1 2008-06-04 Jan Hubicka <jh@suse.cz>
3 tree-optimization/36100
4 * tree-pass.h (pass_O0_always_inline): Declare.
5 * ipa-inline.c (inline_transform): Remove dead code.
6 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
7 pass_O0_always_inline): New.
8 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
10 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
12 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
13 mnemonic in this_param move for TARGET_64BIT.
15 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
17 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
18 (*strmovsi_rex_1): Ditto.
20 (*strsetsi_rex_1): Ditto.
22 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
23 adddicc expanders using SWI mode iterator.
25 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
28 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
31 2008-05-04 David S. Miller <davem@davemloft.net>
33 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
34 (sparc*-*-linux*): Use linux.h in tm_file.
35 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
36 compiler defaulting to 32-bit.
37 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
39 * config/sparc/linux.h: Remove definitions now obtained
41 * config/sparc/linux64.h: Likewise.
42 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
43 don't want this setting for 32-bit builds in a biarch compiler.
44 * doc/install.texi: Add sparc-linux to list of targets
45 supporting --enable-targets=all.
47 2008-05-03 Andrew Pinski <pinskia@gmail.com>
49 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
51 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
53 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
54 after V4SI_FTYPE_V8HI.
55 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
58 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
60 * doc/invoke.texi (max-flow-memory-locations): Removed.
61 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
63 2008-05-03 Richard Guenther <rguenther@suse.de>
66 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
68 2008-05-02 David S. Miller <davem@davemloft.net>
70 * config.gcc (need_64bit_hwint): Document libcpp dependency.
72 2008-05-02 Simon Baldwin <simonb@google.com>
75 * c-common.h (warn_array_subscript_range): Removed.
76 * c-common.c (warn_array_subscript_range): Ditto.
77 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
78 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
80 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
82 * config/i386/i386.c (ix86_special_builtin_type): New.
83 (bdesc_special_args): Likewise.
84 (ix86_expand_special_args_builtin): Likewise.
85 (ix86_init_mmx_sse_builtins): Updated.
86 (ix86_expand_builtin): Updated.
87 (ix86_expand_store_builtin): Removed.
88 (ix86_expand_unop_builtin): Likewise.
90 * config/i386/mm3dnow.h (__v2sf): Moved to ...
91 * config/i386/mmintrin.h (__v2sf): Here.
93 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
95 (_mm_loadl_pi): Likewise.
96 (_mm_storeh_pi): Replace __v2si with __v2sf.
97 (_mm_storel_pi): Likewise.
99 * doc/extend.texi: Correct __builtin_ia32_loadhps,
100 __builtin_ia32_loadlps, __builtin_ia32_storehps,
101 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
102 __builtin_ia32_loadlpd.
104 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
106 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
107 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
108 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
109 (ix86_init_mmx_sse_builtins): Updated.
110 (ix86_expand_args_builtin): Likewise.
111 (ix86_expand_builtin): Likewise.
112 (ix86_expand_unop1_builtin): Renamed to ...
113 (ix86_expand_unop_vec_merge_builtin): This.
115 2008-05-01 Jan Hubicka <jh@suse.cz>
118 * ipa-inline.c (inline_generate_summary): Make static.
119 (inline_transform): Do not call inlining at -O0; make static.
120 * passes.c (execute_todo): Add sanity check.
121 (execute_one_ipa_transform_pass): Execute proper flags.
123 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
125 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
126 (DECL_NONADDRESSABLE_P): Likewise.
127 * alias.c (record_component_aliases): Fix comment.
129 2008-05-01 Simon Baldwin <simonb@google.com>
131 * c-common.h (warn_array_subscript_range): New function.
132 * c-common.c (warn_array_subscript_range): Ditto.
133 * tree-vrp.c (check_array_ref): Corrected code to agree with
134 comment, ignoring only arrays of size 0 or size 1.
135 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
137 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
139 * config/i386/i386.c (ix86_builtin_type): Replace
140 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
141 (bdesc_args): Updated.
142 (ix86_init_mmx_sse_builtins): Likewise.
143 (ix86_expand_args_builtin): Likewise.
145 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
148 * doc/extend.texi: Correct __builtin_ia32_palignr.
150 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
153 * config/i386/i386.c (bdesc_crc32): Removed.
154 (ix86_expand_crc32): Likewise.
155 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
156 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
157 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
158 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
159 UINT_FTYPE_UINT_UCHAR.
160 (bdesc_args): Updated. Add crc32 builtins.
161 (ix86_init_mmx_sse_builtins): Updated.
162 (ix86_expand_args_builtin): Updated to support subreg.
164 * doc/extend.texi: Correct __builtin_ia32_crc32di.
166 2008-05-01 Jan Hubicka <jh@suse.cz>
168 * tree-pass.h (opt_pass): Add IPA_PASS.
169 (varpool_node, cgraph_node): Forward declare.
170 (ipa_opt_pass): Define.
171 (pass_ipa_inline): Turn into ipa_opt_pass.
172 (pass_apply_inline): Remove.
173 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
174 (apply_inline): Turn into ....
175 (inline_transform): ... this one.
176 (inline_generate_summary): New function.
177 (pass_apply_inline): Remove.
178 * function.h (ipa_opt_pass): Forward declare structure; typedef;
180 (struct function): Add ipa_transforms_to_apply.
181 * passes.c (register_one_dump_file): Work on IPA_PASS.
182 (init_optimization_passes): Remove pass_inline_parameters and
184 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
185 (execute_one_pass) ... here; apply transforms when possible.
186 (add_ipa_transform_pass, execute_ipa_summary_asses,
187 execute_one_ipa_transform_pass): New.
188 (execute_ipa_pass_list): Update for IPA_PASS type.
190 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
192 * config/i386/i386.c (ix86_builtin_type): Add
193 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
194 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
195 (bdesc_args): Add SSE4a builtins.
196 (ix86_init_mmx_sse_builtins): Updated.
197 (ix86_expand_args_builtin): Likewise.
198 (ix86_expand_builtin): Likewise.
200 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
202 * config/i386/i386.c (ix86_builtin_type): Add
203 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
204 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
205 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
206 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
207 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
208 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
209 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
210 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
211 and DI_FTYPE_DI_DI_INT.
212 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
213 (ix86_init_mmx_sse_builtins): Updated.
214 (ix86_expand_args_builtin): Likewise.
215 (ix86_expand_builtin): Likewise.
216 (ix86_expand_binop_imm_builtin): Removed.
218 * doc/extend.texi: Correct __builtin_ia32_palignr128.
220 2008-04-30 Richard Guenther <rguenther@suse.de>
222 PR tree-optimization/32921
223 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
225 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
227 * config/arm/arm.c (arm_unwind_emit): Use
228 crtl->all_throwers_are_sibcalls instead of
229 cfun->all_throwers_are_sibcalls.
230 (arm_output_fn_unwind): Likewise.
231 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
232 instead of cfun->uses_pic_offset_table.
233 (frv_expand_prologue): Likewise.
234 (frv_frame_pointer_required): Likewise.
235 (frv_expand_fdpic_call): Likewise.
236 (frv_emit_movsi): Likewise.
237 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
238 cfun->returns_pcc_struct instead of
239 current_function_returns_pcc_struct.
240 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
241 instead of cfun->calls_eh_return.
242 (m32c_pushm_popm): Likewise.
243 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
244 "extern" declaration.
246 2008-04-30 Richard Guenther <rguenther@suse.de>
248 PR tree-optimization/21636
249 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
251 (evaluate_stmt): Print the likely value.
252 (ccp_visit_stmt): Avoid excessive vertical spacing.
254 2008-04-30 Rafael Espindola <espindola@google.com>
256 * builtins.c (fold_call_expr): Return realret.
257 * tree-ssa-threadedge.c
258 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
259 __builtin_object_size.
261 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
263 * gcc.c (wrapper_string): New variable.
264 (insert_wrapper): New function.
265 (execute): New option -wrapper.
266 * doc/invoke.texi (Overall Options): New driver option -wrapper.
268 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
270 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
271 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
272 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
274 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
275 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
276 config/rs6000/e500crtres64gprctr.asm,
277 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
278 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
279 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
280 config/rs6000/e500crtsav64gprctr.asm,
281 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
282 config/rs6000/e500crtsavg64gprctr.asm: New files.
283 * config/rs6000/t-ppccomm: Add build rules for new files.
284 (LIB2FUNCS_STATIC_EXTRA): Add new files.
285 * config/rs6000/t-netbsd: Add build rules for new files.
286 (LIB2FUNCS_STATIC_EXTRA): New variable.
287 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
288 (CRTSAVRES_DEFAULT_SPEC): Likewise.
289 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
291 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
293 * config/i386/i386.c (ix86_builtin_type): Add
294 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
295 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
296 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
297 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
298 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
299 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
300 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
301 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
302 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
303 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
304 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
305 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
306 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
307 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
308 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
309 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
310 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
311 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
312 V1DI_FTYPE_V2SI_V2SI.
313 (bdesc_2arg): Moved to ...
315 (ix86_init_mmx_sse_builtins): Updated.
316 (ix86_expand_args_builtin): Updated. Take a pointer
317 to const struct builtin_description. Handle comparison
319 (ix86_expand_sse_compare): Take a new argument for swapping operands.
320 (ix86_expand_builtin): Updated.
322 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
323 (ssse3_pmaddubsw128): This.
324 (ssse3_pmaddubswv4hi3): Renamed to ...
325 (ssse3_pmaddubsw): This.
327 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
328 (__builtin_ia32_packssdw128): Likewise.
329 (__builtin_ia32_packuswb128): Likewise.
330 (__builtin_ia32_pmaddubsw): Likewise.
331 (__builtin_ia32_pmaddubsw128): Likewise.
333 2008-04-30 Richard Guenther <rguenther@suse.de>
335 PR tree-optimization/14847
336 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
337 (recognize_bits_test): Use it.
338 (recognize_single_bit_test): Likewise.
340 2008-04-30 Martin Jambor <mjambor@suse.cz>
342 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
343 instead of setting number of formal parameters to zero.
344 (ipcp_init_stage): Do not set the number of actual parameters to zero
346 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
347 which are called with variable number of arguments.
348 (ipcp_insert_stage): Explicitely skipping all nodes which are
349 called with variable number of arguments.
350 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
351 number of parameters.
353 * ipa-prop.h (struct ipa_node_params): Added flag
354 called_with_var_arguments
355 (ipa_set_param_count): Added. Changed sole setter to use it.
356 (ipa_get_param_count): Added. All readers of param_count
357 converted to use it instead.
358 (ipa_set_called_with_variable_arg): Added.
359 (ipa_is_called_with_var_arguments): Added.
360 (ipa_get_ith_param): Added. All readers of param_decls converted
362 (ipa_set_cs_argument_count): Added, sole writer to argument_count
364 (ipa_get_cs_argument_count): Added, all readers of argument_count
366 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
369 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
370 (struct ipcp_lattice): Renamed cval_type to type
371 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
373 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
374 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
375 (ipcp_insert_stage): Changed the type of variable cvalue to tree
376 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
377 (build_const_val): Changed the type of parameter cvalue to tree
378 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
379 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
381 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
384 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
385 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
386 (ipa_add_method): Renamed to ipa_push_func_to_list
387 (ipa_remove_method): Renamed to ipa_pop_func_from_list
388 (ipa_callsite_param_count): Removed.
389 (ipa_callsite_param_count_set): Removed.
390 (ipa_callsite_param): Removed.
391 (ipa_callsite_callee): Removed.
392 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
393 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
394 (ipa_method_formal_count): Removed.
395 (ipa_method_formal_count_set): Removed.
396 (ipa_method_get_tree): Removed.
397 (ipa_method_tree_map_create): Removed.
398 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
399 (ipa_create_param_decls_array): Creates the array itself
400 (ipa_create_param_decls_array): Temporary variable info instead of
402 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
403 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
405 (ipa_jf_get_info_type): Removed.
406 (ipa_node_create): Renamed to ipa_create_node_params
407 (ipa_free): Renamed to ipa_free_all_node_params
408 (ipa_nodes_create): Renamed to ipa_create_all_node_params
409 (ipa_edges_create): Renamed to ipa_create_all_edge_args
410 (ipa_edges_free): Renamed to ipa_free_all_edge_args
411 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
412 (ipa_free_all_node_params): Deallocation to jump_functions moved to
413 ipa_free_all_edge_args
414 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
415 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
416 (ipa_create_methodlist_node): Removed.
417 (ipa_methodlist_method): Removed.
418 (ipa_methodlist_method_set): Removed.
419 (ipa_methodlist_next_method): Removed.
420 (ipa_methodlist_next_method_set): Removed.
421 (ipa_method_is_modified): Removed.
422 (ipa_method_modify_create): Removed.
423 (ipa_method_modify_init): Temporary variable info instead of a few
425 (ipa_detect_param_modifications): Temporary variable info instead of
427 (ipa_compute_jump_functions): Temporary variable info instead of
429 (ipa_method_modify_set): Removed.
430 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
431 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
432 than craph_node as the first parameter.
433 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
434 (ipa_method_modify_init): Removed.
435 (ipa_compute_jump_functions): Added a temp variable instead of
436 repeatadly dereferencing the cgraph_edge.aux pointer
437 (ipa_callsite_param_set_type): Removed.
438 (ipa_compute_jump_functions): i renamed to index and moved to
440 (ipa_callsite_param_set_info_type_formal): Removed.
441 (ipa_callsite_param_set_info_type): Removed.
442 (ipa_callsite_param_map_create): Removed.
443 (ipa_callsite_tree): Removed.
444 (ipa_callsite_caller): Removed.
445 (ipa_pop_func_from_list): return_method removed to return_func
447 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
448 prefixed all values with IPA_. Changed all users.
449 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
450 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
451 and FORMAL_IPATYPE IPA_PASS_THROUGH.
452 (union parameter_info): Renamed to jump_func_value.
453 (union jump_func_value): Renamed value to constant
454 (struct ipa_jump_func): Renamed info_type to value
455 (struct ipa_node): Renamed to ipa_node_params
456 (struct ipa_node_params): Renamed ipa_arg_num to param_count
457 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
458 (struct ipa_node_params): Renamed ipa_mod to modified_flags
459 (struct ipa_edge): Renamed to ipa_edge_args
460 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
461 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
462 (struct ipa_methodlist): Renamed to ipa_func_list
463 (struct ipa_func_list): method_p renamed to node, next_method
465 (ipa_methodlist_p): Removed, switched all users to struct pointer
466 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
468 2008-04-30 Alan Modra <amodra@bigpond.net.au>
470 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
471 (rs6000_emit_epilogue): Use backchain to restore only when we
472 have a large frame. Make use of frame pointer to restore if we
473 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
475 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
477 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
478 Add mode to zero_extract.
479 (sign bit tests peepholes): (Ditto.).
481 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
483 * config/i386/i386.c (ix86_builtins): Replace Prescott New
484 Instructions in comments with SSE3.
485 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
486 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
487 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
488 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
489 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
490 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
491 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
492 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
493 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
494 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
495 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
496 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
497 (bdesc_sse_args): Renamed to ...
498 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
499 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
500 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
502 (bdesc_1arg): Moved to ...
504 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
505 Instructions in comments with SSE3.
506 (ix86_expand_sse_operands_builtin): Renamed to ...
507 (ix86_expand_args_builtin): This. Updated.
508 (ix86_expand_unop1_builtin): Update comments.
509 (ix86_expand_builtin): Updated.
511 2008-04-29 Richard Guenther <rguenther@suse.de>
513 PR tree-optimization/36078
514 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
515 Update virtual SSA form after cleaning up the CFG.
517 2008-04-29 Richard Guenther <rguenther@suse.de>
520 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
522 2008-04-29 Richard Guenther <rguenther@suse.de>
524 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
525 (compute_may_aliases): Do not call finalize_ref_all_pointers.
526 (compute_flow_insensitive_aliasing): Do not treat
527 PTR_IS_REF_ALL pointers special.
528 (get_smt_for): Likewise.
529 (may_alias_p): Re-structure.
530 (is_escape_site): A ref-all pointer conversion is not an escape site.
531 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
532 PTR_IS_REF_ALL pointers special.
533 * tree-ssa-structalias.h (struct alias_info): Remove
534 ref_all_symbol_mem_tag field.
535 (PTR_IS_REF_ALL): Remove.
537 2008-04-29 Richard Guenther <rguenther@suse.de>
540 * fold-const.c (extract_muldiv_1): In combining division constants
541 make sure to never overflow.
543 2008-04-29 Nick Clifton <nickc@redhat.com>
545 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
547 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
550 * optc-gen.awk: Work around HP-UX/IA awk bug.
552 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
554 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
557 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
560 * config/i386/i386.md
561 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
562 Change operand 1 predicate to nonimmediate_operand.
564 2008-04-28 Jakub Jelinek <jakub@redhat.com>
567 * dwarf2out.c (struct die_struct): Mark as chain_circular through
569 * gengtype.c (walk_type, write_func_for_structure): Handle
571 * doc/gty.texi: Document chain_circular.
573 2008-04-28 Richard Guenther <rguenther@suse.de>
575 PR tree-optimization/36066
576 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
579 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
582 * config/i386/i386.md
583 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
584 Use match_scratch instead of match_operand for operands 3 and 4.
586 2008-04-27 Richard Guenther <rguenther@suse.de>
588 PR tree-optimization/18754
589 PR tree-optimization/34223
590 * tree-pass.h (pass_complete_unrolli): Declare.
591 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
592 loop size before and after unconditionally of UL_NO_GROWTH in effect.
593 Rewrite loop into loop closed SSA form if it is not already.
594 (tree_unroll_loops_completely): Re-structure to iterate over
595 innermost loops with intermediate CFG cleanups.
596 Unroll outermost loops only if requested or the code does not grow
598 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
600 (tree_vectorize): Instead do so here.
601 (tree_complete_unroll): Also unroll outermost loops.
602 (tree_complete_unroll_inner): New function.
603 (gate_tree_complete_unroll_inner): Likewise.
604 (pass_complete_unrolli): New pass.
605 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
606 uses outside of the loop.
607 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
608 form if it is available.
609 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
610 * passes.c (init_optimization_passes): Schedule complete inner
611 loop unrolling pass before the first CCP pass after final inlining.
613 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
615 * targhooks.h (default_emutls_var_fields,
616 default_emutls_var_init): Declare.
617 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
618 * target.h (struct gcc_target): Add struct emutls member.
619 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
620 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
621 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
622 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
623 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
624 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
625 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
626 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
627 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
628 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
629 emit debug information.
630 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
631 * varasm.c: Include targhooks.h.
632 (emutls_object_section, emutls_tmpl_section): New.
633 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
634 (EMUTLS_SEPARATOR): New.
636 (get_emutls_object_name): New.
637 (default_emutls_var_fields): New, broken out of ...
638 (get_emutls_object_type): ... here. Adjust to use target hooks.
639 (get_emutls_init_templ_addr): Adjust to use target hooks.
640 (emutls_decl): Adjust to use target hooks.
641 (emutls_finish): Likewise.
642 (default_emutls_var_init): New, broken out of ...
643 (assemble_variable): ... here. Adjust to use target hooks.
644 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
646 * c-common.c (handle_section_attribute): Prevent overriding
647 sections for emulated tls with special sections.
648 * config/i386/i386.c (x86_64_elf_select_section): Add
649 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
650 (x86_64_elf_unique_section): Likewise.
651 * config/vxworks.c: Include tree.h.
652 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
653 (vxworks_override_options): Set TLS scheme.
654 * doc/tm.texi (Emulated TLS): New node.
656 2008-04-26 Simon Baldwin <simonb@google.com>
659 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
660 with propagated string constants.
662 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
664 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
665 constraint for operand 2 when operand 0 is memory operand.
666 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
667 operand 0 is memory operand.
668 (fix_trunc<mode>_i387_with_temp): Ditto.
669 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
670 operand 2 when operand 1 is memory operand.
671 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
672 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
673 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
674 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
675 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
676 operands 2,3 and 4 when operand 1 is memory operand.
677 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
679 (fistdi2_floor_with_temp): Ditto.
680 (fist<mode>2_floor_with_temp): Ditto.
681 (fistdi2_ceil_with_temp): Ditto.
682 (fist<mode>2_ceil_with_temp): Ditto.
683 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
685 2008-04-26 David Daney <ddaney@avtrex.com>
687 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
689 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
690 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
691 UNSPEC_UPDATE_GOT_VERSION): Renumber.
692 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
693 (compare_and_swap_12): New insn.
694 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
695 * config/mips/mips.c (mips_force_binary): New function.
696 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
697 (mips_expand_compare_and_swap_12): New function.
698 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
700 2008-04-25 Jan Hubicka <jh@suse.cz>
703 * cfgexpand.c (pass_expand): Turn into RTL pass.
704 * passes.c (execute_one_pass): Do pass typechecking after execution.
705 * tree-pass.h (pass_expand): Turn into RTL pass.
707 * function.h (struct rtl_data): Move here fields
708 accesses_prior_frames, calls_eh_return, saves_all_registers,
709 has_nonlocal_goto, has_asm_statement, is_thunk,
710 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
711 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
712 arg_pointer_save_area_init from struct function; turn into bool.
713 (struct function): Move
714 calls_eh_return, saves_all_registers, has_nonlocal_goto,
715 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
716 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
717 tail_call_emit, arg_pointer_save_area_init
718 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
719 (current_function_returns_struct, current_function_returns_pcc_struct,
720 current_function_calls_setjmp, current_function_calls_alloca,
721 current_function_accesses_prior_frames,
722 current_function_calls_eh_return, current_function_is_thunk,
723 current_function_stdarg, current_function_profile,
724 current_function_limit_stack, current_function_uses_pic_offset_table,
725 current_function_uses_const_pool, current_function_has_nonlocal_label,
726 current_function_saves_all_registers,
727 current_function_has_nonlocal_goto,
728 current_function_has_asm_statement): Remove accesor macros.
729 * ra-conflict.c (global_conflicts): Update.
730 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
731 (suitable_for_tail_call_opt_p): Update.
732 * builtins.c (expand_builtin_return_addr): Update.
733 (expand_builtin_setjmp_setup): Update.
734 (expand_builtin_nonlocal_goto): Update.
735 * final.c (final_start_function): Update.
736 (profile_function): Update.
737 (leaf_function_p): Update.
738 (only_leaf_regs_used): Update.
739 * df-scan.c (df_get_exit_block_use_set): Update.
740 * dojump.c (clear_pending_stack_adjust): Update.
741 * tree-stdarg.c (gate_optimize_stdarg): Update.
742 * gimple-low.c (lower_function_body): Update.
743 * global.c (compute_regsets): Update.
744 (global_alloc): Update.
745 * dwarf2out.c (dwarf2out_begin_prologue): Update.
746 * expr.c (expand_assignment): Update.
747 * dse.c (dse_step0): Update.
749 * c-decl.c (store_parm_decls): Update.
750 * local-alloc.c (combine_regs): Update.
751 (find_free_reg): Update.
752 * function.c (assign_parms_augmented_arg_list): Update.
753 (assign_parm_find_data_types): Update.
754 (assign_parms): Update.
755 (allocate_struct_function): Update.
756 (expand_function_start): Update.
757 (expand_function_end): Update.
758 (get_arg_pointer_save_area): Update.
759 (thread_prologue_and_epilogue_insns): Update.
760 (rest_of_match_asm_constraints): Update.
761 * stor-layout.c (variable_size): Update.
762 * gcse.c (gcse_main): Update.
763 (bypass_jumps): Update.
764 * gimplify.c (gimplify_function_tree): Update.
765 * calls.c (emit_call_1): Update.
766 (expand_call): Update.
767 * bt-load.c (compute_defs_uses_and_gen): Update.
768 * except.c (sjlj_assign_call_site_values): Update.
769 (sjlj_emit_function_enter): Update.
770 (can_throw_external): Update.
771 (set_nothrow_function_flags): Update.
772 (expand_builtin_unwind_init): Update.
773 (expand_eh_return): Update.
774 (convert_to_eh_region_ranges): Update.
775 (output_function_exception_table): Update.
776 * emit-rtl.c (gen_tmp_stack_mem): Update.
777 * cfgexpand.c (expand_used_vars): Update.
778 (tree_expand_cfg): Update.
779 * cfgcleanup.c (rest_of_handle_jump): Update.
780 * explow.c (allocate_dynamic_stack_space): Update.
781 * varasm.c (assemble_start_function): Update.
782 (force_const_mem): Update.
783 (mark_constant_pool): Update.
784 * tree-optimize.c (tree_rest_of_compilation): Update.
785 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
786 * tree-cfg.c (notice_special_calls): Update.
787 (is_ctrl_altering_stmt): Update.
788 (tree_can_make_abnormal_goto): Update.
789 (tree_purge_dead_abnormal_call_edges): Update.
790 * config/alpha/predicates.md: Update.
791 * config/alpha/alpha.c (alpha_sa_mask): Update.
792 (alpha_sa_size): Update.
793 (alpha_does_function_need_gp): Update.
794 (alpha_expand_prologue): Update.
795 (alpha_start_function): Update.
796 (alpha_output_function_end_prologue): Update.
797 (alpha_expand_epilogue): Update.
798 * config/frv/frv.c (frv_stack_info): Update.
799 (frv_expand_epilogue): Update.
800 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
801 (s390_register_info): Update.
802 (s390_frame_info): Update.
803 (s390_init_frame_layout): Update.
804 (s390_can_eliminate): Update.
806 * config/spu/spu.c (spu_split_immediate): Update.
807 (need_to_save_reg): Update.
808 (spu_expand_prologue): Update.
809 (spu_expand_epilogue): Update.
810 * config/sparc/sparc.md: Update.
811 * config/sparc/sparc.c (eligible_for_return_delay): Update.
812 (sparc_tls_got): Update.
813 (legitimize_pic_address): Update.
814 (sparc_emit_call_insn): Update.
815 (sparc_expand_prologue): Update.
816 (output_return): Update.
817 (print_operand): Update.
818 (sparc_function_ok_for_sibcall): Update.
819 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
820 * config/m32r/m32r.md: Update.
821 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
822 (m32r_compute_frame_size): Update.
823 (m32r_expand_prologue): Update.
824 (m32r_expand_epilogue): Update.
825 (m32r_legitimize_pic_address): Update.
826 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
827 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
828 * config/i386/i386.c (ix86_frame_pointer_required): Update.
830 (ix86_save_reg): Update.
831 (ix86_compute_frame_layout): Update.
832 (ix86_expand_prologue): Update.
833 (ix86_expand_epilogue): Update.
834 * config/sh/sh.c (output_stack_adjust): Update.
835 (calc_live_regs): Update.
836 (sh5_schedule_saves): Update.
837 (sh_expand_prologue): Update.
838 (sh_expand_epilogue): Update.
839 (sh_setup_incoming_varargs): Update.
840 (sh_allocate_initial_value): Update.
841 (sh_get_pr_initial_val): Update.
842 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
843 * config/sh/sh.md (label:): Update.
844 * config/avr/avr.c (out_movhi_mr_r): Update.
845 * config/crx/crx.h (enum): Update.
846 * config/xtensa/xtensa.h (along): Update.
847 * config/stormy16/stormy16.c Update.
848 (xstormy16_compute_stack_layout): Update.
849 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
850 (fr30_expand_prologue): Update.
851 * config/cris/cris.c (cris_conditional_register_usage): Update.
852 (cris_reg_saved_in_regsave_area): Update.
853 (cris_initial_frame_pointer_offset): Update.
854 (cris_simple_epilogue): Update.
855 (cris_expand_prologue): Update.
856 (cris_expand_epilogue): Update.
857 (cris_expand_pic_call_address): Update.
858 (cris_asm_output_symbol_ref): Update.
859 (cris_asm_output_label_ref): Update.
860 * config/cris/cris.md Update.
861 * config/iq2000/iq2000.c (compute_frame_size): Update.
862 (iq2000_expand_epilogue): Update.
863 * config/mt/mt.h (save_direction): Update.
864 * config/mn10300/mn10300.c (mn10300_function_value): Update.
865 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
866 (ia64_secondary_reload_class): Update.
867 * config/m68k/m68k.c (m68k_save_reg): Update.
868 (m68k_expand_prologue): Update.
869 (m68k_expand_epilogue): Update.
870 (legitimize_pic_address): Update.
871 * config/rs6000/rs6000.c (rs6000_got_register): Update.
872 (first_reg_to_save): Update.
873 (first_altivec_reg_to_save): Update.
874 (compute_vrsave_mask): Update.
875 (compute_save_world_info): Update.
876 (rs6000_stack_info): Update.
877 (spe_func_has_64bit_regs_p): Update.
878 (rs6000_ra_ever_killed): Update.
879 (rs6000_emit_eh_reg_restore): Update.
880 (rs6000_emit_allocate_stack): Update.
881 (rs6000_emit_prologue): Update.
882 (rs6000_emit_epilogue): Update.
883 (rs6000_output_function_epilogue): Update.
884 (output_profile_hook): Update.
885 (rs6000_elf_declare_function_name): Update.
886 * config/rs6000/rs6000.h (rs6000_args): Update.
887 * config/rs6000/rs6000.md: Update.
888 * config/mcore/mcore.c (mcore_expand_prolog): Update.
889 * config/arc/arc.c (arc_output_function_epilogue): Update.
890 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
891 * config/darwin.c (machopic_function_base_name): Update.
892 * config/score/score3.c (score3_compute_frame_size): Update.
895 (score3_epilogue): Update.
896 * config/score/score7.c (score7_compute_frame_size): Update.
897 (score7_prologue): Update.
898 (score7_epilogue): Update.
899 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
900 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
901 * config/arm/arm.c (use_return_insn): Update.
902 (require_pic_register): Update.
903 (arm_load_pic_register): Update.
904 (arm_compute_save_reg0_reg12_mask): Update.
905 (arm_compute_save_reg_mask): Update.
906 (thumb1_compute_save_reg_mask): Update.
907 (output_return_instruction): Update.
908 (arm_output_function_prologue): Update.
909 (arm_output_epilogue): Update.
910 (arm_get_frame_offsets): Update.
911 (arm_expand_prologue): Update.
912 (thumb_pushpop): Update.
913 (thumb_exit): Update.
914 (thumb1_expand_prologue): Update.
915 (thumb1_expand_epilogue): Update.
916 (arm_unwind_emit): Update.
917 (arm_output_fn_unwind): Update.
918 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
919 * config/arm/arm.md: Update.
920 * config/pa/pa.md: Update.
921 * config/pa/pa.c (legitimize_pic_address): Update.
922 (compute_frame_size): Update.
923 (hppa_expand_prologue): Update.
924 (hppa_expand_epilogue): Update.
925 (borx_reg_operand): Update.
926 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
927 (HARD_REGNO_RENAME_OK): Update.
928 * config/mips/mips.c (mips_global_pointer): Update.
929 (mips_save_reg_p): Update.
930 (mips_compute_frame_info): Update.
931 (mips_frame_pointer_required): Update.
932 (mips_expand_prologue): Update.
933 (mips_expand_epilogue): Update.
934 (mips_can_use_return_insn): Update.
935 (mips_reorg_process_insns): Update.
936 * config/v850/v850.c (compute_register_save_size): Update.
937 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
938 * config/mmix/mmix.c (along): Update.
939 (mmix_expand_epilogue): Update.
940 * config/bfin/bfin.c (legitimize_pic_address): Update.
941 (must_save_p): Update.
942 (stack_frame_needed_p): Update.
943 (add_to_reg): Update.
944 (bfin_expand_prologue): Update.
945 * stmt.c (expand_asm_operands): Update.
946 * reload1.c (reload): Update.
947 (init_elim_table): Update.
949 2008-04-25 Bob Wilson <bob.wilson@acm.org>
951 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
953 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
955 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
956 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
957 (mov<mode>): Removed.
958 (*movv4sf_internal): Likewise.
959 (*movv2df_internal): Likewise.
961 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
963 * config.gcc (crx-*-elf): Remove deprecation.
965 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
967 * config/i386/cygming-crtend.c (register_frame_ctor): Register
968 __gcc_deregister_frame with atexit.
969 (deregister_frame_dtor): Remove.
971 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
972 Nathan Sidwell <nathan@codesourcery.com>
974 * config/rs6000/rs6000.opt (mspe): Remove Var property.
976 * config/rs6000/rs6000.h (rs6000_spe): Declare.
977 (rs6000_isel): Likewise.
978 * config/rs6000/rs6000.c (rs6000_spe): New variable.
979 (rs6000_isel): New variable.
980 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
982 2008-04-24 Jakub Jelinek <jakub@redhat.com>
985 * c-common.c (handle_vector_size_attribute): Call
986 lang_hooks.types.reconstruct_complex_type instead of
987 reconstruct_complex_type.
988 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
989 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
990 * langhooks.h (struct lang_hooks_for_types): Add
991 reconstruct_complex_type hook.
992 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
993 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
995 2008-04-24 Richard Guenther <rguenther@suse.de>
997 * c-common.h (check_builtin_function_arguments): Declare.
998 * c-common.c (validate_nargs): New function.
999 (check_builtin_function_arguments): Likewise.
1000 * c-typeck.c (build_function_call): Call
1001 check_builtin_function_arguments.
1002 * builtins.c (fold_builtin_classify): Remove error reporting code.
1003 (fold_builtin_unordered_cmp): Likewise.
1004 (fold_builtin_1): Likewise.
1005 (fold_builtin_n): Likewise.
1007 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1009 PR tree-optimization/36008
1010 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
1011 the original op1, rather than delta by step.
1013 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
1014 Sebastian Pop <sebastian.pop@amd.com>
1016 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
1017 eliminate_local_variables_stmt, eliminate_local_variables,
1018 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
1019 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
1020 of code delimited by two edges in the CFG.
1021 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
1022 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
1023 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
1024 the case of parallelisation of reductions.
1025 (expr_invariant_in_region_p): New.
1027 * tree-flow.h (gather_blocks_in_sese_region): Declared.
1028 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
1030 2008-04-24 Ira Rosen <irar@il.ibm.com>
1031 Richard Guenther <rguenther@suse.de>
1033 PR tree-optimization/36034
1034 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
1035 incapable of dealing with loads with gaps.
1037 2008-04-24 Rafael Espindola <espindola@google.com>
1039 * tree-flow.h (vrp_evaluate_conditional): Change signature.
1040 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1041 vrp_evaluate_conditional.
1042 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
1043 (vrp_evaluate_conditional): Split the cond argument.
1044 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
1045 (simplify_stmt_for_jump_threading): Update call to
1046 vrp_evaluate_conditional.
1048 2008-04-24 Ira Rosen <irar@il.ibm.com>
1050 PR tree-optimization/35982
1051 * tree-vect-analyze.c (vect_check_interleaving): Check that the
1052 interleaved data-refs are of the same type.
1054 2008-04-24 Danny Smith <dannysmith@users.net>
1056 * c-format.c (check_format_info_main): Use strncmp rather than a
1057 magic prefix to handle multichar length specs.
1058 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
1059 Don't prefix "I64" and "I32" with '\0'.
1061 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1064 * config/i386/i386.c (init_cumulative_args): Don't pass anything
1065 in registers for -m32 only if stdarg_p (fntype).
1067 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
1069 PR rtl-optimization/36006
1070 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
1071 temp to op0 in order to avoid invalid rtx sharing.
1073 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
1075 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
1076 check TREE_INVARIANT.
1077 * tree-gimple.c (is_gimple_address): New.
1078 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
1079 * tree-gimple.h (is_gimple_address): New.
1080 * tree.h (decl_address_invariant_p): New.
1081 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
1082 (build_string): Likewise.
1083 (decl_address_invariant_p): New, from is_gimple_invariant_address.
1084 (tree_invariant_p_1): Likewise.
1085 (save_expr): Use it.
1086 (tree_invariant_p): New.
1087 (skip_simple_arithmetic): Use it.
1088 (stabilize_reference_1): Use it.
1089 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
1091 (build1_stat): Drop code to compute TREE_INVARIANT.
1092 (build2_stat): Drop code to compute TREE_INVARIANT.
1093 (build3_stat): Drop code to compute TREE_INVARIANT.
1094 (build4_stat): Drop code to compute TREE_INVARIANT.
1095 (build5_stat): Drop code to compute TREE_INVARIANT.
1096 (build7_stat): Drop code to compute TREE_INVARIANT.
1097 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
1098 * tree.h (struct tree_base): Remove invariant_flag.
1099 (TREE_INVARIANT): Remove.
1100 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
1101 (fold_builtin_expect): Check TREE_CONSTANT.
1102 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
1103 * c-tree.h (c_expr_to_decl): Drop third parameter.
1104 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
1105 (build_c_cast): Don't set TREE_INVARIANT.
1106 (pop_init_level): Don't set TREE_INVARIANT.
1107 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
1108 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
1110 (gimplify_init_constructor): Don't set TREE_INVARIANT.
1111 (gimplify_addr_expr): Adjust comment.
1112 * tree-mudflap.c (mf_build_string):
1113 * print-tree.c (print_node): Don't print TREE_INVARIANT.
1114 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
1115 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
1116 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
1117 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
1118 * langhooks.h (struct lang_hooks): Drop third parameter from
1121 2008-04-23 Richard Guenther <rguenther@suse.de>
1123 PR tree-optimization/27799
1124 PR tree-optimization/32921
1125 PR tree-optimization/32624
1126 * tree-ssa-structalias.c (merge_smts_into): Only merge the
1127 SMTs aliases and the tag itself into the solution.
1128 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
1129 merge the points-to solution back into the SMT aliases.
1130 (may_alias_p): Use alias_set_subset_of instead of
1131 aliases_conflict_p. A pointer which points to
1132 memory with alias set zero may access any variable.
1134 2008-04-23 Richard Guenther <rguenther@suse.de>
1136 * alias.c (alias_set_subset_of): Correctly handle asking
1137 if zero is a subset of an alias set with zero child.
1138 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
1139 (compute_flow_insensitive_aliasing): Correctly walk all
1140 pointers. Do not unnecessarily union sets.
1142 2008-04-23 Richard Guenther <rguenther@suse.de>
1145 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
1147 2008-04-22 Tomas Bily <tbily@suse.cz>
1149 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
1151 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
1153 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
1154 * tree-ssa-structalias.c (get_constraint_for): Likewise.
1155 * tree-inline.c (estimate_num_insns_1): Likewise.
1156 * varasm.c (const_hash_1, compare_constant, copy_constant)
1157 (compute_reloc_for_constant, output_addressed_constants): Likewise.
1158 * emit-rtl.c (component_ref_for_mem_expr)
1159 (set_mem_attributes_minus_bitpos): Likewise.
1160 * expr.c (highest_pow2_factor, expand_expr_real_1, )
1161 (is_aligning_offset): Likewise.
1162 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
1163 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
1164 * dojump.c (do_jump): Likewise.
1165 * builtins.c (get_pointer_alignment, get_memory_rtx)
1166 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
1167 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
1169 2008-04-23 Jakub Jelinek <jakub@redhat.com>
1171 PR rtl-optimization/36017
1172 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
1173 expanding the library call.
1175 2008-04-22 Ian Lance Taylor <iant@google.com>
1177 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
1180 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
1182 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
1183 of LR/CTR moves for Power6.
1185 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1188 * passes.c (init_optimization_passes): Remove
1189 pass_fast_rtl_byte_dce.
1191 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
1194 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
1195 builtin functions to generate faster code.
1196 (_mm_cvtpu16_ps): Ditto.
1197 (_mm_cvtpi32x2_ps): Ditto.
1199 2008-04-22 Nick Clifton <nickc@redhat.com>
1201 * common.opt (ftree-loop-distribution): Add Optimization
1204 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
1205 (frv_expand_builtin_va_start): Likewise.
1207 * config/arm/arm.c (thumb_find_work_register): Fix location of
1208 argument register count.
1210 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1212 Support scheduling for ColdFire V1 and V3 microarchitecture.
1213 Improve scheduling of multiplication instructions.
1215 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
1216 (mac): New instruction attribute.
1217 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
1218 (m68k_sched_mac): New variable.
1219 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
1220 Handle cfv1 and cfv3.
1221 (max_insn_size): New static variable.
1222 (struct _sched_ib): New type.
1223 (sched_ib): New static variable.
1224 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
1225 to fields of 'struct _sched_ib sched_ib'. Update all uses.
1226 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
1228 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
1229 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
1230 new variables. Update.
1231 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1232 Add modeling of cfv3 instruction buffer. Update.
1233 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
1234 * config/m68k/m68k.h (TUNE_CFV3): New macro.
1235 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
1236 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
1237 a particular reservation applies to.
1238 (type2): Reorganize attribute values. Rename alu to alu_reg,
1239 alu_l to alu, move_l to omove. Join move to alu. Split mul
1241 (cf_ib_*): Simplify description of instruction buffer.
1242 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
1243 (cf_mem): Split into cf_mem1 and cf_mem2.
1244 (cf_v2_move_??): Rename to cfv12_alu_??.
1245 (cf_v2_move_l_??): Rename to cfv12_omove_??.
1246 (cf_v2_mul_??): Remove reservations.
1247 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
1248 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
1249 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
1251 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
1252 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
1253 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
1254 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
1255 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
1256 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
1257 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
1258 expansions of the above reservations for instructions of sizes
1261 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1263 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
1265 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
1267 * coverage.c: Include tree-pass.h.
1268 (coverage_counter_alloc): Print da_file_name to the dump file.
1270 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1272 * sbitmap.c (sbitmap_range_empty_p): New function.
1273 * sbitmap.h (sbitmap_range_empty_p): New function.
1274 * bitmap.h: Now includes obstack.h.
1276 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
1277 Kenneth Zadeck <zadeck@naturalbridge.com>
1279 * dbgcnt.def (ra_byte_scan): Added.
1280 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
1281 when the last hit happens for a counter.
1282 * timevar.def (TV_DF_BYTE_LR): New variable.
1283 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
1284 * passes.c (pass_fast_rtl_byte_dce): New pass.
1285 * fwprop.c (update_df): Added mode to call df_ref_create.
1286 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
1287 DF_REF_EXTRACT_OFFSET.
1288 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
1289 DF_BYTE_LR_OUT, df_byte_lr): New macro.
1291 (df_ref_extract): Added mode field.
1292 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
1293 DF_REF_EXTRACT_OFFSET.
1294 (DF_REF_EXTRACT_MODE): New macro.
1295 (df_byte_lr_bb_info): New structure.
1296 (df_print_byte_regset, df_compute_accessed_bytes,
1297 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
1298 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
1299 df_byte_lr_simulate_uses,
1300 df_byte_lr_simulate_artificial_refs_at_top,
1301 df_byte_lr_simulate_artificial_refs_at_end,
1302 df_compute_accessed_bytes): New function.
1303 (df_ref_create): Add parameter.
1304 (df_byte_lr_get_bb_info): New inline function.
1305 * df-scan.c (df_ref_record, df_uses_record,
1306 df_ref_create_structure): Added mode parameter.
1307 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
1308 df_defs_record, df_uses_record, df_get_conditional_uses,
1309 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
1310 df_entry_block_defs_collect, df_exit_block_uses_collect):
1311 Added mode parameter to calls to df_ref_record, df_uses_record,
1312 df_ref_create_structure.
1313 (df_ref_equal_p, df_ref_compare): Added test for modes.
1314 (df_ref_create_structure): Added code to set mode. Renamed
1315 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
1316 DF_REF_EXTRACT_OFFSET.
1317 * df-core.c (df_print_byte_regset): New function.
1318 * df-byte-scan.c: New file.
1319 * df-problems.c (df_rd_transfer_function): Removed unnecessary
1320 calls to BITMAP_FREE.
1321 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
1322 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
1323 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
1324 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
1325 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
1326 df_byte_lr_local_compute, df_byte_lr_init,
1327 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
1328 df_byte_lr_transfer_function, df_byte_lr_free,
1329 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
1330 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
1331 df_byte_lr_simulate_uses,
1332 df_byte_lr_simulate_artificial_refs_at_top,
1333 df_byte_lr_simulate_artificial_refs_at_end): New function.
1334 * dce.c (byte_dce_process_block): New function.
1335 (dce_process_block): au is now passed in rather than computed
1336 locally. Changed loops that look at artificial defs to not look
1337 for conditional or partial ones, because there never are any.
1338 (fast_dce): Now is able to drive byte_dce_process_block or
1339 dce_process_block depending on the kind of dce being done.
1340 (rest_of_handle_fast_dce): Add parameter to fast_dce.
1341 (rest_of_handle_fast_byte_dce): New function.
1342 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
1343 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
1345 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
1348 * gcc.h: Added fortran options that take arguments to
1349 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
1352 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
1354 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
1355 scalarization if on the LHS and not a full access.
1357 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1359 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
1361 2008-04-18 Rafael Espindola <espindola@google.com>
1363 * tree-vrp.c (find_case_label_index): Fix the binary search.
1364 (find_case_label_range): New.
1365 (vrp_visit_switch_stmt): Use find_case_label_range.
1366 (simplify_switch_using_ranges): Use find_case_label_range.
1368 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
1370 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
1371 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
1373 2008-04-18 Tom Tromey <tromey@redhat.com>
1376 * doc/cpp.texi (Implementation-defined behavior): Mention
1379 2008-04-18 Ian Lance Taylor <iant@google.com>
1381 * fold-const.c (pointer_may_wrap_p): New static function.
1382 (fold_comparison): Add another test for pointer overflow. Use
1383 pointer_may_wrap_p to disable some false positives.
1385 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
1387 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
1388 (fname_as_string): Match updated cpp_interpret_string prototype.
1389 (fix_string_type): Support char16_t* and char32_t*.
1390 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
1391 derivative) nodes. Register as builtin if C++0x.
1392 (c_parse_error): Support CPP_CHAR{16,32}.
1393 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
1394 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
1395 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
1396 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
1397 CTI_CHAR32_ARRAY_TYPE>: New elements.
1398 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
1399 char32_type_node, signed_char32_type_node, char16_array_type_node,
1400 char32_array_type_node): New defines.
1401 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
1402 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
1403 (lex_string): Support CPP_STRING{16,32}, match updated
1404 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
1405 (lex_charconst): Support CPP_CHAR{16,32}.
1406 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
1407 and CPP_STRING{16,32}.
1409 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
1412 * aclocal.m4: Regenerate.
1413 * configure: Regenerate.
1415 2008-04-18 Jan Hubicka <jh@suse.cz>
1417 * except.c (dw2_size_of_call_site_table,
1418 sjlj_size_of_call_site_table): Use vector API for call_site_record.
1420 * cgraphbuild.c (build_cgraph_edges): Update.
1421 * tree-pass.h: Update comment.
1422 * final.c (leaf_function_p): Update.
1423 (leaf_renumber_regs): Update.
1424 (rest_of_clean_state): Update.
1425 * omp-low.c (expand_omp_parallel): Update.
1426 * ipa-reference.c (analyze_function): Update.
1427 * reorg.c (find_end_label): Update.
1428 (optimize_skip): Update.
1429 (fill_simple_delay_slots): Update.
1430 (fill_simple_delay_slots): Update.
1431 (make_return_insns): Update.
1432 (dbr_schedule): Update.
1433 * gimple-low.c (record_vars_into): Update.
1434 * cfgbuild.c (make_edges): Update.
1435 * function.c (assign_stack_local): Update.
1436 (assign_parm_adjust_stack_rtl): Update.
1437 (locate_and_pad_parm): Update.
1438 (allocate_struct_function): Do not initialize stack_alignment_needed
1439 and preferred_stack_boundary here.
1440 (stack_protect_prologue): Update.
1441 (stack_protect_epilogue): Update.
1442 (expand_function_start): Initialize stack_alignment_needed,
1443 preferred_stack_boundary and max_jumptable_ents.
1444 (expand_function_end): Update.
1445 (free_after_compilation): Do not NULLify epilogue_delay_list.
1446 * function.h (struct rtl_data): Add stack_protect_guard,
1447 stack_alignment_needed,
1448 preferred_stack_boundary, epilogue_delay_list.
1449 (struct function): Remove value_histograms, stack_alignment_needed,
1450 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
1452 unexpanded_var_list, stack_protect_guard.
1453 (current_function_epilogue_delay_list): Remove.
1454 * ipa-type-escape.c (analyze_function): Update.
1455 * gimplify.c (pop_gimplify_context): Update comment.
1456 * calls.c (expand_call): Update.
1457 (emit_library_call_value_1): Update.
1458 * except.c (set_nothrow_function_flags): Update.
1459 * cfgexpand.c (get_decl_align_unit): Update.
1460 (create_stack_guard): Update.
1461 (estimated_stack_frame_size): Update.
1462 (expand_used_vars): Update.
1463 (tree_expand_cfg): Free histogram earliers, init expansion variables.
1464 * explow.c (allocate_dynamic_stack_space): Update.
1465 * tree-ssa-live.c (remove_unused_locals): Update.
1466 * varasm.c (mark_constant_pool): Update.
1467 * tree-inline.c (remap_decls): Update.
1468 (initialize_cfun): Update.
1469 (declare_return_variable): Update.
1470 (inline_forbidden_p): Update.
1471 (expand_call_inline): Update.
1472 (declare_inline_vars): Update.
1473 (tree_function_versioning): Update.
1474 * tree-flow.h (value_histograms): New.
1475 (VALUE_HISTOGRAMS): New macro.
1476 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
1478 * tree-cfg.c (set_bb_for_stmt): Update.
1479 (replace_by_duplicate_decl): Update.
1480 (move_block_to_fn): Update.
1481 (new_label_mapper): Update.
1482 (dump_function_to_file): Update.
1483 * ipa-struct-reorg.c (build_data_structure): Update.
1484 * cfgrtl.c (print_rtl_with_bb): Update.
1485 * reload1.c (reload): Update.
1487 * config/i386/i386.c (setup_incoming_varargs_64,
1488 ix86_compute_frame_layout): Update.
1489 * config/arc/arc.c (arc_output_function_epilogue): Update.
1491 2008-04-18 Marius Strobl <marius@FreeBSD.org>
1493 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
1494 for FreeBSD as well.
1495 * gthr-posix95.h: Likewise.
1497 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
1499 PR rtl-optimization/35838
1500 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
1501 out the byte offset of the first subreg.
1503 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
1505 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
1506 to split_ti instead of three separate calls with single member arrays.
1507 (subti3 splitter): Ditto.
1508 (adddi3 splitter): Ditto with split_di.
1509 (subdi3 splitter): Ditto.
1510 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
1511 two separate calls with single member arrays. Swap match_dup
1512 operands 1 and 2 to better fit into the array.
1513 (negdi2 splitter): Ditto with split_di.
1514 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
1515 two separate calls with single member arrays. Swap match_dup operands
1516 6 and 7 to better fit into the array.
1518 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
1520 * config/i386/i386.c (sse_builtin_type): New.
1521 (bdesc_sse_args): Likewise.
1522 (bdesc_sse_3arg): Removed.
1523 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1524 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
1525 IX86_BUILTIN_ROUNDPS.
1526 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
1527 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
1528 IX86_BUILTIN_ROUNDPS.
1529 (ix86_expand_sse_4_operands_builtin): Removed.
1530 (ix86_expand_sse_operands_builtin): New.
1531 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
1532 and CODE_FOR_sse4_1_roundps.
1533 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1534 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
1536 2008-04-17 Alan Modra <amodra@bigpond.net.au>
1539 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
1540 regs before frame pop when needed. If use_backchain_to_restore_sp
1541 then load backchain into a temp reg to restore vr and vrsave. Add
1542 code to restore vr after frame pop if possible.
1544 2008-04-17 Richard Guenther <rguenther@suse.de>
1546 * tree-vn.c (expressions_equal_p): Do not check type
1547 equality or compatibility before calling operand_equal_p.
1548 * fold-const.c (operand_equal_p): Check equivalence of
1549 integer constants before bailing out due to signedness or
1550 precision differences.
1551 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
1552 spurious differences in type qualification. Ignore types
1553 for COMPONENT_REFs at all.
1555 2008-04-17 Christian Bruel <christian.bruel@st.com>
1557 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
1558 msw_skip comparison.
1560 2008-04-16 Jakub Jelinek <jakub@redhat.com>
1563 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
1566 PR tree-optimization/35899
1567 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
1568 rather than TREE_OPERAND.
1570 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
1573 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
1574 temporary registers. Change operand predicate to general_operand.
1575 (remainderxf3): Ditto.
1577 2008-04-16 Richard Guenther <rguenther@suse.de>
1579 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
1580 * tree-affine.c (aff_combination_expand): Look through some
1583 2008-04-15 Doug Kwan <dougkwan@google.com>
1585 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
1587 * tree-pretty-print.c (dump_generic_node): Ditto.
1588 * final.c (output_addr_const): Ditto.
1589 * dwarf2out.c (output_cfi): Ditto.
1590 * c-pretty-print.c (pp_c_integer_constant): Ditto.
1591 * print-rtl.c (print_rtx): Ditto.
1592 * print-tree.c (print_node_brief, print_node): Ditto.
1593 * c-common.c (match_case_to_enum_1): Ditto.
1594 * sched-vis.c (print_value): Ditto.
1595 * config/i386/i386.c (print_operand): Cast to long unsigned int
1598 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
1599 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
1600 MS Windows VirtualProtect function.
1602 2008-04-15 Jan Hubicka <jh@suse.cz>
1604 * gengtype.c (write_root): Param_is argument is OK.
1605 * expr.c (expand_expr_real_1): Update call of get_exception_*.
1606 * function.h: Include varray.h
1607 (rtl_eh): New stucture based on except.c one.
1608 (call_site_record): New forward declaration and vector type.
1609 * calls.c (emit_call_1): Do not call
1610 note_current_region_may_contain_throw.
1611 * except.c (eh_status): Remove cur_region, try_region since they are
1613 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
1614 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
1615 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
1616 Remove call_site_data_used, call_site_data_size.
1617 Turn call_site_record into vector in function.h.
1618 (note_current_region_may_contain_throw): Remove.
1619 (get_exception_pointer, get_exception_filter): Do not take struct
1620 function argument; update.
1621 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
1622 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
1623 build_post_landing_pads, dw2_build_landing_pads,
1624 sjlj_assign_call_site_values, sjlj_mark_call_sites,
1625 sjlj_emit_function_enter, sjlj_emit_function_enter,
1626 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
1627 sjlj_build_landing_pads, finish_eh_generation,
1628 remove_exception_handler_label, remove_eh_handler,
1629 maybe_remove_eh_handler, add_reachable_handler,
1630 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
1631 add_action_record, collect_one_action_chain, add_call_site,
1632 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
1633 sjlj_output_call_site_table, output_function_exception_table,
1634 * except.h (note_current_region_may_contain_throw): Remove
1635 (get_exception_pointer, get_exception_filter): Do not take struct
1637 * Makefile.in (GTFILES): Put varargs before struct function.
1639 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1641 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
1642 punt for STRING_CST.
1643 (get_constraint_for): Deal with STRING_CST here instead.
1645 2008-04-15 Richard Guenther <rguenther@suse.de>
1647 * tree-ssa-propagate.c (substitute_and_fold): Substitute
1648 statements in a basic-block with a backward walk. Do not
1649 substitute into dead statements but instead remove those.
1651 2008-04-15 Richard Guenther <rguenther@suse.de>
1653 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
1654 to zero, thus disable creation of SFTs.
1656 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1658 * tree-predcom.c (suitable_reference_p): Return false if the
1659 reference can throw.
1661 2008-04-15 Jakub Jelinek <jakub@redhat.com>
1664 * c-decl.c (finish_decl): If extern or static var has variable
1665 size, set TREE_TYPE (decl) to error_mark_node.
1667 2008-04-15 Rafael Espindola <espindola@google.com>
1669 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
1672 2008-04-15 Richard Guenther <rguenther@suse.de>
1674 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
1675 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
1676 (visit_reference_op_load): Do walk vuse-vdef chains on
1677 vn_reference_lookup.
1678 (visit_reference_op_store): But do not here.
1679 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
1680 vn_reference_lookup.
1681 (vn_lookup_with_vuses): But do so here.
1683 2008-04-14 Ian Lance Taylor <iant@google.com>
1685 * fold-const.c (fold_overflow_warning): Remove assertion.
1687 2008-04-15 Ben Elliston <bje@au.ibm.com>
1689 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
1690 temp1 local variables.
1692 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
1695 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
1696 ".text.unlikely" section as executable.
1698 2008-04-14 James E. Wilson <wilson@tuliptree.org>
1700 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1701 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
1702 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
1703 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
1704 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
1705 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
1706 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
1708 2008-04-14 Ian Lance Taylor <iant@google.com>
1710 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
1711 * fold-const.c (fold_comparison): If appropriate, test
1712 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
1713 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
1714 reassociating a pointer type.
1715 * doc/invoke.texi (Optimize Options): Document that
1716 -fstrict-overflow applies to pointer wraparound.
1718 2008-04-13 Jan Hubicka <jh@suse.cz>
1720 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
1722 2008-04-12 Andrew Pinski <pinskia@gmail.com>
1724 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
1725 we are going to "save the world".
1727 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
1729 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
1730 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
1731 operand 0 constraint, not "=".
1733 2008-04-11 James E. Wilson <wilson@tuliptree.org>
1735 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
1737 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1739 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
1740 of size of positions_needed * CHAR_BIT.
1742 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1745 * dse.c (store_info): Change positions_needed to unsigned
1747 (lowpart_bitmask): New.
1748 (record_store): Cast to unsigned HOST_WIDE_INT for
1749 positions_needed. Assert width <= size of positions_needed *
1750 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
1751 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
1752 lowpart_bitmask to set mask.
1754 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1756 * config/bfin/constraints.md: New file.
1757 * config/bfin/bfin.md: Include it.
1758 (adddi3): Use satisfies_constraint functions instead of the old macros.
1759 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
1760 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
1761 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
1762 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
1763 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
1764 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
1765 EXTRA_CONSTRAINT): Delete.
1766 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
1767 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
1769 * config/bfin/bfin.c: Include "tm-constrs.h".
1770 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
1771 Use satisfies_constraint functions instead of the old macros.
1772 * doc/md.texi (Blackfin Constraints): Update file name reference.
1774 2008-04-11 Richard Guenther <rguenther@suse.de>
1776 PR tree-optimization/35869
1777 * tree-vrp.c (execute_vrp): Move switch statement update after
1778 jump threading. Schedule another cfg cleanup run.
1780 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
1783 * attribs.c (decl_attributes): Return early on errorneous node.
1785 2008-04-10 Oleg Ryjkov <olegr@google.com>
1787 * tree.h (struct tree_base): Added a new flag default_def_flag.
1788 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
1790 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1792 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
1794 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1797 * pa.md: Define mode iterator P. Define mode attribute dwc.
1798 (dcacheflush): Update pattern to use iterator P and attribute dwc.
1799 (icacheflush): Likewise.
1800 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
1801 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
1803 2008-04-11 Ben Elliston <bje@au.ibm.com>
1805 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
1807 2008-04-10 Rafael Espindola <espindola@google.com>
1809 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
1810 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
1811 (extract_range_from_expr): The same.
1813 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1815 * config/mips/mips.md (GPR2): New mode iterator.
1817 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
1818 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
1819 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
1820 Rewrite these to take two modes, the mode of comparison and the
1821 mode of the destination.
1822 * config/mips/mips.c (mips_expand_scc): Instead of having
1823 paradoxical subreg as destination, expand "narrowing" scc if mode
1824 of comparison is SI and target is requested in DI mode.
1825 (mips_emit_int_order_test): Update comment. Make mode of
1826 comparison match CMP0 rather than TARGET. When creating inverse
1827 target use mode of TARGET.
1829 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1831 * gcov-dump.c (tag_summary): Only print summaries for the first
1832 GCOV_COUNTERS_SUMMABLE counters.
1834 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
1836 * config/i386/i386.md (absneg): New code iterator.
1837 (absnegprefix): New code attribute.
1838 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
1839 patterns using absneg code iterator.
1840 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
1841 using absneg code iterator.
1842 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
1843 *neg<mode>2 patterns using absneg code iterator.
1844 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1845 *negextendsfdf2 patterns using absneg code iterator.
1846 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
1847 *negextendsfxf2 patterns using absneg code iterator.
1848 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1849 *negextendsfdf2 patterns using absneg code iterator.
1850 * config/i386/sse.md (<code><mode>2): Macroize expander from
1851 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
1853 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
1855 * config/s390/s390.h: Remove the remains of the recent search
1856 & replace action of current_function_outgoing_args_size.
1858 2008-04-10 Ira Rosen <irar@il.ibm.com>
1860 PR tree-optimization/35821
1861 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
1862 NEW_STMT_LIST is not NULL.
1864 2008-04-09 David Edelsohn <edelsohn@gnu.org>
1867 * toplev.c (process_options): Remove -ffunction-sections debugging
1870 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
1872 PR middle-end/PR28690
1873 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
1874 than gen_rtx_fmt_ee to perform more canonicalizations.
1876 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1879 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
1881 2008-04-09 Richard Guenther <rguenther@suse.de>
1883 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
1884 (dump_function_to_file): Dump function arguments with types.
1886 2008-04-08 Richard Guenther <rguenther@suse.de>
1888 * fold-const.c (fold_widened_comparison): Do not allow
1889 sign-changes that change the result.
1891 2008-04-08 Janis Johnson <janis187@us.ibm.com>
1894 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
1895 kinds of indirect references.
1897 2008-04-08 David Edelsohn <edelsohn@gnu.org>
1899 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
1900 GNU Fortran language string.
1902 2008-04-08 Rafael Espindola <espindola@google.com>
1904 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
1905 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
1906 * tree.h (tree_call_nonnegative_warnv_p): New.
1908 2008-04-08 Jan Hubicka <jh@suse.cz>
1910 * function.c (free_after_compilation): Clear out regno_reg_rtx
1913 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
1916 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1918 PR middle-end/PR28690
1919 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
1920 same precedence as REG_POINTER and MEM_POINTER operands.
1922 2008-04-08 Richard Guenther <rguenther@suse.de>
1925 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
1926 for adding index to base.
1928 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
1930 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
1931 (MINGW_ENABLE_EXECUTE_STACK): New.
1932 (IN_LIBGCC2): For libgcc include windows.h file for
1933 function declarations.
1935 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
1937 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
1938 and tem2 if tem1 is not a REG or MULT.
1940 2008-04-08 Jan Hubicka <jh@suse.cz>
1942 * function.h (incomming_args): Break out of struct function.
1943 (function_subsections): Break out of struct function.
1944 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
1945 return_rtx and hard_reg_initial_vals from struct function.
1946 Kill inl_max_label_num.
1947 (current_function_pops_args, current_function_args_info,
1948 current_function_args_size, current_function_args_size,
1949 current_function_pretend_args_size,
1950 current_function_outgoing_args_size,
1951 current_function_internal_arg_pointer, current_function_return_rtx):
1952 Kill compatibility accestor macros.
1953 * builtins.c (expand_builtin_apply_args_1): Update.
1954 (expand_builtin_next_arg): Update.
1955 * df-scan.c (df_get_call_refs): Update.
1956 * dbxout.c (dbxout_function_end): Update.
1957 * dwarf2out.c (dwarf2out_switch_text_section): Update.
1958 (output_line_info): Update.
1959 (secname_for_decl): Update.
1960 (dwarf2out_var_location): Update.
1961 * function.c (free_after_compilation): Update.
1962 (assign_parm_find_stack_rtl): Update.
1963 (assign_parms): Update.
1964 (expand_dummy_function_end): Update.
1965 (expand_function_end): Update.
1966 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
1967 (expand_call): Update.
1968 (emit_library_call_value_1): Update.
1969 (store_one_arg): Update.
1970 * varasm.c (initialize_cold_section_name): Update.
1971 (unlikely_text_section): Update.
1972 (unlikely_text_section_p): Update.
1973 (assemble_start_function): Update.
1974 (assemble_end_function): Update.
1975 (default_section_type_flags): Update.
1976 (switch_to_section): Update.
1977 * integrate.c (set_decl_abstract_flags): Update.
1978 (get_hard_reg_initial_val): Update.
1979 (has_hard_reg_initial_val): Update.
1980 (allocate_initial_values): Update.
1981 * resource.c (init_resource_info): Update.
1982 * config/alpha/alpha.c (NUM_ARGS): Update.
1983 (direct_return): Update.
1984 (alpha_va_start): Update.
1985 (alpha_sa_size): Update.
1986 (alpha_initial_elimination_offset): Update.
1987 (alpha_expand_prologue): Update.
1988 (alpha_start_function): Update.
1989 (alpha_expand_epilogue): Update.
1990 (unicosmk_initial_elimination_offset):
1991 * config/alpha/alpha.md (call expander): Update.
1992 * config/s390/s390.c (s390_register_info): Update.
1993 (s390_register_info): Update.
1994 (s390_frame_info): Update.
1995 (s390_initial_elimination_offset): Update.
1996 (s390_build_builtin_va_list): Update.
1997 (s390_va_start): Update.
1998 * config/spu/spu.c (direct_return): Update.
1999 (spu_expand_prologue): Update.
2000 (spu_initial_elimination_offset): Update.
2001 (spu_build_builtin_va_list): Update.
2002 (spu_va_start): Update.
2003 * config/sparc/sparc.c (sparc_init_modes): Update.
2004 (sparc_compute_frame_size): Update.
2005 (function_value): Update.
2006 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
2007 * config/i386/i386.md (return expander): Update.
2008 * config/i386/i386.c (ix86_va_start): Update.
2009 (ix86_can_use_return_insn_p): Update.
2010 (ix86_compute_frame_layout): Update.
2011 (ix86_expand_epilogue): Update.
2012 * config/sh/sh.c (output_stack_adjust): Update.
2013 (calc_live_regs): Update.
2014 (sh_expand_prologue): Update.
2015 (sh_builtin_saveregs): Update.
2016 (sh_va_start): Update.
2017 (initial_elimination_offset): Update.
2018 (sh_allocate_initial_value): Update.
2019 (sh_function_ok_for_sibcall): Update.
2020 (sh_get_pr_initial_val): Update.
2021 * config/sh/sh.md (return expander): Update.
2022 * config/avr/avr.c (frame_pointer_required_p): UPdate.
2023 * config/crx/crx.c (crx_compute_frame): UPdate.
2024 (crx_initial_elimination_offset): UPdate.
2025 * config/xtensa/xtensa.c (compute_frame_size): Update
2026 (xtensa_builtin_saveregs): Update.
2027 (xtensa_va_start): Update.
2028 (order_regs_for_local_alloc): Update.
2029 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
2030 (xstormy16_expand_builtin_va_start): Update.
2031 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
2032 * config/m68hc11/m68hc11.md (return expanders): Update.
2033 * config/m68hc11/m68hc11.c (expand_prologue): Update.
2034 (expand_epilogue): Update.
2035 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
2036 (cris_simple_epilogue): Update.
2037 (cris_expand_prologue): Update.
2038 (cris_expand_epilogue): Update.
2039 * config/iq2000/iq2000.c (iq2000_va_start): Update.
2040 (compute_frame_size): Update.
2041 * config/mt/mt.c (mt_compute_frame_size): Update.
2042 * config/mn10300/mn10300.c (expand_prologue): Update.
2043 (expand_epilogue): Update.
2044 (initial_offset): Update.
2045 (mn10300_builtin_saveregs):
2046 * config/mn10300/mn10300.md (return expander): Update.
2047 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2048 (ia64_initial_elimination_offset): Update.
2049 (ia64_initial_elimination_offset): Update.
2050 (ia64_expand_prologue): Update.
2051 * config/m68k/m68k.md (return expander): Update.
2052 * config/rs6000/rs6000.c (rs6000_va_start): Update.
2053 (rs6000_stack_info): Update.
2054 * config/mcore/mcore.c (layout_mcore_frame): Update.
2055 (mcore_expand_prolog): Update.
2056 * config/arc/arc.c (arc_compute_frame_size): Update.
2057 * config/score/score3.c (score3_compute_frame_size): Update.
2058 * config/score/score7.c (score7_compute_frame_size): Update.
2059 * config/arm/arm.c (use_return_insn): Update.
2060 (thumb_find_work_register): Update.
2061 (arm_compute_save_reg_mask): Update.
2062 (arm_output_function_prologue): Update.
2063 (arm_output_epilogue): Update.
2064 (arm_size_return_regs): Update.
2065 (arm_get_frame_offsets): Update.
2066 (arm_expand_prologue): Update.
2067 (thumb_exit): Update.
2068 (thumb_unexpanded_epilogue): Update.
2069 (thumb1_output_function_prologue): Update.
2070 * config/pa/pa.md (return expander): Update.
2071 * config/pa/pa.c (compute_frame_size): Update.
2072 (hppa_builtin_saveregs): Update.
2073 * config/mips/mips.c (mips_va_start): Update.
2074 (mips16_build_function_stub): Update.
2075 (mips_compute_frame_info): Update.
2076 (mips_restore_gp): Update.
2077 (mips_output_function_prologue): Update.
2078 (mips_expand_prologue): Update.
2079 * config/v850/v850.c (compute_frame_size): Update.
2080 (expand_prologue): * config/mmix/mmix.c (along): update.
2081 (mmix_initial_elimination_offset): update.
2082 (mmix_reorg): update.
2083 (mmix_use_simple_return): update.
2084 (mmix_expand_prologue): update.
2085 (mmix_expand_epilogue): Update.
2086 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
2087 (emit_link_insn): Update.
2089 2008-04-08 Anatoly Sokolov <aesok@post.ru>
2091 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
2092 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
2094 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
2097 2008-04-07 Jan Hubicka <jh@suse.cz>
2099 * function.h (rtl): Rename to x_rtl.
2101 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2102 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2103 used_temp_slots avail_temp_slots, temp_slot_level,
2104 nonlocal_goto_handler_labels): Update accesstors.
2105 (rtl): New global variable.
2106 (struct function): Move some fileds to rtl_data.
2107 (get_arg_pointer_save_area): Update prototype.
2108 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2109 get_arg_pointer_save_area.
2110 * expr.c (init_expr): Update
2111 * function.c (get_frame_size): Update
2112 (assign_stack_local): Update
2113 (expand_function_end): Update.
2114 (get_art_pointer_save_area): Update
2116 * emit-rtl.c (rtl): Declare.
2117 (regno_reg_rtx): Declare.
2118 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2120 (gen_reg_rtx): Update.
2121 * varasm.c (n_deferred_constatns): Update accestor.
2122 (init_varasm_status): Do not allocate varasm_status.
2123 (force_const_mem, get_pool_size, output_constant_pool): Update.
2124 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2125 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2126 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
2127 * sparc/sparc.h (INIT_EXPANDERS): Update.
2128 * ia64/ia64.h (INIT_EXPANDERS): Update.
2130 2008-04-07 James E. Wilson <wilson@tuliptree.org>
2132 * reload.c (push_secondary_reload): Add missing break to for loop.
2134 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
2136 PR middle-end/PR28690
2137 * rtlanal.c: Update copyright years.
2138 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
2139 as REG_POINTER and MEM_POINTER operands.
2140 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
2141 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
2142 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
2143 * gcse.c: Update copyright years.
2144 (pre_delete): Call gen_reg_rtx_and_attrs.
2145 (hoist_code): Likewise.
2146 (build_store_vectors): Likewise.
2147 (delete_store): Likewise.
2148 * loop-invariant.c (move_invariant_reg): Likewise.
2149 Update copyright years.
2151 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
2153 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
2154 control string instead of quoted.
2156 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2158 * doc/rtl.texi: Rewrite of subreg section.
2160 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
2163 * config/i386/i386.c (legitimize_pic_address): Add treating
2164 of dllimport SYM_REF's.
2165 (legitimize_dllimport_symbol): Add prototype.
2167 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
2169 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
2170 reference in constructor with non self-referential type.
2172 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
2174 Removal of Return with Depressed Stack Pointer support
2175 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
2176 (ECF_SP_DEPRESSED): Likewise.
2177 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
2178 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
2179 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2180 (expand_call): Do not test ECF_SP_DEPRESSED.
2181 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2182 * function.c (keep_stack_depressed): Delete.
2183 (handle_epilogue_set): Likewise.
2184 (update_epilogue_consts): Likewise.
2185 (emit_equiv_load): Likewise.
2186 (thread_prologue_and_epilogue_insns): Remove support for Return with
2187 Depressed Stack Pointer.
2188 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2190 2008-04-06 Richard Guenther <rguenther@suse.de>
2192 PR tree-optimization/35400
2193 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
2194 information from SSA_NAMEs.
2196 2008-04-06 Anatoly Sokolov <aesok@post.ru>
2198 * config/avr/avr.h (avr_mega_p): Remove declaration.
2199 (AVR_MEGA): Remove macro.
2200 * config/avr/avr.c (avr_mega_p): Remove variable.
2201 (avr_override_options): Remove inicializion of avr_mega_p.
2202 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
2203 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
2204 (avr_jump_mode): (Ditto.).
2205 (avr_output_progmem_section_asm_op): (Ditto.).
2206 (avr_asm_init_sections): (Ditto.).
2207 (avr_asm_init_sections): (Ditto.).
2208 (avr_rtx_costs): (Ditto.).
2209 * config/avr/avr.md: (Ditto.).
2210 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
2213 2008-04-06 Richard Guenther <rguenther@suse.de>
2215 PR tree-optimization/35842
2216 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
2217 is_gimple_invariant_address.
2219 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2221 * gcc.c (default_compilers): Sync Fortran extensions list with
2222 that in fortran/lang-specs.h.
2223 * doc/invoke.texi: Likewise.
2224 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
2225 * dwarf2out.c (gen_compile_unit_die): Likewise.
2227 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
2229 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
2231 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
2234 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
2235 attribute is used for nested functions.
2237 2008-04-05 Jan Hubicka <jh@suse.cz>
2239 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
2241 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
2243 (dump_files): Update.
2244 (enable_rtl_dump_file): Do not accept letter argument.
2245 * tree-pass.h (dump_file_info): Remove letter argument.
2246 * toplev.c (decode_d_option): Update -da handling.
2247 * toplev.h (enable_rtl_dump_file): Update prototype.
2248 * passes.c (register_one_dump_file): Do not accept IPA argument; work
2249 it out based on pass type.
2250 (register_dump_files_1): Likewise.
2251 (init_optimization_passes): Update register_one_dump_file calls.
2252 (execute_one_pass): Sanity check that IPA passes are called at IPA
2253 level and RTL passes at RTL level.
2254 (execute_pass_list): IPA pass can not be after or subpass of
2256 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
2257 disallov RTL subpasses of IPA subpasses.
2259 2008-04-05 Ben Elliston <bje@au.ibm.com>
2261 * tree-cfg.c (need_fake_edge_p): Return false for calls to
2262 builtins that return exactly once and do not throw. Cache call to
2265 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
2267 PR rtl-optimization/34916
2269 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
2270 between instruction pairs.
2272 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
2274 * doc/invoke.texi: Document -mbitops for SH.
2275 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
2276 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
2277 * config/sh/sh.c (print_operand): Add %t operand code.
2278 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
2279 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
2280 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
2281 (extendqihi2): Likewise.
2282 (movqi_i): Likewise.
2283 (insv): Use bset, bclr and bst instructions for SH2A if possible.
2284 (extv): Use bld instruction for SH2A if possible.
2286 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
2287 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
2288 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
2289 (bset.b, bclr.b): Define peepholes.
2290 * config/sh/sh.opt (mbitops): New option.
2292 2008-04-04 Janis Johnson <janis187@us.ibm.com>
2295 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
2296 and view convert expression.
2298 2008-04-04 Jakub Jelinek <jakub@redhat.com>
2301 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
2303 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
2305 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
2307 * config/i386/cpuid.h (bit_AES): New.
2308 (bit_PCLMUL): Likewise.
2310 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
2311 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
2312 SSE2 if AES or PCLMUL is enabled.
2313 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
2314 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
2315 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
2316 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
2317 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
2318 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
2319 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
2320 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
2321 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
2322 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
2323 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
2324 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
2325 __builtin_ia32_aeskeygenassist128 and
2326 __builtin_ia32_pclmulqdq128.
2327 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
2328 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
2329 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
2331 * config/i386/i386.h (TARGET_AES): New.
2332 (TARGET_PCLMUL): Likewise.
2333 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
2335 * config/i386/i386.md (UNSPEC_AESENC): New.
2336 (UNSPEC_AESENCLAST): Likewise.
2337 (UNSPEC_AESDEC): Likewise.
2338 (UNSPEC_AESDECLAST): Likewise.
2339 (UNSPEC_AESIMC): Likewise.
2340 (UNSPEC_AESKEYGENASSIST): Likewise.
2341 (UNSPEC_PCLMUL): Likewise.
2343 * config/i386/i386.opt (maes): New.
2344 (mpclmul): Likewise.
2346 * config/i386/sse.md (aesenc): New pattern.
2347 (aesenclast): Likewise.
2349 (aesdeclast): Likewise.
2351 (aeskeygenassist): Likewise.
2352 (pclmulqdq): Likewise.
2354 * config/i386/wmmintrin.h: New.
2356 * doc/extend.texi: Document AES and PCLMUL built-in function.
2358 * doc/invoke.texi: Document -maes and -mpclmul.
2360 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
2362 * function.c (free_after_parsing): Replace with
2363 cxx_push_function_context from C++ front-end.
2364 (allocate_struct_function): Don't call langhook.
2365 * langhooks.h (struct lang_hooks_for_functions): Delete.
2366 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
2368 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
2369 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
2370 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
2371 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
2372 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
2373 remove LANG_HOOKS_FUNCTION_INITIALIZER.
2374 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
2376 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
2377 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
2379 2008-04-04 Jakub Jelinek <jakub@redhat.com>
2382 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
2385 2008-04-04 Richard Guenther <rguenther@suse.de>
2388 * fold-const.c (optimize_minmax_comparison): Use the correct
2389 type for the constant in the simplified comparison.
2391 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
2393 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
2394 Pass L2 size as "--param l2-cache-size" to the compiler.
2395 (decode_l2_cache): New function to decode L2 cache parameters using
2396 0x8000006 extended cpuid function.
2397 (detect_caches_amd): Determine parameters of L2 cache using
2398 decode_l2_caches function.
2399 (decode_caches_intel): Decode L2 cache parameters.
2400 (detect_caches_intel): Determine L2 cache parameters using
2401 decode_caches_intel and decode_l2_caches functions.
2403 2008-04-03 Bob Wilson <bob.wilson@acm.org>
2405 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
2406 secondary input reload for subword loads from the constant pool.
2408 2008-04-03 Janis Johnson <janis187@us.ibm.com>
2411 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
2412 constants of the appropriate size for runtime calculations.
2415 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
2416 decimal-float literal constant zero.
2418 2008-04-03 Jakub Jelinek <jakub@redhat.com>
2421 * c-parser.c (c_parser_omp_atomic): Call
2422 default_function_array_conversion on the RHS.
2425 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
2426 call is_variable_sized if decl has incomplete type.
2428 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
2430 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
2432 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
2434 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
2436 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
2437 (sgt<u>): Merge sgt and sgtu into new expander.
2438 (sgt, sgtu): Remove expanders.
2439 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
2440 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
2441 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
2442 *sgtu_<mode>_mips16 into new pattern.
2443 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
2444 (sge<u>): Merge sge and sgeu into new expander.
2445 (sge, sgeu): Remove expanders.
2446 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
2448 (*sge_<mode>, second *sge_<mode>): Remove patterns.
2449 (slt<u>): Merge slt and sltu into new expander.
2450 (slt, sltu): Remove expanders.
2451 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
2452 (*slt_<mode>, *sltu_<mode>): Remove patterns.
2453 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
2454 *sltu_<mode>_mips16 into new pattern.
2455 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
2456 (sle<u>): Merge sle and sleu into new expander.
2457 (sle, sleu): Remove expanders.
2458 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
2459 (*sle_<mode>, *sleu_<mode>): Remove patterns.
2460 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
2461 *sleu_<mode>_mips16 into new pattern.
2462 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
2464 2008-04-03 Jan Hubicka <jh@suse.cz>
2466 PR tree-optimization/35795
2467 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
2468 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2469 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2470 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2471 * score/score3.c (score3_output_mi_thunk): Likewise.
2472 * score/score7.c (score7_output_mi_thunk): Likewise.
2473 * mips/mips.c (mips_output_mi_thunk): Likewise.
2475 2008-04-03 Richard Guenther <rguenther@suse.de>
2477 * tree-vrp.c (extract_range_from_unary_expr): Handle all
2478 conversions. Simplify code.
2480 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
2482 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
2484 2008-04-03 Tom Tromey <tromey@redhat.com>
2485 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2487 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
2488 * config/bfin/t-bfin-linux (generated_files): Add
2489 linux-sysroot-suffix.h.
2490 * doc/install.texi (Prerequisites): Require make 3.80.
2491 * doc/sourcebuild.texi (Front End Directory): Document new
2493 * Makefile.in (generated_files): New variable.
2494 (ALL_HOST_OBJS): New variable.
2495 ($(ALL_HOST_OBJS)): New target.
2497 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
2499 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
2500 (remap_block): Call id->transform_lang_insert_block instead
2502 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
2503 Set id.transform_lang_insert_block to NULL.
2504 (clone_body): Move to cp/optimize.c
2505 * tree-inline.h (struct copy_body_data): Change
2506 transform_lang_insert_block to function pointer.
2507 (copy_generic_body, copy_decl_no_change): Export.
2508 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
2509 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
2510 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
2512 * c-tree.h (insert_block): Kill.
2513 * c-decl.c (insert_block): Kill.
2515 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
2517 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2518 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
2519 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
2521 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
2522 argument, call {push,pop}_function_context from here.
2523 * c-parser.c: Use c_{push,pop}_function_context.
2525 * function.c (push_function_context_to): Move meat ...
2526 (push_function_context): ... here. Simplify.
2527 * function.c (pop_function_context_from): Move meat ...
2528 (pop_function_context): ... here. Simplify.
2529 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
2531 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2532 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
2533 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
2534 * tree.h (push_function_context_to, pop_function_context_from): Remove.
2536 2008-04-03 Ben Elliston <bje@au.ibm.com>
2538 * expmed.c (extract_force_align_mem_bit_field): Remove.
2540 2008-04-03 Richard Guenther <rguenther@suse.de>
2543 * expr.h (try_casesi): Adjust prototype.
2544 * expr.c (try_casesi): Take fallback label as extra parameter.
2545 Use that for gen_casesi if default_label is NULL.
2546 * stmt.c (expand_case): Pass fallback label to try_casesi,
2547 make sure to fill gaps with a fallback label if default_label
2550 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
2553 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
2555 2008-04-03 Ben Elliston <bje@au.ibm.com>
2557 * expmed.c (extract_split_bit_field): Remove if (0) code.
2558 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
2559 (do_ds_constraint): Likewise.
2561 2008-04-02 Joseph Myers <joseph@codesourcery.com>
2563 * doc/cppopts.texi (-dU): Document.
2564 * c-common.h (flag_dump_macros): Update comment.
2565 * c-opts.c (handle_OPT_d): Handle -dU.
2566 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
2567 dump_queued_macros, cb_used_define, cb_used_undef): New.
2568 (init_pp_output): Handle -dU.
2569 (cb_line_change): Call dump_queued_macros.
2570 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
2572 2008-04-02 Anatoly Sokolov <aesok@post.ru>
2574 * config/avr/predicates.md (io_address_operand): New predicate.
2575 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
2576 * config/avr/avr.c (avr_io_address_p): Remove function.
2577 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
2578 'avr_io_address_p' function.
2579 (out_movhi_r_mr): (Ditto.).
2580 (out_movqi_mr_r): (Ditto.).
2581 (out_movhi_mr_r): (Ditto.).
2582 (avr_address_cost): (Ditto.).
2584 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
2586 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
2587 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
2588 in 32bit mode when XMM registers are available to avoid store
2590 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
2591 corresponding post-reload splitters.
2593 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2595 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
2596 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
2597 __builtin_ia32_roundss.
2598 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
2599 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
2600 __builtin_ia32_roundss.
2601 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
2602 IX86_BUILTIN_SHUFPD here.
2604 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2606 * config/i386/i386.md (plogic): New.
2607 (plogicprefix): Likewise.
2609 * config/i386/mmx.md (mmx_<code><mode>3): New.
2610 (mmx_and<mode>3): Removed.
2611 (mmx_ior<mode>3): Likewise.
2612 (mmx_xor<mode>3): Likewise.
2614 * config/i386/sse.md (<code><mode>3): New.
2615 (*<code><mode>3): Likewise.
2616 (*<code><mode>3): Likewise.
2617 (<code><mode>3): Likewise.
2618 (*sse_<code><mode>3): Likewise.
2619 (*sse2_<code><mode>3): Likewise.
2620 (<code>tf3): Likewise.
2621 (*<code>tf3): Likewise.
2622 (and<mode>3): Likewise.
2623 (*and<mode>3): Likewise.
2624 (ior<mode>3): Removed.
2625 (*ior<mode>3): Likewise.
2626 (xor<mode>3): Likewise.
2627 (*xor<mode>3): Likewise.
2628 (*and<mode>3): Likewise.
2629 (*ior<mode>3): Likewise.
2630 (*xor<mode>3): Likewise.
2631 (and<mode>3): Likewise.
2632 (*sse_and<mode>3): Likewise.
2633 (*sse2_and<mode>3): Likewise.
2635 (*andtf3): Likewise.
2636 (ior<mode>3): Likewise.
2637 (*sse_ior<mode>3): Likewise.
2638 (*sse2_ior<mode>3): Likewise.
2640 (*iortf3): Likewise.
2641 (xor<mode>3): Likewise.
2642 (*sse_xor<mode>3): Likewise.
2643 (*sse2_xor<mode>3): Likewise.
2645 (*xortf3): Likewise.
2647 2008-04-02 Richard Guenther <rguenther@suse.de>
2649 PR tree-optimization/14495
2650 PR tree-optimization/34793
2651 * tree-vrp.c (struct switch_update): New structure.
2652 (to_remove_edges, to_update_switch_stmts): New VECs.
2653 (simplify_switch_using_ranges): New function. Remove not taken
2654 case labels and edges.
2655 (simplify_stmt_using_ranges): Call it.
2656 (identify_jump_threads): Mark edges we have queued for removal
2657 so we don't thread them.
2658 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
2660 * tree-cfg.c (group_case_labels): Deal with missing default label.
2661 (tree_verify_flow_info): Allow missing default label.
2662 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
2663 (emit_case_nodes): Likewise.
2664 (expand_case): Do not rely on the default label to be present.
2665 * expr.c (try_casesi): Deal with NULL default_label.
2666 (do_tablejump): Likewise.
2668 2008-04-02 Richard Guenther <rguenther@suse.de>
2670 PR tree-optimization/14495
2671 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
2672 SWITCH_EXPR here ...
2673 (vrp_visit_switch_stmt): ... but here (new function).
2674 (find_case_label_index): New helper function.
2675 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
2677 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2679 * fwprop.c: Fix ISO-C99ism.
2681 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2684 * Makefile.in (objdir): Set it here.
2685 * configure.ac: Not here. Find dynamic linker characteristics.
2686 * exec-tool.in: Use them.
2687 * aclocal.m4: Regenerate.
2688 * configure: Regenerate.
2690 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2692 * expr.c (expand_var): Delete it.
2693 * expr.h (expand_var): Delete prototype.
2694 * function.c (expand_function_start): Use expand_decl instead.
2695 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
2698 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
2700 PR rtl-optimization/35542
2701 * fwprop.c (forward_propagate_and_simplify): Replace
2702 loc_reg_mentioned_in_p with reg_mentioned_p.
2704 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2706 PR rtl-optimization/35281
2707 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
2708 (propagate_rtx_1): Handle PR_HANDLE_MEM.
2709 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
2710 (varying_mem_p): Move above propagate_rtx.
2711 (all_uses_available_at): Do not check MEMs.
2713 2008-04-02 Rafael Espindola <espindola@google.com>
2715 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
2716 (register_edge_assert_for_2): Split the cond argument.
2717 (register_edge_assert_for_1): Adjust for the change in
2718 register_edge_assert_for_2.
2719 (register_edge_assert_for): Split the cond argument.
2720 (find_switch_asserts): Adjust for the change in
2721 register_edge_assert_for.
2723 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
2725 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
2726 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
2727 offsets for 64-bit mingw.
2728 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
2729 abi for x86_64-pc-mingw.
2731 2008-04-02 Richard Guenther <rguenther@suse.de>
2733 * tree-vrp.c (extract_range_from_assert): Make sure to not
2734 produce range min/max with TREE_OVERFOW set.
2735 If merging a anti-range and a range keep the anti-range if
2736 the range covers all values of the type.
2737 (register_edge_assert_for_2): Only allow sign-changing
2738 conversions in detecting canonical range checks. Also
2739 register an assert for the unsigned name if useful.
2741 PR tree-optimization/35787
2742 * tree-vrp.c (vrp_val_max): New function.
2743 (vrp_val_min): Likewise.
2744 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
2745 (vrp_val_is_min): Likewise.
2746 (supports_overflow_infinity): Use vrp_val_{min,max}.
2747 (negative_overflow_infinity): Likewise.
2748 (positive_overflow_infinity): Likewise.
2749 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
2750 (is_positive_overflow_infinity): Likewise.
2751 (is_overflow_infinity): Likewise.
2752 (avoid_overflow_infinity): Use vrp_val_{min,max} and
2753 vrp_val_is_{min,max}.
2754 (set_and_canonicalize_value_range): Canonicalize anti-ranges
2755 to ranges if possible. Avoid empty ranges.
2757 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2760 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
2761 the expression is a function address.
2763 2008-04-01 George Helffrich <george@gcc.gnu.org>
2765 PR fortran/35154, fortran/23057
2766 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
2767 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
2768 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
2769 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
2771 (dbxout_syms): Check for COMMON-based symbol and wrap in
2772 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
2773 in bracket for efficiency.
2775 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
2776 using DW_TAG_common_block + member offset.
2777 (add_pubname_string): New function.
2778 (dw_expand_expr): New function to find block name and offset for
2780 (common_check): New function to check whether symbol in Fortran COMMON.
2781 (gen_variable_die): If COMMON, use DW_TAG_common_block.
2783 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
2786 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
2788 2008-04-02 Ben Elliston <bje@au.ibm.com>
2790 * config/v850/v850.md (casesi): Remove if (0) code.
2791 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2792 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
2794 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
2796 * config/i386/i386.md (rex64suffix): New mode attribute.
2797 (floathi<mode>2): Disable expander for SSE math.
2798 (*floathi<mode>2_1): New insn insn_and_split pattern.
2799 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
2800 corresponding post-reload splitters.
2801 (*floathi<mode>2_i387): New macroized insn pattern.
2802 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
2803 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
2804 insn_and_split pattern.
2805 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
2806 New macroized instruction patterns and corresponding post-reload
2808 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
2809 and corresponding post-reload splitters.
2810 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
2811 New macroized instruction patterns.
2812 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
2813 macroized instruction patterns and corresponding post-reload splitters.
2814 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
2815 corresponding post-reload splitters.
2816 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
2817 New macroized instruction patterns.
2818 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
2819 corresponding post-reload splitters.
2820 (*floatsi<mode>2_i387): New macroized instruction patterns.
2822 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
2824 * config/i386/i386.md (smaxmin): New.
2825 (umaxmin): Likewise.
2826 (maxminiprefix): Likewise.
2827 (maxminfprefix): Likewise.
2828 (<code><mode>3): Likewise.
2829 (smin<mode>3): Removed.
2830 (smax<mode>3): Likewise.
2832 * config/i386/mmx.md (mmx_<code>v2sf3): New.
2833 (mmx_<code>v4hi3): Likewise.
2834 (mmx_<code>v8qi3): Likewise.
2835 (mmx_smaxv2sf3): Removed.
2836 (mmx_sminv2sf3): Likewise.
2837 (mmx_umaxv8qi3): Likewise.
2838 (mmx_smaxv4hi3): Likewise.
2839 (mmx_uminv8qi3): Likewise.
2840 (mmx_sminv4hi3): Likewise.
2842 * config/i386/sse.md (<addsub><mode>3): New.
2843 (*<addsub><mode>3): Likewise.
2844 (<sse>_vm<addsub><mode>3): Likewise.
2845 (<maxmin><mode>3): Likewise.
2846 (*<maxmin><mode>3_finite): Likewise.
2847 (*<maxmin><mode>3): Likewise.
2848 (<sse>_vm<maxmin><mode>3): Likewise.
2849 (sse3_h<addsub>v4sf3): Likewise.
2850 (sse3_h<addsub>v2df3): Likewise.
2851 (<maxmin>v16qi3): Likewise.
2852 (*<maxmin>v16qi3): Likewise.
2853 (<maxmin>v8hi3): Likewise.
2854 (*<maxmin>v8hi3): Likewise.
2855 (*sse4_1_<maxmin><mode>3): Likewise.
2856 (*sse4_1_<maxmin><mode>3): Likewise.
2857 (add<mode>3): Removed.
2858 (*add<mode>3): Likewise.
2859 (<sse>_vmadd<mode>3): Likewise.
2860 (sub<mode>3): Likewise.
2861 (*sub<mode>3): Likewise.
2862 (<sse>_vmsub<mode>3): Likewise.
2863 (smin<mode>3): Likewise.
2864 (*smin<mode>3_finite): Likewise.
2865 (*smin<mode>3): Likewise.
2866 (<sse>_vmsmin<mode>3): Likewise.
2867 (smax<mode>3): Likewise.
2868 (*smax<mode>3_finite): Likewise.
2869 (*smax<mode>3): Likewise.
2870 (<sse>_vmsmax<mode>3): Likewise.
2871 (sse3_haddv4sf3): Likewise.
2872 (sse3_haddv2df3): Likewise.
2873 (sse3_hsubv4sf3): Likewise.
2874 (sse3_hsubv2df3): Likewise.
2875 (umaxv16qi3): Likewise.
2876 (*umaxv16qi3): Likewise.
2877 (smaxv8hi3): Likewise.
2878 (*smaxv8hi3): Likewise.
2879 (*sse4_1_smax<mode>3): Likewise.
2880 (*sse4_1_umax<mode>3): Likewise.
2881 (uminv16qi3): Likewise.
2882 (*uminv16qi3): Likewise.
2883 (sminv8hi3): Likewise.
2884 (*sminv8hi3): Likewise.
2885 (*sse4_1_smin<mode>3): Likewise.
2886 (*sse4_1_umin<mode>3): Likewise.
2888 2008-04-01 Rafael Espindola <espindola@google.com>
2890 * tree-cfg.c (verify_expr): remove in_phi.
2891 (verify_stmt): Don't call walk_tree with verify_expr. Use
2892 is_gimple_min_invariant instead of is_gimple_val.
2894 2008-04-01 Joseph Myers <joseph@codesourcery.com>
2896 * doc/include/gpl_v3.texi: Update for manpage generation.
2897 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
2899 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
2900 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
2901 gpl_v3.texi instead of gpl.texi.
2904 2008-04-01 Jakub Jelinek <jakub@redhat.com>
2907 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
2909 2008-04-01 Rafael Espindola <espindola@google.com>
2911 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
2912 (extract_code_and_val_from_cond): Use
2913 extract_code_and_val_from_cond_with_ops.
2915 2008-04-01 Jan Hubicka <jh@suse.cz>
2917 * function.c (free_after_compilation): Free epilogue_delay_list.
2918 (prepare_function_start): Assert that previous compilation was freed.
2920 2008-04-01 Jan Hubicka <jh@suse.cz>
2921 Jim Wilson <wilson@tuliptree.org>
2922 Andreas Tobler <andreast@gcc.gnu.org>
2925 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
2926 rtl.emit instead cfun->emit.
2927 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
2928 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
2930 2008-04-01 Ben Elliston <bje@au.ibm.com>
2932 * doc/c-tree.texi (Function Basics): Fix grammatical error.
2934 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
2936 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
2938 (fprofile-use): Add var flag_profile_use
2939 * coverage.c (coverage_begin_output): Do not open a gcno file for
2940 output only if -ftest-coverage is set.
2941 Do not add getpwd() to gcda file path.
2942 (build_gcov_info): Check the new flag
2943 flag_profile_datafile_relative_path.
2944 (coverage_init): Use profile_data_prefix.
2945 Read profile counter only if flag_profile_use is set.
2946 * opts.c (common_handle_option): New option fprofile-use=,
2947 fprofile-dir=, fprofile-generate=.
2948 * toplev.c (profile_data_prefix): New variable definition.
2949 * toplev.h (profile_data_prefix): New declaration.
2950 * doc/invoke.tex (Option Summary, Optimization Options):
2953 2008-03-31 James E. Wilson <wilson@tuliptree.org>
2955 * varasm.c (output_constant_pool_1): In LABEL_REF check,
2956 use tmp consistently.
2959 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
2960 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2961 UNSPEC_FR_RECIP_APPROX_RES.
2962 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
2964 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
2967 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
2969 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2972 * fold-const.c (fold_indirect_ref_1): Support accessing non first
2973 element of the vector via a pointer.
2975 2008-03-31 Ian Lance Taylor <iant@google.com>
2977 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
2979 2008-03-31 Jan Hubicka <jh@suse.cz>
2981 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2982 get_arg_pointer_save_area.
2983 * expr.c (init_expr): Just clear out rtl.expr.
2984 * function.c (free_after_compilation): Clear out whole RTL structure.
2985 (get_func_frame_size): Merge into ...
2986 (get_frame_size): ... this one.
2987 (assign_stack_local_1): Merge into ...
2988 (assign_stack_local): ... this one.
2989 (expand_function_end): Update call of get_arg_pointer_save_area.
2990 (get_art_pointer_save_area): Remove cfun argument.
2991 * function.h (emit_status): regno_pointer_align does not need length
2992 attribute. Move x_regno_reg_rtx to ...
2993 (regno_reg_rtx): ... new global array.
2994 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
2995 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
2996 apply_args_value, forced_labels, stack_pointer_delta):
2998 (struct varasm_status): Move here from varasm.c
2999 (struct rtl_data): New. Move here some fields from struct function.
3000 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3001 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3002 used_temp_slots avail_temp_slots, temp_slot_level,
3003 nonlocal_goto_handler_labels): Update accesstors.
3004 (rtl): New global variable.
3005 (struct function): Move some fileds to rtl_data.
3006 (get_arg_pointer_save_area): Update prototype.
3007 * emit-rtl.c (rtl): Declare.
3008 (regno_reg_rtx): Declare.
3009 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3011 (gen_reg_rtx): Update.
3012 (init_virtual_regs): Do not tate emit_status argument.
3013 (init_emit): Do not allocate emit.
3014 * varasm.c (varasm_statuc): Move to function.h.
3015 (n_deferred_constatns): Update accestor.
3016 (init_varasm_status): Do not allocate varasm_status.
3017 (force_const_mem, get_pool_size, output_constant_pool): Update.
3018 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3019 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3021 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
3023 PR rtl-optimization/35729
3024 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
3027 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
3030 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
3031 load/store if memory is unaligned.
3032 (*movti_rex64): Likewise.
3034 * config/i386/predicates.md (misaligned_operand): New.
3036 2008-03-31 Andrew Pinski <pinskia@gmail.com>
3039 * tree-ssa-phiopt.c (conditional_replacement): Return early for
3042 2008-03-31 Jan Beulich <jbeulich@novell.com>
3044 * config/ia64/constraints.md: Add 'j' constraint.
3045 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
3046 (movdi_internal): Likewise.
3048 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
3051 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
3053 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
3056 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
3057 proper error message for the third argument on blendpd and
3060 * config/i386/sse.md (blendbits): New.
3061 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
3063 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
3065 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
3067 2008-03-30 Richard Guenther <rguenther@suse.de>
3070 * fold-const.c (fold_sign_changed_comparison): Do leave
3071 conversions to base-types alone.
3073 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
3075 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
3076 the link register if one altivec register is be saved.
3078 2008-03-30 Ben Elliston <bje@au.ibm.com>
3080 * final.c (final_scan_insn): Remove if (0) code.
3082 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
3084 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
3086 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
3088 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
3089 of V4SFmode to ix86_binary_operator_ok.
3091 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
3093 * config/i386/i386.c (override_options): Initialize
3094 ix86_veclib_handler to ix86_veclibabi_svml when
3095 -mveclibabi=svml is used.
3096 (ix86_veclibabi_svml): New function for SVML ABI style
3097 vectorization support.
3098 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
3100 2008-03-28 Rafael Espindola <espindola@google.com>
3102 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
3103 (tree_binary_nonnegative_warnv_p): Make it public.
3104 (tree_single_nonnegative_warnv_p): Make it public.
3105 (tree_invalid_nonnegative_warnv_p): Make it public.
3106 (tree_unary_nonzero_warnv_p): Make it public.
3107 (tree_binary_nonzero_warnv_p): Make it public
3108 (tree_single_nonzero_warnv_p): Make it public.
3109 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
3110 (extract_range_from_binary_expr): Split the expr argument.
3111 (extract_range_from_unary_expr): Split the expr argument.
3112 (extract_range_from_comparison): Split the expr argument.
3113 (extract_range_from_expr): Use the new aux functions.
3114 (vrp_evaluate_conditional_warnv): Use
3115 vrp_evaluate_conditional_warnv_with_ops.
3116 * tree.h (tree_unary_nonzero_warnv_p): Declare.
3117 (tree_binary_nonzero_warnv_p): Declare.
3118 (tree_single_nonzero_warnv_p): Declare.
3119 (tree_expr_nonzero_warnv_p): Declare.
3120 (tree_unary_nonnegative_warnv_p): Declare.
3121 (tree_binary_nonnegative_warnv_p): Declare.
3122 (tree_single_nonnegative_warnv_p): Declare.
3123 (tree_invalid_nonnegative_warnv_p): Declare.
3125 2008-03-28 Richard Guenther <rguenther@suse.de>
3127 PR tree-optimization/30317
3128 PR tree-optimization/30911
3129 PR tree-optimization/34793
3130 * tree-vrp.c (set_and_canonicalize_value_range): New function.
3131 (struct assert_locus_d): New member EXPR.
3132 (register_new_assert_for): Add EXPR parameter to support
3133 ASSERT_EXPR <name, expr OP limit>.
3134 (register_edge_assert_for_1): Adjust callers.
3135 (find_assert_locations): Likewise.
3136 (process_assert_insertions_for): Build condition from expression.
3137 (extract_range_from_assert): Handle ASSERT_EXPRs
3138 of the form ASSERT_EXPR <name, expr OP limit>.
3139 (register_edge_assert_for_2): New helper registering
3140 asserts for comparisons. Recognize range tests of the form
3141 (unsigned)i - CST1 OP CST2.
3142 (register_edge_assert_for_1): Use it.
3143 (register_edge_assert_for): Likewise.
3144 (needs_overflow_infinity): Integer sub-types
3145 do not need overflow infinities.
3146 (vrp_val_is_max): The extreme values of integer sub-types
3147 are those of the base type.
3148 (vrp_val_is_min): Likewise.
3149 * tree.def (ASSERT_EXPR): Document extra allowed conditional
3152 2008-03-28 Nick Clifton <nickc@redhat.com>
3155 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
3156 Return GENERAL_REGS for stack adjustment reloads.
3158 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3161 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
3162 const_vector when all the vectors are constant.
3164 2008-03-27 Bob Wilson <bob.wilson@acm.org>
3166 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
3168 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
3169 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
3171 (s<code>_sf): Use new scc_sf attribute for opcode names.
3173 2008-03-27 Tom Tromey <tromey@redhat.com>
3175 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
3176 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
3177 config/spu/t-spu-elf, config/i386/t-interix,
3178 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
3179 config/i386/x-darwin, config/i386/x-mingw32,
3180 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
3181 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
3182 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
3183 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
3184 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
3185 config/rs6000/x-darwin, config/rs6000/t-rs6000,
3186 config/score/t-score-elf, config/arm/t-strongarm-pe,
3187 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
3188 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
3189 Revert automatic dependency patch.
3191 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
3194 * config/i386/i386.c (ix86_function_arg_boundary): Align
3195 decimal floating point to its natural boundary.
3197 2008-03-27 Richard Guenther <rguenther@suse.de>
3200 * fold-const.c (fold_comparison): Restrict distinct decl
3201 comparison folding to VAR_DECLs and PARM_DECLs. Do not
3202 solely rely on operand_equal_p.
3204 2008-03-27 Richard Guenther <rguenther@suse.de>
3207 * c-common.c (handle_weak_attribute): Reject combination of
3210 2008-03-27 Richard Guenther <rguenther@suse.de>
3212 PR tree-optimization/32810
3213 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
3214 conversions from DECL_INITIAL.
3215 (fold_const_aggregate_ref): Likewise from constructor elements.
3217 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
3219 * tree-affine.h (aff_combination_expand): Declare.
3220 (get_inner_reference_aff): Likewise.
3221 * tree-affine.c (aff_combination_expand): Split out from
3222 tree_to_aff_combination_expand.
3223 (get_inner_reference_aff): New function.
3224 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
3225 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
3226 (struct lim_aux_data): sm_done field removed.
3227 (mem_ref_loc_p, mem_ref_locs_p): New types.
3228 (struct mem_ref): Added id, stored, accesses_in_loop,
3229 indep_loop, dep_loop, indep_ref, dep_ref fields.
3230 Removed is_stored, locs and next fields.
3231 (memory_accesses): New variable.
3232 (movement_possibility): Do not allow moving statements
3233 that store to memory.
3234 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
3236 (determine_max_movement): For statements with memory references,
3237 find the outermost loop in that the reference is independent.
3238 (move_computations_stmt): Mark the virtual operands for renaming.
3239 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
3240 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
3241 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
3242 add_vop_ref_mapping, create_vop_ref_mapping_loop,
3243 create_vop_ref_mapping, analyze_memory_references,
3244 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
3245 get_all_locs_in_loop, ref_always_accessed_p,
3246 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
3247 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
3248 store_motion_loop, store_motion): New functions.
3249 (struct vop_to_refs_elt): New type.
3250 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
3251 memref_hash, memref_eq, hoist_memory_references): Rewritten.
3252 (schedule_sm): Replaced by...
3253 (execute_sm): ... this.
3254 (determine_lsm_ref, hoist_memory_references,
3255 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
3256 find_more_ref_vops, free_mem_ref, free_mem_refs,
3257 determine_lsm_loop, determine_lsm): Removed.
3258 (tree_ssa_lim_finalize): Free data structures used by store motion.
3259 (tree_ssa_lim): Call analyze_memory_references. Use
3260 store_motion instead of determine_lsm.
3262 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
3264 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
3265 rename tmake_file to m68hc11/t-m68hc11.
3266 (mcore): Set inhibit_libc to true.
3267 * config.host (alpha*-dec-*vms*): Set extra_programs.
3268 (interix3*): Don't use host_xmake_file.
3269 * configure.ac: Let config.gcc override inhibit_libc.
3270 * configure: Regenerate.
3272 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
3273 * config/t-openbsd-thread: Remove commented out lines.
3275 * config/x-interix: Remove.
3277 * config/m68hc11/t-m68hc11-gas: Rename to...
3278 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
3280 * config/mcore/t-mcore: Remove T_CFLAGS.
3281 * config/mcore/t-mcore-pe: Likewise.
3283 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
3285 * configure.ac: Replace custom __GNU_SOURCE test with
3286 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
3287 * aclocal.m4: Regenerate.
3288 * configure: Regenerate.
3289 * config.in: Regenerate.
3291 2008-03-27 Richard Guenther <rguenther@suse.de>
3293 * fold-const.c (target.h): Include.
3294 (fold_comparison): Fold comparison of addresses of decls
3295 that bind locally or of constants. Consolidate address folding code.
3296 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
3297 results from fold_binary_to_constant.
3298 (compare_values_warnv): Likewise.
3300 2008-03-27 Andrew Pinski <pinskia@gmail.com>
3303 * fold-const.c (fold_truthop): Check for integeral types when folding
3304 a == 0 && b == 0 and a != 0 || b != 0 .
3306 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
3308 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
3310 2008-03-26 Andreas Schwab <schwab@suse.de>
3312 * doc/invoke.texi: Fix use of @item vs. @itemx.
3314 2008-03-26 Tom Tromey <tromey@redhat.com>
3316 * Makefile.in (build/gensupport.o, build/print-rtl.o,
3317 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
3318 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
3319 build/gencodes.o, build/genconditions.o, build/genconfig.o,
3320 build/genconstants.o, build/genemit.o, build/genextract.o,
3321 build/genflags.o, build/genmddeps.o, build/genopinit.o,
3322 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
3325 2008-03-26 Richard Guenther <rguenther@suse.de>
3328 2008-03-26 Richard Guenther <rguenther@suse.de>
3330 * fold-const.c (target.h): Include.
3331 (fold_comparison): Fold comparison of addresses of two decls
3332 that bind locally. Consolidate address folding code.
3334 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3336 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
3337 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
3338 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
3339 dconstsqrt2, dconstthird, dconste and/or dconst10.
3340 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
3341 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
3342 dconstsqrt2, dconste): Delete.
3343 (init_emit_once): Likewise. Simplify initializing dconstm1.
3345 * real.c (get_real_const): New.
3346 * real.h (dconst3, dconst10, dconstm2, dconstthird,
3347 dconstsqrt2, dconste): Delete.
3348 (real_value_const, get_real_const): New.
3350 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
3352 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
3354 * config/i386/i386.c (ix86_function_arg_boundary): Check
3355 BIGGEST_ALIGNMENT instead of 128.
3356 (setup_incoming_varargs_64): Likewise.
3358 2008-03-26 Tom Tromey <tromey@redhat.com>
3360 * Makefile.in (DEPFILES): Add missing '/'.
3362 2008-03-26 Richard Guenther <rguenther@suse.de>
3364 * fold-const.c (target.h): Include.
3365 (fold_comparison): Fold comparison of addresses of two decls
3366 that bind locally. Consolidate address folding code.
3368 2008-03-26 Nick Clifton <nickc@redhat.com>
3371 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
3372 not allow INT+INT as a legitimate addressing mode.
3374 2008-03-26 Richard Guenther <rguenther@suse.de>
3376 * tree-flow.h (widen_bitfield): Remove declaration.
3377 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
3378 (widen_bitfield): Remove function.
3379 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
3382 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3385 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
3388 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
3390 PR rtl-optimization/35232
3391 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
3392 (forget_old_reloads_1, forget_marked_reloads): Don't clear
3393 reg_reloaded_call_part_clobbered here.
3394 (reload_regs_reach_end_p): New function.
3395 (reload_reg_rtx_for_input): New variable.
3396 (reload_reg_rtx_for_output): Likewise.
3397 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
3398 when reassigning a pseudo register. Load reloadreg from
3399 reload_reg_rtx_for_input, moving the mode and register
3401 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
3402 instead of the original when deciding whether an input reload
3403 would be a no-op or whether an output reload can be deleted.
3404 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
3405 when setting up new_spill_reg_store. Load it from
3406 reload_reg_rtx_for_output, moving the mode and register
3408 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
3409 instead of the original when deciding whether an output reload
3410 would be a no-op. Do the same when modifying insn notes.
3411 Use rtx_equal_p instead of == to compare the registers.
3412 (inherit_piecemeal_p): Take a mode and two register numbers
3414 (emit_reload_insns): Clear new_spill_reg_store for every hard
3415 register in the reload register. Remove spill registers
3416 from reg_reloaded_valid before considering whether to record
3417 inheritance information for them. Use reload_reg_rtx_for_output
3418 instead of reg_rtx when recording output reloads. Use
3419 reload_reg_rtx_for_input instead of reg_rtx when recording
3420 input reloads. Set or clear reg_reloaded_call_part_clobbered
3421 at the same time as setting reg_reloaded_valid.
3422 (delete_output_reload): Add a new_reload_reg parameter and use it
3423 instead of rld[j].reg_rtx.
3424 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
3427 2008-03-25 Tom Tromey <tromey@redhat.com>
3429 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
3430 (build/genattr.o): Likewise.
3431 (build/genattrtab.o): Likewise.
3432 (build/gencodes.o): Likewise.
3433 (build/genconfig.o): Likewise.
3434 (build/genconstants.o): Likewise.
3435 (build/genemit.o): Likewise.
3436 (build/genextract.o): Likewise.
3437 (build/genflags.o): Likewise.
3439 2008-03-25 Bob Wilson <bob.wilson@acm.org>
3441 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
3442 instead of size_int for integer types.
3443 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
3444 to match type of MINUS_EXPR.
3446 2008-03-25 Tom Tromey <tromey@redhat.com>
3448 * configure: Rebuilt.
3449 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
3452 2008-03-25 Tom Tromey <tromey@redhat.com>
3454 * config/x-solaris (host-solaris.o): Update.
3455 * config/x-linux (host-linux.o): Update.
3456 * config/x-hpux (host-hpux.o): Update.
3457 * config/x-darwin (host-darwin.o): Update.
3458 * config/v850/t-v850e (v850-c.o): Update.
3459 * config/v850/t-v850 (v850-c.o): Update.
3460 * config/t-vxworks (vxworks.o): Update.
3461 * config/t-sol2 (sol2-c.o, sol2.o): Update.
3462 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
3463 * config/spu/t-spu-elf (spu-c.o): Update.
3465 * config/sh/t-symbian (sh-c.o): Update.
3466 (symbian.o): Update.
3467 * config/sh/t-sh (sh-c.o): Update.
3468 * config/score/t-score-elf (score7.o, score3.o): Update.
3469 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
3470 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
3471 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
3472 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
3474 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
3475 * config/m32c/t-m32c (m32c-pragma.o): Update.
3476 * config/ia64/t-ia64 (ia64-c.o): Update.
3477 * config/i386/x-mingw32 (host-mingw32.o): Update.
3478 * config/i386/x-i386 (driver-i386.o): Update.
3479 * config/i386/x-darwin (host-i386-darwin.o): Update.
3480 * config/i386/x-cygwin (host-cygwin.o): Update.
3481 * config/i386/t-nwld (nwld.o): Update.
3482 * config/i386/t-netware (netware.o): Update.
3483 * config/i386/t-interix (winnt.o): Update.
3484 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
3485 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
3486 msformat-c.o): Update.
3487 * config/bfin/t-bfin-linux (generated_files): Add
3488 linux-sysroot-suffix.h.
3489 * config/arm/t-wince-pe (pe.o): Update.
3490 * config/arm/t-strongarm-pe (pe.o): Update.
3491 * config/arm/t-pe (pe.o): Update.
3492 * config/arm/t-arm (arm-c.o): Update.
3493 * doc/install.texi (Prerequisites): Require make 3.80.
3494 * Makefile.in: Remove .o targets.
3495 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
3496 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
3497 (simple_generated_h, simple_generated_c): Move earlier.
3498 (generated_files): New variable.
3499 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
3500 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
3501 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
3502 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
3503 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
3504 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
3505 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
3506 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
3507 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
3508 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
3509 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
3510 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
3512 (COMPILE.base, COMPILE): New variables.
3513 (%.o): New pattern rule.
3514 (ALL_HOST_OBJS): New variable.
3515 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
3516 (dummy-checksum.o, cc1-checksum.o): Remove.
3517 (DRIVER_SHLIB): New variable.
3518 (DRIVER_DEFINES): Use it.
3519 (gencondmd.c): Move out of build/.
3520 (s-conditions): Update.
3521 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
3522 (ALL_BUILD_OBJS): Likewise.
3523 (build/%.o): Use BUILDCOMPILE.
3524 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
3525 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
3526 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
3527 build/gencheck.o, build/gencodes.o, build/genconditions.o,
3528 build/genconfig.o, build/genconstants.o, build/genemit.o,
3529 build/genextract.o, build/genflags.o, build/genmddeps.o,
3530 build/genopinit.o, build/genoutput.o, build/genpeep.o,
3531 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
3532 build/gen-protos.o, build/scan.o, build/fix-header.o,
3533 build/scan-decls.o): Simplify.
3534 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
3535 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
3536 prefix.o, toplev.o): Reduce to variable setting.
3537 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
3538 ($(out_object_file), gcc-options.o): New targets.
3539 ($(ALL_HOST_OBJS)): New target. Include dependency files.
3540 * configure: Rebuilt.
3541 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
3542 * doc/sourcebuild.texi (Front End Directory): Document new variable.
3544 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
3546 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
3547 complain when we hit an error, return ERROR_MARK_NODE.
3549 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3551 * config/sh/constraints.md (Pso, Psz): New constraints.
3552 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
3553 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
3555 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3557 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
3558 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
3560 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3562 * config/sh/sh.md (prefetch): Add condition for SH2A target.
3563 (prefetch_sh2a): New.
3565 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3566 Naveen.H.S <naveen.hs@kpitcummins.com>
3568 * config/sh/constraints.md (I28): New constraint.
3569 * config/sh/sh.c (broken_move): Add support for movi20s.
3570 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
3572 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
3573 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3574 Naveen.H.S <naveen.hs@kpitcummins.com>
3576 * config/sh/sh.c (SH_ATTRIBUTES): Define.
3577 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
3578 (print_operand): Handle resbank in %@ operand code.
3579 (sh_encode_section_info): New.
3580 (push_regs): Add conditions for resbank.
3581 (sh_expand_epilogue): Likewise.
3582 (sh_insert_attributes): Likewise.
3583 (sh_attribute_table): Likewise.
3584 (sh_handle_resbank_handler_attribute): New.
3585 (sh2a_handle_function_vector_handler_attribute): New.
3586 (sh2a_is_function_vector_call): New.
3587 (sh2a_get_function_vector_number): New.
3588 (sh2a_function_vector_p): New.
3589 (sh_cfun_resbank_handler_p): New.
3590 * config/sh/sh.md (calli): Emit jsr/n if possible.
3591 (calli_tbr_rel): New.
3592 (calli_pcrel): Emit jsr/n if possible.
3593 (return_i): Emit rts/n if possible.
3594 (call_valuei_tbr_rel): New.
3595 (call_valuei_pcrel): Add condition for SH2A target.
3596 (call_value): Likewise.
3597 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
3598 (sh2a_get_function_vector_number): Likewise.
3599 (sh2a_is_function_vector_call): Likewise.
3600 * doc/extend.texi: Document TBR relative addressing of SH2A.
3601 (resbank): Add description for SH2A.
3603 2008-03-24 Richard Guenther <rguenther@suse.de>
3606 * gimplify.c (gimplify_modify_expr): For frontend type-correct
3607 pointer assignments change conversions according to middle-end rules.
3608 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
3609 * configure.ac: Include type checking in yes.
3610 * configure: Regenerate.
3612 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3614 * diagnostic.c (diagnostic_count_diagnostic): Delete.
3615 (diagnostic_report_diagnostic): Update. Handle ICEs here.
3617 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
3619 * gthr-vxworks.h (UNUSED): Define.
3621 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
3623 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
3625 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
3627 * doc/extend.texi (Function Attributes): Add missing comma in the
3628 example of the "alloc_size" attribute.
3630 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
3633 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
3635 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3638 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3641 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3642 of the underlying type of a MS bitfield layout to the natural
3643 alignment of the type.
3645 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3647 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3648 to their natural alignment to avoid store forwarding stalls.
3650 2008-03-22 Richard Guenther <rguenther@suse.de>
3652 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
3653 For PHI nodes verify the address is invariant.
3654 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
3655 (get_symbol_constant_value): Use is_gimple_min_invariant.
3656 (maybe_fold_stmt_indirect): Likewise.
3658 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
3660 PR rtl-optimization/33927
3661 * Makefile.in (dse.o): Depend on $(TM_P_H).
3662 * expr.h (extract_low_bits): Declare.
3663 * expmed.c (extract_low_bits): New function.
3664 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
3665 * dse.c: Include tm_p.h.
3666 (find_shift_sequence): Remove the read_reg argument and return the
3667 read value. Emit the instructions instead of returning them.
3668 Iterate on new_mode rather than calculating it each time.
3669 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
3670 source to NEW_MODE and extract_low_bits to convert the shifted
3672 (replace_read): Allow the load and store to have different mode
3673 classes. Use extract_low_bits when SHIFT == 0. Create the shift
3674 or extraction instructions before trying the replacement. Update
3675 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
3677 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3679 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3680 to their natural alignment to avoid store forwarding stalls.
3682 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3685 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
3686 encouraging but not allowing gprs for input;
3687 change the input constraint to !f#r.
3688 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
3690 change the output constraint to !f#r.
3692 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
3695 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
3696 corresponding post-reload splitters.
3697 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
3698 when x87 FP math is selected.
3699 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
3700 New function prototype.
3701 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
3702 unreachable function to ease macroization of insn patterns.
3704 2008-03-21 Martin Jambor <mjambor@suse.cz>
3706 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
3707 reference dumps if ddr is NULL or dependence is unknown.
3709 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3711 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
3712 unsigned extension into account.
3713 (ATOMIC_COMPARE_AND_SWAP): Likewise.
3714 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
3715 Do computations on a scratch register.
3717 2008-03-21 Richard Guenther <rguenther@suse.de>
3719 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3720 Use is_gimple_min_invariant instead of TREE_INVARIANT.
3721 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
3722 * tree-ssa-dom.c (record_equality): Likewise.
3723 * tree-inline.c (copy_body_r): Likewise.
3724 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
3727 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3729 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
3730 as 'delete_unused' argument.
3732 2008-03-20 Richard Guenther <rguenther@suse.de>
3734 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
3735 special casing of constant qualifiers.
3736 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
3737 care about them in general.
3738 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
3739 regardless of their type.
3740 (fold_stmt_r): Forcefully fold *& if we end up with that.
3742 2008-03-20 Paul Brook <paul@codesourcery.com>
3744 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
3745 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
3747 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
3749 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
3750 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
3752 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
3754 * common.opt (Wmudflap): New option.
3755 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
3756 (mx_register_decls): Likewise.
3757 (mudflap_finish_file): Likewise.
3758 * doc/invoke.texi: Document -Wno-mudflap.
3760 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
3762 * c-format.c (replace_format_name_to_system_name): New.
3764 (convert_format_name_to_system_name): New.
3765 (decode_format_attr): Add use of convert_format_name_to_system_name.
3766 (format_types_orig): Add gnu_ prefix to names.
3767 (check_format_info_main): Special treating of \0 escaped names for
3768 supporting multi-character format specifiers as I32, I64.
3769 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
3770 (gnu_target_overrides_format_attributes): New.
3771 * c-format.h: Add structure target_ovr_attr to hold
3772 system specific formatter names.
3773 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
3774 msformat-c.o file to c_target_objs and cxx_target_objs.
3775 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3776 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
3777 (TARGET_N_FORMAT_TYPES): New.
3778 * config/i386/msformat-c.c: New.
3779 * config/i386/t-cygming: Add build rule for msformat-c.o.
3780 * doc/extend.texi: Add new format names gnu_* and ms_* and
3782 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3784 2008-03-20 Ira Rosen <irar@il.ibm.com>
3786 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
3787 optimizations turned on under -O3.
3788 (ftree-vectorize): Add that the flag is turned on with -O3.
3790 2008-03-20 Ben Elliston <bje@au.ibm.com>
3792 * regmove.c (try_auto_increment): Fix spelling error in comment.
3793 * final.c (final_scan_insn): Likewise.
3795 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
3798 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
3799 allocator preferences for "y" and "r" class registers.
3800 ("*mov<mode>_internal"): Ditto.
3801 ("*movv2sf_internal_rex64"): Ditto.
3802 ("*movv2sf_internal"): Ditto.
3804 2008-03-19 Michael Matz <matz@suse.de>
3807 * calls.c (expand_call): Check overlap of arguments with call
3808 address for sibcalls.
3810 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3813 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3814 of the underlying type of a MS bitfield layout to the natural
3815 alignment of the type.
3817 2008-03-19 Jan Hubicka <jh@suse.cz>
3820 * toplev.c (decode_d_option): Handle all CPP flags.
3821 * tree-vrp.c: Update tree_pass descriptors.
3822 * regrename.c: Update tree_pass descriptors.
3823 * fwprop.c: Update tree_pass descriptors.
3824 * doc/invoke.texi: Remove documentation of dropped -d? flags.
3825 * tree-into-ssa.c: Update tree_pass descriptors.
3826 * tree-dump.c: Update tree_pass descriptors.
3827 * tree-complex.c: Update tree_pass descriptors.
3828 * tree-dump.h: Update tree_pass descriptors.
3829 * see.c: Update tree_pass descriptors.
3830 * cgraphbuild.c: Update tree_pass descriptors.
3831 * tracer.c: Update tree_pass descriptors.
3832 * tree-loop-distribution.c: Update tree_pass descriptors.
3833 * cgraph.c: Update tree_pass descriptors.
3834 * postreload-gcse.c: Update tree_pass descriptors.
3835 * postreload.c: Update tree_pass descriptors.
3836 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
3837 * tree-tailcall.c: Update tree_pass descriptors.
3838 * tree-pass.h (tree_opt_pass): Rename to ...
3839 (opt_pass) ... this one; add "type" field and remove letter field.
3840 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
3841 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
3842 all_lowering_passes): Update declaration.
3843 * ipa-cp.c: Update tree_pass descriptors.
3844 * final.c: Update tree_pass descriptors.
3845 * omp-low.c: Update tree_pass descriptors.
3846 * tree-ssa-dse.c: Update tree_pass descriptors.
3847 * ipa-reference.c: Update tree_pass descriptors.
3848 * tree-ssa-uncprop.c: Update tree_pass descriptors.
3849 * auto-inc-dec.c: Update tree_pass descriptors.
3850 * reorg.c: Update tree_pass descriptors.
3851 * cgraphunit.c: Update tree_pass descriptors.
3852 * tree-ssa-copyrename.c: Update tree_pass descriptors.
3853 * tree-ssa-ccp.c: Update tree_pass descriptors.
3854 * df-core.c: Update tree_pass descriptors.
3855 * mode-switching.c: Update tree_pass descriptors.
3856 * tree-nomudflap.c: Update tree_pass descriptors.
3857 * modulo-sched.c: Update tree_pass descriptors.
3858 * ipa-pure-const.c: Update tree_pass descriptors.
3859 * cse.c: Update tree_pass descriptors.
3860 * web.c: Update tree_pass descriptors.
3861 * tree-stdarg.c: Update tree_pass descriptors.
3862 * tree-ssa-math-opts.c: Update tree_pass descriptors.
3863 * tree-ssa-dom.c: Update tree_pass descriptors.
3864 * tree-nrv.c: Update tree_pass descriptors.
3865 * tree-ssa-alias.c: Update tree_pass descriptors.
3866 * loop-init.c: Update tree_pass descriptors.
3867 * gimple-low.c: Update tree_pass descriptors.
3868 * ipa-inline.c: Update tree_pass descriptors.
3869 * tree-ssa-sink.c: Update tree_pass descriptors.
3870 * global.c: Update tree_pass descriptors.
3871 * ifcvt.c: Update tree_pass descriptors.
3872 * jump.c: Update tree_pass descriptors.
3873 * predict.c: Update tree_pass descriptors.
3874 * tree-ssa-loop.c: Update tree_pass descriptors.
3875 * recog.c: Update tree_pass descriptors.
3876 * dse.c: Update tree_pass descriptors.
3877 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
3878 * tree-eh.c: Update tree_pass descriptors.
3879 * regmove.c: Update tree_pass descriptors.
3881 * function.c: Update tree_pass descriptors.
3882 * tree-vectorizer.c: Update tree_pass descriptors.
3883 * gcse.c: Update tree_pass descriptors.
3884 * ipa-type-escape.c: Update tree_pass descriptors.
3885 * tree-if-conv.c: Update tree_pass descriptors.
3886 * init-regs.c: Update tree_pass descriptors.
3887 * ipa.c: Update tree_pass descriptors.
3888 * tree-ssa-phiopt.c: Update tree_pass descriptors.
3889 * rtl-factoring.c: Update tree_pass descriptors.
3890 * lower-subreg.c: Update tree_pass descriptors.
3891 * bt-load.c: Update tree_pass descriptors.
3892 * tree-dfa.c: Update tree_pass descriptors.
3893 * except.c: Update tree_pass descriptors.
3894 * emit-rtl.c: Update tree_pass descriptors.
3895 * cfgexpand.c: Update tree_pass descriptors.
3896 * tree-cfgcleanup.c: Update tree_pass descriptors.
3897 * cfgcleanup.c: Update tree_pass descriptors.
3898 * tree-ssa-pre.c: Update tree_pass descriptors.
3899 * tree-sra.c: Update tree_pass descriptors.
3900 * tree-mudflap.c: Update tree_pass descriptors.
3901 * tree-ssa-copy.c: Update tree_pass descriptors.
3902 * cfglayout.c: Update tree_pass descriptors.
3903 * tree-ssa-forwprop.c: Update tree_pass descriptors.
3904 * tree-ssa-dce.c: Update tree_pass descriptors.
3905 * tree-ssa.c: Update tree_pass descriptors.
3906 * regclass.c: Update tree_pass descriptors.
3907 * integrate.c: Update tree_pass descriptors.
3908 * tree-optimize.c: Update tree_pass descriptors.
3909 * tree-ssa-phiprop.c: Update tree_pass descriptors.
3910 * tree-object-size.c: Update tree_pass descriptors.
3911 * combine.c: Update tree_pass descriptors.
3912 * tree-outof-ssa.c: Update tree_pass descriptors.
3913 * bb-reorder.c: Update tree_pass descriptors.
3914 * stack-ptr-mod.c: Update tree_pass descriptors.
3915 * var-tracking.c: Update tree_pass descriptors.
3916 * tree-profile.c: Update tree_pass descriptors.
3917 * tree-vect-generic.c: Update tree_pass descriptors.
3918 * reg-stack.c: Update tree_pass descriptors.
3919 * sched-rgn.c: Update tree_pass descriptors.
3920 * tree-ssa-structalias.c: Update tree_pass descriptors.
3921 * tree-cfg.c: Update tree_pass descriptors.
3922 * passes.c (current_pass): Update declaration.
3923 (finish_optimization_passes): Update.
3924 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
3925 (register_one_dump_file, register_dump_files_1, next_pass_1):
3927 (init_optimization_passes): Update handling of new types.
3928 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
3929 * ipa-struct-reorg.c: Update tree_pass descriptors.
3930 * tree-ssa-reassoc.c: Update tree_pass descriptors.
3931 * combine-stack-adj.c: Update tree_pass descriptors.
3932 * cfgrtl.c: Update tree_pass descriptors.
3933 * dce.c: Update tree_pass descriptors.
3934 * tree-ssanames.c: Update tree_pass descriptors.
3936 2008-03-19 Richard Guenther <rguenther@suse.de>
3939 * tree-ssa.c (walk_data): New structure.
3940 (warn_uninitialized_var): If not always_executed warn with "maybe"
3942 (execute_early_warn_uninitialized): Compute post-dominators.
3943 Initialize always_executed before processing each basic block.
3945 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
3948 * config/i386/i386.c (x86_this_parameter): Calculate correct location
3949 of "this" pointer when "regparm = N" or "fastcall" is in effect.
3951 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3953 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
3955 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
3957 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
3959 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
3960 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
3961 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
3962 target after ignore has been set, and move there also the commputation
3963 of subtarget and original_target.
3964 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
3965 (LANG_HOOKS_INITIALIZER): Remove it.
3966 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
3968 2008-03-18 Richard Guenther <rguenther@suse.de>
3970 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
3971 found an expression with constants, note that in the VN for the lhs.
3972 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
3973 fold them to constants if possible. Run cleanup_cfg if done so.
3974 (execute_pre): Return todo.
3976 (execute_fre): Likewise.
3977 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
3979 (get_prop_source_stmt): Look through pointer conversions.
3981 2008-03-18 Jan Hubicka <jh@suse.cz>
3983 * tree-pretty-print.c: Include predict.h.
3984 (dump_generic_node): Dump predictor.
3985 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
3986 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
3987 * gimple-low.c (lower_stmt): Likewise.
3988 * expr.c (expand_expr_real): Likewise.
3989 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
3991 (build_predict_expr, build_predict_expr): New.
3992 * predict.h (predictor_name, build_predict_expr): Update.
3993 * c-typeck.c (c_finish_bc_stmt): Add prediction.
3994 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
3995 * predict.def (PRED_CONTINUE): Update hitrate.
3996 * tree.def (PREDICT_EXPR): Define.
3997 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
3998 do not handle BIND_EXPR.
3999 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
4000 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
4001 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
4004 2008-03-18 Michael Matz <matz@suse.de>
4006 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
4008 2008-03-18 Richard Guenther <rguenther@suse.de>
4010 * tree-gimple.h (is_gimple_invariant_address): Declare.
4011 (is_gimple_constant): Likewise.
4012 * tree-gimple.c (is_gimple_constant): New function.
4013 (is_gimple_invariant_address): Likewise.
4014 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
4015 and is_gimple_invariant_address.
4016 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
4018 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
4019 an addressable base.
4021 2008-03-18 Jakub Jelinek <jakub@redhat.com>
4024 * gimplify.c (gimplify_expr): Gimplify second operand of
4027 2008-03-17 Richard Guenther <rguenther@suse.de>
4029 PR tree-optimization/19637
4030 * fold-const.c (fold_unary): Remove restrictions of removing
4031 intermediate pointer-conversions (P2)(P1)P0.
4032 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
4033 conversion to void pointer.
4034 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
4036 2008-03-16 James E. Wilson <wilson@tuliptree.org>
4039 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
4040 emulated thread local variables.
4042 2008-03-16 Richard Guenther <rguenther@suse.de>
4045 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
4046 expand TREE_INVARIANT operations that are not gimple invariant.
4048 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
4050 * doc/extend.texi (Alignment): Say that the ABI controls
4051 the __alignof__ for non-strict-alignment targets rather
4052 than being a recommendation.
4054 2008-03-15 Paul Brook <paul@codesourcery.com>
4056 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
4058 (arm_output_fn_unwind): Mark functions that can not be unwound.
4060 2008-03-15 Paul Brook <paul@codesourcery.com>
4062 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
4063 extension instructions.
4065 2008-03-15 Richard Guenther <rguenther@suse.de>
4067 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
4068 and fold constant aggregate refs.
4069 (fold_const_aggregate_ref): Handle string constants
4070 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
4071 (evaluate_stmt): Simplify now that ccp_fold folds constant
4074 2008-03-15 Paul Brook <paul@codesourcery.com>
4076 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
4077 (extzv): Use gen_extzv_t2.
4078 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
4080 2008-03-15 Richard Guenther <rguenther@suse.de>
4082 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
4083 (fold_const_aggregate_ref): Likewise.
4084 (get_value): Return NULL if we don't have any values.
4085 (ccp_finalize): Set const_val to NULL after freeing it.
4086 * tree-flow.h (get_symbol_constant_value): Declare.
4087 (fold_const_aggregate_ref): Likewise.
4088 * tree-ssa-sccvn.c (try_to_simplify): Use them.
4090 2008-03-15 Richard Guenther <rguenther@suse.de>
4093 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
4094 to not produce negative array indices if not allowed. Add
4095 parameter to indicate that.
4096 (maybe_fold_offset_to_component_ref): Allow negative array
4097 indices only for the first member of a structure.
4098 (maybe_fold_offset_to_reference): Allow negative array indices.
4099 (maybe_fold_stmt_addition): Likewise.
4101 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
4102 Anatoly Sokolov <aesok@post.ru>
4104 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
4105 (avr_arch): Add ARCH_AVR6.
4106 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
4107 (initial_elimination_offset): Initialize and use 'avr_pc_size'
4108 instead of fixed value 2.
4109 (print_operand_address): Use gs() asm specifier instead of pm().
4110 (avr_assemble_integer): (Ditto.).
4111 (avr_output_addr_vec_elt): (Ditto.).
4112 (print_operand): Handle "!" code.
4113 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
4114 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
4115 (AVR_HAVE_EIJMP_EICALL): Define.
4116 (AVR_3_BYTE_PC): Redefine.
4117 (AVR_2_BYTE_PC): (Ditto.).
4118 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
4119 (LINK_SPEC): Add atmega2560 and atmega2561.
4120 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
4122 * config/avr/avr.md (call_insn): Use eicall instead of icall
4123 for 3 byte PC devices.
4124 (call_value_insn): (Ditto.).
4125 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
4126 (indirect_jump): Use only for for 2 byte PC devices.
4127 (*tablejump): (Ditto.).
4128 (*indirect_jump_avr6): Add insn.
4129 (*tablejump_rjmp): Don't use for 3 byte PC devices.
4130 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
4131 instead of ijmp for 3 byte PC devices.
4132 (__tablejump2__): (Ditto.).
4133 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
4134 (MULITLIB_DIRNAMES): (Ditto.).
4135 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
4137 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
4139 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
4140 "sse2_umulsidi3". Use V1DI mode for operand 0.
4141 ("mmx_psadbw"): Use V1DI mode for operand 0.
4142 * config/i386/i386-modes.def (V1SI): New vector mode.
4143 * config/i386/i386.c (struct builtin_description)
4144 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
4145 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
4146 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
4147 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
4148 v1di_ftype_v8qi_v8qi type.
4149 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
4151 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
4152 __builtin_ia32_pmuludq]: Fix the mode of return value.
4154 2008-03-15 Richard Guenther <rguenther@suse.de>
4157 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
4160 2008-03-14 Bob Wilson <bob.wilson@acm.org>
4162 * doc/invoke.texi (Option Summary, Xtensa Options): Document
4163 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
4164 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
4165 unless TARGET_SERIALIZE_VOLATILE is enabled.
4166 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
4167 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
4168 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
4170 2008-03-14 Richard Guenther <rguenther@suse.de>
4172 PR tree-optimization/34172
4173 * tree-flow.h (refs_may_alias_p): Declare.
4174 (get_single_def_stmt): Likewise.
4175 (get_single_def_stmt_from_phi): Likewise.
4176 (get_single_def_stmt_with_phi): Likewise.
4177 * tree-dfa.c (refs_may_alias_p): New function.
4178 (get_single_def_stmt): Likewise.
4179 (get_single_def_stmt_from_phi): Likewise.
4180 (get_single_def_stmt_with_phi): Likewise.
4181 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
4182 (vn_reference_lookup_1): New helper function.
4183 (vn_reference_lookup): Walk the virtual use-def chain to
4184 continue searching for a match if the def does not alias the
4185 reference we are looking for.
4187 2008-03-14 David Edelsohn <edelsohn@gnu.org>
4189 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
4190 archive and Perzl. Update The Written Word listing.
4192 2008-03-14 Richard Guenther <rguenther@suse.de>
4194 PR tree-optimization/34043
4195 PR tree-optimization/33989
4196 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
4198 (bitmap_find_leader): Use extra argument to verify dominance
4199 relationship inside a basic-block.
4200 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
4201 (find_leader_in_sets): Adjust.
4202 (create_component_ref_by_pieces): Take extra argument for
4203 dominance check, handle lookup failures.
4204 (find_or_generate_expression): Likewise.
4205 (create_expression_by_pieces): Likewise.
4206 (insert_into_preds_of_block): Adjust.
4207 (create_value_expr_from): If asked for, verify all operands
4208 are in the blocks AVAIL_OUT set.
4209 (make_values_for_stmt): Check for SSA_NAMEs that are life
4210 over an abnormal edge.
4211 (compute_avail): Remove such check.
4212 (do_SCCVN_insertion): New function.
4213 (eliminate): If we do not find a leader suitable for replacement
4214 insert a replacement expression from SCCVN if available.
4215 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
4216 (struct vn_ssa_aux): Add needs_insertion flag.
4217 * tree-ssa-sccvn.c (may_insert): New global flag.
4218 (copy_reference_ops_from_ref): Value-number union member access
4219 based on its size, not type and member if insertion is allowed.
4220 (visit_reference_op_load): For a weak match from union type
4221 punning lookup a view-converted value and insert a SSA_NAME
4222 for that value if that is not found.
4223 (visit_use): Make dumps shorter. Do not disallow value numbering
4224 SSA_NAMEs that are life over an abnormal edge to constants.
4225 (free_scc_vn): Release inserted SSA_NAMEs.
4226 (run_scc_vn): New flag to specify whether insertion is allowed.
4227 Process SSA_NAMEs in forward order.
4228 * tree-ssa-loop-im.c (for_each_index): Handle invariant
4229 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
4230 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
4231 pointer type to/from integral types that do not change the
4232 precision to regular conversions.
4234 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
4236 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4237 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4238 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
4239 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
4240 input arguments and the mode of return value. Built-in functions
4241 that operate on whole 64-bit MMX register now use V1DI mode.
4243 2008-03-13 Alon Dayan <alond@il.ibm.com>
4244 Olga Golovanevsky <olga@il.ibm.com>
4246 PR tree-optimization/35041
4247 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
4248 to locate the right position in a statement.
4250 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
4254 * config/i386/xmmintrin.h: Change all static inline functions to
4255 extern inline and add __gnu_inline__ attribute.
4256 * config/i386/bmintrin.h: Ditto.
4257 * config/i386/smmintrin.h: Ditto.
4258 * config/i386/tmmintrin.h: Ditto.
4259 * config/i386/mmintrin-common.h: Ditto.
4260 * config/i386/ammintrin.h: Ditto.
4261 * config/i386/emmintrin.h: Ditto.
4262 * config/i386/pmmintrin.h: Ditto.
4263 * config/i386/mmintrin.h: Ditto.
4264 * config/i386/mm3dnow.h: Ditto.
4266 2008-03-13 Jakub Jelinek <jakub@redhat.com>
4269 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
4270 (lower_omp_2): New function.
4271 (lower_omp_1, lower_omp): Rewritten.
4273 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
4276 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
4277 with the phrase "Microsoft Windows compilers".
4278 (Push/Pop Macro Pragmas): New subsection. Document
4279 #pragma push_macro and pragma pop_macro.
4281 2008-03-12 Paul Brook <paul@codesourcery.com>
4283 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
4285 2008-03-12 Paul Brook <paul@codesourcery.com>
4287 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
4288 (thumb2_alusi3_short): Exclude PLUS and MINUS.
4289 (thumb2_addsi_shortim): Rename ...
4290 (thumb2_addsi_short): ... to this. Allow register operands.
4291 (thumb2_subsi_short): New pattern.
4292 (thumb2_one_cmplsi2_short,
4293 thumb2_negsi2_short): New patterns and peepholes.
4295 2008-03-12 Paul Brook <paul@codesourcery.com>
4297 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
4299 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
4301 * config/i386/i386.md (int_cond): New code iterator.
4303 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
4304 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
4305 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
4306 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
4307 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
4308 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
4309 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
4310 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
4312 2008-03-12 Paul Brook <paul@codesourcery.com>
4314 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
4315 instead of {arm,thumb}_compute_save_reg_mask.
4316 (output_return_instruction): Ditto.
4317 (thumb_unexpanded_epilogue): Ditto.
4318 (thumb1_expand_prologue): Ditto.
4319 (thumb1_output_function_prologue): Ditto.
4320 (arm_set_return_address): Ditto.
4321 (thumb_set_return_address): Ditto.
4322 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
4323 regs to achieve stack alignment.
4324 (thumb1_compute_save_reg_mask): Fix compiler warning.
4325 (arm_output_epilogue): Use offsets->saved_regs_mask.
4326 Adjust stack pointer by poping call clobered registers.
4327 (arm_expand_prologue): Use offsets->saved_regs_mask.
4328 Adjust stack pointer by pushing extra registers.
4329 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
4331 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
4334 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
4335 conversion to the operands of a multiplication.
4337 2008-03-12 Richard Guenther <rguenther@suse.de>
4339 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
4340 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
4341 * timevar.def (TV_TREE_PHIPROP): Add.
4342 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
4343 pass description. Use TV_TREE_PHIPROP.
4344 * tree-ssa-forwprop.c: Remove phiprop code.
4346 2008-03-12 Jakub Jelinek <jakub@redhat.com>
4349 * omp-low.c (maybe_lookup_decl): Constify first argument.
4350 (use_pointer_for_field): Change last argument from bool to
4351 omp_context *. Disallow shared copy-in/out in nested
4352 parallel if decl is shared in outer parallel too.
4353 (build_outer_var_ref, scan_sharing_clauses,
4354 lower_rec_input_clauses, lower_copyprivate_clauses,
4355 lower_send_clauses, lower_send_shared_vars): Adjust callers.
4357 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
4358 Ira Rosen <irar@il.ibm.com>
4360 * tree-vectorizer.c (free_stmt_vec_info): New function.
4361 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
4362 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
4363 * tree-vectorizer.h (free_stmt_vec_info): Declare.
4364 * tree-vect-transform.c (vectorizable_conversion): Free
4365 vec_oprnds0 if it was allocated.
4366 (vect_permute_store_chain): Remove unused VECs.
4367 (vectorizable_store): Free VECs that are allocated in the..
4369 (vect_transform_strided_load, vectorizable_load): Likewise.
4370 (vect_remove_stores): Simplify the code.
4371 (vect_transform_loop): Move code to vect_remove_stores().
4372 Call vect_remove_stores() and free_stmt_vec_info().
4374 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4376 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
4377 TARGET_HPUX. Revise comment.
4378 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
4379 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
4380 Use sr4 variant of `be' instruction when not generating PIC code.
4381 (attr_length_call): Adjust for above change.
4383 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
4385 * ipa-reference.c (static_execute): Remove module_statics_const and
4386 associated setting code.
4388 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
4391 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
4392 predicate for operand 1.
4393 (paritysi2_cmp): Use register_operand predicate for operand 2.
4394 Use earlyclobber modifier for operand 1. Remove support for
4396 (paritydi2_cmp): Use register_operand predicate for operand 3.
4397 Use earlyclobber modifier for operand 1. Remove support for
4400 2008-03-11 Paul Brook <paul@codesourcery.com>
4401 Vladimir Prus <vladimir@codesourcery.com>
4403 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
4404 (arm_compute_save_reg0_reg12_mask): Always
4405 check if register 11 must be saved. Always safe hard frame pointer
4406 when frame_pointer_needeed.
4407 (arm_compute_save_reg_mask): Save IP and PC
4408 only with apcs frames.
4409 (arm_output_epilogue): Adjust Thumb2 codepath to
4410 be also invoked and work for ARM non-apcs frames.
4411 (arm_expand_prologue): Don't bother saving IP
4412 for non-apcs frame, since it's not clobbered by
4413 prologue code. Implement non-apcs frame
4416 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
4418 PR rtl-optimization/35281
4419 * expr.c (convert_move): Use a new pseudo for the intermediate
4420 from_mode->word_mode result.
4422 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
4424 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
4425 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
4426 * toplev.c (compile_file): Don't call it.
4428 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
4431 * expr.c (store_expr): Call emit_block_move if the mode
4432 of "temp" RTX is BLKmode.
4434 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
4435 Richard Guenther <rguenther@suse.de>
4437 PR tree-optimization/31358
4438 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
4439 the step with a NULL_TREE.
4440 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
4441 to sizetype if type is a pointer type.
4442 (add_candidate_1): Don't convert the base and step to
4443 the generic type if the orginal type is a pointer type.
4444 (add_iv_value_candidates): Use sizetype for the step
4445 if type is a pointer type.
4446 (cand_value_at): Likewise.
4447 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
4449 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
4450 Don't convert the tem affine to the type.
4451 (add_elt_to_tree): Use sizetype for the step if a pointer.
4452 Use POINTER_PLUS_EXPR for pointers.
4453 (aff_combination_to_tree): Use sizetype for the step if a
4456 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
4458 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
4459 Remove commutativity hint.
4461 2008-03-10 Jakub Jelinek <jakub@redhat.com>
4465 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
4466 errorneous type. Check that v is a VAR_DECL.
4469 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
4471 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
4473 PR tree-optimization/35494
4474 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
4475 may be overriden at link and run time.
4477 2008-03-10 Richard Guenther <rguenther@suse.de>
4479 PR tree-optimization/34677
4480 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
4481 (poolify_tree): Likewise.
4482 (modify_expr_template): Likewise.
4483 (poolify_modify_stmt): Likewise.
4484 (insert_fake_stores): Handle all component-ref style stores
4485 in addition to INDIRECT_REF. Also handle complex types.
4486 Do not poolify the inserted load.
4487 (realify_fake_stores): Do not rebuild the tree but only
4488 make it a SSA_NAME copy.
4489 (init_pre): Remove initialzation of modify_expr_template.
4490 Do not allocate modify_expr_node_pool.
4491 (fini_pre): Do not free modify_expr_node_pool.
4493 2008-03-10 Paul Brook <paul@codesourcery.com>
4495 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
4498 2008-03-10 Paul Brook <paul@codesourcery.com>
4499 Mark Shinwell <shinwell@codesourcery.com>
4501 * config/arm/cortex-r4.md: New.
4502 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
4504 * config/arm/arm.md: Include cortex-r4.md.
4505 (insn): Add smmls, sdiv and udiv values.
4506 (generic_sched): Don't use generic scheduling for Cortex-R4.
4507 (arm_issue_rate): New function.
4508 (TARGET_SCHED_ISSUE_RATE): Define.
4510 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
4512 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
4514 2008-03-10 Richard Guenther <rguenther@suse.de>
4516 * tree-ssa-pre.c (get_sccvn_value): Simplify.
4517 (compute_avail): Do not add stmt uses to AVAIL_OUT.
4519 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
4521 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
4522 Set default to true.
4524 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4526 * c.opt (Wsynth): Deprecate.
4527 * doc/invoke.texi (Option Summary, Warning Options): Document
4528 -Wno-format-contains-nul.
4530 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
4533 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
4534 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
4536 2008-03-09 Ira Rosen <irar@il.ibm.com>
4538 * config/rs6000/rs6000.c (builtin_description): Rename vector
4539 left shift operations.
4540 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
4541 (altivec_vsl<VI_char>): Rename to ...
4542 (ashl<mode>3): ... new name.
4543 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
4545 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
4547 2008-03-08 Richard Guenther <rguenther@suse.de>
4549 * coverage.h (tree_coverage_counter_addr): Declare.
4550 * coverage.c (tree_coverage_counter_addr): New function.
4551 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
4553 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
4554 (tree_gen_one_value_profiler): Likewise.
4555 (tree_gen_ic_profiler): Likewise.
4556 (tree_gen_average_profiler): Likewise.
4557 (tree_gen_ior_profiler): Likewise.
4559 2008-03-08 Richard Guenther <rguenther@suse.de>
4561 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
4562 (vn_binary_op_insert): Likewise.
4563 (vn_unary_op_lookup): Likewise.
4564 (vn_unary_op_insert): Likewise.
4565 (vn_nary_op_lookup): Declare.
4566 (vn_nary_op_insert): Likewise.
4567 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
4568 and binary hashes, use a single obstack for unary_op_pool
4570 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
4571 a single struct vn_nary_op_s. Store tree code length and
4572 a variable number of operands.
4573 (struct vn_reference_op_struct): Remove unused op2.
4574 (vn_reference_op_eq): Do not compare op2.
4575 (vn_reference_op_compute_hash): Do not compute hash of op2.
4576 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
4577 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
4578 with vn_nary_op_compute_hash.
4579 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
4580 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
4582 (vn_unary_op_insert, vn_binary_op_insert): Replace with
4584 (visit_unary_op): Call nary functions.
4585 (visit_binary_op): Likewise.
4586 (process_scc): Adjust for struct vn_tables_s changes.
4587 (allocate_vn_table): Likewise.
4588 (free_vn_table): Likewise.
4589 * tree-vn.c (vn_add): Call nary functions.
4590 (vn_lookup): Likewise.
4592 2008-03-08 Jakub Jelinek <jakub@redhat.com>
4595 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
4596 wdst back after sync_compare_and_swapqhi_internal.
4598 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
4601 * config/i386/i386-modes.def (V1DI): New vector mode.
4602 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
4603 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
4604 (MMXMODE248): Ditto.
4605 (MMXMODE): Add V1DI mode.
4606 (mmxvecsize): Change DI mode to V1DI mode.
4607 ("mov<mode>): Use MMXMODEI8 mode iterator.
4608 ("*mov<mode>_internal_rex64"): Ditto.
4609 ("*mov<mode>_internal"): Ditto.
4610 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
4611 ("mmx_sub<mode>3"): Ditto.
4612 ("mmx_adddi3"): Remove insn pattern.
4613 ("mmx_subdi3"): Ditto.
4614 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
4615 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
4616 ("mmx_ashl<mode>3"): Ditto.
4617 ("mmx_lshrdi3"): Remove insn pattern.
4618 ("mmx_ashldi3"): Ditto.
4619 * config/i386/i386.c (classify_argument): Handle V1DImode.
4620 (function_arg_advance_32): Ditto.
4621 (function_arg_32): Ditto.
4622 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
4623 mmx_addv1di3 insn pattern.
4624 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
4625 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
4626 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
4627 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
4628 Remove definitions of built-in functions.
4629 (V1DI_type_node): New node.
4630 (v1di_ftype_v1di_int): Ditto.
4631 (v1di_ftype_v1di_v1di): Ditto.
4632 (v2si_ftype_v2si_si): Ditto.
4633 (v4hi_ftype_v4hi_di): Remove node.
4634 (v2si_ftype_v2si_di): Ditto.
4635 (ix86_init_mmx_sse_builtins): Handle V1DImode.
4636 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
4637 Redefine builtins using def_builtin_const with *_ftype_*_int node.
4638 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
4639 Add new builtins using def_builtin_const.
4640 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
4641 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
4642 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
4643 * config/i386/mmintrin.h (__v1di): New typedef.
4644 (_mm_add_si64): Cast arguments to __v1di type.
4645 (_mm_sub_si64): Ditto.
4646 (_mm_sll_pi16): Cast __count to __v4hi type.
4647 (_mm_sll_pi32): Cast __count to __v2si type.
4648 (_mm_sll_si64): Cast arguments to __v1di type.
4649 (_mm_srl_pi16): Cast __count to __v4hi type.
4650 (_mm_srl_pi32): Cast __count to __v2si type.
4651 (_mm_srl_si64): Cast arguments to __v1di type.
4652 (_mm_sra_pi16): Cast __count to __v4hi type.
4653 (_mm_sra_pi32): Cast __count to __v2si type.
4654 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
4655 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
4656 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
4657 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
4658 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
4659 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
4660 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
4661 (_mm_srai_pi32): Use __builtin_ia32_psradi.
4662 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
4663 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4664 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4665 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
4667 2008-03-07 Joseph Myers <joseph@codesourcery.com>
4669 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
4671 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
4674 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
4675 reg+const addressing for Altivec modes. Don't generate reg+reg
4676 addressing for TFmode or TDmode quantities.
4678 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
4680 * c-common.c (vector_types_convertible_p): Call langhook
4681 instead of comptypes.
4683 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4686 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
4687 integral and scalar float variables which have a
4690 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
4692 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
4693 dwarf_register_span hook when emitting unwind information for
4694 register-to-memory saves.
4695 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
4696 (rs6000_frame_related): Remove call to spe_synthesize_frame.
4698 2008-03-06 Jakub Jelinek <jakub@redhat.com>
4700 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
4701 for the same VAR_DECL.
4703 2008-03-06 Tom Tromey <tromey@redhat.com>
4706 * doc/standards.texi (Standards): Don't mention treelang.
4707 * doc/invoke.texi (Overall Options): Don't mention treelang.
4708 * doc/install.texi (Prerequisites): Don't mention bison or
4710 (Configuration): Don't mention treelang.
4711 (Building): Likewise.
4712 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
4714 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
4716 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
4717 word-extractions out of a multi-word object.
4719 2008-03-06 Richard Guenther <rguenther@suse.de>
4721 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
4722 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
4723 result type and precision.
4724 * expr.c (get_inner_reference): Set unsignedp based on the result
4725 type of BIT_FIELD_REF.
4726 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
4727 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
4728 (try_instantiate_multiple_fields): Likewise. Use the correct type
4730 (sra_build_assignment): Likewise.
4731 (sra_build_elt_assignment): Likewise.
4732 (sra_explode_bitfield_assignment): Likewise.
4733 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
4734 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
4735 set BIT_FIELD_REF_UNSIGNED.
4736 (vectorizable_load): Likewise.
4738 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
4740 * cse.c (cse_extended_basic_block): Invalidate artificial defs
4743 2008-03-06 Richard Guenther <rguenther@suse.de>
4745 * alias.c (struct alias_set_entry): Move has_zero_child field
4746 to pack with alias_set.
4748 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4750 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4753 2008-03-05 Ian Lance Taylor <iant@google.com>
4755 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
4757 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4759 * fwprop.c (update_df): Support width and offset parameters of
4761 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
4762 global_conflicts): Change DF_REF_EXTRACT to either
4763 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4764 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4765 * df-scan.c (df_ref_record, df_defs_record,
4766 df_ref_create_structure, df_def_record_1, df_uses_record,
4767 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
4768 df_bb_refs_collect, df_entry_block_defs_collect,
4769 df_exit_block_uses_collect): Support new width and offset fields.
4770 (ref_extract_pool): New storage pool.
4771 (df_free_ref): New function.
4772 (df_reg_chain_unlink, df_free_collection_rec,
4773 df_sort_and_compress_refs): Call df_free_ref.
4774 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
4776 (df_ref_create_structure): Allocate df_ref_extract if offset and
4777 width fields are used.
4778 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
4779 (df_uses_record): Get offset and width from ZERO_EXTRACT
4781 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
4782 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4783 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4784 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
4785 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4786 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4787 (df_ref_extract): New structure.
4788 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
4789 (df_ref_create): Add width and offset parameters.
4791 2008-03-05 Richard Guenther <rguenther@suse.de>
4793 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4794 Use ranges_overlap_p.
4795 (offset_overlaps_with_access): Rename
4796 to ranges_overlap_p and move ...
4797 * tree-flow-inline.h (ranges_overlap_p): ... here.
4799 * tree.h (get_inner_reference, handled_component_p): Update
4802 * tree.h (record_component_aliases, get_alias_set,
4803 alias_sets_conflict_p, alias_sets_must_conflict_p,
4804 objects_must_conflict_p): Move declarations ...
4805 * alias.h (record_component_aliases, get_alias_set,
4806 alias_sets_conflict_p, alias_sets_must_conflict_p,
4807 objects_must_conflict_p): ... here.
4808 Include coretypes.h.
4809 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
4811 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
4813 * cfg.c: Include tree-flow.h.
4814 (remove_edge_raw): Call redirect_edge_var_map_clear.
4815 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
4816 * tree-flow-inline.h (redirect_edge_var_map_def): New.
4817 (redirect_edge_var_map_result): New.
4818 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
4819 PENDING_STMT use with redirect_edge_var_map_*.
4820 * tree-ssa.c (edge_var_maps): New definition.
4821 (redirect_edge_var_map_add): New.
4822 (redirect_edge_var_map_clear): New.
4823 (redirect_edge_var_map_dup): New.
4824 (redirect_edge_var_map_vector): New.
4825 (redirect_edge_var_map_destroy): New.
4826 (ssa_redirect_edge): Replace PENDING_STMT use with
4827 redirect_edge_var_map_*.
4828 (flush_pending_stmts): Same.
4829 (delete_tree_ssa): Destroy edge var map.
4830 * tree-flow.h (struct _edge_var_map): New.
4831 Define edge_var_map vector type.
4832 Declare redirect_edge_var_map_* prototypes.
4833 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
4834 * tree-cfg.c (reinstall_phi_args): Replace
4835 PENDING_STMT use with redirect_edge_var_map_*.
4837 2008-03-05 Richard Guenther <rguenther@suse.de>
4839 PR tree-optimization/35472
4840 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
4841 whose single use_stmt has a overlapping set of loaded and
4842 stored symbols as that use_stmt might be a noop assignment then.
4844 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
4846 * gthr-rtems.h: Implement __gthread_mutex_destroy.
4848 2008-03-05 Richard Guenther <rguenther@suse.de>
4851 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
4852 should be constants.
4853 * tree-cfg.c (verify_expr): Verify it.
4854 * fold-const.c (fold_truthop): Remove code generating
4855 BIT_FIELD_REFs of structure bases.
4856 (fold_binary): Likewise.
4857 (fold_ternary): Position and size of BIT_FIELD_REFs are
4858 always host integers.
4859 (make_bit_field_ref): Remove.
4860 (optimize_bit_field_compare): Remove.
4861 (all_ones_mask_p): Remove.
4863 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
4866 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
4867 (split_block_and_df_analyze): New. Split basic block and rebuild
4869 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
4871 (split_pattern_seq): Likewise.
4872 (erase_matching_seqs): Likewise.
4873 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
4875 2008-03-04 Geoff Keating <geoffk@apple.com>
4877 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
4878 declaration and code.
4879 (tree_invalid_nonnegative_warnv_p): Likewise.
4881 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4883 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
4884 examples. Truncate option-names then causing overfull hbox.
4886 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4889 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
4891 * configure: Rebuilt.
4893 2008-03-04 Rafael Espindola <espindola@google.com>
4895 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
4896 (tree_unary_nonnegative_warnv_p): New.
4897 (tree_binary_nonnegative_warnv_p): New.
4898 (tree_single_nonnegative_warnv_p): New.
4899 (tree_invalid_nonnegative_warnv_p): New.
4900 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
4902 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4905 * opts.c (handle_option): Postpone 'unknown option' errors only for
4908 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
4911 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
4914 2008-03-04 Rafael Espindola <espindola@google.com>
4916 * fold-const.c (tree_unary_nonzero_warnv_p): New.
4917 (tree_binary_nonzero_warnv_p): New.
4918 (tree_single_nonzero_warnv_p): New.
4919 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
4921 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
4924 * fold-const.c (fold_cond_expr_with_comparison): Prevent
4925 transformations for modes that have signed zeros.
4926 * ifcvt.c (noce_try_abs): Ditto.
4928 2008-03-04 Joseph Myers <joseph@codesourcery.com>
4930 * config/i386/i386.c (override_options): Force
4931 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
4933 2008-03-04 Jan Hubicka <jh@suse.cz>
4936 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
4939 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4941 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
4942 label to probe the stack.
4944 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4946 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
4947 (__gthr_win32_mutex_destroy): Declare.
4948 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
4949 __gthr_win32_mutex_destroy.
4950 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
4952 2008-03-03 Jan Hubicka <jh@suse.cz>
4955 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
4956 aggressive on inlining cold calls.
4958 2008-03-03 Richard Guenther <rguenther@suse.de>
4960 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
4961 struct copies into the expression table.
4962 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
4963 (try_to_simplify): Likewise.
4964 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
4965 integral and pointer arguments which do not change the
4966 precision to NOP_EXPRs.
4967 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
4968 VIEW_CONVERT_EXPR case.
4970 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
4972 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
4973 defined in a loop at depth 0 is invariant.
4974 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4975 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
4976 be called at loop depth 0.
4978 2008-03-02 Jakub Jelinek <jakub@redhat.com>
4981 * gcc.c (process_command): Update copyright notice dates.
4982 * gcov.c (print_version): Likewise.
4983 * gcov-dump.c (print_version): Likewise.
4984 * mips-tfile.c (main): Likewise.
4985 * mips-tdump.c (main): Likewise.
4987 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4990 * c-common.c (flag_permissive): Delete.
4991 (constant_expression_warnings): Check flags first.
4992 (constant_expression_error): New.
4993 * c-common.h (flag_permissive): Delete.
4994 (constant_expression_error): Declare.
4995 * flags.h (flag_permissive): Declare. Update description.
4996 * diagnostic.c (pedwarn): Update.
4998 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
4999 (permissive_error_kind): New.
5000 * toplev.c (flag_permissive): Define. Update description.
5001 * toplev.h (permissive_error_kind): Declare.
5002 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
5003 (pedwarn_c90): Use pedantic_warning_kind.
5004 * c-opts.c (c_common_post_options): flag_permissive does not affect
5005 flag_pedantic_errors.
5007 2008-03-02 Joseph Myers <joseph@codesourcery.com>
5009 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
5010 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
5011 __absvsi2, __absvDI2): Use unsigned arithmetic.
5013 2008-03-02 Andi Kleen <ak@suse.de>
5014 Richard Guenther <rguenther@suse.de>
5016 * struct-equiv.c: Remove file.
5017 * cfg_cleanup.c (condjump_equiv_p): Remove.
5018 * Makefile.in (OBJS-common): Remove struct-equiv.o.
5019 (struct-equiv.o): Remove rule.
5020 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
5021 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
5022 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
5024 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5026 * ifcvt.c (noce_process_if_block): Try to handle only the then
5027 block if the else block exists but isn't suitable.
5029 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
5032 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
5033 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
5034 regression from previous patch.
5036 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
5039 * gthr.h: Add __gthread_mutex_destroy as a function that must be
5041 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
5042 * gthr-single.h (__gthread_mutex_destroy): Likewise.
5043 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
5044 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
5045 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
5046 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
5047 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
5048 (__gthread_mutex_destroy_function): Rename to
5049 __gthread_mutex_destroy.
5050 * gthr-dce.h (__gthread_mutex_destroy): Call
5051 pthread_mutex_destroy.
5052 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
5053 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
5054 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
5056 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5058 * df-scan.c (df_ref_chain_change_bb): Simplify.
5059 (df_insn_change_bb): Add new_bb argument. Simplify. Call
5060 set_block_for_insn if there's any change.
5061 * df.h ((df_insn_change_bb): Fix prototype.
5062 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
5063 df_insn_change_bb, don't call set_block_for_insn.
5064 * emit-rtl.c (reorder_insns): Likewise.
5065 * haifa-sched.c (move_insn): Likewise.
5067 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5069 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
5071 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5073 * tree-flow-inline.h (next_readonly_imm_use): Return
5074 NULL_USE_OPERAND_P after the end.
5076 2008-03-01 Richard Guenther <rguenther@suse.de>
5078 PR tree-optimization/35411
5079 * tree-sra.c (sra_build_assignment): Split conversion to
5080 final type to a separate statement if we are not assigning
5083 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5085 * fold-const.c (fold_convertible_p): Correct the logic to follow
5086 that in fold_convert().
5088 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
5091 * tree-inline.c (build_duplicate_type): When we make a
5092 duplicate type, make it unique in the canonical types system.
5094 2008-02-29 Tom Tromey <tromey@redhat.com>
5096 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
5097 input_file_stack_history, input_file_stack_restored): Remove.
5098 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
5099 * input.h (struct file_stack): Remove.
5100 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
5101 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
5103 * diagnostic.h (struct diagnostic_context) <last_module>: Change
5105 (diagnostic_last_module_changed): Add 'map' argument.
5106 (diagnostic_set_last_function): Likewise.
5107 * diagnostic.c (undiagnostic_report_current_module): Iterate using
5108 line map, not input_file_stack.
5109 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
5111 2008-02-29 Paul Brook <paul@codesourcery.com>
5113 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
5115 2008-02-29 Paul Brook <paul@codesourcery.com>
5117 * config/arm/ieee754-df.S (muldf3): Use RET macros.
5119 2008-02-29 Richard Guenther <rguenther@suse.de>
5121 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
5123 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
5124 value for comparing for a store match.
5125 (simplify_unary_expression): Do nothing for SSA_NAMEs.
5126 (try_to_simplify): Do not do a full-blown reference lookup.
5128 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
5130 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
5131 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5133 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
5135 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
5137 * tree-loop-linear.c (try_interchange_loops): Compare memory access
5138 strides against cache sizes.
5140 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
5142 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
5145 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
5147 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
5148 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
5149 is smaller than the original promoted value.
5150 (simplify_subreg): If OP is a SUBREG, try to preserve its
5151 SUBREG_PROMOTED_VAR_P information.
5153 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
5155 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
5156 (VN_INFO_GET): Allocate new objects on the obstack.
5157 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
5158 for rpo_numbers_temp, for consistency.
5159 (free_scc_vn): Free the obstack.
5161 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
5163 * doc/invoke.texi: Document -ftree-loop-distribution.
5164 * tree-loop-distribution.c: New.
5165 * tree-pass.h (pass_loop_distribution): New.
5166 * graphds.h (struct graph): Add htab_t indices.
5167 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
5168 * tree-vectorizer.c (rename_variables_in_loop): Extern.
5169 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
5170 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
5171 * tree-data-ref.c (debug_data_dependence_relations): New.
5172 (dump_data_dependence_relation): Also print data references.
5173 (free_data_ref): Extern.
5174 (same_access_functions): Moved...
5175 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
5176 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5177 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
5178 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
5179 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
5180 (stmts_from_loop): Skip LABEL_EXPR.
5181 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
5183 (build_rdg): Initialize rdg->indices htab.
5184 (free_rdg, stores_from_loop, ref_base_address,
5185 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
5186 have_similar_memory_accesses_1, ref_base_address_1,
5187 remove_similar_memory_refs): New.
5188 * tree-data-ref.h: Depend on tree-chrec.h.
5189 (debug_data_dependence_relations, free_data_ref): Declared.
5190 (same_access_functions): ... here.
5191 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
5193 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
5194 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
5195 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
5196 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5197 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
5198 rdg_vertex_for_stmt): Declared.
5199 (struct rdg_edge): Add level.
5201 (free_rdg, stores_from_loop, remove_similar_memory_refs,
5202 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
5204 (rdg_has_similar_memory_accesses): New.
5205 * tree-vect-analyze.c: Remove unused static decls.
5206 * lambda.h (dependence_level): New.
5207 * common.opt (ftree-loop-distribution): New.
5208 * tree-flow.h (mark_virtual_ops_in_bb,
5209 slpeel_tree_duplicate_loop_to_edge_cfg,
5210 rename_variables_in_loop): Declared.
5211 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
5212 (OBJS-common): Add tree-loop-distribution.o.
5213 (tree-loop-distribution.o): New rule.
5214 * tree-cfg.c (mark_virtual_ops_in_bb): New.
5215 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
5216 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
5218 2008-02-28 Joseph Myers <joseph@codesourcery.com>
5221 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
5222 other than structures and unions.
5224 2008-02-28 Richard Guenther <rguenther@suse.de>
5227 2008-02-26 Richard Guenther <rguenther@suse.de>
5229 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5230 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5231 (lookup_decl_from_uid): Declare.
5232 (remove_decl_from_map): Likewise.
5233 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5234 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5235 (decl_for_uid_map): New global hashtable mapping DECL_UID
5237 (init_ttree): Allocate it.
5238 (insert_decl_to_uid_decl_map): New helper function.
5239 (make_node_stat): Insert new decls into the map.
5240 (copy_node_stat): Likewise.
5241 (lookup_decl_from_uid): New function.
5242 (remove_decl_from_map): Likewise.
5243 (print_decl_for_uid_map_statistics): New helper.
5244 (dump_tree_statistics): Call it.
5246 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5247 (referenced_var_iterator): Adjust.
5248 (FOR_EACH_REFERENCED_VAR): Adjust.
5249 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5250 (num_referenced_vars): Adjust.
5251 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5252 (first_referenced_var): Remove.
5253 (end_referenced_vars_p): Likewise.
5254 (next_referenced_var): Likewise.
5255 (referenced_var_iterator_set): New helper function.
5256 * tree-dfa.c (referenced_var_lookup): Adjust.
5257 (referenced_var_check_and_insert): Likewise.
5258 (remove_referenced_var): Likewise.
5259 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5260 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5261 (verify_call_clobbering): Likewise.
5262 (verify_memory_partitions): Likewise.
5263 (init_tree_ssa): Allocate bitmap instead of hashtable for
5265 (delete_tree_ssa): Adjust.
5266 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5267 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5268 (compute_tag_properties): Likewise.
5269 (set_initial_properties): Likewise.
5270 (find_partition_for): Likewise.
5271 (update_reference_counts): Likewise.
5272 (dump_may_aliases_for): Likewise.
5273 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5274 (add_call_clobber_ops): Likewise.
5275 (add_call_read_ops): Likewise.
5276 (get_asm_expr_operands): Likewise.
5277 * tree-into-ssa.c (dump_decl_set): Likewise.
5278 (update_ssa): Likewise.
5279 * tree-sra.c (scan_function): Likewise.
5280 (decide_instantiations): Likewise.
5281 (scalarize_parms): Likewise.
5282 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5283 (dsa_named_for): Likewise.
5284 * tree-ssa-structalias.c (update_alias_info): Likewise.
5285 (merge_smts_into): Likewise.
5287 2008-02-27 David Daney <ddaney@avtrex.com>
5290 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
5291 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
5292 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
5293 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
5294 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
5296 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
5299 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
5300 (BUILT_IN_NEXTTOWARD): Remove.
5301 (BUILT_IN_NEXTTOWARDF): Ditto.
5302 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
5303 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
5305 2008-02-27 Tom Tromey <tromey@redhat.com>
5307 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
5308 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
5310 2008-02-27 Jan Beulich <jbeulich@novell.com>
5312 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
5313 update the respective field on newdecl.
5315 2008-02-27 Revital Eres <eres@il.ibm.com>
5317 PR rtl-optimization/34999
5318 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
5319 crossing edges that ends with a call insn.
5320 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
5321 call insn and clear the EDGE_CROSSING flag of the crossing edge
5322 when fixing fallthru edges.
5324 2008-02-27 Richard Guenther <rguenther@suse.de>
5327 * fold-const.c (fold_unary): Return the correct argument,
5328 converted to the result type.
5330 2008-02-27 Richard Guenther <rguenther@suse.de>
5333 * expr.c (expand_expr_real_1): Assert on rotates that operate
5335 * fold-const.c (fold_binary): Use the types precision, not the
5336 bitsize of the mode if folding rotate expressions. Build rotates
5337 only for full modes.
5339 2008-02-27 Jakub Jelinek <jakub@redhat.com>
5341 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
5343 * c-pragma.c (pragma_ns_name): New typedef.
5344 (registered_pp_pragmas): New variable.
5345 (c_pp_lookup_pragma): New function.
5346 (c_register_pragma_1): If flag_preprocess_only, do nothing
5347 for non-expanded pragmas, for expanded ones push pragma's
5348 namespace and name into registered_pp_pragmas vector.
5349 (c_invoke_pragma_handler): Register OpenMP pragmas even when
5350 flag_preprocess_only, don't register GCC pch_preprocess
5351 pragma if flag_preprocess_only.
5352 * c-opts.c (c_common_init): Call init_pragma even if
5353 flag_preprocess_only.
5354 * c-pragma.c (c_pp_lookup_pragma): New prototype.
5355 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
5356 cpp_register_pragma if flag_preprocess_only.
5358 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5361 * c-parser.c (c_parser_translation_unit): Warn for empty
5362 translation unit, not empty source file.
5364 2008-02-26 Paul Brook <paul@codesourcery.com>
5366 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
5367 operand for Thumb-2.
5368 * config/arm/arm.h (reg_class): Add CORE_REGS.
5369 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
5370 (BASE_REG_CLASS): Use CORE_REGS.
5371 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
5372 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
5373 (REGNO_OK_FOR_INDEX_P): Exclude SP.
5374 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
5375 ARM_REGNO_OK_FOR_INDEX_P.
5376 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
5377 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
5378 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
5379 (ldm/stm peepholes): Ditto.
5380 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
5381 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
5382 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
5383 * config/arm/constraints.md: Enable "k" constraint on ARM.
5385 2008-02-27 Ben Elliston <bje@au.ibm.com>
5387 * config/rs6000/rs6000.c: Annotate cache line size field in all
5388 instances of struct processor_costs.
5390 2008-02-26 David Edelsohn <edelsohn@gnu.org>
5392 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
5393 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
5394 jump_bypass): New counters.
5395 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
5396 * dce.c (gate_ud_dce): Same.
5397 (gate_fast_dce): Same.
5398 * dse.c (gate_dse1): New function.
5399 (gate_dse2): New function.
5400 (gate_dse): Merge results of new gate functions.
5401 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
5402 (gate_handle_jump_bypass): Add dbg_cnt.
5403 (gate_handle_gcse): Add dbg_cnt.
5404 * ifcvt.c (gate_handle_if_conversion): Same.
5405 (gate_handle_if_after_combine): Same.
5406 (gate_handle_if_after_reload): Same.
5407 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
5409 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
5411 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
5413 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
5415 2008-02-26 Jason Merrill <jason@redhat.com>
5418 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
5419 alone if it's the naming decl for the type's main variant.
5421 2008-02-26 Tom Tromey <tromey@redhat.com>
5423 * system.h (USE_MAPPED_LOCATION): Poison.
5424 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
5425 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
5426 (make_goto_expr_edges): Likewise.
5427 (remove_bb): Likewise.
5428 (execute_warn_function_return): Likewise.
5429 * basic-block.h (struct edge_def) <goto_locus>: Change type to
5431 * c-common.c (fname_decl): Remove old location code.
5432 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
5434 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
5436 (ASM_INPUT_SOURCE_LOCATION): Likewise.
5437 (gen_rtx_ASM_INPUT): Likewise.
5438 (gen_rtx_ASM_INPUT_loc): Likewise.
5439 (get_rtx_asm_OPERANDS): Remove.
5440 * cfglayout.c (insn_locators_alloc): Remove old location code.
5441 (set_curr_insn_source_location): Likewise.
5442 (curr_insn_locator): Likewise.
5443 * print-tree.c (print_node): Remove old location code.
5444 * tree-mudflap.c (mf_varname_tree): Remove old location code.
5445 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
5446 * cfgexpand.c (expand_gimple_cond_expr): Don't use
5447 location_from_locus.
5448 (construct_exit_block): Remove old location code.
5449 * emit-rtl.c (force_next_line_note): Remove old location code.
5450 * profile.c (branch_prob): Remove old location code.
5451 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
5452 LOC_LINE): Remove old-location variants.
5453 * langhooks.c (lhd_print_error_function): Remove old location
5455 * configure, config.in: Rebuilt.
5456 * configure.ac (--enable-mapped-location): Remove.
5457 * c-decl.c (c_init_decl_processing): Remove old location code.
5458 (finish_function): Likewise.
5459 * recog.c (decode_asm_operands): Remove old location code.
5460 * c-pch.c (c_common_read_pch): Remove old location code.
5461 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
5463 * gimple-low.c (lower_function_body): Remove old location code.
5464 * toplev.c (unknown_location): Remove.
5465 (push_srcloc): Remove old-location variant.
5466 (process_options): Remove old location code.
5467 (lang_dependent_init): Likewise.
5468 * input.h (UNKNOWN_LOCATION): Move definition.
5469 (location_t): Undeprecate.
5470 (source_locus): Remove.
5471 (location_from_locus): Remove.
5472 (struct location_s): Remove.
5473 Remove all old-location code.
5474 (input_line, input_filename): Remove.
5475 * final.c (final_scan_insn): Remove old location code.
5476 * diagnostic.c (diagnostic_build_prefix): Remove
5477 USE_MAPPED_LOCATION test.
5478 * tree.h (gimple_stmt) <locus>: Now a location_t.
5479 (tree_exp) <locus>: Likewise.
5480 (DECL_IS_BUILTIN): Remove old-location variant.
5481 (annotate_with_file_line, annotate_with_locus): Likewise.
5482 (expr_locus, set_expr_locus): Update.
5483 * tree.c (build1_stat): Remove old location code.
5484 (last_annotated_node): Remove.
5485 (annotate_with_file_line): Remove old-location variant.
5486 (annotate_with_locus): Likewise.
5487 (expr_location): Remove old location code.
5488 (set_expr_location): Likewise.
5489 (expr_has_location): Likewise.
5490 (expr_locus): Likewise.
5491 (set_expr_locus): Likewise.
5492 (expr_filename): Don't use location_from_locus.
5493 (expr_lineno): Likewise.
5494 * rtl-error.c (location_for_asm): Remove old location code.
5495 * c-lex.c (cb_line_change): Remove old location code.
5496 (fe_file_change): Likewise.
5497 (cb_def_pragma): Likewise.
5498 (c_lex_with_flags): Likewise.
5499 * gengtype.c (do_typedef): Don't special-case location types.
5500 (define_location_structures): Remove.
5501 (main): Don't call define_location_structures.
5502 * tree-pretty-print.c (dump_implicit_edges): Remove old location
5505 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5508 * builtins.def (BUILT_IN_STDARG_START): Remove.
5509 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
5510 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5511 * tree-inline.c (inline_forbidden_p_1): Likewise.
5513 2008-02-26 Richard Guenther <rguenther@suse.de>
5515 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5516 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5517 (lookup_decl_from_uid): Declare.
5518 (remove_decl_from_map): Likewise.
5519 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5520 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5521 (decl_for_uid_map): New global hashtable mapping DECL_UID
5523 (init_ttree): Allocate it.
5524 (insert_decl_to_uid_decl_map): New helper function.
5525 (make_node_stat): Insert new decls into the map.
5526 (copy_node_stat): Likewise.
5527 (lookup_decl_from_uid): New function.
5528 (remove_decl_from_map): Likewise.
5529 (print_decl_for_uid_map_statistics): New helper.
5530 (dump_tree_statistics): Call it.
5532 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5533 (referenced_var_iterator): Adjust.
5534 (FOR_EACH_REFERENCED_VAR): Adjust.
5535 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5536 (num_referenced_vars): Adjust.
5537 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5538 (first_referenced_var): Remove.
5539 (end_referenced_vars_p): Likewise.
5540 (next_referenced_var): Likewise.
5541 (referenced_var_iterator_set): New helper function.
5542 * tree-dfa.c (referenced_var_lookup): Adjust.
5543 (referenced_var_check_and_insert): Likewise.
5544 (remove_referenced_var): Likewise.
5545 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5546 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5547 (verify_call_clobbering): Likewise.
5548 (verify_memory_partitions): Likewise.
5549 (init_tree_ssa): Allocate bitmap instead of hashtable for
5551 (delete_tree_ssa): Adjust.
5552 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5553 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5554 (compute_tag_properties): Likewise.
5555 (set_initial_properties): Likewise.
5556 (find_partition_for): Likewise.
5557 (update_reference_counts): Likewise.
5558 (dump_may_aliases_for): Likewise.
5559 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5560 (add_call_clobber_ops): Likewise.
5561 (add_call_read_ops): Likewise.
5562 (get_asm_expr_operands): Likewise.
5563 * tree-into-ssa.c (dump_decl_set): Likewise.
5564 (update_ssa): Likewise.
5565 * tree-sra.c (scan_function): Likewise.
5566 (decide_instantiations): Likewise.
5567 (scalarize_parms): Likewise.
5568 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5569 (dsa_named_for): Likewise.
5570 * tree-ssa-structalias.c (update_alias_info): Likewise.
5571 (merge_smts_into): Likewise.
5573 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5576 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
5577 * c-opts.c (c_common_handle_option): Wall enables
5578 Wvolatile-register-var.
5579 * common.opt: Move Wvolatile-register-var to...
5582 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5584 * common.opt (Wlarger-than=): New.
5585 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
5587 * opts.c (common_handle_option): Handle -Wlarger-than=.
5588 * optc-gen.awk: Likewise.
5589 * opth-gen.awk: Likewise.
5590 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
5591 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5593 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5595 * c-common.c (match_case_to_enum_1): Add appropriate
5596 OPT_W* parameter to warning.
5597 (c_do_switch_warnings): Likewise.
5598 * c-typeck.c (warning_init): Add one more parameter following
5600 (push_init_level): Update call to warning_init.
5601 (pop_init_level): Likewise.
5602 (add_pending_init): Likewise.
5603 (output_init_element: Likewise.
5605 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5608 * toplev.c (toplev_main): If there are warnings or error, print
5609 errors for ignored options.
5610 * opts.c (ignored_options): New static variable.
5611 (postpone_unknown_option_error): New.
5612 (print_ignored_options): New.
5613 (handle_option): Postpone errors for unknown -Wno-* options.
5614 * opts.h (print_ignored_options): Declare.
5616 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
5618 * config/mips/mips.md (loadgp_blockage, blockage): Change type
5621 2008-02-25 Richard Guenther <rguenther@suse.de>
5624 2008-02-25 Richard Guenther <rguenther@suse.de>
5626 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5627 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5628 (lookup_decl_from_uid): Declare.
5629 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5630 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5631 (decl_for_uid_map): New global hashtable mapping DECL_UID
5633 (init_ttree): Allocate it.
5634 (insert_decl_to_uid_decl_map): New helper function.
5635 (make_node_stat): Insert new decls into the map.
5636 (copy_node_stat): Likewise.
5637 (lookup_decl_from_uid): New function.
5638 (print_decl_for_uid_map_statistics): New helper.
5639 (dump_tree_statistics): Call it.
5641 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5642 (referenced_var_iterator): Adjust.
5643 (FOR_EACH_REFERENCED_VAR): Adjust.
5644 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5645 (num_referenced_vars): Adjust.
5646 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5647 (first_referenced_var): Remove.
5648 (end_referenced_vars_p): Likewise.
5649 (next_referenced_var): Likewise.
5650 (referenced_var_iterator_set): New helper function.
5651 * tree-dfa.c (referenced_var_lookup): Adjust.
5652 (referenced_var_check_and_insert): Likewise.
5653 (remove_referenced_var): Likewise.
5654 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5655 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5656 (verify_call_clobbering): Likewise.
5657 (verify_memory_partitions): Likewise.
5658 (init_tree_ssa): Allocate bitmap instead of hashtable for
5660 (delete_tree_ssa): Adjust.
5661 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5662 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5663 (compute_tag_properties): Likewise.
5664 (set_initial_properties): Likewise.
5665 (find_partition_for): Likewise.
5666 (update_reference_counts): Likewise.
5667 (dump_may_aliases_for): Likewise.
5668 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5669 (add_call_clobber_ops): Likewise.
5670 (add_call_read_ops): Likewise.
5671 (get_asm_expr_operands): Likewise.
5672 * tree-into-ssa.c (dump_decl_set): Likewise.
5673 (update_ssa): Likewise.
5674 * tree-sra.c (scan_function): Likewise.
5675 (decide_instantiations): Likewise.
5676 (scalarize_parms): Likewise.
5677 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5678 (dsa_named_for): Likewise.
5679 * tree-ssa-structalias.c (update_alias_info): Likewise.
5680 (merge_smts_into): Likewise.
5682 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5685 * doc/invoke.texi (-fcx-limited-range): Document new option.
5686 * toplev.c (process_options): Handle -fcx-fortran-rules.
5687 * common.opt: Add documentation for -fcx-fortran-rules.
5689 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5692 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
5693 actual behaviour and C99.
5695 2008-02-26 Ben Elliston <bje@au.ibm.com>
5697 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
5698 (ASM_CPU_POWER6_SPEC): Likewise.
5699 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
5700 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
5701 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
5703 2008-02-25 Richard Guenther <rguenther@suse.de>
5705 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5706 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5707 (lookup_decl_from_uid): Declare.
5708 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5709 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5710 (decl_for_uid_map): New global hashtable mapping DECL_UID
5712 (init_ttree): Allocate it.
5713 (insert_decl_to_uid_decl_map): New helper function.
5714 (make_node_stat): Insert new decls into the map.
5715 (copy_node_stat): Likewise.
5716 (lookup_decl_from_uid): New function.
5717 (print_decl_for_uid_map_statistics): New helper.
5718 (dump_tree_statistics): Call it.
5720 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5721 (referenced_var_iterator): Adjust.
5722 (FOR_EACH_REFERENCED_VAR): Adjust.
5723 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5724 (num_referenced_vars): Adjust.
5725 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5726 (first_referenced_var): Remove.
5727 (end_referenced_vars_p): Likewise.
5728 (next_referenced_var): Likewise.
5729 (referenced_var_iterator_set): New helper function.
5730 * tree-dfa.c (referenced_var_lookup): Adjust.
5731 (referenced_var_check_and_insert): Likewise.
5732 (remove_referenced_var): Likewise.
5733 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5734 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5735 (verify_call_clobbering): Likewise.
5736 (verify_memory_partitions): Likewise.
5737 (init_tree_ssa): Allocate bitmap instead of hashtable for
5739 (delete_tree_ssa): Adjust.
5740 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5741 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5742 (compute_tag_properties): Likewise.
5743 (set_initial_properties): Likewise.
5744 (find_partition_for): Likewise.
5745 (update_reference_counts): Likewise.
5746 (dump_may_aliases_for): Likewise.
5747 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5748 (add_call_clobber_ops): Likewise.
5749 (add_call_read_ops): Likewise.
5750 (get_asm_expr_operands): Likewise.
5751 * tree-into-ssa.c (dump_decl_set): Likewise.
5752 (update_ssa): Likewise.
5753 * tree-sra.c (scan_function): Likewise.
5754 (decide_instantiations): Likewise.
5755 (scalarize_parms): Likewise.
5756 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5757 (dsa_named_for): Likewise.
5758 * tree-ssa-structalias.c (update_alias_info): Likewise.
5759 (merge_smts_into): Likewise.
5761 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
5764 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
5765 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
5766 * alias.h (nonoverlapping_memrefs_p): Likewise.
5768 2008-02-25 Jan Beulich <jbeulich@novell.com>
5770 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
5771 * config/i386/netware-libgcc.exp: Add __bswap?i2,
5772 __emultls_get_address, __emultls_register_common,
5773 __floatundi?f, and _Unwind_GetIPInfo.
5774 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
5775 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
5776 (gen_regparm_prefix): Likewise.
5777 (i386_nlm_encode_section_info): Sync with
5778 config/i386/winnt.c:i386_pe_encode_section_info().
5779 (i386_nlm_maybe_mangle_decl_assembler_name): New.
5780 i386_nlm_mangle_decl_assembler_name): New.
5781 (netware_override_options): New.
5782 * config/i386/netware.h (netware_override_options): Declare.
5783 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
5784 (i386_nlm_mangle_decl_assembler_name): Declare.
5785 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
5787 2008-02-25 Ben Elliston <bje@au.ibm.com>
5790 * c-decl.c (grokdeclarator): Remove unused local variables
5791 `typedef_type' and `type_as_written'.
5793 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
5794 unused local variable `has_hot_blocks'.
5795 (fix_crossing_conditional_branches): Remove unused local variable
5798 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
5801 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
5802 using DEF_C99_BUILTIN.
5803 (BUILT_IN_NANF): Ditto.
5804 (BUILT_IN_NANL): Ditto.
5806 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
5807 Revital Eres <eres@il.ibm.com>
5809 * modulo-sched.c (calculate_must_precede_follow): Address TODO
5810 regarding the order of two dependent insns in the same row.
5812 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
5814 * stor-layout.c (layout_decl): Do not bump the alignment of a
5815 bit-field to more than byte alignment if it is packed.
5817 2008-02-24 David Edelsohn <edelsohn@gnu.org>
5819 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
5822 2008-02-24 Diego Novillo <dnovillo@google.com>
5824 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
5827 * tree-vrp.c (vrp_evaluate_conditional): With
5828 -Wtype-limits, emit a warning when comparing against a
5829 constant outside the natural range of OP0's type.
5830 * c.opt (Wtype-limits): Move ...
5831 * common.opt (Wtype-limits): ... here.
5833 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
5835 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
5836 * config/rs6000/e300c2c3.md: New file.
5837 * config/rs6000/rs6000.c (processor_costs): Add new costs for
5839 (rs6000_override_options): Add e300c2 and e300c3 cases to
5840 processor_target_table. Do not allow usage of Altivec or Spe
5841 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
5842 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
5843 * config/rs6000/rs6000.h (processor_type): Add
5844 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
5845 (ASM_CPU_SPEC): Add e300c2 and e300c3.
5846 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
5847 and ppce300c3. Include e300c2c3.md.
5849 2008-02-23 David Edelsohn <edelsohn@gnu.org>
5851 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
5852 instead of TARGET_STRICT_ALIGN.
5854 2008-02-23 Joseph Myers <joseph@codesourcery.com>
5856 * explow.c (memory_address): Assert that the generated address is
5859 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5862 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
5863 * config/darwin-ppc-ldouble-patch.def: New file.
5864 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
5865 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
5866 SUBTARGET_INIT_BUILTINS if defined.
5867 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
5870 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5873 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
5874 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
5876 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5879 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
5880 file" warning condtional on -Winvalid-PCH.
5882 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5884 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
5886 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
5890 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
5891 prevent reload from using MMX registers.
5892 (*mov<mode>_internal): Ditto.
5893 (*movv2sf_internal_rex64): Ditto.
5894 (*movv2sf_internal): Ditto.
5896 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5898 PR documentation/31569
5899 * doc/install.texi2html: Use makeinfo --no-number-sections.
5901 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5903 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
5904 ensure that we can address an entire entity > 8 bytes. Don't
5905 generate reg+reg addressing for such data.
5907 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5909 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
5910 strings when optimizing for size, unless the target cares about
5913 2008-02-22 Tom Tromey <tromey@redhat.com>
5915 * regclass.c (current_pass): Remove declaration.
5917 2008-02-22 Anatoly Sokolov <aesok@post.ru>
5919 * config/avr/libgcc.S (__RAMPZ__): Define.
5920 (__do_copy_data): Add for devices with 128KB code memory.
5922 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5924 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
5926 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
5928 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
5930 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
5933 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5936 * c-typeck.c (build_binary_op): Warn about floating point
5937 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
5939 2008-02-21 Janis Johnson <janis187@us.ibm.com>
5942 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
5943 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
5945 (rs6000_override_options): Set altivec_abi as default, not override,
5946 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
5947 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
5948 is used; use new member spe_abi.
5949 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
5950 spe_abi and altivec_abi.
5952 2008-02-22 Tomas Bily <tbily@suse.cz>
5954 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
5956 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5959 * config.build (build_file_translate): Set to `CMD //c' only if
5961 * Makefile.in (build_file_translate): Improve comment.
5963 2008-02-21 Jan Hubicka <jh@suse.cz>
5965 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
5966 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
5967 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
5969 2008-02-21 Michael Matz <matz@suse.de>
5972 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
5974 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
5976 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
5977 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
5979 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
5980 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
5981 SSE_VEC_FLOAT_MODE_P as insn constraint.
5982 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
5983 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
5984 sse4a_movntdf using MODEF mode iterator.
5985 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
5986 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
5987 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
5988 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
5989 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
5990 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
5991 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
5993 2008-02-21 Richard Guenther <rguenther@suse.de>
5995 * tree.def (PAREN_EXPR): New tree code.
5996 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
5998 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
5999 * expr.c (expand_expr_real_1): Likewise.
6000 * tree-inline.c (estimate_num_insns_1): Likewise.
6001 * tree-complex.c (expand_complex_move): Likewise.
6002 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
6005 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
6008 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
6010 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
6013 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
6015 * config/sh/sh.c (find_barrier): Don't go past
6016 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
6018 2008-02-20 DJ Delorie <dj@redhat.com>
6020 * config/h8300/h8300.md (insv): Force source operand to be a register.
6022 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
6023 as a jump, not as a plain insn.
6025 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
6027 * doc/invoke.texi (Warning Options): Add new option
6028 -Wframe-larger-than=.
6029 (-Wframe-larger-than): Document.
6031 * flags.h (warn_frame_larger_than, frame_larger_than_size):
6032 Add declarations for new option variables.
6034 * final.c (final_start_function): Check the frame size
6035 before emission and issue a Wframe-larger-than warning.
6037 * opts.c (warn_frame_larger_than, frame_larger_than_size):
6038 Add definitions for new option variables.
6039 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
6041 * common.opt (Wframe-larger-than=): New option.
6043 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
6045 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
6046 (<sse>_div<mode>3): Ditto.
6047 (<sse>_vmdiv<mode>3): Ditto.
6048 (<sse>_vmsqrt<mode>2): Ditto.
6049 (*smax<mode>3): Ditto.
6050 (sse5_frcz<mode>2): Ditto.
6051 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
6054 2008-02-20 Richard Guenther <rguenther@suse.de>
6057 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
6058 be happy with INTEGRAL_TYPE_P.
6060 2008-02-20 Richard Guenther <rguenther@suse.de>
6062 * fold-const.c (split_tree): Associate floatig-point expressions
6063 if flag_associative_math is set.
6065 2008-02-20 Richard Guenther <rguenther@suse.de>
6067 * tree.h (fold_real_zero_addition_p): Declare.
6068 * fold-const.c (fold_real_zero_addition_p): Export.
6069 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
6070 floating-point operations with zero and one.
6072 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
6074 * doc/install.texi: Correct references to CFLAGS, replacing them
6075 with BOOT_CFLAGS. Document flags used during bootstrap for
6078 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
6080 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
6081 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
6082 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
6084 (smin<mode>3): Ditto from similar patterns.
6085 (smax<mode>3): Ditto.
6086 (*ieee_smin<mode>3): Ditto.
6087 (*ieee_smax<mode>3): Ditto.
6088 * config/i386/sse.md (sse): New mode attribute.
6089 (mov<mode>): Macroize expander from movv4sf and movv2df using
6090 SSEMODEF2P mode iterator.
6091 (<sse>_movnt<mode>): Ditto from similar patterns. Use
6092 SSE_VEC_FLOAT_MODE_P as insn constraint.
6093 (storent<mode>): Ditto.
6094 (storent<mode>): Macroize expander from storentsf and storentdf using
6095 MODEF mode iterator.
6096 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
6097 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
6098 (abs<mode>2): Ditto from similar patterns.
6099 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
6100 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
6101 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
6102 (<sse>_vmsqrt<mode>2): Ditto.
6103 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
6104 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
6105 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
6106 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
6107 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
6108 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
6109 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
6111 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
6112 iterator and SSE_FLOAT_MODE_P as insn constraint.
6113 (<sse>_ucomi): Ditto from similar patterns.
6114 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
6115 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
6116 SSE_VEC_FLOAT_MODE_P as insn constraint.
6117 (vcond<mode>): Ditto from similar patterns.
6118 (and<mode>3, *and<mode>3): Ditto.
6119 (<sse>_nand<mode>3): Ditto.
6120 (ior<mode>3, *ior<mode>3): Ditto.
6121 (xor<mode>3, *xor<mode>3): Ditto.
6122 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
6123 iterator and SSE_FLOAT_MODE_P as insn constraint.
6124 (*nand<mode>3): Ditto from similar patterns.
6125 (*ior<mode>3): Ditto.
6126 (*xor<mode>3): Ditto.
6128 2008-02-20 Ira Rosen <irar@il.ibm.com>
6130 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
6131 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
6132 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
6134 2008-02-19 Jan Hubicka <jh@suse.cz>
6136 * predict.c (tree_bb_level_predictions): Remove variable next
6137 mistakely introduced by previous commit.
6139 2008-02-19 Jan Hubicka <jh@suse.cz>
6141 * predict.c (predict_paths_leading_to): Rewrite.
6142 (predict_paths_for_bb): New.
6143 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
6145 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6148 * Makefile.in (build_file_translate): New.
6149 (gcc-vers.texi): Use it for translating $(abs_srcdir).
6150 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
6151 * configure.ac (build_file_translate): Substitute it.
6152 * configure: Regenerate.
6154 2008-02-19 Jan Hubicka <jh@suse.cz>
6156 PR rtl-optimization/34408
6157 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
6160 2008-02-19 Jan Hubicka <jh@suse.cz>
6163 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
6166 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
6169 * config/i386/i386-modes.def: Revert the last DI alignment
6170 change until Ada people can look into it.
6172 2008-02-19 Nick Clifton <nickc@redhat.com>
6174 * opts.c (print_specific_help): Fix typo in --help text.
6176 2008-02-19 Jakub Jelinek <jakub@redhat.com>
6179 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
6180 32-bit inline asm without asm alternatives for host GCC < 3.0.
6182 2008-02-19 Richard Guenther <rguenther@suse.de>
6184 PR tree-optimization/34989
6185 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
6186 Allow propagation to INDIRECT_REF if we can simplify only.
6188 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6190 * c-common.c (warn_for_collisions_1): Use appropriate option when
6193 2008-02-19 Nick Clifton <nickc@redhat.com>
6196 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
6197 (handle_options): Fix indentation.
6198 (print_filtered_help): If no language-specific options were
6199 displayed tell the user how to list all the options supported by
6200 the language's front-end.
6201 (print_specific_help): Fix indentation and remove duplicate line.
6202 (common_handle_option): Handle the -v option.
6203 For --help enable the display of undocumented options if the -v
6204 switch has been included on the command line.
6205 For --help= check for overlaps in the arguments between the option
6206 classes and the language names and issue a warning when they
6207 cannot be disambiguated.
6208 * c.opt (v): Pass on to the common option handler.
6210 2008-02-19 Revital Eres <eres@il.ibm.com>
6212 * modulo-sched.c (sms_schedule): Change dump message when
6213 create_ddg function fails.
6214 (try_scheduling_node_in_cycle): Rename row to cycle.
6215 (print_partial_schedule): Rename CYCLE to ROW.
6217 2008-02-19 Christian Bruel <christian.bruel@st.com>
6218 Zdenek Dvorak <ook@ucw.cz>
6220 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
6222 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
6225 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
6226 (*x86_movdicc_0_m1_se): Ditto.
6228 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
6230 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
6231 (CMPtype): Define as __gcc_CMPtype.
6232 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
6233 (CMPtype): Define as __gcc_CMPtype.
6235 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
6237 Support valgrind 3.3 for --enable-checking=valgrind.
6238 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
6240 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
6241 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
6242 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
6243 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
6244 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
6245 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
6246 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
6248 * ggc-zone.c: Similar.
6249 * ggc-page.c: Similar.
6251 2008-02-19 Paul Brook <paul@codesourcery.com>
6254 * config/arm/ieee754-df.S: Fix do_it typo.
6255 * config/arm/ieee754-sf.S: Fix do_it typo.
6257 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
6260 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
6261 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
6262 (OPTION_MASK_ISA_SSE_SET): Likewise.
6263 (OPTION_MASK_ISA_SSE2_SET): Likewise.
6264 (OPTION_MASK_ISA_SSE3_SET): Likewise.
6265 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
6266 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
6267 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
6268 (OPTION_MASK_ISA_SSE4_SET): Likewise.
6269 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
6270 (OPTION_MASK_ISA_SSE5_SET): Likewise.
6271 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
6272 (OPTION_MASK_ISA_MMX_UNSET): Updated.
6273 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
6274 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
6275 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
6276 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
6277 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
6278 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
6279 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
6280 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
6281 (OPTION_MASK_ISA_SSE4): Removed.
6282 (ix86_handle_option): Turn on bits in ix86_isa_flags and
6283 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
6284 (override_options): Don't turn on implied SSE/MMX bits in
6287 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
6289 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6292 2008-02-18 Joey Ye <joey.ye@intel.com>
6295 * tree-nested.c (insert_field_into_struct): Set type alignment
6296 to field alignment if the former is less than the latter.
6298 2008-02-18 Jakub Jelinek <jakub@redhat.com>
6300 * BASE-VER: Set to 4.4.0.
6302 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6304 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
6305 * doc/cfg.texi: Likewise.
6306 * doc/extend.texi: Likewise.
6307 * doc/gty.texi: Likewise.
6308 * doc/invoke.texi: Likewise.
6309 * doc/loop.texi: Likewise.
6310 * doc/md.texi: Likewise.
6311 * doc/passes.texi: Likewise.
6312 * doc/rtl.texi: Likewise.
6313 * doc/sourcebuild.texi: Likewise.
6314 * doc/tm.texi: Likewise.
6315 * doc/tree-ssa.texi: Likewise.
6317 2008-02-17 Richard Guenther <rguenther@suse.de>
6320 * tree-complex.c (init_parameter_lattice_values): Handle parameters
6321 without default definition.
6323 2008-02-17 Richard Guenther <rguenther@suse.de>
6325 PR tree-optimization/35231
6326 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
6329 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
6332 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6333 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
6334 libgcc_cmp_return mode.
6336 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6339 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
6341 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
6343 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
6346 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6348 * doc/c-tree.texi: Use `@.' where appropriate.
6349 * doc/extend.texi: Likewise.
6350 * doc/install.texi: Likewise.
6351 * doc/invoke.texi: Likewise.
6352 * doc/loop.texi: Likewise.
6353 * doc/makefile.texi: Likewise.
6354 * doc/md.texi: Likewise.
6355 * doc/passes.texi: Likewise.
6356 * doc/standards.texi: Likewise.
6357 * doc/tm.texi: Likewise.
6359 2008-02-15 Jakub Jelinek <jakub@redhat.com>
6362 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
6364 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
6365 rather than in entry_bb.
6367 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6369 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
6370 libgcc_cmp_return mode.
6372 2008-02-15 Jakub Jelinek <jakub@redhat.com>
6375 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
6376 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
6378 2008-02-15 Richard Guenther <rguenther@suse.de>
6379 Zdenek Dvorak <ook@ucw.cz>
6381 PR tree-optimization/35164
6382 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
6383 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
6384 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
6385 Only propagate addresses which do not have abnormal SSA_NAMEs
6388 2008-02-15 Joseph Myers <joseph@codesourcery.com>
6391 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
6393 2008-02-15 Jan Hubicka <jh@suse.cz>
6396 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
6398 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6401 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
6402 when calculating alignment_pad.
6404 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6406 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
6407 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
6408 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
6409 and STACK_BOUNDARY define.
6411 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
6413 PR preprocessor/35061
6414 * c-pragma.c (handle_pragma_pop_macro): Check that
6415 pushed_macro_table has been allocated.
6417 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
6420 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
6421 (force_gimple_operand): Likewise.
6422 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
6423 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
6424 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
6425 (find_interesting_uses_address): Check addressability and alignment
6426 of the base expression only after substituting bases of IVs into it.
6428 2008-02-14 Michael Matz <matz@suse.de>
6431 * function.c (instantiate_virtual_regs_in_insn): Reload address
6432 before falling back to reloading the whole operand.
6434 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
6436 * config/s390/s390.c (s390_mainpool_start): Emit the pool
6437 before the first section switch note.
6439 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6441 * doc/bugreport.texi: Update copyright years.
6442 * doc/c-tree.texi: Likewise.
6443 * doc/cfg.texi: Likewise.
6444 * doc/cpp.texi: Likewise.
6445 * doc/cppinternals.texi: Likewise.
6446 * doc/fragments.texi: Likewise.
6447 * doc/frontends.texi: Likewise.
6448 * doc/gcc.texi: Likewise.
6449 * doc/gty.texi: Likewise.
6450 * doc/hostconfig.texi: Likewise.
6451 * doc/implement-c.texi: Likewise.
6452 * doc/libgcc.texi: Likewise.
6453 * doc/loop.texi: Likewise.
6454 * doc/makefile.texi: Likewise.
6455 * doc/options.texi: Likewise.
6456 * doc/passes.texi: Likewise.
6457 * doc/rtl.texi: Likewise.
6458 * doc/sourcebuild.texi: Likewise.
6459 * doc/standards.texi: Likewise.
6460 * doc/tree-ssa.texi: Likewise.
6461 * doc/trouble.texi: Likewise.
6463 * doc/extend.texi: Use @: or add comma where appropriate.
6464 * doc/invoke.texi: Likewise.
6465 * doc/tm.texi: Likewise.
6467 2008-02-14 Alan Modra <amodra@bigpond.net.au>
6470 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
6473 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
6475 * doc/md.texi (clz, ctz): Add reference.
6476 * doc/rtl.texi (clz, ctz): Likewise.
6478 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6481 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
6484 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
6486 * config/s390/s390.c (struct constant_pool): New field
6487 emit_pool_after added.
6488 (s390_mainpool_start): Set the emit_pool_after flag according
6489 to the section switch notes.
6490 (s390_mainpool_finish): Consider emit_pool_after when emitting
6491 the literal pool at the end of the function.
6492 (s390_chunkify_start): Force literal pool splits at section
6495 2008-02-13 Michael Matz <matz@suse.de>
6498 * var-tracking.c (clobber_variable_part): Correctly traverse the
6501 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6504 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
6505 Add -fdump-ipa-inline.
6506 * tree-dump.c (dump_files): Remove tree-inlined dump.
6507 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
6509 2008-02-12 Richard Guenther <rguenther@suse.de>
6511 PR tree-optimization/35171
6512 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
6515 2008-02-12 Richard Guenther <rguenther@suse.de>
6518 * fold-const.c (fold_widened_comparison): Use get_unwidened in
6519 value-preserving mode. Disallow final truncation.
6521 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
6524 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
6525 code from here to...
6526 (force_gimple_operand): ...here.
6528 2008-02-12 Jakub Jelinek <jakub@redhat.com>
6531 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
6532 non-compatible pointers.
6533 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
6534 different FIELD_DECLs, try harder by comparing field offsets, sizes
6538 * function.c (match_asm_constraints_1): Don't replace the same input
6541 2008-02-12 Anatoly Sokolov <aesok@post.ru>
6543 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
6544 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
6545 (expand_epilogue): Restore RAMPZ register.
6546 * config/avr/avr.md (RAMPZ_ADDR): New constant.
6548 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
6550 * config/i386/cygwin.asm: (__alloca): Correct calling
6551 convention and alignment.
6552 (__chkstk): Force 8 byte stack alignment.
6554 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
6555 Richard Guenther <rguenther@suse.de>
6557 PR tree-optimization/33992
6558 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
6559 the zero we compare against.
6561 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
6564 * gthr-win32.h (__gthread_mutex_destroy_function): New function
6565 to CloseHandle after unlocking to prevent accumulation of handle
6568 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6571 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
6572 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
6573 and update LABEL_NUSES during and after reload.
6575 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
6578 * combine.c (simplify_if_then_else): Make sure the comparison is
6579 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
6581 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
6584 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
6585 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
6586 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
6587 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
6588 * tree.h (get_type_static_bounds): Likewise.
6590 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6592 * doc/invoke.texi (Option Summary, C++ Dialect Options)
6593 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6594 Make -Wfoo language annotations match what the compiler outputs.
6596 2008-02-08 Sa Liu <saliu@de.ibm.com>
6598 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
6599 intrinsics spu_convts, spu_convtu, spu_convtf.
6601 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
6603 * doc/extend.texi (Function Attributes) <noinline>: Mention
6604 asm ("") as method to keep calls.
6606 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6609 * doc/options.texi (Options): Replace references to opts.sh with
6611 * opts-common.c: Likewise.
6612 * optc-gen.awk: Likewise.
6614 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
6616 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
6618 2008-02-07 Richard Henderson <rth@redhat.com>
6621 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
6622 EXPR_LIST for the REG_EQUAL instead of a comparison with a
6625 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
6627 PR tree-optimization/35085
6628 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
6629 for operand entry oe2 in addition to operand entry oe3 in order to
6630 expose more opportunities for vectorizer sum reduction.
6632 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6635 * Makefile.in (LIBS): Remove $(GMPLIBS).
6636 (cc1-dummy, cc1): Add $(GMPLIBS).
6638 2008-02-06 Jan Hubicka <jh@suse.cz>
6641 * i386.md (moddf_integer): Do not produce partial memory stalls for
6642 targets where it hurts.
6644 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
6647 * optabs.c (expand_float): Do not check for decimal modes when
6648 expanding unsigned integer through signed conversion.
6650 2008-02-06 Nick Clifton <nickc@redhat.com>
6652 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
6653 inside the clobber with a match_operand and duplicated operand
6654 number in the constraint.
6655 (ineqbranchsi): Delete redundant comment.
6657 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6659 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
6660 builtin_define ("__USE_INIT_FINI__").
6661 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
6663 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
6665 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6667 PR documentation/30330
6668 * doc/invoke.texi (C++ Dialect Options)
6669 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6670 For each warning option -Wfoo that allows -Wno-foo, ensure both
6671 -Wfoo and -Wno-foo are listed in the option index. Fix index
6672 entry of -Wswitch-default, index -Wnormalized= including the
6673 `=', and -Wlarger-than-@var{len} including @var{len}.
6675 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6677 * config/i386/i386.md (floatunssisf2): Use
6678 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
6679 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
6680 Macroize expander using MODEF mode iterator.
6682 2008-02-05 Diego Novillo <dnovillo@google.com>
6684 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
6687 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
6689 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6692 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
6694 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
6697 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
6698 to indicate if a message should be generated.
6699 (init_cumulative_args): Updated.
6700 (function_value_32): Likewise.
6702 2008-02-05 Joseph Myers <joseph@codesourcery.com>
6704 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
6706 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6709 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
6710 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
6712 2008-02-04 Diego Novillo <dnovillo@google.com>
6714 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
6717 * tree-vrp.c (vrp_evaluate_conditional): With
6718 -Wtype-limits, emit a warning when comparing against a
6719 constant outside the natural range of OP0's type.
6721 2008-02-04 Richard Guenther <rguenther@suse.de>
6724 * expr.c (count_type_elements): Give for unions instead of
6727 2008-02-04 Richard Guenther <rguenther@suse.de>
6730 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
6731 to TYPE_DOMAINs base type instead of using bitsizetype here.
6733 2008-02-03 Jason Merrill <jason@redhat.com>
6735 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
6737 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6740 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
6741 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
6742 (RS/6000 and PowerPC Options): Fix typos and markup.
6743 * doc/passes.texi (Tree-SSA passes): Likewise.
6745 2008-02-02 Michael Matz <matz@suse.de>
6748 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
6749 from record_last_reg_set_info.
6750 (record_last_reg_set_info): Take an RTX argument, iterate over all
6751 constituent hardregs.
6752 (record_last_set_info, record_opr_changes): Change calls to
6753 new signature or to record_last_reg_set_info_regno.
6755 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
6757 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
6759 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
6761 PR rtl-optimization/34773
6762 * reg-notes.def (EQUAL): Mention significance of combination of
6763 REG_EQUAL and REG_RETVAL.
6764 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
6765 insn that has a REG_RETVAL.
6767 2008-02-01 Roger Sayle <roger@eyesopen.com>
6770 * configure.ac (--enable-fixed-point): Disable unless explicitly
6772 * configure: Regenerate.
6774 2008-02-01 Richard Guenther <rguenther@suse.de>
6777 * invoke.texi (-finline-limit): Remove no longer true parts
6778 of the documentation. Note that there is no default value.
6780 2008-02-01 Andrew Pinski <pinskia@gmail.com>
6781 Mark Mitchell <mark@codesourcery.com>
6782 Ben Elliston <bje@au.ibm.com>
6785 * doc/extend.texi (Other Builtins): Document.
6787 2008-01-31 Tom Browder <tom.browder@gmail.com>
6789 * doc/c-tree.texi (Types): Fix grammar.
6790 (Expression trees): Ditto.
6791 * doc/passes.texi (Tree-SSA passes): Ditto.
6793 * doc/configterms.texi (Configure Terms): Fix typo.
6794 * doc/cpp.texi (Common Predefined Macros): Ditto.
6795 * doc/md.texi (Machine Constraints): Ditto.
6797 * doc/makefile.texi (Makefile): Add comma.
6799 2008-01-31 Tom Browder <tom.browder@gmail.com>
6800 Gerald Pfeifer <gerald@pfeifer.com>
6802 * doc/sourcebuild.texi (Front End): Remove references to CVS
6803 and CVSROOT/modules.
6804 (Texinfo Manuals): Replace reference to CVS by one to SVN.
6805 (Back End): Remove reference to CVS.
6807 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6810 * config/mips/mips.c (gen_load_const_gp): New function, taking a
6812 (mips16_gp_pseudo_reg): ...here.
6813 * config/mips/mips.md (load_const_gp): Replace with...
6814 (load_const_gp_<mode>): ...this :P-based insn.
6816 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6818 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
6819 options. Minor fixes.
6820 (-std): Move reference to standards closer to where language
6821 standards are first mentioned.
6823 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6825 PR rtl-optimization/34995
6826 * reload.c (alternative_allows_const_pool_ref): Take an rtx
6827 parameter and return a bool. If the rtx parameter is nonnull,
6828 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
6829 (find_reloads): Update call accordingly. Pass the new operand
6830 if it needed no address reloads, otherwise pass null.
6832 2008-01-30 Richard Henderson <rth@redhat.com>
6835 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
6836 for unbounded arrays.
6838 2008-01-30 Silvius Rus <rus@google.com>
6840 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
6842 2008-01-30 Jan Hubicka <jh@suse.cz>
6845 * i386.c (init_cumulative_args): Use real function declaration when
6848 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
6850 PR rtl-optimization/34998
6851 * global.c (build_insn_chain): Treat non-subreg_lowpart
6852 SUBREGs of pseudos as clobbering all the words covered by the
6853 SUBREG, not just all the bytes.
6854 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
6855 original df_ref rather than an extract parameter.
6856 (global_conflicts): Update call accordingly.
6858 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
6860 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
6861 the overflow check to make it easier to read.
6862 (__fixtfdi): Change the type of the ll member in union
6863 long_double to UDItype_x.
6865 2008-01-30 Jakub Jelinek <jakub@redhat.com>
6868 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
6869 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
6870 * tree-inline.c (fold_marked_statements): Call
6871 cgraph_update_edges_for_call_stmt if folding a call statement.
6872 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
6873 debug_generic_stmt calls, reset it back afterwards.
6876 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
6878 * c-typeck.c (build_external_ref): Don't pedwarn about
6879 static vars in current function's scope.
6881 2008-01-29 Joseph Myers <joseph@codesourcery.com>
6883 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
6885 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
6888 * ipa-struct-reorg.c: Fix spelling.
6889 * params.def: Ditto.
6891 2008-01-29 Richard Guenther <rguenther@suse.de>
6894 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
6896 * tree-inline.c (remap_type): Increment remapping_type_depth
6897 around remapping types.
6898 (copy_body_r): Only add referenced variables if they are referenced
6899 from code, not types.
6901 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
6912 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
6913 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
6915 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
6918 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
6919 pointer for tiny stack.
6921 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6923 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
6925 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6927 * config/vx-common.h: Fix typo in comment.
6929 2008-01-28 Ian Lance Taylor <iant@google.com>
6933 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
6934 coalesce pointers if they have different DECL_NO_TBAA_P values.
6935 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
6936 between variables with different DECL_NO_TBAA_P values.
6938 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
6941 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
6942 are not legitimate small data references on SPE targets.
6944 2008-01-28 David Daney <ddaney@avtrex.com>
6946 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
6948 2008-01-28 David Daney <ddaney@avtrex.com>
6950 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
6952 2008-01-27 Joseph Myers <joseph@codesourcery.com>
6954 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
6955 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
6956 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
6957 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
6958 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
6959 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
6960 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
6961 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
6963 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6965 * basic-block.h (condjump_equiv_p): Fix comment.
6967 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6969 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
6970 print_generic_stmt_indented): Fix comment.
6972 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6974 * configure.ac (__stack_chk_fail): Add detecion for availability
6975 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
6976 * configure: Regenerate.
6978 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
6981 * final.c (output_addr_const): Handle TRUNCATE.
6983 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
6986 * tree-ssa-loop-ivopts.c (comp_cost): New type.
6987 (zero_cost, infinite_cost): New constants.
6988 (struct cost_pair): Change type of cost to comp_cost.
6989 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
6990 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
6992 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
6993 split_address_cost, ptr_difference_cost, difference_cost,
6994 get_computation_cost_at, get_computation_cost,
6995 determine_use_iv_cost_generic, determine_use_iv_cost_address,
6996 determine_use_iv_cost_condition, determine_use_iv_costs,
6997 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
6998 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
6999 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
7000 Change type of cost to comp_cost.
7001 (determine_iv_cost): Increase cost of non-original ivs, instead
7002 of decreasing the cost of original ones.
7003 (get_address_cost): Indicate the complexity of the addressing mode
7005 (try_add_cand_for): Prefer using ivs not specific to some object.
7006 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
7008 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
7009 Janis Johnson <janis187@us.ibm.com>
7012 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
7013 (TARGET_INSTANTIATE_DECLS): Likewise.
7014 * target.h (expand_to_rtl_hook): New target hook.
7015 (instantiate_decls): Likewise.
7016 * function.c (instantiate_decl): Make non-static. Rename to...
7017 (instantiate_decl_rtl): ... this.
7018 (instantiate_expr): Use instantiate_decl_rtl.
7019 (instantiate_decls_1): Likewise.
7020 (instantiate_decls): Likewise.
7021 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
7022 * function.h (instantiate_decl_rtl): Add prototype.
7023 * cfgexpand.c (target.h): New include.
7024 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
7025 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
7026 (TARGET_INSTANTIATE_DECLS): Likewise.
7027 (TARGET_INITIALIZER): New target hooks added.
7028 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
7030 * config/rs6000/rs6000.c (tree-flow.h): New include.
7031 (machine_function): Add sdmode_stack_slot field.
7032 (rs6000_alloc_sdmode_stack_slot): New function.
7033 (rs6000_instantiate_decls): Likewise.
7034 (rs6000_secondary_memory_needed_rtx): Likewise.
7035 (rs6000_check_sdmode): Likewise.
7036 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
7037 (TARGET_INSTANTIATE_DECLS): Likewise.
7038 (rs6000_hard_regno_mode_ok): Allow SDmode.
7039 (num_insns_constant): Likewise. Handle _Decimal32 constants.
7040 (rs6000_emit_move): Handle SDmode.
7041 (function_arg_advance): Likewise.
7042 (function_arg): Likewise.
7043 (rs6000_gimplify_va_arg): Likewise. Add special handling of
7044 SDmode var args for 32-bit compiles.
7045 (rs6000_secondary_reload_class): Handle SDmode.
7046 (rs6000_output_function_epilogue): Likewise.
7047 (rs6000_function_value): Simplify if statement.
7048 (rs6000_libcall_value): Likewise.
7049 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
7050 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
7051 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
7052 (movsd_hardfloat): New define_insn.
7053 (movsd_softfloat): Likewise.
7054 (movsd_store): Likewise.
7055 (movsd_load): Likewise.
7056 (extendsddd2): Likewise.
7057 (extendsdtd2): Likewise.
7058 (truncddsd2): Likewise.
7059 (movdd_hardfloat64): Fixup comment.
7060 (UNSPEC_MOVSD_LOAD): New constant.
7061 (UNSPEC_MOVSD_STORE): Likewise.
7063 2008-01-26 Jakub Jelinek <jakub@redhat.com>
7066 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
7068 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
7069 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
7070 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
7073 2008-01-26 David Edelsohn <edelsohn@gnu.org>
7076 * config.gcc: Separate AIX 5.3 from AIX 6.1.
7077 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7078 __LONGDOUBLE128 too.
7079 * config/rs6000/aix61.h: New file.
7081 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
7083 PR rtl-optimization/34959
7084 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
7085 popcount and parity rtxes the same mode as their operand.
7086 Truncate or extend the result to the return value's mode
7089 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
7092 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
7093 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
7094 to GOT_VERSION_REGNUM.
7095 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
7096 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
7097 * config/mips/mips.c (mips_emit_call_insn): New function.
7098 (mips_call_tls_get_addr): Call mips_expand_call directly.
7099 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
7101 (mips16_build_call_stub): Likewise. Return the call insn or null.
7102 (mips_expand_call): Update the call to mips16_build_call_stub
7103 accordingly and a remove redundant condition. Assert that MIPS16
7104 stubs do not use lazy binding. Use mips_emit_call_insn and return
7106 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
7108 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
7109 (mips_avoid_hazard): Remove hazard_set handling.
7110 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
7111 (UNSPEC_RESTORE_GP): ...this.
7112 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
7113 (FAKE_CALL_REGNO): Rename to...
7114 (GOT_VERSION_REGNUM): ...this.
7115 (type): Add "ghost" value. Add an associated insn reservation.
7116 (hazard_set): Remove.
7117 (exception_receiver): Rename to...
7118 (restore_gp): ...this and update the unspec identifier accordingly.
7119 (exception_receiver, nonlocal_got_receiver): New expanders.
7120 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
7121 FAKE_CALL_REGNO. Remove hazard_set attribute.
7122 (set_got_version, update_got_version): New patterns.
7124 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
7127 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
7129 2008-01-25 Joseph Myers <joseph@codesourcery.com>
7132 * doc/install.texi2html: Generate gcc-vers.texi.
7134 2008-01-25 DJ Delorie <dj@redhat.com>
7136 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7138 2008-01-25 Joseph Myers <joseph@codesourcery.com>
7140 * config/c4x: Remove directory.
7141 * config.gcc (crx-*, mt-*): Mark obsolete.
7142 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
7143 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
7144 sh-*-rtemscoff*): Remove cases.
7145 * defaults.h (C4X_FLOAT_FORMAT): Remove.
7146 * real.c (encode_c4x_single, decode_c4x_single,
7147 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
7148 c4x_extended_format): Remove.
7149 * real.h (c4x_single_format, c4x_extended_format): Remove.
7150 * doc/extend.texi (interrupt, naked): Remove mention of attributes
7152 (Pragmas): Remove comment about c4x pragmas.
7153 * doc/install.texi (c4x): Remove target-specific instructions.
7154 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
7155 * doc/md.texi (Machine Constraints): Remove C4x documentation.
7156 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
7157 refer to C4x source files as examples.
7158 (C4X_FLOAT_FORMAT): Remove documentation.
7160 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
7162 * config/bfin/bfin.c (override_options): Reorder tests so that
7163 flag_pic gets enabled for -msep-data.
7165 2008-01-25 Richard Guenther <rguenther@suse.de>
7168 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
7169 to its bitfield precision if required.
7171 2008-01-25 Jakub Jelinek <jakub@redhat.com>
7174 * tree-nested.c (walk_omp_for): New function.
7175 (convert_nonlocal_reference, convert_local_reference): Call
7176 walk_omp_for on OMP_FOR.
7177 (convert_call_expr): Call walk_body on OMP_FOR's
7178 OMP_FOR_PRE_INIT_BODY.
7180 2008-01-25 Richard Guenther <rguenther@suse.de>
7182 PR tree-optimization/34966
7183 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
7184 default defs and PHI_NODEs we have to insert after the
7187 2008-01-24 Nick Clifton <nickc@redhat.com>
7189 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
7190 Provide a default definition.
7191 (LIBGCC2_UNITS_PER_WORD): Likewise.
7193 * config/stormy16/stormy16.c: Include df.h for the prototype
7194 for df_regs_ever_live_p.
7195 (xstormy16_expand_builtin_va_start): Convert the stack offset
7196 into a component_ref and then use POINTER_PLUS_EXPR to add it
7197 to the incoming_virtual_args_rtx.
7198 (xstormy16_gimplify_va_arg_expr): Rename to
7199 xstormy16_gimplify_va_arg_expr.
7200 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
7201 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
7202 xstormy16_gimplify_va_arg_expr.
7203 Fix up some formatting issues.
7205 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
7206 Move to predicates.md.
7207 (xs_hi_general_operand): Likewise.
7208 (xs_hi_nonmemory_operand): Likewise.
7209 * config/stormy16/predicates.md:
7210 (xstormy16_carry_plus_operand): New predicate.
7211 (xs_hi_general_operand): New predicate.
7212 (xs_hi_nonmemory_operand): New predicate.
7213 * config/stormy16/stormy16-protos.h:
7214 (xstormy16_carry_plus_operand): Delete prototype.
7215 (xs_hi_general_operand): Likewise.
7216 (xs_hi_nonmemory_operand): Likewise.
7218 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
7219 modifiers as they are no longer needed and they can trigger
7220 reload spill failures.
7222 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
7223 with a match_operand in order to help reload.
7225 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
7226 constraint with 'e' for the 8th alternative as this version of
7227 the mov.w instruction only accepts the lower 8 registers.
7229 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
7232 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
7233 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
7236 2008-01-25 Jakub Jelinek <jakub@redhat.com>
7239 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
7241 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
7243 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
7245 (remove_structure): Update allocations list before removing structure.
7247 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
7249 * ipa-struct-reorg.c (is_safe_cond_expr,
7250 create_new_stmts_for_cond_expr): Use integer_zerop function,
7251 that recognize not only zero-pointer, but zero-integer too.
7253 2008-01-25 Ben Elliston <bje@au.ibm.com>
7256 * fixproto: Escape "." in sed expression that strips leading "./".
7258 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
7261 * gcc.c (SWITCH_OK): Removed.
7262 (SWITCH_LIVE): Changed to bit.
7263 (SWITCH_FALSE): Likewise.
7264 (SWITCH_IGNORE): Likewise.
7265 (switchstr): Change live_cond to unsigned int.
7266 (process_command): Replace SWITCH_OK with 0.
7267 (do_self_spec): Likewise.
7268 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
7269 (give_switch): Likewise.
7270 (used_arg): Likewise.
7271 (do_spec_1): Set the SWITCH_IGNORE bit.
7272 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
7273 bits. Set the SWITCH_LIVE bit.
7275 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7277 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
7279 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
7281 PR tree-optimization/34472
7282 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
7283 parameter to a "bool *" and set *DATA to false if there is
7284 an unsafe access. Do not delete the structure here.
7285 (check_cond_exprs): Delete it here instead.
7286 (check_cond_exprs, exclude_cold_structs): Do not increase
7287 I when removing a structure.
7289 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
7292 * config/i386/i386.c (ix86_expand_vector_init): Consider only
7293 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
7295 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
7298 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
7299 a fixed vector for stack.
7301 2008-01-24 Ben Elliston <bje@au.ibm.com>
7304 * doc/gcc.texi (Software development): Add a direntry for g++.
7306 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
7308 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
7309 stale and straggling -fforce-addr comments above.
7311 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
7313 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
7314 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
7316 2008-01-23 Michael Matz <matz@suse.de>
7319 * dwarf2out.c (force_type_die): Use modified_type_die instead of
7322 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
7324 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
7327 2008-01-23 Anatoly Sokolov <aesok@post.ru>
7329 * config/avr/avr.c (avr_current_arch): New variable.
7330 (avr_arch_types): Add 'avr31' and 'avr51' entries.
7331 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
7332 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
7333 (avr_override_options): Init 'avr_current_arch'.
7334 (base_arch_s): Move from here...
7335 * config/avr/avr.h (base_arch_s): ... here. Add new members
7336 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
7337 'mega' to 'have_jmp_call'.
7338 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
7339 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
7341 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
7343 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
7344 MULTILIB_MATCHES): (Ditto.).
7346 2008-01-23 Richard Guenther <rguenther@suse.de>
7349 * cgraphunit.c (cgraph_reset_node): Always mark the node
7350 not reachable if it is not queued already.
7352 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
7354 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
7355 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
7356 (cputype_selected): New static variable.
7357 (bfin_handle_option): Set it if -mcpu is used.
7358 (override_option): Select default set of workarounds if no cpu type
7359 selected on the command line.
7360 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
7362 From Michael Frysinger <michael.frysinger@analog.com>
7363 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
7364 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
7366 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
7367 for bf547, bf523, bf524, and bf526.
7368 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
7370 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7371 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
7372 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
7373 __ADSPBF547__ and __ADSPBF54x__ for bf547.
7374 * doc/invoke.texi (Blackfin Options): Document that
7375 -mcpu now accept bf547, bf523, bf524, and bf526.
7377 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
7379 PR rtl-optimization/34628
7380 * combine.c (try_combine): Stop and undo after the first combination
7381 if an autoincrement side-effect on the first insn has effectively
7384 2008-01-22 David Edelsohn <edelsohn@gnu.org>
7387 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
7388 Offset addresses are not valid for Altivec or paired float modes.
7390 2008-01-22 Jakub Jelinek <jakub@redhat.com>
7393 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
7394 if DECL_INITIAL (decl) is error_mark_node.
7397 * c-common.c (handle_vector_size_attribute): Only allow
7398 integral, scalar float and fixed point types. Handle OFFSET_TYPE
7399 the same way as pointer, array etc. types.
7400 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
7403 * tree.c (build_type_attribute_qual_variant): Call
7404 build_qualified_type if attributes are equal, but quals are not.
7406 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7409 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
7410 * flags.h (warn_strict_aliasing): Remove.
7411 (warn_strict_overflow): Remove.
7412 * opts.c (warn_strict_aliasing): Remove.
7413 (warn_strict_overflow): Remove.
7414 * c-opts.c (c_common_handle_option): -Wall only sets
7415 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
7416 (c_common_post_options): Give default values to -Wstrict-aliasing
7417 and -Wstrict-overflow if they are uninitialized.
7418 * common.opt (Wstrict-aliasing): Specify Var and Init.
7419 (Wstrict-overflow): Likewise.
7421 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
7423 PR rtl-optimization/26854
7424 PR rtl-optimization/34400
7425 PR rtl-optimization/34884
7426 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
7428 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
7429 (df_rd_bb_info.expanded_lr_out): Deleted
7430 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
7431 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
7432 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
7433 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
7434 Removed code to allocate, initialize or free expanded_lr_out.
7435 (df_rd_bb_local_compute_process_def): Restructured to make more
7437 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
7438 sets if the sets are being trimmed.
7440 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
7443 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
7444 (as_vers): Likewise.
7445 * configure: Regenerated.
7447 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7450 * tree-pass.h (pass_build_alias): New pass.
7451 * tree-ssa-alias.c (gate_build_alias): New.
7452 (pass_build_alias): New.
7453 * passes.c (init_optimization_passes): Add pass_build_alias after
7454 pass_create_structure_vars.
7456 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
7458 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
7459 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
7460 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
7461 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
7462 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
7463 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
7464 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
7465 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
7466 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
7467 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
7468 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
7469 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
7470 * config/s390/s390.md (FP_ALL): New mode iterator.
7471 (_d): New mode attribute.
7472 ("*signbit<mode>2>"): Changed mode of first operand.
7473 ("isinf<mode>2"): Changed mode of first operand.
7474 ("*TDC_insn"): Adaptation for DFP modes.
7476 2008-01-22 Ben Elliston <bje@au.ibm.com>
7478 * tree.c (check_qualified_type): Improve function description.
7480 2008-01-21 Jason Merrill <jason@redhat.com>
7483 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
7484 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
7487 2008-01-21 DJ Delorie <dj@redhat.com>
7489 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
7492 2008-01-21 Richard Guenther <rguenther@suse.de>
7495 * tree-cfg.c (verify_expr): Allow all invariant expressions
7496 instead of just constant class ones as reference argument.
7497 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
7498 like any other constant.
7499 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7501 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
7503 * regmove.c (fixup_match_1): Update call crossed frequencies.
7505 2008-01-21 Richard Guenther <rguenther@suse.de>
7508 * tree-inline.c (setup_one_parameter): Deal with mismatched
7509 types using a VIEW_CONVERT_EXPR.
7511 2008-01-21 Alon Dayan <alond@il.ibm.com>
7512 Olga Golovanevsky <olga@il.ibm.com>
7514 PR tree-optimization/34701
7515 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
7516 when the structure size is not a power of 2.
7518 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
7520 * doc/install.texi: Add doc for --enable-checking=df.
7522 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
7524 PR rtl-optimization/34808
7525 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
7527 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7529 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
7532 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7534 PR rtl-optimization/26854
7535 PR rtl-optimization/34400
7536 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
7538 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
7539 (df_rd_bb_info.expanded_lr_out): New.
7540 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
7541 * loop_iv.c (iv_analysis_loop_init): Ditto.
7542 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
7543 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
7544 Added code to allocate, initialize or free expanded_lr_out.
7545 (df_rd_bb_local_compute_process_def): Restructured to make
7546 more understandable.
7547 (df_rd_confluence_n): Add code to do nothing with fake edges and
7548 code to no apply invalidate_by_call sets if the sets are being trimmed.
7549 (df_lr_local_finalize): Renamed to df_lr_finalize.
7550 (df_live_local_finalize): Renamed to df_live_finalize.
7552 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7555 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
7556 deciding whether to use reciprocal instructions.
7558 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
7560 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
7561 dwarf2out_note_section_used if cold_text_section is NULL.
7563 2008-01-19 Jakub Jelinek <jakub@redhat.com>
7565 PR gcov-profile/34610
7566 * tree-cfg.c (make_edges): Mark both outgoing edges from
7567 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
7568 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
7569 from OMP_FOR and OMP_CONTINUE outgoing edges.
7571 * tree-profile.c (tree_profiling): Return early if
7572 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
7574 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
7575 from cfun to child_cfun.
7576 * function.h (struct function): Add after_tree_profile bit.
7578 2008-01-19 Anatoly Sokolov <aesok@post.ru>
7580 * config/avr/avr.S (_exit): Disable interrupt.
7582 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7583 Steven Bosscher <stevenb.gcc@gmail.com>
7585 PR rtl-optimization/26854
7586 PR rtl-optimization/34400
7587 * df-problems.c (df_live_scratch): New scratch bitmap.
7588 (df_live_alloc): Allocate df_live_scratch when doing df_live.
7589 (df_live_reset): Clear the proper bitmaps.
7590 (df_live_bb_local_compute): Only process the artificial defs once
7591 since the order is not important.
7592 (df_live_init): Init the df_live sets only with the variables
7593 found live by df_lr.
7594 (df_live_transfer_function): Use the df_lr sets to prune the
7595 df_live sets as they are being computed.
7596 (df_live_free): Free df_live_scratch.
7598 2008-01-18 Ian Lance Taylor <iant@google.com>
7600 * common.opt: Add fmerge-debug-strings.
7601 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
7602 flag_merge_debug_strings rather than flag_merge_constants.
7603 * doc/invoke.texi (Option Summary): Mention
7604 -fmerge-debug-strings.
7605 (Debugging Options): Document -fmerge-debug-strings.
7607 2008-01-18 Ian Lance Taylor <iant@google.com>
7610 * tree.h (DECL_IS_OPERATOR_NEW): Define.
7611 (struct tree_function_decl): Add new field operator_new_flag.
7612 * tree-inline.c (expand_call_inline): When inlining a call to
7613 operator new, force the return value to go into a variable, and
7614 set DECL_NO_TBAA_P on that variable.
7615 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
7617 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
7620 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
7621 DWARF2_DEBUGGING_INFO.
7622 (dwarf2out_note_section_used): Ditto. Add prototype.
7623 (have_multiple_function_sections, text_section_used,
7624 cold_text_section_used, *cold_text_sections): Move declarations
7627 2008-01-17 Bob Wilson <bob.wilson@acm.org>
7629 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
7630 field and add signal_ra.
7631 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
7632 assignments to frame state pc. Move end of stack check after
7633 MD_FALLBACK_FRAME_STATE_FOR.
7634 (uw_update_context_1): Use frame state signal_regs if set, instead
7635 of checking signal_frame flag.
7636 (uw_update_context): Use frame state signal_ra if set.
7637 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
7638 * config/xtensa/linux-unwind.h: New file.
7640 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
7642 * modulo-sched.c (get_sched_window): Fix comment typo.
7644 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
7646 PR tree-optimization/34648
7647 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
7649 2008-01-17 Anatoly Sokolov <aesok@post.ru>
7651 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
7652 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
7654 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
7656 PR rtl-optimization/34400
7657 * df-core.c (df_worklist_dataflow_overeager,
7658 df_worklist_dataflow_doublequeue): New functions.
7659 (df_worklist_dataflow): Two different worklist solvers.
7660 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
7663 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7666 * doc/invoke.texi: Document the dependence on pthread for fopenmp
7667 and ftree-parallelize-loops.
7669 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
7671 PR rtl-optimization/34826
7672 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
7674 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
7676 * global.c (find_reg): Mark the eh regs as used if necessary.
7677 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
7678 * ra.h (struct allocno): no_eh_reg field added. Changed
7679 no_stack_reg type to bitfield.
7681 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
7683 * tree.c (substitute_in_expr): Add missing 'break'.
7685 2008-01-17 Richard Guenther <rguenther@suse.de>
7687 PR tree-optimization/34825
7688 * tree-ssa-math-opts.c (is_division_by): Do not recognize
7689 x / x as division to handle.
7691 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7693 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
7694 "-pthread" is specified.
7695 * pa-hpux11.h (LIB_SPEC): Likewise.
7697 2008-01-16 Janis Johnson <janis187@us.ibm.com>
7698 Peter Bergner <bergner@vnet.ibm.com>
7700 PR rtl-optimization/33796
7701 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
7703 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7705 PR libgfortran/34699
7706 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
7708 * pa-hpux10.h (LINK_SPEC): Likewise.
7709 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
7711 2008-01-16 Richard Guenther <rguenther@suse.de>
7714 * fold-const.c (fold_convert_const_int_from_int): Do not
7715 set overflow if that occured only because of a sign extension
7716 change when converting from/to a sizetype with the same
7717 precision and signedness.
7719 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7722 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
7723 location address to the correct place. Update copyright year.
7725 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7727 * lambda-code.c (lambda_transform_legal_p): Handle the case of
7728 no dependences in the dependence_relations vector.
7730 2008-01-16 Jan Hubicka <jh@suse.cz>
7732 PR rtl-optimization/31396
7733 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
7734 * cfg.c (dump_reg_info): Print it.
7735 * regs.h (struct reg_info_t): add freq_calls_crossed.
7736 (REG_FREQ_CALLS_CROSSED): New macro.
7737 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
7738 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
7739 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
7740 regmove_optimize): Update call crossed frequencies.
7741 * local-alloc.c (struct qty): Add freq_calls_crossed.
7742 (alloc_qty): Copute freq_calls_crossed.
7743 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
7744 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
7745 * ra.h (struct allocno): Add freq_calls_crossed.
7747 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7749 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
7750 libgomp when compiling with ftree-parallelize-loops.
7751 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
7753 2008-01-16 Richard Guenther <rguenther@suse.de>
7755 PR tree-optimization/34769
7756 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
7757 * tree.c (int_cst_value): Instead make this function more
7758 permissive in what it accepts as valid input. Document this
7759 function always sign-extends the value.
7761 2008-01-16 Jakub Jelinek <jakub@redhat.com>
7762 Richard Guenther <rguenther@suse.de>
7765 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
7766 (gimple_fold_indirect_ref_rhs): ... this.
7767 (gimple_fold_indirect_ref): New function with foldings
7768 that preserve lvalueness.
7769 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
7770 * tree-flow.h (gimple_fold_indirect_ref): Declare.
7771 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
7772 to fold an INDIRECT_REF, fall back to the old use of
7773 fold_indirect_ref_1.
7775 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7777 * tree-data-ref.c (subscript_dependence_tester_1): Call
7778 free_conflict_function.
7779 (compute_self_dependence): Same.
7781 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7784 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
7785 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
7787 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
7788 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
7789 for DWARF2_UNWIND_INFO targets.
7791 2008-01-16 Richard Guenther <rguenther@suse.de>
7794 * c-typeck.c (common_pointer_type): Do not merge inconsistent
7795 type qualifiers for function types.
7797 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
7799 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
7800 loop_iterator li from previous commit.
7802 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
7804 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
7806 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7808 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
7809 (parallelize_loops): Don't parallelize irreducible components.
7811 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7814 * c-opts (c_common_post_options): Do not enable CPP
7815 flag_pedantic_errors by default.
7817 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
7819 PR rtl-optimization/31944
7820 * cse.c (remove_pseudo_from_table): New function.
7821 (merge_equiv_classes): Use above function to remove pseudo-registers.
7822 (invalidate): Likewise.
7824 2008-01-13 Richard Guenther <rguenther@suse.de>
7827 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
7828 instead of TYPE_MODE to deal with calls from expand_one_error_var.
7830 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
7832 * gcse.c (cprop_jump): Call validate_unshare_change instead of
7833 validate_change to unshare the source of the PC set.
7835 2008-01-12 Jan Hubicka <jh@suse.cz>
7838 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
7839 references above array bounds. This might trigger bounds checks for
7842 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7844 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
7845 new_replaceable_dependencies.
7847 2008-01-12 Doug Kwan <dougkwan@google.com>
7849 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
7850 instead of OPT_Wreturn_type in warning due to ignored return type
7852 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
7853 options included in -Wextra.
7854 * c.opt: New option -Wignored_qualifiers.
7855 * doc/invoke.texi (Warning Options, -Wextra): Add new option
7856 -Wignore_qualifiers.
7857 (-Wignored-qualifiers): Document.
7858 (-Wreturn-type): Remove description of functionality now handled
7859 by -Wignored-qualifiers.
7861 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
7864 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
7865 NOP_EXPR if it is between integral types with the same precision.
7867 2008-01-12 Jan Hubicka <jh@suse.cz>
7870 * invoke.texi (max-inline-recursive-depth): Fix default value.
7872 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
7874 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
7877 2008-01-11 Bob Wilson <bob.wilson@acm.org>
7879 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
7881 2008-01-11 James E. Wilson <wilson@specifix.com>
7884 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
7886 2008-01-11 Anatoly Sokolov <aesok@post.ru>
7888 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
7889 save/restore frame pointer register and don't use 'call-prologues'
7890 optimization in function with "OS_task" attribute.
7892 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
7895 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
7896 when copying to memory.
7898 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
7900 PR rtl-optimization/30905
7901 * cfgcleanup.c: Include dce.h
7902 (crossjumps_occured): New global variable.
7903 (try_crossjump_bb): Exit loop after finding a fallthru edge.
7904 If something changed, set crossjumps_occured to true.
7905 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
7906 Don't add/remove fake edges to exit here...
7907 (cleanup_cfg): ...but do it here, when crossjumping.
7908 Run a fast DCE when successful crossjumps occured in the latest
7909 iteration of try_optimize_cfg.
7911 2008-01-11 Richard Guenther <rguenther@suse.de>
7913 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
7914 (struct vn_unary_op_s): Likewise.
7915 (vn_reference_insert): Free old reference on hash collision.
7917 2008-01-10 Raksit Ashok <raksit@google.com>
7919 PR rtl-optimization/27971
7920 * combine.c (find_split_point): Split PLUS expressions which are
7921 inside a MEM rtx, and whose first operand is complex.
7923 2008-01-10 DJ Delorie <dj@redhat.com>
7925 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
7926 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
7927 (m32c_hard_regno_ok): Call the underlying function.
7929 2008-01-10 Richard Guenther <rguenther@suse.de>
7932 * tree-cfg.c (tree_merge_blocks): Do not go through the
7933 full-blown folding and stmt updating path if we just deal
7934 with virtual operands.
7935 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
7936 test for abnormal SSA_NAMEs.
7938 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
7941 * reload.c (push_reload): Add assertions. All constants from
7942 reg_equiv_constant should have been used for replacing the respective
7944 (find_reloads_address): Invoke find_reloads_address_part for
7945 constant taken from the reg_equiv_constant array.
7947 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
7949 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
7950 field (valnum) the first in the struct. Replace bools with
7953 2008-01-10 Richard Guenther <rguenther@suse.de>
7955 PR tree-optimization/34651
7956 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
7957 types and ordering for masking and converting.
7959 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
7961 PR tree-optimization/34017
7962 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
7963 also for PHI_NODE expressions.
7965 2008-01-09 Jan Hubicka <jh@suse.cz>
7967 PR tree-optimization/34708
7968 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
7969 based on number of case labels.
7970 (init_inline_once): Remove switch_cost.
7971 * tree-inline.h (eni_weights_d): Remove switch_cost.
7973 2008-01-09 Richard Guenther <rguenther@suse.de>
7974 Andrew Pinski <andrew_pinski@playstation.sony.com>
7977 * gimplify.c (gimplify_cond_expr): Do not create an addressable
7978 temporary if an rvalue is ok or an lvalue is not required.
7980 2008-01-09 Richard Guenther <rguenther@suse.de>
7983 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
7986 2008-01-09 Richard Guenther <rguenther@suse.de>
7989 * tree.c (host_integerp): Check for sizetype only if the
7990 type is an integer type.
7992 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
7995 * opts.c (decode_options): Disable inlining of functions called
7996 once if not in unit-at-a-time mode.
7998 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
8000 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
8002 2008-01-08 Richard Guenther <rguenther@suse.de>
8005 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
8006 out early if the result will be unused.
8008 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
8013 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8014 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
8017 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
8019 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
8020 for vectorization tuned.
8022 2008-01-08 Richard Guenther <rguenther@suse.de>
8024 PR tree-optimization/34683
8025 * tree-ssa-operands.c (operand_build_cmp): Export.
8026 * tree-ssa-operands.h (operand_build_cmp): Declare.
8027 * tree-vn.c (vuses_compare): Remove.
8028 (sort_vuses): Use operand_build_cmp.
8029 (sort_vuses_heap): Likewise.
8030 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
8031 to re-use old VEC if available. Do not sort already sorted VUSEs.
8032 (vdefs_to_vec): Do not sort already sorted VDEFs.
8034 2008-01-08 Jakub Jelinek <jakub@redhat.com>
8037 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
8039 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
8042 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
8043 limitations of reciprocal sequences on x86 targets.
8045 2008-01-08 Richard Guenther <rguenther@suse.de>
8047 PR tree-optimization/34683
8048 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
8050 2008-01-07 Jakub Jelinek <jakub@redhat.com>
8053 * config/darwin.c (darwin_mergeable_string_section): Don't use
8054 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
8056 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
8059 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
8060 negxf2. Macroize expander using X87MODEF mode iterator. Change
8061 predicates of op0 and op1 to register_operand.
8062 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
8063 expander using X87MODEF mode iterator. Change predicates of
8064 op0 and op1 to register_operand.
8065 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
8066 corresponding patterns and macroize using MODEF macro. Change
8067 predicates of op0 and op1 to register_operand and remove
8068 "m" constraint. Disparage "r" alternative with "!".
8069 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
8070 macroize using X87MODEF macro. Change predicates of op0 and op1
8071 to register_operand and remove "m" constraint. Disparage "r"
8072 alternative with "!".
8073 (absneg splitter with memory operands): Remove.
8074 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
8075 patterns and macroize using X87MODEF mode iterator.
8076 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
8077 Change predicate of op1 to register_operand.
8078 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
8079 for memory operands.
8081 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
8083 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
8085 2008-01-07 Richard Guenther <rguenther@suse.de>
8087 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
8090 2008-01-07 Richard Guenther <rguenther@suse.de>
8092 PR tree-optimization/34683
8093 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
8094 VOPs of the needed size to save memory. Use VEC_quick_push
8095 to save compile-time.
8096 (vdefs_to_vec): Likewise.
8098 2008-01-07 Sa Liu <saliu@de.ibm.com>
8100 * config/spu/spu.md (divdf3): Genetate inline code for double
8101 division. The implementation doesn't handle INF or NAN, therefore it
8102 only applies when -ffinite-math-only is given.
8104 2008-01-06 Paolo Carlini <pcarlini@suse.de>
8107 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
8108 * doc/cpp.texi ([Common Predefined Macros]): Document.
8110 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
8112 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
8113 order to use commutative addition instead of subtraction.
8115 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8116 Mircea Namolaru <namolaru@il.ibm.com>
8117 Vladimir Yanovsky <yanov@il.ibm.com>
8118 Revital Eres <eres@il.ibm.com>
8120 PR tree-optimization/34263
8121 * tree-outof-ssa.c (process_single_block_loop_latch,
8122 contains_tree_r): New functions.
8123 (analyze_edges_for_bb): Call process_single_block_loop_latch
8124 function to empty single-basic-block latch block if possible.
8126 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8128 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
8130 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
8132 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
8134 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
8136 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
8138 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
8140 2008-01-05 Jakub Jelinek <jakub@redhat.com>
8142 PR tree-optimization/34618
8143 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
8146 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8149 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
8150 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
8151 Update copyright year.
8153 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
8154 Update copyright year.
8155 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
8158 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
8160 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
8161 edge does not point to current bb before changing need_assert.
8163 2008-01-04 Richard Guenther <rguenther@suse.de>
8166 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
8167 for verifying purposes if they are is_gimple_min_invariant.
8169 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
8171 PR tree-optimization/34448
8172 PR tree-optimization/34465
8173 * gimplify.c (gimplify_init_constructor): Add new parameter
8174 notify_temp_creation. Use it.
8175 (gimplify_modify_expr_rhs): Take volatiles into account when
8176 optimizing constructors.
8177 Do not optimize constructors if gimplify_init_constructor will dump to
8179 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
8180 * gcc.c-torture/compile/pr34448.c: New.
8182 2008-01-04 Jakub Jelinek <jakub@redhat.com>
8184 PR gcov-profile/34609
8185 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
8186 return_slot if result is TREE_ADDRESSABLE.
8188 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
8190 * config/mips/mips.md (sqrt_condition): Tweak comment.
8191 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
8193 2008-01-03 Tom Tromey <tromey@redhat.com>
8196 * c-common.c (c_type_hash): Handle VLAs.
8198 2008-01-03 Jan Hubicka <jh@suse.cz>
8200 PR tree-optimization/31081
8201 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
8202 0 when inlining and not inlining to first basic block.
8203 (remap_decl): When var is initialized to 0, don't set default_def.
8204 (expand_call_inline): Set entry_bb.
8205 * tree-inline.h (copy_body_data): Add entry_bb.
8207 2008-01-03 Jakub Jelinek <jakub@redhat.com>
8210 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
8213 PR tree-optimization/29484
8214 * tree-inline.c (inline_forbidden_p_2): New function.
8215 (inline_forbidden_p): Disallow inlining if some static var
8216 has an address of a local LABEL_DECL in its initializer.
8217 * doc/extend.texi (Labels as Values): Document &&foo behaviour
8220 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
8222 PR tree-optimization/34635
8223 * tree-data-ref.c (add_other_self_distances): Make sure that the
8224 evolution step is constant.
8226 2008-01-03 Jakub Jelinek <jakub@redhat.com>
8229 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
8231 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
8233 * tree-sra.c (scalarize_init): Insert the generate_element_init
8234 statements after the generate_element_zero statements.
8236 2008-01-02 Richard Guenther <rguenther@suse.de>
8240 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
8241 for very large number of operands instead of ICEing.
8243 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
8246 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
8247 while stack probing.
8249 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
8251 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
8254 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
8257 * tree-mudflap.c (mx_register_decls): Guard warning by
8258 !DECL_ARTIFICIAL check.
8260 2008-01-01 Jakub Jelinek <jakub@redhat.com>
8262 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
8263 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
8264 sse5_perm<mode>): Fix constraints.