1 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
3 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
4 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
5 * langhooks.c (get_signed_or_unsigned_type): Don't check for
6 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
7 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
10 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
11 Nigel Stephens <nigel@mips.com>
12 Richard Sandiford <richard@codesourcery.com>
14 Fix up MIPS16 hard float and add support for complex.
16 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
17 (TARGET_SOFT_FLOAT_ABI): New.
18 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
19 __mips_soft_float to reflect the ABI in use, not whether the
20 FPU is directly accessible (e.g., in MIPS16 mode).
21 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
22 (UNITS_PER_FPVALUE): Likewise.
24 * config/mips/mips.c (mips_expand_call): Remove redundant
26 (mips_arg_regno): New.
27 (function_arg_advance): When setting bits in cum->fp_code for
28 MIPS16, don't subtract 1 from cum->arg_number, since it is now
30 (function_arg): Use mips_arg_regno.
31 (mips_return_mode_in_fpr_p): New.
32 (mips16_call_stub_mode_suffix): New.
33 (mips16_cfun_returns_in_fpr_p): New.
34 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
35 (mips_output_function_prologue): Test mips16_hard_float, not
36 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
37 (mips_expand_epilogue): Call MIPS16 helper routines to copy
38 return value into a floating-point register.
39 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
40 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
41 (mips16_fp_args): Handle MIPS32r2 ISA which supports
42 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
43 word of double arguments from or to the high bits of 64-bit
44 floating point registers.
45 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
46 (mips16_fpret_double): New helper function.
47 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
48 support for complex modes. Fill in DECL_RESULT for stubdecl.
49 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
51 * config/mips/mips16.S
52 (RET, ARG1, ARG2): New.
53 (MERGE_GPRf, MERGE_GPRt): New.
54 (DELAYt, DELAYf): New.
55 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
56 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
57 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
58 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
60 (OPSF3): This, and macro-ified. Updated all uses.
61 (SFOP2): Renamed to...
62 (OPSF2): This, and macro-ified. Updated all uses.
63 (SFCMP): Renamed to...
64 (CMPSF): This, and macro-ified. Updated all uses.
65 (SFREVCMP): Renamed to...
66 (REVCMPSF): This, and macro-ified. Updated all uses.
67 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
68 (LDDBL1, LDDBL2, RETDBL): Deleted.
70 (OPDF3): This, and macro-ified. Updated all uses.
71 (DFOP2): Renamed to...
72 (OPDF2): This, and macro-ified. Updated all uses.
73 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
74 (DFCMP): Renamed to...
75 (CMPDF): This, and macro-ified. Updated all uses.
76 (DFREVCMP): Renamed to...
77 (REVCMPDF): This, and macro-ified. Updated all uses.
78 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
80 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
81 (__mips16_ret_sc, __mips16_ret_dc): New.
82 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
83 STUB_ARGS_6, STUB_ARGS_10): New.
84 (CALL_STUB_NO_RET): New.
85 (__mips16_call_stub_1): Macro-ified.
86 (__mips16_call_stub_5): Macro-ified.
87 (__mips16_call_stub_2): Macro-ified.
88 (__mips16_call_stub_6): Macro-ified.
89 (__mips16_call_stub_9): Macro-ified.
90 (__mips16_call_stub_10): Macro-ified.
92 (__mips16_call_stub_sf_0): Macro-ified.
93 (__mips16_call_stub_sf_1): Macro-ified.
94 (__mips16_call_stub_sf_5): Macro-ified.
95 (__mips16_call_stub_sf_2): Macro-ified.
96 (__mips16_call_stub_sf_6): Macro-ified.
97 (__mips16_call_stub_sf_9): Macro-ified.
98 (__mips16_call_stub_sf_10): Macro-ified.
99 (__mips16_call_stub_df_0): Macro-ified.
100 (__mips16_call_stub_df_1): Macro-ified.
101 (__mips16_call_stub_df_5): Macro-ified.
102 (__mips16_call_stub_df_2): Macro-ified.
103 (__mips16_call_stub_df_6): Macro-ified.
104 (__mips16_call_stub_df_9): Macro-ified.
105 (__mips16_call_stub_df_10): Macro-ified.
106 (__mips16_call_stub_sc_0): New.
107 (__mips16_call_stub_sc_1): New.
108 (__mips16_call_stub_sc_5): New.
109 (__mips16_call_stub_sc_2): New.
110 (__mips16_call_stub_sc_6): New.
111 (__mips16_call_stub_sc_9): New.
112 (__mips16_call_stub_sc_10): New.
113 (__mips16_call_stub_dc_0): New.
114 (__mips16_call_stub_dc_1): New.
115 (__mips16_call_stub_dc_5): New.
116 (__mips16_call_stub_dc_2): New.
117 (__mips16_call_stub_dc_6): New.
118 (__mips16_call_stub_dc_9): New.
119 (__mips16_call_stub_dc_10): New.
121 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
122 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
123 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
125 2007-05-23 Ian Lance Taylor <iant@google.com>
127 * doc/invoke.texi (Invoking GCC): Document that the order of the
130 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
133 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): remove.
134 * config/score/predicate.md (const_pow2, const_npow2): remove.
135 * config/score/score.h (ASM_OUTPUT_EXTERNAL): add ASM_OUTPUT_EXTERNAL undef.
137 * config/score/score.c (score_print_operand): makes sure that only lower
140 2007-05-22 Ian Lance Taylor <iant@google.com>
142 * tree-vrp.c (avoid_overflow_infinity): New static function,
143 broken out of set_value_range_to_value.
144 (set_value_range_to_value): Call avoid_overflow_infinity.
145 (extract_range_from_assert): Likewise.
147 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
150 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
151 change the type before looking for a COMPOUND_EXPR.
153 2007-05-22 Ian Lance Taylor <iant@google.com>
155 * lower-subreg.c (decompose_multiword_subregs): If we change an
156 insn, call remove_retval_note on it.
158 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
160 * regs.h (end_hard_regno): New function.
161 (END_HARD_REGNO, END_REGNO): New macros.
162 (add_to_hard_reg_set): New function.
163 (remove_from_hard_reg_set): Likewise.
164 (in_hard_reg_set_p): Likewise.
165 (overlaps_hard_reg_set_p): Likewise.
166 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
167 (note_btr_set): Use END_HARD_REGNO.
168 * caller-save.c (setup_save_areas): Use end_hard_regno.
169 (mark_set_regs): Use END_HARD_REGNO.
170 (add_stored_regs): Use end_hard_regno.
171 (mark_referenced_regs): Use add_to_hard_reg_set.
172 * combine.c (update_table_tick): Use END_REGNO.
173 (record_value_for_reg): Likewise.
174 (record_dead_and_set_regs): Likewise.
175 (get_last_value_validate): Likewise.
176 (use_crosses_set_p): Likewise.
177 (reg_dead_at_p_1): Likewise.
178 (reg_dead_at_p): Likewise.
179 (mark_used_regs_combine): Use add_to_hard_reg_set.
180 (move_deaths): Use END_HARD_REGNO.
181 (reg_bitfield_target_p): Use end_hard_regno.
182 (distribute_notes): Use END_HARD_REGNO.
183 * cse.c (mention_regs): Use END_REGNO.
184 (insert): Use add_to_hard_reg_set.
185 (invalidate): Use END_HARD_REGNO.
186 (invalidate_for_call): Likewise.
187 (exp_equiv_p): Use END_REGNO.
188 (cse_insn): Likewise.
189 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
190 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
191 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
192 * function.c (keep_stack_depressed): Use end_hard_regno.
193 * global.c (global_alloc): Use end_hard_regno.
194 (global_conflicts): Use add_to_hard_reg_set instead of
196 (find_reg): Likewise.
197 (mark_reg_store): Likewise.
198 (mark_reg_conflicts): Likewise.
199 (mark_reg_death): Use remove_from_hard_reg_set.
200 (mark_reg_live_nc): Delete.
201 (set_preference): Use end_hard_regno.
202 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
203 remove_from_hard_reg_set.
204 (post_mark_life): Use add_to_hard_reg_set.
205 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
206 (reg_becomes_live): Use add_to_hard_reg_set.
207 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
208 (peep2_find_free_register): Use add_to_hard_reg_set.
209 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
210 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
211 * regrename.c (note_sets): Use add_to_hard_reg_set.
212 (clear_dead_regs): Use remove_from_hard_reg_set.
213 (regrename_optimize): Use add_to_hard_reg_set.
214 (find_oldest_value_reg): Use in_hard_reg_set_p.
215 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
216 (hard_reg_set_here_p): Use end_hard_regno.
217 (decompose): Likewise.
218 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
219 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
220 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
221 (mark_home_live): Use end_hard_regno.
222 (spill_hard_reg): Likewise.
223 (clear_reload_reg_in_use): Likewise.
224 * reorg.c (delete_prior_computation): Use END_REGNO.
225 * resource.c (update_live_status): Use END_HARD_REGNO.
226 (mark_referenced_resources): Use add_to_hard_reg_set.
227 (mark_set_resources): Likewise.
228 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
229 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
230 (reg_overlap_mentioned_p): Likewise.
231 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
232 (covers_regno_no_parallel_p): Use END_REGNO.
233 (find_regno_note): Likewise.
234 (find_reg_fusage): Use END_HARD_REGNO.
235 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
236 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
238 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
240 * mode-switching.c (reg_dies): Change type of second argument to
242 (optimize_mode_switching): Update accordingly.
244 2007-05-22 Richard Sandiford <richard@codesourcery.com>
246 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
248 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
249 (hard_reg_set_empty_p): ...these new functions.
250 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
251 GO_IF_HARD_REG_SUBSET.
252 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
253 instead of GO_IF_HARD_REG_EQUAL.
254 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
255 instead of GO_IF_HARD_REG_EQUAL.
256 * global.c (find_reg): Use hard_reg_set_empty_p instead of
257 GO_IF_HARD_REG_SUBSET.
258 (modify_reg_pav): Use hard_reg_set_empty_p instead of
259 GO_IF_HARD_REG_EQUAL.
260 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
261 of GO_IF_HARD_REG_SUBSET.
262 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
263 instead of GO_IF_HARD_REG_EQUAL.
264 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
265 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
266 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
267 of GO_IF_HARD_REG_SUBSET,
268 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
269 GO_IF_HARD_REG_SUBSET.
270 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
271 instead of GO_IF_HARD_REG_EQUAL.
272 * config/sh/sh.c (push_regs, calc_live_regs): Use
273 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
274 (hard_regs_intersect_p): Delete.
276 2007-05-22 Janis Johnson <janis187@us.ibm.com>
278 * doc/sourcebuild.texi (Test Directives) Add dg-message.
280 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
281 Richard Henderson <rth@redhat.com>
283 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
285 (x86_64-*-*): Likewise.
287 * i386/i386-modes.def (V2QI): New.
289 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
291 (override_options): Support SSE4.1.
292 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
293 (IX86_BUILTIN_BLENDPS): Likewise.
294 (IX86_BUILTIN_BLENDVPD): Likewise.
295 (IX86_BUILTIN_BLENDVPS): Likewise.
296 (IX86_BUILTIN_PBLENDVB128): Likewise.
297 (IX86_BUILTIN_PBLENDW128): Likewise.
298 (IX86_BUILTIN_DPPD): Likewise.
299 (IX86_BUILTIN_DPPS): Likewise.
300 (IX86_BUILTIN_INSERTPS128): Likewise.
301 (IX86_BUILTIN_MOVNTDQA): Likewise.
302 (IX86_BUILTIN_MPSADBW128): Likewise.
303 (IX86_BUILTIN_PACKUSDW128): Likewise.
304 (IX86_BUILTIN_PCMPEQQ): Likewise.
305 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
306 (IX86_BUILTIN_PMAXSB128): Likewise.
307 (IX86_BUILTIN_PMAXSD128): Likewise.
308 (IX86_BUILTIN_PMAXUD128): Likewise.
309 (IX86_BUILTIN_PMAXUW128): Likewise.
310 (IX86_BUILTIN_PMINSB128): Likewise.
311 (IX86_BUILTIN_PMINSD128): Likewise.
312 (IX86_BUILTIN_PMINUD128): Likewise.
313 (IX86_BUILTIN_PMINUW128): Likewise.
314 (IX86_BUILTIN_PMOVSXBW128): Likewise.
315 (IX86_BUILTIN_PMOVSXBD128): Likewise.
316 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
317 (IX86_BUILTIN_PMOVSXWD128): Likewise.
318 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
319 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
320 (IX86_BUILTIN_PMOVZXBW128): Likewise.
321 (IX86_BUILTIN_PMOVZXBD128): Likewise.
322 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
323 (IX86_BUILTIN_PMOVZXWD128): Likewise.
324 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
325 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
326 (IX86_BUILTIN_PMULDQ128): Likewise.
327 (IX86_BUILTIN_PMULLD128): Likewise.
328 (IX86_BUILTIN_ROUNDPD): Likewise.
329 (IX86_BUILTIN_ROUNDPS): Likewise.
330 (IX86_BUILTIN_ROUNDSD): Likewise.
331 (IX86_BUILTIN_ROUNDSS): Likewise.
332 (IX86_BUILTIN_PTESTZ): Likewise.
333 (IX86_BUILTIN_PTESTC): Likewise.
334 (IX86_BUILTIN_PTESTNZC): Likewise.
335 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
336 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
337 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
338 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
339 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
341 (bdesc_sse_3arg): Likewise.
342 (bdesc_2arg): Likewise.
343 (bdesc_1arg): Likewise.
344 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
346 (ix86_expand_sse_4_operands_builtin): New.
347 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
348 smaller than 8 bits as the 2nd arg.
349 (ix86_expand_sse_ptest): New.
350 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
351 (ix86_expand_vector_set): Support SSE4.1.
352 (ix86_expand_vector_extract): Likewise.
354 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
355 __SSE4_1__ for -msse4.1.
357 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
358 (UNSPEC_INSERTPS): Likewise.
359 (UNSPEC_DP): Likewise.
360 (UNSPEC_MOVNTDQA): Likewise.
361 (UNSPEC_MPSADBW): Likewise.
362 (UNSPEC_PHMINPOSUW): Likewise.
363 (UNSPEC_PTEST): Likewise.
364 (UNSPEC_ROUNDP): Likewise.
365 (UNSPEC_ROUNDS): Likewise.
367 * config/i386/i386.opt (msse4.1): New for SSE4.1.
369 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
370 (const_pow2_1_to_32768_operand): Likewise.
372 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
375 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
377 (sse4_1_insertps): Likewise.
378 (*sse4_1_extractps): Likewise.
379 (sse4_1_ptest): Likewise.
380 (sse4_1_mulv2siv2di3): Likewise.
381 (*sse4_1_mulv4si3): Likewise.
382 (*sse4_1_smax<mode>3): Likewise.
383 (*sse4_1_umax<mode>3): Likewise.
384 (*sse4_1_smin<mode>3): Likewise.
385 (*sse4_1_umin<mode>3): Likewise.
386 (sse4_1_eqv2di3): Likewise.
387 (*sse4_1_pinsrb): Likewise.
388 (*sse4_1_pinsrd): Likewise.
389 (*sse4_1_pinsrq): Likewise.
390 (*sse4_1_pextrb): Likewise.
391 (*sse4_1_pextrb_memory): Likewise.
392 (*sse4_1_pextrw_memory): Likewise.
393 (*sse4_1_pextrq): Likewise.
394 (sse4_1_blendpd): Likewise.
395 (sse4_1_blendps): Likewise.
396 (sse4_1_blendvpd): Likewise.
397 (sse4_1_blendvps): Likewise.
398 (sse4_1_dppd): Likewise.
399 (sse4_1_dpps): Likewise.
400 (sse4_1_movntdqa): Likewise.
401 (sse4_1_mpsadbw): Likewise.
402 (sse4_1_packusdw): Likewise.
403 (sse4_1_pblendvb): Likewise.
404 (sse4_1_pblendw): Likewise.
405 (sse4_1_phminposuw): Likewise.
406 (sse4_1_extendv8qiv8hi2): Likewise.
407 (*sse4_1_extendv8qiv8hi2): Likewise.
408 (sse4_1_extendv4qiv4si2): Likewise.
409 (*sse4_1_extendv4qiv4si2): Likewise.
410 (sse4_1_extendv2qiv2di2): Likewise.
411 (*sse4_1_extendv2qiv2di2): Likewise.
412 (sse4_1_extendv4hiv4si2): Likewise.
413 (*sse4_1_extendv4hiv4si2): Likewise.
414 (sse4_1_extendv2hiv2di2): Likewise.
415 (*sse4_1_extendv2hiv2di2): Likewise.
416 (sse4_1_extendv2siv2di2): Likewise.
417 (*sse4_1_extendv2siv2di2): Likewise.
418 (sse4_1_zero_extendv8qiv8hi2): Likewise.
419 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
420 (sse4_1_zero_extendv4qiv4si2): Likewise.
421 (*sse4_1_zero_extendv4qiv4si2): Likewise.
422 (sse4_1_zero_extendv2qiv2di2): Likewise.
423 (*sse4_1_zero_extendv2qiv2di2): Likewise.
424 (sse4_1_zero_extendv4hiv4si2): Likewise.
425 (*sse4_1_zero_extendv4hiv4si2): Likewise.
426 (sse4_1_zero_extendv2hiv2di2): Likewise.
427 (*sse4_1_zero_extendv2hiv2di2): Likewise.
428 (sse4_1_zero_extendv2siv2di2): Likewise.
429 (*sse4_1_zero_extendv2siv2di2): Likewise.
430 (sse4_1_roundpd): Likewise.
431 (sse4_1_roundps): Likewise.
432 (sse4_1_roundsd): Likewise.
433 (sse4_1_roundss): Likewise.
434 (mulv4si3): Don't expand for SSE4.1.
435 (smax<mode>3): Likewise.
436 (umaxv4si3): Likewise.
437 (uminv16qi3): Likewise.
438 (umin<mode>3): Likewise.
439 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
441 * doc/extend.texi: Document SSE4.1 built-in functions.
443 * doc/invoke.texi: Document -msse4.1.
445 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
447 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
448 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
449 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
450 (ASM_SPEC): Add asm_pcrel_spec.
451 (EXTRA_SPECS): Add asm_pcrel_spec.
453 2007-05-21 David Daney <ddaney@avtrex.com>
455 * doc/install.texi (Building a cross compiler): Add requirements
456 for Java cross compiler.
458 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
461 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
462 Add loopno argument. Use evolution_function_is_invariant_rec_p
463 instead of evolution_function_is_constant_p.
464 Update calls to evolution_function_is_affine_multivariate_p.
465 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
467 * tree-scalar-evolution.c (gather_chrec_stats): Call
468 evolution_function_is_affine_multivariate_p with a loop
470 * tree-data-ref.c (analyze_miv_subscript): Likewise.
471 (analyze_overlapping_iterations): Likewise.
472 (access_functions_are_affine_or_constant_p):
474 (build_classic_dist_vector_1): If the access functions
475 are equal, don't do anything.
477 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
478 Paolo Carlini <pcarlini@suse.de>
479 Uros Bizjak <ubizjak@gmail.com>
481 * c-cppbuiltin.c (c_cpp_builtins): Define
482 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
483 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
484 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
485 * doc/cpp.texi ([Standard Predefined Macros]): Document.
487 2007-05-21 Mike Stump <mrs@apple.com>
489 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx for dsymutil
491 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
493 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
495 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
496 implementation if __OPTIMIZE__ is not defined.
497 (_mm_alignr_pi8): Ditto.
498 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
499 (_mm_inserti_si64): Ditto.
500 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
501 (_mm_slli_epi16): Ditto.
502 (_mm_slli_epi32): Ditto.
503 (_mm_slli_epi64): Ditto.
504 (_mm_srai_epi16): Ditto.
505 (_mm_srai_epi32): Ditto.
506 (_mm_srli_si128): Ditto.
507 (_mm_slli_si128): Ditto.
508 (_mm_srli_epi16): Ditto.
509 (_mm_srli_epi32): Ditto.
510 (_mm_srli_epi64): Ditto.
511 (_mm_extract_epi16): Ditto.
512 (_mm_insert_epi16): Ditto.
513 (_mm_shufflehi_epi16): Ditto.
514 (_mm_shufflelo_epi16): Ditto.
515 (_mm_shuffle_epi32): Ditto.
516 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
518 (_mm_insert_pi16): Ditto.
520 (_mm_shuffle_pi16): Ditto.
522 (_mm_shufle_ps): Ditto.
523 (_mm_prefetch): Ditto.
525 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
527 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
528 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
529 * real.c (encode_i370_single, decode_i370_single,
530 encode_i370_double, decode_i370_double): Functions removed.
531 (i370_single_format, i370_double_format): Initializations removed.
532 (real_maxval, round_for_format, exact_real_truncate, significand_size):
533 Consider the log2_b field to always be one.
534 (ieee_single_format, mips_single_format, coldfire_single_format,
535 ieee_double_format, mips_double_format, coldfire_double_format,
536 ieee_extended_motorola_format, ieee_extended_intel_96_format,
537 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
538 ibm_extended_format, mips_extended_format, ieee_quad_format,
539 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
540 decimal_single_format, decimal_double_format, decimal_quad_format,
541 c4x_single_format, c4x_extended_format, real_internal_format): Remove
542 initialization of log2_b.
543 * real.h (i370_single_format, i370_double_format): Declarations removed.
544 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
545 field to always be one.
547 2007-05-21 Andreas Schwab <schwab@suse.de>
549 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
550 NOTE_INSN_BASIC_BLOCK_P.
551 (process_for_unwind_directive): Likewise.
553 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
555 * builtins.c (expand_builtin_setjmp_setup): Update comment.
556 * function.h (struct function): Move va_list_gpr_size,
557 va_list_fpr_size, function_frequency to front of bitfields. Add
559 (current_function_calls_unwind_init): New.
560 * except.c (expand_builtin_unwind_init): Set
561 current_function_calls_unwind_init not
562 current_function_has_nonlocal_label.
563 * reload1.c (has_nonexceptional_receiver): New.
564 (reload): Use it and current_function_calls_unwind_init to
565 determine whether call-saved regs must be saved.
567 2007-05-20 Jan Hubicka <jh@suse.cz>
569 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
570 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
571 * ddg.c (create_ddg): LIkewise.
572 * final.c (final): Remove hunk moving line numbernotes around since
573 they are no longer present at this stage.
574 (final_scan_insn): Use NOTE_KIND instead of
575 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
576 (output_asm_label): Likewise.
577 * reorg.c (dbr_schedule): Likewise.
578 * haifa-sched.c (unlink_other_notes): Likewise.
579 * mode-switching.c (optimize_mode_switching): Likewise.
580 * graph.c (start_bb): Likewise.
581 * rtl.def (NOTE): Update description.
582 * jump.c (squeeze_notes): Delete.
583 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
584 NOTE_INSN_BASIC_BLOCK_P when possible.
585 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
586 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
587 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
588 (dwarf2out_var_location): Likewise.
589 * cfgbuild.c (make_edges): Likewise.
590 (find_basic_blocks_1): Likewise.
591 * function.c (reorder_blocks_1): Likewise.
592 (epilogue_done): Likewise.
593 (reposition_prologue_and_epilogue_notes): Likewise.
594 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
596 (print_rtl): Likewise.
597 (print_rtl_single): Likewise.
598 * gcse.c (insert_insn_start_bb): Likewise.
599 * alias.c (init_alias_analysis): Likewise.
600 * calls.c (fixup_tail_calls): Likewise.
601 * except.c (sjlj_emit_function_enter): Likewise.
602 * emit-rtl.c (add_insn_after): Likeiwse.
603 (emit_label_before): Likewise.
604 (emit_label_after): Likewise.
605 (emit_note_before, emit_note_after, emit_note): Update
606 parameter to be enum insn_note; do not deal with source
608 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
609 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
611 (merge_blocks_move_successor_nojumps): Simplify now when
612 we don't have BLOCK notes.
613 (try_optimize_cfg): Likewise.
614 * cfglayout.c (skip_insns_after_block): Likewise.
615 (record_effective_endpoints): Likewise.
616 (duplicate_insn_chain): Likewise.
617 * varasm.c (output_constant_pool_1): Likewise.
618 * sched-deps.c (sched_analyze): Likewise.
619 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
621 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
622 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
623 (SET_INSN_DELETED): Simplify.
624 (NOTE_LINE_NUMBER): Exterminate.
625 (NOTE_LINE_KIND): New.
626 (NOTE_INSN_BASIC_BLOCK_P): Update.
627 (enum insn_note): Simplify.
628 (GET_NOTE_INSN_NAME) Simplify.
629 (emit_note_before, emit_note_after, emit_note): Update prototype.
630 (squeeze_notes): Remove.
631 * sched-int.h (NOTE_NOT_BB_P): Update.
632 * resource.c (mark_target_live_regs): Update.
633 * sched-rgn.c (debug_dependencies): Update.
634 * sched-vis.c (print_insn): Update.
635 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
636 * config/i386/i386.c (ix86_output_function_epilogue): Update.
637 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
638 (TARGET_ADJUST_UNROLL_MAX): Likewise.
639 (split_branches): Update.
640 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
642 (sh_adjust_unroll_max): Exterminate.
643 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
644 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
645 (m68hc11_reorg): Likewise.
646 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
647 (emit_predicate_relation_info): Update.
648 (process_for_unwind_directive): Update.
649 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
650 (output_call): Update.
651 * config/pa/pa.c (output_lbranch): Update.
652 (output_millicode_call): Update.
653 (output_call): Update.
654 (pa_combine_instructions): Update.
655 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
656 * config/bfin/bfin.c (gen_one_bundle): Update.
657 * cfgrtl.c (can_delete_note_p): Update.
658 (delete_insn): Update.
659 (rtl_merge_blocks): Update.
660 (commit_one_edge_insertion): Update.
661 (rtl_verify_flow_info): Update.
662 * stmt.c (expand_case): Do not call squeeze_notes.
664 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
671 * c.opt (Wtype-limits): New.
672 * doc/invoke.texi (Wtype-limits): Document it.
673 (Wextra): Enabled by -Wextra.
674 * c-opts.c (c_common_post_options): Enabled by -Wextra.
675 * c-common.c (shorten_compare): Warn with Wtype-limits.
677 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
679 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
680 inlined function, not as a macro.
681 (_mm_alignr_pi8): Ditto.
682 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
683 (_mm_inserti_si64): Ditto.
684 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
685 (_mm_extract_epi16): Ditto.
686 (_mm_insert_epi16): Ditto.
687 (_mm_shufflehi_epi16): Ditto.
688 (_mm_shufflelo_epi16): Ditto.
689 (_mm_shuffle_epi32): Ditto.
690 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
691 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
693 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
695 (_m_to_float): Use C89 compatible assignment.
697 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
700 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
702 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
705 * doc/invoke.texi (Wreturn-type): Complete description.
706 (Wextra): Delete item about return-type warning.
707 * c-decl.c: Delete redundant Wextra warning.
709 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
712 * config/i386/pmmintrin.h: Do not include xmmintrin.h
713 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
714 inlined function, not as a macro.
715 (_mm_prefetch): Ditto.
717 (_mm_insert_pi16): Ditto.
719 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
720 (_m_pshufw): Ditto. Add const to __N argument.
721 (_mm_shufle_ps): Ditto. Add const to __mask argument.
722 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
723 (_mm_slli_epi32): Ditto.
724 (_mm_srli_si128): Implement as always inlined function, not as a macro.
725 Add __inline to function declaration.
726 (_mm_slli_si128): Ditto.
728 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
730 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
731 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
733 (struct fenv): New structure.
734 (FP_HANDLE_EXCEPTIONS): New define.
735 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
736 (_FP_DECL_EXP): New define.
737 (FP_INIT_ROUNDMODE): New define.
738 (FP_ROUNDMODE): New define.
740 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
742 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
743 (Wconversion): Update description.
744 (Wconversion-sign): New.
745 * c.opt (Wconversion-sign): New.
746 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
747 means disabled for C++. Otherwise, take the status of Wconversion.
748 * c-common.c (conversion_warning): Warn with either Wconversion or
750 (warnings_for_convert_and_check): Conditions are already checked by
752 (convert_and_check): Don't check warnings if the conversion failed.
754 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
755 Anatoly Sokolov <aesok@dol.ru>
757 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
758 avr_epilogue_uses) : Add declaration.
759 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
760 * config/avr/constraints.md (R): New constraint.
761 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
762 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
763 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
764 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
765 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
766 call_prologue_saves, epilogue_restores, return_from_epilogue,
767 return_from_main_epilogue, return_from_interrupt_epilogue,
768 return_from_naked_epilogue, prologue, epilogue): New patterns.
769 (jump): Handle symbol reference.
770 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
771 avr_output_function_prologue, avr_output_function_epilogue): Remove
773 (avr_init_machine_status, expand_prologue, expand_epilogue,
774 avr_asm_function_end_prologue, avr_epilogue_uses,
775 avr_asm_function_begin_epilogue): New functions.
776 (prologue_size, epilogue_size, jump_tables_size): Remove global
778 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
779 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
780 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
781 (avr_override_options): Initialise init_machine_status.
782 (output_movhi): Handle all stack pointer loads.
783 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
784 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
785 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
786 (EPILOGUE_USES) Redefine.
787 (machine_function) Declare.
789 2007-05-19 Richard Sandiford <richard@codesourcery.com>
791 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
792 Use a single return statement.
794 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
797 * builtins.c (do_mpfr_lgamma_r): New.
798 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
799 * tree.h (CASE_FLT_FN_REENT): New.
801 2007-05-18 Geoffrey Keating <geoffk@apple.com>
803 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
804 (output_die): Use 'unsigned long' with %x.
805 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
806 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
807 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
809 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
811 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
816 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
817 true if function has no argument.
819 2007-05-18 DJ Delorie <dj@redhat.com>
821 * config/mips/mips.c (mips_offset_within_alignment_p): New.
822 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
824 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
826 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
827 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
828 count_trailing_zeros.
829 (__i386__): Implement count_leading_zeros using __builtin_clz().
830 Implement count_trailing_zeros usign __builtin_ctz().
832 2007-05-18 Richard Sandiford <richard@codesourcery.com>
834 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
836 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
839 * expr.c (emit_move_change_mode): Change mode of push operands here.
841 2007-05-17 Ian Lance Taylor <iant@google.com>
843 PR tree-optimization/31953
844 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
846 (set_value_range_to_null): Call set_value_range_to_value.
847 (extract_range_from_comparison): Likewise.
849 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
851 * toplev.c (print_version): Output GMP/MPFR version info.
853 * builtins.c (CASE_MATHFN_REENT): New macro.
854 (mathfn_built_in): Use it.
855 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
856 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
857 BUILT_IN_LGAMMAL_R): New.
858 * doc/extend.texi: Document new builtins.
861 * builtins.c (do_mpfr_remquo): New.
862 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
863 (fold_builtin_3): Handle BUILT_IN_REMQUO.
866 * builtins.c (fold_builtin_1): Handle y0, y1.
867 (fold_builtin_2): Handle yn.
870 * builtins.c (do_mpfr_bessel_n): New.
871 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
872 (fold_builtin_2): Handle BUILT_IN_JN.
874 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
877 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
878 TYPE_PRECISION (intmax_type_node).
880 2007-05-17 Steve Ellcey <sje@cup.hp.com>
883 * reload.c (subst_reloads): Remove checking.
885 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
887 PR rtl-optimization/31691
888 * combine.c (simplify_set): Build a new src pattern instead of
889 substituting its operands in the COMPARE case.
891 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
893 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
894 (execute_vrp): Preserve loops through jump threading.
895 * tree-ssa-threadupdate.c (thread_single_edge,
896 dbds_continue_enumeration_p, determine_bb_domination_status,
897 thread_through_loop_header): New functions.
898 (create_edge_and_update_destination_phis,
899 create_edge_and_update_destination_phis): Set loops for the new blocks.
900 (prune_undesirable_thread_requests): Removed.
901 (redirect_edges): Do not pretend that redirect_edge_and_branch can
903 (thread_block): Do not call prune_undesirable_thread_requests.
905 (mark_threaded_blocks): Select edges to thread here.
906 (thread_through_all_blocks): Take may_peel_loop_headers argument.
907 Thread edges through loop headers independently.
908 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
909 * tree-pass.h (TODO_mark_first_instance): New.
910 (first_pass_instance): Declare.
911 * cfghooks.c (duplicate_block): Put the block to the original loop
912 if copy is not specified.
913 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
914 jump threading. Pass may_peel_loop_headers to
915 thread_through_all_blocks according to first_pass_instance.
916 * cfgloop.h (create_preheader): Declare.
917 * tree-flow.h (thread_through_all_blocks): Declaration changed.
918 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
919 * passes.c (first_pass_instance): New variable.
920 (next_pass_1): Set TODO_mark_first_instance.
921 (execute_todo): Set first_pass_instance.
923 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
925 PR tree-optimization/24659
926 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
927 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
928 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
929 OTI_vec_pack_ufix_trunc.
930 (vec_unpacks_float_hi_optab): Define new macro.
931 (vec_unpacks_float_lo_optab): Ditto.
932 (vec_unpacku_float_hi_optab): Ditto.
933 (vec_unpacku_float_lo_optab): Ditto.
934 (vec_pack_sfix_trunc_optab): Ditto.
935 (vec_pack_ufix_trunc_optab): Ditto.
936 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
937 and vec_pack_[s|u]fix_trunc_optab using
938 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
939 * tree-vectorizer.c (supportable_widening_operation): Handle
940 FLOAT_EXPR and CONVERT_EXPR. Update comment.
941 (supportable_narrowing_operation): New function.
942 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
943 * tree-vect-transform.c (vectorizable_conversion): Handle
944 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
945 (vect_gen_widened_results_half): Move before vectorizable_conversion.
946 (vectorizable_type_demotion): Call supportable_narrowing_operation()
947 to check for target support.
948 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
949 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
950 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
951 for VEC_PACK_FIX_TRUNC_EXPR.
952 (expand_binop): Special case mode of the result for
953 vec_pack_[u|s]fix_trunc_optab.
954 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
955 vec_pack_[u|s]fix_trunc_optab.
957 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
958 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
959 * tree-pretty-print.c (dump_generic_node): Handle
960 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
961 VEC_PACK_FIX_TRUNC_EXPR.
963 * expr.c (expand_expr_real_1): Ditto.
964 * tree-inline.c (estimate_num_insns_1): Ditto.
965 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
967 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
968 (vec_unpacks_float_lo_v8hi): Ditto.
969 (vec_unpacku_float_hi_v8hi): Ditto.
970 (vec_unpacku_float_lo_v8hi): Ditto.
971 (vec_unpacks_float_hi_v4si): Ditto.
972 (vec_unpacks_float_lo_v4si): Ditto.
973 (vec_pack_sfix_trunc_v2df): Ditto.
975 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
977 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
978 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
979 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
980 [vec_pack_ufix_trunc]: Ditto.
981 [vec_unpacks_float_hi]: Ditto.
982 [vec_unpacks_float_lo]: Ditto.
983 [vec_unpacku_float_hi]: Ditto.
984 [vec_unpacku_float_lo]: Ditto.
986 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
988 * soft-fp/README: Update for new files.
989 * soft-fp/floattisf.c: New file.
990 * soft-fp/floattidf.c: New file.
991 * soft-fp/floattitf.c: New file.
992 * soft-fp/floatuntisf.c: New file.
993 * soft-fp/floatuntidf.c: New file.
994 * soft-fp/floatuntitf.c: New file.
995 * soft-fp/fixsfti.c: New file.
996 * soft-fp/fixdfti.c: New file.
997 * soft-fp/fixtfti.c: New file.
998 * soft-fp/fixunssfti.c: New file.
999 * soft-fp/fixunsdfti.c: New file.
1000 * soft-fp/fixunstfti.c: New file.
1001 * soft-fp/extendxftf.c: New file.
1002 * soft-fp/trunctfxf.c: New file.
1004 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
1005 (__trunctfxf2): Ditto.
1007 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
1008 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
1009 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
1010 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
1011 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
1012 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
1014 * config/i386/t-fprules-softfp64: New file.
1015 * config/i386/sfp-machine.h: New file.
1016 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
1017 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
1018 and soft-fp/t-softfp to tmake_file.
1019 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
1020 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
1022 * config/i386/t-linux64 (softfp_wrap_start): New.
1023 (softfp_wrap_end): New.
1024 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
1025 supported for TARGET_64BIT.
1027 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
1029 * c-common.c (c_common_signed_or_unsigned_type): Emulate
1030 c_common_unsigned_type behavior.
1032 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
1034 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
1037 2007-05-16 Eric Christopher <echristo@apple.com>
1039 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
1040 saving after stack push. Set sp_offset whenever we push.
1041 (rs6000_emit_epilogue): Move altivec register restore before
1044 2007-05-16 Richard Sandiford <richard@codesourcery.com>
1046 * configure.ac: Allow sysroots to be relocated under $prefix as
1047 well as $exec_prefix.
1048 * configure: Regenerate.
1050 2007-05-16 Richard Sandiford <richard@codesourcery.com>
1054 2007-05-12 Richard Sandiford <richard@codesourcery.com>
1056 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1057 (gcc_tooldir): Likewise.
1058 * configure: Regenerate.
1059 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1060 old configure.ac gcc_tooldir setting.
1061 (prefix_to_exec_prefix): New variable.
1062 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1063 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1065 2007-05-14 Janis Johnson <janis187@us.ibm.com>
1067 * c-typeck.c (build_binary_op): Return early for error.
1069 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
1071 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
1072 struct nb_iter_bound.
1073 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
1074 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
1075 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
1076 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
1077 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
1078 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
1079 (del_scev_info): Use ggc_free.
1080 (scev_initialize): Allocate scalar_evolution_info in gc memory.
1081 * loop-init.c: Include ggc.h.
1082 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
1083 (loop_optimizer_finalize): Use ggc_free.
1084 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
1085 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
1086 pass_iv_optimize): Add TODO_ggc_collect.
1087 * function.h (struct function): Remove skip marker from x_current_loops.
1088 * cfgloop.c: Include ggc.h.
1089 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
1091 (establish_preds): Vector superloops is gc allocated.
1092 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
1094 (flow_loops_find): Vector larray is gc allocated.
1095 (loop_exit_free): Use ggc_free.
1096 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
1097 that head of exits list is now not a part of struct loop.
1098 (record_loop_exits): Allocate exits table in gc memory.
1099 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
1100 head of exits list is now not a part of struct loop.
1101 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
1102 struct loop_exit): Add GTY marker.
1103 (struct loop): Add GTY marker. Make superloops vector gc allocated.
1104 Add skip marker to aux field. Make head of exits list a separate
1106 (struct loops): Add GTY marker. Make larray vector gc allocated.
1107 Add param marker to exits table.
1108 (get_loops): Type changed.
1109 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
1111 (cfgloop.o, loop-init.o): Add ggc.h dependency.
1112 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
1113 * basic-block.h (struct basic_block_def): Remove skip marker from
1116 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
1118 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
1119 of 0 in the call to expand_expr().
1120 (expand_builtin_mathfn_3): Ditto.
1121 (expand_builtin_interclass_mathfn): Ditto.
1122 (expand_builtin_cexpi): Ditto.
1123 (expand_builtin_int_roundingfn): Ditto.
1124 (expand_builtin_int_roundingfn_2): Ditto.
1125 (expand_builtin_pow): Ditto.
1126 (expand_builtin_powi): Ditto.
1127 (expand_builtin_bswap): Ditto.
1128 (expand_builtin_unop): Ditto.
1129 (expand_builtin_fabs): Ditto.
1130 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
1131 the call to expand_expr().
1132 (expand_builtin_sync_operation): Ditto.
1133 (expand_builtin_compare_and_swap): Ditto.
1134 (expand_builtin_lock_test_and_set): Ditto.
1135 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
1136 instead of 0 in the call to expand_expr().
1137 (expand_builtin_extract_return_addr): Ditto.
1138 (expand_builtin_eh_return): Ditto.
1139 (expand_eh_return): Ditto.
1140 * explow.c (expr_size): Ditto.
1141 * expr.c (optimize_bitfield_assignment_op): Ditto.
1142 (expand_assignement): Ditto.
1143 (store_expr): Ditto.
1144 (store_field): Ditto.
1145 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
1146 the call to expand_expr().
1147 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
1148 in the call to expand_expr().
1149 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
1150 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
1151 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
1153 * optabs.c (expand_vec_shift_expr): Ditto.
1154 (expand_vec_cond_expr): Ditto.
1155 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
1156 call to expand_expr().
1157 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
1158 in the call to expand_expr().
1160 2007-05-14 Dave Korn <dave.korn@artimi.com>
1162 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
1164 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
1166 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
1167 instead of c_common_unsigned_type.
1168 (c_common_unsigned_type): Remove.
1169 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
1170 c_common_unsigned_type.
1171 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
1172 c_common_unsigned_type.
1173 * c-common.h (c_common_unsigned_type): Remove.
1174 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
1175 c_common_unsigned_type.
1176 * c-format.c (check_format_types): Use unsigned_type_for instead of
1177 c_common_unsigned_type.
1178 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
1179 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
1180 c_common_unsigned_type.
1181 * convert.c (convert_to_integer): Use unsigned_type_for instead of
1182 lang_hooks.types.unsigned_type.
1183 * expmed.c (make_tree): Use unsigned_type_for instead of
1184 lang_hooks.types.unsigned_type.
1185 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
1186 lang_hooks.types.unsigned_type.
1187 (build_range_check): Likewise.
1188 (fold_unary): Likewise.
1189 (fold_binary): Likewise.
1190 (fold_ternary): Likewise.
1191 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
1192 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
1193 * tree.c (get_unsigned_type): New.
1194 (unsigned_type_for): Use get_unsigned_type instead of
1195 lang_hooks.types.unsigned_type.
1197 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
1199 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
1200 to m68k_get_function_kind. Update its prototype.
1201 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
1203 (m68k_interrupt_function_p): Return enum m68k_function_type
1204 instead of bool. Rename to m68k_get_function_kind.
1205 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
1207 (m68k_compute_frame_layout): Don't mark any register for save
1208 if an interrupt_thread attribute is specified.
1209 (m68k_hard_regno_rename_ok): Update a use of
1210 m68k_interrupt_function_p.
1211 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
1212 m68k_interrupt_function_p.
1213 (m68k_function_type): New.
1214 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
1215 for a function with an interrupt_thread attribute.
1216 * doc/extend.texi: Document the interrupt_thread attribute.
1218 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
1220 Fix PR tree-optimization/31911
1221 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
1222 if they didn't change the expression.
1224 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
1226 * tree-scalar-evolution.c (resolve_mixers): Exported.
1227 * tree-scalar-evolution.h (resolve_mixers): Declare.
1228 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
1229 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
1230 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
1231 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
1232 init_array_ref, init_pointer_ref, analyze_indirect_ref,
1233 strip_conversion, analyze_offset_expr, address_analysis,
1234 object_analysis, analyze_offset): Removed.
1235 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
1236 split_constant_offset, canonicalize_base_object_address,
1237 object_address_invariant_in_loop_p, disjoint_objects_p,
1238 dr_may_alias_p, dr_address_invariant_p): New functions.
1239 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
1240 and dr_analyze_alias.
1241 (initialize_data_dependence_relation): Use dr_may_alias_p
1242 and object_address_invariant_in_loop_p.
1243 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
1245 (find_data_references_in_stmt): Restrict the analysis of data references
1246 to the given loop nest.
1247 (find_data_references_in_loop): Made static. Pass loop nest to
1248 find_data_references_in_stmt.
1249 (compute_data_dependences_for_loop): Use DR_VOPS.
1250 (free_data_ref): Free DR_VOPS.
1251 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
1252 (struct innermost_loop_behavior): ... new.
1253 (struct base_object_info): Replaced by ...
1254 (struct indices): ... new.
1255 (struct dr_alias): New.
1256 (enum data_ref_type): Removed.
1257 (struct data_reference): Consist of struct innermost_loop_behavior,
1258 struct indices and struct dr_alias.
1259 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
1260 (DR_MEMTAG): Renamed to ...
1261 (DR_SYMBOL_TAG): ... this.
1262 (find_data_references_in_loop): Declaration removed.
1263 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
1264 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
1265 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
1266 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
1268 2007-05-13 Revital Eres <eres@il.ibm.com>
1270 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
1271 which walks virtual def-use chains to find redundant stores.
1272 (dse_optimize_stmt): Call it.
1274 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
1276 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
1277 * passes.c (init_optimization_passes): Move pass_jump_bypass
1280 * basic-block.h (bb_has_eh_pred): Fix style issue.
1282 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
1284 PR rtl-optimization/31848
1285 * loop-invariant.c (move_invariant_reg): If we move an insn
1286 with a REG_EQUAL note, and that insn is not always executed,
1287 remove the REG_EQUAL note.
1289 2007-05-12 Richard Guenther <rguenther@suse.de>
1291 PR tree-optimization/31797
1292 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
1293 propagate into a stmt that has volatile ops.
1295 2007-05-12 Richard Sandiford <richard@codesourcery.com>
1297 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1298 (gcc_tooldir): Likewise.
1299 * configure: Regenerate.
1300 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1301 old configure.ac gcc_tooldir setting.
1302 (prefix_to_exec_prefix): New variable.
1303 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1304 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1306 2007-05-11 Silvius Rus <rus@google.com>
1308 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
1309 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
1310 * c-common.h (strict_aliasing_warning): Change return type.
1311 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
1312 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
1313 (build_c_cast): Condition call to strict_aliasing_warning.
1314 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
1315 * flags.h (set_Wstrict_aliasing): Declare.
1316 * opts.c (set_Wstrict_alising): Define, add call to.
1317 * tree-flow.h (strict_aliasing_warning_backend): Declare.
1318 * tree-ssa-alias-warnings.c: New file.
1319 * tree-ssa-alias.c (compute_may_aliases): Add call to
1320 strict_aliasing_warning_backend.
1322 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
1324 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
1325 Use loop_depth and loop_outer accessor functions.
1326 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
1327 determine_invariantness_stmt, move_computations_stmt): Ditto.
1328 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
1329 add_loop, loopify, unloop, fix_loop_structure): Ditto.
1330 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
1331 * tree-scalar-evolution.c (interpret_loop_phi,
1332 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
1333 instantiate_parameters_1, scev_const_prop): Ditto.
1334 * cfghooks.c (make_forwarder_block): Ditto.
1335 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
1336 * modulo-sched.c (loop_canon_p): Ditto.
1337 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
1338 slpeel_can_duplicate_loop_p): Ditto.
1339 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
1340 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
1341 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
1342 cancel_loop, verify_loop_structure): Ditto.
1343 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
1344 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
1345 superloops vector instead of "pred" array.
1346 (establish_preds): Take father loop as an argument. Initialize the
1348 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
1349 initialize loop->outer.
1350 (flow_loop_tree_node_remove): Truncate the superloops vector.
1351 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
1352 "pred" merged to "superloops" vector.
1353 (loop_depth, loop_outer): New.
1354 (fel_init): Use loop_outer.
1356 2007-05-11 Jan Hubicka <jh@suse.cz>
1358 * cgraphunit.c: Include gt-cgraphunit.h
1359 (static_ctors, static_dtors): New static vars.
1360 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
1361 based on implementation in c-common.c
1362 (cgraph_finalize_function): Call record_cdtor_fn.
1363 (cgraph_optimize): Call cgraph_build_cdtor_fns.
1364 * decl.c (finish_function): Do not call c_record_cdtor_fn.
1365 (c_write_global_declarations): Do not call c_build_cdtor_fns.
1366 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
1367 build_cdtor, c_build_cdtor_fns): Remove.
1368 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
1369 c_build_cdtor_fns): Remove prototype.
1371 2007-05-11 Paolo Carlini <pcarlini@suse.de>
1374 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
1375 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
1376 * builtins.c (fold_builtin_memchr): New.
1377 (expand_builtin_memchr): Call the latter.
1378 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
1379 * doc/extend.texi ([Other built-in functions provided by GCC]):
1382 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
1384 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
1385 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
1386 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
1387 PFPO_OP1_TYPE_SHIFT): Constants added.
1388 (DFP_ALL): Mode macro defined.
1389 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
1390 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
1391 Insn definitions added.
1392 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
1393 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
1396 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
1398 PR tree-optimization/31885
1399 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
1401 (automatically_generated_chrec_p): Return false for NULL.
1403 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
1405 * config/bfin/bfin.h (MOVE_RATIO): Define.
1407 2007-05-10 Richard Sandiford <richard@codesourcery.com>
1409 * config.gcc (sparc-wrs-vxworks): New target.
1410 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
1411 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
1412 * config/sparc/sparc.h: Include vxworks-dummy.h.
1413 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
1414 include LABEL_REFs too.
1415 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
1416 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
1418 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
1420 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
1421 (sparc_emit_call_insn): New function.
1422 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
1423 functions when generating VxWorks PIC.
1424 * config/sparc/sparc.md (vxworks_load_got): New pattern.
1425 (call, call_value): Use sparc_emit_call_insn instead of
1428 2007-05-09 Bob Wilson <bob.wilson@acm.org>
1430 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
1432 2007-05-09 Bob Wilson <bob.wilson@acm.org>
1434 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
1435 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
1436 instead of operand_subword.
1438 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
1440 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
1441 * config/bfin/bfin.c (bfin_local_alignment): New function.
1442 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
1444 2007-05-08 Chao-ying Fu <fu@mips.com>
1446 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
1447 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
1448 (smsub_widen_optab, umsub_widen_optab): Define.
1449 * optabs.c (init_optabs): Initialize smsub_widen_optab and
1451 * genopinit.c (optabs): Fill in smsub_widen_optab and
1453 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
1454 and umsub_widen_optab to implement multiply-subtract sequences.
1455 * config/mips/mips.md (*msac<u>_di): Rename to...
1456 (<u>msubsidi4): ...this. Extend condition to include
1457 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
1458 of operand 0 to "ka" and use the three-operand form of msub<u>
1460 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
1463 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
1465 PR rtl-optimization/28011
1466 * reload.c (push_reload): Set dont_share if IN appears in OUT
1467 also when IN is a PLUS rtx.
1468 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
1471 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
1473 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
1474 call unshare_all_decls.
1475 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
1476 (unshare_all_decls): Remove.
1478 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
1481 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
1484 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
1485 Nigel Stephens <nigel@mips.com>
1487 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
1488 Update comments and all uses.
1489 (MIN_FPRS_PER_FMT): Define.
1490 * config/mips/mips.c (function_arg): Fix to correctly handle
1491 the -mips32r2 -mfp64 -mabi=32 case.
1492 (override_options): Enable use of odd-numbered registers for
1493 SFmode values on MIPS32.
1494 (mips_save_reg_p): Save whole floating-point register pair if
1495 either half is used.
1496 (compute_frame_size): Fix comment.
1498 2007-05-08 Jie Zhang <jie.zhang@analog.com>
1500 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
1501 argument of type bool.
1502 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
1503 argument. Safely select temporary P register according to it.
1504 (do_link): Change call site of add_to_reg accordingly.
1505 (do_unlink): Add epilogue_p as a fourth argument and pass it
1507 (expand_interrupt_handler_epilogue): Change call of do_unlink
1509 (bfin_expand_prologue): Add a third argument sibcall_p.
1510 * config/bfin/bfin.md (epilogue): Change call of
1511 bfin_expand_epilogue accordingly.
1512 (sibcall_epilogue): Likewise.
1513 (eh_return_internal): Likewise.
1515 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
1516 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
1517 * config/bfin/bfin.c (bfin_handle_option): Handle
1518 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
1519 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
1520 Support bf534, bf536 and bf561.
1521 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
1523 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
1526 * config/i386/i386.c (ix86_function_regparm): Process local
1527 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
1529 2007-05-07 Mike Stump <mrs@apple.com>
1531 * doc/invoke.texi (Warning Options): Document that -Wempty-body
1532 also checks for and while statements in C++.
1534 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
1536 * gcc.c (at_file_supplied): New variable.
1537 (main): Set it if we expanded argv.
1538 (do_spec_1): Pass an @-file to the linker if we were called with
1539 an @-file argument and HAVE_GNU_LD.
1540 * collect2.c (at_file_supplied): New variable.
1541 (response_file): New variable.
1542 (collect_exit): Unlink response_file if necessary.
1543 (handler): Likewise.
1544 (do_wait): Likewise.
1545 (main): Set at_file_supplied if we expanded argv.
1546 (collect_execute): Pass an @-file to subprocesses if we were called
1547 with an @-file argument.
1548 * configure.ac: Add define for HAVE_GNU_LD.
1549 * configure: Regenerate.
1550 * config.in: Regenerate.
1552 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
1554 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
1560 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
1562 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
1563 (TARGET_ENCODE_SECTION_INFO): Re-define.
1564 (m32c_encode_section_info): New
1565 (function_vector_handler): New
1566 (current_function_special_page_vector): New
1567 (m32c_special_page_vector_p): New.
1568 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
1570 * config/m32c/jump.md: Added instruction JSRS for functions
1571 with attribute "function_vector".
1572 * doc/extend.texi (function_vector): Added description
1573 for M16C, M32C targets.
1575 2007-05-07 DJ Delorie <dj@redhat.com>
1578 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
1579 ashrpsi3, lshrpsi3): Update shift count constraint.
1581 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
1582 Nathan Froyd <froydnj@codesourcery.com>
1585 * c-incpath.c (add_path): Strip trailing path separators.
1587 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
1589 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
1590 Free dominance info before purging EH edges.
1591 (eliminate_degenerate_phis): Likewise.
1592 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
1594 2007-05-07 Jan Hubicka <jh@suse.cz>
1596 * gimplify.c (gimplify_expr): Do not crash when folding
1597 (void *)(int)&a + 4.
1599 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1602 * c-opts.c (lang_fortran): Make it non static.
1603 * c-common.h (lang_fortran): New prototype.
1604 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
1605 -lang-fortran option was passed by the driver.
1607 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
1609 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
1610 of ASSERT_CHECKING. Tweak message.
1612 2007-05-06 Revital Eres <eres@il.ibm.com>
1615 * loop-unroll.c (insert_var_expansion_initialization):
1616 Initialize the expansions with -zero instead of +zero.
1618 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
1620 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
1621 into pic and non-pic versions. Mark r19 as used for
1622 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
1623 for tgd_load, tld_load and tie_load .
1624 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
1625 version of tgd_load, tld_load and tie_load depending on the
1628 2007-05-04 Ulrich Drepper <drepper@redhat.com>
1629 Jakub Jelinek <jakub@redhat.com>
1631 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
1632 (__do_global_dtors_aux): Use more paranoid loop to run
1633 destructors if HIDDEN_DTOR_LIST_END.
1634 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
1636 2007-05-04 Jakub Jelinek <jakub@redhat.com>
1638 * varasm.c (align_variable): Don't increase alignment for
1639 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
1640 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
1642 2007-05-04 Josh Conner <jconner@apple.com>
1644 * basic-block.h (cdi_direction): Assign values to all enumeration
1646 (dom_computed): Remove.
1647 (dom_info_state): New.
1648 (set_dom_info_availability): New.
1649 * tree-ssa-loop-im.c (determine_invariantness): Initialize
1650 walk_data.dom_direction.
1651 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
1652 instead of dom_computed[].
1653 (split_edge): Likewise.
1654 (create_basic_block): Likewise.
1655 (merge_blocks): Likewise.
1656 * ifcvt.c (find_if_header): Likewise.
1657 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
1658 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
1659 * tree-ssa.c (verify_ssa): Likewise.
1660 * tree-cfg.c (tree_verify_flow_info): Likewise.
1661 (remove_edge_and_dominated_blocks): Likewise.
1662 * dominance.c (dom_computed): Make static.
1663 (calc_dfs_tree_nonrec): Change third param to a bool.
1664 (calc_dfs_tree): Change second param to a bool.
1665 (calc_idioms): Change second param to a bool. Use
1666 dom_convert_dir_to_idx.
1667 (init_dom_info): Validate dir before using.
1668 (dom_convert_dir_to_idx): New.
1669 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
1670 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
1671 (free_dominance_info): Use dom_convert_dir_to_idx.
1672 (get_immediate_dominator): Likewise.
1673 (set_immediate_dominator): Likewise.
1674 (get_dominated_by): Likewise.
1675 (redirect_immediate_dominators): Likewise.
1676 (nearest_common_denominator): Likewise.
1677 (dominated_by_p): Likewise.
1678 (bb_dom_dfs_in): Likewise.
1679 (bb_dom_dfs_out): Likewise.
1680 (recount_dominator): Likewise.
1681 (iterate_fix_dominators): Likewise.
1682 (add_to_dominance_info): Likewise.
1683 (delete_from_dominance_info): Likewise.
1684 (first_dom_son): Likewise.
1685 (next_dom_son): Likewise.
1686 (dom_info_available_p): Likewise.
1687 (dom_info_state): New.
1688 (set_dom_info_availability): New.
1690 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
1692 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
1694 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
1696 2007-05-04 Bob Wilson <bob.wilson@acm.org>
1698 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
1699 (subdi3, subdi_carry): Delete.
1701 2007-05-04 Jan Hubicka <jh@suse.cz>
1702 Richard Guenther <rguenther@suse.de>
1704 * opts.c (decode_options): Do not fiddle with inlining
1705 parameters in case of optimizing for size.
1706 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
1707 for size do nothing.
1708 (cgraph_decide_inlining_of_small_function): When optimizing for
1709 size never inline functions increasing caller size.
1710 (cgraph_early_inlining): Inline for size when optimizing for size.
1712 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
1714 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
1715 logical operations piecewise.
1716 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
1717 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
1718 subdi_sesidi_di): Delete.
1719 (add_with_carry): Produce carry in CC instead of a DREG to shorten
1720 the generated sequence. Allow three-reg add in constraints. Rewrite
1721 the rtl expression for carry to avoid zero_extend of a constant.
1722 (sub_with_carry): New pattern.
1723 (adddi3, subdi3): Change into define_expand. For subtract, generate a
1724 different sequence not involving jumps.
1725 (notbi): Now a named pattern.
1727 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
1729 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
1730 Add the note about a significant loss of accuracy of some
1731 mathematical routines when these options are used.
1733 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1735 * haifa-sched.c (rtx_vec_t): New typedef.
1736 (contributes_to_priority_p): Extract piece of priority () into new
1738 (priority): Use the function. Add assertion.
1739 (rank_for_schedule, set_priorities): Add assertion to check that
1740 insn's priority is initialized.
1741 (clear_priorities, calc_priorities): Change signature. Make it update
1742 all relevant insns. Update all callers ('add_to_speculative_block ()'
1743 and 'create_block_check_twin ()').
1744 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
1745 Add new field 'priority_status'.
1746 (INSN_PRIORITY_STATUS): New macro.
1747 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
1749 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1751 * sched-ebb.c (debug_ebb_dependencies): New static function.
1752 (init_ready_list): Use it.
1754 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
1755 with changed signature and 'debug_rgn_dependencies ()'.
1756 (debug_rgn_dependencies): New static function.
1757 (init_ready_list): Use it.
1759 * sched-int.h (debug_dependencies): Declare.
1761 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
1763 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
1765 2007-05-04 Dirk Mueller <dmueller@suse.de>
1767 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
1769 2007-05-03 Jan Hubicka <jh@suse.cz>
1771 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
1772 for pointer type in more cases than before.
1774 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
1776 * tree-object-size.c (plus_expr_object_size): When operand size is
1777 unknown, return unknown.
1779 2007-05-03 Dirk Mueller <dmueller@suse.de>
1781 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
1783 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
1786 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
1788 2007-05-03 Janis Johnson <janis187@us.ibm.com>
1790 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
1792 2007-05-03 Joseph Myers <joseph@codesourcery.com>
1794 * config/soft-fp/double.h, config/soft-fp/extended.h,
1795 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
1796 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
1797 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
1798 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
1801 2007-05-03 Ian Lance Taylor <iant@google.com>
1803 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
1804 MASK_PPC_GFXOPT for 8540 or 8548.
1806 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
1808 * tree-vect-transform.c (vect_update_inits_of_drs): Use
1809 vect_print_dump_info() to output debug information.
1811 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
1814 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
1815 operands of size 2 when operand is not MEM_P.
1817 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
1819 PR tree-optimization/30565
1820 * lambda-code.c (perfect_nestify): Fix updating of dominators.
1822 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
1824 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
1825 (umulsi3_highpart): Use them.
1826 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
1827 for final accumulator to D regisster tranfser.
1829 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
1831 PR tree-optimization/31699
1832 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
1834 (vect_enhance_data_refs_alignment): Compute peel amount using
1835 TYPE_VECTOR_SUBPARTS instead of vf.
1836 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
1838 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
1841 * system.h: Remove inclusion of double-int.h
1842 * tree.h: Include double-int.h
1843 * gengtype.c: Likewise
1844 * cfgloop.h: Likewise
1845 * Makefile.in: Adjust dependencies on double-int.h
1847 2007-05-02 Eric Christopher <echristo@apple.com>
1849 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
1850 -shared to -Zdynamiclib.
1852 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
1855 * c-common.c (strip_pointer_or_array_types): New function.
1856 * c-common.h (strip_pointer_or_array_types): New function declaration.
1858 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
1860 PR tree-optimization/31771
1861 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
1863 2007-05-02 Paul Brook <paul@codesourcery.com>
1865 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
1867 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1870 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
1873 2007-05-02 Nick Clifton <nickc@redhat.com>
1875 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
1877 2007-05-02 Richard Guenther <rguenther@suse.de>
1879 PR tree-optimization/31146
1880 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1881 argument, single_use_p. If we have a single use that is
1882 a conversion to the definition rhs type, propagate that rhs.
1883 (forward_propagate_addr_expr): Pass single_use_p argument
1884 to forward_propagate_addr_expr_1.
1886 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
1888 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
1891 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1893 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
1894 'AMD Family 10 core'.
1896 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1898 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
1899 and athlon64-sse3 as improved versions of k8, opteron and athlon64
1900 with SSE3 instruction set support.
1901 * doc/invoke.texi: Likewise.
1903 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1905 * config/i386/i386.c (override_options): Tuning 32-byte loop
1906 alignment for amdfam10 architecture. Increasing the max loop
1907 alignment to 24 bytes.
1909 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
1911 * config/m68k/constraints.md: New.
1912 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
1913 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1914 EXTRA_CONSTRAINT): Remove.
1915 * config/m68k/m68k.md: Include constraints.md.
1916 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
1918 2007-05-01 Ian Lance Taylor <iant@google.com>
1920 PR tree-optimization/31739
1921 * tree-vrp.c (vrp_val_is_max): New static function.
1922 (vrp_val_is_min): New static function.
1923 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
1925 (set_value_range): Use vrp_val_is_{max,min}.
1926 (extract_range_from_assert): Likewise.
1927 (extract_range_from_binary_expr): Likewise.
1928 (extract_range_from_unary_expr): Likewise.
1929 (dump_value_range, vrp_meet): Likewise.
1930 (vrp_visit_phi_node): Likewise.
1931 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
1933 2007-05-01 Mark Mitchell <mark@codesourcery.com>
1935 * config/i386/gmon-sol2.c (size_t): New type.
1936 (intptr_t): Likewise.
1937 (s_textsize): Declare as size_t.
1939 (monstartup): Use size_t for sizes.
1940 (_mcount): Save and restore registers.
1941 (internal_mcount): Pass 0 as the first argument to monstartup
1943 (moncontrol): Convert pointer to appropriately sized integer
1944 before passing to profil.
1946 2007-05-01 Joseph Myers <joseph@codesourcery.com>
1948 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
1949 __NO_FPRS__, not just if _SOFT_DOUBLE.
1950 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
1951 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
1952 also for E500 double.
1953 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
1954 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
1957 2007-05-01 Richard Guenther <rguenther@suse.de>
1959 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
1962 2007-05-01 Joseph Myers <joseph@codesourcery.com>
1964 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
1966 2007-05-01 Jan Hubicka <jh@suse.cz>
1968 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
1971 2007-05-01 Jan Hubicka <jh@suse.cz>
1973 * tree.h (maybe_fold_offset_to_component_ref): Remove.
1974 (maybe_fold_offset_to_reference): Declare.
1975 * fold-const.c (fold_unary): Do not fold
1976 (type *)&A into &A->field_of_type_and_offset_0
1977 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
1978 size is unknown, give up.
1979 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
1981 (maybe_fold_offset_to_reference): New.
1982 (maybe_fold_stmt_indirect): Use it.
1983 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
1984 * gimplify.c (gimplify_conversion): Canonicalize conversions to
1986 (gimplify_expr): Likewise for plus_expr.
1988 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
1990 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
1991 bsi_after_labels. Always insert statements before bsi.
1992 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
1993 * predict.c (apply_return_prediction): Check for empty blocks.
1994 * cfgexpand.c (lab_rtx_for_bb): New variable.
1995 (label_rtx_for_bb): Do not create new tree labels.
1996 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
1997 (tree_expand_cfg): Initialize lab_rtx_for_bb.
1998 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
2000 (label_for_bb): Add field used.
2001 (update_eh_label, main_block_label): Mark the label used.
2002 (cleanup_dead_labels): Remove unused labels.
2004 2007-05-01 Richard Guenther <rguenther@suse.de>
2006 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
2007 if it is not about to be set.
2008 (get_value_range): Do not pre-allocate equiv bitmap.
2009 (update_value_range): No need to clear equiv field.
2010 (add_equivalence): Change prototype to get bitmap pointer.
2011 Allocate bitmap here if it is not already.
2012 (extract_range_from_assert): Do not allocate bitmap here.
2013 Update callers to add_equivalence.
2014 (extract_range_from_ssa_name): Likewise.
2015 (get_vr_for_comparison): New static helper.
2016 (compare_name_with_value): Handle NULL equiv bitmap by
2017 peeling the first iteration of the comparison loop.
2018 Use get_vr_for_comparison.
2019 (compare_names): Handle NULL equiv bitmaps by using fake
2020 ones. Use get_vr_for_comparison.
2022 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
2024 * double-int.c (mpz_set_double_int): Moved from
2025 tree-ssa-loop-niter.c.
2026 (mpz_get_double_int): Likewise; also, add option to wrap
2027 out-of-range integers.
2028 * double-int.h: New prototypes for above.
2029 * tree.c (get_static_type_bounds): Moved from
2030 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
2031 TYPE_MAX_VALUE if they exist..
2032 * tree.h: New prototype for above.
2033 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
2034 get_type_bounds calls.
2035 (mpz_set_double_int): Move to double-int.c.
2036 (get_type_bounds): Move to tree.c, rename to
2037 get_static_type_bounds.
2038 (mpz_to_double_int): Move to double-int.c, rename to
2041 2007-04-30 Bob Wilson <bob.wilson@acm.org>
2043 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
2044 DIV0 exception can fall through to a normal return.
2046 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
2050 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
2051 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
2052 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2053 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
2054 initialize align to silence bogus warning.
2055 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2056 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
2058 (struct sra_walk_fns): Remove use_all parameter from use.
2059 (sra_hash_tree): Handle BIT_FIELD_REFs.
2060 (sra_elt_hash): Don't hash bitfld blocks.
2061 (sra_elt_eq): Skip them in parent compares as well. Handle
2063 (sra_walk_expr): Don't maintain or pass down use_all_p.
2064 (scan_use): Remove use_all parameter.
2065 (scalarize_use): Likewise. Re-expand assignment to
2066 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
2067 output, and re-scalarize after output. Don't mark anything
2069 (scalarize_ldst): Adjust.
2070 (scalarize_walk_gimple_modify_statement): Likewise.
2071 (build_element_name_1): Handle BIT_FIELD_REFs.
2072 (instantiate_element): Don't warn for any element whose parent
2074 (instantiate_missing_elements_1): Return the sra_elt.
2075 (canon_type_for_field): New.
2076 (try_instantiate_multiple_fields): New.
2077 (instantiate_missing_elemnts): Use them.
2078 (mark_no_warning): Removed.
2079 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2080 (REPLDUP, sra_build_elt_assignment): New.
2081 (generate_copy_inout): Use them.
2082 (generate_element_copy): Likewise. Handle bitfld differences.
2083 (generate_element_zero): Don't recurse for blocks. Use
2084 sra_build_elt_assignment.
2085 (generate_one_element_int): Take elt instead of var. Use
2086 sra_build_elt_assignment.
2087 (generate_element_init_1): Adjust.
2088 (scalarize_use, scalarize_copy): Use REPLDUP.
2089 (scalarize_ldst): Move assert before dereference.
2090 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2092 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2095 * tree.c (reconstruct_complex_type): Reconstruct a reference
2097 Also use the same mode for the pointer as the old pointer type.
2099 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2101 * doc/trouble.texi (Interoperation): Remove note about Ultrix
2104 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
2106 PR rtl-optimization/31676
2107 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
2108 (df_refs_record): Call it.
2110 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2112 * rtl.def (SS_ABS): New code.
2113 * config/bfin/bfin.c (print_operand): New modifier 'v'.
2114 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
2115 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
2116 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
2117 (bfin_init_builtins): Define them.
2118 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
2119 (bfin_expand_builtin): ... and handle the others here.
2120 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
2121 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
2122 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
2123 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
2124 operand is only HImode.
2126 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
2128 * regclass.c (scan_one_insn): Remove splitting of
2131 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
2132 Nigel Stephens <nigel@mips.com>
2134 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
2136 2007-04-28 Jan Hubicka <jh@suse.cz>
2138 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
2139 insn_locators_alloc instead of insn_locators_initialize;
2140 call reset_block_changes.
2141 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2142 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
2143 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
2144 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2145 * config/score/score.c (th_output_mi_thunk): Likewise.
2146 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2147 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
2148 tolerate uninitialized locator info.
2151 * function.c (init_function_start): Don't init line number info.
2152 (expand_function_end): Update.
2153 (reset_block_changes, record_block_change, finalize_block_changes,
2154 check_block_change, free_block_changes): Kill.
2155 * function.h (reset_block_changes, record_block_change,
2156 finalize_block_changes, check_block_change, free_block_changes): Remove
2158 (struct function): Remove ib_boundaries_block.
2159 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
2160 Use curr_insn_locator to initialize locator.
2161 (emit_line_note): Remove.
2162 * cfgexpand.c (expand_gimple_cond_expr): Update.
2163 (construct_exit_block): Likewise.
2164 (tree_expand_cfg): Initialize/finalize locators.
2165 * expr.c (expand_expr_real): Update.
2166 * cfglayout.c (line_locators_locs, line_locators_lines,
2167 file_locators_locs, file_locators_files): Remove.
2168 (set_block_levels): Move to cfgexpand.c.
2169 (insn_locators_initialize): Remove.
2170 (pass_insn_locators_initialize): Remove.
2171 (locations_locators_locs, locations_locators_vals): New static vars.
2172 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
2174 (insn_locators_alloc, insn_locators_finalize,
2175 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2177 (locator_location): New.
2178 (locator_line, locator_file): Rewrite.
2179 * rtl.h (emit_line_note): Kill.
2180 (insn_locators_alloc, insn_locators_finalize,
2181 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2183 * tree-inline.c (initialize_cfun): Do not initialize
2184 ib_boundaries_block.
2185 * passes.c (pass_insn_locators_initialize): Remove.
2187 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
2189 * tree-cfg.c (move_block_to_fn): Release bb from dominance
2190 info. Update last_basic_block correctly.
2192 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
2195 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
2196 register itself to hold the offset constant. Tell flow the use
2197 of r4 and r5 when they are used.
2199 2007-04-27 Richard Guenther <rguenther@suse.de>
2201 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
2202 if we simplified anything.
2203 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
2204 warnings until we did a simplification and the stmt was not
2205 marked as TREE_NO_WARNING.
2207 2007-04-27 Mike Stump <mrs@apple.com>
2209 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
2211 2007-04-27 Ian Lance Taylor <iant@google.com>
2214 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
2215 TYPE_MAX_VALUE exist, convert them to the new type.
2217 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
2219 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
2220 if it claims to be available.
2221 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
2223 (perform_tree_ssa_dce): Always free postdominators.
2225 2007-04-27 Richard Henderson <rth@redhat.com>
2227 * config/alpha/predicates.md (aligned_memory_operand): Mark
2228 as define_special_predicate.
2229 (unaligned_memory_operand, normal_memory_operand): Likewise.
2230 (reg_or_unaligned_mem_operand): Remove.
2231 (any_memory_operand): Match the documentation and check for
2232 non-renumbered pseudos during reload.
2233 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
2234 alpha_secondary_reload_class, update to new interface, make static.
2235 Handle CQImode like HImode. Remove FP subreg check.
2236 (alpha_expand_mov): Use replace_equiv_address.
2237 (alpha_expand_mov_nobwx): Use any_memory_operand.
2238 (TARGET_SECONDARY_RELOAD): New.
2239 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
2240 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
2241 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
2242 * config/alpha/alpha.md: ... here.
2243 (RELOAD12, reloadmode): New.
2245 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
2246 Don't handle the aligned case here.
2247 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
2248 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
2249 reload_inhi_help. Don't expect a scratch register.
2250 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
2252 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
2254 2007-04-27 Richard Guenther <rguenther@suse.de>
2256 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
2258 2007-04-27 Richard Guenther <rguenther@suse.de>
2260 PR tree-optimization/30965
2261 PR tree-optimization/30978
2262 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
2263 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
2264 (find_equivalent_equality_comparison): Likewise.
2265 (simplify_cond): Likewise.
2266 (get_prop_source_stmt): New helper.
2267 (get_prop_dest_stmt): Likewise.
2268 (can_propagate_from): Likewise.
2269 (remove_prop_source_from_use): Likewise.
2270 (combine_cond_expr_cond): Likewise.
2271 (forward_propagate_comparison): New function.
2272 (forward_propagate_into_cond): Rewrite to use fold for
2274 (tree_ssa_forward_propagate_single_use_vars): Call
2275 forward_propagate_comparison to propagate comparisons.
2277 2007-04-27 Richard Guenther <rguenther@suse.de>
2279 PR tree-optimization/31715
2280 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
2281 sure to do computation on the offset in an appropriate
2284 2007-04-27 Richard Sandiford <richard@codesourcery.com>
2286 * reload.h (elimination_target_reg_p): Declare.
2287 * reload.c (find_reloads): Don't apply the reg_rtx move
2288 optimization if the SET_DEST satisfies elimination_target_reg_p.
2289 * reload1.c (elimination_target_reg_p): New function.
2290 (gen_reload): In the move/add2 fallback, make sure that op0
2291 does not overlap the destination register.
2293 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
2295 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
2296 transform only GIMPLE_MODIFY_STMTs.
2297 * tree-complex.c (expand_complex_operations_1): Ditto.
2298 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
2299 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
2300 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
2302 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
2303 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
2304 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
2305 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
2306 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
2307 slpeel_add_loop_guard): Ditto.
2308 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
2309 * lambda-code.c (perfect_nestify): Ditto.
2310 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
2311 before the first statement.
2312 * tree-optimize.c (execute_free_datastructures): Fix comments.
2313 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
2314 * tree-flow.h (disband_implicit_edges): Declaration removed.
2315 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
2317 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
2319 (disband_implicit_edges, has_label_p): Removed.
2320 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
2321 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
2323 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
2325 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
2326 also for COND_EXPRs.
2327 * cfgexpand.c (label_rtx_for_bb): New function.
2328 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
2329 Use label_rtx_for_bb to find the labels.
2330 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
2331 last block. Detect fallthru edges.
2333 2007-04-26 Ian Lance Taylor <iant@google.com>
2336 * reload.c (find_reloads_subreg_address): If the address was valid
2337 in the original mode but not in the new mode, reload the whole
2340 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
2342 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
2343 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
2344 (cleanup_control_expr_graph): Do not invalidate dominance info.
2345 Record altered blocks.
2346 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
2347 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
2348 cleanup_tree_cfg_bb): New functions.
2349 (remove_forwarder_block): Do not maintain the worklist of blocks.
2350 Record altered blocks.
2351 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
2353 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
2354 delete_unreachable_blocks if dominators are not available.
2355 * tree-inline.c (optimize_inline_calls): Free dominance information
2357 * tree-flow.h (remove_edge_and_dominated_blocks,
2358 cfgcleanup_altered_bbs): Altered.
2359 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
2361 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
2363 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
2364 do not invalidate dominators.
2366 2007-04-26 Anatoly Sokolov <aesok@post.ru>
2368 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
2369 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
2370 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2371 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2373 2007-04-26 Steve Ellcey <sje@cup.hp.com>
2375 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
2377 2007-04-26 Richard Guenther <rguenther@suse.de>
2379 PR tree-optimization/31703
2380 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
2381 the right type for the target of the bittest.
2383 2007-04-26 Richard Sandiford <richard@codesourcery.com>
2385 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
2386 ix86_sol10_return_in_memory.
2388 2007-04-26 Richard Sandiford <richard@codesourcery.com>
2390 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
2393 2007-04-26 Jakub Jelinek <jakub@redhat.com>
2396 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
2398 PR tree-optimization/30558
2399 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
2400 clear this_state.prev_try.
2402 2007-04-26 Richard Sandiford <richard@codesourcery.com>
2403 Mark Mitchell <mark@codesourcery.com>
2405 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
2406 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
2407 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
2409 2007-04-26 Richard Sandiford <richard@codesourcery.com>
2412 * doc/invoke.texi (%:print-asm-header): Document.
2413 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
2415 (static_spec_functions): Add print-asm-header.
2416 (main): Print a banner before the --target-help linker options.
2417 (print_asm_header_spec_function): New function.
2419 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
2422 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
2423 (movsf_ie): Likewise.
2425 2007-04-25 Paolo Carlini <pcarlini@suse.de>
2427 * doc/extend.texi ([Type Traits]): Adjust per N2255.
2429 2007-04-25 Bob Wilson <bob.wilson@acm.org>
2431 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
2433 (__umodsi3, __modsi3): Likewise.
2435 2007-04-25 Dirk Mueller <dmueller@suse.de>
2437 * c-typeck.c (build_compound_expr): Annotate warning()
2438 call with OPT_Wunused_value.
2439 * tree-ssa.c (warn_uninit): Annotate warning with
2441 * c-common.c (handle_sentinel_attribute): Annotate warning
2442 call with OPT_Wattributes.
2444 2007-04-25 Thiemo Seufer <ths@mips.com>
2446 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
2448 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
2449 on to the assembler. Improve handling of -mno-mips16. Add handling
2450 of -mno-mips3d, -mno-dsp, -mno-dspr2.
2451 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
2452 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
2453 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
2455 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
2458 * config/i386/winnt.c (i386_pe_file_end): Strip only
2459 USER_LABEL_PREFIX when writing export name.
2461 2007-04-25 Richard Sandiford <richard@codesourcery.com>
2463 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
2464 sh/elf.h, vx-common.h and vxworks.h.
2465 * config/sh/sh.h: Include config/vxworks-dummy.h.
2466 (SUBTARGET_OVERRIDE_OPTIONS): Define.
2467 (OVERRIDE_OPTIONS): Use it.
2468 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
2469 (vxworks_picreg): New pattern.
2470 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
2471 VXWORKS_OS_CPP_BUILTINS.
2472 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
2473 to their VXWORKS_* equivalents.
2474 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
2475 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
2476 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
2477 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
2478 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
2479 -mrtp/-fPIC multilibs.
2480 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
2481 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
2482 (MULTILIB_OSDIRNAMES): Delete.
2484 2007-04-25 Anatoly Sokolov <aesok@post.ru>
2487 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
2489 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
2491 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
2492 rounding mode to be specified by the caller.
2493 (real_to_mpfr) Likewise.
2494 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
2495 include new arguments.
2496 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
2498 2007-04-24 Ian Lance Taylor <iant@google.com>
2500 PR tree-optimization/31605
2501 * tree-vrp.c (set_value_range): Check that min and max are not
2502 both overflow infinities.
2503 (set_value_range_to_value): New static function.
2504 (extract_range_from_binary_expr): Call set_value_range_to_value.
2505 (extract_range_from_cond_expr): Likewise.
2506 (extract_range_from_expr): Likewise.
2507 (extract_range_from_unary_expr): Likewise. Don't create a range
2508 which overflows on both sides.
2509 (vrp_meet): Check for a useless range.
2510 (vrp_visit_phi_node): If we see a constant which looks like an
2511 overflow infinity, turn off the TREE_OVERFLOW flag.
2513 2007-04-24 Ian Lance Taylor <iant@google.com>
2515 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
2517 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
2520 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
2521 diagnostic message is being built.
2522 * tree-pretty-print.c (dump_generic_node): Only write the
2523 formatted text into BUFFER's stream if we are not building a
2525 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
2527 * Makefile.in (toplev.o): Depend on tree-pass.h.
2529 2007-04-24 Ian Lance Taylor <iant@google.com>
2531 PR tree-optimization/31602
2532 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
2533 conditionals in the copied loop header.
2534 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
2535 warnings if TREE_NO_WARNING is set.
2536 * doc/invoke.texi (Warning Options): Clarify that
2537 -Wstrict-overflow does not warn about loops.
2539 2007-04-24 Janis Johnson <janis187@us.ibm.com>
2541 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
2542 expand on the comment about _Decimal128 arguments and check the
2543 integer result of the modulus operation; for 64-bit ELF ABI, ensure
2544 that _Decimal128 argument uses even/odd register pair.
2545 (function_arg): Ditto.
2547 2007-04-24 Hui-May Chang <hm.chang@apple.com>
2549 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
2550 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
2552 2007-04-24 Richard Guenther <rguenther@suse.de>
2553 Olga Golovanevsky <olga@il.ibm.com>
2555 * fold-const.c (multiple_of_p): Check for bottom
2558 2007-04-24 Richard Henderson <rth@redhat.com>
2560 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
2561 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
2562 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
2563 looking for non-zero bits shifted out. Avoid a recursive call
2564 when constructing the scalar.
2565 (__floatundisf): Likewise.
2567 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
2569 * dwarf2out.c (field_byte_offset): Move the existing logic
2570 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
2571 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
2573 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
2576 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
2577 argument of 0 for memset.
2578 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
2579 unsigned shift instead of the signed variant.
2581 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
2583 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
2584 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
2585 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
2586 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
2587 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
2588 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
2589 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
2590 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
2591 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
2592 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
2593 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
2594 "mul<mode>3", "div<mode>3"): Insn definitions added.
2595 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
2596 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
2597 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
2598 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
2599 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
2600 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
2601 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
2602 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
2603 TARGET_FLOAT_FORMAT): Macro definitions removed.
2604 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
2605 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
2606 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
2607 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
2608 (s390_gen_rtx_const_DI): Function removed.
2609 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
2611 2007-04-24 Richard Sandiford <richard@codesourcery.com>
2613 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
2614 over an external ffs function.
2616 2007-04-24 Chao-ying Fu <fu@mips.com>
2617 Richard Sandiford <richard@nildram.co.uk>
2619 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
2620 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
2621 (smadd_widen_optab, umadd_widen_optab): Define.
2622 * optabs.c (init_optabs): Initialize smadd_widen_optab and
2624 * genopinit.c (optabs): Fill in smadd_widen_optab and
2626 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
2627 and umadd_widen_optab to implement multiply-add sequences.
2628 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
2629 (<u>maddsidi4): ...this. Extend condition to include
2630 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
2631 of operand 0 to "ka" and use the three-operand form of madd<u>
2633 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
2635 * config/mips/constraints.md (ka): New register constraint.
2637 2007-04-24 Jan Hubicka <j@suse.cz>
2641 2007-04-23 Jan Hubicka <jh@suse.cz>
2642 * function.c (init_function_start): Don't init line number info.
2643 (expand_function_end): Update.
2644 (reset_block_changes, record_block_change, finalize_block_changes,
2645 check_block_change, free_block_changes): Kill.
2646 * function.h (reset_block_changes, record_block_change,
2647 finalize_block_changes, check_block_change, free_block_changes): Remove
2649 (struct function): Remove ib_boundaries_block.
2650 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
2651 Use curr_insn_locator to initialize locator.
2652 (emit_line_note): Remove.
2653 * cfgexpand.c (expand_gimple_cond_expr): Update.
2654 (construct_exit_block): Likewise.
2655 (tree_expand_cfg): Initialize/finalize locators.
2656 * expr.c (expand_expr_real): Update.
2657 * cfglayout.c (line_locators_locs, line_locators_lines,
2658 file_locators_locs, file_locators_files): Remove.
2659 (set_block_levels): Move to cfgexpand.c.
2660 (insn_locators_initialize): Remove.
2661 (pass_insn_locators_initialize): Remove.
2662 (locations_locators_locs, locations_locators_vals): New static vars.
2663 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
2665 (insn_locators_alloc, insn_locators_finalize,
2666 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2668 (locator_location): New.
2669 (locator_line, locator_file): Rewrite.
2670 * rtl.h (emit_line_note): Kill.
2671 (insn_locators_alloc, insn_locators_finalize,
2672 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2674 * tree-inline.c (initialize_cfun): Do not initialize
2675 ib_boundaries_block.
2676 * passes.c (pass_insn_locators_initialize): Remove.
2678 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
2680 * doc/invoke.texi: Removed leading '-' from option index entries.
2682 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
2684 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
2686 (create_phi_node): Use set_phi_nodes.
2687 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
2688 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
2689 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
2690 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
2691 (bsi_start, bsi_last): Use bb_stmt_list.
2692 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
2693 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
2694 Traverse the statements using tsi iterator.
2695 * basic-block.h (struct basic_block_def): Fields stmt_list
2696 and phi_nodes moved to ...
2697 (struct tree_bb_info): ... new structure.
2698 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
2699 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
2700 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
2701 (tree_verify_flow_info): Verify that il.tree is not set for
2702 entry and exit block.
2703 (tree_split_block): Use set_bb_stmt_list.
2705 2007-04-23 Mike Stump <mrs@apple.com>
2707 * config/i386/i386.c (ix86_tune_features
2708 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
2711 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
2713 * config/i386/i386.md (prefix_extra): New attribute.
2714 (length): Add prefix_extra.
2716 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
2717 (sse2_movntv2di): Likewise.
2718 (sse2_cvtps2dq): Likewise.
2719 (sse2_cvtpd2pi): Likewise.
2720 (sse2_cvttpd2pi): Likewise.
2721 (*sse2_cvtpd2ps): Likewise.
2722 (*add<mode>3): Likewise.
2723 (sse2_ssadd<mode>3): Likewise.
2724 (sse2_usadd<mode>3): Likewise.
2725 (*sub<mode>3): Likewise.
2726 (sse2_sssub<mode>3): Likewise.
2727 (sse2_ussub<mode>3): Likewise.
2728 (*mulv8hi3): Likewise.
2729 (*smulv8hi3_highpart): Likewise.
2730 (*umulv8hi3_highpart): Likewise.
2731 (sse2_umulv2siv2di3): Likewise.
2732 (sse2_pmaddwd): Likewise.
2733 (ashr<mode>3): Likewise.
2734 (lshr<mode>3): Likewise.
2735 (ashl<mode>3): Likewise.
2736 (sse2_ashlti3): Likewise.
2737 (sse2_lshrti3): Likewise.
2738 (*umaxv16qi3): Likewise.
2739 (*smaxv8hi3): Likewise.
2740 (*uminv16qi3): Likewise.
2741 (*sminv8hi3): Likewise.
2742 (sse2_eq<mode>3): Likewise.
2743 (sse2_gt<mode>3): Likewise.
2744 (*and<mode>3): Likewise.
2745 (sse2_nand<mode>3): Likewise.
2746 (*ior<mode>3): Likewise.
2747 (*xor<mode>3): Likewise.
2748 (sse2_packsswb): Likewise.
2749 (sse2_packssdw): Likewise.
2750 (sse2_packuswb): Likewise.
2751 (sse2_punpckhbw): Likewise.
2752 (sse2_punpcklbw): Likewise.
2753 (sse2_punpckhwd): Likewise.
2754 (sse2_punpcklwd): Likewise.
2755 (sse2_punpckhdq): Likewise.
2756 (sse2_punpckldq): Likewise.
2757 (sse2_punpckhqdq): Likewise.
2758 (sse2_punpcklqdq): Likewise.
2759 (*sse2_pinsrw): Likewise.
2760 (*sse2_pextrw): Likewise.
2761 (sse2_pshufd_1): Likewise.
2762 (sse2_uavgv16qi3): Likewise.
2763 (sse2_uavgv8hi3): Likewise.
2764 (sse2_psadbw): Likewise.
2765 (sse2_pmovmskb): Likewise.
2766 (*sse2_maskmovdqu): Likewise.
2767 (*sse2_maskmovdqu_rex64): Likewise.
2768 (sse4a_extrqi): Likewise.
2769 (sse4a_extrq): Likewise.
2770 (sse3_lddqu): Set prefix_rep.
2771 (sse3_addsubv4sf3): Likewise.
2772 (sse3_haddv4sf3): Likewise.
2773 (sse3_hsubv4sf3): Likewise.
2774 (sse_cvtss2si): Likewise.
2775 (sse_cvtss2si_2): Likewise.
2776 (sse_cvtss2siq): Likewise.
2777 (sse_cvtss2siq_2): Likewise.
2778 (sse_cvttss2si): Likewise.
2779 (sse_cvttss2siq): Likewise.
2780 (sse2_cvttps2dq): Likewise.
2781 (sse3_movshdup): Likewise.
2782 (sse3_movsldup): Likewise.
2783 (sse2_cvtsd2si): Likewise.
2784 (sse2_cvtsd2si_2): Likewise.
2785 (sse2_cvtsd2siq): Likewise.
2786 (sse2_cvtsd2siq_2): Likewise.
2787 (sse2_cvttsd2si): Likewise.
2788 (sse2_cvttsd2siq): Likewise.
2789 (*sse2_cvtpd2dq): Likewise.
2790 (*sse2_cvttpd2dq): Likewise.
2791 (sse2_pshuflw_1): Likewise.
2792 (sse2_pshufhw_1): Likewise.
2793 (sse4a_insertqi): Likewise.
2794 (sse4a_insertq): Likewise.
2795 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
2796 (ssse3_phadddv4si3): Likewise.
2797 (ssse3_phaddswv8hi3): Likewise.
2798 (ssse3_phsubwv8hi3): Likewise.
2799 (ssse3_phsubdv4si3): Likewise.
2800 (ssse3_phsubswv8hi3): Likewise.
2801 (ssse3_pmaddubswv8hi3): Likewise.
2802 (ssse3_pmulhrswv8hi3): Likewise.
2803 (ssse3_pshufbv16qi3): Likewise.
2804 (ssse3_psign<mode>3): Likewise.
2805 (ssse3_palignrti): Likewise.
2806 (abs<mode>2): Likewise.
2807 (ssse3_phaddwv4hi3): Set prefix_extra.
2808 (ssse3_phadddv2si3): Likewise.
2809 (ssse3_phaddswv4hi3): Likewise.
2810 (ssse3_phsubwv4hi3): Likewise.
2811 (ssse3_phsubdv2si3): Likewise.
2812 (ssse3_phsubswv4hi3): Likewise.
2813 (ssse3_pmaddubswv4hi3): Likewise.
2814 (ssse3_pmulhrswv4hi3): Likewise.
2815 (ssse3_pshufbv8qi3): Likewise.
2816 (ssse3_psign<mode>3): Likewise.
2817 (ssse3_palignrdi): Likewise.
2818 (abs<mode>2): Likewise.
2819 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
2820 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
2821 (sse2_pmovmskb): Set mode to SI instead of V2DF.
2823 2007-04-23 Nick Clifton <nickc@redhat.com>
2825 * params.def: Fix formatting of emacs local variables.
2827 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
2829 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
2830 move if inter-unit move isn't allowed.
2831 Don't split moving the first element of V2DI to DI to inter-unit
2832 move if inter-unit move isn't allowed.
2834 2007-04-23 Richard Guenther <rguenther@suse.de>
2836 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
2837 and CDI_POST_DOMINATORS separately.
2839 2007-04-23 Nick Clifton <nickc@redhat.com>
2841 * c.opt (Wformat-contains-nul): Add warning attribute.
2843 2007-04-23 Jan Hubicka <jh@suse.cz>
2845 * function.c (init_function_start): Don't init line number info.
2846 (expand_function_end): Update.
2847 (reset_block_changes, record_block_change, finalize_block_changes,
2848 check_block_change, free_block_changes): Kill.
2849 * function.h (reset_block_changes, record_block_change,
2850 finalize_block_changes, check_block_change, free_block_changes): Remove
2852 (struct function): Remove ib_boundaries_block.
2853 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
2854 Use curr_insn_locator to initialize locator.
2855 (emit_line_note): Remove.
2856 * cfgexpand.c (expand_gimple_cond_expr): Update.
2857 (construct_exit_block): Likewise.
2858 (tree_expand_cfg): Initialize/finalize locators.
2859 * expr.c (expand_expr_real): Update.
2860 * cfglayout.c (line_locators_locs, line_locators_lines,
2861 file_locators_locs, file_locators_files): Remove.
2862 (set_block_levels): Move to cfgexpand.c.
2863 (insn_locators_initialize): Remove.
2864 (pass_insn_locators_initialize): Remove.
2865 (locations_locators_locs, locations_locators_vals): New static vars.
2866 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
2868 (insn_locators_alloc, insn_locators_finalize,
2869 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2871 (locator_location): New.
2872 (locator_line, locator_file): Rewrite.
2873 * rtl.h (emit_line_note): Kill.
2874 (insn_locators_alloc, insn_locators_finalize,
2875 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2877 * tree-inline.c (initialize_cfun): Do not initialize
2878 ib_boundaries_block.
2879 * passes.c (pass_insn_locators_initialize): Remove.
2881 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
2884 * expr.c (reduce_to_bit_field_precision): Handle
2887 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
2889 PR tree-optimization/24659
2890 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
2891 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
2892 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
2893 * genopinit.c (optabs): Rename vec_pack_mod_optab
2894 to vec_pack_trunc_optab.
2895 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
2896 early for scalar floating point operands for NOP_EXPR.
2897 (vectorizable_type_promotion): Ditto.
2898 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
2899 vec_pack_trunc_optab.
2900 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
2902 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
2903 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
2904 Rename from VEC_PACK_MOD_EXPR.
2905 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
2906 * expr.c (expand_expr_real_1): Ditto.
2907 * tree-inline.c (estimate_num_insns_1): Ditto.
2908 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2910 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
2911 (vec_unpacks_lo_v4sf): Ditto.
2912 (vec_pack_trunc_v2df): Ditto.
2913 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
2914 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
2915 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
2917 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
2919 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
2921 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
2922 Rename from VEC_PACK_MOD_EXPR. This expression also represent
2923 packing of floating point operands.
2924 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
2925 represent unpacking of floating point operands.
2926 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
2927 [vec_unpacks_hi]: Ditto.
2928 [vec_unpacks_lo]: Ditto.
2930 2007-04-22 Jan Hubicka <jh@suse.cz>
2932 * final.c (rest_of_handle_final): Call
2933 targetm.asm_out.constructor/targetm.asm_out.destructor
2934 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
2935 proper priority via decl_*_priority_insert.
2936 * c-common.c (c_expand_body): Likewise.
2938 2007-04-22 Richard Guenther <rguenther@suse.de>
2940 PR tree-optimization/29789
2941 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
2942 (rewrite_reciprocal): New helper split out from
2943 determine_invariantness_stmt.
2944 (rewrite_bittest): Likewise.
2945 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
2946 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
2949 2007-04-22 Revital Eres <eres@il.ibm.com>
2951 * loop-unroll.c (var_to_expand): New field to support also
2952 insns of the form x = something + x.
2953 (analyze_insn_to_expand_var): Use it.
2954 (expand_var_during_unrolling): Likewise.
2956 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
2958 * predict.c: Include pointer-set.h.
2959 (bb_predictions): New variable.
2960 (tree_predicted_by_p, tree_predict_edge,
2961 remove_predictions_associated_with_edge): Use bb_predictions map
2962 instead of bb->predictions.
2963 (clear_bb_predictions, assert_is_empty): New functions.
2964 (combine_predictions_for_bb): Use bb_predictions map. Call
2965 clear_bb_predictions.
2966 (tree_estimate_probability): Create and free bb_predictions map.
2967 * Makefile.in (predict.o): Add pointer-set.h dependency.
2968 * basic-block.h (struct basic_block_def): Remove predictions
2970 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
2972 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
2975 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
2978 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2980 * timevar.c (timevar_print): Change reference of --disable-checking to
2981 --enable-checking=release. Also warn if assert checking is disabled.
2983 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2986 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
2987 decl as addressable if the compound literal was marked as
2989 Mark the decl as a gimple register if it is a complex or
2990 vector decl and does not live in memory.
2992 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
2994 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
2995 (GENERIC_NEXT): New function macro.
2996 (PHI_CHAIN): Use phi_node's new chain variable.
2997 (tree_phi_node): Change tree_common to tree_base
2998 and add the chain field.
2999 * tree-phinodes.c (make_phi_node): Don't set
3000 TREE_TYPE on the new node.
3001 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
3002 instead of checking GIMPLE_TUPLE_P in chain_next.
3003 * tree-vect-transform.c
3004 (get_initial_def_for_induction): Look at
3005 PHI_RESULT_TREE for the type of the phi node.
3006 (update_vuses_to_preheader): Use PHI_CHAIN
3007 instead of TREE_CHAIN on the phi node.
3008 * tree-ssa-structalias.c (compute_points_to_sets):
3010 (ipa_pta_execute): Likewise.
3012 2007-04-21 Richard Guenther <rguenther@suse.de>
3015 * fold-const.c (fold_unary): Call fold_convert_const on the
3018 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
3020 * gcse.c (store_killed_in_insn): Handle PARALLELs.
3021 (store_killed_in_pat): New.
3023 2007-04-20 Richard Henderson <rth@redhat.com>
3026 * config/i386/i386.c (type_has_variadic_args_p): Look for any
3027 TREE_LIST with a void_type_node value, not void_list_node exactly.
3029 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
3031 * doc/standards.texi: Re-arrange into language-specific
3032 subsections. Add a C++ section, documenting which standards we
3035 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
3037 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
3038 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
3040 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
3042 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
3043 ecrti.o and crtbegin.o.
3044 (LIB_DEFAULT_SPEC): Include -lc.
3045 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
3047 2007-04-20 Richard Henderson <rth@redhat.com>
3050 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
3051 argument; update all callers.
3052 (get_unaligned_offset): New.
3053 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
3054 get_unaligned_address, just pass on the address directly.
3055 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
3056 the subreg in the helper patterns.
3057 (unaligned_extendqidi_le): Use get_unaligned_offset.
3058 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
3059 (unaligned_extendhidi_be): Likewise.
3060 (unaligned_extendhidi): Tidy.
3061 * config/alpha/alpha-protos.h: Update.
3063 2007-04-20 Richard Henderson <rth@redhat.com>
3065 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
3066 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
3067 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
3068 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
3069 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
3070 (CPP_SPEC): Don't include %(cpp_subtarget).
3071 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
3072 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
3073 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
3075 2007-04-20 Jakub Jelinek <jakub@redhat.com>
3077 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
3078 for __builtin_ia32_cmpordss.
3080 PR tree-optimization/31632
3081 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
3082 and arg1 for optimizations of comparison against min/max values.
3083 Fold arg0 to arg1's type for optimizations of comparison against
3084 min+1 and max-1 values.
3086 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
3088 * reload.c (combine_reloads): When trying to use a dying register,
3089 check whether it's uninitialized and don't use if so.
3091 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
3093 * fold-const.c: Remove prototypes for native_encode_expr and
3094 native_interpret_expr.
3095 (native_encode_expr): Make non-static.
3096 (native_interpret_expr): Likewise.
3097 * tree.h: Add prototypes for the above.
3099 2007-04-19 Joseph Myers <joseph@codesourcery.com>
3101 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
3102 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
3103 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
3104 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
3105 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
3106 Add length attributes.
3108 2007-04-19 Janis Johnson <janis187@us.ibm.com>
3110 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
3113 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
3114 __STDC_WANT_DEC_FP__.
3116 2007-04-19 Joseph Myers <joseph@codesourcery.com>
3118 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
3119 for long double compatibility.
3120 * configure: Regenerate.
3122 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
3124 PR rtl-optimization/29841
3125 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
3127 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
3128 that may cause control flow transfer from being moved.
3130 2007-04-18 Jan Hubicka <jh@suse.cz>
3132 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
3135 2007-04-18 Eric Christopher <echristo@apple.com>
3137 * config/rs6000/darwin.md (load_macho_picbase): Use link register
3138 only. Update operands.
3139 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
3140 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
3141 link register to pic register.
3143 2007-04-18 Dirk Mueller <dmueller@suse.de>
3146 * tree-vrp.c (search_for_addr_array): New.
3147 (check_array_bounds): Suppress warning about
3148 address taken of array refs if its not de-referenced.
3150 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
3152 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
3153 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
3155 * tree-vectorizer.h (NITERS_KNOWN_P): New.
3156 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
3157 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
3159 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
3161 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
3163 (vect_analyze_scalar_cycles): Fix indentation.
3164 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
3165 (vect_mark_relevant): Include phis in relevance analysis.
3167 * tree-vect-transform.c (vect_transform_loop): Add an assert.
3169 2007-04-18 Anatoly Sokolov <aesok@post.ru>
3171 * config/avr/avr.c (ptrreg_to_str): Replace error() with
3172 output_operand_lossage().
3174 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
3176 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
3177 the unused code for reduction without adjust-in-epilog to simplify the
3180 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
3182 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
3183 (S390_TDC_NEGATIVE_ZERO): New constant.
3184 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
3185 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
3186 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
3187 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
3188 (S390_TDC_POSITIVE_INFINITY): New constant.
3189 (S390_TDC_NEGATIVE_INFINITY): New constant.
3190 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
3191 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
3192 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
3193 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
3194 (S390_TDC_INFINITY): New constant.
3195 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
3196 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
3197 optimization for UNSPEC_CCZ_TO_INT.
3198 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
3199 ("*ccz_to_int"): New insn.
3200 ("isinf<mode>2"): New insn.
3201 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
3202 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
3203 (UNSPEC_CCZ_TO_INT): New constant.
3205 2007-04-18 Richard Guenther <rguenther@suse.de>
3207 PR tree-optimization/19431
3208 PR tree-optimization/21463
3209 * tree-pass.h (pass_phiprop): Declare.
3210 * passes.c (init_optimization_passes): New phiprop pass.
3211 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
3212 (phivn_valid_p): New helper function.
3213 (phiprop_insert_phi): Likewise.
3214 (propagate_with_phi): Likewise.
3215 (tree_ssa_phiprop): New propagator propagating loads
3216 through phi nodes if profitable.
3218 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
3220 * tree-vect-analyze.c (process_use): New function.
3221 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
3222 Check phis in all bbs.
3223 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
3226 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
3228 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
3231 2007-04-17 Anatoly Sokolov <aesok@post.ru>
3234 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
3237 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
3239 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
3241 (sse_vmmulv4sf3): Likewise.
3242 (sse2_vmaddv2df3): Likewise.
3243 (sse2_vmmulv2df3): Likewise.
3245 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
3247 PR rtl-optimization/31360
3248 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
3249 (target_reg_cost): New.
3250 (init_set_costs): Initialize target_reg_cost. Add comments
3251 regarding the rationale of the costs.
3252 (global_cost_for_size): Renamed to...
3253 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
3254 of register pressure.
3255 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
3256 estimate_reg_pressure_cost. Add number of ivs.
3257 (determine_set_costs): Dump target_reg_cost.
3258 * loop-invariant.c (gain_for_invariant): Use
3259 estimate_reg_pressure_cost. Removed n_inv_uses argument.
3260 (best_gain_for_invariant, find_invariants_to_move): Remove
3262 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
3263 (target_reg_cost): Declare.
3264 (global_cost_for_size): Declaration removed.
3265 (estimate_reg_pressure_cost): Declare.
3267 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
3269 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
3270 regnos into even/odd register pairs.
3271 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
3272 TDmode similar to the other floating point modes.
3273 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
3274 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
3276 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
3277 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
3278 (movdd_hardfloat64): Use TARGET_MFPGPR.
3280 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
3282 * reload1.c (delete_output_reload): Don't count output in n_inherited.
3285 2005-01-05 Richard Henderson <rth@redhat.com>
3287 * reload1.c (do_input_reload): Restrict the optimization deleteing
3288 a previous output reload to RELOAD_FOR_INPUT.
3290 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
3292 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
3293 induc_vec_info_type.
3294 (vectorizable_induction): New function declaration.
3295 * tree-vect-transform.c (get_initial_def_for_induction): No need to
3296 check if already vectorized. Find first place in BB where new stmts
3297 can be inserted. Takes only one argument.
3298 (vectorizable_induction): New function.
3299 (vect_transform_stmt): Add case for induc_vec_info_type to call
3300 vectorizable_induction.
3301 (vect_transform_loop): Consider phis for vectorization.
3302 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
3304 (analyze_operations): Call vectorizable_induction when analyzing phis.
3306 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
3307 (vect_mark_relevant): Include phis in relevance analysis.
3308 (vect_mark_stmts_to_be_vectorize): Likewise.
3309 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
3311 2007-04-16 Lawrence Crowl <crowl@google.com>
3313 * doc/invoke.texi (Debugging Options): Add documentation for the
3314 -femit-struct-debug options -femit-struct-debug-baseonly,
3315 -femit-struct-debug-reduced, and
3316 -femit-struct-debug-detailed[=...].
3318 * c-opts.c (c_common_handle_option): Add
3319 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
3320 and OPT_femit_struct_debug_detailed_.
3321 * c.opt: Add specifications for
3322 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
3323 and -femit-struct-debug-detailed[=...].
3324 * opts.c (set_struct_debug_option): Parse the
3325 -femit-struct-debug-... options.
3326 * opts.c (matches_main_base, main_input_basename,
3327 main_input_baselength, base_of_path, matches_main_base): Add
3328 variables and functions to compare header base name to compilation
3330 * opts.c (should_emit_struct_debug): Add to determine to emit a
3331 structure based on the option.
3332 (dump_struct_debug) Also disabled function to debug this
3334 * opts.c (handle_options): Save the base name of the
3337 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
3338 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
3339 This hook indicates if a type is generic. Set it by default
3341 * langhooks.h (struct lang_hooks_for_types): Add a new hook
3342 to determine if a struct type is generic or not.
3343 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
3344 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
3345 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
3348 * flags.h (enum debug_info_usage): Add an enumeration to describe
3349 a program's use of a structure type.
3350 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
3351 to indicate the program's usage of the type. Filter structs based
3352 on the -femit-struct-debug-... specification.
3353 (gen_type_die): Split into two routines, gen_type_die and
3354 gen_type_die_with_usage. gen_type_die is now a wrapper
3355 that assumes direct usage.
3356 (gen_type_die_with_usage): Replace calls to gen_type_die
3357 with gen_type_die_with_usage adding the program usage of
3358 the referenced type.
3359 (dwarf2out_imported_module_or_decl): Suppress struct debug
3360 information using should_emit_struct_debug when appropriate.
3362 2007-04-16 Ian Lance Taylor <iant@google.com>
3364 PR tree-optimization/31522
3365 * tree-vrp.c (vr_phi_edge_counts): New static variable.
3366 (vrp_initialize): Allocate vr_phi_edge_counts.
3367 (vrp_visit_phi_node): Don't push to infinity if we saw a new
3368 executable edge. Drop test for all constants.
3369 (vrp_finalize): Free vrp_phi_edge_counts.
3371 * doc/cpp.texi (Common Predefined Macros): Clarify description of
3372 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
3374 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
3375 predecessors at head rather than tail.
3377 2007-04-16 Matthias Klose <doko@debian.org>
3379 * config/alpha/linux.h (CPP_SPEC): Define.
3380 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
3382 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
3384 * function.h: Remove sequence_stack extern declaration.
3386 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
3388 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
3390 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
3393 2007-04-16 Anatoly Sokolov <aesok@post.ru>
3395 * config/avr/avr.c (avr_arch_types): Rearranging array.
3396 (enum avr_arch): Add.
3397 (avr_mcu_types): Use avr_arch enumeration constants instead of
3399 * config/avr/avr.h (LINK_SPEC): Simplify.
3401 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
3403 * config/m68k/m68k.c (m68k_libcall_value,
3404 m68k_function_value): Use macros for register names more.
3406 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
3408 (M68K_REGNAME): Use A6_REG.
3409 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
3411 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3414 * sched-int.h (struct deps): Split field 'pending_lists_length' into
3415 'pending_read_list_length' and 'pending_write_list_length'. Update
3417 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
3418 to handle two length counters instead of one. Update all uses.
3419 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
3420 two length counters instead of one.
3421 * sched-rgn.c (propagate_deps): Update to handle two length counters
3424 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
3427 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
3428 copy of source, pass it to ix86_expand_vector_set and return
3431 2007-04-16 David Ung <davidu@mips.com>
3432 Joseph Myers <joseph@codesourcery.com>
3434 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
3435 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
3436 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
3437 Add 74K processor information.
3438 * config/mips/mips.md: Include 74k.md.
3439 (cpu): Add 74kc,74kf,74kx.
3440 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
3441 * config/mips/74k.md: New.
3442 * doc/invoke.texi (MIPS Options): Document 74K support.
3444 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
3446 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
3447 vectorizable_* functions.
3448 * tree-vect-transform.c (vectorizable_call): Add check for
3449 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
3450 (vectorizable_store): likewise.
3451 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
3453 (vectorizable_operation, vectorizable_type_demotion): Likewise.
3454 (vectorizable_type_promotion, vectorizable_load): Likewise.
3455 (vectorizable_live_operation, vectorizable_condition): Likewise.
3456 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
3458 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
3460 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
3462 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
3463 register numbers more.
3464 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
3465 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
3466 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
3467 FUNCTION_VALUE_REGNO_P): Likewise.
3468 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
3469 STATIC_CHAIN_REGNUM): Likewise.
3470 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
3471 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
3472 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
3473 * config/m68k/m68k.md (FP_REG): New.
3475 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
3477 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
3480 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
3482 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
3483 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
3486 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
3488 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
3491 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
3494 * c-decl.c (finish_decl): Grab the type of the decl after the call
3495 to store_init_value.
3497 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
3499 * common.opt (fforward-propagate): Fix "Optimization" annotation.
3501 2007-04-14 Jakub Jelinek <jakub@redhat.com>
3504 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
3505 post dominators and cleanup cfg before returning.
3507 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
3509 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
3510 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
3512 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
3514 * config.gcc: Recognize fido.
3515 * config/m68k/m68k-devices.def (fidoa): New.
3516 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
3518 (FL_FIDOA, TARGET_FIDOA): New.
3519 * config/m68k/m68k.opt (mfidoa): New.
3521 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3524 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
3525 when a personality function is used.
3527 2007-04-13 Bob Wilson <bob.wilson@acm.org>
3529 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
3531 2007-04-13 Mike Stump <mrs@apple.com>
3533 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
3535 * config/darwin.opt (fapple-kext): Make C++ only.
3536 * config/darwin.c (darwin_override_options): Remove code to ensure
3537 -fapple-kext is given for C++ only.
3539 2007-04-13 Richard Sandiford <richard@codesourcery.com>
3541 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
3542 * config/mips/mips.c (override_options): Call
3543 SUBTARGET_OVERRIDE_OPTIONS, if defined.
3545 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
3547 * config/i386/i386.opt (msvr3-shlib): Removed.
3549 * doc/invoke.texi: Remove -msvr3-shlib.
3551 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
3553 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
3554 with "popcnt" instruction.
3556 2007-04-13 Richard Guenther <rguenther@suse.de>
3558 PR tree-optimization/21258
3559 * tree-vrp.c (compare_case_labels): New helper.
3560 (find_switch_asserts): New function.
3561 (find_assert_locations): Call it for SWITCH_EXPRs.
3563 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
3565 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
3566 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
3567 check is now implied in X87_FLOAT_MODE_P.
3568 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
3569 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
3570 (fix_trunc<mode>_i386_fisttp): Ditto.
3571 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
3572 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
3573 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
3574 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
3575 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
3576 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
3577 (unnamed_splitters): Ditto.
3578 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
3579 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
3580 FIRST_SSE_REG for local functions when SSE math is enabled or
3581 for functions with sseregparm attribute.
3582 (standard_80387_constant_p): Return -1 if mode is not
3584 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
3585 (ix86_expand_compare): Ditto.
3586 (ix86_expand_carry_flag_compare): Ditto.
3587 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
3588 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
3589 DECIMAL_FLOAT_MODE_P.
3590 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
3591 of SCALAR_FLOAT_MODE_P.
3592 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
3593 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
3594 checks before FLOAT_MODE_P.
3595 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
3596 before FLOAT_MODE_P.
3601 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
3603 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
3604 Charles Wilson <libtool@cwilson.fastmail.fm>
3606 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
3607 (libgcc.mvars): Don't depend on them.
3608 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
3609 * exec-tool.in: New.
3611 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
3613 * doc/invoke.text (--help): Document --help=common.
3615 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
3617 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
3619 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3621 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
3622 * genemit.c (main): Emit #include "integrate.h".
3623 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
3624 (LOADGP_RTP): New mips_loadgp_style.
3625 * config/mips/mips.h: Include config/vxworks-dummy.h.
3626 (TARGET_RTP_PIC): New macro.
3627 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
3628 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
3629 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
3631 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
3632 -mvxworks-pic when using -mrtp and a PIC option.
3633 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
3635 (mips_symbolic_constant_p, mips_symbolic_address_p)
3636 (mips_symbol_insns): Handle SYMBOL_HALF.
3637 (override_options): Warn about -G and -mrtp being used together.
3638 Initialize mips_lo_relocs[SYMBOL_HALF].
3639 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
3640 (mips_emit_loadgp): Handle LOADGP_RTP.
3641 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
3642 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
3643 (tablejump): Handle function-relative case table entries if
3645 * config/mips/predicates.md (symbol_ref_operand): New predicate.
3647 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3649 * config/mips/mips.md (load_call<mode>): Allow any general register.
3651 (sibcall_value_internal, sibcall_value_multiple_internal)
3652 (call_value_internal, call_value_split, call_value_multiple_internal)
3653 (call_value_multiple_split): Remove constraints from operand 0.
3655 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3657 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
3658 rather than loadgp_noshared.
3659 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
3660 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
3662 * config/mips/mips.md (loadgp): Rename to...
3663 (loadgp_newabi): ...this.
3664 (loadgp_noshared): Rename to...
3665 (loadgp_absolute): ...this.
3667 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3669 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
3670 false for locally-binding symbols.
3671 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
3673 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3675 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
3676 (SYMBOL_GOT_PAGE_OFST): ...this.
3677 (SYMBOL_GOT_GLOBAL): Rename to...
3678 (SYMBOL_GOT_DISP): ...this.
3679 (SYMBOL_GOTOFF_GLOBAL): Rename to...
3680 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
3681 * config/mips/mips.c (mips_global_symbol_p): New function.
3682 (mips_symbol_binds_local_p): Likewise.
3683 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
3684 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
3685 and mips_symbol_binds_local_p.
3686 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
3687 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
3688 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
3690 (mips_ok_for_lazy_binding_p): New function.
3691 (mips_load_call_address, mips_expand_call): Use it.
3692 (mips_dangerous_for_la25_p): Likewise.
3693 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
3694 (*got_disp<mode>): Use got_disp_operand instead of
3695 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
3696 SYMBOL_GOTOFF_GLOBAL.
3697 (*got_page<mode>): Use got_page_ofst_operand instead of
3699 * config/mips/predicates.md (const_call_insn_operand): Use
3700 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
3701 (global_got_operand): Rename to...
3702 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
3704 (local_got_operand): Rename to...
3705 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
3706 of SYMBOL_GOT_LOCAL.
3708 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3710 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
3711 TARGET_CALL_CLOBBERED_GP.
3712 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
3713 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
3714 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
3715 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
3716 of TARGET_ABICALLS && !TARGET_NEWABI.
3717 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
3718 * config/mips/mips.c (mips_load_call_address): Check
3719 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
3720 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
3721 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
3722 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
3723 TARGET_ABICALLS && TARGET_NEWABI.
3724 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
3726 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
3727 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
3728 TARGET_ABICALLS && TARGET_NEWABI.
3729 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
3730 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
3731 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
3732 whether indirect calls must use $25.
3733 (mips_extra_live_on_entry): Check TARGET_GOT instead of
3735 * config/mips/mips.md (jal_macro): Check flag_pic and
3736 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
3737 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
3738 instead of TARGET_ABICALLS.
3739 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
3740 TARGET_ABICALLS && TARGET_OLDABI.
3741 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
3742 (sibcall): In the comment above the define_insn, mention
3743 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
3744 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
3745 instead of TARGET_ABICALLS.
3747 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
3749 * doc/md.texi (Blackfin family constraints): Document PA and PB.
3750 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
3751 (MACFLAGS_MATCH_P): New macro.
3752 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
3753 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
3754 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
3755 the other MACFLAG constants.
3756 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
3757 (flag_machi): Tighten constraints. Renumber some of the operands.
3758 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
3760 (flag_machi_parts_acconly): New pattern.
3761 (flag_macinithi): Tighten constraints. Allow any accumulator to be
3763 (flag_macinit1hi): Tighten constraints.
3764 (flag_mul_macv2hi_parts_acconly): New pattern.
3766 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
3767 Use a more efficient implementation.
3768 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
3769 inline sequences when not optimizing for size.
3771 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
3772 movhi_high2low): Delete, merge functionality into...
3773 (packv2hi): ... this pattern.
3775 2007-02-11 Jie Zhang <jie.zhang@analog.com>
3776 * config/bfin/bfin.opt (msim): New option.
3777 (mcpu=): New option.
3778 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
3779 (bfin_cpu_t): Typedef of enum bfin_cpu.
3780 (bfin_cpu_type): New declaration.
3781 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
3782 -msim and -mcpu= options.
3783 (LIB_SPEC): Likewise.
3784 * config/bfin/bfin.c (bfin_cpu_type): Define.
3785 (bfin_handle_option): Handle -mcpu= option.
3786 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
3787 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
3788 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
3790 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3792 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
3793 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
3794 (powerpc-wrs-vxworksae): Use ${tm_file}.
3795 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
3796 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
3797 * config/i386/vx-common.h: New file.
3799 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3801 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
3804 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
3806 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
3809 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
3813 * c-common.c (c_build_qualified_type): Set canonical type
3816 2007-04-12 Richard Guenther <rguenther@suse.de>
3818 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
3819 lower bound and element size if lower bound is not zero
3820 or either of the ARRAY_REF operands is set.
3822 2007-04-12 Richard Guenther <rguenther@suse.de>
3824 PR tree-optimization/24689
3825 PR tree-optimization/31307
3826 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
3828 * gimplify.c (canonicalize_addr_expr): To be consistent with
3829 gimplify_compound_lval only set operands two and three of
3830 ARRAY_REFs if they are not gimple_min_invariant. This makes
3831 it never at this place.
3832 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
3834 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3836 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
3837 null before emitting a .nsubspa directive.
3839 2007-04-11 Diego Novillo <dnovillo@redhat.com>
3841 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
3842 need_to_partition_p if there are no memory statements in the
3845 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
3847 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
3848 (gcd_of_steps_may_divide_p): New function.
3849 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
3851 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3853 * reload.c (find_reloads_toplev, find_reloads_address,
3854 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
3855 not a pointer equality test, to decide if we need to call
3856 push_reg_equiv_alt_mem.
3858 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
3860 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
3861 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
3862 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
3864 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
3866 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
3867 vector to be positive.
3869 2007-04-11 Diego Novillo <dnovillo@redhat.com>
3873 * doc/invoke.texi: Document --params max-aliased-vops and
3875 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
3876 debug_memory_partitions): Move to tree-flow.h
3877 * params.h (AVG_ALIASED_VOPS): Define.
3878 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
3880 (mp_info_t): Likewise.
3881 (get_mem_sym_stats_for): New.
3882 (set_memory_partition): Move from tree-flow-inline.h.
3883 (mark_non_addressable): Only clear the set of symbols for the
3884 partition if it exists.
3885 (dump_memory_partitions): Move from tree-ssa-operands.c
3886 (debug_memory_partitions): Likewise.
3887 (need_to_partition_p): New.
3888 (dump_mem_ref_stats): New.
3889 (debug_mem_ref_stats): New.
3890 (dump_mem_sym_stats): New.
3891 (debug_mem_sym_stats): New.
3892 (update_mem_sym_stats_from_stmt): New.
3893 (compare_mp_info_entries): New.
3894 (mp_info_cmp): Call it.
3895 (sort_mp_info): Change argument to a list of mem_sym_stats_t
3897 (get_mpt_for): Move from tree-ssa-operands.c.
3898 (find_partition_for): New.
3899 (create_partition_for): Remove.
3900 (estimate_vop_reduction): New.
3901 (update_reference_counts): New.
3902 (build_mp_info): New.
3903 (compute_memory_partitions): Refactor.
3904 Document new heuristic.
3905 Call build_mp_info, update_reference_counts,
3906 find_partition_for and estimate_vop_reduction.
3907 (compute_may_aliases): Populate virtual operands before
3908 calling debugging dumps.
3909 (delete_mem_sym_stats): New.
3910 (delete_mem_ref_stats): New.
3911 (init_mem_ref_stats): New.
3912 (init_alias_info): Call it.
3913 (maybe_create_global_var): Remove alias_info argument.
3914 Get number of call sites and number of pure/const call sites
3915 from gimple_mem_ref_stats().
3916 (dump_alias_info): Call dump_memory_partitions first.
3917 (dump_points_to_info_for): Show how many times a pointer has
3919 * opts.c (decode_options): For -O2 set --param
3920 max-aliased-vops to 500.
3921 For -O3 set --param max-aliased-vops to 1000 and --param
3922 avg-aliased-vops to 3.
3923 * fortran/options.c (gfc_init_options): Remove assignment to
3925 * tree-flow-inline.h (gimple_mem_ref_stats): New.
3926 * tree-dfa.c (dump_variable): Dump memory reference
3928 Dump NO_ALIAS* settings.
3929 (referenced_var_lookup): Tidy.
3930 (mem_sym_stats): New.
3931 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
3932 and ORIG are different SSA names for a memory partition.
3933 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
3934 * tree-flow.h (struct mem_sym_stats_d): Define.
3935 (mem_sym_stats_t): Define.
3936 (struct mem_ref_stats_d): Define.
3937 (struct gimple_df): Add field mem_ref_stats.
3938 (enum noalias_state): Define.
3939 (struct var_ann_d): Add bitfield noalias_state.
3940 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
3941 debug_mem_ref_stats, debug_memory_partitions,
3942 debug_mem_sym_stats): Declare.
3943 * tree-ssa-structalias.c (update_alias_info): Update call
3944 sites, pure/const call sites and asm sites in structure
3945 returned by gimple_mem_ref_stats.
3946 Remove local variable IS_POTENTIAL_DEREF.
3947 Increase NUM_DEREFS if the memory expression is a potential
3949 Call update_mem_sym_stats_from_stmt.
3950 If the memory references memory, call
3951 update_mem_sym_stats_from_stmt for all the direct memory
3952 symbol references found.
3953 (intra_create_variable_infos): Set noalias_state field for
3954 pointer arguments according to the value of
3955 flag_argument_noalias.
3956 * tree-ssa-structalias.h (struct alias_info): Remove fields
3957 num_calls_found and num_pure_const_calls_found.
3958 (update_mem_sym_stats_from_stmt): Declare.
3959 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
3960 Set default value to 100.
3961 (PARAM_AVG_ALIASED_VOPS): Define.
3963 2007-04-11 Richard Guenther <rguenther@suse.de>
3966 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
3967 a * -b + c as c - a * b if we honor sign dependent rounding.
3969 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3971 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
3973 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
3974 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
3976 (initialize_trampoline): Don't use old-style function definition.
3977 (bfin_secondary_reload): Mark IN_P argument as unused.
3979 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
3981 PR tree-optimization/31343
3982 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
3983 (build_polynomial_chrec): Return a scalar when the evolution is zero.
3984 * testsuite/gcc.dg/vect/pr31343.c: New.
3986 2007-04-10 Eric Christopher <echristo@apple.com>
3988 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
3989 * config/i386/i386.md (*cmpfp0): Use.
3990 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
3991 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
3992 (fix_trunc<mode>_i386_fisttp): Ditto.
3993 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
3994 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
3995 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
3996 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
3997 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
3998 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
3999 (unnamed_splitters): Ditto.
4000 * config/i386/i386.c (output_fix_trunc): Assert that
4001 we're not being passed a TFmode operand.
4003 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
4005 PR tree-optimization/31526
4006 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
4007 n_basic_blocks to find newly added blocks.
4009 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
4011 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
4013 (fix_trunc<mode>si_sse): Ditto.
4014 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
4015 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
4016 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
4017 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
4018 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
4019 expander using SSEMODEF mode macro.
4020 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
4021 expander using SSEMODEF mode macro.
4022 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
4023 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
4024 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
4025 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
4026 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
4027 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
4028 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
4029 Macroize insn using X87MODEF mode macro.
4031 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
4033 * config/i386/sse.md (sse2_pinsrw): Removed.
4034 (sse2_pextrw): Renamed to ...
4035 (*sse2_pextrw): This.
4037 2007-04-09 Jan Hubicka <jh@suse.cz>
4040 * config/i386/sse.md
4041 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
4042 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
4043 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
4044 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
4046 2007-04-09 Jan Hubicka <jh@suse.cz>
4048 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
4049 multiple fields of union.
4051 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
4053 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
4054 (create_preheaders): Check that loops are available.
4055 (fix_loop_structure): Clean up, improve comments.
4056 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
4057 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
4059 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
4060 * predict.c (tree_estimate_probability): Do not call
4061 calculate_dominance_info. Call create_preheaders.
4062 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
4063 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
4065 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
4066 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
4067 * tree-cfg.c (tree_split_edge): Make an assert more precise.
4068 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
4071 2007-04-08 Jan Hubicka <jh@suse.cz>
4073 * tree.h (maybe_fold_offset_to_component_ref): Declare.
4074 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
4075 * fold-const.c (fold_unary): Use it.
4077 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4079 * varasm.c (assemble_variable): Remove call to
4080 lang_hooks.decls.prepare_assemble_variable.
4081 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
4082 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
4083 * langhooks.h (lang_hooks_for_decls): Remove
4084 prepare_assemble_variable.
4086 2007-04-08 Mike Stump <mrs@apple.com>
4088 * config/i386/i386.c: Use inc/dec on Core2.
4090 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
4092 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
4093 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
4094 lhd_tree_inlining_end_inlining): Remove.
4095 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
4096 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
4098 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
4099 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
4100 lhd_tree_inlining_end_inlining): Remove prototypes.
4101 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
4102 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
4103 LANG_HOOKS_TREE_INLINING_START_INLINING,
4104 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
4106 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
4109 2007-04-08 Anatoly Sokolov <aesok@post.ru>
4112 * config/avr/predicates.md (io_address_operand): Delete predicate.
4113 (low_io_address_operand): Don't use 'mode' argument.
4114 (higth_io_address_operand): Rename ...
4115 (high_io_address_operand): ... to this. Don't use 'mode' argument.
4116 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
4119 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
4121 Revert change removing staticp.
4123 2007-04-07 Anatoly Sokolov <aesok@post.ru>
4126 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
4129 2007-04-07 Bruce Korb <bkorb@gnu.org>
4131 * c.opt: Add -Wformat-contains-nul.
4132 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
4134 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
4135 the NUL byte warning.
4137 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
4139 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
4141 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
4143 * tree.c (staticp): No longer use staticp langhook.
4144 * langhooks.c (lhd_staticp): Removed.
4145 * langhooks.h (struct lang_hooks): Remove staticp.
4146 * c-common.c (c_staticp): Remove.
4147 * c-common.h (c_staticp): Ditto.
4148 * langhooks-defs.h (lhd_staticp): Ditto.
4149 (LHD_HOOKS_STATICP): Ditto
4150 * tree.h (gcc_assert_lowered): New macro.
4152 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
4154 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
4155 argument "reliable".
4156 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
4157 Add argument "reliable". Propagate it through calls.
4158 (infer_loop_bounds_from_undefined): Derive number of iterations
4159 estimates from references in blocks that do not dominate loop latch.
4160 (gcov_type_to_double_int): New function.
4161 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
4162 and expected_loop_iterations_unbounded.
4163 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
4164 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
4165 * tree-data-ref.c (estimated_loop_iterations): Export.
4166 (get_references_in_stmt): Fix -- do not return addresses of local
4168 * cfgloop.h (expected_loop_iterations_unbounded,
4169 estimated_loop_iterations): Declare.
4171 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
4173 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
4175 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
4177 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
4178 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
4179 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
4180 Use output_387_reg_move().
4181 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
4182 expander using X87MODEF12 mode macro.
4183 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
4184 choosing register preferences. Use output_387_reg_move().
4185 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
4186 instead of "x". Use output_387_reg_move().
4187 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
4188 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
4189 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
4190 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
4191 Use output_387_reg_move().
4192 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
4194 (*truncxf?f_i387 splitter): Ditto.
4196 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
4198 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
4199 LANG_HOOKS_SAFE_FROM_P.
4200 * expr.c (safe_from_p): Remove langhook call.
4201 * langhooks.h (lang_hooks): Remove safe_from_p.
4202 (lhd_safe_from_p): Remove prototype.
4203 * langhooks.c (lhd_safe_from_p): Remove.
4205 2007-04-06 Jan Hubicka <jh@suse.cz>
4207 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
4210 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
4212 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
4213 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
4214 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
4215 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
4217 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
4218 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
4220 2007-04-05 Richard Henderson <rth@redhat.com>
4222 * config/alpha/alpha.c (print_operand) [+]: Remove.
4223 (alpha_end_function): Print nop if call at end of function.
4224 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
4225 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
4226 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
4227 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
4228 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
4229 the call pattern. Update peepholes to match.
4231 2007-04-05 Janis Johnson <janis187@us.ibm.com>
4233 * doc/extend.texi (Other Builtins): Add decimal float variants
4235 * builtins.def: Ditto.
4236 * builtins.c (expand_builtin): Ditto.
4238 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
4239 H.J. Lu <hongjiu.lu@intel.com>
4242 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
4243 of V8HImode when calling ix86_binary_operator_ok.
4244 (sse2_pmaddwd): Call ix86_binary_operator_ok.
4245 (sdot_prodv8hi): Operands 1 and 2 must be register.
4247 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4249 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
4250 initialize align to silence bogus warning.
4252 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4255 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
4257 (struct sra_walk_fns): Remove use_all parameter from use.
4258 (sra_hash_tree): Handle BIT_FIELD_REFs.
4259 (sra_elt_hash): Don't hash bitfld blocks.
4260 (sra_elt_eq): Skip them in parent compares as well. Handle
4262 (sra_walk_expr): Don't maintain or pass down use_all_p.
4263 (scan_use): Remove use_all parameter.
4264 (scalarize_use): Likewise. Re-expand assignment to
4265 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
4266 output, and re-scalarize after output. Don't mark anything
4268 (scalarize_ldst): Adjust.
4269 (scalarize_walk_gimple_modify_statement): Likewise.
4270 (build_element_name_1): Handle BIT_FIELD_REFs.
4271 (instantiate_element): Don't warn for any element whose parent
4273 (instantiate_missing_elements_1): Return the sra_elt.
4274 (canon_type_for_field): New.
4275 (try_instantiate_multiple_fields): New.
4276 (instantiate_missing_elemnts): Use them.
4277 (mark_no_warning): Removed.
4278 (generate_one_element_ref): Handle BIT_FIELD_REFs.
4279 (REPLDUP, sra_build_elt_assignment): New.
4280 (generate_copy_inout): Use them.
4281 (generate_element_copy): Likewise. Handle bitfld differences.
4282 (generate_element_zero): Don't recurse for blocks. Use
4283 sra_build_elt_assignment.
4284 (generate_one_element_int): Take elt instead of var. Use
4285 sra_build_elt_assignment.
4286 (generate_element_init_1): Adjust.
4287 (scalarize_use, scalarize_copy): Use REPLDUP.
4288 (scalarize_ldst): Move assert before dereference.
4289 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
4291 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
4293 * regmove.c: Fix unused variable warnings due to previous commit.
4295 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
4297 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
4298 (regmove_bb_head): Remove.
4299 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
4300 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
4301 problems with fixup_match_1.
4302 Don't initialize/free regmove_bb_head.
4304 (reg_is_remote_constant_p): If an insn is in the same basic block
4305 but not before INSN, consider it remote, too.
4307 2007-04-05 Anatoly Sokolov <aesok@post.ru>
4310 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
4311 DECL_ASSEMBLER_NAME, not the DECL_NAME.
4313 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
4315 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
4316 (CONDITIONAL_REGISTER_USAGE): Likewise.
4318 2007-04-04 Richard Henderson <rth@redhat.com>
4320 * config/alpha/lib1funcs.asm: Remove unused file.
4322 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
4325 * opts.c (print_specific_help): Fix --help=<language>
4327 (common_handle_option): Support --help=common.
4329 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
4332 * gcc.c (main): Do not run the linker if
4333 print_subprocess_help indicates that it shouldn't be
4336 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
4339 * doc/invoke.texi (--help=): Document <languages> value, fix
4340 formatting in tables of values.
4342 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
4344 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
4345 dllimport attribute of virtual methods.
4347 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
4349 * config/score/crti.asm: Change _bss_start to __bss_start.
4350 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
4351 (OUTGOING_REG_PARM_STACK_SPACE) update.
4352 * config/score/score.opt: add options to make backend support
4353 score5, score5u, score7 and score7d.
4354 * config/score/score.md: Likewise.
4355 * config/score/misc.md: Likewise.
4356 * config/score/mac.md: Likewise.
4357 * doc/invoke.texi: Likewise.
4358 * doc/md.texi: update constraints define.
4360 2007-04-03 Richard Henderson <rth@redhat.com>
4362 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
4363 an appropriate type, use the mode instead.
4365 2007-04-03 Richard Sandiford <richard@codesourcery.com>
4367 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
4368 Set the default --with-arch setting to mips2.
4369 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
4370 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4371 (MULTILIB_OSDIRNAMES): Delete.
4372 (MULTILIB_DIRNAMES): Define.
4373 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
4374 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
4375 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
4376 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
4377 VXWORKS_OS_CPP_BUILTINS.
4378 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
4379 (MIPS_DEBUGGING_INFO): Undefine.
4380 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
4382 2007-04-03 Jakub Jelinek <jakub@redhat.com>
4385 * fold-const.c (native_encode_real): Encode real.c provided longs
4386 as a series of 32-bit native integers.
4387 (native_interpret_real): Interpret buffer as a series of 32-bit
4390 2007-04-03 Richard Guenther <rguenther@suse.de>
4392 * genpreds.c (write_insn_constraint_len): Write function
4393 optimized for CONSTRAINT_LEN implementation.
4394 (write_tm_preds_h): Output insn_constraint_len inline and
4395 use it for CONSTRAINT_LEN.
4396 (write_insn_preds_c): Don't output insn_constraint_len.
4397 * doc/md.texi (define_register_constraint): Document multi-letter
4398 constraints shall have the same length if they start with the same
4401 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
4404 * config/i386/i386.md (isinf<mode>2): Expand only when
4405 TARGET_C99_FUNCTIONS is set.
4407 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
4409 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
4410 (x86_64-*-linux*): Ditto.
4411 * config/i386/i386.opt (mpc): New option.
4412 * config/i386/i386.c (overrride_options): Handle
4413 ix87_precision_string.
4414 * config/i386/crtprec.c: New file.
4415 * config/i386/t-crtpc: Ditto.
4416 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
4418 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
4419 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
4420 crtprec32.o, crtprec64.o and crtprec80.o.
4422 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
4424 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
4426 2007-04-02 Eric Christopher <echristo@apple.com>
4428 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
4429 limitations on darwin.
4431 2007-04-02 Anatoly Sokolov <aesok@post.ru>
4434 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
4436 2007-04-02 Dave Korn <dave.korn@artimi.com>
4438 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
4440 2007-04-02 Dave Korn <dave.korn@artimi.com>
4442 * libgcc2.h (exception_descriptor): Don't forward-declare.
4443 (__get_eh_table_language, __get_eh_table_version): Delete
4444 prototypes of long-dead functions.
4446 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
4448 * ebitmap.h: New file
4449 * ebitmap.c: New file
4450 * Makefile.in (ebitmap.o): New target.
4452 2007-04-01 Jan Hubicka <jh@suse.cz>
4454 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
4455 before very first instruction.
4457 2007-04-01 Jan Hubicka <jh@suse.cz>
4459 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
4460 waring on 64bit hosts.
4461 * bitmap.h: Fix typo in bitmap_head_def.
4463 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
4465 PR rtl-optimization/31391
4466 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
4467 into a DELETED_LABEL note, and the label is in an empty basic
4468 block, update BB_END as well as BB_HEAD.
4470 2007-04-01 Richard Henderson <rth@redhat.com>
4472 PR tree-optimization/31169
4473 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
4474 to varying if the range is outside [0, prec-1].
4476 2007-04-01 Richard Sandiford <richard@codesourcery.com>
4479 * config/mips/mips.md (load_const_gp): New insn.
4480 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
4481 the MIPS16 GP pseudo register if no_new_pseudos.
4482 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
4484 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4487 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
4489 (call_value): Likewise.
4491 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
4492 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4495 * doc/invoke.texi: (optimization options): Reword description
4496 of -ffast-math. Document its primary purpose.
4498 2007-03-31 Richard Guenther <rguenther@suse.de>
4500 * omp-low.c (splay-tree.h): Include.
4501 (lookup_decl): Replace splay-tree usage by pointer-map.
4502 (maybe_lookup_decl): Likewise.
4503 (new_omp_context): Likewise.
4504 (delete_omp_context): Likewise.
4505 * gimplify.c (splay-tree.h): Include.
4506 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
4508 (remap_ssa_name): Likewise.
4509 (remap_decl): Likewise.
4510 (remap_type_1): Likewise.
4511 (remap_type): Likewise.
4512 (copy_body_r): Likewise.
4513 (expand_call_inline): Likewise.
4514 (clone_body): Likewise.
4515 (copy_tree_r): Likewise.
4516 (remap_save_expr): Likewise.
4517 (unsave_r): Likewise.
4518 (unsave_expr_now): Likewise.
4519 (tree_function_versioning): Likewise.
4520 (build_duplicate_type): Likewise.
4521 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
4522 (struct copy_body_data): Replace splay-tree by pointer-map.
4523 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
4524 not $(SPLAY_TREE_H).
4525 (gimplify.o): Depend on $(SPLAY_TREE_H).
4526 (omp-low.p): Likewise.
4528 2007-03-31 Anatoly Sokolov <aesok@post.ru>
4530 * config/avr/predicates.md (even_register_operand,
4531 odd_register_operand): New predicates.
4532 * config/avr/avr.md (movw peephole2): New.
4533 (movw_r peephole2): New.
4535 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
4537 * tree.h (get_signed_or_unsigned_type): New.
4538 * fold-const.c (operand_equal_for_comparison_p): Use
4539 get_signed_or_unsigned_type instead of
4540 lang_hooks.types.signed_or_unsigned_type.
4541 * expr.c (store_expr): Ditto.
4542 * langhooks.c (get_signed_or_unsigned_type): New.
4543 (lhd_signed_or_unsigned_type): New.
4544 * langhooks.h (lhd_signed_or_unsigned_type): New.
4545 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
4547 2007-03-30 Richard Henderson <rth@redhat.com>
4549 * tree-ssa-loop-ivopts.c: Include target.h.
4550 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
4551 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
4552 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
4553 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
4555 2007-03-30 Richard Henderson <rth@redhat.com>
4556 Kai Tietz <kai.tietz@onevision.com>
4558 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
4560 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
4561 (TARGET_64BIT_MS_ABI): New.
4562 (DBX_REGISTER_NUMBER): Handle 64-bit.
4563 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
4564 (LONG_TYPE_SIZE): Force to 32.
4565 (REG_PARM_STACK_SPACE): New.
4566 (OUTGOING_REG_PARM_STACK_SPACE): New.
4567 (REGPARM_MAX, SSE_REGPARM_MAX): New.
4568 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
4569 (STACK_BOUNDARY): Use 128 for 64-bit.
4570 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
4571 Add 64-bit implementation.
4572 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
4574 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
4575 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
4576 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
4577 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
4578 (ix86_handle_cconv_attribute): Don't warn when ignoring if
4579 TARGET_64BIT_MS_ABI.
4580 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
4581 (ix86_pass_by_reference): Likewise.
4582 (ix86_function_value_regno_p): Likewise.
4583 (ix86_build_builtin_va_list): Likewise.
4584 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
4585 (function_arg_advance_ms_64): New.
4586 (function_arg_advance): Call it.
4587 (function_arg_ms_64): New.
4588 (function_arg): Call it.
4589 (function_value_ms_64): New.
4590 (ix86_function_value_1): Call it.
4591 (return_in_memory_ms_64): New.
4592 (ix86_return_in_memory): Call it.
4593 (setup_incoming_varargs_ms_64): New.
4594 (ix86_setup_incoming_varargs): Call it.
4595 (ix86_expand_prologue): Handle 64-bit stack probing.
4596 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
4597 (output_pic_addr_const): Likewise.
4598 (x86_this_parameter): Likewise.
4599 (x86_output_mi_thunk): Likewise.
4600 (x86_function_profiler): Likewise.
4601 (TARGET_STRICT_ARGUMENT_NAMING): New.
4602 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
4603 (TARGET_64BIT_MS_ABI): New.
4604 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
4605 * config/i386/i386.md (allocate_stack_worker): Remove.
4606 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
4607 describe the clobber of eax without a match_scratch.
4608 (allocate_stack_worker_postreload): Remove.
4609 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
4610 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
4611 (allocate_stack_worker_rex64_postreload): Remove.
4612 (allocate_stack): Handle 64-bit.
4613 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
4614 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
4615 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
4616 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
4617 (STANDARD_STARTFILE_PREFIX_1): Likewise.
4618 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
4619 * config.build (x86_64-*-mingw*): New host.
4620 * config.host (x86_64-*-mingw*): New host.
4621 * config.gcc (x86_64-*-mingw*): New target.
4622 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
4624 2007-03-30 Richard Henderson <rth@redhat.com>
4625 Kai Tietz <kai.tietz@onevision.com>
4627 * c-pragma.c (struct def_pragma_macro_value): New.
4628 (struct def_pragma_macro): New.
4629 (pushed_macro_table): New.
4630 (dpm_hash, dpm_eq): New.
4631 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
4632 (init_pragma): Install them.
4633 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
4635 2007-03-30 Anatoly Sokolov <aesok@post.ru>
4637 * config/avr/avr.c (avr_override_options): Clear
4638 'flag_delete_null_pointer_checks'.
4640 2007-03-30 Paolo Carlini <pcarlini@suse.de>
4643 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
4644 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
4645 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
4646 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
4647 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
4648 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
4649 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
4651 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
4653 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
4655 * regmove.c: Move all of pass_stack_adjustments from here...
4656 * combine-stack-adj.c: ...to this new file.
4657 * Makefile.in: Add rules for combine-stack-adj.o.
4659 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
4661 PR tree-optimization/31383
4662 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
4663 to have the same length.
4665 2007-03-30 Jan Hubicka <jh@suse.cz>
4668 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
4669 availablility; add more sanity checking; ask varpool only about
4672 2007-03-29 Richard Henderson <rth@redhat.com>
4674 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
4675 to decide, but __SIZEOF_LONG_LONG__.
4677 2007-03-29 Richard Henderson <rth@redhat.com>
4679 * emutls.c (struct __emutls_array): New.
4680 (emutls_destroy): Use it instead of casting element 0 from void*.
4681 (__emutls_get_address): Likewise.
4683 2007-03-29 Richard Henderson <rth@redhat.com>
4685 * varasm.c (initializer_constant_valid_p): Don't deny
4686 DECL_DLLIMPORT_P on functions.
4688 * config/i386/cygming.h: Remove function declarations.
4689 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
4690 (ASM_OUTPUT_LABELREF): Remove.
4691 (COMMON_ASM_OP): Remove.
4692 (ASM_OUTPUT_COMMON): Remove.
4693 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
4694 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
4695 (ASM_DECLARE_FUNCTION_NAME): Likewise.
4696 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
4697 Rename from TARGET_ENCODE_SECTION_INFO.
4698 * config/i386/netware.h: Likewise.
4699 * config/i386/i386-protos.h: Update.
4700 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
4701 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
4702 (legitimate_constant_p): Reject dllimports.
4703 (dllimport_map, get_dllimport_decl): New.
4704 (legitimize_dllimport_symbol): New.
4705 (legitimize_address, ix86_expand_move): Use it.
4706 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
4707 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
4708 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
4709 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
4710 * config/i386/predicates.md (constant_call_address_operand): Only
4711 accept symbols; reject dllimport_p symbols.
4712 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
4713 i386_pe_maybe_record_exported_symbol.
4714 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
4715 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
4716 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
4717 trust the setting of DECL_DLLIMPORT_P.
4718 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
4719 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
4720 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
4721 tidy the argument scanning loop.
4722 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
4723 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
4724 (i386_pe_strip_name_encoding): Remove.
4725 (i386_pe_binds_local_p): New.
4726 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
4727 (i386_pe_output_labelref): Remove.
4728 (i386_pe_asm_output_aligned_decl_common): New.
4729 (i386_pe_maybe_record_exported_symbol): Rename from
4730 i386_pe_record_exported_symbol; check for dllexported symbols.
4732 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
4734 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
4735 add comment explaining why vsnprintf cannot be used.
4737 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
4739 PR tree-optimization/30666
4740 * tree.c (build_complex_type): When creating type names for DWARF2
4741 debug info, create TYPE_DECLs for TYPE_NAME instead of
4743 (build_common_tree_nodes_2): Use build_complex_type when building
4744 predefined complex types, to preserve canonical types.
4746 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
4748 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
4749 (noce_get_alt_condition): Look at it to determine whether to
4750 reverse the condition or not.
4751 (noce_get_condition): Substitute the truth for lies.
4752 (noce_find_if_block): Set the then_else_reversed field.
4754 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
4756 * config/fr30/fr30.md (movdi): Do not accept immediates as the
4757 destination of this insn.
4758 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
4759 than calling gen_rtx_SET directly. Use r0 to hold the value of
4760 'address + 4' rather than a stack based temporary which can be
4763 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
4765 * config/s390/s390.c (s390_secondary_input_reload_class,
4766 s390_secondary_output_reload_class): Functions removed.
4767 (s390_secondary_reload): New function.
4768 (TARGET_SECONDARY_RELOAD): Target macro defined.
4769 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
4770 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
4771 * config/s390/s390.md ("reload_outti", "reload_outdi",
4772 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
4773 "reload_out<mode>"): Expanders removed.
4774 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
4775 "reload<mode>_nonoffmem_out"): Expanders added.
4777 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
4779 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
4780 SRC->DEST replacement failed anyway.
4782 2007-03-28 Mike Stump <mrs@apple.com>
4784 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
4785 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
4786 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
4788 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4790 * config.gcc: Accept barcelona as a variant of amdfam10.
4791 * config/i386/i386.c (override_options): Likewise.
4792 * doc/invoke.texi: Likewise.
4794 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
4796 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
4797 offsets for BIT_FIELD_REF and COMPONENT_REF.
4799 2007-03-28 Richard Guenther <rguenther@suse.de>
4801 * tree.c (is_global_var): Move ...
4802 * tree-flow-inline.h (is_global_var): ... here.
4803 * tree.h (is_global_var): Remove declaration.
4805 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
4807 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
4809 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
4810 * config/i386/i386.c (ix86_tune_features): Initialize new
4812 * config/i386/predicates.md (promotable_binary_operator): Use
4813 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
4815 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
4818 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
4820 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
4822 * config/fr30/fr30.md (movsi_internal): Change destination
4823 constraint from m to V and add m to the end.
4825 2007-03-28 Christian Bruel <christian.bruel@st.com>
4827 * config/sh/sh.md (movsi_i): Fix type attribute.
4829 2007-03-28 Christian Bruel <christian.bruel@st.com>
4831 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
4832 (movsf_ie): Likewise.
4834 2007-03-28 Christian Bruel <christian.bruel@st.com>
4836 * config.gcc: Add sh4-300 to multilib.
4837 * config/sh/t-mlib-sh4-300: New file.
4839 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
4841 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
4842 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
4844 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
4845 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
4846 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
4847 "fixuns_trunctddi2"): Whitespace fix.
4849 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
4851 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
4852 the definition of struct sh_args.
4853 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
4854 CALL_COOKIE_INT_REG_GET): Likewise.
4856 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
4858 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
4859 transformations are applied successfully.
4861 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
4863 * tree.c (tree_contains_struct): Permit 512 tree codes.
4864 * tree.h (tree_contains_struct): Ditto.
4865 (MAX_TREE_CODES): Ditto.
4866 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
4867 SPARE member to store remaining padding bits.
4869 2007-03-27 Anatoly Sokolov <aesok@post.ru>
4871 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
4874 2007-03-27 Janis Johnson <janis187@us.ibm.com>
4876 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
4877 * configure: Regenerate.
4879 * configure: Regenerate using the correct version of autoconf.
4881 2007-03-27 Anatoly Sokolov <aesok@post.ru>
4883 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
4885 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
4886 regs to "__SP_L__" and "__SP_H__".
4888 2007-03-27 Richard Guenther <rguenther@suse.de>
4890 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
4891 computations with it with a HOST_WIDE_INT variable.
4893 2007-03-26 Mike Stump <mrs@apple.com>
4895 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
4896 objective-c-header, objective-c++-header and objc++-cpp-output
4898 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
4900 2007-03-26 Richard Henderson <rth@redhat.com>
4903 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
4904 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
4905 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
4906 IX86_BUILTIN_PSRLQ128): New.
4907 (ix86_init_mmx_sse_builtins): Add them.
4908 (ix86_expand_builtin): Expand them.
4909 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
4910 operand 2 be TImode.
4911 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
4912 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
4913 _mm_srli_epi64): Mark __B const.
4914 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
4915 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
4916 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
4917 new two-vector shift builtins.
4919 2007-03-26 Ian Lance Taylor <iant@google.com>
4921 PR tree-optimization/31345
4922 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
4923 [+INF, +INF(OVF)] into VARYING.
4925 2007-03-26 Zack Weinberg <zackw@panix.com>
4927 * gengtype-parse.c: New file.
4928 * gengtype-yacc.y: Delete.
4929 * gengtype-lex.l: Don't include gengtype-yacc.h.
4930 Define YY_DECL and yyterminate appropriately for recursive
4931 descent parser. yylval is now a string out-parameter to yylex.
4932 (HWS, EOID): New shorthand.
4933 (IWORD): Add a couple more types.
4934 (yylex): Add a setup stanza. Remove the complex rules for
4935 detecting GTY'ed types and typedefs; replace with simple
4936 keyword detectors. Adjust everything for the changed
4937 definition of yylval. Ignore all pp-directives, not just #define.
4939 (parse_file): Rename yybegin; do not call yyparse.
4941 * gengtype.c (xasprintf): Export again.
4942 (this_file): New. Use everywhere __FILE__ was being used.
4943 (get_lang_bitmap): Special case types defined in gengtype.c.
4944 (do_typedef, new_structure): Suppress definition of certain types.
4945 (new_structure): Improve diagnostics of duplicate definitions.
4946 Make sure location_s is associated with input.h.
4947 (nreverse_pairs, define_location_structures): New functions.
4948 (main): Improve tagging of kludge types. Remove old kludges
4949 for input.h types; use define_location_structures.
4950 * gengtype.h: Update prototypes. Define token codes here.
4951 * Makefile.in: Remove all references to gengtype-yacc.
4952 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
4954 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
4955 add GTY((skip)) to the field that's only conditionally there.
4956 * doc/install.texi: Document that Bison is no longer required
4957 unless building treelang.
4959 * gengtype.c: Don't include gtyp-gen.h.
4960 (srcdir): Declare here.
4961 (base_files, lang_dir_names): Allocate dynamically.
4962 (gt_files, num_gt_files, num_lang_dirs): New globals.
4963 (measure_input_list, read_input_line, read_input_list)
4964 (set_lang_bitmap): New functions.
4965 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
4966 simplify, relying on read_input_list to set up the bitmaps.
4967 (main): Arguments are no longer unused. Check for correct number
4968 of command line arguments, set srcdir and srcdir_len, then call
4969 read_input_list, before doing anything else. No need to worry
4970 about duplicates in main loop.
4971 * configure.ac: Simplify the calculation of all_gtfiles.
4972 Put language tags in there. Don't set or substitute
4973 all_gtfiles_files_langs or all_gtfiles_files_frags.
4974 * Makefile.in: Revamp the way gengtype is invoked, now that it
4975 takes a file on its command line with a much simpler format.
4976 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
4977 (GTFILES): Remove duplicates and C source files.
4978 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
4979 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
4980 * configure: Regenerate.
4982 * gengtype.h: Remove all type definitions to gengtype.c; leave
4983 only definitions of options_p, type_p, and pair_p as opaque
4984 pointers. Update prototypes.
4985 * gengtype.c: Many type definitions moved here from gengtype.h.
4986 Consolidate type definitions at the top of the file.
4987 (xvasprintf): Delete.
4988 (xasprintf): Make static.
4989 (create_nested_pointer_option): Add 'next' parameter.
4990 (create_field_all, create_field_at): New functions.
4991 (create_field): Now a thin wrapper around create_field_all.
4992 (create_optional_field): Rename create_optional_field_ and add
4993 line argument. Original name is now a macro which supplies
4995 (oprintf): Use vsnprintf directly.
4996 (close_output_files): Use fatal rather than perror/exit.
4997 (note_def_vec, note_def_vec_alloc): Use create_field_at.
4998 (main): Set progname. Don't use exit.
4999 * gengtype-yacc.y (struct_fields): Use create_field_at.
5000 (option, optionseqopt): Delete.
5001 (optionseq): Consolidate productions from option here so we
5002 can use the first argument to create_option.
5004 * gengtype-lex.l: Distinguish unions from structures in the
5005 token type. Don't call find_structure; return the tag as a string.
5006 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
5007 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
5008 Reorganize typedef_struct production accordingly.
5009 Use create_nested_ptr_option.
5010 * gengtype.c (create_nested_ptr_option): New function.
5011 * gengtype.h: Declare it.
5013 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
5014 (string_type): Don't declare.
5015 (do_scalar_typedef): Declare.
5016 (create_scalar_type): Update prototype.
5017 * gengtype.c (string_type): Make static.
5018 (scalar_nonchar, scalar_char): New.
5019 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
5020 (resolve_typedef): Use scalar_nonchar for error recovery.
5021 (create_scalar_type): Remove name_len field. Return scalar_char
5022 or scalar_nonchar as appropriate.
5023 (adjust_field_type): Look at scalar_is_char boolean to decide whether
5025 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
5027 (main): Initialize scalar_char and scalar_nonchar before calling
5029 * gengtype-lex.l: Adjust for removal of second argument to
5030 create_scalar_type. Use yylval.s instead of yylval.t when
5032 * gengtype-yacc.y: Type of SCALAR is string. Call
5033 create_scalar_type from type:SCALAR rule. Adjust for removal of
5034 second argument to create_scalar_type.
5036 * vec.h: Remove all #if IN_GENGTYPE blocks.
5037 Add comment saying that changes may require adjustments to gengtype.
5038 * gengtype.c: Don't include coretypes.h or tm.h.
5039 Add comment to inclusion of errors.h.
5040 (note_def_vec, note_def_vec_alloc): New functions.
5041 * gengtype.h: Declare new functions.
5042 * gengtype-lex.l: Don't include coretypes.h.
5043 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
5045 (update_lineno): Remove unnecessary prototype.
5046 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
5047 (VEC rule): Just return VEC_TOKEN.
5048 * gengtype-yacc.y (VEC_TOKEN): New token type.
5049 (type): Add a production for VEC(a,b).
5050 * Makefile.in: Update dependencies.
5052 * gengtype-lex.l: Remove rules for parsing pointer-to-function
5053 typedefs that use the old PARAMS macro.
5055 * gengtype-lex.l: Remove all rules and states relating to yacc
5057 * gengtype-yacc.y: Similarly.
5058 * gengtype.c (note_yacc_type): Delete function.
5059 * gengtype.h: Update prototypes.
5061 2007-03-26 Joseph Myers <joseph@codesourcery.com>
5063 * tree-pretty-print.c (dump_generic_node): Report precision of
5064 unnamed integer types.
5066 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
5068 * ifcvt.c (noce_try_store_flag_constants): Don't check
5069 no_new_pseudos here.
5070 (noce_try_store_flag_constants): Don't check no_new_pseudos.
5071 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
5072 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
5073 noce_try_sign_mask): Likewise.
5074 (if_convert): Check no_new_pseudos here.
5076 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
5078 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
5079 (noce_get_condition): Handle new then_else_reversed argument.
5080 (noce_init_if_info): Remove, fold into noce_find_if_block.
5081 (noce_process_if_block): Take a struct noce_if_info as the
5082 argument. Don't set up one based on ce_if_info. Update pointer
5083 references accordingly.
5084 (cond_move_process_if_block): Likewise.
5085 (process_if_block): Removed.
5086 (find_if_block): Removed. Move functionality two new functions,
5087 noce_find_if_block and cond_exec_find_if_block.
5088 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
5089 blocks and the symmetric IF-ELSE-JOIN case.
5090 (cond_exec_find_if_block): Also new function mostly based on old
5091 find_if_block and process_if_block.
5092 (find_if_header): Replace find_if_block call with separately
5093 guarded calls to noce_find_if_block and cond_exec_find_if_block.
5094 (find_cond_trap): Update noce_get_condition call.
5095 (dead_or_predicable): Likewise.
5097 2007-03-26 Jakub Jelinek <jakub@redhat.com>
5099 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
5101 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
5102 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
5103 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
5104 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
5105 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
5106 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
5107 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
5108 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
5109 __builtin_ia32_psrad128 builtins.
5111 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
5113 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
5114 * config/i386/constraints.md
5115 (define_constraint "I"): Use IN_RANGE macro.
5116 (define_constraint "J"): Ditto.
5117 (define_constraint "K"): Ditto.
5118 (define_constraint "M"): Ditto.
5119 (define_constraint "N"): Ditto.
5120 (define_constraint "O"): Ditto.
5121 * config/i386/predicates.md
5122 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
5123 (define_predicate "const_0_to_3_operand"): Ditto.
5124 (define_predicate "const_0_to_7_operand"): Ditto.
5125 (define_predicate "const_0_to_15_operand"): Ditto.
5126 (define_predicate "const_0_to_63_operand"): Ditto.
5127 (define_predicate "const_0_to_255_operand"): Ditto.
5128 (define_predicate "const_1_to_31_operand"): Ditto.
5129 (define_predicate "const_2_to_3_operand"): Ditto.
5130 (define_predicate "const_4_to_7_operand"): Ditto.
5132 2007-03-25 David Edelsohn <edelsohn@gnu.org>
5134 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
5135 in SImode for save_world.
5136 * config/rs6000/altivec.md (save_world, restore_world): Convert to
5139 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
5141 PR tree-optimization/30784
5142 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
5145 2007-03-25 Revital Eres <eres@il.ibm.com>
5147 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
5148 Fold movement_possibility function into it.
5150 2007-03-25 David Edelsohn <edelsohn@gnu.org>
5152 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
5153 (load_macho_picbase_{si,di}): Convert to LR hard reg.
5154 (call_indirect_nonlocal_darwin64): Same.
5155 (call_nonlocal_darwin64): Same.
5156 (call_value_indirect_nonlocal_darwin64): Same.
5157 (call_value_nonlocal_darwin64): Same.
5158 (sibcall_nonlocal_darwin64): Same.
5159 (sibcall_value_nonlocal_darwin64): Same.
5160 (sibcall_symbolic_64): Same.
5161 (sibcall_value_symbolic_64): Same.
5162 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
5164 (rs6000_emit_load_toc_table): Same.
5165 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
5166 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
5172 (load_toc_v4_pic_si): Same
5173 (load_toc_v4_PIC_1): Same.
5174 (load_toc_v4_PIC_1b): Same.
5175 (call_indirect_aix{32,64}): Same.
5176 (call_value_indirect_aix{32,64}): Same.
5179 (call_local{32,64}): Same.
5180 (call_value_local{32,64}): Same.
5181 (call_indirect_nonlocal_aix{32,64}): Same.
5182 (call_nonlocal_aix{32,64}): Same.
5183 (call_value_indirect_nonlocal_aix{32,64}): Same.
5184 (call_value_nonlocal_aix{32,64}): Same.
5185 (call_indirect_nonlocal_sysv<mode>): Same.
5186 (call_nonlocal_sysv<mode>): Same.
5187 (call_value_indirect_nonlocal_sysv<mode>): Same.
5188 (call_value_nonlocal_sysv<mode>): Same.
5190 (sibcall_local{32,64}): Same.
5191 (sibcall_value_local{32,64}): Same.
5192 (sibcall_nonlocal_aix{32,64}): Same.
5193 (sibcall_value_nonlocal_aix{32,64}): Same.
5194 (sibcall_nonlocal_sysv<mode>): Same.
5195 (sibcall_value): Same.
5196 (sibcall_value_nonlocal_sysv<mode>): Same.
5198 2007-03-24 Paul Brook <paul@codesourcery.com>
5200 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
5201 * config/arm/linux-eabi.h: Remove legacy syscall hack.
5203 2007-03-24 Richard Henderson <rth@redhat.com>
5205 * config/ia64/constraints.md: New file.
5206 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
5207 satisfies_constraint_?.
5208 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
5209 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
5210 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
5211 ia64_output_mi_thunk): Likewise.
5212 (ia64_const_ok_for_letter_p): Remove.
5213 (ia64_const_double_ok_for_letter_p): Remove.
5214 (ia64_extra_constraint): Remove.
5215 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
5216 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
5217 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
5218 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
5219 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
5220 EXTRA_MEMORY_CONSTRAINT): Remove.
5221 * config/ia64/ia64.md: Include constriants.md. Replace
5222 CONST_OK_FOR_? with satisfies_constraint_?.
5224 2007-03-23 Michael Meissner <michael.meissner@amd.com>
5225 H.J. Lu <hongjiu.lu@intel.com>
5227 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
5229 (name macros): Use DPD_BID_NAME to convert names properly.
5231 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
5232 decimal floating point format.
5233 (init_floating_libfuncs): Change decimal functions so that they
5234 have a "bid_" prefix if the decimal system uses the BID format,
5235 and "dpd_" prefix if the decimal system uses the DPD format.
5236 (init_interclass_conv_libfuncs): Ditto.
5237 (init_intraclass_conv_libfuncs): Ditto.
5239 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
5240 using the BID format.
5242 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
5243 whether we are using the BID decimal format.
5244 * configure: Regenerate.
5246 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
5247 the compiler has decimal floating point enabled. Define
5248 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
5251 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
5252 using the BID format.
5254 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
5255 whether we are using the BID decimal format.
5256 * configure: Regenerate.
5258 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
5259 the compiler has decimal floating point enabled. Define
5260 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
5263 * doc/install.texi (--enable-decimal-float): Document BID and DPD
5264 options, and that it is enabled for i386/x86_64 systems.
5266 * Makefile.in (enable_decimal_float): New.
5268 (DECNUMINC): Add -I$(DECNUMFMT).
5269 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
5270 to $(DECNUMFMT) from $(DECNUM).
5272 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
5273 Substitute enable_decimal_float.
5274 * configure: Regenerated.
5277 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
5280 * configure.ac: Enable decimal float for x86_64-*-linux*.
5281 * configure: Regenerated.
5284 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
5285 decimal128ClearSign to flip and clear the sign bit in decimal128.
5286 (decimal_real_maxval): Set decimal128SetSign to set the sign
5289 2007-03-23 Ian Lance Taylor <iant@google.com>
5291 * fold-const.c (fold_binary): Correct warning for X - c >= X.
5293 2007-03-23 Ian Lance Taylor <iant@google.com>
5295 * tree-dump.c (dump_files): Correct comment.
5297 2007-03-23 Ian Lance Taylor <iant@google.com>
5299 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
5301 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
5303 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
5304 in cfglayout mode. Don't go into and out of cfglayout mode.
5305 Link the blocks in the order of the constructed traces.
5306 (rest_of_handle_tracer): Adjust call to tracer.
5307 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
5308 Don't go into cfglayout mode.
5309 (rtl_loop_done): Don't go out of cfglayout mode.
5310 * cfglayout.c (relink_block_chain): New function, split out from...
5311 (fixup_reorder_chain): ...here. Remove redundant checking.
5312 (cfg_layout_finalize): Don't clear the header, footer, and aux
5313 fields here, move the code to do so to relink_block_chain. Likewise
5314 for free_original_copy_tables.
5315 * rtl.h (tracer): Update prototype.
5316 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
5317 Assert we are in cfglayout mode. Don't go into and out of cfglayout
5318 mode. Use relink_block_chain to serialize the CFG according to the
5319 new basic block order. Move targetm.cannot_modify_jumps_p check from
5321 (gate_handle_reorder_blocks): ...to here.
5322 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
5324 (gate_duplicate_computed_gotos): ...to here.
5325 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
5326 something always changes when going into and out of cfglayout mode.
5327 Perform an expensive cfg cleanup while going into cfglayout mode.
5328 Always update liveness information on HAVE_conditional_execution
5329 targets. Reserialize the basic blocks and go out of cfglayout mode.
5330 * reg-stack.c: Include cfglayout.h.
5331 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
5332 the call to reorder_basic_blocks.
5333 * basic-block.h (reorder_basic_blocks): Update prototype.
5334 (relink_block_chain): New prototype.
5335 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
5337 2007-03-23 Joseph Myers <joseph@codesourcery.com>
5339 * config/mips/mips.md (type, hazard, *movdi_32bit,
5340 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
5341 *movhi_internal, *movqi_internal, *movsf_hardfloat,
5342 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
5343 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
5344 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
5346 (movcc): Change first xfer to multi.
5347 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
5348 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
5349 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
5350 config/mips/generic.md: Change reservations using "xfer" to use
5352 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
5353 using match_operand.
5354 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
5355 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
5357 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
5359 2007-03-22 Richard Henderson <rth@redhat.com>
5361 * config/i386/i386.c: Remove unnecessary function declarations.
5362 Move targetm definition, and all related macros, to the end of
5363 the file. Resort some functions to put definitions before uses.
5364 (ix86_attribute_table): Make static. Move to end of file.
5365 (ix86_gimplify_va_arg): Make static.
5367 2007-03-22 Richard Henderson <rth@redhat.com>
5369 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
5370 don't increase local_regparm with force_align_arg_pointer check.
5371 (ix86_function_sseregparm): Assert 32-bit.
5372 (type_has_variadic_args_p): New.
5373 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
5374 type_has_variadic_args_p.
5375 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
5376 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
5377 use memset instead. Do maybe_vaarg check first; skip attribute
5378 tests if true; skip attribute tests for 64-bit.
5379 (construct_container): Remove TARGET_DEBUG_ARG.
5380 (function_arg_advance_32, function_arg_advance_64): Split out ...
5381 (function_arg_advance): ... from here.
5382 (function_arg_32, function_arg_64): Split out ...
5383 (function_arg): ... from here.
5384 (ix86_pass_by_reference): Tidy.
5385 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
5386 (function_value_32): New, from parts of ix86_function_value
5387 and ix86_value_regno.
5388 (function_value_64): New, from parts of ix86_function_value
5389 and ix86_libcall_value.
5390 (ix86_function_value_1): New.
5391 (ix86_function_value, ix86_libcall_value): Use it.
5392 (return_in_memory_32, return_in_memory_64): Split out ...
5393 (ix86_return_in_memory): ... from here.
5394 (ix86_struct_value_rtx): Skip for 64-bit.
5395 (ix86_libcall_value, ix86_value_regno): Remove.
5396 (setup_incoming_varargs_64): Split out ...
5397 (ix86_setup_incoming_varargs): ... from here.
5398 (ix86_va_start): Remove TARGET_DEBUG_ARG.
5399 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
5400 * config/i386/i386-protos.h (ix86_function_value): Remove.
5401 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
5403 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5406 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
5407 infinities not supported, otherwise emit warning if -Woverflow. On
5408 underflow, emit warning if -Woverflow.
5409 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
5411 * real.h (real_from_string): Update declaration
5413 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
5414 Richard Henderson <rth@redhat.com>
5416 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
5417 * calls.c (compute_argument_block_size, expand_call,
5418 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
5419 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
5420 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
5421 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
5422 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
5423 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
5424 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
5425 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
5428 2007-03-22 Joseph Myers <joseph@codesourcery.com>
5430 * c-incpath.c (add_sysroot_to_chain): New.
5431 (merge_include_chains): Add sysroot argument. Call
5432 add_sysroot_to_chain if sysrooted.
5433 (register_include_chains): Update call to merge_include_chains.
5434 * doc/cppopts.texi: Document use of '=' in include directory
5437 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
5439 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
5440 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
5441 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
5442 insn pattern using X87MODEF12 mode macro.
5444 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
5446 * regmove.c (regmove_optimize): Use reg_mentioned_p
5447 instead of reg_overlap_mentioned_p for DST.
5449 2007-03-21 Mike Stump <mrs@apple.com>
5451 * c.opt: Fixup for Objective-C/C++.
5453 2007-03-21 Steve Ellcey <sje@cup.hp.com>
5455 * explow.c (convert_memory_address): Fold memory reference when
5456 POINTERS_EXTEND_UNSIGNED < 0
5458 2007-03-21 Richard Henderson <rth@redhat.com>
5461 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
5462 * config/i386/mmintrin.h (__m64): Likewise.
5463 * config/i386/xmmintrin.h (__m128): Likewise.
5465 2007-03-21 Richard Sandiford <richard@codesourcery.com>
5467 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
5468 (VXWORKS_OS_CPP_BUILTINS): Define.
5469 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
5470 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
5472 2007-03-21 Richard Sandiford <richard@codesourcery.com>
5474 * rtl.h (constant_pool_reference_p): Delete.
5475 (find_constant_src): Declare.
5476 * rtlanal.c (find_constant_src): New function.
5477 * simplify-rtx.c (constant_pool_reference_p): Delete.
5478 * config/i386/i386.md: Use find_constant_src instead of
5479 constant_pool_reference_p/avoid_constant_pool_reference pairs.
5481 2007-03-21 Richard Sandiford <richard@codesourcery.com>
5483 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
5484 * c-cppbuiltin.c (c_cpp_builtins): Define them.
5486 2007-03-20 Mark Mitchell <mark@codesourcery.com>
5488 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
5489 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
5490 (arm_elf_asm_constructor): Use it.
5491 (arm_elf_asm_destructor): New function.
5493 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
5495 * jump.c (mark_jump_label): Treat SEQUENCE specially.
5497 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
5499 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
5501 2007-03-19 Andrew Haley <aph@redhat.com>
5503 PR tree-optimization/31264
5504 * tree-vrp.c (register_edge_assert_for_1): Don't look though
5507 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
5509 PR rtl-optimization/30907
5510 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
5511 (fwprop_init): Always call loop_optimizer_initialize.
5512 (fwprop_done): Always call loop_optimizer_finalize.
5513 (fwprop): We always have loop info now.
5514 (gate_fwprop_addr): Remove.
5515 (pass_fwprop_addr): Use gate_fwprop as gate.
5517 PR rtl-optimization/30841
5518 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
5519 df_chain_alloc): Call df_reorganize_refs unconditionally.
5520 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
5521 refs_organized to refs_organized_size.
5522 (df_ref_create_structure): Use refs_organized_size instead of
5523 bitmap_size if refs had been organized, and keep refs_organized_size
5525 * df.h (struct df_ref_info): Change refs_organized to
5526 refs_organized_size.
5527 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
5530 2007-03-19 Mark Mitchell <mark@codesourcery.com>
5532 * except.c (output_function_exception_table): Do not reference the
5533 EH personality routine for functions that do not require an
5536 2007-03-20 Jakub Jelinek <jakub@redhat.com>
5539 * c-typeck.c (convert_for_assignment): Call comptypes for
5540 RECORD_TYPE or UNION_TYPE.
5543 * reload1.c (reload): Do invalid ASM checking after
5544 cleanup_subreg_operands.
5546 2007-03-19 Jeff Law <law@redhat.com>
5548 * tree-cfg.c (find_taken_edge): Tighten conditions for
5549 optimizing computed gotos.
5551 2007-03-19 Michael Matz <matz@suse.de>
5553 * builtins.c (expand_builtin_sync_operation,
5554 expand_builtin_compare_and_swap,
5555 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
5558 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
5559 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
5562 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5564 * doc/tm.texi: Add brackets around the return type of
5565 TARGET_SECONDARY_RELOAD.
5567 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5568 Richard Guenther <rguenther@suse.de>
5570 PR tree-optimization/31254
5571 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
5572 Use handled_component_p () where appropriate. Continue
5573 propagating into the rhs if we propagated into an INDIRECT_REF
5576 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5578 * config/s390/s390.md (op_type attribute): RRR instruction type added.
5579 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
5580 (xde, xdee): Mode attributes adjusted to support DFP modes.
5581 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
5582 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
5583 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
5584 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
5585 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
5586 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
5587 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
5589 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
5590 "movsf"): Insn definitions removed.
5591 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
5592 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
5593 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
5595 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
5596 "reload_in<mode>", "reload_out<mode>"): Expander added.
5597 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
5600 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5602 * config/s390/s390.md: Only non-functional changes. Renamed
5603 FPR mode macro to BFP all over the file.
5605 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5607 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
5608 (op_type attribute): RRF instruction type added.
5609 (fT0): New mode attribute.
5610 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
5611 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
5612 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
5613 no secondary memory is needed when moving DFmode values between GPRs
5616 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5618 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
5619 inverted and documentation adjusted.
5620 ("mhard-dfp", "msoft-dfp"): New options.
5621 * config/s390/s390.c (s390_handle_arch_option): New architecture
5623 (override_options): Sanity checks for the new options added.
5624 * config.gcc: New architecture switch: z9-ec.
5625 * config/s390/s390.h (processor_flags): PF_DFP added.
5626 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
5627 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
5628 when the bit is NOT set so remove it from the defaults.
5630 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5632 * genemit.c (main): Print include statement for dfp.h.
5633 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
5636 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
5638 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
5640 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
5643 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
5646 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5648 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
5649 attr_length_call, output_call, output_indirect_call): Cleanup
5650 formatting of targetm calls.
5652 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
5654 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
5656 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5658 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
5659 reservation, bypass and anti-bypass descriptions for these instructions.
5660 Update move patterns.
5661 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
5664 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
5666 * tree-vect-transform.c (get_initial_def_for_induction): Replace
5667 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
5668 (get_initial_def_for_reduction): Likewise.
5670 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
5672 Fix PR tree-optimization/29922
5673 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
5674 (get_representative): Removed.
5675 (value_dies_in_block_x): Update for rvuse removal.
5676 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
5677 (compute_antic_aux): Handle when PHI nodes appear in
5678 non-single-successors.
5679 (dump_bitmap_of_names): Removed.
5680 (compute_antic_safe): Renamed and removed rvuse calculation.
5681 Calculate only antic safe.
5682 (insert_into_preds_of_block): Remove assert.
5683 (execute_pre): Update for renamed functions.
5684 (defer_or_phi_translate_block): New function.
5686 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
5688 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
5689 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
5691 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
5692 Follow spelling conventions.
5694 * tree-data-ref.h: Remove the prototype for analyze_array.
5696 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
5698 PR tree-optimization/31041
5699 * tree-vect-transform.c (get_initial_def_for_induction): Call
5700 force_gimple_operand.
5702 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
5704 * ipa-type-escape.c (look_for_casts) : Revert code to use
5705 handled_component_p due to ada test a-numaux.adb.
5707 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
5709 * final.c (final_scan_insn): Alter the condition of a
5710 conditional trap if we have nonstandard CC.
5712 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
5714 * configure.ac: Remove excess quoting from asm line 0 test.
5715 * configure: Rebuilt.
5717 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5719 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
5720 * c-common.c (convert_and_check): Move warning logic to...
5721 (warnings_for_convert_and_check): ...here. Define.
5722 * c-common.h (warnings_for_convert_and_check): Declare.
5724 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5726 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
5727 (output_call): Likewise.
5729 2007-03-16 Richard Sandiford <richard@codesourcery.com>
5731 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
5733 2007-03-16 Richard Sandiford <richard@codesourcery.com>
5735 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
5737 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
5739 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
5740 opteron, athlon-64 and athlon-fx processor_alias_table entries.
5742 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
5744 PR tree-optimization/31183
5745 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
5746 Use double_int instead of unsigned int for representing access_strides.
5747 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
5749 2007-03-16 Richard Guenther <rguenther@suse.de>
5751 PR tree-optimization/31146
5752 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
5753 to allow recursion of forward_propagate_addr_expr.
5754 (forward_propagate_addr_into_variable_array_index): Likewise.
5755 (forward_propagate_addr_expr): Likewise.
5756 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5757 (forward_propagate_addr_expr_1): Recurse on simple copies
5758 instead of propagating into them. Do so for useless conversions
5760 (forward_propagate_addr_expr): Clean up unused statements after
5763 2007-03-16 Richard Guenther <rguenther@suse.de>
5765 * builtins.c (expand_builtin_cexpi): Use the right argument
5766 for the expansion via cexp.
5768 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
5770 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
5771 * configure: Rebuilt.
5773 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
5776 * dwarf2out.c (force_type_die): Adjust comment.
5777 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
5779 2007-03-15 DJ Delorie <dj@redhat.com>
5781 * config/frv/predicates.md (minmax_operator): Don't check operands
5784 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
5786 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
5787 Update constant estimates of number of iterations.
5788 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
5789 argument renamed to "realistic".
5790 (compute_estimated_nb_iterations): Removed.
5791 (record_niter_bound): New function.
5792 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
5793 call record_nonwrapping_iv with upper = false.
5794 (infer_loop_bounds_from_signedness): Pass upper argument to
5795 record_nonwrapping_iv.
5796 (estimate_numbers_of_iterations_loop): Do not call
5797 compute_estimated_nb_iterations. Record estimate based on profile
5798 information. Initialize the constant estimates of number of
5800 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
5802 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
5803 number of iterations is too small.
5804 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
5805 (EST_NOT_AVAILABLE): Removed.
5806 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
5807 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
5810 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
5812 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
5813 Handle NE_EXPR guards.
5815 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5818 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
5819 Set also -pedantic-errors by default for the preprocessor unless
5820 -fpermissive is given.
5822 2007-03-15 Richard Guenther <rguenther@suse.de>
5826 * builtins.c (expand_builtin_cexpi): As a fallback if we
5827 don't have builtins for sincos or cexp create a function
5828 declaration for cexp and expand to a call to that.
5829 (expand_builtin_int_roundingfn): Always fall
5830 back to floor/ceil and its variants even if they may be
5833 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
5836 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
5837 jump tables, move the call to delete_dead_jumptables from here...
5838 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
5839 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
5840 don't allow merging of blocks that try_redirect_by_replacing_jump
5841 also does not handle when not optimizing.
5843 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
5844 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5846 * config/i386/i386.md (x86_sahf_1): Correctly handle
5849 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
5852 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
5853 x86_64_general_operand as operand[2] predicate. Remove "iF"
5854 from operand constraints and use "e" constraint instead.
5855 (*subti3_1, *subti3_1 splitter): Ditto.
5856 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
5857 operand[1] predicate.
5859 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
5861 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
5862 arrays, multiply the access strides by the size of the sub-array.
5863 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
5865 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
5867 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
5868 the configured assembler supports the sahf mnemonic.
5869 * configure: Regenerate.
5870 * config.in: Regenerate.
5872 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
5873 emit "sahf" or ".byte\t0x9e" as asm template.
5875 2007-03-14 Michael Meissner <michael.meissner@amd.com>
5878 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
5879 option to replace hard coded TARGET_xxx in md file.
5880 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
5881 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
5882 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
5883 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
5884 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
5885 (X86_TUNE_NOT_VECTORMODE): Ditto.
5886 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
5887 (TUNE_AVOID_VECTOR_DECODE): Ditto.
5888 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
5889 (TUNE_SLOW_IMUL_IMM8): Ditto.
5890 (TUNE_MOVE_M1_VIA_OR): Ditto.
5891 (TUNE_NOT_UNPAIRABLE): Ditto.
5892 (TUNE_NOT_VECTORMODE): Ditto.
5894 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
5897 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
5898 tuning options instead of hard coded TARGET_xxx.
5899 (fix ssemode peephole2's): Ditto.
5900 (imul peephole2's): Ditto.
5902 (movdi_or_rex64): Ditto.
5903 (move peephole2): Ditto.
5904 (not peephole2's): Ditto.
5906 2007-03-14 Dirk Mueller <dmueller@suse.de>
5908 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
5909 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
5910 * c-parser.c (c_parser_if_body): Always add an empty statement in case
5912 * c-parser.c (c_parser_do_statement): Warn about empty body in
5914 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
5915 * doc/invoke.texi (-Wempty-body): Update documentation.
5917 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5920 * c-common.h (warn_for_div_by_zero): Declare.
5921 * c-common.c (warn_for_div_by_zero): Define.
5922 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
5925 2007-03-14 Richard Sandiford <richard@codesourcery.com>
5927 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
5928 to PREFIX and STANDARD_PREFIX.
5930 2007-03-14 Richard Sandiford <richard@codesourcery.com>
5931 Phil Edwards <phil@codesourcery.com>
5933 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
5934 (__gthread_once_t): Remove busy field for RTPs.
5935 (__GTHREAD_ONCE_INIT): Update accordingly.
5937 2007-03-14 Richard Sandiford <richard@codesourcery.com>
5939 * doc/invoke.texi: Document VxWorks options.
5941 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
5943 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
5945 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
5947 PR tree-optimization/30590
5948 * tree-nrv.c (tree_nrv): Check for the partial update of the
5951 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
5953 * flags.h (flag_random_seed): Remove declaration, in favor of...
5954 * toplev.h (get_random_seed, set_random_seed): ... these.
5955 * tree.c (get_file_function_name): Use the former.
5956 * opts.c (common_handle_option): Use the latter.
5959 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
5962 * cse.c (cse_find_path): Do not bail out if a basic block that
5963 we already visited now becomes part of a path that starts at a
5964 different basic block. Just disallow this, to make sure we
5965 visit each basic block at most once.
5967 2007-03-13 Jan Hubicka <jh@suse.cz>
5969 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
5970 when profile esitmate is present, calls with very low frequency are
5973 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
5975 PR tree-optimization/30730
5976 PR tree-optimization/26900
5977 * tree-ssa-loop-niter.c: Include gmp.h.
5979 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
5980 split_to_var_and_offset, determine_value_range,
5981 bound_difference_of_offsetted_base, refine_bounds_using_guard,
5982 bound_difference, bounds_add, bounds_negate,
5983 number_of_iterations_ne_max, dump_affine_iv): New functions.
5984 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
5985 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
5986 difference of initial and final value of control iv to validate
5988 (number_of_iterations_cond): Add loop parameter. Determine bounds
5989 on the difference of the extremes of the control iv. Add dumps.
5990 (expand_simple_operations): Handle phi nodes.
5991 (simplify_using_initial_conditions): Do not record used conditions.
5992 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
5993 Do not set additional_info.
5994 (implies_nonnegative_p, implies_ge_p): Removed.
5995 (derive_constant_upper_bound): Do not use parameter `additional'.
5996 (record_estimate): Parameter `additional' removed. Parameter
5997 `i_bound' added. Do not call derive_constant_upper_bound.
5998 (record_nonwrapping_iv): Use derive_constant_upper_bound to
5999 bound the number of iterations estimate.
6000 (estimate_numbers_of_iterations_loop): Pass the estimate from
6001 the number of iterations analysis to record_estimate.
6002 * tree.h (multiple_of_p): Declare.
6003 * tree-scalar-evolution.c (expression_expensive_p): Removed.
6004 (scev_const_prop): Do not check expression_expensive_p.
6005 * fold-const.c (multiple_of_p): Exported.
6006 * double-int.c (double_int_mask): Exported.
6007 * double-int.h (double_int_mask): Declare.
6008 * tree-flow.h (struct tree_niter_desc): Removed additional_info
6009 field. Added max field.
6011 2007-03-13 David Taylor <taylor@candd.org>
6014 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
6017 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6020 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
6021 two unamed patterns.
6023 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
6025 * config/i386/i386.opt (mcx16, msahf): New options.
6026 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
6027 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
6029 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
6030 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
6031 Output -mcx16 and -msahf options when corresponding bit is set.
6033 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
6036 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
6038 * configure.ac: Test for assembler tolerance to # 0 "".
6039 * configure, config.in: Rebuilt.
6040 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
6042 2007-03-13 Geoffrey Keating <geoffk@apple.com>
6044 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
6046 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
6047 (handle_syscall): Handle direct system calls.
6048 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
6050 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
6052 * doc/invoke.texi: Fix cpp.info cross-reference.
6053 * doc/passes.texi: Fix gcc.info cross-reference.
6055 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
6057 PR tree-optimization/30835
6058 * lambda-code.c (can_convert_to_perfect_nest): Check whether
6059 bb_for_stmt is not NULL before accessing it.
6061 2007-03-12 Joseph Myers <joseph@codesourcery.com>
6063 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
6066 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
6069 * doc/install.texi: Document --enable-stage1-languages
6071 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
6073 * tree-pass.h (pass_into_cfg_layout_mode,
6074 pass_outof_cfg_layout_mode): Declare.
6075 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
6076 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
6077 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
6078 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
6080 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
6082 * c-decl.c (warn_variable_length_array): New function.
6083 Refactored from grokdeclarator to handle warn_vla
6084 and handle unnamed array case.
6085 (grokdeclarator): Refactored VLA warning case.
6086 * c.opt (Wvla): New flag.
6087 * doc/invoke.texi (Wvla): New warning.
6089 2007-03-12 Richard Henderson <rth@redhat.com>
6091 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
6092 (TARGET_SECTION_TYPE_FLAGS): New.
6094 2007-03-12 Richard Henderson <rth@redhat.com>
6096 * config/darwin.c (machopic_reloc_rw_mask): New.
6097 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
6098 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
6100 2007-03-12 Mark Mitchell <mark@codesourcery.com>
6102 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
6103 * cppdefault.h (cpp_PREFIX): Document.
6104 (cpp_PREFIX_len): Likewise.
6105 (cpp_EXEC_PREFIX): New variable.
6106 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
6107 * c-incpath.c (add_standard_paths): Correct logic for relocating
6108 paths within prefix.
6110 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
6112 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
6113 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
6115 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
6116 fix_truncdfdi_sse using SSEMODEF mode macro.
6117 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
6118 fix_truncdfsi_sse using SSEMODEF mode macro.
6119 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
6120 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
6122 2007-03-12 Richard Sandiford <richard@codesourcery.com>
6124 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
6127 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
6129 * tree.h : Add multiple_of_p declaration.
6130 * fold-const.c (multiple_of_p): Make multiple_of_p public.
6131 * ipa-type-escape.c (results_of_malloc): Redundant.
6132 (visited_stmts): New. Visited stmt for walk_use_def_chains.
6133 (cast_type): Extended with new members.
6134 (check_cast): Returns cast_type.
6135 (cast): New structure for data of walk_use_def_chains.
6136 (is_malloc_result, is_cast_from_non_pointer_1,
6137 is_cast_from_non_pointer,
6138 is_array_access_through_pointer_and_index): New functions.
6139 (look_for_casts): Returns cast types.
6140 (check_call): Returns void.
6141 (okay_pointer_operation): Use support of pointer plus index,
6142 pointer plus constant and allow all multiplications.
6144 2007-03-11 Richard Guenther <rguenther@suse.de>
6146 PR tree-optimization/31115
6147 * tree-vrp.c (extract_range_from_binary_expr): Make sure
6148 the shift count is positive and non-anti-range for RSHIFT_EXPR.
6149 A shift count of zero is not special as with *_DIV_EXPR.
6150 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
6153 2007-03-11 Ian Lance Taylor <iant@google.com>
6155 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
6156 the *_DIV_EXPR codes correctly with overflow infinities.
6158 2007-03-11 Ira Rosen <irar@il.ibm.com>
6160 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
6161 indicate success/failure of the analysis. Add negation to subtrahend
6162 in case of subtraction. Fail if both operands contain constants.
6163 (create_data_ref): Fail if analyze_offset fails.
6165 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
6167 * config/i386/i386.md (frndintxf2): Rename to ...
6168 (rintxf2): ... this. Remove expander having same name.
6169 (rintsf2, rintdf2): Implement using SSEMODEF macro.
6170 (roundsf2, rounddf2): Ditto.
6171 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
6172 (lround<mode>di2, lround<mode>si2): Ditto.
6174 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
6176 * lower-subreg.c: Include except.h.
6177 (decompose_multiword_subregs): Verify that the only control flow
6178 insns we can split are loads to multi-words pseudos.
6179 Handle breaking such blocks after splitting, instead of calling
6180 find_many_sub_basic_blocks.
6182 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
6183 on the new basic block. Add a lengthy comment explaining why we
6184 thought this was necessary.
6185 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
6187 2007-03-10 Mark Mitchell <mark@codesourcery.com>
6190 * tree.c (walk_type_fields): Recurse into the element type of
6191 ARRAY_TYPEs if there is a pointer set.
6193 2007-03-10 Dirk Mueller <dmueller@suse.de>
6195 * c-common.c (warn_logical_operator): Fix condition.
6197 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
6199 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
6201 * config/darwin.c (machopic_select_section): Remove superfluous
6202 argument in call to categorize_decl_for_section. Remove unused
6205 2007-03-10 Joseph Myers <joseph@codesourcery.com>
6207 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
6209 * configure: Regenerate.
6211 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
6214 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
6215 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
6216 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
6217 Add LABEL_NUSES to emitted label.
6218 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
6219 branch probability value to emitted jump insn.
6220 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
6221 Do not check life information and do not re-arrange input operands
6222 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
6224 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
6226 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
6227 the change of decode_asm_operands.
6229 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
6231 * mode-switching.c (create_pre_exit): Skip blockage insn.
6233 2007-03-09 Diego Novillo <dnovillo@redhat.com>
6235 * tree-pass.h (TODO_update_smt_usage): Remove.
6237 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
6241 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6243 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
6244 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
6245 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
6248 2007-03-09 Geoffrey Keating <geoffk@apple.com>
6250 * gcc.c: Document %{, in big comment at top.
6251 (input_suffix_matches): Remove special handling for .s and
6253 (input_spec_matches): New.
6254 (handle_braces): Handle %{,.
6255 (validate_switches): ',' indicates a value which is not a switch.
6256 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
6257 to detect assembler input.
6258 * config/i386/sol2.h (CPP_SPEC): Likewise.
6259 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
6260 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
6261 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
6262 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
6263 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
6264 -m64 causes deployment target to default to 10.5.
6265 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
6267 2007-03-09 Richard Henderson <rth@redhat.com>
6270 * target.h (targetm.asm.out.reloc_rw_mask): New.
6271 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
6272 (TARGET_ASM_OUT): Use it.
6273 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
6274 * varasm.c (categorize_decl_for_section): Remove shlib argument;
6275 use the new reloc_rw_mask target hook instead.
6276 (default_section_type_flags_1): Merge into...
6277 (default_section_type_flags): ... here.
6278 (decl_readonly_section_1): Merge into...
6279 (decl_readonly_section): ... here.
6280 (default_elf_select_section_1): Merge into...
6281 (default_elf_select_section): ... here.
6282 (default_unique_section_1): Merge into...
6283 (default_unique_section): ... here.
6284 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
6285 (default_select_rtx_section): Use it.
6286 (default_elf_select_rtx_section): Likewise.
6287 * output.h: Update to match.
6288 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
6289 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
6290 (TARGET_ASM_RELOC_RW_MASK): New.
6291 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
6292 to categorize_decl_for_section.
6293 (x86_64_elf_unique_section): Likewise.
6294 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
6295 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
6296 (TARGET_ASM_RELOC_RW_MASK): New.
6297 * config/ia64/ia64.c (ia64_rwreloc_select_section,
6298 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
6299 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
6300 (TARGET_RWRELOC): Remove.
6301 (ia64_section_type_flags): Adjust call to default_section_type_flags.
6302 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
6303 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
6304 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
6305 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
6306 (rs6000_xcoff_select_section): Use decl_readonly_section.
6307 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
6308 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
6309 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
6310 (TARGET_SECTION_TYPE_FLAGS): Remove.
6311 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
6313 2007-03-09 Roger Sayle <roger@eyesopen.com>
6315 * fold-const.c (fold_comparison): Remove compile-time evaluation of
6316 complex constant equality/inequality comparisons for here.
6317 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
6318 known at compile-time or can be simplified to a scalar comparison.
6319 (fold_relational_const): Move compile-time evaluation of complex
6320 constant equality/inequality comparisons to here.
6322 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
6324 PR rtl-optimization/30643
6325 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
6327 (fold_rtx): Recurse, like before 2006-11-03.
6329 2007-03-09 DJ Delorie <dj@redhat.com>
6331 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
6334 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
6336 PR tree-optimization/30375
6337 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
6338 LHS of statements is not the same.
6339 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
6341 2007-03-09 Chao-ying Fu <fu@mips.com>
6343 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
6345 * doc/invoke.texi (-mdspr2): Document new option.
6346 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
6347 New unspec for DSP REV 2.
6348 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
6349 these instructions are extended in DSP REV 2.
6350 (mips-dspr2.md): Include.
6351 * config/mips/mips.opt (mdspr2): New option.
6352 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
6353 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
6354 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
6355 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
6356 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
6357 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
6358 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
6360 (bdesc_map): Add one field of unsupported_target_flags.
6361 (bdesc_arrays): Update entries to have extra fields. Add
6363 (mips_init_builtins): Initialize new function types.
6364 Check unsupported_target_fileds to filter out builtins.
6365 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
6367 (ASM_SPEC): Pass mdspr2 to the assembler.
6368 * config/mips/mips-dspr2.md: New file.
6370 2007-03-09 Sa Liu <saliu@de.ibm.com>
6372 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
6374 2007-03-09 Ian Lance Taylor <iant@google.com>
6376 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
6377 argument) like -Wstrict-overflow=2.
6378 * doc/invoke.texi (Warning Options): Update documentation.
6380 2007-03-09 Dirk Mueller <dmueller@suse.de>
6383 * doc/invoke.texi (-Wlogical-op): Document.
6384 * common.opt (-Wlogical-op): New.
6385 * c-common.h (warn_logical_operator): Declare.
6386 * c-common.c (warn_logical_operator): Define.
6387 * c-typeck.c (parser_build_binary_op): Call
6388 warn_logical_operator.
6390 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
6392 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
6393 * final.c (final_scan_insn): Test for non-"" file name.
6395 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
6397 * doc/loop.texi: Document the Omega linear constraints solver.
6398 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
6399 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
6400 omega-hash-table-size, omega-max-keys, and
6401 omega-eliminate-redundant-constraints.
6402 * tree-pass.h (pass_check_data_deps): Declared.
6405 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
6406 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
6407 pass_check_data_deps): New.
6408 * tree-data-ref.c (init_data_ref): Remove declaration.
6409 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
6410 (analyze_array): Renamed init_array_ref, move up initializations.
6411 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
6412 Removed arguments that are set to NULL.
6413 (analyze_indirect_ref): Correct indentation, correct call to
6415 (object_analysis): Call init_array_ref instead of analyze_array.
6416 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
6417 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
6418 of DR_ACCESS_FNS_ADDR.
6419 (init_omega_eq_with_af, omega_extract_distance_vectors,
6420 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
6421 ddr_consistent_p): New.
6422 (compute_affine_dependence): Check consistency of ddrs when
6423 flag_check_data_deps is passed.
6424 (analyze_all_data_dependences): Uncomment.
6425 (tree_check_data_deps): New.
6426 * tree-data-ref.h: Include omega.h.
6427 (DR_ACCESS_FNS_ADDR): Removed.
6428 (data_dependence_relation): Add inner_loop.
6429 (DDR_INNER_LOOP): New.
6430 * common.opt (fcheck-data-deps): New.
6431 * tree-flow.h (tree_check_data_deps): Declare.
6432 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
6433 (OBJS-common): Depend on omega.o.
6435 * passes.c (pass_check_data_deps): Scheduled.
6436 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
6437 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
6438 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
6439 PARAM_VECT_MAX_VERSION_CHECKS,
6440 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
6442 2007-03-09 Richard Guenther <rguenther@suse.de>
6444 PR tree-optimization/30904
6446 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
6447 the same way as *_DIV_EXPR.
6449 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
6451 * recog.c (decode_asm_operands): No mixed declarations and code.
6453 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
6455 * rtl.def (ASM_INPUT): Add location.
6456 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
6457 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
6458 (decode_asm_operands): Add loc operand.
6459 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
6460 * stmt.c (expand_asm): Rename to...
6461 (expand_asm_loc): ... this. Add locus argument. Pass it on to
6462 gen_rtx_ASM_INPUT_loc.
6463 (expand_asm_expr): Adjust.
6464 * recog.c (decode_asm_operands): Add loc operand.
6465 (check_asm_operands, extract_insn): Adjust.
6466 * reload1.c (maybe_fix_stack_asms): Likewise.
6467 * final.c (asm_insn_count): Likewise.
6468 (final_scan_insn): Output # line before and after asm.
6470 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
6472 * tree-ssa-structalias.c (variable_info): Remove
6474 (new_var_info): Ditto.
6475 (shared_bitmap_info_t): New structure.
6476 (shared_bitmap_table): New variable.
6477 (shared_bitmap_hash): New function.
6478 (shared_bitmap_eq): Ditto
6479 (shared_bitmap_lookup): Ditto.
6480 (shared_bitmap_add): Ditto.
6481 (merge_smts_into): Change to take bitmap directly.
6482 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
6483 (init_alias_vars): Init shared bitmap hashtable.
6484 (delete_points_to_sets): Delete shared bitmap hashtable.
6485 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
6486 is_aliased removal as a change that was still necessary was
6489 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
6491 * config/i386/i386.h (override_options): Conditionally disable
6492 x86_sahf for 64bit targets only.
6494 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6497 * c-decl.c (merge_decls): Don't call make_var_volatile.
6498 * varasm.c (make_var_volatile): Remove.
6499 * output.h (make_var_volatile): Remove.
6501 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
6503 PR tree-optimization/31085
6504 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
6506 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6508 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
6509 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
6510 ATTR_CONST_NOTHROW_LIST.
6512 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
6515 2007-03-08 Diego Novillo <dnovillo@redhat.com>
6517 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
6519 2007-03-08 Geoffrey Keating <geoffk@apple.com>
6522 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
6524 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
6525 passed, use shared libgcc.
6527 2007-03-08 Roger Sayle <roger@eyesopen.com>
6529 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
6530 instead of calling build2 with a GIMPLE_MODIFY_STMT.
6531 (honor_protect_cleanup_actions, lower_try_finally_switch):
6533 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
6534 ifc_temp_var): Likewise.
6535 * tree-inline.c (setup_one_parameter): Likewise.
6536 * tree-mudflap.c (mf_decl_cache_locals,
6537 mf_build_check_statement_for): Likewise.
6538 * tree-nested.c (init_tmp_var, save_tmp_var,
6539 finalize_nesting_tree_1): Likewise.
6540 * tree-outof-ssa.c (insert_copy_on_edge,
6541 insert_backedge_copies): Likewise.
6542 * tree-profile.c (tree_gen_edge_profiler,
6543 tree_gen_ic_profiler): Likewise.
6544 * tree-scalar-evolution.c (scev_const_prop): Likewise.
6545 * tree-sra.c (sra_build_assignment): Likewise.
6546 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
6547 * tree-ssa-math-opts.c (insert_reciprocals,
6548 execute_cse_sincos_1): Likewise.
6549 * tree-tailcall.c (adjust_accumulator_values,
6550 adjust_return_value): Likewise.
6551 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
6552 * tree-vect-transform.c (vect_create_data_ref_ptr,
6553 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
6554 vect_create_epilog_for_reduction, vectorizable_reduction,
6555 vectorizable_call, vectorizable_conversion,
6556 vectorizable_assignment, vectorizable_operation,
6557 vectorizable_type_demotion, vect_gen_widened_results_half,
6558 vect_permute_store_chain, vectorizable_store,
6559 vect_setup_realignment, vect_permute_load_chain,
6560 vectorizable_load, vectorizable_condition,
6561 vect_create_cond_for_align_checks): Likewise.
6562 * tree-vrp.c (build_assert_expr_for): Likewise.
6564 2007-03-08 Ian Lance Taylor <iant@google.com>
6566 * tree-vrp.c: Include "intl.h".
6567 (usable_range_p): New static function.
6568 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
6569 overflowed values, juts set *strict_overflow_p.
6570 (compare_values): Only return -2 if one of the operands is not a
6572 (compare_ranges): Call usable_range_p.
6573 (compare_range_with_value): Likewise.
6574 (vrp_evaluate_conditional_warnv): Rename from
6575 vrp_evaluate_conditional. Make static. Change all callers.
6576 (vrp_evaluate_conditional): New function.
6577 (simplify_div_or_mod_using_ranges): Issue warning about reliance
6579 (simplify_abs_using_ranges): Likewise.
6580 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
6581 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
6582 within_stmt parameter.
6583 * tree-ssa-propagate.c (fold_predicate_in): Update call to
6584 vrp_evaluate_conditional.
6585 * tree-ssa-threadedge.c
6586 (record_temporary_equivalences_from_stmts_at_dest): Change
6587 simplify parameter to take a second tree parameter.
6588 (simplify_control_stmt_condition): Likewise.
6589 (thread_across_edge): Likewise.
6590 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
6591 (thread_across_edge): Likewise.
6592 * Makefile.in (tree-vrp.o): Depend upon intl.h.
6594 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
6596 * config/i386/i386.h (TARGET_SAHF): New define.
6597 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
6598 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
6599 (x86_sahf): New global variable.
6600 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
6601 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
6602 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
6603 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
6605 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
6606 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
6607 when expanding fcomi/sahf based tests.
6608 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
6609 expanding sahf based alternative. Emit sahf based sequence when
6610 optimizing for code size.
6611 * config/i386/i386.md (x86_sahf_1): Do not disable for
6612 TARGET_64BIT, enable for TARGET_SAHF.
6614 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
6616 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
6617 spurious whitespace from error message.
6619 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
6622 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
6624 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
6626 * c-decl.c (grokdeclarator): Disable warnings for anonymous
6628 * tree-sra.c (instantiate_element): Propagate disabled warnings
6629 from the element itself to the created variable.
6631 2007-03-07 Richard Henderson <rth@redhat.com>
6634 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
6635 silently fix up the stack in the case of a missing register.
6637 2007-03-07 Paul Brook <paul@codesourcery.com>
6639 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
6641 2007-03-07 Joseph Myers <joseph@codesourcery.com>
6643 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
6645 (phase1_vrs): Use them.
6646 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
6647 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
6648 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
6649 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
6650 __gnu_Unwind_Restore_WMMXC if required.
6651 (_Unwind_VRS_Pop): Implement iWMMXt support.
6652 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
6653 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
6654 gnu_Unwind_Save_WMMXC): Define.
6656 2007-03-07 Richard Sandiford <richard@codesourcery.com>
6658 * config/vxworks.h (vxworks_override_options): Declare.
6659 (VXWORKS_OVERRIDE_OPTIONS): Use it.
6660 * config/vxworks.c: Include target.h and toplev.h.
6661 (vxworks_override_options): New function.
6662 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
6664 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
6666 * config/s390/s390.c (override_options): Don't emit an error when
6667 -mstack-size is used without providing -mstack-guard.
6668 (s390_emit_prologue): Choose stack_guard value automatically if not
6669 provided via command line.
6670 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
6672 2007-03-07 Richard Sandiford <richard@codesourcery.com>
6674 * config/i386/i386.c (output_set_got): Add a GOT initialization
6675 sequence for VxWorks PIC.
6676 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
6677 around labels as well as symbols. Use gotoff_operand instead
6678 of local_symbolic_operand.
6679 (legitimize_pic_address): Use gotoff_operand instead of
6680 local_symbolic_operand. Use @GOT accesses for labels as
6682 (ix86_output_addr_diff_elt): Use PC-relative rather than
6683 GP-relative offsets for VxWorks PIC.
6684 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
6685 no_new_pseudos. Check whether the returned register is op0.
6686 * config/i386/i386.md (tablejump): Use PC-relative rather than
6687 GP-relative offsets for VxWorks PIC.
6688 * config/i386/predicates.md (gotoff_operand): New predicate.
6690 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6692 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
6694 * config/vxworks-dummy.h: New file.
6695 * config/i386/i386.h: Include it.
6697 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
6699 * dwarf2out.c (is_inlined_entry_point): New
6700 (add_high_low_attributes): Emit DW_AT_entry_pc along with
6701 DW_AT_ranges if the first subblock is the entry point.
6703 2007-03-06 David Daney <ddaney@avtrex.com>
6705 * doc/install.texi (mips-*-*): Change recommended binutils
6708 2007-03-06 Anatoly Sokolov <aesok@post.ru>
6710 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
6711 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
6713 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6714 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6716 2007-03-06 Jan Hubicka <jh@suse.cz>
6718 * errors.h (warning, error, fatal, internal_error): Mark as cold.
6719 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
6721 (probably_cold_bb_p): Cold functions are cold.
6722 (probably_never_executed_bb_p): Cold functions are cold.
6723 (tree_bb_level_predictions): Predict calls to cold functions as not
6725 (compute_function_frequency): Check hot/cold attributes.
6726 * function.h (function_frequency): Update comments.
6727 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
6728 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
6729 (c_common_att): Add cold and hot.
6731 * doc/extend.texi (hot,cold attributes): Document.
6733 2007-03-06 Andrew Haley <aph@redhat.com>
6735 * function.c (expand_function_end): Move blockage to just after we
6736 emit the label for the naked return from the function.
6738 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6740 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
6743 2007-03-06 Jan Hubicka <jh@suse.cz>
6745 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
6746 loaded for constant large models. Non-large 64bit PIC can do.
6747 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
6748 * cmodel.h: Add LARGE PIC.
6749 * i386.md (UNSPEC_PLTOFF): New.
6750 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
6752 (*call_1_rex64): Disable for large models.
6753 (*call_1_rex64_large): New.
6754 (*call_value_1_rex64): Disable for large models.
6755 (*call_value_1_rex64_large): New.
6756 (set_rip_rex4): New.
6757 (set_got_offset_rex64): New.
6758 * predicates.md (constant_call_address_operand): For large model
6759 constant calls are not possible.
6760 * i386-protos.h (construct_plt_address): Declare.
6761 * i386.c (override_options): Accept large models.
6762 (ix86_expand_prologue): Expand large PIC GOT pointer load.
6763 (legitimate_constant_p): Add new UNSPECs.
6764 (legitimate_pic_operand_p): Likewise.
6765 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
6766 (legitimize_pic_address): Do easy RIP relative way for TLS only for
6768 (output_pic_addr_const): Add PLTOFF.
6769 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
6770 (ix86_expand_move): Legitimize pic address when in PIC mode.
6771 (construct_plt_address): New function.
6772 (ix86_expand_call): Offload the address to register and use GOT pointer
6774 * invoke.texi (mcmodel=large): Update documentation.
6776 2007-03-06 Richard Henderson <rth@redhat.com>
6778 * config/i386/i386.c (x86_use_leave, x86_push_memory,
6779 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
6780 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
6781 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
6782 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
6783 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
6784 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
6785 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
6786 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
6787 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
6788 x86_partial_reg_dependency, x86_memory_mismatch_stall,
6789 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
6790 x86_sse_partial_reg_dependency, x86_sse_split_regs,
6791 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
6792 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
6793 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
6794 x86_schedule, x86_use_bt, x86_pad_returns,
6795 x86_use_xchgb): Merge into ...
6796 (ix86_tune_features): ... here. New array.
6797 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
6798 x86_bswap): Merge into ...
6799 (ix86_arch_features): ... here. New array.
6800 (x86_3dnow_a): Remove.
6801 (x86_accumulate_outgoing_args): Make static.
6802 (x86_arch_always_fancy_math_387): Make static.
6803 (ix86_tune_mask, ix86_arch_mask): Move ...
6804 (override_options): ... to local variables here. Apply the
6805 appropriate mask to each element of ix86_arch_features and
6806 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
6807 as were done in the old macros.
6808 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
6809 * config/i386/i386.h (x86_use_leave, x86_push_memory,
6810 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
6811 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
6812 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
6813 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
6814 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
6815 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
6816 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
6817 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
6818 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
6819 x86_partial_reg_dependency, x86_memory_mismatch_stall,
6820 x86_accumulate_outgoing_args, x86_prologue_using_move,
6821 x86_epilogue_using_move, x86_decompose_lea,
6822 x86_arch_always_fancy_math_387, x86_shift1,
6823 x86_sse_partial_reg_dependency, x86_sse_split_regs,
6824 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
6825 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
6826 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
6827 x86_use_incdec, x86_pad_returns, x86_bswap,
6828 x86_partial_flag_reg_stall): Remove.
6829 (enum ix86_tune_indices): New.
6830 (ix86_tune_features): New.
6831 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
6832 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
6833 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
6834 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
6835 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
6836 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
6837 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
6838 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
6839 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
6840 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
6841 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
6842 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
6843 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
6844 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
6845 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
6846 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
6847 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
6848 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
6849 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
6850 TARGET_EXT_80387_CONSTANTS): Use it.
6851 (enum ix86_arch_indices): New.
6852 (ix86_arch_features): New.
6853 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
6854 TARGET_BSWAP): Use it.
6855 (ix86_tune_mask, ix86_arch_mask): Remove.
6857 2007-03-06 Joseph Myers <joseph@codesourcery.com>
6860 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
6861 Define using $${sysroot_headers_suffix}.
6862 * configure: Regenerate.
6863 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
6864 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
6866 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
6867 * gcc.c (print_sysroot_headers_suffix): New.
6868 (option_map): Include --print-sysroot-headers-suffix.
6869 (display_help): Mention -print-sysroot-headers-suffix.
6870 (process_command): Handle -print-sysroot-headers-suffix.
6871 (do_spec_1): Append multilib directory to include-fixed path if
6872 sysroot suffixes in use.
6873 (main): Handle -print-sysroot-headers-suffix.
6874 * Makefile.in (start.encap): Don't depend on xlimits.h
6875 (xlimits.h): Remove.
6876 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
6877 limits.h for each multilib in fixinc_list.
6878 (fixinc_list, s-fixinc_list): New.
6879 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
6880 generate them for each multilib in fixinc_list.
6881 (stmp-fixproto): Use include-fixed. Run fixproto for each
6882 multilib in fixinc_list.
6883 (mostlyclean): Don't remove xlimits.h.
6884 (clean): Remove include-fixed.
6885 (real-install-headers-tar, real-install-headers-cpio,
6886 real-install-headers-cp): Don't copy include, only include-fixed.
6887 (install-mkheaders): Depend on fixinc_list. Don't depend on
6888 xlimits.h. Save limits.h files for each multilib in fixinc_list.
6889 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
6890 SYSTEM_HEADER_DIR setting in mkheaders.conf.
6892 2007-03-06 Jan Hubicka <jh@suse.cz>
6894 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
6897 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6899 * configure.ac: Allow tm_file to contain build-directory files.
6900 * configure: Regenerate.
6901 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
6902 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
6903 * config/m68k/print-sysroot-suffix.sh: New file.
6905 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6907 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
6908 of pic_offset_table_rtx if reload_completed.
6909 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
6910 PIC_OFFSET_TABLE_REGNUM.
6911 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
6913 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
6914 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
6916 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6918 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
6919 functions that call eh_return.
6921 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6923 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
6924 functions that need a constant pool.
6926 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6929 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
6930 (m68k_preferred_reload_class): Likewise.
6931 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
6932 (SECONDARY_RELOAD_CLASS): Define.
6933 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
6934 (LIMIT_RELOAD_CLASS): Delete.
6935 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
6936 registers from storing bytes.
6937 (m68k_secondary_reload_class): New function.
6938 (m68k_preferred_reload_class): Likewise.
6940 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6942 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
6944 (m68k_expand_prologue): Likewise.
6946 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6948 * config/m68k/m68k-protos.h (output_sibcall): Declare.
6949 (mips_expand_epilogue): Add a bool parameter.
6950 (m68k_legitimize_sibcall_address): Declare.
6951 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
6952 (m68k_expand_epilogue): Add a parameter to select between sibling
6953 and normal epilogues. Only generate a return for the latter.
6954 (m68k_ok_for_sibcall_p): New function.
6955 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
6956 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
6957 (sibcall_value, *sibcall_value): Likewise.
6958 (*call, *call_value): Require !SIBLING_CALL_P.
6959 (epilogue): Update call to m68k_expand_epilogue.
6960 (sibcall_epilogue): New pattern.
6961 * config/m68k/predicates.md (const_call_operand): Say that this
6962 predicate applies to sibling calls too.
6963 (sibcall_operand): New predicate.
6965 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6967 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
6968 alternatives as movsi_cf.
6969 (movsf_cf_hard): Add commentary.
6971 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
6972 Richard Sandiford <richard@codesourcery.com>
6974 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
6975 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
6976 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
6977 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
6978 as being live on exit from an interrupt function.
6979 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
6980 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
6981 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
6982 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
6983 (m68k_interrupt_function_p): Globalize.
6984 (m68k_compute_frame_layout): Remove reverse mask code.
6985 (m68k_emit_movem, m68k_set_frame_related): New functions.
6986 (m68k_output_function_prologue): Delete in favor of...
6987 (m68k_expand_prologue): ...this new function.
6988 (m68k_output_function_epilogue): Delete in favor of...
6989 (m68k_expand_epilogue): ...this new function.
6990 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
6992 (print_operand): Handle %?.
6993 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
6994 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
6995 (prologue, epilogue): New patterns.
6996 (return): Turn into a define_expand.
6997 (*return): New pattern, derived from old "return" pattern. Use rte
6998 rather than rts for interrupt functions. Only use rtd if the pop
7000 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
7001 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
7002 (link, *link, unlink, *unlink, load_got): Likewise.
7004 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7008 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
7009 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
7010 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
7011 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
7012 and m68k_matches_u_p.
7013 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
7014 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
7015 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
7016 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
7017 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
7018 (REG_STRICT_P): New macro.
7019 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
7020 PCREL_GENERAL_OPERAND_OK.
7021 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
7022 m68k_legitimate_base_reg_p.
7023 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
7024 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
7025 (PIC_CASE_VECTOR_ADDRESS): Update comment.
7026 * config/m68k/m68k.c (m68k_address): New structure.
7027 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
7028 (m68k_decompose_index, m68k_legitimate_constant_address_p)
7029 (m68k_jump_table_ref_p, m68k_decompose_address)
7030 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
7031 (m68k_matches_u_p): New functions.
7032 (print_operand_address): Rewrite to use m68k_decompose_index.
7034 2007-03-05 David Taylor <dtaylor@emc.com>
7036 * gcc.c: Correct copyright date in --version output.
7038 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7040 * pa.md: In unamed move patterns, disparge copies between general
7041 and floating point registers using '?' modifier. Don't include 'f'
7042 constraint for register preferences in DImode, SImode, HImode and
7043 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
7044 Remove constraints for copies between general and floating registers
7045 in soft-float DFmode pattern.
7046 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
7050 2007-03-05 Mike Stump <mrs@apple.com>
7052 * c-common.c (targetcm): Add.
7053 * c-opts.c (c_common_handle_option): Handle language specific
7055 * opts.c (handle_option): Verify language for target options, if
7057 * opth-gen.awk: Add CL_LANG_ALL.
7058 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
7059 (TARGETCM_INITIALIZER): Add.
7060 * target.h (struct gcc_targetcm): Add.
7062 * targhooks.c (default_handle_c_option): Add.
7063 * targhooks.h (default_handle_c_option): Add.
7064 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
7066 * config/darwin.opt (iframework): Add.
7067 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
7068 * config/darwin-c.c (handle_c_option): Add.
7069 (TARGET_HANDLE_C_OPTION): Add.
7071 * doc/invoke.texi (Darwin Options): Add -iframework.
7073 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7075 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
7078 2007-03-05 Ian Lance Taylor <iant@google.com>
7080 * c.opt (fgnu89-inline): New option.
7081 * c-opts.c (c_common_post_options): Set default value for
7083 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
7084 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
7086 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
7087 (grokdeclarator, start_function): Likewise.
7088 * c-cppbuiltin.c (c_cpp_builtins): Define either
7089 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
7090 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
7091 (C Dialect Options): Document -fgnu89-inline.
7092 * doc/extend.texi (Function Attributes): Explain what the
7093 gnu_inline attribute does.
7094 * doc/cpp.texi (Common Predefined Macros): Document
7095 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
7097 2007-03-05 Ian Lance Taylor <iant@google.com>
7099 PR tree-optimization/31034
7100 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
7101 half-range if the other side is an overflow infinity.
7103 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
7105 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
7106 (bfin*-linux-uclibc*): New configuration.
7107 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
7109 * config/bfin/linux.h: New file.
7110 * config/bfin/libgcc-bfin.ver: New file.
7111 * config/bfin/t-bfin-uclinux: New file.
7112 * config/bfin/t-bfin-linux: New file.
7113 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
7114 (TARGET_OS_CPP_BUILTINS): New macro.
7116 2007-03-05 Richard Guenther <rguenther@suse.de>
7118 * fold-const.c (fold_binary): Remove duplicate folding
7119 of comparison of non-null ADDR_EXPR against null.
7121 2007-03-05 Richard Guenther <rguenther@suse.de>
7122 Dorit Nuzman <dorit@il.ibm.com>
7124 PR tree-optimization/26420
7125 * tree-vectorizer.c (vectorize_loops): Bail out early if there
7126 are no loops in the function. Only print the number of
7127 vectorized loops if it is greater than zero or we are supposed
7128 to print information about unvectorized loops.
7130 2007-03-05 Revital Eres <eres@il.ibm.com>
7132 * gcc.dg/var-expand1.c: New test.
7133 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
7134 when an accumulator is expanded.
7136 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7139 * c-common.c (convert_and_check): Don't give warnings for
7140 conversion if 'expr' already overflowed.
7142 2007-03-04 Roger Sayle <roger@eyesopen.com>
7145 * fold-const.c (fold_comparison): Enforce type consistency when
7146 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
7148 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
7150 * tree-ssa-address.c (create_mem_ref): Do not put an expression
7151 containing a cast to the base of TARGET_MEM_REF.
7153 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
7155 * tree.c (tree_contains_struct_check_failed): Remove spurious
7156 whitespace from error message.
7158 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7161 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
7162 instead of precision.
7164 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
7165 Nathan Sidwell <nathan@codesourcery.com>
7167 * emit-rtl.c (find_auto_inc): New.
7168 (try_split): recreate REG_INC notes,
7169 Use regular for loops rather than whiles.
7171 2007-03-03 Andreas Schwab <schwab@suse.de>
7173 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
7174 * configure: Regenerate.
7176 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7178 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
7179 flag_rounding_math, not flag_unsafe_math_optimizations.
7181 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
7183 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
7184 alpha_fold_vector_minmax): Likewise.
7185 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7186 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
7188 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
7190 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
7191 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
7192 if the lhs has side-effects.
7193 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
7195 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
7197 * config/i386/i386.h (TUNEMASK): Remove define.
7198 (ARCHMASK): Remove define.
7199 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
7200 Use ix86_arch_mask variable instead of ARCHMASK.
7201 * config/i386/i386.c (override_options): Ditto.
7202 (standard_80387_constant_p): Ditto.
7204 2007-03-02 Ian Lance Taylor <iant@google.com>
7206 Used signed infinities in VRP.
7207 * tree-vrp.c (uses_overflow_infinity): New static function.
7208 (supports_overflow_infinity): New static function.
7209 (make_overflow_infinity): New static function.
7210 (negative_overflow_infinity): New static function.
7211 (positive_overflow_infinity): New static function.
7212 (is_negative_overflow_infinity): New static function.
7213 (is_positive_overflow_infinity): New static function.
7214 (is_overflow_infinity): New static function.
7215 (overflow_infinity_range_p): New static function.
7216 (compare_values_warnv): New function split out of compare_values.
7217 (compare_value): Call it.
7218 (set_value_range_to_nonnegative): Add overflow_infinity
7219 parameter. Change caller.
7220 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
7222 (vrp_expr_computes_nonzero): Likewise.
7223 (compare_ranges, compare_range_with_value): Likewise.
7224 (compare_name_with_value, compare_names): Likewise.
7225 (vrp_evaluate_conditional): Likewise.
7226 (set_value_range): Handle infinity
7227 (vrp_operand_equal_p, operand_less_p): Likewise.
7228 (extract_range_from_assert): Likewise.
7229 (vrp_int_const_binop): Likewise.
7230 (extract_range_from_binary_expr): Likewise.
7231 (extract_range_from_unary_expr): Likewise.
7232 (extract_range_from_comparison): Likewise.
7233 (extract_range_from_expr): Likewise.
7234 (dump_value_range): Likewise.
7235 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
7236 (test_for_singularity): Likewise.
7237 (vrp_int_const_binop): Remove inline qualifier.
7238 (adjust_range_with_scev): Add comment.
7239 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
7241 2007-03-02 Diego Novillo <dnovillo@redhat.com>
7243 * tree-ssa-structalias.c (could_have_pointers): Tidy.
7244 (get_constraint_for): Likewise.
7245 (do_structure_copy): Likewise.
7246 (find_func_aliases): Fix references to MODIFY_EXPR.
7247 (intra_create_variable_infos): Tidy.
7248 * tree-ssa-operands.c (add_virtual_operand): Add argument
7250 When adding members of alias sets, if IS_CALL_SITE is true and
7251 the symbol is not call-clobbered, skip it.
7254 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
7256 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
7257 entry by means of emit_insn_at_entry.
7259 2007-03-02 Richard Henderson <rth@redhat.com>
7261 * expr.h (promoted_input_arg): Remove decl.
7262 * function.c (promoted_input_arg): Merge into ...
7263 * combine.c (setup_incoming_promotions): ... only caller.
7264 Rearrange to avoid double loop.
7266 2007-03-02 Ben Elliston <bje@au.ibm.com>
7267 Peter Bergner <bergner@vnet.ibm.com>
7268 Janis Johnson <janis187@us.ibm.com>
7270 * config/rs6000/dfp.md: New file.
7271 * config/rs6000/rs6000.md: Include dfp.md.
7272 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
7273 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
7274 and TDmode decimal float modes in FP registers.
7275 (num_insns_constant): Likewise.
7276 (rs6000_legitimate_offset_address_p): Likewise.
7277 (rs6000_legitimize_address): Likewise.
7278 (rs6000_legitimize_reload_address): Likewise.
7279 (rs6000_legitimate_address): Likewise.
7280 (rs6000_emit_move): Likewise.
7281 (function_arg_boundary): Likewise.
7282 (function_arg_advance): Likewise.
7283 (rs6000_darwin64_record_arg_recurse): Likewise.
7284 (function_arg): Likewise.
7285 (rs6000_gimplify_va_arg): Likewise.
7286 (rs6000_split_multireg_move): Likewise.
7287 (rs6000_output_function_epilogue): Likewise.
7288 (rs6000_output_function_epilogue): Likewise.
7289 (rs6000_register_move_cost): Likewise.
7290 (rs6000_function_value): Likewise.
7291 (rs6000_libcall_value): Likewise.
7293 2007-03-02 Richard Sandiford <richard@codesourcery.com>
7295 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
7297 2007-03-02 Richard Sandiford <richard@codesourcery.com>
7299 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
7300 Use $MULTIDIR to choose between the kernel and RTP headers,
7301 and use $WIND_BASE and $WIND_USR to locate them.
7303 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
7305 * config/i386/i386.c (override_options): Put initialization of
7306 ix86_tune_mask and ix86_arch_mask to the correct place.
7308 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
7309 Michael Meissner <michael.meissner@amd.com>
7312 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
7314 (TARGET_CMOVE): Use ARCHMASK.
7315 (TARGET_CMPXCHG): Ditto.
7316 (TARGET_CMPXCHG8B): Ditto.
7317 (TARGET_XADD): Ditto.
7318 (TARGET_BSWAP): Ditto.
7319 * config/i386/i386.c (ix86_tune_mask): New global variable.
7320 (ix86_arch_mask): Ditto.
7321 (override_options): Initialize ix86_tune_mask and
7322 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
7325 2007-03-02 Ben Elliston <bje@au.ibm.com>
7328 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
7330 2007-03-02 Joseph Myers <joseph@codesourcery.com>
7332 * target.h (init_dwarf_reg_sizes_extra): New target hook.
7333 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
7334 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
7335 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
7337 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
7338 rs6000_init_dwarf_reg_sizes_extra): New.
7339 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
7340 SPE register high parts.
7342 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
7344 * Makefile.in: Add install-pdf target as
7345 copied from automake v1.10 rules.
7346 * configure.ac: Add install-pdf to target list.
7347 * configure: Regenerate.
7349 2007-03-01 Paul Brook <paul@codesourcery.com>
7351 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
7352 modes to LDRD for DImode.
7353 (output_move_double): Fixup out of range ldrd/strd.
7354 (vfp_secondary_reload_class): Rename...
7355 (coproc_secondary_reload_class): ... to this. Add wb argument.
7356 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
7357 coproc_secondary_reload_class for CLASS_IWMMXT.
7358 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
7359 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
7361 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
7363 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
7364 factor by the estimated number of iterations.
7365 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
7368 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
7369 decode_caches_intel, detect_caches_intel): New functions.
7370 (host_detect_local_cpu): Use detect_caches_amd and
7371 detect_caches_intel.
7373 2007-03-01 Richard Henderson <rth@redhat.com>
7375 * expr.c (emit_move_complex_push): Export.
7376 (emit_move_complex_parts): Split out from ...
7377 (emit_move_complex): ... here.
7378 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
7379 * config/i386/i386.md (movcdi): New.
7381 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
7383 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
7384 size of mode1 to check for tieable modes in MMX case.
7386 2007-03-01 Richard Sandiford <richard@codesourcery.com>
7388 * Makefile.in (rtlanal.o): Depend on tree.h.
7389 * rtl.h (offset_within_section_p, split_const): Declare.
7390 * rtlanal.c: Include tree.h.
7391 (offset_within_block_p): New function, taken from
7392 mips_offset_within_object_p.
7393 (split_const): New function, taken from mips_split_const.
7394 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
7396 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
7397 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
7398 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
7399 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7400 (m68k_illegitimate_symbolic_constant_p): New function.
7401 * config/m68k/m68k.md (movsi): Remove misleading predicates.
7402 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
7403 symbolic constant that might be outside the symbol's section,
7404 move the symbol first and then add the offset.
7405 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
7407 * config/mips/mips.c (mips_split_const): Delete.
7408 (mips_offset_within_object_p): Delete.
7409 (mips_symbolic_constant_p): Use offset_within_section_p and
7410 split_const instead of mips_offset_within_object_p and
7412 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
7413 (mips_legitimize_const_move, print_operand_reloc)
7414 (mips_dangerous_for_la25_p): Use split_const instead of
7417 2007-02-28 Eric Christopher <echristo@apple.com>
7419 * Makefile.in (install-include-dir): Don't rm -rf include.
7421 2007-02-28 Richard Guenther <rguenther@suse.de>
7424 * fold-const.c (fold_binary): Do not associate expressions
7425 with more than one variable for integer types that do not wrap.
7427 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
7429 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
7430 Delete, and replace with...
7431 (fold_builtin_call_array): This. Update callers to use it.
7432 * fold-const.c (fold_build_call_list): Delete, and replace with...
7433 (fold_build_call_array): This.
7434 (fold_build_call_list_initializer): Delete, and replace with...
7435 (fold_build_call_array_initializer): This.
7436 * tree.h: Update declarations to reflect above changes.
7438 * c-typeck.c (build_function_call): Store converted arguments
7439 in a stack-allocated array instead of building a list.
7440 (convert_arguments): Store arguments in the array passed in as an
7441 argument, and return the actual number of arguments.
7442 * c-format.c: (check_function_format): Pass arguments in an
7443 array instead of a list.
7444 * c-common.c (check_function_nonnull): Likewise.
7445 (check_function_sentinel): Likewise.
7446 (check_function_arguments): Likewise.
7447 * c-common.h: Update declarations to reflect above changes.
7449 2007-02-28 Jan Hubicka <jh@suse.cz>
7451 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
7452 PRED_NEGATIVE_RETURN): Update outcomes.
7454 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
7456 * calls.c (emit_library_call_value_1): Handle partial registers
7457 correctly when building up CALL_INSN_FUNCTION_USAGE.
7459 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7461 * pa/predicates.md (move_src_operand): Allow zero for mode.
7462 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
7465 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
7468 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
7469 *movv2df_internal): Enable pattern only for valid operand
7471 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
7472 tie only 128bit modes. For MMX registers, tie only 64bit modes.
7474 2007-02-27 Mike Stump <mrs@apple.com>
7476 * config/darwin-crt3.c: Avoid compilation when compiling for a
7479 2007-02-27 Joseph Myers <joseph@codesourcery.com>
7481 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
7483 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
7484 for fixed headers and limits.h.
7485 (install-include-dir, install-headers-tar, install-headers-cpio,
7486 install-headers-cp, real-install-headers-tar,
7487 real-install-headers-cpio, real-install-headers-cp): Handle
7488 include-fixed as well as include.
7489 (install-mkheaders): Don't install files that go only in include
7491 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
7492 from GCC_INCLUDE_DIR.
7493 * gcc.c (process_command): Remove special -BstageN/ handling.
7494 (do_spec_1): Add include-fixed directories.
7496 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
7498 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
7500 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
7502 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
7505 2007-02-27 Mark Mitchell <mark@codesourcery.com>
7507 * c-common.c (get_priority): Add check for
7508 SUPPORTS_INIT_PRIORITY.
7510 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
7512 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
7514 * config/bfin/bfin.c: Include "cfglayout.h".
7515 (MAX_LSETUP_DISTANCE): New macro.
7516 (struct loop_info): New members incoming, incoming_src and
7517 incoming_dest. Delete member predecessor.
7518 (length_for_loop): New function.
7519 (bfin_optimize_loop): Handle more different loop structures.
7520 (bfin_discover_loop): Rework detection of predecessor blocks by
7521 examining incoming edges.
7522 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
7524 (bfin_reorder_loops): New function.
7525 (bfin_reorg_loops): Use these three new functions.
7527 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
7528 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
7529 (CONSTRAINT_LEN): Add entry for 'q'.
7530 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
7531 Add 'q' constraints.
7532 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
7533 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
7535 * config/bfin/bfin.md (add_with_carry): New pattern.
7536 (s_or_u, su_optab, su_modifier): New code macros/attrs.
7537 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
7538 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
7539 support unsigned multiplies too. Removed incorrect commutativity from
7540 operand 1 constraint where appropriate.
7541 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
7543 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
7544 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
7546 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
7547 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
7548 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
7549 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
7550 usmulhisi_hh_huh): New patterns.
7552 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
7553 lshifthi3): Fix output template to use half reg for operand 2.
7555 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
7558 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
7560 2007-02-27 Andreas Schwab <schwab@suse.de>
7562 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
7564 2007-02-27 Jan Hubicka <jh@suse.cz>
7566 * predict.c (last_basic_block_p): Remove.
7567 (tree_estimate_probability): Update return heuristic for commonized
7570 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
7572 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
7574 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
7576 * doc/include/gcc-common.texi (versionsubtitle): New macro.
7577 * doc/cpp.texi: Standardize title page.
7578 * doc/cppinternals.texi: Likewise.
7579 * doc/gcc.texi: Standardize title page, remove version number
7580 from copyright page.
7581 * doc/gccint.texi: Likewise.
7582 * doc/install.texi: Standardize title page, add table of
7585 2007-02-26 Jan Hubicka <jh@suse.cz>
7587 * predict.def: Set outcomes according to more recent results.
7588 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
7589 Remove dead predictors.
7590 * predict.c (return_prediction): Fix pasto.
7592 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
7594 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
7595 change; avoid a memory leak when returning early.
7597 2007-02-26 Mark Mitchell <mark@codesourcery.com>
7599 * c-decl.c (static_ctors): Move to c-common.c.
7600 (static_dtors): Likewise.
7601 (finish_function): Use c_record_cdtor_fn.
7602 (build_cdtor): Move to c-common.c.
7603 (c_write_global_declarations): Use c_build_cdtor_fns.
7604 * c-common.h (static_ctors): Declare.
7605 (static_dtors): Likewise.
7606 (c_record_cdtor_fn): Likewise.
7607 (c_build_cdtor_fns): Likewise.
7608 * c-common.c (static_ctors): New variable.
7609 (static_dtors): Likewise.
7610 (c_record_cdtor_fn): New function.
7611 (build_cdtor): Move from c-decl.c
7612 (c_build_cdtor_fns): New function.
7614 * output.h (assemble_addr_to_section): Declare.
7615 (get_cdtor_priority_section): Likewise.
7616 * varasm.c (assemble_addr_to_section): New function.
7617 (get_cdtor_priority_section): Likewise.
7618 (default_named_section_asm_out_destructor): Use them.
7619 (destor_dtor_section_asm_out_destructor): Likewise.
7620 (default_named_section_asm_out_constructor): Likewise.
7621 (default_ctor_section_asm_out_constructor): Likewise.
7622 * config.gcc (*-*-vxworks*): Include vxworks.o.
7623 * config/t-vxworks (vxworks.o): New target.
7624 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
7625 (TARGET_ASM_CONSTRUCTOR): Define.
7626 (TARGET_ASM_DESTRUCTOR): Likewise.
7627 (vxworks_asm_out_constructor): Declare.
7628 (vxworks_asm_out_destructor): Likewise.
7630 * c-common.c (get_priority): Check that we have not just an
7631 INTEGER_CST, but an integer constant with integeral type.
7633 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
7635 PR tree-optimization/30938
7636 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
7637 use &dt[nargs-1] instead of &dt[nargs] in the call to
7638 vect_is_simple_use().
7640 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
7642 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
7643 from register elimination as PRE_MODIFY / POST_MODIFY increments.
7644 Do not attempt to handle MEM inside auto-inc expressions.
7645 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
7646 of a register modified by an auto-inc expression. However, do handle
7647 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
7648 (elimination_effects): Prohibit elimination of a register modified
7649 by an auto-inc expression. Disable register elimination rules whose
7650 target register is modified by an auto-inc expression with variable
7653 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
7655 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
7657 (array_at_struct_end_p): New function.
7658 (idx_infer_loop_bounds): Use it.
7659 (estimate_numbers_of_iterations_loop): Export.
7660 * predict.c (predict_loops): Use estimated_loop_iterations_int.
7661 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
7662 (tree_estimate_probability): Call record_loop_exits.
7663 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
7664 (estimated_loop_iterations, estimated_loop_iterations_int,
7665 estimated_loop_iterations_tree): New functions.
7666 (analyze_siv_subscript_cst_affine,
7667 compute_overlap_steps_for_affine_1_2,
7668 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
7669 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
7670 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
7671 (PRED_LOOP_ITERATIONS_GUESSED): New.
7672 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
7673 * cfgloop.h (estimate_numbers_of_iterations_loop,
7674 estimated_loop_iterations_int): Declare.
7676 2007-02-25 Mark Mitchell <mark@codesourcery.com>
7678 * doc/extend.texi: Document optional priority argument to
7679 constructors and destructors.
7680 * tree.c (init_priority_for_decl): Adjust GTY markers.
7681 (init_ttree): Use priority-info hash functions for
7682 init_priority_for_decl.
7683 (tree_map_eq): Rename to ...
7684 (tree_map_base_eq): ... this.
7685 (tree_map_marked_p): Rename to ...
7686 (tree_map_base_marked_p): ... this.
7687 (tree_map_base_hash): New function.
7688 (decl_init_priority_lookup): Rework.
7689 (decl_fini_priority_lookup): New function.
7690 (decl_priority_info): New function.
7691 (decl_init_priority_insert): Use it.
7692 (decl_fini_priority_insert): Likewise.
7693 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
7695 (decl_restrict_base_insert): Likewise.
7696 (decl_debug_expr_insert): Likewise.
7697 (decl_value_expr_lookup): Likewise.
7698 (decl_value_expr_insert): Likewise.
7699 * tree.h (priority_type): New type.
7700 (decl_init_priority_lookup): Use priority_type.
7701 (decl_fini_priority_lookup): New function.
7702 (decl_init_priority_insert): Use priority_type.
7703 (decl_fini_priority_insert): New function.
7704 (DECL_HAS_INIT_PRIORITY): Tweak comments.
7705 (DECL_INIT_PRIORITY): Likewise.
7706 (SET_DECL_INIT_PRIORITY): Add comment.
7707 (DECL_FINI_PRIORITY): New macro.
7708 (SET_DECL_FINI_PRIORITY): Likewise.
7709 (DEFAULT_INIT_PRIORITY): Document.
7710 (MAX_INIT_PRIORITY): Likewise.
7711 (MAX_RESERVED_INIT_PRIORITY): Likewise.
7712 (tree_map_base): New type.
7713 (tree_map_base_eq): New function.
7714 (tree_map_base_hash): Likewise.
7715 (tree_map_base_marked_p): Likewise.
7716 (tree_map): Inherit from tree_map_base.
7717 (tree_map_eq): Make it a macro.
7718 (tree_map_marked_p): Likewise.
7719 (tree_int_map): Inherit from tree_map_base.
7720 (tree_int_map_eq): Make it a macro.
7721 (tree_int_map_hash): Likewise.
7722 (tree_int_map_marked_p): Likewise.
7723 (tree_priority_map): New type.
7724 (tree_priority_map_eq): New macro.
7725 (tree_priority_map_hash): Likewise.
7726 (tree_priority_map_marked_p): Likewise.
7727 * varasm.c (emults_decl): Adjust for refactoring of tree_map
7729 (emutls_common_1): Likewise.
7730 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
7731 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
7732 of tree_map hierarchy.
7733 * tree-cfg.c (move_stmt_r): Likewise.
7734 (new_label_mapper): Likewise.
7735 * c-tree.h (c_expand_body): Move to ...
7736 * c-common.h (c_expand_body): ... here.
7737 * c-decl.c (c_expand_body): Move to ...
7738 * c-common.c (c_expand_body): ... here.
7739 (c_common_attribute_table): Allow 1 argument for the constructor
7740 and destructor attributes.
7741 (get_priority): New function.
7742 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
7743 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
7745 2007-02-24 Jan Hubicka <jh@suse.cz>
7748 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
7750 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
7751 Jan Hubicka <jh@suse.cz>
7754 * i386.c (counter_mode): New function.
7755 (expand_set_or_movmem_via_loop): Use it.
7756 (expand_movmem_epilogue): Likewise; fix pasto.
7757 (ix86_expand_movmem): Do emit guard even for constant counts.
7758 (ix86_expand_setmem): Likewise.
7760 2007-02-25 Nick Clifton <nickc@redhat.com>
7762 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
7763 (JUMP_TABLES_IN_TEXT_SECTION): Define.
7765 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
7768 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
7769 count argument with 0x10, not with 0x16.
7770 (expand_setmem_epilogue): Ditto.
7772 2007-02-24 Mike Stump <mrs@apple.com>
7774 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
7777 2007-02-24 Richard Guenther <rguenther@suse.de>
7780 * fold-const.c (fold_binary): Fold x +- CST op x for
7781 EQ_EXPR and NE_EXPR.
7783 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7785 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
7787 2007-02-24 Jan Hubicka <jh@suse.cz>
7789 * cgraphunit.c (decide_is_function_needed): Honor
7790 -fkeep-inline-functions.
7792 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7794 * builtins.c (fold_builtin_modf): New.
7795 (fold_builtin_2): Use it.
7797 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
7799 * loop-iv.c (implies_p): Detect additional cases where A implies B.
7800 (determine_max_iter): Take additional LOOP arg; all callers changed.
7801 Lose broken logic dealing with PLUS. Try to limit the upper bound by
7802 one using simplifications.
7803 (simplify_using_initial_values): Return if the expression becomes
7804 invalid due to altered regs.
7806 2007-02-23 DJ Delorie <dj@redhat.com>
7808 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
7810 2007-02-23 Mike Stump <mrs@apple.com>
7812 * tlink.c (scan_linker_output): Parse linker messages from
7813 darwin9's linker better.
7815 2007-02-23 Steve Ellcey <sje@cup.hp.com>
7818 * varpool.c (varpool_assemble_pending_decls): Set
7819 varpool_last_needed_node to null.
7821 2007-02-23 DJ Delorie <dj@redhat.com>
7823 * config/i386/i386.c (ix86_data_alignment): Don't specify an
7824 alignment bigger than the object file can handle.
7826 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
7829 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
7830 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
7831 (*movsf_1): Penalize MMX moves.
7833 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
7835 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
7836 2^32-1 or more times unless flag_unsafe_loop_optimizations.
7838 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
7840 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7842 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
7843 (fold_builtin_1): Use them.
7844 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
7845 BUILT_IN_SIGNIFICAND.
7847 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
7849 * config/i386/i386.c (bdesc_1arg): Initialize
7850 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
7851 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
7852 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
7853 and IX86_BUILTIN_MOVSLDUP.
7855 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
7857 PR rtl-optimization/30841
7858 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
7860 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7862 * builtins.c (fold_builtin_frexp): New.
7863 (fold_builtin_2): Use it.
7865 2007-02-22 Mark Mitchell <mark@codesourcery.com>
7867 * doc/invoke.texi (Spec Files): Document getenv spec function.
7869 * gcc.c (getenv_spec_function): New function.
7870 (static_spec_functions): Add it.
7871 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
7872 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
7875 2007-02-22 Michael Matz <matz@suse.de
7878 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
7879 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
7881 2007-02-22 Ian Lance Taylor <iant@google.com>
7884 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
7885 (mem_loc_descriptor): Call it.
7887 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
7888 Ira Rosen <irar@il.ibm.com>
7890 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
7892 2007-02-22 Ira Rosen <irar@il.ibm.com>
7894 PR tree-optimization/30843
7895 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
7896 stores only after all the group is vectorized.
7898 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
7900 PR tree-optimization/30858
7901 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
7902 in the reduction cycle have a single use in the loop.
7903 * tree-vectorizer.h (relevant): Add documentation.
7905 2007-02-20 Mike Stump <mrs@apple.com>
7907 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
7908 * configure: Regenerate.
7910 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7912 Change the defaults of some parameters and options.
7913 * config/spu/spu-protos.h (spu_optimization_options): Declare.
7914 * config/spu/spu.c (spu_optimization_options): Add.
7915 (spu_override_options): Change params in spu_optimization_options.
7916 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
7918 Register 127 is only 16 byte aligned when used as a frame pointer.
7919 * config/spu/spu-protos.h (spu_init_expanders): Declare.
7920 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
7921 HARD_FRAME_POINTER_REGNUM.
7922 (spu_legitimate_address): Use regno_aligned_for_reload.
7923 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
7924 aligned when frame_pointer_needed is true.
7925 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
7927 * config/spu/spu.h (INIT_EXPANDERS): Define.
7929 Make sure shift and rotate instructions have valid immediate operands.
7930 * config/spu/predicates.md (spu_shift_operand): Remove.
7931 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
7932 * config/spu/constraints.md (W, O): Extend range.
7933 * config/spu/spu.md (umask, nmask): Define.
7934 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
7935 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
7936 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
7937 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
7938 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
7939 (lshr<mode>3_reg): Fix rtl description.
7941 Make sure mulhisi immediate operands are valid.
7942 * config/spu/predicates.md (imm_K_operand): Add.
7943 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
7945 Generate constants using fsmbi and andi.
7946 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
7947 (print_operand, spu_split_immediate, classify_immediate,
7948 fsmbi_const_p): Handle IC_FSMBI2.
7950 Correctly handle a CONST_VECTOR containing symbols.
7951 * config/spu/spu.c (print_operand): Handle HIGH correctly.
7952 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
7953 (immediate_load_p): Allow symbols that use 2 instructions to create.
7954 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
7955 with symbols when flag_pic is set.
7956 (const_vector_immediate_p): New.
7957 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
7958 accept a CONST_VECTOR with symbols.
7959 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
7960 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
7962 * config/spu/spu.md (high, low): Delete.
7963 (low_<mode>): Define.
7965 Remove INTRmode and INTR_REGNUM, which didn't work.
7966 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
7968 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
7969 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
7970 peephole2 pattern): Don't use INTR or 131.
7971 (movintrcc): Delete.
7972 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
7973 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
7974 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
7975 (UNSPEC_SET_INTR): Add.
7976 * config/spu/spu-modes.def (INTR): Remove.
7978 More accurate warnings about run-time relocations.
7979 * config/spu/spu.c (reloc_diagnostic): Test in_section.
7981 Correctly warn about immediate arguments to specific intrinsics.
7982 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
7983 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
7984 the instruction predicate.
7986 Fix tree check errors with latest update.
7987 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
7989 (spu_expand_builtin): Use CALL_EXPR_FN.
7991 Add missing specific intrinsics.
7992 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
7994 * config/spu/spu_internals.h: Ditto.
7996 Fix incorrect operand modifiers.
7997 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
7998 * config/spu/spu.md (xor<mode>3): Change %S to %J.
8000 Optimize one case of zero_extend of a vec_select.
8001 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
8003 Accept any immediate for hbr.
8004 * config/spu/spu.md (hbr): Change s constraints to i.
8006 2007-02-21 Paul Brook <paul@codesourcery.com>
8008 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
8009 condexec_count when skipping USE and CLOBBER.
8011 2007-02-21 Nick Clifton <nickc@redhat.com>
8013 * common.opt (Warray-bounds): Add Warning attribute.
8014 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
8016 (fsized-zeroes): Add Optimization attribute.
8017 (fsplit-wide-types, ftree-scev-cprop): Likewise.
8018 * c.opt (Wc++0x-compat): Add Warning attribute.
8020 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
8023 * reload1.c (eliminate_regs_in_insn): In the single_set special
8024 case, attempt to re-recognize the insn before falling back to
8025 having reload fix it up.
8027 2007-02-20 Eric Christopher <echristo@gmail.com>
8029 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
8030 Rewrite accordingly.
8031 (frv_read_iacc_argument): Ditto.
8032 (frv_expand_set_builtin): Take a call instead of arglist, update for
8034 (frv_expand_unop_builtin): Ditto.
8035 (frv_expand_binop_builtin): Ditto.
8036 (frv_expand_cut_builtin): Ditto.
8037 (frv_expand_binopimm_builtin): Ditto.
8038 (frv_expand_voidbinop_builtin): Ditto.
8039 (frv_expand_int_void2arg): Ditto.
8040 (frv_expand_prefetches): Ditto.
8041 (frv_expand_voidtriop_builtin): Ditto.
8042 (frv_expand_voidaccop_builtin): Ditto.
8043 (frv_expand_load_builtin): Ditto.
8044 (frv_expand_store_builtin): Ditto.
8045 (frv_expand_mdpackh_builtin): Ditto.
8046 (frv_expand_mclracc_builtin): Ditto.
8047 (frv_expand_mrdacc_builtin): Ditto.
8048 (frv_expand_mwtacc_builtin): Ditto.
8049 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
8052 2007-02-20 Janis Johnson <janis187@us.ibm.com>
8054 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
8055 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
8057 (HAVE_GAS_DFP): Check for assembler support of decimal floating
8059 * configure: Regenerate.
8060 * config.in: Regenerate.
8061 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
8062 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
8063 masks to power6 and power6x and to POWERPC_MASKS.
8064 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8066 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
8067 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
8068 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8069 Access PROTOTYPE as variable, not mask.
8071 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
8073 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
8074 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
8075 * combine.c (adjust_for_new_dest): Use it.
8076 * postreload.c (reload_combine): Likewise.
8078 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
8080 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
8081 notes on an insn with multiple sets, even if single_set returns
8082 non-NULL for that insn.
8084 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8086 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
8089 2007-02-20 Geoffrey Keating <geoffk@apple.com>
8091 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
8092 if user didn't pass it.
8093 * config/i386/darwin.h (CC1_SPEC): Likewise.
8094 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
8095 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
8096 -mmacosx-version-min.
8098 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8099 Uros Bizjak <ubizjak@gmail.com>
8101 * optabs.h (enum optab_index): Add new OTI_scalb.
8102 (scalb_optab): Define corresponding macro.
8103 * optabs.c (init_optabs): Initialize scalb_optab.
8104 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
8106 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
8107 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
8108 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
8109 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
8110 flag_unsafe_math_optimizations is set.
8112 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
8113 to implement scalbf, scalb and scalbl built-ins as inline x87
8116 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8117 DJ Delorie <dj@redhat.com>
8120 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
8121 (diagnostic_report_diagnostic): ... here, and turn them into real
8122 errors. If warnings are inhibited, no need to do anything.
8124 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
8126 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
8127 better code generation.
8129 2007-02-20 Ben Elliston <bje@au.ibm.com>
8131 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
8133 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
8135 * config/alpha/alpha.c, config/alpha/alpha.md,
8136 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
8137 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
8138 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
8139 config/arm/lib1funcs.asm: Follow spelling conventions.
8141 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
8142 config/fr30/fr30.md, config/i386/i386.h,
8143 config/iq2000/iq2000.h, config/iq2000/predicates.md,
8144 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
8145 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
8146 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
8147 config/rs6000/altivec.md, config/rs6000/rs6000.c,
8148 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
8149 config/sparc/sparc.c, config/sparc/sparc.h,
8150 config/sparc/sparc.md, config/spu/constraints.md,
8151 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
8154 2007-02-20 Alan Modra <amodra@bigpond.net.au>
8157 * varasm.c (use_blocks_for_decl_p): Return false for decls with
8160 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
8162 * doc/invoke.texi (-ftree-lrs): Remove.
8164 2007-02-19 Diego Novillo <dnovillo@redhat.com>
8166 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
8169 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
8171 * config/ia64/ia64.c (ia64_expand_builtin): Use the
8172 new CALL_EXPR_FN macro for retrieving the function
8173 declaration of the input expression.
8175 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8177 * c.opt (Waddress): New.
8178 * common.opt (Walways-true): Delete.
8179 (Wstring-literal-comparison): Delete.
8180 * doc/invoke.texi (Warning Options): Delete -Walways-true and
8181 -Wstring-literal-comparison. Add -Waddress.
8183 (Walways-true): Delete.
8184 (Wstring-literal-comparison): Delete.
8185 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
8186 consistently instead of -Walways-true in example.
8187 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
8188 * c-typeck.c (parser_build_binary_op): Replace
8189 -Wstring-literal-comparison and -Walways-true with -Waddress.
8190 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
8193 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
8195 * tree-cfg.c (dump_function_to_file): Be prepared for functions
8196 without DECL_STRUCT_FUNCTION initialized.
8198 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
8200 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
8201 due to calls to functions taking pointers as parameters.
8203 2007-02-19 Richard Henderson <rth@redhat.com>
8206 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
8209 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
8211 * config/s390/s390.c (s390_call_saved_register_used,
8212 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
8213 accessed to the new scheme.
8215 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8217 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
8218 (cris_print_index, cris_print_operand, cris_print_operand_address)
8219 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
8220 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
8221 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
8223 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
8224 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
8225 GO_IF_LEGITIMATE_ADDRESS): Ditto.
8226 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
8227 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
8228 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
8229 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
8230 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
8231 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
8232 (uminsi3, call, call_value): Ditto.
8233 (define_split: indir_to_reg_split, unnamed): Ditto.
8235 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
8237 PR tree-optimization/30975
8238 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
8241 2007-02-18 Eric Christopher <echristo@gmail.com>
8243 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
8244 Remove use of arglist.
8245 (mips_expand_builtin): Remove use of arglist, pass in expr.
8246 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
8247 (mips_expand_builtin_movtf): Ditto.
8248 (mips_expand_builtin_compare): Ditto.
8250 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
8252 * tree-sra.c (sra_build_assignment): Replace assertion
8253 checking with a comment explaining why it can't be done.
8255 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
8258 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
8259 during CALL_EXPR representation conversion.
8260 * tree-ssa-propagate.c (set_rhs): Likewise.
8262 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
8264 * tree-sra.c (sra_build_assignment): Disable assertion checking
8267 2007-02-18 Roger Sayle <roger@eyesopen.com>
8269 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
8270 instead of calling build2 with a GIMPLE_MODIFY_STMT.
8271 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
8273 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
8274 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
8275 gimplify_init_ctor_eval_range, gimple_push_cleanup,
8276 gimplify_omp_for, gimplify_omp_atomic_pipeline,
8277 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
8278 force_gimple_operand): Likewise.
8279 * ipa-cp.c (constant_val_insert): Likewise.
8280 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
8281 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
8282 perfect_nestify): Likewise.
8283 * langhooks.c (lhd_omp_assignment): Likewise.
8284 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
8285 lower_copyprivate_clauses, lower_send_clauses,
8286 lower_send_shared_vars, expand_parallel_call,
8287 expand_omp_for_generic, expand_omp_for_static_nochunk,
8288 expand_omp_for_static_chunk, expand_omp_sections,
8289 lower_omp_single_copy, lower_omp_for_lastprivate,
8290 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
8291 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
8292 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
8295 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
8297 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
8298 config/sh/sh.md: Follow spelling conventions.
8300 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
8301 config/frv/predicates.md: Follow spelling conventions.
8303 * config/m68k/linux-unwind.h: Fix a comment typo.
8304 * target.h: Follow spelling conventions.
8306 2007-02-18 Roger Sayle <roger@eyesopen.com>
8308 PR rtl-optimization/28173
8309 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
8310 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
8311 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
8312 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
8313 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
8315 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8317 * builtins.c (fold_builtin_load_exponent): New.
8318 (fold_builtin_2): Use it.
8320 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
8322 PR rtl-optimization/30773
8323 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
8324 if we fail to attach a REG_EQUIV note.
8326 2007-02-18 David Edelsohn <edelsohn@gnu.org>
8327 Roger Sayle <roger@eyesopen.com>
8329 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
8331 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
8333 * calls.c (initialize_argument_information): Pass original EXP
8334 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
8335 code to split complex arguments here, as part of initializing the
8337 (expand_call): Remove code that builds a list of arguments and
8338 inserts implicit arguments into it. Instead, just count how many
8339 implicit arguments there will be so we can determine the size of
8340 the ARGS array, and let initialize_argument_information do the work.
8341 (split_complex_values): Delete unused function.
8343 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
8345 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
8347 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
8349 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
8350 for arg pointer based indexed addressing.
8352 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
8354 * config/ia64/ia64.h, config/ia64/ia64.md,
8355 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
8356 spelling conventions.
8358 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
8360 * config/m68k/m68k.c (split_di): New.
8361 * config/m68k/m68k-protos.h: Declare split_di.
8362 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
8363 Improve predicate handling and split constant shifts.
8365 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
8367 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
8368 parameter for register bitfield operations, general predicates
8371 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
8373 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
8374 * config/m68k/linux-unwind.h: New file.
8376 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
8378 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
8379 config/i386/athlon.md, config/ia64/ia64.md,
8380 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
8381 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
8382 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
8383 tree-ssa-loop-niter.c, tree-vect-analyze.c,
8384 tree-vect-transform.c: Fix comment typos.
8386 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
8388 * sched-deps.c (find_insn_list): Remove.
8389 * sched-int.h: Remove the prototype for find_insn_list.
8391 2007-02-16 Geoffrey Keating <geoffk@apple.com>
8393 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
8395 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
8396 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
8397 darwin_rs6000_override_options.
8398 (C_COMMON_OVERRIDE_OPTIONS): Expect
8399 darwin_macosx_version_min to be non-NULL always.
8400 (TARGET_C99_FUNCTIONS): Likewise.
8401 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
8402 (DARWIN_MINVERSION_SPEC): New.
8403 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
8404 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
8406 (DARWIN_MINVERSION_SPEC): New.
8407 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
8409 * config/darwin-c.c (darwin_cpp_builtins): Expect
8410 darwin_macosx_version_min to be non-NULL always.
8412 * config/rs6000/rs6000.c: Clean up trailing whitespace.
8414 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
8416 * config/i386/i386.h (x86_use_xchgb): New.
8417 (TARGET_USE_XCHGB): New macro.
8418 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
8419 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
8420 Split after reload into bswaphi for shifts of 8.
8421 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
8422 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
8423 or when optimizing for size.
8425 2007-02-16 Richard Guenther <rguenther@suse.de>
8426 Christian Bruel <christian.bruel@st.com>
8428 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
8429 DECLs but prefer SSA_NAMEs over DECLs.
8431 2007-02-16 Richard Guenther <rguenther@suse.de>
8433 * tree-flow-inline.h (single_imm_use_p): Remove.
8434 (zero_imm_uses_p): Likewise.
8435 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
8436 instead of single_imm_use_p.
8437 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
8440 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8443 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
8444 nested double- and backquotes.
8446 2007-02-15 Roger Sayle <roger@eyesopen.com>
8449 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
8450 should be unreachable.
8451 (build2_stat): Allow construction of MODIFY_EXPR at any time.
8452 For the time being redirect GIMPLE_MODIFY_STMT to the new
8453 (renamed) build_gimple_modify_stmt_stat.
8454 (build2_gimple_stat): Rename to...
8455 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
8456 Always build a GIMPLE_MODIFY_STMT node.
8457 * tree.h (build2_gimple, build2_gimple_stat): Delete.
8458 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
8461 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
8462 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
8463 * tree-complex.c (set_component_ssa_name, expand_complex_move,
8464 expand_complex_div_wide): Likewise.
8465 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
8466 * tree-ssa-loop-im.c (schedule_sm): Likewise.
8467 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
8468 * tree-ssa-loop-manip.c (create_iv): Likewise.
8469 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
8470 abs_replacement): Likewise.
8471 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
8472 realify_fake_stores): Likewise.
8474 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
8475 node rather than a GIMPLE_MODIFY_STMT node.
8476 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
8477 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
8479 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
8480 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
8483 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8486 * fold-const.c (fold_comparison): Add back the
8487 folding of constant complex comparisions.
8489 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8492 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
8493 effects unknown to this function, return early.
8495 2007-02-15 Ian Lance Taylor <iant@google.com>
8497 * lower-subreg.c (move_eh_region_note): New static function.
8498 (resolve_simple_move): Call it.
8499 (decompose_multiword_subregs): Track blocks for which we resolve a
8500 simple move which is also a control flow insn. Pass them to
8501 find_many_sub_basic_blocks.
8502 (pass_lower_subreg): Add TODO_verify_flow.
8503 (pass_lower_subreg2): Likewise.
8505 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8506 Brooks Moses <brooks.moses@codesourcery.com>
8507 Lee Millward <lee.millward@codesourcery.com>
8509 * tree.h (enum tree_code_class): Add tcc_vl_exp.
8510 (VL_EXP_CLASS_P): New.
8511 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
8513 (TREE_OPERAND_CHECK_CODE): Likewise.
8514 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
8515 (TREE_RTL_OPERAND_CHECK): Likewise.
8516 (tree_operand_check_failed): Make second parameter the whole tree
8517 instead of its code. Fixed callers.
8518 (VL_EXP_CHECK): New.
8519 (TREE_OPERAND_LENGTH): New.
8520 (VL_EXP_OPERAND_LENGTH): New.
8521 (CALL_EXPR_FN): New.
8522 (CALL_EXPR_STATIC_CHAIN): New.
8523 (CALL_EXPR_ARGS): New.
8524 (CALL_EXPR_ARG): New.
8525 (call_expr_nargs): New.
8526 (CALL_EXPR_ARGP): New.
8527 (build_nt_call_list): Declare.
8528 (build_vl_exp_stat): Declare.
8529 (build_vl_exp): New.
8530 (build_call_list): Declare.
8531 (build_call_nary): Declare.
8532 (build_call_valist): Declare.
8533 (build_call_array): Declare.
8534 (call_expr_arg): Declare.
8535 (call_expr_argp): Declare.
8536 (call_expr_arglist): Declare.
8537 (fold_build_call_list): Declare.
8538 (fold_build_call_list_initializer): Declare.
8539 (fold_call_expr): Declare to replace fold_builtin.
8540 (fold_builtin_fputs): Update to agree with modified definition.
8541 (fold_builtin_strcpy): Likewise.
8542 (fold_builtin_strncpy): Likewise.
8543 (fold_builtin_memory_chk): Likewise.
8544 (fold_builtin_stxcpy_chk): Likewise.
8545 (fold_builtin_strncpy_chk): Likewise.
8546 (fold_builtin_next_arg): Likewise.
8547 (fold_build_call_expr): Declare.
8548 (fold_builtin_call_list): Declare.
8549 (fold_builtin_call_valist): Declare.
8550 (build_call_expr): Declare.
8551 (validate_arglist): Update to agree with modified definition.
8552 (tree_operand_length): New.
8553 (call_expr_arg_iterator): New.
8554 (init_call_expr_arg_iterator): New.
8555 (next_call_expr_arg): New.
8556 (first_call_expr_arg): New.
8557 (more_call_expr_args_p): New.
8558 (FOR_EACH_CALL_EXPR_ARG): New.
8560 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
8561 and tcc_gimple_stmt.
8562 (tree_code_size): Update documentation. Use sizeof (tree) rather
8563 than sizeof (char *).
8564 (tree_size): Likewise. Add case for tcc_vl_exp.
8565 (tree_node_structure): Add case for tcc_vl_exp.
8566 (contains_placeholder_p): Likewise.
8567 (substitute_in_expr): Likewise.
8568 (substitute_placeholder_in_expr): Likewise.
8569 (stabilize_reference_1): Likewise.
8570 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
8571 to diagnose breakage of this interface for constructing CALL_EXPRs.
8572 (build_nt): Add similar assertion here.
8573 (build_nt_call_list): New.
8574 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
8575 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
8577 (get_callee_fndecl): Use new CALL_EXPR accessors.
8578 (tree_operand_check_failed): Change parameters to pass entire node
8579 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
8580 (process_call_operands): New.
8581 (build_vl_exp_stat): New.
8582 (build_call_list): New.
8583 (build_call_nary): New.
8584 (build_call_valist): New.
8585 (build_call_array): New.
8586 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8587 (call_expr_arglist): New.
8589 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
8590 tcc_vl_exp instead of a fixed-size tcc_expression.
8592 * doc/c-tree.texi (CALL_EXPR): Document new representation and
8593 accessors for CALL_EXPRs.
8594 (AGGR_INIT_EXPR): Likewise.
8596 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8597 Brooks Moses <brooks.moses@codesourcery.com>
8598 Lee Millward <lee.millward@codesourcery.com>
8600 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
8601 (expand_builtin_nonlocal_goto): Change parameter to be entire
8602 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
8603 (expand_builtin_prefetch): Likewise.
8604 (expand_builtin_classify_type): Likewise.
8605 (mathfn_built_in): Return NULL_TREE instead of 0.
8606 (expand_errno_check): Use new CALL_EXPR accessors.
8607 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
8608 Return NULL_RTX instead of 0.
8609 (expand_builtin_mathfn_2): Likewise.
8610 (expand_builtin_mathfn_3): Likewise.
8611 (expand_builtin_interclass_mathfn): Likewise.
8612 (expand_builtin_sincos): Likewise.
8613 (expand_builtin_cexpi): Likewise.
8614 (expand_builtin_int_roundingfn): Likewise.
8615 (expand_builtin_int_roundingfn_2): Likewise.
8616 (expand_builtin_pow): Likewise.
8617 (expand_builtin_powi): Likewise.
8618 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
8619 of arglist, fixing callers appropriately. Use new CALL_EXPR
8620 accessors and constructors. Return NULL_RTX instead of 0.
8621 (expand_builtin_strstr): Likewise.
8622 (expand_builtin_strchr): Likewise.
8623 (expand_builtin_strrchr): Likewise.
8624 (expand_builtin_strpbrk): Likewise.
8625 (expand_builtin_memcpy): Likewise.
8626 (expand_builtin_mempcpy): Likewise.
8627 (expand_builtin_mempcpy_args): New.
8628 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
8629 (expand_builtin_memmove_args): New.
8630 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
8631 (expand_movstr): Likewise.
8632 (expand_builtin_strcpy): Likewise.
8633 (expand_builtin_strcpy_args): New.
8634 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
8635 (expand_builtin_strncpy): Likewise.
8636 (expand_builtin_memset): Likewise.
8637 (expand_builtin_memset_args): New.
8638 (expand_builtin_bzero): Similarly to expand_builtin_memset.
8639 (expand_builtin_memcmp): Likewise.
8640 (expand_builtin_strcmp): Likewise.
8641 (expand_builtin_strncmp): Likewise.
8642 (expand_builtin_strcat): Likewise.
8643 (expand_builtin_strncat): Likewise.
8644 (expand_builtin_strspn): Likewise.
8645 (expand_builtin_strcspn): Likewise.
8646 (expand_builtin_args_info): Likewise.
8647 (expand_builtin_va_start): Likewise.
8648 (gimplify_va_arg_expr): Likewise.
8649 (expand_builtin_va_end): Likewise.
8650 (expand_builtin_va_copy): Likewise.
8651 (expand_builtin_frame_address): Likewise.
8652 (expand_builtin_alloca): Likewise.
8653 (expand_builtin_bswap): Likewise.
8654 (expand_builtin_unop): Likewise.
8655 (expand_builtin_fputs): Likewise.
8656 (expand_builtin_expect): Likewise.
8657 (expand_builtin_fabs): Likewise.
8658 (expand_builtin_copysign): Likewise.
8659 (expand_builtin_printf): Likewise.
8660 (expand_builtin_fprintf): Likewise.
8661 (expand_builtin_sprintf): Likewise.
8662 (expand_builtin_init_trampoline): Likewise.
8663 (expand_builtin_signbit): Likewise.
8664 (expand_builtin_fork_or_exec): Likewise.
8665 (expand_builtin_sync_operation): Likewise.
8666 (expand_builtin_compare_and_swap): Likewise.
8667 (expand_builtin_lock_test_and_set): Likewise.
8668 (expand_builtin_lock_release): Likewise.
8669 (expand_builtin): Likewise.
8670 (builtin_mathfn_code): Likewise.
8672 (fold_builtin_constant_p): Pass call arguments individually instead
8673 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
8674 accessors and constructors. Return NULL_TREE instead of 0.
8675 (fold_builtin_expect): Likewise.
8676 (fold_builtin_classify_type): Likewise.
8677 (fold_builtin_strlen): Likewise.
8678 (fold_builtin_nan): Likewise.
8679 (integer_valued_real_p): Likewise.
8680 (fold_trunc_transparent_mathfn): Likewise.
8681 (fold_fixed_mathfn): Likewise.
8682 (fold_builtin_cabs): Likewise.
8683 (fold_builtin_sqrt): Likewise.
8684 (fold_builtin_cbrt): Likewise.
8685 (fold_builtin_cos): Likewise.
8686 (fold_builtin_cosh): Likewise.
8687 (fold_builtin_tan): Likewise.
8688 (fold_builtin_sincos): Likewise.
8689 (fold_builtin_cexp): Likewise.
8690 (fold_builtin_trunc): Likewise.
8691 (fold_builtin_floor): Likewise.
8692 (fold_builtin_ceil): Likewise.
8693 (fold_builtin_round): Likewise.
8694 (fold_builtin_int_roundingfn): Likewise.
8695 (fold_builtin_bitop): Likewise.
8696 (fold_builtin_bswap): Likewise.
8697 (fold_builtin_logarithm): Likewise.
8698 (fold_builtin_hypot): Likewise.
8699 (fold_builtin_pow): Likewise.
8700 (fold_builtin_powi): Likewise.
8701 (fold_builtin_exponent): Likewise.
8702 (fold_builtin_memset): Likewise.
8703 (fold_builtin_bzero): Likewise.
8704 (fold_builtin_memory_op): Likewise.
8705 (fold_builtin_bcopy): Deleted; call site changed to invoke
8706 fold_builtin_memory_op directly.
8707 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
8708 (fold_builtin_strncpy): Likewise.
8709 (fold_builtin_memcmp): Likewise.
8710 (fold_builtin_strcmp): Likewise.
8711 (fold_builtin_strncmp): Likewise.
8712 (fold_builtin_signbit): Likewise.
8713 (fold_builtin_copysign): Likewise.
8714 (fold_builtin_isascii): Likewise.
8715 (fold_builtin_toascii): Likewise.
8716 (fold_builtin_isdigit): Likewise.
8717 (fold_builtin_fabs): Likewise.
8718 (fold_builtin_abs): Likewise.
8719 (fold_builtin_fmin_fmax): Likewise.
8720 (fold_builtin_carg): Likewise.
8721 (fold_builtin_classify): Likewise.
8722 (fold_builtin_unordered_cmp): Likewise.
8724 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
8725 New functions split out from fold_builtin_1.
8726 (fold_builtin_n): New.
8727 (fold_builtin_varargs): New.
8728 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
8730 (fold_call_expr): New.
8731 (build_function_call_expr): Rewrite to use new helper function.
8732 (fold_builtin_call_list): New.
8733 (build_call_expr): New.
8734 (fold_builtin_call_valist): New.
8735 (rewrite_call_expr): New.
8736 (validate_arg): New.
8737 (validate_arglist): Change parameter to be entire CALL_EXPR instead
8738 of an arglist. Change return type to bool. Use new CALL_EXPR
8741 (fold_builtin_strstr): Pass call arguments individually instead
8742 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
8743 accessors and constructors. Return NULL_TREE instead of 0.
8744 (fold_builtin_strchr): Likewise.
8745 (fold_builtin_strrchr): Likewise.
8746 (fold_builtin_strpbrk): Likewise.
8747 (fold_builtin_strcat): Likewise.
8748 (fold_builtin_strncat): Likewise.
8749 (fold_builtin_strspn): Likewise.
8750 (fold_builtin_strcspn): Likewise.
8751 (fold_builtin_fputs): Likewise.
8752 (fold_builtin_next_arg): Likewise.
8753 (fold_builtin_sprintf): Likewise.
8755 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
8756 NULL_RTX instead of 0.
8757 (expand_builtin_memory_chk): Likewise.
8758 (maybe_emit_chk_warning): Likewise.
8759 (maybe_emit_sprintf_chk_warning): Likewise.
8761 (fold_builtin_object_size): Pass call arguments individually instead
8762 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
8763 accessors and constructors. Return NULL_TREE instead of 0.
8764 (fold_builtin_memory_chk): Likewise.
8765 (fold_builtin_stxcpy_chk): Likewise.
8766 (fold_builtin_strncpy_chk): Likewise.
8767 (fold_builtin_strcat_chk): Likewise.
8768 (fold_builtin_strcat_chk): Likewise.
8769 (fold_builtin_strncat_chk): Likewise.
8770 (fold_builtin_sprintf_chk): Likewise.
8771 (fold_builtin_snprintf_chk): Likewise.
8772 (fold_builtin_printf): Likewise.
8773 (fold_builtin_vprintf): Likewise.
8775 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
8777 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
8778 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8779 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
8780 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
8781 (fold_unary): Likewise.
8782 (fold_binary): Likewise.
8783 (fold_ternary): Remove CALL_EXPR case, since they are no longer
8784 ternary expressions.
8785 (fold): Add logic for tcc_vl_exp.
8786 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
8787 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8788 (fold_build3_stat): Add assertion to flag broken interface for
8789 constructing CALL_EXPRs.
8790 (fold_build_call_list): New.
8791 (fold_build_call_list_initializer): New.
8792 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
8794 (fold_strip_sign_ops): Likewise.
8796 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8797 Brooks Moses <brooks.moses@codesourcery.com>
8798 Lee Millward <lee.millward@codesourcery.com>
8800 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
8801 accessors and dump arguments explicitly.
8803 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
8805 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
8807 (print_call_name): Use new CALL_EXPR accessors.
8809 * print-tree.c (print_node): Add case tcc_vl_exp. Print
8810 CALL_EXPR arguments explicitly instead of as a list. Use
8811 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8813 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
8814 (vrp_visit_stmt): Likewise.
8816 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
8817 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
8819 (force_move_till_expr): Likewise.
8821 * targhooks.c (default_external_stack_protect_fail): Use
8822 build_call_expr instead of build_function_call_expr.
8823 (default_hidden_stack_protect_fail): Likewise.
8825 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
8828 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
8829 and walk arguments explicitly.
8831 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
8832 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8833 (expand_simple_operations): Likewise.
8834 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
8836 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
8837 of TREE_CODE_LENGTH.
8838 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
8840 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
8841 instead of TREE_CODE_LENGTH.
8843 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
8844 (tree_ic_transform): Likewise.
8845 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
8846 parameter instead of arglist. Fix callers.
8847 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
8848 (tree_stringops_transform): Likewise.
8849 (tree_indirect_call_to_profile): Likewise.
8850 (tree_stringops_values_to_profile): Likewise.
8852 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
8853 (eliminate_tail_call): Likewise.
8855 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
8857 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
8858 Use TREE_OPERAND_LENGTH and generalize to handle any number of
8860 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
8862 * omp-low.c (build_omp_barrier): Use build_call_expr.
8863 (lower_rec_input_clauses): Likewise.
8864 (lower_reduction_clauses): Likewise.
8865 (expand_parallel_call): Likewise.
8866 (maybe_catch_exception): Likewise.
8867 (expand_omp_for_generic): Likewise.
8868 (expand_omp_for_static_nochunk): Likewise.
8869 (expand_omp_sections): Likewise.
8870 (lower_omp_single_simple): Likewise.
8871 (lower_omp_single_copy): Likewise.
8872 (lower_omp_master): Likewise.
8873 (lower_omp_ordered): Likewise.
8874 (lower_omp_critical): Likewise.
8876 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
8877 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
8879 * tree-gimple.c (is_gimple_call_addr): Fix doc.
8880 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
8881 TREE_CODE_LENGTH. Add tcc_vl_exp case.
8883 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
8884 and generalize to handle any number of operands.
8885 (chrec_contains_undetermined): Likewise.
8886 (tree_contains_chrecs): Likewise.
8887 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
8889 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
8891 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
8892 fold_call_expr instead of fold_builtin.
8893 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
8894 match declarations there.
8895 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
8898 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
8899 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8901 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
8902 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
8904 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
8907 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
8908 (execute_cse_sincos): Use new CALL_EXPR accessors.
8910 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
8912 * gimple-low.c (lower_function_body): Use build_call_expr.
8913 (lower_builtin_setjmp): Likewise.
8915 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
8916 (set_storage_via_libcall): Likewise.
8917 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
8918 instead of TREE_CODE_LENGTH.
8919 (expand_expr_real_1): Use new CALL_EXPR accessors.
8921 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
8922 generalize to handle any number of operands.
8923 (TB_parent_eq): Likewise.
8925 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
8926 (strip_builtin_expect): Likewise.
8928 * function.c (gimplify_parameters): Use build_call_expr.
8930 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
8931 instead of TREE_CODE_LENGTH.
8933 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
8934 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
8936 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
8939 * gimplify.c (build_stack_save_restore): Use build_call_expr.
8940 (gimplify_decl_expr): Likewise.
8941 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
8942 Use new CALL_EXPR iterators.
8943 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
8944 (gimplify_modify_expr_to_memset): Likewise.
8945 (gimplify_variable_sized_compare): Likewise.
8946 (gimplify_omp_atomic_fetch_op): Likewise.
8947 (gimplify_omp_atomic_pipeline): Likewise.
8948 (gimplify_omp_atomic_mutex): Likewise.
8949 (gimplify_function_tree): Likewise.
8951 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
8952 (call_expr_flags): Likewise.
8953 (expand_call): Likewise.
8955 * except.c (expand_builtin_eh_return_data_regno): Pass entire
8956 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
8959 * coverage.c (create_coverage): Use build_call_expr.
8961 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
8962 (temp_call_expr_obstack): New.
8963 (pool_copy_list): Delete.
8964 (temp_copy_call_expr): New.
8965 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
8966 CALL_EXPR accessors. Get rid of special goo for copying argument
8967 lists and use temp_copy_call_expr instead.
8968 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
8969 CALL_EXPR accessors.
8970 (create_expression_by_pieces): Likewise. Use build_call_array
8971 to construct the result instead of fold_build3.
8972 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
8973 dealing with argument lists.
8974 (init_pre): Remove references to expression_node_pool and
8975 list_node_pool. Init temp_call_expr_obstack instead.
8976 (fini_pre): Remove references to expression_node_pool and
8979 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
8980 and walk arguments explicitly instead of as a list.
8982 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
8983 (mx_register_decls): Likewise.
8984 (mudflap_register_call): Likewise.
8985 (mudflap_finish_file): Likewise.
8987 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
8988 (ipa_callsite_compute_param): Likewise.
8990 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
8991 accessors and constructor.
8993 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
8994 accessors and constructor.
8995 (convert_tramp_reference): Likewise.
8996 (convert_call_expr): Likewise.
8997 (finalize_nesting_tree_1): Likewise.
8999 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
9002 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
9004 * tree-inline.c (initialize_inlined_parameters): Pass entire
9005 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
9007 (estimate_num_insns_1): Use new CALL_EXPR accessors.
9008 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
9010 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
9011 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9012 (vectorizable_reduction): Likewise.
9013 (vectorizable_call): Use new CALL_EXPR iterators.
9014 (vectorizable_conversion): Use build_call_expr.
9015 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
9016 (vect_gen_widened_results_half): Use build_call_expr.
9017 (vect_setup_realignment): Likewise.
9018 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
9020 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
9021 (pass_through_call): Likewise.
9022 (compute_object_sizes): Likewise. Use fold_call_expr instead of
9025 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
9026 (tree_gen_pow2_profiler): Likewise.
9027 (tree_gen_one_value_profiler): Likewise.
9028 (tree_gen_ic_func_profiler): Likewise.
9029 (tree_gen_average_profiler): Likewise.
9030 (tree_gen_ior_profiler): Likewise.
9032 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
9033 (find_func_aliases): Use new CALL_EXPR accessors. Add case
9034 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9036 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
9037 of TREE_CODE_LENGTH.
9039 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
9040 of TREE_CODE_LENGTH.
9042 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
9044 (convert_to_integer): Likewise.
9046 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
9049 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9050 Brooks Moses <brooks.moses@codesourcery.com>
9051 Lee Millward <lee.millward@codesourcery.com>
9053 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
9055 * config/frv/frv.c (frv_expand_builtin): Likewise.
9056 * config/s390/s390.c (s390_expand_builtin): Likewise.
9058 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
9059 (sparc_expand_builtin): Use new CALL_EXPR accessors.
9061 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
9062 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
9063 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
9064 (ix86_expand_store_builtin): Likewise.
9065 (ix86_expand_unop_builtin): Likewise.
9066 (ix86_expand_unop1_builtin): Likewise.
9067 (ix86_expand_sse_compare): Likewise.
9068 (ix86_expand_sse_comi): Likewise.
9069 (ix86_expand_vec_init_builtin): Likewise.
9070 (ix86_expand_vec_ext_builtin): Likewise.
9071 (ix86_expand_vec_set_builtin): Likewise.
9072 (ix86_expand_builtin): Use new CALL_EXPR accessors.
9074 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
9075 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
9077 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
9078 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
9079 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
9081 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
9083 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
9084 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
9085 arglist. Use new CALL_EXPR accessors. Fix callers.
9086 (altivec_expand_abs_builtin): Likewise.
9087 (rs6000_expand_binop_builtin): Likewise.
9088 (altivec_expand_predicate_builtin): Likewise.
9089 (altivec_expand_lv_builtin): Likewise.
9090 (spe_expand_stv_builtin): Likewise.
9091 (altivec_expand_stv_builtin): Likewise.
9092 (rs6000_expand_ternop_builtin): Likewise.
9093 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
9094 (altivec_expand_st_builtin): Likewise.
9095 (altivec_expand_dst_builtin): Likewise.
9096 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
9097 arglist. Use new CALL_EXPR accessors. Fix callers.
9098 (altivec_expand_vec_set_builtin): Likewise.
9099 (altivec_expand_vec_ext_builtin): Likewise.
9100 (altivec_expand_builtin): Use new CALL_EXPR accessors.
9101 (spe_expand_builtin): Likewise.
9102 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
9103 arglist. Use new CALL_EXPR accessors. Fix callers.
9104 (spe_expand_evsel_builtin): Likewise.
9105 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
9106 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
9108 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
9109 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
9110 (arm_expand_unop_builtin): Likewise.
9111 (arm_expand_builtin): Use new CALL_EXPR accessors.
9113 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
9116 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
9117 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
9118 (bfin_expand_unop_builtin): Likewise.
9119 (bfin_expand_builtin): Use new CALL_EXPR accessors.
9121 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9122 Brooks Moses <brooks.moses@codesourcery.com>
9123 Lee Millward <lee.millward@codesourcery.com>
9125 * c-semantics.c (build_stmt): Add internal diagnostic check.
9127 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
9128 accessors. Print arguments explicitly instead of as a list.
9130 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
9132 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
9133 (c_finish_omp_flish): Likewise.
9135 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
9136 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
9137 instead of TREE_CODE_LENGTH.
9138 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
9139 (c_warn_unused_result): Likewise.
9141 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9144 * doc/invoke.texi (Warning Options): Remove
9145 -Werror-implicit-function-declaration.
9146 (Wimplicit-function-declaration): Update description.
9147 * opts.c (common_handle_option): Move handling of -Werror=* to...
9148 (enable_warning_as_error): ...here.
9149 * opts.h (enable_warning_as_error): Declare.
9150 * c-decl.c (implicit_decl_warning): Unless
9151 -Wno-implicit-function-declaration is given, emit a pedwarn if
9152 -std=c99 or emit a warning if -Wimplicit-function-declaration.
9153 * c.opt (Wimplicit-function-declaration): Replace
9154 mesg_implicit_function_declaration with
9155 warn_implicit_function_declaration.
9156 * c-opts.c (c_common_handle_option):
9157 -Werror-implicit-function-declaration is exactly equal as
9158 -Werror=implicit-function-declaration.
9159 (set_Wimplicit): Replace mesg_implicit_function_declaration with
9160 warn_implicit_function_declaration.
9161 (c_common_post_options): -Wimplict-function-declaration is enabled
9162 by default by -std=c99, otherwise is disabled by default.
9163 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
9165 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
9167 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
9168 DECL on the rhs to a DECL on the lhs for debug info purposes if the
9169 former is ignored but not the latter.
9171 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
9173 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
9174 is made and the reference doesn't use the alias set of its type,
9175 do not create the temporary using that type.
9177 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
9179 * jump.c: Remove prototypes for delete_computation and
9180 delete_prior_computation.
9182 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
9184 * jump.c (get_label_after): Delete.
9185 (get_label_before, delete_computation, delete_jump,
9186 delete_prior_computation, follow_jumps): Move...
9187 * reorg.c (delete_computation, delete_prior_computation): ... here...
9188 (get_label_before, delete_jump): ... making these static ...
9189 (follow_jumps): ... and simplifying this since it only runs after
9191 * rtl.h (get_label_after, get_label_before, delete_jump,
9192 follow_jumps): Delete prototypes.
9194 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
9196 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
9198 2007-02-15 Nick Clifton <nickc@redhat.com>
9200 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
9201 order to prevent it from being munged by the target.
9203 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
9205 * config/i386/i386.md: Remove misleading comment.
9207 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
9209 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
9210 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
9213 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
9215 * tree-sra.c (instantiate_missing_elements): Canonicalize
9217 (sra_build_assignment): New.
9218 (generate_copy_inout, generate_element_copy,
9219 generate_element_zero, generate_one_element_init): Use it.
9221 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
9223 * tree-sra.c (instantiate_missing_elements): Canonicalize
9225 (sra_build_assignment): New.
9226 (generate_copy_inout, generate_element_copy,
9227 generate_element_zero, generate_one_element_init): Use it.
9229 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
9231 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
9234 2007-02-14 Joseph Myers <joseph@codesourcery.com>
9236 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
9237 types as aggregates not scalars.
9238 * function.c (assign_stack_temp_for_type): Likewise.
9240 2007-02-14 Roger Sayle <roger@eyesopen.com>
9241 Zdenek Dvorak <dvorakz@suse.cz>
9243 * tree-dump.c (dump_switch_p_1): Require exact match of the option
9246 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
9248 * passes.c (next_pass_1): Clear the next field of the copied
9251 2007-02-14 Richard Henderson <rth@redhat.com>
9253 * tree-sra.c (early_sra): New.
9254 (decl_can_be_decomposed_p): Deny va_list if early_sra.
9255 (tree_sra_early, pass_sra_early): New.
9256 * tree-pass.h (pass_sra_early): Declare.
9257 * passes.c (init_optimization_passes): Use it.
9259 2007-02-14 Richard Guenther <rguenther@suse.de>
9261 * flags.h (issue_strict_overflow_warning): Convert to a macro.
9263 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
9265 PR tree-optimization/30771
9266 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
9268 (vect_analyze_operations): Induction phis can now be marked as
9270 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
9271 Update documentation accordingly.
9273 2007-02-14 Nick Clifton <nickc@redhat.com>
9275 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
9276 most 3 arguments are supported.
9277 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
9279 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
9281 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
9282 Ensure dst->current is valid.
9284 2007-02-13 Paul Brook <paul@codesourcery.com>
9286 * config.gcc: Add arm*-*-uclinux-*eabi.
9287 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
9288 (SUBTARGET_EXTRA_LINK_SPEC): Define.
9289 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
9290 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
9291 (LINK_SPEC): Define.
9293 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
9295 * config/arm/uclinux-eabi.h: New file.
9296 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
9297 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
9300 2007-02-13 Ian Lance Taylor <iant@google.com>
9302 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
9303 * flags.h (warn_strict_overflow): Declare.
9304 (enum warn_strict_overflow_code): Define.
9305 (issue_strict_overflow_warning): New static inline function.
9306 * opts.c (warn_strict_overflow): New variable.
9307 (common_handle_option): Handle OPT_Wstrict_overflow and
9308 OPT_Wstrict_overflow_.
9309 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
9311 * fold-const.c: Include intl.h.
9312 (fold_deferring_overflow_warnings): New static variable.
9313 (fold_deferred_overflow_warning): New static variable.
9314 (fold_deferred_overflow_code): New static variable.
9315 (fold_defer_overflow_warnings): New function.
9316 (fold_undefer_overflow_warnings): New function.
9317 (fold_undefer_and_ignore_overflow_warnings): New function.
9318 (fold_deferring_overflow_warnings_p): New function.
9319 (fold_overflow_warning): New static function.
9320 (make_range): Add strict_overflow_p parameter. Change all
9322 (extract_muldiv, extract_muldiv_1): Likewise.
9323 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
9324 tree_expr_nonnegative_p.
9325 (fold_negate_expr): Call fold_overflow_warning.
9326 (fold_range_test): Likewise.
9327 (fold_comparison): Likewise.
9328 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
9329 instead of tree_expr_nonnegative_p.
9330 (tree_expr_nonnegative_warnv_p): Rename from
9331 tree_expr_nonnegative_p, add strict_overflow_p parameter.
9332 (tree_expr_nonnegative_p): New function.
9333 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
9334 strict_overflow_p parameter.
9335 (tree_expr_nonzero_p): New function.
9336 * passes.c (verify_interpass_invariants): New static function.
9337 (execute_one_pass): Call it.
9338 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
9340 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
9341 (estimate_numbers_of_iterations): Likewise.
9342 (scev_probably_wraps_p): Likewise.
9343 * tree-ssa-ccp.c: Include "toplev.h".
9344 (evaluate_stmt): Defer fold overflow warnings until we know we are
9346 (struct fold_stmt_r_data): Add stmt field.
9347 (fold_stmt_r): Defer fold overflow warnings until we know we
9349 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
9350 (fold_stmt_inplace): Likewise.
9351 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
9352 (cleanup_control_expr_graph): Defer fold overflow warnings until
9353 we know we are going to optimize.
9354 * tree-cfg.c (fold_cond_expr_cond): Likewise.
9355 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
9357 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
9358 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
9359 * tree-ssa-loop-manip.c (create_iv): Likewise.
9360 * c-typeck.c (build_conditional_expr): Likewise.
9361 (build_binary_op): Likewise.
9362 * tree-vrp.c (vrp_expr_computes_nonzero): Call
9363 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
9364 (extract_range_from_unary_expr): Likewise.
9365 * simplify-rtx.c (simplify_const_relational_operation): Warn when
9366 assuming that signed overflow does not occur.
9367 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
9368 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
9369 (fold_defer_overflow_warnings): Declare.
9370 (fold_undefer_overflow_warnings): Declare.
9371 (fold_undefer_and_ignore_overflow_warnings): Declare.
9372 (fold_deferring_overflow_warnings_p): Declare.
9373 (tree_expr_nonzero_warnv_p): Declare.
9374 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
9376 (Warning Options): Document -Wstrict-overflow.
9377 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
9378 (tree-ssa-ccp.o): Likewise.
9379 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
9380 (fold-const.o): Depend on intl.h.
9382 2007-02-13 Ian Lance Taylor <iant@google.com>
9385 * lower-subreg.c (resolve_simple_move): Decompose subregs in
9388 2007-02-13 Stuart Hastings <stuart@apple.com>
9390 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
9392 2007-02-13 Richard Henderson <rth@redhat.com>
9394 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
9395 handled_component_p before looking for the indirect_ref.
9397 2007-02-13 Richard Henderson <rth@redhat.com>
9399 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
9400 remove flags clobber.
9401 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
9402 (bswaphi_lowpart): New.
9403 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
9404 remove TARGET_BSWAP test. Delete expander of the same name.
9406 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
9407 (expand_unop): Use them.
9409 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
9411 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
9412 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
9413 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
9414 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
9415 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
9416 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
9417 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
9418 assembler dialect choice from asm templates.
9420 2007-02-12 Richard Henderson <rth@redhat.com>
9422 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
9423 (fixuns_trunc<SSEMODEF>si2): Use it.
9424 * config/i386/sse.md (vec_setv4sf_0): Export.
9425 * config/i386/i386.c (ix86_build_const_vector): Export.
9426 (ix86_split_convert_uns_si_sse): Rename from
9427 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
9428 * config/i386/i386-protos.h: Update.
9430 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9433 * c-typeck.c (c_finish_return): Improve warning message.
9435 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9437 * alias.c (find_symbolic_term): Delete unused function.
9439 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
9441 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
9442 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
9443 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
9445 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
9447 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
9448 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
9449 the function, temporarily point the debug interface to the null one.
9451 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
9453 * dwarf2out.c (round_up_to_align): New static function.
9454 (field_byte_offset): Use it to round the offset.
9456 2007-02-12 Richard Henderson <rth@redhat.com>
9458 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
9459 (inswl_const): Export.
9461 2007-02-12 Richard Henderson <rth@redhat.com>
9463 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
9464 result mode of the libcall, convert back to outmode.
9466 2007-02-12 Roger Sayle <roger@eyesopen.com>
9468 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
9469 (bswapdi2): New define_expand to implement 32-bit implementation.
9471 2007-02-12 Nick Clifton <nickc@redhat.com>
9473 * doc/invoke.texi (Overall Options): Document --help=.
9474 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
9475 (cc1_options): Pass --help= on to cc1.
9476 (display_help): Add description of --help=.
9477 (process_command): Add code to handle --help=. Allow translated
9478 --help and --target-help switches to be passed on to compiler
9480 (main): Remove unused if statement.
9481 * opts.c (columns): Remove.
9482 (LEFT_COLUMN): Define.
9483 (wrap_help): Add columns argument.
9484 (print_filtered_help): Change parameters to be an include bitmask,
9485 an exclude bitmask, an any bitmask and the column width. Move the
9486 code to display the params list here. Add code to display the
9487 status of options rather than their descriptions if the quiet flag
9489 (print_specific_help): Change parameters to be an include bitmask,
9490 an exclude bitmask and an any bitmask. Move code to look up the
9491 column width here. Decide upon the title for an options listing.
9492 (common_handle_options): Add code to handle --help=. Adapt code
9493 for --help and --target-help to use the revised form of the
9494 print_specific_help function.
9495 (print_help): Delete.
9496 (print_param_help): Delete.
9497 (print_switch): Delete.
9498 * opts.h (cl_lang_count): Add prototype.
9499 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
9500 CL_MAX_OPTION_CLASS): New defines.
9501 * optc-gen.awk: Add construction of cl_lang_count.
9502 * c.opt: Add Warning attribute to warning options and Optimization
9503 attribute to optimization options.
9504 * common.opt: Likewise.
9506 Add -fhelp and -ftarget-help as aliases for the transformed --help
9507 and --target-help options.
9508 * opt-functions.awk: Add code to handle Warning and Optimization
9511 2007-02-12 Richard Henderson <rth@redhat.com>
9513 * config/alpha/constraints.md: New file.
9514 * config/alpha/alpha.c: Include tm-constrs.h.
9515 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
9516 alpha_extra_constraint): Remove.
9517 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
9518 * config/alpha/alpha-protos.h: Update.
9519 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
9520 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
9521 (EXTRA_CONSTRAINT): Remove.
9522 * config/alpha/alpha.md: Include constraints.md.
9523 (adddi splitter): Use satisfies_constraint_*.
9524 * config/alpha/predicates.md (add_operand): Likewise.
9525 (sext_add_operand, addition_operation): Likewise.
9527 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
9529 PR tree-optimization/29145
9530 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
9531 in our handling of restrict qualified pointers.
9533 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9536 * doc/invoke.texi (Wunused-value): Update description.
9537 (Wextra): Delete item.
9538 * opts.c (set_Wextra): Don't use the value of Wextra to set the
9539 value of Wunused-value.
9540 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
9541 (c_finish_stmt_expr): Don't check extra_warnings.
9542 (emit_side_effect_warnings): The caller is responsible to check
9545 2007-02-11 Roger Sayle <roger@eyesopen.com>
9546 Matt Thomas <matt@3am-software.com>
9548 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
9550 2007-02-11 Roger Sayle <roger@eyesopen.com>
9552 * simplify-rtx.c (simplify_relational_operation_1): Optimize
9553 comparisons of POPCOUNT against zero.
9554 (simplify_const_relational_operation): Likewise.
9556 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9558 * doc/invoke.texi (Wextra): Delete outdated paragraph.
9560 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9562 * dwarf2out.c (root_type): Delete unused function.
9564 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9566 * genattrtab.c (contained_in_p): Delete unused function.
9567 (write_expr_attr_cache): Likewise.
9569 2007-02-11 Jan Hubicka <jh@suse.cz>
9571 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
9574 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
9576 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
9577 to add the REG_EQ* note.
9578 * see.c (see_merge_one_use_extension): Likewise.
9579 * local-alloc.c (update_equiv_regs): Likewise. Also don't
9580 turn REG_EQUAL notes into REG_EQUIV notes if the target
9581 register may have more than one set.
9582 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
9583 * gcse.c (try_replace_reg): Likewise.
9584 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
9585 * calls.c (fixup_tail_calls): Likewise. Abort if there is
9586 more than one REG_EQUIV note.
9587 * reload1.c (gen_reload): Use set_unique_reg_note.
9589 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
9591 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
9592 (ix86_builtin_conversion): New function.
9594 2007-02-06 Mark Mitchell <mark@codesourcery.com>
9597 * tree.h (DECL_REPLACEABLE_P): New macro.
9598 * except.c (set_nothrow_function_flags): Likewise.
9600 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
9601 Ira Rosen <irar@il.ibm.com>
9602 Dorit Nuzman <dorit@il.ibm.com>
9604 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
9605 * targhooks.c (default_builtin_vectorized_conversion): New.
9606 * targhooks.h (default_builtin_vectorized_function): New declaration.
9607 * target.h (struct vectorize): Add builtin_conversion field.
9608 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
9609 stmt_vec_info_type value.
9610 (vectorizable_conversion): New declaration.
9611 * tree-vect-analyze.c (vect_analyze_operations): Add
9612 vectorizable_conversion call.
9613 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
9614 * tree-vect-transform.c (vectorizable_conversion): New function.
9615 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
9616 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
9618 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
9619 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
9620 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
9621 or ALTIVEC_BUILTIN_VCFSX.
9623 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9626 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
9627 CONST_DOUBLE and operand 0 is a hard register.
9628 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
9629 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
9630 is a hard floating-point register.
9632 2007-02-10 Richard Henderson <rth@redhat.com>
9633 Jakub Jelinek <jakub@redhat.com>
9634 Alexandre Oliva <aoliva@redhat.com>
9636 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
9637 * builtin-types.def (BT_WORD): Make unsigned.
9638 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
9639 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
9640 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
9641 * c-decl.c (grokdeclarator): Don't error if !have_tls.
9642 * c-parser.c (c_parser_omp_threadprivate): Likewise.
9643 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
9645 * expr.c (emutls_var_address): New.
9646 (expand_expr_real_1): Expand emulated tls.
9647 (expand_expr_addr_expr_1): Likewise.
9648 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
9649 * output.h (emutls_finish): Declare.
9650 * toplev.c (compile_file): Call it.
9651 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
9652 address before wrapping in CONST.
9653 * varasm.c (emutls_htab, emutls_object_type): New.
9654 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
9655 (get_emutls_object_name, get_emutls_object_type): New.
9656 (get_emutls_init_templ_addr, emutls_decl): New.
9657 (emutls_common_1, emutls_finish): New.
9658 (assemble_variable): When emulating tls, swap decls; generate
9659 constructor for the emutls objects.
9660 (do_assemble_alias): When emulating tls, swap decl and target name.
9661 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
9663 * varpool.c (decide_is_variable_needed): Look at force_output.
9664 Recurse for emulated tls.
9665 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
9666 with decide_is_variable_needed.
9667 * emutls.c: New file.
9668 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
9669 tls_object for real tls.
9671 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
9673 PR rtl-optimization/29599
9674 * reload1.c (eliminate_regs_in_insn): Take the destination
9675 mode into account when computing the offset.
9677 2007-02-09 Stuart Hastings <stuart@apple.com>
9678 Richard Henderson <rth@redhat.com>
9680 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
9681 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
9682 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
9683 fixuns_truncdfhi2): New.
9684 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
9685 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
9686 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
9687 (floatunssidf2): Allow nonimmediate source.
9688 * config/i386/sse.md (movdi_to_sse): New.
9689 (vec_concatv2di): Drop '*'.
9690 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
9691 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
9692 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
9694 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
9695 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
9696 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
9697 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
9698 (ix86_build_signbit_mask): Fix decl of v, refactor to call
9699 ix86_build_const_vector.
9700 (x86_emit_floatuns): Rewrite.
9702 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9704 * genautomata.c (longest_path_length): Delete unused function.
9705 (struct state): Delete unused longest_path_length.
9706 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
9707 (get_free_state): Delete unused.
9709 2007-02-09 Jan Hubicka <jh@suse.cz>
9711 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
9712 * doc/invoke.texi (inline-unit-growth): Update default value.
9714 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
9715 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
9716 (rebuild_cgraph_edges): Likewise.
9717 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
9718 (dump_cgraph_node): Dump frequencies.
9719 (cgraph_clone_edge): Add frequency scales.
9720 (cgraph_clone_node): Add freuqnecy.
9721 * cgraph.h (cgraph_edge): Add freuqnecy argument.
9722 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
9723 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
9724 * tree-pass.h (TODO_rebuild_frequencies): New constant.
9725 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
9726 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
9727 (save_inline_function_body): Likewise.
9728 * ipa-inline.c: inluce rtl.h
9729 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
9730 (cgraph_edge_badness): Use frequencies.
9731 (cgraph_decide_recursive_inlining): Update clonning.
9732 (cgraph_decide_inlining_of_small_function): Dump frequency.
9733 * predict.c (estimate_bb_frequencies): Export.
9734 * predict.h (estimate_bb_frequencies): Declare.
9735 * tree-inline.c (copy_bb): Watch overflows.
9736 (expand_call_inline): Update call of cgraph_create_edge.
9737 (optimize_inline_calls): Use TODO flags to update frequnecies.
9738 * passes.h: Include predict.h
9739 (init_optimization_passes): Move profile ahead.
9740 (execute_function_todo): Handle TODO_rebuild_frequencies.
9742 2007-02-09 Roger Sayle <roger@eyesopen.com>
9744 * config/alpha/alpha.c (emit_insxl): Force the first operand of
9745 the insbl or inswl pattern into a register.
9747 2007-02-09 Roger Sayle <roger@eyesopen.com>
9749 * config/ia64/ia64.md (bswapdi2): New define_insn.
9751 2007-02-09 Richard Henderson <rth@redhat.com>
9753 * config/i386/constraints.md (Ym): New constraint.
9754 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
9755 (movdi_1_rex64): Split sse and xmm general register moves from
9756 memory move alternatives. Use conditional register constraints.
9757 (movsf_1, movdf_integer): Likewise.
9758 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
9759 (movdf_integer_rex64): New.
9760 (pushsf_rex64): Fix output constraints.
9761 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
9762 (sse2_stored): Likewise.
9763 (sse2_storeq_rex64): New.
9764 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
9765 amd and not generic.
9766 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
9767 for optimize_size. Remove SF/DFmode hack.
9769 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9771 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
9774 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
9775 Richard Sandiford <richard@codesourcery.com>
9777 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
9778 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
9779 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
9780 m68k/t-mlib to tmake_file.
9781 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
9782 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
9783 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
9784 Allow it to be cf or m68k. Set m68k_arch_family. If that
9785 variable is not empty, add t-$m68k_arch_family to tmake_file.
9786 Add t-mlibs to tmake_file.
9787 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
9788 * config/m68k/t-cf: New file.
9789 * config/m68k/t-m68k: Likewise.
9790 * config/m68k/t-mlibs: Likewise.
9791 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
9792 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
9793 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
9794 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
9795 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
9797 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
9798 (INSTALL_LIBGCC): Delete.
9799 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
9800 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
9801 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
9802 (M68K_MLIB_CPU): Define.
9803 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
9804 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
9805 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
9807 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
9808 Richard Guenther <rguenther@suse.de>
9811 * fold-const.c (fold_comparison): Handle obfuscated comparisons
9812 against INT_MIN/INT_MAX.
9813 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
9814 file if a loop is removed.
9816 2007-02-09 Joseph Myers <joseph@codesourcery.com>
9818 * calls.c (store_one_arg): Pass correct alignment to
9819 emit_push_insn for non-BLKmode values.
9820 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
9821 unaligned stack slot via a suitably aligned slot.
9823 2007-02-08 DJ Delorie <dj@redhat.com>
9825 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
9827 (legal_subregs): Use unsigned char, make const.
9828 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
9830 2007-02-08 Paul Brook <paul@codesourcery.com>
9832 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
9833 special interworking needed.
9835 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
9837 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
9838 conditional to __SSE2__.
9839 (Entries below should have been added to first ChangeLog
9840 entry for amdfam10 dated 2007-02-05)
9841 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
9843 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
9845 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
9848 2007-02-08 DJ Delorie <dj@redhat.com>
9850 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
9851 * config/m32c/m32c.c (legal_subregs): New.
9852 (m32c_illegal_subreg_p): New.
9853 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
9854 unsupported subregs of hard regs.
9856 2007-02-08 Jan Hubicka <jh@suse.cz>
9858 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
9859 the same one; always update histograms.
9861 2007-02-08 Diego Novillo <dnovillo@redhat.com>
9863 * passes.c (init_optimization_passes): Tidy comment.
9865 2007-02-08 Roger Sayle <roger@eyesopen.com>
9867 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
9868 strip zero_extend, bswap and rotates from POCOUNT's argument.
9869 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
9870 zero_extend and rotates from PARITY's argument.
9871 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
9872 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
9873 of an integer constant at compile-time.
9875 2007-02-08 Diego Novillo <dnovillo@redhat.com>
9878 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
9880 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
9883 * tree-ssa-live.c (remove_unused_locals): Do not remove
9884 TREE_ADDRESSABLE variables.
9885 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
9886 * tree-ssa-operands.c (add_virtual_operand): Remove argument
9887 FOR_CLOBBER. Update all users.
9888 If VAR has an associated alias set, add a virtual operand for
9889 it if no alias is found to conflict with the memory reference.
9891 2007-02-07 Jan Hubicka <jh@suse.cz>
9892 Robert Kidd <rkidd@crhc.uiuc.edu>
9894 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
9896 2007-02-07 Ian Lance Taylor <iant@google.com>
9898 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
9900 2007-02-07 Roger Sayle <roger@eyesopen.com>
9902 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
9903 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
9904 tablejumpdi, movsi_to_cr_one): Remove constraints from
9905 define_expand's match_operands.
9907 2007-02-07 Roger Sayle <roger@eyesopen.com>
9909 * global.c (compute_regsets): Move declatation of "i" inside of
9910 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
9912 2007-02-07 Jakub Jelinek <jakub@redhat.com>
9915 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
9916 of INDIRECT_REF <RESULT_DECL>.
9918 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
9920 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
9921 Kaz Kojima <kkojima@gcc.gnu.org>
9924 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
9926 (sh_initialize_trampoline): Add parentheses to avoid a warning.
9928 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
9930 * doc/loop.texi: Document possibility not to perform disambiguation
9931 of loops with multiple latches.
9932 * cfgloopmanip.c (alp_enum_p): Removed.
9933 (add_loop): Handle subloops. Use get_loop_body_with_size.
9934 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
9935 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
9936 the new forwarder block.
9937 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
9938 Handle the case latch is NULL.
9939 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
9940 when marking loop exits.
9941 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
9943 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
9944 disambiguate_loops_with_multiple_latches.
9945 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
9946 before fix_loop_structure.
9947 * cfgloop.c: Include pointer-set.h and output.h.
9948 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
9949 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
9950 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
9951 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
9952 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
9953 disambiguate_multiple_latches, get_loop_body_with_size,
9954 disambiguate_loops_with_multiple_latches): New functions.
9955 (flow_loop_dump): Dump multiple latch edges.
9956 (flow_loop_nodes_find): Handle loops with multiple latches.
9957 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
9958 (glb_enum_p): Modified.
9959 (get_loop_body): Use get_loop_body_with_size.
9960 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
9961 (AVOID_CFG_MODIFICATIONS): New constant.
9962 (disambiguate_loops_with_multiple_latches, add_loop,
9963 get_loop_body_with_size): Declare.
9964 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
9966 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
9969 * global.c (compute_regsets): New function.
9970 (global_alloc): Refactored ELIMINABLE_REGSET
9971 and NO_GLOBAL_ALLOC_REGS computation out.
9972 (rest_of_handle_global_alloc): Call compute_regsets()
9973 for non-optimizing case.
9975 2007-02-06 Richard Henderson <rth@redhat.com>
9977 * config/i386/constraints.md (Y2): Rename from Y.
9978 (Yi): New constraint.
9979 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
9980 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
9981 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
9982 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
9983 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
9984 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
9985 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
9986 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
9987 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
9988 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
9989 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
9990 vec_extractv2si_1): Change Y constraints to Y2.
9991 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
9992 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
9993 Change Y constraints to Y2.
9994 (sse2_loadld): Change Y constraints to x.
9996 2007-02-06 Roger Sayle <roger@eyesopen.com>
9998 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
9999 (parity<mode>2): New define_expand using rs6000_emit_parity.
10000 * config/rs6000/rs6000.c (rs6000_emit_popcount,
10001 rs6000_emit_parity): New functions.
10002 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
10003 rs6000_emit_parity): Prototype here.
10005 2007-02-06 Ian Lance Taylor <iant@google.com>
10007 * lower-subreg.c (simple_move_operand): Reject CONST.
10008 (resolve_clobber): Call validate_change rather than directly
10009 assigning to XEXP (pat, 0).
10011 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
10013 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
10014 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
10015 (tree-cfg.o): Remove hashtab.h dependency.
10017 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
10018 (struct ivopts_data): Change niters to pointer_map_t.
10019 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
10020 (niter_for_exit): Create pointer_map on demand. Change for
10022 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
10023 (free_loop_data): Destroy data->niters if created and reset field.
10024 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
10025 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
10027 * tree-ssa-reassoc.c: Include pointer-set.h.
10028 (bb_rank): Change to long *.
10029 (operand_rank): Change to pointer_map_t.
10030 (find_operand_rank): Return long, -1 if not found. Declare as inline.
10031 (insert_operand_rank): Accept long.
10032 (operand_entry_hash, operand_entry_eq): Remove.
10033 (get_rank): Return long. Adjust for changes above.
10034 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
10036 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
10038 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
10039 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
10040 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
10042 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
10043 directly since it cannot be NULL.
10044 (get_vi_for_tree): Rewrite for pointer_map API.
10045 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
10046 (init_alias_vars): Create vi_for_tree as pointer_map.
10047 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
10049 * tree-cfg.c: Don't include hashtab.h.
10050 (edge_to_cases): Declare as pointer_map.
10051 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
10053 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
10054 (start_recording_case_labels): Create edge_to_cases as pointer_map.
10055 (end_recoding_case_labels): Cleanup edge_to_cases manually before
10057 (record_switch_edge): Delete.
10058 (get_cases_for_edge): Adjust for pointer_map API, inline
10059 record_switch_edge (rewritten for new API), remove goto.
10061 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
10063 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
10064 * tree-nested.c: Include pointer-set.h.
10065 (var_map_elt, var_map_eq, var_map_hash): Delete.
10066 (struct nesting_info): Remove GTY marker. Change the two htab_t's
10067 to pointer_map_t's.
10068 (nesting_info_bitmap_obstack): New.
10069 (lookup_field_for_decl): Adjust for pointer_map API.
10070 (lookup_tramp_for_decl): Adjust for pointer_map API.
10071 (get_nonlocal_debug_decl): Adjust for pointer_map API.
10072 (get_local_debug_decl): Adjust for pointer_map API.
10073 (convert_nl_goto_reference): Adjust for pointer_map API.
10074 (convert_nl_goto_receiver): Adjust for pointer_map API.
10075 (create_nesting_tree): Create outside GGC space. Create bitmap on
10076 the new obstack. Create field_map and var_map as pointer_maps.
10077 (free_nesting_tree): Adjust for changes to create_nesting_tree.
10079 (lower_nested_functions): Move root here, no need to NULL it.
10080 Initialize and release the obstack.
10082 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
10084 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
10085 Remove prototypes and make them non-static.
10086 (struct tree_int_map): Remove.
10087 * tree.h (struct tree_int_map): Move here, turning TO into an
10089 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
10091 * tree.h (TREE_COMPLEXITY): Remove.
10092 (struct tree_exp): Remove complexity field.
10093 * tree.c (build1_stat): Don't set it.
10095 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
10096 Victor Kaplansky <victork@il.ibm.com>
10098 * tree-vectorizer.c (vect_is_simple_use): Support induction.
10099 (vect_is_simple_reduction): Support reduction with induction as
10100 one of the operands.
10101 (vect_is_simple_iv_evolution): Fix formatting.
10102 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
10103 formatting. Don't mark induction phis for vectorization.
10104 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
10105 * tree-vect-transform.c (get_initial_def_for_induction): New function.
10106 (vect_get_vec_def_for_operand): Support induction.
10107 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
10109 (vectorizable_reduction): Support reduction with induction as one of
10111 (vectorizable_type_demotion): Use def-type of stmt argument rather
10112 than dummy def-type.
10114 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
10115 flag_tree_scev_cprop.
10116 * common.opt (tree-scev-cprop): New flag.
10118 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
10119 call to vect_get_new_vect_var.
10121 2007-02-06 Ira Rosen <irar@il.ibm.com>
10123 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
10124 vectype is not NULL.
10125 (vect_pattern_recog_1): Likewise.
10127 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10129 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
10130 (fold_negate_expr): Likewise.
10132 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
10135 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
10136 even if cv-qualification is the same.
10138 2007-02-05 Geoffrey Keating <geoffk@apple.com>
10140 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
10141 __enable_execute_stack on completion.
10143 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10145 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
10146 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
10147 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
10148 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
10149 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
10150 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
10151 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
10152 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
10154 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10156 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
10157 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
10158 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
10159 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
10160 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
10161 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
10162 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
10163 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
10164 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
10165 umuldi3_highpart_rex64, umulsi3_highpart_insn,
10166 umulsi3_highpart_zext, smuldi3_highpart_rex64,
10167 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
10168 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
10169 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
10170 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
10171 sqrtextenddfxf2_i387): Added amdfam10_decode.
10173 * config/i386/athlon.md (athlon_idirect_amdfam10,
10174 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
10175 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
10176 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
10177 athlon_ivector_store_amdfam10): New define_insn_reservation.
10178 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
10181 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10183 * config/i386/athlon.md (athlon_call_amdfam10,
10184 athlon_pop_amdfam10, athlon_lea_amdfam10): New
10185 define_insn_reservation.
10186 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
10187 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
10188 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
10190 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10192 * config/i386/athlon.md (athlon_sseld_amdfam10,
10193 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
10194 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
10196 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10198 * config/i386/athlon.md (athlon_sseins_amdfam10): New
10199 define_insn_reservation.
10200 * config/i386/i386.md (sseins): Added sseins to define_attr type
10201 and define_attr unit.
10202 * config/i386/sse.md: Set type attribute to sseins for insertq
10205 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10207 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
10208 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
10209 ssecomi_load_amdfam10, ssecomi_amdfam10,
10210 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
10211 define_insn_reservation.
10212 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
10214 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10216 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
10217 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
10218 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
10219 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
10220 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
10221 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
10222 define_insn_reservation.
10224 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
10225 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
10226 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
10227 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
10228 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
10230 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10232 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
10233 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
10234 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
10235 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
10236 athlon_ssemul_load_k8): Added amdfam10.
10238 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10240 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
10241 (x86_sse_unaligned_move_optimal): New variable.
10243 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
10245 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
10246 for unaligned vector SSE double/single precision loads for AMDFAM10.
10248 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10250 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
10251 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
10252 Define TARGET_CPU_DEFAULT_amdfam10.
10253 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
10254 (processor_type): Add PROCESSOR_AMDFAM10.
10256 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
10257 processor_type in config/i386/i386.h.
10258 Enable imul peepholes for TARGET_AMDFAM10.
10260 * config.gcc: Add support for --with-cpu option for amdfam10.
10262 * config/i386/i386.c (amdfam10_cost): New variable.
10263 (m_AMDFAM10): New macro.
10264 (m_ATHLON_K8_AMDFAM10): New macro.
10265 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
10266 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
10267 x86_promote_QImode, x86_integer_DFmode_moves,
10268 x86_partial_reg_dependency, x86_memory_mismatch_stall,
10269 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
10270 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
10271 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
10272 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
10273 Enable/disable for amdfam10.
10274 (override_options): Add amdfam10_cost to processor_target_table.
10275 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
10276 processor_alias_table.
10277 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
10278 (ix86_adjust_cost): Add code for amdfam10.
10280 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10282 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
10283 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
10284 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
10285 * config/i386/i386.h: Add builtin definition for SSE4A.
10286 * config/i386/i386.md: Add support for ABM instructions
10287 (popcnt and lzcnt).
10288 * config/i386/sse.md: Add support for SSE4A instructions
10289 (movntss, movntsd, extrq, insertq).
10290 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
10291 Add -march=amdfam10 flag.
10292 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
10293 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
10295 * doc/extend.texi: Add documentation for SSE4A builtins.
10297 2007-02-05 Bob Wilson <bob.wilson@acm.org>
10299 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
10301 2007-02-05 Richard Guenther <rguenther@suse.de>
10303 * tree-vectorizer.h (vectorizable_function): Add argument type
10304 argument, change return type.
10305 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
10306 * tree-vect-transform.c (vectorizable_function): Handle extra
10307 argument, return vectorized function decl.
10308 (build_vectorized_function_call): Remove.
10309 (vectorizable_call): Handle calls with result and argument types
10310 differing. Handle loop vectorization factor correctly.
10311 * targhooks.c (default_builtin_vectorized_function): Adjust for
10313 * targhooks.h (default_builtin_vectorized_function): Likewise.
10314 * target.h (builtin_vectorized_function): Add argument type
10316 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
10317 extra argument, allow vectorizing of lrintf.
10318 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
10319 documentation of target hook.
10321 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
10324 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
10325 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
10326 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
10328 2007-02-05 Roger Sayle <roger@eyesopen.com>
10330 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
10331 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
10332 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
10333 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
10334 before canonicalizing sincos to cexpi.
10335 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
10337 2007-02-05 Roger Sayle <roger@eyesopen.com>
10339 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
10340 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
10341 (alpha_init_builtins): Use alpha_add_builtins to process tables.
10343 2007-02-05 Roger Sayle <roger@eyesopen.com>
10345 * mips-tfile.c (initialize_init_file): Correct endianness test.
10347 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
10349 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
10350 the 'y' constraint.
10352 2007-02-05 Richard Sandiford <richard@codesourcery.com>
10354 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
10355 saves in a PARALLEL before the register assignments.
10357 2007-02-05 Richard Sandiford <richard@codesourcery.com>
10359 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
10360 DWARF_FRAME_RETURN_COLUMN to be a general register.
10361 * dwarf2out.c (init_return_column_size): New function, split from...
10362 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
10363 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
10364 to be nongeneral registers.
10365 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
10367 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
10368 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
10370 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
10372 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
10374 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
10376 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
10377 (remove_path): Use can_remove_branch_p and remove_branch instead
10378 of loop_delete_branch_edge.
10379 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
10380 (tree_transform_and_unroll_loop): Remove dead branches immediately.
10381 Update profile using scale_dominated_blocks_in_loop.
10382 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
10383 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
10384 (can_remove_branch_p, remove_branch): Declare.
10385 * tree-cfg.c (tree_can_remove_branch_p): New function.
10386 (tree_cfg_hooks): Add tree_can_remove_branch_p.
10387 * cfgrtl.c (rtl_can_remove_branch_p): New function.
10388 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
10390 2007-02-05 Jan Hubicka <jh@suse.cz>
10392 PR middle-end/30696
10393 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
10394 nodes in cgraph, don't remove offline copy of the function.
10396 2007-02-04 Jan Hubicka <jh@suse.cz>
10398 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
10399 vectors might cause maybe_lookup_element_for_expr to be called
10400 on non-sra-candidate.
10402 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
10404 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
10405 config/bfin/bfin.md, config/bfin/predicates.md: Follow
10406 spelling conventions.
10408 2007-02-04 Richard Guenther <rguenther@suse.de>
10410 PR middle-end/30636
10411 * fold-const.c (try_move_mult_to_index): Make sure to not
10412 overflow one dimension of a multi-dimensional array access.
10414 2007-02-04 Jan Hubicka <jh@suse.cz>
10416 * passes.c (init_optimization_passes): Reindent.
10418 2007-02-04 Jan Hubicka <jh@suse.cz>
10419 Eric Botcazou <ebotcazou@adacore.com>
10421 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
10422 (execute_fixup_cfg): Break out the abnormal goto code.
10423 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
10424 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
10425 (optimize_inline_calls): Call make_nonlocal_label_edges.
10427 2007-02-04 Jan Hubicka <jh@suse.cz>
10429 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
10430 true when something was changed.
10431 (rename_ssa_copies): When something was changed, do
10432 TODO_remove_unused_locals.
10433 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
10434 add TODO_remove_unused_locals when instruction was removed.
10436 2007-02-04 Jan Hubicka <jh@suse.cz>
10438 * ipa-inline.c (try_inline): Improve debug output; work on already
10440 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
10441 call try_inline for already inlined edges too when flattening;
10442 inline also functions that make callee growth but overall unit size
10445 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
10447 * config/m32c/bitops.md, config/m32c/jump.md,
10448 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
10449 config/m32r/m32r.h, config/m32r/m32r.md,
10450 config/m32r/predicates.md, config/m68hc11/larith.asm,
10451 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
10452 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
10453 config/mips/mips-protos.h, config/mips/mips.c,
10454 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
10455 config/mn10300/mn10300.h, config/mn10300/predicates.md,
10456 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
10457 spelling conventions.
10459 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
10460 Follow spelling conventions.
10462 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
10464 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
10465 warn about C++0x compatibility.
10467 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
10469 * config/h8300/h8300.c, config/h8300/h8300.h,
10470 config/h8300/h8300.md: Follow spelling conventions.
10472 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
10474 PR middle-end/30667
10475 * combine.c (try_combine): Do not substitute source operand
10476 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
10478 2007-02-03 Jan Hubicka <jh@suse.cz>
10480 PR gcov-profile/30650
10481 * value-prof.c (stringop_block_profile): Fix handling of size counter;
10482 do not divide by zero for never executed counters.
10483 (tree_find_values_to_profile): Fix counters.
10484 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
10486 2007-02-03 Ian Lance Taylor <iant@google.com>
10488 * lower-subreg.c (simple_move_operand): New static function,
10489 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
10491 (simple_move): Call simple_move_operand.
10492 (find_decomposable_subregs): Add special handling of MEMs.
10493 (can_decompose_p): Rename from cannot_decompose_p. Reverse
10494 meaning of return value. If we see a hard register, test whether
10495 it can store a word_mode value. Change all callers.
10497 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10499 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
10500 ftrapv insns and expanders.
10501 (subdi3): Change define_expand operand 1 to arith11_operand, and
10502 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
10503 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
10504 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
10507 PR middle-end/30174
10508 * varasm.c (notice_global_symbol): Treat global objects as weak when
10509 flag_shlib is true.
10511 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10513 * emit-rtl.c (dconstpi): Delete.
10514 (dconstsqrt2): New.
10515 (init_emit_once): Delete dconstpi and init dconstsqrt2.
10516 * real.h (dconstpi): Delete.
10517 (dconstsqrt2): New.
10518 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
10519 (fold_builtin_hypot): Likewise.
10521 2007-02-03 Tom Tromey <tromey@redhat.com>
10524 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
10525 -gcoff3, -gxcoff3, -gvms3 implies -dD.
10527 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
10529 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
10530 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
10531 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
10532 config/rs6000/cell.md, config/rs6000/darwin.h,
10533 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
10534 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
10535 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
10536 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
10537 typos. Follow spelling conventions.
10538 * doc/invoke.texi: Follow spelling conventions.
10540 2007-02-03 Roger Sayle <roger@eyesopen.com>
10542 * simplify-rtx.c (simplify_relational_operation_1): Implement some
10543 canonicalization transformations that attempt to simplify integer
10544 constant comparisons to become comparisons against zero.
10546 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10548 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
10550 * fold-const.c (fold_binary): Fix comment typos. Fold complex
10551 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
10553 2007-02-02 Mike Stump <mrs@apple.com>
10555 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
10556 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
10557 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
10558 generate a branch island.
10560 2007-02-02 Bob Wilson <bob.wilson@acm.org>
10562 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
10563 (xtensa_legitimate_address_p): New.
10564 (xtensa_legitimize_address): New.
10565 (xtensa_output_addr_const_extra): New.
10566 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
10568 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
10569 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
10570 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
10571 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
10572 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
10573 (xtensa_legitimize_address): New.
10574 (xtensa_output_addr_const_extra): New.
10576 2007-02-02 Steve Ellcey <sje@cup.hp.com>
10578 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
10580 2007-02-02 Ian Lance Taylor <iant@google.com>
10582 * expmed.c (expand_divmod): Add comment.
10584 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
10586 * emit-rtl.c (renumber_insns): Remove.
10587 * flags.h: Remove the extern for flag_renumber_insns.
10588 * rtl.h: Remove the prototype for renumber_insns.
10589 * toplev.c (flag_renumber_insns): Remove.
10591 2007-02-02 Hui-May Chang <hm.chang@apple.com>
10593 Revert for x86 darwin:
10594 2005-06-19 Uros Bizjak <uros@kss-loka.si>
10596 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
10597 code before the following patch under TARGET_MACHO.
10598 (ix86_function_value_regno_p): Likewise.
10600 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10602 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
10605 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10608 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
10609 general or fp registers. Add comments.
10610 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
10612 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
10614 * pointer-set.c (insert_aux): Only return insertion slot.
10615 (pointer_set_insert): Adjust.
10616 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
10617 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
10618 pointer_map_traverse): New.
10619 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
10620 pointer_map_create, pointer_map_destroy, pointer_map_insert,
10621 pointer_map_contains, pointer_map_traverse): Declare.
10623 2007-02-02 Jakub Jelinek <jakub@redhat.com>
10625 PR middle-end/30473
10626 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
10627 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
10629 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10631 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
10633 (struct _dep): New type.
10634 (dep_t): New typedef.
10635 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
10636 (DEP_STATUS): New access macro. The macro with the same name was
10637 renamed to DEP_LINK_STATUS.
10638 (dep_init): Declare function
10640 (struct _dep_link): New type.
10641 (dep_link_t): New typedef.
10642 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
10643 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
10644 (DEP_LINK_STATUS): New macro.
10645 (debug_dep_links): New debug function.
10647 (struct _deps_list): New type.
10648 (deps_list_t): New typedef.
10649 (DEPS_LIST_FIRST): New access macro.
10650 (FOR_EACH_DEP_LINK): New cycle macro.
10651 (create_deps_list, free_deps_list, delete_deps_list): Declare
10653 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
10654 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
10655 (copy_deps_list_change_con): Ditto.
10657 (move_dep_link): Declare function.
10659 (struct _dep_node): New type.
10660 (dep_node_t): New typedef.
10661 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
10663 (struct haifa_insn_data.back_deps): New field to hold backward
10664 dependencies of the insn.
10665 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
10667 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
10668 Change its type to deps_list_t.
10669 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
10670 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
10671 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
10673 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
10675 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
10677 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
10679 (dep_cost): Declare.
10681 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
10682 (ds_to_dk, dk_to_ds): New functions.
10684 (init_dep_1): New static function.
10685 (init_dep): New function.
10686 (copy_dep): New static function.
10688 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
10690 (detach_dep_link): New static function.
10691 (move_dep_link): New function.
10693 (dep_links_consistent_p, dump_dep_links): New static functions.
10694 (debug_dep_links): New debugging function.
10696 (deps_obstack, dl_obstack, dn_obstack): New static variables.
10698 (alloc_deps_list, init_deps_list): New static functions.
10699 (create_deps_list): New function.
10700 (clear_deps_list): New static function.
10701 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
10702 (deps_list_consistent_p, dump_deps_list): New static functions.
10703 (debug_deps_list): New function.
10704 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
10706 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
10708 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
10709 use new scheduler dependencies lists.
10710 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
10711 (sched_analyze): Ditto. Initialize dependencies lists.
10712 (add_forw_dep, compute_forward_dependences): Update to use new
10713 scheduler dependencies lists.
10715 (init_dependency_caches): Init deps_obstack.
10716 (free_dependency_caches): Free deps_obstack.
10718 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
10719 new scheduler dependencies lists.
10720 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
10721 (add_back_forw_dep, delete_back_forw_dep): Ditto.
10723 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
10724 Update to use new scheduler dependencies lists.
10725 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
10726 (debug_dependencies): Ditto.
10727 (schedule_region): Update comments.
10729 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
10730 scheduler dependencies lists.
10731 (schedule_ebb): Update comments.
10733 * rtl.def (DEPS_LIST): Remove.
10735 * lists.c (unused_deps_list): Remove.
10736 (free_list): Update assertions.
10738 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
10739 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
10741 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
10742 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
10744 * haifa-sched.c (comments): Update.
10745 (insn_cost1): Remove. Inline the code into insn_cost ().
10746 (insn_cost): Update to use new scheduler dependencies lists. Move
10747 processing of the dependency cost to dep_cost ().
10748 (dep_cost): New function. Use it instead of insn_cost () when
10749 evaluating cost of the dependency. Use compatible interface to
10750 interact with the target.
10751 (priority): Update to use new scheduler dependencies lists.
10752 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
10753 with greater number of insns that depend on the insn.
10754 (schedule_insn): Update to use new scheduler dependencies lists. Add
10755 code to free backward dependencies lists. Inline and optimize code
10756 from resolve_dep () - see PR28071.
10757 (ok_for_early_queue_removal): Update to use new scheduler dependencies
10758 lists. Update call to targetm.sched.is_costly_dependence hook.
10760 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
10761 scheduler dependencies lists.
10763 (resolve_dep): Remove. Move the logic to schedule_insn ().
10764 (init_h_i_d): Initialize dependencies lists.
10766 (process_insn_depend_be_in_spec): Rename to
10767 process_insn_forw_deps_be_in_spec. Update to use new scheduler
10768 dependencies lists.
10769 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
10770 Update to use new scheduler dependencies lists.
10771 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
10773 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
10774 new scheduler dependencies lists.
10775 (build_intra_loop_deps): Ditto.
10777 * target.h (struct _dep): Declare to use in
10778 gcc_target.sched.is_costly_dependence.
10779 (struct gcc_target.sched.adjust_cost): Fix typo.
10780 (struct gcc_target.sched.is_costly_dependence): Change signature to use
10781 single dep_t parameter instead of an equivalent triad.
10782 (struct gcc_target.sched.adjust_cost_2): Remove.
10784 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
10786 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
10788 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
10790 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
10792 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
10793 (REG_DEP_TRUE): Document.
10795 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
10796 Change signature to correspond to the targetm.sched.adjust_cost hook.
10797 Update use in TARGET_SCHED_ADJUST_COST_2.
10798 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
10799 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
10800 new scheduler dependencies lists.
10801 (ia64_gen_check): Ditto.
10803 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
10804 dependencies lists.
10806 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
10807 signature to correspond to the targetm.sched.is_costly_dependence hook.
10808 (is_costly_group): Update to use new scheduler dependencies lists.
10810 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
10811 instead of INSN_COST () macro.
10813 2007-02-01 Ian Lance Taylor <iant@google.com>
10815 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
10817 2007-02-01 Guy Martin <gmsoft@gentoo.org>
10819 * pa.md (tp_load): Correct mfctl instruction syntax.
10821 2007-02-01 Geoffrey Keating <geoffk@apple.com>
10823 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
10824 altivec_padding_size calculation on AIX. Improve comment, add
10825 assert to verify that it's right.
10827 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
10830 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
10832 PR inline-asm/28686
10833 * global.c (global_alloc): Add mising initialization of
10836 2007-02-01 Roger Sayle <roger@eyesopen.com>
10838 * alias.c (init_alias_analysis): Correct whitespace.
10839 * bb-reorder.c (fix_edges_for_rarely_executed_code,
10840 partition_hot_cold_basic_blocks): Likewise.
10841 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
10842 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
10843 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
10844 fold_builtin_snprintf_chk, fold_builtin_printf,
10845 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
10846 do_mpfr_arg3, do_mpfr_sincos): Likewise.
10847 * cfgcleanup.c (cleanup_cfg): Likewise.
10848 * cfgexpand.c (tree_expand_cfg): Likewise.
10849 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
10850 * function.c (get_next_funcdef_no): Likewise.
10851 * gengtype.c (main): Likewise.
10852 * genmodes.c (main): Likewise.
10853 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
10854 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
10855 * ifcvt.c (noce_emit_move_insn): Likewise.
10856 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
10858 * stor-layout.c (get_best_mode): Likewise.
10859 * tree-ssa-loop-niter.c (get_val_for): Likewise.
10860 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
10861 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
10862 perform_var_substitution, solve_graph): Likewise.
10863 * tree-vrp.c (vrp_finalize): Likewise.
10865 2007-02-01 Ian Lance Taylor <iant@google.com>
10867 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
10868 high part of a paradoxical subreg, return a constant zero.
10870 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
10872 * toplev.c (lang_dependent_init): Call init_set_costs.
10873 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
10875 2007-02-01 Richard Guenther <rguenther@suse.de>
10877 PR middle-end/30656
10878 * fold-const.c (fold_negate_expr): Allow negating a
10879 constant if overflow does not change.
10881 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10883 * doc/c-tree.texi (Expression trees): Improve markup.
10884 * doc/tm.texi (Register Classes, Addressing Modes)
10885 (Floating Point): Fix spacing after abbreviations. Fix some
10888 2007-02-01 Ben Elliston <bje@au.ibm.com>
10890 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
10891 * doc/contrib.texi: Likewise.
10892 * doc/install.texi: Likewise.
10894 2007-01-31 Richard Henderson <rth@redhat.com>
10895 Ian Lance Taylor <iant@google.com>
10897 * lower-subreg.c: New file.
10898 * rtl.def (CONCATN): Define.
10899 * passes.c (init_optimization_passes): Add pass_lower_subreg and
10900 pass_lower_subreg2.
10901 * emit-rtl.c (update_reg_offset): New static function, broken out
10902 of gen_rtx_REG_offset.
10903 (gen_rtx_REG_offset): Call update_reg_offset.
10904 (gen_reg_rtx_offset): New function.
10905 * regclass.c: Revert patch of 2006-03-05, restoring
10907 (clear_reg_info_regno): New function.
10908 * dwarf2out.c (concatn_loc_descriptor): New static function.
10909 (loc_descriptor): Handle CONCATN.
10910 * common.opt (fsplit_wide_types): New option.
10911 * opts.c (decode_options): Set flag_split_wide_types when
10913 * timevar.def (TV_LOWER_SUBREG): Define.
10914 * rtl.h (gen_reg_rtx_offset): Declare.
10915 (reg_scan_update): Declare.
10916 * regs.h (clear_reg_info_regno): Declare.
10917 * tree-pass.h (pass_lower_subreg): Declare.
10918 (pass_lower_subreg2): Declare.
10919 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
10920 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
10921 -fsplit-wide-types.
10922 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
10923 * Makefile.in (OBJS-common): Add lower-subreg.o.
10924 (lower-subreg.o): New target.
10926 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
10928 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
10930 2007-01-31 Anatoly Sokolov <aesok@post.ru>
10933 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
10935 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10937 PR middle-end/29335
10938 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
10940 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
10942 * cfgloop.h: Include vec-prim.h.
10943 (enum li_flags): Remove LI_ONLY_OLD.
10944 (loop_iterator): Changed.
10945 (fel_next, fel_init): Iterate over loop tree.
10946 (FOR_EACH_LOOP_BREAK): New macro.
10947 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
10949 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
10950 * modulo-sched.c (sms_schedule): Ditto.
10951 * tree-vectorizer.c (vectorize_loops): Ditto.
10952 * doc/loop.texi: Update information on loop numbering and behavior of
10953 FOR_EACH_LOOP wrto new loops.
10954 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
10955 add_to_evolution_1): Test nestedness of loops instead of comparing
10957 * tree-chrec.c (chrec_fold_plus_poly_poly,
10958 chrec_fold_multiply_poly_poly, chrec_evaluate,
10959 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
10960 reset_evolution_in_loop): Ditto.
10961 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
10963 2007-01-31 Dirk Mueller <dmueller@suse.de>
10965 * c-common.c (warn_about_parentheses): Separate warning about
10966 un-parenthized sequence of comparison operators from the one
10967 which is supposed to warn about x <= y <= z.
10969 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
10971 * optabs.h (enum optab_index): Add new OTI_isinf.
10972 (isinf_optab): Define corresponding macro.
10973 * optabs.c (init_optabs): Initialize isinf_optab.
10974 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
10976 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
10977 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
10979 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
10980 expand_builtin_interclass_mathfn.
10981 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
10982 * config/i386/i386.md (UNSPEC_FXAM): New constant.
10983 (fxam<mode>2_i387): New insn pattern.
10984 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
10985 built-in functions as x87 inline asm.
10987 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
10989 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
10991 2007-01-30 Eric Christopher <echristo@apple.com>
10993 * config.gcc: Add geode.
10995 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
10997 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
10998 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
10999 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
11000 value-prof.c: Fix comment typos.
11002 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11005 * doc/invoke.texi (Wpointer-arith): Document warning.
11007 2007-01-30 Janis Johnson <janis187@us.ibm.com>
11009 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
11010 the list of discrepancies from the draft TR.
11012 2007-01-30 Dirk Mueller <dmueller@suse.de>
11015 * doc/invoke.texi (-Wreturn-type): Update description to
11016 match new behavior.
11018 2007-01-30 Richard Sandiford <richard@codesourcery.com>
11020 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
11022 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
11024 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
11025 to handle optabs that operate on floating point input argument and
11026 output to integer output.
11027 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
11028 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
11029 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
11030 expand_builtin_interclass_mathfn ().
11031 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
11032 (ilogbsi2): Remove.
11033 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
11034 ilogbl built-in functions as x87 intrinsics.
11036 2007-01-30 Richard Guenther <rguenther@suse.de>
11038 PR middle-end/27657
11039 * dwarf2out.c (reference_to_unused): Query varpool if the
11040 variable was output.
11042 2007-01-30 Richard Guenther <rguenther@suse.de>
11044 PR middle-end/30313
11045 * passes.c (execute_one_pass): Reset in_gimple_form to not
11046 confuse non-unit-at-a-time mode.
11048 2007-01-29 Roger Sayle <roger@eyesopen.com>
11049 Richard Guenther <rguenther@suse.de>
11051 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
11052 avoid undefined behaviour on overflow. Use force_fit_type_double
11053 to construct the constant with the specified TREE_OVERFLOW.
11055 2007-01-29 Janis Johnson <janis187@us.ibm.com>
11057 * config/dfp-bit.c: Add parameterized support for fp exceptions.
11058 * config/dfp-bit.h: Ditto.
11060 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11062 * c-decl.c (pop_scope): Replace warnings with call to
11063 warn_for_unused_label.
11064 * c-common.h (warn_for_unused_label): Declare.
11065 * c-common.c (warn_for_unused_label): Define.
11067 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11069 * tree-optimize.c (update_inlined_to_pointers): Delete unused
11072 2007-01-29 Janis Johnson <janis187@us.ibm.com>
11074 * Makefile.in (USER_H): Remove decfloat.h.
11075 * ginclude/decfloat.h: Delete, moving contents to ...
11076 * ginclude/float.h: Add support for decimal floating point,
11077 guarded by __STDC_WANT_DEC_FP__.
11079 2007-01-29 Mike Stump <mrs@apple.com>
11081 * doc/gccint.texi (Top): Rename Loop Representation to Loop
11082 Analysis and Representation to resolve case insensitive conflict.
11083 * doc/loop.texi (Loop Analysis and Representation): Likewise.
11085 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
11087 * tree.h (struct tree_memory_tag): Add aliases member.
11088 (MTAG_ALIASES): New macro.
11089 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
11090 (add_may_alias): Remove pointer-set. Update for may_aliases being
11092 (mark_aliases_call_clobbered): Update for may_aliases being a
11094 (compute_tag_properties): Ditto.
11095 (create_partition_for): Ditto.
11096 (compute_memory_partitions): Ditto.
11097 (dump_may_aliases_for): Ditto.
11098 (is_aliased_with): Ditto.
11099 (add_may_alias_for_new_tag): Ditto.
11100 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
11101 (compute_is_aliased): New function.
11102 (compute_may_aliases): Call compute_is_aliased).
11103 (init_alias_info): Initialize alias_bitmap_obstack.
11104 (union_alias_set_into): New function.
11105 (compute_flow_sensitive_aliasing): Use union_aliases_into.
11106 (have_common_aliases_p): Rewrite to take two bitmaps and use
11108 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
11109 Update for bitmaps.
11110 (finalize_ref_all_pointers): Update for add_may_alias changes.
11111 (new_type_alias): Ditto.
11112 * tree-flow-inline.h (may_aliases): Return a bitmap.
11113 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
11114 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
11115 may_aliases being a bitmap.
11116 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
11117 may_aliases now returns a bitmap.
11118 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
11120 * tree-ssa-operands.c (add_virtual_operand): Update for
11121 may_aliases being a bitmap.
11123 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
11125 PR tree-optimization/30630
11126 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
11127 variable as changed.
11129 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
11132 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
11133 expanded only once even if an error occurs.
11135 2007-01-29 Ben Elliston <bje@au.ibm.com>
11137 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
11138 (__gcov_average_profiler): Likewise.
11139 (__gcov_ior_profiler): Likewise.
11140 (__gcov_merge_ior): Likewise.
11142 2007-01-28 Jan Hubicka <jh@suse.cz>
11144 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
11145 * value-prof.c (stringop_block_profile): Likewise.
11147 2007-01-28 Jan Hubicka <jh@suse.cz>
11149 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
11150 variant handling histograms; add wrapper.
11151 (clear_storage_via_libcall): Export.
11152 (emit_block_move_hints): Break out from ...; add histograms.
11153 (emit_block_move): ... this one.
11154 (clear_storage_hints): Break out from ...; add histograms.
11155 (clear_storage): ... this one.
11156 (set_storage_via_memset): Handle histogram.
11157 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
11158 (clear_storage_hints, clear_storage_via_libcall): Declare.
11159 (set_storage_via_setmem): Update prototype.
11160 * doc/md.texi (movmem, setmem): Document new arguments.
11162 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
11164 (stringop_block_profile): New global function.
11165 (tree_stringops_values_to_profile): Profile block size and alignment.
11166 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
11168 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
11169 (stringop_block_profile): Declare.
11170 * builtins.c: Include value-prof.h.
11171 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
11172 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
11173 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
11174 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
11175 * profile.c (instrument_values): Add new counters.
11176 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
11178 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
11179 (tree_init_edge_profiler): Build new profilers.
11180 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
11181 (pass_tree_profile): Add dump.
11182 (tree_profile_hooks): Update.
11183 * Makefile.in (LIBGCOV): Add new constants.
11184 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
11185 __gcov_ior_profiler): New.
11186 * i386.md (movmem/setmem expanders): Add new optional arguments.
11188 2007-01-28 David Edelsohn <edelsohn@gnu.org>
11190 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
11192 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
11194 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
11195 (tree_unswitch_single_loop): Pass eni_size_weights to
11196 tree_num_loop_insns.
11197 * tree-ssa-loop-manip.c: Include tree-inline.h.
11198 (can_unroll_loop_p): Pass eni_size_weights to
11199 tree_num_loop_insns.
11200 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
11201 Pass eni_size_weights to estimate_num_insns.
11202 * tree.h (init_inline_once): Export.
11203 * toplev.c (backend_init): Call init_inline_once.
11204 * cgraphunit.c (cgraph_process_new_functions,
11205 cgraph_analyze_function): Pass eni_inlining_weights to
11206 estimate_num_insns.
11207 * ipa-inline.c (compute_inline_parameters): Ditto.
11208 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
11209 to estimate_num_insns.
11210 (try_unroll_loop_completely): Pass eni_size_weights to
11211 tree_num_loop_insns.
11212 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
11213 ot estimate_num_insns.
11214 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
11215 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
11216 * tree-inline.c (eni_inlining_weights, eni_size_weights,
11217 eni_time_weights): New variables.
11218 (init_inline_once): Initialize them.
11219 (struct eni_data): Mew.
11220 (estimate_num_insns_1, estimate_num_insns): Use weights.
11221 * tree-inline.h (struct eni_weights_d): New.
11222 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
11223 (estimate_num_insns): Declaration changed.
11224 * cfgloop.h (tree_num_loop_insns): Declaration changed.
11225 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
11226 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
11228 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
11230 * tree-data-ref.c (conflict_fn): Assert that the number of affine
11231 relations in the conflict function is valid.
11233 2007-01-27 Ian Lance Taylor <iant@google.com>
11235 * common.opt: Add fstrict-overflow.
11236 * opts.c (decode_options): Set flag_strict_overflow if -O2.
11237 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
11238 (TYPE_OVERFLOW_UNDEFINED): Define.
11239 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
11241 * tree.h (TYPE_TRAP_SIGNED): Don't define.
11242 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
11243 (fold_negate_expr): Likewise.
11244 (make_range): Likewise.
11245 (extract_muldiv_1): Likewise.
11246 (maybe_canonicalize_comparison): Likewise.
11247 (fold_comparison): Likewise.
11248 (fold_binary): Likewise.
11249 (tree_expr_nonnegative_p): Likewise.
11250 (tree_expr_nonzero_p): Likewise.
11251 * tree-vrp.c (compare_values): Likewise.
11252 (extract_range_from_binary_expr): Likewise.
11253 (extract_range_from_unary_expr): Likewise.
11254 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
11256 (nowrap_type_p): Likewise.
11257 * tree-scalar-evolution.c (simple_iv): Likewise.
11258 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
11259 (build_range_check): Likewise.
11260 (extract_muldiv_1): Likewise.
11261 (fold_comparison): Likewise.
11262 * tree-vrp.c (vrp_int_const_binop): Likewise.
11263 (extract_range_from_unary_expr): Likewise.
11264 * convert.c (convert_to_integer): Likewise.
11265 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
11266 (fold_comparison): Likewise.
11267 (fold_binary): Likewise.
11268 * optabs.c (optab_for_tree_code): Likewise.
11269 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
11270 * simplify-rtx.c (simplify_const_relational_operation): Check
11271 flag_strict_overflow and flag_trapv.
11272 (simplify_const_relational_operation): Likewise.
11273 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
11274 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
11277 2007-01-27 Roger Sayle <roger@eyesopen.com>
11279 * tree.c (tree_fold_gcd): Delete.
11280 * tree.h (tree_fold_gcd): Remove prototype.
11281 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
11282 test whether one constant integer is a multiple of another. Instead
11283 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
11284 * fold-const.c (multiple_of_p): We've determined both TOP and
11285 BOTTOM are integer constants so we can call int_const_binop directly
11286 instead of the more generic const_binop.
11288 2007-01-27 Roger Sayle <roger@eyesopen.com>
11290 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
11291 1*X check that the constant hasn't overflowed, to preserve the
11293 (round_up): Provide an efficient implementation when rouding-up an
11294 INTEGER_CST to a power-of-two.
11296 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11298 * doc/sourcebuild.texi: Add comma for clarity.
11299 * doc/extend.texi: Fix some typos.
11300 * doc/passes.texi: Likewise.
11301 * doc/cppinternals.texi: Likewise.
11302 * doc/c-tree.texi: Likewise.
11303 * doc/tree-ssa.texi: Likewise.
11304 * doc/install.texi: Likewise.
11306 2007-01-27 Jan Hubicka <jh@suse.cz>
11308 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
11309 (pass_sra): Do not require alias information.
11310 * passes.c (init_optimization_passes): Add SRA
11312 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
11314 * tracer.c (rest_of_handle_tracer): We already cleaned
11315 up the CFG in tracer() so don't do it here again.
11316 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
11317 cleanup_cfg here, either. And don't call renumber_insns.
11319 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
11320 and BB_HEAD are in the insn stream here. Instead make sure
11321 that BB_INSN is valid on all insns. Also, do check here that
11322 there are no pending branch predictions...
11323 (rtl_verify_flow_info): ...instead of doing it here. Checks
11324 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
11327 2007-01-26 Roger Sayle <roger@eyesopen.com>
11329 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
11330 function to simplify/factorize operand order canonicalization.
11331 (ix86_fixup_binary_operands): Reorganize using the above function.
11332 (ix86_binary_operator_ok): Likewise.
11334 2007-01-27 Jakub Jelinek <jakub@redhat.com>
11336 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
11337 file scope from optimize_attrs.
11338 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
11340 (optimize_attrs): Clear insn_code_values after freeing it.
11342 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
11344 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
11345 a parts.base assignment.
11347 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
11349 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
11350 (compute_subscript_distance, initialize_data_dependence_relation,
11351 finalize_ddr_dependent, analyze_ziv_subscript,
11352 analyze_siv_subscript_cst_affine,
11353 compute_overlap_steps_for_affine_univar,
11354 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
11355 analyze_siv_subscript, analyze_miv_subscript,
11356 analyze_overlapping_iterations, subscript_dependence_tester_1,
11357 compute_self_dependence, free_dependence_relation): Work
11358 with affine_fn instead of chrecs.
11359 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
11360 common_affine_function, affine_function_base,
11361 affine_function_constant_p, affine_fn_op, affine_fn_plus,
11362 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
11363 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
11364 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
11365 (all_chrecs_equal_p): Removed.
11366 * tree-data-ref.h (affine_fn, conflict_function): New types.
11367 (struct subscript): Change type of conflicting_iterations_in_a
11368 and conflicting_iterations_in_b.
11370 2007-01-26 Steve Ellcey <sje@cup.hp.com>
11373 * config/pa/pa.h (TARGET_HPUX_11): New.
11374 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
11375 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
11377 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
11378 Richard Guenther <rguenther@suse.de>
11380 * tree-ssa-structalias.c (solve_graph): Handle case
11381 we merged the variable to another.
11383 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11385 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
11388 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
11389 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
11391 2007-01-25 DJ Delorie <dj@redhat.com>
11393 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
11394 allow changes to modes which don't fit in those registers.
11396 * reload1.c (choose_reload_regs): Check for invalid subregs before
11397 computing their locations, not after.
11399 2007-01-25 Geoffrey Keating <geoffk@apple.com>
11402 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
11403 save Altivec registers in an eh_return function.
11404 (compute_vrsave_mask): Likewise.
11405 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
11406 for saving Altivec registers.
11407 (rs6000_emit_prologue): Don't allocate stack twice in
11408 eh_return function. Correct expected value of altivec_save_offset
11409 when using save_world. Describe save of R0 to stack when using
11410 save_world. Describe stack pointer adjustment when using
11411 save_world. Remove duplicated eh_return parameter register saving.
11412 Update sp_offset variable after save_world.
11413 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
11415 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
11416 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
11419 2007-01-25 Steve Ellcey <sje@cup.hp.com>
11421 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
11423 2007-01-25 Steve Ellcey <sje@cup.hp.com>
11426 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
11427 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
11429 2007-01-25 Richard Guenther <rguenther@suse.de>
11431 * doc/invoke.texi (-Wcoverage-mismatch): Document.
11432 * common.opt (-Wcoverage-mismatch): New warning option.
11433 * coverage.c (get_coverage_counts): Ignore coverage mismatch
11434 if -Wcoverage-mismatch is given.
11436 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
11438 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
11439 (ipcp_driver): Change to static definition.
11440 Add dumping of the ifunctions.
11441 (constant_val_insert): Remove unused parameter. Support for SSA.
11442 (ipcp_propagate_const): Support for SSA.
11443 (ipcp_profile_bb_print): Print only analyzed nodes.
11444 (ipcp_replace_map_create): Remove support for Fortran constant
11446 * ipa-prop.c (ipa_method_modify_stmt,
11447 ipa_callsite_compute_param): Support for SSA.
11448 * ipa-prop.h (ipcp_driver): Remove declaration.
11449 (IS_VALID_TREE_MAP_INDEX): Add define.
11451 2007-01-24 Geoffrey Keating <geoffk@apple.com>
11453 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
11455 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11457 PR middle-end/30447
11458 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
11459 constant argument to cabs and do it without checking for
11460 -funsafe-math-optimizations.
11462 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
11464 * c-common.h (RID_FIRST_CXX0X): New.
11465 (RID_LAST_CXX0X): New.
11466 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
11468 * c.opt (Wc++0x-compat): New.
11469 * doc/invoke.texi (-Wc++0x-compat): Document.
11471 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11473 * builtins.c (fold_builtin_carg): New.
11474 (fold_builtin_1): Use it.
11476 2007-01-24 Jan Hubicka <jh@suse.cz>
11478 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
11480 * ipa-inline.c (initial_insns, max_insns): Delete.
11481 (compute_max_insns): New function.
11482 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
11483 of insns as base for code growth.
11484 (cgraph_decide_inlining): Make initial_insns local; do not compute
11486 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
11487 * doc/invoke.texi (inline-unit-growth): Update docs.
11489 2007-01-24 Jakub Jelinek <jakub@redhat.com>
11491 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
11492 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
11493 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
11494 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
11495 for CPUs that have PTA_CX16 set.
11497 PR middle-end/27416
11498 * gimplify.c (omp_check_private): New function.
11499 (gimplify_scan_omp_clauses): Use it for
11500 firstprivate/lastprivate/reduction.
11502 PR middle-end/30494
11503 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
11504 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
11506 PR middle-end/30421
11507 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
11508 If lower_lastprivate_clauses emits some statements, append them
11509 to dlist rather than body_p and to body_p append an initializer.
11510 (lower_omp_for): Adjust caller.
11512 2007-01-24 Steve Ellcey <sje@cup.hp.com>
11514 * target.h (globalize_decl_name): New.
11515 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
11516 * output.h (default_globalize_decl_name): New.
11517 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
11519 (globalize_decl): Ditto.
11520 (default_globalize_decl_name): New.
11521 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
11522 (ia64_handle_version_id_attribute): New.
11523 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
11524 (ia64_asm_output_external): Use globalize_decl_name instead
11525 of globalize_label.
11526 * doc/extend.texi (version_id): New pragma.
11527 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
11529 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
11531 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
11532 _uleb128_t and _Unwind_SWord with _sleb128_t.
11533 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
11534 uw_frame_state_for, uw_update_context_1): Likewise.
11535 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
11536 * unwind-pe.h (read_uleb128, read_sleb128,
11537 read_encoded_value_with_base): Likewise.
11538 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
11540 2007-01-24 Richard Guenther <rguenther@suse.de>
11542 * builtins.c (expand_builtin_cexpi): Get the fndecl
11543 for cexp in the correct way.
11545 2007-01-24 Jan Hubicka <jh@suse.cz>
11547 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
11549 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
11551 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
11552 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
11553 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
11554 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
11555 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
11556 __SIZEOF_PTRDIFF_T__.
11557 * doc/cpp.texi: Documentation for the new builtin macros added.
11559 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
11561 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
11562 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
11563 instead of operands[2] to avoid access past the end of array.
11565 2007-01-24 Richard Sandiford <richard@codesourcery.com>
11567 * reload1.c (emit_reload_insns): Pass the reload register
11568 for a non-spill output reload through forget_old_reloads_1.
11570 2007-01-23 Joseph Myers <joseph@codesourcery.com>
11572 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
11573 _SOFT_DOUBLE if doubles use software floating-point.
11574 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
11575 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
11576 * config/rs6000/darwin-ldouble.c: Also compile functions for
11577 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
11578 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
11579 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
11580 commented-out long double override.
11581 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
11582 * config/rs6000/eabispe.h: Likewise.
11583 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
11584 long double for non-SPE.
11585 (rs6000_handle_option): Likewise.
11586 (invalid_e500_subreg): Disallow more subregs involding DImode,
11587 DFmode, TImode or TFmode.
11588 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
11590 (legitimate_lo_sum_address_p): Also check for TFmode for E500
11592 (rs6000_legitimize_address): Also handle TFmode for E500 double.
11593 (rs6000_legitimize_reload_address): Also handle TFmode for E500
11595 (rs6000_legitimate_address): Also check for TFmode for E500
11597 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
11598 (spe_build_register_parallel): Handle TFmode and TCmode.
11599 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
11601 (function_arg): Handle TFmode and TCmode for E500 double.
11602 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
11604 (print_operand): Handle TFmode and TImode for %y.
11605 (rs6000_generate_compare): Handle TFmode comparisons for E500
11607 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
11608 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
11609 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
11610 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
11611 TFmode for E500 double.
11612 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
11613 (floatsidf2): Enable for E500 double.
11614 (movtf_softfloat): Use rs6000_nonimmediate_operand.
11615 (extenddftf2): Change to extenddftf2_fprs.
11616 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
11617 depending on TARGET_E500_DOUBLE.
11618 (extendsftf2): Enable for E500 double.
11619 (trunctfdf2): Enable for E500 double.
11620 (trunctfsf2): Change to trunctfsf2_fprs.
11621 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
11622 depending on TARGET_E500_DOUBLE.
11623 (floatsitf2): Enable for E500 double.
11624 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
11625 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
11626 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
11627 (negtf2): Change to negtf2_internal.
11628 (negtf2): New expander.
11629 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
11630 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
11631 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
11632 (movdi_internal32): Use rs6000_nonimmediate_operand.
11633 (unnamed splitter): Likewise.
11634 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
11635 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
11636 (SPE64TF, DITI): New mode macros.
11637 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
11640 (frob_<mode>_di_2): New.
11641 (frob_tf_di_8_2): New.
11642 (frob_di_df): Change to frob_di_<mode>; allow more modes.
11644 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
11646 (frob_ti_<mode>_8_2): New.
11647 (frob_ti_tf_2): New.
11648 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
11649 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
11651 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
11652 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
11653 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
11654 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
11655 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
11656 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
11659 2007-01-23 Ian Lance Taylor <iant@google.com>
11661 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
11663 (OBJS-archive): Reformat, alphabetize.
11664 (OBJS): Change out_object_file to OBJS-md.
11666 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
11668 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
11669 JUMP_P and CALL_P predicates where applicable.
11670 * config/i386/i386.c: Ditto.
11671 * config/i386/i386.md: Ditto.
11672 * config/i386/mmx.md: Ditto.
11673 * config/i386/predicates.md: Ditto.
11675 2007-01-22 Andreas Schwab <schwab@suse.de>
11677 * config/m68k/m68k.h: Fix comment.
11679 2007-01-22 Jan Hubicka <jh@suse.cz>
11681 * passes.c (init_optimization_passes): Do not rerun
11682 pass_early_warn_uninitialized.
11684 2007-01-22 Richard Guenther <rguenther@suse.de>
11686 PR tree-optimization/30038
11687 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
11689 (execute_cse_sincos_1): Likewise.
11690 (execute_cse_sincos): Likewise.
11691 (gate_cse_sincos): Likewise.
11692 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
11693 the cexpi() canonicalization of sincos().
11694 * tree-pass.h (pass_cse_sincos): Declare.
11695 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
11697 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
11699 PR rtl-optimization/29329
11700 * combine.c (replaced_rhs_insn): Rename to i2mod.
11701 (replaced_rhs_value): Rename to i2mod_new_rhs.
11702 (i2mod_old_rhs): New global variable.
11703 (combine_instructions): Adjust for above change. Save a copy of
11704 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
11705 note are substituted in the second instruction.
11706 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
11707 ditch the note if it pertains to the second eliminated register
11708 and this register is mentioned in i2mod_old_rhs.
11711 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
11713 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
11714 the insn to which the note was originally attached.
11716 2007-01-21 Jan Hubicka <jh@suse.cz>
11718 * ipa-inline.c (inlining_mode): Comment, move up.
11719 (cgraph_decide_inlining_incrementally): Do not perform inlining
11720 itself; fix handling of flattening of self recursive functions.
11721 (cgraph_find_cycles): Remove.
11722 (cgraph_flatten_node): Remove.
11723 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
11724 (try_inline): New function.
11725 (cgraph_early_inlining): Update call of
11726 cgraph_decide_inlining_incrementally. Apply inlining here.
11727 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
11729 2007-01-21 Dirk Mueller <dmueller@suse.de>
11732 * tree-vrp.c (check_array_bounds): do not warn
11733 about ADDR_EXPR's of ARRAY_REF's which are immediately
11734 used in binary expressions.
11736 2007-01-21 Ira Rosen <irar@il.ibm.com>
11738 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
11739 read_write_dep and macros for its access.
11740 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
11741 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
11742 argument, call vect_check_interleaving for every independent pair of
11743 data-refs. Mark loads that access the same memory location as a store
11745 (vect_check_dependences): Remove.
11746 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
11747 call, fix the call to vect_analyze_data_ref_dependence.
11748 (vect_analyze_data_ref_access): For statements that access the same
11749 data-ref, check that they are not stores; for loads, check that there
11750 is no store that access the same location.
11752 2007-01-20 Roger Sayle <roger@eyesopen.com>
11753 Joseph Myers <joseph@codesourcery.com>
11755 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
11756 (-fdump-rtl-stack): Likewise.
11757 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
11758 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
11759 (-mpt-fixed): Use @minus{} for minus sign.
11760 (Using Precompiled Headers): Fix under/overfull hbox.
11762 2007-01-20 Jan Hubicka <jh@suse.cz>
11764 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
11765 place within annotation.
11767 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11769 * pa.c (output_move_double): Change array size of xoperands to 4.
11771 2007-01-20 Jan Hubicka <jh@suse.cz>
11773 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
11776 2007-01-19 Ian Lance Taylor <iant@google.com>
11778 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
11779 constant to unsigned HOST_WIDE_INT before negating.
11781 2007-01-19 Ian Lance Taylor <iant@google.com>
11783 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
11785 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
11786 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
11787 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
11788 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
11789 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
11790 (realloc_vdef, realloc_vuse): Change second parameter to
11792 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
11793 fields to unsigned.
11794 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
11795 unsigned. Change x and lim locals to unsigned.
11796 (realloc_vdef, realloc_vuse): Change num_elem parameter to
11798 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
11799 (copy_virtual_operands): Change i and n locals to unsigned.
11801 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11803 PR middle-end/29335
11804 * builtins.c (fold_builtin_1): Handle builtin fdim.
11806 2007-01-20 Jan Hubicka <jh@suse.cz>
11808 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
11809 * tree-ssa-structalias.c (compute_points_to_sets): Do call
11810 init_alias_heapvars.
11811 (init_alias_heapvars): Initialize only when not already initialized.
11812 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
11814 2007-01-19 Roger Sayle <roger@eyesopen.com>
11816 * common.opt (fsigned-zeros): New command line option.
11817 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
11818 of flag_unsafe_math_optimizations.
11819 * opts.c (set_fast_math_flags): The -ffast-math command line option
11820 implies -fno-signed-zeros.
11821 (fast_math_flags_set_p): Likewise.
11823 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
11824 the documentation of -ffast-math appropriately. Wrap long lines.
11826 2007-01-19 Steve Ellcey <sje@cup.hp.com>
11828 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
11829 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
11831 2007-01-19 Tomas Bily <tbily@suse.cz>
11833 * cgraphunit.c (cgraph_finalize_function): Updating of pid
11835 (tree_init_ic_make_global_vars): New function
11836 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
11837 (tree_gen_ic_profiler): New function
11838 (tree_gen_ic_func_profiler): New function
11839 (tree_profiling): Added calling of tree_gen_ic_func_profiler
11840 (tree_profile_hooks): Added hook for indirec/virtual calls
11841 * value-prof.c (tree_find_values_to_profile): New case for
11843 (tree_values_to_profile): Call for determining indirect/virtual
11845 (tree_indirect_call_to_profile): New function
11846 (tree_ic_transform): New function
11847 (tree_ic): New function
11848 (find_func_by_pid): New function
11849 (init_pid_map): New function
11850 (tree_value_profile_transformations): Added check for
11851 indirect/virtual call transformation
11852 * value-prof.h (enum hist_type): New counter type for
11853 indirect/virtual calls
11854 (profile_hooks): Added new hook for profiling indirect/virtual
11856 * profile.c (instrument_values): New case for indirect/virtual
11858 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
11859 (GCOV_COUNTER_V_INDIR): New counter type
11860 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
11861 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
11863 * cgraph.c: Definition of cgraph_max_pid
11864 (cgraph_create_node): Default init of pid attribute
11865 * cgraph.h: Declaration of cgraph_max_pid
11866 (struct cgraph_node): Added pid attribute
11867 * libgcov.c (__gcov_indirect_call_profiler): New function
11868 (__gcov_one_value_profiler_body): New function
11869 (__gcov_one_value_profiler): Body was moved to
11870 __gcov_one_value_profiler_body and calls it
11872 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
11874 * doc/gty.texi (Options): Document the mark_hook option to GTY.
11875 * gengtype.c (write_types_data, write_func_for_structure,
11876 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
11877 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
11878 (walk_type, write_func_for_structure): Generate the mark_hook if
11881 2007-01-19 Jan Hubicka <jh@suse.cz>
11883 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
11884 'early' argument take inlining mode argument specifying whether to
11885 inline for size/speeed or all functions; add support for flattening;
11887 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
11889 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11892 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
11893 the name of the declared identifier.
11895 2007-01-19 Dirk Mueller <dmueller@suse.de>
11897 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
11898 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
11899 duplicate evaluation.
11901 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
11903 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
11904 Macroize expander using X87MODEF12 mode macro. Extend operand 1
11905 to XFMode, use acosxf2 and truncate result to requested mode.
11906 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11907 (asin<mode>2): Similarly, with asin expanders.
11908 (*fscalexf4_i387): Rename from *fscalexf4.
11909 (expNcorexf3): New expander.
11910 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
11911 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
11912 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
11913 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
11914 patterns for SSE math.
11915 (exp10<mode>2): Similarly, with exp10 expanders.
11916 (exp2<mode>2): Similarly, with exp2 expanders.
11917 (expm1<mode>2): Similarly, with expm1 expanders.
11918 (ldexp<mode>3): Similarly, with ldexp expanders.
11919 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
11920 Use gen_truncxf<mode>2_i387_noop to truncate result.
11922 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11924 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
11925 for ColdFire targets.
11927 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
11928 Richard Sandiford <richard@codesourcery.com>
11930 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
11931 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
11932 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
11933 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
11934 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
11935 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
11937 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11939 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
11940 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
11941 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
11942 (*adddi_dilshr32_cf): New pattern.
11943 (adddi3, subdi3): Remove first alternatives.
11945 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11947 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
11948 implemented using move.l, do not use its cc result for floating-point
11951 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11953 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
11954 from accepting 's' constraints if flag_pic.
11956 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11958 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
11959 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
11960 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
11961 condition from TARGET_68881 to TARGET_HARD_FLOAT.
11963 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
11965 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
11966 ColdFire alternatives.
11967 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
11968 * config/m68k/m68k.md (clzsi2): Define for ColdFire
11969 architectures that support ff1 instruction.
11971 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11972 Julian Brown <julian@codesourcery.com>
11974 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
11975 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
11976 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
11979 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11981 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
11983 (output_move_const_into_data_reg, output_move_simode_const): Delete.
11984 * config/m68k/m68k.c (const_method, const_int_cost): Take a
11985 HOST_WIDE_INT instead of an rtx.
11986 (m68k_rtx_costs): Update call accordingly.
11987 (output_move_const_into_data_reg): Likewise. Fix formatting.
11988 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
11990 (output_move_simode_const): Update calls after above changes.
11991 Rework to use automatic variables and predicates like MEM_P.
11992 * config/m68k/m68k.md (pushexthisi_const): Update call to
11995 2007-01-19 Dirk Mueller <dmueller@suse.de>
11997 * tree-ssa-alias.c (perform_var_substitution): Fix typo
11998 in dump_flags test.
12000 2007-01-19 Richard Guenther <rguenther@suse.de>
12002 * builtins.c (expand_builtin_cexpi): Fall back to expanding
12003 via cexp in case sincos is not available.
12005 2007-01-19 Richard Guenther <rguenther@suse.de>
12007 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
12008 * defaults.h (TARGET_HAS_SINCOS): Default to off.
12009 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
12010 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
12011 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
12012 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
12013 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
12014 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
12016 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
12018 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
12020 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
12021 (atan2xf3): Directly generate RTL pattern.
12022 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
12023 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
12024 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
12025 disable patterns for SSE math.
12026 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
12027 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
12028 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
12029 disable patterns for SSE math.
12031 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
12033 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
12035 2007-01-18 Roger Sayle <roger@eyesopen.com>
12037 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
12038 VIEW_CONVERT_EXPR to the same type as it's operand.
12040 2007-01-18 David Edelsohn <edelsohn@gnu.org>
12042 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
12043 configured for long double 128.
12045 2007-01-18 Mike Stump <mrs@apple.com>
12047 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
12050 2007-01-18 Michael Meissner <michael.meissner@amd.com>
12052 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
12055 2007-01-18 Jan Hubicka <jh@suse.cz>
12057 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
12058 greater than NUM_VOP_FREE_BUCKETS.
12060 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
12062 * tree-ssa-structalias.c: Update comments.
12063 (ptabitmap_obstack): Removed.
12064 (pta_obstack): New.
12065 (oldpta_obstack): Ditto.
12066 (stats): Add a few members.
12067 (struct variable_info): Remove node, complex, address_taken, and
12068 indirect_target members. Add oldsolution member.
12069 (new_var_info): Do not initialize removed members.
12070 (constraint_expr_type): Remove INCLUDES.
12071 (constraint_graph): Add size, implicit_preds, rep,
12072 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
12073 (FIRST_REF_NODE): New macro.
12074 (LAST_REF_NODE): Ditto.
12075 (FIRST_ADDR_NODE): Ditto.
12076 (find): New function.
12078 (dump_constraint): Do not handle INCLUDES.
12079 (insert_into_complex): Do not insert duplicate constraints.
12080 (condense_varmap_nodes): Renamed and rewritten into ...
12081 (merge_node_constraints): This. Also fix bug in handling of
12082 offseted copy constraints.
12083 (clear_edges_for_node): No longer need to deal with preds at all,
12084 or removing associated preds/succs.
12085 (merge_graph_nodes): Deal with indirect_cycles.
12086 Don't deal with predecessors.
12087 (add_implicit_graph_edge): New function.
12088 (add_pred_graph_edge): Ditto.
12089 (add_graph_edge): Don't deal with predecessors.
12090 (build_constraint_graph): Removed.
12091 (build_pred_graph): New function.
12092 (build_succ_graph): Ditto.
12093 (struct scc_info): Removed in_component. Added roots, dfs, and
12094 node_mapping. Remove visited_index, unification_queue.
12095 (scc_visit): Deal with union-find we do now.
12096 Deal with cycles with REF nodes.
12097 (collapse_nodes): Renamed and rewritten to ...
12098 (unify_nodes): This.
12099 (process_unification_queue): Removed.
12100 (topo_visit): Cleanup
12101 (do_da_constraint): Use find.
12102 (do_sd_constraint): Ditto.
12103 (do_ds_constraint): Ditto.
12104 (do_complex_constraint): Ditto.
12105 (init_scc_info): Update for removed and added members.
12106 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
12107 (find_indirect_cycles): This.
12108 (equivalence_class): New variable.
12109 (label_visit): New function.
12110 (perform_variable_substitution): Rewritten.
12111 (free_var_substitution_info): New function.
12112 (find_equivalent_node): Ditto.
12113 (move_complex_constraints): Ditto.
12114 (eliminate_indirect_cycles): Ditto.
12115 (solve_graph): Only propagate changed bits.
12116 Use indirect cycle elimination.
12118 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
12119 (tree_id_eq): Renamed to ...
12120 (tree_vi_eq): This. Update for member change
12121 (insert_id_for_tree): Renamed and rewritten to ...
12122 (insert_vi_for_tree): This.
12123 (lookup_id_for_tree): Renamed and rewritten to ...
12124 (lookup_vi_for_tree): This.
12125 (get_id_for_tree): Renamed and rewritten to ...
12126 (get_vi_for_tree): Ditto.
12127 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
12128 (process_constraint): Don't handle INCLUDES.
12129 Remove special ADDRESSOF case.
12130 (find_func_aliases): Rewrite to use vi functions instead of id
12132 (create_function_info_for): Ditto.
12133 (create_variable_info_for): Ditto.
12134 (intra_create_variable_infos): Ditto.
12135 (merge_smts_into): Ditto.
12136 (find_what_p_points_to): Ditto.
12137 (init_base_vars): Ditto.
12138 (init_alias_vars): Ditto.
12139 (remove_preds_and_fake_succs): New function.
12140 (dump_sa_points_to_info): Dump new stats.
12141 (dump_solution_for_var): Use find.
12142 (set_used_smts): Fix formatting.
12143 (compute_points_to_sets): Updated for new functions.
12144 (ipa_pta_execute): Ditto.
12146 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
12147 Richard Sandiford <richard@codesourcery.com>
12149 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
12151 * calls.c (expand_call): If the return value is a PARALLEL,
12152 extract its first member.
12153 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
12154 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
12155 use FUNCTION_EXTRA_EPILOGUE.
12156 (m68k_function_value): Return a PARALLEL if the return value
12157 is of a pointer type.
12158 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
12159 (FUNCTION_EXTRA_EPILOGUE): Remove.
12160 * config/m68k/m68k.md (D0_REG): New constant.
12162 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
12164 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
12165 output a NOP for empty epilogues.
12167 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12169 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
12170 before function. Extend register save check to include all
12171 registers, not just integer ones.
12173 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
12175 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
12176 (m68k_use_return_insn): ...this.
12177 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
12178 * config/m68k/m68k.c (use_return_insn): Rename to...
12179 (m68k_use_return_insn): ...this.
12180 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
12181 of USE_RETURN_INSN.
12183 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
12185 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
12186 nearest even, fix denormal rounding overflow.
12188 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12190 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
12191 f%$smove and f%$move.
12192 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
12193 (extendsfdf2_cf): Use fdmove instead of f%&move.
12194 (truncdfsf2_cf): Use fsmove instead of f%$smove.
12195 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
12197 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12199 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
12202 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12204 * real.h (real_format): Add a canonical_nan_lsbs_set field.
12205 (coldfire_single_format): Declare.
12206 (coldfire_double_format): Likewise.
12207 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
12208 of qnan_msb_set to determine the lower bits of a canonical
12210 (encode_ieee_double): Likewise.
12211 (encode_ieee_quad): Likewise.
12212 (ieee_single_format): Initialize canonical_nan_lsbs_set.
12213 (mips_single_format): Likewise.
12214 (ieee_double_format): Likewise.
12215 (mips_double_format): Likewise.
12216 (ieee_extended_motorola_format): Likewise.
12217 (ieee_extended_intel_96_format): Likewise.
12218 (ieee_extended_intel_128_format): Likewise.
12219 (ieee_extended_intel_96_round_53_format): Likewise.
12220 (ibm_extended_format): Likewise.
12221 (mips_extended_format): Likewise.
12222 (ieee_quad_format): Likewise.
12223 (mips_quad_format): Likewise.
12224 (vax_f_format): Likewise.
12225 (vax_d_format): Likewise.
12226 (vax_g_format): Likewise.
12227 (i370_single_format): Likewise.
12228 (i370_double_format): Likewise.
12229 (decimal_single_format): Likewise.
12230 (decimal_double_format): Likewise.
12231 (decimal_quad_format): Likewise.
12232 (c4x_single_format): Likewise.
12233 (c4x_extended_format): Likewise.
12234 (real_internal_format): Likewise.
12235 (coldfire_single_format): New real_format.
12236 (coldfire_double_format): Likewise.
12237 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
12238 canonical_nan_lsbs_set.
12239 (pdp11_d_format): Likewise.
12240 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
12241 if TARGET_COLDFIRE_CPU.
12243 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12245 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
12246 (output_call, m68k_legitimize_call_address): Declare.
12247 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
12248 parenthesees. Add support for a 'W' constraint.
12249 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
12250 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
12251 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
12252 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
12254 (override_options): Initialize them. Do not set flag_no_function_cse
12255 for TARGET_ID_SHARED_LIBRARY.
12256 (m68k_output_pic_call): Delete.
12257 (m68k_legitimize_call_address): New function.
12258 (print_operand): Remove the %o prefix. Handle the %p prefix.
12259 (output_call): New function.
12260 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
12261 target address from the GOT if symbolic jumps are not allowed.
12262 * config/m68k/m68k.md (call, general_operand): Do not set
12263 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
12264 Merge separate flag_pic and !flag_pic define_insns into...
12265 (*call, *call_value): ...these new patterns. Match the address
12266 rather than the containing MEM and require it to be a call_operand.
12267 Use output_call to generate the asm template.
12268 * config/m68k/predicates.md (const_call_operand): New predicate.
12269 (call_operand): Likewise.
12271 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
12273 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
12274 (STACK_GROWS_DOWNWARD): Define to 1.
12275 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
12276 comments, emphasizing that these values are only defaults.
12277 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
12278 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
12280 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12282 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
12284 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
12285 Richard Sandiford <richard@codesourcery.com>
12287 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
12288 (FP_REGNO_P): New macros.
12289 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
12290 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
12291 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
12292 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
12294 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
12296 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
12297 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
12299 * config/m68k/t-floatlib: New file, extracting common code from...
12300 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
12301 * config/m68k/t-uclinux: Here.
12302 * config/m68k/fpgnulib.c: Do not compile extendeed precision
12303 routines on ColdFire targets.
12305 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
12307 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
12308 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
12309 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
12310 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
12311 explicitly set MOTOROLA to 1.
12312 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
12314 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12315 Nathan Sidwell <nathan@codesourcery.com>
12317 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
12318 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
12319 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
12320 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
12321 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
12322 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
12323 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
12324 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
12325 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
12326 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
12327 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
12328 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
12329 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
12330 (DBX_REGISTER_NUMBER): Delete.
12331 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
12332 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
12333 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
12335 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12337 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
12338 * config/flat.h: New file.
12339 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
12340 OBJECT_FORMAT_FLAT.
12341 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
12342 indirect references for -msep-data or -mid-shared-library.
12343 Do not use PC-relative code addresses either.
12344 * config/m68k/m68k.c (override_options): Restrict -fPIC error
12346 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
12347 for shared libraries and crt1.o for executables. Use crti.o and
12349 (ENDFILE_SPEC): Use crtend.o and crtn.o.
12350 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
12351 Do not add -elf2flt or -shared-lib-id options here.
12352 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
12353 Pass -shared-lib-id if -mid-shared-library, taking the library
12354 identifier from -mshared-library-id if given, otherwise
12356 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
12357 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
12358 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
12359 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
12360 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
12361 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
12363 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
12364 jump sequence for ISA A and ISA A+.
12365 (PICJUMP): Likewise.
12367 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12369 * config.gcc (m68k-*-uclinux*): Base the port on the common
12370 and m68k GNU/Linux files rather than on the generic ELF ones.
12371 * config/m68k/uclinux.h (TARGET_VERSION): Override.
12372 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
12374 2007-01-18 Julian Brown <julian@codesourcery.com>
12375 Richard Sandiford <richard@codesourcery.com>
12377 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
12378 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
12379 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
12381 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
12382 80 unconditionally.
12383 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
12385 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12387 * doc/install.texi: Document m68k-uclinuxoldabi.
12388 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
12389 * config/m68k/uclinux-oldabi.h: New file, copied from
12390 config/m68k/uclinux.h.
12392 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
12394 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
12395 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
12396 (m32r_compute_frame_size): Use unsigned for regno.
12397 (m32r_reload_lr): Use gen_frame_mem.
12399 (m32r_output_function_epilogue): Don't output the function epilogue
12401 (m32r_expand_epilogue): New.
12402 (direct_return): Return false if the function has the interrupt
12404 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
12405 * config/m32r/m32r.md (epilogue): New expander.
12406 (return_lr, return_rte): New insns.
12407 (return): Make it expander.
12408 (return_normal): New expander.
12410 2007-01-18 Josh Conner <jconner@apple.com>
12413 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
12414 support for UNLE, UNLT, UNGE, and UNGT.
12416 2007-01-18 Jan Hubicka <jh@suse.cz>
12418 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
12419 * tree-tailcall (add_virtual_phis): Likewise.
12420 (optimize_tail_call): Return TODOs.
12421 (execute_tail_calls): Return TODOs.
12422 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
12423 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
12425 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
12426 Cleanup cfg using TODO.
12427 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
12428 * passes.c (execute_function_todo): When cleanup did something, remove
12430 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
12431 (make_edges): Don't cleanup_cfg.
12433 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
12435 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
12436 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
12437 operate on the top of stack.
12438 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
12439 register handling of instructions that output to the second
12441 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
12442 (move_for_stack_reg): Special-case check for dead destination
12443 stack slot for constant load of 1.0 inside UNSPEC_TAN.
12445 * config/i386/i386.md (UNSPEC_TAN): New constant.
12446 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
12447 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
12448 to correctly model move of constant 1.0 to top stack slot.
12449 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
12450 (unnamed peephole2 pattern): Remove corresponding peephole2
12451 pattern that optimizes tan insn and loading of constant 1.0.
12452 (tanxf2): Use fptanxf4_i387.
12453 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
12454 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
12455 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
12456 disable patterns for SSE math.
12457 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
12458 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
12460 2007-01-18 Dirk Mueller <dmueller@suse.de>
12461 Richard Guenther <rguenther@suse.de>
12464 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
12465 * common.opt (Warray-bounds): Add new warning option.
12466 * c-opts.c (c_common_handle_option): Define -Warray-bounds
12468 * Makefile.in: make tree-vrp.o depend on toplev.h
12469 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
12471 (check_array_refs, check_array_bounds, check_array_ref): New.
12473 2007-01-18 Jan Hubicka <jh@suse.cz>
12475 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
12476 (execute_ssa_ccp): Return flags conditionally.
12477 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
12479 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
12481 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
12483 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
12484 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
12486 * Makefile.c (GTFILES): Add cfglayout.h.
12487 * gengtype.c (open_base_files): Likewise.
12488 * cfglayout.c (cfg_layout_function_footer,
12489 cfg_layout_function_header) Reindent to make gengtype happy.
12490 * cfglayout.h (cfg_layout_function_footer,
12491 cfg_layout_function_header): Add GTY(()) marker.
12493 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
12495 2007-01-18 Ben Elliston <bje@au.ibm.com>
12497 * genautomata.c (write_automata): Include xstrerror output in the
12498 error message if writing the DFA description file fails.
12500 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
12502 * config/mips/mips-protos.h (mips_output_external): Make it
12504 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
12505 * config/mips/mips.c (irix_output_external_libcall): Likewise.
12506 (extern_list): Likewise.
12507 (extern_head): Likewise.
12508 (TARGET_ASM_FILE_END): Likewise.
12509 (mips_file_end): Likewise.
12510 (mips_output_external): Rewritten.
12512 2007-01-18 Ben Elliston <bje@au.ibm.com>
12514 * genpreds.c (write_insn_preds_c): Only write out the function
12515 body for regclass_for_constraint if we have register constraints.
12517 2007-01-17 Tom Tromey <tromey@redhat.com>
12519 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
12520 * doc/install.texi (Testing): Use sourceware.org.
12521 (Binaries): Likewise.
12522 (Specific): Likewise.
12523 * doc/contrib.texi (Contributors): Use sourceware.org.
12525 2007-01-17 Anatoly Sokolov <aesok@post.ru>
12527 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
12528 (AVR_ENHANCED): Rename to ...
12529 (AVR_HAVE_MUL): ... new.
12530 (avr_enhanced_p): Rename to ...
12531 (avr_have_mul_p): ... new.
12532 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
12533 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
12534 * config/avr/avr.c (avr_enhanced_p): Rename to ...
12535 (avr_have_mul_p): ... new.
12536 (base_arch_s): Rename 'enhanced' to 'have_mul'.
12537 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
12538 'avr_enhanced_p' and 'enhanced'.
12539 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
12540 AVR_HAVE_MUL instead of AVR_ENHANCED.
12541 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
12542 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
12543 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
12544 instead of AVR_ENHANCED.
12545 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
12546 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
12547 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
12549 2007-01-17 Ian Lance Taylor <iant@google.com>
12551 * vec.h (VEC_reserve_exact): Define.
12552 (vec_gc_p_reserve_exact): Declare.
12553 (vec_gc_o_reserve_exact): Declare.
12554 (vec_heap_p_reserve_exact): Declare.
12555 (vec_heap_o_reserve_exact): Declare.
12556 (VEC_OP (T,A,reserve_exact)): New static inline function, three
12558 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
12559 negative parameter.
12560 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
12561 (VEC_OP (T,A,copy)) [all versions]: Likewise.
12562 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
12563 * vec.c (calculate_allocation): Add exact parameter. Change all
12565 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
12566 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
12567 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
12568 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
12569 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
12570 (vec_heap_p_reserve_exact): New function.
12571 (vec_heap_o_reserve_exact): New function.
12573 2007-01-17 Jan Hubicka <jh@suse.cz>
12575 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
12577 2007-01-17 Eric Christopher <echristo@apple.com>
12579 * config.gcc: Support core2 processor.
12581 2007-01-16 Jan Hubicka <jh@suse.cz>
12583 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
12584 the names, just unlink the chain so we don't crash on dangling pointers
12587 2007-01-16 Jan Hubicka <jh@suse.cz>
12589 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
12590 * tree-pass.h: Reorder to make IPA passes appear toegher.
12591 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
12592 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
12593 parameters, do not call early inliner.
12594 * ipa-inline.c: Update comments. Include tree-flow.h
12595 (cgraph_decide_inlining): Do not compute inlining parameters.
12596 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
12597 be called with function context set up.
12598 (pass_ipa_inline): Remove unreachable functions before pass.
12599 (cgraph_early_inlining): Simplify assuming to be called from the
12601 (pass_early_inline): New pass.
12602 (cgraph_gate_ipa_early_inlining): New gate.
12603 (pass_ipa_early_inline): Turn into simple wrapper.
12604 (compute_inline_parameters): New function.
12605 (gate_inline_passes): New gate.
12606 (pass_inline_parameters): New pass.
12607 (apply_inline): Move here from tree-optimize.c
12608 (pass_apply_inline): New pass.
12609 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
12611 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
12612 doing them by hand.
12613 (tree_function_versioning): Do not allocate dummy struct function.
12614 * tree-inline.h (optimize_inline_calls): Update prototype.
12615 * tree-optimize.c (execute_fixup_cfg): Export.
12616 (pass_fixup_cfg): Remove
12617 (tree_rest_of_compilation): Do not apply inlines.
12618 * tree-flow.h (execute_fixup_cfg): Declare.
12619 * Makefile.in (gt-passes.c): New.
12620 * passes.c: Include gt-passes.h
12621 (init_optimization_passes): New passes.
12622 (nnodes, order): New static vars.
12623 (do_per_function_toporder): New function.
12624 (execute_one_pass): Dump current pass here.
12625 (execute_ipa_pass_list): Don't dump current pass here.
12627 2007-01-16 Janis Johnson <janis187@us.ibm.com>
12629 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
12630 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
12632 2007-01-16 David Edelsohn <edelsohn@gnu.org>
12634 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
12635 (strong_alias): Define.
12636 (__gcc_qmul): Provide non-FMA for soft-float.
12637 (__gcc_qdiv): Same.
12642 (__gcc_qunord): New.
12652 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
12653 soft-float functions.
12654 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
12655 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
12656 about long double soft float.
12658 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
12659 Tehila Meyzels <tehila@il.ibm.com>
12661 * tree-vectorizer.h (is_pattern_stmt_p): New.
12662 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
12663 formatting (tabs instead of spaces). Cleanup and clarify setting
12664 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
12665 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
12666 (vectorizable_type_demotion): Check that types are integral.
12667 (vectorizable_type_promotion): Likewise.
12668 (vectorizable_store): Fix typo. Eliminate new-line at end of
12671 2007-01-16 Jan Hubicka <jh@suse.cz>
12673 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
12676 2007-01-15 Eric Christopher <echristo@apple.com>
12678 * ifcvt.c: Include vec.h, vecprim.h.
12679 (check_cond_move_block): New argument regs.
12680 Reorganize. Add registers used to regs.
12681 (cond_move_process_if_block): Use regs set above as
12684 2007-01-15 Eric Christopher <echristo@apple.com>
12686 * config/darwin.h: Update copyright.
12687 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
12688 (LINK_COMMAND_SPEC): Add -u.
12689 (LINK_SPEC): Fix umbrella for above.
12691 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
12693 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
12696 2007-01-15 Tom Tromey <tromey@redhat.com>
12698 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
12699 * doc/install.texi (Testing): Don't mention jacks.
12700 (Configuration): Document --enable-java-maintainer-mode. Move
12701 --with-java-home to libgcj-specific section. Document
12703 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
12705 2007-01-15 Jan Hubicka <jh@suse.cz>
12707 * tree-ssa-dce.c (DCE_TODOs): New.
12708 (propagate_necessity): Return if something changed.
12709 (eliminate_unnecessary_stmts): Likewise.
12710 (perform_tree_ssa_dce): Return TODO flags when needed.
12711 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
12713 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
12715 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
12716 (fyl2x_extend<mode>xf3_i387): New insn pattern.
12717 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
12718 patterns using X87MODEF12 mode macro. Extend operand 1
12719 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
12720 (log10<mode>2): Ditto.
12721 (log2<mode>2): Ditto.
12722 (log1p<mode>2): Ditto.
12723 (logb<mode>2): Ditto.
12724 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
12725 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
12726 (*fxtractxf3_i387): Rename from *fxtractxf3.
12727 (fxtract_extend<mode>xf3_i387): New insn pattern.
12728 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
12729 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
12730 and gen_fyl2xxf3_i387().
12732 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
12734 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
12735 * cfgloopmanip.c (fix_loop_placement): Made static. Use
12736 get_loop_exit_edges. Changed return type to bool.
12737 * cfgloop.h (fix_loop_placement): Declaration removed.
12739 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
12741 * param.h (MIN_VECT_LOOP_BOUND): New.
12742 * params.def (MIN_VECT_LOOP_BOUND): New.
12743 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
12744 argument - minimum threshold for number of iterations.
12745 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
12746 argument to declaration.
12747 * tree-vect-analyze.c (vect_analyze_operations): Check value of
12748 MIN_VECT_LOOP_BOUND.
12749 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
12750 slpeel_tree_peel_loop_to_edge with additional argument.
12751 (vect_do_peeling_for_alignment): Likewise.
12752 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
12754 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
12757 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
12758 operands of size 1.
12760 2007-01-14 Jan Hubicka <jh@suse.cz>
12762 * tree-dfa.c (remove_referenced_var): New function.
12763 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
12764 prune referenced vars list too.
12765 * tree-flow.h (remove_referenced_var): Declare.
12767 2007-01-14 Jan Hubicka <jh@suse.cz>
12769 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
12771 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
12772 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
12773 * except.h (verify_eh_throw_table_statements): Kill prototype.
12774 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
12775 into call exrepssions.
12776 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
12778 * tree-cfg.c: Include pointer-set.h.
12779 (verify_node_sharing): Work on pointer set.
12780 (verify_eh_throw_stmt_node): New.
12781 (verify_stmts): Use pointers sets, verify throw_stmt.
12783 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
12785 * ipa-reference.c (analyze_function): Consider also addresses taken
12788 2007-01-12 Roger Sayle <roger@eyesopen.com>
12790 * c-typeck.c (null_pointer_constant_p): Replace use of
12791 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
12792 (build_c_cast): Likewise.
12794 2007-01-12 Roger Sayle <roger@eyesopen.com>
12796 * tree.h (force_fit_type_double): Remove unused final argument.
12797 * c-common.c (constant_expression_warning): Replace use of
12798 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
12799 (convert_and_check): Likewise.
12800 (shorten_compare): Update call to force_fit_type_double.
12801 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
12802 * convert.c (convert_to_pointer): Update call to
12803 force_fit_type_double.
12804 * fold-const.c (force_fit_type_double): Remove overflowed_const
12806 (int_const_binop, fold_convert_const_int_from_int,
12807 fold_convert_const_int_from_real, fold_div_compare,
12808 fold_sign_changed_comparison, fold_unary, fold_negate_const,
12809 fold_abs_const, fold_not_const): Remove the final argument from
12810 calls to force_fit_type_double.
12812 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12814 * configure.ac: Set insn to "nop" for spu-*-* also.
12815 * configure: Regenerate.
12817 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
12819 * builtins.def : Add BUILT_IN_FREE.
12821 2007-01-12 Jan Hubicka <jh@suse.cz>
12823 PR tree-optimization/30443
12824 * tree-inline.c (tree_function_versioning): Do not optimize when
12825 cloning for inlining.
12827 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
12829 * doc/loop.texi: Document recording of loop exits.
12830 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
12831 (update_single_exits_after_duplication,
12832 update_single_exit_for_duplicated_loop,
12833 update_single_exit_for_duplicated_loops): Removed.
12834 (duplicate_loop_to_header_edge): Do not call
12835 update_single_exits_after_duplication and
12836 update_single_exit_for_duplicated_loops.
12837 (loop_version): Do not update single_exit information.
12838 (fix_loop_structure): Use record_loop_exits instead of
12839 mark_single_exit_loops.
12840 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
12841 the lists of loop exits.
12842 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
12843 split_edge, merge_blocks): Update the lists of loop exits.
12844 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
12845 loop_optimizer_init.
12846 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
12847 of mark_single_exit_loops.
12848 (loop_optimizer_finalize): Call release_recorded_exits.
12849 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
12850 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
12851 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
12852 update single exit information.
12853 * lambda-code.c (perfect_nestify): Ditto.
12854 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
12855 (mark_single_exit_loops): Removed.
12856 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
12857 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
12858 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
12860 (get_loop_exit_edges, single_exit): Use recorded exit lists.
12861 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
12862 (verify_loop_structure): Verify consistency of the exit lists.
12863 (flow_loops_find): Use alloc_loop. Initialize exits hash.
12864 (set_single_exit): Removed.
12865 * cfgloop.h (struct loop_exit): New function.
12866 (struct loop): single_exit_ field replaced by exits field.
12867 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
12868 (struct loops): Added exits hash.
12869 (mark_single_exit_loops, set_single_exit): Declaration removed.
12870 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
12872 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12874 * doc/invoke.texi: Avoid use of @headitem.
12876 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12878 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
12880 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12882 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
12885 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
12886 Richard Sandiford <richard@codesourcery.com>
12888 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
12889 * config/m68k/m68k.opt: Resort options.
12890 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
12892 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
12893 Richard Sandiford <richard@codesourcery.com>
12895 * doc/invoke.texi: Document the macros that are defined by
12896 m68k's -mtune and -mhard-float options.
12897 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
12898 (m68k_cpp_cpu_family): Likewise.
12899 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
12900 of __ucfv*__ macros. Define __mcffpu__ if generating code for
12901 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
12902 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
12903 (m68k_cpp_cpu_family): Likewise.
12905 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12907 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
12908 macros besides mc68000 as tuning macros. Use a switch statement
12909 to set them and mcpu32.
12911 2007-01-12 Julian Brown <julian@codesourcery.com>
12913 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
12914 (TARGET_68040_ONLY): Rename to...
12915 (TARGET_68040): ...this.
12916 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
12917 * config/m68k/m68k.md: Likewise.
12919 2007-01-12 Julian Brown <julian@codesourcery.com>
12920 Nathan Sidwell <nathan@codesourcery.com>
12921 Richard Sandiford <richard@codesourcery.com>
12923 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
12924 the -mcpu= argument associated with the --with-cpu setting.
12925 Define M68K_DEFAULT_TUNE to the default -mtune= option,
12926 if different from the one implied by the -mcpu setting.
12927 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
12928 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
12929 * doc/invoke.texi: Mention ColdFire in the introduction to the
12930 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
12931 -mno-div and -mhard-float options. Make -m68881 a synonym for
12932 -mhard-float. Document the previously-undocumented -m5206e,
12933 -m528x, -m5307 and -m5407 options. Tweak the existing option
12934 documentation for consistency.
12935 * doc/install.texi: Mention new --with-cpu arguments.
12936 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
12937 default CPU if neither -mcpu nor -march are specified.
12938 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
12939 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
12940 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
12941 using m68k_tune to decide between families that implement the
12942 same ISA. Use m68k_tune to set __mcfv4e__.
12943 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
12944 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
12945 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
12946 (FL_ISA_C, FL_ISA_MMU): New macros.
12947 (MASK_COLDFIRE): Delete.
12948 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
12949 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
12950 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
12951 (TARGET_HARD_FLOAT): Do not define here.
12952 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
12953 (TUNE_68000): New macro.
12954 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
12955 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
12956 (TUNE_CFV2): Redefine in terms of m68k_tune.
12957 (uarch_type, target_device, fpu_type): New enums.
12958 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
12959 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
12960 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
12961 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
12962 (FL_FOR_isa_c): New macros.
12963 (m68k_isa): New enum.
12964 (m68k_target_selection): New structure.
12965 (all_devices, all_isas, all_microarchs): New tables.
12966 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
12967 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
12968 (MASK_ALL_CPU_BITS): Delete.
12969 (m68k_find_selection): New function.
12970 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
12971 Map the legacy target options to a combination of the new ones.
12972 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
12973 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
12974 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
12976 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
12977 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
12979 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
12980 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
12981 * config/m68k/m68k-devices.def: New file.
12983 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12984 Nathan Sidwell <nathan@codesourcery.com>
12986 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
12987 (SUBTARGET_EXTRA_SPECS): New macros.
12988 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
12989 use %(asm_cpu_spec) instead.
12990 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
12991 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
12992 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
12993 (EXTRA_SPECS): Rename to...
12994 (SUBTARGET_EXTRA_SPECS): ...this.
12996 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
12997 Richard Sandiford <richard@codesourcery.com>
12998 Julian Brown <julian@codesourcery.com>
13000 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13001 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
13002 to the configuration's default CPU.
13003 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
13004 Remove default masks.
13005 (m680[012]0-*-*): Set the default with_cpu to the first part of
13007 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
13008 (m68k*-*-linux): Extend the --with-cpu handling to...
13009 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
13010 and m68010. Don't set target_cpu_default2.
13011 * doc/install.texi: Document --with-cpu for m68k.
13012 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
13013 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
13014 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
13015 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
13016 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
13017 (ASM_SPEC): Remove use of %(asm_cpu_default).
13018 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
13019 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
13020 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
13021 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
13022 __HAVE_FPU__ if TARGET_HARD_FLOAT.
13023 (TARGET_DEFAULT): Delete.
13024 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
13025 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
13026 (CPP_CPU_SPEC): Delete.
13027 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
13028 the appropriate string.
13029 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
13030 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
13031 (ASM_SPEC): Don't use %(asm_default_spec).
13032 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
13033 TARGET_DEFAULT and add MASK_68881.
13034 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
13036 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13038 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
13039 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
13040 MASK_68010 alongside MASK_68020.
13041 * doc/invoke.texi: Document -m68010.
13042 * config/m68k/m68k.opt (m68010): New.
13043 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
13045 (TUNE_68010): New macro.
13046 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
13047 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
13048 (M68K_CPU_m68332): Add MASK_68010.
13049 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
13050 fallback definition.
13051 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
13053 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
13054 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
13055 to all entries that use MASK_68020.
13056 (output_move_simode_const, output_move_himode, output_move_qimode)
13057 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
13058 instead of TARGET_68020 to select clr behavior. Remove comment
13059 about there being no TARGET_68010.
13060 * config/m68k/m68k.md: Likewise throughout.
13062 2007-01-12 Julian Brown <julian@codesourcery.com>
13064 * config/m68k/m68k.h (TARGET_ISAB): New macro.
13065 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
13066 * config/m68k/m68k.md: Likewise.
13068 2007-01-12 Julian Brown <julian@codesourcery.com>
13070 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
13071 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
13073 2007-01-12 Julian Brown <julian@codesourcery.com>
13075 * config/m68k/m68k.h (TUNE_68040_60): New macro.
13076 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
13077 * config/m68k/m68k.md: Likewise.
13079 2007-01-12 Julian Brown <julian@codesourcery.com>
13080 Richard Sandiford <richard@codesourcery.com>
13082 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
13083 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
13084 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
13086 (TARGET_CPU32): Rename to...
13087 (TUNE_CPU32): ...this.
13088 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
13089 (TUNE_CFV2): New macros.
13090 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
13091 remove conditions that are implied by TARGET_68020.
13092 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
13093 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
13094 (m68k_output_function_epilogue): Likewise.
13095 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
13096 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
13097 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
13098 non-68000 timings. Refactor multiplication and division costs.
13099 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
13100 TUNE_CPU32 instead of TARGET_CPU32.
13101 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
13102 and TUNE_68060 instead of TARGET_68060.
13103 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
13104 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
13106 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
13107 && !TARGET_COLDFIRE" to choose between moveq and clr.
13108 Likewise in the unnamed movsf pattern.
13109 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
13110 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
13113 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13115 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
13116 of tabbing before backslashes.
13118 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13120 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
13121 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
13122 (ASM_OUTPUT_INTERNAL_LABEL): Define.
13124 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
13126 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
13127 find_interesting_uses_cond.
13128 (find_interesting_uses_cond): Use extract_cond_operands.
13129 (rewrite_use_compare): Use extract_cond_operands and
13130 force_gimple_operand_bsi. Do not call update_stmt.
13131 (determine_use_iv_cost_condition): Use extract_cond_operands.
13132 Return cheaper of using original bound and changing the exit bound.
13134 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
13136 PR tree-optimization/29516
13137 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
13138 most_expensive_mult_to_index, addr_to_parts,
13139 create_mem_ref, maybe_fold_tmr): Make the type of
13140 fields of TARGET_MEM_REF sizetype.
13141 (move_fixed_address_to_symbol, move_pointer_to_base):
13143 * tree.def (TARGET_MEM_REF): Add comment on types of
13146 2007-01-11 Joseph Myers <joseph@codesourcery.com>
13148 * c-common.c (vector_types_convertible_p): Treat opaque types as
13149 always convertible if they have the same size, but not otherwise.
13151 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
13153 * ifcvt.c (struct noce_if_info): Add comments to the fields.
13154 Remove the b_unconditional field.
13155 (noce_try_sign_mask): Do not look at b_unconditional.
13156 (noce_process_if_block): Do not use merge_if_blocks. Update
13157 the CFG here. Do not set b_unconditional.
13158 (cond_move_process_if_block): Likewise.
13159 (find_cond_trap): Likewise.
13160 (check_cond_move_block): Require simple jump insns at the end
13161 of the basic block.
13163 2007-01-11 Jan Hubicka <jh@suse.cz>
13165 PR tree-optimization/1046
13166 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
13167 when alias info is not ready.
13168 (pass_tail_recursion): Do not require aliasing.
13169 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
13170 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
13171 * tree-ssa-copy.c (pass_copy_prop): Likewise.
13172 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
13173 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
13174 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
13175 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
13177 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
13178 When aliasing is not build, mark statement as volatile.
13180 2007-01-11 Tom Tromey <tromey@redhat.com>
13182 PR preprocessor/15185, PR preprocessor/20989:
13183 * doc/cppopts.texi <-MT>: Update description of algorithm for
13184 computing default target.
13185 <-M, -MD>: Reword "basename" text.
13187 2007-01-11 Roger Sayle <roger@eyesopen.com>
13189 * builtins.c (expand_builtin_pow, expand_builtin_powi,
13190 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
13191 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
13192 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
13193 fold_builtin_bswap, real_constp, fold_builtin_pow,
13194 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
13195 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
13196 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
13197 * convert.c (convert_to_pointer): Likewise.
13198 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
13199 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
13200 const_binop, fold_convert_const_int_from_int,
13201 fold_convert_const_int_from_real,
13202 fold_convert_const_real_from_real, sign_bit_p,
13203 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
13204 fold_sign_changed_comparison, fold_unary, fold_comparison,
13205 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
13206 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
13207 * print-tree.c (print_node_brief, print_node): Likewise.
13208 * stor-layout.c (place_field, layout_type): Likewise.
13209 * tree-chrec.c (keep_cast): Likewise.
13210 * tree.c (build_vector, build_real, build_real_from_int_cst,
13211 build_complex): Likewise.
13213 2007-01-11 Roger Sayle <roger@eyesopen.com>
13215 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
13216 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
13218 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
13220 * configure.ac (strict1_warn): Rename to strict_warn.
13221 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
13222 cc_set_by_configure, quoted_cc_set_by_configure,
13223 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
13224 all_boot_languages, all_stagestuff): Remove.
13225 (target_list): Remove bootstrap targets.
13226 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
13227 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
13228 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
13229 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
13230 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
13231 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
13232 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
13233 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
13234 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
13235 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
13236 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
13237 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
13238 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
13239 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
13240 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
13241 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
13242 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
13243 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
13244 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
13245 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
13246 (mostlyclean): Adjust.
13247 (clean, distclean): Don't mention bootstrap stuff.
13248 * configure: Regenerate.
13249 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
13250 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
13251 treelang/config-lang.in (stagestuff): Remove.
13252 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
13253 stageprofile, stagefeedback, stagestuff): Remove mention.
13255 2007-01-11 Nick Clifton <nickc@redhat.com>
13257 * config/mcore/predicates.md (mcore_general_movesrc_operand):
13259 (mcore_general_movdst_operand): Do not accept CONST_INTs.
13260 (mcore_arith_K_S_operand): Run the test for the S constraint not
13261 the test for the M constraint.
13262 (mcore_addsub_operand): Do not accept integer values that are
13263 larger than 32 bits.
13264 * config/mcore/mcore.md: Remove unused constraints from split.
13265 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
13266 (addsi3): Likewise.
13267 (allocate_stack): Likewise.
13268 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
13269 operands to 32 bits.
13270 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
13272 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
13273 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
13274 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
13275 mcore_output_bclri, mcore_output_andn, output_inline_const,
13276 mcore_output_move, mcore_output_movedouble): Likewise.
13277 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
13278 (output_inline_const): Likewise.
13279 (output_inline_const): Fix format strings used in sprintf
13281 * config/mcore/mcore-protos.h: Update prototypes for changed
13282 functions in mcore.c.
13283 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
13284 HOST_WIDE_INT and not int.
13285 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
13286 CONST_OK_FOR_N): Likewise.
13287 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
13288 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
13291 2007-01-10 Jan Hubicka <jh@suse.cz>
13293 * tree-vrp.c (remove_range_assertions): Release defs.
13294 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
13295 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
13297 2007-01-10 Paul Brook <paul@codesourcery.com>
13299 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
13300 * config/arm/arm.md (mulsi3subsi): New insn.
13302 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
13304 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
13305 (tree_transform_and_unroll_loop): New.
13306 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
13309 2007-01-10 Robert Kennedy <jimbob@google.com>
13311 * fold-const.c (fold_comparison): Fold comparisons like (x *
13312 1000 < 0) to (x < 0).
13314 2007-01-10 Ian Lance Taylor <iant@google.com>
13316 * tree-pretty-print.c (dump_generic_node): Print parentheses when
13317 operands have the same priority.
13319 2007-01-10 Tom Tromey <tromey@redhat.com>
13321 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
13322 (fold_binary): Likewise.
13323 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
13324 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
13325 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
13326 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
13327 * langhooks.h (struct lang_hooks): Removed field
13328 'can_use_bit_fields_p'.
13330 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
13332 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
13334 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
13336 * function.c (get_last_funcdef_no): New function.
13337 * function.h (get_last_funcdef_no): Declare.
13338 * tree-inline.c (initialize_cfun): Add initialization.
13339 (tree_function_versioning): Cleanup.
13341 2007-01-10 Jan Hubicka <jh@suse.cz>
13343 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
13346 2007-01-10 Sa Liu <saliu@de.ibm.com>
13347 Ben Elliston <bje@au.ibm.com>
13349 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
13350 for SAVE_NONLOCAL and Pmode for any other save level.
13351 * spu-protos.h (spu_restore_stack_block): Declare.
13352 * spu.md (save_stack_block): Remove.
13353 (restore_stack_block): Call spu_restore_stack_block.
13354 * spu.c (spu_restore_stack_block): New function.
13355 (spu_expand_epilogue): Remove old comment.
13357 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
13359 PR tree-optimization/30322
13360 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
13361 (cand_value_at): Return the value as aff_tree.
13362 (may_eliminate_iv): Convert the bound from aff_tree to tree.
13363 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
13364 aff_combination_mult): New functions.
13365 (aff_combination_add): Use aff_combination_add_cst.
13366 (aff_combination_convert): Allow conversions to a wider type.
13367 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
13368 * tree-affine.h (aff_combination_mult): Declare.
13370 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
13372 * doc/tm.texi: Update documentation to reflect reality of exec
13373 and start file search behaviours. Update copyright year.
13374 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
13375 header file directories.
13377 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
13379 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
13380 (*cosxf2): Rename to cosxf2_i387.
13381 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
13382 using X87MODEF12 mode macro. Rename patterns to
13383 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
13385 (*cosdf2, *cossf2): Ditto.
13386 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
13387 to match extended input operands.
13388 (sincos<mode>3): New expander.
13389 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
13390 insn patterns and corresponding splitters.
13392 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
13394 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
13395 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
13397 2007-01-09 Nicolas Pitre <nico@cam.org>
13400 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
13402 2007-01-08 Geoffrey Keating <geoffk@apple.com>
13404 * target.h (struct gcc_target): New field library_rtti_comdat.
13405 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
13406 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
13407 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
13408 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
13410 2007-01-08 Geoffrey Keating <geoffk@apple.com>
13412 * doc/invoke.texi (Optimize Options): Correct description of -O0.
13414 2007-01-08 Richard Guenther <rguenther@suse.de>
13416 * tree.h (force_fit_type_double): Export.
13417 (force_fit_type): Remove.
13418 * fold-const.c (force_fit_type_double): New function.
13419 (force_fit_type): Remove.
13420 (int_const_binop): Use it.
13421 (fold_convert_const_int_from_int): Likewise.
13422 (fold_convert_const_int_from_real): Likewise.
13423 (fold_div_compare): Likewise.
13424 (fold_sign_changed_comparison): Likewise.
13425 (fold_unary): Likewise.
13426 (fold_negate_const): Likewise.
13427 (fold_abs_const): Likewise.
13428 (fold_not_const): Likewise.
13429 * c-common.c (shorten_compare): Use force_fit_type_double.
13430 * convert.c (convert_to_pointer): Likewise.
13432 2007-01-08 Richard Guenther <rguenther@suse.de>
13434 * tree.h (build_int_cst_wide_type): Export.
13435 * tree.c (build_int_cst_wide_type): New function.
13436 (build_int_cst_wide): Fix comment.
13437 * builtins.c (fold_builtin_object_size): Use build_int_cst
13438 to build -1 or 0 of the correct type. Use fit_double_type
13439 to check for overflow.
13440 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
13442 (decode_field_reference): Likewise.
13443 (all_ones_mask_p): Likewise.
13444 (native_interpret_int): Use build_int_cst_wide_type.
13445 (fold_binary): Use build_int_cst_type to build an all-ones
13447 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
13449 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
13451 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
13453 2007-01-09 Ben Elliston <bje@au.ibm.com>
13455 * genautomata.c (STATS_OPTION): New option.
13456 (stats_flag): New flag.
13457 (gen_automata_option): Handle it.
13458 (initiate_automaton_gen): Ditto.
13459 (write_automata): Output statistics only if stats_flag is
13460 set. Likewise, output time statistics only if time_flag is set.
13461 * doc/md.texi (Processor pipeline description): Document new flag.
13463 2007-01-08 Richard Guenther <rguenther@suse.de>
13465 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
13466 * tree.c (build_int_cst_type): Likewise.
13467 (size_in_bytes): Don't call force_fit_type on the result.
13468 (int_fits_type_p): Use fit_double_type.
13469 * fold-const.c (fit_double_type): New function.
13470 (force_fit_type): Use it.
13471 * tree.h (fit_double_type): Export.
13473 2007-01-08 Jan Hubicka <jh@suse.cz>
13475 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
13476 * ipa.c (function_and_variable_visibility): Fix return type.
13478 2007-01-08 Richard Guenther <rguenther@suse.de>
13480 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
13481 of offset to build the index.
13482 * tree-pretty-print.c (dump_generic_node): Don't build negated
13483 const just for printing.
13484 * c-pretty-print.c (pp_c_integer_constant): Likewise.
13485 * builtins.c (fold_builtin_int_roundingfn): Check if result
13486 fits the type by using force_fit_type and comparing the result.
13487 * predict.c (predict_loops): Use compare_tree_int for comparison.
13488 * tree.c (build_int_cst): Fall back to integer_type_node for
13490 (build_int_cst_wide): Assert type is non-null.
13492 2007-01-08 Roberto Costa <roberto.costa@st.com>
13494 * tree-vrp.c (extract_range_from_cond_expr): New.
13495 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
13496 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
13498 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
13499 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
13500 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
13501 used as expressions.
13502 * tree-object-size.c (cond_expr_object_size): New.
13503 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
13505 2007-01-08 Jan Hubicka <jh@suse.cz>
13507 * tree-ssa-forwprop.c (forward_propagate_into_cond,
13508 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
13511 2007-01-08 Richard Guenther <rguenther@suse.de>
13513 PR tree-optimization/23603
13514 * tree-vrp.c (set_value_range_to_truthvalue): New function.
13515 (extract_range_from_binary): Fall back to truthvalue instead of
13516 varying for TRUTH_*_EXPR.
13517 (extract_range_from_comparison): Fall back to truthvalue instead of
13519 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
13520 if all visited PHI values were constant.
13522 2007-01-08 Jan Hubicka <jh@suse.cz>
13524 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
13525 (cgraph_analyze_function): break out from ...
13526 (cgraph_finalize_compilation_unit): ... here.
13527 (cgraph_expand_function): Remove forgoten commented out line.
13528 (cgraph_optimize): Analyze functions.
13530 2007-01-08 Jan Hubicka <jh@suse.cz>
13532 * tree-pas.h (TODO_remove_function): New flag.
13533 (TODO_update*): Renumber.
13534 (pass_ipa_increase_alignment,
13535 pass_ipa_function_and_variable_visibility): New passes.
13536 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
13537 (cgraph_function_and_variable_visibility): Move to ipa.c
13538 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
13539 cgraph_increase_alignment.
13540 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
13541 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
13542 calling tree-inline.
13543 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
13544 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
13545 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
13546 (gate_increase_alignment): New function.
13547 (pass_ipa_increase_alignment): New pass.
13548 * ipa.c: Inline tree-pass.h and timevar.h
13549 (function_and_variable_visibility): Move here from cgraphunit.c
13550 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
13551 * passes.c (init_optimization_passes): Add the two new passes.
13552 (execute_todo): Handle cgraph_remove_functions.
13554 2007-01-08 Nick Clifton <nickc@redhat.com>
13556 * config/frv/predicates.md (reg_or_0_operand): Accept
13559 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
13561 * config/bfin/rtems.h, config/bfin/t-rtems: New.
13562 * config.gcc: Add bfin*-rtems*.
13564 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
13566 * c.opt: Add -flax-vector-conversions.
13567 * c-typeck.c (convert_for_assignment): Pass flag to
13568 vector_types_convertible_p to allow emission of note.
13569 (digest_init): Likewise.
13570 * c-opts.c: Handle -flax-vector-conversions.
13571 * c-common.c (flag_lax_vector_conversions): New.
13572 (vector_types_convertible_p): Unless -flax-vector conversions
13573 has been passed, disallow conversions between vectors with
13574 differing numbers of subparts and/or element types. If such
13575 a conversion is disallowed, possibly emit a note on the first
13576 occasion only to inform the user of -flax-vector-conversions.
13577 The new last argument specifies this.
13578 * c-common.h (flag_lax_vector_conversions): New.
13579 (vector_types_convertible_p): Add extra argument.
13580 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
13581 char_type_node for V*QI type vectors.
13582 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
13583 Update to satisfy new typechecking rules.
13584 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
13585 C and C++ variants.
13586 * doc/invoke.texi (C Dialect Options): Document
13587 -flax-vector-conversions.
13589 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
13591 PR tree-optimization/29877
13592 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
13593 a register variable on the RHS to not be replaceable.
13595 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
13596 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
13597 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
13598 const_simm15, const_pow2, const_npow2): Added.
13599 * config/score/misc.md (insv, extv, extzv, movmemsi,
13600 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
13601 * config/score/score.c (score_address_cost, score_select_cc_mode):
13603 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
13604 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
13605 Update score_print_operand.
13606 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
13607 Adjust register allocate order and update some macro define.
13608 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
13609 mdx_block_move_straight, mdx_block_move_loop_head,
13610 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
13611 mdx_block_move): Added.
13612 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
13613 mdp_limm): Updated and fix some bug and typo.
13614 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
13615 (movsf, movdf, doloop_end): Added.
13617 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
13619 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
13620 config/arm/thumb2.md: Fix comment typos.
13621 * doc/extend.texi: Fix a typo.
13623 2007-01-07 Eric Christopher <echristo@apple.com>
13625 * configure.ac: Check for __stack_chk_fail for darwin.
13626 * configure: Regenerate.
13628 2007-01-07 Richard Guenther <rguenther@suse.de>
13630 * tree-vrp.c (extract_range_from_assert): CSE calls to
13631 compare_values where possible.
13632 (extract_range_from_unary_expr): Likewise.
13634 2007-01-07 Anatoly Sokolov <aesok@post.ru>
13636 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
13637 * config/avr/avr.c (call_insn_operand): Delete function.
13638 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
13639 instead of register number. Use predicates.
13640 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
13641 call_insn_operand): Add.
13643 2007-01-06 Jan Hubicka <jh@suse.cz>
13645 * tree-pass.h (pass_build_cgraph_edges): Declare.
13646 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
13647 (visited_nodes): Remove.
13648 (cgraph_create_edges): Move to cgraphbuild.c; rename to
13649 build_cgrpah_edges; make visited_nodes local.
13650 (cgraph_process_new_functions): DO not call initialize_inline_failed.
13651 (record_references_in_initializer): Move to cgraphbuild.c
13652 (initialize_inline_failed, rebuild_cgraph_edges,
13653 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
13654 (verify_cgraph_node): Make visited_nodes local.
13655 (cgraph_analyze_function): Do not call cgraph_create_edges and
13656 initialize_inline_failed.
13657 (cgraph_expand_function): Do not call cgraph_lower_function;
13658 assert that function is already lowered.
13659 * Makefile.in (cgraphbuild.o): New.
13660 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
13661 at the end of lowering passes.
13663 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
13665 * ifcvt.c (cond_move_convert_if_block): New function, code
13666 factored out from...
13667 (cond_move_process_if_block): ...here. Call the new function
13668 on the THEN and ELSE blocks.
13669 (merge_if_block): Do not copy global_live_at_end, merge_blocks
13670 already takes care of this.
13672 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13675 * tree.h (TREE_OVERFLOW_P): New.
13676 * c-typeck.c (parser_build_unary_op): Warn only if result
13677 overflowed and operands did not.
13678 (parser_build_binary_op): Likewise.
13679 (convert_for_assignment): Remove redundant overflow_warning.
13680 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
13682 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13684 * c-typeck.c (store_init_value): Split over two lines to follow
13685 the GNU coding style.
13687 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
13689 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
13690 __GXX_EXPERIMENTAL_CXX0X__.
13691 * doc/cpp.texi: Same.
13693 2007-01-05 Richard Guenther <rguenther@suse.de>
13695 PR middle-end/27826
13696 * tree.c (get_narrower): Do not construct COMPONENT_REFs
13697 with mismatched types. Instead explicitly build a
13698 conversion NOP_EXPR.
13700 2007-01-05 Ian Lance Taylor <iant@google.com>
13702 * c-common.c (decl_with_nonnull_addr_p): New function.
13703 (c_common_truthvalue_conversion): Call it.
13704 * c-typeck.c (build_binary_op): Likewise.
13705 * c-common.h (decl_with_nonnull_addr_p): Declare.
13707 2007-01-05 Jakub Jelinek <jakub@redhat.com>
13710 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
13713 2007-01-05 Joel Brobecker <brobecker@adacore.com>
13715 * doc/install.texi (Final install): Document the fact that
13716 the GNAT runtime should not be stripped.
13718 2007-01-04 Jan Hubicka <jh@suse.cz>
13720 * tree-inline.c (fold_marked_statements): Update operand caches
13721 and EH after folding
13723 2007-01-04 Ian Lance Taylor <iant@google.com>
13725 * c-common.c (check_function_nonnull): Whitespace fix.
13727 2007-01-04 Jan Hubicka <jh@suse.cz>
13729 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
13730 comitted older version of patch.
13731 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
13732 function, celanup cfg and collect garbage.
13734 2007-01-04 Mike Stump <mrs@apple.com>
13736 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
13739 2007-01-04 Eric Christopher <echristo@apple.com>
13741 * libgcc2.c (__bswapsi2): Use SItype.
13742 (__bswapdi2): Use DItype.
13743 * libgcc2.h: Update for above.
13745 2007-01-04 Paul Brook <paul@codesourcery.com>
13747 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
13748 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
13749 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
13750 umulsidi3, umulsidi3adddi, smulsi3_highpart,
13751 umulsi3_highpart): Make conditional on !arm_arch6.
13752 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
13753 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
13754 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
13755 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
13756 umulsi3_highpart_v6): New insns.
13758 2007-01-04 Roger Sayle <roger@eyesopen.com>
13760 * fold-const.c (fold_convert): When casting an expression to void,
13761 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
13762 have a type. Instead of attempting to build a NOP_EXPR, return
13763 these "special" trees directly.
13765 2007-01-04 Joseph Myers <joseph@codesourcery.com>
13767 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
13768 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
13769 rs6000_cost->fp not 0 as adjustment for outer NEG.
13771 2007-01-04 Jan Hubicka <jh@suse.cz>
13773 * cgraph.c (cgraph_release_function_body): New function.
13774 (cgraph_remove_node): Use it.
13775 * cgraph.h (cgraph_release_function_body): Declare.
13776 * cgraphunit.c (cgraph_expand_function): Use it.
13777 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
13778 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
13779 is initialized and while compilation of other function is running.
13780 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
13781 statement CFG annotations from here to ...
13782 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
13784 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
13786 * cfgloop.h (enum li_flags): Make the constants powers of two.
13788 2007-01-04 Jan Hubicka <jh@suse.cz>
13790 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
13792 (fold_marked_statements): New function.
13793 (optimize_inline_calls, tree_function_versioning): Fold new statements.
13794 * tree-inline.h (copy_body_data): Add statements_to_fold.
13796 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
13798 * config.gcc: Mention libgcc/config.host.
13799 * Makefile.in: Update comments mentioning libgcc.
13800 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
13801 (all.cross, start.encap, rest.encap, rest.cross): Update
13802 dependencies for libgcc move.
13803 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
13804 (clean-target, clean-target-libgcc): Delete.
13805 (srcdirify, GCC_EXTRA_PARTS): New macros.
13806 (libgcc-support, libgcc.mvars): New rules.
13807 (distclean): Remove mention of mklibgcc.
13808 (install): Don't reference INSTALL_LIBGCC.
13809 (install-common): Don't reference EXTRA_PARTS.
13810 (install-libgcc, install-multilib): Delete rules.
13811 * mklibgcc.in: Delete file.
13812 * doc/configfiles.texi: Don't mention mklibgcc.
13814 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
13815 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
13816 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
13817 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
13818 (mklibgcc, ldblspecs): Likewise.
13820 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
13821 (posixpre.def): Use $(T).
13822 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
13823 (SHLIB_SRC, SHLIB_INSTALL): Delete.
13824 (SHLIB_LINK): Make dummy.
13825 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
13827 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
13829 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
13830 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
13831 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
13832 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
13834 * configure.ac (all_outputs): Remove mklibgcc.
13835 * configure: Regenerated.
13837 2007-01-03 Josh Conner <jconner@apple.com>
13839 PR middle-end/29683
13840 * calls.c (compute_argument_addresses): Set stack and stack_slot
13841 for partial args, too.
13842 (store_one_arg): Use locate.size.constant for the size when
13843 generating a save_area.
13845 2007-01-03 Robert Kennedy <jimbob@google.com>
13847 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
13848 whose definitions are deleted due to basic block merging.
13850 2007-01-03 Paul Brook <paul@codesourcery.com>
13853 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
13855 (use_return_insn): Return 0 for Thumb interrupt functions.
13856 (print_multi_reg): Add rfe argument for IRQ returns.
13857 (arm_output_epilogue): Pop interrupt return address directly into PC.
13858 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
13860 2007-01-03 Paul Brook <paul@codesourcery.com>
13862 Merge from sourcerygxx-4_1.
13863 * config/arm/thumb2.md: New file.
13864 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
13866 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
13867 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
13868 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
13869 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
13871 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
13872 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
13874 * config/arm/ieee754-sf.S: Ditto.
13875 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
13876 (thumb1_base_register_rtx_p): ... to this.
13877 (thumb_index_register_rtx_p): Rename...
13878 (thumb1_index_register_rtx_p): ... to this.
13879 (thumb_output_function_prologue): Rename...
13880 (thumb1_output_function_prologue): ... to this.
13881 (thumb_legitimate_address_p): Rename...
13882 (thumb1_legitimate_address_p): ... to this.
13883 (thumb_rtx_costs): Rename...
13884 (thumb1_rtx_costs): ... to this.
13885 (thumb_compute_save_reg_mask): Rename...
13886 (thumb1_compute_save_reg_mask): ... to this.
13887 (thumb_final_prescan_insn): Rename...
13888 (thumb1_final_prescan_insn): ... to this.
13889 (thumb_expand_epilogue): Rename...
13890 (thumb1_expand_epilogue): ... to this.
13891 (arm_unwind_emit_stm): Rename...
13892 (arm_unwind_emit_sequence): ... to this.
13893 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
13894 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
13895 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
13896 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
13897 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
13898 thumb2_output_casesi): New functions.
13899 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
13900 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
13901 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
13902 THUMB2_WORK_REGS): Define.
13903 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
13904 arm_condexec_mask, arm_condexec_masklen)): New variables.
13905 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
13906 (arm_override_options): Check new CPU capabilities.
13907 Set new architecture flag variables.
13908 (arm_isr_value): Handle v7m interrupt functions.
13909 (user_return_insn): Return 0 for v7m interrupt functions. Handle
13911 (const_ok_for_arm): Handle Thumb-2 constants.
13912 (arm_gen_constant): Ditto. Use movw when available.
13913 (arm_function_ok_for_sibcall): Return false for v7m interrupt
13915 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
13916 (thumb_find_work_register, arm_load_pic_register,
13917 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
13918 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
13919 print_multi_reg, output_mov_long_double_fpa_from_arm,
13920 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
13921 output_mov_double_fpa_from_arm, output_move_double,
13922 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
13923 output_return_instruction, arm_output_function_prologue,
13924 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
13925 arm_output_mi_thunk, thumb_set_return_address): Ditto.
13926 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
13927 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
13928 (arithmetic_instr, shift_op): Use arm_shift_nmem.
13929 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
13931 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
13932 (thumb_expand_prologue): Use thumb_set_frame_pointer.
13933 (arm_file_start): Output directive for unified syntax.
13934 (arm_unwind_emit_set): Handle stack alignment instruction.
13935 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
13936 Add v6t2, v7, v7a, v7r and v7m.
13937 (RETLDM): Add Thumb-2 code.
13938 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
13939 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
13940 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
13941 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
13942 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
13943 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
13944 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
13945 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
13946 ADJUST_INSN_LENGTH): Define.
13947 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
13948 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
13949 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
13950 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
13951 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
13952 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
13953 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
13954 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
13955 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
13956 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
13957 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
13958 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
13959 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
13960 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
13961 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
13962 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
13963 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
13965 * config/arm/arm-tune.md: Regenerate.
13966 * config/arm/arm-protos.h: Update prototypes.
13967 * config/arm/vfp.md: Enable patterns for Thumb-2.
13968 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
13969 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
13970 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
13971 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
13972 * config/arm/libunwind.S: Add Thumb-2 code.
13973 * config/arm/constraints.md: Update include Thumb-2.
13974 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
13975 * config/arm/ieee754-df.S: Ditto.
13976 * config/arm/bpabi.S: Ditto.
13977 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
13978 * config/arm/predicates.md (low_register_operand,
13979 low_reg_or_int_operand, thumb_16bit_operator): New.
13980 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
13981 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
13982 * config/arm/t-arm-elf: Add armv7 multilib.
13983 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
13985 (UNSPEC_STACK_ALIGN, ce_count): New.
13986 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
13987 arm_zero_extendsidi2, arm_zero_extendqidi2): New
13989 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
13990 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
13991 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
13992 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
13993 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
13994 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
13996 * doc/extend.texi: Document ARMv7-M interrupt functions.
13997 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
13999 2007-01-03 Jakub Jelinek <jakub@redhat.com>
14001 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
14002 (struct _Unwind_Context): Rename args_size to flags, remove
14003 signal_frame field, add a new args_size field and version field.
14004 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
14005 _Unwind_IsExtendedContext): New inline functions.
14006 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
14007 Assume by_value array is only present if _Unwind_IsExtendedContext.
14008 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
14009 _Unwind_IsSignalFrame.
14010 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
14011 (uw_update_context_1): Use _Unwind_SetSignalFrame.
14012 (uw_init_context_1): Initialize context->flags to
14013 EXTENDED_CONTEXT_BIT.
14014 * config/rs6000/linux-unwind.h (frob_update_context): Use
14015 _Unwind_SetSignalFrame.
14017 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
14019 PR middle-end/30353
14020 * gimplify.c (gimplify_modify_expr_complex_part): Move below
14021 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
14024 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
14026 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
14027 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
14028 RET, AT_SP): Remove.
14029 * config/i386/i386.md (*sse_prologue_save_insn): Use return
14032 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
14033 * cfgbuild.c (find_basic_blocks): Likewise.
14034 * cfgrtl.c (rtl_create_basic_block): Likewise.
14035 * function.c (temp_slots_at_level): Likewise.
14036 * reg-stack.c (stack_regs_mentioned): Likewise.
14037 * regclass.c (allocate_reg_info): Likewise.
14038 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
14039 set_bb_for_stmt, move_block_to_fn): Likewise.
14040 * tree-complex.c (tree_lower_complex): Likewise.
14041 * vec.h (VEC_safe_grow_cleared): New.
14043 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
14045 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
14047 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
14048 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
14050 * cfgloopmanip.c (scale_loop_frequencies): Export.
14051 (loopify): Scale the frequencies by prescribed coefficients.
14052 (set_zero_probability): New function.
14053 (duplicate_loop_to_header_edge): Improve updating of frequencies.
14054 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
14055 and frequencies according to arguments.
14056 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
14058 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
14059 * modulo-sched.c (sms_schedule): Set probabilities for entering
14060 versioned loop correctly.
14061 * tree-vect-transform.c (vect_transform_loop): Ditto.
14062 * cfgloop.h (loopify, loop_version): Declaration changed.
14063 (scale_loop_frequencies): Declared.
14065 2007-01-02 Jan Hubicka <jh@suse.cz>
14067 * cgraph.c: Include tree-flow.h
14068 (cgraph_add_new-function): Handle IPA_SSA mode; execute
14069 early_local_passes.
14070 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
14071 * tree-pass.h (pass_all_early_optimizations): Declare.
14072 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
14073 early_local_passes.
14074 (cgraph_analyze_function): Do early_local_passes.
14075 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
14076 Do not add referenced vars.
14077 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
14079 (gate_all_early_local_passes): New gate.
14080 (pass_early_local_passes): Use new gate.
14081 (execute_early_local_optimizations): New functions.
14082 (gate_all_early_optimizations): New gate.
14083 (pass_all_early_optimizations): New pass.
14084 (execute_free_datastructures): Free SSA only when initialized.
14085 (gate_init_datastructures): Init only when optimizing.
14086 (tree_lowering_passes): Do early local passes when called late.
14087 * tree-profile.c (do_tree_profiling): Don't profile functions added
14089 (do_early_tree_profiling, pass_early_tree_profile): Kill.
14090 * tree-cfg.c (update_modified_stmts): Do not update when operands are
14092 * passes.c (init_optimizations_passes): Reorder so we go into SSA
14093 during early_local_passes.
14094 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
14097 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
14099 * Makefile.in: Update copyright year.
14101 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
14103 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
14104 in $(lang_checks) and check-consistency targets.
14106 2007-01-02 Jan Hubicka <jh@suse.cz>
14108 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
14109 Do not add referenced vars.
14110 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
14112 * passes.c (init_optimization_passes): Put mudflap_2 after
14113 free_datastructures.
14115 2007-01-02 Jan Hubicka <jh@suse.cz>
14117 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
14118 Set NOTHROW flag on call statements proved to be nothrow.
14119 Update statement of local calls so new pure/const functions are
14120 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
14122 (tree_rest_of_compilation): Register hooks and initialize bitmap
14123 early. Do not set after_inlining flag.
14125 2007-01-02 Steve Ellcey <sje@cup.hp.com>
14127 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
14128 HOST_BITS_PER_LONGLONG
14130 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14133 * c-typeck.c (store_init_value): Don't emit pedantic overflow
14134 warning for non-static initializers.
14136 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
14138 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
14139 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
14140 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
14141 Always use set_unique_reg_note to add REG_EQUAL notes.
14143 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
14146 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
14148 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
14149 * cfgbuild.c (find_basic_blocks): Likewise.
14150 * cfgrtl.c (rtl_create_basic_block): Likewise.
14151 * function.c (temp_slots_at_level): Likewise.
14152 * reg-stack.c (stack_regs_mentioned): Likewise.
14153 * regclass.c (allocate_reg_info): Likewise.
14154 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
14155 set_bb_for_stmt, move_block_to_fn): Likewise.
14156 * tree-complex.c (tree_lower_complex): Likewise.
14157 * vec.h (VEC_safe_grow_cleared): New.
14159 2007-01-02 Ian Lance Taylor <iant@google.com>
14161 * c-common.c (c_common_truthvalue_conversion): When warning about
14162 using an assignment as a truth value, set TREE_NO_WARNING.
14164 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14167 * c.opt (Wold-style-declaration): New.
14168 * doc/invoke.texi (C-only Warning Options): New.
14169 (Wold-style-declaration): Document it.
14170 (Wextra): Enabled by -Wextra.
14171 * c-opts.c (c_common_post_options): Enabled by -Wextra.
14172 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
14173 -Wold-style-declaration.
14175 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
14177 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
14178 * cfgbuild.c (find_basic_blocks): Likewise.
14179 * cfgrtl.c (rtl_create_basic_block): Likewise.
14180 * function.c (temp_slots_at_level): Likewise.
14181 * reg-stack.c (stack_regs_mentioned): Likewise.
14182 * regclass.c (allocate_reg_info): Likewise.
14183 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
14184 set_bb_for_stmt, move_block_to_fn): Likewise.
14185 * tree-complex.c (tree_lower_complex): Likewise.
14186 * vec.h (VEC_safe_grow_cleared): New.
14188 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
14190 * c-common.c (c_common_nodes_and_builtins): Since variants of
14191 void_type_node get built before it is given a name, we need to
14192 give those variants the name, too.
14193 (complete_array_type): We need to work with the canonical main
14194 type of the array, from which we will build the qualified version.
14195 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
14196 * print-tree.c (print_node): Display canonical type information
14198 * stor-layout.c (layout_type): When we don't know the
14199 alignment of a type for which we're building an array, we end up
14200 guessing wrong, so make the type require structural equality.
14201 * tree.c (make_node_stat): When we build a new type, it is its
14202 own canonical type.
14203 (build_type_attribute_qual_variant): When building an attribute
14204 variant, its canonical type is the non-attribute variant. However,
14205 if the attributes are target-dependent and they differ, we need to
14206 use structural equality checks for this type.
14207 (build_qualified_type): A qualified type is not equivalent to its
14208 unqualified variant; set the canonical type appropriately.
14209 (build_distinct_type_copy): When building a distinct type from
14210 another type, the new type is its own canonical type.
14211 (build_variant_type_copy): When building a new type variant, we
14212 assume that it is equivalent to the original type.
14213 (build_pointer_type_for_mode): When building a pointer type, also
14214 build a canonical type pointer.
14215 (build_reference_type_for_mode): When building a reference type,
14216 also build a canonical type reference.
14217 (build_index_type): When we can't hash an index type (e.g.,
14218 because its maximum value is negative), the index type requires
14219 structural equality tests.
14220 (build_array_type): Build the canonical form of an array type.
14221 (build_function_type): Function types require structural equality,
14222 because they contain default arguments, attributes, etc.
14223 (build_method_type_directly): Ditto for method types.
14224 (build_offset_type): Build the canonical offset type.
14225 (build_complex_type): Build the canonical vector type.
14226 (make_vector_type): Build the canonical vector type.
14227 * tree.h (TYPE_CANONICAL): New.
14228 (TYPE_STRUCTURAL_EQUALITY_P): New.
14229 (SET_TYPE_STRUCTURAL_EQUALITY): New.
14230 (struct tree_type): Added "canonical" field.
14231 * params.h (VERIFY_CANONICAL_TYPES): New.
14232 * doc/c-tree.texi (TYPE_CANONICAL): Document.
14233 (TYPE_STRUCTURAL_EQUALITY_P): Document.
14234 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
14235 * doc/invoke.texi (verify-canonical-types): Document --param
14236 parameter for verifying canonical types.
14238 2007-01-02 Joseph Myers <joseph@codesourcery.com>
14240 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
14241 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
14242 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
14243 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
14245 * config/rs6000/e500.h: New.
14246 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
14247 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
14249 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
14250 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
14251 TARGET_E500_DOUBLE): Remove.
14252 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
14253 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
14254 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
14255 * config/rs6000/rs6000.c (rs6000_override_options): Use
14256 CHECK_E500_OPTIONS.
14258 2007-01-02 Joseph Myers <joseph@codesourcery.com>
14260 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
14261 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
14262 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
14263 rs6000_emit_cmove): Don't check TARGET_E500.
14264 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
14265 sordered): Don't check TARGET_E500.
14267 2007-01-01 Eric Christopher <echristo@apple.com>
14269 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
14270 HARD_REGISTER_NUM_P.
14272 2007-01-01 Roger Sayle <roger@eyesopen.com>
14274 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
14275 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
14276 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
14279 2007-01-01 Mike Stump <mrs@apple.com>
14281 * configure.ac: Remove support for building with Apple's gcc-3.1.
14283 2007-01-02 Joseph Myers <joseph@codesourcery.com>
14285 PR middle-end/30311
14286 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
14287 REG is a hard register. Do not modify REG before calling
14289 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
14290 multiple of the size of YMODE for certain lowpart cases.
14292 2007-01-01 Andrew Pinski <pinskia@gmail.com>
14294 PR middle-end/30253
14295 * gimplify (voidify_wrapper_expr): Update for
14296 GIMPLE_MODIFY_STMT.
14298 2007-01-01 Andreas Schwab <schwab@suse.de>
14301 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
14302 save of BR0 in extra_spill_size instead of spill_size.
14303 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
14305 (ia64_expand_epilogue): Restore BR0 from its new location.
14307 2007-01-01 Andrew Pinski <pinskia@gmail.com>
14309 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
14310 Use a temporary variable if the left hand side is not a gimple
14313 2007-01-01 Andrew Pinski <pinskia@gmail.com>
14315 * gimplify.c (gimplify_return_expr): Make the temporary variable
14316 for the return expression, a gimple register variable.
14318 2007-01-01 Jan Hubicka <jh@suse.cz>
14320 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
14323 2007-01-01 Mike Stump <mrs@apple.com>
14325 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
14327 * config/darwin.c (machopic_select_rtx_section): Use
14328 HAVE_GAS_LITERAL16.
14329 (darwin_mergeable_constant_section): Likewise.
14330 * configure: Regenerate.
14331 * config.in: Regenerate.
14333 2007-01-01 Jan Hubicka <jh@suse.cz>
14334 Andrew Pinski <pinskia@gmail.com>
14336 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
14337 before starting IPA passes.