1 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
3 * tree-flow.h: Remove prototype for computed_goto_p.
4 * tree-cfg.c (computed_goto_p): Make static.
6 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
9 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
10 (contains_aligned_value_p): This. Handle _Decimal128.
11 (ix86_function_arg_boundary): Only align _Decimal128 to its
12 natural boundary and handle it properly.
14 2008-05-06 Martin Jambor <mjambor@suse.cz>
16 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
17 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
18 (ipcp_method_set_orig_node): Removed.
19 (ipcp_cval_get_cvalue_type): Removed.
20 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
21 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
22 (ipcp_cval_set_cvalue_type): Removed.
23 (ipcp_cval_get_cvalue): Removed.
24 (ipcp_cval_set_cvalue): Removed.
25 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
26 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
27 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
28 (ipcp_cval_meet): Renamed to ipa_lattice_meet
29 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
30 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
31 (ipcp_get_ith_lattice): Changed parameters.
32 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
33 (ipcp_lattice_from_jfunc): Changed parameters.
34 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
35 (ipcp_method_cval_print): Added temporary variable info.
36 (ipcp_redirect): Removed already unused local variable caller.
37 (ipcp_redirect): New temporary variable orig_callee_info
38 (ipcp_redirect): Removed newly unused local variable callee.
39 (ipcp_redirect): Removed (a bit confusing) local variable type.
40 (ipcp_insert_stage): Added local variable info.
41 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
43 (ipcp_formal_create): Removed.
44 (ipcp_method_cval_set): Removed.
45 (ipcp_propagate_stage): Renamed lattice variables.
46 (ipcp_method_cval_set_cvalue_type): Removed.
47 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
48 (ipcp_print_all_lattices): Changed printed strings to refer to
49 lattices rather than cvals.
50 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
51 (ipcp_propagate_const): Changed formal parameters.
52 (build_const_val): Changed formal parameters.
53 (ipcp_insert_stage): Removed useless variable cvalue
54 (build_const_val): Changed formal parameters.
55 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
56 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
57 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
58 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
59 (ipcp_print_func_profile_counts): Changed string from "method" to
61 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
62 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
63 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
64 (ipcp_structures_print): Renamed to ipcp_print_all_structures
65 (ipcp_profile_print): Renamed to ipcp_print_profile_data
66 (ipcp_lat_is_const): Changed parameters and made inline.
67 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
68 (ipcp_redirect): Renamed to ipcp_need_redirect_p
69 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
70 the predicate condition directly
71 (ipcp_propagate_stage): Added local variable args. Removed local
72 variable callee. (Both are mere code simplifications.)
73 (ipcp_method_dont_insert_const): Renamed to
74 ipcp_node_not_modifiable_p.
75 (ipcp_node_not_modifiable_p): Made inline.
76 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
77 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
78 (ipcp_print_all_lattices): Removed variable cvalue
79 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
82 2008-05-06 Olivier Hainque <hainque@adacore.com>
84 * tree-sra.c (try_instantiate_multiple_fields): Early return
85 if field has POINTER_TYPE.
87 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
89 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
90 by using 'q' specifier for instruction.
91 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
93 2008-05-06 Anatoly Sokolov <aesok@post.ru>
95 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
96 Change mode of zero_extract from QImode to HImode.
97 (sign bit tests peepholes): (Ditto.).
99 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
101 * config/i386/mmx.md: Remove double backslashes from asm templates.
102 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
103 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
104 to handle nonimmediate operands.
105 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
106 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
107 to handle nonimmediate operands.
108 (*mmx_<code>v2sf3_finite): New insn pattern.
109 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
110 (mmx_<code>v2sf3): New expander. Use
111 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
112 (mmx_<plusminus_insn><mode>3): New expander. Use
113 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
114 (*mmx_<plusminus_insn><mode>3): New insn pattern.
115 (mmx_add<mode>3): Removed.
116 (mmx_ssadd<mode>3): Ditto.
117 (mmx_usadd<mode>3): Ditto.
118 (mmx_sub<mode>3): Ditto.
119 (mmx_sssub<mode>3): Ditto.
120 (mmx_ussub<mode>3): Ditto.
121 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
122 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
123 to handle nonimmediate operands.
124 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
126 (mmx_smulv4hi3_highpart): New expander. Use
127 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
128 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
130 (mmx_umulv4hi3_highpart): New expander. Use
131 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
132 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
133 (mmx_<code>v4hi3): New expander. Use
134 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
135 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
136 (mmx_<code>v8qi3): New expander. Use
137 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
138 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
139 (mmx_<code><mode>3): New expander. Use
140 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
142 2008-05-05 Jan Hubicka <jh@suse.cz>
144 PR tree-optimization/36118
145 * passes.c (pass_init_dump_file): Fix dump header.
147 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
150 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
151 VCE for function decls.
153 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
155 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
157 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
159 * config/i386/i386.md (sat_plusminus): New.
160 (plusminus_insn): Likewise.
161 (plusminus_mnemonic): Likewise.
163 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
164 (*<addsub><mode>3_cc_overflow): Renamed to ...
165 (*<plusminus_insn><mode>3_cc_overflow): This.
166 (*<addsub>si3_zext_cc_overflow): Renamed to ...
167 (*<plusminus_insn>si3_zext_cc_overflow): This.
169 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
170 (<plusminus_insn><mode>3): This.
171 (*<addsub><mode>3): Renamed to ...
172 (*<plusminus_insn><mode>3): This.
173 (<sse>_vm<addsub><mode>3): Renamed to ...
174 (<sse>_vm<plusminus_insn><mode>3): This.
175 (sse3_h<addsub>v4sf3): Renamed to ...
176 (sse3_h<plusminus_insn>v4sf3): This.
177 (sse3_h<addsub>v2df3): Renamed to ...
178 (sse3_h<plusminus_insn>v2df3): This.
179 (<plusminus_insn><mode>3): New.
180 (*<plusminus_insn><mode>3): Likewise.
181 (sse2_<plusminus_insn><mode>3): Likewise.
182 (add<mode>): Removed.
183 (*add<mode>3): Likewise.
184 (sse2_ssadd<mode>3): Likewise.
185 (sse2_usadd<mode>3): Likewise.
186 (sub<mode>3): Likewise.
187 (*sub<mode>3): Likewise.
188 (sse2_sssub<mode>3): Likewise.
189 (sse2_ussub<mode>3): Likewise.
191 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
193 * gthr-single.h: Add in required interface elements as per gthr.h.
194 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
195 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
196 Generalize UNUSED macro.
197 (__gthread_once): Add.
198 (__gthread_key_create): Add.
199 (__gthread_key_delete): Add.
200 (__gthread_getspecific): Add.
201 (__gthread_setspecific): Add.
203 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
205 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
206 the same size types for the indirect reference on the rhs, then
209 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
211 * config/i386/i386.md
212 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
213 one insn template instead of template series.
214 (*xordi_1_rex64): Ditto.
215 (*xordi_2_rex64): Ditto.
217 2008-05-05 Ira Rosen <irar@il.ibm.com>
219 PR tree-optimization/36119
220 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
223 2008-06-04 Jan Hubicka <jh@suse.cz>
225 tree-optimization/36100
226 * tree-pass.h (pass_O0_always_inline): Declare.
227 * ipa-inline.c (inline_transform): Remove dead code.
228 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
229 pass_O0_always_inline): New.
230 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
232 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
234 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
235 mnemonic in this_param move for TARGET_64BIT.
237 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
239 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
240 (*strmovsi_rex_1): Ditto.
241 (*strsetsi_1): Ditto.
242 (*strsetsi_rex_1): Ditto.
244 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
245 adddicc expanders using SWI mode iterator.
247 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
250 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
253 2008-05-04 David S. Miller <davem@davemloft.net>
255 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
256 (sparc*-*-linux*): Use linux.h in tm_file.
257 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
258 compiler defaulting to 32-bit.
259 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
261 * config/sparc/linux.h: Remove definitions now obtained
262 properly from linux.h
263 * config/sparc/linux64.h: Likewise.
264 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
265 don't want this setting for 32-bit builds in a biarch compiler.
266 * doc/install.texi: Add sparc-linux to list of targets
267 supporting --enable-targets=all.
269 2008-05-03 Andrew Pinski <pinskia@gmail.com>
271 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
273 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
275 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
276 after V4SI_FTYPE_V8HI.
277 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
278 case V4SI_FTYPE_V2DF.
280 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
282 * doc/invoke.texi (max-flow-memory-locations): Removed.
283 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
285 2008-05-03 Richard Guenther <rguenther@suse.de>
288 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
290 2008-05-02 David S. Miller <davem@davemloft.net>
292 * config.gcc (need_64bit_hwint): Document libcpp dependency.
294 2008-05-02 Simon Baldwin <simonb@google.com>
297 * c-common.h (warn_array_subscript_range): Removed.
298 * c-common.c (warn_array_subscript_range): Ditto.
299 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
300 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
302 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
304 * config/i386/i386.c (ix86_special_builtin_type): New.
305 (bdesc_special_args): Likewise.
306 (ix86_expand_special_args_builtin): Likewise.
307 (ix86_init_mmx_sse_builtins): Updated.
308 (ix86_expand_builtin): Updated.
309 (ix86_expand_store_builtin): Removed.
310 (ix86_expand_unop_builtin): Likewise.
312 * config/i386/mm3dnow.h (__v2sf): Moved to ...
313 * config/i386/mmintrin.h (__v2sf): Here.
315 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
317 (_mm_loadl_pi): Likewise.
318 (_mm_storeh_pi): Replace __v2si with __v2sf.
319 (_mm_storel_pi): Likewise.
321 * doc/extend.texi: Correct __builtin_ia32_loadhps,
322 __builtin_ia32_loadlps, __builtin_ia32_storehps,
323 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
324 __builtin_ia32_loadlpd.
326 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
328 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
329 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
330 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
331 (ix86_init_mmx_sse_builtins): Updated.
332 (ix86_expand_args_builtin): Likewise.
333 (ix86_expand_builtin): Likewise.
334 (ix86_expand_unop1_builtin): Renamed to ...
335 (ix86_expand_unop_vec_merge_builtin): This.
337 2008-05-01 Jan Hubicka <jh@suse.cz>
340 * ipa-inline.c (inline_generate_summary): Make static.
341 (inline_transform): Do not call inlining at -O0; make static.
342 * passes.c (execute_todo): Add sanity check.
343 (execute_one_ipa_transform_pass): Execute proper flags.
345 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
347 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
348 (DECL_NONADDRESSABLE_P): Likewise.
349 * alias.c (record_component_aliases): Fix comment.
351 2008-05-01 Simon Baldwin <simonb@google.com>
353 * c-common.h (warn_array_subscript_range): New function.
354 * c-common.c (warn_array_subscript_range): Ditto.
355 * tree-vrp.c (check_array_ref): Corrected code to agree with
356 comment, ignoring only arrays of size 0 or size 1.
357 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
359 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
361 * config/i386/i386.c (ix86_builtin_type): Replace
362 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
363 (bdesc_args): Updated.
364 (ix86_init_mmx_sse_builtins): Likewise.
365 (ix86_expand_args_builtin): Likewise.
367 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
370 * doc/extend.texi: Correct __builtin_ia32_palignr.
372 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
375 * config/i386/i386.c (bdesc_crc32): Removed.
376 (ix86_expand_crc32): Likewise.
377 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
378 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
379 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
380 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
381 UINT_FTYPE_UINT_UCHAR.
382 (bdesc_args): Updated. Add crc32 builtins.
383 (ix86_init_mmx_sse_builtins): Updated.
384 (ix86_expand_args_builtin): Updated to support subreg.
386 * doc/extend.texi: Correct __builtin_ia32_crc32di.
388 2008-05-01 Jan Hubicka <jh@suse.cz>
390 * tree-pass.h (opt_pass): Add IPA_PASS.
391 (varpool_node, cgraph_node): Forward declare.
392 (ipa_opt_pass): Define.
393 (pass_ipa_inline): Turn into ipa_opt_pass.
394 (pass_apply_inline): Remove.
395 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
396 (apply_inline): Turn into ....
397 (inline_transform): ... this one.
398 (inline_generate_summary): New function.
399 (pass_apply_inline): Remove.
400 * function.h (ipa_opt_pass): Forward declare structure; typedef;
402 (struct function): Add ipa_transforms_to_apply.
403 * passes.c (register_one_dump_file): Work on IPA_PASS.
404 (init_optimization_passes): Remove pass_inline_parameters and
406 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
407 (execute_one_pass) ... here; apply transforms when possible.
408 (add_ipa_transform_pass, execute_ipa_summary_asses,
409 execute_one_ipa_transform_pass): New.
410 (execute_ipa_pass_list): Update for IPA_PASS type.
412 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
414 * config/i386/i386.c (ix86_builtin_type): Add
415 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
416 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
417 (bdesc_args): Add SSE4a builtins.
418 (ix86_init_mmx_sse_builtins): Updated.
419 (ix86_expand_args_builtin): Likewise.
420 (ix86_expand_builtin): Likewise.
422 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
424 * config/i386/i386.c (ix86_builtin_type): Add
425 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
426 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
427 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
428 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
429 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
430 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
431 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
432 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
433 and DI_FTYPE_DI_DI_INT.
434 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
435 (ix86_init_mmx_sse_builtins): Updated.
436 (ix86_expand_args_builtin): Likewise.
437 (ix86_expand_builtin): Likewise.
438 (ix86_expand_binop_imm_builtin): Removed.
440 * doc/extend.texi: Correct __builtin_ia32_palignr128.
442 2008-04-30 Richard Guenther <rguenther@suse.de>
444 PR tree-optimization/32921
445 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
447 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
449 * config/arm/arm.c (arm_unwind_emit): Use
450 crtl->all_throwers_are_sibcalls instead of
451 cfun->all_throwers_are_sibcalls.
452 (arm_output_fn_unwind): Likewise.
453 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
454 instead of cfun->uses_pic_offset_table.
455 (frv_expand_prologue): Likewise.
456 (frv_frame_pointer_required): Likewise.
457 (frv_expand_fdpic_call): Likewise.
458 (frv_emit_movsi): Likewise.
459 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
460 cfun->returns_pcc_struct instead of
461 current_function_returns_pcc_struct.
462 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
463 instead of cfun->calls_eh_return.
464 (m32c_pushm_popm): Likewise.
465 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
466 "extern" declaration.
468 2008-04-30 Richard Guenther <rguenther@suse.de>
470 PR tree-optimization/21636
471 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
473 (evaluate_stmt): Print the likely value.
474 (ccp_visit_stmt): Avoid excessive vertical spacing.
476 2008-04-30 Rafael Espindola <espindola@google.com>
478 * builtins.c (fold_call_expr): Return realret.
479 * tree-ssa-threadedge.c
480 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
481 __builtin_object_size.
483 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
485 * gcc.c (wrapper_string): New variable.
486 (insert_wrapper): New function.
487 (execute): New option -wrapper.
488 * doc/invoke.texi (Overall Options): New driver option -wrapper.
490 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
492 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
493 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
494 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
496 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
497 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
498 config/rs6000/e500crtres64gprctr.asm,
499 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
500 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
501 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
502 config/rs6000/e500crtsav64gprctr.asm,
503 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
504 config/rs6000/e500crtsavg64gprctr.asm: New files.
505 * config/rs6000/t-ppccomm: Add build rules for new files.
506 (LIB2FUNCS_STATIC_EXTRA): Add new files.
507 * config/rs6000/t-netbsd: Add build rules for new files.
508 (LIB2FUNCS_STATIC_EXTRA): New variable.
509 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
510 (CRTSAVRES_DEFAULT_SPEC): Likewise.
511 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
513 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
515 * config/i386/i386.c (ix86_builtin_type): Add
516 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
517 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
518 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
519 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
520 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
521 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
522 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
523 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
524 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
525 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
526 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
527 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
528 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
529 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
530 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
531 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
532 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
533 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
534 V1DI_FTYPE_V2SI_V2SI.
535 (bdesc_2arg): Moved to ...
537 (ix86_init_mmx_sse_builtins): Updated.
538 (ix86_expand_args_builtin): Updated. Take a pointer
539 to const struct builtin_description. Handle comparison
541 (ix86_expand_sse_compare): Take a new argument for swapping operands.
542 (ix86_expand_builtin): Updated.
544 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
545 (ssse3_pmaddubsw128): This.
546 (ssse3_pmaddubswv4hi3): Renamed to ...
547 (ssse3_pmaddubsw): This.
549 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
550 (__builtin_ia32_packssdw128): Likewise.
551 (__builtin_ia32_packuswb128): Likewise.
552 (__builtin_ia32_pmaddubsw): Likewise.
553 (__builtin_ia32_pmaddubsw128): Likewise.
555 2008-04-30 Richard Guenther <rguenther@suse.de>
557 PR tree-optimization/14847
558 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
559 (recognize_bits_test): Use it.
560 (recognize_single_bit_test): Likewise.
562 2008-04-30 Martin Jambor <mjambor@suse.cz>
564 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
565 instead of setting number of formal parameters to zero.
566 (ipcp_init_stage): Do not set the number of actual parameters to zero
568 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
569 which are called with variable number of arguments.
570 (ipcp_insert_stage): Explicitely skipping all nodes which are
571 called with variable number of arguments.
572 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
573 number of parameters.
575 * ipa-prop.h (struct ipa_node_params): Added flag
576 called_with_var_arguments
577 (ipa_set_param_count): Added. Changed sole setter to use it.
578 (ipa_get_param_count): Added. All readers of param_count
579 converted to use it instead.
580 (ipa_set_called_with_variable_arg): Added.
581 (ipa_is_called_with_var_arguments): Added.
582 (ipa_get_ith_param): Added. All readers of param_decls converted
584 (ipa_set_cs_argument_count): Added, sole writer to argument_count
586 (ipa_get_cs_argument_count): Added, all readers of argument_count
588 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
591 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
592 (struct ipcp_lattice): Renamed cval_type to type
593 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
595 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
596 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
597 (ipcp_insert_stage): Changed the type of variable cvalue to tree
598 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
599 (build_const_val): Changed the type of parameter cvalue to tree
600 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
601 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
603 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
606 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
607 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
608 (ipa_add_method): Renamed to ipa_push_func_to_list
609 (ipa_remove_method): Renamed to ipa_pop_func_from_list
610 (ipa_callsite_param_count): Removed.
611 (ipa_callsite_param_count_set): Removed.
612 (ipa_callsite_param): Removed.
613 (ipa_callsite_callee): Removed.
614 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
615 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
616 (ipa_method_formal_count): Removed.
617 (ipa_method_formal_count_set): Removed.
618 (ipa_method_get_tree): Removed.
619 (ipa_method_tree_map_create): Removed.
620 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
621 (ipa_create_param_decls_array): Creates the array itself
622 (ipa_create_param_decls_array): Temporary variable info instead of
624 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
625 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
627 (ipa_jf_get_info_type): Removed.
628 (ipa_node_create): Renamed to ipa_create_node_params
629 (ipa_free): Renamed to ipa_free_all_node_params
630 (ipa_nodes_create): Renamed to ipa_create_all_node_params
631 (ipa_edges_create): Renamed to ipa_create_all_edge_args
632 (ipa_edges_free): Renamed to ipa_free_all_edge_args
633 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
634 (ipa_free_all_node_params): Deallocation to jump_functions moved to
635 ipa_free_all_edge_args
636 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
637 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
638 (ipa_create_methodlist_node): Removed.
639 (ipa_methodlist_method): Removed.
640 (ipa_methodlist_method_set): Removed.
641 (ipa_methodlist_next_method): Removed.
642 (ipa_methodlist_next_method_set): Removed.
643 (ipa_method_is_modified): Removed.
644 (ipa_method_modify_create): Removed.
645 (ipa_method_modify_init): Temporary variable info instead of a few
647 (ipa_detect_param_modifications): Temporary variable info instead of
649 (ipa_compute_jump_functions): Temporary variable info instead of
651 (ipa_method_modify_set): Removed.
652 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
653 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
654 than craph_node as the first parameter.
655 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
656 (ipa_method_modify_init): Removed.
657 (ipa_compute_jump_functions): Added a temp variable instead of
658 repeatadly dereferencing the cgraph_edge.aux pointer
659 (ipa_callsite_param_set_type): Removed.
660 (ipa_compute_jump_functions): i renamed to index and moved to
662 (ipa_callsite_param_set_info_type_formal): Removed.
663 (ipa_callsite_param_set_info_type): Removed.
664 (ipa_callsite_param_map_create): Removed.
665 (ipa_callsite_tree): Removed.
666 (ipa_callsite_caller): Removed.
667 (ipa_pop_func_from_list): return_method removed to return_func
669 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
670 prefixed all values with IPA_. Changed all users.
671 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
672 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
673 and FORMAL_IPATYPE IPA_PASS_THROUGH.
674 (union parameter_info): Renamed to jump_func_value.
675 (union jump_func_value): Renamed value to constant
676 (struct ipa_jump_func): Renamed info_type to value
677 (struct ipa_node): Renamed to ipa_node_params
678 (struct ipa_node_params): Renamed ipa_arg_num to param_count
679 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
680 (struct ipa_node_params): Renamed ipa_mod to modified_flags
681 (struct ipa_edge): Renamed to ipa_edge_args
682 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
683 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
684 (struct ipa_methodlist): Renamed to ipa_func_list
685 (struct ipa_func_list): method_p renamed to node, next_method
687 (ipa_methodlist_p): Removed, switched all users to struct pointer
688 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
690 2008-04-30 Alan Modra <amodra@bigpond.net.au>
692 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
693 (rs6000_emit_epilogue): Use backchain to restore only when we
694 have a large frame. Make use of frame pointer to restore if we
695 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
697 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
699 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
700 Add mode to zero_extract.
701 (sign bit tests peepholes): (Ditto.).
703 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
705 * config/i386/i386.c (ix86_builtins): Replace Prescott New
706 Instructions in comments with SSE3.
707 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
708 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
709 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
710 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
711 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
712 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
713 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
714 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
715 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
716 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
717 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
718 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
719 (bdesc_sse_args): Renamed to ...
720 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
721 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
722 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
724 (bdesc_1arg): Moved to ...
726 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
727 Instructions in comments with SSE3.
728 (ix86_expand_sse_operands_builtin): Renamed to ...
729 (ix86_expand_args_builtin): This. Updated.
730 (ix86_expand_unop1_builtin): Update comments.
731 (ix86_expand_builtin): Updated.
733 2008-04-29 Richard Guenther <rguenther@suse.de>
735 PR tree-optimization/36078
736 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
737 Update virtual SSA form after cleaning up the CFG.
739 2008-04-29 Richard Guenther <rguenther@suse.de>
742 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
744 2008-04-29 Richard Guenther <rguenther@suse.de>
746 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
747 (compute_may_aliases): Do not call finalize_ref_all_pointers.
748 (compute_flow_insensitive_aliasing): Do not treat
749 PTR_IS_REF_ALL pointers special.
750 (get_smt_for): Likewise.
751 (may_alias_p): Re-structure.
752 (is_escape_site): A ref-all pointer conversion is not an escape site.
753 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
754 PTR_IS_REF_ALL pointers special.
755 * tree-ssa-structalias.h (struct alias_info): Remove
756 ref_all_symbol_mem_tag field.
757 (PTR_IS_REF_ALL): Remove.
759 2008-04-29 Richard Guenther <rguenther@suse.de>
762 * fold-const.c (extract_muldiv_1): In combining division constants
763 make sure to never overflow.
765 2008-04-29 Nick Clifton <nickc@redhat.com>
767 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
769 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
772 * optc-gen.awk: Work around HP-UX/IA awk bug.
774 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
776 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
779 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
782 * config/i386/i386.md
783 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
784 Change operand 1 predicate to nonimmediate_operand.
786 2008-04-28 Jakub Jelinek <jakub@redhat.com>
789 * dwarf2out.c (struct die_struct): Mark as chain_circular through
791 * gengtype.c (walk_type, write_func_for_structure): Handle
793 * doc/gty.texi: Document chain_circular.
795 2008-04-28 Richard Guenther <rguenther@suse.de>
797 PR tree-optimization/36066
798 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
801 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
804 * config/i386/i386.md
805 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
806 Use match_scratch instead of match_operand for operands 3 and 4.
808 2008-04-27 Richard Guenther <rguenther@suse.de>
810 PR tree-optimization/18754
811 PR tree-optimization/34223
812 * tree-pass.h (pass_complete_unrolli): Declare.
813 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
814 loop size before and after unconditionally of UL_NO_GROWTH in effect.
815 Rewrite loop into loop closed SSA form if it is not already.
816 (tree_unroll_loops_completely): Re-structure to iterate over
817 innermost loops with intermediate CFG cleanups.
818 Unroll outermost loops only if requested or the code does not grow
820 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
822 (tree_vectorize): Instead do so here.
823 (tree_complete_unroll): Also unroll outermost loops.
824 (tree_complete_unroll_inner): New function.
825 (gate_tree_complete_unroll_inner): Likewise.
826 (pass_complete_unrolli): New pass.
827 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
828 uses outside of the loop.
829 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
830 form if it is available.
831 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
832 * passes.c (init_optimization_passes): Schedule complete inner
833 loop unrolling pass before the first CCP pass after final inlining.
835 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
837 * targhooks.h (default_emutls_var_fields,
838 default_emutls_var_init): Declare.
839 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
840 * target.h (struct gcc_target): Add struct emutls member.
841 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
842 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
843 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
844 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
845 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
846 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
847 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
848 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
849 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
850 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
851 emit debug information.
852 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
853 * varasm.c: Include targhooks.h.
854 (emutls_object_section, emutls_tmpl_section): New.
855 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
856 (EMUTLS_SEPARATOR): New.
858 (get_emutls_object_name): New.
859 (default_emutls_var_fields): New, broken out of ...
860 (get_emutls_object_type): ... here. Adjust to use target hooks.
861 (get_emutls_init_templ_addr): Adjust to use target hooks.
862 (emutls_decl): Adjust to use target hooks.
863 (emutls_finish): Likewise.
864 (default_emutls_var_init): New, broken out of ...
865 (assemble_variable): ... here. Adjust to use target hooks.
866 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
868 * c-common.c (handle_section_attribute): Prevent overriding
869 sections for emulated tls with special sections.
870 * config/i386/i386.c (x86_64_elf_select_section): Add
871 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
872 (x86_64_elf_unique_section): Likewise.
873 * config/vxworks.c: Include tree.h.
874 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
875 (vxworks_override_options): Set TLS scheme.
876 * doc/tm.texi (Emulated TLS): New node.
878 2008-04-26 Simon Baldwin <simonb@google.com>
881 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
882 with propagated string constants.
884 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
886 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
887 constraint for operand 2 when operand 0 is memory operand.
888 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
889 operand 0 is memory operand.
890 (fix_trunc<mode>_i387_with_temp): Ditto.
891 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
892 operand 2 when operand 1 is memory operand.
893 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
894 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
895 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
896 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
897 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
898 operands 2,3 and 4 when operand 1 is memory operand.
899 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
901 (fistdi2_floor_with_temp): Ditto.
902 (fist<mode>2_floor_with_temp): Ditto.
903 (fistdi2_ceil_with_temp): Ditto.
904 (fist<mode>2_ceil_with_temp): Ditto.
905 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
907 2008-04-26 David Daney <ddaney@avtrex.com>
909 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
911 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
912 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
913 UNSPEC_UPDATE_GOT_VERSION): Renumber.
914 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
915 (compare_and_swap_12): New insn.
916 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
917 * config/mips/mips.c (mips_force_binary): New function.
918 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
919 (mips_expand_compare_and_swap_12): New function.
920 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
922 2008-04-25 Jan Hubicka <jh@suse.cz>
925 * cfgexpand.c (pass_expand): Turn into RTL pass.
926 * passes.c (execute_one_pass): Do pass typechecking after execution.
927 * tree-pass.h (pass_expand): Turn into RTL pass.
929 * function.h (struct rtl_data): Move here fields
930 accesses_prior_frames, calls_eh_return, saves_all_registers,
931 has_nonlocal_goto, has_asm_statement, is_thunk,
932 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
933 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
934 arg_pointer_save_area_init from struct function; turn into bool.
935 (struct function): Move
936 calls_eh_return, saves_all_registers, has_nonlocal_goto,
937 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
938 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
939 tail_call_emit, arg_pointer_save_area_init
940 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
941 (current_function_returns_struct, current_function_returns_pcc_struct,
942 current_function_calls_setjmp, current_function_calls_alloca,
943 current_function_accesses_prior_frames,
944 current_function_calls_eh_return, current_function_is_thunk,
945 current_function_stdarg, current_function_profile,
946 current_function_limit_stack, current_function_uses_pic_offset_table,
947 current_function_uses_const_pool, current_function_has_nonlocal_label,
948 current_function_saves_all_registers,
949 current_function_has_nonlocal_goto,
950 current_function_has_asm_statement): Remove accesor macros.
951 * ra-conflict.c (global_conflicts): Update.
952 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
953 (suitable_for_tail_call_opt_p): Update.
954 * builtins.c (expand_builtin_return_addr): Update.
955 (expand_builtin_setjmp_setup): Update.
956 (expand_builtin_nonlocal_goto): Update.
957 * final.c (final_start_function): Update.
958 (profile_function): Update.
959 (leaf_function_p): Update.
960 (only_leaf_regs_used): Update.
961 * df-scan.c (df_get_exit_block_use_set): Update.
962 * dojump.c (clear_pending_stack_adjust): Update.
963 * tree-stdarg.c (gate_optimize_stdarg): Update.
964 * gimple-low.c (lower_function_body): Update.
965 * global.c (compute_regsets): Update.
966 (global_alloc): Update.
967 * dwarf2out.c (dwarf2out_begin_prologue): Update.
968 * expr.c (expand_assignment): Update.
969 * dse.c (dse_step0): Update.
971 * c-decl.c (store_parm_decls): Update.
972 * local-alloc.c (combine_regs): Update.
973 (find_free_reg): Update.
974 * function.c (assign_parms_augmented_arg_list): Update.
975 (assign_parm_find_data_types): Update.
976 (assign_parms): Update.
977 (allocate_struct_function): Update.
978 (expand_function_start): Update.
979 (expand_function_end): Update.
980 (get_arg_pointer_save_area): Update.
981 (thread_prologue_and_epilogue_insns): Update.
982 (rest_of_match_asm_constraints): Update.
983 * stor-layout.c (variable_size): Update.
984 * gcse.c (gcse_main): Update.
985 (bypass_jumps): Update.
986 * gimplify.c (gimplify_function_tree): Update.
987 * calls.c (emit_call_1): Update.
988 (expand_call): Update.
989 * bt-load.c (compute_defs_uses_and_gen): Update.
990 * except.c (sjlj_assign_call_site_values): Update.
991 (sjlj_emit_function_enter): Update.
992 (can_throw_external): Update.
993 (set_nothrow_function_flags): Update.
994 (expand_builtin_unwind_init): Update.
995 (expand_eh_return): Update.
996 (convert_to_eh_region_ranges): Update.
997 (output_function_exception_table): Update.
998 * emit-rtl.c (gen_tmp_stack_mem): Update.
999 * cfgexpand.c (expand_used_vars): Update.
1000 (tree_expand_cfg): Update.
1001 * cfgcleanup.c (rest_of_handle_jump): Update.
1002 * explow.c (allocate_dynamic_stack_space): Update.
1003 * varasm.c (assemble_start_function): Update.
1004 (force_const_mem): Update.
1005 (mark_constant_pool): Update.
1006 * tree-optimize.c (tree_rest_of_compilation): Update.
1007 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
1008 * tree-cfg.c (notice_special_calls): Update.
1009 (is_ctrl_altering_stmt): Update.
1010 (tree_can_make_abnormal_goto): Update.
1011 (tree_purge_dead_abnormal_call_edges): Update.
1012 * config/alpha/predicates.md: Update.
1013 * config/alpha/alpha.c (alpha_sa_mask): Update.
1014 (alpha_sa_size): Update.
1015 (alpha_does_function_need_gp): Update.
1016 (alpha_expand_prologue): Update.
1017 (alpha_start_function): Update.
1018 (alpha_output_function_end_prologue): Update.
1019 (alpha_expand_epilogue): Update.
1020 * config/frv/frv.c (frv_stack_info): Update.
1021 (frv_expand_epilogue): Update.
1022 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
1023 (s390_register_info): Update.
1024 (s390_frame_info): Update.
1025 (s390_init_frame_layout): Update.
1026 (s390_can_eliminate): Update.
1027 (save_gprs): Update.
1028 * config/spu/spu.c (spu_split_immediate): Update.
1029 (need_to_save_reg): Update.
1030 (spu_expand_prologue): Update.
1031 (spu_expand_epilogue): Update.
1032 * config/sparc/sparc.md: Update.
1033 * config/sparc/sparc.c (eligible_for_return_delay): Update.
1034 (sparc_tls_got): Update.
1035 (legitimize_pic_address): Update.
1036 (sparc_emit_call_insn): Update.
1037 (sparc_expand_prologue): Update.
1038 (output_return): Update.
1039 (print_operand): Update.
1040 (sparc_function_ok_for_sibcall): Update.
1041 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
1042 * config/m32r/m32r.md: Update.
1043 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
1044 (m32r_compute_frame_size): Update.
1045 (m32r_expand_prologue): Update.
1046 (m32r_expand_epilogue): Update.
1047 (m32r_legitimize_pic_address): Update.
1048 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
1049 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
1050 * config/i386/i386.c (ix86_frame_pointer_required): Update.
1052 (ix86_save_reg): Update.
1053 (ix86_compute_frame_layout): Update.
1054 (ix86_expand_prologue): Update.
1055 (ix86_expand_epilogue): Update.
1056 * config/sh/sh.c (output_stack_adjust): Update.
1057 (calc_live_regs): Update.
1058 (sh5_schedule_saves): Update.
1059 (sh_expand_prologue): Update.
1060 (sh_expand_epilogue): Update.
1061 (sh_setup_incoming_varargs): Update.
1062 (sh_allocate_initial_value): Update.
1063 (sh_get_pr_initial_val): Update.
1064 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
1065 * config/sh/sh.md (label:): Update.
1066 * config/avr/avr.c (out_movhi_mr_r): Update.
1067 * config/crx/crx.h (enum): Update.
1068 * config/xtensa/xtensa.h (along): Update.
1069 * config/stormy16/stormy16.c Update.
1070 (xstormy16_compute_stack_layout): Update.
1071 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
1072 (fr30_expand_prologue): Update.
1073 * config/cris/cris.c (cris_conditional_register_usage): Update.
1074 (cris_reg_saved_in_regsave_area): Update.
1075 (cris_initial_frame_pointer_offset): Update.
1076 (cris_simple_epilogue): Update.
1077 (cris_expand_prologue): Update.
1078 (cris_expand_epilogue): Update.
1079 (cris_expand_pic_call_address): Update.
1080 (cris_asm_output_symbol_ref): Update.
1081 (cris_asm_output_label_ref): Update.
1082 * config/cris/cris.md Update.
1083 * config/iq2000/iq2000.c (compute_frame_size): Update.
1084 (iq2000_expand_epilogue): Update.
1085 * config/mt/mt.h (save_direction): Update.
1086 * config/mn10300/mn10300.c (mn10300_function_value): Update.
1087 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
1088 (ia64_secondary_reload_class): Update.
1089 * config/m68k/m68k.c (m68k_save_reg): Update.
1090 (m68k_expand_prologue): Update.
1091 (m68k_expand_epilogue): Update.
1092 (legitimize_pic_address): Update.
1093 * config/rs6000/rs6000.c (rs6000_got_register): Update.
1094 (first_reg_to_save): Update.
1095 (first_altivec_reg_to_save): Update.
1096 (compute_vrsave_mask): Update.
1097 (compute_save_world_info): Update.
1098 (rs6000_stack_info): Update.
1099 (spe_func_has_64bit_regs_p): Update.
1100 (rs6000_ra_ever_killed): Update.
1101 (rs6000_emit_eh_reg_restore): Update.
1102 (rs6000_emit_allocate_stack): Update.
1103 (rs6000_emit_prologue): Update.
1104 (rs6000_emit_epilogue): Update.
1105 (rs6000_output_function_epilogue): Update.
1106 (output_profile_hook): Update.
1107 (rs6000_elf_declare_function_name): Update.
1108 * config/rs6000/rs6000.h (rs6000_args): Update.
1109 * config/rs6000/rs6000.md: Update.
1110 * config/mcore/mcore.c (mcore_expand_prolog): Update.
1111 * config/arc/arc.c (arc_output_function_epilogue): Update.
1112 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
1113 * config/darwin.c (machopic_function_base_name): Update.
1114 * config/score/score3.c (score3_compute_frame_size): Update.
1117 (score3_epilogue): Update.
1118 * config/score/score7.c (score7_compute_frame_size): Update.
1119 (score7_prologue): Update.
1120 (score7_epilogue): Update.
1121 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
1122 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
1123 * config/arm/arm.c (use_return_insn): Update.
1124 (require_pic_register): Update.
1125 (arm_load_pic_register): Update.
1126 (arm_compute_save_reg0_reg12_mask): Update.
1127 (arm_compute_save_reg_mask): Update.
1128 (thumb1_compute_save_reg_mask): Update.
1129 (output_return_instruction): Update.
1130 (arm_output_function_prologue): Update.
1131 (arm_output_epilogue): Update.
1132 (arm_get_frame_offsets): Update.
1133 (arm_expand_prologue): Update.
1134 (thumb_pushpop): Update.
1135 (thumb_exit): Update.
1136 (thumb1_expand_prologue): Update.
1137 (thumb1_expand_epilogue): Update.
1138 (arm_unwind_emit): Update.
1139 (arm_output_fn_unwind): Update.
1140 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
1141 * config/arm/arm.md: Update.
1142 * config/pa/pa.md: Update.
1143 * config/pa/pa.c (legitimize_pic_address): Update.
1144 (compute_frame_size): Update.
1145 (hppa_expand_prologue): Update.
1146 (hppa_expand_epilogue): Update.
1147 (borx_reg_operand): Update.
1148 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
1149 (HARD_REGNO_RENAME_OK): Update.
1150 * config/mips/mips.c (mips_global_pointer): Update.
1151 (mips_save_reg_p): Update.
1152 (mips_compute_frame_info): Update.
1153 (mips_frame_pointer_required): Update.
1154 (mips_expand_prologue): Update.
1155 (mips_expand_epilogue): Update.
1156 (mips_can_use_return_insn): Update.
1157 (mips_reorg_process_insns): Update.
1158 * config/v850/v850.c (compute_register_save_size): Update.
1159 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
1160 * config/mmix/mmix.c (along): Update.
1161 (mmix_expand_epilogue): Update.
1162 * config/bfin/bfin.c (legitimize_pic_address): Update.
1163 (must_save_p): Update.
1164 (stack_frame_needed_p): Update.
1165 (add_to_reg): Update.
1166 (bfin_expand_prologue): Update.
1167 * stmt.c (expand_asm_operands): Update.
1168 * reload1.c (reload): Update.
1169 (init_elim_table): Update.
1171 2008-04-25 Bob Wilson <bob.wilson@acm.org>
1173 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
1175 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
1177 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
1178 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
1179 (mov<mode>): Removed.
1180 (*movv4sf_internal): Likewise.
1181 (*movv2df_internal): Likewise.
1183 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
1185 * config.gcc (crx-*-elf): Remove deprecation.
1187 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
1189 * config/i386/cygming-crtend.c (register_frame_ctor): Register
1190 __gcc_deregister_frame with atexit.
1191 (deregister_frame_dtor): Remove.
1193 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
1194 Nathan Sidwell <nathan@codesourcery.com>
1196 * config/rs6000/rs6000.opt (mspe): Remove Var property.
1198 * config/rs6000/rs6000.h (rs6000_spe): Declare.
1199 (rs6000_isel): Likewise.
1200 * config/rs6000/rs6000.c (rs6000_spe): New variable.
1201 (rs6000_isel): New variable.
1202 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
1204 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1207 * c-common.c (handle_vector_size_attribute): Call
1208 lang_hooks.types.reconstruct_complex_type instead of
1209 reconstruct_complex_type.
1210 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
1211 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
1212 * langhooks.h (struct lang_hooks_for_types): Add
1213 reconstruct_complex_type hook.
1214 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
1215 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
1217 2008-04-24 Richard Guenther <rguenther@suse.de>
1219 * c-common.h (check_builtin_function_arguments): Declare.
1220 * c-common.c (validate_nargs): New function.
1221 (check_builtin_function_arguments): Likewise.
1222 * c-typeck.c (build_function_call): Call
1223 check_builtin_function_arguments.
1224 * builtins.c (fold_builtin_classify): Remove error reporting code.
1225 (fold_builtin_unordered_cmp): Likewise.
1226 (fold_builtin_1): Likewise.
1227 (fold_builtin_n): Likewise.
1229 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1231 PR tree-optimization/36008
1232 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
1233 the original op1, rather than delta by step.
1235 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
1236 Sebastian Pop <sebastian.pop@amd.com>
1238 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
1239 eliminate_local_variables_stmt, eliminate_local_variables,
1240 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
1241 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
1242 of code delimited by two edges in the CFG.
1243 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
1244 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
1245 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
1246 the case of parallelisation of reductions.
1247 (expr_invariant_in_region_p): New.
1249 * tree-flow.h (gather_blocks_in_sese_region): Declared.
1250 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
1252 2008-04-24 Ira Rosen <irar@il.ibm.com>
1253 Richard Guenther <rguenther@suse.de>
1255 PR tree-optimization/36034
1256 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
1257 incapable of dealing with loads with gaps.
1259 2008-04-24 Rafael Espindola <espindola@google.com>
1261 * tree-flow.h (vrp_evaluate_conditional): Change signature.
1262 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1263 vrp_evaluate_conditional.
1264 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
1265 (vrp_evaluate_conditional): Split the cond argument.
1266 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
1267 (simplify_stmt_for_jump_threading): Update call to
1268 vrp_evaluate_conditional.
1270 2008-04-24 Ira Rosen <irar@il.ibm.com>
1272 PR tree-optimization/35982
1273 * tree-vect-analyze.c (vect_check_interleaving): Check that the
1274 interleaved data-refs are of the same type.
1276 2008-04-24 Danny Smith <dannysmith@users.net>
1278 * c-format.c (check_format_info_main): Use strncmp rather than a
1279 magic prefix to handle multichar length specs.
1280 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
1281 Don't prefix "I64" and "I32" with '\0'.
1283 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1286 * config/i386/i386.c (init_cumulative_args): Don't pass anything
1287 in registers for -m32 only if stdarg_p (fntype).
1289 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
1291 PR rtl-optimization/36006
1292 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
1293 temp to op0 in order to avoid invalid rtx sharing.
1295 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
1297 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
1298 check TREE_INVARIANT.
1299 * tree-gimple.c (is_gimple_address): New.
1300 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
1301 * tree-gimple.h (is_gimple_address): New.
1302 * tree.h (decl_address_invariant_p): New.
1303 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
1304 (build_string): Likewise.
1305 (decl_address_invariant_p): New, from is_gimple_invariant_address.
1306 (tree_invariant_p_1): Likewise.
1307 (save_expr): Use it.
1308 (tree_invariant_p): New.
1309 (skip_simple_arithmetic): Use it.
1310 (stabilize_reference_1): Use it.
1311 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
1313 (build1_stat): Drop code to compute TREE_INVARIANT.
1314 (build2_stat): Drop code to compute TREE_INVARIANT.
1315 (build3_stat): Drop code to compute TREE_INVARIANT.
1316 (build4_stat): Drop code to compute TREE_INVARIANT.
1317 (build5_stat): Drop code to compute TREE_INVARIANT.
1318 (build7_stat): Drop code to compute TREE_INVARIANT.
1319 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
1320 * tree.h (struct tree_base): Remove invariant_flag.
1321 (TREE_INVARIANT): Remove.
1322 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
1323 (fold_builtin_expect): Check TREE_CONSTANT.
1324 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
1325 * c-tree.h (c_expr_to_decl): Drop third parameter.
1326 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
1327 (build_c_cast): Don't set TREE_INVARIANT.
1328 (pop_init_level): Don't set TREE_INVARIANT.
1329 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
1330 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
1332 (gimplify_init_constructor): Don't set TREE_INVARIANT.
1333 (gimplify_addr_expr): Adjust comment.
1334 * tree-mudflap.c (mf_build_string):
1335 * print-tree.c (print_node): Don't print TREE_INVARIANT.
1336 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
1337 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
1338 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
1339 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
1340 * langhooks.h (struct lang_hooks): Drop third parameter from
1343 2008-04-23 Richard Guenther <rguenther@suse.de>
1345 PR tree-optimization/27799
1346 PR tree-optimization/32921
1347 PR tree-optimization/32624
1348 * tree-ssa-structalias.c (merge_smts_into): Only merge the
1349 SMTs aliases and the tag itself into the solution.
1350 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
1351 merge the points-to solution back into the SMT aliases.
1352 (may_alias_p): Use alias_set_subset_of instead of
1353 aliases_conflict_p. A pointer which points to
1354 memory with alias set zero may access any variable.
1356 2008-04-23 Richard Guenther <rguenther@suse.de>
1358 * alias.c (alias_set_subset_of): Correctly handle asking
1359 if zero is a subset of an alias set with zero child.
1360 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
1361 (compute_flow_insensitive_aliasing): Correctly walk all
1362 pointers. Do not unnecessarily union sets.
1364 2008-04-23 Richard Guenther <rguenther@suse.de>
1367 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
1369 2008-04-22 Tomas Bily <tbily@suse.cz>
1371 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
1373 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
1375 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
1376 * tree-ssa-structalias.c (get_constraint_for): Likewise.
1377 * tree-inline.c (estimate_num_insns_1): Likewise.
1378 * varasm.c (const_hash_1, compare_constant, copy_constant)
1379 (compute_reloc_for_constant, output_addressed_constants): Likewise.
1380 * emit-rtl.c (component_ref_for_mem_expr)
1381 (set_mem_attributes_minus_bitpos): Likewise.
1382 * expr.c (highest_pow2_factor, expand_expr_real_1, )
1383 (is_aligning_offset): Likewise.
1384 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
1385 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
1386 * dojump.c (do_jump): Likewise.
1387 * builtins.c (get_pointer_alignment, get_memory_rtx)
1388 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
1389 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
1391 2008-04-23 Jakub Jelinek <jakub@redhat.com>
1393 PR rtl-optimization/36017
1394 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
1395 expanding the library call.
1397 2008-04-22 Ian Lance Taylor <iant@google.com>
1399 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
1402 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
1404 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
1405 of LR/CTR moves for Power6.
1407 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1410 * passes.c (init_optimization_passes): Remove
1411 pass_fast_rtl_byte_dce.
1413 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
1416 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
1417 builtin functions to generate faster code.
1418 (_mm_cvtpu16_ps): Ditto.
1419 (_mm_cvtpi32x2_ps): Ditto.
1421 2008-04-22 Nick Clifton <nickc@redhat.com>
1423 * common.opt (ftree-loop-distribution): Add Optimization
1426 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
1427 (frv_expand_builtin_va_start): Likewise.
1429 * config/arm/arm.c (thumb_find_work_register): Fix location of
1430 argument register count.
1432 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1434 Support scheduling for ColdFire V1 and V3 microarchitecture.
1435 Improve scheduling of multiplication instructions.
1437 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
1438 (mac): New instruction attribute.
1439 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
1440 (m68k_sched_mac): New variable.
1441 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
1442 Handle cfv1 and cfv3.
1443 (max_insn_size): New static variable.
1444 (struct _sched_ib): New type.
1445 (sched_ib): New static variable.
1446 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
1447 to fields of 'struct _sched_ib sched_ib'. Update all uses.
1448 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
1450 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
1451 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
1452 new variables. Update.
1453 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1454 Add modeling of cfv3 instruction buffer. Update.
1455 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
1456 * config/m68k/m68k.h (TUNE_CFV3): New macro.
1457 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
1458 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
1459 a particular reservation applies to.
1460 (type2): Reorganize attribute values. Rename alu to alu_reg,
1461 alu_l to alu, move_l to omove. Join move to alu. Split mul
1463 (cf_ib_*): Simplify description of instruction buffer.
1464 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
1465 (cf_mem): Split into cf_mem1 and cf_mem2.
1466 (cf_v2_move_??): Rename to cfv12_alu_??.
1467 (cf_v2_move_l_??): Rename to cfv12_omove_??.
1468 (cf_v2_mul_??): Remove reservations.
1469 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
1470 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
1471 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
1473 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
1474 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
1475 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
1476 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
1477 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
1478 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
1479 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
1480 expansions of the above reservations for instructions of sizes
1483 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1485 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
1487 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
1489 * coverage.c: Include tree-pass.h.
1490 (coverage_counter_alloc): Print da_file_name to the dump file.
1492 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1494 * sbitmap.c (sbitmap_range_empty_p): New function.
1495 * sbitmap.h (sbitmap_range_empty_p): New function.
1496 * bitmap.h: Now includes obstack.h.
1498 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
1499 Kenneth Zadeck <zadeck@naturalbridge.com>
1501 * dbgcnt.def (ra_byte_scan): Added.
1502 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
1503 when the last hit happens for a counter.
1504 * timevar.def (TV_DF_BYTE_LR): New variable.
1505 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
1506 * passes.c (pass_fast_rtl_byte_dce): New pass.
1507 * fwprop.c (update_df): Added mode to call df_ref_create.
1508 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
1509 DF_REF_EXTRACT_OFFSET.
1510 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
1511 DF_BYTE_LR_OUT, df_byte_lr): New macro.
1513 (df_ref_extract): Added mode field.
1514 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
1515 DF_REF_EXTRACT_OFFSET.
1516 (DF_REF_EXTRACT_MODE): New macro.
1517 (df_byte_lr_bb_info): New structure.
1518 (df_print_byte_regset, df_compute_accessed_bytes,
1519 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
1520 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
1521 df_byte_lr_simulate_uses,
1522 df_byte_lr_simulate_artificial_refs_at_top,
1523 df_byte_lr_simulate_artificial_refs_at_end,
1524 df_compute_accessed_bytes): New function.
1525 (df_ref_create): Add parameter.
1526 (df_byte_lr_get_bb_info): New inline function.
1527 * df-scan.c (df_ref_record, df_uses_record,
1528 df_ref_create_structure): Added mode parameter.
1529 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
1530 df_defs_record, df_uses_record, df_get_conditional_uses,
1531 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
1532 df_entry_block_defs_collect, df_exit_block_uses_collect):
1533 Added mode parameter to calls to df_ref_record, df_uses_record,
1534 df_ref_create_structure.
1535 (df_ref_equal_p, df_ref_compare): Added test for modes.
1536 (df_ref_create_structure): Added code to set mode. Renamed
1537 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
1538 DF_REF_EXTRACT_OFFSET.
1539 * df-core.c (df_print_byte_regset): New function.
1540 * df-byte-scan.c: New file.
1541 * df-problems.c (df_rd_transfer_function): Removed unnecessary
1542 calls to BITMAP_FREE.
1543 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
1544 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
1545 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
1546 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
1547 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
1548 df_byte_lr_local_compute, df_byte_lr_init,
1549 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
1550 df_byte_lr_transfer_function, df_byte_lr_free,
1551 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
1552 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
1553 df_byte_lr_simulate_uses,
1554 df_byte_lr_simulate_artificial_refs_at_top,
1555 df_byte_lr_simulate_artificial_refs_at_end): New function.
1556 * dce.c (byte_dce_process_block): New function.
1557 (dce_process_block): au is now passed in rather than computed
1558 locally. Changed loops that look at artificial defs to not look
1559 for conditional or partial ones, because there never are any.
1560 (fast_dce): Now is able to drive byte_dce_process_block or
1561 dce_process_block depending on the kind of dce being done.
1562 (rest_of_handle_fast_dce): Add parameter to fast_dce.
1563 (rest_of_handle_fast_byte_dce): New function.
1564 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
1565 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
1567 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
1570 * gcc.h: Added fortran options that take arguments to
1571 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
1574 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
1576 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
1577 scalarization if on the LHS and not a full access.
1579 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1581 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
1583 2008-04-18 Rafael Espindola <espindola@google.com>
1585 * tree-vrp.c (find_case_label_index): Fix the binary search.
1586 (find_case_label_range): New.
1587 (vrp_visit_switch_stmt): Use find_case_label_range.
1588 (simplify_switch_using_ranges): Use find_case_label_range.
1590 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
1592 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
1593 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
1595 2008-04-18 Tom Tromey <tromey@redhat.com>
1598 * doc/cpp.texi (Implementation-defined behavior): Mention
1601 2008-04-18 Ian Lance Taylor <iant@google.com>
1603 * fold-const.c (pointer_may_wrap_p): New static function.
1604 (fold_comparison): Add another test for pointer overflow. Use
1605 pointer_may_wrap_p to disable some false positives.
1607 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
1609 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
1610 (fname_as_string): Match updated cpp_interpret_string prototype.
1611 (fix_string_type): Support char16_t* and char32_t*.
1612 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
1613 derivative) nodes. Register as builtin if C++0x.
1614 (c_parse_error): Support CPP_CHAR{16,32}.
1615 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
1616 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
1617 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
1618 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
1619 CTI_CHAR32_ARRAY_TYPE>: New elements.
1620 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
1621 char32_type_node, signed_char32_type_node, char16_array_type_node,
1622 char32_array_type_node): New defines.
1623 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
1624 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
1625 (lex_string): Support CPP_STRING{16,32}, match updated
1626 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
1627 (lex_charconst): Support CPP_CHAR{16,32}.
1628 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
1629 and CPP_STRING{16,32}.
1631 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
1634 * aclocal.m4: Regenerate.
1635 * configure: Regenerate.
1637 2008-04-18 Jan Hubicka <jh@suse.cz>
1639 * except.c (dw2_size_of_call_site_table,
1640 sjlj_size_of_call_site_table): Use vector API for call_site_record.
1642 * cgraphbuild.c (build_cgraph_edges): Update.
1643 * tree-pass.h: Update comment.
1644 * final.c (leaf_function_p): Update.
1645 (leaf_renumber_regs): Update.
1646 (rest_of_clean_state): Update.
1647 * omp-low.c (expand_omp_parallel): Update.
1648 * ipa-reference.c (analyze_function): Update.
1649 * reorg.c (find_end_label): Update.
1650 (optimize_skip): Update.
1651 (fill_simple_delay_slots): Update.
1652 (fill_simple_delay_slots): Update.
1653 (make_return_insns): Update.
1654 (dbr_schedule): Update.
1655 * gimple-low.c (record_vars_into): Update.
1656 * cfgbuild.c (make_edges): Update.
1657 * function.c (assign_stack_local): Update.
1658 (assign_parm_adjust_stack_rtl): Update.
1659 (locate_and_pad_parm): Update.
1660 (allocate_struct_function): Do not initialize stack_alignment_needed
1661 and preferred_stack_boundary here.
1662 (stack_protect_prologue): Update.
1663 (stack_protect_epilogue): Update.
1664 (expand_function_start): Initialize stack_alignment_needed,
1665 preferred_stack_boundary and max_jumptable_ents.
1666 (expand_function_end): Update.
1667 (free_after_compilation): Do not NULLify epilogue_delay_list.
1668 * function.h (struct rtl_data): Add stack_protect_guard,
1669 stack_alignment_needed,
1670 preferred_stack_boundary, epilogue_delay_list.
1671 (struct function): Remove value_histograms, stack_alignment_needed,
1672 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
1674 unexpanded_var_list, stack_protect_guard.
1675 (current_function_epilogue_delay_list): Remove.
1676 * ipa-type-escape.c (analyze_function): Update.
1677 * gimplify.c (pop_gimplify_context): Update comment.
1678 * calls.c (expand_call): Update.
1679 (emit_library_call_value_1): Update.
1680 * except.c (set_nothrow_function_flags): Update.
1681 * cfgexpand.c (get_decl_align_unit): Update.
1682 (create_stack_guard): Update.
1683 (estimated_stack_frame_size): Update.
1684 (expand_used_vars): Update.
1685 (tree_expand_cfg): Free histogram earliers, init expansion variables.
1686 * explow.c (allocate_dynamic_stack_space): Update.
1687 * tree-ssa-live.c (remove_unused_locals): Update.
1688 * varasm.c (mark_constant_pool): Update.
1689 * tree-inline.c (remap_decls): Update.
1690 (initialize_cfun): Update.
1691 (declare_return_variable): Update.
1692 (inline_forbidden_p): Update.
1693 (expand_call_inline): Update.
1694 (declare_inline_vars): Update.
1695 (tree_function_versioning): Update.
1696 * tree-flow.h (value_histograms): New.
1697 (VALUE_HISTOGRAMS): New macro.
1698 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
1700 * tree-cfg.c (set_bb_for_stmt): Update.
1701 (replace_by_duplicate_decl): Update.
1702 (move_block_to_fn): Update.
1703 (new_label_mapper): Update.
1704 (dump_function_to_file): Update.
1705 * ipa-struct-reorg.c (build_data_structure): Update.
1706 * cfgrtl.c (print_rtl_with_bb): Update.
1707 * reload1.c (reload): Update.
1709 * config/i386/i386.c (setup_incoming_varargs_64,
1710 ix86_compute_frame_layout): Update.
1711 * config/arc/arc.c (arc_output_function_epilogue): Update.
1713 2008-04-18 Marius Strobl <marius@FreeBSD.org>
1715 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
1716 for FreeBSD as well.
1717 * gthr-posix95.h: Likewise.
1719 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
1721 PR rtl-optimization/35838
1722 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
1723 out the byte offset of the first subreg.
1725 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
1727 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
1728 to split_ti instead of three separate calls with single member arrays.
1729 (subti3 splitter): Ditto.
1730 (adddi3 splitter): Ditto with split_di.
1731 (subdi3 splitter): Ditto.
1732 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
1733 two separate calls with single member arrays. Swap match_dup
1734 operands 1 and 2 to better fit into the array.
1735 (negdi2 splitter): Ditto with split_di.
1736 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
1737 two separate calls with single member arrays. Swap match_dup operands
1738 6 and 7 to better fit into the array.
1740 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
1742 * config/i386/i386.c (sse_builtin_type): New.
1743 (bdesc_sse_args): Likewise.
1744 (bdesc_sse_3arg): Removed.
1745 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1746 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
1747 IX86_BUILTIN_ROUNDPS.
1748 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
1749 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
1750 IX86_BUILTIN_ROUNDPS.
1751 (ix86_expand_sse_4_operands_builtin): Removed.
1752 (ix86_expand_sse_operands_builtin): New.
1753 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
1754 and CODE_FOR_sse4_1_roundps.
1755 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1756 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
1758 2008-04-17 Alan Modra <amodra@bigpond.net.au>
1761 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
1762 regs before frame pop when needed. If use_backchain_to_restore_sp
1763 then load backchain into a temp reg to restore vr and vrsave. Add
1764 code to restore vr after frame pop if possible.
1766 2008-04-17 Richard Guenther <rguenther@suse.de>
1768 * tree-vn.c (expressions_equal_p): Do not check type
1769 equality or compatibility before calling operand_equal_p.
1770 * fold-const.c (operand_equal_p): Check equivalence of
1771 integer constants before bailing out due to signedness or
1772 precision differences.
1773 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
1774 spurious differences in type qualification. Ignore types
1775 for COMPONENT_REFs at all.
1777 2008-04-17 Christian Bruel <christian.bruel@st.com>
1779 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
1780 msw_skip comparison.
1782 2008-04-16 Jakub Jelinek <jakub@redhat.com>
1785 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
1788 PR tree-optimization/35899
1789 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
1790 rather than TREE_OPERAND.
1792 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
1795 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
1796 temporary registers. Change operand predicate to general_operand.
1797 (remainderxf3): Ditto.
1799 2008-04-16 Richard Guenther <rguenther@suse.de>
1801 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
1802 * tree-affine.c (aff_combination_expand): Look through some
1805 2008-04-15 Doug Kwan <dougkwan@google.com>
1807 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
1809 * tree-pretty-print.c (dump_generic_node): Ditto.
1810 * final.c (output_addr_const): Ditto.
1811 * dwarf2out.c (output_cfi): Ditto.
1812 * c-pretty-print.c (pp_c_integer_constant): Ditto.
1813 * print-rtl.c (print_rtx): Ditto.
1814 * print-tree.c (print_node_brief, print_node): Ditto.
1815 * c-common.c (match_case_to_enum_1): Ditto.
1816 * sched-vis.c (print_value): Ditto.
1817 * config/i386/i386.c (print_operand): Cast to long unsigned int
1820 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
1821 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
1822 MS Windows VirtualProtect function.
1824 2008-04-15 Jan Hubicka <jh@suse.cz>
1826 * gengtype.c (write_root): Param_is argument is OK.
1827 * expr.c (expand_expr_real_1): Update call of get_exception_*.
1828 * function.h: Include varray.h
1829 (rtl_eh): New stucture based on except.c one.
1830 (call_site_record): New forward declaration and vector type.
1831 * calls.c (emit_call_1): Do not call
1832 note_current_region_may_contain_throw.
1833 * except.c (eh_status): Remove cur_region, try_region since they are
1835 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
1836 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
1837 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
1838 Remove call_site_data_used, call_site_data_size.
1839 Turn call_site_record into vector in function.h.
1840 (note_current_region_may_contain_throw): Remove.
1841 (get_exception_pointer, get_exception_filter): Do not take struct
1842 function argument; update.
1843 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
1844 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
1845 build_post_landing_pads, dw2_build_landing_pads,
1846 sjlj_assign_call_site_values, sjlj_mark_call_sites,
1847 sjlj_emit_function_enter, sjlj_emit_function_enter,
1848 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
1849 sjlj_build_landing_pads, finish_eh_generation,
1850 remove_exception_handler_label, remove_eh_handler,
1851 maybe_remove_eh_handler, add_reachable_handler,
1852 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
1853 add_action_record, collect_one_action_chain, add_call_site,
1854 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
1855 sjlj_output_call_site_table, output_function_exception_table,
1856 * except.h (note_current_region_may_contain_throw): Remove
1857 (get_exception_pointer, get_exception_filter): Do not take struct
1859 * Makefile.in (GTFILES): Put varargs before struct function.
1861 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1863 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
1864 punt for STRING_CST.
1865 (get_constraint_for): Deal with STRING_CST here instead.
1867 2008-04-15 Richard Guenther <rguenther@suse.de>
1869 * tree-ssa-propagate.c (substitute_and_fold): Substitute
1870 statements in a basic-block with a backward walk. Do not
1871 substitute into dead statements but instead remove those.
1873 2008-04-15 Richard Guenther <rguenther@suse.de>
1875 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
1876 to zero, thus disable creation of SFTs.
1878 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1880 * tree-predcom.c (suitable_reference_p): Return false if the
1881 reference can throw.
1883 2008-04-15 Jakub Jelinek <jakub@redhat.com>
1886 * c-decl.c (finish_decl): If extern or static var has variable
1887 size, set TREE_TYPE (decl) to error_mark_node.
1889 2008-04-15 Rafael Espindola <espindola@google.com>
1891 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
1894 2008-04-15 Richard Guenther <rguenther@suse.de>
1896 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
1897 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
1898 (visit_reference_op_load): Do walk vuse-vdef chains on
1899 vn_reference_lookup.
1900 (visit_reference_op_store): But do not here.
1901 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
1902 vn_reference_lookup.
1903 (vn_lookup_with_vuses): But do so here.
1905 2008-04-14 Ian Lance Taylor <iant@google.com>
1907 * fold-const.c (fold_overflow_warning): Remove assertion.
1909 2008-04-15 Ben Elliston <bje@au.ibm.com>
1911 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
1912 temp1 local variables.
1914 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
1917 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
1918 ".text.unlikely" section as executable.
1920 2008-04-14 James E. Wilson <wilson@tuliptree.org>
1922 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1923 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
1924 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
1925 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
1926 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
1927 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
1928 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
1930 2008-04-14 Ian Lance Taylor <iant@google.com>
1932 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
1933 * fold-const.c (fold_comparison): If appropriate, test
1934 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
1935 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
1936 reassociating a pointer type.
1937 * doc/invoke.texi (Optimize Options): Document that
1938 -fstrict-overflow applies to pointer wraparound.
1940 2008-04-13 Jan Hubicka <jh@suse.cz>
1942 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
1944 2008-04-12 Andrew Pinski <pinskia@gmail.com>
1946 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
1947 we are going to "save the world".
1949 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
1951 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
1952 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
1953 operand 0 constraint, not "=".
1955 2008-04-11 James E. Wilson <wilson@tuliptree.org>
1957 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
1959 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1961 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
1962 of size of positions_needed * CHAR_BIT.
1964 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1967 * dse.c (store_info): Change positions_needed to unsigned
1969 (lowpart_bitmask): New.
1970 (record_store): Cast to unsigned HOST_WIDE_INT for
1971 positions_needed. Assert width <= size of positions_needed *
1972 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
1973 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
1974 lowpart_bitmask to set mask.
1976 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1978 * config/bfin/constraints.md: New file.
1979 * config/bfin/bfin.md: Include it.
1980 (adddi3): Use satisfies_constraint functions instead of the old macros.
1981 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
1982 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
1983 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
1984 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
1985 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
1986 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
1987 EXTRA_CONSTRAINT): Delete.
1988 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
1989 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
1991 * config/bfin/bfin.c: Include "tm-constrs.h".
1992 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
1993 Use satisfies_constraint functions instead of the old macros.
1994 * doc/md.texi (Blackfin Constraints): Update file name reference.
1996 2008-04-11 Richard Guenther <rguenther@suse.de>
1998 PR tree-optimization/35869
1999 * tree-vrp.c (execute_vrp): Move switch statement update after
2000 jump threading. Schedule another cfg cleanup run.
2002 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
2005 * attribs.c (decl_attributes): Return early on errorneous node.
2007 2008-04-10 Oleg Ryjkov <olegr@google.com>
2009 * tree.h (struct tree_base): Added a new flag default_def_flag.
2010 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
2012 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2014 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
2016 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2019 * pa.md: Define mode iterator P. Define mode attribute dwc.
2020 (dcacheflush): Update pattern to use iterator P and attribute dwc.
2021 (icacheflush): Likewise.
2022 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
2023 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
2025 2008-04-11 Ben Elliston <bje@au.ibm.com>
2027 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
2029 2008-04-10 Rafael Espindola <espindola@google.com>
2031 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
2032 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
2033 (extract_range_from_expr): The same.
2035 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2037 * config/mips/mips.md (GPR2): New mode iterator.
2039 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
2040 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
2041 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
2042 Rewrite these to take two modes, the mode of comparison and the
2043 mode of the destination.
2044 * config/mips/mips.c (mips_expand_scc): Instead of having
2045 paradoxical subreg as destination, expand "narrowing" scc if mode
2046 of comparison is SI and target is requested in DI mode.
2047 (mips_emit_int_order_test): Update comment. Make mode of
2048 comparison match CMP0 rather than TARGET. When creating inverse
2049 target use mode of TARGET.
2051 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2053 * gcov-dump.c (tag_summary): Only print summaries for the first
2054 GCOV_COUNTERS_SUMMABLE counters.
2056 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
2058 * config/i386/i386.md (absneg): New code iterator.
2059 (absnegprefix): New code attribute.
2060 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
2061 patterns using absneg code iterator.
2062 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
2063 using absneg code iterator.
2064 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
2065 *neg<mode>2 patterns using absneg code iterator.
2066 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
2067 *negextendsfdf2 patterns using absneg code iterator.
2068 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
2069 *negextendsfxf2 patterns using absneg code iterator.
2070 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
2071 *negextendsfdf2 patterns using absneg code iterator.
2072 * config/i386/sse.md (<code><mode>2): Macroize expander from
2073 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
2075 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
2077 * config/s390/s390.h: Remove the remains of the recent search
2078 & replace action of current_function_outgoing_args_size.
2080 2008-04-10 Ira Rosen <irar@il.ibm.com>
2082 PR tree-optimization/35821
2083 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
2084 NEW_STMT_LIST is not NULL.
2086 2008-04-09 David Edelsohn <edelsohn@gnu.org>
2089 * toplev.c (process_options): Remove -ffunction-sections debugging
2092 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
2094 PR middle-end/PR28690
2095 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
2096 than gen_rtx_fmt_ee to perform more canonicalizations.
2098 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2101 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
2103 2008-04-09 Richard Guenther <rguenther@suse.de>
2105 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
2106 (dump_function_to_file): Dump function arguments with types.
2108 2008-04-08 Richard Guenther <rguenther@suse.de>
2110 * fold-const.c (fold_widened_comparison): Do not allow
2111 sign-changes that change the result.
2113 2008-04-08 Janis Johnson <janis187@us.ibm.com>
2116 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
2117 kinds of indirect references.
2119 2008-04-08 David Edelsohn <edelsohn@gnu.org>
2121 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
2122 GNU Fortran language string.
2124 2008-04-08 Rafael Espindola <espindola@google.com>
2126 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
2127 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
2128 * tree.h (tree_call_nonnegative_warnv_p): New.
2130 2008-04-08 Jan Hubicka <jh@suse.cz>
2132 * function.c (free_after_compilation): Clear out regno_reg_rtx
2135 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
2138 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
2140 PR middle-end/PR28690
2141 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
2142 same precedence as REG_POINTER and MEM_POINTER operands.
2144 2008-04-08 Richard Guenther <rguenther@suse.de>
2147 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
2148 for adding index to base.
2150 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
2152 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
2153 (MINGW_ENABLE_EXECUTE_STACK): New.
2154 (IN_LIBGCC2): For libgcc include windows.h file for
2155 function declarations.
2157 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
2159 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
2160 and tem2 if tem1 is not a REG or MULT.
2162 2008-04-08 Jan Hubicka <jh@suse.cz>
2164 * function.h (incomming_args): Break out of struct function.
2165 (function_subsections): Break out of struct function.
2166 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
2167 return_rtx and hard_reg_initial_vals from struct function.
2168 Kill inl_max_label_num.
2169 (current_function_pops_args, current_function_args_info,
2170 current_function_args_size, current_function_args_size,
2171 current_function_pretend_args_size,
2172 current_function_outgoing_args_size,
2173 current_function_internal_arg_pointer, current_function_return_rtx):
2174 Kill compatibility accestor macros.
2175 * builtins.c (expand_builtin_apply_args_1): Update.
2176 (expand_builtin_next_arg): Update.
2177 * df-scan.c (df_get_call_refs): Update.
2178 * dbxout.c (dbxout_function_end): Update.
2179 * dwarf2out.c (dwarf2out_switch_text_section): Update.
2180 (output_line_info): Update.
2181 (secname_for_decl): Update.
2182 (dwarf2out_var_location): Update.
2183 * function.c (free_after_compilation): Update.
2184 (assign_parm_find_stack_rtl): Update.
2185 (assign_parms): Update.
2186 (expand_dummy_function_end): Update.
2187 (expand_function_end): Update.
2188 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
2189 (expand_call): Update.
2190 (emit_library_call_value_1): Update.
2191 (store_one_arg): Update.
2192 * varasm.c (initialize_cold_section_name): Update.
2193 (unlikely_text_section): Update.
2194 (unlikely_text_section_p): Update.
2195 (assemble_start_function): Update.
2196 (assemble_end_function): Update.
2197 (default_section_type_flags): Update.
2198 (switch_to_section): Update.
2199 * integrate.c (set_decl_abstract_flags): Update.
2200 (get_hard_reg_initial_val): Update.
2201 (has_hard_reg_initial_val): Update.
2202 (allocate_initial_values): Update.
2203 * resource.c (init_resource_info): Update.
2204 * config/alpha/alpha.c (NUM_ARGS): Update.
2205 (direct_return): Update.
2206 (alpha_va_start): Update.
2207 (alpha_sa_size): Update.
2208 (alpha_initial_elimination_offset): Update.
2209 (alpha_expand_prologue): Update.
2210 (alpha_start_function): Update.
2211 (alpha_expand_epilogue): Update.
2212 (unicosmk_initial_elimination_offset):
2213 * config/alpha/alpha.md (call expander): Update.
2214 * config/s390/s390.c (s390_register_info): Update.
2215 (s390_register_info): Update.
2216 (s390_frame_info): Update.
2217 (s390_initial_elimination_offset): Update.
2218 (s390_build_builtin_va_list): Update.
2219 (s390_va_start): Update.
2220 * config/spu/spu.c (direct_return): Update.
2221 (spu_expand_prologue): Update.
2222 (spu_initial_elimination_offset): Update.
2223 (spu_build_builtin_va_list): Update.
2224 (spu_va_start): Update.
2225 * config/sparc/sparc.c (sparc_init_modes): Update.
2226 (sparc_compute_frame_size): Update.
2227 (function_value): Update.
2228 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
2229 * config/i386/i386.md (return expander): Update.
2230 * config/i386/i386.c (ix86_va_start): Update.
2231 (ix86_can_use_return_insn_p): Update.
2232 (ix86_compute_frame_layout): Update.
2233 (ix86_expand_epilogue): Update.
2234 * config/sh/sh.c (output_stack_adjust): Update.
2235 (calc_live_regs): Update.
2236 (sh_expand_prologue): Update.
2237 (sh_builtin_saveregs): Update.
2238 (sh_va_start): Update.
2239 (initial_elimination_offset): Update.
2240 (sh_allocate_initial_value): Update.
2241 (sh_function_ok_for_sibcall): Update.
2242 (sh_get_pr_initial_val): Update.
2243 * config/sh/sh.md (return expander): Update.
2244 * config/avr/avr.c (frame_pointer_required_p): UPdate.
2245 * config/crx/crx.c (crx_compute_frame): UPdate.
2246 (crx_initial_elimination_offset): UPdate.
2247 * config/xtensa/xtensa.c (compute_frame_size): Update
2248 (xtensa_builtin_saveregs): Update.
2249 (xtensa_va_start): Update.
2250 (order_regs_for_local_alloc): Update.
2251 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
2252 (xstormy16_expand_builtin_va_start): Update.
2253 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
2254 * config/m68hc11/m68hc11.md (return expanders): Update.
2255 * config/m68hc11/m68hc11.c (expand_prologue): Update.
2256 (expand_epilogue): Update.
2257 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
2258 (cris_simple_epilogue): Update.
2259 (cris_expand_prologue): Update.
2260 (cris_expand_epilogue): Update.
2261 * config/iq2000/iq2000.c (iq2000_va_start): Update.
2262 (compute_frame_size): Update.
2263 * config/mt/mt.c (mt_compute_frame_size): Update.
2264 * config/mn10300/mn10300.c (expand_prologue): Update.
2265 (expand_epilogue): Update.
2266 (initial_offset): Update.
2267 (mn10300_builtin_saveregs):
2268 * config/mn10300/mn10300.md (return expander): Update.
2269 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2270 (ia64_initial_elimination_offset): Update.
2271 (ia64_initial_elimination_offset): Update.
2272 (ia64_expand_prologue): Update.
2273 * config/m68k/m68k.md (return expander): Update.
2274 * config/rs6000/rs6000.c (rs6000_va_start): Update.
2275 (rs6000_stack_info): Update.
2276 * config/mcore/mcore.c (layout_mcore_frame): Update.
2277 (mcore_expand_prolog): Update.
2278 * config/arc/arc.c (arc_compute_frame_size): Update.
2279 * config/score/score3.c (score3_compute_frame_size): Update.
2280 * config/score/score7.c (score7_compute_frame_size): Update.
2281 * config/arm/arm.c (use_return_insn): Update.
2282 (thumb_find_work_register): Update.
2283 (arm_compute_save_reg_mask): Update.
2284 (arm_output_function_prologue): Update.
2285 (arm_output_epilogue): Update.
2286 (arm_size_return_regs): Update.
2287 (arm_get_frame_offsets): Update.
2288 (arm_expand_prologue): Update.
2289 (thumb_exit): Update.
2290 (thumb_unexpanded_epilogue): Update.
2291 (thumb1_output_function_prologue): Update.
2292 * config/pa/pa.md (return expander): Update.
2293 * config/pa/pa.c (compute_frame_size): Update.
2294 (hppa_builtin_saveregs): Update.
2295 * config/mips/mips.c (mips_va_start): Update.
2296 (mips16_build_function_stub): Update.
2297 (mips_compute_frame_info): Update.
2298 (mips_restore_gp): Update.
2299 (mips_output_function_prologue): Update.
2300 (mips_expand_prologue): Update.
2301 * config/v850/v850.c (compute_frame_size): Update.
2302 (expand_prologue): * config/mmix/mmix.c (along): update.
2303 (mmix_initial_elimination_offset): update.
2304 (mmix_reorg): update.
2305 (mmix_use_simple_return): update.
2306 (mmix_expand_prologue): update.
2307 (mmix_expand_epilogue): Update.
2308 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
2309 (emit_link_insn): Update.
2311 2008-04-08 Anatoly Sokolov <aesok@post.ru>
2313 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
2314 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
2316 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
2319 2008-04-07 Jan Hubicka <jh@suse.cz>
2321 * function.h (rtl): Rename to x_rtl.
2323 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2324 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2325 used_temp_slots avail_temp_slots, temp_slot_level,
2326 nonlocal_goto_handler_labels): Update accesstors.
2327 (rtl): New global variable.
2328 (struct function): Move some fileds to rtl_data.
2329 (get_arg_pointer_save_area): Update prototype.
2330 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2331 get_arg_pointer_save_area.
2332 * expr.c (init_expr): Update
2333 * function.c (get_frame_size): Update
2334 (assign_stack_local): Update
2335 (expand_function_end): Update.
2336 (get_art_pointer_save_area): Update
2338 * emit-rtl.c (rtl): Declare.
2339 (regno_reg_rtx): Declare.
2340 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2342 (gen_reg_rtx): Update.
2343 * varasm.c (n_deferred_constatns): Update accestor.
2344 (init_varasm_status): Do not allocate varasm_status.
2345 (force_const_mem, get_pool_size, output_constant_pool): Update.
2346 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2347 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2348 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
2349 * sparc/sparc.h (INIT_EXPANDERS): Update.
2350 * ia64/ia64.h (INIT_EXPANDERS): Update.
2352 2008-04-07 James E. Wilson <wilson@tuliptree.org>
2354 * reload.c (push_secondary_reload): Add missing break to for loop.
2356 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
2358 PR middle-end/PR28690
2359 * rtlanal.c: Update copyright years.
2360 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
2361 as REG_POINTER and MEM_POINTER operands.
2362 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
2363 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
2364 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
2365 * gcse.c: Update copyright years.
2366 (pre_delete): Call gen_reg_rtx_and_attrs.
2367 (hoist_code): Likewise.
2368 (build_store_vectors): Likewise.
2369 (delete_store): Likewise.
2370 * loop-invariant.c (move_invariant_reg): Likewise.
2371 Update copyright years.
2373 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
2375 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
2376 control string instead of quoted.
2378 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2380 * doc/rtl.texi: Rewrite of subreg section.
2382 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
2385 * config/i386/i386.c (legitimize_pic_address): Add treating
2386 of dllimport SYM_REF's.
2387 (legitimize_dllimport_symbol): Add prototype.
2389 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
2391 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
2392 reference in constructor with non self-referential type.
2394 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
2396 Removal of Return with Depressed Stack Pointer support
2397 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
2398 (ECF_SP_DEPRESSED): Likewise.
2399 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
2400 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
2401 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2402 (expand_call): Do not test ECF_SP_DEPRESSED.
2403 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2404 * function.c (keep_stack_depressed): Delete.
2405 (handle_epilogue_set): Likewise.
2406 (update_epilogue_consts): Likewise.
2407 (emit_equiv_load): Likewise.
2408 (thread_prologue_and_epilogue_insns): Remove support for Return with
2409 Depressed Stack Pointer.
2410 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2412 2008-04-06 Richard Guenther <rguenther@suse.de>
2414 PR tree-optimization/35400
2415 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
2416 information from SSA_NAMEs.
2418 2008-04-06 Anatoly Sokolov <aesok@post.ru>
2420 * config/avr/avr.h (avr_mega_p): Remove declaration.
2421 (AVR_MEGA): Remove macro.
2422 * config/avr/avr.c (avr_mega_p): Remove variable.
2423 (avr_override_options): Remove inicializion of avr_mega_p.
2424 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
2425 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
2426 (avr_jump_mode): (Ditto.).
2427 (avr_output_progmem_section_asm_op): (Ditto.).
2428 (avr_asm_init_sections): (Ditto.).
2429 (avr_asm_init_sections): (Ditto.).
2430 (avr_rtx_costs): (Ditto.).
2431 * config/avr/avr.md: (Ditto.).
2432 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
2435 2008-04-06 Richard Guenther <rguenther@suse.de>
2437 PR tree-optimization/35842
2438 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
2439 is_gimple_invariant_address.
2441 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2443 * gcc.c (default_compilers): Sync Fortran extensions list with
2444 that in fortran/lang-specs.h.
2445 * doc/invoke.texi: Likewise.
2446 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
2447 * dwarf2out.c (gen_compile_unit_die): Likewise.
2449 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
2451 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
2453 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
2456 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
2457 attribute is used for nested functions.
2459 2008-04-05 Jan Hubicka <jh@suse.cz>
2461 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
2463 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
2465 (dump_files): Update.
2466 (enable_rtl_dump_file): Do not accept letter argument.
2467 * tree-pass.h (dump_file_info): Remove letter argument.
2468 * toplev.c (decode_d_option): Update -da handling.
2469 * toplev.h (enable_rtl_dump_file): Update prototype.
2470 * passes.c (register_one_dump_file): Do not accept IPA argument; work
2471 it out based on pass type.
2472 (register_dump_files_1): Likewise.
2473 (init_optimization_passes): Update register_one_dump_file calls.
2474 (execute_one_pass): Sanity check that IPA passes are called at IPA
2475 level and RTL passes at RTL level.
2476 (execute_pass_list): IPA pass can not be after or subpass of
2478 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
2479 disallov RTL subpasses of IPA subpasses.
2481 2008-04-05 Ben Elliston <bje@au.ibm.com>
2483 * tree-cfg.c (need_fake_edge_p): Return false for calls to
2484 builtins that return exactly once and do not throw. Cache call to
2487 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
2489 PR rtl-optimization/34916
2491 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
2492 between instruction pairs.
2494 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
2496 * doc/invoke.texi: Document -mbitops for SH.
2497 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
2498 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
2499 * config/sh/sh.c (print_operand): Add %t operand code.
2500 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
2501 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
2502 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
2503 (extendqihi2): Likewise.
2504 (movqi_i): Likewise.
2505 (insv): Use bset, bclr and bst instructions for SH2A if possible.
2506 (extv): Use bld instruction for SH2A if possible.
2508 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
2509 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
2510 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
2511 (bset.b, bclr.b): Define peepholes.
2512 * config/sh/sh.opt (mbitops): New option.
2514 2008-04-04 Janis Johnson <janis187@us.ibm.com>
2517 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
2518 and view convert expression.
2520 2008-04-04 Jakub Jelinek <jakub@redhat.com>
2523 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
2525 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
2527 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
2529 * config/i386/cpuid.h (bit_AES): New.
2530 (bit_PCLMUL): Likewise.
2532 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
2533 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
2534 SSE2 if AES or PCLMUL is enabled.
2535 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
2536 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
2537 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
2538 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
2539 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
2540 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
2541 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
2542 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
2543 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
2544 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
2545 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
2546 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
2547 __builtin_ia32_aeskeygenassist128 and
2548 __builtin_ia32_pclmulqdq128.
2549 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
2550 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
2551 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
2553 * config/i386/i386.h (TARGET_AES): New.
2554 (TARGET_PCLMUL): Likewise.
2555 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
2557 * config/i386/i386.md (UNSPEC_AESENC): New.
2558 (UNSPEC_AESENCLAST): Likewise.
2559 (UNSPEC_AESDEC): Likewise.
2560 (UNSPEC_AESDECLAST): Likewise.
2561 (UNSPEC_AESIMC): Likewise.
2562 (UNSPEC_AESKEYGENASSIST): Likewise.
2563 (UNSPEC_PCLMUL): Likewise.
2565 * config/i386/i386.opt (maes): New.
2566 (mpclmul): Likewise.
2568 * config/i386/sse.md (aesenc): New pattern.
2569 (aesenclast): Likewise.
2571 (aesdeclast): Likewise.
2573 (aeskeygenassist): Likewise.
2574 (pclmulqdq): Likewise.
2576 * config/i386/wmmintrin.h: New.
2578 * doc/extend.texi: Document AES and PCLMUL built-in function.
2580 * doc/invoke.texi: Document -maes and -mpclmul.
2582 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
2584 * function.c (free_after_parsing): Replace with
2585 cxx_push_function_context from C++ front-end.
2586 (allocate_struct_function): Don't call langhook.
2587 * langhooks.h (struct lang_hooks_for_functions): Delete.
2588 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
2590 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
2591 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
2592 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
2593 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
2594 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
2595 remove LANG_HOOKS_FUNCTION_INITIALIZER.
2596 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
2598 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
2599 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
2601 2008-04-04 Jakub Jelinek <jakub@redhat.com>
2604 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
2607 2008-04-04 Richard Guenther <rguenther@suse.de>
2610 * fold-const.c (optimize_minmax_comparison): Use the correct
2611 type for the constant in the simplified comparison.
2613 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
2615 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
2616 Pass L2 size as "--param l2-cache-size" to the compiler.
2617 (decode_l2_cache): New function to decode L2 cache parameters using
2618 0x8000006 extended cpuid function.
2619 (detect_caches_amd): Determine parameters of L2 cache using
2620 decode_l2_caches function.
2621 (decode_caches_intel): Decode L2 cache parameters.
2622 (detect_caches_intel): Determine L2 cache parameters using
2623 decode_caches_intel and decode_l2_caches functions.
2625 2008-04-03 Bob Wilson <bob.wilson@acm.org>
2627 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
2628 secondary input reload for subword loads from the constant pool.
2630 2008-04-03 Janis Johnson <janis187@us.ibm.com>
2633 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
2634 constants of the appropriate size for runtime calculations.
2637 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
2638 decimal-float literal constant zero.
2640 2008-04-03 Jakub Jelinek <jakub@redhat.com>
2643 * c-parser.c (c_parser_omp_atomic): Call
2644 default_function_array_conversion on the RHS.
2647 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
2648 call is_variable_sized if decl has incomplete type.
2650 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
2652 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
2654 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
2656 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
2658 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
2659 (sgt<u>): Merge sgt and sgtu into new expander.
2660 (sgt, sgtu): Remove expanders.
2661 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
2662 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
2663 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
2664 *sgtu_<mode>_mips16 into new pattern.
2665 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
2666 (sge<u>): Merge sge and sgeu into new expander.
2667 (sge, sgeu): Remove expanders.
2668 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
2670 (*sge_<mode>, second *sge_<mode>): Remove patterns.
2671 (slt<u>): Merge slt and sltu into new expander.
2672 (slt, sltu): Remove expanders.
2673 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
2674 (*slt_<mode>, *sltu_<mode>): Remove patterns.
2675 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
2676 *sltu_<mode>_mips16 into new pattern.
2677 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
2678 (sle<u>): Merge sle and sleu into new expander.
2679 (sle, sleu): Remove expanders.
2680 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
2681 (*sle_<mode>, *sleu_<mode>): Remove patterns.
2682 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
2683 *sleu_<mode>_mips16 into new pattern.
2684 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
2686 2008-04-03 Jan Hubicka <jh@suse.cz>
2688 PR tree-optimization/35795
2689 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
2690 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2691 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2692 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2693 * score/score3.c (score3_output_mi_thunk): Likewise.
2694 * score/score7.c (score7_output_mi_thunk): Likewise.
2695 * mips/mips.c (mips_output_mi_thunk): Likewise.
2697 2008-04-03 Richard Guenther <rguenther@suse.de>
2699 * tree-vrp.c (extract_range_from_unary_expr): Handle all
2700 conversions. Simplify code.
2702 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
2704 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
2706 2008-04-03 Tom Tromey <tromey@redhat.com>
2707 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2709 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
2710 * config/bfin/t-bfin-linux (generated_files): Add
2711 linux-sysroot-suffix.h.
2712 * doc/install.texi (Prerequisites): Require make 3.80.
2713 * doc/sourcebuild.texi (Front End Directory): Document new
2715 * Makefile.in (generated_files): New variable.
2716 (ALL_HOST_OBJS): New variable.
2717 ($(ALL_HOST_OBJS)): New target.
2719 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
2721 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
2722 (remap_block): Call id->transform_lang_insert_block instead
2724 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
2725 Set id.transform_lang_insert_block to NULL.
2726 (clone_body): Move to cp/optimize.c
2727 * tree-inline.h (struct copy_body_data): Change
2728 transform_lang_insert_block to function pointer.
2729 (copy_generic_body, copy_decl_no_change): Export.
2730 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
2731 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
2732 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
2734 * c-tree.h (insert_block): Kill.
2735 * c-decl.c (insert_block): Kill.
2737 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
2739 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2740 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
2741 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
2743 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
2744 argument, call {push,pop}_function_context from here.
2745 * c-parser.c: Use c_{push,pop}_function_context.
2747 * function.c (push_function_context_to): Move meat ...
2748 (push_function_context): ... here. Simplify.
2749 * function.c (pop_function_context_from): Move meat ...
2750 (pop_function_context): ... here. Simplify.
2751 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
2753 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2754 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
2755 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
2756 * tree.h (push_function_context_to, pop_function_context_from): Remove.
2758 2008-04-03 Ben Elliston <bje@au.ibm.com>
2760 * expmed.c (extract_force_align_mem_bit_field): Remove.
2762 2008-04-03 Richard Guenther <rguenther@suse.de>
2765 * expr.h (try_casesi): Adjust prototype.
2766 * expr.c (try_casesi): Take fallback label as extra parameter.
2767 Use that for gen_casesi if default_label is NULL.
2768 * stmt.c (expand_case): Pass fallback label to try_casesi,
2769 make sure to fill gaps with a fallback label if default_label
2772 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
2775 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
2777 2008-04-03 Ben Elliston <bje@au.ibm.com>
2779 * expmed.c (extract_split_bit_field): Remove if (0) code.
2780 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
2781 (do_ds_constraint): Likewise.
2783 2008-04-02 Joseph Myers <joseph@codesourcery.com>
2785 * doc/cppopts.texi (-dU): Document.
2786 * c-common.h (flag_dump_macros): Update comment.
2787 * c-opts.c (handle_OPT_d): Handle -dU.
2788 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
2789 dump_queued_macros, cb_used_define, cb_used_undef): New.
2790 (init_pp_output): Handle -dU.
2791 (cb_line_change): Call dump_queued_macros.
2792 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
2794 2008-04-02 Anatoly Sokolov <aesok@post.ru>
2796 * config/avr/predicates.md (io_address_operand): New predicate.
2797 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
2798 * config/avr/avr.c (avr_io_address_p): Remove function.
2799 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
2800 'avr_io_address_p' function.
2801 (out_movhi_r_mr): (Ditto.).
2802 (out_movqi_mr_r): (Ditto.).
2803 (out_movhi_mr_r): (Ditto.).
2804 (avr_address_cost): (Ditto.).
2806 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
2808 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
2809 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
2810 in 32bit mode when XMM registers are available to avoid store
2812 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
2813 corresponding post-reload splitters.
2815 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2817 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
2818 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
2819 __builtin_ia32_roundss.
2820 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
2821 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
2822 __builtin_ia32_roundss.
2823 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
2824 IX86_BUILTIN_SHUFPD here.
2826 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2828 * config/i386/i386.md (plogic): New.
2829 (plogicprefix): Likewise.
2831 * config/i386/mmx.md (mmx_<code><mode>3): New.
2832 (mmx_and<mode>3): Removed.
2833 (mmx_ior<mode>3): Likewise.
2834 (mmx_xor<mode>3): Likewise.
2836 * config/i386/sse.md (<code><mode>3): New.
2837 (*<code><mode>3): Likewise.
2838 (*<code><mode>3): Likewise.
2839 (<code><mode>3): Likewise.
2840 (*sse_<code><mode>3): Likewise.
2841 (*sse2_<code><mode>3): Likewise.
2842 (<code>tf3): Likewise.
2843 (*<code>tf3): Likewise.
2844 (and<mode>3): Likewise.
2845 (*and<mode>3): Likewise.
2846 (ior<mode>3): Removed.
2847 (*ior<mode>3): Likewise.
2848 (xor<mode>3): Likewise.
2849 (*xor<mode>3): Likewise.
2850 (*and<mode>3): Likewise.
2851 (*ior<mode>3): Likewise.
2852 (*xor<mode>3): Likewise.
2853 (and<mode>3): Likewise.
2854 (*sse_and<mode>3): Likewise.
2855 (*sse2_and<mode>3): Likewise.
2857 (*andtf3): Likewise.
2858 (ior<mode>3): Likewise.
2859 (*sse_ior<mode>3): Likewise.
2860 (*sse2_ior<mode>3): Likewise.
2862 (*iortf3): Likewise.
2863 (xor<mode>3): Likewise.
2864 (*sse_xor<mode>3): Likewise.
2865 (*sse2_xor<mode>3): Likewise.
2867 (*xortf3): Likewise.
2869 2008-04-02 Richard Guenther <rguenther@suse.de>
2871 PR tree-optimization/14495
2872 PR tree-optimization/34793
2873 * tree-vrp.c (struct switch_update): New structure.
2874 (to_remove_edges, to_update_switch_stmts): New VECs.
2875 (simplify_switch_using_ranges): New function. Remove not taken
2876 case labels and edges.
2877 (simplify_stmt_using_ranges): Call it.
2878 (identify_jump_threads): Mark edges we have queued for removal
2879 so we don't thread them.
2880 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
2882 * tree-cfg.c (group_case_labels): Deal with missing default label.
2883 (tree_verify_flow_info): Allow missing default label.
2884 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
2885 (emit_case_nodes): Likewise.
2886 (expand_case): Do not rely on the default label to be present.
2887 * expr.c (try_casesi): Deal with NULL default_label.
2888 (do_tablejump): Likewise.
2890 2008-04-02 Richard Guenther <rguenther@suse.de>
2892 PR tree-optimization/14495
2893 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
2894 SWITCH_EXPR here ...
2895 (vrp_visit_switch_stmt): ... but here (new function).
2896 (find_case_label_index): New helper function.
2897 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
2899 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2901 * fwprop.c: Fix ISO-C99ism.
2903 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2906 * Makefile.in (objdir): Set it here.
2907 * configure.ac: Not here. Find dynamic linker characteristics.
2908 * exec-tool.in: Use them.
2909 * aclocal.m4: Regenerate.
2910 * configure: Regenerate.
2912 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2914 * expr.c (expand_var): Delete it.
2915 * expr.h (expand_var): Delete prototype.
2916 * function.c (expand_function_start): Use expand_decl instead.
2917 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
2920 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
2922 PR rtl-optimization/35542
2923 * fwprop.c (forward_propagate_and_simplify): Replace
2924 loc_reg_mentioned_in_p with reg_mentioned_p.
2926 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2928 PR rtl-optimization/35281
2929 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
2930 (propagate_rtx_1): Handle PR_HANDLE_MEM.
2931 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
2932 (varying_mem_p): Move above propagate_rtx.
2933 (all_uses_available_at): Do not check MEMs.
2935 2008-04-02 Rafael Espindola <espindola@google.com>
2937 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
2938 (register_edge_assert_for_2): Split the cond argument.
2939 (register_edge_assert_for_1): Adjust for the change in
2940 register_edge_assert_for_2.
2941 (register_edge_assert_for): Split the cond argument.
2942 (find_switch_asserts): Adjust for the change in
2943 register_edge_assert_for.
2945 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
2947 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
2948 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
2949 offsets for 64-bit mingw.
2950 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
2951 abi for x86_64-pc-mingw.
2953 2008-04-02 Richard Guenther <rguenther@suse.de>
2955 * tree-vrp.c (extract_range_from_assert): Make sure to not
2956 produce range min/max with TREE_OVERFOW set.
2957 If merging a anti-range and a range keep the anti-range if
2958 the range covers all values of the type.
2959 (register_edge_assert_for_2): Only allow sign-changing
2960 conversions in detecting canonical range checks. Also
2961 register an assert for the unsigned name if useful.
2963 PR tree-optimization/35787
2964 * tree-vrp.c (vrp_val_max): New function.
2965 (vrp_val_min): Likewise.
2966 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
2967 (vrp_val_is_min): Likewise.
2968 (supports_overflow_infinity): Use vrp_val_{min,max}.
2969 (negative_overflow_infinity): Likewise.
2970 (positive_overflow_infinity): Likewise.
2971 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
2972 (is_positive_overflow_infinity): Likewise.
2973 (is_overflow_infinity): Likewise.
2974 (avoid_overflow_infinity): Use vrp_val_{min,max} and
2975 vrp_val_is_{min,max}.
2976 (set_and_canonicalize_value_range): Canonicalize anti-ranges
2977 to ranges if possible. Avoid empty ranges.
2979 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2982 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
2983 the expression is a function address.
2985 2008-04-01 George Helffrich <george@gcc.gnu.org>
2987 PR fortran/35154, fortran/23057
2988 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
2989 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
2990 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
2991 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
2993 (dbxout_syms): Check for COMMON-based symbol and wrap in
2994 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
2995 in bracket for efficiency.
2997 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
2998 using DW_TAG_common_block + member offset.
2999 (add_pubname_string): New function.
3000 (dw_expand_expr): New function to find block name and offset for
3002 (common_check): New function to check whether symbol in Fortran COMMON.
3003 (gen_variable_die): If COMMON, use DW_TAG_common_block.
3005 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
3008 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
3010 2008-04-02 Ben Elliston <bje@au.ibm.com>
3012 * config/v850/v850.md (casesi): Remove if (0) code.
3013 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3014 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
3016 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
3018 * config/i386/i386.md (rex64suffix): New mode attribute.
3019 (floathi<mode>2): Disable expander for SSE math.
3020 (*floathi<mode>2_1): New insn insn_and_split pattern.
3021 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
3022 corresponding post-reload splitters.
3023 (*floathi<mode>2_i387): New macroized insn pattern.
3024 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
3025 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
3026 insn_and_split pattern.
3027 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
3028 New macroized instruction patterns and corresponding post-reload
3030 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
3031 and corresponding post-reload splitters.
3032 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
3033 New macroized instruction patterns.
3034 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
3035 macroized instruction patterns and corresponding post-reload splitters.
3036 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
3037 corresponding post-reload splitters.
3038 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
3039 New macroized instruction patterns.
3040 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
3041 corresponding post-reload splitters.
3042 (*floatsi<mode>2_i387): New macroized instruction patterns.
3044 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
3046 * config/i386/i386.md (smaxmin): New.
3047 (umaxmin): Likewise.
3048 (maxminiprefix): Likewise.
3049 (maxminfprefix): Likewise.
3050 (<code><mode>3): Likewise.
3051 (smin<mode>3): Removed.
3052 (smax<mode>3): Likewise.
3054 * config/i386/mmx.md (mmx_<code>v2sf3): New.
3055 (mmx_<code>v4hi3): Likewise.
3056 (mmx_<code>v8qi3): Likewise.
3057 (mmx_smaxv2sf3): Removed.
3058 (mmx_sminv2sf3): Likewise.
3059 (mmx_umaxv8qi3): Likewise.
3060 (mmx_smaxv4hi3): Likewise.
3061 (mmx_uminv8qi3): Likewise.
3062 (mmx_sminv4hi3): Likewise.
3064 * config/i386/sse.md (<addsub><mode>3): New.
3065 (*<addsub><mode>3): Likewise.
3066 (<sse>_vm<addsub><mode>3): Likewise.
3067 (<maxmin><mode>3): Likewise.
3068 (*<maxmin><mode>3_finite): Likewise.
3069 (*<maxmin><mode>3): Likewise.
3070 (<sse>_vm<maxmin><mode>3): Likewise.
3071 (sse3_h<addsub>v4sf3): Likewise.
3072 (sse3_h<addsub>v2df3): Likewise.
3073 (<maxmin>v16qi3): Likewise.
3074 (*<maxmin>v16qi3): Likewise.
3075 (<maxmin>v8hi3): Likewise.
3076 (*<maxmin>v8hi3): Likewise.
3077 (*sse4_1_<maxmin><mode>3): Likewise.
3078 (*sse4_1_<maxmin><mode>3): Likewise.
3079 (add<mode>3): Removed.
3080 (*add<mode>3): Likewise.
3081 (<sse>_vmadd<mode>3): Likewise.
3082 (sub<mode>3): Likewise.
3083 (*sub<mode>3): Likewise.
3084 (<sse>_vmsub<mode>3): Likewise.
3085 (smin<mode>3): Likewise.
3086 (*smin<mode>3_finite): Likewise.
3087 (*smin<mode>3): Likewise.
3088 (<sse>_vmsmin<mode>3): Likewise.
3089 (smax<mode>3): Likewise.
3090 (*smax<mode>3_finite): Likewise.
3091 (*smax<mode>3): Likewise.
3092 (<sse>_vmsmax<mode>3): Likewise.
3093 (sse3_haddv4sf3): Likewise.
3094 (sse3_haddv2df3): Likewise.
3095 (sse3_hsubv4sf3): Likewise.
3096 (sse3_hsubv2df3): Likewise.
3097 (umaxv16qi3): Likewise.
3098 (*umaxv16qi3): Likewise.
3099 (smaxv8hi3): Likewise.
3100 (*smaxv8hi3): Likewise.
3101 (*sse4_1_smax<mode>3): Likewise.
3102 (*sse4_1_umax<mode>3): Likewise.
3103 (uminv16qi3): Likewise.
3104 (*uminv16qi3): Likewise.
3105 (sminv8hi3): Likewise.
3106 (*sminv8hi3): Likewise.
3107 (*sse4_1_smin<mode>3): Likewise.
3108 (*sse4_1_umin<mode>3): Likewise.
3110 2008-04-01 Rafael Espindola <espindola@google.com>
3112 * tree-cfg.c (verify_expr): remove in_phi.
3113 (verify_stmt): Don't call walk_tree with verify_expr. Use
3114 is_gimple_min_invariant instead of is_gimple_val.
3116 2008-04-01 Joseph Myers <joseph@codesourcery.com>
3118 * doc/include/gpl_v3.texi: Update for manpage generation.
3119 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
3121 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
3122 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
3123 gpl_v3.texi instead of gpl.texi.
3126 2008-04-01 Jakub Jelinek <jakub@redhat.com>
3129 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
3131 2008-04-01 Rafael Espindola <espindola@google.com>
3133 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
3134 (extract_code_and_val_from_cond): Use
3135 extract_code_and_val_from_cond_with_ops.
3137 2008-04-01 Jan Hubicka <jh@suse.cz>
3139 * function.c (free_after_compilation): Free epilogue_delay_list.
3140 (prepare_function_start): Assert that previous compilation was freed.
3142 2008-04-01 Jan Hubicka <jh@suse.cz>
3143 Jim Wilson <wilson@tuliptree.org>
3144 Andreas Tobler <andreast@gcc.gnu.org>
3147 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
3148 rtl.emit instead cfun->emit.
3149 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
3150 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
3152 2008-04-01 Ben Elliston <bje@au.ibm.com>
3154 * doc/c-tree.texi (Function Basics): Fix grammatical error.
3156 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
3158 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
3160 (fprofile-use): Add var flag_profile_use
3161 * coverage.c (coverage_begin_output): Do not open a gcno file for
3162 output only if -ftest-coverage is set.
3163 Do not add getpwd() to gcda file path.
3164 (build_gcov_info): Check the new flag
3165 flag_profile_datafile_relative_path.
3166 (coverage_init): Use profile_data_prefix.
3167 Read profile counter only if flag_profile_use is set.
3168 * opts.c (common_handle_option): New option fprofile-use=,
3169 fprofile-dir=, fprofile-generate=.
3170 * toplev.c (profile_data_prefix): New variable definition.
3171 * toplev.h (profile_data_prefix): New declaration.
3172 * doc/invoke.tex (Option Summary, Optimization Options):
3175 2008-03-31 James E. Wilson <wilson@tuliptree.org>
3177 * varasm.c (output_constant_pool_1): In LABEL_REF check,
3178 use tmp consistently.
3181 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
3182 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3183 UNSPEC_FR_RECIP_APPROX_RES.
3184 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
3186 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
3189 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
3191 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3194 * fold-const.c (fold_indirect_ref_1): Support accessing non first
3195 element of the vector via a pointer.
3197 2008-03-31 Ian Lance Taylor <iant@google.com>
3199 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
3201 2008-03-31 Jan Hubicka <jh@suse.cz>
3203 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3204 get_arg_pointer_save_area.
3205 * expr.c (init_expr): Just clear out rtl.expr.
3206 * function.c (free_after_compilation): Clear out whole RTL structure.
3207 (get_func_frame_size): Merge into ...
3208 (get_frame_size): ... this one.
3209 (assign_stack_local_1): Merge into ...
3210 (assign_stack_local): ... this one.
3211 (expand_function_end): Update call of get_arg_pointer_save_area.
3212 (get_art_pointer_save_area): Remove cfun argument.
3213 * function.h (emit_status): regno_pointer_align does not need length
3214 attribute. Move x_regno_reg_rtx to ...
3215 (regno_reg_rtx): ... new global array.
3216 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
3217 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
3218 apply_args_value, forced_labels, stack_pointer_delta):
3220 (struct varasm_status): Move here from varasm.c
3221 (struct rtl_data): New. Move here some fields from struct function.
3222 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3223 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3224 used_temp_slots avail_temp_slots, temp_slot_level,
3225 nonlocal_goto_handler_labels): Update accesstors.
3226 (rtl): New global variable.
3227 (struct function): Move some fileds to rtl_data.
3228 (get_arg_pointer_save_area): Update prototype.
3229 * emit-rtl.c (rtl): Declare.
3230 (regno_reg_rtx): Declare.
3231 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3233 (gen_reg_rtx): Update.
3234 (init_virtual_regs): Do not tate emit_status argument.
3235 (init_emit): Do not allocate emit.
3236 * varasm.c (varasm_statuc): Move to function.h.
3237 (n_deferred_constatns): Update accestor.
3238 (init_varasm_status): Do not allocate varasm_status.
3239 (force_const_mem, get_pool_size, output_constant_pool): Update.
3240 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3241 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3243 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
3245 PR rtl-optimization/35729
3246 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
3249 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
3252 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
3253 load/store if memory is unaligned.
3254 (*movti_rex64): Likewise.
3256 * config/i386/predicates.md (misaligned_operand): New.
3258 2008-03-31 Andrew Pinski <pinskia@gmail.com>
3261 * tree-ssa-phiopt.c (conditional_replacement): Return early for
3264 2008-03-31 Jan Beulich <jbeulich@novell.com>
3266 * config/ia64/constraints.md: Add 'j' constraint.
3267 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
3268 (movdi_internal): Likewise.
3270 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
3273 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
3275 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
3278 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
3279 proper error message for the third argument on blendpd and
3282 * config/i386/sse.md (blendbits): New.
3283 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
3285 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
3287 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
3289 2008-03-30 Richard Guenther <rguenther@suse.de>
3292 * fold-const.c (fold_sign_changed_comparison): Do leave
3293 conversions to base-types alone.
3295 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
3297 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
3298 the link register if one altivec register is be saved.
3300 2008-03-30 Ben Elliston <bje@au.ibm.com>
3302 * final.c (final_scan_insn): Remove if (0) code.
3304 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
3306 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
3308 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
3310 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
3311 of V4SFmode to ix86_binary_operator_ok.
3313 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
3315 * config/i386/i386.c (override_options): Initialize
3316 ix86_veclib_handler to ix86_veclibabi_svml when
3317 -mveclibabi=svml is used.
3318 (ix86_veclibabi_svml): New function for SVML ABI style
3319 vectorization support.
3320 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
3322 2008-03-28 Rafael Espindola <espindola@google.com>
3324 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
3325 (tree_binary_nonnegative_warnv_p): Make it public.
3326 (tree_single_nonnegative_warnv_p): Make it public.
3327 (tree_invalid_nonnegative_warnv_p): Make it public.
3328 (tree_unary_nonzero_warnv_p): Make it public.
3329 (tree_binary_nonzero_warnv_p): Make it public
3330 (tree_single_nonzero_warnv_p): Make it public.
3331 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
3332 (extract_range_from_binary_expr): Split the expr argument.
3333 (extract_range_from_unary_expr): Split the expr argument.
3334 (extract_range_from_comparison): Split the expr argument.
3335 (extract_range_from_expr): Use the new aux functions.
3336 (vrp_evaluate_conditional_warnv): Use
3337 vrp_evaluate_conditional_warnv_with_ops.
3338 * tree.h (tree_unary_nonzero_warnv_p): Declare.
3339 (tree_binary_nonzero_warnv_p): Declare.
3340 (tree_single_nonzero_warnv_p): Declare.
3341 (tree_expr_nonzero_warnv_p): Declare.
3342 (tree_unary_nonnegative_warnv_p): Declare.
3343 (tree_binary_nonnegative_warnv_p): Declare.
3344 (tree_single_nonnegative_warnv_p): Declare.
3345 (tree_invalid_nonnegative_warnv_p): Declare.
3347 2008-03-28 Richard Guenther <rguenther@suse.de>
3349 PR tree-optimization/30317
3350 PR tree-optimization/30911
3351 PR tree-optimization/34793
3352 * tree-vrp.c (set_and_canonicalize_value_range): New function.
3353 (struct assert_locus_d): New member EXPR.
3354 (register_new_assert_for): Add EXPR parameter to support
3355 ASSERT_EXPR <name, expr OP limit>.
3356 (register_edge_assert_for_1): Adjust callers.
3357 (find_assert_locations): Likewise.
3358 (process_assert_insertions_for): Build condition from expression.
3359 (extract_range_from_assert): Handle ASSERT_EXPRs
3360 of the form ASSERT_EXPR <name, expr OP limit>.
3361 (register_edge_assert_for_2): New helper registering
3362 asserts for comparisons. Recognize range tests of the form
3363 (unsigned)i - CST1 OP CST2.
3364 (register_edge_assert_for_1): Use it.
3365 (register_edge_assert_for): Likewise.
3366 (needs_overflow_infinity): Integer sub-types
3367 do not need overflow infinities.
3368 (vrp_val_is_max): The extreme values of integer sub-types
3369 are those of the base type.
3370 (vrp_val_is_min): Likewise.
3371 * tree.def (ASSERT_EXPR): Document extra allowed conditional
3374 2008-03-28 Nick Clifton <nickc@redhat.com>
3377 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
3378 Return GENERAL_REGS for stack adjustment reloads.
3380 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3383 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
3384 const_vector when all the vectors are constant.
3386 2008-03-27 Bob Wilson <bob.wilson@acm.org>
3388 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
3390 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
3391 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
3393 (s<code>_sf): Use new scc_sf attribute for opcode names.
3395 2008-03-27 Tom Tromey <tromey@redhat.com>
3397 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
3398 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
3399 config/spu/t-spu-elf, config/i386/t-interix,
3400 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
3401 config/i386/x-darwin, config/i386/x-mingw32,
3402 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
3403 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
3404 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
3405 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
3406 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
3407 config/rs6000/x-darwin, config/rs6000/t-rs6000,
3408 config/score/t-score-elf, config/arm/t-strongarm-pe,
3409 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
3410 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
3411 Revert automatic dependency patch.
3413 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
3416 * config/i386/i386.c (ix86_function_arg_boundary): Align
3417 decimal floating point to its natural boundary.
3419 2008-03-27 Richard Guenther <rguenther@suse.de>
3422 * fold-const.c (fold_comparison): Restrict distinct decl
3423 comparison folding to VAR_DECLs and PARM_DECLs. Do not
3424 solely rely on operand_equal_p.
3426 2008-03-27 Richard Guenther <rguenther@suse.de>
3429 * c-common.c (handle_weak_attribute): Reject combination of
3432 2008-03-27 Richard Guenther <rguenther@suse.de>
3434 PR tree-optimization/32810
3435 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
3436 conversions from DECL_INITIAL.
3437 (fold_const_aggregate_ref): Likewise from constructor elements.
3439 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
3441 * tree-affine.h (aff_combination_expand): Declare.
3442 (get_inner_reference_aff): Likewise.
3443 * tree-affine.c (aff_combination_expand): Split out from
3444 tree_to_aff_combination_expand.
3445 (get_inner_reference_aff): New function.
3446 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
3447 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
3448 (struct lim_aux_data): sm_done field removed.
3449 (mem_ref_loc_p, mem_ref_locs_p): New types.
3450 (struct mem_ref): Added id, stored, accesses_in_loop,
3451 indep_loop, dep_loop, indep_ref, dep_ref fields.
3452 Removed is_stored, locs and next fields.
3453 (memory_accesses): New variable.
3454 (movement_possibility): Do not allow moving statements
3455 that store to memory.
3456 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
3458 (determine_max_movement): For statements with memory references,
3459 find the outermost loop in that the reference is independent.
3460 (move_computations_stmt): Mark the virtual operands for renaming.
3461 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
3462 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
3463 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
3464 add_vop_ref_mapping, create_vop_ref_mapping_loop,
3465 create_vop_ref_mapping, analyze_memory_references,
3466 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
3467 get_all_locs_in_loop, ref_always_accessed_p,
3468 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
3469 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
3470 store_motion_loop, store_motion): New functions.
3471 (struct vop_to_refs_elt): New type.
3472 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
3473 memref_hash, memref_eq, hoist_memory_references): Rewritten.
3474 (schedule_sm): Replaced by...
3475 (execute_sm): ... this.
3476 (determine_lsm_ref, hoist_memory_references,
3477 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
3478 find_more_ref_vops, free_mem_ref, free_mem_refs,
3479 determine_lsm_loop, determine_lsm): Removed.
3480 (tree_ssa_lim_finalize): Free data structures used by store motion.
3481 (tree_ssa_lim): Call analyze_memory_references. Use
3482 store_motion instead of determine_lsm.
3484 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
3486 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
3487 rename tmake_file to m68hc11/t-m68hc11.
3488 (mcore): Set inhibit_libc to true.
3489 * config.host (alpha*-dec-*vms*): Set extra_programs.
3490 (interix3*): Don't use host_xmake_file.
3491 * configure.ac: Let config.gcc override inhibit_libc.
3492 * configure: Regenerate.
3494 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
3495 * config/t-openbsd-thread: Remove commented out lines.
3497 * config/x-interix: Remove.
3499 * config/m68hc11/t-m68hc11-gas: Rename to...
3500 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
3502 * config/mcore/t-mcore: Remove T_CFLAGS.
3503 * config/mcore/t-mcore-pe: Likewise.
3505 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
3507 * configure.ac: Replace custom __GNU_SOURCE test with
3508 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
3509 * aclocal.m4: Regenerate.
3510 * configure: Regenerate.
3511 * config.in: Regenerate.
3513 2008-03-27 Richard Guenther <rguenther@suse.de>
3515 * fold-const.c (target.h): Include.
3516 (fold_comparison): Fold comparison of addresses of decls
3517 that bind locally or of constants. Consolidate address folding code.
3518 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
3519 results from fold_binary_to_constant.
3520 (compare_values_warnv): Likewise.
3522 2008-03-27 Andrew Pinski <pinskia@gmail.com>
3525 * fold-const.c (fold_truthop): Check for integeral types when folding
3526 a == 0 && b == 0 and a != 0 || b != 0 .
3528 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
3530 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
3532 2008-03-26 Andreas Schwab <schwab@suse.de>
3534 * doc/invoke.texi: Fix use of @item vs. @itemx.
3536 2008-03-26 Tom Tromey <tromey@redhat.com>
3538 * Makefile.in (build/gensupport.o, build/print-rtl.o,
3539 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
3540 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
3541 build/gencodes.o, build/genconditions.o, build/genconfig.o,
3542 build/genconstants.o, build/genemit.o, build/genextract.o,
3543 build/genflags.o, build/genmddeps.o, build/genopinit.o,
3544 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
3547 2008-03-26 Richard Guenther <rguenther@suse.de>
3550 2008-03-26 Richard Guenther <rguenther@suse.de>
3552 * fold-const.c (target.h): Include.
3553 (fold_comparison): Fold comparison of addresses of two decls
3554 that bind locally. Consolidate address folding code.
3556 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3558 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
3559 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
3560 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
3561 dconstsqrt2, dconstthird, dconste and/or dconst10.
3562 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
3563 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
3564 dconstsqrt2, dconste): Delete.
3565 (init_emit_once): Likewise. Simplify initializing dconstm1.
3567 * real.c (get_real_const): New.
3568 * real.h (dconst3, dconst10, dconstm2, dconstthird,
3569 dconstsqrt2, dconste): Delete.
3570 (real_value_const, get_real_const): New.
3572 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
3574 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
3576 * config/i386/i386.c (ix86_function_arg_boundary): Check
3577 BIGGEST_ALIGNMENT instead of 128.
3578 (setup_incoming_varargs_64): Likewise.
3580 2008-03-26 Tom Tromey <tromey@redhat.com>
3582 * Makefile.in (DEPFILES): Add missing '/'.
3584 2008-03-26 Richard Guenther <rguenther@suse.de>
3586 * fold-const.c (target.h): Include.
3587 (fold_comparison): Fold comparison of addresses of two decls
3588 that bind locally. Consolidate address folding code.
3590 2008-03-26 Nick Clifton <nickc@redhat.com>
3593 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
3594 not allow INT+INT as a legitimate addressing mode.
3596 2008-03-26 Richard Guenther <rguenther@suse.de>
3598 * tree-flow.h (widen_bitfield): Remove declaration.
3599 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
3600 (widen_bitfield): Remove function.
3601 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
3604 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3607 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
3610 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
3612 PR rtl-optimization/35232
3613 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
3614 (forget_old_reloads_1, forget_marked_reloads): Don't clear
3615 reg_reloaded_call_part_clobbered here.
3616 (reload_regs_reach_end_p): New function.
3617 (reload_reg_rtx_for_input): New variable.
3618 (reload_reg_rtx_for_output): Likewise.
3619 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
3620 when reassigning a pseudo register. Load reloadreg from
3621 reload_reg_rtx_for_input, moving the mode and register
3623 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
3624 instead of the original when deciding whether an input reload
3625 would be a no-op or whether an output reload can be deleted.
3626 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
3627 when setting up new_spill_reg_store. Load it from
3628 reload_reg_rtx_for_output, moving the mode and register
3630 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
3631 instead of the original when deciding whether an output reload
3632 would be a no-op. Do the same when modifying insn notes.
3633 Use rtx_equal_p instead of == to compare the registers.
3634 (inherit_piecemeal_p): Take a mode and two register numbers
3636 (emit_reload_insns): Clear new_spill_reg_store for every hard
3637 register in the reload register. Remove spill registers
3638 from reg_reloaded_valid before considering whether to record
3639 inheritance information for them. Use reload_reg_rtx_for_output
3640 instead of reg_rtx when recording output reloads. Use
3641 reload_reg_rtx_for_input instead of reg_rtx when recording
3642 input reloads. Set or clear reg_reloaded_call_part_clobbered
3643 at the same time as setting reg_reloaded_valid.
3644 (delete_output_reload): Add a new_reload_reg parameter and use it
3645 instead of rld[j].reg_rtx.
3646 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
3649 2008-03-25 Tom Tromey <tromey@redhat.com>
3651 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
3652 (build/genattr.o): Likewise.
3653 (build/genattrtab.o): Likewise.
3654 (build/gencodes.o): Likewise.
3655 (build/genconfig.o): Likewise.
3656 (build/genconstants.o): Likewise.
3657 (build/genemit.o): Likewise.
3658 (build/genextract.o): Likewise.
3659 (build/genflags.o): Likewise.
3661 2008-03-25 Bob Wilson <bob.wilson@acm.org>
3663 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
3664 instead of size_int for integer types.
3665 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
3666 to match type of MINUS_EXPR.
3668 2008-03-25 Tom Tromey <tromey@redhat.com>
3670 * configure: Rebuilt.
3671 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
3674 2008-03-25 Tom Tromey <tromey@redhat.com>
3676 * config/x-solaris (host-solaris.o): Update.
3677 * config/x-linux (host-linux.o): Update.
3678 * config/x-hpux (host-hpux.o): Update.
3679 * config/x-darwin (host-darwin.o): Update.
3680 * config/v850/t-v850e (v850-c.o): Update.
3681 * config/v850/t-v850 (v850-c.o): Update.
3682 * config/t-vxworks (vxworks.o): Update.
3683 * config/t-sol2 (sol2-c.o, sol2.o): Update.
3684 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
3685 * config/spu/t-spu-elf (spu-c.o): Update.
3687 * config/sh/t-symbian (sh-c.o): Update.
3688 (symbian.o): Update.
3689 * config/sh/t-sh (sh-c.o): Update.
3690 * config/score/t-score-elf (score7.o, score3.o): Update.
3691 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
3692 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
3693 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
3694 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
3696 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
3697 * config/m32c/t-m32c (m32c-pragma.o): Update.
3698 * config/ia64/t-ia64 (ia64-c.o): Update.
3699 * config/i386/x-mingw32 (host-mingw32.o): Update.
3700 * config/i386/x-i386 (driver-i386.o): Update.
3701 * config/i386/x-darwin (host-i386-darwin.o): Update.
3702 * config/i386/x-cygwin (host-cygwin.o): Update.
3703 * config/i386/t-nwld (nwld.o): Update.
3704 * config/i386/t-netware (netware.o): Update.
3705 * config/i386/t-interix (winnt.o): Update.
3706 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
3707 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
3708 msformat-c.o): Update.
3709 * config/bfin/t-bfin-linux (generated_files): Add
3710 linux-sysroot-suffix.h.
3711 * config/arm/t-wince-pe (pe.o): Update.
3712 * config/arm/t-strongarm-pe (pe.o): Update.
3713 * config/arm/t-pe (pe.o): Update.
3714 * config/arm/t-arm (arm-c.o): Update.
3715 * doc/install.texi (Prerequisites): Require make 3.80.
3716 * Makefile.in: Remove .o targets.
3717 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
3718 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
3719 (simple_generated_h, simple_generated_c): Move earlier.
3720 (generated_files): New variable.
3721 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
3722 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
3723 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
3724 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
3725 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
3726 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
3727 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
3728 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
3729 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
3730 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
3731 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
3732 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
3734 (COMPILE.base, COMPILE): New variables.
3735 (%.o): New pattern rule.
3736 (ALL_HOST_OBJS): New variable.
3737 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
3738 (dummy-checksum.o, cc1-checksum.o): Remove.
3739 (DRIVER_SHLIB): New variable.
3740 (DRIVER_DEFINES): Use it.
3741 (gencondmd.c): Move out of build/.
3742 (s-conditions): Update.
3743 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
3744 (ALL_BUILD_OBJS): Likewise.
3745 (build/%.o): Use BUILDCOMPILE.
3746 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
3747 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
3748 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
3749 build/gencheck.o, build/gencodes.o, build/genconditions.o,
3750 build/genconfig.o, build/genconstants.o, build/genemit.o,
3751 build/genextract.o, build/genflags.o, build/genmddeps.o,
3752 build/genopinit.o, build/genoutput.o, build/genpeep.o,
3753 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
3754 build/gen-protos.o, build/scan.o, build/fix-header.o,
3755 build/scan-decls.o): Simplify.
3756 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
3757 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
3758 prefix.o, toplev.o): Reduce to variable setting.
3759 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
3760 ($(out_object_file), gcc-options.o): New targets.
3761 ($(ALL_HOST_OBJS)): New target. Include dependency files.
3762 * configure: Rebuilt.
3763 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
3764 * doc/sourcebuild.texi (Front End Directory): Document new variable.
3766 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
3768 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
3769 complain when we hit an error, return ERROR_MARK_NODE.
3771 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3773 * config/sh/constraints.md (Pso, Psz): New constraints.
3774 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
3775 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
3777 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3779 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
3780 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
3782 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3784 * config/sh/sh.md (prefetch): Add condition for SH2A target.
3785 (prefetch_sh2a): New.
3787 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3788 Naveen.H.S <naveen.hs@kpitcummins.com>
3790 * config/sh/constraints.md (I28): New constraint.
3791 * config/sh/sh.c (broken_move): Add support for movi20s.
3792 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
3794 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
3795 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3796 Naveen.H.S <naveen.hs@kpitcummins.com>
3798 * config/sh/sh.c (SH_ATTRIBUTES): Define.
3799 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
3800 (print_operand): Handle resbank in %@ operand code.
3801 (sh_encode_section_info): New.
3802 (push_regs): Add conditions for resbank.
3803 (sh_expand_epilogue): Likewise.
3804 (sh_insert_attributes): Likewise.
3805 (sh_attribute_table): Likewise.
3806 (sh_handle_resbank_handler_attribute): New.
3807 (sh2a_handle_function_vector_handler_attribute): New.
3808 (sh2a_is_function_vector_call): New.
3809 (sh2a_get_function_vector_number): New.
3810 (sh2a_function_vector_p): New.
3811 (sh_cfun_resbank_handler_p): New.
3812 * config/sh/sh.md (calli): Emit jsr/n if possible.
3813 (calli_tbr_rel): New.
3814 (calli_pcrel): Emit jsr/n if possible.
3815 (return_i): Emit rts/n if possible.
3816 (call_valuei_tbr_rel): New.
3817 (call_valuei_pcrel): Add condition for SH2A target.
3818 (call_value): Likewise.
3819 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
3820 (sh2a_get_function_vector_number): Likewise.
3821 (sh2a_is_function_vector_call): Likewise.
3822 * doc/extend.texi: Document TBR relative addressing of SH2A.
3823 (resbank): Add description for SH2A.
3825 2008-03-24 Richard Guenther <rguenther@suse.de>
3828 * gimplify.c (gimplify_modify_expr): For frontend type-correct
3829 pointer assignments change conversions according to middle-end rules.
3830 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
3831 * configure.ac: Include type checking in yes.
3832 * configure: Regenerate.
3834 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3836 * diagnostic.c (diagnostic_count_diagnostic): Delete.
3837 (diagnostic_report_diagnostic): Update. Handle ICEs here.
3839 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
3841 * gthr-vxworks.h (UNUSED): Define.
3843 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
3845 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
3847 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
3849 * doc/extend.texi (Function Attributes): Add missing comma in the
3850 example of the "alloc_size" attribute.
3852 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
3855 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
3857 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3860 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3863 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3864 of the underlying type of a MS bitfield layout to the natural
3865 alignment of the type.
3867 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3869 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3870 to their natural alignment to avoid store forwarding stalls.
3872 2008-03-22 Richard Guenther <rguenther@suse.de>
3874 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
3875 For PHI nodes verify the address is invariant.
3876 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
3877 (get_symbol_constant_value): Use is_gimple_min_invariant.
3878 (maybe_fold_stmt_indirect): Likewise.
3880 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
3882 PR rtl-optimization/33927
3883 * Makefile.in (dse.o): Depend on $(TM_P_H).
3884 * expr.h (extract_low_bits): Declare.
3885 * expmed.c (extract_low_bits): New function.
3886 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
3887 * dse.c: Include tm_p.h.
3888 (find_shift_sequence): Remove the read_reg argument and return the
3889 read value. Emit the instructions instead of returning them.
3890 Iterate on new_mode rather than calculating it each time.
3891 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
3892 source to NEW_MODE and extract_low_bits to convert the shifted
3894 (replace_read): Allow the load and store to have different mode
3895 classes. Use extract_low_bits when SHIFT == 0. Create the shift
3896 or extraction instructions before trying the replacement. Update
3897 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
3899 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3901 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3902 to their natural alignment to avoid store forwarding stalls.
3904 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3907 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
3908 encouraging but not allowing gprs for input;
3909 change the input constraint to !f#r.
3910 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
3912 change the output constraint to !f#r.
3914 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
3917 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
3918 corresponding post-reload splitters.
3919 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
3920 when x87 FP math is selected.
3921 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
3922 New function prototype.
3923 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
3924 unreachable function to ease macroization of insn patterns.
3926 2008-03-21 Martin Jambor <mjambor@suse.cz>
3928 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
3929 reference dumps if ddr is NULL or dependence is unknown.
3931 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3933 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
3934 unsigned extension into account.
3935 (ATOMIC_COMPARE_AND_SWAP): Likewise.
3936 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
3937 Do computations on a scratch register.
3939 2008-03-21 Richard Guenther <rguenther@suse.de>
3941 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3942 Use is_gimple_min_invariant instead of TREE_INVARIANT.
3943 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
3944 * tree-ssa-dom.c (record_equality): Likewise.
3945 * tree-inline.c (copy_body_r): Likewise.
3946 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
3949 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3951 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
3952 as 'delete_unused' argument.
3954 2008-03-20 Richard Guenther <rguenther@suse.de>
3956 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
3957 special casing of constant qualifiers.
3958 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
3959 care about them in general.
3960 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
3961 regardless of their type.
3962 (fold_stmt_r): Forcefully fold *& if we end up with that.
3964 2008-03-20 Paul Brook <paul@codesourcery.com>
3966 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
3967 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
3969 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
3971 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
3972 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
3974 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
3976 * common.opt (Wmudflap): New option.
3977 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
3978 (mx_register_decls): Likewise.
3979 (mudflap_finish_file): Likewise.
3980 * doc/invoke.texi: Document -Wno-mudflap.
3982 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
3984 * c-format.c (replace_format_name_to_system_name): New.
3986 (convert_format_name_to_system_name): New.
3987 (decode_format_attr): Add use of convert_format_name_to_system_name.
3988 (format_types_orig): Add gnu_ prefix to names.
3989 (check_format_info_main): Special treating of \0 escaped names for
3990 supporting multi-character format specifiers as I32, I64.
3991 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
3992 (gnu_target_overrides_format_attributes): New.
3993 * c-format.h: Add structure target_ovr_attr to hold
3994 system specific formatter names.
3995 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
3996 msformat-c.o file to c_target_objs and cxx_target_objs.
3997 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3998 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
3999 (TARGET_N_FORMAT_TYPES): New.
4000 * config/i386/msformat-c.c: New.
4001 * config/i386/t-cygming: Add build rule for msformat-c.o.
4002 * doc/extend.texi: Add new format names gnu_* and ms_* and
4004 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
4006 2008-03-20 Ira Rosen <irar@il.ibm.com>
4008 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
4009 optimizations turned on under -O3.
4010 (ftree-vectorize): Add that the flag is turned on with -O3.
4012 2008-03-20 Ben Elliston <bje@au.ibm.com>
4014 * regmove.c (try_auto_increment): Fix spelling error in comment.
4015 * final.c (final_scan_insn): Likewise.
4017 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
4020 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
4021 allocator preferences for "y" and "r" class registers.
4022 ("*mov<mode>_internal"): Ditto.
4023 ("*movv2sf_internal_rex64"): Ditto.
4024 ("*movv2sf_internal"): Ditto.
4026 2008-03-19 Michael Matz <matz@suse.de>
4029 * calls.c (expand_call): Check overlap of arguments with call
4030 address for sibcalls.
4032 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
4035 * stor-layout.c (update_alignment_for_field): Set minimum alignment
4036 of the underlying type of a MS bitfield layout to the natural
4037 alignment of the type.
4039 2008-03-19 Jan Hubicka <jh@suse.cz>
4042 * toplev.c (decode_d_option): Handle all CPP flags.
4043 * tree-vrp.c: Update tree_pass descriptors.
4044 * regrename.c: Update tree_pass descriptors.
4045 * fwprop.c: Update tree_pass descriptors.
4046 * doc/invoke.texi: Remove documentation of dropped -d? flags.
4047 * tree-into-ssa.c: Update tree_pass descriptors.
4048 * tree-dump.c: Update tree_pass descriptors.
4049 * tree-complex.c: Update tree_pass descriptors.
4050 * tree-dump.h: Update tree_pass descriptors.
4051 * see.c: Update tree_pass descriptors.
4052 * cgraphbuild.c: Update tree_pass descriptors.
4053 * tracer.c: Update tree_pass descriptors.
4054 * tree-loop-distribution.c: Update tree_pass descriptors.
4055 * cgraph.c: Update tree_pass descriptors.
4056 * postreload-gcse.c: Update tree_pass descriptors.
4057 * postreload.c: Update tree_pass descriptors.
4058 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
4059 * tree-tailcall.c: Update tree_pass descriptors.
4060 * tree-pass.h (tree_opt_pass): Rename to ...
4061 (opt_pass) ... this one; add "type" field and remove letter field.
4062 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
4063 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
4064 all_lowering_passes): Update declaration.
4065 * ipa-cp.c: Update tree_pass descriptors.
4066 * final.c: Update tree_pass descriptors.
4067 * omp-low.c: Update tree_pass descriptors.
4068 * tree-ssa-dse.c: Update tree_pass descriptors.
4069 * ipa-reference.c: Update tree_pass descriptors.
4070 * tree-ssa-uncprop.c: Update tree_pass descriptors.
4071 * auto-inc-dec.c: Update tree_pass descriptors.
4072 * reorg.c: Update tree_pass descriptors.
4073 * cgraphunit.c: Update tree_pass descriptors.
4074 * tree-ssa-copyrename.c: Update tree_pass descriptors.
4075 * tree-ssa-ccp.c: Update tree_pass descriptors.
4076 * df-core.c: Update tree_pass descriptors.
4077 * mode-switching.c: Update tree_pass descriptors.
4078 * tree-nomudflap.c: Update tree_pass descriptors.
4079 * modulo-sched.c: Update tree_pass descriptors.
4080 * ipa-pure-const.c: Update tree_pass descriptors.
4081 * cse.c: Update tree_pass descriptors.
4082 * web.c: Update tree_pass descriptors.
4083 * tree-stdarg.c: Update tree_pass descriptors.
4084 * tree-ssa-math-opts.c: Update tree_pass descriptors.
4085 * tree-ssa-dom.c: Update tree_pass descriptors.
4086 * tree-nrv.c: Update tree_pass descriptors.
4087 * tree-ssa-alias.c: Update tree_pass descriptors.
4088 * loop-init.c: Update tree_pass descriptors.
4089 * gimple-low.c: Update tree_pass descriptors.
4090 * ipa-inline.c: Update tree_pass descriptors.
4091 * tree-ssa-sink.c: Update tree_pass descriptors.
4092 * global.c: Update tree_pass descriptors.
4093 * ifcvt.c: Update tree_pass descriptors.
4094 * jump.c: Update tree_pass descriptors.
4095 * predict.c: Update tree_pass descriptors.
4096 * tree-ssa-loop.c: Update tree_pass descriptors.
4097 * recog.c: Update tree_pass descriptors.
4098 * dse.c: Update tree_pass descriptors.
4099 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
4100 * tree-eh.c: Update tree_pass descriptors.
4101 * regmove.c: Update tree_pass descriptors.
4103 * function.c: Update tree_pass descriptors.
4104 * tree-vectorizer.c: Update tree_pass descriptors.
4105 * gcse.c: Update tree_pass descriptors.
4106 * ipa-type-escape.c: Update tree_pass descriptors.
4107 * tree-if-conv.c: Update tree_pass descriptors.
4108 * init-regs.c: Update tree_pass descriptors.
4109 * ipa.c: Update tree_pass descriptors.
4110 * tree-ssa-phiopt.c: Update tree_pass descriptors.
4111 * rtl-factoring.c: Update tree_pass descriptors.
4112 * lower-subreg.c: Update tree_pass descriptors.
4113 * bt-load.c: Update tree_pass descriptors.
4114 * tree-dfa.c: Update tree_pass descriptors.
4115 * except.c: Update tree_pass descriptors.
4116 * emit-rtl.c: Update tree_pass descriptors.
4117 * cfgexpand.c: Update tree_pass descriptors.
4118 * tree-cfgcleanup.c: Update tree_pass descriptors.
4119 * cfgcleanup.c: Update tree_pass descriptors.
4120 * tree-ssa-pre.c: Update tree_pass descriptors.
4121 * tree-sra.c: Update tree_pass descriptors.
4122 * tree-mudflap.c: Update tree_pass descriptors.
4123 * tree-ssa-copy.c: Update tree_pass descriptors.
4124 * cfglayout.c: Update tree_pass descriptors.
4125 * tree-ssa-forwprop.c: Update tree_pass descriptors.
4126 * tree-ssa-dce.c: Update tree_pass descriptors.
4127 * tree-ssa.c: Update tree_pass descriptors.
4128 * regclass.c: Update tree_pass descriptors.
4129 * integrate.c: Update tree_pass descriptors.
4130 * tree-optimize.c: Update tree_pass descriptors.
4131 * tree-ssa-phiprop.c: Update tree_pass descriptors.
4132 * tree-object-size.c: Update tree_pass descriptors.
4133 * combine.c: Update tree_pass descriptors.
4134 * tree-outof-ssa.c: Update tree_pass descriptors.
4135 * bb-reorder.c: Update tree_pass descriptors.
4136 * stack-ptr-mod.c: Update tree_pass descriptors.
4137 * var-tracking.c: Update tree_pass descriptors.
4138 * tree-profile.c: Update tree_pass descriptors.
4139 * tree-vect-generic.c: Update tree_pass descriptors.
4140 * reg-stack.c: Update tree_pass descriptors.
4141 * sched-rgn.c: Update tree_pass descriptors.
4142 * tree-ssa-structalias.c: Update tree_pass descriptors.
4143 * tree-cfg.c: Update tree_pass descriptors.
4144 * passes.c (current_pass): Update declaration.
4145 (finish_optimization_passes): Update.
4146 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
4147 (register_one_dump_file, register_dump_files_1, next_pass_1):
4149 (init_optimization_passes): Update handling of new types.
4150 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
4151 * ipa-struct-reorg.c: Update tree_pass descriptors.
4152 * tree-ssa-reassoc.c: Update tree_pass descriptors.
4153 * combine-stack-adj.c: Update tree_pass descriptors.
4154 * cfgrtl.c: Update tree_pass descriptors.
4155 * dce.c: Update tree_pass descriptors.
4156 * tree-ssanames.c: Update tree_pass descriptors.
4158 2008-03-19 Richard Guenther <rguenther@suse.de>
4161 * tree-ssa.c (walk_data): New structure.
4162 (warn_uninitialized_var): If not always_executed warn with "maybe"
4164 (execute_early_warn_uninitialized): Compute post-dominators.
4165 Initialize always_executed before processing each basic block.
4167 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
4170 * config/i386/i386.c (x86_this_parameter): Calculate correct location
4171 of "this" pointer when "regparm = N" or "fastcall" is in effect.
4173 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4175 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
4177 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
4179 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
4181 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
4182 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
4183 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
4184 target after ignore has been set, and move there also the commputation
4185 of subtarget and original_target.
4186 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
4187 (LANG_HOOKS_INITIALIZER): Remove it.
4188 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
4190 2008-03-18 Richard Guenther <rguenther@suse.de>
4192 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
4193 found an expression with constants, note that in the VN for the lhs.
4194 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
4195 fold them to constants if possible. Run cleanup_cfg if done so.
4196 (execute_pre): Return todo.
4198 (execute_fre): Likewise.
4199 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
4201 (get_prop_source_stmt): Look through pointer conversions.
4203 2008-03-18 Jan Hubicka <jh@suse.cz>
4205 * tree-pretty-print.c: Include predict.h.
4206 (dump_generic_node): Dump predictor.
4207 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
4208 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
4209 * gimple-low.c (lower_stmt): Likewise.
4210 * expr.c (expand_expr_real): Likewise.
4211 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
4213 (build_predict_expr, build_predict_expr): New.
4214 * predict.h (predictor_name, build_predict_expr): Update.
4215 * c-typeck.c (c_finish_bc_stmt): Add prediction.
4216 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
4217 * predict.def (PRED_CONTINUE): Update hitrate.
4218 * tree.def (PREDICT_EXPR): Define.
4219 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
4220 do not handle BIND_EXPR.
4221 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
4222 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
4223 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
4226 2008-03-18 Michael Matz <matz@suse.de>
4228 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
4230 2008-03-18 Richard Guenther <rguenther@suse.de>
4232 * tree-gimple.h (is_gimple_invariant_address): Declare.
4233 (is_gimple_constant): Likewise.
4234 * tree-gimple.c (is_gimple_constant): New function.
4235 (is_gimple_invariant_address): Likewise.
4236 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
4237 and is_gimple_invariant_address.
4238 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
4240 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
4241 an addressable base.
4243 2008-03-18 Jakub Jelinek <jakub@redhat.com>
4246 * gimplify.c (gimplify_expr): Gimplify second operand of
4249 2008-03-17 Richard Guenther <rguenther@suse.de>
4251 PR tree-optimization/19637
4252 * fold-const.c (fold_unary): Remove restrictions of removing
4253 intermediate pointer-conversions (P2)(P1)P0.
4254 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
4255 conversion to void pointer.
4256 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
4258 2008-03-16 James E. Wilson <wilson@tuliptree.org>
4261 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
4262 emulated thread local variables.
4264 2008-03-16 Richard Guenther <rguenther@suse.de>
4267 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
4268 expand TREE_INVARIANT operations that are not gimple invariant.
4270 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
4272 * doc/extend.texi (Alignment): Say that the ABI controls
4273 the __alignof__ for non-strict-alignment targets rather
4274 than being a recommendation.
4276 2008-03-15 Paul Brook <paul@codesourcery.com>
4278 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
4280 (arm_output_fn_unwind): Mark functions that can not be unwound.
4282 2008-03-15 Paul Brook <paul@codesourcery.com>
4284 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
4285 extension instructions.
4287 2008-03-15 Richard Guenther <rguenther@suse.de>
4289 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
4290 and fold constant aggregate refs.
4291 (fold_const_aggregate_ref): Handle string constants
4292 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
4293 (evaluate_stmt): Simplify now that ccp_fold folds constant
4296 2008-03-15 Paul Brook <paul@codesourcery.com>
4298 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
4299 (extzv): Use gen_extzv_t2.
4300 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
4302 2008-03-15 Richard Guenther <rguenther@suse.de>
4304 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
4305 (fold_const_aggregate_ref): Likewise.
4306 (get_value): Return NULL if we don't have any values.
4307 (ccp_finalize): Set const_val to NULL after freeing it.
4308 * tree-flow.h (get_symbol_constant_value): Declare.
4309 (fold_const_aggregate_ref): Likewise.
4310 * tree-ssa-sccvn.c (try_to_simplify): Use them.
4312 2008-03-15 Richard Guenther <rguenther@suse.de>
4315 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
4316 to not produce negative array indices if not allowed. Add
4317 parameter to indicate that.
4318 (maybe_fold_offset_to_component_ref): Allow negative array
4319 indices only for the first member of a structure.
4320 (maybe_fold_offset_to_reference): Allow negative array indices.
4321 (maybe_fold_stmt_addition): Likewise.
4323 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
4324 Anatoly Sokolov <aesok@post.ru>
4326 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
4327 (avr_arch): Add ARCH_AVR6.
4328 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
4329 (initial_elimination_offset): Initialize and use 'avr_pc_size'
4330 instead of fixed value 2.
4331 (print_operand_address): Use gs() asm specifier instead of pm().
4332 (avr_assemble_integer): (Ditto.).
4333 (avr_output_addr_vec_elt): (Ditto.).
4334 (print_operand): Handle "!" code.
4335 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
4336 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
4337 (AVR_HAVE_EIJMP_EICALL): Define.
4338 (AVR_3_BYTE_PC): Redefine.
4339 (AVR_2_BYTE_PC): (Ditto.).
4340 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
4341 (LINK_SPEC): Add atmega2560 and atmega2561.
4342 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
4344 * config/avr/avr.md (call_insn): Use eicall instead of icall
4345 for 3 byte PC devices.
4346 (call_value_insn): (Ditto.).
4347 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
4348 (indirect_jump): Use only for for 2 byte PC devices.
4349 (*tablejump): (Ditto.).
4350 (*indirect_jump_avr6): Add insn.
4351 (*tablejump_rjmp): Don't use for 3 byte PC devices.
4352 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
4353 instead of ijmp for 3 byte PC devices.
4354 (__tablejump2__): (Ditto.).
4355 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
4356 (MULITLIB_DIRNAMES): (Ditto.).
4357 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
4359 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
4361 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
4362 "sse2_umulsidi3". Use V1DI mode for operand 0.
4363 ("mmx_psadbw"): Use V1DI mode for operand 0.
4364 * config/i386/i386-modes.def (V1SI): New vector mode.
4365 * config/i386/i386.c (struct builtin_description)
4366 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
4367 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
4368 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
4369 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
4370 v1di_ftype_v8qi_v8qi type.
4371 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
4373 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
4374 __builtin_ia32_pmuludq]: Fix the mode of return value.
4376 2008-03-15 Richard Guenther <rguenther@suse.de>
4379 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
4382 2008-03-14 Bob Wilson <bob.wilson@acm.org>
4384 * doc/invoke.texi (Option Summary, Xtensa Options): Document
4385 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
4386 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
4387 unless TARGET_SERIALIZE_VOLATILE is enabled.
4388 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
4389 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
4390 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
4392 2008-03-14 Richard Guenther <rguenther@suse.de>
4394 PR tree-optimization/34172
4395 * tree-flow.h (refs_may_alias_p): Declare.
4396 (get_single_def_stmt): Likewise.
4397 (get_single_def_stmt_from_phi): Likewise.
4398 (get_single_def_stmt_with_phi): Likewise.
4399 * tree-dfa.c (refs_may_alias_p): New function.
4400 (get_single_def_stmt): Likewise.
4401 (get_single_def_stmt_from_phi): Likewise.
4402 (get_single_def_stmt_with_phi): Likewise.
4403 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
4404 (vn_reference_lookup_1): New helper function.
4405 (vn_reference_lookup): Walk the virtual use-def chain to
4406 continue searching for a match if the def does not alias the
4407 reference we are looking for.
4409 2008-03-14 David Edelsohn <edelsohn@gnu.org>
4411 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
4412 archive and Perzl. Update The Written Word listing.
4414 2008-03-14 Richard Guenther <rguenther@suse.de>
4416 PR tree-optimization/34043
4417 PR tree-optimization/33989
4418 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
4420 (bitmap_find_leader): Use extra argument to verify dominance
4421 relationship inside a basic-block.
4422 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
4423 (find_leader_in_sets): Adjust.
4424 (create_component_ref_by_pieces): Take extra argument for
4425 dominance check, handle lookup failures.
4426 (find_or_generate_expression): Likewise.
4427 (create_expression_by_pieces): Likewise.
4428 (insert_into_preds_of_block): Adjust.
4429 (create_value_expr_from): If asked for, verify all operands
4430 are in the blocks AVAIL_OUT set.
4431 (make_values_for_stmt): Check for SSA_NAMEs that are life
4432 over an abnormal edge.
4433 (compute_avail): Remove such check.
4434 (do_SCCVN_insertion): New function.
4435 (eliminate): If we do not find a leader suitable for replacement
4436 insert a replacement expression from SCCVN if available.
4437 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
4438 (struct vn_ssa_aux): Add needs_insertion flag.
4439 * tree-ssa-sccvn.c (may_insert): New global flag.
4440 (copy_reference_ops_from_ref): Value-number union member access
4441 based on its size, not type and member if insertion is allowed.
4442 (visit_reference_op_load): For a weak match from union type
4443 punning lookup a view-converted value and insert a SSA_NAME
4444 for that value if that is not found.
4445 (visit_use): Make dumps shorter. Do not disallow value numbering
4446 SSA_NAMEs that are life over an abnormal edge to constants.
4447 (free_scc_vn): Release inserted SSA_NAMEs.
4448 (run_scc_vn): New flag to specify whether insertion is allowed.
4449 Process SSA_NAMEs in forward order.
4450 * tree-ssa-loop-im.c (for_each_index): Handle invariant
4451 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
4452 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
4453 pointer type to/from integral types that do not change the
4454 precision to regular conversions.
4456 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
4458 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4459 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4460 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
4461 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
4462 input arguments and the mode of return value. Built-in functions
4463 that operate on whole 64-bit MMX register now use V1DI mode.
4465 2008-03-13 Alon Dayan <alond@il.ibm.com>
4466 Olga Golovanevsky <olga@il.ibm.com>
4468 PR tree-optimization/35041
4469 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
4470 to locate the right position in a statement.
4472 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
4476 * config/i386/xmmintrin.h: Change all static inline functions to
4477 extern inline and add __gnu_inline__ attribute.
4478 * config/i386/bmintrin.h: Ditto.
4479 * config/i386/smmintrin.h: Ditto.
4480 * config/i386/tmmintrin.h: Ditto.
4481 * config/i386/mmintrin-common.h: Ditto.
4482 * config/i386/ammintrin.h: Ditto.
4483 * config/i386/emmintrin.h: Ditto.
4484 * config/i386/pmmintrin.h: Ditto.
4485 * config/i386/mmintrin.h: Ditto.
4486 * config/i386/mm3dnow.h: Ditto.
4488 2008-03-13 Jakub Jelinek <jakub@redhat.com>
4491 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
4492 (lower_omp_2): New function.
4493 (lower_omp_1, lower_omp): Rewritten.
4495 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
4498 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
4499 with the phrase "Microsoft Windows compilers".
4500 (Push/Pop Macro Pragmas): New subsection. Document
4501 #pragma push_macro and pragma pop_macro.
4503 2008-03-12 Paul Brook <paul@codesourcery.com>
4505 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
4507 2008-03-12 Paul Brook <paul@codesourcery.com>
4509 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
4510 (thumb2_alusi3_short): Exclude PLUS and MINUS.
4511 (thumb2_addsi_shortim): Rename ...
4512 (thumb2_addsi_short): ... to this. Allow register operands.
4513 (thumb2_subsi_short): New pattern.
4514 (thumb2_one_cmplsi2_short,
4515 thumb2_negsi2_short): New patterns and peepholes.
4517 2008-03-12 Paul Brook <paul@codesourcery.com>
4519 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
4521 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
4523 * config/i386/i386.md (int_cond): New code iterator.
4525 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
4526 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
4527 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
4528 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
4529 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
4530 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
4531 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
4532 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
4534 2008-03-12 Paul Brook <paul@codesourcery.com>
4536 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
4537 instead of {arm,thumb}_compute_save_reg_mask.
4538 (output_return_instruction): Ditto.
4539 (thumb_unexpanded_epilogue): Ditto.
4540 (thumb1_expand_prologue): Ditto.
4541 (thumb1_output_function_prologue): Ditto.
4542 (arm_set_return_address): Ditto.
4543 (thumb_set_return_address): Ditto.
4544 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
4545 regs to achieve stack alignment.
4546 (thumb1_compute_save_reg_mask): Fix compiler warning.
4547 (arm_output_epilogue): Use offsets->saved_regs_mask.
4548 Adjust stack pointer by poping call clobered registers.
4549 (arm_expand_prologue): Use offsets->saved_regs_mask.
4550 Adjust stack pointer by pushing extra registers.
4551 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
4553 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
4556 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
4557 conversion to the operands of a multiplication.
4559 2008-03-12 Richard Guenther <rguenther@suse.de>
4561 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
4562 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
4563 * timevar.def (TV_TREE_PHIPROP): Add.
4564 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
4565 pass description. Use TV_TREE_PHIPROP.
4566 * tree-ssa-forwprop.c: Remove phiprop code.
4568 2008-03-12 Jakub Jelinek <jakub@redhat.com>
4571 * omp-low.c (maybe_lookup_decl): Constify first argument.
4572 (use_pointer_for_field): Change last argument from bool to
4573 omp_context *. Disallow shared copy-in/out in nested
4574 parallel if decl is shared in outer parallel too.
4575 (build_outer_var_ref, scan_sharing_clauses,
4576 lower_rec_input_clauses, lower_copyprivate_clauses,
4577 lower_send_clauses, lower_send_shared_vars): Adjust callers.
4579 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
4580 Ira Rosen <irar@il.ibm.com>
4582 * tree-vectorizer.c (free_stmt_vec_info): New function.
4583 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
4584 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
4585 * tree-vectorizer.h (free_stmt_vec_info): Declare.
4586 * tree-vect-transform.c (vectorizable_conversion): Free
4587 vec_oprnds0 if it was allocated.
4588 (vect_permute_store_chain): Remove unused VECs.
4589 (vectorizable_store): Free VECs that are allocated in the..
4591 (vect_transform_strided_load, vectorizable_load): Likewise.
4592 (vect_remove_stores): Simplify the code.
4593 (vect_transform_loop): Move code to vect_remove_stores().
4594 Call vect_remove_stores() and free_stmt_vec_info().
4596 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4598 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
4599 TARGET_HPUX. Revise comment.
4600 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
4601 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
4602 Use sr4 variant of `be' instruction when not generating PIC code.
4603 (attr_length_call): Adjust for above change.
4605 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
4607 * ipa-reference.c (static_execute): Remove module_statics_const and
4608 associated setting code.
4610 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
4613 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
4614 predicate for operand 1.
4615 (paritysi2_cmp): Use register_operand predicate for operand 2.
4616 Use earlyclobber modifier for operand 1. Remove support for
4618 (paritydi2_cmp): Use register_operand predicate for operand 3.
4619 Use earlyclobber modifier for operand 1. Remove support for
4622 2008-03-11 Paul Brook <paul@codesourcery.com>
4623 Vladimir Prus <vladimir@codesourcery.com>
4625 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
4626 (arm_compute_save_reg0_reg12_mask): Always
4627 check if register 11 must be saved. Always safe hard frame pointer
4628 when frame_pointer_needeed.
4629 (arm_compute_save_reg_mask): Save IP and PC
4630 only with apcs frames.
4631 (arm_output_epilogue): Adjust Thumb2 codepath to
4632 be also invoked and work for ARM non-apcs frames.
4633 (arm_expand_prologue): Don't bother saving IP
4634 for non-apcs frame, since it's not clobbered by
4635 prologue code. Implement non-apcs frame
4638 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
4640 PR rtl-optimization/35281
4641 * expr.c (convert_move): Use a new pseudo for the intermediate
4642 from_mode->word_mode result.
4644 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
4646 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
4647 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
4648 * toplev.c (compile_file): Don't call it.
4650 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
4653 * expr.c (store_expr): Call emit_block_move if the mode
4654 of "temp" RTX is BLKmode.
4656 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
4657 Richard Guenther <rguenther@suse.de>
4659 PR tree-optimization/31358
4660 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
4661 the step with a NULL_TREE.
4662 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
4663 to sizetype if type is a pointer type.
4664 (add_candidate_1): Don't convert the base and step to
4665 the generic type if the orginal type is a pointer type.
4666 (add_iv_value_candidates): Use sizetype for the step
4667 if type is a pointer type.
4668 (cand_value_at): Likewise.
4669 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
4671 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
4672 Don't convert the tem affine to the type.
4673 (add_elt_to_tree): Use sizetype for the step if a pointer.
4674 Use POINTER_PLUS_EXPR for pointers.
4675 (aff_combination_to_tree): Use sizetype for the step if a
4678 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
4680 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
4681 Remove commutativity hint.
4683 2008-03-10 Jakub Jelinek <jakub@redhat.com>
4687 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
4688 errorneous type. Check that v is a VAR_DECL.
4691 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
4693 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
4695 PR tree-optimization/35494
4696 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
4697 may be overriden at link and run time.
4699 2008-03-10 Richard Guenther <rguenther@suse.de>
4701 PR tree-optimization/34677
4702 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
4703 (poolify_tree): Likewise.
4704 (modify_expr_template): Likewise.
4705 (poolify_modify_stmt): Likewise.
4706 (insert_fake_stores): Handle all component-ref style stores
4707 in addition to INDIRECT_REF. Also handle complex types.
4708 Do not poolify the inserted load.
4709 (realify_fake_stores): Do not rebuild the tree but only
4710 make it a SSA_NAME copy.
4711 (init_pre): Remove initialzation of modify_expr_template.
4712 Do not allocate modify_expr_node_pool.
4713 (fini_pre): Do not free modify_expr_node_pool.
4715 2008-03-10 Paul Brook <paul@codesourcery.com>
4717 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
4720 2008-03-10 Paul Brook <paul@codesourcery.com>
4721 Mark Shinwell <shinwell@codesourcery.com>
4723 * config/arm/cortex-r4.md: New.
4724 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
4726 * config/arm/arm.md: Include cortex-r4.md.
4727 (insn): Add smmls, sdiv and udiv values.
4728 (generic_sched): Don't use generic scheduling for Cortex-R4.
4729 (arm_issue_rate): New function.
4730 (TARGET_SCHED_ISSUE_RATE): Define.
4732 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
4734 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
4736 2008-03-10 Richard Guenther <rguenther@suse.de>
4738 * tree-ssa-pre.c (get_sccvn_value): Simplify.
4739 (compute_avail): Do not add stmt uses to AVAIL_OUT.
4741 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
4743 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
4744 Set default to true.
4746 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4748 * c.opt (Wsynth): Deprecate.
4749 * doc/invoke.texi (Option Summary, Warning Options): Document
4750 -Wno-format-contains-nul.
4752 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
4755 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
4756 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
4758 2008-03-09 Ira Rosen <irar@il.ibm.com>
4760 * config/rs6000/rs6000.c (builtin_description): Rename vector
4761 left shift operations.
4762 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
4763 (altivec_vsl<VI_char>): Rename to ...
4764 (ashl<mode>3): ... new name.
4765 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
4767 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
4769 2008-03-08 Richard Guenther <rguenther@suse.de>
4771 * coverage.h (tree_coverage_counter_addr): Declare.
4772 * coverage.c (tree_coverage_counter_addr): New function.
4773 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
4775 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
4776 (tree_gen_one_value_profiler): Likewise.
4777 (tree_gen_ic_profiler): Likewise.
4778 (tree_gen_average_profiler): Likewise.
4779 (tree_gen_ior_profiler): Likewise.
4781 2008-03-08 Richard Guenther <rguenther@suse.de>
4783 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
4784 (vn_binary_op_insert): Likewise.
4785 (vn_unary_op_lookup): Likewise.
4786 (vn_unary_op_insert): Likewise.
4787 (vn_nary_op_lookup): Declare.
4788 (vn_nary_op_insert): Likewise.
4789 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
4790 and binary hashes, use a single obstack for unary_op_pool
4792 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
4793 a single struct vn_nary_op_s. Store tree code length and
4794 a variable number of operands.
4795 (struct vn_reference_op_struct): Remove unused op2.
4796 (vn_reference_op_eq): Do not compare op2.
4797 (vn_reference_op_compute_hash): Do not compute hash of op2.
4798 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
4799 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
4800 with vn_nary_op_compute_hash.
4801 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
4802 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
4804 (vn_unary_op_insert, vn_binary_op_insert): Replace with
4806 (visit_unary_op): Call nary functions.
4807 (visit_binary_op): Likewise.
4808 (process_scc): Adjust for struct vn_tables_s changes.
4809 (allocate_vn_table): Likewise.
4810 (free_vn_table): Likewise.
4811 * tree-vn.c (vn_add): Call nary functions.
4812 (vn_lookup): Likewise.
4814 2008-03-08 Jakub Jelinek <jakub@redhat.com>
4817 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
4818 wdst back after sync_compare_and_swapqhi_internal.
4820 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
4823 * config/i386/i386-modes.def (V1DI): New vector mode.
4824 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
4825 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
4826 (MMXMODE248): Ditto.
4827 (MMXMODE): Add V1DI mode.
4828 (mmxvecsize): Change DI mode to V1DI mode.
4829 ("mov<mode>): Use MMXMODEI8 mode iterator.
4830 ("*mov<mode>_internal_rex64"): Ditto.
4831 ("*mov<mode>_internal"): Ditto.
4832 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
4833 ("mmx_sub<mode>3"): Ditto.
4834 ("mmx_adddi3"): Remove insn pattern.
4835 ("mmx_subdi3"): Ditto.
4836 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
4837 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
4838 ("mmx_ashl<mode>3"): Ditto.
4839 ("mmx_lshrdi3"): Remove insn pattern.
4840 ("mmx_ashldi3"): Ditto.
4841 * config/i386/i386.c (classify_argument): Handle V1DImode.
4842 (function_arg_advance_32): Ditto.
4843 (function_arg_32): Ditto.
4844 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
4845 mmx_addv1di3 insn pattern.
4846 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
4847 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
4848 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
4849 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
4850 Remove definitions of built-in functions.
4851 (V1DI_type_node): New node.
4852 (v1di_ftype_v1di_int): Ditto.
4853 (v1di_ftype_v1di_v1di): Ditto.
4854 (v2si_ftype_v2si_si): Ditto.
4855 (v4hi_ftype_v4hi_di): Remove node.
4856 (v2si_ftype_v2si_di): Ditto.
4857 (ix86_init_mmx_sse_builtins): Handle V1DImode.
4858 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
4859 Redefine builtins using def_builtin_const with *_ftype_*_int node.
4860 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
4861 Add new builtins using def_builtin_const.
4862 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
4863 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
4864 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
4865 * config/i386/mmintrin.h (__v1di): New typedef.
4866 (_mm_add_si64): Cast arguments to __v1di type.
4867 (_mm_sub_si64): Ditto.
4868 (_mm_sll_pi16): Cast __count to __v4hi type.
4869 (_mm_sll_pi32): Cast __count to __v2si type.
4870 (_mm_sll_si64): Cast arguments to __v1di type.
4871 (_mm_srl_pi16): Cast __count to __v4hi type.
4872 (_mm_srl_pi32): Cast __count to __v2si type.
4873 (_mm_srl_si64): Cast arguments to __v1di type.
4874 (_mm_sra_pi16): Cast __count to __v4hi type.
4875 (_mm_sra_pi32): Cast __count to __v2si type.
4876 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
4877 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
4878 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
4879 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
4880 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
4881 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
4882 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
4883 (_mm_srai_pi32): Use __builtin_ia32_psradi.
4884 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
4885 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4886 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4887 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
4889 2008-03-07 Joseph Myers <joseph@codesourcery.com>
4891 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
4893 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
4896 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
4897 reg+const addressing for Altivec modes. Don't generate reg+reg
4898 addressing for TFmode or TDmode quantities.
4900 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
4902 * c-common.c (vector_types_convertible_p): Call langhook
4903 instead of comptypes.
4905 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4908 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
4909 integral and scalar float variables which have a
4912 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
4914 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
4915 dwarf_register_span hook when emitting unwind information for
4916 register-to-memory saves.
4917 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
4918 (rs6000_frame_related): Remove call to spe_synthesize_frame.
4920 2008-03-06 Jakub Jelinek <jakub@redhat.com>
4922 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
4923 for the same VAR_DECL.
4925 2008-03-06 Tom Tromey <tromey@redhat.com>
4928 * doc/standards.texi (Standards): Don't mention treelang.
4929 * doc/invoke.texi (Overall Options): Don't mention treelang.
4930 * doc/install.texi (Prerequisites): Don't mention bison or
4932 (Configuration): Don't mention treelang.
4933 (Building): Likewise.
4934 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
4936 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
4938 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
4939 word-extractions out of a multi-word object.
4941 2008-03-06 Richard Guenther <rguenther@suse.de>
4943 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
4944 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
4945 result type and precision.
4946 * expr.c (get_inner_reference): Set unsignedp based on the result
4947 type of BIT_FIELD_REF.
4948 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
4949 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
4950 (try_instantiate_multiple_fields): Likewise. Use the correct type
4952 (sra_build_assignment): Likewise.
4953 (sra_build_elt_assignment): Likewise.
4954 (sra_explode_bitfield_assignment): Likewise.
4955 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
4956 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
4957 set BIT_FIELD_REF_UNSIGNED.
4958 (vectorizable_load): Likewise.
4960 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
4962 * cse.c (cse_extended_basic_block): Invalidate artificial defs
4965 2008-03-06 Richard Guenther <rguenther@suse.de>
4967 * alias.c (struct alias_set_entry): Move has_zero_child field
4968 to pack with alias_set.
4970 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4972 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4975 2008-03-05 Ian Lance Taylor <iant@google.com>
4977 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
4979 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4981 * fwprop.c (update_df): Support width and offset parameters of
4983 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
4984 global_conflicts): Change DF_REF_EXTRACT to either
4985 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4986 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4987 * df-scan.c (df_ref_record, df_defs_record,
4988 df_ref_create_structure, df_def_record_1, df_uses_record,
4989 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
4990 df_bb_refs_collect, df_entry_block_defs_collect,
4991 df_exit_block_uses_collect): Support new width and offset fields.
4992 (ref_extract_pool): New storage pool.
4993 (df_free_ref): New function.
4994 (df_reg_chain_unlink, df_free_collection_rec,
4995 df_sort_and_compress_refs): Call df_free_ref.
4996 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
4998 (df_ref_create_structure): Allocate df_ref_extract if offset and
4999 width fields are used.
5000 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
5001 (df_uses_record): Get offset and width from ZERO_EXTRACT
5003 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
5004 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5005 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5006 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
5007 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5008 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5009 (df_ref_extract): New structure.
5010 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
5011 (df_ref_create): Add width and offset parameters.
5013 2008-03-05 Richard Guenther <rguenther@suse.de>
5015 * tree-ssa-structalias.c (get_constraint_for_component_ref):
5016 Use ranges_overlap_p.
5017 (offset_overlaps_with_access): Rename
5018 to ranges_overlap_p and move ...
5019 * tree-flow-inline.h (ranges_overlap_p): ... here.
5021 * tree.h (get_inner_reference, handled_component_p): Update
5024 * tree.h (record_component_aliases, get_alias_set,
5025 alias_sets_conflict_p, alias_sets_must_conflict_p,
5026 objects_must_conflict_p): Move declarations ...
5027 * alias.h (record_component_aliases, get_alias_set,
5028 alias_sets_conflict_p, alias_sets_must_conflict_p,
5029 objects_must_conflict_p): ... here.
5030 Include coretypes.h.
5031 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
5033 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
5035 * cfg.c: Include tree-flow.h.
5036 (remove_edge_raw): Call redirect_edge_var_map_clear.
5037 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
5038 * tree-flow-inline.h (redirect_edge_var_map_def): New.
5039 (redirect_edge_var_map_result): New.
5040 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
5041 PENDING_STMT use with redirect_edge_var_map_*.
5042 * tree-ssa.c (edge_var_maps): New definition.
5043 (redirect_edge_var_map_add): New.
5044 (redirect_edge_var_map_clear): New.
5045 (redirect_edge_var_map_dup): New.
5046 (redirect_edge_var_map_vector): New.
5047 (redirect_edge_var_map_destroy): New.
5048 (ssa_redirect_edge): Replace PENDING_STMT use with
5049 redirect_edge_var_map_*.
5050 (flush_pending_stmts): Same.
5051 (delete_tree_ssa): Destroy edge var map.
5052 * tree-flow.h (struct _edge_var_map): New.
5053 Define edge_var_map vector type.
5054 Declare redirect_edge_var_map_* prototypes.
5055 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
5056 * tree-cfg.c (reinstall_phi_args): Replace
5057 PENDING_STMT use with redirect_edge_var_map_*.
5059 2008-03-05 Richard Guenther <rguenther@suse.de>
5061 PR tree-optimization/35472
5062 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
5063 whose single use_stmt has a overlapping set of loaded and
5064 stored symbols as that use_stmt might be a noop assignment then.
5066 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
5068 * gthr-rtems.h: Implement __gthread_mutex_destroy.
5070 2008-03-05 Richard Guenther <rguenther@suse.de>
5073 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
5074 should be constants.
5075 * tree-cfg.c (verify_expr): Verify it.
5076 * fold-const.c (fold_truthop): Remove code generating
5077 BIT_FIELD_REFs of structure bases.
5078 (fold_binary): Likewise.
5079 (fold_ternary): Position and size of BIT_FIELD_REFs are
5080 always host integers.
5081 (make_bit_field_ref): Remove.
5082 (optimize_bit_field_compare): Remove.
5083 (all_ones_mask_p): Remove.
5085 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
5088 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
5089 (split_block_and_df_analyze): New. Split basic block and rebuild
5091 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
5093 (split_pattern_seq): Likewise.
5094 (erase_matching_seqs): Likewise.
5095 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
5097 2008-03-04 Geoff Keating <geoffk@apple.com>
5099 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
5100 declaration and code.
5101 (tree_invalid_nonnegative_warnv_p): Likewise.
5103 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5105 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
5106 examples. Truncate option-names then causing overfull hbox.
5108 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5111 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
5113 * configure: Rebuilt.
5115 2008-03-04 Rafael Espindola <espindola@google.com>
5117 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
5118 (tree_unary_nonnegative_warnv_p): New.
5119 (tree_binary_nonnegative_warnv_p): New.
5120 (tree_single_nonnegative_warnv_p): New.
5121 (tree_invalid_nonnegative_warnv_p): New.
5122 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
5124 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5127 * opts.c (handle_option): Postpone 'unknown option' errors only for
5130 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
5133 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
5136 2008-03-04 Rafael Espindola <espindola@google.com>
5138 * fold-const.c (tree_unary_nonzero_warnv_p): New.
5139 (tree_binary_nonzero_warnv_p): New.
5140 (tree_single_nonzero_warnv_p): New.
5141 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
5143 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
5146 * fold-const.c (fold_cond_expr_with_comparison): Prevent
5147 transformations for modes that have signed zeros.
5148 * ifcvt.c (noce_try_abs): Ditto.
5150 2008-03-04 Joseph Myers <joseph@codesourcery.com>
5152 * config/i386/i386.c (override_options): Force
5153 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
5155 2008-03-04 Jan Hubicka <jh@suse.cz>
5158 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
5161 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
5163 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
5164 label to probe the stack.
5166 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
5168 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
5169 (__gthr_win32_mutex_destroy): Declare.
5170 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
5171 __gthr_win32_mutex_destroy.
5172 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
5174 2008-03-03 Jan Hubicka <jh@suse.cz>
5177 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
5178 aggressive on inlining cold calls.
5180 2008-03-03 Richard Guenther <rguenther@suse.de>
5182 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
5183 struct copies into the expression table.
5184 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
5185 (try_to_simplify): Likewise.
5186 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
5187 integral and pointer arguments which do not change the
5188 precision to NOP_EXPRs.
5189 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
5190 VIEW_CONVERT_EXPR case.
5192 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
5194 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
5195 defined in a loop at depth 0 is invariant.
5196 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
5197 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
5198 be called at loop depth 0.
5200 2008-03-02 Jakub Jelinek <jakub@redhat.com>
5203 * gcc.c (process_command): Update copyright notice dates.
5204 * gcov.c (print_version): Likewise.
5205 * gcov-dump.c (print_version): Likewise.
5206 * mips-tfile.c (main): Likewise.
5207 * mips-tdump.c (main): Likewise.
5209 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5212 * c-common.c (flag_permissive): Delete.
5213 (constant_expression_warnings): Check flags first.
5214 (constant_expression_error): New.
5215 * c-common.h (flag_permissive): Delete.
5216 (constant_expression_error): Declare.
5217 * flags.h (flag_permissive): Declare. Update description.
5218 * diagnostic.c (pedwarn): Update.
5220 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
5221 (permissive_error_kind): New.
5222 * toplev.c (flag_permissive): Define. Update description.
5223 * toplev.h (permissive_error_kind): Declare.
5224 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
5225 (pedwarn_c90): Use pedantic_warning_kind.
5226 * c-opts.c (c_common_post_options): flag_permissive does not affect
5227 flag_pedantic_errors.
5229 2008-03-02 Joseph Myers <joseph@codesourcery.com>
5231 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
5232 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
5233 __absvsi2, __absvDI2): Use unsigned arithmetic.
5235 2008-03-02 Andi Kleen <ak@suse.de>
5236 Richard Guenther <rguenther@suse.de>
5238 * struct-equiv.c: Remove file.
5239 * cfg_cleanup.c (condjump_equiv_p): Remove.
5240 * Makefile.in (OBJS-common): Remove struct-equiv.o.
5241 (struct-equiv.o): Remove rule.
5242 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
5243 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
5244 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
5246 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5248 * ifcvt.c (noce_process_if_block): Try to handle only the then
5249 block if the else block exists but isn't suitable.
5251 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
5254 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
5255 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
5256 regression from previous patch.
5258 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
5261 * gthr.h: Add __gthread_mutex_destroy as a function that must be
5263 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
5264 * gthr-single.h (__gthread_mutex_destroy): Likewise.
5265 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
5266 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
5267 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
5268 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
5269 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
5270 (__gthread_mutex_destroy_function): Rename to
5271 __gthread_mutex_destroy.
5272 * gthr-dce.h (__gthread_mutex_destroy): Call
5273 pthread_mutex_destroy.
5274 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
5275 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
5276 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
5278 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5280 * df-scan.c (df_ref_chain_change_bb): Simplify.
5281 (df_insn_change_bb): Add new_bb argument. Simplify. Call
5282 set_block_for_insn if there's any change.
5283 * df.h ((df_insn_change_bb): Fix prototype.
5284 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
5285 df_insn_change_bb, don't call set_block_for_insn.
5286 * emit-rtl.c (reorder_insns): Likewise.
5287 * haifa-sched.c (move_insn): Likewise.
5289 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5291 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
5293 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5295 * tree-flow-inline.h (next_readonly_imm_use): Return
5296 NULL_USE_OPERAND_P after the end.
5298 2008-03-01 Richard Guenther <rguenther@suse.de>
5300 PR tree-optimization/35411
5301 * tree-sra.c (sra_build_assignment): Split conversion to
5302 final type to a separate statement if we are not assigning
5305 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5307 * fold-const.c (fold_convertible_p): Correct the logic to follow
5308 that in fold_convert().
5310 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
5313 * tree-inline.c (build_duplicate_type): When we make a
5314 duplicate type, make it unique in the canonical types system.
5316 2008-02-29 Tom Tromey <tromey@redhat.com>
5318 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
5319 input_file_stack_history, input_file_stack_restored): Remove.
5320 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
5321 * input.h (struct file_stack): Remove.
5322 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
5323 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
5325 * diagnostic.h (struct diagnostic_context) <last_module>: Change
5327 (diagnostic_last_module_changed): Add 'map' argument.
5328 (diagnostic_set_last_function): Likewise.
5329 * diagnostic.c (undiagnostic_report_current_module): Iterate using
5330 line map, not input_file_stack.
5331 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
5333 2008-02-29 Paul Brook <paul@codesourcery.com>
5335 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
5337 2008-02-29 Paul Brook <paul@codesourcery.com>
5339 * config/arm/ieee754-df.S (muldf3): Use RET macros.
5341 2008-02-29 Richard Guenther <rguenther@suse.de>
5343 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
5345 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
5346 value for comparing for a store match.
5347 (simplify_unary_expression): Do nothing for SSA_NAMEs.
5348 (try_to_simplify): Do not do a full-blown reference lookup.
5350 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
5352 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
5353 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5355 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
5357 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
5359 * tree-loop-linear.c (try_interchange_loops): Compare memory access
5360 strides against cache sizes.
5362 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
5364 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
5367 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
5369 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
5370 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
5371 is smaller than the original promoted value.
5372 (simplify_subreg): If OP is a SUBREG, try to preserve its
5373 SUBREG_PROMOTED_VAR_P information.
5375 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
5377 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
5378 (VN_INFO_GET): Allocate new objects on the obstack.
5379 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
5380 for rpo_numbers_temp, for consistency.
5381 (free_scc_vn): Free the obstack.
5383 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
5385 * doc/invoke.texi: Document -ftree-loop-distribution.
5386 * tree-loop-distribution.c: New.
5387 * tree-pass.h (pass_loop_distribution): New.
5388 * graphds.h (struct graph): Add htab_t indices.
5389 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
5390 * tree-vectorizer.c (rename_variables_in_loop): Extern.
5391 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
5392 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
5393 * tree-data-ref.c (debug_data_dependence_relations): New.
5394 (dump_data_dependence_relation): Also print data references.
5395 (free_data_ref): Extern.
5396 (same_access_functions): Moved...
5397 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
5398 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5399 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
5400 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
5401 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
5402 (stmts_from_loop): Skip LABEL_EXPR.
5403 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
5405 (build_rdg): Initialize rdg->indices htab.
5406 (free_rdg, stores_from_loop, ref_base_address,
5407 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
5408 have_similar_memory_accesses_1, ref_base_address_1,
5409 remove_similar_memory_refs): New.
5410 * tree-data-ref.h: Depend on tree-chrec.h.
5411 (debug_data_dependence_relations, free_data_ref): Declared.
5412 (same_access_functions): ... here.
5413 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
5415 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
5416 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
5417 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
5418 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5419 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
5420 rdg_vertex_for_stmt): Declared.
5421 (struct rdg_edge): Add level.
5423 (free_rdg, stores_from_loop, remove_similar_memory_refs,
5424 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
5426 (rdg_has_similar_memory_accesses): New.
5427 * tree-vect-analyze.c: Remove unused static decls.
5428 * lambda.h (dependence_level): New.
5429 * common.opt (ftree-loop-distribution): New.
5430 * tree-flow.h (mark_virtual_ops_in_bb,
5431 slpeel_tree_duplicate_loop_to_edge_cfg,
5432 rename_variables_in_loop): Declared.
5433 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
5434 (OBJS-common): Add tree-loop-distribution.o.
5435 (tree-loop-distribution.o): New rule.
5436 * tree-cfg.c (mark_virtual_ops_in_bb): New.
5437 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
5438 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
5440 2008-02-28 Joseph Myers <joseph@codesourcery.com>
5443 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
5444 other than structures and unions.
5446 2008-02-28 Richard Guenther <rguenther@suse.de>
5449 2008-02-26 Richard Guenther <rguenther@suse.de>
5451 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5452 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5453 (lookup_decl_from_uid): Declare.
5454 (remove_decl_from_map): Likewise.
5455 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5456 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5457 (decl_for_uid_map): New global hashtable mapping DECL_UID
5459 (init_ttree): Allocate it.
5460 (insert_decl_to_uid_decl_map): New helper function.
5461 (make_node_stat): Insert new decls into the map.
5462 (copy_node_stat): Likewise.
5463 (lookup_decl_from_uid): New function.
5464 (remove_decl_from_map): Likewise.
5465 (print_decl_for_uid_map_statistics): New helper.
5466 (dump_tree_statistics): Call it.
5468 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5469 (referenced_var_iterator): Adjust.
5470 (FOR_EACH_REFERENCED_VAR): Adjust.
5471 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5472 (num_referenced_vars): Adjust.
5473 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5474 (first_referenced_var): Remove.
5475 (end_referenced_vars_p): Likewise.
5476 (next_referenced_var): Likewise.
5477 (referenced_var_iterator_set): New helper function.
5478 * tree-dfa.c (referenced_var_lookup): Adjust.
5479 (referenced_var_check_and_insert): Likewise.
5480 (remove_referenced_var): Likewise.
5481 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5482 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5483 (verify_call_clobbering): Likewise.
5484 (verify_memory_partitions): Likewise.
5485 (init_tree_ssa): Allocate bitmap instead of hashtable for
5487 (delete_tree_ssa): Adjust.
5488 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5489 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5490 (compute_tag_properties): Likewise.
5491 (set_initial_properties): Likewise.
5492 (find_partition_for): Likewise.
5493 (update_reference_counts): Likewise.
5494 (dump_may_aliases_for): Likewise.
5495 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5496 (add_call_clobber_ops): Likewise.
5497 (add_call_read_ops): Likewise.
5498 (get_asm_expr_operands): Likewise.
5499 * tree-into-ssa.c (dump_decl_set): Likewise.
5500 (update_ssa): Likewise.
5501 * tree-sra.c (scan_function): Likewise.
5502 (decide_instantiations): Likewise.
5503 (scalarize_parms): Likewise.
5504 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5505 (dsa_named_for): Likewise.
5506 * tree-ssa-structalias.c (update_alias_info): Likewise.
5507 (merge_smts_into): Likewise.
5509 2008-02-27 David Daney <ddaney@avtrex.com>
5512 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
5513 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
5514 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
5515 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
5516 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
5518 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
5521 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
5522 (BUILT_IN_NEXTTOWARD): Remove.
5523 (BUILT_IN_NEXTTOWARDF): Ditto.
5524 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
5525 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
5527 2008-02-27 Tom Tromey <tromey@redhat.com>
5529 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
5530 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
5532 2008-02-27 Jan Beulich <jbeulich@novell.com>
5534 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
5535 update the respective field on newdecl.
5537 2008-02-27 Revital Eres <eres@il.ibm.com>
5539 PR rtl-optimization/34999
5540 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
5541 crossing edges that ends with a call insn.
5542 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
5543 call insn and clear the EDGE_CROSSING flag of the crossing edge
5544 when fixing fallthru edges.
5546 2008-02-27 Richard Guenther <rguenther@suse.de>
5549 * fold-const.c (fold_unary): Return the correct argument,
5550 converted to the result type.
5552 2008-02-27 Richard Guenther <rguenther@suse.de>
5555 * expr.c (expand_expr_real_1): Assert on rotates that operate
5557 * fold-const.c (fold_binary): Use the types precision, not the
5558 bitsize of the mode if folding rotate expressions. Build rotates
5559 only for full modes.
5561 2008-02-27 Jakub Jelinek <jakub@redhat.com>
5563 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
5565 * c-pragma.c (pragma_ns_name): New typedef.
5566 (registered_pp_pragmas): New variable.
5567 (c_pp_lookup_pragma): New function.
5568 (c_register_pragma_1): If flag_preprocess_only, do nothing
5569 for non-expanded pragmas, for expanded ones push pragma's
5570 namespace and name into registered_pp_pragmas vector.
5571 (c_invoke_pragma_handler): Register OpenMP pragmas even when
5572 flag_preprocess_only, don't register GCC pch_preprocess
5573 pragma if flag_preprocess_only.
5574 * c-opts.c (c_common_init): Call init_pragma even if
5575 flag_preprocess_only.
5576 * c-pragma.c (c_pp_lookup_pragma): New prototype.
5577 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
5578 cpp_register_pragma if flag_preprocess_only.
5580 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5583 * c-parser.c (c_parser_translation_unit): Warn for empty
5584 translation unit, not empty source file.
5586 2008-02-26 Paul Brook <paul@codesourcery.com>
5588 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
5589 operand for Thumb-2.
5590 * config/arm/arm.h (reg_class): Add CORE_REGS.
5591 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
5592 (BASE_REG_CLASS): Use CORE_REGS.
5593 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
5594 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
5595 (REGNO_OK_FOR_INDEX_P): Exclude SP.
5596 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
5597 ARM_REGNO_OK_FOR_INDEX_P.
5598 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
5599 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
5600 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
5601 (ldm/stm peepholes): Ditto.
5602 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
5603 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
5604 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
5605 * config/arm/constraints.md: Enable "k" constraint on ARM.
5607 2008-02-27 Ben Elliston <bje@au.ibm.com>
5609 * config/rs6000/rs6000.c: Annotate cache line size field in all
5610 instances of struct processor_costs.
5612 2008-02-26 David Edelsohn <edelsohn@gnu.org>
5614 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
5615 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
5616 jump_bypass): New counters.
5617 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
5618 * dce.c (gate_ud_dce): Same.
5619 (gate_fast_dce): Same.
5620 * dse.c (gate_dse1): New function.
5621 (gate_dse2): New function.
5622 (gate_dse): Merge results of new gate functions.
5623 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
5624 (gate_handle_jump_bypass): Add dbg_cnt.
5625 (gate_handle_gcse): Add dbg_cnt.
5626 * ifcvt.c (gate_handle_if_conversion): Same.
5627 (gate_handle_if_after_combine): Same.
5628 (gate_handle_if_after_reload): Same.
5629 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
5631 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
5633 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
5635 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
5637 2008-02-26 Jason Merrill <jason@redhat.com>
5640 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
5641 alone if it's the naming decl for the type's main variant.
5643 2008-02-26 Tom Tromey <tromey@redhat.com>
5645 * system.h (USE_MAPPED_LOCATION): Poison.
5646 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
5647 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
5648 (make_goto_expr_edges): Likewise.
5649 (remove_bb): Likewise.
5650 (execute_warn_function_return): Likewise.
5651 * basic-block.h (struct edge_def) <goto_locus>: Change type to
5653 * c-common.c (fname_decl): Remove old location code.
5654 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
5656 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
5658 (ASM_INPUT_SOURCE_LOCATION): Likewise.
5659 (gen_rtx_ASM_INPUT): Likewise.
5660 (gen_rtx_ASM_INPUT_loc): Likewise.
5661 (get_rtx_asm_OPERANDS): Remove.
5662 * cfglayout.c (insn_locators_alloc): Remove old location code.
5663 (set_curr_insn_source_location): Likewise.
5664 (curr_insn_locator): Likewise.
5665 * print-tree.c (print_node): Remove old location code.
5666 * tree-mudflap.c (mf_varname_tree): Remove old location code.
5667 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
5668 * cfgexpand.c (expand_gimple_cond_expr): Don't use
5669 location_from_locus.
5670 (construct_exit_block): Remove old location code.
5671 * emit-rtl.c (force_next_line_note): Remove old location code.
5672 * profile.c (branch_prob): Remove old location code.
5673 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
5674 LOC_LINE): Remove old-location variants.
5675 * langhooks.c (lhd_print_error_function): Remove old location
5677 * configure, config.in: Rebuilt.
5678 * configure.ac (--enable-mapped-location): Remove.
5679 * c-decl.c (c_init_decl_processing): Remove old location code.
5680 (finish_function): Likewise.
5681 * recog.c (decode_asm_operands): Remove old location code.
5682 * c-pch.c (c_common_read_pch): Remove old location code.
5683 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
5685 * gimple-low.c (lower_function_body): Remove old location code.
5686 * toplev.c (unknown_location): Remove.
5687 (push_srcloc): Remove old-location variant.
5688 (process_options): Remove old location code.
5689 (lang_dependent_init): Likewise.
5690 * input.h (UNKNOWN_LOCATION): Move definition.
5691 (location_t): Undeprecate.
5692 (source_locus): Remove.
5693 (location_from_locus): Remove.
5694 (struct location_s): Remove.
5695 Remove all old-location code.
5696 (input_line, input_filename): Remove.
5697 * final.c (final_scan_insn): Remove old location code.
5698 * diagnostic.c (diagnostic_build_prefix): Remove
5699 USE_MAPPED_LOCATION test.
5700 * tree.h (gimple_stmt) <locus>: Now a location_t.
5701 (tree_exp) <locus>: Likewise.
5702 (DECL_IS_BUILTIN): Remove old-location variant.
5703 (annotate_with_file_line, annotate_with_locus): Likewise.
5704 (expr_locus, set_expr_locus): Update.
5705 * tree.c (build1_stat): Remove old location code.
5706 (last_annotated_node): Remove.
5707 (annotate_with_file_line): Remove old-location variant.
5708 (annotate_with_locus): Likewise.
5709 (expr_location): Remove old location code.
5710 (set_expr_location): Likewise.
5711 (expr_has_location): Likewise.
5712 (expr_locus): Likewise.
5713 (set_expr_locus): Likewise.
5714 (expr_filename): Don't use location_from_locus.
5715 (expr_lineno): Likewise.
5716 * rtl-error.c (location_for_asm): Remove old location code.
5717 * c-lex.c (cb_line_change): Remove old location code.
5718 (fe_file_change): Likewise.
5719 (cb_def_pragma): Likewise.
5720 (c_lex_with_flags): Likewise.
5721 * gengtype.c (do_typedef): Don't special-case location types.
5722 (define_location_structures): Remove.
5723 (main): Don't call define_location_structures.
5724 * tree-pretty-print.c (dump_implicit_edges): Remove old location
5727 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5730 * builtins.def (BUILT_IN_STDARG_START): Remove.
5731 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
5732 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5733 * tree-inline.c (inline_forbidden_p_1): Likewise.
5735 2008-02-26 Richard Guenther <rguenther@suse.de>
5737 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5738 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5739 (lookup_decl_from_uid): Declare.
5740 (remove_decl_from_map): Likewise.
5741 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5742 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5743 (decl_for_uid_map): New global hashtable mapping DECL_UID
5745 (init_ttree): Allocate it.
5746 (insert_decl_to_uid_decl_map): New helper function.
5747 (make_node_stat): Insert new decls into the map.
5748 (copy_node_stat): Likewise.
5749 (lookup_decl_from_uid): New function.
5750 (remove_decl_from_map): Likewise.
5751 (print_decl_for_uid_map_statistics): New helper.
5752 (dump_tree_statistics): Call it.
5754 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5755 (referenced_var_iterator): Adjust.
5756 (FOR_EACH_REFERENCED_VAR): Adjust.
5757 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5758 (num_referenced_vars): Adjust.
5759 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5760 (first_referenced_var): Remove.
5761 (end_referenced_vars_p): Likewise.
5762 (next_referenced_var): Likewise.
5763 (referenced_var_iterator_set): New helper function.
5764 * tree-dfa.c (referenced_var_lookup): Adjust.
5765 (referenced_var_check_and_insert): Likewise.
5766 (remove_referenced_var): Likewise.
5767 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5768 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5769 (verify_call_clobbering): Likewise.
5770 (verify_memory_partitions): Likewise.
5771 (init_tree_ssa): Allocate bitmap instead of hashtable for
5773 (delete_tree_ssa): Adjust.
5774 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5775 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5776 (compute_tag_properties): Likewise.
5777 (set_initial_properties): Likewise.
5778 (find_partition_for): Likewise.
5779 (update_reference_counts): Likewise.
5780 (dump_may_aliases_for): Likewise.
5781 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5782 (add_call_clobber_ops): Likewise.
5783 (add_call_read_ops): Likewise.
5784 (get_asm_expr_operands): Likewise.
5785 * tree-into-ssa.c (dump_decl_set): Likewise.
5786 (update_ssa): Likewise.
5787 * tree-sra.c (scan_function): Likewise.
5788 (decide_instantiations): Likewise.
5789 (scalarize_parms): Likewise.
5790 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5791 (dsa_named_for): Likewise.
5792 * tree-ssa-structalias.c (update_alias_info): Likewise.
5793 (merge_smts_into): Likewise.
5795 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5798 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
5799 * c-opts.c (c_common_handle_option): Wall enables
5800 Wvolatile-register-var.
5801 * common.opt: Move Wvolatile-register-var to...
5804 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5806 * common.opt (Wlarger-than=): New.
5807 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
5809 * opts.c (common_handle_option): Handle -Wlarger-than=.
5810 * optc-gen.awk: Likewise.
5811 * opth-gen.awk: Likewise.
5812 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
5813 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5815 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5817 * c-common.c (match_case_to_enum_1): Add appropriate
5818 OPT_W* parameter to warning.
5819 (c_do_switch_warnings): Likewise.
5820 * c-typeck.c (warning_init): Add one more parameter following
5822 (push_init_level): Update call to warning_init.
5823 (pop_init_level): Likewise.
5824 (add_pending_init): Likewise.
5825 (output_init_element: Likewise.
5827 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5830 * toplev.c (toplev_main): If there are warnings or error, print
5831 errors for ignored options.
5832 * opts.c (ignored_options): New static variable.
5833 (postpone_unknown_option_error): New.
5834 (print_ignored_options): New.
5835 (handle_option): Postpone errors for unknown -Wno-* options.
5836 * opts.h (print_ignored_options): Declare.
5838 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
5840 * config/mips/mips.md (loadgp_blockage, blockage): Change type
5843 2008-02-25 Richard Guenther <rguenther@suse.de>
5846 2008-02-25 Richard Guenther <rguenther@suse.de>
5848 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5849 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5850 (lookup_decl_from_uid): Declare.
5851 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5852 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5853 (decl_for_uid_map): New global hashtable mapping DECL_UID
5855 (init_ttree): Allocate it.
5856 (insert_decl_to_uid_decl_map): New helper function.
5857 (make_node_stat): Insert new decls into the map.
5858 (copy_node_stat): Likewise.
5859 (lookup_decl_from_uid): New function.
5860 (print_decl_for_uid_map_statistics): New helper.
5861 (dump_tree_statistics): Call it.
5863 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5864 (referenced_var_iterator): Adjust.
5865 (FOR_EACH_REFERENCED_VAR): Adjust.
5866 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5867 (num_referenced_vars): Adjust.
5868 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5869 (first_referenced_var): Remove.
5870 (end_referenced_vars_p): Likewise.
5871 (next_referenced_var): Likewise.
5872 (referenced_var_iterator_set): New helper function.
5873 * tree-dfa.c (referenced_var_lookup): Adjust.
5874 (referenced_var_check_and_insert): Likewise.
5875 (remove_referenced_var): Likewise.
5876 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5877 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5878 (verify_call_clobbering): Likewise.
5879 (verify_memory_partitions): Likewise.
5880 (init_tree_ssa): Allocate bitmap instead of hashtable for
5882 (delete_tree_ssa): Adjust.
5883 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5884 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5885 (compute_tag_properties): Likewise.
5886 (set_initial_properties): Likewise.
5887 (find_partition_for): Likewise.
5888 (update_reference_counts): Likewise.
5889 (dump_may_aliases_for): Likewise.
5890 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5891 (add_call_clobber_ops): Likewise.
5892 (add_call_read_ops): Likewise.
5893 (get_asm_expr_operands): Likewise.
5894 * tree-into-ssa.c (dump_decl_set): Likewise.
5895 (update_ssa): Likewise.
5896 * tree-sra.c (scan_function): Likewise.
5897 (decide_instantiations): Likewise.
5898 (scalarize_parms): Likewise.
5899 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5900 (dsa_named_for): Likewise.
5901 * tree-ssa-structalias.c (update_alias_info): Likewise.
5902 (merge_smts_into): Likewise.
5904 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5907 * doc/invoke.texi (-fcx-limited-range): Document new option.
5908 * toplev.c (process_options): Handle -fcx-fortran-rules.
5909 * common.opt: Add documentation for -fcx-fortran-rules.
5911 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5914 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
5915 actual behaviour and C99.
5917 2008-02-26 Ben Elliston <bje@au.ibm.com>
5919 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
5920 (ASM_CPU_POWER6_SPEC): Likewise.
5921 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
5922 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
5923 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
5925 2008-02-25 Richard Guenther <rguenther@suse.de>
5927 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5928 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5929 (lookup_decl_from_uid): Declare.
5930 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5931 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5932 (decl_for_uid_map): New global hashtable mapping DECL_UID
5934 (init_ttree): Allocate it.
5935 (insert_decl_to_uid_decl_map): New helper function.
5936 (make_node_stat): Insert new decls into the map.
5937 (copy_node_stat): Likewise.
5938 (lookup_decl_from_uid): New function.
5939 (print_decl_for_uid_map_statistics): New helper.
5940 (dump_tree_statistics): Call it.
5942 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5943 (referenced_var_iterator): Adjust.
5944 (FOR_EACH_REFERENCED_VAR): Adjust.
5945 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5946 (num_referenced_vars): Adjust.
5947 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5948 (first_referenced_var): Remove.
5949 (end_referenced_vars_p): Likewise.
5950 (next_referenced_var): Likewise.
5951 (referenced_var_iterator_set): New helper function.
5952 * tree-dfa.c (referenced_var_lookup): Adjust.
5953 (referenced_var_check_and_insert): Likewise.
5954 (remove_referenced_var): Likewise.
5955 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5956 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5957 (verify_call_clobbering): Likewise.
5958 (verify_memory_partitions): Likewise.
5959 (init_tree_ssa): Allocate bitmap instead of hashtable for
5961 (delete_tree_ssa): Adjust.
5962 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5963 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5964 (compute_tag_properties): Likewise.
5965 (set_initial_properties): Likewise.
5966 (find_partition_for): Likewise.
5967 (update_reference_counts): Likewise.
5968 (dump_may_aliases_for): Likewise.
5969 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5970 (add_call_clobber_ops): Likewise.
5971 (add_call_read_ops): Likewise.
5972 (get_asm_expr_operands): Likewise.
5973 * tree-into-ssa.c (dump_decl_set): Likewise.
5974 (update_ssa): Likewise.
5975 * tree-sra.c (scan_function): Likewise.
5976 (decide_instantiations): Likewise.
5977 (scalarize_parms): Likewise.
5978 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5979 (dsa_named_for): Likewise.
5980 * tree-ssa-structalias.c (update_alias_info): Likewise.
5981 (merge_smts_into): Likewise.
5983 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
5986 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
5987 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
5988 * alias.h (nonoverlapping_memrefs_p): Likewise.
5990 2008-02-25 Jan Beulich <jbeulich@novell.com>
5992 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
5993 * config/i386/netware-libgcc.exp: Add __bswap?i2,
5994 __emultls_get_address, __emultls_register_common,
5995 __floatundi?f, and _Unwind_GetIPInfo.
5996 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
5997 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
5998 (gen_regparm_prefix): Likewise.
5999 (i386_nlm_encode_section_info): Sync with
6000 config/i386/winnt.c:i386_pe_encode_section_info().
6001 (i386_nlm_maybe_mangle_decl_assembler_name): New.
6002 i386_nlm_mangle_decl_assembler_name): New.
6003 (netware_override_options): New.
6004 * config/i386/netware.h (netware_override_options): Declare.
6005 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
6006 (i386_nlm_mangle_decl_assembler_name): Declare.
6007 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
6009 2008-02-25 Ben Elliston <bje@au.ibm.com>
6012 * c-decl.c (grokdeclarator): Remove unused local variables
6013 `typedef_type' and `type_as_written'.
6015 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
6016 unused local variable `has_hot_blocks'.
6017 (fix_crossing_conditional_branches): Remove unused local variable
6020 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
6023 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
6024 using DEF_C99_BUILTIN.
6025 (BUILT_IN_NANF): Ditto.
6026 (BUILT_IN_NANL): Ditto.
6028 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
6029 Revital Eres <eres@il.ibm.com>
6031 * modulo-sched.c (calculate_must_precede_follow): Address TODO
6032 regarding the order of two dependent insns in the same row.
6034 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
6036 * stor-layout.c (layout_decl): Do not bump the alignment of a
6037 bit-field to more than byte alignment if it is packed.
6039 2008-02-24 David Edelsohn <edelsohn@gnu.org>
6041 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
6044 2008-02-24 Diego Novillo <dnovillo@google.com>
6046 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
6049 * tree-vrp.c (vrp_evaluate_conditional): With
6050 -Wtype-limits, emit a warning when comparing against a
6051 constant outside the natural range of OP0's type.
6052 * c.opt (Wtype-limits): Move ...
6053 * common.opt (Wtype-limits): ... here.
6055 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
6057 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
6058 * config/rs6000/e300c2c3.md: New file.
6059 * config/rs6000/rs6000.c (processor_costs): Add new costs for
6061 (rs6000_override_options): Add e300c2 and e300c3 cases to
6062 processor_target_table. Do not allow usage of Altivec or Spe
6063 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
6064 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
6065 * config/rs6000/rs6000.h (processor_type): Add
6066 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
6067 (ASM_CPU_SPEC): Add e300c2 and e300c3.
6068 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
6069 and ppce300c3. Include e300c2c3.md.
6071 2008-02-23 David Edelsohn <edelsohn@gnu.org>
6073 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
6074 instead of TARGET_STRICT_ALIGN.
6076 2008-02-23 Joseph Myers <joseph@codesourcery.com>
6078 * explow.c (memory_address): Assert that the generated address is
6081 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6084 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
6085 * config/darwin-ppc-ldouble-patch.def: New file.
6086 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
6087 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
6088 SUBTARGET_INIT_BUILTINS if defined.
6089 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
6092 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
6095 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
6096 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
6098 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
6101 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
6102 file" warning condtional on -Winvalid-PCH.
6104 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
6106 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
6108 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
6112 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
6113 prevent reload from using MMX registers.
6114 (*mov<mode>_internal): Ditto.
6115 (*movv2sf_internal_rex64): Ditto.
6116 (*movv2sf_internal): Ditto.
6118 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6120 PR documentation/31569
6121 * doc/install.texi2html: Use makeinfo --no-number-sections.
6123 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6125 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
6126 ensure that we can address an entire entity > 8 bytes. Don't
6127 generate reg+reg addressing for such data.
6129 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6131 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
6132 strings when optimizing for size, unless the target cares about
6135 2008-02-22 Tom Tromey <tromey@redhat.com>
6137 * regclass.c (current_pass): Remove declaration.
6139 2008-02-22 Anatoly Sokolov <aesok@post.ru>
6141 * config/avr/libgcc.S (__RAMPZ__): Define.
6142 (__do_copy_data): Add for devices with 128KB code memory.
6144 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6146 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6148 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
6150 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
6152 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
6155 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6158 * c-typeck.c (build_binary_op): Warn about floating point
6159 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
6161 2008-02-21 Janis Johnson <janis187@us.ibm.com>
6164 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
6165 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
6167 (rs6000_override_options): Set altivec_abi as default, not override,
6168 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
6169 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
6170 is used; use new member spe_abi.
6171 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
6172 spe_abi and altivec_abi.
6174 2008-02-22 Tomas Bily <tbily@suse.cz>
6176 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
6178 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6181 * config.build (build_file_translate): Set to `CMD //c' only if
6183 * Makefile.in (build_file_translate): Improve comment.
6185 2008-02-21 Jan Hubicka <jh@suse.cz>
6187 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
6188 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
6189 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
6191 2008-02-21 Michael Matz <matz@suse.de>
6194 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
6196 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
6198 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
6199 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
6201 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
6202 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
6203 SSE_VEC_FLOAT_MODE_P as insn constraint.
6204 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
6205 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
6206 sse4a_movntdf using MODEF mode iterator.
6207 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
6208 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
6209 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
6210 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
6211 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
6212 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
6213 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
6215 2008-02-21 Richard Guenther <rguenther@suse.de>
6217 * tree.def (PAREN_EXPR): New tree code.
6218 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
6220 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
6221 * expr.c (expand_expr_real_1): Likewise.
6222 * tree-inline.c (estimate_num_insns_1): Likewise.
6223 * tree-complex.c (expand_complex_move): Likewise.
6224 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
6227 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
6230 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
6232 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
6235 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
6237 * config/sh/sh.c (find_barrier): Don't go past
6238 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
6240 2008-02-20 DJ Delorie <dj@redhat.com>
6242 * config/h8300/h8300.md (insv): Force source operand to be a register.
6244 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
6245 as a jump, not as a plain insn.
6247 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
6249 * doc/invoke.texi (Warning Options): Add new option
6250 -Wframe-larger-than=.
6251 (-Wframe-larger-than): Document.
6253 * flags.h (warn_frame_larger_than, frame_larger_than_size):
6254 Add declarations for new option variables.
6256 * final.c (final_start_function): Check the frame size
6257 before emission and issue a Wframe-larger-than warning.
6259 * opts.c (warn_frame_larger_than, frame_larger_than_size):
6260 Add definitions for new option variables.
6261 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
6263 * common.opt (Wframe-larger-than=): New option.
6265 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
6267 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
6268 (<sse>_div<mode>3): Ditto.
6269 (<sse>_vmdiv<mode>3): Ditto.
6270 (<sse>_vmsqrt<mode>2): Ditto.
6271 (*smax<mode>3): Ditto.
6272 (sse5_frcz<mode>2): Ditto.
6273 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
6276 2008-02-20 Richard Guenther <rguenther@suse.de>
6279 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
6280 be happy with INTEGRAL_TYPE_P.
6282 2008-02-20 Richard Guenther <rguenther@suse.de>
6284 * fold-const.c (split_tree): Associate floatig-point expressions
6285 if flag_associative_math is set.
6287 2008-02-20 Richard Guenther <rguenther@suse.de>
6289 * tree.h (fold_real_zero_addition_p): Declare.
6290 * fold-const.c (fold_real_zero_addition_p): Export.
6291 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
6292 floating-point operations with zero and one.
6294 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
6296 * doc/install.texi: Correct references to CFLAGS, replacing them
6297 with BOOT_CFLAGS. Document flags used during bootstrap for
6300 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
6302 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
6303 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
6304 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
6306 (smin<mode>3): Ditto from similar patterns.
6307 (smax<mode>3): Ditto.
6308 (*ieee_smin<mode>3): Ditto.
6309 (*ieee_smax<mode>3): Ditto.
6310 * config/i386/sse.md (sse): New mode attribute.
6311 (mov<mode>): Macroize expander from movv4sf and movv2df using
6312 SSEMODEF2P mode iterator.
6313 (<sse>_movnt<mode>): Ditto from similar patterns. Use
6314 SSE_VEC_FLOAT_MODE_P as insn constraint.
6315 (storent<mode>): Ditto.
6316 (storent<mode>): Macroize expander from storentsf and storentdf using
6317 MODEF mode iterator.
6318 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
6319 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
6320 (abs<mode>2): Ditto from similar patterns.
6321 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
6322 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
6323 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
6324 (<sse>_vmsqrt<mode>2): Ditto.
6325 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
6326 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
6327 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
6328 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
6329 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
6330 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
6331 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
6333 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
6334 iterator and SSE_FLOAT_MODE_P as insn constraint.
6335 (<sse>_ucomi): Ditto from similar patterns.
6336 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
6337 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
6338 SSE_VEC_FLOAT_MODE_P as insn constraint.
6339 (vcond<mode>): Ditto from similar patterns.
6340 (and<mode>3, *and<mode>3): Ditto.
6341 (<sse>_nand<mode>3): Ditto.
6342 (ior<mode>3, *ior<mode>3): Ditto.
6343 (xor<mode>3, *xor<mode>3): Ditto.
6344 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
6345 iterator and SSE_FLOAT_MODE_P as insn constraint.
6346 (*nand<mode>3): Ditto from similar patterns.
6347 (*ior<mode>3): Ditto.
6348 (*xor<mode>3): Ditto.
6350 2008-02-20 Ira Rosen <irar@il.ibm.com>
6352 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
6353 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
6354 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
6356 2008-02-19 Jan Hubicka <jh@suse.cz>
6358 * predict.c (tree_bb_level_predictions): Remove variable next
6359 mistakely introduced by previous commit.
6361 2008-02-19 Jan Hubicka <jh@suse.cz>
6363 * predict.c (predict_paths_leading_to): Rewrite.
6364 (predict_paths_for_bb): New.
6365 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
6367 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6370 * Makefile.in (build_file_translate): New.
6371 (gcc-vers.texi): Use it for translating $(abs_srcdir).
6372 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
6373 * configure.ac (build_file_translate): Substitute it.
6374 * configure: Regenerate.
6376 2008-02-19 Jan Hubicka <jh@suse.cz>
6378 PR rtl-optimization/34408
6379 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
6382 2008-02-19 Jan Hubicka <jh@suse.cz>
6385 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
6388 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
6391 * config/i386/i386-modes.def: Revert the last DI alignment
6392 change until Ada people can look into it.
6394 2008-02-19 Nick Clifton <nickc@redhat.com>
6396 * opts.c (print_specific_help): Fix typo in --help text.
6398 2008-02-19 Jakub Jelinek <jakub@redhat.com>
6401 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
6402 32-bit inline asm without asm alternatives for host GCC < 3.0.
6404 2008-02-19 Richard Guenther <rguenther@suse.de>
6406 PR tree-optimization/34989
6407 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
6408 Allow propagation to INDIRECT_REF if we can simplify only.
6410 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6412 * c-common.c (warn_for_collisions_1): Use appropriate option when
6415 2008-02-19 Nick Clifton <nickc@redhat.com>
6418 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
6419 (handle_options): Fix indentation.
6420 (print_filtered_help): If no language-specific options were
6421 displayed tell the user how to list all the options supported by
6422 the language's front-end.
6423 (print_specific_help): Fix indentation and remove duplicate line.
6424 (common_handle_option): Handle the -v option.
6425 For --help enable the display of undocumented options if the -v
6426 switch has been included on the command line.
6427 For --help= check for overlaps in the arguments between the option
6428 classes and the language names and issue a warning when they
6429 cannot be disambiguated.
6430 * c.opt (v): Pass on to the common option handler.
6432 2008-02-19 Revital Eres <eres@il.ibm.com>
6434 * modulo-sched.c (sms_schedule): Change dump message when
6435 create_ddg function fails.
6436 (try_scheduling_node_in_cycle): Rename row to cycle.
6437 (print_partial_schedule): Rename CYCLE to ROW.
6439 2008-02-19 Christian Bruel <christian.bruel@st.com>
6440 Zdenek Dvorak <ook@ucw.cz>
6442 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
6444 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
6447 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
6448 (*x86_movdicc_0_m1_se): Ditto.
6450 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
6452 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
6453 (CMPtype): Define as __gcc_CMPtype.
6454 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
6455 (CMPtype): Define as __gcc_CMPtype.
6457 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
6459 Support valgrind 3.3 for --enable-checking=valgrind.
6460 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
6462 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
6463 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
6464 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
6465 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
6466 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
6467 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
6468 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
6470 * ggc-zone.c: Similar.
6471 * ggc-page.c: Similar.
6473 2008-02-19 Paul Brook <paul@codesourcery.com>
6476 * config/arm/ieee754-df.S: Fix do_it typo.
6477 * config/arm/ieee754-sf.S: Fix do_it typo.
6479 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
6482 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
6483 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
6484 (OPTION_MASK_ISA_SSE_SET): Likewise.
6485 (OPTION_MASK_ISA_SSE2_SET): Likewise.
6486 (OPTION_MASK_ISA_SSE3_SET): Likewise.
6487 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
6488 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
6489 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
6490 (OPTION_MASK_ISA_SSE4_SET): Likewise.
6491 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
6492 (OPTION_MASK_ISA_SSE5_SET): Likewise.
6493 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
6494 (OPTION_MASK_ISA_MMX_UNSET): Updated.
6495 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
6496 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
6497 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
6498 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
6499 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
6500 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
6501 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
6502 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
6503 (OPTION_MASK_ISA_SSE4): Removed.
6504 (ix86_handle_option): Turn on bits in ix86_isa_flags and
6505 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
6506 (override_options): Don't turn on implied SSE/MMX bits in
6509 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
6511 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6514 2008-02-18 Joey Ye <joey.ye@intel.com>
6517 * tree-nested.c (insert_field_into_struct): Set type alignment
6518 to field alignment if the former is less than the latter.
6520 2008-02-18 Jakub Jelinek <jakub@redhat.com>
6522 * BASE-VER: Set to 4.4.0.
6524 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6526 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
6527 * doc/cfg.texi: Likewise.
6528 * doc/extend.texi: Likewise.
6529 * doc/gty.texi: Likewise.
6530 * doc/invoke.texi: Likewise.
6531 * doc/loop.texi: Likewise.
6532 * doc/md.texi: Likewise.
6533 * doc/passes.texi: Likewise.
6534 * doc/rtl.texi: Likewise.
6535 * doc/sourcebuild.texi: Likewise.
6536 * doc/tm.texi: Likewise.
6537 * doc/tree-ssa.texi: Likewise.
6539 2008-02-17 Richard Guenther <rguenther@suse.de>
6542 * tree-complex.c (init_parameter_lattice_values): Handle parameters
6543 without default definition.
6545 2008-02-17 Richard Guenther <rguenther@suse.de>
6547 PR tree-optimization/35231
6548 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
6551 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
6554 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6555 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
6556 libgcc_cmp_return mode.
6558 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6561 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
6563 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
6565 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
6568 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6570 * doc/c-tree.texi: Use `@.' where appropriate.
6571 * doc/extend.texi: Likewise.
6572 * doc/install.texi: Likewise.
6573 * doc/invoke.texi: Likewise.
6574 * doc/loop.texi: Likewise.
6575 * doc/makefile.texi: Likewise.
6576 * doc/md.texi: Likewise.
6577 * doc/passes.texi: Likewise.
6578 * doc/standards.texi: Likewise.
6579 * doc/tm.texi: Likewise.
6581 2008-02-15 Jakub Jelinek <jakub@redhat.com>
6584 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
6586 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
6587 rather than in entry_bb.
6589 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6591 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
6592 libgcc_cmp_return mode.
6594 2008-02-15 Jakub Jelinek <jakub@redhat.com>
6597 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
6598 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
6600 2008-02-15 Richard Guenther <rguenther@suse.de>
6601 Zdenek Dvorak <ook@ucw.cz>
6603 PR tree-optimization/35164
6604 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
6605 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
6606 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
6607 Only propagate addresses which do not have abnormal SSA_NAMEs
6610 2008-02-15 Joseph Myers <joseph@codesourcery.com>
6613 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
6615 2008-02-15 Jan Hubicka <jh@suse.cz>
6618 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
6620 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6623 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
6624 when calculating alignment_pad.
6626 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6628 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
6629 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
6630 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
6631 and STACK_BOUNDARY define.
6633 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
6635 PR preprocessor/35061
6636 * c-pragma.c (handle_pragma_pop_macro): Check that
6637 pushed_macro_table has been allocated.
6639 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
6642 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
6643 (force_gimple_operand): Likewise.
6644 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
6645 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
6646 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
6647 (find_interesting_uses_address): Check addressability and alignment
6648 of the base expression only after substituting bases of IVs into it.
6650 2008-02-14 Michael Matz <matz@suse.de>
6653 * function.c (instantiate_virtual_regs_in_insn): Reload address
6654 before falling back to reloading the whole operand.
6656 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
6658 * config/s390/s390.c (s390_mainpool_start): Emit the pool
6659 before the first section switch note.
6661 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6663 * doc/bugreport.texi: Update copyright years.
6664 * doc/c-tree.texi: Likewise.
6665 * doc/cfg.texi: Likewise.
6666 * doc/cpp.texi: Likewise.
6667 * doc/cppinternals.texi: Likewise.
6668 * doc/fragments.texi: Likewise.
6669 * doc/frontends.texi: Likewise.
6670 * doc/gcc.texi: Likewise.
6671 * doc/gty.texi: Likewise.
6672 * doc/hostconfig.texi: Likewise.
6673 * doc/implement-c.texi: Likewise.
6674 * doc/libgcc.texi: Likewise.
6675 * doc/loop.texi: Likewise.
6676 * doc/makefile.texi: Likewise.
6677 * doc/options.texi: Likewise.
6678 * doc/passes.texi: Likewise.
6679 * doc/rtl.texi: Likewise.
6680 * doc/sourcebuild.texi: Likewise.
6681 * doc/standards.texi: Likewise.
6682 * doc/tree-ssa.texi: Likewise.
6683 * doc/trouble.texi: Likewise.
6685 * doc/extend.texi: Use @: or add comma where appropriate.
6686 * doc/invoke.texi: Likewise.
6687 * doc/tm.texi: Likewise.
6689 2008-02-14 Alan Modra <amodra@bigpond.net.au>
6692 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
6695 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
6697 * doc/md.texi (clz, ctz): Add reference.
6698 * doc/rtl.texi (clz, ctz): Likewise.
6700 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6703 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
6706 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
6708 * config/s390/s390.c (struct constant_pool): New field
6709 emit_pool_after added.
6710 (s390_mainpool_start): Set the emit_pool_after flag according
6711 to the section switch notes.
6712 (s390_mainpool_finish): Consider emit_pool_after when emitting
6713 the literal pool at the end of the function.
6714 (s390_chunkify_start): Force literal pool splits at section
6717 2008-02-13 Michael Matz <matz@suse.de>
6720 * var-tracking.c (clobber_variable_part): Correctly traverse the
6723 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6726 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
6727 Add -fdump-ipa-inline.
6728 * tree-dump.c (dump_files): Remove tree-inlined dump.
6729 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
6731 2008-02-12 Richard Guenther <rguenther@suse.de>
6733 PR tree-optimization/35171
6734 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
6737 2008-02-12 Richard Guenther <rguenther@suse.de>
6740 * fold-const.c (fold_widened_comparison): Use get_unwidened in
6741 value-preserving mode. Disallow final truncation.
6743 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
6746 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
6747 code from here to...
6748 (force_gimple_operand): ...here.
6750 2008-02-12 Jakub Jelinek <jakub@redhat.com>
6753 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
6754 non-compatible pointers.
6755 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
6756 different FIELD_DECLs, try harder by comparing field offsets, sizes
6760 * function.c (match_asm_constraints_1): Don't replace the same input
6763 2008-02-12 Anatoly Sokolov <aesok@post.ru>
6765 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
6766 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
6767 (expand_epilogue): Restore RAMPZ register.
6768 * config/avr/avr.md (RAMPZ_ADDR): New constant.
6770 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
6772 * config/i386/cygwin.asm: (__alloca): Correct calling
6773 convention and alignment.
6774 (__chkstk): Force 8 byte stack alignment.
6776 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
6777 Richard Guenther <rguenther@suse.de>
6779 PR tree-optimization/33992
6780 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
6781 the zero we compare against.
6783 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
6786 * gthr-win32.h (__gthread_mutex_destroy_function): New function
6787 to CloseHandle after unlocking to prevent accumulation of handle
6790 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6793 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
6794 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
6795 and update LABEL_NUSES during and after reload.
6797 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
6800 * combine.c (simplify_if_then_else): Make sure the comparison is
6801 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
6803 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
6806 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
6807 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
6808 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
6809 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
6810 * tree.h (get_type_static_bounds): Likewise.
6812 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6814 * doc/invoke.texi (Option Summary, C++ Dialect Options)
6815 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6816 Make -Wfoo language annotations match what the compiler outputs.
6818 2008-02-08 Sa Liu <saliu@de.ibm.com>
6820 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
6821 intrinsics spu_convts, spu_convtu, spu_convtf.
6823 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
6825 * doc/extend.texi (Function Attributes) <noinline>: Mention
6826 asm ("") as method to keep calls.
6828 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6831 * doc/options.texi (Options): Replace references to opts.sh with
6833 * opts-common.c: Likewise.
6834 * optc-gen.awk: Likewise.
6836 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
6838 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
6840 2008-02-07 Richard Henderson <rth@redhat.com>
6843 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
6844 EXPR_LIST for the REG_EQUAL instead of a comparison with a
6847 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
6849 PR tree-optimization/35085
6850 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
6851 for operand entry oe2 in addition to operand entry oe3 in order to
6852 expose more opportunities for vectorizer sum reduction.
6854 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6857 * Makefile.in (LIBS): Remove $(GMPLIBS).
6858 (cc1-dummy, cc1): Add $(GMPLIBS).
6860 2008-02-06 Jan Hubicka <jh@suse.cz>
6863 * i386.md (moddf_integer): Do not produce partial memory stalls for
6864 targets where it hurts.
6866 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
6869 * optabs.c (expand_float): Do not check for decimal modes when
6870 expanding unsigned integer through signed conversion.
6872 2008-02-06 Nick Clifton <nickc@redhat.com>
6874 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
6875 inside the clobber with a match_operand and duplicated operand
6876 number in the constraint.
6877 (ineqbranchsi): Delete redundant comment.
6879 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6881 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
6882 builtin_define ("__USE_INIT_FINI__").
6883 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
6885 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
6887 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6889 PR documentation/30330
6890 * doc/invoke.texi (C++ Dialect Options)
6891 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6892 For each warning option -Wfoo that allows -Wno-foo, ensure both
6893 -Wfoo and -Wno-foo are listed in the option index. Fix index
6894 entry of -Wswitch-default, index -Wnormalized= including the
6895 `=', and -Wlarger-than-@var{len} including @var{len}.
6897 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6899 * config/i386/i386.md (floatunssisf2): Use
6900 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
6901 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
6902 Macroize expander using MODEF mode iterator.
6904 2008-02-05 Diego Novillo <dnovillo@google.com>
6906 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
6909 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
6911 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6914 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
6916 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
6919 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
6920 to indicate if a message should be generated.
6921 (init_cumulative_args): Updated.
6922 (function_value_32): Likewise.
6924 2008-02-05 Joseph Myers <joseph@codesourcery.com>
6926 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
6928 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6931 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
6932 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
6934 2008-02-04 Diego Novillo <dnovillo@google.com>
6936 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
6939 * tree-vrp.c (vrp_evaluate_conditional): With
6940 -Wtype-limits, emit a warning when comparing against a
6941 constant outside the natural range of OP0's type.
6943 2008-02-04 Richard Guenther <rguenther@suse.de>
6946 * expr.c (count_type_elements): Give for unions instead of
6949 2008-02-04 Richard Guenther <rguenther@suse.de>
6952 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
6953 to TYPE_DOMAINs base type instead of using bitsizetype here.
6955 2008-02-03 Jason Merrill <jason@redhat.com>
6957 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
6959 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6962 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
6963 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
6964 (RS/6000 and PowerPC Options): Fix typos and markup.
6965 * doc/passes.texi (Tree-SSA passes): Likewise.
6967 2008-02-02 Michael Matz <matz@suse.de>
6970 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
6971 from record_last_reg_set_info.
6972 (record_last_reg_set_info): Take an RTX argument, iterate over all
6973 constituent hardregs.
6974 (record_last_set_info, record_opr_changes): Change calls to
6975 new signature or to record_last_reg_set_info_regno.
6977 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
6979 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
6981 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
6983 PR rtl-optimization/34773
6984 * reg-notes.def (EQUAL): Mention significance of combination of
6985 REG_EQUAL and REG_RETVAL.
6986 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
6987 insn that has a REG_RETVAL.
6989 2008-02-01 Roger Sayle <roger@eyesopen.com>
6992 * configure.ac (--enable-fixed-point): Disable unless explicitly
6994 * configure: Regenerate.
6996 2008-02-01 Richard Guenther <rguenther@suse.de>
6999 * invoke.texi (-finline-limit): Remove no longer true parts
7000 of the documentation. Note that there is no default value.
7002 2008-02-01 Andrew Pinski <pinskia@gmail.com>
7003 Mark Mitchell <mark@codesourcery.com>
7004 Ben Elliston <bje@au.ibm.com>
7007 * doc/extend.texi (Other Builtins): Document.
7009 2008-01-31 Tom Browder <tom.browder@gmail.com>
7011 * doc/c-tree.texi (Types): Fix grammar.
7012 (Expression trees): Ditto.
7013 * doc/passes.texi (Tree-SSA passes): Ditto.
7015 * doc/configterms.texi (Configure Terms): Fix typo.
7016 * doc/cpp.texi (Common Predefined Macros): Ditto.
7017 * doc/md.texi (Machine Constraints): Ditto.
7019 * doc/makefile.texi (Makefile): Add comma.
7021 2008-01-31 Tom Browder <tom.browder@gmail.com>
7022 Gerald Pfeifer <gerald@pfeifer.com>
7024 * doc/sourcebuild.texi (Front End): Remove references to CVS
7025 and CVSROOT/modules.
7026 (Texinfo Manuals): Replace reference to CVS by one to SVN.
7027 (Back End): Remove reference to CVS.
7029 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7032 * config/mips/mips.c (gen_load_const_gp): New function, taking a
7034 (mips16_gp_pseudo_reg): ...here.
7035 * config/mips/mips.md (load_const_gp): Replace with...
7036 (load_const_gp_<mode>): ...this :P-based insn.
7038 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7040 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
7041 options. Minor fixes.
7042 (-std): Move reference to standards closer to where language
7043 standards are first mentioned.
7045 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7047 PR rtl-optimization/34995
7048 * reload.c (alternative_allows_const_pool_ref): Take an rtx
7049 parameter and return a bool. If the rtx parameter is nonnull,
7050 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
7051 (find_reloads): Update call accordingly. Pass the new operand
7052 if it needed no address reloads, otherwise pass null.
7054 2008-01-30 Richard Henderson <rth@redhat.com>
7057 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
7058 for unbounded arrays.
7060 2008-01-30 Silvius Rus <rus@google.com>
7062 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
7064 2008-01-30 Jan Hubicka <jh@suse.cz>
7067 * i386.c (init_cumulative_args): Use real function declaration when
7070 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
7072 PR rtl-optimization/34998
7073 * global.c (build_insn_chain): Treat non-subreg_lowpart
7074 SUBREGs of pseudos as clobbering all the words covered by the
7075 SUBREG, not just all the bytes.
7076 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
7077 original df_ref rather than an extract parameter.
7078 (global_conflicts): Update call accordingly.
7080 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
7082 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
7083 the overflow check to make it easier to read.
7084 (__fixtfdi): Change the type of the ll member in union
7085 long_double to UDItype_x.
7087 2008-01-30 Jakub Jelinek <jakub@redhat.com>
7090 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
7091 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
7092 * tree-inline.c (fold_marked_statements): Call
7093 cgraph_update_edges_for_call_stmt if folding a call statement.
7094 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
7095 debug_generic_stmt calls, reset it back afterwards.
7098 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
7100 * c-typeck.c (build_external_ref): Don't pedwarn about
7101 static vars in current function's scope.
7103 2008-01-29 Joseph Myers <joseph@codesourcery.com>
7105 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
7107 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
7110 * ipa-struct-reorg.c: Fix spelling.
7111 * params.def: Ditto.
7113 2008-01-29 Richard Guenther <rguenther@suse.de>
7116 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
7118 * tree-inline.c (remap_type): Increment remapping_type_depth
7119 around remapping types.
7120 (copy_body_r): Only add referenced variables if they are referenced
7121 from code, not types.
7123 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
7134 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
7135 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
7137 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
7140 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
7141 pointer for tiny stack.
7143 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
7145 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
7147 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
7149 * config/vx-common.h: Fix typo in comment.
7151 2008-01-28 Ian Lance Taylor <iant@google.com>
7155 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
7156 coalesce pointers if they have different DECL_NO_TBAA_P values.
7157 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
7158 between variables with different DECL_NO_TBAA_P values.
7160 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
7163 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
7164 are not legitimate small data references on SPE targets.
7166 2008-01-28 David Daney <ddaney@avtrex.com>
7168 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
7170 2008-01-28 David Daney <ddaney@avtrex.com>
7172 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
7174 2008-01-27 Joseph Myers <joseph@codesourcery.com>
7176 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
7177 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
7178 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
7179 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
7180 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
7181 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
7182 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
7183 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
7185 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7187 * basic-block.h (condjump_equiv_p): Fix comment.
7189 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7191 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
7192 print_generic_stmt_indented): Fix comment.
7194 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7196 * configure.ac (__stack_chk_fail): Add detecion for availability
7197 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
7198 * configure: Regenerate.
7200 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
7203 * final.c (output_addr_const): Handle TRUNCATE.
7205 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
7208 * tree-ssa-loop-ivopts.c (comp_cost): New type.
7209 (zero_cost, infinite_cost): New constants.
7210 (struct cost_pair): Change type of cost to comp_cost.
7211 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
7212 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
7214 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
7215 split_address_cost, ptr_difference_cost, difference_cost,
7216 get_computation_cost_at, get_computation_cost,
7217 determine_use_iv_cost_generic, determine_use_iv_cost_address,
7218 determine_use_iv_cost_condition, determine_use_iv_costs,
7219 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
7220 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
7221 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
7222 Change type of cost to comp_cost.
7223 (determine_iv_cost): Increase cost of non-original ivs, instead
7224 of decreasing the cost of original ones.
7225 (get_address_cost): Indicate the complexity of the addressing mode
7227 (try_add_cand_for): Prefer using ivs not specific to some object.
7228 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
7230 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
7231 Janis Johnson <janis187@us.ibm.com>
7234 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
7235 (TARGET_INSTANTIATE_DECLS): Likewise.
7236 * target.h (expand_to_rtl_hook): New target hook.
7237 (instantiate_decls): Likewise.
7238 * function.c (instantiate_decl): Make non-static. Rename to...
7239 (instantiate_decl_rtl): ... this.
7240 (instantiate_expr): Use instantiate_decl_rtl.
7241 (instantiate_decls_1): Likewise.
7242 (instantiate_decls): Likewise.
7243 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
7244 * function.h (instantiate_decl_rtl): Add prototype.
7245 * cfgexpand.c (target.h): New include.
7246 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
7247 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
7248 (TARGET_INSTANTIATE_DECLS): Likewise.
7249 (TARGET_INITIALIZER): New target hooks added.
7250 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
7252 * config/rs6000/rs6000.c (tree-flow.h): New include.
7253 (machine_function): Add sdmode_stack_slot field.
7254 (rs6000_alloc_sdmode_stack_slot): New function.
7255 (rs6000_instantiate_decls): Likewise.
7256 (rs6000_secondary_memory_needed_rtx): Likewise.
7257 (rs6000_check_sdmode): Likewise.
7258 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
7259 (TARGET_INSTANTIATE_DECLS): Likewise.
7260 (rs6000_hard_regno_mode_ok): Allow SDmode.
7261 (num_insns_constant): Likewise. Handle _Decimal32 constants.
7262 (rs6000_emit_move): Handle SDmode.
7263 (function_arg_advance): Likewise.
7264 (function_arg): Likewise.
7265 (rs6000_gimplify_va_arg): Likewise. Add special handling of
7266 SDmode var args for 32-bit compiles.
7267 (rs6000_secondary_reload_class): Handle SDmode.
7268 (rs6000_output_function_epilogue): Likewise.
7269 (rs6000_function_value): Simplify if statement.
7270 (rs6000_libcall_value): Likewise.
7271 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
7272 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
7273 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
7274 (movsd_hardfloat): New define_insn.
7275 (movsd_softfloat): Likewise.
7276 (movsd_store): Likewise.
7277 (movsd_load): Likewise.
7278 (extendsddd2): Likewise.
7279 (extendsdtd2): Likewise.
7280 (truncddsd2): Likewise.
7281 (movdd_hardfloat64): Fixup comment.
7282 (UNSPEC_MOVSD_LOAD): New constant.
7283 (UNSPEC_MOVSD_STORE): Likewise.
7285 2008-01-26 Jakub Jelinek <jakub@redhat.com>
7288 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
7290 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
7291 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
7292 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
7295 2008-01-26 David Edelsohn <edelsohn@gnu.org>
7298 * config.gcc: Separate AIX 5.3 from AIX 6.1.
7299 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7300 __LONGDOUBLE128 too.
7301 * config/rs6000/aix61.h: New file.
7303 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
7305 PR rtl-optimization/34959
7306 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
7307 popcount and parity rtxes the same mode as their operand.
7308 Truncate or extend the result to the return value's mode
7311 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
7314 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
7315 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
7316 to GOT_VERSION_REGNUM.
7317 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
7318 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
7319 * config/mips/mips.c (mips_emit_call_insn): New function.
7320 (mips_call_tls_get_addr): Call mips_expand_call directly.
7321 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
7323 (mips16_build_call_stub): Likewise. Return the call insn or null.
7324 (mips_expand_call): Update the call to mips16_build_call_stub
7325 accordingly and a remove redundant condition. Assert that MIPS16
7326 stubs do not use lazy binding. Use mips_emit_call_insn and return
7328 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
7330 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
7331 (mips_avoid_hazard): Remove hazard_set handling.
7332 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
7333 (UNSPEC_RESTORE_GP): ...this.
7334 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
7335 (FAKE_CALL_REGNO): Rename to...
7336 (GOT_VERSION_REGNUM): ...this.
7337 (type): Add "ghost" value. Add an associated insn reservation.
7338 (hazard_set): Remove.
7339 (exception_receiver): Rename to...
7340 (restore_gp): ...this and update the unspec identifier accordingly.
7341 (exception_receiver, nonlocal_got_receiver): New expanders.
7342 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
7343 FAKE_CALL_REGNO. Remove hazard_set attribute.
7344 (set_got_version, update_got_version): New patterns.
7346 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
7349 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
7351 2008-01-25 Joseph Myers <joseph@codesourcery.com>
7354 * doc/install.texi2html: Generate gcc-vers.texi.
7356 2008-01-25 DJ Delorie <dj@redhat.com>
7358 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7360 2008-01-25 Joseph Myers <joseph@codesourcery.com>
7362 * config/c4x: Remove directory.
7363 * config.gcc (crx-*, mt-*): Mark obsolete.
7364 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
7365 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
7366 sh-*-rtemscoff*): Remove cases.
7367 * defaults.h (C4X_FLOAT_FORMAT): Remove.
7368 * real.c (encode_c4x_single, decode_c4x_single,
7369 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
7370 c4x_extended_format): Remove.
7371 * real.h (c4x_single_format, c4x_extended_format): Remove.
7372 * doc/extend.texi (interrupt, naked): Remove mention of attributes
7374 (Pragmas): Remove comment about c4x pragmas.
7375 * doc/install.texi (c4x): Remove target-specific instructions.
7376 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
7377 * doc/md.texi (Machine Constraints): Remove C4x documentation.
7378 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
7379 refer to C4x source files as examples.
7380 (C4X_FLOAT_FORMAT): Remove documentation.
7382 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
7384 * config/bfin/bfin.c (override_options): Reorder tests so that
7385 flag_pic gets enabled for -msep-data.
7387 2008-01-25 Richard Guenther <rguenther@suse.de>
7390 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
7391 to its bitfield precision if required.
7393 2008-01-25 Jakub Jelinek <jakub@redhat.com>
7396 * tree-nested.c (walk_omp_for): New function.
7397 (convert_nonlocal_reference, convert_local_reference): Call
7398 walk_omp_for on OMP_FOR.
7399 (convert_call_expr): Call walk_body on OMP_FOR's
7400 OMP_FOR_PRE_INIT_BODY.
7402 2008-01-25 Richard Guenther <rguenther@suse.de>
7404 PR tree-optimization/34966
7405 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
7406 default defs and PHI_NODEs we have to insert after the
7409 2008-01-24 Nick Clifton <nickc@redhat.com>
7411 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
7412 Provide a default definition.
7413 (LIBGCC2_UNITS_PER_WORD): Likewise.
7415 * config/stormy16/stormy16.c: Include df.h for the prototype
7416 for df_regs_ever_live_p.
7417 (xstormy16_expand_builtin_va_start): Convert the stack offset
7418 into a component_ref and then use POINTER_PLUS_EXPR to add it
7419 to the incoming_virtual_args_rtx.
7420 (xstormy16_gimplify_va_arg_expr): Rename to
7421 xstormy16_gimplify_va_arg_expr.
7422 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
7423 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
7424 xstormy16_gimplify_va_arg_expr.
7425 Fix up some formatting issues.
7427 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
7428 Move to predicates.md.
7429 (xs_hi_general_operand): Likewise.
7430 (xs_hi_nonmemory_operand): Likewise.
7431 * config/stormy16/predicates.md:
7432 (xstormy16_carry_plus_operand): New predicate.
7433 (xs_hi_general_operand): New predicate.
7434 (xs_hi_nonmemory_operand): New predicate.
7435 * config/stormy16/stormy16-protos.h:
7436 (xstormy16_carry_plus_operand): Delete prototype.
7437 (xs_hi_general_operand): Likewise.
7438 (xs_hi_nonmemory_operand): Likewise.
7440 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
7441 modifiers as they are no longer needed and they can trigger
7442 reload spill failures.
7444 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
7445 with a match_operand in order to help reload.
7447 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
7448 constraint with 'e' for the 8th alternative as this version of
7449 the mov.w instruction only accepts the lower 8 registers.
7451 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
7454 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
7455 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
7458 2008-01-25 Jakub Jelinek <jakub@redhat.com>
7461 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
7463 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
7465 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
7467 (remove_structure): Update allocations list before removing structure.
7469 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
7471 * ipa-struct-reorg.c (is_safe_cond_expr,
7472 create_new_stmts_for_cond_expr): Use integer_zerop function,
7473 that recognize not only zero-pointer, but zero-integer too.
7475 2008-01-25 Ben Elliston <bje@au.ibm.com>
7478 * fixproto: Escape "." in sed expression that strips leading "./".
7480 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
7483 * gcc.c (SWITCH_OK): Removed.
7484 (SWITCH_LIVE): Changed to bit.
7485 (SWITCH_FALSE): Likewise.
7486 (SWITCH_IGNORE): Likewise.
7487 (switchstr): Change live_cond to unsigned int.
7488 (process_command): Replace SWITCH_OK with 0.
7489 (do_self_spec): Likewise.
7490 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
7491 (give_switch): Likewise.
7492 (used_arg): Likewise.
7493 (do_spec_1): Set the SWITCH_IGNORE bit.
7494 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
7495 bits. Set the SWITCH_LIVE bit.
7497 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7499 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
7501 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
7503 PR tree-optimization/34472
7504 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
7505 parameter to a "bool *" and set *DATA to false if there is
7506 an unsafe access. Do not delete the structure here.
7507 (check_cond_exprs): Delete it here instead.
7508 (check_cond_exprs, exclude_cold_structs): Do not increase
7509 I when removing a structure.
7511 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
7514 * config/i386/i386.c (ix86_expand_vector_init): Consider only
7515 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
7517 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
7520 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
7521 a fixed vector for stack.
7523 2008-01-24 Ben Elliston <bje@au.ibm.com>
7526 * doc/gcc.texi (Software development): Add a direntry for g++.
7528 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
7530 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
7531 stale and straggling -fforce-addr comments above.
7533 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
7535 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
7536 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
7538 2008-01-23 Michael Matz <matz@suse.de>
7541 * dwarf2out.c (force_type_die): Use modified_type_die instead of
7544 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
7546 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
7549 2008-01-23 Anatoly Sokolov <aesok@post.ru>
7551 * config/avr/avr.c (avr_current_arch): New variable.
7552 (avr_arch_types): Add 'avr31' and 'avr51' entries.
7553 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
7554 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
7555 (avr_override_options): Init 'avr_current_arch'.
7556 (base_arch_s): Move from here...
7557 * config/avr/avr.h (base_arch_s): ... here. Add new members
7558 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
7559 'mega' to 'have_jmp_call'.
7560 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
7561 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
7563 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
7565 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
7566 MULTILIB_MATCHES): (Ditto.).
7568 2008-01-23 Richard Guenther <rguenther@suse.de>
7571 * cgraphunit.c (cgraph_reset_node): Always mark the node
7572 not reachable if it is not queued already.
7574 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
7576 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
7577 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
7578 (cputype_selected): New static variable.
7579 (bfin_handle_option): Set it if -mcpu is used.
7580 (override_option): Select default set of workarounds if no cpu type
7581 selected on the command line.
7582 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
7584 From Michael Frysinger <michael.frysinger@analog.com>
7585 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
7586 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
7588 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
7589 for bf547, bf523, bf524, and bf526.
7590 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
7592 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7593 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
7594 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
7595 __ADSPBF547__ and __ADSPBF54x__ for bf547.
7596 * doc/invoke.texi (Blackfin Options): Document that
7597 -mcpu now accept bf547, bf523, bf524, and bf526.
7599 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
7601 PR rtl-optimization/34628
7602 * combine.c (try_combine): Stop and undo after the first combination
7603 if an autoincrement side-effect on the first insn has effectively
7606 2008-01-22 David Edelsohn <edelsohn@gnu.org>
7609 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
7610 Offset addresses are not valid for Altivec or paired float modes.
7612 2008-01-22 Jakub Jelinek <jakub@redhat.com>
7615 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
7616 if DECL_INITIAL (decl) is error_mark_node.
7619 * c-common.c (handle_vector_size_attribute): Only allow
7620 integral, scalar float and fixed point types. Handle OFFSET_TYPE
7621 the same way as pointer, array etc. types.
7622 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
7625 * tree.c (build_type_attribute_qual_variant): Call
7626 build_qualified_type if attributes are equal, but quals are not.
7628 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7631 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
7632 * flags.h (warn_strict_aliasing): Remove.
7633 (warn_strict_overflow): Remove.
7634 * opts.c (warn_strict_aliasing): Remove.
7635 (warn_strict_overflow): Remove.
7636 * c-opts.c (c_common_handle_option): -Wall only sets
7637 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
7638 (c_common_post_options): Give default values to -Wstrict-aliasing
7639 and -Wstrict-overflow if they are uninitialized.
7640 * common.opt (Wstrict-aliasing): Specify Var and Init.
7641 (Wstrict-overflow): Likewise.
7643 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
7645 PR rtl-optimization/26854
7646 PR rtl-optimization/34400
7647 PR rtl-optimization/34884
7648 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
7650 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
7651 (df_rd_bb_info.expanded_lr_out): Deleted
7652 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
7653 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
7654 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
7655 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
7656 Removed code to allocate, initialize or free expanded_lr_out.
7657 (df_rd_bb_local_compute_process_def): Restructured to make more
7659 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
7660 sets if the sets are being trimmed.
7662 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
7665 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
7666 (as_vers): Likewise.
7667 * configure: Regenerated.
7669 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7672 * tree-pass.h (pass_build_alias): New pass.
7673 * tree-ssa-alias.c (gate_build_alias): New.
7674 (pass_build_alias): New.
7675 * passes.c (init_optimization_passes): Add pass_build_alias after
7676 pass_create_structure_vars.
7678 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
7680 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
7681 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
7682 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
7683 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
7684 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
7685 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
7686 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
7687 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
7688 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
7689 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
7690 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
7691 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
7692 * config/s390/s390.md (FP_ALL): New mode iterator.
7693 (_d): New mode attribute.
7694 ("*signbit<mode>2>"): Changed mode of first operand.
7695 ("isinf<mode>2"): Changed mode of first operand.
7696 ("*TDC_insn"): Adaptation for DFP modes.
7698 2008-01-22 Ben Elliston <bje@au.ibm.com>
7700 * tree.c (check_qualified_type): Improve function description.
7702 2008-01-21 Jason Merrill <jason@redhat.com>
7705 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
7706 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
7709 2008-01-21 DJ Delorie <dj@redhat.com>
7711 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
7714 2008-01-21 Richard Guenther <rguenther@suse.de>
7717 * tree-cfg.c (verify_expr): Allow all invariant expressions
7718 instead of just constant class ones as reference argument.
7719 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
7720 like any other constant.
7721 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7723 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
7725 * regmove.c (fixup_match_1): Update call crossed frequencies.
7727 2008-01-21 Richard Guenther <rguenther@suse.de>
7730 * tree-inline.c (setup_one_parameter): Deal with mismatched
7731 types using a VIEW_CONVERT_EXPR.
7733 2008-01-21 Alon Dayan <alond@il.ibm.com>
7734 Olga Golovanevsky <olga@il.ibm.com>
7736 PR tree-optimization/34701
7737 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
7738 when the structure size is not a power of 2.
7740 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
7742 * doc/install.texi: Add doc for --enable-checking=df.
7744 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
7746 PR rtl-optimization/34808
7747 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
7749 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7751 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
7754 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7756 PR rtl-optimization/26854
7757 PR rtl-optimization/34400
7758 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
7760 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
7761 (df_rd_bb_info.expanded_lr_out): New.
7762 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
7763 * loop_iv.c (iv_analysis_loop_init): Ditto.
7764 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
7765 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
7766 Added code to allocate, initialize or free expanded_lr_out.
7767 (df_rd_bb_local_compute_process_def): Restructured to make
7768 more understandable.
7769 (df_rd_confluence_n): Add code to do nothing with fake edges and
7770 code to no apply invalidate_by_call sets if the sets are being trimmed.
7771 (df_lr_local_finalize): Renamed to df_lr_finalize.
7772 (df_live_local_finalize): Renamed to df_live_finalize.
7774 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7777 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
7778 deciding whether to use reciprocal instructions.
7780 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
7782 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
7783 dwarf2out_note_section_used if cold_text_section is NULL.
7785 2008-01-19 Jakub Jelinek <jakub@redhat.com>
7787 PR gcov-profile/34610
7788 * tree-cfg.c (make_edges): Mark both outgoing edges from
7789 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
7790 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
7791 from OMP_FOR and OMP_CONTINUE outgoing edges.
7793 * tree-profile.c (tree_profiling): Return early if
7794 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
7796 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
7797 from cfun to child_cfun.
7798 * function.h (struct function): Add after_tree_profile bit.
7800 2008-01-19 Anatoly Sokolov <aesok@post.ru>
7802 * config/avr/avr.S (_exit): Disable interrupt.
7804 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7805 Steven Bosscher <stevenb.gcc@gmail.com>
7807 PR rtl-optimization/26854
7808 PR rtl-optimization/34400
7809 * df-problems.c (df_live_scratch): New scratch bitmap.
7810 (df_live_alloc): Allocate df_live_scratch when doing df_live.
7811 (df_live_reset): Clear the proper bitmaps.
7812 (df_live_bb_local_compute): Only process the artificial defs once
7813 since the order is not important.
7814 (df_live_init): Init the df_live sets only with the variables
7815 found live by df_lr.
7816 (df_live_transfer_function): Use the df_lr sets to prune the
7817 df_live sets as they are being computed.
7818 (df_live_free): Free df_live_scratch.
7820 2008-01-18 Ian Lance Taylor <iant@google.com>
7822 * common.opt: Add fmerge-debug-strings.
7823 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
7824 flag_merge_debug_strings rather than flag_merge_constants.
7825 * doc/invoke.texi (Option Summary): Mention
7826 -fmerge-debug-strings.
7827 (Debugging Options): Document -fmerge-debug-strings.
7829 2008-01-18 Ian Lance Taylor <iant@google.com>
7832 * tree.h (DECL_IS_OPERATOR_NEW): Define.
7833 (struct tree_function_decl): Add new field operator_new_flag.
7834 * tree-inline.c (expand_call_inline): When inlining a call to
7835 operator new, force the return value to go into a variable, and
7836 set DECL_NO_TBAA_P on that variable.
7837 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
7839 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
7842 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
7843 DWARF2_DEBUGGING_INFO.
7844 (dwarf2out_note_section_used): Ditto. Add prototype.
7845 (have_multiple_function_sections, text_section_used,
7846 cold_text_section_used, *cold_text_sections): Move declarations
7849 2008-01-17 Bob Wilson <bob.wilson@acm.org>
7851 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
7852 field and add signal_ra.
7853 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
7854 assignments to frame state pc. Move end of stack check after
7855 MD_FALLBACK_FRAME_STATE_FOR.
7856 (uw_update_context_1): Use frame state signal_regs if set, instead
7857 of checking signal_frame flag.
7858 (uw_update_context): Use frame state signal_ra if set.
7859 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
7860 * config/xtensa/linux-unwind.h: New file.
7862 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
7864 * modulo-sched.c (get_sched_window): Fix comment typo.
7866 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
7868 PR tree-optimization/34648
7869 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
7871 2008-01-17 Anatoly Sokolov <aesok@post.ru>
7873 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
7874 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
7876 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
7878 PR rtl-optimization/34400
7879 * df-core.c (df_worklist_dataflow_overeager,
7880 df_worklist_dataflow_doublequeue): New functions.
7881 (df_worklist_dataflow): Two different worklist solvers.
7882 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
7885 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7888 * doc/invoke.texi: Document the dependence on pthread for fopenmp
7889 and ftree-parallelize-loops.
7891 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
7893 PR rtl-optimization/34826
7894 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
7896 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
7898 * global.c (find_reg): Mark the eh regs as used if necessary.
7899 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
7900 * ra.h (struct allocno): no_eh_reg field added. Changed
7901 no_stack_reg type to bitfield.
7903 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
7905 * tree.c (substitute_in_expr): Add missing 'break'.
7907 2008-01-17 Richard Guenther <rguenther@suse.de>
7909 PR tree-optimization/34825
7910 * tree-ssa-math-opts.c (is_division_by): Do not recognize
7911 x / x as division to handle.
7913 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7915 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
7916 "-pthread" is specified.
7917 * pa-hpux11.h (LIB_SPEC): Likewise.
7919 2008-01-16 Janis Johnson <janis187@us.ibm.com>
7920 Peter Bergner <bergner@vnet.ibm.com>
7922 PR rtl-optimization/33796
7923 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
7925 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7927 PR libgfortran/34699
7928 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
7930 * pa-hpux10.h (LINK_SPEC): Likewise.
7931 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
7933 2008-01-16 Richard Guenther <rguenther@suse.de>
7936 * fold-const.c (fold_convert_const_int_from_int): Do not
7937 set overflow if that occured only because of a sign extension
7938 change when converting from/to a sizetype with the same
7939 precision and signedness.
7941 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7944 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
7945 location address to the correct place. Update copyright year.
7947 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7949 * lambda-code.c (lambda_transform_legal_p): Handle the case of
7950 no dependences in the dependence_relations vector.
7952 2008-01-16 Jan Hubicka <jh@suse.cz>
7954 PR rtl-optimization/31396
7955 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
7956 * cfg.c (dump_reg_info): Print it.
7957 * regs.h (struct reg_info_t): add freq_calls_crossed.
7958 (REG_FREQ_CALLS_CROSSED): New macro.
7959 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
7960 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
7961 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
7962 regmove_optimize): Update call crossed frequencies.
7963 * local-alloc.c (struct qty): Add freq_calls_crossed.
7964 (alloc_qty): Copute freq_calls_crossed.
7965 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
7966 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
7967 * ra.h (struct allocno): Add freq_calls_crossed.
7969 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7971 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
7972 libgomp when compiling with ftree-parallelize-loops.
7973 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
7975 2008-01-16 Richard Guenther <rguenther@suse.de>
7977 PR tree-optimization/34769
7978 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
7979 * tree.c (int_cst_value): Instead make this function more
7980 permissive in what it accepts as valid input. Document this
7981 function always sign-extends the value.
7983 2008-01-16 Jakub Jelinek <jakub@redhat.com>
7984 Richard Guenther <rguenther@suse.de>
7987 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
7988 (gimple_fold_indirect_ref_rhs): ... this.
7989 (gimple_fold_indirect_ref): New function with foldings
7990 that preserve lvalueness.
7991 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
7992 * tree-flow.h (gimple_fold_indirect_ref): Declare.
7993 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
7994 to fold an INDIRECT_REF, fall back to the old use of
7995 fold_indirect_ref_1.
7997 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7999 * tree-data-ref.c (subscript_dependence_tester_1): Call
8000 free_conflict_function.
8001 (compute_self_dependence): Same.
8003 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
8006 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
8007 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
8009 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
8010 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
8011 for DWARF2_UNWIND_INFO targets.
8013 2008-01-16 Richard Guenther <rguenther@suse.de>
8016 * c-typeck.c (common_pointer_type): Do not merge inconsistent
8017 type qualifiers for function types.
8019 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
8021 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
8022 loop_iterator li from previous commit.
8024 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
8026 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
8028 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
8030 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
8031 (parallelize_loops): Don't parallelize irreducible components.
8033 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8036 * c-opts (c_common_post_options): Do not enable CPP
8037 flag_pedantic_errors by default.
8039 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
8041 PR rtl-optimization/31944
8042 * cse.c (remove_pseudo_from_table): New function.
8043 (merge_equiv_classes): Use above function to remove pseudo-registers.
8044 (invalidate): Likewise.
8046 2008-01-13 Richard Guenther <rguenther@suse.de>
8049 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
8050 instead of TYPE_MODE to deal with calls from expand_one_error_var.
8052 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
8054 * gcse.c (cprop_jump): Call validate_unshare_change instead of
8055 validate_change to unshare the source of the PC set.
8057 2008-01-12 Jan Hubicka <jh@suse.cz>
8060 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
8061 references above array bounds. This might trigger bounds checks for
8064 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
8066 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
8067 new_replaceable_dependencies.
8069 2008-01-12 Doug Kwan <dougkwan@google.com>
8071 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
8072 instead of OPT_Wreturn_type in warning due to ignored return type
8074 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
8075 options included in -Wextra.
8076 * c.opt: New option -Wignored_qualifiers.
8077 * doc/invoke.texi (Warning Options, -Wextra): Add new option
8078 -Wignore_qualifiers.
8079 (-Wignored-qualifiers): Document.
8080 (-Wreturn-type): Remove description of functionality now handled
8081 by -Wignored-qualifiers.
8083 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
8086 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
8087 NOP_EXPR if it is between integral types with the same precision.
8089 2008-01-12 Jan Hubicka <jh@suse.cz>
8092 * invoke.texi (max-inline-recursive-depth): Fix default value.
8094 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
8096 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
8099 2008-01-11 Bob Wilson <bob.wilson@acm.org>
8101 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
8103 2008-01-11 James E. Wilson <wilson@specifix.com>
8106 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
8108 2008-01-11 Anatoly Sokolov <aesok@post.ru>
8110 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
8111 save/restore frame pointer register and don't use 'call-prologues'
8112 optimization in function with "OS_task" attribute.
8114 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
8117 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
8118 when copying to memory.
8120 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
8122 PR rtl-optimization/30905
8123 * cfgcleanup.c: Include dce.h
8124 (crossjumps_occured): New global variable.
8125 (try_crossjump_bb): Exit loop after finding a fallthru edge.
8126 If something changed, set crossjumps_occured to true.
8127 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
8128 Don't add/remove fake edges to exit here...
8129 (cleanup_cfg): ...but do it here, when crossjumping.
8130 Run a fast DCE when successful crossjumps occured in the latest
8131 iteration of try_optimize_cfg.
8133 2008-01-11 Richard Guenther <rguenther@suse.de>
8135 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
8136 (struct vn_unary_op_s): Likewise.
8137 (vn_reference_insert): Free old reference on hash collision.
8139 2008-01-10 Raksit Ashok <raksit@google.com>
8141 PR rtl-optimization/27971
8142 * combine.c (find_split_point): Split PLUS expressions which are
8143 inside a MEM rtx, and whose first operand is complex.
8145 2008-01-10 DJ Delorie <dj@redhat.com>
8147 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
8148 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
8149 (m32c_hard_regno_ok): Call the underlying function.
8151 2008-01-10 Richard Guenther <rguenther@suse.de>
8154 * tree-cfg.c (tree_merge_blocks): Do not go through the
8155 full-blown folding and stmt updating path if we just deal
8156 with virtual operands.
8157 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
8158 test for abnormal SSA_NAMEs.
8160 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
8163 * reload.c (push_reload): Add assertions. All constants from
8164 reg_equiv_constant should have been used for replacing the respective
8166 (find_reloads_address): Invoke find_reloads_address_part for
8167 constant taken from the reg_equiv_constant array.
8169 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
8171 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
8172 field (valnum) the first in the struct. Replace bools with
8175 2008-01-10 Richard Guenther <rguenther@suse.de>
8177 PR tree-optimization/34651
8178 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
8179 types and ordering for masking and converting.
8181 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
8183 PR tree-optimization/34017
8184 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
8185 also for PHI_NODE expressions.
8187 2008-01-09 Jan Hubicka <jh@suse.cz>
8189 PR tree-optimization/34708
8190 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
8191 based on number of case labels.
8192 (init_inline_once): Remove switch_cost.
8193 * tree-inline.h (eni_weights_d): Remove switch_cost.
8195 2008-01-09 Richard Guenther <rguenther@suse.de>
8196 Andrew Pinski <andrew_pinski@playstation.sony.com>
8199 * gimplify.c (gimplify_cond_expr): Do not create an addressable
8200 temporary if an rvalue is ok or an lvalue is not required.
8202 2008-01-09 Richard Guenther <rguenther@suse.de>
8205 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
8208 2008-01-09 Richard Guenther <rguenther@suse.de>
8211 * tree.c (host_integerp): Check for sizetype only if the
8212 type is an integer type.
8214 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
8217 * opts.c (decode_options): Disable inlining of functions called
8218 once if not in unit-at-a-time mode.
8220 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
8222 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
8224 2008-01-08 Richard Guenther <rguenther@suse.de>
8227 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
8228 out early if the result will be unused.
8230 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
8235 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8236 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
8239 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
8241 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
8242 for vectorization tuned.
8244 2008-01-08 Richard Guenther <rguenther@suse.de>
8246 PR tree-optimization/34683
8247 * tree-ssa-operands.c (operand_build_cmp): Export.
8248 * tree-ssa-operands.h (operand_build_cmp): Declare.
8249 * tree-vn.c (vuses_compare): Remove.
8250 (sort_vuses): Use operand_build_cmp.
8251 (sort_vuses_heap): Likewise.
8252 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
8253 to re-use old VEC if available. Do not sort already sorted VUSEs.
8254 (vdefs_to_vec): Do not sort already sorted VDEFs.
8256 2008-01-08 Jakub Jelinek <jakub@redhat.com>
8259 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
8261 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
8264 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
8265 limitations of reciprocal sequences on x86 targets.
8267 2008-01-08 Richard Guenther <rguenther@suse.de>
8269 PR tree-optimization/34683
8270 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
8272 2008-01-07 Jakub Jelinek <jakub@redhat.com>
8275 * config/darwin.c (darwin_mergeable_string_section): Don't use
8276 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
8278 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
8281 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
8282 negxf2. Macroize expander using X87MODEF mode iterator. Change
8283 predicates of op0 and op1 to register_operand.
8284 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
8285 expander using X87MODEF mode iterator. Change predicates of
8286 op0 and op1 to register_operand.
8287 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
8288 corresponding patterns and macroize using MODEF macro. Change
8289 predicates of op0 and op1 to register_operand and remove
8290 "m" constraint. Disparage "r" alternative with "!".
8291 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
8292 macroize using X87MODEF macro. Change predicates of op0 and op1
8293 to register_operand and remove "m" constraint. Disparage "r"
8294 alternative with "!".
8295 (absneg splitter with memory operands): Remove.
8296 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
8297 patterns and macroize using X87MODEF mode iterator.
8298 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
8299 Change predicate of op1 to register_operand.
8300 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
8301 for memory operands.
8303 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
8305 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
8307 2008-01-07 Richard Guenther <rguenther@suse.de>
8309 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
8312 2008-01-07 Richard Guenther <rguenther@suse.de>
8314 PR tree-optimization/34683
8315 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
8316 VOPs of the needed size to save memory. Use VEC_quick_push
8317 to save compile-time.
8318 (vdefs_to_vec): Likewise.
8320 2008-01-07 Sa Liu <saliu@de.ibm.com>
8322 * config/spu/spu.md (divdf3): Genetate inline code for double
8323 division. The implementation doesn't handle INF or NAN, therefore it
8324 only applies when -ffinite-math-only is given.
8326 2008-01-06 Paolo Carlini <pcarlini@suse.de>
8329 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
8330 * doc/cpp.texi ([Common Predefined Macros]): Document.
8332 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
8334 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
8335 order to use commutative addition instead of subtraction.
8337 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8338 Mircea Namolaru <namolaru@il.ibm.com>
8339 Vladimir Yanovsky <yanov@il.ibm.com>
8340 Revital Eres <eres@il.ibm.com>
8342 PR tree-optimization/34263
8343 * tree-outof-ssa.c (process_single_block_loop_latch,
8344 contains_tree_r): New functions.
8345 (analyze_edges_for_bb): Call process_single_block_loop_latch
8346 function to empty single-basic-block latch block if possible.
8348 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8350 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
8352 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
8354 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
8356 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
8358 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
8360 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
8362 2008-01-05 Jakub Jelinek <jakub@redhat.com>
8364 PR tree-optimization/34618
8365 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
8368 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8371 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
8372 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
8373 Update copyright year.
8375 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
8376 Update copyright year.
8377 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
8380 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
8382 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
8383 edge does not point to current bb before changing need_assert.
8385 2008-01-04 Richard Guenther <rguenther@suse.de>
8388 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
8389 for verifying purposes if they are is_gimple_min_invariant.
8391 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
8393 PR tree-optimization/34448
8394 PR tree-optimization/34465
8395 * gimplify.c (gimplify_init_constructor): Add new parameter
8396 notify_temp_creation. Use it.
8397 (gimplify_modify_expr_rhs): Take volatiles into account when
8398 optimizing constructors.
8399 Do not optimize constructors if gimplify_init_constructor will dump to
8401 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
8402 * gcc.c-torture/compile/pr34448.c: New.
8404 2008-01-04 Jakub Jelinek <jakub@redhat.com>
8406 PR gcov-profile/34609
8407 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
8408 return_slot if result is TREE_ADDRESSABLE.
8410 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
8412 * config/mips/mips.md (sqrt_condition): Tweak comment.
8413 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
8415 2008-01-03 Tom Tromey <tromey@redhat.com>
8418 * c-common.c (c_type_hash): Handle VLAs.
8420 2008-01-03 Jan Hubicka <jh@suse.cz>
8422 PR tree-optimization/31081
8423 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
8424 0 when inlining and not inlining to first basic block.
8425 (remap_decl): When var is initialized to 0, don't set default_def.
8426 (expand_call_inline): Set entry_bb.
8427 * tree-inline.h (copy_body_data): Add entry_bb.
8429 2008-01-03 Jakub Jelinek <jakub@redhat.com>
8432 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
8435 PR tree-optimization/29484
8436 * tree-inline.c (inline_forbidden_p_2): New function.
8437 (inline_forbidden_p): Disallow inlining if some static var
8438 has an address of a local LABEL_DECL in its initializer.
8439 * doc/extend.texi (Labels as Values): Document &&foo behaviour
8442 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
8444 PR tree-optimization/34635
8445 * tree-data-ref.c (add_other_self_distances): Make sure that the
8446 evolution step is constant.
8448 2008-01-03 Jakub Jelinek <jakub@redhat.com>
8451 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
8453 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
8455 * tree-sra.c (scalarize_init): Insert the generate_element_init
8456 statements after the generate_element_zero statements.
8458 2008-01-02 Richard Guenther <rguenther@suse.de>
8462 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
8463 for very large number of operands instead of ICEing.
8465 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
8468 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
8469 while stack probing.
8471 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
8473 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
8476 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
8479 * tree-mudflap.c (mx_register_decls): Guard warning by
8480 !DECL_ARTIFICIAL check.
8482 2008-01-01 Jakub Jelinek <jakub@redhat.com>
8484 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
8485 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
8486 sse5_perm<mode>): Fix constraints.