1 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
3 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
4 __builtin_ia32_vec_set_v2di with MASK_64BIT.
6 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
9 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
10 * targhooks.h (default_mangle_decl_assembler_name): Declare
12 * targhooks.c (default_mangle_decl_assembler_name): Define
14 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
16 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
17 * langhooks.c (lhd_set_decl_assembler_name): Call
18 targetm.mangle_decl_assembler_name for names with global scope.
20 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
22 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
23 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
25 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
26 New. Factored out of i386_pe_encode_section_info.
27 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
28 Move check for prior decoration of stdcall
29 symbols to i386_pe_encode_section_info.
30 (i386_pe_encode_section_info): Adjust call to
31 gen_stdcall_or_fastcall_suffix. Use
32 i386_pe_maybe_mangle_decl_assembler_name, if needed.
33 (i386_pe_mangle_decl_assembler_name): New. Wrap
34 i386_pe_maybe_mangle_decl_assembler_name.
36 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
38 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
39 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
40 * langhooks.c (get_signed_or_unsigned_type): Don't check for
41 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
42 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
45 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
46 Nigel Stephens <nigel@mips.com>
47 Richard Sandiford <richard@codesourcery.com>
49 Fix up MIPS16 hard float and add support for complex.
51 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
52 (TARGET_SOFT_FLOAT_ABI): New.
53 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
54 __mips_soft_float to reflect the ABI in use, not whether the
55 FPU is directly accessible (e.g., in MIPS16 mode).
56 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
57 (UNITS_PER_FPVALUE): Likewise.
59 * config/mips/mips.c (mips_expand_call): Remove redundant
61 (mips_arg_regno): New.
62 (function_arg_advance): When setting bits in cum->fp_code for
63 MIPS16, don't subtract 1 from cum->arg_number, since it is now
65 (function_arg): Use mips_arg_regno.
66 (mips_return_mode_in_fpr_p): New.
67 (mips16_call_stub_mode_suffix): New.
68 (mips16_cfun_returns_in_fpr_p): New.
69 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
70 (mips_output_function_prologue): Test mips16_hard_float, not
71 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
72 (mips_expand_epilogue): Call MIPS16 helper routines to copy
73 return value into a floating-point register.
74 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
75 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
76 (mips16_fp_args): Handle MIPS32r2 ISA which supports
77 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
78 word of double arguments from or to the high bits of 64-bit
79 floating point registers.
80 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
81 (mips16_fpret_double): New helper function.
82 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
83 support for complex modes. Fill in DECL_RESULT for stubdecl.
84 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
86 * config/mips/mips16.S
87 (RET, ARG1, ARG2): New.
88 (MERGE_GPRf, MERGE_GPRt): New.
89 (DELAYt, DELAYf): New.
90 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
91 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
92 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
93 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
95 (OPSF3): This, and macro-ified. Updated all uses.
96 (SFOP2): Renamed to...
97 (OPSF2): This, and macro-ified. Updated all uses.
98 (SFCMP): Renamed to...
99 (CMPSF): This, and macro-ified. Updated all uses.
100 (SFREVCMP): Renamed to...
101 (REVCMPSF): This, and macro-ified. Updated all uses.
102 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
103 (LDDBL1, LDDBL2, RETDBL): Deleted.
104 (DFOP): Renamed to...
105 (OPDF3): This, and macro-ified. Updated all uses.
106 (DFOP2): Renamed to...
107 (OPDF2): This, and macro-ified. Updated all uses.
108 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
109 (DFCMP): Renamed to...
110 (CMPDF): This, and macro-ified. Updated all uses.
111 (DFREVCMP): Renamed to...
112 (REVCMPDF): This, and macro-ified. Updated all uses.
113 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
115 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
116 (__mips16_ret_sc, __mips16_ret_dc): New.
117 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
118 STUB_ARGS_6, STUB_ARGS_10): New.
119 (CALL_STUB_NO_RET): New.
120 (__mips16_call_stub_1): Macro-ified.
121 (__mips16_call_stub_5): Macro-ified.
122 (__mips16_call_stub_2): Macro-ified.
123 (__mips16_call_stub_6): Macro-ified.
124 (__mips16_call_stub_9): Macro-ified.
125 (__mips16_call_stub_10): Macro-ified.
126 (CALL_STUB_RET): New.
127 (__mips16_call_stub_sf_0): Macro-ified.
128 (__mips16_call_stub_sf_1): Macro-ified.
129 (__mips16_call_stub_sf_5): Macro-ified.
130 (__mips16_call_stub_sf_2): Macro-ified.
131 (__mips16_call_stub_sf_6): Macro-ified.
132 (__mips16_call_stub_sf_9): Macro-ified.
133 (__mips16_call_stub_sf_10): Macro-ified.
134 (__mips16_call_stub_df_0): Macro-ified.
135 (__mips16_call_stub_df_1): Macro-ified.
136 (__mips16_call_stub_df_5): Macro-ified.
137 (__mips16_call_stub_df_2): Macro-ified.
138 (__mips16_call_stub_df_6): Macro-ified.
139 (__mips16_call_stub_df_9): Macro-ified.
140 (__mips16_call_stub_df_10): Macro-ified.
141 (__mips16_call_stub_sc_0): New.
142 (__mips16_call_stub_sc_1): New.
143 (__mips16_call_stub_sc_5): New.
144 (__mips16_call_stub_sc_2): New.
145 (__mips16_call_stub_sc_6): New.
146 (__mips16_call_stub_sc_9): New.
147 (__mips16_call_stub_sc_10): New.
148 (__mips16_call_stub_dc_0): New.
149 (__mips16_call_stub_dc_1): New.
150 (__mips16_call_stub_dc_5): New.
151 (__mips16_call_stub_dc_2): New.
152 (__mips16_call_stub_dc_6): New.
153 (__mips16_call_stub_dc_9): New.
154 (__mips16_call_stub_dc_10): New.
156 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
157 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
158 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
160 2007-05-23 Ian Lance Taylor <iant@google.com>
162 * doc/invoke.texi (Invoking GCC): Document that the order of the
165 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
168 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): remove.
169 * config/score/predicate.md (const_pow2, const_npow2): remove.
170 * config/score/score.h (ASM_OUTPUT_EXTERNAL): add ASM_OUTPUT_EXTERNAL undef.
172 * config/score/score.c (score_print_operand): makes sure that only lower
175 2007-05-22 Ian Lance Taylor <iant@google.com>
177 * tree-vrp.c (avoid_overflow_infinity): New static function,
178 broken out of set_value_range_to_value.
179 (set_value_range_to_value): Call avoid_overflow_infinity.
180 (extract_range_from_assert): Likewise.
182 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
185 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
186 change the type before looking for a COMPOUND_EXPR.
188 2007-05-22 Ian Lance Taylor <iant@google.com>
190 * lower-subreg.c (decompose_multiword_subregs): If we change an
191 insn, call remove_retval_note on it.
193 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
195 * regs.h (end_hard_regno): New function.
196 (END_HARD_REGNO, END_REGNO): New macros.
197 (add_to_hard_reg_set): New function.
198 (remove_from_hard_reg_set): Likewise.
199 (in_hard_reg_set_p): Likewise.
200 (overlaps_hard_reg_set_p): Likewise.
201 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
202 (note_btr_set): Use END_HARD_REGNO.
203 * caller-save.c (setup_save_areas): Use end_hard_regno.
204 (mark_set_regs): Use END_HARD_REGNO.
205 (add_stored_regs): Use end_hard_regno.
206 (mark_referenced_regs): Use add_to_hard_reg_set.
207 * combine.c (update_table_tick): Use END_REGNO.
208 (record_value_for_reg): Likewise.
209 (record_dead_and_set_regs): Likewise.
210 (get_last_value_validate): Likewise.
211 (use_crosses_set_p): Likewise.
212 (reg_dead_at_p_1): Likewise.
213 (reg_dead_at_p): Likewise.
214 (mark_used_regs_combine): Use add_to_hard_reg_set.
215 (move_deaths): Use END_HARD_REGNO.
216 (reg_bitfield_target_p): Use end_hard_regno.
217 (distribute_notes): Use END_HARD_REGNO.
218 * cse.c (mention_regs): Use END_REGNO.
219 (insert): Use add_to_hard_reg_set.
220 (invalidate): Use END_HARD_REGNO.
221 (invalidate_for_call): Likewise.
222 (exp_equiv_p): Use END_REGNO.
223 (cse_insn): Likewise.
224 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
225 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
226 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
227 * function.c (keep_stack_depressed): Use end_hard_regno.
228 * global.c (global_alloc): Use end_hard_regno.
229 (global_conflicts): Use add_to_hard_reg_set instead of
231 (find_reg): Likewise.
232 (mark_reg_store): Likewise.
233 (mark_reg_conflicts): Likewise.
234 (mark_reg_death): Use remove_from_hard_reg_set.
235 (mark_reg_live_nc): Delete.
236 (set_preference): Use end_hard_regno.
237 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
238 remove_from_hard_reg_set.
239 (post_mark_life): Use add_to_hard_reg_set.
240 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
241 (reg_becomes_live): Use add_to_hard_reg_set.
242 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
243 (peep2_find_free_register): Use add_to_hard_reg_set.
244 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
245 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
246 * regrename.c (note_sets): Use add_to_hard_reg_set.
247 (clear_dead_regs): Use remove_from_hard_reg_set.
248 (regrename_optimize): Use add_to_hard_reg_set.
249 (find_oldest_value_reg): Use in_hard_reg_set_p.
250 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
251 (hard_reg_set_here_p): Use end_hard_regno.
252 (decompose): Likewise.
253 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
254 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
255 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
256 (mark_home_live): Use end_hard_regno.
257 (spill_hard_reg): Likewise.
258 (clear_reload_reg_in_use): Likewise.
259 * reorg.c (delete_prior_computation): Use END_REGNO.
260 * resource.c (update_live_status): Use END_HARD_REGNO.
261 (mark_referenced_resources): Use add_to_hard_reg_set.
262 (mark_set_resources): Likewise.
263 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
264 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
265 (reg_overlap_mentioned_p): Likewise.
266 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
267 (covers_regno_no_parallel_p): Use END_REGNO.
268 (find_regno_note): Likewise.
269 (find_reg_fusage): Use END_HARD_REGNO.
270 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
271 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
273 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
275 * mode-switching.c (reg_dies): Change type of second argument to
277 (optimize_mode_switching): Update accordingly.
279 2007-05-22 Richard Sandiford <richard@codesourcery.com>
281 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
283 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
284 (hard_reg_set_empty_p): ...these new functions.
285 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
286 GO_IF_HARD_REG_SUBSET.
287 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
288 instead of GO_IF_HARD_REG_EQUAL.
289 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
290 instead of GO_IF_HARD_REG_EQUAL.
291 * global.c (find_reg): Use hard_reg_set_empty_p instead of
292 GO_IF_HARD_REG_SUBSET.
293 (modify_reg_pav): Use hard_reg_set_empty_p instead of
294 GO_IF_HARD_REG_EQUAL.
295 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
296 of GO_IF_HARD_REG_SUBSET.
297 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
298 instead of GO_IF_HARD_REG_EQUAL.
299 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
300 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
301 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
302 of GO_IF_HARD_REG_SUBSET,
303 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
304 GO_IF_HARD_REG_SUBSET.
305 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
306 instead of GO_IF_HARD_REG_EQUAL.
307 * config/sh/sh.c (push_regs, calc_live_regs): Use
308 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
309 (hard_regs_intersect_p): Delete.
311 2007-05-22 Janis Johnson <janis187@us.ibm.com>
313 * doc/sourcebuild.texi (Test Directives) Add dg-message.
315 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
316 Richard Henderson <rth@redhat.com>
318 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
320 (x86_64-*-*): Likewise.
322 * i386/i386-modes.def (V2QI): New.
324 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
326 (override_options): Support SSE4.1.
327 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
328 (IX86_BUILTIN_BLENDPS): Likewise.
329 (IX86_BUILTIN_BLENDVPD): Likewise.
330 (IX86_BUILTIN_BLENDVPS): Likewise.
331 (IX86_BUILTIN_PBLENDVB128): Likewise.
332 (IX86_BUILTIN_PBLENDW128): Likewise.
333 (IX86_BUILTIN_DPPD): Likewise.
334 (IX86_BUILTIN_DPPS): Likewise.
335 (IX86_BUILTIN_INSERTPS128): Likewise.
336 (IX86_BUILTIN_MOVNTDQA): Likewise.
337 (IX86_BUILTIN_MPSADBW128): Likewise.
338 (IX86_BUILTIN_PACKUSDW128): Likewise.
339 (IX86_BUILTIN_PCMPEQQ): Likewise.
340 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
341 (IX86_BUILTIN_PMAXSB128): Likewise.
342 (IX86_BUILTIN_PMAXSD128): Likewise.
343 (IX86_BUILTIN_PMAXUD128): Likewise.
344 (IX86_BUILTIN_PMAXUW128): Likewise.
345 (IX86_BUILTIN_PMINSB128): Likewise.
346 (IX86_BUILTIN_PMINSD128): Likewise.
347 (IX86_BUILTIN_PMINUD128): Likewise.
348 (IX86_BUILTIN_PMINUW128): Likewise.
349 (IX86_BUILTIN_PMOVSXBW128): Likewise.
350 (IX86_BUILTIN_PMOVSXBD128): Likewise.
351 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
352 (IX86_BUILTIN_PMOVSXWD128): Likewise.
353 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
354 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
355 (IX86_BUILTIN_PMOVZXBW128): Likewise.
356 (IX86_BUILTIN_PMOVZXBD128): Likewise.
357 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
358 (IX86_BUILTIN_PMOVZXWD128): Likewise.
359 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
360 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
361 (IX86_BUILTIN_PMULDQ128): Likewise.
362 (IX86_BUILTIN_PMULLD128): Likewise.
363 (IX86_BUILTIN_ROUNDPD): Likewise.
364 (IX86_BUILTIN_ROUNDPS): Likewise.
365 (IX86_BUILTIN_ROUNDSD): Likewise.
366 (IX86_BUILTIN_ROUNDSS): Likewise.
367 (IX86_BUILTIN_PTESTZ): Likewise.
368 (IX86_BUILTIN_PTESTC): Likewise.
369 (IX86_BUILTIN_PTESTNZC): Likewise.
370 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
371 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
372 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
373 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
374 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
376 (bdesc_sse_3arg): Likewise.
377 (bdesc_2arg): Likewise.
378 (bdesc_1arg): Likewise.
379 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
381 (ix86_expand_sse_4_operands_builtin): New.
382 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
383 smaller than 8 bits as the 2nd arg.
384 (ix86_expand_sse_ptest): New.
385 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
386 (ix86_expand_vector_set): Support SSE4.1.
387 (ix86_expand_vector_extract): Likewise.
389 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
390 __SSE4_1__ for -msse4.1.
392 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
393 (UNSPEC_INSERTPS): Likewise.
394 (UNSPEC_DP): Likewise.
395 (UNSPEC_MOVNTDQA): Likewise.
396 (UNSPEC_MPSADBW): Likewise.
397 (UNSPEC_PHMINPOSUW): Likewise.
398 (UNSPEC_PTEST): Likewise.
399 (UNSPEC_ROUNDP): Likewise.
400 (UNSPEC_ROUNDS): Likewise.
402 * config/i386/i386.opt (msse4.1): New for SSE4.1.
404 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
405 (const_pow2_1_to_32768_operand): Likewise.
407 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
410 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
412 (sse4_1_insertps): Likewise.
413 (*sse4_1_extractps): Likewise.
414 (sse4_1_ptest): Likewise.
415 (sse4_1_mulv2siv2di3): Likewise.
416 (*sse4_1_mulv4si3): Likewise.
417 (*sse4_1_smax<mode>3): Likewise.
418 (*sse4_1_umax<mode>3): Likewise.
419 (*sse4_1_smin<mode>3): Likewise.
420 (*sse4_1_umin<mode>3): Likewise.
421 (sse4_1_eqv2di3): Likewise.
422 (*sse4_1_pinsrb): Likewise.
423 (*sse4_1_pinsrd): Likewise.
424 (*sse4_1_pinsrq): Likewise.
425 (*sse4_1_pextrb): Likewise.
426 (*sse4_1_pextrb_memory): Likewise.
427 (*sse4_1_pextrw_memory): Likewise.
428 (*sse4_1_pextrq): Likewise.
429 (sse4_1_blendpd): Likewise.
430 (sse4_1_blendps): Likewise.
431 (sse4_1_blendvpd): Likewise.
432 (sse4_1_blendvps): Likewise.
433 (sse4_1_dppd): Likewise.
434 (sse4_1_dpps): Likewise.
435 (sse4_1_movntdqa): Likewise.
436 (sse4_1_mpsadbw): Likewise.
437 (sse4_1_packusdw): Likewise.
438 (sse4_1_pblendvb): Likewise.
439 (sse4_1_pblendw): Likewise.
440 (sse4_1_phminposuw): Likewise.
441 (sse4_1_extendv8qiv8hi2): Likewise.
442 (*sse4_1_extendv8qiv8hi2): Likewise.
443 (sse4_1_extendv4qiv4si2): Likewise.
444 (*sse4_1_extendv4qiv4si2): Likewise.
445 (sse4_1_extendv2qiv2di2): Likewise.
446 (*sse4_1_extendv2qiv2di2): Likewise.
447 (sse4_1_extendv4hiv4si2): Likewise.
448 (*sse4_1_extendv4hiv4si2): Likewise.
449 (sse4_1_extendv2hiv2di2): Likewise.
450 (*sse4_1_extendv2hiv2di2): Likewise.
451 (sse4_1_extendv2siv2di2): Likewise.
452 (*sse4_1_extendv2siv2di2): Likewise.
453 (sse4_1_zero_extendv8qiv8hi2): Likewise.
454 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
455 (sse4_1_zero_extendv4qiv4si2): Likewise.
456 (*sse4_1_zero_extendv4qiv4si2): Likewise.
457 (sse4_1_zero_extendv2qiv2di2): Likewise.
458 (*sse4_1_zero_extendv2qiv2di2): Likewise.
459 (sse4_1_zero_extendv4hiv4si2): Likewise.
460 (*sse4_1_zero_extendv4hiv4si2): Likewise.
461 (sse4_1_zero_extendv2hiv2di2): Likewise.
462 (*sse4_1_zero_extendv2hiv2di2): Likewise.
463 (sse4_1_zero_extendv2siv2di2): Likewise.
464 (*sse4_1_zero_extendv2siv2di2): Likewise.
465 (sse4_1_roundpd): Likewise.
466 (sse4_1_roundps): Likewise.
467 (sse4_1_roundsd): Likewise.
468 (sse4_1_roundss): Likewise.
469 (mulv4si3): Don't expand for SSE4.1.
470 (smax<mode>3): Likewise.
471 (umaxv4si3): Likewise.
472 (uminv16qi3): Likewise.
473 (umin<mode>3): Likewise.
474 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
476 * doc/extend.texi: Document SSE4.1 built-in functions.
478 * doc/invoke.texi: Document -msse4.1.
480 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
482 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
483 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
484 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
485 (ASM_SPEC): Add asm_pcrel_spec.
486 (EXTRA_SPECS): Add asm_pcrel_spec.
488 2007-05-21 David Daney <ddaney@avtrex.com>
490 * doc/install.texi (Building a cross compiler): Add requirements
491 for Java cross compiler.
493 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
496 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
497 Add loopno argument. Use evolution_function_is_invariant_rec_p
498 instead of evolution_function_is_constant_p.
499 Update calls to evolution_function_is_affine_multivariate_p.
500 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
502 * tree-scalar-evolution.c (gather_chrec_stats): Call
503 evolution_function_is_affine_multivariate_p with a loop
505 * tree-data-ref.c (analyze_miv_subscript): Likewise.
506 (analyze_overlapping_iterations): Likewise.
507 (access_functions_are_affine_or_constant_p):
509 (build_classic_dist_vector_1): If the access functions
510 are equal, don't do anything.
512 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
513 Paolo Carlini <pcarlini@suse.de>
514 Uros Bizjak <ubizjak@gmail.com>
516 * c-cppbuiltin.c (c_cpp_builtins): Define
517 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
518 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
519 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
520 * doc/cpp.texi ([Standard Predefined Macros]): Document.
522 2007-05-21 Mike Stump <mrs@apple.com>
524 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx for dsymutil
526 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
528 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
530 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
531 implementation if __OPTIMIZE__ is not defined.
532 (_mm_alignr_pi8): Ditto.
533 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
534 (_mm_inserti_si64): Ditto.
535 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
536 (_mm_slli_epi16): Ditto.
537 (_mm_slli_epi32): Ditto.
538 (_mm_slli_epi64): Ditto.
539 (_mm_srai_epi16): Ditto.
540 (_mm_srai_epi32): Ditto.
541 (_mm_srli_si128): Ditto.
542 (_mm_slli_si128): Ditto.
543 (_mm_srli_epi16): Ditto.
544 (_mm_srli_epi32): Ditto.
545 (_mm_srli_epi64): Ditto.
546 (_mm_extract_epi16): Ditto.
547 (_mm_insert_epi16): Ditto.
548 (_mm_shufflehi_epi16): Ditto.
549 (_mm_shufflelo_epi16): Ditto.
550 (_mm_shuffle_epi32): Ditto.
551 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
553 (_mm_insert_pi16): Ditto.
555 (_mm_shuffle_pi16): Ditto.
557 (_mm_shufle_ps): Ditto.
558 (_mm_prefetch): Ditto.
560 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
562 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
563 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
564 * real.c (encode_i370_single, decode_i370_single,
565 encode_i370_double, decode_i370_double): Functions removed.
566 (i370_single_format, i370_double_format): Initializations removed.
567 (real_maxval, round_for_format, exact_real_truncate, significand_size):
568 Consider the log2_b field to always be one.
569 (ieee_single_format, mips_single_format, coldfire_single_format,
570 ieee_double_format, mips_double_format, coldfire_double_format,
571 ieee_extended_motorola_format, ieee_extended_intel_96_format,
572 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
573 ibm_extended_format, mips_extended_format, ieee_quad_format,
574 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
575 decimal_single_format, decimal_double_format, decimal_quad_format,
576 c4x_single_format, c4x_extended_format, real_internal_format): Remove
577 initialization of log2_b.
578 * real.h (i370_single_format, i370_double_format): Declarations removed.
579 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
580 field to always be one.
582 2007-05-21 Andreas Schwab <schwab@suse.de>
584 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
585 NOTE_INSN_BASIC_BLOCK_P.
586 (process_for_unwind_directive): Likewise.
588 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
590 * builtins.c (expand_builtin_setjmp_setup): Update comment.
591 * function.h (struct function): Move va_list_gpr_size,
592 va_list_fpr_size, function_frequency to front of bitfields. Add
594 (current_function_calls_unwind_init): New.
595 * except.c (expand_builtin_unwind_init): Set
596 current_function_calls_unwind_init not
597 current_function_has_nonlocal_label.
598 * reload1.c (has_nonexceptional_receiver): New.
599 (reload): Use it and current_function_calls_unwind_init to
600 determine whether call-saved regs must be saved.
602 2007-05-20 Jan Hubicka <jh@suse.cz>
604 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
605 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
606 * ddg.c (create_ddg): LIkewise.
607 * final.c (final): Remove hunk moving line numbernotes around since
608 they are no longer present at this stage.
609 (final_scan_insn): Use NOTE_KIND instead of
610 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
611 (output_asm_label): Likewise.
612 * reorg.c (dbr_schedule): Likewise.
613 * haifa-sched.c (unlink_other_notes): Likewise.
614 * mode-switching.c (optimize_mode_switching): Likewise.
615 * graph.c (start_bb): Likewise.
616 * rtl.def (NOTE): Update description.
617 * jump.c (squeeze_notes): Delete.
618 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
619 NOTE_INSN_BASIC_BLOCK_P when possible.
620 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
621 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
622 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
623 (dwarf2out_var_location): Likewise.
624 * cfgbuild.c (make_edges): Likewise.
625 (find_basic_blocks_1): Likewise.
626 * function.c (reorder_blocks_1): Likewise.
627 (epilogue_done): Likewise.
628 (reposition_prologue_and_epilogue_notes): Likewise.
629 * print-rtl.c (print_rtx): Likewise; drop code for printing line number
631 (print_rtl): Likewise.
632 (print_rtl_single): Likewise.
633 * gcse.c (insert_insn_start_bb): Likewise.
634 * alias.c (init_alias_analysis): Likewise.
635 * calls.c (fixup_tail_calls): Likewise.
636 * except.c (sjlj_emit_function_enter): Likewise.
637 * emit-rtl.c (add_insn_after): Likeiwse.
638 (emit_label_before): Likewise.
639 (emit_label_after): Likewise.
640 (emit_note_before, emit_note_after, emit_note): Update
641 parameter to be enum insn_note; do not deal with source
643 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
644 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
646 (merge_blocks_move_successor_nojumps): Simplify now when
647 we don't have BLOCK notes.
648 (try_optimize_cfg): Likewise.
649 * cfglayout.c (skip_insns_after_block): Likewise.
650 (record_effective_endpoints): Likewise.
651 (duplicate_insn_chain): Likewise.
652 * varasm.c (output_constant_pool_1): Likewise.
653 * sched-deps.c (sched_analyze): Likewise.
654 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
656 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
657 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
658 (SET_INSN_DELETED): Simplify.
659 (NOTE_LINE_NUMBER): Exterminate.
660 (NOTE_LINE_KIND): New.
661 (NOTE_INSN_BASIC_BLOCK_P): Update.
662 (enum insn_note): Simplify.
663 (GET_NOTE_INSN_NAME) Simplify.
664 (emit_note_before, emit_note_after, emit_note): Update prototype.
665 (squeeze_notes): Remove.
666 * sched-int.h (NOTE_NOT_BB_P): Update.
667 * resource.c (mark_target_live_regs): Update.
668 * sched-rgn.c (debug_dependencies): Update.
669 * sched-vis.c (print_insn): Update.
670 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
671 * config/i386/i386.c (ix86_output_function_epilogue): Update.
672 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
673 (TARGET_ADJUST_UNROLL_MAX): Likewise.
674 (split_branches): Update.
675 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
677 (sh_adjust_unroll_max): Exterminate.
678 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
679 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
680 (m68hc11_reorg): Likewise.
681 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
682 (emit_predicate_relation_info): Update.
683 (process_for_unwind_directive): Update.
684 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
685 (output_call): Update.
686 * config/pa/pa.c (output_lbranch): Update.
687 (output_millicode_call): Update.
688 (output_call): Update.
689 (pa_combine_instructions): Update.
690 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
691 * config/bfin/bfin.c (gen_one_bundle): Update.
692 * cfgrtl.c (can_delete_note_p): Update.
693 (delete_insn): Update.
694 (rtl_merge_blocks): Update.
695 (commit_one_edge_insertion): Update.
696 (rtl_verify_flow_info): Update.
697 * stmt.c (expand_case): Do not call squeeze_notes.
699 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
706 * c.opt (Wtype-limits): New.
707 * doc/invoke.texi (Wtype-limits): Document it.
708 (Wextra): Enabled by -Wextra.
709 * c-opts.c (c_common_post_options): Enabled by -Wextra.
710 * c-common.c (shorten_compare): Warn with Wtype-limits.
712 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
714 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
715 inlined function, not as a macro.
716 (_mm_alignr_pi8): Ditto.
717 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
718 (_mm_inserti_si64): Ditto.
719 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
720 (_mm_extract_epi16): Ditto.
721 (_mm_insert_epi16): Ditto.
722 (_mm_shufflehi_epi16): Ditto.
723 (_mm_shufflelo_epi16): Ditto.
724 (_mm_shuffle_epi32): Ditto.
725 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
726 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
728 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
730 (_m_to_float): Use C89 compatible assignment.
732 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
735 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
737 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
740 * doc/invoke.texi (Wreturn-type): Complete description.
741 (Wextra): Delete item about return-type warning.
742 * c-decl.c: Delete redundant Wextra warning.
744 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
747 * config/i386/pmmintrin.h: Do not include xmmintrin.h
748 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
749 inlined function, not as a macro.
750 (_mm_prefetch): Ditto.
752 (_mm_insert_pi16): Ditto.
754 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
755 (_m_pshufw): Ditto. Add const to __N argument.
756 (_mm_shufle_ps): Ditto. Add const to __mask argument.
757 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
758 (_mm_slli_epi32): Ditto.
759 (_mm_srli_si128): Implement as always inlined function, not as a macro.
760 Add __inline to function declaration.
761 (_mm_slli_si128): Ditto.
763 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
765 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
766 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
768 (struct fenv): New structure.
769 (FP_HANDLE_EXCEPTIONS): New define.
770 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
771 (_FP_DECL_EXP): New define.
772 (FP_INIT_ROUNDMODE): New define.
773 (FP_ROUNDMODE): New define.
775 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
777 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
778 (Wconversion): Update description.
779 (Wconversion-sign): New.
780 * c.opt (Wconversion-sign): New.
781 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
782 means disabled for C++. Otherwise, take the status of Wconversion.
783 * c-common.c (conversion_warning): Warn with either Wconversion or
785 (warnings_for_convert_and_check): Conditions are already checked by
787 (convert_and_check): Don't check warnings if the conversion failed.
789 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
790 Anatoly Sokolov <aesok@dol.ru>
792 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
793 avr_epilogue_uses) : Add declaration.
794 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
795 * config/avr/constraints.md (R): New constraint.
796 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
797 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
798 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
799 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
800 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
801 call_prologue_saves, epilogue_restores, return_from_epilogue,
802 return_from_main_epilogue, return_from_interrupt_epilogue,
803 return_from_naked_epilogue, prologue, epilogue): New patterns.
804 (jump): Handle symbol reference.
805 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
806 avr_output_function_prologue, avr_output_function_epilogue): Remove
808 (avr_init_machine_status, expand_prologue, expand_epilogue,
809 avr_asm_function_end_prologue, avr_epilogue_uses,
810 avr_asm_function_begin_epilogue): New functions.
811 (prologue_size, epilogue_size, jump_tables_size): Remove global
813 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
814 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
815 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
816 (avr_override_options): Initialise init_machine_status.
817 (output_movhi): Handle all stack pointer loads.
818 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
819 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
820 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
821 (EPILOGUE_USES) Redefine.
822 (machine_function) Declare.
824 2007-05-19 Richard Sandiford <richard@codesourcery.com>
826 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
827 Use a single return statement.
829 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
832 * builtins.c (do_mpfr_lgamma_r): New.
833 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
834 * tree.h (CASE_FLT_FN_REENT): New.
836 2007-05-18 Geoffrey Keating <geoffk@apple.com>
838 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
839 (output_die): Use 'unsigned long' with %x.
840 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
841 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
842 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
844 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
846 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
851 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
852 true if function has no argument.
854 2007-05-18 DJ Delorie <dj@redhat.com>
856 * config/mips/mips.c (mips_offset_within_alignment_p): New.
857 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
859 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
861 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
862 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
863 count_trailing_zeros.
864 (__i386__): Implement count_leading_zeros using __builtin_clz().
865 Implement count_trailing_zeros usign __builtin_ctz().
867 2007-05-18 Richard Sandiford <richard@codesourcery.com>
869 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
871 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
874 * expr.c (emit_move_change_mode): Change mode of push operands here.
876 2007-05-17 Ian Lance Taylor <iant@google.com>
878 PR tree-optimization/31953
879 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
881 (set_value_range_to_null): Call set_value_range_to_value.
882 (extract_range_from_comparison): Likewise.
884 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
886 * toplev.c (print_version): Output GMP/MPFR version info.
888 * builtins.c (CASE_MATHFN_REENT): New macro.
889 (mathfn_built_in): Use it.
890 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
891 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
892 BUILT_IN_LGAMMAL_R): New.
893 * doc/extend.texi: Document new builtins.
896 * builtins.c (do_mpfr_remquo): New.
897 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
898 (fold_builtin_3): Handle BUILT_IN_REMQUO.
901 * builtins.c (fold_builtin_1): Handle y0, y1.
902 (fold_builtin_2): Handle yn.
905 * builtins.c (do_mpfr_bessel_n): New.
906 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
907 (fold_builtin_2): Handle BUILT_IN_JN.
909 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
912 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
913 TYPE_PRECISION (intmax_type_node).
915 2007-05-17 Steve Ellcey <sje@cup.hp.com>
918 * reload.c (subst_reloads): Remove checking.
920 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
922 PR rtl-optimization/31691
923 * combine.c (simplify_set): Build a new src pattern instead of
924 substituting its operands in the COMPARE case.
926 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
928 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
929 (execute_vrp): Preserve loops through jump threading.
930 * tree-ssa-threadupdate.c (thread_single_edge,
931 dbds_continue_enumeration_p, determine_bb_domination_status,
932 thread_through_loop_header): New functions.
933 (create_edge_and_update_destination_phis,
934 create_edge_and_update_destination_phis): Set loops for the new blocks.
935 (prune_undesirable_thread_requests): Removed.
936 (redirect_edges): Do not pretend that redirect_edge_and_branch can
938 (thread_block): Do not call prune_undesirable_thread_requests.
940 (mark_threaded_blocks): Select edges to thread here.
941 (thread_through_all_blocks): Take may_peel_loop_headers argument.
942 Thread edges through loop headers independently.
943 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
944 * tree-pass.h (TODO_mark_first_instance): New.
945 (first_pass_instance): Declare.
946 * cfghooks.c (duplicate_block): Put the block to the original loop
947 if copy is not specified.
948 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
949 jump threading. Pass may_peel_loop_headers to
950 thread_through_all_blocks according to first_pass_instance.
951 * cfgloop.h (create_preheader): Declare.
952 * tree-flow.h (thread_through_all_blocks): Declaration changed.
953 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
954 * passes.c (first_pass_instance): New variable.
955 (next_pass_1): Set TODO_mark_first_instance.
956 (execute_todo): Set first_pass_instance.
958 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
960 PR tree-optimization/24659
961 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
962 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
963 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
964 OTI_vec_pack_ufix_trunc.
965 (vec_unpacks_float_hi_optab): Define new macro.
966 (vec_unpacks_float_lo_optab): Ditto.
967 (vec_unpacku_float_hi_optab): Ditto.
968 (vec_unpacku_float_lo_optab): Ditto.
969 (vec_pack_sfix_trunc_optab): Ditto.
970 (vec_pack_ufix_trunc_optab): Ditto.
971 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
972 and vec_pack_[s|u]fix_trunc_optab using
973 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
974 * tree-vectorizer.c (supportable_widening_operation): Handle
975 FLOAT_EXPR and CONVERT_EXPR. Update comment.
976 (supportable_narrowing_operation): New function.
977 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
978 * tree-vect-transform.c (vectorizable_conversion): Handle
979 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
980 (vect_gen_widened_results_half): Move before vectorizable_conversion.
981 (vectorizable_type_demotion): Call supportable_narrowing_operation()
982 to check for target support.
983 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
984 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
985 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
986 for VEC_PACK_FIX_TRUNC_EXPR.
987 (expand_binop): Special case mode of the result for
988 vec_pack_[u|s]fix_trunc_optab.
989 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
990 vec_pack_[u|s]fix_trunc_optab.
992 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
993 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
994 * tree-pretty-print.c (dump_generic_node): Handle
995 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
996 VEC_PACK_FIX_TRUNC_EXPR.
998 * expr.c (expand_expr_real_1): Ditto.
999 * tree-inline.c (estimate_num_insns_1): Ditto.
1000 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
1002 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
1003 (vec_unpacks_float_lo_v8hi): Ditto.
1004 (vec_unpacku_float_hi_v8hi): Ditto.
1005 (vec_unpacku_float_lo_v8hi): Ditto.
1006 (vec_unpacks_float_hi_v4si): Ditto.
1007 (vec_unpacks_float_lo_v4si): Ditto.
1008 (vec_pack_sfix_trunc_v2df): Ditto.
1010 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
1012 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
1013 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
1014 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
1015 [vec_pack_ufix_trunc]: Ditto.
1016 [vec_unpacks_float_hi]: Ditto.
1017 [vec_unpacks_float_lo]: Ditto.
1018 [vec_unpacku_float_hi]: Ditto.
1019 [vec_unpacku_float_lo]: Ditto.
1021 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
1023 * soft-fp/README: Update for new files.
1024 * soft-fp/floattisf.c: New file.
1025 * soft-fp/floattidf.c: New file.
1026 * soft-fp/floattitf.c: New file.
1027 * soft-fp/floatuntisf.c: New file.
1028 * soft-fp/floatuntidf.c: New file.
1029 * soft-fp/floatuntitf.c: New file.
1030 * soft-fp/fixsfti.c: New file.
1031 * soft-fp/fixdfti.c: New file.
1032 * soft-fp/fixtfti.c: New file.
1033 * soft-fp/fixunssfti.c: New file.
1034 * soft-fp/fixunsdfti.c: New file.
1035 * soft-fp/fixunstfti.c: New file.
1036 * soft-fp/extendxftf.c: New file.
1037 * soft-fp/trunctfxf.c: New file.
1039 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
1040 (__trunctfxf2): Ditto.
1042 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
1043 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
1044 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
1045 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
1046 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
1047 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
1049 * config/i386/t-fprules-softfp64: New file.
1050 * config/i386/sfp-machine.h: New file.
1051 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
1052 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
1053 and soft-fp/t-softfp to tmake_file.
1054 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
1055 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
1057 * config/i386/t-linux64 (softfp_wrap_start): New.
1058 (softfp_wrap_end): New.
1059 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
1060 supported for TARGET_64BIT.
1062 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
1064 * c-common.c (c_common_signed_or_unsigned_type): Emulate
1065 c_common_unsigned_type behavior.
1067 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
1069 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
1072 2007-05-16 Eric Christopher <echristo@apple.com>
1074 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
1075 saving after stack push. Set sp_offset whenever we push.
1076 (rs6000_emit_epilogue): Move altivec register restore before
1079 2007-05-16 Richard Sandiford <richard@codesourcery.com>
1081 * configure.ac: Allow sysroots to be relocated under $prefix as
1082 well as $exec_prefix.
1083 * configure: Regenerate.
1085 2007-05-16 Richard Sandiford <richard@codesourcery.com>
1089 2007-05-12 Richard Sandiford <richard@codesourcery.com>
1091 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1092 (gcc_tooldir): Likewise.
1093 * configure: Regenerate.
1094 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1095 old configure.ac gcc_tooldir setting.
1096 (prefix_to_exec_prefix): New variable.
1097 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1098 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1100 2007-05-14 Janis Johnson <janis187@us.ibm.com>
1102 * c-typeck.c (build_binary_op): Return early for error.
1104 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
1106 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
1107 struct nb_iter_bound.
1108 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
1109 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
1110 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
1111 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
1112 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
1113 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
1114 (del_scev_info): Use ggc_free.
1115 (scev_initialize): Allocate scalar_evolution_info in gc memory.
1116 * loop-init.c: Include ggc.h.
1117 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
1118 (loop_optimizer_finalize): Use ggc_free.
1119 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
1120 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
1121 pass_iv_optimize): Add TODO_ggc_collect.
1122 * function.h (struct function): Remove skip marker from x_current_loops.
1123 * cfgloop.c: Include ggc.h.
1124 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
1126 (establish_preds): Vector superloops is gc allocated.
1127 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
1129 (flow_loops_find): Vector larray is gc allocated.
1130 (loop_exit_free): Use ggc_free.
1131 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
1132 that head of exits list is now not a part of struct loop.
1133 (record_loop_exits): Allocate exits table in gc memory.
1134 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect that
1135 head of exits list is now not a part of struct loop.
1136 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
1137 struct loop_exit): Add GTY marker.
1138 (struct loop): Add GTY marker. Make superloops vector gc allocated.
1139 Add skip marker to aux field. Make head of exits list a separate
1141 (struct loops): Add GTY marker. Make larray vector gc allocated.
1142 Add param marker to exits table.
1143 (get_loops): Type changed.
1144 * Makefile.in (tree-scalar-evolution.o): Add gt-tree-scalar-evolution.h
1146 (cfgloop.o, loop-init.o): Add ggc.h dependency.
1147 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
1148 * basic-block.h (struct basic_block_def): Remove skip marker from
1151 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
1153 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
1154 of 0 in the call to expand_expr().
1155 (expand_builtin_mathfn_3): Ditto.
1156 (expand_builtin_interclass_mathfn): Ditto.
1157 (expand_builtin_cexpi): Ditto.
1158 (expand_builtin_int_roundingfn): Ditto.
1159 (expand_builtin_int_roundingfn_2): Ditto.
1160 (expand_builtin_pow): Ditto.
1161 (expand_builtin_powi): Ditto.
1162 (expand_builtin_bswap): Ditto.
1163 (expand_builtin_unop): Ditto.
1164 (expand_builtin_fabs): Ditto.
1165 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
1166 the call to expand_expr().
1167 (expand_builtin_sync_operation): Ditto.
1168 (expand_builtin_compare_and_swap): Ditto.
1169 (expand_builtin_lock_test_and_set): Ditto.
1170 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
1171 instead of 0 in the call to expand_expr().
1172 (expand_builtin_extract_return_addr): Ditto.
1173 (expand_builtin_eh_return): Ditto.
1174 (expand_eh_return): Ditto.
1175 * explow.c (expr_size): Ditto.
1176 * expr.c (optimize_bitfield_assignment_op): Ditto.
1177 (expand_assignement): Ditto.
1178 (store_expr): Ditto.
1179 (store_field): Ditto.
1180 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
1181 the call to expand_expr().
1182 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
1183 in the call to expand_expr().
1184 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
1185 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
1186 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
1188 * optabs.c (expand_vec_shift_expr): Ditto.
1189 (expand_vec_cond_expr): Ditto.
1190 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
1191 call to expand_expr().
1192 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
1193 in the call to expand_expr().
1195 2007-05-14 Dave Korn <dave.korn@artimi.com>
1197 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
1199 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
1201 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
1202 instead of c_common_unsigned_type.
1203 (c_common_unsigned_type): Remove.
1204 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
1205 c_common_unsigned_type.
1206 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
1207 c_common_unsigned_type.
1208 * c-common.h (c_common_unsigned_type): Remove.
1209 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
1210 c_common_unsigned_type.
1211 * c-format.c (check_format_types): Use unsigned_type_for instead of
1212 c_common_unsigned_type.
1213 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
1214 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead of
1215 c_common_unsigned_type.
1216 * convert.c (convert_to_integer): Use unsigned_type_for instead of
1217 lang_hooks.types.unsigned_type.
1218 * expmed.c (make_tree): Use unsigned_type_for instead of
1219 lang_hooks.types.unsigned_type.
1220 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
1221 lang_hooks.types.unsigned_type.
1222 (build_range_check): Likewise.
1223 (fold_unary): Likewise.
1224 (fold_binary): Likewise.
1225 (fold_ternary): Likewise.
1226 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
1227 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
1228 * tree.c (get_unsigned_type): New.
1229 (unsigned_type_for): Use get_unsigned_type instead of
1230 lang_hooks.types.unsigned_type.
1232 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
1234 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
1235 to m68k_get_function_kind. Update its prototype.
1236 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
1238 (m68k_interrupt_function_p): Return enum m68k_function_type
1239 instead of bool. Rename to m68k_get_function_kind.
1240 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
1242 (m68k_compute_frame_layout): Don't mark any register for save
1243 if an interrupt_thread attribute is specified.
1244 (m68k_hard_regno_rename_ok): Update a use of
1245 m68k_interrupt_function_p.
1246 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
1247 m68k_interrupt_function_p.
1248 (m68k_function_type): New.
1249 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
1250 for a function with an interrupt_thread attribute.
1251 * doc/extend.texi: Document the interrupt_thread attribute.
1253 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
1255 Fix PR tree-optimization/31911
1256 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
1257 if they didn't change the expression.
1259 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
1261 * tree-scalar-evolution.c (resolve_mixers): Exported.
1262 * tree-scalar-evolution.h (resolve_mixers): Declare.
1263 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
1264 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
1265 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
1266 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
1267 init_array_ref, init_pointer_ref, analyze_indirect_ref,
1268 strip_conversion, analyze_offset_expr, address_analysis,
1269 object_analysis, analyze_offset): Removed.
1270 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
1271 split_constant_offset, canonicalize_base_object_address,
1272 object_address_invariant_in_loop_p, disjoint_objects_p,
1273 dr_may_alias_p, dr_address_invariant_p): New functions.
1274 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
1275 and dr_analyze_alias.
1276 (initialize_data_dependence_relation): Use dr_may_alias_p
1277 and object_address_invariant_in_loop_p.
1278 (compute_self_dependence): Handle the case when DDR_ARE_DEPENDENT (ddr)
1280 (find_data_references_in_stmt): Restrict the analysis of data references
1281 to the given loop nest.
1282 (find_data_references_in_loop): Made static. Pass loop nest to
1283 find_data_references_in_stmt.
1284 (compute_data_dependences_for_loop): Use DR_VOPS.
1285 (free_data_ref): Free DR_VOPS.
1286 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
1287 (struct innermost_loop_behavior): ... new.
1288 (struct base_object_info): Replaced by ...
1289 (struct indices): ... new.
1290 (struct dr_alias): New.
1291 (enum data_ref_type): Removed.
1292 (struct data_reference): Consist of struct innermost_loop_behavior,
1293 struct indices and struct dr_alias.
1294 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
1295 (DR_MEMTAG): Renamed to ...
1296 (DR_SYMBOL_TAG): ... this.
1297 (find_data_references_in_loop): Declaration removed.
1298 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
1299 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
1300 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
1301 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
1303 2007-05-13 Revital Eres <eres@il.ibm.com>
1305 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
1306 which walks virtual def-use chains to find redundant stores.
1307 (dse_optimize_stmt): Call it.
1309 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
1311 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
1312 * passes.c (init_optimization_passes): Move pass_jump_bypass
1315 * basic-block.h (bb_has_eh_pred): Fix style issue.
1317 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
1319 PR rtl-optimization/31848
1320 * loop-invariant.c (move_invariant_reg): If we move an insn
1321 with a REG_EQUAL note, and that insn is not always executed,
1322 remove the REG_EQUAL note.
1324 2007-05-12 Richard Guenther <rguenther@suse.de>
1326 PR tree-optimization/31797
1327 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
1328 propagate into a stmt that has volatile ops.
1330 2007-05-12 Richard Sandiford <richard@codesourcery.com>
1332 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
1333 (gcc_tooldir): Likewise.
1334 * configure: Regenerate.
1335 * Makefile.in (libsubdir_to_prefix): New variable, based on the
1336 old configure.ac gcc_tooldir setting.
1337 (prefix_to_exec_prefix): New variable.
1338 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
1339 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
1341 2007-05-11 Silvius Rus <rus@google.com>
1343 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
1344 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
1345 * c-common.h (strict_aliasing_warning): Change return type.
1346 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
1347 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
1348 (build_c_cast): Condition call to strict_aliasing_warning.
1349 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
1350 * flags.h (set_Wstrict_aliasing): Declare.
1351 * opts.c (set_Wstrict_alising): Define, add call to.
1352 * tree-flow.h (strict_aliasing_warning_backend): Declare.
1353 * tree-ssa-alias-warnings.c: New file.
1354 * tree-ssa-alias.c (compute_may_aliases): Add call to
1355 strict_aliasing_warning_backend.
1357 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
1359 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
1360 Use loop_depth and loop_outer accessor functions.
1361 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
1362 determine_invariantness_stmt, move_computations_stmt): Ditto.
1363 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
1364 add_loop, loopify, unloop, fix_loop_structure): Ditto.
1365 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
1366 * tree-scalar-evolution.c (interpret_loop_phi,
1367 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
1368 instantiate_parameters_1, scev_const_prop): Ditto.
1369 * cfghooks.c (make_forwarder_block): Ditto.
1370 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
1371 * modulo-sched.c (loop_canon_p): Ditto.
1372 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
1373 slpeel_can_duplicate_loop_p): Ditto.
1374 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
1375 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
1376 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
1377 cancel_loop, verify_loop_structure): Ditto.
1378 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
1379 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
1380 superloops vector instead of "pred" array.
1381 (establish_preds): Take father loop as an argument. Initialize the
1383 (flow_loop_tree_node_add): Pass father loop to establish_preds. Do not
1384 initialize loop->outer.
1385 (flow_loop_tree_node_remove): Truncate the superloops vector.
1386 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
1387 "pred" merged to "superloops" vector.
1388 (loop_depth, loop_outer): New.
1389 (fel_init): Use loop_outer.
1391 2007-05-11 Jan Hubicka <jh@suse.cz>
1393 * cgraphunit.c: Include gt-cgraphunit.h
1394 (static_ctors, static_dtors): New static vars.
1395 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
1396 based on implementation in c-common.c
1397 (cgraph_finalize_function): Call record_cdtor_fn.
1398 (cgraph_optimize): Call cgraph_build_cdtor_fns.
1399 * decl.c (finish_function): Do not call c_record_cdtor_fn.
1400 (c_write_global_declarations): Do not call c_build_cdtor_fns.
1401 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
1402 build_cdtor, c_build_cdtor_fns): Remove.
1403 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
1404 c_build_cdtor_fns): Remove prototype.
1406 2007-05-11 Paolo Carlini <pcarlini@suse.de>
1409 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
1410 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
1411 * builtins.c (fold_builtin_memchr): New.
1412 (expand_builtin_memchr): Call the latter.
1413 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
1414 * doc/extend.texi ([Other built-in functions provided by GCC]):
1417 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
1419 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
1420 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
1421 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
1422 PFPO_OP1_TYPE_SHIFT): Constants added.
1423 (DFP_ALL): Mode macro defined.
1424 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
1425 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
1426 Insn definitions added.
1427 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
1428 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
1431 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
1433 PR tree-optimization/31885
1434 * tree-chrec.c (chrec_contains_undetermined): Do not consider NULL_TREE
1436 (automatically_generated_chrec_p): Return false for NULL.
1438 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
1440 * config/bfin/bfin.h (MOVE_RATIO): Define.
1442 2007-05-10 Richard Sandiford <richard@codesourcery.com>
1444 * config.gcc (sparc-wrs-vxworks): New target.
1445 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
1446 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
1447 * config/sparc/sparc.h: Include vxworks-dummy.h.
1448 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
1449 include LABEL_REFs too.
1450 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
1451 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
1453 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
1455 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
1456 (sparc_emit_call_insn): New function.
1457 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
1458 functions when generating VxWorks PIC.
1459 * config/sparc/sparc.md (vxworks_load_got): New pattern.
1460 (call, call_value): Use sparc_emit_call_insn instead of
1463 2007-05-09 Bob Wilson <bob.wilson@acm.org>
1465 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
1467 2007-05-09 Bob Wilson <bob.wilson@acm.org>
1469 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
1470 for floating-point values if HOST_BITS_PER_LONG > 32. Use split_double
1471 instead of operand_subword.
1473 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
1475 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
1476 * config/bfin/bfin.c (bfin_local_alignment): New function.
1477 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
1479 2007-05-08 Chao-ying Fu <fu@mips.com>
1481 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
1482 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
1483 (smsub_widen_optab, umsub_widen_optab): Define.
1484 * optabs.c (init_optabs): Initialize smsub_widen_optab and
1486 * genopinit.c (optabs): Fill in smsub_widen_optab and
1488 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
1489 and umsub_widen_optab to implement multiply-subtract sequences.
1490 * config/mips/mips.md (*msac<u>_di): Rename to...
1491 (<u>msubsidi4): ...this. Extend condition to include
1492 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
1493 of operand 0 to "ka" and use the three-operand form of msub<u>
1495 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
1498 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
1500 PR rtl-optimization/28011
1501 * reload.c (push_reload): Set dont_share if IN appears in OUT
1502 also when IN is a PLUS rtx.
1503 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
1506 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
1508 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
1509 call unshare_all_decls.
1510 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
1511 (unshare_all_decls): Remove.
1513 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
1516 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
1519 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
1520 Nigel Stephens <nigel@mips.com>
1522 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
1523 Update comments and all uses.
1524 (MIN_FPRS_PER_FMT): Define.
1525 * config/mips/mips.c (function_arg): Fix to correctly handle
1526 the -mips32r2 -mfp64 -mabi=32 case.
1527 (override_options): Enable use of odd-numbered registers for
1528 SFmode values on MIPS32.
1529 (mips_save_reg_p): Save whole floating-point register pair if
1530 either half is used.
1531 (compute_frame_size): Fix comment.
1533 2007-05-08 Jie Zhang <jie.zhang@analog.com>
1535 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
1536 argument of type bool.
1537 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
1538 argument. Safely select temporary P register according to it.
1539 (do_link): Change call site of add_to_reg accordingly.
1540 (do_unlink): Add epilogue_p as a fourth argument and pass it
1542 (expand_interrupt_handler_epilogue): Change call of do_unlink
1544 (bfin_expand_prologue): Add a third argument sibcall_p.
1545 * config/bfin/bfin.md (epilogue): Change call of
1546 bfin_expand_epilogue accordingly.
1547 (sibcall_epilogue): Likewise.
1548 (eh_return_internal): Likewise.
1550 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
1551 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
1552 * config/bfin/bfin.c (bfin_handle_option): Handle
1553 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
1554 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
1555 Support bf534, bf536 and bf561.
1556 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
1558 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
1561 * config/i386/i386.c (ix86_function_regparm): Process local
1562 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
1564 2007-05-07 Mike Stump <mrs@apple.com>
1566 * doc/invoke.texi (Warning Options): Document that -Wempty-body
1567 also checks for and while statements in C++.
1569 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
1571 * gcc.c (at_file_supplied): New variable.
1572 (main): Set it if we expanded argv.
1573 (do_spec_1): Pass an @-file to the linker if we were called with
1574 an @-file argument and HAVE_GNU_LD.
1575 * collect2.c (at_file_supplied): New variable.
1576 (response_file): New variable.
1577 (collect_exit): Unlink response_file if necessary.
1578 (handler): Likewise.
1579 (do_wait): Likewise.
1580 (main): Set at_file_supplied if we expanded argv.
1581 (collect_execute): Pass an @-file to subprocesses if we were called
1582 with an @-file argument.
1583 * configure.ac: Add define for HAVE_GNU_LD.
1584 * configure: Regenerate.
1585 * config.in: Regenerate.
1587 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
1589 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
1595 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
1597 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
1598 (TARGET_ENCODE_SECTION_INFO): Re-define.
1599 (m32c_encode_section_info): New
1600 (function_vector_handler): New
1601 (current_function_special_page_vector): New
1602 (m32c_special_page_vector_p): New.
1603 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
1605 * config/m32c/jump.md: Added instruction JSRS for functions
1606 with attribute "function_vector".
1607 * doc/extend.texi (function_vector): Added description
1608 for M16C, M32C targets.
1610 2007-05-07 DJ Delorie <dj@redhat.com>
1613 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
1614 ashrpsi3, lshrpsi3): Update shift count constraint.
1616 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
1617 Nathan Froyd <froydnj@codesourcery.com>
1620 * c-incpath.c (add_path): Strip trailing path separators.
1622 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
1624 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
1625 Free dominance info before purging EH edges.
1626 (eliminate_degenerate_phis): Likewise.
1627 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
1629 2007-05-07 Jan Hubicka <jh@suse.cz>
1631 * gimplify.c (gimplify_expr): Do not crash when folding
1632 (void *)(int)&a + 4.
1634 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1637 * c-opts.c (lang_fortran): Make it non static.
1638 * c-common.h (lang_fortran): New prototype.
1639 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
1640 -lang-fortran option was passed by the driver.
1642 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
1644 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
1645 of ASSERT_CHECKING. Tweak message.
1647 2007-05-06 Revital Eres <eres@il.ibm.com>
1650 * loop-unroll.c (insert_var_expansion_initialization):
1651 Initialize the expansions with -zero instead of +zero.
1653 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
1655 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
1656 into pic and non-pic versions. Mark r19 as used for
1657 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
1658 for tgd_load, tld_load and tie_load .
1659 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
1660 version of tgd_load, tld_load and tie_load depending on the
1663 2007-05-04 Ulrich Drepper <drepper@redhat.com>
1664 Jakub Jelinek <jakub@redhat.com>
1666 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
1667 (__do_global_dtors_aux): Use more paranoid loop to run
1668 destructors if HIDDEN_DTOR_LIST_END.
1669 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
1671 2007-05-04 Jakub Jelinek <jakub@redhat.com>
1673 * varasm.c (align_variable): Don't increase alignment for
1674 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
1675 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
1677 2007-05-04 Josh Conner <jconner@apple.com>
1679 * basic-block.h (cdi_direction): Assign values to all enumeration
1681 (dom_computed): Remove.
1682 (dom_info_state): New.
1683 (set_dom_info_availability): New.
1684 * tree-ssa-loop-im.c (determine_invariantness): Initialize
1685 walk_data.dom_direction.
1686 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
1687 instead of dom_computed[].
1688 (split_edge): Likewise.
1689 (create_basic_block): Likewise.
1690 (merge_blocks): Likewise.
1691 * ifcvt.c (find_if_header): Likewise.
1692 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
1693 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
1694 * tree-ssa.c (verify_ssa): Likewise.
1695 * tree-cfg.c (tree_verify_flow_info): Likewise.
1696 (remove_edge_and_dominated_blocks): Likewise.
1697 * dominance.c (dom_computed): Make static.
1698 (calc_dfs_tree_nonrec): Change third param to a bool.
1699 (calc_dfs_tree): Change second param to a bool.
1700 (calc_idioms): Change second param to a bool. Use
1701 dom_convert_dir_to_idx.
1702 (init_dom_info): Validate dir before using.
1703 (dom_convert_dir_to_idx): New.
1704 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
1705 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
1706 (free_dominance_info): Use dom_convert_dir_to_idx.
1707 (get_immediate_dominator): Likewise.
1708 (set_immediate_dominator): Likewise.
1709 (get_dominated_by): Likewise.
1710 (redirect_immediate_dominators): Likewise.
1711 (nearest_common_denominator): Likewise.
1712 (dominated_by_p): Likewise.
1713 (bb_dom_dfs_in): Likewise.
1714 (bb_dom_dfs_out): Likewise.
1715 (recount_dominator): Likewise.
1716 (iterate_fix_dominators): Likewise.
1717 (add_to_dominance_info): Likewise.
1718 (delete_from_dominance_info): Likewise.
1719 (first_dom_son): Likewise.
1720 (next_dom_son): Likewise.
1721 (dom_info_available_p): Likewise.
1722 (dom_info_state): New.
1723 (set_dom_info_availability): New.
1725 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
1727 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
1729 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
1731 2007-05-04 Bob Wilson <bob.wilson@acm.org>
1733 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
1734 (subdi3, subdi_carry): Delete.
1736 2007-05-04 Jan Hubicka <jh@suse.cz>
1737 Richard Guenther <rguenther@suse.de>
1739 * opts.c (decode_options): Do not fiddle with inlining
1740 parameters in case of optimizing for size.
1741 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
1742 for size do nothing.
1743 (cgraph_decide_inlining_of_small_function): When optimizing for
1744 size never inline functions increasing caller size.
1745 (cgraph_early_inlining): Inline for size when optimizing for size.
1747 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
1749 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
1750 logical operations piecewise.
1751 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
1752 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
1753 subdi_sesidi_di): Delete.
1754 (add_with_carry): Produce carry in CC instead of a DREG to shorten
1755 the generated sequence. Allow three-reg add in constraints. Rewrite
1756 the rtl expression for carry to avoid zero_extend of a constant.
1757 (sub_with_carry): New pattern.
1758 (adddi3, subdi3): Change into define_expand. For subtract, generate a
1759 different sequence not involving jumps.
1760 (notbi): Now a named pattern.
1762 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
1764 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
1765 Add the note about a significant loss of accuracy of some
1766 mathematical routines when these options are used.
1768 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1770 * haifa-sched.c (rtx_vec_t): New typedef.
1771 (contributes_to_priority_p): Extract piece of priority () into new
1773 (priority): Use the function. Add assertion.
1774 (rank_for_schedule, set_priorities): Add assertion to check that
1775 insn's priority is initialized.
1776 (clear_priorities, calc_priorities): Change signature. Make it update
1777 all relevant insns. Update all callers ('add_to_speculative_block ()'
1778 and 'create_block_check_twin ()').
1779 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
1780 Add new field 'priority_status'.
1781 (INSN_PRIORITY_STATUS): New macro.
1782 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
1784 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1786 * sched-ebb.c (debug_ebb_dependencies): New static function.
1787 (init_ready_list): Use it.
1789 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
1790 with changed signature and 'debug_rgn_dependencies ()'.
1791 (debug_rgn_dependencies): New static function.
1792 (init_ready_list): Use it.
1794 * sched-int.h (debug_dependencies): Declare.
1796 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
1798 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
1800 2007-05-04 Dirk Mueller <dmueller@suse.de>
1802 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
1804 2007-05-03 Jan Hubicka <jh@suse.cz>
1806 * fold-const.c (fold_unary): Convert (T1)(X op Y) into ((T1)X op (T1)Y),
1807 for pointer type in more cases than before.
1809 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
1811 * tree-object-size.c (plus_expr_object_size): When operand size is
1812 unknown, return unknown.
1814 2007-05-03 Dirk Mueller <dmueller@suse.de>
1816 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
1818 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
1821 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
1823 2007-05-03 Janis Johnson <janis187@us.ibm.com>
1825 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
1827 2007-05-03 Joseph Myers <joseph@codesourcery.com>
1829 * config/soft-fp/double.h, config/soft-fp/extended.h,
1830 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
1831 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
1832 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
1833 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
1836 2007-05-03 Ian Lance Taylor <iant@google.com>
1838 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
1839 MASK_PPC_GFXOPT for 8540 or 8548.
1841 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
1843 * tree-vect-transform.c (vect_update_inits_of_drs): Use
1844 vect_print_dump_info() to output debug information.
1846 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
1849 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
1850 operands of size 2 when operand is not MEM_P.
1852 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
1854 PR tree-optimization/30565
1855 * lambda-code.c (perfect_nestify): Fix updating of dominators.
1857 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
1859 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
1860 (umulsi3_highpart): Use them.
1861 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
1862 for final accumulator to D regisster tranfser.
1864 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
1866 PR tree-optimization/31699
1867 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove wrong
1869 (vect_enhance_data_refs_alignment): Compute peel amount using
1870 TYPE_VECTOR_SUBPARTS instead of vf.
1871 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
1873 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
1876 * system.h: Remove inclusion of double-int.h
1877 * tree.h: Include double-int.h
1878 * gengtype.c: Likewise
1879 * cfgloop.h: Likewise
1880 * Makefile.in: Adjust dependencies on double-int.h
1882 2007-05-02 Eric Christopher <echristo@apple.com>
1884 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
1885 -shared to -Zdynamiclib.
1887 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
1890 * c-common.c (strip_pointer_or_array_types): New function.
1891 * c-common.h (strip_pointer_or_array_types): New function declaration.
1893 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
1895 PR tree-optimization/31771
1896 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
1898 2007-05-02 Paul Brook <paul@codesourcery.com>
1900 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
1902 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
1905 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
1908 2007-05-02 Nick Clifton <nickc@redhat.com>
1910 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
1912 2007-05-02 Richard Guenther <rguenther@suse.de>
1914 PR tree-optimization/31146
1915 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
1916 argument, single_use_p. If we have a single use that is
1917 a conversion to the definition rhs type, propagate that rhs.
1918 (forward_propagate_addr_expr): Pass single_use_p argument
1919 to forward_propagate_addr_expr_1.
1921 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
1923 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
1926 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1928 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
1929 'AMD Family 10 core'.
1931 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1933 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
1934 and athlon64-sse3 as improved versions of k8, opteron and athlon64
1935 with SSE3 instruction set support.
1936 * doc/invoke.texi: Likewise.
1938 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1940 * config/i386/i386.c (override_options): Tuning 32-byte loop
1941 alignment for amdfam10 architecture. Increasing the max loop
1942 alignment to 24 bytes.
1944 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
1946 * config/m68k/constraints.md: New.
1947 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
1948 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
1949 EXTRA_CONSTRAINT): Remove.
1950 * config/m68k/m68k.md: Include constraints.md.
1951 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
1953 2007-05-01 Ian Lance Taylor <iant@google.com>
1955 PR tree-optimization/31739
1956 * tree-vrp.c (vrp_val_is_max): New static function.
1957 (vrp_val_is_min): New static function.
1958 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
1960 (set_value_range): Use vrp_val_is_{max,min}.
1961 (extract_range_from_assert): Likewise.
1962 (extract_range_from_binary_expr): Likewise.
1963 (extract_range_from_unary_expr): Likewise.
1964 (dump_value_range, vrp_meet): Likewise.
1965 (vrp_visit_phi_node): Likewise.
1966 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
1968 2007-05-01 Mark Mitchell <mark@codesourcery.com>
1970 * config/i386/gmon-sol2.c (size_t): New type.
1971 (intptr_t): Likewise.
1972 (s_textsize): Declare as size_t.
1974 (monstartup): Use size_t for sizes.
1975 (_mcount): Save and restore registers.
1976 (internal_mcount): Pass 0 as the first argument to monstartup
1978 (moncontrol): Convert pointer to appropriately sized integer
1979 before passing to profil.
1981 2007-05-01 Joseph Myers <joseph@codesourcery.com>
1983 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
1984 __NO_FPRS__, not just if _SOFT_DOUBLE.
1985 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
1986 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
1987 also for E500 double.
1988 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
1989 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
1992 2007-05-01 Richard Guenther <rguenther@suse.de>
1994 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
1997 2007-05-01 Joseph Myers <joseph@codesourcery.com>
1999 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
2001 2007-05-01 Jan Hubicka <jh@suse.cz>
2003 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
2006 2007-05-01 Jan Hubicka <jh@suse.cz>
2008 * tree.h (maybe_fold_offset_to_component_ref): Remove.
2009 (maybe_fold_offset_to_reference): Declare.
2010 * fold-const.c (fold_unary): Do not fold
2011 (type *)&A into &A->field_of_type_and_offset_0
2012 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
2013 size is unknown, give up.
2014 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
2016 (maybe_fold_offset_to_reference): New.
2017 (maybe_fold_stmt_indirect): Use it.
2018 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
2019 * gimplify.c (gimplify_conversion): Canonicalize conversions to
2021 (gimplify_expr): Likewise for plus_expr.
2023 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
2025 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
2026 bsi_after_labels. Always insert statements before bsi.
2027 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
2028 * predict.c (apply_return_prediction): Check for empty blocks.
2029 * cfgexpand.c (lab_rtx_for_bb): New variable.
2030 (label_rtx_for_bb): Do not create new tree labels.
2031 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
2032 (tree_expand_cfg): Initialize lab_rtx_for_bb.
2033 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
2035 (label_for_bb): Add field used.
2036 (update_eh_label, main_block_label): Mark the label used.
2037 (cleanup_dead_labels): Remove unused labels.
2039 2007-05-01 Richard Guenther <rguenther@suse.de>
2041 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
2042 if it is not about to be set.
2043 (get_value_range): Do not pre-allocate equiv bitmap.
2044 (update_value_range): No need to clear equiv field.
2045 (add_equivalence): Change prototype to get bitmap pointer.
2046 Allocate bitmap here if it is not already.
2047 (extract_range_from_assert): Do not allocate bitmap here.
2048 Update callers to add_equivalence.
2049 (extract_range_from_ssa_name): Likewise.
2050 (get_vr_for_comparison): New static helper.
2051 (compare_name_with_value): Handle NULL equiv bitmap by
2052 peeling the first iteration of the comparison loop.
2053 Use get_vr_for_comparison.
2054 (compare_names): Handle NULL equiv bitmaps by using fake
2055 ones. Use get_vr_for_comparison.
2057 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
2059 * double-int.c (mpz_set_double_int): Moved from
2060 tree-ssa-loop-niter.c.
2061 (mpz_get_double_int): Likewise; also, add option to wrap
2062 out-of-range integers.
2063 * double-int.h: New prototypes for above.
2064 * tree.c (get_static_type_bounds): Moved from
2065 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
2066 TYPE_MAX_VALUE if they exist..
2067 * tree.h: New prototype for above.
2068 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
2069 get_type_bounds calls.
2070 (mpz_set_double_int): Move to double-int.c.
2071 (get_type_bounds): Move to tree.c, rename to
2072 get_static_type_bounds.
2073 (mpz_to_double_int): Move to double-int.c, rename to
2076 2007-04-30 Bob Wilson <bob.wilson@acm.org>
2078 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
2079 DIV0 exception can fall through to a normal return.
2081 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
2085 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
2086 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
2087 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2088 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
2089 initialize align to silence bogus warning.
2090 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
2091 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
2093 (struct sra_walk_fns): Remove use_all parameter from use.
2094 (sra_hash_tree): Handle BIT_FIELD_REFs.
2095 (sra_elt_hash): Don't hash bitfld blocks.
2096 (sra_elt_eq): Skip them in parent compares as well. Handle
2098 (sra_walk_expr): Don't maintain or pass down use_all_p.
2099 (scan_use): Remove use_all parameter.
2100 (scalarize_use): Likewise. Re-expand assignment to
2101 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
2102 output, and re-scalarize after output. Don't mark anything
2104 (scalarize_ldst): Adjust.
2105 (scalarize_walk_gimple_modify_statement): Likewise.
2106 (build_element_name_1): Handle BIT_FIELD_REFs.
2107 (instantiate_element): Don't warn for any element whose parent
2109 (instantiate_missing_elements_1): Return the sra_elt.
2110 (canon_type_for_field): New.
2111 (try_instantiate_multiple_fields): New.
2112 (instantiate_missing_elemnts): Use them.
2113 (mark_no_warning): Removed.
2114 (generate_one_element_ref): Handle BIT_FIELD_REFs.
2115 (REPLDUP, sra_build_elt_assignment): New.
2116 (generate_copy_inout): Use them.
2117 (generate_element_copy): Likewise. Handle bitfld differences.
2118 (generate_element_zero): Don't recurse for blocks. Use
2119 sra_build_elt_assignment.
2120 (generate_one_element_int): Take elt instead of var. Use
2121 sra_build_elt_assignment.
2122 (generate_element_init_1): Adjust.
2123 (scalarize_use, scalarize_copy): Use REPLDUP.
2124 (scalarize_ldst): Move assert before dereference.
2125 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
2127 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2130 * tree.c (reconstruct_complex_type): Reconstruct a reference
2132 Also use the same mode for the pointer as the old pointer type.
2134 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2136 * doc/trouble.texi (Interoperation): Remove note about Ultrix
2139 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
2141 PR rtl-optimization/31676
2142 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
2143 (df_refs_record): Call it.
2145 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
2147 * rtl.def (SS_ABS): New code.
2148 * config/bfin/bfin.c (print_operand): New modifier 'v'.
2149 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
2150 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
2151 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
2152 (bfin_init_builtins): Define them.
2153 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
2154 (bfin_expand_builtin): ... and handle the others here.
2155 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
2156 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
2157 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
2158 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
2159 operand is only HImode.
2161 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
2163 * regclass.c (scan_one_insn): Remove splitting of
2166 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
2167 Nigel Stephens <nigel@mips.com>
2169 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
2171 2007-04-28 Jan Hubicka <jh@suse.cz>
2173 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
2174 insn_locators_alloc instead of insn_locators_initialize;
2175 call reset_block_changes.
2176 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2177 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
2178 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
2179 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2180 * config/score/score.c (th_output_mi_thunk): Likewise.
2181 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2182 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
2183 tolerate uninitialized locator info.
2186 * function.c (init_function_start): Don't init line number info.
2187 (expand_function_end): Update.
2188 (reset_block_changes, record_block_change, finalize_block_changes,
2189 check_block_change, free_block_changes): Kill.
2190 * function.h (reset_block_changes, record_block_change,
2191 finalize_block_changes, check_block_change, free_block_changes): Remove
2193 (struct function): Remove ib_boundaries_block.
2194 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
2195 Use curr_insn_locator to initialize locator.
2196 (emit_line_note): Remove.
2197 * cfgexpand.c (expand_gimple_cond_expr): Update.
2198 (construct_exit_block): Likewise.
2199 (tree_expand_cfg): Initialize/finalize locators.
2200 * expr.c (expand_expr_real): Update.
2201 * cfglayout.c (line_locators_locs, line_locators_lines,
2202 file_locators_locs, file_locators_files): Remove.
2203 (set_block_levels): Move to cfgexpand.c.
2204 (insn_locators_initialize): Remove.
2205 (pass_insn_locators_initialize): Remove.
2206 (locations_locators_locs, locations_locators_vals): New static vars.
2207 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
2209 (insn_locators_alloc, insn_locators_finalize,
2210 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2212 (locator_location): New.
2213 (locator_line, locator_file): Rewrite.
2214 * rtl.h (emit_line_note): Kill.
2215 (insn_locators_alloc, insn_locators_finalize,
2216 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2218 * tree-inline.c (initialize_cfun): Do not initialize
2219 ib_boundaries_block.
2220 * passes.c (pass_insn_locators_initialize): Remove.
2222 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
2224 * tree-cfg.c (move_block_to_fn): Release bb from dominance
2225 info. Update last_basic_block correctly.
2227 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
2230 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
2231 register itself to hold the offset constant. Tell flow the use
2232 of r4 and r5 when they are used.
2234 2007-04-27 Richard Guenther <rguenther@suse.de>
2236 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
2237 if we simplified anything.
2238 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
2239 warnings until we did a simplification and the stmt was not
2240 marked as TREE_NO_WARNING.
2242 2007-04-27 Mike Stump <mrs@apple.com>
2244 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
2246 2007-04-27 Ian Lance Taylor <iant@google.com>
2249 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
2250 TYPE_MAX_VALUE exist, convert them to the new type.
2252 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
2254 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
2255 if it claims to be available.
2256 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
2258 (perform_tree_ssa_dce): Always free postdominators.
2260 2007-04-27 Richard Henderson <rth@redhat.com>
2262 * config/alpha/predicates.md (aligned_memory_operand): Mark
2263 as define_special_predicate.
2264 (unaligned_memory_operand, normal_memory_operand): Likewise.
2265 (reg_or_unaligned_mem_operand): Remove.
2266 (any_memory_operand): Match the documentation and check for
2267 non-renumbered pseudos during reload.
2268 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
2269 alpha_secondary_reload_class, update to new interface, make static.
2270 Handle CQImode like HImode. Remove FP subreg check.
2271 (alpha_expand_mov): Use replace_equiv_address.
2272 (alpha_expand_mov_nobwx): Use any_memory_operand.
2273 (TARGET_SECONDARY_RELOAD): New.
2274 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
2275 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
2276 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
2277 * config/alpha/alpha.md: ... here.
2278 (RELOAD12, reloadmode): New.
2280 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
2281 Don't handle the aligned case here.
2282 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
2283 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
2284 reload_inhi_help. Don't expect a scratch register.
2285 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
2287 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
2289 2007-04-27 Richard Guenther <rguenther@suse.de>
2291 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
2293 2007-04-27 Richard Guenther <rguenther@suse.de>
2295 PR tree-optimization/30965
2296 PR tree-optimization/30978
2297 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
2298 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
2299 (find_equivalent_equality_comparison): Likewise.
2300 (simplify_cond): Likewise.
2301 (get_prop_source_stmt): New helper.
2302 (get_prop_dest_stmt): Likewise.
2303 (can_propagate_from): Likewise.
2304 (remove_prop_source_from_use): Likewise.
2305 (combine_cond_expr_cond): Likewise.
2306 (forward_propagate_comparison): New function.
2307 (forward_propagate_into_cond): Rewrite to use fold for
2309 (tree_ssa_forward_propagate_single_use_vars): Call
2310 forward_propagate_comparison to propagate comparisons.
2312 2007-04-27 Richard Guenther <rguenther@suse.de>
2314 PR tree-optimization/31715
2315 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
2316 sure to do computation on the offset in an appropriate
2319 2007-04-27 Richard Sandiford <richard@codesourcery.com>
2321 * reload.h (elimination_target_reg_p): Declare.
2322 * reload.c (find_reloads): Don't apply the reg_rtx move
2323 optimization if the SET_DEST satisfies elimination_target_reg_p.
2324 * reload1.c (elimination_target_reg_p): New function.
2325 (gen_reload): In the move/add2 fallback, make sure that op0
2326 does not overlap the destination register.
2328 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
2330 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
2331 transform only GIMPLE_MODIFY_STMTs.
2332 * tree-complex.c (expand_complex_operations_1): Ditto.
2333 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
2334 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
2335 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
2337 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
2338 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
2339 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
2340 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
2341 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
2342 slpeel_add_loop_guard): Ditto.
2343 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
2344 * lambda-code.c (perfect_nestify): Ditto.
2345 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
2346 before the first statement.
2347 * tree-optimize.c (execute_free_datastructures): Fix comments.
2348 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
2349 * tree-flow.h (disband_implicit_edges): Declaration removed.
2350 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
2352 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
2354 (disband_implicit_edges, has_label_p): Removed.
2355 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
2356 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
2358 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
2360 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
2361 also for COND_EXPRs.
2362 * cfgexpand.c (label_rtx_for_bb): New function.
2363 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
2364 Use label_rtx_for_bb to find the labels.
2365 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
2366 last block. Detect fallthru edges.
2368 2007-04-26 Ian Lance Taylor <iant@google.com>
2371 * reload.c (find_reloads_subreg_address): If the address was valid
2372 in the original mode but not in the new mode, reload the whole
2375 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
2377 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
2378 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
2379 (cleanup_control_expr_graph): Do not invalidate dominance info.
2380 Record altered blocks.
2381 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
2382 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
2383 cleanup_tree_cfg_bb): New functions.
2384 (remove_forwarder_block): Do not maintain the worklist of blocks.
2385 Record altered blocks.
2386 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
2388 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
2389 delete_unreachable_blocks if dominators are not available.
2390 * tree-inline.c (optimize_inline_calls): Free dominance information
2392 * tree-flow.h (remove_edge_and_dominated_blocks,
2393 cfgcleanup_altered_bbs): Altered.
2394 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
2396 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
2398 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
2399 do not invalidate dominators.
2401 2007-04-26 Anatoly Sokolov <aesok@post.ru>
2403 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
2404 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
2405 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2406 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2408 2007-04-26 Steve Ellcey <sje@cup.hp.com>
2410 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
2412 2007-04-26 Richard Guenther <rguenther@suse.de>
2414 PR tree-optimization/31703
2415 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
2416 the right type for the target of the bittest.
2418 2007-04-26 Richard Sandiford <richard@codesourcery.com>
2420 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
2421 ix86_sol10_return_in_memory.
2423 2007-04-26 Richard Sandiford <richard@codesourcery.com>
2425 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
2428 2007-04-26 Jakub Jelinek <jakub@redhat.com>
2431 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
2433 PR tree-optimization/30558
2434 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
2435 clear this_state.prev_try.
2437 2007-04-26 Richard Sandiford <richard@codesourcery.com>
2438 Mark Mitchell <mark@codesourcery.com>
2440 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
2441 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
2442 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
2444 2007-04-26 Richard Sandiford <richard@codesourcery.com>
2447 * doc/invoke.texi (%:print-asm-header): Document.
2448 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
2450 (static_spec_functions): Add print-asm-header.
2451 (main): Print a banner before the --target-help linker options.
2452 (print_asm_header_spec_function): New function.
2454 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
2457 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
2458 (movsf_ie): Likewise.
2460 2007-04-25 Paolo Carlini <pcarlini@suse.de>
2462 * doc/extend.texi ([Type Traits]): Adjust per N2255.
2464 2007-04-25 Bob Wilson <bob.wilson@acm.org>
2466 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an exception
2468 (__umodsi3, __modsi3): Likewise.
2470 2007-04-25 Dirk Mueller <dmueller@suse.de>
2472 * c-typeck.c (build_compound_expr): Annotate warning()
2473 call with OPT_Wunused_value.
2474 * tree-ssa.c (warn_uninit): Annotate warning with
2476 * c-common.c (handle_sentinel_attribute): Annotate warning
2477 call with OPT_Wattributes.
2479 2007-04-25 Thiemo Seufer <ths@mips.com>
2481 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
2483 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
2484 on to the assembler. Improve handling of -mno-mips16. Add handling
2485 of -mno-mips3d, -mno-dsp, -mno-dspr2.
2486 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
2487 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
2488 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
2490 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
2493 * config/i386/winnt.c (i386_pe_file_end): Strip only
2494 USER_LABEL_PREFIX when writing export name.
2496 2007-04-25 Richard Sandiford <richard@codesourcery.com>
2498 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
2499 sh/elf.h, vx-common.h and vxworks.h.
2500 * config/sh/sh.h: Include config/vxworks-dummy.h.
2501 (SUBTARGET_OVERRIDE_OPTIONS): Define.
2502 (OVERRIDE_OPTIONS): Use it.
2503 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
2504 (vxworks_picreg): New pattern.
2505 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
2506 VXWORKS_OS_CPP_BUILTINS.
2507 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
2508 to their VXWORKS_* equivalents.
2509 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
2510 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
2511 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
2512 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
2513 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
2514 -mrtp/-fPIC multilibs.
2515 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
2516 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
2517 (MULTILIB_OSDIRNAMES): Delete.
2519 2007-04-25 Anatoly Sokolov <aesok@post.ru>
2522 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
2524 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
2526 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
2527 rounding mode to be specified by the caller.
2528 (real_to_mpfr) Likewise.
2529 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
2530 include new arguments.
2531 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
2533 2007-04-24 Ian Lance Taylor <iant@google.com>
2535 PR tree-optimization/31605
2536 * tree-vrp.c (set_value_range): Check that min and max are not
2537 both overflow infinities.
2538 (set_value_range_to_value): New static function.
2539 (extract_range_from_binary_expr): Call set_value_range_to_value.
2540 (extract_range_from_cond_expr): Likewise.
2541 (extract_range_from_expr): Likewise.
2542 (extract_range_from_unary_expr): Likewise. Don't create a range
2543 which overflows on both sides.
2544 (vrp_meet): Check for a useless range.
2545 (vrp_visit_phi_node): If we see a constant which looks like an
2546 overflow infinity, turn off the TREE_OVERFLOW flag.
2548 2007-04-24 Ian Lance Taylor <iant@google.com>
2550 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
2552 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
2555 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
2556 diagnostic message is being built.
2557 * tree-pretty-print.c (dump_generic_node): Only write the
2558 formatted text into BUFFER's stream if we are not building a
2560 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
2562 * Makefile.in (toplev.o): Depend on tree-pass.h.
2564 2007-04-24 Ian Lance Taylor <iant@google.com>
2566 PR tree-optimization/31602
2567 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
2568 conditionals in the copied loop header.
2569 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
2570 warnings if TREE_NO_WARNING is set.
2571 * doc/invoke.texi (Warning Options): Clarify that
2572 -Wstrict-overflow does not warn about loops.
2574 2007-04-24 Janis Johnson <janis187@us.ibm.com>
2576 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
2577 expand on the comment about _Decimal128 arguments and check the
2578 integer result of the modulus operation; for 64-bit ELF ABI, ensure
2579 that _Decimal128 argument uses even/odd register pair.
2580 (function_arg): Ditto.
2582 2007-04-24 Hui-May Chang <hm.chang@apple.com>
2584 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
2585 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
2587 2007-04-24 Richard Guenther <rguenther@suse.de>
2588 Olga Golovanevsky <olga@il.ibm.com>
2590 * fold-const.c (multiple_of_p): Check for bottom
2593 2007-04-24 Richard Henderson <rth@redhat.com>
2595 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
2596 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
2597 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
2598 looking for non-zero bits shifted out. Avoid a recursive call
2599 when constructing the scalar.
2600 (__floatundisf): Likewise.
2602 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
2604 * dwarf2out.c (field_byte_offset): Move the existing logic
2605 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
2606 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
2608 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
2611 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
2612 argument of 0 for memset.
2613 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
2614 unsigned shift instead of the signed variant.
2616 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
2618 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
2619 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
2620 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
2621 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
2622 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
2623 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
2624 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
2625 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
2626 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
2627 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
2628 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
2629 "mul<mode>3", "div<mode>3"): Insn definitions added.
2630 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
2631 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
2632 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
2633 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
2634 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
2635 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
2636 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
2637 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
2638 TARGET_FLOAT_FORMAT): Macro definitions removed.
2639 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
2640 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
2641 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
2642 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
2643 (s390_gen_rtx_const_DI): Function removed.
2644 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
2646 2007-04-24 Richard Sandiford <richard@codesourcery.com>
2648 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
2649 over an external ffs function.
2651 2007-04-24 Chao-ying Fu <fu@mips.com>
2652 Richard Sandiford <richard@nildram.co.uk>
2654 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
2655 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
2656 (smadd_widen_optab, umadd_widen_optab): Define.
2657 * optabs.c (init_optabs): Initialize smadd_widen_optab and
2659 * genopinit.c (optabs): Fill in smadd_widen_optab and
2661 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
2662 and umadd_widen_optab to implement multiply-add sequences.
2663 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
2664 (<u>maddsidi4): ...this. Extend condition to include
2665 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
2666 of operand 0 to "ka" and use the three-operand form of madd<u>
2668 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
2670 * config/mips/constraints.md (ka): New register constraint.
2672 2007-04-24 Jan Hubicka <j@suse.cz>
2676 2007-04-23 Jan Hubicka <jh@suse.cz>
2677 * function.c (init_function_start): Don't init line number info.
2678 (expand_function_end): Update.
2679 (reset_block_changes, record_block_change, finalize_block_changes,
2680 check_block_change, free_block_changes): Kill.
2681 * function.h (reset_block_changes, record_block_change,
2682 finalize_block_changes, check_block_change, free_block_changes): Remove
2684 (struct function): Remove ib_boundaries_block.
2685 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
2686 Use curr_insn_locator to initialize locator.
2687 (emit_line_note): Remove.
2688 * cfgexpand.c (expand_gimple_cond_expr): Update.
2689 (construct_exit_block): Likewise.
2690 (tree_expand_cfg): Initialize/finalize locators.
2691 * expr.c (expand_expr_real): Update.
2692 * cfglayout.c (line_locators_locs, line_locators_lines,
2693 file_locators_locs, file_locators_files): Remove.
2694 (set_block_levels): Move to cfgexpand.c.
2695 (insn_locators_initialize): Remove.
2696 (pass_insn_locators_initialize): Remove.
2697 (locations_locators_locs, locations_locators_vals): New static vars.
2698 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
2700 (insn_locators_alloc, insn_locators_finalize,
2701 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2703 (locator_location): New.
2704 (locator_line, locator_file): Rewrite.
2705 * rtl.h (emit_line_note): Kill.
2706 (insn_locators_alloc, insn_locators_finalize,
2707 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2709 * tree-inline.c (initialize_cfun): Do not initialize
2710 ib_boundaries_block.
2711 * passes.c (pass_insn_locators_initialize): Remove.
2713 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
2715 * doc/invoke.texi: Removed leading '-' from option index entries.
2717 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
2719 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
2721 (create_phi_node): Use set_phi_nodes.
2722 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
2723 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
2724 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
2725 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
2726 (bsi_start, bsi_last): Use bb_stmt_list.
2727 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
2728 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
2729 Traverse the statements using tsi iterator.
2730 * basic-block.h (struct basic_block_def): Fields stmt_list
2731 and phi_nodes moved to ...
2732 (struct tree_bb_info): ... new structure.
2733 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
2734 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
2735 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
2736 (tree_verify_flow_info): Verify that il.tree is not set for
2737 entry and exit block.
2738 (tree_split_block): Use set_bb_stmt_list.
2740 2007-04-23 Mike Stump <mrs@apple.com>
2742 * config/i386/i386.c (ix86_tune_features
2743 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
2746 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
2748 * config/i386/i386.md (prefix_extra): New attribute.
2749 (length): Add prefix_extra.
2751 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
2752 (sse2_movntv2di): Likewise.
2753 (sse2_cvtps2dq): Likewise.
2754 (sse2_cvtpd2pi): Likewise.
2755 (sse2_cvttpd2pi): Likewise.
2756 (*sse2_cvtpd2ps): Likewise.
2757 (*add<mode>3): Likewise.
2758 (sse2_ssadd<mode>3): Likewise.
2759 (sse2_usadd<mode>3): Likewise.
2760 (*sub<mode>3): Likewise.
2761 (sse2_sssub<mode>3): Likewise.
2762 (sse2_ussub<mode>3): Likewise.
2763 (*mulv8hi3): Likewise.
2764 (*smulv8hi3_highpart): Likewise.
2765 (*umulv8hi3_highpart): Likewise.
2766 (sse2_umulv2siv2di3): Likewise.
2767 (sse2_pmaddwd): Likewise.
2768 (ashr<mode>3): Likewise.
2769 (lshr<mode>3): Likewise.
2770 (ashl<mode>3): Likewise.
2771 (sse2_ashlti3): Likewise.
2772 (sse2_lshrti3): Likewise.
2773 (*umaxv16qi3): Likewise.
2774 (*smaxv8hi3): Likewise.
2775 (*uminv16qi3): Likewise.
2776 (*sminv8hi3): Likewise.
2777 (sse2_eq<mode>3): Likewise.
2778 (sse2_gt<mode>3): Likewise.
2779 (*and<mode>3): Likewise.
2780 (sse2_nand<mode>3): Likewise.
2781 (*ior<mode>3): Likewise.
2782 (*xor<mode>3): Likewise.
2783 (sse2_packsswb): Likewise.
2784 (sse2_packssdw): Likewise.
2785 (sse2_packuswb): Likewise.
2786 (sse2_punpckhbw): Likewise.
2787 (sse2_punpcklbw): Likewise.
2788 (sse2_punpckhwd): Likewise.
2789 (sse2_punpcklwd): Likewise.
2790 (sse2_punpckhdq): Likewise.
2791 (sse2_punpckldq): Likewise.
2792 (sse2_punpckhqdq): Likewise.
2793 (sse2_punpcklqdq): Likewise.
2794 (*sse2_pinsrw): Likewise.
2795 (*sse2_pextrw): Likewise.
2796 (sse2_pshufd_1): Likewise.
2797 (sse2_uavgv16qi3): Likewise.
2798 (sse2_uavgv8hi3): Likewise.
2799 (sse2_psadbw): Likewise.
2800 (sse2_pmovmskb): Likewise.
2801 (*sse2_maskmovdqu): Likewise.
2802 (*sse2_maskmovdqu_rex64): Likewise.
2803 (sse4a_extrqi): Likewise.
2804 (sse4a_extrq): Likewise.
2805 (sse3_lddqu): Set prefix_rep.
2806 (sse3_addsubv4sf3): Likewise.
2807 (sse3_haddv4sf3): Likewise.
2808 (sse3_hsubv4sf3): Likewise.
2809 (sse_cvtss2si): Likewise.
2810 (sse_cvtss2si_2): Likewise.
2811 (sse_cvtss2siq): Likewise.
2812 (sse_cvtss2siq_2): Likewise.
2813 (sse_cvttss2si): Likewise.
2814 (sse_cvttss2siq): Likewise.
2815 (sse2_cvttps2dq): Likewise.
2816 (sse3_movshdup): Likewise.
2817 (sse3_movsldup): Likewise.
2818 (sse2_cvtsd2si): Likewise.
2819 (sse2_cvtsd2si_2): Likewise.
2820 (sse2_cvtsd2siq): Likewise.
2821 (sse2_cvtsd2siq_2): Likewise.
2822 (sse2_cvttsd2si): Likewise.
2823 (sse2_cvttsd2siq): Likewise.
2824 (*sse2_cvtpd2dq): Likewise.
2825 (*sse2_cvttpd2dq): Likewise.
2826 (sse2_pshuflw_1): Likewise.
2827 (sse2_pshufhw_1): Likewise.
2828 (sse4a_insertqi): Likewise.
2829 (sse4a_insertq): Likewise.
2830 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
2831 (ssse3_phadddv4si3): Likewise.
2832 (ssse3_phaddswv8hi3): Likewise.
2833 (ssse3_phsubwv8hi3): Likewise.
2834 (ssse3_phsubdv4si3): Likewise.
2835 (ssse3_phsubswv8hi3): Likewise.
2836 (ssse3_pmaddubswv8hi3): Likewise.
2837 (ssse3_pmulhrswv8hi3): Likewise.
2838 (ssse3_pshufbv16qi3): Likewise.
2839 (ssse3_psign<mode>3): Likewise.
2840 (ssse3_palignrti): Likewise.
2841 (abs<mode>2): Likewise.
2842 (ssse3_phaddwv4hi3): Set prefix_extra.
2843 (ssse3_phadddv2si3): Likewise.
2844 (ssse3_phaddswv4hi3): Likewise.
2845 (ssse3_phsubwv4hi3): Likewise.
2846 (ssse3_phsubdv2si3): Likewise.
2847 (ssse3_phsubswv4hi3): Likewise.
2848 (ssse3_pmaddubswv4hi3): Likewise.
2849 (ssse3_pmulhrswv4hi3): Likewise.
2850 (ssse3_pshufbv8qi3): Likewise.
2851 (ssse3_psign<mode>3): Likewise.
2852 (ssse3_palignrdi): Likewise.
2853 (abs<mode>2): Likewise.
2854 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
2855 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
2856 (sse2_pmovmskb): Set mode to SI instead of V2DF.
2858 2007-04-23 Nick Clifton <nickc@redhat.com>
2860 * params.def: Fix formatting of emacs local variables.
2862 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
2864 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
2865 move if inter-unit move isn't allowed.
2866 Don't split moving the first element of V2DI to DI to inter-unit
2867 move if inter-unit move isn't allowed.
2869 2007-04-23 Richard Guenther <rguenther@suse.de>
2871 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
2872 and CDI_POST_DOMINATORS separately.
2874 2007-04-23 Nick Clifton <nickc@redhat.com>
2876 * c.opt (Wformat-contains-nul): Add warning attribute.
2878 2007-04-23 Jan Hubicka <jh@suse.cz>
2880 * function.c (init_function_start): Don't init line number info.
2881 (expand_function_end): Update.
2882 (reset_block_changes, record_block_change, finalize_block_changes,
2883 check_block_change, free_block_changes): Kill.
2884 * function.h (reset_block_changes, record_block_change,
2885 finalize_block_changes, check_block_change, free_block_changes): Remove
2887 (struct function): Remove ib_boundaries_block.
2888 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
2889 Use curr_insn_locator to initialize locator.
2890 (emit_line_note): Remove.
2891 * cfgexpand.c (expand_gimple_cond_expr): Update.
2892 (construct_exit_block): Likewise.
2893 (tree_expand_cfg): Initialize/finalize locators.
2894 * expr.c (expand_expr_real): Update.
2895 * cfglayout.c (line_locators_locs, line_locators_lines,
2896 file_locators_locs, file_locators_files): Remove.
2897 (set_block_levels): Move to cfgexpand.c.
2898 (insn_locators_initialize): Remove.
2899 (pass_insn_locators_initialize): Remove.
2900 (locations_locators_locs, locations_locators_vals): New static vars.
2901 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
2903 (insn_locators_alloc, insn_locators_finalize,
2904 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2906 (locator_location): New.
2907 (locator_line, locator_file): Rewrite.
2908 * rtl.h (emit_line_note): Kill.
2909 (insn_locators_alloc, insn_locators_finalize,
2910 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
2912 * tree-inline.c (initialize_cfun): Do not initialize
2913 ib_boundaries_block.
2914 * passes.c (pass_insn_locators_initialize): Remove.
2916 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
2919 * expr.c (reduce_to_bit_field_precision): Handle
2922 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
2924 PR tree-optimization/24659
2925 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
2926 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
2927 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
2928 * genopinit.c (optabs): Rename vec_pack_mod_optab
2929 to vec_pack_trunc_optab.
2930 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
2931 early for scalar floating point operands for NOP_EXPR.
2932 (vectorizable_type_promotion): Ditto.
2933 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
2934 vec_pack_trunc_optab.
2935 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
2937 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
2938 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
2939 Rename from VEC_PACK_MOD_EXPR.
2940 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
2941 * expr.c (expand_expr_real_1): Ditto.
2942 * tree-inline.c (estimate_num_insns_1): Ditto.
2943 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2945 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
2946 (vec_unpacks_lo_v4sf): Ditto.
2947 (vec_pack_trunc_v2df): Ditto.
2948 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
2949 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
2950 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
2952 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
2954 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
2956 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
2957 Rename from VEC_PACK_MOD_EXPR. This expression also represent
2958 packing of floating point operands.
2959 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
2960 represent unpacking of floating point operands.
2961 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
2962 [vec_unpacks_hi]: Ditto.
2963 [vec_unpacks_lo]: Ditto.
2965 2007-04-22 Jan Hubicka <jh@suse.cz>
2967 * final.c (rest_of_handle_final): Call
2968 targetm.asm_out.constructor/targetm.asm_out.destructor
2969 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
2970 proper priority via decl_*_priority_insert.
2971 * c-common.c (c_expand_body): Likewise.
2973 2007-04-22 Richard Guenther <rguenther@suse.de>
2975 PR tree-optimization/29789
2976 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
2977 (rewrite_reciprocal): New helper split out from
2978 determine_invariantness_stmt.
2979 (rewrite_bittest): Likewise.
2980 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
2981 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
2984 2007-04-22 Revital Eres <eres@il.ibm.com>
2986 * loop-unroll.c (var_to_expand): New field to support also
2987 insns of the form x = something + x.
2988 (analyze_insn_to_expand_var): Use it.
2989 (expand_var_during_unrolling): Likewise.
2991 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
2993 * predict.c: Include pointer-set.h.
2994 (bb_predictions): New variable.
2995 (tree_predicted_by_p, tree_predict_edge,
2996 remove_predictions_associated_with_edge): Use bb_predictions map
2997 instead of bb->predictions.
2998 (clear_bb_predictions, assert_is_empty): New functions.
2999 (combine_predictions_for_bb): Use bb_predictions map. Call
3000 clear_bb_predictions.
3001 (tree_estimate_probability): Create and free bb_predictions map.
3002 * Makefile.in (predict.o): Add pointer-set.h dependency.
3003 * basic-block.h (struct basic_block_def): Remove predictions
3005 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
3007 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
3010 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
3013 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3015 * timevar.c (timevar_print): Change reference of --disable-checking to
3016 --enable-checking=release. Also warn if assert checking is disabled.
3018 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3021 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
3022 decl as addressable if the compound literal was marked as
3024 Mark the decl as a gimple register if it is a complex or
3025 vector decl and does not live in memory.
3027 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3029 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
3030 (GENERIC_NEXT): New function macro.
3031 (PHI_CHAIN): Use phi_node's new chain variable.
3032 (tree_phi_node): Change tree_common to tree_base
3033 and add the chain field.
3034 * tree-phinodes.c (make_phi_node): Don't set
3035 TREE_TYPE on the new node.
3036 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
3037 instead of checking GIMPLE_TUPLE_P in chain_next.
3038 * tree-vect-transform.c
3039 (get_initial_def_for_induction): Look at
3040 PHI_RESULT_TREE for the type of the phi node.
3041 (update_vuses_to_preheader): Use PHI_CHAIN
3042 instead of TREE_CHAIN on the phi node.
3043 * tree-ssa-structalias.c (compute_points_to_sets):
3045 (ipa_pta_execute): Likewise.
3047 2007-04-21 Richard Guenther <rguenther@suse.de>
3050 * fold-const.c (fold_unary): Call fold_convert_const on the
3053 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
3055 * gcse.c (store_killed_in_insn): Handle PARALLELs.
3056 (store_killed_in_pat): New.
3058 2007-04-20 Richard Henderson <rth@redhat.com>
3061 * config/i386/i386.c (type_has_variadic_args_p): Look for any
3062 TREE_LIST with a void_type_node value, not void_list_node exactly.
3064 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
3066 * doc/standards.texi: Re-arrange into language-specific
3067 subsections. Add a C++ section, documenting which standards we
3070 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
3072 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
3073 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
3075 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
3077 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
3078 ecrti.o and crtbegin.o.
3079 (LIB_DEFAULT_SPEC): Include -lc.
3080 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
3082 2007-04-20 Richard Henderson <rth@redhat.com>
3085 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
3086 argument; update all callers.
3087 (get_unaligned_offset): New.
3088 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
3089 get_unaligned_address, just pass on the address directly.
3090 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
3091 the subreg in the helper patterns.
3092 (unaligned_extendqidi_le): Use get_unaligned_offset.
3093 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
3094 (unaligned_extendhidi_be): Likewise.
3095 (unaligned_extendhidi): Tidy.
3096 * config/alpha/alpha-protos.h: Update.
3098 2007-04-20 Richard Henderson <rth@redhat.com>
3100 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
3101 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
3102 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
3103 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
3104 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
3105 (CPP_SPEC): Don't include %(cpp_subtarget).
3106 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
3107 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
3108 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
3110 2007-04-20 Jakub Jelinek <jakub@redhat.com>
3112 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
3113 for __builtin_ia32_cmpordss.
3115 PR tree-optimization/31632
3116 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
3117 and arg1 for optimizations of comparison against min/max values.
3118 Fold arg0 to arg1's type for optimizations of comparison against
3119 min+1 and max-1 values.
3121 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
3123 * reload.c (combine_reloads): When trying to use a dying register,
3124 check whether it's uninitialized and don't use if so.
3126 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
3128 * fold-const.c: Remove prototypes for native_encode_expr and
3129 native_interpret_expr.
3130 (native_encode_expr): Make non-static.
3131 (native_interpret_expr): Likewise.
3132 * tree.h: Add prototypes for the above.
3134 2007-04-19 Joseph Myers <joseph@codesourcery.com>
3136 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
3137 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
3138 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
3139 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
3140 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
3141 Add length attributes.
3143 2007-04-19 Janis Johnson <janis187@us.ibm.com>
3145 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
3148 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
3149 __STDC_WANT_DEC_FP__.
3151 2007-04-19 Joseph Myers <joseph@codesourcery.com>
3153 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
3154 for long double compatibility.
3155 * configure: Regenerate.
3157 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
3159 PR rtl-optimization/29841
3160 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
3162 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
3163 that may cause control flow transfer from being moved.
3165 2007-04-18 Jan Hubicka <jh@suse.cz>
3167 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
3170 2007-04-18 Eric Christopher <echristo@apple.com>
3172 * config/rs6000/darwin.md (load_macho_picbase): Use link register
3173 only. Update operands.
3174 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
3175 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
3176 link register to pic register.
3178 2007-04-18 Dirk Mueller <dmueller@suse.de>
3181 * tree-vrp.c (search_for_addr_array): New.
3182 (check_array_bounds): Suppress warning about
3183 address taken of array refs if its not de-referenced.
3185 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
3187 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
3188 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
3190 * tree-vectorizer.h (NITERS_KNOWN_P): New.
3191 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
3192 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
3194 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
3196 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
3198 (vect_analyze_scalar_cycles): Fix indentation.
3199 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
3200 (vect_mark_relevant): Include phis in relevance analysis.
3202 * tree-vect-transform.c (vect_transform_loop): Add an assert.
3204 2007-04-18 Anatoly Sokolov <aesok@post.ru>
3206 * config/avr/avr.c (ptrreg_to_str): Replace error() with
3207 output_operand_lossage().
3209 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
3211 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
3212 the unused code for reduction without adjust-in-epilog to simplify the
3215 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
3217 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
3218 (S390_TDC_NEGATIVE_ZERO): New constant.
3219 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
3220 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
3221 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
3222 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
3223 (S390_TDC_POSITIVE_INFINITY): New constant.
3224 (S390_TDC_NEGATIVE_INFINITY): New constant.
3225 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
3226 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
3227 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
3228 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
3229 (S390_TDC_INFINITY): New constant.
3230 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
3231 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
3232 optimization for UNSPEC_CCZ_TO_INT.
3233 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
3234 ("*ccz_to_int"): New insn.
3235 ("isinf<mode>2"): New insn.
3236 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
3237 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
3238 (UNSPEC_CCZ_TO_INT): New constant.
3240 2007-04-18 Richard Guenther <rguenther@suse.de>
3242 PR tree-optimization/19431
3243 PR tree-optimization/21463
3244 * tree-pass.h (pass_phiprop): Declare.
3245 * passes.c (init_optimization_passes): New phiprop pass.
3246 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
3247 (phivn_valid_p): New helper function.
3248 (phiprop_insert_phi): Likewise.
3249 (propagate_with_phi): Likewise.
3250 (tree_ssa_phiprop): New propagator propagating loads
3251 through phi nodes if profitable.
3253 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
3255 * tree-vect-analyze.c (process_use): New function.
3256 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
3257 Check phis in all bbs.
3258 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
3261 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
3263 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
3266 2007-04-17 Anatoly Sokolov <aesok@post.ru>
3269 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
3272 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
3274 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
3276 (sse_vmmulv4sf3): Likewise.
3277 (sse2_vmaddv2df3): Likewise.
3278 (sse2_vmmulv2df3): Likewise.
3280 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
3282 PR rtl-optimization/31360
3283 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
3284 (target_reg_cost): New.
3285 (init_set_costs): Initialize target_reg_cost. Add comments
3286 regarding the rationale of the costs.
3287 (global_cost_for_size): Renamed to...
3288 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
3289 of register pressure.
3290 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
3291 estimate_reg_pressure_cost. Add number of ivs.
3292 (determine_set_costs): Dump target_reg_cost.
3293 * loop-invariant.c (gain_for_invariant): Use
3294 estimate_reg_pressure_cost. Removed n_inv_uses argument.
3295 (best_gain_for_invariant, find_invariants_to_move): Remove
3297 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
3298 (target_reg_cost): Declare.
3299 (global_cost_for_size): Declaration removed.
3300 (estimate_reg_pressure_cost): Declare.
3302 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
3304 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
3305 regnos into even/odd register pairs.
3306 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
3307 TDmode similar to the other floating point modes.
3308 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
3309 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
3311 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
3312 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
3313 (movdd_hardfloat64): Use TARGET_MFPGPR.
3315 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
3317 * reload1.c (delete_output_reload): Don't count output in n_inherited.
3320 2005-01-05 Richard Henderson <rth@redhat.com>
3322 * reload1.c (do_input_reload): Restrict the optimization deleteing
3323 a previous output reload to RELOAD_FOR_INPUT.
3325 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
3327 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
3328 induc_vec_info_type.
3329 (vectorizable_induction): New function declaration.
3330 * tree-vect-transform.c (get_initial_def_for_induction): No need to
3331 check if already vectorized. Find first place in BB where new stmts
3332 can be inserted. Takes only one argument.
3333 (vectorizable_induction): New function.
3334 (vect_transform_stmt): Add case for induc_vec_info_type to call
3335 vectorizable_induction.
3336 (vect_transform_loop): Consider phis for vectorization.
3337 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
3339 (analyze_operations): Call vectorizable_induction when analyzing phis.
3341 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
3342 (vect_mark_relevant): Include phis in relevance analysis.
3343 (vect_mark_stmts_to_be_vectorize): Likewise.
3344 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
3346 2007-04-16 Lawrence Crowl <crowl@google.com>
3348 * doc/invoke.texi (Debugging Options): Add documentation for the
3349 -femit-struct-debug options -femit-struct-debug-baseonly,
3350 -femit-struct-debug-reduced, and
3351 -femit-struct-debug-detailed[=...].
3353 * c-opts.c (c_common_handle_option): Add
3354 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
3355 and OPT_femit_struct_debug_detailed_.
3356 * c.opt: Add specifications for
3357 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
3358 and -femit-struct-debug-detailed[=...].
3359 * opts.c (set_struct_debug_option): Parse the
3360 -femit-struct-debug-... options.
3361 * opts.c (matches_main_base, main_input_basename,
3362 main_input_baselength, base_of_path, matches_main_base): Add
3363 variables and functions to compare header base name to compilation
3365 * opts.c (should_emit_struct_debug): Add to determine to emit a
3366 structure based on the option.
3367 (dump_struct_debug) Also disabled function to debug this
3369 * opts.c (handle_options): Save the base name of the
3372 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
3373 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
3374 This hook indicates if a type is generic. Set it by default
3376 * langhooks.h (struct lang_hooks_for_types): Add a new hook
3377 to determine if a struct type is generic or not.
3378 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
3379 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
3380 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
3383 * flags.h (enum debug_info_usage): Add an enumeration to describe
3384 a program's use of a structure type.
3385 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
3386 to indicate the program's usage of the type. Filter structs based
3387 on the -femit-struct-debug-... specification.
3388 (gen_type_die): Split into two routines, gen_type_die and
3389 gen_type_die_with_usage. gen_type_die is now a wrapper
3390 that assumes direct usage.
3391 (gen_type_die_with_usage): Replace calls to gen_type_die
3392 with gen_type_die_with_usage adding the program usage of
3393 the referenced type.
3394 (dwarf2out_imported_module_or_decl): Suppress struct debug
3395 information using should_emit_struct_debug when appropriate.
3397 2007-04-16 Ian Lance Taylor <iant@google.com>
3399 PR tree-optimization/31522
3400 * tree-vrp.c (vr_phi_edge_counts): New static variable.
3401 (vrp_initialize): Allocate vr_phi_edge_counts.
3402 (vrp_visit_phi_node): Don't push to infinity if we saw a new
3403 executable edge. Drop test for all constants.
3404 (vrp_finalize): Free vrp_phi_edge_counts.
3406 * doc/cpp.texi (Common Predefined Macros): Clarify description of
3407 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
3409 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
3410 predecessors at head rather than tail.
3412 2007-04-16 Matthias Klose <doko@debian.org>
3414 * config/alpha/linux.h (CPP_SPEC): Define.
3415 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
3417 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
3419 * function.h: Remove sequence_stack extern declaration.
3421 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
3423 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
3425 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
3428 2007-04-16 Anatoly Sokolov <aesok@post.ru>
3430 * config/avr/avr.c (avr_arch_types): Rearranging array.
3431 (enum avr_arch): Add.
3432 (avr_mcu_types): Use avr_arch enumeration constants instead of
3434 * config/avr/avr.h (LINK_SPEC): Simplify.
3436 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
3438 * config/m68k/m68k.c (m68k_libcall_value,
3439 m68k_function_value): Use macros for register names more.
3441 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
3443 (M68K_REGNAME): Use A6_REG.
3444 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
3446 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3449 * sched-int.h (struct deps): Split field 'pending_lists_length' into
3450 'pending_read_list_length' and 'pending_write_list_length'. Update
3452 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
3453 to handle two length counters instead of one. Update all uses.
3454 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
3455 two length counters instead of one.
3456 * sched-rgn.c (propagate_deps): Update to handle two length counters
3459 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
3462 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
3463 copy of source, pass it to ix86_expand_vector_set and return
3466 2007-04-16 David Ung <davidu@mips.com>
3467 Joseph Myers <joseph@codesourcery.com>
3469 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
3470 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
3471 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
3472 Add 74K processor information.
3473 * config/mips/mips.md: Include 74k.md.
3474 (cpu): Add 74kc,74kf,74kx.
3475 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
3476 * config/mips/74k.md: New.
3477 * doc/invoke.texi (MIPS Options): Document 74K support.
3479 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
3481 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
3482 vectorizable_* functions.
3483 * tree-vect-transform.c (vectorizable_call): Add check for
3484 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
3485 (vectorizable_store): likewise.
3486 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
3488 (vectorizable_operation, vectorizable_type_demotion): Likewise.
3489 (vectorizable_type_promotion, vectorizable_load): Likewise.
3490 (vectorizable_live_operation, vectorizable_condition): Likewise.
3491 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
3493 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
3495 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
3497 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
3498 register numbers more.
3499 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
3500 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
3501 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
3502 FUNCTION_VALUE_REGNO_P): Likewise.
3503 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
3504 STATIC_CHAIN_REGNUM): Likewise.
3505 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
3506 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
3507 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
3508 * config/m68k/m68k.md (FP_REG): New.
3510 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
3512 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
3515 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
3517 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
3518 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
3521 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
3523 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
3526 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
3529 * c-decl.c (finish_decl): Grab the type of the decl after the call
3530 to store_init_value.
3532 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
3534 * common.opt (fforward-propagate): Fix "Optimization" annotation.
3536 2007-04-14 Jakub Jelinek <jakub@redhat.com>
3539 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
3540 post dominators and cleanup cfg before returning.
3542 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
3544 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
3545 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
3547 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
3549 * config.gcc: Recognize fido.
3550 * config/m68k/m68k-devices.def (fidoa): New.
3551 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
3553 (FL_FIDOA, TARGET_FIDOA): New.
3554 * config/m68k/m68k.opt (mfidoa): New.
3556 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3559 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
3560 when a personality function is used.
3562 2007-04-13 Bob Wilson <bob.wilson@acm.org>
3564 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
3566 2007-04-13 Mike Stump <mrs@apple.com>
3568 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
3570 * config/darwin.opt (fapple-kext): Make C++ only.
3571 * config/darwin.c (darwin_override_options): Remove code to ensure
3572 -fapple-kext is given for C++ only.
3574 2007-04-13 Richard Sandiford <richard@codesourcery.com>
3576 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
3577 * config/mips/mips.c (override_options): Call
3578 SUBTARGET_OVERRIDE_OPTIONS, if defined.
3580 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
3582 * config/i386/i386.opt (msvr3-shlib): Removed.
3584 * doc/invoke.texi: Remove -msvr3-shlib.
3586 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
3588 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
3589 with "popcnt" instruction.
3591 2007-04-13 Richard Guenther <rguenther@suse.de>
3593 PR tree-optimization/21258
3594 * tree-vrp.c (compare_case_labels): New helper.
3595 (find_switch_asserts): New function.
3596 (find_assert_locations): Call it for SWITCH_EXPRs.
3598 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
3600 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
3601 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
3602 check is now implied in X87_FLOAT_MODE_P.
3603 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
3604 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
3605 (fix_trunc<mode>_i386_fisttp): Ditto.
3606 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
3607 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
3608 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
3609 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
3610 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
3611 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
3612 (unnamed_splitters): Ditto.
3613 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
3614 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
3615 FIRST_SSE_REG for local functions when SSE math is enabled or
3616 for functions with sseregparm attribute.
3617 (standard_80387_constant_p): Return -1 if mode is not
3619 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
3620 (ix86_expand_compare): Ditto.
3621 (ix86_expand_carry_flag_compare): Ditto.
3622 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
3623 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
3624 DECIMAL_FLOAT_MODE_P.
3625 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
3626 of SCALAR_FLOAT_MODE_P.
3627 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
3628 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
3629 checks before FLOAT_MODE_P.
3630 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
3631 before FLOAT_MODE_P.
3636 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
3638 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
3639 Charles Wilson <libtool@cwilson.fastmail.fm>
3641 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
3642 (libgcc.mvars): Don't depend on them.
3643 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
3644 * exec-tool.in: New.
3646 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
3648 * doc/invoke.text (--help): Document --help=common.
3650 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
3652 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
3654 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3656 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
3657 * genemit.c (main): Emit #include "integrate.h".
3658 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
3659 (LOADGP_RTP): New mips_loadgp_style.
3660 * config/mips/mips.h: Include config/vxworks-dummy.h.
3661 (TARGET_RTP_PIC): New macro.
3662 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
3663 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
3664 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
3666 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
3667 -mvxworks-pic when using -mrtp and a PIC option.
3668 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
3670 (mips_symbolic_constant_p, mips_symbolic_address_p)
3671 (mips_symbol_insns): Handle SYMBOL_HALF.
3672 (override_options): Warn about -G and -mrtp being used together.
3673 Initialize mips_lo_relocs[SYMBOL_HALF].
3674 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
3675 (mips_emit_loadgp): Handle LOADGP_RTP.
3676 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
3677 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
3678 (tablejump): Handle function-relative case table entries if
3680 * config/mips/predicates.md (symbol_ref_operand): New predicate.
3682 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3684 * config/mips/mips.md (load_call<mode>): Allow any general register.
3686 (sibcall_value_internal, sibcall_value_multiple_internal)
3687 (call_value_internal, call_value_split, call_value_multiple_internal)
3688 (call_value_multiple_split): Remove constraints from operand 0.
3690 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3692 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
3693 rather than loadgp_noshared.
3694 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
3695 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
3697 * config/mips/mips.md (loadgp): Rename to...
3698 (loadgp_newabi): ...this.
3699 (loadgp_noshared): Rename to...
3700 (loadgp_absolute): ...this.
3702 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3704 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
3705 false for locally-binding symbols.
3706 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
3708 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3710 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
3711 (SYMBOL_GOT_PAGE_OFST): ...this.
3712 (SYMBOL_GOT_GLOBAL): Rename to...
3713 (SYMBOL_GOT_DISP): ...this.
3714 (SYMBOL_GOTOFF_GLOBAL): Rename to...
3715 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
3716 * config/mips/mips.c (mips_global_symbol_p): New function.
3717 (mips_symbol_binds_local_p): Likewise.
3718 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
3719 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
3720 and mips_symbol_binds_local_p.
3721 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
3722 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
3723 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
3725 (mips_ok_for_lazy_binding_p): New function.
3726 (mips_load_call_address, mips_expand_call): Use it.
3727 (mips_dangerous_for_la25_p): Likewise.
3728 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
3729 (*got_disp<mode>): Use got_disp_operand instead of
3730 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
3731 SYMBOL_GOTOFF_GLOBAL.
3732 (*got_page<mode>): Use got_page_ofst_operand instead of
3734 * config/mips/predicates.md (const_call_insn_operand): Use
3735 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
3736 (global_got_operand): Rename to...
3737 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
3739 (local_got_operand): Rename to...
3740 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
3741 of SYMBOL_GOT_LOCAL.
3743 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3745 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
3746 TARGET_CALL_CLOBBERED_GP.
3747 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
3748 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
3749 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
3750 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
3751 of TARGET_ABICALLS && !TARGET_NEWABI.
3752 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
3753 * config/mips/mips.c (mips_load_call_address): Check
3754 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
3755 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
3756 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
3757 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
3758 TARGET_ABICALLS && TARGET_NEWABI.
3759 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
3761 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
3762 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
3763 TARGET_ABICALLS && TARGET_NEWABI.
3764 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
3765 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
3766 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
3767 whether indirect calls must use $25.
3768 (mips_extra_live_on_entry): Check TARGET_GOT instead of
3770 * config/mips/mips.md (jal_macro): Check flag_pic and
3771 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
3772 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
3773 instead of TARGET_ABICALLS.
3774 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
3775 TARGET_ABICALLS && TARGET_OLDABI.
3776 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
3777 (sibcall): In the comment above the define_insn, mention
3778 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
3779 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
3780 instead of TARGET_ABICALLS.
3782 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
3784 * doc/md.texi (Blackfin family constraints): Document PA and PB.
3785 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
3786 (MACFLAGS_MATCH_P): New macro.
3787 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
3788 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
3789 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
3790 the other MACFLAG constants.
3791 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
3792 (flag_machi): Tighten constraints. Renumber some of the operands.
3793 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
3795 (flag_machi_parts_acconly): New pattern.
3796 (flag_macinithi): Tighten constraints. Allow any accumulator to be
3798 (flag_macinit1hi): Tighten constraints.
3799 (flag_mul_macv2hi_parts_acconly): New pattern.
3801 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
3802 Use a more efficient implementation.
3803 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
3804 inline sequences when not optimizing for size.
3806 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
3807 movhi_high2low): Delete, merge functionality into...
3808 (packv2hi): ... this pattern.
3810 2007-02-11 Jie Zhang <jie.zhang@analog.com>
3811 * config/bfin/bfin.opt (msim): New option.
3812 (mcpu=): New option.
3813 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
3814 (bfin_cpu_t): Typedef of enum bfin_cpu.
3815 (bfin_cpu_type): New declaration.
3816 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
3817 -msim and -mcpu= options.
3818 (LIB_SPEC): Likewise.
3819 * config/bfin/bfin.c (bfin_cpu_type): Define.
3820 (bfin_handle_option): Handle -mcpu= option.
3821 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
3822 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
3823 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
3825 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3827 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
3828 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
3829 (powerpc-wrs-vxworksae): Use ${tm_file}.
3830 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
3831 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
3832 * config/i386/vx-common.h: New file.
3834 2007-04-12 Richard Sandiford <richard@codesourcery.com>
3836 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
3839 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
3841 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
3844 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
3848 * c-common.c (c_build_qualified_type): Set canonical type
3851 2007-04-12 Richard Guenther <rguenther@suse.de>
3853 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
3854 lower bound and element size if lower bound is not zero
3855 or either of the ARRAY_REF operands is set.
3857 2007-04-12 Richard Guenther <rguenther@suse.de>
3859 PR tree-optimization/24689
3860 PR tree-optimization/31307
3861 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
3863 * gimplify.c (canonicalize_addr_expr): To be consistent with
3864 gimplify_compound_lval only set operands two and three of
3865 ARRAY_REFs if they are not gimple_min_invariant. This makes
3866 it never at this place.
3867 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
3869 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3871 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
3872 null before emitting a .nsubspa directive.
3874 2007-04-11 Diego Novillo <dnovillo@redhat.com>
3876 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
3877 need_to_partition_p if there are no memory statements in the
3880 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
3882 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
3883 (gcd_of_steps_may_divide_p): New function.
3884 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
3886 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
3888 * reload.c (find_reloads_toplev, find_reloads_address,
3889 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
3890 not a pointer equality test, to decide if we need to call
3891 push_reg_equiv_alt_mem.
3893 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
3895 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
3896 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
3897 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
3899 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
3901 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
3902 vector to be positive.
3904 2007-04-11 Diego Novillo <dnovillo@redhat.com>
3908 * doc/invoke.texi: Document --params max-aliased-vops and
3910 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
3911 debug_memory_partitions): Move to tree-flow.h
3912 * params.h (AVG_ALIASED_VOPS): Define.
3913 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
3915 (mp_info_t): Likewise.
3916 (get_mem_sym_stats_for): New.
3917 (set_memory_partition): Move from tree-flow-inline.h.
3918 (mark_non_addressable): Only clear the set of symbols for the
3919 partition if it exists.
3920 (dump_memory_partitions): Move from tree-ssa-operands.c
3921 (debug_memory_partitions): Likewise.
3922 (need_to_partition_p): New.
3923 (dump_mem_ref_stats): New.
3924 (debug_mem_ref_stats): New.
3925 (dump_mem_sym_stats): New.
3926 (debug_mem_sym_stats): New.
3927 (update_mem_sym_stats_from_stmt): New.
3928 (compare_mp_info_entries): New.
3929 (mp_info_cmp): Call it.
3930 (sort_mp_info): Change argument to a list of mem_sym_stats_t
3932 (get_mpt_for): Move from tree-ssa-operands.c.
3933 (find_partition_for): New.
3934 (create_partition_for): Remove.
3935 (estimate_vop_reduction): New.
3936 (update_reference_counts): New.
3937 (build_mp_info): New.
3938 (compute_memory_partitions): Refactor.
3939 Document new heuristic.
3940 Call build_mp_info, update_reference_counts,
3941 find_partition_for and estimate_vop_reduction.
3942 (compute_may_aliases): Populate virtual operands before
3943 calling debugging dumps.
3944 (delete_mem_sym_stats): New.
3945 (delete_mem_ref_stats): New.
3946 (init_mem_ref_stats): New.
3947 (init_alias_info): Call it.
3948 (maybe_create_global_var): Remove alias_info argument.
3949 Get number of call sites and number of pure/const call sites
3950 from gimple_mem_ref_stats().
3951 (dump_alias_info): Call dump_memory_partitions first.
3952 (dump_points_to_info_for): Show how many times a pointer has
3954 * opts.c (decode_options): For -O2 set --param
3955 max-aliased-vops to 500.
3956 For -O3 set --param max-aliased-vops to 1000 and --param
3957 avg-aliased-vops to 3.
3958 * fortran/options.c (gfc_init_options): Remove assignment to
3960 * tree-flow-inline.h (gimple_mem_ref_stats): New.
3961 * tree-dfa.c (dump_variable): Dump memory reference
3963 Dump NO_ALIAS* settings.
3964 (referenced_var_lookup): Tidy.
3965 (mem_sym_stats): New.
3966 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
3967 and ORIG are different SSA names for a memory partition.
3968 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
3969 * tree-flow.h (struct mem_sym_stats_d): Define.
3970 (mem_sym_stats_t): Define.
3971 (struct mem_ref_stats_d): Define.
3972 (struct gimple_df): Add field mem_ref_stats.
3973 (enum noalias_state): Define.
3974 (struct var_ann_d): Add bitfield noalias_state.
3975 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
3976 debug_mem_ref_stats, debug_memory_partitions,
3977 debug_mem_sym_stats): Declare.
3978 * tree-ssa-structalias.c (update_alias_info): Update call
3979 sites, pure/const call sites and asm sites in structure
3980 returned by gimple_mem_ref_stats.
3981 Remove local variable IS_POTENTIAL_DEREF.
3982 Increase NUM_DEREFS if the memory expression is a potential
3984 Call update_mem_sym_stats_from_stmt.
3985 If the memory references memory, call
3986 update_mem_sym_stats_from_stmt for all the direct memory
3987 symbol references found.
3988 (intra_create_variable_infos): Set noalias_state field for
3989 pointer arguments according to the value of
3990 flag_argument_noalias.
3991 * tree-ssa-structalias.h (struct alias_info): Remove fields
3992 num_calls_found and num_pure_const_calls_found.
3993 (update_mem_sym_stats_from_stmt): Declare.
3994 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
3995 Set default value to 100.
3996 (PARAM_AVG_ALIASED_VOPS): Define.
3998 2007-04-11 Richard Guenther <rguenther@suse.de>
4001 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
4002 a * -b + c as c - a * b if we honor sign dependent rounding.
4004 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
4006 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
4008 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
4009 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
4011 (initialize_trampoline): Don't use old-style function definition.
4012 (bfin_secondary_reload): Mark IN_P argument as unused.
4014 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
4016 PR tree-optimization/31343
4017 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
4018 (build_polynomial_chrec): Return a scalar when the evolution is zero.
4019 * testsuite/gcc.dg/vect/pr31343.c: New.
4021 2007-04-10 Eric Christopher <echristo@apple.com>
4023 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
4024 * config/i386/i386.md (*cmpfp0): Use.
4025 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
4026 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
4027 (fix_trunc<mode>_i386_fisttp): Ditto.
4028 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
4029 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
4030 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
4031 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
4032 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
4033 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
4034 (unnamed_splitters): Ditto.
4035 * config/i386/i386.c (output_fix_trunc): Assert that
4036 we're not being passed a TFmode operand.
4038 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
4040 PR tree-optimization/31526
4041 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
4042 n_basic_blocks to find newly added blocks.
4044 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
4046 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
4048 (fix_trunc<mode>si_sse): Ditto.
4049 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
4050 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
4051 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
4052 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
4053 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
4054 expander using SSEMODEF mode macro.
4055 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
4056 expander using SSEMODEF mode macro.
4057 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
4058 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
4059 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
4060 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
4061 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
4062 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
4063 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
4064 Macroize insn using X87MODEF mode macro.
4066 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
4068 * config/i386/sse.md (sse2_pinsrw): Removed.
4069 (sse2_pextrw): Renamed to ...
4070 (*sse2_pextrw): This.
4072 2007-04-09 Jan Hubicka <jh@suse.cz>
4075 * config/i386/sse.md
4076 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
4077 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
4078 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
4079 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
4081 2007-04-09 Jan Hubicka <jh@suse.cz>
4083 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
4084 multiple fields of union.
4086 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
4088 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
4089 (create_preheaders): Check that loops are available.
4090 (fix_loop_structure): Clean up, improve comments.
4091 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
4092 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
4094 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
4095 * predict.c (tree_estimate_probability): Do not call
4096 calculate_dominance_info. Call create_preheaders.
4097 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
4098 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
4100 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
4101 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
4102 * tree-cfg.c (tree_split_edge): Make an assert more precise.
4103 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
4106 2007-04-08 Jan Hubicka <jh@suse.cz>
4108 * tree.h (maybe_fold_offset_to_component_ref): Declare.
4109 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
4110 * fold-const.c (fold_unary): Use it.
4112 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
4114 * varasm.c (assemble_variable): Remove call to
4115 lang_hooks.decls.prepare_assemble_variable.
4116 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
4117 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
4118 * langhooks.h (lang_hooks_for_decls): Remove
4119 prepare_assemble_variable.
4121 2007-04-08 Mike Stump <mrs@apple.com>
4123 * config/i386/i386.c: Use inc/dec on Core2.
4125 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
4127 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
4128 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
4129 lhd_tree_inlining_end_inlining): Remove.
4130 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
4131 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
4133 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
4134 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
4135 lhd_tree_inlining_end_inlining): Remove prototypes.
4136 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
4137 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
4138 LANG_HOOKS_TREE_INLINING_START_INLINING,
4139 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
4141 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
4144 2007-04-08 Anatoly Sokolov <aesok@post.ru>
4147 * config/avr/predicates.md (io_address_operand): Delete predicate.
4148 (low_io_address_operand): Don't use 'mode' argument.
4149 (higth_io_address_operand): Rename ...
4150 (high_io_address_operand): ... to this. Don't use 'mode' argument.
4151 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
4154 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
4156 Revert change removing staticp.
4158 2007-04-07 Anatoly Sokolov <aesok@post.ru>
4161 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
4164 2007-04-07 Bruce Korb <bkorb@gnu.org>
4166 * c.opt: Add -Wformat-contains-nul.
4167 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
4169 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
4170 the NUL byte warning.
4172 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
4174 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
4176 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
4178 * tree.c (staticp): No longer use staticp langhook.
4179 * langhooks.c (lhd_staticp): Removed.
4180 * langhooks.h (struct lang_hooks): Remove staticp.
4181 * c-common.c (c_staticp): Remove.
4182 * c-common.h (c_staticp): Ditto.
4183 * langhooks-defs.h (lhd_staticp): Ditto.
4184 (LHD_HOOKS_STATICP): Ditto
4185 * tree.h (gcc_assert_lowered): New macro.
4187 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
4189 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
4190 argument "reliable".
4191 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
4192 Add argument "reliable". Propagate it through calls.
4193 (infer_loop_bounds_from_undefined): Derive number of iterations
4194 estimates from references in blocks that do not dominate loop latch.
4195 (gcov_type_to_double_int): New function.
4196 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
4197 and expected_loop_iterations_unbounded.
4198 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
4199 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
4200 * tree-data-ref.c (estimated_loop_iterations): Export.
4201 (get_references_in_stmt): Fix -- do not return addresses of local
4203 * cfgloop.h (expected_loop_iterations_unbounded,
4204 estimated_loop_iterations): Declare.
4206 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
4208 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
4210 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
4212 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
4213 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
4214 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
4215 Use output_387_reg_move().
4216 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
4217 expander using X87MODEF12 mode macro.
4218 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
4219 choosing register preferences. Use output_387_reg_move().
4220 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
4221 instead of "x". Use output_387_reg_move().
4222 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
4223 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
4224 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
4225 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
4226 Use output_387_reg_move().
4227 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
4229 (*truncxf?f_i387 splitter): Ditto.
4231 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
4233 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
4234 LANG_HOOKS_SAFE_FROM_P.
4235 * expr.c (safe_from_p): Remove langhook call.
4236 * langhooks.h (lang_hooks): Remove safe_from_p.
4237 (lhd_safe_from_p): Remove prototype.
4238 * langhooks.c (lhd_safe_from_p): Remove.
4240 2007-04-06 Jan Hubicka <jh@suse.cz>
4242 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
4245 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
4247 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
4248 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
4249 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
4250 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
4252 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
4253 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
4255 2007-04-05 Richard Henderson <rth@redhat.com>
4257 * config/alpha/alpha.c (print_operand) [+]: Remove.
4258 (alpha_end_function): Print nop if call at end of function.
4259 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
4260 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
4261 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
4262 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
4263 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
4264 the call pattern. Update peepholes to match.
4266 2007-04-05 Janis Johnson <janis187@us.ibm.com>
4268 * doc/extend.texi (Other Builtins): Add decimal float variants
4270 * builtins.def: Ditto.
4271 * builtins.c (expand_builtin): Ditto.
4273 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
4274 H.J. Lu <hongjiu.lu@intel.com>
4277 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
4278 of V8HImode when calling ix86_binary_operator_ok.
4279 (sse2_pmaddwd): Call ix86_binary_operator_ok.
4280 (sdot_prodv8hi): Operands 1 and 2 must be register.
4282 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4284 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
4285 initialize align to silence bogus warning.
4287 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
4290 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
4292 (struct sra_walk_fns): Remove use_all parameter from use.
4293 (sra_hash_tree): Handle BIT_FIELD_REFs.
4294 (sra_elt_hash): Don't hash bitfld blocks.
4295 (sra_elt_eq): Skip them in parent compares as well. Handle
4297 (sra_walk_expr): Don't maintain or pass down use_all_p.
4298 (scan_use): Remove use_all parameter.
4299 (scalarize_use): Likewise. Re-expand assignment to
4300 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
4301 output, and re-scalarize after output. Don't mark anything
4303 (scalarize_ldst): Adjust.
4304 (scalarize_walk_gimple_modify_statement): Likewise.
4305 (build_element_name_1): Handle BIT_FIELD_REFs.
4306 (instantiate_element): Don't warn for any element whose parent
4308 (instantiate_missing_elements_1): Return the sra_elt.
4309 (canon_type_for_field): New.
4310 (try_instantiate_multiple_fields): New.
4311 (instantiate_missing_elemnts): Use them.
4312 (mark_no_warning): Removed.
4313 (generate_one_element_ref): Handle BIT_FIELD_REFs.
4314 (REPLDUP, sra_build_elt_assignment): New.
4315 (generate_copy_inout): Use them.
4316 (generate_element_copy): Likewise. Handle bitfld differences.
4317 (generate_element_zero): Don't recurse for blocks. Use
4318 sra_build_elt_assignment.
4319 (generate_one_element_int): Take elt instead of var. Use
4320 sra_build_elt_assignment.
4321 (generate_element_init_1): Adjust.
4322 (scalarize_use, scalarize_copy): Use REPLDUP.
4323 (scalarize_ldst): Move assert before dereference.
4324 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
4326 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
4328 * regmove.c: Fix unused variable warnings due to previous commit.
4330 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
4332 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
4333 (regmove_bb_head): Remove.
4334 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
4335 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
4336 problems with fixup_match_1.
4337 Don't initialize/free regmove_bb_head.
4339 (reg_is_remote_constant_p): If an insn is in the same basic block
4340 but not before INSN, consider it remote, too.
4342 2007-04-05 Anatoly Sokolov <aesok@post.ru>
4345 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
4346 DECL_ASSEMBLER_NAME, not the DECL_NAME.
4348 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
4350 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
4351 (CONDITIONAL_REGISTER_USAGE): Likewise.
4353 2007-04-04 Richard Henderson <rth@redhat.com>
4355 * config/alpha/lib1funcs.asm: Remove unused file.
4357 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
4360 * opts.c (print_specific_help): Fix --help=<language>
4362 (common_handle_option): Support --help=common.
4364 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
4367 * gcc.c (main): Do not run the linker if
4368 print_subprocess_help indicates that it shouldn't be
4371 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
4374 * doc/invoke.texi (--help=): Document <languages> value, fix
4375 formatting in tables of values.
4377 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
4379 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
4380 dllimport attribute of virtual methods.
4382 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
4384 * config/score/crti.asm: Change _bss_start to __bss_start.
4385 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
4386 (OUTGOING_REG_PARM_STACK_SPACE) update.
4387 * config/score/score.opt: add options to make backend support
4388 score5, score5u, score7 and score7d.
4389 * config/score/score.md: Likewise.
4390 * config/score/misc.md: Likewise.
4391 * config/score/mac.md: Likewise.
4392 * doc/invoke.texi: Likewise.
4393 * doc/md.texi: update constraints define.
4395 2007-04-03 Richard Henderson <rth@redhat.com>
4397 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
4398 an appropriate type, use the mode instead.
4400 2007-04-03 Richard Sandiford <richard@codesourcery.com>
4402 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
4403 Set the default --with-arch setting to mips2.
4404 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
4405 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4406 (MULTILIB_OSDIRNAMES): Delete.
4407 (MULTILIB_DIRNAMES): Define.
4408 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
4409 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
4410 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
4411 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
4412 VXWORKS_OS_CPP_BUILTINS.
4413 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
4414 (MIPS_DEBUGGING_INFO): Undefine.
4415 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
4417 2007-04-03 Jakub Jelinek <jakub@redhat.com>
4420 * fold-const.c (native_encode_real): Encode real.c provided longs
4421 as a series of 32-bit native integers.
4422 (native_interpret_real): Interpret buffer as a series of 32-bit
4425 2007-04-03 Richard Guenther <rguenther@suse.de>
4427 * genpreds.c (write_insn_constraint_len): Write function
4428 optimized for CONSTRAINT_LEN implementation.
4429 (write_tm_preds_h): Output insn_constraint_len inline and
4430 use it for CONSTRAINT_LEN.
4431 (write_insn_preds_c): Don't output insn_constraint_len.
4432 * doc/md.texi (define_register_constraint): Document multi-letter
4433 constraints shall have the same length if they start with the same
4436 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
4439 * config/i386/i386.md (isinf<mode>2): Expand only when
4440 TARGET_C99_FUNCTIONS is set.
4442 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
4444 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
4445 (x86_64-*-linux*): Ditto.
4446 * config/i386/i386.opt (mpc): New option.
4447 * config/i386/i386.c (overrride_options): Handle
4448 ix87_precision_string.
4449 * config/i386/crtprec.c: New file.
4450 * config/i386/t-crtpc: Ditto.
4451 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
4453 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
4454 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
4455 crtprec32.o, crtprec64.o and crtprec80.o.
4457 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
4459 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
4461 2007-04-02 Eric Christopher <echristo@apple.com>
4463 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
4464 limitations on darwin.
4466 2007-04-02 Anatoly Sokolov <aesok@post.ru>
4469 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
4471 2007-04-02 Dave Korn <dave.korn@artimi.com>
4473 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
4475 2007-04-02 Dave Korn <dave.korn@artimi.com>
4477 * libgcc2.h (exception_descriptor): Don't forward-declare.
4478 (__get_eh_table_language, __get_eh_table_version): Delete
4479 prototypes of long-dead functions.
4481 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
4483 * ebitmap.h: New file
4484 * ebitmap.c: New file
4485 * Makefile.in (ebitmap.o): New target.
4487 2007-04-01 Jan Hubicka <jh@suse.cz>
4489 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
4490 before very first instruction.
4492 2007-04-01 Jan Hubicka <jh@suse.cz>
4494 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
4495 waring on 64bit hosts.
4496 * bitmap.h: Fix typo in bitmap_head_def.
4498 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
4500 PR rtl-optimization/31391
4501 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
4502 into a DELETED_LABEL note, and the label is in an empty basic
4503 block, update BB_END as well as BB_HEAD.
4505 2007-04-01 Richard Henderson <rth@redhat.com>
4507 PR tree-optimization/31169
4508 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
4509 to varying if the range is outside [0, prec-1].
4511 2007-04-01 Richard Sandiford <richard@codesourcery.com>
4514 * config/mips/mips.md (load_const_gp): New insn.
4515 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
4516 the MIPS16 GP pseudo register if no_new_pseudos.
4517 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
4519 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
4522 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
4524 (call_value): Likewise.
4526 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
4527 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4530 * doc/invoke.texi: (optimization options): Reword description
4531 of -ffast-math. Document its primary purpose.
4533 2007-03-31 Richard Guenther <rguenther@suse.de>
4535 * omp-low.c (splay-tree.h): Include.
4536 (lookup_decl): Replace splay-tree usage by pointer-map.
4537 (maybe_lookup_decl): Likewise.
4538 (new_omp_context): Likewise.
4539 (delete_omp_context): Likewise.
4540 * gimplify.c (splay-tree.h): Include.
4541 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
4543 (remap_ssa_name): Likewise.
4544 (remap_decl): Likewise.
4545 (remap_type_1): Likewise.
4546 (remap_type): Likewise.
4547 (copy_body_r): Likewise.
4548 (expand_call_inline): Likewise.
4549 (clone_body): Likewise.
4550 (copy_tree_r): Likewise.
4551 (remap_save_expr): Likewise.
4552 (unsave_r): Likewise.
4553 (unsave_expr_now): Likewise.
4554 (tree_function_versioning): Likewise.
4555 (build_duplicate_type): Likewise.
4556 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
4557 (struct copy_body_data): Replace splay-tree by pointer-map.
4558 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
4559 not $(SPLAY_TREE_H).
4560 (gimplify.o): Depend on $(SPLAY_TREE_H).
4561 (omp-low.p): Likewise.
4563 2007-03-31 Anatoly Sokolov <aesok@post.ru>
4565 * config/avr/predicates.md (even_register_operand,
4566 odd_register_operand): New predicates.
4567 * config/avr/avr.md (movw peephole2): New.
4568 (movw_r peephole2): New.
4570 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
4572 * tree.h (get_signed_or_unsigned_type): New.
4573 * fold-const.c (operand_equal_for_comparison_p): Use
4574 get_signed_or_unsigned_type instead of
4575 lang_hooks.types.signed_or_unsigned_type.
4576 * expr.c (store_expr): Ditto.
4577 * langhooks.c (get_signed_or_unsigned_type): New.
4578 (lhd_signed_or_unsigned_type): New.
4579 * langhooks.h (lhd_signed_or_unsigned_type): New.
4580 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
4582 2007-03-30 Richard Henderson <rth@redhat.com>
4584 * tree-ssa-loop-ivopts.c: Include target.h.
4585 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
4586 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
4587 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
4588 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
4590 2007-03-30 Richard Henderson <rth@redhat.com>
4591 Kai Tietz <kai.tietz@onevision.com>
4593 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
4595 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
4596 (TARGET_64BIT_MS_ABI): New.
4597 (DBX_REGISTER_NUMBER): Handle 64-bit.
4598 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
4599 (LONG_TYPE_SIZE): Force to 32.
4600 (REG_PARM_STACK_SPACE): New.
4601 (OUTGOING_REG_PARM_STACK_SPACE): New.
4602 (REGPARM_MAX, SSE_REGPARM_MAX): New.
4603 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
4604 (STACK_BOUNDARY): Use 128 for 64-bit.
4605 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
4606 Add 64-bit implementation.
4607 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
4609 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
4610 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
4611 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
4612 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
4613 (ix86_handle_cconv_attribute): Don't warn when ignoring if
4614 TARGET_64BIT_MS_ABI.
4615 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
4616 (ix86_pass_by_reference): Likewise.
4617 (ix86_function_value_regno_p): Likewise.
4618 (ix86_build_builtin_va_list): Likewise.
4619 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
4620 (function_arg_advance_ms_64): New.
4621 (function_arg_advance): Call it.
4622 (function_arg_ms_64): New.
4623 (function_arg): Call it.
4624 (function_value_ms_64): New.
4625 (ix86_function_value_1): Call it.
4626 (return_in_memory_ms_64): New.
4627 (ix86_return_in_memory): Call it.
4628 (setup_incoming_varargs_ms_64): New.
4629 (ix86_setup_incoming_varargs): Call it.
4630 (ix86_expand_prologue): Handle 64-bit stack probing.
4631 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
4632 (output_pic_addr_const): Likewise.
4633 (x86_this_parameter): Likewise.
4634 (x86_output_mi_thunk): Likewise.
4635 (x86_function_profiler): Likewise.
4636 (TARGET_STRICT_ARGUMENT_NAMING): New.
4637 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
4638 (TARGET_64BIT_MS_ABI): New.
4639 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
4640 * config/i386/i386.md (allocate_stack_worker): Remove.
4641 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
4642 describe the clobber of eax without a match_scratch.
4643 (allocate_stack_worker_postreload): Remove.
4644 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
4645 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
4646 (allocate_stack_worker_rex64_postreload): Remove.
4647 (allocate_stack): Handle 64-bit.
4648 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
4649 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
4650 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
4651 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
4652 (STANDARD_STARTFILE_PREFIX_1): Likewise.
4653 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
4654 * config.build (x86_64-*-mingw*): New host.
4655 * config.host (x86_64-*-mingw*): New host.
4656 * config.gcc (x86_64-*-mingw*): New target.
4657 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
4659 2007-03-30 Richard Henderson <rth@redhat.com>
4660 Kai Tietz <kai.tietz@onevision.com>
4662 * c-pragma.c (struct def_pragma_macro_value): New.
4663 (struct def_pragma_macro): New.
4664 (pushed_macro_table): New.
4665 (dpm_hash, dpm_eq): New.
4666 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
4667 (init_pragma): Install them.
4668 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
4670 2007-03-30 Anatoly Sokolov <aesok@post.ru>
4672 * config/avr/avr.c (avr_override_options): Clear
4673 'flag_delete_null_pointer_checks'.
4675 2007-03-30 Paolo Carlini <pcarlini@suse.de>
4678 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
4679 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
4680 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
4681 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
4682 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
4683 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
4684 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
4686 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
4688 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
4690 * regmove.c: Move all of pass_stack_adjustments from here...
4691 * combine-stack-adj.c: ...to this new file.
4692 * Makefile.in: Add rules for combine-stack-adj.o.
4694 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
4696 PR tree-optimization/31383
4697 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
4698 to have the same length.
4700 2007-03-30 Jan Hubicka <jh@suse.cz>
4703 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
4704 availablility; add more sanity checking; ask varpool only about
4707 2007-03-29 Richard Henderson <rth@redhat.com>
4709 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
4710 to decide, but __SIZEOF_LONG_LONG__.
4712 2007-03-29 Richard Henderson <rth@redhat.com>
4714 * emutls.c (struct __emutls_array): New.
4715 (emutls_destroy): Use it instead of casting element 0 from void*.
4716 (__emutls_get_address): Likewise.
4718 2007-03-29 Richard Henderson <rth@redhat.com>
4720 * varasm.c (initializer_constant_valid_p): Don't deny
4721 DECL_DLLIMPORT_P on functions.
4723 * config/i386/cygming.h: Remove function declarations.
4724 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
4725 (ASM_OUTPUT_LABELREF): Remove.
4726 (COMMON_ASM_OP): Remove.
4727 (ASM_OUTPUT_COMMON): Remove.
4728 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
4729 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
4730 (ASM_DECLARE_FUNCTION_NAME): Likewise.
4731 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
4732 Rename from TARGET_ENCODE_SECTION_INFO.
4733 * config/i386/netware.h: Likewise.
4734 * config/i386/i386-protos.h: Update.
4735 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
4736 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
4737 (legitimate_constant_p): Reject dllimports.
4738 (dllimport_map, get_dllimport_decl): New.
4739 (legitimize_dllimport_symbol): New.
4740 (legitimize_address, ix86_expand_move): Use it.
4741 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
4742 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
4743 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
4744 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
4745 * config/i386/predicates.md (constant_call_address_operand): Only
4746 accept symbols; reject dllimport_p symbols.
4747 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
4748 i386_pe_maybe_record_exported_symbol.
4749 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
4750 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
4751 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
4752 trust the setting of DECL_DLLIMPORT_P.
4753 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
4754 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
4755 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
4756 tidy the argument scanning loop.
4757 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
4758 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
4759 (i386_pe_strip_name_encoding): Remove.
4760 (i386_pe_binds_local_p): New.
4761 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
4762 (i386_pe_output_labelref): Remove.
4763 (i386_pe_asm_output_aligned_decl_common): New.
4764 (i386_pe_maybe_record_exported_symbol): Rename from
4765 i386_pe_record_exported_symbol; check for dllexported symbols.
4767 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
4769 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
4770 add comment explaining why vsnprintf cannot be used.
4772 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
4774 PR tree-optimization/30666
4775 * tree.c (build_complex_type): When creating type names for DWARF2
4776 debug info, create TYPE_DECLs for TYPE_NAME instead of
4778 (build_common_tree_nodes_2): Use build_complex_type when building
4779 predefined complex types, to preserve canonical types.
4781 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
4783 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
4784 (noce_get_alt_condition): Look at it to determine whether to
4785 reverse the condition or not.
4786 (noce_get_condition): Substitute the truth for lies.
4787 (noce_find_if_block): Set the then_else_reversed field.
4789 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
4791 * config/fr30/fr30.md (movdi): Do not accept immediates as the
4792 destination of this insn.
4793 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
4794 than calling gen_rtx_SET directly. Use r0 to hold the value of
4795 'address + 4' rather than a stack based temporary which can be
4798 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
4800 * config/s390/s390.c (s390_secondary_input_reload_class,
4801 s390_secondary_output_reload_class): Functions removed.
4802 (s390_secondary_reload): New function.
4803 (TARGET_SECONDARY_RELOAD): Target macro defined.
4804 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
4805 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
4806 * config/s390/s390.md ("reload_outti", "reload_outdi",
4807 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
4808 "reload_out<mode>"): Expanders removed.
4809 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
4810 "reload<mode>_nonoffmem_out"): Expanders added.
4812 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
4814 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
4815 SRC->DEST replacement failed anyway.
4817 2007-03-28 Mike Stump <mrs@apple.com>
4819 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
4820 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
4821 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
4823 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4825 * config.gcc: Accept barcelona as a variant of amdfam10.
4826 * config/i386/i386.c (override_options): Likewise.
4827 * doc/invoke.texi: Likewise.
4829 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
4831 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
4832 offsets for BIT_FIELD_REF and COMPONENT_REF.
4834 2007-03-28 Richard Guenther <rguenther@suse.de>
4836 * tree.c (is_global_var): Move ...
4837 * tree-flow-inline.h (is_global_var): ... here.
4838 * tree.h (is_global_var): Remove declaration.
4840 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
4842 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
4844 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
4845 * config/i386/i386.c (ix86_tune_features): Initialize new
4847 * config/i386/predicates.md (promotable_binary_operator): Use
4848 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
4850 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
4853 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
4855 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
4857 * config/fr30/fr30.md (movsi_internal): Change destination
4858 constraint from m to V and add m to the end.
4860 2007-03-28 Christian Bruel <christian.bruel@st.com>
4862 * config/sh/sh.md (movsi_i): Fix type attribute.
4864 2007-03-28 Christian Bruel <christian.bruel@st.com>
4866 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
4867 (movsf_ie): Likewise.
4869 2007-03-28 Christian Bruel <christian.bruel@st.com>
4871 * config.gcc: Add sh4-300 to multilib.
4872 * config/sh/t-mlib-sh4-300: New file.
4874 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
4876 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
4877 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
4879 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
4880 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
4881 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
4882 "fixuns_trunctddi2"): Whitespace fix.
4884 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
4886 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
4887 the definition of struct sh_args.
4888 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
4889 CALL_COOKIE_INT_REG_GET): Likewise.
4891 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
4893 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
4894 transformations are applied successfully.
4896 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
4898 * tree.c (tree_contains_struct): Permit 512 tree codes.
4899 * tree.h (tree_contains_struct): Ditto.
4900 (MAX_TREE_CODES): Ditto.
4901 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
4902 SPARE member to store remaining padding bits.
4904 2007-03-27 Anatoly Sokolov <aesok@post.ru>
4906 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
4909 2007-03-27 Janis Johnson <janis187@us.ibm.com>
4911 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
4912 * configure: Regenerate.
4914 * configure: Regenerate using the correct version of autoconf.
4916 2007-03-27 Anatoly Sokolov <aesok@post.ru>
4918 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
4920 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
4921 regs to "__SP_L__" and "__SP_H__".
4923 2007-03-27 Richard Guenther <rguenther@suse.de>
4925 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
4926 computations with it with a HOST_WIDE_INT variable.
4928 2007-03-26 Mike Stump <mrs@apple.com>
4930 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
4931 objective-c-header, objective-c++-header and objc++-cpp-output
4933 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
4935 2007-03-26 Richard Henderson <rth@redhat.com>
4938 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
4939 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
4940 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
4941 IX86_BUILTIN_PSRLQ128): New.
4942 (ix86_init_mmx_sse_builtins): Add them.
4943 (ix86_expand_builtin): Expand them.
4944 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
4945 operand 2 be TImode.
4946 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
4947 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
4948 _mm_srli_epi64): Mark __B const.
4949 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
4950 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
4951 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
4952 new two-vector shift builtins.
4954 2007-03-26 Ian Lance Taylor <iant@google.com>
4956 PR tree-optimization/31345
4957 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
4958 [+INF, +INF(OVF)] into VARYING.
4960 2007-03-26 Zack Weinberg <zackw@panix.com>
4962 * gengtype-parse.c: New file.
4963 * gengtype-yacc.y: Delete.
4964 * gengtype-lex.l: Don't include gengtype-yacc.h.
4965 Define YY_DECL and yyterminate appropriately for recursive
4966 descent parser. yylval is now a string out-parameter to yylex.
4967 (HWS, EOID): New shorthand.
4968 (IWORD): Add a couple more types.
4969 (yylex): Add a setup stanza. Remove the complex rules for
4970 detecting GTY'ed types and typedefs; replace with simple
4971 keyword detectors. Adjust everything for the changed
4972 definition of yylval. Ignore all pp-directives, not just #define.
4974 (parse_file): Rename yybegin; do not call yyparse.
4976 * gengtype.c (xasprintf): Export again.
4977 (this_file): New. Use everywhere __FILE__ was being used.
4978 (get_lang_bitmap): Special case types defined in gengtype.c.
4979 (do_typedef, new_structure): Suppress definition of certain types.
4980 (new_structure): Improve diagnostics of duplicate definitions.
4981 Make sure location_s is associated with input.h.
4982 (nreverse_pairs, define_location_structures): New functions.
4983 (main): Improve tagging of kludge types. Remove old kludges
4984 for input.h types; use define_location_structures.
4985 * gengtype.h: Update prototypes. Define token codes here.
4986 * Makefile.in: Remove all references to gengtype-yacc.
4987 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
4989 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
4990 add GTY((skip)) to the field that's only conditionally there.
4991 * doc/install.texi: Document that Bison is no longer required
4992 unless building treelang.
4994 * gengtype.c: Don't include gtyp-gen.h.
4995 (srcdir): Declare here.
4996 (base_files, lang_dir_names): Allocate dynamically.
4997 (gt_files, num_gt_files, num_lang_dirs): New globals.
4998 (measure_input_list, read_input_line, read_input_list)
4999 (set_lang_bitmap): New functions.
5000 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
5001 simplify, relying on read_input_list to set up the bitmaps.
5002 (main): Arguments are no longer unused. Check for correct number
5003 of command line arguments, set srcdir and srcdir_len, then call
5004 read_input_list, before doing anything else. No need to worry
5005 about duplicates in main loop.
5006 * configure.ac: Simplify the calculation of all_gtfiles.
5007 Put language tags in there. Don't set or substitute
5008 all_gtfiles_files_langs or all_gtfiles_files_frags.
5009 * Makefile.in: Revamp the way gengtype is invoked, now that it
5010 takes a file on its command line with a much simpler format.
5011 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
5012 (GTFILES): Remove duplicates and C source files.
5013 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
5014 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
5015 * configure: Regenerate.
5017 * gengtype.h: Remove all type definitions to gengtype.c; leave
5018 only definitions of options_p, type_p, and pair_p as opaque
5019 pointers. Update prototypes.
5020 * gengtype.c: Many type definitions moved here from gengtype.h.
5021 Consolidate type definitions at the top of the file.
5022 (xvasprintf): Delete.
5023 (xasprintf): Make static.
5024 (create_nested_pointer_option): Add 'next' parameter.
5025 (create_field_all, create_field_at): New functions.
5026 (create_field): Now a thin wrapper around create_field_all.
5027 (create_optional_field): Rename create_optional_field_ and add
5028 line argument. Original name is now a macro which supplies
5030 (oprintf): Use vsnprintf directly.
5031 (close_output_files): Use fatal rather than perror/exit.
5032 (note_def_vec, note_def_vec_alloc): Use create_field_at.
5033 (main): Set progname. Don't use exit.
5034 * gengtype-yacc.y (struct_fields): Use create_field_at.
5035 (option, optionseqopt): Delete.
5036 (optionseq): Consolidate productions from option here so we
5037 can use the first argument to create_option.
5039 * gengtype-lex.l: Distinguish unions from structures in the
5040 token type. Don't call find_structure; return the tag as a string.
5041 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
5042 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
5043 Reorganize typedef_struct production accordingly.
5044 Use create_nested_ptr_option.
5045 * gengtype.c (create_nested_ptr_option): New function.
5046 * gengtype.h: Declare it.
5048 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
5049 (string_type): Don't declare.
5050 (do_scalar_typedef): Declare.
5051 (create_scalar_type): Update prototype.
5052 * gengtype.c (string_type): Make static.
5053 (scalar_nonchar, scalar_char): New.
5054 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
5055 (resolve_typedef): Use scalar_nonchar for error recovery.
5056 (create_scalar_type): Remove name_len field. Return scalar_char
5057 or scalar_nonchar as appropriate.
5058 (adjust_field_type): Look at scalar_is_char boolean to decide whether
5060 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
5062 (main): Initialize scalar_char and scalar_nonchar before calling
5064 * gengtype-lex.l: Adjust for removal of second argument to
5065 create_scalar_type. Use yylval.s instead of yylval.t when
5067 * gengtype-yacc.y: Type of SCALAR is string. Call
5068 create_scalar_type from type:SCALAR rule. Adjust for removal of
5069 second argument to create_scalar_type.
5071 * vec.h: Remove all #if IN_GENGTYPE blocks.
5072 Add comment saying that changes may require adjustments to gengtype.
5073 * gengtype.c: Don't include coretypes.h or tm.h.
5074 Add comment to inclusion of errors.h.
5075 (note_def_vec, note_def_vec_alloc): New functions.
5076 * gengtype.h: Declare new functions.
5077 * gengtype-lex.l: Don't include coretypes.h.
5078 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
5080 (update_lineno): Remove unnecessary prototype.
5081 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
5082 (VEC rule): Just return VEC_TOKEN.
5083 * gengtype-yacc.y (VEC_TOKEN): New token type.
5084 (type): Add a production for VEC(a,b).
5085 * Makefile.in: Update dependencies.
5087 * gengtype-lex.l: Remove rules for parsing pointer-to-function
5088 typedefs that use the old PARAMS macro.
5090 * gengtype-lex.l: Remove all rules and states relating to yacc
5092 * gengtype-yacc.y: Similarly.
5093 * gengtype.c (note_yacc_type): Delete function.
5094 * gengtype.h: Update prototypes.
5096 2007-03-26 Joseph Myers <joseph@codesourcery.com>
5098 * tree-pretty-print.c (dump_generic_node): Report precision of
5099 unnamed integer types.
5101 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
5103 * ifcvt.c (noce_try_store_flag_constants): Don't check
5104 no_new_pseudos here.
5105 (noce_try_store_flag_constants): Don't check no_new_pseudos.
5106 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
5107 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
5108 noce_try_sign_mask): Likewise.
5109 (if_convert): Check no_new_pseudos here.
5111 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
5113 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
5114 (noce_get_condition): Handle new then_else_reversed argument.
5115 (noce_init_if_info): Remove, fold into noce_find_if_block.
5116 (noce_process_if_block): Take a struct noce_if_info as the
5117 argument. Don't set up one based on ce_if_info. Update pointer
5118 references accordingly.
5119 (cond_move_process_if_block): Likewise.
5120 (process_if_block): Removed.
5121 (find_if_block): Removed. Move functionality two new functions,
5122 noce_find_if_block and cond_exec_find_if_block.
5123 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
5124 blocks and the symmetric IF-ELSE-JOIN case.
5125 (cond_exec_find_if_block): Also new function mostly based on old
5126 find_if_block and process_if_block.
5127 (find_if_header): Replace find_if_block call with separately
5128 guarded calls to noce_find_if_block and cond_exec_find_if_block.
5129 (find_cond_trap): Update noce_get_condition call.
5130 (dead_or_predicable): Likewise.
5132 2007-03-26 Jakub Jelinek <jakub@redhat.com>
5134 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
5136 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
5137 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
5138 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
5139 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
5140 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
5141 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
5142 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
5143 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
5144 __builtin_ia32_psrad128 builtins.
5146 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
5148 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
5149 * config/i386/constraints.md
5150 (define_constraint "I"): Use IN_RANGE macro.
5151 (define_constraint "J"): Ditto.
5152 (define_constraint "K"): Ditto.
5153 (define_constraint "M"): Ditto.
5154 (define_constraint "N"): Ditto.
5155 (define_constraint "O"): Ditto.
5156 * config/i386/predicates.md
5157 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
5158 (define_predicate "const_0_to_3_operand"): Ditto.
5159 (define_predicate "const_0_to_7_operand"): Ditto.
5160 (define_predicate "const_0_to_15_operand"): Ditto.
5161 (define_predicate "const_0_to_63_operand"): Ditto.
5162 (define_predicate "const_0_to_255_operand"): Ditto.
5163 (define_predicate "const_1_to_31_operand"): Ditto.
5164 (define_predicate "const_2_to_3_operand"): Ditto.
5165 (define_predicate "const_4_to_7_operand"): Ditto.
5167 2007-03-25 David Edelsohn <edelsohn@gnu.org>
5169 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
5170 in SImode for save_world.
5171 * config/rs6000/altivec.md (save_world, restore_world): Convert to
5174 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
5176 PR tree-optimization/30784
5177 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
5180 2007-03-25 Revital Eres <eres@il.ibm.com>
5182 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
5183 Fold movement_possibility function into it.
5185 2007-03-25 David Edelsohn <edelsohn@gnu.org>
5187 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
5188 (load_macho_picbase_{si,di}): Convert to LR hard reg.
5189 (call_indirect_nonlocal_darwin64): Same.
5190 (call_nonlocal_darwin64): Same.
5191 (call_value_indirect_nonlocal_darwin64): Same.
5192 (call_value_nonlocal_darwin64): Same.
5193 (sibcall_nonlocal_darwin64): Same.
5194 (sibcall_value_nonlocal_darwin64): Same.
5195 (sibcall_symbolic_64): Same.
5196 (sibcall_value_symbolic_64): Same.
5197 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
5199 (rs6000_emit_load_toc_table): Same.
5200 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
5201 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
5207 (load_toc_v4_pic_si): Same
5208 (load_toc_v4_PIC_1): Same.
5209 (load_toc_v4_PIC_1b): Same.
5210 (call_indirect_aix{32,64}): Same.
5211 (call_value_indirect_aix{32,64}): Same.
5214 (call_local{32,64}): Same.
5215 (call_value_local{32,64}): Same.
5216 (call_indirect_nonlocal_aix{32,64}): Same.
5217 (call_nonlocal_aix{32,64}): Same.
5218 (call_value_indirect_nonlocal_aix{32,64}): Same.
5219 (call_value_nonlocal_aix{32,64}): Same.
5220 (call_indirect_nonlocal_sysv<mode>): Same.
5221 (call_nonlocal_sysv<mode>): Same.
5222 (call_value_indirect_nonlocal_sysv<mode>): Same.
5223 (call_value_nonlocal_sysv<mode>): Same.
5225 (sibcall_local{32,64}): Same.
5226 (sibcall_value_local{32,64}): Same.
5227 (sibcall_nonlocal_aix{32,64}): Same.
5228 (sibcall_value_nonlocal_aix{32,64}): Same.
5229 (sibcall_nonlocal_sysv<mode>): Same.
5230 (sibcall_value): Same.
5231 (sibcall_value_nonlocal_sysv<mode>): Same.
5233 2007-03-24 Paul Brook <paul@codesourcery.com>
5235 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
5236 * config/arm/linux-eabi.h: Remove legacy syscall hack.
5238 2007-03-24 Richard Henderson <rth@redhat.com>
5240 * config/ia64/constraints.md: New file.
5241 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
5242 satisfies_constraint_?.
5243 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
5244 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
5245 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
5246 ia64_output_mi_thunk): Likewise.
5247 (ia64_const_ok_for_letter_p): Remove.
5248 (ia64_const_double_ok_for_letter_p): Remove.
5249 (ia64_extra_constraint): Remove.
5250 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
5251 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
5252 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
5253 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
5254 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
5255 EXTRA_MEMORY_CONSTRAINT): Remove.
5256 * config/ia64/ia64.md: Include constriants.md. Replace
5257 CONST_OK_FOR_? with satisfies_constraint_?.
5259 2007-03-23 Michael Meissner <michael.meissner@amd.com>
5260 H.J. Lu <hongjiu.lu@intel.com>
5262 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
5264 (name macros): Use DPD_BID_NAME to convert names properly.
5266 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
5267 decimal floating point format.
5268 (init_floating_libfuncs): Change decimal functions so that they
5269 have a "bid_" prefix if the decimal system uses the BID format,
5270 and "dpd_" prefix if the decimal system uses the DPD format.
5271 (init_interclass_conv_libfuncs): Ditto.
5272 (init_intraclass_conv_libfuncs): Ditto.
5274 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
5275 using the BID format.
5277 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
5278 whether we are using the BID decimal format.
5279 * configure: Regenerate.
5281 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
5282 the compiler has decimal floating point enabled. Define
5283 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
5286 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
5287 using the BID format.
5289 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
5290 whether we are using the BID decimal format.
5291 * configure: Regenerate.
5293 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
5294 the compiler has decimal floating point enabled. Define
5295 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
5298 * doc/install.texi (--enable-decimal-float): Document BID and DPD
5299 options, and that it is enabled for i386/x86_64 systems.
5301 * Makefile.in (enable_decimal_float): New.
5303 (DECNUMINC): Add -I$(DECNUMFMT).
5304 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
5305 to $(DECNUMFMT) from $(DECNUM).
5307 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
5308 Substitute enable_decimal_float.
5309 * configure: Regenerated.
5312 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
5315 * configure.ac: Enable decimal float for x86_64-*-linux*.
5316 * configure: Regenerated.
5319 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
5320 decimal128ClearSign to flip and clear the sign bit in decimal128.
5321 (decimal_real_maxval): Set decimal128SetSign to set the sign
5324 2007-03-23 Ian Lance Taylor <iant@google.com>
5326 * fold-const.c (fold_binary): Correct warning for X - c >= X.
5328 2007-03-23 Ian Lance Taylor <iant@google.com>
5330 * tree-dump.c (dump_files): Correct comment.
5332 2007-03-23 Ian Lance Taylor <iant@google.com>
5334 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
5336 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
5338 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
5339 in cfglayout mode. Don't go into and out of cfglayout mode.
5340 Link the blocks in the order of the constructed traces.
5341 (rest_of_handle_tracer): Adjust call to tracer.
5342 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
5343 Don't go into cfglayout mode.
5344 (rtl_loop_done): Don't go out of cfglayout mode.
5345 * cfglayout.c (relink_block_chain): New function, split out from...
5346 (fixup_reorder_chain): ...here. Remove redundant checking.
5347 (cfg_layout_finalize): Don't clear the header, footer, and aux
5348 fields here, move the code to do so to relink_block_chain. Likewise
5349 for free_original_copy_tables.
5350 * rtl.h (tracer): Update prototype.
5351 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
5352 Assert we are in cfglayout mode. Don't go into and out of cfglayout
5353 mode. Use relink_block_chain to serialize the CFG according to the
5354 new basic block order. Move targetm.cannot_modify_jumps_p check from
5356 (gate_handle_reorder_blocks): ...to here.
5357 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
5359 (gate_duplicate_computed_gotos): ...to here.
5360 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
5361 something always changes when going into and out of cfglayout mode.
5362 Perform an expensive cfg cleanup while going into cfglayout mode.
5363 Always update liveness information on HAVE_conditional_execution
5364 targets. Reserialize the basic blocks and go out of cfglayout mode.
5365 * reg-stack.c: Include cfglayout.h.
5366 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
5367 the call to reorder_basic_blocks.
5368 * basic-block.h (reorder_basic_blocks): Update prototype.
5369 (relink_block_chain): New prototype.
5370 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
5372 2007-03-23 Joseph Myers <joseph@codesourcery.com>
5374 * config/mips/mips.md (type, hazard, *movdi_32bit,
5375 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
5376 *movhi_internal, *movqi_internal, *movsf_hardfloat,
5377 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
5378 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
5379 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
5381 (movcc): Change first xfer to multi.
5382 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
5383 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
5384 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
5385 config/mips/generic.md: Change reservations using "xfer" to use
5387 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
5388 using match_operand.
5389 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
5390 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
5392 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
5394 2007-03-22 Richard Henderson <rth@redhat.com>
5396 * config/i386/i386.c: Remove unnecessary function declarations.
5397 Move targetm definition, and all related macros, to the end of
5398 the file. Resort some functions to put definitions before uses.
5399 (ix86_attribute_table): Make static. Move to end of file.
5400 (ix86_gimplify_va_arg): Make static.
5402 2007-03-22 Richard Henderson <rth@redhat.com>
5404 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
5405 don't increase local_regparm with force_align_arg_pointer check.
5406 (ix86_function_sseregparm): Assert 32-bit.
5407 (type_has_variadic_args_p): New.
5408 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
5409 type_has_variadic_args_p.
5410 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
5411 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
5412 use memset instead. Do maybe_vaarg check first; skip attribute
5413 tests if true; skip attribute tests for 64-bit.
5414 (construct_container): Remove TARGET_DEBUG_ARG.
5415 (function_arg_advance_32, function_arg_advance_64): Split out ...
5416 (function_arg_advance): ... from here.
5417 (function_arg_32, function_arg_64): Split out ...
5418 (function_arg): ... from here.
5419 (ix86_pass_by_reference): Tidy.
5420 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
5421 (function_value_32): New, from parts of ix86_function_value
5422 and ix86_value_regno.
5423 (function_value_64): New, from parts of ix86_function_value
5424 and ix86_libcall_value.
5425 (ix86_function_value_1): New.
5426 (ix86_function_value, ix86_libcall_value): Use it.
5427 (return_in_memory_32, return_in_memory_64): Split out ...
5428 (ix86_return_in_memory): ... from here.
5429 (ix86_struct_value_rtx): Skip for 64-bit.
5430 (ix86_libcall_value, ix86_value_regno): Remove.
5431 (setup_incoming_varargs_64): Split out ...
5432 (ix86_setup_incoming_varargs): ... from here.
5433 (ix86_va_start): Remove TARGET_DEBUG_ARG.
5434 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
5435 * config/i386/i386-protos.h (ix86_function_value): Remove.
5436 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
5438 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5441 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
5442 infinities not supported, otherwise emit warning if -Woverflow. On
5443 underflow, emit warning if -Woverflow.
5444 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
5446 * real.h (real_from_string): Update declaration
5448 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
5449 Richard Henderson <rth@redhat.com>
5451 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
5452 * calls.c (compute_argument_block_size, expand_call,
5453 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
5454 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
5455 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
5456 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
5457 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
5458 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
5459 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
5460 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
5463 2007-03-22 Joseph Myers <joseph@codesourcery.com>
5465 * c-incpath.c (add_sysroot_to_chain): New.
5466 (merge_include_chains): Add sysroot argument. Call
5467 add_sysroot_to_chain if sysrooted.
5468 (register_include_chains): Update call to merge_include_chains.
5469 * doc/cppopts.texi: Document use of '=' in include directory
5472 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
5474 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
5475 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
5476 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
5477 insn pattern using X87MODEF12 mode macro.
5479 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
5481 * regmove.c (regmove_optimize): Use reg_mentioned_p
5482 instead of reg_overlap_mentioned_p for DST.
5484 2007-03-21 Mike Stump <mrs@apple.com>
5486 * c.opt: Fixup for Objective-C/C++.
5488 2007-03-21 Steve Ellcey <sje@cup.hp.com>
5490 * explow.c (convert_memory_address): Fold memory reference when
5491 POINTERS_EXTEND_UNSIGNED < 0
5493 2007-03-21 Richard Henderson <rth@redhat.com>
5496 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
5497 * config/i386/mmintrin.h (__m64): Likewise.
5498 * config/i386/xmmintrin.h (__m128): Likewise.
5500 2007-03-21 Richard Sandiford <richard@codesourcery.com>
5502 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
5503 (VXWORKS_OS_CPP_BUILTINS): Define.
5504 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
5505 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
5507 2007-03-21 Richard Sandiford <richard@codesourcery.com>
5509 * rtl.h (constant_pool_reference_p): Delete.
5510 (find_constant_src): Declare.
5511 * rtlanal.c (find_constant_src): New function.
5512 * simplify-rtx.c (constant_pool_reference_p): Delete.
5513 * config/i386/i386.md: Use find_constant_src instead of
5514 constant_pool_reference_p/avoid_constant_pool_reference pairs.
5516 2007-03-21 Richard Sandiford <richard@codesourcery.com>
5518 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
5519 * c-cppbuiltin.c (c_cpp_builtins): Define them.
5521 2007-03-20 Mark Mitchell <mark@codesourcery.com>
5523 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
5524 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
5525 (arm_elf_asm_constructor): Use it.
5526 (arm_elf_asm_destructor): New function.
5528 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
5530 * jump.c (mark_jump_label): Treat SEQUENCE specially.
5532 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
5534 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
5536 2007-03-19 Andrew Haley <aph@redhat.com>
5538 PR tree-optimization/31264
5539 * tree-vrp.c (register_edge_assert_for_1): Don't look though
5542 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
5544 PR rtl-optimization/30907
5545 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
5546 (fwprop_init): Always call loop_optimizer_initialize.
5547 (fwprop_done): Always call loop_optimizer_finalize.
5548 (fwprop): We always have loop info now.
5549 (gate_fwprop_addr): Remove.
5550 (pass_fwprop_addr): Use gate_fwprop as gate.
5552 PR rtl-optimization/30841
5553 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
5554 df_chain_alloc): Call df_reorganize_refs unconditionally.
5555 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
5556 refs_organized to refs_organized_size.
5557 (df_ref_create_structure): Use refs_organized_size instead of
5558 bitmap_size if refs had been organized, and keep refs_organized_size
5560 * df.h (struct df_ref_info): Change refs_organized to
5561 refs_organized_size.
5562 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
5565 2007-03-19 Mark Mitchell <mark@codesourcery.com>
5567 * except.c (output_function_exception_table): Do not reference the
5568 EH personality routine for functions that do not require an
5571 2007-03-20 Jakub Jelinek <jakub@redhat.com>
5574 * c-typeck.c (convert_for_assignment): Call comptypes for
5575 RECORD_TYPE or UNION_TYPE.
5578 * reload1.c (reload): Do invalid ASM checking after
5579 cleanup_subreg_operands.
5581 2007-03-19 Jeff Law <law@redhat.com>
5583 * tree-cfg.c (find_taken_edge): Tighten conditions for
5584 optimizing computed gotos.
5586 2007-03-19 Michael Matz <matz@suse.de>
5588 * builtins.c (expand_builtin_sync_operation,
5589 expand_builtin_compare_and_swap,
5590 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
5593 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
5594 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
5597 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5599 * doc/tm.texi: Add brackets around the return type of
5600 TARGET_SECONDARY_RELOAD.
5602 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5603 Richard Guenther <rguenther@suse.de>
5605 PR tree-optimization/31254
5606 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
5607 Use handled_component_p () where appropriate. Continue
5608 propagating into the rhs if we propagated into an INDIRECT_REF
5611 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5613 * config/s390/s390.md (op_type attribute): RRR instruction type added.
5614 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
5615 (xde, xdee): Mode attributes adjusted to support DFP modes.
5616 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
5617 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
5618 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
5619 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
5620 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
5621 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
5622 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
5624 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
5625 "movsf"): Insn definitions removed.
5626 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
5627 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
5628 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
5630 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
5631 "reload_in<mode>", "reload_out<mode>"): Expander added.
5632 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
5635 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5637 * config/s390/s390.md: Only non-functional changes. Renamed
5638 FPR mode macro to BFP all over the file.
5640 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5642 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
5643 (op_type attribute): RRF instruction type added.
5644 (fT0): New mode attribute.
5645 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
5646 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
5647 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
5648 no secondary memory is needed when moving DFmode values between GPRs
5651 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5653 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
5654 inverted and documentation adjusted.
5655 ("mhard-dfp", "msoft-dfp"): New options.
5656 * config/s390/s390.c (s390_handle_arch_option): New architecture
5658 (override_options): Sanity checks for the new options added.
5659 * config.gcc: New architecture switch: z9-ec.
5660 * config/s390/s390.h (processor_flags): PF_DFP added.
5661 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
5662 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
5663 when the bit is NOT set so remove it from the defaults.
5665 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
5667 * genemit.c (main): Print include statement for dfp.h.
5668 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
5671 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
5673 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
5675 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
5678 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
5681 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5683 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
5684 attr_length_call, output_call, output_indirect_call): Cleanup
5685 formatting of targetm calls.
5687 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
5689 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
5691 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5693 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
5694 reservation, bypass and anti-bypass descriptions for these instructions.
5695 Update move patterns.
5696 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
5699 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
5701 * tree-vect-transform.c (get_initial_def_for_induction): Replace
5702 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
5703 (get_initial_def_for_reduction): Likewise.
5705 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
5707 Fix PR tree-optimization/29922
5708 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
5709 (get_representative): Removed.
5710 (value_dies_in_block_x): Update for rvuse removal.
5711 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
5712 (compute_antic_aux): Handle when PHI nodes appear in
5713 non-single-successors.
5714 (dump_bitmap_of_names): Removed.
5715 (compute_antic_safe): Renamed and removed rvuse calculation.
5716 Calculate only antic safe.
5717 (insert_into_preds_of_block): Remove assert.
5718 (execute_pre): Update for renamed functions.
5719 (defer_or_phi_translate_block): New function.
5721 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
5723 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
5724 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
5726 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
5727 Follow spelling conventions.
5729 * tree-data-ref.h: Remove the prototype for analyze_array.
5731 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
5733 PR tree-optimization/31041
5734 * tree-vect-transform.c (get_initial_def_for_induction): Call
5735 force_gimple_operand.
5737 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
5739 * ipa-type-escape.c (look_for_casts) : Revert code to use
5740 handled_component_p due to ada test a-numaux.adb.
5742 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
5744 * final.c (final_scan_insn): Alter the condition of a
5745 conditional trap if we have nonstandard CC.
5747 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
5749 * configure.ac: Remove excess quoting from asm line 0 test.
5750 * configure: Rebuilt.
5752 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5754 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
5755 * c-common.c (convert_and_check): Move warning logic to...
5756 (warnings_for_convert_and_check): ...here. Define.
5757 * c-common.h (warnings_for_convert_and_check): Declare.
5759 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5761 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
5762 (output_call): Likewise.
5764 2007-03-16 Richard Sandiford <richard@codesourcery.com>
5766 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
5768 2007-03-16 Richard Sandiford <richard@codesourcery.com>
5770 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
5772 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
5774 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
5775 opteron, athlon-64 and athlon-fx processor_alias_table entries.
5777 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
5779 PR tree-optimization/31183
5780 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
5781 Use double_int instead of unsigned int for representing access_strides.
5782 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
5784 2007-03-16 Richard Guenther <rguenther@suse.de>
5786 PR tree-optimization/31146
5787 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
5788 to allow recursion of forward_propagate_addr_expr.
5789 (forward_propagate_addr_into_variable_array_index): Likewise.
5790 (forward_propagate_addr_expr): Likewise.
5791 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5792 (forward_propagate_addr_expr_1): Recurse on simple copies
5793 instead of propagating into them. Do so for useless conversions
5795 (forward_propagate_addr_expr): Clean up unused statements after
5798 2007-03-16 Richard Guenther <rguenther@suse.de>
5800 * builtins.c (expand_builtin_cexpi): Use the right argument
5801 for the expansion via cexp.
5803 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
5805 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
5806 * configure: Rebuilt.
5808 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
5811 * dwarf2out.c (force_type_die): Adjust comment.
5812 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
5814 2007-03-15 DJ Delorie <dj@redhat.com>
5816 * config/frv/predicates.md (minmax_operator): Don't check operands
5819 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
5821 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
5822 Update constant estimates of number of iterations.
5823 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
5824 argument renamed to "realistic".
5825 (compute_estimated_nb_iterations): Removed.
5826 (record_niter_bound): New function.
5827 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
5828 call record_nonwrapping_iv with upper = false.
5829 (infer_loop_bounds_from_signedness): Pass upper argument to
5830 record_nonwrapping_iv.
5831 (estimate_numbers_of_iterations_loop): Do not call
5832 compute_estimated_nb_iterations. Record estimate based on profile
5833 information. Initialize the constant estimates of number of
5835 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
5837 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
5838 number of iterations is too small.
5839 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
5840 (EST_NOT_AVAILABLE): Removed.
5841 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
5842 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
5845 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
5847 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
5848 Handle NE_EXPR guards.
5850 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5853 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
5854 Set also -pedantic-errors by default for the preprocessor unless
5855 -fpermissive is given.
5857 2007-03-15 Richard Guenther <rguenther@suse.de>
5861 * builtins.c (expand_builtin_cexpi): As a fallback if we
5862 don't have builtins for sincos or cexp create a function
5863 declaration for cexp and expand to a call to that.
5864 (expand_builtin_int_roundingfn): Always fall
5865 back to floor/ceil and its variants even if they may be
5868 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
5871 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
5872 jump tables, move the call to delete_dead_jumptables from here...
5873 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
5874 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
5875 don't allow merging of blocks that try_redirect_by_replacing_jump
5876 also does not handle when not optimizing.
5878 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
5879 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5881 * config/i386/i386.md (x86_sahf_1): Correctly handle
5884 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
5887 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
5888 x86_64_general_operand as operand[2] predicate. Remove "iF"
5889 from operand constraints and use "e" constraint instead.
5890 (*subti3_1, *subti3_1 splitter): Ditto.
5891 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
5892 operand[1] predicate.
5894 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
5896 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
5897 arrays, multiply the access strides by the size of the sub-array.
5898 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
5900 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
5902 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
5903 the configured assembler supports the sahf mnemonic.
5904 * configure: Regenerate.
5905 * config.in: Regenerate.
5907 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
5908 emit "sahf" or ".byte\t0x9e" as asm template.
5910 2007-03-14 Michael Meissner <michael.meissner@amd.com>
5913 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
5914 option to replace hard coded TARGET_xxx in md file.
5915 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
5916 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
5917 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
5918 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
5919 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
5920 (X86_TUNE_NOT_VECTORMODE): Ditto.
5921 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
5922 (TUNE_AVOID_VECTOR_DECODE): Ditto.
5923 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
5924 (TUNE_SLOW_IMUL_IMM8): Ditto.
5925 (TUNE_MOVE_M1_VIA_OR): Ditto.
5926 (TUNE_NOT_UNPAIRABLE): Ditto.
5927 (TUNE_NOT_VECTORMODE): Ditto.
5929 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
5932 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
5933 tuning options instead of hard coded TARGET_xxx.
5934 (fix ssemode peephole2's): Ditto.
5935 (imul peephole2's): Ditto.
5937 (movdi_or_rex64): Ditto.
5938 (move peephole2): Ditto.
5939 (not peephole2's): Ditto.
5941 2007-03-14 Dirk Mueller <dmueller@suse.de>
5943 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
5944 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
5945 * c-parser.c (c_parser_if_body): Always add an empty statement in case
5947 * c-parser.c (c_parser_do_statement): Warn about empty body in
5949 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
5950 * doc/invoke.texi (-Wempty-body): Update documentation.
5952 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5955 * c-common.h (warn_for_div_by_zero): Declare.
5956 * c-common.c (warn_for_div_by_zero): Define.
5957 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
5960 2007-03-14 Richard Sandiford <richard@codesourcery.com>
5962 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
5963 to PREFIX and STANDARD_PREFIX.
5965 2007-03-14 Richard Sandiford <richard@codesourcery.com>
5966 Phil Edwards <phil@codesourcery.com>
5968 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
5969 (__gthread_once_t): Remove busy field for RTPs.
5970 (__GTHREAD_ONCE_INIT): Update accordingly.
5972 2007-03-14 Richard Sandiford <richard@codesourcery.com>
5974 * doc/invoke.texi: Document VxWorks options.
5976 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
5978 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
5980 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
5982 PR tree-optimization/30590
5983 * tree-nrv.c (tree_nrv): Check for the partial update of the
5986 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
5988 * flags.h (flag_random_seed): Remove declaration, in favor of...
5989 * toplev.h (get_random_seed, set_random_seed): ... these.
5990 * tree.c (get_file_function_name): Use the former.
5991 * opts.c (common_handle_option): Use the latter.
5994 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
5997 * cse.c (cse_find_path): Do not bail out if a basic block that
5998 we already visited now becomes part of a path that starts at a
5999 different basic block. Just disallow this, to make sure we
6000 visit each basic block at most once.
6002 2007-03-13 Jan Hubicka <jh@suse.cz>
6004 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
6005 when profile esitmate is present, calls with very low frequency are
6008 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
6010 PR tree-optimization/30730
6011 PR tree-optimization/26900
6012 * tree-ssa-loop-niter.c: Include gmp.h.
6014 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
6015 split_to_var_and_offset, determine_value_range,
6016 bound_difference_of_offsetted_base, refine_bounds_using_guard,
6017 bound_difference, bounds_add, bounds_negate,
6018 number_of_iterations_ne_max, dump_affine_iv): New functions.
6019 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
6020 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
6021 difference of initial and final value of control iv to validate
6023 (number_of_iterations_cond): Add loop parameter. Determine bounds
6024 on the difference of the extremes of the control iv. Add dumps.
6025 (expand_simple_operations): Handle phi nodes.
6026 (simplify_using_initial_conditions): Do not record used conditions.
6027 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
6028 Do not set additional_info.
6029 (implies_nonnegative_p, implies_ge_p): Removed.
6030 (derive_constant_upper_bound): Do not use parameter `additional'.
6031 (record_estimate): Parameter `additional' removed. Parameter
6032 `i_bound' added. Do not call derive_constant_upper_bound.
6033 (record_nonwrapping_iv): Use derive_constant_upper_bound to
6034 bound the number of iterations estimate.
6035 (estimate_numbers_of_iterations_loop): Pass the estimate from
6036 the number of iterations analysis to record_estimate.
6037 * tree.h (multiple_of_p): Declare.
6038 * tree-scalar-evolution.c (expression_expensive_p): Removed.
6039 (scev_const_prop): Do not check expression_expensive_p.
6040 * fold-const.c (multiple_of_p): Exported.
6041 * double-int.c (double_int_mask): Exported.
6042 * double-int.h (double_int_mask): Declare.
6043 * tree-flow.h (struct tree_niter_desc): Removed additional_info
6044 field. Added max field.
6046 2007-03-13 David Taylor <taylor@candd.org>
6049 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
6052 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6055 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
6056 two unamed patterns.
6058 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
6060 * config/i386/i386.opt (mcx16, msahf): New options.
6061 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
6062 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
6064 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
6065 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
6066 Output -mcx16 and -msahf options when corresponding bit is set.
6068 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
6071 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
6073 * configure.ac: Test for assembler tolerance to # 0 "".
6074 * configure, config.in: Rebuilt.
6075 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
6077 2007-03-13 Geoffrey Keating <geoffk@apple.com>
6079 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
6081 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
6082 (handle_syscall): Handle direct system calls.
6083 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
6085 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
6087 * doc/invoke.texi: Fix cpp.info cross-reference.
6088 * doc/passes.texi: Fix gcc.info cross-reference.
6090 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
6092 PR tree-optimization/30835
6093 * lambda-code.c (can_convert_to_perfect_nest): Check whether
6094 bb_for_stmt is not NULL before accessing it.
6096 2007-03-12 Joseph Myers <joseph@codesourcery.com>
6098 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
6101 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
6104 * doc/install.texi: Document --enable-stage1-languages
6106 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
6108 * tree-pass.h (pass_into_cfg_layout_mode,
6109 pass_outof_cfg_layout_mode): Declare.
6110 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
6111 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
6112 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
6113 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
6115 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
6117 * c-decl.c (warn_variable_length_array): New function.
6118 Refactored from grokdeclarator to handle warn_vla
6119 and handle unnamed array case.
6120 (grokdeclarator): Refactored VLA warning case.
6121 * c.opt (Wvla): New flag.
6122 * doc/invoke.texi (Wvla): New warning.
6124 2007-03-12 Richard Henderson <rth@redhat.com>
6126 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
6127 (TARGET_SECTION_TYPE_FLAGS): New.
6129 2007-03-12 Richard Henderson <rth@redhat.com>
6131 * config/darwin.c (machopic_reloc_rw_mask): New.
6132 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
6133 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
6135 2007-03-12 Mark Mitchell <mark@codesourcery.com>
6137 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
6138 * cppdefault.h (cpp_PREFIX): Document.
6139 (cpp_PREFIX_len): Likewise.
6140 (cpp_EXEC_PREFIX): New variable.
6141 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
6142 * c-incpath.c (add_standard_paths): Correct logic for relocating
6143 paths within prefix.
6145 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
6147 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
6148 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
6150 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
6151 fix_truncdfdi_sse using SSEMODEF mode macro.
6152 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
6153 fix_truncdfsi_sse using SSEMODEF mode macro.
6154 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
6155 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
6157 2007-03-12 Richard Sandiford <richard@codesourcery.com>
6159 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
6162 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
6164 * tree.h : Add multiple_of_p declaration.
6165 * fold-const.c (multiple_of_p): Make multiple_of_p public.
6166 * ipa-type-escape.c (results_of_malloc): Redundant.
6167 (visited_stmts): New. Visited stmt for walk_use_def_chains.
6168 (cast_type): Extended with new members.
6169 (check_cast): Returns cast_type.
6170 (cast): New structure for data of walk_use_def_chains.
6171 (is_malloc_result, is_cast_from_non_pointer_1,
6172 is_cast_from_non_pointer,
6173 is_array_access_through_pointer_and_index): New functions.
6174 (look_for_casts): Returns cast types.
6175 (check_call): Returns void.
6176 (okay_pointer_operation): Use support of pointer plus index,
6177 pointer plus constant and allow all multiplications.
6179 2007-03-11 Richard Guenther <rguenther@suse.de>
6181 PR tree-optimization/31115
6182 * tree-vrp.c (extract_range_from_binary_expr): Make sure
6183 the shift count is positive and non-anti-range for RSHIFT_EXPR.
6184 A shift count of zero is not special as with *_DIV_EXPR.
6185 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
6188 2007-03-11 Ian Lance Taylor <iant@google.com>
6190 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
6191 the *_DIV_EXPR codes correctly with overflow infinities.
6193 2007-03-11 Ira Rosen <irar@il.ibm.com>
6195 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
6196 indicate success/failure of the analysis. Add negation to subtrahend
6197 in case of subtraction. Fail if both operands contain constants.
6198 (create_data_ref): Fail if analyze_offset fails.
6200 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
6202 * config/i386/i386.md (frndintxf2): Rename to ...
6203 (rintxf2): ... this. Remove expander having same name.
6204 (rintsf2, rintdf2): Implement using SSEMODEF macro.
6205 (roundsf2, rounddf2): Ditto.
6206 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
6207 (lround<mode>di2, lround<mode>si2): Ditto.
6209 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
6211 * lower-subreg.c: Include except.h.
6212 (decompose_multiword_subregs): Verify that the only control flow
6213 insns we can split are loads to multi-words pseudos.
6214 Handle breaking such blocks after splitting, instead of calling
6215 find_many_sub_basic_blocks.
6217 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
6218 on the new basic block. Add a lengthy comment explaining why we
6219 thought this was necessary.
6220 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
6222 2007-03-10 Mark Mitchell <mark@codesourcery.com>
6225 * tree.c (walk_type_fields): Recurse into the element type of
6226 ARRAY_TYPEs if there is a pointer set.
6228 2007-03-10 Dirk Mueller <dmueller@suse.de>
6230 * c-common.c (warn_logical_operator): Fix condition.
6232 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
6234 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
6236 * config/darwin.c (machopic_select_section): Remove superfluous
6237 argument in call to categorize_decl_for_section. Remove unused
6240 2007-03-10 Joseph Myers <joseph@codesourcery.com>
6242 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
6244 * configure: Regenerate.
6246 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
6249 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
6250 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
6251 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
6252 Add LABEL_NUSES to emitted label.
6253 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
6254 branch probability value to emitted jump insn.
6255 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
6256 Do not check life information and do not re-arrange input operands
6257 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
6259 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
6261 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
6262 the change of decode_asm_operands.
6264 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
6266 * mode-switching.c (create_pre_exit): Skip blockage insn.
6268 2007-03-09 Diego Novillo <dnovillo@redhat.com>
6270 * tree-pass.h (TODO_update_smt_usage): Remove.
6272 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
6276 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6278 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
6279 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
6280 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
6283 2007-03-09 Geoffrey Keating <geoffk@apple.com>
6285 * gcc.c: Document %{, in big comment at top.
6286 (input_suffix_matches): Remove special handling for .s and
6288 (input_spec_matches): New.
6289 (handle_braces): Handle %{,.
6290 (validate_switches): ',' indicates a value which is not a switch.
6291 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
6292 to detect assembler input.
6293 * config/i386/sol2.h (CPP_SPEC): Likewise.
6294 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
6295 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
6296 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
6297 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
6298 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
6299 -m64 causes deployment target to default to 10.5.
6300 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
6302 2007-03-09 Richard Henderson <rth@redhat.com>
6305 * target.h (targetm.asm.out.reloc_rw_mask): New.
6306 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
6307 (TARGET_ASM_OUT): Use it.
6308 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
6309 * varasm.c (categorize_decl_for_section): Remove shlib argument;
6310 use the new reloc_rw_mask target hook instead.
6311 (default_section_type_flags_1): Merge into...
6312 (default_section_type_flags): ... here.
6313 (decl_readonly_section_1): Merge into...
6314 (decl_readonly_section): ... here.
6315 (default_elf_select_section_1): Merge into...
6316 (default_elf_select_section): ... here.
6317 (default_unique_section_1): Merge into...
6318 (default_unique_section): ... here.
6319 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
6320 (default_select_rtx_section): Use it.
6321 (default_elf_select_rtx_section): Likewise.
6322 * output.h: Update to match.
6323 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
6324 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
6325 (TARGET_ASM_RELOC_RW_MASK): New.
6326 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
6327 to categorize_decl_for_section.
6328 (x86_64_elf_unique_section): Likewise.
6329 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
6330 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
6331 (TARGET_ASM_RELOC_RW_MASK): New.
6332 * config/ia64/ia64.c (ia64_rwreloc_select_section,
6333 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
6334 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
6335 (TARGET_RWRELOC): Remove.
6336 (ia64_section_type_flags): Adjust call to default_section_type_flags.
6337 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
6338 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
6339 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
6340 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
6341 (rs6000_xcoff_select_section): Use decl_readonly_section.
6342 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
6343 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
6344 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
6345 (TARGET_SECTION_TYPE_FLAGS): Remove.
6346 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
6348 2007-03-09 Roger Sayle <roger@eyesopen.com>
6350 * fold-const.c (fold_comparison): Remove compile-time evaluation of
6351 complex constant equality/inequality comparisons for here.
6352 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
6353 known at compile-time or can be simplified to a scalar comparison.
6354 (fold_relational_const): Move compile-time evaluation of complex
6355 constant equality/inequality comparisons to here.
6357 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
6359 PR rtl-optimization/30643
6360 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
6362 (fold_rtx): Recurse, like before 2006-11-03.
6364 2007-03-09 DJ Delorie <dj@redhat.com>
6366 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
6369 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
6371 PR tree-optimization/30375
6372 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
6373 LHS of statements is not the same.
6374 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
6376 2007-03-09 Chao-ying Fu <fu@mips.com>
6378 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
6380 * doc/invoke.texi (-mdspr2): Document new option.
6381 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
6382 New unspec for DSP REV 2.
6383 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
6384 these instructions are extended in DSP REV 2.
6385 (mips-dspr2.md): Include.
6386 * config/mips/mips.opt (mdspr2): New option.
6387 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
6388 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
6389 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
6390 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
6391 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
6392 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
6393 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
6395 (bdesc_map): Add one field of unsupported_target_flags.
6396 (bdesc_arrays): Update entries to have extra fields. Add
6398 (mips_init_builtins): Initialize new function types.
6399 Check unsupported_target_fileds to filter out builtins.
6400 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
6402 (ASM_SPEC): Pass mdspr2 to the assembler.
6403 * config/mips/mips-dspr2.md: New file.
6405 2007-03-09 Sa Liu <saliu@de.ibm.com>
6407 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
6409 2007-03-09 Ian Lance Taylor <iant@google.com>
6411 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
6412 argument) like -Wstrict-overflow=2.
6413 * doc/invoke.texi (Warning Options): Update documentation.
6415 2007-03-09 Dirk Mueller <dmueller@suse.de>
6418 * doc/invoke.texi (-Wlogical-op): Document.
6419 * common.opt (-Wlogical-op): New.
6420 * c-common.h (warn_logical_operator): Declare.
6421 * c-common.c (warn_logical_operator): Define.
6422 * c-typeck.c (parser_build_binary_op): Call
6423 warn_logical_operator.
6425 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
6427 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
6428 * final.c (final_scan_insn): Test for non-"" file name.
6430 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
6432 * doc/loop.texi: Document the Omega linear constraints solver.
6433 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
6434 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
6435 omega-hash-table-size, omega-max-keys, and
6436 omega-eliminate-redundant-constraints.
6437 * tree-pass.h (pass_check_data_deps): Declared.
6440 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
6441 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
6442 pass_check_data_deps): New.
6443 * tree-data-ref.c (init_data_ref): Remove declaration.
6444 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
6445 (analyze_array): Renamed init_array_ref, move up initializations.
6446 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
6447 Removed arguments that are set to NULL.
6448 (analyze_indirect_ref): Correct indentation, correct call to
6450 (object_analysis): Call init_array_ref instead of analyze_array.
6451 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
6452 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
6453 of DR_ACCESS_FNS_ADDR.
6454 (init_omega_eq_with_af, omega_extract_distance_vectors,
6455 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
6456 ddr_consistent_p): New.
6457 (compute_affine_dependence): Check consistency of ddrs when
6458 flag_check_data_deps is passed.
6459 (analyze_all_data_dependences): Uncomment.
6460 (tree_check_data_deps): New.
6461 * tree-data-ref.h: Include omega.h.
6462 (DR_ACCESS_FNS_ADDR): Removed.
6463 (data_dependence_relation): Add inner_loop.
6464 (DDR_INNER_LOOP): New.
6465 * common.opt (fcheck-data-deps): New.
6466 * tree-flow.h (tree_check_data_deps): Declare.
6467 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
6468 (OBJS-common): Depend on omega.o.
6470 * passes.c (pass_check_data_deps): Scheduled.
6471 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
6472 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
6473 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
6474 PARAM_VECT_MAX_VERSION_CHECKS,
6475 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
6477 2007-03-09 Richard Guenther <rguenther@suse.de>
6479 PR tree-optimization/30904
6481 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
6482 the same way as *_DIV_EXPR.
6484 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
6486 * recog.c (decode_asm_operands): No mixed declarations and code.
6488 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
6490 * rtl.def (ASM_INPUT): Add location.
6491 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
6492 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
6493 (decode_asm_operands): Add loc operand.
6494 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
6495 * stmt.c (expand_asm): Rename to...
6496 (expand_asm_loc): ... this. Add locus argument. Pass it on to
6497 gen_rtx_ASM_INPUT_loc.
6498 (expand_asm_expr): Adjust.
6499 * recog.c (decode_asm_operands): Add loc operand.
6500 (check_asm_operands, extract_insn): Adjust.
6501 * reload1.c (maybe_fix_stack_asms): Likewise.
6502 * final.c (asm_insn_count): Likewise.
6503 (final_scan_insn): Output # line before and after asm.
6505 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
6507 * tree-ssa-structalias.c (variable_info): Remove
6509 (new_var_info): Ditto.
6510 (shared_bitmap_info_t): New structure.
6511 (shared_bitmap_table): New variable.
6512 (shared_bitmap_hash): New function.
6513 (shared_bitmap_eq): Ditto
6514 (shared_bitmap_lookup): Ditto.
6515 (shared_bitmap_add): Ditto.
6516 (merge_smts_into): Change to take bitmap directly.
6517 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
6518 (init_alias_vars): Init shared bitmap hashtable.
6519 (delete_points_to_sets): Delete shared bitmap hashtable.
6520 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
6521 is_aliased removal as a change that was still necessary was
6524 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
6526 * config/i386/i386.h (override_options): Conditionally disable
6527 x86_sahf for 64bit targets only.
6529 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6532 * c-decl.c (merge_decls): Don't call make_var_volatile.
6533 * varasm.c (make_var_volatile): Remove.
6534 * output.h (make_var_volatile): Remove.
6536 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
6538 PR tree-optimization/31085
6539 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
6541 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6543 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
6544 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
6545 ATTR_CONST_NOTHROW_LIST.
6547 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
6550 2007-03-08 Diego Novillo <dnovillo@redhat.com>
6552 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
6554 2007-03-08 Geoffrey Keating <geoffk@apple.com>
6557 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
6559 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
6560 passed, use shared libgcc.
6562 2007-03-08 Roger Sayle <roger@eyesopen.com>
6564 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
6565 instead of calling build2 with a GIMPLE_MODIFY_STMT.
6566 (honor_protect_cleanup_actions, lower_try_finally_switch):
6568 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
6569 ifc_temp_var): Likewise.
6570 * tree-inline.c (setup_one_parameter): Likewise.
6571 * tree-mudflap.c (mf_decl_cache_locals,
6572 mf_build_check_statement_for): Likewise.
6573 * tree-nested.c (init_tmp_var, save_tmp_var,
6574 finalize_nesting_tree_1): Likewise.
6575 * tree-outof-ssa.c (insert_copy_on_edge,
6576 insert_backedge_copies): Likewise.
6577 * tree-profile.c (tree_gen_edge_profiler,
6578 tree_gen_ic_profiler): Likewise.
6579 * tree-scalar-evolution.c (scev_const_prop): Likewise.
6580 * tree-sra.c (sra_build_assignment): Likewise.
6581 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
6582 * tree-ssa-math-opts.c (insert_reciprocals,
6583 execute_cse_sincos_1): Likewise.
6584 * tree-tailcall.c (adjust_accumulator_values,
6585 adjust_return_value): Likewise.
6586 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
6587 * tree-vect-transform.c (vect_create_data_ref_ptr,
6588 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
6589 vect_create_epilog_for_reduction, vectorizable_reduction,
6590 vectorizable_call, vectorizable_conversion,
6591 vectorizable_assignment, vectorizable_operation,
6592 vectorizable_type_demotion, vect_gen_widened_results_half,
6593 vect_permute_store_chain, vectorizable_store,
6594 vect_setup_realignment, vect_permute_load_chain,
6595 vectorizable_load, vectorizable_condition,
6596 vect_create_cond_for_align_checks): Likewise.
6597 * tree-vrp.c (build_assert_expr_for): Likewise.
6599 2007-03-08 Ian Lance Taylor <iant@google.com>
6601 * tree-vrp.c: Include "intl.h".
6602 (usable_range_p): New static function.
6603 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
6604 overflowed values, juts set *strict_overflow_p.
6605 (compare_values): Only return -2 if one of the operands is not a
6607 (compare_ranges): Call usable_range_p.
6608 (compare_range_with_value): Likewise.
6609 (vrp_evaluate_conditional_warnv): Rename from
6610 vrp_evaluate_conditional. Make static. Change all callers.
6611 (vrp_evaluate_conditional): New function.
6612 (simplify_div_or_mod_using_ranges): Issue warning about reliance
6614 (simplify_abs_using_ranges): Likewise.
6615 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
6616 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
6617 within_stmt parameter.
6618 * tree-ssa-propagate.c (fold_predicate_in): Update call to
6619 vrp_evaluate_conditional.
6620 * tree-ssa-threadedge.c
6621 (record_temporary_equivalences_from_stmts_at_dest): Change
6622 simplify parameter to take a second tree parameter.
6623 (simplify_control_stmt_condition): Likewise.
6624 (thread_across_edge): Likewise.
6625 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
6626 (thread_across_edge): Likewise.
6627 * Makefile.in (tree-vrp.o): Depend upon intl.h.
6629 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
6631 * config/i386/i386.h (TARGET_SAHF): New define.
6632 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
6633 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
6634 (x86_sahf): New global variable.
6635 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
6636 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
6637 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
6638 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
6640 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
6641 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
6642 when expanding fcomi/sahf based tests.
6643 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
6644 expanding sahf based alternative. Emit sahf based sequence when
6645 optimizing for code size.
6646 * config/i386/i386.md (x86_sahf_1): Do not disable for
6647 TARGET_64BIT, enable for TARGET_SAHF.
6649 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
6651 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
6652 spurious whitespace from error message.
6654 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
6657 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
6659 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
6661 * c-decl.c (grokdeclarator): Disable warnings for anonymous
6663 * tree-sra.c (instantiate_element): Propagate disabled warnings
6664 from the element itself to the created variable.
6666 2007-03-07 Richard Henderson <rth@redhat.com>
6669 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
6670 silently fix up the stack in the case of a missing register.
6672 2007-03-07 Paul Brook <paul@codesourcery.com>
6674 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
6676 2007-03-07 Joseph Myers <joseph@codesourcery.com>
6678 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
6680 (phase1_vrs): Use them.
6681 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
6682 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
6683 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
6684 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
6685 __gnu_Unwind_Restore_WMMXC if required.
6686 (_Unwind_VRS_Pop): Implement iWMMXt support.
6687 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
6688 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
6689 gnu_Unwind_Save_WMMXC): Define.
6691 2007-03-07 Richard Sandiford <richard@codesourcery.com>
6693 * config/vxworks.h (vxworks_override_options): Declare.
6694 (VXWORKS_OVERRIDE_OPTIONS): Use it.
6695 * config/vxworks.c: Include target.h and toplev.h.
6696 (vxworks_override_options): New function.
6697 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
6699 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
6701 * config/s390/s390.c (override_options): Don't emit an error when
6702 -mstack-size is used without providing -mstack-guard.
6703 (s390_emit_prologue): Choose stack_guard value automatically if not
6704 provided via command line.
6705 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
6707 2007-03-07 Richard Sandiford <richard@codesourcery.com>
6709 * config/i386/i386.c (output_set_got): Add a GOT initialization
6710 sequence for VxWorks PIC.
6711 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
6712 around labels as well as symbols. Use gotoff_operand instead
6713 of local_symbolic_operand.
6714 (legitimize_pic_address): Use gotoff_operand instead of
6715 local_symbolic_operand. Use @GOT accesses for labels as
6717 (ix86_output_addr_diff_elt): Use PC-relative rather than
6718 GP-relative offsets for VxWorks PIC.
6719 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
6720 no_new_pseudos. Check whether the returned register is op0.
6721 * config/i386/i386.md (tablejump): Use PC-relative rather than
6722 GP-relative offsets for VxWorks PIC.
6723 * config/i386/predicates.md (gotoff_operand): New predicate.
6725 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6727 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
6729 * config/vxworks-dummy.h: New file.
6730 * config/i386/i386.h: Include it.
6732 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
6734 * dwarf2out.c (is_inlined_entry_point): New
6735 (add_high_low_attributes): Emit DW_AT_entry_pc along with
6736 DW_AT_ranges if the first subblock is the entry point.
6738 2007-03-06 David Daney <ddaney@avtrex.com>
6740 * doc/install.texi (mips-*-*): Change recommended binutils
6743 2007-03-06 Anatoly Sokolov <aesok@post.ru>
6745 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
6746 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
6748 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6749 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6751 2007-03-06 Jan Hubicka <jh@suse.cz>
6753 * errors.h (warning, error, fatal, internal_error): Mark as cold.
6754 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
6756 (probably_cold_bb_p): Cold functions are cold.
6757 (probably_never_executed_bb_p): Cold functions are cold.
6758 (tree_bb_level_predictions): Predict calls to cold functions as not
6760 (compute_function_frequency): Check hot/cold attributes.
6761 * function.h (function_frequency): Update comments.
6762 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
6763 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
6764 (c_common_att): Add cold and hot.
6766 * doc/extend.texi (hot,cold attributes): Document.
6768 2007-03-06 Andrew Haley <aph@redhat.com>
6770 * function.c (expand_function_end): Move blockage to just after we
6771 emit the label for the naked return from the function.
6773 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6775 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
6778 2007-03-06 Jan Hubicka <jh@suse.cz>
6780 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
6781 loaded for constant large models. Non-large 64bit PIC can do.
6782 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
6783 * cmodel.h: Add LARGE PIC.
6784 * i386.md (UNSPEC_PLTOFF): New.
6785 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
6787 (*call_1_rex64): Disable for large models.
6788 (*call_1_rex64_large): New.
6789 (*call_value_1_rex64): Disable for large models.
6790 (*call_value_1_rex64_large): New.
6791 (set_rip_rex4): New.
6792 (set_got_offset_rex64): New.
6793 * predicates.md (constant_call_address_operand): For large model
6794 constant calls are not possible.
6795 * i386-protos.h (construct_plt_address): Declare.
6796 * i386.c (override_options): Accept large models.
6797 (ix86_expand_prologue): Expand large PIC GOT pointer load.
6798 (legitimate_constant_p): Add new UNSPECs.
6799 (legitimate_pic_operand_p): Likewise.
6800 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
6801 (legitimize_pic_address): Do easy RIP relative way for TLS only for
6803 (output_pic_addr_const): Add PLTOFF.
6804 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
6805 (ix86_expand_move): Legitimize pic address when in PIC mode.
6806 (construct_plt_address): New function.
6807 (ix86_expand_call): Offload the address to register and use GOT pointer
6809 * invoke.texi (mcmodel=large): Update documentation.
6811 2007-03-06 Richard Henderson <rth@redhat.com>
6813 * config/i386/i386.c (x86_use_leave, x86_push_memory,
6814 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
6815 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
6816 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
6817 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
6818 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
6819 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
6820 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
6821 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
6822 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
6823 x86_partial_reg_dependency, x86_memory_mismatch_stall,
6824 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
6825 x86_sse_partial_reg_dependency, x86_sse_split_regs,
6826 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
6827 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
6828 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
6829 x86_schedule, x86_use_bt, x86_pad_returns,
6830 x86_use_xchgb): Merge into ...
6831 (ix86_tune_features): ... here. New array.
6832 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
6833 x86_bswap): Merge into ...
6834 (ix86_arch_features): ... here. New array.
6835 (x86_3dnow_a): Remove.
6836 (x86_accumulate_outgoing_args): Make static.
6837 (x86_arch_always_fancy_math_387): Make static.
6838 (ix86_tune_mask, ix86_arch_mask): Move ...
6839 (override_options): ... to local variables here. Apply the
6840 appropriate mask to each element of ix86_arch_features and
6841 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
6842 as were done in the old macros.
6843 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
6844 * config/i386/i386.h (x86_use_leave, x86_push_memory,
6845 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
6846 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
6847 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
6848 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
6849 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
6850 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
6851 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
6852 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
6853 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
6854 x86_partial_reg_dependency, x86_memory_mismatch_stall,
6855 x86_accumulate_outgoing_args, x86_prologue_using_move,
6856 x86_epilogue_using_move, x86_decompose_lea,
6857 x86_arch_always_fancy_math_387, x86_shift1,
6858 x86_sse_partial_reg_dependency, x86_sse_split_regs,
6859 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
6860 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
6861 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
6862 x86_use_incdec, x86_pad_returns, x86_bswap,
6863 x86_partial_flag_reg_stall): Remove.
6864 (enum ix86_tune_indices): New.
6865 (ix86_tune_features): New.
6866 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
6867 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
6868 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
6869 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
6870 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
6871 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
6872 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
6873 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
6874 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
6875 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
6876 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
6877 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
6878 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
6879 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
6880 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
6881 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
6882 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
6883 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
6884 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
6885 TARGET_EXT_80387_CONSTANTS): Use it.
6886 (enum ix86_arch_indices): New.
6887 (ix86_arch_features): New.
6888 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
6889 TARGET_BSWAP): Use it.
6890 (ix86_tune_mask, ix86_arch_mask): Remove.
6892 2007-03-06 Joseph Myers <joseph@codesourcery.com>
6895 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
6896 Define using $${sysroot_headers_suffix}.
6897 * configure: Regenerate.
6898 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
6899 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
6901 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
6902 * gcc.c (print_sysroot_headers_suffix): New.
6903 (option_map): Include --print-sysroot-headers-suffix.
6904 (display_help): Mention -print-sysroot-headers-suffix.
6905 (process_command): Handle -print-sysroot-headers-suffix.
6906 (do_spec_1): Append multilib directory to include-fixed path if
6907 sysroot suffixes in use.
6908 (main): Handle -print-sysroot-headers-suffix.
6909 * Makefile.in (start.encap): Don't depend on xlimits.h
6910 (xlimits.h): Remove.
6911 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
6912 limits.h for each multilib in fixinc_list.
6913 (fixinc_list, s-fixinc_list): New.
6914 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
6915 generate them for each multilib in fixinc_list.
6916 (stmp-fixproto): Use include-fixed. Run fixproto for each
6917 multilib in fixinc_list.
6918 (mostlyclean): Don't remove xlimits.h.
6919 (clean): Remove include-fixed.
6920 (real-install-headers-tar, real-install-headers-cpio,
6921 real-install-headers-cp): Don't copy include, only include-fixed.
6922 (install-mkheaders): Depend on fixinc_list. Don't depend on
6923 xlimits.h. Save limits.h files for each multilib in fixinc_list.
6924 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
6925 SYSTEM_HEADER_DIR setting in mkheaders.conf.
6927 2007-03-06 Jan Hubicka <jh@suse.cz>
6929 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
6932 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6934 * configure.ac: Allow tm_file to contain build-directory files.
6935 * configure: Regenerate.
6936 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
6937 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
6938 * config/m68k/print-sysroot-suffix.sh: New file.
6940 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6942 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
6943 of pic_offset_table_rtx if reload_completed.
6944 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
6945 PIC_OFFSET_TABLE_REGNUM.
6946 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
6948 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
6949 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
6951 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6953 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
6954 functions that call eh_return.
6956 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6958 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
6959 functions that need a constant pool.
6961 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6964 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
6965 (m68k_preferred_reload_class): Likewise.
6966 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
6967 (SECONDARY_RELOAD_CLASS): Define.
6968 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
6969 (LIMIT_RELOAD_CLASS): Delete.
6970 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
6971 registers from storing bytes.
6972 (m68k_secondary_reload_class): New function.
6973 (m68k_preferred_reload_class): Likewise.
6975 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6977 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
6979 (m68k_expand_prologue): Likewise.
6981 2007-03-06 Richard Sandiford <richard@codesourcery.com>
6983 * config/m68k/m68k-protos.h (output_sibcall): Declare.
6984 (mips_expand_epilogue): Add a bool parameter.
6985 (m68k_legitimize_sibcall_address): Declare.
6986 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
6987 (m68k_expand_epilogue): Add a parameter to select between sibling
6988 and normal epilogues. Only generate a return for the latter.
6989 (m68k_ok_for_sibcall_p): New function.
6990 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
6991 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
6992 (sibcall_value, *sibcall_value): Likewise.
6993 (*call, *call_value): Require !SIBLING_CALL_P.
6994 (epilogue): Update call to m68k_expand_epilogue.
6995 (sibcall_epilogue): New pattern.
6996 * config/m68k/predicates.md (const_call_operand): Say that this
6997 predicate applies to sibling calls too.
6998 (sibcall_operand): New predicate.
7000 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7002 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
7003 alternatives as movsi_cf.
7004 (movsf_cf_hard): Add commentary.
7006 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
7007 Richard Sandiford <richard@codesourcery.com>
7009 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
7010 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
7011 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
7012 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
7013 as being live on exit from an interrupt function.
7014 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
7015 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
7016 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
7017 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
7018 (m68k_interrupt_function_p): Globalize.
7019 (m68k_compute_frame_layout): Remove reverse mask code.
7020 (m68k_emit_movem, m68k_set_frame_related): New functions.
7021 (m68k_output_function_prologue): Delete in favor of...
7022 (m68k_expand_prologue): ...this new function.
7023 (m68k_output_function_epilogue): Delete in favor of...
7024 (m68k_expand_epilogue): ...this new function.
7025 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
7027 (print_operand): Handle %?.
7028 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
7029 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
7030 (prologue, epilogue): New patterns.
7031 (return): Turn into a define_expand.
7032 (*return): New pattern, derived from old "return" pattern. Use rte
7033 rather than rts for interrupt functions. Only use rtd if the pop
7035 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
7036 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
7037 (link, *link, unlink, *unlink, load_got): Likewise.
7039 2007-03-06 Richard Sandiford <richard@codesourcery.com>
7043 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
7044 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
7045 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
7046 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
7047 and m68k_matches_u_p.
7048 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
7049 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
7050 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
7051 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
7052 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
7053 (REG_STRICT_P): New macro.
7054 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
7055 PCREL_GENERAL_OPERAND_OK.
7056 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
7057 m68k_legitimate_base_reg_p.
7058 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
7059 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
7060 (PIC_CASE_VECTOR_ADDRESS): Update comment.
7061 * config/m68k/m68k.c (m68k_address): New structure.
7062 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
7063 (m68k_decompose_index, m68k_legitimate_constant_address_p)
7064 (m68k_jump_table_ref_p, m68k_decompose_address)
7065 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
7066 (m68k_matches_u_p): New functions.
7067 (print_operand_address): Rewrite to use m68k_decompose_index.
7069 2007-03-05 David Taylor <dtaylor@emc.com>
7071 * gcc.c: Correct copyright date in --version output.
7073 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7075 * pa.md: In unamed move patterns, disparge copies between general
7076 and floating point registers using '?' modifier. Don't include 'f'
7077 constraint for register preferences in DImode, SImode, HImode and
7078 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
7079 Remove constraints for copies between general and floating registers
7080 in soft-float DFmode pattern.
7081 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
7085 2007-03-05 Mike Stump <mrs@apple.com>
7087 * c-common.c (targetcm): Add.
7088 * c-opts.c (c_common_handle_option): Handle language specific
7090 * opts.c (handle_option): Verify language for target options, if
7092 * opth-gen.awk: Add CL_LANG_ALL.
7093 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
7094 (TARGETCM_INITIALIZER): Add.
7095 * target.h (struct gcc_targetcm): Add.
7097 * targhooks.c (default_handle_c_option): Add.
7098 * targhooks.h (default_handle_c_option): Add.
7099 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
7101 * config/darwin.opt (iframework): Add.
7102 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
7103 * config/darwin-c.c (handle_c_option): Add.
7104 (TARGET_HANDLE_C_OPTION): Add.
7106 * doc/invoke.texi (Darwin Options): Add -iframework.
7108 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7110 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
7113 2007-03-05 Ian Lance Taylor <iant@google.com>
7115 * c.opt (fgnu89-inline): New option.
7116 * c-opts.c (c_common_post_options): Set default value for
7118 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
7119 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
7121 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
7122 (grokdeclarator, start_function): Likewise.
7123 * c-cppbuiltin.c (c_cpp_builtins): Define either
7124 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
7125 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
7126 (C Dialect Options): Document -fgnu89-inline.
7127 * doc/extend.texi (Function Attributes): Explain what the
7128 gnu_inline attribute does.
7129 * doc/cpp.texi (Common Predefined Macros): Document
7130 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
7132 2007-03-05 Ian Lance Taylor <iant@google.com>
7134 PR tree-optimization/31034
7135 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
7136 half-range if the other side is an overflow infinity.
7138 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
7140 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
7141 (bfin*-linux-uclibc*): New configuration.
7142 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
7144 * config/bfin/linux.h: New file.
7145 * config/bfin/libgcc-bfin.ver: New file.
7146 * config/bfin/t-bfin-uclinux: New file.
7147 * config/bfin/t-bfin-linux: New file.
7148 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
7149 (TARGET_OS_CPP_BUILTINS): New macro.
7151 2007-03-05 Richard Guenther <rguenther@suse.de>
7153 * fold-const.c (fold_binary): Remove duplicate folding
7154 of comparison of non-null ADDR_EXPR against null.
7156 2007-03-05 Richard Guenther <rguenther@suse.de>
7157 Dorit Nuzman <dorit@il.ibm.com>
7159 PR tree-optimization/26420
7160 * tree-vectorizer.c (vectorize_loops): Bail out early if there
7161 are no loops in the function. Only print the number of
7162 vectorized loops if it is greater than zero or we are supposed
7163 to print information about unvectorized loops.
7165 2007-03-05 Revital Eres <eres@il.ibm.com>
7167 * gcc.dg/var-expand1.c: New test.
7168 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
7169 when an accumulator is expanded.
7171 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7174 * c-common.c (convert_and_check): Don't give warnings for
7175 conversion if 'expr' already overflowed.
7177 2007-03-04 Roger Sayle <roger@eyesopen.com>
7180 * fold-const.c (fold_comparison): Enforce type consistency when
7181 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
7183 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
7185 * tree-ssa-address.c (create_mem_ref): Do not put an expression
7186 containing a cast to the base of TARGET_MEM_REF.
7188 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
7190 * tree.c (tree_contains_struct_check_failed): Remove spurious
7191 whitespace from error message.
7193 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7196 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
7197 instead of precision.
7199 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
7200 Nathan Sidwell <nathan@codesourcery.com>
7202 * emit-rtl.c (find_auto_inc): New.
7203 (try_split): recreate REG_INC notes,
7204 Use regular for loops rather than whiles.
7206 2007-03-03 Andreas Schwab <schwab@suse.de>
7208 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
7209 * configure: Regenerate.
7211 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7213 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
7214 flag_rounding_math, not flag_unsafe_math_optimizations.
7216 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
7218 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
7219 alpha_fold_vector_minmax): Likewise.
7220 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7221 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
7223 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
7225 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
7226 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
7227 if the lhs has side-effects.
7228 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
7230 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
7232 * config/i386/i386.h (TUNEMASK): Remove define.
7233 (ARCHMASK): Remove define.
7234 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
7235 Use ix86_arch_mask variable instead of ARCHMASK.
7236 * config/i386/i386.c (override_options): Ditto.
7237 (standard_80387_constant_p): Ditto.
7239 2007-03-02 Ian Lance Taylor <iant@google.com>
7241 Used signed infinities in VRP.
7242 * tree-vrp.c (uses_overflow_infinity): New static function.
7243 (supports_overflow_infinity): New static function.
7244 (make_overflow_infinity): New static function.
7245 (negative_overflow_infinity): New static function.
7246 (positive_overflow_infinity): New static function.
7247 (is_negative_overflow_infinity): New static function.
7248 (is_positive_overflow_infinity): New static function.
7249 (is_overflow_infinity): New static function.
7250 (overflow_infinity_range_p): New static function.
7251 (compare_values_warnv): New function split out of compare_values.
7252 (compare_value): Call it.
7253 (set_value_range_to_nonnegative): Add overflow_infinity
7254 parameter. Change caller.
7255 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
7257 (vrp_expr_computes_nonzero): Likewise.
7258 (compare_ranges, compare_range_with_value): Likewise.
7259 (compare_name_with_value, compare_names): Likewise.
7260 (vrp_evaluate_conditional): Likewise.
7261 (set_value_range): Handle infinity
7262 (vrp_operand_equal_p, operand_less_p): Likewise.
7263 (extract_range_from_assert): Likewise.
7264 (vrp_int_const_binop): Likewise.
7265 (extract_range_from_binary_expr): Likewise.
7266 (extract_range_from_unary_expr): Likewise.
7267 (extract_range_from_comparison): Likewise.
7268 (extract_range_from_expr): Likewise.
7269 (dump_value_range): Likewise.
7270 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
7271 (test_for_singularity): Likewise.
7272 (vrp_int_const_binop): Remove inline qualifier.
7273 (adjust_range_with_scev): Add comment.
7274 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
7276 2007-03-02 Diego Novillo <dnovillo@redhat.com>
7278 * tree-ssa-structalias.c (could_have_pointers): Tidy.
7279 (get_constraint_for): Likewise.
7280 (do_structure_copy): Likewise.
7281 (find_func_aliases): Fix references to MODIFY_EXPR.
7282 (intra_create_variable_infos): Tidy.
7283 * tree-ssa-operands.c (add_virtual_operand): Add argument
7285 When adding members of alias sets, if IS_CALL_SITE is true and
7286 the symbol is not call-clobbered, skip it.
7289 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
7291 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
7292 entry by means of emit_insn_at_entry.
7294 2007-03-02 Richard Henderson <rth@redhat.com>
7296 * expr.h (promoted_input_arg): Remove decl.
7297 * function.c (promoted_input_arg): Merge into ...
7298 * combine.c (setup_incoming_promotions): ... only caller.
7299 Rearrange to avoid double loop.
7301 2007-03-02 Ben Elliston <bje@au.ibm.com>
7302 Peter Bergner <bergner@vnet.ibm.com>
7303 Janis Johnson <janis187@us.ibm.com>
7305 * config/rs6000/dfp.md: New file.
7306 * config/rs6000/rs6000.md: Include dfp.md.
7307 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
7308 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
7309 and TDmode decimal float modes in FP registers.
7310 (num_insns_constant): Likewise.
7311 (rs6000_legitimate_offset_address_p): Likewise.
7312 (rs6000_legitimize_address): Likewise.
7313 (rs6000_legitimize_reload_address): Likewise.
7314 (rs6000_legitimate_address): Likewise.
7315 (rs6000_emit_move): Likewise.
7316 (function_arg_boundary): Likewise.
7317 (function_arg_advance): Likewise.
7318 (rs6000_darwin64_record_arg_recurse): Likewise.
7319 (function_arg): Likewise.
7320 (rs6000_gimplify_va_arg): Likewise.
7321 (rs6000_split_multireg_move): Likewise.
7322 (rs6000_output_function_epilogue): Likewise.
7323 (rs6000_output_function_epilogue): Likewise.
7324 (rs6000_register_move_cost): Likewise.
7325 (rs6000_function_value): Likewise.
7326 (rs6000_libcall_value): Likewise.
7328 2007-03-02 Richard Sandiford <richard@codesourcery.com>
7330 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
7332 2007-03-02 Richard Sandiford <richard@codesourcery.com>
7334 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
7335 Use $MULTIDIR to choose between the kernel and RTP headers,
7336 and use $WIND_BASE and $WIND_USR to locate them.
7338 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
7340 * config/i386/i386.c (override_options): Put initialization of
7341 ix86_tune_mask and ix86_arch_mask to the correct place.
7343 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
7344 Michael Meissner <michael.meissner@amd.com>
7347 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
7349 (TARGET_CMOVE): Use ARCHMASK.
7350 (TARGET_CMPXCHG): Ditto.
7351 (TARGET_CMPXCHG8B): Ditto.
7352 (TARGET_XADD): Ditto.
7353 (TARGET_BSWAP): Ditto.
7354 * config/i386/i386.c (ix86_tune_mask): New global variable.
7355 (ix86_arch_mask): Ditto.
7356 (override_options): Initialize ix86_tune_mask and
7357 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
7360 2007-03-02 Ben Elliston <bje@au.ibm.com>
7363 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
7365 2007-03-02 Joseph Myers <joseph@codesourcery.com>
7367 * target.h (init_dwarf_reg_sizes_extra): New target hook.
7368 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
7369 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
7370 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
7372 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
7373 rs6000_init_dwarf_reg_sizes_extra): New.
7374 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
7375 SPE register high parts.
7377 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
7379 * Makefile.in: Add install-pdf target as
7380 copied from automake v1.10 rules.
7381 * configure.ac: Add install-pdf to target list.
7382 * configure: Regenerate.
7384 2007-03-01 Paul Brook <paul@codesourcery.com>
7386 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
7387 modes to LDRD for DImode.
7388 (output_move_double): Fixup out of range ldrd/strd.
7389 (vfp_secondary_reload_class): Rename...
7390 (coproc_secondary_reload_class): ... to this. Add wb argument.
7391 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
7392 coproc_secondary_reload_class for CLASS_IWMMXT.
7393 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
7394 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
7396 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
7398 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
7399 factor by the estimated number of iterations.
7400 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
7403 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
7404 decode_caches_intel, detect_caches_intel): New functions.
7405 (host_detect_local_cpu): Use detect_caches_amd and
7406 detect_caches_intel.
7408 2007-03-01 Richard Henderson <rth@redhat.com>
7410 * expr.c (emit_move_complex_push): Export.
7411 (emit_move_complex_parts): Split out from ...
7412 (emit_move_complex): ... here.
7413 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
7414 * config/i386/i386.md (movcdi): New.
7416 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
7418 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
7419 size of mode1 to check for tieable modes in MMX case.
7421 2007-03-01 Richard Sandiford <richard@codesourcery.com>
7423 * Makefile.in (rtlanal.o): Depend on tree.h.
7424 * rtl.h (offset_within_section_p, split_const): Declare.
7425 * rtlanal.c: Include tree.h.
7426 (offset_within_block_p): New function, taken from
7427 mips_offset_within_object_p.
7428 (split_const): New function, taken from mips_split_const.
7429 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
7431 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
7432 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
7433 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
7434 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7435 (m68k_illegitimate_symbolic_constant_p): New function.
7436 * config/m68k/m68k.md (movsi): Remove misleading predicates.
7437 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
7438 symbolic constant that might be outside the symbol's section,
7439 move the symbol first and then add the offset.
7440 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
7442 * config/mips/mips.c (mips_split_const): Delete.
7443 (mips_offset_within_object_p): Delete.
7444 (mips_symbolic_constant_p): Use offset_within_section_p and
7445 split_const instead of mips_offset_within_object_p and
7447 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
7448 (mips_legitimize_const_move, print_operand_reloc)
7449 (mips_dangerous_for_la25_p): Use split_const instead of
7452 2007-02-28 Eric Christopher <echristo@apple.com>
7454 * Makefile.in (install-include-dir): Don't rm -rf include.
7456 2007-02-28 Richard Guenther <rguenther@suse.de>
7459 * fold-const.c (fold_binary): Do not associate expressions
7460 with more than one variable for integer types that do not wrap.
7462 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
7464 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
7465 Delete, and replace with...
7466 (fold_builtin_call_array): This. Update callers to use it.
7467 * fold-const.c (fold_build_call_list): Delete, and replace with...
7468 (fold_build_call_array): This.
7469 (fold_build_call_list_initializer): Delete, and replace with...
7470 (fold_build_call_array_initializer): This.
7471 * tree.h: Update declarations to reflect above changes.
7473 * c-typeck.c (build_function_call): Store converted arguments
7474 in a stack-allocated array instead of building a list.
7475 (convert_arguments): Store arguments in the array passed in as an
7476 argument, and return the actual number of arguments.
7477 * c-format.c: (check_function_format): Pass arguments in an
7478 array instead of a list.
7479 * c-common.c (check_function_nonnull): Likewise.
7480 (check_function_sentinel): Likewise.
7481 (check_function_arguments): Likewise.
7482 * c-common.h: Update declarations to reflect above changes.
7484 2007-02-28 Jan Hubicka <jh@suse.cz>
7486 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
7487 PRED_NEGATIVE_RETURN): Update outcomes.
7489 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
7491 * calls.c (emit_library_call_value_1): Handle partial registers
7492 correctly when building up CALL_INSN_FUNCTION_USAGE.
7494 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7496 * pa/predicates.md (move_src_operand): Allow zero for mode.
7497 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
7500 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
7503 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
7504 *movv2df_internal): Enable pattern only for valid operand
7506 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
7507 tie only 128bit modes. For MMX registers, tie only 64bit modes.
7509 2007-02-27 Mike Stump <mrs@apple.com>
7511 * config/darwin-crt3.c: Avoid compilation when compiling for a
7514 2007-02-27 Joseph Myers <joseph@codesourcery.com>
7516 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
7518 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
7519 for fixed headers and limits.h.
7520 (install-include-dir, install-headers-tar, install-headers-cpio,
7521 install-headers-cp, real-install-headers-tar,
7522 real-install-headers-cpio, real-install-headers-cp): Handle
7523 include-fixed as well as include.
7524 (install-mkheaders): Don't install files that go only in include
7526 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
7527 from GCC_INCLUDE_DIR.
7528 * gcc.c (process_command): Remove special -BstageN/ handling.
7529 (do_spec_1): Add include-fixed directories.
7531 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
7533 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
7535 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
7537 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
7540 2007-02-27 Mark Mitchell <mark@codesourcery.com>
7542 * c-common.c (get_priority): Add check for
7543 SUPPORTS_INIT_PRIORITY.
7545 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
7547 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
7549 * config/bfin/bfin.c: Include "cfglayout.h".
7550 (MAX_LSETUP_DISTANCE): New macro.
7551 (struct loop_info): New members incoming, incoming_src and
7552 incoming_dest. Delete member predecessor.
7553 (length_for_loop): New function.
7554 (bfin_optimize_loop): Handle more different loop structures.
7555 (bfin_discover_loop): Rework detection of predecessor blocks by
7556 examining incoming edges.
7557 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
7559 (bfin_reorder_loops): New function.
7560 (bfin_reorg_loops): Use these three new functions.
7562 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
7563 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
7564 (CONSTRAINT_LEN): Add entry for 'q'.
7565 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
7566 Add 'q' constraints.
7567 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
7568 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
7570 * config/bfin/bfin.md (add_with_carry): New pattern.
7571 (s_or_u, su_optab, su_modifier): New code macros/attrs.
7572 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
7573 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
7574 support unsigned multiplies too. Removed incorrect commutativity from
7575 operand 1 constraint where appropriate.
7576 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
7578 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
7579 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
7581 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
7582 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
7583 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
7584 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
7585 usmulhisi_hh_huh): New patterns.
7587 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
7588 lshifthi3): Fix output template to use half reg for operand 2.
7590 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
7593 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
7595 2007-02-27 Andreas Schwab <schwab@suse.de>
7597 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
7599 2007-02-27 Jan Hubicka <jh@suse.cz>
7601 * predict.c (last_basic_block_p): Remove.
7602 (tree_estimate_probability): Update return heuristic for commonized
7605 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
7607 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
7609 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
7611 * doc/include/gcc-common.texi (versionsubtitle): New macro.
7612 * doc/cpp.texi: Standardize title page.
7613 * doc/cppinternals.texi: Likewise.
7614 * doc/gcc.texi: Standardize title page, remove version number
7615 from copyright page.
7616 * doc/gccint.texi: Likewise.
7617 * doc/install.texi: Standardize title page, add table of
7620 2007-02-26 Jan Hubicka <jh@suse.cz>
7622 * predict.def: Set outcomes according to more recent results.
7623 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
7624 Remove dead predictors.
7625 * predict.c (return_prediction): Fix pasto.
7627 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
7629 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
7630 change; avoid a memory leak when returning early.
7632 2007-02-26 Mark Mitchell <mark@codesourcery.com>
7634 * c-decl.c (static_ctors): Move to c-common.c.
7635 (static_dtors): Likewise.
7636 (finish_function): Use c_record_cdtor_fn.
7637 (build_cdtor): Move to c-common.c.
7638 (c_write_global_declarations): Use c_build_cdtor_fns.
7639 * c-common.h (static_ctors): Declare.
7640 (static_dtors): Likewise.
7641 (c_record_cdtor_fn): Likewise.
7642 (c_build_cdtor_fns): Likewise.
7643 * c-common.c (static_ctors): New variable.
7644 (static_dtors): Likewise.
7645 (c_record_cdtor_fn): New function.
7646 (build_cdtor): Move from c-decl.c
7647 (c_build_cdtor_fns): New function.
7649 * output.h (assemble_addr_to_section): Declare.
7650 (get_cdtor_priority_section): Likewise.
7651 * varasm.c (assemble_addr_to_section): New function.
7652 (get_cdtor_priority_section): Likewise.
7653 (default_named_section_asm_out_destructor): Use them.
7654 (destor_dtor_section_asm_out_destructor): Likewise.
7655 (default_named_section_asm_out_constructor): Likewise.
7656 (default_ctor_section_asm_out_constructor): Likewise.
7657 * config.gcc (*-*-vxworks*): Include vxworks.o.
7658 * config/t-vxworks (vxworks.o): New target.
7659 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
7660 (TARGET_ASM_CONSTRUCTOR): Define.
7661 (TARGET_ASM_DESTRUCTOR): Likewise.
7662 (vxworks_asm_out_constructor): Declare.
7663 (vxworks_asm_out_destructor): Likewise.
7665 * c-common.c (get_priority): Check that we have not just an
7666 INTEGER_CST, but an integer constant with integeral type.
7668 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
7670 PR tree-optimization/30938
7671 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
7672 use &dt[nargs-1] instead of &dt[nargs] in the call to
7673 vect_is_simple_use().
7675 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
7677 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
7678 from register elimination as PRE_MODIFY / POST_MODIFY increments.
7679 Do not attempt to handle MEM inside auto-inc expressions.
7680 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
7681 of a register modified by an auto-inc expression. However, do handle
7682 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
7683 (elimination_effects): Prohibit elimination of a register modified
7684 by an auto-inc expression. Disable register elimination rules whose
7685 target register is modified by an auto-inc expression with variable
7688 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
7690 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
7692 (array_at_struct_end_p): New function.
7693 (idx_infer_loop_bounds): Use it.
7694 (estimate_numbers_of_iterations_loop): Export.
7695 * predict.c (predict_loops): Use estimated_loop_iterations_int.
7696 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
7697 (tree_estimate_probability): Call record_loop_exits.
7698 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
7699 (estimated_loop_iterations, estimated_loop_iterations_int,
7700 estimated_loop_iterations_tree): New functions.
7701 (analyze_siv_subscript_cst_affine,
7702 compute_overlap_steps_for_affine_1_2,
7703 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
7704 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
7705 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
7706 (PRED_LOOP_ITERATIONS_GUESSED): New.
7707 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
7708 * cfgloop.h (estimate_numbers_of_iterations_loop,
7709 estimated_loop_iterations_int): Declare.
7711 2007-02-25 Mark Mitchell <mark@codesourcery.com>
7713 * doc/extend.texi: Document optional priority argument to
7714 constructors and destructors.
7715 * tree.c (init_priority_for_decl): Adjust GTY markers.
7716 (init_ttree): Use priority-info hash functions for
7717 init_priority_for_decl.
7718 (tree_map_eq): Rename to ...
7719 (tree_map_base_eq): ... this.
7720 (tree_map_marked_p): Rename to ...
7721 (tree_map_base_marked_p): ... this.
7722 (tree_map_base_hash): New function.
7723 (decl_init_priority_lookup): Rework.
7724 (decl_fini_priority_lookup): New function.
7725 (decl_priority_info): New function.
7726 (decl_init_priority_insert): Use it.
7727 (decl_fini_priority_insert): Likewise.
7728 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
7730 (decl_restrict_base_insert): Likewise.
7731 (decl_debug_expr_insert): Likewise.
7732 (decl_value_expr_lookup): Likewise.
7733 (decl_value_expr_insert): Likewise.
7734 * tree.h (priority_type): New type.
7735 (decl_init_priority_lookup): Use priority_type.
7736 (decl_fini_priority_lookup): New function.
7737 (decl_init_priority_insert): Use priority_type.
7738 (decl_fini_priority_insert): New function.
7739 (DECL_HAS_INIT_PRIORITY): Tweak comments.
7740 (DECL_INIT_PRIORITY): Likewise.
7741 (SET_DECL_INIT_PRIORITY): Add comment.
7742 (DECL_FINI_PRIORITY): New macro.
7743 (SET_DECL_FINI_PRIORITY): Likewise.
7744 (DEFAULT_INIT_PRIORITY): Document.
7745 (MAX_INIT_PRIORITY): Likewise.
7746 (MAX_RESERVED_INIT_PRIORITY): Likewise.
7747 (tree_map_base): New type.
7748 (tree_map_base_eq): New function.
7749 (tree_map_base_hash): Likewise.
7750 (tree_map_base_marked_p): Likewise.
7751 (tree_map): Inherit from tree_map_base.
7752 (tree_map_eq): Make it a macro.
7753 (tree_map_marked_p): Likewise.
7754 (tree_int_map): Inherit from tree_map_base.
7755 (tree_int_map_eq): Make it a macro.
7756 (tree_int_map_hash): Likewise.
7757 (tree_int_map_marked_p): Likewise.
7758 (tree_priority_map): New type.
7759 (tree_priority_map_eq): New macro.
7760 (tree_priority_map_hash): Likewise.
7761 (tree_priority_map_marked_p): Likewise.
7762 * varasm.c (emults_decl): Adjust for refactoring of tree_map
7764 (emutls_common_1): Likewise.
7765 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
7766 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
7767 of tree_map hierarchy.
7768 * tree-cfg.c (move_stmt_r): Likewise.
7769 (new_label_mapper): Likewise.
7770 * c-tree.h (c_expand_body): Move to ...
7771 * c-common.h (c_expand_body): ... here.
7772 * c-decl.c (c_expand_body): Move to ...
7773 * c-common.c (c_expand_body): ... here.
7774 (c_common_attribute_table): Allow 1 argument for the constructor
7775 and destructor attributes.
7776 (get_priority): New function.
7777 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
7778 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
7780 2007-02-24 Jan Hubicka <jh@suse.cz>
7783 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
7785 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
7786 Jan Hubicka <jh@suse.cz>
7789 * i386.c (counter_mode): New function.
7790 (expand_set_or_movmem_via_loop): Use it.
7791 (expand_movmem_epilogue): Likewise; fix pasto.
7792 (ix86_expand_movmem): Do emit guard even for constant counts.
7793 (ix86_expand_setmem): Likewise.
7795 2007-02-25 Nick Clifton <nickc@redhat.com>
7797 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
7798 (JUMP_TABLES_IN_TEXT_SECTION): Define.
7800 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
7803 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
7804 count argument with 0x10, not with 0x16.
7805 (expand_setmem_epilogue): Ditto.
7807 2007-02-24 Mike Stump <mrs@apple.com>
7809 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
7812 2007-02-24 Richard Guenther <rguenther@suse.de>
7815 * fold-const.c (fold_binary): Fold x +- CST op x for
7816 EQ_EXPR and NE_EXPR.
7818 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7820 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
7822 2007-02-24 Jan Hubicka <jh@suse.cz>
7824 * cgraphunit.c (decide_is_function_needed): Honor
7825 -fkeep-inline-functions.
7827 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7829 * builtins.c (fold_builtin_modf): New.
7830 (fold_builtin_2): Use it.
7832 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
7834 * loop-iv.c (implies_p): Detect additional cases where A implies B.
7835 (determine_max_iter): Take additional LOOP arg; all callers changed.
7836 Lose broken logic dealing with PLUS. Try to limit the upper bound by
7837 one using simplifications.
7838 (simplify_using_initial_values): Return if the expression becomes
7839 invalid due to altered regs.
7841 2007-02-23 DJ Delorie <dj@redhat.com>
7843 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
7845 2007-02-23 Mike Stump <mrs@apple.com>
7847 * tlink.c (scan_linker_output): Parse linker messages from
7848 darwin9's linker better.
7850 2007-02-23 Steve Ellcey <sje@cup.hp.com>
7853 * varpool.c (varpool_assemble_pending_decls): Set
7854 varpool_last_needed_node to null.
7856 2007-02-23 DJ Delorie <dj@redhat.com>
7858 * config/i386/i386.c (ix86_data_alignment): Don't specify an
7859 alignment bigger than the object file can handle.
7861 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
7864 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
7865 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
7866 (*movsf_1): Penalize MMX moves.
7868 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
7870 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
7871 2^32-1 or more times unless flag_unsafe_loop_optimizations.
7873 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
7875 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7877 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
7878 (fold_builtin_1): Use them.
7879 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
7880 BUILT_IN_SIGNIFICAND.
7882 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
7884 * config/i386/i386.c (bdesc_1arg): Initialize
7885 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
7886 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
7887 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
7888 and IX86_BUILTIN_MOVSLDUP.
7890 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
7892 PR rtl-optimization/30841
7893 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
7895 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7897 * builtins.c (fold_builtin_frexp): New.
7898 (fold_builtin_2): Use it.
7900 2007-02-22 Mark Mitchell <mark@codesourcery.com>
7902 * doc/invoke.texi (Spec Files): Document getenv spec function.
7904 * gcc.c (getenv_spec_function): New function.
7905 (static_spec_functions): Add it.
7906 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
7907 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
7910 2007-02-22 Michael Matz <matz@suse.de
7913 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
7914 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
7916 2007-02-22 Ian Lance Taylor <iant@google.com>
7919 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
7920 (mem_loc_descriptor): Call it.
7922 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
7923 Ira Rosen <irar@il.ibm.com>
7925 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
7927 2007-02-22 Ira Rosen <irar@il.ibm.com>
7929 PR tree-optimization/30843
7930 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
7931 stores only after all the group is vectorized.
7933 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
7935 PR tree-optimization/30858
7936 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
7937 in the reduction cycle have a single use in the loop.
7938 * tree-vectorizer.h (relevant): Add documentation.
7940 2007-02-20 Mike Stump <mrs@apple.com>
7942 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
7943 * configure: Regenerate.
7945 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7947 Change the defaults of some parameters and options.
7948 * config/spu/spu-protos.h (spu_optimization_options): Declare.
7949 * config/spu/spu.c (spu_optimization_options): Add.
7950 (spu_override_options): Change params in spu_optimization_options.
7951 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
7953 Register 127 is only 16 byte aligned when used as a frame pointer.
7954 * config/spu/spu-protos.h (spu_init_expanders): Declare.
7955 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
7956 HARD_FRAME_POINTER_REGNUM.
7957 (spu_legitimate_address): Use regno_aligned_for_reload.
7958 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
7959 aligned when frame_pointer_needed is true.
7960 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
7962 * config/spu/spu.h (INIT_EXPANDERS): Define.
7964 Make sure shift and rotate instructions have valid immediate operands.
7965 * config/spu/predicates.md (spu_shift_operand): Remove.
7966 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
7967 * config/spu/constraints.md (W, O): Extend range.
7968 * config/spu/spu.md (umask, nmask): Define.
7969 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
7970 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
7971 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
7972 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
7973 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
7974 (lshr<mode>3_reg): Fix rtl description.
7976 Make sure mulhisi immediate operands are valid.
7977 * config/spu/predicates.md (imm_K_operand): Add.
7978 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
7980 Generate constants using fsmbi and andi.
7981 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
7982 (print_operand, spu_split_immediate, classify_immediate,
7983 fsmbi_const_p): Handle IC_FSMBI2.
7985 Correctly handle a CONST_VECTOR containing symbols.
7986 * config/spu/spu.c (print_operand): Handle HIGH correctly.
7987 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
7988 (immediate_load_p): Allow symbols that use 2 instructions to create.
7989 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
7990 with symbols when flag_pic is set.
7991 (const_vector_immediate_p): New.
7992 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
7993 accept a CONST_VECTOR with symbols.
7994 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
7995 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
7997 * config/spu/spu.md (high, low): Delete.
7998 (low_<mode>): Define.
8000 Remove INTRmode and INTR_REGNUM, which didn't work.
8001 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
8003 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
8004 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
8005 peephole2 pattern): Don't use INTR or 131.
8006 (movintrcc): Delete.
8007 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
8008 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
8009 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
8010 (UNSPEC_SET_INTR): Add.
8011 * config/spu/spu-modes.def (INTR): Remove.
8013 More accurate warnings about run-time relocations.
8014 * config/spu/spu.c (reloc_diagnostic): Test in_section.
8016 Correctly warn about immediate arguments to specific intrinsics.
8017 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
8018 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
8019 the instruction predicate.
8021 Fix tree check errors with latest update.
8022 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
8024 (spu_expand_builtin): Use CALL_EXPR_FN.
8026 Add missing specific intrinsics.
8027 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
8029 * config/spu/spu_internals.h: Ditto.
8031 Fix incorrect operand modifiers.
8032 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
8033 * config/spu/spu.md (xor<mode>3): Change %S to %J.
8035 Optimize one case of zero_extend of a vec_select.
8036 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
8038 Accept any immediate for hbr.
8039 * config/spu/spu.md (hbr): Change s constraints to i.
8041 2007-02-21 Paul Brook <paul@codesourcery.com>
8043 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
8044 condexec_count when skipping USE and CLOBBER.
8046 2007-02-21 Nick Clifton <nickc@redhat.com>
8048 * common.opt (Warray-bounds): Add Warning attribute.
8049 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
8051 (fsized-zeroes): Add Optimization attribute.
8052 (fsplit-wide-types, ftree-scev-cprop): Likewise.
8053 * c.opt (Wc++0x-compat): Add Warning attribute.
8055 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
8058 * reload1.c (eliminate_regs_in_insn): In the single_set special
8059 case, attempt to re-recognize the insn before falling back to
8060 having reload fix it up.
8062 2007-02-20 Eric Christopher <echristo@gmail.com>
8064 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
8065 Rewrite accordingly.
8066 (frv_read_iacc_argument): Ditto.
8067 (frv_expand_set_builtin): Take a call instead of arglist, update for
8069 (frv_expand_unop_builtin): Ditto.
8070 (frv_expand_binop_builtin): Ditto.
8071 (frv_expand_cut_builtin): Ditto.
8072 (frv_expand_binopimm_builtin): Ditto.
8073 (frv_expand_voidbinop_builtin): Ditto.
8074 (frv_expand_int_void2arg): Ditto.
8075 (frv_expand_prefetches): Ditto.
8076 (frv_expand_voidtriop_builtin): Ditto.
8077 (frv_expand_voidaccop_builtin): Ditto.
8078 (frv_expand_load_builtin): Ditto.
8079 (frv_expand_store_builtin): Ditto.
8080 (frv_expand_mdpackh_builtin): Ditto.
8081 (frv_expand_mclracc_builtin): Ditto.
8082 (frv_expand_mrdacc_builtin): Ditto.
8083 (frv_expand_mwtacc_builtin): Ditto.
8084 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
8087 2007-02-20 Janis Johnson <janis187@us.ibm.com>
8089 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
8090 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
8092 (HAVE_GAS_DFP): Check for assembler support of decimal floating
8094 * configure: Regenerate.
8095 * config.in: Regenerate.
8096 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
8097 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
8098 masks to power6 and power6x and to POWERPC_MASKS.
8099 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8101 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
8102 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
8103 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
8104 Access PROTOTYPE as variable, not mask.
8106 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
8108 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
8109 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
8110 * combine.c (adjust_for_new_dest): Use it.
8111 * postreload.c (reload_combine): Likewise.
8113 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
8115 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
8116 notes on an insn with multiple sets, even if single_set returns
8117 non-NULL for that insn.
8119 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8121 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
8124 2007-02-20 Geoffrey Keating <geoffk@apple.com>
8126 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
8127 if user didn't pass it.
8128 * config/i386/darwin.h (CC1_SPEC): Likewise.
8129 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
8130 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
8131 -mmacosx-version-min.
8133 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8134 Uros Bizjak <ubizjak@gmail.com>
8136 * optabs.h (enum optab_index): Add new OTI_scalb.
8137 (scalb_optab): Define corresponding macro.
8138 * optabs.c (init_optabs): Initialize scalb_optab.
8139 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
8141 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
8142 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
8143 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
8144 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
8145 flag_unsafe_math_optimizations is set.
8147 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
8148 to implement scalbf, scalb and scalbl built-ins as inline x87
8151 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8152 DJ Delorie <dj@redhat.com>
8155 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
8156 (diagnostic_report_diagnostic): ... here, and turn them into real
8157 errors. If warnings are inhibited, no need to do anything.
8159 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
8161 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
8162 better code generation.
8164 2007-02-20 Ben Elliston <bje@au.ibm.com>
8166 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
8168 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
8170 * config/alpha/alpha.c, config/alpha/alpha.md,
8171 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
8172 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
8173 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
8174 config/arm/lib1funcs.asm: Follow spelling conventions.
8176 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
8177 config/fr30/fr30.md, config/i386/i386.h,
8178 config/iq2000/iq2000.h, config/iq2000/predicates.md,
8179 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
8180 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
8181 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
8182 config/rs6000/altivec.md, config/rs6000/rs6000.c,
8183 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
8184 config/sparc/sparc.c, config/sparc/sparc.h,
8185 config/sparc/sparc.md, config/spu/constraints.md,
8186 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
8189 2007-02-20 Alan Modra <amodra@bigpond.net.au>
8192 * varasm.c (use_blocks_for_decl_p): Return false for decls with
8195 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
8197 * doc/invoke.texi (-ftree-lrs): Remove.
8199 2007-02-19 Diego Novillo <dnovillo@redhat.com>
8201 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
8204 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
8206 * config/ia64/ia64.c (ia64_expand_builtin): Use the
8207 new CALL_EXPR_FN macro for retrieving the function
8208 declaration of the input expression.
8210 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8212 * c.opt (Waddress): New.
8213 * common.opt (Walways-true): Delete.
8214 (Wstring-literal-comparison): Delete.
8215 * doc/invoke.texi (Warning Options): Delete -Walways-true and
8216 -Wstring-literal-comparison. Add -Waddress.
8218 (Walways-true): Delete.
8219 (Wstring-literal-comparison): Delete.
8220 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
8221 consistently instead of -Walways-true in example.
8222 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
8223 * c-typeck.c (parser_build_binary_op): Replace
8224 -Wstring-literal-comparison and -Walways-true with -Waddress.
8225 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
8228 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
8230 * tree-cfg.c (dump_function_to_file): Be prepared for functions
8231 without DECL_STRUCT_FUNCTION initialized.
8233 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
8235 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
8236 due to calls to functions taking pointers as parameters.
8238 2007-02-19 Richard Henderson <rth@redhat.com>
8241 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
8244 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
8246 * config/s390/s390.c (s390_call_saved_register_used,
8247 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
8248 accessed to the new scheme.
8250 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
8252 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
8253 (cris_print_index, cris_print_operand, cris_print_operand_address)
8254 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
8255 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
8256 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
8258 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
8259 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
8260 GO_IF_LEGITIMATE_ADDRESS): Ditto.
8261 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
8262 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
8263 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
8264 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
8265 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
8266 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
8267 (uminsi3, call, call_value): Ditto.
8268 (define_split: indir_to_reg_split, unnamed): Ditto.
8270 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
8272 PR tree-optimization/30975
8273 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
8276 2007-02-18 Eric Christopher <echristo@gmail.com>
8278 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
8279 Remove use of arglist.
8280 (mips_expand_builtin): Remove use of arglist, pass in expr.
8281 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
8282 (mips_expand_builtin_movtf): Ditto.
8283 (mips_expand_builtin_compare): Ditto.
8285 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
8287 * tree-sra.c (sra_build_assignment): Replace assertion
8288 checking with a comment explaining why it can't be done.
8290 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
8293 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
8294 during CALL_EXPR representation conversion.
8295 * tree-ssa-propagate.c (set_rhs): Likewise.
8297 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
8299 * tree-sra.c (sra_build_assignment): Disable assertion checking
8302 2007-02-18 Roger Sayle <roger@eyesopen.com>
8304 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
8305 instead of calling build2 with a GIMPLE_MODIFY_STMT.
8306 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
8308 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
8309 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
8310 gimplify_init_ctor_eval_range, gimple_push_cleanup,
8311 gimplify_omp_for, gimplify_omp_atomic_pipeline,
8312 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
8313 force_gimple_operand): Likewise.
8314 * ipa-cp.c (constant_val_insert): Likewise.
8315 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
8316 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
8317 perfect_nestify): Likewise.
8318 * langhooks.c (lhd_omp_assignment): Likewise.
8319 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
8320 lower_copyprivate_clauses, lower_send_clauses,
8321 lower_send_shared_vars, expand_parallel_call,
8322 expand_omp_for_generic, expand_omp_for_static_nochunk,
8323 expand_omp_for_static_chunk, expand_omp_sections,
8324 lower_omp_single_copy, lower_omp_for_lastprivate,
8325 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
8326 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
8327 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
8330 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
8332 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
8333 config/sh/sh.md: Follow spelling conventions.
8335 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
8336 config/frv/predicates.md: Follow spelling conventions.
8338 * config/m68k/linux-unwind.h: Fix a comment typo.
8339 * target.h: Follow spelling conventions.
8341 2007-02-18 Roger Sayle <roger@eyesopen.com>
8343 PR rtl-optimization/28173
8344 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
8345 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
8346 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
8347 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
8348 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
8350 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8352 * builtins.c (fold_builtin_load_exponent): New.
8353 (fold_builtin_2): Use it.
8355 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
8357 PR rtl-optimization/30773
8358 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
8359 if we fail to attach a REG_EQUIV note.
8361 2007-02-18 David Edelsohn <edelsohn@gnu.org>
8362 Roger Sayle <roger@eyesopen.com>
8364 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
8366 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
8368 * calls.c (initialize_argument_information): Pass original EXP
8369 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
8370 code to split complex arguments here, as part of initializing the
8372 (expand_call): Remove code that builds a list of arguments and
8373 inserts implicit arguments into it. Instead, just count how many
8374 implicit arguments there will be so we can determine the size of
8375 the ARGS array, and let initialize_argument_information do the work.
8376 (split_complex_values): Delete unused function.
8378 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
8380 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
8382 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
8384 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
8385 for arg pointer based indexed addressing.
8387 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
8389 * config/ia64/ia64.h, config/ia64/ia64.md,
8390 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
8391 spelling conventions.
8393 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
8395 * config/m68k/m68k.c (split_di): New.
8396 * config/m68k/m68k-protos.h: Declare split_di.
8397 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
8398 Improve predicate handling and split constant shifts.
8400 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
8402 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
8403 parameter for register bitfield operations, general predicates
8406 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
8408 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
8409 * config/m68k/linux-unwind.h: New file.
8411 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
8413 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
8414 config/i386/athlon.md, config/ia64/ia64.md,
8415 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
8416 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
8417 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
8418 tree-ssa-loop-niter.c, tree-vect-analyze.c,
8419 tree-vect-transform.c: Fix comment typos.
8421 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
8423 * sched-deps.c (find_insn_list): Remove.
8424 * sched-int.h: Remove the prototype for find_insn_list.
8426 2007-02-16 Geoffrey Keating <geoffk@apple.com>
8428 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
8430 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
8431 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
8432 darwin_rs6000_override_options.
8433 (C_COMMON_OVERRIDE_OPTIONS): Expect
8434 darwin_macosx_version_min to be non-NULL always.
8435 (TARGET_C99_FUNCTIONS): Likewise.
8436 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
8437 (DARWIN_MINVERSION_SPEC): New.
8438 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
8439 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
8441 (DARWIN_MINVERSION_SPEC): New.
8442 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
8444 * config/darwin-c.c (darwin_cpp_builtins): Expect
8445 darwin_macosx_version_min to be non-NULL always.
8447 * config/rs6000/rs6000.c: Clean up trailing whitespace.
8449 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
8451 * config/i386/i386.h (x86_use_xchgb): New.
8452 (TARGET_USE_XCHGB): New macro.
8453 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
8454 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
8455 Split after reload into bswaphi for shifts of 8.
8456 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
8457 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
8458 or when optimizing for size.
8460 2007-02-16 Richard Guenther <rguenther@suse.de>
8461 Christian Bruel <christian.bruel@st.com>
8463 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
8464 DECLs but prefer SSA_NAMEs over DECLs.
8466 2007-02-16 Richard Guenther <rguenther@suse.de>
8468 * tree-flow-inline.h (single_imm_use_p): Remove.
8469 (zero_imm_uses_p): Likewise.
8470 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
8471 instead of single_imm_use_p.
8472 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
8475 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8478 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
8479 nested double- and backquotes.
8481 2007-02-15 Roger Sayle <roger@eyesopen.com>
8484 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
8485 should be unreachable.
8486 (build2_stat): Allow construction of MODIFY_EXPR at any time.
8487 For the time being redirect GIMPLE_MODIFY_STMT to the new
8488 (renamed) build_gimple_modify_stmt_stat.
8489 (build2_gimple_stat): Rename to...
8490 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
8491 Always build a GIMPLE_MODIFY_STMT node.
8492 * tree.h (build2_gimple, build2_gimple_stat): Delete.
8493 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
8496 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
8497 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
8498 * tree-complex.c (set_component_ssa_name, expand_complex_move,
8499 expand_complex_div_wide): Likewise.
8500 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
8501 * tree-ssa-loop-im.c (schedule_sm): Likewise.
8502 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
8503 * tree-ssa-loop-manip.c (create_iv): Likewise.
8504 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
8505 abs_replacement): Likewise.
8506 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
8507 realify_fake_stores): Likewise.
8509 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
8510 node rather than a GIMPLE_MODIFY_STMT node.
8511 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
8512 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
8514 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
8515 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
8518 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8521 * fold-const.c (fold_comparison): Add back the
8522 folding of constant complex comparisions.
8524 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8527 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
8528 effects unknown to this function, return early.
8530 2007-02-15 Ian Lance Taylor <iant@google.com>
8532 * lower-subreg.c (move_eh_region_note): New static function.
8533 (resolve_simple_move): Call it.
8534 (decompose_multiword_subregs): Track blocks for which we resolve a
8535 simple move which is also a control flow insn. Pass them to
8536 find_many_sub_basic_blocks.
8537 (pass_lower_subreg): Add TODO_verify_flow.
8538 (pass_lower_subreg2): Likewise.
8540 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8541 Brooks Moses <brooks.moses@codesourcery.com>
8542 Lee Millward <lee.millward@codesourcery.com>
8544 * tree.h (enum tree_code_class): Add tcc_vl_exp.
8545 (VL_EXP_CLASS_P): New.
8546 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
8548 (TREE_OPERAND_CHECK_CODE): Likewise.
8549 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
8550 (TREE_RTL_OPERAND_CHECK): Likewise.
8551 (tree_operand_check_failed): Make second parameter the whole tree
8552 instead of its code. Fixed callers.
8553 (VL_EXP_CHECK): New.
8554 (TREE_OPERAND_LENGTH): New.
8555 (VL_EXP_OPERAND_LENGTH): New.
8556 (CALL_EXPR_FN): New.
8557 (CALL_EXPR_STATIC_CHAIN): New.
8558 (CALL_EXPR_ARGS): New.
8559 (CALL_EXPR_ARG): New.
8560 (call_expr_nargs): New.
8561 (CALL_EXPR_ARGP): New.
8562 (build_nt_call_list): Declare.
8563 (build_vl_exp_stat): Declare.
8564 (build_vl_exp): New.
8565 (build_call_list): Declare.
8566 (build_call_nary): Declare.
8567 (build_call_valist): Declare.
8568 (build_call_array): Declare.
8569 (call_expr_arg): Declare.
8570 (call_expr_argp): Declare.
8571 (call_expr_arglist): Declare.
8572 (fold_build_call_list): Declare.
8573 (fold_build_call_list_initializer): Declare.
8574 (fold_call_expr): Declare to replace fold_builtin.
8575 (fold_builtin_fputs): Update to agree with modified definition.
8576 (fold_builtin_strcpy): Likewise.
8577 (fold_builtin_strncpy): Likewise.
8578 (fold_builtin_memory_chk): Likewise.
8579 (fold_builtin_stxcpy_chk): Likewise.
8580 (fold_builtin_strncpy_chk): Likewise.
8581 (fold_builtin_next_arg): Likewise.
8582 (fold_build_call_expr): Declare.
8583 (fold_builtin_call_list): Declare.
8584 (fold_builtin_call_valist): Declare.
8585 (build_call_expr): Declare.
8586 (validate_arglist): Update to agree with modified definition.
8587 (tree_operand_length): New.
8588 (call_expr_arg_iterator): New.
8589 (init_call_expr_arg_iterator): New.
8590 (next_call_expr_arg): New.
8591 (first_call_expr_arg): New.
8592 (more_call_expr_args_p): New.
8593 (FOR_EACH_CALL_EXPR_ARG): New.
8595 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
8596 and tcc_gimple_stmt.
8597 (tree_code_size): Update documentation. Use sizeof (tree) rather
8598 than sizeof (char *).
8599 (tree_size): Likewise. Add case for tcc_vl_exp.
8600 (tree_node_structure): Add case for tcc_vl_exp.
8601 (contains_placeholder_p): Likewise.
8602 (substitute_in_expr): Likewise.
8603 (substitute_placeholder_in_expr): Likewise.
8604 (stabilize_reference_1): Likewise.
8605 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
8606 to diagnose breakage of this interface for constructing CALL_EXPRs.
8607 (build_nt): Add similar assertion here.
8608 (build_nt_call_list): New.
8609 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
8610 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
8612 (get_callee_fndecl): Use new CALL_EXPR accessors.
8613 (tree_operand_check_failed): Change parameters to pass entire node
8614 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
8615 (process_call_operands): New.
8616 (build_vl_exp_stat): New.
8617 (build_call_list): New.
8618 (build_call_nary): New.
8619 (build_call_valist): New.
8620 (build_call_array): New.
8621 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8622 (call_expr_arglist): New.
8624 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
8625 tcc_vl_exp instead of a fixed-size tcc_expression.
8627 * doc/c-tree.texi (CALL_EXPR): Document new representation and
8628 accessors for CALL_EXPRs.
8629 (AGGR_INIT_EXPR): Likewise.
8631 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8632 Brooks Moses <brooks.moses@codesourcery.com>
8633 Lee Millward <lee.millward@codesourcery.com>
8635 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
8636 (expand_builtin_nonlocal_goto): Change parameter to be entire
8637 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
8638 (expand_builtin_prefetch): Likewise.
8639 (expand_builtin_classify_type): Likewise.
8640 (mathfn_built_in): Return NULL_TREE instead of 0.
8641 (expand_errno_check): Use new CALL_EXPR accessors.
8642 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
8643 Return NULL_RTX instead of 0.
8644 (expand_builtin_mathfn_2): Likewise.
8645 (expand_builtin_mathfn_3): Likewise.
8646 (expand_builtin_interclass_mathfn): Likewise.
8647 (expand_builtin_sincos): Likewise.
8648 (expand_builtin_cexpi): Likewise.
8649 (expand_builtin_int_roundingfn): Likewise.
8650 (expand_builtin_int_roundingfn_2): Likewise.
8651 (expand_builtin_pow): Likewise.
8652 (expand_builtin_powi): Likewise.
8653 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
8654 of arglist, fixing callers appropriately. Use new CALL_EXPR
8655 accessors and constructors. Return NULL_RTX instead of 0.
8656 (expand_builtin_strstr): Likewise.
8657 (expand_builtin_strchr): Likewise.
8658 (expand_builtin_strrchr): Likewise.
8659 (expand_builtin_strpbrk): Likewise.
8660 (expand_builtin_memcpy): Likewise.
8661 (expand_builtin_mempcpy): Likewise.
8662 (expand_builtin_mempcpy_args): New.
8663 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
8664 (expand_builtin_memmove_args): New.
8665 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
8666 (expand_movstr): Likewise.
8667 (expand_builtin_strcpy): Likewise.
8668 (expand_builtin_strcpy_args): New.
8669 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
8670 (expand_builtin_strncpy): Likewise.
8671 (expand_builtin_memset): Likewise.
8672 (expand_builtin_memset_args): New.
8673 (expand_builtin_bzero): Similarly to expand_builtin_memset.
8674 (expand_builtin_memcmp): Likewise.
8675 (expand_builtin_strcmp): Likewise.
8676 (expand_builtin_strncmp): Likewise.
8677 (expand_builtin_strcat): Likewise.
8678 (expand_builtin_strncat): Likewise.
8679 (expand_builtin_strspn): Likewise.
8680 (expand_builtin_strcspn): Likewise.
8681 (expand_builtin_args_info): Likewise.
8682 (expand_builtin_va_start): Likewise.
8683 (gimplify_va_arg_expr): Likewise.
8684 (expand_builtin_va_end): Likewise.
8685 (expand_builtin_va_copy): Likewise.
8686 (expand_builtin_frame_address): Likewise.
8687 (expand_builtin_alloca): Likewise.
8688 (expand_builtin_bswap): Likewise.
8689 (expand_builtin_unop): Likewise.
8690 (expand_builtin_fputs): Likewise.
8691 (expand_builtin_expect): Likewise.
8692 (expand_builtin_fabs): Likewise.
8693 (expand_builtin_copysign): Likewise.
8694 (expand_builtin_printf): Likewise.
8695 (expand_builtin_fprintf): Likewise.
8696 (expand_builtin_sprintf): Likewise.
8697 (expand_builtin_init_trampoline): Likewise.
8698 (expand_builtin_signbit): Likewise.
8699 (expand_builtin_fork_or_exec): Likewise.
8700 (expand_builtin_sync_operation): Likewise.
8701 (expand_builtin_compare_and_swap): Likewise.
8702 (expand_builtin_lock_test_and_set): Likewise.
8703 (expand_builtin_lock_release): Likewise.
8704 (expand_builtin): Likewise.
8705 (builtin_mathfn_code): Likewise.
8707 (fold_builtin_constant_p): Pass call arguments individually instead
8708 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
8709 accessors and constructors. Return NULL_TREE instead of 0.
8710 (fold_builtin_expect): Likewise.
8711 (fold_builtin_classify_type): Likewise.
8712 (fold_builtin_strlen): Likewise.
8713 (fold_builtin_nan): Likewise.
8714 (integer_valued_real_p): Likewise.
8715 (fold_trunc_transparent_mathfn): Likewise.
8716 (fold_fixed_mathfn): Likewise.
8717 (fold_builtin_cabs): Likewise.
8718 (fold_builtin_sqrt): Likewise.
8719 (fold_builtin_cbrt): Likewise.
8720 (fold_builtin_cos): Likewise.
8721 (fold_builtin_cosh): Likewise.
8722 (fold_builtin_tan): Likewise.
8723 (fold_builtin_sincos): Likewise.
8724 (fold_builtin_cexp): Likewise.
8725 (fold_builtin_trunc): Likewise.
8726 (fold_builtin_floor): Likewise.
8727 (fold_builtin_ceil): Likewise.
8728 (fold_builtin_round): Likewise.
8729 (fold_builtin_int_roundingfn): Likewise.
8730 (fold_builtin_bitop): Likewise.
8731 (fold_builtin_bswap): Likewise.
8732 (fold_builtin_logarithm): Likewise.
8733 (fold_builtin_hypot): Likewise.
8734 (fold_builtin_pow): Likewise.
8735 (fold_builtin_powi): Likewise.
8736 (fold_builtin_exponent): Likewise.
8737 (fold_builtin_memset): Likewise.
8738 (fold_builtin_bzero): Likewise.
8739 (fold_builtin_memory_op): Likewise.
8740 (fold_builtin_bcopy): Deleted; call site changed to invoke
8741 fold_builtin_memory_op directly.
8742 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
8743 (fold_builtin_strncpy): Likewise.
8744 (fold_builtin_memcmp): Likewise.
8745 (fold_builtin_strcmp): Likewise.
8746 (fold_builtin_strncmp): Likewise.
8747 (fold_builtin_signbit): Likewise.
8748 (fold_builtin_copysign): Likewise.
8749 (fold_builtin_isascii): Likewise.
8750 (fold_builtin_toascii): Likewise.
8751 (fold_builtin_isdigit): Likewise.
8752 (fold_builtin_fabs): Likewise.
8753 (fold_builtin_abs): Likewise.
8754 (fold_builtin_fmin_fmax): Likewise.
8755 (fold_builtin_carg): Likewise.
8756 (fold_builtin_classify): Likewise.
8757 (fold_builtin_unordered_cmp): Likewise.
8759 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
8760 New functions split out from fold_builtin_1.
8761 (fold_builtin_n): New.
8762 (fold_builtin_varargs): New.
8763 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
8765 (fold_call_expr): New.
8766 (build_function_call_expr): Rewrite to use new helper function.
8767 (fold_builtin_call_list): New.
8768 (build_call_expr): New.
8769 (fold_builtin_call_valist): New.
8770 (rewrite_call_expr): New.
8771 (validate_arg): New.
8772 (validate_arglist): Change parameter to be entire CALL_EXPR instead
8773 of an arglist. Change return type to bool. Use new CALL_EXPR
8776 (fold_builtin_strstr): Pass call arguments individually instead
8777 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
8778 accessors and constructors. Return NULL_TREE instead of 0.
8779 (fold_builtin_strchr): Likewise.
8780 (fold_builtin_strrchr): Likewise.
8781 (fold_builtin_strpbrk): Likewise.
8782 (fold_builtin_strcat): Likewise.
8783 (fold_builtin_strncat): Likewise.
8784 (fold_builtin_strspn): Likewise.
8785 (fold_builtin_strcspn): Likewise.
8786 (fold_builtin_fputs): Likewise.
8787 (fold_builtin_next_arg): Likewise.
8788 (fold_builtin_sprintf): Likewise.
8790 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
8791 NULL_RTX instead of 0.
8792 (expand_builtin_memory_chk): Likewise.
8793 (maybe_emit_chk_warning): Likewise.
8794 (maybe_emit_sprintf_chk_warning): Likewise.
8796 (fold_builtin_object_size): Pass call arguments individually instead
8797 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
8798 accessors and constructors. Return NULL_TREE instead of 0.
8799 (fold_builtin_memory_chk): Likewise.
8800 (fold_builtin_stxcpy_chk): Likewise.
8801 (fold_builtin_strncpy_chk): Likewise.
8802 (fold_builtin_strcat_chk): Likewise.
8803 (fold_builtin_strcat_chk): Likewise.
8804 (fold_builtin_strncat_chk): Likewise.
8805 (fold_builtin_sprintf_chk): Likewise.
8806 (fold_builtin_snprintf_chk): Likewise.
8807 (fold_builtin_printf): Likewise.
8808 (fold_builtin_vprintf): Likewise.
8810 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
8812 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
8813 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8814 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
8815 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
8816 (fold_unary): Likewise.
8817 (fold_binary): Likewise.
8818 (fold_ternary): Remove CALL_EXPR case, since they are no longer
8819 ternary expressions.
8820 (fold): Add logic for tcc_vl_exp.
8821 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
8822 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8823 (fold_build3_stat): Add assertion to flag broken interface for
8824 constructing CALL_EXPRs.
8825 (fold_build_call_list): New.
8826 (fold_build_call_list_initializer): New.
8827 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
8829 (fold_strip_sign_ops): Likewise.
8831 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
8832 Brooks Moses <brooks.moses@codesourcery.com>
8833 Lee Millward <lee.millward@codesourcery.com>
8835 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
8836 accessors and dump arguments explicitly.
8838 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
8840 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
8842 (print_call_name): Use new CALL_EXPR accessors.
8844 * print-tree.c (print_node): Add case tcc_vl_exp. Print
8845 CALL_EXPR arguments explicitly instead of as a list. Use
8846 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8848 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
8849 (vrp_visit_stmt): Likewise.
8851 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
8852 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
8854 (force_move_till_expr): Likewise.
8856 * targhooks.c (default_external_stack_protect_fail): Use
8857 build_call_expr instead of build_function_call_expr.
8858 (default_hidden_stack_protect_fail): Likewise.
8860 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
8863 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
8864 and walk arguments explicitly.
8866 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
8867 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8868 (expand_simple_operations): Likewise.
8869 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
8871 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
8872 of TREE_CODE_LENGTH.
8873 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
8875 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
8876 instead of TREE_CODE_LENGTH.
8878 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
8879 (tree_ic_transform): Likewise.
8880 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
8881 parameter instead of arglist. Fix callers.
8882 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
8883 (tree_stringops_transform): Likewise.
8884 (tree_indirect_call_to_profile): Likewise.
8885 (tree_stringops_values_to_profile): Likewise.
8887 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
8888 (eliminate_tail_call): Likewise.
8890 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
8892 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
8893 Use TREE_OPERAND_LENGTH and generalize to handle any number of
8895 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
8897 * omp-low.c (build_omp_barrier): Use build_call_expr.
8898 (lower_rec_input_clauses): Likewise.
8899 (lower_reduction_clauses): Likewise.
8900 (expand_parallel_call): Likewise.
8901 (maybe_catch_exception): Likewise.
8902 (expand_omp_for_generic): Likewise.
8903 (expand_omp_for_static_nochunk): Likewise.
8904 (expand_omp_sections): Likewise.
8905 (lower_omp_single_simple): Likewise.
8906 (lower_omp_single_copy): Likewise.
8907 (lower_omp_master): Likewise.
8908 (lower_omp_ordered): Likewise.
8909 (lower_omp_critical): Likewise.
8911 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
8912 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
8914 * tree-gimple.c (is_gimple_call_addr): Fix doc.
8915 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
8916 TREE_CODE_LENGTH. Add tcc_vl_exp case.
8918 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
8919 and generalize to handle any number of operands.
8920 (chrec_contains_undetermined): Likewise.
8921 (tree_contains_chrecs): Likewise.
8922 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
8924 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
8926 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
8927 fold_call_expr instead of fold_builtin.
8928 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
8929 match declarations there.
8930 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
8933 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
8934 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
8936 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
8937 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
8939 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
8942 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
8943 (execute_cse_sincos): Use new CALL_EXPR accessors.
8945 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
8947 * gimple-low.c (lower_function_body): Use build_call_expr.
8948 (lower_builtin_setjmp): Likewise.
8950 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
8951 (set_storage_via_libcall): Likewise.
8952 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
8953 instead of TREE_CODE_LENGTH.
8954 (expand_expr_real_1): Use new CALL_EXPR accessors.
8956 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
8957 generalize to handle any number of operands.
8958 (TB_parent_eq): Likewise.
8960 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
8961 (strip_builtin_expect): Likewise.
8963 * function.c (gimplify_parameters): Use build_call_expr.
8965 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
8966 instead of TREE_CODE_LENGTH.
8968 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
8969 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
8971 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
8974 * gimplify.c (build_stack_save_restore): Use build_call_expr.
8975 (gimplify_decl_expr): Likewise.
8976 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
8977 Use new CALL_EXPR iterators.
8978 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
8979 (gimplify_modify_expr_to_memset): Likewise.
8980 (gimplify_variable_sized_compare): Likewise.
8981 (gimplify_omp_atomic_fetch_op): Likewise.
8982 (gimplify_omp_atomic_pipeline): Likewise.
8983 (gimplify_omp_atomic_mutex): Likewise.
8984 (gimplify_function_tree): Likewise.
8986 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
8987 (call_expr_flags): Likewise.
8988 (expand_call): Likewise.
8990 * except.c (expand_builtin_eh_return_data_regno): Pass entire
8991 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
8994 * coverage.c (create_coverage): Use build_call_expr.
8996 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
8997 (temp_call_expr_obstack): New.
8998 (pool_copy_list): Delete.
8999 (temp_copy_call_expr): New.
9000 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
9001 CALL_EXPR accessors. Get rid of special goo for copying argument
9002 lists and use temp_copy_call_expr instead.
9003 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
9004 CALL_EXPR accessors.
9005 (create_expression_by_pieces): Likewise. Use build_call_array
9006 to construct the result instead of fold_build3.
9007 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
9008 dealing with argument lists.
9009 (init_pre): Remove references to expression_node_pool and
9010 list_node_pool. Init temp_call_expr_obstack instead.
9011 (fini_pre): Remove references to expression_node_pool and
9014 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
9015 and walk arguments explicitly instead of as a list.
9017 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
9018 (mx_register_decls): Likewise.
9019 (mudflap_register_call): Likewise.
9020 (mudflap_finish_file): Likewise.
9022 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
9023 (ipa_callsite_compute_param): Likewise.
9025 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
9026 accessors and constructor.
9028 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
9029 accessors and constructor.
9030 (convert_tramp_reference): Likewise.
9031 (convert_call_expr): Likewise.
9032 (finalize_nesting_tree_1): Likewise.
9034 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
9037 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
9039 * tree-inline.c (initialize_inlined_parameters): Pass entire
9040 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
9042 (estimate_num_insns_1): Use new CALL_EXPR accessors.
9043 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
9045 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
9046 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9047 (vectorizable_reduction): Likewise.
9048 (vectorizable_call): Use new CALL_EXPR iterators.
9049 (vectorizable_conversion): Use build_call_expr.
9050 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
9051 (vect_gen_widened_results_half): Use build_call_expr.
9052 (vect_setup_realignment): Likewise.
9053 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
9055 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
9056 (pass_through_call): Likewise.
9057 (compute_object_sizes): Likewise. Use fold_call_expr instead of
9060 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
9061 (tree_gen_pow2_profiler): Likewise.
9062 (tree_gen_one_value_profiler): Likewise.
9063 (tree_gen_ic_func_profiler): Likewise.
9064 (tree_gen_average_profiler): Likewise.
9065 (tree_gen_ior_profiler): Likewise.
9067 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
9068 (find_func_aliases): Use new CALL_EXPR accessors. Add case
9069 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
9071 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
9072 of TREE_CODE_LENGTH.
9074 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
9075 of TREE_CODE_LENGTH.
9077 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
9079 (convert_to_integer): Likewise.
9081 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
9084 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9085 Brooks Moses <brooks.moses@codesourcery.com>
9086 Lee Millward <lee.millward@codesourcery.com>
9088 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
9090 * config/frv/frv.c (frv_expand_builtin): Likewise.
9091 * config/s390/s390.c (s390_expand_builtin): Likewise.
9093 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
9094 (sparc_expand_builtin): Use new CALL_EXPR accessors.
9096 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
9097 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
9098 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
9099 (ix86_expand_store_builtin): Likewise.
9100 (ix86_expand_unop_builtin): Likewise.
9101 (ix86_expand_unop1_builtin): Likewise.
9102 (ix86_expand_sse_compare): Likewise.
9103 (ix86_expand_sse_comi): Likewise.
9104 (ix86_expand_vec_init_builtin): Likewise.
9105 (ix86_expand_vec_ext_builtin): Likewise.
9106 (ix86_expand_vec_set_builtin): Likewise.
9107 (ix86_expand_builtin): Use new CALL_EXPR accessors.
9109 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
9110 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
9112 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
9113 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
9114 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
9116 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
9118 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
9119 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
9120 arglist. Use new CALL_EXPR accessors. Fix callers.
9121 (altivec_expand_abs_builtin): Likewise.
9122 (rs6000_expand_binop_builtin): Likewise.
9123 (altivec_expand_predicate_builtin): Likewise.
9124 (altivec_expand_lv_builtin): Likewise.
9125 (spe_expand_stv_builtin): Likewise.
9126 (altivec_expand_stv_builtin): Likewise.
9127 (rs6000_expand_ternop_builtin): Likewise.
9128 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
9129 (altivec_expand_st_builtin): Likewise.
9130 (altivec_expand_dst_builtin): Likewise.
9131 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
9132 arglist. Use new CALL_EXPR accessors. Fix callers.
9133 (altivec_expand_vec_set_builtin): Likewise.
9134 (altivec_expand_vec_ext_builtin): Likewise.
9135 (altivec_expand_builtin): Use new CALL_EXPR accessors.
9136 (spe_expand_builtin): Likewise.
9137 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
9138 arglist. Use new CALL_EXPR accessors. Fix callers.
9139 (spe_expand_evsel_builtin): Likewise.
9140 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
9141 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
9143 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
9144 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
9145 (arm_expand_unop_builtin): Likewise.
9146 (arm_expand_builtin): Use new CALL_EXPR accessors.
9148 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
9151 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
9152 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
9153 (bfin_expand_unop_builtin): Likewise.
9154 (bfin_expand_builtin): Use new CALL_EXPR accessors.
9156 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
9157 Brooks Moses <brooks.moses@codesourcery.com>
9158 Lee Millward <lee.millward@codesourcery.com>
9160 * c-semantics.c (build_stmt): Add internal diagnostic check.
9162 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
9163 accessors. Print arguments explicitly instead of as a list.
9165 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
9167 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
9168 (c_finish_omp_flish): Likewise.
9170 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
9171 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
9172 instead of TREE_CODE_LENGTH.
9173 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
9174 (c_warn_unused_result): Likewise.
9176 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9179 * doc/invoke.texi (Warning Options): Remove
9180 -Werror-implicit-function-declaration.
9181 (Wimplicit-function-declaration): Update description.
9182 * opts.c (common_handle_option): Move handling of -Werror=* to...
9183 (enable_warning_as_error): ...here.
9184 * opts.h (enable_warning_as_error): Declare.
9185 * c-decl.c (implicit_decl_warning): Unless
9186 -Wno-implicit-function-declaration is given, emit a pedwarn if
9187 -std=c99 or emit a warning if -Wimplicit-function-declaration.
9188 * c.opt (Wimplicit-function-declaration): Replace
9189 mesg_implicit_function_declaration with
9190 warn_implicit_function_declaration.
9191 * c-opts.c (c_common_handle_option):
9192 -Werror-implicit-function-declaration is exactly equal as
9193 -Werror=implicit-function-declaration.
9194 (set_Wimplicit): Replace mesg_implicit_function_declaration with
9195 warn_implicit_function_declaration.
9196 (c_common_post_options): -Wimplict-function-declaration is enabled
9197 by default by -std=c99, otherwise is disabled by default.
9198 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
9200 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
9202 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
9203 DECL on the rhs to a DECL on the lhs for debug info purposes if the
9204 former is ignored but not the latter.
9206 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
9208 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
9209 is made and the reference doesn't use the alias set of its type,
9210 do not create the temporary using that type.
9212 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
9214 * jump.c: Remove prototypes for delete_computation and
9215 delete_prior_computation.
9217 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
9219 * jump.c (get_label_after): Delete.
9220 (get_label_before, delete_computation, delete_jump,
9221 delete_prior_computation, follow_jumps): Move...
9222 * reorg.c (delete_computation, delete_prior_computation): ... here...
9223 (get_label_before, delete_jump): ... making these static ...
9224 (follow_jumps): ... and simplifying this since it only runs after
9226 * rtl.h (get_label_after, get_label_before, delete_jump,
9227 follow_jumps): Delete prototypes.
9229 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
9231 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
9233 2007-02-15 Nick Clifton <nickc@redhat.com>
9235 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
9236 order to prevent it from being munged by the target.
9238 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
9240 * config/i386/i386.md: Remove misleading comment.
9242 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
9244 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
9245 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
9248 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
9250 * tree-sra.c (instantiate_missing_elements): Canonicalize
9252 (sra_build_assignment): New.
9253 (generate_copy_inout, generate_element_copy,
9254 generate_element_zero, generate_one_element_init): Use it.
9256 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
9258 * tree-sra.c (instantiate_missing_elements): Canonicalize
9260 (sra_build_assignment): New.
9261 (generate_copy_inout, generate_element_copy,
9262 generate_element_zero, generate_one_element_init): Use it.
9264 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
9266 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
9269 2007-02-14 Joseph Myers <joseph@codesourcery.com>
9271 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
9272 types as aggregates not scalars.
9273 * function.c (assign_stack_temp_for_type): Likewise.
9275 2007-02-14 Roger Sayle <roger@eyesopen.com>
9276 Zdenek Dvorak <dvorakz@suse.cz>
9278 * tree-dump.c (dump_switch_p_1): Require exact match of the option
9281 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
9283 * passes.c (next_pass_1): Clear the next field of the copied
9286 2007-02-14 Richard Henderson <rth@redhat.com>
9288 * tree-sra.c (early_sra): New.
9289 (decl_can_be_decomposed_p): Deny va_list if early_sra.
9290 (tree_sra_early, pass_sra_early): New.
9291 * tree-pass.h (pass_sra_early): Declare.
9292 * passes.c (init_optimization_passes): Use it.
9294 2007-02-14 Richard Guenther <rguenther@suse.de>
9296 * flags.h (issue_strict_overflow_warning): Convert to a macro.
9298 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
9300 PR tree-optimization/30771
9301 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
9303 (vect_analyze_operations): Induction phis can now be marked as
9305 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
9306 Update documentation accordingly.
9308 2007-02-14 Nick Clifton <nickc@redhat.com>
9310 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
9311 most 3 arguments are supported.
9312 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
9314 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
9316 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
9317 Ensure dst->current is valid.
9319 2007-02-13 Paul Brook <paul@codesourcery.com>
9321 * config.gcc: Add arm*-*-uclinux-*eabi.
9322 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
9323 (SUBTARGET_EXTRA_LINK_SPEC): Define.
9324 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
9325 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
9326 (LINK_SPEC): Define.
9328 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
9330 * config/arm/uclinux-eabi.h: New file.
9331 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
9332 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
9335 2007-02-13 Ian Lance Taylor <iant@google.com>
9337 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
9338 * flags.h (warn_strict_overflow): Declare.
9339 (enum warn_strict_overflow_code): Define.
9340 (issue_strict_overflow_warning): New static inline function.
9341 * opts.c (warn_strict_overflow): New variable.
9342 (common_handle_option): Handle OPT_Wstrict_overflow and
9343 OPT_Wstrict_overflow_.
9344 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
9346 * fold-const.c: Include intl.h.
9347 (fold_deferring_overflow_warnings): New static variable.
9348 (fold_deferred_overflow_warning): New static variable.
9349 (fold_deferred_overflow_code): New static variable.
9350 (fold_defer_overflow_warnings): New function.
9351 (fold_undefer_overflow_warnings): New function.
9352 (fold_undefer_and_ignore_overflow_warnings): New function.
9353 (fold_deferring_overflow_warnings_p): New function.
9354 (fold_overflow_warning): New static function.
9355 (make_range): Add strict_overflow_p parameter. Change all
9357 (extract_muldiv, extract_muldiv_1): Likewise.
9358 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
9359 tree_expr_nonnegative_p.
9360 (fold_negate_expr): Call fold_overflow_warning.
9361 (fold_range_test): Likewise.
9362 (fold_comparison): Likewise.
9363 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
9364 instead of tree_expr_nonnegative_p.
9365 (tree_expr_nonnegative_warnv_p): Rename from
9366 tree_expr_nonnegative_p, add strict_overflow_p parameter.
9367 (tree_expr_nonnegative_p): New function.
9368 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
9369 strict_overflow_p parameter.
9370 (tree_expr_nonzero_p): New function.
9371 * passes.c (verify_interpass_invariants): New static function.
9372 (execute_one_pass): Call it.
9373 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
9375 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
9376 (estimate_numbers_of_iterations): Likewise.
9377 (scev_probably_wraps_p): Likewise.
9378 * tree-ssa-ccp.c: Include "toplev.h".
9379 (evaluate_stmt): Defer fold overflow warnings until we know we are
9381 (struct fold_stmt_r_data): Add stmt field.
9382 (fold_stmt_r): Defer fold overflow warnings until we know we
9384 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
9385 (fold_stmt_inplace): Likewise.
9386 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
9387 (cleanup_control_expr_graph): Defer fold overflow warnings until
9388 we know we are going to optimize.
9389 * tree-cfg.c (fold_cond_expr_cond): Likewise.
9390 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
9392 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
9393 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
9394 * tree-ssa-loop-manip.c (create_iv): Likewise.
9395 * c-typeck.c (build_conditional_expr): Likewise.
9396 (build_binary_op): Likewise.
9397 * tree-vrp.c (vrp_expr_computes_nonzero): Call
9398 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
9399 (extract_range_from_unary_expr): Likewise.
9400 * simplify-rtx.c (simplify_const_relational_operation): Warn when
9401 assuming that signed overflow does not occur.
9402 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
9403 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
9404 (fold_defer_overflow_warnings): Declare.
9405 (fold_undefer_overflow_warnings): Declare.
9406 (fold_undefer_and_ignore_overflow_warnings): Declare.
9407 (fold_deferring_overflow_warnings_p): Declare.
9408 (tree_expr_nonzero_warnv_p): Declare.
9409 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
9411 (Warning Options): Document -Wstrict-overflow.
9412 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
9413 (tree-ssa-ccp.o): Likewise.
9414 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
9415 (fold-const.o): Depend on intl.h.
9417 2007-02-13 Ian Lance Taylor <iant@google.com>
9420 * lower-subreg.c (resolve_simple_move): Decompose subregs in
9423 2007-02-13 Stuart Hastings <stuart@apple.com>
9425 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
9427 2007-02-13 Richard Henderson <rth@redhat.com>
9429 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
9430 handled_component_p before looking for the indirect_ref.
9432 2007-02-13 Richard Henderson <rth@redhat.com>
9434 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
9435 remove flags clobber.
9436 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
9437 (bswaphi_lowpart): New.
9438 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
9439 remove TARGET_BSWAP test. Delete expander of the same name.
9441 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
9442 (expand_unop): Use them.
9444 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
9446 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
9447 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
9448 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
9449 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
9450 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
9451 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
9452 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
9453 assembler dialect choice from asm templates.
9455 2007-02-12 Richard Henderson <rth@redhat.com>
9457 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
9458 (fixuns_trunc<SSEMODEF>si2): Use it.
9459 * config/i386/sse.md (vec_setv4sf_0): Export.
9460 * config/i386/i386.c (ix86_build_const_vector): Export.
9461 (ix86_split_convert_uns_si_sse): Rename from
9462 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
9463 * config/i386/i386-protos.h: Update.
9465 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9468 * c-typeck.c (c_finish_return): Improve warning message.
9470 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9472 * alias.c (find_symbolic_term): Delete unused function.
9474 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
9476 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
9477 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
9478 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
9480 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
9482 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
9483 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
9484 the function, temporarily point the debug interface to the null one.
9486 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
9488 * dwarf2out.c (round_up_to_align): New static function.
9489 (field_byte_offset): Use it to round the offset.
9491 2007-02-12 Richard Henderson <rth@redhat.com>
9493 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
9494 (inswl_const): Export.
9496 2007-02-12 Richard Henderson <rth@redhat.com>
9498 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
9499 result mode of the libcall, convert back to outmode.
9501 2007-02-12 Roger Sayle <roger@eyesopen.com>
9503 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
9504 (bswapdi2): New define_expand to implement 32-bit implementation.
9506 2007-02-12 Nick Clifton <nickc@redhat.com>
9508 * doc/invoke.texi (Overall Options): Document --help=.
9509 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
9510 (cc1_options): Pass --help= on to cc1.
9511 (display_help): Add description of --help=.
9512 (process_command): Add code to handle --help=. Allow translated
9513 --help and --target-help switches to be passed on to compiler
9515 (main): Remove unused if statement.
9516 * opts.c (columns): Remove.
9517 (LEFT_COLUMN): Define.
9518 (wrap_help): Add columns argument.
9519 (print_filtered_help): Change parameters to be an include bitmask,
9520 an exclude bitmask, an any bitmask and the column width. Move the
9521 code to display the params list here. Add code to display the
9522 status of options rather than their descriptions if the quiet flag
9524 (print_specific_help): Change parameters to be an include bitmask,
9525 an exclude bitmask and an any bitmask. Move code to look up the
9526 column width here. Decide upon the title for an options listing.
9527 (common_handle_options): Add code to handle --help=. Adapt code
9528 for --help and --target-help to use the revised form of the
9529 print_specific_help function.
9530 (print_help): Delete.
9531 (print_param_help): Delete.
9532 (print_switch): Delete.
9533 * opts.h (cl_lang_count): Add prototype.
9534 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
9535 CL_MAX_OPTION_CLASS): New defines.
9536 * optc-gen.awk: Add construction of cl_lang_count.
9537 * c.opt: Add Warning attribute to warning options and Optimization
9538 attribute to optimization options.
9539 * common.opt: Likewise.
9541 Add -fhelp and -ftarget-help as aliases for the transformed --help
9542 and --target-help options.
9543 * opt-functions.awk: Add code to handle Warning and Optimization
9546 2007-02-12 Richard Henderson <rth@redhat.com>
9548 * config/alpha/constraints.md: New file.
9549 * config/alpha/alpha.c: Include tm-constrs.h.
9550 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
9551 alpha_extra_constraint): Remove.
9552 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
9553 * config/alpha/alpha-protos.h: Update.
9554 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
9555 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
9556 (EXTRA_CONSTRAINT): Remove.
9557 * config/alpha/alpha.md: Include constraints.md.
9558 (adddi splitter): Use satisfies_constraint_*.
9559 * config/alpha/predicates.md (add_operand): Likewise.
9560 (sext_add_operand, addition_operation): Likewise.
9562 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
9564 PR tree-optimization/29145
9565 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
9566 in our handling of restrict qualified pointers.
9568 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9571 * doc/invoke.texi (Wunused-value): Update description.
9572 (Wextra): Delete item.
9573 * opts.c (set_Wextra): Don't use the value of Wextra to set the
9574 value of Wunused-value.
9575 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
9576 (c_finish_stmt_expr): Don't check extra_warnings.
9577 (emit_side_effect_warnings): The caller is responsible to check
9580 2007-02-11 Roger Sayle <roger@eyesopen.com>
9581 Matt Thomas <matt@3am-software.com>
9583 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
9585 2007-02-11 Roger Sayle <roger@eyesopen.com>
9587 * simplify-rtx.c (simplify_relational_operation_1): Optimize
9588 comparisons of POPCOUNT against zero.
9589 (simplify_const_relational_operation): Likewise.
9591 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9593 * doc/invoke.texi (Wextra): Delete outdated paragraph.
9595 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9597 * dwarf2out.c (root_type): Delete unused function.
9599 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9601 * genattrtab.c (contained_in_p): Delete unused function.
9602 (write_expr_attr_cache): Likewise.
9604 2007-02-11 Jan Hubicka <jh@suse.cz>
9606 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
9609 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
9611 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
9612 to add the REG_EQ* note.
9613 * see.c (see_merge_one_use_extension): Likewise.
9614 * local-alloc.c (update_equiv_regs): Likewise. Also don't
9615 turn REG_EQUAL notes into REG_EQUIV notes if the target
9616 register may have more than one set.
9617 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
9618 * gcse.c (try_replace_reg): Likewise.
9619 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
9620 * calls.c (fixup_tail_calls): Likewise. Abort if there is
9621 more than one REG_EQUIV note.
9622 * reload1.c (gen_reload): Use set_unique_reg_note.
9624 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
9626 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
9627 (ix86_builtin_conversion): New function.
9629 2007-02-06 Mark Mitchell <mark@codesourcery.com>
9632 * tree.h (DECL_REPLACEABLE_P): New macro.
9633 * except.c (set_nothrow_function_flags): Likewise.
9635 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
9636 Ira Rosen <irar@il.ibm.com>
9637 Dorit Nuzman <dorit@il.ibm.com>
9639 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
9640 * targhooks.c (default_builtin_vectorized_conversion): New.
9641 * targhooks.h (default_builtin_vectorized_function): New declaration.
9642 * target.h (struct vectorize): Add builtin_conversion field.
9643 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
9644 stmt_vec_info_type value.
9645 (vectorizable_conversion): New declaration.
9646 * tree-vect-analyze.c (vect_analyze_operations): Add
9647 vectorizable_conversion call.
9648 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
9649 * tree-vect-transform.c (vectorizable_conversion): New function.
9650 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
9651 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
9653 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
9654 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
9655 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
9656 or ALTIVEC_BUILTIN_VCFSX.
9658 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9661 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
9662 CONST_DOUBLE and operand 0 is a hard register.
9663 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
9664 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
9665 is a hard floating-point register.
9667 2007-02-10 Richard Henderson <rth@redhat.com>
9668 Jakub Jelinek <jakub@redhat.com>
9669 Alexandre Oliva <aoliva@redhat.com>
9671 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
9672 * builtin-types.def (BT_WORD): Make unsigned.
9673 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
9674 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
9675 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
9676 * c-decl.c (grokdeclarator): Don't error if !have_tls.
9677 * c-parser.c (c_parser_omp_threadprivate): Likewise.
9678 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
9680 * expr.c (emutls_var_address): New.
9681 (expand_expr_real_1): Expand emulated tls.
9682 (expand_expr_addr_expr_1): Likewise.
9683 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
9684 * output.h (emutls_finish): Declare.
9685 * toplev.c (compile_file): Call it.
9686 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
9687 address before wrapping in CONST.
9688 * varasm.c (emutls_htab, emutls_object_type): New.
9689 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
9690 (get_emutls_object_name, get_emutls_object_type): New.
9691 (get_emutls_init_templ_addr, emutls_decl): New.
9692 (emutls_common_1, emutls_finish): New.
9693 (assemble_variable): When emulating tls, swap decls; generate
9694 constructor for the emutls objects.
9695 (do_assemble_alias): When emulating tls, swap decl and target name.
9696 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
9698 * varpool.c (decide_is_variable_needed): Look at force_output.
9699 Recurse for emulated tls.
9700 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
9701 with decide_is_variable_needed.
9702 * emutls.c: New file.
9703 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
9704 tls_object for real tls.
9706 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
9708 PR rtl-optimization/29599
9709 * reload1.c (eliminate_regs_in_insn): Take the destination
9710 mode into account when computing the offset.
9712 2007-02-09 Stuart Hastings <stuart@apple.com>
9713 Richard Henderson <rth@redhat.com>
9715 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
9716 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
9717 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
9718 fixuns_truncdfhi2): New.
9719 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
9720 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
9721 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
9722 (floatunssidf2): Allow nonimmediate source.
9723 * config/i386/sse.md (movdi_to_sse): New.
9724 (vec_concatv2di): Drop '*'.
9725 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
9726 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
9727 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
9729 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
9730 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
9731 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
9732 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
9733 (ix86_build_signbit_mask): Fix decl of v, refactor to call
9734 ix86_build_const_vector.
9735 (x86_emit_floatuns): Rewrite.
9737 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9739 * genautomata.c (longest_path_length): Delete unused function.
9740 (struct state): Delete unused longest_path_length.
9741 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
9742 (get_free_state): Delete unused.
9744 2007-02-09 Jan Hubicka <jh@suse.cz>
9746 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
9747 * doc/invoke.texi (inline-unit-growth): Update default value.
9749 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
9750 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
9751 (rebuild_cgraph_edges): Likewise.
9752 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
9753 (dump_cgraph_node): Dump frequencies.
9754 (cgraph_clone_edge): Add frequency scales.
9755 (cgraph_clone_node): Add freuqnecy.
9756 * cgraph.h (cgraph_edge): Add freuqnecy argument.
9757 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
9758 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
9759 * tree-pass.h (TODO_rebuild_frequencies): New constant.
9760 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
9761 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
9762 (save_inline_function_body): Likewise.
9763 * ipa-inline.c: inluce rtl.h
9764 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
9765 (cgraph_edge_badness): Use frequencies.
9766 (cgraph_decide_recursive_inlining): Update clonning.
9767 (cgraph_decide_inlining_of_small_function): Dump frequency.
9768 * predict.c (estimate_bb_frequencies): Export.
9769 * predict.h (estimate_bb_frequencies): Declare.
9770 * tree-inline.c (copy_bb): Watch overflows.
9771 (expand_call_inline): Update call of cgraph_create_edge.
9772 (optimize_inline_calls): Use TODO flags to update frequnecies.
9773 * passes.h: Include predict.h
9774 (init_optimization_passes): Move profile ahead.
9775 (execute_function_todo): Handle TODO_rebuild_frequencies.
9777 2007-02-09 Roger Sayle <roger@eyesopen.com>
9779 * config/alpha/alpha.c (emit_insxl): Force the first operand of
9780 the insbl or inswl pattern into a register.
9782 2007-02-09 Roger Sayle <roger@eyesopen.com>
9784 * config/ia64/ia64.md (bswapdi2): New define_insn.
9786 2007-02-09 Richard Henderson <rth@redhat.com>
9788 * config/i386/constraints.md (Ym): New constraint.
9789 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
9790 (movdi_1_rex64): Split sse and xmm general register moves from
9791 memory move alternatives. Use conditional register constraints.
9792 (movsf_1, movdf_integer): Likewise.
9793 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
9794 (movdf_integer_rex64): New.
9795 (pushsf_rex64): Fix output constraints.
9796 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
9797 (sse2_stored): Likewise.
9798 (sse2_storeq_rex64): New.
9799 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
9800 amd and not generic.
9801 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
9802 for optimize_size. Remove SF/DFmode hack.
9804 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9806 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
9809 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
9810 Richard Sandiford <richard@codesourcery.com>
9812 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
9813 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
9814 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
9815 m68k/t-mlib to tmake_file.
9816 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
9817 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
9818 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
9819 Allow it to be cf or m68k. Set m68k_arch_family. If that
9820 variable is not empty, add t-$m68k_arch_family to tmake_file.
9821 Add t-mlibs to tmake_file.
9822 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
9823 * config/m68k/t-cf: New file.
9824 * config/m68k/t-m68k: Likewise.
9825 * config/m68k/t-mlibs: Likewise.
9826 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
9827 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
9828 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
9829 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
9830 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
9832 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
9833 (INSTALL_LIBGCC): Delete.
9834 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
9835 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
9836 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
9837 (M68K_MLIB_CPU): Define.
9838 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
9839 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
9840 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
9842 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
9843 Richard Guenther <rguenther@suse.de>
9846 * fold-const.c (fold_comparison): Handle obfuscated comparisons
9847 against INT_MIN/INT_MAX.
9848 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
9849 file if a loop is removed.
9851 2007-02-09 Joseph Myers <joseph@codesourcery.com>
9853 * calls.c (store_one_arg): Pass correct alignment to
9854 emit_push_insn for non-BLKmode values.
9855 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
9856 unaligned stack slot via a suitably aligned slot.
9858 2007-02-08 DJ Delorie <dj@redhat.com>
9860 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
9862 (legal_subregs): Use unsigned char, make const.
9863 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
9865 2007-02-08 Paul Brook <paul@codesourcery.com>
9867 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
9868 special interworking needed.
9870 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
9872 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
9873 conditional to __SSE2__.
9874 (Entries below should have been added to first ChangeLog
9875 entry for amdfam10 dated 2007-02-05)
9876 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
9878 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
9880 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
9883 2007-02-08 DJ Delorie <dj@redhat.com>
9885 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
9886 * config/m32c/m32c.c (legal_subregs): New.
9887 (m32c_illegal_subreg_p): New.
9888 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
9889 unsupported subregs of hard regs.
9891 2007-02-08 Jan Hubicka <jh@suse.cz>
9893 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
9894 the same one; always update histograms.
9896 2007-02-08 Diego Novillo <dnovillo@redhat.com>
9898 * passes.c (init_optimization_passes): Tidy comment.
9900 2007-02-08 Roger Sayle <roger@eyesopen.com>
9902 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
9903 strip zero_extend, bswap and rotates from POCOUNT's argument.
9904 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
9905 zero_extend and rotates from PARITY's argument.
9906 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
9907 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
9908 of an integer constant at compile-time.
9910 2007-02-08 Diego Novillo <dnovillo@redhat.com>
9913 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
9915 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
9918 * tree-ssa-live.c (remove_unused_locals): Do not remove
9919 TREE_ADDRESSABLE variables.
9920 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
9921 * tree-ssa-operands.c (add_virtual_operand): Remove argument
9922 FOR_CLOBBER. Update all users.
9923 If VAR has an associated alias set, add a virtual operand for
9924 it if no alias is found to conflict with the memory reference.
9926 2007-02-07 Jan Hubicka <jh@suse.cz>
9927 Robert Kidd <rkidd@crhc.uiuc.edu>
9929 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
9931 2007-02-07 Ian Lance Taylor <iant@google.com>
9933 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
9935 2007-02-07 Roger Sayle <roger@eyesopen.com>
9937 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
9938 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
9939 tablejumpdi, movsi_to_cr_one): Remove constraints from
9940 define_expand's match_operands.
9942 2007-02-07 Roger Sayle <roger@eyesopen.com>
9944 * global.c (compute_regsets): Move declatation of "i" inside of
9945 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
9947 2007-02-07 Jakub Jelinek <jakub@redhat.com>
9950 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
9951 of INDIRECT_REF <RESULT_DECL>.
9953 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
9955 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
9956 Kaz Kojima <kkojima@gcc.gnu.org>
9959 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
9961 (sh_initialize_trampoline): Add parentheses to avoid a warning.
9963 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
9965 * doc/loop.texi: Document possibility not to perform disambiguation
9966 of loops with multiple latches.
9967 * cfgloopmanip.c (alp_enum_p): Removed.
9968 (add_loop): Handle subloops. Use get_loop_body_with_size.
9969 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
9970 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
9971 the new forwarder block.
9972 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
9973 Handle the case latch is NULL.
9974 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
9975 when marking loop exits.
9976 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
9978 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
9979 disambiguate_loops_with_multiple_latches.
9980 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
9981 before fix_loop_structure.
9982 * cfgloop.c: Include pointer-set.h and output.h.
9983 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
9984 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
9985 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
9986 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
9987 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
9988 disambiguate_multiple_latches, get_loop_body_with_size,
9989 disambiguate_loops_with_multiple_latches): New functions.
9990 (flow_loop_dump): Dump multiple latch edges.
9991 (flow_loop_nodes_find): Handle loops with multiple latches.
9992 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
9993 (glb_enum_p): Modified.
9994 (get_loop_body): Use get_loop_body_with_size.
9995 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
9996 (AVOID_CFG_MODIFICATIONS): New constant.
9997 (disambiguate_loops_with_multiple_latches, add_loop,
9998 get_loop_body_with_size): Declare.
9999 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
10001 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
10003 PR inline-asm/28686
10004 * global.c (compute_regsets): New function.
10005 (global_alloc): Refactored ELIMINABLE_REGSET
10006 and NO_GLOBAL_ALLOC_REGS computation out.
10007 (rest_of_handle_global_alloc): Call compute_regsets()
10008 for non-optimizing case.
10010 2007-02-06 Richard Henderson <rth@redhat.com>
10012 * config/i386/constraints.md (Y2): Rename from Y.
10013 (Yi): New constraint.
10014 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
10015 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
10016 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
10017 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
10018 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
10019 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
10020 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
10021 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
10022 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
10023 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
10024 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
10025 vec_extractv2si_1): Change Y constraints to Y2.
10026 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
10027 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
10028 Change Y constraints to Y2.
10029 (sse2_loadld): Change Y constraints to x.
10031 2007-02-06 Roger Sayle <roger@eyesopen.com>
10033 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
10034 (parity<mode>2): New define_expand using rs6000_emit_parity.
10035 * config/rs6000/rs6000.c (rs6000_emit_popcount,
10036 rs6000_emit_parity): New functions.
10037 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
10038 rs6000_emit_parity): Prototype here.
10040 2007-02-06 Ian Lance Taylor <iant@google.com>
10042 * lower-subreg.c (simple_move_operand): Reject CONST.
10043 (resolve_clobber): Call validate_change rather than directly
10044 assigning to XEXP (pat, 0).
10046 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
10048 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
10049 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
10050 (tree-cfg.o): Remove hashtab.h dependency.
10052 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
10053 (struct ivopts_data): Change niters to pointer_map_t.
10054 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
10055 (niter_for_exit): Create pointer_map on demand. Change for
10057 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
10058 (free_loop_data): Destroy data->niters if created and reset field.
10059 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
10060 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
10062 * tree-ssa-reassoc.c: Include pointer-set.h.
10063 (bb_rank): Change to long *.
10064 (operand_rank): Change to pointer_map_t.
10065 (find_operand_rank): Return long, -1 if not found. Declare as inline.
10066 (insert_operand_rank): Accept long.
10067 (operand_entry_hash, operand_entry_eq): Remove.
10068 (get_rank): Return long. Adjust for changes above.
10069 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
10071 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
10073 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
10074 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
10075 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
10077 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
10078 directly since it cannot be NULL.
10079 (get_vi_for_tree): Rewrite for pointer_map API.
10080 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
10081 (init_alias_vars): Create vi_for_tree as pointer_map.
10082 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
10084 * tree-cfg.c: Don't include hashtab.h.
10085 (edge_to_cases): Declare as pointer_map.
10086 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
10088 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
10089 (start_recording_case_labels): Create edge_to_cases as pointer_map.
10090 (end_recoding_case_labels): Cleanup edge_to_cases manually before
10092 (record_switch_edge): Delete.
10093 (get_cases_for_edge): Adjust for pointer_map API, inline
10094 record_switch_edge (rewritten for new API), remove goto.
10096 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
10098 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
10099 * tree-nested.c: Include pointer-set.h.
10100 (var_map_elt, var_map_eq, var_map_hash): Delete.
10101 (struct nesting_info): Remove GTY marker. Change the two htab_t's
10102 to pointer_map_t's.
10103 (nesting_info_bitmap_obstack): New.
10104 (lookup_field_for_decl): Adjust for pointer_map API.
10105 (lookup_tramp_for_decl): Adjust for pointer_map API.
10106 (get_nonlocal_debug_decl): Adjust for pointer_map API.
10107 (get_local_debug_decl): Adjust for pointer_map API.
10108 (convert_nl_goto_reference): Adjust for pointer_map API.
10109 (convert_nl_goto_receiver): Adjust for pointer_map API.
10110 (create_nesting_tree): Create outside GGC space. Create bitmap on
10111 the new obstack. Create field_map and var_map as pointer_maps.
10112 (free_nesting_tree): Adjust for changes to create_nesting_tree.
10114 (lower_nested_functions): Move root here, no need to NULL it.
10115 Initialize and release the obstack.
10117 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
10119 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
10120 Remove prototypes and make them non-static.
10121 (struct tree_int_map): Remove.
10122 * tree.h (struct tree_int_map): Move here, turning TO into an
10124 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
10126 * tree.h (TREE_COMPLEXITY): Remove.
10127 (struct tree_exp): Remove complexity field.
10128 * tree.c (build1_stat): Don't set it.
10130 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
10131 Victor Kaplansky <victork@il.ibm.com>
10133 * tree-vectorizer.c (vect_is_simple_use): Support induction.
10134 (vect_is_simple_reduction): Support reduction with induction as
10135 one of the operands.
10136 (vect_is_simple_iv_evolution): Fix formatting.
10137 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
10138 formatting. Don't mark induction phis for vectorization.
10139 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
10140 * tree-vect-transform.c (get_initial_def_for_induction): New function.
10141 (vect_get_vec_def_for_operand): Support induction.
10142 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
10144 (vectorizable_reduction): Support reduction with induction as one of
10146 (vectorizable_type_demotion): Use def-type of stmt argument rather
10147 than dummy def-type.
10149 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
10150 flag_tree_scev_cprop.
10151 * common.opt (tree-scev-cprop): New flag.
10153 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
10154 call to vect_get_new_vect_var.
10156 2007-02-06 Ira Rosen <irar@il.ibm.com>
10158 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
10159 vectype is not NULL.
10160 (vect_pattern_recog_1): Likewise.
10162 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10164 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
10165 (fold_negate_expr): Likewise.
10167 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
10170 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
10171 even if cv-qualification is the same.
10173 2007-02-05 Geoffrey Keating <geoffk@apple.com>
10175 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
10176 __enable_execute_stack on completion.
10178 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10180 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
10181 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
10182 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
10183 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
10184 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
10185 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
10186 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
10187 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
10189 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10191 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
10192 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
10193 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
10194 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
10195 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
10196 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
10197 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
10198 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
10199 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
10200 umuldi3_highpart_rex64, umulsi3_highpart_insn,
10201 umulsi3_highpart_zext, smuldi3_highpart_rex64,
10202 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
10203 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
10204 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
10205 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
10206 sqrtextenddfxf2_i387): Added amdfam10_decode.
10208 * config/i386/athlon.md (athlon_idirect_amdfam10,
10209 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
10210 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
10211 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
10212 athlon_ivector_store_amdfam10): New define_insn_reservation.
10213 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
10216 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10218 * config/i386/athlon.md (athlon_call_amdfam10,
10219 athlon_pop_amdfam10, athlon_lea_amdfam10): New
10220 define_insn_reservation.
10221 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
10222 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
10223 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
10225 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10227 * config/i386/athlon.md (athlon_sseld_amdfam10,
10228 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
10229 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
10231 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10233 * config/i386/athlon.md (athlon_sseins_amdfam10): New
10234 define_insn_reservation.
10235 * config/i386/i386.md (sseins): Added sseins to define_attr type
10236 and define_attr unit.
10237 * config/i386/sse.md: Set type attribute to sseins for insertq
10240 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10242 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
10243 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
10244 ssecomi_load_amdfam10, ssecomi_amdfam10,
10245 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
10246 define_insn_reservation.
10247 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
10249 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10251 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
10252 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
10253 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
10254 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
10255 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
10256 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
10257 define_insn_reservation.
10259 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
10260 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
10261 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
10262 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
10263 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
10265 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10267 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
10268 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
10269 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
10270 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
10271 athlon_ssemul_load_k8): Added amdfam10.
10273 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10275 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
10276 (x86_sse_unaligned_move_optimal): New variable.
10278 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
10280 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
10281 for unaligned vector SSE double/single precision loads for AMDFAM10.
10283 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10285 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
10286 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
10287 Define TARGET_CPU_DEFAULT_amdfam10.
10288 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
10289 (processor_type): Add PROCESSOR_AMDFAM10.
10291 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
10292 processor_type in config/i386/i386.h.
10293 Enable imul peepholes for TARGET_AMDFAM10.
10295 * config.gcc: Add support for --with-cpu option for amdfam10.
10297 * config/i386/i386.c (amdfam10_cost): New variable.
10298 (m_AMDFAM10): New macro.
10299 (m_ATHLON_K8_AMDFAM10): New macro.
10300 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
10301 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
10302 x86_promote_QImode, x86_integer_DFmode_moves,
10303 x86_partial_reg_dependency, x86_memory_mismatch_stall,
10304 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
10305 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
10306 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
10307 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
10308 Enable/disable for amdfam10.
10309 (override_options): Add amdfam10_cost to processor_target_table.
10310 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
10311 processor_alias_table.
10312 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
10313 (ix86_adjust_cost): Add code for amdfam10.
10315 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
10317 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
10318 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
10319 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
10320 * config/i386/i386.h: Add builtin definition for SSE4A.
10321 * config/i386/i386.md: Add support for ABM instructions
10322 (popcnt and lzcnt).
10323 * config/i386/sse.md: Add support for SSE4A instructions
10324 (movntss, movntsd, extrq, insertq).
10325 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
10326 Add -march=amdfam10 flag.
10327 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
10328 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
10330 * doc/extend.texi: Add documentation for SSE4A builtins.
10332 2007-02-05 Bob Wilson <bob.wilson@acm.org>
10334 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
10336 2007-02-05 Richard Guenther <rguenther@suse.de>
10338 * tree-vectorizer.h (vectorizable_function): Add argument type
10339 argument, change return type.
10340 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
10341 * tree-vect-transform.c (vectorizable_function): Handle extra
10342 argument, return vectorized function decl.
10343 (build_vectorized_function_call): Remove.
10344 (vectorizable_call): Handle calls with result and argument types
10345 differing. Handle loop vectorization factor correctly.
10346 * targhooks.c (default_builtin_vectorized_function): Adjust for
10348 * targhooks.h (default_builtin_vectorized_function): Likewise.
10349 * target.h (builtin_vectorized_function): Add argument type
10351 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
10352 extra argument, allow vectorizing of lrintf.
10353 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
10354 documentation of target hook.
10356 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
10359 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
10360 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
10361 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
10363 2007-02-05 Roger Sayle <roger@eyesopen.com>
10365 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
10366 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
10367 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
10368 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
10369 before canonicalizing sincos to cexpi.
10370 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
10372 2007-02-05 Roger Sayle <roger@eyesopen.com>
10374 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
10375 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
10376 (alpha_init_builtins): Use alpha_add_builtins to process tables.
10378 2007-02-05 Roger Sayle <roger@eyesopen.com>
10380 * mips-tfile.c (initialize_init_file): Correct endianness test.
10382 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
10384 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
10385 the 'y' constraint.
10387 2007-02-05 Richard Sandiford <richard@codesourcery.com>
10389 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
10390 saves in a PARALLEL before the register assignments.
10392 2007-02-05 Richard Sandiford <richard@codesourcery.com>
10394 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
10395 DWARF_FRAME_RETURN_COLUMN to be a general register.
10396 * dwarf2out.c (init_return_column_size): New function, split from...
10397 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
10398 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
10399 to be nongeneral registers.
10400 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
10402 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
10403 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
10405 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
10407 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
10409 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
10411 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
10412 (remove_path): Use can_remove_branch_p and remove_branch instead
10413 of loop_delete_branch_edge.
10414 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
10415 (tree_transform_and_unroll_loop): Remove dead branches immediately.
10416 Update profile using scale_dominated_blocks_in_loop.
10417 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
10418 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
10419 (can_remove_branch_p, remove_branch): Declare.
10420 * tree-cfg.c (tree_can_remove_branch_p): New function.
10421 (tree_cfg_hooks): Add tree_can_remove_branch_p.
10422 * cfgrtl.c (rtl_can_remove_branch_p): New function.
10423 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
10425 2007-02-05 Jan Hubicka <jh@suse.cz>
10427 PR middle-end/30696
10428 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
10429 nodes in cgraph, don't remove offline copy of the function.
10431 2007-02-04 Jan Hubicka <jh@suse.cz>
10433 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
10434 vectors might cause maybe_lookup_element_for_expr to be called
10435 on non-sra-candidate.
10437 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
10439 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
10440 config/bfin/bfin.md, config/bfin/predicates.md: Follow
10441 spelling conventions.
10443 2007-02-04 Richard Guenther <rguenther@suse.de>
10445 PR middle-end/30636
10446 * fold-const.c (try_move_mult_to_index): Make sure to not
10447 overflow one dimension of a multi-dimensional array access.
10449 2007-02-04 Jan Hubicka <jh@suse.cz>
10451 * passes.c (init_optimization_passes): Reindent.
10453 2007-02-04 Jan Hubicka <jh@suse.cz>
10454 Eric Botcazou <ebotcazou@adacore.com>
10456 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
10457 (execute_fixup_cfg): Break out the abnormal goto code.
10458 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
10459 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
10460 (optimize_inline_calls): Call make_nonlocal_label_edges.
10462 2007-02-04 Jan Hubicka <jh@suse.cz>
10464 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
10465 true when something was changed.
10466 (rename_ssa_copies): When something was changed, do
10467 TODO_remove_unused_locals.
10468 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
10469 add TODO_remove_unused_locals when instruction was removed.
10471 2007-02-04 Jan Hubicka <jh@suse.cz>
10473 * ipa-inline.c (try_inline): Improve debug output; work on already
10475 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
10476 call try_inline for already inlined edges too when flattening;
10477 inline also functions that make callee growth but overall unit size
10480 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
10482 * config/m32c/bitops.md, config/m32c/jump.md,
10483 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
10484 config/m32r/m32r.h, config/m32r/m32r.md,
10485 config/m32r/predicates.md, config/m68hc11/larith.asm,
10486 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
10487 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
10488 config/mips/mips-protos.h, config/mips/mips.c,
10489 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
10490 config/mn10300/mn10300.h, config/mn10300/predicates.md,
10491 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
10492 spelling conventions.
10494 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
10495 Follow spelling conventions.
10497 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
10499 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
10500 warn about C++0x compatibility.
10502 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
10504 * config/h8300/h8300.c, config/h8300/h8300.h,
10505 config/h8300/h8300.md: Follow spelling conventions.
10507 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
10509 PR middle-end/30667
10510 * combine.c (try_combine): Do not substitute source operand
10511 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
10513 2007-02-03 Jan Hubicka <jh@suse.cz>
10515 PR gcov-profile/30650
10516 * value-prof.c (stringop_block_profile): Fix handling of size counter;
10517 do not divide by zero for never executed counters.
10518 (tree_find_values_to_profile): Fix counters.
10519 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
10521 2007-02-03 Ian Lance Taylor <iant@google.com>
10523 * lower-subreg.c (simple_move_operand): New static function,
10524 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
10526 (simple_move): Call simple_move_operand.
10527 (find_decomposable_subregs): Add special handling of MEMs.
10528 (can_decompose_p): Rename from cannot_decompose_p. Reverse
10529 meaning of return value. If we see a hard register, test whether
10530 it can store a word_mode value. Change all callers.
10532 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10534 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
10535 ftrapv insns and expanders.
10536 (subdi3): Change define_expand operand 1 to arith11_operand, and
10537 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
10538 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
10539 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
10542 PR middle-end/30174
10543 * varasm.c (notice_global_symbol): Treat global objects as weak when
10544 flag_shlib is true.
10546 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10548 * emit-rtl.c (dconstpi): Delete.
10549 (dconstsqrt2): New.
10550 (init_emit_once): Delete dconstpi and init dconstsqrt2.
10551 * real.h (dconstpi): Delete.
10552 (dconstsqrt2): New.
10553 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
10554 (fold_builtin_hypot): Likewise.
10556 2007-02-03 Tom Tromey <tromey@redhat.com>
10559 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
10560 -gcoff3, -gxcoff3, -gvms3 implies -dD.
10562 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
10564 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
10565 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
10566 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
10567 config/rs6000/cell.md, config/rs6000/darwin.h,
10568 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
10569 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
10570 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
10571 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
10572 typos. Follow spelling conventions.
10573 * doc/invoke.texi: Follow spelling conventions.
10575 2007-02-03 Roger Sayle <roger@eyesopen.com>
10577 * simplify-rtx.c (simplify_relational_operation_1): Implement some
10578 canonicalization transformations that attempt to simplify integer
10579 constant comparisons to become comparisons against zero.
10581 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10583 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
10585 * fold-const.c (fold_binary): Fix comment typos. Fold complex
10586 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
10588 2007-02-02 Mike Stump <mrs@apple.com>
10590 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
10591 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
10592 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
10593 generate a branch island.
10595 2007-02-02 Bob Wilson <bob.wilson@acm.org>
10597 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
10598 (xtensa_legitimate_address_p): New.
10599 (xtensa_legitimize_address): New.
10600 (xtensa_output_addr_const_extra): New.
10601 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
10603 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
10604 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
10605 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
10606 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
10607 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
10608 (xtensa_legitimize_address): New.
10609 (xtensa_output_addr_const_extra): New.
10611 2007-02-02 Steve Ellcey <sje@cup.hp.com>
10613 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
10615 2007-02-02 Ian Lance Taylor <iant@google.com>
10617 * expmed.c (expand_divmod): Add comment.
10619 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
10621 * emit-rtl.c (renumber_insns): Remove.
10622 * flags.h: Remove the extern for flag_renumber_insns.
10623 * rtl.h: Remove the prototype for renumber_insns.
10624 * toplev.c (flag_renumber_insns): Remove.
10626 2007-02-02 Hui-May Chang <hm.chang@apple.com>
10628 Revert for x86 darwin:
10629 2005-06-19 Uros Bizjak <uros@kss-loka.si>
10631 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
10632 code before the following patch under TARGET_MACHO.
10633 (ix86_function_value_regno_p): Likewise.
10635 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10637 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
10640 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10643 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
10644 general or fp registers. Add comments.
10645 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
10647 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
10649 * pointer-set.c (insert_aux): Only return insertion slot.
10650 (pointer_set_insert): Adjust.
10651 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
10652 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
10653 pointer_map_traverse): New.
10654 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
10655 pointer_map_create, pointer_map_destroy, pointer_map_insert,
10656 pointer_map_contains, pointer_map_traverse): Declare.
10658 2007-02-02 Jakub Jelinek <jakub@redhat.com>
10660 PR middle-end/30473
10661 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
10662 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
10664 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10666 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
10668 (struct _dep): New type.
10669 (dep_t): New typedef.
10670 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
10671 (DEP_STATUS): New access macro. The macro with the same name was
10672 renamed to DEP_LINK_STATUS.
10673 (dep_init): Declare function
10675 (struct _dep_link): New type.
10676 (dep_link_t): New typedef.
10677 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
10678 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
10679 (DEP_LINK_STATUS): New macro.
10680 (debug_dep_links): New debug function.
10682 (struct _deps_list): New type.
10683 (deps_list_t): New typedef.
10684 (DEPS_LIST_FIRST): New access macro.
10685 (FOR_EACH_DEP_LINK): New cycle macro.
10686 (create_deps_list, free_deps_list, delete_deps_list): Declare
10688 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
10689 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
10690 (copy_deps_list_change_con): Ditto.
10692 (move_dep_link): Declare function.
10694 (struct _dep_node): New type.
10695 (dep_node_t): New typedef.
10696 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
10698 (struct haifa_insn_data.back_deps): New field to hold backward
10699 dependencies of the insn.
10700 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
10702 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
10703 Change its type to deps_list_t.
10704 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
10705 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
10706 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
10708 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
10710 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
10712 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
10714 (dep_cost): Declare.
10716 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
10717 (ds_to_dk, dk_to_ds): New functions.
10719 (init_dep_1): New static function.
10720 (init_dep): New function.
10721 (copy_dep): New static function.
10723 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
10725 (detach_dep_link): New static function.
10726 (move_dep_link): New function.
10728 (dep_links_consistent_p, dump_dep_links): New static functions.
10729 (debug_dep_links): New debugging function.
10731 (deps_obstack, dl_obstack, dn_obstack): New static variables.
10733 (alloc_deps_list, init_deps_list): New static functions.
10734 (create_deps_list): New function.
10735 (clear_deps_list): New static function.
10736 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
10737 (deps_list_consistent_p, dump_deps_list): New static functions.
10738 (debug_deps_list): New function.
10739 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
10741 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
10743 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
10744 use new scheduler dependencies lists.
10745 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
10746 (sched_analyze): Ditto. Initialize dependencies lists.
10747 (add_forw_dep, compute_forward_dependences): Update to use new
10748 scheduler dependencies lists.
10750 (init_dependency_caches): Init deps_obstack.
10751 (free_dependency_caches): Free deps_obstack.
10753 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
10754 new scheduler dependencies lists.
10755 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
10756 (add_back_forw_dep, delete_back_forw_dep): Ditto.
10758 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
10759 Update to use new scheduler dependencies lists.
10760 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
10761 (debug_dependencies): Ditto.
10762 (schedule_region): Update comments.
10764 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
10765 scheduler dependencies lists.
10766 (schedule_ebb): Update comments.
10768 * rtl.def (DEPS_LIST): Remove.
10770 * lists.c (unused_deps_list): Remove.
10771 (free_list): Update assertions.
10773 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
10774 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
10776 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
10777 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
10779 * haifa-sched.c (comments): Update.
10780 (insn_cost1): Remove. Inline the code into insn_cost ().
10781 (insn_cost): Update to use new scheduler dependencies lists. Move
10782 processing of the dependency cost to dep_cost ().
10783 (dep_cost): New function. Use it instead of insn_cost () when
10784 evaluating cost of the dependency. Use compatible interface to
10785 interact with the target.
10786 (priority): Update to use new scheduler dependencies lists.
10787 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
10788 with greater number of insns that depend on the insn.
10789 (schedule_insn): Update to use new scheduler dependencies lists. Add
10790 code to free backward dependencies lists. Inline and optimize code
10791 from resolve_dep () - see PR28071.
10792 (ok_for_early_queue_removal): Update to use new scheduler dependencies
10793 lists. Update call to targetm.sched.is_costly_dependence hook.
10795 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
10796 scheduler dependencies lists.
10798 (resolve_dep): Remove. Move the logic to schedule_insn ().
10799 (init_h_i_d): Initialize dependencies lists.
10801 (process_insn_depend_be_in_spec): Rename to
10802 process_insn_forw_deps_be_in_spec. Update to use new scheduler
10803 dependencies lists.
10804 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
10805 Update to use new scheduler dependencies lists.
10806 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
10808 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
10809 new scheduler dependencies lists.
10810 (build_intra_loop_deps): Ditto.
10812 * target.h (struct _dep): Declare to use in
10813 gcc_target.sched.is_costly_dependence.
10814 (struct gcc_target.sched.adjust_cost): Fix typo.
10815 (struct gcc_target.sched.is_costly_dependence): Change signature to use
10816 single dep_t parameter instead of an equivalent triad.
10817 (struct gcc_target.sched.adjust_cost_2): Remove.
10819 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
10821 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
10823 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
10825 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
10827 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
10828 (REG_DEP_TRUE): Document.
10830 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
10831 Change signature to correspond to the targetm.sched.adjust_cost hook.
10832 Update use in TARGET_SCHED_ADJUST_COST_2.
10833 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
10834 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
10835 new scheduler dependencies lists.
10836 (ia64_gen_check): Ditto.
10838 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
10839 dependencies lists.
10841 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
10842 signature to correspond to the targetm.sched.is_costly_dependence hook.
10843 (is_costly_group): Update to use new scheduler dependencies lists.
10845 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
10846 instead of INSN_COST () macro.
10848 2007-02-01 Ian Lance Taylor <iant@google.com>
10850 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
10852 2007-02-01 Guy Martin <gmsoft@gentoo.org>
10854 * pa.md (tp_load): Correct mfctl instruction syntax.
10856 2007-02-01 Geoffrey Keating <geoffk@apple.com>
10858 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
10859 altivec_padding_size calculation on AIX. Improve comment, add
10860 assert to verify that it's right.
10862 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
10865 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
10867 PR inline-asm/28686
10868 * global.c (global_alloc): Add mising initialization of
10871 2007-02-01 Roger Sayle <roger@eyesopen.com>
10873 * alias.c (init_alias_analysis): Correct whitespace.
10874 * bb-reorder.c (fix_edges_for_rarely_executed_code,
10875 partition_hot_cold_basic_blocks): Likewise.
10876 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
10877 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
10878 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
10879 fold_builtin_snprintf_chk, fold_builtin_printf,
10880 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
10881 do_mpfr_arg3, do_mpfr_sincos): Likewise.
10882 * cfgcleanup.c (cleanup_cfg): Likewise.
10883 * cfgexpand.c (tree_expand_cfg): Likewise.
10884 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
10885 * function.c (get_next_funcdef_no): Likewise.
10886 * gengtype.c (main): Likewise.
10887 * genmodes.c (main): Likewise.
10888 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
10889 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
10890 * ifcvt.c (noce_emit_move_insn): Likewise.
10891 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
10893 * stor-layout.c (get_best_mode): Likewise.
10894 * tree-ssa-loop-niter.c (get_val_for): Likewise.
10895 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
10896 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
10897 perform_var_substitution, solve_graph): Likewise.
10898 * tree-vrp.c (vrp_finalize): Likewise.
10900 2007-02-01 Ian Lance Taylor <iant@google.com>
10902 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
10903 high part of a paradoxical subreg, return a constant zero.
10905 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
10907 * toplev.c (lang_dependent_init): Call init_set_costs.
10908 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
10910 2007-02-01 Richard Guenther <rguenther@suse.de>
10912 PR middle-end/30656
10913 * fold-const.c (fold_negate_expr): Allow negating a
10914 constant if overflow does not change.
10916 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10918 * doc/c-tree.texi (Expression trees): Improve markup.
10919 * doc/tm.texi (Register Classes, Addressing Modes)
10920 (Floating Point): Fix spacing after abbreviations. Fix some
10923 2007-02-01 Ben Elliston <bje@au.ibm.com>
10925 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
10926 * doc/contrib.texi: Likewise.
10927 * doc/install.texi: Likewise.
10929 2007-01-31 Richard Henderson <rth@redhat.com>
10930 Ian Lance Taylor <iant@google.com>
10932 * lower-subreg.c: New file.
10933 * rtl.def (CONCATN): Define.
10934 * passes.c (init_optimization_passes): Add pass_lower_subreg and
10935 pass_lower_subreg2.
10936 * emit-rtl.c (update_reg_offset): New static function, broken out
10937 of gen_rtx_REG_offset.
10938 (gen_rtx_REG_offset): Call update_reg_offset.
10939 (gen_reg_rtx_offset): New function.
10940 * regclass.c: Revert patch of 2006-03-05, restoring
10942 (clear_reg_info_regno): New function.
10943 * dwarf2out.c (concatn_loc_descriptor): New static function.
10944 (loc_descriptor): Handle CONCATN.
10945 * common.opt (fsplit_wide_types): New option.
10946 * opts.c (decode_options): Set flag_split_wide_types when
10948 * timevar.def (TV_LOWER_SUBREG): Define.
10949 * rtl.h (gen_reg_rtx_offset): Declare.
10950 (reg_scan_update): Declare.
10951 * regs.h (clear_reg_info_regno): Declare.
10952 * tree-pass.h (pass_lower_subreg): Declare.
10953 (pass_lower_subreg2): Declare.
10954 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
10955 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
10956 -fsplit-wide-types.
10957 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
10958 * Makefile.in (OBJS-common): Add lower-subreg.o.
10959 (lower-subreg.o): New target.
10961 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
10963 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
10965 2007-01-31 Anatoly Sokolov <aesok@post.ru>
10968 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
10970 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10972 PR middle-end/29335
10973 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
10975 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
10977 * cfgloop.h: Include vec-prim.h.
10978 (enum li_flags): Remove LI_ONLY_OLD.
10979 (loop_iterator): Changed.
10980 (fel_next, fel_init): Iterate over loop tree.
10981 (FOR_EACH_LOOP_BREAK): New macro.
10982 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
10984 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
10985 * modulo-sched.c (sms_schedule): Ditto.
10986 * tree-vectorizer.c (vectorize_loops): Ditto.
10987 * doc/loop.texi: Update information on loop numbering and behavior of
10988 FOR_EACH_LOOP wrto new loops.
10989 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
10990 add_to_evolution_1): Test nestedness of loops instead of comparing
10992 * tree-chrec.c (chrec_fold_plus_poly_poly,
10993 chrec_fold_multiply_poly_poly, chrec_evaluate,
10994 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
10995 reset_evolution_in_loop): Ditto.
10996 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
10998 2007-01-31 Dirk Mueller <dmueller@suse.de>
11000 * c-common.c (warn_about_parentheses): Separate warning about
11001 un-parenthized sequence of comparison operators from the one
11002 which is supposed to warn about x <= y <= z.
11004 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
11006 * optabs.h (enum optab_index): Add new OTI_isinf.
11007 (isinf_optab): Define corresponding macro.
11008 * optabs.c (init_optabs): Initialize isinf_optab.
11009 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
11011 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
11012 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
11014 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
11015 expand_builtin_interclass_mathfn.
11016 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
11017 * config/i386/i386.md (UNSPEC_FXAM): New constant.
11018 (fxam<mode>2_i387): New insn pattern.
11019 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
11020 built-in functions as x87 inline asm.
11022 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
11024 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
11026 2007-01-30 Eric Christopher <echristo@apple.com>
11028 * config.gcc: Add geode.
11030 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
11032 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
11033 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
11034 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
11035 value-prof.c: Fix comment typos.
11037 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11040 * doc/invoke.texi (Wpointer-arith): Document warning.
11042 2007-01-30 Janis Johnson <janis187@us.ibm.com>
11044 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
11045 the list of discrepancies from the draft TR.
11047 2007-01-30 Dirk Mueller <dmueller@suse.de>
11050 * doc/invoke.texi (-Wreturn-type): Update description to
11051 match new behavior.
11053 2007-01-30 Richard Sandiford <richard@codesourcery.com>
11055 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
11057 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
11059 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
11060 to handle optabs that operate on floating point input argument and
11061 output to integer output.
11062 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
11063 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
11064 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
11065 expand_builtin_interclass_mathfn ().
11066 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
11067 (ilogbsi2): Remove.
11068 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
11069 ilogbl built-in functions as x87 intrinsics.
11071 2007-01-30 Richard Guenther <rguenther@suse.de>
11073 PR middle-end/27657
11074 * dwarf2out.c (reference_to_unused): Query varpool if the
11075 variable was output.
11077 2007-01-30 Richard Guenther <rguenther@suse.de>
11079 PR middle-end/30313
11080 * passes.c (execute_one_pass): Reset in_gimple_form to not
11081 confuse non-unit-at-a-time mode.
11083 2007-01-29 Roger Sayle <roger@eyesopen.com>
11084 Richard Guenther <rguenther@suse.de>
11086 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
11087 avoid undefined behaviour on overflow. Use force_fit_type_double
11088 to construct the constant with the specified TREE_OVERFLOW.
11090 2007-01-29 Janis Johnson <janis187@us.ibm.com>
11092 * config/dfp-bit.c: Add parameterized support for fp exceptions.
11093 * config/dfp-bit.h: Ditto.
11095 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11097 * c-decl.c (pop_scope): Replace warnings with call to
11098 warn_for_unused_label.
11099 * c-common.h (warn_for_unused_label): Declare.
11100 * c-common.c (warn_for_unused_label): Define.
11102 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11104 * tree-optimize.c (update_inlined_to_pointers): Delete unused
11107 2007-01-29 Janis Johnson <janis187@us.ibm.com>
11109 * Makefile.in (USER_H): Remove decfloat.h.
11110 * ginclude/decfloat.h: Delete, moving contents to ...
11111 * ginclude/float.h: Add support for decimal floating point,
11112 guarded by __STDC_WANT_DEC_FP__.
11114 2007-01-29 Mike Stump <mrs@apple.com>
11116 * doc/gccint.texi (Top): Rename Loop Representation to Loop
11117 Analysis and Representation to resolve case insensitive conflict.
11118 * doc/loop.texi (Loop Analysis and Representation): Likewise.
11120 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
11122 * tree.h (struct tree_memory_tag): Add aliases member.
11123 (MTAG_ALIASES): New macro.
11124 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
11125 (add_may_alias): Remove pointer-set. Update for may_aliases being
11127 (mark_aliases_call_clobbered): Update for may_aliases being a
11129 (compute_tag_properties): Ditto.
11130 (create_partition_for): Ditto.
11131 (compute_memory_partitions): Ditto.
11132 (dump_may_aliases_for): Ditto.
11133 (is_aliased_with): Ditto.
11134 (add_may_alias_for_new_tag): Ditto.
11135 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
11136 (compute_is_aliased): New function.
11137 (compute_may_aliases): Call compute_is_aliased).
11138 (init_alias_info): Initialize alias_bitmap_obstack.
11139 (union_alias_set_into): New function.
11140 (compute_flow_sensitive_aliasing): Use union_aliases_into.
11141 (have_common_aliases_p): Rewrite to take two bitmaps and use
11143 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
11144 Update for bitmaps.
11145 (finalize_ref_all_pointers): Update for add_may_alias changes.
11146 (new_type_alias): Ditto.
11147 * tree-flow-inline.h (may_aliases): Return a bitmap.
11148 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
11149 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
11150 may_aliases being a bitmap.
11151 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
11152 may_aliases now returns a bitmap.
11153 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
11155 * tree-ssa-operands.c (add_virtual_operand): Update for
11156 may_aliases being a bitmap.
11158 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
11160 PR tree-optimization/30630
11161 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
11162 variable as changed.
11164 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
11167 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
11168 expanded only once even if an error occurs.
11170 2007-01-29 Ben Elliston <bje@au.ibm.com>
11172 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
11173 (__gcov_average_profiler): Likewise.
11174 (__gcov_ior_profiler): Likewise.
11175 (__gcov_merge_ior): Likewise.
11177 2007-01-28 Jan Hubicka <jh@suse.cz>
11179 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
11180 * value-prof.c (stringop_block_profile): Likewise.
11182 2007-01-28 Jan Hubicka <jh@suse.cz>
11184 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
11185 variant handling histograms; add wrapper.
11186 (clear_storage_via_libcall): Export.
11187 (emit_block_move_hints): Break out from ...; add histograms.
11188 (emit_block_move): ... this one.
11189 (clear_storage_hints): Break out from ...; add histograms.
11190 (clear_storage): ... this one.
11191 (set_storage_via_memset): Handle histogram.
11192 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
11193 (clear_storage_hints, clear_storage_via_libcall): Declare.
11194 (set_storage_via_setmem): Update prototype.
11195 * doc/md.texi (movmem, setmem): Document new arguments.
11197 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
11199 (stringop_block_profile): New global function.
11200 (tree_stringops_values_to_profile): Profile block size and alignment.
11201 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
11203 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
11204 (stringop_block_profile): Declare.
11205 * builtins.c: Include value-prof.h.
11206 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
11207 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
11208 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
11209 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
11210 * profile.c (instrument_values): Add new counters.
11211 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
11213 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
11214 (tree_init_edge_profiler): Build new profilers.
11215 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
11216 (pass_tree_profile): Add dump.
11217 (tree_profile_hooks): Update.
11218 * Makefile.in (LIBGCOV): Add new constants.
11219 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
11220 __gcov_ior_profiler): New.
11221 * i386.md (movmem/setmem expanders): Add new optional arguments.
11223 2007-01-28 David Edelsohn <edelsohn@gnu.org>
11225 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
11227 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
11229 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
11230 (tree_unswitch_single_loop): Pass eni_size_weights to
11231 tree_num_loop_insns.
11232 * tree-ssa-loop-manip.c: Include tree-inline.h.
11233 (can_unroll_loop_p): Pass eni_size_weights to
11234 tree_num_loop_insns.
11235 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
11236 Pass eni_size_weights to estimate_num_insns.
11237 * tree.h (init_inline_once): Export.
11238 * toplev.c (backend_init): Call init_inline_once.
11239 * cgraphunit.c (cgraph_process_new_functions,
11240 cgraph_analyze_function): Pass eni_inlining_weights to
11241 estimate_num_insns.
11242 * ipa-inline.c (compute_inline_parameters): Ditto.
11243 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
11244 to estimate_num_insns.
11245 (try_unroll_loop_completely): Pass eni_size_weights to
11246 tree_num_loop_insns.
11247 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
11248 ot estimate_num_insns.
11249 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
11250 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
11251 * tree-inline.c (eni_inlining_weights, eni_size_weights,
11252 eni_time_weights): New variables.
11253 (init_inline_once): Initialize them.
11254 (struct eni_data): Mew.
11255 (estimate_num_insns_1, estimate_num_insns): Use weights.
11256 * tree-inline.h (struct eni_weights_d): New.
11257 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
11258 (estimate_num_insns): Declaration changed.
11259 * cfgloop.h (tree_num_loop_insns): Declaration changed.
11260 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
11261 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
11263 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
11265 * tree-data-ref.c (conflict_fn): Assert that the number of affine
11266 relations in the conflict function is valid.
11268 2007-01-27 Ian Lance Taylor <iant@google.com>
11270 * common.opt: Add fstrict-overflow.
11271 * opts.c (decode_options): Set flag_strict_overflow if -O2.
11272 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
11273 (TYPE_OVERFLOW_UNDEFINED): Define.
11274 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
11276 * tree.h (TYPE_TRAP_SIGNED): Don't define.
11277 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
11278 (fold_negate_expr): Likewise.
11279 (make_range): Likewise.
11280 (extract_muldiv_1): Likewise.
11281 (maybe_canonicalize_comparison): Likewise.
11282 (fold_comparison): Likewise.
11283 (fold_binary): Likewise.
11284 (tree_expr_nonnegative_p): Likewise.
11285 (tree_expr_nonzero_p): Likewise.
11286 * tree-vrp.c (compare_values): Likewise.
11287 (extract_range_from_binary_expr): Likewise.
11288 (extract_range_from_unary_expr): Likewise.
11289 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
11291 (nowrap_type_p): Likewise.
11292 * tree-scalar-evolution.c (simple_iv): Likewise.
11293 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
11294 (build_range_check): Likewise.
11295 (extract_muldiv_1): Likewise.
11296 (fold_comparison): Likewise.
11297 * tree-vrp.c (vrp_int_const_binop): Likewise.
11298 (extract_range_from_unary_expr): Likewise.
11299 * convert.c (convert_to_integer): Likewise.
11300 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
11301 (fold_comparison): Likewise.
11302 (fold_binary): Likewise.
11303 * optabs.c (optab_for_tree_code): Likewise.
11304 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
11305 * simplify-rtx.c (simplify_const_relational_operation): Check
11306 flag_strict_overflow and flag_trapv.
11307 (simplify_const_relational_operation): Likewise.
11308 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
11309 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
11312 2007-01-27 Roger Sayle <roger@eyesopen.com>
11314 * tree.c (tree_fold_gcd): Delete.
11315 * tree.h (tree_fold_gcd): Remove prototype.
11316 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
11317 test whether one constant integer is a multiple of another. Instead
11318 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
11319 * fold-const.c (multiple_of_p): We've determined both TOP and
11320 BOTTOM are integer constants so we can call int_const_binop directly
11321 instead of the more generic const_binop.
11323 2007-01-27 Roger Sayle <roger@eyesopen.com>
11325 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
11326 1*X check that the constant hasn't overflowed, to preserve the
11328 (round_up): Provide an efficient implementation when rouding-up an
11329 INTEGER_CST to a power-of-two.
11331 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11333 * doc/sourcebuild.texi: Add comma for clarity.
11334 * doc/extend.texi: Fix some typos.
11335 * doc/passes.texi: Likewise.
11336 * doc/cppinternals.texi: Likewise.
11337 * doc/c-tree.texi: Likewise.
11338 * doc/tree-ssa.texi: Likewise.
11339 * doc/install.texi: Likewise.
11341 2007-01-27 Jan Hubicka <jh@suse.cz>
11343 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
11344 (pass_sra): Do not require alias information.
11345 * passes.c (init_optimization_passes): Add SRA
11347 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
11349 * tracer.c (rest_of_handle_tracer): We already cleaned
11350 up the CFG in tracer() so don't do it here again.
11351 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
11352 cleanup_cfg here, either. And don't call renumber_insns.
11354 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
11355 and BB_HEAD are in the insn stream here. Instead make sure
11356 that BB_INSN is valid on all insns. Also, do check here that
11357 there are no pending branch predictions...
11358 (rtl_verify_flow_info): ...instead of doing it here. Checks
11359 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
11362 2007-01-26 Roger Sayle <roger@eyesopen.com>
11364 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
11365 function to simplify/factorize operand order canonicalization.
11366 (ix86_fixup_binary_operands): Reorganize using the above function.
11367 (ix86_binary_operator_ok): Likewise.
11369 2007-01-27 Jakub Jelinek <jakub@redhat.com>
11371 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
11372 file scope from optimize_attrs.
11373 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
11375 (optimize_attrs): Clear insn_code_values after freeing it.
11377 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
11379 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
11380 a parts.base assignment.
11382 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
11384 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
11385 (compute_subscript_distance, initialize_data_dependence_relation,
11386 finalize_ddr_dependent, analyze_ziv_subscript,
11387 analyze_siv_subscript_cst_affine,
11388 compute_overlap_steps_for_affine_univar,
11389 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
11390 analyze_siv_subscript, analyze_miv_subscript,
11391 analyze_overlapping_iterations, subscript_dependence_tester_1,
11392 compute_self_dependence, free_dependence_relation): Work
11393 with affine_fn instead of chrecs.
11394 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
11395 common_affine_function, affine_function_base,
11396 affine_function_constant_p, affine_fn_op, affine_fn_plus,
11397 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
11398 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
11399 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
11400 (all_chrecs_equal_p): Removed.
11401 * tree-data-ref.h (affine_fn, conflict_function): New types.
11402 (struct subscript): Change type of conflicting_iterations_in_a
11403 and conflicting_iterations_in_b.
11405 2007-01-26 Steve Ellcey <sje@cup.hp.com>
11408 * config/pa/pa.h (TARGET_HPUX_11): New.
11409 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
11410 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
11412 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
11413 Richard Guenther <rguenther@suse.de>
11415 * tree-ssa-structalias.c (solve_graph): Handle case
11416 we merged the variable to another.
11418 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11420 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
11423 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
11424 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
11426 2007-01-25 DJ Delorie <dj@redhat.com>
11428 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
11429 allow changes to modes which don't fit in those registers.
11431 * reload1.c (choose_reload_regs): Check for invalid subregs before
11432 computing their locations, not after.
11434 2007-01-25 Geoffrey Keating <geoffk@apple.com>
11437 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
11438 save Altivec registers in an eh_return function.
11439 (compute_vrsave_mask): Likewise.
11440 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
11441 for saving Altivec registers.
11442 (rs6000_emit_prologue): Don't allocate stack twice in
11443 eh_return function. Correct expected value of altivec_save_offset
11444 when using save_world. Describe save of R0 to stack when using
11445 save_world. Describe stack pointer adjustment when using
11446 save_world. Remove duplicated eh_return parameter register saving.
11447 Update sp_offset variable after save_world.
11448 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
11450 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
11451 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
11454 2007-01-25 Steve Ellcey <sje@cup.hp.com>
11456 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
11458 2007-01-25 Steve Ellcey <sje@cup.hp.com>
11461 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
11462 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
11464 2007-01-25 Richard Guenther <rguenther@suse.de>
11466 * doc/invoke.texi (-Wcoverage-mismatch): Document.
11467 * common.opt (-Wcoverage-mismatch): New warning option.
11468 * coverage.c (get_coverage_counts): Ignore coverage mismatch
11469 if -Wcoverage-mismatch is given.
11471 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
11473 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
11474 (ipcp_driver): Change to static definition.
11475 Add dumping of the ifunctions.
11476 (constant_val_insert): Remove unused parameter. Support for SSA.
11477 (ipcp_propagate_const): Support for SSA.
11478 (ipcp_profile_bb_print): Print only analyzed nodes.
11479 (ipcp_replace_map_create): Remove support for Fortran constant
11481 * ipa-prop.c (ipa_method_modify_stmt,
11482 ipa_callsite_compute_param): Support for SSA.
11483 * ipa-prop.h (ipcp_driver): Remove declaration.
11484 (IS_VALID_TREE_MAP_INDEX): Add define.
11486 2007-01-24 Geoffrey Keating <geoffk@apple.com>
11488 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
11490 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11492 PR middle-end/30447
11493 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
11494 constant argument to cabs and do it without checking for
11495 -funsafe-math-optimizations.
11497 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
11499 * c-common.h (RID_FIRST_CXX0X): New.
11500 (RID_LAST_CXX0X): New.
11501 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
11503 * c.opt (Wc++0x-compat): New.
11504 * doc/invoke.texi (-Wc++0x-compat): Document.
11506 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11508 * builtins.c (fold_builtin_carg): New.
11509 (fold_builtin_1): Use it.
11511 2007-01-24 Jan Hubicka <jh@suse.cz>
11513 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
11515 * ipa-inline.c (initial_insns, max_insns): Delete.
11516 (compute_max_insns): New function.
11517 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
11518 of insns as base for code growth.
11519 (cgraph_decide_inlining): Make initial_insns local; do not compute
11521 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
11522 * doc/invoke.texi (inline-unit-growth): Update docs.
11524 2007-01-24 Jakub Jelinek <jakub@redhat.com>
11526 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
11527 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
11528 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
11529 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
11530 for CPUs that have PTA_CX16 set.
11532 PR middle-end/27416
11533 * gimplify.c (omp_check_private): New function.
11534 (gimplify_scan_omp_clauses): Use it for
11535 firstprivate/lastprivate/reduction.
11537 PR middle-end/30494
11538 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
11539 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
11541 PR middle-end/30421
11542 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
11543 If lower_lastprivate_clauses emits some statements, append them
11544 to dlist rather than body_p and to body_p append an initializer.
11545 (lower_omp_for): Adjust caller.
11547 2007-01-24 Steve Ellcey <sje@cup.hp.com>
11549 * target.h (globalize_decl_name): New.
11550 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
11551 * output.h (default_globalize_decl_name): New.
11552 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
11554 (globalize_decl): Ditto.
11555 (default_globalize_decl_name): New.
11556 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
11557 (ia64_handle_version_id_attribute): New.
11558 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
11559 (ia64_asm_output_external): Use globalize_decl_name instead
11560 of globalize_label.
11561 * doc/extend.texi (version_id): New pragma.
11562 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
11564 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
11566 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
11567 _uleb128_t and _Unwind_SWord with _sleb128_t.
11568 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
11569 uw_frame_state_for, uw_update_context_1): Likewise.
11570 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
11571 * unwind-pe.h (read_uleb128, read_sleb128,
11572 read_encoded_value_with_base): Likewise.
11573 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
11575 2007-01-24 Richard Guenther <rguenther@suse.de>
11577 * builtins.c (expand_builtin_cexpi): Get the fndecl
11578 for cexp in the correct way.
11580 2007-01-24 Jan Hubicka <jh@suse.cz>
11582 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
11584 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
11586 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
11587 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
11588 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
11589 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
11590 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
11591 __SIZEOF_PTRDIFF_T__.
11592 * doc/cpp.texi: Documentation for the new builtin macros added.
11594 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
11596 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
11597 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
11598 instead of operands[2] to avoid access past the end of array.
11600 2007-01-24 Richard Sandiford <richard@codesourcery.com>
11602 * reload1.c (emit_reload_insns): Pass the reload register
11603 for a non-spill output reload through forget_old_reloads_1.
11605 2007-01-23 Joseph Myers <joseph@codesourcery.com>
11607 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
11608 _SOFT_DOUBLE if doubles use software floating-point.
11609 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
11610 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
11611 * config/rs6000/darwin-ldouble.c: Also compile functions for
11612 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
11613 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
11614 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
11615 commented-out long double override.
11616 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
11617 * config/rs6000/eabispe.h: Likewise.
11618 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
11619 long double for non-SPE.
11620 (rs6000_handle_option): Likewise.
11621 (invalid_e500_subreg): Disallow more subregs involding DImode,
11622 DFmode, TImode or TFmode.
11623 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
11625 (legitimate_lo_sum_address_p): Also check for TFmode for E500
11627 (rs6000_legitimize_address): Also handle TFmode for E500 double.
11628 (rs6000_legitimize_reload_address): Also handle TFmode for E500
11630 (rs6000_legitimate_address): Also check for TFmode for E500
11632 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
11633 (spe_build_register_parallel): Handle TFmode and TCmode.
11634 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
11636 (function_arg): Handle TFmode and TCmode for E500 double.
11637 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
11639 (print_operand): Handle TFmode and TImode for %y.
11640 (rs6000_generate_compare): Handle TFmode comparisons for E500
11642 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
11643 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
11644 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
11645 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
11646 TFmode for E500 double.
11647 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
11648 (floatsidf2): Enable for E500 double.
11649 (movtf_softfloat): Use rs6000_nonimmediate_operand.
11650 (extenddftf2): Change to extenddftf2_fprs.
11651 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
11652 depending on TARGET_E500_DOUBLE.
11653 (extendsftf2): Enable for E500 double.
11654 (trunctfdf2): Enable for E500 double.
11655 (trunctfsf2): Change to trunctfsf2_fprs.
11656 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
11657 depending on TARGET_E500_DOUBLE.
11658 (floatsitf2): Enable for E500 double.
11659 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
11660 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
11661 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
11662 (negtf2): Change to negtf2_internal.
11663 (negtf2): New expander.
11664 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
11665 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
11666 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
11667 (movdi_internal32): Use rs6000_nonimmediate_operand.
11668 (unnamed splitter): Likewise.
11669 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
11670 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
11671 (SPE64TF, DITI): New mode macros.
11672 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
11675 (frob_<mode>_di_2): New.
11676 (frob_tf_di_8_2): New.
11677 (frob_di_df): Change to frob_di_<mode>; allow more modes.
11679 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
11681 (frob_ti_<mode>_8_2): New.
11682 (frob_ti_tf_2): New.
11683 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
11684 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
11686 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
11687 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
11688 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
11689 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
11690 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
11691 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
11694 2007-01-23 Ian Lance Taylor <iant@google.com>
11696 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
11698 (OBJS-archive): Reformat, alphabetize.
11699 (OBJS): Change out_object_file to OBJS-md.
11701 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
11703 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
11704 JUMP_P and CALL_P predicates where applicable.
11705 * config/i386/i386.c: Ditto.
11706 * config/i386/i386.md: Ditto.
11707 * config/i386/mmx.md: Ditto.
11708 * config/i386/predicates.md: Ditto.
11710 2007-01-22 Andreas Schwab <schwab@suse.de>
11712 * config/m68k/m68k.h: Fix comment.
11714 2007-01-22 Jan Hubicka <jh@suse.cz>
11716 * passes.c (init_optimization_passes): Do not rerun
11717 pass_early_warn_uninitialized.
11719 2007-01-22 Richard Guenther <rguenther@suse.de>
11721 PR tree-optimization/30038
11722 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
11724 (execute_cse_sincos_1): Likewise.
11725 (execute_cse_sincos): Likewise.
11726 (gate_cse_sincos): Likewise.
11727 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
11728 the cexpi() canonicalization of sincos().
11729 * tree-pass.h (pass_cse_sincos): Declare.
11730 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
11732 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
11734 PR rtl-optimization/29329
11735 * combine.c (replaced_rhs_insn): Rename to i2mod.
11736 (replaced_rhs_value): Rename to i2mod_new_rhs.
11737 (i2mod_old_rhs): New global variable.
11738 (combine_instructions): Adjust for above change. Save a copy of
11739 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
11740 note are substituted in the second instruction.
11741 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
11742 ditch the note if it pertains to the second eliminated register
11743 and this register is mentioned in i2mod_old_rhs.
11746 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
11748 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
11749 the insn to which the note was originally attached.
11751 2007-01-21 Jan Hubicka <jh@suse.cz>
11753 * ipa-inline.c (inlining_mode): Comment, move up.
11754 (cgraph_decide_inlining_incrementally): Do not perform inlining
11755 itself; fix handling of flattening of self recursive functions.
11756 (cgraph_find_cycles): Remove.
11757 (cgraph_flatten_node): Remove.
11758 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
11759 (try_inline): New function.
11760 (cgraph_early_inlining): Update call of
11761 cgraph_decide_inlining_incrementally. Apply inlining here.
11762 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
11764 2007-01-21 Dirk Mueller <dmueller@suse.de>
11767 * tree-vrp.c (check_array_bounds): do not warn
11768 about ADDR_EXPR's of ARRAY_REF's which are immediately
11769 used in binary expressions.
11771 2007-01-21 Ira Rosen <irar@il.ibm.com>
11773 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
11774 read_write_dep and macros for its access.
11775 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
11776 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
11777 argument, call vect_check_interleaving for every independent pair of
11778 data-refs. Mark loads that access the same memory location as a store
11780 (vect_check_dependences): Remove.
11781 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
11782 call, fix the call to vect_analyze_data_ref_dependence.
11783 (vect_analyze_data_ref_access): For statements that access the same
11784 data-ref, check that they are not stores; for loads, check that there
11785 is no store that access the same location.
11787 2007-01-20 Roger Sayle <roger@eyesopen.com>
11788 Joseph Myers <joseph@codesourcery.com>
11790 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
11791 (-fdump-rtl-stack): Likewise.
11792 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
11793 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
11794 (-mpt-fixed): Use @minus{} for minus sign.
11795 (Using Precompiled Headers): Fix under/overfull hbox.
11797 2007-01-20 Jan Hubicka <jh@suse.cz>
11799 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
11800 place within annotation.
11802 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11804 * pa.c (output_move_double): Change array size of xoperands to 4.
11806 2007-01-20 Jan Hubicka <jh@suse.cz>
11808 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
11811 2007-01-19 Ian Lance Taylor <iant@google.com>
11813 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
11814 constant to unsigned HOST_WIDE_INT before negating.
11816 2007-01-19 Ian Lance Taylor <iant@google.com>
11818 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
11820 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
11821 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
11822 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
11823 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
11824 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
11825 (realloc_vdef, realloc_vuse): Change second parameter to
11827 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
11828 fields to unsigned.
11829 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
11830 unsigned. Change x and lim locals to unsigned.
11831 (realloc_vdef, realloc_vuse): Change num_elem parameter to
11833 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
11834 (copy_virtual_operands): Change i and n locals to unsigned.
11836 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11838 PR middle-end/29335
11839 * builtins.c (fold_builtin_1): Handle builtin fdim.
11841 2007-01-20 Jan Hubicka <jh@suse.cz>
11843 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
11844 * tree-ssa-structalias.c (compute_points_to_sets): Do call
11845 init_alias_heapvars.
11846 (init_alias_heapvars): Initialize only when not already initialized.
11847 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
11849 2007-01-19 Roger Sayle <roger@eyesopen.com>
11851 * common.opt (fsigned-zeros): New command line option.
11852 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
11853 of flag_unsafe_math_optimizations.
11854 * opts.c (set_fast_math_flags): The -ffast-math command line option
11855 implies -fno-signed-zeros.
11856 (fast_math_flags_set_p): Likewise.
11858 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
11859 the documentation of -ffast-math appropriately. Wrap long lines.
11861 2007-01-19 Steve Ellcey <sje@cup.hp.com>
11863 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
11864 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
11866 2007-01-19 Tomas Bily <tbily@suse.cz>
11868 * cgraphunit.c (cgraph_finalize_function): Updating of pid
11870 (tree_init_ic_make_global_vars): New function
11871 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
11872 (tree_gen_ic_profiler): New function
11873 (tree_gen_ic_func_profiler): New function
11874 (tree_profiling): Added calling of tree_gen_ic_func_profiler
11875 (tree_profile_hooks): Added hook for indirec/virtual calls
11876 * value-prof.c (tree_find_values_to_profile): New case for
11878 (tree_values_to_profile): Call for determining indirect/virtual
11880 (tree_indirect_call_to_profile): New function
11881 (tree_ic_transform): New function
11882 (tree_ic): New function
11883 (find_func_by_pid): New function
11884 (init_pid_map): New function
11885 (tree_value_profile_transformations): Added check for
11886 indirect/virtual call transformation
11887 * value-prof.h (enum hist_type): New counter type for
11888 indirect/virtual calls
11889 (profile_hooks): Added new hook for profiling indirect/virtual
11891 * profile.c (instrument_values): New case for indirect/virtual
11893 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
11894 (GCOV_COUNTER_V_INDIR): New counter type
11895 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
11896 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
11898 * cgraph.c: Definition of cgraph_max_pid
11899 (cgraph_create_node): Default init of pid attribute
11900 * cgraph.h: Declaration of cgraph_max_pid
11901 (struct cgraph_node): Added pid attribute
11902 * libgcov.c (__gcov_indirect_call_profiler): New function
11903 (__gcov_one_value_profiler_body): New function
11904 (__gcov_one_value_profiler): Body was moved to
11905 __gcov_one_value_profiler_body and calls it
11907 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
11909 * doc/gty.texi (Options): Document the mark_hook option to GTY.
11910 * gengtype.c (write_types_data, write_func_for_structure,
11911 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
11912 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
11913 (walk_type, write_func_for_structure): Generate the mark_hook if
11916 2007-01-19 Jan Hubicka <jh@suse.cz>
11918 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
11919 'early' argument take inlining mode argument specifying whether to
11920 inline for size/speeed or all functions; add support for flattening;
11922 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
11924 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11927 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
11928 the name of the declared identifier.
11930 2007-01-19 Dirk Mueller <dmueller@suse.de>
11932 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
11933 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
11934 duplicate evaluation.
11936 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
11938 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
11939 Macroize expander using X87MODEF12 mode macro. Extend operand 1
11940 to XFMode, use acosxf2 and truncate result to requested mode.
11941 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
11942 (asin<mode>2): Similarly, with asin expanders.
11943 (*fscalexf4_i387): Rename from *fscalexf4.
11944 (expNcorexf3): New expander.
11945 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
11946 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
11947 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
11948 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
11949 patterns for SSE math.
11950 (exp10<mode>2): Similarly, with exp10 expanders.
11951 (exp2<mode>2): Similarly, with exp2 expanders.
11952 (expm1<mode>2): Similarly, with expm1 expanders.
11953 (ldexp<mode>3): Similarly, with ldexp expanders.
11954 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
11955 Use gen_truncxf<mode>2_i387_noop to truncate result.
11957 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11959 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
11960 for ColdFire targets.
11962 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
11963 Richard Sandiford <richard@codesourcery.com>
11965 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
11966 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
11967 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
11968 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
11969 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
11970 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
11972 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11974 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
11975 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
11976 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
11977 (*adddi_dilshr32_cf): New pattern.
11978 (adddi3, subdi3): Remove first alternatives.
11980 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11982 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
11983 implemented using move.l, do not use its cc result for floating-point
11986 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11988 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
11989 from accepting 's' constraints if flag_pic.
11991 2007-01-19 Richard Sandiford <richard@codesourcery.com>
11993 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
11994 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
11995 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
11996 condition from TARGET_68881 to TARGET_HARD_FLOAT.
11998 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
12000 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
12001 ColdFire alternatives.
12002 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
12003 * config/m68k/m68k.md (clzsi2): Define for ColdFire
12004 architectures that support ff1 instruction.
12006 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12007 Julian Brown <julian@codesourcery.com>
12009 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
12010 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
12011 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
12014 2007-01-19 Richard Sandiford <richard@codesourcery.com>
12016 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
12018 (output_move_const_into_data_reg, output_move_simode_const): Delete.
12019 * config/m68k/m68k.c (const_method, const_int_cost): Take a
12020 HOST_WIDE_INT instead of an rtx.
12021 (m68k_rtx_costs): Update call accordingly.
12022 (output_move_const_into_data_reg): Likewise. Fix formatting.
12023 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
12025 (output_move_simode_const): Update calls after above changes.
12026 Rework to use automatic variables and predicates like MEM_P.
12027 * config/m68k/m68k.md (pushexthisi_const): Update call to
12030 2007-01-19 Dirk Mueller <dmueller@suse.de>
12032 * tree-ssa-alias.c (perform_var_substitution): Fix typo
12033 in dump_flags test.
12035 2007-01-19 Richard Guenther <rguenther@suse.de>
12037 * builtins.c (expand_builtin_cexpi): Fall back to expanding
12038 via cexp in case sincos is not available.
12040 2007-01-19 Richard Guenther <rguenther@suse.de>
12042 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
12043 * defaults.h (TARGET_HAS_SINCOS): Default to off.
12044 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
12045 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
12046 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
12047 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
12048 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
12049 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
12051 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
12053 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
12055 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
12056 (atan2xf3): Directly generate RTL pattern.
12057 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
12058 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
12059 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
12060 disable patterns for SSE math.
12061 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
12062 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
12063 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
12064 disable patterns for SSE math.
12066 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
12068 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
12070 2007-01-18 Roger Sayle <roger@eyesopen.com>
12072 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
12073 VIEW_CONVERT_EXPR to the same type as it's operand.
12075 2007-01-18 David Edelsohn <edelsohn@gnu.org>
12077 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
12078 configured for long double 128.
12080 2007-01-18 Mike Stump <mrs@apple.com>
12082 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
12085 2007-01-18 Michael Meissner <michael.meissner@amd.com>
12087 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
12090 2007-01-18 Jan Hubicka <jh@suse.cz>
12092 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
12093 greater than NUM_VOP_FREE_BUCKETS.
12095 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
12097 * tree-ssa-structalias.c: Update comments.
12098 (ptabitmap_obstack): Removed.
12099 (pta_obstack): New.
12100 (oldpta_obstack): Ditto.
12101 (stats): Add a few members.
12102 (struct variable_info): Remove node, complex, address_taken, and
12103 indirect_target members. Add oldsolution member.
12104 (new_var_info): Do not initialize removed members.
12105 (constraint_expr_type): Remove INCLUDES.
12106 (constraint_graph): Add size, implicit_preds, rep,
12107 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
12108 (FIRST_REF_NODE): New macro.
12109 (LAST_REF_NODE): Ditto.
12110 (FIRST_ADDR_NODE): Ditto.
12111 (find): New function.
12113 (dump_constraint): Do not handle INCLUDES.
12114 (insert_into_complex): Do not insert duplicate constraints.
12115 (condense_varmap_nodes): Renamed and rewritten into ...
12116 (merge_node_constraints): This. Also fix bug in handling of
12117 offseted copy constraints.
12118 (clear_edges_for_node): No longer need to deal with preds at all,
12119 or removing associated preds/succs.
12120 (merge_graph_nodes): Deal with indirect_cycles.
12121 Don't deal with predecessors.
12122 (add_implicit_graph_edge): New function.
12123 (add_pred_graph_edge): Ditto.
12124 (add_graph_edge): Don't deal with predecessors.
12125 (build_constraint_graph): Removed.
12126 (build_pred_graph): New function.
12127 (build_succ_graph): Ditto.
12128 (struct scc_info): Removed in_component. Added roots, dfs, and
12129 node_mapping. Remove visited_index, unification_queue.
12130 (scc_visit): Deal with union-find we do now.
12131 Deal with cycles with REF nodes.
12132 (collapse_nodes): Renamed and rewritten to ...
12133 (unify_nodes): This.
12134 (process_unification_queue): Removed.
12135 (topo_visit): Cleanup
12136 (do_da_constraint): Use find.
12137 (do_sd_constraint): Ditto.
12138 (do_ds_constraint): Ditto.
12139 (do_complex_constraint): Ditto.
12140 (init_scc_info): Update for removed and added members.
12141 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
12142 (find_indirect_cycles): This.
12143 (equivalence_class): New variable.
12144 (label_visit): New function.
12145 (perform_variable_substitution): Rewritten.
12146 (free_var_substitution_info): New function.
12147 (find_equivalent_node): Ditto.
12148 (move_complex_constraints): Ditto.
12149 (eliminate_indirect_cycles): Ditto.
12150 (solve_graph): Only propagate changed bits.
12151 Use indirect cycle elimination.
12153 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
12154 (tree_id_eq): Renamed to ...
12155 (tree_vi_eq): This. Update for member change
12156 (insert_id_for_tree): Renamed and rewritten to ...
12157 (insert_vi_for_tree): This.
12158 (lookup_id_for_tree): Renamed and rewritten to ...
12159 (lookup_vi_for_tree): This.
12160 (get_id_for_tree): Renamed and rewritten to ...
12161 (get_vi_for_tree): Ditto.
12162 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
12163 (process_constraint): Don't handle INCLUDES.
12164 Remove special ADDRESSOF case.
12165 (find_func_aliases): Rewrite to use vi functions instead of id
12167 (create_function_info_for): Ditto.
12168 (create_variable_info_for): Ditto.
12169 (intra_create_variable_infos): Ditto.
12170 (merge_smts_into): Ditto.
12171 (find_what_p_points_to): Ditto.
12172 (init_base_vars): Ditto.
12173 (init_alias_vars): Ditto.
12174 (remove_preds_and_fake_succs): New function.
12175 (dump_sa_points_to_info): Dump new stats.
12176 (dump_solution_for_var): Use find.
12177 (set_used_smts): Fix formatting.
12178 (compute_points_to_sets): Updated for new functions.
12179 (ipa_pta_execute): Ditto.
12181 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
12182 Richard Sandiford <richard@codesourcery.com>
12184 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
12186 * calls.c (expand_call): If the return value is a PARALLEL,
12187 extract its first member.
12188 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
12189 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
12190 use FUNCTION_EXTRA_EPILOGUE.
12191 (m68k_function_value): Return a PARALLEL if the return value
12192 is of a pointer type.
12193 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
12194 (FUNCTION_EXTRA_EPILOGUE): Remove.
12195 * config/m68k/m68k.md (D0_REG): New constant.
12197 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
12199 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
12200 output a NOP for empty epilogues.
12202 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12204 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
12205 before function. Extend register save check to include all
12206 registers, not just integer ones.
12208 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
12210 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
12211 (m68k_use_return_insn): ...this.
12212 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
12213 * config/m68k/m68k.c (use_return_insn): Rename to...
12214 (m68k_use_return_insn): ...this.
12215 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
12216 of USE_RETURN_INSN.
12218 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
12220 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
12221 nearest even, fix denormal rounding overflow.
12223 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12225 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
12226 f%$smove and f%$move.
12227 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
12228 (extendsfdf2_cf): Use fdmove instead of f%&move.
12229 (truncdfsf2_cf): Use fsmove instead of f%$smove.
12230 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
12232 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12234 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
12237 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12239 * real.h (real_format): Add a canonical_nan_lsbs_set field.
12240 (coldfire_single_format): Declare.
12241 (coldfire_double_format): Likewise.
12242 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
12243 of qnan_msb_set to determine the lower bits of a canonical
12245 (encode_ieee_double): Likewise.
12246 (encode_ieee_quad): Likewise.
12247 (ieee_single_format): Initialize canonical_nan_lsbs_set.
12248 (mips_single_format): Likewise.
12249 (ieee_double_format): Likewise.
12250 (mips_double_format): Likewise.
12251 (ieee_extended_motorola_format): Likewise.
12252 (ieee_extended_intel_96_format): Likewise.
12253 (ieee_extended_intel_128_format): Likewise.
12254 (ieee_extended_intel_96_round_53_format): Likewise.
12255 (ibm_extended_format): Likewise.
12256 (mips_extended_format): Likewise.
12257 (ieee_quad_format): Likewise.
12258 (mips_quad_format): Likewise.
12259 (vax_f_format): Likewise.
12260 (vax_d_format): Likewise.
12261 (vax_g_format): Likewise.
12262 (i370_single_format): Likewise.
12263 (i370_double_format): Likewise.
12264 (decimal_single_format): Likewise.
12265 (decimal_double_format): Likewise.
12266 (decimal_quad_format): Likewise.
12267 (c4x_single_format): Likewise.
12268 (c4x_extended_format): Likewise.
12269 (real_internal_format): Likewise.
12270 (coldfire_single_format): New real_format.
12271 (coldfire_double_format): Likewise.
12272 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
12273 canonical_nan_lsbs_set.
12274 (pdp11_d_format): Likewise.
12275 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
12276 if TARGET_COLDFIRE_CPU.
12278 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12280 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
12281 (output_call, m68k_legitimize_call_address): Declare.
12282 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
12283 parenthesees. Add support for a 'W' constraint.
12284 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
12285 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
12286 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
12287 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
12289 (override_options): Initialize them. Do not set flag_no_function_cse
12290 for TARGET_ID_SHARED_LIBRARY.
12291 (m68k_output_pic_call): Delete.
12292 (m68k_legitimize_call_address): New function.
12293 (print_operand): Remove the %o prefix. Handle the %p prefix.
12294 (output_call): New function.
12295 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
12296 target address from the GOT if symbolic jumps are not allowed.
12297 * config/m68k/m68k.md (call, general_operand): Do not set
12298 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
12299 Merge separate flag_pic and !flag_pic define_insns into...
12300 (*call, *call_value): ...these new patterns. Match the address
12301 rather than the containing MEM and require it to be a call_operand.
12302 Use output_call to generate the asm template.
12303 * config/m68k/predicates.md (const_call_operand): New predicate.
12304 (call_operand): Likewise.
12306 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
12308 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
12309 (STACK_GROWS_DOWNWARD): Define to 1.
12310 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
12311 comments, emphasizing that these values are only defaults.
12312 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
12313 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
12315 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12317 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
12319 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
12320 Richard Sandiford <richard@codesourcery.com>
12322 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
12323 (FP_REGNO_P): New macros.
12324 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
12325 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
12326 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
12327 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
12329 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
12331 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
12332 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
12334 * config/m68k/t-floatlib: New file, extracting common code from...
12335 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
12336 * config/m68k/t-uclinux: Here.
12337 * config/m68k/fpgnulib.c: Do not compile extendeed precision
12338 routines on ColdFire targets.
12340 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
12342 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
12343 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
12344 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
12345 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
12346 explicitly set MOTOROLA to 1.
12347 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
12349 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12350 Nathan Sidwell <nathan@codesourcery.com>
12352 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
12353 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
12354 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
12355 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
12356 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
12357 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
12358 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
12359 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
12360 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
12361 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
12362 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
12363 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
12364 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
12365 (DBX_REGISTER_NUMBER): Delete.
12366 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
12367 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
12368 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
12370 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12372 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
12373 * config/flat.h: New file.
12374 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
12375 OBJECT_FORMAT_FLAT.
12376 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
12377 indirect references for -msep-data or -mid-shared-library.
12378 Do not use PC-relative code addresses either.
12379 * config/m68k/m68k.c (override_options): Restrict -fPIC error
12381 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
12382 for shared libraries and crt1.o for executables. Use crti.o and
12384 (ENDFILE_SPEC): Use crtend.o and crtn.o.
12385 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
12386 Do not add -elf2flt or -shared-lib-id options here.
12387 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
12388 Pass -shared-lib-id if -mid-shared-library, taking the library
12389 identifier from -mshared-library-id if given, otherwise
12391 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
12392 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
12393 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
12394 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
12395 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
12396 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
12398 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
12399 jump sequence for ISA A and ISA A+.
12400 (PICJUMP): Likewise.
12402 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12404 * config.gcc (m68k-*-uclinux*): Base the port on the common
12405 and m68k GNU/Linux files rather than on the generic ELF ones.
12406 * config/m68k/uclinux.h (TARGET_VERSION): Override.
12407 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
12409 2007-01-18 Julian Brown <julian@codesourcery.com>
12410 Richard Sandiford <richard@codesourcery.com>
12412 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
12413 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
12414 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
12416 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
12417 80 unconditionally.
12418 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
12420 2007-01-18 Richard Sandiford <richard@codesourcery.com>
12422 * doc/install.texi: Document m68k-uclinuxoldabi.
12423 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
12424 * config/m68k/uclinux-oldabi.h: New file, copied from
12425 config/m68k/uclinux.h.
12427 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
12429 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
12430 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
12431 (m32r_compute_frame_size): Use unsigned for regno.
12432 (m32r_reload_lr): Use gen_frame_mem.
12434 (m32r_output_function_epilogue): Don't output the function epilogue
12436 (m32r_expand_epilogue): New.
12437 (direct_return): Return false if the function has the interrupt
12439 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
12440 * config/m32r/m32r.md (epilogue): New expander.
12441 (return_lr, return_rte): New insns.
12442 (return): Make it expander.
12443 (return_normal): New expander.
12445 2007-01-18 Josh Conner <jconner@apple.com>
12448 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
12449 support for UNLE, UNLT, UNGE, and UNGT.
12451 2007-01-18 Jan Hubicka <jh@suse.cz>
12453 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
12454 * tree-tailcall (add_virtual_phis): Likewise.
12455 (optimize_tail_call): Return TODOs.
12456 (execute_tail_calls): Return TODOs.
12457 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
12458 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
12460 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
12461 Cleanup cfg using TODO.
12462 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
12463 * passes.c (execute_function_todo): When cleanup did something, remove
12465 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
12466 (make_edges): Don't cleanup_cfg.
12468 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
12470 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
12471 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
12472 operate on the top of stack.
12473 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
12474 register handling of instructions that output to the second
12476 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
12477 (move_for_stack_reg): Special-case check for dead destination
12478 stack slot for constant load of 1.0 inside UNSPEC_TAN.
12480 * config/i386/i386.md (UNSPEC_TAN): New constant.
12481 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
12482 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
12483 to correctly model move of constant 1.0 to top stack slot.
12484 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
12485 (unnamed peephole2 pattern): Remove corresponding peephole2
12486 pattern that optimizes tan insn and loading of constant 1.0.
12487 (tanxf2): Use fptanxf4_i387.
12488 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
12489 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
12490 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
12491 disable patterns for SSE math.
12492 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
12493 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
12495 2007-01-18 Dirk Mueller <dmueller@suse.de>
12496 Richard Guenther <rguenther@suse.de>
12499 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
12500 * common.opt (Warray-bounds): Add new warning option.
12501 * c-opts.c (c_common_handle_option): Define -Warray-bounds
12503 * Makefile.in: make tree-vrp.o depend on toplev.h
12504 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
12506 (check_array_refs, check_array_bounds, check_array_ref): New.
12508 2007-01-18 Jan Hubicka <jh@suse.cz>
12510 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
12511 (execute_ssa_ccp): Return flags conditionally.
12512 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
12514 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
12516 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
12518 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
12519 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
12521 * Makefile.c (GTFILES): Add cfglayout.h.
12522 * gengtype.c (open_base_files): Likewise.
12523 * cfglayout.c (cfg_layout_function_footer,
12524 cfg_layout_function_header) Reindent to make gengtype happy.
12525 * cfglayout.h (cfg_layout_function_footer,
12526 cfg_layout_function_header): Add GTY(()) marker.
12528 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
12530 2007-01-18 Ben Elliston <bje@au.ibm.com>
12532 * genautomata.c (write_automata): Include xstrerror output in the
12533 error message if writing the DFA description file fails.
12535 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
12537 * config/mips/mips-protos.h (mips_output_external): Make it
12539 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
12540 * config/mips/mips.c (irix_output_external_libcall): Likewise.
12541 (extern_list): Likewise.
12542 (extern_head): Likewise.
12543 (TARGET_ASM_FILE_END): Likewise.
12544 (mips_file_end): Likewise.
12545 (mips_output_external): Rewritten.
12547 2007-01-18 Ben Elliston <bje@au.ibm.com>
12549 * genpreds.c (write_insn_preds_c): Only write out the function
12550 body for regclass_for_constraint if we have register constraints.
12552 2007-01-17 Tom Tromey <tromey@redhat.com>
12554 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
12555 * doc/install.texi (Testing): Use sourceware.org.
12556 (Binaries): Likewise.
12557 (Specific): Likewise.
12558 * doc/contrib.texi (Contributors): Use sourceware.org.
12560 2007-01-17 Anatoly Sokolov <aesok@post.ru>
12562 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
12563 (AVR_ENHANCED): Rename to ...
12564 (AVR_HAVE_MUL): ... new.
12565 (avr_enhanced_p): Rename to ...
12566 (avr_have_mul_p): ... new.
12567 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
12568 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
12569 * config/avr/avr.c (avr_enhanced_p): Rename to ...
12570 (avr_have_mul_p): ... new.
12571 (base_arch_s): Rename 'enhanced' to 'have_mul'.
12572 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
12573 'avr_enhanced_p' and 'enhanced'.
12574 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
12575 AVR_HAVE_MUL instead of AVR_ENHANCED.
12576 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
12577 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
12578 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
12579 instead of AVR_ENHANCED.
12580 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
12581 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
12582 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
12584 2007-01-17 Ian Lance Taylor <iant@google.com>
12586 * vec.h (VEC_reserve_exact): Define.
12587 (vec_gc_p_reserve_exact): Declare.
12588 (vec_gc_o_reserve_exact): Declare.
12589 (vec_heap_p_reserve_exact): Declare.
12590 (vec_heap_o_reserve_exact): Declare.
12591 (VEC_OP (T,A,reserve_exact)): New static inline function, three
12593 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
12594 negative parameter.
12595 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
12596 (VEC_OP (T,A,copy)) [all versions]: Likewise.
12597 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
12598 * vec.c (calculate_allocation): Add exact parameter. Change all
12600 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
12601 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
12602 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
12603 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
12604 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
12605 (vec_heap_p_reserve_exact): New function.
12606 (vec_heap_o_reserve_exact): New function.
12608 2007-01-17 Jan Hubicka <jh@suse.cz>
12610 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
12612 2007-01-17 Eric Christopher <echristo@apple.com>
12614 * config.gcc: Support core2 processor.
12616 2007-01-16 Jan Hubicka <jh@suse.cz>
12618 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
12619 the names, just unlink the chain so we don't crash on dangling pointers
12622 2007-01-16 Jan Hubicka <jh@suse.cz>
12624 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
12625 * tree-pass.h: Reorder to make IPA passes appear toegher.
12626 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
12627 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
12628 parameters, do not call early inliner.
12629 * ipa-inline.c: Update comments. Include tree-flow.h
12630 (cgraph_decide_inlining): Do not compute inlining parameters.
12631 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
12632 be called with function context set up.
12633 (pass_ipa_inline): Remove unreachable functions before pass.
12634 (cgraph_early_inlining): Simplify assuming to be called from the
12636 (pass_early_inline): New pass.
12637 (cgraph_gate_ipa_early_inlining): New gate.
12638 (pass_ipa_early_inline): Turn into simple wrapper.
12639 (compute_inline_parameters): New function.
12640 (gate_inline_passes): New gate.
12641 (pass_inline_parameters): New pass.
12642 (apply_inline): Move here from tree-optimize.c
12643 (pass_apply_inline): New pass.
12644 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
12646 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
12647 doing them by hand.
12648 (tree_function_versioning): Do not allocate dummy struct function.
12649 * tree-inline.h (optimize_inline_calls): Update prototype.
12650 * tree-optimize.c (execute_fixup_cfg): Export.
12651 (pass_fixup_cfg): Remove
12652 (tree_rest_of_compilation): Do not apply inlines.
12653 * tree-flow.h (execute_fixup_cfg): Declare.
12654 * Makefile.in (gt-passes.c): New.
12655 * passes.c: Include gt-passes.h
12656 (init_optimization_passes): New passes.
12657 (nnodes, order): New static vars.
12658 (do_per_function_toporder): New function.
12659 (execute_one_pass): Dump current pass here.
12660 (execute_ipa_pass_list): Don't dump current pass here.
12662 2007-01-16 Janis Johnson <janis187@us.ibm.com>
12664 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
12665 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
12667 2007-01-16 David Edelsohn <edelsohn@gnu.org>
12669 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
12670 (strong_alias): Define.
12671 (__gcc_qmul): Provide non-FMA for soft-float.
12672 (__gcc_qdiv): Same.
12677 (__gcc_qunord): New.
12687 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
12688 soft-float functions.
12689 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
12690 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
12691 about long double soft float.
12693 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
12694 Tehila Meyzels <tehila@il.ibm.com>
12696 * tree-vectorizer.h (is_pattern_stmt_p): New.
12697 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
12698 formatting (tabs instead of spaces). Cleanup and clarify setting
12699 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
12700 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
12701 (vectorizable_type_demotion): Check that types are integral.
12702 (vectorizable_type_promotion): Likewise.
12703 (vectorizable_store): Fix typo. Eliminate new-line at end of
12706 2007-01-16 Jan Hubicka <jh@suse.cz>
12708 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
12711 2007-01-15 Eric Christopher <echristo@apple.com>
12713 * ifcvt.c: Include vec.h, vecprim.h.
12714 (check_cond_move_block): New argument regs.
12715 Reorganize. Add registers used to regs.
12716 (cond_move_process_if_block): Use regs set above as
12719 2007-01-15 Eric Christopher <echristo@apple.com>
12721 * config/darwin.h: Update copyright.
12722 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
12723 (LINK_COMMAND_SPEC): Add -u.
12724 (LINK_SPEC): Fix umbrella for above.
12726 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
12728 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
12731 2007-01-15 Tom Tromey <tromey@redhat.com>
12733 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
12734 * doc/install.texi (Testing): Don't mention jacks.
12735 (Configuration): Document --enable-java-maintainer-mode. Move
12736 --with-java-home to libgcj-specific section. Document
12738 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
12740 2007-01-15 Jan Hubicka <jh@suse.cz>
12742 * tree-ssa-dce.c (DCE_TODOs): New.
12743 (propagate_necessity): Return if something changed.
12744 (eliminate_unnecessary_stmts): Likewise.
12745 (perform_tree_ssa_dce): Return TODO flags when needed.
12746 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
12748 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
12750 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
12751 (fyl2x_extend<mode>xf3_i387): New insn pattern.
12752 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
12753 patterns using X87MODEF12 mode macro. Extend operand 1
12754 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
12755 (log10<mode>2): Ditto.
12756 (log2<mode>2): Ditto.
12757 (log1p<mode>2): Ditto.
12758 (logb<mode>2): Ditto.
12759 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
12760 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
12761 (*fxtractxf3_i387): Rename from *fxtractxf3.
12762 (fxtract_extend<mode>xf3_i387): New insn pattern.
12763 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
12764 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
12765 and gen_fyl2xxf3_i387().
12767 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
12769 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
12770 * cfgloopmanip.c (fix_loop_placement): Made static. Use
12771 get_loop_exit_edges. Changed return type to bool.
12772 * cfgloop.h (fix_loop_placement): Declaration removed.
12774 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
12776 * param.h (MIN_VECT_LOOP_BOUND): New.
12777 * params.def (MIN_VECT_LOOP_BOUND): New.
12778 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
12779 argument - minimum threshold for number of iterations.
12780 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
12781 argument to declaration.
12782 * tree-vect-analyze.c (vect_analyze_operations): Check value of
12783 MIN_VECT_LOOP_BOUND.
12784 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
12785 slpeel_tree_peel_loop_to_edge with additional argument.
12786 (vect_do_peeling_for_alignment): Likewise.
12787 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
12789 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
12792 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
12793 operands of size 1.
12795 2007-01-14 Jan Hubicka <jh@suse.cz>
12797 * tree-dfa.c (remove_referenced_var): New function.
12798 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
12799 prune referenced vars list too.
12800 * tree-flow.h (remove_referenced_var): Declare.
12802 2007-01-14 Jan Hubicka <jh@suse.cz>
12804 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
12806 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
12807 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
12808 * except.h (verify_eh_throw_table_statements): Kill prototype.
12809 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
12810 into call exrepssions.
12811 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
12813 * tree-cfg.c: Include pointer-set.h.
12814 (verify_node_sharing): Work on pointer set.
12815 (verify_eh_throw_stmt_node): New.
12816 (verify_stmts): Use pointers sets, verify throw_stmt.
12818 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
12820 * ipa-reference.c (analyze_function): Consider also addresses taken
12823 2007-01-12 Roger Sayle <roger@eyesopen.com>
12825 * c-typeck.c (null_pointer_constant_p): Replace use of
12826 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
12827 (build_c_cast): Likewise.
12829 2007-01-12 Roger Sayle <roger@eyesopen.com>
12831 * tree.h (force_fit_type_double): Remove unused final argument.
12832 * c-common.c (constant_expression_warning): Replace use of
12833 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
12834 (convert_and_check): Likewise.
12835 (shorten_compare): Update call to force_fit_type_double.
12836 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
12837 * convert.c (convert_to_pointer): Update call to
12838 force_fit_type_double.
12839 * fold-const.c (force_fit_type_double): Remove overflowed_const
12841 (int_const_binop, fold_convert_const_int_from_int,
12842 fold_convert_const_int_from_real, fold_div_compare,
12843 fold_sign_changed_comparison, fold_unary, fold_negate_const,
12844 fold_abs_const, fold_not_const): Remove the final argument from
12845 calls to force_fit_type_double.
12847 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
12849 * configure.ac: Set insn to "nop" for spu-*-* also.
12850 * configure: Regenerate.
12852 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
12854 * builtins.def : Add BUILT_IN_FREE.
12856 2007-01-12 Jan Hubicka <jh@suse.cz>
12858 PR tree-optimization/30443
12859 * tree-inline.c (tree_function_versioning): Do not optimize when
12860 cloning for inlining.
12862 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
12864 * doc/loop.texi: Document recording of loop exits.
12865 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
12866 (update_single_exits_after_duplication,
12867 update_single_exit_for_duplicated_loop,
12868 update_single_exit_for_duplicated_loops): Removed.
12869 (duplicate_loop_to_header_edge): Do not call
12870 update_single_exits_after_duplication and
12871 update_single_exit_for_duplicated_loops.
12872 (loop_version): Do not update single_exit information.
12873 (fix_loop_structure): Use record_loop_exits instead of
12874 mark_single_exit_loops.
12875 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
12876 the lists of loop exits.
12877 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
12878 split_edge, merge_blocks): Update the lists of loop exits.
12879 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
12880 loop_optimizer_init.
12881 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
12882 of mark_single_exit_loops.
12883 (loop_optimizer_finalize): Call release_recorded_exits.
12884 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
12885 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
12886 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
12887 update single exit information.
12888 * lambda-code.c (perfect_nestify): Ditto.
12889 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
12890 (mark_single_exit_loops): Removed.
12891 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
12892 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
12893 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
12895 (get_loop_exit_edges, single_exit): Use recorded exit lists.
12896 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
12897 (verify_loop_structure): Verify consistency of the exit lists.
12898 (flow_loops_find): Use alloc_loop. Initialize exits hash.
12899 (set_single_exit): Removed.
12900 * cfgloop.h (struct loop_exit): New function.
12901 (struct loop): single_exit_ field replaced by exits field.
12902 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
12903 (struct loops): Added exits hash.
12904 (mark_single_exit_loops, set_single_exit): Declaration removed.
12905 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
12907 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12909 * doc/invoke.texi: Avoid use of @headitem.
12911 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12913 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
12915 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12917 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
12920 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
12921 Richard Sandiford <richard@codesourcery.com>
12923 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
12924 * config/m68k/m68k.opt: Resort options.
12925 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
12927 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
12928 Richard Sandiford <richard@codesourcery.com>
12930 * doc/invoke.texi: Document the macros that are defined by
12931 m68k's -mtune and -mhard-float options.
12932 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
12933 (m68k_cpp_cpu_family): Likewise.
12934 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
12935 of __ucfv*__ macros. Define __mcffpu__ if generating code for
12936 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
12937 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
12938 (m68k_cpp_cpu_family): Likewise.
12940 2007-01-12 Richard Sandiford <richard@codesourcery.com>
12942 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
12943 macros besides mc68000 as tuning macros. Use a switch statement
12944 to set them and mcpu32.
12946 2007-01-12 Julian Brown <julian@codesourcery.com>
12948 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
12949 (TARGET_68040_ONLY): Rename to...
12950 (TARGET_68040): ...this.
12951 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
12952 * config/m68k/m68k.md: Likewise.
12954 2007-01-12 Julian Brown <julian@codesourcery.com>
12955 Nathan Sidwell <nathan@codesourcery.com>
12956 Richard Sandiford <richard@codesourcery.com>
12958 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
12959 the -mcpu= argument associated with the --with-cpu setting.
12960 Define M68K_DEFAULT_TUNE to the default -mtune= option,
12961 if different from the one implied by the -mcpu setting.
12962 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
12963 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
12964 * doc/invoke.texi: Mention ColdFire in the introduction to the
12965 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
12966 -mno-div and -mhard-float options. Make -m68881 a synonym for
12967 -mhard-float. Document the previously-undocumented -m5206e,
12968 -m528x, -m5307 and -m5407 options. Tweak the existing option
12969 documentation for consistency.
12970 * doc/install.texi: Mention new --with-cpu arguments.
12971 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
12972 default CPU if neither -mcpu nor -march are specified.
12973 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
12974 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
12975 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
12976 using m68k_tune to decide between families that implement the
12977 same ISA. Use m68k_tune to set __mcfv4e__.
12978 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
12979 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
12980 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
12981 (FL_ISA_C, FL_ISA_MMU): New macros.
12982 (MASK_COLDFIRE): Delete.
12983 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
12984 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
12985 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
12986 (TARGET_HARD_FLOAT): Do not define here.
12987 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
12988 (TUNE_68000): New macro.
12989 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
12990 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
12991 (TUNE_CFV2): Redefine in terms of m68k_tune.
12992 (uarch_type, target_device, fpu_type): New enums.
12993 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
12994 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
12995 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
12996 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
12997 (FL_FOR_isa_c): New macros.
12998 (m68k_isa): New enum.
12999 (m68k_target_selection): New structure.
13000 (all_devices, all_isas, all_microarchs): New tables.
13001 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
13002 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
13003 (MASK_ALL_CPU_BITS): Delete.
13004 (m68k_find_selection): New function.
13005 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
13006 Map the legacy target options to a combination of the new ones.
13007 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
13008 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
13009 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
13011 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
13012 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
13014 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
13015 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
13016 * config/m68k/m68k-devices.def: New file.
13018 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13019 Nathan Sidwell <nathan@codesourcery.com>
13021 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
13022 (SUBTARGET_EXTRA_SPECS): New macros.
13023 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
13024 use %(asm_cpu_spec) instead.
13025 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
13026 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
13027 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
13028 (EXTRA_SPECS): Rename to...
13029 (SUBTARGET_EXTRA_SPECS): ...this.
13031 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
13032 Richard Sandiford <richard@codesourcery.com>
13033 Julian Brown <julian@codesourcery.com>
13035 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
13036 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
13037 to the configuration's default CPU.
13038 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
13039 Remove default masks.
13040 (m680[012]0-*-*): Set the default with_cpu to the first part of
13042 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
13043 (m68k*-*-linux): Extend the --with-cpu handling to...
13044 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
13045 and m68010. Don't set target_cpu_default2.
13046 * doc/install.texi: Document --with-cpu for m68k.
13047 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
13048 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
13049 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
13050 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
13051 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
13052 (ASM_SPEC): Remove use of %(asm_cpu_default).
13053 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
13054 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
13055 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
13056 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
13057 __HAVE_FPU__ if TARGET_HARD_FLOAT.
13058 (TARGET_DEFAULT): Delete.
13059 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
13060 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
13061 (CPP_CPU_SPEC): Delete.
13062 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
13063 the appropriate string.
13064 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
13065 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
13066 (ASM_SPEC): Don't use %(asm_default_spec).
13067 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
13068 TARGET_DEFAULT and add MASK_68881.
13069 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
13071 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13073 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
13074 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
13075 MASK_68010 alongside MASK_68020.
13076 * doc/invoke.texi: Document -m68010.
13077 * config/m68k/m68k.opt (m68010): New.
13078 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
13080 (TUNE_68010): New macro.
13081 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
13082 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
13083 (M68K_CPU_m68332): Add MASK_68010.
13084 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
13085 fallback definition.
13086 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
13088 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
13089 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
13090 to all entries that use MASK_68020.
13091 (output_move_simode_const, output_move_himode, output_move_qimode)
13092 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
13093 instead of TARGET_68020 to select clr behavior. Remove comment
13094 about there being no TARGET_68010.
13095 * config/m68k/m68k.md: Likewise throughout.
13097 2007-01-12 Julian Brown <julian@codesourcery.com>
13099 * config/m68k/m68k.h (TARGET_ISAB): New macro.
13100 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
13101 * config/m68k/m68k.md: Likewise.
13103 2007-01-12 Julian Brown <julian@codesourcery.com>
13105 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
13106 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
13108 2007-01-12 Julian Brown <julian@codesourcery.com>
13110 * config/m68k/m68k.h (TUNE_68040_60): New macro.
13111 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
13112 * config/m68k/m68k.md: Likewise.
13114 2007-01-12 Julian Brown <julian@codesourcery.com>
13115 Richard Sandiford <richard@codesourcery.com>
13117 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
13118 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
13119 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
13121 (TARGET_CPU32): Rename to...
13122 (TUNE_CPU32): ...this.
13123 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
13124 (TUNE_CFV2): New macros.
13125 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
13126 remove conditions that are implied by TARGET_68020.
13127 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
13128 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
13129 (m68k_output_function_epilogue): Likewise.
13130 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
13131 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
13132 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
13133 non-68000 timings. Refactor multiplication and division costs.
13134 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
13135 TUNE_CPU32 instead of TARGET_CPU32.
13136 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
13137 and TUNE_68060 instead of TARGET_68060.
13138 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
13139 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
13141 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
13142 && !TARGET_COLDFIRE" to choose between moveq and clr.
13143 Likewise in the unnamed movsf pattern.
13144 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
13145 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
13148 2007-01-12 Richard Sandiford <richard@codesourcery.com>
13150 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
13151 of tabbing before backslashes.
13153 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13155 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
13156 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
13157 (ASM_OUTPUT_INTERNAL_LABEL): Define.
13159 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
13161 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
13162 find_interesting_uses_cond.
13163 (find_interesting_uses_cond): Use extract_cond_operands.
13164 (rewrite_use_compare): Use extract_cond_operands and
13165 force_gimple_operand_bsi. Do not call update_stmt.
13166 (determine_use_iv_cost_condition): Use extract_cond_operands.
13167 Return cheaper of using original bound and changing the exit bound.
13169 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
13171 PR tree-optimization/29516
13172 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
13173 most_expensive_mult_to_index, addr_to_parts,
13174 create_mem_ref, maybe_fold_tmr): Make the type of
13175 fields of TARGET_MEM_REF sizetype.
13176 (move_fixed_address_to_symbol, move_pointer_to_base):
13178 * tree.def (TARGET_MEM_REF): Add comment on types of
13181 2007-01-11 Joseph Myers <joseph@codesourcery.com>
13183 * c-common.c (vector_types_convertible_p): Treat opaque types as
13184 always convertible if they have the same size, but not otherwise.
13186 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
13188 * ifcvt.c (struct noce_if_info): Add comments to the fields.
13189 Remove the b_unconditional field.
13190 (noce_try_sign_mask): Do not look at b_unconditional.
13191 (noce_process_if_block): Do not use merge_if_blocks. Update
13192 the CFG here. Do not set b_unconditional.
13193 (cond_move_process_if_block): Likewise.
13194 (find_cond_trap): Likewise.
13195 (check_cond_move_block): Require simple jump insns at the end
13196 of the basic block.
13198 2007-01-11 Jan Hubicka <jh@suse.cz>
13200 PR tree-optimization/1046
13201 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
13202 when alias info is not ready.
13203 (pass_tail_recursion): Do not require aliasing.
13204 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
13205 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
13206 * tree-ssa-copy.c (pass_copy_prop): Likewise.
13207 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
13208 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
13209 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
13210 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
13212 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
13213 When aliasing is not build, mark statement as volatile.
13215 2007-01-11 Tom Tromey <tromey@redhat.com>
13217 PR preprocessor/15185, PR preprocessor/20989:
13218 * doc/cppopts.texi <-MT>: Update description of algorithm for
13219 computing default target.
13220 <-M, -MD>: Reword "basename" text.
13222 2007-01-11 Roger Sayle <roger@eyesopen.com>
13224 * builtins.c (expand_builtin_pow, expand_builtin_powi,
13225 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
13226 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
13227 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
13228 fold_builtin_bswap, real_constp, fold_builtin_pow,
13229 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
13230 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
13231 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
13232 * convert.c (convert_to_pointer): Likewise.
13233 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
13234 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
13235 const_binop, fold_convert_const_int_from_int,
13236 fold_convert_const_int_from_real,
13237 fold_convert_const_real_from_real, sign_bit_p,
13238 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
13239 fold_sign_changed_comparison, fold_unary, fold_comparison,
13240 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
13241 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
13242 * print-tree.c (print_node_brief, print_node): Likewise.
13243 * stor-layout.c (place_field, layout_type): Likewise.
13244 * tree-chrec.c (keep_cast): Likewise.
13245 * tree.c (build_vector, build_real, build_real_from_int_cst,
13246 build_complex): Likewise.
13248 2007-01-11 Roger Sayle <roger@eyesopen.com>
13250 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
13251 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
13253 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
13255 * configure.ac (strict1_warn): Rename to strict_warn.
13256 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
13257 cc_set_by_configure, quoted_cc_set_by_configure,
13258 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
13259 all_boot_languages, all_stagestuff): Remove.
13260 (target_list): Remove bootstrap targets.
13261 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
13262 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
13263 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
13264 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
13265 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
13266 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
13267 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
13268 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
13269 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
13270 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
13271 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
13272 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
13273 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
13274 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
13275 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
13276 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
13277 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
13278 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
13279 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
13280 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
13281 (mostlyclean): Adjust.
13282 (clean, distclean): Don't mention bootstrap stuff.
13283 * configure: Regenerate.
13284 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
13285 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
13286 treelang/config-lang.in (stagestuff): Remove.
13287 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
13288 stageprofile, stagefeedback, stagestuff): Remove mention.
13290 2007-01-11 Nick Clifton <nickc@redhat.com>
13292 * config/mcore/predicates.md (mcore_general_movesrc_operand):
13294 (mcore_general_movdst_operand): Do not accept CONST_INTs.
13295 (mcore_arith_K_S_operand): Run the test for the S constraint not
13296 the test for the M constraint.
13297 (mcore_addsub_operand): Do not accept integer values that are
13298 larger than 32 bits.
13299 * config/mcore/mcore.md: Remove unused constraints from split.
13300 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
13301 (addsi3): Likewise.
13302 (allocate_stack): Likewise.
13303 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
13304 operands to 32 bits.
13305 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
13307 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
13308 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
13309 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
13310 mcore_output_bclri, mcore_output_andn, output_inline_const,
13311 mcore_output_move, mcore_output_movedouble): Likewise.
13312 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
13313 (output_inline_const): Likewise.
13314 (output_inline_const): Fix format strings used in sprintf
13316 * config/mcore/mcore-protos.h: Update prototypes for changed
13317 functions in mcore.c.
13318 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
13319 HOST_WIDE_INT and not int.
13320 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
13321 CONST_OK_FOR_N): Likewise.
13322 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
13323 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
13326 2007-01-10 Jan Hubicka <jh@suse.cz>
13328 * tree-vrp.c (remove_range_assertions): Release defs.
13329 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
13330 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
13332 2007-01-10 Paul Brook <paul@codesourcery.com>
13334 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
13335 * config/arm/arm.md (mulsi3subsi): New insn.
13337 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
13339 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
13340 (tree_transform_and_unroll_loop): New.
13341 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
13344 2007-01-10 Robert Kennedy <jimbob@google.com>
13346 * fold-const.c (fold_comparison): Fold comparisons like (x *
13347 1000 < 0) to (x < 0).
13349 2007-01-10 Ian Lance Taylor <iant@google.com>
13351 * tree-pretty-print.c (dump_generic_node): Print parentheses when
13352 operands have the same priority.
13354 2007-01-10 Tom Tromey <tromey@redhat.com>
13356 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
13357 (fold_binary): Likewise.
13358 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
13359 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
13360 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
13361 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
13362 * langhooks.h (struct lang_hooks): Removed field
13363 'can_use_bit_fields_p'.
13365 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
13367 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
13369 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
13371 * function.c (get_last_funcdef_no): New function.
13372 * function.h (get_last_funcdef_no): Declare.
13373 * tree-inline.c (initialize_cfun): Add initialization.
13374 (tree_function_versioning): Cleanup.
13376 2007-01-10 Jan Hubicka <jh@suse.cz>
13378 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
13381 2007-01-10 Sa Liu <saliu@de.ibm.com>
13382 Ben Elliston <bje@au.ibm.com>
13384 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
13385 for SAVE_NONLOCAL and Pmode for any other save level.
13386 * spu-protos.h (spu_restore_stack_block): Declare.
13387 * spu.md (save_stack_block): Remove.
13388 (restore_stack_block): Call spu_restore_stack_block.
13389 * spu.c (spu_restore_stack_block): New function.
13390 (spu_expand_epilogue): Remove old comment.
13392 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
13394 PR tree-optimization/30322
13395 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
13396 (cand_value_at): Return the value as aff_tree.
13397 (may_eliminate_iv): Convert the bound from aff_tree to tree.
13398 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
13399 aff_combination_mult): New functions.
13400 (aff_combination_add): Use aff_combination_add_cst.
13401 (aff_combination_convert): Allow conversions to a wider type.
13402 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
13403 * tree-affine.h (aff_combination_mult): Declare.
13405 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
13407 * doc/tm.texi: Update documentation to reflect reality of exec
13408 and start file search behaviours. Update copyright year.
13409 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
13410 header file directories.
13412 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
13414 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
13415 (*cosxf2): Rename to cosxf2_i387.
13416 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
13417 using X87MODEF12 mode macro. Rename patterns to
13418 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
13420 (*cosdf2, *cossf2): Ditto.
13421 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
13422 to match extended input operands.
13423 (sincos<mode>3): New expander.
13424 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
13425 insn patterns and corresponding splitters.
13427 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
13429 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
13430 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
13432 2007-01-09 Nicolas Pitre <nico@cam.org>
13435 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
13437 2007-01-08 Geoffrey Keating <geoffk@apple.com>
13439 * target.h (struct gcc_target): New field library_rtti_comdat.
13440 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
13441 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
13442 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
13443 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
13445 2007-01-08 Geoffrey Keating <geoffk@apple.com>
13447 * doc/invoke.texi (Optimize Options): Correct description of -O0.
13449 2007-01-08 Richard Guenther <rguenther@suse.de>
13451 * tree.h (force_fit_type_double): Export.
13452 (force_fit_type): Remove.
13453 * fold-const.c (force_fit_type_double): New function.
13454 (force_fit_type): Remove.
13455 (int_const_binop): Use it.
13456 (fold_convert_const_int_from_int): Likewise.
13457 (fold_convert_const_int_from_real): Likewise.
13458 (fold_div_compare): Likewise.
13459 (fold_sign_changed_comparison): Likewise.
13460 (fold_unary): Likewise.
13461 (fold_negate_const): Likewise.
13462 (fold_abs_const): Likewise.
13463 (fold_not_const): Likewise.
13464 * c-common.c (shorten_compare): Use force_fit_type_double.
13465 * convert.c (convert_to_pointer): Likewise.
13467 2007-01-08 Richard Guenther <rguenther@suse.de>
13469 * tree.h (build_int_cst_wide_type): Export.
13470 * tree.c (build_int_cst_wide_type): New function.
13471 (build_int_cst_wide): Fix comment.
13472 * builtins.c (fold_builtin_object_size): Use build_int_cst
13473 to build -1 or 0 of the correct type. Use fit_double_type
13474 to check for overflow.
13475 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
13477 (decode_field_reference): Likewise.
13478 (all_ones_mask_p): Likewise.
13479 (native_interpret_int): Use build_int_cst_wide_type.
13480 (fold_binary): Use build_int_cst_type to build an all-ones
13482 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
13484 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
13486 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
13488 2007-01-09 Ben Elliston <bje@au.ibm.com>
13490 * genautomata.c (STATS_OPTION): New option.
13491 (stats_flag): New flag.
13492 (gen_automata_option): Handle it.
13493 (initiate_automaton_gen): Ditto.
13494 (write_automata): Output statistics only if stats_flag is
13495 set. Likewise, output time statistics only if time_flag is set.
13496 * doc/md.texi (Processor pipeline description): Document new flag.
13498 2007-01-08 Richard Guenther <rguenther@suse.de>
13500 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
13501 * tree.c (build_int_cst_type): Likewise.
13502 (size_in_bytes): Don't call force_fit_type on the result.
13503 (int_fits_type_p): Use fit_double_type.
13504 * fold-const.c (fit_double_type): New function.
13505 (force_fit_type): Use it.
13506 * tree.h (fit_double_type): Export.
13508 2007-01-08 Jan Hubicka <jh@suse.cz>
13510 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
13511 * ipa.c (function_and_variable_visibility): Fix return type.
13513 2007-01-08 Richard Guenther <rguenther@suse.de>
13515 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
13516 of offset to build the index.
13517 * tree-pretty-print.c (dump_generic_node): Don't build negated
13518 const just for printing.
13519 * c-pretty-print.c (pp_c_integer_constant): Likewise.
13520 * builtins.c (fold_builtin_int_roundingfn): Check if result
13521 fits the type by using force_fit_type and comparing the result.
13522 * predict.c (predict_loops): Use compare_tree_int for comparison.
13523 * tree.c (build_int_cst): Fall back to integer_type_node for
13525 (build_int_cst_wide): Assert type is non-null.
13527 2007-01-08 Roberto Costa <roberto.costa@st.com>
13529 * tree-vrp.c (extract_range_from_cond_expr): New.
13530 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
13531 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
13533 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
13534 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
13535 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
13536 used as expressions.
13537 * tree-object-size.c (cond_expr_object_size): New.
13538 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
13540 2007-01-08 Jan Hubicka <jh@suse.cz>
13542 * tree-ssa-forwprop.c (forward_propagate_into_cond,
13543 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
13546 2007-01-08 Richard Guenther <rguenther@suse.de>
13548 PR tree-optimization/23603
13549 * tree-vrp.c (set_value_range_to_truthvalue): New function.
13550 (extract_range_from_binary): Fall back to truthvalue instead of
13551 varying for TRUTH_*_EXPR.
13552 (extract_range_from_comparison): Fall back to truthvalue instead of
13554 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
13555 if all visited PHI values were constant.
13557 2007-01-08 Jan Hubicka <jh@suse.cz>
13559 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
13560 (cgraph_analyze_function): break out from ...
13561 (cgraph_finalize_compilation_unit): ... here.
13562 (cgraph_expand_function): Remove forgoten commented out line.
13563 (cgraph_optimize): Analyze functions.
13565 2007-01-08 Jan Hubicka <jh@suse.cz>
13567 * tree-pas.h (TODO_remove_function): New flag.
13568 (TODO_update*): Renumber.
13569 (pass_ipa_increase_alignment,
13570 pass_ipa_function_and_variable_visibility): New passes.
13571 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
13572 (cgraph_function_and_variable_visibility): Move to ipa.c
13573 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
13574 cgraph_increase_alignment.
13575 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
13576 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
13577 calling tree-inline.
13578 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
13579 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
13580 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
13581 (gate_increase_alignment): New function.
13582 (pass_ipa_increase_alignment): New pass.
13583 * ipa.c: Inline tree-pass.h and timevar.h
13584 (function_and_variable_visibility): Move here from cgraphunit.c
13585 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
13586 * passes.c (init_optimization_passes): Add the two new passes.
13587 (execute_todo): Handle cgraph_remove_functions.
13589 2007-01-08 Nick Clifton <nickc@redhat.com>
13591 * config/frv/predicates.md (reg_or_0_operand): Accept
13594 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
13596 * config/bfin/rtems.h, config/bfin/t-rtems: New.
13597 * config.gcc: Add bfin*-rtems*.
13599 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
13601 * c.opt: Add -flax-vector-conversions.
13602 * c-typeck.c (convert_for_assignment): Pass flag to
13603 vector_types_convertible_p to allow emission of note.
13604 (digest_init): Likewise.
13605 * c-opts.c: Handle -flax-vector-conversions.
13606 * c-common.c (flag_lax_vector_conversions): New.
13607 (vector_types_convertible_p): Unless -flax-vector conversions
13608 has been passed, disallow conversions between vectors with
13609 differing numbers of subparts and/or element types. If such
13610 a conversion is disallowed, possibly emit a note on the first
13611 occasion only to inform the user of -flax-vector-conversions.
13612 The new last argument specifies this.
13613 * c-common.h (flag_lax_vector_conversions): New.
13614 (vector_types_convertible_p): Add extra argument.
13615 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
13616 char_type_node for V*QI type vectors.
13617 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
13618 Update to satisfy new typechecking rules.
13619 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
13620 C and C++ variants.
13621 * doc/invoke.texi (C Dialect Options): Document
13622 -flax-vector-conversions.
13624 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
13626 PR tree-optimization/29877
13627 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
13628 a register variable on the RHS to not be replaceable.
13630 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
13631 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
13632 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
13633 const_simm15, const_pow2, const_npow2): Added.
13634 * config/score/misc.md (insv, extv, extzv, movmemsi,
13635 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
13636 * config/score/score.c (score_address_cost, score_select_cc_mode):
13638 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
13639 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
13640 Update score_print_operand.
13641 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
13642 Adjust register allocate order and update some macro define.
13643 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
13644 mdx_block_move_straight, mdx_block_move_loop_head,
13645 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
13646 mdx_block_move): Added.
13647 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
13648 mdp_limm): Updated and fix some bug and typo.
13649 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
13650 (movsf, movdf, doloop_end): Added.
13652 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
13654 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
13655 config/arm/thumb2.md: Fix comment typos.
13656 * doc/extend.texi: Fix a typo.
13658 2007-01-07 Eric Christopher <echristo@apple.com>
13660 * configure.ac: Check for __stack_chk_fail for darwin.
13661 * configure: Regenerate.
13663 2007-01-07 Richard Guenther <rguenther@suse.de>
13665 * tree-vrp.c (extract_range_from_assert): CSE calls to
13666 compare_values where possible.
13667 (extract_range_from_unary_expr): Likewise.
13669 2007-01-07 Anatoly Sokolov <aesok@post.ru>
13671 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
13672 * config/avr/avr.c (call_insn_operand): Delete function.
13673 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
13674 instead of register number. Use predicates.
13675 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
13676 call_insn_operand): Add.
13678 2007-01-06 Jan Hubicka <jh@suse.cz>
13680 * tree-pass.h (pass_build_cgraph_edges): Declare.
13681 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
13682 (visited_nodes): Remove.
13683 (cgraph_create_edges): Move to cgraphbuild.c; rename to
13684 build_cgrpah_edges; make visited_nodes local.
13685 (cgraph_process_new_functions): DO not call initialize_inline_failed.
13686 (record_references_in_initializer): Move to cgraphbuild.c
13687 (initialize_inline_failed, rebuild_cgraph_edges,
13688 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
13689 (verify_cgraph_node): Make visited_nodes local.
13690 (cgraph_analyze_function): Do not call cgraph_create_edges and
13691 initialize_inline_failed.
13692 (cgraph_expand_function): Do not call cgraph_lower_function;
13693 assert that function is already lowered.
13694 * Makefile.in (cgraphbuild.o): New.
13695 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
13696 at the end of lowering passes.
13698 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
13700 * ifcvt.c (cond_move_convert_if_block): New function, code
13701 factored out from...
13702 (cond_move_process_if_block): ...here. Call the new function
13703 on the THEN and ELSE blocks.
13704 (merge_if_block): Do not copy global_live_at_end, merge_blocks
13705 already takes care of this.
13707 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13710 * tree.h (TREE_OVERFLOW_P): New.
13711 * c-typeck.c (parser_build_unary_op): Warn only if result
13712 overflowed and operands did not.
13713 (parser_build_binary_op): Likewise.
13714 (convert_for_assignment): Remove redundant overflow_warning.
13715 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
13717 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13719 * c-typeck.c (store_init_value): Split over two lines to follow
13720 the GNU coding style.
13722 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
13724 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
13725 __GXX_EXPERIMENTAL_CXX0X__.
13726 * doc/cpp.texi: Same.
13728 2007-01-05 Richard Guenther <rguenther@suse.de>
13730 PR middle-end/27826
13731 * tree.c (get_narrower): Do not construct COMPONENT_REFs
13732 with mismatched types. Instead explicitly build a
13733 conversion NOP_EXPR.
13735 2007-01-05 Ian Lance Taylor <iant@google.com>
13737 * c-common.c (decl_with_nonnull_addr_p): New function.
13738 (c_common_truthvalue_conversion): Call it.
13739 * c-typeck.c (build_binary_op): Likewise.
13740 * c-common.h (decl_with_nonnull_addr_p): Declare.
13742 2007-01-05 Jakub Jelinek <jakub@redhat.com>
13745 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
13748 2007-01-05 Joel Brobecker <brobecker@adacore.com>
13750 * doc/install.texi (Final install): Document the fact that
13751 the GNAT runtime should not be stripped.
13753 2007-01-04 Jan Hubicka <jh@suse.cz>
13755 * tree-inline.c (fold_marked_statements): Update operand caches
13756 and EH after folding
13758 2007-01-04 Ian Lance Taylor <iant@google.com>
13760 * c-common.c (check_function_nonnull): Whitespace fix.
13762 2007-01-04 Jan Hubicka <jh@suse.cz>
13764 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
13765 comitted older version of patch.
13766 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
13767 function, celanup cfg and collect garbage.
13769 2007-01-04 Mike Stump <mrs@apple.com>
13771 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
13774 2007-01-04 Eric Christopher <echristo@apple.com>
13776 * libgcc2.c (__bswapsi2): Use SItype.
13777 (__bswapdi2): Use DItype.
13778 * libgcc2.h: Update for above.
13780 2007-01-04 Paul Brook <paul@codesourcery.com>
13782 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
13783 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
13784 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
13785 umulsidi3, umulsidi3adddi, smulsi3_highpart,
13786 umulsi3_highpart): Make conditional on !arm_arch6.
13787 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
13788 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
13789 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
13790 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
13791 umulsi3_highpart_v6): New insns.
13793 2007-01-04 Roger Sayle <roger@eyesopen.com>
13795 * fold-const.c (fold_convert): When casting an expression to void,
13796 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
13797 have a type. Instead of attempting to build a NOP_EXPR, return
13798 these "special" trees directly.
13800 2007-01-04 Joseph Myers <joseph@codesourcery.com>
13802 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
13803 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
13804 rs6000_cost->fp not 0 as adjustment for outer NEG.
13806 2007-01-04 Jan Hubicka <jh@suse.cz>
13808 * cgraph.c (cgraph_release_function_body): New function.
13809 (cgraph_remove_node): Use it.
13810 * cgraph.h (cgraph_release_function_body): Declare.
13811 * cgraphunit.c (cgraph_expand_function): Use it.
13812 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
13813 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
13814 is initialized and while compilation of other function is running.
13815 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
13816 statement CFG annotations from here to ...
13817 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
13819 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
13821 * cfgloop.h (enum li_flags): Make the constants powers of two.
13823 2007-01-04 Jan Hubicka <jh@suse.cz>
13825 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
13827 (fold_marked_statements): New function.
13828 (optimize_inline_calls, tree_function_versioning): Fold new statements.
13829 * tree-inline.h (copy_body_data): Add statements_to_fold.
13831 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
13833 * config.gcc: Mention libgcc/config.host.
13834 * Makefile.in: Update comments mentioning libgcc.
13835 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
13836 (all.cross, start.encap, rest.encap, rest.cross): Update
13837 dependencies for libgcc move.
13838 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
13839 (clean-target, clean-target-libgcc): Delete.
13840 (srcdirify, GCC_EXTRA_PARTS): New macros.
13841 (libgcc-support, libgcc.mvars): New rules.
13842 (distclean): Remove mention of mklibgcc.
13843 (install): Don't reference INSTALL_LIBGCC.
13844 (install-common): Don't reference EXTRA_PARTS.
13845 (install-libgcc, install-multilib): Delete rules.
13846 * mklibgcc.in: Delete file.
13847 * doc/configfiles.texi: Don't mention mklibgcc.
13849 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
13850 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
13851 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
13852 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
13853 (mklibgcc, ldblspecs): Likewise.
13855 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
13856 (posixpre.def): Use $(T).
13857 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
13858 (SHLIB_SRC, SHLIB_INSTALL): Delete.
13859 (SHLIB_LINK): Make dummy.
13860 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
13862 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
13864 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
13865 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
13866 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
13867 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
13869 * configure.ac (all_outputs): Remove mklibgcc.
13870 * configure: Regenerated.
13872 2007-01-03 Josh Conner <jconner@apple.com>
13874 PR middle-end/29683
13875 * calls.c (compute_argument_addresses): Set stack and stack_slot
13876 for partial args, too.
13877 (store_one_arg): Use locate.size.constant for the size when
13878 generating a save_area.
13880 2007-01-03 Robert Kennedy <jimbob@google.com>
13882 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
13883 whose definitions are deleted due to basic block merging.
13885 2007-01-03 Paul Brook <paul@codesourcery.com>
13888 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
13890 (use_return_insn): Return 0 for Thumb interrupt functions.
13891 (print_multi_reg): Add rfe argument for IRQ returns.
13892 (arm_output_epilogue): Pop interrupt return address directly into PC.
13893 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
13895 2007-01-03 Paul Brook <paul@codesourcery.com>
13897 Merge from sourcerygxx-4_1.
13898 * config/arm/thumb2.md: New file.
13899 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
13901 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
13902 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
13903 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
13904 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
13906 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
13907 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
13909 * config/arm/ieee754-sf.S: Ditto.
13910 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
13911 (thumb1_base_register_rtx_p): ... to this.
13912 (thumb_index_register_rtx_p): Rename...
13913 (thumb1_index_register_rtx_p): ... to this.
13914 (thumb_output_function_prologue): Rename...
13915 (thumb1_output_function_prologue): ... to this.
13916 (thumb_legitimate_address_p): Rename...
13917 (thumb1_legitimate_address_p): ... to this.
13918 (thumb_rtx_costs): Rename...
13919 (thumb1_rtx_costs): ... to this.
13920 (thumb_compute_save_reg_mask): Rename...
13921 (thumb1_compute_save_reg_mask): ... to this.
13922 (thumb_final_prescan_insn): Rename...
13923 (thumb1_final_prescan_insn): ... to this.
13924 (thumb_expand_epilogue): Rename...
13925 (thumb1_expand_epilogue): ... to this.
13926 (arm_unwind_emit_stm): Rename...
13927 (arm_unwind_emit_sequence): ... to this.
13928 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
13929 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
13930 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
13931 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
13932 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
13933 thumb2_output_casesi): New functions.
13934 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
13935 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
13936 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
13937 THUMB2_WORK_REGS): Define.
13938 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
13939 arm_condexec_mask, arm_condexec_masklen)): New variables.
13940 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
13941 (arm_override_options): Check new CPU capabilities.
13942 Set new architecture flag variables.
13943 (arm_isr_value): Handle v7m interrupt functions.
13944 (user_return_insn): Return 0 for v7m interrupt functions. Handle
13946 (const_ok_for_arm): Handle Thumb-2 constants.
13947 (arm_gen_constant): Ditto. Use movw when available.
13948 (arm_function_ok_for_sibcall): Return false for v7m interrupt
13950 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
13951 (thumb_find_work_register, arm_load_pic_register,
13952 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
13953 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
13954 print_multi_reg, output_mov_long_double_fpa_from_arm,
13955 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
13956 output_mov_double_fpa_from_arm, output_move_double,
13957 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
13958 output_return_instruction, arm_output_function_prologue,
13959 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
13960 arm_output_mi_thunk, thumb_set_return_address): Ditto.
13961 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
13962 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
13963 (arithmetic_instr, shift_op): Use arm_shift_nmem.
13964 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
13966 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
13967 (thumb_expand_prologue): Use thumb_set_frame_pointer.
13968 (arm_file_start): Output directive for unified syntax.
13969 (arm_unwind_emit_set): Handle stack alignment instruction.
13970 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
13971 Add v6t2, v7, v7a, v7r and v7m.
13972 (RETLDM): Add Thumb-2 code.
13973 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
13974 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
13975 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
13976 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
13977 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
13978 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
13979 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
13980 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
13981 ADJUST_INSN_LENGTH): Define.
13982 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
13983 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
13984 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
13985 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
13986 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
13987 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
13988 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
13989 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
13990 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
13991 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
13992 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
13993 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
13994 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
13995 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
13996 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
13997 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
13998 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
14000 * config/arm/arm-tune.md: Regenerate.
14001 * config/arm/arm-protos.h: Update prototypes.
14002 * config/arm/vfp.md: Enable patterns for Thumb-2.
14003 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
14004 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
14005 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
14006 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
14007 * config/arm/libunwind.S: Add Thumb-2 code.
14008 * config/arm/constraints.md: Update include Thumb-2.
14009 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
14010 * config/arm/ieee754-df.S: Ditto.
14011 * config/arm/bpabi.S: Ditto.
14012 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
14013 * config/arm/predicates.md (low_register_operand,
14014 low_reg_or_int_operand, thumb_16bit_operator): New.
14015 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
14016 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
14017 * config/arm/t-arm-elf: Add armv7 multilib.
14018 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
14020 (UNSPEC_STACK_ALIGN, ce_count): New.
14021 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
14022 arm_zero_extendsidi2, arm_zero_extendqidi2): New
14024 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
14025 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
14026 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
14027 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
14028 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
14029 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
14031 * doc/extend.texi: Document ARMv7-M interrupt functions.
14032 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
14034 2007-01-03 Jakub Jelinek <jakub@redhat.com>
14036 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
14037 (struct _Unwind_Context): Rename args_size to flags, remove
14038 signal_frame field, add a new args_size field and version field.
14039 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
14040 _Unwind_IsExtendedContext): New inline functions.
14041 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
14042 Assume by_value array is only present if _Unwind_IsExtendedContext.
14043 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
14044 _Unwind_IsSignalFrame.
14045 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
14046 (uw_update_context_1): Use _Unwind_SetSignalFrame.
14047 (uw_init_context_1): Initialize context->flags to
14048 EXTENDED_CONTEXT_BIT.
14049 * config/rs6000/linux-unwind.h (frob_update_context): Use
14050 _Unwind_SetSignalFrame.
14052 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
14054 PR middle-end/30353
14055 * gimplify.c (gimplify_modify_expr_complex_part): Move below
14056 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
14059 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
14061 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
14062 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
14063 RET, AT_SP): Remove.
14064 * config/i386/i386.md (*sse_prologue_save_insn): Use return
14067 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
14068 * cfgbuild.c (find_basic_blocks): Likewise.
14069 * cfgrtl.c (rtl_create_basic_block): Likewise.
14070 * function.c (temp_slots_at_level): Likewise.
14071 * reg-stack.c (stack_regs_mentioned): Likewise.
14072 * regclass.c (allocate_reg_info): Likewise.
14073 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
14074 set_bb_for_stmt, move_block_to_fn): Likewise.
14075 * tree-complex.c (tree_lower_complex): Likewise.
14076 * vec.h (VEC_safe_grow_cleared): New.
14078 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
14080 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
14082 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
14083 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
14085 * cfgloopmanip.c (scale_loop_frequencies): Export.
14086 (loopify): Scale the frequencies by prescribed coefficients.
14087 (set_zero_probability): New function.
14088 (duplicate_loop_to_header_edge): Improve updating of frequencies.
14089 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
14090 and frequencies according to arguments.
14091 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
14093 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
14094 * modulo-sched.c (sms_schedule): Set probabilities for entering
14095 versioned loop correctly.
14096 * tree-vect-transform.c (vect_transform_loop): Ditto.
14097 * cfgloop.h (loopify, loop_version): Declaration changed.
14098 (scale_loop_frequencies): Declared.
14100 2007-01-02 Jan Hubicka <jh@suse.cz>
14102 * cgraph.c: Include tree-flow.h
14103 (cgraph_add_new-function): Handle IPA_SSA mode; execute
14104 early_local_passes.
14105 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
14106 * tree-pass.h (pass_all_early_optimizations): Declare.
14107 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
14108 early_local_passes.
14109 (cgraph_analyze_function): Do early_local_passes.
14110 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
14111 Do not add referenced vars.
14112 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
14114 (gate_all_early_local_passes): New gate.
14115 (pass_early_local_passes): Use new gate.
14116 (execute_early_local_optimizations): New functions.
14117 (gate_all_early_optimizations): New gate.
14118 (pass_all_early_optimizations): New pass.
14119 (execute_free_datastructures): Free SSA only when initialized.
14120 (gate_init_datastructures): Init only when optimizing.
14121 (tree_lowering_passes): Do early local passes when called late.
14122 * tree-profile.c (do_tree_profiling): Don't profile functions added
14124 (do_early_tree_profiling, pass_early_tree_profile): Kill.
14125 * tree-cfg.c (update_modified_stmts): Do not update when operands are
14127 * passes.c (init_optimizations_passes): Reorder so we go into SSA
14128 during early_local_passes.
14129 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
14132 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
14134 * Makefile.in: Update copyright year.
14136 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
14138 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
14139 in $(lang_checks) and check-consistency targets.
14141 2007-01-02 Jan Hubicka <jh@suse.cz>
14143 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
14144 Do not add referenced vars.
14145 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
14147 * passes.c (init_optimization_passes): Put mudflap_2 after
14148 free_datastructures.
14150 2007-01-02 Jan Hubicka <jh@suse.cz>
14152 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
14153 Set NOTHROW flag on call statements proved to be nothrow.
14154 Update statement of local calls so new pure/const functions are
14155 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
14157 (tree_rest_of_compilation): Register hooks and initialize bitmap
14158 early. Do not set after_inlining flag.
14160 2007-01-02 Steve Ellcey <sje@cup.hp.com>
14162 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
14163 HOST_BITS_PER_LONGLONG
14165 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14168 * c-typeck.c (store_init_value): Don't emit pedantic overflow
14169 warning for non-static initializers.
14171 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
14173 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
14174 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
14175 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
14176 Always use set_unique_reg_note to add REG_EQUAL notes.
14178 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
14181 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
14183 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
14184 * cfgbuild.c (find_basic_blocks): Likewise.
14185 * cfgrtl.c (rtl_create_basic_block): Likewise.
14186 * function.c (temp_slots_at_level): Likewise.
14187 * reg-stack.c (stack_regs_mentioned): Likewise.
14188 * regclass.c (allocate_reg_info): Likewise.
14189 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
14190 set_bb_for_stmt, move_block_to_fn): Likewise.
14191 * tree-complex.c (tree_lower_complex): Likewise.
14192 * vec.h (VEC_safe_grow_cleared): New.
14194 2007-01-02 Ian Lance Taylor <iant@google.com>
14196 * c-common.c (c_common_truthvalue_conversion): When warning about
14197 using an assignment as a truth value, set TREE_NO_WARNING.
14199 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14202 * c.opt (Wold-style-declaration): New.
14203 * doc/invoke.texi (C-only Warning Options): New.
14204 (Wold-style-declaration): Document it.
14205 (Wextra): Enabled by -Wextra.
14206 * c-opts.c (c_common_post_options): Enabled by -Wextra.
14207 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
14208 -Wold-style-declaration.
14210 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
14212 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
14213 * cfgbuild.c (find_basic_blocks): Likewise.
14214 * cfgrtl.c (rtl_create_basic_block): Likewise.
14215 * function.c (temp_slots_at_level): Likewise.
14216 * reg-stack.c (stack_regs_mentioned): Likewise.
14217 * regclass.c (allocate_reg_info): Likewise.
14218 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
14219 set_bb_for_stmt, move_block_to_fn): Likewise.
14220 * tree-complex.c (tree_lower_complex): Likewise.
14221 * vec.h (VEC_safe_grow_cleared): New.
14223 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
14225 * c-common.c (c_common_nodes_and_builtins): Since variants of
14226 void_type_node get built before it is given a name, we need to
14227 give those variants the name, too.
14228 (complete_array_type): We need to work with the canonical main
14229 type of the array, from which we will build the qualified version.
14230 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
14231 * print-tree.c (print_node): Display canonical type information
14233 * stor-layout.c (layout_type): When we don't know the
14234 alignment of a type for which we're building an array, we end up
14235 guessing wrong, so make the type require structural equality.
14236 * tree.c (make_node_stat): When we build a new type, it is its
14237 own canonical type.
14238 (build_type_attribute_qual_variant): When building an attribute
14239 variant, its canonical type is the non-attribute variant. However,
14240 if the attributes are target-dependent and they differ, we need to
14241 use structural equality checks for this type.
14242 (build_qualified_type): A qualified type is not equivalent to its
14243 unqualified variant; set the canonical type appropriately.
14244 (build_distinct_type_copy): When building a distinct type from
14245 another type, the new type is its own canonical type.
14246 (build_variant_type_copy): When building a new type variant, we
14247 assume that it is equivalent to the original type.
14248 (build_pointer_type_for_mode): When building a pointer type, also
14249 build a canonical type pointer.
14250 (build_reference_type_for_mode): When building a reference type,
14251 also build a canonical type reference.
14252 (build_index_type): When we can't hash an index type (e.g.,
14253 because its maximum value is negative), the index type requires
14254 structural equality tests.
14255 (build_array_type): Build the canonical form of an array type.
14256 (build_function_type): Function types require structural equality,
14257 because they contain default arguments, attributes, etc.
14258 (build_method_type_directly): Ditto for method types.
14259 (build_offset_type): Build the canonical offset type.
14260 (build_complex_type): Build the canonical vector type.
14261 (make_vector_type): Build the canonical vector type.
14262 * tree.h (TYPE_CANONICAL): New.
14263 (TYPE_STRUCTURAL_EQUALITY_P): New.
14264 (SET_TYPE_STRUCTURAL_EQUALITY): New.
14265 (struct tree_type): Added "canonical" field.
14266 * params.h (VERIFY_CANONICAL_TYPES): New.
14267 * doc/c-tree.texi (TYPE_CANONICAL): Document.
14268 (TYPE_STRUCTURAL_EQUALITY_P): Document.
14269 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
14270 * doc/invoke.texi (verify-canonical-types): Document --param
14271 parameter for verifying canonical types.
14273 2007-01-02 Joseph Myers <joseph@codesourcery.com>
14275 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
14276 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
14277 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
14278 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
14280 * config/rs6000/e500.h: New.
14281 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
14282 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
14284 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
14285 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
14286 TARGET_E500_DOUBLE): Remove.
14287 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
14288 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
14289 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
14290 * config/rs6000/rs6000.c (rs6000_override_options): Use
14291 CHECK_E500_OPTIONS.
14293 2007-01-02 Joseph Myers <joseph@codesourcery.com>
14295 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
14296 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
14297 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
14298 rs6000_emit_cmove): Don't check TARGET_E500.
14299 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
14300 sordered): Don't check TARGET_E500.
14302 2007-01-01 Eric Christopher <echristo@apple.com>
14304 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
14305 HARD_REGISTER_NUM_P.
14307 2007-01-01 Roger Sayle <roger@eyesopen.com>
14309 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
14310 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
14311 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
14314 2007-01-01 Mike Stump <mrs@apple.com>
14316 * configure.ac: Remove support for building with Apple's gcc-3.1.
14318 2007-01-02 Joseph Myers <joseph@codesourcery.com>
14320 PR middle-end/30311
14321 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
14322 REG is a hard register. Do not modify REG before calling
14324 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
14325 multiple of the size of YMODE for certain lowpart cases.
14327 2007-01-01 Andrew Pinski <pinskia@gmail.com>
14329 PR middle-end/30253
14330 * gimplify (voidify_wrapper_expr): Update for
14331 GIMPLE_MODIFY_STMT.
14333 2007-01-01 Andreas Schwab <schwab@suse.de>
14336 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
14337 save of BR0 in extra_spill_size instead of spill_size.
14338 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
14340 (ia64_expand_epilogue): Restore BR0 from its new location.
14342 2007-01-01 Andrew Pinski <pinskia@gmail.com>
14344 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
14345 Use a temporary variable if the left hand side is not a gimple
14348 2007-01-01 Andrew Pinski <pinskia@gmail.com>
14350 * gimplify.c (gimplify_return_expr): Make the temporary variable
14351 for the return expression, a gimple register variable.
14353 2007-01-01 Jan Hubicka <jh@suse.cz>
14355 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
14358 2007-01-01 Mike Stump <mrs@apple.com>
14360 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
14362 * config/darwin.c (machopic_select_rtx_section): Use
14363 HAVE_GAS_LITERAL16.
14364 (darwin_mergeable_constant_section): Likewise.
14365 * configure: Regenerate.
14366 * config.in: Regenerate.
14368 2007-01-01 Jan Hubicka <jh@suse.cz>
14369 Andrew Pinski <pinskia@gmail.com>
14371 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
14372 before starting IPA passes.