1 2007-09-19 Joseph Myers <joseph@codesourcery.com>
3 * config/mips/sde.h: Switch to GPLv3.
5 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
7 * tree-sra.c (decide_block_copy): Decide if there are groups.
9 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
11 * config/m68k/m68k.c (output_move_himode): Remove jump table
13 config/m68k/m68k.md (lea): Likewise.
14 * config/m68k/m68k.c (print_operand_address): Use simple pc
17 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
19 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
20 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument default
22 (asm_insn_count): Pass template as second argument to it.
23 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
24 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
25 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
26 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
27 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
28 (sh_insn_length_adjustment): Pass template as second argument to it.
29 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
31 * config/bfin/bfin.md (define_asm_attributes): New.
33 2007-09-19 Jie Zhang <jie.zhang@analog.com>
35 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
37 * config/bfin/print-sysroot-suffix.sh: New.
38 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
39 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
40 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
41 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
42 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
43 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
44 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
45 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
46 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
47 (linux-sysroot-suffix.h): New target.
48 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
49 (mspecld-anomaly): Likewise.
50 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
51 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
52 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
53 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
54 (bfin_si_revision): Declare.
55 (bfin_workarounds): Declare.
56 (WA_SPECULATIVE_LOADS): Define.
57 (ENABLE_WA_SPECULATIVE_LOADS): Define.
58 (WA_SPECULATIVE_SYNCS): Define.
59 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
60 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
61 (LIB_SPEC): Add %s to the linker scripts.
62 Use proper linker script for bf522, bf525, bf527,
63 bf538, bf539, bf542, bf544, bf548, and bf549.
64 * config/bfin/bfin.c (bfin_si_revision): Define.
65 (bfin_workarounds): Define.
66 (struct bfin_cpu): New.
68 (bfin_handle_option): Handle silicon revision part of -mcpu option.
69 (override_options): Set bfin_workarounds.
70 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
71 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
72 ENABLE_WA_SPECULATIVE_LOADS.
73 (bfin_reorg): Likewise.
74 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
75 macros for bf522, bf525, bf527, bf538, bf539,
76 bf542, bf544, bf548, and bf549.
77 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
78 Don't define __ID_SHARED_LIB__ when -msep-data.
79 (TARGET_DEFAULT): Define as 0.
80 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
81 * doc/invoke.texi (Blackfin Options): Document silicon
82 revision part of -mcpu option and it now accepts bf522, bf525,
83 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
85 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
87 * alias.c (memory_modified_1): Deconstify.
88 (memory_modified_in_insn_p): Don't use const_note_stores.
89 * rtl.h (const_note_stores): Delete.
90 * rtlanal.c (const_note_stores): Likewise.
92 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
94 * dse.c (find_shift_sequence): Temporarily revert to forbidding
97 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
101 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
102 (addsi_small_int): Likewise.
103 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
104 (one_cmplsi2): Likewise.
106 (enter_func): Expand insn using hard_frame_pointer_rtx and
109 * config/fr30/fr30.c (fr30_expand_prologue): Check for
110 hard_frame_pointer_rtx instead of using REGNO() check.
111 Properly sign extend GEN_INT() argument.
113 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
115 * config/m68k/m68k.c (override_options): Remove USE_GAS,
117 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
118 alternatives with just jcc.
119 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
120 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
121 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
122 dbge_hi, dbge_si): Likewise.
124 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
126 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
127 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
128 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
129 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
130 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
132 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
134 * config/m68k/m68k-devices.def (51qe): New device.
135 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
136 to all uses of FL_FOR_isa_c for compatibility.
137 (all_microarchs): Add cfv1 microarchitecture.
138 (m68k_handle_option): Handle m51qe option.
139 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
140 (TUNE_CFV1): New macro.
141 (enum uarch_type): Add ucfv1.
142 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
144 2007-09-18 Richard Guenther <rguenther@suse.de>
146 PR tree-optimization/31863
147 * tree-ssa-structalias.c (create_variable_info_for): Always
150 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
152 * opts.c (decode_options): Enable vectorization under -O3.
154 2007-09-18 Richard Guenther <rguenther@suse.de>
156 PR tree-optimization/33340
157 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
158 SSA_NAMEs that occur in abnormal PHI nodes.
160 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
162 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
163 Don't use const_get_call_expr_in.
164 * tree-gimple.c (const_get_call_expr_in): Delete.
165 * tree-gimple.h (const_get_call_expr_in): Likewise.
167 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
169 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
170 not yet have a basic block.
171 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
173 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
175 * config/mips/mips.c (mips_file_start): Add ".previous" directives
178 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
180 * config/mips/mips.c (mips_output_mi_thunk): Use
181 mips_function_ok_for_sibcall and const_call_insn_operand
182 to determine if a direct sibcall is allowed. Use
183 mips_classify_symbol to determine a global pointer is needed.
185 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
187 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
189 2007-09-17 Chao-ying Fu <fu@mips.com>
190 Nigel Stephens <nigel@mips.com>
192 * config/fixed-bit.h: New file.
193 * config/fixed-bit.c: New file.
194 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
196 2007-09-18 Jakub Jelinek <jakub@redhat.com>
198 * c-format.h (format_kind_info): Add alloc_char field.
199 * c-format.c (scanf_flag_specs): Add 'm'.
200 (scanf_flag_pairs): Add 'a', 'm' pair.
201 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
202 (format_types_orig): Add alloc_char fields.
203 (check_format_info_main): Rename aflag to alloc_flag.
204 Handle fki->alloc_char. modifier after width and before length
205 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
206 length modifiers as well.
207 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
210 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
211 returned by build_call_expr.
213 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
215 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
216 NULL for variable-sized records too.
217 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
219 2007-09-17 Tom Tromey <tromey@redhat.com>
221 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
222 (c_builtin_function): Likewise.
223 (grokdeclarator): Likewise.
225 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
227 PR rtl-optimization/26449
228 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
229 (seq_insns_valid_p): Removed.
231 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
233 * tree-nomudflap.c (gate_mudflap): New static function.
234 (pass_mudflap_1): Use it as gate function.
235 (pass_mudflap_2): Likewise.
237 2007-09-17 Jan Hubicka <jh@suse.cz>
241 * loop-invariant.c (move_invariant_reg): Unshare sequence.
243 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
245 PR tree-optimization/33319
246 * tree-vect-analyze.c (vect_same_range_drs): New.
247 (vect_vfa_range_equal): New.
248 (vect_is_duplicate_ddr): Removed.
249 (vect_mark_for_runtime_alias_test): Do not perform marking when
250 optimizing for size or max_param for alias checking is zero.
251 Move the function before vect_analyze_data_ref_dependence.
252 (vect_analyze_data_ref_dependence): Add call to
253 vect_mark_for_runtime_alias_test in two cases when dependence
255 (vect_analyze_data_ref_dependences): Do not call to
256 vect_mark_for_runtime_alias_test.
257 (vect_prune_runtime_alias_test_list): New.
258 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
259 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
260 Update vec_outside_cost.
261 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
262 (vect_create_cond_for_alias_checks): Build the base address of data
263 reference from DR_GROUP_FIRST_DR.
264 (vect_loop_versioning): New.
265 (vect_transform_loop): Add a call to vect_loop_versioning.
266 Remove factored out code.
268 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
271 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
274 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
276 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
277 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
278 Fix the call to insn_rtx_cost. Skip access sizes that require a
279 real truncation of the store register. Use convert_move instead
280 of gen_lowpart when narrowing the result.
281 (replace_read): Use convert_move instead of gen_lowpart when
282 narrowing the store rhs.
284 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
286 * config/mips/mips.md (SHORT): Fix long line.
287 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
288 to QImode and HImode.
290 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
292 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
294 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
296 * tree-parloops.c: New file.
297 * tree-ssa-operands.h (free_stmt_operands): Declare.
298 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
300 * tree-pass.h (pass_parallelize_loops): Declare.
301 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
303 (build_omp_regions_1): Allow analysing just a single OMP region and
305 ( build_omp_regions_root, omp_expand_local): New functions.
306 (build_omp_regions): Add argument to build_omp_regions_1 call.
307 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
308 autoparallelization is run.
309 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
310 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
311 pass_parallelize_loops): New.
312 * common.opt (ftree-parallelize-loops): New.
313 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
314 parallelize_loops): Declare.
315 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
316 * Makefile.in (tree-parloops.o): Added.
317 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
319 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
320 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
321 one extra edge as well.
322 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
323 Use VEC_free to free doms vector.
324 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
325 operands. Recompute operand caches in the new function.
326 (move_sese_region_to_fn): Update loop info.
327 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
328 * tree-ssa-operands.c (free_stmt_operands): New function.
330 * doc/passes.texi: Document autoparallelization.
331 * doc/invoke.texi (-ftree-parallelize-loops): New option.
333 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
336 * pa.c (function_value): Use GET_MODE_BITSIZE instead of TYPE_PRECISION.
338 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
340 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
342 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
343 get_vectype_for_scalar_type succeeded.
344 (vectorizable_conversion): Likewise.
346 2007-09-14 Jan Hubicka <jh@suse.cz>
348 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
351 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
354 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary register
355 when operands[2] equals operands[1].
356 (remainderxf3): Ditto.
358 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
359 Nigel Stephens <nigel@mips.com>
361 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
362 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
363 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
365 (_Unwind_ForcedUnwind): Likewise.
366 (_Unwind_Resume): Likewise.
367 (_Unwind_Resume_or_Rethrow): Likewise.
368 (_Unwind_Backtrace): Likewise.
369 (_Unwind_SjLj_RaiseException): Likewise.
370 (_Unwind_SjLj_ForcedUnwind): Likewise.
371 (_Unwind_SjLj_Resume): Likewise.
372 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
373 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
375 (_Unwind_ForcedUnwind): Likewise.
376 (_Unwind_Resume): Likewise.
377 (_Unwind_Resume_or_Rethrow): Likewise.
378 (_Unwind_Backtrace): Likewise.
379 * unwind-compat.c (_Unwind_Backtrace): Likewise.
380 (_Unwind_ForcedUnwind): Likewise.
381 (_Unwind_RaiseException): Likewise.
382 (_Unwind_Resume): Likewise.
383 (_Unwind_Resume_or_Rethrow): Likewise.
385 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
386 nomips16 mode when IN_LIBGCC2 with hard float.
388 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
390 * config/mips/sdemtk.opt: Update to GPLv3.
391 * config/mips/sdemtk.h: Likewise.
393 2007-09-14 Nigel Stephens <nigel@mips.com>
395 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
396 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
397 for mipsisa32-*-linux*.
399 2007-09-14 Nigel Stephens <nigel@mips.com>
400 David Ung <davidu@mips.com>
401 Thiemo Seufer <ths@mips.com>
402 Richard Sandiford <richard@codesourcery.com>
404 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
405 * configure.ac: Add a mipssde threading type.
406 * configure: Regenerate.
407 * config/mips/sdemtk.h: New file.
408 * config/mips/t-sdemtk: Likewise.
409 * config/mips/sdemtk.opt: Likewise.
410 * gthr-mipssde.h: Likewise.
411 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
412 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
413 (MIPS_ICACHE_SYNC): New macro, split from ...
414 * config/mips/mips.md (clear_cache): ...here.
415 * config/mips/mips.c (mips_save_reg_p): Check
416 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
417 (build_mips16_function_stub): Use targetm.strip_name_encoding.
418 (build_mips16_call_stub): Likewise.
420 2007-09-14 Richard Sandiford <richard@codesourcery.com>
422 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
424 2007-09-14 Jakub Jelinek <jakub@redhat.com>
427 * config/ia64/ia64.c (find_gr_spill): Don't decrement
428 current_frame_info.n_local_regs. Don't return emitted local
430 (ia64_compute_frame_size): Improve unwind hack to put
431 RP, PFS, FP in that order by allowing some of the registers
432 been already emitted, as long as they are emitted to the
435 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
437 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
438 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
439 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
441 2007-09-13 Eric Christopher <echristo@apple.com>
442 Kenneth Zadeck <zadeck@naturalbridge.com>
444 * dse.c (find_shift_sequence): New function.
445 (replace_read): Add case to remove read if it requires shift.
446 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
448 2007-09-13 Tom Tromey <tromey@redhat.com>
450 * c-common.c (fname_as_string): Update.
451 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
452 (c_lex_one_token): Update. Add 'parser' argument.
453 (c_parser_simple_asm_expr): Update.
454 (c_parser_attributes): Update.
455 (c_parser_asm_statement): Update.
456 (c_parser_asm_operands): Update.
457 (c_parser_peek_token): Update.
458 (c_parser_peek_2nd_token): Update.
459 * c-lex.c (c_lex_string_translate): Remove.
460 (c_lex_return_raw_strings): Likewise.
461 (c_lex_with_flags): Added 'lex_flags' argument.
462 (lex_string): Added 'translate' argument.
463 * c-pragma.h (c_lex_with_flags): Update.
464 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
465 (C_LEX_STRING_NO_TRANSLATE): New define.
466 (C_LEX_RAW_STRINGS): Likewise.
468 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
471 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
472 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
473 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
474 (bfin_init_builtins): Initialize __builtin_bfin_ones,
475 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
476 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
477 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
478 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
479 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
480 (bdesc_1arg): Add __builtin_bfin_ones.
481 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
482 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
483 and __builtin_bfin_csqu_fr16.
484 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
485 (ones): New define_insn.
486 (ssaddhi3_parts): New define_insn.
487 (sssubhi3_parts): New define_insn.
488 (flag_mulhi_parts): New define_insn.
490 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
492 * common.opt (femit-class-debug-always): Turn off by default.
494 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
496 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
497 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
499 2007-09-13 James E. Wilson <wilson@specifix.com>
501 PR tree-optimization/33389
502 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
503 then set build_loads before returning.
505 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
506 David Ung <davidu@mips.com>
508 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
509 {d}addiu and a negative immediate such that it works with MIPS16
512 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
515 * configure.ac (ld_vers): Support Linux linker.
516 * configure: Regenerated.
518 2007-09-13 Richard Sandiford <richard@codesourcery.com>
519 Sandra Loosemore <sandra@codesourcery.com>
521 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
522 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
523 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
524 nomips16 into decl attributes.
525 (TARGET_INSERT_ATTRIBUTES): Override.
526 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
527 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
528 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
529 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
530 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
531 (mips_use_mips16_mode_p): Reimplement as a function that takes
532 a decl and considers only decl attributes. If the decl is nested
533 function, use its parent attributes.
534 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
535 instead of SYMBOL_REF_MIPS16_FUNC_P.
536 (mips_set_mips16_mode): Move call to sorry here from old
537 mips_use_mips16_mode_p.
538 (mflip_mips16_entry): New structure.
539 (mflip_mips16_htab): New variable.
540 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
541 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
542 (mips_merge_decl_attributes): New function.
543 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
544 Use mips_use_mips16_mode_p.
545 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
546 SYMBOL_REF_MIPS16_FUNC_P.
547 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
549 2007-09-13 Richard Sandiford <richard@codesourcery.com>
551 * c-parser.c (c_parser_struct_declaration): Check for a null return.
553 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
556 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
558 2007-09-12 Michael Meissner <michael.meissner@amd.com>
559 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
560 Tony Linthicum <tony.linthicum@amd.com>
562 * tree.h (function_args_iterator): New type to iterate over
564 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
565 function arguments providing a pointer to the argument.
566 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
567 function arguments providing the argument.
568 (function_args_iter_init): Inline function to initialize
569 function_args_iterator.
570 (function_args_iter_cond_ptr): Inline function to return the next
571 pointer to hold the argument.
572 (function_args_iter_cond): Inline function to return the next
574 (function_args_iter_cond_next): Advance the function args
576 (stdarg_p): New function, return true if variable argument
578 (prototype_p): New function, return true if function is
580 (function_args_count): New function, count the number of arguments
583 * tree.c (stdarg_p): New function, return true if variable
585 (prototype_p): New function, return true if function is
588 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
589 (TARGET_ROUND): New macro for the round/ptest instructions which
590 are shared between SSE4.1 and SSE5.
591 (OPTION_MASK_ISA_ROUND): Ditto.
592 (OPTION_ISA_ROUND): Ditto.
593 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
594 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
596 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
597 (-mfused-madd): New switch to give users control over whether the
598 compiler optimizes to use the multiply/add SSE5 instructions.
600 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
601 m_ATHLON_K8_AMDFAM10, and change all uses.
602 (enum pta_flags): Add PTA_SSE5.
603 (ix86_handle_option): Turn off 3dnow if -msse5.
604 (override_options): Add SSE5 support.
605 (print_operand): %Y prints comparison codes for SSE5 com/pcom
607 (ix86_expand_sse_movcc): Add SSE5 support.
608 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
609 vector type to the next largest size.
610 (ix86_expand_sse5_pack): New function to use pperm to pack a
611 vector type to the next smallest size.
612 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
613 (IX86_BUILTIN_FMADDSD): Ditto.
614 (IX86_BUILTIN_FMADDPS): Ditto.
615 (IX86_BUILTIN_FMADDPD): Ditto.
616 (IX86_BUILTIN_FMSUBSS): Ditto.
617 (IX86_BUILTIN_FMSUBSD): Ditto.
618 (IX86_BUILTIN_FMSUBPS): Ditto.
619 (IX86_BUILTIN_FMSUBPD): Ditto.
620 (IX86_BUILTIN_FNMADDSS): Ditto.
621 (IX86_BUILTIN_FNMADDSD): Ditto.
622 (IX86_BUILTIN_FNMADDPS): Ditto.
623 (IX86_BUILTIN_FNMADDPD): Ditto.
624 (IX86_BUILTIN_FNMSUBSS): Ditto.
625 (IX86_BUILTIN_FNMSUBSD): Ditto.
626 (IX86_BUILTIN_FNMSUBPS): Ditto.
627 (IX86_BUILTIN_FNMSUBPD): Ditto.
628 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
629 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
630 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
631 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
632 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
633 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
634 (IX86_BUILTIN_PPERM): Ditto.
635 (IX86_BUILTIN_PERMPS): Ditto.
636 (IX86_BUILTIN_PERMPD): Ditto.
637 (IX86_BUILTIN_PMACSSWW): Ditto.
638 (IX86_BUILTIN_PMACSWW): Ditto.
639 (IX86_BUILTIN_PMACSSWD): Ditto.
640 (IX86_BUILTIN_PMACSWD): Ditto.
641 (IX86_BUILTIN_PMACSSDD): Ditto.
642 (IX86_BUILTIN_PMACSDD): Ditto.
643 (IX86_BUILTIN_PMACSSDQL): Ditto.
644 (IX86_BUILTIN_PMACSSDQH): Ditto.
645 (IX86_BUILTIN_PMACSDQL): Ditto.
646 (IX86_BUILTIN_PMACSDQH): Ditto.
647 (IX86_BUILTIN_PMADCSSWD): Ditto.
648 (IX86_BUILTIN_PMADCSWD): Ditto.
649 (IX86_BUILTIN_PHADDBW): Ditto.
650 (IX86_BUILTIN_PHADDBD): Ditto.
651 (IX86_BUILTIN_PHADDBQ): Ditto.
652 (IX86_BUILTIN_PHADDWD): Ditto.
653 (IX86_BUILTIN_PHADDWQ): Ditto.
654 (IX86_BUILTIN_PHADDDQ): Ditto.
655 (IX86_BUILTIN_PHADDUBW): Ditto.
656 (IX86_BUILTIN_PHADDUBD): Ditto.
657 (IX86_BUILTIN_PHADDUBQ): Ditto.
658 (IX86_BUILTIN_PHADDUWD): Ditto.
659 (IX86_BUILTIN_PHADDUWQ): Ditto.
660 (IX86_BUILTIN_PHADDUDQ): Ditto.
661 (IX86_BUILTIN_PHSUBBW): Ditto.
662 (IX86_BUILTIN_PHSUBWD): Ditto.
663 (IX86_BUILTIN_PHSUBDQ): Ditto.
664 (IX86_BUILTIN_PROTB): Ditto.
665 (IX86_BUILTIN_PROTW): Ditto.
666 (IX86_BUILTIN_PROTD): Ditto.
667 (IX86_BUILTIN_PROTQ): Ditto.
668 (IX86_BUILTIN_PROTB_IMM): Ditto.
669 (IX86_BUILTIN_PROTW_IMM): Ditto.
670 (IX86_BUILTIN_PROTD_IMM): Ditto.
671 (IX86_BUILTIN_PROTQ_IMM): Ditto.
672 (IX86_BUILTIN_PSHLB): Ditto.
673 (IX86_BUILTIN_PSHLW): Ditto.
674 (IX86_BUILTIN_PSHLD): Ditto.
675 (IX86_BUILTIN_PSHLQ): Ditto.
676 (IX86_BUILTIN_PSHAB): Ditto.
677 (IX86_BUILTIN_PSHAW): Ditto.
678 (IX86_BUILTIN_PSHAD): Ditto.
679 (IX86_BUILTIN_PSHAQ): Ditto.
680 (IX86_BUILTIN_FRCZSS): Ditto.
681 (IX86_BUILTIN_FRCZSD): Ditto.
682 (IX86_BUILTIN_FRCZPS): Ditto.
683 (IX86_BUILTIN_FRCZPD): Ditto.
684 (IX86_BUILTIN_CVTPH2PS): Ditto.
685 (IX86_BUILTIN_CVTPS2PH): Ditto.
686 (IX86_BUILTIN_COMEQSS): Ditto.
687 (IX86_BUILTIN_COMNESS): Ditto.
688 (IX86_BUILTIN_COMLTSS): Ditto.
689 (IX86_BUILTIN_COMLESS): Ditto.
690 (IX86_BUILTIN_COMGTSS): Ditto.
691 (IX86_BUILTIN_COMGESS): Ditto.
692 (IX86_BUILTIN_COMUEQSS): Ditto.
693 (IX86_BUILTIN_COMUNESS): Ditto.
694 (IX86_BUILTIN_COMULTSS): Ditto.
695 (IX86_BUILTIN_COMULESS): Ditto.
696 (IX86_BUILTIN_COMUGTSS): Ditto.
697 (IX86_BUILTIN_COMUGESS): Ditto.
698 (IX86_BUILTIN_COMORDSS): Ditto.
699 (IX86_BUILTIN_COMUNORDSS): Ditto.
700 (IX86_BUILTIN_COMFALSESS): Ditto.
701 (IX86_BUILTIN_COMTRUESS): Ditto.
702 (IX86_BUILTIN_COMEQSD): Ditto.
703 (IX86_BUILTIN_COMNESD): Ditto.
704 (IX86_BUILTIN_COMLTSD): Ditto.
705 (IX86_BUILTIN_COMLESD): Ditto.
706 (IX86_BUILTIN_COMGTSD): Ditto.
707 (IX86_BUILTIN_COMGESD): Ditto.
708 (IX86_BUILTIN_COMUEQSD): Ditto.
709 (IX86_BUILTIN_COMUNESD): Ditto.
710 (IX86_BUILTIN_COMULTSD): Ditto.
711 (IX86_BUILTIN_COMULESD): Ditto.
712 (IX86_BUILTIN_COMUGTSD): Ditto.
713 (IX86_BUILTIN_COMUGESD): Ditto.
714 (IX86_BUILTIN_COMORDSD): Ditto.
715 (IX86_BUILTIN_COMUNORDSD): Ditto.
716 (IX86_BUILTIN_COMFALSESD): Ditto.
717 (IX86_BUILTIN_COMTRUESD): Ditto.
718 (IX86_BUILTIN_COMEQPS): Ditto.
719 (IX86_BUILTIN_COMNEPS): Ditto.
720 (IX86_BUILTIN_COMLTPS): Ditto.
721 (IX86_BUILTIN_COMLEPS): Ditto.
722 (IX86_BUILTIN_COMGTPS): Ditto.
723 (IX86_BUILTIN_COMGEPS): Ditto.
724 (IX86_BUILTIN_COMUEQPS): Ditto.
725 (IX86_BUILTIN_COMUNEPS): Ditto.
726 (IX86_BUILTIN_COMULTPS): Ditto.
727 (IX86_BUILTIN_COMULEPS): Ditto.
728 (IX86_BUILTIN_COMUGTPS): Ditto.
729 (IX86_BUILTIN_COMUGEPS): Ditto.
730 (IX86_BUILTIN_COMORDPS): Ditto.
731 (IX86_BUILTIN_COMUNORDPS): Ditto.
732 (IX86_BUILTIN_COMFALSEPS): Ditto.
733 (IX86_BUILTIN_COMTRUEPS): Ditto.
734 (IX86_BUILTIN_COMEQPD): Ditto.
735 (IX86_BUILTIN_COMNEPD): Ditto.
736 (IX86_BUILTIN_COMLTPD): Ditto.
737 (IX86_BUILTIN_COMLEPD): Ditto.
738 (IX86_BUILTIN_COMGTPD): Ditto.
739 (IX86_BUILTIN_COMGEPD): Ditto.
740 (IX86_BUILTIN_COMUEQPD): Ditto.
741 (IX86_BUILTIN_COMUNEPD): Ditto.
742 (IX86_BUILTIN_COMULTPD): Ditto.
743 (IX86_BUILTIN_COMULEPD): Ditto.
744 (IX86_BUILTIN_COMUGTPD): Ditto.
745 (IX86_BUILTIN_COMUGEPD): Ditto.
746 (IX86_BUILTIN_COMORDPD): Ditto.
747 (IX86_BUILTIN_COMUNORDPD): Ditto.
748 (IX86_BUILTIN_COMFALSEPD): Ditto.
749 (IX86_BUILTIN_COMTRUEPD): Ditto.
750 (IX86_BUILTIN_PCOMEQUB): Ditto.
751 (IX86_BUILTIN_PCOMNEUB): Ditto.
752 (IX86_BUILTIN_PCOMLTUB): Ditto.
753 (IX86_BUILTIN_PCOMLEUB): Ditto.
754 (IX86_BUILTIN_PCOMGTUB): Ditto.
755 (IX86_BUILTIN_PCOMGEUB): Ditto.
756 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
757 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
758 (IX86_BUILTIN_PCOMEQUW): Ditto.
759 (IX86_BUILTIN_PCOMNEUW): Ditto.
760 (IX86_BUILTIN_PCOMLTUW): Ditto.
761 (IX86_BUILTIN_PCOMLEUW): Ditto.
762 (IX86_BUILTIN_PCOMGTUW): Ditto.
763 (IX86_BUILTIN_PCOMGEUW): Ditto.
764 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
765 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
766 (IX86_BUILTIN_PCOMEQUD): Ditto.
767 (IX86_BUILTIN_PCOMNEUD): Ditto.
768 (IX86_BUILTIN_PCOMLTUD): Ditto.
769 (IX86_BUILTIN_PCOMLEUD): Ditto.
770 (IX86_BUILTIN_PCOMGTUD): Ditto.
771 (IX86_BUILTIN_PCOMGEUD): Ditto.
772 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
773 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
774 (IX86_BUILTIN_PCOMEQUQ): Ditto.
775 (IX86_BUILTIN_PCOMNEUQ): Ditto.
776 (IX86_BUILTIN_PCOMLTUQ): Ditto.
777 (IX86_BUILTIN_PCOMLEUQ): Ditto.
778 (IX86_BUILTIN_PCOMGTUQ): Ditto.
779 (IX86_BUILTIN_PCOMGEUQ): Ditto.
780 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
781 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
782 (IX86_BUILTIN_PCOMEQB): Ditto.
783 (IX86_BUILTIN_PCOMNEB): Ditto.
784 (IX86_BUILTIN_PCOMLTB): Ditto.
785 (IX86_BUILTIN_PCOMLEB): Ditto.
786 (IX86_BUILTIN_PCOMGTB): Ditto.
787 (IX86_BUILTIN_PCOMGEB): Ditto.
788 (IX86_BUILTIN_PCOMFALSEB): Ditto.
789 (IX86_BUILTIN_PCOMTRUEB): Ditto.
790 (IX86_BUILTIN_PCOMEQW): Ditto.
791 (IX86_BUILTIN_PCOMNEW): Ditto.
792 (IX86_BUILTIN_PCOMLTW): Ditto.
793 (IX86_BUILTIN_PCOMLEW): Ditto.
794 (IX86_BUILTIN_PCOMGTW): Ditto.
795 (IX86_BUILTIN_PCOMGEW): Ditto.
796 (IX86_BUILTIN_PCOMFALSEW): Ditto.
797 (IX86_BUILTIN_PCOMTRUEW): Ditto.
798 (IX86_BUILTIN_PCOMEQD): Ditto.
799 (IX86_BUILTIN_PCOMNED): Ditto.
800 (IX86_BUILTIN_PCOMLTD): Ditto.
801 (IX86_BUILTIN_PCOMLED): Ditto.
802 (IX86_BUILTIN_PCOMGTD): Ditto.
803 (IX86_BUILTIN_PCOMGED): Ditto.
804 (IX86_BUILTIN_PCOMFALSED): Ditto.
805 (IX86_BUILTIN_PCOMTRUED): Ditto.
806 (IX86_BUILTIN_PCOMEQQ): Ditto.
807 (IX86_BUILTIN_PCOMNEQ): Ditto.
808 (IX86_BUILTIN_PCOMLTQ): Ditto.
809 (IX86_BUILTIN_PCOMLEQ): Ditto.
810 (IX86_BUILTIN_PCOMGTQ): Ditto.
811 (IX86_BUILTIN_PCOMGEQ): Ditto.
812 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
813 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
814 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
815 OPTION_MASK_ISA_ROUND for instructions that are shared between
818 (bdesc_sse_3arg): Ditto.
819 (enum multi_arg_type): New enum for describing the various SSE5
820 intrinsic argument types.
821 (bdesc_multi_arg): New table for SSE5 intrinsics.
822 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
823 (ix86_expand_multi_arg_builtin): New function for creating SSE5
825 (ix86_expand_builtin): Add SSE5 intrinsic support.
826 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
827 operand instructions.
828 (ix86_expand_sse5_multiple_memory): New function to split the
829 second memory reference from SSE5 instructions.
830 (type_has_variadic_args_p): Delete in favor of stdarg_p.
831 (ix86_return_pops_args): Use stdarg_p to determine if the function
832 has variable arguments.
833 (ix86_setup_incoming_varargs): Ditto.
834 (x86_this_parameter): Ditto.
836 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
838 (ix86_expand_sse5_pack): Ditto.
839 (ix86_sse5_valid_op_p): Ditto.
840 (ix86_expand_sse5_multiple_memory): Ditto.
842 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
843 constant for SSE5 support.
844 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
845 (UNSPEC_SSE5_TRUEFALSE): Ditto.
846 (UNSPEC_SSE5_PERMUTE): Ditto.
847 (UNSPEC_SSE5_ASHIFT): Ditto.
848 (UNSPEC_SSE5_LSHIFT): Ditto.
849 (UNSPEC_FRCZ): Ditto.
850 (UNSPEC_CVTPH2PS): Ditto.
851 (UNSPEC_CVTPS2PH): Ditto.
852 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
854 (COM_FALSE_S): Ditto.
855 (COM_FALSE_P): Ditto.
858 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
859 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
861 (memory attribute): Ditto.
862 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
863 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
864 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
865 (floor<mode>2): Ditto.
866 (ceil<mode>2): Ditto.
867 (btrunc<mode>2): Ditto.
868 (nearbyintdf2): Ditto.
869 (nearbyintsf2): Ditto.
870 (sse_setccsf): Disable if SSE5.
871 (sse_setccdf): Ditto.
872 (sse5_setcc<mode>): New support for SSE5 conditional move.
873 (sse5_pcmov_<mode>): Ditto.
875 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
878 (ssemodesuffixf4): New mode attribute for SSE5.
879 (ssemodesuffixf2s): Ditto.
880 (ssemodesuffixf2c): Ditto.
881 (sserotatemax): Ditto.
882 (ssescalarmode): Ditto.
883 (sse_maskcmpv4sf3): Disable if SSE5.
884 (sse_maskcmpv2df3): Ditto.
885 (sse_vmmaskcmpv4sf3): Ditto.
886 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
888 (sse5_vmfmadd<mode>4): Ditto.
889 (sse5_fmsub<mode>4): Ditto.
890 (sse5_vmfmsub<mode>4): Ditto.
891 (sse5_fnmadd<mode>4): Ditto.
892 (sse5_vmfnmadd<mode>4): Ditto.
893 (sse5_fnmsub<mode>4): Ditto.
894 (sse5_vmfnmsub<mode>4): Ditto.
895 (sse5i_fmadd<mode>4): Ditto.
896 (sse5i_fmsub<mode>4): Ditto.
897 (sse5i_fnmadd<mode>4): Ditto.
898 (sse5i_fnmsub<mode>4): Ditto.
899 (sse5i_vmfmadd<mode>4): Ditto.
900 (sse5i_vmfmsub<mode>4): Ditto.
901 (sse5i_vmfnmadd<mode>4): Ditto.
902 (sse5i_vmfnmsub<mode>4): Ditto.
903 (mulv16qi3): Add SSE5 support.
905 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
906 (sse2_mulv4si3): Disable if SSE5.
907 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
908 (sse4_1_roundps): Ditto.
909 (sse4_1_roundsd): Ditto.
910 (sse4_1_roundss): Ditto.
911 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
913 (sse_maskcmpsf3): Ditto.
914 (sse_vmmaskcmpv4sf3): Ditto.
915 (sse2_maskcmpv2df3): Ditto.
916 (sse2_maskcmpdf3): Ditto.
917 (sse2_vmmaskcmpv2df3): Ditto.
918 (sse2_eq<mode>3): Ditto.
919 (sse2_gt<mode>3): Ditto.
920 (sse5_pcmov_<mode>): Add SSE5 support.
921 (vec_unpacku_hi_v16qi): Ditto.
922 (vec_unpacks_hi_v16qi): Ditto.
923 (vec_unpacku_lo_v16qi): Ditto.
924 (vec_unpacks_lo_v16qi): Ditto.
925 (vec_unpacku_hi_v8hi): Ditto.
926 (vec_unpacks_hi_v8hi): Ditto.
927 (vec_unpacku_lo_v8hi): Ditto.
928 (vec_unpacks_lo_v8hi): Ditto.
929 (vec_unpacku_hi_v4si): Ditto.
930 (vec_unpacks_hi_v4si): Ditto.
931 (vec_unpacku_lo_v4si): Ditto.
932 (vec_unpacks_lo_v4si): Ditto.
933 (sse5_pmacsww): New SSE5 intrinsic insn.
934 (sse5_pmacssww): Ditto.
935 (sse5_pmacsdd): Ditto.
936 (sse5_pmacssdd): Ditto.
937 (sse5_pmacssdql): Ditto.
938 (sse5_pmacssdqh): Ditto.
939 (sse5_pmacsdqh): Ditto.
940 (sse5_pmacsswd): Ditto.
941 (sse5_pmacswd): Ditto.
942 (sse5_pmadcsswd): Ditto.
943 (sse5_pmadcswd): Ditto.
944 (sse5_pcmov_<move>): Conditional move support on SSE5.
945 (sse5_phaddbw): New SSE5 intrinsic insn.
946 (sse5_phaddbd): Ditto.
947 (sse5_phaddbq): Ditto.
948 (sse5_phaddwd): Ditto.
949 (sse5_phaddwq): Ditto.
950 (sse5_phadddq): Ditto.
951 (sse5_phaddubw): Ditto.
952 (sse5_phaddubd): Ditto.
953 (sse5_phaddubq): Ditto.
954 (sse5_phadduwd): Ditto.
955 (sse5_phadduwq): Ditto.
956 (sse5_phaddudq): Ditto.
957 (sse5_phsubbw): Ditto.
958 (sse5_phsubwd): Ditto.
959 (sse5_phsubdq): Ditto.
961 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
962 (sse5_pperm_zero_v16qi_v8hi): Ditto.
963 (sse5_pperm_sign_v8hi_v4si): Ditto.
964 (sse5_pperm_zero_v8hi_v4si): Ditto.
965 (sse5_pperm_sign_v4si_v2di): Ditto.
966 (sse5_pperm_sign_v4si_v2di): Ditto.
967 (sse5_pperm_pack_v2di_v4si): Ditto.
968 (sse5_pperm_pack_v4si_v8hi): Ditto.
969 (sse5_pperm_pack_v8hi_v16qi): Ditto.
970 (sse5_perm<mode>): New SSE5 intrinsic insn.
971 (rotl<mode>3): Ditto.
972 (sse5_rotl<mode>3): Ditto.
973 (sse5_ashl<mode>3): Ditto.
974 (sse5_lshl<mode>3): Ditto.
975 (sse5_frcz<mode>2): Ditto.
976 (sse5s_frcz<mode>2): Ditto.
977 (sse5_cvtph2ps): Ditto.
978 (sse5_cvtps2ph): Ditto.
979 (sse5_vmmaskcmp<mode>3): Ditto.
980 (sse5_com_tf<mode>3): Ditto.
981 (sse5_maskcmp<mode>3): Ditto.
982 (sse5_maskcmp_uns<mode>3): Ditto.
983 (sse5_maskcmp_uns2<mode>3): Ditto.
984 (sse5_pcom_tf<mode>3): Ditto.
986 * config/i386/predicates.md (const_0_to_31_operand): New predicate
988 (sse5_comparison_float_operator): New predicate to match the
989 comparison operators supported by the SSE5 com instruction.
990 (ix86_comparison_int_operator): New predicate to match just the
991 signed int comparisons.
992 (ix86_comparison_uns_operator): New predicate to match just the
993 unsigned int comparisons.
995 * doc/invoke.texi (-msse5): Add documentation.
996 (-mfused-madd): Ditto.
998 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
1000 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
1002 (x86_64-*-*): Ditto.
1004 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
1006 * config/i386/bmmintrin.h: New file, provide common x86 compiler
1007 intrinisics for SSE5.
1009 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
1012 * config/i386/mmintrin-common.h: New file, to contain common
1013 instructions between SSE4.1 and SSE5.
1015 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
1016 FOREACH_FUNCTION_ARGS to iterate over the argument list.
1017 (gen_regparm_prefix): Ditto.
1019 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
1020 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
1021 prototype_p to determine if a function is prototyped.
1023 2007-09-12 Janis Johnson <janis187@us.ibm.com>
1025 * config/dfp-bit.c (dfp_conversion_exception): New function.
1026 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
1027 (DFP_TO_INT): Ditto.
1028 (INT_TO_DFP): Ditto.
1029 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
1031 2007-09-12 Jakub Jelinek <jakub@redhat.com>
1034 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
1035 before sp restoration even when total_size is 0, but
1036 frame_pointer_needed.
1038 2007-09-12 Bob Wilson <bob.wilson@acm.org>
1040 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
1041 (xtensa_copy_incoming_a7): Use start_sequence instead of
1042 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
1043 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
1044 of the saveregs sequence.
1046 2007-09-12 Richard Sandiford <richard@codesourcery.com>
1048 * c-tree.h (grokfield): Add a "tree *" argument.
1049 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
1050 Chain nested decl attributes to it. Don't call decl_attributes here.
1051 (groktypename): Pass grokdeclarator a pointer to the attribute list.
1052 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
1053 (grokfield): Take a pointer to the decl's attributes and pass
1054 it to grokdeclarator.
1055 * c-parser.c (c_parser_struct_declaration): Update the calls to
1056 grokfield. Call decl_attributes for anonymous struct and union
1059 2007-09-12 Jan Hubicka <jh@suse.cz>
1061 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
1063 2007-09-12 Ira Rosen <irar@il.ibm.com>
1065 PR tree-optimization/32377
1066 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
1067 between positive and negative dependence distance using DDR_REVERSED_P.
1069 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
1071 PR tree-optimization/33373
1072 * tree-vect-analyze (vect_determine_vectorization_factor): Call
1073 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
1075 2007-09-12 Jan Hubicka <jh@suse.cz>
1078 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable for
1081 2007-09-12 Christian Bruel <christian.bruel@st.com>
1083 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
1084 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
1086 2007-09-12 Ira Rosen <irar@il.ibm.com>
1088 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
1089 for oprnd1 if not required.
1090 (vectorizable_operation): Use scalar operand in SLP in case of
1091 shift with scalar argument.
1093 2007-09-12 Ira Rosen <irar@il.ibm.com>
1095 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
1098 2007-09-11 James E. Wilson <wilson@specifix.com>
1100 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
1101 TARGET_UNWIND_INFO is defined.
1102 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
1105 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
1107 * config/sh/sh.c (calc_live_regs): Use
1108 current_function_saves_all_registers instead of
1109 current_function_has_nonlocal_label.
1110 (sh_allocate_initial_value): Likewise.
1111 (sh_get_pr_initial_val): Likewise.
1112 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
1113 * config/sh/sh.md (load_ra): Likewise.
1115 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
1117 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
1120 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
1121 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
1123 2007-09-12 Sa Liu <saliu@de.ibm.com>
1125 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
1126 operands to DFmode GE or LE compares.
1128 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
1130 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
1131 REG_CLASS_NAMES): Add P0REGS.
1132 (REGNO_REG_CLASS): Return it where appropriate.
1133 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
1134 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
1135 * doc/md.texi (Blackfin family): Document 'q' constraints.
1137 2007-09-11 Steve Kenton <skenton@ou.edu>
1139 * pa/linux-unwind.h: Guard with inhibit_libc.
1140 * pa/hpux-unwind.h: Likewise.
1142 2007-09-11 David Daney <ddaney@avtrex.com>
1144 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
1145 * doc/install.texi: Document new --with-llsc and --without-llsc
1147 * config.gcc: Handle --with-llsc and --without-llsc configure options.
1148 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
1149 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
1151 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
1152 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
1153 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
1154 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1155 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
1156 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
1157 * config/mips/mips.opt (mllsc): New option.
1158 * config/mips/mips.c (mips_llsc): Define variable.
1159 (mips_handle_option): Handle mllsc option.
1160 (override_options): Set mips_print_operand_punct for '|' and '-'.
1161 (print_operand): Add new %| and %- operand codes.
1162 * config/mips/mips.h (mips_llsc_setting): New enum type.
1163 (mips_llsc): Declare.
1164 (OPTION_DEFAULT_SPECS): Add llsc handling.
1165 (GENERATE_SYNC): New macro.
1166 (GENERATE_LL_SC): New macro.
1167 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
1168 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
1169 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
1170 in %| and %- operand codes.
1172 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
1174 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
1175 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
1177 2007-09-11 Jason Merrill <jason@redhat.com>
1180 * stor-layout.c (layout_decl): Do pack variable size fields.
1182 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
1184 * config/m68k/predicates.md (movsi_const0_operand,
1185 non_symbolic_call_operand): New predicates.
1187 * config/m68k/constraints.md: (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
1189 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
1190 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
1191 CW, CZ, CS, Ap and Ac.
1193 * config/m68k/m68k.md (UNSPEC_IB): New constant.
1194 (constraints.md): New include.
1195 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
1196 opx_mem, opy_mem, op_mem, guess, split): New attributes.
1197 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
1199 (pushdi): Add split.
1200 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
1201 attributes. Split tstsi_internal_68020_cf from it.
1202 (tstsi_internal_68020_cf): New pattern.
1203 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
1204 (tst<mode>_cf): Specify attributea.
1205 (cmpsi_cf): Name pattern. Specify attributes.
1206 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
1207 (pushexthisi_const): Fix to use alternatives. Specify
1209 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
1210 from it. Fix to use alternatives. Specify attributes.
1211 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
1212 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
1214 (movsf_cf_soft): Specify attributes.
1215 (movdf_cf_soft): Add split.
1216 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
1217 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
1218 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
1219 (truncdfsf2_68881): Name pattern. Specify attributes.
1220 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
1221 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
1222 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
1224 (addsi3_5200): Fix to use alternatives. Specify attributes.
1226 (add<mode>3_cf, subdi_dishl32): Specify attributes.
1227 (subsi3): Add alternative for subq.l. Specify attributes.
1228 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
1229 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
1231 (umulhisi3): Specify attributes.
1232 (mulhisisi3_z): Name pattern. Specify attributes.
1233 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
1234 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
1235 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
1236 bsetmemqi): Specify attributes.
1237 (bsetmemqi_ext): Name pattern. Specify attributes.
1238 (bclrmemqi): Specify attributes.
1239 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
1240 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
1242 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
1243 pattern. Specify attributes.
1244 (jump): Specify attributes.
1245 (tablejump_internal): Name pattern. Specify attributes.
1246 (call_value): Split into non_symbolic_call_value,
1247 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
1248 alternatives. Specify attributes.
1249 (non_symbolic_call_value, symbolic_call_value_jsr,
1250 symbolic_call_value_bsr): New patterns.
1251 (nop, return, unlink, indirect_jump): Specify attributes.
1252 (trap): Fix condition. Specify attributes.
1255 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
1256 (override_options): Initialize it. Initialize m68k_sched_cpu.
1257 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
1258 (const_method): Make global, rename to m68k_const_method.
1259 (const_int_cost, output_move_const_into_data_reg): Update.
1260 (output_move_double): Parametrize to emit rtl code, rename to
1262 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
1263 emit_movsi): New static functions.
1264 (output_move_double): New function with semantics of old
1266 (m68k_emit_move_double): New function.
1267 (m68k_sched_cpu): New variable.
1268 (attr_op_type): New enum.
1269 (sched_guess_p): New variable.
1270 (sched_address_type, sched_operand_type, sched_attr_op_type):
1271 New static functions.
1272 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1273 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
1274 (sched_branch_type): New static variable.
1275 (m68k_sched_branch_type): New function.
1276 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
1277 (m68k_symbolic_call_var): Declare.
1278 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
1279 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
1280 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
1281 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
1284 2007-09-11 Jakub Jelinek <jakub@redhat.com>
1286 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
1287 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
1288 error if __builtin_va_arg_pack_len () wasn't optimized out during
1290 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
1291 with the number of inline's anonymous arguments.
1292 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
1294 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
1296 * fold-const.c (extract_muldiv_1): Do not simplify
1299 2007-09-11 Jan Hubicka <jh@suse.cz>
1301 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
1302 (TARGET_INTER_UNIT_CONVERSIONS): New.
1303 * i386.md (floatsi expanders): Remove redundant check for SImode
1304 source; offload to memory when asked for.
1305 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
1306 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
1308 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
1309 floatsidf2_mixed_memory, floatsidf2_sse_memory
1310 floatdisf2_mixed_memory, floatsisf2_sse_memory,
1311 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
1313 2007-09-11 Jan Hubicka <jh@suse.cz>
1315 * toplev.c (process_options): all frontends now do unit-at-a-time.
1316 * cgraphunit.c: update comments.
1317 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
1318 * c-decl.c (finish_function): use cgraph_add_new_function.
1319 * function.c (expand_function_end): We are always unit-at-a-time.
1321 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1323 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
1324 settings for MIPS16.
1325 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
1327 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1329 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
1330 SYMBOL_FORCE_TO_MEM constants.
1331 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
1332 (mips16_rewrite_pool_refs_info): New structure.
1333 (mips16_rewrite_pool_constant): New function, split out from...
1334 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
1335 mips16_rewrite_pool_refs_info structure rather than a pointer
1336 to a constant pool. Force force_to_mem_operands into memory.
1337 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
1338 * config/mips/predicates.md (force_to_mem_operand): New predicate.
1339 * config/mips/constraints.md (kf): New constraint.
1340 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
1341 (*movsi_mips16): Likewise.
1343 2007-09-11 Richard Sandiford <richard@codesourcery.com>
1344 Nigel Stephens <nigel@mips.com>
1345 David Ung <davidu@mips.com>
1347 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
1348 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
1349 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
1350 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
1351 (mips_zero_extend_cost): New functions.
1352 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
1353 Use the new functions. Tweak many cost estimates, both here
1354 and in the new subroutines. Return false when the cost of the
1355 operands has not been calculated. Check for *clear_upper32.
1356 Check for floating-point multiply-add, reciprocal and rsqrt
1357 patterns. Handle comparison and rotation codes.
1359 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
1361 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
1363 * config/i386/i386.c (get_dllimport_decl): Don't strip
1366 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1369 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
1370 declarations to top.
1371 (DFP_TO_BFP): Use for either XFmode or TFmode.
1372 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
1374 * config/dfp-bit.h: Include float.h.
1375 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
1376 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
1377 which doesn't mean the same thing.
1378 (BFP_KIND): Use 4 to mean TFmode.
1379 (BFP_FMT): Specify the number of decimal digits based on the
1380 number of mantissa digits.
1381 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
1382 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
1383 (STR_TO_BFP): Use strtold for XFmode or TFmode.
1384 (TFtype): Define if TFmode is supported.
1385 * doc/libgcc.texi (Decimal float library routines): Document
1386 TF conversion functions.
1388 2007-09-10 Chao-ying Fu <fu@mips.com>
1390 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
1391 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1392 (mips_emit_compare): Process fixed-point modes.
1393 (mips_pad_arg_upward): Support fixed-point types.
1394 (override_options): Allow fixed-point modes in accumulators.
1395 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
1396 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
1397 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
1398 (mips_scalar_mode_supported_p): New function to accept fixed-point
1399 modes if the width is not greater than two BITS_PER_WORD.
1400 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
1401 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
1402 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
1403 LONG_LONG_ACCUM_TYPE_SIZE): Define.
1404 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
1406 ("IMODE"): New mode attribute.
1407 (mips-fixed.md): Include.
1408 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
1410 * config/mips/mips-fixed.md: New file.
1412 2007-09-11 Ben Elliston <bje@au.ibm.com>
1414 * config/spu/spu.md: Formatting fixes.
1416 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1418 * config/dfp-bit.c (dfp_unary_func): Delete.
1419 (dfp_unary_op): Delete.
1420 (dfp_binary_op): Use decFloat functions instead of decNumber
1421 functions for binary operations.
1422 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
1423 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
1425 (dfp_compare_op): Use decFloat functions insteadof decNumber
1426 functions for comparisons.
1427 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
1428 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
1430 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
1431 call to dxx_binary_op and decFloat function.
1432 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
1433 calls to dxx_binary_op and decFloat function.
1434 * config/dfp-bit.h: Include decFloat header files.
1435 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
1436 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
1437 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
1438 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
1440 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
1441 Jan Sjodin <jan.sjodin@amd.com>
1443 * tree-vect-analyze.c (vect_analyze_operations): Change
1444 comparison of loop iterations with threshold to less than
1445 or equal to instead of less than. Reduce
1446 min_scalar_loop_bound by one.
1447 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
1448 Change prologue and epilogue iterations estimate to vf/2,
1449 when unknown at compile-time. Change versioning guard
1450 cost to taken_branch_cost. If peeling for alignment is
1451 unknown at compile-time, change peel guard costs to one
1452 taken branch and one not-taken branch per peeled loop.
1453 If peeling for alignment is known but number of scalar loop
1454 iterations is unknown at compile-time, change peel guard
1455 costs to one taken branch per peeled loop. Change the cost
1456 model equation to consider vector iterations as the loop
1457 iterations less the prologue and epilogue iterations.
1458 Change outside vector cost check to less than or equal to
1459 zero instead of equal to zero.
1460 (vect_do_peeling_for_loop_bound): Reduce
1461 min_scalar_loop_bound by one.
1462 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
1463 TARG_COND_NOT_TAKEN_BRANCH_COST.
1464 * config/i386/i386.h (processor_costs): Add
1465 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
1466 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
1467 vec_align_load_cost, vect_unalign_load_cost,
1468 vec_store_cost, cond_taken_branch_cost,
1469 cond_not_taken_branch_cost.
1470 Define macros for x86 costs.
1471 * config/i386/i386.c:
1472 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
1473 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
1474 scalar_to_vec_cost, vec_align_load_cost,
1475 vect_unalign_load_cost, vec_store_cost,
1476 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
1477 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
1478 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
1479 core2_cost, generic64_cost, generic32_cost): Set to default
1481 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
1482 (x86_builtin_vectorization_cost): New.
1484 2007-09-10 Janis Johnson <janis187@us.ibm.com>
1485 Ben Elliston <bje@au.ibm.com>
1487 * dfp.c: Include decimal128Local.h;
1488 (dfp_byte_swap): Remove.
1489 (encode_decimal32, decode_decimal32): Don't handle endianness.
1490 (encode_decimal64, decode_decimal64): Ditto.
1491 (encode_decimal128, decode_decimal128): Ditto.
1492 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
1494 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
1496 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
1497 * Makefile.in (DECNUM_H): Add decimal128Local.h.
1499 2007-09-10 David Daney <ddaney@avtrex.com>
1501 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
1503 (memory_barrier): Rewrote as an insn that clobbers memory.
1505 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1507 * config/mips/mips.c (mips_global_pointer): Check
1508 call_really_used_regs instead of call_used_regs.
1509 (mips_save_reg_p): Likewise. Save all call-saved registers
1510 if current_function_saves_all_registers. Fix indentation.
1511 No longer treat $18 as a special case.
1512 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
1514 2007-09-10 Richard Sandiford <richard@codesourcery.com>
1516 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
1517 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
1518 the introductory comment.
1519 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1520 (override_options): Don't test for it.
1521 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
1522 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
1523 * config/mips/vr.h: As for config/mips/sde.h.
1525 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1526 Revital Eres <eres@il.ibm.com>
1528 * target.h (struct gcc_target.sched): New field: sms_res_mii.
1529 (struct ddg): Define.
1530 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
1531 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
1532 * config/spu/spu.c: Include ddg.h.
1533 (TARGET_SCHED_SMS_RES_MII): Define.
1534 (spu_sms_res_mii): New function to calculate mii.
1535 * modulo-sched (res_MII): Use it.
1536 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
1538 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
1540 * config/s390/s390.c (s390_dump_pool): Create copy of constant
1541 pool entries since they might hold values that must not be shared.
1543 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
1546 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
1547 Use 'N' operand constraint for op2.
1548 (lshr<mode>3): Ditto.
1549 (ashl<mode>3): Ditto.
1550 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
1551 (vec_shr_<mode>): Ditto.
1552 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
1553 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
1555 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
1557 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
1558 Change mode macro in the last real_2expN parameter to uppercase.
1560 2007-09-10 Michael Matz <matz@suse.de>
1562 * tree-pass.h (pass_cselim): Declare new pass.
1563 * passes.c (init_optimization_passes): Link in pass_cselim.
1564 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
1565 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
1566 cond_store_replacement.
1567 (condstoretemp): New static variable.
1568 (cond_store_replacement): New function.
1569 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
1570 tree_ssa_phiopt_worker.
1571 (struct name_to_bb): New.
1572 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
1573 nt_init_block, nt_fini_block): New static functions.
1574 (seen_ssa_names, nontrap_set): New static variables.
1575 (gate_cselim, pass_cselim): Define new pass.
1576 * common.opt (ftree-cselim): New flag.
1577 * toplev.c (process_options): Set flag_tree_cselim if required.
1579 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
1581 * simplify-rtx.c (simplify_relational_operation_1): For recent
1582 canonicalization, don't recurse if op1 equals both PLUS arguments.
1584 2007-09-09 David Daney <ddaney@avtrex.com>
1586 * optabs.c (expand_sync_operation): Use plus insn if minus
1588 (expand_sync_fetch_operation): Ditto.
1590 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
1592 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
1594 (*floatsisf2_sse_vector): Likewise.
1596 2007-09-09 Krister Walfridsson <cato@df.lth.se>
1598 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
1600 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
1602 * config/i386/i386.h (ix86_tune_indices): Rename
1603 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
1604 (TARGET_USE_VECTOR_CONVERTS): Updated.
1605 * config/i386/i386.c: Likewise.
1607 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
1608 Nigel Stephens <nigel@mips.com>
1610 * doc/invoke.texi (Overall Options): Add .sx file extension
1611 as a synonym for .S.
1612 * cppspec.c (known_suffixes): Likewise.
1613 * gcc.c (default_compilers): Likewise.
1615 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
1618 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
1619 * simplify-rtx.c (simplify_relational_operation_1): Add the
1620 canonicalization from i386.h.
1621 * doc/md.texi (Canonicalization of Instructions): Document it.
1623 2007-09-09 Jan Hubicka <jh@suse.cz>
1624 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1626 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
1627 (TARGET_USE_VECTOR_CONVERTS): New.
1628 * i386.md: New post-reload splitters for converting SF to DF and DF to
1630 (floatsi* expander): Special case vector conversions.
1631 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
1632 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
1633 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
1634 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
1635 Disable when doing vector converts.
1636 (floatsi<mode>2_i387): Disable when
1637 * sse.md (vec_dupv2df): Export.
1638 * i386.c (ix86_tune_features): Enable SSE conversions.
1640 2007-09-09 Richard Guenther <rguenther@suse.de>
1642 * tree-ssa-operands.c (add_virtual_operand): Only mark
1643 stores as has_volatile_ops if alias information is not available.
1645 2007-09-09 Revital Eres <eres@il.ibm.com>
1647 * doc/contrib.texi: Add myself.
1649 2007-09-09 Ira Rosen <irar@il.ibm.com>
1651 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
1652 stmt_vinfo_set_outside_of_loop_cost): New functions.
1653 * tree-vect-transform.c (vect_get_cost_fields): Remove.
1654 (vect_model_simple_cost): Call
1655 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
1656 field instead of calling vect_get_cost_fields.
1657 (vect_model_store_cost, vect_model_load_cost): Likewise.
1659 2007-09-09 Revital Eres <eres@il.ibm.com>
1661 * config/rs6000/rs6000.c (paired_init_builtins): Add const
1662 declaration to bdesc_paired_preds variable.
1663 (paired_expand_builtin): Likewise.
1665 2007-09-09 Revital Eres <eres@il.ibm.com>
1667 * dbgcnt.def (sms_sched_loop): New counter.
1668 * modulo-sched.c: Use sms_sched_loop instead of
1669 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
1670 perform swing modulo scheduling on. Include dbgcnt.h.
1671 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
1672 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
1674 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
1676 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
1677 Substitute all uses with ...
1678 (MODEF): New mode iterator.
1680 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
1681 from pre-regalloc define_insn_and_split splitter pattern.
1682 (*fix_trunc<mode>_i387_1): Ditto.
1683 (*fistdi2_1): Ditto.
1684 (*fist<mode>2_1): Ditto.
1685 (frndintxf2_floor): Ditto.
1686 (*fist<mode>2_floor_1): Ditto.
1687 (frndintxf2_ceil): Ditto.
1688 (*fist<mode>2_ceil_1): Ditto.
1689 (frndintxf2_trunc): Ditto.
1690 (frndintxf2_mask_pm): Ditto.
1692 (prologue): Use (const_int 0) as never generated filler insn.
1694 (sibcall_epilogue): Ditto.
1695 (eh_return_si): Ditto.
1696 (eh_return_di): Ditto.
1698 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
1699 using MODEF mode iterator.
1700 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
1701 using MODEF mode iterator.
1702 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
1703 using MODEF mode iterator.
1704 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
1705 Macroize expander using MODEF mode iterator.
1707 (zero_extendsidi2): Remove operand constraints from expander.
1708 (smuldi3_highpart): Ditto.
1709 (indirect_jump): Ditto.
1712 * config/i386/sse.md (storentv4sf): Ditto.
1713 (storentv2df): Ditto.
1714 (storentv2di): Ditto.
1716 (sse2_cvtpd2ps): Ditto.
1717 (vec_interleave_highv16qi): Ditto.
1718 (vec_interleave_lowv16qi): Ditto.
1719 (vec_interleave_highv8hi): Ditto.
1720 (vec_interleave_lowv8hi): Ditto.
1721 (vec_interleave_highv4si): Ditto.
1722 (vec_interleave_lowv4si): Ditto.
1723 (vec_interleave_highv2di): Ditto.
1724 (vec_interleave_lowv2di): Ditto.
1725 (sse2_maskmovdqu): Ditto.
1726 * config/i386/mmx.md (mmx_maskmovq): Ditto.
1728 2007-09-09 Ira Rosen <irar@il.ibm.com>
1730 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
1731 (struct _slp_tree, struct _slp_instance): Define new data structures
1732 along macros for their access.
1733 (struct _loop_vec_info): Define new fields: strided_stores,
1734 slp_instances, and slp_unrolling_factor along macros for their access.
1735 (enum slp_vect_type): New.
1736 (struct _stmt_vec_info): Define new field, slp_type, and macros for its
1738 (STMT_VINFO_STRIDED_ACCESS): New macro.
1739 (vect_free_slp_tree): Declare.
1740 (vectorizable_load): Add an argument of type slp_tree.
1741 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
1742 vectorizable_assignment): Likewise.
1743 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
1744 Declare (make extern).
1745 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
1746 (new_loop_vec_info): Likewise.
1747 (destroy_loop_vec_info): Free memory allocated for SLP structures.
1748 * tree-vect-analyze.c: Include recog.h.
1749 (vect_update_slp_costs_according_to_vf): New.
1750 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
1751 functions. For not pure SLP stmts with strided access check that the
1752 group size is power of 2. Update the vectorization factor according to
1753 SLP. Call vect_update_slp_costs_according_to_vf.
1754 (vect_analyze_group_access): New.
1755 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
1756 (vect_free_slp_tree): New functions.
1757 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
1758 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
1759 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
1760 vect_detect_hybrid_slp): Likewise.
1761 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
1762 and vect_detect_hybrid_slp.
1763 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
1764 SLP costs into account.
1765 (vect_get_cost_fields): New function.
1766 (vect_model_simple_cost): Make extern, add SLP parameter and handle
1768 (vect_model_store_cost, vect_model_load_cost): Likewise.
1769 (vect_get_constant_vectors): New function.
1770 (vect_get_slp_vect_defs, vect_get_slp_defs,
1771 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
1772 vect_get_vec_defs): Likewise.
1773 (vectorizable_reduction): Don't handle SLP for now.
1774 (vectorizable_call): Don't handle SLP for now. Add argument to
1775 vect_model_simple_cost.
1776 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
1777 get SLPed and vectorized defs). Fix indentation and spacing.
1778 (vectorizable_assignment): Handle SLP.
1779 (vectorizable_induction): Don't handle SLP for now.
1780 (vectorizable_operation): Likewise.
1781 (vectorizable_type_demotion): Add argument to
1782 vect_model_simple_cost.
1783 (vectorizable_type_promotion): Likewise.
1784 (vectorizable_store, vectorizable_load): Handle SLP.
1785 (vectorizable_condition): Don't handle SLP for now.
1786 (vect_transform_stmt): Add a new argument for SLP. Check that there is
1787 no SLP transformation required for unsupported cases. Add SLP
1788 argument for supported cases.
1789 (vect_remove_stores): New function.
1790 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
1791 (vect_transform_loop): Schedule SLP instances.
1792 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
1794 2007-09-09 Andrew Haley <aph@redhat.com>
1796 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the
1799 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
1801 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
1802 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
1803 Similar for what label_refs can go in the JUMP_TARGET field. Split
1804 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
1805 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
1806 REG_LABEL when replacing an operand with a LABEL_REF for a
1808 (subst_reloads): When replacing a LABEL_REG with a register,
1809 instead of generating a REG_LABEL note, assert that there already
1810 is one or that the label is a known target for the insn.
1811 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
1812 note, check the JUMP_LABEL field. Remove "else" after return.
1813 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
1814 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
1815 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
1816 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
1817 insns. Iterate over all notes; don't assume there's only one.
1818 * cse.c (recorded_label_ref): Adjust comment to refer to
1820 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
1821 insns, not just NONJUMP_INSN_P.
1822 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
1823 isn't a jump target.
1824 * jump.c (rebuild_jump_labels): Adjust head comment.
1825 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
1826 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
1827 (mark_all_labels): For JUMP_P insns without a target, check if the
1828 the target is noted on the previous nonjump insn.
1829 (mark_jump_label_1): New function, guts from mark_jump_label.
1830 <case IF_THEN_ELSE>: Handle first operand as a non-target when
1831 marking jump target labels.
1832 <case LABEL_REF>: Adjust for whether to generate a
1833 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
1834 For 'E' format rtl, iterate in descending element order.
1835 (delete_related_insns): Handle both REG_LABEL_TARGET and
1836 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
1837 reference count, delete and fallthrough. Move finding-next-
1838 non-deleted insn last in the function. Look at all INSN_P insns
1839 for REG_LABEL_OPERAND notes.
1840 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
1842 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
1843 JUMP_LABEL, output the INSN_UID of it.
1844 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
1845 and/or REG_LABEL_TARGET.
1846 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
1847 with jump.c copy by only adding notes for labels actually
1848 referenced in the insn.
1849 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
1850 usage count increment; handle all INSN_P trial insns.
1851 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
1853 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
1854 REG_LABEL_TARGET and REG_LABEL_OPERAND.
1855 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
1857 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
1858 JUMP_P insns and REG_LABEL_OPERAND everywhere.
1859 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
1860 on all INSN_P insns.
1861 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
1862 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
1863 REG_LABEL_OPERAND notes.
1864 * reload1.c (calculate_needs_all_insns): Adjust comments.
1865 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
1866 * config/alpha/alpha.md (split for load of an address into a
1867 four-insn sequence on Unicos/Mk): Adjust to use
1869 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
1871 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1874 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1875 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
1876 FOR_BB_INSNS_SAFE instead of for loop.
1877 * cse.c (cse_extended_basic_block): Likewise.
1878 * postreload.c (reload_cse_regs_1): New variable next. Make sure
1879 that the for loop does not invoke NEXT_INSN on a deleted insn.
1880 * function.c (instantiate_virtual_regs): Likewise.
1881 * lower-subreg.c (remove_retval_note): Likewise.
1882 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
1884 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
1886 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
1887 insn, if it's a jump.
1888 (try_redirect_by_replacing_jump): New variable jump_p. Call
1889 tablejump_p before delete_insn_chain.
1890 * reload1.c (reload): New variable next. Make sure that the for
1891 loop does not invoke NEXT_INSN on a deleted insn.
1892 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
1893 (delete_output_reload): New variable prev. Make sure the the for
1894 loops do not invoke PREV_INSN on a deleted insn.
1896 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1898 * pa/constraints.md: Remove 'X' from unused letters comment.
1900 2007-09-08 Richard Guenther <rguenther@suse.de>
1902 * tree-tailcall.c (find_tail_calls): If we don't have aliases
1903 computed check stmt_ann->references_memory instead of counting
1906 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
1908 * cse.c (fold_rtx): Use validate_unshare_change() instead of
1909 validate_change() in one more case.
1911 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
1913 PR tree-optimization/32283
1914 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
1915 estimated_loop_iterations.
1916 (determine_use_iv_cost_condition): Decrease cost of expressions
1917 used in iv elimination.
1919 2007-09-08 Richard Guenther <rguenther@suse.de>
1921 * tree-cfg.c (verify_gimple_expr): Avoid building new
1922 pointer types, use TYPE_POINTER_TO if available instead.
1924 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
1927 PR rtl-optimization/26449
1928 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
1929 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
1931 (mulv16qi3): Implement as define_insn_and_split pattern instead of
1932 define_expand. Split insn in split1 pass.
1935 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
1937 PR tree-optimization/33301
1938 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
1941 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
1943 PR tree-optimization/32183
1944 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
1946 * tree-ssa-reassoc.c: Include cfgloop.h.
1947 (is_reassociable_op): Add a loop argument and return true only
1949 (linearize_expr): Updated.
1950 (should_break_up_subtract): Likewise.
1951 (linearize_expr_tree): Likewise.
1952 (init_reassoc): Call loop_optimizer_init with
1953 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
1954 with CDI_DOMINATORS.
1955 (fini_reassoc): Call loop_optimizer_finalize.
1957 2007-09-07 Sterling Augustine <sterling@tensilica.com>
1959 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
1960 if there is no i-cache.
1962 2007-09-07 Richard Guenther <rguenther@suse.de>
1965 2007-09-06 Richard Guenther <rguenther@suse.de>
1967 PR tree-optimization/32586
1968 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
1969 folding if nothing changed.
1970 (simplify_unary_expression): New function. Do tree combining
1971 on conversion like codes.
1972 (try_to_simplify): Call it.
1974 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1977 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
1978 (__gthread_active,__gthread_start, __gthread_active_init): New.
1979 * gthr-posix95.h: Likewise.
1981 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
1983 * function.h (struct function): Rename calls_unwind_init
1984 to saves_all_registers.
1985 (current_function_saves_all_registers): Renamed from
1986 current_function_calls_unwind_init.
1987 * reload1.c (reload): Set current_function_saves_all_registers.
1988 * except.c (expand_builtin_unwind_init): Likewise.
1989 * config/m68k/m68k.c (m68k_save_reg): Use
1990 current_function_saves_all_registers to save pic register.
1992 2007-09-07 Janis Johnson <janis187@us.ibm.com>
1994 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
1995 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
1997 Reapply reverted changes:
1999 2007-09-06 Jan Hubicka <jh@suse.cz>
2001 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2004 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2006 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2007 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2009 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2011 * optabs.c (expand_float): Convert unsigned integer as signed only
2012 if it provides sufficient accuracy; add mode argument to real_2expN.
2013 (expand_fix): Fix comment typos; extend binary float into mode
2014 wider than destination for converion to unsigned integer; add mode
2015 argument to real_2expN.
2016 * real.c (real_2expN): Add mode argument to special-case decimal
2018 * real.h (real_2expN): Ditto.
2019 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2021 (fixed_from_string): Ditto.
2022 (fixed_to_decimal): Ditto.
2023 (fixed_convert_from_real): Ditto.
2024 (real_convert_from_fixed): Ditto.
2025 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2026 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2027 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2028 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2030 2007-09-07 Diego Novillo <dnovillo@google.com>
2032 * tree-flow.h (const_block_stmt_iterator): Remove.
2033 Update all users to use block_stmt_iterator.
2034 * tree-iterator.h (const_tree_stmt_iterator): Remove.
2035 Update all users to use tree_stmt_iterator.
2037 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
2039 * config/mips/mips.c (mips_set_current_function): Temporarily
2040 make this a no-op to fix bootstrap errors, pending rewrite.
2042 2007-09-07 Jan Hubicka <jh@suse.cz>
2044 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
2047 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
2049 PR tree-optimization/33299
2050 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
2051 uses for all relevant loop-exit phis, not just the first.
2053 2007-09-07 Richard Guenther <rguenther@suse.de>
2056 * tree-ssa-operands.c (access_can_touch_variable): An access
2057 of the form (*p)[0] can touch a variable of same size.
2059 2007-09-07 Jan Hubicka <jh@suse.cz>
2061 * passes.c (init_optimization_passes): Add simple dce and addressable
2063 * tree-ssa.c (execute_update_addresses_taken): New function.
2064 (pass_update_address_taken): New.
2065 * tree-ssa-dse.c (execute_simple_dse): New function.
2066 (pass_simple_dse): New.
2067 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
2069 2007-09-07 Tobias Burnus <burnus@net-b.de>
2072 * doc/invoke.texi: Fix -Wstrict-overflow= table.
2074 2007-09-07 Richard Guenther <rguenther@suse.de>
2077 2007-09-06 Richard Guenther <rguenther@suse.de>
2079 PR tree-optimization/32586
2080 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2081 folding if nothing changed.
2082 (simplify_unary_expression): New function. Do tree combining
2083 on conversion like codes.
2084 (try_to_simplify): Call it.
2086 2007-09-07 Richard Guenther <rguenther@suse.de>
2087 Uros Bizjak <ubizjak@gmail.com>
2089 PR tree-optimization/32821
2090 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
2091 NULL in the call to set_bb_stmt_list.
2093 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2095 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
2096 float calls here, rather than leaving some to the caller.
2097 Use call_internal_direct and call_value_internal_direct.
2098 * config/mips/mips.md (call_internal_direct): New pattern.
2099 (call_value_internal_direct): Likewise.
2101 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2103 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
2104 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
2106 (override_options): Set mips_base_move_loop_invariants.
2108 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2110 * config/mips/mips.opt (mcode-readable=): Move to keep list
2113 2007-09-07 Richard Sandiford <richard@codesourcery.com>
2115 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
2116 and -mgpopt options. Adjust the -G documentation to match.
2117 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
2118 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
2119 function, split out from mips_classify_symbol. Return false for
2120 !TARGET_LOCAL_SDATA.
2121 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
2122 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
2123 (override_options): Check whether the -mgpopt setting is consistent
2124 with the other flags.
2125 (symbolic_expression_p): Delete.
2126 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
2127 and default_elf_select_rtx_section.
2128 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
2129 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
2130 external data and TARGET_EXTERN_SDATA.
2132 2007-09-07 Tobias Burnus <burnus@net-b.de>
2135 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
2137 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2139 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
2140 FOR_BB_INSNS_SAFE instead of for loop.
2141 * cse.c (cse_extended_basic_block): Likewise.
2142 * postreload.c (reload_cse_regs_1): New variable next. Make sure
2143 that the for loop does not invoke NEXT_INSN on a deleted insn.
2144 * function.c (instantiate_virtual_regs): Likewise.
2145 * lower-subreg.c (remove_retval_note): Likewise.
2146 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
2148 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
2150 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
2151 insn, if it's a jump.
2152 (try_redirect_by_replacing_jump): New variable jump_p. Call
2153 tablejump_p before delete_insn_chain.
2154 * reload1.c (reload): New variable next. Make sure that the for
2155 loop does not invoke NEXT_INSN on a deleted insn.
2156 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
2157 (delete_output_reload): New variable prev. Make sure the the for
2158 loops do not invoke PREV_INSN on a deleted insn.
2160 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
2162 * cgraphbuild.c (rebuild_cgraph_edges): Export.
2163 * cgraph.h (rebuild_cgraph_edges): Declare.
2164 * tree-pass.h (pass_expand_omp_ssa): New.
2165 * omp-low.c (find_omp_clause): Export.
2166 (copy_var_decl): Split from omp_copy_decl_2.
2167 (build_omp_barrier): Return the call to emit instead of emitting
2169 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
2171 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
2172 expand_omp_for_generic, expand_omp_for_static_nochunk,
2173 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
2174 Adapted to work on SSA form.
2175 (execute_expand_omp): Do not invalidate dominance information.
2176 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
2177 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
2178 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
2180 (force_gimple_operand): Allow gimplifying code expressions without
2182 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
2183 * common.opt (fopenmp-ssa): New.
2184 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
2185 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
2186 * tree-cfg.c: Include tree-inline.h.
2187 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
2188 (replace_by_duplicate_decl, replace_ssa_name,
2189 mark_virtual_ops_in_region): New functions.
2190 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
2191 to work on SSA form.
2192 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
2193 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
2196 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2198 * tree-loop-linear.c: Include obstack.h.
2199 (linear_transform_loops): New obstack lambda_obstack.
2200 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
2201 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
2202 and free afterwards.
2203 * lambda.h (struct obstack): New forward declaration.
2204 (lambda_linear_expression_new): New parameter of type struct
2206 (lambda_loopnest_new): Likewise.
2207 (lambda_loopnest_transform): Likewise.
2208 (lambda_body_vector_new): Likewise.
2209 (lambda_body_vector_compute_new): Likewise.
2210 (gcc_loopnest_to_lambda_loopnest): Likewise.
2211 (lambda_loopnest_to_gcc_loopnest): Likewise.
2212 * lambda-code.c: Include obstack.h.
2213 (lambda_lattice_new): New parameter lambda_obstack. Use it for
2215 (lambda_body_vector_new): Likewise.
2216 (lambda_linear_expression_new): Likewise.
2217 (lambda_lattice_new): Likewise.
2218 (lambda_loopnest_new): Likewise. Additionally use obstack to
2219 allocate LN_LOOPS(ret).
2220 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
2221 it to lambda_lattice_new.
2222 (lambda_body_vector_compute_new): New parameter lambda_obstack.
2223 Pass it to lambda_body_vector_new.
2224 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
2225 it to lambda_lattice_new.
2226 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
2227 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
2228 (lambda_compute_target_space): Likewise.
2229 (lambda_compute_auxillary_space): New parameter lambda_obstack.
2230 Pass it to lambda_lattice_compute_base and
2231 compute_nest_using_fourieer_motzkin.
2232 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
2233 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
2234 and lambda_lattice_compute_target_space.
2235 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
2236 Pass it to lambda_linear_expression_new.
2237 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
2238 to gcc_tree_to_linear_expression.
2239 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
2240 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
2241 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
2242 Pass it to lambda_body_vector_new and
2243 lambda_body_vector_compute_new.
2244 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
2245 (lambda-code.o): Likewise.
2247 2007-09-06 Chao-ying Fu <fu@mips.com>
2249 * ginclude/stdfix.h: New file.
2250 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
2251 (convert.o): Add dependence on fixed-value.h.
2252 * c-convert.c (convert): Support FIXED_POINT_TYPE.
2253 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
2254 to define fixed-point constants.
2255 (c_cpp_builtins): Define fixed-point constants.
2256 * convert.c (fixed-value.h): New include.
2257 (convert_to_real): Update comment to include fixed-point.
2258 Support FIXED_POINT_TYPE.
2259 (convert_to_integer): Update comment to include fixed-point.
2260 Support FIXED_POINT_TYPE.
2261 (convert_to_complex): Support FIXED_POINT_TYPE.
2262 (convert_to_fixed): New function.
2263 * convert.h (convert_to_fixed): Declare.
2264 * genopinit.c: Add comment about $Q for only fixed-point modes.
2265 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
2266 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
2267 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
2268 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
2269 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
2270 usneg_optab for fixed-point modes.
2271 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
2273 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
2274 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
2275 unsigned saturation optabs, when type is saturating.
2276 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
2277 (expand_fixed_convert): New function.
2278 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
2279 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
2280 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
2281 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
2282 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
2283 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
2285 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
2286 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
2287 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
2288 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
2289 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
2291 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
2292 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
2293 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
2294 fractuns, satfractuns.
2295 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
2296 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
2297 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
2298 OTI_ssmsub_widen, OTI_usmsub_widen.
2299 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
2300 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
2301 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
2302 umsub_widen_optab, usmsub_widen_optab): Define.
2303 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
2305 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
2307 (expand_fixed_convert): Declare.
2308 * expr.c (convert_move): Support the move of fixed-point modes.
2309 (emit_move_insn_1): Handle fixed-point mode to move via integer.
2310 (categorize_ctor_elements_1): Handle FIXED_CST.
2311 (count_type_elements): Handle FIXED_POINT_TYPE.
2312 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
2313 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2315 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
2316 multiply and add/subtract for fixed-point types.
2317 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
2318 mode, we jump to binop directly.
2319 Support FIXED_CONVERT_EXPR.
2320 (do_store_flag): Check FIXED_CST to put a constant second.
2321 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
2322 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2323 (const_vector_from_tree): Support FIXED_CST.
2324 * doc/extend.texi (Fixed-Point): New node.
2325 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
2326 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
2327 satfract, fractuns, satfractuns): Document them.
2329 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
2331 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
2332 addresses into I registers.
2334 2007-09-06 Jan Hubicka <jh@suse.cz>
2335 Andreas Tobler <a.tobler@schweiz.org>
2337 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
2339 (machopic_legitimize_pic_address): Likewise.
2341 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2342 Jan Hubicka <jh@suse.cz>
2344 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
2345 instead of ufloat_optab->handlers directly.
2346 (floatdidf2): Likewise.
2348 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
2350 * config/mips/mips.c: Include diagnostic.h.
2351 (mips_set_current_function): Check errorcount and sorrycount
2352 before generating RTL.
2354 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2357 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
2358 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
2359 (print_operand_reloc): Likewise.
2361 2007-09-06 Janis Johnson <janis187@us.ibm.com>
2365 2007-09-06 Jan Hubicka <jh@suse.cz>
2367 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2370 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2372 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2373 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2375 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2377 * optabs.c (expand_float): Convert unsigned integer as signed only
2378 if it provides sufficient accuracy; add mode argument to real_2expN.
2379 (expand_fix): Fix comment typos; extend binary float into mode
2380 wider than destination for converion to unsigned integer; add mode
2381 argument to real_2expN.
2382 * real.c (real_2expN): Add mode argument to special-case decimal
2384 * real.h (real_2expN): Ditto.
2385 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2387 (fixed_from_string): Ditto.
2388 (fixed_to_decimal): Ditto.
2389 (fixed_convert_from_real): Ditto.
2390 (real_convert_from_fixed): Ditto.
2391 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2392 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2393 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2394 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2396 2007-09-06 Tom Tromey <tromey@redhat.com>
2398 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
2399 * c-pch.c (c_common_read_pch): Restore current location after
2401 * tree.c (expand_location): Update.
2402 (expr_filename): Changed return type. Unified the two cases.
2403 (expr_lineno): Likewise.
2404 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
2406 * toplev.c (line_table): Changed type.
2407 (general_init): Update.
2408 (realloc_for_line_map): New function.
2409 (general_init): Allocate line_table using GC.
2410 * fix-header.c (line_table): Changed type.
2411 (read_scan_file): Update.
2412 (read_scan_file): Update.
2413 * c-ppoutput.c (maybe_print_line): Update.
2414 (print_line): Update.
2415 (cb_line_change): Update.
2416 (cb_define): Update.
2417 (pp_file_change): Update.
2418 * c-opts.c (c_common_init_options): Update.
2419 (finish_options): Update.
2420 (push_command_line_include): Update.
2421 * c-lex.c (cb_line_change): Update.
2422 (cb_def_pragma): Update.
2423 (cb_define): Update.
2425 (c_lex_with_flags): Use cpp_get_token_with_location.
2426 * input.h (line_table): Changed type.
2427 (location_from_locus): New macro.
2428 * tree.h (EXPR_FILENAME): No longer an lvalue.
2429 (EXPR_LINENO): Likewise.
2430 (expr_locus, set_expr_locus): Declare separately for
2431 USE_MAPPED_LOCATION.
2432 (expr_filename, expr_lineno): Changed return type.
2433 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
2434 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
2435 (expand_gimple_basic_block): Likewise.
2436 * final.c (final_scan_insn): Use expanded_location.
2438 2007-09-06 Richard Guenther <rguenther@suse.de>
2440 PR tree-optimization/32586
2441 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
2442 folding if nothing changed.
2443 (simplify_unary_expression): New function. Do tree combining
2444 on conversion like codes.
2445 (try_to_simplify): Call it.
2446 * builtins.c (fold_builtin_cexp): Fold the built expressions.
2447 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
2449 2007-09-06 Jan Hubicka <jh@suse.cz>
2452 * cse.c (fold_rtx): Avoid invalid sharing.
2454 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2456 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
2457 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
2459 2007-09-06 Revital Eres <eres@il.ibm.com>
2461 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2462 Fix offsettable memory reference for 750CL.
2464 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
2466 * reload.c (find_reloads_address_1): Try to preserve original
2467 base/index regclass of operands.
2468 * regrename.c (scan_rtx_address): Likewise.
2469 (replace_oldest_value_addr): Likewise.
2471 2007-09-06 Richard Guenther <rguenther@suse.de>
2473 PR tree-optimization/33302
2474 * domwalk.c (walk_dominator_tree): The exit block is
2475 interesting even if it is not reachable.
2477 2007-09-06 Richard Sandiford <richard@codesourcery.com>
2480 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
2482 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
2484 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
2487 2007-09-05 Ian Lance Taylor <iant@google.com>
2489 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
2491 (dump_generic_node): Likewise.
2492 * print-rtl.c (print_decl_name): Likewise.
2493 * print-tree.c (print_node_brief): Likewise.
2494 (print_node): Likewise.
2495 * Makefile.in (RTL_BASE_H): Add alias.h.
2498 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
2500 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
2502 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
2503 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
2505 2007-09-06 Jie Zhang <jie.zhang@analog.com>
2507 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
2508 (tm_defines): Define UCLIBC_DEFAULT to 1.
2509 (extra_options): Add linux.opt.
2510 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2511 (CRT_CALL_STATIC_FUNCTION): Likewise.
2512 (NO_IMPLICIT_EXTERN_C): Likewise.
2513 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2514 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
2515 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
2516 (ENDFILE_SPEC): Don't define.
2517 (LIB_SPEC): Likewise.
2518 (CRT_CALL_STATIC_FUNCTION): Likewise.
2519 (NO_IMPLICIT_EXTERN_C): Likewise.
2520 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
2521 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
2523 2007-09-06 Jan Hubicka <jh@suse.cz>
2525 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
2528 2007-09-06 Jan Hubicka <jh@suse.cz>
2530 * opts.c (common_handle_option): Enable inlining functions for
2533 2007-09-06 Jakub Jelinek <jakub@redhat.com>
2535 * builtin-attrs.def (ATTR_NONNULL_3): New.
2536 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
2537 ATTR_NOTHROW_NONNULL_##FA.
2538 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
2539 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
2540 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
2541 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
2542 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
2543 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
2544 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
2546 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
2547 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
2548 ATTR_FORMAT_NOTHROW_3_4): Remove.
2549 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
2550 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
2551 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
2552 instead of ATTR_FORMAT_*_*.
2554 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
2556 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
2557 parts re-used for REG_FRAME_RELATED_EXPR.
2559 2007-09-05 Janis Johnson <janis187@us.ibm.com>
2561 * optabs.c (expand_float): Convert unsigned integer as signed only
2562 if it provides sufficient accuracy; add mode argument to real_2expN.
2563 (expand_fix): Fix comment typos; extend binary float into mode
2564 wider than destination for converion to unsigned integer; add mode
2565 argument to real_2expN.
2566 * real.c (real_2expN): Add mode argument to special-case decimal
2568 * real.h (real_2expN): Ditto.
2569 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
2571 (fixed_from_string): Ditto.
2572 (fixed_to_decimal): Ditto.
2573 (fixed_convert_from_real): Ditto.
2574 (real_convert_from_fixed): Ditto.
2575 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
2576 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
2577 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
2578 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
2580 2007-09-05 Ian Lance Taylor <iant@google.com>
2582 * init-regs.c (initialize_uninitialized_regs): Call
2583 emit_insn_before rather than add_insn_before.
2585 2007-09-05 Jakub Jelinek <jakub@redhat.com>
2587 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
2588 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
2589 * tree-inline.h (copy_body_data): Add call_expr field.
2590 * tree-inline.c (expand_call_inline): Initialize call_expr.
2591 (copy_bb): Append anonymous inline fn arguments to arguments
2592 when inlining a CALL_EXPR_VA_ARG_PACK call.
2593 * builtins.c (expand_builtin): Issue an error if
2594 BUILT_IN_VA_ARG_PACK is seen during expand.
2595 (fold_call_expr, fold_builtin_call_array): Don't fold
2596 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
2597 __builtin_va_arg_pack () call as last argument.
2598 * gimplify.c (gimplify_call_expr): If last argument to a vararg
2599 function is __builtin_va_arg_pack (), decrease number of call
2600 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
2601 * expr.c (expand_expr_real_1): Issue an error if
2602 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
2603 * tree-pretty-print.c (dump_generic_node): Handle printing
2604 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
2605 * doc/extend.texi (__builtin_va_arg_pack): Document.
2607 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
2609 PR tree-optimization/21513
2610 * builtins.c (build_builtin_expect_predicate): New function.
2611 (fold_builtin_expect): Add argument for expected value.
2612 Distribute __builtin_expect over short-circuiting operations.
2613 Fold nested builtin_expects.
2614 (fold_builtin_2): Adjust call to fold_builtin_expect.
2616 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
2619 PR tree-optimization/13756
2620 * doc/invoke.texi (Options That Control Optimization): Document
2623 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
2625 * gcc/config/i386/cpuid.h: New file.
2626 * gcc/config/i386/driver-i386.c: Include cpuid.h.
2627 (describe_cache): Shrink size and line strings to 100 bytes.
2628 (detect_caches_amd): Return "" for unsupported max_ext_level.
2629 Use __cpuid function.
2630 (detect_caches_intel): Return "" for unsupported max_level.
2631 Use __cpuid function.
2632 (host_detect_local_cpu): Change feature flag variables to
2633 unsigned int. Initialize only extended feature flag variables.
2634 Use __get_cpuid_max to determine max supported cpuid level.
2635 Use __cpuid function to determine supported features. Fix
2636 calculation of family id. Remove is_amd and check signature
2637 directly. Check for Geode signature. Handle family 4 id.
2638 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
2639 cpu discovery code to lower part of the function.
2640 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
2641 for sub-architecture.
2642 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
2643 [PROCESSOR_K8]: Add k8-sse3 architecture.
2644 [PROCESSOR_NOCONA]: Remove.
2645 [PROCESSOR_GENERIC64]: Ditto.
2646 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
2647 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
2648 to check for SSE and FXSAVE support.
2649 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
2650 Add -minline-all-stringops.
2651 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
2652 (x86_64-*-*): Ditto.
2654 2007-09-05 Jie Zhang <jie.zhang@analog.com>
2656 * config/bfin/linux-unwind.h: New file.
2657 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
2658 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
2660 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2662 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
2663 * stmt.c: Include alloc-pool.h.
2664 (struct case_node): Remove GTY marker.
2665 (add_case_node): New parameter case_node_pool. Use it for
2667 (expand_case): New allocation pool case_node_pool. Initialize it,
2668 pass to add_case_node and free it.
2670 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
2671 David Ung <davidu@mips.com>
2672 Nigel Stephens <nigel@mips.com>
2674 Add mips16/nomips16 function attributes and -mflip-mips16 option
2675 for testing mixed-mode compilation.
2677 * config/mips/mips.opt (mflip-mips16): New.
2679 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
2680 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
2682 * config/mips/mips.c (mips_base_target_flags): New.
2683 (mips_base_mips16): New.
2684 (mips_base_schedule_insns): New.
2685 (mips_base_reorder_blocks_and_partition): New.
2686 (mips_base_align_loops): New.
2687 (mips_base_align_jumps): New.
2688 (mips_base_align_functions): New.
2689 (mips16_flipper): New.
2690 (mips_attribute_table): Add "mips16" and "nomips16" entries.
2691 (TARGET_SET_CURRENT_FUNCTION): Define.
2692 (mips_mips16_type_p, mips_nomips16_type_p): New.
2693 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
2694 (mips_function_ok_for_sibcall): Make it deal with functions with
2696 (mips_init_split_addresses): New, split out from override_options.
2697 (mips_init_relocs): New, split out from override_options.
2698 (was_mips16_p): New.
2699 (mips_set_mips16_mode): New, split out from override_options.
2700 (mips_set_current_function): New.
2701 (override_options): Add sorry for unsupported mips16/pic
2702 combination. Remove error for mips16/dsp combination. Save
2703 base option settings.
2704 (mips_file_start): Move mips16 mode setting output from here....
2705 (mips_output_function_prologue): ....to here.
2706 (mips_output_mi_thunk): Check for mips16 function.
2707 (build_mips16_function_stub): Don't set .mips16 here.
2708 (build_mips16_call_stub): Likewise.
2709 (mips_expand_builtin): Error in mips16 mode.
2710 (mips_use_mips16_mode_p): New.
2711 (mips_encode_section_info): Check for mips16 function, and set
2712 SYMBOL_REF_FLAGS accordingly.
2714 * doc/extend.texi (Function Attributes): Document new
2715 mips16/nomips16 attributes.
2716 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
2717 (MIPS Options): Document -mflip-mips16.
2719 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
2721 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
2722 if we encounter TLS address in MIPS16 mode.
2723 (mips_legitimize_const_move): Check cannot_force_const_mem for
2724 the (const (plus symbol offset)) case; this forces invalid TLS
2725 address in MIPS16 mode to be caught by the above call to sorry.
2726 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
2727 because that now enables emutls, which is not ABI compatible
2728 with native TLS in non-MIPS16 mode.
2730 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
2732 Add target hook invoked when cfun changes.
2734 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
2735 * target.h (struct gcc_target): Add set_current_function.
2736 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
2737 (TARGET_INITIALIZER): Add initializer for set_current_function.
2738 * tree.h (push_struct_function): New.
2739 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
2741 (set_cfun): Declare.
2742 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
2744 (push_function_context_to): Use allocate_struct_function
2745 to create null context, not init_dummy_function_start. Use set_cfun.
2746 (pop_function_context_from): Use set_cfun.
2747 (in_dummy_function): New.
2748 (invoke_set_current_function_hook): New.
2750 (push_cfun, pop_cfun): Use set_cfun.
2751 (push_struct_function): New.
2752 (allocate_struct_function): Call invoke_set_current_function_hook
2754 (prepare_function_start): Don't set cfun here. Remove unused
2755 argument; fix all callers.
2756 (init_dummy_function_start): Fiddle with in_dummy_function. Call
2757 push_struct_function.
2758 (init_function_start): Set cfun here.
2759 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
2760 * omp-low.c (create_omp_child_function): Use push_struct_function
2761 and pop_cfun to save/restore state.
2762 (expand_omp_parallel): Remove unused saved_cfun variable.
2763 * cgraphunit.c (ipa_passes): Use set_cfun.
2764 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
2765 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
2766 * matrix-reorg.c (transform_allocation_sites): Likewise.
2767 (matrix_reorg): Use set_cfun.
2768 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
2769 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
2770 assignment to cfun; use set_cfun for the other.
2771 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
2772 (dump_function_to_file): Use push_cfun/pop_cfun here.
2773 * c-decl.c (finish_function): Use set_cfun.
2775 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
2777 * regrename.c (rerename_optimize): Use deferred rescanning and
2778 insert explicit calls to rescan insns when changed.
2780 2007-09-05 Jan Hubicka <jh@suse.cz>
2782 * optabs.c (libfunc_entry): Change optab to integer.
2783 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
2784 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
2785 of pointers for hashing.
2787 2007-09-05 Jan Hubicka <jh@suse.cz>
2789 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
2791 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
2792 * see.c (pass_see): Likewise.
2793 * tracer.c (pass_tracer): Likewise.
2794 * postreload-gcse.c (pass_gcse2): Likewise.
2795 * postreload.c (pass_postreload_cse): Likewise.
2796 * mode-switching.c (pass_mode_switching): Likewise.
2797 * modulo-sched.c (pass_sms): Likewise.
2798 * cse.c (cse_insn): Likewise.
2799 * web.c (pass_web): Likweise.
2800 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
2801 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
2802 * loop-init.c (pass_rtl_loop_init): Likewise.
2803 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
2804 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
2805 * global.c (pass_global_alloc): Likewise.
2806 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
2807 pass_if_after_reload): Likewise.
2808 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
2809 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
2810 * regmove.c (pass_regmove): Likewise.
2811 * function.c (pass_thread_prologugues_epilogues): Likewise.
2812 * gcse.c (pass_gcse): Likewise.
2813 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
2814 * lower-subreg.c (pass_lower_subreg2): Likewise.
2815 * bt-load.c (pass_branch_target_load): Likewise.
2816 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
2817 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
2818 * combine.c (pass_combine): Likewise.
2819 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
2820 (pass_partition_blocks): Likewise.
2821 * var-tracking.c (pass_variable_track): Likewise.
2822 * reg-stack.c (pass_stack_regs_run): Likewise.
2823 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
2824 * passes.c (pass_postreload): Likewise.
2825 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
2826 * tree-pass.h (TODO_verify_rtl_sharing): New.
2827 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
2828 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
2829 TODO_set_props, TODO_df_finish, TODO_df_verify,
2830 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
2832 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2834 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
2835 fold_real_zero_addition_p, reorder_operands_p,
2836 div_if_zero_remainder, fold_undefer_overflow_warnings,
2837 int_binop_types_match_p, fold_convert_const_int_from_int,
2838 fold_convert_const_int_from_real,
2839 fold_convert_const_int_from_fixed,
2840 fold_convert_const_real_from_real,
2841 fold_convert_const_real_from_fixed,
2842 fold_convert_const_fixed_from_fixed,
2843 fold_convert_const_fixed_from_int,
2844 fold_convert_const_fixed_from_real, maybe_lvalue_p,
2845 fold_checksum_tree, fold_check_failed, print_fold_checksum,
2846 debug_fold_checksum, multiple_of_p): Constify.
2847 * tree-flow-inline.h (get_lineno): Likewise.
2848 * tree-flow.h (get_lineno): Likewise.
2849 * tree-object-size.c (compute_object_offset, addr_object_size,
2850 alloc_object_size, pass_through_call): Likewise.
2851 * tree-pretty-print.c (op_symbol, print_call_name,
2852 print_struct_decl, do_niy): Likewise.
2853 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
2854 debug_fold_checksum): Likewise.
2856 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
2859 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
2860 note, remove the associated REG_RETVAL note.
2862 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2864 * config.gcc (powerpc*-*-*): Install
2865 spu2vmx.h, vec_types.h, and si2vmx.h headers.
2866 * config/rs6000/spu2vmx.h: New header.
2867 * config/rs6000/si2vmx.h: New header.
2868 * config/rs6000/vec_types.h: New header.
2870 2007-09-05 Ben Elliston <bje@au.ibm.com>
2872 * varasm.c (initializer_constant_valid_p): Fix comment typo.
2874 2007-09-05 Ben Elliston <bje@au.ibm.com>
2876 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
2878 (__stdcx): Make asm volatile.
2879 (__stwcx, __stdcx): Return only 0 or 1.
2881 2007-09-05 Jan Hubicka <jh@suse.cz>
2885 2007-09-04 Jan Hubicka <jh@suse.cz>
2886 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
2888 2007-09-04 Richard Guenther <rguenther@suse.de>
2889 * tree-ssa-operands.c (add_virtual_operand): Only mark
2890 stores as has_volatile_ops if alias information is not available.
2892 2007-09-05 Jakub Jelinek <jakub@redhat.com>
2894 * config/rs6000/tramp.asm: Include config.h.
2895 Check __PIC__ or __pic__ macro instead of SHARED.
2897 PR rtl-optimization/32300
2898 * see.c (see_copy_insn): New function.
2899 (see_def_extension_not_merged, see_merge_one_use_extension,
2900 see_merge_one_def_extension): Use it. Avoid changing
2901 PREV_INSN/NEXT_INSN chains directly, insted emit insns
2902 into sequences. Call df_insn_delete on temporary insns
2903 that won't be emitted into the insn stream.
2904 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
2905 and run df_process_deferred_rescans () before run_fast_dce.
2907 PR tree-optimization/33017
2908 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
2909 recurse for pure or const function calls.
2911 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2913 * c-format.c: Include alloc-pool.h.
2914 (check_format_info_main): New argument fwt_alloc. Use allocation
2915 pool instead of GC. Remove GC deallocation code.
2916 (check_format_arg): Create allocation pool, pass it to
2917 check_format_info_main and free it afterwards.
2918 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
2920 2007-09-05 Ben Elliston <bje@au.ibm.com>
2922 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
2923 Rename count macro arugment for clarity.
2924 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
2925 (__protected_stream_set): Likewise, pass 0.
2927 2007-09-04 Jan Hubicka <jh@suse.cz>
2929 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
2931 2007-09-04 Jan Hubicka <jh@suse.cz>
2933 * invoke.texi (-finline-small-functions): Document.
2934 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
2935 when deciding what is inlinable.
2936 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
2937 (cgraph_decide_inlining_of_small_function): Handle new flags.
2938 (cgraph_decide_inlining_incrementally): Likewise.
2939 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
2940 * common.opt (finline-small-functions): New.
2941 * Makefile.in (build/gengtype.o-warn): Work around PR29478
2943 2007-09-04 Richard Guenther <rguenther@suse.de>
2945 * tree-ssa-operands.c (add_virtual_operand): Only mark
2946 stores as has_volatile_ops if alias information is not available.
2948 2007-09-04 Andrew Haley <aph@redhat.com>
2950 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
2952 2007-09-04 Andrew Haley <aph@redhat.com>
2954 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
2955 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
2956 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
2958 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
2961 * common.opt: Mention ABI version 2 in comment.
2963 2007-09-04 Jan Hubicka <jh@suse.cz>
2965 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
2966 (libfunc_entry): New structure.
2967 (libfunc_hash): New hashtable.
2968 (hash_libfunc): New function.
2969 (eq_libfunc): New function.
2970 (convert_optab_libfunc): New function.
2971 (optab_libfunc): New function.
2972 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
2973 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
2974 expand_float, expand_fix, new_optab, new_convert_optab):
2975 Update for new libfunc API.
2976 (init_libfunc, init_integral_libfuncs,
2977 init_floating_libfuncs, init_interclass_conv_libfuncs
2978 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
2979 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
2980 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
2981 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
2982 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
2983 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
2984 gen_extend_conv_libfunc): New.
2985 (init_one_libfunc): Revamp for hashtables.
2986 (set_conv_libfunc): Likewise.
2987 (init_optabs): Initialize hashtable; use lazy initialization where
2989 * optabs.h (optab_handlers): Move out of GGC.
2990 (optab, convert_optab): Move out of GGC; add lazy gen info.
2991 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
2992 (optab_libfunc, convert_optab_libfunc): New.
2993 * builtins.c (expand_builtin_powi): Update for new API.
2994 * expr.c (convert_move): Likewise.
2995 * expmed.c (expand_divmod): Likewise.
2997 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
2999 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
3000 GOT pointer only if there is a constant pool. Use the allocated space
3003 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
3005 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
3008 2007-09-04 Revital Eres <eres@il.ibm.com>
3009 Richard Guenther <rguenther@suse.de>
3010 R. Clint Whaley <whaley@cs.utsa.edu>
3012 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
3014 * tree-tailcall.c (process_assignment): Use -fassociative-math
3015 when reodering operands of floating-point type.
3016 * fold-const.c (fold_comparison, fold_binary): Use
3017 -fassociative-math and -freciprocal-math instead of
3018 -funsafe-math-optimization flag.
3019 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
3020 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
3021 -freciprocal-math instead of -funsafe-math-optimizations.
3022 * opts.c (set_fast_math_flags): Set -freciprocal-math and
3023 -fassociative-math when -ffast-math is set.
3024 (set_unsafe_math_optimizations_flags): New Function
3025 to set -freciprocal-math and -fassociative-math when
3026 -funsafe-math-optimizations is set.
3027 (common_handle_option): Call it.
3028 * tree-vectorizer.c (vect_is_simple_reduction): Use
3029 -fassociative-math when doing reduction on floats.
3030 * loop-unroll.c (analyze_insn_to_expand_var): Use
3031 -fassociative-math when expanding an accumulator of type float.
3032 * simplify-rtx.c (simplify_binary_operation_1): Use
3033 -fassociative-math and -freciprocal-math when reordeing operands
3034 of floating-point type.
3035 * combine.c (combine_simplify_rtx): Likewise.
3036 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
3038 * common.opt (-fassociative-math, -freciprocal-math): New flags.
3040 2007-09-04 Paolo Carlini <pcarlini@suse.de>
3043 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
3045 2007-09-04 Jan Hubicka <jh@suse.cz>
3047 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
3049 2007-09-04 Jan Hubicka <jh@suse.cz>
3051 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
3052 and corresponding MATCH_DUP.
3054 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
3057 * combine.c (subst): Do not try to simplify X if it represents load
3058 of FP constant from the constant pool via float extension.
3060 2007-09-04 Ben Elliston <bje@au.ibm.com>
3062 * c-opts.c: Include "tm_p.h".
3063 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
3065 2007-09-04 Richard Guenther <rguenther@suse.de>
3067 PR tree-optimization/33291
3068 * tree-pretty-print.c (dump_generic_node): Dump all
3069 qualifiers for pointer types, not only first. Dump
3070 qualifiers for aggregate types as well.
3071 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
3072 use the canonical type for building ARRAY_REFs.
3073 * gimplify.c (canonicalize_addr_expr): Clean up. The
3074 correct validness check is compatibility of the pointer
3075 types. Always use the canonical type for building
3076 ARRAY_REFs and ADDR_EXPRs.
3077 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
3078 change that disabled propagation of ADDR_EXPRs into statements
3081 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3083 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
3084 (umulsi3_highpart): Make into expanders; existing insns are
3085 now named *[insn]_nov6. Add stars to existing [insn]_v6
3086 counterparts' names.
3088 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
3090 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
3091 (unprotoize.o): Remove SHLIB_MULTILIB.
3093 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
3095 * doc/extend.texi: Document progmem attribute for AVR.
3097 2007-09-03 Anatoly Sokolov <aesok@post.ru>
3100 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
3102 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3104 * optabs.c (expand_ffs): Initialize val and defined_at_zero
3107 * optabs.c: Remove unnecessary forward declarations.
3108 (expand_unop_direct): New, broken out of expand_unop.
3109 (expand_doubleword_clz): New.
3110 (expand_ctz): Move above expand_ffs. Use
3111 start_sequence, end_sequence, add_equal_note, and
3112 expand_unop_direct. Add more commentary.
3113 (expand_ffs): Try both ctz optab and expand_ctz.
3114 Generate a test and branch if the hardware doesn't give us
3115 a useful value for input zero. Style improvements similar to
3118 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
3120 2007-09-03 Zack Weinberg <zack@codesourcery.com>
3122 * config.gcc: Delete stanza for arm-semi-aof and
3123 armel-semi-aof targets.
3124 * config/arm/arm-protos.h
3126 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
3127 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
3128 delete aof_pic_label and remove mention of AOF in comments.
3129 * config/arm/arm.md: Delete patterns used only for AOF assembly.
3131 * config/arm/semiaof.h
3132 * config/arm/t-semi: Delete file.
3134 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3136 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
3137 CONST_CAST_BB): New macros for type-specific casts.
3138 (CONST_CAST): Add a TYPE parameter and define it in terms of
3141 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
3142 * c-lex.c (cb_ident, lex_string): Likewise,
3143 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
3144 * config/i386/i386.c (ix86_function_regparm,
3145 ix86_function_sseregparm): Use CONST_CAST_TREE.
3146 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
3148 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
3149 give_switch, set_multilib_dir): Likewise,
3150 * gengtype-parse.c (string_seq, typedef_name): Likewise,
3151 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
3152 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
3153 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
3154 * prefix.c (update_path): Likewise,
3155 * pretty-print.c (pp_base_destroy_prefix): Likewise,
3156 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
3157 * tree-cfg.c (tree_can_merge_blocks_p,
3158 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
3159 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
3160 * tree.c (build_string): Supply a TYPE for CONST_CAST.
3161 (attribute_list_contained): Use CONST_CAST_TREE.
3163 2007-09-03 Krister Walfridsson <cato@df.lth.se>
3165 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
3167 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3170 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
3171 before forcing them into a register.
3173 2007-09-03 Richard Sandiford <richard@codesourcery.com>
3175 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
3176 rather than define_code_macro.
3178 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3180 * gcc.c (xputenv): New function.
3181 (putenv_from_prefixes): Use xputenv instead of putenv.
3182 (process_command): Use xputenv instead of putenv.
3183 (set_collect_gcc_options): Use xputenv instead of putenv.
3184 (main): Use xputenv instead of putenv.
3186 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3188 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
3189 availability of swap instruction.
3190 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
3192 2007-09-03 Revital Eres <eres@il.ibm.com>
3194 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
3197 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
3198 Ayal Zaks <zaks@il.ibm.com>
3199 Revital Eres <eres@il.ibm.com>
3201 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
3202 compute_split_row): New functions.
3203 (ps_unschedule_node): Remove.
3204 (normalize_sched_times): Iterate over the already scheduled
3205 insns instead of the number of nodes.
3206 (MAX_SPLIT_NUM): New definition.
3207 (sms_schedule_by_order): Change the scheduling heuristic to
3208 avoid useless increases of initiation interval ii.
3209 (get_sched_window): Add dump printouts.
3211 2007-09-02 David Daney <ddaney@avtrex.com>
3213 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
3214 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
3215 (optab, insn): Add more attributes.
3216 (fetchop_bit): New code macro.
3217 (immediate_insn): New code macro attribute.
3218 (sync): Change condition to ISA_HAS_SYNC.
3219 (rdhwr): Change predicate for operand 0 to register_operand.
3220 (memory_barrier): New expand.
3221 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
3222 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
3223 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
3224 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3225 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
3226 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
3227 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
3228 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
3229 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
3231 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
3232 Hans-Peter Nilsson <hp@axis.com>
3234 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
3235 Defined to describe availability and behavior of CLZ.
3236 * config/cris/cris.md (clzsi2): Implement using lz instruction.
3237 * config/cris/cris.opt: Tweak comment for "-metrax4".
3238 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
3239 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
3240 (count_leading_zeros): Define.
3242 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3244 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
3246 2007-09-02 Joseph Myers <joseph@codesourcery.com>
3249 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
3252 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3254 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
3255 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
3256 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
3257 sched-deps.c, sched-int.h, system.h, target.h,
3258 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
3259 tree.def: Fix comment typos.
3261 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
3263 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
3264 (override_options): Turn on -mstrict-align on non-ColdFire
3266 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
3268 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3270 * c-common.c (const_strip_array_types): Delete.
3271 * c-common.h (const_strip_array_types): Likewise.
3272 * emit-rtl.c (const_next_insn, const_previous_insn,
3273 const_next_nonnote_insn, const_prev_nonnote_insn,
3274 const_next_real_insn, const_prev_real_insn,
3275 const_next_active_insn, const_prev_active_insn, const_next_label,
3276 const_prev_label): Delete.
3277 * gimple-low.c (block_may_fallthru): Use expr_last.
3278 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
3279 * rtl.h (const_previous_insn, const_next_insn,
3280 const_prev_nonnote_insn, const_next_nonnote_insn,
3281 const_prev_real_insn, const_next_real_insn,
3282 const_prev_active_insn, const_next_active_insn, const_prev_label,
3283 const_next_label): Delete.
3284 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
3285 * system.h (CONST_CAST): Update comment.
3286 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
3287 (const_first_stmt, const_last_stmt): Delete.
3288 (tree_block_ends_with_condjump_p): Use last_stmt.
3289 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
3290 * tree-iterator.c (const_expr_first, const_expr_last,
3291 const_expr_only): Delete.
3292 * tree.c (const_lookup_attribute): Likewise.
3293 (attribute_list_contained): Use lookup_attribute.
3294 * tree.h (const_lookup_attribute, const_expr_first,
3295 const_expr_last, const_expr_only): Delete.
3297 2007-09-01 Richard Guenther <rguenther@suse.de>
3299 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
3300 instead of TREE_THIS_VOLATILE.
3301 * tree-ssa-operands.c (add_virtual_operand): Do not set
3302 has_volatile_ops. Do not check s_ann for NULL.
3303 (get_indirect_ref_operands): Likewise.
3304 (get_expr_operands): Likewise. For all reference trees
3305 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
3306 check base of reference for TREE_THIS_VOLATILE.
3308 2007-09-01 Richard Guenther <rguenther@suse.de>
3310 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
3311 between integral types. Also allow conversions between
3314 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3316 * optabs.c (prepare_float_lib_cmp): Use
3317 libgcc_cmp_return_mode instead of word_mode.
3318 * config/dfp-bit.h: Likewise.
3319 * config/fp-bit.h: Likewise.
3320 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
3322 (spu_libgcc_shift_count_mode): New function.
3323 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
3324 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
3326 2007-08-31 Joseph Myers <joseph@codesourcery.com>
3328 * tree-pretty-print.c: Include output.h.
3329 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
3330 HOST_WIDE_INT_PRINT_DEC.
3331 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
3333 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
3335 PR rtl-optimization/33224
3336 * loop-iv.c (latch_dominating_def): Check that the definition belongs
3337 to the analysed region.
3339 2007-08-31 Richard Guenther <rguenther@suse.de>
3341 * function.c (allocate_struct_function): Do not set
3342 current_function_returns_pointer.
3343 * function.h (struct var_refs_queue): Remove.
3344 (struct simple_obstack_stack): Likewise.
3345 (struct function): Remove fixup_var_refs_queue member.
3346 Remove returns_pointer flag.
3347 (current_function_returns_pointer): Remove define.
3349 2007-08-31 Nick Clifton <nickc@redhat.com>
3351 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
3352 secondary keys in order to obtain a stable sort.
3354 2007-08-31 Nick Clifton <nickc@redhat.com>
3357 * config/m32r/constraints.md: Add W constraint for integer zero.
3358 * config/m32r/m32r.md (get_pc): Use W and i constraints.
3359 Fix length calculation by using alternatives.
3361 2007-08-31 Richard Sandiford <richard@codesourcery.com>
3363 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
3364 split out from expand_binop.
3365 (avoid_expensive_constant): New function.
3366 (expand_binop_directly): Remove commutative_op argument and
3367 (expand_binop_directly): Remove commutative_op argument and
3368 call cummutative_optab_p instead. Do not change op0 or op1
3369 when swapping xop0 and xop1. Apply avoid_expensive_constant
3370 to each argument after potential swapping. Enforce the
3371 canonical order of commutative operands.
3372 (expand_binop): Use shift_optab_p and commutative_optab_p.
3373 Update the calls to expand_binop_directly. Only force constants
3374 into registers when widening an operation. Only swap operands
3375 once a direct expansion has been rejected.
3376 (expand_twoval_binop): Only force constants into registers when
3377 using a direct expansion.
3379 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
3381 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
3382 (sched_analyze_insn): Don't postprocess speculative dependencies when
3383 target has no scheduling.
3384 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
3385 'uninitialized' warning.
3387 2007-08-31 Richard Guenther <rguenther@suse.de>
3389 * tree.c (build_complex_type): Always set TYPE_NAME for
3392 2007-08-31 Olivier Hainque <hainque@adacore.com>
3394 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
3395 internal macro. Default alignment factor for csect directives, chosen
3396 to match what BIGGEST_ALIGNMENT allows.
3397 (DATA_SECTION_ASM_OP): Use it.
3398 * config/rs6000/rs6000.c
3399 (rs6000_xcoff_output_readonly_section_asm_op):
3400 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
3401 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
3403 2007-08-31 Olivier Hainque <hainque@adacore.com>
3405 * dbxout.c (dbxout_block): Move declaration within the first
3406 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
3407 block to include the definition, together with the associated
3410 2007-08-31 David Edelsohn <edelsohn@gnu.org>
3411 Revital Eres <eres@il.ibm.com>
3413 * doc/invoke.texi (-mpaired): Document flag.
3414 * config.gcc: Include paired.h in powerpc extra_headers and
3415 750cl.h in powerpc-*-linux*paired*.
3416 * config/rs6000/rs6000.opt (-mpaired): New flag.
3417 * config/rs6000/rs6000.c (paired_init_builtins,
3418 paired_expand_builtin, paired_expand_lv_builtin,
3419 paired_expand_stv_builtin, paired_expand_predicate_builtin):
3420 New functions to support the paired single builtin functions.
3421 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
3422 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
3424 (bdesc_paired_preds): New structure for paired predicate
3426 (rs6000_expand_builtin): Expand paired single builtins.
3427 (rs6000_init_builtins): Init paired single builtins.
3428 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
3429 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
3430 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
3431 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
3432 (rs6000_vector_mode_supported_p): Support paired vector mode.
3433 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
3434 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
3436 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
3437 (DATA_ALIGNMENT): Likewise.
3438 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
3439 (rs6000_builtins): Add PAIRED builtins.
3440 * config/rs6000/rs6000.md: Include paired.md.
3441 * config/rs6000/paired.h: New.
3442 * config/rs6000/paired.md: New.
3443 * config/rs6000/750cl.h: New.
3444 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
3446 2007-08-30 Ollie Wild <aaw@google.com>
3448 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
3449 * gcc.c (default_compilers): Add -fno-directives-only to
3450 @assembler-with-cpp.
3452 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
3456 * regclass.c (initial_fixed_regs): Revert previous change and make
3458 (initial_call_used_regs): Likewise.
3459 (initial_call_really_used_regs): Delete, reverting previous addition.
3460 (initial_reg_names): Likewise.
3461 (init_reg_sets): Revert previous change.
3462 (saved_fixed_regs): New.
3463 (saved_call_used_regs): New.
3464 (saved_call_really_used_regs): New.
3465 (saved_reg_names): New.
3466 (save_register_info): New.
3467 (restore_register_info): New.
3468 (init_reg_sets_1): Replace reset of register info with call to
3469 restore_register_info.
3470 * rtl.h (save_register_info): Declare.
3471 * toplev.c (backend_init): Call save_register_info.
3473 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3475 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
3476 from the original statement.
3478 2007-08-30 Chao-ying Fu <fu@mips.com>
3480 * c-lex.c (interpret_fixed): Declare.
3481 (interpret_float): Process _Fract and _Accum.
3482 (interpret_fixed): New function.
3483 * final.c (output_addr_const): Process CONST_FIXED.
3484 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
3485 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
3487 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
3489 (simplify_immed_subreg): Support CONST_FIXED.
3490 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
3491 (simplify_subreg): Support CONST_FIXED.
3493 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3495 * config/rs6000/ppu_intrinsics.h: New file.
3496 * config.gcc (powerpc*-*-* <extra_headers>): Install
3499 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3501 * cfg.c (dump_flow_info): Change to also print entry and exit
3503 * print-rtl.c (print_rtl_single): Allow to print rtl with
3506 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
3508 * df-core.h (df_dump_region): New function.
3509 * df.h (df_dump_region): New function.
3510 * loop-invariant.c (find_defs): Add call to df_dump_region.
3511 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
3514 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3517 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
3518 true if any of the compare_section_name calls returned true,
3519 rather than if any returned false.
3521 2007-08-30 Richard Guenther <rguenther@suse.de>
3523 PR tree-optimization/33199
3524 * tree-ssa-structalias.c (handle_lhs_call): New function.
3525 (find_func_aliases): In non-IPA mode make sure that for
3526 calls that return a pointer we add a constraint for the
3527 result to point to anything.
3529 2007-08-30 Richard Guenther <rguenther@suse.de>
3531 * doc/invoke.texi (-mveclibabi): Document new target option.
3532 * config/i386/i386.opt (-mveclibabi): New target option.
3533 * config/i386/i386.c (ix86_veclib_handler): Handler for
3534 vectorization library support.
3535 (override_options): Handle the -mveclibabi option, initialize
3536 the vectorization library handler.
3537 (ix86_builtin_vectorized_function): As fallback call the
3538 vectorization library handler, if set.
3539 (ix86_veclibabi_acml): New static function for ACML ABI style
3540 vectorization support.
3542 2007-08-30 Jakub Jelinek <jakub@redhat.com>
3544 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
3545 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
3546 SImode and update m. Don't run gen_lowpart_common on arbitrary
3547 memory address, force it to register first.
3550 * dce.c (dce_process_block): Don't delete setters of
3551 artificially used registers.
3553 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3555 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
3556 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
3557 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
3559 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3561 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
3563 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
3564 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
3566 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3568 * system.h: Activate -Wcast-qual as warning-only.
3570 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
3573 * config/rs6000/rs6000.c (compare_section_name): New function.
3574 (rs6000_elf_in_small_data_p): Compare section prefixes instead
3577 2007-08-29 Olivier Hainque <hainque@adacore.com>
3579 * xcoffout.c: #include debug.h.
3580 * Makefile.in (xcoffout.o): Add debug.h dependency.
3582 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
3584 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
3585 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
3587 2007-08-29 Richard Guenther <rguenther@suse.de>
3589 * tree-pretty-print.c (dump_generic_node): Print
3590 label DECL_UID as D.%u.
3591 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
3593 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3595 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
3596 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
3598 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
3601 * tree.c (build_type_attribute_qual_variant): Set canonical types
3602 on the final, unqualified attribute variant before building the
3605 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3607 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
3608 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
3610 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3613 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3614 * config/bfin/bfin.md (composev2hi): Put operands into vector
3617 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3619 * config/bfin/bfin.md (composev2hi): Put operands into vector
3622 2007-08-29 Jie Zhang <jie.zhang@analog.com>
3624 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
3625 attribute when appropriate.
3626 (bfin_handle_l1_text_attribute): New.
3627 (bfin_handle_l1_data_attribute): New.
3628 (bfin_attribute_table): Add attributes: l1_text, l1_data,
3629 l1_data_A and l1_data_B.
3630 * doc/extend.texi (node Function Attributes): Document l1_text
3632 (Variable Attributes): Add Blackfin subsection. Document l1_data,
3633 l1_data_A and l1_data_B variable attributes.
3635 2007-08-28 Jie Zhang <jie.zhang@analog.com>
3637 * config/bfin/bfin.opt (minline-plt): Add.
3638 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
3639 call to global functions.
3640 * doc/invoke.texi (Option Summary): Mention -minline-plt.
3641 (Blackfin Options): Document -minline-plt.
3643 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
3645 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
3646 given a non-function.
3647 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
3649 2007-08-28 DJ Delorie <dj@redhat.com>
3651 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
3653 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3655 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
3657 2007-08-28 Richard Guenther <rguenther@suse.de>
3659 * tree.h (struct tree_function_decl): Increase size of
3660 function_code bitfield.
3662 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
3663 Kazu Hirata <kazu@codesourcery.com>
3665 * gcc/config/m68k/linux.h
3666 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
3667 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
3668 (m68k_return_in_memory): New.
3669 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
3672 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
3675 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
3676 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
3677 operand) when top VEC_SELECT extracts scalar element.
3678 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
3679 (*vec_extract_v4sf_mem): Ditto.
3681 2007-08-28 Jakub Jelinek <jakub@redhat.com>
3684 * passes.c (init_optimization_passes): Move pass_df_finish
3685 after pass_postreload sublist.
3687 PR rtl-optimization/33148
3688 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
3689 (neg (lt X 0)) if X has scalar int mode.
3692 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
3693 initializer, use build_vector_from_ctor if possible to create
3694 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
3695 even after this, return NULL.
3697 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
3699 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
3701 2007-08-28 Richard Guenther <rguenther@suse.de>
3703 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
3704 (struct tree_function_decl): Make function_code a bitfield.
3705 Add disregard_inline_limits flag.
3706 * cgraphunit.c (cgraph_process_new_functions): Check
3707 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
3708 (cgraph_preserve_function_body_p): Likewise.
3709 * ipa-inline.c (compute_inline_parameters): Likewise.
3710 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
3711 for GNU C extern inline functions.
3712 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
3713 * tree-inline.c (disregard_inline_limits_p): Remove.
3714 * tree-inline.h (disregard_inline_limits_p): Likewise.
3715 * c-common.c (handle_always_inline_attribute): Set
3716 DECL_DISREGARD_INLINE_LIMITS.
3717 * langhooks.c (add_builtin_function): Verify the function code
3718 fits in the bitfield.
3720 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
3721 Vladimir Yanovsky <yanov@il.ibm.com>
3722 Revital Eres <eres@il.ibm.com>
3723 Andrey Belevantsev <abel@ispras.ru>
3725 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
3727 * modulo-sched.c: Add documentation regarding do-loop.
3728 (doloop_register_get): Change number of arguments to support
3729 the new do-loop pattern and check whether COUNT_REG has no other
3730 occurences in the loop besides in the control part.
3731 (duplicate_insns_of_cycles): Do not duplicate the insn which
3732 changes count_reg as it is already adjusted.
3733 (generate_prolog_epilog): New argument to support the new
3734 do-loop pattern. Change the subtract instruction to use
3735 expand_simple_binop. Call duplicate_insns_of_cycles with new
3737 (sms_schedule): Call doloop_register_get and
3738 generate_prolog_epilog with new argument. Do not handle loops
3739 with single sets insns with subreg in their lhs.
3740 * loop-doloop.c (doloop_optimize): Support for another do-loop
3742 (doloop_condition_get): Gets an instruction instead of a pattern
3743 and change the return condition when the do-loop pattern is
3745 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
3746 deps when considering to not create edges.
3748 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
3750 * doc/extend.texi (gnu_inline funtion attribute): Document C++
3753 2007-08-27 Jason Merrill <jason@redhat.com>
3756 * gimplify.c (gimplify_modify_expr): Discard the assignment of
3757 zero-sized types after calling gimplify_modify_expr_rhs.
3759 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
3761 * regclass.c (init_reg_autoinc): Fix typo.
3763 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
3765 Fix PR tree-optimization/33173
3766 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
3768 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
3771 * config/i386/i386.h (VALID_DFP_MODE_P): New.
3772 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
3775 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
3776 David Ung <davidu@mips.com>
3777 Nigel Stephens <nigel@mips.com>
3779 Separate target-specific initialization from general
3780 back-end initialization.
3782 * toplev.c (init_alignments): New, split out from...
3783 (process_options): ...here.
3784 (backend_init_target): New, split out from...
3785 (backend_init): ...here.
3786 (lang_dependent_init_target): New, split out from...
3787 (lang_dependent_init): ...here.
3788 (target_reinit): New.
3789 * toplev.h (target_reinit): Declare.
3790 * expr.c (init_expr_target): Renamed from init_expr_once, since it
3791 now can be called more than once. Update comments.
3792 * expr.h (init_expr_target): Likewise.
3793 * alias.c (init_alias_target): Renamed from init_alias_once, since it
3794 now can be called more than once. Explicitly zero
3795 static_reg_base_value.
3796 * emit-rtl.c (init_emit_regs): New, split out from...
3797 (init_emit_once): Here.
3798 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
3799 non-const, so that changes from command-line arguments can overwrite
3800 values provided by the static initializers.
3801 (initial_call_really_used_regs): New, used similarly to the above.
3802 (initial_reg_names): Likewise.
3803 (last_mode_for_init_move_cost): Promoted function-local static to
3804 file-scope static to make it accessible outside init_move_cost.
3805 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
3806 Do not initialize inv_reg_alloc_order yet, either. Do initialize
3807 reg_names since it is needed for parsing command-line options.
3808 (init_move_cost): Use last_mode_for_init_move_cost instead of
3809 function-local static.
3810 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
3811 call_really_used_regs now. Reinitialize reg_names. Also
3812 initialize inv_reg_alloc_order. Zero reg_class_subunion and
3813 reg_class_superunion. Clear losing_caller_save_reg_set.
3814 Preserve global registers if called more than once. Reset
3815 move cost, may_move_in_cost, may_move_out_cost, and
3816 last_mode_for_init_move_cost.
3817 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
3818 can now be invoked more than once. Update comments.
3819 (init_regs): Update comments.
3820 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
3821 and initial_call_really_used_regs, instead of the non-initial
3822 variables. This allows us to save the command-line register settings
3823 after target reinitialization.
3824 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
3825 * rtl.h (init_emit_regs): Declare.
3826 (init_reg_modes_target, init_alias_target): Renamed as described
3828 * reload1.c (init_reload): Update comments.
3829 * optabs.c (init_optabs): Likewise.
3830 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
3832 2007-08-26 Chao-ying Fu <fu@mips.com>
3834 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
3837 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3839 * alias.c (memory_modified_1, memory_modified_in_insn_p):
3841 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
3843 * bb-reorder.c (copy_bb_p): Likewise.
3844 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
3845 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
3846 block_ends_with_condjump_p): Likewise.
3847 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
3848 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
3849 block_ends_with_condjump_p): Likewise.
3850 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
3851 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
3852 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
3853 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
3854 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
3855 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
3856 debug_true_const_tree instad of debug_true_tree.
3857 * debug.c (do_nothing_debug_hooks): Likewise.
3858 * debug.h (ignore_block, debug_true_const_tree): Constify.
3859 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
3860 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
3861 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
3862 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
3863 dbx_reg_number, is_based_loc, field_type,
3864 simple_type_align_in_bits, simple_decl_align_in_bits,
3865 simple_type_size_in_bits, field_byte_offset, insert_float,
3866 type_tag, member_declared_type, is_redundant_typedef,
3867 secname_for_decl, is_inlined_entry_point): Likewise.
3868 * emit-rtl.c (const_next_insn, const_previous_insn,
3869 const_next_nonnote_insn, const_prev_nonnote_insn,
3870 const_next_real_insn, const_prev_real_insn,
3871 const_next_active_insn, const_prev_active_insn, const_next_label,
3872 const_prev_label): Likewise.
3873 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
3875 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
3876 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
3877 sched_insn_is_legitimate_for_speculation_p): Likewise.
3878 * jump.c (reversed_comparison_code_parts,
3879 reversed_comparison_code, reversed_comparison, condjump_label):
3881 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
3882 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
3884 * rtl.h (const_previous_insn, const_next_insn,
3885 const_prev_nonnote_insn, const_next_nonnote_insn,
3886 const_prev_real_insn, const_next_real_insn,
3887 const_prev_active_insn, const_next_active_insn, const_prev_label,
3888 const_next_label, modified_between_p, modified_in_p,
3889 const_note_storeskeep_with_call_p, condjump_label,
3890 reversed_comparison, reversed_comparison_code,
3891 reversed_comparison_code_parts, memory_modified_in_insn_p,
3892 stack_regs_mentioned): Likewise.
3893 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
3894 keep_with_call_p): Likewise.
3895 * sched-deps.c (deps_may_trap_p, sched_get_condition,
3896 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
3897 sd_lists_size, sd_lists_empty_p): Likewise.
3898 * sched-int.h (sched_insns_conditions_mutex_p,
3899 haifa_classify_insn, no_real_insns_p,
3900 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
3901 sd_lists_size, sd_lists_empty_p): Likewise.
3902 * sdbout.c (sdb_debug_hooks): Likewise.
3903 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
3904 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
3905 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
3907 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
3908 tree_can_throw_internal): Likewise.
3909 * tree-flow-inline.h (phi_nodes): Likewise.
3910 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
3911 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
3912 * tree-gimple.c (const_get_call_expr_in): Likewise.
3913 * tree-gimple.h (const_get_call_expr_in): Likewise.
3914 * tree.c (const_lookup_attribute, attribute_list_equal,
3915 attribute_list_contained): Likewise.
3916 * tree.h (attribute_list_equal, attribute_list_contained,
3917 const_lookup_attribute): Likewise.
3918 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
3920 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
3922 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
3923 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
3925 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
3928 * config/alpha/constraints.md: Delete "svn:mime-type" property
3929 with svn propdel "svn:mime-type".
3931 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
3934 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
3935 non NOTE insn doesn't cross basic block.
3936 (noce_try_abs): Likewise.
3937 (noce_process_if_block): Likewise.
3939 2007-08-26 David Edelsohn <edelsohn@gnu.org>
3942 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
3943 operand without auto-inc-dec.
3944 * config/rs6000/rs6000.md (floatsidf2_internal): Use
3945 offsettable_mem_operand.
3946 (floatunssidf2_internal): Same.
3947 (fix_truncdfsi2_internal): Same.
3948 (floatsidf_ppc64): Same.
3949 (floatunssidf_ppc64): Same.
3950 (fix_trunctfsi2_internal): Same.
3952 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
3955 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
3956 pass defines needed for version.c.
3958 2007-08-25 Joseph Myers <joseph@codesourcery.com>
3960 * configure.ac (--debug-prefix-map check): Change assembler
3961 version presumed to have feature to 2.18.
3962 * configure: Regenerate.
3964 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3966 * c-common.c (vector_types_convertible_p,
3967 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
3968 self_promoting_args_p): Constify.
3969 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
3970 c_promoting_integer_type_p, self_promoting_args_p,
3971 anon_aggr_type_p, vector_types_convertible_p): Likewise.
3972 * c-decl.c (anon_aggr_type_p): Likewise.
3973 * * c-dump.c (dump_stmt): Likewise.
3974 * c-objc-common.c (has_c_linkage): Likewise.
3975 * c-tree.h (same_translation_unit_p): Likewise.
3976 * c-typeck.c (null_pointer_constant_p,
3977 tagged_types_tu_compatible_p, function_types_compatible_p,
3978 type_lists_compatible_p, lvalue_or_else, lvalue_p,
3979 comptypes_internal, struct tagged_tu_seen_cache,
3980 same_translation_unit_p, alloc_tagged_tu_seen_cache,
3981 c_size_in_bytes): Likewise.
3982 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
3983 hash_ptr, eq_ptr): Likewise.
3984 * langhooks-def.h (lhd_decl_ok_for_sibcall,
3985 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
3986 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
3987 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
3989 * optabs.c (optab_for_tree_code): Likewise.
3990 * optabs.h (optab_for_tree_code): Likewise.
3991 * rtl.h (simplify_rtx): Likewise.
3992 * simplify-rtx.c (simplify_rtx): Likewise.
3993 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
3994 dump_flag, dump_node): Likewise.
3995 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
3996 queue_and_dump_type, dump_flag): Likewise.
3997 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
3998 * tree-pass.h (dump_node): Likewise.
3999 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
4000 supportable_narrowing_operation): Likewise.
4001 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
4002 supportable_narrowing_operation): Likewise.
4003 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
4004 is_negative_overflow_infinity, is_positive_overflow_infinity,
4005 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
4006 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
4007 update_value_range, add_equivalence, ssa_name_nonnegative_p,
4008 ssa_name_nonzero_p, fp_predicate): Likewise.
4009 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
4010 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
4011 ssa_name_nonnegative_p): Likewise.
4013 2007-08-25 Hans Kester <hans.kester@ellips.nl>
4015 * config.gcc : Add x86_64-elf target.
4017 2007-08-25 Jakub Jelinek <jakub@redhat.com>
4019 * expr.c (store_expr): Fix order of store_by_pieces arguments.
4021 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
4022 Nigel Stephens <nigel@mips.com>
4026 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
4027 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
4028 * expr.c (SET_BY_PIECES_P): Define.
4029 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
4030 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
4031 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
4033 * expr.h (SET_RATIO): Define.
4034 (can_store_by_pieces, store_by_pieces): Update prototypes.
4035 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
4036 can_store_by_pieces/store_by_pieces.
4037 (expand_builtin_memcpy_args): Likewise.
4038 (expand_builtin_strncpy): Likewise.
4039 (expand_builtin_memset_args): Likewise. Also remove special case
4040 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
4041 decide what to do instead.
4042 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
4043 to can_store_by_pieces.
4045 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
4046 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
4048 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
4049 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
4050 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
4051 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
4052 (STORE_BY_PIECES_P): Define.
4054 2007-08-24 Tom Tromey <tromey@redhat.com>
4056 * varpool.c (varpool_last_needed_node): Fix comment typo.
4057 * c-decl.c (duplicate_decls): Fix comment typo.
4058 (clone_underlying_type): Update comment.
4060 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4062 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
4063 alpha_in_small_data_p, alpha_split_complex_arg,
4064 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4066 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
4067 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
4069 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
4070 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4071 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
4072 * config/darwin.c (darwin_binds_local_p): Likewise.
4073 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
4075 * config/i386/i386-protos.h (i386_pe_binds_local_p,
4076 i386_pe_valid_dllimport_attribute_p): Likewise.
4077 * config/i386/i386.c (ix86_function_regparm,
4078 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
4079 x86_can_output_mi_thunk, ix86_mangle_type,
4080 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
4081 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
4082 i386_pe_binds_local_p): Likewise.
4083 * config/ia64/ia64.c
4084 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
4085 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
4086 ia64_invalid_conversion, ia64_invalid_unary_op,
4087 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4089 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
4090 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
4091 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
4092 * config/mips/mips.c (mips_use_blocks_for_constant_p,
4093 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
4094 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4095 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
4096 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
4097 * config/pa/pa.c (pa_commutative_p): Likewise.
4098 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
4100 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
4101 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
4102 rs6000_use_blocks_for_constant_p,
4103 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
4104 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4105 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
4106 * config/s390/s390.c (s390_mangle_type,
4107 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
4109 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4110 th_in_small_data_p): Likewise.
4111 * config/sh/sh.c (sh_ms_bitfield_layout_p,
4112 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
4114 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
4115 sparc_mangle_type): Likewise.
4116 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
4117 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
4118 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
4120 * hooks.c (hook_bool_mode_const_rtx_false,
4121 hook_bool_mode_const_rtx_true,
4122 hook_bool_const_tree_hwi_hwi_const_tree_false,
4123 hook_bool_const_tree_hwi_hwi_const_tree_true,
4124 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4125 hook_constcharptr_const_tree_null,
4126 hook_constcharptr_const_rtx_null,
4127 hook_constcharptr_const_tree_const_tree_null,
4128 hook_constcharptr_int_const_tree_null,
4129 hook_constcharptr_int_const_tree_const_tree_null): New.
4130 (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 (default_can_output_mi_thunk_no_vcall): Constify.
4138 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
4139 hook_bool_tree_hwi_hwi_tree_false,
4140 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
4141 hook_int_tree_tree_1, hook_constcharptr_tree_null,
4142 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
4143 hook_constcharptr_int_tree_null,
4144 hook_constcharptr_int_tree_tree_null): Delete.
4145 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
4146 hook_bool_const_tree_hwi_hwi_const_tree_false,
4147 hook_bool_const_tree_hwi_hwi_const_tree_true,
4148 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
4149 hook_constcharptr_const_tree_null,
4150 hook_constcharptr_const_rtx_null,
4151 hook_constcharptr_const_tree_const_tree_null,
4152 hook_constcharptr_int_const_tree_null,
4153 hook_constcharptr_int_const_tree_const_tree_null): New.
4154 (default_can_output_mi_thunk_no_vcall): Constify.
4155 * integrate.c (function_attribute_inlinable_p): Likewise.
4156 * integrate.h (function_attribute_inlinable_p): Likewise.
4157 * jump.c (rtx_renumbered_equal_p): Likewise.
4158 * output.h (decl_readonly_section, categorize_decl_for_section,
4159 default_use_anchors_for_symbol_p, default_binds_local_p,
4160 default_binds_local_p_1): Likewise.
4161 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
4163 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
4164 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
4165 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
4166 TARGET_COMP_TYPE_ATTRIBUTES,
4167 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
4168 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
4169 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
4170 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
4171 TARGET_DWARF_CALLING_CONVENTION): Likewise.
4172 * target.h (can_output_mi_thunk, needs_block_p,
4173 first_cycle_multipass_dfa_lookahead_guard_spec,
4174 vector_alignment_reachable, comp_type_attributes,
4175 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
4176 commutative_p, use_blocks_for_constant_p,
4177 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
4178 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
4179 invalid_within_doloop, valid_dllimport_attribute_p,
4180 split_complex_arg, invalid_arg_for_unprototyped_fn,
4181 invalid_conversion, invalid_unary_op, invalid_binary_op):
4183 * targhooks.c (default_invalid_within_doloop,
4184 hook_invalid_arg_for_unprototyped_fn,
4185 default_builtin_vector_alignment_reachable): Likewise.
4186 (hook_bool_rtx_commutative_p): Delete.
4187 (hook_bool_const_rtx_commutative_p): New.
4188 * targhooks.h (default_invalid_within_doloop,
4189 default_builtin_vector_alignment_reachable,
4190 hook_invalid_arg_for_unprototyped_fn): Constify.
4191 (hook_bool_rtx_commutative_p): Delete.
4192 (hook_bool_const_rtx_commutative_p): New.
4193 * varasm.c (bss_initializer_p, decl_default_tls_model,
4194 categorize_decl_for_section, decl_readonly_section,
4195 default_use_anchors_for_symbol_p, default_binds_local_p,
4196 default_binds_local_p_1): Constify.
4198 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4200 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4201 __NO_BUILTIN if -fno-builtin.
4203 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4205 * config/bfin/bfin.c (print_operand): Report error instead of
4206 ICE for wrong operand.
4208 2007-08-24 Michael Matz <matz@suse.de>
4210 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
4212 2007-08-24 Richard Guenther <rguenther@suse.de>
4215 * tree-ssa.c (useless_type_conversion_p): Split into a
4216 recursive and a non-recursive part.
4217 (useless_type_conversion_p_1): New function.
4218 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
4219 from maybe_fold_offset_to_reference is trivially convertible
4220 to the desired type before doing the simplification.
4222 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4224 * expr.c (store_expr): Optimize initialization of an array
4226 * expr.h (builtin_strncpy_read_str): New prototype.
4227 * builtins.c (builtin_strncpy_read_str): Remove prototype.
4230 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
4233 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
4234 field when initializing if_info structure.
4236 2007-08-24 Richard Guenther <rguenther@suse.de>
4238 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
4240 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
4241 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
4242 * tree-inline.c (inlinable_function_p): Fold in common parts of
4243 the cannot_inline_tree_fn langhook.
4244 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
4245 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
4246 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4247 cannot_inline_tree_fn langhook.
4248 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
4249 cannot_inline_tree_fn member.
4251 2007-08-24 Richard Guenther <rguenther@suse.de>
4253 * expr.c (get_inner_reference): Do computation of bitoffset
4254 from offset in a way we can detect overflow reliably.
4256 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4258 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
4260 2007-08-24 Jie Zhang <jie.zhang@analog.com>
4262 * config/bfin/bfin.opt (mfast-fp): Add.
4263 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
4264 libbffastfp override libgcc if -mfast-fp.
4265 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
4266 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
4267 (Blackfin Options): Document -mfast-fp.
4269 2007-08-24 Jakub Jelinek <jakub@redhat.com>
4271 PR tree-optimization/32573
4273 * tree-data-ref.c (initialize_data_dependence_relation): Clear
4274 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
4275 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
4276 (build_classic_dist_vector): Return false rather than true if
4277 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
4278 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
4279 returned false. Don't call save_dist_v before calling
4280 build_classic_dist_vector_1.
4281 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
4282 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
4283 DDR_DIR_VECTS vectors.
4285 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
4287 * configure.ac (leb128): Modify sed statement to work with any
4288 binutils version string.
4289 * configure: Regenerate
4291 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4293 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
4294 Wrap in RTX_CODE macro guard.
4295 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
4296 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
4297 arm_mark_dllimport, arm_pe_encode_section_info,
4298 arm_pe_unique_section): Use ISO-C function declarations.
4299 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
4300 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
4301 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
4303 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
4304 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
4306 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
4308 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
4309 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
4310 (register_move_cost): Use ISO-C function declarations.
4311 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
4312 * config/score/score-protos.h (score_declare_object): Add
4314 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
4316 * final.c (profile_function): Avoid empty if-bodies.
4319 * calls.c (must_pass_in_stack_var_size,
4320 must_pass_in_stack_var_size_or_pad): Constify.
4321 * config/alpha/alpha-protos.h (function_value): Likewise.
4322 * config/alpha/alpha.c (alpha_return_in_memory,
4323 alpha_pass_by_reference, function_value,
4324 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
4325 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4327 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
4328 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4329 TARGET_PROMOTE_PROTOTYPES): Likewise.
4330 * config/arm/arm-protos.h (arm_return_in_memory,
4331 arm_pad_arg_upward, arm_function_value): Likewise.
4332 * config/arm/arm.c (arm_pass_by_reference,
4333 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
4334 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4335 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
4337 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
4338 * config/avr/avr-protos.h (avr_function_value): Likewise.
4339 * config/avr/avr.c (avr_return_in_memory,
4340 gas_output_limited_string, gas_output_ascii, avr_function_value,
4341 avr_return_in_memory): Likewise.
4342 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
4343 * config/bfin/bfin.c (bfin_pass_by_reference,
4344 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
4345 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
4347 * config/cris/cris.c (cris_pass_by_reference,
4348 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
4349 * config/crx/crx.c (crx_return_in_memory): Likewise.
4350 * config/darwin.c (function_base, machopic_function_base_name):
4352 * config/fr30/fr30.c (fr30_must_pass_in_stack,
4353 TARGET_PROMOTE_PROTOTYPES): Likewise.
4354 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
4355 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
4356 * config/i386/i386-protos.h (ix86_return_in_memory,
4357 ix86_sol10_return_in_memory): Likewise.
4358 * config/i386/i386.c (ix86_function_value,
4359 ix86_function_sseregparm, ix86_must_pass_in_stack,
4360 type_natural_mode, classify_argument, examine_argument,
4361 construct_container, ix86_pass_by_reference, function_value_32,
4362 function_value_64, ix86_function_value_1, return_in_memory_32,
4363 return_in_memory_64, return_in_memory_ms_64,
4364 ix86_return_in_memory, ix86_sol10_return_in_memory,
4365 TARGET_PROMOTE_PROTOTYPES): Likewise.
4366 * config/ia64/ia64-protos.h (ia64_function_value,
4367 ia64_hpux_function_arg_padding): Likewise.
4368 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
4369 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
4370 ia64_hpux_function_arg_padding): Likewise.
4371 * config/iq2000/iq2000-protos.h (function_arg,
4372 iq2000_function_value): Likewise.
4373 * config/iq2000/iq2000.c (iq2000_return_in_memory,
4374 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
4375 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4376 function_arg, iq2000_function_value): Likewise.
4377 * config/m32c/m32c-protos.h (m32c_function_value,
4378 m32c_promote_function_return): Likewise.
4379 * config/m32c/m32c.c (m32c_pass_by_reference,
4380 m32c_promote_prototypes, m32c_promote_function_return,
4381 m32c_function_value): Likewise.
4382 * config/m32r/m32r.c (m32r_return_in_memory,
4383 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4384 m32r_in_small_data_p): Likewise.
4385 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
4387 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
4388 m68hc11_function_arg_padding): Likewise.
4389 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
4390 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
4391 m68k_function_value): Likewise.
4392 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
4393 mcore_function_value): Likewise.
4394 * config/mcore/mcore.c (handle_structs_in_regs,
4395 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4396 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4397 mcore_num_arg_regs, mcore_function_value): Likewise.
4398 * config/mips/mips-protos.h (mips_pad_arg_upward,
4399 mips_function_value): Likewise.
4400 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
4401 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
4402 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4403 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
4404 mips_function_value): Likewise.
4405 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
4407 * config/mmix/mmix.c (mmix_pass_by_reference,
4408 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
4409 mmix_encode_section_info): Likewise.
4410 * config/mn10300/mn10300-protos.h (mn10300_function_value):
4412 * config/mn10300/mn10300.c (mn10300_return_in_memory,
4413 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
4414 mn10300_function_value): Likewise.
4415 * config/mt/mt-protos.h (mt_function_value): Likewise.
4416 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
4417 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
4418 * config/pa/pa-protos.h (function_arg_padding, function_value,
4419 pa_return_in_memory): Likewise.
4420 * config/pa/pa.c (pa_pass_by_reference,
4421 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4422 function_arg_padding, function_value, pa_return_in_memory):
4424 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
4425 * config/rs6000/rs6000-protos.h (rs6000_function_value,
4426 function_arg_padding): Likewise.
4427 * config/rs6000/rs6000.c (rs6000_return_in_memory,
4428 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
4429 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
4430 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4431 function_arg_padding, altivec_expand_dst_builtin,
4432 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
4433 altivec_init_builtins, rs6000_common_init_builtins,
4434 rs6000_function_value): Likewise.
4435 * s390/s390-protos.h (s390_function_value): Likewise.
4436 * config/s390/s390.c (s390_function_arg_size,
4437 s390_pass_by_reference, s390_return_in_memory,
4438 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4439 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
4440 * config/score/score-protos.h (score_function_value): Likewise.
4441 * config/score/score.c (score_arg_partial_bytes,
4442 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4443 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
4444 score_pass_by_reference, score_add_offset, score_function_value):
4446 * config/sh/sh-protos.h (sh_attr_renesas_p,
4447 sh_promote_prototypes): Likewise.
4448 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
4449 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
4450 sh_attr_renesas_p): Likewise.
4451 * config/sparc/sparc-protos.h (function_value,
4452 function_arg_padding): Likewise.
4453 * config/sparc/sparc.c (sparc_promote_prototypes,
4454 sparc_return_in_memory, sparc_pass_by_reference,
4455 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
4456 function_arg_record_value_2, function_arg_record_value_1,
4457 function_arg_record_value, function_arg_record_value,
4458 function_arg_padding, function_value): Likewise.
4459 * config/spu/spu-protos.h (spu_function_value): Likewise.
4460 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
4461 spu_function_value): Likewise.
4462 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
4464 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
4465 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
4466 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4468 * config/v850/v850.c (v850_return_in_memory,
4469 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
4470 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
4471 * config/xtensa/xtensa.c (xtensa_return_in_msb,
4472 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
4473 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
4475 * explow.c (promote_mode, hard_function_value): Likewise.
4476 * expr.h (hard_function_value, promote_mode): Likewise.
4477 * function.c (aggregate_value_p): Likewise.
4478 * hooks.c (hook_bool_const_tree_true): New.
4479 * hooks.h (hook_bool_const_tree_true): New.
4480 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
4481 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
4482 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
4483 TARGET_RETURN_IN_MSB): Likewise.
4484 * target.h (promote_function_args, promote_function_return,
4485 promote_prototypes, return_in_memory, return_in_msb,
4486 pass_by_reference, must_pass_in_stack, callee_copies,
4487 function_value): Likewise.
4488 * targhooks.c (default_return_in_memory,
4489 hook_pass_by_reference_must_pass_in_stack,
4490 hook_callee_copies_named,
4491 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4492 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4493 default_function_value): Likewise.
4494 * targhooks.h (default_return_in_memory,
4495 hook_pass_by_reference_must_pass_in_stack,
4496 hook_callee_copies_named,
4497 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
4498 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
4499 default_function_value): Likewise.
4500 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
4501 (equiv_class_label_hash, equiv_class_label_eq): Constify.
4502 * tree-vectorizer.c (bb_in_loop_p): Likewise.
4503 * tree.c (needs_to_live_in_memory): Likewise.
4504 * tree.h (struct tree_type, needs_to_live_in_memory,
4505 aggregate_value_p, must_pass_in_stack_var_size,
4506 must_pass_in_stack_var_size_or_pad): Likewise.
4507 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
4508 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
4509 lookup_filename): Likewise.
4511 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4514 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
4515 fake fcomi i387 instruction for !TARGET_CMOVE.
4516 (ix86_expand_branch): Expand natural sequence with one jump for
4517 all targets, not only TARGET_CMOVE.
4518 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
4519 pattern to implement fake fcomi sequence. Split instruction after
4520 reload to correct compare sequences.
4521 (*cmpfp_xf_cc): Ditto.
4522 (*cmpfp_<mode>_cc): Ditto.
4523 (*cmpfp_u_cc): Ditto.
4524 (*cmpfp_<mode>_cc): Ditto.
4526 2007-08-23 Richard Guenther <rguenther@suse.de>
4528 * tree-pretty-print.c (dump_generic_node): Annotate
4529 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
4531 2007-08-23 Richard Guenther <rguenther@suse.de>
4533 * builtins.c (expand_builtin_mathfn): Wrap argument in
4534 save_expr directly instead of re-building the call.
4535 (expand_builtin_mathfn_2): Likewise.
4536 (expand_builtin_mathfn_3): Likewise.
4537 (expand_builtin_interclass_mathfn): Likewise.
4538 (expand_builtin_int_roundingfn): Set arg.
4539 (expand_builtin_int_roundingfn_2): Likewise.
4541 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
4543 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
4544 *sse_nand<mode>3, *sse_xor<mode>3): New.
4546 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
4548 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
4549 * config/i386/i386.c (print_operand): Handle ';' code. Output
4550 semicolon for TARGET_MACHO.
4551 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
4552 emit semicolon after 'lock' prefix.
4553 (sync_double_compare_and_swap<mode>): Ditto.
4554 (*sync_double_compare_and_swapdi_pic): Ditto.
4555 (*sync_compare_and_swap_cc<mode>): Ditto.
4556 (sync_double_compare_and_swap_cc<mode>): Ditto.
4557 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
4558 (sync_old_add<mode>): Ditto.
4559 (sync_add<mode>): Ditto.
4560 (sync_sub<mode>): Ditto.
4561 (sync_ior<mode>): Ditto.
4562 (sync_and<mode>): Ditto.
4563 (sync_xor<mode>): Ditto.
4565 2007-08-22 Chao-ying Fu <fu@mips.com>
4567 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
4569 (copy_rtx): Handle CONST_FIXED.
4570 (rtx_equal_p): Likewise.
4571 * rtl.h (fixed_value.h): New include.
4572 (rtx_def): Add a new field of fixed_value to u.
4573 (XCNMPFV): Define for accessing fixed_value.
4574 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
4576 * rtl.def (CONST_FIXED): New constant.
4577 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
4578 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
4579 US_ASHIFT): New codes.
4580 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
4581 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
4582 unsigned_fract_convert, unsigned_sat_fract): Document them.
4583 * varasm.c (assemble_integer): Extend to support fixed-point constants
4584 by using different machine classes.
4585 (decode_addr_const): Handle FIXED_CST.
4586 (const_hash_1): Likewise.
4587 (compare_constant): Likewise.
4588 (copy_constant): Likewise.
4589 (const_rtx_hash_1): Handle CONST_FIXED.
4590 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
4591 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
4593 (initializer_constant_valid_p): Handle FIXED_CST.
4594 (output_constant): Support FIXED_POINT_TYPE.
4595 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
4596 * cse.c (hash_rtx): Support CONST_FIXED.
4597 (exp_equiv_p): Likewise.
4598 (cannon_reg): Likewise.
4599 (fold_rtx): Likewise.
4600 (equiv_constant): Likewise.
4601 (cse_process_notes_1): Likewise.
4602 (count_reg_usage): Likewise.
4603 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
4604 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
4605 (wrap_constant): Check CONST_FIXED.
4606 (cselib_hash_rtx): Support CONST_FIXED.
4607 (cselib_subst_to_values): Likewise.
4608 * df-scan.c (df_uses_record): Likewise.
4609 * gcse.c (want_to_gcse_p): Likewise.
4610 (oprs_unchanged_p): Likewise.
4611 (oprs_not_set_p): Likewise.
4612 (compute_transp): Likewise.
4613 (extract_mentioned_regs_helper): Likewise.
4614 * genemit.c (gen_exp): Likewise.
4615 * local-alloc.c (equiv_init_varies_p): Likewise.
4616 (contains_replace_regs): Likewise.
4617 (memref_referenced_p): Likewise.
4618 * loop-invariant.c (check_maybe_invariant): Likewise.
4619 (hash_invariant_expr_1): Likewise.
4620 (invariant_expr_equal_p): Likewise.
4621 * postreload-gcse.c (oprs_unchanged_p): Likewise.
4622 * regclass.c (reg_scan_mark_refs): Likewise.
4623 * regrename.c (scan_rtx): Likewise.
4624 * resource.c (mark_referenced_resources): Likewise.
4625 (mark_set_resources): Likewise.
4626 * rtlanal.c (rtx_unstable_p): Likewise.
4627 (rtx_varies_p): Likewise.
4628 (count_occurrences): Likewise.
4629 (reg_mentioned_p): Likewise.
4630 (modified_between_p): Likewise.
4631 (modified_in_p): Likewise.
4632 (volatile_insn_p): Likewise.
4633 (volatile_refs_p): Likewise.
4634 (side_effects_p): Likewise.
4635 (may_trap_p_1): Likewise.
4636 (inequality_comparisons_p): Likewise.
4637 (computed_jump_p_1): Likewise.
4638 (commutative_operand_precedence): Likewise.
4639 * sched-deps.c (sched_analyze_2): Likewise.
4640 * sched-vis.c (print_value): Likewise.
4641 * reload.c (operands_match_p): Likewise.
4642 (subst_reg_equivs): Likewise.
4643 * reload1.c (eliminate_regs_1): Likewise.
4644 (elimination_effects): Likewise.
4645 (scan_paradoxical_subregs): Likewise.
4646 * alias.c (rtx_equal_for_memref_p): Likewise.
4647 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
4648 * emit-rtl.c (const_fixed_htab): New hash table.
4649 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
4651 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
4652 const_fixed_from_fixed_value): New functions.
4653 (verify_rtx_sharing): Handle CONST_FIXED.
4654 (copy_rtx_if_shared_1): Likewise.
4655 (reset_used_flags): Likewise.
4656 (set_used_flags): Likewise.
4657 (copy_insn_1): Likewise.
4658 (init_emit_once): Create const_fixed_htab.
4659 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
4661 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
4663 PR tree-optimization/32949
4664 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
4665 before failing for ivs with non-constant step.
4667 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
4669 * doc/md.texi (Iterators): Renamed from Macros. All contents
4670 changed to reflect rename of respectively define_code_macro and
4671 define_mode_macro to define_code_iterator and define_mode_iterator.
4672 (Mode Iterators, Code Iterators): Similar.
4673 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
4674 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
4675 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
4676 (initialize_iterators, find_iterator, check_code_iterator)
4677 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
4678 (read_mapping, read_rtx_1): Similar.
4679 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
4680 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
4681 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
4682 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
4683 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
4684 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
4685 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
4686 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
4687 config/rs6000/sync.md, config/rs6000/rs6000.md,
4688 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
4689 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
4690 config/vax/vax.md, config/bfin/bfin.md: Similar.
4692 2007-08-22 David Daney <ddaney@avtrex.com>
4694 * doc/install.texi (Testing): Mention testing on a simulator.
4696 2007-08-22 Janis Johnson <janis187@us.ibm.com>
4698 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
4700 * doc/libgcc.texi (Decimal float library routines): Fix formatting
4701 and rearrange floating point conversion functions into different
4704 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
4706 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
4707 dfa_post_advance_cycle): New scheduler hooks.
4708 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
4709 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
4711 (TARGET_SCHED): Use them.
4712 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
4713 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
4714 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
4716 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
4717 function to facilitate debugging.
4718 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
4719 (output_insn_has_dfa_reservation_p): New static function to output
4720 insn_has_dfa_reservation_p ().
4721 (write_automata): Use it.
4722 * genattr.c (main): Output declaration for
4723 insn_has_dfa_reservation_p ().
4725 2007-08-22 Christian Bruel <christian.bruel@st.com>
4726 Richard Guenther <rguenther@suse.de>
4728 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
4729 * simplify_rtx (simplify_binary_operation_1): Likewise.
4731 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
4733 PR rtl-optimization/32557
4734 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
4735 of REGNO (mws->mw_reg).
4737 2007-08-22 Richard Guenther <rguenther@suse.de>
4740 * builtins.c (expand_builtin_int_roundingfn): Replace call
4741 argument wrapped with SAVE_EXPR directly.
4742 (expand_builtin_int_roundingfn_2): Likewise.
4744 2007-08-22 Richard Guenther <rguenther@suse.de>
4746 * tree-inline.c (inlinable_function_p): Restore disregarding
4747 inline limits for GNU extern inline functions.
4749 2007-08-22 Richard Guenther <rguenther@suse.de>
4752 * tree.c (host_integerp): Treat sizetype as signed as it is
4755 2007-08-21 Ian Lance Taylor <iant@google.com>
4757 PR tree-optimization/33134
4758 * tree-vrp.c (adjust_range_with_scev): Call
4759 set_value_range_to_value.
4761 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
4763 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
4766 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
4768 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
4771 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
4773 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
4774 cases to set eight bytes at a time.
4775 (expand_block_move): Likewise.
4777 2007-08-21 Jakub Jelinek <jakub@redhat.com>
4780 * dwarf2out.c (gen_decl_die): Don't call
4781 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
4783 2007-08-21 Paul Brook <paul@codesourcery.com>
4784 Nathan Sidwell <nathan@codesourcery.com>
4785 Mark Mitchell <mark@codesourcery.com>
4786 Joseph Myers <joseph@codesourcery.com>
4788 * configure.ac: Add --with-pkgversion and --with-bugurl.
4789 * configure: Regenerate.
4790 * doc/install.texi: Document them.
4791 * version.c (version_string): Remove VERSUFFIX.
4792 (VERSUFFIX): Remove.
4793 (pkgversion_string): New.
4794 (bug_report_url): Do not hard-code initializer.
4795 * version.h (pkgversion_string): Declare.
4796 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
4798 (version.o): Define PKGVERSION and BUGURL.
4799 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
4800 (%.pod): Define BUGURL.
4801 * gcc.c (process_command, main): Use pkgversion_string.
4802 * toplev.c (compile_file, print_version): Likewise.
4803 * protoize.c (main): Likewise.
4804 * gcov.c (print_version): Likewise. Update copyright date.
4805 * gcov-dump.c (print_version): Likewise. Update copyright date.
4806 * mips-tdump.c (main): Likewise. Update copyright date.
4807 * mips-tfile.c (main): Likewise. Update copyright date.
4808 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
4809 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
4810 shorten description.
4811 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
4812 * doc/gccint.texi: Likewise.
4813 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
4814 Update copyright date.
4816 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
4818 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
4819 (ix86_expand_strlensi_unroll_1): Ditto.
4820 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
4821 (ix86_expand_carry_flag_compare): Update comment.
4823 2007-08-21 Jakub Jelinek <jakub@redhat.com>
4826 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
4827 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
4829 2007-08-21 Richard Guenther <rguenther@suse.de>
4831 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
4833 2007-08-21 Richard Guenther <rguenther@suse.de>
4836 * fold-const.c (fold_binary): Remove index +p PTR folding.
4837 Fix types of POINTER_PLUS_EXPR generated by folding of
4840 2007-08-20 Chao-ying Fu <fu@mips.com>
4842 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
4843 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
4844 RID_ONEWAY, so that it can be checked in declspecs_add_type.
4845 (c_common_fixed_point_type_for_size): Declare.
4846 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
4847 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
4848 (c_token_starts_declspecs): Likewise.
4849 (c_parser_declspecs): Likewise.
4850 (c_parser_attributes): Likewise.
4851 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
4852 (c_declspecs): Add saturating_p.
4853 * c-decl.c (build_null_declspecs): Initialize saturating_p.
4854 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
4855 _Sat. Handle RID_SAT.
4856 Avoid using void, bool, char, int, float, double, _Decimal32,
4857 _Decimal64, _Decimal128, and complex with _Sat.
4858 Handle RID_FRACT and RID_ACCUM.
4859 Make sure _Sat is used with _Fract or _Accum.
4860 (finish_declspecs): Handle cts_fract and cts_accum.
4861 * c-common.c (fixed-value.h): New include.
4862 (constant_expression_warning): Handle FIXED_CST.
4863 (overflow_warning): Likewise.
4864 (warnings_for_convert_and_check): Likewise.
4865 (c_common_fixed_point_type_for_size): New.
4866 (c_common_type_for_mode): Handle fixed-point modes to
4867 return various saturating/non-saturating, signed/unsigned types.
4868 (c_common_signed_or_unsigned_type): Support fixed-point types.
4869 (shorten_compare): Check fixed-point zero.
4870 Handle FIXED_POINT_TYPE.
4871 (c_common_truthvalue_conversion): Handle FIXED_CST.
4872 Handle FIXED_POINT_TYPE.
4873 (c_common_nodes_and_builtins): Record builtin types for fixed-point
4875 (handle_mode_attribute): Handle fixed-point modes. Need to check
4876 if the signness of base type and fixed-point modes are consistent.
4877 (handle_vector_size_attribute): Handle fixed-point modes.
4878 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
4879 (warn_for_div_by_zero): Check fixed-point zero.
4880 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
4881 a common fixed-point type based on fbit, ibit, sign, and saturation.
4882 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
4883 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
4884 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
4885 (convert_for_assignment): Support FIXED_POINT_TYPE.
4886 (digest_init): Handle FIXED_POINT_TYPE.
4887 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
4888 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
4889 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
4890 GE_EXPR, LT_EXPR, GT_EXPR.
4891 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
4892 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
4893 * target.h (gcc_target): Add fixed_point_supported_p.
4894 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
4895 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
4896 (default_fixed_point_supported_p): Define.
4897 * targhooks.h (default_fixed_point_supported_p): Declare.
4898 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
4899 * doc/install.texi (Configuration): Add --enable-fixed-point.
4900 * configure.ac (--enable-fixed-point): New to enable fixed-point
4901 arithmetic extension to C. For mips targets, we enable it by default.
4902 * configure, config.in: Regenerate.
4904 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
4906 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
4908 2007-08-20 David Edelsohn <edelsohn@gnu.org>
4910 * dwarf2out.c (text_section_used): Move declaration outside ifdef
4911 DWARF2_DEBUGGING_INFO.
4912 (cold_text_section_used): Same.
4913 (cold_text_section): Same.
4915 2007-08-20 Richard Guenther <rguenther@suse.de>
4917 * c-typeck.c (convert_for_assignment): Use the type of
4918 the member for the initialization.
4920 2007-08-20 Richard Guenther <rguenther@suse.de>
4922 * c-objc-common.c (c_disregard_inline_limits): Remove.
4923 * c-objc-common.h (c_disregard_inline_limits): Likewise.
4924 * cgraphunit.c (cgraph_process_new_functions): Call
4925 disregard_inline_limits_p.
4926 (cgraph_preserve_function_body_p): Likewise.
4927 * ipa-inline.c (compute_inline_parameters): Likewise.
4928 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
4930 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
4931 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4932 disregard_inline_limits langhook.
4933 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
4935 * langhooks.h (lang_hooks_for_tree_inlining): Remove
4936 disregard_inline_limits langhook.
4937 * tree-inline.c (disregard_inline_limits_p): New function.
4938 * tree-inline.h (disregard_inline_limits_p): Declare.
4940 2007-08-20 Richard Guenther <rguenther@suse.de>
4942 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
4943 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
4944 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
4945 auto_var_in_fn_p langhook.
4946 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
4948 * tree.c (auto_var_in_fn_p): ... here.
4949 (find_var_from_fn): Call auto_var_in_fn_p directly.
4950 * langhooks.h (lang_hooks_for_tree_inlining): Remove
4951 auto_var_in_fn_p langhook.
4952 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
4953 (copy_body_r): Likewise.
4954 (self_inlining_addr_expr): Likewise.
4955 * tree.h (auto_var_in_fn_p): Declare.
4957 2007-08-20 Richard Guenther <rguenther@suse.de>
4959 * tree.c (WALK_SUBTREE): Call walk_tree_1.
4960 (walk_type_fields): Take lh parameter.
4961 (walk_tree): Rename to ...
4962 (walk_tree_1): ... this. Do not call the walk_subtrees
4963 langhook but the now passed callback. Pass lh on recursion.
4964 (walk_tree_without_duplicates): Rename to ...
4965 (walk_tree_without_duplicates_1): ... this. Take lh parameter
4966 and call walk_tree_1.
4967 * tree.h (walk_tree_lh): New typedef.
4968 (walk_tree_1): Declare.
4969 (walk_tree_without_duplicates_1): Likewise.
4970 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
4971 (walk_tree_without_duplicates): New define to
4972 walk_tree_without_duplicates_1 with NULL lh parameter.
4973 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
4974 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
4976 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
4977 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
4978 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
4981 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
4984 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
4985 code in front of the compacting of basic blocks.
4986 Move the folding of statements inbetween the cgraph checking
4987 and compacting of basic blocks.
4989 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4990 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4993 * config/alpha/alpha.c (va_list_skip_additions): Check for
4994 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
4995 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
4996 PLUS_EXPR when checking ap.__base.
4997 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
4998 when doing addition on pointer types. Use size_int instead of
5000 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
5001 ptr_type in the second operand.
5003 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5006 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
5008 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5011 * cfgexpand.c (expand_one_register_var): Mark pointer
5012 DECL_ARTIFICIAL as REG_POINTER also.
5013 * stmt.c (expand_decl): Likewise.
5015 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
5022 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
5023 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
5024 on_worklist argument and avoid adding things to worklist multiple
5026 (add_to_worklist): Ditto.
5027 (mark_aliases_call_clobbered): Mark entire structure clobbered if
5028 single SFT is clobbered.
5029 (set_initial_properties): Ditto.
5030 (compute_call_clobbered): Update for changes to function
5032 (create_overlap_variables_for): Always create SFT for offset 0.
5033 (create_structure_vars): Handle PHI's, since we are in SSA form at
5035 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
5036 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
5038 (add_vars_for_offset): Figure out aliases from access + points-to.
5039 (add_virtual_operand): Use add_vars-for_offset.
5040 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
5041 (add_call_clobber_ops): Remove makes_clobbering_call set.
5042 (get_expr_operands): Always pass through the INDIRECT_REF
5044 * tree-ssa-structalias.c (struct constraint_graph): Remove
5046 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
5047 address_taken, pt_used, number_incoming.
5048 (FIRST_ADDR_NODE): Removed.
5049 (merge_graph_nodes): Remove broken code for the moment.
5050 (init_graph): New function.
5051 (build_pred_graph): Remove code to init_graph.
5052 Add location equivalence support.
5053 (struct scc_info): Rename roots to deleted.
5055 (init_scc_info): Ditto
5056 (init_topo_info): Use graph->size.
5057 (compute_topo_order): Ditto.
5058 (do_da_constraint): Removed.
5059 (do_sd_constraint): Remove calls to find().
5060 set_union_with_increment should always get 0 as last arg here.
5061 (do_complex_constraint): Replace do_da_constraint with assert.
5063 (struct equiv_class_label): New.
5064 (pointer_equiv_class_table): Ditto.
5065 (location_equiv_class_table): Ditto.
5066 (equiv_class_label_hash): Ditto.
5067 (equiv_class_label_eq): Ditto
5068 (equiv_class_lookup): Ditto.
5069 (equiv_class_ladd): Ditto.
5070 (pointer_equiv_class): Ditto.
5071 (location_equiv_class): Ditto.
5072 (condense_visit): Rename and rewrite from label_visit to do only
5073 SCC related stuff for HU.
5074 (label_visit): Do HU work for HU.
5075 (perform_var_substitution): Update to do HU and location
5077 (free_var_substitution_info): Update to free HU and location
5078 equivalence structures. */
5079 (find_equivalent_node): Update for pointer but not location
5081 (unite_pointer_equivalences): New function.
5082 (move_complex_constraints): Rewrite to only do moving.
5083 (rewrite_constraints): Split out of move_complex_constraints.
5084 (solve_graph): Use graph->size.
5085 (process_constraint_1): Add from_call argument, use it.
5086 Split *a = &b into two constraints.
5087 (process_constraint): Use new process_constraint_1.
5088 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
5089 (get_constraint_for): Handle non-pointer integers properly.
5090 Remove code that used to handle structures.
5091 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
5092 with unknown addends.
5093 (handle_rhs_call): New function.
5094 (find_func_aliases): Use handle_rhs_call.
5095 (set_uids_in_ptset): Add an assert.
5096 (set_used_smts): Fix bug in not considering unified vars.
5097 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
5098 (compute_points_to_sets): Update for other function changes.
5099 (delete_points_to_sets): Ditto.
5100 (ipa_pta_execute): Ditto.
5101 (pass_ipa_pta): We need to update SSA after ipa_pta.
5103 2007-08-19 Jan Hubicka <jh@suse.cz>
5105 * i386.md: Replace "rim" and "mri" constraints by "g".
5107 2007-08-19 Joseph Myers <joseph@codesourcery.com>
5109 * dwarf2out.c (text_section_used, cold_text_section_used,
5110 cold_text_section, dwarf2out_note_section_used): New.
5111 (dwarf2out_init): Initialize cold_text_section.
5112 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
5113 dwarf2out_note_section_used.
5114 (size_of_aranges): Only count entry for text section if it was
5115 used. Count entry for cold text section if it was used.
5116 (output_aranges): Only output entries for text section and cold
5117 text section if they were used.
5119 2007-08-19 Andrew Pinski <pinskia@gmail.com>
5121 * tree-pretty-print.c (debug_generic_expr): Add a comment about
5123 (debug_generic_stmt): Likewise.
5124 (debug_tree_chain): Likewise.
5126 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5128 * tree-data-refs.c (split_constant_offset): Expose.
5129 * tree-data-refs.h (split_constant_offset): Add declaration.
5131 * tree-vectorizer.h (dr_alignment_support): Renamed
5132 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
5133 Added a new value dr_explicit_realign.
5134 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
5135 dr_offset, dr_step, and dr_aligned_to, along with new access
5136 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
5137 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
5138 STMT_VINFO_DR_ALIGNED_TO.
5140 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
5142 In case of outer-loop vectorization with non-fixed misalignment - use
5143 the dr_explicit_realign scheme instead of the optimized realignment
5145 (new_stmt_vec_info): Initialize new fields.
5147 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
5148 'nested_in_vect_loop' case. Change verbosity level.
5149 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
5150 Don't fail on zero step in the outer-loop for loads.
5151 (vect_analyze_data_refs): Call split_constant_offset to calculate
5152 base, offset and init relative to the outer-loop.
5154 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
5155 BSI function argument with a new function argument - at_loop.
5156 Simplify the condition that determines STEP. Takes additional argument
5157 INV_P. Support outer-loop vectorization (handle the
5158 nested_in_vect_loop case), including zero step in the outer-loop. Call
5159 vect_create_addr_base_for_vector_ref with additional argument.
5160 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
5161 Updated function documentation. Handle the 'nested_in_vect_loop' case.
5162 Fixed and simplified calculation of step.
5163 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
5164 of bsi, and with additional argument. Call bump_vector_ptr with
5165 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
5166 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
5167 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
5168 when the realignment setup needs to take place inside the loop.
5169 Support the dr_explicit_realign scheme. Allow generating the optimized
5170 realignment scheme for outer-loop vectorization. Added documentation.
5171 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
5172 the 'nested_in_vect_loop' case, including loads that are invariant in
5173 the outer-loop and the realignment schemes. Handle the case when the
5174 realignment setup needs to take place inside the loop. Call
5175 vect_setup_realignment with additional arguments. Call
5176 vect_create_data_ref_ptr with additional argument and with loop instead
5177 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
5178 (vect_gen_niters_for_prolog_loop): Call
5179 vect_create_addr_base_for_vector_ref with additional arguments.
5180 (vect_create_cond_for_align_checks): Likewise.
5181 (bump_vector_ptr): Updated to support the new dr_explicit_realign
5182 scheme: takes additional argument bump; argument ptr_incr is now
5183 optional; updated documentation.
5184 (vect_init_vector): Takes additional argument (bsi). Use it, if
5185 available, to insert the vector initialization.
5186 (get_initial_def_for_induction): Pass additional argument in call to
5188 (vect_get_vec_def_for_operand): Likewise.
5189 (vect_setup_realignment): Likewise.
5190 (vectorizable_load): Likewise.
5192 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
5194 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
5195 as argument instead of struct loop.
5196 (nested_in_vect_loop_p): New function.
5197 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
5199 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
5200 from other phis in the loop.
5201 (destroy_loop_vec_info): Add additional argument to declaration.
5203 * tree-vectorizer.c (supportable_widening_operation): Also check if
5204 nested_in_vect_loop_p (don't allow changing the order in this case).
5205 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
5206 of struct loop. Call nested_in_vect_loop_p and don't require
5207 flag_unsafe_math_optimizations if it returns true.
5208 (new_stmt_vec_info): When setting def_type for phis differentiate
5209 loop-header phis from other phis.
5210 (bb_in_loop_p): New function.
5211 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
5212 just update their loop_vinfo. Order of BB traversal now matters -
5213 call dfs_enumerate_from with bb_in_loop_p.
5214 (destroy_loop_vec_info): Takes additional argument to control whether
5215 stmt_vinfo of the loop stmts should be destroyed as well.
5216 (vect_is_simple_reduction): Allow the "non-reduction" use of a
5217 reduction stmt to be defines by a non loop-header phi.
5218 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
5220 * tree-vect-transform.c (vectorizable_reduction): Call
5221 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
5222 (vectorizable_call): Likewise.
5223 (vectorizable_conversion): Likewise.
5224 (vectorizable_operation): Likewise.
5225 (vectorizable_type_promotion): Likewise.
5226 (vectorizable_type_demotion): Likewise.
5227 (vectorizable_store): Likewise.
5228 (vectorizable_live_operation): Likewise.
5229 (vectorizable_reduction): Likewise. Also pass loop_info to
5230 vect_is_simple_reduction instead of loop.
5231 (vect_init_vector): Call nested_in_vect_loop_p.
5232 (get_initial_def_for_reduction): Likewise.
5233 (vect_create_epilog_for_reduction): Likewise.
5234 (vect_init_vector): Check which loop to work with, in case there's an
5236 (get_initial_def_for_inducion): Extend to handle outer-loop
5237 vectorization. Fix indentation.
5238 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
5239 In the case vect_induction_def get the vector def from the induction
5240 phi node, instead of calling get_initial_def_for_inducion.
5241 (get_initial_def_for_reduction): Extend to handle outer-loop
5243 (vect_create_epilog_for_reduction): Extend to handle outer-loop
5245 (vect_transform_loop): Change assert to just skip this case. Add a
5247 (vect_finish_stmt_generation): Add a couple asserts.
5249 (vect_estimate_min_profitable_iters): Multiply
5250 cost of inner-loop stmts (in outer-loop vectorization) by estimated
5252 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
5253 this is an inner-loop reduction in outer-loop vectorization.
5255 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
5256 Same code as what used to be vect_analyze_scalar_cycles, only with
5257 additional argument loop, and loop_info passed to
5258 vect_is_simple_reduction instead of loop.
5259 (vect_analyze_scalar_cycles): Code factored out into
5260 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
5261 Updated documentation.
5262 (analyze_operations): Check for inner-loop loop-closed exit-phis during
5263 outer-loop vectorization that are live or not used in the outerloop,
5264 cause this requires special handling.
5265 (vect_enhance_data_refs_alignment): Don't consider versioning for
5267 (vect_analyze_data_refs): Check that there are no datarefs in the
5269 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
5270 and vect_used_in_outer_by_reduction cases.
5271 (process_use): Also consider the case of outer-loop stmt defining an
5272 inner-loop stmt and vice versa.
5273 (vect_analyze_loop_1): New function.
5274 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
5275 loops. Call vect_analyze_loop_1.
5276 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
5277 been vectorized. Call destroy_loop_vec_info with additional argument.
5279 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
5280 in the inner-loop when doing outer-loop vectorization. Add
5281 documentation and printout.
5282 (vect_recog_dot_prod_pattern): Likewise. Also add check for
5283 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
5285 2007-08-18 Andrew Pinski <pinskia@gmail.com>
5287 * tree-affine.h (print_aff): New prototype.
5288 (debug_aff): Likewise.
5289 * tree-affine.c (print_aff): New function.
5290 (debug_aff): Likewise.
5292 2007-08-18 Paul Brook <paul@codesourcery.com>
5293 Joseph Myers <joseph@codesourcery.com>
5295 * common.opt (-fdebug-prefix-map=): New option.
5296 * opts.c: Include debug.h.
5297 (common_handle_option): Handle -fdebug-prefix-map.
5298 * final.c: Include ggc.h.
5299 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
5300 remap_debug_filename): New.
5301 * Makefile.in (final.o, opts.o): Update dependencies.
5302 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
5303 * configure.ac: Check for assembler --debug-prefix-map support.
5304 * configure, config.in: Regenerate.
5305 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
5306 (ASM_DEBUG_SPEC): Include ASM_MAP.
5307 * doc/install.texi (--with-debug-prefix-map): Document.
5308 * doc/invoke.texi (-fdebug-prefix-map): Document.
5309 * dbxout.c (dbxout_init, dbxout_start_source_file,
5310 dbxout_source_file): Call remap_debug_filename.
5311 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
5312 dwarf2out_start_source_file, dwarf2out_finish): Call
5313 remap_debug_filename.
5314 (file_table_relative_p): Do not check d->emitted_number.
5315 * toplev.c (output_file_directive): Call remap_debug_filename.
5316 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
5317 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
5319 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5321 * loop-invariant.c (find_invariants_to_move): Add missing macro
5324 2007-08-17 Tom Tromey <tromey@redhat.com>
5326 * tree.h (struct tree_label_decl): Removed old "java" fields.
5328 2007-08-17 Richard Sandiford <richard@codesourcery.com>
5329 Nigel Stephens <nigel@mips.com>
5331 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
5332 Treat -mno-data-in-code and -mcode-xonly as aliases for
5333 -mcode-readable=no and -mcode-readable=pcrel respectively.
5334 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
5335 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
5336 (MULTILIB_DIRNAMES): Update accordingly.
5338 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
5340 * Makefile.in (version.o): Depend on $(REVISION) only if
5341 REVISION_s is defined.
5343 2007-08-17 Sa Liu <saliu@de.ibm.com>
5344 Ulrich Weigand <uweigand@de.ibm.com>
5347 * tree.c (reconstruct_complex_type): For a pointer to a vector,
5348 use build_qualified_type to retain qualifiers of the base type.
5350 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
5352 * config/score/score.md : Update pattern tablejump.
5353 * config/score/score.c : Update score_initialize_trampoline
5355 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
5356 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
5357 * doc/contrib.texi: Add my entry.
5359 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
5361 * Makefile.in (REVISION): New.
5364 (version.o): Also depend on $(REVISION). Add
5365 -DREVISION=$(REVISION_s).
5367 * version.c (version_string): Add REVISION.
5369 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
5371 * tree-eh.c (lower_try_finally_onedest): Reset the locus
5372 of GOTO that's relocated to a different block.
5374 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5376 * c-common.c (const_strip_array_types): New.
5377 * c-common.h (lang_missing_noreturn_ok_p): Delete.
5378 (const_strip_array_types): New.
5379 * c-objc-common.c (c_disregard_inline_limits,
5380 c_warn_unused_global_decl): Constify.
5381 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
5382 c_vla_type_p, c_incomplete_type_error): Likewise.
5383 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
5384 * hooks.c (hook_bool_const_tree_false): New.
5385 * hooks.h (hook_bool_const_tree_false): Likewise.
5386 * langhooks-def.h (lhd_warn_unused_global_decl,
5387 lhd_incomplete_type_error, lhd_expr_size,
5388 lhd_tree_inlining_disregard_inline_limits,
5389 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5390 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
5391 * langhooks.c (lhd_warn_unused_global_decl,
5392 lhd_incomplete_type_error,
5393 lhd_tree_inlining_disregard_inline_limits,
5394 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
5395 lhd_expr_size): Likewise.
5396 * langhooks.h (lang_hooks_for_tree_inlining,
5397 lang_hooks_for_tree_dump, lang_hooks_for_types,
5398 lang_hooks_for_decls, lang_hooks): Likewise.
5399 * pointer-set.c (pointer_set_t, pointer_set_create,
5400 pointer_set_contains, insert_aux, pointer_set_insert,
5401 pointer_set_traverse, pointer_map_t, pointer_map_create,
5402 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
5404 * pointer-set.h (pointer_set_contains, pointer_set_insert,
5405 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
5406 pointer_map_traverse): Likewise.
5407 * predict.c (assert_is_empty): Likewise.
5408 * tree-affine.c (free_name_expansion): Likewise.
5409 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
5410 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
5411 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
5413 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
5415 * tree-vectorizer.c (new_loop_vec_info): Initialize new
5417 (destroy_loop_vec_info): Add call to VEC_free.
5418 * tree-vectorizer.h (may_alias_ddrs): Define.
5419 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
5420 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
5421 Change reporting to dump.
5422 (vect_is_duplicate_ddr): New.
5423 (vect_mark_for_runtime_alias_test): New.
5424 (vect_analyze_data_ref_dependences) Add call to
5425 vect_mark_for_runtime_alias_test.
5426 (vect_enhance_data_refs_alignment): Define local variable
5427 vect_versioning_for_alias_required, don't perform
5428 peeling for alignment if versioning for alias is
5430 (vect_enhance_data_refs_alignment): Use
5431 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
5432 PARAM_VECT_MAX_VERSION_CHECKS.
5433 * tree-vect-transform.c
5434 (vect_create_cond_for_alias_checks): New.
5435 (vect_transform_loop): Add call to
5436 vect_create_cond_for_alias_checks.
5437 (vect_vfa_segment_size): New.
5438 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
5440 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
5441 * gcc/doc/invoke.texi
5442 (vect-max-version-for-alignment-checks): Document.
5443 (vect-max-version-for-alias-checks): Document.
5444 (vect-max-version-checks): Remove.
5446 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
5448 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
5449 the same line as the instruction for all asm dialects.
5450 (*rep_movsi): Ditto.
5451 (*rep_movsi_rex64): Ditto.
5452 (*rep_movqi): Ditto.
5453 (*rep_movqi_rex64): Ditto.
5454 (*rep_stosdi_rex64): Ditto.
5455 (*rep_stossi): Ditto.
5456 (*rep_stossi_rex64): Ditto.
5457 (*rep_stosqi): Ditto.
5458 (*rep_stosqi_rex64): Ditto.
5459 (*cmpstrnqi_nz_1): Ditto.
5460 (*cmpstrnqi_nz_rex_1): Ditto.
5461 (*cmpstrnqi_1): Ditto.
5462 (*cmpstrnqi_rex_1): Ditto.
5463 (*strlenqi_1): Ditto.
5464 (*strlenqi_rex_1): Ditto.
5465 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
5466 prefix on the same line as the instruction for all asm dialects.
5467 (sync_double_compare_and_swap<mode>): Ditto.
5468 (*sync_double_compare_and_swapdi_pic): Ditto.
5469 (*sync_compare_and_swap_cc<mode>): Ditto.
5470 (sync_double_compare_and_swap_cc<mode>): Ditto.
5471 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
5472 (sync_old_add<mode>): Ditto.
5473 (sync_add<mode>): Ditto.
5474 (sync_sub<mode>): Ditto.
5475 (sync_ior<mode>): Ditto.
5476 (sync_and<mode>): Ditto.
5477 (sync_xor<mode>): Ditto.
5479 2007-08-16 Richard Sandiford <richard@codesourcery.com>
5482 * reload.c (find_reloads): Check that the memory returned by
5483 find_reloads_toplev was not the result of forcing a constant
5485 (find_reloads_toplev): Always use simplify_gen_subreg to get
5486 the subreg of a constant. If the result is also a constant,
5487 but not a legitimate one, force it into the constant pool
5488 and reload its address.
5490 2007-08-15 David Edelsohn <edelsohn@gnu.org>
5492 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
5495 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
5497 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
5498 directive for the current vector ABI.
5500 2007-08-15 Steve Ellcey <sje@cup.hp.com>
5503 * caller-save.c (reg_save_code): Set invalide status on restore code.
5505 2007-08-15 Diego Novillo <dnovillo@google.com>
5507 * tree-ssa-alias.c (compute_memory_partitions): Use
5508 alias_bitmap_obstack to allocate bitmaps.
5509 (reset_alias_info): Factor out of init_alias_info.
5510 Mark all name tags not associated to an SSA name for renaming.
5511 (init_alias_info): Call it.
5512 (create_name_tags): Tidy. Add comments.
5513 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
5515 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
5517 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
5518 scheduler dependencies.
5520 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
5522 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
5524 (*iorsi_1_zext): Likewise.
5525 (*iorsi_1_zext_imm): Likewise.
5526 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
5527 with "rm"/"xm" constraint.
5528 (sse2_vmsqrtv2df2): Likewise.
5530 2007-08-15 Jakub Jelinek <jakub@redhat.com>
5533 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
5536 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
5538 * tree-pass.h (PROP_pta): Removed.
5539 (TODO_rebuild_alias): New.
5540 (pass_may_alias): Removed.
5541 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
5542 aliasing if we changed something.
5543 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
5545 (pass_may_alias): Removed.
5546 (create_structure_vars): Return TODO_rebuild_alias.
5547 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
5548 * tree-sra.c (tree_sra): Only rebuild aliasing if something
5550 (tree_sra_early): We never affect aliasing right now.
5551 * tree-flow.h (compute_may_aliases): New prototype.
5552 * passes.c: Remove pass_may_alias from the passes.
5553 (execute_function_todo): Support TODO_rebuild_alias.
5555 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
5557 * i386.c: (legitimize_address): Move dllimported variable check
5558 infront of legitimizing pic address of CONST symbols.
5560 2007-08-14 Steve Ellcey <sje@cup.hp.com>
5562 PR tree-optimization/32941
5563 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
5564 (goto_queue_cmp): Remove.
5565 (find_goto_replacement): Change search method.
5566 (maybe_record_in_goto_queue): Add assert.
5567 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
5568 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
5570 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5572 * alias.c (component_uses_parent_alias_set): Constify.
5573 * alias.h (component_uses_parent_alias_set): Likewise.
5574 * cfgrtl.c (print_rtl_with_bb): Likewise.
5575 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
5576 mpz_get_double_int): Likewise.
5577 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
5578 mpz_get_double_int): Likewise.
5579 * expr.c (is_aligning_offset, undefined_operand_subword_p,
5580 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
5582 * expr.h (safe_from_p): Likewise.
5583 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
5585 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
5586 zero_sized_type, goa_lhs_expr_p): Likewise.
5587 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
5588 * rtl.h (print_rtl_with_bb): Likewise.
5589 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
5590 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
5591 * tree-flow-inline.h (bb_stmt_list): Constify.
5592 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
5594 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
5595 const_first_stmt, const_last_stmt): New.
5596 (block_may_fallthru, empty_block_p): Constify.
5597 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
5598 EXPR_ONLY_BODY): New.
5599 (expr_first, expr_last, expr_only): Use macro for body.
5600 (const_expr_first, const_expr_last, const_expr_only): New.
5601 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
5602 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
5603 ctsi_prev, ctsi_stmt): New.
5604 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
5605 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
5606 * tree-ssa-loop-niter.c (loop_only_exit_p,
5607 derive_constant_upper_bound): Likewise.
5608 * tree-ssa-phiopt.c (empty_block_p): Likewise.
5609 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
5610 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
5611 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
5612 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
5613 * tree.c (get_type_static_bounds): Likewise.
5614 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
5615 (get_type_static_bounds): Constify.
5617 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
5620 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
5621 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
5622 (*<addsub><mode>3_cc_overflow): New.
5623 (*add<mode>3_cconly_overflow): New.
5624 (*sub<mode>3_cconly_overflow): New.
5625 (*<addsub>si3_zext_cc_overflow): New.
5626 * config/i386/predicates.md (fcmov_comparison_operator): Accept
5627 CCCmode for LTU, GTU, LEU and GEU.
5628 (ix86_comparison_operator): Likewise.
5629 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
5630 * config/i386/i386.c (put_condition_code): Support CCCmode.
5631 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
5632 or MINUS expressions.
5634 2007-08-14 Andrew Pinski <pinskia@gmail.com>
5637 * c-typeck.c (build_binary_op): Disallow vector float types with
5638 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
5640 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
5642 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
5643 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
5644 (dep_def): New typedef.
5645 (init_dep_1, sd_debug_dep): Declare functions.
5646 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
5647 (debug_dep_links): Remove.
5648 (struct _deps_list): New field 'n_links'.
5649 (DEPS_LIST_N_LINKS): New macro.
5650 (FOR_EACH_DEP_LINK): Remove.
5651 (create_deps_list, free_deps_list, delete_deps_list): Remove
5653 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
5654 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5655 (copy_deps_list_change_con, move_dep_link): Ditto.
5656 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
5657 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
5659 (INSN_BACK_DEPS): Remove.
5660 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
5662 (INSN_DEP_COUNT): Remove.
5663 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
5664 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
5665 Declare global variables.
5666 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
5667 (add_forw_dep, compute_forward_dependences): Remove declarations.
5668 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
5669 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5670 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
5672 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
5674 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
5675 (sd_list_types_def): New typedef.
5676 (sd_next_list): Declare function.
5677 (struct _sd_iterator): New type.
5678 (sd_iterator_def): New typedef.
5679 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
5681 (FOR_EACH_DEP): New cycle wrapper.
5682 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
5684 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
5685 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
5688 * sched-deps.c (init_dep_1): Make global.
5689 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
5691 (dump_dep): New static function.
5692 (dump_dep_flags): New static variable.
5693 (sd_debug_dep): New function.
5694 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
5696 (move_dep_link): Use remove_from_deps_list (), instead of
5698 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
5699 (dep_link_is_detached_p): New static function.
5700 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
5702 (dn_pool, dl_pool): New alloc_pools.
5703 (dn_pool_diff, dl_pool_diff): New static variables.
5704 (create_dep_node, delete_dep_node): New static function.
5705 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
5706 (deps_list_empty_p): Make it static. Use 'n_links' field.
5707 (deps_pools_are_empty_p): New static function.
5708 (alloc_deps_list, delete_deps_list): Remove.
5709 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
5710 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5711 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
5712 (forward_dependency_cache): Remove.
5713 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
5714 'back' from the names. Change signature to use dep_t instead of
5716 (add_back_dep): Ditto. Make global.
5717 (check_dep_status): Rename to check_dep ().
5718 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
5720 (sd_finish_insn): Ditto.
5721 (sd_find_dep_between_no_cache): New static function.
5722 (sd_find_dep_between): New function.
5723 (ask_dependency_caches, set_dependency_caches): New static functions.
5724 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
5725 (add_or_update_dep_1): Separate pieces of functionality into
5726 ask_dependency_caches (), update_dependency_caches (),
5727 change_spec_dep_to_hard (), update_dep ().
5728 (get_back_and_forw_lists): New static function.
5729 (sd_add_dep): Separate setting of dependency caches into
5730 set_dependency_caches ().
5731 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
5733 (sd_delete_dep): Ditto.
5734 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
5735 (dump_lists): New static function.
5736 (sd_debug_lists): New debug function.
5737 (delete_all_dependences, fixup_sched_groups): Update to use
5738 sd_* infrastructure.
5739 (sched_analyze_2): Create data-speculative dependency only if
5740 data-speculation is enabled.
5741 (sched_analyze_insn): If insn cannot be speculative, make all its
5742 dependencies non-speculative.
5743 (sched_analyze): Use sd_init_insn ().
5744 (add_forw_dep, compute_forward_dependencies): Remove.
5745 (delete_dep_nodes_in_back_deps): New static function.
5746 (sched_free_deps): New function.
5747 (init_dependency_caches): Init alloc_pools.
5748 (extend_depedency_caches): Update after removing of
5749 forward_dependency_cache.
5750 (free_dependency_caches): Ditto. Free alloc_pools.
5751 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
5752 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
5754 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5755 (add_dependence): Use init_dep ().
5756 (get_dep_weak_1): New static function.
5757 (get_dep_weak): Move logic to get_dep_weak_1 ().
5758 (dump_ds): New static function moved from haifa-sched.c:
5759 debug_spec_status ().
5760 (debug_ds): New debug function.
5761 (check_dep_status): Rename to check_dep (). Update to check whole
5764 * haifa-sched.c (spec_info): Make global.
5765 (added_recovery_block_p): Rename to
5766 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
5767 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
5768 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
5769 to use new interfaces.
5770 (ok_for_early_queue_removal): Ditto.
5771 (schedule_block): Initialize logical uids of insns emitted by the
5773 (sched_init): Initialize new variable.
5774 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
5776 (extend_global): Initialize insn data.
5777 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
5778 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
5780 (add_to_speculative_block): Update to use new interfaces.
5781 (create_recovery_block): Set new variables.
5782 (create_check_block_twin, fix_recovery_deps): Update to use new
5784 (sched_insn_is_legitimate_for_speculation_p): New function.
5785 (speculate_insn): Move checking logic to
5786 sched_insn_is_legitimate_for_speculation_p ().
5787 (sched_remove_insn): Finalize sched-deps information of instruction.
5788 (clear_priorities, add_jump_dependencies): Update to use new
5790 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
5792 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
5793 to use new interfaces.
5794 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
5795 (new_ready): Try to use control speculation only if it is available.
5796 (add_branch_dependences): Update to use new interfaces.
5797 (compute_block_backward_dependences): Rename to
5798 compute_block_dependences (). Call
5799 targetm.sched.dependencies_evaluation_hook ().
5800 (free_block_dependencies): New static function.
5801 (debug_dependencies): Update to use new interfaces.
5802 (schedule_region): Remove separate computation of forward dependencies.
5803 Move call of targetm.sched.dependencies_evaluation_hook () to
5804 compute_block_dependences (). Free dependencies at the end of
5805 scheduling the region.
5807 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
5809 (add_deps_for_risky_insns): Ditto.
5810 (schedule_ebb): Remove separate computation of forward dependencies.
5811 Free dependencies at the end of scheduling the ebb.
5813 * ddg.c (create_ddg_dependence): Update to use new interfaces.
5814 (build_intra_loop_deps): Ditto. Remove separate computation of
5815 forward dependencies. Free sched-deps dependencies.
5817 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
5818 to use new interfaces.
5819 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
5821 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
5823 (is_costly_group): Ditto.
5825 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5827 * alias.c (rtx_equal_for_memref_p): Constify.
5828 * basic-block.h (const_edge, const_basic_block): New.
5829 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
5830 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
5831 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
5832 probably_never_executed_bb_p, edge_probability_reliable_p,
5833 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
5834 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
5836 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
5837 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
5839 * cfganal.c (flow_active_insn_p, forwarder_block_p,
5840 flow_nodes_print, dfs_enumerate_from): Likewise.
5841 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
5842 control_flow_insn_p, count_basic_blocks): Likewise.
5843 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
5844 get_loop_body_with_size, loop_exit_edge_p): Likewise.
5845 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
5846 average_num_loop_insns, loop_exit_edge_p,
5847 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
5848 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
5849 average_num_loop_insns, seq_cost): Likewise.
5850 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
5851 * dominance.c (dominated_by_p): Likewise.
5852 * emit-rtl.c (validate_subreg): Likewise.
5853 * except.c (can_throw_internal, can_throw_external): Likewise.
5854 * except.h (can_throw_internal, can_throw_external): Likewise.
5855 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
5856 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
5857 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
5858 simple_mem, store_ops_ok, load_kills_store, find_loads,
5859 store_killed_in_insn, store_killed_after, store_killed_before,
5860 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
5862 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
5863 noce_mem_write_may_trap_or_fault_p): Likewise.
5864 * pointer-set.c (pointer_set_contains, pointer_map_contains):
5866 * pointer-set.h (pointer_set_contains, pointer_map_contains):
5868 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
5869 probably_cold_bb_p, probably_never_executed_bb_p,
5870 edge_probability_reliable_p, br_prob_note_reliable_p,
5871 can_predict_insn_p): Likewise.
5872 * regclass.c (reg_set_to_hard_reg_set): Likewise.
5873 * resource.c (return_insn_p): Likewise.
5874 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
5876 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
5877 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
5878 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
5879 verify_gimple_modify_stmt): Likewise.
5880 * tree-chrec.c (is_not_constant_evolution,
5881 is_multivariate_chrec_rec, is_multivariate_chrec,
5882 chrec_contains_symbols, chrec_contains_undetermined,
5883 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
5884 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
5885 eq_evolutions_p, scev_direction): Likewise.
5886 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
5887 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
5888 chrec_contains_symbols_defined_in_loop,
5889 chrec_contains_undetermined, tree_contains_chrecs,
5890 evolution_function_is_affine_multivariate_p,
5891 evolution_function_is_univariate_p, chrec_zerop,
5892 evolution_function_is_constant_p, evolution_function_is_affine_p,
5893 evolution_function_is_affine_or_constant_p,
5894 tree_does_not_contain_chrecs, chrec_type): Likewise.
5895 * tree-data-ref.c (tree_fold_divides_p,
5896 object_address_invariant_in_loop_p, dr_may_alias_p,
5897 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
5898 same_access_functions, constant_access_functions,
5899 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
5901 * tree-flow.h (scev_direction): Likewise.
5902 * tree-gimple.c (is_gimple_stmt): Likewise.
5903 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
5905 * tree-pretty-print.c (op_prio): Likewise.
5906 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
5907 analyzable_condition, backedge_phi_arg_p): Likewise.
5908 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
5909 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
5910 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
5913 2007-08-13 Dan Hipschman <dsh@google.com>
5916 * c-format.c (check_format_arg): Move check for zero-length
5917 format strings below the check for unterminated strings.
5919 2007-08-13 Andrew Pinski <pinskia@gmail.com>
5922 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
5925 2007-08-13 Nick Clifton <nickc@redhat.com>
5927 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
5929 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5932 * c-format.c (gcc_gfc_length_specs): New array.
5933 (gcc_gfc_char_table): Add unsigned specifier, and references to
5934 the l length modifier.
5935 (format_types_orig): Use the new gcc_gfc_length_specs.
5937 2007-08-12 Sa Liu <saliu@de.ibm.com>
5939 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
5940 and with REG_RETVAL note after split.
5942 2007-08-11 David Daney <ddaney@avtrex.com>
5944 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
5945 as ATTRIBUTE_UNUSED.
5947 2007-08-11 David Edelsohn <edelsohn@gnu.org>
5948 Segher Boessenkool <segher@kernel.crashing.org>
5950 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
5951 HAVE_LOCAL_CPU_DETECT not defined.
5953 2007-08-11 Jan Hubicka <jh@suse.cz>
5955 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
5956 (cgraph_process_new_functions): Honor previous value of
5957 disregard_inline_limits.
5958 * ipa-inline.c (compute_inline_parameters): Likewise.
5960 2007-08-11 Ian Lance Taylor <iant@google.com>
5962 * alias.h (alias_set_type): Define new type.
5963 (ALIAS_SET_MEMORY_BARRIER): Use it.
5964 * rtl.h: Include alias.h.
5965 (struct mem_attrs): Use alias_set_type.
5966 * tree.h: Include alias.h
5967 (struct tree_type): Use alias_set_type.
5968 (struct tree_struct_field_tag): Likewise.
5969 (struct tree_decl_common): Likewise.
5970 * alias.c (struct alias_set_entry): Use alias_set_type.
5971 (get_alias_set_entry, alias_set_subset_of): Likewise.
5972 (alias_sets_conflict_p): Likewise.
5973 (alias_sets_must_conflict_p): Likewise.
5974 (objects_must_conflict_p): Likewise.
5975 (get_alias_set, new_alias_set): Likewise.
5976 (record_alias_subset, record_component_aliases): Likewise.
5977 (varargs_set, frame_set): Change to alias_set_type.
5978 (get_varargs_alias_set): Use alias_set_type.
5979 (get_frame_alias_set): Likewise.
5980 * builtins.c (setjmp_alias_set): Change to alias_set_type.
5981 * dse.c (struct store_info): Use alias_set_type.
5982 (struct read_info, struct clear_alias_mode_holder): Likewise.
5983 (clear_alias_set_lookup, canon_address): Likewise.
5984 (record_store, check_mem_read_rtx): Likewise.
5985 (dse_record_singleton_alias_set): Likewise.
5986 (dse_invalidate_singleton_alias_set): Likewise.
5987 * emit-rtl.c (get_mem_attrs): Likewise.
5988 (set_mem_attributes_minus_bitpos): Likewise.
5989 (set_mem_alias_set): Likewise.
5990 * expr.c (store_constructor_field, store_field): Likewise.
5991 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
5992 * langhooks.c (lhd_get_alias_set): Likewise.
5993 * langhooks-def.h (lhd_get_alias_set): Likewise.
5994 * reload1.c (alter_reg): Likewise.
5995 * tree-flow.h (struct fieldoff): Likewise.
5996 * tree-ssa-alias.c (struct alias_map_d): Likewise.
5997 (may_alias_p, get_smt_for, create_sft): Likewise.
5998 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
5999 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
6000 (merge_smts_into): Likewise.
6001 * varasm.c (const_alias_set): Likewise.
6002 * c-common.c (strict_aliasing_warning): Likewise.
6003 (c_common_get_alias_set): Likewise.
6004 * dse.h (dse_record_singleton_alias_set): Update declaration.
6005 (dse_invalidate_singleton_alias_set): Likewise.
6006 * emit-rtl.h (set_mem_alias_set): Likewise.
6007 * c-common.h (c_common_get_alias_set): Likewise.
6008 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
6009 * print-tree.c (print_node): Likewise.
6010 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
6012 (alpha_setup_incoming_varargs): Use alias_set_type.
6013 * config/i386/i386.c (setup_incoming_varargs_64): Use
6015 (setup_incoming_varargs_ms_64): Likewise.
6016 (ix86_GOT_alias_set): Likewise.
6017 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
6018 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
6019 (set): Change to alias_set_type.
6020 (get_TOC_alias_set): Use alias_set_type.
6021 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
6023 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
6024 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
6026 (struct_value_alias_set): Likewise.
6027 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
6029 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6031 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
6032 * config/vxworks.h (TARGET_VXWORKS): Override.
6033 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
6034 "mips" if TARGET_VXWORKS.
6036 2007-08-11 Richard Sandiford <richard@codesourcery.com>
6038 * calls.c (avoid_likely_spilled_reg): New function.
6039 (expand_call): Use it.
6041 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6043 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
6045 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
6047 * config/mips/predicates.md (const_call_insn_operand): Invoke
6048 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
6050 2007-08-10 David Edelsohn <edelsohn@gnu.org>
6053 * config/rs6000/driver-rs6000.c: Include link.h.
6054 Use ElfW instead of wordsize-specif typedef.
6056 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6058 * system.h (CONST_CAST): New.
6059 * c-decl.c (c_make_fname_decl): Use it.
6060 * c-lex.c (cb_ident, lex_string): Likewise.
6061 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6062 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
6063 give_switch, set_multilib_dir): Likewise.
6064 * gengtype-parse.c (string_seq, typedef_name): Likewise.
6065 * passes.c (execute_one_pass): Likewise.
6066 * prefix.c (update_path): Likewise.
6067 * pretty-print.c (pp_base_destroy_prefix): Likewise.
6068 * tree.c (build_string): Likewise.
6070 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6072 * tree-flow-inline.h (is_exec_stmt): Remove.
6073 (is_label_stmt): Remove.
6074 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
6077 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
6079 * lower-subreg.c (resolve_shift_zext): Don't adjust
6080 src_reg_num for wordmode operands.
6082 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
6083 David Ung <davidu@mips.com>
6085 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
6086 (TARGET_SCHED_REORDER2): Define.
6087 (mips_maybe_swap_ready): New.
6088 (mips_last_74k_agen_insn): New.
6089 (mips_74k_agen_init): New.
6090 (mips_74k_agen_reorder): New function to group loads and stores
6092 (mips_sched_init): New.
6093 (mips_sched_reorder): Don't do initialization here. Call
6094 mips_74k_agen_reorder.
6095 (mips_variable_issue): Call mips_74k_agen_init.
6097 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
6099 * tree-flow-inline.h (get_filename): Remove.
6101 2007-08-10 Richard Sandiford <richard@codesourcery.com>
6103 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
6105 (mips_fetch_insns): Delete in favor of...
6106 (mips_load_store_insns): ...this new function.
6107 * config/mips/mips.c (mips_address_insns): Add a boolean argument
6108 to say whether multiword moves _might_ be split.
6109 (mips_fetch_insns): Delete in favor of...
6110 (mips_load_store_insns): ...this new function.
6111 (mips_rtx_costs): Update the call to mips_address_insns.
6112 (mips_address_cost): Likewise.
6113 * config/mips/mips.md (length): Use mips_load_store_insns instead
6114 of mips_fetch_insns.
6115 * config/mips/constraints.md (R): Use mips_address_insns rather
6116 than mips_fetch_insns. Assume that the move never needs to be split.
6118 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6120 * config/mips/mips.opt (mhard-float, msoft-float): Make these
6121 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
6122 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
6123 * config/mips/mips.h (mips16_hard_float): Delete.
6124 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
6125 definitions, and replace with....
6126 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
6127 * config/mips/mips.c (mips16_hard_float): Delete. Replace
6128 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
6129 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
6130 (override_options): Replace MASK_SOFT_FLOAT references with
6131 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
6132 and mips16_hard_float when TARGET_MIPS16.
6134 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6137 * c-typeck.c (build_binary_op): Check for non pointer types before
6138 calling int_fits_type_p.
6140 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
6143 * fold-const.c (omit_one_operand): Return only the ommitted expression
6144 if the result is an empty statement.
6145 (pedantic_omit_one_operand): Likewise.
6147 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
6149 * c-typeck.c (readonly_error): Improve error for assignment.
6151 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
6153 (pp_c_expression): Ditto.
6155 2007-08-09 Simon Baldwin <simonb@google.com>
6157 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
6158 break that was preventing simplify_associative_operation() for xor.
6160 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
6161 Nigel Stephens <nigel@mips.com>
6163 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
6164 Document change in interpretation of value from boolean to
6166 * optabs.c (expand_ffs, expand_ctz): New functions to compute
6167 ffs and ctz using clz.
6168 (expand_unop): Call them.
6169 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
6171 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
6172 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
6173 enable the new ffs expansion on this target.
6175 2007-08-09 Jan Hubicka <jh@suse.cz>
6177 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
6178 (expand_ternary_op): Likewise.
6179 (expand_vec_shift_expr): Likewise.
6180 (expand_binop_directly): Likewise.
6181 (expand_binop): Likewise.
6182 (sign_expand_binop): Likewise.
6183 (expand_twoval_unop): Likewise.
6184 (expand_twoval_binop): Likewise.
6185 (expand_twoval_binop_libfunc): Likewise.
6186 (widen_clz): Likewise.
6187 (widen_bswap): Likewise.
6188 (expand_parity): Likewise.
6189 (expand_unop): Likewise.
6190 (expand_abs_nojump): Likewise.
6191 (expand_copysign): Likewise.
6192 (emit_no_conflict_block): Likewise.
6193 (emit_libcall_block): Likewise.
6194 (can_compare_p): Likewise.
6195 (prepare_cmp_insn): Likewise.
6196 (emit_cmp_and_jump_insn_1): Likewise.
6197 (prepare_float_lib_cmp): Likewise.
6198 (emit_conditional_add): Likewise.
6199 (gen_add2_insn): Likewise.
6200 (have_add2_insn): Likewise.
6201 (gen_sub2_insn): Likewise.
6202 (have_sub2_insn): Likewise.
6203 (can_extend_p): Likewise.
6204 (can_fix_p): Likewise.
6205 (can_float_p): Likewise.
6206 (expand_float): Likewise.
6207 (expand_fix): Likewise.
6208 (expand_sfix_optab): Likewise.
6209 (new_optab): Likewise.
6210 (new_convert_optab): Likewise.
6211 (init_libfuncs): Likewise.
6212 (init_interclass_conv_libfuncs): Likewise.
6213 (init_intraclass_conv_libfuncs): Likewise.
6214 (set_conv_libfunc): Likewise.
6215 (init_optabs): Likewise.
6216 (debug_optab_libfuncs): Likewise.
6217 (gen_cond_trap): Likewise.
6218 * optabs.h (optab_handler, convert_optab_hanlder): New.
6219 * genopinit.c: Update optabs generation table.
6220 * reload.c (find_reloads_address_1): Use optabs accestors.
6221 * builtins.c (expand_builtin_mathfn): Likewise.
6222 (expand_builtin_mathfn_2): Likewise.
6223 (expand_builtin_mathfn_3): Likewise.
6224 (expand_builtin_interclass_mathfn): Likewise.
6225 (expand_builtin_sincos): Likewise.
6226 (expand_builtin_cexpi): Likewise.
6227 (expand_builtin_powi): Likewise.
6228 (expand_builtin_strlen): Likewise.
6229 * dojump.c (do_jump): Likewise.
6230 * expr.c (convert_move): Likewise.
6231 (move_by_pieces): Likewise.
6232 (move_by_pieces_ninsns): Likewise.
6233 (can_store_by_pieces): Likewise.
6234 (store_by_pieces_1): Likewise.
6235 (emit_move_via_integer): Likewise.
6236 (emit_move_complex): Likewise.
6237 (emit_move_ccmode): Likewise.
6238 (emit_move_insn_1): Likewise.
6239 (emit_single_push_insn): Likewise.
6240 (store_constructor): Likewise.
6241 (expand_expr_real_1): Likewise.
6242 (do_store_flag): Likewise.
6243 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
6244 (enumerate_modes): Likewise.
6245 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
6246 (supportable_widening_operation): Likewise.
6247 (supportable_narrowing_operation): Likewise.
6248 * expmed.c (store_bit_field_1): Likewise.
6249 (extract_bit_field_1): Likewise.
6250 (expand_mult_highpart_optab): Likewise.
6251 (expand_smod_pow2): Likewise.
6252 (expand_divmod): Likewise.
6253 (emit_store_flag): Likewise.
6254 * tree-vect-patterns.c
6255 (vect_pattern_recog_1): Likewise.
6256 * tree-ssa-loop-prefetch.c
6257 (nontemporal_store_p): Likewise.
6258 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
6259 (vect_create_epilog_for_reduction): Likewise.
6260 (vectorizable_reduction): Likewise.
6261 (vectorizable_operation): Likewise.
6262 (vect_strided_store_supported): Likewise.
6263 (vectorizable_store): Likewise.
6264 (vect_strided_load_supported): Likewise.
6265 (vectorizable_load): Likewise.
6266 * combine.c (simplify_comparison): Likewise.
6267 * tree-vect-generic.c
6268 (type_for_widest_vector_mode): Likewise.
6269 (expand_vector_operations_1): Likewise.
6270 * config/spu/spu.c (spu_expand_mov): Likewise.
6271 (spu_emit_vector_compare): Likewise.
6272 * config/rs6000/rs6000.c
6273 (rs6000_emit_vector_compare): Likewise.
6274 * stmt.c (add_case_node): Likewise.
6275 * reload1.c (gen_reload):
6277 2007-08-09 Michael Matz <matz@suse.de>
6279 * tree.h (fixed_zerop): Declare as taking a const_tree.
6280 * tree.c (fixed_zerop): Take a const_tree.
6282 2007-08-09 Ira Rosen <irar@il.ibm.com>
6284 * tree-vect-transform.c (vectorizable_store): Remove call to
6285 copy_virtual_operands() and call mark_symbols_for_renaming() for
6286 the created vector store.
6287 (vect_setup_realignment): Don't call copy_virtual_operands() and
6288 update_vuses_to_preheader().
6289 (vectorizable_load): Don't call copy_virtual_operands().
6290 (update_vuses_to_preheader): Remove.
6292 2007-08-08 Chao-ying Fu <fu@mips.com>
6294 * tree.def (FIXED_POINT_TYPE): New type.
6295 (FIXED_CST): New constant.
6296 (FIXED_CONVERT_EXPR): New expr.
6297 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
6298 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
6299 * tree.h (struct tree_base): Add saturating_flag.
6300 Remove one bit of spare for saturating_flag.
6301 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
6302 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
6303 FIXED_POINT_TYPE_P): Define.
6304 (TYPE_SATURATING): Define.
6305 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
6306 (struct tree_fixed_cst): New.
6307 (TYPE_IBIT, TYPE_FBIT): Define.
6308 (tree_node): Add fixed_cst.
6309 (enum tree_index): Add new enumeration values of
6310 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
6311 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
6312 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
6313 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
6314 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
6315 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
6316 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
6317 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
6318 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
6319 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
6320 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
6321 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
6322 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
6323 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
6324 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
6325 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
6326 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
6327 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
6328 (sat_short_fract_type_node, sat_fract_type_node,
6329 sat_long_fract_type_node, sat_long_long_fract_type_node,
6330 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
6331 sat_unsigned_long_fract_type_node,
6332 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
6333 fract_type_node, long_fract_type_node, long_long_fract_type_node,
6334 unsigned_short_fract_type_node, unsigned_fract_type_node,
6335 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
6336 sat_short_accum_type_node, sat_accum_type_node,
6337 sat_long_accum_type_node, sat_long_long_accum_type_node,
6338 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
6339 sat_unsigned_long_accum_type_node,
6340 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
6341 accum_type_node, long_accum_type_node, long_long_accum_type_node,
6342 unsigned_short_accum_type_node, unsigned_accum_type_node,
6343 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
6344 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
6345 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
6346 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
6347 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
6348 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
6349 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
6350 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
6351 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
6352 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
6353 sat_uda_type_node, sat_uta_type_node): New macro.
6354 (make_fract_type, make_accum_type): Declare.
6355 (make_signed_fract_type, make_unsigned_fract_type,
6356 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
6357 make_signed_accum_type, make_unsigned_accum_type,
6358 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
6359 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
6360 make_or_reuse_sat_signed_fract_type,
6361 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
6362 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
6363 make_or_reuse_sat_unsigned_accum_type): New macro.
6364 (fixed_zerop): Declare.
6365 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
6366 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6367 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6368 LONG_LONG_ACCUM_TYPE_SIZE): Define.
6369 * treestruct.def: Add TS_FIXED_CST.
6370 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
6372 (tree-dump.o): Likewise.
6373 (print-tree.o): Likewise.
6374 (tree-pretty-print.o): Likewise.
6375 (fold-const.o): Likewise.
6376 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
6377 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
6378 (is_gimple_min_invariant): Handle FIXED_CST.
6379 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
6380 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
6381 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6382 (layout_type): Handle FIXED_POINT_TYPE.
6383 (make_fract_type, make_accum_type): New functions.
6384 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
6385 * tree-dump.c (fixed-value.h): New include.
6386 (dump_fixed): New function.
6387 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
6388 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
6389 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
6390 * tree-pretty-print.c (fixed-value.h): New include.
6391 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
6393 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
6394 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
6395 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
6396 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
6397 for non-saturating fixed-point types.
6398 (reassociate_bb): Likewise.
6399 * emit-rtl.c (fixed-value.h): New include.
6400 (fconst0, fconst1): New array.
6401 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
6402 * tree-vect-generic.c expand_vector_operation): Support
6403 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
6405 (type_for_widest_vector_mode): Add one parameter for the
6407 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
6409 Pass the satp parameter to type_for_mode for fixed-point types.
6410 (expand_vector_operations_1): Pass the saturating flag to
6411 type_for_widest_vector_mode.
6412 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
6413 and MODE_VECTOR_UACCUM.
6414 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
6415 (vectorizable_condition): Likewise.
6416 * tree.c (fixed-value.h): New include.
6417 (tree_code_size): Support FIXED_CST.
6418 (build_fixed): New function.
6419 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
6420 (fixed_zerop): New function.
6421 (tree_node_structure): Support FIXED_CST.
6422 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
6423 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
6424 (type_hash_eq): Handle FIXED_POINT_TYPE.
6425 (simple_cst_equal): Support FIXED_CST.
6426 (iterative_hash_expr): Handle FIXED_CST.
6427 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
6428 (get_narrower): Likewise.
6429 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
6430 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
6431 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
6432 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
6434 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
6435 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6436 (initializer_zerop): Support FIXED_CST.
6437 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
6438 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
6439 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
6440 (is_base_type): Handle FIXED_POINT_TYPE.
6441 (add_type_attribute): Handle FIXED_POINT_TYPE.
6442 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
6443 * print-tree.c (fixed-value.h): New include.
6444 (print_node_brief): Support FIXED_CST.
6445 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
6446 * c-pretty-print.c (fixed-value.h): New include.
6447 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
6448 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
6449 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
6450 Support fixed-point types for inner items in VECTOR_TYPE.
6451 (pp_c_direct_declarator): Likewise.
6452 (pp_c_declarator): Likewise.
6453 (pp_c_fixed_constant): New function.
6454 (pp_c_constant): Handle FIXED_CST.
6455 (pp_c_primary_expression): Likewise.
6456 (pp_c_expression): Likewise.
6457 * fold-const.c (fixed-value.h): New include.
6458 (negate_expr_p): Return true for FIXED_CST.
6459 (fold_negate_expr): Support FIXED_CST.
6460 (split_tree): Support FIXED_CST.
6461 (const_binop): Support FIXED_CST.
6462 (fold_convert_const_int_from_fixed): New function to convert from
6464 (fold_convert_const_real_from_fixed): New function to convert from
6466 (fold_convert_const_fixed_from_fixed): New function to convert from
6467 fixed to another fixed.
6468 (fold_convert_const_fixed_from_int): New function to convert from
6470 (fold_convert_const_fixed_from_real): New function to convert from
6472 (fold_convert_const): Support conversions from fixed to int, from
6473 fixed to real, from fixed to fixed, from int to fixed, and from real
6475 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
6476 (operand_equal_p): Support FIXED_CST.
6477 (make_range): For fixed-point modes, we need to pass the
6478 saturating flag as the 2nd parameter.
6479 (tree_swap_operands_p): Handle FIXED_CST.
6480 (fold_plusminus_mult_expr): For fract modes, we cannot generate
6482 (fold_unary): Support FIXED_CONVERT_EXPR.
6483 (fold_binary): Handle FIXED_CST.
6484 Make sure the type is not saturating, before associating operations.
6485 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
6486 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
6487 (fold_negate_const): Support FIXED_CST.
6488 (fold_relational_const): Support FIXED_CST.
6489 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
6490 (gimplify_expr): Handle FIXED_CST.
6491 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
6492 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
6493 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
6494 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
6495 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6496 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6497 LONG_LONG_ACCUM_TYPE_SIZE.
6498 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
6499 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
6500 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
6501 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
6502 MODE_ACCUM, and MODE_UACCUM.
6503 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
6504 fixed-point types to disable reduction.
6505 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
6507 2007-08-08 David Edelsohn <edelsohn@gnu.org>
6509 * config/rs6000/x-rs6000: New file.
6510 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
6511 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
6512 (EXTRA_SPEC_FUNCTIONS): Define.
6513 (HAVE_LOCAL_CPU_DETECT): Define.
6514 (CC1_CPU_SPEC): Define.
6515 * config/rs6000/driver-rs6000.c: New file.
6516 * config/rs6000/aix.h (CC1_SPEC): Define.
6517 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
6518 * config.host: Add x-rs6000 to host_xmake_file if host and target
6519 are rs6000 or powerpc.
6521 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6523 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
6525 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6526 Sandra Loosemore <sandra@codesourcery.com>
6527 Chao-ying Fu <fu@mips.com>
6528 Nigel Stephens <nigel@mips.com>
6529 David Ung <davidu@mips.com>
6531 * doc/invoke.texi (-mcode-readable): Document.
6532 * config/mips/mips.opt (mcode-readable): New option.
6533 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
6534 * config/mips/mips.h (mips_code_readable_setting): New enum.
6535 (mips_code_readable): Declare.
6536 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
6537 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
6538 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
6539 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
6540 boiler-plate comments.
6541 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
6542 * config/mips/mips.c (mips_code_readable): New variable.
6543 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
6544 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
6545 context and -mcode-readable setting to restrict the use of
6546 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
6547 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
6548 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
6549 (mips_blocks_for_constant_p): Only return false for
6550 TARGET_MIPS16_PCREL_LOADS.
6551 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
6552 for MIPS16. Handle SYMBOL_32_HIGH.
6553 (mips_const_insns): Allow HIGHs for MIPS16 too.
6554 (mips_unspec_address_offset): New function, split out from...
6555 (mips_unspec_address): ...here.
6556 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
6557 16-bit symbolic constants. Assert approropiate conditions for
6558 using the "la" and "dla" macros.
6559 (mips_handle_option): Handle -mcode-readable=.
6560 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
6561 Set up mips_lo_relocs[SYMBOL_32_HIGH].
6562 (mips_strip_unspec_address): New function, split out from...
6563 (print_operand_reloc): ...here.
6564 (print_operand): Pass constants through mips_strip_unspec_address.
6565 (print_operand_address): Likewise.
6566 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
6567 (mips_select_rtx_section): Remove MIPS16 handling.
6568 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
6569 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
6570 (mips16_lay_out_constants): Do nothing unless
6571 TARGET_MIPS16_PCREL_LOADS.
6572 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
6573 * config/mips/mips.md: Split HIGHs for MIPS16.
6574 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
6576 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6578 * config/mips/mips-protos.h (mips_emit_move): Declare.
6579 * config/mips/mips.c (mips_emit_move): New function.
6580 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
6581 (mips_legitimize_const_move): Likewise.
6582 (mips_legitimize_move): Likewise.
6583 (mips_split_64bit_move): Likewise.
6584 (mips_restore_gp): Likewise.
6585 (mips_load_call_address): Likewise.
6586 (mips_emit_fcc_reload): Likewise.
6587 (mips_set_return_address): Likewise.
6588 (mips_block_move_straight): Likewise.
6589 (mips_block_move_loop): Likewise.
6590 (mips_setup_incoming_varargs): Likewise.
6591 (mips_save_reg): Likewise.
6592 (mips_expand_prologue): Likewise.
6593 (mips_restore_reg): Likewise.
6594 (mips_expand_epilogue): Likewise.
6595 (mips_output_mi_thunk): Likewise.
6596 (build_mips16_call_stub): Likewise.
6597 (mips_builtin_branch_and_move): Likewise.
6598 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
6599 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
6600 (fixuns_truncdfdi2): Likewise.
6601 (fixuns_truncsfsi2): Likewise.
6602 (fixuns_truncsfdi2): Likewise.
6603 (loadgp_absolute): Likewise.
6604 (builtin_setjmp_setup): Likewise.
6605 (builtin_longjmp): Likewise.
6606 (untyped_call): Likewise.
6608 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6610 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
6611 an "rtx *" argument. Return a bool.
6612 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
6613 values and return true if they can be split. Take the same kind of
6614 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
6615 and store the lo_sum there if nonnull. Use the symbol type to
6616 determine whether a $gp or HIGH is needed.
6617 (mips_legitimize_address): Update call to mips_split_symbol and
6618 simplify accordingly.
6619 (mips_legitimize_const_move): Likewise.
6620 * config/mips/mips.md: In the combine define_split,
6621 check mips_split_symbol instead of splittable_symbolic_operand.
6622 Update use of mips_split_symbol in the generator code.
6623 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
6625 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6627 * config/mips/mips.c (mips_symbolic_address_p): Delete.
6628 (mips_symbol_insns_1): New function, split out from...
6629 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
6630 and stores separately from load addresses.
6631 (mips_classify_address): Replace uses of mips_symbolic_address_p
6632 with uses of mips_symbol_insns.
6633 (mips_address_insns): Update calls to mips_symbol_insns.
6634 (mips_const_insns): Likewise.
6635 (mips_legitimize_address): Likewise.
6637 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6639 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
6640 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
6641 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
6642 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
6643 non-call contexts if TARGET_MIPS16.
6644 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
6645 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
6646 code for SYMBOL_ABSOLUTE.
6647 (mips_symbol_insns): Likewise.
6649 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6651 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
6652 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
6653 (mips_symbolic_constant_p): Likewise. Update the call to
6654 mips_classify_symbol.
6655 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
6656 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
6657 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
6658 (print_operand_reloc): Add a context argument. Update the call to
6659 mips_symbolic_constant_p.
6660 (print_operand): Update the calls to print_operand_reloc.
6661 (print_operand_address): Use print_operand_reloc rather than
6663 (mips_rewrite_small_data_p): Add a context argument. Update the call
6664 to mips_symbolic_constant_p.
6665 (mips_small_data_pattern_1): Make DATA the containing mem.
6666 Update the call to mips_rewrite_small_data_p.
6667 (mips_rewrite_small_data_1): Likewise.
6668 (mips_use_anchors_for_symbol_p): Update the call to
6669 mips_symbolic_constant_p.
6670 * config/mips/predicates.md (const_call_insn_operand): Likewise.
6671 (splittable_symbolic_operand): Likewise.
6672 (move_operand): Likewise.
6673 (absolute_symbolic_operand): Likewise.
6674 (got_disp_operand): Likewise.
6675 (got_page_ofst_operand): Likewise.
6677 2007-08-08 Richard Sandiford <richard@codesourcery.com>
6679 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
6680 (SYMBOL_ABSOLUTE): ...this.
6681 (SYMBOL_SMALL_DATA): Rename to...
6682 (SYMBOL_GP_RELATIVE): ...this.
6683 (SYMBOL_CONSTANT_POOL): Rename to...
6684 (SYMBOL_PC_RELATIVE): ...this.
6685 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
6686 (mips_symbolic_address_p, mips_symbol_insns, override_options)
6687 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
6688 after above changes.
6689 * config/mips/predicates.md (const_call_insn_operand): Likewise.
6690 (general_symbolic_operand): Rename to...
6691 (absolute_symbolic_operand): ...this.
6692 * config/mips/mips.md: Update after above changes.
6694 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
6695 Revital Eres <eres@il.ibm.com>
6697 * ddg.c (print_ddg): Add dump information.
6698 * modulo-sched.c (print_node_sched_params): Add parameter and
6700 (calculate_maxii): Remove function.
6701 (undo_generate_reg_moves): Likewise.
6702 (undo_permute_partial_schedule): Likewise.
6703 (kernel_number_of_cycles): Likewise.
6704 (MAXII_FACTOR): New definition to calculate the upper bound of II.
6705 (sms_schedule): Use it. Remove profitability checks.
6706 (sms_schedule_by_order): Fix order of nodes within the cycle.
6708 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
6710 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
6711 -profile option, add pie support.
6712 (ENDFILE_SPEC): New spec.
6713 * config/gnu.h (LIB_SPEC): Add -profile option.
6715 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
6717 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
6718 * config/gnu.h (LIB_SPEC): Likewise.
6720 2007-08-07 Yaz Saito <saito@google.com>
6721 Ian Lance Taylor <iant@google.com>
6723 * common.opt (finstrument-functions-exclude-function-list): New
6725 (finstrument-functions-exclude-file-list): New option.
6726 * opts.c (char_p): Define and DEF_VEC.
6727 (flag_instrument_functions_exclude_functions): New static
6729 (flag_instrument_functions_exclude_files): New static variable.
6730 (add_instrument_functions_exclude_list): New static function.
6731 (flag_instrument_functions_exclude_p): New function.
6732 (common_handle_option): Handle new options.
6733 * flags.h (flag_instrument_functions_exclude_p): Declare.
6734 * gimplify.c (gimplify_function_tree): Call
6735 flag_instrument_functions_exclude_p.
6736 * doc/invoke.texi (Option Summary): Mention new options.
6737 (Code Gen Options): Document new options.
6739 2007-08-07 Ian Lance Taylor <iant@google.com>
6741 PR rtl-optimization/32776
6742 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
6743 (resolve_use): Likewise.
6744 (decompose_multiword_subregs): Remove "changed" local variable.
6746 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
6748 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
6749 * configure: Regenerate.
6750 * config.in: Regenerate.
6751 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
6754 2007-08-07 Ian Lance Taylor <iant@google.com>
6756 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
6757 note, just delete the insn.
6759 2007-08-07 Andreas Schwab <schwab@suse.de>
6762 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
6765 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
6767 * lower-subreg.c (resolve_subreg_use): Remove assertion.
6768 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
6769 (decompose_multiword_subregs): Use the functions above to decompose
6770 multiword shifts and zero-extends.
6772 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
6774 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
6775 "assemble" descriptions which were swapped.
6777 2007-08-06 Chao-ying Fu <fu@mips.com>
6779 * fixed-value.h: New file.
6780 * fixed-value.c: New file.
6781 * Makefile.in (OBJS-common): Add fixed-value.o.
6782 (fixed-value.o): New rule.
6783 (GTFILES): Add fixed-value.h.
6784 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
6785 to compare a.low and b.low.
6786 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
6788 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
6789 Daniel Jacobowitz <dan@codesourcery.com>
6792 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
6794 (x86_64-*-netbsd*): Likewise.
6795 (x86_64-*-linux*): Likewise.
6796 (x86_64-*-kfreebsd*-gnu): Likewise.
6797 (x86_64-*-knetbsd*-gnu): Likewise.
6798 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
6800 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
6802 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
6803 Add -fno-asynchronous-unwind-tables.
6805 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
6806 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
6807 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
6808 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
6809 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
6811 2007-08-06 Steve Ellcey <sje@cup.hp.com>
6813 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
6814 (TARGET_C_MODE_FOR_SUFFIX): New.
6816 2007-08-06 Steve Ellcey <sje@cup.hp.com>
6818 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
6820 2007-08-06 Steve Ellcey <sje@cup.hp.com>
6822 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
6824 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
6826 * config/i386/i386.md: Check TARGET_ macros and optimize_size
6827 before checking function returns in conditional expressions.
6829 2007-08-06 Alfred Minarik <a.minarik@aon.at>
6832 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
6834 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6837 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
6838 for INTEGRAL_TYPE_P.
6840 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
6842 * configure.ac: Remove --enable-checking=df from default settings.
6843 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
6844 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
6845 if the parameter is true.
6846 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
6847 DF_VERIFY_SCHEDULED flag is true.
6848 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
6849 (df_finish_pass): Adjust prototype.
6850 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
6853 * see.c (pass_see): Add TODO_df_verify.
6854 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
6855 * global.c (rest_of_handle_global_alloc): Schedule verification
6857 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
6859 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
6860 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
6861 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
6863 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
6864 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
6865 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
6867 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
6868 Revital Eres <eres@il.ibm.com>
6870 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
6872 * ddg.c (create_ddg_dependence): Rename to...
6873 (create_ddg_dep_from_intra_loop_link): This. Do not check
6874 for interloop edges. Do not create anti dependence edge when
6875 a true dependence edge exists in the opposite direction and
6876 -fmodulo-sched-allow-regmoves is set.
6877 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
6878 (add_cross_iteration_register_deps): Create anti dependence edge
6879 when -fno-modulo-sched-allow-regmoves is set.
6880 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
6882 2007-08-04 Richard Sandiford <richard@codesourcery.com>
6884 * config/arm/arm.md (movsi): Add braces.
6886 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
6889 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
6890 operands for the folding of "A - (A & B)" into "~B & A"; cast them
6893 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
6895 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
6896 state accessor functions.
6897 * cfgloopmanip.c (remove_path, create_preheaders,
6898 force_single_succ_latches, fix_loop_structure): Ditto.
6899 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
6900 tree_duplicate_loop_to_header_edge): Ditto.
6901 * cfgloopanal.c (mark_irreducible_loops): Ditto.
6902 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
6904 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
6905 cleanup_tree_cfg): Ditto.
6906 * tree-cfg.c (tree_merge_blocks): Ditto.
6907 * cfgloop.c (rescan_loop_exit, record_loop_exits,
6908 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
6909 loop_preheader_edge, single_exit): Ditto.
6910 (flow_loops_find): Do not clear loops->state.
6911 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
6912 loops_state_clear): New functions.
6914 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6917 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
6918 when adding to the base and convert ELT to sizetype instead of type.
6920 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6923 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
6924 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
6926 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6929 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
6930 correct type the negate expression.
6932 2007-08-03 Jan Hubicka <jh@suse.cz>
6934 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
6937 2007-08-03 David Edelsohn <edelsohn@gnu.org>
6939 * config/rs6000/rs6000.c (struct processor_cost): Change
6940 l1_cache_lines to l1_cache_size. Add l2_cache_size.
6941 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
6943 (rios1_costs, rios2_cost): Correct cache line size.
6944 (rs6000_override_options): Set l2-cache-size parameter.
6946 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6947 Diego Novillo <dnovillo@google.com>
6950 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
6951 if the range includes 0.
6953 2007-08-03 Ben Elliston <bje@au.ibm.com>
6955 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
6956 mode to unspec expressions to silence a warning from the generator
6959 2007-08-02 Steve Ellcey <sje@cup.hp.com>
6961 * config/ia64/constraints.md ("U"): Make constraint vector only.
6963 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
6966 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
6967 always_inline attribute on the function decl.
6969 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
6972 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
6973 if we are compiling with -fPIC.
6975 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
6976 Nigel Stephens <nigel@mips.com>
6978 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
6979 Define for MIPS32 and MIPS64.
6981 2007-08-02 Nick Clifton <nickc@redhat.com>
6983 * config/host-hpux.c: Change copyright header to refer to version
6984 3 of the GNU General Public License and to point readers at the
6985 COPYING3 file and the FSF's license web page.
6986 * config/alpha/predicates.md, config/alpha/vms-ld.c,
6987 config/alpha/linux.h, config/alpha/alpha.opt,
6988 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
6989 config/alpha/vms-unwind.h, config/alpha/ev4.md,
6990 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
6991 config/alpha/alpha.h, config/alpha/sync.md,
6992 config/alpha/openbsd.h, config/alpha/alpha.md,
6993 config/alpha/alpha-modes.def, config/alpha/ev5.md,
6994 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
6995 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
6996 config/alpha/constraints.md, config/alpha/osf.h,
6997 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
6998 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
6999 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
7000 config/frv/frv-asm.h, config/frv/frv-protos.h,
7001 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
7002 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
7003 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
7004 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
7005 config/s390/s390.opt, config/s390/s390-modes.def,
7006 config/s390/fixdfdi.h, config/s390/constraints.md,
7007 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
7008 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
7009 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
7010 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
7011 config/m32c/prologue.md, config/m32c/m32c.abi,
7012 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
7013 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
7014 config/m32c/t-m32c, config/m32c/m32c-modes.def,
7015 config/m32c/jump.md, config/m32c/shift.md,
7016 config/m32c/m32c-protos.h, config/libgloss.h,
7017 config/spu/spu-protos.h, config/spu/predicates.md,
7018 config/spu/spu-builtins.h, config/spu/spu.c,
7019 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
7020 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
7021 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
7022 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
7023 config/sparc/hypersparc.md, config/sparc/predicates.md,
7024 config/sparc/linux.h, config/sparc/sp64-elf.h,
7025 config/sparc/supersparc.md, config/sparc/cypress.md,
7026 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
7027 config/sparc/niagara.md, config/sparc/sparc.md,
7028 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
7029 config/sparc/sparc.opt, config/sparc/sync.md,
7030 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
7031 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
7032 config/sparc/sparc.c, config/sparc/little-endian.opt,
7033 config/sparc/sysv4-only.h, config/sparc/sparc.h,
7034 config/sparc/linux64.h, config/sparc/freebsd.h,
7035 config/sparc/sol2.h, config/sparc/rtemself.h,
7036 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
7037 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
7038 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
7039 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
7040 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
7041 config/m32r/linux.h, config/m32r/constraints.md,
7042 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
7043 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
7044 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
7045 config/i386/i386.md, config/i386/netware-crt0.c,
7046 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
7047 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
7048 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
7049 config/i386/sol2.h, config/i386/constraints.md,
7050 config/i386/netware-libgcc.c, config/i386/sysv5.h,
7051 config/i386/predicates.md, config/i386/geode.md,
7052 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
7053 config/i386/freebsd64.h, config/i386/vxworksae.h,
7054 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
7055 config/i386/rtemself.h, config/i386/netbsd-elf.h,
7056 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
7057 config/i386/netware.h, config/i386/i386-modes.def,
7058 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
7059 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
7060 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
7061 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
7062 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
7063 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
7064 config/i386/xm-mingw32.h, config/i386/linux64.h,
7065 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
7066 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
7067 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
7068 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
7069 config/i386/cygwin2.c, config/i386/i386-protos.h,
7070 config/i386/sync.md, config/i386/openbsd.h,
7071 config/i386/host-mingw32.c, config/i386/i386-aout.h,
7072 config/i386/nto.h, config/i386/biarch64.h,
7073 config/i386/i386-coff.h, config/i386/freebsd.h,
7074 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
7075 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
7076 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
7077 config/darwin-protos.h, config/linux.opt, config/sol2.c,
7078 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
7079 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
7080 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
7081 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
7082 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
7083 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
7084 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
7085 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
7086 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
7087 config/sh/superh64.h, config/sh/rtemself.h,
7088 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
7089 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
7090 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
7091 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
7092 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
7093 config/avr/predicates.md, config/avr/constraints.md,
7094 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
7095 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
7096 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
7097 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
7098 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
7099 config/c4x/c4x-modes.def, config/c4x/rtems.h,
7100 config/c4x/predicates.md, config/c4x/c4x.h,
7101 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
7102 config/xtensa/predicates.md, config/xtensa/xtensa.c,
7103 config/xtensa/linux.h, config/xtensa/xtensa.h,
7104 config/xtensa/elf.h, config/xtensa/xtensa.md,
7105 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
7106 config/xtensa/xtensa-protos.h, config/dbx.h,
7107 config/stormy16/predicates.md, config/stormy16/stormy16.md,
7108 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
7109 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
7110 config/host-solaris.c, config/fr30/fr30.h,
7111 config/fr30/predicates.md, config/fr30/fr30-protos.h,
7112 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
7113 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
7114 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
7115 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
7116 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
7117 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
7118 config/host-linux.c, config/interix3.h, config/cris/cris.c,
7119 config/cris/predicates.md, config/cris/linux.h,
7120 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
7121 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
7122 config/cris/aout.opt, config/cris/cris-protos.h,
7123 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
7124 config/iq2000/iq2000.h, config/iq2000/predicates.md,
7125 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
7126 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
7127 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
7128 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
7129 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
7130 config/chorus.h, config/mn10300/mn10300.c,
7131 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
7132 config/mn10300/mn10300.h, config/mn10300/linux.h,
7133 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
7134 config/mn10300/mn10300.md, config/ia64/predicates.md,
7135 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
7136 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
7137 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
7138 config/ia64/freebsd.h, config/ia64/ia64.md,
7139 config/ia64/ia64-modes.def, config/ia64/constraints.md,
7140 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
7141 config/gofast.h, config/rtems.h, config/sol2-10.h,
7142 config/m68k/predicates.md, config/m68k/m68k.md,
7143 config/m68k/linux.h, config/m68k/m68k-modes.def,
7144 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
7145 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
7146 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
7147 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
7148 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
7149 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
7150 config/m68k/constraints.md, config/m68k/rtemself.h,
7151 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
7152 config/m68k/uclinux.h, config/rs6000/power4.md,
7153 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
7154 config/rs6000/linux.h, config/rs6000/eabi.h,
7155 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
7156 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
7157 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
7158 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
7159 config/rs6000/windiss.h, config/rs6000/603.md,
7160 config/rs6000/aix41.h, config/rs6000/cell.md,
7161 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
7162 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
7163 config/rs6000/darwin.md, config/rs6000/darwin64.h,
7164 config/rs6000/default64.h, config/rs6000/7xx.md,
7165 config/rs6000/darwin.opt, config/rs6000/spe.md,
7166 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
7167 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
7168 config/rs6000/7450.md, config/rs6000/linux64.h,
7169 config/rs6000/constraints.md, config/rs6000/440.md,
7170 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
7171 config/rs6000/rs6000.c, config/rs6000/aix52.h,
7172 config/rs6000/rs6000.h, config/rs6000/power6.md,
7173 config/rs6000/predicates.md, config/rs6000/altivec.md,
7174 config/rs6000/aix64.opt, config/rs6000/rios1.md,
7175 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
7176 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
7177 config/rs6000/darwin7.h, config/rs6000/dfp.md,
7178 config/rs6000/linux64.opt, config/rs6000/sync.md,
7179 config/rs6000/vxworksae.h, config/rs6000/power5.md,
7180 config/rs6000/lynx.h, config/rs6000/biarch64.h,
7181 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
7182 config/rs6000/eabispe.h, config/rs6000/e500.h,
7183 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
7184 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
7185 config/rs6000/aix.h, config/rs6000/vxworks.h,
7186 config/rs6000/40x.md, config/rs6000/aix51.h,
7187 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
7188 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
7189 config/arc/arc.h, config/mcore/mcore-elf.h,
7190 config/mcore/mcore-protos.h, config/mcore/predicates.md,
7191 config/mcore/mcore.md, config/mcore/mcore.c,
7192 config/mcore/mcore.opt, config/mcore/mcore.h,
7193 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
7194 config/score/predicates.md, config/score/score-version.h,
7195 config/score/score-protos.h, config/score/misc.md,
7196 config/score/elf.h, config/score/score.c, config/score/mac.md,
7197 config/score/score7.md, config/score/score.h,
7198 config/score/score-conv.h, config/score/score-mdaux.c,
7199 config/score/score.md, config/score/score.opt,
7200 config/score/score-modes.def, config/score/score-mdaux.h,
7201 config/score/mul-div.S, config/arm/uclinux-elf.h,
7202 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
7203 config/arm/symbian.h, config/arm/linux-elf.h,
7204 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
7205 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
7206 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
7207 config/arm/strongarm-pe.h, config/arm/arm.h,
7208 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
7209 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
7210 config/arm/arm-modes.def, config/arm/linux-eabi.h,
7211 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
7212 config/arm/arm-cores.def, config/arm/arm-protos.h,
7213 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
7214 config/arm/wince-pe.h, config/arm/neon.md,
7215 config/arm/constraints.md, config/arm/neon.ml,
7216 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
7217 config/arm/arm.opt, config/arm/arm926ejs.md,
7218 config/arm/predicates.md, config/arm/iwmmxt.md,
7219 config/arm/arm_neon.h, config/arm/unknown-elf.h,
7220 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
7221 config/arm/neon-testgen.ml, config/arm/arm.md,
7222 config/arm/xscale-coff.h, config/arm/pe.c,
7223 config/arm/arm-generic.md, config/arm/pe.h,
7224 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
7225 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
7226 config/arm/strongarm-elf.h, config/arm/cirrus.md,
7227 config/arm/netbsd-elf.h, config/arm/vxworks.h,
7228 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
7229 config/pa/predicates.md, config/pa/pa64-hpux.h,
7230 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
7231 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
7232 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
7233 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
7234 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
7235 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
7236 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
7237 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
7238 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
7239 config/pa/pa64-regs.h, config/pa/pa-modes.def,
7240 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
7241 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
7242 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
7243 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
7244 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
7245 config/mips/linux64.h, config/mips/elforion.h,
7246 config/mips/constraints.md, config/mips/generic.md,
7247 config/mips/predicates.md, config/mips/4300.md,
7248 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
7249 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
7250 config/mips/5k.md, config/mips/vr4120-div.S,
7251 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
7252 config/mips/mips-protos.h, config/mips/6000.md,
7253 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
7254 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
7255 config/mips/mips-modes.def, config/mips/vr.h,
7256 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
7257 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
7258 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
7259 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
7260 config/vax/openbsd1.h, config/vax/netbsd.h,
7261 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
7262 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
7263 config/h8300/rtems.h, config/h8300/predicates.md,
7264 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
7265 config/h8300/h8300.md, config/h8300/h8300.opt,
7266 config/h8300/coff.h, config/h8300/h8300-protos.h,
7267 config/v850/v850.md, config/v850/predicates.md,
7268 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
7269 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
7270 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
7271 config/mmix/mmix.h, config/mmix/predicates.md,
7272 config/mmix/mmix-protos.h, config/mmix/mmix.md,
7273 config/mmix/mmix.c, config/mmix/mmix.opt,
7274 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
7275 config/bfin/rtems.h, config/bfin/bfin-modes.def,
7276 config/bfin/predicates.md, config/bfin/bfin-protos.h,
7277 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
7280 2007-08-02 Richard Sandiford <richard@codesourcery.com>
7282 * emit-rtl.c (reset_used_decls): Rename to...
7283 (set_used_decls): ...this. Set the used flag rather than clearing it.
7284 (unshare_all_rtl_again): Update accordingly. Set flags on argument
7285 DECL_RTLs rather than resetting them.
7287 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
7289 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
7291 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7293 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
7294 argument to find_reloads_address.
7296 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
7298 PR tree-optimization/32919
7299 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
7300 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
7301 (coalesce_ssa_name): Call it.
7303 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
7304 David Ung <davidu@mips.com>
7306 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
7307 (__mips16_unorddf2, __mips16_floatunsidf): New.
7308 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
7310 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
7312 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7314 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
7315 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
7316 * tree.h (OMP_SECTIONS_CONTROL): New macro.
7317 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
7318 * omp-low.c (get_ws_args_for, determine_parallel_type,
7319 expand_omp_for_generic, expand_omp_for_static_nochunk,
7320 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
7321 Work with more precise CFG.
7322 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
7323 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
7325 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
7326 * gimple-low.c (lower_stmt): Ditto.
7327 * tree-inline.c (estimate_num_insns_1): Ditto.
7328 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
7329 (OMP_SECTIONS_SWITCH): New.
7330 * tree-cfgcleanup.c (cleanup_omp_return): New.
7331 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
7332 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
7333 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
7334 (tree_redirect_edge_and_branch): Handle omp constructs.
7336 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
7337 with three arguments.
7339 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7341 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
7344 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7346 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
7347 the loop structures may need fixing.
7348 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
7350 (cleanup_tree_cfg_loop): Removed.
7351 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
7352 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
7353 instead of running cleanup_tree_cfg_loop.
7354 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
7355 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
7356 (tree_predictive_commoning): Declaration changed.
7357 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
7359 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
7361 * doc/invoke.texi (l1-cache-size): Update documentation.
7362 (l2-cache-size): Document.
7363 * params.h (L2_CACHE_SIZE): New macro.
7364 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
7365 that L1_CACHE_SIZE is in kB now.
7366 (L2_CACHE_SIZE_BYTES): New macro.
7367 (tree_ssa_prefetch_arrays): Show size in kB.
7368 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
7369 and l2_cache_size fields.
7370 * config/i386/driver-i386.c (describe_cache): Detect cache size
7372 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
7373 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
7374 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
7375 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
7376 (override_options): Set l1-cache-size and l2-cache-size to default
7377 values if not specified otherwise.
7378 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
7379 (PARAM_L2_CACHE_SIZE): New.
7381 2007-08-01 Nigel Stephens <nigel@mips.com>
7382 David Ung <davidu@mips.com>
7383 Thiemo Seufer <ths@mips.com>
7384 Chris Dearman <chris@mips.com>
7385 Richard Sandiford <richard@codesourcery.com>
7387 * config.gcc (mips*-sde-elf*): New stanza.
7388 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
7389 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
7390 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
7391 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
7392 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
7393 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
7395 * config/mips/sde.h: New file.
7396 * config/mips/t-libgcc-mips16: Likewise.
7397 * config/mips/t-sde: Likewise.
7398 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
7399 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
7400 _MIPS_FPSET and _MIPS_SZINT.
7401 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
7402 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
7403 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
7404 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
7405 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7406 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
7407 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
7408 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
7409 _MIPS_SZPTR and _MIPS_FPSET.
7410 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
7411 architecture is specified.
7412 (MIPS_32BIT_OPTION_SPEC): New macro.
7414 2007-07-31 Dan Hipschman <dsh@google.com>
7416 * gcc.c (end_going_arg): New function.
7417 (do_spec_2): Use it.
7418 (do_spec_1): Use it.
7420 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
7422 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
7423 only if ENABLE_CHECKING is defined.
7425 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
7427 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
7428 df_ru_add_problem, df_ru_get_bb_info): Removed.
7429 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
7430 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
7431 df_ru_free_bb_info, df_ru_alloc,
7432 df_ru_bb_local_compute_process_def,
7433 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
7434 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
7435 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
7436 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
7437 df_ru_add_problem): Removed.
7439 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7442 * pa.md (casesi32): Use match_scratch. Revise insn condition.
7443 (casesi32p, casesi64p): Likewise.
7444 (casesi): Adjust for above.
7446 2007-07-31 Richard Sandiford <richard@codesourcery.com>
7448 * mode-switching.c (create_pre_exit): Don't search past calls.
7450 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
7452 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
7454 2007-07-31 Revital Eres <eres@il.ibm.com>
7456 * ddg.c (add_deps_for_def): Rename to...
7457 (add_cross_iteration_register_deps): This. Change implementation
7458 to use only reaching def and def-use chains to construct the
7459 inter loop dependencies.
7460 (add_deps_for_use): Remove function.
7461 (build_inter_loop_deps): Call add_cross_iteration_register_deps
7462 function to build the inter loop dependencies.
7463 * modulo-sched.c (sms_schedule): Build only
7464 reaching def and def-use chains for the propose of the ddg
7467 2007-07-31 Julian Brown <julian@codesourcery.com>
7469 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
7470 New define_insns. Use correct RTL.
7471 (vec_set<mode>): Write as expander.
7473 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
7475 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
7476 to an unallocated space.
7478 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
7481 (split_constant_offset): Enable split_constant_offset to extract
7482 constants from other statements.
7483 * tree-vect-transform.c
7484 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
7485 to a temp var. Force base_offset to be simple.
7487 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
7489 * df-scan.c (df_scan_verify): Remove artificial limit on
7490 the number of blocks for verification.
7491 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
7492 df_simulate_defs): Avoid unnecessary insn checking for defs.
7494 2007-07-29 Mark Mitchell <mark@codesourcery.com>
7496 * config/m68k/lb1sf68.asm (FUNC): New macro.
7498 (__udivsi3): Likewise.
7499 (__divsi3): Likewise.
7500 (__umodsi3): Likewise.
7501 (__modsi3): Likewise.
7502 (__subdf3): Likewise.
7503 (__adddf3): Likewise.
7504 (__muldf3): Likewise.
7505 (__divdf3): Likewise.
7506 (__negdf2): Likewise.
7507 (__cmpdf2): Likewise.
7508 (__subsf3): Likewise.
7509 (__addsf3): Likewise.
7510 (__mulsf3): Likewise.
7511 (__divsf3): Likewise.
7512 (__negsf2): Likewise.
7513 (__cmpsf2): Likewise.
7514 (__eqdf2): Likewise.
7515 (__nedf2): Likewise.
7516 (__gtdf2): Likewise.
7517 (__gedf2): Likewise.
7518 (__ltdf2): Likewise.
7519 (__ledf2): Likewise.
7520 (__eqsf2): Likewise.
7521 (__nesf2): Likewise.
7522 (__gtsf2): Likewise.
7523 (__gesf2): Likewise.
7524 (__ltsf2): Likewise.
7525 (__lesf2): Likewise.
7527 2007-07-30 Ollie Wild <aaw@google.com>
7529 * c-ppoutput.c (print_lines_directives_only): New function.
7530 (scan_translation_unit_directives_only): New function.
7531 (preprocess_file): Add call to scan_translation_unit_directives_only.
7532 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
7533 (sanitize_cpp_opts): Add default flag_dump_macros setting for
7534 -fdirectives-only. Add errors for -fdirectives-only conflict with
7535 -Wunused-macros and -traditional.
7536 (finish_options): Add builtin macro initialization for
7537 -fdirectives-only + -fpreprocessed.
7538 * c.opt (fdirectives-only): New.
7539 * doc/cppopts.texi (fdirectives-only): New.
7541 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7543 * alias.c (record_set, memory_modified_1): Constify.
7544 * bt-load.c (note_btr_set): Likewise.
7545 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
7546 * combine.c (set_nonzero_bits_and_sign_copies,
7547 expand_field_assignment, record_dead_and_set_regs_1,
7548 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
7549 likely_spilled_retval_1): Likewise.
7550 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
7551 frv_io_handle_set): Likewise.
7552 * config/mips/mips.c (mips_sim_record_set,
7553 vr4130_true_reg_dependence_p_1): Likewise.
7554 * config/mt/mt.c (insn_dependent_p_1): Likewise.
7555 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
7556 * config/sh/sh.c (flow_dependent_p_1): Likewise.
7557 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
7558 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
7559 * ddg.c (mark_mem_store): Likewise.
7560 * df-problems.c (df_urec_mark_reg_change): Likewise.
7561 * function.c (update_epilogue_consts): Likewise.
7562 * gcse.c (record_set_info, record_last_set_info,
7563 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
7564 reg_clear_last_set): Likewise.
7565 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
7567 * jump.c (reversed_comparison_code_parts): Likewise.
7568 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
7569 reg_is_set): Likewise.
7570 * loop-iv.c (mark_altered): Likewise.
7571 * mode-switching.c (reg_becomes_live): Likewise.
7572 * optabs.c (no_conflict_move_test): Likewise.
7573 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
7575 * postreload.c (reload_combine_note_store, move2add_note_store):
7577 * regmove.c (flags_set_1): Likewise.
7578 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
7580 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
7582 * resource.c (update_live_status): Likewise.
7583 * rtl.h (set_of, note_stores): Likewise.
7584 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
7585 note_stores, parms_set): Likewise.
7586 * sched-rgn.c (sets_likely_spilled_1): Likewise.
7587 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
7589 * var-tracking.c (count_stores, add_stores): Likewise.
7591 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7593 * alias.c (mems_in_disjoint_alias_sets_p,
7594 fixed_scalar_and_varying_struct_p, aliases_everything_p,
7595 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
7596 write_dependence_p, mems_in_disjoint_alias_sets_p,
7597 read_dependence, true_dependence, canon_true_dependence,
7598 anti_dependence, output_dependence): Constify.
7599 * combine.c (extended_count): Likewise.
7600 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
7601 * cselib.c (get_value_hash, references_value_p,
7602 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
7603 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
7604 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
7605 * function.c (contains, prologue_epilogue_contains,
7606 sibcall_epilogue_contains): Likewise.
7607 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
7608 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
7609 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
7610 reg_or_subregno): Likewise.
7611 * recog.c (asm_noperands): Likewise.
7612 * reload1.c (function_invariant_p): Likewise.
7613 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
7614 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
7615 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
7616 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
7617 true_regnum, reg_or_subregno, condjump_in_parallel_p,
7618 extended_count, prologue_epilogue_contains,
7619 sibcall_epilogue_contains, function_invariant_p, true_dependence,
7620 canon_true_dependence, read_dependence, anti_dependence,
7621 output_dependence): Likewise.
7622 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
7624 2007-07-30 Julian Brown <julian@codesourcery.com>
7626 * config/arm/neon.md (V_ext): New mode attribute.
7627 (neon_vget_lane<mode>): Replace with define_expand.
7628 (neon_vget_lane<mode>_sext_internal)
7629 (neon_vget_lane<mode>_zext_internal): New define_insns for double
7630 and quad precision vectors.
7631 (neon_vget_lanedi): Add bounds check. Remove dead comment.
7632 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
7633 have typeless 32-bit result.
7635 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7638 * tree-affine.h (aff_tree): The type of rest is sizetype for types
7640 * tree-affine.c (aff_combination_scale): If type is a pointer type,
7641 use sizetype for rest.
7642 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
7643 (aff_combination_convert): Don't convert rest for pointer types.
7645 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
7647 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
7649 * tree-ssa-alias.c: Add alloc-pool.h.
7650 (init_alias_info): Free alias_bitmap_obstack.
7651 (delete_alias_info): Call delete_mem_ref_stats.
7652 (get_mem_sym_stats_for): Use alloc_pool.
7653 (init_mem_ref_stats): Do not delete mem_ref_stats here.
7654 (delete_mem_sym_stats): Removed.
7656 2007-07-29 Sebastian Pop <sebpop@gmail.com>
7658 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
7659 functions cannot be represented as classical distance vectors.
7661 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7663 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
7664 * builtins.c (validate_arg, builtin_mathfn_code,
7665 validate_arglist): Likewise.
7666 * calls.c (call_expr_flags): Likewise.
7667 * combine.c (reg_nonzero_bits_for_combine,
7668 reg_num_sign_bit_copies_for_combine, get_last_value,
7669 reg_truncated_to_mode): Likewise.
7670 * emit-rtl.c (subreg_lowpart_p): Likewise.
7671 * expr.c (highest_pow2_factor_for_target,
7672 categorize_ctor_elements_1, categorize_ctor_elements,
7673 count_type_elements, contains_packed_reference,
7674 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
7675 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
7676 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
7677 native_encode_int, native_encode_real, native_encode_complex,
7678 native_encode_vector, native_encode_expr, native_interpret_int,
7679 native_interpret_real, native_interpret_complex,
7680 native_interpret_vector, native_interpret_expr): Likewise.
7681 * function.c (use_register_for_decl): Likewise.
7682 * gimplify.c (get_name): Likewise.
7683 * langhooks-def.h (lhd_return_null_const_tree): New.
7684 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
7685 * langhooks.c (lhd_return_null_const_tree): New.
7686 * langhooks.h (lang_get_callee_fndecl): Constify.
7687 * output.h (constructor_static_from_elts_p): Likewise.
7688 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
7689 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
7690 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
7691 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
7692 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
7693 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
7694 * rtlhooks-def.h (reg_nonzero_bits_general,
7695 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
7697 * rtlhooks.c (reg_num_sign_bit_copies_general,
7698 reg_nonzero_bits_general, reg_truncated_to_mode_general):
7700 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
7701 * stor-layout.c (mode_for_size_tree): Likewise.
7702 * tree-ssa-loop-im.c (memref_eq): Likewise.
7703 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
7704 * tree.c (contains_placeholder_p, type_list_equal,
7705 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
7707 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
7708 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
7709 contains_placeholder_p, contains_packed_reference,
7710 get_callee_fndecl, operand_equal_for_phi_arg_p,
7711 warn_if_unused_value, is_body_block, native_encode_expr,
7712 native_interpret_expr, fold_convertible_p, operand_equal_p,
7713 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
7714 validate_arglist, simple_cst_equal, type_list_equal,
7715 use_register_for_decl, call_expr_flags, get_name,
7716 highest_pow2_factor): Likewise.
7717 (const_call_expr_arg_iterator_d,
7718 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
7719 first_const_call_expr_arg, more_const_call_expr_args_p,
7720 FOR_EACH_CONST_CALL_EXPR_ARG): New.
7721 * varasm.c (constructor_static_from_elts_p): Constify.
7723 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
7725 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
7726 config/arm/neon-schedgen.ml, config/arm/neon.ml,
7727 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
7728 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
7729 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
7730 tree-vect-transform.c, tree.def: Fix comment typos. Follow
7731 spelling conventions.
7732 * doc/invoke.texi: Follow spelling conventions.
7734 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
7735 Revital Eres <eres@il.ibm.com>
7737 * modulo-sched.c (sms_schedule): Avoid loops which includes
7738 auto-increment instructions.
7740 2007-07-28 Richard Guenther <rguenther@suse.de>
7743 * fold-const.c (fold_cond_expr_with_comparison): Convert
7744 operand zero of MIN/MAX_EXPR to correct type.
7746 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7748 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
7749 flags_from_decl_or_type): Constify.
7750 * gcc.c (do_spec_1): Likewise.
7751 * print-tree.c (dump_addr, print_node_brief): Likewise.
7752 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
7753 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
7754 tree_purge_all_dead_eh_edges): Likewise.
7755 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
7756 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
7758 * tree.c (expr_location, expr_has_location, expr_locus,
7759 expr_filename, expr_lineno, get_inner_array_type,
7760 fields_compatible_p): Likewise.
7761 * tree.h (get_inner_array_type, fields_compatible_p,
7762 expr_location, expr_has_location, expr_locus, expr_filename,
7763 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
7764 setjmp_call_p, alloca_call_p): Likewise.
7766 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
7768 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
7769 TV_FLOW_INSENSITIVE.
7771 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
7773 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
7774 (compute_flow_insensitive_aliasing): Ditto for
7775 TV_FLOW_INSENSITIVE.
7777 2007-07-27 Jan Hubicka <jh@suse.cz>
7779 * config/i386/i386.c (register_move_cost): Remove accidentally
7780 comitted #if 0 block.
7782 * attribs.c: Include hashtab.h
7783 (attribute_hash): New.
7784 (substring): New structure.
7785 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
7787 (init_attributes): Initialize attribute hash.
7788 (decl_attributes): Use attribute hash.
7789 * Makefile.in (attribs.c): Depend on hashtab.h.
7791 2007-07-27 Steve Ellcey <sje@cup.hp.com>
7793 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
7795 2007-07-27 Richard Sandiford <richard@codesourcery.com>
7797 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
7798 __mips_dspr2 and __mips_dsp_rev macros.
7799 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
7801 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
7803 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
7805 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
7809 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
7810 and the updating of the live and do_not_gen sets.
7811 (df_note_bb_compute): Added updating of live and do_not_gen sets
7812 for regular defs so that the case of clobber inside conditional
7813 call is processed correctly.
7815 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7817 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
7818 operands with compatible type.
7820 2007-07-27 Richard Sandiford <richard@codesourcery.com>
7822 * expr.h (store_bit_field): Don't return a value.
7823 * expmed.c (check_predicate_volatile_ok): New function.
7824 (store_bit_field_1): New function, extracted from store_bit_field.
7825 Take a fallback_p argument and return true if the operation succeeded.
7826 Only use store_fixed_bit_field if fallback_p. Don't recompute
7827 mode_for_extraction; use op_mode instead. Try forcing memories
7828 into registers if the insv expander fails.
7829 (store_bit_field): Use store_bit_field_1 with fallback_p true.
7830 Don't return a value.
7831 (convert_extracted_bit_field): New function, extracted from
7833 (extract_bit_field_1): Likewise. Take a fallback_p argument
7834 and return NULL if the operation succeeded. Only use
7835 extract_fixed_bit_field if fallback_p. Only calculate one
7836 extraction mode. Combine code for extv and extzv. Try forcing
7837 memories into registers if the ext(z)v expander fails.
7838 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
7840 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
7842 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
7844 (df_ref): Likewise. Put regno with other integer fields.
7846 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
7848 * df.h (df_mw_hardreg): Remove "loc" field.
7849 * df-scan.c (df_ref_record): Don't set it. Remove redundant
7851 * df-problems.c (df_whole_mw_reg_unused_p): New function,
7852 split out from df_set_unused_notes_for_mw. Return false for
7853 partial references. Assert that mw_reg is a REG when returning true.
7854 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
7855 (df_whole_mw_reg_dead_p): New function, split out from
7856 df_set_dead_notes_for_mw. Return false for partial references.
7857 Assert that mw_reg is a REG when returning true.
7858 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
7859 Remove redundant bitmap check.
7861 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
7863 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
7864 ($(T)crtend.o): Likwise.
7865 ($(T)crtbeginS.o): Likwise.
7866 ($(T)crtendS.o): Likwise.
7867 ($(T)crtfastmath.o): Likwise.
7869 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
7871 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
7872 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
7873 * basic-block.h (struct control_flow_graph): Added x_dom_computed
7874 and x_n_bbs_in_dom_tree fields.
7876 2007-07-26 Steve Ellcey <sje@cup.hp.com>
7878 PR tree-optimization/32087
7879 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
7880 Do not call scale_bbs_frequencies_int with prob of zero.
7882 2007-07-26 Julian Brown <julian@codesourcery.com>
7884 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
7885 (neon_element_bits): Add prototypes.
7886 * config/arm/arm.c (bounds_check, neon_lane_bounds)
7887 (neon_const_bounds, neon_element_bits): New functions.
7888 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
7889 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
7890 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
7891 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
7892 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
7893 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
7894 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
7895 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
7896 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
7897 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
7898 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
7899 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
7900 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
7902 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
7904 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
7905 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
7907 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
7908 Julian Brown <julian@codesourcery.com>
7910 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
7911 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
7912 * config/arm/cortex-a8.md: New.
7913 * config/arm/cortex-a8-neon.md: New.
7914 * config/arm/neon-schedgen.ml: New.
7915 * config/arm/neon.md (vqh_mnem): New.
7917 (Is_float_mode): New.
7918 (Scalar_mul_8_16): New.
7920 (V_mode_nunits): New.
7921 (All instruction patterns): Annotate with neon_type attribute
7923 * config/arm/arm.md: Include cortex-a8.md.
7924 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
7926 Annotate instruction patterns accordingly.
7927 (generic_sched): Do not use generic scheduling for Cortex-A8.
7928 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
7930 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
7932 * fold-const.c (fold_read_from_constant_string): Use
7934 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
7936 2007-07-26 Nick Clifton <nickc@redhat.com>
7938 * tree-ssa-operands.h: Change copyright header to refer to version
7939 3 of the GNU General Public License and to point readers at the
7940 COPYING3 file and the FSF's license web page.
7941 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
7942 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
7943 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
7944 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
7945 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
7946 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
7947 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
7948 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
7949 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
7950 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
7951 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
7952 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
7953 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
7954 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
7955 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
7956 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
7957 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
7958 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
7959 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
7960 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
7961 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
7962 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
7963 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
7964 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
7965 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
7966 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
7967 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
7968 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
7969 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
7970 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
7971 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
7972 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
7973 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
7974 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
7975 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
7976 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
7977 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
7978 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
7979 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
7980 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
7981 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
7982 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
7983 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
7984 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
7985 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
7986 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
7987 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
7988 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
7989 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
7990 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
7991 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
7992 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
7993 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
7994 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
7995 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
7996 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
7997 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
7998 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
7999 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
8000 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
8001 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
8002 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
8003 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
8004 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
8005 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
8006 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
8007 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
8008 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
8009 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
8010 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
8011 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
8012 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
8013 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
8014 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
8015 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
8016 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
8017 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
8018 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
8019 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
8020 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
8021 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
8022 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
8023 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
8024 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
8025 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
8026 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
8027 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
8028 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
8029 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
8030 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
8031 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
8032 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
8033 vecprim.h, basic-block.h, tree-ssa-structalias.c,
8034 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
8035 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
8036 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
8037 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
8038 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
8039 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
8040 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
8041 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
8042 convert.c, convert.h, langhooks-def.h, reload1.c,
8043 tree-ssa-operands.c: Likewise.
8045 2007-07-26 Jan Hubicka <jh@suse.cz>
8047 * tree-ssa-live.c: Include debug.h and flags.h.
8048 (mark_scope_block_unused): New function.
8049 (remove_unused_scope_block_p): New function.
8050 (remove_unused_locals): Remove unused blocks too.
8052 2007-07-25 Ian Lance Taylor <iant@google.com>
8054 * combine.c (combine_max_regno): Remove. Remove all uses.
8055 (struct reg_stat_struct): Rename from struct reg_stat.
8056 (reg_stat_type): Define, and declare VECs.
8057 (reg_stat): Change from pointer to VEC. Change all uses.
8058 (combine_split_insns): New static function.
8059 (try_combine, find_split_point): Call it instead of split_insns.
8061 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8063 * cfghooks.c (split_block): Fix the information about loop latch.
8065 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8067 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
8069 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8071 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
8072 Scan the new edge for loop exit info.
8074 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
8076 * config/darwin.c: Include debug.h.
8078 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8081 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
8083 2007-07-25 Steve Ellcey <sje@cup.hp.com>
8085 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
8086 (HARD_REGNO_MODE_OK): Ditto.
8087 (MODES_TIEABLE_P): Ditto.
8088 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
8089 (CLASS_MAX_NREGS): Ditto.
8090 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
8091 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
8092 (divdf3_internal_thr): Removed.
8093 * config/ia64/div.md: New file.
8094 * config/ia64/constraints.md: Add H constraint.
8096 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8098 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
8099 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
8100 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
8101 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
8102 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
8103 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
8104 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
8105 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
8106 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
8107 dump_sbitmap_file, debug_sbitmap, popcount_table,
8108 sbitmap_popcount): Constify.
8109 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
8110 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
8111 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
8112 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
8113 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
8114 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
8115 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
8116 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
8117 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
8118 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
8119 sbitmap_popcount, sbitmap_verify_popcount): Constify.
8121 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8123 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
8124 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
8125 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
8126 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
8127 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
8128 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
8129 bitmap_intersect_p, bitmap_intersect_compl_p,
8130 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8131 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
8133 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
8134 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
8135 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
8136 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
8137 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
8138 debug_bitmap, debug_bitmap_file, bitmap_print,
8139 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
8140 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
8142 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
8144 * config/darwin.c (darwin_override_options): Additional fix for
8145 debug info formats that don't support var tracking.
8147 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8149 * cselib.c (entry_and_rtx_equal_p): Constify.
8150 * gengtype.c (output_mangled_typename, write_types, write_local):
8152 * gengtype.h (const_type_p): New.
8153 * see.c (eq_descriptor_extension, hash_descriptor_extension):
8155 * tlink.c (scan_linker_output): De-constify.
8156 * tree-ssa-loop-im.c (memref_eq): Constify.
8157 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
8158 (shared_bitmap_hash, shared_bitmap_eq): Constify.
8160 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8162 * c-common.c (fname_as_string, c_type_hash): Constify.
8163 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8164 * cgraph.c (edge_hash, edge_eq): Likewise.
8165 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
8166 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
8167 reg_attrs_htab_eq): Likewise.
8168 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
8170 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
8171 const_decl_t, const_state_t, const_automata_list_el_t): New.
8172 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
8173 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
8174 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
8175 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
8176 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
8177 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
8178 compare_max_occ_cycle_nums, out_state_arcs_num,
8179 compare_transition_els_num, units_cmp, state_reservs_cmp):
8181 * genmodes.c (cmp_modes): Likewise.
8182 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
8183 * gimplify.c (compare_case_labels): Likewise.
8184 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
8185 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
8186 * matrix-reorg.c (mtt_info_hash): Likewise.
8187 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
8188 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
8189 (htab_hash_bucket, htab_hash_elem): Constify.
8190 * tree-browser.c (TB_parent_eq): Likewise.
8191 * tree-scalar-evolution.c (hash_scev_info): Likewise.
8192 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
8193 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
8194 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
8196 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
8197 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
8198 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
8199 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
8200 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
8202 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
8203 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
8204 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
8205 * tree-ssa-threadupdate.c (redirection_data_hash,
8206 redirection_data_eq): Likewise.
8207 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
8208 * tree-ssa.c (var_ann_eq): Likewise.
8209 * tree-vrp.c (compare_case_labels): Likewise.
8210 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
8211 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
8212 tree_not_check_failed, tree_class_check_failed,
8213 tree_range_check_failed, tree_not_class_check_failed,
8214 omp_clause_check_failed, omp_clause_range_check_failed,
8215 tree_contains_struct_check_failed, tree_operand_check_failed):
8217 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
8218 tree_not_check_failed, tree_class_check_failed,
8219 tree_range_check_failed, tree_not_class_check_failed,
8220 tree_operand_check_failed, omp_clause_operand_check_failed,
8221 tree_operand_length): Likewise.
8222 * var-tracking.c (const_variable): New.
8223 (variable_htab_hash, variable_htab_eq): Constify.
8224 * varasm.c (const_desc_hash): Likewise.
8226 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8228 * expr.c (handled_component_p): Constify.
8229 * fold-const.c (fit_double_type): Likewise.
8230 * real.h (real_value_from_int_cst): Likewise.
8231 * tree-flow-inline.h (gimple_in_ssa_p,
8232 gimple_aliases_computed_p, gimple_addressable_vars,
8233 gimple_call_clobbered_vars, gimple_referenced_vars,
8234 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
8235 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
8236 may_aliases, end_readonly_imm_use_p, has_zero_uses,
8237 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
8238 is_label_stmt, is_global_var, phi_ssa_name_p,
8239 factoring_name_p, is_call_clobbered, tree_common_ann,
8240 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
8241 unmodifiable_var_p, array_ref_contains_indirect_ref,
8242 ref_contains_array_ref, lookup_subvars_for_var,
8243 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
8244 gimple_mem_ref_stats): Likewise.
8245 * tree-flow.h (tree_common_ann, var_ann, function_ann,
8246 may_aliases, is_exec_stmt, is_label_stmt,
8247 ref_contains_array_ref, array_ref_contains_indirect_ref,
8248 var_can_have_subvars, overlap_subvar, is_call_clobbered,
8249 unmodifiable_var_p): Likewise.
8250 * tree-gimple.c (is_gimple_min_invariant): Likewise.
8251 * tree-gimple.h (is_gimple_min_invariant): Likewise.
8252 * tree.c (type_hash_list, attribute_hash_list, tree_size,
8253 cst_and_fits_in_hwi, real_value_from_int_cst,
8254 build_real_from_int_cst, integer_zerop, integer_onep,
8255 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
8256 tree_floor_log2, real_zerop, real_onep, real_twop,
8257 real_minus_onep, really_constant_p, purpose_member, chain_member,
8258 list_length, fields_length, int_size_in_bytes, bit_position,
8259 int_bit_position, byte_position, int_byte_position, expr_align,
8260 array_type_nelts, tree_node_structure,
8261 type_contains_placeholder_1, iterative_hash_pointer,
8262 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
8263 tree_map_base_eq, type_hash_list, type_hash_eq,
8264 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
8265 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
8266 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8267 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
8268 int_fits_type_p, get_containing_scope, decl_function_context,
8269 decl_type_context, omp_clause_operand_check_failed,
8270 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
8271 * tree.h (omp_clause_operand_check_failed, tree_size,
8272 build_real_from_int_cst, array_type_nelts, purpose_member,
8273 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
8274 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
8275 is_attribute_p, check_qualified_type, expr_align,
8276 int_size_in_bytes, bit_position, int_bit_position, byte_position,
8277 int_byte_position, list_length, fields_length, initializer_zerop,
8278 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
8279 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
8280 tree_node_structure, handled_component_p, get_containing_scope,
8281 decl_function_context, decl_type_context, real_zerop,
8282 type_num_arguments, fit_double_type, really_constant_p,
8283 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
8284 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
8285 real_twop, real_minus_onep, int_cst_value): Likewise.
8287 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8289 * cfglayout.c (insn_scope, insn_line): Constify.
8290 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
8291 const_double_htab_hash, const_double_htab_eq,
8292 mem_attrs_htab_hash): Likewise.
8293 * loop-iv.c (biv_eq): Likewise.
8294 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
8295 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
8296 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
8298 * rtl-error.c (location_for_asm, diagnostic_for_asm,
8299 error_for_asm, warning_for_asm, _fatal_insn,
8300 _fatal_insn_not_found): Likewise.
8301 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
8302 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
8303 rtl_check_failed_type2, rtl_check_failed_code1,
8304 rtl_check_failed_code2, rtl_check_failed_code_mode,
8305 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
8306 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
8307 rtl_check_failed_type2, rtl_check_failed_code1,
8308 rtl_check_failed_code2, rtl_check_failed_code_mode,
8309 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
8310 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
8311 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
8312 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
8313 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
8314 rtx_unstable_p, get_integer_term, get_related_value,
8315 offset_within_block_p, reg_mentioned_p, count_occurrences,
8316 reg_referenced_p, reg_used_between_p, no_labels_between_p,
8317 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
8318 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
8319 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
8320 find_constant_src, find_reg_fusage, find_regno_fusage,
8321 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
8322 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
8323 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
8324 computed_jump_p, auto_inc_p, in_expr_list_p,
8325 remove_node_from_expr_list, loc_mentioned_in_p,
8326 label_is_jump_target_p, reversed_comparison_code_parts,
8327 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
8328 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
8329 print_inline_rtx): Likewise.
8330 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
8331 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
8332 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
8333 get_integer_term, get_related_value, offset_within_block_p,
8334 count_occurrences, reg_mentioned_p, no_labels_between_p,
8335 reg_used_between_p, reg_referenced_p, single_set_2,
8336 multiple_sets, set_noop_p, refers_to_regno_p,
8337 reg_overlap_mentioned_p, dead_or_set_p,
8338 covers_regno_no_parallel_p, covers_regno_p,
8339 dead_or_set_regno_p, find_reg_note, find_regno_note,
8340 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
8341 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
8342 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
8343 side_effects_p, may_trap_p_1, may_trap_p,
8344 may_trap_after_code_motion_p, may_trap_or_fault_p,
8345 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
8346 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
8347 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
8348 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
8349 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
8351 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
8352 warning_for_asm): Likewise.
8353 * tree.h (print_rtl): Likewise.
8354 * varasm.c (get_pool_mode): Likewise.
8356 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8358 * c-lex.c (c_lex_with_flags, lex_string): Constify.
8359 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
8360 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
8361 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
8362 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
8363 * ddg.c (compare_sccs): Likewise.
8364 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
8365 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
8366 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
8367 decimal_do_fix_trunc, decimal_real_to_integer,
8368 decimal_real_to_integer2, decimal_real_maxval): Likewise.
8369 * dse.c (const_group_info_t): New.
8370 (invariant_group_base_eq, invariant_group_base_hash): Constify.
8371 * dwarf2out.c (const_dw_die_ref): New.
8372 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
8373 * tree-browser.c (TB_parent_eq): Likewise.
8374 * unwind-dw2-fde.c (__register_frame_info_bases,
8375 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
8376 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
8378 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
8379 * unwind-dw2.c (uw_frame_state_for): Likewise.
8380 * value-prof.c (histogram_hash, histogram_eq): Likewise.
8381 * value-prof.h (const_histogram_value): New.
8383 2007-07-25 Richard Sandiford <richard@codesourcery.com>
8385 * config/mips/mips.c (machine_function): Add
8386 initialized_mips16_gp_pseudo_p.
8387 (mips16_gp_pseudo_reg): Do not emit the initialization of
8388 mips16_gp_pseudo_rtx when being called from the gimple cost-
8389 calculation routines; emit it on the first use outside those
8392 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8394 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
8397 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
8398 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
8399 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
8400 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
8401 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
8402 Preserve const-ness of parameters through use of __typeof(),
8403 also constify and tidy.
8405 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
8406 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
8407 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
8408 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
8409 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
8410 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
8411 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
8412 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
8413 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
8415 2007-07-25 Julian Brown <julian@codesourcery.com>
8416 Mark Shinwell <shinwell@codesourcery.com>
8418 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
8419 (alpha_mangle_type): This.
8420 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8421 (TARGET_MANGLE_TYPE): Define this instead.
8422 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
8423 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
8424 (arm_init_neon_builtins): Fix comment.
8425 (arm_mangle_map_entry): New.
8426 (arm_mangle_map): New.
8427 (arm_mangle_type): New.
8428 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
8429 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8430 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8431 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8432 (TARGET_MANGLE_TYPE): Define this instead.
8433 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
8434 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
8435 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
8436 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8437 (TARGET_MANGLE_TYPE): Define this instead.
8438 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
8440 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
8441 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8442 (TARGET_MANGLE_TYPE): Define this instead.
8443 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
8444 (s390_mangle_type): This.
8445 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8446 (TARGET_MANGLE_TYPE): Define this instead.
8447 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
8448 (sparc_mangle_type): This.
8449 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
8450 (TARGET_MANGLE_TYPE): Define this instead.
8451 * cp/mangle.c (write_type): Call mangle_type target hook on all
8452 types before mangling. Use original type, not main variant, as
8454 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
8455 (TARGET_MANGLE_TYPE): This.
8456 * target.h (gcc_target): Rename mangle_fundamental_type to
8458 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
8459 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
8461 2007-07-25 Julian Brown <julian@codesourcery.com>
8462 Paul Brook <paul@codesourcery.com>
8463 Joseph Myers <joseph@codesourcery.com>
8464 Mark Shinwell <shinwell@codesourcery.com>
8466 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
8467 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
8468 (with_fpu): Allow --with-fpu=neon.
8469 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8470 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
8471 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
8472 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
8473 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
8474 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
8475 (neon_emit_pair_result_insn, neon_disambiguate_copy)
8476 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
8477 (output_move_neon): Add prototypes.
8478 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
8479 (all_fpus): Add FPUTYPE_NEON.
8480 (fp_model_for_fpu): Add NEON field.
8481 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
8482 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
8484 (arm_legitimate_address_p): Don't support fancy addressing for NEON
8486 (thumb2_legitimate_address_p): Likewise.
8487 (neon_valid_immediate): Recognize and prepare constants suitable for
8489 (neon_immediate_valid_for_move): New function. Recognize and prepare
8490 immediates for NEON move instructions.
8491 (neon_immediate_valid_for_logic): New function. Recognize and
8492 prepare immediates for NEON logic instructions.
8493 (neon_output_logic_immediate): New function. Create asm string
8494 suitable for outputting immediate logic instructions.
8495 (neon_pairwise_reduce): New function. Implement reduction using
8496 pairwise operations.
8497 (neon_expand_vector_init): New function. Expand a (possibly
8498 non-constant) vector initialization.
8499 (neon_vector_mem_operand): New function. Memory operands supported
8500 for quad-word loads/stores to/from ARM or NEON registers. Don't
8501 allow base+offset addressing for core regs.
8502 (neon_struct_mem_operand): New function. Valid mems for NEON
8504 (coproc_secondary_reload_class): Enable NEON registers to be loaded
8505 from neon_vector_mem_operand addresses without a secondary register.
8506 (add_minipool_forward_ref): Handle >8-byte minipool entries.
8507 (add_minipool_backward_ref): Likewise.
8508 (dump_minipool): Likewise.
8509 (push_minipool_fix): Likewise.
8510 (output_move_quad): New function. Output quad-word moves, loads and
8511 stores using ARM registers.
8512 (output_move_vfp): Add support for vectors in VFP (NEON) D
8514 (output_move_neon): Output a NEON load/store to/from a quadword
8516 (arm_print_operand): Implement new codes:
8517 - 'c' for unadorned integers (without a # sign).
8518 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
8520 - 'e', 'f' for the low and high D parts of a NEON Q register.
8521 - 'q' outputs a NEON Q register.
8522 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
8523 - 'T' prints NEON opcode features from a coded bitmask.
8524 - 'F' is similar to T, but signed/unsigned codes both print as
8526 - 't' is similar to T, but 'u' is printed instead of 'p'.
8527 - 'O' prints 'r' if NEON instruction should perform rounding (as
8528 specified by bitmask), else prints nothing.
8529 - '#' is a punctuation character to stop operand numbers from
8530 running together with following digits in the assembler
8531 strings for instructions (when using mode attributes).
8532 (arm_assemble_integer): Handle extra NEON vector modes. Permute
8533 constant vectors in big-endian mode, where necessary.
8534 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
8535 Handle EI, OI, CI, XI modes.
8536 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
8537 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
8538 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
8539 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
8540 (neon_builtin_type_bits): Add enumeration, one bit for each vector
8542 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
8543 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
8544 to turn v8qi, etc. into bits defined above.
8545 (neon_itype): New enumeration. Classifications of NEON builtins.
8546 (neon_builtin_datum): Define struct. Contains information about
8547 a single builtin (with multiple modes).
8548 (CF): Define helper macro for...
8549 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
8551 (neon_builtin_data): New array. Define information about builtins
8552 for use during initialization/expansion.
8553 (arm_init_neon_builtins): New function.
8554 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
8556 (neon_builtin_compare): New function.
8557 (locate_neon_builtin_icode): New function. Find an insn code for a
8558 builtin given a function code for that builtin. Also return type of
8559 builtin (NEON_BINOP, NEON_UNOP etc.).
8560 (builtin_arg): New enumeration. Types of arguments for builtins.
8561 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
8562 Takes a variable argument list of builtin_arg types, terminated by
8564 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
8565 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
8566 (neon_emit_pair_result_insn): New function. Support returning pairs
8567 of vectors via a pointer.
8568 (neon_disambiguate_copy): New function. Set up operands for a
8569 multi-word copy such that registers do not get clobbered.
8570 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
8571 ARM_BUILTIN_NEON_BASE.
8572 (arm_file_start): Set float-abi attribute for NEON.
8573 (arm_vector_mode_supported_p): Enable NEON vector modes.
8574 (arm_mangle_map_entry): New.
8575 (arm_mangle_map): New.
8576 (arm_mangle_vector_type): New.
8577 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
8579 (TARGET_NEON): New macro. Target supports NEON.
8580 (fputype): Add FPUTYPE_NEON.
8581 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
8582 for vectorization based on command-line arg.
8583 (NEON_REGNO_OK_FOR_NREGS): Define.
8584 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
8585 (VALID_NEON_STRUCT_MODE): Define.
8586 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
8587 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
8588 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
8589 (consttable_16): Add pattern for outputting 16-byte minipool
8591 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
8593 (vec-common.md, neon.md): Include md files.
8594 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
8595 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
8596 (memory_constraint "Ut", "Un", "Us"): Define.
8597 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
8598 (MMX_char): New mode attribute.
8599 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
8600 (*add<mode>3_iwmmxt): New insn pattern.
8601 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
8602 (*sub<mode>3_iwmmxt): New insn pattern.
8603 (mulv4hi3): Rename to...
8604 (*mulv4hi3_iwmmxt): This.
8605 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
8606 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
8607 (uminv4hi3, uminv2si3): Remove. Replace with...
8608 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
8609 (*umin<mode>3_iwmmxt): These.
8610 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
8611 (ashr<mode>3_iwmmxt): This new pattern.
8612 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
8613 (lshr<mode>3_iwmmxt): This new pattern.
8614 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
8615 (ashl<mode>3_iwmmxt): This new pattern.
8616 * config/arm/neon-docgen.ml: New file. Generate documentation for
8618 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
8619 * config/arm/arm_neon.h: New (autogenerated).
8620 * config/arm/neon-testgen.ml: New file. Generate NEON tests
8622 * config/arm/neon.md: New file. Define NEON instructions.
8623 * config/arm/neon.ml: New file. Abstract description of NEON
8624 instructions, used to generate arm_neon.h header, documentation and
8626 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
8627 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
8629 * doc/extend.texi (ARM Built-in Functions): Rename and remove
8631 (ARM NEON Intrinsics): New subsection.
8632 * doc/arm-neon-intrinsics.texi: New (autogenerated).
8634 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
8636 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
8639 2007-07-24 Jan Hubicka <jh@suse.cz>
8641 * regclass.c (move_table): New type.
8642 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
8643 (init_move_cost): Break out from ...
8644 (init_reg_sets_1): ... here; simplify computation of
8645 have_regs-of_mode and contains_reg_of_mode.
8646 (record_reg_classes): Unswitch internal loops.
8647 (copy_cost): Trigger lazy initialization of move cost
8648 (record_address_regs): Likewise.
8650 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
8652 * config/darwin.c (darwin_override_options): Don't force on
8653 flag_var_tracking_uninit when no debug info is requested.
8655 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
8657 * cfgloop.c (init_loops_structure): New function.
8658 (flow_loops_find): Create root of the loop tree unconditionally.
8660 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
8662 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
8664 2007-07-24 Jan Hubicka <jh@suse.cz>
8666 * caller-save.c: Include ggc.h, gt-caller-save.h
8667 (reg_save_code, reg_restore_code): Rename to ...
8668 (cached_reg_save_code, cached_reg_restore_code): ... those.
8669 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
8670 (reg_save_code, reg_restore_code): New functions.
8671 (init_caller_save): Do not intialize
8672 reg_save_code/reg_restore_code tables.
8673 * Makefile.in: (gt-caller-save.h): New.
8675 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
8677 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
8678 with the mode of the original operand instead of
8681 2007-07-23 Jan Hubicka <jH@suse.cz>
8683 * i386.c (ix86_secondary_memory_needed): Break out to...
8684 (inline_secondary_memory_needed): ... here.
8685 (ix86_memory_move_cost): Break out to ...
8686 (inline_memory_move_cost): ... here; add support for IN value of 2 for
8687 maximum of input and output; fix handling of Q_REGS on 64bit.
8688 (ix86_secondary_memory_needed): Microoptimize.
8690 2007-07-23 Sebastian Pop <sebpop@gmail.com>
8692 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
8693 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
8694 stmts_from_loop, known_dependences_p, build_rdg): New.
8695 * tree-data-ref.h: Depends on graphds.h.
8696 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
8697 (build_rdg): Declared.
8698 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
8700 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
8702 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
8705 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
8706 Jakub Jelinek <jakub@redhat.com>
8708 PR middle-end/PR28690
8709 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
8711 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
8712 and MEM_POINTER operands over REG and MEM operands.
8713 (swap_commutative_operands_p): Change return value to bool.
8714 * rtl.h: Update the corresponding prototype.
8715 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
8716 instead of gen_rtx_PLUS.
8717 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
8718 value to bool. Change function arguments to rtx's and update code
8720 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
8721 calls to match the new declaration.
8722 * simplify-rtx.c (simplify_associative_operation): Don't
8723 reorder simplify_binary_operation arguments.
8725 2007-07-23 Richard Sandiford <richard@codesourcery.com>
8727 * config/mips/mips.c (override_options): Use mips_costs to derive
8728 the default branch cost.
8729 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
8731 * config/mips/mips.opt (mbranch-cost=): New option.
8732 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
8734 2007-07-23 Richard Sandiford <richard@codesourcery.com>
8736 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
8737 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
8738 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
8739 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
8741 2007-07-23 Richard Sandiford <richard@codesourcery.com>
8743 * config/mips/constraints.md (ks): New constraint.
8744 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
8745 (*add<mode>3_mips16): ...here.
8747 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
8749 * optabs.h (enum optab_index): Add new OTI_signbit.
8750 (signbit_optab): Define corresponding macro.
8751 (enum insn_code signbit_optab[]): Remove array.
8752 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
8753 (expand_copysign_absneg): If back end provides signbit insn, use it
8754 instead of bit operations on floating point argument.
8755 * builtins.c (enum insn_code signbit_optab[]): Remove array.
8756 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
8757 for availability of signbit insn.
8759 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
8760 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
8761 SSE mode is not active.
8762 (isinf<mode>2): Disable for mfpmath=sse,387.
8764 2007-07-22 Ben Elliston <bje@au.ibm.com>
8766 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
8768 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
8770 2007-07-20 Richard Guenther <rguenther@suse.de>
8772 * tree-cfg.c (verify_expr): COND_EXPRs can have any
8773 integral typed condition.
8774 * tree-ssa.c (useless_type_conversion_p): Do not preserve
8775 booleanness. Only preserve conversions from a non-base
8776 type to a base type, not in general between types with
8777 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
8778 * tree.def (COND_EXPR): Document that the condition
8779 can be of any integral type.
8781 2007-07-20 Nigel Stephens <nigel@mips.com>
8782 Richard Sandiford <richard@codesourcery.com>
8784 * config/mips/mips.h (mips_dwarf_regno): Declare.
8785 (DBX_REGISTER_NUMBER): Remove redundant brackets.
8786 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
8787 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
8788 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
8789 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
8790 (REG_CLASS_NAMES): Update accordingly.
8791 * config/mips/mips.c (mips_dwarf_regno): New array.
8792 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
8793 (mips_subword): Remove special handling for accumulator registers.
8794 (override_options): Initiailize mips_dwarf_regno. Remove use
8796 (mips_swap_registers): New function.
8797 (mips_conditional_register_usage): Swap accumulator registers
8798 around if TARGET_LITTLE_ENDIAN.
8799 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
8800 * config/mips/constraints.md (h, l): Use the endianness to choose
8801 between MD0_REG and MD1_REG.
8802 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
8803 alternative-dependent template.
8805 2007-07-20 Richard Sandiford <richard@codesourcery.com>
8807 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
8810 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
8812 * function.c (thread_prologue_and_epilogue_insns): Fix exit
8813 predecessor fallthru flags.
8815 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
8817 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
8818 of compare to the same type.
8819 * cfgloopmanip.c (add_loop): Update information about loop exits.
8820 (loop_version): Remove the innermost loop requirement.
8821 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
8822 to sizetype for pointers.
8824 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
8826 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
8827 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
8828 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
8830 * config/dfp-bit.c: Empty for TFmode conversions.
8832 2007-07-18 Caroline Tice <ctice@apple.com>
8834 * var-tracking.c (find_src_status): Check for COND_EXEC insns
8835 and handle them correctly; check that src is not NULL before
8837 (find_src_set_src): Likewise.
8839 2007-07-18 Bob Wilson <bob.wilson@acm.org>
8841 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
8842 (struct alignment_context, init_alignment_context): New.
8843 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
8844 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
8845 (XCHAL_HAVE_S32C1I): Likewise.
8846 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
8847 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
8848 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
8849 (ATOMIC, HQI): New macros.
8850 (memory_barrier, *memory_barrier): New.
8851 (sync_lock_releasesi): New.
8852 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
8853 (sync_lock_test_and_set<mode>): New.
8854 (sync_<atomic><mode>): New.
8855 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
8856 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
8857 (xtensa_expand_atomic): New.
8859 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8863 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
8864 transformation for builtin ISNORMAL.
8865 (expand_builtin): Handle BUILT_IN_ISNORMAL.
8866 * builtins.def (BUILT_IN_ISNORMAL): New.
8867 * doc/extend.texi: Document isnormal.
8869 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8873 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
8874 optabs infrastructure. Provide generic implementation for
8876 (expand_builtin): Handle FINITE/ISFINITE.
8877 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
8878 (fold_builtin_1): Likewise.
8880 * builtins.def (BUILT_IN_ISFINITE): New.
8882 * doc/extend.texi: Document isfinite.
8884 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8889 * builtins.c (expand_builtin_interclass_mathfn): Provide a
8890 generic fallback for isinf.
8891 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
8892 calculation code ...
8893 * real.c (get_max_float): ... to here.
8894 * real.h (get_max_float): New.
8896 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8900 * builtin-attrs.def (ATTR_TYPEGENERIC,
8901 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
8903 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
8904 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
8905 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
8906 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
8908 * c-common.c (handle_type_generic_attribute): New.
8909 (c_common_attribute_table): Add "type generic".
8911 * c-typeck.c (convert_arguments): Handle "type generic" functions.
8913 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
8915 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
8916 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
8919 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
8922 * config/cris/cris.c (cris_print_index): Don't use XEXP before
8923 checking that the operand is an expression.
8925 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
8926 Danny Smith <dannysmith@users.sourceforge.net>
8929 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
8930 file mapping object in local namespace if Windows version later
8933 2007-07-18 Richard Sandiford <richard@codesourcery.com>
8935 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
8936 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
8937 arm_cannot_force_const_mem.
8938 (arm_cannot_force_const_mem): New function.
8939 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
8940 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
8941 of arm_tls_referenced_p.
8942 * config/arm/arm.md (movsi): Split out-of-section constants when
8943 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
8944 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
8946 2007-07-18 Richard Sandiford <richard@codesourcery.com>
8948 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
8950 2007-07-18 Richard Sandiford <richard@codesourcery.com>
8952 * config/mips/mips.md (*extendqihi2): Convert the destination
8955 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8957 * config/pa/fptr.c: Update license header.
8958 * config/pa/milli64.S: Likewise.
8960 2007-07-17 Nick Clifton <nickc@redhat.com>
8962 * COPYING_v3: New file. Contains version 3 of the GNU General
8964 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
8965 Lesser General Public License.
8966 * doc/include/gpl_v3.texi: New file. Contains version 3 of
8967 the GNU General Public License.
8969 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
8971 PR rtl-optimization/32773
8972 * cfglayout.c (force_one_exit_fallthru): New function.
8973 (cfg_layout_finalize): Use it.
8975 2007-07-16 Richard Guenther <rguenther@suse.de>
8976 Uros Bizjak <ubizjak@gmail.com>
8978 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
8979 before forcing it to gimple operand.
8981 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
8982 David Ung <davidu@mips.com>
8984 * config/mips/mips.h (TUNE_24K): Define.
8985 (TUNE_MACC_CHAINS): Add TUNE_24K.
8986 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
8988 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
8989 (r74k_int_madd): .. this new reservation.
8990 (define_bypass): Fixed bypasses for r74k_int_madd to use
8992 * config/mips/24k.md (define_bypass): Define new
8993 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
8995 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
8996 Nigel Stephens <nigel@mips.com>
8998 * config/mips/mips.md: Include 20kc.md.
8999 * config/mips/20kc.md: New file.
9000 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
9001 (mips_adjust_cost): Tweak for 20Kc.
9002 (mips_issue_rate): Likewise.
9003 * config/mips/mips.h (TUNE_20KC): Define.
9005 2007-07-16 David Edelsohn <edelsohn@gnu.og>
9007 * config/rs6000/rs6000.c (struct processor_cost): Add
9008 cache_line_size, l1_cache_lines, and simultaneous_prefetches
9010 (*_cost): Add cache information.
9011 (rs6000_override_options): Set cache parameters.
9013 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9016 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
9017 * doc/install.texi (mips-sgi-irix6): pthread support works now.
9019 2007-07-16 Paul Brook <paul@codesourcery.com>
9022 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
9023 (cirrus_thumb2_movsi_insn): Ditto.
9025 2007-07-15 Geoffrey Keating <geoffk@apple.com>
9027 * config/rs6000/darwin-fallback.c (interpret_libc): Change
9030 2007-07-15 Andrew Haley <aph@redhat.com>
9032 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
9033 before looking in the context.
9035 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9039 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
9040 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
9041 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
9042 (pa_output_function_prologue): Use rp_saved and
9043 current_function_is_leaf to generate .CALLINFO statement.
9044 (hppa_expand_prologue): Set rp_saved.
9045 (hppa_expand_epilogue): Use rp_saved.
9046 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
9047 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
9049 2007-07-14 Dirk Mueller <dmueller@suse.de>
9051 * omega.c (coalesce): Fix memory leak on early exit.
9052 * matrix-reorg.c (check_allocation_function): Likewise.
9053 * tree-vect-transform.c (vect_get_new_vect_var): free result
9055 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9056 pass pointer to edge vector
9057 (partition_hot_cold_basic_blocks): Fix memory leak.
9058 * collect2.c (prefix_from_string): Free temporary storage.
9059 * reload1.c (fixup_abnormal_edges): Free sbitmap.
9061 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
9063 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
9064 (DO_GLOBAL_DTORS_BODY): Likewise.
9066 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
9067 Nigel Stephens <nigel@mips.com>
9069 * config/mips/mips.c (mips_classify_symbol): Don't return
9070 SYMBOL_SMALL_DATA for constant pool addresses if
9071 TARGET_EMBEDDED_DATA is true.
9073 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
9075 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
9076 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
9077 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
9078 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
9079 __builtin_ia32_storehps, __builtin_ia32_storelps,
9080 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
9081 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
9082 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
9083 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
9084 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
9085 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
9086 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
9087 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
9088 using def_builtin_const.
9090 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
9092 PR tree-optimization/32705
9093 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
9094 (simplify_binary_expression): Use SSA_VAL consistently.
9096 2007-07-13 David Edelsohn <edelsohn@gnu.org>
9098 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
9099 (SPEFSCR_REGNO): Delete definition.
9100 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
9101 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9102 * config/rs6000/rs6000.h: Do not define *_REGNO.
9103 LINK_REGISTER_REGNUM -> LR_REGNO.
9104 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9105 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
9106 COUNT_REGISTER_REGNUM -> CTR_REGNO.
9107 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
9108 R_VRSAVE, R_VSCR. Use them.
9109 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
9110 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
9111 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
9112 * config/rs6000/aix.h: Define R_LR. Use it.
9114 2007-07-13 Caroline Tice <ctice@apple.com>
9116 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
9117 flag_var_tracking is explicitly turned off (i.e. when variable
9118 tracking is not feasible); otherwise, turn flag_var_tracking on when
9119 flag_var_tracking_uninit is on.
9120 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
9121 note definitions, to allow recording of initialization status in the
9123 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
9124 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
9125 determine if two note locations are equal.
9126 (output_loc_list): Don't output list entries whose start & end labels
9128 (reg_loc_descriptor): Add parameter for initialization status; pass it
9129 to other loc descriptor functions.
9130 (one_reg_loc_descriptor): Add parameter for initialization status;
9131 check its value and add DW_OP_GNU_uninit to returned loc descr if
9133 (multiple_reg_loc_descriptor): Add parameter for initialization
9135 pass init status argument to other loc descriptor functions; check
9136 value of intialization parameter and add DW_OP_GNU_uninit to returned
9137 loc descr if appropriate.
9138 (based_loc_descr): Add parameter for initialization status; add new
9139 variable for return value; check value of initialization parameter and
9140 add DW_OP_GNU_uninit to returned loc descr if appropriate.
9141 (concatn_mem_loc_descriptor): Add parameter for initialization status;
9142 pass init status argument to other loc descriptor functions; check
9143 value of intialization parameter and add DW_OP_GNU_uninit to returned
9144 loc descr if appropriate.
9145 (mem_loc_descriptor): Likewise.
9146 (concat_loc_descriptor): Likewise.
9147 (concatn_loc_descriptor): Likewise.
9148 (loc_descriptor): Add parameter for initialization status; pass it as
9149 argument to other loc descriptor function calls.
9150 (loc_descriptor_from_tree_1): Add appropriate initialization status
9151 to loc descriptor function calls.
9152 (add_location_or_const_value_attribute): Get initialization status
9153 from VAR_LOCATION note; add initialization status to loc descriptor
9155 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
9156 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
9157 status is uninitialized, add "[uninint]" to output.
9158 * common.opt (fvar-tracking-uninit): New option, similar to
9159 fvar-tracking, to turn on tracking of uninitialized variables; creates
9160 a new global flag, flag_var_tracking_uninit.
9161 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
9162 (enum var_init_status): New type, for var initialization status field.
9163 * var-tracking.c (struct location_chain_def): Two new fields, init,
9164 for initialization status, and set_src for the assignment value expr.
9165 (unshare_variable): New parameter for initialization status;
9166 initialize new init and set_src fields.
9167 (var_reg_set): New parameters for initialization status and value;
9168 pass them to set_variable_part.
9169 (var_mem_set): Likewise.
9170 (get_init_value): New function.
9171 (var_reg_delete_and_set): New initialization status & value
9172 parameters; add call to get_init_value if status is unknown; pass new
9173 parameters to clobber_variable_part and var_reg_set.
9174 (var_mem_delete_and_set): Likewise.
9175 (var_reg_delete): Pass null set_src value to clobber_variable_part.
9176 (var_mem_delete): Likewise.
9177 (variable_union): Pass status to unshare_variable; initialize new init
9178 and set_src fields. If flag_var_tracking_uninit is not set, force
9179 status to initialized.
9180 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
9181 used later to get the set_src value.
9182 (find_src_status): New function.
9183 (find_src_set_src): New function.
9184 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
9185 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
9186 MO_SET, get set_src value and pass it to var_reg_delete_and_set
9187 and var_mem_delete_and_set.
9188 (dump_variable): Print out "[uninit]" if appropriate.
9189 (set_variable_part): Add new initialization and set_src parameters;
9190 pass status to unshare_variable; set node->init and node- >set_src
9191 fields and modify slot in hash table appropriately; save the init and
9192 set_src values if appropriate and assign to the new node.
9193 (clobber_variable_part): New set_src parameter; if two nodes have
9194 same variable and same location but different set_src (assignment)
9195 values, clobber old node.
9196 (delete_variable_part): Pass init status to unshare_variable.
9197 (emit_note_insn_var_location): Add initialized var; assign var's init
9198 status to new 'initialized'; pass new init status field to calls to
9199 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
9200 status to initialized.
9201 (emit_notes_in_bb): Pass initialization status to calls to
9202 var_reg_set, var_mem_set, var_reg_delete_and_set and
9203 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
9204 var_reg_delete_and_set and var_mem_delete_and_set; call
9205 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
9206 make up for change in add_stores.
9207 (vt_add_function_parameters): Add status to calls to
9209 * config/darwin.c (darwin_override_options): Turn on uninitialized
9210 tracking automatically, if var_tracking is on and the system is
9213 2007-07-13 Sa Liu <saliu@de.ibm.com>
9215 * config.gcc: Add options for arch and tune on SPU.
9216 * config/spu/predicates.md: Add constant operands 0 and 1.
9217 * config/spu/spu-builtins.def: Add builtins for double precision
9218 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
9219 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
9221 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
9223 * config/spu/spu-protos.h: Add new function prototypes.
9224 * config/spu/spu.c (spu_override_options): Check options -march and
9226 (spu_comp_icode): Add comparison code for DFmode and vector mode.
9227 (spu_emit_branch_or_set): Use the new code for DFmode and vector
9229 (spu_const_from_int): New. Create a vector constant from 4 ints.
9230 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
9231 (spu_emit_vector_compare): New. Emit vector compare.
9232 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
9233 * config/spu/spu.h: Add options -march and -mtune. Define processor
9234 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
9235 CANONICALIZE_COMPARISON.
9236 * config/spu/spu.md: Add new insns for double precision compare
9237 and double precision vector compare. Add vcond and smax/smin patterns
9238 to enable DFmode vector conditional expression.
9239 * config/spu/spu.opt: Add options -march and -mtune.
9240 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
9241 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
9242 both CELL and CELLEDP targets: spu_testsv.
9243 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
9246 2007-07-13 Richard Guenther <rguenther@suse.de>
9248 PR tree-optimization/32721
9249 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
9250 TREE_THIS_VOLATILE on the folded reference.
9251 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
9252 if the array reference has TREE_THIS_VOLATILE set.
9254 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
9257 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
9259 2007-07-13 Andreas Schwab <schwab@suse.de>
9261 * gengtype-lex.l: Allow declarations to be indented.
9263 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9265 * ginclude/tgmath.h: New.
9266 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
9267 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
9268 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
9269 * configure: Regenerate.
9271 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9273 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
9274 correct index when setting register save state for xd
9277 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
9279 * config/sh/sh.c (mark_use): Remove.
9281 2007-07-12 Paul Brook <paul@codesourcery.com>
9283 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
9284 reg does not overlap return value.
9286 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
9288 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
9289 (set_expression_vuses): Ditto.
9290 (init_pre): Initialize expression_vuses.
9292 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9294 * config/i386/sse.md (storentdf, storentsf): New.
9296 2007-07-12 Geoffrey Keating <geoffk@apple.com>
9298 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
9300 * tree.c (build_decl_stat): Move code from here...
9301 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
9302 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
9303 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
9304 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
9305 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
9308 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9309 Devang Patel <dpatel@apple.com>
9311 PR tree-optimization/25413
9312 * targhooks.c (default_builtin_vector_alignment_reachable): New.
9313 * targhooks.h (default_builtin_vector_alignment_reachable): New.
9314 * tree.h (contains_packed_reference): New.
9315 * expr.c (contains_packed_reference): New.
9316 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
9317 (vect_enhance_data_refs_alignment): Call
9318 vector_alignment_reachable_p.
9319 * target.h (vector_alignment_reachable): New builtin.
9320 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
9321 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
9322 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
9324 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
9326 * target.h (builtin_vectorization_cost): Add new target builtin.
9327 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
9328 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
9329 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
9330 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
9331 uninitialized variables.
9332 * tree-vect-transform.c (cost_for_stmt): New function.
9333 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
9334 using cost 1 for all scalar stmts. Be less conservative when
9335 estimating the number of prologue/epulogue iterations. Call
9336 targetm.vectorize.builtin_vectorization_cost. Return
9337 min_profitable_iters-1.
9338 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
9339 initialization cost instead of TARG_VEC_STMT_COST. Use
9340 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
9341 epilogue code. Fix epilogue cost computation.
9342 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
9343 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
9344 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
9345 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
9346 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
9347 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
9349 2007-07-12 Richard Guenther <rguenther@suse.de>
9351 * gimplify.c (gimplify_conversion): Make sure that the result
9352 from maybe_fold_offset_to_reference is trivially convertible
9353 to the desired type before doing the simplification.
9354 (gimplify_expr): Likewise.
9355 * fold-const.c (fold_binary): Use the correct types for
9356 building the simplified expression.
9358 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
9360 PR rtl-optimization/32729
9361 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
9362 that fallthru to exit.
9364 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
9366 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
9367 (symDTPOFF2reg): Likewise.
9369 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
9371 PR tree-optimization/32663
9373 * tree.h (VALUE_HANDLE_VUSES): Remove.
9374 (struct tree_value_handle): Remove vuses.
9376 * tree-vn.c (create_value_handle_for_expr): Don't set
9379 * tree-ssa-pre.c (expression_vuses): New.
9380 (alloc_expression_id): Set up expression_vuses.
9381 (get_expression_vuses): New.
9382 (set_expression_vuses): Ditto.
9383 (clear_expression_ids): Modify for expression_vuses.
9384 (phi_translate_1): Ditto.
9385 (phi_translate_set): Ditto.
9386 (value_dies_in_block_x): Ditto
9387 (valid_in_sets): Ditto.
9388 (add_to_sets): Ditto.
9389 (find_existing_value_expr): Ditto.
9390 (create_value_handle_for_expr): Ditto.
9391 (make_values_for_stmt): Ditto.
9392 (vuse_equiv): Remove.
9394 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
9396 * Makefile.in (mostlyclean): Remove object files.
9398 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
9400 * toplev.c (no_new_pseudos): Deleted.
9401 * rtl.h (no_new_pseudos): Deleted.
9402 * tree-pass.h (pass_no_new_pseudos): Deleted.
9403 * passes.c (pass_no_new_pseudos): Deleted.
9404 * final.c (rest_of_clean_state): Removed no_new_pseudos.
9405 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
9406 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
9408 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
9409 * rtlhooks.c (gen_lowpart_general): Ditto.
9410 * optabs.c (prepare_operand): Ditto.
9411 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
9413 * modulo-sched.c (rest_of_handle_sms): Ditto.
9414 * see.c (rest_of_handle_see): Ditto.
9415 * ifcvt.c (if_convert): Ditto.
9416 (gate_handle_if_after_combine): Replaced no_new_pseudos with
9418 * init-regs.c (gate_initialize_regs): Deleted set of
9420 * lower-subreg.c (decompose_multiword_subregs): Ditto.
9421 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
9422 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
9424 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9427 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
9428 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
9429 (*vec_extractv2di_1_rex64): New insn pattern.
9431 2007-07-11 David Daney <ddaney@avtrex.com>
9433 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
9434 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
9435 for SIGNAL_UNWIND_RETURN_COLUMN.
9436 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
9437 (DWARF_FRAME_REGNUM): Rewrite.
9438 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
9440 2007-07-11 Nick Clifton <nickc@redhat.com>
9442 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
9443 delta and use gen_int_mode in place of GET_INT instead.
9445 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
9447 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
9450 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
9452 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
9453 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
9455 * params.h (VERIFY_CANONICAL_TYPES): Remove.
9456 (USE_CANONICAL_TYPES): New.
9457 * doc/invoke.texi (verify-canonical-types): Remove.
9458 (use-canonical-types): Add.
9460 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
9462 * config/spu/spu.c (spu_optimization_options): Remove setting of
9463 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
9464 (spu_override_options): Move it here.
9466 2007-07-11 Richard Sandiford <richard@codesourcery.com>
9468 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
9469 * config/mips/mips.c (mips_cpu_info_table): Mention
9470 MIPS_ISA_LEVEL_SPEC in the comment.
9472 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9474 PR tree-optimization/32713
9475 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
9477 2007-07-11 Paolo Carlini <pcarlini@suse.de>
9480 * c-opts.c (c_common_post_options): Do not change flag_complex_method
9481 conditional to flag_isoc99.
9482 (c_common_init_options): Do it here, unconditionally.
9484 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
9486 PR tree-optimization/32589
9487 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
9488 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
9489 * tree-ssa-propagate.c (valid_gimple_expression_p): New
9490 predicate, extracted from...
9491 (set_rhs): ...here. Call it for the expression on entry.
9492 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
9493 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
9494 (simplify_binary_expression): Use valid_gimple_expression_p
9495 to validate the simplification.
9496 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
9498 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
9500 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
9501 DWARF2_DEBUG on 32 bit target too.
9502 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
9504 2007-07-11 Nick Clifton <nickc@redhat.com>
9506 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
9507 version for 64-bit hosts.
9509 2007-07-10 David Daney <ddaney@avtrex.com>
9511 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
9513 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
9515 * config/mips/mips.c (mips_expand_synci_loop): New function.
9516 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
9517 (UNSPEC_RDHWR): Same.
9518 (UNSPEC_SYNCI): Same.
9519 (UNSPEC_SYNC): Same.
9520 (clear_cache): New expand.
9524 (clear_hazard): Same.
9525 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
9527 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
9528 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
9530 2007-07-10 Ian Lance Taylor <iant@google.com>
9532 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
9535 2007-07-10 David Daney <ddaney@avtrex.com>
9537 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
9538 * builtins.c (expand_builtin___clear_cache): New function.
9539 (expand_builtin): Call expand_builtin___clear_cache for
9540 BUILT_IN_CLEAR_CACHE case.
9541 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
9542 * doc/md.texi (clear_cache): Document new instruction pattern.
9543 * testsuite/gcc.dg/builtins-64.c: New test.
9545 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
9547 * config/cris/cris.md ("movsi"): Fix typo in last change.
9549 2007-07-09 Geoffrey Keating <geoffk@apple.com>
9552 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
9554 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
9555 * varasm.c (assemble_start_function): Honor DECL_ALIGN
9556 for FUNCTION_DECLs. Don't use align_functions_log if
9558 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
9559 even for FUNCTION_DECLs.
9560 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
9562 * tree.h (DECL_ALIGN): Update for new location of 'align'.
9563 (DECL_FUNCTION_CODE): Update for new location and name of
9565 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
9566 (struct tree_decl_common): Move 'align' and 'off_align' out
9567 of union, ensure they're still on a 32-bit boundary. Remove
9568 other fields in union 'u1'.
9569 (struct tree_function_decl): Add field 'function_code' replacing
9570 'u1.f' in tree_decl_common.
9571 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
9572 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
9573 (Variable Attributes): Cross-reference 'aligned' attribute
9574 to Function Attributes.
9575 * flags.h (force_align_functions_log): Delete.
9576 * toplev.c (force_align_functions_log): Delete.
9578 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
9581 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
9582 (*vec_concatv2di_rex): New insn pattern.
9584 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9587 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
9589 2007-07-10 Ian Lance Taylor <iant@google.com>
9591 Replace no_new_pseudos in backends.
9592 * rtl.h (can_create_pseudo_p): Define.
9593 * config/darwin.c (machopic_indirect_data_reference): Use
9594 can_create_pseudo_p () instead of no_new_pseudos.
9595 (machopic_indirect_data_reference): Likewise.
9596 (machopic_legitimize_pic_address): Likewise.
9597 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
9598 (alpha_emit_set_const_1): Likewise.
9599 (alpha_emit_set_const): Likewise.
9600 (alpha_emit_conditional_move): Likewise.
9601 (alpha_split_conditional_move): Likewise.
9602 * config/alpha/alpha.md (various splitters): Likewise.
9604 * config/arm/arm.c (legitimize_pic_address): Likewise.
9605 (arm_load_pic_register): Likewise.
9606 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
9607 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
9608 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
9609 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
9610 * config/cris/cris.md (movsi): Likewise.
9611 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
9612 (symGOTOFF2reg_hilo): Likewise.
9613 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
9614 * config/h8300/h8300.md (insv, extzv): Likewise.
9615 * config/i386/i386.c (ix86_expand_move): Likewise.
9616 (ix86_expand_vector_move): Likewise.
9617 (ix86_prepare_fp_compare_args): Likewise.
9618 (ix86_expand_carry_flag_compare): Likewise.
9619 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
9620 (tls_dynamic_gnu2_combine_32): Likewise.
9621 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
9622 * config/ia64/ia64.c (ia64_expand_move): Likewise.
9623 (ia64_expand_movxf_movrf): Likewise.
9624 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
9625 (m32c_split_move): Likewise.
9626 (m32c_expand_insv): Likewise.
9627 * config/m68k/m68k.md (movsi): Likewise.
9628 * config/mips/mips.c (mips_force_temporary): Likewise.
9629 (mips_split_symbol): Likewise.
9630 (mips_move_integer): Likewise.
9631 (mips_legitimize_const_move): Likewise.
9632 * config/mn10300/mn10300.md (movsi): Likewise.
9633 * config/pa/pa.c (emit_move_sequence): Likewise.
9634 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
9635 (rs6000_got_register): Likewise.
9636 (create_TOC_reference): Likewise.
9637 (rs6000_machopic_legitimize_pic_address): Likewise.
9638 * config/rs6000/rs6000.md (add<mode>3): Likewise.
9639 (various splitters): Likewise.
9640 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
9641 (movsi_got): Likewise.
9642 * config/s390/s390.c (emit_symbolic_move): Likewise.
9643 * config/s390/s390.md (movhi, movqi): Likewise.
9644 (load_multiple, store_multiple): Likewise.
9645 * config/score/score.c (score_force_temporary): Likewise.
9646 * config/sh/sh.c (prepare_move_operands): Likewise.
9647 (prepare_cbranch_operands): Likewise.
9648 (emit_fpu_switch): Likewise.
9649 (fpscr_set_from_mem): Likewise.
9650 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
9651 (adddi3, subsi3): Likewise.
9652 (various splitters): Likewise.
9653 (divsi_inv_fp_combine): Likewise.
9654 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
9655 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
9657 * config/sh/predicates.md (xor_operand): Likewise.
9658 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
9659 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
9660 (movdi_pic_label_ref): Likewise.
9661 * config/spu/spu.c (spu_split_immediate): Likewise.
9662 * config/alpha/alpha.md (various splitters): Remove test
9663 !no_new_pseudos || reload_completed.
9664 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
9666 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
9667 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
9668 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
9669 * config/score/score.c (th_output_mi_thunk): Likewise.
9670 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9671 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9673 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
9675 PR rtl-optimization/32664
9676 * mode-switching.c (create_pre_exit): Skip barrier insns.
9678 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
9680 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
9681 force_gimple_operand_bsi.
9682 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
9683 rewrite_use_compare): Ditto.
9684 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
9686 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
9687 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
9688 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
9689 * tree-profile.c (prepare_instrumented_value,
9690 tree_gen_interval_profiler, tree_gen_pow2_profiler,
9691 tree_gen_one_value_profiler, tree_gen_ic_profiler,
9692 tree_gen_ic_func_profiler, tree_gen_average_profiler,
9693 tree_gen_ior_profiler): Ditto.
9694 * tree-ssa-reassoc.c (negate_value): Ditto.
9695 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
9696 Use force_gimple_operand_bsi.
9697 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
9698 * tree-if-conv.c (add_to_dst_predicate_list,
9699 find_phi_replacement_condition): Ditto.
9700 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
9701 Call mark_symbols_for_renaming for new statements.
9702 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
9704 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
9706 * cfghooks.c (remove_edge): New function.
9707 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
9709 * cfghooks.h (remove_edge): Declare.
9710 * cfg.c (remove_edge): Renamed to remove_edge_raw.
9711 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
9713 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
9715 * optabs.h: Added declaration for signbit_optab.
9716 * optabs.c: (init_optabs): Added initialization for signbit_optab.
9717 * genoptinit.c (optabs): Added entry for signbit insns.
9718 * builtins.c (expand_builtin_signbit): Added code to use a signbit
9720 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
9721 * config/s390/s390.md (signbit<mode>2): New expander.
9723 2007-07-09 Richard Guenther <rguenther@suse.de>
9726 * fold-const.c (fold_plusminus_mult_expr): Move constant
9727 arguments second to allow decomposing.
9729 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
9732 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
9734 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
9735 Disregard DECL_FROM_INLINE.
9737 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
9740 * doc/invoke.texi: Add ftree-reassoc flag.
9741 * common.opt (ftree-reassoc): New flag.
9742 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
9743 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
9745 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
9747 PR tree-optimization/32681
9748 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
9749 saved in second_edge->aux when first_bb is a loop header.
9751 2007-07-09 Jan HUbicka <jh@suse.cz>
9753 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
9755 2007-07-09 Richard Guenther <rguenther@suse.de>
9757 * c-decl.c (start_function): Do not promote return type.
9759 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
9761 * function.c (do_warn_unused_parameter): Do not warn if
9762 TREE_NO_WARNING is set.
9764 2007-07-08 Andreas Schwab <schwab@suse.de>
9766 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
9768 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
9771 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
9773 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
9774 apply to assembly language, too.
9775 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
9777 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
9779 Revert (note the sccvn portions are *not* reverted)
9780 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
9782 Fix PR tree-optimization/23488
9784 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
9786 * tree-flow-inline.h (get_value_handle): Ditto.
9787 * tree-ssa-pre.c (decl_vh_map): New.
9788 (decl_node_pool): New.
9789 (can_value_number_operation): Support DECL_P.
9790 (can_PRE_operation): Ditto.
9791 (create_expression_by_pieces): Ditto.
9792 (find_existing_value_expr): Modify to differnetiate between
9793 addressing and top level.
9794 (create_value_handle_for_expr): Handle DECL's.
9795 (poolify_tree): Ditto.
9796 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
9797 (make_values_for_stmt): Handle DECL's properly.
9798 (init_pre): Reorg to not init useless things during FRE.
9800 * tree-flow.h: Include pointer-set.h.
9801 (decl_vh_map): Declare.
9802 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
9804 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
9806 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
9807 the constraint description.
9808 * doc/md.texi: Update documentation of AVR constraints.
9810 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
9812 * auto-inc-dec.c, config/arm/arm.c,
9813 config/m32r/constraints.md, config/mips/mips.md,
9814 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
9815 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
9816 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
9817 typos. Follow spelling conventions.
9818 * doc/invoke.texi, doc/rtl.texi: Fix typos.
9820 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
9821 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
9823 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
9824 realloc_vuse): Remove.
9825 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
9828 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
9830 Fix PR tree-optimization/23488
9832 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
9833 (try_to_simplify): Ditto.
9835 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
9837 * tree-flow-inline.h (get_value_handle): Ditto.
9838 * tree-ssa-pre.c (decl_vh_map): New.
9839 (decl_node_pool): New.
9840 (can_value_number_operation): Support DECL_P.
9841 (can_PRE_operation): Ditto.
9842 (create_expression_by_pieces): Ditto.
9843 (find_existing_value_expr): Modify to differnetiate between
9844 addressing and top level.
9845 (create_value_handle_for_expr): Handle DECL's.
9846 (poolify_tree): Ditto.
9847 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
9848 (make_values_for_stmt): Handle DECL's properly.
9849 (init_pre): Reorg to not init useless things during FRE.
9851 * tree-flow.h: Include pointer-set.h.
9852 (decl_vh_map): Declare.
9853 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
9855 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
9857 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
9858 apply to assembly language, too.
9859 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
9861 2007-07-06 Ian Lance Taylor <iant@google.com>
9862 Zack Weinberg <zackw@panix.com>
9865 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
9867 2007-07-06 Richard Sandiford <richard@codesourcery.com>
9869 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
9870 (prefetch): Likewise if "pref" would be used.
9872 2007-07-06 Josh Conner <jconner@apple.com>
9876 * calls.c (store_one_arg): Handle arguments which are partially
9877 on the stack when detecting argument overlap.
9879 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
9881 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
9882 chosen during find_reloads.
9884 2007-07-06 Richard Guenther <rguenther@suse.de>
9886 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
9887 TYPE_ARG_TYPES for verification of argument types. Use
9888 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
9889 parameters as variable arguments.
9891 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
9893 * libgcc2.h (word_type): Type definition removed.
9894 (cmp_return_type, shift_count_type): Type definitions added.
9895 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
9896 replaced with shift_count_type.
9897 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
9899 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
9900 changed from word_type to Wtype.
9901 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
9902 replaced with shift_count_type.
9903 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
9905 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
9906 and libgcc_shift_count attribute added.
9907 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
9908 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
9909 (TARGET_INITIALIZER): New target hooks added.
9910 * targhooks.c (default_libgcc_cmp_return_mode,
9911 default_libgcc_shift_count_mode): Default implementations for the new
9913 * targhooks.h (default_libgcc_cmp_return_mode,
9914 default_libgcc_shift_count_mode): Function prototypes added.
9915 * target.h (struct gcc_target): Fields for the new target hooks added.
9916 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
9918 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
9921 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
9922 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
9924 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
9925 s390_libgcc_shift_count_mode): Functions added.
9926 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
9927 Target hooks defined.
9929 2007-07-06 Richard Sandiford <richard@codesourcery.com>
9931 * config/mips/mips.c (compute_frame_size): Restore the original
9932 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
9933 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
9934 Document why the difference is needed.
9936 2007-07-06 Richard Guenther <rguenther@suse.de>
9938 * c-common.c (boolean_increment): Use correctly typed
9941 2007-07-06 Richard Sandiford <richard@codesourcery.com>
9943 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
9944 the topmost argument register is not also included in the save mask.
9945 (mips16e_collect_argument_save_p): Take a pointer to the argument
9946 register, rather than a pointer to the number of arguments.
9947 (mips16e_collect_argument_saves): Only include argument saves
9948 that aren't in the register mask.
9950 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
9952 PR rtl-optimization/32450
9953 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
9954 to ensure that instructions are not moved into the prologue when
9955 profiling is on. Remove unused prologue_end variable.
9956 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
9957 as a scheduling barrier.
9959 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
9962 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
9963 Disregard DECL_FROM_INLINE.
9965 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
9967 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
9968 IORing with a constant.
9970 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
9972 PR rtl-optimization/32475
9973 * df-scan.c (df_def_record_1): Add a use of the stack pointer
9974 for every definition of the stack pointer.
9976 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
9978 * arm.c (vfp3_const_double_index): Copy signed results of
9979 REAL_VALUE_TO_INT into unsigned vars.
9981 2007-07-05 Richard Guenther <rguenther@suse.de>
9984 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
9986 * tree-ssa.c (useless_type_conversion_p): Check canonical
9989 2007-07-05 Anatoly Sokolov <aesok@post.ru>
9991 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
9992 zero_extendhisi2): Change to define_insn_and_split.
9993 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
9995 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
9997 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
9998 pass_match_asm_constraints): New.
9999 * passes.c (init_optimization_passes): Add new pass.
10000 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
10001 * function.h (struct function): Add has_asm_statement bit.
10002 (current_function_has_asm_statement): New.
10003 * tree-pass.h (pass_match_asm_constraints): New.
10005 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
10007 * config/mips/mips.c (mips_file_start): Avoid declaration
10010 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10012 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
10014 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
10016 * rtl.def (NOTE): Change print format string to print
10017 operand 5 as a note insn name.
10019 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10020 David Ung <davidu@mips.com>
10022 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
10023 * doc/invoke.texi: (MIPS Options): Document them.
10025 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
10026 David Ung <davidu@mips.com>
10028 Add support for SmartMIPS ASE.
10030 * optabs.c (expand_binop_directly): New, broken out from...
10031 (expand_binop): Here. Make it try rotating in the other
10032 direction even when the second operand isn't constant.
10033 * config/mips/mips.md (*lwxs): New.
10034 * config/mips/mips.opt (msmartmips): New.
10035 * config/mips/mips.c (mips_lwxs_address_p): New.
10036 (mips_rtx_costs): Make it recognize scaled indexed addressing.
10037 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
10038 __mips_smartmips when compiling for TARGET_SMARTMIPS.
10039 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
10040 (ISA_HAS_LWXS): New.
10041 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
10042 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
10043 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
10044 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
10045 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
10046 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
10047 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
10049 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10051 * tree-vectorizer.c (new_loop_vec_info): Initialize
10052 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10053 * tree-vectorizer.h (_loop_vec_info): Added new filed
10054 min_profitable_iters.
10055 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
10056 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
10057 * tree-vect-analyze.c (vect_analyze_operations): Set
10058 LOOP_VINFO_COST_MODEL_MIN_ITERS.
10059 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
10060 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
10061 Fix calculation of peel_iters_prologue. Move consideration of epilogue
10062 and prologue cost to after they are computed.
10063 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
10064 TARG_VEC_STMT_COST.
10065 (vect_model_simple_cost): Takes additional argument dt. Consider cost
10066 of creating vectors from scalars according to dt.
10067 (vect_model_store_cost): Likewise.
10068 (vectorizable_call): Use dt array instead of scalar dt. Call
10069 vect_model_simple_cost with additional argument dt.
10070 (vectorizable_assignment): Likewise.
10071 (vectorizable_operation): Likewise.
10072 (vectorizable_type_demotion): Likewise.
10073 (vectorizable_type_promotion): Likewise.
10074 (vectorizable_store): Use dt array instead of scalar dt. Call
10075 vect_model_store_cost with additional argument dt.
10076 (vect_do_peeling_for_loop_bound): Don't call
10077 vect_estimate_min_profitable_iters. Instead, lookup
10078 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
10079 "may not be profitable".
10081 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
10084 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
10085 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
10086 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
10087 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
10089 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
10091 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
10092 addressing modes cheaper.
10094 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
10096 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
10097 (dw_ranges_struct): Rename block_num to num. Adjust.
10098 (dw_ranges_by_label_struct): New.
10099 (ranges_by_label, ranges_by_label_allocated,
10100 ranges_by_label_in_use): New variables.
10101 (add_ranges_num): Factored most of the code out of...
10102 (add_ranges): ... this one. Rewrite in terms of the former.
10103 (add_ranges_by_labels): New.
10104 (output_ranges): Output by-label ranges.
10105 (dwarf2out_finish): Output range for multiple-section
10106 compile_unit. Output standard DW_AT_low_pc in addition to
10107 unexpected DW_AT_entry_pc.
10109 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
10111 PR tree-optimization/32604
10112 PR tree-optimization/32606
10114 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
10115 (compute_antic_safe): Removed.
10116 (ANTIC_SAFE_LOADS): Ditto.
10117 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
10118 (execute_pre): Don't call compute_antic_safe.
10119 (vuse_equiv): New function.
10120 (make_values_for_stmt): Use it
10121 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
10124 2007-07-04 Anatoly Sokolov <aesok@post.ru>
10127 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
10128 rather than a decl.
10129 (avr_attribute_table): Make "naked" attribute apply to function types
10130 rather than to decls.
10131 (avr_handle_fntype_attribute): New function.
10133 2007-07-04 Joseph Myers <joseph@codesourcery.com>
10135 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
10138 2007-07-04 David Ung <davidu@mips.com>
10139 Joseph Myers <joseph@codesourcery.com>
10141 * config/mips/mips.md (type): Add logical, signext and move.
10142 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
10143 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
10144 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
10145 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
10146 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
10147 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
10148 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
10149 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
10150 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
10151 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
10152 movv2sf_hardfloat_64bit): Use the new types.
10153 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
10154 *movdf_softfloat, *movdf_mips16): Use "multi".
10155 (extendqihi2): Replace with a define_expand.
10156 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
10157 Based on extend<SHORT:mode><GPR:mode>2 patterns.
10158 * config/mips/74k.md (r74k_int_logical): New reservation and
10160 (r74k_int_arith): Remove "slt".
10161 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
10162 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
10163 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
10164 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
10165 reservations for "arith".
10167 2007-07-04 Richard Guenther <rguenther@suse.de>
10169 * tree-ssa.c (useless_type_conversion_p): Add handling for
10170 scalar float and vector types. Only call the types_compatible_p
10171 langhook for aggregate types as last resort. Follow the
10174 2007-07-04 Richard Guenther <rguenther@suse.de>
10176 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
10177 the same as NOP_EXPR.
10179 2007-07-04 Nick Clifton <nickc@redhat.com>
10181 * target.h (struct gcc_target): Add target_help field.
10182 * target-def.h (TARGET_HELP): New.
10183 (TARGET_INITIALIZER): Use TARGET_HELP.
10184 * opts.c (command_handle_option): Invoke target_help function, if
10185 defined, when the user has specified --target-help on the command
10187 * doc/invoke.texi: Mention that --target-help might print
10188 additional information.
10189 * doc/tm.texi: Document TARGET_HELP hook.
10191 * arm.c (TARGET_HELP): Override default definition.
10192 (arm_target_help): New - display a wrapped list of cores and
10193 architectures supported.
10195 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
10197 * config/v850/v850.c (expand_prologue): Make sure
10198 GEN_INT() argument is sign extended rather than zero extended.
10199 (expand_epilogue): Likewise.
10200 (output_move_double): Delete.
10201 * config/v850/v850-protos.h (output_move_double): Delete.
10202 * config/v850/v850.md (movdi): Delete.
10203 (*movdi_internal): Delete.
10205 (*movdf_internal): Delete.
10207 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10209 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
10210 unless compiling RTP PIC.
10212 2007-07-04 Richard Guenther <rguenther@suse.de>
10214 PR tree-optimization/32482
10215 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
10216 original ssa name if we didn't find a shift expression.
10217 Fix shift constant for bit zero test.
10219 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10221 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
10223 2007-07-04 Richard Sandiford <richard@codesourcery.com>
10225 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
10226 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
10227 * config/arm/vxworks.h (ASM_SPEC): Delete.
10228 (SUBTARGET_EXTRA_ASM_SPEC): Define.
10230 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10232 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
10233 (DDR_REVERSED_P): New.
10234 * tree-data-ref.c (initialize_data_dependence_relation,
10235 build_classic_dist_vector): Set DDR_REVERSED_P.
10237 2007-07-04 Sebastian Pop <sebpop@gmail.com>
10239 PR middle-end/32457
10240 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
10241 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
10242 init_omega_for_ddr_1): Use non conservative number of iterations
10244 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
10245 (analyze_siv_subscript): Remove FIXME and reinitialization of
10246 last_conflicts to chrec_dont_know.
10247 * testsuite/gfortran.dg/vect/pr32457.f90: New.
10249 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10251 * tree.c (maybe_canonicalize_argtypes): Improve description.
10253 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
10255 * tree.c (maybe_canonicalize_argtypes): New.
10256 (build_function_type): Set canonical type.
10257 (build_method_type_directly): Ditto.
10258 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
10261 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10263 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
10265 (rewrite_use_nonlinear_expr): Likewise.
10267 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
10269 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
10271 2007-07-04 Ben Elliston <bje@au.ibm.com>
10273 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
10276 * c-objc-common.c (c_types_compatible_p): Fix indentation.
10278 * doc/tm.texi (Run-time Target): Capitalise "CPU".
10279 (Exception Handling): Likewise.
10281 2007-07-03 Jan Hubicka <jh@suse.cz>
10283 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
10285 2007-07-03 Eric Christopher <echristo@apple.com>
10287 * doc/cppopts.texi: Add conflicting option note to -dM.
10288 * doc/invoke.texi: Add note about possible conflicts with
10289 -E for -dCHARS and note that -dM will not produce
10290 any results if there is no machine dependent reorg.
10292 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10294 * tree.h (DECL_ALIGN): Back out previous change.
10296 2007-07-03 Joseph Myers <joseph@codesourcery.com>
10298 * configure.ac: Test for .dtprelword support on MIPS.
10299 * configure, config.in: Regenerate.
10300 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
10301 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
10303 2007-07-03 Julian Brown <julian@codesourcery.com>
10305 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
10306 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
10307 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
10308 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
10310 (all_fpus): Add FPUTYPE_VFP3.
10311 (fp_model_for_fpu): Add VFPv3 field.
10312 (arm_rtx_costs_1): Give cost to VFPv3 constants.
10313 (vfp3_const_double_index): New function. Return integer index of
10314 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
10316 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
10317 and argument represents a valid RTX for a VFPv3 constant.
10318 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
10320 (vfp_emit_fstmd): Similar, for fstmd.
10321 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
10322 constants, represented as integer indices.
10323 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
10324 VFP_REGNO_OK_FOR_DOUBLE macros.
10325 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
10326 (arm_file_start): Set float-abi attribute for VFPv3, and output
10327 correct ".fpu" assembler directive.
10328 (arm_dbx_register_numbering): Add FIXME.
10329 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
10330 (fputype): Add FPUTYPE_VFP3.
10331 (FIXED_REGISTERS): Add 32 registers for D16-D31.
10332 (CALL_USED_REGISTERS): Likewise.
10333 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
10334 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
10335 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
10336 (D7_VFP_REGNUM): New.
10337 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
10338 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
10339 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
10340 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
10341 (REG_ALLOC_ORDER): Adjust for VFPv3.
10342 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
10343 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
10344 VFP_LO_REGS, VFP_HI_REGS.
10345 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
10346 (IS_VFP_CLASS): Define macro.
10347 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
10349 (REGISTER_MOVE_COST): Likewise.
10350 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
10351 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
10352 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
10353 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
10354 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
10355 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
10356 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
10357 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
10358 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
10359 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
10360 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
10361 where appropriate for single-word registers.
10362 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
10363 As above. Fix type attributes.
10364 * config/arm/constraints.md (register_contraint "t"): Define.
10365 (register_constraint "w"): Change to D0-D15, or D0-D31 for
10367 (register_constraint "x"): Define.
10368 (constraint "Dv"): Define.
10370 2007-07-03 Geoffrey Keating <geoffk@apple.com>
10372 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
10374 2007-07-03 Tom Tromey <tromey@redhat.com>
10376 * c-parser.c (objc_pq_context): Removed.
10377 (objc_need_raw_identifier): Likewise.
10378 (c_parser) <objc_pq_context>: New field.
10379 <objc_need_raw_identifier>: Likewise.
10380 (OBJC_NEED_RAW_IDENTIFIER): Removed.
10381 (c_lex_one_token): Update.
10382 (c_parser_objc_protocol_definition): Update.
10383 (c_parser_objc_method_definition): Update.
10384 (c_parser_objc_methodproto): Update.
10385 (c_parser_declspecs): Update.
10387 2007-07-03 David Ung <davidu@mips.com>
10389 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
10391 2007-07-03 David Ung <davidu@mips.com>
10392 Richard Sandiford <richard@codesourcery.com>
10394 * doc/invoke.texi: Document -march=74kf3_2.
10395 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
10396 (TUNE_74K): Check for it.
10397 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
10398 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
10399 * config/mips/mips.md (cpu): Add 74kf3_2.
10400 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
10401 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
10402 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
10403 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
10404 74kf3_2 to the CPU list.
10405 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
10406 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
10407 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
10408 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
10409 (r74kf3_2_fxfer_from_c1): New insn reservations.
10411 2007-07-03 Richard Sandiford <richard@codesourcery.com>
10412 David Ung <davidu@mips.com>
10414 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
10415 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
10416 and 74k[fx]. Document aliases for the new options.
10417 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
10418 (PROCESSOR_24KF2_1): ...this.
10419 (PROCESSOR_24KX): Rename to...
10420 (PROCESSOR_24KF1_1): ...this.
10421 (PROCESSOR_74KF): Rename to...
10422 (PROCESSOR_74KF2_1): ...this.
10423 (PROCESSOR_74KX): Rename to...
10424 (PROCESSOR_74KF1_1): ...this.
10425 (TUNE_74K): Update PROCESSOR_* names.
10426 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
10427 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
10428 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
10429 (mips_rtx_cost_data): Update processor names in comments.
10430 (mips_issue_rate): Update PROCESSOR_* names.
10431 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
10432 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
10433 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
10434 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
10435 Update cpu attribute names.
10436 (r24k_fpu_iss): Rename this reservation to...
10437 (r24kf2_1_fpu_iss): ...this and update all uses.
10438 (r24kx_fpu_iss): Rename this reservation to...
10439 (r24kf1_1_fpu_iss): ...this and update all uses.
10440 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
10441 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
10442 Update cpu attribute names.
10444 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
10446 * config/m32r/constraints.md: New file.
10447 * config/m32r/m32r.c: Include tm-constrs.h.
10448 (small_data_operand): Use satisfies_constraint_* instead of macro.
10449 (addr24_operand, gen_compare): Likewise.
10450 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
10451 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
10452 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10453 EXTRA_CONSTRAINT): Likewise.
10454 * config/m32r/m32r.md: Include constraints.md.
10455 (*movsi_insn): Use satisfies_constraint_* instead of macro.
10456 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
10457 * config/m32r/predicates.md (conditional_move_operand): Likewise.
10458 (two_insn_const_operand, int8_operand, uint16_operand,
10459 reg_or_int16_operand, reg_or_uint16_operand,
10460 reg_or_cmp_int16_operand, cmp_int16_operand,
10461 seth_add3_operand): Likewise.
10463 2007-07-03 Eric Christopher <echristo@gmail.com>
10465 * libgcc2.h: Conditionally declare __bswapsi2 and
10468 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
10470 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
10473 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10476 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
10477 (__gthrw_pragma): Provide default definition.
10478 (__gthrw2): Use it.
10479 * gthr-posix.c (__gthrw_pragma): Define.
10481 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
10483 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
10484 before declaring inequality.
10486 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
10488 * combine.c (recog_for_combine): Log the success or failure of
10489 matching new insn patterns against the machine description in
10492 2007-07-03 Revital Eres <eres@il.ibm.com>
10494 * ddg.c (print_sccs): New function.
10495 (check_sccs): New function.
10496 (create_ddg_all_sccs): Use it.
10497 * ddg.h (print_sccs): Declare.
10498 * modulo-sched.c (sms_order_nodes): Call print_sccs.
10500 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
10502 * targhooks.h (default_mode_for_suffix): New function declaration.
10503 * targhooks.c (default_mode_for_suffix): New default target hook.
10504 * target.h (struct c): New structure in the targetm struct.
10505 (mode_for_suffix): New target hook as part of struct c.
10506 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
10507 default_mode_for_suffix.
10508 (TARGET_C): New define.
10509 * c-lex.c: Include "target.h".
10510 (interpret_float): Use targetm.c.mode_for_suffix to determine
10511 the mode for a given non-standard suffix.
10512 Makefile.in (c-lex.o): Depend on $(TARGET_H).
10514 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
10515 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
10517 * doc/extend.texi (Floating Types): New node. Document __float80 and
10518 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
10520 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
10523 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
10524 predicate instead of target_operand.
10525 (divsi3_i1_media, divsi3_media_2): Likewise.
10527 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
10529 * tree.h (alias_sets_might_conflict_p): Rename into
10530 alias_sets_must_conflict_p.
10531 * alias.c (alias_sets_might_conflict_p): Likewise.
10532 (alias_sets_conflict_p): Use it.
10533 (objects_must_conflict_p): Likewise.
10534 * c-common.c (strict_aliasing_warning): Adjust.
10536 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
10538 * rtlhooks.c (gen_lowpart_if_possible): Check for
10539 invalid subreg before calling gen_lowpart_SUBREG.
10541 2007-07-02 Geoffrey Keating <geoffk@apple.com>
10543 * config/darwin9.h: Add copyright notice.
10544 (LINK_COMMAND_SPEC): Add comment.
10545 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
10546 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
10547 DARWIN_LIBSYSTEM_HAS_UNWIND.
10549 2007-07-02 Jakub Jelinek <jakub@redhat.com>
10552 * omp-low.c (check_combined_parallel): New function.
10553 (lower_omp_parallel): Call it via walk_stmts, set
10554 OMP_PARALLEL_COMBINED if appropriate.
10555 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
10556 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
10557 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
10558 don't consider it as combined parallel.
10560 2007-07-02 Richard Sandiford <richard@codesourcery.com>
10562 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
10563 (gcc_tooldir): Likewise.
10564 * configure: Regenerate.
10565 * Makefile.in (libsubdir_to_prefix): New variable, based on the
10566 old configure.ac gcc_tooldir setting.
10567 (prefix_to_exec_prefix): New variable.
10568 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
10569 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
10571 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
10573 Fix PR tree-optimization/32583
10574 Fix PR tree-optimization/32584
10575 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
10576 (phi_translate_set): Use phi_translate directly now.
10577 (make_values_for_stmt): Don't value number RHS if we already know
10580 2007-07-02 Steve Ellcey <sje@cup.hp.com>
10581 Jim Wilson <wilson@specifix.com>
10584 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
10587 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
10588 Richard Sandiford <richard@codesourcery.com>
10589 Nigel Stephens <nigel@mips.com>
10591 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
10592 (mips16e_output_save_restore): Declare.
10593 (mips16e_save_restore_pattern_p): Likewise.
10594 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
10595 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
10596 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
10597 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
10598 (BITSET_P): New global macro, extracted from...
10599 (mips_for_each_saved_reg): ...here.
10600 (mips16e_save_restore_info): New struct.
10601 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
10602 (mips16e_save_restore_regs): New variable.
10603 (mips_split_plus, mips16e_find_first_register): New functions.
10604 (mips16e_mask_registers): New function.
10605 (compute_frame_size): Expand the commentary before the function.
10606 Enforce the MIPS16e save and restore register range restrictions.
10607 Pad the general register save area at the low end.
10608 (mips16e_save_restore_reg, mips16e_build_save_restore)
10609 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
10610 (mips16e_output_save_restore, mips16e_collect_propagate_value)
10611 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
10613 (mips_expand_prologue, mips_expand_epilogue): Handle
10614 GENERATE_MIPS16E_SAVE_RESTORE.
10615 * config/mips/mips.md (*mips16e_save_restore): New pattern.
10617 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
10619 PR tree-optimization/31966
10620 PR tree-optimization/32533
10621 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
10622 "basic_block" description as its third argument. Update function
10623 calls to get destination bb from "edge" argument. Save "cond" into
10624 aux field of the edge. Update prototype for changed arguments.
10625 (if_convertible_loop_p): Clear aux field of incoming edges if bb
10627 (find_phi_replacement_condition): Operate on incoming edges, not
10628 on predecessor blocks. If there is a condition saved in the
10629 incoming edge aux field, AND it with incoming bb predicate.
10630 Return source bb of the first edge.
10631 (clean_predicate_lists): Clean aux field of outgoing node edges.
10632 (tree_if_conversion): Do not initialize cond variable. Move
10633 variable declaration into the loop.
10634 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
10635 initializations of new_stmt, arg0 and arg1 variables.
10637 2007-07-02 Jakub Jelinek <jakub@redhat.com>
10639 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
10640 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
10642 2007-07-02 Richard Guenther <rguenther@suse.de>
10644 * tree-ssa.c (useless_type_conversion_p): Document
10645 future intent as defining the middle-end type system.
10646 Re-structure to call langhook last, group by type class,
10647 mark questionable parts.
10649 2007-07-02 Richard Guenther <rguenther@suse.de>
10651 * tree-flow.h (types_compatible_p): Declare.
10652 * tree-ssa.c (types_compatible_p): New function.
10653 * ipa-type-escape.c (discover_unique_type): Use
10654 types_compatible_p instead of lang_hooks.types_compatible_p.
10655 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
10656 * tree-vn.c (expressions_equal_p): Likewise.
10657 * tree.c (fields_compatible_p): Likewise.
10658 * tree-ssa-dom.c (avail_expr_eq): Likewise.
10659 (cprop_operand): Use useless_type_conversion_p instead of
10660 lang_hooks.types_compatible_p.
10661 * tree-inline.c (setup_one_parameter): Likewise.
10662 (declare_return_variable): Likewise.
10663 * tree-nrv.c (tree_nrv): Likewise.
10664 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
10665 (maybe_fold_offset_to_component_ref): Likewise.
10666 (maybe_fold_offset_to_reference): Likewise.
10667 * tree-ssa-copy.c (may_propagate_copy): Likewise.
10668 (merge_alias_info): Likewise.
10669 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
10670 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
10671 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
10672 * tree-tailcall.c (find_tail_calls): Likewise.
10673 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
10674 * gimplify.c (canonicalize_addr_expr): Likewise.
10675 (fold_indirect_ref_rhs): Likewise.
10676 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
10677 (cpt_same_type): Likewise.
10678 (check_pointer_types_r): Swap parameters to cpt_same_type
10680 * fold-const.c (fold_convert): Revert fix for PR15988.
10681 * tree-inline.c (setup_one_parameter): Instead fix it here by
10682 using fold_build1 instead of fold_convert and checking for
10683 error_mark_node. Convert only if the conversion is necessary.
10685 2007-07-02 Joseph Myers <joseph@codesourcery.com>
10687 * configure.ac: Check for .gnu_attribute on Power.
10688 * configure: Regenerate.
10689 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
10690 attribute for floating-point ABI.
10692 2007-07-02 Ira Rosen <irar@il.ibm.com>
10694 PR tree-optimization/32230
10695 PR tree-optimization/32477
10696 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
10697 address is a constant.
10699 2007-07-02 Richard Sandiford <richard@codesourcery.com>
10701 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
10702 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
10703 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
10704 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
10705 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
10706 64-bit targets. Add support for *-elfoabi*.
10707 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
10708 different settings if $(tm_defines) does not select the EABI.
10709 (MULTILIB_EXCLUSIONS): Define in those circumstances.
10710 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
10711 (MIPS_ARCH_OPTION_SPEC): Likewise.
10712 (MIPS_ISA_LEVEL_SPEC): Likewise.
10713 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
10714 * config/mips/elfoabi.h: New file.
10716 2007-07-02 Richard Guenther <rguenther@suse.de>
10718 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
10719 (useless_type_conversion_p): ... this.
10720 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
10721 (useless_type_conversion_p): ... this.
10722 * builtins.c (fold_builtin_memory_op): Rename
10723 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
10724 * tree-cfg.c (verify_expr): Likewise.
10725 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
10726 * tree-ssa-ccp.c (ccp_fold): Likewise.
10727 * tree-ssa-copy.c (may_propagate_copy): Likewise.
10728 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
10729 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
10730 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
10731 * tree-ssa-pre.c (eliminate): Likewise.
10732 * tree-ssa.c (delete_tree_ssa): Likewise.
10733 (tree_ssa_useless_type_conversion): Likewise.
10734 * tree.c (build2_stat): Likewise.
10736 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
10738 Fix PR tree-optimization/32571
10739 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
10742 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
10744 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
10745 and other expected operations explicitly, change default to
10748 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10750 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
10752 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
10753 (tls_load_dot_plus_eight): Move the label number into the unspec.
10754 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
10756 2007-07-01 Andreas Schwab <schwab@suse.de>
10758 * dwarf2out.c (initial_return_save): Define only if used.
10760 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
10762 Unreverting Richard's Revert of:
10764 2007-06-27 Richard Sandiford <richard@codesourcery.com>
10766 * dce.c (deletable_insn_p_1): New function, split out from...
10767 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
10768 specially, not those inside PARALLELs. Remove BODY argument
10769 and adjust recursive call accordingly.
10770 (prescan_insns_for_dce): Update call to delete_insn_p.
10772 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
10773 Revital Eres <eres@il.ibm.com>
10775 * ddg.c (create_ddg_all_sccs): Fix missed
10776 initialization of scc_nodes.
10778 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
10780 PR middle-end/32559
10781 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
10782 X + ~X to 1 only for INTEGRAL_TYPE_P type.
10784 2007-06-30 Joseph Myers <joseph@codesourcery.com>
10786 * configure.ac: Check for .gnu_attribute on MIPS.
10787 * configure, config.in: Regenerate.
10788 * config/mips/mips.c (mips_file_start): If supported, output
10789 attribute for floating-point ABI.
10791 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
10794 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
10795 (ffs_cmove): New expander to expand using ctz pattern.
10796 (*ffs_cmove): Remove pattern.
10797 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
10798 (ffsdi2): Expand using ctz pattern.
10799 (*ffs_rex64): Remove pattern.
10801 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10803 PR rtl-optimization/32296
10804 * pa.md (return): Delete pattern.
10805 (return_internal): Remove "(const_int 1)" from pattern.
10806 (epilogue): Use return_internal pattern for trivial returns.
10807 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
10808 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
10810 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
10812 * tree-ssa-pre.c (is_exception_related): New function
10813 (can_value_number_operation): Use it.
10815 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
10817 Fix PR tree-optimization/32540
10818 Fix PR tree-optimization/31651
10820 * tree-ssa-sccvn.c: New file.
10822 * tree-ssa-sccvn.h: Ditto.
10824 * tree-vn.c: Include tree-ssa-sccvn.h
10825 (val_expr_paid_d): Removed.
10826 (value_table): Ditto.
10827 (vn_compute): Ditto.
10828 (val_expr_pair_hash): Ditto.
10829 (val_expr_pair_expr_eq): Ditto.
10830 (copy_vuses_from_stmt): Ditto.
10831 (vn_delete): Ditto.
10833 (shared_vuses_from_stmt): Ditto.
10834 (print_creation_to_file): Moved up.
10835 (sort_vuses): Ditto.
10836 (sort_vuses_heap): Ditto.
10837 (set_value_handle): Make non-static.
10838 (make_value_handle): Ditto.
10839 (vn_add): Rewritten to use sccvn lookups.
10840 (vn_add_with_vuses): Ditto.
10841 (vn_lookup): Ditto (and second argument removed).
10842 (vn_lookup_with_vuses): Ditto.
10843 (vn_lookup_or_add): Ditto (and second argument removed);
10844 (vn_lookup_or_add_with_vuses): Ditto.
10845 (vn_lookup_with_stmt): New.
10846 (vn_lookup_or_add_with_stmt): Ditto.
10847 (create_value_handle_for_expr): Ditto.
10849 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
10850 (seen_during_translate): New function.
10851 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
10852 (phi_trans_add): Ditto.
10853 (constant_expr_p): FIELD_DECL is always constant.
10854 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
10855 Use constant_expr_p.
10856 Avoid infinite recursion on mutually valued expressions.
10857 Change callers of vn_lookup_or_add.
10858 (phi_translate): New function.
10859 (compute_antic_safe): Allow phi nodes.
10860 (create_component_ref_by_pieces): Update for FIELD_DECL change.
10861 (find_or_generate_expression): Rewrite slightly.
10862 (create_expression_by_pieces): Updated for vn_lookup_or_add
10864 Update VN_INFO for new names.
10865 (insert_into_preds_of_block): Update for new names.
10866 (add_to_exp_gen): New function.
10867 (add_to_sets): Use vn_lookup_or_add_with_stmt.
10868 (find_existing_value_expr): Rewrite to changed vn_lookup.
10869 (create_value_expr_from): Ditto, and use add_to_exp_gen.
10870 (try_look_through_load): Removed.
10871 (try_combine_conversion): Ditto.
10872 (get_sccvn_value): New function.
10873 (make_values_for_phi): Ditto.
10874 (make_values_for_stmt): Ditto.
10875 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
10877 (init_pre): Update for SCCVN changes.
10879 (execute_pre): Ditto.
10881 * tree-flow.h (make_value_handle): Declare.
10882 (set_value_handle): Ditto.
10883 (sort_vuses_heap): Ditto.
10884 (vn_lookup_or_add_with_stmt): Ditto.
10885 (vn_lookup_with_stmt): Ditto.
10886 (vn_compute): Remove.
10888 (vn_delete): Ditto.
10889 (vn_lookup): Update arguments.
10891 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
10892 (tree-vn.o): Ditto.
10893 (tree-ssa-sccvn.o): New.
10894 (OBJS-common): Add tree-ssa-sccvn.o
10896 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10899 * c-typeck.c (build_external_ref): Don't mark as used if called
10901 * calls.c (rtx_for_function_call): Likewise.
10903 2007-06-30 Richard Sandiford <richard@codesourcery.com>
10907 2007-06-27 Richard Sandiford <richard@codesourcery.com>
10909 * dce.c (deletable_insn_p_1): New function, split out from...
10910 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
10911 specially, not those inside PARALLELs. Remove BODY argument
10912 and adjust recursive call accordingly.
10913 (prescan_insns_for_dce): Update call to delete_insn_p.
10915 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
10917 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
10918 (try_combine): Move potential calls to undo_all() so they happen
10919 before we commit to using the combined insns.
10921 2006-06-30 Jan Hubicka <jh@suse.cz>
10923 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
10926 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
10928 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
10929 (cgraph_remove_unreachable_nodes): Likewise.
10930 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
10931 * ipa-inline.c (update_caller_keys): Cast according to the coding
10933 (cgraph_decide_recursive_inlining): Likewise.
10934 (cgraph_decide_inlining_of_small_function): Likewise.
10935 (try_inline): Likewise.
10936 (cgraph_decide_inlining_incrementally): Likewise.
10937 * ipa-pure-const.c (get_function_state): Likewise.
10938 (scan_function): Likewise.
10939 (analyze_function): Likewise.
10940 (static_execute): Likewise.
10941 * ipa-reference.c (scan_for_static_refs): Likewise.
10942 (merge_callee_local_info): Likewise.
10943 (analyze_function): Use type safe memory macros.
10944 (static_execute): Likewise. Cast according to the coding conventions.
10945 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
10947 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
10949 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
10950 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
10953 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
10955 PR middle-end/30024
10956 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
10957 for complex modes (both int and real).
10959 2007-06-29 Jan Hubicka <jh@suse.cz>
10961 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
10963 2007-06-29 Jan Hubicka <jh@suse.cz>
10965 PR middle-end/32372
10966 * cse.c (cse_insn): Avoid invalid sharing in between register note and
10969 2007-06-29 Anatoly Sokolov <aesok@post.ru>
10972 * config/avr/avr.c: Include dataflow header file.
10973 (expand_prologue): Adjust for prologue insn change.
10974 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
10977 2007-06-29 Richard Guenther <rguenther@suse.de>
10979 PR middle-end/32493
10980 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
10981 during type verification.
10983 2007-06-29 Jan Hubicka <jh@suse.cz>
10985 * recog.c (validate_change_rtx_1): Unshare TO argument.
10987 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
10989 PR tree-optimization/24659
10990 * tree-vect-transform.c (vectorizable_call): Handle
10991 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
10993 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
10994 * config/i386/i386.c (enum ix86_builtins)
10995 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
10996 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
10998 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
10999 const using def_builtin_const.
11000 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
11001 input operands in the same modes as the result.
11002 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
11004 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
11006 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
11007 (df_set_dead_notes_for_mw): Likewise.
11009 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
11011 * c-common.c (pointer_int_sum): Do the negation in sizetype.
11013 2007-06-28 DJ Delorie <dj@redhat.com>
11015 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
11017 2007-06-28 Geoffrey Keating <geoffk@apple.com>
11019 * doc/invoke.texi (C++ Dialect Options): Document
11020 fvisibility-ms-compat.
11021 * c.opt (fvisibility-ms-compat): New.
11023 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11026 * tree-affine.c (aff_combination_add_elt): Handle
11027 pointer addition specially.
11029 2007-06-28 Jakub Jelinek <jakub@redhat.com>
11031 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
11032 decl is non-external for AIX ABI.
11034 2007-06-28 David Edelsohn <edelsohn@gnu.org>
11036 * config/rs6000/predicates.md (current_file_function_operand):
11037 Ensure the symbol is non-external for AIX ABI.
11039 2007-06-28 Nick Clifton <nickc@redhat.com>
11041 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
11042 (fdce, fdse, fpredictive-commoning): Likewise.
11044 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11047 * gcc.c (process_command): Recognize the new -static-libgfortran
11050 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
11053 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
11054 Use a call clobbered hard reg instead of a pseudo reg.
11056 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11058 * config/sh/sh.md (load_gbr): Use correct operand constraint.
11060 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
11063 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
11064 REG_LIBCALL and REG_RETVAL notes.
11065 (divsi3, mulsi3): Likewise.
11066 (mulhisi3): Likewise. Use emit_libcall_block.
11067 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
11069 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
11071 PR rtl-optimization/32481
11072 * combine.c (adjust_for_new_dest): Rescan the changed insn.
11074 2007-06-27 Richard Sandiford <richard@codesourcery.com>
11076 * dce.c (deletable_insn_p_1): New function, split out from...
11077 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
11078 specially, not those inside PARALLELs. Remove BODY argument
11079 and adjust recursive call accordingly.
11080 (prescan_insns_for_dce): Update call to delete_insn_p.
11082 2007-06-27 Richard Guenther <rguenther@suse.de>
11084 PR middle-end/32492
11085 * tree.h (fold_convertible_p): Declare.
11086 * fold-const.c (fold_convertible_p): New function.
11087 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
11088 instead of lang_hooks.types_compatible_p.
11090 2007-06-26 Jan Hubicka <jh@suse.cz>
11092 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
11093 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
11094 early use validate_unshare_change.
11095 (reload_combine): Likewise.
11096 * recog.c (change_t): New field unshare.
11097 (validate_change_1): Rename from validate_change; add argument unshare.
11098 (validate_change): Turn into wrapper of validate_change_1; update
11099 prototype for bools.
11100 (validate_unshare_change): New.
11101 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
11102 calls of df_insn_rescan.
11103 * recog.h (validate_change): Replace ints by bools.
11104 (validate_unshare_change): Declare.
11106 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
11108 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
11110 2007-06-26 Steve Ellcey <sje@cup.hp.com>
11112 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
11114 2007-06-25 Jan Hubicka <jh@suse.cz>
11116 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
11118 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
11119 cgraph_decide_inlining_incrementally): Move uninlinability checks to
11120 places other call site specific checks are performed.
11122 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11125 * tree-vect-transform.c (vectorizable_operation): Convert
11126 POINTER_PLUS_EXPR over to PLUS_EXPR.
11128 2007-06-25 Chao-ying Fu <fu@mips.com>
11130 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
11131 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
11132 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
11133 Document GET_MODE_IBIT, and GET_MODE_FBIT.
11135 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
11136 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11137 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
11138 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
11139 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
11140 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
11141 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
11142 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
11143 ALL_FIXED_POINT_MODE_P): New define.
11144 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11146 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
11148 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
11149 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11150 MODE_VECTOR_UACCUM): New mode classes.
11152 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
11153 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
11154 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
11157 * genmodes.c (struct mode_data): Add ibit and fbit fields.
11158 (blank_mode): Initialize ibit and fbit.
11159 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
11160 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11162 (new_adjust): Change required_class to required_class_from and
11163 required_class_to for testing within a range.
11164 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
11165 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11166 MODE_VECTOR_UACCUM.
11167 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
11168 (make_fixed_point_mode): New.
11169 (_ADD_ADJUST): Change C to C1 and C2.
11170 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
11171 use a range for machine classes.
11172 (ADJUST_IBIT, ADJUST_FBIT): New.
11173 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
11175 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
11176 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11177 Emit adjustment for ibit and fbit.
11178 (emit_mode_ibit, emit_mode_fbit): New.
11179 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
11181 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
11183 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
11184 as the source of the set.
11186 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
11188 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
11189 FP_REGNO_P): Use IN_RANGE.
11190 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
11191 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
11192 (DATA_REG_P): Use DATA_REGNO_P.
11193 (FP_REG_P): Use FP_REGNO_P.
11194 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
11195 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
11196 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
11198 2007-06-24 Jan Hubicka <jh@suse.cz>
11200 PR middle-end/30563
11201 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
11203 2007-06-24 Sebastian Pop <sebpop@gmail.com>
11205 PR middle-end/32461
11206 * fold-const.c (fold_binary): Strip nops of operand 0
11207 of BIT_NOT_EXPR before calling operand_equal_p.
11208 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
11209 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
11211 2007-06-23 Mark Mitchell <mark@codesourcery.com>
11213 * doc/extend.texi: Document that dllimport and dllexport imply
11214 default visibility.
11215 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
11216 imported or exported declaration, including type declarations.
11217 * c-common.c (handle_visibility_attribute): Check for conflicts
11218 with dllimport/dllexport.
11219 (c_determine_visibility): Handle dllimport/dllexport as an
11220 explicit visibility atttribute.
11222 2007-06-23 Richard Guenther <rguenther@suse.de>
11224 PR tree-optimization/16876
11225 PR middle-end/29478
11226 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
11228 * tree-inline.c (initialize_inlined_parameters): Do not call
11229 lang_hooks.tree_inlining.convert_parm_for_inlining.
11230 * cgraphbuild.c (initialize_inline_failed): Set inline failed
11231 reason for mismatched types.
11232 * gimplify.c (gimplify_call_expr): Verify the call expression
11233 arguments match the called function type signature. Otherwise
11234 mark the call expression to be not considered for inlining
11235 using CALL_CANNOT_INLINE_P flag.
11236 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
11237 edges call expression.
11238 (cgraph_decide_inlining_of_small_function): Likewise.
11239 (cgraph_decide_inlining): Likewise.
11240 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
11242 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
11243 * c-typeck.c (c_convert_parm_for_inlining): Remove.
11244 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
11245 Remove declaration.
11246 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
11247 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
11249 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
11250 convert_parm_for_inlining member.
11252 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
11255 * arm.md (negscc): Match the correct operand for optimized LT0 test.
11256 Remove optimization for GT.
11258 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
11260 PR middle-end/32437
11261 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
11263 (prescan_insns_for_dce): Add extra parameter.
11265 2007-06-23 Jan Hubicka <jh@suse.cz>
11267 PR middle-end/31541
11268 * gimplify.c (mark_addressable): New function.
11269 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
11271 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11273 PR middle-end/32374
11274 * expr.c (store_constructor): Do not clobber non-zeroed memory.
11276 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11279 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
11280 moves between MMX/SSE registers to at least 8 units to prevent
11281 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
11283 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
11285 * config/i386/i386.c (override_options): Correct x86_sahf
11288 2007-06-21 David Daney <ddaney@avtrex.com>
11291 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
11292 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
11293 (exception_receiver): Renamed to ...
11294 (nonlocal_goto_receiver): ... this.
11296 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
11298 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
11299 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
11300 partial register accesses.
11302 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
11304 * fold-const.c (debug_fold_checksum): Move it under
11305 ENABLE_FOLD_CHECKING.
11307 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11309 PR middle-end/20623
11310 * tree.h (debug_fold_checksum): Declared.
11311 * fold-const.c (build_fold_addr_expr_with_type_1): New.
11312 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
11313 build_fold_addr_expr_with_type_1.
11314 (fold_addr_expr, debug_fold_checksum): New.
11315 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
11316 (fold_unary, fold_comparison, split_address_to_core_and_offset):
11317 Use fold_addr_expr.
11319 2007-06-21 Sebastian Pop <sebpop@gmail.com>
11321 PR tree-optimization/19590
11322 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
11323 of scev is a constant.
11325 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
11327 * df-problems.c (df_note_bb_compute): Made computation of live
11328 info consistent with df_lr.
11330 2007-06-21 Richard Guenther <rguenther@suse.de>
11332 PR tree-optimization/32453
11333 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
11334 for pointer anti-range.
11336 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
11338 * config/i386/i386.c (processor_target_table): Increase maximum
11339 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
11342 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
11343 byte alignment if > 8 byte alignment is preferred.
11344 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
11346 2007-06-21 Jakub Jelinek <jakub@redhat.com>
11348 PR tree-optimization/31866
11349 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
11350 if ASM_EXPR's input is not a SSA_NAME.
11352 PR middle-end/32362
11353 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
11354 but decl is a global var, instead return decl.
11355 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
11356 even for is_global_var decls, if they are private in some outer
11359 2007-06-21 Richard Guenther <rguenther@suse.de>
11361 PR tree-optimization/32451
11362 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
11364 2007-06-21 Christian Bruel <christian.bruel@st.com>
11366 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
11367 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
11368 (push_regs): Changed saving order or banked registers.
11369 (sh_expand_epilogue): Likewise.
11370 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
11371 (FIRST_BANKED_REG): Likewise.
11372 (LAST_BANKED_REG): Likewise.
11373 * config/sh/sh.md (banked) New attribute.
11374 (in_delay_slot): Check banked attribute.
11376 2007-06-20 Sebastian Pop <sebpop@gmail.com>
11378 PR tree-optimization/32075
11379 * tree-data-ref.c (subscript_dependence_tester_1,
11380 analyze_miv_subscript, analyze_overlapping_iterations,
11381 add_distance_for_zero_overlaps, build_classic_dist_vector,
11382 subscript_dependence_tester_1, analyze_overlapping_iterations,
11383 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
11384 compute_affine_dependence, compute_all_dependences): Pass loop_nest
11385 to evolution_function_is_affine_multivariate_p.
11387 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
11389 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
11391 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
11394 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
11396 * config/m32c/prologue.md (epilogue_exitd_16): New.
11397 (epilogue_reit_16): New.
11398 (epilogue_exitd): Rename to epilogue_exitd_24.
11399 (epilogue_reit): Rename to epilogue_reit_24.
11401 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
11402 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
11404 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
11406 * haifa-sched.c (queue_to_ready): Don't requeue next insn
11407 if dbg_cnt (sched_insn) reaches the limit.
11408 (choose_ready): New parameter INSN_PTR and new return value.
11409 (schedule_block): Handle dbg_cnt (sched_insn). Handle
11410 the new return value from choose_ready.
11411 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
11412 (rest_of_handle_global_alloc): New global_alloc_at_func.
11414 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
11416 PR tree-optimization/25737
11417 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
11418 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
11419 * tree-flow.h (struct fieldoff): Add new field alias_set.
11420 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
11421 argument addressable_type. Set alias_set of fieldoff.
11422 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
11423 (create_overlap_variables_for): Pass alias_set from fieldoff to
11425 * alias.c (get_alias_set): Use alias_set from SFT if set.
11427 2007-06-20 Hui-May Chang <hm.chang@apple.com>
11429 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
11430 of a variable as an unsigned HOST_WIDE_INT integer.
11432 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
11434 PR rtl-optimization/32405
11435 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
11437 2007-06-20 Jakub Jelinek <jakub@redhat.com>
11439 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
11441 PR middle-end/31959
11442 * builtins.c: Include diagnostic.h.
11443 (expand_builtin_expect): Make gcc_assert more permissive.
11444 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
11446 PR inline-asm/32109
11447 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
11450 PR middle-end/32285
11451 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
11452 if ACCUMULATE_OUTGOING_ARGS.
11454 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11456 * config/m68hc11/m68hc11.c: Include dataflow header file.
11457 (m68hc11_reorg): Port to dataflow.
11459 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11461 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
11462 (struct df_problem.free_blocks_on_set_blocks): New field.
11463 (struct dataflow.optional_p): New field.
11464 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11465 (df_live_set_all_dirty): New function.
11466 * df-scan.c (df_scan_alloc): Initialize optional_p.
11467 (problem_SCAN): Initialize free_blocks_on_set_blocks.
11468 * df-core.c (df_set_blocks): Removed use of
11469 DF_FIRST_OPTIONAL_PROBLEM. Now uses
11470 df_problem.free_blocks_on_set_blocks to determine which blocks are
11472 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
11473 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
11474 uses dataflow.optional_p to determine if problem should be
11476 (rest_of_handle_df_initialize): Only start live problem if
11478 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
11479 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
11480 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
11481 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
11482 problem_NOTE): Initialize free_blocks_on_set_blocks.
11483 (df_lr_bb_local_compute): Recompute luids if df_live problem is
11485 (df_live_set_all_dirty, df_note_alloc): New function.
11486 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
11488 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
11489 * postreload.c (reload_combine): Ditto.
11490 * cse.c (cse_extended_basic_block): Ditto.
11491 * regmove.c (mark_flags_life_zones): Ditto.
11492 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
11493 erase_matching_seqs): Ditto.
11494 * bt-load.c (compute_defs_uses_and_gen): Ditto.
11495 * integrate (allocate_initial_values): Ditto.
11496 * combine.c (reg_dead_at_p): Ditto.
11497 * resource.c (mark_target_live_regs): Ditto.
11498 * sched-rgn.c (check_live_1, update_live_1): Ditto.
11499 * config/sh/sh.c (find_r0_life_regions): Ditto.
11500 * global.c (rest_of_handle_global_alloc): Only add back df_live
11502 * local-alloc.c (rest_of_handle_local_alloc): Only remove
11503 df_live for -O > 1.
11504 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
11506 (if_convert): Make sure df_live is there at -O == 1.
11507 (pass_if_after_combine): Cleanup flags.
11508 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
11509 is there at -O == 1.
11511 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
11513 * config/arm/arm.c (arm_get_frame_offsets): Set
11514 offsets->locals_base to avoid negative stack size.
11515 (thumb1_expand_prologue): Assert on negative stack size.
11517 2007-06-19 Sebastian Pop <sebpop@gmail.com>
11519 PR tree-optimization/32367
11520 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
11521 of the chrec has no evolution in that loop.
11522 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
11524 2007-06-19 Bob Wilson <bob.wilson@acm.org>
11526 * config/xtensa/xtensa.c: Include "df.h".
11527 (xtensa_builtin_saveregs): Use adjust_address instead of
11529 (xtensa_va_start): Invoke make_tree with sizetype for
11530 expand_builtin_saveregs and then convert the result to a pointer.
11531 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
11532 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
11533 Subtract argument size from index value as integers and then use
11534 POINTER_PLUS_EXPR to add the result to the array address.
11536 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11539 * config/m32c/m32c.c: Include dataflow header file.
11540 (m32c_emit_prologue): Adjust for prologue insn change.
11541 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
11542 once inside a PARALLEL. Assume frame size passed in operand 0
11543 includes space to save the fb register.
11544 (prologue_enter_24): Likewise.
11545 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
11547 2007-06-19 David Daney <ddaney@avtrex.com
11550 * config/mips/mips.md (cprestore): Mark $gp as used.
11552 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
11555 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
11556 (frv_ifcvt_modify_insn): Likewise.
11558 2007-06-19 Richard Guenther <rguenther@suse.de>
11560 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
11561 only handle positive offsets that fit in a HOST_WIDE_INT.
11563 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
11565 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
11566 result of rsqrt insn for zero input argument to avoid NaN.
11568 2007-06-19 Richard Guenther <rguenther@suse.de>
11570 PR middle-end/31950
11571 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
11573 2007-06-19 Jakub Jelinek <jakub@redhat.com>
11575 PR tree-optimization/32353
11576 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
11578 2007-06-19 Nick Clifton <nickc@redhat.com>
11580 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
11582 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
11585 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
11586 * config/i386/i386.c (assign_386_stack_local): Assert that
11587 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
11588 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
11589 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
11590 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
11592 2007-06-18 Steve Ellcey <sje@cup.hp.com>
11594 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
11596 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
11598 PR rtl-optimization/32321
11599 * gcse.c (replace_store_insn): Update the note before
11600 calling emit_insn_after.
11602 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
11604 PR middle-end/32355
11605 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
11607 * df-problems.c (df_note_bb_compute): Fix dumping info.
11609 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
11611 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
11612 insn with emit_jump_insn.
11614 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
11616 PR tree-optimization/32383
11617 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
11618 * targhooks.h (default_builtin_reciprocal): Update prototype.
11619 * target.h (struct gcc_target): Update builtin_reciprocal.
11620 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
11621 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
11622 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
11623 when fndecl is in BUILT_IN_MD class.
11624 (execute_convert_to_rsqrt): Ditto.
11626 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
11627 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
11628 Convert BUILT_IN_SQRTF code only when md_fn is false.
11630 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
11632 * bt-load.c (move_btr_def): Fix the order of arguments
11633 to validate_replace_rtx.
11635 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
11637 * config/m68k/m68k-devices.def: Add 54450..54455.
11639 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
11641 PR rtl-optimization/32366
11642 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
11643 FLOAT_EXTEND]: Prevent non-scalar modes from entering
11646 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
11648 PR middle-end/32349
11649 * modulo-sched (generate_reg_moves): Added rescan parameter and if
11650 this is true, rescan insn being modified.
11651 (sms_schedule): Added rescan parameter.
11652 (rest_of_handle_sms): Moved freeing of dominance info to before
11653 getting out of cfg_layout.
11655 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
11657 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
11658 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
11661 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
11662 FL_CF_EMAC from the entry for isac.
11664 * config/m68k/predicates.md (const_call_operand): Adjust comment.
11665 (const_sibcall_operand): New.
11666 (sibcall_operand): Use it.
11667 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
11668 (m68k_isas): ISAC does not imply FPU or EMAC.
11669 (override_options): Add ISA_C logic for symbolic jump & call.
11671 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
11673 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
11674 return mode from the builtin itself.
11675 (sparc_fold_builtin): Fix cast of zero constant.
11677 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
11679 * targhooks.c (default_builtin_reciprocal): New default target hook.
11680 * targhooks.h (default_builtin_reciprocal): Add prototype.
11681 * hooks.c (hook_tree_tree_bool_null): Remove hook.
11682 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
11683 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
11684 default_builtin_reciprocal.
11686 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
11688 PR middle-end/31723
11689 * hooks.c (hook_tree_tree_bool_null): New hook.
11690 * hooks.h (hook_tree_tree_bool_null): Add prototype.
11691 * tree-pass.h (pass_convert_to_rsqrt): Declare.
11692 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
11693 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
11694 and convert it to reciprocal a*rfunc(b).
11695 (execute_convert_to_rsqrt): New function.
11696 (gate_convert_to_rsqrt): New function.
11697 (pass_convert_to_rsqrt): New pass definition.
11698 * target.h (struct gcc_target): Add builtin_reciprocal.
11699 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
11700 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
11701 TARGET_BUILTIN_RECIPROCAL.
11702 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
11704 * config/i386/i386.h (TARGET_RECIP): New define.
11705 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
11706 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11707 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11708 and not optimizing for size.
11709 (*rcpsf2_sse): New insn pattern.
11710 (*rsqrtsf2_sse): Ditto.
11711 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
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 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
11716 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11717 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11718 and not optimizing for size.
11719 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
11720 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11721 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11722 and not optimizing for size.
11723 (*sse_rsqrtv4sf2): Do not export.
11724 (sqrtv4sf2): Ditto.
11725 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
11726 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
11727 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
11728 and not optimizing for size.
11729 (sqrtv4sf2): Ditto.
11730 * config/i386/i386.opt (mrecip): New option.
11731 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
11732 (ix86_emit_swsqrtsf): Ditto.
11733 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
11734 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
11735 builtin definition.
11736 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
11737 ix86_expand_unop1_builtin.
11738 (ix86_emit_swdivsf): New function.
11739 (ix86_emit_swsqrtsf): Ditto.
11740 (ix86_builtin_reciprocal): New function.
11741 (TARGET_BUILTIN_RECIPROCAL): Use it.
11742 (ix86_vectorize_builtin_conversion): Rename from
11743 ix86_builtin_conversion.
11744 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
11745 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
11746 "i386 and x86_64 Options" section.
11747 (Intel 386 and AMD x86_64 Options): Document -mrecip.
11749 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11750 Zdenek Dvorak <dvorakz@suse.cz>
11751 Richard Guenther <rguenther@suse.de>
11752 Kaz Kojima <kkojima@gcc.gnu.org>
11754 * tree-vrp.c (compare_values_warnv): Convert val2 to
11756 (extract_range_from_assert): Create
11757 POINTER_PLUS_EXPR for pointer types.
11758 (extract_range_from_binary_expr): Handle
11759 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
11761 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
11762 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
11763 POINTER_PLUS_EXPR as PLUS_EXPR.
11764 (number_of_iterations_lt_to_ne):
11765 For pointer types, use sizetype when
11766 creating MINUS_EXPR/PLUS_EXPRs.
11767 (assert_loop_rolls_lt): For pointer types, use sizetype when
11768 creating MINUS_EXPR/PLUS_EXPRs.
11769 (number_of_iterations_le): Likewise.
11770 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
11771 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
11772 like PLUS_EXPR and MINUS_EXPR.
11773 * tree-pretty-print.c (dump_generic_node): Handle
11775 (op_prio): Likewise.
11776 (op_symbol_1): Likewise.
11777 * optabs.c (optab_for_tree_code): Likewise.
11778 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
11780 * tree-tailcall.c (process_assignment): Mention
11781 POINTER_PLUS_EXPR in a TODO comment.
11782 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
11783 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
11784 not used with a pointer and an integer type.
11785 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
11786 increment using chrec_convert_rhs instead of chrec_convert.
11787 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
11788 PLUS_EXPR except for the right hand side's type will be
11790 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
11791 (fold_used_pointer_cast): Kill.
11792 (pointer_offset_p): Kill.
11793 (fold_used_pointer): Kill.
11794 (pointer_used_p): Kill.
11795 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
11796 call fold_used_pointer.
11797 (instantiate_parameters_1): Convert the increment
11798 using chrec_convert_rhs instead of chrec_convert.
11799 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
11800 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
11801 instead of PLUS_EXPR.
11802 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
11803 PLUS_EXPR for pointers.
11804 (std_gimplify_va_arg_expr): Likewise.
11805 (fold_builtin_memory_op): Likewise.
11806 (fold_builtin_strstr): Likewise.
11807 (fold_builtin_strchr): Likewise.
11808 (fold_builtin_strrchr): Likewise.
11809 (fold_builtin_strpbrk): Likewise.
11810 (expand_builtin_memory_chk): Likewise.
11811 (fold_builtin_memory_chk): Likewise.
11812 (std_expand_builtin_va_start): Use
11813 sizetype for the call to make_tree and then convert
11814 to the pointer type.
11815 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
11816 instead of PLUS_EXPR for adding to a pointer.
11817 (std_gimplify_va_arg_expr): Use fold_build2 for
11818 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
11819 the operands to sizetype first and then cast the BIT_AND_EXPR
11820 back to the pointer type.
11821 * fold-const.c (build_range_check): Handle pointer types
11823 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
11824 of PLUS_EXPR's. Make sure the offset is converted to
11826 (try_move_mult_to_index): Strip the NOPs from the offset.
11827 Remove code argument and replace all uses with PLUS_EXPR.
11828 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
11829 specially. Don't use a pointer type for MINUS_EXPR.
11830 (fold_unary): Handle for (T1)(X op Y),
11831 only p+ as that is the only as that can be handled for
11832 binary operators now.
11833 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
11835 <case PLUS_EXPR>: Add folding of PTR+INT into
11837 Don't call try_move_mult_to_index.
11838 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
11839 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
11840 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
11841 Don't call try_move_mult_to_index.
11842 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
11843 (tree_expr_nonzero_p): Likewise.
11844 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
11845 of PLUS_EXPR for the complex expression folding.
11846 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
11847 first chrec is a pointer type, then the second should
11848 be sizetype and not the first's type.
11849 For POINTER_PLUS_EXPR, use a different right hand side type.
11850 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11851 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
11852 different right hand side type.
11853 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11854 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
11855 instead of PLUS_EXPR.
11856 When either operand is zero, convert the other operand.
11857 (chrec_apply): Use chrec_convert_rhs
11858 on the argument x instead of chrec_convert.
11859 (reset_evolution_in_loop): For pointer types, the new_evol
11860 should be sizetype.
11861 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
11862 different right hand side type.
11863 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11864 (chrec_convert_rhs): New function.
11865 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
11866 different right hand side type.
11867 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
11868 * tree-chrec.h (chrec_convert_rhs): New prototype.
11869 (build_polynomial_chrec): For pointer types, the right hand
11870 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
11871 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
11872 Remove subtraction case as it is always addition now.
11873 Make sure the offset is converted to sizetype.
11874 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
11875 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
11876 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
11877 PLUS_EXPR in pointer type.
11878 Handle POINTER_PLUS_EXPR.
11879 (tree_to_aff_combination): Likewise.
11880 (force_expr_to_var_cost): Likewise.
11881 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
11882 instead of PLUS_EXPR for pointers.
11883 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
11884 instead of PLUS_EXPR of pointer types.
11885 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
11887 (check_va_list_escapes): Likewise.
11888 (check_all_va_list_escapes): Likewise.
11889 * dwarf2out.c (loc_descriptor_from_tree_1):
11890 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
11891 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
11892 (string_constant): Likewise.
11893 * tree-ssa-address.c (tree_mem_ref_addr): When adding
11894 the offset to the base, use POINTER_PLUS_EXPR.
11895 (add_to_parts): Convert the index to sizetype.
11896 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
11897 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
11898 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
11899 Offset only holds something for PLUS_EXPR.
11900 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
11902 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
11904 (analyze_accesses_for_modify_stmt): Likewise.
11905 Remove comment about the type being integral type as it is
11907 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
11909 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
11911 Correct the type which the artimentic is done in (is now
11914 * tree-data-ref.c (split_constant_offset): Handle
11916 * tree-affine.c (tree_to_aff_combination): Likewise.
11917 * c-typeck.c (build_unary_op): For pointers create the increment
11918 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
11920 * gimplify.c (gimplify_self_mod_expr): Create a
11921 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
11922 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
11923 * tree.def (POINTER_PLUS_EXPR): New tree code.
11924 * tree-predcom.c (ref_at_iteration): If we have a pointer
11925 type do the multiplication in sizetype.
11926 * tree-mudflap.c (mf_xform_derefs_1): Create a
11927 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
11928 * tree-ssa-forwprop.c
11929 (forward_propagate_addr_into_variable_array_index):
11930 Don't expect there to be a cast for the index as that
11931 does not exist anymore.
11932 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
11933 instead of PLUS_EXPR.
11934 Don't check for the first operand of the POINTER_PLUS_EXPR
11935 was the index as it cannot be.
11936 Call forward_propagate_addr_into_variable_array_index with
11937 the SSA_NAME instead of the statement.
11938 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
11939 (compare_constant): Likewise.
11940 (copy_constant): Likewise.
11941 (compute_reloc_for_constant): Likewise.
11942 (output_addressed_constants): Likewise.
11943 (initializer_constant_valid_p): Likewise.
11944 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
11945 Convert the MIN/MAX of the inner type to the outer
11946 type before comparing them.
11947 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
11948 POINTER_PLUS_EXPR instead of PLUS_EXPR.
11949 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
11950 of PLUS_EXPR for pointers.
11951 * tree-inline.c (estimate_num_insns_1): Handle
11953 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
11954 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
11955 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
11956 instead of PLUS_EXPR for the pointer increment statement.
11957 (vect_update_ivs_after_vectorizer): For pointer types, create
11958 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
11959 MULT_EXPR in sizetype.
11960 (vect_gen_niters_for_prolog_loop): Add a cast when creating
11962 * tree-object-size.c (plus_expr_object_size): Handle
11963 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
11964 code which is trying to figure out which side is a pointer and
11966 (check_for_plus_in_loops_1): Likewise.
11967 (check_for_plus_in_loops): Likewise.
11968 * c-common.c (pointer_int_sum): Create a
11969 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
11970 * tree-ssa-structalias.c (handle_ptr_arith): Handle
11971 only POINTER_PLUS_EXPR. Removing all the extra
11972 code which is trying to figure out which side is a pointer and
11974 * tree-cfg.c (verify_expr): Add extra checking for pointers and
11975 PLUS_EXPR and MINUS_EXPR.
11976 Also add checking to make sure the operands of POINTER_PLUS_EXPR
11978 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
11979 with make_tree, instead of a pointer type.
11980 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
11981 for pointers instead of PLUS_EXPR.
11982 (s390_gimplify_va_arg): Likewise.
11983 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
11984 instead of PLUS_EXPR when doing addition on pointer
11985 types. Use sizetype for the second operand.
11986 (spu_gimplify_va_arg_expr): Likewise.
11987 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
11988 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
11989 a pointer. Don't create a BIT_AND_EXPR for pointer types.
11990 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
11991 for the pointer addition and also use size_int/sizetype
11993 (ix86_gimplify_va_arg): Likewise.
11994 Perform BIT_AND_EXPR on sizetype arguments.
11995 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
11996 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
11997 for the pointer additions and also use size_int for the offsets.
11998 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
11999 additions and also use size_int for the offsets. Perform
12000 BIT_AND_EXPR on sizetype arguments.
12001 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
12002 POINTER_PLUS_EXPR for pointers and create the
12003 BIT_AND_EXPR in sizetype.
12004 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
12005 instead of PLUS_EXPR for pointer addition.
12006 (rs6000_va_start): Likewise.
12007 Also use sizetype for the offset.
12008 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
12009 as PLUS_EXPR/MINUS_EXPR.
12010 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
12011 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
12012 Don't use BIT_AND_EXPR on a pointer type, convert the
12013 expression to sizetype first.
12014 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
12016 (mips_gimplify_va_arg_expr): Likewise.
12017 Don't create BIT_AND_EXPR in a pointer type.
12019 2007-06-15 Eric Christopher <echristo@apple.com>
12021 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
12022 (x86_64-*-darwin*): Ditto.
12023 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
12026 2007-06-15 Matthew Wilcox <matthew@wil.cx>
12028 * doc/extend.texi: Document behavior of __attribute__((aligned))
12031 2007-06-15 Mark Mitchell <mark@codesourcery.com>
12033 * rtlanal.c (note_stores): Improve documentation.
12035 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
12037 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
12038 LOCAL_LABEL_PREFIX): Delete.
12039 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
12040 (bfin_internal_label): Delete.
12042 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
12044 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
12045 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
12046 otherwise define to LIBGCC2_TF_CEXT.
12047 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
12048 (LIBGCC_TF_CEXT): Ditto.
12051 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
12053 PR rtl-optimization/32339
12054 * df-scan.c (df_uses_record): Don't modify flags but just add to
12055 it for df_ref_record.
12057 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
12059 * tree-mudflap.c: Fix whitespace issues.
12061 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
12063 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
12065 2007-06-14 Eric Christopher <echristo@apple.com>
12067 * config/i386/sse.md (movdi_to_sse): Rewrite body.
12068 (movv4sf): Use gcc_unreachable instead of abort.
12070 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12073 * config/i386/sfp-machine.h (CMPtype): New define.
12074 (mach stubs): Use CMPtype instead of int as a return type.
12076 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
12078 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
12079 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
12080 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
12081 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
12082 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
12083 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
12084 config/soft-fp/soft-fp.h: Update from glibc CVS.
12086 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
12088 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
12090 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
12093 * config/v850/v850.c: Include dataflow header file.
12094 (substitute_ep_register): Fix typo.
12096 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12098 * configure.ac: Fix earlier checkin.
12099 * configure: Regenerated.
12101 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12103 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
12104 * aclocal.m4: Regenerate.
12105 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
12106 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
12107 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
12108 * configure: Regenerate.
12109 * Makefile.in (LOOSE_WARN): Subst loose_warn.
12111 * Makefile.in (quickstrap): Build libgcc too.
12113 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
12115 * configure.ac: Add --enable-checking=df. Explicitly mention that
12116 the variables are initialized as for "release".
12117 * df-core.c: Use it.
12118 * configure: Regenerate.
12119 * config.in: Regenerate.
12121 2007-06-14 Bob Wilson <bob.wilson@acm.org>
12123 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
12124 validate_replace_rtx instead of replace_rtx.
12125 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
12127 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
12129 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
12130 (DWARF2_UNWIND_INFO): Override default if configured with
12132 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
12133 (ENDFILE_SPEC): Add crtend.o.
12134 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
12135 (ENDFILE_SPEC): Add crtend.o.
12136 (TARGET_USE_JCR_SECTION): Define.
12137 (MD_UNWIND_SUPPORT): Define for 32-bit target.
12139 * config/i386/cygming-crtbegin.c: New file.
12140 * config/i386/cygming-crtend.c: New file.
12142 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
12144 * config/i386/w32-unwind.h: New file.
12146 2007-06-13 Eric Christopher <echristo@apple.com>
12148 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
12149 the user set a value below STACK_BOUNDARY.
12151 2007-06-13 Thiemo Seufer <ths@networkno.de>
12153 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
12154 imply -lpthread for -pthread.
12156 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12158 * basic-block.h: Remove the prototype for
12159 free_basic_block_vars.
12160 * cfglayout.h: Remove the prototype for
12161 insn_locators_initialize.
12162 * tree.h: Remove the prototype for emit_line_note.
12164 * tree-ssa-pre.c (mergephitemp): Remove.
12165 (init_pre): Don't use mergephitemp.
12167 2007-06-13 Eric Christopher <echristo@apple.com>
12169 * config/i386/i386.c (override_options): If we've specified
12170 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
12172 2007-06-13 Bob Wilson <bob.wilson@acm.org>
12174 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
12177 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12179 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
12180 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
12181 (eh_store_handler): New pattern.
12182 (eh_return): Emit it instead of a plain move.
12184 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
12186 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
12187 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
12188 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
12191 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
12193 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
12194 (find_next_insn_start, find_load): New functions.
12195 (bfin_reorg): Use them to deal with the fact that parallel insns are
12196 no longer represented as a SEQUENCE.
12198 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
12200 * config/sparc/sparc.c (sparc_override_options): Initialize
12201 fpu mask correctly.
12203 2007-06-13 Dave Korn <dave.korn@artimi.com>
12205 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
12208 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
12210 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
12211 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
12212 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
12213 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
12214 tree-vect-transform.c: Fix comment typos. Follow spelling
12217 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12219 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
12220 to the exit block use set.
12221 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
12222 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
12223 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
12225 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
12227 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
12228 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
12229 to indicate an error.
12230 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
12232 (dbg_cnt_process_opt): Print an error on a bad argument.
12233 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
12234 * common.opt (-fdbg-cnt-list): New.
12235 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
12237 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
12239 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
12240 flag on ref-all pointers.
12242 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12244 PR middle-end/31579
12245 * expr.c (expand_expr_addr_expr_1): Call expand_expr
12246 for the offset with the modifier as EXPAND_INITIALIZER
12247 if the modifier is EXPAND_INITIALIZER.
12248 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
12249 a register if we had an overflow.
12251 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12253 * real.c (real_isfinite): New.
12254 (real_sqrt): Use it.
12255 * real.h (real_isfinite): New.
12256 * builtins.c: Use it.
12258 2007-06-12 Ian Lance Taylor <iant@google.com>
12259 Daniel Berlin <dberlin@dberlin.org>
12262 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
12263 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
12264 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
12265 (DECL_NO_TBAA_P): Define.
12266 (struct tree_decl_common): Add no_tbaa_flag field.
12267 * tree-ssa-structalias.c (struct variable_info): Add
12268 no_tbaa_pruning field.
12269 (new_var_info): Initialize no_tbaa_pruning field.
12270 (unify_nodes): Copy no_tbaa_pruning field.
12271 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12272 (dump_solution_for_var): Print no_tbaa_pruning flag.
12273 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
12275 (compute_tbaa_pruning): New static function.
12276 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
12277 Call compute_tbaa_pruning.
12278 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
12279 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
12280 * gimple-low.c (lower_stmt): Likewise.
12281 * tree-gimple.c (is_gimple_stmt): Likewise.
12282 * tree-ssa-operands.c (get_expr_operands): Likewise.
12283 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
12284 * tree-inline.c (estimate_num_insns_1): Likewise.
12285 (copy_result_decl_to_var): Likewise.
12286 * expr.c (expand_expr_real_1): Likewise.
12287 * tree-pretty-print.c (dump_generic_node): Likewise.
12288 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
12289 * omp-low.c (omp_copy_decl_2): Likewise.
12290 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
12291 * doc/c-tree.texi (Expression trees): Document
12292 CHANGE_DYNAMIC_TYPE_EXPR.
12294 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12296 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
12297 with !HONOR_NANS and !HONOR_INFINITIES.
12298 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
12300 2007-06-12 Tristan Gingold <gingold@adacore.com>
12302 * gcov.c: Comments updated.
12303 (source_info): Add file_time field.
12304 (source_index): New variable.
12305 (mutiple_files): New variable.
12306 (generate_results): New function extracted from process_file.
12307 (process_file): Save and restore chain of functions, generate
12308 results and free structures only if not merging results.
12309 (release_structures): File names are now freed in create_file_names
12310 (create_file_names): Free previous file names.
12311 (find_source): File date is now read here and modifications in
12312 source files is checked here.
12313 (read_graph_file): Only reverse order of functions for the current
12315 (make_gcov_file_name): Do not generate long names if input_name is
12317 (output_lines): If merging results do not display graph, data and
12319 Checking source file modification is done in find_source.
12321 * doc/gcov.texi: Append an s to sourcefile.
12323 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
12325 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
12326 (forced_nop): New pattern.
12327 * config/bfin/bfin.c: Include "df.h".
12328 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
12329 (bfin_discover_loop): Use df_get_live_in instead of
12330 global_live_at_start.
12331 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
12332 df_analyze when done.
12333 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
12334 the insns. Use QImode for the final insn in a bundle. Call
12335 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
12337 (reorder_var_tracking_notes): New function.
12338 (bfin_reorg): Pass no argument to split_all_insns. Don't call
12339 update_life_info. Call df_analyze after scheduling and bundle
12340 generation. Call reorder_var_tracking_notes if generating these
12341 notes. Call df_finish_pass at the end.
12343 2007-06-12 Dirk Mueller <dmueller@suse.de>
12345 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
12346 a comparison, not an assignment.
12348 2007-06-12 Olivier Hainque <hainque@adacore.com>
12350 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
12351 Request walking the subtrees only, leaving the current is_lhs/val_only
12353 (convert_non_local_reference): Likewise.
12355 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
12357 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
12359 2007-06-12 Richard Guenther <rguenther@suse.de>
12361 PR tree-optimization/15353
12362 PR tree-optimization/31657
12363 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
12364 * timevar.def: Add TV_TREE_IFCOMBINE.
12365 * tree-pass.h (pass_tree_ifcombine): Declare.
12366 * tree-ssa-ifcombine.c: New file.
12367 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
12368 * tree-flow.h (blocks_in_phiopt_order): Declare.
12369 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
12370 (tree-ssa-ifcombine.o): New dependencies.
12372 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12374 PR rtl-optimization/32293
12375 * combine.c (simplify_if_then_else): Truncate return from
12376 nonzero_bits() to correct mode.
12378 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
12380 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
12381 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
12383 2007-06-11 Diego Novillo <dnovillo@google.com>
12385 * Makefile.in (reload1.o-warn): Remove.
12387 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
12389 * combine.c (subst): Use reg_overlap_mentioned_p
12390 instead of comparing register numbers directly.
12392 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12394 * reload1.c (mark_home_live_1): Use the mode parameter.
12396 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
12398 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
12399 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
12401 * df-core.c: Ditto.
12403 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
12405 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
12407 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12409 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
12410 from integer registers.
12411 (FP mode splitters): Handle TFmode.
12413 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
12415 * tree-ssa-structalias.c (find_what_p_points_to): Return false
12416 for ref-all pointers that point-to anything.
12418 2007-06-11 Joseph Myers <joseph@codesourcery.com>
12420 * config/arm/arm.c (arm_output_dwarf_dtprel,
12421 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
12423 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
12425 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
12426 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
12429 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
12431 * tree.c (signed_or_unsigned_type_for): New.
12432 (unsigned_type_for): Use signed_or_unsigned_type_for.
12433 (signed_type_for): Use signed_or_unsigned_type_for.
12434 * tree.h (signed_or_unsigned_type_for): New.
12435 (get_signed_or_unsigned_type): Remove.
12436 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
12437 lang_hooks.types.signed_type
12438 (size_diffop): Likewise.
12439 (all_ones_mask_p): Likewise.
12440 (build_range_check): Likewise.
12441 (fold_cond_expr_with_comparison): Likewise.
12442 (fold_cond_expr_with_comparison): Likewise.
12443 (unextend): Likewise.
12444 (extract_muldiv_1): Likewise.
12445 (fold_single_bit_test_into_sign_test): Likewise.
12446 (fold_binary): Likewise.
12447 (fold_ternary): Likewise.
12448 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
12449 instead of get_signed_or_unsigned_type.
12450 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
12451 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12452 * expr.c (signed_or_unsigned_type_for): Use
12453 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
12454 * langhooks.c (get_signed_or_unsigned_type): Remove.
12455 (lhd_signed_or_unsigned_type): Remove.
12456 * langhooks.h (lang_hooks_for_types): Remove signed_type and
12457 signed_or_unsigned_type.
12458 (lhd_signed_or_unsigned_type): Remove.
12459 * expmed.c (make_tree): Use signed_type_for instead of
12460 lang_hooks.types.signed_type.
12461 * c-common.c (same_scalar_type_ignoring_signedness): Use
12462 c_common_signed_type instead of lang_hooks.types.signed_type.
12463 (c_common_unsigned_type): New.
12464 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
12465 (shorten_compare): Use c_common_unsigned_type instead of
12466 c_common_signed_or_unsigned_type.
12467 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
12469 * convert.c (convert_to_integer): Use signed_type_for instead of
12470 lang_hooks.types.signed_type.
12471 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
12472 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
12473 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
12474 * c-format.c (check_format_types): Use c_common_unsigned_type
12475 instead of unsigned_type_for.
12476 * c-decl.c (groakdeclarator): Likewise.
12477 * c-typeck.c (convert_for_assignment): Likewise.
12478 * c-common.h (c_common_unsigned_type): New.
12480 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12483 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
12484 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
12486 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
12488 PR middle-end/32279
12489 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
12490 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
12492 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
12493 Sebastian Pop <sebpop@gmail.com>
12495 * lambda-code.c (remove_iv): New.
12496 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
12498 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
12500 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
12501 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
12502 * tree-ssa-loop-prefetch.c: Include optabs.h.
12503 (FENCE_FOLLOWING_MOVNT): New macro.
12504 (struct mem_ref): Add independent_p and storent_p fields.
12505 (record_ref): Initalize the new fields.
12506 (gather_memory_references_ref): Return true if the reference
12508 (gather_memory_references): Check whether all memory accesses
12509 in loop were recorded.
12510 (should_issue_prefetch_p): Return false for nontemporal stores.
12511 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
12512 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
12513 (determine_loop_nest_reuse): Detect independent memory references.
12514 (loop_prefetch_arrays): Call mark_nontemporal_stores.
12515 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
12516 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
12517 * config/i386/i386.h (x86_mfence): Declare.
12518 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
12519 * config/i386/i386.c (x86_mfence): New variable.
12520 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
12522 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
12523 * optabs.c (init_optabs): Initialize storent_optab.
12524 * optabs.h (enum optab_index): Add OTI_storent.
12525 (storent_optab): Declare.
12526 * genopinit.c (optabs): Add initialization for storent_optab.
12527 * tree.h (MOVE_NONTEMPORAL): New macro.
12528 * expr.c (expand_assignment, store_expr, store_constructor_field,
12529 store_constructor, store_field, expand_expr_real_1): Propagate
12530 nontemporality of the expanded store.
12531 (emit_storent_insn): New function.
12532 * expr.h (expand_assignment, store_expr): Declaration changed.
12533 * function.c (assign_parm_setup_reg): Pass false as nontemporality
12534 to expand_assignment.
12535 * stmt.c (expand_asm_expr): Ditto.
12536 * calls.c (initialize_argument_information): Pass false as
12537 nontemporality to store_expr.
12538 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
12541 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12543 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
12545 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
12547 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
12549 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
12550 and allow DECL_P here.
12552 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
12554 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
12555 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
12556 track of the size of the expression.
12557 * cfghooks.c (merge_blocks): Remove block from loops structure only
12558 after call of the merge_blocks hook.
12560 2007-06-09 Tom Tromey <tromey@redhat.com>
12562 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
12563 (deprecated_state): Removed.
12564 (start_decl): Update.
12565 (enum deprecated_states): Moved earlier.
12566 (groktypename): Update.
12567 (push_parm_decl): Likewise.
12568 (grokfield): Likewise.
12569 (start_function): Likewise.
12571 2007-06-09 Ian Lance Taylor <iant@google.com>
12573 PR tree-optimization/32169
12574 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
12575 CONVERT_EXPR, check whether min and max both converted to an
12576 overflow infinity representation.
12578 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
12580 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
12581 not inserted on the edge.
12583 2007-06-08 Bob Wilson <bob.wilson@acm.org>
12585 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
12586 instructions if they are supported.
12587 (__divsi3, __umodsi3, __modsi3): Likewise.
12588 (__ashldi3, __ashrdi3, __lshrdi3): New.
12589 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
12591 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
12592 Tony Linthicum <tony.linthicum@amd.com>
12594 * doc/invoke.texi: Add fvect-cost-model flag.
12595 * common.opt (fvect-cost-model): New flag.
12596 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
12597 cost fields in stmt_vec_info struct for STMT.
12598 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
12599 fields in stmt_vec_info struct and access functions for the same.
12600 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
12601 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
12602 load, store and vector to scalar operation.
12603 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
12604 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
12605 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
12606 (TARG_VEC_STORE_COST): Define cost of vector store.
12607 (vect_estimate_min_profitable_iters): Define new function.
12608 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
12609 check to evaluate if loop iterations are less than minimum profitable
12610 iterations determined by cost model or minimum vect loop bound defined
12611 by user, whichever is more conservative.
12612 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
12613 run-time check to evaluate if loop iterations are less than minimum
12614 profitable iterations determined by cost model or minimum vect loop
12615 bound defined by user, whichever is more conservative.
12616 (vect_estimate_min_profitable_iterations): New function to estimate
12617 mimimimum iterartions required for vector version of loop to be
12618 profitable over scalar version.
12619 (vect_model_reduction_cost): New function.
12620 (vect_model_induction_cost): New function.
12621 (vect_model_simple_cost): New function.
12622 (vect_cost_strided_group_size): New function.
12623 (vect_model_store_cost): New function.
12624 (vect_model_load_cost): New function.
12625 (vectorizable_reduction): Call vect_model_reduction_cost during
12627 (vectorizable_induction): Call vect_model_induction_cost during
12629 (vectorizable_load): Call vect_model_load_cost during analysis phase.
12630 (vectorizable_store): Call vect_model_store_cost during analysis phase.
12631 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
12632 vectorizable_promotion, vectorizable_demotion): Call
12633 vect_model_simple_cost during analysis phase.
12635 2007-06-08 Simon Baldwin <simonb@google.com>
12637 * reg-stack.c (get_true_reg): Readability change. Moved default case
12638 label into direct switch statement scope.
12640 2007-06-08 Simon Baldwin <simonb@google.com>
12642 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
12643 in gcc_assert() with '==' comparison.
12645 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12647 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
12648 TARGET_ABM handling of x86_popcnt variable.
12650 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12652 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
12653 __builtin_copysignq and __builtin_infq built-in functions.
12655 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12657 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
12658 SSE4.2 section. Correct built-in function names in SSE4A section.
12660 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
12662 PR tree-optimization/32243
12663 * tree-vect-transform.c (vectorizable_type_promotion): Move check
12664 for ncopies after ratio check between nunits_out and nunits_in.
12665 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
12667 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
12669 PR tree-optimization/32224
12670 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
12671 vectorization upon a non GIMPLE_MODIFY_STMT.
12673 2007-06-08 Christian Bruel <christian.bruel@st.com>
12676 * config/sh/sh.md (doloop_end): New pattern and splitter.
12677 * loop-iv.c (simple_rhs_p): Check for hardware registers.
12679 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
12681 PR middle-end/32209
12682 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
12684 (verify_dominators): Do not change dominance tree.
12686 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
12688 * config/sh/constraints.md: New file.
12689 * config/sh/sh.c: Include tm-constrs.h.
12690 (reg_class_from_letter): Remove.
12691 (prepare_cbranch_operands): Use satisfies_constraint_*
12692 function instead of macro.
12693 (andcosts, broken_move, sh_secondary_reload): Likewise.
12694 * config/sh/predicates.md (trapping_target_operand): Likewise.
12695 (and_operand, arith_operand, arith_reg_or_0_operand,
12696 cmp_operand, logical_operand, target_operand,
12697 ua_address_operand, ua_offset, xor_operand): Likewise.
12698 * config/sh/sh.md: Include constraints.md.
12699 (*movsicc_t_false): Use satisfies_constraint_* function
12701 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
12702 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
12703 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
12704 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
12705 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
12706 (REG_CLASS_FROM_CONSTRAINT): Remove.
12707 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
12708 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
12709 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
12710 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
12711 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
12712 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
12713 function instead of macro.
12714 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
12715 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
12716 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
12717 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
12718 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
12719 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
12720 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
12721 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
12722 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
12723 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
12724 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
12725 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
12726 EXTRA_CONSTRAINT_STR): Likewise.
12727 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
12729 2007-06-07 Geoffrey Keating <geoffk@apple.com>
12731 * config/i386/darwin.h (STACK_BOUNDARY): Define.
12733 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
12736 * c-common.h (flag_cpp0x): Replaced by...
12737 (cxx_dialect): ... this new variable specifying the C++ dialect that
12739 * c-common.c (flag_cpp0x): Removed.
12740 (cxx_dialect): Defined.
12741 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
12743 * c-opts.c (c_common_post_options): Likewise.
12744 (set_std_cxx98): Set cxx_dialect to cxx98.
12745 (set_std_cxx0x): Set cxx_dialect to cxx0x.
12747 2007-06-07 Geoffrey Keating <geoffk@apple.com>
12748 Hui-May Chang <hm.chang@apple.com>
12750 * doc/invoke.texi (Darwin Options): Update documentation for
12751 -mmacosx-version-min.
12752 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
12753 * config/darwin-driver.c: New file.
12754 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
12755 * config/t-darwin (darwin-driver.o): New rule.
12757 * config/darwin-c.c (version_as_macro): Ignore low digit.
12759 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
12761 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
12762 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
12763 (CSGNMODE): New mode macro.
12764 (CSGNVMODE): New mode attribute.
12765 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
12766 expander using CSGNMODE mode macro. Handle TFmode.
12767 (copysign<mode>3_const): Rename from copysignsf3_const and
12768 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
12770 (copysign<mode>3_var): Rename from copysignsf3_var and
12771 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
12773 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
12774 mode macro. Handle TFmode.
12775 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
12776 (iortf3, *iortf3): Ditto.
12777 (xortf3, *xortf3): Ditto.
12778 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
12779 TFmode and TImode masks.
12780 (ix86_expand_copysign): Expand TFmode copysign insn.
12781 (IX86_BUILTIN_INFQ): New.
12782 (IX86_BUILTIN_FABSQ): Ditto.
12783 (IX86_BUILTIN_COPYSIGNQ): Ditto.
12784 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
12785 [__builtin_fabsq]: Ditto.
12786 [__builtin_copysignq]: Ditto.
12787 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
12788 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
12789 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
12790 ix86_expand_binop_builtin().
12792 2007-06-07 Bob Wilson <bob.wilson@acm.org>
12794 * config/xtensa/lib1funcs.asm: Clean up whitespace.
12796 2007-06-07 Steve Ellcey <sje@cup.hp.com>
12799 * rtl.h (push_to_sequence2): New.
12800 * emit-rtl.c (push_to_sequence2): New.
12801 * function.c (assign_parm_data_all): Add new fields.
12802 (assign_parm_setup_block): Call push_to_sequence2 instead of
12804 (assign_parm_setup_reg): Ditto.
12805 (assign_parm_setup_stack): Ditto.
12806 (assign_parms_unsplit_complex): Ditto.
12807 (assign_parms): Change field name.
12809 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
12811 PR tree-optimization/32220
12812 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
12813 phi node is reached before defining statement.
12815 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
12818 * tree-vect-transform.c (vectorizable_call): Call update_stmt
12819 after changing the right hand side of the assignment.
12821 2007-06-06 Eric Christopher <echristo@apple.com>
12823 * config.gcc (i?86-*-darwin*): Remove arch parameter.
12824 (x86_64-*-darwin*): Ditto.
12825 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
12826 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
12828 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
12830 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
12831 coding conventions.
12832 (add_key): Likewise.
12833 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
12834 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
12836 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
12838 (add_cost_one_coalesce): Likewise.
12839 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
12840 variable names. Rename orig to orig_name for consistency.
12841 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
12842 coding conventions.
12843 (cprop_into_successor_phis): Avoid using C++ keywords as variable
12845 (record_equivalences_from_stmt): Likewise.
12846 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
12847 the coding conventions.
12848 (memory_ssa_name_same): Likewise.
12849 (dse_optimize_stmt): Likewise.
12850 (dse_record_phis): Likewise.
12851 (dse_finalize_block): Likewise.
12852 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
12853 keywords as variable names.
12854 (may_move_till): Cast according to the coding conventions.
12855 (force_move_till_expr): Avoid using C++ keywords as variable names.
12856 (force_move_till): Cast according to the coding conventions.
12857 (memref_hash): Likewise.
12858 (memref_eq): Likewise.
12859 (gather_mem_refs_stmt): Likewise.
12860 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
12861 using C++ keywords as variable names.
12862 (idx_find_step): Cast according to the coding conventions.
12863 (idx_record_use): Likewise.
12864 (find_depends): Likewise.
12865 (prepare_decl_rtl): Likewise.
12866 (mbc_entry_hash): Likewise.
12867 (mbc_entry_eq): Likewise.
12868 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
12869 (simplify_replace_tree): Avoid using C++ keywords as variable names.
12870 (idx_infer_loop_bounds): Cast according to the coding conventions.
12871 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
12872 * tree-ssa-math-opts.c (occ_new ): Likwise.
12873 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
12875 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
12877 (add_use_op): Likewise.
12878 (add_vop): Likewise.
12879 (add_vuse_op): Likewise.
12880 (add_vdef_op): Likewise.
12881 (get_expr_operands): Likewise.
12882 (push_stmt_changes): Use type safe memory macros.
12883 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
12884 keywords as variable names.
12885 (conditional_replacement): Likewise.
12886 (minmax_replacement): Likewise.
12887 (abs_replacement): Likewise.
12888 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
12889 coding conventions.
12890 (insert_fake_stores): Avoid using C++ keywords as variable names.
12891 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
12893 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
12894 (heapvar_insert): Use type safe memory macros.
12895 (new_var_info): Cast according to the coding conventions.
12896 (new_constraint): Likewise.
12897 (remove_preds_and_fake_succs): Use type safe memory macros.
12898 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
12900 (thread_single_edge): Likewise.
12901 (thread_through_loop_header): Likewise.
12903 2007-06-06 Eric Christopher <echristo@apple.com>
12905 * config/i386/i386.c (override_options): Move handling
12906 of TARGET_SUBTARGET* earlier.
12908 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
12910 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
12913 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
12915 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
12916 emited outside of basic block.
12917 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
12918 the created blocks.
12919 * rtl.h (delete_insn_chain): Declaration changed.
12920 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
12922 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
12923 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
12924 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
12925 to delete_insn_chain.
12926 (rtl_verify_flow_info_1): Verify that the insns in header and footer
12927 do not have bb field set.
12928 (rtl_verify_flow_info): Verify that insns between basic blocks do not
12930 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
12931 * cfgcleanup.c (try_optimize_cfg): Ditto.
12933 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
12935 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
12936 (lambda_body_vector_new): Use type safe memory macros.
12937 (lambda_linear_expression_new): Likewise.
12938 (lambda_loopnest_new): Likewise.
12939 (lambda_lattice_new): Likewise.
12940 (replace_uses_equiv_to_x_with_y): Cast according to the coding
12941 conventions. Use type safe memory macros.
12942 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
12943 (lambda_body_vector_s): Likewise.
12944 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
12945 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
12947 2007-06-06 Richard Guenther <rguenther@suse.de>
12949 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
12950 if we need to schedule cfg_cleanup.
12951 (tree_ssa_forward_propagate_single_use_vars): Do so.
12953 2007-06-06 Ian Lance Taylor <iant@google.com>
12955 * fold-const.c (merge_ranges): If range_successor or
12956 range_predecessor fail, just return 0.
12958 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
12960 PR tree-optimization/32216
12961 * tree-vectorizer.c (supportable_widening_operation): Determine
12962 signedness of FIX_TRUNC_EXPR from output operand.
12963 (supportable_narrowing_operation): Ditto.
12964 * tree-vect-generic.c (expand_vector_operations_1): Determine
12965 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
12966 from input operand.
12968 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
12970 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
12971 (struct pta): ...from here. Change flags to unsigned to avoid
12972 excessive casting (as it is used as a bit mask).
12973 (override_options): Add casts according to the coding convenventions.
12974 (x86_64_elf_unique_section): Likewise.
12975 (examine_argument): Avoid using C++ keywords as variable names.
12976 (construct_container): Likewise.
12977 (legitimize_pic_address): Likewise.
12978 (get_dllimport_decl): Cast according to the coding conventions. Use
12979 type safe memory macros.
12980 (legitimize_address): Cast according to the coding conventions.
12981 (emit_i387_cw_initialization): Corrected the type of slot to enum
12983 (ix86_init_machine_status): Use type safe memory macros.
12984 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
12985 (bdesc_pcmpistr): Likewise.
12986 (bdesc_crc32): Likewise.
12987 (bdesc_sse_3arg): Likewise.
12988 (bdesc_2arg): Likewise.
12989 (bdesc_1arg): Likewise.
12990 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
12991 (ix86_expand_sse_pcmpistr): Likewise.
12992 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
12993 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
12994 int to match the langhook definition.
12995 (ix86_builtin_conversion): Change the type of code to unsigned init to
12996 match the langhook definition.
12997 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
12999 (ix86_preferred_output_reload_class): Likewise.
13000 (ix86_cannot_change_mode_class): Likewise.
13001 (ix86_memory_move_cost): Likewise.
13002 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
13003 avoid excessive casting later on.
13004 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
13006 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13008 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
13009 as flags setting insn.
13010 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
13012 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
13014 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
13015 (UNSPEC_ROUND): New.
13016 ("sse4_1_round<mode>2"): New insn pattern.
13017 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
13019 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
13020 expander using SSEMODEF mode macro. Expand using
13021 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13022 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
13023 expander using SSEMODEF mode macro. Expand using
13024 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13025 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
13026 expander using SSEMODEF mode macro. Expand using
13027 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
13028 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
13029 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
13030 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
13033 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
13034 Sebastian Pop <sebpop@gmail.com>
13036 * lambda.h (build_linear_expr): New.
13037 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
13038 Use build_linear_expr, call fold and force_gimple_operand.
13039 (lambda_loopnest_to_gcc_loopnest): Check that there is
13040 something to insert.
13041 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
13043 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
13045 PR preprocessor/23479
13046 * doc/extend.texi: Document the 0b-prefixed binary integer
13047 constant extension.
13049 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13051 PR tree-optimization/32215
13052 * tree-vectorizer.c (supportable_widening_operation): Return false
13053 for unsupported FIX_TRUNC_EXPR tree code.
13054 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
13056 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
13058 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
13059 register on SPE targets. Change documentation to reflect
13061 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
13062 Change FIXED_SCRATCH to 14 and document why we're keeping r14
13063 out of the register allocation pool.
13064 (rs6000_reg_live_or_pic_offset_p): New function.
13065 (rs6000_emit_prologue): Move the actual saving of LR up to free
13066 r0 for holding r11. Split saving of SPE 64-bit registers into
13067 its own case. Ensure that offsets will always be in-range for
13068 'evstdd' by using r11 as a scratch register to point at the start
13069 of the SPE save area. Save r11 if necessary, as it is the static
13071 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
13072 into its own case. Ensure that offsets will always be in-range
13073 for 'evldd' by using r11 as a scratch register to point at the
13074 start of the SPE save area. Also adjust r11 when restoring
13075 the stack pointer to compensate for pre-loading r11.
13077 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
13079 * cfg.c (init_flow): Use type safe memory macros.
13080 (alloc_block): Likewise.
13081 (unchecked_make_edge): Likewise.
13082 (dump_flow_info): Avoid using C++ keywords as variable names.
13083 (copy_original_table_clear): Cast according to the coding conventions.
13084 (copy_original_table_set): Likewise.
13085 * cfgexpand (label_rtx_for_bb): Likewise.
13086 (expand_gimple_basic_block): Likewise.
13087 * cfghooks.c (dump_bb): Likewise.
13088 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
13090 (lv_add_condition_to_bb): Likewise.
13091 * cfglayout (relink_block_chain): Cast according to the coding
13093 (fixup_reorder_chain): Likewise.
13094 (fixup_fallthru_exit_predecessor): Likewise.
13095 * cfgloop.c (glb_enum_p): Likewise.
13096 (get_exit_description): Likewise.
13097 (dump_recorded_exit): Likewise.
13098 * cfgloop.h (enum loop_estimation): Move out of struct scope...
13099 (struct loop): ... from here.
13100 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
13102 * cfgrtl.c (rtl_create_basic_block): Likewise.
13103 (rtl_split_block): Likewise.
13104 (rtl_dump_bb): Likewise.
13105 (cfg_layout_split_block): Likewise.
13106 (init_rtl_bb_info): Use typesafe memory macros.
13108 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
13109 * graphds.h: Updated all usages of edge to graph_edge.
13110 * graphds.c: Likewise.
13111 * cfgloopanal.c: Likewise.
13113 2007-06-05 Ian Lance Taylor <iant@google.com>
13115 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
13116 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
13117 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
13119 (test_for_singularity): Likewise.
13121 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13123 * config/i386/constraints.md ("Y2"): Replaced by ...
13125 * config/i386/i386.md: Likewise.
13126 * config/i386/mmx.md: Likewise.
13127 * config/i386/sse.md: Likewise.
13129 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
13131 * config/i386/constraints.md ("z"): Replaced by ...
13133 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
13134 (sse4_1_blendvps): Likewise.
13135 (sse4_1_pblendvb): Likewise.
13136 (sse4_2_pcmpestr): Likewise.
13137 (sse4_2_pcmpestrm): Likewise.
13138 (sse4_2_pcmpestr_cconly): Likewise.
13139 (sse4_2_pcmpistr): Likewise.
13140 (sse4_2_pcmpistrm): Likewise.
13141 (sse4_2_pcmpistr_cconly): Likewise.
13143 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
13145 * matrix-reorg.c (transform_access_sites): Fix computation.
13146 (transform_allocation_sites): Same.
13148 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13150 * config/i386/i386.c (override_options): Use
13151 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
13153 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
13155 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
13156 (nonimm_not_xmm0_operand): Ditto.
13157 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
13158 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
13159 as operand[2] predicate. Require "z" class XMM register for
13160 operand[3]. Adjust asm template.
13161 ("sse4_1_blendvpd"): Ditto.
13162 ("sse4_1_pblendvb"): Ditto.
13163 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
13164 force op2 into xmm0 register for variable blend instructions.
13166 2007-06-04 Tom Tromey <tromey@redhat.com>
13168 * c-tree.h (start_enum): Update.
13169 (build_enumerator): Likewise.
13170 * c-decl.c (enum_next_value): Removed.
13171 (enum_overflow): Likewise.
13172 (start_enum): Add c_enum_contents argument. Don't use globals.
13173 (build_enumerator): Likewise.
13174 * c-tree.h (struct c_enum_contents): New struct.
13176 2007-06-04 Tom Tromey <tromey@redhat.com>
13178 * c-common.c (c_common_get_alias_set): Fix indentation.
13180 2007-06-04 Ian Lance Taylor <iant@google.com>
13182 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
13183 to overflow, reduce overflow infinity to regular infinity.
13184 (vrp_var_may_overflow): New static function.
13185 (vrp_visit_phi_node): Check vrp_var_may_overflow.
13187 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
13189 * stor-layout.c (layout_type): Remove duplicate code.
13191 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
13194 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
13195 before build_common_builtin_nodes ().
13197 2007-06-04 Steve Ellcey <sje@cup.hp.com>
13200 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
13202 2007-06-04 Jan Hubicka <jh@suse.cz>
13204 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
13205 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
13206 instead of _stat version.
13208 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13210 PR tree-optimization/32194
13211 * tree-predcom.c (determine_offset): Check that both references have
13214 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
13216 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
13217 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
13218 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
13219 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
13220 Add argument to iterate_fix_dominators call.
13221 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
13222 * gcse.c (hoist_code): Change domby to vector.
13223 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
13224 Add argument to iterate_fix_dominators call.
13225 * loop-doloop.c (doloop_modify): Changed recount_dominator to
13226 recompute_dominator.
13227 * lambda-code.c (perfect_nestify): Ditto.
13228 * cfgloopanal.c: Include graphds.h.
13229 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
13230 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
13231 (mark_irreducible_loops): Use graphds_scc. Remove argument from
13233 * graphds.c: New file.
13234 * graphds.h: New file.
13235 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
13236 (get_dominated_by, get_dominated_by_region): Change return type to
13238 (verify_dominators): Recompute all dominators and compare the results.
13239 (recount_dominator): Renamed to ...
13240 (recompute_dominator): ... this. Do not check that the block is
13241 dominated by entry.
13242 (iterate_fix_dominators): Reimplemented.
13243 (prune_bbs_to_update_dominators, root_of_dom_tree,
13244 determine_dominators_for_sons): New functions.
13245 * et-forest.c (et_root): New function.
13246 * et-forest.h (et_root): Declare.
13247 * Makefile.in (graphds.o): Add.
13248 (cfgloopanal.o): Add graphds.h dependency.
13249 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
13250 * basic-block.h (get_dominated_by, get_dominated_by_region,
13251 iterate_fix_dominators): Declaration changed.
13252 (recount_dominator): Renamed to ...
13253 (recompute_dominator): ... this.
13254 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
13255 (thread_through_all_blocks): Do not free dominance info.
13257 2007-06-03 Andreas Schwab <schwab@suse.de>
13259 * config/m68k/m68k.c (override_options): Don't override
13261 * config/m68k/m68k-modes.def (SF, DF): Define to use
13262 motorola_single_format and motorola_double_format, resp.
13263 * real.c (motorola_single_format): Renamed from
13264 coldfire_single_format.
13265 (motorola_double_format): Renamed from coldfire_double_format.
13266 (encode_ieee_extended): Generate a proper canonical NaN image
13267 respecting canonical_nan_lsbs_set.
13268 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
13270 * real.h: Adjust declarations.
13272 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
13275 * config/sh/sh.md (symGOT_load): Don't schedule insns when
13276 the symbol is generated with the stack protector.
13278 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
13280 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
13281 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
13283 * doc/extend.texi (interrupt): Mention m68k.
13285 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
13287 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
13288 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
13289 (ix86_expand_sse_pcmpestr): Do not check operands for
13290 "register_operand", when insn operand predicate is "register_operand".
13291 (ix86_expand_sse_pcmpistr): Ditto.
13293 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
13294 Uros Bizjak <ubizjak@gmail.com>
13296 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
13297 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
13298 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
13299 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
13300 * config/i386/constraints.md ("z"): New register constraint
13301 for members of SSE_FIRST_REG class.
13302 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
13303 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
13304 SSE_FIRST_REG class.
13305 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
13306 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
13307 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
13308 (IX86_BUILTIN_PCMPESTRM128): Likewise.
13309 (IX86_BUILTIN_PCMPESTRA128): Likewise.
13310 (IX86_BUILTIN_PCMPESTRC128): Likewise.
13311 (IX86_BUILTIN_PCMPESTRO128): Likewise.
13312 (IX86_BUILTIN_PCMPESTRS128): Likewise.
13313 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
13314 (IX86_BUILTIN_PCMPISTRI128): Likewise.
13315 (IX86_BUILTIN_PCMPISTRM128): Likewise.
13316 (IX86_BUILTIN_PCMPISTRA128): Likewise.
13317 (IX86_BUILTIN_PCMPISTRC128): Likewise.
13318 (IX86_BUILTIN_PCMPISTRO128): Likewise.
13319 (IX86_BUILTIN_PCMPISTRS128): Likewise.
13320 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
13321 (struct builtin_description): Change "flag" field to unsigned.
13322 (bdesc_pcmpestr): New builtin description table.
13323 (bdesc_pcmpistr): Likewise.
13324 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
13325 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
13326 Initialize pcmp[ei]str[im] insns for SSE4.2.
13327 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
13328 (ix86_expand_sse_pcmpistr): Likewise.
13329 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
13330 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
13331 (UNSPEC_PCMPISTR): Likewise.
13332 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
13333 (sse4_2_pcmpestri):New isns pattern.
13334 (sse4_2_pcmpestrm): Likewise.
13335 (sse4_2_pcmpestr_cconly): Likewise.
13336 (sse4_2_pcmpistr): New insn patern and splitter.
13337 (sse4_2_pcmpistri):New isns pattern.
13338 (sse4_2_pcmpistrm): Likewise.
13339 (sse4_2_pcmpistr_cconly): Likewise.
13340 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
13343 2007-06-01 David Daney <ddaney@avtrex.com>
13345 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
13346 LOADGP_ABSOLUTE and not binds_local_p.
13348 2007-06-01 Geoffrey Keating <geoffk@apple.com>
13350 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
13352 2007-06-01 Ian Lance Taylor <iant@google.com>
13354 * tree-vrp.c (compare_name_with_value): Always set
13355 used_strict_overflow if we get a result from the variable itself.
13357 2007-06-01 Ian Lance Taylor <iant@google.com>
13359 PR rtl-optimization/31455
13360 * lower-subreg.c (find_decomposable_subregs): Don't decompose
13361 subregs which have a cast between modes which are not tieable.
13363 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
13365 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
13366 breaks after return statements.
13368 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
13370 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
13371 only after no_new_pseudos.
13373 2007-05-31 Eric Christopher <echristo@apple.com>
13375 * expr.c (convert_move): Assert that we don't have a BLKmode
13377 (store_expr): Handle BLKmode moves by calling emit_block_move.
13379 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
13381 * c-typeck.c (build_indirect_ref): Include type in error message.
13382 (build_binary_op): Pass types to binary_op_error.
13383 * c-common.c (binary_op_error): Take two type arguments, print out
13385 * c-common.h (binary_op_error): Update prototype.
13387 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13389 * config/i386/i386.c: Correct coments on -mno-sse4.
13391 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
13393 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
13394 (x86_64-*-*): Likewise.
13395 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
13396 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
13397 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
13398 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
13399 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
13400 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
13401 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
13402 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
13403 (OPTION_MASK_ISA_SSE4): Likewise.
13404 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
13405 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
13406 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
13407 (override_options): Support SSE4.2.
13408 (ix86_build_const_vector): Support SImode and DImode.
13409 (ix86_build_signbit_mask): Likewise.
13410 (ix86_expand_int_vcond): Support V2DImode.
13411 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
13412 (IX86_BUILTIN_CRC32HI): Likewise.
13413 (IX86_BUILTIN_CRC32SI): Likewise.
13414 (IX86_BUILTIN_CRC32DI): Likewise.
13415 (IX86_BUILTIN_PCMPGTQ): Likewise.
13416 (bdesc_crc32): Likewise.
13417 (bdesc_sse_3arg): Likewise.
13418 (ix86_expand_crc32): Likewise.
13419 (ix86_init_mmx_sse_builtins): Support SSE4.2.
13420 (ix86_expand_builtin): Likewise.
13421 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
13422 __SSE4_2__ for -msse4.2.
13423 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
13424 (CRC32MODE): Likewise.
13425 (crc32modesuffix): Likewise.
13426 (crc32modeconstraint): Likewise.
13427 (sse4_2_crc32<mode>): Likewise.
13428 (sse4_2_crc32di): Likewise.
13429 * config/i386/i386.opt (msse4.2): New for SSE4.2.
13431 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
13432 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
13433 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
13434 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
13435 (vcondu<mode>): Likewise.
13436 * doc/extend.texi: Document SSE4.2 built-in functions.
13437 * doc/invoke.texi: Document -msse4.2/-msse4.
13439 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
13441 PR tree-optimization/32160
13442 * tree-predcom.c (predcom_tmp_var): New function. Mark created
13443 variable as gimple reg.
13444 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
13446 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
13448 * gcc.c (main): Don't consider linker options when issuing the
13449 warning about a linker input file not being used.
13451 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13453 * tree-vrp.c (compare_names): Initialize sop.
13455 2007-05-30 Dirk Mueller <dmueller@suse.de>
13457 * cgraphunit.c (cgraph_analyze_function): Remove
13458 computation of inline parameters.
13460 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13462 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
13464 2007-05-30 Richard Sandiford <richard@codesourcery.com>
13466 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
13467 Add vx-common.h. Include vxworks.h between vx-common.h and
13469 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
13471 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
13472 (TARGET_ASM_DESTRUCTOR): Likewise.
13473 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
13474 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
13475 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
13476 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
13477 (VXWORKS_ENDIAN_SPEC): Define.
13478 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
13479 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
13480 VXWORKS_* equivalents.
13481 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
13482 (ASM_FILE_START): Delete.
13483 (TARGET_VERSION): Reformat.
13484 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
13485 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
13486 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
13487 (FPBIT, DPBIT): Define.
13488 (fp-bit.c, dp-bit.c): New rules.
13489 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
13490 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
13491 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
13492 * config/arm/arm.h: Include vxworks-dummy.h.
13493 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
13494 Mark with ATTRIBUTE_UNUSED.
13495 (arm_override_options): Do not allow VxWorks RTP PIC to be used
13496 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
13497 make it incompatible with -msingle-pic-base.
13498 (arm_function_ok_for_sibcall): Return false for calls that might
13499 go through a VxWorks PIC PLT entry.
13500 (require_pic_register): New function, split out from...
13501 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
13503 (arm_load_pic_register): Handle the VxWorks RTP initialization
13504 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
13505 (arm_emit_call_insn): New function.
13506 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
13507 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
13508 (pic_offset_arm): New pattern.
13509 (call, call_value): Use arm_emit_call_insn.
13510 (call_internal, call_value_internal): New expanders.
13511 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
13512 VxWorks unless __PIC__.
13514 2007-05-30 Eric Christopher <echristo@gmail.com>
13516 * genrecog.c: Include regs.h in generated file.
13517 * genemit.c: Ditto. Fix up formatting.
13518 * config/mn10300/constraints.md: New.
13519 * config/mn10300/mn10300.md: Include.
13520 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
13521 Fix up for removed macro.
13522 * config/mn10300/predicates.md (call_address_operand): Ditto.
13523 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
13524 (CONST_OK_FOR_I): Ditto.
13525 (CONST_OK_FOR_J): Ditto.
13526 (CONST_OK_FOR_K): Ditto.
13527 (CONST_OK_FOR_L): Ditto.
13528 (CONST_OK_FOR_M): Ditto.
13529 (CONST_OK_FOR_N): Ditto.
13530 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
13534 (EXTRA_CONSTRAINT): Ditto.
13536 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13538 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
13540 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
13541 OPTION_MASK_ISA_64BIT.
13542 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
13544 2007-05-30 Richard Guenther <rguenther@suse.de>
13546 PR middle-end/32152
13547 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
13548 types for comparison.
13549 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
13550 with original typed arguments.
13551 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
13553 2007-05-30 Jakub Jelinek <jakub@redhat.com>
13555 PR tree-optimization/31769
13556 * except.c (duplicate_eh_regions): Clear prev_try if
13557 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
13559 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
13561 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
13562 * tree-ssa-sink.c (statement_sink_location): Return basic block and
13563 bsi of the location where statements should be inserted.
13564 (sink_code_in_bb): Take bsi from statement_sink_location.
13565 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
13566 instead of bsi_start.
13567 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
13569 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
13570 (bsi_move_before): Document inconsistency with bsi_move_after.
13571 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
13573 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
13575 * config/i386/i386.h (TARGET_ABM): New define.
13576 (TARGET_POPCNT): Ditto.
13577 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
13578 New temporary defines to redefine from OPTION_ISA_* defines.
13579 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
13580 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
13581 (ix86_isa_flags): New extern int declaration.
13582 (TARGET_SUBTARGET_DEFAULT): New define.
13583 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
13584 (TARGET_SUBTARGET32_DEFAULT): Ditto.
13585 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
13586 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
13587 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
13588 * config/i386/darwin.h: Change TARGET_64BIT define to
13591 * config/i386/i386.opt (m3dnowa): Define as undocumented option
13592 using existing "ix86_isa_flags" varible.
13593 (m32, m64): Use existing "ix86_isa_flags" variable.
13594 (mmmx, m3dnow): Ditto.
13595 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
13596 (mabm): Define as non-negative option using "x86_abm" variable.
13597 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
13599 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
13600 Rewrite feature test bitmap.
13601 (ix86_isa_flags): New initialized global int varible.
13602 (ix86_isa_flags_explicit): New static int variable.
13603 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
13604 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
13605 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
13606 target_flags_explicit.
13607 (override_options): Remove "target_enable" and "target_disable" fields
13608 from "struct ptt". Update processor_target_table accordingly. Remove
13609 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
13610 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
13611 "target_flags" and "ix86_isa_flags_explicit" instead of
13612 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
13613 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
13614 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
13615 to true when either of PTA_POPCNT or PTA_ABM is set in
13616 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
13617 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
13618 processor_alias_table flags entry. Remove handling of
13619 "target_enable" and "target_disable" fields of processor_target_table.
13620 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
13621 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
13622 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
13623 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
13624 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
13626 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
13628 2007-05-29 David Daney <ddaney@avtrex.com>
13631 * config/mips/mips.c (mips_output_mi_thunk): Emit
13632 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
13634 2007-05-29 Hui-May Chang <hm.chang@apple.com>
13635 * config/i386/i386.c (ix86_function_regparm): Added checking of
13636 ix86_force_align_arg_pointer to determine the number of
13637 register parameters.
13639 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
13641 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
13642 (SET_DR_MISALIGNMENT): New.
13643 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
13644 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
13645 Use SET_DR_MISALIGNMENT.
13646 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
13648 * tree-data-ref.c (create_data_ref, compute_all_dependences,
13649 find_loop_nest): Export.
13650 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
13651 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
13652 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
13653 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
13655 (struct mem_ref): Add field reuse_distance.
13656 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
13657 Initialize reuse_distance field.
13658 (issue_prefetch_ref): Select temporality of prefetch according to
13660 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
13661 self_reuse_distance, determine_loop_nest_reuse): New functions.
13662 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
13663 (tree_ssa_prefetch_arrays): Dump L2 cache size.
13664 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
13667 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
13669 * tree-ssa-alias.c: Add aliasing overview.
13671 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
13672 Danny Smith <dannysmith@users.sourceforge.net>
13675 * config/i386/t-crtfm: Compile crtfastmath.o with
13676 -minline-all-stringops.
13677 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
13678 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
13680 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13682 * doc/md.texi: Document constraints on HP PA-RISC.
13684 * pa/constraints.md: New file.
13685 * pa.md: Include constraints.md.
13686 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
13687 (integer_store_memory_operand, ldil_cint_p): New functions.
13688 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
13689 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
13690 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
13691 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
13692 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
13694 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
13697 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
13698 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
13699 case POSTDECREMENT_EXPR>): Return the error_mark_node
13700 if either the real or imaginary parts would an
13703 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
13705 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
13706 name when we remove it from a call.
13708 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
13710 * targhooks.c (default_narrow_bitfield): Remove.
13711 * targhooks.h: Remove the prototype for
13712 default_narrow_bitfield.
13714 * langhooks-def.h: Remove the prototype for
13715 hook_get_alias_set_0.
13716 * langhooks.c (hook_get_alias_set_0): Remove.
13718 * global.c (EXECUTE_IF_CONFLICT): Remove.
13720 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13723 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
13724 return true when truth_value_p is true and the type
13727 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
13729 * doc/install.texi (Prerequisites): We no longer require Autoconf
13730 2.13 for the top-level.
13732 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
13734 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
13735 memory access via x86_expand_vector_move_misalign() only for
13736 TImode values on 32-bit targets.
13738 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
13740 * matrix-reorg.c: New file. Implement matrix flattening and
13741 transposing optimization.
13742 * tree-pass.h: Add matrix reorg pass.
13743 * common.opt: Add fipa-mreorg flag.
13744 * Makefile.in: Add matrix-reorg.c.
13745 * passes.c: Add matrix reorg pass.
13746 * varpool.c (add_new_static_var): New function.
13747 * cgraph.h (add_new_static_var): Declare.
13749 2007-05-27 Eric Christopher <echristo@apple.com>
13751 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
13752 sp_offset depending on stack size. Save r12 depending
13753 on registers we're saving later.
13754 (rs6000_emit_epilogue): Update sp_offset depending only
13757 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
13759 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
13760 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
13761 * ifcvt.c (if_convert): Ditto.
13762 * tree-ssa-threadupdate.c (thread_block): Ditto.
13763 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
13764 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
13765 verify_loop_closed_ssa): Check number_of_loops instead of
13767 * predict.c (tree_estimate_probability): Ditto.
13768 * tree-if-conv.c (main_tree_if_conversion): Ditto.
13769 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
13770 * modulo-sched.c (sms_schedule): Ditto.
13771 * tree-scalar-evolution.c (scev_const_prop): Ditto.
13772 (scev_finalize): Do not do anything if scev analysis was not
13774 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
13775 current_loops == NULL.
13776 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
13777 * loop-init.c (loop_optimizer_init): Do not free current_loops when
13778 there are no loops.
13779 (loop_optimizer_finalize): Assert that loops were analyzed.
13780 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
13781 rtl_doloop): Check number_of_loops instead of current_loops.
13782 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
13783 current_loops == NULL.
13784 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
13785 gate_tree_vectorize tree_linear_transform, check_data_deps,
13786 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
13787 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
13788 Check number_of_loops instead of current_loops.
13789 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
13790 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
13791 free loops if available.
13792 (execute_pre): Do not pass do_fre to fini_pre.
13794 2007-05-27 Tobias Burnus <burnus@net-b.de>
13796 PR middle-end/32083
13797 * real.c (mpfr_from_real): Fix sign of -Inf.
13799 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
13801 * tree-vect-transform.c (vectorizable_conversion): Initialize
13802 tree_code variables to ERROR_MARK.
13803 (vectorizable_type_demotion): Likewise.
13804 (vectorizable_type_promotion): Likewise.
13806 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
13809 * config/i386/i386.md (movti): Handle push operands via
13810 ix86_expand_push().
13812 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
13814 * basic-block.h: Remove the prototype for merge_seq_blocks.
13815 * cfgcleanup.c (merge_seq_blocks): Remove.
13817 * tree-flow.h: Remove the prototype for is_aliased_with.
13818 * tree-ssa-alias.c (is_aliased_with): Remove.
13820 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
13822 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
13824 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
13826 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
13827 ix86_expand_sse4_unpack if SSE4.1 is enabled.
13828 (vec_unpacks_hi_v16qi): Likewise.
13829 (vec_unpacku_lo_v16qi): Likewise.
13830 (vec_unpacks_lo_v16qi): Likewise.
13831 (vec_unpacku_hi_v8hi): Likewise.
13832 (vec_unpacks_hi_v8hi): Likewise.
13833 (vec_unpacku_lo_v8hi): Likewise.
13834 (vec_unpacks_lo_v8hi): Likewise.
13835 (vec_unpacku_hi_v4si): Likewise.
13836 (vec_unpacks_hi_v4si): Likewise.
13837 (vec_unpacku_lo_v4si): Likewise.
13838 (vec_unpacks_lo_v4si): Likewise.
13840 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
13842 * c-typeck.c, config/arm/arm.c, config/darwin.c,
13843 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
13844 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
13845 follow spelling conventions in various
13846 warning/error/diagnostic messages.
13848 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
13849 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
13850 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
13851 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
13852 tree-vrp.c: Fix comment typos. Follow spelling conventions.
13853 * doc/tm.texi: Follow spelling conventions.
13855 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
13858 * tree-ssa-forwprop.c
13859 (forward_propagate_addr_into_variable_array_index): Remove
13860 the lhs argument. Use the type of def_rhs instead of lhs.
13861 (forward_propagate_addr_expr_1): Update use of
13862 forward_propagate_addr_into_variable_array_index.
13864 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
13865 Nigel Stephens <nigel@mips.com>
13867 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
13868 function attributes, "far" being an alias for "long_call".
13869 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
13870 (mips_near_type_p, mips_far_type_p): New.
13871 (mips_comp_type_attributes): New function to check that attributes
13872 attached to a function type are compatible.
13873 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
13874 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
13875 to the target function of the thunk.
13876 (mips_encode_section_info): Check for "near" and "far" function
13877 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
13879 * config/mips/predicates.md (const_call_insn_operand): Test only
13880 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
13882 * doc/extend.texi (Function Attributes): Document MIPS "near" and
13885 * testsuite/gcc.target/mips/near-far-1.c: New test case.
13886 * testsuite/gcc.target/mips/near-far-2.c: New test case.
13887 * testsuite/gcc.target/mips/near-far-3.c: New test case.
13888 * testsuite/gcc.target/mips/near-far-4.c: New test case.
13890 2007-05-25 Eric Christopher <echristo@apple.com>
13892 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
13893 to x86-darwin configurations.
13894 * config/i386/t-darwin: Add softfp support.
13895 * config/i386/t-darwin64: Ditto.
13896 * config/i386/sfp-machine.h: If mach then don't use
13897 aliasing, emit a stub to call.
13899 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
13901 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
13902 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
13903 tree-predcom.c, tree-ssa-alias-warnings.c,
13904 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
13905 comment typos. Follow spelling conventions.
13906 * doc/cpp.texi, doc/invoke.texi: Fix typos.
13908 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
13911 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
13912 constants into memory. Expand unaligned memory references for
13913 SSE modes via x86_expand_vector_move_misalign() function.
13915 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
13917 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
13918 "memory" attribute for "sseishft" type insn without operands[2].
13920 2007-05-25 Dirk Mueller <dmueller@suse.de>
13921 Marcus Meissner <meissner@suse.de>
13923 * doc/extend.texi (alloc_size): New attribute.
13924 * c-common.c (handle_alloc_size_attribute): New.
13925 * tree-object-size.c (alloc_object_size): Use alloc_size
13926 attribute, if available.
13928 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
13930 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
13932 (__builtin_ia32_vec_ext_v2di): Likewise.
13933 (__builtin_ia32_vec_ext_v4si): Likewise.
13934 (__builtin_ia32_vec_ext_v8hi): Likewise.
13935 (__builtin_ia32_vec_ext_v16qi): Likewise.
13936 (__builtin_ia32_vec_set_v8hi): Likewise.
13938 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
13940 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
13942 2007-05-25 Richard Sandiford <richard@codesourcery.com>
13944 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
13945 (arm_is_longcall_p): Rename to...
13946 (arm_is_long_call_p): ...this. Take a single tree argument and
13948 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
13949 (CUMULATIVE_ARGS): Remove call_cookie.
13950 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
13951 (ENCODED_LONG_CALL_ATTR_P): Delete.
13952 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
13953 LONG_CALL_FLAG_CHAR cases.
13954 (ARM_DECLARE_FUNCTION_SIZE): Delete.
13955 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
13956 ARM_DECLARE_FUNCTION_SIZE.
13957 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
13958 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
13959 (arm_encode_call_attribute, current_file_function_operand): Delete.
13960 (arm_function_in_section_p): New function.
13961 (arm_is_longcall_p): Rename to...
13962 (arm_is_long_call_p): ...this. Take the target function as a single
13963 argument and return a bool. Do not rely on call cookies. Check
13964 whether the target symbol is in the same section as the current
13965 function, not just the same compilation unit.
13966 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
13967 (arm_encode_section_info): Don't encode a call type.
13968 * config/arm/arm.md (call, call_value): Update calls to
13969 arm_is_long(_)call_p. Simplify logic.
13970 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
13971 Update calls to arm_is_long(_)call_p.
13973 2007-05-25 Richard Guenther <rguenther@suse.de>
13975 PR tree-optimization/31982
13976 * tree-ssa-forwprop.c
13977 (forward_propagate_addr_into_variable_array_index): Handle arrays
13978 with element size one.
13980 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13982 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
13983 (umulsi3_highpart): Likewise.
13985 2007-05-24 Ian Lance Taylor <iant@google.com>
13987 PR rtl-optimization/32069
13988 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
13991 2007-05-24 Ollie Wild <aaw@google.com>
13993 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
13996 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
13998 * postreload-gcse.c (reg_changed_after_insn_p): New function.
13999 (oprs_unchanged_p): Use it to check all registers in a REG.
14000 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
14001 (reg_set_between_after_reload_p): Delete.
14002 (reg_used_between_after_reload_p): Likewise.
14003 (reg_set_or_used_since_bb_start): Likewise.
14004 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
14005 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
14006 Use reg_set_between_p instead of reg_set_between_after_reload_p.
14007 * rtlanal.c (reg_set_p): Check whether REG overlaps
14008 regs_invalidated_by_call, rather than just checking the
14009 membership of REGNO (REG).
14011 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14013 * doc/passes.texi: Document predictive commoning.
14014 * doc/invoke.texi (-fpredictive-commoning): Document.
14015 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
14016 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
14017 adding indices to the generated name.
14018 (schedule_sm): Pass 0 to get_lsm_tmp_name.
14019 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
14020 * tree-pretty-print.c (op_symbol_1): Renamed to ...
14021 (op_symbol_code): ... and exported.
14022 (dump_omp_clause, op_symbol): Use op_symbol_code
14023 instead of op_symbol_1.
14024 * tree-pass.h (pass_predcom): Declare.
14025 * timevar.def (TV_PREDCOM): New timevar.
14026 * tree-ssa-loop.c (run_tree_predictive_commoning,
14027 gate_tree_predictive_commoning, pass_predcom): New.
14028 * tree-data-ref.c (find_data_references_in_loop): Find the
14029 references in dominance order.
14030 (canonicalize_base_object_address): Ensure that the result has
14032 (dr_analyze_innermost): Export.
14033 (create_data_ref): Code to fail for references with invariant
14035 (find_data_references_in_stmt): ... here.
14036 * tree-data-ref.h (dr_analyze_innermost): Declare.
14037 * tree-affine.c: Include tree-gimple.h and hashtab.h.
14038 (aff_combination_find_elt, name_expansion_hash,
14039 name_expansion_eq, tree_to_aff_combination_expand,
14040 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
14042 * tree-affine.h (aff_combination_constant_multiple_p,
14043 tree_to_aff_combination_expand): Declare.
14044 * tree-predcom.c: New file.
14045 * common.opt (fpredictive-commoning): New option.
14046 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
14047 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
14048 * Makefile.in (tree-predcom.o): Add.
14049 (tree-affine.o): Add TREE_GIMPLE_H dependency.
14050 * passes.c (init_optimization_passes): Add dceloop after
14051 copy propagation in loop optimizer. Add predictive commoning
14052 to loop optimizer passes.
14054 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14056 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
14059 2007-05-24 Jan Hubicka <jh@suse.cz>
14061 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
14063 (genheader): Include statistics.h.
14065 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
14067 * print-rtl.c (flag_dump_unnumbered): Update comments.
14068 (print_rtl): Fix my previous change.
14069 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
14072 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
14074 PR middle-end/32018
14075 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
14077 (thread_through_all_blocks): Call initialize_original_copy_tables
14078 and free_original_copy_tables.
14079 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
14081 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
14082 * cfghooks.c (duplicate_block): Use get_loop_copy.
14083 * cfg.c: Include cfgloop.h.
14084 (loop_copy): New hash table.
14085 (initialize_original_copy_tables): Initialize loop_copy table.
14086 (free_original_copy_tables): Free loop_copy table.
14087 (copy_original_table_clear, copy_original_table_set,
14088 set_loop_copy, get_loop_copy): New functions.
14089 (set_bb_original, set_bb_copy): Use copy_original_table_set.
14090 * cfgloop.h (struct loop): Remove copy field.
14091 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
14092 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
14094 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14096 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
14097 -msse/-msse2/-msse3.
14099 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
14101 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
14102 __builtin_ia32_vec_set_v2di with MASK_64BIT.
14104 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
14107 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
14108 * targhooks.h (default_mangle_decl_assembler_name): Declare
14110 * targhooks.c (default_mangle_decl_assembler_name): Define
14112 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
14114 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
14115 * langhooks.c (lhd_set_decl_assembler_name): Call
14116 targetm.mangle_decl_assembler_name for names with global scope.
14118 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
14120 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
14121 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
14123 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
14124 New. Factored out of i386_pe_encode_section_info.
14125 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
14126 Move check for prior decoration of stdcall
14127 symbols to i386_pe_encode_section_info.
14128 (i386_pe_encode_section_info): Adjust call to
14129 gen_stdcall_or_fastcall_suffix. Use
14130 i386_pe_maybe_mangle_decl_assembler_name, if needed.
14131 (i386_pe_mangle_decl_assembler_name): New. Wrap
14132 i386_pe_maybe_mangle_decl_assembler_name.
14134 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
14136 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
14137 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
14138 * langhooks.c (get_signed_or_unsigned_type): Don't check for
14139 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
14140 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
14143 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
14144 Nigel Stephens <nigel@mips.com>
14145 Richard Sandiford <richard@codesourcery.com>
14147 Fix up MIPS16 hard float and add support for complex.
14149 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
14150 (TARGET_SOFT_FLOAT_ABI): New.
14151 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
14152 __mips_soft_float to reflect the ABI in use, not whether the
14153 FPU is directly accessible (e.g., in MIPS16 mode).
14154 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
14155 (UNITS_PER_FPVALUE): Likewise.
14157 * config/mips/mips.c (mips_expand_call): Remove redundant
14158 TARGET_MIPS16 check.
14159 (mips_arg_regno): New.
14160 (function_arg_advance): When setting bits in cum->fp_code for
14161 MIPS16, don't subtract 1 from cum->arg_number, since it is now
14163 (function_arg): Use mips_arg_regno.
14164 (mips_return_mode_in_fpr_p): New.
14165 (mips16_call_stub_mode_suffix): New.
14166 (mips16_cfun_returns_in_fpr_p): New.
14167 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
14168 (mips_output_function_prologue): Test mips16_hard_float, not
14169 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
14170 (mips_expand_epilogue): Call MIPS16 helper routines to copy
14171 return value into a floating-point register.
14172 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
14173 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
14174 (mips16_fp_args): Handle MIPS32r2 ISA which supports
14175 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
14176 word of double arguments from or to the high bits of 64-bit
14177 floating point registers.
14178 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
14179 (mips16_fpret_double): New helper function.
14180 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
14181 support for complex modes. Fill in DECL_RESULT for stubdecl.
14182 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
14184 * config/mips/mips16.S
14185 (RET, ARG1, ARG2): New.
14186 (MERGE_GPRf, MERGE_GPRt): New.
14187 (DELAYt, DELAYf): New.
14188 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
14189 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
14190 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
14191 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
14192 (SFOP): Renamed to...
14193 (OPSF3): This, and macro-ified. Updated all uses.
14194 (SFOP2): Renamed to...
14195 (OPSF2): This, and macro-ified. Updated all uses.
14196 (SFCMP): Renamed to...
14197 (CMPSF): This, and macro-ified. Updated all uses.
14198 (SFREVCMP): Renamed to...
14199 (REVCMPSF): This, and macro-ified. Updated all uses.
14200 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
14201 (LDDBL1, LDDBL2, RETDBL): Deleted.
14202 (DFOP): Renamed to...
14203 (OPDF3): This, and macro-ified. Updated all uses.
14204 (DFOP2): Renamed to...
14205 (OPDF2): This, and macro-ified. Updated all uses.
14206 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
14207 (DFCMP): Renamed to...
14208 (CMPDF): This, and macro-ified. Updated all uses.
14209 (DFREVCMP): Renamed to...
14210 (REVCMPDF): This, and macro-ified. Updated all uses.
14211 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
14212 (RET_FUNCTION): New.
14213 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
14214 (__mips16_ret_sc, __mips16_ret_dc): New.
14215 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
14216 STUB_ARGS_6, STUB_ARGS_10): New.
14217 (CALL_STUB_NO_RET): New.
14218 (__mips16_call_stub_1): Macro-ified.
14219 (__mips16_call_stub_5): Macro-ified.
14220 (__mips16_call_stub_2): Macro-ified.
14221 (__mips16_call_stub_6): Macro-ified.
14222 (__mips16_call_stub_9): Macro-ified.
14223 (__mips16_call_stub_10): Macro-ified.
14224 (CALL_STUB_RET): New.
14225 (__mips16_call_stub_sf_0): Macro-ified.
14226 (__mips16_call_stub_sf_1): Macro-ified.
14227 (__mips16_call_stub_sf_5): Macro-ified.
14228 (__mips16_call_stub_sf_2): Macro-ified.
14229 (__mips16_call_stub_sf_6): Macro-ified.
14230 (__mips16_call_stub_sf_9): Macro-ified.
14231 (__mips16_call_stub_sf_10): Macro-ified.
14232 (__mips16_call_stub_df_0): Macro-ified.
14233 (__mips16_call_stub_df_1): Macro-ified.
14234 (__mips16_call_stub_df_5): Macro-ified.
14235 (__mips16_call_stub_df_2): Macro-ified.
14236 (__mips16_call_stub_df_6): Macro-ified.
14237 (__mips16_call_stub_df_9): Macro-ified.
14238 (__mips16_call_stub_df_10): Macro-ified.
14239 (__mips16_call_stub_sc_0): New.
14240 (__mips16_call_stub_sc_1): New.
14241 (__mips16_call_stub_sc_5): New.
14242 (__mips16_call_stub_sc_2): New.
14243 (__mips16_call_stub_sc_6): New.
14244 (__mips16_call_stub_sc_9): New.
14245 (__mips16_call_stub_sc_10): New.
14246 (__mips16_call_stub_dc_0): New.
14247 (__mips16_call_stub_dc_1): New.
14248 (__mips16_call_stub_dc_5): New.
14249 (__mips16_call_stub_dc_2): New.
14250 (__mips16_call_stub_dc_6): New.
14251 (__mips16_call_stub_dc_9): New.
14252 (__mips16_call_stub_dc_10): New.
14254 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
14255 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
14256 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
14258 2007-05-23 Ian Lance Taylor <iant@google.com>
14260 * doc/invoke.texi (Invoking GCC): Document that the order of the
14263 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
14266 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
14267 * config/score/predicate.md (const_pow2, const_npow2): Remove.
14268 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
14272 * config/score/score.c (score_print_operand): Make sure that only
14273 lower bits are used.
14275 2007-05-22 Ian Lance Taylor <iant@google.com>
14277 * tree-vrp.c (avoid_overflow_infinity): New static function,
14278 broken out of set_value_range_to_value.
14279 (set_value_range_to_value): Call avoid_overflow_infinity.
14280 (extract_range_from_assert): Likewise.
14282 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
14284 PR middle-end/31095
14285 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
14286 change the type before looking for a COMPOUND_EXPR.
14288 2007-05-22 Ian Lance Taylor <iant@google.com>
14290 * lower-subreg.c (decompose_multiword_subregs): If we change an
14291 insn, call remove_retval_note on it.
14293 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14295 * regs.h (end_hard_regno): New function.
14296 (END_HARD_REGNO, END_REGNO): New macros.
14297 (add_to_hard_reg_set): New function.
14298 (remove_from_hard_reg_set): Likewise.
14299 (in_hard_reg_set_p): Likewise.
14300 (overlaps_hard_reg_set_p): Likewise.
14301 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
14302 (note_btr_set): Use END_HARD_REGNO.
14303 * caller-save.c (setup_save_areas): Use end_hard_regno.
14304 (mark_set_regs): Use END_HARD_REGNO.
14305 (add_stored_regs): Use end_hard_regno.
14306 (mark_referenced_regs): Use add_to_hard_reg_set.
14307 * combine.c (update_table_tick): Use END_REGNO.
14308 (record_value_for_reg): Likewise.
14309 (record_dead_and_set_regs): Likewise.
14310 (get_last_value_validate): Likewise.
14311 (use_crosses_set_p): Likewise.
14312 (reg_dead_at_p_1): Likewise.
14313 (reg_dead_at_p): Likewise.
14314 (mark_used_regs_combine): Use add_to_hard_reg_set.
14315 (move_deaths): Use END_HARD_REGNO.
14316 (reg_bitfield_target_p): Use end_hard_regno.
14317 (distribute_notes): Use END_HARD_REGNO.
14318 * cse.c (mention_regs): Use END_REGNO.
14319 (insert): Use add_to_hard_reg_set.
14320 (invalidate): Use END_HARD_REGNO.
14321 (invalidate_for_call): Likewise.
14322 (exp_equiv_p): Use END_REGNO.
14323 (cse_insn): Likewise.
14324 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
14325 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
14326 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
14327 * function.c (keep_stack_depressed): Use end_hard_regno.
14328 * global.c (global_alloc): Use end_hard_regno.
14329 (global_conflicts): Use add_to_hard_reg_set instead of
14331 (find_reg): Likewise.
14332 (mark_reg_store): Likewise.
14333 (mark_reg_conflicts): Likewise.
14334 (mark_reg_death): Use remove_from_hard_reg_set.
14335 (mark_reg_live_nc): Delete.
14336 (set_preference): Use end_hard_regno.
14337 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
14338 remove_from_hard_reg_set.
14339 (post_mark_life): Use add_to_hard_reg_set.
14340 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
14341 (reg_becomes_live): Use add_to_hard_reg_set.
14342 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
14343 (peep2_find_free_register): Use add_to_hard_reg_set.
14344 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
14345 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
14346 * regrename.c (note_sets): Use add_to_hard_reg_set.
14347 (clear_dead_regs): Use remove_from_hard_reg_set.
14348 (regrename_optimize): Use add_to_hard_reg_set.
14349 (find_oldest_value_reg): Use in_hard_reg_set_p.
14350 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
14351 (hard_reg_set_here_p): Use end_hard_regno.
14352 (decompose): Likewise.
14353 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
14354 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
14355 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
14356 (mark_home_live): Use end_hard_regno.
14357 (spill_hard_reg): Likewise.
14358 (clear_reload_reg_in_use): Likewise.
14359 * reorg.c (delete_prior_computation): Use END_REGNO.
14360 * resource.c (update_live_status): Use END_HARD_REGNO.
14361 (mark_referenced_resources): Use add_to_hard_reg_set.
14362 (mark_set_resources): Likewise.
14363 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
14364 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
14365 (reg_overlap_mentioned_p): Likewise.
14366 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
14367 (covers_regno_no_parallel_p): Use END_REGNO.
14368 (find_regno_note): Likewise.
14369 (find_reg_fusage): Use END_HARD_REGNO.
14370 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
14371 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
14373 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
14375 * mode-switching.c (reg_dies): Change type of second argument to
14377 (optimize_mode_switching): Update accordingly.
14379 2007-05-22 Richard Sandiford <richard@codesourcery.com>
14381 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
14383 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
14384 (hard_reg_set_empty_p): ...these new functions.
14385 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
14386 GO_IF_HARD_REG_SUBSET.
14387 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
14388 instead of GO_IF_HARD_REG_EQUAL.
14389 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
14390 instead of GO_IF_HARD_REG_EQUAL.
14391 * global.c (find_reg): Use hard_reg_set_empty_p instead of
14392 GO_IF_HARD_REG_SUBSET.
14393 (modify_reg_pav): Use hard_reg_set_empty_p instead of
14394 GO_IF_HARD_REG_EQUAL.
14395 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
14396 of GO_IF_HARD_REG_SUBSET.
14397 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
14398 instead of GO_IF_HARD_REG_EQUAL.
14399 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
14400 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
14401 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
14402 of GO_IF_HARD_REG_SUBSET,
14403 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
14404 GO_IF_HARD_REG_SUBSET.
14405 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
14406 instead of GO_IF_HARD_REG_EQUAL.
14407 * config/sh/sh.c (push_regs, calc_live_regs): Use
14408 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
14409 (hard_regs_intersect_p): Delete.
14411 2007-05-22 Janis Johnson <janis187@us.ibm.com>
14413 * doc/sourcebuild.texi (Test Directives) Add dg-message.
14415 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
14416 Richard Henderson <rth@redhat.com>
14418 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
14420 (x86_64-*-*): Likewise.
14422 * i386/i386-modes.def (V2QI): New.
14424 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
14426 (override_options): Support SSE4.1.
14427 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
14428 (IX86_BUILTIN_BLENDPS): Likewise.
14429 (IX86_BUILTIN_BLENDVPD): Likewise.
14430 (IX86_BUILTIN_BLENDVPS): Likewise.
14431 (IX86_BUILTIN_PBLENDVB128): Likewise.
14432 (IX86_BUILTIN_PBLENDW128): Likewise.
14433 (IX86_BUILTIN_DPPD): Likewise.
14434 (IX86_BUILTIN_DPPS): Likewise.
14435 (IX86_BUILTIN_INSERTPS128): Likewise.
14436 (IX86_BUILTIN_MOVNTDQA): Likewise.
14437 (IX86_BUILTIN_MPSADBW128): Likewise.
14438 (IX86_BUILTIN_PACKUSDW128): Likewise.
14439 (IX86_BUILTIN_PCMPEQQ): Likewise.
14440 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
14441 (IX86_BUILTIN_PMAXSB128): Likewise.
14442 (IX86_BUILTIN_PMAXSD128): Likewise.
14443 (IX86_BUILTIN_PMAXUD128): Likewise.
14444 (IX86_BUILTIN_PMAXUW128): Likewise.
14445 (IX86_BUILTIN_PMINSB128): Likewise.
14446 (IX86_BUILTIN_PMINSD128): Likewise.
14447 (IX86_BUILTIN_PMINUD128): Likewise.
14448 (IX86_BUILTIN_PMINUW128): Likewise.
14449 (IX86_BUILTIN_PMOVSXBW128): Likewise.
14450 (IX86_BUILTIN_PMOVSXBD128): Likewise.
14451 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
14452 (IX86_BUILTIN_PMOVSXWD128): Likewise.
14453 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
14454 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
14455 (IX86_BUILTIN_PMOVZXBW128): Likewise.
14456 (IX86_BUILTIN_PMOVZXBD128): Likewise.
14457 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
14458 (IX86_BUILTIN_PMOVZXWD128): Likewise.
14459 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
14460 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
14461 (IX86_BUILTIN_PMULDQ128): Likewise.
14462 (IX86_BUILTIN_PMULLD128): Likewise.
14463 (IX86_BUILTIN_ROUNDPD): Likewise.
14464 (IX86_BUILTIN_ROUNDPS): Likewise.
14465 (IX86_BUILTIN_ROUNDSD): Likewise.
14466 (IX86_BUILTIN_ROUNDSS): Likewise.
14467 (IX86_BUILTIN_PTESTZ): Likewise.
14468 (IX86_BUILTIN_PTESTC): Likewise.
14469 (IX86_BUILTIN_PTESTNZC): Likewise.
14470 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
14471 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
14472 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
14473 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
14474 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
14475 (bdesc_ptest): New.
14476 (bdesc_sse_3arg): Likewise.
14477 (bdesc_2arg): Likewise.
14478 (bdesc_1arg): Likewise.
14479 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
14481 (ix86_expand_sse_4_operands_builtin): New.
14482 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
14483 smaller than 8 bits as the 2nd arg.
14484 (ix86_expand_sse_ptest): New.
14485 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
14486 (ix86_expand_vector_set): Support SSE4.1.
14487 (ix86_expand_vector_extract): Likewise.
14489 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
14490 __SSE4_1__ for -msse4.1.
14492 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
14493 (UNSPEC_INSERTPS): Likewise.
14494 (UNSPEC_DP): Likewise.
14495 (UNSPEC_MOVNTDQA): Likewise.
14496 (UNSPEC_MPSADBW): Likewise.
14497 (UNSPEC_PHMINPOSUW): Likewise.
14498 (UNSPEC_PTEST): Likewise.
14499 (UNSPEC_ROUNDP): Likewise.
14500 (UNSPEC_ROUNDS): Likewise.
14502 * config/i386/i386.opt (msse4.1): New for SSE4.1.
14504 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
14505 (const_pow2_1_to_32768_operand): Likewise.
14507 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
14510 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
14512 (sse4_1_insertps): Likewise.
14513 (*sse4_1_extractps): Likewise.
14514 (sse4_1_ptest): Likewise.
14515 (sse4_1_mulv2siv2di3): Likewise.
14516 (*sse4_1_mulv4si3): Likewise.
14517 (*sse4_1_smax<mode>3): Likewise.
14518 (*sse4_1_umax<mode>3): Likewise.
14519 (*sse4_1_smin<mode>3): Likewise.
14520 (*sse4_1_umin<mode>3): Likewise.
14521 (sse4_1_eqv2di3): Likewise.
14522 (*sse4_1_pinsrb): Likewise.
14523 (*sse4_1_pinsrd): Likewise.
14524 (*sse4_1_pinsrq): Likewise.
14525 (*sse4_1_pextrb): Likewise.
14526 (*sse4_1_pextrb_memory): Likewise.
14527 (*sse4_1_pextrw_memory): Likewise.
14528 (*sse4_1_pextrq): Likewise.
14529 (sse4_1_blendpd): Likewise.
14530 (sse4_1_blendps): Likewise.
14531 (sse4_1_blendvpd): Likewise.
14532 (sse4_1_blendvps): Likewise.
14533 (sse4_1_dppd): Likewise.
14534 (sse4_1_dpps): Likewise.
14535 (sse4_1_movntdqa): Likewise.
14536 (sse4_1_mpsadbw): Likewise.
14537 (sse4_1_packusdw): Likewise.
14538 (sse4_1_pblendvb): Likewise.
14539 (sse4_1_pblendw): Likewise.
14540 (sse4_1_phminposuw): Likewise.
14541 (sse4_1_extendv8qiv8hi2): Likewise.
14542 (*sse4_1_extendv8qiv8hi2): Likewise.
14543 (sse4_1_extendv4qiv4si2): Likewise.
14544 (*sse4_1_extendv4qiv4si2): Likewise.
14545 (sse4_1_extendv2qiv2di2): Likewise.
14546 (*sse4_1_extendv2qiv2di2): Likewise.
14547 (sse4_1_extendv4hiv4si2): Likewise.
14548 (*sse4_1_extendv4hiv4si2): Likewise.
14549 (sse4_1_extendv2hiv2di2): Likewise.
14550 (*sse4_1_extendv2hiv2di2): Likewise.
14551 (sse4_1_extendv2siv2di2): Likewise.
14552 (*sse4_1_extendv2siv2di2): Likewise.
14553 (sse4_1_zero_extendv8qiv8hi2): Likewise.
14554 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
14555 (sse4_1_zero_extendv4qiv4si2): Likewise.
14556 (*sse4_1_zero_extendv4qiv4si2): Likewise.
14557 (sse4_1_zero_extendv2qiv2di2): Likewise.
14558 (*sse4_1_zero_extendv2qiv2di2): Likewise.
14559 (sse4_1_zero_extendv4hiv4si2): Likewise.
14560 (*sse4_1_zero_extendv4hiv4si2): Likewise.
14561 (sse4_1_zero_extendv2hiv2di2): Likewise.
14562 (*sse4_1_zero_extendv2hiv2di2): Likewise.
14563 (sse4_1_zero_extendv2siv2di2): Likewise.
14564 (*sse4_1_zero_extendv2siv2di2): Likewise.
14565 (sse4_1_roundpd): Likewise.
14566 (sse4_1_roundps): Likewise.
14567 (sse4_1_roundsd): Likewise.
14568 (sse4_1_roundss): Likewise.
14569 (mulv4si3): Don't expand for SSE4.1.
14570 (smax<mode>3): Likewise.
14571 (umaxv4si3): Likewise.
14572 (uminv16qi3): Likewise.
14573 (umin<mode>3): Likewise.
14574 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
14576 * doc/extend.texi: Document SSE4.1 built-in functions.
14578 * doc/invoke.texi: Document -msse4.1.
14580 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
14582 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
14583 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
14584 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
14585 (ASM_SPEC): Add asm_pcrel_spec.
14586 (EXTRA_SPECS): Add asm_pcrel_spec.
14588 2007-05-21 David Daney <ddaney@avtrex.com>
14590 * doc/install.texi (Building a cross compiler): Add requirements
14591 for Java cross compiler.
14593 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14595 PR middle-end/31995
14596 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
14597 Add loopno argument. Use evolution_function_is_invariant_rec_p
14598 instead of evolution_function_is_constant_p.
14599 Update calls to evolution_function_is_affine_multivariate_p.
14600 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
14601 Add loopno argument.
14602 * tree-scalar-evolution.c (gather_chrec_stats): Call
14603 evolution_function_is_affine_multivariate_p with a loop
14605 * tree-data-ref.c (analyze_miv_subscript): Likewise.
14606 (analyze_overlapping_iterations): Likewise.
14607 (access_functions_are_affine_or_constant_p): Likewise.
14608 (build_classic_dist_vector_1): If the access functions
14609 are equal, don't do anything.
14611 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
14612 Paolo Carlini <pcarlini@suse.de>
14613 Uros Bizjak <ubizjak@gmail.com>
14615 * c-cppbuiltin.c (c_cpp_builtins): Define
14616 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
14617 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
14618 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
14619 * doc/cpp.texi ([Standard Predefined Macros]): Document.
14621 2007-05-21 Mike Stump <mrs@apple.com>
14623 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
14625 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14627 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
14629 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
14630 implementation if __OPTIMIZE__ is not defined.
14631 (_mm_alignr_pi8): Ditto.
14632 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
14633 (_mm_inserti_si64): Ditto.
14634 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
14635 (_mm_slli_epi16): Ditto.
14636 (_mm_slli_epi32): Ditto.
14637 (_mm_slli_epi64): Ditto.
14638 (_mm_srai_epi16): Ditto.
14639 (_mm_srai_epi32): Ditto.
14640 (_mm_srli_si128): Ditto.
14641 (_mm_slli_si128): Ditto.
14642 (_mm_srli_epi16): Ditto.
14643 (_mm_srli_epi32): Ditto.
14644 (_mm_srli_epi64): Ditto.
14645 (_mm_extract_epi16): Ditto.
14646 (_mm_insert_epi16): Ditto.
14647 (_mm_shufflehi_epi16): Ditto.
14648 (_mm_shufflelo_epi16): Ditto.
14649 (_mm_shuffle_epi32): Ditto.
14650 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
14651 (_m_pextrw): Ditto.
14652 (_mm_insert_pi16): Ditto.
14653 (_m_pinsrw): Ditto.
14654 (_mm_shuffle_pi16): Ditto.
14655 (_m_pshufw): Ditto.
14656 (_mm_shufle_ps): Ditto.
14657 (_mm_prefetch): Ditto.
14659 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
14661 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
14662 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
14663 * real.c (encode_i370_single, decode_i370_single,
14664 encode_i370_double, decode_i370_double): Functions removed.
14665 (i370_single_format, i370_double_format): Initializations removed.
14666 (real_maxval, round_for_format, exact_real_truncate, significand_size):
14667 Consider the log2_b field to always be one.
14668 (ieee_single_format, mips_single_format, coldfire_single_format,
14669 ieee_double_format, mips_double_format, coldfire_double_format,
14670 ieee_extended_motorola_format, ieee_extended_intel_96_format,
14671 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
14672 ibm_extended_format, mips_extended_format, ieee_quad_format,
14673 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
14674 decimal_single_format, decimal_double_format, decimal_quad_format,
14675 c4x_single_format, c4x_extended_format, real_internal_format): Remove
14676 initialization of log2_b.
14677 * real.h (i370_single_format, i370_double_format): Declarations
14679 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
14680 field to always be one.
14682 2007-05-21 Andreas Schwab <schwab@suse.de>
14684 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
14685 NOTE_INSN_BASIC_BLOCK_P.
14686 (process_for_unwind_directive): Likewise.
14688 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
14690 * builtins.c (expand_builtin_setjmp_setup): Update comment.
14691 * function.h (struct function): Move va_list_gpr_size,
14692 va_list_fpr_size, function_frequency to front of bitfields. Add
14694 (current_function_calls_unwind_init): New.
14695 * except.c (expand_builtin_unwind_init): Set
14696 current_function_calls_unwind_init not
14697 current_function_has_nonlocal_label.
14698 * reload1.c (has_nonexceptional_receiver): New.
14699 (reload): Use it and current_function_calls_unwind_init to
14700 determine whether call-saved regs must be saved.
14702 2007-05-20 Jan Hubicka <jh@suse.cz>
14704 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
14705 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
14706 * ddg.c (create_ddg): LIkewise.
14707 * final.c (final): Remove hunk moving line number notes around since
14708 they are no longer present at this stage.
14709 (final_scan_insn): Use NOTE_KIND instead of
14710 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
14711 (output_asm_label): Likewise.
14712 * reorg.c (dbr_schedule): Likewise.
14713 * haifa-sched.c (unlink_other_notes): Likewise.
14714 * mode-switching.c (optimize_mode_switching): Likewise.
14715 * graph.c (start_bb): Likewise.
14716 * rtl.def (NOTE): Update description.
14717 * jump.c (squeeze_notes): Delete.
14718 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
14719 NOTE_INSN_BASIC_BLOCK_P when possible.
14720 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
14721 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
14722 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
14723 (dwarf2out_var_location): Likewise.
14724 * cfgbuild.c (make_edges): Likewise.
14725 (find_basic_blocks_1): Likewise.
14726 * function.c (reorder_blocks_1): Likewise.
14727 (epilogue_done): Likewise.
14728 (reposition_prologue_and_epilogue_notes): Likewise.
14729 * print-rtl.c (print_rtx): Likewise; drop code for printing
14731 (print_rtl): Likewise.
14732 (print_rtl_single): Likewise.
14733 * gcse.c (insert_insn_start_bb): Likewise.
14734 * alias.c (init_alias_analysis): Likewise.
14735 * calls.c (fixup_tail_calls): Likewise.
14736 * except.c (sjlj_emit_function_enter): Likewise.
14737 * emit-rtl.c (add_insn_after): Likeiwse.
14738 (emit_label_before): Likewise.
14739 (emit_label_after): Likewise.
14740 (emit_note_before, emit_note_after, emit_note): Update
14741 parameter to be enum insn_note; do not deal with source
14743 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
14744 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
14746 (merge_blocks_move_successor_nojumps): Simplify now when
14747 we don't have BLOCK notes.
14748 (try_optimize_cfg): Likewise.
14749 * cfglayout.c (skip_insns_after_block): Likewise.
14750 (record_effective_endpoints): Likewise.
14751 (duplicate_insn_chain): Likewise.
14752 * varasm.c (output_constant_pool_1): Likewise.
14753 * sched-deps.c (sched_analyze): Likewise.
14754 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
14756 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
14757 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
14758 (SET_INSN_DELETED): Simplify.
14759 (NOTE_LINE_NUMBER): Exterminate.
14760 (NOTE_LINE_KIND): New.
14761 (NOTE_INSN_BASIC_BLOCK_P): Update.
14762 (enum insn_note): Simplify.
14763 (GET_NOTE_INSN_NAME) Simplify.
14764 (emit_note_before, emit_note_after, emit_note): Update prototype.
14765 (squeeze_notes): Remove.
14766 * sched-int.h (NOTE_NOT_BB_P): Update.
14767 * resource.c (mark_target_live_regs): Update.
14768 * sched-rgn.c (debug_dependencies): Update.
14769 * sched-vis.c (print_insn): Update.
14770 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
14771 * config/i386/i386.c (ix86_output_function_epilogue): Update.
14772 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
14773 (TARGET_ADJUST_UNROLL_MAX): Likewise.
14774 (split_branches): Update.
14775 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
14777 (sh_adjust_unroll_max): Exterminate.
14778 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
14779 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
14780 (m68hc11_reorg): Likewise.
14781 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
14782 (emit_predicate_relation_info): Update.
14783 (process_for_unwind_directive): Update.
14784 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
14785 (output_call): Update.
14786 * config/pa/pa.c (output_lbranch): Update.
14787 (output_millicode_call): Update.
14788 (output_call): Update.
14789 (pa_combine_instructions): Update.
14790 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
14791 * config/bfin/bfin.c (gen_one_bundle): Update.
14792 * cfgrtl.c (can_delete_note_p): Update.
14793 (delete_insn): Update.
14794 (rtl_merge_blocks): Update.
14795 (commit_one_edge_insertion): Update.
14796 (rtl_verify_flow_info): Update.
14797 * stmt.c (expand_case): Do not call squeeze_notes.
14799 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14806 * c.opt (Wtype-limits): New.
14807 * doc/invoke.texi (Wtype-limits): Document it.
14808 (Wextra): Enabled by -Wextra.
14809 * c-opts.c (c_common_post_options): Enabled by -Wextra.
14810 * c-common.c (shorten_compare): Warn with Wtype-limits.
14812 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
14814 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
14815 inlined function, not as a macro.
14816 (_mm_alignr_pi8): Ditto.
14817 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
14818 (_mm_inserti_si64): Ditto.
14819 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
14820 (_mm_extract_epi16): Ditto.
14821 (_mm_insert_epi16): Ditto.
14822 (_mm_shufflehi_epi16): Ditto.
14823 (_mm_shufflelo_epi16): Ditto.
14824 (_mm_shuffle_epi32): Ditto.
14825 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
14826 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
14828 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
14830 (_m_to_float): Use C89 compatible assignment.
14832 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
14835 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
14837 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14840 * doc/invoke.texi (Wreturn-type): Complete description.
14841 (Wextra): Delete item about return-type warning.
14842 * c-decl.c: Delete redundant Wextra warning.
14844 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
14847 * config/i386/pmmintrin.h: Do not include xmmintrin.h
14848 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
14849 inlined function, not as a macro.
14850 (_mm_prefetch): Ditto.
14851 (_m_pextrw): Ditto.
14852 (_mm_insert_pi16): Ditto.
14853 (_m_pinsrw): Ditto.
14854 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
14855 (_m_pshufw): Ditto. Add const to __N argument.
14856 (_mm_shufle_ps): Ditto. Add const to __mask argument.
14857 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
14858 (_mm_slli_epi32): Ditto.
14859 (_mm_srli_si128): Implement as always inlined function, not as a
14860 macro. Add __inline to function declaration.
14861 (_mm_slli_si128): Ditto.
14863 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
14865 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
14866 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
14868 (struct fenv): New structure.
14869 (FP_HANDLE_EXCEPTIONS): New define.
14870 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
14871 (_FP_DECL_EXP): New define.
14872 (FP_INIT_ROUNDMODE): New define.
14873 (FP_ROUNDMODE): New define.
14875 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14877 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
14878 (Wconversion): Update description.
14879 (Wconversion-sign): New.
14880 * c.opt (Wconversion-sign): New.
14881 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
14882 means disabled for C++. Otherwise, take the status of Wconversion.
14883 * c-common.c (conversion_warning): Warn with either Wconversion or
14885 (warnings_for_convert_and_check): Conditions are already checked by
14886 conversion_warning.
14887 (convert_and_check): Don't check warnings if the conversion failed.
14889 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
14890 Anatoly Sokolov <aesok@dol.ru>
14892 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
14893 avr_epilogue_uses) : Add declaration.
14894 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
14895 * config/avr/constraints.md (R): New constraint.
14896 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
14897 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
14898 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
14899 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
14900 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
14901 call_prologue_saves, epilogue_restores, return_from_epilogue,
14902 return_from_main_epilogue, return_from_interrupt_epilogue,
14903 return_from_naked_epilogue, prologue, epilogue): New patterns.
14904 (jump): Handle symbol reference.
14905 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
14906 avr_output_function_prologue, avr_output_function_epilogue): Remove
14908 (avr_init_machine_status, expand_prologue, expand_epilogue,
14909 avr_asm_function_end_prologue, avr_epilogue_uses,
14910 avr_asm_function_begin_epilogue): New functions.
14911 (prologue_size, epilogue_size, jump_tables_size): Remove global
14913 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
14914 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
14915 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
14916 (avr_override_options): Initialise init_machine_status.
14917 (output_movhi): Handle all stack pointer loads.
14918 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
14919 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
14920 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
14921 (EPILOGUE_USES) Redefine.
14922 (machine_function) Declare.
14924 2007-05-19 Richard Sandiford <richard@codesourcery.com>
14926 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
14927 Use a single return statement.
14929 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14931 PR middle-end/30250
14932 * builtins.c (do_mpfr_lgamma_r): New.
14933 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
14934 * tree.h (CASE_FLT_FN_REENT): New.
14936 2007-05-18 Geoffrey Keating <geoffk@apple.com>
14938 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
14939 (output_die): Use 'unsigned long' with %x.
14940 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
14941 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
14942 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
14944 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
14946 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
14951 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
14952 true if function has no argument.
14954 2007-05-18 DJ Delorie <dj@redhat.com>
14956 * config/mips/mips.c (mips_offset_within_alignment_p): New.
14957 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
14959 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
14961 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
14962 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
14963 count_trailing_zeros.
14964 (__i386__): Implement count_leading_zeros using __builtin_clz().
14965 Implement count_trailing_zeros usign __builtin_ctz().
14967 2007-05-18 Richard Sandiford <richard@codesourcery.com>
14969 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
14971 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
14973 PR middle-end/31344
14974 * expr.c (emit_move_change_mode): Change mode of push operands here.
14976 2007-05-17 Ian Lance Taylor <iant@google.com>
14978 PR tree-optimization/31953
14979 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
14980 Change all callers.
14981 (set_value_range_to_null): Call set_value_range_to_value.
14982 (extract_range_from_comparison): Likewise.
14984 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14986 * toplev.c (print_version): Output GMP/MPFR version info.
14988 * builtins.c (CASE_MATHFN_REENT): New macro.
14989 (mathfn_built_in): Use it.
14990 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
14991 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
14992 BUILT_IN_LGAMMAL_R): New.
14993 * doc/extend.texi: Document new builtins.
14995 PR middle-end/31796
14996 * builtins.c (do_mpfr_remquo): New.
14997 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
14998 (fold_builtin_3): Handle BUILT_IN_REMQUO.
15000 PR middle-end/30251
15001 * builtins.c (fold_builtin_1): Handle y0, y1.
15002 (fold_builtin_2): Handle yn.
15004 PR middle-end/30251
15005 * builtins.c (do_mpfr_bessel_n): New.
15006 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
15007 (fold_builtin_2): Handle BUILT_IN_JN.
15009 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
15012 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
15013 TYPE_PRECISION (intmax_type_node).
15015 2007-05-17 Steve Ellcey <sje@cup.hp.com>
15018 * reload.c (subst_reloads): Remove checking.
15020 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15022 PR rtl-optimization/31691
15023 * combine.c (simplify_set): Build a new src pattern instead of
15024 substituting its operands in the COMPARE case.
15026 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
15028 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
15029 (execute_vrp): Preserve loops through jump threading.
15030 * tree-ssa-threadupdate.c (thread_single_edge,
15031 dbds_continue_enumeration_p, determine_bb_domination_status,
15032 thread_through_loop_header): New functions.
15033 (create_edge_and_update_destination_phis,
15034 create_edge_and_update_destination_phis): Set loops for the new blocks.
15035 (prune_undesirable_thread_requests): Removed.
15036 (redirect_edges): Do not pretend that redirect_edge_and_branch can
15038 (thread_block): Do not call prune_undesirable_thread_requests.
15040 (mark_threaded_blocks): Select edges to thread here.
15041 (thread_through_all_blocks): Take may_peel_loop_headers argument.
15042 Thread edges through loop headers independently.
15043 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
15044 * tree-pass.h (TODO_mark_first_instance): New.
15045 (first_pass_instance): Declare.
15046 * cfghooks.c (duplicate_block): Put the block to the original loop
15047 if copy is not specified.
15048 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
15049 jump threading. Pass may_peel_loop_headers to
15050 thread_through_all_blocks according to first_pass_instance.
15051 * cfgloop.h (create_preheader): Declare.
15052 * tree-flow.h (thread_through_all_blocks): Declaration changed.
15053 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
15054 * passes.c (first_pass_instance): New variable.
15055 (next_pass_1): Set TODO_mark_first_instance.
15056 (execute_todo): Set first_pass_instance.
15058 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
15060 PR tree-optimization/24659
15061 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
15062 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
15063 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
15064 OTI_vec_pack_ufix_trunc.
15065 (vec_unpacks_float_hi_optab): Define new macro.
15066 (vec_unpacks_float_lo_optab): Ditto.
15067 (vec_unpacku_float_hi_optab): Ditto.
15068 (vec_unpacku_float_lo_optab): Ditto.
15069 (vec_pack_sfix_trunc_optab): Ditto.
15070 (vec_pack_ufix_trunc_optab): Ditto.
15071 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
15072 and vec_pack_[s|u]fix_trunc_optab using
15073 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
15074 * tree-vectorizer.c (supportable_widening_operation): Handle
15075 FLOAT_EXPR and CONVERT_EXPR. Update comment.
15076 (supportable_narrowing_operation): New function.
15077 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
15078 * tree-vect-transform.c (vectorizable_conversion): Handle
15079 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15080 (vect_gen_widened_results_half): Move before vectorizable_conversion.
15081 (vectorizable_type_demotion): Call supportable_narrowing_operation()
15082 to check for target support.
15083 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
15084 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
15085 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
15086 for VEC_PACK_FIX_TRUNC_EXPR.
15087 (expand_binop): Special case mode of the result for
15088 vec_pack_[u|s]fix_trunc_optab.
15089 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
15090 vec_pack_[u|s]fix_trunc_optab.
15092 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
15093 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
15094 * tree-pretty-print.c (dump_generic_node): Handle
15095 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
15096 VEC_PACK_FIX_TRUNC_EXPR.
15098 * expr.c (expand_expr_real_1): Ditto.
15099 * tree-inline.c (estimate_num_insns_1): Ditto.
15100 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15102 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
15103 (vec_unpacks_float_lo_v8hi): Ditto.
15104 (vec_unpacku_float_hi_v8hi): Ditto.
15105 (vec_unpacku_float_lo_v8hi): Ditto.
15106 (vec_unpacks_float_hi_v4si): Ditto.
15107 (vec_unpacks_float_lo_v4si): Ditto.
15108 (vec_pack_sfix_trunc_v2df): Ditto.
15110 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
15112 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
15113 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
15114 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
15115 [vec_pack_ufix_trunc]: Ditto.
15116 [vec_unpacks_float_hi]: Ditto.
15117 [vec_unpacks_float_lo]: Ditto.
15118 [vec_unpacku_float_hi]: Ditto.
15119 [vec_unpacku_float_lo]: Ditto.
15121 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
15123 * soft-fp/README: Update for new files.
15124 * soft-fp/floattisf.c: New file.
15125 * soft-fp/floattidf.c: New file.
15126 * soft-fp/floattitf.c: New file.
15127 * soft-fp/floatuntisf.c: New file.
15128 * soft-fp/floatuntidf.c: New file.
15129 * soft-fp/floatuntitf.c: New file.
15130 * soft-fp/fixsfti.c: New file.
15131 * soft-fp/fixdfti.c: New file.
15132 * soft-fp/fixtfti.c: New file.
15133 * soft-fp/fixunssfti.c: New file.
15134 * soft-fp/fixunsdfti.c: New file.
15135 * soft-fp/fixunstfti.c: New file.
15136 * soft-fp/extendxftf.c: New file.
15137 * soft-fp/trunctfxf.c: New file.
15139 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
15140 (__trunctfxf2): Ditto.
15142 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
15143 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
15144 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
15145 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
15146 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
15147 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
15149 * config/i386/t-fprules-softfp64: New file.
15150 * config/i386/sfp-machine.h: New file.
15151 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
15152 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
15153 and soft-fp/t-softfp to tmake_file.
15154 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
15155 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
15157 * config/i386/t-linux64 (softfp_wrap_start): New.
15158 (softfp_wrap_end): New.
15159 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
15160 supported for TARGET_64BIT.
15162 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
15164 * c-common.c (c_common_signed_or_unsigned_type): Emulate
15165 c_common_unsigned_type behavior.
15167 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
15169 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
15172 2007-05-16 Eric Christopher <echristo@apple.com>
15174 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
15175 saving after stack push. Set sp_offset whenever we push.
15176 (rs6000_emit_epilogue): Move altivec register restore before
15179 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15181 * configure.ac: Allow sysroots to be relocated under $prefix as
15182 well as $exec_prefix.
15183 * configure: Regenerate.
15185 2007-05-16 Richard Sandiford <richard@codesourcery.com>
15189 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15191 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15192 (gcc_tooldir): Likewise.
15193 * configure: Regenerate.
15194 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15195 old configure.ac gcc_tooldir setting.
15196 (prefix_to_exec_prefix): New variable.
15197 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15198 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15200 2007-05-14 Janis Johnson <janis187@us.ibm.com>
15202 * c-typeck.c (build_binary_op): Return early for error.
15204 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
15206 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
15207 struct nb_iter_bound.
15208 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
15209 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
15210 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
15211 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
15212 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
15213 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
15214 (del_scev_info): Use ggc_free.
15215 (scev_initialize): Allocate scalar_evolution_info in gc memory.
15216 * loop-init.c: Include ggc.h.
15217 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
15218 (loop_optimizer_finalize): Use ggc_free.
15219 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
15220 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
15221 pass_iv_optimize): Add TODO_ggc_collect.
15222 * function.h (struct function): Remove skip marker from
15224 * cfgloop.c: Include ggc.h.
15225 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
15227 (establish_preds): Vector superloops is gc allocated.
15228 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
15230 (flow_loops_find): Vector larray is gc allocated.
15231 (loop_exit_free): Use ggc_free.
15232 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
15233 that head of exits list is now not a part of struct loop.
15234 (record_loop_exits): Allocate exits table in gc memory.
15235 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
15236 that head of exits list is now not a part of struct loop.
15237 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
15238 struct loop_exit): Add GTY marker.
15239 (struct loop): Add GTY marker. Make superloops vector gc allocated.
15240 Add skip marker to aux field. Make head of exits list a separate
15242 (struct loops): Add GTY marker. Make larray vector gc allocated.
15243 Add param marker to exits table.
15244 (get_loops): Type changed.
15245 * Makefile.in (tree-scalar-evolution.o): Add
15246 gt-tree-scalar-evolution.h dependency.
15247 (cfgloop.o, loop-init.o): Add ggc.h dependency.
15248 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
15249 * basic-block.h (struct basic_block_def): Remove skip marker from
15252 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
15254 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
15255 of 0 in the call to expand_expr().
15256 (expand_builtin_mathfn_3): Ditto.
15257 (expand_builtin_interclass_mathfn): Ditto.
15258 (expand_builtin_cexpi): Ditto.
15259 (expand_builtin_int_roundingfn): Ditto.
15260 (expand_builtin_int_roundingfn_2): Ditto.
15261 (expand_builtin_pow): Ditto.
15262 (expand_builtin_powi): Ditto.
15263 (expand_builtin_bswap): Ditto.
15264 (expand_builtin_unop): Ditto.
15265 (expand_builtin_fabs): Ditto.
15266 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
15267 the call to expand_expr().
15268 (expand_builtin_sync_operation): Ditto.
15269 (expand_builtin_compare_and_swap): Ditto.
15270 (expand_builtin_lock_test_and_set): Ditto.
15271 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
15272 instead of 0 in the call to expand_expr().
15273 (expand_builtin_extract_return_addr): Ditto.
15274 (expand_builtin_eh_return): Ditto.
15275 (expand_eh_return): Ditto.
15276 * explow.c (expr_size): Ditto.
15277 * expr.c (optimize_bitfield_assignment_op): Ditto.
15278 (expand_assignement): Ditto.
15279 (store_expr): Ditto.
15280 (store_field): Ditto.
15281 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
15282 the call to expand_expr().
15283 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
15284 in the call to expand_expr().
15285 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
15286 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
15287 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
15289 * optabs.c (expand_vec_shift_expr): Ditto.
15290 (expand_vec_cond_expr): Ditto.
15291 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
15292 call to expand_expr().
15293 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
15294 in the call to expand_expr().
15296 2007-05-14 Dave Korn <dave.korn@artimi.com>
15298 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
15300 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
15302 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
15303 instead of c_common_unsigned_type.
15304 (c_common_unsigned_type): Remove.
15305 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
15306 c_common_unsigned_type.
15307 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
15308 c_common_unsigned_type.
15309 * c-common.h (c_common_unsigned_type): Remove.
15310 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
15311 c_common_unsigned_type.
15312 * c-format.c (check_format_types): Use unsigned_type_for instead of
15313 c_common_unsigned_type.
15314 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15315 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
15316 of c_common_unsigned_type.
15317 * convert.c (convert_to_integer): Use unsigned_type_for instead of
15318 lang_hooks.types.unsigned_type.
15319 * expmed.c (make_tree): Use unsigned_type_for instead of
15320 lang_hooks.types.unsigned_type.
15321 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
15322 lang_hooks.types.unsigned_type.
15323 (build_range_check): Likewise.
15324 (fold_unary): Likewise.
15325 (fold_binary): Likewise.
15326 (fold_ternary): Likewise.
15327 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
15328 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
15329 * tree.c (get_unsigned_type): New.
15330 (unsigned_type_for): Use get_unsigned_type instead of
15331 lang_hooks.types.unsigned_type.
15333 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
15335 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
15336 to m68k_get_function_kind. Update its prototype.
15337 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
15339 (m68k_interrupt_function_p): Return enum m68k_function_type
15340 instead of bool. Rename to m68k_get_function_kind.
15341 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
15342 target is not fido.
15343 (m68k_compute_frame_layout): Don't mark any register for save
15344 if an interrupt_thread attribute is specified.
15345 (m68k_hard_regno_rename_ok): Update a use of
15346 m68k_interrupt_function_p.
15347 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
15348 m68k_interrupt_function_p.
15349 (m68k_function_type): New.
15350 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
15351 for a function with an interrupt_thread attribute.
15352 * doc/extend.texi: Document the interrupt_thread attribute.
15354 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
15356 Fix PR tree-optimization/31911
15357 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
15358 if they didn't change the expression.
15360 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
15362 * tree-scalar-evolution.c (resolve_mixers): Exported.
15363 * tree-scalar-evolution.h (resolve_mixers): Declare.
15364 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
15365 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
15366 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
15367 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
15368 init_array_ref, init_pointer_ref, analyze_indirect_ref,
15369 strip_conversion, analyze_offset_expr, address_analysis,
15370 object_analysis, analyze_offset): Removed.
15371 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
15372 split_constant_offset, canonicalize_base_object_address,
15373 object_address_invariant_in_loop_p, disjoint_objects_p,
15374 dr_may_alias_p, dr_address_invariant_p): New functions.
15375 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
15376 and dr_analyze_alias.
15377 (initialize_data_dependence_relation): Use dr_may_alias_p
15378 and object_address_invariant_in_loop_p.
15379 (compute_self_dependence): Handle the case when
15380 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
15381 (find_data_references_in_stmt): Restrict the analysis of data
15382 references to the given loop nest.
15383 (find_data_references_in_loop): Made static. Pass loop nest to
15384 find_data_references_in_stmt.
15385 (compute_data_dependences_for_loop): Use DR_VOPS.
15386 (free_data_ref): Free DR_VOPS.
15387 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
15388 (struct innermost_loop_behavior): ... new.
15389 (struct base_object_info): Replaced by ...
15390 (struct indices): ... new.
15391 (struct dr_alias): New.
15392 (enum data_ref_type): Removed.
15393 (struct data_reference): Consist of struct innermost_loop_behavior,
15394 struct indices and struct dr_alias.
15395 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
15396 (DR_MEMTAG): Renamed to ...
15397 (DR_SYMBOL_TAG): ... this.
15398 (find_data_references_in_loop): Declaration removed.
15399 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
15400 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
15401 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
15402 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
15404 2007-05-13 Revital Eres <eres@il.ibm.com>
15406 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
15407 which walks virtual def-use chains to find redundant stores.
15408 (dse_optimize_stmt): Call it.
15410 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15412 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
15413 * passes.c (init_optimization_passes): Move pass_jump_bypass
15416 * basic-block.h (bb_has_eh_pred): Fix style issue.
15418 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
15420 PR rtl-optimization/31848
15421 * loop-invariant.c (move_invariant_reg): If we move an insn
15422 with a REG_EQUAL note, and that insn is not always executed,
15423 remove the REG_EQUAL note.
15425 2007-05-12 Richard Guenther <rguenther@suse.de>
15427 PR tree-optimization/31797
15428 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
15429 propagate into a stmt that has volatile ops.
15431 2007-05-12 Richard Sandiford <richard@codesourcery.com>
15433 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15434 (gcc_tooldir): Likewise.
15435 * configure: Regenerate.
15436 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15437 old configure.ac gcc_tooldir setting.
15438 (prefix_to_exec_prefix): New variable.
15439 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15440 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15442 2007-05-11 Silvius Rus <rus@google.com>
15444 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
15445 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
15446 * c-common.h (strict_aliasing_warning): Change return type.
15447 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
15448 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
15449 (build_c_cast): Condition call to strict_aliasing_warning.
15450 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
15451 * flags.h (set_Wstrict_aliasing): Declare.
15452 * opts.c (set_Wstrict_alising): Define, add call to.
15453 * tree-flow.h (strict_aliasing_warning_backend): Declare.
15454 * tree-ssa-alias-warnings.c: New file.
15455 * tree-ssa-alias.c (compute_may_aliases): Add call to
15456 strict_aliasing_warning_backend.
15458 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
15460 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
15461 Use loop_depth and loop_outer accessor functions.
15462 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
15463 determine_invariantness_stmt, move_computations_stmt): Ditto.
15464 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
15465 add_loop, loopify, unloop, fix_loop_structure): Ditto.
15466 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
15467 * tree-scalar-evolution.c (interpret_loop_phi,
15468 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
15469 instantiate_parameters_1, scev_const_prop): Ditto.
15470 * cfghooks.c (make_forwarder_block): Ditto.
15471 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
15472 * modulo-sched.c (loop_canon_p): Ditto.
15473 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
15474 slpeel_can_duplicate_loop_p): Ditto.
15475 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
15476 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
15477 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
15478 cancel_loop, verify_loop_structure): Ditto.
15479 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
15480 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
15481 superloops vector instead of "pred" array.
15482 (establish_preds): Take father loop as an argument. Initialize the
15484 (flow_loop_tree_node_add): Pass father loop to establish_preds.
15485 Do not initialize loop->outer.
15486 (flow_loop_tree_node_remove): Truncate the superloops vector.
15487 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
15488 "pred" merged to "superloops" vector.
15489 (loop_depth, loop_outer): New.
15490 (fel_init): Use loop_outer.
15492 2007-05-11 Jan Hubicka <jh@suse.cz>
15494 * cgraphunit.c: Include gt-cgraphunit.h
15495 (static_ctors, static_dtors): New static vars.
15496 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
15497 based on implementation in c-common.c
15498 (cgraph_finalize_function): Call record_cdtor_fn.
15499 (cgraph_optimize): Call cgraph_build_cdtor_fns.
15500 * decl.c (finish_function): Do not call c_record_cdtor_fn.
15501 (c_write_global_declarations): Do not call c_build_cdtor_fns.
15502 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
15503 build_cdtor, c_build_cdtor_fns): Remove.
15504 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
15505 c_build_cdtor_fns): Remove prototype.
15507 2007-05-11 Paolo Carlini <pcarlini@suse.de>
15510 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
15511 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
15512 * builtins.c (fold_builtin_memchr): New.
15513 (expand_builtin_memchr): Call the latter.
15514 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
15515 * doc/extend.texi ([Other built-in functions provided by GCC]):
15518 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
15520 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
15521 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
15522 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
15523 PFPO_OP1_TYPE_SHIFT): Constants added.
15524 (DFP_ALL): Mode macro defined.
15525 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
15526 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
15527 Insn definitions added.
15528 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
15529 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
15532 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
15534 PR tree-optimization/31885
15535 * tree-chrec.c (chrec_contains_undetermined): Do not consider
15536 NULL_TREE to be undetermined.
15537 (automatically_generated_chrec_p): Return false for NULL.
15539 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
15541 * config/bfin/bfin.h (MOVE_RATIO): Define.
15543 2007-05-10 Richard Sandiford <richard@codesourcery.com>
15545 * config.gcc (sparc-wrs-vxworks): New target.
15546 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
15547 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
15548 * config/sparc/sparc.h: Include vxworks-dummy.h.
15549 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
15550 include LABEL_REFs too.
15551 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
15552 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
15554 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
15556 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
15557 (sparc_emit_call_insn): New function.
15558 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
15559 functions when generating VxWorks PIC.
15560 * config/sparc/sparc.md (vxworks_load_got): New pattern.
15561 (call, call_value): Use sparc_emit_call_insn instead of
15564 2007-05-09 Bob Wilson <bob.wilson@acm.org>
15566 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
15568 2007-05-09 Bob Wilson <bob.wilson@acm.org>
15570 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
15571 for floating-point values if HOST_BITS_PER_LONG > 32. Use
15572 split_double instead of operand_subword.
15574 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
15576 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
15577 * config/bfin/bfin.c (bfin_local_alignment): New function.
15578 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
15580 2007-05-08 Chao-ying Fu <fu@mips.com>
15582 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
15583 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
15584 (smsub_widen_optab, umsub_widen_optab): Define.
15585 * optabs.c (init_optabs): Initialize smsub_widen_optab and
15587 * genopinit.c (optabs): Fill in smsub_widen_optab and
15589 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
15590 and umsub_widen_optab to implement multiply-subtract sequences.
15591 * config/mips/mips.md (*msac<u>_di): Rename to...
15592 (<u>msubsidi4): ...this. Extend condition to include
15593 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
15594 of operand 0 to "ka" and use the three-operand form of msub<u>
15596 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
15599 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15601 PR rtl-optimization/28011
15602 * reload.c (push_reload): Set dont_share if IN appears in OUT
15603 also when IN is a PLUS rtx.
15604 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
15607 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
15609 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
15610 call unshare_all_decls.
15611 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
15612 (unshare_all_decls): Remove.
15614 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
15617 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
15620 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
15621 Nigel Stephens <nigel@mips.com>
15623 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
15624 Update comments and all uses.
15625 (MIN_FPRS_PER_FMT): Define.
15626 * config/mips/mips.c (function_arg): Fix to correctly handle
15627 the -mips32r2 -mfp64 -mabi=32 case.
15628 (override_options): Enable use of odd-numbered registers for
15629 SFmode values on MIPS32.
15630 (mips_save_reg_p): Save whole floating-point register pair if
15631 either half is used.
15632 (compute_frame_size): Fix comment.
15634 2007-05-08 Jie Zhang <jie.zhang@analog.com>
15636 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
15637 argument of type bool.
15638 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
15639 argument. Safely select temporary P register according to it.
15640 (do_link): Change call site of add_to_reg accordingly.
15641 (do_unlink): Add epilogue_p as a fourth argument and pass it
15643 (expand_interrupt_handler_epilogue): Change call of do_unlink
15645 (bfin_expand_prologue): Add a third argument sibcall_p.
15646 * config/bfin/bfin.md (epilogue): Change call of
15647 bfin_expand_epilogue accordingly.
15648 (sibcall_epilogue): Likewise.
15649 (eh_return_internal): Likewise.
15651 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
15652 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
15653 * config/bfin/bfin.c (bfin_handle_option): Handle
15654 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
15655 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
15656 Support bf534, bf536 and bf561.
15657 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
15659 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
15662 * config/i386/i386.c (ix86_function_regparm): Process local
15663 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
15665 2007-05-07 Mike Stump <mrs@apple.com>
15667 * doc/invoke.texi (Warning Options): Document that -Wempty-body
15668 also checks for and while statements in C++.
15670 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
15672 * gcc.c (at_file_supplied): New variable.
15673 (main): Set it if we expanded argv.
15674 (do_spec_1): Pass an @-file to the linker if we were called with
15675 an @-file argument and HAVE_GNU_LD.
15676 * collect2.c (at_file_supplied): New variable.
15677 (response_file): New variable.
15678 (collect_exit): Unlink response_file if necessary.
15679 (handler): Likewise.
15680 (do_wait): Likewise.
15681 (main): Set at_file_supplied if we expanded argv.
15682 (collect_execute): Pass an @-file to subprocesses if we were called
15683 with an @-file argument.
15684 * configure.ac: Add define for HAVE_GNU_LD.
15685 * configure: Regenerate.
15686 * config.in: Regenerate.
15688 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
15690 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
15691 operand to HI mode.
15696 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
15698 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
15699 (TARGET_ENCODE_SECTION_INFO): Re-define.
15700 (m32c_encode_section_info): New
15701 (function_vector_handler): New
15702 (current_function_special_page_vector): New
15703 (m32c_special_page_vector_p): New.
15704 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
15706 * config/m32c/jump.md: Added instruction JSRS for functions
15707 with attribute "function_vector".
15708 * doc/extend.texi (function_vector): Added description
15709 for M16C, M32C targets.
15711 2007-05-07 DJ Delorie <dj@redhat.com>
15714 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
15715 ashrpsi3, lshrpsi3): Update shift count constraint.
15717 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
15718 Nathan Froyd <froydnj@codesourcery.com>
15721 * c-incpath.c (add_path): Strip trailing path separators.
15723 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
15725 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
15726 Free dominance info before purging EH edges.
15727 (eliminate_degenerate_phis): Likewise.
15728 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
15730 2007-05-07 Jan Hubicka <jh@suse.cz>
15732 * gimplify.c (gimplify_expr): Do not crash when folding
15733 (void *)(int)&a + 4.
15735 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15738 * c-opts.c (lang_fortran): Make it non static.
15739 * c-common.h (lang_fortran): New prototype.
15740 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
15741 -lang-fortran option was passed by the driver.
15743 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
15745 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
15746 of ASSERT_CHECKING. Tweak message.
15748 2007-05-06 Revital Eres <eres@il.ibm.com>
15751 * loop-unroll.c (insert_var_expansion_initialization):
15752 Initialize the expansions with -zero instead of +zero.
15754 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
15756 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
15757 into pic and non-pic versions. Mark r19 as used for
15758 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
15759 for tgd_load, tld_load and tie_load .
15760 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
15761 version of tgd_load, tld_load and tie_load depending on the
15764 2007-05-04 Ulrich Drepper <drepper@redhat.com>
15765 Jakub Jelinek <jakub@redhat.com>
15767 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
15768 (__do_global_dtors_aux): Use more paranoid loop to run
15769 destructors if HIDDEN_DTOR_LIST_END.
15770 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
15772 2007-05-04 Jakub Jelinek <jakub@redhat.com>
15774 * varasm.c (align_variable): Don't increase alignment for
15775 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
15776 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
15778 2007-05-04 Josh Conner <jconner@apple.com>
15780 * basic-block.h (cdi_direction): Assign values to all enumeration
15782 (dom_computed): Remove.
15783 (dom_info_state): New.
15784 (set_dom_info_availability): New.
15785 * tree-ssa-loop-im.c (determine_invariantness): Initialize
15786 walk_data.dom_direction.
15787 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
15788 instead of dom_computed[].
15789 (split_edge): Likewise.
15790 (create_basic_block): Likewise.
15791 (merge_blocks): Likewise.
15792 * ifcvt.c (find_if_header): Likewise.
15793 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
15794 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
15795 * tree-ssa.c (verify_ssa): Likewise.
15796 * tree-cfg.c (tree_verify_flow_info): Likewise.
15797 (remove_edge_and_dominated_blocks): Likewise.
15798 * dominance.c (dom_computed): Make static.
15799 (calc_dfs_tree_nonrec): Change third param to a bool.
15800 (calc_dfs_tree): Change second param to a bool.
15801 (calc_idioms): Change second param to a bool. Use
15802 dom_convert_dir_to_idx.
15803 (init_dom_info): Validate dir before using.
15804 (dom_convert_dir_to_idx): New.
15805 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
15806 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
15807 (free_dominance_info): Use dom_convert_dir_to_idx.
15808 (get_immediate_dominator): Likewise.
15809 (set_immediate_dominator): Likewise.
15810 (get_dominated_by): Likewise.
15811 (redirect_immediate_dominators): Likewise.
15812 (nearest_common_denominator): Likewise.
15813 (dominated_by_p): Likewise.
15814 (bb_dom_dfs_in): Likewise.
15815 (bb_dom_dfs_out): Likewise.
15816 (recount_dominator): Likewise.
15817 (iterate_fix_dominators): Likewise.
15818 (add_to_dominance_info): Likewise.
15819 (delete_from_dominance_info): Likewise.
15820 (first_dom_son): Likewise.
15821 (next_dom_son): Likewise.
15822 (dom_info_available_p): Likewise.
15823 (dom_info_state): New.
15824 (set_dom_info_availability): New.
15826 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
15828 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
15830 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
15832 2007-05-04 Bob Wilson <bob.wilson@acm.org>
15834 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
15835 (subdi3, subdi_carry): Delete.
15837 2007-05-04 Jan Hubicka <jh@suse.cz>
15838 Richard Guenther <rguenther@suse.de>
15840 * opts.c (decode_options): Do not fiddle with inlining
15841 parameters in case of optimizing for size.
15842 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
15843 for size do nothing.
15844 (cgraph_decide_inlining_of_small_function): When optimizing for
15845 size never inline functions increasing caller size.
15846 (cgraph_early_inlining): Inline for size when optimizing for size.
15848 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
15850 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
15851 logical operations piecewise.
15852 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
15853 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
15854 subdi_sesidi_di): Delete.
15855 (add_with_carry): Produce carry in CC instead of a DREG to shorten
15856 the generated sequence. Allow three-reg add in constraints. Rewrite
15857 the rtl expression for carry to avoid zero_extend of a constant.
15858 (sub_with_carry): New pattern.
15859 (adddi3, subdi3): Change into define_expand. For subtract, generate a
15860 different sequence not involving jumps.
15861 (notbi): Now a named pattern.
15863 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
15865 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
15866 Add the note about a significant loss of accuracy of some
15867 mathematical routines when these options are used.
15869 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15871 * haifa-sched.c (rtx_vec_t): New typedef.
15872 (contributes_to_priority_p): Extract piece of priority () into new
15874 (priority): Use the function. Add assertion.
15875 (rank_for_schedule, set_priorities): Add assertion to check that
15876 insn's priority is initialized.
15877 (clear_priorities, calc_priorities): Change signature. Make it update
15878 all relevant insns. Update all callers ('add_to_speculative_block ()'
15879 and 'create_block_check_twin ()').
15880 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
15881 Add new field 'priority_status'.
15882 (INSN_PRIORITY_STATUS): New macro.
15883 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
15885 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15887 * sched-ebb.c (debug_ebb_dependencies): New static function.
15888 (init_ready_list): Use it.
15890 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
15891 with changed signature and 'debug_rgn_dependencies ()'.
15892 (debug_rgn_dependencies): New static function.
15893 (init_ready_list): Use it.
15895 * sched-int.h (debug_dependencies): Declare.
15897 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
15899 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
15901 2007-05-04 Dirk Mueller <dmueller@suse.de>
15903 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
15905 2007-05-03 Jan Hubicka <jh@suse.cz>
15907 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
15908 ((T1)X op (T1)Y), for pointer type in more cases than before.
15910 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
15912 * tree-object-size.c (plus_expr_object_size): When operand size is
15913 unknown, return unknown.
15915 2007-05-03 Dirk Mueller <dmueller@suse.de>
15917 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
15919 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
15922 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
15924 2007-05-03 Janis Johnson <janis187@us.ibm.com>
15926 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
15928 2007-05-03 Joseph Myers <joseph@codesourcery.com>
15930 * config/soft-fp/double.h, config/soft-fp/extended.h,
15931 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
15932 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
15933 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
15934 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
15937 2007-05-03 Ian Lance Taylor <iant@google.com>
15939 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
15940 MASK_PPC_GFXOPT for 8540 or 8548.
15942 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
15944 * tree-vect-transform.c (vect_update_inits_of_drs): Use
15945 vect_print_dump_info() to output debug information.
15947 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
15950 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
15951 operands of size 2 when operand is not MEM_P.
15953 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
15955 PR tree-optimization/30565
15956 * lambda-code.c (perfect_nestify): Fix updating of dominators.
15958 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
15960 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
15961 (umulsi3_highpart): Use them.
15962 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
15963 for final accumulator to D regisster tranfser.
15965 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
15967 PR tree-optimization/31699
15968 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
15970 (vect_enhance_data_refs_alignment): Compute peel amount using
15971 TYPE_VECTOR_SUBPARTS instead of vf.
15972 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
15974 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
15977 * system.h: Remove inclusion of double-int.h
15978 * tree.h: Include double-int.h
15979 * gengtype.c: Likewise
15980 * cfgloop.h: Likewise
15981 * Makefile.in: Adjust dependencies on double-int.h
15983 2007-05-02 Eric Christopher <echristo@apple.com>
15985 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
15986 -shared to -Zdynamiclib.
15988 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
15991 * c-common.c (strip_pointer_or_array_types): New function.
15992 * c-common.h (strip_pointer_or_array_types): New function declaration.
15994 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
15996 PR tree-optimization/31771
15997 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
15999 2007-05-02 Paul Brook <paul@codesourcery.com>
16001 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
16003 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
16005 PR middle-end/29715
16006 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
16009 2007-05-02 Nick Clifton <nickc@redhat.com>
16011 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
16013 2007-05-02 Richard Guenther <rguenther@suse.de>
16015 PR tree-optimization/31146
16016 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
16017 argument, single_use_p. If we have a single use that is
16018 a conversion to the definition rhs type, propagate that rhs.
16019 (forward_propagate_addr_expr): Pass single_use_p argument
16020 to forward_propagate_addr_expr_1.
16022 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
16024 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
16027 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16029 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
16030 'AMD Family 10 core'.
16032 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16034 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
16035 and athlon64-sse3 as improved versions of k8, opteron and athlon64
16036 with SSE3 instruction set support.
16037 * doc/invoke.texi: Likewise.
16039 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16041 * config/i386/i386.c (override_options): Tuning 32-byte loop
16042 alignment for amdfam10 architecture. Increasing the max loop
16043 alignment to 24 bytes.
16045 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
16047 * config/m68k/constraints.md: New.
16048 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
16049 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
16050 EXTRA_CONSTRAINT): Remove.
16051 * config/m68k/m68k.md: Include constraints.md.
16052 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
16054 2007-05-01 Ian Lance Taylor <iant@google.com>
16056 PR tree-optimization/31739
16057 * tree-vrp.c (vrp_val_is_max): New static function.
16058 (vrp_val_is_min): New static function.
16059 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
16061 (set_value_range): Use vrp_val_is_{max,min}.
16062 (extract_range_from_assert): Likewise.
16063 (extract_range_from_binary_expr): Likewise.
16064 (extract_range_from_unary_expr): Likewise.
16065 (dump_value_range, vrp_meet): Likewise.
16066 (vrp_visit_phi_node): Likewise.
16067 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
16069 2007-05-01 Mark Mitchell <mark@codesourcery.com>
16071 * config/i386/gmon-sol2.c (size_t): New type.
16072 (intptr_t): Likewise.
16073 (s_textsize): Declare as size_t.
16075 (monstartup): Use size_t for sizes.
16076 (_mcount): Save and restore registers.
16077 (internal_mcount): Pass 0 as the first argument to monstartup
16079 (moncontrol): Convert pointer to appropriately sized integer
16080 before passing to profil.
16082 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16084 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
16085 __NO_FPRS__, not just if _SOFT_DOUBLE.
16086 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
16087 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
16088 also for E500 double.
16089 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
16090 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
16093 2007-05-01 Richard Guenther <rguenther@suse.de>
16095 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
16098 2007-05-01 Joseph Myers <joseph@codesourcery.com>
16100 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
16102 2007-05-01 Jan Hubicka <jh@suse.cz>
16104 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
16107 2007-05-01 Jan Hubicka <jh@suse.cz>
16109 * tree.h (maybe_fold_offset_to_component_ref): Remove.
16110 (maybe_fold_offset_to_reference): Declare.
16111 * fold-const.c (fold_unary): Do not fold
16112 (type *)&A into &A->field_of_type_and_offset_0
16113 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
16114 size is unknown, give up.
16115 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
16117 (maybe_fold_offset_to_reference): New.
16118 (maybe_fold_stmt_indirect): Use it.
16119 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
16120 * gimplify.c (gimplify_conversion): Canonicalize conversions to
16122 (gimplify_expr): Likewise for plus_expr.
16124 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
16126 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
16127 bsi_after_labels. Always insert statements before bsi.
16128 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
16129 * predict.c (apply_return_prediction): Check for empty blocks.
16130 * cfgexpand.c (lab_rtx_for_bb): New variable.
16131 (label_rtx_for_bb): Do not create new tree labels.
16132 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
16133 (tree_expand_cfg): Initialize lab_rtx_for_bb.
16134 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
16136 (label_for_bb): Add field used.
16137 (update_eh_label, main_block_label): Mark the label used.
16138 (cleanup_dead_labels): Remove unused labels.
16140 2007-05-01 Richard Guenther <rguenther@suse.de>
16142 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
16143 if it is not about to be set.
16144 (get_value_range): Do not pre-allocate equiv bitmap.
16145 (update_value_range): No need to clear equiv field.
16146 (add_equivalence): Change prototype to get bitmap pointer.
16147 Allocate bitmap here if it is not already.
16148 (extract_range_from_assert): Do not allocate bitmap here.
16149 Update callers to add_equivalence.
16150 (extract_range_from_ssa_name): Likewise.
16151 (get_vr_for_comparison): New static helper.
16152 (compare_name_with_value): Handle NULL equiv bitmap by
16153 peeling the first iteration of the comparison loop.
16154 Use get_vr_for_comparison.
16155 (compare_names): Handle NULL equiv bitmaps by using fake
16156 ones. Use get_vr_for_comparison.
16158 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
16160 * double-int.c (mpz_set_double_int): Moved from
16161 tree-ssa-loop-niter.c.
16162 (mpz_get_double_int): Likewise; also, add option to wrap
16163 out-of-range integers.
16164 * double-int.h: New prototypes for above.
16165 * tree.c (get_static_type_bounds): Moved from
16166 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
16167 TYPE_MAX_VALUE if they exist..
16168 * tree.h: New prototype for above.
16169 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
16170 get_type_bounds calls.
16171 (mpz_set_double_int): Move to double-int.c.
16172 (get_type_bounds): Move to tree.c, rename to
16173 get_static_type_bounds.
16174 (mpz_to_double_int): Move to double-int.c, rename to
16175 mpz_get_double_int.
16177 2007-04-30 Bob Wilson <bob.wilson@acm.org>
16179 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
16180 DIV0 exception can fall through to a normal return.
16182 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
16184 PR middle-end/22156
16185 Temporarily revert:
16186 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
16187 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
16188 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16189 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
16190 initialize align to silence bogus warning.
16191 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
16192 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
16194 (struct sra_walk_fns): Remove use_all parameter from use.
16195 (sra_hash_tree): Handle BIT_FIELD_REFs.
16196 (sra_elt_hash): Don't hash bitfld blocks.
16197 (sra_elt_eq): Skip them in parent compares as well. Handle
16199 (sra_walk_expr): Don't maintain or pass down use_all_p.
16200 (scan_use): Remove use_all parameter.
16201 (scalarize_use): Likewise. Re-expand assignment to
16202 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
16203 output, and re-scalarize after output. Don't mark anything
16205 (scalarize_ldst): Adjust.
16206 (scalarize_walk_gimple_modify_statement): Likewise.
16207 (build_element_name_1): Handle BIT_FIELD_REFs.
16208 (instantiate_element): Don't warn for any element whose parent
16209 is used as a whole.
16210 (instantiate_missing_elements_1): Return the sra_elt.
16211 (canon_type_for_field): New.
16212 (try_instantiate_multiple_fields): New.
16213 (instantiate_missing_elemnts): Use them.
16214 (mark_no_warning): Removed.
16215 (generate_one_element_ref): Handle BIT_FIELD_REFs.
16216 (REPLDUP, sra_build_elt_assignment): New.
16217 (generate_copy_inout): Use them.
16218 (generate_element_copy): Likewise. Handle bitfld differences.
16219 (generate_element_zero): Don't recurse for blocks. Use
16220 sra_build_elt_assignment.
16221 (generate_one_element_int): Take elt instead of var. Use
16222 sra_build_elt_assignment.
16223 (generate_element_init_1): Adjust.
16224 (scalarize_use, scalarize_copy): Use REPLDUP.
16225 (scalarize_ldst): Move assert before dereference.
16226 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
16228 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
16231 * tree.c (reconstruct_complex_type): Reconstruct a reference
16233 Also use the same mode for the pointer as the old pointer type.
16235 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16237 * doc/trouble.texi (Interoperation): Remove note about Ultrix
16240 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
16242 PR rtl-optimization/31676
16243 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
16244 (df_refs_record): Call it.
16246 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16248 * rtl.def (SS_ABS): New code.
16249 * config/bfin/bfin.c (print_operand): New modifier 'v'.
16250 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
16251 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
16252 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
16253 (bfin_init_builtins): Define them.
16254 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
16255 (bfin_expand_builtin): ... and handle the others here.
16256 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
16257 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
16258 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
16259 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
16260 operand is only HImode.
16262 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
16264 * regclass.c (scan_one_insn): Remove splitting of
16267 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
16268 Nigel Stephens <nigel@mips.com>
16270 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
16272 2007-04-28 Jan Hubicka <jh@suse.cz>
16274 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
16275 insn_locators_alloc instead of insn_locators_initialize;
16276 call reset_block_changes.
16277 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16278 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
16279 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
16280 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
16281 * config/score/score.c (th_output_mi_thunk): Likewise.
16282 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
16283 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
16284 tolerate uninitialized locator info.
16287 * function.c (init_function_start): Don't init line number info.
16288 (expand_function_end): Update.
16289 (reset_block_changes, record_block_change, finalize_block_changes,
16290 check_block_change, free_block_changes): Kill.
16291 * function.h (reset_block_changes, record_block_change,
16292 finalize_block_changes, check_block_change, free_block_changes):
16294 (struct function): Remove ib_boundaries_block.
16295 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16296 Use curr_insn_locator to initialize locator.
16297 (emit_line_note): Remove.
16298 * cfgexpand.c (expand_gimple_cond_expr): Update.
16299 (construct_exit_block): Likewise.
16300 (tree_expand_cfg): Initialize/finalize locators.
16301 * expr.c (expand_expr_real): Update.
16302 * cfglayout.c (line_locators_locs, line_locators_lines,
16303 file_locators_locs, file_locators_files): Remove.
16304 (set_block_levels): Move to cfgexpand.c.
16305 (insn_locators_initialize): Remove.
16306 (pass_insn_locators_initialize): Remove.
16307 (locations_locators_locs, locations_locators_vals): New static vars.
16308 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16310 (insn_locators_alloc, insn_locators_finalize,
16311 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16313 (locator_location): New.
16314 (locator_line, locator_file): Rewrite.
16315 * rtl.h (emit_line_note): Kill.
16316 (insn_locators_alloc, insn_locators_finalize,
16317 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16319 * tree-inline.c (initialize_cfun): Do not initialize
16320 ib_boundaries_block.
16321 * passes.c (pass_insn_locators_initialize): Remove.
16323 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
16325 * tree-cfg.c (move_block_to_fn): Release bb from dominance
16326 info. Update last_basic_block correctly.
16328 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
16331 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
16332 register itself to hold the offset constant. Tell flow the use
16333 of r4 and r5 when they are used.
16335 2007-04-27 Richard Guenther <rguenther@suse.de>
16337 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
16338 if we simplified anything.
16339 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
16340 warnings until we did a simplification and the stmt was not
16341 marked as TREE_NO_WARNING.
16343 2007-04-27 Mike Stump <mrs@apple.com>
16345 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
16347 2007-04-27 Ian Lance Taylor <iant@google.com>
16349 PR middle-end/31710
16350 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
16351 TYPE_MAX_VALUE exist, convert them to the new type.
16353 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16355 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
16356 if it claims to be available.
16357 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
16358 edge is redirected.
16359 (perform_tree_ssa_dce): Always free postdominators.
16361 2007-04-27 Richard Henderson <rth@redhat.com>
16363 * config/alpha/predicates.md (aligned_memory_operand): Mark
16364 as define_special_predicate.
16365 (unaligned_memory_operand, normal_memory_operand): Likewise.
16366 (reg_or_unaligned_mem_operand): Remove.
16367 (any_memory_operand): Match the documentation and check for
16368 non-renumbered pseudos during reload.
16369 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
16370 alpha_secondary_reload_class, update to new interface, make static.
16371 Handle CQImode like HImode. Remove FP subreg check.
16372 (alpha_expand_mov): Use replace_equiv_address.
16373 (alpha_expand_mov_nobwx): Use any_memory_operand.
16374 (TARGET_SECONDARY_RELOAD): New.
16375 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
16376 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16377 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
16378 * config/alpha/alpha.md: ... here.
16379 (RELOAD12, reloadmode): New.
16381 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
16382 Don't handle the aligned case here.
16383 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
16384 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
16385 reload_inhi_help. Don't expect a scratch register.
16386 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
16388 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
16390 2007-04-27 Richard Guenther <rguenther@suse.de>
16392 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
16394 2007-04-27 Richard Guenther <rguenther@suse.de>
16396 PR tree-optimization/30965
16397 PR tree-optimization/30978
16398 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
16399 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
16400 (find_equivalent_equality_comparison): Likewise.
16401 (simplify_cond): Likewise.
16402 (get_prop_source_stmt): New helper.
16403 (get_prop_dest_stmt): Likewise.
16404 (can_propagate_from): Likewise.
16405 (remove_prop_source_from_use): Likewise.
16406 (combine_cond_expr_cond): Likewise.
16407 (forward_propagate_comparison): New function.
16408 (forward_propagate_into_cond): Rewrite to use fold for
16410 (tree_ssa_forward_propagate_single_use_vars): Call
16411 forward_propagate_comparison to propagate comparisons.
16413 2007-04-27 Richard Guenther <rguenther@suse.de>
16415 PR tree-optimization/31715
16416 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
16417 sure to do computation on the offset in an appropriate
16420 2007-04-27 Richard Sandiford <richard@codesourcery.com>
16422 * reload.h (elimination_target_reg_p): Declare.
16423 * reload.c (find_reloads): Don't apply the reg_rtx move
16424 optimization if the SET_DEST satisfies elimination_target_reg_p.
16425 * reload1.c (elimination_target_reg_p): New function.
16426 (gen_reload): In the move/add2 fallback, make sure that op0
16427 does not overlap the destination register.
16429 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16431 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
16432 transform only GIMPLE_MODIFY_STMTs.
16433 * tree-complex.c (expand_complex_operations_1): Ditto.
16434 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
16435 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
16436 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
16438 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
16439 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
16440 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
16441 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
16442 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
16443 slpeel_add_loop_guard): Ditto.
16444 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
16445 * lambda-code.c (perfect_nestify): Ditto.
16446 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
16447 before the first statement.
16448 * tree-optimize.c (execute_free_datastructures): Fix comments.
16449 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
16450 * tree-flow.h (disband_implicit_edges): Declaration removed.
16451 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
16453 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
16454 COND_EXPRs without gotos.
16455 (disband_implicit_edges, has_label_p): Removed.
16456 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
16457 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
16459 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
16461 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
16462 also for COND_EXPRs.
16463 * cfgexpand.c (label_rtx_for_bb): New function.
16464 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
16465 Use label_rtx_for_bb to find the labels.
16466 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
16467 last block. Detect fallthru edges.
16469 2007-04-26 Ian Lance Taylor <iant@google.com>
16472 * reload.c (find_reloads_subreg_address): If the address was valid
16473 in the original mode but not in the new mode, reload the whole
16476 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
16478 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
16479 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
16480 (cleanup_control_expr_graph): Do not invalidate dominance info.
16481 Record altered blocks.
16482 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
16483 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
16484 cleanup_tree_cfg_bb): New functions.
16485 (remove_forwarder_block): Do not maintain the worklist of blocks.
16486 Record altered blocks.
16487 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
16488 not over whole cfg.
16489 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
16490 delete_unreachable_blocks if dominators are not available.
16491 * tree-inline.c (optimize_inline_calls): Free dominance information
16493 * tree-flow.h (remove_edge_and_dominated_blocks,
16494 cfgcleanup_altered_bbs): Altered.
16495 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
16497 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
16499 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
16500 do not invalidate dominators.
16502 2007-04-26 Anatoly Sokolov <aesok@post.ru>
16504 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
16505 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
16506 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
16507 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
16509 2007-04-26 Steve Ellcey <sje@cup.hp.com>
16511 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
16513 2007-04-26 Richard Guenther <rguenther@suse.de>
16515 PR tree-optimization/31703
16516 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
16517 the right type for the target of the bittest.
16519 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16521 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
16522 ix86_sol10_return_in_memory.
16524 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16526 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
16529 2007-04-26 Jakub Jelinek <jakub@redhat.com>
16532 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
16534 PR tree-optimization/30558
16535 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
16536 clear this_state.prev_try.
16538 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16539 Mark Mitchell <mark@codesourcery.com>
16541 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
16542 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
16543 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
16545 2007-04-26 Richard Sandiford <richard@codesourcery.com>
16548 * doc/invoke.texi (%:print-asm-header): Document.
16549 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
16551 (static_spec_functions): Add print-asm-header.
16552 (main): Print a banner before the --target-help linker options.
16553 (print_asm_header_spec_function): New function.
16555 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
16558 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
16559 (movsf_ie): Likewise.
16561 2007-04-25 Paolo Carlini <pcarlini@suse.de>
16563 * doc/extend.texi ([Type Traits]): Adjust per N2255.
16565 2007-04-25 Bob Wilson <bob.wilson@acm.org>
16567 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
16568 exception for divide-by-zero.
16569 (__umodsi3, __modsi3): Likewise.
16571 2007-04-25 Dirk Mueller <dmueller@suse.de>
16573 * c-typeck.c (build_compound_expr): Annotate warning()
16574 call with OPT_Wunused_value.
16575 * tree-ssa.c (warn_uninit): Annotate warning with
16577 * c-common.c (handle_sentinel_attribute): Annotate warning
16578 call with OPT_Wattributes.
16580 2007-04-25 Thiemo Seufer <ths@mips.com>
16582 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
16583 (mips16): Fix typo.
16584 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
16585 on to the assembler. Improve handling of -mno-mips16. Add handling
16586 of -mno-mips3d, -mno-dsp, -mno-dspr2.
16587 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
16588 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
16589 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
16591 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
16594 * config/i386/winnt.c (i386_pe_file_end): Strip only
16595 USER_LABEL_PREFIX when writing export name.
16597 2007-04-25 Richard Sandiford <richard@codesourcery.com>
16599 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
16600 sh/elf.h, vx-common.h and vxworks.h.
16601 * config/sh/sh.h: Include config/vxworks-dummy.h.
16602 (SUBTARGET_OVERRIDE_OPTIONS): Define.
16603 (OVERRIDE_OPTIONS): Use it.
16604 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
16605 (vxworks_picreg): New pattern.
16606 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
16607 VXWORKS_OS_CPP_BUILTINS.
16608 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
16609 to their VXWORKS_* equivalents.
16610 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
16611 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
16612 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
16613 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
16614 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
16615 -mrtp/-fPIC multilibs.
16616 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
16617 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
16618 (MULTILIB_OSDIRNAMES): Delete.
16620 2007-04-25 Anatoly Sokolov <aesok@post.ru>
16623 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
16625 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
16627 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
16628 rounding mode to be specified by the caller.
16629 (real_to_mpfr) Likewise.
16630 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
16631 include new arguments.
16632 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
16634 2007-04-24 Ian Lance Taylor <iant@google.com>
16636 PR tree-optimization/31605
16637 * tree-vrp.c (set_value_range): Check that min and max are not
16638 both overflow infinities.
16639 (set_value_range_to_value): New static function.
16640 (extract_range_from_binary_expr): Call set_value_range_to_value.
16641 (extract_range_from_cond_expr): Likewise.
16642 (extract_range_from_expr): Likewise.
16643 (extract_range_from_unary_expr): Likewise. Don't create a range
16644 which overflows on both sides.
16645 (vrp_meet): Check for a useless range.
16646 (vrp_visit_phi_node): If we see a constant which looks like an
16647 overflow infinity, turn off the TREE_OVERFLOW flag.
16649 2007-04-24 Ian Lance Taylor <iant@google.com>
16651 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
16653 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
16655 PR diagnostic/25923
16656 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
16657 diagnostic message is being built.
16658 * tree-pretty-print.c (dump_generic_node): Only write the
16659 formatted text into BUFFER's stream if we are not building a
16660 diagnostic message.
16661 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
16663 * Makefile.in (toplev.o): Depend on tree-pass.h.
16665 2007-04-24 Ian Lance Taylor <iant@google.com>
16667 PR tree-optimization/31602
16668 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
16669 conditionals in the copied loop header.
16670 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
16671 warnings if TREE_NO_WARNING is set.
16672 * doc/invoke.texi (Warning Options): Clarify that
16673 -Wstrict-overflow does not warn about loops.
16675 2007-04-24 Janis Johnson <janis187@us.ibm.com>
16677 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
16678 expand on the comment about _Decimal128 arguments and check the
16679 integer result of the modulus operation; for 64-bit ELF ABI, ensure
16680 that _Decimal128 argument uses even/odd register pair.
16681 (function_arg): Ditto.
16683 2007-04-24 Hui-May Chang <hm.chang@apple.com>
16685 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
16686 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
16688 2007-04-24 Richard Guenther <rguenther@suse.de>
16689 Olga Golovanevsky <olga@il.ibm.com>
16691 * fold-const.c (multiple_of_p): Check for bottom
16694 2007-04-24 Richard Henderson <rth@redhat.com>
16696 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
16697 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
16698 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
16699 looking for non-zero bits shifted out. Avoid a recursive call
16700 when constructing the scalar.
16701 (__floatundisf): Likewise.
16703 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
16705 * dwarf2out.c (field_byte_offset): Move the existing logic
16706 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
16707 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
16709 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
16712 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
16713 length argument of 0 for memset.
16714 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
16715 unsigned shift instead of the signed variant.
16717 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
16719 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
16720 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
16721 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
16722 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
16723 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
16724 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
16725 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
16726 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
16727 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
16728 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
16729 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
16730 "mul<mode>3", "div<mode>3"): Insn definitions added.
16731 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
16732 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
16733 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
16734 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
16735 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
16736 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
16737 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
16738 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
16739 TARGET_FLOAT_FORMAT): Macro definitions removed.
16740 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
16741 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
16742 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
16743 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
16744 (s390_gen_rtx_const_DI): Function removed.
16745 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
16747 2007-04-24 Richard Sandiford <richard@codesourcery.com>
16749 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
16750 over an external ffs function.
16752 2007-04-24 Chao-ying Fu <fu@mips.com>
16753 Richard Sandiford <richard@nildram.co.uk>
16755 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
16756 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
16757 (smadd_widen_optab, umadd_widen_optab): Define.
16758 * optabs.c (init_optabs): Initialize smadd_widen_optab and
16760 * genopinit.c (optabs): Fill in smadd_widen_optab and
16762 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
16763 and umadd_widen_optab to implement multiply-add sequences.
16764 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
16765 (<u>maddsidi4): ...this. Extend condition to include
16766 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
16767 of operand 0 to "ka" and use the three-operand form of madd<u>
16769 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
16771 * config/mips/constraints.md (ka): New register constraint.
16773 2007-04-24 Jan Hubicka <j@suse.cz>
16777 2007-04-23 Jan Hubicka <jh@suse.cz>
16778 * function.c (init_function_start): Don't init line number info.
16779 (expand_function_end): Update.
16780 (reset_block_changes, record_block_change, finalize_block_changes,
16781 check_block_change, free_block_changes): Kill.
16782 * function.h (reset_block_changes, record_block_change,
16783 finalize_block_changes, check_block_change, free_block_changes):
16785 (struct function): Remove ib_boundaries_block.
16786 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16787 Use curr_insn_locator to initialize locator.
16788 (emit_line_note): Remove.
16789 * cfgexpand.c (expand_gimple_cond_expr): Update.
16790 (construct_exit_block): Likewise.
16791 (tree_expand_cfg): Initialize/finalize locators.
16792 * expr.c (expand_expr_real): Update.
16793 * cfglayout.c (line_locators_locs, line_locators_lines,
16794 file_locators_locs, file_locators_files): Remove.
16795 (set_block_levels): Move to cfgexpand.c.
16796 (insn_locators_initialize): Remove.
16797 (pass_insn_locators_initialize): Remove.
16798 (locations_locators_locs, locations_locators_vals): New static vars.
16799 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
16801 (insn_locators_alloc, insn_locators_finalize,
16802 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16804 (locator_location): New.
16805 (locator_line, locator_file): Rewrite.
16806 * rtl.h (emit_line_note): Kill.
16807 (insn_locators_alloc, insn_locators_finalize,
16808 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
16810 * tree-inline.c (initialize_cfun): Do not initialize
16811 ib_boundaries_block.
16812 * passes.c (pass_insn_locators_initialize): Remove.
16814 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
16816 * doc/invoke.texi: Removed leading '-' from option index entries.
16818 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
16820 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
16822 (create_phi_node): Use set_phi_nodes.
16823 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
16824 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
16825 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
16826 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
16827 (bsi_start, bsi_last): Use bb_stmt_list.
16828 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
16829 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
16830 Traverse the statements using tsi iterator.
16831 * basic-block.h (struct basic_block_def): Fields stmt_list
16832 and phi_nodes moved to ...
16833 (struct tree_bb_info): ... new structure.
16834 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
16835 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
16836 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
16837 (tree_verify_flow_info): Verify that il.tree is not set for
16838 entry and exit block.
16839 (tree_split_block): Use set_bb_stmt_list.
16841 2007-04-23 Mike Stump <mrs@apple.com>
16843 * config/i386/i386.c (ix86_tune_features
16844 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
16847 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
16849 * config/i386/i386.md (prefix_extra): New attribute.
16850 (length): Add prefix_extra.
16852 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
16853 (sse2_movntv2di): Likewise.
16854 (sse2_cvtps2dq): Likewise.
16855 (sse2_cvtpd2pi): Likewise.
16856 (sse2_cvttpd2pi): Likewise.
16857 (*sse2_cvtpd2ps): Likewise.
16858 (*add<mode>3): Likewise.
16859 (sse2_ssadd<mode>3): Likewise.
16860 (sse2_usadd<mode>3): Likewise.
16861 (*sub<mode>3): Likewise.
16862 (sse2_sssub<mode>3): Likewise.
16863 (sse2_ussub<mode>3): Likewise.
16864 (*mulv8hi3): Likewise.
16865 (*smulv8hi3_highpart): Likewise.
16866 (*umulv8hi3_highpart): Likewise.
16867 (sse2_umulv2siv2di3): Likewise.
16868 (sse2_pmaddwd): Likewise.
16869 (ashr<mode>3): Likewise.
16870 (lshr<mode>3): Likewise.
16871 (ashl<mode>3): Likewise.
16872 (sse2_ashlti3): Likewise.
16873 (sse2_lshrti3): Likewise.
16874 (*umaxv16qi3): Likewise.
16875 (*smaxv8hi3): Likewise.
16876 (*uminv16qi3): Likewise.
16877 (*sminv8hi3): Likewise.
16878 (sse2_eq<mode>3): Likewise.
16879 (sse2_gt<mode>3): Likewise.
16880 (*and<mode>3): Likewise.
16881 (sse2_nand<mode>3): Likewise.
16882 (*ior<mode>3): Likewise.
16883 (*xor<mode>3): Likewise.
16884 (sse2_packsswb): Likewise.
16885 (sse2_packssdw): Likewise.
16886 (sse2_packuswb): Likewise.
16887 (sse2_punpckhbw): Likewise.
16888 (sse2_punpcklbw): Likewise.
16889 (sse2_punpckhwd): Likewise.
16890 (sse2_punpcklwd): Likewise.
16891 (sse2_punpckhdq): Likewise.
16892 (sse2_punpckldq): Likewise.
16893 (sse2_punpckhqdq): Likewise.
16894 (sse2_punpcklqdq): Likewise.
16895 (*sse2_pinsrw): Likewise.
16896 (*sse2_pextrw): Likewise.
16897 (sse2_pshufd_1): Likewise.
16898 (sse2_uavgv16qi3): Likewise.
16899 (sse2_uavgv8hi3): Likewise.
16900 (sse2_psadbw): Likewise.
16901 (sse2_pmovmskb): Likewise.
16902 (*sse2_maskmovdqu): Likewise.
16903 (*sse2_maskmovdqu_rex64): Likewise.
16904 (sse4a_extrqi): Likewise.
16905 (sse4a_extrq): Likewise.
16906 (sse3_lddqu): Set prefix_rep.
16907 (sse3_addsubv4sf3): Likewise.
16908 (sse3_haddv4sf3): Likewise.
16909 (sse3_hsubv4sf3): Likewise.
16910 (sse_cvtss2si): Likewise.
16911 (sse_cvtss2si_2): Likewise.
16912 (sse_cvtss2siq): Likewise.
16913 (sse_cvtss2siq_2): Likewise.
16914 (sse_cvttss2si): Likewise.
16915 (sse_cvttss2siq): Likewise.
16916 (sse2_cvttps2dq): Likewise.
16917 (sse3_movshdup): Likewise.
16918 (sse3_movsldup): Likewise.
16919 (sse2_cvtsd2si): Likewise.
16920 (sse2_cvtsd2si_2): Likewise.
16921 (sse2_cvtsd2siq): Likewise.
16922 (sse2_cvtsd2siq_2): Likewise.
16923 (sse2_cvttsd2si): Likewise.
16924 (sse2_cvttsd2siq): Likewise.
16925 (*sse2_cvtpd2dq): Likewise.
16926 (*sse2_cvttpd2dq): Likewise.
16927 (sse2_pshuflw_1): Likewise.
16928 (sse2_pshufhw_1): Likewise.
16929 (sse4a_insertqi): Likewise.
16930 (sse4a_insertq): Likewise.
16931 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
16932 (ssse3_phadddv4si3): Likewise.
16933 (ssse3_phaddswv8hi3): Likewise.
16934 (ssse3_phsubwv8hi3): Likewise.
16935 (ssse3_phsubdv4si3): Likewise.
16936 (ssse3_phsubswv8hi3): Likewise.
16937 (ssse3_pmaddubswv8hi3): Likewise.
16938 (ssse3_pmulhrswv8hi3): Likewise.
16939 (ssse3_pshufbv16qi3): Likewise.
16940 (ssse3_psign<mode>3): Likewise.
16941 (ssse3_palignrti): Likewise.
16942 (abs<mode>2): Likewise.
16943 (ssse3_phaddwv4hi3): Set prefix_extra.
16944 (ssse3_phadddv2si3): Likewise.
16945 (ssse3_phaddswv4hi3): Likewise.
16946 (ssse3_phsubwv4hi3): Likewise.
16947 (ssse3_phsubdv2si3): Likewise.
16948 (ssse3_phsubswv4hi3): Likewise.
16949 (ssse3_pmaddubswv4hi3): Likewise.
16950 (ssse3_pmulhrswv4hi3): Likewise.
16951 (ssse3_pshufbv8qi3): Likewise.
16952 (ssse3_psign<mode>3): Likewise.
16953 (ssse3_palignrdi): Likewise.
16954 (abs<mode>2): Likewise.
16955 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
16956 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
16957 (sse2_pmovmskb): Set mode to SI instead of V2DF.
16959 2007-04-23 Nick Clifton <nickc@redhat.com>
16961 * params.def: Fix formatting of emacs local variables.
16963 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
16965 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
16966 move if inter-unit move isn't allowed.
16967 Don't split moving the first element of V2DI to DI to inter-unit
16968 move if inter-unit move isn't allowed.
16970 2007-04-23 Richard Guenther <rguenther@suse.de>
16972 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
16973 and CDI_POST_DOMINATORS separately.
16975 2007-04-23 Nick Clifton <nickc@redhat.com>
16977 * c.opt (Wformat-contains-nul): Add warning attribute.
16979 2007-04-23 Jan Hubicka <jh@suse.cz>
16981 * function.c (init_function_start): Don't init line number info.
16982 (expand_function_end): Update.
16983 (reset_block_changes, record_block_change, finalize_block_changes,
16984 check_block_change, free_block_changes): Kill.
16985 * function.h (reset_block_changes, record_block_change,
16986 finalize_block_changes, check_block_change, free_block_changes):
16988 (struct function): Remove ib_boundaries_block.
16989 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
16990 Use curr_insn_locator to initialize locator.
16991 (emit_line_note): Remove.
16992 * cfgexpand.c (expand_gimple_cond_expr): Update.
16993 (construct_exit_block): Likewise.
16994 (tree_expand_cfg): Initialize/finalize locators.
16995 * expr.c (expand_expr_real): Update.
16996 * cfglayout.c (line_locators_locs, line_locators_lines,
16997 file_locators_locs, file_locators_files): Remove.
16998 (set_block_levels): Move to cfgexpand.c.
16999 (insn_locators_initialize): Remove.
17000 (pass_insn_locators_initialize): Remove.
17001 (locations_locators_locs, locations_locators_vals): New static vars.
17002 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
17004 (insn_locators_alloc, insn_locators_finalize,
17005 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17007 (locator_location): New.
17008 (locator_line, locator_file): Rewrite.
17009 * rtl.h (emit_line_note): Kill.
17010 (insn_locators_alloc, insn_locators_finalize,
17011 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
17013 * tree-inline.c (initialize_cfun): Do not initialize
17014 ib_boundaries_block.
17015 * passes.c (pass_insn_locators_initialize): Remove.
17017 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17019 PR middle-end/31448
17020 * expr.c (reduce_to_bit_field_precision): Handle
17023 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
17025 PR tree-optimization/24659
17026 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
17027 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
17028 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
17029 * genopinit.c (optabs): Rename vec_pack_mod_optab
17030 to vec_pack_trunc_optab.
17031 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
17032 early for scalar floating point operands for NOP_EXPR.
17033 (vectorizable_type_promotion): Ditto.
17034 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
17035 vec_pack_trunc_optab.
17036 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
17038 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
17039 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
17040 Rename from VEC_PACK_MOD_EXPR.
17041 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
17042 * expr.c (expand_expr_real_1): Ditto.
17043 * tree-inline.c (estimate_num_insns_1): Ditto.
17044 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17046 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
17047 (vec_unpacks_lo_v4sf): Ditto.
17048 (vec_pack_trunc_v2df): Ditto.
17049 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
17050 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17051 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
17053 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
17055 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
17057 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
17058 Rename from VEC_PACK_MOD_EXPR. This expression also represent
17059 packing of floating point operands.
17060 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
17061 represent unpacking of floating point operands.
17062 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
17063 [vec_unpacks_hi]: Ditto.
17064 [vec_unpacks_lo]: Ditto.
17066 2007-04-22 Jan Hubicka <jh@suse.cz>
17068 * final.c (rest_of_handle_final): Call
17069 targetm.asm_out.constructor/targetm.asm_out.destructor
17070 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
17071 proper priority via decl_*_priority_insert.
17072 * c-common.c (c_expand_body): Likewise.
17074 2007-04-22 Richard Guenther <rguenther@suse.de>
17076 PR tree-optimization/29789
17077 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
17078 (rewrite_reciprocal): New helper split out from
17079 determine_invariantness_stmt.
17080 (rewrite_bittest): Likewise.
17081 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
17082 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
17085 2007-04-22 Revital Eres <eres@il.ibm.com>
17087 * loop-unroll.c (var_to_expand): New field to support also
17088 insns of the form x = something + x.
17089 (analyze_insn_to_expand_var): Use it.
17090 (expand_var_during_unrolling): Likewise.
17092 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17094 * predict.c: Include pointer-set.h.
17095 (bb_predictions): New variable.
17096 (tree_predicted_by_p, tree_predict_edge,
17097 remove_predictions_associated_with_edge): Use bb_predictions map
17098 instead of bb->predictions.
17099 (clear_bb_predictions, assert_is_empty): New functions.
17100 (combine_predictions_for_bb): Use bb_predictions map. Call
17101 clear_bb_predictions.
17102 (tree_estimate_probability): Create and free bb_predictions map.
17103 * Makefile.in (predict.o): Add pointer-set.h dependency.
17104 * basic-block.h (struct basic_block_def): Remove predictions
17106 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
17108 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17111 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
17114 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17116 * timevar.c (timevar_print): Change reference of --disable-checking to
17117 --enable-checking=release. Also warn if assert checking is disabled.
17119 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17122 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
17123 decl as addressable if the compound literal was marked as
17125 Mark the decl as a gimple register if it is a complex or
17126 vector decl and does not live in memory.
17128 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
17130 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
17131 (GENERIC_NEXT): New function macro.
17132 (PHI_CHAIN): Use phi_node's new chain variable.
17133 (tree_phi_node): Change tree_common to tree_base
17134 and add the chain field.
17135 * tree-phinodes.c (make_phi_node): Don't set
17136 TREE_TYPE on the new node.
17137 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
17138 instead of checking GIMPLE_TUPLE_P in chain_next.
17139 * tree-vect-transform.c
17140 (get_initial_def_for_induction): Look at
17141 PHI_RESULT_TREE for the type of the phi node.
17142 (update_vuses_to_preheader): Use PHI_CHAIN
17143 instead of TREE_CHAIN on the phi node.
17144 * tree-ssa-structalias.c (compute_points_to_sets):
17146 (ipa_pta_execute): Likewise.
17148 2007-04-21 Richard Guenther <rguenther@suse.de>
17150 PR middle-end/31136
17151 * fold-const.c (fold_unary): Call fold_convert_const on the
17154 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
17156 * gcse.c (store_killed_in_insn): Handle PARALLELs.
17157 (store_killed_in_pat): New.
17159 2007-04-20 Richard Henderson <rth@redhat.com>
17162 * config/i386/i386.c (type_has_variadic_args_p): Look for any
17163 TREE_LIST with a void_type_node value, not void_list_node exactly.
17165 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
17167 * doc/standards.texi: Re-arrange into language-specific
17168 subsections. Add a C++ section, documenting which standards we
17171 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
17173 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
17174 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
17176 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
17178 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
17179 ecrti.o and crtbegin.o.
17180 (LIB_DEFAULT_SPEC): Include -lc.
17181 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
17183 2007-04-20 Richard Henderson <rth@redhat.com>
17186 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
17187 argument; update all callers.
17188 (get_unaligned_offset): New.
17189 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
17190 get_unaligned_address, just pass on the address directly.
17191 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
17192 the subreg in the helper patterns.
17193 (unaligned_extendqidi_le): Use get_unaligned_offset.
17194 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
17195 (unaligned_extendhidi_be): Likewise.
17196 (unaligned_extendhidi): Tidy.
17197 * config/alpha/alpha-protos.h: Update.
17199 2007-04-20 Richard Henderson <rth@redhat.com>
17201 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
17202 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
17203 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
17204 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17205 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17206 (CPP_SPEC): Don't include %(cpp_subtarget).
17207 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
17208 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
17209 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
17211 2007-04-20 Jakub Jelinek <jakub@redhat.com>
17213 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
17214 for __builtin_ia32_cmpordss.
17216 PR tree-optimization/31632
17217 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
17218 and arg1 for optimizations of comparison against min/max values.
17219 Fold arg0 to arg1's type for optimizations of comparison against
17220 min+1 and max-1 values.
17222 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
17224 * reload.c (combine_reloads): When trying to use a dying register,
17225 check whether it's uninitialized and don't use if so.
17227 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
17229 * fold-const.c: Remove prototypes for native_encode_expr and
17230 native_interpret_expr.
17231 (native_encode_expr): Make non-static.
17232 (native_interpret_expr): Likewise.
17233 * tree.h: Add prototypes for the above.
17235 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17237 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
17238 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
17239 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
17240 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
17241 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
17242 Add length attributes.
17244 2007-04-19 Janis Johnson <janis187@us.ibm.com>
17246 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
17249 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
17250 __STDC_WANT_DEC_FP__.
17252 2007-04-19 Joseph Myers <joseph@codesourcery.com>
17254 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
17255 for long double compatibility.
17256 * configure: Regenerate.
17258 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
17260 PR rtl-optimization/29841
17261 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
17263 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
17264 that may cause control flow transfer from being moved.
17266 2007-04-18 Jan Hubicka <jh@suse.cz>
17268 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
17271 2007-04-18 Eric Christopher <echristo@apple.com>
17273 * config/rs6000/darwin.md (load_macho_picbase): Use link register
17274 only. Update operands.
17275 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
17276 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
17277 link register to pic register.
17279 2007-04-18 Dirk Mueller <dmueller@suse.de>
17281 PR diagnostic/31227
17282 * tree-vrp.c (search_for_addr_array): New.
17283 (check_array_bounds): Suppress warning about
17284 address taken of array refs if its not de-referenced.
17286 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17288 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
17289 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
17291 * tree-vectorizer.h (NITERS_KNOWN_P): New.
17292 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
17293 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
17295 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
17297 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
17299 (vect_analyze_scalar_cycles): Fix indentation.
17300 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
17301 (vect_mark_relevant): Include phis in relevance analysis.
17303 * tree-vect-transform.c (vect_transform_loop): Add an assert.
17305 2007-04-18 Anatoly Sokolov <aesok@post.ru>
17307 * config/avr/avr.c (ptrreg_to_str): Replace error() with
17308 output_operand_lossage().
17310 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17312 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
17313 the unused code for reduction without adjust-in-epilog to simplify the
17316 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
17318 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
17319 (S390_TDC_NEGATIVE_ZERO): New constant.
17320 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
17321 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
17322 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
17323 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
17324 (S390_TDC_POSITIVE_INFINITY): New constant.
17325 (S390_TDC_NEGATIVE_INFINITY): New constant.
17326 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
17327 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
17328 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
17329 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
17330 (S390_TDC_INFINITY): New constant.
17331 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
17332 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
17333 optimization for UNSPEC_CCZ_TO_INT.
17334 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
17335 ("*ccz_to_int"): New insn.
17336 ("isinf<mode>2"): New insn.
17337 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
17338 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
17339 (UNSPEC_CCZ_TO_INT): New constant.
17341 2007-04-18 Richard Guenther <rguenther@suse.de>
17343 PR tree-optimization/19431
17344 PR tree-optimization/21463
17345 * tree-pass.h (pass_phiprop): Declare.
17346 * passes.c (init_optimization_passes): New phiprop pass.
17347 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
17348 (phivn_valid_p): New helper function.
17349 (phiprop_insert_phi): Likewise.
17350 (propagate_with_phi): Likewise.
17351 (tree_ssa_phiprop): New propagator propagating loads
17352 through phi nodes if profitable.
17354 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
17356 * tree-vect-analyze.c (process_use): New function.
17357 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
17358 Check phis in all bbs.
17359 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
17362 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
17364 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
17367 2007-04-17 Anatoly Sokolov <aesok@post.ru>
17370 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
17373 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
17375 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
17377 (sse_vmmulv4sf3): Likewise.
17378 (sse2_vmaddv2df3): Likewise.
17379 (sse2_vmmulv2df3): Likewise.
17381 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
17383 PR rtl-optimization/31360
17384 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
17385 (target_reg_cost): New.
17386 (init_set_costs): Initialize target_reg_cost. Add comments
17387 regarding the rationale of the costs.
17388 (global_cost_for_size): Renamed to...
17389 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
17390 of register pressure.
17391 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
17392 estimate_reg_pressure_cost. Add number of ivs.
17393 (determine_set_costs): Dump target_reg_cost.
17394 * loop-invariant.c (gain_for_invariant): Use
17395 estimate_reg_pressure_cost. Removed n_inv_uses argument.
17396 (best_gain_for_invariant, find_invariants_to_move): Remove
17398 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
17399 (target_reg_cost): Declare.
17400 (global_cost_for_size): Declaration removed.
17401 (estimate_reg_pressure_cost): Declare.
17403 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
17405 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
17406 regnos into even/odd register pairs.
17407 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
17408 TDmode similar to the other floating point modes.
17409 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
17410 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
17412 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
17413 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
17414 (movdd_hardfloat64): Use TARGET_MFPGPR.
17416 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
17418 * reload1.c (delete_output_reload): Don't count output in n_inherited.
17421 2005-01-05 Richard Henderson <rth@redhat.com>
17423 * reload1.c (do_input_reload): Restrict the optimization deleteing
17424 a previous output reload to RELOAD_FOR_INPUT.
17426 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
17428 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
17429 induc_vec_info_type.
17430 (vectorizable_induction): New function declaration.
17431 * tree-vect-transform.c (get_initial_def_for_induction): No need to
17432 check if already vectorized. Find first place in BB where new stmts
17433 can be inserted. Takes only one argument.
17434 (vectorizable_induction): New function.
17435 (vect_transform_stmt): Add case for induc_vec_info_type to call
17436 vectorizable_induction.
17437 (vect_transform_loop): Consider phis for vectorization.
17438 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
17440 (analyze_operations): Call vectorizable_induction when analyzing phis.
17442 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
17443 (vect_mark_relevant): Include phis in relevance analysis.
17444 (vect_mark_stmts_to_be_vectorize): Likewise.
17445 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
17447 2007-04-16 Lawrence Crowl <crowl@google.com>
17449 * doc/invoke.texi (Debugging Options): Add documentation for the
17450 -femit-struct-debug options -femit-struct-debug-baseonly,
17451 -femit-struct-debug-reduced, and
17452 -femit-struct-debug-detailed[=...].
17454 * c-opts.c (c_common_handle_option): Add
17455 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
17456 and OPT_femit_struct_debug_detailed_.
17457 * c.opt: Add specifications for
17458 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
17459 and -femit-struct-debug-detailed[=...].
17460 * opts.c (set_struct_debug_option): Parse the
17461 -femit-struct-debug-... options.
17462 * opts.c (matches_main_base, main_input_basename,
17463 main_input_baselength, base_of_path, matches_main_base): Add
17464 variables and functions to compare header base name to compilation
17466 * opts.c (should_emit_struct_debug): Add to determine to emit a
17467 structure based on the option.
17468 (dump_struct_debug) Also disabled function to debug this
17470 * opts.c (handle_options): Save the base name of the
17473 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
17474 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
17475 This hook indicates if a type is generic. Set it by default
17476 to "never generic".
17477 * langhooks.h (struct lang_hooks_for_types): Add a new hook
17478 to determine if a struct type is generic or not.
17479 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
17480 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
17481 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
17482 with live C++ hook.
17484 * flags.h (enum debug_info_usage): Add an enumeration to describe
17485 a program's use of a structure type.
17486 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
17487 to indicate the program's usage of the type. Filter structs based
17488 on the -femit-struct-debug-... specification.
17489 (gen_type_die): Split into two routines, gen_type_die and
17490 gen_type_die_with_usage. gen_type_die is now a wrapper
17491 that assumes direct usage.
17492 (gen_type_die_with_usage): Replace calls to gen_type_die
17493 with gen_type_die_with_usage adding the program usage of
17494 the referenced type.
17495 (dwarf2out_imported_module_or_decl): Suppress struct debug
17496 information using should_emit_struct_debug when appropriate.
17498 2007-04-16 Ian Lance Taylor <iant@google.com>
17500 PR tree-optimization/31522
17501 * tree-vrp.c (vr_phi_edge_counts): New static variable.
17502 (vrp_initialize): Allocate vr_phi_edge_counts.
17503 (vrp_visit_phi_node): Don't push to infinity if we saw a new
17504 executable edge. Drop test for all constants.
17505 (vrp_finalize): Free vrp_phi_edge_counts.
17507 * doc/cpp.texi (Common Predefined Macros): Clarify description of
17508 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17510 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
17511 predecessors at head rather than tail.
17513 2007-04-16 Matthias Klose <doko@debian.org>
17515 * config/alpha/linux.h (CPP_SPEC): Define.
17516 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
17518 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
17520 * function.h: Remove sequence_stack extern declaration.
17522 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17524 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
17526 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
17529 2007-04-16 Anatoly Sokolov <aesok@post.ru>
17531 * config/avr/avr.c (avr_arch_types): Rearranging array.
17532 (enum avr_arch): Add.
17533 (avr_mcu_types): Use avr_arch enumeration constants instead of
17535 * config/avr/avr.h (LINK_SPEC): Simplify.
17537 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
17539 * config/m68k/m68k.c (m68k_libcall_value,
17540 m68k_function_value): Use macros for register names more.
17542 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
17544 (M68K_REGNAME): Use A6_REG.
17545 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
17547 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
17549 PR middle-end/28071
17550 * sched-int.h (struct deps): Split field 'pending_lists_length' into
17551 'pending_read_list_length' and 'pending_write_list_length'. Update
17553 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
17554 to handle two length counters instead of one. Update all uses.
17555 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
17556 two length counters instead of one.
17557 * sched-rgn.c (propagate_deps): Update to handle two length counters
17560 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
17563 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
17564 copy of source, pass it to ix86_expand_vector_set and return
17567 2007-04-16 David Ung <davidu@mips.com>
17568 Joseph Myers <joseph@codesourcery.com>
17570 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
17571 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
17572 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
17573 Add 74K processor information.
17574 * config/mips/mips.md: Include 74k.md.
17575 (cpu): Add 74kc,74kf,74kx.
17576 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
17577 * config/mips/74k.md: New.
17578 * doc/invoke.texi (MIPS Options): Document 74K support.
17580 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
17582 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
17583 vectorizable_* functions.
17584 * tree-vect-transform.c (vectorizable_call): Add check for
17585 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
17586 (vectorizable_store): likewise.
17587 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
17589 (vectorizable_operation, vectorizable_type_demotion): Likewise.
17590 (vectorizable_type_promotion, vectorizable_load): Likewise.
17591 (vectorizable_live_operation, vectorizable_condition): Likewise.
17592 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
17594 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
17596 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17598 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
17599 register numbers more.
17600 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
17601 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
17602 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
17603 FUNCTION_VALUE_REGNO_P): Likewise.
17604 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
17605 STATIC_CHAIN_REGNUM): Likewise.
17606 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
17607 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
17608 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
17609 * config/m68k/m68k.md (FP_REG): New.
17611 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17613 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
17616 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
17618 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
17619 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
17622 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
17624 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
17627 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
17630 * c-decl.c (finish_decl): Grab the type of the decl after the call
17631 to store_init_value.
17633 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
17635 * common.opt (fforward-propagate): Fix "Optimization" annotation.
17637 2007-04-14 Jakub Jelinek <jakub@redhat.com>
17640 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
17641 dominators, post dominators and cleanup cfg before returning.
17643 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
17645 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
17646 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
17648 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
17650 * config.gcc: Recognize fido.
17651 * config/m68k/m68k-devices.def (fidoa): New.
17652 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
17654 (FL_FIDOA, TARGET_FIDOA): New.
17655 * config/m68k/m68k.opt (mfidoa): New.
17657 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17659 PR middle-end/31322
17660 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
17661 when a personality function is used.
17663 2007-04-13 Bob Wilson <bob.wilson@acm.org>
17665 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
17667 2007-04-13 Mike Stump <mrs@apple.com>
17669 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
17671 * config/darwin.opt (fapple-kext): Make C++ only.
17672 * config/darwin.c (darwin_override_options): Remove code to ensure
17673 -fapple-kext is given for C++ only.
17675 2007-04-13 Richard Sandiford <richard@codesourcery.com>
17677 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
17678 * config/mips/mips.c (override_options): Call
17679 SUBTARGET_OVERRIDE_OPTIONS, if defined.
17681 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
17683 * config/i386/i386.opt (msvr3-shlib): Removed.
17685 * doc/invoke.texi: Remove -msvr3-shlib.
17687 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
17689 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
17690 with "popcnt" instruction.
17692 2007-04-13 Richard Guenther <rguenther@suse.de>
17694 PR tree-optimization/21258
17695 * tree-vrp.c (compare_case_labels): New helper.
17696 (find_switch_asserts): New function.
17697 (find_assert_locations): Call it for SWITCH_EXPRs.
17699 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
17701 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
17702 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
17703 check is now implied in X87_FLOAT_MODE_P.
17704 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
17705 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
17706 (fix_trunc<mode>_i386_fisttp): Ditto.
17707 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
17708 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
17709 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
17710 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
17711 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
17712 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
17713 (unnamed_splitters): Ditto.
17714 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
17715 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
17716 FIRST_SSE_REG for local functions when SSE math is enabled or
17717 for functions with sseregparm attribute.
17718 (standard_80387_constant_p): Return -1 if mode is not
17720 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
17721 (ix86_expand_compare): Ditto.
17722 (ix86_expand_carry_flag_compare): Ditto.
17723 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
17724 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
17725 DECIMAL_FLOAT_MODE_P.
17726 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
17727 of SCALAR_FLOAT_MODE_P.
17728 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
17729 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
17730 checks before FLOAT_MODE_P.
17731 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
17732 before FLOAT_MODE_P.
17737 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
17739 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
17740 Charles Wilson <libtool@cwilson.fastmail.fm>
17742 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
17743 (libgcc.mvars): Don't depend on them.
17744 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
17745 * exec-tool.in: New.
17747 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
17749 * doc/invoke.text (--help): Document --help=common.
17751 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
17753 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
17755 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17757 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
17758 * genemit.c (main): Emit #include "integrate.h".
17759 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
17760 (LOADGP_RTP): New mips_loadgp_style.
17761 * config/mips/mips.h: Include config/vxworks-dummy.h.
17762 (TARGET_RTP_PIC): New macro.
17763 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
17764 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
17765 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
17766 for TARGET_RTP_PIC.
17767 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
17768 -mvxworks-pic when using -mrtp and a PIC option.
17769 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
17771 (mips_symbolic_constant_p, mips_symbolic_address_p)
17772 (mips_symbol_insns): Handle SYMBOL_HALF.
17773 (override_options): Warn about -G and -mrtp being used together.
17774 Initialize mips_lo_relocs[SYMBOL_HALF].
17775 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
17776 (mips_emit_loadgp): Handle LOADGP_RTP.
17777 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
17778 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
17779 (tablejump): Handle function-relative case table entries if
17781 * config/mips/predicates.md (symbol_ref_operand): New predicate.
17783 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17785 * config/mips/mips.md (load_call<mode>): Allow any general register.
17787 (sibcall_value_internal, sibcall_value_multiple_internal)
17788 (call_value_internal, call_value_split, call_value_multiple_internal)
17789 (call_value_multiple_split): Remove constraints from operand 0.
17791 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17793 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
17794 rather than loadgp_noshared.
17795 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
17796 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
17798 * config/mips/mips.md (loadgp): Rename to...
17799 (loadgp_newabi): ...this.
17800 (loadgp_noshared): Rename to...
17801 (loadgp_absolute): ...this.
17803 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17805 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
17806 false for locally-binding symbols.
17807 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
17809 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17811 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
17812 (SYMBOL_GOT_PAGE_OFST): ...this.
17813 (SYMBOL_GOT_GLOBAL): Rename to...
17814 (SYMBOL_GOT_DISP): ...this.
17815 (SYMBOL_GOTOFF_GLOBAL): Rename to...
17816 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
17817 * config/mips/mips.c (mips_global_symbol_p): New function.
17818 (mips_symbol_binds_local_p): Likewise.
17819 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
17820 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
17821 mips_global_symbol_p and mips_symbol_binds_local_p.
17822 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
17823 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
17824 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
17825 SYMBOL_GOTOFF_DISP.
17826 (mips_ok_for_lazy_binding_p): New function.
17827 (mips_load_call_address, mips_expand_call): Use it.
17828 (mips_dangerous_for_la25_p): Likewise.
17829 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
17830 (*got_disp<mode>): Use got_disp_operand instead of
17831 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
17832 SYMBOL_GOTOFF_GLOBAL.
17833 (*got_page<mode>): Use got_page_ofst_operand instead of
17835 * config/mips/predicates.md (const_call_insn_operand): Use
17836 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
17837 (global_got_operand): Rename to...
17838 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
17840 (local_got_operand): Rename to...
17841 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
17842 of SYMBOL_GOT_LOCAL.
17844 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17846 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
17847 TARGET_CALL_CLOBBERED_GP.
17848 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17849 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
17850 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
17851 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
17852 of TARGET_ABICALLS && !TARGET_NEWABI.
17853 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17854 * config/mips/mips.c (mips_load_call_address): Check
17855 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
17856 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17857 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
17858 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
17859 TARGET_ABICALLS && TARGET_NEWABI.
17860 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
17862 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
17863 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
17864 TARGET_ABICALLS && TARGET_NEWABI.
17865 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
17866 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
17867 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
17868 whether indirect calls must use $25.
17869 (mips_extra_live_on_entry): Check TARGET_GOT instead of
17871 * config/mips/mips.md (jal_macro): Check flag_pic and
17872 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
17873 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
17874 instead of TARGET_ABICALLS.
17875 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
17876 TARGET_ABICALLS && TARGET_OLDABI.
17877 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
17878 (sibcall): In the comment above the define_insn, mention
17879 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
17880 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
17881 instead of TARGET_ABICALLS.
17883 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
17885 * doc/md.texi (Blackfin family constraints): Document PA and PB.
17886 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
17887 (MACFLAGS_MATCH_P): New macro.
17888 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
17889 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
17890 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
17891 the other MACFLAG constants.
17892 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
17893 (flag_machi): Tighten constraints. Renumber some of the operands.
17894 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
17896 (flag_machi_parts_acconly): New pattern.
17897 (flag_macinithi): Tighten constraints. Allow any accumulator to be
17899 (flag_macinit1hi): Tighten constraints.
17900 (flag_mul_macv2hi_parts_acconly): New pattern.
17902 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
17903 Use a more efficient implementation.
17904 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
17905 inline sequences when not optimizing for size.
17907 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
17908 movhi_high2low): Delete, merge functionality into...
17909 (packv2hi): ... this pattern.
17911 2007-02-11 Jie Zhang <jie.zhang@analog.com>
17912 * config/bfin/bfin.opt (msim): New option.
17913 (mcpu=): New option.
17914 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
17915 (bfin_cpu_t): Typedef of enum bfin_cpu.
17916 (bfin_cpu_type): New declaration.
17917 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
17918 -msim and -mcpu= options.
17919 (LIB_SPEC): Likewise.
17920 * config/bfin/bfin.c (bfin_cpu_type): Define.
17921 (bfin_handle_option): Handle -mcpu= option.
17922 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
17923 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
17924 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
17926 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17928 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
17929 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
17930 (powerpc-wrs-vxworksae): Use ${tm_file}.
17931 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
17932 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
17933 * config/i386/vx-common.h: New file.
17935 2007-04-12 Richard Sandiford <richard@codesourcery.com>
17937 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
17940 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
17942 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
17945 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
17949 * c-common.c (c_build_qualified_type): Set canonical type
17952 2007-04-12 Richard Guenther <rguenther@suse.de>
17954 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
17955 lower bound and element size if lower bound is not zero
17956 or either of the ARRAY_REF operands is set.
17958 2007-04-12 Richard Guenther <rguenther@suse.de>
17960 PR tree-optimization/24689
17961 PR tree-optimization/31307
17962 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
17964 * gimplify.c (canonicalize_addr_expr): To be consistent with
17965 gimplify_compound_lval only set operands two and three of
17966 ARRAY_REFs if they are not gimple_min_invariant. This makes
17967 it never at this place.
17968 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
17970 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17972 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
17973 null before emitting a .nsubspa directive.
17975 2007-04-11 Diego Novillo <dnovillo@redhat.com>
17977 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
17978 need_to_partition_p if there are no memory statements in the
17981 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
17983 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
17984 (gcd_of_steps_may_divide_p): New function.
17985 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
17987 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17989 * reload.c (find_reloads_toplev, find_reloads_address,
17990 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
17991 not a pointer equality test, to decide if we need to call
17992 push_reg_equiv_alt_mem.
17994 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
17996 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
17997 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
17999 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
18001 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
18003 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
18004 vector to be positive.
18006 2007-04-11 Diego Novillo <dnovillo@redhat.com>
18010 * doc/invoke.texi: Document --params max-aliased-vops and
18012 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
18013 debug_memory_partitions): Move to tree-flow.h
18014 * params.h (AVG_ALIASED_VOPS): Define.
18015 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
18017 (mp_info_t): Likewise.
18018 (get_mem_sym_stats_for): New.
18019 (set_memory_partition): Move from tree-flow-inline.h.
18020 (mark_non_addressable): Only clear the set of symbols for the
18021 partition if it exists.
18022 (dump_memory_partitions): Move from tree-ssa-operands.c
18023 (debug_memory_partitions): Likewise.
18024 (need_to_partition_p): New.
18025 (dump_mem_ref_stats): New.
18026 (debug_mem_ref_stats): New.
18027 (dump_mem_sym_stats): New.
18028 (debug_mem_sym_stats): New.
18029 (update_mem_sym_stats_from_stmt): New.
18030 (compare_mp_info_entries): New.
18031 (mp_info_cmp): Call it.
18032 (sort_mp_info): Change argument to a list of mem_sym_stats_t
18034 (get_mpt_for): Move from tree-ssa-operands.c.
18035 (find_partition_for): New.
18036 (create_partition_for): Remove.
18037 (estimate_vop_reduction): New.
18038 (update_reference_counts): New.
18039 (build_mp_info): New.
18040 (compute_memory_partitions): Refactor.
18041 Document new heuristic.
18042 Call build_mp_info, update_reference_counts,
18043 find_partition_for and estimate_vop_reduction.
18044 (compute_may_aliases): Populate virtual operands before
18045 calling debugging dumps.
18046 (delete_mem_sym_stats): New.
18047 (delete_mem_ref_stats): New.
18048 (init_mem_ref_stats): New.
18049 (init_alias_info): Call it.
18050 (maybe_create_global_var): Remove alias_info argument.
18051 Get number of call sites and number of pure/const call sites
18052 from gimple_mem_ref_stats().
18053 (dump_alias_info): Call dump_memory_partitions first.
18054 (dump_points_to_info_for): Show how many times a pointer has
18056 * opts.c (decode_options): For -O2 set --param
18057 max-aliased-vops to 500.
18058 For -O3 set --param max-aliased-vops to 1000 and --param
18059 avg-aliased-vops to 3.
18060 * fortran/options.c (gfc_init_options): Remove assignment to
18062 * tree-flow-inline.h (gimple_mem_ref_stats): New.
18063 * tree-dfa.c (dump_variable): Dump memory reference
18065 Dump NO_ALIAS* settings.
18066 (referenced_var_lookup): Tidy.
18067 (mem_sym_stats): New.
18068 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
18069 and ORIG are different SSA names for a memory partition.
18070 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
18071 * tree-flow.h (struct mem_sym_stats_d): Define.
18072 (mem_sym_stats_t): Define.
18073 (struct mem_ref_stats_d): Define.
18074 (struct gimple_df): Add field mem_ref_stats.
18075 (enum noalias_state): Define.
18076 (struct var_ann_d): Add bitfield noalias_state.
18077 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
18078 debug_mem_ref_stats, debug_memory_partitions,
18079 debug_mem_sym_stats): Declare.
18080 * tree-ssa-structalias.c (update_alias_info): Update call
18081 sites, pure/const call sites and asm sites in structure
18082 returned by gimple_mem_ref_stats.
18083 Remove local variable IS_POTENTIAL_DEREF.
18084 Increase NUM_DEREFS if the memory expression is a potential
18086 Call update_mem_sym_stats_from_stmt.
18087 If the memory references memory, call
18088 update_mem_sym_stats_from_stmt for all the direct memory
18089 symbol references found.
18090 (intra_create_variable_infos): Set noalias_state field for
18091 pointer arguments according to the value of
18092 flag_argument_noalias.
18093 * tree-ssa-structalias.h (struct alias_info): Remove fields
18094 num_calls_found and num_pure_const_calls_found.
18095 (update_mem_sym_stats_from_stmt): Declare.
18096 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
18097 Set default value to 100.
18098 (PARAM_AVG_ALIASED_VOPS): Define.
18100 2007-04-11 Richard Guenther <rguenther@suse.de>
18102 PR middle-end/31530
18103 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
18104 a * -b + c as c - a * b if we honor sign dependent rounding.
18106 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18108 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
18109 bfin_expand_strmov.
18110 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
18111 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
18113 (initialize_trampoline): Don't use old-style function definition.
18114 (bfin_secondary_reload): Mark IN_P argument as unused.
18116 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
18118 PR tree-optimization/31343
18119 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
18120 (build_polynomial_chrec): Return a scalar when the evolution is zero.
18121 * testsuite/gcc.dg/vect/pr31343.c: New.
18123 2007-04-10 Eric Christopher <echristo@apple.com>
18125 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
18126 * config/i386/i386.md (*cmpfp0): Use.
18127 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
18128 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
18129 (fix_trunc<mode>_i386_fisttp): Ditto.
18130 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
18131 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
18132 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
18133 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
18134 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
18135 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
18136 (unnamed_splitters): Ditto.
18137 * config/i386/i386.c (output_fix_trunc): Assert that
18138 we're not being passed a TFmode operand.
18140 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
18142 PR tree-optimization/31526
18143 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
18144 n_basic_blocks to find newly added blocks.
18146 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
18148 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
18150 (fix_trunc<mode>si_sse): Ditto.
18151 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
18152 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
18153 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
18154 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
18155 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
18156 expander using SSEMODEF mode macro.
18157 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
18158 expander using SSEMODEF mode macro.
18159 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
18160 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
18161 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
18162 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
18163 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
18164 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
18165 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
18166 Macroize insn using X87MODEF mode macro.
18168 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
18170 * config/i386/sse.md (sse2_pinsrw): Removed.
18171 (sse2_pextrw): Renamed to ...
18172 (*sse2_pextrw): This.
18174 2007-04-09 Jan Hubicka <jh@suse.cz>
18177 * config/i386/sse.md
18178 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
18179 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
18180 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
18181 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
18183 2007-04-09 Jan Hubicka <jh@suse.cz>
18185 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
18186 multiple fields of union.
18188 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
18190 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
18191 (create_preheaders): Check that loops are available.
18192 (fix_loop_structure): Clean up, improve comments.
18193 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
18194 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
18196 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
18197 * predict.c (tree_estimate_probability): Do not call
18198 calculate_dominance_info. Call create_preheaders.
18199 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
18200 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
18202 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
18203 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
18204 * tree-cfg.c (tree_split_edge): Make an assert more precise.
18205 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
18208 2007-04-08 Jan Hubicka <jh@suse.cz>
18210 * tree.h (maybe_fold_offset_to_component_ref): Declare.
18211 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
18212 * fold-const.c (fold_unary): Use it.
18214 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
18216 * varasm.c (assemble_variable): Remove call to
18217 lang_hooks.decls.prepare_assemble_variable.
18218 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
18219 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
18220 * langhooks.h (lang_hooks_for_decls): Remove
18221 prepare_assemble_variable.
18223 2007-04-08 Mike Stump <mrs@apple.com>
18225 * config/i386/i386.c: Use inc/dec on Core2.
18227 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
18229 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
18230 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18231 lhd_tree_inlining_end_inlining): Remove.
18232 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
18233 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
18234 end_inlining hooks.
18235 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
18236 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
18237 lhd_tree_inlining_end_inlining): Remove prototypes.
18238 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
18239 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
18240 LANG_HOOKS_TREE_INLINING_START_INLINING,
18241 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
18243 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
18246 2007-04-08 Anatoly Sokolov <aesok@post.ru>
18249 * config/avr/predicates.md (io_address_operand): Delete predicate.
18250 (low_io_address_operand): Don't use 'mode' argument.
18251 (higth_io_address_operand): Rename ...
18252 (high_io_address_operand): ... to this. Don't use 'mode' argument.
18253 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
18256 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
18258 Revert change removing staticp.
18260 2007-04-07 Anatoly Sokolov <aesok@post.ru>
18263 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
18266 2007-04-07 Bruce Korb <bkorb@gnu.org>
18268 * c.opt: Add -Wformat-contains-nul.
18269 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
18271 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
18272 the NUL byte warning.
18274 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
18276 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
18278 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18280 * tree.c (staticp): No longer use staticp langhook.
18281 * langhooks.c (lhd_staticp): Removed.
18282 * langhooks.h (struct lang_hooks): Remove staticp.
18283 * c-common.c (c_staticp): Remove.
18284 * c-common.h (c_staticp): Ditto.
18285 * langhooks-defs.h (lhd_staticp): Ditto.
18286 (LHD_HOOKS_STATICP): Ditto
18287 * tree.h (gcc_assert_lowered): New macro.
18289 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
18291 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
18292 argument "reliable".
18293 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
18294 Add argument "reliable". Propagate it through calls.
18295 (infer_loop_bounds_from_undefined): Derive number of iterations
18296 estimates from references in blocks that do not dominate loop latch.
18297 (gcov_type_to_double_int): New function.
18298 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
18299 and expected_loop_iterations_unbounded.
18300 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
18301 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
18302 * tree-data-ref.c (estimated_loop_iterations): Export.
18303 (get_references_in_stmt): Fix -- do not return addresses of local
18305 * cfgloop.h (expected_loop_iterations_unbounded,
18306 estimated_loop_iterations): Declare.
18308 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
18310 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
18312 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18314 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
18315 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
18316 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
18317 Use output_387_reg_move().
18318 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
18319 expander using X87MODEF12 mode macro.
18320 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
18321 choosing register preferences. Use output_387_reg_move().
18322 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
18323 instead of "x". Use output_387_reg_move().
18324 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
18325 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
18326 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
18327 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
18328 Use output_387_reg_move().
18329 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
18331 (*truncxf?f_i387 splitter): Ditto.
18333 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
18335 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
18336 LANG_HOOKS_SAFE_FROM_P.
18337 * expr.c (safe_from_p): Remove langhook call.
18338 * langhooks.h (lang_hooks): Remove safe_from_p.
18339 (lhd_safe_from_p): Remove prototype.
18340 * langhooks.c (lhd_safe_from_p): Remove.
18342 2007-04-06 Jan Hubicka <jh@suse.cz>
18344 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
18347 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
18349 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
18350 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
18351 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
18352 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
18354 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
18355 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
18357 2007-04-05 Richard Henderson <rth@redhat.com>
18359 * config/alpha/alpha.c (print_operand) [+]: Remove.
18360 (alpha_end_function): Print nop if call at end of function.
18361 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
18362 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
18363 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
18364 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
18365 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
18366 the call pattern. Update peepholes to match.
18368 2007-04-05 Janis Johnson <janis187@us.ibm.com>
18370 * doc/extend.texi (Other Builtins): Add decimal float variants
18372 * builtins.def: Ditto.
18373 * builtins.c (expand_builtin): Ditto.
18375 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
18376 H.J. Lu <hongjiu.lu@intel.com>
18379 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
18380 of V8HImode when calling ix86_binary_operator_ok.
18381 (sse2_pmaddwd): Call ix86_binary_operator_ok.
18382 (sdot_prodv8hi): Operands 1 and 2 must be register.
18384 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18386 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
18387 initialize align to silence bogus warning.
18389 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
18391 PR middle-end/22156
18392 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
18394 (struct sra_walk_fns): Remove use_all parameter from use.
18395 (sra_hash_tree): Handle BIT_FIELD_REFs.
18396 (sra_elt_hash): Don't hash bitfld blocks.
18397 (sra_elt_eq): Skip them in parent compares as well. Handle
18399 (sra_walk_expr): Don't maintain or pass down use_all_p.
18400 (scan_use): Remove use_all parameter.
18401 (scalarize_use): Likewise. Re-expand assignment to
18402 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
18403 output, and re-scalarize after output. Don't mark anything
18405 (scalarize_ldst): Adjust.
18406 (scalarize_walk_gimple_modify_statement): Likewise.
18407 (build_element_name_1): Handle BIT_FIELD_REFs.
18408 (instantiate_element): Don't warn for any element whose parent
18409 is used as a whole.
18410 (instantiate_missing_elements_1): Return the sra_elt.
18411 (canon_type_for_field): New.
18412 (try_instantiate_multiple_fields): New.
18413 (instantiate_missing_elemnts): Use them.
18414 (mark_no_warning): Removed.
18415 (generate_one_element_ref): Handle BIT_FIELD_REFs.
18416 (REPLDUP, sra_build_elt_assignment): New.
18417 (generate_copy_inout): Use them.
18418 (generate_element_copy): Likewise. Handle bitfld differences.
18419 (generate_element_zero): Don't recurse for blocks. Use
18420 sra_build_elt_assignment.
18421 (generate_one_element_int): Take elt instead of var. Use
18422 sra_build_elt_assignment.
18423 (generate_element_init_1): Adjust.
18424 (scalarize_use, scalarize_copy): Use REPLDUP.
18425 (scalarize_ldst): Move assert before dereference.
18426 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
18428 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18430 * regmove.c: Fix unused variable warnings due to previous commit.
18432 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
18434 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
18435 (regmove_bb_head): Remove.
18436 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
18437 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
18438 problems with fixup_match_1.
18439 Don't initialize/free regmove_bb_head.
18441 (reg_is_remote_constant_p): If an insn is in the same basic block
18442 but not before INSN, consider it remote, too.
18444 2007-04-05 Anatoly Sokolov <aesok@post.ru>
18447 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
18448 DECL_ASSEMBLER_NAME, not the DECL_NAME.
18450 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
18452 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
18453 (CONDITIONAL_REGISTER_USAGE): Likewise.
18455 2007-04-04 Richard Henderson <rth@redhat.com>
18457 * config/alpha/lib1funcs.asm: Remove unused file.
18459 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18462 * opts.c (print_specific_help): Fix --help=<language>
18464 (common_handle_option): Support --help=common.
18466 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18469 * gcc.c (main): Do not run the linker if
18470 print_subprocess_help indicates that it shouldn't be
18473 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
18476 * doc/invoke.texi (--help=): Document <languages> value, fix
18477 formatting in tables of values.
18479 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
18481 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
18482 dllimport attribute of virtual methods.
18484 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
18486 * config/score/crti.asm: Change _bss_start to __bss_start.
18487 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
18488 (OUTGOING_REG_PARM_STACK_SPACE) update.
18489 * config/score/score.opt: add options to make backend support
18490 score5, score5u, score7 and score7d.
18491 * config/score/score.md: Likewise.
18492 * config/score/misc.md: Likewise.
18493 * config/score/mac.md: Likewise.
18494 * doc/invoke.texi: Likewise.
18495 * doc/md.texi: update constraints define.
18497 2007-04-03 Richard Henderson <rth@redhat.com>
18499 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
18500 an appropriate type, use the mode instead.
18502 2007-04-03 Richard Sandiford <richard@codesourcery.com>
18504 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
18505 Set the default --with-arch setting to mips2.
18506 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
18507 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
18508 (MULTILIB_OSDIRNAMES): Delete.
18509 (MULTILIB_DIRNAMES): Define.
18510 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
18511 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
18512 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
18513 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
18514 VXWORKS_OS_CPP_BUILTINS.
18515 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
18516 (MIPS_DEBUGGING_INFO): Undefine.
18517 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
18519 2007-04-03 Jakub Jelinek <jakub@redhat.com>
18521 PR middle-end/30704
18522 * fold-const.c (native_encode_real): Encode real.c provided longs
18523 as a series of 32-bit native integers.
18524 (native_interpret_real): Interpret buffer as a series of 32-bit
18527 2007-04-03 Richard Guenther <rguenther@suse.de>
18529 * genpreds.c (write_insn_constraint_len): Write function
18530 optimized for CONSTRAINT_LEN implementation.
18531 (write_tm_preds_h): Output insn_constraint_len inline and
18532 use it for CONSTRAINT_LEN.
18533 (write_insn_preds_c): Don't output insn_constraint_len.
18534 * doc/md.texi (define_register_constraint): Document multi-letter
18535 constraints shall have the same length if they start with the same
18538 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18541 * config/i386/i386.md (isinf<mode>2): Expand only when
18542 TARGET_C99_FUNCTIONS is set.
18544 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
18546 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
18547 (x86_64-*-linux*): Ditto.
18548 * config/i386/i386.opt (mpc): New option.
18549 * config/i386/i386.c (overrride_options): Handle
18550 ix87_precision_string.
18551 * config/i386/crtprec.c: New file.
18552 * config/i386/t-crtpc: Ditto.
18553 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
18554 and -mpc80 options.
18555 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
18556 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
18557 crtprec32.o, crtprec64.o and crtprec80.o.
18559 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
18560 and -mpc80 options.
18561 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
18563 2007-04-02 Eric Christopher <echristo@apple.com>
18565 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
18566 limitations on darwin.
18568 2007-04-02 Anatoly Sokolov <aesok@post.ru>
18571 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
18573 2007-04-02 Dave Korn <dave.korn@artimi.com>
18575 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
18577 2007-04-02 Dave Korn <dave.korn@artimi.com>
18579 * libgcc2.h (exception_descriptor): Don't forward-declare.
18580 (__get_eh_table_language, __get_eh_table_version): Delete
18581 prototypes of long-dead functions.
18583 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
18585 * ebitmap.h: New file
18586 * ebitmap.c: New file
18587 * Makefile.in (ebitmap.o): New target.
18589 2007-04-01 Jan Hubicka <jh@suse.cz>
18591 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
18592 before very first instruction.
18594 2007-04-01 Jan Hubicka <jh@suse.cz>
18596 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
18597 waring on 64bit hosts.
18598 * bitmap.h: Fix typo in bitmap_head_def.
18600 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
18602 PR rtl-optimization/31391
18603 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
18604 into a DELETED_LABEL note, and the label is in an empty basic
18605 block, update BB_END as well as BB_HEAD.
18607 2007-04-01 Richard Henderson <rth@redhat.com>
18609 PR tree-optimization/31169
18610 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
18611 to varying if the range is outside [0, prec-1].
18613 2007-04-01 Richard Sandiford <richard@codesourcery.com>
18616 * config/mips/mips.md (load_const_gp): New insn.
18617 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
18618 the MIPS16 GP pseudo register if no_new_pseudos.
18619 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
18621 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
18624 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
18626 (call_value): Likewise.
18628 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
18629 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18632 * doc/invoke.texi: (optimization options): Reword description
18633 of -ffast-math. Document its primary purpose.
18635 2007-03-31 Richard Guenther <rguenther@suse.de>
18637 * omp-low.c (splay-tree.h): Include.
18638 (lookup_decl): Replace splay-tree usage by pointer-map.
18639 (maybe_lookup_decl): Likewise.
18640 (new_omp_context): Likewise.
18641 (delete_omp_context): Likewise.
18642 * gimplify.c (splay-tree.h): Include.
18643 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
18645 (remap_ssa_name): Likewise.
18646 (remap_decl): Likewise.
18647 (remap_type_1): Likewise.
18648 (remap_type): Likewise.
18649 (copy_body_r): Likewise.
18650 (expand_call_inline): Likewise.
18651 (clone_body): Likewise.
18652 (copy_tree_r): Likewise.
18653 (remap_save_expr): Likewise.
18654 (unsave_r): Likewise.
18655 (unsave_expr_now): Likewise.
18656 (tree_function_versioning): Likewise.
18657 (build_duplicate_type): Likewise.
18658 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
18659 (struct copy_body_data): Replace splay-tree by pointer-map.
18660 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
18661 not $(SPLAY_TREE_H).
18662 (gimplify.o): Depend on $(SPLAY_TREE_H).
18663 (omp-low.p): Likewise.
18665 2007-03-31 Anatoly Sokolov <aesok@post.ru>
18667 * config/avr/predicates.md (even_register_operand,
18668 odd_register_operand): New predicates.
18669 * config/avr/avr.md (movw peephole2): New.
18670 (movw_r peephole2): New.
18672 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
18674 * tree.h (get_signed_or_unsigned_type): New.
18675 * fold-const.c (operand_equal_for_comparison_p): Use
18676 get_signed_or_unsigned_type instead of
18677 lang_hooks.types.signed_or_unsigned_type.
18678 * expr.c (store_expr): Ditto.
18679 * langhooks.c (get_signed_or_unsigned_type): New.
18680 (lhd_signed_or_unsigned_type): New.
18681 * langhooks.h (lhd_signed_or_unsigned_type): New.
18682 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
18684 2007-03-30 Richard Henderson <rth@redhat.com>
18686 * tree-ssa-loop-ivopts.c: Include target.h.
18687 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
18688 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
18689 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
18690 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
18692 2007-03-30 Richard Henderson <rth@redhat.com>
18693 Kai Tietz <kai.tietz@onevision.com>
18695 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
18696 default for 64-bit.
18697 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
18698 (TARGET_64BIT_MS_ABI): New.
18699 (DBX_REGISTER_NUMBER): Handle 64-bit.
18700 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
18701 (LONG_TYPE_SIZE): Force to 32.
18702 (REG_PARM_STACK_SPACE): New.
18703 (OUTGOING_REG_PARM_STACK_SPACE): New.
18704 (REGPARM_MAX, SSE_REGPARM_MAX): New.
18705 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
18706 (STACK_BOUNDARY): Use 128 for 64-bit.
18707 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
18708 Add 64-bit implementation.
18709 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
18711 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
18712 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
18713 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
18714 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
18715 (ix86_handle_cconv_attribute): Don't warn when ignoring if
18716 TARGET_64BIT_MS_ABI.
18717 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
18718 (ix86_pass_by_reference): Likewise.
18719 (ix86_function_value_regno_p): Likewise.
18720 (ix86_build_builtin_va_list): Likewise.
18721 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
18722 (function_arg_advance_ms_64): New.
18723 (function_arg_advance): Call it.
18724 (function_arg_ms_64): New.
18725 (function_arg): Call it.
18726 (function_value_ms_64): New.
18727 (ix86_function_value_1): Call it.
18728 (return_in_memory_ms_64): New.
18729 (ix86_return_in_memory): Call it.
18730 (setup_incoming_varargs_ms_64): New.
18731 (ix86_setup_incoming_varargs): Call it.
18732 (ix86_expand_prologue): Handle 64-bit stack probing.
18733 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
18734 (output_pic_addr_const): Likewise.
18735 (x86_this_parameter): Likewise.
18736 (x86_output_mi_thunk): Likewise.
18737 (x86_function_profiler): Likewise.
18738 (TARGET_STRICT_ARGUMENT_NAMING): New.
18739 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
18740 (TARGET_64BIT_MS_ABI): New.
18741 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
18742 * config/i386/i386.md (allocate_stack_worker): Remove.
18743 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
18744 describe the clobber of eax without a match_scratch.
18745 (allocate_stack_worker_postreload): Remove.
18746 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
18747 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
18748 (allocate_stack_worker_rex64_postreload): Remove.
18749 (allocate_stack): Handle 64-bit.
18750 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
18751 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
18752 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
18753 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
18754 (STANDARD_STARTFILE_PREFIX_1): Likewise.
18755 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
18756 * config.build (x86_64-*-mingw*): New host.
18757 * config.host (x86_64-*-mingw*): New host.
18758 * config.gcc (x86_64-*-mingw*): New target.
18759 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
18761 2007-03-30 Richard Henderson <rth@redhat.com>
18762 Kai Tietz <kai.tietz@onevision.com>
18764 * c-pragma.c (struct def_pragma_macro_value): New.
18765 (struct def_pragma_macro): New.
18766 (pushed_macro_table): New.
18767 (dpm_hash, dpm_eq): New.
18768 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
18769 (init_pragma): Install them.
18770 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
18772 2007-03-30 Anatoly Sokolov <aesok@post.ru>
18774 * config/avr/avr.c (avr_override_options): Clear
18775 'flag_delete_null_pointer_checks'.
18777 2007-03-30 Paolo Carlini <pcarlini@suse.de>
18780 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
18781 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
18782 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
18783 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
18784 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
18785 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
18786 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
18788 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
18790 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
18792 * regmove.c: Move all of pass_stack_adjustments from here...
18793 * combine-stack-adj.c: ...to this new file.
18794 * Makefile.in: Add rules for combine-stack-adj.o.
18796 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
18798 PR tree-optimization/31383
18799 * tree-data-ref.c (affine_function_equal_p): Do not require the
18800 vectors to have the same length.
18802 2007-03-30 Jan Hubicka <jh@suse.cz>
18804 PR middle-end/30700
18805 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
18806 availablility; add more sanity checking; ask varpool only about
18809 2007-03-29 Richard Henderson <rth@redhat.com>
18811 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
18812 to decide, but __SIZEOF_LONG_LONG__.
18814 2007-03-29 Richard Henderson <rth@redhat.com>
18816 * emutls.c (struct __emutls_array): New.
18817 (emutls_destroy): Use it instead of casting element 0 from void*.
18818 (__emutls_get_address): Likewise.
18820 2007-03-29 Richard Henderson <rth@redhat.com>
18822 * varasm.c (initializer_constant_valid_p): Don't deny
18823 DECL_DLLIMPORT_P on functions.
18825 * config/i386/cygming.h: Remove function declarations.
18826 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
18827 (ASM_OUTPUT_LABELREF): Remove.
18828 (COMMON_ASM_OP): Remove.
18829 (ASM_OUTPUT_COMMON): Remove.
18830 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
18831 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
18832 (ASM_DECLARE_FUNCTION_NAME): Likewise.
18833 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
18834 Rename from TARGET_ENCODE_SECTION_INFO.
18835 * config/i386/netware.h: Likewise.
18836 * config/i386/i386-protos.h: Update.
18837 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
18838 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
18839 (legitimate_constant_p): Reject dllimports.
18840 (dllimport_map, get_dllimport_decl): New.
18841 (legitimize_dllimport_symbol): New.
18842 (legitimize_address, ix86_expand_move): Use it.
18843 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
18844 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
18845 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
18846 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
18847 * config/i386/predicates.md (constant_call_address_operand): Only
18848 accept symbols; reject dllimport_p symbols.
18849 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
18850 i386_pe_maybe_record_exported_symbol.
18851 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
18852 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
18853 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
18854 trust the setting of DECL_DLLIMPORT_P.
18855 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
18856 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
18857 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
18858 tidy the argument scanning loop.
18859 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
18860 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
18861 (i386_pe_strip_name_encoding): Remove.
18862 (i386_pe_binds_local_p): New.
18863 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
18864 (i386_pe_output_labelref): Remove.
18865 (i386_pe_asm_output_aligned_decl_common): New.
18866 (i386_pe_maybe_record_exported_symbol): Rename from
18867 i386_pe_record_exported_symbol; check for dllexported symbols.
18869 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
18871 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
18872 add comment explaining why vsnprintf cannot be used.
18874 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
18876 PR tree-optimization/30666
18877 * tree.c (build_complex_type): When creating type names for DWARF2
18878 debug info, create TYPE_DECLs for TYPE_NAME instead of
18880 (build_common_tree_nodes_2): Use build_complex_type when building
18881 predefined complex types, to preserve canonical types.
18883 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
18885 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
18886 (noce_get_alt_condition): Look at it to determine whether to
18887 reverse the condition or not.
18888 (noce_get_condition): Substitute the truth for lies.
18889 (noce_find_if_block): Set the then_else_reversed field.
18891 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
18893 * config/fr30/fr30.md (movdi): Do not accept immediates as the
18894 destination of this insn.
18895 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
18896 than calling gen_rtx_SET directly. Use r0 to hold the value of
18897 'address + 4' rather than a stack based temporary which can be
18898 mis-optimized away.
18900 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
18902 * config/s390/s390.c (s390_secondary_input_reload_class,
18903 s390_secondary_output_reload_class): Functions removed.
18904 (s390_secondary_reload): New function.
18905 (TARGET_SECONDARY_RELOAD): Target macro defined.
18906 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
18907 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
18908 * config/s390/s390.md ("reload_outti", "reload_outdi",
18909 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
18910 "reload_out<mode>"): Expanders removed.
18911 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
18912 "reload<mode>_nonoffmem_out"): Expanders added.
18914 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
18916 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
18917 action if SRC->DEST replacement failed anyway.
18919 2007-03-28 Mike Stump <mrs@apple.com>
18921 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
18922 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
18923 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
18925 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18927 * config.gcc: Accept barcelona as a variant of amdfam10.
18928 * config/i386/i386.c (override_options): Likewise.
18929 * doc/invoke.texi: Likewise.
18931 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
18933 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
18934 offsets for BIT_FIELD_REF and COMPONENT_REF.
18936 2007-03-28 Richard Guenther <rguenther@suse.de>
18938 * tree.c (is_global_var): Move ...
18939 * tree-flow-inline.h (is_global_var): ... here.
18940 * tree.h (is_global_var): Remove declaration.
18942 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
18944 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
18946 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
18947 * config/i386/i386.c (ix86_tune_features): Initialize new
18949 * config/i386/predicates.md (promotable_binary_operator): Use
18950 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
18952 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
18955 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
18957 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
18959 * config/fr30/fr30.md (movsi_internal): Change destination
18960 constraint from m to V and add m to the end.
18962 2007-03-28 Christian Bruel <christian.bruel@st.com>
18964 * config/sh/sh.md (movsi_i): Fix type attribute.
18966 2007-03-28 Christian Bruel <christian.bruel@st.com>
18968 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
18969 (movsf_ie): Likewise.
18971 2007-03-28 Christian Bruel <christian.bruel@st.com>
18973 * config.gcc: Add sh4-300 to multilib.
18974 * config/sh/t-mlib-sh4-300: New file.
18976 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
18978 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
18979 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
18980 fix_trunc<mode>di2.
18981 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
18982 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
18983 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
18984 "fixuns_trunctddi2"): Whitespace fix.
18986 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
18988 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
18989 the definition of struct sh_args.
18990 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
18991 CALL_COOKIE_INT_REG_GET): Likewise.
18993 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
18995 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
18996 transformations are applied successfully.
18998 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
19000 * tree.c (tree_contains_struct): Permit 512 tree codes.
19001 * tree.h (tree_contains_struct): Ditto.
19002 (MAX_TREE_CODES): Ditto.
19003 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
19004 SPARE member to store remaining padding bits.
19006 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19008 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
19011 2007-03-27 Janis Johnson <janis187@us.ibm.com>
19013 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
19014 * configure: Regenerate.
19016 * configure: Regenerate using the correct version of autoconf.
19018 2007-03-27 Anatoly Sokolov <aesok@post.ru>
19020 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
19022 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
19023 regs to "__SP_L__" and "__SP_H__".
19025 2007-03-27 Richard Guenther <rguenther@suse.de>
19027 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
19028 computations with it with a HOST_WIDE_INT variable.
19030 2007-03-26 Mike Stump <mrs@apple.com>
19032 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
19033 objective-c-header, objective-c++-header and objc++-cpp-output
19035 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
19037 2007-03-26 Richard Henderson <rth@redhat.com>
19040 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
19041 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
19042 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
19043 IX86_BUILTIN_PSRLQ128): New.
19044 (ix86_init_mmx_sse_builtins): Add them.
19045 (ix86_expand_builtin): Expand them.
19046 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
19047 operand 2 be TImode.
19048 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
19049 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
19050 _mm_srli_epi64): Mark __B const.
19051 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
19052 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
19053 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
19054 new two-vector shift builtins.
19056 2007-03-26 Ian Lance Taylor <iant@google.com>
19058 PR tree-optimization/31345
19059 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
19060 [+INF, +INF(OVF)] into VARYING.
19062 2007-03-26 Zack Weinberg <zackw@panix.com>
19064 * gengtype-parse.c: New file.
19065 * gengtype-yacc.y: Delete.
19066 * gengtype-lex.l: Don't include gengtype-yacc.h.
19067 Define YY_DECL and yyterminate appropriately for recursive
19068 descent parser. yylval is now a string out-parameter to yylex.
19069 (HWS, EOID): New shorthand.
19070 (IWORD): Add a couple more types.
19071 (yylex): Add a setup stanza. Remove the complex rules for
19072 detecting GTY'ed types and typedefs; replace with simple
19073 keyword detectors. Adjust everything for the changed
19074 definition of yylval. Ignore all pp-directives, not just #define.
19076 (parse_file): Rename yybegin; do not call yyparse.
19078 * gengtype.c (xasprintf): Export again.
19079 (this_file): New. Use everywhere __FILE__ was being used.
19080 (get_lang_bitmap): Special case types defined in gengtype.c.
19081 (do_typedef, new_structure): Suppress definition of certain types.
19082 (new_structure): Improve diagnostics of duplicate definitions.
19083 Make sure location_s is associated with input.h.
19084 (nreverse_pairs, define_location_structures): New functions.
19085 (main): Improve tagging of kludge types. Remove old kludges
19086 for input.h types; use define_location_structures.
19087 * gengtype.h: Update prototypes. Define token codes here.
19088 * Makefile.in: Remove all references to gengtype-yacc.
19089 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
19091 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
19092 add GTY((skip)) to the field that's only conditionally there.
19093 * doc/install.texi: Document that Bison is no longer required
19094 unless building treelang.
19096 * gengtype.c: Don't include gtyp-gen.h.
19097 (srcdir): Declare here.
19098 (base_files, lang_dir_names): Allocate dynamically.
19099 (gt_files, num_gt_files, num_lang_dirs): New globals.
19100 (measure_input_list, read_input_line, read_input_list)
19101 (set_lang_bitmap): New functions.
19102 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
19103 simplify, relying on read_input_list to set up the bitmaps.
19104 (main): Arguments are no longer unused. Check for correct number
19105 of command line arguments, set srcdir and srcdir_len, then call
19106 read_input_list, before doing anything else. No need to worry
19107 about duplicates in main loop.
19108 * configure.ac: Simplify the calculation of all_gtfiles.
19109 Put language tags in there. Don't set or substitute
19110 all_gtfiles_files_langs or all_gtfiles_files_frags.
19111 * Makefile.in: Revamp the way gengtype is invoked, now that it
19112 takes a file on its command line with a much simpler format.
19113 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
19114 (GTFILES): Remove duplicates and C source files.
19115 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
19116 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
19117 * configure: Regenerate.
19119 * gengtype.h: Remove all type definitions to gengtype.c; leave
19120 only definitions of options_p, type_p, and pair_p as opaque
19121 pointers. Update prototypes.
19122 * gengtype.c: Many type definitions moved here from gengtype.h.
19123 Consolidate type definitions at the top of the file.
19124 (xvasprintf): Delete.
19125 (xasprintf): Make static.
19126 (create_nested_pointer_option): Add 'next' parameter.
19127 (create_field_all, create_field_at): New functions.
19128 (create_field): Now a thin wrapper around create_field_all.
19129 (create_optional_field): Rename create_optional_field_ and add
19130 line argument. Original name is now a macro which supplies
19132 (oprintf): Use vsnprintf directly.
19133 (close_output_files): Use fatal rather than perror/exit.
19134 (note_def_vec, note_def_vec_alloc): Use create_field_at.
19135 (main): Set progname. Don't use exit.
19136 * gengtype-yacc.y (struct_fields): Use create_field_at.
19137 (option, optionseqopt): Delete.
19138 (optionseq): Consolidate productions from option here so we
19139 can use the first argument to create_option.
19141 * gengtype-lex.l: Distinguish unions from structures in the
19142 token type. Don't call find_structure; return the tag as a string.
19143 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
19144 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
19145 string. Reorganize typedef_struct production accordingly.
19146 Use create_nested_ptr_option.
19147 * gengtype.c (create_nested_ptr_option): New function.
19148 * gengtype.h: Declare it.
19150 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
19151 (string_type): Don't declare.
19152 (do_scalar_typedef): Declare.
19153 (create_scalar_type): Update prototype.
19154 * gengtype.c (string_type): Make static.
19155 (scalar_nonchar, scalar_char): New.
19156 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
19157 (resolve_typedef): Use scalar_nonchar for error recovery.
19158 (create_scalar_type): Remove name_len field. Return scalar_char
19159 or scalar_nonchar as appropriate.
19160 (adjust_field_type): Look at scalar_is_char boolean to decide whether
19161 to use string_type.
19162 (throughout): Use scalar_nonchar instead of calling
19163 create_scalar_type, whenever possible.
19164 (main): Initialize scalar_char and scalar_nonchar before calling
19166 * gengtype-lex.l: Adjust for removal of second argument to
19167 create_scalar_type. Use yylval.s instead of yylval.t when
19169 * gengtype-yacc.y: Type of SCALAR is string. Call
19170 create_scalar_type from type:SCALAR rule. Adjust for removal of
19171 second argument to create_scalar_type.
19173 * vec.h: Remove all #if IN_GENGTYPE blocks.
19174 Add comment saying that changes may require adjustments to gengtype.
19175 * gengtype.c: Don't include coretypes.h or tm.h.
19176 Add comment to inclusion of errors.h.
19177 (note_def_vec, note_def_vec_alloc): New functions.
19178 * gengtype.h: Declare new functions.
19179 * gengtype-lex.l: Don't include coretypes.h.
19180 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
19182 (update_lineno): Remove unnecessary prototype.
19183 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
19184 (VEC rule): Just return VEC_TOKEN.
19185 * gengtype-yacc.y (VEC_TOKEN): New token type.
19186 (type): Add a production for VEC(a,b).
19187 * Makefile.in: Update dependencies.
19189 * gengtype-lex.l: Remove rules for parsing pointer-to-function
19190 typedefs that use the old PARAMS macro.
19192 * gengtype-lex.l: Remove all rules and states relating to yacc
19194 * gengtype-yacc.y: Similarly.
19195 * gengtype.c (note_yacc_type): Delete function.
19196 * gengtype.h: Update prototypes.
19198 2007-03-26 Joseph Myers <joseph@codesourcery.com>
19200 * tree-pretty-print.c (dump_generic_node): Report precision of
19201 unnamed integer types.
19203 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
19205 * ifcvt.c (noce_try_store_flag_constants): Don't check
19206 no_new_pseudos here.
19207 (noce_try_store_flag_constants): Don't check no_new_pseudos.
19208 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
19209 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
19210 noce_try_sign_mask): Likewise.
19211 (if_convert): Check no_new_pseudos here.
19213 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
19215 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
19216 (noce_get_condition): Handle new then_else_reversed argument.
19217 (noce_init_if_info): Remove, fold into noce_find_if_block.
19218 (noce_process_if_block): Take a struct noce_if_info as the
19219 argument. Don't set up one based on ce_if_info. Update pointer
19220 references accordingly.
19221 (cond_move_process_if_block): Likewise.
19222 (process_if_block): Removed.
19223 (find_if_block): Removed. Move functionality two new functions,
19224 noce_find_if_block and cond_exec_find_if_block.
19225 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
19226 blocks and the symmetric IF-ELSE-JOIN case.
19227 (cond_exec_find_if_block): Also new function mostly based on old
19228 find_if_block and process_if_block.
19229 (find_if_header): Replace find_if_block call with separately
19230 guarded calls to noce_find_if_block and cond_exec_find_if_block.
19231 (find_cond_trap): Update noce_get_condition call.
19232 (dead_or_predicable): Likewise.
19234 2007-03-26 Jakub Jelinek <jakub@redhat.com>
19236 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
19238 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
19239 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
19240 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
19241 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
19242 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
19243 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
19244 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
19245 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
19246 __builtin_ia32_psrad128 builtins.
19248 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
19250 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
19251 * config/i386/constraints.md
19252 (define_constraint "I"): Use IN_RANGE macro.
19253 (define_constraint "J"): Ditto.
19254 (define_constraint "K"): Ditto.
19255 (define_constraint "M"): Ditto.
19256 (define_constraint "N"): Ditto.
19257 (define_constraint "O"): Ditto.
19258 * config/i386/predicates.md
19259 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
19260 (define_predicate "const_0_to_3_operand"): Ditto.
19261 (define_predicate "const_0_to_7_operand"): Ditto.
19262 (define_predicate "const_0_to_15_operand"): Ditto.
19263 (define_predicate "const_0_to_63_operand"): Ditto.
19264 (define_predicate "const_0_to_255_operand"): Ditto.
19265 (define_predicate "const_1_to_31_operand"): Ditto.
19266 (define_predicate "const_2_to_3_operand"): Ditto.
19267 (define_predicate "const_4_to_7_operand"): Ditto.
19269 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19271 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
19272 in SImode for save_world.
19273 * config/rs6000/altivec.md (save_world, restore_world): Convert to
19276 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
19278 PR tree-optimization/30784
19279 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
19282 2007-03-25 Revital Eres <eres@il.ibm.com>
19284 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
19285 Fold movement_possibility function into it.
19287 2007-03-25 David Edelsohn <edelsohn@gnu.org>
19289 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
19290 (load_macho_picbase_{si,di}): Convert to LR hard reg.
19291 (call_indirect_nonlocal_darwin64): Same.
19292 (call_nonlocal_darwin64): Same.
19293 (call_value_indirect_nonlocal_darwin64): Same.
19294 (call_value_nonlocal_darwin64): Same.
19295 (sibcall_nonlocal_darwin64): Same.
19296 (sibcall_value_nonlocal_darwin64): Same.
19297 (sibcall_symbolic_64): Same.
19298 (sibcall_value_symbolic_64): Same.
19299 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
19301 (rs6000_emit_load_toc_table): Same.
19302 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
19303 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
19305 (divss_call): Same.
19306 (divus_call): Same.
19307 (quoss_call): Same.
19308 (quous_call): Same.
19309 (load_toc_v4_pic_si): Same
19310 (load_toc_v4_PIC_1): Same.
19311 (load_toc_v4_PIC_1b): Same.
19312 (call_indirect_aix{32,64}): Same.
19313 (call_value_indirect_aix{32,64}): Same.
19315 (call_value): Same.
19316 (call_local{32,64}): Same.
19317 (call_value_local{32,64}): Same.
19318 (call_indirect_nonlocal_aix{32,64}): Same.
19319 (call_nonlocal_aix{32,64}): Same.
19320 (call_value_indirect_nonlocal_aix{32,64}): Same.
19321 (call_value_nonlocal_aix{32,64}): Same.
19322 (call_indirect_nonlocal_sysv<mode>): Same.
19323 (call_nonlocal_sysv<mode>): Same.
19324 (call_value_indirect_nonlocal_sysv<mode>): Same.
19325 (call_value_nonlocal_sysv<mode>): Same.
19327 (sibcall_local{32,64}): Same.
19328 (sibcall_value_local{32,64}): Same.
19329 (sibcall_nonlocal_aix{32,64}): Same.
19330 (sibcall_value_nonlocal_aix{32,64}): Same.
19331 (sibcall_nonlocal_sysv<mode>): Same.
19332 (sibcall_value): Same.
19333 (sibcall_value_nonlocal_sysv<mode>): Same.
19335 2007-03-24 Paul Brook <paul@codesourcery.com>
19337 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
19338 * config/arm/linux-eabi.h: Remove legacy syscall hack.
19340 2007-03-24 Richard Henderson <rth@redhat.com>
19342 * config/ia64/constraints.md: New file.
19343 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
19344 satisfies_constraint_?.
19345 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
19346 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
19347 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
19348 ia64_output_mi_thunk): Likewise.
19349 (ia64_const_ok_for_letter_p): Remove.
19350 (ia64_const_double_ok_for_letter_p): Remove.
19351 (ia64_extra_constraint): Remove.
19352 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
19353 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
19354 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
19355 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
19356 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
19357 EXTRA_MEMORY_CONSTRAINT): Remove.
19358 * config/ia64/ia64.md: Include constriants.md. Replace
19359 CONST_OK_FOR_? with satisfies_constraint_?.
19361 2007-03-23 Michael Meissner <michael.meissner@amd.com>
19362 H.J. Lu <hongjiu.lu@intel.com>
19364 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
19366 (name macros): Use DPD_BID_NAME to convert names properly.
19368 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
19369 decimal floating point format.
19370 (init_floating_libfuncs): Change decimal functions so that they
19371 have a "bid_" prefix if the decimal system uses the BID format,
19372 and "dpd_" prefix if the decimal system uses the DPD format.
19373 (init_interclass_conv_libfuncs): Ditto.
19374 (init_intraclass_conv_libfuncs): Ditto.
19376 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19377 using the BID format.
19379 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19380 whether we are using the BID decimal format.
19381 * configure: Regenerate.
19383 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19384 the compiler has decimal floating point enabled. Define
19385 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19388 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
19389 using the BID format.
19391 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
19392 whether we are using the BID decimal format.
19393 * configure: Regenerate.
19395 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
19396 the compiler has decimal floating point enabled. Define
19397 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
19400 * doc/install.texi (--enable-decimal-float): Document BID and DPD
19401 options, and that it is enabled for i386/x86_64 systems.
19403 * Makefile.in (enable_decimal_float): New.
19405 (DECNUMINC): Add -I$(DECNUMFMT).
19406 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
19407 to $(DECNUMFMT) from $(DECNUM).
19409 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
19410 Substitute enable_decimal_float.
19411 * configure: Regenerated.
19414 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
19417 * configure.ac: Enable decimal float for x86_64-*-linux*.
19418 * configure: Regenerated.
19421 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
19422 decimal128ClearSign to flip and clear the sign bit in decimal128.
19423 (decimal_real_maxval): Set decimal128SetSign to set the sign
19426 2007-03-23 Ian Lance Taylor <iant@google.com>
19428 * fold-const.c (fold_binary): Correct warning for X - c >= X.
19430 2007-03-23 Ian Lance Taylor <iant@google.com>
19432 * tree-dump.c (dump_files): Correct comment.
19434 2007-03-23 Ian Lance Taylor <iant@google.com>
19436 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
19438 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
19440 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
19441 in cfglayout mode. Don't go into and out of cfglayout mode.
19442 Link the blocks in the order of the constructed traces.
19443 (rest_of_handle_tracer): Adjust call to tracer.
19444 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
19445 Don't go into cfglayout mode.
19446 (rtl_loop_done): Don't go out of cfglayout mode.
19447 * cfglayout.c (relink_block_chain): New function, split out from...
19448 (fixup_reorder_chain): ...here. Remove redundant checking.
19449 (cfg_layout_finalize): Don't clear the header, footer, and aux
19450 fields here, move the code to do so to relink_block_chain. Likewise
19451 for free_original_copy_tables.
19452 * rtl.h (tracer): Update prototype.
19453 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
19454 Assert we are in cfglayout mode. Don't go into and out of cfglayout
19455 mode. Use relink_block_chain to serialize the CFG according to the
19456 new basic block order. Move targetm.cannot_modify_jumps_p check from
19458 (gate_handle_reorder_blocks): ...to here.
19459 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
19461 (gate_duplicate_computed_gotos): ...to here.
19462 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
19463 something always changes when going into and out of cfglayout mode.
19464 Perform an expensive cfg cleanup while going into cfglayout mode.
19465 Always update liveness information on HAVE_conditional_execution
19466 targets. Reserialize the basic blocks and go out of cfglayout mode.
19467 * reg-stack.c: Include cfglayout.h.
19468 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
19469 the call to reorder_basic_blocks.
19470 * basic-block.h (reorder_basic_blocks): Update prototype.
19471 (relink_block_chain): New prototype.
19472 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
19474 2007-03-23 Joseph Myers <joseph@codesourcery.com>
19476 * config/mips/mips.md (type, hazard, *movdi_32bit,
19477 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
19478 *movhi_internal, *movqi_internal, *movsf_hardfloat,
19479 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
19480 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
19481 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
19483 (movcc): Change first xfer to multi.
19484 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
19485 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
19486 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
19487 config/mips/generic.md: Change reservations using "xfer" to use
19489 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
19490 using match_operand.
19491 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
19492 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
19494 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
19496 2007-03-22 Richard Henderson <rth@redhat.com>
19498 * config/i386/i386.c: Remove unnecessary function declarations.
19499 Move targetm definition, and all related macros, to the end of
19500 the file. Resort some functions to put definitions before uses.
19501 (ix86_attribute_table): Make static. Move to end of file.
19502 (ix86_gimplify_va_arg): Make static.
19504 2007-03-22 Richard Henderson <rth@redhat.com>
19506 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
19507 don't increase local_regparm with force_align_arg_pointer check.
19508 (ix86_function_sseregparm): Assert 32-bit.
19509 (type_has_variadic_args_p): New.
19510 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
19511 type_has_variadic_args_p.
19512 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
19513 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
19514 use memset instead. Do maybe_vaarg check first; skip attribute
19515 tests if true; skip attribute tests for 64-bit.
19516 (construct_container): Remove TARGET_DEBUG_ARG.
19517 (function_arg_advance_32, function_arg_advance_64): Split out ...
19518 (function_arg_advance): ... from here.
19519 (function_arg_32, function_arg_64): Split out ...
19520 (function_arg): ... from here.
19521 (ix86_pass_by_reference): Tidy.
19522 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
19523 (function_value_32): New, from parts of ix86_function_value
19524 and ix86_value_regno.
19525 (function_value_64): New, from parts of ix86_function_value
19526 and ix86_libcall_value.
19527 (ix86_function_value_1): New.
19528 (ix86_function_value, ix86_libcall_value): Use it.
19529 (return_in_memory_32, return_in_memory_64): Split out ...
19530 (ix86_return_in_memory): ... from here.
19531 (ix86_struct_value_rtx): Skip for 64-bit.
19532 (ix86_libcall_value, ix86_value_regno): Remove.
19533 (setup_incoming_varargs_64): Split out ...
19534 (ix86_setup_incoming_varargs): ... from here.
19535 (ix86_va_start): Remove TARGET_DEBUG_ARG.
19536 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
19537 * config/i386/i386-protos.h (ix86_function_value): Remove.
19538 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
19540 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19543 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
19544 infinities not supported, otherwise emit warning if -Woverflow. On
19545 underflow, emit warning if -Woverflow.
19546 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
19548 * real.h (real_from_string): Update declaration
19550 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
19551 Richard Henderson <rth@redhat.com>
19553 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
19554 * calls.c (compute_argument_block_size, expand_call,
19555 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
19556 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
19557 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
19558 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
19559 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
19560 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
19561 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
19562 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
19565 2007-03-22 Joseph Myers <joseph@codesourcery.com>
19567 * c-incpath.c (add_sysroot_to_chain): New.
19568 (merge_include_chains): Add sysroot argument. Call
19569 add_sysroot_to_chain if sysrooted.
19570 (register_include_chains): Update call to merge_include_chains.
19571 * doc/cppopts.texi: Document use of '=' in include directory
19574 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
19576 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
19577 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
19578 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
19579 insn pattern using X87MODEF12 mode macro.
19581 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
19583 * regmove.c (regmove_optimize): Use reg_mentioned_p
19584 instead of reg_overlap_mentioned_p for DST.
19586 2007-03-21 Mike Stump <mrs@apple.com>
19588 * c.opt: Fixup for Objective-C/C++.
19590 2007-03-21 Steve Ellcey <sje@cup.hp.com>
19592 * explow.c (convert_memory_address): Fold memory reference when
19593 POINTERS_EXTEND_UNSIGNED < 0
19595 2007-03-21 Richard Henderson <rth@redhat.com>
19598 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
19599 * config/i386/mmintrin.h (__m64): Likewise.
19600 * config/i386/xmmintrin.h (__m128): Likewise.
19602 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19604 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
19605 (VXWORKS_OS_CPP_BUILTINS): Define.
19606 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
19607 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
19609 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19611 * rtl.h (constant_pool_reference_p): Delete.
19612 (find_constant_src): Declare.
19613 * rtlanal.c (find_constant_src): New function.
19614 * simplify-rtx.c (constant_pool_reference_p): Delete.
19615 * config/i386/i386.md: Use find_constant_src instead of
19616 constant_pool_reference_p/avoid_constant_pool_reference pairs.
19618 2007-03-21 Richard Sandiford <richard@codesourcery.com>
19620 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
19621 * c-cppbuiltin.c (c_cpp_builtins): Define them.
19623 2007-03-20 Mark Mitchell <mark@codesourcery.com>
19625 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
19626 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
19627 (arm_elf_asm_constructor): Use it.
19628 (arm_elf_asm_destructor): New function.
19630 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
19632 * jump.c (mark_jump_label): Treat SEQUENCE specially.
19634 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
19636 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
19638 2007-03-19 Andrew Haley <aph@redhat.com>
19640 PR tree-optimization/31264
19641 * tree-vrp.c (register_edge_assert_for_1): Don't look though
19642 VIEW_CONVERT_EXPRs.
19644 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
19646 PR rtl-optimization/30907
19647 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
19648 (fwprop_init): Always call loop_optimizer_initialize.
19649 (fwprop_done): Always call loop_optimizer_finalize.
19650 (fwprop): We always have loop info now.
19651 (gate_fwprop_addr): Remove.
19652 (pass_fwprop_addr): Use gate_fwprop as gate.
19654 PR rtl-optimization/30841
19655 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
19656 df_chain_alloc): Call df_reorganize_refs unconditionally.
19657 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
19658 refs_organized to refs_organized_size.
19659 (df_ref_create_structure): Use refs_organized_size instead of
19660 bitmap_size if refs had been organized, and keep refs_organized_size
19662 * df.h (struct df_ref_info): Change refs_organized to
19663 refs_organized_size.
19664 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
19667 2007-03-19 Mark Mitchell <mark@codesourcery.com>
19669 * except.c (output_function_exception_table): Do not reference the
19670 EH personality routine for functions that do not require an
19673 2007-03-20 Jakub Jelinek <jakub@redhat.com>
19676 * c-typeck.c (convert_for_assignment): Call comptypes for
19677 RECORD_TYPE or UNION_TYPE.
19679 PR inline-asm/30505
19680 * reload1.c (reload): Do invalid ASM checking after
19681 cleanup_subreg_operands.
19683 2007-03-19 Jeff Law <law@redhat.com>
19685 * tree-cfg.c (find_taken_edge): Tighten conditions for
19686 optimizing computed gotos.
19688 2007-03-19 Michael Matz <matz@suse.de>
19690 * builtins.c (expand_builtin_sync_operation,
19691 expand_builtin_compare_and_swap,
19692 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
19695 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
19696 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
19699 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19701 * doc/tm.texi: Add brackets around the return type of
19702 TARGET_SECONDARY_RELOAD.
19704 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
19705 Richard Guenther <rguenther@suse.de>
19707 PR tree-optimization/31254
19708 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
19709 Use handled_component_p () where appropriate. Continue
19710 propagating into the rhs if we propagated into an INDIRECT_REF
19713 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19715 * config/s390/s390.md (op_type attribute): RRR instruction type added.
19716 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
19717 (xde, xdee): Mode attributes adjusted to support DFP modes.
19718 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
19719 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
19720 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
19721 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
19722 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
19723 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
19724 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
19726 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
19727 "movsf"): Insn definitions removed.
19728 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
19729 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
19730 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
19732 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
19733 "reload_in<mode>", "reload_out<mode>"): Expander added.
19734 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
19737 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19739 * config/s390/s390.md: Only non-functional changes. Renamed
19740 FPR mode macro to BFP all over the file.
19742 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19744 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
19745 (op_type attribute): RRF instruction type added.
19746 (fT0): New mode attribute.
19747 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
19748 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
19749 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
19750 instruction no secondary memory is needed when moving DFmode values
19751 between GPRs and FPRs.
19753 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19755 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
19756 inverted and documentation adjusted.
19757 ("mhard-dfp", "msoft-dfp"): New options.
19758 * config/s390/s390.c (s390_handle_arch_option): New architecture
19760 (override_options): Sanity checks for the new options added.
19761 * config.gcc: New architecture switch: z9-ec.
19762 * config/s390/s390.h (processor_flags): PF_DFP added.
19763 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
19764 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
19765 when the bit is NOT set so remove it from the defaults.
19767 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
19769 * genemit.c (main): Print include statement for dfp.h.
19770 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
19773 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
19775 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
19777 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
19780 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
19781 instead of PATTERN.
19783 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19785 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
19786 attr_length_call, output_call, output_indirect_call): Cleanup
19787 formatting of targetm calls.
19789 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
19791 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
19793 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19795 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
19796 reservation, bypass and anti-bypass descriptions for these
19797 instructions. Update move patterns.
19798 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
19801 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
19803 * tree-vect-transform.c (get_initial_def_for_induction): Replace
19804 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
19805 (get_initial_def_for_reduction): Likewise.
19807 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
19809 Fix PR tree-optimization/29922
19810 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
19811 (get_representative): Removed.
19812 (value_dies_in_block_x): Update for rvuse removal.
19813 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
19814 (compute_antic_aux): Handle when PHI nodes appear in
19815 non-single-successors.
19816 (dump_bitmap_of_names): Removed.
19817 (compute_antic_safe): Renamed and removed rvuse calculation.
19818 Calculate only antic safe.
19819 (insert_into_preds_of_block): Remove assert.
19820 (execute_pre): Update for renamed functions.
19821 (defer_or_phi_translate_block): New function.
19823 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
19825 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
19826 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
19828 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
19829 Follow spelling conventions.
19831 * tree-data-ref.h: Remove the prototype for analyze_array.
19833 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
19835 PR tree-optimization/31041
19836 * tree-vect-transform.c (get_initial_def_for_induction): Call
19837 force_gimple_operand.
19839 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
19841 * ipa-type-escape.c (look_for_casts) : Revert code to use
19842 handled_component_p due to ada test a-numaux.adb.
19844 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
19846 * final.c (final_scan_insn): Alter the condition of a
19847 conditional trap if we have nonstandard CC.
19849 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
19851 * configure.ac: Remove excess quoting from asm line 0 test.
19852 * configure: Rebuilt.
19854 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19856 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
19857 * c-common.c (convert_and_check): Move warning logic to...
19858 (warnings_for_convert_and_check): ...here. Define.
19859 * c-common.h (warnings_for_convert_and_check): Declare.
19861 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19863 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
19864 (output_call): Likewise.
19866 2007-03-16 Richard Sandiford <richard@codesourcery.com>
19868 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
19870 2007-03-16 Richard Sandiford <richard@codesourcery.com>
19872 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
19874 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
19876 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
19877 opteron, athlon-64 and athlon-fx processor_alias_table entries.
19879 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
19881 PR tree-optimization/31183
19882 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
19883 Use double_int instead of unsigned int for representing access_strides.
19884 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
19886 2007-03-16 Richard Guenther <rguenther@suse.de>
19888 PR tree-optimization/31146
19889 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
19890 to allow recursion of forward_propagate_addr_expr.
19891 (forward_propagate_addr_into_variable_array_index): Likewise.
19892 (forward_propagate_addr_expr): Likewise.
19893 (tree_ssa_forward_propagate_single_use_vars): Likewise.
19894 (forward_propagate_addr_expr_1): Recurse on simple copies
19895 instead of propagating into them. Do so for useless conversions
19897 (forward_propagate_addr_expr): Clean up unused statements after
19900 2007-03-16 Richard Guenther <rguenther@suse.de>
19902 * builtins.c (expand_builtin_cexpi): Use the right argument
19903 for the expansion via cexp.
19905 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
19907 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
19908 * configure: Rebuilt.
19910 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
19913 * dwarf2out.c (force_type_die): Adjust comment.
19914 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
19916 2007-03-15 DJ Delorie <dj@redhat.com>
19918 * config/frv/predicates.md (minmax_operator): Don't check operands
19921 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
19923 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
19924 Update constant estimates of number of iterations.
19925 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
19926 argument renamed to "realistic".
19927 (compute_estimated_nb_iterations): Removed.
19928 (record_niter_bound): New function.
19929 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
19930 call record_nonwrapping_iv with upper = false.
19931 (infer_loop_bounds_from_signedness): Pass upper argument to
19932 record_nonwrapping_iv.
19933 (estimate_numbers_of_iterations_loop): Do not call
19934 compute_estimated_nb_iterations. Record estimate based on profile
19935 information. Initialize the constant estimates of number of
19937 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
19939 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
19940 number of iterations is too small.
19941 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
19942 (EST_NOT_AVAILABLE): Removed.
19943 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
19944 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
19947 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
19949 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
19950 Handle NE_EXPR guards.
19952 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19955 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
19956 Set also -pedantic-errors by default for the preprocessor unless
19957 -fpermissive is given.
19959 2007-03-15 Richard Guenther <rguenther@suse.de>
19961 PR middle-end/29719
19962 PR middle-end/31161
19963 * builtins.c (expand_builtin_cexpi): As a fallback if we
19964 don't have builtins for sincos or cexp create a function
19965 declaration for cexp and expand to a call to that.
19966 (expand_builtin_int_roundingfn): Always fall
19967 back to floor/ceil and its variants even if they may be
19970 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
19972 PR middle-end/31159
19973 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
19974 jump tables, move the call to delete_dead_jumptables from here...
19975 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
19976 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
19977 don't allow merging of blocks that try_redirect_by_replacing_jump
19978 also does not handle when not optimizing.
19980 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
19981 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19983 * config/i386/i386.md (x86_sahf_1): Correctly handle
19986 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
19989 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
19990 x86_64_general_operand as operand[2] predicate. Remove "iF"
19991 from operand constraints and use "e" constraint instead.
19992 (*subti3_1, *subti3_1 splitter): Ditto.
19993 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
19994 operand[1] predicate.
19996 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
19998 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
19999 arrays, multiply the access strides by the size of the sub-array.
20000 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
20002 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20004 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
20005 the configured assembler supports the sahf mnemonic.
20006 * configure: Regenerate.
20007 * config.in: Regenerate.
20009 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
20010 emit "sahf" or ".byte\t0x9e" as asm template.
20012 2007-03-14 Michael Meissner <michael.meissner@amd.com>
20015 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
20016 option to replace hard coded TARGET_xxx in md file.
20017 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
20018 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20019 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
20020 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
20021 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
20022 (X86_TUNE_NOT_VECTORMODE): Ditto.
20023 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
20024 (TUNE_AVOID_VECTOR_DECODE): Ditto.
20025 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
20026 (TUNE_SLOW_IMUL_IMM8): Ditto.
20027 (TUNE_MOVE_M1_VIA_OR): Ditto.
20028 (TUNE_NOT_UNPAIRABLE): Ditto.
20029 (TUNE_NOT_VECTORMODE): Ditto.
20031 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
20034 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
20035 tuning options instead of hard coded TARGET_xxx.
20036 (fix ssemode peephole2's): Ditto.
20037 (imul peephole2's): Ditto.
20039 (movdi_or_rex64): Ditto.
20040 (move peephole2): Ditto.
20041 (not peephole2's): Ditto.
20043 2007-03-14 Dirk Mueller <dmueller@suse.de>
20045 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
20046 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
20047 * c-parser.c (c_parser_if_body): Always add an empty statement in case
20049 * c-parser.c (c_parser_do_statement): Warn about empty body in
20050 do/while statement.
20051 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
20052 * doc/invoke.texi (-Wempty-body): Update documentation.
20054 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20057 * c-common.h (warn_for_div_by_zero): Declare.
20058 * c-common.c (warn_for_div_by_zero): Define.
20059 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
20062 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20064 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
20065 to PREFIX and STANDARD_PREFIX.
20067 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20068 Phil Edwards <phil@codesourcery.com>
20070 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
20071 (__gthread_once_t): Remove busy field for RTPs.
20072 (__GTHREAD_ONCE_INIT): Update accordingly.
20074 2007-03-14 Richard Sandiford <richard@codesourcery.com>
20076 * doc/invoke.texi: Document VxWorks options.
20078 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
20080 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
20082 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
20084 PR tree-optimization/30590
20085 * tree-nrv.c (tree_nrv): Check for the partial update of the
20088 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20090 * flags.h (flag_random_seed): Remove declaration, in favor of...
20091 * toplev.h (get_random_seed, set_random_seed): ... these.
20092 * tree.c (get_file_function_name): Use the former.
20093 * opts.c (common_handle_option): Use the latter.
20096 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
20098 PR middle-end/31127
20099 * cse.c (cse_find_path): Do not bail out if a basic block that
20100 we already visited now becomes part of a path that starts at a
20101 different basic block. Just disallow this, to make sure we
20102 visit each basic block at most once.
20104 2007-03-13 Jan Hubicka <jh@suse.cz>
20106 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
20107 attributes, when profile esitmate is present, calls with very low
20108 frequency are cold.
20110 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
20112 PR tree-optimization/30730
20113 PR tree-optimization/26900
20114 * tree-ssa-loop-niter.c: Include gmp.h.
20115 (bounds): New type.
20116 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
20117 split_to_var_and_offset, determine_value_range,
20118 bound_difference_of_offsetted_base, refine_bounds_using_guard,
20119 bound_difference, bounds_add, bounds_negate,
20120 number_of_iterations_ne_max, dump_affine_iv): New functions.
20121 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
20122 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
20123 difference of initial and final value of control iv to validate
20125 (number_of_iterations_cond): Add loop parameter. Determine bounds
20126 on the difference of the extremes of the control iv. Add dumps.
20127 (expand_simple_operations): Handle phi nodes.
20128 (simplify_using_initial_conditions): Do not record used conditions.
20129 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
20130 Do not set additional_info.
20131 (implies_nonnegative_p, implies_ge_p): Removed.
20132 (derive_constant_upper_bound): Do not use parameter `additional'.
20133 (record_estimate): Parameter `additional' removed. Parameter
20134 `i_bound' added. Do not call derive_constant_upper_bound.
20135 (record_nonwrapping_iv): Use derive_constant_upper_bound to
20136 bound the number of iterations estimate.
20137 (estimate_numbers_of_iterations_loop): Pass the estimate from
20138 the number of iterations analysis to record_estimate.
20139 * tree.h (multiple_of_p): Declare.
20140 * tree-scalar-evolution.c (expression_expensive_p): Removed.
20141 (scev_const_prop): Do not check expression_expensive_p.
20142 * fold-const.c (multiple_of_p): Exported.
20143 * double-int.c (double_int_mask): Exported.
20144 * double-int.h (double_int_mask): Declare.
20145 * tree-flow.h (struct tree_niter_desc): Removed additional_info
20146 field. Added max field.
20148 2007-03-13 David Taylor <taylor@candd.org>
20151 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
20154 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20157 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
20158 two unamed patterns.
20160 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
20162 * config/i386/i386.opt (mcx16, msahf): New options.
20163 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
20164 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
20166 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
20167 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
20168 Output -mcx16 and -msahf options when corresponding bit is set.
20170 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
20171 and -msahf options.
20173 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
20175 * configure.ac: Test for assembler tolerance to # 0 "".
20176 * configure, config.in: Rebuilt.
20177 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
20179 2007-03-13 Geoffrey Keating <geoffk@apple.com>
20181 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
20183 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
20184 (handle_syscall): Handle direct system calls.
20185 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
20187 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20189 * doc/invoke.texi: Fix cpp.info cross-reference.
20190 * doc/passes.texi: Fix gcc.info cross-reference.
20192 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
20194 PR tree-optimization/30835
20195 * lambda-code.c (can_convert_to_perfect_nest): Check whether
20196 bb_for_stmt is not NULL before accessing it.
20198 2007-03-12 Joseph Myers <joseph@codesourcery.com>
20200 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
20203 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
20206 * doc/install.texi: Document --enable-stage1-languages
20208 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
20210 * tree-pass.h (pass_into_cfg_layout_mode,
20211 pass_outof_cfg_layout_mode): Declare.
20212 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
20213 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
20214 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
20215 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
20217 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
20219 * c-decl.c (warn_variable_length_array): New function.
20220 Refactored from grokdeclarator to handle warn_vla
20221 and handle unnamed array case.
20222 (grokdeclarator): Refactored VLA warning case.
20223 * c.opt (Wvla): New flag.
20224 * doc/invoke.texi (Wvla): New warning.
20226 2007-03-12 Richard Henderson <rth@redhat.com>
20228 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
20229 (TARGET_SECTION_TYPE_FLAGS): New.
20231 2007-03-12 Richard Henderson <rth@redhat.com>
20233 * config/darwin.c (machopic_reloc_rw_mask): New.
20234 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
20235 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
20237 2007-03-12 Mark Mitchell <mark@codesourcery.com>
20239 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
20240 * cppdefault.h (cpp_PREFIX): Document.
20241 (cpp_PREFIX_len): Likewise.
20242 (cpp_EXEC_PREFIX): New variable.
20243 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
20244 * c-incpath.c (add_standard_paths): Correct logic for relocating
20245 paths within prefix.
20247 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
20249 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
20250 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
20252 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
20253 fix_truncdfdi_sse using SSEMODEF mode macro.
20254 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
20255 fix_truncdfsi_sse using SSEMODEF mode macro.
20256 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
20257 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
20259 2007-03-12 Richard Sandiford <richard@codesourcery.com>
20261 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
20262 elfos.h to tm_file.
20264 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
20266 * tree.h : Add multiple_of_p declaration.
20267 * fold-const.c (multiple_of_p): Make multiple_of_p public.
20268 * ipa-type-escape.c (results_of_malloc): Redundant.
20269 (visited_stmts): New. Visited stmt for walk_use_def_chains.
20270 (cast_type): Extended with new members.
20271 (check_cast): Returns cast_type.
20272 (cast): New structure for data of walk_use_def_chains.
20273 (is_malloc_result, is_cast_from_non_pointer_1,
20274 is_cast_from_non_pointer,
20275 is_array_access_through_pointer_and_index): New functions.
20276 (look_for_casts): Returns cast types.
20277 (check_call): Returns void.
20278 (okay_pointer_operation): Use support of pointer plus index,
20279 pointer plus constant and allow all multiplications.
20281 2007-03-11 Richard Guenther <rguenther@suse.de>
20283 PR tree-optimization/31115
20284 * tree-vrp.c (extract_range_from_binary_expr): Make sure
20285 the shift count is positive and non-anti-range for RSHIFT_EXPR.
20286 A shift count of zero is not special as with *_DIV_EXPR.
20287 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
20290 2007-03-11 Ian Lance Taylor <iant@google.com>
20292 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
20293 the *_DIV_EXPR codes correctly with overflow infinities.
20295 2007-03-11 Ira Rosen <irar@il.ibm.com>
20297 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
20298 indicate success/failure of the analysis. Add negation to subtrahend
20299 in case of subtraction. Fail if both operands contain constants.
20300 (create_data_ref): Fail if analyze_offset fails.
20302 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
20304 * config/i386/i386.md (frndintxf2): Rename to ...
20305 (rintxf2): ... this. Remove expander having same name.
20306 (rintsf2, rintdf2): Implement using SSEMODEF macro.
20307 (roundsf2, rounddf2): Ditto.
20308 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
20309 (lround<mode>di2, lround<mode>si2): Ditto.
20311 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
20313 * lower-subreg.c: Include except.h.
20314 (decompose_multiword_subregs): Verify that the only control flow
20315 insns we can split are loads to multi-words pseudos.
20316 Handle breaking such blocks after splitting, instead of calling
20317 find_many_sub_basic_blocks.
20319 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
20320 on the new basic block. Add a lengthy comment explaining why we
20321 thought this was necessary.
20322 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
20324 2007-03-10 Mark Mitchell <mark@codesourcery.com>
20327 * tree.c (walk_type_fields): Recurse into the element type of
20328 ARRAY_TYPEs if there is a pointer set.
20330 2007-03-10 Dirk Mueller <dmueller@suse.de>
20332 * c-common.c (warn_logical_operator): Fix condition.
20334 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
20336 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
20338 * config/darwin.c (machopic_select_section): Remove superfluous
20339 argument in call to categorize_decl_for_section. Remove unused
20342 2007-03-10 Joseph Myers <joseph@codesourcery.com>
20344 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
20346 * configure: Regenerate.
20348 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
20351 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
20352 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
20353 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
20354 Add LABEL_NUSES to emitted label.
20355 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
20356 branch probability value to emitted jump insn.
20357 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
20358 Do not check life information and do not re-arrange input operands
20359 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
20361 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20363 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
20364 the change of decode_asm_operands.
20366 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
20368 * mode-switching.c (create_pre_exit): Skip blockage insn.
20370 2007-03-09 Diego Novillo <dnovillo@redhat.com>
20372 * tree-pass.h (TODO_update_smt_usage): Remove.
20374 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
20378 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20380 * pa.c (attr_length_call): Revise condition for long
20381 pc-relative branch.
20382 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
20383 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
20384 sequence on SOM target.
20386 2007-03-09 Geoffrey Keating <geoffk@apple.com>
20388 * gcc.c: Document %{, in big comment at top.
20389 (input_suffix_matches): Remove special handling for .s and
20391 (input_spec_matches): New.
20392 (handle_braces): Handle %{,.
20393 (validate_switches): ',' indicates a value which is not a switch.
20394 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
20395 to detect assembler input.
20396 * config/i386/sol2.h (CPP_SPEC): Likewise.
20397 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
20398 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
20399 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
20400 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
20401 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
20402 -m64 causes deployment target to default to 10.5.
20403 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
20405 2007-03-09 Richard Henderson <rth@redhat.com>
20408 * target.h (targetm.asm.out.reloc_rw_mask): New.
20409 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
20410 (TARGET_ASM_OUT): Use it.
20411 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
20412 * varasm.c (categorize_decl_for_section): Remove shlib argument;
20413 use the new reloc_rw_mask target hook instead.
20414 (default_section_type_flags_1): Merge into...
20415 (default_section_type_flags): ... here.
20416 (decl_readonly_section_1): Merge into...
20417 (decl_readonly_section): ... here.
20418 (default_elf_select_section_1): Merge into...
20419 (default_elf_select_section): ... here.
20420 (default_unique_section_1): Merge into...
20421 (default_unique_section): ... here.
20422 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
20423 (default_select_rtx_section): Use it.
20424 (default_elf_select_rtx_section): Likewise.
20425 * output.h: Update to match.
20426 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
20427 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
20428 (TARGET_ASM_RELOC_RW_MASK): New.
20429 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
20430 to categorize_decl_for_section.
20431 (x86_64_elf_unique_section): Likewise.
20432 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
20433 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
20434 (TARGET_ASM_RELOC_RW_MASK): New.
20435 * config/ia64/ia64.c (ia64_rwreloc_select_section,
20436 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
20437 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
20438 (TARGET_RWRELOC): Remove.
20439 (ia64_section_type_flags): Adjust call to default_section_type_flags.
20440 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20441 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
20442 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
20443 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
20444 (rs6000_xcoff_select_section): Use decl_readonly_section.
20445 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
20446 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
20447 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
20448 (TARGET_SECTION_TYPE_FLAGS): Remove.
20449 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
20451 2007-03-09 Roger Sayle <roger@eyesopen.com>
20453 * fold-const.c (fold_comparison): Remove compile-time evaluation of
20454 complex constant equality/inequality comparisons for here.
20455 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
20456 known at compile-time or can be simplified to a scalar comparison.
20457 (fold_relational_const): Move compile-time evaluation of complex
20458 constant equality/inequality comparisons to here.
20460 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20462 PR rtl-optimization/30643
20463 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
20465 (fold_rtx): Recurse, like before 2006-11-03.
20467 2007-03-09 DJ Delorie <dj@redhat.com>
20469 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
20472 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
20474 PR tree-optimization/30375
20475 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
20476 LHS of statements is not the same.
20477 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
20479 2007-03-09 Chao-ying Fu <fu@mips.com>
20481 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
20483 * doc/invoke.texi (-mdspr2): Document new option.
20484 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
20485 New unspec for DSP REV 2.
20486 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
20487 these instructions are extended in DSP REV 2.
20488 (mips-dspr2.md): Include.
20489 * config/mips/mips.opt (mdspr2): New option.
20490 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
20491 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
20492 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
20493 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
20494 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
20495 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
20496 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
20498 (bdesc_map): Add one field of unsupported_target_flags.
20499 (bdesc_arrays): Update entries to have extra fields. Add
20501 (mips_init_builtins): Initialize new function types.
20502 Check unsupported_target_fileds to filter out builtins.
20503 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
20505 (ASM_SPEC): Pass mdspr2 to the assembler.
20506 * config/mips/mips-dspr2.md: New file.
20508 2007-03-09 Sa Liu <saliu@de.ibm.com>
20510 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
20512 2007-03-09 Ian Lance Taylor <iant@google.com>
20514 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
20515 argument) like -Wstrict-overflow=2.
20516 * doc/invoke.texi (Warning Options): Update documentation.
20518 2007-03-09 Dirk Mueller <dmueller@suse.de>
20521 * doc/invoke.texi (-Wlogical-op): Document.
20522 * common.opt (-Wlogical-op): New.
20523 * c-common.h (warn_logical_operator): Declare.
20524 * c-common.c (warn_logical_operator): Define.
20525 * c-typeck.c (parser_build_binary_op): Call
20526 warn_logical_operator.
20528 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20530 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
20531 * final.c (final_scan_insn): Test for non-"" file name.
20533 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
20535 * doc/loop.texi: Document the Omega linear constraints solver.
20536 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
20537 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
20538 omega-hash-table-size, omega-max-keys, and
20539 omega-eliminate-redundant-constraints.
20540 * tree-pass.h (pass_check_data_deps): Declared.
20543 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
20544 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
20545 pass_check_data_deps): New.
20546 * tree-data-ref.c (init_data_ref): Remove declaration.
20547 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
20548 (analyze_array): Renamed init_array_ref, move up initializations.
20549 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
20550 Removed arguments that are set to NULL.
20551 (analyze_indirect_ref): Correct indentation, correct call to
20553 (object_analysis): Call init_array_ref instead of analyze_array.
20554 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
20555 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
20556 of DR_ACCESS_FNS_ADDR.
20557 (init_omega_eq_with_af, omega_extract_distance_vectors,
20558 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
20559 ddr_consistent_p): New.
20560 (compute_affine_dependence): Check consistency of ddrs when
20561 flag_check_data_deps is passed.
20562 (analyze_all_data_dependences): Uncomment.
20563 (tree_check_data_deps): New.
20564 * tree-data-ref.h: Include omega.h.
20565 (DR_ACCESS_FNS_ADDR): Removed.
20566 (data_dependence_relation): Add inner_loop.
20567 (DDR_INNER_LOOP): New.
20568 * common.opt (fcheck-data-deps): New.
20569 * tree-flow.h (tree_check_data_deps): Declare.
20570 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
20571 (OBJS-common): Depend on omega.o.
20573 * passes.c (pass_check_data_deps): Scheduled.
20574 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
20575 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
20576 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
20577 PARAM_VECT_MAX_VERSION_CHECKS,
20578 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
20580 2007-03-09 Richard Guenther <rguenther@suse.de>
20582 PR tree-optimization/30904
20583 PR middle-end/31058
20584 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
20585 the same way as *_DIV_EXPR.
20587 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20589 * recog.c (decode_asm_operands): No mixed declarations and code.
20591 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
20593 * rtl.def (ASM_INPUT): Add location.
20594 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
20595 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
20596 (decode_asm_operands): Add loc operand.
20597 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
20598 * stmt.c (expand_asm): Rename to...
20599 (expand_asm_loc): ... this. Add locus argument. Pass it on to
20600 gen_rtx_ASM_INPUT_loc.
20601 (expand_asm_expr): Adjust.
20602 * recog.c (decode_asm_operands): Add loc operand.
20603 (check_asm_operands, extract_insn): Adjust.
20604 * reload1.c (maybe_fix_stack_asms): Likewise.
20605 * final.c (asm_insn_count): Likewise.
20606 (final_scan_insn): Output # line before and after asm.
20608 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
20610 * tree-ssa-structalias.c (variable_info): Remove
20612 (new_var_info): Ditto.
20613 (shared_bitmap_info_t): New structure.
20614 (shared_bitmap_table): New variable.
20615 (shared_bitmap_hash): New function.
20616 (shared_bitmap_eq): Ditto
20617 (shared_bitmap_lookup): Ditto.
20618 (shared_bitmap_add): Ditto.
20619 (merge_smts_into): Change to take bitmap directly.
20620 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
20621 (init_alias_vars): Init shared bitmap hashtable.
20622 (delete_points_to_sets): Delete shared bitmap hashtable.
20623 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
20624 is_aliased removal as a change that was still necessary was
20627 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
20629 * config/i386/i386.h (override_options): Conditionally disable
20630 x86_sahf for 64bit targets only.
20632 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
20635 * c-decl.c (merge_decls): Don't call make_var_volatile.
20636 * varasm.c (make_var_volatile): Remove.
20637 * output.h (make_var_volatile): Remove.
20639 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
20641 PR tree-optimization/31085
20642 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
20644 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20646 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
20647 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
20648 ATTR_CONST_NOTHROW_LIST.
20650 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
20653 2007-03-08 Diego Novillo <dnovillo@redhat.com>
20655 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
20657 2007-03-08 Geoffrey Keating <geoffk@apple.com>
20660 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
20662 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
20663 passed, use shared libgcc.
20665 2007-03-08 Roger Sayle <roger@eyesopen.com>
20667 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
20668 instead of calling build2 with a GIMPLE_MODIFY_STMT.
20669 (honor_protect_cleanup_actions, lower_try_finally_switch):
20671 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
20672 ifc_temp_var): Likewise.
20673 * tree-inline.c (setup_one_parameter): Likewise.
20674 * tree-mudflap.c (mf_decl_cache_locals,
20675 mf_build_check_statement_for): Likewise.
20676 * tree-nested.c (init_tmp_var, save_tmp_var,
20677 finalize_nesting_tree_1): Likewise.
20678 * tree-outof-ssa.c (insert_copy_on_edge,
20679 insert_backedge_copies): Likewise.
20680 * tree-profile.c (tree_gen_edge_profiler,
20681 tree_gen_ic_profiler): Likewise.
20682 * tree-scalar-evolution.c (scev_const_prop): Likewise.
20683 * tree-sra.c (sra_build_assignment): Likewise.
20684 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
20685 * tree-ssa-math-opts.c (insert_reciprocals,
20686 execute_cse_sincos_1): Likewise.
20687 * tree-tailcall.c (adjust_accumulator_values,
20688 adjust_return_value): Likewise.
20689 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
20690 * tree-vect-transform.c (vect_create_data_ref_ptr,
20691 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
20692 vect_create_epilog_for_reduction, vectorizable_reduction,
20693 vectorizable_call, vectorizable_conversion,
20694 vectorizable_assignment, vectorizable_operation,
20695 vectorizable_type_demotion, vect_gen_widened_results_half,
20696 vect_permute_store_chain, vectorizable_store,
20697 vect_setup_realignment, vect_permute_load_chain,
20698 vectorizable_load, vectorizable_condition,
20699 vect_create_cond_for_align_checks): Likewise.
20700 * tree-vrp.c (build_assert_expr_for): Likewise.
20702 2007-03-08 Ian Lance Taylor <iant@google.com>
20704 * tree-vrp.c: Include "intl.h".
20705 (usable_range_p): New static function.
20706 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
20707 overflowed values, juts set *strict_overflow_p.
20708 (compare_values): Only return -2 if one of the operands is not a
20710 (compare_ranges): Call usable_range_p.
20711 (compare_range_with_value): Likewise.
20712 (vrp_evaluate_conditional_warnv): Rename from
20713 vrp_evaluate_conditional. Make static. Change all callers.
20714 (vrp_evaluate_conditional): New function.
20715 (simplify_div_or_mod_using_ranges): Issue warning about reliance
20716 on signed overflow.
20717 (simplify_abs_using_ranges): Likewise.
20718 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
20719 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
20720 within_stmt parameter.
20721 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20722 vrp_evaluate_conditional.
20723 * tree-ssa-threadedge.c
20724 (record_temporary_equivalences_from_stmts_at_dest): Change
20725 simplify parameter to take a second tree parameter.
20726 (simplify_control_stmt_condition): Likewise.
20727 (thread_across_edge): Likewise.
20728 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
20729 (thread_across_edge): Likewise.
20730 * Makefile.in (tree-vrp.o): Depend upon intl.h.
20732 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
20734 * config/i386/i386.h (TARGET_SAHF): New define.
20735 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
20736 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
20737 (x86_sahf): New global variable.
20738 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
20739 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
20740 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
20741 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
20743 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
20744 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
20745 when expanding fcomi/sahf based tests.
20746 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
20747 expanding sahf based alternative. Emit sahf based sequence when
20748 optimizing for code size.
20749 * config/i386/i386.md (x86_sahf_1): Do not disable for
20750 TARGET_64BIT, enable for TARGET_SAHF.
20752 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
20754 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
20755 spurious whitespace from error message.
20757 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
20760 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
20762 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
20764 * c-decl.c (grokdeclarator): Disable warnings for anonymous
20766 * tree-sra.c (instantiate_element): Propagate disabled warnings
20767 from the element itself to the created variable.
20769 2007-03-07 Richard Henderson <rth@redhat.com>
20772 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
20773 silently fix up the stack in the case of a missing register.
20775 2007-03-07 Paul Brook <paul@codesourcery.com>
20777 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
20779 2007-03-07 Joseph Myers <joseph@codesourcery.com>
20781 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
20783 (phase1_vrs): Use them.
20784 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
20785 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
20786 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
20787 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
20788 __gnu_Unwind_Restore_WMMXC if required.
20789 (_Unwind_VRS_Pop): Implement iWMMXt support.
20790 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
20791 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
20792 gnu_Unwind_Save_WMMXC): Define.
20794 2007-03-07 Richard Sandiford <richard@codesourcery.com>
20796 * config/vxworks.h (vxworks_override_options): Declare.
20797 (VXWORKS_OVERRIDE_OPTIONS): Use it.
20798 * config/vxworks.c: Include target.h and toplev.h.
20799 (vxworks_override_options): New function.
20800 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
20802 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
20804 * config/s390/s390.c (override_options): Don't emit an error when
20805 -mstack-size is used without providing -mstack-guard.
20806 (s390_emit_prologue): Choose stack_guard value automatically if not
20807 provided via command line.
20808 * doc/invoke.texi: Adjust description of -mstack-guard and
20811 2007-03-07 Richard Sandiford <richard@codesourcery.com>
20813 * config/i386/i386.c (output_set_got): Add a GOT initialization
20814 sequence for VxWorks PIC.
20815 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
20816 around labels as well as symbols. Use gotoff_operand instead
20817 of local_symbolic_operand.
20818 (legitimize_pic_address): Use gotoff_operand instead of
20819 local_symbolic_operand. Use @GOT accesses for labels as
20821 (ix86_output_addr_diff_elt): Use PC-relative rather than
20822 GP-relative offsets for VxWorks PIC.
20823 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
20824 no_new_pseudos. Check whether the returned register is op0.
20825 * config/i386/i386.md (tablejump): Use PC-relative rather than
20826 GP-relative offsets for VxWorks PIC.
20827 * config/i386/predicates.md (gotoff_operand): New predicate.
20829 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20831 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
20833 * config/vxworks-dummy.h: New file.
20834 * config/i386/i386.h: Include it.
20836 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
20838 * dwarf2out.c (is_inlined_entry_point): New
20839 (add_high_low_attributes): Emit DW_AT_entry_pc along with
20840 DW_AT_ranges if the first subblock is the entry point.
20842 2007-03-06 David Daney <ddaney@avtrex.com>
20844 * doc/install.texi (mips-*-*): Change recommended binutils
20847 2007-03-06 Anatoly Sokolov <aesok@post.ru>
20849 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
20850 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
20852 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20853 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
20855 2007-03-06 Jan Hubicka <jh@suse.cz>
20857 * errors.h (warning, error, fatal, internal_error): Mark as cold.
20858 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
20860 (probably_cold_bb_p): Cold functions are cold.
20861 (probably_never_executed_bb_p): Cold functions are cold.
20862 (tree_bb_level_predictions): Predict calls to cold functions as not
20864 (compute_function_frequency): Check hot/cold attributes.
20865 * function.h (function_frequency): Update comments.
20866 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
20867 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
20868 (c_common_att): Add cold and hot.
20870 * doc/extend.texi (hot,cold attributes): Document.
20872 2007-03-06 Andrew Haley <aph@redhat.com>
20874 * function.c (expand_function_end): Move blockage to just after we
20875 emit the label for the naked return from the function.
20877 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20879 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
20882 2007-03-06 Jan Hubicka <jh@suse.cz>
20884 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
20885 loaded for constant large models. Non-large 64bit PIC can do.
20886 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
20887 * cmodel.h: Add LARGE PIC.
20888 * i386.md (UNSPEC_PLTOFF): New.
20889 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
20891 (*call_1_rex64): Disable for large models.
20892 (*call_1_rex64_large): New.
20893 (*call_value_1_rex64): Disable for large models.
20894 (*call_value_1_rex64_large): New.
20895 (set_rip_rex4): New.
20896 (set_got_offset_rex64): New.
20897 * predicates.md (constant_call_address_operand): For large model
20898 constant calls are not possible.
20899 * i386-protos.h (construct_plt_address): Declare.
20900 * i386.c (override_options): Accept large models.
20901 (ix86_expand_prologue): Expand large PIC GOT pointer load.
20902 (legitimate_constant_p): Add new UNSPECs.
20903 (legitimate_pic_operand_p): Likewise.
20904 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
20905 (legitimize_pic_address): Do easy RIP relative way for TLS only for
20907 (output_pic_addr_const): Add PLTOFF.
20908 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
20909 (ix86_expand_move): Legitimize pic address when in PIC mode.
20910 (construct_plt_address): New function.
20911 (ix86_expand_call): Offload the address to register and use GOT
20912 pointer for large model.
20913 * invoke.texi (mcmodel=large): Update documentation.
20915 2007-03-06 Richard Henderson <rth@redhat.com>
20917 * config/i386/i386.c (x86_use_leave, x86_push_memory,
20918 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
20919 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
20920 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
20921 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
20922 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
20923 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
20924 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
20925 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
20926 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
20927 x86_partial_reg_dependency, x86_memory_mismatch_stall,
20928 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
20929 x86_sse_partial_reg_dependency, x86_sse_split_regs,
20930 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
20931 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
20932 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
20933 x86_schedule, x86_use_bt, x86_pad_returns,
20934 x86_use_xchgb): Merge into ...
20935 (ix86_tune_features): ... here. New array.
20936 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
20937 x86_bswap): Merge into ...
20938 (ix86_arch_features): ... here. New array.
20939 (x86_3dnow_a): Remove.
20940 (x86_accumulate_outgoing_args): Make static.
20941 (x86_arch_always_fancy_math_387): Make static.
20942 (ix86_tune_mask, ix86_arch_mask): Move ...
20943 (override_options): ... to local variables here. Apply the
20944 appropriate mask to each element of ix86_arch_features and
20945 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
20946 as were done in the old macros.
20947 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
20948 * config/i386/i386.h (x86_use_leave, x86_push_memory,
20949 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
20950 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
20951 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
20952 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
20953 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
20954 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
20955 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
20956 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
20957 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
20958 x86_partial_reg_dependency, x86_memory_mismatch_stall,
20959 x86_accumulate_outgoing_args, x86_prologue_using_move,
20960 x86_epilogue_using_move, x86_decompose_lea,
20961 x86_arch_always_fancy_math_387, x86_shift1,
20962 x86_sse_partial_reg_dependency, x86_sse_split_regs,
20963 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
20964 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
20965 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
20966 x86_use_incdec, x86_pad_returns, x86_bswap,
20967 x86_partial_flag_reg_stall): Remove.
20968 (enum ix86_tune_indices): New.
20969 (ix86_tune_features): New.
20970 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
20971 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
20972 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
20973 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
20974 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
20975 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
20976 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
20977 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
20978 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
20979 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
20980 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
20981 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
20982 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
20983 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
20984 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
20985 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
20986 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
20987 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
20988 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
20989 TARGET_EXT_80387_CONSTANTS): Use it.
20990 (enum ix86_arch_indices): New.
20991 (ix86_arch_features): New.
20992 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
20993 TARGET_BSWAP): Use it.
20994 (ix86_tune_mask, ix86_arch_mask): Remove.
20996 2007-03-06 Joseph Myers <joseph@codesourcery.com>
20999 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
21000 Define using $${sysroot_headers_suffix}.
21001 * configure: Regenerate.
21002 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
21003 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
21005 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
21006 * gcc.c (print_sysroot_headers_suffix): New.
21007 (option_map): Include --print-sysroot-headers-suffix.
21008 (display_help): Mention -print-sysroot-headers-suffix.
21009 (process_command): Handle -print-sysroot-headers-suffix.
21010 (do_spec_1): Append multilib directory to include-fixed path if
21011 sysroot suffixes in use.
21012 (main): Handle -print-sysroot-headers-suffix.
21013 * Makefile.in (start.encap): Don't depend on xlimits.h
21014 (xlimits.h): Remove.
21015 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
21016 limits.h for each multilib in fixinc_list.
21017 (fixinc_list, s-fixinc_list): New.
21018 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
21019 generate them for each multilib in fixinc_list.
21020 (stmp-fixproto): Use include-fixed. Run fixproto for each
21021 multilib in fixinc_list.
21022 (mostlyclean): Don't remove xlimits.h.
21023 (clean): Remove include-fixed.
21024 (real-install-headers-tar, real-install-headers-cpio,
21025 real-install-headers-cp): Don't copy include, only include-fixed.
21026 (install-mkheaders): Depend on fixinc_list. Don't depend on
21027 xlimits.h. Save limits.h files for each multilib in fixinc_list.
21028 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
21029 SYSTEM_HEADER_DIR setting in mkheaders.conf.
21031 2007-03-06 Jan Hubicka <jh@suse.cz>
21033 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
21036 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21038 * configure.ac: Allow tm_file to contain build-directory files.
21039 * configure: Regenerate.
21040 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
21041 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
21042 * config/m68k/print-sysroot-suffix.sh: New file.
21044 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21046 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
21047 of pic_offset_table_rtx if reload_completed.
21048 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
21049 PIC_OFFSET_TABLE_REGNUM.
21050 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
21052 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
21053 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
21055 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21057 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21058 functions that call eh_return.
21060 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21062 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
21063 functions that need a constant pool.
21065 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21068 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
21069 (m68k_preferred_reload_class): Likewise.
21070 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
21071 (SECONDARY_RELOAD_CLASS): Define.
21072 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
21073 (LIMIT_RELOAD_CLASS): Delete.
21074 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
21075 registers from storing bytes.
21076 (m68k_secondary_reload_class): New function.
21077 (m68k_preferred_reload_class): Likewise.
21079 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21081 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
21083 (m68k_expand_prologue): Likewise.
21085 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21087 * config/m68k/m68k-protos.h (output_sibcall): Declare.
21088 (mips_expand_epilogue): Add a bool parameter.
21089 (m68k_legitimize_sibcall_address): Declare.
21090 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
21091 (m68k_expand_epilogue): Add a parameter to select between sibling
21092 and normal epilogues. Only generate a return for the latter.
21093 (m68k_ok_for_sibcall_p): New function.
21094 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
21095 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
21096 (sibcall_value, *sibcall_value): Likewise.
21097 (*call, *call_value): Require !SIBLING_CALL_P.
21098 (epilogue): Update call to m68k_expand_epilogue.
21099 (sibcall_epilogue): New pattern.
21100 * config/m68k/predicates.md (const_call_operand): Say that this
21101 predicate applies to sibling calls too.
21102 (sibcall_operand): New predicate.
21104 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21106 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
21107 alternatives as movsi_cf.
21108 (movsf_cf_hard): Add commentary.
21110 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
21111 Richard Sandiford <richard@codesourcery.com>
21113 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
21114 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
21115 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
21116 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
21117 as being live on exit from an interrupt function.
21118 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
21119 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
21120 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
21121 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
21122 (m68k_interrupt_function_p): Globalize.
21123 (m68k_compute_frame_layout): Remove reverse mask code.
21124 (m68k_emit_movem, m68k_set_frame_related): New functions.
21125 (m68k_output_function_prologue): Delete in favor of...
21126 (m68k_expand_prologue): ...this new function.
21127 (m68k_output_function_epilogue): Delete in favor of...
21128 (m68k_expand_epilogue): ...this new function.
21129 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
21131 (print_operand): Handle %?.
21132 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
21133 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
21134 (prologue, epilogue): New patterns.
21135 (return): Turn into a define_expand.
21136 (*return): New pattern, derived from old "return" pattern. Use rte
21137 rather than rts for interrupt functions. Only use rtd if the pop
21139 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
21140 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
21141 (link, *link, unlink, *unlink, load_got): Likewise.
21143 2007-03-06 Richard Sandiford <richard@codesourcery.com>
21147 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
21148 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
21149 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
21150 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
21151 and m68k_matches_u_p.
21152 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
21153 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
21154 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
21155 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
21156 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
21157 (REG_STRICT_P): New macro.
21158 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
21159 PCREL_GENERAL_OPERAND_OK.
21160 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
21161 m68k_legitimate_base_reg_p.
21162 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
21163 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
21164 (PIC_CASE_VECTOR_ADDRESS): Update comment.
21165 * config/m68k/m68k.c (m68k_address): New structure.
21166 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
21167 (m68k_decompose_index, m68k_legitimate_constant_address_p)
21168 (m68k_jump_table_ref_p, m68k_decompose_address)
21169 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
21170 (m68k_matches_u_p): New functions.
21171 (print_operand_address): Rewrite to use m68k_decompose_index.
21173 2007-03-05 David Taylor <dtaylor@emc.com>
21175 * gcc.c: Correct copyright date in --version output.
21177 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21179 * pa.md: In unamed move patterns, disparge copies between general
21180 and floating point registers using '?' modifier. Don't include 'f'
21181 constraint for register preferences in DImode, SImode, HImode and
21182 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
21183 Remove constraints for copies between general and floating registers
21184 in soft-float DFmode pattern.
21185 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
21189 2007-03-05 Mike Stump <mrs@apple.com>
21191 * c-common.c (targetcm): Add.
21192 * c-opts.c (c_common_handle_option): Handle language specific
21194 * opts.c (handle_option): Verify language for target options, if
21196 * opth-gen.awk: Add CL_LANG_ALL.
21197 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
21198 (TARGETCM_INITIALIZER): Add.
21199 * target.h (struct gcc_targetcm): Add.
21201 * targhooks.c (default_handle_c_option): Add.
21202 * targhooks.h (default_handle_c_option): Add.
21203 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
21205 * config/darwin.opt (iframework): Add.
21206 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
21207 * config/darwin-c.c (handle_c_option): Add.
21208 (TARGET_HANDLE_C_OPTION): Add.
21210 * doc/invoke.texi (Darwin Options): Add -iframework.
21212 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21214 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
21217 2007-03-05 Ian Lance Taylor <iant@google.com>
21219 * c.opt (fgnu89-inline): New option.
21220 * c-opts.c (c_common_post_options): Set default value for
21222 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
21223 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
21225 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
21226 (grokdeclarator, start_function): Likewise.
21227 * c-cppbuiltin.c (c_cpp_builtins): Define either
21228 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
21229 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
21230 (C Dialect Options): Document -fgnu89-inline.
21231 * doc/extend.texi (Function Attributes): Explain what the
21232 gnu_inline attribute does.
21233 * doc/cpp.texi (Common Predefined Macros): Document
21234 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
21236 2007-03-05 Ian Lance Taylor <iant@google.com>
21238 PR tree-optimization/31034
21239 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
21240 half-range if the other side is an overflow infinity.
21242 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
21244 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
21245 (bfin*-linux-uclibc*): New configuration.
21246 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
21248 * config/bfin/linux.h: New file.
21249 * config/bfin/libgcc-bfin.ver: New file.
21250 * config/bfin/t-bfin-uclinux: New file.
21251 * config/bfin/t-bfin-linux: New file.
21252 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
21253 (TARGET_OS_CPP_BUILTINS): New macro.
21255 2007-03-05 Richard Guenther <rguenther@suse.de>
21257 * fold-const.c (fold_binary): Remove duplicate folding
21258 of comparison of non-null ADDR_EXPR against null.
21260 2007-03-05 Richard Guenther <rguenther@suse.de>
21261 Dorit Nuzman <dorit@il.ibm.com>
21263 PR tree-optimization/26420
21264 * tree-vectorizer.c (vectorize_loops): Bail out early if there
21265 are no loops in the function. Only print the number of
21266 vectorized loops if it is greater than zero or we are supposed
21267 to print information about unvectorized loops.
21269 2007-03-05 Revital Eres <eres@il.ibm.com>
21271 * gcc.dg/var-expand1.c: New test.
21272 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
21273 when an accumulator is expanded.
21275 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21278 * c-common.c (convert_and_check): Don't give warnings for
21279 conversion if 'expr' already overflowed.
21281 2007-03-04 Roger Sayle <roger@eyesopen.com>
21283 PR middle-end/30744
21284 * fold-const.c (fold_comparison): Enforce type consistency when
21285 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
21287 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
21289 * tree-ssa-address.c (create_mem_ref): Do not put an expression
21290 containing a cast to the base of TARGET_MEM_REF.
21292 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
21294 * tree.c (tree_contains_struct_check_failed): Remove spurious
21295 whitespace from error message.
21297 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
21300 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
21301 instead of precision.
21303 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
21304 Nathan Sidwell <nathan@codesourcery.com>
21306 * emit-rtl.c (find_auto_inc): New.
21307 (try_split): recreate REG_INC notes,
21308 Use regular for loops rather than whiles.
21310 2007-03-03 Andreas Schwab <schwab@suse.de>
21312 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
21313 * configure: Regenerate.
21315 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21317 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
21318 flag_rounding_math, not flag_unsafe_math_optimizations.
21320 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
21322 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
21323 alpha_fold_vector_minmax): Likewise.
21324 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
21325 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
21327 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21329 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
21330 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
21331 if the lhs has side-effects.
21332 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
21334 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21336 * config/i386/i386.h (TUNEMASK): Remove define.
21337 (ARCHMASK): Remove define.
21338 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
21339 Use ix86_arch_mask variable instead of ARCHMASK.
21340 * config/i386/i386.c (override_options): Ditto.
21341 (standard_80387_constant_p): Ditto.
21343 2007-03-02 Ian Lance Taylor <iant@google.com>
21345 Used signed infinities in VRP.
21346 * tree-vrp.c (uses_overflow_infinity): New static function.
21347 (supports_overflow_infinity): New static function.
21348 (make_overflow_infinity): New static function.
21349 (negative_overflow_infinity): New static function.
21350 (positive_overflow_infinity): New static function.
21351 (is_negative_overflow_infinity): New static function.
21352 (is_positive_overflow_infinity): New static function.
21353 (is_overflow_infinity): New static function.
21354 (overflow_infinity_range_p): New static function.
21355 (compare_values_warnv): New function split out of compare_values.
21356 (compare_value): Call it.
21357 (set_value_range_to_nonnegative): Add overflow_infinity
21358 parameter. Change caller.
21359 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
21361 (vrp_expr_computes_nonzero): Likewise.
21362 (compare_ranges, compare_range_with_value): Likewise.
21363 (compare_name_with_value, compare_names): Likewise.
21364 (vrp_evaluate_conditional): Likewise.
21365 (set_value_range): Handle infinity
21366 (vrp_operand_equal_p, operand_less_p): Likewise.
21367 (extract_range_from_assert): Likewise.
21368 (vrp_int_const_binop): Likewise.
21369 (extract_range_from_binary_expr): Likewise.
21370 (extract_range_from_unary_expr): Likewise.
21371 (extract_range_from_comparison): Likewise.
21372 (extract_range_from_expr): Likewise.
21373 (dump_value_range): Likewise.
21374 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
21375 (test_for_singularity): Likewise.
21376 (vrp_int_const_binop): Remove inline qualifier.
21377 (adjust_range_with_scev): Add comment.
21378 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
21380 2007-03-02 Diego Novillo <dnovillo@redhat.com>
21382 * tree-ssa-structalias.c (could_have_pointers): Tidy.
21383 (get_constraint_for): Likewise.
21384 (do_structure_copy): Likewise.
21385 (find_func_aliases): Fix references to MODIFY_EXPR.
21386 (intra_create_variable_infos): Tidy.
21387 * tree-ssa-operands.c (add_virtual_operand): Add argument
21389 When adding members of alias sets, if IS_CALL_SITE is true and
21390 the symbol is not call-clobbered, skip it.
21391 Adjust all callers.
21393 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
21395 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
21396 entry by means of emit_insn_at_entry.
21398 2007-03-02 Richard Henderson <rth@redhat.com>
21400 * expr.h (promoted_input_arg): Remove decl.
21401 * function.c (promoted_input_arg): Merge into ...
21402 * combine.c (setup_incoming_promotions): ... only caller.
21403 Rearrange to avoid double loop.
21405 2007-03-02 Ben Elliston <bje@au.ibm.com>
21406 Peter Bergner <bergner@vnet.ibm.com>
21407 Janis Johnson <janis187@us.ibm.com>
21409 * config/rs6000/dfp.md: New file.
21410 * config/rs6000/rs6000.md: Include dfp.md.
21411 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
21412 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
21413 and TDmode decimal float modes in FP registers.
21414 (num_insns_constant): Likewise.
21415 (rs6000_legitimate_offset_address_p): Likewise.
21416 (rs6000_legitimize_address): Likewise.
21417 (rs6000_legitimize_reload_address): Likewise.
21418 (rs6000_legitimate_address): Likewise.
21419 (rs6000_emit_move): Likewise.
21420 (function_arg_boundary): Likewise.
21421 (function_arg_advance): Likewise.
21422 (rs6000_darwin64_record_arg_recurse): Likewise.
21423 (function_arg): Likewise.
21424 (rs6000_gimplify_va_arg): Likewise.
21425 (rs6000_split_multireg_move): Likewise.
21426 (rs6000_output_function_epilogue): Likewise.
21427 (rs6000_output_function_epilogue): Likewise.
21428 (rs6000_register_move_cost): Likewise.
21429 (rs6000_function_value): Likewise.
21430 (rs6000_libcall_value): Likewise.
21432 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21434 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
21436 2007-03-02 Richard Sandiford <richard@codesourcery.com>
21438 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
21439 Use $MULTIDIR to choose between the kernel and RTP headers,
21440 and use $WIND_BASE and $WIND_USR to locate them.
21442 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21444 * config/i386/i386.c (override_options): Put initialization of
21445 ix86_tune_mask and ix86_arch_mask to the correct place.
21447 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
21448 Michael Meissner <michael.meissner@amd.com>
21451 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
21452 (ARCHMASK): Define.
21453 (TARGET_CMOVE): Use ARCHMASK.
21454 (TARGET_CMPXCHG): Ditto.
21455 (TARGET_CMPXCHG8B): Ditto.
21456 (TARGET_XADD): Ditto.
21457 (TARGET_BSWAP): Ditto.
21458 * config/i386/i386.c (ix86_tune_mask): New global variable.
21459 (ix86_arch_mask): Ditto.
21460 (override_options): Initialize ix86_tune_mask and
21461 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
21464 2007-03-02 Ben Elliston <bje@au.ibm.com>
21467 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
21469 2007-03-02 Joseph Myers <joseph@codesourcery.com>
21471 * target.h (init_dwarf_reg_sizes_extra): New target hook.
21472 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
21473 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
21474 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
21476 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
21477 rs6000_init_dwarf_reg_sizes_extra): New.
21478 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
21479 SPE register high parts.
21481 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
21483 * Makefile.in: Add install-pdf target as
21484 copied from automake v1.10 rules.
21485 * configure.ac: Add install-pdf to target list.
21486 * configure: Regenerate.
21488 2007-03-01 Paul Brook <paul@codesourcery.com>
21490 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
21491 modes to LDRD for DImode.
21492 (output_move_double): Fixup out of range ldrd/strd.
21493 (vfp_secondary_reload_class): Rename...
21494 (coproc_secondary_reload_class): ... to this. Add wb argument.
21495 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
21496 coproc_secondary_reload_class for CLASS_IWMMXT.
21497 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
21498 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
21500 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
21502 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
21503 unroll factor by the estimated number of iterations.
21504 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
21505 than prefetch latency.
21507 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
21508 decode_caches_intel, detect_caches_intel): New functions.
21509 (host_detect_local_cpu): Use detect_caches_amd and
21510 detect_caches_intel.
21512 2007-03-01 Richard Henderson <rth@redhat.com>
21514 * expr.c (emit_move_complex_push): Export.
21515 (emit_move_complex_parts): Split out from ...
21516 (emit_move_complex): ... here.
21517 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
21518 * config/i386/i386.md (movcdi): New.
21520 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
21522 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
21523 size of mode1 to check for tieable modes in MMX case.
21525 2007-03-01 Richard Sandiford <richard@codesourcery.com>
21527 * Makefile.in (rtlanal.o): Depend on tree.h.
21528 * rtl.h (offset_within_section_p, split_const): Declare.
21529 * rtlanal.c: Include tree.h.
21530 (offset_within_block_p): New function, taken from
21531 mips_offset_within_object_p.
21532 (split_const): New function, taken from mips_split_const.
21533 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
21535 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
21536 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
21537 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
21538 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
21539 (m68k_illegitimate_symbolic_constant_p): New function.
21540 * config/m68k/m68k.md (movsi): Remove misleading predicates.
21541 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
21542 symbolic constant that might be outside the symbol's section,
21543 move the symbol first and then add the offset.
21544 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
21546 * config/mips/mips.c (mips_split_const): Delete.
21547 (mips_offset_within_object_p): Delete.
21548 (mips_symbolic_constant_p): Use offset_within_section_p and
21549 split_const instead of mips_offset_within_object_p and
21551 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
21552 (mips_legitimize_const_move, print_operand_reloc)
21553 (mips_dangerous_for_la25_p): Use split_const instead of
21556 2007-02-28 Eric Christopher <echristo@apple.com>
21558 * Makefile.in (install-include-dir): Don't rm -rf include.
21560 2007-02-28 Richard Guenther <rguenther@suse.de>
21562 PR middle-end/30364
21563 * fold-const.c (fold_binary): Do not associate expressions
21564 with more than one variable for integer types that do not wrap.
21566 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
21568 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
21569 Delete, and replace with...
21570 (fold_builtin_call_array): This. Update callers to use it.
21571 * fold-const.c (fold_build_call_list): Delete, and replace with...
21572 (fold_build_call_array): This.
21573 (fold_build_call_list_initializer): Delete, and replace with...
21574 (fold_build_call_array_initializer): This.
21575 * tree.h: Update declarations to reflect above changes.
21577 * c-typeck.c (build_function_call): Store converted arguments
21578 in a stack-allocated array instead of building a list.
21579 (convert_arguments): Store arguments in the array passed in as an
21580 argument, and return the actual number of arguments.
21581 * c-format.c: (check_function_format): Pass arguments in an
21582 array instead of a list.
21583 * c-common.c (check_function_nonnull): Likewise.
21584 (check_function_sentinel): Likewise.
21585 (check_function_arguments): Likewise.
21586 * c-common.h: Update declarations to reflect above changes.
21588 2007-02-28 Jan Hubicka <jh@suse.cz>
21590 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
21591 PRED_NEGATIVE_RETURN): Update outcomes.
21593 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
21595 * calls.c (emit_library_call_value_1): Handle partial registers
21596 correctly when building up CALL_INSN_FUNCTION_USAGE.
21598 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21600 * pa/predicates.md (move_src_operand): Allow zero for mode.
21601 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
21604 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
21607 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
21608 *movv2df_internal): Enable pattern only for valid operand
21610 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
21611 tie only 128bit modes. For MMX registers, tie only 64bit modes.
21613 2007-02-27 Mike Stump <mrs@apple.com>
21615 * config/darwin-crt3.c: Avoid compilation when compiling for a
21618 2007-02-27 Joseph Myers <joseph@codesourcery.com>
21620 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
21622 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
21623 for fixed headers and limits.h.
21624 (install-include-dir, install-headers-tar, install-headers-cpio,
21625 install-headers-cp, real-install-headers-tar,
21626 real-install-headers-cpio, real-install-headers-cp): Handle
21627 include-fixed as well as include.
21628 (install-mkheaders): Don't install files that go only in include
21630 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
21631 from GCC_INCLUDE_DIR.
21632 * gcc.c (process_command): Remove special -BstageN/ handling.
21633 (do_spec_1): Add include-fixed directories.
21635 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21637 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
21639 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
21641 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
21644 2007-02-27 Mark Mitchell <mark@codesourcery.com>
21646 * c-common.c (get_priority): Add check for
21647 SUPPORTS_INIT_PRIORITY.
21649 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21651 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
21653 * config/bfin/bfin.c: Include "cfglayout.h".
21654 (MAX_LSETUP_DISTANCE): New macro.
21655 (struct loop_info): New members incoming, incoming_src and
21656 incoming_dest. Delete member predecessor.
21657 (length_for_loop): New function.
21658 (bfin_optimize_loop): Handle more different loop structures.
21659 (bfin_discover_loop): Rework detection of predecessor blocks by
21660 examining incoming edges.
21661 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
21663 (bfin_reorder_loops): New function.
21664 (bfin_reorg_loops): Use these three new functions.
21666 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
21667 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
21668 (CONSTRAINT_LEN): Add entry for 'q'.
21669 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
21670 Add 'q' constraints.
21671 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
21672 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
21674 * config/bfin/bfin.md (add_with_carry): New pattern.
21675 (s_or_u, su_optab, su_modifier): New code macros/attrs.
21676 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
21677 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
21678 support unsigned multiplies too. Removed incorrect commutativity from
21679 operand 1 constraint where appropriate.
21680 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
21682 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
21683 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
21685 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
21686 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
21687 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
21688 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
21689 usmulhisi_hh_huh): New patterns.
21691 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
21692 lshifthi3): Fix output template to use half reg for operand 2.
21694 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
21697 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
21699 2007-02-27 Andreas Schwab <schwab@suse.de>
21701 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
21703 2007-02-27 Jan Hubicka <jh@suse.cz>
21705 * predict.c (last_basic_block_p): Remove.
21706 (tree_estimate_probability): Update return heuristic for commonized
21709 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
21711 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
21713 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
21715 * doc/include/gcc-common.texi (versionsubtitle): New macro.
21716 * doc/cpp.texi: Standardize title page.
21717 * doc/cppinternals.texi: Likewise.
21718 * doc/gcc.texi: Standardize title page, remove version number
21719 from copyright page.
21720 * doc/gccint.texi: Likewise.
21721 * doc/install.texi: Standardize title page, add table of
21724 2007-02-26 Jan Hubicka <jh@suse.cz>
21726 * predict.def: Set outcomes according to more recent results.
21727 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
21728 Remove dead predictors.
21729 * predict.c (return_prediction): Fix pasto.
21731 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
21733 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
21734 change; avoid a memory leak when returning early.
21736 2007-02-26 Mark Mitchell <mark@codesourcery.com>
21738 * c-decl.c (static_ctors): Move to c-common.c.
21739 (static_dtors): Likewise.
21740 (finish_function): Use c_record_cdtor_fn.
21741 (build_cdtor): Move to c-common.c.
21742 (c_write_global_declarations): Use c_build_cdtor_fns.
21743 * c-common.h (static_ctors): Declare.
21744 (static_dtors): Likewise.
21745 (c_record_cdtor_fn): Likewise.
21746 (c_build_cdtor_fns): Likewise.
21747 * c-common.c (static_ctors): New variable.
21748 (static_dtors): Likewise.
21749 (c_record_cdtor_fn): New function.
21750 (build_cdtor): Move from c-decl.c
21751 (c_build_cdtor_fns): New function.
21753 * output.h (assemble_addr_to_section): Declare.
21754 (get_cdtor_priority_section): Likewise.
21755 * varasm.c (assemble_addr_to_section): New function.
21756 (get_cdtor_priority_section): Likewise.
21757 (default_named_section_asm_out_destructor): Use them.
21758 (destor_dtor_section_asm_out_destructor): Likewise.
21759 (default_named_section_asm_out_constructor): Likewise.
21760 (default_ctor_section_asm_out_constructor): Likewise.
21761 * config.gcc (*-*-vxworks*): Include vxworks.o.
21762 * config/t-vxworks (vxworks.o): New target.
21763 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
21764 (TARGET_ASM_CONSTRUCTOR): Define.
21765 (TARGET_ASM_DESTRUCTOR): Likewise.
21766 (vxworks_asm_out_constructor): Declare.
21767 (vxworks_asm_out_destructor): Likewise.
21769 * c-common.c (get_priority): Check that we have not just an
21770 INTEGER_CST, but an integer constant with integeral type.
21772 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
21774 PR tree-optimization/30938
21775 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
21776 use &dt[nargs-1] instead of &dt[nargs] in the call to
21777 vect_is_simple_use().
21779 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
21781 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
21782 from register elimination as PRE_MODIFY / POST_MODIFY increments.
21783 Do not attempt to handle MEM inside auto-inc expressions.
21784 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
21785 of a register modified by an auto-inc expression. However, do handle
21786 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
21787 (elimination_effects): Prohibit elimination of a register modified
21788 by an auto-inc expression. Disable register elimination rules whose
21789 target register is modified by an auto-inc expression with variable
21792 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
21794 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
21796 (array_at_struct_end_p): New function.
21797 (idx_infer_loop_bounds): Use it.
21798 (estimate_numbers_of_iterations_loop): Export.
21799 * predict.c (predict_loops): Use estimated_loop_iterations_int.
21800 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
21801 (tree_estimate_probability): Call record_loop_exits.
21802 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
21803 (estimated_loop_iterations, estimated_loop_iterations_int,
21804 estimated_loop_iterations_tree): New functions.
21805 (analyze_siv_subscript_cst_affine,
21806 compute_overlap_steps_for_affine_1_2,
21807 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
21808 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
21809 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
21810 (PRED_LOOP_ITERATIONS_GUESSED): New.
21811 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
21812 * cfgloop.h (estimate_numbers_of_iterations_loop,
21813 estimated_loop_iterations_int): Declare.
21815 2007-02-25 Mark Mitchell <mark@codesourcery.com>
21817 * doc/extend.texi: Document optional priority argument to
21818 constructors and destructors.
21819 * tree.c (init_priority_for_decl): Adjust GTY markers.
21820 (init_ttree): Use priority-info hash functions for
21821 init_priority_for_decl.
21822 (tree_map_eq): Rename to ...
21823 (tree_map_base_eq): ... this.
21824 (tree_map_marked_p): Rename to ...
21825 (tree_map_base_marked_p): ... this.
21826 (tree_map_base_hash): New function.
21827 (decl_init_priority_lookup): Rework.
21828 (decl_fini_priority_lookup): New function.
21829 (decl_priority_info): New function.
21830 (decl_init_priority_insert): Use it.
21831 (decl_fini_priority_insert): Likewise.
21832 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
21834 (decl_restrict_base_insert): Likewise.
21835 (decl_debug_expr_insert): Likewise.
21836 (decl_value_expr_lookup): Likewise.
21837 (decl_value_expr_insert): Likewise.
21838 * tree.h (priority_type): New type.
21839 (decl_init_priority_lookup): Use priority_type.
21840 (decl_fini_priority_lookup): New function.
21841 (decl_init_priority_insert): Use priority_type.
21842 (decl_fini_priority_insert): New function.
21843 (DECL_HAS_INIT_PRIORITY): Tweak comments.
21844 (DECL_INIT_PRIORITY): Likewise.
21845 (SET_DECL_INIT_PRIORITY): Add comment.
21846 (DECL_FINI_PRIORITY): New macro.
21847 (SET_DECL_FINI_PRIORITY): Likewise.
21848 (DEFAULT_INIT_PRIORITY): Document.
21849 (MAX_INIT_PRIORITY): Likewise.
21850 (MAX_RESERVED_INIT_PRIORITY): Likewise.
21851 (tree_map_base): New type.
21852 (tree_map_base_eq): New function.
21853 (tree_map_base_hash): Likewise.
21854 (tree_map_base_marked_p): Likewise.
21855 (tree_map): Inherit from tree_map_base.
21856 (tree_map_eq): Make it a macro.
21857 (tree_map_marked_p): Likewise.
21858 (tree_int_map): Inherit from tree_map_base.
21859 (tree_int_map_eq): Make it a macro.
21860 (tree_int_map_hash): Likewise.
21861 (tree_int_map_marked_p): Likewise.
21862 (tree_priority_map): New type.
21863 (tree_priority_map_eq): New macro.
21864 (tree_priority_map_hash): Likewise.
21865 (tree_priority_map_marked_p): Likewise.
21866 * varasm.c (emults_decl): Adjust for refactoring of tree_map
21868 (emutls_common_1): Likewise.
21869 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
21870 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
21871 of tree_map hierarchy.
21872 * tree-cfg.c (move_stmt_r): Likewise.
21873 (new_label_mapper): Likewise.
21874 * c-tree.h (c_expand_body): Move to ...
21875 * c-common.h (c_expand_body): ... here.
21876 * c-decl.c (c_expand_body): Move to ...
21877 * c-common.c (c_expand_body): ... here.
21878 (c_common_attribute_table): Allow 1 argument for the constructor
21879 and destructor attributes.
21880 (get_priority): New function.
21881 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
21882 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
21884 2007-02-24 Jan Hubicka <jh@suse.cz>
21886 PR middle-end/30509
21887 * tree-inline.c (copy_bb): Produce exact copy of EH info when
21888 copying for inlining.
21890 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
21891 Jan Hubicka <jh@suse.cz>
21894 * i386.c (counter_mode): New function.
21895 (expand_set_or_movmem_via_loop): Use it.
21896 (expand_movmem_epilogue): Likewise; fix pasto.
21897 (ix86_expand_movmem): Do emit guard even for constant counts.
21898 (ix86_expand_setmem): Likewise.
21900 2007-02-25 Nick Clifton <nickc@redhat.com>
21902 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
21903 (JUMP_TABLES_IN_TEXT_SECTION): Define.
21905 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
21908 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
21909 count argument with 0x10, not with 0x16.
21910 (expand_setmem_epilogue): Ditto.
21912 2007-02-24 Mike Stump <mrs@apple.com>
21914 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
21917 2007-02-24 Richard Guenther <rguenther@suse.de>
21919 PR middle-end/30951
21920 * fold-const.c (fold_binary): Fold x +- CST op x for
21921 EQ_EXPR and NE_EXPR.
21923 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21925 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
21927 2007-02-24 Jan Hubicka <jh@suse.cz>
21929 * cgraphunit.c (decide_is_function_needed): Honor
21930 -fkeep-inline-functions.
21932 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21934 * builtins.c (fold_builtin_modf): New.
21935 (fold_builtin_2): Use it.
21937 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
21939 * loop-iv.c (implies_p): Detect additional cases where A implies B.
21940 (determine_max_iter): Take additional LOOP arg; all callers changed.
21941 Lose broken logic dealing with PLUS. Try to limit the upper bound by
21942 one using simplifications.
21943 (simplify_using_initial_values): Return if the expression becomes
21944 invalid due to altered regs.
21946 2007-02-23 DJ Delorie <dj@redhat.com>
21948 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
21950 2007-02-23 Mike Stump <mrs@apple.com>
21952 * tlink.c (scan_linker_output): Parse linker messages from
21953 darwin9's linker better.
21955 2007-02-23 Steve Ellcey <sje@cup.hp.com>
21958 * varpool.c (varpool_assemble_pending_decls): Set
21959 varpool_last_needed_node to null.
21961 2007-02-23 DJ Delorie <dj@redhat.com>
21963 * config/i386/i386.c (ix86_data_alignment): Don't specify an
21964 alignment bigger than the object file can handle.
21966 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
21969 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
21970 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
21971 (*movsf_1): Penalize MMX moves.
21973 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
21975 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
21976 2^32-1 or more times unless flag_unsafe_loop_optimizations.
21978 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
21980 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21982 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
21983 (fold_builtin_1): Use them.
21984 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
21985 BUILT_IN_SIGNIFICAND.
21987 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
21989 * config/i386/i386.c (bdesc_1arg): Initialize
21990 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
21991 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
21992 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
21993 and IX86_BUILTIN_MOVSLDUP.
21995 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
21997 PR rtl-optimization/30841
21998 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
22000 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22002 * builtins.c (fold_builtin_frexp): New.
22003 (fold_builtin_2): Use it.
22005 2007-02-22 Mark Mitchell <mark@codesourcery.com>
22007 * doc/invoke.texi (Spec Files): Document getenv spec function.
22009 * gcc.c (getenv_spec_function): New function.
22010 (static_spec_functions): Add it.
22011 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
22012 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
22015 2007-02-22 Michael Matz <matz@suse.de
22018 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
22019 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
22021 2007-02-22 Ian Lance Taylor <iant@google.com>
22024 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
22025 (mem_loc_descriptor): Call it.
22027 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
22028 Ira Rosen <irar@il.ibm.com>
22030 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
22032 2007-02-22 Ira Rosen <irar@il.ibm.com>
22034 PR tree-optimization/30843
22035 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
22036 stores only after all the group is vectorized.
22038 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
22040 PR tree-optimization/30858
22041 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
22042 in the reduction cycle have a single use in the loop.
22043 * tree-vectorizer.h (relevant): Add documentation.
22045 2007-02-20 Mike Stump <mrs@apple.com>
22047 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
22048 * configure: Regenerate.
22050 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
22052 Change the defaults of some parameters and options.
22053 * config/spu/spu-protos.h (spu_optimization_options): Declare.
22054 * config/spu/spu.c (spu_optimization_options): Add.
22055 (spu_override_options): Change params in spu_optimization_options.
22056 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
22058 Register 127 is only 16 byte aligned when used as a frame pointer.
22059 * config/spu/spu-protos.h (spu_init_expanders): Declare.
22060 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
22061 HARD_FRAME_POINTER_REGNUM.
22062 (spu_legitimate_address): Use regno_aligned_for_reload.
22063 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
22064 aligned when frame_pointer_needed is true.
22065 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
22067 * config/spu/spu.h (INIT_EXPANDERS): Define.
22069 Make sure shift and rotate instructions have valid immediate operands.
22070 * config/spu/predicates.md (spu_shift_operand): Remove.
22071 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
22072 * config/spu/constraints.md (W, O): Extend range.
22073 * config/spu/spu.md (umask, nmask): Define.
22074 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
22075 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
22076 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
22077 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
22078 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
22079 (lshr<mode>3_reg): Fix rtl description.
22081 Make sure mulhisi immediate operands are valid.
22082 * config/spu/predicates.md (imm_K_operand): Add.
22083 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
22085 Generate constants using fsmbi and andi.
22086 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
22087 (print_operand, spu_split_immediate, classify_immediate,
22088 fsmbi_const_p): Handle IC_FSMBI2.
22090 Correctly handle a CONST_VECTOR containing symbols.
22091 * config/spu/spu.c (print_operand): Handle HIGH correctly.
22092 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
22093 (immediate_load_p): Allow symbols that use 2 instructions to create.
22094 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
22095 with symbols when flag_pic is set.
22096 (const_vector_immediate_p): New.
22097 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
22098 accept a CONST_VECTOR with symbols.
22099 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
22100 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
22102 * config/spu/spu.md (high, low): Delete.
22103 (low_<mode>): Define.
22105 Remove INTRmode and INTR_REGNUM, which didn't work.
22106 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
22108 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
22109 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
22110 peephole2 pattern): Don't use INTR or 131.
22111 (movintrcc): Delete.
22112 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
22113 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
22114 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
22115 (UNSPEC_SET_INTR): Add.
22116 * config/spu/spu-modes.def (INTR): Remove.
22118 More accurate warnings about run-time relocations.
22119 * config/spu/spu.c (reloc_diagnostic): Test in_section.
22121 Correctly warn about immediate arguments to specific intrinsics.
22122 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
22123 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
22124 the instruction predicate.
22126 Fix tree check errors with latest update.
22127 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
22129 (spu_expand_builtin): Use CALL_EXPR_FN.
22131 Add missing specific intrinsics.
22132 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
22134 * config/spu/spu_internals.h: Ditto.
22136 Fix incorrect operand modifiers.
22137 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
22138 * config/spu/spu.md (xor<mode>3): Change %S to %J.
22140 Optimize one case of zero_extend of a vec_select.
22141 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
22143 Accept any immediate for hbr.
22144 * config/spu/spu.md (hbr): Change s constraints to i.
22146 2007-02-21 Paul Brook <paul@codesourcery.com>
22148 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
22149 condexec_count when skipping USE and CLOBBER.
22151 2007-02-21 Nick Clifton <nickc@redhat.com>
22153 * common.opt (Warray-bounds): Add Warning attribute.
22154 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
22156 (fsized-zeroes): Add Optimization attribute.
22157 (fsplit-wide-types, ftree-scev-cprop): Likewise.
22158 * c.opt (Wc++0x-compat): Add Warning attribute.
22160 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
22162 PR middle-end/30761
22163 * reload1.c (eliminate_regs_in_insn): In the single_set special
22164 case, attempt to re-recognize the insn before falling back to
22165 having reload fix it up.
22167 2007-02-20 Eric Christopher <echristo@gmail.com>
22169 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
22170 Rewrite accordingly.
22171 (frv_read_iacc_argument): Ditto.
22172 (frv_expand_set_builtin): Take a call instead of arglist, update for
22174 (frv_expand_unop_builtin): Ditto.
22175 (frv_expand_binop_builtin): Ditto.
22176 (frv_expand_cut_builtin): Ditto.
22177 (frv_expand_binopimm_builtin): Ditto.
22178 (frv_expand_voidbinop_builtin): Ditto.
22179 (frv_expand_int_void2arg): Ditto.
22180 (frv_expand_prefetches): Ditto.
22181 (frv_expand_voidtriop_builtin): Ditto.
22182 (frv_expand_voidaccop_builtin): Ditto.
22183 (frv_expand_load_builtin): Ditto.
22184 (frv_expand_store_builtin): Ditto.
22185 (frv_expand_mdpackh_builtin): Ditto.
22186 (frv_expand_mclracc_builtin): Ditto.
22187 (frv_expand_mrdacc_builtin): Ditto.
22188 (frv_expand_mwtacc_builtin): Ditto.
22189 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
22192 2007-02-20 Janis Johnson <janis187@us.ibm.com>
22194 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
22195 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
22197 (HAVE_GAS_DFP): Check for assembler support of decimal floating
22198 point instructions.
22199 * configure: Regenerate.
22200 * config.in: Regenerate.
22201 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
22202 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
22203 masks to power6 and power6x and to POWERPC_MASKS.
22204 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22206 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
22207 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
22208 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22209 Access PROTOTYPE as variable, not mask.
22211 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22213 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
22214 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
22215 * combine.c (adjust_for_new_dest): Use it.
22216 * postreload.c (reload_combine): Likewise.
22218 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22220 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
22221 notes on an insn with multiple sets, even if single_set returns
22222 non-NULL for that insn.
22224 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22226 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
22227 scalbn and scalbln.
22229 2007-02-20 Geoffrey Keating <geoffk@apple.com>
22231 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
22232 if user didn't pass it.
22233 * config/i386/darwin.h (CC1_SPEC): Likewise.
22234 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
22235 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
22236 -mmacosx-version-min.
22238 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22239 Uros Bizjak <ubizjak@gmail.com>
22241 * optabs.h (enum optab_index): Add new OTI_scalb.
22242 (scalb_optab): Define corresponding macro.
22243 * optabs.c (init_optabs): Initialize scalb_optab.
22244 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
22246 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
22247 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
22248 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
22249 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
22250 flag_unsafe_math_optimizations is set.
22252 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
22253 to implement scalbf, scalb and scalbl built-ins as inline x87
22256 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22257 DJ Delorie <dj@redhat.com>
22260 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
22261 (diagnostic_report_diagnostic): ... here, and turn them into real
22262 errors. If warnings are inhibited, no need to do anything.
22264 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
22266 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
22267 better code generation.
22269 2007-02-20 Ben Elliston <bje@au.ibm.com>
22271 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
22273 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
22275 * config/alpha/alpha.c, config/alpha/alpha.md,
22276 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
22277 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
22278 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
22279 config/arm/lib1funcs.asm: Follow spelling conventions.
22281 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
22282 config/fr30/fr30.md, config/i386/i386.h,
22283 config/iq2000/iq2000.h, config/iq2000/predicates.md,
22284 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
22285 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
22286 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
22287 config/rs6000/altivec.md, config/rs6000/rs6000.c,
22288 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
22289 config/sparc/sparc.c, config/sparc/sparc.h,
22290 config/sparc/sparc.md, config/spu/constraints.md,
22291 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
22294 2007-02-20 Alan Modra <amodra@bigpond.net.au>
22297 * varasm.c (use_blocks_for_decl_p): Return false for decls with
22300 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22302 * doc/invoke.texi (-ftree-lrs): Remove.
22304 2007-02-19 Diego Novillo <dnovillo@redhat.com>
22306 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
22309 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
22311 * config/ia64/ia64.c (ia64_expand_builtin): Use the
22312 new CALL_EXPR_FN macro for retrieving the function
22313 declaration of the input expression.
22315 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22317 * c.opt (Waddress): New.
22318 * common.opt (Walways-true): Delete.
22319 (Wstring-literal-comparison): Delete.
22320 * doc/invoke.texi (Warning Options): Delete -Walways-true and
22321 -Wstring-literal-comparison. Add -Waddress.
22323 (Walways-true): Delete.
22324 (Wstring-literal-comparison): Delete.
22325 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
22326 consistently instead of -Walways-true in example.
22327 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
22328 * c-typeck.c (parser_build_binary_op): Replace
22329 -Wstring-literal-comparison and -Walways-true with -Waddress.
22330 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
22333 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22335 * tree-cfg.c (dump_function_to_file): Be prepared for functions
22336 without DECL_STRUCT_FUNCTION initialized.
22338 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
22340 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
22341 due to calls to functions taking pointers as parameters.
22343 2007-02-19 Richard Henderson <rth@redhat.com>
22346 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
22349 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
22351 * config/s390/s390.c (s390_call_saved_register_used,
22352 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
22353 accessed to the new scheme.
22355 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
22357 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
22358 (cris_print_index, cris_print_operand, cris_print_operand_address)
22359 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
22360 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
22361 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
22362 GET_CODE () == xxx.
22363 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
22364 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
22365 GO_IF_LEGITIMATE_ADDRESS): Ditto.
22366 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
22367 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
22368 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
22369 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
22370 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
22371 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
22372 (uminsi3, call, call_value): Ditto.
22373 (define_split: indir_to_reg_split, unnamed): Ditto.
22375 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
22377 PR tree-optimization/30975
22378 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
22381 2007-02-18 Eric Christopher <echristo@gmail.com>
22383 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
22384 Remove use of arglist.
22385 (mips_expand_builtin): Remove use of arglist, pass in expr.
22386 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
22387 (mips_expand_builtin_movtf): Ditto.
22388 (mips_expand_builtin_compare): Ditto.
22390 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22392 * tree-sra.c (sra_build_assignment): Replace assertion
22393 checking with a comment explaining why it can't be done.
22395 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22397 PR middle-end/30833
22398 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
22399 during CALL_EXPR representation conversion.
22400 * tree-ssa-propagate.c (set_rhs): Likewise.
22402 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
22404 * tree-sra.c (sra_build_assignment): Disable assertion checking
22407 2007-02-18 Roger Sayle <roger@eyesopen.com>
22409 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
22410 instead of calling build2 with a GIMPLE_MODIFY_STMT.
22411 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
22413 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
22414 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
22415 gimplify_init_ctor_eval_range, gimple_push_cleanup,
22416 gimplify_omp_for, gimplify_omp_atomic_pipeline,
22417 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
22418 force_gimple_operand): Likewise.
22419 * ipa-cp.c (constant_val_insert): Likewise.
22420 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
22421 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
22422 perfect_nestify): Likewise.
22423 * langhooks.c (lhd_omp_assignment): Likewise.
22424 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
22425 lower_copyprivate_clauses, lower_send_clauses,
22426 lower_send_shared_vars, expand_parallel_call,
22427 expand_omp_for_generic, expand_omp_for_static_nochunk,
22428 expand_omp_for_static_chunk, expand_omp_sections,
22429 lower_omp_single_copy, lower_omp_for_lastprivate,
22430 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
22431 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
22432 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
22435 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
22437 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
22438 config/sh/sh.md: Follow spelling conventions.
22440 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
22441 config/frv/predicates.md: Follow spelling conventions.
22443 * config/m68k/linux-unwind.h: Fix a comment typo.
22444 * target.h: Follow spelling conventions.
22446 2007-02-18 Roger Sayle <roger@eyesopen.com>
22448 PR rtl-optimization/28173
22449 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
22450 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
22451 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
22452 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
22453 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
22455 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22457 * builtins.c (fold_builtin_load_exponent): New.
22458 (fold_builtin_2): Use it.
22460 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
22462 PR rtl-optimization/30773
22463 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
22464 if we fail to attach a REG_EQUIV note.
22466 2007-02-18 David Edelsohn <edelsohn@gnu.org>
22467 Roger Sayle <roger@eyesopen.com>
22469 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
22471 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
22473 * calls.c (initialize_argument_information): Pass original EXP
22474 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
22475 code to split complex arguments here, as part of initializing the
22477 (expand_call): Remove code that builds a list of arguments and
22478 inserts implicit arguments into it. Instead, just count how many
22479 implicit arguments there will be so we can determine the size of
22480 the ARGS array, and let initialize_argument_information do the work.
22481 (split_complex_values): Delete unused function.
22483 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22485 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
22487 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
22489 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
22490 for arg pointer based indexed addressing.
22492 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22494 * config/ia64/ia64.h, config/ia64/ia64.md,
22495 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
22496 spelling conventions.
22498 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22500 * config/m68k/m68k.c (split_di): New.
22501 * config/m68k/m68k-protos.h: Declare split_di.
22502 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
22503 Improve predicate handling and split constant shifts.
22505 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22507 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
22508 parameter for register bitfield operations, general predicates
22511 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22513 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
22514 * config/m68k/linux-unwind.h: New file.
22516 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
22518 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
22519 config/i386/athlon.md, config/ia64/ia64.md,
22520 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
22521 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
22522 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
22523 tree-ssa-loop-niter.c, tree-vect-analyze.c,
22524 tree-vect-transform.c: Fix comment typos.
22526 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
22528 * sched-deps.c (find_insn_list): Remove.
22529 * sched-int.h: Remove the prototype for find_insn_list.
22531 2007-02-16 Geoffrey Keating <geoffk@apple.com>
22533 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
22535 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
22536 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
22537 darwin_rs6000_override_options.
22538 (C_COMMON_OVERRIDE_OPTIONS): Expect
22539 darwin_macosx_version_min to be non-NULL always.
22540 (TARGET_C99_FUNCTIONS): Likewise.
22541 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
22542 (DARWIN_MINVERSION_SPEC): New.
22543 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
22544 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
22546 (DARWIN_MINVERSION_SPEC): New.
22547 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
22549 * config/darwin-c.c (darwin_cpp_builtins): Expect
22550 darwin_macosx_version_min to be non-NULL always.
22552 * config/rs6000/rs6000.c: Clean up trailing whitespace.
22554 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
22556 * config/i386/i386.h (x86_use_xchgb): New.
22557 (TARGET_USE_XCHGB): New macro.
22558 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
22559 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
22560 Split after reload into bswaphi for shifts of 8.
22561 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
22562 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
22563 or when optimizing for size.
22565 2007-02-16 Richard Guenther <rguenther@suse.de>
22566 Christian Bruel <christian.bruel@st.com>
22568 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
22569 DECLs but prefer SSA_NAMEs over DECLs.
22571 2007-02-16 Richard Guenther <rguenther@suse.de>
22573 * tree-flow-inline.h (single_imm_use_p): Remove.
22574 (zero_imm_uses_p): Likewise.
22575 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
22576 instead of single_imm_use_p.
22577 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
22580 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22583 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
22584 nested double- and backquotes.
22586 2007-02-15 Roger Sayle <roger@eyesopen.com>
22588 PR middle-end/30391
22589 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
22590 should be unreachable.
22591 (build2_stat): Allow construction of MODIFY_EXPR at any time.
22592 For the time being redirect GIMPLE_MODIFY_STMT to the new
22593 (renamed) build_gimple_modify_stmt_stat.
22594 (build2_gimple_stat): Rename to...
22595 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
22596 Always build a GIMPLE_MODIFY_STMT node.
22597 * tree.h (build2_gimple, build2_gimple_stat): Delete.
22598 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
22601 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
22602 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
22603 * tree-complex.c (set_component_ssa_name, expand_complex_move,
22604 expand_complex_div_wide): Likewise.
22605 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
22606 * tree-ssa-loop-im.c (schedule_sm): Likewise.
22607 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
22608 * tree-ssa-loop-manip.c (create_iv): Likewise.
22609 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
22610 abs_replacement): Likewise.
22611 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
22612 realify_fake_stores): Likewise.
22614 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
22615 node rather than a GIMPLE_MODIFY_STMT node.
22616 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
22617 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
22619 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
22620 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
22621 GIMPLE_MODIFY_STMT.
22623 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
22625 PR middle-end/30433
22626 * fold-const.c (fold_comparison): Add back the
22627 folding of constant complex comparisions.
22629 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
22631 PR middle-end/30729
22632 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
22633 effects unknown to this function, return early.
22635 2007-02-15 Ian Lance Taylor <iant@google.com>
22637 * lower-subreg.c (move_eh_region_note): New static function.
22638 (resolve_simple_move): Call it.
22639 (decompose_multiword_subregs): Track blocks for which we resolve a
22640 simple move which is also a control flow insn. Pass them to
22641 find_many_sub_basic_blocks.
22642 (pass_lower_subreg): Add TODO_verify_flow.
22643 (pass_lower_subreg2): Likewise.
22645 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22646 Brooks Moses <brooks.moses@codesourcery.com>
22647 Lee Millward <lee.millward@codesourcery.com>
22649 * tree.h (enum tree_code_class): Add tcc_vl_exp.
22650 (VL_EXP_CLASS_P): New.
22651 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
22653 (TREE_OPERAND_CHECK_CODE): Likewise.
22654 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
22655 (TREE_RTL_OPERAND_CHECK): Likewise.
22656 (tree_operand_check_failed): Make second parameter the whole tree
22657 instead of its code. Fixed callers.
22658 (VL_EXP_CHECK): New.
22659 (TREE_OPERAND_LENGTH): New.
22660 (VL_EXP_OPERAND_LENGTH): New.
22661 (CALL_EXPR_FN): New.
22662 (CALL_EXPR_STATIC_CHAIN): New.
22663 (CALL_EXPR_ARGS): New.
22664 (CALL_EXPR_ARG): New.
22665 (call_expr_nargs): New.
22666 (CALL_EXPR_ARGP): New.
22667 (build_nt_call_list): Declare.
22668 (build_vl_exp_stat): Declare.
22669 (build_vl_exp): New.
22670 (build_call_list): Declare.
22671 (build_call_nary): Declare.
22672 (build_call_valist): Declare.
22673 (build_call_array): Declare.
22674 (call_expr_arg): Declare.
22675 (call_expr_argp): Declare.
22676 (call_expr_arglist): Declare.
22677 (fold_build_call_list): Declare.
22678 (fold_build_call_list_initializer): Declare.
22679 (fold_call_expr): Declare to replace fold_builtin.
22680 (fold_builtin_fputs): Update to agree with modified definition.
22681 (fold_builtin_strcpy): Likewise.
22682 (fold_builtin_strncpy): Likewise.
22683 (fold_builtin_memory_chk): Likewise.
22684 (fold_builtin_stxcpy_chk): Likewise.
22685 (fold_builtin_strncpy_chk): Likewise.
22686 (fold_builtin_next_arg): Likewise.
22687 (fold_build_call_expr): Declare.
22688 (fold_builtin_call_list): Declare.
22689 (fold_builtin_call_valist): Declare.
22690 (build_call_expr): Declare.
22691 (validate_arglist): Update to agree with modified definition.
22692 (tree_operand_length): New.
22693 (call_expr_arg_iterator): New.
22694 (init_call_expr_arg_iterator): New.
22695 (next_call_expr_arg): New.
22696 (first_call_expr_arg): New.
22697 (more_call_expr_args_p): New.
22698 (FOR_EACH_CALL_EXPR_ARG): New.
22700 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
22701 and tcc_gimple_stmt.
22702 (tree_code_size): Update documentation. Use sizeof (tree) rather
22703 than sizeof (char *).
22704 (tree_size): Likewise. Add case for tcc_vl_exp.
22705 (tree_node_structure): Add case for tcc_vl_exp.
22706 (contains_placeholder_p): Likewise.
22707 (substitute_in_expr): Likewise.
22708 (substitute_placeholder_in_expr): Likewise.
22709 (stabilize_reference_1): Likewise.
22710 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
22711 to diagnose breakage of this interface for constructing CALL_EXPRs.
22712 (build_nt): Add similar assertion here.
22713 (build_nt_call_list): New.
22714 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
22715 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
22717 (get_callee_fndecl): Use new CALL_EXPR accessors.
22718 (tree_operand_check_failed): Change parameters to pass entire node
22719 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
22720 (process_call_operands): New.
22721 (build_vl_exp_stat): New.
22722 (build_call_list): New.
22723 (build_call_nary): New.
22724 (build_call_valist): New.
22725 (build_call_array): New.
22726 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22727 (call_expr_arglist): New.
22729 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
22730 tcc_vl_exp instead of a fixed-size tcc_expression.
22732 * doc/c-tree.texi (CALL_EXPR): Document new representation and
22733 accessors for CALL_EXPRs.
22734 (AGGR_INIT_EXPR): Likewise.
22736 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22737 Brooks Moses <brooks.moses@codesourcery.com>
22738 Lee Millward <lee.millward@codesourcery.com>
22740 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
22741 (expand_builtin_nonlocal_goto): Change parameter to be entire
22742 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
22743 (expand_builtin_prefetch): Likewise.
22744 (expand_builtin_classify_type): Likewise.
22745 (mathfn_built_in): Return NULL_TREE instead of 0.
22746 (expand_errno_check): Use new CALL_EXPR accessors.
22747 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
22748 Return NULL_RTX instead of 0.
22749 (expand_builtin_mathfn_2): Likewise.
22750 (expand_builtin_mathfn_3): Likewise.
22751 (expand_builtin_interclass_mathfn): Likewise.
22752 (expand_builtin_sincos): Likewise.
22753 (expand_builtin_cexpi): Likewise.
22754 (expand_builtin_int_roundingfn): Likewise.
22755 (expand_builtin_int_roundingfn_2): Likewise.
22756 (expand_builtin_pow): Likewise.
22757 (expand_builtin_powi): Likewise.
22758 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
22759 of arglist, fixing callers appropriately. Use new CALL_EXPR
22760 accessors and constructors. Return NULL_RTX instead of 0.
22761 (expand_builtin_strstr): Likewise.
22762 (expand_builtin_strchr): Likewise.
22763 (expand_builtin_strrchr): Likewise.
22764 (expand_builtin_strpbrk): Likewise.
22765 (expand_builtin_memcpy): Likewise.
22766 (expand_builtin_mempcpy): Likewise.
22767 (expand_builtin_mempcpy_args): New.
22768 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
22769 (expand_builtin_memmove_args): New.
22770 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
22771 (expand_movstr): Likewise.
22772 (expand_builtin_strcpy): Likewise.
22773 (expand_builtin_strcpy_args): New.
22774 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
22775 (expand_builtin_strncpy): Likewise.
22776 (expand_builtin_memset): Likewise.
22777 (expand_builtin_memset_args): New.
22778 (expand_builtin_bzero): Similarly to expand_builtin_memset.
22779 (expand_builtin_memcmp): Likewise.
22780 (expand_builtin_strcmp): Likewise.
22781 (expand_builtin_strncmp): Likewise.
22782 (expand_builtin_strcat): Likewise.
22783 (expand_builtin_strncat): Likewise.
22784 (expand_builtin_strspn): Likewise.
22785 (expand_builtin_strcspn): Likewise.
22786 (expand_builtin_args_info): Likewise.
22787 (expand_builtin_va_start): Likewise.
22788 (gimplify_va_arg_expr): Likewise.
22789 (expand_builtin_va_end): Likewise.
22790 (expand_builtin_va_copy): Likewise.
22791 (expand_builtin_frame_address): Likewise.
22792 (expand_builtin_alloca): Likewise.
22793 (expand_builtin_bswap): Likewise.
22794 (expand_builtin_unop): Likewise.
22795 (expand_builtin_fputs): Likewise.
22796 (expand_builtin_expect): Likewise.
22797 (expand_builtin_fabs): Likewise.
22798 (expand_builtin_copysign): Likewise.
22799 (expand_builtin_printf): Likewise.
22800 (expand_builtin_fprintf): Likewise.
22801 (expand_builtin_sprintf): Likewise.
22802 (expand_builtin_init_trampoline): Likewise.
22803 (expand_builtin_signbit): Likewise.
22804 (expand_builtin_fork_or_exec): Likewise.
22805 (expand_builtin_sync_operation): Likewise.
22806 (expand_builtin_compare_and_swap): Likewise.
22807 (expand_builtin_lock_test_and_set): Likewise.
22808 (expand_builtin_lock_release): Likewise.
22809 (expand_builtin): Likewise.
22810 (builtin_mathfn_code): Likewise.
22812 (fold_builtin_constant_p): Pass call arguments individually instead
22813 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
22814 accessors and constructors. Return NULL_TREE instead of 0.
22815 (fold_builtin_expect): Likewise.
22816 (fold_builtin_classify_type): Likewise.
22817 (fold_builtin_strlen): Likewise.
22818 (fold_builtin_nan): Likewise.
22819 (integer_valued_real_p): Likewise.
22820 (fold_trunc_transparent_mathfn): Likewise.
22821 (fold_fixed_mathfn): Likewise.
22822 (fold_builtin_cabs): Likewise.
22823 (fold_builtin_sqrt): Likewise.
22824 (fold_builtin_cbrt): Likewise.
22825 (fold_builtin_cos): Likewise.
22826 (fold_builtin_cosh): Likewise.
22827 (fold_builtin_tan): Likewise.
22828 (fold_builtin_sincos): Likewise.
22829 (fold_builtin_cexp): Likewise.
22830 (fold_builtin_trunc): Likewise.
22831 (fold_builtin_floor): Likewise.
22832 (fold_builtin_ceil): Likewise.
22833 (fold_builtin_round): Likewise.
22834 (fold_builtin_int_roundingfn): Likewise.
22835 (fold_builtin_bitop): Likewise.
22836 (fold_builtin_bswap): Likewise.
22837 (fold_builtin_logarithm): Likewise.
22838 (fold_builtin_hypot): Likewise.
22839 (fold_builtin_pow): Likewise.
22840 (fold_builtin_powi): Likewise.
22841 (fold_builtin_exponent): Likewise.
22842 (fold_builtin_memset): Likewise.
22843 (fold_builtin_bzero): Likewise.
22844 (fold_builtin_memory_op): Likewise.
22845 (fold_builtin_bcopy): Deleted; call site changed to invoke
22846 fold_builtin_memory_op directly.
22847 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
22848 (fold_builtin_strncpy): Likewise.
22849 (fold_builtin_memcmp): Likewise.
22850 (fold_builtin_strcmp): Likewise.
22851 (fold_builtin_strncmp): Likewise.
22852 (fold_builtin_signbit): Likewise.
22853 (fold_builtin_copysign): Likewise.
22854 (fold_builtin_isascii): Likewise.
22855 (fold_builtin_toascii): Likewise.
22856 (fold_builtin_isdigit): Likewise.
22857 (fold_builtin_fabs): Likewise.
22858 (fold_builtin_abs): Likewise.
22859 (fold_builtin_fmin_fmax): Likewise.
22860 (fold_builtin_carg): Likewise.
22861 (fold_builtin_classify): Likewise.
22862 (fold_builtin_unordered_cmp): Likewise.
22864 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
22865 New functions split out from fold_builtin_1.
22866 (fold_builtin_n): New.
22867 (fold_builtin_varargs): New.
22868 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
22870 (fold_call_expr): New.
22871 (build_function_call_expr): Rewrite to use new helper function.
22872 (fold_builtin_call_list): New.
22873 (build_call_expr): New.
22874 (fold_builtin_call_valist): New.
22875 (rewrite_call_expr): New.
22876 (validate_arg): New.
22877 (validate_arglist): Change parameter to be entire CALL_EXPR instead
22878 of an arglist. Change return type to bool. Use new CALL_EXPR
22881 (fold_builtin_strstr): Pass call arguments individually instead
22882 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
22883 accessors and constructors. Return NULL_TREE instead of 0.
22884 (fold_builtin_strchr): Likewise.
22885 (fold_builtin_strrchr): Likewise.
22886 (fold_builtin_strpbrk): Likewise.
22887 (fold_builtin_strcat): Likewise.
22888 (fold_builtin_strncat): Likewise.
22889 (fold_builtin_strspn): Likewise.
22890 (fold_builtin_strcspn): Likewise.
22891 (fold_builtin_fputs): Likewise.
22892 (fold_builtin_next_arg): Likewise.
22893 (fold_builtin_sprintf): Likewise.
22895 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
22896 NULL_RTX instead of 0.
22897 (expand_builtin_memory_chk): Likewise.
22898 (maybe_emit_chk_warning): Likewise.
22899 (maybe_emit_sprintf_chk_warning): Likewise.
22901 (fold_builtin_object_size): Pass call arguments individually instead
22902 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
22903 accessors and constructors. Return NULL_TREE instead of 0.
22904 (fold_builtin_memory_chk): Likewise.
22905 (fold_builtin_stxcpy_chk): Likewise.
22906 (fold_builtin_strncpy_chk): Likewise.
22907 (fold_builtin_strcat_chk): Likewise.
22908 (fold_builtin_strcat_chk): Likewise.
22909 (fold_builtin_strncat_chk): Likewise.
22910 (fold_builtin_sprintf_chk): Likewise.
22911 (fold_builtin_snprintf_chk): Likewise.
22912 (fold_builtin_printf): Likewise.
22913 (fold_builtin_vprintf): Likewise.
22915 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
22917 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
22918 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22919 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
22920 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
22921 (fold_unary): Likewise.
22922 (fold_binary): Likewise.
22923 (fold_ternary): Remove CALL_EXPR case, since they are no longer
22924 ternary expressions.
22925 (fold): Add logic for tcc_vl_exp.
22926 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
22927 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22928 (fold_build3_stat): Add assertion to flag broken interface for
22929 constructing CALL_EXPRs.
22930 (fold_build_call_list): New.
22931 (fold_build_call_list_initializer): New.
22932 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
22934 (fold_strip_sign_ops): Likewise.
22936 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22937 Brooks Moses <brooks.moses@codesourcery.com>
22938 Lee Millward <lee.millward@codesourcery.com>
22940 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
22941 accessors and dump arguments explicitly.
22943 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
22945 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
22947 (print_call_name): Use new CALL_EXPR accessors.
22949 * print-tree.c (print_node): Add case tcc_vl_exp. Print
22950 CALL_EXPR arguments explicitly instead of as a list. Use
22951 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22953 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
22954 (vrp_visit_stmt): Likewise.
22956 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
22957 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
22959 (force_move_till_expr): Likewise.
22961 * targhooks.c (default_external_stack_protect_fail): Use
22962 build_call_expr instead of build_function_call_expr.
22963 (default_hidden_stack_protect_fail): Likewise.
22965 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
22968 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
22969 and walk arguments explicitly.
22971 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
22972 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22973 (expand_simple_operations): Likewise.
22974 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
22976 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
22977 of TREE_CODE_LENGTH.
22978 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
22980 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
22981 instead of TREE_CODE_LENGTH.
22983 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
22984 (tree_ic_transform): Likewise.
22985 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
22986 parameter instead of arglist. Fix callers.
22987 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
22988 (tree_stringops_transform): Likewise.
22989 (tree_indirect_call_to_profile): Likewise.
22990 (tree_stringops_values_to_profile): Likewise.
22992 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
22993 (eliminate_tail_call): Likewise.
22995 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
22997 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
22998 Use TREE_OPERAND_LENGTH and generalize to handle any number of
23000 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
23002 * omp-low.c (build_omp_barrier): Use build_call_expr.
23003 (lower_rec_input_clauses): Likewise.
23004 (lower_reduction_clauses): Likewise.
23005 (expand_parallel_call): Likewise.
23006 (maybe_catch_exception): Likewise.
23007 (expand_omp_for_generic): Likewise.
23008 (expand_omp_for_static_nochunk): Likewise.
23009 (expand_omp_sections): Likewise.
23010 (lower_omp_single_simple): Likewise.
23011 (lower_omp_single_copy): Likewise.
23012 (lower_omp_master): Likewise.
23013 (lower_omp_ordered): Likewise.
23014 (lower_omp_critical): Likewise.
23016 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
23017 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
23019 * tree-gimple.c (is_gimple_call_addr): Fix doc.
23020 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
23021 TREE_CODE_LENGTH. Add tcc_vl_exp case.
23023 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
23024 and generalize to handle any number of operands.
23025 (chrec_contains_undetermined): Likewise.
23026 (tree_contains_chrecs): Likewise.
23027 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
23029 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
23031 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
23032 fold_call_expr instead of fold_builtin.
23033 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
23034 match declarations there.
23035 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
23038 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
23039 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23041 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
23042 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
23044 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
23047 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
23048 (execute_cse_sincos): Use new CALL_EXPR accessors.
23050 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
23052 * gimple-low.c (lower_function_body): Use build_call_expr.
23053 (lower_builtin_setjmp): Likewise.
23055 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
23056 (set_storage_via_libcall): Likewise.
23057 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
23058 instead of TREE_CODE_LENGTH.
23059 (expand_expr_real_1): Use new CALL_EXPR accessors.
23061 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
23062 generalize to handle any number of operands.
23063 (TB_parent_eq): Likewise.
23065 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
23066 (strip_builtin_expect): Likewise.
23068 * function.c (gimplify_parameters): Use build_call_expr.
23070 * tree-vectorizer.c (vect_is_simple_reduction): Use
23071 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23073 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
23074 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
23076 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
23079 * gimplify.c (build_stack_save_restore): Use build_call_expr.
23080 (gimplify_decl_expr): Likewise.
23081 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
23082 Use new CALL_EXPR iterators.
23083 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
23084 (gimplify_modify_expr_to_memset): Likewise.
23085 (gimplify_variable_sized_compare): Likewise.
23086 (gimplify_omp_atomic_fetch_op): Likewise.
23087 (gimplify_omp_atomic_pipeline): Likewise.
23088 (gimplify_omp_atomic_mutex): Likewise.
23089 (gimplify_function_tree): Likewise.
23091 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
23092 (call_expr_flags): Likewise.
23093 (expand_call): Likewise.
23095 * except.c (expand_builtin_eh_return_data_regno): Pass entire
23096 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23099 * coverage.c (create_coverage): Use build_call_expr.
23101 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
23102 (temp_call_expr_obstack): New.
23103 (pool_copy_list): Delete.
23104 (temp_copy_call_expr): New.
23105 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
23106 CALL_EXPR accessors. Get rid of special goo for copying argument
23107 lists and use temp_copy_call_expr instead.
23108 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
23109 CALL_EXPR accessors.
23110 (create_expression_by_pieces): Likewise. Use build_call_array
23111 to construct the result instead of fold_build3.
23112 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
23113 dealing with argument lists.
23114 (init_pre): Remove references to expression_node_pool and
23115 list_node_pool. Init temp_call_expr_obstack instead.
23116 (fini_pre): Remove references to expression_node_pool and
23119 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
23120 and walk arguments explicitly instead of as a list.
23122 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
23123 (mx_register_decls): Likewise.
23124 (mudflap_register_call): Likewise.
23125 (mudflap_finish_file): Likewise.
23127 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
23128 (ipa_callsite_compute_param): Likewise.
23130 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
23131 accessors and constructor.
23133 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
23134 accessors and constructor.
23135 (convert_tramp_reference): Likewise.
23136 (convert_call_expr): Likewise.
23137 (finalize_nesting_tree_1): Likewise.
23139 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
23142 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
23144 * tree-inline.c (initialize_inlined_parameters): Pass entire
23145 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
23147 (estimate_num_insns_1): Use new CALL_EXPR accessors.
23148 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
23150 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
23151 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23152 (vectorizable_reduction): Likewise.
23153 (vectorizable_call): Use new CALL_EXPR iterators.
23154 (vectorizable_conversion): Use build_call_expr.
23155 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
23156 (vect_gen_widened_results_half): Use build_call_expr.
23157 (vect_setup_realignment): Likewise.
23158 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
23160 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
23161 (pass_through_call): Likewise.
23162 (compute_object_sizes): Likewise. Use fold_call_expr instead of
23165 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
23166 (tree_gen_pow2_profiler): Likewise.
23167 (tree_gen_one_value_profiler): Likewise.
23168 (tree_gen_ic_func_profiler): Likewise.
23169 (tree_gen_average_profiler): Likewise.
23170 (tree_gen_ior_profiler): Likewise.
23172 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
23173 (find_func_aliases): Use new CALL_EXPR accessors. Add case
23174 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
23176 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
23177 of TREE_CODE_LENGTH.
23179 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
23180 of TREE_CODE_LENGTH.
23182 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
23184 (convert_to_integer): Likewise.
23186 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
23189 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23190 Brooks Moses <brooks.moses@codesourcery.com>
23191 Lee Millward <lee.millward@codesourcery.com>
23193 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
23195 * config/frv/frv.c (frv_expand_builtin): Likewise.
23196 * config/s390/s390.c (s390_expand_builtin): Likewise.
23198 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
23199 (sparc_expand_builtin): Use new CALL_EXPR accessors.
23201 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
23202 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
23203 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
23204 (ix86_expand_store_builtin): Likewise.
23205 (ix86_expand_unop_builtin): Likewise.
23206 (ix86_expand_unop1_builtin): Likewise.
23207 (ix86_expand_sse_compare): Likewise.
23208 (ix86_expand_sse_comi): Likewise.
23209 (ix86_expand_vec_init_builtin): Likewise.
23210 (ix86_expand_vec_ext_builtin): Likewise.
23211 (ix86_expand_vec_set_builtin): Likewise.
23212 (ix86_expand_builtin): Use new CALL_EXPR accessors.
23214 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
23215 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
23217 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
23218 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23219 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
23221 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
23223 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
23224 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
23225 arglist. Use new CALL_EXPR accessors. Fix callers.
23226 (altivec_expand_abs_builtin): Likewise.
23227 (rs6000_expand_binop_builtin): Likewise.
23228 (altivec_expand_predicate_builtin): Likewise.
23229 (altivec_expand_lv_builtin): Likewise.
23230 (spe_expand_stv_builtin): Likewise.
23231 (altivec_expand_stv_builtin): Likewise.
23232 (rs6000_expand_ternop_builtin): Likewise.
23233 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
23234 (altivec_expand_st_builtin): Likewise.
23235 (altivec_expand_dst_builtin): Likewise.
23236 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
23237 arglist. Use new CALL_EXPR accessors. Fix callers.
23238 (altivec_expand_vec_set_builtin): Likewise.
23239 (altivec_expand_vec_ext_builtin): Likewise.
23240 (altivec_expand_builtin): Use new CALL_EXPR accessors.
23241 (spe_expand_builtin): Likewise.
23242 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
23243 arglist. Use new CALL_EXPR accessors. Fix callers.
23244 (spe_expand_evsel_builtin): Likewise.
23245 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
23246 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
23248 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
23249 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
23250 (arm_expand_unop_builtin): Likewise.
23251 (arm_expand_builtin): Use new CALL_EXPR accessors.
23253 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
23256 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
23257 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
23259 (bfin_expand_unop_builtin): Likewise.
23260 (bfin_expand_builtin): Use new CALL_EXPR accessors.
23262 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
23263 Brooks Moses <brooks.moses@codesourcery.com>
23264 Lee Millward <lee.millward@codesourcery.com>
23266 * c-semantics.c (build_stmt): Add internal diagnostic check.
23268 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
23269 accessors. Print arguments explicitly instead of as a list.
23271 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
23273 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
23274 (c_finish_omp_flish): Likewise.
23276 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
23277 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
23278 instead of TREE_CODE_LENGTH.
23279 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
23280 (c_warn_unused_result): Likewise.
23282 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23285 * doc/invoke.texi (Warning Options): Remove
23286 -Werror-implicit-function-declaration.
23287 (Wimplicit-function-declaration): Update description.
23288 * opts.c (common_handle_option): Move handling of -Werror=* to...
23289 (enable_warning_as_error): ...here.
23290 * opts.h (enable_warning_as_error): Declare.
23291 * c-decl.c (implicit_decl_warning): Unless
23292 -Wno-implicit-function-declaration is given, emit a pedwarn if
23293 -std=c99 or emit a warning if -Wimplicit-function-declaration.
23294 * c.opt (Wimplicit-function-declaration): Replace
23295 mesg_implicit_function_declaration with
23296 warn_implicit_function_declaration.
23297 * c-opts.c (c_common_handle_option):
23298 -Werror-implicit-function-declaration is exactly equal as
23299 -Werror=implicit-function-declaration.
23300 (set_Wimplicit): Replace mesg_implicit_function_declaration with
23301 warn_implicit_function_declaration.
23302 (c_common_post_options): -Wimplict-function-declaration is enabled
23303 by default by -std=c99, otherwise is disabled by default.
23304 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
23306 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23308 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
23309 DECL on the rhs to a DECL on the lhs for debug info purposes if the
23310 former is ignored but not the latter.
23312 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
23314 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
23315 is made and the reference doesn't use the alias set of its type,
23316 do not create the temporary using that type.
23318 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
23320 * jump.c: Remove prototypes for delete_computation and
23321 delete_prior_computation.
23323 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23325 * jump.c (get_label_after): Delete.
23326 (get_label_before, delete_computation, delete_jump,
23327 delete_prior_computation, follow_jumps): Move...
23328 * reorg.c (delete_computation, delete_prior_computation): ... here...
23329 (get_label_before, delete_jump): ... making these static ...
23330 (follow_jumps): ... and simplifying this since it only runs after
23332 * rtl.h (get_label_after, get_label_before, delete_jump,
23333 follow_jumps): Delete prototypes.
23335 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
23337 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
23339 2007-02-15 Nick Clifton <nickc@redhat.com>
23341 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
23342 order to prevent it from being munged by the target.
23344 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
23346 * config/i386/i386.md: Remove misleading comment.
23348 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23350 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
23351 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
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 * tree-sra.c (instantiate_missing_elements): Canonicalize
23366 (sra_build_assignment): New.
23367 (generate_copy_inout, generate_element_copy,
23368 generate_element_zero, generate_one_element_init): Use it.
23370 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
23372 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
23375 2007-02-14 Joseph Myers <joseph@codesourcery.com>
23377 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
23378 types as aggregates not scalars.
23379 * function.c (assign_stack_temp_for_type): Likewise.
23381 2007-02-14 Roger Sayle <roger@eyesopen.com>
23382 Zdenek Dvorak <dvorakz@suse.cz>
23384 * tree-dump.c (dump_switch_p_1): Require exact match of the option
23387 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
23389 * passes.c (next_pass_1): Clear the next field of the copied
23392 2007-02-14 Richard Henderson <rth@redhat.com>
23394 * tree-sra.c (early_sra): New.
23395 (decl_can_be_decomposed_p): Deny va_list if early_sra.
23396 (tree_sra_early, pass_sra_early): New.
23397 * tree-pass.h (pass_sra_early): Declare.
23398 * passes.c (init_optimization_passes): Use it.
23400 2007-02-14 Richard Guenther <rguenther@suse.de>
23402 * flags.h (issue_strict_overflow_warning): Convert to a macro.
23404 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
23406 PR tree-optimization/30771
23407 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
23409 (vect_analyze_operations): Induction phis can now be marked as
23411 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
23412 Update documentation accordingly.
23414 2007-02-14 Nick Clifton <nickc@redhat.com>
23416 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
23417 most 3 arguments are supported.
23418 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
23420 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
23422 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
23423 Ensure dst->current is valid.
23425 2007-02-13 Paul Brook <paul@codesourcery.com>
23427 * config.gcc: Add arm*-*-uclinux-*eabi.
23428 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
23429 (SUBTARGET_EXTRA_LINK_SPEC): Define.
23430 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
23431 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
23432 (LINK_SPEC): Define.
23433 (LIB_SPEC): Define.
23434 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
23436 * config/arm/uclinux-eabi.h: New file.
23437 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
23438 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
23441 2007-02-13 Ian Lance Taylor <iant@google.com>
23443 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
23444 * flags.h (warn_strict_overflow): Declare.
23445 (enum warn_strict_overflow_code): Define.
23446 (issue_strict_overflow_warning): New static inline function.
23447 * opts.c (warn_strict_overflow): New variable.
23448 (common_handle_option): Handle OPT_Wstrict_overflow and
23449 OPT_Wstrict_overflow_.
23450 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
23452 * fold-const.c: Include intl.h.
23453 (fold_deferring_overflow_warnings): New static variable.
23454 (fold_deferred_overflow_warning): New static variable.
23455 (fold_deferred_overflow_code): New static variable.
23456 (fold_defer_overflow_warnings): New function.
23457 (fold_undefer_overflow_warnings): New function.
23458 (fold_undefer_and_ignore_overflow_warnings): New function.
23459 (fold_deferring_overflow_warnings_p): New function.
23460 (fold_overflow_warning): New static function.
23461 (make_range): Add strict_overflow_p parameter. Change all
23463 (extract_muldiv, extract_muldiv_1): Likewise.
23464 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
23465 tree_expr_nonnegative_p.
23466 (fold_negate_expr): Call fold_overflow_warning.
23467 (fold_range_test): Likewise.
23468 (fold_comparison): Likewise.
23469 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
23470 instead of tree_expr_nonnegative_p.
23471 (tree_expr_nonnegative_warnv_p): Rename from
23472 tree_expr_nonnegative_p, add strict_overflow_p parameter.
23473 (tree_expr_nonnegative_p): New function.
23474 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
23475 strict_overflow_p parameter.
23476 (tree_expr_nonzero_p): New function.
23477 * passes.c (verify_interpass_invariants): New static function.
23478 (execute_one_pass): Call it.
23479 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
23481 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
23482 (estimate_numbers_of_iterations): Likewise.
23483 (scev_probably_wraps_p): Likewise.
23484 * tree-ssa-ccp.c: Include "toplev.h".
23485 (evaluate_stmt): Defer fold overflow warnings until we know we are
23487 (struct fold_stmt_r_data): Add stmt field.
23488 (fold_stmt_r): Defer fold overflow warnings until we know we
23490 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
23491 (fold_stmt_inplace): Likewise.
23492 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
23493 (cleanup_control_expr_graph): Defer fold overflow warnings until
23494 we know we are going to optimize.
23495 * tree-cfg.c (fold_cond_expr_cond): Likewise.
23496 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
23498 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
23499 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
23500 * tree-ssa-loop-manip.c (create_iv): Likewise.
23501 * c-typeck.c (build_conditional_expr): Likewise.
23502 (build_binary_op): Likewise.
23503 * tree-vrp.c (vrp_expr_computes_nonzero): Call
23504 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
23505 (extract_range_from_unary_expr): Likewise.
23506 * simplify-rtx.c (simplify_const_relational_operation): Warn when
23507 assuming that signed overflow does not occur.
23508 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
23509 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
23510 (fold_defer_overflow_warnings): Declare.
23511 (fold_undefer_overflow_warnings): Declare.
23512 (fold_undefer_and_ignore_overflow_warnings): Declare.
23513 (fold_deferring_overflow_warnings_p): Declare.
23514 (tree_expr_nonzero_warnv_p): Declare.
23515 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
23516 of warning options.
23517 (Warning Options): Document -Wstrict-overflow.
23518 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
23519 (tree-ssa-ccp.o): Likewise.
23520 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
23521 (fold-const.o): Depend on intl.h.
23523 2007-02-13 Ian Lance Taylor <iant@google.com>
23525 PR middle-end/30751
23526 * lower-subreg.c (resolve_simple_move): Decompose subregs in
23529 2007-02-13 Stuart Hastings <stuart@apple.com>
23531 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
23533 2007-02-13 Richard Henderson <rth@redhat.com>
23535 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
23536 handled_component_p before looking for the indirect_ref.
23538 2007-02-13 Richard Henderson <rth@redhat.com>
23540 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
23541 remove flags clobber.
23542 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
23543 (bswaphi_lowpart): New.
23544 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
23545 remove TARGET_BSWAP test. Delete expander of the same name.
23547 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
23548 (expand_unop): Use them.
23550 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
23552 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
23553 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
23554 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
23555 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
23556 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
23557 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
23558 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
23559 assembler dialect choice from asm templates.
23561 2007-02-12 Richard Henderson <rth@redhat.com>
23563 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
23564 (fixuns_trunc<SSEMODEF>si2): Use it.
23565 * config/i386/sse.md (vec_setv4sf_0): Export.
23566 * config/i386/i386.c (ix86_build_const_vector): Export.
23567 (ix86_split_convert_uns_si_sse): Rename from
23568 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
23569 * config/i386/i386-protos.h: Update.
23571 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23574 * c-typeck.c (c_finish_return): Improve warning message.
23576 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23578 * alias.c (find_symbolic_term): Delete unused function.
23580 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
23582 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
23583 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
23584 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
23586 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
23588 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
23589 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
23590 the function, temporarily point the debug interface to the null one.
23592 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
23594 * dwarf2out.c (round_up_to_align): New static function.
23595 (field_byte_offset): Use it to round the offset.
23597 2007-02-12 Richard Henderson <rth@redhat.com>
23599 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
23600 (inswl_const): Export.
23602 2007-02-12 Richard Henderson <rth@redhat.com>
23604 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
23605 result mode of the libcall, convert back to outmode.
23607 2007-02-12 Roger Sayle <roger@eyesopen.com>
23609 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
23610 (bswapdi2): New define_expand to implement 32-bit implementation.
23612 2007-02-12 Nick Clifton <nickc@redhat.com>
23614 * doc/invoke.texi (Overall Options): Document --help=.
23615 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
23616 (cc1_options): Pass --help= on to cc1.
23617 (display_help): Add description of --help=.
23618 (process_command): Add code to handle --help=. Allow translated
23619 --help and --target-help switches to be passed on to compiler
23621 (main): Remove unused if statement.
23622 * opts.c (columns): Remove.
23623 (LEFT_COLUMN): Define.
23624 (wrap_help): Add columns argument.
23625 (print_filtered_help): Change parameters to be an include bitmask,
23626 an exclude bitmask, an any bitmask and the column width. Move the
23627 code to display the params list here. Add code to display the
23628 status of options rather than their descriptions if the quiet flag
23630 (print_specific_help): Change parameters to be an include bitmask,
23631 an exclude bitmask and an any bitmask. Move code to look up the
23632 column width here. Decide upon the title for an options listing.
23633 (common_handle_options): Add code to handle --help=. Adapt code
23634 for --help and --target-help to use the revised form of the
23635 print_specific_help function.
23636 (print_help): Delete.
23637 (print_param_help): Delete.
23638 (print_switch): Delete.
23639 * opts.h (cl_lang_count): Add prototype.
23640 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
23641 CL_MAX_OPTION_CLASS): New defines.
23642 * optc-gen.awk: Add construction of cl_lang_count.
23643 * c.opt: Add Warning attribute to warning options and Optimization
23644 attribute to optimization options.
23645 * common.opt: Likewise.
23647 Add -fhelp and -ftarget-help as aliases for the transformed --help
23648 and --target-help options.
23649 * opt-functions.awk: Add code to handle Warning and Optimization
23652 2007-02-12 Richard Henderson <rth@redhat.com>
23654 * config/alpha/constraints.md: New file.
23655 * config/alpha/alpha.c: Include tm-constrs.h.
23656 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
23657 alpha_extra_constraint): Remove.
23658 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
23659 * config/alpha/alpha-protos.h: Update.
23660 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
23661 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
23662 (EXTRA_CONSTRAINT): Remove.
23663 * config/alpha/alpha.md: Include constraints.md.
23664 (adddi splitter): Use satisfies_constraint_*.
23665 * config/alpha/predicates.md (add_operand): Likewise.
23666 (sext_add_operand, addition_operation): Likewise.
23668 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
23670 PR tree-optimization/29145
23671 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
23672 in our handling of restrict qualified pointers.
23674 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23677 * doc/invoke.texi (Wunused-value): Update description.
23678 (Wextra): Delete item.
23679 * opts.c (set_Wextra): Don't use the value of Wextra to set the
23680 value of Wunused-value.
23681 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
23682 (c_finish_stmt_expr): Don't check extra_warnings.
23683 (emit_side_effect_warnings): The caller is responsible to check
23686 2007-02-11 Roger Sayle <roger@eyesopen.com>
23687 Matt Thomas <matt@3am-software.com>
23689 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
23691 2007-02-11 Roger Sayle <roger@eyesopen.com>
23693 * simplify-rtx.c (simplify_relational_operation_1): Optimize
23694 comparisons of POPCOUNT against zero.
23695 (simplify_const_relational_operation): Likewise.
23697 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23699 * doc/invoke.texi (Wextra): Delete outdated paragraph.
23701 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23703 * dwarf2out.c (root_type): Delete unused function.
23705 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23707 * genattrtab.c (contained_in_p): Delete unused function.
23708 (write_expr_attr_cache): Likewise.
23710 2007-02-11 Jan Hubicka <jh@suse.cz>
23712 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
23715 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
23717 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
23718 to add the REG_EQ* note.
23719 * see.c (see_merge_one_use_extension): Likewise.
23720 * local-alloc.c (update_equiv_regs): Likewise. Also don't
23721 turn REG_EQUAL notes into REG_EQUIV notes if the target
23722 register may have more than one set.
23723 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
23724 * gcse.c (try_replace_reg): Likewise.
23725 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
23726 * calls.c (fixup_tail_calls): Likewise. Abort if there is
23727 more than one REG_EQUIV note.
23728 * reload1.c (gen_reload): Use set_unique_reg_note.
23730 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
23732 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
23733 (ix86_builtin_conversion): New function.
23735 2007-02-06 Mark Mitchell <mark@codesourcery.com>
23738 * tree.h (DECL_REPLACEABLE_P): New macro.
23739 * except.c (set_nothrow_function_flags): Likewise.
23741 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
23742 Ira Rosen <irar@il.ibm.com>
23743 Dorit Nuzman <dorit@il.ibm.com>
23745 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
23746 * targhooks.c (default_builtin_vectorized_conversion): New.
23747 * targhooks.h (default_builtin_vectorized_function): New declaration.
23748 * target.h (struct vectorize): Add builtin_conversion field.
23749 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
23750 stmt_vec_info_type value.
23751 (vectorizable_conversion): New declaration.
23752 * tree-vect-analyze.c (vect_analyze_operations): Add
23753 vectorizable_conversion call.
23754 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
23755 * tree-vect-transform.c (vectorizable_conversion): New function.
23756 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
23757 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
23759 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
23760 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
23761 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
23762 or ALTIVEC_BUILTIN_VCFSX.
23764 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23767 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
23768 CONST_DOUBLE and operand 0 is a hard register.
23769 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
23770 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
23771 is a hard floating-point register.
23773 2007-02-10 Richard Henderson <rth@redhat.com>
23774 Jakub Jelinek <jakub@redhat.com>
23775 Alexandre Oliva <aoliva@redhat.com>
23777 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
23778 * builtin-types.def (BT_WORD): Make unsigned.
23779 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
23780 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
23781 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
23782 * c-decl.c (grokdeclarator): Don't error if !have_tls.
23783 * c-parser.c (c_parser_omp_threadprivate): Likewise.
23784 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
23786 * expr.c (emutls_var_address): New.
23787 (expand_expr_real_1): Expand emulated tls.
23788 (expand_expr_addr_expr_1): Likewise.
23789 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
23790 * output.h (emutls_finish): Declare.
23791 * toplev.c (compile_file): Call it.
23792 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
23793 address before wrapping in CONST.
23794 * varasm.c (emutls_htab, emutls_object_type): New.
23795 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
23796 (get_emutls_object_name, get_emutls_object_type): New.
23797 (get_emutls_init_templ_addr, emutls_decl): New.
23798 (emutls_common_1, emutls_finish): New.
23799 (assemble_variable): When emulating tls, swap decls; generate
23800 constructor for the emutls objects.
23801 (do_assemble_alias): When emulating tls, swap decl and target name.
23802 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
23804 * varpool.c (decide_is_variable_needed): Look at force_output.
23805 Recurse for emulated tls.
23806 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
23807 with decide_is_variable_needed.
23808 * emutls.c: New file.
23809 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
23810 tls_object for real tls.
23812 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
23814 PR rtl-optimization/29599
23815 * reload1.c (eliminate_regs_in_insn): Take the destination
23816 mode into account when computing the offset.
23818 2007-02-09 Stuart Hastings <stuart@apple.com>
23819 Richard Henderson <rth@redhat.com>
23821 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
23822 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
23823 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
23824 fixuns_truncdfhi2): New.
23825 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
23826 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
23827 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
23828 (floatunssidf2): Allow nonimmediate source.
23829 * config/i386/sse.md (movdi_to_sse): New.
23830 (vec_concatv2di): Drop '*'.
23831 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
23832 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
23833 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
23835 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
23836 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
23837 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
23838 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
23839 (ix86_build_signbit_mask): Fix decl of v, refactor to call
23840 ix86_build_const_vector.
23841 (x86_emit_floatuns): Rewrite.
23843 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23845 * genautomata.c (longest_path_length): Delete unused function.
23846 (struct state): Delete unused longest_path_length.
23847 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
23848 (get_free_state): Delete unused.
23850 2007-02-09 Jan Hubicka <jh@suse.cz>
23852 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
23853 * doc/invoke.texi (inline-unit-growth): Update default value.
23855 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
23856 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
23857 (rebuild_cgraph_edges): Likewise.
23858 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
23859 (dump_cgraph_node): Dump frequencies.
23860 (cgraph_clone_edge): Add frequency scales.
23861 (cgraph_clone_node): Add freuqnecy.
23862 * cgraph.h (cgraph_edge): Add freuqnecy argument.
23863 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
23864 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
23865 * tree-pass.h (TODO_rebuild_frequencies): New constant.
23866 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
23867 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
23868 (save_inline_function_body): Likewise.
23869 * ipa-inline.c: inluce rtl.h
23870 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
23871 (cgraph_edge_badness): Use frequencies.
23872 (cgraph_decide_recursive_inlining): Update clonning.
23873 (cgraph_decide_inlining_of_small_function): Dump frequency.
23874 * predict.c (estimate_bb_frequencies): Export.
23875 * predict.h (estimate_bb_frequencies): Declare.
23876 * tree-inline.c (copy_bb): Watch overflows.
23877 (expand_call_inline): Update call of cgraph_create_edge.
23878 (optimize_inline_calls): Use TODO flags to update frequnecies.
23879 * passes.h: Include predict.h
23880 (init_optimization_passes): Move profile ahead.
23881 (execute_function_todo): Handle TODO_rebuild_frequencies.
23883 2007-02-09 Roger Sayle <roger@eyesopen.com>
23885 * config/alpha/alpha.c (emit_insxl): Force the first operand of
23886 the insbl or inswl pattern into a register.
23888 2007-02-09 Roger Sayle <roger@eyesopen.com>
23890 * config/ia64/ia64.md (bswapdi2): New define_insn.
23892 2007-02-09 Richard Henderson <rth@redhat.com>
23894 * config/i386/constraints.md (Ym): New constraint.
23895 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
23896 (movdi_1_rex64): Split sse and xmm general register moves from
23897 memory move alternatives. Use conditional register constraints.
23898 (movsf_1, movdf_integer): Likewise.
23899 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
23900 (movdf_integer_rex64): New.
23901 (pushsf_rex64): Fix output constraints.
23902 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
23903 (sse2_stored): Likewise.
23904 (sse2_storeq_rex64): New.
23905 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
23906 amd and not generic.
23907 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
23908 for optimize_size. Remove SF/DFmode hack.
23910 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
23912 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
23915 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
23916 Richard Sandiford <richard@codesourcery.com>
23918 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
23919 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
23920 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
23921 m68k/t-mlib to tmake_file.
23922 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
23923 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
23924 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
23925 Allow it to be cf or m68k. Set m68k_arch_family. If that
23926 variable is not empty, add t-$m68k_arch_family to tmake_file.
23927 Add t-mlibs to tmake_file.
23928 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
23929 * config/m68k/t-cf: New file.
23930 * config/m68k/t-m68k: Likewise.
23931 * config/m68k/t-mlibs: Likewise.
23932 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
23933 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
23934 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
23935 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
23936 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
23938 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
23939 (INSTALL_LIBGCC): Delete.
23940 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
23941 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
23942 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
23943 (M68K_MLIB_CPU): Define.
23944 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
23945 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
23946 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
23948 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
23949 Richard Guenther <rguenther@suse.de>
23951 PR middle-end/23361
23952 * fold-const.c (fold_comparison): Handle obfuscated comparisons
23953 against INT_MIN/INT_MAX.
23954 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
23955 file if a loop is removed.
23957 2007-02-09 Joseph Myers <joseph@codesourcery.com>
23959 * calls.c (store_one_arg): Pass correct alignment to
23960 emit_push_insn for non-BLKmode values.
23961 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
23962 unaligned stack slot via a suitably aligned slot.
23964 2007-02-08 DJ Delorie <dj@redhat.com>
23966 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
23968 (legal_subregs): Use unsigned char, make const.
23969 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
23971 2007-02-08 Paul Brook <paul@codesourcery.com>
23973 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
23974 special interworking needed.
23976 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
23978 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
23979 conditional to __SSE2__.
23980 (Entries below should have been added to first ChangeLog
23981 entry for amdfam10 dated 2007-02-05)
23982 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
23984 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
23986 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
23989 2007-02-08 DJ Delorie <dj@redhat.com>
23991 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
23992 * config/m32c/m32c.c (legal_subregs): New.
23993 (m32c_illegal_subreg_p): New.
23994 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
23995 unsupported subregs of hard regs.
23997 2007-02-08 Jan Hubicka <jh@suse.cz>
23999 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
24000 the same one; always update histograms.
24002 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24004 * passes.c (init_optimization_passes): Tidy comment.
24006 2007-02-08 Roger Sayle <roger@eyesopen.com>
24008 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
24009 strip zero_extend, bswap and rotates from POCOUNT's argument.
24010 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
24011 zero_extend and rotates from PARITY's argument.
24012 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
24013 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
24014 of an integer constant at compile-time.
24016 2007-02-08 Diego Novillo <dnovillo@redhat.com>
24019 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
24021 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
24024 * tree-ssa-live.c (remove_unused_locals): Do not remove
24025 TREE_ADDRESSABLE variables.
24026 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
24027 * tree-ssa-operands.c (add_virtual_operand): Remove argument
24028 FOR_CLOBBER. Update all users.
24029 If VAR has an associated alias set, add a virtual operand for
24030 it if no alias is found to conflict with the memory reference.
24032 2007-02-07 Jan Hubicka <jh@suse.cz>
24033 Robert Kidd <rkidd@crhc.uiuc.edu>
24035 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
24037 2007-02-07 Ian Lance Taylor <iant@google.com>
24039 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
24041 2007-02-07 Roger Sayle <roger@eyesopen.com>
24043 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
24044 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
24045 tablejumpdi, movsi_to_cr_one): Remove constraints from
24046 define_expand's match_operands.
24048 2007-02-07 Roger Sayle <roger@eyesopen.com>
24050 * global.c (compute_regsets): Move declatation of "i" inside of
24051 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
24053 2007-02-07 Jakub Jelinek <jakub@redhat.com>
24056 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
24057 of INDIRECT_REF <RESULT_DECL>.
24059 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
24061 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
24062 Kaz Kojima <kkojima@gcc.gnu.org>
24065 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
24067 (sh_initialize_trampoline): Add parentheses to avoid a warning.
24069 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
24071 * doc/loop.texi: Document possibility not to perform disambiguation
24072 of loops with multiple latches.
24073 * cfgloopmanip.c (alp_enum_p): Removed.
24074 (add_loop): Handle subloops. Use get_loop_body_with_size.
24075 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
24076 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
24077 the new forwarder block.
24078 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
24079 Handle the case latch is NULL.
24080 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
24081 modifications when marking loop exits.
24082 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
24084 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
24085 disambiguate_loops_with_multiple_latches.
24086 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
24087 before fix_loop_structure.
24088 * cfgloop.c: Include pointer-set.h and output.h.
24089 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
24090 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
24091 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
24092 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
24093 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
24094 disambiguate_multiple_latches, get_loop_body_with_size,
24095 disambiguate_loops_with_multiple_latches): New functions.
24096 (flow_loop_dump): Dump multiple latch edges.
24097 (flow_loop_nodes_find): Handle loops with multiple latches.
24098 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
24099 (glb_enum_p): Modified.
24100 (get_loop_body): Use get_loop_body_with_size.
24101 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
24102 (AVOID_CFG_MODIFICATIONS): New constant.
24103 (disambiguate_loops_with_multiple_latches, add_loop,
24104 get_loop_body_with_size): Declare.
24105 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
24107 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
24109 PR inline-asm/28686
24110 * global.c (compute_regsets): New function.
24111 (global_alloc): Refactored ELIMINABLE_REGSET
24112 and NO_GLOBAL_ALLOC_REGS computation out.
24113 (rest_of_handle_global_alloc): Call compute_regsets()
24114 for non-optimizing case.
24116 2007-02-06 Richard Henderson <rth@redhat.com>
24118 * config/i386/constraints.md (Y2): Rename from Y.
24119 (Yi): New constraint.
24120 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
24121 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
24122 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
24123 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
24124 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
24125 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
24126 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
24127 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
24128 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
24129 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
24130 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
24131 vec_extractv2si_1): Change Y constraints to Y2.
24132 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
24133 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
24134 Change Y constraints to Y2.
24135 (sse2_loadld): Change Y constraints to x.
24137 2007-02-06 Roger Sayle <roger@eyesopen.com>
24139 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
24140 (parity<mode>2): New define_expand using rs6000_emit_parity.
24141 * config/rs6000/rs6000.c (rs6000_emit_popcount,
24142 rs6000_emit_parity): New functions.
24143 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
24144 rs6000_emit_parity): Prototype here.
24146 2007-02-06 Ian Lance Taylor <iant@google.com>
24148 * lower-subreg.c (simple_move_operand): Reject CONST.
24149 (resolve_clobber): Call validate_change rather than directly
24150 assigning to XEXP (pat, 0).
24152 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24154 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
24155 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
24156 (tree-cfg.o): Remove hashtab.h dependency.
24158 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
24159 (struct ivopts_data): Change niters to pointer_map_t.
24160 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
24161 (niter_for_exit): Create pointer_map on demand. Change for
24163 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
24164 (free_loop_data): Destroy data->niters if created and reset field.
24165 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
24166 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
24168 * tree-ssa-reassoc.c: Include pointer-set.h.
24169 (bb_rank): Change to long *.
24170 (operand_rank): Change to pointer_map_t.
24171 (find_operand_rank): Return long, -1 if not found. Declare as inline.
24172 (insert_operand_rank): Accept long.
24173 (operand_entry_hash, operand_entry_eq): Remove.
24174 (get_rank): Return long. Adjust for changes above.
24175 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
24177 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
24179 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
24180 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
24181 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
24183 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
24184 directly since it cannot be NULL.
24185 (get_vi_for_tree): Rewrite for pointer_map API.
24186 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
24187 (init_alias_vars): Create vi_for_tree as pointer_map.
24188 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
24190 * tree-cfg.c: Don't include hashtab.h.
24191 (edge_to_cases): Declare as pointer_map.
24192 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
24194 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
24195 (start_recording_case_labels): Create edge_to_cases as pointer_map.
24196 (end_recoding_case_labels): Cleanup edge_to_cases manually before
24198 (record_switch_edge): Delete.
24199 (get_cases_for_edge): Adjust for pointer_map API, inline
24200 record_switch_edge (rewritten for new API), remove goto.
24202 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
24204 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
24205 * tree-nested.c: Include pointer-set.h.
24206 (var_map_elt, var_map_eq, var_map_hash): Delete.
24207 (struct nesting_info): Remove GTY marker. Change the two htab_t's
24208 to pointer_map_t's.
24209 (nesting_info_bitmap_obstack): New.
24210 (lookup_field_for_decl): Adjust for pointer_map API.
24211 (lookup_tramp_for_decl): Adjust for pointer_map API.
24212 (get_nonlocal_debug_decl): Adjust for pointer_map API.
24213 (get_local_debug_decl): Adjust for pointer_map API.
24214 (convert_nl_goto_reference): Adjust for pointer_map API.
24215 (convert_nl_goto_receiver): Adjust for pointer_map API.
24216 (create_nesting_tree): Create outside GGC space. Create bitmap on
24217 the new obstack. Create field_map and var_map as pointer_maps.
24218 (free_nesting_tree): Adjust for changes to create_nesting_tree.
24220 (lower_nested_functions): Move root here, no need to NULL it.
24221 Initialize and release the obstack.
24223 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
24225 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
24226 Remove prototypes and make them non-static.
24227 (struct tree_int_map): Remove.
24228 * tree.h (struct tree_int_map): Move here, turning TO into an
24230 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
24232 * tree.h (TREE_COMPLEXITY): Remove.
24233 (struct tree_exp): Remove complexity field.
24234 * tree.c (build1_stat): Don't set it.
24236 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
24237 Victor Kaplansky <victork@il.ibm.com>
24239 * tree-vectorizer.c (vect_is_simple_use): Support induction.
24240 (vect_is_simple_reduction): Support reduction with induction as
24241 one of the operands.
24242 (vect_is_simple_iv_evolution): Fix formatting.
24243 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
24244 formatting. Don't mark induction phis for vectorization.
24245 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
24246 * tree-vect-transform.c (get_initial_def_for_induction): New function.
24247 (vect_get_vec_def_for_operand): Support induction.
24248 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
24250 (vectorizable_reduction): Support reduction with induction as one of
24252 (vectorizable_type_demotion): Use def-type of stmt argument rather
24253 than dummy def-type.
24255 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
24256 flag_tree_scev_cprop.
24257 * common.opt (tree-scev-cprop): New flag.
24259 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
24260 call to vect_get_new_vect_var.
24262 2007-02-06 Ira Rosen <irar@il.ibm.com>
24264 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
24265 vectype is not NULL.
24266 (vect_pattern_recog_1): Likewise.
24268 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24270 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
24271 (fold_negate_expr): Likewise.
24273 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
24276 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
24277 even if cv-qualification is the same.
24279 2007-02-05 Geoffrey Keating <geoffk@apple.com>
24281 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
24282 __enable_execute_stack on completion.
24284 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24286 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
24287 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
24288 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
24289 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
24290 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
24291 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
24292 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
24293 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
24295 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24297 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
24298 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
24299 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
24300 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
24301 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
24302 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
24303 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
24304 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
24305 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
24306 umuldi3_highpart_rex64, umulsi3_highpart_insn,
24307 umulsi3_highpart_zext, smuldi3_highpart_rex64,
24308 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
24309 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
24310 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
24311 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
24312 sqrtextenddfxf2_i387): Added amdfam10_decode.
24314 * config/i386/athlon.md (athlon_idirect_amdfam10,
24315 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
24316 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
24317 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
24318 athlon_ivector_store_amdfam10): New define_insn_reservation.
24319 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
24322 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24324 * config/i386/athlon.md (athlon_call_amdfam10,
24325 athlon_pop_amdfam10, athlon_lea_amdfam10): New
24326 define_insn_reservation.
24327 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
24328 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
24329 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
24331 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24333 * config/i386/athlon.md (athlon_sseld_amdfam10,
24334 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
24335 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
24337 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24339 * config/i386/athlon.md (athlon_sseins_amdfam10): New
24340 define_insn_reservation.
24341 * config/i386/i386.md (sseins): Added sseins to define_attr type
24342 and define_attr unit.
24343 * config/i386/sse.md: Set type attribute to sseins for insertq
24346 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24348 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
24349 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
24350 ssecomi_load_amdfam10, ssecomi_amdfam10,
24351 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
24352 define_insn_reservation.
24353 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
24355 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24357 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
24358 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
24359 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
24360 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
24361 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
24362 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
24363 define_insn_reservation.
24365 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
24366 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
24367 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
24368 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
24369 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
24371 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24373 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
24374 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
24375 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
24376 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
24377 athlon_ssemul_load_k8): Added amdfam10.
24379 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24381 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
24382 (x86_sse_unaligned_move_optimal): New variable.
24384 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
24386 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
24387 for unaligned vector SSE double/single precision loads for AMDFAM10.
24389 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24391 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
24392 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
24393 Define TARGET_CPU_DEFAULT_amdfam10.
24394 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
24395 (processor_type): Add PROCESSOR_AMDFAM10.
24397 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
24398 processor_type in config/i386/i386.h.
24399 Enable imul peepholes for TARGET_AMDFAM10.
24401 * config.gcc: Add support for --with-cpu option for amdfam10.
24403 * config/i386/i386.c (amdfam10_cost): New variable.
24404 (m_AMDFAM10): New macro.
24405 (m_ATHLON_K8_AMDFAM10): New macro.
24406 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
24407 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
24408 x86_promote_QImode, x86_integer_DFmode_moves,
24409 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24410 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
24411 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
24412 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
24413 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
24414 Enable/disable for amdfam10.
24415 (override_options): Add amdfam10_cost to processor_target_table.
24416 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
24417 processor_alias_table.
24418 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
24419 (ix86_adjust_cost): Add code for amdfam10.
24421 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
24423 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
24424 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
24425 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
24426 * config/i386/i386.h: Add builtin definition for SSE4A.
24427 * config/i386/i386.md: Add support for ABM instructions
24428 (popcnt and lzcnt).
24429 * config/i386/sse.md: Add support for SSE4A instructions
24430 (movntss, movntsd, extrq, insertq).
24431 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
24432 Add -march=amdfam10 flag.
24433 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
24434 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
24436 * doc/extend.texi: Add documentation for SSE4A builtins.
24438 2007-02-05 Bob Wilson <bob.wilson@acm.org>
24440 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
24442 2007-02-05 Richard Guenther <rguenther@suse.de>
24444 * tree-vectorizer.h (vectorizable_function): Add argument type
24445 argument, change return type.
24446 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
24447 * tree-vect-transform.c (vectorizable_function): Handle extra
24448 argument, return vectorized function decl.
24449 (build_vectorized_function_call): Remove.
24450 (vectorizable_call): Handle calls with result and argument types
24451 differing. Handle loop vectorization factor correctly.
24452 * targhooks.c (default_builtin_vectorized_function): Adjust for
24454 * targhooks.h (default_builtin_vectorized_function): Likewise.
24455 * target.h (builtin_vectorized_function): Add argument type
24457 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
24458 extra argument, allow vectorizing of lrintf.
24459 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
24460 documentation of target hook.
24462 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
24465 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
24466 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
24467 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
24469 2007-02-05 Roger Sayle <roger@eyesopen.com>
24471 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
24472 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
24473 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
24474 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
24475 before canonicalizing sincos to cexpi.
24476 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
24478 2007-02-05 Roger Sayle <roger@eyesopen.com>
24480 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
24481 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
24482 (alpha_init_builtins): Use alpha_add_builtins to process tables.
24484 2007-02-05 Roger Sayle <roger@eyesopen.com>
24486 * mips-tfile.c (initialize_init_file): Correct endianness test.
24488 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
24490 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
24491 the 'y' constraint.
24493 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24495 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
24496 saves in a PARALLEL before the register assignments.
24498 2007-02-05 Richard Sandiford <richard@codesourcery.com>
24500 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
24501 DWARF_FRAME_RETURN_COLUMN to be a general register.
24502 * dwarf2out.c (init_return_column_size): New function, split from...
24503 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
24504 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
24505 to be nongeneral registers.
24506 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
24508 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
24509 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
24511 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24513 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
24515 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
24517 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
24518 (remove_path): Use can_remove_branch_p and remove_branch instead
24519 of loop_delete_branch_edge.
24520 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
24521 (tree_transform_and_unroll_loop): Remove dead branches immediately.
24522 Update profile using scale_dominated_blocks_in_loop.
24523 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
24524 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
24525 (can_remove_branch_p, remove_branch): Declare.
24526 * tree-cfg.c (tree_can_remove_branch_p): New function.
24527 (tree_cfg_hooks): Add tree_can_remove_branch_p.
24528 * cfgrtl.c (rtl_can_remove_branch_p): New function.
24529 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
24531 2007-02-05 Jan Hubicka <jh@suse.cz>
24533 PR middle-end/30696
24534 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
24535 nodes in cgraph, don't remove offline copy of the function.
24537 2007-02-04 Jan Hubicka <jh@suse.cz>
24539 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
24540 vectors might cause maybe_lookup_element_for_expr to be called
24541 on non-sra-candidate.
24543 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24545 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
24546 config/bfin/bfin.md, config/bfin/predicates.md: Follow
24547 spelling conventions.
24549 2007-02-04 Richard Guenther <rguenther@suse.de>
24551 PR middle-end/30636
24552 * fold-const.c (try_move_mult_to_index): Make sure to not
24553 overflow one dimension of a multi-dimensional array access.
24555 2007-02-04 Jan Hubicka <jh@suse.cz>
24557 * passes.c (init_optimization_passes): Reindent.
24559 2007-02-04 Jan Hubicka <jh@suse.cz>
24560 Eric Botcazou <ebotcazou@adacore.com>
24562 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
24563 (execute_fixup_cfg): Break out the abnormal goto code.
24564 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
24565 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
24566 (optimize_inline_calls): Call make_nonlocal_label_edges.
24568 2007-02-04 Jan Hubicka <jh@suse.cz>
24570 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
24571 true when something was changed.
24572 (rename_ssa_copies): When something was changed, do
24573 TODO_remove_unused_locals.
24574 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
24575 add TODO_remove_unused_locals when instruction was removed.
24577 2007-02-04 Jan Hubicka <jh@suse.cz>
24579 * ipa-inline.c (try_inline): Improve debug output; work on already
24581 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
24582 call try_inline for already inlined edges too when flattening;
24583 inline also functions that make callee growth but overall unit size
24586 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24588 * config/m32c/bitops.md, config/m32c/jump.md,
24589 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
24590 config/m32r/m32r.h, config/m32r/m32r.md,
24591 config/m32r/predicates.md, config/m68hc11/larith.asm,
24592 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
24593 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
24594 config/mips/mips-protos.h, config/mips/mips.c,
24595 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
24596 config/mn10300/mn10300.h, config/mn10300/predicates.md,
24597 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
24598 spelling conventions.
24600 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
24601 Follow spelling conventions.
24603 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
24605 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
24606 warn about C++0x compatibility.
24608 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
24610 * config/h8300/h8300.c, config/h8300/h8300.h,
24611 config/h8300/h8300.md: Follow spelling conventions.
24613 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
24615 PR middle-end/30667
24616 * combine.c (try_combine): Do not substitute source operand
24617 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
24619 2007-02-03 Jan Hubicka <jh@suse.cz>
24621 PR gcov-profile/30650
24622 * value-prof.c (stringop_block_profile): Fix handling of size counter;
24623 do not divide by zero for never executed counters.
24624 (tree_find_values_to_profile): Fix counters.
24625 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
24627 2007-02-03 Ian Lance Taylor <iant@google.com>
24629 * lower-subreg.c (simple_move_operand): New static function,
24630 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
24632 (simple_move): Call simple_move_operand.
24633 (find_decomposable_subregs): Add special handling of MEMs.
24634 (can_decompose_p): Rename from cannot_decompose_p. Reverse
24635 meaning of return value. If we see a hard register, test whether
24636 it can store a word_mode value. Change all callers.
24638 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24640 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
24641 ftrapv insns and expanders.
24642 (subdi3): Change define_expand operand 1 to arith11_operand, and
24643 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
24644 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
24645 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
24648 PR middle-end/30174
24649 * varasm.c (notice_global_symbol): Treat global objects as weak when
24650 flag_shlib is true.
24652 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24654 * emit-rtl.c (dconstpi): Delete.
24655 (dconstsqrt2): New.
24656 (init_emit_once): Delete dconstpi and init dconstsqrt2.
24657 * real.h (dconstpi): Delete.
24658 (dconstsqrt2): New.
24659 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
24660 (fold_builtin_hypot): Likewise.
24662 2007-02-03 Tom Tromey <tromey@redhat.com>
24665 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
24666 -gcoff3, -gxcoff3, -gvms3 implies -dD.
24668 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
24670 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
24671 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
24672 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
24673 config/rs6000/cell.md, config/rs6000/darwin.h,
24674 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
24675 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
24676 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
24677 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
24678 typos. Follow spelling conventions.
24679 * doc/invoke.texi: Follow spelling conventions.
24681 2007-02-03 Roger Sayle <roger@eyesopen.com>
24683 * simplify-rtx.c (simplify_relational_operation_1): Implement some
24684 canonicalization transformations that attempt to simplify integer
24685 constant comparisons to become comparisons against zero.
24687 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24689 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
24691 * fold-const.c (fold_binary): Fix comment typos. Fold complex
24692 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
24694 2007-02-02 Mike Stump <mrs@apple.com>
24696 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
24697 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
24698 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
24699 generate a branch island.
24701 2007-02-02 Bob Wilson <bob.wilson@acm.org>
24703 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
24704 (xtensa_legitimate_address_p): New.
24705 (xtensa_legitimize_address): New.
24706 (xtensa_output_addr_const_extra): New.
24707 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
24709 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
24710 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
24711 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
24712 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
24713 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
24714 (xtensa_legitimize_address): New.
24715 (xtensa_output_addr_const_extra): New.
24717 2007-02-02 Steve Ellcey <sje@cup.hp.com>
24719 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
24721 2007-02-02 Ian Lance Taylor <iant@google.com>
24723 * expmed.c (expand_divmod): Add comment.
24725 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
24727 * emit-rtl.c (renumber_insns): Remove.
24728 * flags.h: Remove the extern for flag_renumber_insns.
24729 * rtl.h: Remove the prototype for renumber_insns.
24730 * toplev.c (flag_renumber_insns): Remove.
24732 2007-02-02 Hui-May Chang <hm.chang@apple.com>
24734 Revert for x86 darwin:
24735 2005-06-19 Uros Bizjak <uros@kss-loka.si>
24737 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
24738 code before the following patch under TARGET_MACHO.
24739 (ix86_function_value_regno_p): Likewise.
24741 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24743 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
24746 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
24749 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
24750 loads to general or fp registers. Add comments.
24751 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
24753 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
24755 * pointer-set.c (insert_aux): Only return insertion slot.
24756 (pointer_set_insert): Adjust.
24757 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
24758 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
24759 pointer_map_traverse): New.
24760 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
24761 pointer_map_create, pointer_map_destroy, pointer_map_insert,
24762 pointer_map_contains, pointer_map_traverse): Declare.
24764 2007-02-02 Jakub Jelinek <jakub@redhat.com>
24766 PR middle-end/30473
24767 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
24768 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
24770 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
24772 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
24774 (struct _dep): New type.
24775 (dep_t): New typedef.
24776 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
24777 (DEP_STATUS): New access macro. The macro with the same name was
24778 renamed to DEP_LINK_STATUS.
24779 (dep_init): Declare function
24781 (struct _dep_link): New type.
24782 (dep_link_t): New typedef.
24783 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
24784 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
24785 (DEP_LINK_STATUS): New macro.
24786 (debug_dep_links): New debug function.
24788 (struct _deps_list): New type.
24789 (deps_list_t): New typedef.
24790 (DEPS_LIST_FIRST): New access macro.
24791 (FOR_EACH_DEP_LINK): New cycle macro.
24792 (create_deps_list, free_deps_list, delete_deps_list): Declare
24794 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
24795 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
24796 (copy_deps_list_change_con): Ditto.
24798 (move_dep_link): Declare function.
24800 (struct _dep_node): New type.
24801 (dep_node_t): New typedef.
24802 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
24804 (struct haifa_insn_data.back_deps): New field to hold backward
24805 dependencies of the insn.
24806 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
24808 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
24809 Change its type to deps_list_t.
24810 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
24811 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
24812 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
24814 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
24816 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
24818 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
24820 (dep_cost): Declare.
24822 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
24823 (ds_to_dk, dk_to_ds): New functions.
24825 (init_dep_1): New static function.
24826 (init_dep): New function.
24827 (copy_dep): New static function.
24829 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
24831 (detach_dep_link): New static function.
24832 (move_dep_link): New function.
24834 (dep_links_consistent_p, dump_dep_links): New static functions.
24835 (debug_dep_links): New debugging function.
24837 (deps_obstack, dl_obstack, dn_obstack): New static variables.
24839 (alloc_deps_list, init_deps_list): New static functions.
24840 (create_deps_list): New function.
24841 (clear_deps_list): New static function.
24842 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
24843 (deps_list_consistent_p, dump_deps_list): New static functions.
24844 (debug_deps_list): New function.
24845 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
24847 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
24849 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
24850 use new scheduler dependencies lists.
24851 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
24852 (sched_analyze): Ditto. Initialize dependencies lists.
24853 (add_forw_dep, compute_forward_dependences): Update to use new
24854 scheduler dependencies lists.
24856 (init_dependency_caches): Init deps_obstack.
24857 (free_dependency_caches): Free deps_obstack.
24859 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
24860 new scheduler dependencies lists.
24861 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
24862 (add_back_forw_dep, delete_back_forw_dep): Ditto.
24864 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
24865 Update to use new scheduler dependencies lists.
24866 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
24867 (debug_dependencies): Ditto.
24868 (schedule_region): Update comments.
24870 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
24871 scheduler dependencies lists.
24872 (schedule_ebb): Update comments.
24874 * rtl.def (DEPS_LIST): Remove.
24876 * lists.c (unused_deps_list): Remove.
24877 (free_list): Update assertions.
24879 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
24880 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
24882 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
24883 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
24885 * haifa-sched.c (comments): Update.
24886 (insn_cost1): Remove. Inline the code into insn_cost ().
24887 (insn_cost): Update to use new scheduler dependencies lists. Move
24888 processing of the dependency cost to dep_cost ().
24889 (dep_cost): New function. Use it instead of insn_cost () when
24890 evaluating cost of the dependency. Use compatible interface to
24891 interact with the target.
24892 (priority): Update to use new scheduler dependencies lists.
24893 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
24894 with greater number of insns that depend on the insn.
24895 (schedule_insn): Update to use new scheduler dependencies lists. Add
24896 code to free backward dependencies lists. Inline and optimize code
24897 from resolve_dep () - see PR28071.
24898 (ok_for_early_queue_removal): Update to use new scheduler dependencies
24899 lists. Update call to targetm.sched.is_costly_dependence hook.
24901 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
24902 scheduler dependencies lists.
24904 (resolve_dep): Remove. Move the logic to schedule_insn ().
24905 (init_h_i_d): Initialize dependencies lists.
24907 (process_insn_depend_be_in_spec): Rename to
24908 process_insn_forw_deps_be_in_spec. Update to use new scheduler
24909 dependencies lists.
24910 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
24911 Update to use new scheduler dependencies lists.
24912 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
24914 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
24915 new scheduler dependencies lists.
24916 (build_intra_loop_deps): Ditto.
24918 * target.h (struct _dep): Declare to use in
24919 gcc_target.sched.is_costly_dependence.
24920 (struct gcc_target.sched.adjust_cost): Fix typo.
24921 (struct gcc_target.sched.is_costly_dependence): Change signature to
24922 use single dep_t parameter instead of an equivalent triad.
24923 (struct gcc_target.sched.adjust_cost_2): Remove.
24925 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
24927 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
24929 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
24931 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
24933 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
24934 (REG_DEP_TRUE): Document.
24936 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
24937 Change signature to correspond to the targetm.sched.adjust_cost hook.
24938 Update use in TARGET_SCHED_ADJUST_COST_2.
24939 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
24940 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
24941 new scheduler dependencies lists.
24942 (ia64_gen_check): Ditto.
24944 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
24945 scheduler dependencies lists.
24947 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
24948 signature to correspond to the targetm.sched.is_costly_dependence hook.
24949 (is_costly_group): Update to use new scheduler dependencies lists.
24951 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
24952 instead of INSN_COST () macro.
24954 2007-02-01 Ian Lance Taylor <iant@google.com>
24956 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
24958 2007-02-01 Guy Martin <gmsoft@gentoo.org>
24960 * pa.md (tp_load): Correct mfctl instruction syntax.
24962 2007-02-01 Geoffrey Keating <geoffk@apple.com>
24964 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
24965 altivec_padding_size calculation on AIX. Improve comment, add
24966 assert to verify that it's right.
24968 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
24971 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
24973 PR inline-asm/28686
24974 * global.c (global_alloc): Add mising initialization of
24977 2007-02-01 Roger Sayle <roger@eyesopen.com>
24979 * alias.c (init_alias_analysis): Correct whitespace.
24980 * bb-reorder.c (fix_edges_for_rarely_executed_code,
24981 partition_hot_cold_basic_blocks): Likewise.
24982 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
24983 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
24984 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
24985 fold_builtin_snprintf_chk, fold_builtin_printf,
24986 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
24987 do_mpfr_arg3, do_mpfr_sincos): Likewise.
24988 * cfgcleanup.c (cleanup_cfg): Likewise.
24989 * cfgexpand.c (tree_expand_cfg): Likewise.
24990 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
24991 * function.c (get_next_funcdef_no): Likewise.
24992 * gengtype.c (main): Likewise.
24993 * genmodes.c (main): Likewise.
24994 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
24995 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
24996 * ifcvt.c (noce_emit_move_insn): Likewise.
24997 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
24999 * stor-layout.c (get_best_mode): Likewise.
25000 * tree-ssa-loop-niter.c (get_val_for): Likewise.
25001 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
25002 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
25003 perform_var_substitution, solve_graph): Likewise.
25004 * tree-vrp.c (vrp_finalize): Likewise.
25006 2007-02-01 Ian Lance Taylor <iant@google.com>
25008 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
25009 high part of a paradoxical subreg, return a constant zero.
25011 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
25013 * toplev.c (lang_dependent_init): Call init_set_costs.
25014 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
25016 2007-02-01 Richard Guenther <rguenther@suse.de>
25018 PR middle-end/30656
25019 * fold-const.c (fold_negate_expr): Allow negating a
25020 constant if overflow does not change.
25022 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25024 * doc/c-tree.texi (Expression trees): Improve markup.
25025 * doc/tm.texi (Register Classes, Addressing Modes)
25026 (Floating Point): Fix spacing after abbreviations. Fix some
25029 2007-02-01 Ben Elliston <bje@au.ibm.com>
25031 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
25032 * doc/contrib.texi: Likewise.
25033 * doc/install.texi: Likewise.
25035 2007-01-31 Richard Henderson <rth@redhat.com>
25036 Ian Lance Taylor <iant@google.com>
25038 * lower-subreg.c: New file.
25039 * rtl.def (CONCATN): Define.
25040 * passes.c (init_optimization_passes): Add pass_lower_subreg and
25041 pass_lower_subreg2.
25042 * emit-rtl.c (update_reg_offset): New static function, broken out
25043 of gen_rtx_REG_offset.
25044 (gen_rtx_REG_offset): Call update_reg_offset.
25045 (gen_reg_rtx_offset): New function.
25046 * regclass.c: Revert patch of 2006-03-05, restoring
25048 (clear_reg_info_regno): New function.
25049 * dwarf2out.c (concatn_loc_descriptor): New static function.
25050 (loc_descriptor): Handle CONCATN.
25051 * common.opt (fsplit_wide_types): New option.
25052 * opts.c (decode_options): Set flag_split_wide_types when
25054 * timevar.def (TV_LOWER_SUBREG): Define.
25055 * rtl.h (gen_reg_rtx_offset): Declare.
25056 (reg_scan_update): Declare.
25057 * regs.h (clear_reg_info_regno): Declare.
25058 * tree-pass.h (pass_lower_subreg): Declare.
25059 (pass_lower_subreg2): Declare.
25060 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
25061 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
25062 -fsplit-wide-types.
25063 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
25064 * Makefile.in (OBJS-common): Add lower-subreg.o.
25065 (lower-subreg.o): New target.
25067 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25069 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
25071 2007-01-31 Anatoly Sokolov <aesok@post.ru>
25074 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
25076 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25078 PR middle-end/29335
25079 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
25081 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
25083 * cfgloop.h: Include vec-prim.h.
25084 (enum li_flags): Remove LI_ONLY_OLD.
25085 (loop_iterator): Changed.
25086 (fel_next, fel_init): Iterate over loop tree.
25087 (FOR_EACH_LOOP_BREAK): New macro.
25088 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
25090 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
25091 * modulo-sched.c (sms_schedule): Ditto.
25092 * tree-vectorizer.c (vectorize_loops): Ditto.
25093 * doc/loop.texi: Update information on loop numbering and behavior of
25094 FOR_EACH_LOOP wrto new loops.
25095 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
25096 add_to_evolution_1): Test nestedness of loops instead of comparing
25098 * tree-chrec.c (chrec_fold_plus_poly_poly,
25099 chrec_fold_multiply_poly_poly, chrec_evaluate,
25100 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
25101 reset_evolution_in_loop): Ditto.
25102 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
25104 2007-01-31 Dirk Mueller <dmueller@suse.de>
25106 * c-common.c (warn_about_parentheses): Separate warning about
25107 un-parenthized sequence of comparison operators from the one
25108 which is supposed to warn about x <= y <= z.
25110 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
25112 * optabs.h (enum optab_index): Add new OTI_isinf.
25113 (isinf_optab): Define corresponding macro.
25114 * optabs.c (init_optabs): Initialize isinf_optab.
25115 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
25117 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
25118 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
25120 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
25121 expand_builtin_interclass_mathfn.
25122 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
25123 * config/i386/i386.md (UNSPEC_FXAM): New constant.
25124 (fxam<mode>2_i387): New insn pattern.
25125 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
25126 built-in functions as x87 inline asm.
25128 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25130 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
25132 2007-01-30 Eric Christopher <echristo@apple.com>
25134 * config.gcc: Add geode.
25136 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
25138 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
25139 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
25140 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
25141 value-prof.c: Fix comment typos.
25143 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25146 * doc/invoke.texi (Wpointer-arith): Document warning.
25148 2007-01-30 Janis Johnson <janis187@us.ibm.com>
25150 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
25151 the list of discrepancies from the draft TR.
25153 2007-01-30 Dirk Mueller <dmueller@suse.de>
25156 * doc/invoke.texi (-Wreturn-type): Update description to
25157 match new behavior.
25159 2007-01-30 Richard Sandiford <richard@codesourcery.com>
25161 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
25163 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
25165 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
25166 to handle optabs that operate on floating point input argument and
25167 output to integer output.
25168 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
25169 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
25170 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
25171 expand_builtin_interclass_mathfn ().
25172 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
25173 (ilogbsi2): Remove.
25174 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
25175 ilogbl built-in functions as x87 intrinsics.
25177 2007-01-30 Richard Guenther <rguenther@suse.de>
25179 PR middle-end/27657
25180 * dwarf2out.c (reference_to_unused): Query varpool if the
25181 variable was output.
25183 2007-01-30 Richard Guenther <rguenther@suse.de>
25185 PR middle-end/30313
25186 * passes.c (execute_one_pass): Reset in_gimple_form to not
25187 confuse non-unit-at-a-time mode.
25189 2007-01-29 Roger Sayle <roger@eyesopen.com>
25190 Richard Guenther <rguenther@suse.de>
25192 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
25193 avoid undefined behaviour on overflow. Use force_fit_type_double
25194 to construct the constant with the specified TREE_OVERFLOW.
25196 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25198 * config/dfp-bit.c: Add parameterized support for fp exceptions.
25199 * config/dfp-bit.h: Ditto.
25201 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25203 * c-decl.c (pop_scope): Replace warnings with call to
25204 warn_for_unused_label.
25205 * c-common.h (warn_for_unused_label): Declare.
25206 * c-common.c (warn_for_unused_label): Define.
25208 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25210 * tree-optimize.c (update_inlined_to_pointers): Delete unused
25213 2007-01-29 Janis Johnson <janis187@us.ibm.com>
25215 * Makefile.in (USER_H): Remove decfloat.h.
25216 * ginclude/decfloat.h: Delete, moving contents to ...
25217 * ginclude/float.h: Add support for decimal floating point,
25218 guarded by __STDC_WANT_DEC_FP__.
25220 2007-01-29 Mike Stump <mrs@apple.com>
25222 * doc/gccint.texi (Top): Rename Loop Representation to Loop
25223 Analysis and Representation to resolve case insensitive conflict.
25224 * doc/loop.texi (Loop Analysis and Representation): Likewise.
25226 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
25228 * tree.h (struct tree_memory_tag): Add aliases member.
25229 (MTAG_ALIASES): New macro.
25230 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
25231 (add_may_alias): Remove pointer-set. Update for may_aliases being
25233 (mark_aliases_call_clobbered): Update for may_aliases being a
25235 (compute_tag_properties): Ditto.
25236 (create_partition_for): Ditto.
25237 (compute_memory_partitions): Ditto.
25238 (dump_may_aliases_for): Ditto.
25239 (is_aliased_with): Ditto.
25240 (add_may_alias_for_new_tag): Ditto.
25241 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
25242 (compute_is_aliased): New function.
25243 (compute_may_aliases): Call compute_is_aliased).
25244 (init_alias_info): Initialize alias_bitmap_obstack.
25245 (union_alias_set_into): New function.
25246 (compute_flow_sensitive_aliasing): Use union_aliases_into.
25247 (have_common_aliases_p): Rewrite to take two bitmaps and use
25249 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
25250 Update for bitmaps.
25251 (finalize_ref_all_pointers): Update for add_may_alias changes.
25252 (new_type_alias): Ditto.
25253 * tree-flow-inline.h (may_aliases): Return a bitmap.
25254 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
25255 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
25256 may_aliases being a bitmap.
25257 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
25258 may_aliases now returns a bitmap.
25259 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
25261 * tree-ssa-operands.c (add_virtual_operand): Update for
25262 may_aliases being a bitmap.
25264 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
25266 PR tree-optimization/30630
25267 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
25268 variable as changed.
25270 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
25273 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
25274 expanded only once even if an error occurs.
25276 2007-01-29 Ben Elliston <bje@au.ibm.com>
25278 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
25279 (__gcov_average_profiler): Likewise.
25280 (__gcov_ior_profiler): Likewise.
25281 (__gcov_merge_ior): Likewise.
25283 2007-01-28 Jan Hubicka <jh@suse.cz>
25285 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
25286 * value-prof.c (stringop_block_profile): Likewise.
25288 2007-01-28 Jan Hubicka <jh@suse.cz>
25290 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
25291 Add variant handling histograms; add wrapper.
25292 (clear_storage_via_libcall): Export.
25293 (emit_block_move_hints): Break out from ...; add histograms.
25294 (emit_block_move): ... this one.
25295 (clear_storage_hints): Break out from ...; add histograms.
25296 (clear_storage): ... this one.
25297 (set_storage_via_memset): Handle histogram.
25298 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
25299 (clear_storage_hints, clear_storage_via_libcall): Declare.
25300 (set_storage_via_setmem): Update prototype.
25301 * doc/md.texi (movmem, setmem): Document new arguments.
25303 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
25304 Add new histograms.
25305 (stringop_block_profile): New global function.
25306 (tree_stringops_values_to_profile): Profile block size and alignment.
25307 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
25309 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
25310 (stringop_block_profile): Declare.
25311 * builtins.c: Include value-prof.h.
25312 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
25313 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
25314 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
25315 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
25316 * profile.c (instrument_values): Add new counters.
25317 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
25319 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
25320 (tree_init_edge_profiler): Build new profilers.
25321 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
25322 (pass_tree_profile): Add dump.
25323 (tree_profile_hooks): Update.
25324 * Makefile.in (LIBGCOV): Add new constants.
25325 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
25326 __gcov_ior_profiler): New.
25327 * i386.md (movmem/setmem expanders): Add new optional arguments.
25329 2007-01-28 David Edelsohn <edelsohn@gnu.org>
25331 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
25333 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25335 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
25336 (tree_unswitch_single_loop): Pass eni_size_weights to
25337 tree_num_loop_insns.
25338 * tree-ssa-loop-manip.c: Include tree-inline.h.
25339 (can_unroll_loop_p): Pass eni_size_weights to
25340 tree_num_loop_insns.
25341 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
25342 Pass eni_size_weights to estimate_num_insns.
25343 * tree.h (init_inline_once): Export.
25344 * toplev.c (backend_init): Call init_inline_once.
25345 * cgraphunit.c (cgraph_process_new_functions,
25346 cgraph_analyze_function): Pass eni_inlining_weights to
25347 estimate_num_insns.
25348 * ipa-inline.c (compute_inline_parameters): Ditto.
25349 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
25350 to estimate_num_insns.
25351 (try_unroll_loop_completely): Pass eni_size_weights to
25352 tree_num_loop_insns.
25353 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
25354 ot estimate_num_insns.
25355 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
25356 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
25357 * tree-inline.c (eni_inlining_weights, eni_size_weights,
25358 eni_time_weights): New variables.
25359 (init_inline_once): Initialize them.
25360 (struct eni_data): Mew.
25361 (estimate_num_insns_1, estimate_num_insns): Use weights.
25362 * tree-inline.h (struct eni_weights_d): New.
25363 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
25364 (estimate_num_insns): Declaration changed.
25365 * cfgloop.h (tree_num_loop_insns): Declaration changed.
25366 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
25367 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
25369 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
25371 * tree-data-ref.c (conflict_fn): Assert that the number of affine
25372 relations in the conflict function is valid.
25374 2007-01-27 Ian Lance Taylor <iant@google.com>
25376 * common.opt: Add fstrict-overflow.
25377 * opts.c (decode_options): Set flag_strict_overflow if -O2.
25378 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
25379 (TYPE_OVERFLOW_UNDEFINED): Define.
25380 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
25382 * tree.h (TYPE_TRAP_SIGNED): Don't define.
25383 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
25384 (fold_negate_expr): Likewise.
25385 (make_range): Likewise.
25386 (extract_muldiv_1): Likewise.
25387 (maybe_canonicalize_comparison): Likewise.
25388 (fold_comparison): Likewise.
25389 (fold_binary): Likewise.
25390 (tree_expr_nonnegative_p): Likewise.
25391 (tree_expr_nonzero_p): Likewise.
25392 * tree-vrp.c (compare_values): Likewise.
25393 (extract_range_from_binary_expr): Likewise.
25394 (extract_range_from_unary_expr): Likewise.
25395 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
25397 (nowrap_type_p): Likewise.
25398 * tree-scalar-evolution.c (simple_iv): Likewise.
25399 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
25400 (build_range_check): Likewise.
25401 (extract_muldiv_1): Likewise.
25402 (fold_comparison): Likewise.
25403 * tree-vrp.c (vrp_int_const_binop): Likewise.
25404 (extract_range_from_unary_expr): Likewise.
25405 * convert.c (convert_to_integer): Likewise.
25406 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
25407 (fold_comparison): Likewise.
25408 (fold_binary): Likewise.
25409 * optabs.c (optab_for_tree_code): Likewise.
25410 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
25411 * simplify-rtx.c (simplify_const_relational_operation): Check
25412 flag_strict_overflow and flag_trapv.
25413 (simplify_const_relational_operation): Likewise.
25414 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
25415 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
25418 2007-01-27 Roger Sayle <roger@eyesopen.com>
25420 * tree.c (tree_fold_gcd): Delete.
25421 * tree.h (tree_fold_gcd): Remove prototype.
25422 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
25423 test whether one constant integer is a multiple of another. Instead
25424 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
25425 * fold-const.c (multiple_of_p): We've determined both TOP and
25426 BOTTOM are integer constants so we can call int_const_binop directly
25427 instead of the more generic const_binop.
25429 2007-01-27 Roger Sayle <roger@eyesopen.com>
25431 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
25432 1*X check that the constant hasn't overflowed, to preserve the
25434 (round_up): Provide an efficient implementation when rouding-up an
25435 INTEGER_CST to a power-of-two.
25437 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25439 * doc/sourcebuild.texi: Add comma for clarity.
25440 * doc/extend.texi: Fix some typos.
25441 * doc/passes.texi: Likewise.
25442 * doc/cppinternals.texi: Likewise.
25443 * doc/c-tree.texi: Likewise.
25444 * doc/tree-ssa.texi: Likewise.
25445 * doc/install.texi: Likewise.
25447 2007-01-27 Jan Hubicka <jh@suse.cz>
25449 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
25450 (pass_sra): Do not require alias information.
25451 * passes.c (init_optimization_passes): Add SRA
25453 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
25455 * tracer.c (rest_of_handle_tracer): We already cleaned
25456 up the CFG in tracer() so don't do it here again.
25457 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
25458 cleanup_cfg here, either. And don't call renumber_insns.
25460 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
25461 and BB_HEAD are in the insn stream here. Instead make sure
25462 that BB_INSN is valid on all insns. Also, do check here that
25463 there are no pending branch predictions...
25464 (rtl_verify_flow_info): ...instead of doing it here. Checks
25465 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
25468 2007-01-26 Roger Sayle <roger@eyesopen.com>
25470 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
25471 function to simplify/factorize operand order canonicalization.
25472 (ix86_fixup_binary_operands): Reorganize using the above function.
25473 (ix86_binary_operator_ok): Likewise.
25475 2007-01-27 Jakub Jelinek <jakub@redhat.com>
25477 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
25478 file scope from optimize_attrs.
25479 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
25481 (optimize_attrs): Clear insn_code_values after freeing it.
25483 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25485 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
25486 a parts.base assignment.
25488 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
25490 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
25491 (compute_subscript_distance, initialize_data_dependence_relation,
25492 finalize_ddr_dependent, analyze_ziv_subscript,
25493 analyze_siv_subscript_cst_affine,
25494 compute_overlap_steps_for_affine_univar,
25495 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
25496 analyze_siv_subscript, analyze_miv_subscript,
25497 analyze_overlapping_iterations, subscript_dependence_tester_1,
25498 compute_self_dependence, free_dependence_relation): Work
25499 with affine_fn instead of chrecs.
25500 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
25501 common_affine_function, affine_function_base,
25502 affine_function_constant_p, affine_fn_op, affine_fn_plus,
25503 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
25504 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
25505 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
25506 (all_chrecs_equal_p): Removed.
25507 * tree-data-ref.h (affine_fn, conflict_function): New types.
25508 (struct subscript): Change type of conflicting_iterations_in_a
25509 and conflicting_iterations_in_b.
25511 2007-01-26 Steve Ellcey <sje@cup.hp.com>
25514 * config/pa/pa.h (TARGET_HPUX_11): New.
25515 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
25516 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
25518 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
25519 Richard Guenther <rguenther@suse.de>
25521 * tree-ssa-structalias.c (solve_graph): Handle case
25522 we merged the variable to another.
25524 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25526 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
25529 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
25530 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
25532 2007-01-25 DJ Delorie <dj@redhat.com>
25534 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
25535 allow changes to modes which don't fit in those registers.
25537 * reload1.c (choose_reload_regs): Check for invalid subregs before
25538 computing their locations, not after.
25540 2007-01-25 Geoffrey Keating <geoffk@apple.com>
25543 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
25544 save Altivec registers in an eh_return function.
25545 (compute_vrsave_mask): Likewise.
25546 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
25547 for saving Altivec registers.
25548 (rs6000_emit_prologue): Don't allocate stack twice in
25549 eh_return function. Correct expected value of altivec_save_offset
25550 when using save_world. Describe save of R0 to stack when using
25551 save_world. Describe stack pointer adjustment when using
25552 save_world. Remove duplicated eh_return parameter register saving.
25553 Update sp_offset variable after save_world.
25554 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
25556 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
25557 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
25560 2007-01-25 Steve Ellcey <sje@cup.hp.com>
25562 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
25564 2007-01-25 Steve Ellcey <sje@cup.hp.com>
25567 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
25568 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
25570 2007-01-25 Richard Guenther <rguenther@suse.de>
25572 * doc/invoke.texi (-Wcoverage-mismatch): Document.
25573 * common.opt (-Wcoverage-mismatch): New warning option.
25574 * coverage.c (get_coverage_counts): Ignore coverage mismatch
25575 if -Wcoverage-mismatch is given.
25577 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
25579 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
25580 (ipcp_driver): Change to static definition.
25581 Add dumping of the ifunctions.
25582 (constant_val_insert): Remove unused parameter. Support for SSA.
25583 (ipcp_propagate_const): Support for SSA.
25584 (ipcp_profile_bb_print): Print only analyzed nodes.
25585 (ipcp_replace_map_create): Remove support for Fortran constant
25587 * ipa-prop.c (ipa_method_modify_stmt,
25588 ipa_callsite_compute_param): Support for SSA.
25589 * ipa-prop.h (ipcp_driver): Remove declaration.
25590 (IS_VALID_TREE_MAP_INDEX): Add define.
25592 2007-01-24 Geoffrey Keating <geoffk@apple.com>
25594 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
25596 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25598 PR middle-end/30447
25599 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
25600 constant argument to cabs and do it without checking for
25601 -funsafe-math-optimizations.
25603 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
25605 * c-common.h (RID_FIRST_CXX0X): New.
25606 (RID_LAST_CXX0X): New.
25607 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
25609 * c.opt (Wc++0x-compat): New.
25610 * doc/invoke.texi (-Wc++0x-compat): Document.
25612 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25614 * builtins.c (fold_builtin_carg): New.
25615 (fold_builtin_1): Use it.
25617 2007-01-24 Jan Hubicka <jh@suse.cz>
25619 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
25621 * ipa-inline.c (initial_insns, max_insns): Delete.
25622 (compute_max_insns): New function.
25623 (cgraph_decide_inlining_of_small_function): Use it; take minimal
25624 amount of insns as base for code growth.
25625 (cgraph_decide_inlining): Make initial_insns local; do not compute
25627 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
25628 * doc/invoke.texi (inline-unit-growth): Update docs.
25630 2007-01-24 Jakub Jelinek <jakub@redhat.com>
25632 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
25633 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
25634 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
25635 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
25636 for CPUs that have PTA_CX16 set.
25638 PR middle-end/27416
25639 * gimplify.c (omp_check_private): New function.
25640 (gimplify_scan_omp_clauses): Use it for
25641 firstprivate/lastprivate/reduction.
25643 PR middle-end/30494
25644 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
25645 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
25647 PR middle-end/30421
25648 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
25649 If lower_lastprivate_clauses emits some statements, append them
25650 to dlist rather than body_p and to body_p append an initializer.
25651 (lower_omp_for): Adjust caller.
25653 2007-01-24 Steve Ellcey <sje@cup.hp.com>
25655 * target.h (globalize_decl_name): New.
25656 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
25657 * output.h (default_globalize_decl_name): New.
25658 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
25660 (globalize_decl): Ditto.
25661 (default_globalize_decl_name): New.
25662 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
25663 (ia64_handle_version_id_attribute): New.
25664 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
25665 (ia64_asm_output_external): Use globalize_decl_name instead
25666 of globalize_label.
25667 * doc/extend.texi (version_id): New pragma.
25668 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
25670 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25672 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
25673 _uleb128_t and _Unwind_SWord with _sleb128_t.
25674 * unwind-dw2.c (extract_cie_info, execute_stack_op,
25675 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
25677 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
25678 * unwind-pe.h (read_uleb128, read_sleb128,
25679 read_encoded_value_with_base): Likewise.
25680 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
25682 2007-01-24 Richard Guenther <rguenther@suse.de>
25684 * builtins.c (expand_builtin_cexpi): Get the fndecl
25685 for cexp in the correct way.
25687 2007-01-24 Jan Hubicka <jh@suse.cz>
25689 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
25692 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25694 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
25695 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
25696 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
25697 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
25698 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
25699 __SIZEOF_PTRDIFF_T__.
25700 * doc/cpp.texi: Documentation for the new builtin macros added.
25702 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
25704 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
25705 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
25706 instead of operands[2] to avoid access past the end of array.
25708 2007-01-24 Richard Sandiford <richard@codesourcery.com>
25710 * reload1.c (emit_reload_insns): Pass the reload register
25711 for a non-spill output reload through forget_old_reloads_1.
25713 2007-01-23 Joseph Myers <joseph@codesourcery.com>
25715 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25716 _SOFT_DOUBLE if doubles use software floating-point.
25717 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
25718 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
25719 * config/rs6000/darwin-ldouble.c: Also compile functions for
25720 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
25721 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
25722 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
25723 commented-out long double override.
25724 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
25725 * config/rs6000/eabispe.h: Likewise.
25726 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
25727 long double for non-SPE.
25728 (rs6000_handle_option): Likewise.
25729 (invalid_e500_subreg): Disallow more subregs involding DImode,
25730 DFmode, TImode or TFmode.
25731 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
25733 (legitimate_lo_sum_address_p): Also check for TFmode for E500
25735 (rs6000_legitimize_address): Also handle TFmode for E500 double.
25736 (rs6000_legitimize_reload_address): Also handle TFmode for E500
25738 (rs6000_legitimate_address): Also check for TFmode for E500
25740 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
25741 (spe_build_register_parallel): Handle TFmode and TCmode.
25742 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
25744 (function_arg): Handle TFmode and TCmode for E500 double.
25745 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
25747 (print_operand): Handle TFmode and TImode for %y.
25748 (rs6000_generate_compare): Handle TFmode comparisons for E500
25750 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
25751 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
25752 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
25753 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
25754 TFmode for E500 double.
25755 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
25756 (floatsidf2): Enable for E500 double.
25757 (movtf_softfloat): Use rs6000_nonimmediate_operand.
25758 (extenddftf2): Change to extenddftf2_fprs.
25759 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
25760 depending on TARGET_E500_DOUBLE.
25761 (extendsftf2): Enable for E500 double.
25762 (trunctfdf2): Enable for E500 double.
25763 (trunctfsf2): Change to trunctfsf2_fprs.
25764 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
25765 depending on TARGET_E500_DOUBLE.
25766 (floatsitf2): Enable for E500 double.
25767 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
25768 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
25769 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
25770 (negtf2): Change to negtf2_internal.
25771 (negtf2): New expander.
25772 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
25773 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
25774 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
25775 (movdi_internal32): Use rs6000_nonimmediate_operand.
25776 (unnamed splitter): Likewise.
25777 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
25778 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
25779 (SPE64TF, DITI): New mode macros.
25780 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
25783 (frob_<mode>_di_2): New.
25784 (frob_tf_di_8_2): New.
25785 (frob_di_df): Change to frob_di_<mode>; allow more modes.
25787 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
25789 (frob_ti_<mode>_8_2): New.
25790 (frob_ti_tf_2): New.
25791 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
25792 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
25794 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
25795 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
25796 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
25797 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
25798 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
25799 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
25802 2007-01-23 Ian Lance Taylor <iant@google.com>
25804 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
25806 (OBJS-archive): Reformat, alphabetize.
25807 (OBJS): Change out_object_file to OBJS-md.
25809 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
25811 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
25812 JUMP_P and CALL_P predicates where applicable.
25813 * config/i386/i386.c: Ditto.
25814 * config/i386/i386.md: Ditto.
25815 * config/i386/mmx.md: Ditto.
25816 * config/i386/predicates.md: Ditto.
25818 2007-01-22 Andreas Schwab <schwab@suse.de>
25820 * config/m68k/m68k.h: Fix comment.
25822 2007-01-22 Jan Hubicka <jh@suse.cz>
25824 * passes.c (init_optimization_passes): Do not rerun
25825 pass_early_warn_uninitialized.
25827 2007-01-22 Richard Guenther <rguenther@suse.de>
25829 PR tree-optimization/30038
25830 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
25832 (execute_cse_sincos_1): Likewise.
25833 (execute_cse_sincos): Likewise.
25834 (gate_cse_sincos): Likewise.
25835 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
25836 the cexpi() canonicalization of sincos().
25837 * tree-pass.h (pass_cse_sincos): Declare.
25838 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
25840 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
25842 PR rtl-optimization/29329
25843 * combine.c (replaced_rhs_insn): Rename to i2mod.
25844 (replaced_rhs_value): Rename to i2mod_new_rhs.
25845 (i2mod_old_rhs): New global variable.
25846 (combine_instructions): Adjust for above change. Save a copy of
25847 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
25848 note are substituted in the second instruction.
25849 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
25850 ditch the note if it pertains to the second eliminated register
25851 and this register is mentioned in i2mod_old_rhs.
25854 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
25856 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
25857 the insn to which the note was originally attached.
25859 2007-01-21 Jan Hubicka <jh@suse.cz>
25861 * ipa-inline.c (inlining_mode): Comment, move up.
25862 (cgraph_decide_inlining_incrementally): Do not perform inlining
25863 itself; fix handling of flattening of self recursive functions.
25864 (cgraph_find_cycles): Remove.
25865 (cgraph_flatten_node): Remove.
25866 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
25867 (try_inline): New function.
25868 (cgraph_early_inlining): Update call of
25869 cgraph_decide_inlining_incrementally. Apply inlining here.
25870 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
25872 2007-01-21 Dirk Mueller <dmueller@suse.de>
25875 * tree-vrp.c (check_array_bounds): do not warn
25876 about ADDR_EXPR's of ARRAY_REF's which are immediately
25877 used in binary expressions.
25879 2007-01-21 Ira Rosen <irar@il.ibm.com>
25881 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
25882 read_write_dep and macros for its access.
25883 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
25884 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
25885 argument, call vect_check_interleaving for every independent pair of
25886 data-refs. Mark loads that access the same memory location as a store
25888 (vect_check_dependences): Remove.
25889 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
25890 call, fix the call to vect_analyze_data_ref_dependence.
25891 (vect_analyze_data_ref_access): For statements that access the same
25892 data-ref, check that they are not stores; for loads, check that there
25893 is no store that access the same location.
25895 2007-01-20 Roger Sayle <roger@eyesopen.com>
25896 Joseph Myers <joseph@codesourcery.com>
25898 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
25899 (-fdump-rtl-stack): Likewise.
25900 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
25901 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
25902 (-mpt-fixed): Use @minus{} for minus sign.
25903 (Using Precompiled Headers): Fix under/overfull hbox.
25905 2007-01-20 Jan Hubicka <jh@suse.cz>
25907 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
25908 place within annotation.
25910 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25912 * pa.c (output_move_double): Change array size of xoperands to 4.
25914 2007-01-20 Jan Hubicka <jh@suse.cz>
25916 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
25919 2007-01-19 Ian Lance Taylor <iant@google.com>
25921 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
25922 constant to unsigned HOST_WIDE_INT before negating.
25924 2007-01-19 Ian Lance Taylor <iant@google.com>
25926 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
25928 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
25929 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
25930 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
25931 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
25932 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
25933 (realloc_vdef, realloc_vuse): Change second parameter to
25935 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
25936 fields to unsigned.
25937 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
25938 unsigned. Change x and lim locals to unsigned.
25939 (realloc_vdef, realloc_vuse): Change num_elem parameter to
25941 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
25942 (copy_virtual_operands): Change i and n locals to unsigned.
25944 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25946 PR middle-end/29335
25947 * builtins.c (fold_builtin_1): Handle builtin fdim.
25949 2007-01-20 Jan Hubicka <jh@suse.cz>
25951 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
25952 * tree-ssa-structalias.c (compute_points_to_sets): Do call
25953 init_alias_heapvars.
25954 (init_alias_heapvars): Initialize only when not already initialized.
25955 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
25957 2007-01-19 Roger Sayle <roger@eyesopen.com>
25959 * common.opt (fsigned-zeros): New command line option.
25960 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
25961 of flag_unsafe_math_optimizations.
25962 * opts.c (set_fast_math_flags): The -ffast-math command line option
25963 implies -fno-signed-zeros.
25964 (fast_math_flags_set_p): Likewise.
25966 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
25967 the documentation of -ffast-math appropriately. Wrap long lines.
25969 2007-01-19 Steve Ellcey <sje@cup.hp.com>
25971 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
25972 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
25974 2007-01-19 Tomas Bily <tbily@suse.cz>
25976 * cgraphunit.c (cgraph_finalize_function): Updating of pid
25978 (tree_init_ic_make_global_vars): New function
25979 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
25980 (tree_gen_ic_profiler): New function
25981 (tree_gen_ic_func_profiler): New function
25982 (tree_profiling): Added calling of tree_gen_ic_func_profiler
25983 (tree_profile_hooks): Added hook for indirec/virtual calls
25984 * value-prof.c (tree_find_values_to_profile): New case for
25986 (tree_values_to_profile): Call for determining indirect/virtual
25988 (tree_indirect_call_to_profile): New function
25989 (tree_ic_transform): New function
25990 (tree_ic): New function
25991 (find_func_by_pid): New function
25992 (init_pid_map): New function
25993 (tree_value_profile_transformations): Added check for
25994 indirect/virtual call transformation
25995 * value-prof.h (enum hist_type): New counter type for
25996 indirect/virtual calls
25997 (profile_hooks): Added new hook for profiling indirect/virtual
25999 * profile.c (instrument_values): New case for indirect/virtual
26001 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
26002 (GCOV_COUNTER_V_INDIR): New counter type
26003 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
26004 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
26006 * cgraph.c: Definition of cgraph_max_pid
26007 (cgraph_create_node): Default init of pid attribute
26008 * cgraph.h: Declaration of cgraph_max_pid
26009 (struct cgraph_node): Added pid attribute
26010 * libgcov.c (__gcov_indirect_call_profiler): New function
26011 (__gcov_one_value_profiler_body): New function
26012 (__gcov_one_value_profiler): Body was moved to
26013 __gcov_one_value_profiler_body and calls it
26015 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
26017 * doc/gty.texi (Options): Document the mark_hook option to GTY.
26018 * gengtype.c (write_types_data, write_func_for_structure,
26019 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
26020 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
26021 (walk_type, write_func_for_structure): Generate the mark_hook if
26024 2007-01-19 Jan Hubicka <jh@suse.cz>
26026 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
26027 'early' argument take inlining mode argument specifying whether to
26028 inline for size/speeed or all functions; add support for flattening;
26030 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
26032 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26035 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
26036 the name of the declared identifier.
26038 2007-01-19 Dirk Mueller <dmueller@suse.de>
26040 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
26041 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
26042 duplicate evaluation.
26044 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26046 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
26047 Macroize expander using X87MODEF12 mode macro. Extend operand 1
26048 to XFMode, use acosxf2 and truncate result to requested mode.
26049 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
26050 (asin<mode>2): Similarly, with asin expanders.
26051 (*fscalexf4_i387): Rename from *fscalexf4.
26052 (expNcorexf3): New expander.
26053 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
26054 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
26055 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
26056 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
26057 patterns for SSE math.
26058 (exp10<mode>2): Similarly, with exp10 expanders.
26059 (exp2<mode>2): Similarly, with exp2 expanders.
26060 (expm1<mode>2): Similarly, with expm1 expanders.
26061 (ldexp<mode>3): Similarly, with ldexp expanders.
26062 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
26063 Use gen_truncxf<mode>2_i387_noop to truncate result.
26065 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26067 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
26068 for ColdFire targets.
26070 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
26071 Richard Sandiford <richard@codesourcery.com>
26073 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
26074 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
26075 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
26076 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
26077 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26078 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
26080 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26082 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
26083 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
26084 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
26085 (*adddi_dilshr32_cf): New pattern.
26086 (adddi3, subdi3): Remove first alternatives.
26088 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26090 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
26091 implemented using move.l, do not use its cc result for floating-point
26094 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26096 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
26097 from accepting 's' constraints if flag_pic.
26099 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26101 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
26102 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
26103 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
26104 condition from TARGET_68881 to TARGET_HARD_FLOAT.
26106 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
26108 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
26109 ColdFire alternatives.
26110 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
26111 * config/m68k/m68k.md (clzsi2): Define for ColdFire
26112 architectures that support ff1 instruction.
26114 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26115 Julian Brown <julian@codesourcery.com>
26117 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
26118 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
26119 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
26122 2007-01-19 Richard Sandiford <richard@codesourcery.com>
26124 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
26126 (output_move_const_into_data_reg, output_move_simode_const): Delete.
26127 * config/m68k/m68k.c (const_method, const_int_cost): Take a
26128 HOST_WIDE_INT instead of an rtx.
26129 (m68k_rtx_costs): Update call accordingly.
26130 (output_move_const_into_data_reg): Likewise. Fix formatting.
26131 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
26133 (output_move_simode_const): Update calls after above changes.
26134 Rework to use automatic variables and predicates like MEM_P.
26135 * config/m68k/m68k.md (pushexthisi_const): Update call to
26138 2007-01-19 Dirk Mueller <dmueller@suse.de>
26140 * tree-ssa-alias.c (perform_var_substitution): Fix typo
26141 in dump_flags test.
26143 2007-01-19 Richard Guenther <rguenther@suse.de>
26145 * builtins.c (expand_builtin_cexpi): Fall back to expanding
26146 via cexp in case sincos is not available.
26148 2007-01-19 Richard Guenther <rguenther@suse.de>
26150 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
26151 * defaults.h (TARGET_HAS_SINCOS): Default to off.
26152 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
26153 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
26154 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
26155 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
26156 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
26157 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
26159 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
26161 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
26163 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
26164 (atan2xf3): Directly generate RTL pattern.
26165 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
26166 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26167 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26168 disable patterns for SSE math.
26169 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
26170 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
26171 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26172 disable patterns for SSE math.
26174 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
26176 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
26178 2007-01-18 Roger Sayle <roger@eyesopen.com>
26180 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
26181 VIEW_CONVERT_EXPR to the same type as it's operand.
26183 2007-01-18 David Edelsohn <edelsohn@gnu.org>
26185 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
26186 configured for long double 128.
26188 2007-01-18 Mike Stump <mrs@apple.com>
26190 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
26193 2007-01-18 Michael Meissner <michael.meissner@amd.com>
26195 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
26198 2007-01-18 Jan Hubicka <jh@suse.cz>
26200 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
26201 greater than NUM_VOP_FREE_BUCKETS.
26203 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
26205 * tree-ssa-structalias.c: Update comments.
26206 (ptabitmap_obstack): Removed.
26207 (pta_obstack): New.
26208 (oldpta_obstack): Ditto.
26209 (stats): Add a few members.
26210 (struct variable_info): Remove node, complex, address_taken, and
26211 indirect_target members. Add oldsolution member.
26212 (new_var_info): Do not initialize removed members.
26213 (constraint_expr_type): Remove INCLUDES.
26214 (constraint_graph): Add size, implicit_preds, rep,
26215 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
26216 (FIRST_REF_NODE): New macro.
26217 (LAST_REF_NODE): Ditto.
26218 (FIRST_ADDR_NODE): Ditto.
26219 (find): New function.
26221 (dump_constraint): Do not handle INCLUDES.
26222 (insert_into_complex): Do not insert duplicate constraints.
26223 (condense_varmap_nodes): Renamed and rewritten into ...
26224 (merge_node_constraints): This. Also fix bug in handling of
26225 offseted copy constraints.
26226 (clear_edges_for_node): No longer need to deal with preds at all,
26227 or removing associated preds/succs.
26228 (merge_graph_nodes): Deal with indirect_cycles.
26229 Don't deal with predecessors.
26230 (add_implicit_graph_edge): New function.
26231 (add_pred_graph_edge): Ditto.
26232 (add_graph_edge): Don't deal with predecessors.
26233 (build_constraint_graph): Removed.
26234 (build_pred_graph): New function.
26235 (build_succ_graph): Ditto.
26236 (struct scc_info): Removed in_component. Added roots, dfs, and
26237 node_mapping. Remove visited_index, unification_queue.
26238 (scc_visit): Deal with union-find we do now.
26239 Deal with cycles with REF nodes.
26240 (collapse_nodes): Renamed and rewritten to ...
26241 (unify_nodes): This.
26242 (process_unification_queue): Removed.
26243 (topo_visit): Cleanup
26244 (do_da_constraint): Use find.
26245 (do_sd_constraint): Ditto.
26246 (do_ds_constraint): Ditto.
26247 (do_complex_constraint): Ditto.
26248 (init_scc_info): Update for removed and added members.
26249 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
26250 (find_indirect_cycles): This.
26251 (equivalence_class): New variable.
26252 (label_visit): New function.
26253 (perform_variable_substitution): Rewritten.
26254 (free_var_substitution_info): New function.
26255 (find_equivalent_node): Ditto.
26256 (move_complex_constraints): Ditto.
26257 (eliminate_indirect_cycles): Ditto.
26258 (solve_graph): Only propagate changed bits.
26259 Use indirect cycle elimination.
26261 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
26262 (tree_id_eq): Renamed to ...
26263 (tree_vi_eq): This. Update for member change
26264 (insert_id_for_tree): Renamed and rewritten to ...
26265 (insert_vi_for_tree): This.
26266 (lookup_id_for_tree): Renamed and rewritten to ...
26267 (lookup_vi_for_tree): This.
26268 (get_id_for_tree): Renamed and rewritten to ...
26269 (get_vi_for_tree): Ditto.
26270 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
26271 (process_constraint): Don't handle INCLUDES.
26272 Remove special ADDRESSOF case.
26273 (find_func_aliases): Rewrite to use vi functions instead of id
26275 (create_function_info_for): Ditto.
26276 (create_variable_info_for): Ditto.
26277 (intra_create_variable_infos): Ditto.
26278 (merge_smts_into): Ditto.
26279 (find_what_p_points_to): Ditto.
26280 (init_base_vars): Ditto.
26281 (init_alias_vars): Ditto.
26282 (remove_preds_and_fake_succs): New function.
26283 (dump_sa_points_to_info): Dump new stats.
26284 (dump_solution_for_var): Use find.
26285 (set_used_smts): Fix formatting.
26286 (compute_points_to_sets): Updated for new functions.
26287 (ipa_pta_execute): Ditto.
26289 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26290 Richard Sandiford <richard@codesourcery.com>
26292 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
26294 * calls.c (expand_call): If the return value is a PARALLEL,
26295 extract its first member.
26296 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
26297 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26298 use FUNCTION_EXTRA_EPILOGUE.
26299 (m68k_function_value): Return a PARALLEL if the return value
26300 is of a pointer type.
26301 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
26302 (FUNCTION_EXTRA_EPILOGUE): Remove.
26303 * config/m68k/m68k.md (D0_REG): New constant.
26305 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26307 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
26308 output a NOP for empty epilogues.
26310 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26312 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
26313 before function. Extend register save check to include all
26314 registers, not just integer ones.
26316 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26318 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
26319 (m68k_use_return_insn): ...this.
26320 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
26321 * config/m68k/m68k.c (use_return_insn): Rename to...
26322 (m68k_use_return_insn): ...this.
26323 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
26324 of USE_RETURN_INSN.
26326 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26328 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
26329 nearest even, fix denormal rounding overflow.
26331 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26333 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
26334 f%$smove and f%$move.
26335 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
26336 (extendsfdf2_cf): Use fdmove instead of f%&move.
26337 (truncdfsf2_cf): Use fsmove instead of f%$smove.
26338 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
26340 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26342 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
26345 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26347 * real.h (real_format): Add a canonical_nan_lsbs_set field.
26348 (coldfire_single_format): Declare.
26349 (coldfire_double_format): Likewise.
26350 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
26351 of qnan_msb_set to determine the lower bits of a canonical
26353 (encode_ieee_double): Likewise.
26354 (encode_ieee_quad): Likewise.
26355 (ieee_single_format): Initialize canonical_nan_lsbs_set.
26356 (mips_single_format): Likewise.
26357 (ieee_double_format): Likewise.
26358 (mips_double_format): Likewise.
26359 (ieee_extended_motorola_format): Likewise.
26360 (ieee_extended_intel_96_format): Likewise.
26361 (ieee_extended_intel_128_format): Likewise.
26362 (ieee_extended_intel_96_round_53_format): Likewise.
26363 (ibm_extended_format): Likewise.
26364 (mips_extended_format): Likewise.
26365 (ieee_quad_format): Likewise.
26366 (mips_quad_format): Likewise.
26367 (vax_f_format): Likewise.
26368 (vax_d_format): Likewise.
26369 (vax_g_format): Likewise.
26370 (i370_single_format): Likewise.
26371 (i370_double_format): Likewise.
26372 (decimal_single_format): Likewise.
26373 (decimal_double_format): Likewise.
26374 (decimal_quad_format): Likewise.
26375 (c4x_single_format): Likewise.
26376 (c4x_extended_format): Likewise.
26377 (real_internal_format): Likewise.
26378 (coldfire_single_format): New real_format.
26379 (coldfire_double_format): Likewise.
26380 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
26381 canonical_nan_lsbs_set.
26382 (pdp11_d_format): Likewise.
26383 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
26384 if TARGET_COLDFIRE_CPU.
26386 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26388 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
26389 (output_call, m68k_legitimize_call_address): Declare.
26390 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
26391 parenthesees. Add support for a 'W' constraint.
26392 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
26393 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
26394 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
26395 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
26397 (override_options): Initialize them. Do not set flag_no_function_cse
26398 for TARGET_ID_SHARED_LIBRARY.
26399 (m68k_output_pic_call): Delete.
26400 (m68k_legitimize_call_address): New function.
26401 (print_operand): Remove the %o prefix. Handle the %p prefix.
26402 (output_call): New function.
26403 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
26404 target address from the GOT if symbolic jumps are not allowed.
26405 * config/m68k/m68k.md (call, general_operand): Do not set
26406 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
26407 Merge separate flag_pic and !flag_pic define_insns into...
26408 (*call, *call_value): ...these new patterns. Match the address
26409 rather than the containing MEM and require it to be a call_operand.
26410 Use output_call to generate the asm template.
26411 * config/m68k/predicates.md (const_call_operand): New predicate.
26412 (call_operand): Likewise.
26414 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26416 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
26417 (STACK_GROWS_DOWNWARD): Define to 1.
26418 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
26419 comments, emphasizing that these values are only defaults.
26420 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
26421 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
26423 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26425 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
26427 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
26428 Richard Sandiford <richard@codesourcery.com>
26430 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
26431 (FP_REGNO_P): New macros.
26432 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
26433 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
26434 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
26435 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
26437 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26439 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26440 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
26442 * config/m68k/t-floatlib: New file, extracting common code from...
26443 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
26444 * config/m68k/t-uclinux: Here.
26445 * config/m68k/fpgnulib.c: Do not compile extendeed precision
26446 routines on ColdFire targets.
26448 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
26450 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26451 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
26452 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
26453 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
26454 explicitly set MOTOROLA to 1.
26455 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
26457 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26458 Nathan Sidwell <nathan@codesourcery.com>
26460 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
26461 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
26462 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
26463 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
26464 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
26465 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
26466 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
26467 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
26468 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
26469 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26470 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
26471 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
26472 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
26473 (DBX_REGISTER_NUMBER): Delete.
26474 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
26475 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
26476 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
26478 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26480 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
26481 * config/flat.h: New file.
26482 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
26483 OBJECT_FORMAT_FLAT.
26484 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
26485 indirect references for -msep-data or -mid-shared-library.
26486 Do not use PC-relative code addresses either.
26487 * config/m68k/m68k.c (override_options): Restrict -fPIC error
26489 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
26490 for shared libraries and crt1.o for executables. Use crti.o and
26492 (ENDFILE_SPEC): Use crtend.o and crtn.o.
26493 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
26494 Do not add -elf2flt or -shared-lib-id options here.
26495 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
26496 Pass -shared-lib-id if -mid-shared-library, taking the library
26497 identifier from -mshared-library-id if given, otherwise
26499 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
26500 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
26501 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
26502 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
26503 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
26504 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
26506 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
26507 jump sequence for ISA A and ISA A+.
26508 (PICJUMP): Likewise.
26510 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26512 * config.gcc (m68k-*-uclinux*): Base the port on the common
26513 and m68k GNU/Linux files rather than on the generic ELF ones.
26514 * config/m68k/uclinux.h (TARGET_VERSION): Override.
26515 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
26517 2007-01-18 Julian Brown <julian@codesourcery.com>
26518 Richard Sandiford <richard@codesourcery.com>
26520 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
26521 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26522 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
26524 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
26525 80 unconditionally.
26526 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
26528 2007-01-18 Richard Sandiford <richard@codesourcery.com>
26530 * doc/install.texi: Document m68k-uclinuxoldabi.
26531 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
26532 * config/m68k/uclinux-oldabi.h: New file, copied from
26533 config/m68k/uclinux.h.
26535 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
26537 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
26538 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
26539 (m32r_compute_frame_size): Use unsigned for regno.
26540 (m32r_reload_lr): Use gen_frame_mem.
26542 (m32r_output_function_epilogue): Don't output the function epilogue
26544 (m32r_expand_epilogue): New.
26545 (direct_return): Return false if the function has the interrupt
26547 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
26548 * config/m32r/m32r.md (epilogue): New expander.
26549 (return_lr, return_rte): New insns.
26550 (return): Make it expander.
26551 (return_normal): New expander.
26553 2007-01-18 Josh Conner <jconner@apple.com>
26556 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
26557 support for UNLE, UNLT, UNGE, and UNGT.
26559 2007-01-18 Jan Hubicka <jh@suse.cz>
26561 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
26562 * tree-tailcall (add_virtual_phis): Likewise.
26563 (optimize_tail_call): Return TODOs.
26564 (execute_tail_calls): Return TODOs.
26565 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
26566 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
26568 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
26569 Cleanup cfg using TODO.
26570 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
26571 * passes.c (execute_function_todo): When cleanup did something, remove
26573 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
26574 (make_edges): Don't cleanup_cfg.
26576 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
26578 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
26579 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
26580 operate on the top of stack.
26581 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
26582 register handling of instructions that output to the second
26584 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
26585 (move_for_stack_reg): Special-case check for dead destination
26586 stack slot for constant load of 1.0 inside UNSPEC_TAN.
26588 * config/i386/i386.md (UNSPEC_TAN): New constant.
26589 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
26590 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
26591 to correctly model move of constant 1.0 to top stack slot.
26592 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
26593 (unnamed peephole2 pattern): Remove corresponding peephole2
26594 pattern that optimizes tan insn and loading of constant 1.0.
26595 (tanxf2): Use fptanxf4_i387.
26596 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
26597 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
26598 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
26599 disable patterns for SSE math.
26600 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
26601 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
26603 2007-01-18 Dirk Mueller <dmueller@suse.de>
26604 Richard Guenther <rguenther@suse.de>
26607 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
26608 * common.opt (Warray-bounds): Add new warning option.
26609 * c-opts.c (c_common_handle_option): Define -Warray-bounds
26611 * Makefile.in: make tree-vrp.o depend on toplev.h
26612 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
26614 (check_array_refs, check_array_bounds, check_array_ref): New.
26616 2007-01-18 Jan Hubicka <jh@suse.cz>
26618 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
26619 (execute_ssa_ccp): Return flags conditionally.
26620 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
26622 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
26624 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
26626 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
26627 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
26629 * Makefile.c (GTFILES): Add cfglayout.h.
26630 * gengtype.c (open_base_files): Likewise.
26631 * cfglayout.c (cfg_layout_function_footer,
26632 cfg_layout_function_header) Reindent to make gengtype happy.
26633 * cfglayout.h (cfg_layout_function_footer,
26634 cfg_layout_function_header): Add GTY(()) marker.
26636 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
26638 2007-01-18 Ben Elliston <bje@au.ibm.com>
26640 * genautomata.c (write_automata): Include xstrerror output in the
26641 error message if writing the DFA description file fails.
26643 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
26645 * config/mips/mips-protos.h (mips_output_external): Make it
26647 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
26648 * config/mips/mips.c (irix_output_external_libcall): Likewise.
26649 (extern_list): Likewise.
26650 (extern_head): Likewise.
26651 (TARGET_ASM_FILE_END): Likewise.
26652 (mips_file_end): Likewise.
26653 (mips_output_external): Rewritten.
26655 2007-01-18 Ben Elliston <bje@au.ibm.com>
26657 * genpreds.c (write_insn_preds_c): Only write out the function
26658 body for regclass_for_constraint if we have register constraints.
26660 2007-01-17 Tom Tromey <tromey@redhat.com>
26662 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
26663 * doc/install.texi (Testing): Use sourceware.org.
26664 (Binaries): Likewise.
26665 (Specific): Likewise.
26666 * doc/contrib.texi (Contributors): Use sourceware.org.
26668 2007-01-17 Anatoly Sokolov <aesok@post.ru>
26670 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
26671 (AVR_ENHANCED): Rename to ...
26672 (AVR_HAVE_MUL): ... new.
26673 (avr_enhanced_p): Rename to ...
26674 (avr_have_mul_p): ... new.
26675 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
26676 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
26677 * config/avr/avr.c (avr_enhanced_p): Rename to ...
26678 (avr_have_mul_p): ... new.
26679 (base_arch_s): Rename 'enhanced' to 'have_mul'.
26680 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
26681 'avr_enhanced_p' and 'enhanced'.
26682 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
26683 AVR_HAVE_MUL instead of AVR_ENHANCED.
26684 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
26685 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
26686 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
26687 instead of AVR_ENHANCED.
26688 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
26689 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
26690 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
26692 2007-01-17 Ian Lance Taylor <iant@google.com>
26694 * vec.h (VEC_reserve_exact): Define.
26695 (vec_gc_p_reserve_exact): Declare.
26696 (vec_gc_o_reserve_exact): Declare.
26697 (vec_heap_p_reserve_exact): Declare.
26698 (vec_heap_o_reserve_exact): Declare.
26699 (VEC_OP (T,A,reserve_exact)): New static inline function, three
26701 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
26702 negative parameter.
26703 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
26704 (VEC_OP (T,A,copy)) [all versions]: Likewise.
26705 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
26706 * vec.c (calculate_allocation): Add exact parameter. Change all
26708 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
26709 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
26710 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
26711 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
26712 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
26713 (vec_heap_p_reserve_exact): New function.
26714 (vec_heap_o_reserve_exact): New function.
26716 2007-01-17 Jan Hubicka <jh@suse.cz>
26718 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
26720 2007-01-17 Eric Christopher <echristo@apple.com>
26722 * config.gcc: Support core2 processor.
26724 2007-01-16 Jan Hubicka <jh@suse.cz>
26726 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
26727 the names, just unlink the chain so we don't crash on dangling
26731 2007-01-16 Jan Hubicka <jh@suse.cz>
26733 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
26734 * tree-pass.h: Reorder to make IPA passes appear toegher.
26735 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
26737 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
26738 parameters, do not call early inliner.
26739 * ipa-inline.c: Update comments. Include tree-flow.h
26740 (cgraph_decide_inlining): Do not compute inlining parameters.
26741 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
26742 be called with function context set up.
26743 (pass_ipa_inline): Remove unreachable functions before pass.
26744 (cgraph_early_inlining): Simplify assuming to be called from the
26746 (pass_early_inline): New pass.
26747 (cgraph_gate_ipa_early_inlining): New gate.
26748 (pass_ipa_early_inline): Turn into simple wrapper.
26749 (compute_inline_parameters): New function.
26750 (gate_inline_passes): New gate.
26751 (pass_inline_parameters): New pass.
26752 (apply_inline): Move here from tree-optimize.c
26753 (pass_apply_inline): New pass.
26754 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
26756 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
26757 doing them by hand.
26758 (tree_function_versioning): Do not allocate dummy struct function.
26759 * tree-inline.h (optimize_inline_calls): Update prototype.
26760 * tree-optimize.c (execute_fixup_cfg): Export.
26761 (pass_fixup_cfg): Remove
26762 (tree_rest_of_compilation): Do not apply inlines.
26763 * tree-flow.h (execute_fixup_cfg): Declare.
26764 * Makefile.in (gt-passes.c): New.
26765 * passes.c: Include gt-passes.h
26766 (init_optimization_passes): New passes.
26767 (nnodes, order): New static vars.
26768 (do_per_function_toporder): New function.
26769 (execute_one_pass): Dump current pass here.
26770 (execute_ipa_pass_list): Don't dump current pass here.
26772 2007-01-16 Janis Johnson <janis187@us.ibm.com>
26774 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
26775 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
26777 2007-01-16 David Edelsohn <edelsohn@gnu.org>
26779 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
26780 (strong_alias): Define.
26781 (__gcc_qmul): Provide non-FMA for soft-float.
26782 (__gcc_qdiv): Same.
26787 (__gcc_qunord): New.
26797 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
26798 soft-float functions.
26799 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
26800 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
26801 about long double soft float.
26803 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
26804 Tehila Meyzels <tehila@il.ibm.com>
26806 * tree-vectorizer.h (is_pattern_stmt_p): New.
26807 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
26808 formatting (tabs instead of spaces). Cleanup and clarify setting
26809 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
26810 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
26811 (vectorizable_type_demotion): Check that types are integral.
26812 (vectorizable_type_promotion): Likewise.
26813 (vectorizable_store): Fix typo. Eliminate new-line at end of
26816 2007-01-16 Jan Hubicka <jh@suse.cz>
26818 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
26821 2007-01-15 Eric Christopher <echristo@apple.com>
26823 * ifcvt.c: Include vec.h, vecprim.h.
26824 (check_cond_move_block): New argument regs.
26825 Reorganize. Add registers used to regs.
26826 (cond_move_process_if_block): Use regs set above as
26829 2007-01-15 Eric Christopher <echristo@apple.com>
26831 * config/darwin.h: Update copyright.
26832 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
26833 (LINK_COMMAND_SPEC): Add -u.
26834 (LINK_SPEC): Fix umbrella for above.
26836 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
26838 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
26841 2007-01-15 Tom Tromey <tromey@redhat.com>
26843 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
26844 * doc/install.texi (Testing): Don't mention jacks.
26845 (Configuration): Document --enable-java-maintainer-mode. Move
26846 --with-java-home to libgcj-specific section. Document
26848 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
26850 2007-01-15 Jan Hubicka <jh@suse.cz>
26852 * tree-ssa-dce.c (DCE_TODOs): New.
26853 (propagate_necessity): Return if something changed.
26854 (eliminate_unnecessary_stmts): Likewise.
26855 (perform_tree_ssa_dce): Return TODO flags when needed.
26856 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
26858 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
26860 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
26861 (fyl2x_extend<mode>xf3_i387): New insn pattern.
26862 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
26863 patterns using X87MODEF12 mode macro. Extend operand 1
26864 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
26865 (log10<mode>2): Ditto.
26866 (log2<mode>2): Ditto.
26867 (log1p<mode>2): Ditto.
26868 (logb<mode>2): Ditto.
26869 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
26870 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
26871 (*fxtractxf3_i387): Rename from *fxtractxf3.
26872 (fxtract_extend<mode>xf3_i387): New insn pattern.
26873 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
26874 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
26875 and gen_fyl2xxf3_i387().
26877 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
26879 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
26880 * cfgloopmanip.c (fix_loop_placement): Made static. Use
26881 get_loop_exit_edges. Changed return type to bool.
26882 * cfgloop.h (fix_loop_placement): Declaration removed.
26884 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
26886 * param.h (MIN_VECT_LOOP_BOUND): New.
26887 * params.def (MIN_VECT_LOOP_BOUND): New.
26888 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
26889 argument - minimum threshold for number of iterations.
26890 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
26891 argument to declaration.
26892 * tree-vect-analyze.c (vect_analyze_operations): Check value of
26893 MIN_VECT_LOOP_BOUND.
26894 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
26895 slpeel_tree_peel_loop_to_edge with additional argument.
26896 (vect_do_peeling_for_alignment): Likewise.
26897 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
26899 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
26902 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
26903 operands of size 1.
26905 2007-01-14 Jan Hubicka <jh@suse.cz>
26907 * tree-dfa.c (remove_referenced_var): New function.
26908 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
26909 prune referenced vars list too.
26910 * tree-flow.h (remove_referenced_var): Declare.
26912 2007-01-14 Jan Hubicka <jh@suse.cz>
26914 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
26916 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
26917 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
26918 * except.h (verify_eh_throw_table_statements): Kill prototype.
26919 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
26920 into call exrepssions.
26921 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
26923 * tree-cfg.c: Include pointer-set.h.
26924 (verify_node_sharing): Work on pointer set.
26925 (verify_eh_throw_stmt_node): New.
26926 (verify_stmts): Use pointers sets, verify throw_stmt.
26928 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
26930 * ipa-reference.c (analyze_function): Consider also addresses taken
26933 2007-01-12 Roger Sayle <roger@eyesopen.com>
26935 * c-typeck.c (null_pointer_constant_p): Replace use of
26936 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
26937 (build_c_cast): Likewise.
26939 2007-01-12 Roger Sayle <roger@eyesopen.com>
26941 * tree.h (force_fit_type_double): Remove unused final argument.
26942 * c-common.c (constant_expression_warning): Replace use of
26943 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
26944 (convert_and_check): Likewise.
26945 (shorten_compare): Update call to force_fit_type_double.
26946 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
26947 * convert.c (convert_to_pointer): Update call to
26948 force_fit_type_double.
26949 * fold-const.c (force_fit_type_double): Remove overflowed_const
26951 (int_const_binop, fold_convert_const_int_from_int,
26952 fold_convert_const_int_from_real, fold_div_compare,
26953 fold_sign_changed_comparison, fold_unary, fold_negate_const,
26954 fold_abs_const, fold_not_const): Remove the final argument from
26955 calls to force_fit_type_double.
26957 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
26959 * configure.ac: Set insn to "nop" for spu-*-* also.
26960 * configure: Regenerate.
26962 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
26964 * builtins.def : Add BUILT_IN_FREE.
26966 2007-01-12 Jan Hubicka <jh@suse.cz>
26968 PR tree-optimization/30443
26969 * tree-inline.c (tree_function_versioning): Do not optimize when
26970 cloning for inlining.
26972 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
26974 * doc/loop.texi: Document recording of loop exits.
26975 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
26976 (update_single_exits_after_duplication,
26977 update_single_exit_for_duplicated_loop,
26978 update_single_exit_for_duplicated_loops): Removed.
26979 (duplicate_loop_to_header_edge): Do not call
26980 update_single_exits_after_duplication and
26981 update_single_exit_for_duplicated_loops.
26982 (loop_version): Do not update single_exit information.
26983 (fix_loop_structure): Use record_loop_exits instead of
26984 mark_single_exit_loops.
26985 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
26986 the lists of loop exits.
26987 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
26988 split_edge, merge_blocks): Update the lists of loop exits.
26989 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
26990 loop_optimizer_init.
26991 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
26992 of mark_single_exit_loops.
26993 (loop_optimizer_finalize): Call release_recorded_exits.
26994 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
26995 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
26996 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
26997 update single exit information.
26998 * lambda-code.c (perfect_nestify): Ditto.
26999 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
27000 (mark_single_exit_loops): Removed.
27001 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
27002 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
27003 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
27005 (get_loop_exit_edges, single_exit): Use recorded exit lists.
27006 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
27007 (verify_loop_structure): Verify consistency of the exit lists.
27008 (flow_loops_find): Use alloc_loop. Initialize exits hash.
27009 (set_single_exit): Removed.
27010 * cfgloop.h (struct loop_exit): New function.
27011 (struct loop): single_exit_ field replaced by exits field.
27012 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
27013 LOOPS_HAVE_RECORDED_EXITS.
27014 (struct loops): Added exits hash.
27015 (mark_single_exit_loops, set_single_exit): Declaration removed.
27016 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
27018 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27020 * doc/invoke.texi: Avoid use of @headitem.
27022 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27024 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
27026 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27028 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
27031 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27032 Richard Sandiford <richard@codesourcery.com>
27034 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
27035 * config/m68k/m68k.opt: Resort options.
27036 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
27038 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27039 Richard Sandiford <richard@codesourcery.com>
27041 * doc/invoke.texi: Document the macros that are defined by
27042 m68k's -mtune and -mhard-float options.
27043 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
27044 (m68k_cpp_cpu_family): Likewise.
27045 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
27046 of __ucfv*__ macros. Define __mcffpu__ if generating code for
27047 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
27048 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
27049 (m68k_cpp_cpu_family): Likewise.
27051 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27053 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
27054 macros besides mc68000 as tuning macros. Use a switch statement
27055 to set them and mcpu32.
27057 2007-01-12 Julian Brown <julian@codesourcery.com>
27059 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
27060 (TARGET_68040_ONLY): Rename to...
27061 (TARGET_68040): ...this.
27062 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
27063 * config/m68k/m68k.md: Likewise.
27065 2007-01-12 Julian Brown <julian@codesourcery.com>
27066 Nathan Sidwell <nathan@codesourcery.com>
27067 Richard Sandiford <richard@codesourcery.com>
27069 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
27070 the -mcpu= argument associated with the --with-cpu setting.
27071 Define M68K_DEFAULT_TUNE to the default -mtune= option,
27072 if different from the one implied by the -mcpu setting.
27073 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
27074 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
27075 * doc/invoke.texi: Mention ColdFire in the introduction to the
27076 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
27077 -mno-div and -mhard-float options. Make -m68881 a synonym for
27078 -mhard-float. Document the previously-undocumented -m5206e,
27079 -m528x, -m5307 and -m5407 options. Tweak the existing option
27080 documentation for consistency.
27081 * doc/install.texi: Mention new --with-cpu arguments.
27082 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
27083 default CPU if neither -mcpu nor -march are specified.
27084 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
27085 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
27086 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
27087 using m68k_tune to decide between families that implement the
27088 same ISA. Use m68k_tune to set __mcfv4e__.
27089 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
27090 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
27091 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
27092 (FL_ISA_C, FL_ISA_MMU): New macros.
27093 (MASK_COLDFIRE): Delete.
27094 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
27095 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
27096 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
27097 (TARGET_HARD_FLOAT): Do not define here.
27098 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
27099 (TUNE_68000): New macro.
27100 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
27101 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
27102 (TUNE_CFV2): Redefine in terms of m68k_tune.
27103 (uarch_type, target_device, fpu_type): New enums.
27104 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
27105 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
27106 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
27107 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
27108 (FL_FOR_isa_c): New macros.
27109 (m68k_isa): New enum.
27110 (m68k_target_selection): New structure.
27111 (all_devices, all_isas, all_microarchs): New tables.
27112 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
27113 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
27114 (MASK_ALL_CPU_BITS): Delete.
27115 (m68k_find_selection): New function.
27116 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
27117 Map the legacy target options to a combination of the new ones.
27118 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
27119 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
27120 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
27122 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
27123 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
27125 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
27126 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
27127 * config/m68k/m68k-devices.def: New file.
27129 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27130 Nathan Sidwell <nathan@codesourcery.com>
27132 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
27133 (SUBTARGET_EXTRA_SPECS): New macros.
27134 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
27135 use %(asm_cpu_spec) instead.
27136 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
27137 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
27138 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
27139 (EXTRA_SPECS): Rename to...
27140 (SUBTARGET_EXTRA_SPECS): ...this.
27142 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
27143 Richard Sandiford <richard@codesourcery.com>
27144 Julian Brown <julian@codesourcery.com>
27146 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
27147 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
27148 to the configuration's default CPU.
27149 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
27150 Remove default masks.
27151 (m680[012]0-*-*): Set the default with_cpu to the first part of
27153 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
27154 (m68k*-*-linux): Extend the --with-cpu handling to...
27155 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
27156 and m68010. Don't set target_cpu_default2.
27157 * doc/install.texi: Document --with-cpu for m68k.
27158 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
27159 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
27160 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
27161 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
27162 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
27163 (ASM_SPEC): Remove use of %(asm_cpu_default).
27164 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
27165 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
27166 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
27167 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
27168 __HAVE_FPU__ if TARGET_HARD_FLOAT.
27169 (TARGET_DEFAULT): Delete.
27170 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
27171 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
27172 (CPP_CPU_SPEC): Delete.
27173 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
27174 the appropriate string.
27175 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
27176 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
27177 (ASM_SPEC): Don't use %(asm_default_spec).
27178 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
27179 TARGET_DEFAULT and add MASK_68881.
27180 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
27182 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27184 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
27185 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
27186 MASK_68010 alongside MASK_68020.
27187 * doc/invoke.texi: Document -m68010.
27188 * config/m68k/m68k.opt (m68010): New.
27189 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
27191 (TUNE_68010): New macro.
27192 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
27193 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
27194 (M68K_CPU_m68332): Add MASK_68010.
27195 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
27196 fallback definition.
27197 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
27199 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
27200 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
27201 to all entries that use MASK_68020.
27202 (output_move_simode_const, output_move_himode, output_move_qimode)
27203 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
27204 instead of TARGET_68020 to select clr behavior. Remove comment
27205 about there being no TARGET_68010.
27206 * config/m68k/m68k.md: Likewise throughout.
27208 2007-01-12 Julian Brown <julian@codesourcery.com>
27210 * config/m68k/m68k.h (TARGET_ISAB): New macro.
27211 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
27212 * config/m68k/m68k.md: Likewise.
27214 2007-01-12 Julian Brown <julian@codesourcery.com>
27216 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
27217 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
27219 2007-01-12 Julian Brown <julian@codesourcery.com>
27221 * config/m68k/m68k.h (TUNE_68040_60): New macro.
27222 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
27223 * config/m68k/m68k.md: Likewise.
27225 2007-01-12 Julian Brown <julian@codesourcery.com>
27226 Richard Sandiford <richard@codesourcery.com>
27228 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
27229 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
27230 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
27232 (TARGET_CPU32): Rename to...
27233 (TUNE_CPU32): ...this.
27234 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
27235 (TUNE_CFV2): New macros.
27236 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
27237 remove conditions that are implied by TARGET_68020.
27238 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
27239 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
27240 (m68k_output_function_epilogue): Likewise.
27241 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
27242 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
27243 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
27244 non-68000 timings. Refactor multiplication and division costs.
27245 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
27246 TUNE_CPU32 instead of TARGET_CPU32.
27247 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
27248 and TUNE_68060 instead of TARGET_68060.
27249 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
27250 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
27252 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
27253 && !TARGET_COLDFIRE" to choose between moveq and clr.
27254 Likewise in the unnamed movsf pattern.
27255 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
27256 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
27259 2007-01-12 Richard Sandiford <richard@codesourcery.com>
27261 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
27262 of tabbing before backslashes.
27264 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27266 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
27267 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
27268 (ASM_OUTPUT_INTERNAL_LABEL): Define.
27270 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27272 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
27273 find_interesting_uses_cond.
27274 (find_interesting_uses_cond): Use extract_cond_operands.
27275 (rewrite_use_compare): Use extract_cond_operands and
27276 force_gimple_operand_bsi. Do not call update_stmt.
27277 (determine_use_iv_cost_condition): Use extract_cond_operands.
27278 Return cheaper of using original bound and changing the exit bound.
27280 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
27282 PR tree-optimization/29516
27283 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
27284 most_expensive_mult_to_index, addr_to_parts,
27285 create_mem_ref, maybe_fold_tmr): Make the type of
27286 fields of TARGET_MEM_REF sizetype.
27287 (move_fixed_address_to_symbol, move_pointer_to_base):
27289 * tree.def (TARGET_MEM_REF): Add comment on types of
27292 2007-01-11 Joseph Myers <joseph@codesourcery.com>
27294 * c-common.c (vector_types_convertible_p): Treat opaque types as
27295 always convertible if they have the same size, but not otherwise.
27297 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
27299 * ifcvt.c (struct noce_if_info): Add comments to the fields.
27300 Remove the b_unconditional field.
27301 (noce_try_sign_mask): Do not look at b_unconditional.
27302 (noce_process_if_block): Do not use merge_if_blocks. Update
27303 the CFG here. Do not set b_unconditional.
27304 (cond_move_process_if_block): Likewise.
27305 (find_cond_trap): Likewise.
27306 (check_cond_move_block): Require simple jump insns at the end
27307 of the basic block.
27309 2007-01-11 Jan Hubicka <jh@suse.cz>
27311 PR tree-optimization/1046
27312 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
27313 when alias info is not ready.
27314 (pass_tail_recursion): Do not require aliasing.
27315 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
27316 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
27317 * tree-ssa-copy.c (pass_copy_prop): Likewise.
27318 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
27319 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
27320 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
27321 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
27323 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
27324 When aliasing is not build, mark statement as volatile.
27326 2007-01-11 Tom Tromey <tromey@redhat.com>
27328 PR preprocessor/15185, PR preprocessor/20989:
27329 * doc/cppopts.texi <-MT>: Update description of algorithm for
27330 computing default target.
27331 <-M, -MD>: Reword "basename" text.
27333 2007-01-11 Roger Sayle <roger@eyesopen.com>
27335 * builtins.c (expand_builtin_pow, expand_builtin_powi,
27336 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
27337 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
27338 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
27339 fold_builtin_bswap, real_constp, fold_builtin_pow,
27340 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
27341 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
27342 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
27343 * convert.c (convert_to_pointer): Likewise.
27344 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
27345 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
27346 const_binop, fold_convert_const_int_from_int,
27347 fold_convert_const_int_from_real,
27348 fold_convert_const_real_from_real, sign_bit_p,
27349 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
27350 fold_sign_changed_comparison, fold_unary, fold_comparison,
27351 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
27352 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
27353 * print-tree.c (print_node_brief, print_node): Likewise.
27354 * stor-layout.c (place_field, layout_type): Likewise.
27355 * tree-chrec.c (keep_cast): Likewise.
27356 * tree.c (build_vector, build_real, build_real_from_int_cst,
27357 build_complex): Likewise.
27359 2007-01-11 Roger Sayle <roger@eyesopen.com>
27361 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
27362 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
27364 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
27366 * configure.ac (strict1_warn): Rename to strict_warn.
27367 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
27368 cc_set_by_configure, quoted_cc_set_by_configure,
27369 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
27370 all_boot_languages, all_stagestuff): Remove.
27371 (target_list): Remove bootstrap targets.
27372 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
27373 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
27374 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
27375 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
27376 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
27377 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
27378 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
27379 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
27380 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
27381 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
27382 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
27383 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
27384 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
27385 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
27386 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
27387 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
27388 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
27389 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
27390 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
27391 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
27392 (mostlyclean): Adjust.
27393 (clean, distclean): Don't mention bootstrap stuff.
27394 * configure: Regenerate.
27395 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
27396 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
27397 treelang/config-lang.in (stagestuff): Remove.
27398 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
27399 stageprofile, stagefeedback, stagestuff): Remove mention.
27401 2007-01-11 Nick Clifton <nickc@redhat.com>
27403 * config/mcore/predicates.md (mcore_general_movesrc_operand):
27405 (mcore_general_movdst_operand): Do not accept CONST_INTs.
27406 (mcore_arith_K_S_operand): Run the test for the S constraint not
27407 the test for the M constraint.
27408 (mcore_addsub_operand): Do not accept integer values that are
27409 larger than 32 bits.
27410 * config/mcore/mcore.md: Remove unused constraints from split.
27411 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
27412 (addsi3): Likewise.
27413 (allocate_stack): Likewise.
27414 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
27415 operands to 32 bits.
27416 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
27418 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
27419 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
27420 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
27421 mcore_output_bclri, mcore_output_andn, output_inline_const,
27422 mcore_output_move, mcore_output_movedouble): Likewise.
27423 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
27424 (output_inline_const): Likewise.
27425 (output_inline_const): Fix format strings used in sprintf
27427 * config/mcore/mcore-protos.h: Update prototypes for changed
27428 functions in mcore.c.
27429 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
27430 HOST_WIDE_INT and not int.
27431 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
27432 CONST_OK_FOR_N): Likewise.
27433 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
27434 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
27437 2007-01-10 Jan Hubicka <jh@suse.cz>
27439 * tree-vrp.c (remove_range_assertions): Release defs.
27440 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
27441 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
27443 2007-01-10 Paul Brook <paul@codesourcery.com>
27445 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
27446 * config/arm/arm.md (mulsi3subsi): New insn.
27448 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
27450 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
27451 (tree_transform_and_unroll_loop): New.
27452 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
27455 2007-01-10 Robert Kennedy <jimbob@google.com>
27457 * fold-const.c (fold_comparison): Fold comparisons like (x *
27458 1000 < 0) to (x < 0).
27460 2007-01-10 Ian Lance Taylor <iant@google.com>
27462 * tree-pretty-print.c (dump_generic_node): Print parentheses when
27463 operands have the same priority.
27465 2007-01-10 Tom Tromey <tromey@redhat.com>
27467 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
27468 (fold_binary): Likewise.
27469 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
27470 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
27471 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
27472 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
27473 * langhooks.h (struct lang_hooks): Removed field
27474 'can_use_bit_fields_p'.
27476 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
27478 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
27480 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
27482 * function.c (get_last_funcdef_no): New function.
27483 * function.h (get_last_funcdef_no): Declare.
27484 * tree-inline.c (initialize_cfun): Add initialization.
27485 (tree_function_versioning): Cleanup.
27487 2007-01-10 Jan Hubicka <jh@suse.cz>
27489 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
27492 2007-01-10 Sa Liu <saliu@de.ibm.com>
27493 Ben Elliston <bje@au.ibm.com>
27495 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
27496 for SAVE_NONLOCAL and Pmode for any other save level.
27497 * spu-protos.h (spu_restore_stack_block): Declare.
27498 * spu.md (save_stack_block): Remove.
27499 (restore_stack_block): Call spu_restore_stack_block.
27500 * spu.c (spu_restore_stack_block): New function.
27501 (spu_expand_epilogue): Remove old comment.
27503 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
27505 PR tree-optimization/30322
27506 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
27507 (cand_value_at): Return the value as aff_tree.
27508 (may_eliminate_iv): Convert the bound from aff_tree to tree.
27509 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
27510 aff_combination_mult): New functions.
27511 (aff_combination_add): Use aff_combination_add_cst.
27512 (aff_combination_convert): Allow conversions to a wider type.
27513 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
27514 * tree-affine.h (aff_combination_mult): Declare.
27516 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
27518 * doc/tm.texi: Update documentation to reflect reality of exec
27519 and start file search behaviours. Update copyright year.
27520 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
27521 header file directories.
27523 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
27525 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
27526 (*cosxf2): Rename to cosxf2_i387.
27527 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
27528 using X87MODEF12 mode macro. Rename patterns to
27529 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
27531 (*cosdf2, *cossf2): Ditto.
27532 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
27533 to match extended input operands.
27534 (sincos<mode>3): New expander.
27535 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
27536 insn patterns and corresponding splitters.
27538 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
27540 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
27541 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
27543 2007-01-09 Nicolas Pitre <nico@cam.org>
27546 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
27548 2007-01-08 Geoffrey Keating <geoffk@apple.com>
27550 * target.h (struct gcc_target): New field library_rtti_comdat.
27551 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
27552 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
27553 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
27554 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
27556 2007-01-08 Geoffrey Keating <geoffk@apple.com>
27558 * doc/invoke.texi (Optimize Options): Correct description of -O0.
27560 2007-01-08 Richard Guenther <rguenther@suse.de>
27562 * tree.h (force_fit_type_double): Export.
27563 (force_fit_type): Remove.
27564 * fold-const.c (force_fit_type_double): New function.
27565 (force_fit_type): Remove.
27566 (int_const_binop): Use it.
27567 (fold_convert_const_int_from_int): Likewise.
27568 (fold_convert_const_int_from_real): Likewise.
27569 (fold_div_compare): Likewise.
27570 (fold_sign_changed_comparison): Likewise.
27571 (fold_unary): Likewise.
27572 (fold_negate_const): Likewise.
27573 (fold_abs_const): Likewise.
27574 (fold_not_const): Likewise.
27575 * c-common.c (shorten_compare): Use force_fit_type_double.
27576 * convert.c (convert_to_pointer): Likewise.
27578 2007-01-08 Richard Guenther <rguenther@suse.de>
27580 * tree.h (build_int_cst_wide_type): Export.
27581 * tree.c (build_int_cst_wide_type): New function.
27582 (build_int_cst_wide): Fix comment.
27583 * builtins.c (fold_builtin_object_size): Use build_int_cst
27584 to build -1 or 0 of the correct type. Use fit_double_type
27585 to check for overflow.
27586 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
27588 (decode_field_reference): Likewise.
27589 (all_ones_mask_p): Likewise.
27590 (native_interpret_int): Use build_int_cst_wide_type.
27591 (fold_binary): Use build_int_cst_type to build an all-ones
27593 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
27595 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
27597 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
27599 2007-01-09 Ben Elliston <bje@au.ibm.com>
27601 * genautomata.c (STATS_OPTION): New option.
27602 (stats_flag): New flag.
27603 (gen_automata_option): Handle it.
27604 (initiate_automaton_gen): Ditto.
27605 (write_automata): Output statistics only if stats_flag is
27606 set. Likewise, output time statistics only if time_flag is set.
27607 * doc/md.texi (Processor pipeline description): Document new flag.
27609 2007-01-08 Richard Guenther <rguenther@suse.de>
27611 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
27612 * tree.c (build_int_cst_type): Likewise.
27613 (size_in_bytes): Don't call force_fit_type on the result.
27614 (int_fits_type_p): Use fit_double_type.
27615 * fold-const.c (fit_double_type): New function.
27616 (force_fit_type): Use it.
27617 * tree.h (fit_double_type): Export.
27619 2007-01-08 Jan Hubicka <jh@suse.cz>
27621 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
27622 * ipa.c (function_and_variable_visibility): Fix return type.
27624 2007-01-08 Richard Guenther <rguenther@suse.de>
27626 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
27627 of offset to build the index.
27628 * tree-pretty-print.c (dump_generic_node): Don't build negated
27629 const just for printing.
27630 * c-pretty-print.c (pp_c_integer_constant): Likewise.
27631 * builtins.c (fold_builtin_int_roundingfn): Check if result
27632 fits the type by using force_fit_type and comparing the result.
27633 * predict.c (predict_loops): Use compare_tree_int for comparison.
27634 * tree.c (build_int_cst): Fall back to integer_type_node for
27636 (build_int_cst_wide): Assert type is non-null.
27638 2007-01-08 Roberto Costa <roberto.costa@st.com>
27640 * tree-vrp.c (extract_range_from_cond_expr): New.
27641 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
27642 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
27644 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
27645 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
27646 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
27647 used as expressions.
27648 * tree-object-size.c (cond_expr_object_size): New.
27649 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
27651 2007-01-08 Jan Hubicka <jh@suse.cz>
27653 * tree-ssa-forwprop.c (forward_propagate_into_cond,
27654 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
27657 2007-01-08 Richard Guenther <rguenther@suse.de>
27659 PR tree-optimization/23603
27660 * tree-vrp.c (set_value_range_to_truthvalue): New function.
27661 (extract_range_from_binary): Fall back to truthvalue instead of
27662 varying for TRUTH_*_EXPR.
27663 (extract_range_from_comparison): Fall back to truthvalue instead of
27665 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
27666 if all visited PHI values were constant.
27668 2007-01-08 Jan Hubicka <jh@suse.cz>
27670 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
27671 (cgraph_analyze_function): break out from ...
27672 (cgraph_finalize_compilation_unit): ... here.
27673 (cgraph_expand_function): Remove forgoten commented out line.
27674 (cgraph_optimize): Analyze functions.
27676 2007-01-08 Jan Hubicka <jh@suse.cz>
27678 * tree-pas.h (TODO_remove_function): New flag.
27679 (TODO_update*): Renumber.
27680 (pass_ipa_increase_alignment,
27681 pass_ipa_function_and_variable_visibility): New passes.
27682 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
27683 (cgraph_function_and_variable_visibility): Move to ipa.c
27684 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
27685 cgraph_increase_alignment.
27686 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
27687 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
27688 calling tree-inline.
27689 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
27690 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
27691 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
27692 (gate_increase_alignment): New function.
27693 (pass_ipa_increase_alignment): New pass.
27694 * ipa.c: Inline tree-pass.h and timevar.h
27695 (function_and_variable_visibility): Move here from cgraphunit.c
27696 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
27697 * passes.c (init_optimization_passes): Add the two new passes.
27698 (execute_todo): Handle cgraph_remove_functions.
27700 2007-01-08 Nick Clifton <nickc@redhat.com>
27702 * config/frv/predicates.md (reg_or_0_operand): Accept
27705 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
27707 * config/bfin/rtems.h, config/bfin/t-rtems: New.
27708 * config.gcc: Add bfin*-rtems*.
27710 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
27712 * c.opt: Add -flax-vector-conversions.
27713 * c-typeck.c (convert_for_assignment): Pass flag to
27714 vector_types_convertible_p to allow emission of note.
27715 (digest_init): Likewise.
27716 * c-opts.c: Handle -flax-vector-conversions.
27717 * c-common.c (flag_lax_vector_conversions): New.
27718 (vector_types_convertible_p): Unless -flax-vector conversions
27719 has been passed, disallow conversions between vectors with
27720 differing numbers of subparts and/or element types. If such
27721 a conversion is disallowed, possibly emit a note on the first
27722 occasion only to inform the user of -flax-vector-conversions.
27723 The new last argument specifies this.
27724 * c-common.h (flag_lax_vector_conversions): New.
27725 (vector_types_convertible_p): Add extra argument.
27726 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
27727 char_type_node for V*QI type vectors.
27728 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
27729 Update to satisfy new typechecking rules.
27730 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
27731 C and C++ variants.
27732 * doc/invoke.texi (C Dialect Options): Document
27733 -flax-vector-conversions.
27735 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
27737 PR tree-optimization/29877
27738 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
27739 a register variable on the RHS to not be replaceable.
27741 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
27742 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
27743 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
27744 const_simm15, const_pow2, const_npow2): Added.
27745 * config/score/misc.md (insv, extv, extzv, movmemsi,
27746 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
27747 * config/score/score.c (score_address_cost, score_select_cc_mode):
27749 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
27750 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
27751 Update score_print_operand.
27752 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
27753 Adjust register allocate order and update some macro define.
27754 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
27755 mdx_block_move_straight, mdx_block_move_loop_head,
27756 mdx_block_move_loop_body, mdx_block_move_loop_foot,
27757 mdx_block_move_loop, mdx_block_move): Added.
27758 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
27759 mdp_limm): Updated and fix some bug and typo.
27760 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
27761 (movsf, movdf, doloop_end): Added.
27763 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
27765 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
27766 config/arm/thumb2.md: Fix comment typos.
27767 * doc/extend.texi: Fix a typo.
27769 2007-01-07 Eric Christopher <echristo@apple.com>
27771 * configure.ac: Check for __stack_chk_fail for darwin.
27772 * configure: Regenerate.
27774 2007-01-07 Richard Guenther <rguenther@suse.de>
27776 * tree-vrp.c (extract_range_from_assert): CSE calls to
27777 compare_values where possible.
27778 (extract_range_from_unary_expr): Likewise.
27780 2007-01-07 Anatoly Sokolov <aesok@post.ru>
27782 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
27783 * config/avr/avr.c (call_insn_operand): Delete function.
27784 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
27785 instead of register number. Use predicates.
27786 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
27787 call_insn_operand): Add.
27789 2007-01-06 Jan Hubicka <jh@suse.cz>
27791 * tree-pass.h (pass_build_cgraph_edges): Declare.
27792 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
27793 (visited_nodes): Remove.
27794 (cgraph_create_edges): Move to cgraphbuild.c; rename to
27795 build_cgrpah_edges; make visited_nodes local.
27796 (cgraph_process_new_functions): DO not call initialize_inline_failed.
27797 (record_references_in_initializer): Move to cgraphbuild.c
27798 (initialize_inline_failed, rebuild_cgraph_edges,
27799 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
27800 (verify_cgraph_node): Make visited_nodes local.
27801 (cgraph_analyze_function): Do not call cgraph_create_edges and
27802 initialize_inline_failed.
27803 (cgraph_expand_function): Do not call cgraph_lower_function;
27804 assert that function is already lowered.
27805 * Makefile.in (cgraphbuild.o): New.
27806 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
27807 at the end of lowering passes.
27809 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
27811 * ifcvt.c (cond_move_convert_if_block): New function, code
27812 factored out from...
27813 (cond_move_process_if_block): ...here. Call the new function
27814 on the THEN and ELSE blocks.
27815 (merge_if_block): Do not copy global_live_at_end, merge_blocks
27816 already takes care of this.
27818 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27821 * tree.h (TREE_OVERFLOW_P): New.
27822 * c-typeck.c (parser_build_unary_op): Warn only if result
27823 overflowed and operands did not.
27824 (parser_build_binary_op): Likewise.
27825 (convert_for_assignment): Remove redundant overflow_warning.
27826 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
27828 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27830 * c-typeck.c (store_init_value): Split over two lines to follow
27831 the GNU coding style.
27833 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
27835 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
27836 __GXX_EXPERIMENTAL_CXX0X__.
27837 * doc/cpp.texi: Same.
27839 2007-01-05 Richard Guenther <rguenther@suse.de>
27841 PR middle-end/27826
27842 * tree.c (get_narrower): Do not construct COMPONENT_REFs
27843 with mismatched types. Instead explicitly build a
27844 conversion NOP_EXPR.
27846 2007-01-05 Ian Lance Taylor <iant@google.com>
27848 * c-common.c (decl_with_nonnull_addr_p): New function.
27849 (c_common_truthvalue_conversion): Call it.
27850 * c-typeck.c (build_binary_op): Likewise.
27851 * c-common.h (decl_with_nonnull_addr_p): Declare.
27853 2007-01-05 Jakub Jelinek <jakub@redhat.com>
27856 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
27859 2007-01-05 Joel Brobecker <brobecker@adacore.com>
27861 * doc/install.texi (Final install): Document the fact that
27862 the GNAT runtime should not be stripped.
27864 2007-01-04 Jan Hubicka <jh@suse.cz>
27866 * tree-inline.c (fold_marked_statements): Update operand caches
27867 and EH after folding
27869 2007-01-04 Ian Lance Taylor <iant@google.com>
27871 * c-common.c (check_function_nonnull): Whitespace fix.
27873 2007-01-04 Jan Hubicka <jh@suse.cz>
27875 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
27876 comitted older version of patch.
27877 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
27878 function, celanup cfg and collect garbage.
27880 2007-01-04 Mike Stump <mrs@apple.com>
27882 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
27885 2007-01-04 Eric Christopher <echristo@apple.com>
27887 * libgcc2.c (__bswapsi2): Use SItype.
27888 (__bswapdi2): Use DItype.
27889 * libgcc2.h: Update for above.
27891 2007-01-04 Paul Brook <paul@codesourcery.com>
27893 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
27894 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
27895 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
27896 umulsidi3, umulsidi3adddi, smulsi3_highpart,
27897 umulsi3_highpart): Make conditional on !arm_arch6.
27898 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
27899 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
27900 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
27901 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
27902 umulsi3_highpart_v6): New insns.
27904 2007-01-04 Roger Sayle <roger@eyesopen.com>
27906 * fold-const.c (fold_convert): When casting an expression to void,
27907 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
27908 have a type. Instead of attempting to build a NOP_EXPR, return
27909 these "special" trees directly.
27911 2007-01-04 Joseph Myers <joseph@codesourcery.com>
27913 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
27914 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
27915 rs6000_cost->fp not 0 as adjustment for outer NEG.
27917 2007-01-04 Jan Hubicka <jh@suse.cz>
27919 * cgraph.c (cgraph_release_function_body): New function.
27920 (cgraph_remove_node): Use it.
27921 * cgraph.h (cgraph_release_function_body): Declare.
27922 * cgraphunit.c (cgraph_expand_function): Use it.
27923 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
27924 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
27925 is initialized and while compilation of other function is running.
27926 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
27927 statement CFG annotations from here to ...
27928 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
27930 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
27932 * cfgloop.h (enum li_flags): Make the constants powers of two.
27934 2007-01-04 Jan Hubicka <jh@suse.cz>
27936 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
27938 (fold_marked_statements): New function.
27939 (optimize_inline_calls, tree_function_versioning): Fold new statements.
27940 * tree-inline.h (copy_body_data): Add statements_to_fold.
27942 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
27944 * config.gcc: Mention libgcc/config.host.
27945 * Makefile.in: Update comments mentioning libgcc.
27946 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
27947 (all.cross, start.encap, rest.encap, rest.cross): Update
27948 dependencies for libgcc move.
27949 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
27950 (clean-target, clean-target-libgcc): Delete.
27951 (srcdirify, GCC_EXTRA_PARTS): New macros.
27952 (libgcc-support, libgcc.mvars): New rules.
27953 (distclean): Remove mention of mklibgcc.
27954 (install): Don't reference INSTALL_LIBGCC.
27955 (install-common): Don't reference EXTRA_PARTS.
27956 (install-libgcc, install-multilib): Delete rules.
27957 * mklibgcc.in: Delete file.
27958 * doc/configfiles.texi: Don't mention mklibgcc.
27960 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
27961 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
27962 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
27963 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
27964 (mklibgcc, ldblspecs): Likewise.
27966 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
27967 (posixpre.def): Use $(T).
27968 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
27969 (SHLIB_SRC, SHLIB_INSTALL): Delete.
27970 (SHLIB_LINK): Make dummy.
27971 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
27973 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
27975 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
27976 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
27977 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
27978 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
27980 * configure.ac (all_outputs): Remove mklibgcc.
27981 * configure: Regenerated.
27983 2007-01-03 Josh Conner <jconner@apple.com>
27985 PR middle-end/29683
27986 * calls.c (compute_argument_addresses): Set stack and stack_slot
27987 for partial args, too.
27988 (store_one_arg): Use locate.size.constant for the size when
27989 generating a save_area.
27991 2007-01-03 Robert Kennedy <jimbob@google.com>
27993 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
27994 whose definitions are deleted due to basic block merging.
27996 2007-01-03 Paul Brook <paul@codesourcery.com>
27999 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
28001 (use_return_insn): Return 0 for Thumb interrupt functions.
28002 (print_multi_reg): Add rfe argument for IRQ returns.
28003 (arm_output_epilogue): Pop interrupt return address directly into PC.
28004 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
28006 2007-01-03 Paul Brook <paul@codesourcery.com>
28008 Merge from sourcerygxx-4_1.
28009 * config/arm/thumb2.md: New file.
28010 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
28012 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
28013 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28014 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
28015 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
28017 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
28018 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
28020 * config/arm/ieee754-sf.S: Ditto.
28021 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
28022 (thumb1_base_register_rtx_p): ... to this.
28023 (thumb_index_register_rtx_p): Rename...
28024 (thumb1_index_register_rtx_p): ... to this.
28025 (thumb_output_function_prologue): Rename...
28026 (thumb1_output_function_prologue): ... to this.
28027 (thumb_legitimate_address_p): Rename...
28028 (thumb1_legitimate_address_p): ... to this.
28029 (thumb_rtx_costs): Rename...
28030 (thumb1_rtx_costs): ... to this.
28031 (thumb_compute_save_reg_mask): Rename...
28032 (thumb1_compute_save_reg_mask): ... to this.
28033 (thumb_final_prescan_insn): Rename...
28034 (thumb1_final_prescan_insn): ... to this.
28035 (thumb_expand_epilogue): Rename...
28036 (thumb1_expand_epilogue): ... to this.
28037 (arm_unwind_emit_stm): Rename...
28038 (arm_unwind_emit_sequence): ... to this.
28039 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
28040 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
28041 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
28042 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
28043 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
28044 thumb2_output_casesi): New functions.
28045 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
28046 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
28047 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
28048 THUMB2_WORK_REGS): Define.
28049 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
28050 arm_condexec_mask, arm_condexec_masklen)): New variables.
28051 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
28052 (arm_override_options): Check new CPU capabilities.
28053 Set new architecture flag variables.
28054 (arm_isr_value): Handle v7m interrupt functions.
28055 (user_return_insn): Return 0 for v7m interrupt functions. Handle
28057 (const_ok_for_arm): Handle Thumb-2 constants.
28058 (arm_gen_constant): Ditto. Use movw when available.
28059 (arm_function_ok_for_sibcall): Return false for v7m interrupt
28061 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
28062 (thumb_find_work_register, arm_load_pic_register,
28063 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
28064 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
28065 print_multi_reg, output_mov_long_double_fpa_from_arm,
28066 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
28067 output_mov_double_fpa_from_arm, output_move_double,
28068 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
28069 output_return_instruction, arm_output_function_prologue,
28070 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
28071 arm_output_mi_thunk, thumb_set_return_address): Ditto.
28072 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
28073 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
28074 (arithmetic_instr, shift_op): Use arm_shift_nmem.
28075 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
28077 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
28078 (thumb_expand_prologue): Use thumb_set_frame_pointer.
28079 (arm_file_start): Output directive for unified syntax.
28080 (arm_unwind_emit_set): Handle stack alignment instruction.
28081 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
28082 Add v6t2, v7, v7a, v7r and v7m.
28083 (RETLDM): Add Thumb-2 code.
28084 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
28085 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
28086 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
28087 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
28088 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
28089 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
28090 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
28091 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
28092 ADJUST_INSN_LENGTH): Define.
28093 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
28094 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
28095 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
28096 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
28097 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
28098 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
28099 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
28100 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
28101 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
28102 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
28103 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
28104 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
28105 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
28106 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
28107 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
28108 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
28109 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
28111 * config/arm/arm-tune.md: Regenerate.
28112 * config/arm/arm-protos.h: Update prototypes.
28113 * config/arm/vfp.md: Enable patterns for Thumb-2.
28114 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
28115 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
28116 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
28117 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
28118 * config/arm/libunwind.S: Add Thumb-2 code.
28119 * config/arm/constraints.md: Update include Thumb-2.
28120 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
28121 * config/arm/ieee754-df.S: Ditto.
28122 * config/arm/bpabi.S: Ditto.
28123 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
28124 * config/arm/predicates.md (low_register_operand,
28125 low_reg_or_int_operand, thumb_16bit_operator): New.
28126 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
28127 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
28128 * config/arm/t-arm-elf: Add armv7 multilib.
28129 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
28131 (UNSPEC_STACK_ALIGN, ce_count): New.
28132 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
28133 arm_zero_extendsidi2, arm_zero_extendqidi2): New
28135 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
28136 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
28137 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
28138 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
28139 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
28140 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
28142 * doc/extend.texi: Document ARMv7-M interrupt functions.
28143 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
28145 2007-01-03 Jakub Jelinek <jakub@redhat.com>
28147 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
28148 (struct _Unwind_Context): Rename args_size to flags, remove
28149 signal_frame field, add a new args_size field and version field.
28150 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
28151 _Unwind_IsExtendedContext): New inline functions.
28152 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
28153 Assume by_value array is only present if _Unwind_IsExtendedContext.
28154 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
28155 _Unwind_IsSignalFrame.
28156 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
28157 (uw_update_context_1): Use _Unwind_SetSignalFrame.
28158 (uw_init_context_1): Initialize context->flags to
28159 EXTENDED_CONTEXT_BIT.
28160 * config/rs6000/linux-unwind.h (frob_update_context): Use
28161 _Unwind_SetSignalFrame.
28163 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
28165 PR middle-end/30353
28166 * gimplify.c (gimplify_modify_expr_complex_part): Move below
28167 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
28170 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
28172 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
28173 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
28174 RET, AT_SP): Remove.
28175 * config/i386/i386.md (*sse_prologue_save_insn): Use return
28178 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28179 * cfgbuild.c (find_basic_blocks): Likewise.
28180 * cfgrtl.c (rtl_create_basic_block): Likewise.
28181 * function.c (temp_slots_at_level): Likewise.
28182 * reg-stack.c (stack_regs_mentioned): Likewise.
28183 * regclass.c (allocate_reg_info): Likewise.
28184 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28185 set_bb_for_stmt, move_block_to_fn): Likewise.
28186 * tree-complex.c (tree_lower_complex): Likewise.
28187 * vec.h (VEC_safe_grow_cleared): New.
28189 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
28191 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
28193 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
28194 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
28196 * cfgloopmanip.c (scale_loop_frequencies): Export.
28197 (loopify): Scale the frequencies by prescribed coefficients.
28198 (set_zero_probability): New function.
28199 (duplicate_loop_to_header_edge): Improve updating of frequencies.
28200 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
28201 and frequencies according to arguments.
28202 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
28204 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
28205 * modulo-sched.c (sms_schedule): Set probabilities for entering
28206 versioned loop correctly.
28207 * tree-vect-transform.c (vect_transform_loop): Ditto.
28208 * cfgloop.h (loopify, loop_version): Declaration changed.
28209 (scale_loop_frequencies): Declared.
28211 2007-01-02 Jan Hubicka <jh@suse.cz>
28213 * cgraph.c: Include tree-flow.h
28214 (cgraph_add_new-function): Handle IPA_SSA mode; execute
28215 early_local_passes.
28216 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
28217 * tree-pass.h (pass_all_early_optimizations): Declare.
28218 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
28219 early_local_passes.
28220 (cgraph_analyze_function): Do early_local_passes.
28221 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28222 Do not add referenced vars.
28223 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
28225 (gate_all_early_local_passes): New gate.
28226 (pass_early_local_passes): Use new gate.
28227 (execute_early_local_optimizations): New functions.
28228 (gate_all_early_optimizations): New gate.
28229 (pass_all_early_optimizations): New pass.
28230 (execute_free_datastructures): Free SSA only when initialized.
28231 (gate_init_datastructures): Init only when optimizing.
28232 (tree_lowering_passes): Do early local passes when called late.
28233 * tree-profile.c (do_tree_profiling): Don't profile functions added
28235 (do_early_tree_profiling, pass_early_tree_profile): Kill.
28236 * tree-cfg.c (update_modified_stmts): Do not update when operands are
28238 * passes.c (init_optimizations_passes): Reorder so we go into SSA
28239 during early_local_passes.
28240 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
28243 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28245 * Makefile.in: Update copyright year.
28247 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
28249 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
28250 in $(lang_checks) and check-consistency targets.
28252 2007-01-02 Jan Hubicka <jh@suse.cz>
28254 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
28255 Do not add referenced vars.
28256 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
28258 * passes.c (init_optimization_passes): Put mudflap_2 after
28259 free_datastructures.
28261 2007-01-02 Jan Hubicka <jh@suse.cz>
28263 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
28264 Set NOTHROW flag on call statements proved to be nothrow.
28265 Update statement of local calls so new pure/const functions are
28266 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
28268 (tree_rest_of_compilation): Register hooks and initialize bitmap
28269 early. Do not set after_inlining flag.
28271 2007-01-02 Steve Ellcey <sje@cup.hp.com>
28273 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
28274 HOST_BITS_PER_LONGLONG
28276 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28279 * c-typeck.c (store_init_value): Don't emit pedantic overflow
28280 warning for non-static initializers.
28282 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
28284 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
28285 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
28286 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
28287 Always use set_unique_reg_note to add REG_EQUAL notes.
28289 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28292 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28294 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28295 * cfgbuild.c (find_basic_blocks): Likewise.
28296 * cfgrtl.c (rtl_create_basic_block): Likewise.
28297 * function.c (temp_slots_at_level): Likewise.
28298 * reg-stack.c (stack_regs_mentioned): Likewise.
28299 * regclass.c (allocate_reg_info): Likewise.
28300 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28301 set_bb_for_stmt, move_block_to_fn): Likewise.
28302 * tree-complex.c (tree_lower_complex): Likewise.
28303 * vec.h (VEC_safe_grow_cleared): New.
28305 2007-01-02 Ian Lance Taylor <iant@google.com>
28307 * c-common.c (c_common_truthvalue_conversion): When warning about
28308 using an assignment as a truth value, set TREE_NO_WARNING.
28310 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28313 * c.opt (Wold-style-declaration): New.
28314 * doc/invoke.texi (C-only Warning Options): New.
28315 (Wold-style-declaration): Document it.
28316 (Wextra): Enabled by -Wextra.
28317 * c-opts.c (c_common_post_options): Enabled by -Wextra.
28318 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
28319 -Wold-style-declaration.
28321 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
28323 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
28324 * cfgbuild.c (find_basic_blocks): Likewise.
28325 * cfgrtl.c (rtl_create_basic_block): Likewise.
28326 * function.c (temp_slots_at_level): Likewise.
28327 * reg-stack.c (stack_regs_mentioned): Likewise.
28328 * regclass.c (allocate_reg_info): Likewise.
28329 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
28330 set_bb_for_stmt, move_block_to_fn): Likewise.
28331 * tree-complex.c (tree_lower_complex): Likewise.
28332 * vec.h (VEC_safe_grow_cleared): New.
28334 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
28336 * c-common.c (c_common_nodes_and_builtins): Since variants of
28337 void_type_node get built before it is given a name, we need to
28338 give those variants the name, too.
28339 (complete_array_type): We need to work with the canonical main
28340 type of the array, from which we will build the qualified version.
28341 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
28342 * print-tree.c (print_node): Display canonical type information
28344 * stor-layout.c (layout_type): When we don't know the
28345 alignment of a type for which we're building an array, we end up
28346 guessing wrong, so make the type require structural equality.
28347 * tree.c (make_node_stat): When we build a new type, it is its
28348 own canonical type.
28349 (build_type_attribute_qual_variant): When building an attribute
28350 variant, its canonical type is the non-attribute variant. However,
28351 if the attributes are target-dependent and they differ, we need to
28352 use structural equality checks for this type.
28353 (build_qualified_type): A qualified type is not equivalent to its
28354 unqualified variant; set the canonical type appropriately.
28355 (build_distinct_type_copy): When building a distinct type from
28356 another type, the new type is its own canonical type.
28357 (build_variant_type_copy): When building a new type variant, we
28358 assume that it is equivalent to the original type.
28359 (build_pointer_type_for_mode): When building a pointer type, also
28360 build a canonical type pointer.
28361 (build_reference_type_for_mode): When building a reference type,
28362 also build a canonical type reference.
28363 (build_index_type): When we can't hash an index type (e.g.,
28364 because its maximum value is negative), the index type requires
28365 structural equality tests.
28366 (build_array_type): Build the canonical form of an array type.
28367 (build_function_type): Function types require structural equality,
28368 because they contain default arguments, attributes, etc.
28369 (build_method_type_directly): Ditto for method types.
28370 (build_offset_type): Build the canonical offset type.
28371 (build_complex_type): Build the canonical vector type.
28372 (make_vector_type): Build the canonical vector type.
28373 * tree.h (TYPE_CANONICAL): New.
28374 (TYPE_STRUCTURAL_EQUALITY_P): New.
28375 (SET_TYPE_STRUCTURAL_EQUALITY): New.
28376 (struct tree_type): Added "canonical" field.
28377 * params.h (VERIFY_CANONICAL_TYPES): New.
28378 * doc/c-tree.texi (TYPE_CANONICAL): Document.
28379 (TYPE_STRUCTURAL_EQUALITY_P): Document.
28380 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
28381 * doc/invoke.texi (verify-canonical-types): Document --param
28382 parameter for verifying canonical types.
28384 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28386 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
28387 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
28388 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
28389 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
28391 * config/rs6000/e500.h: New.
28392 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
28393 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
28395 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
28396 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
28397 TARGET_E500_DOUBLE): Remove.
28398 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
28399 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
28400 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
28401 * config/rs6000/rs6000.c (rs6000_override_options): Use
28402 CHECK_E500_OPTIONS.
28404 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28406 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
28407 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
28408 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
28409 rs6000_emit_cmove): Don't check TARGET_E500.
28410 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
28411 sordered): Don't check TARGET_E500.
28413 2007-01-01 Eric Christopher <echristo@apple.com>
28415 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
28416 HARD_REGISTER_NUM_P.
28418 2007-01-01 Roger Sayle <roger@eyesopen.com>
28420 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
28421 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
28422 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
28425 2007-01-01 Mike Stump <mrs@apple.com>
28427 * configure.ac: Remove support for building with Apple's gcc-3.1.
28429 2007-01-02 Joseph Myers <joseph@codesourcery.com>
28431 PR middle-end/30311
28432 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
28433 REG is a hard register. Do not modify REG before calling
28435 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
28436 multiple of the size of YMODE for certain lowpart cases.
28438 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28440 PR middle-end/30253
28441 * gimplify (voidify_wrapper_expr): Update for
28442 GIMPLE_MODIFY_STMT.
28444 2007-01-01 Andreas Schwab <schwab@suse.de>
28447 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
28448 save of BR0 in extra_spill_size instead of spill_size.
28449 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
28451 (ia64_expand_epilogue): Restore BR0 from its new location.
28453 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28455 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
28456 Use a temporary variable if the left hand side is not a gimple
28459 2007-01-01 Andrew Pinski <pinskia@gmail.com>
28461 * gimplify.c (gimplify_return_expr): Make the temporary variable
28462 for the return expression, a gimple register variable.
28464 2007-01-01 Jan Hubicka <jh@suse.cz>
28466 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
28469 2007-01-01 Mike Stump <mrs@apple.com>
28471 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
28473 * config/darwin.c (machopic_select_rtx_section): Use
28474 HAVE_GAS_LITERAL16.
28475 (darwin_mergeable_constant_section): Likewise.
28476 * configure: Regenerate.
28477 * config.in: Regenerate.
28479 2007-01-01 Jan Hubicka <jh@suse.cz>
28480 Andrew Pinski <pinskia@gmail.com>
28482 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
28483 before starting IPA passes.