1 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
2 Richard Henderson <rth@redhat.com>
4 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
6 (x86_64-*-*): Likewise.
8 * i386/i386-modes.def (V2QI): New.
10 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
12 (override_options): Support SSE4.1.
13 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
14 (IX86_BUILTIN_BLENDPS): Likewise.
15 (IX86_BUILTIN_BLENDVPD): Likewise.
16 (IX86_BUILTIN_BLENDVPS): Likewise.
17 (IX86_BUILTIN_PBLENDVB128): Likewise.
18 (IX86_BUILTIN_PBLENDW128): Likewise.
19 (IX86_BUILTIN_DPPD): Likewise.
20 (IX86_BUILTIN_DPPS): Likewise.
21 (IX86_BUILTIN_INSERTPS128): Likewise.
22 (IX86_BUILTIN_MOVNTDQA): Likewise.
23 (IX86_BUILTIN_MPSADBW128): Likewise.
24 (IX86_BUILTIN_PACKUSDW128): Likewise.
25 (IX86_BUILTIN_PCMPEQQ): Likewise.
26 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
27 (IX86_BUILTIN_PMAXSB128): Likewise.
28 (IX86_BUILTIN_PMAXSD128): Likewise.
29 (IX86_BUILTIN_PMAXUD128): Likewise.
30 (IX86_BUILTIN_PMAXUW128): Likewise.
31 (IX86_BUILTIN_PMINSB128): Likewise.
32 (IX86_BUILTIN_PMINSD128): Likewise.
33 (IX86_BUILTIN_PMINUD128): Likewise.
34 (IX86_BUILTIN_PMINUW128): Likewise.
35 (IX86_BUILTIN_PMOVSXBW128): Likewise.
36 (IX86_BUILTIN_PMOVSXBD128): Likewise.
37 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
38 (IX86_BUILTIN_PMOVSXWD128): Likewise.
39 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
40 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
41 (IX86_BUILTIN_PMOVZXBW128): Likewise.
42 (IX86_BUILTIN_PMOVZXBD128): Likewise.
43 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
44 (IX86_BUILTIN_PMOVZXWD128): Likewise.
45 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
46 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
47 (IX86_BUILTIN_PMULDQ128): Likewise.
48 (IX86_BUILTIN_PMULLD128): Likewise.
49 (IX86_BUILTIN_ROUNDPD): Likewise.
50 (IX86_BUILTIN_ROUNDPS): Likewise.
51 (IX86_BUILTIN_ROUNDSD): Likewise.
52 (IX86_BUILTIN_ROUNDSS): Likewise.
53 (IX86_BUILTIN_PTESTZ): Likewise.
54 (IX86_BUILTIN_PTESTC): Likewise.
55 (IX86_BUILTIN_PTESTNZC): Likewise.
56 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
57 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
58 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
59 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
60 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
62 (bdesc_sse_3arg): Likewise.
63 (bdesc_2arg): Likewise.
64 (bdesc_1arg): Likewise.
65 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
67 (ix86_expand_sse_4_operands_builtin): New.
68 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
69 smaller than 8 bits as the 2nd arg.
70 (ix86_expand_sse_ptest): New.
71 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
72 (ix86_expand_vector_set): Support SSE4.1.
73 (ix86_expand_vector_extract): Likewise.
75 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
76 __SSE4_1__ for -msse4.1.
78 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
79 (UNSPEC_INSERTPS): Likewise.
80 (UNSPEC_DP): Likewise.
81 (UNSPEC_MOVNTDQA): Likewise.
82 (UNSPEC_MPSADBW): Likewise.
83 (UNSPEC_PHMINPOSUW): Likewise.
84 (UNSPEC_PTEST): Likewise.
85 (UNSPEC_ROUNDP): Likewise.
86 (UNSPEC_ROUNDS): Likewise.
88 * config/i386/i386.opt (msse4.1): New for SSE4.1.
90 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
91 (const_pow2_1_to_32768_operand): Likewise.
93 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
96 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
98 (sse4_1_insertps): Likewise.
99 (*sse4_1_extractps): Likewise.
100 (sse4_1_ptest): Likewise.
101 (sse4_1_mulv2siv2di3): Likewise.
102 (*sse4_1_mulv4si3): Likewise.
103 (*sse4_1_smax<mode>3): Likewise.
104 (*sse4_1_umax<mode>3): Likewise.
105 (*sse4_1_smin<mode>3): Likewise.
106 (*sse4_1_umin<mode>3): Likewise.
107 (sse4_1_eqv2di3): Likewise.
108 (*sse4_1_pinsrb): Likewise.
109 (*sse4_1_pinsrd): Likewise.
110 (*sse4_1_pinsrq): Likewise.
111 (*sse4_1_pextrb): Likewise.
112 (*sse4_1_pextrb_memory): Likewise.
113 (*sse4_1_pextrw_memory): Likewise.
114 (*sse4_1_pextrq): Likewise.
115 (sse4_1_blendpd): Likewise.
116 (sse4_1_blendps): Likewise.
117 (sse4_1_blendvpd): Likewise.
118 (sse4_1_blendvps): Likewise.
119 (sse4_1_dppd): Likewise.
120 (sse4_1_dpps): Likewise.
121 (sse4_1_movntdqa): Likewise.
122 (sse4_1_mpsadbw): Likewise.
123 (sse4_1_packusdw): Likewise.
124 (sse4_1_pblendvb): Likewise.
125 (sse4_1_pblendw): Likewise.
126 (sse4_1_phminposuw): Likewise.
127 (sse4_1_extendv8qiv8hi2): Likewise.
128 (*sse4_1_extendv8qiv8hi2): Likewise.
129 (sse4_1_extendv4qiv4si2): Likewise.
130 (*sse4_1_extendv4qiv4si2): Likewise.
131 (sse4_1_extendv2qiv2di2): Likewise.
132 (*sse4_1_extendv2qiv2di2): Likewise.
133 (sse4_1_extendv4hiv4si2): Likewise.
134 (*sse4_1_extendv4hiv4si2): Likewise.
135 (sse4_1_extendv2hiv2di2): Likewise.
136 (*sse4_1_extendv2hiv2di2): Likewise.
137 (sse4_1_extendv2siv2di2): Likewise.
138 (*sse4_1_extendv2siv2di2): Likewise.
139 (sse4_1_zero_extendv8qiv8hi2): Likewise.
140 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
141 (sse4_1_zero_extendv4qiv4si2): Likewise.
142 (*sse4_1_zero_extendv4qiv4si2): Likewise.
143 (sse4_1_zero_extendv2qiv2di2): Likewise.
144 (*sse4_1_zero_extendv2qiv2di2): Likewise.
145 (sse4_1_zero_extendv4hiv4si2): Likewise.
146 (*sse4_1_zero_extendv4hiv4si2): Likewise.
147 (sse4_1_zero_extendv2hiv2di2): Likewise.
148 (*sse4_1_zero_extendv2hiv2di2): Likewise.
149 (sse4_1_zero_extendv2siv2di2): Likewise.
150 (*sse4_1_zero_extendv2siv2di2): Likewise.
151 (sse4_1_roundpd): Likewise.
152 (sse4_1_roundps): Likewise.
153 (sse4_1_roundsd): Likewise.
154 (sse4_1_roundss): Likewise.
155 (mulv4si3): Don't expand for SSE4.1.
156 (smax<mode>3): Likewise.
157 (umaxv4si3): Likewise.
158 (uminv16qi3): Likewise.
159 (umin<mode>3): Likewise.
160 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
162 * doc/extend.texi: Document SSE4.1 built-in functions.
164 * doc/invoke.texi: Document -msse4.1.
166 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
168 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
169 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
170 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
171 (ASM_SPEC): Add asm_pcrel_spec.
172 (EXTRA_SPECS): Add asm_pcrel_spec.
174 2007-05-21 David Daney <ddaney@avtrex.com>
176 * doc/install.texi (Building a cross compiler): Add requirements
177 for Java cross compiler.
179 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
182 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
183 Add loopno argument. Use evolution_function_is_invariant_rec_p
184 instead of evolution_function_is_constant_p.
185 Update calls to evolution_function_is_affine_multivariate_p.
186 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
188 * tree-scalar-evolution.c (gather_chrec_stats): Call
189 evolution_function_is_affine_multivariate_p with a loop
191 * tree-data-ref.c (analyze_miv_subscript): Likewise.
192 (analyze_overlapping_iterations): Likewise.
193 (access_functions_are_affine_or_constant_p):
195 (build_classic_dist_vector_1): If the access functions
196 are equal, don't do anything.
198 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
199 Paolo Carlini <pcarlini@suse.de>
200 Uros Bizjak <ubizjak@gmail.com>
202 * c-cppbuiltin.c (c_cpp_builtins): Define
203 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
204 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
205 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
206 * doc/cpp.texi ([Standard Predefined Macros]): Document.
208 2007-05-21 Mike Stump <mrs@apple.com>
210 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx for dsymutil
212 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
214 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
216 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
217 implementation if __OPTIMIZE__ is not defined.
218 (_mm_alignr_pi8): Ditto.
219 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
220 (_mm_inserti_si64): Ditto.
221 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
222 (_mm_slli_epi16): Ditto.
223 (_mm_slli_epi32): Ditto.
224 (_mm_slli_epi64): Ditto.
225 (_mm_srai_epi16): Ditto.
226 (_mm_srai_epi32): Ditto.
227 (_mm_srli_si128): Ditto.
228 (_mm_slli_si128): Ditto.
229 (_mm_srli_epi16): Ditto.
230 (_mm_srli_epi32): Ditto.
231 (_mm_srli_epi64): Ditto.
232 (_mm_extract_epi16): Ditto.
233 (_mm_insert_epi16): Ditto.
234 (_mm_shufflehi_epi16): Ditto.
235 (_mm_shufflelo_epi16): Ditto.
236 (_mm_shuffle_epi32): Ditto.
237 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
239 (_mm_insert_pi16): Ditto.
241 (_mm_shuffle_pi16): Ditto.
243 (_mm_shufle_ps): Ditto.
244 (_mm_prefetch): Ditto.
246 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
248 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
249 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
250 * real.c (encode_i370_single, decode_i370_single,
251 encode_i370_double, decode_i370_double): Functions removed.
252 (i370_single_format, i370_double_format): Initializations removed.
253 (real_maxval, round_for_format, exact_real_truncate, significand_size):
254 Consider the log2_b field to always be one.
255 (ieee_single_format, mips_single_format, coldfire_single_format,
256 ieee_double_format, mips_double_format, coldfire_double_format,
257 ieee_extended_motorola_format, ieee_extended_intel_96_format,
258 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
259 ibm_extended_format, mips_extended_format, ieee_quad_format,
260 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
261 decimal_single_format, decimal_double_format, decimal_quad_format,
262 c4x_single_format, c4x_extended_format, real_internal_format): Remove
263 initialization of log2_b.
264 * real.h (i370_single_format, i370_double_format): Declarations removed.
265 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
266 field to always be one.
268 2007-05-21 Andreas Schwab <schwab@suse.de>
270 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
271 NOTE_INSN_BASIC_BLOCK_P.
272 (process_for_unwind_directive): Likewise.
274 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
276 * builtins.c (expand_builtin_setjmp_setup): Update comment.
277 * function.h (struct function): Move va_list_gpr_size,
278 va_list_fpr_size, function_frequency to front of bitfields. Add
280 (current_function_calls_unwind_init): New.
281 * except.c (expand_builtin_unwind_init): Set
282 current_function_calls_unwind_init not
283 current_function_has_nonlocal_label.
284 * reload1.c (has_nonexceptional_receiver): New.
285 (reload): Use it and current_function_calls_unwind_init to
286 determine whether call-saved regs must be saved.
288 2007-05-20 Jan Hubicka <jh@suse.cz>
290 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
291 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
292 * ddg.c (create_ddg): LIkewise.
293 * final.c (final): Remove hunk moving line numbernotes around since
294 they are no longer present at this stage.
295 (final_scan_insn): Use NOTE_KIND instead of
296 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
297 (output_asm_label): Likewise.
298 * reorg.c (dbr_schedule): Likewise.
299 * haifa-sched.c (unlink_other_notes): Likewise.
300 * mode-switching.c (optimize_mode_switching): Likewise.
301 * graph.c (start_bb): Likewise.
302 * rtl.def (NOTE): Update description.
303 * jump.c (squeeze_notes): Delete.
304 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
305 NOTE_INSN_BASIC_BLOCK_P when possible.
306 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
307 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
308 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
309 (dwarf2out_var_location): Likewise.
310 * cfgbuild.c (make_edges): Likewise.
311 (find_basic_blocks_1): Likewise.
312 * function.c (reorder_blocks_1): Likewise.
313 (epilogue_done): Likewise.
314 (reposition_prologue_and_epilogue_notes): Likewise.
315 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
317 (print_rtl): Likewise.
318 (print_rtl_single): Likewise.
319 * gcse.c (insert_insn_start_bb): Likewise.
320 * alias.c (init_alias_analysis): Likewise.
321 * calls.c (fixup_tail_calls): Likewise.
322 * except.c (sjlj_emit_function_enter): Likewise.
323 * emit-rtl.c (add_insn_after): Likeiwse.
324 (emit_label_before): Likewise.
325 (emit_label_after): Likewise.
326 (emit_note_before, emit_note_after, emit_note): Update
327 parameter to be enum insn_note; do not deal with source
329 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
330 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
332 (merge_blocks_move_successor_nojumps): Simplify now when
333 we don't have BLOCK notes.
334 (try_optimize_cfg): Likewise.
335 * cfglayout.c (skip_insns_after_block): Likewise.
336 (record_effective_endpoints): Likewise.
337 (duplicate_insn_chain): Likewise.
338 * varasm.c (output_constant_pool_1): Likewise.
339 * sched-deps.c (sched_analyze): Likewise.
340 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
342 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
343 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
344 (SET_INSN_DELETED): Simplify.
345 (NOTE_LINE_NUMBER): Exterminate.
346 (NOTE_LINE_KIND): New.
347 (NOTE_INSN_BASIC_BLOCK_P): Update.
348 (enum insn_note): Simplify.
349 (GET_NOTE_INSN_NAME) Simplify.
350 (emit_note_before, emit_note_after, emit_note): Update prototype.
351 (squeeze_notes): Remove.
352 * sched-int.h (NOTE_NOT_BB_P): Update.
353 * resource.c (mark_target_live_regs): Update.
354 * sched-rgn.c (debug_dependencies): Update.
355 * sched-vis.c (print_insn): Update.
356 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
357 * config/i386/i386.c (ix86_output_function_epilogue): Update.
358 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
359 (TARGET_ADJUST_UNROLL_MAX): Likewise.
360 (split_branches): Update.
361 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
363 (sh_adjust_unroll_max): Exterminate.
364 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
365 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
366 (m68hc11_reorg): Likewise.
367 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
368 (emit_predicate_relation_info): Update.
369 (process_for_unwind_directive): Update.
370 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
371 (output_call): Update.
372 * config/pa/pa.c (output_lbranch): Update.
373 (output_millicode_call): Update.
374 (output_call): Update.
375 (pa_combine_instructions): Update.
376 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
377 * config/bfin/bfin.c (gen_one_bundle): Update.
378 * cfgrtl.c (can_delete_note_p): Update.
379 (delete_insn): Update.
380 (rtl_merge_blocks): Update.
381 (commit_one_edge_insertion): Update.
382 (rtl_verify_flow_info): Update.
383 * stmt.c (expand_case): Do not call squeeze_notes.
385 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
392 * c.opt (Wtype-limits): New.
393 * doc/invoke.texi (Wtype-limits): Document it.
394 (Wextra): Enabled by -Wextra.
395 * c-opts.c (c_common_post_options): Enabled by -Wextra.
396 * c-common.c (shorten_compare): Warn with Wtype-limits.
398 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
400 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
401 inlined function, not as a macro.
402 (_mm_alignr_pi8): Ditto.
403 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
404 (_mm_inserti_si64): Ditto.
405 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
406 (_mm_extract_epi16): Ditto.
407 (_mm_insert_epi16): Ditto.
408 (_mm_shufflehi_epi16): Ditto.
409 (_mm_shufflelo_epi16): Ditto.
410 (_mm_shuffle_epi32): Ditto.
411 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
412 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
414 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
416 (_m_to_float): Use C89 compatible assignment.
418 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
421 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
423 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
426 * doc/invoke.texi (Wreturn-type): Complete description.
427 (Wextra): Delete item about return-type warning.
428 * c-decl.c: Delete redundant Wextra warning.
430 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
433 * config/i386/pmmintrin.h: Do not include xmmintrin.h
434 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
435 inlined function, not as a macro.
436 (_mm_prefetch): Ditto.
438 (_mm_insert_pi16): Ditto.
440 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
441 (_m_pshufw): Ditto. Add const to __N argument.
442 (_mm_shufle_ps): Ditto. Add const to __mask argument.
443 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
444 (_mm_slli_epi32): Ditto.
445 (_mm_srli_si128): Implement as always inlined function, not as a macro.
446 Add __inline to function declaration.
447 (_mm_slli_si128): Ditto.
449 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
451 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
452 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
454 (struct fenv): New structure.
455 (FP_HANDLE_EXCEPTIONS): New define.
456 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
457 (_FP_DECL_EXP): New define.
458 (FP_INIT_ROUNDMODE): New define.
459 (FP_ROUNDMODE): New define.
461 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
463 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
464 (Wconversion): Update description.
465 (Wconversion-sign): New.
466 * c.opt (Wconversion-sign): New.
467 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
468 means disabled for C++. Otherwise, take the status of Wconversion.
469 * c-common.c (conversion_warning): Warn with either Wconversion or
471 (warnings_for_convert_and_check): Conditions are already checked by
473 (convert_and_check): Don't check warnings if the conversion failed.
475 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
476 Anatoly Sokolov <aesok@dol.ru>
478 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
479 avr_epilogue_uses) : Add declaration.
480 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
481 * config/avr/constraints.md (R): New constraint.
482 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
483 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
484 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
485 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
486 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
487 call_prologue_saves, epilogue_restores, return_from_epilogue,
488 return_from_main_epilogue, return_from_interrupt_epilogue,
489 return_from_naked_epilogue, prologue, epilogue): New patterns.
490 (jump): Handle symbol reference.
491 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
492 avr_output_function_prologue, avr_output_function_epilogue): Remove
494 (avr_init_machine_status, expand_prologue, expand_epilogue,
495 avr_asm_function_end_prologue, avr_epilogue_uses,
496 avr_asm_function_begin_epilogue): New functions.
497 (prologue_size, epilogue_size, jump_tables_size): Remove global
499 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
500 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
501 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
502 (avr_override_options): Initialise init_machine_status.
503 (output_movhi): Handle all stack pointer loads.
504 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
505 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
506 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
507 (EPILOGUE_USES) Redefine.
508 (machine_function) Declare.
510 2007-05-19 Richard Sandiford <richard@codesourcery.com>
512 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
513 Use a single return statement.
515 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
518 * builtins.c (do_mpfr_lgamma_r): New.
519 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
520 * tree.h (CASE_FLT_FN_REENT): New.
522 2007-05-18 Geoffrey Keating <geoffk@apple.com>
524 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
525 (output_die): Use 'unsigned long' with %x.
526 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
527 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
528 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
530 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
532 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
537 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
538 true if function has no argument.
540 2007-05-18 DJ Delorie <dj@redhat.com>
542 * config/mips/mips.c (mips_offset_within_alignment_p): New.
543 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
545 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
547 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
548 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
549 count_trailing_zeros.
550 (__i386__): Implement count_leading_zeros using __builtin_clz().
551 Implement count_trailing_zeros usign __builtin_ctz().
553 2007-05-18 Richard Sandiford <richard@codesourcery.com>
555 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
557 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
560 * expr.c (emit_move_change_mode): Change mode of push operands here.
562 2007-05-17 Ian Lance Taylor <iant@google.com>
564 PR tree-optimization/31953
565 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
567 (set_value_range_to_null): Call set_value_range_to_value.
568 (extract_range_from_comparison): Likewise.
570 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
572 * toplev.c (print_version): Output GMP/MPFR version info.
574 * builtins.c (CASE_MATHFN_REENT): New macro.
575 (mathfn_built_in): Use it.
576 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
577 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
578 BUILT_IN_LGAMMAL_R): New.
579 * doc/extend.texi: Document new builtins.
582 * builtins.c (do_mpfr_remquo): New.
583 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
584 (fold_builtin_3): Handle BUILT_IN_REMQUO.
587 * builtins.c (fold_builtin_1): Handle y0, y1.
588 (fold_builtin_2): Handle yn.
591 * builtins.c (do_mpfr_bessel_n): New.
592 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
593 (fold_builtin_2): Handle BUILT_IN_JN.
595 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
598 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
599 TYPE_PRECISION (intmax_type_node).
601 2007-05-17 Steve Ellcey <sje@cup.hp.com>
604 * reload.c (subst_reloads): Remove checking.
606 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
608 PR rtl-optimization/31691
609 * combine.c (simplify_set): Build a new src pattern instead of
610 substituting its operands in the COMPARE case.
612 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
614 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
615 (execute_vrp): Preserve loops through jump threading.
616 * tree-ssa-threadupdate.c (thread_single_edge,
617 dbds_continue_enumeration_p, determine_bb_domination_status,
618 thread_through_loop_header): New functions.
619 (create_edge_and_update_destination_phis,
620 create_edge_and_update_destination_phis): Set loops for the new blocks.
621 (prune_undesirable_thread_requests): Removed.
622 (redirect_edges): Do not pretend that redirect_edge_and_branch can
624 (thread_block): Do not call prune_undesirable_thread_requests.
626 (mark_threaded_blocks): Select edges to thread here.
627 (thread_through_all_blocks): Take may_peel_loop_headers argument.
628 Thread edges through loop headers independently.
629 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
630 * tree-pass.h (TODO_mark_first_instance): New.
631 (first_pass_instance): Declare.
632 * cfghooks.c (duplicate_block): Put the block to the original loop
633 if copy is not specified.
634 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
635 jump threading. Pass may_peel_loop_headers to
636 thread_through_all_blocks according to first_pass_instance.
637 * cfgloop.h (create_preheader): Declare.
638 * tree-flow.h (thread_through_all_blocks): Declaration changed.
639 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
640 * passes.c (first_pass_instance): New variable.
641 (next_pass_1): Set TODO_mark_first_instance.
642 (execute_todo): Set first_pass_instance.
644 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
646 PR tree-optimization/24659
647 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
648 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
649 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
650 OTI_vec_pack_ufix_trunc.
651 (vec_unpacks_float_hi_optab): Define new macro.
652 (vec_unpacks_float_lo_optab): Ditto.
653 (vec_unpacku_float_hi_optab): Ditto.
654 (vec_unpacku_float_lo_optab): Ditto.
655 (vec_pack_sfix_trunc_optab): Ditto.
656 (vec_pack_ufix_trunc_optab): Ditto.
657 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
658 and vec_pack_[s|u]fix_trunc_optab using
659 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
660 * tree-vectorizer.c (supportable_widening_operation): Handle
661 FLOAT_EXPR and CONVERT_EXPR. Update comment.
662 (supportable_narrowing_operation): New function.
663 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
664 * tree-vect-transform.c (vectorizable_conversion): Handle
665 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
666 (vect_gen_widened_results_half): Move before vectorizable_conversion.
667 (vectorizable_type_demotion): Call supportable_narrowing_operation()
668 to check for target support.
669 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
670 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
671 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
672 for VEC_PACK_FIX_TRUNC_EXPR.
673 (expand_binop): Special case mode of the result for
674 vec_pack_[u|s]fix_trunc_optab.
675 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
676 vec_pack_[u|s]fix_trunc_optab.
678 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
679 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
680 * tree-pretty-print.c (dump_generic_node): Handle
681 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
682 VEC_PACK_FIX_TRUNC_EXPR.
684 * expr.c (expand_expr_real_1): Ditto.
685 * tree-inline.c (estimate_num_insns_1): Ditto.
686 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
688 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
689 (vec_unpacks_float_lo_v8hi): Ditto.
690 (vec_unpacku_float_hi_v8hi): Ditto.
691 (vec_unpacku_float_lo_v8hi): Ditto.
692 (vec_unpacks_float_hi_v4si): Ditto.
693 (vec_unpacks_float_lo_v4si): Ditto.
694 (vec_pack_sfix_trunc_v2df): Ditto.
696 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
698 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
699 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
700 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
701 [vec_pack_ufix_trunc]: Ditto.
702 [vec_unpacks_float_hi]: Ditto.
703 [vec_unpacks_float_lo]: Ditto.
704 [vec_unpacku_float_hi]: Ditto.
705 [vec_unpacku_float_lo]: Ditto.
707 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
709 * soft-fp/README: Update for new files.
710 * soft-fp/floattisf.c: New file.
711 * soft-fp/floattidf.c: New file.
712 * soft-fp/floattitf.c: New file.
713 * soft-fp/floatuntisf.c: New file.
714 * soft-fp/floatuntidf.c: New file.
715 * soft-fp/floatuntitf.c: New file.
716 * soft-fp/fixsfti.c: New file.
717 * soft-fp/fixdfti.c: New file.
718 * soft-fp/fixtfti.c: New file.
719 * soft-fp/fixunssfti.c: New file.
720 * soft-fp/fixunsdfti.c: New file.
721 * soft-fp/fixunstfti.c: New file.
722 * soft-fp/extendxftf.c: New file.
723 * soft-fp/trunctfxf.c: New file.
725 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
726 (__trunctfxf2): Ditto.
728 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
729 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
730 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
731 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
732 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
733 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
735 * config/i386/t-fprules-softfp64: New file.
736 * config/i386/sfp-machine.h: New file.
737 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
738 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
739 and soft-fp/t-softfp to tmake_file.
740 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
741 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
743 * config/i386/t-linux64 (softfp_wrap_start): New.
744 (softfp_wrap_end): New.
745 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
746 supported for TARGET_64BIT.
748 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
750 * c-common.c (c_common_signed_or_unsigned_type): Emulate
751 c_common_unsigned_type behavior.
753 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
755 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
758 2007-05-16 Eric Christopher <echristo@apple.com>
760 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
761 saving after stack push. Set sp_offset whenever we push.
762 (rs6000_emit_epilogue): Move altivec register restore before
765 2007-05-16 Richard Sandiford <richard@codesourcery.com>
767 * configure.ac: Allow sysroots to be relocated under $prefix as
768 well as $exec_prefix.
769 * configure: Regenerate.
771 2007-05-16 Richard Sandiford <richard@codesourcery.com>
775 2007-05-12 Richard Sandiford <richard@codesourcery.com>
777 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
778 (gcc_tooldir): Likewise.
779 * configure: Regenerate.
780 * Makefile.in (libsubdir_to_prefix): New variable, based on the
781 old configure.ac gcc_tooldir setting.
782 (prefix_to_exec_prefix): New variable.
783 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
784 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
786 2007-05-14 Janis Johnson <janis187@us.ibm.com>
788 * c-typeck.c (build_binary_op): Return early for error.
790 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
792 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
793 struct nb_iter_bound.
794 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
795 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
796 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
797 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
798 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
799 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
800 (del_scev_info): Use ggc_free.
801 (scev_initialize): Allocate scalar_evolution_info in gc memory.
802 * loop-init.c: Include ggc.h.
803 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
804 (loop_optimizer_finalize): Use ggc_free.
805 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
806 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
807 pass_iv_optimize): Add TODO_ggc_collect.
808 * function.h (struct function): Remove skip marker from x_current_loops.
809 * cfgloop.c: Include ggc.h.
810 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
812 (establish_preds): Vector superloops is gc allocated.
813 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
815 (flow_loops_find): Vector larray is gc allocated.
816 (loop_exit_free): Use ggc_free.
817 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
818 that head of exits list is now not a part of struct loop.
819 (record_loop_exits): Allocate exits table in gc memory.
820 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
821 head of exits list is now not a part of struct loop.
822 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
823 struct loop_exit): Add GTY marker.
824 (struct loop): Add GTY marker. Make superloops vector gc allocated.
825 Add skip marker to aux field. Make head of exits list a separate
827 (struct loops): Add GTY marker. Make larray vector gc allocated.
828 Add param marker to exits table.
829 (get_loops): Type changed.
830 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
832 (cfgloop.o, loop-init.o): Add ggc.h dependency.
833 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
834 * basic-block.h (struct basic_block_def): Remove skip marker from
837 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
839 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
840 of 0 in the call to expand_expr().
841 (expand_builtin_mathfn_3): Ditto.
842 (expand_builtin_interclass_mathfn): Ditto.
843 (expand_builtin_cexpi): Ditto.
844 (expand_builtin_int_roundingfn): Ditto.
845 (expand_builtin_int_roundingfn_2): Ditto.
846 (expand_builtin_pow): Ditto.
847 (expand_builtin_powi): Ditto.
848 (expand_builtin_bswap): Ditto.
849 (expand_builtin_unop): Ditto.
850 (expand_builtin_fabs): Ditto.
851 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
852 the call to expand_expr().
853 (expand_builtin_sync_operation): Ditto.
854 (expand_builtin_compare_and_swap): Ditto.
855 (expand_builtin_lock_test_and_set): Ditto.
856 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
857 instead of 0 in the call to expand_expr().
858 (expand_builtin_extract_return_addr): Ditto.
859 (expand_builtin_eh_return): Ditto.
860 (expand_eh_return): Ditto.
861 * explow.c (expr_size): Ditto.
862 * expr.c (optimize_bitfield_assignment_op): Ditto.
863 (expand_assignement): Ditto.
865 (store_field): Ditto.
866 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
867 the call to expand_expr().
868 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
869 in the call to expand_expr().
870 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
871 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
872 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
874 * optabs.c (expand_vec_shift_expr): Ditto.
875 (expand_vec_cond_expr): Ditto.
876 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
877 call to expand_expr().
878 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
879 in the call to expand_expr().
881 2007-05-14 Dave Korn <dave.korn@artimi.com>
883 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
885 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
887 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
888 instead of c_common_unsigned_type.
889 (c_common_unsigned_type): Remove.
890 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
891 c_common_unsigned_type.
892 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
893 c_common_unsigned_type.
894 * c-common.h (c_common_unsigned_type): Remove.
895 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
896 c_common_unsigned_type.
897 * c-format.c (check_format_types): Use unsigned_type_for instead of
898 c_common_unsigned_type.
899 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
900 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
901 c_common_unsigned_type.
902 * convert.c (convert_to_integer): Use unsigned_type_for instead of
903 lang_hooks.types.unsigned_type.
904 * expmed.c (make_tree): Use unsigned_type_for instead of
905 lang_hooks.types.unsigned_type.
906 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
907 lang_hooks.types.unsigned_type.
908 (build_range_check): Likewise.
909 (fold_unary): Likewise.
910 (fold_binary): Likewise.
911 (fold_ternary): Likewise.
912 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
913 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
914 * tree.c (get_unsigned_type): New.
915 (unsigned_type_for): Use get_unsigned_type instead of
916 lang_hooks.types.unsigned_type.
918 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
920 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
921 to m68k_get_function_kind. Update its prototype.
922 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
924 (m68k_interrupt_function_p): Return enum m68k_function_type
925 instead of bool. Rename to m68k_get_function_kind.
926 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
928 (m68k_compute_frame_layout): Don't mark any register for save
929 if an interrupt_thread attribute is specified.
930 (m68k_hard_regno_rename_ok): Update a use of
931 m68k_interrupt_function_p.
932 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
933 m68k_interrupt_function_p.
934 (m68k_function_type): New.
935 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
936 for a function with an interrupt_thread attribute.
937 * doc/extend.texi: Document the interrupt_thread attribute.
939 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
941 Fix PR tree-optimization/31911
942 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
943 if they didn't change the expression.
945 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
947 * tree-scalar-evolution.c (resolve_mixers): Exported.
948 * tree-scalar-evolution.h (resolve_mixers): Declare.
949 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
950 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
951 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
952 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
953 init_array_ref, init_pointer_ref, analyze_indirect_ref,
954 strip_conversion, analyze_offset_expr, address_analysis,
955 object_analysis, analyze_offset): Removed.
956 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
957 split_constant_offset, canonicalize_base_object_address,
958 object_address_invariant_in_loop_p, disjoint_objects_p,
959 dr_may_alias_p, dr_address_invariant_p): New functions.
960 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
961 and dr_analyze_alias.
962 (initialize_data_dependence_relation): Use dr_may_alias_p
963 and object_address_invariant_in_loop_p.
964 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
966 (find_data_references_in_stmt): Restrict the analysis of data references
967 to the given loop nest.
968 (find_data_references_in_loop): Made static. Pass loop nest to
969 find_data_references_in_stmt.
970 (compute_data_dependences_for_loop): Use DR_VOPS.
971 (free_data_ref): Free DR_VOPS.
972 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
973 (struct innermost_loop_behavior): ... new.
974 (struct base_object_info): Replaced by ...
975 (struct indices): ... new.
976 (struct dr_alias): New.
977 (enum data_ref_type): Removed.
978 (struct data_reference): Consist of struct innermost_loop_behavior,
979 struct indices and struct dr_alias.
980 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
981 (DR_MEMTAG): Renamed to ...
982 (DR_SYMBOL_TAG): ... this.
983 (find_data_references_in_loop): Declaration removed.
984 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
985 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
986 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
987 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
989 2007-05-13 Revital Eres <eres@il.ibm.com>
991 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
992 which walks virtual def-use chains to find redundant stores.
993 (dse_optimize_stmt): Call it.
995 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
997 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
998 * passes.c (init_optimization_passes): Move pass_jump_bypass
1001 * basic-block.h (bb_has_eh_pred): Fix style issue.
1003 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
1005 PR rtl-optimization/31848
1006 * loop-invariant.c (move_invariant_reg): If we move an insn
1007 with a REG_EQUAL note, and that insn is not always executed,
1008 remove the REG_EQUAL note.
1010 2007-05-12 Richard Guenther <rguenther@suse.de>
1012 PR tree-optimization/31797
1013 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
1014 propagate into a stmt that has volatile ops.
1016 2007-05-12 Richard Sandiford <richard@codesourcery.com>
1018 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1019 (gcc_tooldir): Likewise.
1020 * configure: Regenerate.
1021 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1022 old configure.ac gcc_tooldir setting.
1023 (prefix_to_exec_prefix): New variable.
1024 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1025 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1027 2007-05-11 Silvius Rus <rus@google.com>
1029 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
1030 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
1031 * c-common.h (strict_aliasing_warning): Change return type.
1032 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
1033 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
1034 (build_c_cast): Condition call to strict_aliasing_warning.
1035 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
1036 * flags.h (set_Wstrict_aliasing): Declare.
1037 * opts.c (set_Wstrict_alising): Define, add call to.
1038 * tree-flow.h (strict_aliasing_warning_backend): Declare.
1039 * tree-ssa-alias-warnings.c: New file.
1040 * tree-ssa-alias.c (compute_may_aliases): Add call to
1041 strict_aliasing_warning_backend.
1043 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
1045 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
1046 Use loop_depth and loop_outer accessor functions.
1047 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
1048 determine_invariantness_stmt, move_computations_stmt): Ditto.
1049 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
1050 add_loop, loopify, unloop, fix_loop_structure): Ditto.
1051 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
1052 * tree-scalar-evolution.c (interpret_loop_phi,
1053 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
1054 instantiate_parameters_1, scev_const_prop): Ditto.
1055 * cfghooks.c (make_forwarder_block): Ditto.
1056 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
1057 * modulo-sched.c (loop_canon_p): Ditto.
1058 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
1059 slpeel_can_duplicate_loop_p): Ditto.
1060 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
1061 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
1062 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
1063 cancel_loop, verify_loop_structure): Ditto.
1064 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
1065 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
1066 superloops vector instead of "pred" array.
1067 (establish_preds): Take father loop as an argument. Initialize the
1069 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
1070 initialize loop->outer.
1071 (flow_loop_tree_node_remove): Truncate the superloops vector.
1072 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
1073 "pred" merged to "superloops" vector.
1074 (loop_depth, loop_outer): New.
1075 (fel_init): Use loop_outer.
1077 2007-05-11 Jan Hubicka <jh@suse.cz>
1079 * cgraphunit.c: Include gt-cgraphunit.h
1080 (static_ctors, static_dtors): New static vars.
1081 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
1082 based on implementation in c-common.c
1083 (cgraph_finalize_function): Call record_cdtor_fn.
1084 (cgraph_optimize): Call cgraph_build_cdtor_fns.
1085 * decl.c (finish_function): Do not call c_record_cdtor_fn.
1086 (c_write_global_declarations): Do not call c_build_cdtor_fns.
1087 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
1088 build_cdtor, c_build_cdtor_fns): Remove.
1089 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
1090 c_build_cdtor_fns): Remove prototype.
1092 2007-05-11 Paolo Carlini <pcarlini@suse.de>
1095 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
1096 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
1097 * builtins.c (fold_builtin_memchr): New.
1098 (expand_builtin_memchr): Call the latter.
1099 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
1100 * doc/extend.texi ([Other built-in functions provided by GCC]):
1103 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
1105 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
1106 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
1107 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
1108 PFPO_OP1_TYPE_SHIFT): Constants added.
1109 (DFP_ALL): Mode macro defined.
1110 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
1111 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
1112 Insn definitions added.
1113 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
1114 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
1117 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
1119 PR tree-optimization/31885
1120 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
1122 (automatically_generated_chrec_p): Return false for NULL.
1124 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
1126 * config/bfin/bfin.h (MOVE_RATIO): Define.
1128 2007-05-10 Richard Sandiford <richard@codesourcery.com>
1130 * config.gcc (sparc-wrs-vxworks): New target.
1131 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
1132 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
1133 * config/sparc/sparc.h: Include vxworks-dummy.h.
1134 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
1135 include LABEL_REFs too.
1136 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
1137 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
1139 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
1141 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
1142 (sparc_emit_call_insn): New function.
1143 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
1144 functions when generating VxWorks PIC.
1145 * config/sparc/sparc.md (vxworks_load_got): New pattern.
1146 (call, call_value): Use sparc_emit_call_insn instead of
1149 2007-05-09 Bob Wilson <bob.wilson@acm.org>
1151 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
1153 2007-05-09 Bob Wilson <bob.wilson@acm.org>
1155 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
1156 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
1157 instead of operand_subword.
1159 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
1161 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
1162 * config/bfin/bfin.c (bfin_local_alignment): New function.
1163 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
1165 2007-05-08 Chao-ying Fu <fu@mips.com>
1167 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
1168 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
1169 (smsub_widen_optab, umsub_widen_optab): Define.
1170 * optabs.c (init_optabs): Initialize smsub_widen_optab and
1172 * genopinit.c (optabs): Fill in smsub_widen_optab and
1174 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
1175 and umsub_widen_optab to implement multiply-subtract sequences.
1176 * config/mips/mips.md (*msac<u>_di): Rename to...
1177 (<u>msubsidi4): ...this. Extend condition to include
1178 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
1179 of operand 0 to "ka" and use the three-operand form of msub<u>
1181 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
1184 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
1186 PR rtl-optimization/28011
1187 * reload.c (push_reload): Set dont_share if IN appears in OUT
1188 also when IN is a PLUS rtx.
1189 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
1192 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
1194 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
1195 call unshare_all_decls.
1196 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
1197 (unshare_all_decls): Remove.
1199 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
1202 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
1205 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
1206 Nigel Stephens <nigel@mips.com>
1208 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
1209 Update comments and all uses.
1210 (MIN_FPRS_PER_FMT): Define.
1211 * config/mips/mips.c (function_arg): Fix to correctly handle
1212 the -mips32r2 -mfp64 -mabi=32 case.
1213 (override_options): Enable use of odd-numbered registers for
1214 SFmode values on MIPS32.
1215 (mips_save_reg_p): Save whole floating-point register pair if
1216 either half is used.
1217 (compute_frame_size): Fix comment.
1219 2007-05-08 Jie Zhang <jie.zhang@analog.com>
1221 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
1222 argument of type bool.
1223 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
1224 argument. Safely select temporary P register according to it.
1225 (do_link): Change call site of add_to_reg accordingly.
1226 (do_unlink): Add epilogue_p as a fourth argument and pass it
1228 (expand_interrupt_handler_epilogue): Change call of do_unlink
1230 (bfin_expand_prologue): Add a third argument sibcall_p.
1231 * config/bfin/bfin.md (epilogue): Change call of
1232 bfin_expand_epilogue accordingly.
1233 (sibcall_epilogue): Likewise.
1234 (eh_return_internal): Likewise.
1236 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
1237 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
1238 * config/bfin/bfin.c (bfin_handle_option): Handle
1239 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
1240 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
1241 Support bf534, bf536 and bf561.
1242 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
1244 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
1247 * config/i386/i386.c (ix86_function_regparm): Process local
1248 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
1250 2007-05-07 Mike Stump <mrs@apple.com>
1252 * doc/invoke.texi (Warning Options): Document that -Wempty-body
1253 also checks for and while statements in C++.
1255 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
1257 * gcc.c (at_file_supplied): New variable.
1258 (main): Set it if we expanded argv.
1259 (do_spec_1): Pass an @-file to the linker if we were called with
1260 an @-file argument and HAVE_GNU_LD.
1261 * collect2.c (at_file_supplied): New variable.
1262 (response_file): New variable.
1263 (collect_exit): Unlink response_file if necessary.
1264 (handler): Likewise.
1265 (do_wait): Likewise.
1266 (main): Set at_file_supplied if we expanded argv.
1267 (collect_execute): Pass an @-file to subprocesses if we were called
1268 with an @-file argument.
1269 * configure.ac: Add define for HAVE_GNU_LD.
1270 * configure: Regenerate.
1271 * config.in: Regenerate.
1273 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
1275 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
1281 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
1283 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
1284 (TARGET_ENCODE_SECTION_INFO): Re-define.
1285 (m32c_encode_section_info): New
1286 (function_vector_handler): New
1287 (current_function_special_page_vector): New
1288 (m32c_special_page_vector_p): New.
1289 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
1291 * config/m32c/jump.md: Added instruction JSRS for functions
1292 with attribute "function_vector".
1293 * doc/extend.texi (function_vector): Added description
1294 for M16C, M32C targets.
1296 2007-05-07 DJ Delorie <dj@redhat.com>
1299 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
1300 ashrpsi3, lshrpsi3): Update shift count constraint.
1302 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
1303 Nathan Froyd <froydnj@codesourcery.com>
1306 * c-incpath.c (add_path): Strip trailing path separators.
1308 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
1310 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
1311 Free dominance info before purging EH edges.
1312 (eliminate_degenerate_phis): Likewise.
1313 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
1315 2007-05-07 Jan Hubicka <jh@suse.cz>
1317 * gimplify.c (gimplify_expr): Do not crash when folding
1318 (void *)(int)&a + 4.
1320 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1323 * c-opts.c (lang_fortran): Make it non static.
1324 * c-common.h (lang_fortran): New prototype.
1325 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
1326 -lang-fortran option was passed by the driver.
1328 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
1330 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
1331 of ASSERT_CHECKING. Tweak message.
1333 2007-05-06 Revital Eres <eres@il.ibm.com>
1336 * loop-unroll.c (insert_var_expansion_initialization):
1337 Initialize the expansions with -zero instead of +zero.
1339 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
1341 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
1342 into pic and non-pic versions. Mark r19 as used for
1343 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
1344 for tgd_load, tld_load and tie_load .
1345 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
1346 version of tgd_load, tld_load and tie_load depending on the
1349 2007-05-04 Ulrich Drepper <drepper@redhat.com>
1350 Jakub Jelinek <jakub@redhat.com>
1352 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
1353 (__do_global_dtors_aux): Use more paranoid loop to run
1354 destructors if HIDDEN_DTOR_LIST_END.
1355 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
1357 2007-05-04 Jakub Jelinek <jakub@redhat.com>
1359 * varasm.c (align_variable): Don't increase alignment for
1360 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
1361 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
1363 2007-05-04 Josh Conner <jconner@apple.com>
1365 * basic-block.h (cdi_direction): Assign values to all enumeration
1367 (dom_computed): Remove.
1368 (dom_info_state): New.
1369 (set_dom_info_availability): New.
1370 * tree-ssa-loop-im.c (determine_invariantness): Initialize
1371 walk_data.dom_direction.
1372 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
1373 instead of dom_computed[].
1374 (split_edge): Likewise.
1375 (create_basic_block): Likewise.
1376 (merge_blocks): Likewise.
1377 * ifcvt.c (find_if_header): Likewise.
1378 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
1379 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
1380 * tree-ssa.c (verify_ssa): Likewise.
1381 * tree-cfg.c (tree_verify_flow_info): Likewise.
1382 (remove_edge_and_dominated_blocks): Likewise.
1383 * dominance.c (dom_computed): Make static.
1384 (calc_dfs_tree_nonrec): Change third param to a bool.
1385 (calc_dfs_tree): Change second param to a bool.
1386 (calc_idioms): Change second param to a bool. Use
1387 dom_convert_dir_to_idx.
1388 (init_dom_info): Validate dir before using.
1389 (dom_convert_dir_to_idx): New.
1390 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
1391 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
1392 (free_dominance_info): Use dom_convert_dir_to_idx.
1393 (get_immediate_dominator): Likewise.
1394 (set_immediate_dominator): Likewise.
1395 (get_dominated_by): Likewise.
1396 (redirect_immediate_dominators): Likewise.
1397 (nearest_common_denominator): Likewise.
1398 (dominated_by_p): Likewise.
1399 (bb_dom_dfs_in): Likewise.
1400 (bb_dom_dfs_out): Likewise.
1401 (recount_dominator): Likewise.
1402 (iterate_fix_dominators): Likewise.
1403 (add_to_dominance_info): Likewise.
1404 (delete_from_dominance_info): Likewise.
1405 (first_dom_son): Likewise.
1406 (next_dom_son): Likewise.
1407 (dom_info_available_p): Likewise.
1408 (dom_info_state): New.
1409 (set_dom_info_availability): New.
1411 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
1413 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
1415 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
1417 2007-05-04 Bob Wilson <bob.wilson@acm.org>
1419 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
1420 (subdi3, subdi_carry): Delete.
1422 2007-05-04 Jan Hubicka <jh@suse.cz>
1423 Richard Guenther <rguenther@suse.de>
1425 * opts.c (decode_options): Do not fiddle with inlining
1426 parameters in case of optimizing for size.
1427 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
1428 for size do nothing.
1429 (cgraph_decide_inlining_of_small_function): When optimizing for
1430 size never inline functions increasing caller size.
1431 (cgraph_early_inlining): Inline for size when optimizing for size.
1433 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
1435 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
1436 logical operations piecewise.
1437 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
1438 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
1439 subdi_sesidi_di): Delete.
1440 (add_with_carry): Produce carry in CC instead of a DREG to shorten
1441 the generated sequence. Allow three-reg add in constraints. Rewrite
1442 the rtl expression for carry to avoid zero_extend of a constant.
1443 (sub_with_carry): New pattern.
1444 (adddi3, subdi3): Change into define_expand. For subtract, generate a
1445 different sequence not involving jumps.
1446 (notbi): Now a named pattern.
1448 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
1450 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
1451 Add the note about a significant loss of accuracy of some
1452 mathematical routines when these options are used.
1454 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1456 * haifa-sched.c (rtx_vec_t): New typedef.
1457 (contributes_to_priority_p): Extract piece of priority () into new
1459 (priority): Use the function. Add assertion.
1460 (rank_for_schedule, set_priorities): Add assertion to check that
1461 insn's priority is initialized.
1462 (clear_priorities, calc_priorities): Change signature. Make it update
1463 all relevant insns. Update all callers ('add_to_speculative_block ()'
1464 and 'create_block_check_twin ()').
1465 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
1466 Add new field 'priority_status'.
1467 (INSN_PRIORITY_STATUS): New macro.
1468 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
1470 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1472 * sched-ebb.c (debug_ebb_dependencies): New static function.
1473 (init_ready_list): Use it.
1475 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
1476 with changed signature and 'debug_rgn_dependencies ()'.
1477 (debug_rgn_dependencies): New static function.
1478 (init_ready_list): Use it.
1480 * sched-int.h (debug_dependencies): Declare.
1482 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
1484 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
1486 2007-05-04 Dirk Mueller <dmueller@suse.de>
1488 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
1490 2007-05-03 Jan Hubicka <jh@suse.cz>
1492 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
1493 for pointer type in more cases than before.
1495 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
1497 * tree-object-size.c (plus_expr_object_size): When operand size is
1498 unknown, return unknown.
1500 2007-05-03 Dirk Mueller <dmueller@suse.de>
1502 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
1504 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
1507 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
1509 2007-05-03 Janis Johnson <janis187@us.ibm.com>
1511 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
1513 2007-05-03 Joseph Myers <joseph@codesourcery.com>
1515 * config/soft-fp/double.h, config/soft-fp/extended.h,
1516 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
1517 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
1518 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
1519 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
1522 2007-05-03 Ian Lance Taylor <iant@google.com>
1524 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
1525 MASK_PPC_GFXOPT for 8540 or 8548.
1527 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
1529 * tree-vect-transform.c (vect_update_inits_of_drs): Use
1530 vect_print_dump_info() to output debug information.
1532 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
1535 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
1536 operands of size 2 when operand is not MEM_P.
1538 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
1540 PR tree-optimization/30565
1541 * lambda-code.c (perfect_nestify): Fix updating of dominators.
1543 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
1545 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
1546 (umulsi3_highpart): Use them.
1547 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
1548 for final accumulator to D regisster tranfser.
1550 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
1552 PR tree-optimization/31699
1553 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
1555 (vect_enhance_data_refs_alignment): Compute peel amount using
1556 TYPE_VECTOR_SUBPARTS instead of vf.
1557 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
1559 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
1562 * system.h: Remove inclusion of double-int.h
1563 * tree.h: Include double-int.h
1564 * gengtype.c: Likewise
1565 * cfgloop.h: Likewise
1566 * Makefile.in: Adjust dependencies on double-int.h
1568 2007-05-02 Eric Christopher <echristo@apple.com>
1570 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
1571 -shared to -Zdynamiclib.
1573 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
1576 * c-common.c (strip_pointer_or_array_types): New function.
1577 * c-common.h (strip_pointer_or_array_types): New function declaration.
1579 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
1581 PR tree-optimization/31771
1582 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
1584 2007-05-02 Paul Brook <paul@codesourcery.com>
1586 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
1588 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1591 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
1594 2007-05-02 Nick Clifton <nickc@redhat.com>
1596 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
1598 2007-05-02 Richard Guenther <rguenther@suse.de>
1600 PR tree-optimization/31146
1601 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1602 argument, single_use_p. If we have a single use that is
1603 a conversion to the definition rhs type, propagate that rhs.
1604 (forward_propagate_addr_expr): Pass single_use_p argument
1605 to forward_propagate_addr_expr_1.
1607 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
1609 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
1612 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1614 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
1615 'AMD Family 10 core'.
1617 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1619 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
1620 and athlon64-sse3 as improved versions of k8, opteron and athlon64
1621 with SSE3 instruction set support.
1622 * doc/invoke.texi: Likewise.
1624 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1626 * config/i386/i386.c (override_options): Tuning 32-byte loop
1627 alignment for amdfam10 architecture. Increasing the max loop
1628 alignment to 24 bytes.
1630 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
1632 * config/m68k/constraints.md: New.
1633 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
1634 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1635 EXTRA_CONSTRAINT): Remove.
1636 * config/m68k/m68k.md: Include constraints.md.
1637 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
1639 2007-05-01 Ian Lance Taylor <iant@google.com>
1641 PR tree-optimization/31739
1642 * tree-vrp.c (vrp_val_is_max): New static function.
1643 (vrp_val_is_min): New static function.
1644 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
1646 (set_value_range): Use vrp_val_is_{max,min}.
1647 (extract_range_from_assert): Likewise.
1648 (extract_range_from_binary_expr): Likewise.
1649 (extract_range_from_unary_expr): Likewise.
1650 (dump_value_range, vrp_meet): Likewise.
1651 (vrp_visit_phi_node): Likewise.
1652 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
1654 2007-05-01 Mark Mitchell <mark@codesourcery.com>
1656 * config/i386/gmon-sol2.c (size_t): New type.
1657 (intptr_t): Likewise.
1658 (s_textsize): Declare as size_t.
1660 (monstartup): Use size_t for sizes.
1661 (_mcount): Save and restore registers.
1662 (internal_mcount): Pass 0 as the first argument to monstartup
1664 (moncontrol): Convert pointer to appropriately sized integer
1665 before passing to profil.
1667 2007-05-01 Joseph Myers <joseph@codesourcery.com>
1669 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
1670 __NO_FPRS__, not just if _SOFT_DOUBLE.
1671 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
1672 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
1673 also for E500 double.
1674 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
1675 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
1678 2007-05-01 Richard Guenther <rguenther@suse.de>
1680 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
1683 2007-05-01 Joseph Myers <joseph@codesourcery.com>
1685 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
1687 2007-05-01 Jan Hubicka <jh@suse.cz>
1689 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
1692 2007-05-01 Jan Hubicka <jh@suse.cz>
1694 * tree.h (maybe_fold_offset_to_component_ref): Remove.
1695 (maybe_fold_offset_to_reference): Declare.
1696 * fold-const.c (fold_unary): Do not fold
1697 (type *)&A into &A->field_of_type_and_offset_0
1698 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
1699 size is unknown, give up.
1700 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
1702 (maybe_fold_offset_to_reference): New.
1703 (maybe_fold_stmt_indirect): Use it.
1704 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
1705 * gimplify.c (gimplify_conversion): Canonicalize conversions to
1707 (gimplify_expr): Likewise for plus_expr.
1709 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
1711 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
1712 bsi_after_labels. Always insert statements before bsi.
1713 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
1714 * predict.c (apply_return_prediction): Check for empty blocks.
1715 * cfgexpand.c (lab_rtx_for_bb): New variable.
1716 (label_rtx_for_bb): Do not create new tree labels.
1717 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
1718 (tree_expand_cfg): Initialize lab_rtx_for_bb.
1719 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
1721 (label_for_bb): Add field used.
1722 (update_eh_label, main_block_label): Mark the label used.
1723 (cleanup_dead_labels): Remove unused labels.
1725 2007-05-01 Richard Guenther <rguenther@suse.de>
1727 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
1728 if it is not about to be set.
1729 (get_value_range): Do not pre-allocate equiv bitmap.
1730 (update_value_range): No need to clear equiv field.
1731 (add_equivalence): Change prototype to get bitmap pointer.
1732 Allocate bitmap here if it is not already.
1733 (extract_range_from_assert): Do not allocate bitmap here.
1734 Update callers to add_equivalence.
1735 (extract_range_from_ssa_name): Likewise.
1736 (get_vr_for_comparison): New static helper.
1737 (compare_name_with_value): Handle NULL equiv bitmap by
1738 peeling the first iteration of the comparison loop.
1739 Use get_vr_for_comparison.
1740 (compare_names): Handle NULL equiv bitmaps by using fake
1741 ones. Use get_vr_for_comparison.
1743 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
1745 * double-int.c (mpz_set_double_int): Moved from
1746 tree-ssa-loop-niter.c.
1747 (mpz_get_double_int): Likewise; also, add option to wrap
1748 out-of-range integers.
1749 * double-int.h: New prototypes for above.
1750 * tree.c (get_static_type_bounds): Moved from
1751 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
1752 TYPE_MAX_VALUE if they exist..
1753 * tree.h: New prototype for above.
1754 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
1755 get_type_bounds calls.
1756 (mpz_set_double_int): Move to double-int.c.
1757 (get_type_bounds): Move to tree.c, rename to
1758 get_static_type_bounds.
1759 (mpz_to_double_int): Move to double-int.c, rename to
1762 2007-04-30 Bob Wilson <bob.wilson@acm.org>
1764 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
1765 DIV0 exception can fall through to a normal return.
1767 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
1771 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
1772 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
1773 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1774 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
1775 initialize align to silence bogus warning.
1776 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1777 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
1779 (struct sra_walk_fns): Remove use_all parameter from use.
1780 (sra_hash_tree): Handle BIT_FIELD_REFs.
1781 (sra_elt_hash): Don't hash bitfld blocks.
1782 (sra_elt_eq): Skip them in parent compares as well. Handle
1784 (sra_walk_expr): Don't maintain or pass down use_all_p.
1785 (scan_use): Remove use_all parameter.
1786 (scalarize_use): Likewise. Re-expand assignment to
1787 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
1788 output, and re-scalarize after output. Don't mark anything
1790 (scalarize_ldst): Adjust.
1791 (scalarize_walk_gimple_modify_statement): Likewise.
1792 (build_element_name_1): Handle BIT_FIELD_REFs.
1793 (instantiate_element): Don't warn for any element whose parent
1795 (instantiate_missing_elements_1): Return the sra_elt.
1796 (canon_type_for_field): New.
1797 (try_instantiate_multiple_fields): New.
1798 (instantiate_missing_elemnts): Use them.
1799 (mark_no_warning): Removed.
1800 (generate_one_element_ref): Handle BIT_FIELD_REFs.
1801 (REPLDUP, sra_build_elt_assignment): New.
1802 (generate_copy_inout): Use them.
1803 (generate_element_copy): Likewise. Handle bitfld differences.
1804 (generate_element_zero): Don't recurse for blocks. Use
1805 sra_build_elt_assignment.
1806 (generate_one_element_int): Take elt instead of var. Use
1807 sra_build_elt_assignment.
1808 (generate_element_init_1): Adjust.
1809 (scalarize_use, scalarize_copy): Use REPLDUP.
1810 (scalarize_ldst): Move assert before dereference.
1811 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
1813 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1816 * tree.c (reconstruct_complex_type): Reconstruct a reference
1818 Also use the same mode for the pointer as the old pointer type.
1820 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1822 * doc/trouble.texi (Interoperation): Remove note about Ultrix
1825 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
1827 PR rtl-optimization/31676
1828 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
1829 (df_refs_record): Call it.
1831 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
1833 * rtl.def (SS_ABS): New code.
1834 * config/bfin/bfin.c (print_operand): New modifier 'v'.
1835 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
1836 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
1837 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
1838 (bfin_init_builtins): Define them.
1839 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
1840 (bfin_expand_builtin): ... and handle the others here.
1841 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
1842 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
1843 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
1844 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
1845 operand is only HImode.
1847 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
1849 * regclass.c (scan_one_insn): Remove splitting of
1852 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
1853 Nigel Stephens <nigel@mips.com>
1855 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
1857 2007-04-28 Jan Hubicka <jh@suse.cz>
1859 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
1860 insn_locators_alloc instead of insn_locators_initialize;
1861 call reset_block_changes.
1862 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1863 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
1864 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
1865 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1866 * config/score/score.c (th_output_mi_thunk): Likewise.
1867 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
1868 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
1869 tolerate uninitialized locator info.
1872 * function.c (init_function_start): Don't init line number info.
1873 (expand_function_end): Update.
1874 (reset_block_changes, record_block_change, finalize_block_changes,
1875 check_block_change, free_block_changes): Kill.
1876 * function.h (reset_block_changes, record_block_change,
1877 finalize_block_changes, check_block_change, free_block_changes): Remove
1879 (struct function): Remove ib_boundaries_block.
1880 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
1881 Use curr_insn_locator to initialize locator.
1882 (emit_line_note): Remove.
1883 * cfgexpand.c (expand_gimple_cond_expr): Update.
1884 (construct_exit_block): Likewise.
1885 (tree_expand_cfg): Initialize/finalize locators.
1886 * expr.c (expand_expr_real): Update.
1887 * cfglayout.c (line_locators_locs, line_locators_lines,
1888 file_locators_locs, file_locators_files): Remove.
1889 (set_block_levels): Move to cfgexpand.c.
1890 (insn_locators_initialize): Remove.
1891 (pass_insn_locators_initialize): Remove.
1892 (locations_locators_locs, locations_locators_vals): New static vars.
1893 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
1895 (insn_locators_alloc, insn_locators_finalize,
1896 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1898 (locator_location): New.
1899 (locator_line, locator_file): Rewrite.
1900 * rtl.h (emit_line_note): Kill.
1901 (insn_locators_alloc, insn_locators_finalize,
1902 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
1904 * tree-inline.c (initialize_cfun): Do not initialize
1905 ib_boundaries_block.
1906 * passes.c (pass_insn_locators_initialize): Remove.
1908 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
1910 * tree-cfg.c (move_block_to_fn): Release bb from dominance
1911 info. Update last_basic_block correctly.
1913 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
1916 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
1917 register itself to hold the offset constant. Tell flow the use
1918 of r4 and r5 when they are used.
1920 2007-04-27 Richard Guenther <rguenther@suse.de>
1922 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
1923 if we simplified anything.
1924 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
1925 warnings until we did a simplification and the stmt was not
1926 marked as TREE_NO_WARNING.
1928 2007-04-27 Mike Stump <mrs@apple.com>
1930 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
1932 2007-04-27 Ian Lance Taylor <iant@google.com>
1935 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
1936 TYPE_MAX_VALUE exist, convert them to the new type.
1938 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
1940 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
1941 if it claims to be available.
1942 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
1944 (perform_tree_ssa_dce): Always free postdominators.
1946 2007-04-27 Richard Henderson <rth@redhat.com>
1948 * config/alpha/predicates.md (aligned_memory_operand): Mark
1949 as define_special_predicate.
1950 (unaligned_memory_operand, normal_memory_operand): Likewise.
1951 (reg_or_unaligned_mem_operand): Remove.
1952 (any_memory_operand): Match the documentation and check for
1953 non-renumbered pseudos during reload.
1954 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
1955 alpha_secondary_reload_class, update to new interface, make static.
1956 Handle CQImode like HImode. Remove FP subreg check.
1957 (alpha_expand_mov): Use replace_equiv_address.
1958 (alpha_expand_mov_nobwx): Use any_memory_operand.
1959 (TARGET_SECONDARY_RELOAD): New.
1960 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
1961 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
1962 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
1963 * config/alpha/alpha.md: ... here.
1964 (RELOAD12, reloadmode): New.
1966 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
1967 Don't handle the aligned case here.
1968 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
1969 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
1970 reload_inhi_help. Don't expect a scratch register.
1971 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
1973 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
1975 2007-04-27 Richard Guenther <rguenther@suse.de>
1977 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
1979 2007-04-27 Richard Guenther <rguenther@suse.de>
1981 PR tree-optimization/30965
1982 PR tree-optimization/30978
1983 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
1984 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
1985 (find_equivalent_equality_comparison): Likewise.
1986 (simplify_cond): Likewise.
1987 (get_prop_source_stmt): New helper.
1988 (get_prop_dest_stmt): Likewise.
1989 (can_propagate_from): Likewise.
1990 (remove_prop_source_from_use): Likewise.
1991 (combine_cond_expr_cond): Likewise.
1992 (forward_propagate_comparison): New function.
1993 (forward_propagate_into_cond): Rewrite to use fold for
1995 (tree_ssa_forward_propagate_single_use_vars): Call
1996 forward_propagate_comparison to propagate comparisons.
1998 2007-04-27 Richard Guenther <rguenther@suse.de>
2000 PR tree-optimization/31715
2001 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
2002 sure to do computation on the offset in an appropriate
2005 2007-04-27 Richard Sandiford <richard@codesourcery.com>
2007 * reload.h (elimination_target_reg_p): Declare.
2008 * reload.c (find_reloads): Don't apply the reg_rtx move
2009 optimization if the SET_DEST satisfies elimination_target_reg_p.
2010 * reload1.c (elimination_target_reg_p): New function.
2011 (gen_reload): In the move/add2 fallback, make sure that op0
2012 does not overlap the destination register.
2014 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
2016 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
2017 transform only GIMPLE_MODIFY_STMTs.
2018 * tree-complex.c (expand_complex_operations_1): Ditto.
2019 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
2020 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
2021 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
2023 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
2024 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
2025 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
2026 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
2027 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
2028 slpeel_add_loop_guard): Ditto.
2029 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
2030 * lambda-code.c (perfect_nestify): Ditto.
2031 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
2032 before the first statement.
2033 * tree-optimize.c (execute_free_datastructures): Fix comments.
2034 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
2035 * tree-flow.h (disband_implicit_edges): Declaration removed.
2036 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
2038 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
2040 (disband_implicit_edges, has_label_p): Removed.
2041 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
2042 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
2044 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
2046 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
2047 also for COND_EXPRs.
2048 * cfgexpand.c (label_rtx_for_bb): New function.
2049 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
2050 Use label_rtx_for_bb to find the labels.
2051 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
2052 last block. Detect fallthru edges.
2054 2007-04-26 Ian Lance Taylor <iant@google.com>
2057 * reload.c (find_reloads_subreg_address): If the address was valid
2058 in the original mode but not in the new mode, reload the whole
2061 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
2063 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
2064 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
2065 (cleanup_control_expr_graph): Do not invalidate dominance info.
2066 Record altered blocks.
2067 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
2068 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
2069 cleanup_tree_cfg_bb): New functions.
2070 (remove_forwarder_block): Do not maintain the worklist of blocks.
2071 Record altered blocks.
2072 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
2074 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
2075 delete_unreachable_blocks if dominators are not available.
2076 * tree-inline.c (optimize_inline_calls): Free dominance information
2078 * tree-flow.h (remove_edge_and_dominated_blocks,
2079 cfgcleanup_altered_bbs): Altered.
2080 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
2082 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
2084 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
2085 do not invalidate dominators.
2087 2007-04-26 Anatoly Sokolov <aesok@post.ru>
2089 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
2090 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
2091 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2092 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2094 2007-04-26 Steve Ellcey <sje@cup.hp.com>
2096 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
2098 2007-04-26 Richard Guenther <rguenther@suse.de>
2100 PR tree-optimization/31703
2101 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
2102 the right type for the target of the bittest.
2104 2007-04-26 Richard Sandiford <richard@codesourcery.com>
2106 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
2107 ix86_sol10_return_in_memory.
2109 2007-04-26 Richard Sandiford <richard@codesourcery.com>
2111 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
2114 2007-04-26 Jakub Jelinek <jakub@redhat.com>
2117 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
2119 PR tree-optimization/30558
2120 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
2121 clear this_state.prev_try.
2123 2007-04-26 Richard Sandiford <richard@codesourcery.com>
2124 Mark Mitchell <mark@codesourcery.com>
2126 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
2127 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
2128 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
2130 2007-04-26 Richard Sandiford <richard@codesourcery.com>
2133 * doc/invoke.texi (%:print-asm-header): Document.
2134 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
2136 (static_spec_functions): Add print-asm-header.
2137 (main): Print a banner before the --target-help linker options.
2138 (print_asm_header_spec_function): New function.
2140 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
2143 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
2144 (movsf_ie): Likewise.
2146 2007-04-25 Paolo Carlini <pcarlini@suse.de>
2148 * doc/extend.texi ([Type Traits]): Adjust per N2255.
2150 2007-04-25 Bob Wilson <bob.wilson@acm.org>
2152 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
2154 (__umodsi3, __modsi3): Likewise.
2156 2007-04-25 Dirk Mueller <dmueller@suse.de>
2158 * c-typeck.c (build_compound_expr): Annotate warning()
2159 call with OPT_Wunused_value.
2160 * tree-ssa.c (warn_uninit): Annotate warning with
2162 * c-common.c (handle_sentinel_attribute): Annotate warning
2163 call with OPT_Wattributes.
2165 2007-04-25 Thiemo Seufer <ths@mips.com>
2167 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
2169 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
2170 on to the assembler. Improve handling of -mno-mips16. Add handling
2171 of -mno-mips3d, -mno-dsp, -mno-dspr2.
2172 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
2173 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
2174 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
2176 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
2179 * config/i386/winnt.c (i386_pe_file_end): Strip only
2180 USER_LABEL_PREFIX when writing export name.
2182 2007-04-25 Richard Sandiford <richard@codesourcery.com>
2184 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
2185 sh/elf.h, vx-common.h and vxworks.h.
2186 * config/sh/sh.h: Include config/vxworks-dummy.h.
2187 (SUBTARGET_OVERRIDE_OPTIONS): Define.
2188 (OVERRIDE_OPTIONS): Use it.
2189 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
2190 (vxworks_picreg): New pattern.
2191 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
2192 VXWORKS_OS_CPP_BUILTINS.
2193 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
2194 to their VXWORKS_* equivalents.
2195 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
2196 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
2197 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
2198 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
2199 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
2200 -mrtp/-fPIC multilibs.
2201 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
2202 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
2203 (MULTILIB_OSDIRNAMES): Delete.
2205 2007-04-25 Anatoly Sokolov <aesok@post.ru>
2208 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
2210 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
2212 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
2213 rounding mode to be specified by the caller.
2214 (real_to_mpfr) Likewise.
2215 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
2216 include new arguments.
2217 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
2219 2007-04-24 Ian Lance Taylor <iant@google.com>
2221 PR tree-optimization/31605
2222 * tree-vrp.c (set_value_range): Check that min and max are not
2223 both overflow infinities.
2224 (set_value_range_to_value): New static function.
2225 (extract_range_from_binary_expr): Call set_value_range_to_value.
2226 (extract_range_from_cond_expr): Likewise.
2227 (extract_range_from_expr): Likewise.
2228 (extract_range_from_unary_expr): Likewise. Don't create a range
2229 which overflows on both sides.
2230 (vrp_meet): Check for a useless range.
2231 (vrp_visit_phi_node): If we see a constant which looks like an
2232 overflow infinity, turn off the TREE_OVERFLOW flag.
2234 2007-04-24 Ian Lance Taylor <iant@google.com>
2236 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
2238 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
2241 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
2242 diagnostic message is being built.
2243 * tree-pretty-print.c (dump_generic_node): Only write the
2244 formatted text into BUFFER's stream if we are not building a
2246 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
2248 * Makefile.in (toplev.o): Depend on tree-pass.h.
2250 2007-04-24 Ian Lance Taylor <iant@google.com>
2252 PR tree-optimization/31602
2253 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
2254 conditionals in the copied loop header.
2255 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
2256 warnings if TREE_NO_WARNING is set.
2257 * doc/invoke.texi (Warning Options): Clarify that
2258 -Wstrict-overflow does not warn about loops.
2260 2007-04-24 Janis Johnson <janis187@us.ibm.com>
2262 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
2263 expand on the comment about _Decimal128 arguments and check the
2264 integer result of the modulus operation; for 64-bit ELF ABI, ensure
2265 that _Decimal128 argument uses even/odd register pair.
2266 (function_arg): Ditto.
2268 2007-04-24 Hui-May Chang <hm.chang@apple.com>
2270 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
2271 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
2273 2007-04-24 Richard Guenther <rguenther@suse.de>
2274 Olga Golovanevsky <olga@il.ibm.com>
2276 * fold-const.c (multiple_of_p): Check for bottom
2279 2007-04-24 Richard Henderson <rth@redhat.com>
2281 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
2282 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
2283 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
2284 looking for non-zero bits shifted out. Avoid a recursive call
2285 when constructing the scalar.
2286 (__floatundisf): Likewise.
2288 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
2290 * dwarf2out.c (field_byte_offset): Move the existing logic
2291 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
2292 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
2294 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
2297 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
2298 argument of 0 for memset.
2299 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
2300 unsigned shift instead of the signed variant.
2302 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
2304 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
2305 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
2306 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
2307 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
2308 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
2309 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
2310 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
2311 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
2312 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
2313 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
2314 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
2315 "mul<mode>3", "div<mode>3"): Insn definitions added.
2316 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
2317 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
2318 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
2319 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
2320 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
2321 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
2322 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
2323 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
2324 TARGET_FLOAT_FORMAT): Macro definitions removed.
2325 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
2326 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
2327 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
2328 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
2329 (s390_gen_rtx_const_DI): Function removed.
2330 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
2332 2007-04-24 Richard Sandiford <richard@codesourcery.com>
2334 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
2335 over an external ffs function.
2337 2007-04-24 Chao-ying Fu <fu@mips.com>
2338 Richard Sandiford <richard@nildram.co.uk>
2340 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
2341 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
2342 (smadd_widen_optab, umadd_widen_optab): Define.
2343 * optabs.c (init_optabs): Initialize smadd_widen_optab and
2345 * genopinit.c (optabs): Fill in smadd_widen_optab and
2347 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
2348 and umadd_widen_optab to implement multiply-add sequences.
2349 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
2350 (<u>maddsidi4): ...this. Extend condition to include
2351 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
2352 of operand 0 to "ka" and use the three-operand form of madd<u>
2354 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
2356 * config/mips/constraints.md (ka): New register constraint.
2358 2007-04-24 Jan Hubicka <j@suse.cz>
2362 2007-04-23 Jan Hubicka <jh@suse.cz>
2363 * function.c (init_function_start): Don't init line number info.
2364 (expand_function_end): Update.
2365 (reset_block_changes, record_block_change, finalize_block_changes,
2366 check_block_change, free_block_changes): Kill.
2367 * function.h (reset_block_changes, record_block_change,
2368 finalize_block_changes, check_block_change, free_block_changes): Remove
2370 (struct function): Remove ib_boundaries_block.
2371 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
2372 Use curr_insn_locator to initialize locator.
2373 (emit_line_note): Remove.
2374 * cfgexpand.c (expand_gimple_cond_expr): Update.
2375 (construct_exit_block): Likewise.
2376 (tree_expand_cfg): Initialize/finalize locators.
2377 * expr.c (expand_expr_real): Update.
2378 * cfglayout.c (line_locators_locs, line_locators_lines,
2379 file_locators_locs, file_locators_files): Remove.
2380 (set_block_levels): Move to cfgexpand.c.
2381 (insn_locators_initialize): Remove.
2382 (pass_insn_locators_initialize): Remove.
2383 (locations_locators_locs, locations_locators_vals): New static vars.
2384 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
2386 (insn_locators_alloc, insn_locators_finalize,
2387 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2389 (locator_location): New.
2390 (locator_line, locator_file): Rewrite.
2391 * rtl.h (emit_line_note): Kill.
2392 (insn_locators_alloc, insn_locators_finalize,
2393 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2395 * tree-inline.c (initialize_cfun): Do not initialize
2396 ib_boundaries_block.
2397 * passes.c (pass_insn_locators_initialize): Remove.
2399 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
2401 * doc/invoke.texi: Removed leading '-' from option index entries.
2403 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
2405 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
2407 (create_phi_node): Use set_phi_nodes.
2408 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
2409 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
2410 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
2411 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
2412 (bsi_start, bsi_last): Use bb_stmt_list.
2413 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
2414 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
2415 Traverse the statements using tsi iterator.
2416 * basic-block.h (struct basic_block_def): Fields stmt_list
2417 and phi_nodes moved to ...
2418 (struct tree_bb_info): ... new structure.
2419 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
2420 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
2421 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
2422 (tree_verify_flow_info): Verify that il.tree is not set for
2423 entry and exit block.
2424 (tree_split_block): Use set_bb_stmt_list.
2426 2007-04-23 Mike Stump <mrs@apple.com>
2428 * config/i386/i386.c (ix86_tune_features
2429 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
2432 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
2434 * config/i386/i386.md (prefix_extra): New attribute.
2435 (length): Add prefix_extra.
2437 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
2438 (sse2_movntv2di): Likewise.
2439 (sse2_cvtps2dq): Likewise.
2440 (sse2_cvtpd2pi): Likewise.
2441 (sse2_cvttpd2pi): Likewise.
2442 (*sse2_cvtpd2ps): Likewise.
2443 (*add<mode>3): Likewise.
2444 (sse2_ssadd<mode>3): Likewise.
2445 (sse2_usadd<mode>3): Likewise.
2446 (*sub<mode>3): Likewise.
2447 (sse2_sssub<mode>3): Likewise.
2448 (sse2_ussub<mode>3): Likewise.
2449 (*mulv8hi3): Likewise.
2450 (*smulv8hi3_highpart): Likewise.
2451 (*umulv8hi3_highpart): Likewise.
2452 (sse2_umulv2siv2di3): Likewise.
2453 (sse2_pmaddwd): Likewise.
2454 (ashr<mode>3): Likewise.
2455 (lshr<mode>3): Likewise.
2456 (ashl<mode>3): Likewise.
2457 (sse2_ashlti3): Likewise.
2458 (sse2_lshrti3): Likewise.
2459 (*umaxv16qi3): Likewise.
2460 (*smaxv8hi3): Likewise.
2461 (*uminv16qi3): Likewise.
2462 (*sminv8hi3): Likewise.
2463 (sse2_eq<mode>3): Likewise.
2464 (sse2_gt<mode>3): Likewise.
2465 (*and<mode>3): Likewise.
2466 (sse2_nand<mode>3): Likewise.
2467 (*ior<mode>3): Likewise.
2468 (*xor<mode>3): Likewise.
2469 (sse2_packsswb): Likewise.
2470 (sse2_packssdw): Likewise.
2471 (sse2_packuswb): Likewise.
2472 (sse2_punpckhbw): Likewise.
2473 (sse2_punpcklbw): Likewise.
2474 (sse2_punpckhwd): Likewise.
2475 (sse2_punpcklwd): Likewise.
2476 (sse2_punpckhdq): Likewise.
2477 (sse2_punpckldq): Likewise.
2478 (sse2_punpckhqdq): Likewise.
2479 (sse2_punpcklqdq): Likewise.
2480 (*sse2_pinsrw): Likewise.
2481 (*sse2_pextrw): Likewise.
2482 (sse2_pshufd_1): Likewise.
2483 (sse2_uavgv16qi3): Likewise.
2484 (sse2_uavgv8hi3): Likewise.
2485 (sse2_psadbw): Likewise.
2486 (sse2_pmovmskb): Likewise.
2487 (*sse2_maskmovdqu): Likewise.
2488 (*sse2_maskmovdqu_rex64): Likewise.
2489 (sse4a_extrqi): Likewise.
2490 (sse4a_extrq): Likewise.
2491 (sse3_lddqu): Set prefix_rep.
2492 (sse3_addsubv4sf3): Likewise.
2493 (sse3_haddv4sf3): Likewise.
2494 (sse3_hsubv4sf3): Likewise.
2495 (sse_cvtss2si): Likewise.
2496 (sse_cvtss2si_2): Likewise.
2497 (sse_cvtss2siq): Likewise.
2498 (sse_cvtss2siq_2): Likewise.
2499 (sse_cvttss2si): Likewise.
2500 (sse_cvttss2siq): Likewise.
2501 (sse2_cvttps2dq): Likewise.
2502 (sse3_movshdup): Likewise.
2503 (sse3_movsldup): Likewise.
2504 (sse2_cvtsd2si): Likewise.
2505 (sse2_cvtsd2si_2): Likewise.
2506 (sse2_cvtsd2siq): Likewise.
2507 (sse2_cvtsd2siq_2): Likewise.
2508 (sse2_cvttsd2si): Likewise.
2509 (sse2_cvttsd2siq): Likewise.
2510 (*sse2_cvtpd2dq): Likewise.
2511 (*sse2_cvttpd2dq): Likewise.
2512 (sse2_pshuflw_1): Likewise.
2513 (sse2_pshufhw_1): Likewise.
2514 (sse4a_insertqi): Likewise.
2515 (sse4a_insertq): Likewise.
2516 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
2517 (ssse3_phadddv4si3): Likewise.
2518 (ssse3_phaddswv8hi3): Likewise.
2519 (ssse3_phsubwv8hi3): Likewise.
2520 (ssse3_phsubdv4si3): Likewise.
2521 (ssse3_phsubswv8hi3): Likewise.
2522 (ssse3_pmaddubswv8hi3): Likewise.
2523 (ssse3_pmulhrswv8hi3): Likewise.
2524 (ssse3_pshufbv16qi3): Likewise.
2525 (ssse3_psign<mode>3): Likewise.
2526 (ssse3_palignrti): Likewise.
2527 (abs<mode>2): Likewise.
2528 (ssse3_phaddwv4hi3): Set prefix_extra.
2529 (ssse3_phadddv2si3): Likewise.
2530 (ssse3_phaddswv4hi3): Likewise.
2531 (ssse3_phsubwv4hi3): Likewise.
2532 (ssse3_phsubdv2si3): Likewise.
2533 (ssse3_phsubswv4hi3): Likewise.
2534 (ssse3_pmaddubswv4hi3): Likewise.
2535 (ssse3_pmulhrswv4hi3): Likewise.
2536 (ssse3_pshufbv8qi3): Likewise.
2537 (ssse3_psign<mode>3): Likewise.
2538 (ssse3_palignrdi): Likewise.
2539 (abs<mode>2): Likewise.
2540 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
2541 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
2542 (sse2_pmovmskb): Set mode to SI instead of V2DF.
2544 2007-04-23 Nick Clifton <nickc@redhat.com>
2546 * params.def: Fix formatting of emacs local variables.
2548 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
2550 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
2551 move if inter-unit move isn't allowed.
2552 Don't split moving the first element of V2DI to DI to inter-unit
2553 move if inter-unit move isn't allowed.
2555 2007-04-23 Richard Guenther <rguenther@suse.de>
2557 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
2558 and CDI_POST_DOMINATORS separately.
2560 2007-04-23 Nick Clifton <nickc@redhat.com>
2562 * c.opt (Wformat-contains-nul): Add warning attribute.
2564 2007-04-23 Jan Hubicka <jh@suse.cz>
2566 * function.c (init_function_start): Don't init line number info.
2567 (expand_function_end): Update.
2568 (reset_block_changes, record_block_change, finalize_block_changes,
2569 check_block_change, free_block_changes): Kill.
2570 * function.h (reset_block_changes, record_block_change,
2571 finalize_block_changes, check_block_change, free_block_changes): Remove
2573 (struct function): Remove ib_boundaries_block.
2574 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
2575 Use curr_insn_locator to initialize locator.
2576 (emit_line_note): Remove.
2577 * cfgexpand.c (expand_gimple_cond_expr): Update.
2578 (construct_exit_block): Likewise.
2579 (tree_expand_cfg): Initialize/finalize locators.
2580 * expr.c (expand_expr_real): Update.
2581 * cfglayout.c (line_locators_locs, line_locators_lines,
2582 file_locators_locs, file_locators_files): Remove.
2583 (set_block_levels): Move to cfgexpand.c.
2584 (insn_locators_initialize): Remove.
2585 (pass_insn_locators_initialize): Remove.
2586 (locations_locators_locs, locations_locators_vals): New static vars.
2587 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
2589 (insn_locators_alloc, insn_locators_finalize,
2590 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2592 (locator_location): New.
2593 (locator_line, locator_file): Rewrite.
2594 * rtl.h (emit_line_note): Kill.
2595 (insn_locators_alloc, insn_locators_finalize,
2596 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2598 * tree-inline.c (initialize_cfun): Do not initialize
2599 ib_boundaries_block.
2600 * passes.c (pass_insn_locators_initialize): Remove.
2602 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
2605 * expr.c (reduce_to_bit_field_precision): Handle
2608 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
2610 PR tree-optimization/24659
2611 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
2612 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
2613 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
2614 * genopinit.c (optabs): Rename vec_pack_mod_optab
2615 to vec_pack_trunc_optab.
2616 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
2617 early for scalar floating point operands for NOP_EXPR.
2618 (vectorizable_type_promotion): Ditto.
2619 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
2620 vec_pack_trunc_optab.
2621 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
2623 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
2624 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
2625 Rename from VEC_PACK_MOD_EXPR.
2626 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
2627 * expr.c (expand_expr_real_1): Ditto.
2628 * tree-inline.c (estimate_num_insns_1): Ditto.
2629 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2631 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
2632 (vec_unpacks_lo_v4sf): Ditto.
2633 (vec_pack_trunc_v2df): Ditto.
2634 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
2635 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
2636 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
2638 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
2640 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
2642 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
2643 Rename from VEC_PACK_MOD_EXPR. This expression also represent
2644 packing of floating point operands.
2645 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
2646 represent unpacking of floating point operands.
2647 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
2648 [vec_unpacks_hi]: Ditto.
2649 [vec_unpacks_lo]: Ditto.
2651 2007-04-22 Jan Hubicka <jh@suse.cz>
2653 * final.c (rest_of_handle_final): Call
2654 targetm.asm_out.constructor/targetm.asm_out.destructor
2655 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
2656 proper priority via decl_*_priority_insert.
2657 * c-common.c (c_expand_body): Likewise.
2659 2007-04-22 Richard Guenther <rguenther@suse.de>
2661 PR tree-optimization/29789
2662 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
2663 (rewrite_reciprocal): New helper split out from
2664 determine_invariantness_stmt.
2665 (rewrite_bittest): Likewise.
2666 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
2667 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
2670 2007-04-22 Revital Eres <eres@il.ibm.com>
2672 * loop-unroll.c (var_to_expand): New field to support also
2673 insns of the form x = something + x.
2674 (analyze_insn_to_expand_var): Use it.
2675 (expand_var_during_unrolling): Likewise.
2677 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
2679 * predict.c: Include pointer-set.h.
2680 (bb_predictions): New variable.
2681 (tree_predicted_by_p, tree_predict_edge,
2682 remove_predictions_associated_with_edge): Use bb_predictions map
2683 instead of bb->predictions.
2684 (clear_bb_predictions, assert_is_empty): New functions.
2685 (combine_predictions_for_bb): Use bb_predictions map. Call
2686 clear_bb_predictions.
2687 (tree_estimate_probability): Create and free bb_predictions map.
2688 * Makefile.in (predict.o): Add pointer-set.h dependency.
2689 * basic-block.h (struct basic_block_def): Remove predictions
2691 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
2693 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
2696 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
2699 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2701 * timevar.c (timevar_print): Change reference of --disable-checking to
2702 --enable-checking=release. Also warn if assert checking is disabled.
2704 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2707 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
2708 decl as addressable if the compound literal was marked as
2710 Mark the decl as a gimple register if it is a complex or
2711 vector decl and does not live in memory.
2713 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2715 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
2716 (GENERIC_NEXT): New function macro.
2717 (PHI_CHAIN): Use phi_node's new chain variable.
2718 (tree_phi_node): Change tree_common to tree_base
2719 and add the chain field.
2720 * tree-phinodes.c (make_phi_node): Don't set
2721 TREE_TYPE on the new node.
2722 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
2723 instead of checking GIMPLE_TUPLE_P in chain_next.
2724 * tree-vect-transform.c
2725 (get_initial_def_for_induction): Look at
2726 PHI_RESULT_TREE for the type of the phi node.
2727 (update_vuses_to_preheader): Use PHI_CHAIN
2728 instead of TREE_CHAIN on the phi node.
2729 * tree-ssa-structalias.c (compute_points_to_sets):
2731 (ipa_pta_execute): Likewise.
2733 2007-04-21 Richard Guenther <rguenther@suse.de>
2736 * fold-const.c (fold_unary): Call fold_convert_const on the
2739 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
2741 * gcse.c (store_killed_in_insn): Handle PARALLELs.
2742 (store_killed_in_pat): New.
2744 2007-04-20 Richard Henderson <rth@redhat.com>
2747 * config/i386/i386.c (type_has_variadic_args_p): Look for any
2748 TREE_LIST with a void_type_node value, not void_list_node exactly.
2750 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
2752 * doc/standards.texi: Re-arrange into language-specific
2753 subsections. Add a C++ section, documenting which standards we
2756 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
2758 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
2759 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
2761 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
2763 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
2764 ecrti.o and crtbegin.o.
2765 (LIB_DEFAULT_SPEC): Include -lc.
2766 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
2768 2007-04-20 Richard Henderson <rth@redhat.com>
2771 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
2772 argument; update all callers.
2773 (get_unaligned_offset): New.
2774 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
2775 get_unaligned_address, just pass on the address directly.
2776 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
2777 the subreg in the helper patterns.
2778 (unaligned_extendqidi_le): Use get_unaligned_offset.
2779 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
2780 (unaligned_extendhidi_be): Likewise.
2781 (unaligned_extendhidi): Tidy.
2782 * config/alpha/alpha-protos.h: Update.
2784 2007-04-20 Richard Henderson <rth@redhat.com>
2786 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
2787 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
2788 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
2789 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
2790 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
2791 (CPP_SPEC): Don't include %(cpp_subtarget).
2792 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
2793 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
2794 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
2796 2007-04-20 Jakub Jelinek <jakub@redhat.com>
2798 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
2799 for __builtin_ia32_cmpordss.
2801 PR tree-optimization/31632
2802 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
2803 and arg1 for optimizations of comparison against min/max values.
2804 Fold arg0 to arg1's type for optimizations of comparison against
2805 min+1 and max-1 values.
2807 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
2809 * reload.c (combine_reloads): When trying to use a dying register,
2810 check whether it's uninitialized and don't use if so.
2812 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
2814 * fold-const.c: Remove prototypes for native_encode_expr and
2815 native_interpret_expr.
2816 (native_encode_expr): Make non-static.
2817 (native_interpret_expr): Likewise.
2818 * tree.h: Add prototypes for the above.
2820 2007-04-19 Joseph Myers <joseph@codesourcery.com>
2822 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
2823 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
2824 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
2825 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
2826 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
2827 Add length attributes.
2829 2007-04-19 Janis Johnson <janis187@us.ibm.com>
2831 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
2834 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
2835 __STDC_WANT_DEC_FP__.
2837 2007-04-19 Joseph Myers <joseph@codesourcery.com>
2839 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
2840 for long double compatibility.
2841 * configure: Regenerate.
2843 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
2845 PR rtl-optimization/29841
2846 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
2848 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
2849 that may cause control flow transfer from being moved.
2851 2007-04-18 Jan Hubicka <jh@suse.cz>
2853 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
2856 2007-04-18 Eric Christopher <echristo@apple.com>
2858 * config/rs6000/darwin.md (load_macho_picbase): Use link register
2859 only. Update operands.
2860 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
2861 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
2862 link register to pic register.
2864 2007-04-18 Dirk Mueller <dmueller@suse.de>
2867 * tree-vrp.c (search_for_addr_array): New.
2868 (check_array_bounds): Suppress warning about
2869 address taken of array refs if its not de-referenced.
2871 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
2873 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
2874 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
2876 * tree-vectorizer.h (NITERS_KNOWN_P): New.
2877 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
2878 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
2880 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
2882 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
2884 (vect_analyze_scalar_cycles): Fix indentation.
2885 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
2886 (vect_mark_relevant): Include phis in relevance analysis.
2888 * tree-vect-transform.c (vect_transform_loop): Add an assert.
2890 2007-04-18 Anatoly Sokolov <aesok@post.ru>
2892 * config/avr/avr.c (ptrreg_to_str): Replace error() with
2893 output_operand_lossage().
2895 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
2897 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
2898 the unused code for reduction without adjust-in-epilog to simplify the
2901 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
2903 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
2904 (S390_TDC_NEGATIVE_ZERO): New constant.
2905 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
2906 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
2907 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
2908 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
2909 (S390_TDC_POSITIVE_INFINITY): New constant.
2910 (S390_TDC_NEGATIVE_INFINITY): New constant.
2911 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
2912 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
2913 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
2914 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
2915 (S390_TDC_INFINITY): New constant.
2916 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
2917 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
2918 optimization for UNSPEC_CCZ_TO_INT.
2919 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
2920 ("*ccz_to_int"): New insn.
2921 ("isinf<mode>2"): New insn.
2922 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
2923 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
2924 (UNSPEC_CCZ_TO_INT): New constant.
2926 2007-04-18 Richard Guenther <rguenther@suse.de>
2928 PR tree-optimization/19431
2929 PR tree-optimization/21463
2930 * tree-pass.h (pass_phiprop): Declare.
2931 * passes.c (init_optimization_passes): New phiprop pass.
2932 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
2933 (phivn_valid_p): New helper function.
2934 (phiprop_insert_phi): Likewise.
2935 (propagate_with_phi): Likewise.
2936 (tree_ssa_phiprop): New propagator propagating loads
2937 through phi nodes if profitable.
2939 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
2941 * tree-vect-analyze.c (process_use): New function.
2942 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
2943 Check phis in all bbs.
2944 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
2947 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
2949 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
2952 2007-04-17 Anatoly Sokolov <aesok@post.ru>
2955 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
2958 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
2960 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
2962 (sse_vmmulv4sf3): Likewise.
2963 (sse2_vmaddv2df3): Likewise.
2964 (sse2_vmmulv2df3): Likewise.
2966 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
2968 PR rtl-optimization/31360
2969 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
2970 (target_reg_cost): New.
2971 (init_set_costs): Initialize target_reg_cost. Add comments
2972 regarding the rationale of the costs.
2973 (global_cost_for_size): Renamed to...
2974 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
2975 of register pressure.
2976 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
2977 estimate_reg_pressure_cost. Add number of ivs.
2978 (determine_set_costs): Dump target_reg_cost.
2979 * loop-invariant.c (gain_for_invariant): Use
2980 estimate_reg_pressure_cost. Removed n_inv_uses argument.
2981 (best_gain_for_invariant, find_invariants_to_move): Remove
2983 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
2984 (target_reg_cost): Declare.
2985 (global_cost_for_size): Declaration removed.
2986 (estimate_reg_pressure_cost): Declare.
2988 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
2990 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
2991 regnos into even/odd register pairs.
2992 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
2993 TDmode similar to the other floating point modes.
2994 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
2995 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
2997 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
2998 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
2999 (movdd_hardfloat64): Use TARGET_MFPGPR.
3001 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
3003 * reload1.c (delete_output_reload): Don't count output in n_inherited.
3006 2005-01-05 Richard Henderson <rth@redhat.com>
3008 * reload1.c (do_input_reload): Restrict the optimization deleteing
3009 a previous output reload to RELOAD_FOR_INPUT.
3011 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
3013 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
3014 induc_vec_info_type.
3015 (vectorizable_induction): New function declaration.
3016 * tree-vect-transform.c (get_initial_def_for_induction): No need to
3017 check if already vectorized. Find first place in BB where new stmts
3018 can be inserted. Takes only one argument.
3019 (vectorizable_induction): New function.
3020 (vect_transform_stmt): Add case for induc_vec_info_type to call
3021 vectorizable_induction.
3022 (vect_transform_loop): Consider phis for vectorization.
3023 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
3025 (analyze_operations): Call vectorizable_induction when analyzing phis.
3027 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
3028 (vect_mark_relevant): Include phis in relevance analysis.
3029 (vect_mark_stmts_to_be_vectorize): Likewise.
3030 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
3032 2007-04-16 Lawrence Crowl <crowl@google.com>
3034 * doc/invoke.texi (Debugging Options): Add documentation for the
3035 -femit-struct-debug options -femit-struct-debug-baseonly,
3036 -femit-struct-debug-reduced, and
3037 -femit-struct-debug-detailed[=...].
3039 * c-opts.c (c_common_handle_option): Add
3040 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
3041 and OPT_femit_struct_debug_detailed_.
3042 * c.opt: Add specifications for
3043 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
3044 and -femit-struct-debug-detailed[=...].
3045 * opts.c (set_struct_debug_option): Parse the
3046 -femit-struct-debug-... options.
3047 * opts.c (matches_main_base, main_input_basename,
3048 main_input_baselength, base_of_path, matches_main_base): Add
3049 variables and functions to compare header base name to compilation
3051 * opts.c (should_emit_struct_debug): Add to determine to emit a
3052 structure based on the option.
3053 (dump_struct_debug) Also disabled function to debug this
3055 * opts.c (handle_options): Save the base name of the
3058 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
3059 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
3060 This hook indicates if a type is generic. Set it by default
3062 * langhooks.h (struct lang_hooks_for_types): Add a new hook
3063 to determine if a struct type is generic or not.
3064 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
3065 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
3066 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
3069 * flags.h (enum debug_info_usage): Add an enumeration to describe
3070 a program's use of a structure type.
3071 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
3072 to indicate the program's usage of the type. Filter structs based
3073 on the -femit-struct-debug-... specification.
3074 (gen_type_die): Split into two routines, gen_type_die and
3075 gen_type_die_with_usage. gen_type_die is now a wrapper
3076 that assumes direct usage.
3077 (gen_type_die_with_usage): Replace calls to gen_type_die
3078 with gen_type_die_with_usage adding the program usage of
3079 the referenced type.
3080 (dwarf2out_imported_module_or_decl): Suppress struct debug
3081 information using should_emit_struct_debug when appropriate.
3083 2007-04-16 Ian Lance Taylor <iant@google.com>
3085 PR tree-optimization/31522
3086 * tree-vrp.c (vr_phi_edge_counts): New static variable.
3087 (vrp_initialize): Allocate vr_phi_edge_counts.
3088 (vrp_visit_phi_node): Don't push to infinity if we saw a new
3089 executable edge. Drop test for all constants.
3090 (vrp_finalize): Free vrp_phi_edge_counts.
3092 * doc/cpp.texi (Common Predefined Macros): Clarify description of
3093 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
3095 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
3096 predecessors at head rather than tail.
3098 2007-04-16 Matthias Klose <doko@debian.org>
3100 * config/alpha/linux.h (CPP_SPEC): Define.
3101 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
3103 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
3105 * function.h: Remove sequence_stack extern declaration.
3107 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
3109 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
3111 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
3114 2007-04-16 Anatoly Sokolov <aesok@post.ru>
3116 * config/avr/avr.c (avr_arch_types): Rearranging array.
3117 (enum avr_arch): Add.
3118 (avr_mcu_types): Use avr_arch enumeration constants instead of
3120 * config/avr/avr.h (LINK_SPEC): Simplify.
3122 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
3124 * config/m68k/m68k.c (m68k_libcall_value,
3125 m68k_function_value): Use macros for register names more.
3127 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
3129 (M68K_REGNAME): Use A6_REG.
3130 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
3132 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3135 * sched-int.h (struct deps): Split field 'pending_lists_length' into
3136 'pending_read_list_length' and 'pending_write_list_length'. Update
3138 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
3139 to handle two length counters instead of one. Update all uses.
3140 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
3141 two length counters instead of one.
3142 * sched-rgn.c (propagate_deps): Update to handle two length counters
3145 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
3148 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
3149 copy of source, pass it to ix86_expand_vector_set and return
3152 2007-04-16 David Ung <davidu@mips.com>
3153 Joseph Myers <joseph@codesourcery.com>
3155 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
3156 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
3157 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
3158 Add 74K processor information.
3159 * config/mips/mips.md: Include 74k.md.
3160 (cpu): Add 74kc,74kf,74kx.
3161 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
3162 * config/mips/74k.md: New.
3163 * doc/invoke.texi (MIPS Options): Document 74K support.
3165 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
3167 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
3168 vectorizable_* functions.
3169 * tree-vect-transform.c (vectorizable_call): Add check for
3170 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
3171 (vectorizable_store): likewise.
3172 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
3174 (vectorizable_operation, vectorizable_type_demotion): Likewise.
3175 (vectorizable_type_promotion, vectorizable_load): Likewise.
3176 (vectorizable_live_operation, vectorizable_condition): Likewise.
3177 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
3179 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
3181 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
3183 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
3184 register numbers more.
3185 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
3186 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
3187 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
3188 FUNCTION_VALUE_REGNO_P): Likewise.
3189 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
3190 STATIC_CHAIN_REGNUM): Likewise.
3191 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
3192 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
3193 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
3194 * config/m68k/m68k.md (FP_REG): New.
3196 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
3198 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
3201 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
3203 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
3204 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
3207 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
3209 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
3212 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
3215 * c-decl.c (finish_decl): Grab the type of the decl after the call
3216 to store_init_value.
3218 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
3220 * common.opt (fforward-propagate): Fix "Optimization" annotation.
3222 2007-04-14 Jakub Jelinek <jakub@redhat.com>
3225 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
3226 post dominators and cleanup cfg before returning.
3228 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
3230 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
3231 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
3233 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
3235 * config.gcc: Recognize fido.
3236 * config/m68k/m68k-devices.def (fidoa): New.
3237 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
3239 (FL_FIDOA, TARGET_FIDOA): New.
3240 * config/m68k/m68k.opt (mfidoa): New.
3242 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3245 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
3246 when a personality function is used.
3248 2007-04-13 Bob Wilson <bob.wilson@acm.org>
3250 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
3252 2007-04-13 Mike Stump <mrs@apple.com>
3254 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
3256 * config/darwin.opt (fapple-kext): Make C++ only.
3257 * config/darwin.c (darwin_override_options): Remove code to ensure
3258 -fapple-kext is given for C++ only.
3260 2007-04-13 Richard Sandiford <richard@codesourcery.com>
3262 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
3263 * config/mips/mips.c (override_options): Call
3264 SUBTARGET_OVERRIDE_OPTIONS, if defined.
3266 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
3268 * config/i386/i386.opt (msvr3-shlib): Removed.
3270 * doc/invoke.texi: Remove -msvr3-shlib.
3272 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
3274 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
3275 with "popcnt" instruction.
3277 2007-04-13 Richard Guenther <rguenther@suse.de>
3279 PR tree-optimization/21258
3280 * tree-vrp.c (compare_case_labels): New helper.
3281 (find_switch_asserts): New function.
3282 (find_assert_locations): Call it for SWITCH_EXPRs.
3284 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
3286 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
3287 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
3288 check is now implied in X87_FLOAT_MODE_P.
3289 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
3290 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
3291 (fix_trunc<mode>_i386_fisttp): Ditto.
3292 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
3293 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
3294 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
3295 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
3296 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
3297 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
3298 (unnamed_splitters): Ditto.
3299 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
3300 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
3301 FIRST_SSE_REG for local functions when SSE math is enabled or
3302 for functions with sseregparm attribute.
3303 (standard_80387_constant_p): Return -1 if mode is not
3305 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
3306 (ix86_expand_compare): Ditto.
3307 (ix86_expand_carry_flag_compare): Ditto.
3308 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
3309 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
3310 DECIMAL_FLOAT_MODE_P.
3311 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
3312 of SCALAR_FLOAT_MODE_P.
3313 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
3314 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
3315 checks before FLOAT_MODE_P.
3316 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
3317 before FLOAT_MODE_P.
3322 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
3324 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
3325 Charles Wilson <libtool@cwilson.fastmail.fm>
3327 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
3328 (libgcc.mvars): Don't depend on them.
3329 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
3330 * exec-tool.in: New.
3332 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
3334 * doc/invoke.text (--help): Document --help=common.
3336 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
3338 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
3340 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3342 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
3343 * genemit.c (main): Emit #include "integrate.h".
3344 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
3345 (LOADGP_RTP): New mips_loadgp_style.
3346 * config/mips/mips.h: Include config/vxworks-dummy.h.
3347 (TARGET_RTP_PIC): New macro.
3348 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
3349 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
3350 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
3352 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
3353 -mvxworks-pic when using -mrtp and a PIC option.
3354 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
3356 (mips_symbolic_constant_p, mips_symbolic_address_p)
3357 (mips_symbol_insns): Handle SYMBOL_HALF.
3358 (override_options): Warn about -G and -mrtp being used together.
3359 Initialize mips_lo_relocs[SYMBOL_HALF].
3360 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
3361 (mips_emit_loadgp): Handle LOADGP_RTP.
3362 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
3363 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
3364 (tablejump): Handle function-relative case table entries if
3366 * config/mips/predicates.md (symbol_ref_operand): New predicate.
3368 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3370 * config/mips/mips.md (load_call<mode>): Allow any general register.
3372 (sibcall_value_internal, sibcall_value_multiple_internal)
3373 (call_value_internal, call_value_split, call_value_multiple_internal)
3374 (call_value_multiple_split): Remove constraints from operand 0.
3376 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3378 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
3379 rather than loadgp_noshared.
3380 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
3381 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
3383 * config/mips/mips.md (loadgp): Rename to...
3384 (loadgp_newabi): ...this.
3385 (loadgp_noshared): Rename to...
3386 (loadgp_absolute): ...this.
3388 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3390 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
3391 false for locally-binding symbols.
3392 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
3394 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3396 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
3397 (SYMBOL_GOT_PAGE_OFST): ...this.
3398 (SYMBOL_GOT_GLOBAL): Rename to...
3399 (SYMBOL_GOT_DISP): ...this.
3400 (SYMBOL_GOTOFF_GLOBAL): Rename to...
3401 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
3402 * config/mips/mips.c (mips_global_symbol_p): New function.
3403 (mips_symbol_binds_local_p): Likewise.
3404 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
3405 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
3406 and mips_symbol_binds_local_p.
3407 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
3408 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
3409 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
3411 (mips_ok_for_lazy_binding_p): New function.
3412 (mips_load_call_address, mips_expand_call): Use it.
3413 (mips_dangerous_for_la25_p): Likewise.
3414 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
3415 (*got_disp<mode>): Use got_disp_operand instead of
3416 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
3417 SYMBOL_GOTOFF_GLOBAL.
3418 (*got_page<mode>): Use got_page_ofst_operand instead of
3420 * config/mips/predicates.md (const_call_insn_operand): Use
3421 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
3422 (global_got_operand): Rename to...
3423 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
3425 (local_got_operand): Rename to...
3426 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
3427 of SYMBOL_GOT_LOCAL.
3429 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3431 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
3432 TARGET_CALL_CLOBBERED_GP.
3433 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
3434 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
3435 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
3436 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
3437 of TARGET_ABICALLS && !TARGET_NEWABI.
3438 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
3439 * config/mips/mips.c (mips_load_call_address): Check
3440 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
3441 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
3442 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
3443 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
3444 TARGET_ABICALLS && TARGET_NEWABI.
3445 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
3447 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
3448 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
3449 TARGET_ABICALLS && TARGET_NEWABI.
3450 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
3451 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
3452 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
3453 whether indirect calls must use $25.
3454 (mips_extra_live_on_entry): Check TARGET_GOT instead of
3456 * config/mips/mips.md (jal_macro): Check flag_pic and
3457 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
3458 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
3459 instead of TARGET_ABICALLS.
3460 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
3461 TARGET_ABICALLS && TARGET_OLDABI.
3462 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
3463 (sibcall): In the comment above the define_insn, mention
3464 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
3465 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
3466 instead of TARGET_ABICALLS.
3468 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
3470 * doc/md.texi (Blackfin family constraints): Document PA and PB.
3471 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
3472 (MACFLAGS_MATCH_P): New macro.
3473 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
3474 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
3475 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
3476 the other MACFLAG constants.
3477 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
3478 (flag_machi): Tighten constraints. Renumber some of the operands.
3479 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
3481 (flag_machi_parts_acconly): New pattern.
3482 (flag_macinithi): Tighten constraints. Allow any accumulator to be
3484 (flag_macinit1hi): Tighten constraints.
3485 (flag_mul_macv2hi_parts_acconly): New pattern.
3487 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
3488 Use a more efficient implementation.
3489 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
3490 inline sequences when not optimizing for size.
3492 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
3493 movhi_high2low): Delete, merge functionality into...
3494 (packv2hi): ... this pattern.
3496 2007-02-11 Jie Zhang <jie.zhang@analog.com>
3497 * config/bfin/bfin.opt (msim): New option.
3498 (mcpu=): New option.
3499 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
3500 (bfin_cpu_t): Typedef of enum bfin_cpu.
3501 (bfin_cpu_type): New declaration.
3502 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
3503 -msim and -mcpu= options.
3504 (LIB_SPEC): Likewise.
3505 * config/bfin/bfin.c (bfin_cpu_type): Define.
3506 (bfin_handle_option): Handle -mcpu= option.
3507 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
3508 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
3509 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
3511 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3513 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
3514 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
3515 (powerpc-wrs-vxworksae): Use ${tm_file}.
3516 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
3517 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
3518 * config/i386/vx-common.h: New file.
3520 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3522 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
3525 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
3527 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
3530 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
3534 * c-common.c (c_build_qualified_type): Set canonical type
3537 2007-04-12 Richard Guenther <rguenther@suse.de>
3539 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
3540 lower bound and element size if lower bound is not zero
3541 or either of the ARRAY_REF operands is set.
3543 2007-04-12 Richard Guenther <rguenther@suse.de>
3545 PR tree-optimization/24689
3546 PR tree-optimization/31307
3547 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
3549 * gimplify.c (canonicalize_addr_expr): To be consistent with
3550 gimplify_compound_lval only set operands two and three of
3551 ARRAY_REFs if they are not gimple_min_invariant. This makes
3552 it never at this place.
3553 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
3555 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3557 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
3558 null before emitting a .nsubspa directive.
3560 2007-04-11 Diego Novillo <dnovillo@redhat.com>
3562 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
3563 need_to_partition_p if there are no memory statements in the
3566 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
3568 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
3569 (gcd_of_steps_may_divide_p): New function.
3570 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
3572 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3574 * reload.c (find_reloads_toplev, find_reloads_address,
3575 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
3576 not a pointer equality test, to decide if we need to call
3577 push_reg_equiv_alt_mem.
3579 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
3581 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
3582 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
3583 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
3585 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
3587 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
3588 vector to be positive.
3590 2007-04-11 Diego Novillo <dnovillo@redhat.com>
3594 * doc/invoke.texi: Document --params max-aliased-vops and
3596 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
3597 debug_memory_partitions): Move to tree-flow.h
3598 * params.h (AVG_ALIASED_VOPS): Define.
3599 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
3601 (mp_info_t): Likewise.
3602 (get_mem_sym_stats_for): New.
3603 (set_memory_partition): Move from tree-flow-inline.h.
3604 (mark_non_addressable): Only clear the set of symbols for the
3605 partition if it exists.
3606 (dump_memory_partitions): Move from tree-ssa-operands.c
3607 (debug_memory_partitions): Likewise.
3608 (need_to_partition_p): New.
3609 (dump_mem_ref_stats): New.
3610 (debug_mem_ref_stats): New.
3611 (dump_mem_sym_stats): New.
3612 (debug_mem_sym_stats): New.
3613 (update_mem_sym_stats_from_stmt): New.
3614 (compare_mp_info_entries): New.
3615 (mp_info_cmp): Call it.
3616 (sort_mp_info): Change argument to a list of mem_sym_stats_t
3618 (get_mpt_for): Move from tree-ssa-operands.c.
3619 (find_partition_for): New.
3620 (create_partition_for): Remove.
3621 (estimate_vop_reduction): New.
3622 (update_reference_counts): New.
3623 (build_mp_info): New.
3624 (compute_memory_partitions): Refactor.
3625 Document new heuristic.
3626 Call build_mp_info, update_reference_counts,
3627 find_partition_for and estimate_vop_reduction.
3628 (compute_may_aliases): Populate virtual operands before
3629 calling debugging dumps.
3630 (delete_mem_sym_stats): New.
3631 (delete_mem_ref_stats): New.
3632 (init_mem_ref_stats): New.
3633 (init_alias_info): Call it.
3634 (maybe_create_global_var): Remove alias_info argument.
3635 Get number of call sites and number of pure/const call sites
3636 from gimple_mem_ref_stats().
3637 (dump_alias_info): Call dump_memory_partitions first.
3638 (dump_points_to_info_for): Show how many times a pointer has
3640 * opts.c (decode_options): For -O2 set --param
3641 max-aliased-vops to 500.
3642 For -O3 set --param max-aliased-vops to 1000 and --param
3643 avg-aliased-vops to 3.
3644 * fortran/options.c (gfc_init_options): Remove assignment to
3646 * tree-flow-inline.h (gimple_mem_ref_stats): New.
3647 * tree-dfa.c (dump_variable): Dump memory reference
3649 Dump NO_ALIAS* settings.
3650 (referenced_var_lookup): Tidy.
3651 (mem_sym_stats): New.
3652 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
3653 and ORIG are different SSA names for a memory partition.
3654 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
3655 * tree-flow.h (struct mem_sym_stats_d): Define.
3656 (mem_sym_stats_t): Define.
3657 (struct mem_ref_stats_d): Define.
3658 (struct gimple_df): Add field mem_ref_stats.
3659 (enum noalias_state): Define.
3660 (struct var_ann_d): Add bitfield noalias_state.
3661 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
3662 debug_mem_ref_stats, debug_memory_partitions,
3663 debug_mem_sym_stats): Declare.
3664 * tree-ssa-structalias.c (update_alias_info): Update call
3665 sites, pure/const call sites and asm sites in structure
3666 returned by gimple_mem_ref_stats.
3667 Remove local variable IS_POTENTIAL_DEREF.
3668 Increase NUM_DEREFS if the memory expression is a potential
3670 Call update_mem_sym_stats_from_stmt.
3671 If the memory references memory, call
3672 update_mem_sym_stats_from_stmt for all the direct memory
3673 symbol references found.
3674 (intra_create_variable_infos): Set noalias_state field for
3675 pointer arguments according to the value of
3676 flag_argument_noalias.
3677 * tree-ssa-structalias.h (struct alias_info): Remove fields
3678 num_calls_found and num_pure_const_calls_found.
3679 (update_mem_sym_stats_from_stmt): Declare.
3680 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
3681 Set default value to 100.
3682 (PARAM_AVG_ALIASED_VOPS): Define.
3684 2007-04-11 Richard Guenther <rguenther@suse.de>
3687 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
3688 a * -b + c as c - a * b if we honor sign dependent rounding.
3690 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3692 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
3694 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
3695 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
3697 (initialize_trampoline): Don't use old-style function definition.
3698 (bfin_secondary_reload): Mark IN_P argument as unused.
3700 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
3702 PR tree-optimization/31343
3703 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
3704 (build_polynomial_chrec): Return a scalar when the evolution is zero.
3705 * testsuite/gcc.dg/vect/pr31343.c: New.
3707 2007-04-10 Eric Christopher <echristo@apple.com>
3709 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
3710 * config/i386/i386.md (*cmpfp0): Use.
3711 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
3712 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
3713 (fix_trunc<mode>_i386_fisttp): Ditto.
3714 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
3715 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
3716 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
3717 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
3718 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
3719 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
3720 (unnamed_splitters): Ditto.
3721 * config/i386/i386.c (output_fix_trunc): Assert that
3722 we're not being passed a TFmode operand.
3724 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
3726 PR tree-optimization/31526
3727 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
3728 n_basic_blocks to find newly added blocks.
3730 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
3732 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
3734 (fix_trunc<mode>si_sse): Ditto.
3735 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
3736 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
3737 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
3738 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
3739 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
3740 expander using SSEMODEF mode macro.
3741 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
3742 expander using SSEMODEF mode macro.
3743 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
3744 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
3745 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
3746 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
3747 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
3748 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
3749 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
3750 Macroize insn using X87MODEF mode macro.
3752 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
3754 * config/i386/sse.md (sse2_pinsrw): Removed.
3755 (sse2_pextrw): Renamed to ...
3756 (*sse2_pextrw): This.
3758 2007-04-09 Jan Hubicka <jh@suse.cz>
3761 * config/i386/sse.md
3762 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
3763 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
3764 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
3765 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
3767 2007-04-09 Jan Hubicka <jh@suse.cz>
3769 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
3770 multiple fields of union.
3772 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
3774 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
3775 (create_preheaders): Check that loops are available.
3776 (fix_loop_structure): Clean up, improve comments.
3777 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
3778 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
3780 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
3781 * predict.c (tree_estimate_probability): Do not call
3782 calculate_dominance_info. Call create_preheaders.
3783 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
3784 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
3786 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
3787 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
3788 * tree-cfg.c (tree_split_edge): Make an assert more precise.
3789 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
3792 2007-04-08 Jan Hubicka <jh@suse.cz>
3794 * tree.h (maybe_fold_offset_to_component_ref): Declare.
3795 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
3796 * fold-const.c (fold_unary): Use it.
3798 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3800 * varasm.c (assemble_variable): Remove call to
3801 lang_hooks.decls.prepare_assemble_variable.
3802 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
3803 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
3804 * langhooks.h (lang_hooks_for_decls): Remove
3805 prepare_assemble_variable.
3807 2007-04-08 Mike Stump <mrs@apple.com>
3809 * config/i386/i386.c: Use inc/dec on Core2.
3811 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
3813 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
3814 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
3815 lhd_tree_inlining_end_inlining): Remove.
3816 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
3817 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
3819 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
3820 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
3821 lhd_tree_inlining_end_inlining): Remove prototypes.
3822 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
3823 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
3824 LANG_HOOKS_TREE_INLINING_START_INLINING,
3825 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
3827 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
3830 2007-04-08 Anatoly Sokolov <aesok@post.ru>
3833 * config/avr/predicates.md (io_address_operand): Delete predicate.
3834 (low_io_address_operand): Don't use 'mode' argument.
3835 (higth_io_address_operand): Rename ...
3836 (high_io_address_operand): ... to this. Don't use 'mode' argument.
3837 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
3840 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
3842 Revert change removing staticp.
3844 2007-04-07 Anatoly Sokolov <aesok@post.ru>
3847 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
3850 2007-04-07 Bruce Korb <bkorb@gnu.org>
3852 * c.opt: Add -Wformat-contains-nul.
3853 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
3855 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
3856 the NUL byte warning.
3858 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
3860 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
3862 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
3864 * tree.c (staticp): No longer use staticp langhook.
3865 * langhooks.c (lhd_staticp): Removed.
3866 * langhooks.h (struct lang_hooks): Remove staticp.
3867 * c-common.c (c_staticp): Remove.
3868 * c-common.h (c_staticp): Ditto.
3869 * langhooks-defs.h (lhd_staticp): Ditto.
3870 (LHD_HOOKS_STATICP): Ditto
3871 * tree.h (gcc_assert_lowered): New macro.
3873 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
3875 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
3876 argument "reliable".
3877 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
3878 Add argument "reliable". Propagate it through calls.
3879 (infer_loop_bounds_from_undefined): Derive number of iterations
3880 estimates from references in blocks that do not dominate loop latch.
3881 (gcov_type_to_double_int): New function.
3882 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
3883 and expected_loop_iterations_unbounded.
3884 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
3885 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
3886 * tree-data-ref.c (estimated_loop_iterations): Export.
3887 (get_references_in_stmt): Fix -- do not return addresses of local
3889 * cfgloop.h (expected_loop_iterations_unbounded,
3890 estimated_loop_iterations): Declare.
3892 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
3894 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
3896 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
3898 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
3899 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
3900 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
3901 Use output_387_reg_move().
3902 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
3903 expander using X87MODEF12 mode macro.
3904 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
3905 choosing register preferences. Use output_387_reg_move().
3906 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
3907 instead of "x". Use output_387_reg_move().
3908 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
3909 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
3910 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
3911 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
3912 Use output_387_reg_move().
3913 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
3915 (*truncxf?f_i387 splitter): Ditto.
3917 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
3919 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3920 LANG_HOOKS_SAFE_FROM_P.
3921 * expr.c (safe_from_p): Remove langhook call.
3922 * langhooks.h (lang_hooks): Remove safe_from_p.
3923 (lhd_safe_from_p): Remove prototype.
3924 * langhooks.c (lhd_safe_from_p): Remove.
3926 2007-04-06 Jan Hubicka <jh@suse.cz>
3928 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
3931 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
3933 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
3934 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
3935 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
3936 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
3938 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
3939 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
3941 2007-04-05 Richard Henderson <rth@redhat.com>
3943 * config/alpha/alpha.c (print_operand) [+]: Remove.
3944 (alpha_end_function): Print nop if call at end of function.
3945 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
3946 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
3947 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
3948 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
3949 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
3950 the call pattern. Update peepholes to match.
3952 2007-04-05 Janis Johnson <janis187@us.ibm.com>
3954 * doc/extend.texi (Other Builtins): Add decimal float variants
3956 * builtins.def: Ditto.
3957 * builtins.c (expand_builtin): Ditto.
3959 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
3960 H.J. Lu <hongjiu.lu@intel.com>
3963 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
3964 of V8HImode when calling ix86_binary_operator_ok.
3965 (sse2_pmaddwd): Call ix86_binary_operator_ok.
3966 (sdot_prodv8hi): Operands 1 and 2 must be register.
3968 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3970 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
3971 initialize align to silence bogus warning.
3973 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
3976 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
3978 (struct sra_walk_fns): Remove use_all parameter from use.
3979 (sra_hash_tree): Handle BIT_FIELD_REFs.
3980 (sra_elt_hash): Don't hash bitfld blocks.
3981 (sra_elt_eq): Skip them in parent compares as well. Handle
3983 (sra_walk_expr): Don't maintain or pass down use_all_p.
3984 (scan_use): Remove use_all parameter.
3985 (scalarize_use): Likewise. Re-expand assignment to
3986 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
3987 output, and re-scalarize after output. Don't mark anything
3989 (scalarize_ldst): Adjust.
3990 (scalarize_walk_gimple_modify_statement): Likewise.
3991 (build_element_name_1): Handle BIT_FIELD_REFs.
3992 (instantiate_element): Don't warn for any element whose parent
3994 (instantiate_missing_elements_1): Return the sra_elt.
3995 (canon_type_for_field): New.
3996 (try_instantiate_multiple_fields): New.
3997 (instantiate_missing_elemnts): Use them.
3998 (mark_no_warning): Removed.
3999 (generate_one_element_ref): Handle BIT_FIELD_REFs.
4000 (REPLDUP, sra_build_elt_assignment): New.
4001 (generate_copy_inout): Use them.
4002 (generate_element_copy): Likewise. Handle bitfld differences.
4003 (generate_element_zero): Don't recurse for blocks. Use
4004 sra_build_elt_assignment.
4005 (generate_one_element_int): Take elt instead of var. Use
4006 sra_build_elt_assignment.
4007 (generate_element_init_1): Adjust.
4008 (scalarize_use, scalarize_copy): Use REPLDUP.
4009 (scalarize_ldst): Move assert before dereference.
4010 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
4012 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
4014 * regmove.c: Fix unused variable warnings due to previous commit.
4016 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
4018 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
4019 (regmove_bb_head): Remove.
4020 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
4021 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
4022 problems with fixup_match_1.
4023 Don't initialize/free regmove_bb_head.
4025 (reg_is_remote_constant_p): If an insn is in the same basic block
4026 but not before INSN, consider it remote, too.
4028 2007-04-05 Anatoly Sokolov <aesok@post.ru>
4031 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
4032 DECL_ASSEMBLER_NAME, not the DECL_NAME.
4034 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
4036 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
4037 (CONDITIONAL_REGISTER_USAGE): Likewise.
4039 2007-04-04 Richard Henderson <rth@redhat.com>
4041 * config/alpha/lib1funcs.asm: Remove unused file.
4043 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
4046 * opts.c (print_specific_help): Fix --help=<language>
4048 (common_handle_option): Support --help=common.
4050 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
4053 * gcc.c (main): Do not run the linker if
4054 print_subprocess_help indicates that it shouldn't be
4057 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
4060 * doc/invoke.texi (--help=): Document <languages> value, fix
4061 formatting in tables of values.
4063 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
4065 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
4066 dllimport attribute of virtual methods.
4068 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
4070 * config/score/crti.asm: Change _bss_start to __bss_start.
4071 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
4072 (OUTGOING_REG_PARM_STACK_SPACE) update.
4073 * config/score/score.opt: add options to make backend support
4074 score5, score5u, score7 and score7d.
4075 * config/score/score.md: Likewise.
4076 * config/score/misc.md: Likewise.
4077 * config/score/mac.md: Likewise.
4078 * doc/invoke.texi: Likewise.
4079 * doc/md.texi: update constraints define.
4081 2007-04-03 Richard Henderson <rth@redhat.com>
4083 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
4084 an appropriate type, use the mode instead.
4086 2007-04-03 Richard Sandiford <richard@codesourcery.com>
4088 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
4089 Set the default --with-arch setting to mips2.
4090 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
4091 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4092 (MULTILIB_OSDIRNAMES): Delete.
4093 (MULTILIB_DIRNAMES): Define.
4094 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
4095 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
4096 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
4097 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
4098 VXWORKS_OS_CPP_BUILTINS.
4099 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
4100 (MIPS_DEBUGGING_INFO): Undefine.
4101 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
4103 2007-04-03 Jakub Jelinek <jakub@redhat.com>
4106 * fold-const.c (native_encode_real): Encode real.c provided longs
4107 as a series of 32-bit native integers.
4108 (native_interpret_real): Interpret buffer as a series of 32-bit
4111 2007-04-03 Richard Guenther <rguenther@suse.de>
4113 * genpreds.c (write_insn_constraint_len): Write function
4114 optimized for CONSTRAINT_LEN implementation.
4115 (write_tm_preds_h): Output insn_constraint_len inline and
4116 use it for CONSTRAINT_LEN.
4117 (write_insn_preds_c): Don't output insn_constraint_len.
4118 * doc/md.texi (define_register_constraint): Document multi-letter
4119 constraints shall have the same length if they start with the same
4122 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
4125 * config/i386/i386.md (isinf<mode>2): Expand only when
4126 TARGET_C99_FUNCTIONS is set.
4128 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
4130 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
4131 (x86_64-*-linux*): Ditto.
4132 * config/i386/i386.opt (mpc): New option.
4133 * config/i386/i386.c (overrride_options): Handle
4134 ix87_precision_string.
4135 * config/i386/crtprec.c: New file.
4136 * config/i386/t-crtpc: Ditto.
4137 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
4139 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
4140 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
4141 crtprec32.o, crtprec64.o and crtprec80.o.
4143 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
4145 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
4147 2007-04-02 Eric Christopher <echristo@apple.com>
4149 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
4150 limitations on darwin.
4152 2007-04-02 Anatoly Sokolov <aesok@post.ru>
4155 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
4157 2007-04-02 Dave Korn <dave.korn@artimi.com>
4159 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
4161 2007-04-02 Dave Korn <dave.korn@artimi.com>
4163 * libgcc2.h (exception_descriptor): Don't forward-declare.
4164 (__get_eh_table_language, __get_eh_table_version): Delete
4165 prototypes of long-dead functions.
4167 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
4169 * ebitmap.h: New file
4170 * ebitmap.c: New file
4171 * Makefile.in (ebitmap.o): New target.
4173 2007-04-01 Jan Hubicka <jh@suse.cz>
4175 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
4176 before very first instruction.
4178 2007-04-01 Jan Hubicka <jh@suse.cz>
4180 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
4181 waring on 64bit hosts.
4182 * bitmap.h: Fix typo in bitmap_head_def.
4184 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
4186 PR rtl-optimization/31391
4187 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
4188 into a DELETED_LABEL note, and the label is in an empty basic
4189 block, update BB_END as well as BB_HEAD.
4191 2007-04-01 Richard Henderson <rth@redhat.com>
4193 PR tree-optimization/31169
4194 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
4195 to varying if the range is outside [0, prec-1].
4197 2007-04-01 Richard Sandiford <richard@codesourcery.com>
4200 * config/mips/mips.md (load_const_gp): New insn.
4201 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
4202 the MIPS16 GP pseudo register if no_new_pseudos.
4203 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
4205 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4208 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
4210 (call_value): Likewise.
4212 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
4213 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4216 * doc/invoke.texi: (optimization options): Reword description
4217 of -ffast-math. Document its primary purpose.
4219 2007-03-31 Richard Guenther <rguenther@suse.de>
4221 * omp-low.c (splay-tree.h): Include.
4222 (lookup_decl): Replace splay-tree usage by pointer-map.
4223 (maybe_lookup_decl): Likewise.
4224 (new_omp_context): Likewise.
4225 (delete_omp_context): Likewise.
4226 * gimplify.c (splay-tree.h): Include.
4227 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
4229 (remap_ssa_name): Likewise.
4230 (remap_decl): Likewise.
4231 (remap_type_1): Likewise.
4232 (remap_type): Likewise.
4233 (copy_body_r): Likewise.
4234 (expand_call_inline): Likewise.
4235 (clone_body): Likewise.
4236 (copy_tree_r): Likewise.
4237 (remap_save_expr): Likewise.
4238 (unsave_r): Likewise.
4239 (unsave_expr_now): Likewise.
4240 (tree_function_versioning): Likewise.
4241 (build_duplicate_type): Likewise.
4242 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
4243 (struct copy_body_data): Replace splay-tree by pointer-map.
4244 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
4245 not $(SPLAY_TREE_H).
4246 (gimplify.o): Depend on $(SPLAY_TREE_H).
4247 (omp-low.p): Likewise.
4249 2007-03-31 Anatoly Sokolov <aesok@post.ru>
4251 * config/avr/predicates.md (even_register_operand,
4252 odd_register_operand): New predicates.
4253 * config/avr/avr.md (movw peephole2): New.
4254 (movw_r peephole2): New.
4256 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
4258 * tree.h (get_signed_or_unsigned_type): New.
4259 * fold-const.c (operand_equal_for_comparison_p): Use
4260 get_signed_or_unsigned_type instead of
4261 lang_hooks.types.signed_or_unsigned_type.
4262 * expr.c (store_expr): Ditto.
4263 * langhooks.c (get_signed_or_unsigned_type): New.
4264 (lhd_signed_or_unsigned_type): New.
4265 * langhooks.h (lhd_signed_or_unsigned_type): New.
4266 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
4268 2007-03-30 Richard Henderson <rth@redhat.com>
4270 * tree-ssa-loop-ivopts.c: Include target.h.
4271 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
4272 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
4273 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
4274 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
4276 2007-03-30 Richard Henderson <rth@redhat.com>
4277 Kai Tietz <kai.tietz@onevision.com>
4279 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
4281 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
4282 (TARGET_64BIT_MS_ABI): New.
4283 (DBX_REGISTER_NUMBER): Handle 64-bit.
4284 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
4285 (LONG_TYPE_SIZE): Force to 32.
4286 (REG_PARM_STACK_SPACE): New.
4287 (OUTGOING_REG_PARM_STACK_SPACE): New.
4288 (REGPARM_MAX, SSE_REGPARM_MAX): New.
4289 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
4290 (STACK_BOUNDARY): Use 128 for 64-bit.
4291 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
4292 Add 64-bit implementation.
4293 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
4295 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
4296 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
4297 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
4298 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
4299 (ix86_handle_cconv_attribute): Don't warn when ignoring if
4300 TARGET_64BIT_MS_ABI.
4301 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
4302 (ix86_pass_by_reference): Likewise.
4303 (ix86_function_value_regno_p): Likewise.
4304 (ix86_build_builtin_va_list): Likewise.
4305 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
4306 (function_arg_advance_ms_64): New.
4307 (function_arg_advance): Call it.
4308 (function_arg_ms_64): New.
4309 (function_arg): Call it.
4310 (function_value_ms_64): New.
4311 (ix86_function_value_1): Call it.
4312 (return_in_memory_ms_64): New.
4313 (ix86_return_in_memory): Call it.
4314 (setup_incoming_varargs_ms_64): New.
4315 (ix86_setup_incoming_varargs): Call it.
4316 (ix86_expand_prologue): Handle 64-bit stack probing.
4317 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
4318 (output_pic_addr_const): Likewise.
4319 (x86_this_parameter): Likewise.
4320 (x86_output_mi_thunk): Likewise.
4321 (x86_function_profiler): Likewise.
4322 (TARGET_STRICT_ARGUMENT_NAMING): New.
4323 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
4324 (TARGET_64BIT_MS_ABI): New.
4325 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
4326 * config/i386/i386.md (allocate_stack_worker): Remove.
4327 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
4328 describe the clobber of eax without a match_scratch.
4329 (allocate_stack_worker_postreload): Remove.
4330 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
4331 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
4332 (allocate_stack_worker_rex64_postreload): Remove.
4333 (allocate_stack): Handle 64-bit.
4334 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
4335 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
4336 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
4337 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
4338 (STANDARD_STARTFILE_PREFIX_1): Likewise.
4339 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
4340 * config.build (x86_64-*-mingw*): New host.
4341 * config.host (x86_64-*-mingw*): New host.
4342 * config.gcc (x86_64-*-mingw*): New target.
4343 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
4345 2007-03-30 Richard Henderson <rth@redhat.com>
4346 Kai Tietz <kai.tietz@onevision.com>
4348 * c-pragma.c (struct def_pragma_macro_value): New.
4349 (struct def_pragma_macro): New.
4350 (pushed_macro_table): New.
4351 (dpm_hash, dpm_eq): New.
4352 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
4353 (init_pragma): Install them.
4354 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
4356 2007-03-30 Anatoly Sokolov <aesok@post.ru>
4358 * config/avr/avr.c (avr_override_options): Clear
4359 'flag_delete_null_pointer_checks'.
4361 2007-03-30 Paolo Carlini <pcarlini@suse.de>
4364 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
4365 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
4366 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
4367 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
4368 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
4369 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
4370 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
4372 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
4374 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
4376 * regmove.c: Move all of pass_stack_adjustments from here...
4377 * combine-stack-adj.c: ...to this new file.
4378 * Makefile.in: Add rules for combine-stack-adj.o.
4380 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
4382 PR tree-optimization/31383
4383 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
4384 to have the same length.
4386 2007-03-30 Jan Hubicka <jh@suse.cz>
4389 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
4390 availablility; add more sanity checking; ask varpool only about
4393 2007-03-29 Richard Henderson <rth@redhat.com>
4395 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
4396 to decide, but __SIZEOF_LONG_LONG__.
4398 2007-03-29 Richard Henderson <rth@redhat.com>
4400 * emutls.c (struct __emutls_array): New.
4401 (emutls_destroy): Use it instead of casting element 0 from void*.
4402 (__emutls_get_address): Likewise.
4404 2007-03-29 Richard Henderson <rth@redhat.com>
4406 * varasm.c (initializer_constant_valid_p): Don't deny
4407 DECL_DLLIMPORT_P on functions.
4409 * config/i386/cygming.h: Remove function declarations.
4410 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
4411 (ASM_OUTPUT_LABELREF): Remove.
4412 (COMMON_ASM_OP): Remove.
4413 (ASM_OUTPUT_COMMON): Remove.
4414 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
4415 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
4416 (ASM_DECLARE_FUNCTION_NAME): Likewise.
4417 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
4418 Rename from TARGET_ENCODE_SECTION_INFO.
4419 * config/i386/netware.h: Likewise.
4420 * config/i386/i386-protos.h: Update.
4421 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
4422 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
4423 (legitimate_constant_p): Reject dllimports.
4424 (dllimport_map, get_dllimport_decl): New.
4425 (legitimize_dllimport_symbol): New.
4426 (legitimize_address, ix86_expand_move): Use it.
4427 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
4428 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
4429 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
4430 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
4431 * config/i386/predicates.md (constant_call_address_operand): Only
4432 accept symbols; reject dllimport_p symbols.
4433 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
4434 i386_pe_maybe_record_exported_symbol.
4435 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
4436 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
4437 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
4438 trust the setting of DECL_DLLIMPORT_P.
4439 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
4440 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
4441 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
4442 tidy the argument scanning loop.
4443 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
4444 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
4445 (i386_pe_strip_name_encoding): Remove.
4446 (i386_pe_binds_local_p): New.
4447 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
4448 (i386_pe_output_labelref): Remove.
4449 (i386_pe_asm_output_aligned_decl_common): New.
4450 (i386_pe_maybe_record_exported_symbol): Rename from
4451 i386_pe_record_exported_symbol; check for dllexported symbols.
4453 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
4455 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
4456 add comment explaining why vsnprintf cannot be used.
4458 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
4460 PR tree-optimization/30666
4461 * tree.c (build_complex_type): When creating type names for DWARF2
4462 debug info, create TYPE_DECLs for TYPE_NAME instead of
4464 (build_common_tree_nodes_2): Use build_complex_type when building
4465 predefined complex types, to preserve canonical types.
4467 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
4469 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
4470 (noce_get_alt_condition): Look at it to determine whether to
4471 reverse the condition or not.
4472 (noce_get_condition): Substitute the truth for lies.
4473 (noce_find_if_block): Set the then_else_reversed field.
4475 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
4477 * config/fr30/fr30.md (movdi): Do not accept immediates as the
4478 destination of this insn.
4479 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
4480 than calling gen_rtx_SET directly. Use r0 to hold the value of
4481 'address + 4' rather than a stack based temporary which can be
4484 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
4486 * config/s390/s390.c (s390_secondary_input_reload_class,
4487 s390_secondary_output_reload_class): Functions removed.
4488 (s390_secondary_reload): New function.
4489 (TARGET_SECONDARY_RELOAD): Target macro defined.
4490 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
4491 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
4492 * config/s390/s390.md ("reload_outti", "reload_outdi",
4493 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
4494 "reload_out<mode>"): Expanders removed.
4495 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
4496 "reload<mode>_nonoffmem_out"): Expanders added.
4498 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
4500 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
4501 SRC->DEST replacement failed anyway.
4503 2007-03-28 Mike Stump <mrs@apple.com>
4505 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
4506 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
4507 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
4509 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4511 * config.gcc: Accept barcelona as a variant of amdfam10.
4512 * config/i386/i386.c (override_options): Likewise.
4513 * doc/invoke.texi: Likewise.
4515 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
4517 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
4518 offsets for BIT_FIELD_REF and COMPONENT_REF.
4520 2007-03-28 Richard Guenther <rguenther@suse.de>
4522 * tree.c (is_global_var): Move ...
4523 * tree-flow-inline.h (is_global_var): ... here.
4524 * tree.h (is_global_var): Remove declaration.
4526 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
4528 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
4530 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
4531 * config/i386/i386.c (ix86_tune_features): Initialize new
4533 * config/i386/predicates.md (promotable_binary_operator): Use
4534 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
4536 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
4539 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
4541 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
4543 * config/fr30/fr30.md (movsi_internal): Change destination
4544 constraint from m to V and add m to the end.
4546 2007-03-28 Christian Bruel <christian.bruel@st.com>
4548 * config/sh/sh.md (movsi_i): Fix type attribute.
4550 2007-03-28 Christian Bruel <christian.bruel@st.com>
4552 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
4553 (movsf_ie): Likewise.
4555 2007-03-28 Christian Bruel <christian.bruel@st.com>
4557 * config.gcc: Add sh4-300 to multilib.
4558 * config/sh/t-mlib-sh4-300: New file.
4560 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
4562 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
4563 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
4565 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
4566 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
4567 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
4568 "fixuns_trunctddi2"): Whitespace fix.
4570 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
4572 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
4573 the definition of struct sh_args.
4574 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
4575 CALL_COOKIE_INT_REG_GET): Likewise.
4577 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
4579 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
4580 transformations are applied successfully.
4582 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
4584 * tree.c (tree_contains_struct): Permit 512 tree codes.
4585 * tree.h (tree_contains_struct): Ditto.
4586 (MAX_TREE_CODES): Ditto.
4587 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
4588 SPARE member to store remaining padding bits.
4590 2007-03-27 Anatoly Sokolov <aesok@post.ru>
4592 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
4595 2007-03-27 Janis Johnson <janis187@us.ibm.com>
4597 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
4598 * configure: Regenerate.
4600 * configure: Regenerate using the correct version of autoconf.
4602 2007-03-27 Anatoly Sokolov <aesok@post.ru>
4604 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
4606 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
4607 regs to "__SP_L__" and "__SP_H__".
4609 2007-03-27 Richard Guenther <rguenther@suse.de>
4611 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
4612 computations with it with a HOST_WIDE_INT variable.
4614 2007-03-26 Mike Stump <mrs@apple.com>
4616 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
4617 objective-c-header, objective-c++-header and objc++-cpp-output
4619 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
4621 2007-03-26 Richard Henderson <rth@redhat.com>
4624 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
4625 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
4626 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
4627 IX86_BUILTIN_PSRLQ128): New.
4628 (ix86_init_mmx_sse_builtins): Add them.
4629 (ix86_expand_builtin): Expand them.
4630 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
4631 operand 2 be TImode.
4632 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
4633 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
4634 _mm_srli_epi64): Mark __B const.
4635 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
4636 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
4637 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
4638 new two-vector shift builtins.
4640 2007-03-26 Ian Lance Taylor <iant@google.com>
4642 PR tree-optimization/31345
4643 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
4644 [+INF, +INF(OVF)] into VARYING.
4646 2007-03-26 Zack Weinberg <zackw@panix.com>
4648 * gengtype-parse.c: New file.
4649 * gengtype-yacc.y: Delete.
4650 * gengtype-lex.l: Don't include gengtype-yacc.h.
4651 Define YY_DECL and yyterminate appropriately for recursive
4652 descent parser. yylval is now a string out-parameter to yylex.
4653 (HWS, EOID): New shorthand.
4654 (IWORD): Add a couple more types.
4655 (yylex): Add a setup stanza. Remove the complex rules for
4656 detecting GTY'ed types and typedefs; replace with simple
4657 keyword detectors. Adjust everything for the changed
4658 definition of yylval. Ignore all pp-directives, not just #define.
4660 (parse_file): Rename yybegin; do not call yyparse.
4662 * gengtype.c (xasprintf): Export again.
4663 (this_file): New. Use everywhere __FILE__ was being used.
4664 (get_lang_bitmap): Special case types defined in gengtype.c.
4665 (do_typedef, new_structure): Suppress definition of certain types.
4666 (new_structure): Improve diagnostics of duplicate definitions.
4667 Make sure location_s is associated with input.h.
4668 (nreverse_pairs, define_location_structures): New functions.
4669 (main): Improve tagging of kludge types. Remove old kludges
4670 for input.h types; use define_location_structures.
4671 * gengtype.h: Update prototypes. Define token codes here.
4672 * Makefile.in: Remove all references to gengtype-yacc.
4673 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
4675 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
4676 add GTY((skip)) to the field that's only conditionally there.
4677 * doc/install.texi: Document that Bison is no longer required
4678 unless building treelang.
4680 * gengtype.c: Don't include gtyp-gen.h.
4681 (srcdir): Declare here.
4682 (base_files, lang_dir_names): Allocate dynamically.
4683 (gt_files, num_gt_files, num_lang_dirs): New globals.
4684 (measure_input_list, read_input_line, read_input_list)
4685 (set_lang_bitmap): New functions.
4686 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
4687 simplify, relying on read_input_list to set up the bitmaps.
4688 (main): Arguments are no longer unused. Check for correct number
4689 of command line arguments, set srcdir and srcdir_len, then call
4690 read_input_list, before doing anything else. No need to worry
4691 about duplicates in main loop.
4692 * configure.ac: Simplify the calculation of all_gtfiles.
4693 Put language tags in there. Don't set or substitute
4694 all_gtfiles_files_langs or all_gtfiles_files_frags.
4695 * Makefile.in: Revamp the way gengtype is invoked, now that it
4696 takes a file on its command line with a much simpler format.
4697 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
4698 (GTFILES): Remove duplicates and C source files.
4699 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
4700 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
4701 * configure: Regenerate.
4703 * gengtype.h: Remove all type definitions to gengtype.c; leave
4704 only definitions of options_p, type_p, and pair_p as opaque
4705 pointers. Update prototypes.
4706 * gengtype.c: Many type definitions moved here from gengtype.h.
4707 Consolidate type definitions at the top of the file.
4708 (xvasprintf): Delete.
4709 (xasprintf): Make static.
4710 (create_nested_pointer_option): Add 'next' parameter.
4711 (create_field_all, create_field_at): New functions.
4712 (create_field): Now a thin wrapper around create_field_all.
4713 (create_optional_field): Rename create_optional_field_ and add
4714 line argument. Original name is now a macro which supplies
4716 (oprintf): Use vsnprintf directly.
4717 (close_output_files): Use fatal rather than perror/exit.
4718 (note_def_vec, note_def_vec_alloc): Use create_field_at.
4719 (main): Set progname. Don't use exit.
4720 * gengtype-yacc.y (struct_fields): Use create_field_at.
4721 (option, optionseqopt): Delete.
4722 (optionseq): Consolidate productions from option here so we
4723 can use the first argument to create_option.
4725 * gengtype-lex.l: Distinguish unions from structures in the
4726 token type. Don't call find_structure; return the tag as a string.
4727 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
4728 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
4729 Reorganize typedef_struct production accordingly.
4730 Use create_nested_ptr_option.
4731 * gengtype.c (create_nested_ptr_option): New function.
4732 * gengtype.h: Declare it.
4734 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
4735 (string_type): Don't declare.
4736 (do_scalar_typedef): Declare.
4737 (create_scalar_type): Update prototype.
4738 * gengtype.c (string_type): Make static.
4739 (scalar_nonchar, scalar_char): New.
4740 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
4741 (resolve_typedef): Use scalar_nonchar for error recovery.
4742 (create_scalar_type): Remove name_len field. Return scalar_char
4743 or scalar_nonchar as appropriate.
4744 (adjust_field_type): Look at scalar_is_char boolean to decide whether
4746 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
4748 (main): Initialize scalar_char and scalar_nonchar before calling
4750 * gengtype-lex.l: Adjust for removal of second argument to
4751 create_scalar_type. Use yylval.s instead of yylval.t when
4753 * gengtype-yacc.y: Type of SCALAR is string. Call
4754 create_scalar_type from type:SCALAR rule. Adjust for removal of
4755 second argument to create_scalar_type.
4757 * vec.h: Remove all #if IN_GENGTYPE blocks.
4758 Add comment saying that changes may require adjustments to gengtype.
4759 * gengtype.c: Don't include coretypes.h or tm.h.
4760 Add comment to inclusion of errors.h.
4761 (note_def_vec, note_def_vec_alloc): New functions.
4762 * gengtype.h: Declare new functions.
4763 * gengtype-lex.l: Don't include coretypes.h.
4764 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
4766 (update_lineno): Remove unnecessary prototype.
4767 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
4768 (VEC rule): Just return VEC_TOKEN.
4769 * gengtype-yacc.y (VEC_TOKEN): New token type.
4770 (type): Add a production for VEC(a,b).
4771 * Makefile.in: Update dependencies.
4773 * gengtype-lex.l: Remove rules for parsing pointer-to-function
4774 typedefs that use the old PARAMS macro.
4776 * gengtype-lex.l: Remove all rules and states relating to yacc
4778 * gengtype-yacc.y: Similarly.
4779 * gengtype.c (note_yacc_type): Delete function.
4780 * gengtype.h: Update prototypes.
4782 2007-03-26 Joseph Myers <joseph@codesourcery.com>
4784 * tree-pretty-print.c (dump_generic_node): Report precision of
4785 unnamed integer types.
4787 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
4789 * ifcvt.c (noce_try_store_flag_constants): Don't check
4790 no_new_pseudos here.
4791 (noce_try_store_flag_constants): Don't check no_new_pseudos.
4792 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
4793 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
4794 noce_try_sign_mask): Likewise.
4795 (if_convert): Check no_new_pseudos here.
4797 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
4799 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
4800 (noce_get_condition): Handle new then_else_reversed argument.
4801 (noce_init_if_info): Remove, fold into noce_find_if_block.
4802 (noce_process_if_block): Take a struct noce_if_info as the
4803 argument. Don't set up one based on ce_if_info. Update pointer
4804 references accordingly.
4805 (cond_move_process_if_block): Likewise.
4806 (process_if_block): Removed.
4807 (find_if_block): Removed. Move functionality two new functions,
4808 noce_find_if_block and cond_exec_find_if_block.
4809 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
4810 blocks and the symmetric IF-ELSE-JOIN case.
4811 (cond_exec_find_if_block): Also new function mostly based on old
4812 find_if_block and process_if_block.
4813 (find_if_header): Replace find_if_block call with separately
4814 guarded calls to noce_find_if_block and cond_exec_find_if_block.
4815 (find_cond_trap): Update noce_get_condition call.
4816 (dead_or_predicable): Likewise.
4818 2007-03-26 Jakub Jelinek <jakub@redhat.com>
4820 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
4822 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
4823 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
4824 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
4825 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
4826 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
4827 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
4828 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
4829 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
4830 __builtin_ia32_psrad128 builtins.
4832 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
4834 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
4835 * config/i386/constraints.md
4836 (define_constraint "I"): Use IN_RANGE macro.
4837 (define_constraint "J"): Ditto.
4838 (define_constraint "K"): Ditto.
4839 (define_constraint "M"): Ditto.
4840 (define_constraint "N"): Ditto.
4841 (define_constraint "O"): Ditto.
4842 * config/i386/predicates.md
4843 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
4844 (define_predicate "const_0_to_3_operand"): Ditto.
4845 (define_predicate "const_0_to_7_operand"): Ditto.
4846 (define_predicate "const_0_to_15_operand"): Ditto.
4847 (define_predicate "const_0_to_63_operand"): Ditto.
4848 (define_predicate "const_0_to_255_operand"): Ditto.
4849 (define_predicate "const_1_to_31_operand"): Ditto.
4850 (define_predicate "const_2_to_3_operand"): Ditto.
4851 (define_predicate "const_4_to_7_operand"): Ditto.
4853 2007-03-25 David Edelsohn <edelsohn@gnu.org>
4855 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
4856 in SImode for save_world.
4857 * config/rs6000/altivec.md (save_world, restore_world): Convert to
4860 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
4862 PR tree-optimization/30784
4863 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
4866 2007-03-25 Revital Eres <eres@il.ibm.com>
4868 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
4869 Fold movement_possibility function into it.
4871 2007-03-25 David Edelsohn <edelsohn@gnu.org>
4873 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
4874 (load_macho_picbase_{si,di}): Convert to LR hard reg.
4875 (call_indirect_nonlocal_darwin64): Same.
4876 (call_nonlocal_darwin64): Same.
4877 (call_value_indirect_nonlocal_darwin64): Same.
4878 (call_value_nonlocal_darwin64): Same.
4879 (sibcall_nonlocal_darwin64): Same.
4880 (sibcall_value_nonlocal_darwin64): Same.
4881 (sibcall_symbolic_64): Same.
4882 (sibcall_value_symbolic_64): Same.
4883 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
4885 (rs6000_emit_load_toc_table): Same.
4886 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
4887 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
4893 (load_toc_v4_pic_si): Same
4894 (load_toc_v4_PIC_1): Same.
4895 (load_toc_v4_PIC_1b): Same.
4896 (call_indirect_aix{32,64}): Same.
4897 (call_value_indirect_aix{32,64}): Same.
4900 (call_local{32,64}): Same.
4901 (call_value_local{32,64}): Same.
4902 (call_indirect_nonlocal_aix{32,64}): Same.
4903 (call_nonlocal_aix{32,64}): Same.
4904 (call_value_indirect_nonlocal_aix{32,64}): Same.
4905 (call_value_nonlocal_aix{32,64}): Same.
4906 (call_indirect_nonlocal_sysv<mode>): Same.
4907 (call_nonlocal_sysv<mode>): Same.
4908 (call_value_indirect_nonlocal_sysv<mode>): Same.
4909 (call_value_nonlocal_sysv<mode>): Same.
4911 (sibcall_local{32,64}): Same.
4912 (sibcall_value_local{32,64}): Same.
4913 (sibcall_nonlocal_aix{32,64}): Same.
4914 (sibcall_value_nonlocal_aix{32,64}): Same.
4915 (sibcall_nonlocal_sysv<mode>): Same.
4916 (sibcall_value): Same.
4917 (sibcall_value_nonlocal_sysv<mode>): Same.
4919 2007-03-24 Paul Brook <paul@codesourcery.com>
4921 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
4922 * config/arm/linux-eabi.h: Remove legacy syscall hack.
4924 2007-03-24 Richard Henderson <rth@redhat.com>
4926 * config/ia64/constraints.md: New file.
4927 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
4928 satisfies_constraint_?.
4929 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
4930 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
4931 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
4932 ia64_output_mi_thunk): Likewise.
4933 (ia64_const_ok_for_letter_p): Remove.
4934 (ia64_const_double_ok_for_letter_p): Remove.
4935 (ia64_extra_constraint): Remove.
4936 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
4937 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
4938 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
4939 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
4940 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
4941 EXTRA_MEMORY_CONSTRAINT): Remove.
4942 * config/ia64/ia64.md: Include constriants.md. Replace
4943 CONST_OK_FOR_? with satisfies_constraint_?.
4945 2007-03-23 Michael Meissner <michael.meissner@amd.com>
4946 H.J. Lu <hongjiu.lu@intel.com>
4948 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
4950 (name macros): Use DPD_BID_NAME to convert names properly.
4952 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
4953 decimal floating point format.
4954 (init_floating_libfuncs): Change decimal functions so that they
4955 have a "bid_" prefix if the decimal system uses the BID format,
4956 and "dpd_" prefix if the decimal system uses the DPD format.
4957 (init_interclass_conv_libfuncs): Ditto.
4958 (init_intraclass_conv_libfuncs): Ditto.
4960 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
4961 using the BID format.
4963 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
4964 whether we are using the BID decimal format.
4965 * configure: Regenerate.
4967 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
4968 the compiler has decimal floating point enabled. Define
4969 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
4972 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
4973 using the BID format.
4975 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
4976 whether we are using the BID decimal format.
4977 * configure: Regenerate.
4979 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
4980 the compiler has decimal floating point enabled. Define
4981 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
4984 * doc/install.texi (--enable-decimal-float): Document BID and DPD
4985 options, and that it is enabled for i386/x86_64 systems.
4987 * Makefile.in (enable_decimal_float): New.
4989 (DECNUMINC): Add -I$(DECNUMFMT).
4990 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
4991 to $(DECNUMFMT) from $(DECNUM).
4993 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
4994 Substitute enable_decimal_float.
4995 * configure: Regenerated.
4998 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
5001 * configure.ac: Enable decimal float for x86_64-*-linux*.
5002 * configure: Regenerated.
5005 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
5006 decimal128ClearSign to flip and clear the sign bit in decimal128.
5007 (decimal_real_maxval): Set decimal128SetSign to set the sign
5010 2007-03-23 Ian Lance Taylor <iant@google.com>
5012 * fold-const.c (fold_binary): Correct warning for X - c >= X.
5014 2007-03-23 Ian Lance Taylor <iant@google.com>
5016 * tree-dump.c (dump_files): Correct comment.
5018 2007-03-23 Ian Lance Taylor <iant@google.com>
5020 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
5022 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
5024 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
5025 in cfglayout mode. Don't go into and out of cfglayout mode.
5026 Link the blocks in the order of the constructed traces.
5027 (rest_of_handle_tracer): Adjust call to tracer.
5028 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
5029 Don't go into cfglayout mode.
5030 (rtl_loop_done): Don't go out of cfglayout mode.
5031 * cfglayout.c (relink_block_chain): New function, split out from...
5032 (fixup_reorder_chain): ...here. Remove redundant checking.
5033 (cfg_layout_finalize): Don't clear the header, footer, and aux
5034 fields here, move the code to do so to relink_block_chain. Likewise
5035 for free_original_copy_tables.
5036 * rtl.h (tracer): Update prototype.
5037 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
5038 Assert we are in cfglayout mode. Don't go into and out of cfglayout
5039 mode. Use relink_block_chain to serialize the CFG according to the
5040 new basic block order. Move targetm.cannot_modify_jumps_p check from
5042 (gate_handle_reorder_blocks): ...to here.
5043 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
5045 (gate_duplicate_computed_gotos): ...to here.
5046 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
5047 something always changes when going into and out of cfglayout mode.
5048 Perform an expensive cfg cleanup while going into cfglayout mode.
5049 Always update liveness information on HAVE_conditional_execution
5050 targets. Reserialize the basic blocks and go out of cfglayout mode.
5051 * reg-stack.c: Include cfglayout.h.
5052 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
5053 the call to reorder_basic_blocks.
5054 * basic-block.h (reorder_basic_blocks): Update prototype.
5055 (relink_block_chain): New prototype.
5056 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
5058 2007-03-23 Joseph Myers <joseph@codesourcery.com>
5060 * config/mips/mips.md (type, hazard, *movdi_32bit,
5061 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
5062 *movhi_internal, *movqi_internal, *movsf_hardfloat,
5063 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
5064 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
5065 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
5067 (movcc): Change first xfer to multi.
5068 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
5069 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
5070 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
5071 config/mips/generic.md: Change reservations using "xfer" to use
5073 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
5074 using match_operand.
5075 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
5076 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
5078 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
5080 2007-03-22 Richard Henderson <rth@redhat.com>
5082 * config/i386/i386.c: Remove unnecessary function declarations.
5083 Move targetm definition, and all related macros, to the end of
5084 the file. Resort some functions to put definitions before uses.
5085 (ix86_attribute_table): Make static. Move to end of file.
5086 (ix86_gimplify_va_arg): Make static.
5088 2007-03-22 Richard Henderson <rth@redhat.com>
5090 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
5091 don't increase local_regparm with force_align_arg_pointer check.
5092 (ix86_function_sseregparm): Assert 32-bit.
5093 (type_has_variadic_args_p): New.
5094 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
5095 type_has_variadic_args_p.
5096 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
5097 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
5098 use memset instead. Do maybe_vaarg check first; skip attribute
5099 tests if true; skip attribute tests for 64-bit.
5100 (construct_container): Remove TARGET_DEBUG_ARG.
5101 (function_arg_advance_32, function_arg_advance_64): Split out ...
5102 (function_arg_advance): ... from here.
5103 (function_arg_32, function_arg_64): Split out ...
5104 (function_arg): ... from here.
5105 (ix86_pass_by_reference): Tidy.
5106 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
5107 (function_value_32): New, from parts of ix86_function_value
5108 and ix86_value_regno.
5109 (function_value_64): New, from parts of ix86_function_value
5110 and ix86_libcall_value.
5111 (ix86_function_value_1): New.
5112 (ix86_function_value, ix86_libcall_value): Use it.
5113 (return_in_memory_32, return_in_memory_64): Split out ...
5114 (ix86_return_in_memory): ... from here.
5115 (ix86_struct_value_rtx): Skip for 64-bit.
5116 (ix86_libcall_value, ix86_value_regno): Remove.
5117 (setup_incoming_varargs_64): Split out ...
5118 (ix86_setup_incoming_varargs): ... from here.
5119 (ix86_va_start): Remove TARGET_DEBUG_ARG.
5120 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
5121 * config/i386/i386-protos.h (ix86_function_value): Remove.
5122 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
5124 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5127 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
5128 infinities not supported, otherwise emit warning if -Woverflow. On
5129 underflow, emit warning if -Woverflow.
5130 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
5132 * real.h (real_from_string): Update declaration
5134 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
5135 Richard Henderson <rth@redhat.com>
5137 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
5138 * calls.c (compute_argument_block_size, expand_call,
5139 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
5140 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
5141 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
5142 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
5143 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
5144 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
5145 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
5146 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
5149 2007-03-22 Joseph Myers <joseph@codesourcery.com>
5151 * c-incpath.c (add_sysroot_to_chain): New.
5152 (merge_include_chains): Add sysroot argument. Call
5153 add_sysroot_to_chain if sysrooted.
5154 (register_include_chains): Update call to merge_include_chains.
5155 * doc/cppopts.texi: Document use of '=' in include directory
5158 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
5160 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
5161 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
5162 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
5163 insn pattern using X87MODEF12 mode macro.
5165 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
5167 * regmove.c (regmove_optimize): Use reg_mentioned_p
5168 instead of reg_overlap_mentioned_p for DST.
5170 2007-03-21 Mike Stump <mrs@apple.com>
5172 * c.opt: Fixup for Objective-C/C++.
5174 2007-03-21 Steve Ellcey <sje@cup.hp.com>
5176 * explow.c (convert_memory_address): Fold memory reference when
5177 POINTERS_EXTEND_UNSIGNED < 0
5179 2007-03-21 Richard Henderson <rth@redhat.com>
5182 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
5183 * config/i386/mmintrin.h (__m64): Likewise.
5184 * config/i386/xmmintrin.h (__m128): Likewise.
5186 2007-03-21 Richard Sandiford <richard@codesourcery.com>
5188 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
5189 (VXWORKS_OS_CPP_BUILTINS): Define.
5190 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
5191 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
5193 2007-03-21 Richard Sandiford <richard@codesourcery.com>
5195 * rtl.h (constant_pool_reference_p): Delete.
5196 (find_constant_src): Declare.
5197 * rtlanal.c (find_constant_src): New function.
5198 * simplify-rtx.c (constant_pool_reference_p): Delete.
5199 * config/i386/i386.md: Use find_constant_src instead of
5200 constant_pool_reference_p/avoid_constant_pool_reference pairs.
5202 2007-03-21 Richard Sandiford <richard@codesourcery.com>
5204 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
5205 * c-cppbuiltin.c (c_cpp_builtins): Define them.
5207 2007-03-20 Mark Mitchell <mark@codesourcery.com>
5209 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
5210 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
5211 (arm_elf_asm_constructor): Use it.
5212 (arm_elf_asm_destructor): New function.
5214 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
5216 * jump.c (mark_jump_label): Treat SEQUENCE specially.
5218 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
5220 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
5222 2007-03-19 Andrew Haley <aph@redhat.com>
5224 PR tree-optimization/31264
5225 * tree-vrp.c (register_edge_assert_for_1): Don't look though
5228 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
5230 PR rtl-optimization/30907
5231 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
5232 (fwprop_init): Always call loop_optimizer_initialize.
5233 (fwprop_done): Always call loop_optimizer_finalize.
5234 (fwprop): We always have loop info now.
5235 (gate_fwprop_addr): Remove.
5236 (pass_fwprop_addr): Use gate_fwprop as gate.
5238 PR rtl-optimization/30841
5239 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
5240 df_chain_alloc): Call df_reorganize_refs unconditionally.
5241 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
5242 refs_organized to refs_organized_size.
5243 (df_ref_create_structure): Use refs_organized_size instead of
5244 bitmap_size if refs had been organized, and keep refs_organized_size
5246 * df.h (struct df_ref_info): Change refs_organized to
5247 refs_organized_size.
5248 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
5251 2007-03-19 Mark Mitchell <mark@codesourcery.com>
5253 * except.c (output_function_exception_table): Do not reference the
5254 EH personality routine for functions that do not require an
5257 2007-03-20 Jakub Jelinek <jakub@redhat.com>
5260 * c-typeck.c (convert_for_assignment): Call comptypes for
5261 RECORD_TYPE or UNION_TYPE.
5264 * reload1.c (reload): Do invalid ASM checking after
5265 cleanup_subreg_operands.
5267 2007-03-19 Jeff Law <law@redhat.com>
5269 * tree-cfg.c (find_taken_edge): Tighten conditions for
5270 optimizing computed gotos.
5272 2007-03-19 Michael Matz <matz@suse.de>
5274 * builtins.c (expand_builtin_sync_operation,
5275 expand_builtin_compare_and_swap,
5276 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
5279 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
5280 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
5283 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5285 * doc/tm.texi: Add brackets around the return type of
5286 TARGET_SECONDARY_RELOAD.
5288 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5289 Richard Guenther <rguenther@suse.de>
5291 PR tree-optimization/31254
5292 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
5293 Use handled_component_p () where appropriate. Continue
5294 propagating into the rhs if we propagated into an INDIRECT_REF
5297 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5299 * config/s390/s390.md (op_type attribute): RRR instruction type added.
5300 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
5301 (xde, xdee): Mode attributes adjusted to support DFP modes.
5302 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
5303 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
5304 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
5305 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
5306 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
5307 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
5308 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
5310 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
5311 "movsf"): Insn definitions removed.
5312 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
5313 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
5314 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
5316 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
5317 "reload_in<mode>", "reload_out<mode>"): Expander added.
5318 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
5321 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5323 * config/s390/s390.md: Only non-functional changes. Renamed
5324 FPR mode macro to BFP all over the file.
5326 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5328 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
5329 (op_type attribute): RRF instruction type added.
5330 (fT0): New mode attribute.
5331 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
5332 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
5333 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
5334 no secondary memory is needed when moving DFmode values between GPRs
5337 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5339 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
5340 inverted and documentation adjusted.
5341 ("mhard-dfp", "msoft-dfp"): New options.
5342 * config/s390/s390.c (s390_handle_arch_option): New architecture
5344 (override_options): Sanity checks for the new options added.
5345 * config.gcc: New architecture switch: z9-ec.
5346 * config/s390/s390.h (processor_flags): PF_DFP added.
5347 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
5348 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
5349 when the bit is NOT set so remove it from the defaults.
5351 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5353 * genemit.c (main): Print include statement for dfp.h.
5354 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
5357 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
5359 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
5361 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
5364 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
5367 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5369 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
5370 attr_length_call, output_call, output_indirect_call): Cleanup
5371 formatting of targetm calls.
5373 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
5375 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
5377 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5379 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
5380 reservation, bypass and anti-bypass descriptions for these instructions.
5381 Update move patterns.
5382 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
5385 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
5387 * tree-vect-transform.c (get_initial_def_for_induction): Replace
5388 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
5389 (get_initial_def_for_reduction): Likewise.
5391 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
5393 Fix PR tree-optimization/29922
5394 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
5395 (get_representative): Removed.
5396 (value_dies_in_block_x): Update for rvuse removal.
5397 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
5398 (compute_antic_aux): Handle when PHI nodes appear in
5399 non-single-successors.
5400 (dump_bitmap_of_names): Removed.
5401 (compute_antic_safe): Renamed and removed rvuse calculation.
5402 Calculate only antic safe.
5403 (insert_into_preds_of_block): Remove assert.
5404 (execute_pre): Update for renamed functions.
5405 (defer_or_phi_translate_block): New function.
5407 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
5409 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
5410 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
5412 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
5413 Follow spelling conventions.
5415 * tree-data-ref.h: Remove the prototype for analyze_array.
5417 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
5419 PR tree-optimization/31041
5420 * tree-vect-transform.c (get_initial_def_for_induction): Call
5421 force_gimple_operand.
5423 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
5425 * ipa-type-escape.c (look_for_casts) : Revert code to use
5426 handled_component_p due to ada test a-numaux.adb.
5428 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
5430 * final.c (final_scan_insn): Alter the condition of a
5431 conditional trap if we have nonstandard CC.
5433 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
5435 * configure.ac: Remove excess quoting from asm line 0 test.
5436 * configure: Rebuilt.
5438 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5440 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
5441 * c-common.c (convert_and_check): Move warning logic to...
5442 (warnings_for_convert_and_check): ...here. Define.
5443 * c-common.h (warnings_for_convert_and_check): Declare.
5445 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5447 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
5448 (output_call): Likewise.
5450 2007-03-16 Richard Sandiford <richard@codesourcery.com>
5452 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
5454 2007-03-16 Richard Sandiford <richard@codesourcery.com>
5456 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
5458 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
5460 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
5461 opteron, athlon-64 and athlon-fx processor_alias_table entries.
5463 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
5465 PR tree-optimization/31183
5466 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
5467 Use double_int instead of unsigned int for representing access_strides.
5468 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
5470 2007-03-16 Richard Guenther <rguenther@suse.de>
5472 PR tree-optimization/31146
5473 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
5474 to allow recursion of forward_propagate_addr_expr.
5475 (forward_propagate_addr_into_variable_array_index): Likewise.
5476 (forward_propagate_addr_expr): Likewise.
5477 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5478 (forward_propagate_addr_expr_1): Recurse on simple copies
5479 instead of propagating into them. Do so for useless conversions
5481 (forward_propagate_addr_expr): Clean up unused statements after
5484 2007-03-16 Richard Guenther <rguenther@suse.de>
5486 * builtins.c (expand_builtin_cexpi): Use the right argument
5487 for the expansion via cexp.
5489 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
5491 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
5492 * configure: Rebuilt.
5494 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
5497 * dwarf2out.c (force_type_die): Adjust comment.
5498 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
5500 2007-03-15 DJ Delorie <dj@redhat.com>
5502 * config/frv/predicates.md (minmax_operator): Don't check operands
5505 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
5507 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
5508 Update constant estimates of number of iterations.
5509 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
5510 argument renamed to "realistic".
5511 (compute_estimated_nb_iterations): Removed.
5512 (record_niter_bound): New function.
5513 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
5514 call record_nonwrapping_iv with upper = false.
5515 (infer_loop_bounds_from_signedness): Pass upper argument to
5516 record_nonwrapping_iv.
5517 (estimate_numbers_of_iterations_loop): Do not call
5518 compute_estimated_nb_iterations. Record estimate based on profile
5519 information. Initialize the constant estimates of number of
5521 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
5523 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
5524 number of iterations is too small.
5525 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
5526 (EST_NOT_AVAILABLE): Removed.
5527 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
5528 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
5531 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
5533 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
5534 Handle NE_EXPR guards.
5536 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5539 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
5540 Set also -pedantic-errors by default for the preprocessor unless
5541 -fpermissive is given.
5543 2007-03-15 Richard Guenther <rguenther@suse.de>
5547 * builtins.c (expand_builtin_cexpi): As a fallback if we
5548 don't have builtins for sincos or cexp create a function
5549 declaration for cexp and expand to a call to that.
5550 (expand_builtin_int_roundingfn): Always fall
5551 back to floor/ceil and its variants even if they may be
5554 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
5557 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
5558 jump tables, move the call to delete_dead_jumptables from here...
5559 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
5560 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
5561 don't allow merging of blocks that try_redirect_by_replacing_jump
5562 also does not handle when not optimizing.
5564 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
5565 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5567 * config/i386/i386.md (x86_sahf_1): Correctly handle
5570 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
5573 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
5574 x86_64_general_operand as operand[2] predicate. Remove "iF"
5575 from operand constraints and use "e" constraint instead.
5576 (*subti3_1, *subti3_1 splitter): Ditto.
5577 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
5578 operand[1] predicate.
5580 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
5582 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
5583 arrays, multiply the access strides by the size of the sub-array.
5584 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
5586 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
5588 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
5589 the configured assembler supports the sahf mnemonic.
5590 * configure: Regenerate.
5591 * config.in: Regenerate.
5593 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
5594 emit "sahf" or ".byte\t0x9e" as asm template.
5596 2007-03-14 Michael Meissner <michael.meissner@amd.com>
5599 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
5600 option to replace hard coded TARGET_xxx in md file.
5601 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
5602 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
5603 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
5604 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
5605 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
5606 (X86_TUNE_NOT_VECTORMODE): Ditto.
5607 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
5608 (TUNE_AVOID_VECTOR_DECODE): Ditto.
5609 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
5610 (TUNE_SLOW_IMUL_IMM8): Ditto.
5611 (TUNE_MOVE_M1_VIA_OR): Ditto.
5612 (TUNE_NOT_UNPAIRABLE): Ditto.
5613 (TUNE_NOT_VECTORMODE): Ditto.
5615 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
5618 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
5619 tuning options instead of hard coded TARGET_xxx.
5620 (fix ssemode peephole2's): Ditto.
5621 (imul peephole2's): Ditto.
5623 (movdi_or_rex64): Ditto.
5624 (move peephole2): Ditto.
5625 (not peephole2's): Ditto.
5627 2007-03-14 Dirk Mueller <dmueller@suse.de>
5629 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
5630 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
5631 * c-parser.c (c_parser_if_body): Always add an empty statement in case
5633 * c-parser.c (c_parser_do_statement): Warn about empty body in
5635 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
5636 * doc/invoke.texi (-Wempty-body): Update documentation.
5638 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5641 * c-common.h (warn_for_div_by_zero): Declare.
5642 * c-common.c (warn_for_div_by_zero): Define.
5643 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
5646 2007-03-14 Richard Sandiford <richard@codesourcery.com>
5648 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
5649 to PREFIX and STANDARD_PREFIX.
5651 2007-03-14 Richard Sandiford <richard@codesourcery.com>
5652 Phil Edwards <phil@codesourcery.com>
5654 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
5655 (__gthread_once_t): Remove busy field for RTPs.
5656 (__GTHREAD_ONCE_INIT): Update accordingly.
5658 2007-03-14 Richard Sandiford <richard@codesourcery.com>
5660 * doc/invoke.texi: Document VxWorks options.
5662 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
5664 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
5666 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
5668 PR tree-optimization/30590
5669 * tree-nrv.c (tree_nrv): Check for the partial update of the
5672 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
5674 * flags.h (flag_random_seed): Remove declaration, in favor of...
5675 * toplev.h (get_random_seed, set_random_seed): ... these.
5676 * tree.c (get_file_function_name): Use the former.
5677 * opts.c (common_handle_option): Use the latter.
5680 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
5683 * cse.c (cse_find_path): Do not bail out if a basic block that
5684 we already visited now becomes part of a path that starts at a
5685 different basic block. Just disallow this, to make sure we
5686 visit each basic block at most once.
5688 2007-03-13 Jan Hubicka <jh@suse.cz>
5690 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
5691 when profile esitmate is present, calls with very low frequency are
5694 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
5696 PR tree-optimization/30730
5697 PR tree-optimization/26900
5698 * tree-ssa-loop-niter.c: Include gmp.h.
5700 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
5701 split_to_var_and_offset, determine_value_range,
5702 bound_difference_of_offsetted_base, refine_bounds_using_guard,
5703 bound_difference, bounds_add, bounds_negate,
5704 number_of_iterations_ne_max, dump_affine_iv): New functions.
5705 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
5706 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
5707 difference of initial and final value of control iv to validate
5709 (number_of_iterations_cond): Add loop parameter. Determine bounds
5710 on the difference of the extremes of the control iv. Add dumps.
5711 (expand_simple_operations): Handle phi nodes.
5712 (simplify_using_initial_conditions): Do not record used conditions.
5713 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
5714 Do not set additional_info.
5715 (implies_nonnegative_p, implies_ge_p): Removed.
5716 (derive_constant_upper_bound): Do not use parameter `additional'.
5717 (record_estimate): Parameter `additional' removed. Parameter
5718 `i_bound' added. Do not call derive_constant_upper_bound.
5719 (record_nonwrapping_iv): Use derive_constant_upper_bound to
5720 bound the number of iterations estimate.
5721 (estimate_numbers_of_iterations_loop): Pass the estimate from
5722 the number of iterations analysis to record_estimate.
5723 * tree.h (multiple_of_p): Declare.
5724 * tree-scalar-evolution.c (expression_expensive_p): Removed.
5725 (scev_const_prop): Do not check expression_expensive_p.
5726 * fold-const.c (multiple_of_p): Exported.
5727 * double-int.c (double_int_mask): Exported.
5728 * double-int.h (double_int_mask): Declare.
5729 * tree-flow.h (struct tree_niter_desc): Removed additional_info
5730 field. Added max field.
5732 2007-03-13 David Taylor <taylor@candd.org>
5735 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
5738 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5741 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
5742 two unamed patterns.
5744 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
5746 * config/i386/i386.opt (mcx16, msahf): New options.
5747 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
5748 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
5750 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
5751 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
5752 Output -mcx16 and -msahf options when corresponding bit is set.
5754 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
5757 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
5759 * configure.ac: Test for assembler tolerance to # 0 "".
5760 * configure, config.in: Rebuilt.
5761 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
5763 2007-03-13 Geoffrey Keating <geoffk@apple.com>
5765 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
5767 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
5768 (handle_syscall): Handle direct system calls.
5769 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
5771 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
5773 * doc/invoke.texi: Fix cpp.info cross-reference.
5774 * doc/passes.texi: Fix gcc.info cross-reference.
5776 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
5778 PR tree-optimization/30835
5779 * lambda-code.c (can_convert_to_perfect_nest): Check whether
5780 bb_for_stmt is not NULL before accessing it.
5782 2007-03-12 Joseph Myers <joseph@codesourcery.com>
5784 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
5787 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
5790 * doc/install.texi: Document --enable-stage1-languages
5792 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
5794 * tree-pass.h (pass_into_cfg_layout_mode,
5795 pass_outof_cfg_layout_mode): Declare.
5796 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
5797 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
5798 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
5799 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
5801 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
5803 * c-decl.c (warn_variable_length_array): New function.
5804 Refactored from grokdeclarator to handle warn_vla
5805 and handle unnamed array case.
5806 (grokdeclarator): Refactored VLA warning case.
5807 * c.opt (Wvla): New flag.
5808 * doc/invoke.texi (Wvla): New warning.
5810 2007-03-12 Richard Henderson <rth@redhat.com>
5812 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
5813 (TARGET_SECTION_TYPE_FLAGS): New.
5815 2007-03-12 Richard Henderson <rth@redhat.com>
5817 * config/darwin.c (machopic_reloc_rw_mask): New.
5818 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
5819 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
5821 2007-03-12 Mark Mitchell <mark@codesourcery.com>
5823 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
5824 * cppdefault.h (cpp_PREFIX): Document.
5825 (cpp_PREFIX_len): Likewise.
5826 (cpp_EXEC_PREFIX): New variable.
5827 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
5828 * c-incpath.c (add_standard_paths): Correct logic for relocating
5829 paths within prefix.
5831 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
5833 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
5834 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
5836 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
5837 fix_truncdfdi_sse using SSEMODEF mode macro.
5838 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
5839 fix_truncdfsi_sse using SSEMODEF mode macro.
5840 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
5841 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
5843 2007-03-12 Richard Sandiford <richard@codesourcery.com>
5845 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
5848 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
5850 * tree.h : Add multiple_of_p declaration.
5851 * fold-const.c (multiple_of_p): Make multiple_of_p public.
5852 * ipa-type-escape.c (results_of_malloc): Redundant.
5853 (visited_stmts): New. Visited stmt for walk_use_def_chains.
5854 (cast_type): Extended with new members.
5855 (check_cast): Returns cast_type.
5856 (cast): New structure for data of walk_use_def_chains.
5857 (is_malloc_result, is_cast_from_non_pointer_1,
5858 is_cast_from_non_pointer,
5859 is_array_access_through_pointer_and_index): New functions.
5860 (look_for_casts): Returns cast types.
5861 (check_call): Returns void.
5862 (okay_pointer_operation): Use support of pointer plus index,
5863 pointer plus constant and allow all multiplications.
5865 2007-03-11 Richard Guenther <rguenther@suse.de>
5867 PR tree-optimization/31115
5868 * tree-vrp.c (extract_range_from_binary_expr): Make sure
5869 the shift count is positive and non-anti-range for RSHIFT_EXPR.
5870 A shift count of zero is not special as with *_DIV_EXPR.
5871 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
5874 2007-03-11 Ian Lance Taylor <iant@google.com>
5876 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
5877 the *_DIV_EXPR codes correctly with overflow infinities.
5879 2007-03-11 Ira Rosen <irar@il.ibm.com>
5881 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
5882 indicate success/failure of the analysis. Add negation to subtrahend
5883 in case of subtraction. Fail if both operands contain constants.
5884 (create_data_ref): Fail if analyze_offset fails.
5886 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
5888 * config/i386/i386.md (frndintxf2): Rename to ...
5889 (rintxf2): ... this. Remove expander having same name.
5890 (rintsf2, rintdf2): Implement using SSEMODEF macro.
5891 (roundsf2, rounddf2): Ditto.
5892 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
5893 (lround<mode>di2, lround<mode>si2): Ditto.
5895 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
5897 * lower-subreg.c: Include except.h.
5898 (decompose_multiword_subregs): Verify that the only control flow
5899 insns we can split are loads to multi-words pseudos.
5900 Handle breaking such blocks after splitting, instead of calling
5901 find_many_sub_basic_blocks.
5903 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
5904 on the new basic block. Add a lengthy comment explaining why we
5905 thought this was necessary.
5906 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
5908 2007-03-10 Mark Mitchell <mark@codesourcery.com>
5911 * tree.c (walk_type_fields): Recurse into the element type of
5912 ARRAY_TYPEs if there is a pointer set.
5914 2007-03-10 Dirk Mueller <dmueller@suse.de>
5916 * c-common.c (warn_logical_operator): Fix condition.
5918 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
5920 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
5922 * config/darwin.c (machopic_select_section): Remove superfluous
5923 argument in call to categorize_decl_for_section. Remove unused
5926 2007-03-10 Joseph Myers <joseph@codesourcery.com>
5928 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
5930 * configure: Regenerate.
5932 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
5935 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
5936 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
5937 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
5938 Add LABEL_NUSES to emitted label.
5939 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
5940 branch probability value to emitted jump insn.
5941 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
5942 Do not check life information and do not re-arrange input operands
5943 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
5945 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
5947 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
5948 the change of decode_asm_operands.
5950 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
5952 * mode-switching.c (create_pre_exit): Skip blockage insn.
5954 2007-03-09 Diego Novillo <dnovillo@redhat.com>
5956 * tree-pass.h (TODO_update_smt_usage): Remove.
5958 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
5962 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5964 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
5965 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
5966 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
5969 2007-03-09 Geoffrey Keating <geoffk@apple.com>
5971 * gcc.c: Document %{, in big comment at top.
5972 (input_suffix_matches): Remove special handling for .s and
5974 (input_spec_matches): New.
5975 (handle_braces): Handle %{,.
5976 (validate_switches): ',' indicates a value which is not a switch.
5977 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
5978 to detect assembler input.
5979 * config/i386/sol2.h (CPP_SPEC): Likewise.
5980 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
5981 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
5982 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
5983 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
5984 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
5985 -m64 causes deployment target to default to 10.5.
5986 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
5988 2007-03-09 Richard Henderson <rth@redhat.com>
5991 * target.h (targetm.asm.out.reloc_rw_mask): New.
5992 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
5993 (TARGET_ASM_OUT): Use it.
5994 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
5995 * varasm.c (categorize_decl_for_section): Remove shlib argument;
5996 use the new reloc_rw_mask target hook instead.
5997 (default_section_type_flags_1): Merge into...
5998 (default_section_type_flags): ... here.
5999 (decl_readonly_section_1): Merge into...
6000 (decl_readonly_section): ... here.
6001 (default_elf_select_section_1): Merge into...
6002 (default_elf_select_section): ... here.
6003 (default_unique_section_1): Merge into...
6004 (default_unique_section): ... here.
6005 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
6006 (default_select_rtx_section): Use it.
6007 (default_elf_select_rtx_section): Likewise.
6008 * output.h: Update to match.
6009 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
6010 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
6011 (TARGET_ASM_RELOC_RW_MASK): New.
6012 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
6013 to categorize_decl_for_section.
6014 (x86_64_elf_unique_section): Likewise.
6015 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
6016 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
6017 (TARGET_ASM_RELOC_RW_MASK): New.
6018 * config/ia64/ia64.c (ia64_rwreloc_select_section,
6019 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
6020 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
6021 (TARGET_RWRELOC): Remove.
6022 (ia64_section_type_flags): Adjust call to default_section_type_flags.
6023 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
6024 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
6025 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
6026 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
6027 (rs6000_xcoff_select_section): Use decl_readonly_section.
6028 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
6029 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
6030 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
6031 (TARGET_SECTION_TYPE_FLAGS): Remove.
6032 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
6034 2007-03-09 Roger Sayle <roger@eyesopen.com>
6036 * fold-const.c (fold_comparison): Remove compile-time evaluation of
6037 complex constant equality/inequality comparisons for here.
6038 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
6039 known at compile-time or can be simplified to a scalar comparison.
6040 (fold_relational_const): Move compile-time evaluation of complex
6041 constant equality/inequality comparisons to here.
6043 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
6045 PR rtl-optimization/30643
6046 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
6048 (fold_rtx): Recurse, like before 2006-11-03.
6050 2007-03-09 DJ Delorie <dj@redhat.com>
6052 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
6055 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
6057 PR tree-optimization/30375
6058 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
6059 LHS of statements is not the same.
6060 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
6062 2007-03-09 Chao-ying Fu <fu@mips.com>
6064 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
6066 * doc/invoke.texi (-mdspr2): Document new option.
6067 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
6068 New unspec for DSP REV 2.
6069 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
6070 these instructions are extended in DSP REV 2.
6071 (mips-dspr2.md): Include.
6072 * config/mips/mips.opt (mdspr2): New option.
6073 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
6074 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
6075 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
6076 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
6077 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
6078 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
6079 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
6081 (bdesc_map): Add one field of unsupported_target_flags.
6082 (bdesc_arrays): Update entries to have extra fields. Add
6084 (mips_init_builtins): Initialize new function types.
6085 Check unsupported_target_fileds to filter out builtins.
6086 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
6088 (ASM_SPEC): Pass mdspr2 to the assembler.
6089 * config/mips/mips-dspr2.md: New file.
6091 2007-03-09 Sa Liu <saliu@de.ibm.com>
6093 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
6095 2007-03-09 Ian Lance Taylor <iant@google.com>
6097 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
6098 argument) like -Wstrict-overflow=2.
6099 * doc/invoke.texi (Warning Options): Update documentation.
6101 2007-03-09 Dirk Mueller <dmueller@suse.de>
6104 * doc/invoke.texi (-Wlogical-op): Document.
6105 * common.opt (-Wlogical-op): New.
6106 * c-common.h (warn_logical_operator): Declare.
6107 * c-common.c (warn_logical_operator): Define.
6108 * c-typeck.c (parser_build_binary_op): Call
6109 warn_logical_operator.
6111 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
6113 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
6114 * final.c (final_scan_insn): Test for non-"" file name.
6116 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
6118 * doc/loop.texi: Document the Omega linear constraints solver.
6119 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
6120 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
6121 omega-hash-table-size, omega-max-keys, and
6122 omega-eliminate-redundant-constraints.
6123 * tree-pass.h (pass_check_data_deps): Declared.
6126 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
6127 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
6128 pass_check_data_deps): New.
6129 * tree-data-ref.c (init_data_ref): Remove declaration.
6130 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
6131 (analyze_array): Renamed init_array_ref, move up initializations.
6132 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
6133 Removed arguments that are set to NULL.
6134 (analyze_indirect_ref): Correct indentation, correct call to
6136 (object_analysis): Call init_array_ref instead of analyze_array.
6137 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
6138 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
6139 of DR_ACCESS_FNS_ADDR.
6140 (init_omega_eq_with_af, omega_extract_distance_vectors,
6141 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
6142 ddr_consistent_p): New.
6143 (compute_affine_dependence): Check consistency of ddrs when
6144 flag_check_data_deps is passed.
6145 (analyze_all_data_dependences): Uncomment.
6146 (tree_check_data_deps): New.
6147 * tree-data-ref.h: Include omega.h.
6148 (DR_ACCESS_FNS_ADDR): Removed.
6149 (data_dependence_relation): Add inner_loop.
6150 (DDR_INNER_LOOP): New.
6151 * common.opt (fcheck-data-deps): New.
6152 * tree-flow.h (tree_check_data_deps): Declare.
6153 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
6154 (OBJS-common): Depend on omega.o.
6156 * passes.c (pass_check_data_deps): Scheduled.
6157 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
6158 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
6159 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
6160 PARAM_VECT_MAX_VERSION_CHECKS,
6161 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
6163 2007-03-09 Richard Guenther <rguenther@suse.de>
6165 PR tree-optimization/30904
6167 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
6168 the same way as *_DIV_EXPR.
6170 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
6172 * recog.c (decode_asm_operands): No mixed declarations and code.
6174 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
6176 * rtl.def (ASM_INPUT): Add location.
6177 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
6178 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
6179 (decode_asm_operands): Add loc operand.
6180 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
6181 * stmt.c (expand_asm): Rename to...
6182 (expand_asm_loc): ... this. Add locus argument. Pass it on to
6183 gen_rtx_ASM_INPUT_loc.
6184 (expand_asm_expr): Adjust.
6185 * recog.c (decode_asm_operands): Add loc operand.
6186 (check_asm_operands, extract_insn): Adjust.
6187 * reload1.c (maybe_fix_stack_asms): Likewise.
6188 * final.c (asm_insn_count): Likewise.
6189 (final_scan_insn): Output # line before and after asm.
6191 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
6193 * tree-ssa-structalias.c (variable_info): Remove
6195 (new_var_info): Ditto.
6196 (shared_bitmap_info_t): New structure.
6197 (shared_bitmap_table): New variable.
6198 (shared_bitmap_hash): New function.
6199 (shared_bitmap_eq): Ditto
6200 (shared_bitmap_lookup): Ditto.
6201 (shared_bitmap_add): Ditto.
6202 (merge_smts_into): Change to take bitmap directly.
6203 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
6204 (init_alias_vars): Init shared bitmap hashtable.
6205 (delete_points_to_sets): Delete shared bitmap hashtable.
6206 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
6207 is_aliased removal as a change that was still necessary was
6210 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
6212 * config/i386/i386.h (override_options): Conditionally disable
6213 x86_sahf for 64bit targets only.
6215 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6218 * c-decl.c (merge_decls): Don't call make_var_volatile.
6219 * varasm.c (make_var_volatile): Remove.
6220 * output.h (make_var_volatile): Remove.
6222 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
6224 PR tree-optimization/31085
6225 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
6227 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6229 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
6230 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
6231 ATTR_CONST_NOTHROW_LIST.
6233 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
6236 2007-03-08 Diego Novillo <dnovillo@redhat.com>
6238 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
6240 2007-03-08 Geoffrey Keating <geoffk@apple.com>
6243 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
6245 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
6246 passed, use shared libgcc.
6248 2007-03-08 Roger Sayle <roger@eyesopen.com>
6250 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
6251 instead of calling build2 with a GIMPLE_MODIFY_STMT.
6252 (honor_protect_cleanup_actions, lower_try_finally_switch):
6254 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
6255 ifc_temp_var): Likewise.
6256 * tree-inline.c (setup_one_parameter): Likewise.
6257 * tree-mudflap.c (mf_decl_cache_locals,
6258 mf_build_check_statement_for): Likewise.
6259 * tree-nested.c (init_tmp_var, save_tmp_var,
6260 finalize_nesting_tree_1): Likewise.
6261 * tree-outof-ssa.c (insert_copy_on_edge,
6262 insert_backedge_copies): Likewise.
6263 * tree-profile.c (tree_gen_edge_profiler,
6264 tree_gen_ic_profiler): Likewise.
6265 * tree-scalar-evolution.c (scev_const_prop): Likewise.
6266 * tree-sra.c (sra_build_assignment): Likewise.
6267 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
6268 * tree-ssa-math-opts.c (insert_reciprocals,
6269 execute_cse_sincos_1): Likewise.
6270 * tree-tailcall.c (adjust_accumulator_values,
6271 adjust_return_value): Likewise.
6272 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
6273 * tree-vect-transform.c (vect_create_data_ref_ptr,
6274 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
6275 vect_create_epilog_for_reduction, vectorizable_reduction,
6276 vectorizable_call, vectorizable_conversion,
6277 vectorizable_assignment, vectorizable_operation,
6278 vectorizable_type_demotion, vect_gen_widened_results_half,
6279 vect_permute_store_chain, vectorizable_store,
6280 vect_setup_realignment, vect_permute_load_chain,
6281 vectorizable_load, vectorizable_condition,
6282 vect_create_cond_for_align_checks): Likewise.
6283 * tree-vrp.c (build_assert_expr_for): Likewise.
6285 2007-03-08 Ian Lance Taylor <iant@google.com>
6287 * tree-vrp.c: Include "intl.h".
6288 (usable_range_p): New static function.
6289 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
6290 overflowed values, juts set *strict_overflow_p.
6291 (compare_values): Only return -2 if one of the operands is not a
6293 (compare_ranges): Call usable_range_p.
6294 (compare_range_with_value): Likewise.
6295 (vrp_evaluate_conditional_warnv): Rename from
6296 vrp_evaluate_conditional. Make static. Change all callers.
6297 (vrp_evaluate_conditional): New function.
6298 (simplify_div_or_mod_using_ranges): Issue warning about reliance
6300 (simplify_abs_using_ranges): Likewise.
6301 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
6302 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
6303 within_stmt parameter.
6304 * tree-ssa-propagate.c (fold_predicate_in): Update call to
6305 vrp_evaluate_conditional.
6306 * tree-ssa-threadedge.c
6307 (record_temporary_equivalences_from_stmts_at_dest): Change
6308 simplify parameter to take a second tree parameter.
6309 (simplify_control_stmt_condition): Likewise.
6310 (thread_across_edge): Likewise.
6311 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
6312 (thread_across_edge): Likewise.
6313 * Makefile.in (tree-vrp.o): Depend upon intl.h.
6315 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
6317 * config/i386/i386.h (TARGET_SAHF): New define.
6318 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
6319 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
6320 (x86_sahf): New global variable.
6321 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
6322 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
6323 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
6324 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
6326 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
6327 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
6328 when expanding fcomi/sahf based tests.
6329 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
6330 expanding sahf based alternative. Emit sahf based sequence when
6331 optimizing for code size.
6332 * config/i386/i386.md (x86_sahf_1): Do not disable for
6333 TARGET_64BIT, enable for TARGET_SAHF.
6335 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
6337 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
6338 spurious whitespace from error message.
6340 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
6343 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
6345 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
6347 * c-decl.c (grokdeclarator): Disable warnings for anonymous
6349 * tree-sra.c (instantiate_element): Propagate disabled warnings
6350 from the element itself to the created variable.
6352 2007-03-07 Richard Henderson <rth@redhat.com>
6355 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
6356 silently fix up the stack in the case of a missing register.
6358 2007-03-07 Paul Brook <paul@codesourcery.com>
6360 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
6362 2007-03-07 Joseph Myers <joseph@codesourcery.com>
6364 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
6366 (phase1_vrs): Use them.
6367 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
6368 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
6369 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
6370 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
6371 __gnu_Unwind_Restore_WMMXC if required.
6372 (_Unwind_VRS_Pop): Implement iWMMXt support.
6373 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
6374 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
6375 gnu_Unwind_Save_WMMXC): Define.
6377 2007-03-07 Richard Sandiford <richard@codesourcery.com>
6379 * config/vxworks.h (vxworks_override_options): Declare.
6380 (VXWORKS_OVERRIDE_OPTIONS): Use it.
6381 * config/vxworks.c: Include target.h and toplev.h.
6382 (vxworks_override_options): New function.
6383 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
6385 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
6387 * config/s390/s390.c (override_options): Don't emit an error when
6388 -mstack-size is used without providing -mstack-guard.
6389 (s390_emit_prologue): Choose stack_guard value automatically if not
6390 provided via command line.
6391 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
6393 2007-03-07 Richard Sandiford <richard@codesourcery.com>
6395 * config/i386/i386.c (output_set_got): Add a GOT initialization
6396 sequence for VxWorks PIC.
6397 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
6398 around labels as well as symbols. Use gotoff_operand instead
6399 of local_symbolic_operand.
6400 (legitimize_pic_address): Use gotoff_operand instead of
6401 local_symbolic_operand. Use @GOT accesses for labels as
6403 (ix86_output_addr_diff_elt): Use PC-relative rather than
6404 GP-relative offsets for VxWorks PIC.
6405 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
6406 no_new_pseudos. Check whether the returned register is op0.
6407 * config/i386/i386.md (tablejump): Use PC-relative rather than
6408 GP-relative offsets for VxWorks PIC.
6409 * config/i386/predicates.md (gotoff_operand): New predicate.
6411 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6413 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
6415 * config/vxworks-dummy.h: New file.
6416 * config/i386/i386.h: Include it.
6418 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
6420 * dwarf2out.c (is_inlined_entry_point): New
6421 (add_high_low_attributes): Emit DW_AT_entry_pc along with
6422 DW_AT_ranges if the first subblock is the entry point.
6424 2007-03-06 David Daney <ddaney@avtrex.com>
6426 * doc/install.texi (mips-*-*): Change recommended binutils
6429 2007-03-06 Anatoly Sokolov <aesok@post.ru>
6431 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
6432 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
6434 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6435 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6437 2007-03-06 Jan Hubicka <jh@suse.cz>
6439 * errors.h (warning, error, fatal, internal_error): Mark as cold.
6440 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
6442 (probably_cold_bb_p): Cold functions are cold.
6443 (probably_never_executed_bb_p): Cold functions are cold.
6444 (tree_bb_level_predictions): Predict calls to cold functions as not
6446 (compute_function_frequency): Check hot/cold attributes.
6447 * function.h (function_frequency): Update comments.
6448 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
6449 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
6450 (c_common_att): Add cold and hot.
6452 * doc/extend.texi (hot,cold attributes): Document.
6454 2007-03-06 Andrew Haley <aph@redhat.com>
6456 * function.c (expand_function_end): Move blockage to just after we
6457 emit the label for the naked return from the function.
6459 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6461 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
6464 2007-03-06 Jan Hubicka <jh@suse.cz>
6466 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
6467 loaded for constant large models. Non-large 64bit PIC can do.
6468 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
6469 * cmodel.h: Add LARGE PIC.
6470 * i386.md (UNSPEC_PLTOFF): New.
6471 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
6473 (*call_1_rex64): Disable for large models.
6474 (*call_1_rex64_large): New.
6475 (*call_value_1_rex64): Disable for large models.
6476 (*call_value_1_rex64_large): New.
6477 (set_rip_rex4): New.
6478 (set_got_offset_rex64): New.
6479 * predicates.md (constant_call_address_operand): For large model
6480 constant calls are not possible.
6481 * i386-protos.h (construct_plt_address): Declare.
6482 * i386.c (override_options): Accept large models.
6483 (ix86_expand_prologue): Expand large PIC GOT pointer load.
6484 (legitimate_constant_p): Add new UNSPECs.
6485 (legitimate_pic_operand_p): Likewise.
6486 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
6487 (legitimize_pic_address): Do easy RIP relative way for TLS only for
6489 (output_pic_addr_const): Add PLTOFF.
6490 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
6491 (ix86_expand_move): Legitimize pic address when in PIC mode.
6492 (construct_plt_address): New function.
6493 (ix86_expand_call): Offload the address to register and use GOT pointer
6495 * invoke.texi (mcmodel=large): Update documentation.
6497 2007-03-06 Richard Henderson <rth@redhat.com>
6499 * config/i386/i386.c (x86_use_leave, x86_push_memory,
6500 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
6501 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
6502 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
6503 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
6504 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
6505 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
6506 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
6507 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
6508 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
6509 x86_partial_reg_dependency, x86_memory_mismatch_stall,
6510 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
6511 x86_sse_partial_reg_dependency, x86_sse_split_regs,
6512 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
6513 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
6514 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
6515 x86_schedule, x86_use_bt, x86_pad_returns,
6516 x86_use_xchgb): Merge into ...
6517 (ix86_tune_features): ... here. New array.
6518 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
6519 x86_bswap): Merge into ...
6520 (ix86_arch_features): ... here. New array.
6521 (x86_3dnow_a): Remove.
6522 (x86_accumulate_outgoing_args): Make static.
6523 (x86_arch_always_fancy_math_387): Make static.
6524 (ix86_tune_mask, ix86_arch_mask): Move ...
6525 (override_options): ... to local variables here. Apply the
6526 appropriate mask to each element of ix86_arch_features and
6527 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
6528 as were done in the old macros.
6529 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
6530 * config/i386/i386.h (x86_use_leave, x86_push_memory,
6531 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
6532 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
6533 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
6534 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
6535 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
6536 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
6537 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
6538 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
6539 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
6540 x86_partial_reg_dependency, x86_memory_mismatch_stall,
6541 x86_accumulate_outgoing_args, x86_prologue_using_move,
6542 x86_epilogue_using_move, x86_decompose_lea,
6543 x86_arch_always_fancy_math_387, x86_shift1,
6544 x86_sse_partial_reg_dependency, x86_sse_split_regs,
6545 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
6546 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
6547 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
6548 x86_use_incdec, x86_pad_returns, x86_bswap,
6549 x86_partial_flag_reg_stall): Remove.
6550 (enum ix86_tune_indices): New.
6551 (ix86_tune_features): New.
6552 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
6553 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
6554 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
6555 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
6556 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
6557 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
6558 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
6559 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
6560 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
6561 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
6562 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
6563 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
6564 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
6565 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
6566 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
6567 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
6568 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
6569 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
6570 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
6571 TARGET_EXT_80387_CONSTANTS): Use it.
6572 (enum ix86_arch_indices): New.
6573 (ix86_arch_features): New.
6574 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
6575 TARGET_BSWAP): Use it.
6576 (ix86_tune_mask, ix86_arch_mask): Remove.
6578 2007-03-06 Joseph Myers <joseph@codesourcery.com>
6581 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
6582 Define using $${sysroot_headers_suffix}.
6583 * configure: Regenerate.
6584 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
6585 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
6587 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
6588 * gcc.c (print_sysroot_headers_suffix): New.
6589 (option_map): Include --print-sysroot-headers-suffix.
6590 (display_help): Mention -print-sysroot-headers-suffix.
6591 (process_command): Handle -print-sysroot-headers-suffix.
6592 (do_spec_1): Append multilib directory to include-fixed path if
6593 sysroot suffixes in use.
6594 (main): Handle -print-sysroot-headers-suffix.
6595 * Makefile.in (start.encap): Don't depend on xlimits.h
6596 (xlimits.h): Remove.
6597 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
6598 limits.h for each multilib in fixinc_list.
6599 (fixinc_list, s-fixinc_list): New.
6600 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
6601 generate them for each multilib in fixinc_list.
6602 (stmp-fixproto): Use include-fixed. Run fixproto for each
6603 multilib in fixinc_list.
6604 (mostlyclean): Don't remove xlimits.h.
6605 (clean): Remove include-fixed.
6606 (real-install-headers-tar, real-install-headers-cpio,
6607 real-install-headers-cp): Don't copy include, only include-fixed.
6608 (install-mkheaders): Depend on fixinc_list. Don't depend on
6609 xlimits.h. Save limits.h files for each multilib in fixinc_list.
6610 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
6611 SYSTEM_HEADER_DIR setting in mkheaders.conf.
6613 2007-03-06 Jan Hubicka <jh@suse.cz>
6615 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
6618 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6620 * configure.ac: Allow tm_file to contain build-directory files.
6621 * configure: Regenerate.
6622 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
6623 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
6624 * config/m68k/print-sysroot-suffix.sh: New file.
6626 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6628 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
6629 of pic_offset_table_rtx if reload_completed.
6630 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
6631 PIC_OFFSET_TABLE_REGNUM.
6632 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
6634 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
6635 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
6637 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6639 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
6640 functions that call eh_return.
6642 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6644 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
6645 functions that need a constant pool.
6647 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6650 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
6651 (m68k_preferred_reload_class): Likewise.
6652 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
6653 (SECONDARY_RELOAD_CLASS): Define.
6654 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
6655 (LIMIT_RELOAD_CLASS): Delete.
6656 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
6657 registers from storing bytes.
6658 (m68k_secondary_reload_class): New function.
6659 (m68k_preferred_reload_class): Likewise.
6661 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6663 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
6665 (m68k_expand_prologue): Likewise.
6667 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6669 * config/m68k/m68k-protos.h (output_sibcall): Declare.
6670 (mips_expand_epilogue): Add a bool parameter.
6671 (m68k_legitimize_sibcall_address): Declare.
6672 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
6673 (m68k_expand_epilogue): Add a parameter to select between sibling
6674 and normal epilogues. Only generate a return for the latter.
6675 (m68k_ok_for_sibcall_p): New function.
6676 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
6677 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
6678 (sibcall_value, *sibcall_value): Likewise.
6679 (*call, *call_value): Require !SIBLING_CALL_P.
6680 (epilogue): Update call to m68k_expand_epilogue.
6681 (sibcall_epilogue): New pattern.
6682 * config/m68k/predicates.md (const_call_operand): Say that this
6683 predicate applies to sibling calls too.
6684 (sibcall_operand): New predicate.
6686 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6688 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
6689 alternatives as movsi_cf.
6690 (movsf_cf_hard): Add commentary.
6692 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
6693 Richard Sandiford <richard@codesourcery.com>
6695 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
6696 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
6697 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
6698 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
6699 as being live on exit from an interrupt function.
6700 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
6701 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
6702 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
6703 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
6704 (m68k_interrupt_function_p): Globalize.
6705 (m68k_compute_frame_layout): Remove reverse mask code.
6706 (m68k_emit_movem, m68k_set_frame_related): New functions.
6707 (m68k_output_function_prologue): Delete in favor of...
6708 (m68k_expand_prologue): ...this new function.
6709 (m68k_output_function_epilogue): Delete in favor of...
6710 (m68k_expand_epilogue): ...this new function.
6711 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
6713 (print_operand): Handle %?.
6714 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
6715 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
6716 (prologue, epilogue): New patterns.
6717 (return): Turn into a define_expand.
6718 (*return): New pattern, derived from old "return" pattern. Use rte
6719 rather than rts for interrupt functions. Only use rtd if the pop
6721 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
6722 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
6723 (link, *link, unlink, *unlink, load_got): Likewise.
6725 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6729 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
6730 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
6731 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
6732 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
6733 and m68k_matches_u_p.
6734 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
6735 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
6736 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
6737 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
6738 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
6739 (REG_STRICT_P): New macro.
6740 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
6741 PCREL_GENERAL_OPERAND_OK.
6742 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
6743 m68k_legitimate_base_reg_p.
6744 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
6745 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
6746 (PIC_CASE_VECTOR_ADDRESS): Update comment.
6747 * config/m68k/m68k.c (m68k_address): New structure.
6748 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
6749 (m68k_decompose_index, m68k_legitimate_constant_address_p)
6750 (m68k_jump_table_ref_p, m68k_decompose_address)
6751 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
6752 (m68k_matches_u_p): New functions.
6753 (print_operand_address): Rewrite to use m68k_decompose_index.
6755 2007-03-05 David Taylor <dtaylor@emc.com>
6757 * gcc.c: Correct copyright date in --version output.
6759 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6761 * pa.md: In unamed move patterns, disparge copies between general
6762 and floating point registers using '?' modifier. Don't include 'f'
6763 constraint for register preferences in DImode, SImode, HImode and
6764 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
6765 Remove constraints for copies between general and floating registers
6766 in soft-float DFmode pattern.
6767 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
6771 2007-03-05 Mike Stump <mrs@apple.com>
6773 * c-common.c (targetcm): Add.
6774 * c-opts.c (c_common_handle_option): Handle language specific
6776 * opts.c (handle_option): Verify language for target options, if
6778 * opth-gen.awk: Add CL_LANG_ALL.
6779 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
6780 (TARGETCM_INITIALIZER): Add.
6781 * target.h (struct gcc_targetcm): Add.
6783 * targhooks.c (default_handle_c_option): Add.
6784 * targhooks.h (default_handle_c_option): Add.
6785 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
6787 * config/darwin.opt (iframework): Add.
6788 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
6789 * config/darwin-c.c (handle_c_option): Add.
6790 (TARGET_HANDLE_C_OPTION): Add.
6792 * doc/invoke.texi (Darwin Options): Add -iframework.
6794 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6796 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
6799 2007-03-05 Ian Lance Taylor <iant@google.com>
6801 * c.opt (fgnu89-inline): New option.
6802 * c-opts.c (c_common_post_options): Set default value for
6804 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
6805 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
6807 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
6808 (grokdeclarator, start_function): Likewise.
6809 * c-cppbuiltin.c (c_cpp_builtins): Define either
6810 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
6811 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
6812 (C Dialect Options): Document -fgnu89-inline.
6813 * doc/extend.texi (Function Attributes): Explain what the
6814 gnu_inline attribute does.
6815 * doc/cpp.texi (Common Predefined Macros): Document
6816 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
6818 2007-03-05 Ian Lance Taylor <iant@google.com>
6820 PR tree-optimization/31034
6821 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
6822 half-range if the other side is an overflow infinity.
6824 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
6826 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
6827 (bfin*-linux-uclibc*): New configuration.
6828 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
6830 * config/bfin/linux.h: New file.
6831 * config/bfin/libgcc-bfin.ver: New file.
6832 * config/bfin/t-bfin-uclinux: New file.
6833 * config/bfin/t-bfin-linux: New file.
6834 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
6835 (TARGET_OS_CPP_BUILTINS): New macro.
6837 2007-03-05 Richard Guenther <rguenther@suse.de>
6839 * fold-const.c (fold_binary): Remove duplicate folding
6840 of comparison of non-null ADDR_EXPR against null.
6842 2007-03-05 Richard Guenther <rguenther@suse.de>
6843 Dorit Nuzman <dorit@il.ibm.com>
6845 PR tree-optimization/26420
6846 * tree-vectorizer.c (vectorize_loops): Bail out early if there
6847 are no loops in the function. Only print the number of
6848 vectorized loops if it is greater than zero or we are supposed
6849 to print information about unvectorized loops.
6851 2007-03-05 Revital Eres <eres@il.ibm.com>
6853 * gcc.dg/var-expand1.c: New test.
6854 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
6855 when an accumulator is expanded.
6857 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6860 * c-common.c (convert_and_check): Don't give warnings for
6861 conversion if 'expr' already overflowed.
6863 2007-03-04 Roger Sayle <roger@eyesopen.com>
6866 * fold-const.c (fold_comparison): Enforce type consistency when
6867 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
6869 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
6871 * tree-ssa-address.c (create_mem_ref): Do not put an expression
6872 containing a cast to the base of TARGET_MEM_REF.
6874 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
6876 * tree.c (tree_contains_struct_check_failed): Remove spurious
6877 whitespace from error message.
6879 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
6882 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
6883 instead of precision.
6885 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
6886 Nathan Sidwell <nathan@codesourcery.com>
6888 * emit-rtl.c (find_auto_inc): New.
6889 (try_split): recreate REG_INC notes,
6890 Use regular for loops rather than whiles.
6892 2007-03-03 Andreas Schwab <schwab@suse.de>
6894 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
6895 * configure: Regenerate.
6897 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6899 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
6900 flag_rounding_math, not flag_unsafe_math_optimizations.
6902 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
6904 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
6905 alpha_fold_vector_minmax): Likewise.
6906 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
6907 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
6909 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
6911 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
6912 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
6913 if the lhs has side-effects.
6914 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
6916 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
6918 * config/i386/i386.h (TUNEMASK): Remove define.
6919 (ARCHMASK): Remove define.
6920 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
6921 Use ix86_arch_mask variable instead of ARCHMASK.
6922 * config/i386/i386.c (override_options): Ditto.
6923 (standard_80387_constant_p): Ditto.
6925 2007-03-02 Ian Lance Taylor <iant@google.com>
6927 Used signed infinities in VRP.
6928 * tree-vrp.c (uses_overflow_infinity): New static function.
6929 (supports_overflow_infinity): New static function.
6930 (make_overflow_infinity): New static function.
6931 (negative_overflow_infinity): New static function.
6932 (positive_overflow_infinity): New static function.
6933 (is_negative_overflow_infinity): New static function.
6934 (is_positive_overflow_infinity): New static function.
6935 (is_overflow_infinity): New static function.
6936 (overflow_infinity_range_p): New static function.
6937 (compare_values_warnv): New function split out of compare_values.
6938 (compare_value): Call it.
6939 (set_value_range_to_nonnegative): Add overflow_infinity
6940 parameter. Change caller.
6941 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
6943 (vrp_expr_computes_nonzero): Likewise.
6944 (compare_ranges, compare_range_with_value): Likewise.
6945 (compare_name_with_value, compare_names): Likewise.
6946 (vrp_evaluate_conditional): Likewise.
6947 (set_value_range): Handle infinity
6948 (vrp_operand_equal_p, operand_less_p): Likewise.
6949 (extract_range_from_assert): Likewise.
6950 (vrp_int_const_binop): Likewise.
6951 (extract_range_from_binary_expr): Likewise.
6952 (extract_range_from_unary_expr): Likewise.
6953 (extract_range_from_comparison): Likewise.
6954 (extract_range_from_expr): Likewise.
6955 (dump_value_range): Likewise.
6956 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
6957 (test_for_singularity): Likewise.
6958 (vrp_int_const_binop): Remove inline qualifier.
6959 (adjust_range_with_scev): Add comment.
6960 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
6962 2007-03-02 Diego Novillo <dnovillo@redhat.com>
6964 * tree-ssa-structalias.c (could_have_pointers): Tidy.
6965 (get_constraint_for): Likewise.
6966 (do_structure_copy): Likewise.
6967 (find_func_aliases): Fix references to MODIFY_EXPR.
6968 (intra_create_variable_infos): Tidy.
6969 * tree-ssa-operands.c (add_virtual_operand): Add argument
6971 When adding members of alias sets, if IS_CALL_SITE is true and
6972 the symbol is not call-clobbered, skip it.
6975 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
6977 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
6978 entry by means of emit_insn_at_entry.
6980 2007-03-02 Richard Henderson <rth@redhat.com>
6982 * expr.h (promoted_input_arg): Remove decl.
6983 * function.c (promoted_input_arg): Merge into ...
6984 * combine.c (setup_incoming_promotions): ... only caller.
6985 Rearrange to avoid double loop.
6987 2007-03-02 Ben Elliston <bje@au.ibm.com>
6988 Peter Bergner <bergner@vnet.ibm.com>
6989 Janis Johnson <janis187@us.ibm.com>
6991 * config/rs6000/dfp.md: New file.
6992 * config/rs6000/rs6000.md: Include dfp.md.
6993 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
6994 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
6995 and TDmode decimal float modes in FP registers.
6996 (num_insns_constant): Likewise.
6997 (rs6000_legitimate_offset_address_p): Likewise.
6998 (rs6000_legitimize_address): Likewise.
6999 (rs6000_legitimize_reload_address): Likewise.
7000 (rs6000_legitimate_address): Likewise.
7001 (rs6000_emit_move): Likewise.
7002 (function_arg_boundary): Likewise.
7003 (function_arg_advance): Likewise.
7004 (rs6000_darwin64_record_arg_recurse): Likewise.
7005 (function_arg): Likewise.
7006 (rs6000_gimplify_va_arg): Likewise.
7007 (rs6000_split_multireg_move): Likewise.
7008 (rs6000_output_function_epilogue): Likewise.
7009 (rs6000_output_function_epilogue): Likewise.
7010 (rs6000_register_move_cost): Likewise.
7011 (rs6000_function_value): Likewise.
7012 (rs6000_libcall_value): Likewise.
7014 2007-03-02 Richard Sandiford <richard@codesourcery.com>
7016 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
7018 2007-03-02 Richard Sandiford <richard@codesourcery.com>
7020 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
7021 Use $MULTIDIR to choose between the kernel and RTP headers,
7022 and use $WIND_BASE and $WIND_USR to locate them.
7024 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
7026 * config/i386/i386.c (override_options): Put initialization of
7027 ix86_tune_mask and ix86_arch_mask to the correct place.
7029 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
7030 Michael Meissner <michael.meissner@amd.com>
7033 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
7035 (TARGET_CMOVE): Use ARCHMASK.
7036 (TARGET_CMPXCHG): Ditto.
7037 (TARGET_CMPXCHG8B): Ditto.
7038 (TARGET_XADD): Ditto.
7039 (TARGET_BSWAP): Ditto.
7040 * config/i386/i386.c (ix86_tune_mask): New global variable.
7041 (ix86_arch_mask): Ditto.
7042 (override_options): Initialize ix86_tune_mask and
7043 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
7046 2007-03-02 Ben Elliston <bje@au.ibm.com>
7049 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
7051 2007-03-02 Joseph Myers <joseph@codesourcery.com>
7053 * target.h (init_dwarf_reg_sizes_extra): New target hook.
7054 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
7055 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
7056 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
7058 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
7059 rs6000_init_dwarf_reg_sizes_extra): New.
7060 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
7061 SPE register high parts.
7063 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
7065 * Makefile.in: Add install-pdf target as
7066 copied from automake v1.10 rules.
7067 * configure.ac: Add install-pdf to target list.
7068 * configure: Regenerate.
7070 2007-03-01 Paul Brook <paul@codesourcery.com>
7072 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
7073 modes to LDRD for DImode.
7074 (output_move_double): Fixup out of range ldrd/strd.
7075 (vfp_secondary_reload_class): Rename...
7076 (coproc_secondary_reload_class): ... to this. Add wb argument.
7077 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
7078 coproc_secondary_reload_class for CLASS_IWMMXT.
7079 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
7080 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
7082 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
7084 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
7085 factor by the estimated number of iterations.
7086 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
7089 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
7090 decode_caches_intel, detect_caches_intel): New functions.
7091 (host_detect_local_cpu): Use detect_caches_amd and
7092 detect_caches_intel.
7094 2007-03-01 Richard Henderson <rth@redhat.com>
7096 * expr.c (emit_move_complex_push): Export.
7097 (emit_move_complex_parts): Split out from ...
7098 (emit_move_complex): ... here.
7099 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
7100 * config/i386/i386.md (movcdi): New.
7102 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
7104 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
7105 size of mode1 to check for tieable modes in MMX case.
7107 2007-03-01 Richard Sandiford <richard@codesourcery.com>
7109 * Makefile.in (rtlanal.o): Depend on tree.h.
7110 * rtl.h (offset_within_section_p, split_const): Declare.
7111 * rtlanal.c: Include tree.h.
7112 (offset_within_block_p): New function, taken from
7113 mips_offset_within_object_p.
7114 (split_const): New function, taken from mips_split_const.
7115 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
7117 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
7118 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
7119 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
7120 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7121 (m68k_illegitimate_symbolic_constant_p): New function.
7122 * config/m68k/m68k.md (movsi): Remove misleading predicates.
7123 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
7124 symbolic constant that might be outside the symbol's section,
7125 move the symbol first and then add the offset.
7126 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
7128 * config/mips/mips.c (mips_split_const): Delete.
7129 (mips_offset_within_object_p): Delete.
7130 (mips_symbolic_constant_p): Use offset_within_section_p and
7131 split_const instead of mips_offset_within_object_p and
7133 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
7134 (mips_legitimize_const_move, print_operand_reloc)
7135 (mips_dangerous_for_la25_p): Use split_const instead of
7138 2007-02-28 Eric Christopher <echristo@apple.com>
7140 * Makefile.in (install-include-dir): Don't rm -rf include.
7142 2007-02-28 Richard Guenther <rguenther@suse.de>
7145 * fold-const.c (fold_binary): Do not associate expressions
7146 with more than one variable for integer types that do not wrap.
7148 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
7150 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
7151 Delete, and replace with...
7152 (fold_builtin_call_array): This. Update callers to use it.
7153 * fold-const.c (fold_build_call_list): Delete, and replace with...
7154 (fold_build_call_array): This.
7155 (fold_build_call_list_initializer): Delete, and replace with...
7156 (fold_build_call_array_initializer): This.
7157 * tree.h: Update declarations to reflect above changes.
7159 * c-typeck.c (build_function_call): Store converted arguments
7160 in a stack-allocated array instead of building a list.
7161 (convert_arguments): Store arguments in the array passed in as an
7162 argument, and return the actual number of arguments.
7163 * c-format.c: (check_function_format): Pass arguments in an
7164 array instead of a list.
7165 * c-common.c (check_function_nonnull): Likewise.
7166 (check_function_sentinel): Likewise.
7167 (check_function_arguments): Likewise.
7168 * c-common.h: Update declarations to reflect above changes.
7170 2007-02-28 Jan Hubicka <jh@suse.cz>
7172 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
7173 PRED_NEGATIVE_RETURN): Update outcomes.
7175 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
7177 * calls.c (emit_library_call_value_1): Handle partial registers
7178 correctly when building up CALL_INSN_FUNCTION_USAGE.
7180 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7182 * pa/predicates.md (move_src_operand): Allow zero for mode.
7183 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
7186 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
7189 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
7190 *movv2df_internal): Enable pattern only for valid operand
7192 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
7193 tie only 128bit modes. For MMX registers, tie only 64bit modes.
7195 2007-02-27 Mike Stump <mrs@apple.com>
7197 * config/darwin-crt3.c: Avoid compilation when compiling for a
7200 2007-02-27 Joseph Myers <joseph@codesourcery.com>
7202 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
7204 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
7205 for fixed headers and limits.h.
7206 (install-include-dir, install-headers-tar, install-headers-cpio,
7207 install-headers-cp, real-install-headers-tar,
7208 real-install-headers-cpio, real-install-headers-cp): Handle
7209 include-fixed as well as include.
7210 (install-mkheaders): Don't install files that go only in include
7212 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
7213 from GCC_INCLUDE_DIR.
7214 * gcc.c (process_command): Remove special -BstageN/ handling.
7215 (do_spec_1): Add include-fixed directories.
7217 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
7219 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
7221 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
7223 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
7226 2007-02-27 Mark Mitchell <mark@codesourcery.com>
7228 * c-common.c (get_priority): Add check for
7229 SUPPORTS_INIT_PRIORITY.
7231 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
7233 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
7235 * config/bfin/bfin.c: Include "cfglayout.h".
7236 (MAX_LSETUP_DISTANCE): New macro.
7237 (struct loop_info): New members incoming, incoming_src and
7238 incoming_dest. Delete member predecessor.
7239 (length_for_loop): New function.
7240 (bfin_optimize_loop): Handle more different loop structures.
7241 (bfin_discover_loop): Rework detection of predecessor blocks by
7242 examining incoming edges.
7243 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
7245 (bfin_reorder_loops): New function.
7246 (bfin_reorg_loops): Use these three new functions.
7248 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
7249 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
7250 (CONSTRAINT_LEN): Add entry for 'q'.
7251 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
7252 Add 'q' constraints.
7253 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
7254 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
7256 * config/bfin/bfin.md (add_with_carry): New pattern.
7257 (s_or_u, su_optab, su_modifier): New code macros/attrs.
7258 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
7259 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
7260 support unsigned multiplies too. Removed incorrect commutativity from
7261 operand 1 constraint where appropriate.
7262 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
7264 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
7265 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
7267 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
7268 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
7269 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
7270 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
7271 usmulhisi_hh_huh): New patterns.
7273 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
7274 lshifthi3): Fix output template to use half reg for operand 2.
7276 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
7279 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
7281 2007-02-27 Andreas Schwab <schwab@suse.de>
7283 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
7285 2007-02-27 Jan Hubicka <jh@suse.cz>
7287 * predict.c (last_basic_block_p): Remove.
7288 (tree_estimate_probability): Update return heuristic for commonized
7291 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
7293 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
7295 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
7297 * doc/include/gcc-common.texi (versionsubtitle): New macro.
7298 * doc/cpp.texi: Standardize title page.
7299 * doc/cppinternals.texi: Likewise.
7300 * doc/gcc.texi: Standardize title page, remove version number
7301 from copyright page.
7302 * doc/gccint.texi: Likewise.
7303 * doc/install.texi: Standardize title page, add table of
7306 2007-02-26 Jan Hubicka <jh@suse.cz>
7308 * predict.def: Set outcomes according to more recent results.
7309 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
7310 Remove dead predictors.
7311 * predict.c (return_prediction): Fix pasto.
7313 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
7315 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
7316 change; avoid a memory leak when returning early.
7318 2007-02-26 Mark Mitchell <mark@codesourcery.com>
7320 * c-decl.c (static_ctors): Move to c-common.c.
7321 (static_dtors): Likewise.
7322 (finish_function): Use c_record_cdtor_fn.
7323 (build_cdtor): Move to c-common.c.
7324 (c_write_global_declarations): Use c_build_cdtor_fns.
7325 * c-common.h (static_ctors): Declare.
7326 (static_dtors): Likewise.
7327 (c_record_cdtor_fn): Likewise.
7328 (c_build_cdtor_fns): Likewise.
7329 * c-common.c (static_ctors): New variable.
7330 (static_dtors): Likewise.
7331 (c_record_cdtor_fn): New function.
7332 (build_cdtor): Move from c-decl.c
7333 (c_build_cdtor_fns): New function.
7335 * output.h (assemble_addr_to_section): Declare.
7336 (get_cdtor_priority_section): Likewise.
7337 * varasm.c (assemble_addr_to_section): New function.
7338 (get_cdtor_priority_section): Likewise.
7339 (default_named_section_asm_out_destructor): Use them.
7340 (destor_dtor_section_asm_out_destructor): Likewise.
7341 (default_named_section_asm_out_constructor): Likewise.
7342 (default_ctor_section_asm_out_constructor): Likewise.
7343 * config.gcc (*-*-vxworks*): Include vxworks.o.
7344 * config/t-vxworks (vxworks.o): New target.
7345 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
7346 (TARGET_ASM_CONSTRUCTOR): Define.
7347 (TARGET_ASM_DESTRUCTOR): Likewise.
7348 (vxworks_asm_out_constructor): Declare.
7349 (vxworks_asm_out_destructor): Likewise.
7351 * c-common.c (get_priority): Check that we have not just an
7352 INTEGER_CST, but an integer constant with integeral type.
7354 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
7356 PR tree-optimization/30938
7357 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
7358 use &dt[nargs-1] instead of &dt[nargs] in the call to
7359 vect_is_simple_use().
7361 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
7363 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
7364 from register elimination as PRE_MODIFY / POST_MODIFY increments.
7365 Do not attempt to handle MEM inside auto-inc expressions.
7366 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
7367 of a register modified by an auto-inc expression. However, do handle
7368 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
7369 (elimination_effects): Prohibit elimination of a register modified
7370 by an auto-inc expression. Disable register elimination rules whose
7371 target register is modified by an auto-inc expression with variable
7374 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
7376 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
7378 (array_at_struct_end_p): New function.
7379 (idx_infer_loop_bounds): Use it.
7380 (estimate_numbers_of_iterations_loop): Export.
7381 * predict.c (predict_loops): Use estimated_loop_iterations_int.
7382 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
7383 (tree_estimate_probability): Call record_loop_exits.
7384 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
7385 (estimated_loop_iterations, estimated_loop_iterations_int,
7386 estimated_loop_iterations_tree): New functions.
7387 (analyze_siv_subscript_cst_affine,
7388 compute_overlap_steps_for_affine_1_2,
7389 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
7390 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
7391 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
7392 (PRED_LOOP_ITERATIONS_GUESSED): New.
7393 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
7394 * cfgloop.h (estimate_numbers_of_iterations_loop,
7395 estimated_loop_iterations_int): Declare.
7397 2007-02-25 Mark Mitchell <mark@codesourcery.com>
7399 * doc/extend.texi: Document optional priority argument to
7400 constructors and destructors.
7401 * tree.c (init_priority_for_decl): Adjust GTY markers.
7402 (init_ttree): Use priority-info hash functions for
7403 init_priority_for_decl.
7404 (tree_map_eq): Rename to ...
7405 (tree_map_base_eq): ... this.
7406 (tree_map_marked_p): Rename to ...
7407 (tree_map_base_marked_p): ... this.
7408 (tree_map_base_hash): New function.
7409 (decl_init_priority_lookup): Rework.
7410 (decl_fini_priority_lookup): New function.
7411 (decl_priority_info): New function.
7412 (decl_init_priority_insert): Use it.
7413 (decl_fini_priority_insert): Likewise.
7414 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
7416 (decl_restrict_base_insert): Likewise.
7417 (decl_debug_expr_insert): Likewise.
7418 (decl_value_expr_lookup): Likewise.
7419 (decl_value_expr_insert): Likewise.
7420 * tree.h (priority_type): New type.
7421 (decl_init_priority_lookup): Use priority_type.
7422 (decl_fini_priority_lookup): New function.
7423 (decl_init_priority_insert): Use priority_type.
7424 (decl_fini_priority_insert): New function.
7425 (DECL_HAS_INIT_PRIORITY): Tweak comments.
7426 (DECL_INIT_PRIORITY): Likewise.
7427 (SET_DECL_INIT_PRIORITY): Add comment.
7428 (DECL_FINI_PRIORITY): New macro.
7429 (SET_DECL_FINI_PRIORITY): Likewise.
7430 (DEFAULT_INIT_PRIORITY): Document.
7431 (MAX_INIT_PRIORITY): Likewise.
7432 (MAX_RESERVED_INIT_PRIORITY): Likewise.
7433 (tree_map_base): New type.
7434 (tree_map_base_eq): New function.
7435 (tree_map_base_hash): Likewise.
7436 (tree_map_base_marked_p): Likewise.
7437 (tree_map): Inherit from tree_map_base.
7438 (tree_map_eq): Make it a macro.
7439 (tree_map_marked_p): Likewise.
7440 (tree_int_map): Inherit from tree_map_base.
7441 (tree_int_map_eq): Make it a macro.
7442 (tree_int_map_hash): Likewise.
7443 (tree_int_map_marked_p): Likewise.
7444 (tree_priority_map): New type.
7445 (tree_priority_map_eq): New macro.
7446 (tree_priority_map_hash): Likewise.
7447 (tree_priority_map_marked_p): Likewise.
7448 * varasm.c (emults_decl): Adjust for refactoring of tree_map
7450 (emutls_common_1): Likewise.
7451 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
7452 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
7453 of tree_map hierarchy.
7454 * tree-cfg.c (move_stmt_r): Likewise.
7455 (new_label_mapper): Likewise.
7456 * c-tree.h (c_expand_body): Move to ...
7457 * c-common.h (c_expand_body): ... here.
7458 * c-decl.c (c_expand_body): Move to ...
7459 * c-common.c (c_expand_body): ... here.
7460 (c_common_attribute_table): Allow 1 argument for the constructor
7461 and destructor attributes.
7462 (get_priority): New function.
7463 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
7464 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
7466 2007-02-24 Jan Hubicka <jh@suse.cz>
7469 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
7471 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
7472 Jan Hubicka <jh@suse.cz>
7475 * i386.c (counter_mode): New function.
7476 (expand_set_or_movmem_via_loop): Use it.
7477 (expand_movmem_epilogue): Likewise; fix pasto.
7478 (ix86_expand_movmem): Do emit guard even for constant counts.
7479 (ix86_expand_setmem): Likewise.
7481 2007-02-25 Nick Clifton <nickc@redhat.com>
7483 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
7484 (JUMP_TABLES_IN_TEXT_SECTION): Define.
7486 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
7489 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
7490 count argument with 0x10, not with 0x16.
7491 (expand_setmem_epilogue): Ditto.
7493 2007-02-24 Mike Stump <mrs@apple.com>
7495 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
7498 2007-02-24 Richard Guenther <rguenther@suse.de>
7501 * fold-const.c (fold_binary): Fold x +- CST op x for
7502 EQ_EXPR and NE_EXPR.
7504 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7506 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
7508 2007-02-24 Jan Hubicka <jh@suse.cz>
7510 * cgraphunit.c (decide_is_function_needed): Honor
7511 -fkeep-inline-functions.
7513 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7515 * builtins.c (fold_builtin_modf): New.
7516 (fold_builtin_2): Use it.
7518 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
7520 * loop-iv.c (implies_p): Detect additional cases where A implies B.
7521 (determine_max_iter): Take additional LOOP arg; all callers changed.
7522 Lose broken logic dealing with PLUS. Try to limit the upper bound by
7523 one using simplifications.
7524 (simplify_using_initial_values): Return if the expression becomes
7525 invalid due to altered regs.
7527 2007-02-23 DJ Delorie <dj@redhat.com>
7529 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
7531 2007-02-23 Mike Stump <mrs@apple.com>
7533 * tlink.c (scan_linker_output): Parse linker messages from
7534 darwin9's linker better.
7536 2007-02-23 Steve Ellcey <sje@cup.hp.com>
7539 * varpool.c (varpool_assemble_pending_decls): Set
7540 varpool_last_needed_node to null.
7542 2007-02-23 DJ Delorie <dj@redhat.com>
7544 * config/i386/i386.c (ix86_data_alignment): Don't specify an
7545 alignment bigger than the object file can handle.
7547 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
7550 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
7551 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
7552 (*movsf_1): Penalize MMX moves.
7554 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
7556 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
7557 2^32-1 or more times unless flag_unsafe_loop_optimizations.
7559 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
7561 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7563 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
7564 (fold_builtin_1): Use them.
7565 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
7566 BUILT_IN_SIGNIFICAND.
7568 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
7570 * config/i386/i386.c (bdesc_1arg): Initialize
7571 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
7572 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
7573 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
7574 and IX86_BUILTIN_MOVSLDUP.
7576 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
7578 PR rtl-optimization/30841
7579 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
7581 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7583 * builtins.c (fold_builtin_frexp): New.
7584 (fold_builtin_2): Use it.
7586 2007-02-22 Mark Mitchell <mark@codesourcery.com>
7588 * doc/invoke.texi (Spec Files): Document getenv spec function.
7590 * gcc.c (getenv_spec_function): New function.
7591 (static_spec_functions): Add it.
7592 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
7593 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
7596 2007-02-22 Michael Matz <matz@suse.de
7599 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
7600 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
7602 2007-02-22 Ian Lance Taylor <iant@google.com>
7605 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
7606 (mem_loc_descriptor): Call it.
7608 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
7609 Ira Rosen <irar@il.ibm.com>
7611 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
7613 2007-02-22 Ira Rosen <irar@il.ibm.com>
7615 PR tree-optimization/30843
7616 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
7617 stores only after all the group is vectorized.
7619 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
7621 PR tree-optimization/30858
7622 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
7623 in the reduction cycle have a single use in the loop.
7624 * tree-vectorizer.h (relevant): Add documentation.
7626 2007-02-20 Mike Stump <mrs@apple.com>
7628 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
7629 * configure: Regenerate.
7631 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7633 Change the defaults of some parameters and options.
7634 * config/spu/spu-protos.h (spu_optimization_options): Declare.
7635 * config/spu/spu.c (spu_optimization_options): Add.
7636 (spu_override_options): Change params in spu_optimization_options.
7637 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
7639 Register 127 is only 16 byte aligned when used as a frame pointer.
7640 * config/spu/spu-protos.h (spu_init_expanders): Declare.
7641 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
7642 HARD_FRAME_POINTER_REGNUM.
7643 (spu_legitimate_address): Use regno_aligned_for_reload.
7644 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
7645 aligned when frame_pointer_needed is true.
7646 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
7648 * config/spu/spu.h (INIT_EXPANDERS): Define.
7650 Make sure shift and rotate instructions have valid immediate operands.
7651 * config/spu/predicates.md (spu_shift_operand): Remove.
7652 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
7653 * config/spu/constraints.md (W, O): Extend range.
7654 * config/spu/spu.md (umask, nmask): Define.
7655 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
7656 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
7657 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
7658 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
7659 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
7660 (lshr<mode>3_reg): Fix rtl description.
7662 Make sure mulhisi immediate operands are valid.
7663 * config/spu/predicates.md (imm_K_operand): Add.
7664 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
7666 Generate constants using fsmbi and andi.
7667 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
7668 (print_operand, spu_split_immediate, classify_immediate,
7669 fsmbi_const_p): Handle IC_FSMBI2.
7671 Correctly handle a CONST_VECTOR containing symbols.
7672 * config/spu/spu.c (print_operand): Handle HIGH correctly.
7673 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
7674 (immediate_load_p): Allow symbols that use 2 instructions to create.
7675 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
7676 with symbols when flag_pic is set.
7677 (const_vector_immediate_p): New.
7678 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
7679 accept a CONST_VECTOR with symbols.
7680 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
7681 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
7683 * config/spu/spu.md (high, low): Delete.
7684 (low_<mode>): Define.
7686 Remove INTRmode and INTR_REGNUM, which didn't work.
7687 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
7689 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
7690 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
7691 peephole2 pattern): Don't use INTR or 131.
7692 (movintrcc): Delete.
7693 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
7694 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
7695 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
7696 (UNSPEC_SET_INTR): Add.
7697 * config/spu/spu-modes.def (INTR): Remove.
7699 More accurate warnings about run-time relocations.
7700 * config/spu/spu.c (reloc_diagnostic): Test in_section.
7702 Correctly warn about immediate arguments to specific intrinsics.
7703 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
7704 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
7705 the instruction predicate.
7707 Fix tree check errors with latest update.
7708 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
7710 (spu_expand_builtin): Use CALL_EXPR_FN.
7712 Add missing specific intrinsics.
7713 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
7715 * config/spu/spu_internals.h: Ditto.
7717 Fix incorrect operand modifiers.
7718 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
7719 * config/spu/spu.md (xor<mode>3): Change %S to %J.
7721 Optimize one case of zero_extend of a vec_select.
7722 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
7724 Accept any immediate for hbr.
7725 * config/spu/spu.md (hbr): Change s constraints to i.
7727 2007-02-21 Paul Brook <paul@codesourcery.com>
7729 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
7730 condexec_count when skipping USE and CLOBBER.
7732 2007-02-21 Nick Clifton <nickc@redhat.com>
7734 * common.opt (Warray-bounds): Add Warning attribute.
7735 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
7737 (fsized-zeroes): Add Optimization attribute.
7738 (fsplit-wide-types, ftree-scev-cprop): Likewise.
7739 * c.opt (Wc++0x-compat): Add Warning attribute.
7741 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
7744 * reload1.c (eliminate_regs_in_insn): In the single_set special
7745 case, attempt to re-recognize the insn before falling back to
7746 having reload fix it up.
7748 2007-02-20 Eric Christopher <echristo@gmail.com>
7750 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
7751 Rewrite accordingly.
7752 (frv_read_iacc_argument): Ditto.
7753 (frv_expand_set_builtin): Take a call instead of arglist, update for
7755 (frv_expand_unop_builtin): Ditto.
7756 (frv_expand_binop_builtin): Ditto.
7757 (frv_expand_cut_builtin): Ditto.
7758 (frv_expand_binopimm_builtin): Ditto.
7759 (frv_expand_voidbinop_builtin): Ditto.
7760 (frv_expand_int_void2arg): Ditto.
7761 (frv_expand_prefetches): Ditto.
7762 (frv_expand_voidtriop_builtin): Ditto.
7763 (frv_expand_voidaccop_builtin): Ditto.
7764 (frv_expand_load_builtin): Ditto.
7765 (frv_expand_store_builtin): Ditto.
7766 (frv_expand_mdpackh_builtin): Ditto.
7767 (frv_expand_mclracc_builtin): Ditto.
7768 (frv_expand_mrdacc_builtin): Ditto.
7769 (frv_expand_mwtacc_builtin): Ditto.
7770 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
7773 2007-02-20 Janis Johnson <janis187@us.ibm.com>
7775 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
7776 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
7778 (HAVE_GAS_DFP): Check for assembler support of decimal floating
7780 * configure: Regenerate.
7781 * config.in: Regenerate.
7782 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
7783 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
7784 masks to power6 and power6x and to POWERPC_MASKS.
7785 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7787 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
7788 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
7789 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
7790 Access PROTOTYPE as variable, not mask.
7792 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
7794 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
7795 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
7796 * combine.c (adjust_for_new_dest): Use it.
7797 * postreload.c (reload_combine): Likewise.
7799 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
7801 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
7802 notes on an insn with multiple sets, even if single_set returns
7803 non-NULL for that insn.
7805 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7807 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
7810 2007-02-20 Geoffrey Keating <geoffk@apple.com>
7812 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
7813 if user didn't pass it.
7814 * config/i386/darwin.h (CC1_SPEC): Likewise.
7815 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
7816 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
7817 -mmacosx-version-min.
7819 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7820 Uros Bizjak <ubizjak@gmail.com>
7822 * optabs.h (enum optab_index): Add new OTI_scalb.
7823 (scalb_optab): Define corresponding macro.
7824 * optabs.c (init_optabs): Initialize scalb_optab.
7825 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
7827 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
7828 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
7829 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
7830 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
7831 flag_unsafe_math_optimizations is set.
7833 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
7834 to implement scalbf, scalb and scalbl built-ins as inline x87
7837 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7838 DJ Delorie <dj@redhat.com>
7841 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
7842 (diagnostic_report_diagnostic): ... here, and turn them into real
7843 errors. If warnings are inhibited, no need to do anything.
7845 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
7847 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
7848 better code generation.
7850 2007-02-20 Ben Elliston <bje@au.ibm.com>
7852 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
7854 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
7856 * config/alpha/alpha.c, config/alpha/alpha.md,
7857 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
7858 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
7859 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
7860 config/arm/lib1funcs.asm: Follow spelling conventions.
7862 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
7863 config/fr30/fr30.md, config/i386/i386.h,
7864 config/iq2000/iq2000.h, config/iq2000/predicates.md,
7865 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
7866 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
7867 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
7868 config/rs6000/altivec.md, config/rs6000/rs6000.c,
7869 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
7870 config/sparc/sparc.c, config/sparc/sparc.h,
7871 config/sparc/sparc.md, config/spu/constraints.md,
7872 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
7875 2007-02-20 Alan Modra <amodra@bigpond.net.au>
7878 * varasm.c (use_blocks_for_decl_p): Return false for decls with
7881 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
7883 * doc/invoke.texi (-ftree-lrs): Remove.
7885 2007-02-19 Diego Novillo <dnovillo@redhat.com>
7887 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
7890 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
7892 * config/ia64/ia64.c (ia64_expand_builtin): Use the
7893 new CALL_EXPR_FN macro for retrieving the function
7894 declaration of the input expression.
7896 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7898 * c.opt (Waddress): New.
7899 * common.opt (Walways-true): Delete.
7900 (Wstring-literal-comparison): Delete.
7901 * doc/invoke.texi (Warning Options): Delete -Walways-true and
7902 -Wstring-literal-comparison. Add -Waddress.
7904 (Walways-true): Delete.
7905 (Wstring-literal-comparison): Delete.
7906 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
7907 consistently instead of -Walways-true in example.
7908 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
7909 * c-typeck.c (parser_build_binary_op): Replace
7910 -Wstring-literal-comparison and -Walways-true with -Waddress.
7911 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
7914 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
7916 * tree-cfg.c (dump_function_to_file): Be prepared for functions
7917 without DECL_STRUCT_FUNCTION initialized.
7919 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
7921 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
7922 due to calls to functions taking pointers as parameters.
7924 2007-02-19 Richard Henderson <rth@redhat.com>
7927 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
7930 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
7932 * config/s390/s390.c (s390_call_saved_register_used,
7933 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
7934 accessed to the new scheme.
7936 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
7938 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
7939 (cris_print_index, cris_print_operand, cris_print_operand_address)
7940 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
7941 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
7942 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
7944 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
7945 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
7946 GO_IF_LEGITIMATE_ADDRESS): Ditto.
7947 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
7948 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
7949 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
7950 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
7951 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
7952 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
7953 (uminsi3, call, call_value): Ditto.
7954 (define_split: indir_to_reg_split, unnamed): Ditto.
7956 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
7958 PR tree-optimization/30975
7959 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
7962 2007-02-18 Eric Christopher <echristo@gmail.com>
7964 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
7965 Remove use of arglist.
7966 (mips_expand_builtin): Remove use of arglist, pass in expr.
7967 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
7968 (mips_expand_builtin_movtf): Ditto.
7969 (mips_expand_builtin_compare): Ditto.
7971 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
7973 * tree-sra.c (sra_build_assignment): Replace assertion
7974 checking with a comment explaining why it can't be done.
7976 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
7979 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
7980 during CALL_EXPR representation conversion.
7981 * tree-ssa-propagate.c (set_rhs): Likewise.
7983 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
7985 * tree-sra.c (sra_build_assignment): Disable assertion checking
7988 2007-02-18 Roger Sayle <roger@eyesopen.com>
7990 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
7991 instead of calling build2 with a GIMPLE_MODIFY_STMT.
7992 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
7994 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
7995 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
7996 gimplify_init_ctor_eval_range, gimple_push_cleanup,
7997 gimplify_omp_for, gimplify_omp_atomic_pipeline,
7998 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
7999 force_gimple_operand): Likewise.
8000 * ipa-cp.c (constant_val_insert): Likewise.
8001 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
8002 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
8003 perfect_nestify): Likewise.
8004 * langhooks.c (lhd_omp_assignment): Likewise.
8005 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
8006 lower_copyprivate_clauses, lower_send_clauses,
8007 lower_send_shared_vars, expand_parallel_call,
8008 expand_omp_for_generic, expand_omp_for_static_nochunk,
8009 expand_omp_for_static_chunk, expand_omp_sections,
8010 lower_omp_single_copy, lower_omp_for_lastprivate,
8011 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
8012 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
8013 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
8016 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
8018 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
8019 config/sh/sh.md: Follow spelling conventions.
8021 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
8022 config/frv/predicates.md: Follow spelling conventions.
8024 * config/m68k/linux-unwind.h: Fix a comment typo.
8025 * target.h: Follow spelling conventions.
8027 2007-02-18 Roger Sayle <roger@eyesopen.com>
8029 PR rtl-optimization/28173
8030 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
8031 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
8032 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
8033 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
8034 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
8036 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8038 * builtins.c (fold_builtin_load_exponent): New.
8039 (fold_builtin_2): Use it.
8041 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
8043 PR rtl-optimization/30773
8044 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
8045 if we fail to attach a REG_EQUIV note.
8047 2007-02-18 David Edelsohn <edelsohn@gnu.org>
8048 Roger Sayle <roger@eyesopen.com>
8050 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
8052 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
8054 * calls.c (initialize_argument_information): Pass original EXP
8055 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
8056 code to split complex arguments here, as part of initializing the
8058 (expand_call): Remove code that builds a list of arguments and
8059 inserts implicit arguments into it. Instead, just count how many
8060 implicit arguments there will be so we can determine the size of
8061 the ARGS array, and let initialize_argument_information do the work.
8062 (split_complex_values): Delete unused function.
8064 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
8066 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
8068 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
8070 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
8071 for arg pointer based indexed addressing.
8073 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
8075 * config/ia64/ia64.h, config/ia64/ia64.md,
8076 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
8077 spelling conventions.
8079 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
8081 * config/m68k/m68k.c (split_di): New.
8082 * config/m68k/m68k-protos.h: Declare split_di.
8083 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
8084 Improve predicate handling and split constant shifts.
8086 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
8088 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
8089 parameter for register bitfield operations, general predicates
8092 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
8094 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
8095 * config/m68k/linux-unwind.h: New file.
8097 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
8099 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
8100 config/i386/athlon.md, config/ia64/ia64.md,
8101 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
8102 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
8103 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
8104 tree-ssa-loop-niter.c, tree-vect-analyze.c,
8105 tree-vect-transform.c: Fix comment typos.
8107 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
8109 * sched-deps.c (find_insn_list): Remove.
8110 * sched-int.h: Remove the prototype for find_insn_list.
8112 2007-02-16 Geoffrey Keating <geoffk@apple.com>
8114 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
8116 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
8117 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
8118 darwin_rs6000_override_options.
8119 (C_COMMON_OVERRIDE_OPTIONS): Expect
8120 darwin_macosx_version_min to be non-NULL always.
8121 (TARGET_C99_FUNCTIONS): Likewise.
8122 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
8123 (DARWIN_MINVERSION_SPEC): New.
8124 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
8125 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
8127 (DARWIN_MINVERSION_SPEC): New.
8128 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
8130 * config/darwin-c.c (darwin_cpp_builtins): Expect
8131 darwin_macosx_version_min to be non-NULL always.
8133 * config/rs6000/rs6000.c: Clean up trailing whitespace.
8135 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
8137 * config/i386/i386.h (x86_use_xchgb): New.
8138 (TARGET_USE_XCHGB): New macro.
8139 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
8140 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
8141 Split after reload into bswaphi for shifts of 8.
8142 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
8143 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
8144 or when optimizing for size.
8146 2007-02-16 Richard Guenther <rguenther@suse.de>
8147 Christian Bruel <christian.bruel@st.com>
8149 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
8150 DECLs but prefer SSA_NAMEs over DECLs.
8152 2007-02-16 Richard Guenther <rguenther@suse.de>
8154 * tree-flow-inline.h (single_imm_use_p): Remove.
8155 (zero_imm_uses_p): Likewise.
8156 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
8157 instead of single_imm_use_p.
8158 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
8161 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8164 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
8165 nested double- and backquotes.
8167 2007-02-15 Roger Sayle <roger@eyesopen.com>
8170 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
8171 should be unreachable.
8172 (build2_stat): Allow construction of MODIFY_EXPR at any time.
8173 For the time being redirect GIMPLE_MODIFY_STMT to the new
8174 (renamed) build_gimple_modify_stmt_stat.
8175 (build2_gimple_stat): Rename to...
8176 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
8177 Always build a GIMPLE_MODIFY_STMT node.
8178 * tree.h (build2_gimple, build2_gimple_stat): Delete.
8179 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
8182 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
8183 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
8184 * tree-complex.c (set_component_ssa_name, expand_complex_move,
8185 expand_complex_div_wide): Likewise.
8186 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
8187 * tree-ssa-loop-im.c (schedule_sm): Likewise.
8188 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
8189 * tree-ssa-loop-manip.c (create_iv): Likewise.
8190 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
8191 abs_replacement): Likewise.
8192 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
8193 realify_fake_stores): Likewise.
8195 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
8196 node rather than a GIMPLE_MODIFY_STMT node.
8197 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
8198 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
8200 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
8201 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
8204 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8207 * fold-const.c (fold_comparison): Add back the
8208 folding of constant complex comparisions.
8210 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8213 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
8214 effects unknown to this function, return early.
8216 2007-02-15 Ian Lance Taylor <iant@google.com>
8218 * lower-subreg.c (move_eh_region_note): New static function.
8219 (resolve_simple_move): Call it.
8220 (decompose_multiword_subregs): Track blocks for which we resolve a
8221 simple move which is also a control flow insn. Pass them to
8222 find_many_sub_basic_blocks.
8223 (pass_lower_subreg): Add TODO_verify_flow.
8224 (pass_lower_subreg2): Likewise.
8226 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8227 Brooks Moses <brooks.moses@codesourcery.com>
8228 Lee Millward <lee.millward@codesourcery.com>
8230 * tree.h (enum tree_code_class): Add tcc_vl_exp.
8231 (VL_EXP_CLASS_P): New.
8232 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
8234 (TREE_OPERAND_CHECK_CODE): Likewise.
8235 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
8236 (TREE_RTL_OPERAND_CHECK): Likewise.
8237 (tree_operand_check_failed): Make second parameter the whole tree
8238 instead of its code. Fixed callers.
8239 (VL_EXP_CHECK): New.
8240 (TREE_OPERAND_LENGTH): New.
8241 (VL_EXP_OPERAND_LENGTH): New.
8242 (CALL_EXPR_FN): New.
8243 (CALL_EXPR_STATIC_CHAIN): New.
8244 (CALL_EXPR_ARGS): New.
8245 (CALL_EXPR_ARG): New.
8246 (call_expr_nargs): New.
8247 (CALL_EXPR_ARGP): New.
8248 (build_nt_call_list): Declare.
8249 (build_vl_exp_stat): Declare.
8250 (build_vl_exp): New.
8251 (build_call_list): Declare.
8252 (build_call_nary): Declare.
8253 (build_call_valist): Declare.
8254 (build_call_array): Declare.
8255 (call_expr_arg): Declare.
8256 (call_expr_argp): Declare.
8257 (call_expr_arglist): Declare.
8258 (fold_build_call_list): Declare.
8259 (fold_build_call_list_initializer): Declare.
8260 (fold_call_expr): Declare to replace fold_builtin.
8261 (fold_builtin_fputs): Update to agree with modified definition.
8262 (fold_builtin_strcpy): Likewise.
8263 (fold_builtin_strncpy): Likewise.
8264 (fold_builtin_memory_chk): Likewise.
8265 (fold_builtin_stxcpy_chk): Likewise.
8266 (fold_builtin_strncpy_chk): Likewise.
8267 (fold_builtin_next_arg): Likewise.
8268 (fold_build_call_expr): Declare.
8269 (fold_builtin_call_list): Declare.
8270 (fold_builtin_call_valist): Declare.
8271 (build_call_expr): Declare.
8272 (validate_arglist): Update to agree with modified definition.
8273 (tree_operand_length): New.
8274 (call_expr_arg_iterator): New.
8275 (init_call_expr_arg_iterator): New.
8276 (next_call_expr_arg): New.
8277 (first_call_expr_arg): New.
8278 (more_call_expr_args_p): New.
8279 (FOR_EACH_CALL_EXPR_ARG): New.
8281 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
8282 and tcc_gimple_stmt.
8283 (tree_code_size): Update documentation. Use sizeof (tree) rather
8284 than sizeof (char *).
8285 (tree_size): Likewise. Add case for tcc_vl_exp.
8286 (tree_node_structure): Add case for tcc_vl_exp.
8287 (contains_placeholder_p): Likewise.
8288 (substitute_in_expr): Likewise.
8289 (substitute_placeholder_in_expr): Likewise.
8290 (stabilize_reference_1): Likewise.
8291 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
8292 to diagnose breakage of this interface for constructing CALL_EXPRs.
8293 (build_nt): Add similar assertion here.
8294 (build_nt_call_list): New.
8295 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
8296 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
8298 (get_callee_fndecl): Use new CALL_EXPR accessors.
8299 (tree_operand_check_failed): Change parameters to pass entire node
8300 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
8301 (process_call_operands): New.
8302 (build_vl_exp_stat): New.
8303 (build_call_list): New.
8304 (build_call_nary): New.
8305 (build_call_valist): New.
8306 (build_call_array): New.
8307 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8308 (call_expr_arglist): New.
8310 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
8311 tcc_vl_exp instead of a fixed-size tcc_expression.
8313 * doc/c-tree.texi (CALL_EXPR): Document new representation and
8314 accessors for CALL_EXPRs.
8315 (AGGR_INIT_EXPR): Likewise.
8317 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8318 Brooks Moses <brooks.moses@codesourcery.com>
8319 Lee Millward <lee.millward@codesourcery.com>
8321 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
8322 (expand_builtin_nonlocal_goto): Change parameter to be entire
8323 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
8324 (expand_builtin_prefetch): Likewise.
8325 (expand_builtin_classify_type): Likewise.
8326 (mathfn_built_in): Return NULL_TREE instead of 0.
8327 (expand_errno_check): Use new CALL_EXPR accessors.
8328 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
8329 Return NULL_RTX instead of 0.
8330 (expand_builtin_mathfn_2): Likewise.
8331 (expand_builtin_mathfn_3): Likewise.
8332 (expand_builtin_interclass_mathfn): Likewise.
8333 (expand_builtin_sincos): Likewise.
8334 (expand_builtin_cexpi): Likewise.
8335 (expand_builtin_int_roundingfn): Likewise.
8336 (expand_builtin_int_roundingfn_2): Likewise.
8337 (expand_builtin_pow): Likewise.
8338 (expand_builtin_powi): Likewise.
8339 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
8340 of arglist, fixing callers appropriately. Use new CALL_EXPR
8341 accessors and constructors. Return NULL_RTX instead of 0.
8342 (expand_builtin_strstr): Likewise.
8343 (expand_builtin_strchr): Likewise.
8344 (expand_builtin_strrchr): Likewise.
8345 (expand_builtin_strpbrk): Likewise.
8346 (expand_builtin_memcpy): Likewise.
8347 (expand_builtin_mempcpy): Likewise.
8348 (expand_builtin_mempcpy_args): New.
8349 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
8350 (expand_builtin_memmove_args): New.
8351 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
8352 (expand_movstr): Likewise.
8353 (expand_builtin_strcpy): Likewise.
8354 (expand_builtin_strcpy_args): New.
8355 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
8356 (expand_builtin_strncpy): Likewise.
8357 (expand_builtin_memset): Likewise.
8358 (expand_builtin_memset_args): New.
8359 (expand_builtin_bzero): Similarly to expand_builtin_memset.
8360 (expand_builtin_memcmp): Likewise.
8361 (expand_builtin_strcmp): Likewise.
8362 (expand_builtin_strncmp): Likewise.
8363 (expand_builtin_strcat): Likewise.
8364 (expand_builtin_strncat): Likewise.
8365 (expand_builtin_strspn): Likewise.
8366 (expand_builtin_strcspn): Likewise.
8367 (expand_builtin_args_info): Likewise.
8368 (expand_builtin_va_start): Likewise.
8369 (gimplify_va_arg_expr): Likewise.
8370 (expand_builtin_va_end): Likewise.
8371 (expand_builtin_va_copy): Likewise.
8372 (expand_builtin_frame_address): Likewise.
8373 (expand_builtin_alloca): Likewise.
8374 (expand_builtin_bswap): Likewise.
8375 (expand_builtin_unop): Likewise.
8376 (expand_builtin_fputs): Likewise.
8377 (expand_builtin_expect): Likewise.
8378 (expand_builtin_fabs): Likewise.
8379 (expand_builtin_copysign): Likewise.
8380 (expand_builtin_printf): Likewise.
8381 (expand_builtin_fprintf): Likewise.
8382 (expand_builtin_sprintf): Likewise.
8383 (expand_builtin_init_trampoline): Likewise.
8384 (expand_builtin_signbit): Likewise.
8385 (expand_builtin_fork_or_exec): Likewise.
8386 (expand_builtin_sync_operation): Likewise.
8387 (expand_builtin_compare_and_swap): Likewise.
8388 (expand_builtin_lock_test_and_set): Likewise.
8389 (expand_builtin_lock_release): Likewise.
8390 (expand_builtin): Likewise.
8391 (builtin_mathfn_code): Likewise.
8393 (fold_builtin_constant_p): Pass call arguments individually instead
8394 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
8395 accessors and constructors. Return NULL_TREE instead of 0.
8396 (fold_builtin_expect): Likewise.
8397 (fold_builtin_classify_type): Likewise.
8398 (fold_builtin_strlen): Likewise.
8399 (fold_builtin_nan): Likewise.
8400 (integer_valued_real_p): Likewise.
8401 (fold_trunc_transparent_mathfn): Likewise.
8402 (fold_fixed_mathfn): Likewise.
8403 (fold_builtin_cabs): Likewise.
8404 (fold_builtin_sqrt): Likewise.
8405 (fold_builtin_cbrt): Likewise.
8406 (fold_builtin_cos): Likewise.
8407 (fold_builtin_cosh): Likewise.
8408 (fold_builtin_tan): Likewise.
8409 (fold_builtin_sincos): Likewise.
8410 (fold_builtin_cexp): Likewise.
8411 (fold_builtin_trunc): Likewise.
8412 (fold_builtin_floor): Likewise.
8413 (fold_builtin_ceil): Likewise.
8414 (fold_builtin_round): Likewise.
8415 (fold_builtin_int_roundingfn): Likewise.
8416 (fold_builtin_bitop): Likewise.
8417 (fold_builtin_bswap): Likewise.
8418 (fold_builtin_logarithm): Likewise.
8419 (fold_builtin_hypot): Likewise.
8420 (fold_builtin_pow): Likewise.
8421 (fold_builtin_powi): Likewise.
8422 (fold_builtin_exponent): Likewise.
8423 (fold_builtin_memset): Likewise.
8424 (fold_builtin_bzero): Likewise.
8425 (fold_builtin_memory_op): Likewise.
8426 (fold_builtin_bcopy): Deleted; call site changed to invoke
8427 fold_builtin_memory_op directly.
8428 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
8429 (fold_builtin_strncpy): Likewise.
8430 (fold_builtin_memcmp): Likewise.
8431 (fold_builtin_strcmp): Likewise.
8432 (fold_builtin_strncmp): Likewise.
8433 (fold_builtin_signbit): Likewise.
8434 (fold_builtin_copysign): Likewise.
8435 (fold_builtin_isascii): Likewise.
8436 (fold_builtin_toascii): Likewise.
8437 (fold_builtin_isdigit): Likewise.
8438 (fold_builtin_fabs): Likewise.
8439 (fold_builtin_abs): Likewise.
8440 (fold_builtin_fmin_fmax): Likewise.
8441 (fold_builtin_carg): Likewise.
8442 (fold_builtin_classify): Likewise.
8443 (fold_builtin_unordered_cmp): Likewise.
8445 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
8446 New functions split out from fold_builtin_1.
8447 (fold_builtin_n): New.
8448 (fold_builtin_varargs): New.
8449 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
8451 (fold_call_expr): New.
8452 (build_function_call_expr): Rewrite to use new helper function.
8453 (fold_builtin_call_list): New.
8454 (build_call_expr): New.
8455 (fold_builtin_call_valist): New.
8456 (rewrite_call_expr): New.
8457 (validate_arg): New.
8458 (validate_arglist): Change parameter to be entire CALL_EXPR instead
8459 of an arglist. Change return type to bool. Use new CALL_EXPR
8462 (fold_builtin_strstr): Pass call arguments individually instead
8463 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
8464 accessors and constructors. Return NULL_TREE instead of 0.
8465 (fold_builtin_strchr): Likewise.
8466 (fold_builtin_strrchr): Likewise.
8467 (fold_builtin_strpbrk): Likewise.
8468 (fold_builtin_strcat): Likewise.
8469 (fold_builtin_strncat): Likewise.
8470 (fold_builtin_strspn): Likewise.
8471 (fold_builtin_strcspn): Likewise.
8472 (fold_builtin_fputs): Likewise.
8473 (fold_builtin_next_arg): Likewise.
8474 (fold_builtin_sprintf): Likewise.
8476 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
8477 NULL_RTX instead of 0.
8478 (expand_builtin_memory_chk): Likewise.
8479 (maybe_emit_chk_warning): Likewise.
8480 (maybe_emit_sprintf_chk_warning): Likewise.
8482 (fold_builtin_object_size): Pass call arguments individually instead
8483 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
8484 accessors and constructors. Return NULL_TREE instead of 0.
8485 (fold_builtin_memory_chk): Likewise.
8486 (fold_builtin_stxcpy_chk): Likewise.
8487 (fold_builtin_strncpy_chk): Likewise.
8488 (fold_builtin_strcat_chk): Likewise.
8489 (fold_builtin_strcat_chk): Likewise.
8490 (fold_builtin_strncat_chk): Likewise.
8491 (fold_builtin_sprintf_chk): Likewise.
8492 (fold_builtin_snprintf_chk): Likewise.
8493 (fold_builtin_printf): Likewise.
8494 (fold_builtin_vprintf): Likewise.
8496 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
8498 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
8499 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8500 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
8501 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
8502 (fold_unary): Likewise.
8503 (fold_binary): Likewise.
8504 (fold_ternary): Remove CALL_EXPR case, since they are no longer
8505 ternary expressions.
8506 (fold): Add logic for tcc_vl_exp.
8507 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
8508 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8509 (fold_build3_stat): Add assertion to flag broken interface for
8510 constructing CALL_EXPRs.
8511 (fold_build_call_list): New.
8512 (fold_build_call_list_initializer): New.
8513 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
8515 (fold_strip_sign_ops): Likewise.
8517 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8518 Brooks Moses <brooks.moses@codesourcery.com>
8519 Lee Millward <lee.millward@codesourcery.com>
8521 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
8522 accessors and dump arguments explicitly.
8524 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
8526 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
8528 (print_call_name): Use new CALL_EXPR accessors.
8530 * print-tree.c (print_node): Add case tcc_vl_exp. Print
8531 CALL_EXPR arguments explicitly instead of as a list. Use
8532 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8534 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
8535 (vrp_visit_stmt): Likewise.
8537 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
8538 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
8540 (force_move_till_expr): Likewise.
8542 * targhooks.c (default_external_stack_protect_fail): Use
8543 build_call_expr instead of build_function_call_expr.
8544 (default_hidden_stack_protect_fail): Likewise.
8546 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
8549 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
8550 and walk arguments explicitly.
8552 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
8553 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8554 (expand_simple_operations): Likewise.
8555 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
8557 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
8558 of TREE_CODE_LENGTH.
8559 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
8561 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
8562 instead of TREE_CODE_LENGTH.
8564 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
8565 (tree_ic_transform): Likewise.
8566 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
8567 parameter instead of arglist. Fix callers.
8568 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
8569 (tree_stringops_transform): Likewise.
8570 (tree_indirect_call_to_profile): Likewise.
8571 (tree_stringops_values_to_profile): Likewise.
8573 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
8574 (eliminate_tail_call): Likewise.
8576 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
8578 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
8579 Use TREE_OPERAND_LENGTH and generalize to handle any number of
8581 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
8583 * omp-low.c (build_omp_barrier): Use build_call_expr.
8584 (lower_rec_input_clauses): Likewise.
8585 (lower_reduction_clauses): Likewise.
8586 (expand_parallel_call): Likewise.
8587 (maybe_catch_exception): Likewise.
8588 (expand_omp_for_generic): Likewise.
8589 (expand_omp_for_static_nochunk): Likewise.
8590 (expand_omp_sections): Likewise.
8591 (lower_omp_single_simple): Likewise.
8592 (lower_omp_single_copy): Likewise.
8593 (lower_omp_master): Likewise.
8594 (lower_omp_ordered): Likewise.
8595 (lower_omp_critical): Likewise.
8597 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
8598 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
8600 * tree-gimple.c (is_gimple_call_addr): Fix doc.
8601 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
8602 TREE_CODE_LENGTH. Add tcc_vl_exp case.
8604 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
8605 and generalize to handle any number of operands.
8606 (chrec_contains_undetermined): Likewise.
8607 (tree_contains_chrecs): Likewise.
8608 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
8610 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
8612 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
8613 fold_call_expr instead of fold_builtin.
8614 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
8615 match declarations there.
8616 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
8619 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
8620 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8622 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
8623 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
8625 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
8628 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
8629 (execute_cse_sincos): Use new CALL_EXPR accessors.
8631 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
8633 * gimple-low.c (lower_function_body): Use build_call_expr.
8634 (lower_builtin_setjmp): Likewise.
8636 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
8637 (set_storage_via_libcall): Likewise.
8638 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
8639 instead of TREE_CODE_LENGTH.
8640 (expand_expr_real_1): Use new CALL_EXPR accessors.
8642 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
8643 generalize to handle any number of operands.
8644 (TB_parent_eq): Likewise.
8646 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
8647 (strip_builtin_expect): Likewise.
8649 * function.c (gimplify_parameters): Use build_call_expr.
8651 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
8652 instead of TREE_CODE_LENGTH.
8654 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
8655 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
8657 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
8660 * gimplify.c (build_stack_save_restore): Use build_call_expr.
8661 (gimplify_decl_expr): Likewise.
8662 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
8663 Use new CALL_EXPR iterators.
8664 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
8665 (gimplify_modify_expr_to_memset): Likewise.
8666 (gimplify_variable_sized_compare): Likewise.
8667 (gimplify_omp_atomic_fetch_op): Likewise.
8668 (gimplify_omp_atomic_pipeline): Likewise.
8669 (gimplify_omp_atomic_mutex): Likewise.
8670 (gimplify_function_tree): Likewise.
8672 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
8673 (call_expr_flags): Likewise.
8674 (expand_call): Likewise.
8676 * except.c (expand_builtin_eh_return_data_regno): Pass entire
8677 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
8680 * coverage.c (create_coverage): Use build_call_expr.
8682 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
8683 (temp_call_expr_obstack): New.
8684 (pool_copy_list): Delete.
8685 (temp_copy_call_expr): New.
8686 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
8687 CALL_EXPR accessors. Get rid of special goo for copying argument
8688 lists and use temp_copy_call_expr instead.
8689 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
8690 CALL_EXPR accessors.
8691 (create_expression_by_pieces): Likewise. Use build_call_array
8692 to construct the result instead of fold_build3.
8693 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
8694 dealing with argument lists.
8695 (init_pre): Remove references to expression_node_pool and
8696 list_node_pool. Init temp_call_expr_obstack instead.
8697 (fini_pre): Remove references to expression_node_pool and
8700 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
8701 and walk arguments explicitly instead of as a list.
8703 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
8704 (mx_register_decls): Likewise.
8705 (mudflap_register_call): Likewise.
8706 (mudflap_finish_file): Likewise.
8708 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
8709 (ipa_callsite_compute_param): Likewise.
8711 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
8712 accessors and constructor.
8714 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
8715 accessors and constructor.
8716 (convert_tramp_reference): Likewise.
8717 (convert_call_expr): Likewise.
8718 (finalize_nesting_tree_1): Likewise.
8720 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
8723 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
8725 * tree-inline.c (initialize_inlined_parameters): Pass entire
8726 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
8728 (estimate_num_insns_1): Use new CALL_EXPR accessors.
8729 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
8731 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
8732 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8733 (vectorizable_reduction): Likewise.
8734 (vectorizable_call): Use new CALL_EXPR iterators.
8735 (vectorizable_conversion): Use build_call_expr.
8736 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
8737 (vect_gen_widened_results_half): Use build_call_expr.
8738 (vect_setup_realignment): Likewise.
8739 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
8741 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
8742 (pass_through_call): Likewise.
8743 (compute_object_sizes): Likewise. Use fold_call_expr instead of
8746 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
8747 (tree_gen_pow2_profiler): Likewise.
8748 (tree_gen_one_value_profiler): Likewise.
8749 (tree_gen_ic_func_profiler): Likewise.
8750 (tree_gen_average_profiler): Likewise.
8751 (tree_gen_ior_profiler): Likewise.
8753 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
8754 (find_func_aliases): Use new CALL_EXPR accessors. Add case
8755 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8757 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
8758 of TREE_CODE_LENGTH.
8760 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
8761 of TREE_CODE_LENGTH.
8763 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
8765 (convert_to_integer): Likewise.
8767 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
8770 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8771 Brooks Moses <brooks.moses@codesourcery.com>
8772 Lee Millward <lee.millward@codesourcery.com>
8774 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
8776 * config/frv/frv.c (frv_expand_builtin): Likewise.
8777 * config/s390/s390.c (s390_expand_builtin): Likewise.
8779 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
8780 (sparc_expand_builtin): Use new CALL_EXPR accessors.
8782 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
8783 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
8784 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
8785 (ix86_expand_store_builtin): Likewise.
8786 (ix86_expand_unop_builtin): Likewise.
8787 (ix86_expand_unop1_builtin): Likewise.
8788 (ix86_expand_sse_compare): Likewise.
8789 (ix86_expand_sse_comi): Likewise.
8790 (ix86_expand_vec_init_builtin): Likewise.
8791 (ix86_expand_vec_ext_builtin): Likewise.
8792 (ix86_expand_vec_set_builtin): Likewise.
8793 (ix86_expand_builtin): Use new CALL_EXPR accessors.
8795 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
8796 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
8798 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
8799 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
8800 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
8802 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
8804 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8805 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
8806 arglist. Use new CALL_EXPR accessors. Fix callers.
8807 (altivec_expand_abs_builtin): Likewise.
8808 (rs6000_expand_binop_builtin): Likewise.
8809 (altivec_expand_predicate_builtin): Likewise.
8810 (altivec_expand_lv_builtin): Likewise.
8811 (spe_expand_stv_builtin): Likewise.
8812 (altivec_expand_stv_builtin): Likewise.
8813 (rs6000_expand_ternop_builtin): Likewise.
8814 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
8815 (altivec_expand_st_builtin): Likewise.
8816 (altivec_expand_dst_builtin): Likewise.
8817 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
8818 arglist. Use new CALL_EXPR accessors. Fix callers.
8819 (altivec_expand_vec_set_builtin): Likewise.
8820 (altivec_expand_vec_ext_builtin): Likewise.
8821 (altivec_expand_builtin): Use new CALL_EXPR accessors.
8822 (spe_expand_builtin): Likewise.
8823 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
8824 arglist. Use new CALL_EXPR accessors. Fix callers.
8825 (spe_expand_evsel_builtin): Likewise.
8826 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
8827 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
8829 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
8830 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
8831 (arm_expand_unop_builtin): Likewise.
8832 (arm_expand_builtin): Use new CALL_EXPR accessors.
8834 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
8837 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
8838 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
8839 (bfin_expand_unop_builtin): Likewise.
8840 (bfin_expand_builtin): Use new CALL_EXPR accessors.
8842 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8843 Brooks Moses <brooks.moses@codesourcery.com>
8844 Lee Millward <lee.millward@codesourcery.com>
8846 * c-semantics.c (build_stmt): Add internal diagnostic check.
8848 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
8849 accessors. Print arguments explicitly instead of as a list.
8851 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
8853 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
8854 (c_finish_omp_flish): Likewise.
8856 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
8857 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
8858 instead of TREE_CODE_LENGTH.
8859 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
8860 (c_warn_unused_result): Likewise.
8862 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8865 * doc/invoke.texi (Warning Options): Remove
8866 -Werror-implicit-function-declaration.
8867 (Wimplicit-function-declaration): Update description.
8868 * opts.c (common_handle_option): Move handling of -Werror=* to...
8869 (enable_warning_as_error): ...here.
8870 * opts.h (enable_warning_as_error): Declare.
8871 * c-decl.c (implicit_decl_warning): Unless
8872 -Wno-implicit-function-declaration is given, emit a pedwarn if
8873 -std=c99 or emit a warning if -Wimplicit-function-declaration.
8874 * c.opt (Wimplicit-function-declaration): Replace
8875 mesg_implicit_function_declaration with
8876 warn_implicit_function_declaration.
8877 * c-opts.c (c_common_handle_option):
8878 -Werror-implicit-function-declaration is exactly equal as
8879 -Werror=implicit-function-declaration.
8880 (set_Wimplicit): Replace mesg_implicit_function_declaration with
8881 warn_implicit_function_declaration.
8882 (c_common_post_options): -Wimplict-function-declaration is enabled
8883 by default by -std=c99, otherwise is disabled by default.
8884 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
8886 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
8888 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
8889 DECL on the rhs to a DECL on the lhs for debug info purposes if the
8890 former is ignored but not the latter.
8892 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
8894 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
8895 is made and the reference doesn't use the alias set of its type,
8896 do not create the temporary using that type.
8898 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
8900 * jump.c: Remove prototypes for delete_computation and
8901 delete_prior_computation.
8903 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
8905 * jump.c (get_label_after): Delete.
8906 (get_label_before, delete_computation, delete_jump,
8907 delete_prior_computation, follow_jumps): Move...
8908 * reorg.c (delete_computation, delete_prior_computation): ... here...
8909 (get_label_before, delete_jump): ... making these static ...
8910 (follow_jumps): ... and simplifying this since it only runs after
8912 * rtl.h (get_label_after, get_label_before, delete_jump,
8913 follow_jumps): Delete prototypes.
8915 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
8917 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
8919 2007-02-15 Nick Clifton <nickc@redhat.com>
8921 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
8922 order to prevent it from being munged by the target.
8924 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
8926 * config/i386/i386.md: Remove misleading comment.
8928 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8930 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
8931 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
8934 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8936 * tree-sra.c (instantiate_missing_elements): Canonicalize
8938 (sra_build_assignment): New.
8939 (generate_copy_inout, generate_element_copy,
8940 generate_element_zero, generate_one_element_init): Use it.
8942 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8944 * tree-sra.c (instantiate_missing_elements): Canonicalize
8946 (sra_build_assignment): New.
8947 (generate_copy_inout, generate_element_copy,
8948 generate_element_zero, generate_one_element_init): Use it.
8950 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
8952 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
8955 2007-02-14 Joseph Myers <joseph@codesourcery.com>
8957 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
8958 types as aggregates not scalars.
8959 * function.c (assign_stack_temp_for_type): Likewise.
8961 2007-02-14 Roger Sayle <roger@eyesopen.com>
8962 Zdenek Dvorak <dvorakz@suse.cz>
8964 * tree-dump.c (dump_switch_p_1): Require exact match of the option
8967 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
8969 * passes.c (next_pass_1): Clear the next field of the copied
8972 2007-02-14 Richard Henderson <rth@redhat.com>
8974 * tree-sra.c (early_sra): New.
8975 (decl_can_be_decomposed_p): Deny va_list if early_sra.
8976 (tree_sra_early, pass_sra_early): New.
8977 * tree-pass.h (pass_sra_early): Declare.
8978 * passes.c (init_optimization_passes): Use it.
8980 2007-02-14 Richard Guenther <rguenther@suse.de>
8982 * flags.h (issue_strict_overflow_warning): Convert to a macro.
8984 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
8986 PR tree-optimization/30771
8987 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
8989 (vect_analyze_operations): Induction phis can now be marked as
8991 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
8992 Update documentation accordingly.
8994 2007-02-14 Nick Clifton <nickc@redhat.com>
8996 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
8997 most 3 arguments are supported.
8998 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
9000 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
9002 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
9003 Ensure dst->current is valid.
9005 2007-02-13 Paul Brook <paul@codesourcery.com>
9007 * config.gcc: Add arm*-*-uclinux-*eabi.
9008 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
9009 (SUBTARGET_EXTRA_LINK_SPEC): Define.
9010 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
9011 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
9012 (LINK_SPEC): Define.
9014 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
9016 * config/arm/uclinux-eabi.h: New file.
9017 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
9018 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
9021 2007-02-13 Ian Lance Taylor <iant@google.com>
9023 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
9024 * flags.h (warn_strict_overflow): Declare.
9025 (enum warn_strict_overflow_code): Define.
9026 (issue_strict_overflow_warning): New static inline function.
9027 * opts.c (warn_strict_overflow): New variable.
9028 (common_handle_option): Handle OPT_Wstrict_overflow and
9029 OPT_Wstrict_overflow_.
9030 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
9032 * fold-const.c: Include intl.h.
9033 (fold_deferring_overflow_warnings): New static variable.
9034 (fold_deferred_overflow_warning): New static variable.
9035 (fold_deferred_overflow_code): New static variable.
9036 (fold_defer_overflow_warnings): New function.
9037 (fold_undefer_overflow_warnings): New function.
9038 (fold_undefer_and_ignore_overflow_warnings): New function.
9039 (fold_deferring_overflow_warnings_p): New function.
9040 (fold_overflow_warning): New static function.
9041 (make_range): Add strict_overflow_p parameter. Change all
9043 (extract_muldiv, extract_muldiv_1): Likewise.
9044 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
9045 tree_expr_nonnegative_p.
9046 (fold_negate_expr): Call fold_overflow_warning.
9047 (fold_range_test): Likewise.
9048 (fold_comparison): Likewise.
9049 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
9050 instead of tree_expr_nonnegative_p.
9051 (tree_expr_nonnegative_warnv_p): Rename from
9052 tree_expr_nonnegative_p, add strict_overflow_p parameter.
9053 (tree_expr_nonnegative_p): New function.
9054 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
9055 strict_overflow_p parameter.
9056 (tree_expr_nonzero_p): New function.
9057 * passes.c (verify_interpass_invariants): New static function.
9058 (execute_one_pass): Call it.
9059 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
9061 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
9062 (estimate_numbers_of_iterations): Likewise.
9063 (scev_probably_wraps_p): Likewise.
9064 * tree-ssa-ccp.c: Include "toplev.h".
9065 (evaluate_stmt): Defer fold overflow warnings until we know we are
9067 (struct fold_stmt_r_data): Add stmt field.
9068 (fold_stmt_r): Defer fold overflow warnings until we know we
9070 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
9071 (fold_stmt_inplace): Likewise.
9072 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
9073 (cleanup_control_expr_graph): Defer fold overflow warnings until
9074 we know we are going to optimize.
9075 * tree-cfg.c (fold_cond_expr_cond): Likewise.
9076 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
9078 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
9079 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
9080 * tree-ssa-loop-manip.c (create_iv): Likewise.
9081 * c-typeck.c (build_conditional_expr): Likewise.
9082 (build_binary_op): Likewise.
9083 * tree-vrp.c (vrp_expr_computes_nonzero): Call
9084 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
9085 (extract_range_from_unary_expr): Likewise.
9086 * simplify-rtx.c (simplify_const_relational_operation): Warn when
9087 assuming that signed overflow does not occur.
9088 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
9089 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
9090 (fold_defer_overflow_warnings): Declare.
9091 (fold_undefer_overflow_warnings): Declare.
9092 (fold_undefer_and_ignore_overflow_warnings): Declare.
9093 (fold_deferring_overflow_warnings_p): Declare.
9094 (tree_expr_nonzero_warnv_p): Declare.
9095 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
9097 (Warning Options): Document -Wstrict-overflow.
9098 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
9099 (tree-ssa-ccp.o): Likewise.
9100 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
9101 (fold-const.o): Depend on intl.h.
9103 2007-02-13 Ian Lance Taylor <iant@google.com>
9106 * lower-subreg.c (resolve_simple_move): Decompose subregs in
9109 2007-02-13 Stuart Hastings <stuart@apple.com>
9111 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
9113 2007-02-13 Richard Henderson <rth@redhat.com>
9115 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
9116 handled_component_p before looking for the indirect_ref.
9118 2007-02-13 Richard Henderson <rth@redhat.com>
9120 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
9121 remove flags clobber.
9122 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
9123 (bswaphi_lowpart): New.
9124 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
9125 remove TARGET_BSWAP test. Delete expander of the same name.
9127 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
9128 (expand_unop): Use them.
9130 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
9132 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
9133 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
9134 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
9135 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
9136 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
9137 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
9138 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
9139 assembler dialect choice from asm templates.
9141 2007-02-12 Richard Henderson <rth@redhat.com>
9143 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
9144 (fixuns_trunc<SSEMODEF>si2): Use it.
9145 * config/i386/sse.md (vec_setv4sf_0): Export.
9146 * config/i386/i386.c (ix86_build_const_vector): Export.
9147 (ix86_split_convert_uns_si_sse): Rename from
9148 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
9149 * config/i386/i386-protos.h: Update.
9151 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9154 * c-typeck.c (c_finish_return): Improve warning message.
9156 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9158 * alias.c (find_symbolic_term): Delete unused function.
9160 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
9162 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
9163 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
9164 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
9166 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
9168 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
9169 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
9170 the function, temporarily point the debug interface to the null one.
9172 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
9174 * dwarf2out.c (round_up_to_align): New static function.
9175 (field_byte_offset): Use it to round the offset.
9177 2007-02-12 Richard Henderson <rth@redhat.com>
9179 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
9180 (inswl_const): Export.
9182 2007-02-12 Richard Henderson <rth@redhat.com>
9184 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
9185 result mode of the libcall, convert back to outmode.
9187 2007-02-12 Roger Sayle <roger@eyesopen.com>
9189 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
9190 (bswapdi2): New define_expand to implement 32-bit implementation.
9192 2007-02-12 Nick Clifton <nickc@redhat.com>
9194 * doc/invoke.texi (Overall Options): Document --help=.
9195 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
9196 (cc1_options): Pass --help= on to cc1.
9197 (display_help): Add description of --help=.
9198 (process_command): Add code to handle --help=. Allow translated
9199 --help and --target-help switches to be passed on to compiler
9201 (main): Remove unused if statement.
9202 * opts.c (columns): Remove.
9203 (LEFT_COLUMN): Define.
9204 (wrap_help): Add columns argument.
9205 (print_filtered_help): Change parameters to be an include bitmask,
9206 an exclude bitmask, an any bitmask and the column width. Move the
9207 code to display the params list here. Add code to display the
9208 status of options rather than their descriptions if the quiet flag
9210 (print_specific_help): Change parameters to be an include bitmask,
9211 an exclude bitmask and an any bitmask. Move code to look up the
9212 column width here. Decide upon the title for an options listing.
9213 (common_handle_options): Add code to handle --help=. Adapt code
9214 for --help and --target-help to use the revised form of the
9215 print_specific_help function.
9216 (print_help): Delete.
9217 (print_param_help): Delete.
9218 (print_switch): Delete.
9219 * opts.h (cl_lang_count): Add prototype.
9220 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
9221 CL_MAX_OPTION_CLASS): New defines.
9222 * optc-gen.awk: Add construction of cl_lang_count.
9223 * c.opt: Add Warning attribute to warning options and Optimization
9224 attribute to optimization options.
9225 * common.opt: Likewise.
9227 Add -fhelp and -ftarget-help as aliases for the transformed --help
9228 and --target-help options.
9229 * opt-functions.awk: Add code to handle Warning and Optimization
9232 2007-02-12 Richard Henderson <rth@redhat.com>
9234 * config/alpha/constraints.md: New file.
9235 * config/alpha/alpha.c: Include tm-constrs.h.
9236 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
9237 alpha_extra_constraint): Remove.
9238 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
9239 * config/alpha/alpha-protos.h: Update.
9240 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
9241 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
9242 (EXTRA_CONSTRAINT): Remove.
9243 * config/alpha/alpha.md: Include constraints.md.
9244 (adddi splitter): Use satisfies_constraint_*.
9245 * config/alpha/predicates.md (add_operand): Likewise.
9246 (sext_add_operand, addition_operation): Likewise.
9248 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
9250 PR tree-optimization/29145
9251 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
9252 in our handling of restrict qualified pointers.
9254 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9257 * doc/invoke.texi (Wunused-value): Update description.
9258 (Wextra): Delete item.
9259 * opts.c (set_Wextra): Don't use the value of Wextra to set the
9260 value of Wunused-value.
9261 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
9262 (c_finish_stmt_expr): Don't check extra_warnings.
9263 (emit_side_effect_warnings): The caller is responsible to check
9266 2007-02-11 Roger Sayle <roger@eyesopen.com>
9267 Matt Thomas <matt@3am-software.com>
9269 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
9271 2007-02-11 Roger Sayle <roger@eyesopen.com>
9273 * simplify-rtx.c (simplify_relational_operation_1): Optimize
9274 comparisons of POPCOUNT against zero.
9275 (simplify_const_relational_operation): Likewise.
9277 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9279 * doc/invoke.texi (Wextra): Delete outdated paragraph.
9281 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9283 * dwarf2out.c (root_type): Delete unused function.
9285 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9287 * genattrtab.c (contained_in_p): Delete unused function.
9288 (write_expr_attr_cache): Likewise.
9290 2007-02-11 Jan Hubicka <jh@suse.cz>
9292 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
9295 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
9297 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
9298 to add the REG_EQ* note.
9299 * see.c (see_merge_one_use_extension): Likewise.
9300 * local-alloc.c (update_equiv_regs): Likewise. Also don't
9301 turn REG_EQUAL notes into REG_EQUIV notes if the target
9302 register may have more than one set.
9303 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
9304 * gcse.c (try_replace_reg): Likewise.
9305 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
9306 * calls.c (fixup_tail_calls): Likewise. Abort if there is
9307 more than one REG_EQUIV note.
9308 * reload1.c (gen_reload): Use set_unique_reg_note.
9310 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
9312 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
9313 (ix86_builtin_conversion): New function.
9315 2007-02-06 Mark Mitchell <mark@codesourcery.com>
9318 * tree.h (DECL_REPLACEABLE_P): New macro.
9319 * except.c (set_nothrow_function_flags): Likewise.
9321 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
9322 Ira Rosen <irar@il.ibm.com>
9323 Dorit Nuzman <dorit@il.ibm.com>
9325 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
9326 * targhooks.c (default_builtin_vectorized_conversion): New.
9327 * targhooks.h (default_builtin_vectorized_function): New declaration.
9328 * target.h (struct vectorize): Add builtin_conversion field.
9329 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
9330 stmt_vec_info_type value.
9331 (vectorizable_conversion): New declaration.
9332 * tree-vect-analyze.c (vect_analyze_operations): Add
9333 vectorizable_conversion call.
9334 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
9335 * tree-vect-transform.c (vectorizable_conversion): New function.
9336 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
9337 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
9339 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
9340 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
9341 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
9342 or ALTIVEC_BUILTIN_VCFSX.
9344 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9347 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
9348 CONST_DOUBLE and operand 0 is a hard register.
9349 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
9350 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
9351 is a hard floating-point register.
9353 2007-02-10 Richard Henderson <rth@redhat.com>
9354 Jakub Jelinek <jakub@redhat.com>
9355 Alexandre Oliva <aoliva@redhat.com>
9357 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
9358 * builtin-types.def (BT_WORD): Make unsigned.
9359 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
9360 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
9361 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
9362 * c-decl.c (grokdeclarator): Don't error if !have_tls.
9363 * c-parser.c (c_parser_omp_threadprivate): Likewise.
9364 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
9366 * expr.c (emutls_var_address): New.
9367 (expand_expr_real_1): Expand emulated tls.
9368 (expand_expr_addr_expr_1): Likewise.
9369 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
9370 * output.h (emutls_finish): Declare.
9371 * toplev.c (compile_file): Call it.
9372 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
9373 address before wrapping in CONST.
9374 * varasm.c (emutls_htab, emutls_object_type): New.
9375 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
9376 (get_emutls_object_name, get_emutls_object_type): New.
9377 (get_emutls_init_templ_addr, emutls_decl): New.
9378 (emutls_common_1, emutls_finish): New.
9379 (assemble_variable): When emulating tls, swap decls; generate
9380 constructor for the emutls objects.
9381 (do_assemble_alias): When emulating tls, swap decl and target name.
9382 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
9384 * varpool.c (decide_is_variable_needed): Look at force_output.
9385 Recurse for emulated tls.
9386 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
9387 with decide_is_variable_needed.
9388 * emutls.c: New file.
9389 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
9390 tls_object for real tls.
9392 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
9394 PR rtl-optimization/29599
9395 * reload1.c (eliminate_regs_in_insn): Take the destination
9396 mode into account when computing the offset.
9398 2007-02-09 Stuart Hastings <stuart@apple.com>
9399 Richard Henderson <rth@redhat.com>
9401 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
9402 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
9403 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
9404 fixuns_truncdfhi2): New.
9405 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
9406 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
9407 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
9408 (floatunssidf2): Allow nonimmediate source.
9409 * config/i386/sse.md (movdi_to_sse): New.
9410 (vec_concatv2di): Drop '*'.
9411 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
9412 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
9413 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
9415 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
9416 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
9417 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
9418 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
9419 (ix86_build_signbit_mask): Fix decl of v, refactor to call
9420 ix86_build_const_vector.
9421 (x86_emit_floatuns): Rewrite.
9423 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9425 * genautomata.c (longest_path_length): Delete unused function.
9426 (struct state): Delete unused longest_path_length.
9427 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
9428 (get_free_state): Delete unused.
9430 2007-02-09 Jan Hubicka <jh@suse.cz>
9432 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
9433 * doc/invoke.texi (inline-unit-growth): Update default value.
9435 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
9436 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
9437 (rebuild_cgraph_edges): Likewise.
9438 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
9439 (dump_cgraph_node): Dump frequencies.
9440 (cgraph_clone_edge): Add frequency scales.
9441 (cgraph_clone_node): Add freuqnecy.
9442 * cgraph.h (cgraph_edge): Add freuqnecy argument.
9443 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
9444 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
9445 * tree-pass.h (TODO_rebuild_frequencies): New constant.
9446 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
9447 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
9448 (save_inline_function_body): Likewise.
9449 * ipa-inline.c: inluce rtl.h
9450 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
9451 (cgraph_edge_badness): Use frequencies.
9452 (cgraph_decide_recursive_inlining): Update clonning.
9453 (cgraph_decide_inlining_of_small_function): Dump frequency.
9454 * predict.c (estimate_bb_frequencies): Export.
9455 * predict.h (estimate_bb_frequencies): Declare.
9456 * tree-inline.c (copy_bb): Watch overflows.
9457 (expand_call_inline): Update call of cgraph_create_edge.
9458 (optimize_inline_calls): Use TODO flags to update frequnecies.
9459 * passes.h: Include predict.h
9460 (init_optimization_passes): Move profile ahead.
9461 (execute_function_todo): Handle TODO_rebuild_frequencies.
9463 2007-02-09 Roger Sayle <roger@eyesopen.com>
9465 * config/alpha/alpha.c (emit_insxl): Force the first operand of
9466 the insbl or inswl pattern into a register.
9468 2007-02-09 Roger Sayle <roger@eyesopen.com>
9470 * config/ia64/ia64.md (bswapdi2): New define_insn.
9472 2007-02-09 Richard Henderson <rth@redhat.com>
9474 * config/i386/constraints.md (Ym): New constraint.
9475 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
9476 (movdi_1_rex64): Split sse and xmm general register moves from
9477 memory move alternatives. Use conditional register constraints.
9478 (movsf_1, movdf_integer): Likewise.
9479 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
9480 (movdf_integer_rex64): New.
9481 (pushsf_rex64): Fix output constraints.
9482 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
9483 (sse2_stored): Likewise.
9484 (sse2_storeq_rex64): New.
9485 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
9486 amd and not generic.
9487 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
9488 for optimize_size. Remove SF/DFmode hack.
9490 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9492 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
9495 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
9496 Richard Sandiford <richard@codesourcery.com>
9498 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
9499 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
9500 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
9501 m68k/t-mlib to tmake_file.
9502 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
9503 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
9504 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
9505 Allow it to be cf or m68k. Set m68k_arch_family. If that
9506 variable is not empty, add t-$m68k_arch_family to tmake_file.
9507 Add t-mlibs to tmake_file.
9508 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
9509 * config/m68k/t-cf: New file.
9510 * config/m68k/t-m68k: Likewise.
9511 * config/m68k/t-mlibs: Likewise.
9512 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
9513 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
9514 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
9515 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
9516 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
9518 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
9519 (INSTALL_LIBGCC): Delete.
9520 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
9521 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
9522 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
9523 (M68K_MLIB_CPU): Define.
9524 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
9525 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
9526 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
9528 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
9529 Richard Guenther <rguenther@suse.de>
9532 * fold-const.c (fold_comparison): Handle obfuscated comparisons
9533 against INT_MIN/INT_MAX.
9534 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
9535 file if a loop is removed.
9537 2007-02-09 Joseph Myers <joseph@codesourcery.com>
9539 * calls.c (store_one_arg): Pass correct alignment to
9540 emit_push_insn for non-BLKmode values.
9541 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
9542 unaligned stack slot via a suitably aligned slot.
9544 2007-02-08 DJ Delorie <dj@redhat.com>
9546 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
9548 (legal_subregs): Use unsigned char, make const.
9549 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
9551 2007-02-08 Paul Brook <paul@codesourcery.com>
9553 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
9554 special interworking needed.
9556 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
9558 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
9559 conditional to __SSE2__.
9560 (Entries below should have been added to first ChangeLog
9561 entry for amdfam10 dated 2007-02-05)
9562 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
9564 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
9566 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
9569 2007-02-08 DJ Delorie <dj@redhat.com>
9571 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
9572 * config/m32c/m32c.c (legal_subregs): New.
9573 (m32c_illegal_subreg_p): New.
9574 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
9575 unsupported subregs of hard regs.
9577 2007-02-08 Jan Hubicka <jh@suse.cz>
9579 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
9580 the same one; always update histograms.
9582 2007-02-08 Diego Novillo <dnovillo@redhat.com>
9584 * passes.c (init_optimization_passes): Tidy comment.
9586 2007-02-08 Roger Sayle <roger@eyesopen.com>
9588 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
9589 strip zero_extend, bswap and rotates from POCOUNT's argument.
9590 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
9591 zero_extend and rotates from PARITY's argument.
9592 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
9593 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
9594 of an integer constant at compile-time.
9596 2007-02-08 Diego Novillo <dnovillo@redhat.com>
9599 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
9601 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
9604 * tree-ssa-live.c (remove_unused_locals): Do not remove
9605 TREE_ADDRESSABLE variables.
9606 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
9607 * tree-ssa-operands.c (add_virtual_operand): Remove argument
9608 FOR_CLOBBER. Update all users.
9609 If VAR has an associated alias set, add a virtual operand for
9610 it if no alias is found to conflict with the memory reference.
9612 2007-02-07 Jan Hubicka <jh@suse.cz>
9613 Robert Kidd <rkidd@crhc.uiuc.edu>
9615 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
9617 2007-02-07 Ian Lance Taylor <iant@google.com>
9619 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
9621 2007-02-07 Roger Sayle <roger@eyesopen.com>
9623 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
9624 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
9625 tablejumpdi, movsi_to_cr_one): Remove constraints from
9626 define_expand's match_operands.
9628 2007-02-07 Roger Sayle <roger@eyesopen.com>
9630 * global.c (compute_regsets): Move declatation of "i" inside of
9631 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
9633 2007-02-07 Jakub Jelinek <jakub@redhat.com>
9636 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
9637 of INDIRECT_REF <RESULT_DECL>.
9639 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
9641 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
9642 Kaz Kojima <kkojima@gcc.gnu.org>
9645 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
9647 (sh_initialize_trampoline): Add parentheses to avoid a warning.
9649 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
9651 * doc/loop.texi: Document possibility not to perform disambiguation
9652 of loops with multiple latches.
9653 * cfgloopmanip.c (alp_enum_p): Removed.
9654 (add_loop): Handle subloops. Use get_loop_body_with_size.
9655 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
9656 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
9657 the new forwarder block.
9658 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
9659 Handle the case latch is NULL.
9660 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
9661 when marking loop exits.
9662 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
9664 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
9665 disambiguate_loops_with_multiple_latches.
9666 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
9667 before fix_loop_structure.
9668 * cfgloop.c: Include pointer-set.h and output.h.
9669 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
9670 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
9671 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
9672 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
9673 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
9674 disambiguate_multiple_latches, get_loop_body_with_size,
9675 disambiguate_loops_with_multiple_latches): New functions.
9676 (flow_loop_dump): Dump multiple latch edges.
9677 (flow_loop_nodes_find): Handle loops with multiple latches.
9678 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
9679 (glb_enum_p): Modified.
9680 (get_loop_body): Use get_loop_body_with_size.
9681 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
9682 (AVOID_CFG_MODIFICATIONS): New constant.
9683 (disambiguate_loops_with_multiple_latches, add_loop,
9684 get_loop_body_with_size): Declare.
9685 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
9687 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
9690 * global.c (compute_regsets): New function.
9691 (global_alloc): Refactored ELIMINABLE_REGSET
9692 and NO_GLOBAL_ALLOC_REGS computation out.
9693 (rest_of_handle_global_alloc): Call compute_regsets()
9694 for non-optimizing case.
9696 2007-02-06 Richard Henderson <rth@redhat.com>
9698 * config/i386/constraints.md (Y2): Rename from Y.
9699 (Yi): New constraint.
9700 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
9701 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
9702 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
9703 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
9704 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
9705 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
9706 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
9707 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
9708 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
9709 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
9710 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
9711 vec_extractv2si_1): Change Y constraints to Y2.
9712 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
9713 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
9714 Change Y constraints to Y2.
9715 (sse2_loadld): Change Y constraints to x.
9717 2007-02-06 Roger Sayle <roger@eyesopen.com>
9719 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
9720 (parity<mode>2): New define_expand using rs6000_emit_parity.
9721 * config/rs6000/rs6000.c (rs6000_emit_popcount,
9722 rs6000_emit_parity): New functions.
9723 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
9724 rs6000_emit_parity): Prototype here.
9726 2007-02-06 Ian Lance Taylor <iant@google.com>
9728 * lower-subreg.c (simple_move_operand): Reject CONST.
9729 (resolve_clobber): Call validate_change rather than directly
9730 assigning to XEXP (pat, 0).
9732 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
9734 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
9735 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
9736 (tree-cfg.o): Remove hashtab.h dependency.
9738 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
9739 (struct ivopts_data): Change niters to pointer_map_t.
9740 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
9741 (niter_for_exit): Create pointer_map on demand. Change for
9743 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
9744 (free_loop_data): Destroy data->niters if created and reset field.
9745 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
9746 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
9748 * tree-ssa-reassoc.c: Include pointer-set.h.
9749 (bb_rank): Change to long *.
9750 (operand_rank): Change to pointer_map_t.
9751 (find_operand_rank): Return long, -1 if not found. Declare as inline.
9752 (insert_operand_rank): Accept long.
9753 (operand_entry_hash, operand_entry_eq): Remove.
9754 (get_rank): Return long. Adjust for changes above.
9755 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
9757 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
9759 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
9760 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
9761 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
9763 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
9764 directly since it cannot be NULL.
9765 (get_vi_for_tree): Rewrite for pointer_map API.
9766 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
9767 (init_alias_vars): Create vi_for_tree as pointer_map.
9768 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
9770 * tree-cfg.c: Don't include hashtab.h.
9771 (edge_to_cases): Declare as pointer_map.
9772 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
9774 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
9775 (start_recording_case_labels): Create edge_to_cases as pointer_map.
9776 (end_recoding_case_labels): Cleanup edge_to_cases manually before
9778 (record_switch_edge): Delete.
9779 (get_cases_for_edge): Adjust for pointer_map API, inline
9780 record_switch_edge (rewritten for new API), remove goto.
9782 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
9784 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
9785 * tree-nested.c: Include pointer-set.h.
9786 (var_map_elt, var_map_eq, var_map_hash): Delete.
9787 (struct nesting_info): Remove GTY marker. Change the two htab_t's
9789 (nesting_info_bitmap_obstack): New.
9790 (lookup_field_for_decl): Adjust for pointer_map API.
9791 (lookup_tramp_for_decl): Adjust for pointer_map API.
9792 (get_nonlocal_debug_decl): Adjust for pointer_map API.
9793 (get_local_debug_decl): Adjust for pointer_map API.
9794 (convert_nl_goto_reference): Adjust for pointer_map API.
9795 (convert_nl_goto_receiver): Adjust for pointer_map API.
9796 (create_nesting_tree): Create outside GGC space. Create bitmap on
9797 the new obstack. Create field_map and var_map as pointer_maps.
9798 (free_nesting_tree): Adjust for changes to create_nesting_tree.
9800 (lower_nested_functions): Move root here, no need to NULL it.
9801 Initialize and release the obstack.
9803 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
9805 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
9806 Remove prototypes and make them non-static.
9807 (struct tree_int_map): Remove.
9808 * tree.h (struct tree_int_map): Move here, turning TO into an
9810 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
9812 * tree.h (TREE_COMPLEXITY): Remove.
9813 (struct tree_exp): Remove complexity field.
9814 * tree.c (build1_stat): Don't set it.
9816 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
9817 Victor Kaplansky <victork@il.ibm.com>
9819 * tree-vectorizer.c (vect_is_simple_use): Support induction.
9820 (vect_is_simple_reduction): Support reduction with induction as
9821 one of the operands.
9822 (vect_is_simple_iv_evolution): Fix formatting.
9823 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
9824 formatting. Don't mark induction phis for vectorization.
9825 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
9826 * tree-vect-transform.c (get_initial_def_for_induction): New function.
9827 (vect_get_vec_def_for_operand): Support induction.
9828 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
9830 (vectorizable_reduction): Support reduction with induction as one of
9832 (vectorizable_type_demotion): Use def-type of stmt argument rather
9833 than dummy def-type.
9835 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
9836 flag_tree_scev_cprop.
9837 * common.opt (tree-scev-cprop): New flag.
9839 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
9840 call to vect_get_new_vect_var.
9842 2007-02-06 Ira Rosen <irar@il.ibm.com>
9844 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
9845 vectype is not NULL.
9846 (vect_pattern_recog_1): Likewise.
9848 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9850 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
9851 (fold_negate_expr): Likewise.
9853 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
9856 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
9857 even if cv-qualification is the same.
9859 2007-02-05 Geoffrey Keating <geoffk@apple.com>
9861 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
9862 __enable_execute_stack on completion.
9864 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9866 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
9867 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
9868 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
9869 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
9870 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
9871 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
9872 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
9873 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
9875 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9877 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
9878 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
9879 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
9880 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
9881 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
9882 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
9883 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
9884 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
9885 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
9886 umuldi3_highpart_rex64, umulsi3_highpart_insn,
9887 umulsi3_highpart_zext, smuldi3_highpart_rex64,
9888 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
9889 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
9890 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
9891 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
9892 sqrtextenddfxf2_i387): Added amdfam10_decode.
9894 * config/i386/athlon.md (athlon_idirect_amdfam10,
9895 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
9896 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
9897 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
9898 athlon_ivector_store_amdfam10): New define_insn_reservation.
9899 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
9902 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9904 * config/i386/athlon.md (athlon_call_amdfam10,
9905 athlon_pop_amdfam10, athlon_lea_amdfam10): New
9906 define_insn_reservation.
9907 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
9908 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
9909 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
9911 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9913 * config/i386/athlon.md (athlon_sseld_amdfam10,
9914 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
9915 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
9917 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9919 * config/i386/athlon.md (athlon_sseins_amdfam10): New
9920 define_insn_reservation.
9921 * config/i386/i386.md (sseins): Added sseins to define_attr type
9922 and define_attr unit.
9923 * config/i386/sse.md: Set type attribute to sseins for insertq
9926 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9928 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
9929 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
9930 ssecomi_load_amdfam10, ssecomi_amdfam10,
9931 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
9932 define_insn_reservation.
9933 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
9935 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9937 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
9938 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
9939 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
9940 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
9941 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
9942 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
9943 define_insn_reservation.
9945 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
9946 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
9947 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
9948 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
9949 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
9951 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9953 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
9954 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
9955 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
9956 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
9957 athlon_ssemul_load_k8): Added amdfam10.
9959 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9961 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
9962 (x86_sse_unaligned_move_optimal): New variable.
9964 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
9966 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
9967 for unaligned vector SSE double/single precision loads for AMDFAM10.
9969 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
9971 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
9972 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
9973 Define TARGET_CPU_DEFAULT_amdfam10.
9974 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
9975 (processor_type): Add PROCESSOR_AMDFAM10.
9977 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
9978 processor_type in config/i386/i386.h.
9979 Enable imul peepholes for TARGET_AMDFAM10.
9981 * config.gcc: Add support for --with-cpu option for amdfam10.
9983 * config/i386/i386.c (amdfam10_cost): New variable.
9984 (m_AMDFAM10): New macro.
9985 (m_ATHLON_K8_AMDFAM10): New macro.
9986 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
9987 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
9988 x86_promote_QImode, x86_integer_DFmode_moves,
9989 x86_partial_reg_dependency, x86_memory_mismatch_stall,
9990 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
9991 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
9992 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
9993 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
9994 Enable/disable for amdfam10.
9995 (override_options): Add amdfam10_cost to processor_target_table.
9996 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
9997 processor_alias_table.
9998 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
9999 (ix86_adjust_cost): Add code for amdfam10.
10001 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10003 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
10004 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
10005 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
10006 * config/i386/i386.h: Add builtin definition for SSE4A.
10007 * config/i386/i386.md: Add support for ABM instructions
10008 (popcnt and lzcnt).
10009 * config/i386/sse.md: Add support for SSE4A instructions
10010 (movntss, movntsd, extrq, insertq).
10011 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
10012 Add -march=amdfam10 flag.
10013 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
10014 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
10016 * doc/extend.texi: Add documentation for SSE4A builtins.
10018 2007-02-05 Bob Wilson <bob.wilson@acm.org>
10020 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
10022 2007-02-05 Richard Guenther <rguenther@suse.de>
10024 * tree-vectorizer.h (vectorizable_function): Add argument type
10025 argument, change return type.
10026 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
10027 * tree-vect-transform.c (vectorizable_function): Handle extra
10028 argument, return vectorized function decl.
10029 (build_vectorized_function_call): Remove.
10030 (vectorizable_call): Handle calls with result and argument types
10031 differing. Handle loop vectorization factor correctly.
10032 * targhooks.c (default_builtin_vectorized_function): Adjust for
10034 * targhooks.h (default_builtin_vectorized_function): Likewise.
10035 * target.h (builtin_vectorized_function): Add argument type
10037 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
10038 extra argument, allow vectorizing of lrintf.
10039 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
10040 documentation of target hook.
10042 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
10045 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
10046 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
10047 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
10049 2007-02-05 Roger Sayle <roger@eyesopen.com>
10051 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
10052 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
10053 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
10054 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
10055 before canonicalizing sincos to cexpi.
10056 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
10058 2007-02-05 Roger Sayle <roger@eyesopen.com>
10060 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
10061 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
10062 (alpha_init_builtins): Use alpha_add_builtins to process tables.
10064 2007-02-05 Roger Sayle <roger@eyesopen.com>
10066 * mips-tfile.c (initialize_init_file): Correct endianness test.
10068 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
10070 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
10071 the 'y' constraint.
10073 2007-02-05 Richard Sandiford <richard@codesourcery.com>
10075 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
10076 saves in a PARALLEL before the register assignments.
10078 2007-02-05 Richard Sandiford <richard@codesourcery.com>
10080 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
10081 DWARF_FRAME_RETURN_COLUMN to be a general register.
10082 * dwarf2out.c (init_return_column_size): New function, split from...
10083 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
10084 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
10085 to be nongeneral registers.
10086 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
10088 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
10089 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
10091 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
10093 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
10095 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
10097 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
10098 (remove_path): Use can_remove_branch_p and remove_branch instead
10099 of loop_delete_branch_edge.
10100 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
10101 (tree_transform_and_unroll_loop): Remove dead branches immediately.
10102 Update profile using scale_dominated_blocks_in_loop.
10103 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
10104 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
10105 (can_remove_branch_p, remove_branch): Declare.
10106 * tree-cfg.c (tree_can_remove_branch_p): New function.
10107 (tree_cfg_hooks): Add tree_can_remove_branch_p.
10108 * cfgrtl.c (rtl_can_remove_branch_p): New function.
10109 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
10111 2007-02-05 Jan Hubicka <jh@suse.cz>
10113 PR middle-end/30696
10114 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
10115 nodes in cgraph, don't remove offline copy of the function.
10117 2007-02-04 Jan Hubicka <jh@suse.cz>
10119 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
10120 vectors might cause maybe_lookup_element_for_expr to be called
10121 on non-sra-candidate.
10123 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
10125 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
10126 config/bfin/bfin.md, config/bfin/predicates.md: Follow
10127 spelling conventions.
10129 2007-02-04 Richard Guenther <rguenther@suse.de>
10131 PR middle-end/30636
10132 * fold-const.c (try_move_mult_to_index): Make sure to not
10133 overflow one dimension of a multi-dimensional array access.
10135 2007-02-04 Jan Hubicka <jh@suse.cz>
10137 * passes.c (init_optimization_passes): Reindent.
10139 2007-02-04 Jan Hubicka <jh@suse.cz>
10140 Eric Botcazou <ebotcazou@adacore.com>
10142 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
10143 (execute_fixup_cfg): Break out the abnormal goto code.
10144 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
10145 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
10146 (optimize_inline_calls): Call make_nonlocal_label_edges.
10148 2007-02-04 Jan Hubicka <jh@suse.cz>
10150 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
10151 true when something was changed.
10152 (rename_ssa_copies): When something was changed, do
10153 TODO_remove_unused_locals.
10154 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
10155 add TODO_remove_unused_locals when instruction was removed.
10157 2007-02-04 Jan Hubicka <jh@suse.cz>
10159 * ipa-inline.c (try_inline): Improve debug output; work on already
10161 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
10162 call try_inline for already inlined edges too when flattening;
10163 inline also functions that make callee growth but overall unit size
10166 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
10168 * config/m32c/bitops.md, config/m32c/jump.md,
10169 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
10170 config/m32r/m32r.h, config/m32r/m32r.md,
10171 config/m32r/predicates.md, config/m68hc11/larith.asm,
10172 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
10173 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
10174 config/mips/mips-protos.h, config/mips/mips.c,
10175 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
10176 config/mn10300/mn10300.h, config/mn10300/predicates.md,
10177 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
10178 spelling conventions.
10180 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
10181 Follow spelling conventions.
10183 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
10185 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
10186 warn about C++0x compatibility.
10188 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
10190 * config/h8300/h8300.c, config/h8300/h8300.h,
10191 config/h8300/h8300.md: Follow spelling conventions.
10193 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
10195 PR middle-end/30667
10196 * combine.c (try_combine): Do not substitute source operand
10197 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
10199 2007-02-03 Jan Hubicka <jh@suse.cz>
10201 PR gcov-profile/30650
10202 * value-prof.c (stringop_block_profile): Fix handling of size counter;
10203 do not divide by zero for never executed counters.
10204 (tree_find_values_to_profile): Fix counters.
10205 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
10207 2007-02-03 Ian Lance Taylor <iant@google.com>
10209 * lower-subreg.c (simple_move_operand): New static function,
10210 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
10212 (simple_move): Call simple_move_operand.
10213 (find_decomposable_subregs): Add special handling of MEMs.
10214 (can_decompose_p): Rename from cannot_decompose_p. Reverse
10215 meaning of return value. If we see a hard register, test whether
10216 it can store a word_mode value. Change all callers.
10218 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10220 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
10221 ftrapv insns and expanders.
10222 (subdi3): Change define_expand operand 1 to arith11_operand, and
10223 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
10224 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
10225 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
10228 PR middle-end/30174
10229 * varasm.c (notice_global_symbol): Treat global objects as weak when
10230 flag_shlib is true.
10232 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10234 * emit-rtl.c (dconstpi): Delete.
10235 (dconstsqrt2): New.
10236 (init_emit_once): Delete dconstpi and init dconstsqrt2.
10237 * real.h (dconstpi): Delete.
10238 (dconstsqrt2): New.
10239 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
10240 (fold_builtin_hypot): Likewise.
10242 2007-02-03 Tom Tromey <tromey@redhat.com>
10245 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
10246 -gcoff3, -gxcoff3, -gvms3 implies -dD.
10248 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
10250 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
10251 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
10252 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
10253 config/rs6000/cell.md, config/rs6000/darwin.h,
10254 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
10255 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
10256 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
10257 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
10258 typos. Follow spelling conventions.
10259 * doc/invoke.texi: Follow spelling conventions.
10261 2007-02-03 Roger Sayle <roger@eyesopen.com>
10263 * simplify-rtx.c (simplify_relational_operation_1): Implement some
10264 canonicalization transformations that attempt to simplify integer
10265 constant comparisons to become comparisons against zero.
10267 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10269 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
10271 * fold-const.c (fold_binary): Fix comment typos. Fold complex
10272 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
10274 2007-02-02 Mike Stump <mrs@apple.com>
10276 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
10277 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
10278 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
10279 generate a branch island.
10281 2007-02-02 Bob Wilson <bob.wilson@acm.org>
10283 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
10284 (xtensa_legitimate_address_p): New.
10285 (xtensa_legitimize_address): New.
10286 (xtensa_output_addr_const_extra): New.
10287 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
10289 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
10290 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
10291 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
10292 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
10293 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
10294 (xtensa_legitimize_address): New.
10295 (xtensa_output_addr_const_extra): New.
10297 2007-02-02 Steve Ellcey <sje@cup.hp.com>
10299 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
10301 2007-02-02 Ian Lance Taylor <iant@google.com>
10303 * expmed.c (expand_divmod): Add comment.
10305 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
10307 * emit-rtl.c (renumber_insns): Remove.
10308 * flags.h: Remove the extern for flag_renumber_insns.
10309 * rtl.h: Remove the prototype for renumber_insns.
10310 * toplev.c (flag_renumber_insns): Remove.
10312 2007-02-02 Hui-May Chang <hm.chang@apple.com>
10314 Revert for x86 darwin:
10315 2005-06-19 Uros Bizjak <uros@kss-loka.si>
10317 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
10318 code before the following patch under TARGET_MACHO.
10319 (ix86_function_value_regno_p): Likewise.
10321 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10323 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
10326 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10329 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
10330 general or fp registers. Add comments.
10331 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
10333 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
10335 * pointer-set.c (insert_aux): Only return insertion slot.
10336 (pointer_set_insert): Adjust.
10337 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
10338 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
10339 pointer_map_traverse): New.
10340 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
10341 pointer_map_create, pointer_map_destroy, pointer_map_insert,
10342 pointer_map_contains, pointer_map_traverse): Declare.
10344 2007-02-02 Jakub Jelinek <jakub@redhat.com>
10346 PR middle-end/30473
10347 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
10348 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
10350 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10352 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
10354 (struct _dep): New type.
10355 (dep_t): New typedef.
10356 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
10357 (DEP_STATUS): New access macro. The macro with the same name was
10358 renamed to DEP_LINK_STATUS.
10359 (dep_init): Declare function
10361 (struct _dep_link): New type.
10362 (dep_link_t): New typedef.
10363 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
10364 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
10365 (DEP_LINK_STATUS): New macro.
10366 (debug_dep_links): New debug function.
10368 (struct _deps_list): New type.
10369 (deps_list_t): New typedef.
10370 (DEPS_LIST_FIRST): New access macro.
10371 (FOR_EACH_DEP_LINK): New cycle macro.
10372 (create_deps_list, free_deps_list, delete_deps_list): Declare
10374 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
10375 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
10376 (copy_deps_list_change_con): Ditto.
10378 (move_dep_link): Declare function.
10380 (struct _dep_node): New type.
10381 (dep_node_t): New typedef.
10382 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
10384 (struct haifa_insn_data.back_deps): New field to hold backward
10385 dependencies of the insn.
10386 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
10388 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
10389 Change its type to deps_list_t.
10390 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
10391 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
10392 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
10394 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
10396 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
10398 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
10400 (dep_cost): Declare.
10402 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
10403 (ds_to_dk, dk_to_ds): New functions.
10405 (init_dep_1): New static function.
10406 (init_dep): New function.
10407 (copy_dep): New static function.
10409 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
10411 (detach_dep_link): New static function.
10412 (move_dep_link): New function.
10414 (dep_links_consistent_p, dump_dep_links): New static functions.
10415 (debug_dep_links): New debugging function.
10417 (deps_obstack, dl_obstack, dn_obstack): New static variables.
10419 (alloc_deps_list, init_deps_list): New static functions.
10420 (create_deps_list): New function.
10421 (clear_deps_list): New static function.
10422 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
10423 (deps_list_consistent_p, dump_deps_list): New static functions.
10424 (debug_deps_list): New function.
10425 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
10427 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
10429 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
10430 use new scheduler dependencies lists.
10431 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
10432 (sched_analyze): Ditto. Initialize dependencies lists.
10433 (add_forw_dep, compute_forward_dependences): Update to use new
10434 scheduler dependencies lists.
10436 (init_dependency_caches): Init deps_obstack.
10437 (free_dependency_caches): Free deps_obstack.
10439 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
10440 new scheduler dependencies lists.
10441 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
10442 (add_back_forw_dep, delete_back_forw_dep): Ditto.
10444 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
10445 Update to use new scheduler dependencies lists.
10446 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
10447 (debug_dependencies): Ditto.
10448 (schedule_region): Update comments.
10450 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
10451 scheduler dependencies lists.
10452 (schedule_ebb): Update comments.
10454 * rtl.def (DEPS_LIST): Remove.
10456 * lists.c (unused_deps_list): Remove.
10457 (free_list): Update assertions.
10459 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
10460 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
10462 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
10463 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
10465 * haifa-sched.c (comments): Update.
10466 (insn_cost1): Remove. Inline the code into insn_cost ().
10467 (insn_cost): Update to use new scheduler dependencies lists. Move
10468 processing of the dependency cost to dep_cost ().
10469 (dep_cost): New function. Use it instead of insn_cost () when
10470 evaluating cost of the dependency. Use compatible interface to
10471 interact with the target.
10472 (priority): Update to use new scheduler dependencies lists.
10473 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
10474 with greater number of insns that depend on the insn.
10475 (schedule_insn): Update to use new scheduler dependencies lists. Add
10476 code to free backward dependencies lists. Inline and optimize code
10477 from resolve_dep () - see PR28071.
10478 (ok_for_early_queue_removal): Update to use new scheduler dependencies
10479 lists. Update call to targetm.sched.is_costly_dependence hook.
10481 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
10482 scheduler dependencies lists.
10484 (resolve_dep): Remove. Move the logic to schedule_insn ().
10485 (init_h_i_d): Initialize dependencies lists.
10487 (process_insn_depend_be_in_spec): Rename to
10488 process_insn_forw_deps_be_in_spec. Update to use new scheduler
10489 dependencies lists.
10490 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
10491 Update to use new scheduler dependencies lists.
10492 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
10494 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
10495 new scheduler dependencies lists.
10496 (build_intra_loop_deps): Ditto.
10498 * target.h (struct _dep): Declare to use in
10499 gcc_target.sched.is_costly_dependence.
10500 (struct gcc_target.sched.adjust_cost): Fix typo.
10501 (struct gcc_target.sched.is_costly_dependence): Change signature to use
10502 single dep_t parameter instead of an equivalent triad.
10503 (struct gcc_target.sched.adjust_cost_2): Remove.
10505 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
10507 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
10509 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
10511 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
10513 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
10514 (REG_DEP_TRUE): Document.
10516 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
10517 Change signature to correspond to the targetm.sched.adjust_cost hook.
10518 Update use in TARGET_SCHED_ADJUST_COST_2.
10519 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
10520 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
10521 new scheduler dependencies lists.
10522 (ia64_gen_check): Ditto.
10524 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
10525 dependencies lists.
10527 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
10528 signature to correspond to the targetm.sched.is_costly_dependence hook.
10529 (is_costly_group): Update to use new scheduler dependencies lists.
10531 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
10532 instead of INSN_COST () macro.
10534 2007-02-01 Ian Lance Taylor <iant@google.com>
10536 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
10538 2007-02-01 Guy Martin <gmsoft@gentoo.org>
10540 * pa.md (tp_load): Correct mfctl instruction syntax.
10542 2007-02-01 Geoffrey Keating <geoffk@apple.com>
10544 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
10545 altivec_padding_size calculation on AIX. Improve comment, add
10546 assert to verify that it's right.
10548 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
10551 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
10553 PR inline-asm/28686
10554 * global.c (global_alloc): Add mising initialization of
10557 2007-02-01 Roger Sayle <roger@eyesopen.com>
10559 * alias.c (init_alias_analysis): Correct whitespace.
10560 * bb-reorder.c (fix_edges_for_rarely_executed_code,
10561 partition_hot_cold_basic_blocks): Likewise.
10562 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
10563 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
10564 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
10565 fold_builtin_snprintf_chk, fold_builtin_printf,
10566 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
10567 do_mpfr_arg3, do_mpfr_sincos): Likewise.
10568 * cfgcleanup.c (cleanup_cfg): Likewise.
10569 * cfgexpand.c (tree_expand_cfg): Likewise.
10570 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
10571 * function.c (get_next_funcdef_no): Likewise.
10572 * gengtype.c (main): Likewise.
10573 * genmodes.c (main): Likewise.
10574 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
10575 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
10576 * ifcvt.c (noce_emit_move_insn): Likewise.
10577 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
10579 * stor-layout.c (get_best_mode): Likewise.
10580 * tree-ssa-loop-niter.c (get_val_for): Likewise.
10581 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
10582 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
10583 perform_var_substitution, solve_graph): Likewise.
10584 * tree-vrp.c (vrp_finalize): Likewise.
10586 2007-02-01 Ian Lance Taylor <iant@google.com>
10588 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
10589 high part of a paradoxical subreg, return a constant zero.
10591 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
10593 * toplev.c (lang_dependent_init): Call init_set_costs.
10594 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
10596 2007-02-01 Richard Guenther <rguenther@suse.de>
10598 PR middle-end/30656
10599 * fold-const.c (fold_negate_expr): Allow negating a
10600 constant if overflow does not change.
10602 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10604 * doc/c-tree.texi (Expression trees): Improve markup.
10605 * doc/tm.texi (Register Classes, Addressing Modes)
10606 (Floating Point): Fix spacing after abbreviations. Fix some
10609 2007-02-01 Ben Elliston <bje@au.ibm.com>
10611 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
10612 * doc/contrib.texi: Likewise.
10613 * doc/install.texi: Likewise.
10615 2007-01-31 Richard Henderson <rth@redhat.com>
10616 Ian Lance Taylor <iant@google.com>
10618 * lower-subreg.c: New file.
10619 * rtl.def (CONCATN): Define.
10620 * passes.c (init_optimization_passes): Add pass_lower_subreg and
10621 pass_lower_subreg2.
10622 * emit-rtl.c (update_reg_offset): New static function, broken out
10623 of gen_rtx_REG_offset.
10624 (gen_rtx_REG_offset): Call update_reg_offset.
10625 (gen_reg_rtx_offset): New function.
10626 * regclass.c: Revert patch of 2006-03-05, restoring
10628 (clear_reg_info_regno): New function.
10629 * dwarf2out.c (concatn_loc_descriptor): New static function.
10630 (loc_descriptor): Handle CONCATN.
10631 * common.opt (fsplit_wide_types): New option.
10632 * opts.c (decode_options): Set flag_split_wide_types when
10634 * timevar.def (TV_LOWER_SUBREG): Define.
10635 * rtl.h (gen_reg_rtx_offset): Declare.
10636 (reg_scan_update): Declare.
10637 * regs.h (clear_reg_info_regno): Declare.
10638 * tree-pass.h (pass_lower_subreg): Declare.
10639 (pass_lower_subreg2): Declare.
10640 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
10641 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
10642 -fsplit-wide-types.
10643 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
10644 * Makefile.in (OBJS-common): Add lower-subreg.o.
10645 (lower-subreg.o): New target.
10647 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
10649 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
10651 2007-01-31 Anatoly Sokolov <aesok@post.ru>
10654 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
10656 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10658 PR middle-end/29335
10659 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
10661 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
10663 * cfgloop.h: Include vec-prim.h.
10664 (enum li_flags): Remove LI_ONLY_OLD.
10665 (loop_iterator): Changed.
10666 (fel_next, fel_init): Iterate over loop tree.
10667 (FOR_EACH_LOOP_BREAK): New macro.
10668 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
10670 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
10671 * modulo-sched.c (sms_schedule): Ditto.
10672 * tree-vectorizer.c (vectorize_loops): Ditto.
10673 * doc/loop.texi: Update information on loop numbering and behavior of
10674 FOR_EACH_LOOP wrto new loops.
10675 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
10676 add_to_evolution_1): Test nestedness of loops instead of comparing
10678 * tree-chrec.c (chrec_fold_plus_poly_poly,
10679 chrec_fold_multiply_poly_poly, chrec_evaluate,
10680 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
10681 reset_evolution_in_loop): Ditto.
10682 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
10684 2007-01-31 Dirk Mueller <dmueller@suse.de>
10686 * c-common.c (warn_about_parentheses): Separate warning about
10687 un-parenthized sequence of comparison operators from the one
10688 which is supposed to warn about x <= y <= z.
10690 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
10692 * optabs.h (enum optab_index): Add new OTI_isinf.
10693 (isinf_optab): Define corresponding macro.
10694 * optabs.c (init_optabs): Initialize isinf_optab.
10695 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
10697 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
10698 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
10700 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
10701 expand_builtin_interclass_mathfn.
10702 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
10703 * config/i386/i386.md (UNSPEC_FXAM): New constant.
10704 (fxam<mode>2_i387): New insn pattern.
10705 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
10706 built-in functions as x87 inline asm.
10708 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
10710 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
10712 2007-01-30 Eric Christopher <echristo@apple.com>
10714 * config.gcc: Add geode.
10716 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
10718 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
10719 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
10720 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
10721 value-prof.c: Fix comment typos.
10723 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10726 * doc/invoke.texi (Wpointer-arith): Document warning.
10728 2007-01-30 Janis Johnson <janis187@us.ibm.com>
10730 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
10731 the list of discrepancies from the draft TR.
10733 2007-01-30 Dirk Mueller <dmueller@suse.de>
10736 * doc/invoke.texi (-Wreturn-type): Update description to
10737 match new behavior.
10739 2007-01-30 Richard Sandiford <richard@codesourcery.com>
10741 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
10743 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
10745 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
10746 to handle optabs that operate on floating point input argument and
10747 output to integer output.
10748 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
10749 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
10750 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
10751 expand_builtin_interclass_mathfn ().
10752 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
10753 (ilogbsi2): Remove.
10754 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
10755 ilogbl built-in functions as x87 intrinsics.
10757 2007-01-30 Richard Guenther <rguenther@suse.de>
10759 PR middle-end/27657
10760 * dwarf2out.c (reference_to_unused): Query varpool if the
10761 variable was output.
10763 2007-01-30 Richard Guenther <rguenther@suse.de>
10765 PR middle-end/30313
10766 * passes.c (execute_one_pass): Reset in_gimple_form to not
10767 confuse non-unit-at-a-time mode.
10769 2007-01-29 Roger Sayle <roger@eyesopen.com>
10770 Richard Guenther <rguenther@suse.de>
10772 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
10773 avoid undefined behaviour on overflow. Use force_fit_type_double
10774 to construct the constant with the specified TREE_OVERFLOW.
10776 2007-01-29 Janis Johnson <janis187@us.ibm.com>
10778 * config/dfp-bit.c: Add parameterized support for fp exceptions.
10779 * config/dfp-bit.h: Ditto.
10781 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10783 * c-decl.c (pop_scope): Replace warnings with call to
10784 warn_for_unused_label.
10785 * c-common.h (warn_for_unused_label): Declare.
10786 * c-common.c (warn_for_unused_label): Define.
10788 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10790 * tree-optimize.c (update_inlined_to_pointers): Delete unused
10793 2007-01-29 Janis Johnson <janis187@us.ibm.com>
10795 * Makefile.in (USER_H): Remove decfloat.h.
10796 * ginclude/decfloat.h: Delete, moving contents to ...
10797 * ginclude/float.h: Add support for decimal floating point,
10798 guarded by __STDC_WANT_DEC_FP__.
10800 2007-01-29 Mike Stump <mrs@apple.com>
10802 * doc/gccint.texi (Top): Rename Loop Representation to Loop
10803 Analysis and Representation to resolve case insensitive conflict.
10804 * doc/loop.texi (Loop Analysis and Representation): Likewise.
10806 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
10808 * tree.h (struct tree_memory_tag): Add aliases member.
10809 (MTAG_ALIASES): New macro.
10810 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
10811 (add_may_alias): Remove pointer-set. Update for may_aliases being
10813 (mark_aliases_call_clobbered): Update for may_aliases being a
10815 (compute_tag_properties): Ditto.
10816 (create_partition_for): Ditto.
10817 (compute_memory_partitions): Ditto.
10818 (dump_may_aliases_for): Ditto.
10819 (is_aliased_with): Ditto.
10820 (add_may_alias_for_new_tag): Ditto.
10821 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
10822 (compute_is_aliased): New function.
10823 (compute_may_aliases): Call compute_is_aliased).
10824 (init_alias_info): Initialize alias_bitmap_obstack.
10825 (union_alias_set_into): New function.
10826 (compute_flow_sensitive_aliasing): Use union_aliases_into.
10827 (have_common_aliases_p): Rewrite to take two bitmaps and use
10829 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
10830 Update for bitmaps.
10831 (finalize_ref_all_pointers): Update for add_may_alias changes.
10832 (new_type_alias): Ditto.
10833 * tree-flow-inline.h (may_aliases): Return a bitmap.
10834 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
10835 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
10836 may_aliases being a bitmap.
10837 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
10838 may_aliases now returns a bitmap.
10839 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
10841 * tree-ssa-operands.c (add_virtual_operand): Update for
10842 may_aliases being a bitmap.
10844 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
10846 PR tree-optimization/30630
10847 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
10848 variable as changed.
10850 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
10853 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
10854 expanded only once even if an error occurs.
10856 2007-01-29 Ben Elliston <bje@au.ibm.com>
10858 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
10859 (__gcov_average_profiler): Likewise.
10860 (__gcov_ior_profiler): Likewise.
10861 (__gcov_merge_ior): Likewise.
10863 2007-01-28 Jan Hubicka <jh@suse.cz>
10865 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
10866 * value-prof.c (stringop_block_profile): Likewise.
10868 2007-01-28 Jan Hubicka <jh@suse.cz>
10870 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
10871 variant handling histograms; add wrapper.
10872 (clear_storage_via_libcall): Export.
10873 (emit_block_move_hints): Break out from ...; add histograms.
10874 (emit_block_move): ... this one.
10875 (clear_storage_hints): Break out from ...; add histograms.
10876 (clear_storage): ... this one.
10877 (set_storage_via_memset): Handle histogram.
10878 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
10879 (clear_storage_hints, clear_storage_via_libcall): Declare.
10880 (set_storage_via_setmem): Update prototype.
10881 * doc/md.texi (movmem, setmem): Document new arguments.
10883 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
10885 (stringop_block_profile): New global function.
10886 (tree_stringops_values_to_profile): Profile block size and alignment.
10887 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
10889 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
10890 (stringop_block_profile): Declare.
10891 * builtins.c: Include value-prof.h.
10892 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
10893 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
10894 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
10895 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
10896 * profile.c (instrument_values): Add new counters.
10897 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
10899 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
10900 (tree_init_edge_profiler): Build new profilers.
10901 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
10902 (pass_tree_profile): Add dump.
10903 (tree_profile_hooks): Update.
10904 * Makefile.in (LIBGCOV): Add new constants.
10905 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
10906 __gcov_ior_profiler): New.
10907 * i386.md (movmem/setmem expanders): Add new optional arguments.
10909 2007-01-28 David Edelsohn <edelsohn@gnu.org>
10911 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
10913 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
10915 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
10916 (tree_unswitch_single_loop): Pass eni_size_weights to
10917 tree_num_loop_insns.
10918 * tree-ssa-loop-manip.c: Include tree-inline.h.
10919 (can_unroll_loop_p): Pass eni_size_weights to
10920 tree_num_loop_insns.
10921 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
10922 Pass eni_size_weights to estimate_num_insns.
10923 * tree.h (init_inline_once): Export.
10924 * toplev.c (backend_init): Call init_inline_once.
10925 * cgraphunit.c (cgraph_process_new_functions,
10926 cgraph_analyze_function): Pass eni_inlining_weights to
10927 estimate_num_insns.
10928 * ipa-inline.c (compute_inline_parameters): Ditto.
10929 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
10930 to estimate_num_insns.
10931 (try_unroll_loop_completely): Pass eni_size_weights to
10932 tree_num_loop_insns.
10933 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
10934 ot estimate_num_insns.
10935 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
10936 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
10937 * tree-inline.c (eni_inlining_weights, eni_size_weights,
10938 eni_time_weights): New variables.
10939 (init_inline_once): Initialize them.
10940 (struct eni_data): Mew.
10941 (estimate_num_insns_1, estimate_num_insns): Use weights.
10942 * tree-inline.h (struct eni_weights_d): New.
10943 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
10944 (estimate_num_insns): Declaration changed.
10945 * cfgloop.h (tree_num_loop_insns): Declaration changed.
10946 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
10947 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
10949 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
10951 * tree-data-ref.c (conflict_fn): Assert that the number of affine
10952 relations in the conflict function is valid.
10954 2007-01-27 Ian Lance Taylor <iant@google.com>
10956 * common.opt: Add fstrict-overflow.
10957 * opts.c (decode_options): Set flag_strict_overflow if -O2.
10958 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
10959 (TYPE_OVERFLOW_UNDEFINED): Define.
10960 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
10962 * tree.h (TYPE_TRAP_SIGNED): Don't define.
10963 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
10964 (fold_negate_expr): Likewise.
10965 (make_range): Likewise.
10966 (extract_muldiv_1): Likewise.
10967 (maybe_canonicalize_comparison): Likewise.
10968 (fold_comparison): Likewise.
10969 (fold_binary): Likewise.
10970 (tree_expr_nonnegative_p): Likewise.
10971 (tree_expr_nonzero_p): Likewise.
10972 * tree-vrp.c (compare_values): Likewise.
10973 (extract_range_from_binary_expr): Likewise.
10974 (extract_range_from_unary_expr): Likewise.
10975 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
10977 (nowrap_type_p): Likewise.
10978 * tree-scalar-evolution.c (simple_iv): Likewise.
10979 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
10980 (build_range_check): Likewise.
10981 (extract_muldiv_1): Likewise.
10982 (fold_comparison): Likewise.
10983 * tree-vrp.c (vrp_int_const_binop): Likewise.
10984 (extract_range_from_unary_expr): Likewise.
10985 * convert.c (convert_to_integer): Likewise.
10986 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
10987 (fold_comparison): Likewise.
10988 (fold_binary): Likewise.
10989 * optabs.c (optab_for_tree_code): Likewise.
10990 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
10991 * simplify-rtx.c (simplify_const_relational_operation): Check
10992 flag_strict_overflow and flag_trapv.
10993 (simplify_const_relational_operation): Likewise.
10994 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
10995 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
10998 2007-01-27 Roger Sayle <roger@eyesopen.com>
11000 * tree.c (tree_fold_gcd): Delete.
11001 * tree.h (tree_fold_gcd): Remove prototype.
11002 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
11003 test whether one constant integer is a multiple of another. Instead
11004 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
11005 * fold-const.c (multiple_of_p): We've determined both TOP and
11006 BOTTOM are integer constants so we can call int_const_binop directly
11007 instead of the more generic const_binop.
11009 2007-01-27 Roger Sayle <roger@eyesopen.com>
11011 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
11012 1*X check that the constant hasn't overflowed, to preserve the
11014 (round_up): Provide an efficient implementation when rouding-up an
11015 INTEGER_CST to a power-of-two.
11017 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11019 * doc/sourcebuild.texi: Add comma for clarity.
11020 * doc/extend.texi: Fix some typos.
11021 * doc/passes.texi: Likewise.
11022 * doc/cppinternals.texi: Likewise.
11023 * doc/c-tree.texi: Likewise.
11024 * doc/tree-ssa.texi: Likewise.
11025 * doc/install.texi: Likewise.
11027 2007-01-27 Jan Hubicka <jh@suse.cz>
11029 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
11030 (pass_sra): Do not require alias information.
11031 * passes.c (init_optimization_passes): Add SRA
11033 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
11035 * tracer.c (rest_of_handle_tracer): We already cleaned
11036 up the CFG in tracer() so don't do it here again.
11037 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
11038 cleanup_cfg here, either. And don't call renumber_insns.
11040 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
11041 and BB_HEAD are in the insn stream here. Instead make sure
11042 that BB_INSN is valid on all insns. Also, do check here that
11043 there are no pending branch predictions...
11044 (rtl_verify_flow_info): ...instead of doing it here. Checks
11045 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
11048 2007-01-26 Roger Sayle <roger@eyesopen.com>
11050 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
11051 function to simplify/factorize operand order canonicalization.
11052 (ix86_fixup_binary_operands): Reorganize using the above function.
11053 (ix86_binary_operator_ok): Likewise.
11055 2007-01-27 Jakub Jelinek <jakub@redhat.com>
11057 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
11058 file scope from optimize_attrs.
11059 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
11061 (optimize_attrs): Clear insn_code_values after freeing it.
11063 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
11065 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
11066 a parts.base assignment.
11068 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
11070 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
11071 (compute_subscript_distance, initialize_data_dependence_relation,
11072 finalize_ddr_dependent, analyze_ziv_subscript,
11073 analyze_siv_subscript_cst_affine,
11074 compute_overlap_steps_for_affine_univar,
11075 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
11076 analyze_siv_subscript, analyze_miv_subscript,
11077 analyze_overlapping_iterations, subscript_dependence_tester_1,
11078 compute_self_dependence, free_dependence_relation): Work
11079 with affine_fn instead of chrecs.
11080 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
11081 common_affine_function, affine_function_base,
11082 affine_function_constant_p, affine_fn_op, affine_fn_plus,
11083 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
11084 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
11085 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
11086 (all_chrecs_equal_p): Removed.
11087 * tree-data-ref.h (affine_fn, conflict_function): New types.
11088 (struct subscript): Change type of conflicting_iterations_in_a
11089 and conflicting_iterations_in_b.
11091 2007-01-26 Steve Ellcey <sje@cup.hp.com>
11094 * config/pa/pa.h (TARGET_HPUX_11): New.
11095 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
11096 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
11098 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
11099 Richard Guenther <rguenther@suse.de>
11101 * tree-ssa-structalias.c (solve_graph): Handle case
11102 we merged the variable to another.
11104 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11106 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
11109 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
11110 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
11112 2007-01-25 DJ Delorie <dj@redhat.com>
11114 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
11115 allow changes to modes which don't fit in those registers.
11117 * reload1.c (choose_reload_regs): Check for invalid subregs before
11118 computing their locations, not after.
11120 2007-01-25 Geoffrey Keating <geoffk@apple.com>
11123 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
11124 save Altivec registers in an eh_return function.
11125 (compute_vrsave_mask): Likewise.
11126 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
11127 for saving Altivec registers.
11128 (rs6000_emit_prologue): Don't allocate stack twice in
11129 eh_return function. Correct expected value of altivec_save_offset
11130 when using save_world. Describe save of R0 to stack when using
11131 save_world. Describe stack pointer adjustment when using
11132 save_world. Remove duplicated eh_return parameter register saving.
11133 Update sp_offset variable after save_world.
11134 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
11136 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
11137 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
11140 2007-01-25 Steve Ellcey <sje@cup.hp.com>
11142 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
11144 2007-01-25 Steve Ellcey <sje@cup.hp.com>
11147 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
11148 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
11150 2007-01-25 Richard Guenther <rguenther@suse.de>
11152 * doc/invoke.texi (-Wcoverage-mismatch): Document.
11153 * common.opt (-Wcoverage-mismatch): New warning option.
11154 * coverage.c (get_coverage_counts): Ignore coverage mismatch
11155 if -Wcoverage-mismatch is given.
11157 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
11159 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
11160 (ipcp_driver): Change to static definition.
11161 Add dumping of the ifunctions.
11162 (constant_val_insert): Remove unused parameter. Support for SSA.
11163 (ipcp_propagate_const): Support for SSA.
11164 (ipcp_profile_bb_print): Print only analyzed nodes.
11165 (ipcp_replace_map_create): Remove support for Fortran constant
11167 * ipa-prop.c (ipa_method_modify_stmt,
11168 ipa_callsite_compute_param): Support for SSA.
11169 * ipa-prop.h (ipcp_driver): Remove declaration.
11170 (IS_VALID_TREE_MAP_INDEX): Add define.
11172 2007-01-24 Geoffrey Keating <geoffk@apple.com>
11174 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
11176 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11178 PR middle-end/30447
11179 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
11180 constant argument to cabs and do it without checking for
11181 -funsafe-math-optimizations.
11183 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
11185 * c-common.h (RID_FIRST_CXX0X): New.
11186 (RID_LAST_CXX0X): New.
11187 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
11189 * c.opt (Wc++0x-compat): New.
11190 * doc/invoke.texi (-Wc++0x-compat): Document.
11192 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11194 * builtins.c (fold_builtin_carg): New.
11195 (fold_builtin_1): Use it.
11197 2007-01-24 Jan Hubicka <jh@suse.cz>
11199 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
11201 * ipa-inline.c (initial_insns, max_insns): Delete.
11202 (compute_max_insns): New function.
11203 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
11204 of insns as base for code growth.
11205 (cgraph_decide_inlining): Make initial_insns local; do not compute
11207 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
11208 * doc/invoke.texi (inline-unit-growth): Update docs.
11210 2007-01-24 Jakub Jelinek <jakub@redhat.com>
11212 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
11213 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
11214 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
11215 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
11216 for CPUs that have PTA_CX16 set.
11218 PR middle-end/27416
11219 * gimplify.c (omp_check_private): New function.
11220 (gimplify_scan_omp_clauses): Use it for
11221 firstprivate/lastprivate/reduction.
11223 PR middle-end/30494
11224 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
11225 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
11227 PR middle-end/30421
11228 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
11229 If lower_lastprivate_clauses emits some statements, append them
11230 to dlist rather than body_p and to body_p append an initializer.
11231 (lower_omp_for): Adjust caller.
11233 2007-01-24 Steve Ellcey <sje@cup.hp.com>
11235 * target.h (globalize_decl_name): New.
11236 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
11237 * output.h (default_globalize_decl_name): New.
11238 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
11240 (globalize_decl): Ditto.
11241 (default_globalize_decl_name): New.
11242 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
11243 (ia64_handle_version_id_attribute): New.
11244 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
11245 (ia64_asm_output_external): Use globalize_decl_name instead
11246 of globalize_label.
11247 * doc/extend.texi (version_id): New pragma.
11248 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
11250 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
11252 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
11253 _uleb128_t and _Unwind_SWord with _sleb128_t.
11254 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
11255 uw_frame_state_for, uw_update_context_1): Likewise.
11256 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
11257 * unwind-pe.h (read_uleb128, read_sleb128,
11258 read_encoded_value_with_base): Likewise.
11259 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
11261 2007-01-24 Richard Guenther <rguenther@suse.de>
11263 * builtins.c (expand_builtin_cexpi): Get the fndecl
11264 for cexp in the correct way.
11266 2007-01-24 Jan Hubicka <jh@suse.cz>
11268 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
11270 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
11272 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
11273 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
11274 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
11275 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
11276 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
11277 __SIZEOF_PTRDIFF_T__.
11278 * doc/cpp.texi: Documentation for the new builtin macros added.
11280 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
11282 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
11283 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
11284 instead of operands[2] to avoid access past the end of array.
11286 2007-01-24 Richard Sandiford <richard@codesourcery.com>
11288 * reload1.c (emit_reload_insns): Pass the reload register
11289 for a non-spill output reload through forget_old_reloads_1.
11291 2007-01-23 Joseph Myers <joseph@codesourcery.com>
11293 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
11294 _SOFT_DOUBLE if doubles use software floating-point.
11295 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
11296 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
11297 * config/rs6000/darwin-ldouble.c: Also compile functions for
11298 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
11299 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
11300 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
11301 commented-out long double override.
11302 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
11303 * config/rs6000/eabispe.h: Likewise.
11304 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
11305 long double for non-SPE.
11306 (rs6000_handle_option): Likewise.
11307 (invalid_e500_subreg): Disallow more subregs involding DImode,
11308 DFmode, TImode or TFmode.
11309 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
11311 (legitimate_lo_sum_address_p): Also check for TFmode for E500
11313 (rs6000_legitimize_address): Also handle TFmode for E500 double.
11314 (rs6000_legitimize_reload_address): Also handle TFmode for E500
11316 (rs6000_legitimate_address): Also check for TFmode for E500
11318 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
11319 (spe_build_register_parallel): Handle TFmode and TCmode.
11320 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
11322 (function_arg): Handle TFmode and TCmode for E500 double.
11323 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
11325 (print_operand): Handle TFmode and TImode for %y.
11326 (rs6000_generate_compare): Handle TFmode comparisons for E500
11328 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
11329 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
11330 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
11331 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
11332 TFmode for E500 double.
11333 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
11334 (floatsidf2): Enable for E500 double.
11335 (movtf_softfloat): Use rs6000_nonimmediate_operand.
11336 (extenddftf2): Change to extenddftf2_fprs.
11337 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
11338 depending on TARGET_E500_DOUBLE.
11339 (extendsftf2): Enable for E500 double.
11340 (trunctfdf2): Enable for E500 double.
11341 (trunctfsf2): Change to trunctfsf2_fprs.
11342 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
11343 depending on TARGET_E500_DOUBLE.
11344 (floatsitf2): Enable for E500 double.
11345 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
11346 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
11347 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
11348 (negtf2): Change to negtf2_internal.
11349 (negtf2): New expander.
11350 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
11351 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
11352 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
11353 (movdi_internal32): Use rs6000_nonimmediate_operand.
11354 (unnamed splitter): Likewise.
11355 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
11356 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
11357 (SPE64TF, DITI): New mode macros.
11358 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
11361 (frob_<mode>_di_2): New.
11362 (frob_tf_di_8_2): New.
11363 (frob_di_df): Change to frob_di_<mode>; allow more modes.
11365 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
11367 (frob_ti_<mode>_8_2): New.
11368 (frob_ti_tf_2): New.
11369 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
11370 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
11372 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
11373 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
11374 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
11375 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
11376 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
11377 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
11380 2007-01-23 Ian Lance Taylor <iant@google.com>
11382 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
11384 (OBJS-archive): Reformat, alphabetize.
11385 (OBJS): Change out_object_file to OBJS-md.
11387 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
11389 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
11390 JUMP_P and CALL_P predicates where applicable.
11391 * config/i386/i386.c: Ditto.
11392 * config/i386/i386.md: Ditto.
11393 * config/i386/mmx.md: Ditto.
11394 * config/i386/predicates.md: Ditto.
11396 2007-01-22 Andreas Schwab <schwab@suse.de>
11398 * config/m68k/m68k.h: Fix comment.
11400 2007-01-22 Jan Hubicka <jh@suse.cz>
11402 * passes.c (init_optimization_passes): Do not rerun
11403 pass_early_warn_uninitialized.
11405 2007-01-22 Richard Guenther <rguenther@suse.de>
11407 PR tree-optimization/30038
11408 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
11410 (execute_cse_sincos_1): Likewise.
11411 (execute_cse_sincos): Likewise.
11412 (gate_cse_sincos): Likewise.
11413 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
11414 the cexpi() canonicalization of sincos().
11415 * tree-pass.h (pass_cse_sincos): Declare.
11416 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
11418 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
11420 PR rtl-optimization/29329
11421 * combine.c (replaced_rhs_insn): Rename to i2mod.
11422 (replaced_rhs_value): Rename to i2mod_new_rhs.
11423 (i2mod_old_rhs): New global variable.
11424 (combine_instructions): Adjust for above change. Save a copy of
11425 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
11426 note are substituted in the second instruction.
11427 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
11428 ditch the note if it pertains to the second eliminated register
11429 and this register is mentioned in i2mod_old_rhs.
11432 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
11434 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
11435 the insn to which the note was originally attached.
11437 2007-01-21 Jan Hubicka <jh@suse.cz>
11439 * ipa-inline.c (inlining_mode): Comment, move up.
11440 (cgraph_decide_inlining_incrementally): Do not perform inlining
11441 itself; fix handling of flattening of self recursive functions.
11442 (cgraph_find_cycles): Remove.
11443 (cgraph_flatten_node): Remove.
11444 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
11445 (try_inline): New function.
11446 (cgraph_early_inlining): Update call of
11447 cgraph_decide_inlining_incrementally. Apply inlining here.
11448 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
11450 2007-01-21 Dirk Mueller <dmueller@suse.de>
11453 * tree-vrp.c (check_array_bounds): do not warn
11454 about ADDR_EXPR's of ARRAY_REF's which are immediately
11455 used in binary expressions.
11457 2007-01-21 Ira Rosen <irar@il.ibm.com>
11459 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
11460 read_write_dep and macros for its access.
11461 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
11462 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
11463 argument, call vect_check_interleaving for every independent pair of
11464 data-refs. Mark loads that access the same memory location as a store
11466 (vect_check_dependences): Remove.
11467 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
11468 call, fix the call to vect_analyze_data_ref_dependence.
11469 (vect_analyze_data_ref_access): For statements that access the same
11470 data-ref, check that they are not stores; for loads, check that there
11471 is no store that access the same location.
11473 2007-01-20 Roger Sayle <roger@eyesopen.com>
11474 Joseph Myers <joseph@codesourcery.com>
11476 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
11477 (-fdump-rtl-stack): Likewise.
11478 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
11479 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
11480 (-mpt-fixed): Use @minus{} for minus sign.
11481 (Using Precompiled Headers): Fix under/overfull hbox.
11483 2007-01-20 Jan Hubicka <jh@suse.cz>
11485 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
11486 place within annotation.
11488 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11490 * pa.c (output_move_double): Change array size of xoperands to 4.
11492 2007-01-20 Jan Hubicka <jh@suse.cz>
11494 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
11497 2007-01-19 Ian Lance Taylor <iant@google.com>
11499 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
11500 constant to unsigned HOST_WIDE_INT before negating.
11502 2007-01-19 Ian Lance Taylor <iant@google.com>
11504 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
11506 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
11507 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
11508 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
11509 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
11510 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
11511 (realloc_vdef, realloc_vuse): Change second parameter to
11513 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
11514 fields to unsigned.
11515 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
11516 unsigned. Change x and lim locals to unsigned.
11517 (realloc_vdef, realloc_vuse): Change num_elem parameter to
11519 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
11520 (copy_virtual_operands): Change i and n locals to unsigned.
11522 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11524 PR middle-end/29335
11525 * builtins.c (fold_builtin_1): Handle builtin fdim.
11527 2007-01-20 Jan Hubicka <jh@suse.cz>
11529 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
11530 * tree-ssa-structalias.c (compute_points_to_sets): Do call
11531 init_alias_heapvars.
11532 (init_alias_heapvars): Initialize only when not already initialized.
11533 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
11535 2007-01-19 Roger Sayle <roger@eyesopen.com>
11537 * common.opt (fsigned-zeros): New command line option.
11538 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
11539 of flag_unsafe_math_optimizations.
11540 * opts.c (set_fast_math_flags): The -ffast-math command line option
11541 implies -fno-signed-zeros.
11542 (fast_math_flags_set_p): Likewise.
11544 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
11545 the documentation of -ffast-math appropriately. Wrap long lines.
11547 2007-01-19 Steve Ellcey <sje@cup.hp.com>
11549 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
11550 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
11552 2007-01-19 Tomas Bily <tbily@suse.cz>
11554 * cgraphunit.c (cgraph_finalize_function): Updating of pid
11556 (tree_init_ic_make_global_vars): New function
11557 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
11558 (tree_gen_ic_profiler): New function
11559 (tree_gen_ic_func_profiler): New function
11560 (tree_profiling): Added calling of tree_gen_ic_func_profiler
11561 (tree_profile_hooks): Added hook for indirec/virtual calls
11562 * value-prof.c (tree_find_values_to_profile): New case for
11564 (tree_values_to_profile): Call for determining indirect/virtual
11566 (tree_indirect_call_to_profile): New function
11567 (tree_ic_transform): New function
11568 (tree_ic): New function
11569 (find_func_by_pid): New function
11570 (init_pid_map): New function
11571 (tree_value_profile_transformations): Added check for
11572 indirect/virtual call transformation
11573 * value-prof.h (enum hist_type): New counter type for
11574 indirect/virtual calls
11575 (profile_hooks): Added new hook for profiling indirect/virtual
11577 * profile.c (instrument_values): New case for indirect/virtual
11579 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
11580 (GCOV_COUNTER_V_INDIR): New counter type
11581 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
11582 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
11584 * cgraph.c: Definition of cgraph_max_pid
11585 (cgraph_create_node): Default init of pid attribute
11586 * cgraph.h: Declaration of cgraph_max_pid
11587 (struct cgraph_node): Added pid attribute
11588 * libgcov.c (__gcov_indirect_call_profiler): New function
11589 (__gcov_one_value_profiler_body): New function
11590 (__gcov_one_value_profiler): Body was moved to
11591 __gcov_one_value_profiler_body and calls it
11593 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
11595 * doc/gty.texi (Options): Document the mark_hook option to GTY.
11596 * gengtype.c (write_types_data, write_func_for_structure,
11597 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
11598 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
11599 (walk_type, write_func_for_structure): Generate the mark_hook if
11602 2007-01-19 Jan Hubicka <jh@suse.cz>
11604 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
11605 'early' argument take inlining mode argument specifying whether to
11606 inline for size/speeed or all functions; add support for flattening;
11608 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
11610 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11613 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
11614 the name of the declared identifier.
11616 2007-01-19 Dirk Mueller <dmueller@suse.de>
11618 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
11619 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
11620 duplicate evaluation.
11622 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
11624 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
11625 Macroize expander using X87MODEF12 mode macro. Extend operand 1
11626 to XFMode, use acosxf2 and truncate result to requested mode.
11627 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11628 (asin<mode>2): Similarly, with asin expanders.
11629 (*fscalexf4_i387): Rename from *fscalexf4.
11630 (expNcorexf3): New expander.
11631 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
11632 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
11633 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
11634 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
11635 patterns for SSE math.
11636 (exp10<mode>2): Similarly, with exp10 expanders.
11637 (exp2<mode>2): Similarly, with exp2 expanders.
11638 (expm1<mode>2): Similarly, with expm1 expanders.
11639 (ldexp<mode>3): Similarly, with ldexp expanders.
11640 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
11641 Use gen_truncxf<mode>2_i387_noop to truncate result.
11643 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11645 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
11646 for ColdFire targets.
11648 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
11649 Richard Sandiford <richard@codesourcery.com>
11651 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
11652 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
11653 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
11654 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
11655 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
11656 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
11658 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11660 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
11661 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
11662 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
11663 (*adddi_dilshr32_cf): New pattern.
11664 (adddi3, subdi3): Remove first alternatives.
11666 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11668 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
11669 implemented using move.l, do not use its cc result for floating-point
11672 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11674 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
11675 from accepting 's' constraints if flag_pic.
11677 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11679 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
11680 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
11681 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
11682 condition from TARGET_68881 to TARGET_HARD_FLOAT.
11684 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
11686 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
11687 ColdFire alternatives.
11688 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
11689 * config/m68k/m68k.md (clzsi2): Define for ColdFire
11690 architectures that support ff1 instruction.
11692 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11693 Julian Brown <julian@codesourcery.com>
11695 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
11696 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
11697 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
11700 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11702 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
11704 (output_move_const_into_data_reg, output_move_simode_const): Delete.
11705 * config/m68k/m68k.c (const_method, const_int_cost): Take a
11706 HOST_WIDE_INT instead of an rtx.
11707 (m68k_rtx_costs): Update call accordingly.
11708 (output_move_const_into_data_reg): Likewise. Fix formatting.
11709 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
11711 (output_move_simode_const): Update calls after above changes.
11712 Rework to use automatic variables and predicates like MEM_P.
11713 * config/m68k/m68k.md (pushexthisi_const): Update call to
11716 2007-01-19 Dirk Mueller <dmueller@suse.de>
11718 * tree-ssa-alias.c (perform_var_substitution): Fix typo
11719 in dump_flags test.
11721 2007-01-19 Richard Guenther <rguenther@suse.de>
11723 * builtins.c (expand_builtin_cexpi): Fall back to expanding
11724 via cexp in case sincos is not available.
11726 2007-01-19 Richard Guenther <rguenther@suse.de>
11728 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
11729 * defaults.h (TARGET_HAS_SINCOS): Default to off.
11730 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
11731 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
11732 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
11733 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
11734 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
11735 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
11737 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
11739 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
11741 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
11742 (atan2xf3): Directly generate RTL pattern.
11743 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
11744 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
11745 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
11746 disable patterns for SSE math.
11747 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
11748 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
11749 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
11750 disable patterns for SSE math.
11752 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
11754 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
11756 2007-01-18 Roger Sayle <roger@eyesopen.com>
11758 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
11759 VIEW_CONVERT_EXPR to the same type as it's operand.
11761 2007-01-18 David Edelsohn <edelsohn@gnu.org>
11763 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
11764 configured for long double 128.
11766 2007-01-18 Mike Stump <mrs@apple.com>
11768 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
11771 2007-01-18 Michael Meissner <michael.meissner@amd.com>
11773 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
11776 2007-01-18 Jan Hubicka <jh@suse.cz>
11778 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
11779 greater than NUM_VOP_FREE_BUCKETS.
11781 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
11783 * tree-ssa-structalias.c: Update comments.
11784 (ptabitmap_obstack): Removed.
11785 (pta_obstack): New.
11786 (oldpta_obstack): Ditto.
11787 (stats): Add a few members.
11788 (struct variable_info): Remove node, complex, address_taken, and
11789 indirect_target members. Add oldsolution member.
11790 (new_var_info): Do not initialize removed members.
11791 (constraint_expr_type): Remove INCLUDES.
11792 (constraint_graph): Add size, implicit_preds, rep,
11793 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
11794 (FIRST_REF_NODE): New macro.
11795 (LAST_REF_NODE): Ditto.
11796 (FIRST_ADDR_NODE): Ditto.
11797 (find): New function.
11799 (dump_constraint): Do not handle INCLUDES.
11800 (insert_into_complex): Do not insert duplicate constraints.
11801 (condense_varmap_nodes): Renamed and rewritten into ...
11802 (merge_node_constraints): This. Also fix bug in handling of
11803 offseted copy constraints.
11804 (clear_edges_for_node): No longer need to deal with preds at all,
11805 or removing associated preds/succs.
11806 (merge_graph_nodes): Deal with indirect_cycles.
11807 Don't deal with predecessors.
11808 (add_implicit_graph_edge): New function.
11809 (add_pred_graph_edge): Ditto.
11810 (add_graph_edge): Don't deal with predecessors.
11811 (build_constraint_graph): Removed.
11812 (build_pred_graph): New function.
11813 (build_succ_graph): Ditto.
11814 (struct scc_info): Removed in_component. Added roots, dfs, and
11815 node_mapping. Remove visited_index, unification_queue.
11816 (scc_visit): Deal with union-find we do now.
11817 Deal with cycles with REF nodes.
11818 (collapse_nodes): Renamed and rewritten to ...
11819 (unify_nodes): This.
11820 (process_unification_queue): Removed.
11821 (topo_visit): Cleanup
11822 (do_da_constraint): Use find.
11823 (do_sd_constraint): Ditto.
11824 (do_ds_constraint): Ditto.
11825 (do_complex_constraint): Ditto.
11826 (init_scc_info): Update for removed and added members.
11827 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
11828 (find_indirect_cycles): This.
11829 (equivalence_class): New variable.
11830 (label_visit): New function.
11831 (perform_variable_substitution): Rewritten.
11832 (free_var_substitution_info): New function.
11833 (find_equivalent_node): Ditto.
11834 (move_complex_constraints): Ditto.
11835 (eliminate_indirect_cycles): Ditto.
11836 (solve_graph): Only propagate changed bits.
11837 Use indirect cycle elimination.
11839 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
11840 (tree_id_eq): Renamed to ...
11841 (tree_vi_eq): This. Update for member change
11842 (insert_id_for_tree): Renamed and rewritten to ...
11843 (insert_vi_for_tree): This.
11844 (lookup_id_for_tree): Renamed and rewritten to ...
11845 (lookup_vi_for_tree): This.
11846 (get_id_for_tree): Renamed and rewritten to ...
11847 (get_vi_for_tree): Ditto.
11848 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
11849 (process_constraint): Don't handle INCLUDES.
11850 Remove special ADDRESSOF case.
11851 (find_func_aliases): Rewrite to use vi functions instead of id
11853 (create_function_info_for): Ditto.
11854 (create_variable_info_for): Ditto.
11855 (intra_create_variable_infos): Ditto.
11856 (merge_smts_into): Ditto.
11857 (find_what_p_points_to): Ditto.
11858 (init_base_vars): Ditto.
11859 (init_alias_vars): Ditto.
11860 (remove_preds_and_fake_succs): New function.
11861 (dump_sa_points_to_info): Dump new stats.
11862 (dump_solution_for_var): Use find.
11863 (set_used_smts): Fix formatting.
11864 (compute_points_to_sets): Updated for new functions.
11865 (ipa_pta_execute): Ditto.
11867 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11868 Richard Sandiford <richard@codesourcery.com>
11870 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
11872 * calls.c (expand_call): If the return value is a PARALLEL,
11873 extract its first member.
11874 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
11875 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
11876 use FUNCTION_EXTRA_EPILOGUE.
11877 (m68k_function_value): Return a PARALLEL if the return value
11878 is of a pointer type.
11879 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
11880 (FUNCTION_EXTRA_EPILOGUE): Remove.
11881 * config/m68k/m68k.md (D0_REG): New constant.
11883 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11885 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
11886 output a NOP for empty epilogues.
11888 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11890 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
11891 before function. Extend register save check to include all
11892 registers, not just integer ones.
11894 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
11896 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
11897 (m68k_use_return_insn): ...this.
11898 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
11899 * config/m68k/m68k.c (use_return_insn): Rename to...
11900 (m68k_use_return_insn): ...this.
11901 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
11902 of USE_RETURN_INSN.
11904 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11906 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
11907 nearest even, fix denormal rounding overflow.
11909 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11911 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
11912 f%$smove and f%$move.
11913 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
11914 (extendsfdf2_cf): Use fdmove instead of f%&move.
11915 (truncdfsf2_cf): Use fsmove instead of f%$smove.
11916 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
11918 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11920 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
11923 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11925 * real.h (real_format): Add a canonical_nan_lsbs_set field.
11926 (coldfire_single_format): Declare.
11927 (coldfire_double_format): Likewise.
11928 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
11929 of qnan_msb_set to determine the lower bits of a canonical
11931 (encode_ieee_double): Likewise.
11932 (encode_ieee_quad): Likewise.
11933 (ieee_single_format): Initialize canonical_nan_lsbs_set.
11934 (mips_single_format): Likewise.
11935 (ieee_double_format): Likewise.
11936 (mips_double_format): Likewise.
11937 (ieee_extended_motorola_format): Likewise.
11938 (ieee_extended_intel_96_format): Likewise.
11939 (ieee_extended_intel_128_format): Likewise.
11940 (ieee_extended_intel_96_round_53_format): Likewise.
11941 (ibm_extended_format): Likewise.
11942 (mips_extended_format): Likewise.
11943 (ieee_quad_format): Likewise.
11944 (mips_quad_format): Likewise.
11945 (vax_f_format): Likewise.
11946 (vax_d_format): Likewise.
11947 (vax_g_format): Likewise.
11948 (i370_single_format): Likewise.
11949 (i370_double_format): Likewise.
11950 (decimal_single_format): Likewise.
11951 (decimal_double_format): Likewise.
11952 (decimal_quad_format): Likewise.
11953 (c4x_single_format): Likewise.
11954 (c4x_extended_format): Likewise.
11955 (real_internal_format): Likewise.
11956 (coldfire_single_format): New real_format.
11957 (coldfire_double_format): Likewise.
11958 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
11959 canonical_nan_lsbs_set.
11960 (pdp11_d_format): Likewise.
11961 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
11962 if TARGET_COLDFIRE_CPU.
11964 2007-01-18 Richard Sandiford <richard@codesourcery.com>
11966 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
11967 (output_call, m68k_legitimize_call_address): Declare.
11968 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
11969 parenthesees. Add support for a 'W' constraint.
11970 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
11971 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
11972 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
11973 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
11975 (override_options): Initialize them. Do not set flag_no_function_cse
11976 for TARGET_ID_SHARED_LIBRARY.
11977 (m68k_output_pic_call): Delete.
11978 (m68k_legitimize_call_address): New function.
11979 (print_operand): Remove the %o prefix. Handle the %p prefix.
11980 (output_call): New function.
11981 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
11982 target address from the GOT if symbolic jumps are not allowed.
11983 * config/m68k/m68k.md (call, general_operand): Do not set
11984 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
11985 Merge separate flag_pic and !flag_pic define_insns into...
11986 (*call, *call_value): ...these new patterns. Match the address
11987 rather than the containing MEM and require it to be a call_operand.
11988 Use output_call to generate the asm template.
11989 * config/m68k/predicates.md (const_call_operand): New predicate.
11990 (call_operand): Likewise.
11992 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
11994 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
11995 (STACK_GROWS_DOWNWARD): Define to 1.
11996 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
11997 comments, emphasizing that these values are only defaults.
11998 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
11999 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
12001 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12003 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
12005 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
12006 Richard Sandiford <richard@codesourcery.com>
12008 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
12009 (FP_REGNO_P): New macros.
12010 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
12011 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
12012 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
12013 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
12015 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
12017 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
12018 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
12020 * config/m68k/t-floatlib: New file, extracting common code from...
12021 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
12022 * config/m68k/t-uclinux: Here.
12023 * config/m68k/fpgnulib.c: Do not compile extendeed precision
12024 routines on ColdFire targets.
12026 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
12028 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
12029 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
12030 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
12031 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
12032 explicitly set MOTOROLA to 1.
12033 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
12035 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12036 Nathan Sidwell <nathan@codesourcery.com>
12038 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
12039 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
12040 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
12041 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
12042 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
12043 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
12044 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
12045 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
12046 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
12047 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
12048 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
12049 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
12050 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
12051 (DBX_REGISTER_NUMBER): Delete.
12052 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
12053 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
12054 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
12056 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12058 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
12059 * config/flat.h: New file.
12060 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
12061 OBJECT_FORMAT_FLAT.
12062 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
12063 indirect references for -msep-data or -mid-shared-library.
12064 Do not use PC-relative code addresses either.
12065 * config/m68k/m68k.c (override_options): Restrict -fPIC error
12067 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
12068 for shared libraries and crt1.o for executables. Use crti.o and
12070 (ENDFILE_SPEC): Use crtend.o and crtn.o.
12071 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
12072 Do not add -elf2flt or -shared-lib-id options here.
12073 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
12074 Pass -shared-lib-id if -mid-shared-library, taking the library
12075 identifier from -mshared-library-id if given, otherwise
12077 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
12078 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
12079 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
12080 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
12081 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
12082 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
12084 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
12085 jump sequence for ISA A and ISA A+.
12086 (PICJUMP): Likewise.
12088 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12090 * config.gcc (m68k-*-uclinux*): Base the port on the common
12091 and m68k GNU/Linux files rather than on the generic ELF ones.
12092 * config/m68k/uclinux.h (TARGET_VERSION): Override.
12093 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
12095 2007-01-18 Julian Brown <julian@codesourcery.com>
12096 Richard Sandiford <richard@codesourcery.com>
12098 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
12099 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
12100 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
12102 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
12103 80 unconditionally.
12104 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
12106 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12108 * doc/install.texi: Document m68k-uclinuxoldabi.
12109 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
12110 * config/m68k/uclinux-oldabi.h: New file, copied from
12111 config/m68k/uclinux.h.
12113 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
12115 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
12116 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
12117 (m32r_compute_frame_size): Use unsigned for regno.
12118 (m32r_reload_lr): Use gen_frame_mem.
12120 (m32r_output_function_epilogue): Don't output the function epilogue
12122 (m32r_expand_epilogue): New.
12123 (direct_return): Return false if the function has the interrupt
12125 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
12126 * config/m32r/m32r.md (epilogue): New expander.
12127 (return_lr, return_rte): New insns.
12128 (return): Make it expander.
12129 (return_normal): New expander.
12131 2007-01-18 Josh Conner <jconner@apple.com>
12134 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
12135 support for UNLE, UNLT, UNGE, and UNGT.
12137 2007-01-18 Jan Hubicka <jh@suse.cz>
12139 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
12140 * tree-tailcall (add_virtual_phis): Likewise.
12141 (optimize_tail_call): Return TODOs.
12142 (execute_tail_calls): Return TODOs.
12143 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
12144 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
12146 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
12147 Cleanup cfg using TODO.
12148 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
12149 * passes.c (execute_function_todo): When cleanup did something, remove
12151 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
12152 (make_edges): Don't cleanup_cfg.
12154 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
12156 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
12157 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
12158 operate on the top of stack.
12159 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
12160 register handling of instructions that output to the second
12162 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
12163 (move_for_stack_reg): Special-case check for dead destination
12164 stack slot for constant load of 1.0 inside UNSPEC_TAN.
12166 * config/i386/i386.md (UNSPEC_TAN): New constant.
12167 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
12168 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
12169 to correctly model move of constant 1.0 to top stack slot.
12170 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
12171 (unnamed peephole2 pattern): Remove corresponding peephole2
12172 pattern that optimizes tan insn and loading of constant 1.0.
12173 (tanxf2): Use fptanxf4_i387.
12174 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
12175 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
12176 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
12177 disable patterns for SSE math.
12178 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
12179 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
12181 2007-01-18 Dirk Mueller <dmueller@suse.de>
12182 Richard Guenther <rguenther@suse.de>
12185 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
12186 * common.opt (Warray-bounds): Add new warning option.
12187 * c-opts.c (c_common_handle_option): Define -Warray-bounds
12189 * Makefile.in: make tree-vrp.o depend on toplev.h
12190 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
12192 (check_array_refs, check_array_bounds, check_array_ref): New.
12194 2007-01-18 Jan Hubicka <jh@suse.cz>
12196 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
12197 (execute_ssa_ccp): Return flags conditionally.
12198 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
12200 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
12202 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
12204 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
12205 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
12207 * Makefile.c (GTFILES): Add cfglayout.h.
12208 * gengtype.c (open_base_files): Likewise.
12209 * cfglayout.c (cfg_layout_function_footer,
12210 cfg_layout_function_header) Reindent to make gengtype happy.
12211 * cfglayout.h (cfg_layout_function_footer,
12212 cfg_layout_function_header): Add GTY(()) marker.
12214 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
12216 2007-01-18 Ben Elliston <bje@au.ibm.com>
12218 * genautomata.c (write_automata): Include xstrerror output in the
12219 error message if writing the DFA description file fails.
12221 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
12223 * config/mips/mips-protos.h (mips_output_external): Make it
12225 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
12226 * config/mips/mips.c (irix_output_external_libcall): Likewise.
12227 (extern_list): Likewise.
12228 (extern_head): Likewise.
12229 (TARGET_ASM_FILE_END): Likewise.
12230 (mips_file_end): Likewise.
12231 (mips_output_external): Rewritten.
12233 2007-01-18 Ben Elliston <bje@au.ibm.com>
12235 * genpreds.c (write_insn_preds_c): Only write out the function
12236 body for regclass_for_constraint if we have register constraints.
12238 2007-01-17 Tom Tromey <tromey@redhat.com>
12240 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
12241 * doc/install.texi (Testing): Use sourceware.org.
12242 (Binaries): Likewise.
12243 (Specific): Likewise.
12244 * doc/contrib.texi (Contributors): Use sourceware.org.
12246 2007-01-17 Anatoly Sokolov <aesok@post.ru>
12248 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
12249 (AVR_ENHANCED): Rename to ...
12250 (AVR_HAVE_MUL): ... new.
12251 (avr_enhanced_p): Rename to ...
12252 (avr_have_mul_p): ... new.
12253 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
12254 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
12255 * config/avr/avr.c (avr_enhanced_p): Rename to ...
12256 (avr_have_mul_p): ... new.
12257 (base_arch_s): Rename 'enhanced' to 'have_mul'.
12258 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
12259 'avr_enhanced_p' and 'enhanced'.
12260 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
12261 AVR_HAVE_MUL instead of AVR_ENHANCED.
12262 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
12263 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
12264 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
12265 instead of AVR_ENHANCED.
12266 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
12267 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
12268 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
12270 2007-01-17 Ian Lance Taylor <iant@google.com>
12272 * vec.h (VEC_reserve_exact): Define.
12273 (vec_gc_p_reserve_exact): Declare.
12274 (vec_gc_o_reserve_exact): Declare.
12275 (vec_heap_p_reserve_exact): Declare.
12276 (vec_heap_o_reserve_exact): Declare.
12277 (VEC_OP (T,A,reserve_exact)): New static inline function, three
12279 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
12280 negative parameter.
12281 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
12282 (VEC_OP (T,A,copy)) [all versions]: Likewise.
12283 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
12284 * vec.c (calculate_allocation): Add exact parameter. Change all
12286 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
12287 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
12288 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
12289 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
12290 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
12291 (vec_heap_p_reserve_exact): New function.
12292 (vec_heap_o_reserve_exact): New function.
12294 2007-01-17 Jan Hubicka <jh@suse.cz>
12296 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
12298 2007-01-17 Eric Christopher <echristo@apple.com>
12300 * config.gcc: Support core2 processor.
12302 2007-01-16 Jan Hubicka <jh@suse.cz>
12304 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
12305 the names, just unlink the chain so we don't crash on dangling pointers
12308 2007-01-16 Jan Hubicka <jh@suse.cz>
12310 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
12311 * tree-pass.h: Reorder to make IPA passes appear toegher.
12312 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
12313 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
12314 parameters, do not call early inliner.
12315 * ipa-inline.c: Update comments. Include tree-flow.h
12316 (cgraph_decide_inlining): Do not compute inlining parameters.
12317 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
12318 be called with function context set up.
12319 (pass_ipa_inline): Remove unreachable functions before pass.
12320 (cgraph_early_inlining): Simplify assuming to be called from the
12322 (pass_early_inline): New pass.
12323 (cgraph_gate_ipa_early_inlining): New gate.
12324 (pass_ipa_early_inline): Turn into simple wrapper.
12325 (compute_inline_parameters): New function.
12326 (gate_inline_passes): New gate.
12327 (pass_inline_parameters): New pass.
12328 (apply_inline): Move here from tree-optimize.c
12329 (pass_apply_inline): New pass.
12330 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
12332 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
12333 doing them by hand.
12334 (tree_function_versioning): Do not allocate dummy struct function.
12335 * tree-inline.h (optimize_inline_calls): Update prototype.
12336 * tree-optimize.c (execute_fixup_cfg): Export.
12337 (pass_fixup_cfg): Remove
12338 (tree_rest_of_compilation): Do not apply inlines.
12339 * tree-flow.h (execute_fixup_cfg): Declare.
12340 * Makefile.in (gt-passes.c): New.
12341 * passes.c: Include gt-passes.h
12342 (init_optimization_passes): New passes.
12343 (nnodes, order): New static vars.
12344 (do_per_function_toporder): New function.
12345 (execute_one_pass): Dump current pass here.
12346 (execute_ipa_pass_list): Don't dump current pass here.
12348 2007-01-16 Janis Johnson <janis187@us.ibm.com>
12350 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
12351 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
12353 2007-01-16 David Edelsohn <edelsohn@gnu.org>
12355 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
12356 (strong_alias): Define.
12357 (__gcc_qmul): Provide non-FMA for soft-float.
12358 (__gcc_qdiv): Same.
12363 (__gcc_qunord): New.
12373 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
12374 soft-float functions.
12375 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
12376 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
12377 about long double soft float.
12379 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
12380 Tehila Meyzels <tehila@il.ibm.com>
12382 * tree-vectorizer.h (is_pattern_stmt_p): New.
12383 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
12384 formatting (tabs instead of spaces). Cleanup and clarify setting
12385 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
12386 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
12387 (vectorizable_type_demotion): Check that types are integral.
12388 (vectorizable_type_promotion): Likewise.
12389 (vectorizable_store): Fix typo. Eliminate new-line at end of
12392 2007-01-16 Jan Hubicka <jh@suse.cz>
12394 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
12397 2007-01-15 Eric Christopher <echristo@apple.com>
12399 * ifcvt.c: Include vec.h, vecprim.h.
12400 (check_cond_move_block): New argument regs.
12401 Reorganize. Add registers used to regs.
12402 (cond_move_process_if_block): Use regs set above as
12405 2007-01-15 Eric Christopher <echristo@apple.com>
12407 * config/darwin.h: Update copyright.
12408 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
12409 (LINK_COMMAND_SPEC): Add -u.
12410 (LINK_SPEC): Fix umbrella for above.
12412 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
12414 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
12417 2007-01-15 Tom Tromey <tromey@redhat.com>
12419 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
12420 * doc/install.texi (Testing): Don't mention jacks.
12421 (Configuration): Document --enable-java-maintainer-mode. Move
12422 --with-java-home to libgcj-specific section. Document
12424 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
12426 2007-01-15 Jan Hubicka <jh@suse.cz>
12428 * tree-ssa-dce.c (DCE_TODOs): New.
12429 (propagate_necessity): Return if something changed.
12430 (eliminate_unnecessary_stmts): Likewise.
12431 (perform_tree_ssa_dce): Return TODO flags when needed.
12432 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
12434 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
12436 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
12437 (fyl2x_extend<mode>xf3_i387): New insn pattern.
12438 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
12439 patterns using X87MODEF12 mode macro. Extend operand 1
12440 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
12441 (log10<mode>2): Ditto.
12442 (log2<mode>2): Ditto.
12443 (log1p<mode>2): Ditto.
12444 (logb<mode>2): Ditto.
12445 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
12446 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
12447 (*fxtractxf3_i387): Rename from *fxtractxf3.
12448 (fxtract_extend<mode>xf3_i387): New insn pattern.
12449 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
12450 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
12451 and gen_fyl2xxf3_i387().
12453 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
12455 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
12456 * cfgloopmanip.c (fix_loop_placement): Made static. Use
12457 get_loop_exit_edges. Changed return type to bool.
12458 * cfgloop.h (fix_loop_placement): Declaration removed.
12460 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
12462 * param.h (MIN_VECT_LOOP_BOUND): New.
12463 * params.def (MIN_VECT_LOOP_BOUND): New.
12464 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
12465 argument - minimum threshold for number of iterations.
12466 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
12467 argument to declaration.
12468 * tree-vect-analyze.c (vect_analyze_operations): Check value of
12469 MIN_VECT_LOOP_BOUND.
12470 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
12471 slpeel_tree_peel_loop_to_edge with additional argument.
12472 (vect_do_peeling_for_alignment): Likewise.
12473 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
12475 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
12478 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
12479 operands of size 1.
12481 2007-01-14 Jan Hubicka <jh@suse.cz>
12483 * tree-dfa.c (remove_referenced_var): New function.
12484 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
12485 prune referenced vars list too.
12486 * tree-flow.h (remove_referenced_var): Declare.
12488 2007-01-14 Jan Hubicka <jh@suse.cz>
12490 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
12492 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
12493 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
12494 * except.h (verify_eh_throw_table_statements): Kill prototype.
12495 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
12496 into call exrepssions.
12497 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
12499 * tree-cfg.c: Include pointer-set.h.
12500 (verify_node_sharing): Work on pointer set.
12501 (verify_eh_throw_stmt_node): New.
12502 (verify_stmts): Use pointers sets, verify throw_stmt.
12504 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
12506 * ipa-reference.c (analyze_function): Consider also addresses taken
12509 2007-01-12 Roger Sayle <roger@eyesopen.com>
12511 * c-typeck.c (null_pointer_constant_p): Replace use of
12512 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
12513 (build_c_cast): Likewise.
12515 2007-01-12 Roger Sayle <roger@eyesopen.com>
12517 * tree.h (force_fit_type_double): Remove unused final argument.
12518 * c-common.c (constant_expression_warning): Replace use of
12519 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
12520 (convert_and_check): Likewise.
12521 (shorten_compare): Update call to force_fit_type_double.
12522 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
12523 * convert.c (convert_to_pointer): Update call to
12524 force_fit_type_double.
12525 * fold-const.c (force_fit_type_double): Remove overflowed_const
12527 (int_const_binop, fold_convert_const_int_from_int,
12528 fold_convert_const_int_from_real, fold_div_compare,
12529 fold_sign_changed_comparison, fold_unary, fold_negate_const,
12530 fold_abs_const, fold_not_const): Remove the final argument from
12531 calls to force_fit_type_double.
12533 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12535 * configure.ac: Set insn to "nop" for spu-*-* also.
12536 * configure: Regenerate.
12538 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
12540 * builtins.def : Add BUILT_IN_FREE.
12542 2007-01-12 Jan Hubicka <jh@suse.cz>
12544 PR tree-optimization/30443
12545 * tree-inline.c (tree_function_versioning): Do not optimize when
12546 cloning for inlining.
12548 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
12550 * doc/loop.texi: Document recording of loop exits.
12551 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
12552 (update_single_exits_after_duplication,
12553 update_single_exit_for_duplicated_loop,
12554 update_single_exit_for_duplicated_loops): Removed.
12555 (duplicate_loop_to_header_edge): Do not call
12556 update_single_exits_after_duplication and
12557 update_single_exit_for_duplicated_loops.
12558 (loop_version): Do not update single_exit information.
12559 (fix_loop_structure): Use record_loop_exits instead of
12560 mark_single_exit_loops.
12561 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
12562 the lists of loop exits.
12563 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
12564 split_edge, merge_blocks): Update the lists of loop exits.
12565 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
12566 loop_optimizer_init.
12567 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
12568 of mark_single_exit_loops.
12569 (loop_optimizer_finalize): Call release_recorded_exits.
12570 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
12571 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
12572 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
12573 update single exit information.
12574 * lambda-code.c (perfect_nestify): Ditto.
12575 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
12576 (mark_single_exit_loops): Removed.
12577 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
12578 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
12579 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
12581 (get_loop_exit_edges, single_exit): Use recorded exit lists.
12582 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
12583 (verify_loop_structure): Verify consistency of the exit lists.
12584 (flow_loops_find): Use alloc_loop. Initialize exits hash.
12585 (set_single_exit): Removed.
12586 * cfgloop.h (struct loop_exit): New function.
12587 (struct loop): single_exit_ field replaced by exits field.
12588 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
12589 (struct loops): Added exits hash.
12590 (mark_single_exit_loops, set_single_exit): Declaration removed.
12591 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
12593 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12595 * doc/invoke.texi: Avoid use of @headitem.
12597 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12599 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
12601 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12603 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
12606 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
12607 Richard Sandiford <richard@codesourcery.com>
12609 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
12610 * config/m68k/m68k.opt: Resort options.
12611 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
12613 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
12614 Richard Sandiford <richard@codesourcery.com>
12616 * doc/invoke.texi: Document the macros that are defined by
12617 m68k's -mtune and -mhard-float options.
12618 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
12619 (m68k_cpp_cpu_family): Likewise.
12620 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
12621 of __ucfv*__ macros. Define __mcffpu__ if generating code for
12622 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
12623 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
12624 (m68k_cpp_cpu_family): Likewise.
12626 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12628 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
12629 macros besides mc68000 as tuning macros. Use a switch statement
12630 to set them and mcpu32.
12632 2007-01-12 Julian Brown <julian@codesourcery.com>
12634 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
12635 (TARGET_68040_ONLY): Rename to...
12636 (TARGET_68040): ...this.
12637 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
12638 * config/m68k/m68k.md: Likewise.
12640 2007-01-12 Julian Brown <julian@codesourcery.com>
12641 Nathan Sidwell <nathan@codesourcery.com>
12642 Richard Sandiford <richard@codesourcery.com>
12644 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
12645 the -mcpu= argument associated with the --with-cpu setting.
12646 Define M68K_DEFAULT_TUNE to the default -mtune= option,
12647 if different from the one implied by the -mcpu setting.
12648 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
12649 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
12650 * doc/invoke.texi: Mention ColdFire in the introduction to the
12651 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
12652 -mno-div and -mhard-float options. Make -m68881 a synonym for
12653 -mhard-float. Document the previously-undocumented -m5206e,
12654 -m528x, -m5307 and -m5407 options. Tweak the existing option
12655 documentation for consistency.
12656 * doc/install.texi: Mention new --with-cpu arguments.
12657 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
12658 default CPU if neither -mcpu nor -march are specified.
12659 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
12660 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
12661 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
12662 using m68k_tune to decide between families that implement the
12663 same ISA. Use m68k_tune to set __mcfv4e__.
12664 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
12665 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
12666 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
12667 (FL_ISA_C, FL_ISA_MMU): New macros.
12668 (MASK_COLDFIRE): Delete.
12669 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
12670 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
12671 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
12672 (TARGET_HARD_FLOAT): Do not define here.
12673 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
12674 (TUNE_68000): New macro.
12675 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
12676 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
12677 (TUNE_CFV2): Redefine in terms of m68k_tune.
12678 (uarch_type, target_device, fpu_type): New enums.
12679 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
12680 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
12681 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
12682 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
12683 (FL_FOR_isa_c): New macros.
12684 (m68k_isa): New enum.
12685 (m68k_target_selection): New structure.
12686 (all_devices, all_isas, all_microarchs): New tables.
12687 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
12688 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
12689 (MASK_ALL_CPU_BITS): Delete.
12690 (m68k_find_selection): New function.
12691 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
12692 Map the legacy target options to a combination of the new ones.
12693 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
12694 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
12695 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
12697 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
12698 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
12700 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
12701 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
12702 * config/m68k/m68k-devices.def: New file.
12704 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12705 Nathan Sidwell <nathan@codesourcery.com>
12707 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
12708 (SUBTARGET_EXTRA_SPECS): New macros.
12709 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
12710 use %(asm_cpu_spec) instead.
12711 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
12712 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
12713 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
12714 (EXTRA_SPECS): Rename to...
12715 (SUBTARGET_EXTRA_SPECS): ...this.
12717 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
12718 Richard Sandiford <richard@codesourcery.com>
12719 Julian Brown <julian@codesourcery.com>
12721 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
12722 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
12723 to the configuration's default CPU.
12724 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
12725 Remove default masks.
12726 (m680[012]0-*-*): Set the default with_cpu to the first part of
12728 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
12729 (m68k*-*-linux): Extend the --with-cpu handling to...
12730 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
12731 and m68010. Don't set target_cpu_default2.
12732 * doc/install.texi: Document --with-cpu for m68k.
12733 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
12734 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
12735 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
12736 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
12737 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
12738 (ASM_SPEC): Remove use of %(asm_cpu_default).
12739 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
12740 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
12741 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
12742 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
12743 __HAVE_FPU__ if TARGET_HARD_FLOAT.
12744 (TARGET_DEFAULT): Delete.
12745 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
12746 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
12747 (CPP_CPU_SPEC): Delete.
12748 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
12749 the appropriate string.
12750 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
12751 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
12752 (ASM_SPEC): Don't use %(asm_default_spec).
12753 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
12754 TARGET_DEFAULT and add MASK_68881.
12755 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
12757 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12759 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
12760 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
12761 MASK_68010 alongside MASK_68020.
12762 * doc/invoke.texi: Document -m68010.
12763 * config/m68k/m68k.opt (m68010): New.
12764 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
12766 (TUNE_68010): New macro.
12767 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
12768 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
12769 (M68K_CPU_m68332): Add MASK_68010.
12770 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
12771 fallback definition.
12772 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
12774 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
12775 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
12776 to all entries that use MASK_68020.
12777 (output_move_simode_const, output_move_himode, output_move_qimode)
12778 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
12779 instead of TARGET_68020 to select clr behavior. Remove comment
12780 about there being no TARGET_68010.
12781 * config/m68k/m68k.md: Likewise throughout.
12783 2007-01-12 Julian Brown <julian@codesourcery.com>
12785 * config/m68k/m68k.h (TARGET_ISAB): New macro.
12786 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
12787 * config/m68k/m68k.md: Likewise.
12789 2007-01-12 Julian Brown <julian@codesourcery.com>
12791 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
12792 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
12794 2007-01-12 Julian Brown <julian@codesourcery.com>
12796 * config/m68k/m68k.h (TUNE_68040_60): New macro.
12797 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
12798 * config/m68k/m68k.md: Likewise.
12800 2007-01-12 Julian Brown <julian@codesourcery.com>
12801 Richard Sandiford <richard@codesourcery.com>
12803 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
12804 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
12805 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
12807 (TARGET_CPU32): Rename to...
12808 (TUNE_CPU32): ...this.
12809 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
12810 (TUNE_CFV2): New macros.
12811 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
12812 remove conditions that are implied by TARGET_68020.
12813 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
12814 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
12815 (m68k_output_function_epilogue): Likewise.
12816 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
12817 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
12818 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
12819 non-68000 timings. Refactor multiplication and division costs.
12820 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
12821 TUNE_CPU32 instead of TARGET_CPU32.
12822 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
12823 and TUNE_68060 instead of TARGET_68060.
12824 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
12825 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
12827 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
12828 && !TARGET_COLDFIRE" to choose between moveq and clr.
12829 Likewise in the unnamed movsf pattern.
12830 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
12831 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
12834 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12836 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
12837 of tabbing before backslashes.
12839 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12841 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
12842 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
12843 (ASM_OUTPUT_INTERNAL_LABEL): Define.
12845 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
12847 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
12848 find_interesting_uses_cond.
12849 (find_interesting_uses_cond): Use extract_cond_operands.
12850 (rewrite_use_compare): Use extract_cond_operands and
12851 force_gimple_operand_bsi. Do not call update_stmt.
12852 (determine_use_iv_cost_condition): Use extract_cond_operands.
12853 Return cheaper of using original bound and changing the exit bound.
12855 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
12857 PR tree-optimization/29516
12858 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
12859 most_expensive_mult_to_index, addr_to_parts,
12860 create_mem_ref, maybe_fold_tmr): Make the type of
12861 fields of TARGET_MEM_REF sizetype.
12862 (move_fixed_address_to_symbol, move_pointer_to_base):
12864 * tree.def (TARGET_MEM_REF): Add comment on types of
12867 2007-01-11 Joseph Myers <joseph@codesourcery.com>
12869 * c-common.c (vector_types_convertible_p): Treat opaque types as
12870 always convertible if they have the same size, but not otherwise.
12872 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
12874 * ifcvt.c (struct noce_if_info): Add comments to the fields.
12875 Remove the b_unconditional field.
12876 (noce_try_sign_mask): Do not look at b_unconditional.
12877 (noce_process_if_block): Do not use merge_if_blocks. Update
12878 the CFG here. Do not set b_unconditional.
12879 (cond_move_process_if_block): Likewise.
12880 (find_cond_trap): Likewise.
12881 (check_cond_move_block): Require simple jump insns at the end
12882 of the basic block.
12884 2007-01-11 Jan Hubicka <jh@suse.cz>
12886 PR tree-optimization/1046
12887 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
12888 when alias info is not ready.
12889 (pass_tail_recursion): Do not require aliasing.
12890 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
12891 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
12892 * tree-ssa-copy.c (pass_copy_prop): Likewise.
12893 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
12894 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
12895 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
12896 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
12898 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
12899 When aliasing is not build, mark statement as volatile.
12901 2007-01-11 Tom Tromey <tromey@redhat.com>
12903 PR preprocessor/15185, PR preprocessor/20989:
12904 * doc/cppopts.texi <-MT>: Update description of algorithm for
12905 computing default target.
12906 <-M, -MD>: Reword "basename" text.
12908 2007-01-11 Roger Sayle <roger@eyesopen.com>
12910 * builtins.c (expand_builtin_pow, expand_builtin_powi,
12911 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
12912 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
12913 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
12914 fold_builtin_bswap, real_constp, fold_builtin_pow,
12915 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
12916 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
12917 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
12918 * convert.c (convert_to_pointer): Likewise.
12919 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
12920 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
12921 const_binop, fold_convert_const_int_from_int,
12922 fold_convert_const_int_from_real,
12923 fold_convert_const_real_from_real, sign_bit_p,
12924 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
12925 fold_sign_changed_comparison, fold_unary, fold_comparison,
12926 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
12927 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
12928 * print-tree.c (print_node_brief, print_node): Likewise.
12929 * stor-layout.c (place_field, layout_type): Likewise.
12930 * tree-chrec.c (keep_cast): Likewise.
12931 * tree.c (build_vector, build_real, build_real_from_int_cst,
12932 build_complex): Likewise.
12934 2007-01-11 Roger Sayle <roger@eyesopen.com>
12936 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
12937 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
12939 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
12941 * configure.ac (strict1_warn): Rename to strict_warn.
12942 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
12943 cc_set_by_configure, quoted_cc_set_by_configure,
12944 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
12945 all_boot_languages, all_stagestuff): Remove.
12946 (target_list): Remove bootstrap targets.
12947 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
12948 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
12949 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
12950 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
12951 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
12952 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
12953 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
12954 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
12955 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
12956 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
12957 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
12958 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
12959 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
12960 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
12961 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
12962 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
12963 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
12964 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
12965 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
12966 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
12967 (mostlyclean): Adjust.
12968 (clean, distclean): Don't mention bootstrap stuff.
12969 * configure: Regenerate.
12970 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
12971 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
12972 treelang/config-lang.in (stagestuff): Remove.
12973 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
12974 stageprofile, stagefeedback, stagestuff): Remove mention.
12976 2007-01-11 Nick Clifton <nickc@redhat.com>
12978 * config/mcore/predicates.md (mcore_general_movesrc_operand):
12980 (mcore_general_movdst_operand): Do not accept CONST_INTs.
12981 (mcore_arith_K_S_operand): Run the test for the S constraint not
12982 the test for the M constraint.
12983 (mcore_addsub_operand): Do not accept integer values that are
12984 larger than 32 bits.
12985 * config/mcore/mcore.md: Remove unused constraints from split.
12986 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
12987 (addsi3): Likewise.
12988 (allocate_stack): Likewise.
12989 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
12990 operands to 32 bits.
12991 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
12993 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
12994 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
12995 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
12996 mcore_output_bclri, mcore_output_andn, output_inline_const,
12997 mcore_output_move, mcore_output_movedouble): Likewise.
12998 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
12999 (output_inline_const): Likewise.
13000 (output_inline_const): Fix format strings used in sprintf
13002 * config/mcore/mcore-protos.h: Update prototypes for changed
13003 functions in mcore.c.
13004 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
13005 HOST_WIDE_INT and not int.
13006 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
13007 CONST_OK_FOR_N): Likewise.
13008 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
13009 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
13012 2007-01-10 Jan Hubicka <jh@suse.cz>
13014 * tree-vrp.c (remove_range_assertions): Release defs.
13015 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
13016 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
13018 2007-01-10 Paul Brook <paul@codesourcery.com>
13020 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
13021 * config/arm/arm.md (mulsi3subsi): New insn.
13023 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
13025 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
13026 (tree_transform_and_unroll_loop): New.
13027 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
13030 2007-01-10 Robert Kennedy <jimbob@google.com>
13032 * fold-const.c (fold_comparison): Fold comparisons like (x *
13033 1000 < 0) to (x < 0).
13035 2007-01-10 Ian Lance Taylor <iant@google.com>
13037 * tree-pretty-print.c (dump_generic_node): Print parentheses when
13038 operands have the same priority.
13040 2007-01-10 Tom Tromey <tromey@redhat.com>
13042 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
13043 (fold_binary): Likewise.
13044 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
13045 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
13046 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
13047 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
13048 * langhooks.h (struct lang_hooks): Removed field
13049 'can_use_bit_fields_p'.
13051 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
13053 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
13055 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
13057 * function.c (get_last_funcdef_no): New function.
13058 * function.h (get_last_funcdef_no): Declare.
13059 * tree-inline.c (initialize_cfun): Add initialization.
13060 (tree_function_versioning): Cleanup.
13062 2007-01-10 Jan Hubicka <jh@suse.cz>
13064 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
13067 2007-01-10 Sa Liu <saliu@de.ibm.com>
13068 Ben Elliston <bje@au.ibm.com>
13070 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
13071 for SAVE_NONLOCAL and Pmode for any other save level.
13072 * spu-protos.h (spu_restore_stack_block): Declare.
13073 * spu.md (save_stack_block): Remove.
13074 (restore_stack_block): Call spu_restore_stack_block.
13075 * spu.c (spu_restore_stack_block): New function.
13076 (spu_expand_epilogue): Remove old comment.
13078 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
13080 PR tree-optimization/30322
13081 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
13082 (cand_value_at): Return the value as aff_tree.
13083 (may_eliminate_iv): Convert the bound from aff_tree to tree.
13084 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
13085 aff_combination_mult): New functions.
13086 (aff_combination_add): Use aff_combination_add_cst.
13087 (aff_combination_convert): Allow conversions to a wider type.
13088 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
13089 * tree-affine.h (aff_combination_mult): Declare.
13091 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
13093 * doc/tm.texi: Update documentation to reflect reality of exec
13094 and start file search behaviours. Update copyright year.
13095 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
13096 header file directories.
13098 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
13100 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
13101 (*cosxf2): Rename to cosxf2_i387.
13102 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
13103 using X87MODEF12 mode macro. Rename patterns to
13104 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
13106 (*cosdf2, *cossf2): Ditto.
13107 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
13108 to match extended input operands.
13109 (sincos<mode>3): New expander.
13110 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
13111 insn patterns and corresponding splitters.
13113 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
13115 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
13116 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
13118 2007-01-09 Nicolas Pitre <nico@cam.org>
13121 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
13123 2007-01-08 Geoffrey Keating <geoffk@apple.com>
13125 * target.h (struct gcc_target): New field library_rtti_comdat.
13126 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
13127 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
13128 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
13129 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
13131 2007-01-08 Geoffrey Keating <geoffk@apple.com>
13133 * doc/invoke.texi (Optimize Options): Correct description of -O0.
13135 2007-01-08 Richard Guenther <rguenther@suse.de>
13137 * tree.h (force_fit_type_double): Export.
13138 (force_fit_type): Remove.
13139 * fold-const.c (force_fit_type_double): New function.
13140 (force_fit_type): Remove.
13141 (int_const_binop): Use it.
13142 (fold_convert_const_int_from_int): Likewise.
13143 (fold_convert_const_int_from_real): Likewise.
13144 (fold_div_compare): Likewise.
13145 (fold_sign_changed_comparison): Likewise.
13146 (fold_unary): Likewise.
13147 (fold_negate_const): Likewise.
13148 (fold_abs_const): Likewise.
13149 (fold_not_const): Likewise.
13150 * c-common.c (shorten_compare): Use force_fit_type_double.
13151 * convert.c (convert_to_pointer): Likewise.
13153 2007-01-08 Richard Guenther <rguenther@suse.de>
13155 * tree.h (build_int_cst_wide_type): Export.
13156 * tree.c (build_int_cst_wide_type): New function.
13157 (build_int_cst_wide): Fix comment.
13158 * builtins.c (fold_builtin_object_size): Use build_int_cst
13159 to build -1 or 0 of the correct type. Use fit_double_type
13160 to check for overflow.
13161 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
13163 (decode_field_reference): Likewise.
13164 (all_ones_mask_p): Likewise.
13165 (native_interpret_int): Use build_int_cst_wide_type.
13166 (fold_binary): Use build_int_cst_type to build an all-ones
13168 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
13170 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
13172 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
13174 2007-01-09 Ben Elliston <bje@au.ibm.com>
13176 * genautomata.c (STATS_OPTION): New option.
13177 (stats_flag): New flag.
13178 (gen_automata_option): Handle it.
13179 (initiate_automaton_gen): Ditto.
13180 (write_automata): Output statistics only if stats_flag is
13181 set. Likewise, output time statistics only if time_flag is set.
13182 * doc/md.texi (Processor pipeline description): Document new flag.
13184 2007-01-08 Richard Guenther <rguenther@suse.de>
13186 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
13187 * tree.c (build_int_cst_type): Likewise.
13188 (size_in_bytes): Don't call force_fit_type on the result.
13189 (int_fits_type_p): Use fit_double_type.
13190 * fold-const.c (fit_double_type): New function.
13191 (force_fit_type): Use it.
13192 * tree.h (fit_double_type): Export.
13194 2007-01-08 Jan Hubicka <jh@suse.cz>
13196 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
13197 * ipa.c (function_and_variable_visibility): Fix return type.
13199 2007-01-08 Richard Guenther <rguenther@suse.de>
13201 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
13202 of offset to build the index.
13203 * tree-pretty-print.c (dump_generic_node): Don't build negated
13204 const just for printing.
13205 * c-pretty-print.c (pp_c_integer_constant): Likewise.
13206 * builtins.c (fold_builtin_int_roundingfn): Check if result
13207 fits the type by using force_fit_type and comparing the result.
13208 * predict.c (predict_loops): Use compare_tree_int for comparison.
13209 * tree.c (build_int_cst): Fall back to integer_type_node for
13211 (build_int_cst_wide): Assert type is non-null.
13213 2007-01-08 Roberto Costa <roberto.costa@st.com>
13215 * tree-vrp.c (extract_range_from_cond_expr): New.
13216 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
13217 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
13219 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
13220 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
13221 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
13222 used as expressions.
13223 * tree-object-size.c (cond_expr_object_size): New.
13224 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
13226 2007-01-08 Jan Hubicka <jh@suse.cz>
13228 * tree-ssa-forwprop.c (forward_propagate_into_cond,
13229 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
13232 2007-01-08 Richard Guenther <rguenther@suse.de>
13234 PR tree-optimization/23603
13235 * tree-vrp.c (set_value_range_to_truthvalue): New function.
13236 (extract_range_from_binary): Fall back to truthvalue instead of
13237 varying for TRUTH_*_EXPR.
13238 (extract_range_from_comparison): Fall back to truthvalue instead of
13240 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
13241 if all visited PHI values were constant.
13243 2007-01-08 Jan Hubicka <jh@suse.cz>
13245 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
13246 (cgraph_analyze_function): break out from ...
13247 (cgraph_finalize_compilation_unit): ... here.
13248 (cgraph_expand_function): Remove forgoten commented out line.
13249 (cgraph_optimize): Analyze functions.
13251 2007-01-08 Jan Hubicka <jh@suse.cz>
13253 * tree-pas.h (TODO_remove_function): New flag.
13254 (TODO_update*): Renumber.
13255 (pass_ipa_increase_alignment,
13256 pass_ipa_function_and_variable_visibility): New passes.
13257 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
13258 (cgraph_function_and_variable_visibility): Move to ipa.c
13259 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
13260 cgraph_increase_alignment.
13261 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
13262 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
13263 calling tree-inline.
13264 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
13265 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
13266 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
13267 (gate_increase_alignment): New function.
13268 (pass_ipa_increase_alignment): New pass.
13269 * ipa.c: Inline tree-pass.h and timevar.h
13270 (function_and_variable_visibility): Move here from cgraphunit.c
13271 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
13272 * passes.c (init_optimization_passes): Add the two new passes.
13273 (execute_todo): Handle cgraph_remove_functions.
13275 2007-01-08 Nick Clifton <nickc@redhat.com>
13277 * config/frv/predicates.md (reg_or_0_operand): Accept
13280 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
13282 * config/bfin/rtems.h, config/bfin/t-rtems: New.
13283 * config.gcc: Add bfin*-rtems*.
13285 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
13287 * c.opt: Add -flax-vector-conversions.
13288 * c-typeck.c (convert_for_assignment): Pass flag to
13289 vector_types_convertible_p to allow emission of note.
13290 (digest_init): Likewise.
13291 * c-opts.c: Handle -flax-vector-conversions.
13292 * c-common.c (flag_lax_vector_conversions): New.
13293 (vector_types_convertible_p): Unless -flax-vector conversions
13294 has been passed, disallow conversions between vectors with
13295 differing numbers of subparts and/or element types. If such
13296 a conversion is disallowed, possibly emit a note on the first
13297 occasion only to inform the user of -flax-vector-conversions.
13298 The new last argument specifies this.
13299 * c-common.h (flag_lax_vector_conversions): New.
13300 (vector_types_convertible_p): Add extra argument.
13301 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
13302 char_type_node for V*QI type vectors.
13303 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
13304 Update to satisfy new typechecking rules.
13305 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
13306 C and C++ variants.
13307 * doc/invoke.texi (C Dialect Options): Document
13308 -flax-vector-conversions.
13310 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
13312 PR tree-optimization/29877
13313 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
13314 a register variable on the RHS to not be replaceable.
13316 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
13317 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
13318 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
13319 const_simm15, const_pow2, const_npow2): Added.
13320 * config/score/misc.md (insv, extv, extzv, movmemsi,
13321 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
13322 * config/score/score.c (score_address_cost, score_select_cc_mode):
13324 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
13325 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
13326 Update score_print_operand.
13327 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
13328 Adjust register allocate order and update some macro define.
13329 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
13330 mdx_block_move_straight, mdx_block_move_loop_head,
13331 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
13332 mdx_block_move): Added.
13333 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
13334 mdp_limm): Updated and fix some bug and typo.
13335 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
13336 (movsf, movdf, doloop_end): Added.
13338 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
13340 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
13341 config/arm/thumb2.md: Fix comment typos.
13342 * doc/extend.texi: Fix a typo.
13344 2007-01-07 Eric Christopher <echristo@apple.com>
13346 * configure.ac: Check for __stack_chk_fail for darwin.
13347 * configure: Regenerate.
13349 2007-01-07 Richard Guenther <rguenther@suse.de>
13351 * tree-vrp.c (extract_range_from_assert): CSE calls to
13352 compare_values where possible.
13353 (extract_range_from_unary_expr): Likewise.
13355 2007-01-07 Anatoly Sokolov <aesok@post.ru>
13357 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
13358 * config/avr/avr.c (call_insn_operand): Delete function.
13359 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
13360 instead of register number. Use predicates.
13361 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
13362 call_insn_operand): Add.
13364 2007-01-06 Jan Hubicka <jh@suse.cz>
13366 * tree-pass.h (pass_build_cgraph_edges): Declare.
13367 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
13368 (visited_nodes): Remove.
13369 (cgraph_create_edges): Move to cgraphbuild.c; rename to
13370 build_cgrpah_edges; make visited_nodes local.
13371 (cgraph_process_new_functions): DO not call initialize_inline_failed.
13372 (record_references_in_initializer): Move to cgraphbuild.c
13373 (initialize_inline_failed, rebuild_cgraph_edges,
13374 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
13375 (verify_cgraph_node): Make visited_nodes local.
13376 (cgraph_analyze_function): Do not call cgraph_create_edges and
13377 initialize_inline_failed.
13378 (cgraph_expand_function): Do not call cgraph_lower_function;
13379 assert that function is already lowered.
13380 * Makefile.in (cgraphbuild.o): New.
13381 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
13382 at the end of lowering passes.
13384 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
13386 * ifcvt.c (cond_move_convert_if_block): New function, code
13387 factored out from...
13388 (cond_move_process_if_block): ...here. Call the new function
13389 on the THEN and ELSE blocks.
13390 (merge_if_block): Do not copy global_live_at_end, merge_blocks
13391 already takes care of this.
13393 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13396 * tree.h (TREE_OVERFLOW_P): New.
13397 * c-typeck.c (parser_build_unary_op): Warn only if result
13398 overflowed and operands did not.
13399 (parser_build_binary_op): Likewise.
13400 (convert_for_assignment): Remove redundant overflow_warning.
13401 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
13403 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13405 * c-typeck.c (store_init_value): Split over two lines to follow
13406 the GNU coding style.
13408 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
13410 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
13411 __GXX_EXPERIMENTAL_CXX0X__.
13412 * doc/cpp.texi: Same.
13414 2007-01-05 Richard Guenther <rguenther@suse.de>
13416 PR middle-end/27826
13417 * tree.c (get_narrower): Do not construct COMPONENT_REFs
13418 with mismatched types. Instead explicitly build a
13419 conversion NOP_EXPR.
13421 2007-01-05 Ian Lance Taylor <iant@google.com>
13423 * c-common.c (decl_with_nonnull_addr_p): New function.
13424 (c_common_truthvalue_conversion): Call it.
13425 * c-typeck.c (build_binary_op): Likewise.
13426 * c-common.h (decl_with_nonnull_addr_p): Declare.
13428 2007-01-05 Jakub Jelinek <jakub@redhat.com>
13431 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
13434 2007-01-05 Joel Brobecker <brobecker@adacore.com>
13436 * doc/install.texi (Final install): Document the fact that
13437 the GNAT runtime should not be stripped.
13439 2007-01-04 Jan Hubicka <jh@suse.cz>
13441 * tree-inline.c (fold_marked_statements): Update operand caches
13442 and EH after folding
13444 2007-01-04 Ian Lance Taylor <iant@google.com>
13446 * c-common.c (check_function_nonnull): Whitespace fix.
13448 2007-01-04 Jan Hubicka <jh@suse.cz>
13450 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
13451 comitted older version of patch.
13452 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
13453 function, celanup cfg and collect garbage.
13455 2007-01-04 Mike Stump <mrs@apple.com>
13457 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
13460 2007-01-04 Eric Christopher <echristo@apple.com>
13462 * libgcc2.c (__bswapsi2): Use SItype.
13463 (__bswapdi2): Use DItype.
13464 * libgcc2.h: Update for above.
13466 2007-01-04 Paul Brook <paul@codesourcery.com>
13468 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
13469 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
13470 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
13471 umulsidi3, umulsidi3adddi, smulsi3_highpart,
13472 umulsi3_highpart): Make conditional on !arm_arch6.
13473 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
13474 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
13475 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
13476 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
13477 umulsi3_highpart_v6): New insns.
13479 2007-01-04 Roger Sayle <roger@eyesopen.com>
13481 * fold-const.c (fold_convert): When casting an expression to void,
13482 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
13483 have a type. Instead of attempting to build a NOP_EXPR, return
13484 these "special" trees directly.
13486 2007-01-04 Joseph Myers <joseph@codesourcery.com>
13488 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
13489 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
13490 rs6000_cost->fp not 0 as adjustment for outer NEG.
13492 2007-01-04 Jan Hubicka <jh@suse.cz>
13494 * cgraph.c (cgraph_release_function_body): New function.
13495 (cgraph_remove_node): Use it.
13496 * cgraph.h (cgraph_release_function_body): Declare.
13497 * cgraphunit.c (cgraph_expand_function): Use it.
13498 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
13499 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
13500 is initialized and while compilation of other function is running.
13501 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
13502 statement CFG annotations from here to ...
13503 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
13505 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
13507 * cfgloop.h (enum li_flags): Make the constants powers of two.
13509 2007-01-04 Jan Hubicka <jh@suse.cz>
13511 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
13513 (fold_marked_statements): New function.
13514 (optimize_inline_calls, tree_function_versioning): Fold new statements.
13515 * tree-inline.h (copy_body_data): Add statements_to_fold.
13517 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
13519 * config.gcc: Mention libgcc/config.host.
13520 * Makefile.in: Update comments mentioning libgcc.
13521 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
13522 (all.cross, start.encap, rest.encap, rest.cross): Update
13523 dependencies for libgcc move.
13524 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
13525 (clean-target, clean-target-libgcc): Delete.
13526 (srcdirify, GCC_EXTRA_PARTS): New macros.
13527 (libgcc-support, libgcc.mvars): New rules.
13528 (distclean): Remove mention of mklibgcc.
13529 (install): Don't reference INSTALL_LIBGCC.
13530 (install-common): Don't reference EXTRA_PARTS.
13531 (install-libgcc, install-multilib): Delete rules.
13532 * mklibgcc.in: Delete file.
13533 * doc/configfiles.texi: Don't mention mklibgcc.
13535 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
13536 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
13537 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
13538 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
13539 (mklibgcc, ldblspecs): Likewise.
13541 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
13542 (posixpre.def): Use $(T).
13543 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
13544 (SHLIB_SRC, SHLIB_INSTALL): Delete.
13545 (SHLIB_LINK): Make dummy.
13546 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
13548 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
13550 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
13551 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
13552 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
13553 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
13555 * configure.ac (all_outputs): Remove mklibgcc.
13556 * configure: Regenerated.
13558 2007-01-03 Josh Conner <jconner@apple.com>
13560 PR middle-end/29683
13561 * calls.c (compute_argument_addresses): Set stack and stack_slot
13562 for partial args, too.
13563 (store_one_arg): Use locate.size.constant for the size when
13564 generating a save_area.
13566 2007-01-03 Robert Kennedy <jimbob@google.com>
13568 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
13569 whose definitions are deleted due to basic block merging.
13571 2007-01-03 Paul Brook <paul@codesourcery.com>
13574 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
13576 (use_return_insn): Return 0 for Thumb interrupt functions.
13577 (print_multi_reg): Add rfe argument for IRQ returns.
13578 (arm_output_epilogue): Pop interrupt return address directly into PC.
13579 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
13581 2007-01-03 Paul Brook <paul@codesourcery.com>
13583 Merge from sourcerygxx-4_1.
13584 * config/arm/thumb2.md: New file.
13585 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
13587 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
13588 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
13589 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
13590 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
13592 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
13593 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
13595 * config/arm/ieee754-sf.S: Ditto.
13596 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
13597 (thumb1_base_register_rtx_p): ... to this.
13598 (thumb_index_register_rtx_p): Rename...
13599 (thumb1_index_register_rtx_p): ... to this.
13600 (thumb_output_function_prologue): Rename...
13601 (thumb1_output_function_prologue): ... to this.
13602 (thumb_legitimate_address_p): Rename...
13603 (thumb1_legitimate_address_p): ... to this.
13604 (thumb_rtx_costs): Rename...
13605 (thumb1_rtx_costs): ... to this.
13606 (thumb_compute_save_reg_mask): Rename...
13607 (thumb1_compute_save_reg_mask): ... to this.
13608 (thumb_final_prescan_insn): Rename...
13609 (thumb1_final_prescan_insn): ... to this.
13610 (thumb_expand_epilogue): Rename...
13611 (thumb1_expand_epilogue): ... to this.
13612 (arm_unwind_emit_stm): Rename...
13613 (arm_unwind_emit_sequence): ... to this.
13614 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
13615 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
13616 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
13617 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
13618 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
13619 thumb2_output_casesi): New functions.
13620 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
13621 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
13622 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
13623 THUMB2_WORK_REGS): Define.
13624 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
13625 arm_condexec_mask, arm_condexec_masklen)): New variables.
13626 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
13627 (arm_override_options): Check new CPU capabilities.
13628 Set new architecture flag variables.
13629 (arm_isr_value): Handle v7m interrupt functions.
13630 (user_return_insn): Return 0 for v7m interrupt functions. Handle
13632 (const_ok_for_arm): Handle Thumb-2 constants.
13633 (arm_gen_constant): Ditto. Use movw when available.
13634 (arm_function_ok_for_sibcall): Return false for v7m interrupt
13636 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
13637 (thumb_find_work_register, arm_load_pic_register,
13638 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
13639 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
13640 print_multi_reg, output_mov_long_double_fpa_from_arm,
13641 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
13642 output_mov_double_fpa_from_arm, output_move_double,
13643 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
13644 output_return_instruction, arm_output_function_prologue,
13645 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
13646 arm_output_mi_thunk, thumb_set_return_address): Ditto.
13647 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
13648 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
13649 (arithmetic_instr, shift_op): Use arm_shift_nmem.
13650 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
13652 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
13653 (thumb_expand_prologue): Use thumb_set_frame_pointer.
13654 (arm_file_start): Output directive for unified syntax.
13655 (arm_unwind_emit_set): Handle stack alignment instruction.
13656 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
13657 Add v6t2, v7, v7a, v7r and v7m.
13658 (RETLDM): Add Thumb-2 code.
13659 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
13660 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
13661 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
13662 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
13663 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
13664 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
13665 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
13666 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
13667 ADJUST_INSN_LENGTH): Define.
13668 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
13669 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
13670 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
13671 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
13672 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
13673 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
13674 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
13675 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
13676 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
13677 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
13678 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
13679 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
13680 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
13681 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
13682 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
13683 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
13684 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
13686 * config/arm/arm-tune.md: Regenerate.
13687 * config/arm/arm-protos.h: Update prototypes.
13688 * config/arm/vfp.md: Enable patterns for Thumb-2.
13689 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
13690 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
13691 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
13692 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
13693 * config/arm/libunwind.S: Add Thumb-2 code.
13694 * config/arm/constraints.md: Update include Thumb-2.
13695 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
13696 * config/arm/ieee754-df.S: Ditto.
13697 * config/arm/bpabi.S: Ditto.
13698 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
13699 * config/arm/predicates.md (low_register_operand,
13700 low_reg_or_int_operand, thumb_16bit_operator): New.
13701 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
13702 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
13703 * config/arm/t-arm-elf: Add armv7 multilib.
13704 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
13706 (UNSPEC_STACK_ALIGN, ce_count): New.
13707 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
13708 arm_zero_extendsidi2, arm_zero_extendqidi2): New
13710 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
13711 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
13712 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
13713 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
13714 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
13715 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
13717 * doc/extend.texi: Document ARMv7-M interrupt functions.
13718 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
13720 2007-01-03 Jakub Jelinek <jakub@redhat.com>
13722 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
13723 (struct _Unwind_Context): Rename args_size to flags, remove
13724 signal_frame field, add a new args_size field and version field.
13725 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
13726 _Unwind_IsExtendedContext): New inline functions.
13727 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
13728 Assume by_value array is only present if _Unwind_IsExtendedContext.
13729 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
13730 _Unwind_IsSignalFrame.
13731 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
13732 (uw_update_context_1): Use _Unwind_SetSignalFrame.
13733 (uw_init_context_1): Initialize context->flags to
13734 EXTENDED_CONTEXT_BIT.
13735 * config/rs6000/linux-unwind.h (frob_update_context): Use
13736 _Unwind_SetSignalFrame.
13738 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
13740 PR middle-end/30353
13741 * gimplify.c (gimplify_modify_expr_complex_part): Move below
13742 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
13745 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
13747 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
13748 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
13749 RET, AT_SP): Remove.
13750 * config/i386/i386.md (*sse_prologue_save_insn): Use return
13753 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
13754 * cfgbuild.c (find_basic_blocks): Likewise.
13755 * cfgrtl.c (rtl_create_basic_block): Likewise.
13756 * function.c (temp_slots_at_level): Likewise.
13757 * reg-stack.c (stack_regs_mentioned): Likewise.
13758 * regclass.c (allocate_reg_info): Likewise.
13759 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
13760 set_bb_for_stmt, move_block_to_fn): Likewise.
13761 * tree-complex.c (tree_lower_complex): Likewise.
13762 * vec.h (VEC_safe_grow_cleared): New.
13764 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
13766 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
13768 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
13769 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
13771 * cfgloopmanip.c (scale_loop_frequencies): Export.
13772 (loopify): Scale the frequencies by prescribed coefficients.
13773 (set_zero_probability): New function.
13774 (duplicate_loop_to_header_edge): Improve updating of frequencies.
13775 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
13776 and frequencies according to arguments.
13777 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
13779 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
13780 * modulo-sched.c (sms_schedule): Set probabilities for entering
13781 versioned loop correctly.
13782 * tree-vect-transform.c (vect_transform_loop): Ditto.
13783 * cfgloop.h (loopify, loop_version): Declaration changed.
13784 (scale_loop_frequencies): Declared.
13786 2007-01-02 Jan Hubicka <jh@suse.cz>
13788 * cgraph.c: Include tree-flow.h
13789 (cgraph_add_new-function): Handle IPA_SSA mode; execute
13790 early_local_passes.
13791 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
13792 * tree-pass.h (pass_all_early_optimizations): Declare.
13793 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
13794 early_local_passes.
13795 (cgraph_analyze_function): Do early_local_passes.
13796 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
13797 Do not add referenced vars.
13798 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
13800 (gate_all_early_local_passes): New gate.
13801 (pass_early_local_passes): Use new gate.
13802 (execute_early_local_optimizations): New functions.
13803 (gate_all_early_optimizations): New gate.
13804 (pass_all_early_optimizations): New pass.
13805 (execute_free_datastructures): Free SSA only when initialized.
13806 (gate_init_datastructures): Init only when optimizing.
13807 (tree_lowering_passes): Do early local passes when called late.
13808 * tree-profile.c (do_tree_profiling): Don't profile functions added
13810 (do_early_tree_profiling, pass_early_tree_profile): Kill.
13811 * tree-cfg.c (update_modified_stmts): Do not update when operands are
13813 * passes.c (init_optimizations_passes): Reorder so we go into SSA
13814 during early_local_passes.
13815 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
13818 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
13820 * Makefile.in: Update copyright year.
13822 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
13824 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
13825 in $(lang_checks) and check-consistency targets.
13827 2007-01-02 Jan Hubicka <jh@suse.cz>
13829 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
13830 Do not add referenced vars.
13831 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
13833 * passes.c (init_optimization_passes): Put mudflap_2 after
13834 free_datastructures.
13836 2007-01-02 Jan Hubicka <jh@suse.cz>
13838 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
13839 Set NOTHROW flag on call statements proved to be nothrow.
13840 Update statement of local calls so new pure/const functions are
13841 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
13843 (tree_rest_of_compilation): Register hooks and initialize bitmap
13844 early. Do not set after_inlining flag.
13846 2007-01-02 Steve Ellcey <sje@cup.hp.com>
13848 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
13849 HOST_BITS_PER_LONGLONG
13851 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13854 * c-typeck.c (store_init_value): Don't emit pedantic overflow
13855 warning for non-static initializers.
13857 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
13859 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
13860 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
13861 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
13862 Always use set_unique_reg_note to add REG_EQUAL notes.
13864 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
13867 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
13869 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
13870 * cfgbuild.c (find_basic_blocks): Likewise.
13871 * cfgrtl.c (rtl_create_basic_block): Likewise.
13872 * function.c (temp_slots_at_level): Likewise.
13873 * reg-stack.c (stack_regs_mentioned): Likewise.
13874 * regclass.c (allocate_reg_info): Likewise.
13875 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
13876 set_bb_for_stmt, move_block_to_fn): Likewise.
13877 * tree-complex.c (tree_lower_complex): Likewise.
13878 * vec.h (VEC_safe_grow_cleared): New.
13880 2007-01-02 Ian Lance Taylor <iant@google.com>
13882 * c-common.c (c_common_truthvalue_conversion): When warning about
13883 using an assignment as a truth value, set TREE_NO_WARNING.
13885 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13888 * c.opt (Wold-style-declaration): New.
13889 * doc/invoke.texi (C-only Warning Options): New.
13890 (Wold-style-declaration): Document it.
13891 (Wextra): Enabled by -Wextra.
13892 * c-opts.c (c_common_post_options): Enabled by -Wextra.
13893 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
13894 -Wold-style-declaration.
13896 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
13898 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
13899 * cfgbuild.c (find_basic_blocks): Likewise.
13900 * cfgrtl.c (rtl_create_basic_block): Likewise.
13901 * function.c (temp_slots_at_level): Likewise.
13902 * reg-stack.c (stack_regs_mentioned): Likewise.
13903 * regclass.c (allocate_reg_info): Likewise.
13904 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
13905 set_bb_for_stmt, move_block_to_fn): Likewise.
13906 * tree-complex.c (tree_lower_complex): Likewise.
13907 * vec.h (VEC_safe_grow_cleared): New.
13909 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
13911 * c-common.c (c_common_nodes_and_builtins): Since variants of
13912 void_type_node get built before it is given a name, we need to
13913 give those variants the name, too.
13914 (complete_array_type): We need to work with the canonical main
13915 type of the array, from which we will build the qualified version.
13916 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
13917 * print-tree.c (print_node): Display canonical type information
13919 * stor-layout.c (layout_type): When we don't know the
13920 alignment of a type for which we're building an array, we end up
13921 guessing wrong, so make the type require structural equality.
13922 * tree.c (make_node_stat): When we build a new type, it is its
13923 own canonical type.
13924 (build_type_attribute_qual_variant): When building an attribute
13925 variant, its canonical type is the non-attribute variant. However,
13926 if the attributes are target-dependent and they differ, we need to
13927 use structural equality checks for this type.
13928 (build_qualified_type): A qualified type is not equivalent to its
13929 unqualified variant; set the canonical type appropriately.
13930 (build_distinct_type_copy): When building a distinct type from
13931 another type, the new type is its own canonical type.
13932 (build_variant_type_copy): When building a new type variant, we
13933 assume that it is equivalent to the original type.
13934 (build_pointer_type_for_mode): When building a pointer type, also
13935 build a canonical type pointer.
13936 (build_reference_type_for_mode): When building a reference type,
13937 also build a canonical type reference.
13938 (build_index_type): When we can't hash an index type (e.g.,
13939 because its maximum value is negative), the index type requires
13940 structural equality tests.
13941 (build_array_type): Build the canonical form of an array type.
13942 (build_function_type): Function types require structural equality,
13943 because they contain default arguments, attributes, etc.
13944 (build_method_type_directly): Ditto for method types.
13945 (build_offset_type): Build the canonical offset type.
13946 (build_complex_type): Build the canonical vector type.
13947 (make_vector_type): Build the canonical vector type.
13948 * tree.h (TYPE_CANONICAL): New.
13949 (TYPE_STRUCTURAL_EQUALITY_P): New.
13950 (SET_TYPE_STRUCTURAL_EQUALITY): New.
13951 (struct tree_type): Added "canonical" field.
13952 * params.h (VERIFY_CANONICAL_TYPES): New.
13953 * doc/c-tree.texi (TYPE_CANONICAL): Document.
13954 (TYPE_STRUCTURAL_EQUALITY_P): Document.
13955 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
13956 * doc/invoke.texi (verify-canonical-types): Document --param
13957 parameter for verifying canonical types.
13959 2007-01-02 Joseph Myers <joseph@codesourcery.com>
13961 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
13962 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
13963 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
13964 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
13966 * config/rs6000/e500.h: New.
13967 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
13968 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
13970 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
13971 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
13972 TARGET_E500_DOUBLE): Remove.
13973 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
13974 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
13975 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
13976 * config/rs6000/rs6000.c (rs6000_override_options): Use
13977 CHECK_E500_OPTIONS.
13979 2007-01-02 Joseph Myers <joseph@codesourcery.com>
13981 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
13982 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
13983 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
13984 rs6000_emit_cmove): Don't check TARGET_E500.
13985 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
13986 sordered): Don't check TARGET_E500.
13988 2007-01-01 Eric Christopher <echristo@apple.com>
13990 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
13991 HARD_REGISTER_NUM_P.
13993 2007-01-01 Roger Sayle <roger@eyesopen.com>
13995 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
13996 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
13997 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
14000 2007-01-01 Mike Stump <mrs@apple.com>
14002 * configure.ac: Remove support for building with Apple's gcc-3.1.
14004 2007-01-02 Joseph Myers <joseph@codesourcery.com>
14006 PR middle-end/30311
14007 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
14008 REG is a hard register. Do not modify REG before calling
14010 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
14011 multiple of the size of YMODE for certain lowpart cases.
14013 2007-01-01 Andrew Pinski <pinskia@gmail.com>
14015 PR middle-end/30253
14016 * gimplify (voidify_wrapper_expr): Update for
14017 GIMPLE_MODIFY_STMT.
14019 2007-01-01 Andreas Schwab <schwab@suse.de>
14022 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
14023 save of BR0 in extra_spill_size instead of spill_size.
14024 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
14026 (ia64_expand_epilogue): Restore BR0 from its new location.
14028 2007-01-01 Andrew Pinski <pinskia@gmail.com>
14030 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
14031 Use a temporary variable if the left hand side is not a gimple
14034 2007-01-01 Andrew Pinski <pinskia@gmail.com>
14036 * gimplify.c (gimplify_return_expr): Make the temporary variable
14037 for the return expression, a gimple register variable.
14039 2007-01-01 Jan Hubicka <jh@suse.cz>
14041 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
14044 2007-01-01 Mike Stump <mrs@apple.com>
14046 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
14048 * config/darwin.c (machopic_select_rtx_section): Use
14049 HAVE_GAS_LITERAL16.
14050 (darwin_mergeable_constant_section): Likewise.
14051 * configure: Regenerate.
14052 * config.in: Regenerate.
14054 2007-01-01 Jan Hubicka <jh@suse.cz>
14055 Andrew Pinski <pinskia@gmail.com>
14057 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
14058 before starting IPA passes.