1 2008-05-07 Alan Modra <amodra@bigpond.net.au>
3 * c-decl.c (grokdeclarator): Comment typo.
5 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
7 * tree-flow.h: Remove prototype for computed_goto_p.
8 * tree-cfg.c (computed_goto_p): Make static.
10 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
13 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
14 (contains_aligned_value_p): This. Handle _Decimal128.
15 (ix86_function_arg_boundary): Only align _Decimal128 to its
16 natural boundary and handle it properly.
18 2008-05-06 Martin Jambor <mjambor@suse.cz>
20 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
21 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
22 (ipcp_method_set_orig_node): Removed.
23 (ipcp_cval_get_cvalue_type): Removed.
24 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
25 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
26 (ipcp_cval_set_cvalue_type): Removed.
27 (ipcp_cval_get_cvalue): Removed.
28 (ipcp_cval_set_cvalue): Removed.
29 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
30 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
31 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
32 (ipcp_cval_meet): Renamed to ipa_lattice_meet
33 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
34 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
35 (ipcp_get_ith_lattice): Changed parameters.
36 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
37 (ipcp_lattice_from_jfunc): Changed parameters.
38 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
39 (ipcp_method_cval_print): Added temporary variable info.
40 (ipcp_redirect): Removed already unused local variable caller.
41 (ipcp_redirect): New temporary variable orig_callee_info
42 (ipcp_redirect): Removed newly unused local variable callee.
43 (ipcp_redirect): Removed (a bit confusing) local variable type.
44 (ipcp_insert_stage): Added local variable info.
45 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
47 (ipcp_formal_create): Removed.
48 (ipcp_method_cval_set): Removed.
49 (ipcp_propagate_stage): Renamed lattice variables.
50 (ipcp_method_cval_set_cvalue_type): Removed.
51 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
52 (ipcp_print_all_lattices): Changed printed strings to refer to
53 lattices rather than cvals.
54 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
55 (ipcp_propagate_const): Changed formal parameters.
56 (build_const_val): Changed formal parameters.
57 (ipcp_insert_stage): Removed useless variable cvalue
58 (build_const_val): Changed formal parameters.
59 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
60 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
61 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
62 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
63 (ipcp_print_func_profile_counts): Changed string from "method" to
65 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
66 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
67 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
68 (ipcp_structures_print): Renamed to ipcp_print_all_structures
69 (ipcp_profile_print): Renamed to ipcp_print_profile_data
70 (ipcp_lat_is_const): Changed parameters and made inline.
71 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
72 (ipcp_redirect): Renamed to ipcp_need_redirect_p
73 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
74 the predicate condition directly
75 (ipcp_propagate_stage): Added local variable args. Removed local
76 variable callee. (Both are mere code simplifications.)
77 (ipcp_method_dont_insert_const): Renamed to
78 ipcp_node_not_modifiable_p.
79 (ipcp_node_not_modifiable_p): Made inline.
80 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
81 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
82 (ipcp_print_all_lattices): Removed variable cvalue
83 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
86 2008-05-06 Olivier Hainque <hainque@adacore.com>
88 * tree-sra.c (try_instantiate_multiple_fields): Early return
89 if field has POINTER_TYPE.
91 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
93 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
94 by using 'q' specifier for instruction.
95 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
97 2008-05-06 Anatoly Sokolov <aesok@post.ru>
99 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
100 Change mode of zero_extract from QImode to HImode.
101 (sign bit tests peepholes): (Ditto.).
103 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
105 * config/i386/mmx.md: Remove double backslashes from asm templates.
106 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
107 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
108 to handle nonimmediate operands.
109 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
110 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
111 to handle nonimmediate operands.
112 (*mmx_<code>v2sf3_finite): New insn pattern.
113 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
114 (mmx_<code>v2sf3): New expander. Use
115 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
116 (mmx_<plusminus_insn><mode>3): New expander. Use
117 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
118 (*mmx_<plusminus_insn><mode>3): New insn pattern.
119 (mmx_add<mode>3): Removed.
120 (mmx_ssadd<mode>3): Ditto.
121 (mmx_usadd<mode>3): Ditto.
122 (mmx_sub<mode>3): Ditto.
123 (mmx_sssub<mode>3): Ditto.
124 (mmx_ussub<mode>3): Ditto.
125 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
126 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
127 to handle nonimmediate operands.
128 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
130 (mmx_smulv4hi3_highpart): New expander. Use
131 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
132 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
134 (mmx_umulv4hi3_highpart): New expander. Use
135 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
136 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
137 (mmx_<code>v4hi3): New expander. Use
138 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
139 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
140 (mmx_<code>v8qi3): New expander. Use
141 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
142 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
143 (mmx_<code><mode>3): New expander. Use
144 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
146 2008-05-05 Jan Hubicka <jh@suse.cz>
148 PR tree-optimization/36118
149 * passes.c (pass_init_dump_file): Fix dump header.
151 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
154 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
155 VCE for function decls.
157 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
159 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
161 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
163 * config/i386/i386.md (sat_plusminus): New.
164 (plusminus_insn): Likewise.
165 (plusminus_mnemonic): Likewise.
167 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
168 (*<addsub><mode>3_cc_overflow): Renamed to ...
169 (*<plusminus_insn><mode>3_cc_overflow): This.
170 (*<addsub>si3_zext_cc_overflow): Renamed to ...
171 (*<plusminus_insn>si3_zext_cc_overflow): This.
173 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
174 (<plusminus_insn><mode>3): This.
175 (*<addsub><mode>3): Renamed to ...
176 (*<plusminus_insn><mode>3): This.
177 (<sse>_vm<addsub><mode>3): Renamed to ...
178 (<sse>_vm<plusminus_insn><mode>3): This.
179 (sse3_h<addsub>v4sf3): Renamed to ...
180 (sse3_h<plusminus_insn>v4sf3): This.
181 (sse3_h<addsub>v2df3): Renamed to ...
182 (sse3_h<plusminus_insn>v2df3): This.
183 (<plusminus_insn><mode>3): New.
184 (*<plusminus_insn><mode>3): Likewise.
185 (sse2_<plusminus_insn><mode>3): Likewise.
186 (add<mode>): Removed.
187 (*add<mode>3): Likewise.
188 (sse2_ssadd<mode>3): Likewise.
189 (sse2_usadd<mode>3): Likewise.
190 (sub<mode>3): Likewise.
191 (*sub<mode>3): Likewise.
192 (sse2_sssub<mode>3): Likewise.
193 (sse2_ussub<mode>3): Likewise.
195 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
197 * gthr-single.h: Add in required interface elements as per gthr.h.
198 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
199 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
200 Generalize UNUSED macro.
201 (__gthread_once): Add.
202 (__gthread_key_create): Add.
203 (__gthread_key_delete): Add.
204 (__gthread_getspecific): Add.
205 (__gthread_setspecific): Add.
207 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
209 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
210 the same size types for the indirect reference on the rhs, then
213 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
215 * config/i386/i386.md
216 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
217 one insn template instead of template series.
218 (*xordi_1_rex64): Ditto.
219 (*xordi_2_rex64): Ditto.
221 2008-05-05 Ira Rosen <irar@il.ibm.com>
223 PR tree-optimization/36119
224 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
227 2008-06-04 Jan Hubicka <jh@suse.cz>
229 tree-optimization/36100
230 * tree-pass.h (pass_O0_always_inline): Declare.
231 * ipa-inline.c (inline_transform): Remove dead code.
232 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
233 pass_O0_always_inline): New.
234 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
236 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
238 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
239 mnemonic in this_param move for TARGET_64BIT.
241 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
243 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
244 (*strmovsi_rex_1): Ditto.
245 (*strsetsi_1): Ditto.
246 (*strsetsi_rex_1): Ditto.
248 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
249 adddicc expanders using SWI mode iterator.
251 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
254 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
257 2008-05-04 David S. Miller <davem@davemloft.net>
259 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
260 (sparc*-*-linux*): Use linux.h in tm_file.
261 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
262 compiler defaulting to 32-bit.
263 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
265 * config/sparc/linux.h: Remove definitions now obtained
266 properly from linux.h
267 * config/sparc/linux64.h: Likewise.
268 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
269 don't want this setting for 32-bit builds in a biarch compiler.
270 * doc/install.texi: Add sparc-linux to list of targets
271 supporting --enable-targets=all.
273 2008-05-03 Andrew Pinski <pinskia@gmail.com>
275 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
277 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
279 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
280 after V4SI_FTYPE_V8HI.
281 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
282 case V4SI_FTYPE_V2DF.
284 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
286 * doc/invoke.texi (max-flow-memory-locations): Removed.
287 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
289 2008-05-03 Richard Guenther <rguenther@suse.de>
292 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
294 2008-05-02 David S. Miller <davem@davemloft.net>
296 * config.gcc (need_64bit_hwint): Document libcpp dependency.
298 2008-05-02 Simon Baldwin <simonb@google.com>
301 * c-common.h (warn_array_subscript_range): Removed.
302 * c-common.c (warn_array_subscript_range): Ditto.
303 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
304 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
306 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
308 * config/i386/i386.c (ix86_special_builtin_type): New.
309 (bdesc_special_args): Likewise.
310 (ix86_expand_special_args_builtin): Likewise.
311 (ix86_init_mmx_sse_builtins): Updated.
312 (ix86_expand_builtin): Updated.
313 (ix86_expand_store_builtin): Removed.
314 (ix86_expand_unop_builtin): Likewise.
316 * config/i386/mm3dnow.h (__v2sf): Moved to ...
317 * config/i386/mmintrin.h (__v2sf): Here.
319 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
321 (_mm_loadl_pi): Likewise.
322 (_mm_storeh_pi): Replace __v2si with __v2sf.
323 (_mm_storel_pi): Likewise.
325 * doc/extend.texi: Correct __builtin_ia32_loadhps,
326 __builtin_ia32_loadlps, __builtin_ia32_storehps,
327 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
328 __builtin_ia32_loadlpd.
330 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
332 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
333 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
334 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
335 (ix86_init_mmx_sse_builtins): Updated.
336 (ix86_expand_args_builtin): Likewise.
337 (ix86_expand_builtin): Likewise.
338 (ix86_expand_unop1_builtin): Renamed to ...
339 (ix86_expand_unop_vec_merge_builtin): This.
341 2008-05-01 Jan Hubicka <jh@suse.cz>
344 * ipa-inline.c (inline_generate_summary): Make static.
345 (inline_transform): Do not call inlining at -O0; make static.
346 * passes.c (execute_todo): Add sanity check.
347 (execute_one_ipa_transform_pass): Execute proper flags.
349 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
351 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
352 (DECL_NONADDRESSABLE_P): Likewise.
353 * alias.c (record_component_aliases): Fix comment.
355 2008-05-01 Simon Baldwin <simonb@google.com>
357 * c-common.h (warn_array_subscript_range): New function.
358 * c-common.c (warn_array_subscript_range): Ditto.
359 * tree-vrp.c (check_array_ref): Corrected code to agree with
360 comment, ignoring only arrays of size 0 or size 1.
361 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
363 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
365 * config/i386/i386.c (ix86_builtin_type): Replace
366 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
367 (bdesc_args): Updated.
368 (ix86_init_mmx_sse_builtins): Likewise.
369 (ix86_expand_args_builtin): Likewise.
371 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
374 * doc/extend.texi: Correct __builtin_ia32_palignr.
376 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
379 * config/i386/i386.c (bdesc_crc32): Removed.
380 (ix86_expand_crc32): Likewise.
381 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
382 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
383 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
384 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
385 UINT_FTYPE_UINT_UCHAR.
386 (bdesc_args): Updated. Add crc32 builtins.
387 (ix86_init_mmx_sse_builtins): Updated.
388 (ix86_expand_args_builtin): Updated to support subreg.
390 * doc/extend.texi: Correct __builtin_ia32_crc32di.
392 2008-05-01 Jan Hubicka <jh@suse.cz>
394 * tree-pass.h (opt_pass): Add IPA_PASS.
395 (varpool_node, cgraph_node): Forward declare.
396 (ipa_opt_pass): Define.
397 (pass_ipa_inline): Turn into ipa_opt_pass.
398 (pass_apply_inline): Remove.
399 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
400 (apply_inline): Turn into ....
401 (inline_transform): ... this one.
402 (inline_generate_summary): New function.
403 (pass_apply_inline): Remove.
404 * function.h (ipa_opt_pass): Forward declare structure; typedef;
406 (struct function): Add ipa_transforms_to_apply.
407 * passes.c (register_one_dump_file): Work on IPA_PASS.
408 (init_optimization_passes): Remove pass_inline_parameters and
410 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
411 (execute_one_pass) ... here; apply transforms when possible.
412 (add_ipa_transform_pass, execute_ipa_summary_asses,
413 execute_one_ipa_transform_pass): New.
414 (execute_ipa_pass_list): Update for IPA_PASS type.
416 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
418 * config/i386/i386.c (ix86_builtin_type): Add
419 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
420 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
421 (bdesc_args): Add SSE4a builtins.
422 (ix86_init_mmx_sse_builtins): Updated.
423 (ix86_expand_args_builtin): Likewise.
424 (ix86_expand_builtin): Likewise.
426 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
428 * config/i386/i386.c (ix86_builtin_type): Add
429 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
430 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
431 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
432 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
433 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
434 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
435 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
436 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
437 and DI_FTYPE_DI_DI_INT.
438 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
439 (ix86_init_mmx_sse_builtins): Updated.
440 (ix86_expand_args_builtin): Likewise.
441 (ix86_expand_builtin): Likewise.
442 (ix86_expand_binop_imm_builtin): Removed.
444 * doc/extend.texi: Correct __builtin_ia32_palignr128.
446 2008-04-30 Richard Guenther <rguenther@suse.de>
448 PR tree-optimization/32921
449 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
451 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
453 * config/arm/arm.c (arm_unwind_emit): Use
454 crtl->all_throwers_are_sibcalls instead of
455 cfun->all_throwers_are_sibcalls.
456 (arm_output_fn_unwind): Likewise.
457 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
458 instead of cfun->uses_pic_offset_table.
459 (frv_expand_prologue): Likewise.
460 (frv_frame_pointer_required): Likewise.
461 (frv_expand_fdpic_call): Likewise.
462 (frv_emit_movsi): Likewise.
463 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
464 cfun->returns_pcc_struct instead of
465 current_function_returns_pcc_struct.
466 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
467 instead of cfun->calls_eh_return.
468 (m32c_pushm_popm): Likewise.
469 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
470 "extern" declaration.
472 2008-04-30 Richard Guenther <rguenther@suse.de>
474 PR tree-optimization/21636
475 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
477 (evaluate_stmt): Print the likely value.
478 (ccp_visit_stmt): Avoid excessive vertical spacing.
480 2008-04-30 Rafael Espindola <espindola@google.com>
482 * builtins.c (fold_call_expr): Return realret.
483 * tree-ssa-threadedge.c
484 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
485 __builtin_object_size.
487 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
489 * gcc.c (wrapper_string): New variable.
490 (insert_wrapper): New function.
491 (execute): New option -wrapper.
492 * doc/invoke.texi (Overall Options): New driver option -wrapper.
494 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
496 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
497 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
498 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
500 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
501 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
502 config/rs6000/e500crtres64gprctr.asm,
503 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
504 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
505 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
506 config/rs6000/e500crtsav64gprctr.asm,
507 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
508 config/rs6000/e500crtsavg64gprctr.asm: New files.
509 * config/rs6000/t-ppccomm: Add build rules for new files.
510 (LIB2FUNCS_STATIC_EXTRA): Add new files.
511 * config/rs6000/t-netbsd: Add build rules for new files.
512 (LIB2FUNCS_STATIC_EXTRA): New variable.
513 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
514 (CRTSAVRES_DEFAULT_SPEC): Likewise.
515 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
517 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
519 * config/i386/i386.c (ix86_builtin_type): Add
520 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
521 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
522 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
523 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
524 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
525 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
526 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
527 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
528 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
529 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
530 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
531 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
532 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
533 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
534 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
535 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
536 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
537 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
538 V1DI_FTYPE_V2SI_V2SI.
539 (bdesc_2arg): Moved to ...
541 (ix86_init_mmx_sse_builtins): Updated.
542 (ix86_expand_args_builtin): Updated. Take a pointer
543 to const struct builtin_description. Handle comparison
545 (ix86_expand_sse_compare): Take a new argument for swapping operands.
546 (ix86_expand_builtin): Updated.
548 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
549 (ssse3_pmaddubsw128): This.
550 (ssse3_pmaddubswv4hi3): Renamed to ...
551 (ssse3_pmaddubsw): This.
553 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
554 (__builtin_ia32_packssdw128): Likewise.
555 (__builtin_ia32_packuswb128): Likewise.
556 (__builtin_ia32_pmaddubsw): Likewise.
557 (__builtin_ia32_pmaddubsw128): Likewise.
559 2008-04-30 Richard Guenther <rguenther@suse.de>
561 PR tree-optimization/14847
562 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
563 (recognize_bits_test): Use it.
564 (recognize_single_bit_test): Likewise.
566 2008-04-30 Martin Jambor <mjambor@suse.cz>
568 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
569 instead of setting number of formal parameters to zero.
570 (ipcp_init_stage): Do not set the number of actual parameters to zero
572 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
573 which are called with variable number of arguments.
574 (ipcp_insert_stage): Explicitely skipping all nodes which are
575 called with variable number of arguments.
576 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
577 number of parameters.
579 * ipa-prop.h (struct ipa_node_params): Added flag
580 called_with_var_arguments
581 (ipa_set_param_count): Added. Changed sole setter to use it.
582 (ipa_get_param_count): Added. All readers of param_count
583 converted to use it instead.
584 (ipa_set_called_with_variable_arg): Added.
585 (ipa_is_called_with_var_arguments): Added.
586 (ipa_get_ith_param): Added. All readers of param_decls converted
588 (ipa_set_cs_argument_count): Added, sole writer to argument_count
590 (ipa_get_cs_argument_count): Added, all readers of argument_count
592 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
595 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
596 (struct ipcp_lattice): Renamed cval_type to type
597 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
599 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
600 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
601 (ipcp_insert_stage): Changed the type of variable cvalue to tree
602 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
603 (build_const_val): Changed the type of parameter cvalue to tree
604 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
605 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
607 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
610 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
611 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
612 (ipa_add_method): Renamed to ipa_push_func_to_list
613 (ipa_remove_method): Renamed to ipa_pop_func_from_list
614 (ipa_callsite_param_count): Removed.
615 (ipa_callsite_param_count_set): Removed.
616 (ipa_callsite_param): Removed.
617 (ipa_callsite_callee): Removed.
618 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
619 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
620 (ipa_method_formal_count): Removed.
621 (ipa_method_formal_count_set): Removed.
622 (ipa_method_get_tree): Removed.
623 (ipa_method_tree_map_create): Removed.
624 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
625 (ipa_create_param_decls_array): Creates the array itself
626 (ipa_create_param_decls_array): Temporary variable info instead of
628 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
629 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
631 (ipa_jf_get_info_type): Removed.
632 (ipa_node_create): Renamed to ipa_create_node_params
633 (ipa_free): Renamed to ipa_free_all_node_params
634 (ipa_nodes_create): Renamed to ipa_create_all_node_params
635 (ipa_edges_create): Renamed to ipa_create_all_edge_args
636 (ipa_edges_free): Renamed to ipa_free_all_edge_args
637 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
638 (ipa_free_all_node_params): Deallocation to jump_functions moved to
639 ipa_free_all_edge_args
640 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
641 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
642 (ipa_create_methodlist_node): Removed.
643 (ipa_methodlist_method): Removed.
644 (ipa_methodlist_method_set): Removed.
645 (ipa_methodlist_next_method): Removed.
646 (ipa_methodlist_next_method_set): Removed.
647 (ipa_method_is_modified): Removed.
648 (ipa_method_modify_create): Removed.
649 (ipa_method_modify_init): Temporary variable info instead of a few
651 (ipa_detect_param_modifications): Temporary variable info instead of
653 (ipa_compute_jump_functions): Temporary variable info instead of
655 (ipa_method_modify_set): Removed.
656 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
657 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
658 than craph_node as the first parameter.
659 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
660 (ipa_method_modify_init): Removed.
661 (ipa_compute_jump_functions): Added a temp variable instead of
662 repeatadly dereferencing the cgraph_edge.aux pointer
663 (ipa_callsite_param_set_type): Removed.
664 (ipa_compute_jump_functions): i renamed to index and moved to
666 (ipa_callsite_param_set_info_type_formal): Removed.
667 (ipa_callsite_param_set_info_type): Removed.
668 (ipa_callsite_param_map_create): Removed.
669 (ipa_callsite_tree): Removed.
670 (ipa_callsite_caller): Removed.
671 (ipa_pop_func_from_list): return_method removed to return_func
673 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
674 prefixed all values with IPA_. Changed all users.
675 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
676 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
677 and FORMAL_IPATYPE IPA_PASS_THROUGH.
678 (union parameter_info): Renamed to jump_func_value.
679 (union jump_func_value): Renamed value to constant
680 (struct ipa_jump_func): Renamed info_type to value
681 (struct ipa_node): Renamed to ipa_node_params
682 (struct ipa_node_params): Renamed ipa_arg_num to param_count
683 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
684 (struct ipa_node_params): Renamed ipa_mod to modified_flags
685 (struct ipa_edge): Renamed to ipa_edge_args
686 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
687 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
688 (struct ipa_methodlist): Renamed to ipa_func_list
689 (struct ipa_func_list): method_p renamed to node, next_method
691 (ipa_methodlist_p): Removed, switched all users to struct pointer
692 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
694 2008-04-30 Alan Modra <amodra@bigpond.net.au>
696 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
697 (rs6000_emit_epilogue): Use backchain to restore only when we
698 have a large frame. Make use of frame pointer to restore if we
699 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
701 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
703 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
704 Add mode to zero_extract.
705 (sign bit tests peepholes): (Ditto.).
707 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
709 * config/i386/i386.c (ix86_builtins): Replace Prescott New
710 Instructions in comments with SSE3.
711 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
712 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
713 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
714 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
715 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
716 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
717 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
718 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
719 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
720 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
721 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
722 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
723 (bdesc_sse_args): Renamed to ...
724 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
725 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
726 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
728 (bdesc_1arg): Moved to ...
730 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
731 Instructions in comments with SSE3.
732 (ix86_expand_sse_operands_builtin): Renamed to ...
733 (ix86_expand_args_builtin): This. Updated.
734 (ix86_expand_unop1_builtin): Update comments.
735 (ix86_expand_builtin): Updated.
737 2008-04-29 Richard Guenther <rguenther@suse.de>
739 PR tree-optimization/36078
740 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
741 Update virtual SSA form after cleaning up the CFG.
743 2008-04-29 Richard Guenther <rguenther@suse.de>
746 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
748 2008-04-29 Richard Guenther <rguenther@suse.de>
750 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
751 (compute_may_aliases): Do not call finalize_ref_all_pointers.
752 (compute_flow_insensitive_aliasing): Do not treat
753 PTR_IS_REF_ALL pointers special.
754 (get_smt_for): Likewise.
755 (may_alias_p): Re-structure.
756 (is_escape_site): A ref-all pointer conversion is not an escape site.
757 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
758 PTR_IS_REF_ALL pointers special.
759 * tree-ssa-structalias.h (struct alias_info): Remove
760 ref_all_symbol_mem_tag field.
761 (PTR_IS_REF_ALL): Remove.
763 2008-04-29 Richard Guenther <rguenther@suse.de>
766 * fold-const.c (extract_muldiv_1): In combining division constants
767 make sure to never overflow.
769 2008-04-29 Nick Clifton <nickc@redhat.com>
771 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
773 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
776 * optc-gen.awk: Work around HP-UX/IA awk bug.
778 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
780 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
783 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
786 * config/i386/i386.md
787 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
788 Change operand 1 predicate to nonimmediate_operand.
790 2008-04-28 Jakub Jelinek <jakub@redhat.com>
793 * dwarf2out.c (struct die_struct): Mark as chain_circular through
795 * gengtype.c (walk_type, write_func_for_structure): Handle
797 * doc/gty.texi: Document chain_circular.
799 2008-04-28 Richard Guenther <rguenther@suse.de>
801 PR tree-optimization/36066
802 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
805 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
808 * config/i386/i386.md
809 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
810 Use match_scratch instead of match_operand for operands 3 and 4.
812 2008-04-27 Richard Guenther <rguenther@suse.de>
814 PR tree-optimization/18754
815 PR tree-optimization/34223
816 * tree-pass.h (pass_complete_unrolli): Declare.
817 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
818 loop size before and after unconditionally of UL_NO_GROWTH in effect.
819 Rewrite loop into loop closed SSA form if it is not already.
820 (tree_unroll_loops_completely): Re-structure to iterate over
821 innermost loops with intermediate CFG cleanups.
822 Unroll outermost loops only if requested or the code does not grow
824 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
826 (tree_vectorize): Instead do so here.
827 (tree_complete_unroll): Also unroll outermost loops.
828 (tree_complete_unroll_inner): New function.
829 (gate_tree_complete_unroll_inner): Likewise.
830 (pass_complete_unrolli): New pass.
831 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
832 uses outside of the loop.
833 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
834 form if it is available.
835 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
836 * passes.c (init_optimization_passes): Schedule complete inner
837 loop unrolling pass before the first CCP pass after final inlining.
839 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
841 * targhooks.h (default_emutls_var_fields,
842 default_emutls_var_init): Declare.
843 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
844 * target.h (struct gcc_target): Add struct emutls member.
845 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
846 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
847 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
848 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
849 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
850 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
851 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
852 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
853 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
854 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
855 emit debug information.
856 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
857 * varasm.c: Include targhooks.h.
858 (emutls_object_section, emutls_tmpl_section): New.
859 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
860 (EMUTLS_SEPARATOR): New.
862 (get_emutls_object_name): New.
863 (default_emutls_var_fields): New, broken out of ...
864 (get_emutls_object_type): ... here. Adjust to use target hooks.
865 (get_emutls_init_templ_addr): Adjust to use target hooks.
866 (emutls_decl): Adjust to use target hooks.
867 (emutls_finish): Likewise.
868 (default_emutls_var_init): New, broken out of ...
869 (assemble_variable): ... here. Adjust to use target hooks.
870 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
872 * c-common.c (handle_section_attribute): Prevent overriding
873 sections for emulated tls with special sections.
874 * config/i386/i386.c (x86_64_elf_select_section): Add
875 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
876 (x86_64_elf_unique_section): Likewise.
877 * config/vxworks.c: Include tree.h.
878 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
879 (vxworks_override_options): Set TLS scheme.
880 * doc/tm.texi (Emulated TLS): New node.
882 2008-04-26 Simon Baldwin <simonb@google.com>
885 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
886 with propagated string constants.
888 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
890 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
891 constraint for operand 2 when operand 0 is memory operand.
892 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
893 operand 0 is memory operand.
894 (fix_trunc<mode>_i387_with_temp): Ditto.
895 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
896 operand 2 when operand 1 is memory operand.
897 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
898 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
899 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
900 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
901 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
902 operands 2,3 and 4 when operand 1 is memory operand.
903 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
905 (fistdi2_floor_with_temp): Ditto.
906 (fist<mode>2_floor_with_temp): Ditto.
907 (fistdi2_ceil_with_temp): Ditto.
908 (fist<mode>2_ceil_with_temp): Ditto.
909 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
911 2008-04-26 David Daney <ddaney@avtrex.com>
913 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
915 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
916 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
917 UNSPEC_UPDATE_GOT_VERSION): Renumber.
918 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
919 (compare_and_swap_12): New insn.
920 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
921 * config/mips/mips.c (mips_force_binary): New function.
922 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
923 (mips_expand_compare_and_swap_12): New function.
924 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
926 2008-04-25 Jan Hubicka <jh@suse.cz>
929 * cfgexpand.c (pass_expand): Turn into RTL pass.
930 * passes.c (execute_one_pass): Do pass typechecking after execution.
931 * tree-pass.h (pass_expand): Turn into RTL pass.
933 * function.h (struct rtl_data): Move here fields
934 accesses_prior_frames, calls_eh_return, saves_all_registers,
935 has_nonlocal_goto, has_asm_statement, is_thunk,
936 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
937 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
938 arg_pointer_save_area_init from struct function; turn into bool.
939 (struct function): Move
940 calls_eh_return, saves_all_registers, has_nonlocal_goto,
941 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
942 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
943 tail_call_emit, arg_pointer_save_area_init
944 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
945 (current_function_returns_struct, current_function_returns_pcc_struct,
946 current_function_calls_setjmp, current_function_calls_alloca,
947 current_function_accesses_prior_frames,
948 current_function_calls_eh_return, current_function_is_thunk,
949 current_function_stdarg, current_function_profile,
950 current_function_limit_stack, current_function_uses_pic_offset_table,
951 current_function_uses_const_pool, current_function_has_nonlocal_label,
952 current_function_saves_all_registers,
953 current_function_has_nonlocal_goto,
954 current_function_has_asm_statement): Remove accesor macros.
955 * ra-conflict.c (global_conflicts): Update.
956 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
957 (suitable_for_tail_call_opt_p): Update.
958 * builtins.c (expand_builtin_return_addr): Update.
959 (expand_builtin_setjmp_setup): Update.
960 (expand_builtin_nonlocal_goto): Update.
961 * final.c (final_start_function): Update.
962 (profile_function): Update.
963 (leaf_function_p): Update.
964 (only_leaf_regs_used): Update.
965 * df-scan.c (df_get_exit_block_use_set): Update.
966 * dojump.c (clear_pending_stack_adjust): Update.
967 * tree-stdarg.c (gate_optimize_stdarg): Update.
968 * gimple-low.c (lower_function_body): Update.
969 * global.c (compute_regsets): Update.
970 (global_alloc): Update.
971 * dwarf2out.c (dwarf2out_begin_prologue): Update.
972 * expr.c (expand_assignment): Update.
973 * dse.c (dse_step0): Update.
975 * c-decl.c (store_parm_decls): Update.
976 * local-alloc.c (combine_regs): Update.
977 (find_free_reg): Update.
978 * function.c (assign_parms_augmented_arg_list): Update.
979 (assign_parm_find_data_types): Update.
980 (assign_parms): Update.
981 (allocate_struct_function): Update.
982 (expand_function_start): Update.
983 (expand_function_end): Update.
984 (get_arg_pointer_save_area): Update.
985 (thread_prologue_and_epilogue_insns): Update.
986 (rest_of_match_asm_constraints): Update.
987 * stor-layout.c (variable_size): Update.
988 * gcse.c (gcse_main): Update.
989 (bypass_jumps): Update.
990 * gimplify.c (gimplify_function_tree): Update.
991 * calls.c (emit_call_1): Update.
992 (expand_call): Update.
993 * bt-load.c (compute_defs_uses_and_gen): Update.
994 * except.c (sjlj_assign_call_site_values): Update.
995 (sjlj_emit_function_enter): Update.
996 (can_throw_external): Update.
997 (set_nothrow_function_flags): Update.
998 (expand_builtin_unwind_init): Update.
999 (expand_eh_return): Update.
1000 (convert_to_eh_region_ranges): Update.
1001 (output_function_exception_table): Update.
1002 * emit-rtl.c (gen_tmp_stack_mem): Update.
1003 * cfgexpand.c (expand_used_vars): Update.
1004 (tree_expand_cfg): Update.
1005 * cfgcleanup.c (rest_of_handle_jump): Update.
1006 * explow.c (allocate_dynamic_stack_space): Update.
1007 * varasm.c (assemble_start_function): Update.
1008 (force_const_mem): Update.
1009 (mark_constant_pool): Update.
1010 * tree-optimize.c (tree_rest_of_compilation): Update.
1011 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
1012 * tree-cfg.c (notice_special_calls): Update.
1013 (is_ctrl_altering_stmt): Update.
1014 (tree_can_make_abnormal_goto): Update.
1015 (tree_purge_dead_abnormal_call_edges): Update.
1016 * config/alpha/predicates.md: Update.
1017 * config/alpha/alpha.c (alpha_sa_mask): Update.
1018 (alpha_sa_size): Update.
1019 (alpha_does_function_need_gp): Update.
1020 (alpha_expand_prologue): Update.
1021 (alpha_start_function): Update.
1022 (alpha_output_function_end_prologue): Update.
1023 (alpha_expand_epilogue): Update.
1024 * config/frv/frv.c (frv_stack_info): Update.
1025 (frv_expand_epilogue): Update.
1026 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
1027 (s390_register_info): Update.
1028 (s390_frame_info): Update.
1029 (s390_init_frame_layout): Update.
1030 (s390_can_eliminate): Update.
1031 (save_gprs): Update.
1032 * config/spu/spu.c (spu_split_immediate): Update.
1033 (need_to_save_reg): Update.
1034 (spu_expand_prologue): Update.
1035 (spu_expand_epilogue): Update.
1036 * config/sparc/sparc.md: Update.
1037 * config/sparc/sparc.c (eligible_for_return_delay): Update.
1038 (sparc_tls_got): Update.
1039 (legitimize_pic_address): Update.
1040 (sparc_emit_call_insn): Update.
1041 (sparc_expand_prologue): Update.
1042 (output_return): Update.
1043 (print_operand): Update.
1044 (sparc_function_ok_for_sibcall): Update.
1045 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
1046 * config/m32r/m32r.md: Update.
1047 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
1048 (m32r_compute_frame_size): Update.
1049 (m32r_expand_prologue): Update.
1050 (m32r_expand_epilogue): Update.
1051 (m32r_legitimize_pic_address): Update.
1052 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
1053 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
1054 * config/i386/i386.c (ix86_frame_pointer_required): Update.
1056 (ix86_save_reg): Update.
1057 (ix86_compute_frame_layout): Update.
1058 (ix86_expand_prologue): Update.
1059 (ix86_expand_epilogue): Update.
1060 * config/sh/sh.c (output_stack_adjust): Update.
1061 (calc_live_regs): Update.
1062 (sh5_schedule_saves): Update.
1063 (sh_expand_prologue): Update.
1064 (sh_expand_epilogue): Update.
1065 (sh_setup_incoming_varargs): Update.
1066 (sh_allocate_initial_value): Update.
1067 (sh_get_pr_initial_val): Update.
1068 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
1069 * config/sh/sh.md (label:): Update.
1070 * config/avr/avr.c (out_movhi_mr_r): Update.
1071 * config/crx/crx.h (enum): Update.
1072 * config/xtensa/xtensa.h (along): Update.
1073 * config/stormy16/stormy16.c Update.
1074 (xstormy16_compute_stack_layout): Update.
1075 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
1076 (fr30_expand_prologue): Update.
1077 * config/cris/cris.c (cris_conditional_register_usage): Update.
1078 (cris_reg_saved_in_regsave_area): Update.
1079 (cris_initial_frame_pointer_offset): Update.
1080 (cris_simple_epilogue): Update.
1081 (cris_expand_prologue): Update.
1082 (cris_expand_epilogue): Update.
1083 (cris_expand_pic_call_address): Update.
1084 (cris_asm_output_symbol_ref): Update.
1085 (cris_asm_output_label_ref): Update.
1086 * config/cris/cris.md Update.
1087 * config/iq2000/iq2000.c (compute_frame_size): Update.
1088 (iq2000_expand_epilogue): Update.
1089 * config/mt/mt.h (save_direction): Update.
1090 * config/mn10300/mn10300.c (mn10300_function_value): Update.
1091 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
1092 (ia64_secondary_reload_class): Update.
1093 * config/m68k/m68k.c (m68k_save_reg): Update.
1094 (m68k_expand_prologue): Update.
1095 (m68k_expand_epilogue): Update.
1096 (legitimize_pic_address): Update.
1097 * config/rs6000/rs6000.c (rs6000_got_register): Update.
1098 (first_reg_to_save): Update.
1099 (first_altivec_reg_to_save): Update.
1100 (compute_vrsave_mask): Update.
1101 (compute_save_world_info): Update.
1102 (rs6000_stack_info): Update.
1103 (spe_func_has_64bit_regs_p): Update.
1104 (rs6000_ra_ever_killed): Update.
1105 (rs6000_emit_eh_reg_restore): Update.
1106 (rs6000_emit_allocate_stack): Update.
1107 (rs6000_emit_prologue): Update.
1108 (rs6000_emit_epilogue): Update.
1109 (rs6000_output_function_epilogue): Update.
1110 (output_profile_hook): Update.
1111 (rs6000_elf_declare_function_name): Update.
1112 * config/rs6000/rs6000.h (rs6000_args): Update.
1113 * config/rs6000/rs6000.md: Update.
1114 * config/mcore/mcore.c (mcore_expand_prolog): Update.
1115 * config/arc/arc.c (arc_output_function_epilogue): Update.
1116 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
1117 * config/darwin.c (machopic_function_base_name): Update.
1118 * config/score/score3.c (score3_compute_frame_size): Update.
1121 (score3_epilogue): Update.
1122 * config/score/score7.c (score7_compute_frame_size): Update.
1123 (score7_prologue): Update.
1124 (score7_epilogue): Update.
1125 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
1126 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
1127 * config/arm/arm.c (use_return_insn): Update.
1128 (require_pic_register): Update.
1129 (arm_load_pic_register): Update.
1130 (arm_compute_save_reg0_reg12_mask): Update.
1131 (arm_compute_save_reg_mask): Update.
1132 (thumb1_compute_save_reg_mask): Update.
1133 (output_return_instruction): Update.
1134 (arm_output_function_prologue): Update.
1135 (arm_output_epilogue): Update.
1136 (arm_get_frame_offsets): Update.
1137 (arm_expand_prologue): Update.
1138 (thumb_pushpop): Update.
1139 (thumb_exit): Update.
1140 (thumb1_expand_prologue): Update.
1141 (thumb1_expand_epilogue): Update.
1142 (arm_unwind_emit): Update.
1143 (arm_output_fn_unwind): Update.
1144 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
1145 * config/arm/arm.md: Update.
1146 * config/pa/pa.md: Update.
1147 * config/pa/pa.c (legitimize_pic_address): Update.
1148 (compute_frame_size): Update.
1149 (hppa_expand_prologue): Update.
1150 (hppa_expand_epilogue): Update.
1151 (borx_reg_operand): Update.
1152 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
1153 (HARD_REGNO_RENAME_OK): Update.
1154 * config/mips/mips.c (mips_global_pointer): Update.
1155 (mips_save_reg_p): Update.
1156 (mips_compute_frame_info): Update.
1157 (mips_frame_pointer_required): Update.
1158 (mips_expand_prologue): Update.
1159 (mips_expand_epilogue): Update.
1160 (mips_can_use_return_insn): Update.
1161 (mips_reorg_process_insns): Update.
1162 * config/v850/v850.c (compute_register_save_size): Update.
1163 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
1164 * config/mmix/mmix.c (along): Update.
1165 (mmix_expand_epilogue): Update.
1166 * config/bfin/bfin.c (legitimize_pic_address): Update.
1167 (must_save_p): Update.
1168 (stack_frame_needed_p): Update.
1169 (add_to_reg): Update.
1170 (bfin_expand_prologue): Update.
1171 * stmt.c (expand_asm_operands): Update.
1172 * reload1.c (reload): Update.
1173 (init_elim_table): Update.
1175 2008-04-25 Bob Wilson <bob.wilson@acm.org>
1177 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
1179 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
1181 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
1182 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
1183 (mov<mode>): Removed.
1184 (*movv4sf_internal): Likewise.
1185 (*movv2df_internal): Likewise.
1187 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
1189 * config.gcc (crx-*-elf): Remove deprecation.
1191 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
1193 * config/i386/cygming-crtend.c (register_frame_ctor): Register
1194 __gcc_deregister_frame with atexit.
1195 (deregister_frame_dtor): Remove.
1197 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
1198 Nathan Sidwell <nathan@codesourcery.com>
1200 * config/rs6000/rs6000.opt (mspe): Remove Var property.
1202 * config/rs6000/rs6000.h (rs6000_spe): Declare.
1203 (rs6000_isel): Likewise.
1204 * config/rs6000/rs6000.c (rs6000_spe): New variable.
1205 (rs6000_isel): New variable.
1206 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
1208 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1211 * c-common.c (handle_vector_size_attribute): Call
1212 lang_hooks.types.reconstruct_complex_type instead of
1213 reconstruct_complex_type.
1214 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
1215 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
1216 * langhooks.h (struct lang_hooks_for_types): Add
1217 reconstruct_complex_type hook.
1218 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
1219 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
1221 2008-04-24 Richard Guenther <rguenther@suse.de>
1223 * c-common.h (check_builtin_function_arguments): Declare.
1224 * c-common.c (validate_nargs): New function.
1225 (check_builtin_function_arguments): Likewise.
1226 * c-typeck.c (build_function_call): Call
1227 check_builtin_function_arguments.
1228 * builtins.c (fold_builtin_classify): Remove error reporting code.
1229 (fold_builtin_unordered_cmp): Likewise.
1230 (fold_builtin_1): Likewise.
1231 (fold_builtin_n): Likewise.
1233 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1235 PR tree-optimization/36008
1236 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
1237 the original op1, rather than delta by step.
1239 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
1240 Sebastian Pop <sebastian.pop@amd.com>
1242 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
1243 eliminate_local_variables_stmt, eliminate_local_variables,
1244 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
1245 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
1246 of code delimited by two edges in the CFG.
1247 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
1248 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
1249 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
1250 the case of parallelisation of reductions.
1251 (expr_invariant_in_region_p): New.
1253 * tree-flow.h (gather_blocks_in_sese_region): Declared.
1254 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
1256 2008-04-24 Ira Rosen <irar@il.ibm.com>
1257 Richard Guenther <rguenther@suse.de>
1259 PR tree-optimization/36034
1260 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
1261 incapable of dealing with loads with gaps.
1263 2008-04-24 Rafael Espindola <espindola@google.com>
1265 * tree-flow.h (vrp_evaluate_conditional): Change signature.
1266 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1267 vrp_evaluate_conditional.
1268 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
1269 (vrp_evaluate_conditional): Split the cond argument.
1270 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
1271 (simplify_stmt_for_jump_threading): Update call to
1272 vrp_evaluate_conditional.
1274 2008-04-24 Ira Rosen <irar@il.ibm.com>
1276 PR tree-optimization/35982
1277 * tree-vect-analyze.c (vect_check_interleaving): Check that the
1278 interleaved data-refs are of the same type.
1280 2008-04-24 Danny Smith <dannysmith@users.net>
1282 * c-format.c (check_format_info_main): Use strncmp rather than a
1283 magic prefix to handle multichar length specs.
1284 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
1285 Don't prefix "I64" and "I32" with '\0'.
1287 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1290 * config/i386/i386.c (init_cumulative_args): Don't pass anything
1291 in registers for -m32 only if stdarg_p (fntype).
1293 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
1295 PR rtl-optimization/36006
1296 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
1297 temp to op0 in order to avoid invalid rtx sharing.
1299 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
1301 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
1302 check TREE_INVARIANT.
1303 * tree-gimple.c (is_gimple_address): New.
1304 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
1305 * tree-gimple.h (is_gimple_address): New.
1306 * tree.h (decl_address_invariant_p): New.
1307 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
1308 (build_string): Likewise.
1309 (decl_address_invariant_p): New, from is_gimple_invariant_address.
1310 (tree_invariant_p_1): Likewise.
1311 (save_expr): Use it.
1312 (tree_invariant_p): New.
1313 (skip_simple_arithmetic): Use it.
1314 (stabilize_reference_1): Use it.
1315 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
1317 (build1_stat): Drop code to compute TREE_INVARIANT.
1318 (build2_stat): Drop code to compute TREE_INVARIANT.
1319 (build3_stat): Drop code to compute TREE_INVARIANT.
1320 (build4_stat): Drop code to compute TREE_INVARIANT.
1321 (build5_stat): Drop code to compute TREE_INVARIANT.
1322 (build7_stat): Drop code to compute TREE_INVARIANT.
1323 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
1324 * tree.h (struct tree_base): Remove invariant_flag.
1325 (TREE_INVARIANT): Remove.
1326 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
1327 (fold_builtin_expect): Check TREE_CONSTANT.
1328 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
1329 * c-tree.h (c_expr_to_decl): Drop third parameter.
1330 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
1331 (build_c_cast): Don't set TREE_INVARIANT.
1332 (pop_init_level): Don't set TREE_INVARIANT.
1333 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
1334 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
1336 (gimplify_init_constructor): Don't set TREE_INVARIANT.
1337 (gimplify_addr_expr): Adjust comment.
1338 * tree-mudflap.c (mf_build_string):
1339 * print-tree.c (print_node): Don't print TREE_INVARIANT.
1340 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
1341 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
1342 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
1343 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
1344 * langhooks.h (struct lang_hooks): Drop third parameter from
1347 2008-04-23 Richard Guenther <rguenther@suse.de>
1349 PR tree-optimization/27799
1350 PR tree-optimization/32921
1351 PR tree-optimization/32624
1352 * tree-ssa-structalias.c (merge_smts_into): Only merge the
1353 SMTs aliases and the tag itself into the solution.
1354 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
1355 merge the points-to solution back into the SMT aliases.
1356 (may_alias_p): Use alias_set_subset_of instead of
1357 aliases_conflict_p. A pointer which points to
1358 memory with alias set zero may access any variable.
1360 2008-04-23 Richard Guenther <rguenther@suse.de>
1362 * alias.c (alias_set_subset_of): Correctly handle asking
1363 if zero is a subset of an alias set with zero child.
1364 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
1365 (compute_flow_insensitive_aliasing): Correctly walk all
1366 pointers. Do not unnecessarily union sets.
1368 2008-04-23 Richard Guenther <rguenther@suse.de>
1371 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
1373 2008-04-22 Tomas Bily <tbily@suse.cz>
1375 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
1377 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
1379 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
1380 * tree-ssa-structalias.c (get_constraint_for): Likewise.
1381 * tree-inline.c (estimate_num_insns_1): Likewise.
1382 * varasm.c (const_hash_1, compare_constant, copy_constant)
1383 (compute_reloc_for_constant, output_addressed_constants): Likewise.
1384 * emit-rtl.c (component_ref_for_mem_expr)
1385 (set_mem_attributes_minus_bitpos): Likewise.
1386 * expr.c (highest_pow2_factor, expand_expr_real_1, )
1387 (is_aligning_offset): Likewise.
1388 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
1389 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
1390 * dojump.c (do_jump): Likewise.
1391 * builtins.c (get_pointer_alignment, get_memory_rtx)
1392 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
1393 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
1395 2008-04-23 Jakub Jelinek <jakub@redhat.com>
1397 PR rtl-optimization/36017
1398 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
1399 expanding the library call.
1401 2008-04-22 Ian Lance Taylor <iant@google.com>
1403 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
1406 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
1408 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
1409 of LR/CTR moves for Power6.
1411 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1414 * passes.c (init_optimization_passes): Remove
1415 pass_fast_rtl_byte_dce.
1417 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
1420 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
1421 builtin functions to generate faster code.
1422 (_mm_cvtpu16_ps): Ditto.
1423 (_mm_cvtpi32x2_ps): Ditto.
1425 2008-04-22 Nick Clifton <nickc@redhat.com>
1427 * common.opt (ftree-loop-distribution): Add Optimization
1430 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
1431 (frv_expand_builtin_va_start): Likewise.
1433 * config/arm/arm.c (thumb_find_work_register): Fix location of
1434 argument register count.
1436 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1438 Support scheduling for ColdFire V1 and V3 microarchitecture.
1439 Improve scheduling of multiplication instructions.
1441 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
1442 (mac): New instruction attribute.
1443 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
1444 (m68k_sched_mac): New variable.
1445 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
1446 Handle cfv1 and cfv3.
1447 (max_insn_size): New static variable.
1448 (struct _sched_ib): New type.
1449 (sched_ib): New static variable.
1450 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
1451 to fields of 'struct _sched_ib sched_ib'. Update all uses.
1452 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
1454 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
1455 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
1456 new variables. Update.
1457 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1458 Add modeling of cfv3 instruction buffer. Update.
1459 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
1460 * config/m68k/m68k.h (TUNE_CFV3): New macro.
1461 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
1462 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
1463 a particular reservation applies to.
1464 (type2): Reorganize attribute values. Rename alu to alu_reg,
1465 alu_l to alu, move_l to omove. Join move to alu. Split mul
1467 (cf_ib_*): Simplify description of instruction buffer.
1468 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
1469 (cf_mem): Split into cf_mem1 and cf_mem2.
1470 (cf_v2_move_??): Rename to cfv12_alu_??.
1471 (cf_v2_move_l_??): Rename to cfv12_omove_??.
1472 (cf_v2_mul_??): Remove reservations.
1473 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
1474 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
1475 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
1477 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
1478 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
1479 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
1480 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
1481 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
1482 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
1483 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
1484 expansions of the above reservations for instructions of sizes
1487 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1489 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
1491 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
1493 * coverage.c: Include tree-pass.h.
1494 (coverage_counter_alloc): Print da_file_name to the dump file.
1496 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1498 * sbitmap.c (sbitmap_range_empty_p): New function.
1499 * sbitmap.h (sbitmap_range_empty_p): New function.
1500 * bitmap.h: Now includes obstack.h.
1502 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
1503 Kenneth Zadeck <zadeck@naturalbridge.com>
1505 * dbgcnt.def (ra_byte_scan): Added.
1506 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
1507 when the last hit happens for a counter.
1508 * timevar.def (TV_DF_BYTE_LR): New variable.
1509 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
1510 * passes.c (pass_fast_rtl_byte_dce): New pass.
1511 * fwprop.c (update_df): Added mode to call df_ref_create.
1512 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
1513 DF_REF_EXTRACT_OFFSET.
1514 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
1515 DF_BYTE_LR_OUT, df_byte_lr): New macro.
1517 (df_ref_extract): Added mode field.
1518 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
1519 DF_REF_EXTRACT_OFFSET.
1520 (DF_REF_EXTRACT_MODE): New macro.
1521 (df_byte_lr_bb_info): New structure.
1522 (df_print_byte_regset, df_compute_accessed_bytes,
1523 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
1524 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
1525 df_byte_lr_simulate_uses,
1526 df_byte_lr_simulate_artificial_refs_at_top,
1527 df_byte_lr_simulate_artificial_refs_at_end,
1528 df_compute_accessed_bytes): New function.
1529 (df_ref_create): Add parameter.
1530 (df_byte_lr_get_bb_info): New inline function.
1531 * df-scan.c (df_ref_record, df_uses_record,
1532 df_ref_create_structure): Added mode parameter.
1533 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
1534 df_defs_record, df_uses_record, df_get_conditional_uses,
1535 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
1536 df_entry_block_defs_collect, df_exit_block_uses_collect):
1537 Added mode parameter to calls to df_ref_record, df_uses_record,
1538 df_ref_create_structure.
1539 (df_ref_equal_p, df_ref_compare): Added test for modes.
1540 (df_ref_create_structure): Added code to set mode. Renamed
1541 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
1542 DF_REF_EXTRACT_OFFSET.
1543 * df-core.c (df_print_byte_regset): New function.
1544 * df-byte-scan.c: New file.
1545 * df-problems.c (df_rd_transfer_function): Removed unnecessary
1546 calls to BITMAP_FREE.
1547 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
1548 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
1549 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
1550 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
1551 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
1552 df_byte_lr_local_compute, df_byte_lr_init,
1553 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
1554 df_byte_lr_transfer_function, df_byte_lr_free,
1555 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
1556 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
1557 df_byte_lr_simulate_uses,
1558 df_byte_lr_simulate_artificial_refs_at_top,
1559 df_byte_lr_simulate_artificial_refs_at_end): New function.
1560 * dce.c (byte_dce_process_block): New function.
1561 (dce_process_block): au is now passed in rather than computed
1562 locally. Changed loops that look at artificial defs to not look
1563 for conditional or partial ones, because there never are any.
1564 (fast_dce): Now is able to drive byte_dce_process_block or
1565 dce_process_block depending on the kind of dce being done.
1566 (rest_of_handle_fast_dce): Add parameter to fast_dce.
1567 (rest_of_handle_fast_byte_dce): New function.
1568 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
1569 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
1571 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
1574 * gcc.h: Added fortran options that take arguments to
1575 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
1578 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
1580 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
1581 scalarization if on the LHS and not a full access.
1583 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1585 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
1587 2008-04-18 Rafael Espindola <espindola@google.com>
1589 * tree-vrp.c (find_case_label_index): Fix the binary search.
1590 (find_case_label_range): New.
1591 (vrp_visit_switch_stmt): Use find_case_label_range.
1592 (simplify_switch_using_ranges): Use find_case_label_range.
1594 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
1596 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
1597 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
1599 2008-04-18 Tom Tromey <tromey@redhat.com>
1602 * doc/cpp.texi (Implementation-defined behavior): Mention
1605 2008-04-18 Ian Lance Taylor <iant@google.com>
1607 * fold-const.c (pointer_may_wrap_p): New static function.
1608 (fold_comparison): Add another test for pointer overflow. Use
1609 pointer_may_wrap_p to disable some false positives.
1611 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
1613 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
1614 (fname_as_string): Match updated cpp_interpret_string prototype.
1615 (fix_string_type): Support char16_t* and char32_t*.
1616 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
1617 derivative) nodes. Register as builtin if C++0x.
1618 (c_parse_error): Support CPP_CHAR{16,32}.
1619 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
1620 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
1621 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
1622 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
1623 CTI_CHAR32_ARRAY_TYPE>: New elements.
1624 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
1625 char32_type_node, signed_char32_type_node, char16_array_type_node,
1626 char32_array_type_node): New defines.
1627 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
1628 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
1629 (lex_string): Support CPP_STRING{16,32}, match updated
1630 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
1631 (lex_charconst): Support CPP_CHAR{16,32}.
1632 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
1633 and CPP_STRING{16,32}.
1635 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
1638 * aclocal.m4: Regenerate.
1639 * configure: Regenerate.
1641 2008-04-18 Jan Hubicka <jh@suse.cz>
1643 * except.c (dw2_size_of_call_site_table,
1644 sjlj_size_of_call_site_table): Use vector API for call_site_record.
1646 * cgraphbuild.c (build_cgraph_edges): Update.
1647 * tree-pass.h: Update comment.
1648 * final.c (leaf_function_p): Update.
1649 (leaf_renumber_regs): Update.
1650 (rest_of_clean_state): Update.
1651 * omp-low.c (expand_omp_parallel): Update.
1652 * ipa-reference.c (analyze_function): Update.
1653 * reorg.c (find_end_label): Update.
1654 (optimize_skip): Update.
1655 (fill_simple_delay_slots): Update.
1656 (fill_simple_delay_slots): Update.
1657 (make_return_insns): Update.
1658 (dbr_schedule): Update.
1659 * gimple-low.c (record_vars_into): Update.
1660 * cfgbuild.c (make_edges): Update.
1661 * function.c (assign_stack_local): Update.
1662 (assign_parm_adjust_stack_rtl): Update.
1663 (locate_and_pad_parm): Update.
1664 (allocate_struct_function): Do not initialize stack_alignment_needed
1665 and preferred_stack_boundary here.
1666 (stack_protect_prologue): Update.
1667 (stack_protect_epilogue): Update.
1668 (expand_function_start): Initialize stack_alignment_needed,
1669 preferred_stack_boundary and max_jumptable_ents.
1670 (expand_function_end): Update.
1671 (free_after_compilation): Do not NULLify epilogue_delay_list.
1672 * function.h (struct rtl_data): Add stack_protect_guard,
1673 stack_alignment_needed,
1674 preferred_stack_boundary, epilogue_delay_list.
1675 (struct function): Remove value_histograms, stack_alignment_needed,
1676 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
1678 unexpanded_var_list, stack_protect_guard.
1679 (current_function_epilogue_delay_list): Remove.
1680 * ipa-type-escape.c (analyze_function): Update.
1681 * gimplify.c (pop_gimplify_context): Update comment.
1682 * calls.c (expand_call): Update.
1683 (emit_library_call_value_1): Update.
1684 * except.c (set_nothrow_function_flags): Update.
1685 * cfgexpand.c (get_decl_align_unit): Update.
1686 (create_stack_guard): Update.
1687 (estimated_stack_frame_size): Update.
1688 (expand_used_vars): Update.
1689 (tree_expand_cfg): Free histogram earliers, init expansion variables.
1690 * explow.c (allocate_dynamic_stack_space): Update.
1691 * tree-ssa-live.c (remove_unused_locals): Update.
1692 * varasm.c (mark_constant_pool): Update.
1693 * tree-inline.c (remap_decls): Update.
1694 (initialize_cfun): Update.
1695 (declare_return_variable): Update.
1696 (inline_forbidden_p): Update.
1697 (expand_call_inline): Update.
1698 (declare_inline_vars): Update.
1699 (tree_function_versioning): Update.
1700 * tree-flow.h (value_histograms): New.
1701 (VALUE_HISTOGRAMS): New macro.
1702 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
1704 * tree-cfg.c (set_bb_for_stmt): Update.
1705 (replace_by_duplicate_decl): Update.
1706 (move_block_to_fn): Update.
1707 (new_label_mapper): Update.
1708 (dump_function_to_file): Update.
1709 * ipa-struct-reorg.c (build_data_structure): Update.
1710 * cfgrtl.c (print_rtl_with_bb): Update.
1711 * reload1.c (reload): Update.
1713 * config/i386/i386.c (setup_incoming_varargs_64,
1714 ix86_compute_frame_layout): Update.
1715 * config/arc/arc.c (arc_output_function_epilogue): Update.
1717 2008-04-18 Marius Strobl <marius@FreeBSD.org>
1719 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
1720 for FreeBSD as well.
1721 * gthr-posix95.h: Likewise.
1723 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
1725 PR rtl-optimization/35838
1726 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
1727 out the byte offset of the first subreg.
1729 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
1731 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
1732 to split_ti instead of three separate calls with single member arrays.
1733 (subti3 splitter): Ditto.
1734 (adddi3 splitter): Ditto with split_di.
1735 (subdi3 splitter): Ditto.
1736 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
1737 two separate calls with single member arrays. Swap match_dup
1738 operands 1 and 2 to better fit into the array.
1739 (negdi2 splitter): Ditto with split_di.
1740 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
1741 two separate calls with single member arrays. Swap match_dup operands
1742 6 and 7 to better fit into the array.
1744 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
1746 * config/i386/i386.c (sse_builtin_type): New.
1747 (bdesc_sse_args): Likewise.
1748 (bdesc_sse_3arg): Removed.
1749 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1750 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
1751 IX86_BUILTIN_ROUNDPS.
1752 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
1753 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
1754 IX86_BUILTIN_ROUNDPS.
1755 (ix86_expand_sse_4_operands_builtin): Removed.
1756 (ix86_expand_sse_operands_builtin): New.
1757 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
1758 and CODE_FOR_sse4_1_roundps.
1759 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1760 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
1762 2008-04-17 Alan Modra <amodra@bigpond.net.au>
1765 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
1766 regs before frame pop when needed. If use_backchain_to_restore_sp
1767 then load backchain into a temp reg to restore vr and vrsave. Add
1768 code to restore vr after frame pop if possible.
1770 2008-04-17 Richard Guenther <rguenther@suse.de>
1772 * tree-vn.c (expressions_equal_p): Do not check type
1773 equality or compatibility before calling operand_equal_p.
1774 * fold-const.c (operand_equal_p): Check equivalence of
1775 integer constants before bailing out due to signedness or
1776 precision differences.
1777 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
1778 spurious differences in type qualification. Ignore types
1779 for COMPONENT_REFs at all.
1781 2008-04-17 Christian Bruel <christian.bruel@st.com>
1783 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
1784 msw_skip comparison.
1786 2008-04-16 Jakub Jelinek <jakub@redhat.com>
1789 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
1792 PR tree-optimization/35899
1793 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
1794 rather than TREE_OPERAND.
1796 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
1799 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
1800 temporary registers. Change operand predicate to general_operand.
1801 (remainderxf3): Ditto.
1803 2008-04-16 Richard Guenther <rguenther@suse.de>
1805 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
1806 * tree-affine.c (aff_combination_expand): Look through some
1809 2008-04-15 Doug Kwan <dougkwan@google.com>
1811 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
1813 * tree-pretty-print.c (dump_generic_node): Ditto.
1814 * final.c (output_addr_const): Ditto.
1815 * dwarf2out.c (output_cfi): Ditto.
1816 * c-pretty-print.c (pp_c_integer_constant): Ditto.
1817 * print-rtl.c (print_rtx): Ditto.
1818 * print-tree.c (print_node_brief, print_node): Ditto.
1819 * c-common.c (match_case_to_enum_1): Ditto.
1820 * sched-vis.c (print_value): Ditto.
1821 * config/i386/i386.c (print_operand): Cast to long unsigned int
1824 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
1825 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
1826 MS Windows VirtualProtect function.
1828 2008-04-15 Jan Hubicka <jh@suse.cz>
1830 * gengtype.c (write_root): Param_is argument is OK.
1831 * expr.c (expand_expr_real_1): Update call of get_exception_*.
1832 * function.h: Include varray.h
1833 (rtl_eh): New stucture based on except.c one.
1834 (call_site_record): New forward declaration and vector type.
1835 * calls.c (emit_call_1): Do not call
1836 note_current_region_may_contain_throw.
1837 * except.c (eh_status): Remove cur_region, try_region since they are
1839 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
1840 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
1841 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
1842 Remove call_site_data_used, call_site_data_size.
1843 Turn call_site_record into vector in function.h.
1844 (note_current_region_may_contain_throw): Remove.
1845 (get_exception_pointer, get_exception_filter): Do not take struct
1846 function argument; update.
1847 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
1848 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
1849 build_post_landing_pads, dw2_build_landing_pads,
1850 sjlj_assign_call_site_values, sjlj_mark_call_sites,
1851 sjlj_emit_function_enter, sjlj_emit_function_enter,
1852 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
1853 sjlj_build_landing_pads, finish_eh_generation,
1854 remove_exception_handler_label, remove_eh_handler,
1855 maybe_remove_eh_handler, add_reachable_handler,
1856 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
1857 add_action_record, collect_one_action_chain, add_call_site,
1858 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
1859 sjlj_output_call_site_table, output_function_exception_table,
1860 * except.h (note_current_region_may_contain_throw): Remove
1861 (get_exception_pointer, get_exception_filter): Do not take struct
1863 * Makefile.in (GTFILES): Put varargs before struct function.
1865 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1867 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
1868 punt for STRING_CST.
1869 (get_constraint_for): Deal with STRING_CST here instead.
1871 2008-04-15 Richard Guenther <rguenther@suse.de>
1873 * tree-ssa-propagate.c (substitute_and_fold): Substitute
1874 statements in a basic-block with a backward walk. Do not
1875 substitute into dead statements but instead remove those.
1877 2008-04-15 Richard Guenther <rguenther@suse.de>
1879 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
1880 to zero, thus disable creation of SFTs.
1882 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1884 * tree-predcom.c (suitable_reference_p): Return false if the
1885 reference can throw.
1887 2008-04-15 Jakub Jelinek <jakub@redhat.com>
1890 * c-decl.c (finish_decl): If extern or static var has variable
1891 size, set TREE_TYPE (decl) to error_mark_node.
1893 2008-04-15 Rafael Espindola <espindola@google.com>
1895 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
1898 2008-04-15 Richard Guenther <rguenther@suse.de>
1900 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
1901 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
1902 (visit_reference_op_load): Do walk vuse-vdef chains on
1903 vn_reference_lookup.
1904 (visit_reference_op_store): But do not here.
1905 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
1906 vn_reference_lookup.
1907 (vn_lookup_with_vuses): But do so here.
1909 2008-04-14 Ian Lance Taylor <iant@google.com>
1911 * fold-const.c (fold_overflow_warning): Remove assertion.
1913 2008-04-15 Ben Elliston <bje@au.ibm.com>
1915 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
1916 temp1 local variables.
1918 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
1921 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
1922 ".text.unlikely" section as executable.
1924 2008-04-14 James E. Wilson <wilson@tuliptree.org>
1926 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1927 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
1928 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
1929 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
1930 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
1931 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
1932 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
1934 2008-04-14 Ian Lance Taylor <iant@google.com>
1936 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
1937 * fold-const.c (fold_comparison): If appropriate, test
1938 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
1939 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
1940 reassociating a pointer type.
1941 * doc/invoke.texi (Optimize Options): Document that
1942 -fstrict-overflow applies to pointer wraparound.
1944 2008-04-13 Jan Hubicka <jh@suse.cz>
1946 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
1948 2008-04-12 Andrew Pinski <pinskia@gmail.com>
1950 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
1951 we are going to "save the world".
1953 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
1955 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
1956 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
1957 operand 0 constraint, not "=".
1959 2008-04-11 James E. Wilson <wilson@tuliptree.org>
1961 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
1963 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1965 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
1966 of size of positions_needed * CHAR_BIT.
1968 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1971 * dse.c (store_info): Change positions_needed to unsigned
1973 (lowpart_bitmask): New.
1974 (record_store): Cast to unsigned HOST_WIDE_INT for
1975 positions_needed. Assert width <= size of positions_needed *
1976 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
1977 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
1978 lowpart_bitmask to set mask.
1980 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1982 * config/bfin/constraints.md: New file.
1983 * config/bfin/bfin.md: Include it.
1984 (adddi3): Use satisfies_constraint functions instead of the old macros.
1985 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
1986 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
1987 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
1988 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
1989 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
1990 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
1991 EXTRA_CONSTRAINT): Delete.
1992 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
1993 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
1995 * config/bfin/bfin.c: Include "tm-constrs.h".
1996 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
1997 Use satisfies_constraint functions instead of the old macros.
1998 * doc/md.texi (Blackfin Constraints): Update file name reference.
2000 2008-04-11 Richard Guenther <rguenther@suse.de>
2002 PR tree-optimization/35869
2003 * tree-vrp.c (execute_vrp): Move switch statement update after
2004 jump threading. Schedule another cfg cleanup run.
2006 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
2009 * attribs.c (decl_attributes): Return early on errorneous node.
2011 2008-04-10 Oleg Ryjkov <olegr@google.com>
2013 * tree.h (struct tree_base): Added a new flag default_def_flag.
2014 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
2016 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2018 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
2020 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2023 * pa.md: Define mode iterator P. Define mode attribute dwc.
2024 (dcacheflush): Update pattern to use iterator P and attribute dwc.
2025 (icacheflush): Likewise.
2026 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
2027 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
2029 2008-04-11 Ben Elliston <bje@au.ibm.com>
2031 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
2033 2008-04-10 Rafael Espindola <espindola@google.com>
2035 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
2036 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
2037 (extract_range_from_expr): The same.
2039 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2041 * config/mips/mips.md (GPR2): New mode iterator.
2043 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
2044 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
2045 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
2046 Rewrite these to take two modes, the mode of comparison and the
2047 mode of the destination.
2048 * config/mips/mips.c (mips_expand_scc): Instead of having
2049 paradoxical subreg as destination, expand "narrowing" scc if mode
2050 of comparison is SI and target is requested in DI mode.
2051 (mips_emit_int_order_test): Update comment. Make mode of
2052 comparison match CMP0 rather than TARGET. When creating inverse
2053 target use mode of TARGET.
2055 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2057 * gcov-dump.c (tag_summary): Only print summaries for the first
2058 GCOV_COUNTERS_SUMMABLE counters.
2060 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
2062 * config/i386/i386.md (absneg): New code iterator.
2063 (absnegprefix): New code attribute.
2064 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
2065 patterns using absneg code iterator.
2066 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
2067 using absneg code iterator.
2068 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
2069 *neg<mode>2 patterns using absneg code iterator.
2070 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
2071 *negextendsfdf2 patterns using absneg code iterator.
2072 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
2073 *negextendsfxf2 patterns using absneg code iterator.
2074 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
2075 *negextendsfdf2 patterns using absneg code iterator.
2076 * config/i386/sse.md (<code><mode>2): Macroize expander from
2077 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
2079 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
2081 * config/s390/s390.h: Remove the remains of the recent search
2082 & replace action of current_function_outgoing_args_size.
2084 2008-04-10 Ira Rosen <irar@il.ibm.com>
2086 PR tree-optimization/35821
2087 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
2088 NEW_STMT_LIST is not NULL.
2090 2008-04-09 David Edelsohn <edelsohn@gnu.org>
2093 * toplev.c (process_options): Remove -ffunction-sections debugging
2096 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
2098 PR middle-end/PR28690
2099 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
2100 than gen_rtx_fmt_ee to perform more canonicalizations.
2102 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2105 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
2107 2008-04-09 Richard Guenther <rguenther@suse.de>
2109 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
2110 (dump_function_to_file): Dump function arguments with types.
2112 2008-04-08 Richard Guenther <rguenther@suse.de>
2114 * fold-const.c (fold_widened_comparison): Do not allow
2115 sign-changes that change the result.
2117 2008-04-08 Janis Johnson <janis187@us.ibm.com>
2120 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
2121 kinds of indirect references.
2123 2008-04-08 David Edelsohn <edelsohn@gnu.org>
2125 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
2126 GNU Fortran language string.
2128 2008-04-08 Rafael Espindola <espindola@google.com>
2130 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
2131 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
2132 * tree.h (tree_call_nonnegative_warnv_p): New.
2134 2008-04-08 Jan Hubicka <jh@suse.cz>
2136 * function.c (free_after_compilation): Clear out regno_reg_rtx
2139 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
2142 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
2144 PR middle-end/PR28690
2145 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
2146 same precedence as REG_POINTER and MEM_POINTER operands.
2148 2008-04-08 Richard Guenther <rguenther@suse.de>
2151 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
2152 for adding index to base.
2154 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
2156 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
2157 (MINGW_ENABLE_EXECUTE_STACK): New.
2158 (IN_LIBGCC2): For libgcc include windows.h file for
2159 function declarations.
2161 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
2163 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
2164 and tem2 if tem1 is not a REG or MULT.
2166 2008-04-08 Jan Hubicka <jh@suse.cz>
2168 * function.h (incomming_args): Break out of struct function.
2169 (function_subsections): Break out of struct function.
2170 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
2171 return_rtx and hard_reg_initial_vals from struct function.
2172 Kill inl_max_label_num.
2173 (current_function_pops_args, current_function_args_info,
2174 current_function_args_size, current_function_args_size,
2175 current_function_pretend_args_size,
2176 current_function_outgoing_args_size,
2177 current_function_internal_arg_pointer, current_function_return_rtx):
2178 Kill compatibility accestor macros.
2179 * builtins.c (expand_builtin_apply_args_1): Update.
2180 (expand_builtin_next_arg): Update.
2181 * df-scan.c (df_get_call_refs): Update.
2182 * dbxout.c (dbxout_function_end): Update.
2183 * dwarf2out.c (dwarf2out_switch_text_section): Update.
2184 (output_line_info): Update.
2185 (secname_for_decl): Update.
2186 (dwarf2out_var_location): Update.
2187 * function.c (free_after_compilation): Update.
2188 (assign_parm_find_stack_rtl): Update.
2189 (assign_parms): Update.
2190 (expand_dummy_function_end): Update.
2191 (expand_function_end): Update.
2192 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
2193 (expand_call): Update.
2194 (emit_library_call_value_1): Update.
2195 (store_one_arg): Update.
2196 * varasm.c (initialize_cold_section_name): Update.
2197 (unlikely_text_section): Update.
2198 (unlikely_text_section_p): Update.
2199 (assemble_start_function): Update.
2200 (assemble_end_function): Update.
2201 (default_section_type_flags): Update.
2202 (switch_to_section): Update.
2203 * integrate.c (set_decl_abstract_flags): Update.
2204 (get_hard_reg_initial_val): Update.
2205 (has_hard_reg_initial_val): Update.
2206 (allocate_initial_values): Update.
2207 * resource.c (init_resource_info): Update.
2208 * config/alpha/alpha.c (NUM_ARGS): Update.
2209 (direct_return): Update.
2210 (alpha_va_start): Update.
2211 (alpha_sa_size): Update.
2212 (alpha_initial_elimination_offset): Update.
2213 (alpha_expand_prologue): Update.
2214 (alpha_start_function): Update.
2215 (alpha_expand_epilogue): Update.
2216 (unicosmk_initial_elimination_offset):
2217 * config/alpha/alpha.md (call expander): Update.
2218 * config/s390/s390.c (s390_register_info): Update.
2219 (s390_register_info): Update.
2220 (s390_frame_info): Update.
2221 (s390_initial_elimination_offset): Update.
2222 (s390_build_builtin_va_list): Update.
2223 (s390_va_start): Update.
2224 * config/spu/spu.c (direct_return): Update.
2225 (spu_expand_prologue): Update.
2226 (spu_initial_elimination_offset): Update.
2227 (spu_build_builtin_va_list): Update.
2228 (spu_va_start): Update.
2229 * config/sparc/sparc.c (sparc_init_modes): Update.
2230 (sparc_compute_frame_size): Update.
2231 (function_value): Update.
2232 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
2233 * config/i386/i386.md (return expander): Update.
2234 * config/i386/i386.c (ix86_va_start): Update.
2235 (ix86_can_use_return_insn_p): Update.
2236 (ix86_compute_frame_layout): Update.
2237 (ix86_expand_epilogue): Update.
2238 * config/sh/sh.c (output_stack_adjust): Update.
2239 (calc_live_regs): Update.
2240 (sh_expand_prologue): Update.
2241 (sh_builtin_saveregs): Update.
2242 (sh_va_start): Update.
2243 (initial_elimination_offset): Update.
2244 (sh_allocate_initial_value): Update.
2245 (sh_function_ok_for_sibcall): Update.
2246 (sh_get_pr_initial_val): Update.
2247 * config/sh/sh.md (return expander): Update.
2248 * config/avr/avr.c (frame_pointer_required_p): UPdate.
2249 * config/crx/crx.c (crx_compute_frame): UPdate.
2250 (crx_initial_elimination_offset): UPdate.
2251 * config/xtensa/xtensa.c (compute_frame_size): Update
2252 (xtensa_builtin_saveregs): Update.
2253 (xtensa_va_start): Update.
2254 (order_regs_for_local_alloc): Update.
2255 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
2256 (xstormy16_expand_builtin_va_start): Update.
2257 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
2258 * config/m68hc11/m68hc11.md (return expanders): Update.
2259 * config/m68hc11/m68hc11.c (expand_prologue): Update.
2260 (expand_epilogue): Update.
2261 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
2262 (cris_simple_epilogue): Update.
2263 (cris_expand_prologue): Update.
2264 (cris_expand_epilogue): Update.
2265 * config/iq2000/iq2000.c (iq2000_va_start): Update.
2266 (compute_frame_size): Update.
2267 * config/mt/mt.c (mt_compute_frame_size): Update.
2268 * config/mn10300/mn10300.c (expand_prologue): Update.
2269 (expand_epilogue): Update.
2270 (initial_offset): Update.
2271 (mn10300_builtin_saveregs):
2272 * config/mn10300/mn10300.md (return expander): Update.
2273 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2274 (ia64_initial_elimination_offset): Update.
2275 (ia64_initial_elimination_offset): Update.
2276 (ia64_expand_prologue): Update.
2277 * config/m68k/m68k.md (return expander): Update.
2278 * config/rs6000/rs6000.c (rs6000_va_start): Update.
2279 (rs6000_stack_info): Update.
2280 * config/mcore/mcore.c (layout_mcore_frame): Update.
2281 (mcore_expand_prolog): Update.
2282 * config/arc/arc.c (arc_compute_frame_size): Update.
2283 * config/score/score3.c (score3_compute_frame_size): Update.
2284 * config/score/score7.c (score7_compute_frame_size): Update.
2285 * config/arm/arm.c (use_return_insn): Update.
2286 (thumb_find_work_register): Update.
2287 (arm_compute_save_reg_mask): Update.
2288 (arm_output_function_prologue): Update.
2289 (arm_output_epilogue): Update.
2290 (arm_size_return_regs): Update.
2291 (arm_get_frame_offsets): Update.
2292 (arm_expand_prologue): Update.
2293 (thumb_exit): Update.
2294 (thumb_unexpanded_epilogue): Update.
2295 (thumb1_output_function_prologue): Update.
2296 * config/pa/pa.md (return expander): Update.
2297 * config/pa/pa.c (compute_frame_size): Update.
2298 (hppa_builtin_saveregs): Update.
2299 * config/mips/mips.c (mips_va_start): Update.
2300 (mips16_build_function_stub): Update.
2301 (mips_compute_frame_info): Update.
2302 (mips_restore_gp): Update.
2303 (mips_output_function_prologue): Update.
2304 (mips_expand_prologue): Update.
2305 * config/v850/v850.c (compute_frame_size): Update.
2306 (expand_prologue): * config/mmix/mmix.c (along): update.
2307 (mmix_initial_elimination_offset): update.
2308 (mmix_reorg): update.
2309 (mmix_use_simple_return): update.
2310 (mmix_expand_prologue): update.
2311 (mmix_expand_epilogue): Update.
2312 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
2313 (emit_link_insn): Update.
2315 2008-04-08 Anatoly Sokolov <aesok@post.ru>
2317 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
2318 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
2320 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
2323 2008-04-07 Jan Hubicka <jh@suse.cz>
2325 * function.h (rtl): Rename to x_rtl.
2327 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2328 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2329 used_temp_slots avail_temp_slots, temp_slot_level,
2330 nonlocal_goto_handler_labels): Update accesstors.
2331 (rtl): New global variable.
2332 (struct function): Move some fileds to rtl_data.
2333 (get_arg_pointer_save_area): Update prototype.
2334 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2335 get_arg_pointer_save_area.
2336 * expr.c (init_expr): Update
2337 * function.c (get_frame_size): Update
2338 (assign_stack_local): Update
2339 (expand_function_end): Update.
2340 (get_art_pointer_save_area): Update
2342 * emit-rtl.c (rtl): Declare.
2343 (regno_reg_rtx): Declare.
2344 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2346 (gen_reg_rtx): Update.
2347 * varasm.c (n_deferred_constatns): Update accestor.
2348 (init_varasm_status): Do not allocate varasm_status.
2349 (force_const_mem, get_pool_size, output_constant_pool): Update.
2350 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2351 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2352 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
2353 * sparc/sparc.h (INIT_EXPANDERS): Update.
2354 * ia64/ia64.h (INIT_EXPANDERS): Update.
2356 2008-04-07 James E. Wilson <wilson@tuliptree.org>
2358 * reload.c (push_secondary_reload): Add missing break to for loop.
2360 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
2362 PR middle-end/PR28690
2363 * rtlanal.c: Update copyright years.
2364 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
2365 as REG_POINTER and MEM_POINTER operands.
2366 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
2367 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
2368 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
2369 * gcse.c: Update copyright years.
2370 (pre_delete): Call gen_reg_rtx_and_attrs.
2371 (hoist_code): Likewise.
2372 (build_store_vectors): Likewise.
2373 (delete_store): Likewise.
2374 * loop-invariant.c (move_invariant_reg): Likewise.
2375 Update copyright years.
2377 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
2379 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
2380 control string instead of quoted.
2382 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2384 * doc/rtl.texi: Rewrite of subreg section.
2386 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
2389 * config/i386/i386.c (legitimize_pic_address): Add treating
2390 of dllimport SYM_REF's.
2391 (legitimize_dllimport_symbol): Add prototype.
2393 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
2395 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
2396 reference in constructor with non self-referential type.
2398 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
2400 Removal of Return with Depressed Stack Pointer support
2401 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
2402 (ECF_SP_DEPRESSED): Likewise.
2403 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
2404 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
2405 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2406 (expand_call): Do not test ECF_SP_DEPRESSED.
2407 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2408 * function.c (keep_stack_depressed): Delete.
2409 (handle_epilogue_set): Likewise.
2410 (update_epilogue_consts): Likewise.
2411 (emit_equiv_load): Likewise.
2412 (thread_prologue_and_epilogue_insns): Remove support for Return with
2413 Depressed Stack Pointer.
2414 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2416 2008-04-06 Richard Guenther <rguenther@suse.de>
2418 PR tree-optimization/35400
2419 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
2420 information from SSA_NAMEs.
2422 2008-04-06 Anatoly Sokolov <aesok@post.ru>
2424 * config/avr/avr.h (avr_mega_p): Remove declaration.
2425 (AVR_MEGA): Remove macro.
2426 * config/avr/avr.c (avr_mega_p): Remove variable.
2427 (avr_override_options): Remove inicializion of avr_mega_p.
2428 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
2429 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
2430 (avr_jump_mode): (Ditto.).
2431 (avr_output_progmem_section_asm_op): (Ditto.).
2432 (avr_asm_init_sections): (Ditto.).
2433 (avr_asm_init_sections): (Ditto.).
2434 (avr_rtx_costs): (Ditto.).
2435 * config/avr/avr.md: (Ditto.).
2436 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
2439 2008-04-06 Richard Guenther <rguenther@suse.de>
2441 PR tree-optimization/35842
2442 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
2443 is_gimple_invariant_address.
2445 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2447 * gcc.c (default_compilers): Sync Fortran extensions list with
2448 that in fortran/lang-specs.h.
2449 * doc/invoke.texi: Likewise.
2450 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
2451 * dwarf2out.c (gen_compile_unit_die): Likewise.
2453 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
2455 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
2457 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
2460 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
2461 attribute is used for nested functions.
2463 2008-04-05 Jan Hubicka <jh@suse.cz>
2465 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
2467 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
2469 (dump_files): Update.
2470 (enable_rtl_dump_file): Do not accept letter argument.
2471 * tree-pass.h (dump_file_info): Remove letter argument.
2472 * toplev.c (decode_d_option): Update -da handling.
2473 * toplev.h (enable_rtl_dump_file): Update prototype.
2474 * passes.c (register_one_dump_file): Do not accept IPA argument; work
2475 it out based on pass type.
2476 (register_dump_files_1): Likewise.
2477 (init_optimization_passes): Update register_one_dump_file calls.
2478 (execute_one_pass): Sanity check that IPA passes are called at IPA
2479 level and RTL passes at RTL level.
2480 (execute_pass_list): IPA pass can not be after or subpass of
2482 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
2483 disallov RTL subpasses of IPA subpasses.
2485 2008-04-05 Ben Elliston <bje@au.ibm.com>
2487 * tree-cfg.c (need_fake_edge_p): Return false for calls to
2488 builtins that return exactly once and do not throw. Cache call to
2491 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
2493 PR rtl-optimization/34916
2495 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
2496 between instruction pairs.
2498 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
2500 * doc/invoke.texi: Document -mbitops for SH.
2501 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
2502 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
2503 * config/sh/sh.c (print_operand): Add %t operand code.
2504 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
2505 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
2506 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
2507 (extendqihi2): Likewise.
2508 (movqi_i): Likewise.
2509 (insv): Use bset, bclr and bst instructions for SH2A if possible.
2510 (extv): Use bld instruction for SH2A if possible.
2512 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
2513 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
2514 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
2515 (bset.b, bclr.b): Define peepholes.
2516 * config/sh/sh.opt (mbitops): New option.
2518 2008-04-04 Janis Johnson <janis187@us.ibm.com>
2521 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
2522 and view convert expression.
2524 2008-04-04 Jakub Jelinek <jakub@redhat.com>
2527 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
2529 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
2531 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
2533 * config/i386/cpuid.h (bit_AES): New.
2534 (bit_PCLMUL): Likewise.
2536 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
2537 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
2538 SSE2 if AES or PCLMUL is enabled.
2539 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
2540 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
2541 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
2542 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
2543 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
2544 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
2545 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
2546 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
2547 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
2548 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
2549 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
2550 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
2551 __builtin_ia32_aeskeygenassist128 and
2552 __builtin_ia32_pclmulqdq128.
2553 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
2554 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
2555 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
2557 * config/i386/i386.h (TARGET_AES): New.
2558 (TARGET_PCLMUL): Likewise.
2559 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
2561 * config/i386/i386.md (UNSPEC_AESENC): New.
2562 (UNSPEC_AESENCLAST): Likewise.
2563 (UNSPEC_AESDEC): Likewise.
2564 (UNSPEC_AESDECLAST): Likewise.
2565 (UNSPEC_AESIMC): Likewise.
2566 (UNSPEC_AESKEYGENASSIST): Likewise.
2567 (UNSPEC_PCLMUL): Likewise.
2569 * config/i386/i386.opt (maes): New.
2570 (mpclmul): Likewise.
2572 * config/i386/sse.md (aesenc): New pattern.
2573 (aesenclast): Likewise.
2575 (aesdeclast): Likewise.
2577 (aeskeygenassist): Likewise.
2578 (pclmulqdq): Likewise.
2580 * config/i386/wmmintrin.h: New.
2582 * doc/extend.texi: Document AES and PCLMUL built-in function.
2584 * doc/invoke.texi: Document -maes and -mpclmul.
2586 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
2588 * function.c (free_after_parsing): Replace with
2589 cxx_push_function_context from C++ front-end.
2590 (allocate_struct_function): Don't call langhook.
2591 * langhooks.h (struct lang_hooks_for_functions): Delete.
2592 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
2594 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
2595 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
2596 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
2597 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
2598 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
2599 remove LANG_HOOKS_FUNCTION_INITIALIZER.
2600 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
2602 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
2603 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
2605 2008-04-04 Jakub Jelinek <jakub@redhat.com>
2608 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
2611 2008-04-04 Richard Guenther <rguenther@suse.de>
2614 * fold-const.c (optimize_minmax_comparison): Use the correct
2615 type for the constant in the simplified comparison.
2617 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
2619 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
2620 Pass L2 size as "--param l2-cache-size" to the compiler.
2621 (decode_l2_cache): New function to decode L2 cache parameters using
2622 0x8000006 extended cpuid function.
2623 (detect_caches_amd): Determine parameters of L2 cache using
2624 decode_l2_caches function.
2625 (decode_caches_intel): Decode L2 cache parameters.
2626 (detect_caches_intel): Determine L2 cache parameters using
2627 decode_caches_intel and decode_l2_caches functions.
2629 2008-04-03 Bob Wilson <bob.wilson@acm.org>
2631 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
2632 secondary input reload for subword loads from the constant pool.
2634 2008-04-03 Janis Johnson <janis187@us.ibm.com>
2637 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
2638 constants of the appropriate size for runtime calculations.
2641 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
2642 decimal-float literal constant zero.
2644 2008-04-03 Jakub Jelinek <jakub@redhat.com>
2647 * c-parser.c (c_parser_omp_atomic): Call
2648 default_function_array_conversion on the RHS.
2651 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
2652 call is_variable_sized if decl has incomplete type.
2654 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
2656 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
2658 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
2660 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
2662 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
2663 (sgt<u>): Merge sgt and sgtu into new expander.
2664 (sgt, sgtu): Remove expanders.
2665 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
2666 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
2667 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
2668 *sgtu_<mode>_mips16 into new pattern.
2669 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
2670 (sge<u>): Merge sge and sgeu into new expander.
2671 (sge, sgeu): Remove expanders.
2672 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
2674 (*sge_<mode>, second *sge_<mode>): Remove patterns.
2675 (slt<u>): Merge slt and sltu into new expander.
2676 (slt, sltu): Remove expanders.
2677 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
2678 (*slt_<mode>, *sltu_<mode>): Remove patterns.
2679 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
2680 *sltu_<mode>_mips16 into new pattern.
2681 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
2682 (sle<u>): Merge sle and sleu into new expander.
2683 (sle, sleu): Remove expanders.
2684 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
2685 (*sle_<mode>, *sleu_<mode>): Remove patterns.
2686 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
2687 *sleu_<mode>_mips16 into new pattern.
2688 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
2690 2008-04-03 Jan Hubicka <jh@suse.cz>
2692 PR tree-optimization/35795
2693 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
2694 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2695 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2696 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2697 * score/score3.c (score3_output_mi_thunk): Likewise.
2698 * score/score7.c (score7_output_mi_thunk): Likewise.
2699 * mips/mips.c (mips_output_mi_thunk): Likewise.
2701 2008-04-03 Richard Guenther <rguenther@suse.de>
2703 * tree-vrp.c (extract_range_from_unary_expr): Handle all
2704 conversions. Simplify code.
2706 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
2708 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
2710 2008-04-03 Tom Tromey <tromey@redhat.com>
2711 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2713 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
2714 * config/bfin/t-bfin-linux (generated_files): Add
2715 linux-sysroot-suffix.h.
2716 * doc/install.texi (Prerequisites): Require make 3.80.
2717 * doc/sourcebuild.texi (Front End Directory): Document new
2719 * Makefile.in (generated_files): New variable.
2720 (ALL_HOST_OBJS): New variable.
2721 ($(ALL_HOST_OBJS)): New target.
2723 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
2725 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
2726 (remap_block): Call id->transform_lang_insert_block instead
2728 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
2729 Set id.transform_lang_insert_block to NULL.
2730 (clone_body): Move to cp/optimize.c
2731 * tree-inline.h (struct copy_body_data): Change
2732 transform_lang_insert_block to function pointer.
2733 (copy_generic_body, copy_decl_no_change): Export.
2734 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
2735 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
2736 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
2738 * c-tree.h (insert_block): Kill.
2739 * c-decl.c (insert_block): Kill.
2741 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
2743 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2744 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
2745 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
2747 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
2748 argument, call {push,pop}_function_context from here.
2749 * c-parser.c: Use c_{push,pop}_function_context.
2751 * function.c (push_function_context_to): Move meat ...
2752 (push_function_context): ... here. Simplify.
2753 * function.c (pop_function_context_from): Move meat ...
2754 (pop_function_context): ... here. Simplify.
2755 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
2757 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2758 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
2759 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
2760 * tree.h (push_function_context_to, pop_function_context_from): Remove.
2762 2008-04-03 Ben Elliston <bje@au.ibm.com>
2764 * expmed.c (extract_force_align_mem_bit_field): Remove.
2766 2008-04-03 Richard Guenther <rguenther@suse.de>
2769 * expr.h (try_casesi): Adjust prototype.
2770 * expr.c (try_casesi): Take fallback label as extra parameter.
2771 Use that for gen_casesi if default_label is NULL.
2772 * stmt.c (expand_case): Pass fallback label to try_casesi,
2773 make sure to fill gaps with a fallback label if default_label
2776 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
2779 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
2781 2008-04-03 Ben Elliston <bje@au.ibm.com>
2783 * expmed.c (extract_split_bit_field): Remove if (0) code.
2784 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
2785 (do_ds_constraint): Likewise.
2787 2008-04-02 Joseph Myers <joseph@codesourcery.com>
2789 * doc/cppopts.texi (-dU): Document.
2790 * c-common.h (flag_dump_macros): Update comment.
2791 * c-opts.c (handle_OPT_d): Handle -dU.
2792 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
2793 dump_queued_macros, cb_used_define, cb_used_undef): New.
2794 (init_pp_output): Handle -dU.
2795 (cb_line_change): Call dump_queued_macros.
2796 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
2798 2008-04-02 Anatoly Sokolov <aesok@post.ru>
2800 * config/avr/predicates.md (io_address_operand): New predicate.
2801 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
2802 * config/avr/avr.c (avr_io_address_p): Remove function.
2803 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
2804 'avr_io_address_p' function.
2805 (out_movhi_r_mr): (Ditto.).
2806 (out_movqi_mr_r): (Ditto.).
2807 (out_movhi_mr_r): (Ditto.).
2808 (avr_address_cost): (Ditto.).
2810 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
2812 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
2813 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
2814 in 32bit mode when XMM registers are available to avoid store
2816 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
2817 corresponding post-reload splitters.
2819 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2821 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
2822 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
2823 __builtin_ia32_roundss.
2824 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
2825 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
2826 __builtin_ia32_roundss.
2827 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
2828 IX86_BUILTIN_SHUFPD here.
2830 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2832 * config/i386/i386.md (plogic): New.
2833 (plogicprefix): Likewise.
2835 * config/i386/mmx.md (mmx_<code><mode>3): New.
2836 (mmx_and<mode>3): Removed.
2837 (mmx_ior<mode>3): Likewise.
2838 (mmx_xor<mode>3): Likewise.
2840 * config/i386/sse.md (<code><mode>3): New.
2841 (*<code><mode>3): Likewise.
2842 (*<code><mode>3): Likewise.
2843 (<code><mode>3): Likewise.
2844 (*sse_<code><mode>3): Likewise.
2845 (*sse2_<code><mode>3): Likewise.
2846 (<code>tf3): Likewise.
2847 (*<code>tf3): Likewise.
2848 (and<mode>3): Likewise.
2849 (*and<mode>3): Likewise.
2850 (ior<mode>3): Removed.
2851 (*ior<mode>3): Likewise.
2852 (xor<mode>3): Likewise.
2853 (*xor<mode>3): Likewise.
2854 (*and<mode>3): Likewise.
2855 (*ior<mode>3): Likewise.
2856 (*xor<mode>3): Likewise.
2857 (and<mode>3): Likewise.
2858 (*sse_and<mode>3): Likewise.
2859 (*sse2_and<mode>3): Likewise.
2861 (*andtf3): Likewise.
2862 (ior<mode>3): Likewise.
2863 (*sse_ior<mode>3): Likewise.
2864 (*sse2_ior<mode>3): Likewise.
2866 (*iortf3): Likewise.
2867 (xor<mode>3): Likewise.
2868 (*sse_xor<mode>3): Likewise.
2869 (*sse2_xor<mode>3): Likewise.
2871 (*xortf3): Likewise.
2873 2008-04-02 Richard Guenther <rguenther@suse.de>
2875 PR tree-optimization/14495
2876 PR tree-optimization/34793
2877 * tree-vrp.c (struct switch_update): New structure.
2878 (to_remove_edges, to_update_switch_stmts): New VECs.
2879 (simplify_switch_using_ranges): New function. Remove not taken
2880 case labels and edges.
2881 (simplify_stmt_using_ranges): Call it.
2882 (identify_jump_threads): Mark edges we have queued for removal
2883 so we don't thread them.
2884 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
2886 * tree-cfg.c (group_case_labels): Deal with missing default label.
2887 (tree_verify_flow_info): Allow missing default label.
2888 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
2889 (emit_case_nodes): Likewise.
2890 (expand_case): Do not rely on the default label to be present.
2891 * expr.c (try_casesi): Deal with NULL default_label.
2892 (do_tablejump): Likewise.
2894 2008-04-02 Richard Guenther <rguenther@suse.de>
2896 PR tree-optimization/14495
2897 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
2898 SWITCH_EXPR here ...
2899 (vrp_visit_switch_stmt): ... but here (new function).
2900 (find_case_label_index): New helper function.
2901 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
2903 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2905 * fwprop.c: Fix ISO-C99ism.
2907 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2910 * Makefile.in (objdir): Set it here.
2911 * configure.ac: Not here. Find dynamic linker characteristics.
2912 * exec-tool.in: Use them.
2913 * aclocal.m4: Regenerate.
2914 * configure: Regenerate.
2916 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2918 * expr.c (expand_var): Delete it.
2919 * expr.h (expand_var): Delete prototype.
2920 * function.c (expand_function_start): Use expand_decl instead.
2921 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
2924 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
2926 PR rtl-optimization/35542
2927 * fwprop.c (forward_propagate_and_simplify): Replace
2928 loc_reg_mentioned_in_p with reg_mentioned_p.
2930 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2932 PR rtl-optimization/35281
2933 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
2934 (propagate_rtx_1): Handle PR_HANDLE_MEM.
2935 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
2936 (varying_mem_p): Move above propagate_rtx.
2937 (all_uses_available_at): Do not check MEMs.
2939 2008-04-02 Rafael Espindola <espindola@google.com>
2941 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
2942 (register_edge_assert_for_2): Split the cond argument.
2943 (register_edge_assert_for_1): Adjust for the change in
2944 register_edge_assert_for_2.
2945 (register_edge_assert_for): Split the cond argument.
2946 (find_switch_asserts): Adjust for the change in
2947 register_edge_assert_for.
2949 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
2951 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
2952 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
2953 offsets for 64-bit mingw.
2954 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
2955 abi for x86_64-pc-mingw.
2957 2008-04-02 Richard Guenther <rguenther@suse.de>
2959 * tree-vrp.c (extract_range_from_assert): Make sure to not
2960 produce range min/max with TREE_OVERFOW set.
2961 If merging a anti-range and a range keep the anti-range if
2962 the range covers all values of the type.
2963 (register_edge_assert_for_2): Only allow sign-changing
2964 conversions in detecting canonical range checks. Also
2965 register an assert for the unsigned name if useful.
2967 PR tree-optimization/35787
2968 * tree-vrp.c (vrp_val_max): New function.
2969 (vrp_val_min): Likewise.
2970 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
2971 (vrp_val_is_min): Likewise.
2972 (supports_overflow_infinity): Use vrp_val_{min,max}.
2973 (negative_overflow_infinity): Likewise.
2974 (positive_overflow_infinity): Likewise.
2975 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
2976 (is_positive_overflow_infinity): Likewise.
2977 (is_overflow_infinity): Likewise.
2978 (avoid_overflow_infinity): Use vrp_val_{min,max} and
2979 vrp_val_is_{min,max}.
2980 (set_and_canonicalize_value_range): Canonicalize anti-ranges
2981 to ranges if possible. Avoid empty ranges.
2983 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2986 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
2987 the expression is a function address.
2989 2008-04-01 George Helffrich <george@gcc.gnu.org>
2991 PR fortran/35154, fortran/23057
2992 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
2993 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
2994 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
2995 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
2997 (dbxout_syms): Check for COMMON-based symbol and wrap in
2998 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
2999 in bracket for efficiency.
3001 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
3002 using DW_TAG_common_block + member offset.
3003 (add_pubname_string): New function.
3004 (dw_expand_expr): New function to find block name and offset for
3006 (common_check): New function to check whether symbol in Fortran COMMON.
3007 (gen_variable_die): If COMMON, use DW_TAG_common_block.
3009 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
3012 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
3014 2008-04-02 Ben Elliston <bje@au.ibm.com>
3016 * config/v850/v850.md (casesi): Remove if (0) code.
3017 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3018 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
3020 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
3022 * config/i386/i386.md (rex64suffix): New mode attribute.
3023 (floathi<mode>2): Disable expander for SSE math.
3024 (*floathi<mode>2_1): New insn insn_and_split pattern.
3025 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
3026 corresponding post-reload splitters.
3027 (*floathi<mode>2_i387): New macroized insn pattern.
3028 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
3029 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
3030 insn_and_split pattern.
3031 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
3032 New macroized instruction patterns and corresponding post-reload
3034 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
3035 and corresponding post-reload splitters.
3036 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
3037 New macroized instruction patterns.
3038 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
3039 macroized instruction patterns and corresponding post-reload splitters.
3040 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
3041 corresponding post-reload splitters.
3042 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
3043 New macroized instruction patterns.
3044 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
3045 corresponding post-reload splitters.
3046 (*floatsi<mode>2_i387): New macroized instruction patterns.
3048 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
3050 * config/i386/i386.md (smaxmin): New.
3051 (umaxmin): Likewise.
3052 (maxminiprefix): Likewise.
3053 (maxminfprefix): Likewise.
3054 (<code><mode>3): Likewise.
3055 (smin<mode>3): Removed.
3056 (smax<mode>3): Likewise.
3058 * config/i386/mmx.md (mmx_<code>v2sf3): New.
3059 (mmx_<code>v4hi3): Likewise.
3060 (mmx_<code>v8qi3): Likewise.
3061 (mmx_smaxv2sf3): Removed.
3062 (mmx_sminv2sf3): Likewise.
3063 (mmx_umaxv8qi3): Likewise.
3064 (mmx_smaxv4hi3): Likewise.
3065 (mmx_uminv8qi3): Likewise.
3066 (mmx_sminv4hi3): Likewise.
3068 * config/i386/sse.md (<addsub><mode>3): New.
3069 (*<addsub><mode>3): Likewise.
3070 (<sse>_vm<addsub><mode>3): Likewise.
3071 (<maxmin><mode>3): Likewise.
3072 (*<maxmin><mode>3_finite): Likewise.
3073 (*<maxmin><mode>3): Likewise.
3074 (<sse>_vm<maxmin><mode>3): Likewise.
3075 (sse3_h<addsub>v4sf3): Likewise.
3076 (sse3_h<addsub>v2df3): Likewise.
3077 (<maxmin>v16qi3): Likewise.
3078 (*<maxmin>v16qi3): Likewise.
3079 (<maxmin>v8hi3): Likewise.
3080 (*<maxmin>v8hi3): Likewise.
3081 (*sse4_1_<maxmin><mode>3): Likewise.
3082 (*sse4_1_<maxmin><mode>3): Likewise.
3083 (add<mode>3): Removed.
3084 (*add<mode>3): Likewise.
3085 (<sse>_vmadd<mode>3): Likewise.
3086 (sub<mode>3): Likewise.
3087 (*sub<mode>3): Likewise.
3088 (<sse>_vmsub<mode>3): Likewise.
3089 (smin<mode>3): Likewise.
3090 (*smin<mode>3_finite): Likewise.
3091 (*smin<mode>3): Likewise.
3092 (<sse>_vmsmin<mode>3): Likewise.
3093 (smax<mode>3): Likewise.
3094 (*smax<mode>3_finite): Likewise.
3095 (*smax<mode>3): Likewise.
3096 (<sse>_vmsmax<mode>3): Likewise.
3097 (sse3_haddv4sf3): Likewise.
3098 (sse3_haddv2df3): Likewise.
3099 (sse3_hsubv4sf3): Likewise.
3100 (sse3_hsubv2df3): Likewise.
3101 (umaxv16qi3): Likewise.
3102 (*umaxv16qi3): Likewise.
3103 (smaxv8hi3): Likewise.
3104 (*smaxv8hi3): Likewise.
3105 (*sse4_1_smax<mode>3): Likewise.
3106 (*sse4_1_umax<mode>3): Likewise.
3107 (uminv16qi3): Likewise.
3108 (*uminv16qi3): Likewise.
3109 (sminv8hi3): Likewise.
3110 (*sminv8hi3): Likewise.
3111 (*sse4_1_smin<mode>3): Likewise.
3112 (*sse4_1_umin<mode>3): Likewise.
3114 2008-04-01 Rafael Espindola <espindola@google.com>
3116 * tree-cfg.c (verify_expr): remove in_phi.
3117 (verify_stmt): Don't call walk_tree with verify_expr. Use
3118 is_gimple_min_invariant instead of is_gimple_val.
3120 2008-04-01 Joseph Myers <joseph@codesourcery.com>
3122 * doc/include/gpl_v3.texi: Update for manpage generation.
3123 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
3125 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
3126 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
3127 gpl_v3.texi instead of gpl.texi.
3130 2008-04-01 Jakub Jelinek <jakub@redhat.com>
3133 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
3135 2008-04-01 Rafael Espindola <espindola@google.com>
3137 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
3138 (extract_code_and_val_from_cond): Use
3139 extract_code_and_val_from_cond_with_ops.
3141 2008-04-01 Jan Hubicka <jh@suse.cz>
3143 * function.c (free_after_compilation): Free epilogue_delay_list.
3144 (prepare_function_start): Assert that previous compilation was freed.
3146 2008-04-01 Jan Hubicka <jh@suse.cz>
3147 Jim Wilson <wilson@tuliptree.org>
3148 Andreas Tobler <andreast@gcc.gnu.org>
3151 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
3152 rtl.emit instead cfun->emit.
3153 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
3154 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
3156 2008-04-01 Ben Elliston <bje@au.ibm.com>
3158 * doc/c-tree.texi (Function Basics): Fix grammatical error.
3160 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
3162 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
3164 (fprofile-use): Add var flag_profile_use
3165 * coverage.c (coverage_begin_output): Do not open a gcno file for
3166 output only if -ftest-coverage is set.
3167 Do not add getpwd() to gcda file path.
3168 (build_gcov_info): Check the new flag
3169 flag_profile_datafile_relative_path.
3170 (coverage_init): Use profile_data_prefix.
3171 Read profile counter only if flag_profile_use is set.
3172 * opts.c (common_handle_option): New option fprofile-use=,
3173 fprofile-dir=, fprofile-generate=.
3174 * toplev.c (profile_data_prefix): New variable definition.
3175 * toplev.h (profile_data_prefix): New declaration.
3176 * doc/invoke.tex (Option Summary, Optimization Options):
3179 2008-03-31 James E. Wilson <wilson@tuliptree.org>
3181 * varasm.c (output_constant_pool_1): In LABEL_REF check,
3182 use tmp consistently.
3185 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
3186 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3187 UNSPEC_FR_RECIP_APPROX_RES.
3188 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
3190 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
3193 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
3195 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3198 * fold-const.c (fold_indirect_ref_1): Support accessing non first
3199 element of the vector via a pointer.
3201 2008-03-31 Ian Lance Taylor <iant@google.com>
3203 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
3205 2008-03-31 Jan Hubicka <jh@suse.cz>
3207 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3208 get_arg_pointer_save_area.
3209 * expr.c (init_expr): Just clear out rtl.expr.
3210 * function.c (free_after_compilation): Clear out whole RTL structure.
3211 (get_func_frame_size): Merge into ...
3212 (get_frame_size): ... this one.
3213 (assign_stack_local_1): Merge into ...
3214 (assign_stack_local): ... this one.
3215 (expand_function_end): Update call of get_arg_pointer_save_area.
3216 (get_art_pointer_save_area): Remove cfun argument.
3217 * function.h (emit_status): regno_pointer_align does not need length
3218 attribute. Move x_regno_reg_rtx to ...
3219 (regno_reg_rtx): ... new global array.
3220 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
3221 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
3222 apply_args_value, forced_labels, stack_pointer_delta):
3224 (struct varasm_status): Move here from varasm.c
3225 (struct rtl_data): New. Move here some fields from struct function.
3226 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3227 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3228 used_temp_slots avail_temp_slots, temp_slot_level,
3229 nonlocal_goto_handler_labels): Update accesstors.
3230 (rtl): New global variable.
3231 (struct function): Move some fileds to rtl_data.
3232 (get_arg_pointer_save_area): Update prototype.
3233 * emit-rtl.c (rtl): Declare.
3234 (regno_reg_rtx): Declare.
3235 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3237 (gen_reg_rtx): Update.
3238 (init_virtual_regs): Do not tate emit_status argument.
3239 (init_emit): Do not allocate emit.
3240 * varasm.c (varasm_statuc): Move to function.h.
3241 (n_deferred_constatns): Update accestor.
3242 (init_varasm_status): Do not allocate varasm_status.
3243 (force_const_mem, get_pool_size, output_constant_pool): Update.
3244 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3245 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3247 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
3249 PR rtl-optimization/35729
3250 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
3253 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
3256 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
3257 load/store if memory is unaligned.
3258 (*movti_rex64): Likewise.
3260 * config/i386/predicates.md (misaligned_operand): New.
3262 2008-03-31 Andrew Pinski <pinskia@gmail.com>
3265 * tree-ssa-phiopt.c (conditional_replacement): Return early for
3268 2008-03-31 Jan Beulich <jbeulich@novell.com>
3270 * config/ia64/constraints.md: Add 'j' constraint.
3271 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
3272 (movdi_internal): Likewise.
3274 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
3277 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
3279 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
3282 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
3283 proper error message for the third argument on blendpd and
3286 * config/i386/sse.md (blendbits): New.
3287 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
3289 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
3291 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
3293 2008-03-30 Richard Guenther <rguenther@suse.de>
3296 * fold-const.c (fold_sign_changed_comparison): Do leave
3297 conversions to base-types alone.
3299 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
3301 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
3302 the link register if one altivec register is be saved.
3304 2008-03-30 Ben Elliston <bje@au.ibm.com>
3306 * final.c (final_scan_insn): Remove if (0) code.
3308 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
3310 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
3312 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
3314 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
3315 of V4SFmode to ix86_binary_operator_ok.
3317 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
3319 * config/i386/i386.c (override_options): Initialize
3320 ix86_veclib_handler to ix86_veclibabi_svml when
3321 -mveclibabi=svml is used.
3322 (ix86_veclibabi_svml): New function for SVML ABI style
3323 vectorization support.
3324 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
3326 2008-03-28 Rafael Espindola <espindola@google.com>
3328 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
3329 (tree_binary_nonnegative_warnv_p): Make it public.
3330 (tree_single_nonnegative_warnv_p): Make it public.
3331 (tree_invalid_nonnegative_warnv_p): Make it public.
3332 (tree_unary_nonzero_warnv_p): Make it public.
3333 (tree_binary_nonzero_warnv_p): Make it public
3334 (tree_single_nonzero_warnv_p): Make it public.
3335 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
3336 (extract_range_from_binary_expr): Split the expr argument.
3337 (extract_range_from_unary_expr): Split the expr argument.
3338 (extract_range_from_comparison): Split the expr argument.
3339 (extract_range_from_expr): Use the new aux functions.
3340 (vrp_evaluate_conditional_warnv): Use
3341 vrp_evaluate_conditional_warnv_with_ops.
3342 * tree.h (tree_unary_nonzero_warnv_p): Declare.
3343 (tree_binary_nonzero_warnv_p): Declare.
3344 (tree_single_nonzero_warnv_p): Declare.
3345 (tree_expr_nonzero_warnv_p): Declare.
3346 (tree_unary_nonnegative_warnv_p): Declare.
3347 (tree_binary_nonnegative_warnv_p): Declare.
3348 (tree_single_nonnegative_warnv_p): Declare.
3349 (tree_invalid_nonnegative_warnv_p): Declare.
3351 2008-03-28 Richard Guenther <rguenther@suse.de>
3353 PR tree-optimization/30317
3354 PR tree-optimization/30911
3355 PR tree-optimization/34793
3356 * tree-vrp.c (set_and_canonicalize_value_range): New function.
3357 (struct assert_locus_d): New member EXPR.
3358 (register_new_assert_for): Add EXPR parameter to support
3359 ASSERT_EXPR <name, expr OP limit>.
3360 (register_edge_assert_for_1): Adjust callers.
3361 (find_assert_locations): Likewise.
3362 (process_assert_insertions_for): Build condition from expression.
3363 (extract_range_from_assert): Handle ASSERT_EXPRs
3364 of the form ASSERT_EXPR <name, expr OP limit>.
3365 (register_edge_assert_for_2): New helper registering
3366 asserts for comparisons. Recognize range tests of the form
3367 (unsigned)i - CST1 OP CST2.
3368 (register_edge_assert_for_1): Use it.
3369 (register_edge_assert_for): Likewise.
3370 (needs_overflow_infinity): Integer sub-types
3371 do not need overflow infinities.
3372 (vrp_val_is_max): The extreme values of integer sub-types
3373 are those of the base type.
3374 (vrp_val_is_min): Likewise.
3375 * tree.def (ASSERT_EXPR): Document extra allowed conditional
3378 2008-03-28 Nick Clifton <nickc@redhat.com>
3381 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
3382 Return GENERAL_REGS for stack adjustment reloads.
3384 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3387 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
3388 const_vector when all the vectors are constant.
3390 2008-03-27 Bob Wilson <bob.wilson@acm.org>
3392 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
3394 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
3395 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
3397 (s<code>_sf): Use new scc_sf attribute for opcode names.
3399 2008-03-27 Tom Tromey <tromey@redhat.com>
3401 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
3402 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
3403 config/spu/t-spu-elf, config/i386/t-interix,
3404 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
3405 config/i386/x-darwin, config/i386/x-mingw32,
3406 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
3407 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
3408 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
3409 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
3410 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
3411 config/rs6000/x-darwin, config/rs6000/t-rs6000,
3412 config/score/t-score-elf, config/arm/t-strongarm-pe,
3413 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
3414 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
3415 Revert automatic dependency patch.
3417 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
3420 * config/i386/i386.c (ix86_function_arg_boundary): Align
3421 decimal floating point to its natural boundary.
3423 2008-03-27 Richard Guenther <rguenther@suse.de>
3426 * fold-const.c (fold_comparison): Restrict distinct decl
3427 comparison folding to VAR_DECLs and PARM_DECLs. Do not
3428 solely rely on operand_equal_p.
3430 2008-03-27 Richard Guenther <rguenther@suse.de>
3433 * c-common.c (handle_weak_attribute): Reject combination of
3436 2008-03-27 Richard Guenther <rguenther@suse.de>
3438 PR tree-optimization/32810
3439 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
3440 conversions from DECL_INITIAL.
3441 (fold_const_aggregate_ref): Likewise from constructor elements.
3443 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
3445 * tree-affine.h (aff_combination_expand): Declare.
3446 (get_inner_reference_aff): Likewise.
3447 * tree-affine.c (aff_combination_expand): Split out from
3448 tree_to_aff_combination_expand.
3449 (get_inner_reference_aff): New function.
3450 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
3451 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
3452 (struct lim_aux_data): sm_done field removed.
3453 (mem_ref_loc_p, mem_ref_locs_p): New types.
3454 (struct mem_ref): Added id, stored, accesses_in_loop,
3455 indep_loop, dep_loop, indep_ref, dep_ref fields.
3456 Removed is_stored, locs and next fields.
3457 (memory_accesses): New variable.
3458 (movement_possibility): Do not allow moving statements
3459 that store to memory.
3460 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
3462 (determine_max_movement): For statements with memory references,
3463 find the outermost loop in that the reference is independent.
3464 (move_computations_stmt): Mark the virtual operands for renaming.
3465 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
3466 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
3467 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
3468 add_vop_ref_mapping, create_vop_ref_mapping_loop,
3469 create_vop_ref_mapping, analyze_memory_references,
3470 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
3471 get_all_locs_in_loop, ref_always_accessed_p,
3472 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
3473 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
3474 store_motion_loop, store_motion): New functions.
3475 (struct vop_to_refs_elt): New type.
3476 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
3477 memref_hash, memref_eq, hoist_memory_references): Rewritten.
3478 (schedule_sm): Replaced by...
3479 (execute_sm): ... this.
3480 (determine_lsm_ref, hoist_memory_references,
3481 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
3482 find_more_ref_vops, free_mem_ref, free_mem_refs,
3483 determine_lsm_loop, determine_lsm): Removed.
3484 (tree_ssa_lim_finalize): Free data structures used by store motion.
3485 (tree_ssa_lim): Call analyze_memory_references. Use
3486 store_motion instead of determine_lsm.
3488 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
3490 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
3491 rename tmake_file to m68hc11/t-m68hc11.
3492 (mcore): Set inhibit_libc to true.
3493 * config.host (alpha*-dec-*vms*): Set extra_programs.
3494 (interix3*): Don't use host_xmake_file.
3495 * configure.ac: Let config.gcc override inhibit_libc.
3496 * configure: Regenerate.
3498 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
3499 * config/t-openbsd-thread: Remove commented out lines.
3501 * config/x-interix: Remove.
3503 * config/m68hc11/t-m68hc11-gas: Rename to...
3504 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
3506 * config/mcore/t-mcore: Remove T_CFLAGS.
3507 * config/mcore/t-mcore-pe: Likewise.
3509 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
3511 * configure.ac: Replace custom __GNU_SOURCE test with
3512 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
3513 * aclocal.m4: Regenerate.
3514 * configure: Regenerate.
3515 * config.in: Regenerate.
3517 2008-03-27 Richard Guenther <rguenther@suse.de>
3519 * fold-const.c (target.h): Include.
3520 (fold_comparison): Fold comparison of addresses of decls
3521 that bind locally or of constants. Consolidate address folding code.
3522 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
3523 results from fold_binary_to_constant.
3524 (compare_values_warnv): Likewise.
3526 2008-03-27 Andrew Pinski <pinskia@gmail.com>
3529 * fold-const.c (fold_truthop): Check for integeral types when folding
3530 a == 0 && b == 0 and a != 0 || b != 0 .
3532 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
3534 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
3536 2008-03-26 Andreas Schwab <schwab@suse.de>
3538 * doc/invoke.texi: Fix use of @item vs. @itemx.
3540 2008-03-26 Tom Tromey <tromey@redhat.com>
3542 * Makefile.in (build/gensupport.o, build/print-rtl.o,
3543 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
3544 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
3545 build/gencodes.o, build/genconditions.o, build/genconfig.o,
3546 build/genconstants.o, build/genemit.o, build/genextract.o,
3547 build/genflags.o, build/genmddeps.o, build/genopinit.o,
3548 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
3551 2008-03-26 Richard Guenther <rguenther@suse.de>
3554 2008-03-26 Richard Guenther <rguenther@suse.de>
3556 * fold-const.c (target.h): Include.
3557 (fold_comparison): Fold comparison of addresses of two decls
3558 that bind locally. Consolidate address folding code.
3560 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3562 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
3563 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
3564 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
3565 dconstsqrt2, dconstthird, dconste and/or dconst10.
3566 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
3567 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
3568 dconstsqrt2, dconste): Delete.
3569 (init_emit_once): Likewise. Simplify initializing dconstm1.
3571 * real.c (get_real_const): New.
3572 * real.h (dconst3, dconst10, dconstm2, dconstthird,
3573 dconstsqrt2, dconste): Delete.
3574 (real_value_const, get_real_const): New.
3576 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
3578 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
3580 * config/i386/i386.c (ix86_function_arg_boundary): Check
3581 BIGGEST_ALIGNMENT instead of 128.
3582 (setup_incoming_varargs_64): Likewise.
3584 2008-03-26 Tom Tromey <tromey@redhat.com>
3586 * Makefile.in (DEPFILES): Add missing '/'.
3588 2008-03-26 Richard Guenther <rguenther@suse.de>
3590 * fold-const.c (target.h): Include.
3591 (fold_comparison): Fold comparison of addresses of two decls
3592 that bind locally. Consolidate address folding code.
3594 2008-03-26 Nick Clifton <nickc@redhat.com>
3597 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
3598 not allow INT+INT as a legitimate addressing mode.
3600 2008-03-26 Richard Guenther <rguenther@suse.de>
3602 * tree-flow.h (widen_bitfield): Remove declaration.
3603 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
3604 (widen_bitfield): Remove function.
3605 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
3608 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3611 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
3614 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
3616 PR rtl-optimization/35232
3617 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
3618 (forget_old_reloads_1, forget_marked_reloads): Don't clear
3619 reg_reloaded_call_part_clobbered here.
3620 (reload_regs_reach_end_p): New function.
3621 (reload_reg_rtx_for_input): New variable.
3622 (reload_reg_rtx_for_output): Likewise.
3623 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
3624 when reassigning a pseudo register. Load reloadreg from
3625 reload_reg_rtx_for_input, moving the mode and register
3627 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
3628 instead of the original when deciding whether an input reload
3629 would be a no-op or whether an output reload can be deleted.
3630 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
3631 when setting up new_spill_reg_store. Load it from
3632 reload_reg_rtx_for_output, moving the mode and register
3634 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
3635 instead of the original when deciding whether an output reload
3636 would be a no-op. Do the same when modifying insn notes.
3637 Use rtx_equal_p instead of == to compare the registers.
3638 (inherit_piecemeal_p): Take a mode and two register numbers
3640 (emit_reload_insns): Clear new_spill_reg_store for every hard
3641 register in the reload register. Remove spill registers
3642 from reg_reloaded_valid before considering whether to record
3643 inheritance information for them. Use reload_reg_rtx_for_output
3644 instead of reg_rtx when recording output reloads. Use
3645 reload_reg_rtx_for_input instead of reg_rtx when recording
3646 input reloads. Set or clear reg_reloaded_call_part_clobbered
3647 at the same time as setting reg_reloaded_valid.
3648 (delete_output_reload): Add a new_reload_reg parameter and use it
3649 instead of rld[j].reg_rtx.
3650 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
3653 2008-03-25 Tom Tromey <tromey@redhat.com>
3655 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
3656 (build/genattr.o): Likewise.
3657 (build/genattrtab.o): Likewise.
3658 (build/gencodes.o): Likewise.
3659 (build/genconfig.o): Likewise.
3660 (build/genconstants.o): Likewise.
3661 (build/genemit.o): Likewise.
3662 (build/genextract.o): Likewise.
3663 (build/genflags.o): Likewise.
3665 2008-03-25 Bob Wilson <bob.wilson@acm.org>
3667 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
3668 instead of size_int for integer types.
3669 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
3670 to match type of MINUS_EXPR.
3672 2008-03-25 Tom Tromey <tromey@redhat.com>
3674 * configure: Rebuilt.
3675 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
3678 2008-03-25 Tom Tromey <tromey@redhat.com>
3680 * config/x-solaris (host-solaris.o): Update.
3681 * config/x-linux (host-linux.o): Update.
3682 * config/x-hpux (host-hpux.o): Update.
3683 * config/x-darwin (host-darwin.o): Update.
3684 * config/v850/t-v850e (v850-c.o): Update.
3685 * config/v850/t-v850 (v850-c.o): Update.
3686 * config/t-vxworks (vxworks.o): Update.
3687 * config/t-sol2 (sol2-c.o, sol2.o): Update.
3688 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
3689 * config/spu/t-spu-elf (spu-c.o): Update.
3691 * config/sh/t-symbian (sh-c.o): Update.
3692 (symbian.o): Update.
3693 * config/sh/t-sh (sh-c.o): Update.
3694 * config/score/t-score-elf (score7.o, score3.o): Update.
3695 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
3696 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
3697 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
3698 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
3700 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
3701 * config/m32c/t-m32c (m32c-pragma.o): Update.
3702 * config/ia64/t-ia64 (ia64-c.o): Update.
3703 * config/i386/x-mingw32 (host-mingw32.o): Update.
3704 * config/i386/x-i386 (driver-i386.o): Update.
3705 * config/i386/x-darwin (host-i386-darwin.o): Update.
3706 * config/i386/x-cygwin (host-cygwin.o): Update.
3707 * config/i386/t-nwld (nwld.o): Update.
3708 * config/i386/t-netware (netware.o): Update.
3709 * config/i386/t-interix (winnt.o): Update.
3710 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
3711 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
3712 msformat-c.o): Update.
3713 * config/bfin/t-bfin-linux (generated_files): Add
3714 linux-sysroot-suffix.h.
3715 * config/arm/t-wince-pe (pe.o): Update.
3716 * config/arm/t-strongarm-pe (pe.o): Update.
3717 * config/arm/t-pe (pe.o): Update.
3718 * config/arm/t-arm (arm-c.o): Update.
3719 * doc/install.texi (Prerequisites): Require make 3.80.
3720 * Makefile.in: Remove .o targets.
3721 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
3722 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
3723 (simple_generated_h, simple_generated_c): Move earlier.
3724 (generated_files): New variable.
3725 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
3726 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
3727 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
3728 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
3729 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
3730 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
3731 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
3732 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
3733 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
3734 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
3735 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
3736 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
3738 (COMPILE.base, COMPILE): New variables.
3739 (%.o): New pattern rule.
3740 (ALL_HOST_OBJS): New variable.
3741 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
3742 (dummy-checksum.o, cc1-checksum.o): Remove.
3743 (DRIVER_SHLIB): New variable.
3744 (DRIVER_DEFINES): Use it.
3745 (gencondmd.c): Move out of build/.
3746 (s-conditions): Update.
3747 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
3748 (ALL_BUILD_OBJS): Likewise.
3749 (build/%.o): Use BUILDCOMPILE.
3750 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
3751 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
3752 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
3753 build/gencheck.o, build/gencodes.o, build/genconditions.o,
3754 build/genconfig.o, build/genconstants.o, build/genemit.o,
3755 build/genextract.o, build/genflags.o, build/genmddeps.o,
3756 build/genopinit.o, build/genoutput.o, build/genpeep.o,
3757 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
3758 build/gen-protos.o, build/scan.o, build/fix-header.o,
3759 build/scan-decls.o): Simplify.
3760 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
3761 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
3762 prefix.o, toplev.o): Reduce to variable setting.
3763 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
3764 ($(out_object_file), gcc-options.o): New targets.
3765 ($(ALL_HOST_OBJS)): New target. Include dependency files.
3766 * configure: Rebuilt.
3767 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
3768 * doc/sourcebuild.texi (Front End Directory): Document new variable.
3770 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
3772 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
3773 complain when we hit an error, return ERROR_MARK_NODE.
3775 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3777 * config/sh/constraints.md (Pso, Psz): New constraints.
3778 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
3779 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
3781 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3783 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
3784 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
3786 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3788 * config/sh/sh.md (prefetch): Add condition for SH2A target.
3789 (prefetch_sh2a): New.
3791 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3792 Naveen.H.S <naveen.hs@kpitcummins.com>
3794 * config/sh/constraints.md (I28): New constraint.
3795 * config/sh/sh.c (broken_move): Add support for movi20s.
3796 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
3798 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
3799 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3800 Naveen.H.S <naveen.hs@kpitcummins.com>
3802 * config/sh/sh.c (SH_ATTRIBUTES): Define.
3803 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
3804 (print_operand): Handle resbank in %@ operand code.
3805 (sh_encode_section_info): New.
3806 (push_regs): Add conditions for resbank.
3807 (sh_expand_epilogue): Likewise.
3808 (sh_insert_attributes): Likewise.
3809 (sh_attribute_table): Likewise.
3810 (sh_handle_resbank_handler_attribute): New.
3811 (sh2a_handle_function_vector_handler_attribute): New.
3812 (sh2a_is_function_vector_call): New.
3813 (sh2a_get_function_vector_number): New.
3814 (sh2a_function_vector_p): New.
3815 (sh_cfun_resbank_handler_p): New.
3816 * config/sh/sh.md (calli): Emit jsr/n if possible.
3817 (calli_tbr_rel): New.
3818 (calli_pcrel): Emit jsr/n if possible.
3819 (return_i): Emit rts/n if possible.
3820 (call_valuei_tbr_rel): New.
3821 (call_valuei_pcrel): Add condition for SH2A target.
3822 (call_value): Likewise.
3823 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
3824 (sh2a_get_function_vector_number): Likewise.
3825 (sh2a_is_function_vector_call): Likewise.
3826 * doc/extend.texi: Document TBR relative addressing of SH2A.
3827 (resbank): Add description for SH2A.
3829 2008-03-24 Richard Guenther <rguenther@suse.de>
3832 * gimplify.c (gimplify_modify_expr): For frontend type-correct
3833 pointer assignments change conversions according to middle-end rules.
3834 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
3835 * configure.ac: Include type checking in yes.
3836 * configure: Regenerate.
3838 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3840 * diagnostic.c (diagnostic_count_diagnostic): Delete.
3841 (diagnostic_report_diagnostic): Update. Handle ICEs here.
3843 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
3845 * gthr-vxworks.h (UNUSED): Define.
3847 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
3849 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
3851 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
3853 * doc/extend.texi (Function Attributes): Add missing comma in the
3854 example of the "alloc_size" attribute.
3856 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
3859 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
3861 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3864 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3867 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3868 of the underlying type of a MS bitfield layout to the natural
3869 alignment of the type.
3871 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3873 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3874 to their natural alignment to avoid store forwarding stalls.
3876 2008-03-22 Richard Guenther <rguenther@suse.de>
3878 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
3879 For PHI nodes verify the address is invariant.
3880 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
3881 (get_symbol_constant_value): Use is_gimple_min_invariant.
3882 (maybe_fold_stmt_indirect): Likewise.
3884 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
3886 PR rtl-optimization/33927
3887 * Makefile.in (dse.o): Depend on $(TM_P_H).
3888 * expr.h (extract_low_bits): Declare.
3889 * expmed.c (extract_low_bits): New function.
3890 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
3891 * dse.c: Include tm_p.h.
3892 (find_shift_sequence): Remove the read_reg argument and return the
3893 read value. Emit the instructions instead of returning them.
3894 Iterate on new_mode rather than calculating it each time.
3895 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
3896 source to NEW_MODE and extract_low_bits to convert the shifted
3898 (replace_read): Allow the load and store to have different mode
3899 classes. Use extract_low_bits when SHIFT == 0. Create the shift
3900 or extraction instructions before trying the replacement. Update
3901 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
3903 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3905 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3906 to their natural alignment to avoid store forwarding stalls.
3908 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3911 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
3912 encouraging but not allowing gprs for input;
3913 change the input constraint to !f#r.
3914 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
3916 change the output constraint to !f#r.
3918 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
3921 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
3922 corresponding post-reload splitters.
3923 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
3924 when x87 FP math is selected.
3925 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
3926 New function prototype.
3927 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
3928 unreachable function to ease macroization of insn patterns.
3930 2008-03-21 Martin Jambor <mjambor@suse.cz>
3932 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
3933 reference dumps if ddr is NULL or dependence is unknown.
3935 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3937 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
3938 unsigned extension into account.
3939 (ATOMIC_COMPARE_AND_SWAP): Likewise.
3940 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
3941 Do computations on a scratch register.
3943 2008-03-21 Richard Guenther <rguenther@suse.de>
3945 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3946 Use is_gimple_min_invariant instead of TREE_INVARIANT.
3947 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
3948 * tree-ssa-dom.c (record_equality): Likewise.
3949 * tree-inline.c (copy_body_r): Likewise.
3950 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
3953 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3955 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
3956 as 'delete_unused' argument.
3958 2008-03-20 Richard Guenther <rguenther@suse.de>
3960 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
3961 special casing of constant qualifiers.
3962 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
3963 care about them in general.
3964 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
3965 regardless of their type.
3966 (fold_stmt_r): Forcefully fold *& if we end up with that.
3968 2008-03-20 Paul Brook <paul@codesourcery.com>
3970 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
3971 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
3973 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
3975 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
3976 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
3978 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
3980 * common.opt (Wmudflap): New option.
3981 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
3982 (mx_register_decls): Likewise.
3983 (mudflap_finish_file): Likewise.
3984 * doc/invoke.texi: Document -Wno-mudflap.
3986 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
3988 * c-format.c (replace_format_name_to_system_name): New.
3990 (convert_format_name_to_system_name): New.
3991 (decode_format_attr): Add use of convert_format_name_to_system_name.
3992 (format_types_orig): Add gnu_ prefix to names.
3993 (check_format_info_main): Special treating of \0 escaped names for
3994 supporting multi-character format specifiers as I32, I64.
3995 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
3996 (gnu_target_overrides_format_attributes): New.
3997 * c-format.h: Add structure target_ovr_attr to hold
3998 system specific formatter names.
3999 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
4000 msformat-c.o file to c_target_objs and cxx_target_objs.
4001 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
4002 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
4003 (TARGET_N_FORMAT_TYPES): New.
4004 * config/i386/msformat-c.c: New.
4005 * config/i386/t-cygming: Add build rule for msformat-c.o.
4006 * doc/extend.texi: Add new format names gnu_* and ms_* and
4008 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
4010 2008-03-20 Ira Rosen <irar@il.ibm.com>
4012 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
4013 optimizations turned on under -O3.
4014 (ftree-vectorize): Add that the flag is turned on with -O3.
4016 2008-03-20 Ben Elliston <bje@au.ibm.com>
4018 * regmove.c (try_auto_increment): Fix spelling error in comment.
4019 * final.c (final_scan_insn): Likewise.
4021 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
4024 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
4025 allocator preferences for "y" and "r" class registers.
4026 ("*mov<mode>_internal"): Ditto.
4027 ("*movv2sf_internal_rex64"): Ditto.
4028 ("*movv2sf_internal"): Ditto.
4030 2008-03-19 Michael Matz <matz@suse.de>
4033 * calls.c (expand_call): Check overlap of arguments with call
4034 address for sibcalls.
4036 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
4039 * stor-layout.c (update_alignment_for_field): Set minimum alignment
4040 of the underlying type of a MS bitfield layout to the natural
4041 alignment of the type.
4043 2008-03-19 Jan Hubicka <jh@suse.cz>
4046 * toplev.c (decode_d_option): Handle all CPP flags.
4047 * tree-vrp.c: Update tree_pass descriptors.
4048 * regrename.c: Update tree_pass descriptors.
4049 * fwprop.c: Update tree_pass descriptors.
4050 * doc/invoke.texi: Remove documentation of dropped -d? flags.
4051 * tree-into-ssa.c: Update tree_pass descriptors.
4052 * tree-dump.c: Update tree_pass descriptors.
4053 * tree-complex.c: Update tree_pass descriptors.
4054 * tree-dump.h: Update tree_pass descriptors.
4055 * see.c: Update tree_pass descriptors.
4056 * cgraphbuild.c: Update tree_pass descriptors.
4057 * tracer.c: Update tree_pass descriptors.
4058 * tree-loop-distribution.c: Update tree_pass descriptors.
4059 * cgraph.c: Update tree_pass descriptors.
4060 * postreload-gcse.c: Update tree_pass descriptors.
4061 * postreload.c: Update tree_pass descriptors.
4062 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
4063 * tree-tailcall.c: Update tree_pass descriptors.
4064 * tree-pass.h (tree_opt_pass): Rename to ...
4065 (opt_pass) ... this one; add "type" field and remove letter field.
4066 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
4067 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
4068 all_lowering_passes): Update declaration.
4069 * ipa-cp.c: Update tree_pass descriptors.
4070 * final.c: Update tree_pass descriptors.
4071 * omp-low.c: Update tree_pass descriptors.
4072 * tree-ssa-dse.c: Update tree_pass descriptors.
4073 * ipa-reference.c: Update tree_pass descriptors.
4074 * tree-ssa-uncprop.c: Update tree_pass descriptors.
4075 * auto-inc-dec.c: Update tree_pass descriptors.
4076 * reorg.c: Update tree_pass descriptors.
4077 * cgraphunit.c: Update tree_pass descriptors.
4078 * tree-ssa-copyrename.c: Update tree_pass descriptors.
4079 * tree-ssa-ccp.c: Update tree_pass descriptors.
4080 * df-core.c: Update tree_pass descriptors.
4081 * mode-switching.c: Update tree_pass descriptors.
4082 * tree-nomudflap.c: Update tree_pass descriptors.
4083 * modulo-sched.c: Update tree_pass descriptors.
4084 * ipa-pure-const.c: Update tree_pass descriptors.
4085 * cse.c: Update tree_pass descriptors.
4086 * web.c: Update tree_pass descriptors.
4087 * tree-stdarg.c: Update tree_pass descriptors.
4088 * tree-ssa-math-opts.c: Update tree_pass descriptors.
4089 * tree-ssa-dom.c: Update tree_pass descriptors.
4090 * tree-nrv.c: Update tree_pass descriptors.
4091 * tree-ssa-alias.c: Update tree_pass descriptors.
4092 * loop-init.c: Update tree_pass descriptors.
4093 * gimple-low.c: Update tree_pass descriptors.
4094 * ipa-inline.c: Update tree_pass descriptors.
4095 * tree-ssa-sink.c: Update tree_pass descriptors.
4096 * global.c: Update tree_pass descriptors.
4097 * ifcvt.c: Update tree_pass descriptors.
4098 * jump.c: Update tree_pass descriptors.
4099 * predict.c: Update tree_pass descriptors.
4100 * tree-ssa-loop.c: Update tree_pass descriptors.
4101 * recog.c: Update tree_pass descriptors.
4102 * dse.c: Update tree_pass descriptors.
4103 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
4104 * tree-eh.c: Update tree_pass descriptors.
4105 * regmove.c: Update tree_pass descriptors.
4107 * function.c: Update tree_pass descriptors.
4108 * tree-vectorizer.c: Update tree_pass descriptors.
4109 * gcse.c: Update tree_pass descriptors.
4110 * ipa-type-escape.c: Update tree_pass descriptors.
4111 * tree-if-conv.c: Update tree_pass descriptors.
4112 * init-regs.c: Update tree_pass descriptors.
4113 * ipa.c: Update tree_pass descriptors.
4114 * tree-ssa-phiopt.c: Update tree_pass descriptors.
4115 * rtl-factoring.c: Update tree_pass descriptors.
4116 * lower-subreg.c: Update tree_pass descriptors.
4117 * bt-load.c: Update tree_pass descriptors.
4118 * tree-dfa.c: Update tree_pass descriptors.
4119 * except.c: Update tree_pass descriptors.
4120 * emit-rtl.c: Update tree_pass descriptors.
4121 * cfgexpand.c: Update tree_pass descriptors.
4122 * tree-cfgcleanup.c: Update tree_pass descriptors.
4123 * cfgcleanup.c: Update tree_pass descriptors.
4124 * tree-ssa-pre.c: Update tree_pass descriptors.
4125 * tree-sra.c: Update tree_pass descriptors.
4126 * tree-mudflap.c: Update tree_pass descriptors.
4127 * tree-ssa-copy.c: Update tree_pass descriptors.
4128 * cfglayout.c: Update tree_pass descriptors.
4129 * tree-ssa-forwprop.c: Update tree_pass descriptors.
4130 * tree-ssa-dce.c: Update tree_pass descriptors.
4131 * tree-ssa.c: Update tree_pass descriptors.
4132 * regclass.c: Update tree_pass descriptors.
4133 * integrate.c: Update tree_pass descriptors.
4134 * tree-optimize.c: Update tree_pass descriptors.
4135 * tree-ssa-phiprop.c: Update tree_pass descriptors.
4136 * tree-object-size.c: Update tree_pass descriptors.
4137 * combine.c: Update tree_pass descriptors.
4138 * tree-outof-ssa.c: Update tree_pass descriptors.
4139 * bb-reorder.c: Update tree_pass descriptors.
4140 * stack-ptr-mod.c: Update tree_pass descriptors.
4141 * var-tracking.c: Update tree_pass descriptors.
4142 * tree-profile.c: Update tree_pass descriptors.
4143 * tree-vect-generic.c: Update tree_pass descriptors.
4144 * reg-stack.c: Update tree_pass descriptors.
4145 * sched-rgn.c: Update tree_pass descriptors.
4146 * tree-ssa-structalias.c: Update tree_pass descriptors.
4147 * tree-cfg.c: Update tree_pass descriptors.
4148 * passes.c (current_pass): Update declaration.
4149 (finish_optimization_passes): Update.
4150 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
4151 (register_one_dump_file, register_dump_files_1, next_pass_1):
4153 (init_optimization_passes): Update handling of new types.
4154 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
4155 * ipa-struct-reorg.c: Update tree_pass descriptors.
4156 * tree-ssa-reassoc.c: Update tree_pass descriptors.
4157 * combine-stack-adj.c: Update tree_pass descriptors.
4158 * cfgrtl.c: Update tree_pass descriptors.
4159 * dce.c: Update tree_pass descriptors.
4160 * tree-ssanames.c: Update tree_pass descriptors.
4162 2008-03-19 Richard Guenther <rguenther@suse.de>
4165 * tree-ssa.c (walk_data): New structure.
4166 (warn_uninitialized_var): If not always_executed warn with "maybe"
4168 (execute_early_warn_uninitialized): Compute post-dominators.
4169 Initialize always_executed before processing each basic block.
4171 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
4174 * config/i386/i386.c (x86_this_parameter): Calculate correct location
4175 of "this" pointer when "regparm = N" or "fastcall" is in effect.
4177 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4179 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
4181 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
4183 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
4185 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
4186 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
4187 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
4188 target after ignore has been set, and move there also the commputation
4189 of subtarget and original_target.
4190 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
4191 (LANG_HOOKS_INITIALIZER): Remove it.
4192 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
4194 2008-03-18 Richard Guenther <rguenther@suse.de>
4196 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
4197 found an expression with constants, note that in the VN for the lhs.
4198 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
4199 fold them to constants if possible. Run cleanup_cfg if done so.
4200 (execute_pre): Return todo.
4202 (execute_fre): Likewise.
4203 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
4205 (get_prop_source_stmt): Look through pointer conversions.
4207 2008-03-18 Jan Hubicka <jh@suse.cz>
4209 * tree-pretty-print.c: Include predict.h.
4210 (dump_generic_node): Dump predictor.
4211 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
4212 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
4213 * gimple-low.c (lower_stmt): Likewise.
4214 * expr.c (expand_expr_real): Likewise.
4215 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
4217 (build_predict_expr, build_predict_expr): New.
4218 * predict.h (predictor_name, build_predict_expr): Update.
4219 * c-typeck.c (c_finish_bc_stmt): Add prediction.
4220 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
4221 * predict.def (PRED_CONTINUE): Update hitrate.
4222 * tree.def (PREDICT_EXPR): Define.
4223 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
4224 do not handle BIND_EXPR.
4225 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
4226 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
4227 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
4230 2008-03-18 Michael Matz <matz@suse.de>
4232 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
4234 2008-03-18 Richard Guenther <rguenther@suse.de>
4236 * tree-gimple.h (is_gimple_invariant_address): Declare.
4237 (is_gimple_constant): Likewise.
4238 * tree-gimple.c (is_gimple_constant): New function.
4239 (is_gimple_invariant_address): Likewise.
4240 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
4241 and is_gimple_invariant_address.
4242 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
4244 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
4245 an addressable base.
4247 2008-03-18 Jakub Jelinek <jakub@redhat.com>
4250 * gimplify.c (gimplify_expr): Gimplify second operand of
4253 2008-03-17 Richard Guenther <rguenther@suse.de>
4255 PR tree-optimization/19637
4256 * fold-const.c (fold_unary): Remove restrictions of removing
4257 intermediate pointer-conversions (P2)(P1)P0.
4258 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
4259 conversion to void pointer.
4260 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
4262 2008-03-16 James E. Wilson <wilson@tuliptree.org>
4265 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
4266 emulated thread local variables.
4268 2008-03-16 Richard Guenther <rguenther@suse.de>
4271 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
4272 expand TREE_INVARIANT operations that are not gimple invariant.
4274 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
4276 * doc/extend.texi (Alignment): Say that the ABI controls
4277 the __alignof__ for non-strict-alignment targets rather
4278 than being a recommendation.
4280 2008-03-15 Paul Brook <paul@codesourcery.com>
4282 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
4284 (arm_output_fn_unwind): Mark functions that can not be unwound.
4286 2008-03-15 Paul Brook <paul@codesourcery.com>
4288 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
4289 extension instructions.
4291 2008-03-15 Richard Guenther <rguenther@suse.de>
4293 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
4294 and fold constant aggregate refs.
4295 (fold_const_aggregate_ref): Handle string constants
4296 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
4297 (evaluate_stmt): Simplify now that ccp_fold folds constant
4300 2008-03-15 Paul Brook <paul@codesourcery.com>
4302 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
4303 (extzv): Use gen_extzv_t2.
4304 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
4306 2008-03-15 Richard Guenther <rguenther@suse.de>
4308 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
4309 (fold_const_aggregate_ref): Likewise.
4310 (get_value): Return NULL if we don't have any values.
4311 (ccp_finalize): Set const_val to NULL after freeing it.
4312 * tree-flow.h (get_symbol_constant_value): Declare.
4313 (fold_const_aggregate_ref): Likewise.
4314 * tree-ssa-sccvn.c (try_to_simplify): Use them.
4316 2008-03-15 Richard Guenther <rguenther@suse.de>
4319 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
4320 to not produce negative array indices if not allowed. Add
4321 parameter to indicate that.
4322 (maybe_fold_offset_to_component_ref): Allow negative array
4323 indices only for the first member of a structure.
4324 (maybe_fold_offset_to_reference): Allow negative array indices.
4325 (maybe_fold_stmt_addition): Likewise.
4327 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
4328 Anatoly Sokolov <aesok@post.ru>
4330 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
4331 (avr_arch): Add ARCH_AVR6.
4332 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
4333 (initial_elimination_offset): Initialize and use 'avr_pc_size'
4334 instead of fixed value 2.
4335 (print_operand_address): Use gs() asm specifier instead of pm().
4336 (avr_assemble_integer): (Ditto.).
4337 (avr_output_addr_vec_elt): (Ditto.).
4338 (print_operand): Handle "!" code.
4339 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
4340 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
4341 (AVR_HAVE_EIJMP_EICALL): Define.
4342 (AVR_3_BYTE_PC): Redefine.
4343 (AVR_2_BYTE_PC): (Ditto.).
4344 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
4345 (LINK_SPEC): Add atmega2560 and atmega2561.
4346 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
4348 * config/avr/avr.md (call_insn): Use eicall instead of icall
4349 for 3 byte PC devices.
4350 (call_value_insn): (Ditto.).
4351 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
4352 (indirect_jump): Use only for for 2 byte PC devices.
4353 (*tablejump): (Ditto.).
4354 (*indirect_jump_avr6): Add insn.
4355 (*tablejump_rjmp): Don't use for 3 byte PC devices.
4356 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
4357 instead of ijmp for 3 byte PC devices.
4358 (__tablejump2__): (Ditto.).
4359 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
4360 (MULITLIB_DIRNAMES): (Ditto.).
4361 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
4363 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
4365 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
4366 "sse2_umulsidi3". Use V1DI mode for operand 0.
4367 ("mmx_psadbw"): Use V1DI mode for operand 0.
4368 * config/i386/i386-modes.def (V1SI): New vector mode.
4369 * config/i386/i386.c (struct builtin_description)
4370 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
4371 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
4372 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
4373 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
4374 v1di_ftype_v8qi_v8qi type.
4375 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
4377 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
4378 __builtin_ia32_pmuludq]: Fix the mode of return value.
4380 2008-03-15 Richard Guenther <rguenther@suse.de>
4383 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
4386 2008-03-14 Bob Wilson <bob.wilson@acm.org>
4388 * doc/invoke.texi (Option Summary, Xtensa Options): Document
4389 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
4390 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
4391 unless TARGET_SERIALIZE_VOLATILE is enabled.
4392 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
4393 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
4394 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
4396 2008-03-14 Richard Guenther <rguenther@suse.de>
4398 PR tree-optimization/34172
4399 * tree-flow.h (refs_may_alias_p): Declare.
4400 (get_single_def_stmt): Likewise.
4401 (get_single_def_stmt_from_phi): Likewise.
4402 (get_single_def_stmt_with_phi): Likewise.
4403 * tree-dfa.c (refs_may_alias_p): New function.
4404 (get_single_def_stmt): Likewise.
4405 (get_single_def_stmt_from_phi): Likewise.
4406 (get_single_def_stmt_with_phi): Likewise.
4407 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
4408 (vn_reference_lookup_1): New helper function.
4409 (vn_reference_lookup): Walk the virtual use-def chain to
4410 continue searching for a match if the def does not alias the
4411 reference we are looking for.
4413 2008-03-14 David Edelsohn <edelsohn@gnu.org>
4415 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
4416 archive and Perzl. Update The Written Word listing.
4418 2008-03-14 Richard Guenther <rguenther@suse.de>
4420 PR tree-optimization/34043
4421 PR tree-optimization/33989
4422 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
4424 (bitmap_find_leader): Use extra argument to verify dominance
4425 relationship inside a basic-block.
4426 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
4427 (find_leader_in_sets): Adjust.
4428 (create_component_ref_by_pieces): Take extra argument for
4429 dominance check, handle lookup failures.
4430 (find_or_generate_expression): Likewise.
4431 (create_expression_by_pieces): Likewise.
4432 (insert_into_preds_of_block): Adjust.
4433 (create_value_expr_from): If asked for, verify all operands
4434 are in the blocks AVAIL_OUT set.
4435 (make_values_for_stmt): Check for SSA_NAMEs that are life
4436 over an abnormal edge.
4437 (compute_avail): Remove such check.
4438 (do_SCCVN_insertion): New function.
4439 (eliminate): If we do not find a leader suitable for replacement
4440 insert a replacement expression from SCCVN if available.
4441 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
4442 (struct vn_ssa_aux): Add needs_insertion flag.
4443 * tree-ssa-sccvn.c (may_insert): New global flag.
4444 (copy_reference_ops_from_ref): Value-number union member access
4445 based on its size, not type and member if insertion is allowed.
4446 (visit_reference_op_load): For a weak match from union type
4447 punning lookup a view-converted value and insert a SSA_NAME
4448 for that value if that is not found.
4449 (visit_use): Make dumps shorter. Do not disallow value numbering
4450 SSA_NAMEs that are life over an abnormal edge to constants.
4451 (free_scc_vn): Release inserted SSA_NAMEs.
4452 (run_scc_vn): New flag to specify whether insertion is allowed.
4453 Process SSA_NAMEs in forward order.
4454 * tree-ssa-loop-im.c (for_each_index): Handle invariant
4455 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
4456 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
4457 pointer type to/from integral types that do not change the
4458 precision to regular conversions.
4460 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
4462 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4463 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4464 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
4465 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
4466 input arguments and the mode of return value. Built-in functions
4467 that operate on whole 64-bit MMX register now use V1DI mode.
4469 2008-03-13 Alon Dayan <alond@il.ibm.com>
4470 Olga Golovanevsky <olga@il.ibm.com>
4472 PR tree-optimization/35041
4473 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
4474 to locate the right position in a statement.
4476 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
4480 * config/i386/xmmintrin.h: Change all static inline functions to
4481 extern inline and add __gnu_inline__ attribute.
4482 * config/i386/bmintrin.h: Ditto.
4483 * config/i386/smmintrin.h: Ditto.
4484 * config/i386/tmmintrin.h: Ditto.
4485 * config/i386/mmintrin-common.h: Ditto.
4486 * config/i386/ammintrin.h: Ditto.
4487 * config/i386/emmintrin.h: Ditto.
4488 * config/i386/pmmintrin.h: Ditto.
4489 * config/i386/mmintrin.h: Ditto.
4490 * config/i386/mm3dnow.h: Ditto.
4492 2008-03-13 Jakub Jelinek <jakub@redhat.com>
4495 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
4496 (lower_omp_2): New function.
4497 (lower_omp_1, lower_omp): Rewritten.
4499 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
4502 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
4503 with the phrase "Microsoft Windows compilers".
4504 (Push/Pop Macro Pragmas): New subsection. Document
4505 #pragma push_macro and pragma pop_macro.
4507 2008-03-12 Paul Brook <paul@codesourcery.com>
4509 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
4511 2008-03-12 Paul Brook <paul@codesourcery.com>
4513 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
4514 (thumb2_alusi3_short): Exclude PLUS and MINUS.
4515 (thumb2_addsi_shortim): Rename ...
4516 (thumb2_addsi_short): ... to this. Allow register operands.
4517 (thumb2_subsi_short): New pattern.
4518 (thumb2_one_cmplsi2_short,
4519 thumb2_negsi2_short): New patterns and peepholes.
4521 2008-03-12 Paul Brook <paul@codesourcery.com>
4523 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
4525 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
4527 * config/i386/i386.md (int_cond): New code iterator.
4529 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
4530 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
4531 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
4532 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
4533 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
4534 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
4535 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
4536 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
4538 2008-03-12 Paul Brook <paul@codesourcery.com>
4540 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
4541 instead of {arm,thumb}_compute_save_reg_mask.
4542 (output_return_instruction): Ditto.
4543 (thumb_unexpanded_epilogue): Ditto.
4544 (thumb1_expand_prologue): Ditto.
4545 (thumb1_output_function_prologue): Ditto.
4546 (arm_set_return_address): Ditto.
4547 (thumb_set_return_address): Ditto.
4548 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
4549 regs to achieve stack alignment.
4550 (thumb1_compute_save_reg_mask): Fix compiler warning.
4551 (arm_output_epilogue): Use offsets->saved_regs_mask.
4552 Adjust stack pointer by poping call clobered registers.
4553 (arm_expand_prologue): Use offsets->saved_regs_mask.
4554 Adjust stack pointer by pushing extra registers.
4555 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
4557 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
4560 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
4561 conversion to the operands of a multiplication.
4563 2008-03-12 Richard Guenther <rguenther@suse.de>
4565 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
4566 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
4567 * timevar.def (TV_TREE_PHIPROP): Add.
4568 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
4569 pass description. Use TV_TREE_PHIPROP.
4570 * tree-ssa-forwprop.c: Remove phiprop code.
4572 2008-03-12 Jakub Jelinek <jakub@redhat.com>
4575 * omp-low.c (maybe_lookup_decl): Constify first argument.
4576 (use_pointer_for_field): Change last argument from bool to
4577 omp_context *. Disallow shared copy-in/out in nested
4578 parallel if decl is shared in outer parallel too.
4579 (build_outer_var_ref, scan_sharing_clauses,
4580 lower_rec_input_clauses, lower_copyprivate_clauses,
4581 lower_send_clauses, lower_send_shared_vars): Adjust callers.
4583 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
4584 Ira Rosen <irar@il.ibm.com>
4586 * tree-vectorizer.c (free_stmt_vec_info): New function.
4587 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
4588 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
4589 * tree-vectorizer.h (free_stmt_vec_info): Declare.
4590 * tree-vect-transform.c (vectorizable_conversion): Free
4591 vec_oprnds0 if it was allocated.
4592 (vect_permute_store_chain): Remove unused VECs.
4593 (vectorizable_store): Free VECs that are allocated in the..
4595 (vect_transform_strided_load, vectorizable_load): Likewise.
4596 (vect_remove_stores): Simplify the code.
4597 (vect_transform_loop): Move code to vect_remove_stores().
4598 Call vect_remove_stores() and free_stmt_vec_info().
4600 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4602 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
4603 TARGET_HPUX. Revise comment.
4604 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
4605 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
4606 Use sr4 variant of `be' instruction when not generating PIC code.
4607 (attr_length_call): Adjust for above change.
4609 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
4611 * ipa-reference.c (static_execute): Remove module_statics_const and
4612 associated setting code.
4614 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
4617 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
4618 predicate for operand 1.
4619 (paritysi2_cmp): Use register_operand predicate for operand 2.
4620 Use earlyclobber modifier for operand 1. Remove support for
4622 (paritydi2_cmp): Use register_operand predicate for operand 3.
4623 Use earlyclobber modifier for operand 1. Remove support for
4626 2008-03-11 Paul Brook <paul@codesourcery.com>
4627 Vladimir Prus <vladimir@codesourcery.com>
4629 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
4630 (arm_compute_save_reg0_reg12_mask): Always
4631 check if register 11 must be saved. Always safe hard frame pointer
4632 when frame_pointer_needeed.
4633 (arm_compute_save_reg_mask): Save IP and PC
4634 only with apcs frames.
4635 (arm_output_epilogue): Adjust Thumb2 codepath to
4636 be also invoked and work for ARM non-apcs frames.
4637 (arm_expand_prologue): Don't bother saving IP
4638 for non-apcs frame, since it's not clobbered by
4639 prologue code. Implement non-apcs frame
4642 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
4644 PR rtl-optimization/35281
4645 * expr.c (convert_move): Use a new pseudo for the intermediate
4646 from_mode->word_mode result.
4648 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
4650 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
4651 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
4652 * toplev.c (compile_file): Don't call it.
4654 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
4657 * expr.c (store_expr): Call emit_block_move if the mode
4658 of "temp" RTX is BLKmode.
4660 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
4661 Richard Guenther <rguenther@suse.de>
4663 PR tree-optimization/31358
4664 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
4665 the step with a NULL_TREE.
4666 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
4667 to sizetype if type is a pointer type.
4668 (add_candidate_1): Don't convert the base and step to
4669 the generic type if the orginal type is a pointer type.
4670 (add_iv_value_candidates): Use sizetype for the step
4671 if type is a pointer type.
4672 (cand_value_at): Likewise.
4673 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
4675 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
4676 Don't convert the tem affine to the type.
4677 (add_elt_to_tree): Use sizetype for the step if a pointer.
4678 Use POINTER_PLUS_EXPR for pointers.
4679 (aff_combination_to_tree): Use sizetype for the step if a
4682 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
4684 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
4685 Remove commutativity hint.
4687 2008-03-10 Jakub Jelinek <jakub@redhat.com>
4691 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
4692 errorneous type. Check that v is a VAR_DECL.
4695 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
4697 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
4699 PR tree-optimization/35494
4700 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
4701 may be overriden at link and run time.
4703 2008-03-10 Richard Guenther <rguenther@suse.de>
4705 PR tree-optimization/34677
4706 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
4707 (poolify_tree): Likewise.
4708 (modify_expr_template): Likewise.
4709 (poolify_modify_stmt): Likewise.
4710 (insert_fake_stores): Handle all component-ref style stores
4711 in addition to INDIRECT_REF. Also handle complex types.
4712 Do not poolify the inserted load.
4713 (realify_fake_stores): Do not rebuild the tree but only
4714 make it a SSA_NAME copy.
4715 (init_pre): Remove initialzation of modify_expr_template.
4716 Do not allocate modify_expr_node_pool.
4717 (fini_pre): Do not free modify_expr_node_pool.
4719 2008-03-10 Paul Brook <paul@codesourcery.com>
4721 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
4724 2008-03-10 Paul Brook <paul@codesourcery.com>
4725 Mark Shinwell <shinwell@codesourcery.com>
4727 * config/arm/cortex-r4.md: New.
4728 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
4730 * config/arm/arm.md: Include cortex-r4.md.
4731 (insn): Add smmls, sdiv and udiv values.
4732 (generic_sched): Don't use generic scheduling for Cortex-R4.
4733 (arm_issue_rate): New function.
4734 (TARGET_SCHED_ISSUE_RATE): Define.
4736 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
4738 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
4740 2008-03-10 Richard Guenther <rguenther@suse.de>
4742 * tree-ssa-pre.c (get_sccvn_value): Simplify.
4743 (compute_avail): Do not add stmt uses to AVAIL_OUT.
4745 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
4747 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
4748 Set default to true.
4750 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4752 * c.opt (Wsynth): Deprecate.
4753 * doc/invoke.texi (Option Summary, Warning Options): Document
4754 -Wno-format-contains-nul.
4756 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
4759 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
4760 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
4762 2008-03-09 Ira Rosen <irar@il.ibm.com>
4764 * config/rs6000/rs6000.c (builtin_description): Rename vector
4765 left shift operations.
4766 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
4767 (altivec_vsl<VI_char>): Rename to ...
4768 (ashl<mode>3): ... new name.
4769 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
4771 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
4773 2008-03-08 Richard Guenther <rguenther@suse.de>
4775 * coverage.h (tree_coverage_counter_addr): Declare.
4776 * coverage.c (tree_coverage_counter_addr): New function.
4777 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
4779 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
4780 (tree_gen_one_value_profiler): Likewise.
4781 (tree_gen_ic_profiler): Likewise.
4782 (tree_gen_average_profiler): Likewise.
4783 (tree_gen_ior_profiler): Likewise.
4785 2008-03-08 Richard Guenther <rguenther@suse.de>
4787 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
4788 (vn_binary_op_insert): Likewise.
4789 (vn_unary_op_lookup): Likewise.
4790 (vn_unary_op_insert): Likewise.
4791 (vn_nary_op_lookup): Declare.
4792 (vn_nary_op_insert): Likewise.
4793 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
4794 and binary hashes, use a single obstack for unary_op_pool
4796 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
4797 a single struct vn_nary_op_s. Store tree code length and
4798 a variable number of operands.
4799 (struct vn_reference_op_struct): Remove unused op2.
4800 (vn_reference_op_eq): Do not compare op2.
4801 (vn_reference_op_compute_hash): Do not compute hash of op2.
4802 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
4803 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
4804 with vn_nary_op_compute_hash.
4805 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
4806 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
4808 (vn_unary_op_insert, vn_binary_op_insert): Replace with
4810 (visit_unary_op): Call nary functions.
4811 (visit_binary_op): Likewise.
4812 (process_scc): Adjust for struct vn_tables_s changes.
4813 (allocate_vn_table): Likewise.
4814 (free_vn_table): Likewise.
4815 * tree-vn.c (vn_add): Call nary functions.
4816 (vn_lookup): Likewise.
4818 2008-03-08 Jakub Jelinek <jakub@redhat.com>
4821 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
4822 wdst back after sync_compare_and_swapqhi_internal.
4824 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
4827 * config/i386/i386-modes.def (V1DI): New vector mode.
4828 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
4829 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
4830 (MMXMODE248): Ditto.
4831 (MMXMODE): Add V1DI mode.
4832 (mmxvecsize): Change DI mode to V1DI mode.
4833 ("mov<mode>): Use MMXMODEI8 mode iterator.
4834 ("*mov<mode>_internal_rex64"): Ditto.
4835 ("*mov<mode>_internal"): Ditto.
4836 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
4837 ("mmx_sub<mode>3"): Ditto.
4838 ("mmx_adddi3"): Remove insn pattern.
4839 ("mmx_subdi3"): Ditto.
4840 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
4841 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
4842 ("mmx_ashl<mode>3"): Ditto.
4843 ("mmx_lshrdi3"): Remove insn pattern.
4844 ("mmx_ashldi3"): Ditto.
4845 * config/i386/i386.c (classify_argument): Handle V1DImode.
4846 (function_arg_advance_32): Ditto.
4847 (function_arg_32): Ditto.
4848 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
4849 mmx_addv1di3 insn pattern.
4850 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
4851 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
4852 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
4853 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
4854 Remove definitions of built-in functions.
4855 (V1DI_type_node): New node.
4856 (v1di_ftype_v1di_int): Ditto.
4857 (v1di_ftype_v1di_v1di): Ditto.
4858 (v2si_ftype_v2si_si): Ditto.
4859 (v4hi_ftype_v4hi_di): Remove node.
4860 (v2si_ftype_v2si_di): Ditto.
4861 (ix86_init_mmx_sse_builtins): Handle V1DImode.
4862 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
4863 Redefine builtins using def_builtin_const with *_ftype_*_int node.
4864 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
4865 Add new builtins using def_builtin_const.
4866 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
4867 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
4868 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
4869 * config/i386/mmintrin.h (__v1di): New typedef.
4870 (_mm_add_si64): Cast arguments to __v1di type.
4871 (_mm_sub_si64): Ditto.
4872 (_mm_sll_pi16): Cast __count to __v4hi type.
4873 (_mm_sll_pi32): Cast __count to __v2si type.
4874 (_mm_sll_si64): Cast arguments to __v1di type.
4875 (_mm_srl_pi16): Cast __count to __v4hi type.
4876 (_mm_srl_pi32): Cast __count to __v2si type.
4877 (_mm_srl_si64): Cast arguments to __v1di type.
4878 (_mm_sra_pi16): Cast __count to __v4hi type.
4879 (_mm_sra_pi32): Cast __count to __v2si type.
4880 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
4881 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
4882 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
4883 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
4884 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
4885 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
4886 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
4887 (_mm_srai_pi32): Use __builtin_ia32_psradi.
4888 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
4889 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4890 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4891 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
4893 2008-03-07 Joseph Myers <joseph@codesourcery.com>
4895 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
4897 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
4900 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
4901 reg+const addressing for Altivec modes. Don't generate reg+reg
4902 addressing for TFmode or TDmode quantities.
4904 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
4906 * c-common.c (vector_types_convertible_p): Call langhook
4907 instead of comptypes.
4909 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4912 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
4913 integral and scalar float variables which have a
4916 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
4918 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
4919 dwarf_register_span hook when emitting unwind information for
4920 register-to-memory saves.
4921 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
4922 (rs6000_frame_related): Remove call to spe_synthesize_frame.
4924 2008-03-06 Jakub Jelinek <jakub@redhat.com>
4926 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
4927 for the same VAR_DECL.
4929 2008-03-06 Tom Tromey <tromey@redhat.com>
4932 * doc/standards.texi (Standards): Don't mention treelang.
4933 * doc/invoke.texi (Overall Options): Don't mention treelang.
4934 * doc/install.texi (Prerequisites): Don't mention bison or
4936 (Configuration): Don't mention treelang.
4937 (Building): Likewise.
4938 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
4940 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
4942 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
4943 word-extractions out of a multi-word object.
4945 2008-03-06 Richard Guenther <rguenther@suse.de>
4947 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
4948 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
4949 result type and precision.
4950 * expr.c (get_inner_reference): Set unsignedp based on the result
4951 type of BIT_FIELD_REF.
4952 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
4953 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
4954 (try_instantiate_multiple_fields): Likewise. Use the correct type
4956 (sra_build_assignment): Likewise.
4957 (sra_build_elt_assignment): Likewise.
4958 (sra_explode_bitfield_assignment): Likewise.
4959 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
4960 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
4961 set BIT_FIELD_REF_UNSIGNED.
4962 (vectorizable_load): Likewise.
4964 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
4966 * cse.c (cse_extended_basic_block): Invalidate artificial defs
4969 2008-03-06 Richard Guenther <rguenther@suse.de>
4971 * alias.c (struct alias_set_entry): Move has_zero_child field
4972 to pack with alias_set.
4974 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4976 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4979 2008-03-05 Ian Lance Taylor <iant@google.com>
4981 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
4983 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4985 * fwprop.c (update_df): Support width and offset parameters of
4987 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
4988 global_conflicts): Change DF_REF_EXTRACT to either
4989 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4990 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4991 * df-scan.c (df_ref_record, df_defs_record,
4992 df_ref_create_structure, df_def_record_1, df_uses_record,
4993 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
4994 df_bb_refs_collect, df_entry_block_defs_collect,
4995 df_exit_block_uses_collect): Support new width and offset fields.
4996 (ref_extract_pool): New storage pool.
4997 (df_free_ref): New function.
4998 (df_reg_chain_unlink, df_free_collection_rec,
4999 df_sort_and_compress_refs): Call df_free_ref.
5000 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
5002 (df_ref_create_structure): Allocate df_ref_extract if offset and
5003 width fields are used.
5004 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
5005 (df_uses_record): Get offset and width from ZERO_EXTRACT
5007 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
5008 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5009 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5010 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
5011 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5012 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5013 (df_ref_extract): New structure.
5014 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
5015 (df_ref_create): Add width and offset parameters.
5017 2008-03-05 Richard Guenther <rguenther@suse.de>
5019 * tree-ssa-structalias.c (get_constraint_for_component_ref):
5020 Use ranges_overlap_p.
5021 (offset_overlaps_with_access): Rename
5022 to ranges_overlap_p and move ...
5023 * tree-flow-inline.h (ranges_overlap_p): ... here.
5025 * tree.h (get_inner_reference, handled_component_p): Update
5028 * tree.h (record_component_aliases, get_alias_set,
5029 alias_sets_conflict_p, alias_sets_must_conflict_p,
5030 objects_must_conflict_p): Move declarations ...
5031 * alias.h (record_component_aliases, get_alias_set,
5032 alias_sets_conflict_p, alias_sets_must_conflict_p,
5033 objects_must_conflict_p): ... here.
5034 Include coretypes.h.
5035 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
5037 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
5039 * cfg.c: Include tree-flow.h.
5040 (remove_edge_raw): Call redirect_edge_var_map_clear.
5041 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
5042 * tree-flow-inline.h (redirect_edge_var_map_def): New.
5043 (redirect_edge_var_map_result): New.
5044 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
5045 PENDING_STMT use with redirect_edge_var_map_*.
5046 * tree-ssa.c (edge_var_maps): New definition.
5047 (redirect_edge_var_map_add): New.
5048 (redirect_edge_var_map_clear): New.
5049 (redirect_edge_var_map_dup): New.
5050 (redirect_edge_var_map_vector): New.
5051 (redirect_edge_var_map_destroy): New.
5052 (ssa_redirect_edge): Replace PENDING_STMT use with
5053 redirect_edge_var_map_*.
5054 (flush_pending_stmts): Same.
5055 (delete_tree_ssa): Destroy edge var map.
5056 * tree-flow.h (struct _edge_var_map): New.
5057 Define edge_var_map vector type.
5058 Declare redirect_edge_var_map_* prototypes.
5059 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
5060 * tree-cfg.c (reinstall_phi_args): Replace
5061 PENDING_STMT use with redirect_edge_var_map_*.
5063 2008-03-05 Richard Guenther <rguenther@suse.de>
5065 PR tree-optimization/35472
5066 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
5067 whose single use_stmt has a overlapping set of loaded and
5068 stored symbols as that use_stmt might be a noop assignment then.
5070 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
5072 * gthr-rtems.h: Implement __gthread_mutex_destroy.
5074 2008-03-05 Richard Guenther <rguenther@suse.de>
5077 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
5078 should be constants.
5079 * tree-cfg.c (verify_expr): Verify it.
5080 * fold-const.c (fold_truthop): Remove code generating
5081 BIT_FIELD_REFs of structure bases.
5082 (fold_binary): Likewise.
5083 (fold_ternary): Position and size of BIT_FIELD_REFs are
5084 always host integers.
5085 (make_bit_field_ref): Remove.
5086 (optimize_bit_field_compare): Remove.
5087 (all_ones_mask_p): Remove.
5089 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
5092 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
5093 (split_block_and_df_analyze): New. Split basic block and rebuild
5095 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
5097 (split_pattern_seq): Likewise.
5098 (erase_matching_seqs): Likewise.
5099 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
5101 2008-03-04 Geoff Keating <geoffk@apple.com>
5103 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
5104 declaration and code.
5105 (tree_invalid_nonnegative_warnv_p): Likewise.
5107 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5109 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
5110 examples. Truncate option-names then causing overfull hbox.
5112 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5115 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
5117 * configure: Rebuilt.
5119 2008-03-04 Rafael Espindola <espindola@google.com>
5121 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
5122 (tree_unary_nonnegative_warnv_p): New.
5123 (tree_binary_nonnegative_warnv_p): New.
5124 (tree_single_nonnegative_warnv_p): New.
5125 (tree_invalid_nonnegative_warnv_p): New.
5126 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
5128 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5131 * opts.c (handle_option): Postpone 'unknown option' errors only for
5134 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
5137 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
5140 2008-03-04 Rafael Espindola <espindola@google.com>
5142 * fold-const.c (tree_unary_nonzero_warnv_p): New.
5143 (tree_binary_nonzero_warnv_p): New.
5144 (tree_single_nonzero_warnv_p): New.
5145 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
5147 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
5150 * fold-const.c (fold_cond_expr_with_comparison): Prevent
5151 transformations for modes that have signed zeros.
5152 * ifcvt.c (noce_try_abs): Ditto.
5154 2008-03-04 Joseph Myers <joseph@codesourcery.com>
5156 * config/i386/i386.c (override_options): Force
5157 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
5159 2008-03-04 Jan Hubicka <jh@suse.cz>
5162 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
5165 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
5167 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
5168 label to probe the stack.
5170 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
5172 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
5173 (__gthr_win32_mutex_destroy): Declare.
5174 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
5175 __gthr_win32_mutex_destroy.
5176 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
5178 2008-03-03 Jan Hubicka <jh@suse.cz>
5181 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
5182 aggressive on inlining cold calls.
5184 2008-03-03 Richard Guenther <rguenther@suse.de>
5186 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
5187 struct copies into the expression table.
5188 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
5189 (try_to_simplify): Likewise.
5190 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
5191 integral and pointer arguments which do not change the
5192 precision to NOP_EXPRs.
5193 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
5194 VIEW_CONVERT_EXPR case.
5196 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
5198 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
5199 defined in a loop at depth 0 is invariant.
5200 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
5201 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
5202 be called at loop depth 0.
5204 2008-03-02 Jakub Jelinek <jakub@redhat.com>
5207 * gcc.c (process_command): Update copyright notice dates.
5208 * gcov.c (print_version): Likewise.
5209 * gcov-dump.c (print_version): Likewise.
5210 * mips-tfile.c (main): Likewise.
5211 * mips-tdump.c (main): Likewise.
5213 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5216 * c-common.c (flag_permissive): Delete.
5217 (constant_expression_warnings): Check flags first.
5218 (constant_expression_error): New.
5219 * c-common.h (flag_permissive): Delete.
5220 (constant_expression_error): Declare.
5221 * flags.h (flag_permissive): Declare. Update description.
5222 * diagnostic.c (pedwarn): Update.
5224 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
5225 (permissive_error_kind): New.
5226 * toplev.c (flag_permissive): Define. Update description.
5227 * toplev.h (permissive_error_kind): Declare.
5228 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
5229 (pedwarn_c90): Use pedantic_warning_kind.
5230 * c-opts.c (c_common_post_options): flag_permissive does not affect
5231 flag_pedantic_errors.
5233 2008-03-02 Joseph Myers <joseph@codesourcery.com>
5235 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
5236 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
5237 __absvsi2, __absvDI2): Use unsigned arithmetic.
5239 2008-03-02 Andi Kleen <ak@suse.de>
5240 Richard Guenther <rguenther@suse.de>
5242 * struct-equiv.c: Remove file.
5243 * cfg_cleanup.c (condjump_equiv_p): Remove.
5244 * Makefile.in (OBJS-common): Remove struct-equiv.o.
5245 (struct-equiv.o): Remove rule.
5246 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
5247 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
5248 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
5250 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5252 * ifcvt.c (noce_process_if_block): Try to handle only the then
5253 block if the else block exists but isn't suitable.
5255 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
5258 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
5259 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
5260 regression from previous patch.
5262 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
5265 * gthr.h: Add __gthread_mutex_destroy as a function that must be
5267 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
5268 * gthr-single.h (__gthread_mutex_destroy): Likewise.
5269 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
5270 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
5271 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
5272 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
5273 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
5274 (__gthread_mutex_destroy_function): Rename to
5275 __gthread_mutex_destroy.
5276 * gthr-dce.h (__gthread_mutex_destroy): Call
5277 pthread_mutex_destroy.
5278 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
5279 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
5280 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
5282 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5284 * df-scan.c (df_ref_chain_change_bb): Simplify.
5285 (df_insn_change_bb): Add new_bb argument. Simplify. Call
5286 set_block_for_insn if there's any change.
5287 * df.h ((df_insn_change_bb): Fix prototype.
5288 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
5289 df_insn_change_bb, don't call set_block_for_insn.
5290 * emit-rtl.c (reorder_insns): Likewise.
5291 * haifa-sched.c (move_insn): Likewise.
5293 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5295 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
5297 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5299 * tree-flow-inline.h (next_readonly_imm_use): Return
5300 NULL_USE_OPERAND_P after the end.
5302 2008-03-01 Richard Guenther <rguenther@suse.de>
5304 PR tree-optimization/35411
5305 * tree-sra.c (sra_build_assignment): Split conversion to
5306 final type to a separate statement if we are not assigning
5309 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5311 * fold-const.c (fold_convertible_p): Correct the logic to follow
5312 that in fold_convert().
5314 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
5317 * tree-inline.c (build_duplicate_type): When we make a
5318 duplicate type, make it unique in the canonical types system.
5320 2008-02-29 Tom Tromey <tromey@redhat.com>
5322 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
5323 input_file_stack_history, input_file_stack_restored): Remove.
5324 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
5325 * input.h (struct file_stack): Remove.
5326 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
5327 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
5329 * diagnostic.h (struct diagnostic_context) <last_module>: Change
5331 (diagnostic_last_module_changed): Add 'map' argument.
5332 (diagnostic_set_last_function): Likewise.
5333 * diagnostic.c (undiagnostic_report_current_module): Iterate using
5334 line map, not input_file_stack.
5335 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
5337 2008-02-29 Paul Brook <paul@codesourcery.com>
5339 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
5341 2008-02-29 Paul Brook <paul@codesourcery.com>
5343 * config/arm/ieee754-df.S (muldf3): Use RET macros.
5345 2008-02-29 Richard Guenther <rguenther@suse.de>
5347 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
5349 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
5350 value for comparing for a store match.
5351 (simplify_unary_expression): Do nothing for SSA_NAMEs.
5352 (try_to_simplify): Do not do a full-blown reference lookup.
5354 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
5356 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
5357 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5359 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
5361 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
5363 * tree-loop-linear.c (try_interchange_loops): Compare memory access
5364 strides against cache sizes.
5366 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
5368 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
5371 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
5373 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
5374 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
5375 is smaller than the original promoted value.
5376 (simplify_subreg): If OP is a SUBREG, try to preserve its
5377 SUBREG_PROMOTED_VAR_P information.
5379 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
5381 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
5382 (VN_INFO_GET): Allocate new objects on the obstack.
5383 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
5384 for rpo_numbers_temp, for consistency.
5385 (free_scc_vn): Free the obstack.
5387 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
5389 * doc/invoke.texi: Document -ftree-loop-distribution.
5390 * tree-loop-distribution.c: New.
5391 * tree-pass.h (pass_loop_distribution): New.
5392 * graphds.h (struct graph): Add htab_t indices.
5393 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
5394 * tree-vectorizer.c (rename_variables_in_loop): Extern.
5395 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
5396 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
5397 * tree-data-ref.c (debug_data_dependence_relations): New.
5398 (dump_data_dependence_relation): Also print data references.
5399 (free_data_ref): Extern.
5400 (same_access_functions): Moved...
5401 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
5402 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5403 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
5404 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
5405 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
5406 (stmts_from_loop): Skip LABEL_EXPR.
5407 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
5409 (build_rdg): Initialize rdg->indices htab.
5410 (free_rdg, stores_from_loop, ref_base_address,
5411 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
5412 have_similar_memory_accesses_1, ref_base_address_1,
5413 remove_similar_memory_refs): New.
5414 * tree-data-ref.h: Depend on tree-chrec.h.
5415 (debug_data_dependence_relations, free_data_ref): Declared.
5416 (same_access_functions): ... here.
5417 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
5419 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
5420 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
5421 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
5422 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5423 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
5424 rdg_vertex_for_stmt): Declared.
5425 (struct rdg_edge): Add level.
5427 (free_rdg, stores_from_loop, remove_similar_memory_refs,
5428 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
5430 (rdg_has_similar_memory_accesses): New.
5431 * tree-vect-analyze.c: Remove unused static decls.
5432 * lambda.h (dependence_level): New.
5433 * common.opt (ftree-loop-distribution): New.
5434 * tree-flow.h (mark_virtual_ops_in_bb,
5435 slpeel_tree_duplicate_loop_to_edge_cfg,
5436 rename_variables_in_loop): Declared.
5437 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
5438 (OBJS-common): Add tree-loop-distribution.o.
5439 (tree-loop-distribution.o): New rule.
5440 * tree-cfg.c (mark_virtual_ops_in_bb): New.
5441 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
5442 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
5444 2008-02-28 Joseph Myers <joseph@codesourcery.com>
5447 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
5448 other than structures and unions.
5450 2008-02-28 Richard Guenther <rguenther@suse.de>
5453 2008-02-26 Richard Guenther <rguenther@suse.de>
5455 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5456 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5457 (lookup_decl_from_uid): Declare.
5458 (remove_decl_from_map): Likewise.
5459 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5460 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5461 (decl_for_uid_map): New global hashtable mapping DECL_UID
5463 (init_ttree): Allocate it.
5464 (insert_decl_to_uid_decl_map): New helper function.
5465 (make_node_stat): Insert new decls into the map.
5466 (copy_node_stat): Likewise.
5467 (lookup_decl_from_uid): New function.
5468 (remove_decl_from_map): Likewise.
5469 (print_decl_for_uid_map_statistics): New helper.
5470 (dump_tree_statistics): Call it.
5472 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5473 (referenced_var_iterator): Adjust.
5474 (FOR_EACH_REFERENCED_VAR): Adjust.
5475 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5476 (num_referenced_vars): Adjust.
5477 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5478 (first_referenced_var): Remove.
5479 (end_referenced_vars_p): Likewise.
5480 (next_referenced_var): Likewise.
5481 (referenced_var_iterator_set): New helper function.
5482 * tree-dfa.c (referenced_var_lookup): Adjust.
5483 (referenced_var_check_and_insert): Likewise.
5484 (remove_referenced_var): Likewise.
5485 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5486 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5487 (verify_call_clobbering): Likewise.
5488 (verify_memory_partitions): Likewise.
5489 (init_tree_ssa): Allocate bitmap instead of hashtable for
5491 (delete_tree_ssa): Adjust.
5492 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5493 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5494 (compute_tag_properties): Likewise.
5495 (set_initial_properties): Likewise.
5496 (find_partition_for): Likewise.
5497 (update_reference_counts): Likewise.
5498 (dump_may_aliases_for): Likewise.
5499 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5500 (add_call_clobber_ops): Likewise.
5501 (add_call_read_ops): Likewise.
5502 (get_asm_expr_operands): Likewise.
5503 * tree-into-ssa.c (dump_decl_set): Likewise.
5504 (update_ssa): Likewise.
5505 * tree-sra.c (scan_function): Likewise.
5506 (decide_instantiations): Likewise.
5507 (scalarize_parms): Likewise.
5508 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5509 (dsa_named_for): Likewise.
5510 * tree-ssa-structalias.c (update_alias_info): Likewise.
5511 (merge_smts_into): Likewise.
5513 2008-02-27 David Daney <ddaney@avtrex.com>
5516 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
5517 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
5518 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
5519 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
5520 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
5522 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
5525 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
5526 (BUILT_IN_NEXTTOWARD): Remove.
5527 (BUILT_IN_NEXTTOWARDF): Ditto.
5528 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
5529 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
5531 2008-02-27 Tom Tromey <tromey@redhat.com>
5533 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
5534 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
5536 2008-02-27 Jan Beulich <jbeulich@novell.com>
5538 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
5539 update the respective field on newdecl.
5541 2008-02-27 Revital Eres <eres@il.ibm.com>
5543 PR rtl-optimization/34999
5544 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
5545 crossing edges that ends with a call insn.
5546 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
5547 call insn and clear the EDGE_CROSSING flag of the crossing edge
5548 when fixing fallthru edges.
5550 2008-02-27 Richard Guenther <rguenther@suse.de>
5553 * fold-const.c (fold_unary): Return the correct argument,
5554 converted to the result type.
5556 2008-02-27 Richard Guenther <rguenther@suse.de>
5559 * expr.c (expand_expr_real_1): Assert on rotates that operate
5561 * fold-const.c (fold_binary): Use the types precision, not the
5562 bitsize of the mode if folding rotate expressions. Build rotates
5563 only for full modes.
5565 2008-02-27 Jakub Jelinek <jakub@redhat.com>
5567 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
5569 * c-pragma.c (pragma_ns_name): New typedef.
5570 (registered_pp_pragmas): New variable.
5571 (c_pp_lookup_pragma): New function.
5572 (c_register_pragma_1): If flag_preprocess_only, do nothing
5573 for non-expanded pragmas, for expanded ones push pragma's
5574 namespace and name into registered_pp_pragmas vector.
5575 (c_invoke_pragma_handler): Register OpenMP pragmas even when
5576 flag_preprocess_only, don't register GCC pch_preprocess
5577 pragma if flag_preprocess_only.
5578 * c-opts.c (c_common_init): Call init_pragma even if
5579 flag_preprocess_only.
5580 * c-pragma.c (c_pp_lookup_pragma): New prototype.
5581 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
5582 cpp_register_pragma if flag_preprocess_only.
5584 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5587 * c-parser.c (c_parser_translation_unit): Warn for empty
5588 translation unit, not empty source file.
5590 2008-02-26 Paul Brook <paul@codesourcery.com>
5592 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
5593 operand for Thumb-2.
5594 * config/arm/arm.h (reg_class): Add CORE_REGS.
5595 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
5596 (BASE_REG_CLASS): Use CORE_REGS.
5597 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
5598 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
5599 (REGNO_OK_FOR_INDEX_P): Exclude SP.
5600 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
5601 ARM_REGNO_OK_FOR_INDEX_P.
5602 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
5603 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
5604 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
5605 (ldm/stm peepholes): Ditto.
5606 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
5607 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
5608 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
5609 * config/arm/constraints.md: Enable "k" constraint on ARM.
5611 2008-02-27 Ben Elliston <bje@au.ibm.com>
5613 * config/rs6000/rs6000.c: Annotate cache line size field in all
5614 instances of struct processor_costs.
5616 2008-02-26 David Edelsohn <edelsohn@gnu.org>
5618 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
5619 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
5620 jump_bypass): New counters.
5621 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
5622 * dce.c (gate_ud_dce): Same.
5623 (gate_fast_dce): Same.
5624 * dse.c (gate_dse1): New function.
5625 (gate_dse2): New function.
5626 (gate_dse): Merge results of new gate functions.
5627 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
5628 (gate_handle_jump_bypass): Add dbg_cnt.
5629 (gate_handle_gcse): Add dbg_cnt.
5630 * ifcvt.c (gate_handle_if_conversion): Same.
5631 (gate_handle_if_after_combine): Same.
5632 (gate_handle_if_after_reload): Same.
5633 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
5635 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
5637 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
5639 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
5641 2008-02-26 Jason Merrill <jason@redhat.com>
5644 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
5645 alone if it's the naming decl for the type's main variant.
5647 2008-02-26 Tom Tromey <tromey@redhat.com>
5649 * system.h (USE_MAPPED_LOCATION): Poison.
5650 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
5651 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
5652 (make_goto_expr_edges): Likewise.
5653 (remove_bb): Likewise.
5654 (execute_warn_function_return): Likewise.
5655 * basic-block.h (struct edge_def) <goto_locus>: Change type to
5657 * c-common.c (fname_decl): Remove old location code.
5658 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
5660 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
5662 (ASM_INPUT_SOURCE_LOCATION): Likewise.
5663 (gen_rtx_ASM_INPUT): Likewise.
5664 (gen_rtx_ASM_INPUT_loc): Likewise.
5665 (get_rtx_asm_OPERANDS): Remove.
5666 * cfglayout.c (insn_locators_alloc): Remove old location code.
5667 (set_curr_insn_source_location): Likewise.
5668 (curr_insn_locator): Likewise.
5669 * print-tree.c (print_node): Remove old location code.
5670 * tree-mudflap.c (mf_varname_tree): Remove old location code.
5671 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
5672 * cfgexpand.c (expand_gimple_cond_expr): Don't use
5673 location_from_locus.
5674 (construct_exit_block): Remove old location code.
5675 * emit-rtl.c (force_next_line_note): Remove old location code.
5676 * profile.c (branch_prob): Remove old location code.
5677 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
5678 LOC_LINE): Remove old-location variants.
5679 * langhooks.c (lhd_print_error_function): Remove old location
5681 * configure, config.in: Rebuilt.
5682 * configure.ac (--enable-mapped-location): Remove.
5683 * c-decl.c (c_init_decl_processing): Remove old location code.
5684 (finish_function): Likewise.
5685 * recog.c (decode_asm_operands): Remove old location code.
5686 * c-pch.c (c_common_read_pch): Remove old location code.
5687 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
5689 * gimple-low.c (lower_function_body): Remove old location code.
5690 * toplev.c (unknown_location): Remove.
5691 (push_srcloc): Remove old-location variant.
5692 (process_options): Remove old location code.
5693 (lang_dependent_init): Likewise.
5694 * input.h (UNKNOWN_LOCATION): Move definition.
5695 (location_t): Undeprecate.
5696 (source_locus): Remove.
5697 (location_from_locus): Remove.
5698 (struct location_s): Remove.
5699 Remove all old-location code.
5700 (input_line, input_filename): Remove.
5701 * final.c (final_scan_insn): Remove old location code.
5702 * diagnostic.c (diagnostic_build_prefix): Remove
5703 USE_MAPPED_LOCATION test.
5704 * tree.h (gimple_stmt) <locus>: Now a location_t.
5705 (tree_exp) <locus>: Likewise.
5706 (DECL_IS_BUILTIN): Remove old-location variant.
5707 (annotate_with_file_line, annotate_with_locus): Likewise.
5708 (expr_locus, set_expr_locus): Update.
5709 * tree.c (build1_stat): Remove old location code.
5710 (last_annotated_node): Remove.
5711 (annotate_with_file_line): Remove old-location variant.
5712 (annotate_with_locus): Likewise.
5713 (expr_location): Remove old location code.
5714 (set_expr_location): Likewise.
5715 (expr_has_location): Likewise.
5716 (expr_locus): Likewise.
5717 (set_expr_locus): Likewise.
5718 (expr_filename): Don't use location_from_locus.
5719 (expr_lineno): Likewise.
5720 * rtl-error.c (location_for_asm): Remove old location code.
5721 * c-lex.c (cb_line_change): Remove old location code.
5722 (fe_file_change): Likewise.
5723 (cb_def_pragma): Likewise.
5724 (c_lex_with_flags): Likewise.
5725 * gengtype.c (do_typedef): Don't special-case location types.
5726 (define_location_structures): Remove.
5727 (main): Don't call define_location_structures.
5728 * tree-pretty-print.c (dump_implicit_edges): Remove old location
5731 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5734 * builtins.def (BUILT_IN_STDARG_START): Remove.
5735 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
5736 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5737 * tree-inline.c (inline_forbidden_p_1): Likewise.
5739 2008-02-26 Richard Guenther <rguenther@suse.de>
5741 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5742 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5743 (lookup_decl_from_uid): Declare.
5744 (remove_decl_from_map): Likewise.
5745 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5746 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5747 (decl_for_uid_map): New global hashtable mapping DECL_UID
5749 (init_ttree): Allocate it.
5750 (insert_decl_to_uid_decl_map): New helper function.
5751 (make_node_stat): Insert new decls into the map.
5752 (copy_node_stat): Likewise.
5753 (lookup_decl_from_uid): New function.
5754 (remove_decl_from_map): Likewise.
5755 (print_decl_for_uid_map_statistics): New helper.
5756 (dump_tree_statistics): Call it.
5758 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5759 (referenced_var_iterator): Adjust.
5760 (FOR_EACH_REFERENCED_VAR): Adjust.
5761 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5762 (num_referenced_vars): Adjust.
5763 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5764 (first_referenced_var): Remove.
5765 (end_referenced_vars_p): Likewise.
5766 (next_referenced_var): Likewise.
5767 (referenced_var_iterator_set): New helper function.
5768 * tree-dfa.c (referenced_var_lookup): Adjust.
5769 (referenced_var_check_and_insert): Likewise.
5770 (remove_referenced_var): Likewise.
5771 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5772 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5773 (verify_call_clobbering): Likewise.
5774 (verify_memory_partitions): Likewise.
5775 (init_tree_ssa): Allocate bitmap instead of hashtable for
5777 (delete_tree_ssa): Adjust.
5778 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5779 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5780 (compute_tag_properties): Likewise.
5781 (set_initial_properties): Likewise.
5782 (find_partition_for): Likewise.
5783 (update_reference_counts): Likewise.
5784 (dump_may_aliases_for): Likewise.
5785 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5786 (add_call_clobber_ops): Likewise.
5787 (add_call_read_ops): Likewise.
5788 (get_asm_expr_operands): Likewise.
5789 * tree-into-ssa.c (dump_decl_set): Likewise.
5790 (update_ssa): Likewise.
5791 * tree-sra.c (scan_function): Likewise.
5792 (decide_instantiations): Likewise.
5793 (scalarize_parms): Likewise.
5794 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5795 (dsa_named_for): Likewise.
5796 * tree-ssa-structalias.c (update_alias_info): Likewise.
5797 (merge_smts_into): Likewise.
5799 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5802 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
5803 * c-opts.c (c_common_handle_option): Wall enables
5804 Wvolatile-register-var.
5805 * common.opt: Move Wvolatile-register-var to...
5808 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5810 * common.opt (Wlarger-than=): New.
5811 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
5813 * opts.c (common_handle_option): Handle -Wlarger-than=.
5814 * optc-gen.awk: Likewise.
5815 * opth-gen.awk: Likewise.
5816 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
5817 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5819 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5821 * c-common.c (match_case_to_enum_1): Add appropriate
5822 OPT_W* parameter to warning.
5823 (c_do_switch_warnings): Likewise.
5824 * c-typeck.c (warning_init): Add one more parameter following
5826 (push_init_level): Update call to warning_init.
5827 (pop_init_level): Likewise.
5828 (add_pending_init): Likewise.
5829 (output_init_element: Likewise.
5831 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5834 * toplev.c (toplev_main): If there are warnings or error, print
5835 errors for ignored options.
5836 * opts.c (ignored_options): New static variable.
5837 (postpone_unknown_option_error): New.
5838 (print_ignored_options): New.
5839 (handle_option): Postpone errors for unknown -Wno-* options.
5840 * opts.h (print_ignored_options): Declare.
5842 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
5844 * config/mips/mips.md (loadgp_blockage, blockage): Change type
5847 2008-02-25 Richard Guenther <rguenther@suse.de>
5850 2008-02-25 Richard Guenther <rguenther@suse.de>
5852 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5853 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5854 (lookup_decl_from_uid): Declare.
5855 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5856 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5857 (decl_for_uid_map): New global hashtable mapping DECL_UID
5859 (init_ttree): Allocate it.
5860 (insert_decl_to_uid_decl_map): New helper function.
5861 (make_node_stat): Insert new decls into the map.
5862 (copy_node_stat): Likewise.
5863 (lookup_decl_from_uid): New function.
5864 (print_decl_for_uid_map_statistics): New helper.
5865 (dump_tree_statistics): Call it.
5867 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5868 (referenced_var_iterator): Adjust.
5869 (FOR_EACH_REFERENCED_VAR): Adjust.
5870 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5871 (num_referenced_vars): Adjust.
5872 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5873 (first_referenced_var): Remove.
5874 (end_referenced_vars_p): Likewise.
5875 (next_referenced_var): Likewise.
5876 (referenced_var_iterator_set): New helper function.
5877 * tree-dfa.c (referenced_var_lookup): Adjust.
5878 (referenced_var_check_and_insert): Likewise.
5879 (remove_referenced_var): Likewise.
5880 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5881 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5882 (verify_call_clobbering): Likewise.
5883 (verify_memory_partitions): Likewise.
5884 (init_tree_ssa): Allocate bitmap instead of hashtable for
5886 (delete_tree_ssa): Adjust.
5887 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5888 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5889 (compute_tag_properties): Likewise.
5890 (set_initial_properties): Likewise.
5891 (find_partition_for): Likewise.
5892 (update_reference_counts): Likewise.
5893 (dump_may_aliases_for): Likewise.
5894 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5895 (add_call_clobber_ops): Likewise.
5896 (add_call_read_ops): Likewise.
5897 (get_asm_expr_operands): Likewise.
5898 * tree-into-ssa.c (dump_decl_set): Likewise.
5899 (update_ssa): Likewise.
5900 * tree-sra.c (scan_function): Likewise.
5901 (decide_instantiations): Likewise.
5902 (scalarize_parms): Likewise.
5903 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5904 (dsa_named_for): Likewise.
5905 * tree-ssa-structalias.c (update_alias_info): Likewise.
5906 (merge_smts_into): Likewise.
5908 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5911 * doc/invoke.texi (-fcx-limited-range): Document new option.
5912 * toplev.c (process_options): Handle -fcx-fortran-rules.
5913 * common.opt: Add documentation for -fcx-fortran-rules.
5915 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5918 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
5919 actual behaviour and C99.
5921 2008-02-26 Ben Elliston <bje@au.ibm.com>
5923 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
5924 (ASM_CPU_POWER6_SPEC): Likewise.
5925 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
5926 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
5927 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
5929 2008-02-25 Richard Guenther <rguenther@suse.de>
5931 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5932 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5933 (lookup_decl_from_uid): Declare.
5934 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5935 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5936 (decl_for_uid_map): New global hashtable mapping DECL_UID
5938 (init_ttree): Allocate it.
5939 (insert_decl_to_uid_decl_map): New helper function.
5940 (make_node_stat): Insert new decls into the map.
5941 (copy_node_stat): Likewise.
5942 (lookup_decl_from_uid): New function.
5943 (print_decl_for_uid_map_statistics): New helper.
5944 (dump_tree_statistics): Call it.
5946 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5947 (referenced_var_iterator): Adjust.
5948 (FOR_EACH_REFERENCED_VAR): Adjust.
5949 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5950 (num_referenced_vars): Adjust.
5951 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5952 (first_referenced_var): Remove.
5953 (end_referenced_vars_p): Likewise.
5954 (next_referenced_var): Likewise.
5955 (referenced_var_iterator_set): New helper function.
5956 * tree-dfa.c (referenced_var_lookup): Adjust.
5957 (referenced_var_check_and_insert): Likewise.
5958 (remove_referenced_var): Likewise.
5959 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5960 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5961 (verify_call_clobbering): Likewise.
5962 (verify_memory_partitions): Likewise.
5963 (init_tree_ssa): Allocate bitmap instead of hashtable for
5965 (delete_tree_ssa): Adjust.
5966 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5967 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5968 (compute_tag_properties): Likewise.
5969 (set_initial_properties): Likewise.
5970 (find_partition_for): Likewise.
5971 (update_reference_counts): Likewise.
5972 (dump_may_aliases_for): Likewise.
5973 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5974 (add_call_clobber_ops): Likewise.
5975 (add_call_read_ops): Likewise.
5976 (get_asm_expr_operands): Likewise.
5977 * tree-into-ssa.c (dump_decl_set): Likewise.
5978 (update_ssa): Likewise.
5979 * tree-sra.c (scan_function): Likewise.
5980 (decide_instantiations): Likewise.
5981 (scalarize_parms): Likewise.
5982 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5983 (dsa_named_for): Likewise.
5984 * tree-ssa-structalias.c (update_alias_info): Likewise.
5985 (merge_smts_into): Likewise.
5987 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
5990 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
5991 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
5992 * alias.h (nonoverlapping_memrefs_p): Likewise.
5994 2008-02-25 Jan Beulich <jbeulich@novell.com>
5996 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
5997 * config/i386/netware-libgcc.exp: Add __bswap?i2,
5998 __emultls_get_address, __emultls_register_common,
5999 __floatundi?f, and _Unwind_GetIPInfo.
6000 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
6001 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
6002 (gen_regparm_prefix): Likewise.
6003 (i386_nlm_encode_section_info): Sync with
6004 config/i386/winnt.c:i386_pe_encode_section_info().
6005 (i386_nlm_maybe_mangle_decl_assembler_name): New.
6006 i386_nlm_mangle_decl_assembler_name): New.
6007 (netware_override_options): New.
6008 * config/i386/netware.h (netware_override_options): Declare.
6009 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
6010 (i386_nlm_mangle_decl_assembler_name): Declare.
6011 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
6013 2008-02-25 Ben Elliston <bje@au.ibm.com>
6016 * c-decl.c (grokdeclarator): Remove unused local variables
6017 `typedef_type' and `type_as_written'.
6019 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
6020 unused local variable `has_hot_blocks'.
6021 (fix_crossing_conditional_branches): Remove unused local variable
6024 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
6027 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
6028 using DEF_C99_BUILTIN.
6029 (BUILT_IN_NANF): Ditto.
6030 (BUILT_IN_NANL): Ditto.
6032 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
6033 Revital Eres <eres@il.ibm.com>
6035 * modulo-sched.c (calculate_must_precede_follow): Address TODO
6036 regarding the order of two dependent insns in the same row.
6038 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
6040 * stor-layout.c (layout_decl): Do not bump the alignment of a
6041 bit-field to more than byte alignment if it is packed.
6043 2008-02-24 David Edelsohn <edelsohn@gnu.org>
6045 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
6048 2008-02-24 Diego Novillo <dnovillo@google.com>
6050 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
6053 * tree-vrp.c (vrp_evaluate_conditional): With
6054 -Wtype-limits, emit a warning when comparing against a
6055 constant outside the natural range of OP0's type.
6056 * c.opt (Wtype-limits): Move ...
6057 * common.opt (Wtype-limits): ... here.
6059 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
6061 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
6062 * config/rs6000/e300c2c3.md: New file.
6063 * config/rs6000/rs6000.c (processor_costs): Add new costs for
6065 (rs6000_override_options): Add e300c2 and e300c3 cases to
6066 processor_target_table. Do not allow usage of Altivec or Spe
6067 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
6068 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
6069 * config/rs6000/rs6000.h (processor_type): Add
6070 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
6071 (ASM_CPU_SPEC): Add e300c2 and e300c3.
6072 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
6073 and ppce300c3. Include e300c2c3.md.
6075 2008-02-23 David Edelsohn <edelsohn@gnu.org>
6077 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
6078 instead of TARGET_STRICT_ALIGN.
6080 2008-02-23 Joseph Myers <joseph@codesourcery.com>
6082 * explow.c (memory_address): Assert that the generated address is
6085 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6088 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
6089 * config/darwin-ppc-ldouble-patch.def: New file.
6090 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
6091 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
6092 SUBTARGET_INIT_BUILTINS if defined.
6093 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
6096 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
6099 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
6100 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
6102 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
6105 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
6106 file" warning condtional on -Winvalid-PCH.
6108 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
6110 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
6112 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
6116 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
6117 prevent reload from using MMX registers.
6118 (*mov<mode>_internal): Ditto.
6119 (*movv2sf_internal_rex64): Ditto.
6120 (*movv2sf_internal): Ditto.
6122 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6124 PR documentation/31569
6125 * doc/install.texi2html: Use makeinfo --no-number-sections.
6127 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6129 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
6130 ensure that we can address an entire entity > 8 bytes. Don't
6131 generate reg+reg addressing for such data.
6133 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6135 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
6136 strings when optimizing for size, unless the target cares about
6139 2008-02-22 Tom Tromey <tromey@redhat.com>
6141 * regclass.c (current_pass): Remove declaration.
6143 2008-02-22 Anatoly Sokolov <aesok@post.ru>
6145 * config/avr/libgcc.S (__RAMPZ__): Define.
6146 (__do_copy_data): Add for devices with 128KB code memory.
6148 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6150 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6152 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
6154 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
6156 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
6159 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6162 * c-typeck.c (build_binary_op): Warn about floating point
6163 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
6165 2008-02-21 Janis Johnson <janis187@us.ibm.com>
6168 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
6169 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
6171 (rs6000_override_options): Set altivec_abi as default, not override,
6172 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
6173 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
6174 is used; use new member spe_abi.
6175 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
6176 spe_abi and altivec_abi.
6178 2008-02-22 Tomas Bily <tbily@suse.cz>
6180 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
6182 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6185 * config.build (build_file_translate): Set to `CMD //c' only if
6187 * Makefile.in (build_file_translate): Improve comment.
6189 2008-02-21 Jan Hubicka <jh@suse.cz>
6191 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
6192 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
6193 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
6195 2008-02-21 Michael Matz <matz@suse.de>
6198 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
6200 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
6202 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
6203 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
6205 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
6206 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
6207 SSE_VEC_FLOAT_MODE_P as insn constraint.
6208 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
6209 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
6210 sse4a_movntdf using MODEF mode iterator.
6211 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
6212 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
6213 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
6214 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
6215 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
6216 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
6217 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
6219 2008-02-21 Richard Guenther <rguenther@suse.de>
6221 * tree.def (PAREN_EXPR): New tree code.
6222 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
6224 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
6225 * expr.c (expand_expr_real_1): Likewise.
6226 * tree-inline.c (estimate_num_insns_1): Likewise.
6227 * tree-complex.c (expand_complex_move): Likewise.
6228 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
6231 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
6234 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
6236 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
6239 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
6241 * config/sh/sh.c (find_barrier): Don't go past
6242 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
6244 2008-02-20 DJ Delorie <dj@redhat.com>
6246 * config/h8300/h8300.md (insv): Force source operand to be a register.
6248 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
6249 as a jump, not as a plain insn.
6251 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
6253 * doc/invoke.texi (Warning Options): Add new option
6254 -Wframe-larger-than=.
6255 (-Wframe-larger-than): Document.
6257 * flags.h (warn_frame_larger_than, frame_larger_than_size):
6258 Add declarations for new option variables.
6260 * final.c (final_start_function): Check the frame size
6261 before emission and issue a Wframe-larger-than warning.
6263 * opts.c (warn_frame_larger_than, frame_larger_than_size):
6264 Add definitions for new option variables.
6265 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
6267 * common.opt (Wframe-larger-than=): New option.
6269 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
6271 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
6272 (<sse>_div<mode>3): Ditto.
6273 (<sse>_vmdiv<mode>3): Ditto.
6274 (<sse>_vmsqrt<mode>2): Ditto.
6275 (*smax<mode>3): Ditto.
6276 (sse5_frcz<mode>2): Ditto.
6277 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
6280 2008-02-20 Richard Guenther <rguenther@suse.de>
6283 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
6284 be happy with INTEGRAL_TYPE_P.
6286 2008-02-20 Richard Guenther <rguenther@suse.de>
6288 * fold-const.c (split_tree): Associate floatig-point expressions
6289 if flag_associative_math is set.
6291 2008-02-20 Richard Guenther <rguenther@suse.de>
6293 * tree.h (fold_real_zero_addition_p): Declare.
6294 * fold-const.c (fold_real_zero_addition_p): Export.
6295 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
6296 floating-point operations with zero and one.
6298 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
6300 * doc/install.texi: Correct references to CFLAGS, replacing them
6301 with BOOT_CFLAGS. Document flags used during bootstrap for
6304 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
6306 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
6307 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
6308 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
6310 (smin<mode>3): Ditto from similar patterns.
6311 (smax<mode>3): Ditto.
6312 (*ieee_smin<mode>3): Ditto.
6313 (*ieee_smax<mode>3): Ditto.
6314 * config/i386/sse.md (sse): New mode attribute.
6315 (mov<mode>): Macroize expander from movv4sf and movv2df using
6316 SSEMODEF2P mode iterator.
6317 (<sse>_movnt<mode>): Ditto from similar patterns. Use
6318 SSE_VEC_FLOAT_MODE_P as insn constraint.
6319 (storent<mode>): Ditto.
6320 (storent<mode>): Macroize expander from storentsf and storentdf using
6321 MODEF mode iterator.
6322 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
6323 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
6324 (abs<mode>2): Ditto from similar patterns.
6325 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
6326 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
6327 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
6328 (<sse>_vmsqrt<mode>2): Ditto.
6329 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
6330 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
6331 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
6332 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
6333 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
6334 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
6335 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
6337 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
6338 iterator and SSE_FLOAT_MODE_P as insn constraint.
6339 (<sse>_ucomi): Ditto from similar patterns.
6340 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
6341 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
6342 SSE_VEC_FLOAT_MODE_P as insn constraint.
6343 (vcond<mode>): Ditto from similar patterns.
6344 (and<mode>3, *and<mode>3): Ditto.
6345 (<sse>_nand<mode>3): Ditto.
6346 (ior<mode>3, *ior<mode>3): Ditto.
6347 (xor<mode>3, *xor<mode>3): Ditto.
6348 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
6349 iterator and SSE_FLOAT_MODE_P as insn constraint.
6350 (*nand<mode>3): Ditto from similar patterns.
6351 (*ior<mode>3): Ditto.
6352 (*xor<mode>3): Ditto.
6354 2008-02-20 Ira Rosen <irar@il.ibm.com>
6356 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
6357 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
6358 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
6360 2008-02-19 Jan Hubicka <jh@suse.cz>
6362 * predict.c (tree_bb_level_predictions): Remove variable next
6363 mistakely introduced by previous commit.
6365 2008-02-19 Jan Hubicka <jh@suse.cz>
6367 * predict.c (predict_paths_leading_to): Rewrite.
6368 (predict_paths_for_bb): New.
6369 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
6371 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6374 * Makefile.in (build_file_translate): New.
6375 (gcc-vers.texi): Use it for translating $(abs_srcdir).
6376 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
6377 * configure.ac (build_file_translate): Substitute it.
6378 * configure: Regenerate.
6380 2008-02-19 Jan Hubicka <jh@suse.cz>
6382 PR rtl-optimization/34408
6383 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
6386 2008-02-19 Jan Hubicka <jh@suse.cz>
6389 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
6392 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
6395 * config/i386/i386-modes.def: Revert the last DI alignment
6396 change until Ada people can look into it.
6398 2008-02-19 Nick Clifton <nickc@redhat.com>
6400 * opts.c (print_specific_help): Fix typo in --help text.
6402 2008-02-19 Jakub Jelinek <jakub@redhat.com>
6405 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
6406 32-bit inline asm without asm alternatives for host GCC < 3.0.
6408 2008-02-19 Richard Guenther <rguenther@suse.de>
6410 PR tree-optimization/34989
6411 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
6412 Allow propagation to INDIRECT_REF if we can simplify only.
6414 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6416 * c-common.c (warn_for_collisions_1): Use appropriate option when
6419 2008-02-19 Nick Clifton <nickc@redhat.com>
6422 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
6423 (handle_options): Fix indentation.
6424 (print_filtered_help): If no language-specific options were
6425 displayed tell the user how to list all the options supported by
6426 the language's front-end.
6427 (print_specific_help): Fix indentation and remove duplicate line.
6428 (common_handle_option): Handle the -v option.
6429 For --help enable the display of undocumented options if the -v
6430 switch has been included on the command line.
6431 For --help= check for overlaps in the arguments between the option
6432 classes and the language names and issue a warning when they
6433 cannot be disambiguated.
6434 * c.opt (v): Pass on to the common option handler.
6436 2008-02-19 Revital Eres <eres@il.ibm.com>
6438 * modulo-sched.c (sms_schedule): Change dump message when
6439 create_ddg function fails.
6440 (try_scheduling_node_in_cycle): Rename row to cycle.
6441 (print_partial_schedule): Rename CYCLE to ROW.
6443 2008-02-19 Christian Bruel <christian.bruel@st.com>
6444 Zdenek Dvorak <ook@ucw.cz>
6446 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
6448 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
6451 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
6452 (*x86_movdicc_0_m1_se): Ditto.
6454 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
6456 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
6457 (CMPtype): Define as __gcc_CMPtype.
6458 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
6459 (CMPtype): Define as __gcc_CMPtype.
6461 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
6463 Support valgrind 3.3 for --enable-checking=valgrind.
6464 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
6466 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
6467 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
6468 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
6469 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
6470 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
6471 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
6472 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
6474 * ggc-zone.c: Similar.
6475 * ggc-page.c: Similar.
6477 2008-02-19 Paul Brook <paul@codesourcery.com>
6480 * config/arm/ieee754-df.S: Fix do_it typo.
6481 * config/arm/ieee754-sf.S: Fix do_it typo.
6483 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
6486 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
6487 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
6488 (OPTION_MASK_ISA_SSE_SET): Likewise.
6489 (OPTION_MASK_ISA_SSE2_SET): Likewise.
6490 (OPTION_MASK_ISA_SSE3_SET): Likewise.
6491 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
6492 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
6493 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
6494 (OPTION_MASK_ISA_SSE4_SET): Likewise.
6495 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
6496 (OPTION_MASK_ISA_SSE5_SET): Likewise.
6497 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
6498 (OPTION_MASK_ISA_MMX_UNSET): Updated.
6499 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
6500 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
6501 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
6502 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
6503 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
6504 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
6505 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
6506 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
6507 (OPTION_MASK_ISA_SSE4): Removed.
6508 (ix86_handle_option): Turn on bits in ix86_isa_flags and
6509 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
6510 (override_options): Don't turn on implied SSE/MMX bits in
6513 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
6515 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6518 2008-02-18 Joey Ye <joey.ye@intel.com>
6521 * tree-nested.c (insert_field_into_struct): Set type alignment
6522 to field alignment if the former is less than the latter.
6524 2008-02-18 Jakub Jelinek <jakub@redhat.com>
6526 * BASE-VER: Set to 4.4.0.
6528 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6530 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
6531 * doc/cfg.texi: Likewise.
6532 * doc/extend.texi: Likewise.
6533 * doc/gty.texi: Likewise.
6534 * doc/invoke.texi: Likewise.
6535 * doc/loop.texi: Likewise.
6536 * doc/md.texi: Likewise.
6537 * doc/passes.texi: Likewise.
6538 * doc/rtl.texi: Likewise.
6539 * doc/sourcebuild.texi: Likewise.
6540 * doc/tm.texi: Likewise.
6541 * doc/tree-ssa.texi: Likewise.
6543 2008-02-17 Richard Guenther <rguenther@suse.de>
6546 * tree-complex.c (init_parameter_lattice_values): Handle parameters
6547 without default definition.
6549 2008-02-17 Richard Guenther <rguenther@suse.de>
6551 PR tree-optimization/35231
6552 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
6555 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
6558 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6559 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
6560 libgcc_cmp_return mode.
6562 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6565 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
6567 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
6569 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
6572 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6574 * doc/c-tree.texi: Use `@.' where appropriate.
6575 * doc/extend.texi: Likewise.
6576 * doc/install.texi: Likewise.
6577 * doc/invoke.texi: Likewise.
6578 * doc/loop.texi: Likewise.
6579 * doc/makefile.texi: Likewise.
6580 * doc/md.texi: Likewise.
6581 * doc/passes.texi: Likewise.
6582 * doc/standards.texi: Likewise.
6583 * doc/tm.texi: Likewise.
6585 2008-02-15 Jakub Jelinek <jakub@redhat.com>
6588 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
6590 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
6591 rather than in entry_bb.
6593 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6595 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
6596 libgcc_cmp_return mode.
6598 2008-02-15 Jakub Jelinek <jakub@redhat.com>
6601 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
6602 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
6604 2008-02-15 Richard Guenther <rguenther@suse.de>
6605 Zdenek Dvorak <ook@ucw.cz>
6607 PR tree-optimization/35164
6608 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
6609 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
6610 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
6611 Only propagate addresses which do not have abnormal SSA_NAMEs
6614 2008-02-15 Joseph Myers <joseph@codesourcery.com>
6617 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
6619 2008-02-15 Jan Hubicka <jh@suse.cz>
6622 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
6624 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6627 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
6628 when calculating alignment_pad.
6630 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6632 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
6633 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
6634 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
6635 and STACK_BOUNDARY define.
6637 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
6639 PR preprocessor/35061
6640 * c-pragma.c (handle_pragma_pop_macro): Check that
6641 pushed_macro_table has been allocated.
6643 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
6646 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
6647 (force_gimple_operand): Likewise.
6648 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
6649 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
6650 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
6651 (find_interesting_uses_address): Check addressability and alignment
6652 of the base expression only after substituting bases of IVs into it.
6654 2008-02-14 Michael Matz <matz@suse.de>
6657 * function.c (instantiate_virtual_regs_in_insn): Reload address
6658 before falling back to reloading the whole operand.
6660 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
6662 * config/s390/s390.c (s390_mainpool_start): Emit the pool
6663 before the first section switch note.
6665 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6667 * doc/bugreport.texi: Update copyright years.
6668 * doc/c-tree.texi: Likewise.
6669 * doc/cfg.texi: Likewise.
6670 * doc/cpp.texi: Likewise.
6671 * doc/cppinternals.texi: Likewise.
6672 * doc/fragments.texi: Likewise.
6673 * doc/frontends.texi: Likewise.
6674 * doc/gcc.texi: Likewise.
6675 * doc/gty.texi: Likewise.
6676 * doc/hostconfig.texi: Likewise.
6677 * doc/implement-c.texi: Likewise.
6678 * doc/libgcc.texi: Likewise.
6679 * doc/loop.texi: Likewise.
6680 * doc/makefile.texi: Likewise.
6681 * doc/options.texi: Likewise.
6682 * doc/passes.texi: Likewise.
6683 * doc/rtl.texi: Likewise.
6684 * doc/sourcebuild.texi: Likewise.
6685 * doc/standards.texi: Likewise.
6686 * doc/tree-ssa.texi: Likewise.
6687 * doc/trouble.texi: Likewise.
6689 * doc/extend.texi: Use @: or add comma where appropriate.
6690 * doc/invoke.texi: Likewise.
6691 * doc/tm.texi: Likewise.
6693 2008-02-14 Alan Modra <amodra@bigpond.net.au>
6696 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
6699 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
6701 * doc/md.texi (clz, ctz): Add reference.
6702 * doc/rtl.texi (clz, ctz): Likewise.
6704 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6707 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
6710 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
6712 * config/s390/s390.c (struct constant_pool): New field
6713 emit_pool_after added.
6714 (s390_mainpool_start): Set the emit_pool_after flag according
6715 to the section switch notes.
6716 (s390_mainpool_finish): Consider emit_pool_after when emitting
6717 the literal pool at the end of the function.
6718 (s390_chunkify_start): Force literal pool splits at section
6721 2008-02-13 Michael Matz <matz@suse.de>
6724 * var-tracking.c (clobber_variable_part): Correctly traverse the
6727 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6730 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
6731 Add -fdump-ipa-inline.
6732 * tree-dump.c (dump_files): Remove tree-inlined dump.
6733 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
6735 2008-02-12 Richard Guenther <rguenther@suse.de>
6737 PR tree-optimization/35171
6738 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
6741 2008-02-12 Richard Guenther <rguenther@suse.de>
6744 * fold-const.c (fold_widened_comparison): Use get_unwidened in
6745 value-preserving mode. Disallow final truncation.
6747 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
6750 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
6751 code from here to...
6752 (force_gimple_operand): ...here.
6754 2008-02-12 Jakub Jelinek <jakub@redhat.com>
6757 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
6758 non-compatible pointers.
6759 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
6760 different FIELD_DECLs, try harder by comparing field offsets, sizes
6764 * function.c (match_asm_constraints_1): Don't replace the same input
6767 2008-02-12 Anatoly Sokolov <aesok@post.ru>
6769 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
6770 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
6771 (expand_epilogue): Restore RAMPZ register.
6772 * config/avr/avr.md (RAMPZ_ADDR): New constant.
6774 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
6776 * config/i386/cygwin.asm: (__alloca): Correct calling
6777 convention and alignment.
6778 (__chkstk): Force 8 byte stack alignment.
6780 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
6781 Richard Guenther <rguenther@suse.de>
6783 PR tree-optimization/33992
6784 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
6785 the zero we compare against.
6787 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
6790 * gthr-win32.h (__gthread_mutex_destroy_function): New function
6791 to CloseHandle after unlocking to prevent accumulation of handle
6794 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6797 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
6798 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
6799 and update LABEL_NUSES during and after reload.
6801 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
6804 * combine.c (simplify_if_then_else): Make sure the comparison is
6805 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
6807 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
6810 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
6811 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
6812 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
6813 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
6814 * tree.h (get_type_static_bounds): Likewise.
6816 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6818 * doc/invoke.texi (Option Summary, C++ Dialect Options)
6819 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6820 Make -Wfoo language annotations match what the compiler outputs.
6822 2008-02-08 Sa Liu <saliu@de.ibm.com>
6824 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
6825 intrinsics spu_convts, spu_convtu, spu_convtf.
6827 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
6829 * doc/extend.texi (Function Attributes) <noinline>: Mention
6830 asm ("") as method to keep calls.
6832 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6835 * doc/options.texi (Options): Replace references to opts.sh with
6837 * opts-common.c: Likewise.
6838 * optc-gen.awk: Likewise.
6840 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
6842 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
6844 2008-02-07 Richard Henderson <rth@redhat.com>
6847 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
6848 EXPR_LIST for the REG_EQUAL instead of a comparison with a
6851 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
6853 PR tree-optimization/35085
6854 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
6855 for operand entry oe2 in addition to operand entry oe3 in order to
6856 expose more opportunities for vectorizer sum reduction.
6858 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6861 * Makefile.in (LIBS): Remove $(GMPLIBS).
6862 (cc1-dummy, cc1): Add $(GMPLIBS).
6864 2008-02-06 Jan Hubicka <jh@suse.cz>
6867 * i386.md (moddf_integer): Do not produce partial memory stalls for
6868 targets where it hurts.
6870 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
6873 * optabs.c (expand_float): Do not check for decimal modes when
6874 expanding unsigned integer through signed conversion.
6876 2008-02-06 Nick Clifton <nickc@redhat.com>
6878 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
6879 inside the clobber with a match_operand and duplicated operand
6880 number in the constraint.
6881 (ineqbranchsi): Delete redundant comment.
6883 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6885 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
6886 builtin_define ("__USE_INIT_FINI__").
6887 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
6889 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
6891 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6893 PR documentation/30330
6894 * doc/invoke.texi (C++ Dialect Options)
6895 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6896 For each warning option -Wfoo that allows -Wno-foo, ensure both
6897 -Wfoo and -Wno-foo are listed in the option index. Fix index
6898 entry of -Wswitch-default, index -Wnormalized= including the
6899 `=', and -Wlarger-than-@var{len} including @var{len}.
6901 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6903 * config/i386/i386.md (floatunssisf2): Use
6904 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
6905 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
6906 Macroize expander using MODEF mode iterator.
6908 2008-02-05 Diego Novillo <dnovillo@google.com>
6910 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
6913 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
6915 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6918 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
6920 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
6923 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
6924 to indicate if a message should be generated.
6925 (init_cumulative_args): Updated.
6926 (function_value_32): Likewise.
6928 2008-02-05 Joseph Myers <joseph@codesourcery.com>
6930 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
6932 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6935 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
6936 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
6938 2008-02-04 Diego Novillo <dnovillo@google.com>
6940 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
6943 * tree-vrp.c (vrp_evaluate_conditional): With
6944 -Wtype-limits, emit a warning when comparing against a
6945 constant outside the natural range of OP0's type.
6947 2008-02-04 Richard Guenther <rguenther@suse.de>
6950 * expr.c (count_type_elements): Give for unions instead of
6953 2008-02-04 Richard Guenther <rguenther@suse.de>
6956 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
6957 to TYPE_DOMAINs base type instead of using bitsizetype here.
6959 2008-02-03 Jason Merrill <jason@redhat.com>
6961 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
6963 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6966 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
6967 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
6968 (RS/6000 and PowerPC Options): Fix typos and markup.
6969 * doc/passes.texi (Tree-SSA passes): Likewise.
6971 2008-02-02 Michael Matz <matz@suse.de>
6974 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
6975 from record_last_reg_set_info.
6976 (record_last_reg_set_info): Take an RTX argument, iterate over all
6977 constituent hardregs.
6978 (record_last_set_info, record_opr_changes): Change calls to
6979 new signature or to record_last_reg_set_info_regno.
6981 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
6983 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
6985 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
6987 PR rtl-optimization/34773
6988 * reg-notes.def (EQUAL): Mention significance of combination of
6989 REG_EQUAL and REG_RETVAL.
6990 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
6991 insn that has a REG_RETVAL.
6993 2008-02-01 Roger Sayle <roger@eyesopen.com>
6996 * configure.ac (--enable-fixed-point): Disable unless explicitly
6998 * configure: Regenerate.
7000 2008-02-01 Richard Guenther <rguenther@suse.de>
7003 * invoke.texi (-finline-limit): Remove no longer true parts
7004 of the documentation. Note that there is no default value.
7006 2008-02-01 Andrew Pinski <pinskia@gmail.com>
7007 Mark Mitchell <mark@codesourcery.com>
7008 Ben Elliston <bje@au.ibm.com>
7011 * doc/extend.texi (Other Builtins): Document.
7013 2008-01-31 Tom Browder <tom.browder@gmail.com>
7015 * doc/c-tree.texi (Types): Fix grammar.
7016 (Expression trees): Ditto.
7017 * doc/passes.texi (Tree-SSA passes): Ditto.
7019 * doc/configterms.texi (Configure Terms): Fix typo.
7020 * doc/cpp.texi (Common Predefined Macros): Ditto.
7021 * doc/md.texi (Machine Constraints): Ditto.
7023 * doc/makefile.texi (Makefile): Add comma.
7025 2008-01-31 Tom Browder <tom.browder@gmail.com>
7026 Gerald Pfeifer <gerald@pfeifer.com>
7028 * doc/sourcebuild.texi (Front End): Remove references to CVS
7029 and CVSROOT/modules.
7030 (Texinfo Manuals): Replace reference to CVS by one to SVN.
7031 (Back End): Remove reference to CVS.
7033 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7036 * config/mips/mips.c (gen_load_const_gp): New function, taking a
7038 (mips16_gp_pseudo_reg): ...here.
7039 * config/mips/mips.md (load_const_gp): Replace with...
7040 (load_const_gp_<mode>): ...this :P-based insn.
7042 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7044 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
7045 options. Minor fixes.
7046 (-std): Move reference to standards closer to where language
7047 standards are first mentioned.
7049 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7051 PR rtl-optimization/34995
7052 * reload.c (alternative_allows_const_pool_ref): Take an rtx
7053 parameter and return a bool. If the rtx parameter is nonnull,
7054 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
7055 (find_reloads): Update call accordingly. Pass the new operand
7056 if it needed no address reloads, otherwise pass null.
7058 2008-01-30 Richard Henderson <rth@redhat.com>
7061 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
7062 for unbounded arrays.
7064 2008-01-30 Silvius Rus <rus@google.com>
7066 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
7068 2008-01-30 Jan Hubicka <jh@suse.cz>
7071 * i386.c (init_cumulative_args): Use real function declaration when
7074 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
7076 PR rtl-optimization/34998
7077 * global.c (build_insn_chain): Treat non-subreg_lowpart
7078 SUBREGs of pseudos as clobbering all the words covered by the
7079 SUBREG, not just all the bytes.
7080 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
7081 original df_ref rather than an extract parameter.
7082 (global_conflicts): Update call accordingly.
7084 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
7086 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
7087 the overflow check to make it easier to read.
7088 (__fixtfdi): Change the type of the ll member in union
7089 long_double to UDItype_x.
7091 2008-01-30 Jakub Jelinek <jakub@redhat.com>
7094 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
7095 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
7096 * tree-inline.c (fold_marked_statements): Call
7097 cgraph_update_edges_for_call_stmt if folding a call statement.
7098 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
7099 debug_generic_stmt calls, reset it back afterwards.
7102 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
7104 * c-typeck.c (build_external_ref): Don't pedwarn about
7105 static vars in current function's scope.
7107 2008-01-29 Joseph Myers <joseph@codesourcery.com>
7109 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
7111 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
7114 * ipa-struct-reorg.c: Fix spelling.
7115 * params.def: Ditto.
7117 2008-01-29 Richard Guenther <rguenther@suse.de>
7120 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
7122 * tree-inline.c (remap_type): Increment remapping_type_depth
7123 around remapping types.
7124 (copy_body_r): Only add referenced variables if they are referenced
7125 from code, not types.
7127 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
7138 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
7139 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
7141 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
7144 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
7145 pointer for tiny stack.
7147 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
7149 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
7151 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
7153 * config/vx-common.h: Fix typo in comment.
7155 2008-01-28 Ian Lance Taylor <iant@google.com>
7159 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
7160 coalesce pointers if they have different DECL_NO_TBAA_P values.
7161 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
7162 between variables with different DECL_NO_TBAA_P values.
7164 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
7167 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
7168 are not legitimate small data references on SPE targets.
7170 2008-01-28 David Daney <ddaney@avtrex.com>
7172 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
7174 2008-01-28 David Daney <ddaney@avtrex.com>
7176 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
7178 2008-01-27 Joseph Myers <joseph@codesourcery.com>
7180 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
7181 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
7182 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
7183 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
7184 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
7185 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
7186 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
7187 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
7189 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7191 * basic-block.h (condjump_equiv_p): Fix comment.
7193 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7195 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
7196 print_generic_stmt_indented): Fix comment.
7198 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7200 * configure.ac (__stack_chk_fail): Add detecion for availability
7201 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
7202 * configure: Regenerate.
7204 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
7207 * final.c (output_addr_const): Handle TRUNCATE.
7209 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
7212 * tree-ssa-loop-ivopts.c (comp_cost): New type.
7213 (zero_cost, infinite_cost): New constants.
7214 (struct cost_pair): Change type of cost to comp_cost.
7215 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
7216 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
7218 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
7219 split_address_cost, ptr_difference_cost, difference_cost,
7220 get_computation_cost_at, get_computation_cost,
7221 determine_use_iv_cost_generic, determine_use_iv_cost_address,
7222 determine_use_iv_cost_condition, determine_use_iv_costs,
7223 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
7224 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
7225 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
7226 Change type of cost to comp_cost.
7227 (determine_iv_cost): Increase cost of non-original ivs, instead
7228 of decreasing the cost of original ones.
7229 (get_address_cost): Indicate the complexity of the addressing mode
7231 (try_add_cand_for): Prefer using ivs not specific to some object.
7232 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
7234 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
7235 Janis Johnson <janis187@us.ibm.com>
7238 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
7239 (TARGET_INSTANTIATE_DECLS): Likewise.
7240 * target.h (expand_to_rtl_hook): New target hook.
7241 (instantiate_decls): Likewise.
7242 * function.c (instantiate_decl): Make non-static. Rename to...
7243 (instantiate_decl_rtl): ... this.
7244 (instantiate_expr): Use instantiate_decl_rtl.
7245 (instantiate_decls_1): Likewise.
7246 (instantiate_decls): Likewise.
7247 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
7248 * function.h (instantiate_decl_rtl): Add prototype.
7249 * cfgexpand.c (target.h): New include.
7250 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
7251 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
7252 (TARGET_INSTANTIATE_DECLS): Likewise.
7253 (TARGET_INITIALIZER): New target hooks added.
7254 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
7256 * config/rs6000/rs6000.c (tree-flow.h): New include.
7257 (machine_function): Add sdmode_stack_slot field.
7258 (rs6000_alloc_sdmode_stack_slot): New function.
7259 (rs6000_instantiate_decls): Likewise.
7260 (rs6000_secondary_memory_needed_rtx): Likewise.
7261 (rs6000_check_sdmode): Likewise.
7262 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
7263 (TARGET_INSTANTIATE_DECLS): Likewise.
7264 (rs6000_hard_regno_mode_ok): Allow SDmode.
7265 (num_insns_constant): Likewise. Handle _Decimal32 constants.
7266 (rs6000_emit_move): Handle SDmode.
7267 (function_arg_advance): Likewise.
7268 (function_arg): Likewise.
7269 (rs6000_gimplify_va_arg): Likewise. Add special handling of
7270 SDmode var args for 32-bit compiles.
7271 (rs6000_secondary_reload_class): Handle SDmode.
7272 (rs6000_output_function_epilogue): Likewise.
7273 (rs6000_function_value): Simplify if statement.
7274 (rs6000_libcall_value): Likewise.
7275 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
7276 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
7277 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
7278 (movsd_hardfloat): New define_insn.
7279 (movsd_softfloat): Likewise.
7280 (movsd_store): Likewise.
7281 (movsd_load): Likewise.
7282 (extendsddd2): Likewise.
7283 (extendsdtd2): Likewise.
7284 (truncddsd2): Likewise.
7285 (movdd_hardfloat64): Fixup comment.
7286 (UNSPEC_MOVSD_LOAD): New constant.
7287 (UNSPEC_MOVSD_STORE): Likewise.
7289 2008-01-26 Jakub Jelinek <jakub@redhat.com>
7292 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
7294 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
7295 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
7296 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
7299 2008-01-26 David Edelsohn <edelsohn@gnu.org>
7302 * config.gcc: Separate AIX 5.3 from AIX 6.1.
7303 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7304 __LONGDOUBLE128 too.
7305 * config/rs6000/aix61.h: New file.
7307 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
7309 PR rtl-optimization/34959
7310 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
7311 popcount and parity rtxes the same mode as their operand.
7312 Truncate or extend the result to the return value's mode
7315 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
7318 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
7319 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
7320 to GOT_VERSION_REGNUM.
7321 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
7322 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
7323 * config/mips/mips.c (mips_emit_call_insn): New function.
7324 (mips_call_tls_get_addr): Call mips_expand_call directly.
7325 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
7327 (mips16_build_call_stub): Likewise. Return the call insn or null.
7328 (mips_expand_call): Update the call to mips16_build_call_stub
7329 accordingly and a remove redundant condition. Assert that MIPS16
7330 stubs do not use lazy binding. Use mips_emit_call_insn and return
7332 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
7334 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
7335 (mips_avoid_hazard): Remove hazard_set handling.
7336 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
7337 (UNSPEC_RESTORE_GP): ...this.
7338 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
7339 (FAKE_CALL_REGNO): Rename to...
7340 (GOT_VERSION_REGNUM): ...this.
7341 (type): Add "ghost" value. Add an associated insn reservation.
7342 (hazard_set): Remove.
7343 (exception_receiver): Rename to...
7344 (restore_gp): ...this and update the unspec identifier accordingly.
7345 (exception_receiver, nonlocal_got_receiver): New expanders.
7346 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
7347 FAKE_CALL_REGNO. Remove hazard_set attribute.
7348 (set_got_version, update_got_version): New patterns.
7350 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
7353 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
7355 2008-01-25 Joseph Myers <joseph@codesourcery.com>
7358 * doc/install.texi2html: Generate gcc-vers.texi.
7360 2008-01-25 DJ Delorie <dj@redhat.com>
7362 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7364 2008-01-25 Joseph Myers <joseph@codesourcery.com>
7366 * config/c4x: Remove directory.
7367 * config.gcc (crx-*, mt-*): Mark obsolete.
7368 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
7369 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
7370 sh-*-rtemscoff*): Remove cases.
7371 * defaults.h (C4X_FLOAT_FORMAT): Remove.
7372 * real.c (encode_c4x_single, decode_c4x_single,
7373 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
7374 c4x_extended_format): Remove.
7375 * real.h (c4x_single_format, c4x_extended_format): Remove.
7376 * doc/extend.texi (interrupt, naked): Remove mention of attributes
7378 (Pragmas): Remove comment about c4x pragmas.
7379 * doc/install.texi (c4x): Remove target-specific instructions.
7380 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
7381 * doc/md.texi (Machine Constraints): Remove C4x documentation.
7382 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
7383 refer to C4x source files as examples.
7384 (C4X_FLOAT_FORMAT): Remove documentation.
7386 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
7388 * config/bfin/bfin.c (override_options): Reorder tests so that
7389 flag_pic gets enabled for -msep-data.
7391 2008-01-25 Richard Guenther <rguenther@suse.de>
7394 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
7395 to its bitfield precision if required.
7397 2008-01-25 Jakub Jelinek <jakub@redhat.com>
7400 * tree-nested.c (walk_omp_for): New function.
7401 (convert_nonlocal_reference, convert_local_reference): Call
7402 walk_omp_for on OMP_FOR.
7403 (convert_call_expr): Call walk_body on OMP_FOR's
7404 OMP_FOR_PRE_INIT_BODY.
7406 2008-01-25 Richard Guenther <rguenther@suse.de>
7408 PR tree-optimization/34966
7409 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
7410 default defs and PHI_NODEs we have to insert after the
7413 2008-01-24 Nick Clifton <nickc@redhat.com>
7415 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
7416 Provide a default definition.
7417 (LIBGCC2_UNITS_PER_WORD): Likewise.
7419 * config/stormy16/stormy16.c: Include df.h for the prototype
7420 for df_regs_ever_live_p.
7421 (xstormy16_expand_builtin_va_start): Convert the stack offset
7422 into a component_ref and then use POINTER_PLUS_EXPR to add it
7423 to the incoming_virtual_args_rtx.
7424 (xstormy16_gimplify_va_arg_expr): Rename to
7425 xstormy16_gimplify_va_arg_expr.
7426 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
7427 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
7428 xstormy16_gimplify_va_arg_expr.
7429 Fix up some formatting issues.
7431 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
7432 Move to predicates.md.
7433 (xs_hi_general_operand): Likewise.
7434 (xs_hi_nonmemory_operand): Likewise.
7435 * config/stormy16/predicates.md:
7436 (xstormy16_carry_plus_operand): New predicate.
7437 (xs_hi_general_operand): New predicate.
7438 (xs_hi_nonmemory_operand): New predicate.
7439 * config/stormy16/stormy16-protos.h:
7440 (xstormy16_carry_plus_operand): Delete prototype.
7441 (xs_hi_general_operand): Likewise.
7442 (xs_hi_nonmemory_operand): Likewise.
7444 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
7445 modifiers as they are no longer needed and they can trigger
7446 reload spill failures.
7448 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
7449 with a match_operand in order to help reload.
7451 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
7452 constraint with 'e' for the 8th alternative as this version of
7453 the mov.w instruction only accepts the lower 8 registers.
7455 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
7458 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
7459 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
7462 2008-01-25 Jakub Jelinek <jakub@redhat.com>
7465 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
7467 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
7469 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
7471 (remove_structure): Update allocations list before removing structure.
7473 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
7475 * ipa-struct-reorg.c (is_safe_cond_expr,
7476 create_new_stmts_for_cond_expr): Use integer_zerop function,
7477 that recognize not only zero-pointer, but zero-integer too.
7479 2008-01-25 Ben Elliston <bje@au.ibm.com>
7482 * fixproto: Escape "." in sed expression that strips leading "./".
7484 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
7487 * gcc.c (SWITCH_OK): Removed.
7488 (SWITCH_LIVE): Changed to bit.
7489 (SWITCH_FALSE): Likewise.
7490 (SWITCH_IGNORE): Likewise.
7491 (switchstr): Change live_cond to unsigned int.
7492 (process_command): Replace SWITCH_OK with 0.
7493 (do_self_spec): Likewise.
7494 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
7495 (give_switch): Likewise.
7496 (used_arg): Likewise.
7497 (do_spec_1): Set the SWITCH_IGNORE bit.
7498 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
7499 bits. Set the SWITCH_LIVE bit.
7501 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7503 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
7505 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
7507 PR tree-optimization/34472
7508 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
7509 parameter to a "bool *" and set *DATA to false if there is
7510 an unsafe access. Do not delete the structure here.
7511 (check_cond_exprs): Delete it here instead.
7512 (check_cond_exprs, exclude_cold_structs): Do not increase
7513 I when removing a structure.
7515 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
7518 * config/i386/i386.c (ix86_expand_vector_init): Consider only
7519 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
7521 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
7524 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
7525 a fixed vector for stack.
7527 2008-01-24 Ben Elliston <bje@au.ibm.com>
7530 * doc/gcc.texi (Software development): Add a direntry for g++.
7532 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
7534 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
7535 stale and straggling -fforce-addr comments above.
7537 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
7539 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
7540 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
7542 2008-01-23 Michael Matz <matz@suse.de>
7545 * dwarf2out.c (force_type_die): Use modified_type_die instead of
7548 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
7550 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
7553 2008-01-23 Anatoly Sokolov <aesok@post.ru>
7555 * config/avr/avr.c (avr_current_arch): New variable.
7556 (avr_arch_types): Add 'avr31' and 'avr51' entries.
7557 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
7558 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
7559 (avr_override_options): Init 'avr_current_arch'.
7560 (base_arch_s): Move from here...
7561 * config/avr/avr.h (base_arch_s): ... here. Add new members
7562 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
7563 'mega' to 'have_jmp_call'.
7564 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
7565 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
7567 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
7569 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
7570 MULTILIB_MATCHES): (Ditto.).
7572 2008-01-23 Richard Guenther <rguenther@suse.de>
7575 * cgraphunit.c (cgraph_reset_node): Always mark the node
7576 not reachable if it is not queued already.
7578 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
7580 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
7581 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
7582 (cputype_selected): New static variable.
7583 (bfin_handle_option): Set it if -mcpu is used.
7584 (override_option): Select default set of workarounds if no cpu type
7585 selected on the command line.
7586 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
7588 From Michael Frysinger <michael.frysinger@analog.com>
7589 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
7590 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
7592 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
7593 for bf547, bf523, bf524, and bf526.
7594 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
7596 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7597 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
7598 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
7599 __ADSPBF547__ and __ADSPBF54x__ for bf547.
7600 * doc/invoke.texi (Blackfin Options): Document that
7601 -mcpu now accept bf547, bf523, bf524, and bf526.
7603 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
7605 PR rtl-optimization/34628
7606 * combine.c (try_combine): Stop and undo after the first combination
7607 if an autoincrement side-effect on the first insn has effectively
7610 2008-01-22 David Edelsohn <edelsohn@gnu.org>
7613 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
7614 Offset addresses are not valid for Altivec or paired float modes.
7616 2008-01-22 Jakub Jelinek <jakub@redhat.com>
7619 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
7620 if DECL_INITIAL (decl) is error_mark_node.
7623 * c-common.c (handle_vector_size_attribute): Only allow
7624 integral, scalar float and fixed point types. Handle OFFSET_TYPE
7625 the same way as pointer, array etc. types.
7626 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
7629 * tree.c (build_type_attribute_qual_variant): Call
7630 build_qualified_type if attributes are equal, but quals are not.
7632 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7635 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
7636 * flags.h (warn_strict_aliasing): Remove.
7637 (warn_strict_overflow): Remove.
7638 * opts.c (warn_strict_aliasing): Remove.
7639 (warn_strict_overflow): Remove.
7640 * c-opts.c (c_common_handle_option): -Wall only sets
7641 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
7642 (c_common_post_options): Give default values to -Wstrict-aliasing
7643 and -Wstrict-overflow if they are uninitialized.
7644 * common.opt (Wstrict-aliasing): Specify Var and Init.
7645 (Wstrict-overflow): Likewise.
7647 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
7649 PR rtl-optimization/26854
7650 PR rtl-optimization/34400
7651 PR rtl-optimization/34884
7652 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
7654 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
7655 (df_rd_bb_info.expanded_lr_out): Deleted
7656 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
7657 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
7658 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
7659 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
7660 Removed code to allocate, initialize or free expanded_lr_out.
7661 (df_rd_bb_local_compute_process_def): Restructured to make more
7663 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
7664 sets if the sets are being trimmed.
7666 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
7669 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
7670 (as_vers): Likewise.
7671 * configure: Regenerated.
7673 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7676 * tree-pass.h (pass_build_alias): New pass.
7677 * tree-ssa-alias.c (gate_build_alias): New.
7678 (pass_build_alias): New.
7679 * passes.c (init_optimization_passes): Add pass_build_alias after
7680 pass_create_structure_vars.
7682 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
7684 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
7685 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
7686 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
7687 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
7688 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
7689 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
7690 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
7691 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
7692 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
7693 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
7694 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
7695 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
7696 * config/s390/s390.md (FP_ALL): New mode iterator.
7697 (_d): New mode attribute.
7698 ("*signbit<mode>2>"): Changed mode of first operand.
7699 ("isinf<mode>2"): Changed mode of first operand.
7700 ("*TDC_insn"): Adaptation for DFP modes.
7702 2008-01-22 Ben Elliston <bje@au.ibm.com>
7704 * tree.c (check_qualified_type): Improve function description.
7706 2008-01-21 Jason Merrill <jason@redhat.com>
7709 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
7710 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
7713 2008-01-21 DJ Delorie <dj@redhat.com>
7715 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
7718 2008-01-21 Richard Guenther <rguenther@suse.de>
7721 * tree-cfg.c (verify_expr): Allow all invariant expressions
7722 instead of just constant class ones as reference argument.
7723 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
7724 like any other constant.
7725 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7727 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
7729 * regmove.c (fixup_match_1): Update call crossed frequencies.
7731 2008-01-21 Richard Guenther <rguenther@suse.de>
7734 * tree-inline.c (setup_one_parameter): Deal with mismatched
7735 types using a VIEW_CONVERT_EXPR.
7737 2008-01-21 Alon Dayan <alond@il.ibm.com>
7738 Olga Golovanevsky <olga@il.ibm.com>
7740 PR tree-optimization/34701
7741 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
7742 when the structure size is not a power of 2.
7744 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
7746 * doc/install.texi: Add doc for --enable-checking=df.
7748 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
7750 PR rtl-optimization/34808
7751 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
7753 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7755 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
7758 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7760 PR rtl-optimization/26854
7761 PR rtl-optimization/34400
7762 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
7764 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
7765 (df_rd_bb_info.expanded_lr_out): New.
7766 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
7767 * loop_iv.c (iv_analysis_loop_init): Ditto.
7768 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
7769 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
7770 Added code to allocate, initialize or free expanded_lr_out.
7771 (df_rd_bb_local_compute_process_def): Restructured to make
7772 more understandable.
7773 (df_rd_confluence_n): Add code to do nothing with fake edges and
7774 code to no apply invalidate_by_call sets if the sets are being trimmed.
7775 (df_lr_local_finalize): Renamed to df_lr_finalize.
7776 (df_live_local_finalize): Renamed to df_live_finalize.
7778 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7781 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
7782 deciding whether to use reciprocal instructions.
7784 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
7786 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
7787 dwarf2out_note_section_used if cold_text_section is NULL.
7789 2008-01-19 Jakub Jelinek <jakub@redhat.com>
7791 PR gcov-profile/34610
7792 * tree-cfg.c (make_edges): Mark both outgoing edges from
7793 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
7794 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
7795 from OMP_FOR and OMP_CONTINUE outgoing edges.
7797 * tree-profile.c (tree_profiling): Return early if
7798 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
7800 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
7801 from cfun to child_cfun.
7802 * function.h (struct function): Add after_tree_profile bit.
7804 2008-01-19 Anatoly Sokolov <aesok@post.ru>
7806 * config/avr/avr.S (_exit): Disable interrupt.
7808 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7809 Steven Bosscher <stevenb.gcc@gmail.com>
7811 PR rtl-optimization/26854
7812 PR rtl-optimization/34400
7813 * df-problems.c (df_live_scratch): New scratch bitmap.
7814 (df_live_alloc): Allocate df_live_scratch when doing df_live.
7815 (df_live_reset): Clear the proper bitmaps.
7816 (df_live_bb_local_compute): Only process the artificial defs once
7817 since the order is not important.
7818 (df_live_init): Init the df_live sets only with the variables
7819 found live by df_lr.
7820 (df_live_transfer_function): Use the df_lr sets to prune the
7821 df_live sets as they are being computed.
7822 (df_live_free): Free df_live_scratch.
7824 2008-01-18 Ian Lance Taylor <iant@google.com>
7826 * common.opt: Add fmerge-debug-strings.
7827 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
7828 flag_merge_debug_strings rather than flag_merge_constants.
7829 * doc/invoke.texi (Option Summary): Mention
7830 -fmerge-debug-strings.
7831 (Debugging Options): Document -fmerge-debug-strings.
7833 2008-01-18 Ian Lance Taylor <iant@google.com>
7836 * tree.h (DECL_IS_OPERATOR_NEW): Define.
7837 (struct tree_function_decl): Add new field operator_new_flag.
7838 * tree-inline.c (expand_call_inline): When inlining a call to
7839 operator new, force the return value to go into a variable, and
7840 set DECL_NO_TBAA_P on that variable.
7841 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
7843 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
7846 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
7847 DWARF2_DEBUGGING_INFO.
7848 (dwarf2out_note_section_used): Ditto. Add prototype.
7849 (have_multiple_function_sections, text_section_used,
7850 cold_text_section_used, *cold_text_sections): Move declarations
7853 2008-01-17 Bob Wilson <bob.wilson@acm.org>
7855 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
7856 field and add signal_ra.
7857 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
7858 assignments to frame state pc. Move end of stack check after
7859 MD_FALLBACK_FRAME_STATE_FOR.
7860 (uw_update_context_1): Use frame state signal_regs if set, instead
7861 of checking signal_frame flag.
7862 (uw_update_context): Use frame state signal_ra if set.
7863 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
7864 * config/xtensa/linux-unwind.h: New file.
7866 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
7868 * modulo-sched.c (get_sched_window): Fix comment typo.
7870 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
7872 PR tree-optimization/34648
7873 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
7875 2008-01-17 Anatoly Sokolov <aesok@post.ru>
7877 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
7878 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
7880 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
7882 PR rtl-optimization/34400
7883 * df-core.c (df_worklist_dataflow_overeager,
7884 df_worklist_dataflow_doublequeue): New functions.
7885 (df_worklist_dataflow): Two different worklist solvers.
7886 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
7889 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7892 * doc/invoke.texi: Document the dependence on pthread for fopenmp
7893 and ftree-parallelize-loops.
7895 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
7897 PR rtl-optimization/34826
7898 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
7900 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
7902 * global.c (find_reg): Mark the eh regs as used if necessary.
7903 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
7904 * ra.h (struct allocno): no_eh_reg field added. Changed
7905 no_stack_reg type to bitfield.
7907 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
7909 * tree.c (substitute_in_expr): Add missing 'break'.
7911 2008-01-17 Richard Guenther <rguenther@suse.de>
7913 PR tree-optimization/34825
7914 * tree-ssa-math-opts.c (is_division_by): Do not recognize
7915 x / x as division to handle.
7917 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7919 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
7920 "-pthread" is specified.
7921 * pa-hpux11.h (LIB_SPEC): Likewise.
7923 2008-01-16 Janis Johnson <janis187@us.ibm.com>
7924 Peter Bergner <bergner@vnet.ibm.com>
7926 PR rtl-optimization/33796
7927 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
7929 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7931 PR libgfortran/34699
7932 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
7934 * pa-hpux10.h (LINK_SPEC): Likewise.
7935 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
7937 2008-01-16 Richard Guenther <rguenther@suse.de>
7940 * fold-const.c (fold_convert_const_int_from_int): Do not
7941 set overflow if that occured only because of a sign extension
7942 change when converting from/to a sizetype with the same
7943 precision and signedness.
7945 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7948 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
7949 location address to the correct place. Update copyright year.
7951 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7953 * lambda-code.c (lambda_transform_legal_p): Handle the case of
7954 no dependences in the dependence_relations vector.
7956 2008-01-16 Jan Hubicka <jh@suse.cz>
7958 PR rtl-optimization/31396
7959 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
7960 * cfg.c (dump_reg_info): Print it.
7961 * regs.h (struct reg_info_t): add freq_calls_crossed.
7962 (REG_FREQ_CALLS_CROSSED): New macro.
7963 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
7964 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
7965 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
7966 regmove_optimize): Update call crossed frequencies.
7967 * local-alloc.c (struct qty): Add freq_calls_crossed.
7968 (alloc_qty): Copute freq_calls_crossed.
7969 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
7970 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
7971 * ra.h (struct allocno): Add freq_calls_crossed.
7973 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7975 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
7976 libgomp when compiling with ftree-parallelize-loops.
7977 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
7979 2008-01-16 Richard Guenther <rguenther@suse.de>
7981 PR tree-optimization/34769
7982 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
7983 * tree.c (int_cst_value): Instead make this function more
7984 permissive in what it accepts as valid input. Document this
7985 function always sign-extends the value.
7987 2008-01-16 Jakub Jelinek <jakub@redhat.com>
7988 Richard Guenther <rguenther@suse.de>
7991 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
7992 (gimple_fold_indirect_ref_rhs): ... this.
7993 (gimple_fold_indirect_ref): New function with foldings
7994 that preserve lvalueness.
7995 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
7996 * tree-flow.h (gimple_fold_indirect_ref): Declare.
7997 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
7998 to fold an INDIRECT_REF, fall back to the old use of
7999 fold_indirect_ref_1.
8001 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8003 * tree-data-ref.c (subscript_dependence_tester_1): Call
8004 free_conflict_function.
8005 (compute_self_dependence): Same.
8007 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
8010 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
8011 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
8013 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
8014 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
8015 for DWARF2_UNWIND_INFO targets.
8017 2008-01-16 Richard Guenther <rguenther@suse.de>
8020 * c-typeck.c (common_pointer_type): Do not merge inconsistent
8021 type qualifiers for function types.
8023 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
8025 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
8026 loop_iterator li from previous commit.
8028 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
8030 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
8032 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
8034 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
8035 (parallelize_loops): Don't parallelize irreducible components.
8037 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8040 * c-opts (c_common_post_options): Do not enable CPP
8041 flag_pedantic_errors by default.
8043 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
8045 PR rtl-optimization/31944
8046 * cse.c (remove_pseudo_from_table): New function.
8047 (merge_equiv_classes): Use above function to remove pseudo-registers.
8048 (invalidate): Likewise.
8050 2008-01-13 Richard Guenther <rguenther@suse.de>
8053 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
8054 instead of TYPE_MODE to deal with calls from expand_one_error_var.
8056 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
8058 * gcse.c (cprop_jump): Call validate_unshare_change instead of
8059 validate_change to unshare the source of the PC set.
8061 2008-01-12 Jan Hubicka <jh@suse.cz>
8064 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
8065 references above array bounds. This might trigger bounds checks for
8068 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
8070 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
8071 new_replaceable_dependencies.
8073 2008-01-12 Doug Kwan <dougkwan@google.com>
8075 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
8076 instead of OPT_Wreturn_type in warning due to ignored return type
8078 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
8079 options included in -Wextra.
8080 * c.opt: New option -Wignored_qualifiers.
8081 * doc/invoke.texi (Warning Options, -Wextra): Add new option
8082 -Wignore_qualifiers.
8083 (-Wignored-qualifiers): Document.
8084 (-Wreturn-type): Remove description of functionality now handled
8085 by -Wignored-qualifiers.
8087 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
8090 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
8091 NOP_EXPR if it is between integral types with the same precision.
8093 2008-01-12 Jan Hubicka <jh@suse.cz>
8096 * invoke.texi (max-inline-recursive-depth): Fix default value.
8098 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
8100 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
8103 2008-01-11 Bob Wilson <bob.wilson@acm.org>
8105 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
8107 2008-01-11 James E. Wilson <wilson@specifix.com>
8110 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
8112 2008-01-11 Anatoly Sokolov <aesok@post.ru>
8114 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
8115 save/restore frame pointer register and don't use 'call-prologues'
8116 optimization in function with "OS_task" attribute.
8118 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
8121 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
8122 when copying to memory.
8124 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
8126 PR rtl-optimization/30905
8127 * cfgcleanup.c: Include dce.h
8128 (crossjumps_occured): New global variable.
8129 (try_crossjump_bb): Exit loop after finding a fallthru edge.
8130 If something changed, set crossjumps_occured to true.
8131 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
8132 Don't add/remove fake edges to exit here...
8133 (cleanup_cfg): ...but do it here, when crossjumping.
8134 Run a fast DCE when successful crossjumps occured in the latest
8135 iteration of try_optimize_cfg.
8137 2008-01-11 Richard Guenther <rguenther@suse.de>
8139 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
8140 (struct vn_unary_op_s): Likewise.
8141 (vn_reference_insert): Free old reference on hash collision.
8143 2008-01-10 Raksit Ashok <raksit@google.com>
8145 PR rtl-optimization/27971
8146 * combine.c (find_split_point): Split PLUS expressions which are
8147 inside a MEM rtx, and whose first operand is complex.
8149 2008-01-10 DJ Delorie <dj@redhat.com>
8151 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
8152 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
8153 (m32c_hard_regno_ok): Call the underlying function.
8155 2008-01-10 Richard Guenther <rguenther@suse.de>
8158 * tree-cfg.c (tree_merge_blocks): Do not go through the
8159 full-blown folding and stmt updating path if we just deal
8160 with virtual operands.
8161 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
8162 test for abnormal SSA_NAMEs.
8164 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
8167 * reload.c (push_reload): Add assertions. All constants from
8168 reg_equiv_constant should have been used for replacing the respective
8170 (find_reloads_address): Invoke find_reloads_address_part for
8171 constant taken from the reg_equiv_constant array.
8173 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
8175 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
8176 field (valnum) the first in the struct. Replace bools with
8179 2008-01-10 Richard Guenther <rguenther@suse.de>
8181 PR tree-optimization/34651
8182 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
8183 types and ordering for masking and converting.
8185 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
8187 PR tree-optimization/34017
8188 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
8189 also for PHI_NODE expressions.
8191 2008-01-09 Jan Hubicka <jh@suse.cz>
8193 PR tree-optimization/34708
8194 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
8195 based on number of case labels.
8196 (init_inline_once): Remove switch_cost.
8197 * tree-inline.h (eni_weights_d): Remove switch_cost.
8199 2008-01-09 Richard Guenther <rguenther@suse.de>
8200 Andrew Pinski <andrew_pinski@playstation.sony.com>
8203 * gimplify.c (gimplify_cond_expr): Do not create an addressable
8204 temporary if an rvalue is ok or an lvalue is not required.
8206 2008-01-09 Richard Guenther <rguenther@suse.de>
8209 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
8212 2008-01-09 Richard Guenther <rguenther@suse.de>
8215 * tree.c (host_integerp): Check for sizetype only if the
8216 type is an integer type.
8218 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
8221 * opts.c (decode_options): Disable inlining of functions called
8222 once if not in unit-at-a-time mode.
8224 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
8226 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
8228 2008-01-08 Richard Guenther <rguenther@suse.de>
8231 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
8232 out early if the result will be unused.
8234 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
8239 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8240 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
8243 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
8245 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
8246 for vectorization tuned.
8248 2008-01-08 Richard Guenther <rguenther@suse.de>
8250 PR tree-optimization/34683
8251 * tree-ssa-operands.c (operand_build_cmp): Export.
8252 * tree-ssa-operands.h (operand_build_cmp): Declare.
8253 * tree-vn.c (vuses_compare): Remove.
8254 (sort_vuses): Use operand_build_cmp.
8255 (sort_vuses_heap): Likewise.
8256 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
8257 to re-use old VEC if available. Do not sort already sorted VUSEs.
8258 (vdefs_to_vec): Do not sort already sorted VDEFs.
8260 2008-01-08 Jakub Jelinek <jakub@redhat.com>
8263 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
8265 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
8268 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
8269 limitations of reciprocal sequences on x86 targets.
8271 2008-01-08 Richard Guenther <rguenther@suse.de>
8273 PR tree-optimization/34683
8274 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
8276 2008-01-07 Jakub Jelinek <jakub@redhat.com>
8279 * config/darwin.c (darwin_mergeable_string_section): Don't use
8280 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
8282 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
8285 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
8286 negxf2. Macroize expander using X87MODEF mode iterator. Change
8287 predicates of op0 and op1 to register_operand.
8288 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
8289 expander using X87MODEF mode iterator. Change predicates of
8290 op0 and op1 to register_operand.
8291 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
8292 corresponding patterns and macroize using MODEF macro. Change
8293 predicates of op0 and op1 to register_operand and remove
8294 "m" constraint. Disparage "r" alternative with "!".
8295 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
8296 macroize using X87MODEF macro. Change predicates of op0 and op1
8297 to register_operand and remove "m" constraint. Disparage "r"
8298 alternative with "!".
8299 (absneg splitter with memory operands): Remove.
8300 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
8301 patterns and macroize using X87MODEF mode iterator.
8302 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
8303 Change predicate of op1 to register_operand.
8304 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
8305 for memory operands.
8307 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
8309 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
8311 2008-01-07 Richard Guenther <rguenther@suse.de>
8313 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
8316 2008-01-07 Richard Guenther <rguenther@suse.de>
8318 PR tree-optimization/34683
8319 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
8320 VOPs of the needed size to save memory. Use VEC_quick_push
8321 to save compile-time.
8322 (vdefs_to_vec): Likewise.
8324 2008-01-07 Sa Liu <saliu@de.ibm.com>
8326 * config/spu/spu.md (divdf3): Genetate inline code for double
8327 division. The implementation doesn't handle INF or NAN, therefore it
8328 only applies when -ffinite-math-only is given.
8330 2008-01-06 Paolo Carlini <pcarlini@suse.de>
8333 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
8334 * doc/cpp.texi ([Common Predefined Macros]): Document.
8336 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
8338 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
8339 order to use commutative addition instead of subtraction.
8341 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8342 Mircea Namolaru <namolaru@il.ibm.com>
8343 Vladimir Yanovsky <yanov@il.ibm.com>
8344 Revital Eres <eres@il.ibm.com>
8346 PR tree-optimization/34263
8347 * tree-outof-ssa.c (process_single_block_loop_latch,
8348 contains_tree_r): New functions.
8349 (analyze_edges_for_bb): Call process_single_block_loop_latch
8350 function to empty single-basic-block latch block if possible.
8352 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8354 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
8356 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
8358 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
8360 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
8362 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
8364 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
8366 2008-01-05 Jakub Jelinek <jakub@redhat.com>
8368 PR tree-optimization/34618
8369 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
8372 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8375 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
8376 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
8377 Update copyright year.
8379 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
8380 Update copyright year.
8381 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
8384 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
8386 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
8387 edge does not point to current bb before changing need_assert.
8389 2008-01-04 Richard Guenther <rguenther@suse.de>
8392 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
8393 for verifying purposes if they are is_gimple_min_invariant.
8395 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
8397 PR tree-optimization/34448
8398 PR tree-optimization/34465
8399 * gimplify.c (gimplify_init_constructor): Add new parameter
8400 notify_temp_creation. Use it.
8401 (gimplify_modify_expr_rhs): Take volatiles into account when
8402 optimizing constructors.
8403 Do not optimize constructors if gimplify_init_constructor will dump to
8405 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
8406 * gcc.c-torture/compile/pr34448.c: New.
8408 2008-01-04 Jakub Jelinek <jakub@redhat.com>
8410 PR gcov-profile/34609
8411 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
8412 return_slot if result is TREE_ADDRESSABLE.
8414 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
8416 * config/mips/mips.md (sqrt_condition): Tweak comment.
8417 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
8419 2008-01-03 Tom Tromey <tromey@redhat.com>
8422 * c-common.c (c_type_hash): Handle VLAs.
8424 2008-01-03 Jan Hubicka <jh@suse.cz>
8426 PR tree-optimization/31081
8427 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
8428 0 when inlining and not inlining to first basic block.
8429 (remap_decl): When var is initialized to 0, don't set default_def.
8430 (expand_call_inline): Set entry_bb.
8431 * tree-inline.h (copy_body_data): Add entry_bb.
8433 2008-01-03 Jakub Jelinek <jakub@redhat.com>
8436 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
8439 PR tree-optimization/29484
8440 * tree-inline.c (inline_forbidden_p_2): New function.
8441 (inline_forbidden_p): Disallow inlining if some static var
8442 has an address of a local LABEL_DECL in its initializer.
8443 * doc/extend.texi (Labels as Values): Document &&foo behaviour
8446 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
8448 PR tree-optimization/34635
8449 * tree-data-ref.c (add_other_self_distances): Make sure that the
8450 evolution step is constant.
8452 2008-01-03 Jakub Jelinek <jakub@redhat.com>
8455 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
8457 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
8459 * tree-sra.c (scalarize_init): Insert the generate_element_init
8460 statements after the generate_element_zero statements.
8462 2008-01-02 Richard Guenther <rguenther@suse.de>
8466 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
8467 for very large number of operands instead of ICEing.
8469 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
8472 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
8473 while stack probing.
8475 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
8477 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
8480 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
8483 * tree-mudflap.c (mx_register_decls): Guard warning by
8484 !DECL_ARTIFICIAL check.
8486 2008-01-01 Jakub Jelinek <jakub@redhat.com>
8488 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
8489 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
8490 sse5_perm<mode>): Fix constraints.