1 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
4 (*strmovsi_rex_1): Ditto.
6 (*strsetsi_rex_1): Ditto.
8 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
9 adddicc expanders using SWI mode iterator.
11 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
14 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
17 2008-05-04 David S. Miller <davem@davemloft.net>
19 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
20 (sparc*-*-linux*): Use linux.h in tm_file.
21 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
22 compiler defaulting to 32-bit.
23 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
25 * config/sparc/linux.h: Remove definitions now obtained
27 * config/sparc/linux64.h: Likewise.
28 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
29 don't want this setting for 32-bit builds in a biarch compiler.
30 * doc/install.texi: Add sparc-linux to list of targets
31 supporting --enable-targets=all.
33 2008-05-03 Andrew Pinski <pinskia@gmail.com>
35 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
37 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
39 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
40 after V4SI_FTYPE_V8HI.
41 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
44 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
46 * doc/invoke.texi (max-flow-memory-locations): Removed.
47 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
49 2008-05-03 Richard Guenther <rguenther@suse.de>
52 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
54 2008-05-02 David S. Miller <davem@davemloft.net>
56 * config.gcc (need_64bit_hwint): Document libcpp dependency.
58 2008-05-02 Simon Baldwin <simonb@google.com>
61 * c-common.h (warn_array_subscript_range): Removed.
62 * c-common.c (warn_array_subscript_range): Ditto.
63 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
64 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
66 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
68 * config/i386/i386.c (ix86_special_builtin_type): New.
69 (bdesc_special_args): Likewise.
70 (ix86_expand_special_args_builtin): Likewise.
71 (ix86_init_mmx_sse_builtins): Updated.
72 (ix86_expand_builtin): Updated.
73 (ix86_expand_store_builtin): Removed.
74 (ix86_expand_unop_builtin): Likewise.
76 * config/i386/mm3dnow.h (__v2sf): Moved to ...
77 * config/i386/mmintrin.h (__v2sf): Here.
79 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
81 (_mm_loadl_pi): Likewise.
82 (_mm_storeh_pi): Replace __v2si with __v2sf.
83 (_mm_storel_pi): Likewise.
85 * doc/extend.texi: Correct __builtin_ia32_loadhps,
86 __builtin_ia32_loadlps, __builtin_ia32_storehps,
87 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
88 __builtin_ia32_loadlpd.
90 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
92 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
93 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
94 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
95 (ix86_init_mmx_sse_builtins): Updated.
96 (ix86_expand_args_builtin): Likewise.
97 (ix86_expand_builtin): Likewise.
98 (ix86_expand_unop1_builtin): Renamed to ...
99 (ix86_expand_unop_vec_merge_builtin): This.
101 2008-05-01 Jan Hubicka <jh@suse.cz>
104 * ipa-inline.c (inline_generate_summary): Make static.
105 (inline_transform): Do not call inlining at -O0; make static.
106 * passes.c (execute_todo): Add sanity check.
107 (execute_one_ipa_transform_pass): Execute proper flags.
109 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
111 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
112 (DECL_NONADDRESSABLE_P): Likewise.
113 * alias.c (record_component_aliases): Fix comment.
115 2008-05-01 Simon Baldwin <simonb@google.com>
117 * c-common.h (warn_array_subscript_range): New function.
118 * c-common.c (warn_array_subscript_range): Ditto.
119 * tree-vrp.c (check_array_ref): Corrected code to agree with
120 comment, ignoring only arrays of size 0 or size 1.
121 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
123 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
125 * config/i386/i386.c (ix86_builtin_type): Replace
126 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
127 (bdesc_args): Updated.
128 (ix86_init_mmx_sse_builtins): Likewise.
129 (ix86_expand_args_builtin): Likewise.
131 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
134 * doc/extend.texi: Correct __builtin_ia32_palignr.
136 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
139 * config/i386/i386.c (bdesc_crc32): Removed.
140 (ix86_expand_crc32): Likewise.
141 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
142 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
143 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
144 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
145 UINT_FTYPE_UINT_UCHAR.
146 (bdesc_args): Updated. Add crc32 builtins.
147 (ix86_init_mmx_sse_builtins): Updated.
148 (ix86_expand_args_builtin): Updated to support subreg.
150 * doc/extend.texi: Correct __builtin_ia32_crc32di.
152 2008-05-01 Jan Hubicka <jh@suse.cz>
154 * tree-pass.h (opt_pass): Add IPA_PASS.
155 (varpool_node, cgraph_node): Forward declare.
156 (ipa_opt_pass): Define.
157 (pass_ipa_inline): Turn into ipa_opt_pass.
158 (pass_apply_inline): Remove.
159 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
160 (apply_inline): Turn into ....
161 (inline_transform): ... this one.
162 (inline_generate_summary): New function.
163 (pass_apply_inline): Remove.
164 * function.h (ipa_opt_pass): Forward declare structure; typedef;
166 (struct function): Add ipa_transforms_to_apply.
167 * passes.c (register_one_dump_file): Work on IPA_PASS.
168 (init_optimization_passes): Remove pass_inline_parameters and
170 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
171 (execute_one_pass) ... here; apply transforms when possible.
172 (add_ipa_transform_pass, execute_ipa_summary_asses,
173 execute_one_ipa_transform_pass): New.
174 (execute_ipa_pass_list): Update for IPA_PASS type.
176 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
178 * config/i386/i386.c (ix86_builtin_type): Add
179 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
180 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
181 (bdesc_args): Add SSE4a builtins.
182 (ix86_init_mmx_sse_builtins): Updated.
183 (ix86_expand_args_builtin): Likewise.
184 (ix86_expand_builtin): Likewise.
186 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
188 * config/i386/i386.c (ix86_builtin_type): Add
189 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
190 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
191 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
192 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
193 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
194 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
195 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
196 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
197 and DI_FTYPE_DI_DI_INT.
198 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
199 (ix86_init_mmx_sse_builtins): Updated.
200 (ix86_expand_args_builtin): Likewise.
201 (ix86_expand_builtin): Likewise.
202 (ix86_expand_binop_imm_builtin): Removed.
204 * doc/extend.texi: Correct __builtin_ia32_palignr128.
206 2008-04-30 Richard Guenther <rguenther@suse.de>
208 PR tree-optimization/32921
209 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
211 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
213 * config/arm/arm.c (arm_unwind_emit): Use
214 crtl->all_throwers_are_sibcalls instead of
215 cfun->all_throwers_are_sibcalls.
216 (arm_output_fn_unwind): Likewise.
217 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
218 instead of cfun->uses_pic_offset_table.
219 (frv_expand_prologue): Likewise.
220 (frv_frame_pointer_required): Likewise.
221 (frv_expand_fdpic_call): Likewise.
222 (frv_emit_movsi): Likewise.
223 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
224 cfun->returns_pcc_struct instead of
225 current_function_returns_pcc_struct.
226 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
227 instead of cfun->calls_eh_return.
228 (m32c_pushm_popm): Likewise.
229 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
230 "extern" declaration.
232 2008-04-30 Richard Guenther <rguenther@suse.de>
234 PR tree-optimization/21636
235 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
237 (evaluate_stmt): Print the likely value.
238 (ccp_visit_stmt): Avoid excessive vertical spacing.
240 2008-04-30 Rafael Espindola <espindola@google.com>
242 * builtins.c (fold_call_expr): Return realret.
243 * tree-ssa-threadedge.c
244 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
245 __builtin_object_size.
247 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
249 * gcc.c (wrapper_string): New variable.
250 (insert_wrapper): New function.
251 (execute): New option -wrapper.
252 * doc/invoke.texi (Overall Options): New driver option -wrapper.
254 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
256 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
257 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
258 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
260 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
261 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
262 config/rs6000/e500crtres64gprctr.asm,
263 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
264 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
265 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
266 config/rs6000/e500crtsav64gprctr.asm,
267 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
268 config/rs6000/e500crtsavg64gprctr.asm: New files.
269 * config/rs6000/t-ppccomm: Add build rules for new files.
270 (LIB2FUNCS_STATIC_EXTRA): Add new files.
271 * config/rs6000/t-netbsd: Add build rules for new files.
272 (LIB2FUNCS_STATIC_EXTRA): New variable.
273 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
274 (CRTSAVRES_DEFAULT_SPEC): Likewise.
275 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
277 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
279 * config/i386/i386.c (ix86_builtin_type): Add
280 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
281 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
282 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
283 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
284 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
285 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
286 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
287 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
288 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
289 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
290 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
291 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
292 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
293 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
294 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
295 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
296 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
297 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
298 V1DI_FTYPE_V2SI_V2SI.
299 (bdesc_2arg): Moved to ...
301 (ix86_init_mmx_sse_builtins): Updated.
302 (ix86_expand_args_builtin): Updated. Take a pointer
303 to const struct builtin_description. Handle comparison
305 (ix86_expand_sse_compare): Take a new argument for swapping operands.
306 (ix86_expand_builtin): Updated.
308 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
309 (ssse3_pmaddubsw128): This.
310 (ssse3_pmaddubswv4hi3): Renamed to ...
311 (ssse3_pmaddubsw): This.
313 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
314 (__builtin_ia32_packssdw128): Likewise.
315 (__builtin_ia32_packuswb128): Likewise.
316 (__builtin_ia32_pmaddubsw): Likewise.
317 (__builtin_ia32_pmaddubsw128): Likewise.
319 2008-04-30 Richard Guenther <rguenther@suse.de>
321 PR tree-optimization/14847
322 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
323 (recognize_bits_test): Use it.
324 (recognize_single_bit_test): Likewise.
326 2008-04-30 Martin Jambor <mjambor@suse.cz>
328 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
329 instead of setting number of formal parameters to zero.
330 (ipcp_init_stage): Do not set the number of actual parameters to zero
332 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
333 which are called with variable number of arguments.
334 (ipcp_insert_stage): Explicitely skipping all nodes which are
335 called with variable number of arguments.
336 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
337 number of parameters.
339 * ipa-prop.h (struct ipa_node_params): Added flag
340 called_with_var_arguments
341 (ipa_set_param_count): Added. Changed sole setter to use it.
342 (ipa_get_param_count): Added. All readers of param_count
343 converted to use it instead.
344 (ipa_set_called_with_variable_arg): Added.
345 (ipa_is_called_with_var_arguments): Added.
346 (ipa_get_ith_param): Added. All readers of param_decls converted
348 (ipa_set_cs_argument_count): Added, sole writer to argument_count
350 (ipa_get_cs_argument_count): Added, all readers of argument_count
352 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
355 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
356 (struct ipcp_lattice): Renamed cval_type to type
357 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
359 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
360 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
361 (ipcp_insert_stage): Changed the type of variable cvalue to tree
362 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
363 (build_const_val): Changed the type of parameter cvalue to tree
364 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
365 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
367 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
370 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
371 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
372 (ipa_add_method): Renamed to ipa_push_func_to_list
373 (ipa_remove_method): Renamed to ipa_pop_func_from_list
374 (ipa_callsite_param_count): Removed.
375 (ipa_callsite_param_count_set): Removed.
376 (ipa_callsite_param): Removed.
377 (ipa_callsite_callee): Removed.
378 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
379 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
380 (ipa_method_formal_count): Removed.
381 (ipa_method_formal_count_set): Removed.
382 (ipa_method_get_tree): Removed.
383 (ipa_method_tree_map_create): Removed.
384 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
385 (ipa_create_param_decls_array): Creates the array itself
386 (ipa_create_param_decls_array): Temporary variable info instead of
388 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
389 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
391 (ipa_jf_get_info_type): Removed.
392 (ipa_node_create): Renamed to ipa_create_node_params
393 (ipa_free): Renamed to ipa_free_all_node_params
394 (ipa_nodes_create): Renamed to ipa_create_all_node_params
395 (ipa_edges_create): Renamed to ipa_create_all_edge_args
396 (ipa_edges_free): Renamed to ipa_free_all_edge_args
397 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
398 (ipa_free_all_node_params): Deallocation to jump_functions moved to
399 ipa_free_all_edge_args
400 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
401 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
402 (ipa_create_methodlist_node): Removed.
403 (ipa_methodlist_method): Removed.
404 (ipa_methodlist_method_set): Removed.
405 (ipa_methodlist_next_method): Removed.
406 (ipa_methodlist_next_method_set): Removed.
407 (ipa_method_is_modified): Removed.
408 (ipa_method_modify_create): Removed.
409 (ipa_method_modify_init): Temporary variable info instead of a few
411 (ipa_detect_param_modifications): Temporary variable info instead of
413 (ipa_compute_jump_functions): Temporary variable info instead of
415 (ipa_method_modify_set): Removed.
416 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
417 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
418 than craph_node as the first parameter.
419 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
420 (ipa_method_modify_init): Removed.
421 (ipa_compute_jump_functions): Added a temp variable instead of
422 repeatadly dereferencing the cgraph_edge.aux pointer
423 (ipa_callsite_param_set_type): Removed.
424 (ipa_compute_jump_functions): i renamed to index and moved to
426 (ipa_callsite_param_set_info_type_formal): Removed.
427 (ipa_callsite_param_set_info_type): Removed.
428 (ipa_callsite_param_map_create): Removed.
429 (ipa_callsite_tree): Removed.
430 (ipa_callsite_caller): Removed.
431 (ipa_pop_func_from_list): return_method removed to return_func
433 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
434 prefixed all values with IPA_. Changed all users.
435 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
436 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
437 and FORMAL_IPATYPE IPA_PASS_THROUGH.
438 (union parameter_info): Renamed to jump_func_value.
439 (union jump_func_value): Renamed value to constant
440 (struct ipa_jump_func): Renamed info_type to value
441 (struct ipa_node): Renamed to ipa_node_params
442 (struct ipa_node_params): Renamed ipa_arg_num to param_count
443 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
444 (struct ipa_node_params): Renamed ipa_mod to modified_flags
445 (struct ipa_edge): Renamed to ipa_edge_args
446 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
447 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
448 (struct ipa_methodlist): Renamed to ipa_func_list
449 (struct ipa_func_list): method_p renamed to node, next_method
451 (ipa_methodlist_p): Removed, switched all users to struct pointer
452 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
454 2008-04-30 Alan Modra <amodra@bigpond.net.au>
456 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
457 (rs6000_emit_epilogue): Use backchain to restore only when we
458 have a large frame. Make use of frame pointer to restore if we
459 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
461 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
463 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
464 Add mode to zero_extract.
465 (sign bit tests peepholes): (Ditto.).
467 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
469 * config/i386/i386.c (ix86_builtins): Replace Prescott New
470 Instructions in comments with SSE3.
471 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
472 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
473 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
474 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
475 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
476 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
477 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
478 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
479 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
480 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
481 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
482 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
483 (bdesc_sse_args): Renamed to ...
484 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
485 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
486 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
488 (bdesc_1arg): Moved to ...
490 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
491 Instructions in comments with SSE3.
492 (ix86_expand_sse_operands_builtin): Renamed to ...
493 (ix86_expand_args_builtin): This. Updated.
494 (ix86_expand_unop1_builtin): Update comments.
495 (ix86_expand_builtin): Updated.
497 2008-04-29 Richard Guenther <rguenther@suse.de>
499 PR tree-optimization/36078
500 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
501 Update virtual SSA form after cleaning up the CFG.
503 2008-04-29 Richard Guenther <rguenther@suse.de>
506 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
508 2008-04-29 Richard Guenther <rguenther@suse.de>
510 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
511 (compute_may_aliases): Do not call finalize_ref_all_pointers.
512 (compute_flow_insensitive_aliasing): Do not treat
513 PTR_IS_REF_ALL pointers special.
514 (get_smt_for): Likewise.
515 (may_alias_p): Re-structure.
516 (is_escape_site): A ref-all pointer conversion is not an escape site.
517 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
518 PTR_IS_REF_ALL pointers special.
519 * tree-ssa-structalias.h (struct alias_info): Remove
520 ref_all_symbol_mem_tag field.
521 (PTR_IS_REF_ALL): Remove.
523 2008-04-29 Richard Guenther <rguenther@suse.de>
526 * fold-const.c (extract_muldiv_1): In combining division constants
527 make sure to never overflow.
529 2008-04-29 Nick Clifton <nickc@redhat.com>
531 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
533 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
536 * optc-gen.awk: Work around HP-UX/IA awk bug.
538 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
540 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
543 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
546 * config/i386/i386.md
547 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
548 Change operand 1 predicate to nonimmediate_operand.
550 2008-04-28 Jakub Jelinek <jakub@redhat.com>
553 * dwarf2out.c (struct die_struct): Mark as chain_circular through
555 * gengtype.c (walk_type, write_func_for_structure): Handle
557 * doc/gty.texi: Document chain_circular.
559 2008-04-28 Richard Guenther <rguenther@suse.de>
561 PR tree-optimization/36066
562 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
565 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
568 * config/i386/i386.md
569 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
570 Use match_scratch instead of match_operand for operands 3 and 4.
572 2008-04-27 Richard Guenther <rguenther@suse.de>
574 PR tree-optimization/18754
575 PR tree-optimization/34223
576 * tree-pass.h (pass_complete_unrolli): Declare.
577 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
578 loop size before and after unconditionally of UL_NO_GROWTH in effect.
579 Rewrite loop into loop closed SSA form if it is not already.
580 (tree_unroll_loops_completely): Re-structure to iterate over
581 innermost loops with intermediate CFG cleanups.
582 Unroll outermost loops only if requested or the code does not grow
584 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
586 (tree_vectorize): Instead do so here.
587 (tree_complete_unroll): Also unroll outermost loops.
588 (tree_complete_unroll_inner): New function.
589 (gate_tree_complete_unroll_inner): Likewise.
590 (pass_complete_unrolli): New pass.
591 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
592 uses outside of the loop.
593 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
594 form if it is available.
595 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
596 * passes.c (init_optimization_passes): Schedule complete inner
597 loop unrolling pass before the first CCP pass after final inlining.
599 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
601 * targhooks.h (default_emutls_var_fields,
602 default_emutls_var_init): Declare.
603 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
604 * target.h (struct gcc_target): Add struct emutls member.
605 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
606 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
607 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
608 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
609 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
610 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
611 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
612 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
613 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
614 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
615 emit debug information.
616 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
617 * varasm.c: Include targhooks.h.
618 (emutls_object_section, emutls_tmpl_section): New.
619 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
620 (EMUTLS_SEPARATOR): New.
622 (get_emutls_object_name): New.
623 (default_emutls_var_fields): New, broken out of ...
624 (get_emutls_object_type): ... here. Adjust to use target hooks.
625 (get_emutls_init_templ_addr): Adjust to use target hooks.
626 (emutls_decl): Adjust to use target hooks.
627 (emutls_finish): Likewise.
628 (default_emutls_var_init): New, broken out of ...
629 (assemble_variable): ... here. Adjust to use target hooks.
630 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
632 * c-common.c (handle_section_attribute): Prevent overriding
633 sections for emulated tls with special sections.
634 * config/i386/i386.c (x86_64_elf_select_section): Add
635 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
636 (x86_64_elf_unique_section): Likewise.
637 * config/vxworks.c: Include tree.h.
638 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
639 (vxworks_override_options): Set TLS scheme.
640 * doc/tm.texi (Emulated TLS): New node.
642 2008-04-26 Simon Baldwin <simonb@google.com>
645 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
646 with propagated string constants.
648 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
650 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
651 constraint for operand 2 when operand 0 is memory operand.
652 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
653 operand 0 is memory operand.
654 (fix_trunc<mode>_i387_with_temp): Ditto.
655 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
656 operand 2 when operand 1 is memory operand.
657 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
658 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
659 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
660 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
661 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
662 operands 2,3 and 4 when operand 1 is memory operand.
663 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
665 (fistdi2_floor_with_temp): Ditto.
666 (fist<mode>2_floor_with_temp): Ditto.
667 (fistdi2_ceil_with_temp): Ditto.
668 (fist<mode>2_ceil_with_temp): Ditto.
669 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
671 2008-04-26 David Daney <ddaney@avtrex.com>
673 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
675 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
676 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
677 UNSPEC_UPDATE_GOT_VERSION): Renumber.
678 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
679 (compare_and_swap_12): New insn.
680 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
681 * config/mips/mips.c (mips_force_binary): New function.
682 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
683 (mips_expand_compare_and_swap_12): New function.
684 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
686 2008-04-25 Jan Hubicka <jh@suse.cz>
689 * cfgexpand.c (pass_expand): Turn into RTL pass.
690 * passes.c (execute_one_pass): Do pass typechecking after execution.
691 * tree-pass.h (pass_expand): Turn into RTL pass.
693 * function.h (struct rtl_data): Move here fields
694 accesses_prior_frames, calls_eh_return, saves_all_registers,
695 has_nonlocal_goto, has_asm_statement, is_thunk,
696 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
697 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
698 arg_pointer_save_area_init from struct function; turn into bool.
699 (struct function): Move
700 calls_eh_return, saves_all_registers, has_nonlocal_goto,
701 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
702 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
703 tail_call_emit, arg_pointer_save_area_init
704 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
705 (current_function_returns_struct, current_function_returns_pcc_struct,
706 current_function_calls_setjmp, current_function_calls_alloca,
707 current_function_accesses_prior_frames,
708 current_function_calls_eh_return, current_function_is_thunk,
709 current_function_stdarg, current_function_profile,
710 current_function_limit_stack, current_function_uses_pic_offset_table,
711 current_function_uses_const_pool, current_function_has_nonlocal_label,
712 current_function_saves_all_registers,
713 current_function_has_nonlocal_goto,
714 current_function_has_asm_statement): Remove accesor macros.
715 * ra-conflict.c (global_conflicts): Update.
716 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
717 (suitable_for_tail_call_opt_p): Update.
718 * builtins.c (expand_builtin_return_addr): Update.
719 (expand_builtin_setjmp_setup): Update.
720 (expand_builtin_nonlocal_goto): Update.
721 * final.c (final_start_function): Update.
722 (profile_function): Update.
723 (leaf_function_p): Update.
724 (only_leaf_regs_used): Update.
725 * df-scan.c (df_get_exit_block_use_set): Update.
726 * dojump.c (clear_pending_stack_adjust): Update.
727 * tree-stdarg.c (gate_optimize_stdarg): Update.
728 * gimple-low.c (lower_function_body): Update.
729 * global.c (compute_regsets): Update.
730 (global_alloc): Update.
731 * dwarf2out.c (dwarf2out_begin_prologue): Update.
732 * expr.c (expand_assignment): Update.
733 * dse.c (dse_step0): Update.
735 * c-decl.c (store_parm_decls): Update.
736 * local-alloc.c (combine_regs): Update.
737 (find_free_reg): Update.
738 * function.c (assign_parms_augmented_arg_list): Update.
739 (assign_parm_find_data_types): Update.
740 (assign_parms): Update.
741 (allocate_struct_function): Update.
742 (expand_function_start): Update.
743 (expand_function_end): Update.
744 (get_arg_pointer_save_area): Update.
745 (thread_prologue_and_epilogue_insns): Update.
746 (rest_of_match_asm_constraints): Update.
747 * stor-layout.c (variable_size): Update.
748 * gcse.c (gcse_main): Update.
749 (bypass_jumps): Update.
750 * gimplify.c (gimplify_function_tree): Update.
751 * calls.c (emit_call_1): Update.
752 (expand_call): Update.
753 * bt-load.c (compute_defs_uses_and_gen): Update.
754 * except.c (sjlj_assign_call_site_values): Update.
755 (sjlj_emit_function_enter): Update.
756 (can_throw_external): Update.
757 (set_nothrow_function_flags): Update.
758 (expand_builtin_unwind_init): Update.
759 (expand_eh_return): Update.
760 (convert_to_eh_region_ranges): Update.
761 (output_function_exception_table): Update.
762 * emit-rtl.c (gen_tmp_stack_mem): Update.
763 * cfgexpand.c (expand_used_vars): Update.
764 (tree_expand_cfg): Update.
765 * cfgcleanup.c (rest_of_handle_jump): Update.
766 * explow.c (allocate_dynamic_stack_space): Update.
767 * varasm.c (assemble_start_function): Update.
768 (force_const_mem): Update.
769 (mark_constant_pool): Update.
770 * tree-optimize.c (tree_rest_of_compilation): Update.
771 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
772 * tree-cfg.c (notice_special_calls): Update.
773 (is_ctrl_altering_stmt): Update.
774 (tree_can_make_abnormal_goto): Update.
775 (tree_purge_dead_abnormal_call_edges): Update.
776 * config/alpha/predicates.md: Update.
777 * config/alpha/alpha.c (alpha_sa_mask): Update.
778 (alpha_sa_size): Update.
779 (alpha_does_function_need_gp): Update.
780 (alpha_expand_prologue): Update.
781 (alpha_start_function): Update.
782 (alpha_output_function_end_prologue): Update.
783 (alpha_expand_epilogue): Update.
784 * config/frv/frv.c (frv_stack_info): Update.
785 (frv_expand_epilogue): Update.
786 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
787 (s390_register_info): Update.
788 (s390_frame_info): Update.
789 (s390_init_frame_layout): Update.
790 (s390_can_eliminate): Update.
792 * config/spu/spu.c (spu_split_immediate): Update.
793 (need_to_save_reg): Update.
794 (spu_expand_prologue): Update.
795 (spu_expand_epilogue): Update.
796 * config/sparc/sparc.md: Update.
797 * config/sparc/sparc.c (eligible_for_return_delay): Update.
798 (sparc_tls_got): Update.
799 (legitimize_pic_address): Update.
800 (sparc_emit_call_insn): Update.
801 (sparc_expand_prologue): Update.
802 (output_return): Update.
803 (print_operand): Update.
804 (sparc_function_ok_for_sibcall): Update.
805 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
806 * config/m32r/m32r.md: Update.
807 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
808 (m32r_compute_frame_size): Update.
809 (m32r_expand_prologue): Update.
810 (m32r_expand_epilogue): Update.
811 (m32r_legitimize_pic_address): Update.
812 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
813 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
814 * config/i386/i386.c (ix86_frame_pointer_required): Update.
816 (ix86_save_reg): Update.
817 (ix86_compute_frame_layout): Update.
818 (ix86_expand_prologue): Update.
819 (ix86_expand_epilogue): Update.
820 * config/sh/sh.c (output_stack_adjust): Update.
821 (calc_live_regs): Update.
822 (sh5_schedule_saves): Update.
823 (sh_expand_prologue): Update.
824 (sh_expand_epilogue): Update.
825 (sh_setup_incoming_varargs): Update.
826 (sh_allocate_initial_value): Update.
827 (sh_get_pr_initial_val): Update.
828 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
829 * config/sh/sh.md (label:): Update.
830 * config/avr/avr.c (out_movhi_mr_r): Update.
831 * config/crx/crx.h (enum): Update.
832 * config/xtensa/xtensa.h (along): Update.
833 * config/stormy16/stormy16.c Update.
834 (xstormy16_compute_stack_layout): Update.
835 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
836 (fr30_expand_prologue): Update.
837 * config/cris/cris.c (cris_conditional_register_usage): Update.
838 (cris_reg_saved_in_regsave_area): Update.
839 (cris_initial_frame_pointer_offset): Update.
840 (cris_simple_epilogue): Update.
841 (cris_expand_prologue): Update.
842 (cris_expand_epilogue): Update.
843 (cris_expand_pic_call_address): Update.
844 (cris_asm_output_symbol_ref): Update.
845 (cris_asm_output_label_ref): Update.
846 * config/cris/cris.md Update.
847 * config/iq2000/iq2000.c (compute_frame_size): Update.
848 (iq2000_expand_epilogue): Update.
849 * config/mt/mt.h (save_direction): Update.
850 * config/mn10300/mn10300.c (mn10300_function_value): Update.
851 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
852 (ia64_secondary_reload_class): Update.
853 * config/m68k/m68k.c (m68k_save_reg): Update.
854 (m68k_expand_prologue): Update.
855 (m68k_expand_epilogue): Update.
856 (legitimize_pic_address): Update.
857 * config/rs6000/rs6000.c (rs6000_got_register): Update.
858 (first_reg_to_save): Update.
859 (first_altivec_reg_to_save): Update.
860 (compute_vrsave_mask): Update.
861 (compute_save_world_info): Update.
862 (rs6000_stack_info): Update.
863 (spe_func_has_64bit_regs_p): Update.
864 (rs6000_ra_ever_killed): Update.
865 (rs6000_emit_eh_reg_restore): Update.
866 (rs6000_emit_allocate_stack): Update.
867 (rs6000_emit_prologue): Update.
868 (rs6000_emit_epilogue): Update.
869 (rs6000_output_function_epilogue): Update.
870 (output_profile_hook): Update.
871 (rs6000_elf_declare_function_name): Update.
872 * config/rs6000/rs6000.h (rs6000_args): Update.
873 * config/rs6000/rs6000.md: Update.
874 * config/mcore/mcore.c (mcore_expand_prolog): Update.
875 * config/arc/arc.c (arc_output_function_epilogue): Update.
876 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
877 * config/darwin.c (machopic_function_base_name): Update.
878 * config/score/score3.c (score3_compute_frame_size): Update.
881 (score3_epilogue): Update.
882 * config/score/score7.c (score7_compute_frame_size): Update.
883 (score7_prologue): Update.
884 (score7_epilogue): Update.
885 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
886 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
887 * config/arm/arm.c (use_return_insn): Update.
888 (require_pic_register): Update.
889 (arm_load_pic_register): Update.
890 (arm_compute_save_reg0_reg12_mask): Update.
891 (arm_compute_save_reg_mask): Update.
892 (thumb1_compute_save_reg_mask): Update.
893 (output_return_instruction): Update.
894 (arm_output_function_prologue): Update.
895 (arm_output_epilogue): Update.
896 (arm_get_frame_offsets): Update.
897 (arm_expand_prologue): Update.
898 (thumb_pushpop): Update.
899 (thumb_exit): Update.
900 (thumb1_expand_prologue): Update.
901 (thumb1_expand_epilogue): Update.
902 (arm_unwind_emit): Update.
903 (arm_output_fn_unwind): Update.
904 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
905 * config/arm/arm.md: Update.
906 * config/pa/pa.md: Update.
907 * config/pa/pa.c (legitimize_pic_address): Update.
908 (compute_frame_size): Update.
909 (hppa_expand_prologue): Update.
910 (hppa_expand_epilogue): Update.
911 (borx_reg_operand): Update.
912 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
913 (HARD_REGNO_RENAME_OK): Update.
914 * config/mips/mips.c (mips_global_pointer): Update.
915 (mips_save_reg_p): Update.
916 (mips_compute_frame_info): Update.
917 (mips_frame_pointer_required): Update.
918 (mips_expand_prologue): Update.
919 (mips_expand_epilogue): Update.
920 (mips_can_use_return_insn): Update.
921 (mips_reorg_process_insns): Update.
922 * config/v850/v850.c (compute_register_save_size): Update.
923 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
924 * config/mmix/mmix.c (along): Update.
925 (mmix_expand_epilogue): Update.
926 * config/bfin/bfin.c (legitimize_pic_address): Update.
927 (must_save_p): Update.
928 (stack_frame_needed_p): Update.
929 (add_to_reg): Update.
930 (bfin_expand_prologue): Update.
931 * stmt.c (expand_asm_operands): Update.
932 * reload1.c (reload): Update.
933 (init_elim_table): Update.
935 2008-04-25 Bob Wilson <bob.wilson@acm.org>
937 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
939 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
941 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
942 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
943 (mov<mode>): Removed.
944 (*movv4sf_internal): Likewise.
945 (*movv2df_internal): Likewise.
947 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
949 * config.gcc (crx-*-elf): Remove deprecation.
951 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
953 * config/i386/cygming-crtend.c (register_frame_ctor): Register
954 __gcc_deregister_frame with atexit.
955 (deregister_frame_dtor): Remove.
957 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
958 Nathan Sidwell <nathan@codesourcery.com>
960 * config/rs6000/rs6000.opt (mspe): Remove Var property.
962 * config/rs6000/rs6000.h (rs6000_spe): Declare.
963 (rs6000_isel): Likewise.
964 * config/rs6000/rs6000.c (rs6000_spe): New variable.
965 (rs6000_isel): New variable.
966 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
968 2008-04-24 Jakub Jelinek <jakub@redhat.com>
971 * c-common.c (handle_vector_size_attribute): Call
972 lang_hooks.types.reconstruct_complex_type instead of
973 reconstruct_complex_type.
974 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
975 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
976 * langhooks.h (struct lang_hooks_for_types): Add
977 reconstruct_complex_type hook.
978 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
979 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
981 2008-04-24 Richard Guenther <rguenther@suse.de>
983 * c-common.h (check_builtin_function_arguments): Declare.
984 * c-common.c (validate_nargs): New function.
985 (check_builtin_function_arguments): Likewise.
986 * c-typeck.c (build_function_call): Call
987 check_builtin_function_arguments.
988 * builtins.c (fold_builtin_classify): Remove error reporting code.
989 (fold_builtin_unordered_cmp): Likewise.
990 (fold_builtin_1): Likewise.
991 (fold_builtin_n): Likewise.
993 2008-04-24 Jakub Jelinek <jakub@redhat.com>
995 PR tree-optimization/36008
996 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
997 the original op1, rather than delta by step.
999 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
1000 Sebastian Pop <sebastian.pop@amd.com>
1002 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
1003 eliminate_local_variables_stmt, eliminate_local_variables,
1004 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
1005 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
1006 of code delimited by two edges in the CFG.
1007 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
1008 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
1009 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
1010 the case of parallelisation of reductions.
1011 (expr_invariant_in_region_p): New.
1013 * tree-flow.h (gather_blocks_in_sese_region): Declared.
1014 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
1016 2008-04-24 Ira Rosen <irar@il.ibm.com>
1017 Richard Guenther <rguenther@suse.de>
1019 PR tree-optimization/36034
1020 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
1021 incapable of dealing with loads with gaps.
1023 2008-04-24 Rafael Espindola <espindola@google.com>
1025 * tree-flow.h (vrp_evaluate_conditional): Change signature.
1026 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1027 vrp_evaluate_conditional.
1028 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
1029 (vrp_evaluate_conditional): Split the cond argument.
1030 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
1031 (simplify_stmt_for_jump_threading): Update call to
1032 vrp_evaluate_conditional.
1034 2008-04-24 Ira Rosen <irar@il.ibm.com>
1036 PR tree-optimization/35982
1037 * tree-vect-analyze.c (vect_check_interleaving): Check that the
1038 interleaved data-refs are of the same type.
1040 2008-04-24 Danny Smith <dannysmith@users.net>
1042 * c-format.c (check_format_info_main): Use strncmp rather than a
1043 magic prefix to handle multichar length specs.
1044 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
1045 Don't prefix "I64" and "I32" with '\0'.
1047 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1050 * config/i386/i386.c (init_cumulative_args): Don't pass anything
1051 in registers for -m32 only if stdarg_p (fntype).
1053 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
1055 PR rtl-optimization/36006
1056 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
1057 temp to op0 in order to avoid invalid rtx sharing.
1059 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
1061 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
1062 check TREE_INVARIANT.
1063 * tree-gimple.c (is_gimple_address): New.
1064 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
1065 * tree-gimple.h (is_gimple_address): New.
1066 * tree.h (decl_address_invariant_p): New.
1067 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
1068 (build_string): Likewise.
1069 (decl_address_invariant_p): New, from is_gimple_invariant_address.
1070 (tree_invariant_p_1): Likewise.
1071 (save_expr): Use it.
1072 (tree_invariant_p): New.
1073 (skip_simple_arithmetic): Use it.
1074 (stabilize_reference_1): Use it.
1075 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
1077 (build1_stat): Drop code to compute TREE_INVARIANT.
1078 (build2_stat): Drop code to compute TREE_INVARIANT.
1079 (build3_stat): Drop code to compute TREE_INVARIANT.
1080 (build4_stat): Drop code to compute TREE_INVARIANT.
1081 (build5_stat): Drop code to compute TREE_INVARIANT.
1082 (build7_stat): Drop code to compute TREE_INVARIANT.
1083 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
1084 * tree.h (struct tree_base): Remove invariant_flag.
1085 (TREE_INVARIANT): Remove.
1086 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
1087 (fold_builtin_expect): Check TREE_CONSTANT.
1088 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
1089 * c-tree.h (c_expr_to_decl): Drop third parameter.
1090 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
1091 (build_c_cast): Don't set TREE_INVARIANT.
1092 (pop_init_level): Don't set TREE_INVARIANT.
1093 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
1094 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
1096 (gimplify_init_constructor): Don't set TREE_INVARIANT.
1097 (gimplify_addr_expr): Adjust comment.
1098 * tree-mudflap.c (mf_build_string):
1099 * print-tree.c (print_node): Don't print TREE_INVARIANT.
1100 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
1101 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
1102 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
1103 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
1104 * langhooks.h (struct lang_hooks): Drop third parameter from
1107 2008-04-23 Richard Guenther <rguenther@suse.de>
1109 PR tree-optimization/27799
1110 PR tree-optimization/32921
1111 PR tree-optimization/32624
1112 * tree-ssa-structalias.c (merge_smts_into): Only merge the
1113 SMTs aliases and the tag itself into the solution.
1114 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
1115 merge the points-to solution back into the SMT aliases.
1116 (may_alias_p): Use alias_set_subset_of instead of
1117 aliases_conflict_p. A pointer which points to
1118 memory with alias set zero may access any variable.
1120 2008-04-23 Richard Guenther <rguenther@suse.de>
1122 * alias.c (alias_set_subset_of): Correctly handle asking
1123 if zero is a subset of an alias set with zero child.
1124 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
1125 (compute_flow_insensitive_aliasing): Correctly walk all
1126 pointers. Do not unnecessarily union sets.
1128 2008-04-23 Richard Guenther <rguenther@suse.de>
1131 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
1133 2008-04-22 Tomas Bily <tbily@suse.cz>
1135 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
1137 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
1139 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
1140 * tree-ssa-structalias.c (get_constraint_for): Likewise.
1141 * tree-inline.c (estimate_num_insns_1): Likewise.
1142 * varasm.c (const_hash_1, compare_constant, copy_constant)
1143 (compute_reloc_for_constant, output_addressed_constants): Likewise.
1144 * emit-rtl.c (component_ref_for_mem_expr)
1145 (set_mem_attributes_minus_bitpos): Likewise.
1146 * expr.c (highest_pow2_factor, expand_expr_real_1, )
1147 (is_aligning_offset): Likewise.
1148 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
1149 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
1150 * dojump.c (do_jump): Likewise.
1151 * builtins.c (get_pointer_alignment, get_memory_rtx)
1152 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
1153 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
1155 2008-04-23 Jakub Jelinek <jakub@redhat.com>
1157 PR rtl-optimization/36017
1158 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
1159 expanding the library call.
1161 2008-04-22 Ian Lance Taylor <iant@google.com>
1163 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
1166 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
1168 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
1169 of LR/CTR moves for Power6.
1171 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1174 * passes.c (init_optimization_passes): Remove
1175 pass_fast_rtl_byte_dce.
1177 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
1180 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
1181 builtin functions to generate faster code.
1182 (_mm_cvtpu16_ps): Ditto.
1183 (_mm_cvtpi32x2_ps): Ditto.
1185 2008-04-22 Nick Clifton <nickc@redhat.com>
1187 * common.opt (ftree-loop-distribution): Add Optimization
1190 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
1191 (frv_expand_builtin_va_start): Likewise.
1193 * config/arm/arm.c (thumb_find_work_register): Fix location of
1194 argument register count.
1196 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1198 Support scheduling for ColdFire V1 and V3 microarchitecture.
1199 Improve scheduling of multiplication instructions.
1201 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
1202 (mac): New instruction attribute.
1203 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
1204 (m68k_sched_mac): New variable.
1205 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
1206 Handle cfv1 and cfv3.
1207 (max_insn_size): New static variable.
1208 (struct _sched_ib): New type.
1209 (sched_ib): New static variable.
1210 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
1211 to fields of 'struct _sched_ib sched_ib'. Update all uses.
1212 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
1214 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
1215 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
1216 new variables. Update.
1217 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1218 Add modeling of cfv3 instruction buffer. Update.
1219 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
1220 * config/m68k/m68k.h (TUNE_CFV3): New macro.
1221 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
1222 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
1223 a particular reservation applies to.
1224 (type2): Reorganize attribute values. Rename alu to alu_reg,
1225 alu_l to alu, move_l to omove. Join move to alu. Split mul
1227 (cf_ib_*): Simplify description of instruction buffer.
1228 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
1229 (cf_mem): Split into cf_mem1 and cf_mem2.
1230 (cf_v2_move_??): Rename to cfv12_alu_??.
1231 (cf_v2_move_l_??): Rename to cfv12_omove_??.
1232 (cf_v2_mul_??): Remove reservations.
1233 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
1234 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
1235 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
1237 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
1238 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
1239 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
1240 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
1241 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
1242 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
1243 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
1244 expansions of the above reservations for instructions of sizes
1247 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1249 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
1251 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
1253 * coverage.c: Include tree-pass.h.
1254 (coverage_counter_alloc): Print da_file_name to the dump file.
1256 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1258 * sbitmap.c (sbitmap_range_empty_p): New function.
1259 * sbitmap.h (sbitmap_range_empty_p): New function.
1260 * bitmap.h: Now includes obstack.h.
1262 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
1263 Kenneth Zadeck <zadeck@naturalbridge.com>
1265 * dbgcnt.def (ra_byte_scan): Added.
1266 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
1267 when the last hit happens for a counter.
1268 * timevar.def (TV_DF_BYTE_LR): New variable.
1269 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
1270 * passes.c (pass_fast_rtl_byte_dce): New pass.
1271 * fwprop.c (update_df): Added mode to call df_ref_create.
1272 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
1273 DF_REF_EXTRACT_OFFSET.
1274 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
1275 DF_BYTE_LR_OUT, df_byte_lr): New macro.
1277 (df_ref_extract): Added mode field.
1278 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
1279 DF_REF_EXTRACT_OFFSET.
1280 (DF_REF_EXTRACT_MODE): New macro.
1281 (df_byte_lr_bb_info): New structure.
1282 (df_print_byte_regset, df_compute_accessed_bytes,
1283 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
1284 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
1285 df_byte_lr_simulate_uses,
1286 df_byte_lr_simulate_artificial_refs_at_top,
1287 df_byte_lr_simulate_artificial_refs_at_end,
1288 df_compute_accessed_bytes): New function.
1289 (df_ref_create): Add parameter.
1290 (df_byte_lr_get_bb_info): New inline function.
1291 * df-scan.c (df_ref_record, df_uses_record,
1292 df_ref_create_structure): Added mode parameter.
1293 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
1294 df_defs_record, df_uses_record, df_get_conditional_uses,
1295 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
1296 df_entry_block_defs_collect, df_exit_block_uses_collect):
1297 Added mode parameter to calls to df_ref_record, df_uses_record,
1298 df_ref_create_structure.
1299 (df_ref_equal_p, df_ref_compare): Added test for modes.
1300 (df_ref_create_structure): Added code to set mode. Renamed
1301 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
1302 DF_REF_EXTRACT_OFFSET.
1303 * df-core.c (df_print_byte_regset): New function.
1304 * df-byte-scan.c: New file.
1305 * df-problems.c (df_rd_transfer_function): Removed unnecessary
1306 calls to BITMAP_FREE.
1307 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
1308 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
1309 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
1310 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
1311 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
1312 df_byte_lr_local_compute, df_byte_lr_init,
1313 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
1314 df_byte_lr_transfer_function, df_byte_lr_free,
1315 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
1316 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
1317 df_byte_lr_simulate_uses,
1318 df_byte_lr_simulate_artificial_refs_at_top,
1319 df_byte_lr_simulate_artificial_refs_at_end): New function.
1320 * dce.c (byte_dce_process_block): New function.
1321 (dce_process_block): au is now passed in rather than computed
1322 locally. Changed loops that look at artificial defs to not look
1323 for conditional or partial ones, because there never are any.
1324 (fast_dce): Now is able to drive byte_dce_process_block or
1325 dce_process_block depending on the kind of dce being done.
1326 (rest_of_handle_fast_dce): Add parameter to fast_dce.
1327 (rest_of_handle_fast_byte_dce): New function.
1328 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
1329 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
1331 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
1334 * gcc.h: Added fortran options that take arguments to
1335 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
1338 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
1340 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
1341 scalarization if on the LHS and not a full access.
1343 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1345 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
1347 2008-04-18 Rafael Espindola <espindola@google.com>
1349 * tree-vrp.c (find_case_label_index): Fix the binary search.
1350 (find_case_label_range): New.
1351 (vrp_visit_switch_stmt): Use find_case_label_range.
1352 (simplify_switch_using_ranges): Use find_case_label_range.
1354 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
1356 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
1357 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
1359 2008-04-18 Tom Tromey <tromey@redhat.com>
1362 * doc/cpp.texi (Implementation-defined behavior): Mention
1365 2008-04-18 Ian Lance Taylor <iant@google.com>
1367 * fold-const.c (pointer_may_wrap_p): New static function.
1368 (fold_comparison): Add another test for pointer overflow. Use
1369 pointer_may_wrap_p to disable some false positives.
1371 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
1373 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
1374 (fname_as_string): Match updated cpp_interpret_string prototype.
1375 (fix_string_type): Support char16_t* and char32_t*.
1376 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
1377 derivative) nodes. Register as builtin if C++0x.
1378 (c_parse_error): Support CPP_CHAR{16,32}.
1379 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
1380 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
1381 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
1382 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
1383 CTI_CHAR32_ARRAY_TYPE>: New elements.
1384 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
1385 char32_type_node, signed_char32_type_node, char16_array_type_node,
1386 char32_array_type_node): New defines.
1387 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
1388 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
1389 (lex_string): Support CPP_STRING{16,32}, match updated
1390 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
1391 (lex_charconst): Support CPP_CHAR{16,32}.
1392 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
1393 and CPP_STRING{16,32}.
1395 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
1398 * aclocal.m4: Regenerate.
1399 * configure: Regenerate.
1401 2008-04-18 Jan Hubicka <jh@suse.cz>
1403 * except.c (dw2_size_of_call_site_table,
1404 sjlj_size_of_call_site_table): Use vector API for call_site_record.
1406 * cgraphbuild.c (build_cgraph_edges): Update.
1407 * tree-pass.h: Update comment.
1408 * final.c (leaf_function_p): Update.
1409 (leaf_renumber_regs): Update.
1410 (rest_of_clean_state): Update.
1411 * omp-low.c (expand_omp_parallel): Update.
1412 * ipa-reference.c (analyze_function): Update.
1413 * reorg.c (find_end_label): Update.
1414 (optimize_skip): Update.
1415 (fill_simple_delay_slots): Update.
1416 (fill_simple_delay_slots): Update.
1417 (make_return_insns): Update.
1418 (dbr_schedule): Update.
1419 * gimple-low.c (record_vars_into): Update.
1420 * cfgbuild.c (make_edges): Update.
1421 * function.c (assign_stack_local): Update.
1422 (assign_parm_adjust_stack_rtl): Update.
1423 (locate_and_pad_parm): Update.
1424 (allocate_struct_function): Do not initialize stack_alignment_needed
1425 and preferred_stack_boundary here.
1426 (stack_protect_prologue): Update.
1427 (stack_protect_epilogue): Update.
1428 (expand_function_start): Initialize stack_alignment_needed,
1429 preferred_stack_boundary and max_jumptable_ents.
1430 (expand_function_end): Update.
1431 (free_after_compilation): Do not NULLify epilogue_delay_list.
1432 * function.h (struct rtl_data): Add stack_protect_guard,
1433 stack_alignment_needed,
1434 preferred_stack_boundary, epilogue_delay_list.
1435 (struct function): Remove value_histograms, stack_alignment_needed,
1436 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
1438 unexpanded_var_list, stack_protect_guard.
1439 (current_function_epilogue_delay_list): Remove.
1440 * ipa-type-escape.c (analyze_function): Update.
1441 * gimplify.c (pop_gimplify_context): Update comment.
1442 * calls.c (expand_call): Update.
1443 (emit_library_call_value_1): Update.
1444 * except.c (set_nothrow_function_flags): Update.
1445 * cfgexpand.c (get_decl_align_unit): Update.
1446 (create_stack_guard): Update.
1447 (estimated_stack_frame_size): Update.
1448 (expand_used_vars): Update.
1449 (tree_expand_cfg): Free histogram earliers, init expansion variables.
1450 * explow.c (allocate_dynamic_stack_space): Update.
1451 * tree-ssa-live.c (remove_unused_locals): Update.
1452 * varasm.c (mark_constant_pool): Update.
1453 * tree-inline.c (remap_decls): Update.
1454 (initialize_cfun): Update.
1455 (declare_return_variable): Update.
1456 (inline_forbidden_p): Update.
1457 (expand_call_inline): Update.
1458 (declare_inline_vars): Update.
1459 (tree_function_versioning): Update.
1460 * tree-flow.h (value_histograms): New.
1461 (VALUE_HISTOGRAMS): New macro.
1462 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
1464 * tree-cfg.c (set_bb_for_stmt): Update.
1465 (replace_by_duplicate_decl): Update.
1466 (move_block_to_fn): Update.
1467 (new_label_mapper): Update.
1468 (dump_function_to_file): Update.
1469 * ipa-struct-reorg.c (build_data_structure): Update.
1470 * cfgrtl.c (print_rtl_with_bb): Update.
1471 * reload1.c (reload): Update.
1473 * config/i386/i386.c (setup_incoming_varargs_64,
1474 ix86_compute_frame_layout): Update.
1475 * config/arc/arc.c (arc_output_function_epilogue): Update.
1477 2008-04-18 Marius Strobl <marius@FreeBSD.org>
1479 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
1480 for FreeBSD as well.
1481 * gthr-posix95.h: Likewise.
1483 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
1485 PR rtl-optimization/35838
1486 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
1487 out the byte offset of the first subreg.
1489 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
1491 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
1492 to split_ti instead of three separate calls with single member arrays.
1493 (subti3 splitter): Ditto.
1494 (adddi3 splitter): Ditto with split_di.
1495 (subdi3 splitter): Ditto.
1496 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
1497 two separate calls with single member arrays. Swap match_dup
1498 operands 1 and 2 to better fit into the array.
1499 (negdi2 splitter): Ditto with split_di.
1500 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
1501 two separate calls with single member arrays. Swap match_dup operands
1502 6 and 7 to better fit into the array.
1504 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
1506 * config/i386/i386.c (sse_builtin_type): New.
1507 (bdesc_sse_args): Likewise.
1508 (bdesc_sse_3arg): Removed.
1509 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1510 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
1511 IX86_BUILTIN_ROUNDPS.
1512 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
1513 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
1514 IX86_BUILTIN_ROUNDPS.
1515 (ix86_expand_sse_4_operands_builtin): Removed.
1516 (ix86_expand_sse_operands_builtin): New.
1517 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
1518 and CODE_FOR_sse4_1_roundps.
1519 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1520 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
1522 2008-04-17 Alan Modra <amodra@bigpond.net.au>
1525 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
1526 regs before frame pop when needed. If use_backchain_to_restore_sp
1527 then load backchain into a temp reg to restore vr and vrsave. Add
1528 code to restore vr after frame pop if possible.
1530 2008-04-17 Richard Guenther <rguenther@suse.de>
1532 * tree-vn.c (expressions_equal_p): Do not check type
1533 equality or compatibility before calling operand_equal_p.
1534 * fold-const.c (operand_equal_p): Check equivalence of
1535 integer constants before bailing out due to signedness or
1536 precision differences.
1537 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
1538 spurious differences in type qualification. Ignore types
1539 for COMPONENT_REFs at all.
1541 2008-04-17 Christian Bruel <christian.bruel@st.com>
1543 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
1544 msw_skip comparison.
1546 2008-04-16 Jakub Jelinek <jakub@redhat.com>
1549 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
1552 PR tree-optimization/35899
1553 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
1554 rather than TREE_OPERAND.
1556 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
1559 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
1560 temporary registers. Change operand predicate to general_operand.
1561 (remainderxf3): Ditto.
1563 2008-04-16 Richard Guenther <rguenther@suse.de>
1565 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
1566 * tree-affine.c (aff_combination_expand): Look through some
1569 2008-04-15 Doug Kwan <dougkwan@google.com>
1571 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
1573 * tree-pretty-print.c (dump_generic_node): Ditto.
1574 * final.c (output_addr_const): Ditto.
1575 * dwarf2out.c (output_cfi): Ditto.
1576 * c-pretty-print.c (pp_c_integer_constant): Ditto.
1577 * print-rtl.c (print_rtx): Ditto.
1578 * print-tree.c (print_node_brief, print_node): Ditto.
1579 * c-common.c (match_case_to_enum_1): Ditto.
1580 * sched-vis.c (print_value): Ditto.
1581 * config/i386/i386.c (print_operand): Cast to long unsigned int
1584 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
1585 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
1586 MS Windows VirtualProtect function.
1588 2008-04-15 Jan Hubicka <jh@suse.cz>
1590 * gengtype.c (write_root): Param_is argument is OK.
1591 * expr.c (expand_expr_real_1): Update call of get_exception_*.
1592 * function.h: Include varray.h
1593 (rtl_eh): New stucture based on except.c one.
1594 (call_site_record): New forward declaration and vector type.
1595 * calls.c (emit_call_1): Do not call
1596 note_current_region_may_contain_throw.
1597 * except.c (eh_status): Remove cur_region, try_region since they are
1599 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
1600 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
1601 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
1602 Remove call_site_data_used, call_site_data_size.
1603 Turn call_site_record into vector in function.h.
1604 (note_current_region_may_contain_throw): Remove.
1605 (get_exception_pointer, get_exception_filter): Do not take struct
1606 function argument; update.
1607 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
1608 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
1609 build_post_landing_pads, dw2_build_landing_pads,
1610 sjlj_assign_call_site_values, sjlj_mark_call_sites,
1611 sjlj_emit_function_enter, sjlj_emit_function_enter,
1612 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
1613 sjlj_build_landing_pads, finish_eh_generation,
1614 remove_exception_handler_label, remove_eh_handler,
1615 maybe_remove_eh_handler, add_reachable_handler,
1616 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
1617 add_action_record, collect_one_action_chain, add_call_site,
1618 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
1619 sjlj_output_call_site_table, output_function_exception_table,
1620 * except.h (note_current_region_may_contain_throw): Remove
1621 (get_exception_pointer, get_exception_filter): Do not take struct
1623 * Makefile.in (GTFILES): Put varargs before struct function.
1625 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1627 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
1628 punt for STRING_CST.
1629 (get_constraint_for): Deal with STRING_CST here instead.
1631 2008-04-15 Richard Guenther <rguenther@suse.de>
1633 * tree-ssa-propagate.c (substitute_and_fold): Substitute
1634 statements in a basic-block with a backward walk. Do not
1635 substitute into dead statements but instead remove those.
1637 2008-04-15 Richard Guenther <rguenther@suse.de>
1639 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
1640 to zero, thus disable creation of SFTs.
1642 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1644 * tree-predcom.c (suitable_reference_p): Return false if the
1645 reference can throw.
1647 2008-04-15 Jakub Jelinek <jakub@redhat.com>
1650 * c-decl.c (finish_decl): If extern or static var has variable
1651 size, set TREE_TYPE (decl) to error_mark_node.
1653 2008-04-15 Rafael Espindola <espindola@google.com>
1655 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
1658 2008-04-15 Richard Guenther <rguenther@suse.de>
1660 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
1661 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
1662 (visit_reference_op_load): Do walk vuse-vdef chains on
1663 vn_reference_lookup.
1664 (visit_reference_op_store): But do not here.
1665 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
1666 vn_reference_lookup.
1667 (vn_lookup_with_vuses): But do so here.
1669 2008-04-14 Ian Lance Taylor <iant@google.com>
1671 * fold-const.c (fold_overflow_warning): Remove assertion.
1673 2008-04-15 Ben Elliston <bje@au.ibm.com>
1675 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
1676 temp1 local variables.
1678 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
1681 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
1682 ".text.unlikely" section as executable.
1684 2008-04-14 James E. Wilson <wilson@tuliptree.org>
1686 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1687 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
1688 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
1689 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
1690 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
1691 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
1692 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
1694 2008-04-14 Ian Lance Taylor <iant@google.com>
1696 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
1697 * fold-const.c (fold_comparison): If appropriate, test
1698 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
1699 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
1700 reassociating a pointer type.
1701 * doc/invoke.texi (Optimize Options): Document that
1702 -fstrict-overflow applies to pointer wraparound.
1704 2008-04-13 Jan Hubicka <jh@suse.cz>
1706 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
1708 2008-04-12 Andrew Pinski <pinskia@gmail.com>
1710 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
1711 we are going to "save the world".
1713 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
1715 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
1716 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
1717 operand 0 constraint, not "=".
1719 2008-04-11 James E. Wilson <wilson@tuliptree.org>
1721 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
1723 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1725 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
1726 of size of positions_needed * CHAR_BIT.
1728 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1731 * dse.c (store_info): Change positions_needed to unsigned
1733 (lowpart_bitmask): New.
1734 (record_store): Cast to unsigned HOST_WIDE_INT for
1735 positions_needed. Assert width <= size of positions_needed *
1736 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
1737 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
1738 lowpart_bitmask to set mask.
1740 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1742 * config/bfin/constraints.md: New file.
1743 * config/bfin/bfin.md: Include it.
1744 (adddi3): Use satisfies_constraint functions instead of the old macros.
1745 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
1746 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
1747 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
1748 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
1749 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
1750 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
1751 EXTRA_CONSTRAINT): Delete.
1752 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
1753 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
1755 * config/bfin/bfin.c: Include "tm-constrs.h".
1756 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
1757 Use satisfies_constraint functions instead of the old macros.
1758 * doc/md.texi (Blackfin Constraints): Update file name reference.
1760 2008-04-11 Richard Guenther <rguenther@suse.de>
1762 PR tree-optimization/35869
1763 * tree-vrp.c (execute_vrp): Move switch statement update after
1764 jump threading. Schedule another cfg cleanup run.
1766 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
1769 * attribs.c (decl_attributes): Return early on errorneous node.
1771 2008-04-10 Oleg Ryjkov <olegr@google.com>
1773 * tree.h (struct tree_base): Added a new flag default_def_flag.
1774 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
1776 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1778 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
1780 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1783 * pa.md: Define mode iterator P. Define mode attribute dwc.
1784 (dcacheflush): Update pattern to use iterator P and attribute dwc.
1785 (icacheflush): Likewise.
1786 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
1787 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
1789 2008-04-11 Ben Elliston <bje@au.ibm.com>
1791 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
1793 2008-04-10 Rafael Espindola <espindola@google.com>
1795 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
1796 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
1797 (extract_range_from_expr): The same.
1799 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1801 * config/mips/mips.md (GPR2): New mode iterator.
1803 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
1804 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
1805 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
1806 Rewrite these to take two modes, the mode of comparison and the
1807 mode of the destination.
1808 * config/mips/mips.c (mips_expand_scc): Instead of having
1809 paradoxical subreg as destination, expand "narrowing" scc if mode
1810 of comparison is SI and target is requested in DI mode.
1811 (mips_emit_int_order_test): Update comment. Make mode of
1812 comparison match CMP0 rather than TARGET. When creating inverse
1813 target use mode of TARGET.
1815 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1817 * gcov-dump.c (tag_summary): Only print summaries for the first
1818 GCOV_COUNTERS_SUMMABLE counters.
1820 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
1822 * config/i386/i386.md (absneg): New code iterator.
1823 (absnegprefix): New code attribute.
1824 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
1825 patterns using absneg code iterator.
1826 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
1827 using absneg code iterator.
1828 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
1829 *neg<mode>2 patterns using absneg code iterator.
1830 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1831 *negextendsfdf2 patterns using absneg code iterator.
1832 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
1833 *negextendsfxf2 patterns using absneg code iterator.
1834 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1835 *negextendsfdf2 patterns using absneg code iterator.
1836 * config/i386/sse.md (<code><mode>2): Macroize expander from
1837 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
1839 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
1841 * config/s390/s390.h: Remove the remains of the recent search
1842 & replace action of current_function_outgoing_args_size.
1844 2008-04-10 Ira Rosen <irar@il.ibm.com>
1846 PR tree-optimization/35821
1847 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
1848 NEW_STMT_LIST is not NULL.
1850 2008-04-09 David Edelsohn <edelsohn@gnu.org>
1853 * toplev.c (process_options): Remove -ffunction-sections debugging
1856 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
1858 PR middle-end/PR28690
1859 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
1860 than gen_rtx_fmt_ee to perform more canonicalizations.
1862 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1865 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
1867 2008-04-09 Richard Guenther <rguenther@suse.de>
1869 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
1870 (dump_function_to_file): Dump function arguments with types.
1872 2008-04-08 Richard Guenther <rguenther@suse.de>
1874 * fold-const.c (fold_widened_comparison): Do not allow
1875 sign-changes that change the result.
1877 2008-04-08 Janis Johnson <janis187@us.ibm.com>
1880 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
1881 kinds of indirect references.
1883 2008-04-08 David Edelsohn <edelsohn@gnu.org>
1885 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
1886 GNU Fortran language string.
1888 2008-04-08 Rafael Espindola <espindola@google.com>
1890 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
1891 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
1892 * tree.h (tree_call_nonnegative_warnv_p): New.
1894 2008-04-08 Jan Hubicka <jh@suse.cz>
1896 * function.c (free_after_compilation): Clear out regno_reg_rtx
1899 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
1902 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1904 PR middle-end/PR28690
1905 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
1906 same precedence as REG_POINTER and MEM_POINTER operands.
1908 2008-04-08 Richard Guenther <rguenther@suse.de>
1911 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
1912 for adding index to base.
1914 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
1916 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
1917 (MINGW_ENABLE_EXECUTE_STACK): New.
1918 (IN_LIBGCC2): For libgcc include windows.h file for
1919 function declarations.
1921 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
1923 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
1924 and tem2 if tem1 is not a REG or MULT.
1926 2008-04-08 Jan Hubicka <jh@suse.cz>
1928 * function.h (incomming_args): Break out of struct function.
1929 (function_subsections): Break out of struct function.
1930 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
1931 return_rtx and hard_reg_initial_vals from struct function.
1932 Kill inl_max_label_num.
1933 (current_function_pops_args, current_function_args_info,
1934 current_function_args_size, current_function_args_size,
1935 current_function_pretend_args_size,
1936 current_function_outgoing_args_size,
1937 current_function_internal_arg_pointer, current_function_return_rtx):
1938 Kill compatibility accestor macros.
1939 * builtins.c (expand_builtin_apply_args_1): Update.
1940 (expand_builtin_next_arg): Update.
1941 * df-scan.c (df_get_call_refs): Update.
1942 * dbxout.c (dbxout_function_end): Update.
1943 * dwarf2out.c (dwarf2out_switch_text_section): Update.
1944 (output_line_info): Update.
1945 (secname_for_decl): Update.
1946 (dwarf2out_var_location): Update.
1947 * function.c (free_after_compilation): Update.
1948 (assign_parm_find_stack_rtl): Update.
1949 (assign_parms): Update.
1950 (expand_dummy_function_end): Update.
1951 (expand_function_end): Update.
1952 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
1953 (expand_call): Update.
1954 (emit_library_call_value_1): Update.
1955 (store_one_arg): Update.
1956 * varasm.c (initialize_cold_section_name): Update.
1957 (unlikely_text_section): Update.
1958 (unlikely_text_section_p): Update.
1959 (assemble_start_function): Update.
1960 (assemble_end_function): Update.
1961 (default_section_type_flags): Update.
1962 (switch_to_section): Update.
1963 * integrate.c (set_decl_abstract_flags): Update.
1964 (get_hard_reg_initial_val): Update.
1965 (has_hard_reg_initial_val): Update.
1966 (allocate_initial_values): Update.
1967 * resource.c (init_resource_info): Update.
1968 * config/alpha/alpha.c (NUM_ARGS): Update.
1969 (direct_return): Update.
1970 (alpha_va_start): Update.
1971 (alpha_sa_size): Update.
1972 (alpha_initial_elimination_offset): Update.
1973 (alpha_expand_prologue): Update.
1974 (alpha_start_function): Update.
1975 (alpha_expand_epilogue): Update.
1976 (unicosmk_initial_elimination_offset):
1977 * config/alpha/alpha.md (call expander): Update.
1978 * config/s390/s390.c (s390_register_info): Update.
1979 (s390_register_info): Update.
1980 (s390_frame_info): Update.
1981 (s390_initial_elimination_offset): Update.
1982 (s390_build_builtin_va_list): Update.
1983 (s390_va_start): Update.
1984 * config/spu/spu.c (direct_return): Update.
1985 (spu_expand_prologue): Update.
1986 (spu_initial_elimination_offset): Update.
1987 (spu_build_builtin_va_list): Update.
1988 (spu_va_start): Update.
1989 * config/sparc/sparc.c (sparc_init_modes): Update.
1990 (sparc_compute_frame_size): Update.
1991 (function_value): Update.
1992 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
1993 * config/i386/i386.md (return expander): Update.
1994 * config/i386/i386.c (ix86_va_start): Update.
1995 (ix86_can_use_return_insn_p): Update.
1996 (ix86_compute_frame_layout): Update.
1997 (ix86_expand_epilogue): Update.
1998 * config/sh/sh.c (output_stack_adjust): Update.
1999 (calc_live_regs): Update.
2000 (sh_expand_prologue): Update.
2001 (sh_builtin_saveregs): Update.
2002 (sh_va_start): Update.
2003 (initial_elimination_offset): Update.
2004 (sh_allocate_initial_value): Update.
2005 (sh_function_ok_for_sibcall): Update.
2006 (sh_get_pr_initial_val): Update.
2007 * config/sh/sh.md (return expander): Update.
2008 * config/avr/avr.c (frame_pointer_required_p): UPdate.
2009 * config/crx/crx.c (crx_compute_frame): UPdate.
2010 (crx_initial_elimination_offset): UPdate.
2011 * config/xtensa/xtensa.c (compute_frame_size): Update
2012 (xtensa_builtin_saveregs): Update.
2013 (xtensa_va_start): Update.
2014 (order_regs_for_local_alloc): Update.
2015 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
2016 (xstormy16_expand_builtin_va_start): Update.
2017 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
2018 * config/m68hc11/m68hc11.md (return expanders): Update.
2019 * config/m68hc11/m68hc11.c (expand_prologue): Update.
2020 (expand_epilogue): Update.
2021 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
2022 (cris_simple_epilogue): Update.
2023 (cris_expand_prologue): Update.
2024 (cris_expand_epilogue): Update.
2025 * config/iq2000/iq2000.c (iq2000_va_start): Update.
2026 (compute_frame_size): Update.
2027 * config/mt/mt.c (mt_compute_frame_size): Update.
2028 * config/mn10300/mn10300.c (expand_prologue): Update.
2029 (expand_epilogue): Update.
2030 (initial_offset): Update.
2031 (mn10300_builtin_saveregs):
2032 * config/mn10300/mn10300.md (return expander): Update.
2033 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2034 (ia64_initial_elimination_offset): Update.
2035 (ia64_initial_elimination_offset): Update.
2036 (ia64_expand_prologue): Update.
2037 * config/m68k/m68k.md (return expander): Update.
2038 * config/rs6000/rs6000.c (rs6000_va_start): Update.
2039 (rs6000_stack_info): Update.
2040 * config/mcore/mcore.c (layout_mcore_frame): Update.
2041 (mcore_expand_prolog): Update.
2042 * config/arc/arc.c (arc_compute_frame_size): Update.
2043 * config/score/score3.c (score3_compute_frame_size): Update.
2044 * config/score/score7.c (score7_compute_frame_size): Update.
2045 * config/arm/arm.c (use_return_insn): Update.
2046 (thumb_find_work_register): Update.
2047 (arm_compute_save_reg_mask): Update.
2048 (arm_output_function_prologue): Update.
2049 (arm_output_epilogue): Update.
2050 (arm_size_return_regs): Update.
2051 (arm_get_frame_offsets): Update.
2052 (arm_expand_prologue): Update.
2053 (thumb_exit): Update.
2054 (thumb_unexpanded_epilogue): Update.
2055 (thumb1_output_function_prologue): Update.
2056 * config/pa/pa.md (return expander): Update.
2057 * config/pa/pa.c (compute_frame_size): Update.
2058 (hppa_builtin_saveregs): Update.
2059 * config/mips/mips.c (mips_va_start): Update.
2060 (mips16_build_function_stub): Update.
2061 (mips_compute_frame_info): Update.
2062 (mips_restore_gp): Update.
2063 (mips_output_function_prologue): Update.
2064 (mips_expand_prologue): Update.
2065 * config/v850/v850.c (compute_frame_size): Update.
2066 (expand_prologue): * config/mmix/mmix.c (along): update.
2067 (mmix_initial_elimination_offset): update.
2068 (mmix_reorg): update.
2069 (mmix_use_simple_return): update.
2070 (mmix_expand_prologue): update.
2071 (mmix_expand_epilogue): Update.
2072 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
2073 (emit_link_insn): Update.
2075 2008-04-08 Anatoly Sokolov <aesok@post.ru>
2077 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
2078 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
2080 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
2083 2008-04-07 Jan Hubicka <jh@suse.cz>
2085 * function.h (rtl): Rename to x_rtl.
2087 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2088 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2089 used_temp_slots avail_temp_slots, temp_slot_level,
2090 nonlocal_goto_handler_labels): Update accesstors.
2091 (rtl): New global variable.
2092 (struct function): Move some fileds to rtl_data.
2093 (get_arg_pointer_save_area): Update prototype.
2094 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2095 get_arg_pointer_save_area.
2096 * expr.c (init_expr): Update
2097 * function.c (get_frame_size): Update
2098 (assign_stack_local): Update
2099 (expand_function_end): Update.
2100 (get_art_pointer_save_area): Update
2102 * emit-rtl.c (rtl): Declare.
2103 (regno_reg_rtx): Declare.
2104 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2106 (gen_reg_rtx): Update.
2107 * varasm.c (n_deferred_constatns): Update accestor.
2108 (init_varasm_status): Do not allocate varasm_status.
2109 (force_const_mem, get_pool_size, output_constant_pool): Update.
2110 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2111 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2112 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
2113 * sparc/sparc.h (INIT_EXPANDERS): Update.
2114 * ia64/ia64.h (INIT_EXPANDERS): Update.
2116 2008-04-07 James E. Wilson <wilson@tuliptree.org>
2118 * reload.c (push_secondary_reload): Add missing break to for loop.
2120 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
2122 PR middle-end/PR28690
2123 * rtlanal.c: Update copyright years.
2124 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
2125 as REG_POINTER and MEM_POINTER operands.
2126 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
2127 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
2128 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
2129 * gcse.c: Update copyright years.
2130 (pre_delete): Call gen_reg_rtx_and_attrs.
2131 (hoist_code): Likewise.
2132 (build_store_vectors): Likewise.
2133 (delete_store): Likewise.
2134 * loop-invariant.c (move_invariant_reg): Likewise.
2135 Update copyright years.
2137 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
2139 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
2140 control string instead of quoted.
2142 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2144 * doc/rtl.texi: Rewrite of subreg section.
2146 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
2149 * config/i386/i386.c (legitimize_pic_address): Add treating
2150 of dllimport SYM_REF's.
2151 (legitimize_dllimport_symbol): Add prototype.
2153 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
2155 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
2156 reference in constructor with non self-referential type.
2158 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
2160 Removal of Return with Depressed Stack Pointer support
2161 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
2162 (ECF_SP_DEPRESSED): Likewise.
2163 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
2164 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
2165 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2166 (expand_call): Do not test ECF_SP_DEPRESSED.
2167 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2168 * function.c (keep_stack_depressed): Delete.
2169 (handle_epilogue_set): Likewise.
2170 (update_epilogue_consts): Likewise.
2171 (emit_equiv_load): Likewise.
2172 (thread_prologue_and_epilogue_insns): Remove support for Return with
2173 Depressed Stack Pointer.
2174 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2176 2008-04-06 Richard Guenther <rguenther@suse.de>
2178 PR tree-optimization/35400
2179 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
2180 information from SSA_NAMEs.
2182 2008-04-06 Anatoly Sokolov <aesok@post.ru>
2184 * config/avr/avr.h (avr_mega_p): Remove declaration.
2185 (AVR_MEGA): Remove macro.
2186 * config/avr/avr.c (avr_mega_p): Remove variable.
2187 (avr_override_options): Remove inicializion of avr_mega_p.
2188 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
2189 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
2190 (avr_jump_mode): (Ditto.).
2191 (avr_output_progmem_section_asm_op): (Ditto.).
2192 (avr_asm_init_sections): (Ditto.).
2193 (avr_asm_init_sections): (Ditto.).
2194 (avr_rtx_costs): (Ditto.).
2195 * config/avr/avr.md: (Ditto.).
2196 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
2199 2008-04-06 Richard Guenther <rguenther@suse.de>
2201 PR tree-optimization/35842
2202 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
2203 is_gimple_invariant_address.
2205 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2207 * gcc.c (default_compilers): Sync Fortran extensions list with
2208 that in fortran/lang-specs.h.
2209 * doc/invoke.texi: Likewise.
2210 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
2211 * dwarf2out.c (gen_compile_unit_die): Likewise.
2213 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
2215 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
2217 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
2220 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
2221 attribute is used for nested functions.
2223 2008-04-05 Jan Hubicka <jh@suse.cz>
2225 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
2227 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
2229 (dump_files): Update.
2230 (enable_rtl_dump_file): Do not accept letter argument.
2231 * tree-pass.h (dump_file_info): Remove letter argument.
2232 * toplev.c (decode_d_option): Update -da handling.
2233 * toplev.h (enable_rtl_dump_file): Update prototype.
2234 * passes.c (register_one_dump_file): Do not accept IPA argument; work
2235 it out based on pass type.
2236 (register_dump_files_1): Likewise.
2237 (init_optimization_passes): Update register_one_dump_file calls.
2238 (execute_one_pass): Sanity check that IPA passes are called at IPA
2239 level and RTL passes at RTL level.
2240 (execute_pass_list): IPA pass can not be after or subpass of
2242 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
2243 disallov RTL subpasses of IPA subpasses.
2245 2008-04-05 Ben Elliston <bje@au.ibm.com>
2247 * tree-cfg.c (need_fake_edge_p): Return false for calls to
2248 builtins that return exactly once and do not throw. Cache call to
2251 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
2253 PR rtl-optimization/34916
2255 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
2256 between instruction pairs.
2258 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
2260 * doc/invoke.texi: Document -mbitops for SH.
2261 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
2262 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
2263 * config/sh/sh.c (print_operand): Add %t operand code.
2264 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
2265 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
2266 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
2267 (extendqihi2): Likewise.
2268 (movqi_i): Likewise.
2269 (insv): Use bset, bclr and bst instructions for SH2A if possible.
2270 (extv): Use bld instruction for SH2A if possible.
2272 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
2273 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
2274 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
2275 (bset.b, bclr.b): Define peepholes.
2276 * config/sh/sh.opt (mbitops): New option.
2278 2008-04-04 Janis Johnson <janis187@us.ibm.com>
2281 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
2282 and view convert expression.
2284 2008-04-04 Jakub Jelinek <jakub@redhat.com>
2287 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
2289 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
2291 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
2293 * config/i386/cpuid.h (bit_AES): New.
2294 (bit_PCLMUL): Likewise.
2296 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
2297 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
2298 SSE2 if AES or PCLMUL is enabled.
2299 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
2300 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
2301 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
2302 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
2303 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
2304 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
2305 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
2306 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
2307 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
2308 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
2309 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
2310 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
2311 __builtin_ia32_aeskeygenassist128 and
2312 __builtin_ia32_pclmulqdq128.
2313 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
2314 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
2315 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
2317 * config/i386/i386.h (TARGET_AES): New.
2318 (TARGET_PCLMUL): Likewise.
2319 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
2321 * config/i386/i386.md (UNSPEC_AESENC): New.
2322 (UNSPEC_AESENCLAST): Likewise.
2323 (UNSPEC_AESDEC): Likewise.
2324 (UNSPEC_AESDECLAST): Likewise.
2325 (UNSPEC_AESIMC): Likewise.
2326 (UNSPEC_AESKEYGENASSIST): Likewise.
2327 (UNSPEC_PCLMUL): Likewise.
2329 * config/i386/i386.opt (maes): New.
2330 (mpclmul): Likewise.
2332 * config/i386/sse.md (aesenc): New pattern.
2333 (aesenclast): Likewise.
2335 (aesdeclast): Likewise.
2337 (aeskeygenassist): Likewise.
2338 (pclmulqdq): Likewise.
2340 * config/i386/wmmintrin.h: New.
2342 * doc/extend.texi: Document AES and PCLMUL built-in function.
2344 * doc/invoke.texi: Document -maes and -mpclmul.
2346 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
2348 * function.c (free_after_parsing): Replace with
2349 cxx_push_function_context from C++ front-end.
2350 (allocate_struct_function): Don't call langhook.
2351 * langhooks.h (struct lang_hooks_for_functions): Delete.
2352 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
2354 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
2355 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
2356 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
2357 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
2358 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
2359 remove LANG_HOOKS_FUNCTION_INITIALIZER.
2360 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
2362 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
2363 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
2365 2008-04-04 Jakub Jelinek <jakub@redhat.com>
2368 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
2371 2008-04-04 Richard Guenther <rguenther@suse.de>
2374 * fold-const.c (optimize_minmax_comparison): Use the correct
2375 type for the constant in the simplified comparison.
2377 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
2379 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
2380 Pass L2 size as "--param l2-cache-size" to the compiler.
2381 (decode_l2_cache): New function to decode L2 cache parameters using
2382 0x8000006 extended cpuid function.
2383 (detect_caches_amd): Determine parameters of L2 cache using
2384 decode_l2_caches function.
2385 (decode_caches_intel): Decode L2 cache parameters.
2386 (detect_caches_intel): Determine L2 cache parameters using
2387 decode_caches_intel and decode_l2_caches functions.
2389 2008-04-03 Bob Wilson <bob.wilson@acm.org>
2391 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
2392 secondary input reload for subword loads from the constant pool.
2394 2008-04-03 Janis Johnson <janis187@us.ibm.com>
2397 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
2398 constants of the appropriate size for runtime calculations.
2401 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
2402 decimal-float literal constant zero.
2404 2008-04-03 Jakub Jelinek <jakub@redhat.com>
2407 * c-parser.c (c_parser_omp_atomic): Call
2408 default_function_array_conversion on the RHS.
2411 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
2412 call is_variable_sized if decl has incomplete type.
2414 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
2416 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
2418 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
2420 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
2422 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
2423 (sgt<u>): Merge sgt and sgtu into new expander.
2424 (sgt, sgtu): Remove expanders.
2425 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
2426 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
2427 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
2428 *sgtu_<mode>_mips16 into new pattern.
2429 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
2430 (sge<u>): Merge sge and sgeu into new expander.
2431 (sge, sgeu): Remove expanders.
2432 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
2434 (*sge_<mode>, second *sge_<mode>): Remove patterns.
2435 (slt<u>): Merge slt and sltu into new expander.
2436 (slt, sltu): Remove expanders.
2437 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
2438 (*slt_<mode>, *sltu_<mode>): Remove patterns.
2439 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
2440 *sltu_<mode>_mips16 into new pattern.
2441 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
2442 (sle<u>): Merge sle and sleu into new expander.
2443 (sle, sleu): Remove expanders.
2444 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
2445 (*sle_<mode>, *sleu_<mode>): Remove patterns.
2446 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
2447 *sleu_<mode>_mips16 into new pattern.
2448 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
2450 2008-04-03 Jan Hubicka <jh@suse.cz>
2452 PR tree-optimization/35795
2453 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
2454 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2455 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2456 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2457 * score/score3.c (score3_output_mi_thunk): Likewise.
2458 * score/score7.c (score7_output_mi_thunk): Likewise.
2459 * mips/mips.c (mips_output_mi_thunk): Likewise.
2461 2008-04-03 Richard Guenther <rguenther@suse.de>
2463 * tree-vrp.c (extract_range_from_unary_expr): Handle all
2464 conversions. Simplify code.
2466 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
2468 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
2470 2008-04-03 Tom Tromey <tromey@redhat.com>
2471 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2473 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
2474 * config/bfin/t-bfin-linux (generated_files): Add
2475 linux-sysroot-suffix.h.
2476 * doc/install.texi (Prerequisites): Require make 3.80.
2477 * doc/sourcebuild.texi (Front End Directory): Document new
2479 * Makefile.in (generated_files): New variable.
2480 (ALL_HOST_OBJS): New variable.
2481 ($(ALL_HOST_OBJS)): New target.
2483 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
2485 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
2486 (remap_block): Call id->transform_lang_insert_block instead
2488 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
2489 Set id.transform_lang_insert_block to NULL.
2490 (clone_body): Move to cp/optimize.c
2491 * tree-inline.h (struct copy_body_data): Change
2492 transform_lang_insert_block to function pointer.
2493 (copy_generic_body, copy_decl_no_change): Export.
2494 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
2495 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
2496 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
2498 * c-tree.h (insert_block): Kill.
2499 * c-decl.c (insert_block): Kill.
2501 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
2503 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2504 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
2505 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
2507 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
2508 argument, call {push,pop}_function_context from here.
2509 * c-parser.c: Use c_{push,pop}_function_context.
2511 * function.c (push_function_context_to): Move meat ...
2512 (push_function_context): ... here. Simplify.
2513 * function.c (pop_function_context_from): Move meat ...
2514 (pop_function_context): ... here. Simplify.
2515 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
2517 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2518 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
2519 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
2520 * tree.h (push_function_context_to, pop_function_context_from): Remove.
2522 2008-04-03 Ben Elliston <bje@au.ibm.com>
2524 * expmed.c (extract_force_align_mem_bit_field): Remove.
2526 2008-04-03 Richard Guenther <rguenther@suse.de>
2529 * expr.h (try_casesi): Adjust prototype.
2530 * expr.c (try_casesi): Take fallback label as extra parameter.
2531 Use that for gen_casesi if default_label is NULL.
2532 * stmt.c (expand_case): Pass fallback label to try_casesi,
2533 make sure to fill gaps with a fallback label if default_label
2536 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
2539 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
2541 2008-04-03 Ben Elliston <bje@au.ibm.com>
2543 * expmed.c (extract_split_bit_field): Remove if (0) code.
2544 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
2545 (do_ds_constraint): Likewise.
2547 2008-04-02 Joseph Myers <joseph@codesourcery.com>
2549 * doc/cppopts.texi (-dU): Document.
2550 * c-common.h (flag_dump_macros): Update comment.
2551 * c-opts.c (handle_OPT_d): Handle -dU.
2552 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
2553 dump_queued_macros, cb_used_define, cb_used_undef): New.
2554 (init_pp_output): Handle -dU.
2555 (cb_line_change): Call dump_queued_macros.
2556 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
2558 2008-04-02 Anatoly Sokolov <aesok@post.ru>
2560 * config/avr/predicates.md (io_address_operand): New predicate.
2561 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
2562 * config/avr/avr.c (avr_io_address_p): Remove function.
2563 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
2564 'avr_io_address_p' function.
2565 (out_movhi_r_mr): (Ditto.).
2566 (out_movqi_mr_r): (Ditto.).
2567 (out_movhi_mr_r): (Ditto.).
2568 (avr_address_cost): (Ditto.).
2570 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
2572 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
2573 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
2574 in 32bit mode when XMM registers are available to avoid store
2576 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
2577 corresponding post-reload splitters.
2579 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2581 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
2582 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
2583 __builtin_ia32_roundss.
2584 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
2585 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
2586 __builtin_ia32_roundss.
2587 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
2588 IX86_BUILTIN_SHUFPD here.
2590 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2592 * config/i386/i386.md (plogic): New.
2593 (plogicprefix): Likewise.
2595 * config/i386/mmx.md (mmx_<code><mode>3): New.
2596 (mmx_and<mode>3): Removed.
2597 (mmx_ior<mode>3): Likewise.
2598 (mmx_xor<mode>3): Likewise.
2600 * config/i386/sse.md (<code><mode>3): New.
2601 (*<code><mode>3): Likewise.
2602 (*<code><mode>3): Likewise.
2603 (<code><mode>3): Likewise.
2604 (*sse_<code><mode>3): Likewise.
2605 (*sse2_<code><mode>3): Likewise.
2606 (<code>tf3): Likewise.
2607 (*<code>tf3): Likewise.
2608 (and<mode>3): Likewise.
2609 (*and<mode>3): Likewise.
2610 (ior<mode>3): Removed.
2611 (*ior<mode>3): Likewise.
2612 (xor<mode>3): Likewise.
2613 (*xor<mode>3): Likewise.
2614 (*and<mode>3): Likewise.
2615 (*ior<mode>3): Likewise.
2616 (*xor<mode>3): Likewise.
2617 (and<mode>3): Likewise.
2618 (*sse_and<mode>3): Likewise.
2619 (*sse2_and<mode>3): Likewise.
2621 (*andtf3): Likewise.
2622 (ior<mode>3): Likewise.
2623 (*sse_ior<mode>3): Likewise.
2624 (*sse2_ior<mode>3): Likewise.
2626 (*iortf3): Likewise.
2627 (xor<mode>3): Likewise.
2628 (*sse_xor<mode>3): Likewise.
2629 (*sse2_xor<mode>3): Likewise.
2631 (*xortf3): Likewise.
2633 2008-04-02 Richard Guenther <rguenther@suse.de>
2635 PR tree-optimization/14495
2636 PR tree-optimization/34793
2637 * tree-vrp.c (struct switch_update): New structure.
2638 (to_remove_edges, to_update_switch_stmts): New VECs.
2639 (simplify_switch_using_ranges): New function. Remove not taken
2640 case labels and edges.
2641 (simplify_stmt_using_ranges): Call it.
2642 (identify_jump_threads): Mark edges we have queued for removal
2643 so we don't thread them.
2644 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
2646 * tree-cfg.c (group_case_labels): Deal with missing default label.
2647 (tree_verify_flow_info): Allow missing default label.
2648 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
2649 (emit_case_nodes): Likewise.
2650 (expand_case): Do not rely on the default label to be present.
2651 * expr.c (try_casesi): Deal with NULL default_label.
2652 (do_tablejump): Likewise.
2654 2008-04-02 Richard Guenther <rguenther@suse.de>
2656 PR tree-optimization/14495
2657 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
2658 SWITCH_EXPR here ...
2659 (vrp_visit_switch_stmt): ... but here (new function).
2660 (find_case_label_index): New helper function.
2661 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
2663 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2665 * fwprop.c: Fix ISO-C99ism.
2667 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2670 * Makefile.in (objdir): Set it here.
2671 * configure.ac: Not here. Find dynamic linker characteristics.
2672 * exec-tool.in: Use them.
2673 * aclocal.m4: Regenerate.
2674 * configure: Regenerate.
2676 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2678 * expr.c (expand_var): Delete it.
2679 * expr.h (expand_var): Delete prototype.
2680 * function.c (expand_function_start): Use expand_decl instead.
2681 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
2684 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
2686 PR rtl-optimization/35542
2687 * fwprop.c (forward_propagate_and_simplify): Replace
2688 loc_reg_mentioned_in_p with reg_mentioned_p.
2690 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2692 PR rtl-optimization/35281
2693 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
2694 (propagate_rtx_1): Handle PR_HANDLE_MEM.
2695 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
2696 (varying_mem_p): Move above propagate_rtx.
2697 (all_uses_available_at): Do not check MEMs.
2699 2008-04-02 Rafael Espindola <espindola@google.com>
2701 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
2702 (register_edge_assert_for_2): Split the cond argument.
2703 (register_edge_assert_for_1): Adjust for the change in
2704 register_edge_assert_for_2.
2705 (register_edge_assert_for): Split the cond argument.
2706 (find_switch_asserts): Adjust for the change in
2707 register_edge_assert_for.
2709 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
2711 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
2712 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
2713 offsets for 64-bit mingw.
2714 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
2715 abi for x86_64-pc-mingw.
2717 2008-04-02 Richard Guenther <rguenther@suse.de>
2719 * tree-vrp.c (extract_range_from_assert): Make sure to not
2720 produce range min/max with TREE_OVERFOW set.
2721 If merging a anti-range and a range keep the anti-range if
2722 the range covers all values of the type.
2723 (register_edge_assert_for_2): Only allow sign-changing
2724 conversions in detecting canonical range checks. Also
2725 register an assert for the unsigned name if useful.
2727 PR tree-optimization/35787
2728 * tree-vrp.c (vrp_val_max): New function.
2729 (vrp_val_min): Likewise.
2730 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
2731 (vrp_val_is_min): Likewise.
2732 (supports_overflow_infinity): Use vrp_val_{min,max}.
2733 (negative_overflow_infinity): Likewise.
2734 (positive_overflow_infinity): Likewise.
2735 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
2736 (is_positive_overflow_infinity): Likewise.
2737 (is_overflow_infinity): Likewise.
2738 (avoid_overflow_infinity): Use vrp_val_{min,max} and
2739 vrp_val_is_{min,max}.
2740 (set_and_canonicalize_value_range): Canonicalize anti-ranges
2741 to ranges if possible. Avoid empty ranges.
2743 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2746 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
2747 the expression is a function address.
2749 2008-04-01 George Helffrich <george@gcc.gnu.org>
2751 PR fortran/35154, fortran/23057
2752 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
2753 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
2754 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
2755 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
2757 (dbxout_syms): Check for COMMON-based symbol and wrap in
2758 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
2759 in bracket for efficiency.
2761 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
2762 using DW_TAG_common_block + member offset.
2763 (add_pubname_string): New function.
2764 (dw_expand_expr): New function to find block name and offset for
2766 (common_check): New function to check whether symbol in Fortran COMMON.
2767 (gen_variable_die): If COMMON, use DW_TAG_common_block.
2769 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
2772 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
2774 2008-04-02 Ben Elliston <bje@au.ibm.com>
2776 * config/v850/v850.md (casesi): Remove if (0) code.
2777 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2778 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
2780 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
2782 * config/i386/i386.md (rex64suffix): New mode attribute.
2783 (floathi<mode>2): Disable expander for SSE math.
2784 (*floathi<mode>2_1): New insn insn_and_split pattern.
2785 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
2786 corresponding post-reload splitters.
2787 (*floathi<mode>2_i387): New macroized insn pattern.
2788 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
2789 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
2790 insn_and_split pattern.
2791 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
2792 New macroized instruction patterns and corresponding post-reload
2794 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
2795 and corresponding post-reload splitters.
2796 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
2797 New macroized instruction patterns.
2798 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
2799 macroized instruction patterns and corresponding post-reload splitters.
2800 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
2801 corresponding post-reload splitters.
2802 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
2803 New macroized instruction patterns.
2804 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
2805 corresponding post-reload splitters.
2806 (*floatsi<mode>2_i387): New macroized instruction patterns.
2808 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
2810 * config/i386/i386.md (smaxmin): New.
2811 (umaxmin): Likewise.
2812 (maxminiprefix): Likewise.
2813 (maxminfprefix): Likewise.
2814 (<code><mode>3): Likewise.
2815 (smin<mode>3): Removed.
2816 (smax<mode>3): Likewise.
2818 * config/i386/mmx.md (mmx_<code>v2sf3): New.
2819 (mmx_<code>v4hi3): Likewise.
2820 (mmx_<code>v8qi3): Likewise.
2821 (mmx_smaxv2sf3): Removed.
2822 (mmx_sminv2sf3): Likewise.
2823 (mmx_umaxv8qi3): Likewise.
2824 (mmx_smaxv4hi3): Likewise.
2825 (mmx_uminv8qi3): Likewise.
2826 (mmx_sminv4hi3): Likewise.
2828 * config/i386/sse.md (<addsub><mode>3): New.
2829 (*<addsub><mode>3): Likewise.
2830 (<sse>_vm<addsub><mode>3): Likewise.
2831 (<maxmin><mode>3): Likewise.
2832 (*<maxmin><mode>3_finite): Likewise.
2833 (*<maxmin><mode>3): Likewise.
2834 (<sse>_vm<maxmin><mode>3): Likewise.
2835 (sse3_h<addsub>v4sf3): Likewise.
2836 (sse3_h<addsub>v2df3): Likewise.
2837 (<maxmin>v16qi3): Likewise.
2838 (*<maxmin>v16qi3): Likewise.
2839 (<maxmin>v8hi3): Likewise.
2840 (*<maxmin>v8hi3): Likewise.
2841 (*sse4_1_<maxmin><mode>3): Likewise.
2842 (*sse4_1_<maxmin><mode>3): Likewise.
2843 (add<mode>3): Removed.
2844 (*add<mode>3): Likewise.
2845 (<sse>_vmadd<mode>3): Likewise.
2846 (sub<mode>3): Likewise.
2847 (*sub<mode>3): Likewise.
2848 (<sse>_vmsub<mode>3): Likewise.
2849 (smin<mode>3): Likewise.
2850 (*smin<mode>3_finite): Likewise.
2851 (*smin<mode>3): Likewise.
2852 (<sse>_vmsmin<mode>3): Likewise.
2853 (smax<mode>3): Likewise.
2854 (*smax<mode>3_finite): Likewise.
2855 (*smax<mode>3): Likewise.
2856 (<sse>_vmsmax<mode>3): Likewise.
2857 (sse3_haddv4sf3): Likewise.
2858 (sse3_haddv2df3): Likewise.
2859 (sse3_hsubv4sf3): Likewise.
2860 (sse3_hsubv2df3): Likewise.
2861 (umaxv16qi3): Likewise.
2862 (*umaxv16qi3): Likewise.
2863 (smaxv8hi3): Likewise.
2864 (*smaxv8hi3): Likewise.
2865 (*sse4_1_smax<mode>3): Likewise.
2866 (*sse4_1_umax<mode>3): Likewise.
2867 (uminv16qi3): Likewise.
2868 (*uminv16qi3): Likewise.
2869 (sminv8hi3): Likewise.
2870 (*sminv8hi3): Likewise.
2871 (*sse4_1_smin<mode>3): Likewise.
2872 (*sse4_1_umin<mode>3): Likewise.
2874 2008-04-01 Rafael Espindola <espindola@google.com>
2876 * tree-cfg.c (verify_expr): remove in_phi.
2877 (verify_stmt): Don't call walk_tree with verify_expr. Use
2878 is_gimple_min_invariant instead of is_gimple_val.
2880 2008-04-01 Joseph Myers <joseph@codesourcery.com>
2882 * doc/include/gpl_v3.texi: Update for manpage generation.
2883 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
2885 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
2886 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
2887 gpl_v3.texi instead of gpl.texi.
2890 2008-04-01 Jakub Jelinek <jakub@redhat.com>
2893 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
2895 2008-04-01 Rafael Espindola <espindola@google.com>
2897 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
2898 (extract_code_and_val_from_cond): Use
2899 extract_code_and_val_from_cond_with_ops.
2901 2008-04-01 Jan Hubicka <jh@suse.cz>
2903 * function.c (free_after_compilation): Free epilogue_delay_list.
2904 (prepare_function_start): Assert that previous compilation was freed.
2906 2008-04-01 Jan Hubicka <jh@suse.cz>
2907 Jim Wilson <wilson@tuliptree.org>
2908 Andreas Tobler <andreast@gcc.gnu.org>
2911 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
2912 rtl.emit instead cfun->emit.
2913 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
2914 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
2916 2008-04-01 Ben Elliston <bje@au.ibm.com>
2918 * doc/c-tree.texi (Function Basics): Fix grammatical error.
2920 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
2922 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
2924 (fprofile-use): Add var flag_profile_use
2925 * coverage.c (coverage_begin_output): Do not open a gcno file for
2926 output only if -ftest-coverage is set.
2927 Do not add getpwd() to gcda file path.
2928 (build_gcov_info): Check the new flag
2929 flag_profile_datafile_relative_path.
2930 (coverage_init): Use profile_data_prefix.
2931 Read profile counter only if flag_profile_use is set.
2932 * opts.c (common_handle_option): New option fprofile-use=,
2933 fprofile-dir=, fprofile-generate=.
2934 * toplev.c (profile_data_prefix): New variable definition.
2935 * toplev.h (profile_data_prefix): New declaration.
2936 * doc/invoke.tex (Option Summary, Optimization Options):
2939 2008-03-31 James E. Wilson <wilson@tuliptree.org>
2941 * varasm.c (output_constant_pool_1): In LABEL_REF check,
2942 use tmp consistently.
2945 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
2946 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2947 UNSPEC_FR_RECIP_APPROX_RES.
2948 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
2950 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
2953 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
2955 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2958 * fold-const.c (fold_indirect_ref_1): Support accessing non first
2959 element of the vector via a pointer.
2961 2008-03-31 Ian Lance Taylor <iant@google.com>
2963 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
2965 2008-03-31 Jan Hubicka <jh@suse.cz>
2967 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2968 get_arg_pointer_save_area.
2969 * expr.c (init_expr): Just clear out rtl.expr.
2970 * function.c (free_after_compilation): Clear out whole RTL structure.
2971 (get_func_frame_size): Merge into ...
2972 (get_frame_size): ... this one.
2973 (assign_stack_local_1): Merge into ...
2974 (assign_stack_local): ... this one.
2975 (expand_function_end): Update call of get_arg_pointer_save_area.
2976 (get_art_pointer_save_area): Remove cfun argument.
2977 * function.h (emit_status): regno_pointer_align does not need length
2978 attribute. Move x_regno_reg_rtx to ...
2979 (regno_reg_rtx): ... new global array.
2980 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
2981 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
2982 apply_args_value, forced_labels, stack_pointer_delta):
2984 (struct varasm_status): Move here from varasm.c
2985 (struct rtl_data): New. Move here some fields from struct function.
2986 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2987 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2988 used_temp_slots avail_temp_slots, temp_slot_level,
2989 nonlocal_goto_handler_labels): Update accesstors.
2990 (rtl): New global variable.
2991 (struct function): Move some fileds to rtl_data.
2992 (get_arg_pointer_save_area): Update prototype.
2993 * emit-rtl.c (rtl): Declare.
2994 (regno_reg_rtx): Declare.
2995 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2997 (gen_reg_rtx): Update.
2998 (init_virtual_regs): Do not tate emit_status argument.
2999 (init_emit): Do not allocate emit.
3000 * varasm.c (varasm_statuc): Move to function.h.
3001 (n_deferred_constatns): Update accestor.
3002 (init_varasm_status): Do not allocate varasm_status.
3003 (force_const_mem, get_pool_size, output_constant_pool): Update.
3004 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3005 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3007 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
3009 PR rtl-optimization/35729
3010 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
3013 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
3016 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
3017 load/store if memory is unaligned.
3018 (*movti_rex64): Likewise.
3020 * config/i386/predicates.md (misaligned_operand): New.
3022 2008-03-31 Andrew Pinski <pinskia@gmail.com>
3025 * tree-ssa-phiopt.c (conditional_replacement): Return early for
3028 2008-03-31 Jan Beulich <jbeulich@novell.com>
3030 * config/ia64/constraints.md: Add 'j' constraint.
3031 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
3032 (movdi_internal): Likewise.
3034 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
3037 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
3039 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
3042 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
3043 proper error message for the third argument on blendpd and
3046 * config/i386/sse.md (blendbits): New.
3047 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
3049 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
3051 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
3053 2008-03-30 Richard Guenther <rguenther@suse.de>
3056 * fold-const.c (fold_sign_changed_comparison): Do leave
3057 conversions to base-types alone.
3059 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
3061 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
3062 the link register if one altivec register is be saved.
3064 2008-03-30 Ben Elliston <bje@au.ibm.com>
3066 * final.c (final_scan_insn): Remove if (0) code.
3068 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
3070 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
3072 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
3074 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
3075 of V4SFmode to ix86_binary_operator_ok.
3077 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
3079 * config/i386/i386.c (override_options): Initialize
3080 ix86_veclib_handler to ix86_veclibabi_svml when
3081 -mveclibabi=svml is used.
3082 (ix86_veclibabi_svml): New function for SVML ABI style
3083 vectorization support.
3084 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
3086 2008-03-28 Rafael Espindola <espindola@google.com>
3088 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
3089 (tree_binary_nonnegative_warnv_p): Make it public.
3090 (tree_single_nonnegative_warnv_p): Make it public.
3091 (tree_invalid_nonnegative_warnv_p): Make it public.
3092 (tree_unary_nonzero_warnv_p): Make it public.
3093 (tree_binary_nonzero_warnv_p): Make it public
3094 (tree_single_nonzero_warnv_p): Make it public.
3095 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
3096 (extract_range_from_binary_expr): Split the expr argument.
3097 (extract_range_from_unary_expr): Split the expr argument.
3098 (extract_range_from_comparison): Split the expr argument.
3099 (extract_range_from_expr): Use the new aux functions.
3100 (vrp_evaluate_conditional_warnv): Use
3101 vrp_evaluate_conditional_warnv_with_ops.
3102 * tree.h (tree_unary_nonzero_warnv_p): Declare.
3103 (tree_binary_nonzero_warnv_p): Declare.
3104 (tree_single_nonzero_warnv_p): Declare.
3105 (tree_expr_nonzero_warnv_p): Declare.
3106 (tree_unary_nonnegative_warnv_p): Declare.
3107 (tree_binary_nonnegative_warnv_p): Declare.
3108 (tree_single_nonnegative_warnv_p): Declare.
3109 (tree_invalid_nonnegative_warnv_p): Declare.
3111 2008-03-28 Richard Guenther <rguenther@suse.de>
3113 PR tree-optimization/30317
3114 PR tree-optimization/30911
3115 PR tree-optimization/34793
3116 * tree-vrp.c (set_and_canonicalize_value_range): New function.
3117 (struct assert_locus_d): New member EXPR.
3118 (register_new_assert_for): Add EXPR parameter to support
3119 ASSERT_EXPR <name, expr OP limit>.
3120 (register_edge_assert_for_1): Adjust callers.
3121 (find_assert_locations): Likewise.
3122 (process_assert_insertions_for): Build condition from expression.
3123 (extract_range_from_assert): Handle ASSERT_EXPRs
3124 of the form ASSERT_EXPR <name, expr OP limit>.
3125 (register_edge_assert_for_2): New helper registering
3126 asserts for comparisons. Recognize range tests of the form
3127 (unsigned)i - CST1 OP CST2.
3128 (register_edge_assert_for_1): Use it.
3129 (register_edge_assert_for): Likewise.
3130 (needs_overflow_infinity): Integer sub-types
3131 do not need overflow infinities.
3132 (vrp_val_is_max): The extreme values of integer sub-types
3133 are those of the base type.
3134 (vrp_val_is_min): Likewise.
3135 * tree.def (ASSERT_EXPR): Document extra allowed conditional
3138 2008-03-28 Nick Clifton <nickc@redhat.com>
3141 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
3142 Return GENERAL_REGS for stack adjustment reloads.
3144 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3147 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
3148 const_vector when all the vectors are constant.
3150 2008-03-27 Bob Wilson <bob.wilson@acm.org>
3152 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
3154 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
3155 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
3157 (s<code>_sf): Use new scc_sf attribute for opcode names.
3159 2008-03-27 Tom Tromey <tromey@redhat.com>
3161 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
3162 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
3163 config/spu/t-spu-elf, config/i386/t-interix,
3164 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
3165 config/i386/x-darwin, config/i386/x-mingw32,
3166 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
3167 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
3168 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
3169 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
3170 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
3171 config/rs6000/x-darwin, config/rs6000/t-rs6000,
3172 config/score/t-score-elf, config/arm/t-strongarm-pe,
3173 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
3174 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
3175 Revert automatic dependency patch.
3177 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
3180 * config/i386/i386.c (ix86_function_arg_boundary): Align
3181 decimal floating point to its natural boundary.
3183 2008-03-27 Richard Guenther <rguenther@suse.de>
3186 * fold-const.c (fold_comparison): Restrict distinct decl
3187 comparison folding to VAR_DECLs and PARM_DECLs. Do not
3188 solely rely on operand_equal_p.
3190 2008-03-27 Richard Guenther <rguenther@suse.de>
3193 * c-common.c (handle_weak_attribute): Reject combination of
3196 2008-03-27 Richard Guenther <rguenther@suse.de>
3198 PR tree-optimization/32810
3199 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
3200 conversions from DECL_INITIAL.
3201 (fold_const_aggregate_ref): Likewise from constructor elements.
3203 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
3205 * tree-affine.h (aff_combination_expand): Declare.
3206 (get_inner_reference_aff): Likewise.
3207 * tree-affine.c (aff_combination_expand): Split out from
3208 tree_to_aff_combination_expand.
3209 (get_inner_reference_aff): New function.
3210 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
3211 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
3212 (struct lim_aux_data): sm_done field removed.
3213 (mem_ref_loc_p, mem_ref_locs_p): New types.
3214 (struct mem_ref): Added id, stored, accesses_in_loop,
3215 indep_loop, dep_loop, indep_ref, dep_ref fields.
3216 Removed is_stored, locs and next fields.
3217 (memory_accesses): New variable.
3218 (movement_possibility): Do not allow moving statements
3219 that store to memory.
3220 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
3222 (determine_max_movement): For statements with memory references,
3223 find the outermost loop in that the reference is independent.
3224 (move_computations_stmt): Mark the virtual operands for renaming.
3225 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
3226 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
3227 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
3228 add_vop_ref_mapping, create_vop_ref_mapping_loop,
3229 create_vop_ref_mapping, analyze_memory_references,
3230 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
3231 get_all_locs_in_loop, ref_always_accessed_p,
3232 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
3233 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
3234 store_motion_loop, store_motion): New functions.
3235 (struct vop_to_refs_elt): New type.
3236 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
3237 memref_hash, memref_eq, hoist_memory_references): Rewritten.
3238 (schedule_sm): Replaced by...
3239 (execute_sm): ... this.
3240 (determine_lsm_ref, hoist_memory_references,
3241 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
3242 find_more_ref_vops, free_mem_ref, free_mem_refs,
3243 determine_lsm_loop, determine_lsm): Removed.
3244 (tree_ssa_lim_finalize): Free data structures used by store motion.
3245 (tree_ssa_lim): Call analyze_memory_references. Use
3246 store_motion instead of determine_lsm.
3248 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
3250 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
3251 rename tmake_file to m68hc11/t-m68hc11.
3252 (mcore): Set inhibit_libc to true.
3253 * config.host (alpha*-dec-*vms*): Set extra_programs.
3254 (interix3*): Don't use host_xmake_file.
3255 * configure.ac: Let config.gcc override inhibit_libc.
3256 * configure: Regenerate.
3258 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
3259 * config/t-openbsd-thread: Remove commented out lines.
3261 * config/x-interix: Remove.
3263 * config/m68hc11/t-m68hc11-gas: Rename to...
3264 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
3266 * config/mcore/t-mcore: Remove T_CFLAGS.
3267 * config/mcore/t-mcore-pe: Likewise.
3269 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
3271 * configure.ac: Replace custom __GNU_SOURCE test with
3272 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
3273 * aclocal.m4: Regenerate.
3274 * configure: Regenerate.
3275 * config.in: Regenerate.
3277 2008-03-27 Richard Guenther <rguenther@suse.de>
3279 * fold-const.c (target.h): Include.
3280 (fold_comparison): Fold comparison of addresses of decls
3281 that bind locally or of constants. Consolidate address folding code.
3282 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
3283 results from fold_binary_to_constant.
3284 (compare_values_warnv): Likewise.
3286 2008-03-27 Andrew Pinski <pinskia@gmail.com>
3289 * fold-const.c (fold_truthop): Check for integeral types when folding
3290 a == 0 && b == 0 and a != 0 || b != 0 .
3292 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
3294 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
3296 2008-03-26 Andreas Schwab <schwab@suse.de>
3298 * doc/invoke.texi: Fix use of @item vs. @itemx.
3300 2008-03-26 Tom Tromey <tromey@redhat.com>
3302 * Makefile.in (build/gensupport.o, build/print-rtl.o,
3303 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
3304 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
3305 build/gencodes.o, build/genconditions.o, build/genconfig.o,
3306 build/genconstants.o, build/genemit.o, build/genextract.o,
3307 build/genflags.o, build/genmddeps.o, build/genopinit.o,
3308 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
3311 2008-03-26 Richard Guenther <rguenther@suse.de>
3314 2008-03-26 Richard Guenther <rguenther@suse.de>
3316 * fold-const.c (target.h): Include.
3317 (fold_comparison): Fold comparison of addresses of two decls
3318 that bind locally. Consolidate address folding code.
3320 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3322 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
3323 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
3324 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
3325 dconstsqrt2, dconstthird, dconste and/or dconst10.
3326 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
3327 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
3328 dconstsqrt2, dconste): Delete.
3329 (init_emit_once): Likewise. Simplify initializing dconstm1.
3331 * real.c (get_real_const): New.
3332 * real.h (dconst3, dconst10, dconstm2, dconstthird,
3333 dconstsqrt2, dconste): Delete.
3334 (real_value_const, get_real_const): New.
3336 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
3338 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
3340 * config/i386/i386.c (ix86_function_arg_boundary): Check
3341 BIGGEST_ALIGNMENT instead of 128.
3342 (setup_incoming_varargs_64): Likewise.
3344 2008-03-26 Tom Tromey <tromey@redhat.com>
3346 * Makefile.in (DEPFILES): Add missing '/'.
3348 2008-03-26 Richard Guenther <rguenther@suse.de>
3350 * fold-const.c (target.h): Include.
3351 (fold_comparison): Fold comparison of addresses of two decls
3352 that bind locally. Consolidate address folding code.
3354 2008-03-26 Nick Clifton <nickc@redhat.com>
3357 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
3358 not allow INT+INT as a legitimate addressing mode.
3360 2008-03-26 Richard Guenther <rguenther@suse.de>
3362 * tree-flow.h (widen_bitfield): Remove declaration.
3363 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
3364 (widen_bitfield): Remove function.
3365 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
3368 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3371 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
3374 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
3376 PR rtl-optimization/35232
3377 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
3378 (forget_old_reloads_1, forget_marked_reloads): Don't clear
3379 reg_reloaded_call_part_clobbered here.
3380 (reload_regs_reach_end_p): New function.
3381 (reload_reg_rtx_for_input): New variable.
3382 (reload_reg_rtx_for_output): Likewise.
3383 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
3384 when reassigning a pseudo register. Load reloadreg from
3385 reload_reg_rtx_for_input, moving the mode and register
3387 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
3388 instead of the original when deciding whether an input reload
3389 would be a no-op or whether an output reload can be deleted.
3390 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
3391 when setting up new_spill_reg_store. Load it from
3392 reload_reg_rtx_for_output, moving the mode and register
3394 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
3395 instead of the original when deciding whether an output reload
3396 would be a no-op. Do the same when modifying insn notes.
3397 Use rtx_equal_p instead of == to compare the registers.
3398 (inherit_piecemeal_p): Take a mode and two register numbers
3400 (emit_reload_insns): Clear new_spill_reg_store for every hard
3401 register in the reload register. Remove spill registers
3402 from reg_reloaded_valid before considering whether to record
3403 inheritance information for them. Use reload_reg_rtx_for_output
3404 instead of reg_rtx when recording output reloads. Use
3405 reload_reg_rtx_for_input instead of reg_rtx when recording
3406 input reloads. Set or clear reg_reloaded_call_part_clobbered
3407 at the same time as setting reg_reloaded_valid.
3408 (delete_output_reload): Add a new_reload_reg parameter and use it
3409 instead of rld[j].reg_rtx.
3410 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
3413 2008-03-25 Tom Tromey <tromey@redhat.com>
3415 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
3416 (build/genattr.o): Likewise.
3417 (build/genattrtab.o): Likewise.
3418 (build/gencodes.o): Likewise.
3419 (build/genconfig.o): Likewise.
3420 (build/genconstants.o): Likewise.
3421 (build/genemit.o): Likewise.
3422 (build/genextract.o): Likewise.
3423 (build/genflags.o): Likewise.
3425 2008-03-25 Bob Wilson <bob.wilson@acm.org>
3427 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
3428 instead of size_int for integer types.
3429 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
3430 to match type of MINUS_EXPR.
3432 2008-03-25 Tom Tromey <tromey@redhat.com>
3434 * configure: Rebuilt.
3435 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
3438 2008-03-25 Tom Tromey <tromey@redhat.com>
3440 * config/x-solaris (host-solaris.o): Update.
3441 * config/x-linux (host-linux.o): Update.
3442 * config/x-hpux (host-hpux.o): Update.
3443 * config/x-darwin (host-darwin.o): Update.
3444 * config/v850/t-v850e (v850-c.o): Update.
3445 * config/v850/t-v850 (v850-c.o): Update.
3446 * config/t-vxworks (vxworks.o): Update.
3447 * config/t-sol2 (sol2-c.o, sol2.o): Update.
3448 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
3449 * config/spu/t-spu-elf (spu-c.o): Update.
3451 * config/sh/t-symbian (sh-c.o): Update.
3452 (symbian.o): Update.
3453 * config/sh/t-sh (sh-c.o): Update.
3454 * config/score/t-score-elf (score7.o, score3.o): Update.
3455 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
3456 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
3457 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
3458 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
3460 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
3461 * config/m32c/t-m32c (m32c-pragma.o): Update.
3462 * config/ia64/t-ia64 (ia64-c.o): Update.
3463 * config/i386/x-mingw32 (host-mingw32.o): Update.
3464 * config/i386/x-i386 (driver-i386.o): Update.
3465 * config/i386/x-darwin (host-i386-darwin.o): Update.
3466 * config/i386/x-cygwin (host-cygwin.o): Update.
3467 * config/i386/t-nwld (nwld.o): Update.
3468 * config/i386/t-netware (netware.o): Update.
3469 * config/i386/t-interix (winnt.o): Update.
3470 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
3471 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
3472 msformat-c.o): Update.
3473 * config/bfin/t-bfin-linux (generated_files): Add
3474 linux-sysroot-suffix.h.
3475 * config/arm/t-wince-pe (pe.o): Update.
3476 * config/arm/t-strongarm-pe (pe.o): Update.
3477 * config/arm/t-pe (pe.o): Update.
3478 * config/arm/t-arm (arm-c.o): Update.
3479 * doc/install.texi (Prerequisites): Require make 3.80.
3480 * Makefile.in: Remove .o targets.
3481 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
3482 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
3483 (simple_generated_h, simple_generated_c): Move earlier.
3484 (generated_files): New variable.
3485 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
3486 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
3487 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
3488 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
3489 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
3490 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
3491 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
3492 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
3493 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
3494 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
3495 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
3496 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
3498 (COMPILE.base, COMPILE): New variables.
3499 (%.o): New pattern rule.
3500 (ALL_HOST_OBJS): New variable.
3501 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
3502 (dummy-checksum.o, cc1-checksum.o): Remove.
3503 (DRIVER_SHLIB): New variable.
3504 (DRIVER_DEFINES): Use it.
3505 (gencondmd.c): Move out of build/.
3506 (s-conditions): Update.
3507 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
3508 (ALL_BUILD_OBJS): Likewise.
3509 (build/%.o): Use BUILDCOMPILE.
3510 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
3511 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
3512 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
3513 build/gencheck.o, build/gencodes.o, build/genconditions.o,
3514 build/genconfig.o, build/genconstants.o, build/genemit.o,
3515 build/genextract.o, build/genflags.o, build/genmddeps.o,
3516 build/genopinit.o, build/genoutput.o, build/genpeep.o,
3517 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
3518 build/gen-protos.o, build/scan.o, build/fix-header.o,
3519 build/scan-decls.o): Simplify.
3520 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
3521 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
3522 prefix.o, toplev.o): Reduce to variable setting.
3523 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
3524 ($(out_object_file), gcc-options.o): New targets.
3525 ($(ALL_HOST_OBJS)): New target. Include dependency files.
3526 * configure: Rebuilt.
3527 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
3528 * doc/sourcebuild.texi (Front End Directory): Document new variable.
3530 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
3532 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
3533 complain when we hit an error, return ERROR_MARK_NODE.
3535 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3537 * config/sh/constraints.md (Pso, Psz): New constraints.
3538 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
3539 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
3541 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3543 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
3544 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
3546 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3548 * config/sh/sh.md (prefetch): Add condition for SH2A target.
3549 (prefetch_sh2a): New.
3551 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3552 Naveen.H.S <naveen.hs@kpitcummins.com>
3554 * config/sh/constraints.md (I28): New constraint.
3555 * config/sh/sh.c (broken_move): Add support for movi20s.
3556 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
3558 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
3559 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3560 Naveen.H.S <naveen.hs@kpitcummins.com>
3562 * config/sh/sh.c (SH_ATTRIBUTES): Define.
3563 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
3564 (print_operand): Handle resbank in %@ operand code.
3565 (sh_encode_section_info): New.
3566 (push_regs): Add conditions for resbank.
3567 (sh_expand_epilogue): Likewise.
3568 (sh_insert_attributes): Likewise.
3569 (sh_attribute_table): Likewise.
3570 (sh_handle_resbank_handler_attribute): New.
3571 (sh2a_handle_function_vector_handler_attribute): New.
3572 (sh2a_is_function_vector_call): New.
3573 (sh2a_get_function_vector_number): New.
3574 (sh2a_function_vector_p): New.
3575 (sh_cfun_resbank_handler_p): New.
3576 * config/sh/sh.md (calli): Emit jsr/n if possible.
3577 (calli_tbr_rel): New.
3578 (calli_pcrel): Emit jsr/n if possible.
3579 (return_i): Emit rts/n if possible.
3580 (call_valuei_tbr_rel): New.
3581 (call_valuei_pcrel): Add condition for SH2A target.
3582 (call_value): Likewise.
3583 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
3584 (sh2a_get_function_vector_number): Likewise.
3585 (sh2a_is_function_vector_call): Likewise.
3586 * doc/extend.texi: Document TBR relative addressing of SH2A.
3587 (resbank): Add description for SH2A.
3589 2008-03-24 Richard Guenther <rguenther@suse.de>
3592 * gimplify.c (gimplify_modify_expr): For frontend type-correct
3593 pointer assignments change conversions according to middle-end rules.
3594 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
3595 * configure.ac: Include type checking in yes.
3596 * configure: Regenerate.
3598 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3600 * diagnostic.c (diagnostic_count_diagnostic): Delete.
3601 (diagnostic_report_diagnostic): Update. Handle ICEs here.
3603 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
3605 * gthr-vxworks.h (UNUSED): Define.
3607 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
3609 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
3611 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
3613 * doc/extend.texi (Function Attributes): Add missing comma in the
3614 example of the "alloc_size" attribute.
3616 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
3619 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
3621 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3624 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3627 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3628 of the underlying type of a MS bitfield layout to the natural
3629 alignment of the type.
3631 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3633 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3634 to their natural alignment to avoid store forwarding stalls.
3636 2008-03-22 Richard Guenther <rguenther@suse.de>
3638 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
3639 For PHI nodes verify the address is invariant.
3640 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
3641 (get_symbol_constant_value): Use is_gimple_min_invariant.
3642 (maybe_fold_stmt_indirect): Likewise.
3644 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
3646 PR rtl-optimization/33927
3647 * Makefile.in (dse.o): Depend on $(TM_P_H).
3648 * expr.h (extract_low_bits): Declare.
3649 * expmed.c (extract_low_bits): New function.
3650 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
3651 * dse.c: Include tm_p.h.
3652 (find_shift_sequence): Remove the read_reg argument and return the
3653 read value. Emit the instructions instead of returning them.
3654 Iterate on new_mode rather than calculating it each time.
3655 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
3656 source to NEW_MODE and extract_low_bits to convert the shifted
3658 (replace_read): Allow the load and store to have different mode
3659 classes. Use extract_low_bits when SHIFT == 0. Create the shift
3660 or extraction instructions before trying the replacement. Update
3661 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
3663 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3665 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3666 to their natural alignment to avoid store forwarding stalls.
3668 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3671 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
3672 encouraging but not allowing gprs for input;
3673 change the input constraint to !f#r.
3674 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
3676 change the output constraint to !f#r.
3678 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
3681 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
3682 corresponding post-reload splitters.
3683 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
3684 when x87 FP math is selected.
3685 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
3686 New function prototype.
3687 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
3688 unreachable function to ease macroization of insn patterns.
3690 2008-03-21 Martin Jambor <mjambor@suse.cz>
3692 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
3693 reference dumps if ddr is NULL or dependence is unknown.
3695 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3697 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
3698 unsigned extension into account.
3699 (ATOMIC_COMPARE_AND_SWAP): Likewise.
3700 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
3701 Do computations on a scratch register.
3703 2008-03-21 Richard Guenther <rguenther@suse.de>
3705 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3706 Use is_gimple_min_invariant instead of TREE_INVARIANT.
3707 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
3708 * tree-ssa-dom.c (record_equality): Likewise.
3709 * tree-inline.c (copy_body_r): Likewise.
3710 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
3713 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3715 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
3716 as 'delete_unused' argument.
3718 2008-03-20 Richard Guenther <rguenther@suse.de>
3720 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
3721 special casing of constant qualifiers.
3722 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
3723 care about them in general.
3724 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
3725 regardless of their type.
3726 (fold_stmt_r): Forcefully fold *& if we end up with that.
3728 2008-03-20 Paul Brook <paul@codesourcery.com>
3730 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
3731 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
3733 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
3735 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
3736 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
3738 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
3740 * common.opt (Wmudflap): New option.
3741 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
3742 (mx_register_decls): Likewise.
3743 (mudflap_finish_file): Likewise.
3744 * doc/invoke.texi: Document -Wno-mudflap.
3746 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
3748 * c-format.c (replace_format_name_to_system_name): New.
3750 (convert_format_name_to_system_name): New.
3751 (decode_format_attr): Add use of convert_format_name_to_system_name.
3752 (format_types_orig): Add gnu_ prefix to names.
3753 (check_format_info_main): Special treating of \0 escaped names for
3754 supporting multi-character format specifiers as I32, I64.
3755 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
3756 (gnu_target_overrides_format_attributes): New.
3757 * c-format.h: Add structure target_ovr_attr to hold
3758 system specific formatter names.
3759 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
3760 msformat-c.o file to c_target_objs and cxx_target_objs.
3761 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3762 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
3763 (TARGET_N_FORMAT_TYPES): New.
3764 * config/i386/msformat-c.c: New.
3765 * config/i386/t-cygming: Add build rule for msformat-c.o.
3766 * doc/extend.texi: Add new format names gnu_* and ms_* and
3768 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3770 2008-03-20 Ira Rosen <irar@il.ibm.com>
3772 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
3773 optimizations turned on under -O3.
3774 (ftree-vectorize): Add that the flag is turned on with -O3.
3776 2008-03-20 Ben Elliston <bje@au.ibm.com>
3778 * regmove.c (try_auto_increment): Fix spelling error in comment.
3779 * final.c (final_scan_insn): Likewise.
3781 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
3784 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
3785 allocator preferences for "y" and "r" class registers.
3786 ("*mov<mode>_internal"): Ditto.
3787 ("*movv2sf_internal_rex64"): Ditto.
3788 ("*movv2sf_internal"): Ditto.
3790 2008-03-19 Michael Matz <matz@suse.de>
3793 * calls.c (expand_call): Check overlap of arguments with call
3794 address for sibcalls.
3796 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3799 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3800 of the underlying type of a MS bitfield layout to the natural
3801 alignment of the type.
3803 2008-03-19 Jan Hubicka <jh@suse.cz>
3806 * toplev.c (decode_d_option): Handle all CPP flags.
3807 * tree-vrp.c: Update tree_pass descriptors.
3808 * regrename.c: Update tree_pass descriptors.
3809 * fwprop.c: Update tree_pass descriptors.
3810 * doc/invoke.texi: Remove documentation of dropped -d? flags.
3811 * tree-into-ssa.c: Update tree_pass descriptors.
3812 * tree-dump.c: Update tree_pass descriptors.
3813 * tree-complex.c: Update tree_pass descriptors.
3814 * tree-dump.h: Update tree_pass descriptors.
3815 * see.c: Update tree_pass descriptors.
3816 * cgraphbuild.c: Update tree_pass descriptors.
3817 * tracer.c: Update tree_pass descriptors.
3818 * tree-loop-distribution.c: Update tree_pass descriptors.
3819 * cgraph.c: Update tree_pass descriptors.
3820 * postreload-gcse.c: Update tree_pass descriptors.
3821 * postreload.c: Update tree_pass descriptors.
3822 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
3823 * tree-tailcall.c: Update tree_pass descriptors.
3824 * tree-pass.h (tree_opt_pass): Rename to ...
3825 (opt_pass) ... this one; add "type" field and remove letter field.
3826 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
3827 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
3828 all_lowering_passes): Update declaration.
3829 * ipa-cp.c: Update tree_pass descriptors.
3830 * final.c: Update tree_pass descriptors.
3831 * omp-low.c: Update tree_pass descriptors.
3832 * tree-ssa-dse.c: Update tree_pass descriptors.
3833 * ipa-reference.c: Update tree_pass descriptors.
3834 * tree-ssa-uncprop.c: Update tree_pass descriptors.
3835 * auto-inc-dec.c: Update tree_pass descriptors.
3836 * reorg.c: Update tree_pass descriptors.
3837 * cgraphunit.c: Update tree_pass descriptors.
3838 * tree-ssa-copyrename.c: Update tree_pass descriptors.
3839 * tree-ssa-ccp.c: Update tree_pass descriptors.
3840 * df-core.c: Update tree_pass descriptors.
3841 * mode-switching.c: Update tree_pass descriptors.
3842 * tree-nomudflap.c: Update tree_pass descriptors.
3843 * modulo-sched.c: Update tree_pass descriptors.
3844 * ipa-pure-const.c: Update tree_pass descriptors.
3845 * cse.c: Update tree_pass descriptors.
3846 * web.c: Update tree_pass descriptors.
3847 * tree-stdarg.c: Update tree_pass descriptors.
3848 * tree-ssa-math-opts.c: Update tree_pass descriptors.
3849 * tree-ssa-dom.c: Update tree_pass descriptors.
3850 * tree-nrv.c: Update tree_pass descriptors.
3851 * tree-ssa-alias.c: Update tree_pass descriptors.
3852 * loop-init.c: Update tree_pass descriptors.
3853 * gimple-low.c: Update tree_pass descriptors.
3854 * ipa-inline.c: Update tree_pass descriptors.
3855 * tree-ssa-sink.c: Update tree_pass descriptors.
3856 * global.c: Update tree_pass descriptors.
3857 * ifcvt.c: Update tree_pass descriptors.
3858 * jump.c: Update tree_pass descriptors.
3859 * predict.c: Update tree_pass descriptors.
3860 * tree-ssa-loop.c: Update tree_pass descriptors.
3861 * recog.c: Update tree_pass descriptors.
3862 * dse.c: Update tree_pass descriptors.
3863 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
3864 * tree-eh.c: Update tree_pass descriptors.
3865 * regmove.c: Update tree_pass descriptors.
3867 * function.c: Update tree_pass descriptors.
3868 * tree-vectorizer.c: Update tree_pass descriptors.
3869 * gcse.c: Update tree_pass descriptors.
3870 * ipa-type-escape.c: Update tree_pass descriptors.
3871 * tree-if-conv.c: Update tree_pass descriptors.
3872 * init-regs.c: Update tree_pass descriptors.
3873 * ipa.c: Update tree_pass descriptors.
3874 * tree-ssa-phiopt.c: Update tree_pass descriptors.
3875 * rtl-factoring.c: Update tree_pass descriptors.
3876 * lower-subreg.c: Update tree_pass descriptors.
3877 * bt-load.c: Update tree_pass descriptors.
3878 * tree-dfa.c: Update tree_pass descriptors.
3879 * except.c: Update tree_pass descriptors.
3880 * emit-rtl.c: Update tree_pass descriptors.
3881 * cfgexpand.c: Update tree_pass descriptors.
3882 * tree-cfgcleanup.c: Update tree_pass descriptors.
3883 * cfgcleanup.c: Update tree_pass descriptors.
3884 * tree-ssa-pre.c: Update tree_pass descriptors.
3885 * tree-sra.c: Update tree_pass descriptors.
3886 * tree-mudflap.c: Update tree_pass descriptors.
3887 * tree-ssa-copy.c: Update tree_pass descriptors.
3888 * cfglayout.c: Update tree_pass descriptors.
3889 * tree-ssa-forwprop.c: Update tree_pass descriptors.
3890 * tree-ssa-dce.c: Update tree_pass descriptors.
3891 * tree-ssa.c: Update tree_pass descriptors.
3892 * regclass.c: Update tree_pass descriptors.
3893 * integrate.c: Update tree_pass descriptors.
3894 * tree-optimize.c: Update tree_pass descriptors.
3895 * tree-ssa-phiprop.c: Update tree_pass descriptors.
3896 * tree-object-size.c: Update tree_pass descriptors.
3897 * combine.c: Update tree_pass descriptors.
3898 * tree-outof-ssa.c: Update tree_pass descriptors.
3899 * bb-reorder.c: Update tree_pass descriptors.
3900 * stack-ptr-mod.c: Update tree_pass descriptors.
3901 * var-tracking.c: Update tree_pass descriptors.
3902 * tree-profile.c: Update tree_pass descriptors.
3903 * tree-vect-generic.c: Update tree_pass descriptors.
3904 * reg-stack.c: Update tree_pass descriptors.
3905 * sched-rgn.c: Update tree_pass descriptors.
3906 * tree-ssa-structalias.c: Update tree_pass descriptors.
3907 * tree-cfg.c: Update tree_pass descriptors.
3908 * passes.c (current_pass): Update declaration.
3909 (finish_optimization_passes): Update.
3910 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
3911 (register_one_dump_file, register_dump_files_1, next_pass_1):
3913 (init_optimization_passes): Update handling of new types.
3914 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
3915 * ipa-struct-reorg.c: Update tree_pass descriptors.
3916 * tree-ssa-reassoc.c: Update tree_pass descriptors.
3917 * combine-stack-adj.c: Update tree_pass descriptors.
3918 * cfgrtl.c: Update tree_pass descriptors.
3919 * dce.c: Update tree_pass descriptors.
3920 * tree-ssanames.c: Update tree_pass descriptors.
3922 2008-03-19 Richard Guenther <rguenther@suse.de>
3925 * tree-ssa.c (walk_data): New structure.
3926 (warn_uninitialized_var): If not always_executed warn with "maybe"
3928 (execute_early_warn_uninitialized): Compute post-dominators.
3929 Initialize always_executed before processing each basic block.
3931 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
3934 * config/i386/i386.c (x86_this_parameter): Calculate correct location
3935 of "this" pointer when "regparm = N" or "fastcall" is in effect.
3937 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3939 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
3941 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
3943 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
3945 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
3946 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
3947 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
3948 target after ignore has been set, and move there also the commputation
3949 of subtarget and original_target.
3950 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
3951 (LANG_HOOKS_INITIALIZER): Remove it.
3952 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
3954 2008-03-18 Richard Guenther <rguenther@suse.de>
3956 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
3957 found an expression with constants, note that in the VN for the lhs.
3958 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
3959 fold them to constants if possible. Run cleanup_cfg if done so.
3960 (execute_pre): Return todo.
3962 (execute_fre): Likewise.
3963 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
3965 (get_prop_source_stmt): Look through pointer conversions.
3967 2008-03-18 Jan Hubicka <jh@suse.cz>
3969 * tree-pretty-print.c: Include predict.h.
3970 (dump_generic_node): Dump predictor.
3971 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
3972 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
3973 * gimple-low.c (lower_stmt): Likewise.
3974 * expr.c (expand_expr_real): Likewise.
3975 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
3977 (build_predict_expr, build_predict_expr): New.
3978 * predict.h (predictor_name, build_predict_expr): Update.
3979 * c-typeck.c (c_finish_bc_stmt): Add prediction.
3980 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
3981 * predict.def (PRED_CONTINUE): Update hitrate.
3982 * tree.def (PREDICT_EXPR): Define.
3983 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
3984 do not handle BIND_EXPR.
3985 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
3986 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
3987 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
3990 2008-03-18 Michael Matz <matz@suse.de>
3992 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
3994 2008-03-18 Richard Guenther <rguenther@suse.de>
3996 * tree-gimple.h (is_gimple_invariant_address): Declare.
3997 (is_gimple_constant): Likewise.
3998 * tree-gimple.c (is_gimple_constant): New function.
3999 (is_gimple_invariant_address): Likewise.
4000 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
4001 and is_gimple_invariant_address.
4002 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
4004 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
4005 an addressable base.
4007 2008-03-18 Jakub Jelinek <jakub@redhat.com>
4010 * gimplify.c (gimplify_expr): Gimplify second operand of
4013 2008-03-17 Richard Guenther <rguenther@suse.de>
4015 PR tree-optimization/19637
4016 * fold-const.c (fold_unary): Remove restrictions of removing
4017 intermediate pointer-conversions (P2)(P1)P0.
4018 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
4019 conversion to void pointer.
4020 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
4022 2008-03-16 James E. Wilson <wilson@tuliptree.org>
4025 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
4026 emulated thread local variables.
4028 2008-03-16 Richard Guenther <rguenther@suse.de>
4031 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
4032 expand TREE_INVARIANT operations that are not gimple invariant.
4034 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
4036 * doc/extend.texi (Alignment): Say that the ABI controls
4037 the __alignof__ for non-strict-alignment targets rather
4038 than being a recommendation.
4040 2008-03-15 Paul Brook <paul@codesourcery.com>
4042 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
4044 (arm_output_fn_unwind): Mark functions that can not be unwound.
4046 2008-03-15 Paul Brook <paul@codesourcery.com>
4048 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
4049 extension instructions.
4051 2008-03-15 Richard Guenther <rguenther@suse.de>
4053 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
4054 and fold constant aggregate refs.
4055 (fold_const_aggregate_ref): Handle string constants
4056 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
4057 (evaluate_stmt): Simplify now that ccp_fold folds constant
4060 2008-03-15 Paul Brook <paul@codesourcery.com>
4062 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
4063 (extzv): Use gen_extzv_t2.
4064 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
4066 2008-03-15 Richard Guenther <rguenther@suse.de>
4068 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
4069 (fold_const_aggregate_ref): Likewise.
4070 (get_value): Return NULL if we don't have any values.
4071 (ccp_finalize): Set const_val to NULL after freeing it.
4072 * tree-flow.h (get_symbol_constant_value): Declare.
4073 (fold_const_aggregate_ref): Likewise.
4074 * tree-ssa-sccvn.c (try_to_simplify): Use them.
4076 2008-03-15 Richard Guenther <rguenther@suse.de>
4079 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
4080 to not produce negative array indices if not allowed. Add
4081 parameter to indicate that.
4082 (maybe_fold_offset_to_component_ref): Allow negative array
4083 indices only for the first member of a structure.
4084 (maybe_fold_offset_to_reference): Allow negative array indices.
4085 (maybe_fold_stmt_addition): Likewise.
4087 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
4088 Anatoly Sokolov <aesok@post.ru>
4090 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
4091 (avr_arch): Add ARCH_AVR6.
4092 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
4093 (initial_elimination_offset): Initialize and use 'avr_pc_size'
4094 instead of fixed value 2.
4095 (print_operand_address): Use gs() asm specifier instead of pm().
4096 (avr_assemble_integer): (Ditto.).
4097 (avr_output_addr_vec_elt): (Ditto.).
4098 (print_operand): Handle "!" code.
4099 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
4100 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
4101 (AVR_HAVE_EIJMP_EICALL): Define.
4102 (AVR_3_BYTE_PC): Redefine.
4103 (AVR_2_BYTE_PC): (Ditto.).
4104 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
4105 (LINK_SPEC): Add atmega2560 and atmega2561.
4106 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
4108 * config/avr/avr.md (call_insn): Use eicall instead of icall
4109 for 3 byte PC devices.
4110 (call_value_insn): (Ditto.).
4111 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
4112 (indirect_jump): Use only for for 2 byte PC devices.
4113 (*tablejump): (Ditto.).
4114 (*indirect_jump_avr6): Add insn.
4115 (*tablejump_rjmp): Don't use for 3 byte PC devices.
4116 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
4117 instead of ijmp for 3 byte PC devices.
4118 (__tablejump2__): (Ditto.).
4119 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
4120 (MULITLIB_DIRNAMES): (Ditto.).
4121 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
4123 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
4125 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
4126 "sse2_umulsidi3". Use V1DI mode for operand 0.
4127 ("mmx_psadbw"): Use V1DI mode for operand 0.
4128 * config/i386/i386-modes.def (V1SI): New vector mode.
4129 * config/i386/i386.c (struct builtin_description)
4130 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
4131 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
4132 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
4133 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
4134 v1di_ftype_v8qi_v8qi type.
4135 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
4137 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
4138 __builtin_ia32_pmuludq]: Fix the mode of return value.
4140 2008-03-15 Richard Guenther <rguenther@suse.de>
4143 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
4146 2008-03-14 Bob Wilson <bob.wilson@acm.org>
4148 * doc/invoke.texi (Option Summary, Xtensa Options): Document
4149 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
4150 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
4151 unless TARGET_SERIALIZE_VOLATILE is enabled.
4152 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
4153 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
4154 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
4156 2008-03-14 Richard Guenther <rguenther@suse.de>
4158 PR tree-optimization/34172
4159 * tree-flow.h (refs_may_alias_p): Declare.
4160 (get_single_def_stmt): Likewise.
4161 (get_single_def_stmt_from_phi): Likewise.
4162 (get_single_def_stmt_with_phi): Likewise.
4163 * tree-dfa.c (refs_may_alias_p): New function.
4164 (get_single_def_stmt): Likewise.
4165 (get_single_def_stmt_from_phi): Likewise.
4166 (get_single_def_stmt_with_phi): Likewise.
4167 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
4168 (vn_reference_lookup_1): New helper function.
4169 (vn_reference_lookup): Walk the virtual use-def chain to
4170 continue searching for a match if the def does not alias the
4171 reference we are looking for.
4173 2008-03-14 David Edelsohn <edelsohn@gnu.org>
4175 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
4176 archive and Perzl. Update The Written Word listing.
4178 2008-03-14 Richard Guenther <rguenther@suse.de>
4180 PR tree-optimization/34043
4181 PR tree-optimization/33989
4182 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
4184 (bitmap_find_leader): Use extra argument to verify dominance
4185 relationship inside a basic-block.
4186 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
4187 (find_leader_in_sets): Adjust.
4188 (create_component_ref_by_pieces): Take extra argument for
4189 dominance check, handle lookup failures.
4190 (find_or_generate_expression): Likewise.
4191 (create_expression_by_pieces): Likewise.
4192 (insert_into_preds_of_block): Adjust.
4193 (create_value_expr_from): If asked for, verify all operands
4194 are in the blocks AVAIL_OUT set.
4195 (make_values_for_stmt): Check for SSA_NAMEs that are life
4196 over an abnormal edge.
4197 (compute_avail): Remove such check.
4198 (do_SCCVN_insertion): New function.
4199 (eliminate): If we do not find a leader suitable for replacement
4200 insert a replacement expression from SCCVN if available.
4201 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
4202 (struct vn_ssa_aux): Add needs_insertion flag.
4203 * tree-ssa-sccvn.c (may_insert): New global flag.
4204 (copy_reference_ops_from_ref): Value-number union member access
4205 based on its size, not type and member if insertion is allowed.
4206 (visit_reference_op_load): For a weak match from union type
4207 punning lookup a view-converted value and insert a SSA_NAME
4208 for that value if that is not found.
4209 (visit_use): Make dumps shorter. Do not disallow value numbering
4210 SSA_NAMEs that are life over an abnormal edge to constants.
4211 (free_scc_vn): Release inserted SSA_NAMEs.
4212 (run_scc_vn): New flag to specify whether insertion is allowed.
4213 Process SSA_NAMEs in forward order.
4214 * tree-ssa-loop-im.c (for_each_index): Handle invariant
4215 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
4216 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
4217 pointer type to/from integral types that do not change the
4218 precision to regular conversions.
4220 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
4222 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4223 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4224 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
4225 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
4226 input arguments and the mode of return value. Built-in functions
4227 that operate on whole 64-bit MMX register now use V1DI mode.
4229 2008-03-13 Alon Dayan <alond@il.ibm.com>
4230 Olga Golovanevsky <olga@il.ibm.com>
4232 PR tree-optimization/35041
4233 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
4234 to locate the right position in a statement.
4236 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
4240 * config/i386/xmmintrin.h: Change all static inline functions to
4241 extern inline and add __gnu_inline__ attribute.
4242 * config/i386/bmintrin.h: Ditto.
4243 * config/i386/smmintrin.h: Ditto.
4244 * config/i386/tmmintrin.h: Ditto.
4245 * config/i386/mmintrin-common.h: Ditto.
4246 * config/i386/ammintrin.h: Ditto.
4247 * config/i386/emmintrin.h: Ditto.
4248 * config/i386/pmmintrin.h: Ditto.
4249 * config/i386/mmintrin.h: Ditto.
4250 * config/i386/mm3dnow.h: Ditto.
4252 2008-03-13 Jakub Jelinek <jakub@redhat.com>
4255 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
4256 (lower_omp_2): New function.
4257 (lower_omp_1, lower_omp): Rewritten.
4259 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
4262 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
4263 with the phrase "Microsoft Windows compilers".
4264 (Push/Pop Macro Pragmas): New subsection. Document
4265 #pragma push_macro and pragma pop_macro.
4267 2008-03-12 Paul Brook <paul@codesourcery.com>
4269 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
4271 2008-03-12 Paul Brook <paul@codesourcery.com>
4273 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
4274 (thumb2_alusi3_short): Exclude PLUS and MINUS.
4275 (thumb2_addsi_shortim): Rename ...
4276 (thumb2_addsi_short): ... to this. Allow register operands.
4277 (thumb2_subsi_short): New pattern.
4278 (thumb2_one_cmplsi2_short,
4279 thumb2_negsi2_short): New patterns and peepholes.
4281 2008-03-12 Paul Brook <paul@codesourcery.com>
4283 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
4285 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
4287 * config/i386/i386.md (int_cond): New code iterator.
4289 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
4290 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
4291 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
4292 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
4293 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
4294 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
4295 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
4296 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
4298 2008-03-12 Paul Brook <paul@codesourcery.com>
4300 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
4301 instead of {arm,thumb}_compute_save_reg_mask.
4302 (output_return_instruction): Ditto.
4303 (thumb_unexpanded_epilogue): Ditto.
4304 (thumb1_expand_prologue): Ditto.
4305 (thumb1_output_function_prologue): Ditto.
4306 (arm_set_return_address): Ditto.
4307 (thumb_set_return_address): Ditto.
4308 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
4309 regs to achieve stack alignment.
4310 (thumb1_compute_save_reg_mask): Fix compiler warning.
4311 (arm_output_epilogue): Use offsets->saved_regs_mask.
4312 Adjust stack pointer by poping call clobered registers.
4313 (arm_expand_prologue): Use offsets->saved_regs_mask.
4314 Adjust stack pointer by pushing extra registers.
4315 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
4317 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
4320 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
4321 conversion to the operands of a multiplication.
4323 2008-03-12 Richard Guenther <rguenther@suse.de>
4325 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
4326 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
4327 * timevar.def (TV_TREE_PHIPROP): Add.
4328 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
4329 pass description. Use TV_TREE_PHIPROP.
4330 * tree-ssa-forwprop.c: Remove phiprop code.
4332 2008-03-12 Jakub Jelinek <jakub@redhat.com>
4335 * omp-low.c (maybe_lookup_decl): Constify first argument.
4336 (use_pointer_for_field): Change last argument from bool to
4337 omp_context *. Disallow shared copy-in/out in nested
4338 parallel if decl is shared in outer parallel too.
4339 (build_outer_var_ref, scan_sharing_clauses,
4340 lower_rec_input_clauses, lower_copyprivate_clauses,
4341 lower_send_clauses, lower_send_shared_vars): Adjust callers.
4343 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
4344 Ira Rosen <irar@il.ibm.com>
4346 * tree-vectorizer.c (free_stmt_vec_info): New function.
4347 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
4348 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
4349 * tree-vectorizer.h (free_stmt_vec_info): Declare.
4350 * tree-vect-transform.c (vectorizable_conversion): Free
4351 vec_oprnds0 if it was allocated.
4352 (vect_permute_store_chain): Remove unused VECs.
4353 (vectorizable_store): Free VECs that are allocated in the..
4355 (vect_transform_strided_load, vectorizable_load): Likewise.
4356 (vect_remove_stores): Simplify the code.
4357 (vect_transform_loop): Move code to vect_remove_stores().
4358 Call vect_remove_stores() and free_stmt_vec_info().
4360 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4362 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
4363 TARGET_HPUX. Revise comment.
4364 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
4365 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
4366 Use sr4 variant of `be' instruction when not generating PIC code.
4367 (attr_length_call): Adjust for above change.
4369 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
4371 * ipa-reference.c (static_execute): Remove module_statics_const and
4372 associated setting code.
4374 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
4377 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
4378 predicate for operand 1.
4379 (paritysi2_cmp): Use register_operand predicate for operand 2.
4380 Use earlyclobber modifier for operand 1. Remove support for
4382 (paritydi2_cmp): Use register_operand predicate for operand 3.
4383 Use earlyclobber modifier for operand 1. Remove support for
4386 2008-03-11 Paul Brook <paul@codesourcery.com>
4387 Vladimir Prus <vladimir@codesourcery.com>
4389 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
4390 (arm_compute_save_reg0_reg12_mask): Always
4391 check if register 11 must be saved. Always safe hard frame pointer
4392 when frame_pointer_needeed.
4393 (arm_compute_save_reg_mask): Save IP and PC
4394 only with apcs frames.
4395 (arm_output_epilogue): Adjust Thumb2 codepath to
4396 be also invoked and work for ARM non-apcs frames.
4397 (arm_expand_prologue): Don't bother saving IP
4398 for non-apcs frame, since it's not clobbered by
4399 prologue code. Implement non-apcs frame
4402 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
4404 PR rtl-optimization/35281
4405 * expr.c (convert_move): Use a new pseudo for the intermediate
4406 from_mode->word_mode result.
4408 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
4410 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
4411 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
4412 * toplev.c (compile_file): Don't call it.
4414 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
4417 * expr.c (store_expr): Call emit_block_move if the mode
4418 of "temp" RTX is BLKmode.
4420 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
4421 Richard Guenther <rguenther@suse.de>
4423 PR tree-optimization/31358
4424 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
4425 the step with a NULL_TREE.
4426 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
4427 to sizetype if type is a pointer type.
4428 (add_candidate_1): Don't convert the base and step to
4429 the generic type if the orginal type is a pointer type.
4430 (add_iv_value_candidates): Use sizetype for the step
4431 if type is a pointer type.
4432 (cand_value_at): Likewise.
4433 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
4435 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
4436 Don't convert the tem affine to the type.
4437 (add_elt_to_tree): Use sizetype for the step if a pointer.
4438 Use POINTER_PLUS_EXPR for pointers.
4439 (aff_combination_to_tree): Use sizetype for the step if a
4442 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
4444 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
4445 Remove commutativity hint.
4447 2008-03-10 Jakub Jelinek <jakub@redhat.com>
4451 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
4452 errorneous type. Check that v is a VAR_DECL.
4455 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
4457 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
4459 PR tree-optimization/35494
4460 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
4461 may be overriden at link and run time.
4463 2008-03-10 Richard Guenther <rguenther@suse.de>
4465 PR tree-optimization/34677
4466 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
4467 (poolify_tree): Likewise.
4468 (modify_expr_template): Likewise.
4469 (poolify_modify_stmt): Likewise.
4470 (insert_fake_stores): Handle all component-ref style stores
4471 in addition to INDIRECT_REF. Also handle complex types.
4472 Do not poolify the inserted load.
4473 (realify_fake_stores): Do not rebuild the tree but only
4474 make it a SSA_NAME copy.
4475 (init_pre): Remove initialzation of modify_expr_template.
4476 Do not allocate modify_expr_node_pool.
4477 (fini_pre): Do not free modify_expr_node_pool.
4479 2008-03-10 Paul Brook <paul@codesourcery.com>
4481 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
4484 2008-03-10 Paul Brook <paul@codesourcery.com>
4485 Mark Shinwell <shinwell@codesourcery.com>
4487 * config/arm/cortex-r4.md: New.
4488 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
4490 * config/arm/arm.md: Include cortex-r4.md.
4491 (insn): Add smmls, sdiv and udiv values.
4492 (generic_sched): Don't use generic scheduling for Cortex-R4.
4493 (arm_issue_rate): New function.
4494 (TARGET_SCHED_ISSUE_RATE): Define.
4496 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
4498 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
4500 2008-03-10 Richard Guenther <rguenther@suse.de>
4502 * tree-ssa-pre.c (get_sccvn_value): Simplify.
4503 (compute_avail): Do not add stmt uses to AVAIL_OUT.
4505 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
4507 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
4508 Set default to true.
4510 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4512 * c.opt (Wsynth): Deprecate.
4513 * doc/invoke.texi (Option Summary, Warning Options): Document
4514 -Wno-format-contains-nul.
4516 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
4519 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
4520 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
4522 2008-03-09 Ira Rosen <irar@il.ibm.com>
4524 * config/rs6000/rs6000.c (builtin_description): Rename vector
4525 left shift operations.
4526 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
4527 (altivec_vsl<VI_char>): Rename to ...
4528 (ashl<mode>3): ... new name.
4529 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
4531 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
4533 2008-03-08 Richard Guenther <rguenther@suse.de>
4535 * coverage.h (tree_coverage_counter_addr): Declare.
4536 * coverage.c (tree_coverage_counter_addr): New function.
4537 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
4539 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
4540 (tree_gen_one_value_profiler): Likewise.
4541 (tree_gen_ic_profiler): Likewise.
4542 (tree_gen_average_profiler): Likewise.
4543 (tree_gen_ior_profiler): Likewise.
4545 2008-03-08 Richard Guenther <rguenther@suse.de>
4547 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
4548 (vn_binary_op_insert): Likewise.
4549 (vn_unary_op_lookup): Likewise.
4550 (vn_unary_op_insert): Likewise.
4551 (vn_nary_op_lookup): Declare.
4552 (vn_nary_op_insert): Likewise.
4553 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
4554 and binary hashes, use a single obstack for unary_op_pool
4556 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
4557 a single struct vn_nary_op_s. Store tree code length and
4558 a variable number of operands.
4559 (struct vn_reference_op_struct): Remove unused op2.
4560 (vn_reference_op_eq): Do not compare op2.
4561 (vn_reference_op_compute_hash): Do not compute hash of op2.
4562 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
4563 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
4564 with vn_nary_op_compute_hash.
4565 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
4566 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
4568 (vn_unary_op_insert, vn_binary_op_insert): Replace with
4570 (visit_unary_op): Call nary functions.
4571 (visit_binary_op): Likewise.
4572 (process_scc): Adjust for struct vn_tables_s changes.
4573 (allocate_vn_table): Likewise.
4574 (free_vn_table): Likewise.
4575 * tree-vn.c (vn_add): Call nary functions.
4576 (vn_lookup): Likewise.
4578 2008-03-08 Jakub Jelinek <jakub@redhat.com>
4581 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
4582 wdst back after sync_compare_and_swapqhi_internal.
4584 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
4587 * config/i386/i386-modes.def (V1DI): New vector mode.
4588 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
4589 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
4590 (MMXMODE248): Ditto.
4591 (MMXMODE): Add V1DI mode.
4592 (mmxvecsize): Change DI mode to V1DI mode.
4593 ("mov<mode>): Use MMXMODEI8 mode iterator.
4594 ("*mov<mode>_internal_rex64"): Ditto.
4595 ("*mov<mode>_internal"): Ditto.
4596 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
4597 ("mmx_sub<mode>3"): Ditto.
4598 ("mmx_adddi3"): Remove insn pattern.
4599 ("mmx_subdi3"): Ditto.
4600 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
4601 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
4602 ("mmx_ashl<mode>3"): Ditto.
4603 ("mmx_lshrdi3"): Remove insn pattern.
4604 ("mmx_ashldi3"): Ditto.
4605 * config/i386/i386.c (classify_argument): Handle V1DImode.
4606 (function_arg_advance_32): Ditto.
4607 (function_arg_32): Ditto.
4608 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
4609 mmx_addv1di3 insn pattern.
4610 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
4611 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
4612 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
4613 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
4614 Remove definitions of built-in functions.
4615 (V1DI_type_node): New node.
4616 (v1di_ftype_v1di_int): Ditto.
4617 (v1di_ftype_v1di_v1di): Ditto.
4618 (v2si_ftype_v2si_si): Ditto.
4619 (v4hi_ftype_v4hi_di): Remove node.
4620 (v2si_ftype_v2si_di): Ditto.
4621 (ix86_init_mmx_sse_builtins): Handle V1DImode.
4622 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
4623 Redefine builtins using def_builtin_const with *_ftype_*_int node.
4624 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
4625 Add new builtins using def_builtin_const.
4626 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
4627 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
4628 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
4629 * config/i386/mmintrin.h (__v1di): New typedef.
4630 (_mm_add_si64): Cast arguments to __v1di type.
4631 (_mm_sub_si64): Ditto.
4632 (_mm_sll_pi16): Cast __count to __v4hi type.
4633 (_mm_sll_pi32): Cast __count to __v2si type.
4634 (_mm_sll_si64): Cast arguments to __v1di type.
4635 (_mm_srl_pi16): Cast __count to __v4hi type.
4636 (_mm_srl_pi32): Cast __count to __v2si type.
4637 (_mm_srl_si64): Cast arguments to __v1di type.
4638 (_mm_sra_pi16): Cast __count to __v4hi type.
4639 (_mm_sra_pi32): Cast __count to __v2si type.
4640 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
4641 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
4642 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
4643 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
4644 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
4645 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
4646 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
4647 (_mm_srai_pi32): Use __builtin_ia32_psradi.
4648 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
4649 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4650 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4651 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
4653 2008-03-07 Joseph Myers <joseph@codesourcery.com>
4655 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
4657 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
4660 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
4661 reg+const addressing for Altivec modes. Don't generate reg+reg
4662 addressing for TFmode or TDmode quantities.
4664 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
4666 * c-common.c (vector_types_convertible_p): Call langhook
4667 instead of comptypes.
4669 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4672 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
4673 integral and scalar float variables which have a
4676 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
4678 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
4679 dwarf_register_span hook when emitting unwind information for
4680 register-to-memory saves.
4681 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
4682 (rs6000_frame_related): Remove call to spe_synthesize_frame.
4684 2008-03-06 Jakub Jelinek <jakub@redhat.com>
4686 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
4687 for the same VAR_DECL.
4689 2008-03-06 Tom Tromey <tromey@redhat.com>
4692 * doc/standards.texi (Standards): Don't mention treelang.
4693 * doc/invoke.texi (Overall Options): Don't mention treelang.
4694 * doc/install.texi (Prerequisites): Don't mention bison or
4696 (Configuration): Don't mention treelang.
4697 (Building): Likewise.
4698 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
4700 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
4702 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
4703 word-extractions out of a multi-word object.
4705 2008-03-06 Richard Guenther <rguenther@suse.de>
4707 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
4708 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
4709 result type and precision.
4710 * expr.c (get_inner_reference): Set unsignedp based on the result
4711 type of BIT_FIELD_REF.
4712 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
4713 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
4714 (try_instantiate_multiple_fields): Likewise. Use the correct type
4716 (sra_build_assignment): Likewise.
4717 (sra_build_elt_assignment): Likewise.
4718 (sra_explode_bitfield_assignment): Likewise.
4719 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
4720 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
4721 set BIT_FIELD_REF_UNSIGNED.
4722 (vectorizable_load): Likewise.
4724 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
4726 * cse.c (cse_extended_basic_block): Invalidate artificial defs
4729 2008-03-06 Richard Guenther <rguenther@suse.de>
4731 * alias.c (struct alias_set_entry): Move has_zero_child field
4732 to pack with alias_set.
4734 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4736 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4739 2008-03-05 Ian Lance Taylor <iant@google.com>
4741 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
4743 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4745 * fwprop.c (update_df): Support width and offset parameters of
4747 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
4748 global_conflicts): Change DF_REF_EXTRACT to either
4749 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4750 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4751 * df-scan.c (df_ref_record, df_defs_record,
4752 df_ref_create_structure, df_def_record_1, df_uses_record,
4753 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
4754 df_bb_refs_collect, df_entry_block_defs_collect,
4755 df_exit_block_uses_collect): Support new width and offset fields.
4756 (ref_extract_pool): New storage pool.
4757 (df_free_ref): New function.
4758 (df_reg_chain_unlink, df_free_collection_rec,
4759 df_sort_and_compress_refs): Call df_free_ref.
4760 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
4762 (df_ref_create_structure): Allocate df_ref_extract if offset and
4763 width fields are used.
4764 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
4765 (df_uses_record): Get offset and width from ZERO_EXTRACT
4767 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
4768 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4769 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4770 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
4771 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4772 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4773 (df_ref_extract): New structure.
4774 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
4775 (df_ref_create): Add width and offset parameters.
4777 2008-03-05 Richard Guenther <rguenther@suse.de>
4779 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4780 Use ranges_overlap_p.
4781 (offset_overlaps_with_access): Rename
4782 to ranges_overlap_p and move ...
4783 * tree-flow-inline.h (ranges_overlap_p): ... here.
4785 * tree.h (get_inner_reference, handled_component_p): Update
4788 * tree.h (record_component_aliases, get_alias_set,
4789 alias_sets_conflict_p, alias_sets_must_conflict_p,
4790 objects_must_conflict_p): Move declarations ...
4791 * alias.h (record_component_aliases, get_alias_set,
4792 alias_sets_conflict_p, alias_sets_must_conflict_p,
4793 objects_must_conflict_p): ... here.
4794 Include coretypes.h.
4795 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
4797 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
4799 * cfg.c: Include tree-flow.h.
4800 (remove_edge_raw): Call redirect_edge_var_map_clear.
4801 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
4802 * tree-flow-inline.h (redirect_edge_var_map_def): New.
4803 (redirect_edge_var_map_result): New.
4804 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
4805 PENDING_STMT use with redirect_edge_var_map_*.
4806 * tree-ssa.c (edge_var_maps): New definition.
4807 (redirect_edge_var_map_add): New.
4808 (redirect_edge_var_map_clear): New.
4809 (redirect_edge_var_map_dup): New.
4810 (redirect_edge_var_map_vector): New.
4811 (redirect_edge_var_map_destroy): New.
4812 (ssa_redirect_edge): Replace PENDING_STMT use with
4813 redirect_edge_var_map_*.
4814 (flush_pending_stmts): Same.
4815 (delete_tree_ssa): Destroy edge var map.
4816 * tree-flow.h (struct _edge_var_map): New.
4817 Define edge_var_map vector type.
4818 Declare redirect_edge_var_map_* prototypes.
4819 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
4820 * tree-cfg.c (reinstall_phi_args): Replace
4821 PENDING_STMT use with redirect_edge_var_map_*.
4823 2008-03-05 Richard Guenther <rguenther@suse.de>
4825 PR tree-optimization/35472
4826 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
4827 whose single use_stmt has a overlapping set of loaded and
4828 stored symbols as that use_stmt might be a noop assignment then.
4830 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
4832 * gthr-rtems.h: Implement __gthread_mutex_destroy.
4834 2008-03-05 Richard Guenther <rguenther@suse.de>
4837 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
4838 should be constants.
4839 * tree-cfg.c (verify_expr): Verify it.
4840 * fold-const.c (fold_truthop): Remove code generating
4841 BIT_FIELD_REFs of structure bases.
4842 (fold_binary): Likewise.
4843 (fold_ternary): Position and size of BIT_FIELD_REFs are
4844 always host integers.
4845 (make_bit_field_ref): Remove.
4846 (optimize_bit_field_compare): Remove.
4847 (all_ones_mask_p): Remove.
4849 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
4852 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
4853 (split_block_and_df_analyze): New. Split basic block and rebuild
4855 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
4857 (split_pattern_seq): Likewise.
4858 (erase_matching_seqs): Likewise.
4859 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
4861 2008-03-04 Geoff Keating <geoffk@apple.com>
4863 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
4864 declaration and code.
4865 (tree_invalid_nonnegative_warnv_p): Likewise.
4867 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4869 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
4870 examples. Truncate option-names then causing overfull hbox.
4872 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4875 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
4877 * configure: Rebuilt.
4879 2008-03-04 Rafael Espindola <espindola@google.com>
4881 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
4882 (tree_unary_nonnegative_warnv_p): New.
4883 (tree_binary_nonnegative_warnv_p): New.
4884 (tree_single_nonnegative_warnv_p): New.
4885 (tree_invalid_nonnegative_warnv_p): New.
4886 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
4888 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4891 * opts.c (handle_option): Postpone 'unknown option' errors only for
4894 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
4897 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
4900 2008-03-04 Rafael Espindola <espindola@google.com>
4902 * fold-const.c (tree_unary_nonzero_warnv_p): New.
4903 (tree_binary_nonzero_warnv_p): New.
4904 (tree_single_nonzero_warnv_p): New.
4905 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
4907 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
4910 * fold-const.c (fold_cond_expr_with_comparison): Prevent
4911 transformations for modes that have signed zeros.
4912 * ifcvt.c (noce_try_abs): Ditto.
4914 2008-03-04 Joseph Myers <joseph@codesourcery.com>
4916 * config/i386/i386.c (override_options): Force
4917 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
4919 2008-03-04 Jan Hubicka <jh@suse.cz>
4922 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
4925 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4927 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
4928 label to probe the stack.
4930 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4932 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
4933 (__gthr_win32_mutex_destroy): Declare.
4934 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
4935 __gthr_win32_mutex_destroy.
4936 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
4938 2008-03-03 Jan Hubicka <jh@suse.cz>
4941 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
4942 aggressive on inlining cold calls.
4944 2008-03-03 Richard Guenther <rguenther@suse.de>
4946 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
4947 struct copies into the expression table.
4948 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
4949 (try_to_simplify): Likewise.
4950 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
4951 integral and pointer arguments which do not change the
4952 precision to NOP_EXPRs.
4953 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
4954 VIEW_CONVERT_EXPR case.
4956 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
4958 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
4959 defined in a loop at depth 0 is invariant.
4960 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4961 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
4962 be called at loop depth 0.
4964 2008-03-02 Jakub Jelinek <jakub@redhat.com>
4967 * gcc.c (process_command): Update copyright notice dates.
4968 * gcov.c (print_version): Likewise.
4969 * gcov-dump.c (print_version): Likewise.
4970 * mips-tfile.c (main): Likewise.
4971 * mips-tdump.c (main): Likewise.
4973 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4976 * c-common.c (flag_permissive): Delete.
4977 (constant_expression_warnings): Check flags first.
4978 (constant_expression_error): New.
4979 * c-common.h (flag_permissive): Delete.
4980 (constant_expression_error): Declare.
4981 * flags.h (flag_permissive): Declare. Update description.
4982 * diagnostic.c (pedwarn): Update.
4984 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
4985 (permissive_error_kind): New.
4986 * toplev.c (flag_permissive): Define. Update description.
4987 * toplev.h (permissive_error_kind): Declare.
4988 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
4989 (pedwarn_c90): Use pedantic_warning_kind.
4990 * c-opts.c (c_common_post_options): flag_permissive does not affect
4991 flag_pedantic_errors.
4993 2008-03-02 Joseph Myers <joseph@codesourcery.com>
4995 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
4996 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
4997 __absvsi2, __absvDI2): Use unsigned arithmetic.
4999 2008-03-02 Andi Kleen <ak@suse.de>
5000 Richard Guenther <rguenther@suse.de>
5002 * struct-equiv.c: Remove file.
5003 * cfg_cleanup.c (condjump_equiv_p): Remove.
5004 * Makefile.in (OBJS-common): Remove struct-equiv.o.
5005 (struct-equiv.o): Remove rule.
5006 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
5007 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
5008 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
5010 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5012 * ifcvt.c (noce_process_if_block): Try to handle only the then
5013 block if the else block exists but isn't suitable.
5015 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
5018 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
5019 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
5020 regression from previous patch.
5022 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
5025 * gthr.h: Add __gthread_mutex_destroy as a function that must be
5027 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
5028 * gthr-single.h (__gthread_mutex_destroy): Likewise.
5029 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
5030 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
5031 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
5032 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
5033 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
5034 (__gthread_mutex_destroy_function): Rename to
5035 __gthread_mutex_destroy.
5036 * gthr-dce.h (__gthread_mutex_destroy): Call
5037 pthread_mutex_destroy.
5038 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
5039 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
5040 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
5042 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5044 * df-scan.c (df_ref_chain_change_bb): Simplify.
5045 (df_insn_change_bb): Add new_bb argument. Simplify. Call
5046 set_block_for_insn if there's any change.
5047 * df.h ((df_insn_change_bb): Fix prototype.
5048 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
5049 df_insn_change_bb, don't call set_block_for_insn.
5050 * emit-rtl.c (reorder_insns): Likewise.
5051 * haifa-sched.c (move_insn): Likewise.
5053 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5055 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
5057 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5059 * tree-flow-inline.h (next_readonly_imm_use): Return
5060 NULL_USE_OPERAND_P after the end.
5062 2008-03-01 Richard Guenther <rguenther@suse.de>
5064 PR tree-optimization/35411
5065 * tree-sra.c (sra_build_assignment): Split conversion to
5066 final type to a separate statement if we are not assigning
5069 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5071 * fold-const.c (fold_convertible_p): Correct the logic to follow
5072 that in fold_convert().
5074 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
5077 * tree-inline.c (build_duplicate_type): When we make a
5078 duplicate type, make it unique in the canonical types system.
5080 2008-02-29 Tom Tromey <tromey@redhat.com>
5082 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
5083 input_file_stack_history, input_file_stack_restored): Remove.
5084 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
5085 * input.h (struct file_stack): Remove.
5086 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
5087 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
5089 * diagnostic.h (struct diagnostic_context) <last_module>: Change
5091 (diagnostic_last_module_changed): Add 'map' argument.
5092 (diagnostic_set_last_function): Likewise.
5093 * diagnostic.c (undiagnostic_report_current_module): Iterate using
5094 line map, not input_file_stack.
5095 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
5097 2008-02-29 Paul Brook <paul@codesourcery.com>
5099 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
5101 2008-02-29 Paul Brook <paul@codesourcery.com>
5103 * config/arm/ieee754-df.S (muldf3): Use RET macros.
5105 2008-02-29 Richard Guenther <rguenther@suse.de>
5107 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
5109 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
5110 value for comparing for a store match.
5111 (simplify_unary_expression): Do nothing for SSA_NAMEs.
5112 (try_to_simplify): Do not do a full-blown reference lookup.
5114 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
5116 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
5117 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5119 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
5121 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
5123 * tree-loop-linear.c (try_interchange_loops): Compare memory access
5124 strides against cache sizes.
5126 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
5128 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
5131 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
5133 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
5134 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
5135 is smaller than the original promoted value.
5136 (simplify_subreg): If OP is a SUBREG, try to preserve its
5137 SUBREG_PROMOTED_VAR_P information.
5139 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
5141 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
5142 (VN_INFO_GET): Allocate new objects on the obstack.
5143 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
5144 for rpo_numbers_temp, for consistency.
5145 (free_scc_vn): Free the obstack.
5147 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
5149 * doc/invoke.texi: Document -ftree-loop-distribution.
5150 * tree-loop-distribution.c: New.
5151 * tree-pass.h (pass_loop_distribution): New.
5152 * graphds.h (struct graph): Add htab_t indices.
5153 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
5154 * tree-vectorizer.c (rename_variables_in_loop): Extern.
5155 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
5156 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
5157 * tree-data-ref.c (debug_data_dependence_relations): New.
5158 (dump_data_dependence_relation): Also print data references.
5159 (free_data_ref): Extern.
5160 (same_access_functions): Moved...
5161 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
5162 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5163 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
5164 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
5165 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
5166 (stmts_from_loop): Skip LABEL_EXPR.
5167 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
5169 (build_rdg): Initialize rdg->indices htab.
5170 (free_rdg, stores_from_loop, ref_base_address,
5171 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
5172 have_similar_memory_accesses_1, ref_base_address_1,
5173 remove_similar_memory_refs): New.
5174 * tree-data-ref.h: Depend on tree-chrec.h.
5175 (debug_data_dependence_relations, free_data_ref): Declared.
5176 (same_access_functions): ... here.
5177 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
5179 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
5180 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
5181 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
5182 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5183 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
5184 rdg_vertex_for_stmt): Declared.
5185 (struct rdg_edge): Add level.
5187 (free_rdg, stores_from_loop, remove_similar_memory_refs,
5188 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
5190 (rdg_has_similar_memory_accesses): New.
5191 * tree-vect-analyze.c: Remove unused static decls.
5192 * lambda.h (dependence_level): New.
5193 * common.opt (ftree-loop-distribution): New.
5194 * tree-flow.h (mark_virtual_ops_in_bb,
5195 slpeel_tree_duplicate_loop_to_edge_cfg,
5196 rename_variables_in_loop): Declared.
5197 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
5198 (OBJS-common): Add tree-loop-distribution.o.
5199 (tree-loop-distribution.o): New rule.
5200 * tree-cfg.c (mark_virtual_ops_in_bb): New.
5201 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
5202 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
5204 2008-02-28 Joseph Myers <joseph@codesourcery.com>
5207 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
5208 other than structures and unions.
5210 2008-02-28 Richard Guenther <rguenther@suse.de>
5213 2008-02-26 Richard Guenther <rguenther@suse.de>
5215 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5216 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5217 (lookup_decl_from_uid): Declare.
5218 (remove_decl_from_map): Likewise.
5219 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5220 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5221 (decl_for_uid_map): New global hashtable mapping DECL_UID
5223 (init_ttree): Allocate it.
5224 (insert_decl_to_uid_decl_map): New helper function.
5225 (make_node_stat): Insert new decls into the map.
5226 (copy_node_stat): Likewise.
5227 (lookup_decl_from_uid): New function.
5228 (remove_decl_from_map): Likewise.
5229 (print_decl_for_uid_map_statistics): New helper.
5230 (dump_tree_statistics): Call it.
5232 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5233 (referenced_var_iterator): Adjust.
5234 (FOR_EACH_REFERENCED_VAR): Adjust.
5235 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5236 (num_referenced_vars): Adjust.
5237 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5238 (first_referenced_var): Remove.
5239 (end_referenced_vars_p): Likewise.
5240 (next_referenced_var): Likewise.
5241 (referenced_var_iterator_set): New helper function.
5242 * tree-dfa.c (referenced_var_lookup): Adjust.
5243 (referenced_var_check_and_insert): Likewise.
5244 (remove_referenced_var): Likewise.
5245 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5246 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5247 (verify_call_clobbering): Likewise.
5248 (verify_memory_partitions): Likewise.
5249 (init_tree_ssa): Allocate bitmap instead of hashtable for
5251 (delete_tree_ssa): Adjust.
5252 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5253 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5254 (compute_tag_properties): Likewise.
5255 (set_initial_properties): Likewise.
5256 (find_partition_for): Likewise.
5257 (update_reference_counts): Likewise.
5258 (dump_may_aliases_for): Likewise.
5259 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5260 (add_call_clobber_ops): Likewise.
5261 (add_call_read_ops): Likewise.
5262 (get_asm_expr_operands): Likewise.
5263 * tree-into-ssa.c (dump_decl_set): Likewise.
5264 (update_ssa): Likewise.
5265 * tree-sra.c (scan_function): Likewise.
5266 (decide_instantiations): Likewise.
5267 (scalarize_parms): Likewise.
5268 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5269 (dsa_named_for): Likewise.
5270 * tree-ssa-structalias.c (update_alias_info): Likewise.
5271 (merge_smts_into): Likewise.
5273 2008-02-27 David Daney <ddaney@avtrex.com>
5276 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
5277 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
5278 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
5279 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
5280 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
5282 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
5285 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
5286 (BUILT_IN_NEXTTOWARD): Remove.
5287 (BUILT_IN_NEXTTOWARDF): Ditto.
5288 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
5289 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
5291 2008-02-27 Tom Tromey <tromey@redhat.com>
5293 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
5294 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
5296 2008-02-27 Jan Beulich <jbeulich@novell.com>
5298 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
5299 update the respective field on newdecl.
5301 2008-02-27 Revital Eres <eres@il.ibm.com>
5303 PR rtl-optimization/34999
5304 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
5305 crossing edges that ends with a call insn.
5306 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
5307 call insn and clear the EDGE_CROSSING flag of the crossing edge
5308 when fixing fallthru edges.
5310 2008-02-27 Richard Guenther <rguenther@suse.de>
5313 * fold-const.c (fold_unary): Return the correct argument,
5314 converted to the result type.
5316 2008-02-27 Richard Guenther <rguenther@suse.de>
5319 * expr.c (expand_expr_real_1): Assert on rotates that operate
5321 * fold-const.c (fold_binary): Use the types precision, not the
5322 bitsize of the mode if folding rotate expressions. Build rotates
5323 only for full modes.
5325 2008-02-27 Jakub Jelinek <jakub@redhat.com>
5327 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
5329 * c-pragma.c (pragma_ns_name): New typedef.
5330 (registered_pp_pragmas): New variable.
5331 (c_pp_lookup_pragma): New function.
5332 (c_register_pragma_1): If flag_preprocess_only, do nothing
5333 for non-expanded pragmas, for expanded ones push pragma's
5334 namespace and name into registered_pp_pragmas vector.
5335 (c_invoke_pragma_handler): Register OpenMP pragmas even when
5336 flag_preprocess_only, don't register GCC pch_preprocess
5337 pragma if flag_preprocess_only.
5338 * c-opts.c (c_common_init): Call init_pragma even if
5339 flag_preprocess_only.
5340 * c-pragma.c (c_pp_lookup_pragma): New prototype.
5341 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
5342 cpp_register_pragma if flag_preprocess_only.
5344 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5347 * c-parser.c (c_parser_translation_unit): Warn for empty
5348 translation unit, not empty source file.
5350 2008-02-26 Paul Brook <paul@codesourcery.com>
5352 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
5353 operand for Thumb-2.
5354 * config/arm/arm.h (reg_class): Add CORE_REGS.
5355 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
5356 (BASE_REG_CLASS): Use CORE_REGS.
5357 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
5358 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
5359 (REGNO_OK_FOR_INDEX_P): Exclude SP.
5360 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
5361 ARM_REGNO_OK_FOR_INDEX_P.
5362 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
5363 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
5364 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
5365 (ldm/stm peepholes): Ditto.
5366 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
5367 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
5368 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
5369 * config/arm/constraints.md: Enable "k" constraint on ARM.
5371 2008-02-27 Ben Elliston <bje@au.ibm.com>
5373 * config/rs6000/rs6000.c: Annotate cache line size field in all
5374 instances of struct processor_costs.
5376 2008-02-26 David Edelsohn <edelsohn@gnu.org>
5378 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
5379 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
5380 jump_bypass): New counters.
5381 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
5382 * dce.c (gate_ud_dce): Same.
5383 (gate_fast_dce): Same.
5384 * dse.c (gate_dse1): New function.
5385 (gate_dse2): New function.
5386 (gate_dse): Merge results of new gate functions.
5387 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
5388 (gate_handle_jump_bypass): Add dbg_cnt.
5389 (gate_handle_gcse): Add dbg_cnt.
5390 * ifcvt.c (gate_handle_if_conversion): Same.
5391 (gate_handle_if_after_combine): Same.
5392 (gate_handle_if_after_reload): Same.
5393 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
5395 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
5397 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
5399 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
5401 2008-02-26 Jason Merrill <jason@redhat.com>
5404 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
5405 alone if it's the naming decl for the type's main variant.
5407 2008-02-26 Tom Tromey <tromey@redhat.com>
5409 * system.h (USE_MAPPED_LOCATION): Poison.
5410 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
5411 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
5412 (make_goto_expr_edges): Likewise.
5413 (remove_bb): Likewise.
5414 (execute_warn_function_return): Likewise.
5415 * basic-block.h (struct edge_def) <goto_locus>: Change type to
5417 * c-common.c (fname_decl): Remove old location code.
5418 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
5420 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
5422 (ASM_INPUT_SOURCE_LOCATION): Likewise.
5423 (gen_rtx_ASM_INPUT): Likewise.
5424 (gen_rtx_ASM_INPUT_loc): Likewise.
5425 (get_rtx_asm_OPERANDS): Remove.
5426 * cfglayout.c (insn_locators_alloc): Remove old location code.
5427 (set_curr_insn_source_location): Likewise.
5428 (curr_insn_locator): Likewise.
5429 * print-tree.c (print_node): Remove old location code.
5430 * tree-mudflap.c (mf_varname_tree): Remove old location code.
5431 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
5432 * cfgexpand.c (expand_gimple_cond_expr): Don't use
5433 location_from_locus.
5434 (construct_exit_block): Remove old location code.
5435 * emit-rtl.c (force_next_line_note): Remove old location code.
5436 * profile.c (branch_prob): Remove old location code.
5437 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
5438 LOC_LINE): Remove old-location variants.
5439 * langhooks.c (lhd_print_error_function): Remove old location
5441 * configure, config.in: Rebuilt.
5442 * configure.ac (--enable-mapped-location): Remove.
5443 * c-decl.c (c_init_decl_processing): Remove old location code.
5444 (finish_function): Likewise.
5445 * recog.c (decode_asm_operands): Remove old location code.
5446 * c-pch.c (c_common_read_pch): Remove old location code.
5447 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
5449 * gimple-low.c (lower_function_body): Remove old location code.
5450 * toplev.c (unknown_location): Remove.
5451 (push_srcloc): Remove old-location variant.
5452 (process_options): Remove old location code.
5453 (lang_dependent_init): Likewise.
5454 * input.h (UNKNOWN_LOCATION): Move definition.
5455 (location_t): Undeprecate.
5456 (source_locus): Remove.
5457 (location_from_locus): Remove.
5458 (struct location_s): Remove.
5459 Remove all old-location code.
5460 (input_line, input_filename): Remove.
5461 * final.c (final_scan_insn): Remove old location code.
5462 * diagnostic.c (diagnostic_build_prefix): Remove
5463 USE_MAPPED_LOCATION test.
5464 * tree.h (gimple_stmt) <locus>: Now a location_t.
5465 (tree_exp) <locus>: Likewise.
5466 (DECL_IS_BUILTIN): Remove old-location variant.
5467 (annotate_with_file_line, annotate_with_locus): Likewise.
5468 (expr_locus, set_expr_locus): Update.
5469 * tree.c (build1_stat): Remove old location code.
5470 (last_annotated_node): Remove.
5471 (annotate_with_file_line): Remove old-location variant.
5472 (annotate_with_locus): Likewise.
5473 (expr_location): Remove old location code.
5474 (set_expr_location): Likewise.
5475 (expr_has_location): Likewise.
5476 (expr_locus): Likewise.
5477 (set_expr_locus): Likewise.
5478 (expr_filename): Don't use location_from_locus.
5479 (expr_lineno): Likewise.
5480 * rtl-error.c (location_for_asm): Remove old location code.
5481 * c-lex.c (cb_line_change): Remove old location code.
5482 (fe_file_change): Likewise.
5483 (cb_def_pragma): Likewise.
5484 (c_lex_with_flags): Likewise.
5485 * gengtype.c (do_typedef): Don't special-case location types.
5486 (define_location_structures): Remove.
5487 (main): Don't call define_location_structures.
5488 * tree-pretty-print.c (dump_implicit_edges): Remove old location
5491 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5494 * builtins.def (BUILT_IN_STDARG_START): Remove.
5495 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
5496 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5497 * tree-inline.c (inline_forbidden_p_1): Likewise.
5499 2008-02-26 Richard Guenther <rguenther@suse.de>
5501 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5502 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5503 (lookup_decl_from_uid): Declare.
5504 (remove_decl_from_map): Likewise.
5505 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5506 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5507 (decl_for_uid_map): New global hashtable mapping DECL_UID
5509 (init_ttree): Allocate it.
5510 (insert_decl_to_uid_decl_map): New helper function.
5511 (make_node_stat): Insert new decls into the map.
5512 (copy_node_stat): Likewise.
5513 (lookup_decl_from_uid): New function.
5514 (remove_decl_from_map): Likewise.
5515 (print_decl_for_uid_map_statistics): New helper.
5516 (dump_tree_statistics): Call it.
5518 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5519 (referenced_var_iterator): Adjust.
5520 (FOR_EACH_REFERENCED_VAR): Adjust.
5521 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5522 (num_referenced_vars): Adjust.
5523 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5524 (first_referenced_var): Remove.
5525 (end_referenced_vars_p): Likewise.
5526 (next_referenced_var): Likewise.
5527 (referenced_var_iterator_set): New helper function.
5528 * tree-dfa.c (referenced_var_lookup): Adjust.
5529 (referenced_var_check_and_insert): Likewise.
5530 (remove_referenced_var): Likewise.
5531 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5532 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5533 (verify_call_clobbering): Likewise.
5534 (verify_memory_partitions): Likewise.
5535 (init_tree_ssa): Allocate bitmap instead of hashtable for
5537 (delete_tree_ssa): Adjust.
5538 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5539 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5540 (compute_tag_properties): Likewise.
5541 (set_initial_properties): Likewise.
5542 (find_partition_for): Likewise.
5543 (update_reference_counts): Likewise.
5544 (dump_may_aliases_for): Likewise.
5545 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5546 (add_call_clobber_ops): Likewise.
5547 (add_call_read_ops): Likewise.
5548 (get_asm_expr_operands): Likewise.
5549 * tree-into-ssa.c (dump_decl_set): Likewise.
5550 (update_ssa): Likewise.
5551 * tree-sra.c (scan_function): Likewise.
5552 (decide_instantiations): Likewise.
5553 (scalarize_parms): Likewise.
5554 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5555 (dsa_named_for): Likewise.
5556 * tree-ssa-structalias.c (update_alias_info): Likewise.
5557 (merge_smts_into): Likewise.
5559 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5562 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
5563 * c-opts.c (c_common_handle_option): Wall enables
5564 Wvolatile-register-var.
5565 * common.opt: Move Wvolatile-register-var to...
5568 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5570 * common.opt (Wlarger-than=): New.
5571 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
5573 * opts.c (common_handle_option): Handle -Wlarger-than=.
5574 * optc-gen.awk: Likewise.
5575 * opth-gen.awk: Likewise.
5576 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
5577 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5579 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5581 * c-common.c (match_case_to_enum_1): Add appropriate
5582 OPT_W* parameter to warning.
5583 (c_do_switch_warnings): Likewise.
5584 * c-typeck.c (warning_init): Add one more parameter following
5586 (push_init_level): Update call to warning_init.
5587 (pop_init_level): Likewise.
5588 (add_pending_init): Likewise.
5589 (output_init_element: Likewise.
5591 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5594 * toplev.c (toplev_main): If there are warnings or error, print
5595 errors for ignored options.
5596 * opts.c (ignored_options): New static variable.
5597 (postpone_unknown_option_error): New.
5598 (print_ignored_options): New.
5599 (handle_option): Postpone errors for unknown -Wno-* options.
5600 * opts.h (print_ignored_options): Declare.
5602 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
5604 * config/mips/mips.md (loadgp_blockage, blockage): Change type
5607 2008-02-25 Richard Guenther <rguenther@suse.de>
5610 2008-02-25 Richard Guenther <rguenther@suse.de>
5612 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5613 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5614 (lookup_decl_from_uid): Declare.
5615 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5616 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5617 (decl_for_uid_map): New global hashtable mapping DECL_UID
5619 (init_ttree): Allocate it.
5620 (insert_decl_to_uid_decl_map): New helper function.
5621 (make_node_stat): Insert new decls into the map.
5622 (copy_node_stat): Likewise.
5623 (lookup_decl_from_uid): New function.
5624 (print_decl_for_uid_map_statistics): New helper.
5625 (dump_tree_statistics): Call it.
5627 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5628 (referenced_var_iterator): Adjust.
5629 (FOR_EACH_REFERENCED_VAR): Adjust.
5630 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5631 (num_referenced_vars): Adjust.
5632 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5633 (first_referenced_var): Remove.
5634 (end_referenced_vars_p): Likewise.
5635 (next_referenced_var): Likewise.
5636 (referenced_var_iterator_set): New helper function.
5637 * tree-dfa.c (referenced_var_lookup): Adjust.
5638 (referenced_var_check_and_insert): Likewise.
5639 (remove_referenced_var): Likewise.
5640 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5641 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5642 (verify_call_clobbering): Likewise.
5643 (verify_memory_partitions): Likewise.
5644 (init_tree_ssa): Allocate bitmap instead of hashtable for
5646 (delete_tree_ssa): Adjust.
5647 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5648 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5649 (compute_tag_properties): Likewise.
5650 (set_initial_properties): Likewise.
5651 (find_partition_for): Likewise.
5652 (update_reference_counts): Likewise.
5653 (dump_may_aliases_for): Likewise.
5654 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5655 (add_call_clobber_ops): Likewise.
5656 (add_call_read_ops): Likewise.
5657 (get_asm_expr_operands): Likewise.
5658 * tree-into-ssa.c (dump_decl_set): Likewise.
5659 (update_ssa): Likewise.
5660 * tree-sra.c (scan_function): Likewise.
5661 (decide_instantiations): Likewise.
5662 (scalarize_parms): Likewise.
5663 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5664 (dsa_named_for): Likewise.
5665 * tree-ssa-structalias.c (update_alias_info): Likewise.
5666 (merge_smts_into): Likewise.
5668 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5671 * doc/invoke.texi (-fcx-limited-range): Document new option.
5672 * toplev.c (process_options): Handle -fcx-fortran-rules.
5673 * common.opt: Add documentation for -fcx-fortran-rules.
5675 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5678 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
5679 actual behaviour and C99.
5681 2008-02-26 Ben Elliston <bje@au.ibm.com>
5683 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
5684 (ASM_CPU_POWER6_SPEC): Likewise.
5685 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
5686 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
5687 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
5689 2008-02-25 Richard Guenther <rguenther@suse.de>
5691 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5692 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5693 (lookup_decl_from_uid): Declare.
5694 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5695 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5696 (decl_for_uid_map): New global hashtable mapping DECL_UID
5698 (init_ttree): Allocate it.
5699 (insert_decl_to_uid_decl_map): New helper function.
5700 (make_node_stat): Insert new decls into the map.
5701 (copy_node_stat): Likewise.
5702 (lookup_decl_from_uid): New function.
5703 (print_decl_for_uid_map_statistics): New helper.
5704 (dump_tree_statistics): Call it.
5706 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5707 (referenced_var_iterator): Adjust.
5708 (FOR_EACH_REFERENCED_VAR): Adjust.
5709 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5710 (num_referenced_vars): Adjust.
5711 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5712 (first_referenced_var): Remove.
5713 (end_referenced_vars_p): Likewise.
5714 (next_referenced_var): Likewise.
5715 (referenced_var_iterator_set): New helper function.
5716 * tree-dfa.c (referenced_var_lookup): Adjust.
5717 (referenced_var_check_and_insert): Likewise.
5718 (remove_referenced_var): Likewise.
5719 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5720 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5721 (verify_call_clobbering): Likewise.
5722 (verify_memory_partitions): Likewise.
5723 (init_tree_ssa): Allocate bitmap instead of hashtable for
5725 (delete_tree_ssa): Adjust.
5726 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5727 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5728 (compute_tag_properties): Likewise.
5729 (set_initial_properties): Likewise.
5730 (find_partition_for): Likewise.
5731 (update_reference_counts): Likewise.
5732 (dump_may_aliases_for): Likewise.
5733 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5734 (add_call_clobber_ops): Likewise.
5735 (add_call_read_ops): Likewise.
5736 (get_asm_expr_operands): Likewise.
5737 * tree-into-ssa.c (dump_decl_set): Likewise.
5738 (update_ssa): Likewise.
5739 * tree-sra.c (scan_function): Likewise.
5740 (decide_instantiations): Likewise.
5741 (scalarize_parms): Likewise.
5742 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5743 (dsa_named_for): Likewise.
5744 * tree-ssa-structalias.c (update_alias_info): Likewise.
5745 (merge_smts_into): Likewise.
5747 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
5750 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
5751 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
5752 * alias.h (nonoverlapping_memrefs_p): Likewise.
5754 2008-02-25 Jan Beulich <jbeulich@novell.com>
5756 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
5757 * config/i386/netware-libgcc.exp: Add __bswap?i2,
5758 __emultls_get_address, __emultls_register_common,
5759 __floatundi?f, and _Unwind_GetIPInfo.
5760 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
5761 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
5762 (gen_regparm_prefix): Likewise.
5763 (i386_nlm_encode_section_info): Sync with
5764 config/i386/winnt.c:i386_pe_encode_section_info().
5765 (i386_nlm_maybe_mangle_decl_assembler_name): New.
5766 i386_nlm_mangle_decl_assembler_name): New.
5767 (netware_override_options): New.
5768 * config/i386/netware.h (netware_override_options): Declare.
5769 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
5770 (i386_nlm_mangle_decl_assembler_name): Declare.
5771 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
5773 2008-02-25 Ben Elliston <bje@au.ibm.com>
5776 * c-decl.c (grokdeclarator): Remove unused local variables
5777 `typedef_type' and `type_as_written'.
5779 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
5780 unused local variable `has_hot_blocks'.
5781 (fix_crossing_conditional_branches): Remove unused local variable
5784 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
5787 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
5788 using DEF_C99_BUILTIN.
5789 (BUILT_IN_NANF): Ditto.
5790 (BUILT_IN_NANL): Ditto.
5792 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
5793 Revital Eres <eres@il.ibm.com>
5795 * modulo-sched.c (calculate_must_precede_follow): Address TODO
5796 regarding the order of two dependent insns in the same row.
5798 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
5800 * stor-layout.c (layout_decl): Do not bump the alignment of a
5801 bit-field to more than byte alignment if it is packed.
5803 2008-02-24 David Edelsohn <edelsohn@gnu.org>
5805 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
5808 2008-02-24 Diego Novillo <dnovillo@google.com>
5810 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
5813 * tree-vrp.c (vrp_evaluate_conditional): With
5814 -Wtype-limits, emit a warning when comparing against a
5815 constant outside the natural range of OP0's type.
5816 * c.opt (Wtype-limits): Move ...
5817 * common.opt (Wtype-limits): ... here.
5819 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
5821 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
5822 * config/rs6000/e300c2c3.md: New file.
5823 * config/rs6000/rs6000.c (processor_costs): Add new costs for
5825 (rs6000_override_options): Add e300c2 and e300c3 cases to
5826 processor_target_table. Do not allow usage of Altivec or Spe
5827 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
5828 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
5829 * config/rs6000/rs6000.h (processor_type): Add
5830 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
5831 (ASM_CPU_SPEC): Add e300c2 and e300c3.
5832 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
5833 and ppce300c3. Include e300c2c3.md.
5835 2008-02-23 David Edelsohn <edelsohn@gnu.org>
5837 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
5838 instead of TARGET_STRICT_ALIGN.
5840 2008-02-23 Joseph Myers <joseph@codesourcery.com>
5842 * explow.c (memory_address): Assert that the generated address is
5845 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5848 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
5849 * config/darwin-ppc-ldouble-patch.def: New file.
5850 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
5851 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
5852 SUBTARGET_INIT_BUILTINS if defined.
5853 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
5856 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5859 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
5860 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
5862 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5865 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
5866 file" warning condtional on -Winvalid-PCH.
5868 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5870 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
5872 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
5876 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
5877 prevent reload from using MMX registers.
5878 (*mov<mode>_internal): Ditto.
5879 (*movv2sf_internal_rex64): Ditto.
5880 (*movv2sf_internal): Ditto.
5882 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5884 PR documentation/31569
5885 * doc/install.texi2html: Use makeinfo --no-number-sections.
5887 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5889 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
5890 ensure that we can address an entire entity > 8 bytes. Don't
5891 generate reg+reg addressing for such data.
5893 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5895 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
5896 strings when optimizing for size, unless the target cares about
5899 2008-02-22 Tom Tromey <tromey@redhat.com>
5901 * regclass.c (current_pass): Remove declaration.
5903 2008-02-22 Anatoly Sokolov <aesok@post.ru>
5905 * config/avr/libgcc.S (__RAMPZ__): Define.
5906 (__do_copy_data): Add for devices with 128KB code memory.
5908 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5910 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
5912 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
5914 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
5916 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
5919 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5922 * c-typeck.c (build_binary_op): Warn about floating point
5923 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
5925 2008-02-21 Janis Johnson <janis187@us.ibm.com>
5928 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
5929 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
5931 (rs6000_override_options): Set altivec_abi as default, not override,
5932 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
5933 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
5934 is used; use new member spe_abi.
5935 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
5936 spe_abi and altivec_abi.
5938 2008-02-22 Tomas Bily <tbily@suse.cz>
5940 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
5942 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5945 * config.build (build_file_translate): Set to `CMD //c' only if
5947 * Makefile.in (build_file_translate): Improve comment.
5949 2008-02-21 Jan Hubicka <jh@suse.cz>
5951 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
5952 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
5953 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
5955 2008-02-21 Michael Matz <matz@suse.de>
5958 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
5960 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
5962 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
5963 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
5965 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
5966 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
5967 SSE_VEC_FLOAT_MODE_P as insn constraint.
5968 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
5969 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
5970 sse4a_movntdf using MODEF mode iterator.
5971 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
5972 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
5973 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
5974 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
5975 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
5976 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
5977 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
5979 2008-02-21 Richard Guenther <rguenther@suse.de>
5981 * tree.def (PAREN_EXPR): New tree code.
5982 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
5984 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
5985 * expr.c (expand_expr_real_1): Likewise.
5986 * tree-inline.c (estimate_num_insns_1): Likewise.
5987 * tree-complex.c (expand_complex_move): Likewise.
5988 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
5991 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5994 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
5996 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5999 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
6001 * config/sh/sh.c (find_barrier): Don't go past
6002 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
6004 2008-02-20 DJ Delorie <dj@redhat.com>
6006 * config/h8300/h8300.md (insv): Force source operand to be a register.
6008 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
6009 as a jump, not as a plain insn.
6011 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
6013 * doc/invoke.texi (Warning Options): Add new option
6014 -Wframe-larger-than=.
6015 (-Wframe-larger-than): Document.
6017 * flags.h (warn_frame_larger_than, frame_larger_than_size):
6018 Add declarations for new option variables.
6020 * final.c (final_start_function): Check the frame size
6021 before emission and issue a Wframe-larger-than warning.
6023 * opts.c (warn_frame_larger_than, frame_larger_than_size):
6024 Add definitions for new option variables.
6025 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
6027 * common.opt (Wframe-larger-than=): New option.
6029 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
6031 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
6032 (<sse>_div<mode>3): Ditto.
6033 (<sse>_vmdiv<mode>3): Ditto.
6034 (<sse>_vmsqrt<mode>2): Ditto.
6035 (*smax<mode>3): Ditto.
6036 (sse5_frcz<mode>2): Ditto.
6037 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
6040 2008-02-20 Richard Guenther <rguenther@suse.de>
6043 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
6044 be happy with INTEGRAL_TYPE_P.
6046 2008-02-20 Richard Guenther <rguenther@suse.de>
6048 * fold-const.c (split_tree): Associate floatig-point expressions
6049 if flag_associative_math is set.
6051 2008-02-20 Richard Guenther <rguenther@suse.de>
6053 * tree.h (fold_real_zero_addition_p): Declare.
6054 * fold-const.c (fold_real_zero_addition_p): Export.
6055 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
6056 floating-point operations with zero and one.
6058 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
6060 * doc/install.texi: Correct references to CFLAGS, replacing them
6061 with BOOT_CFLAGS. Document flags used during bootstrap for
6064 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
6066 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
6067 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
6068 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
6070 (smin<mode>3): Ditto from similar patterns.
6071 (smax<mode>3): Ditto.
6072 (*ieee_smin<mode>3): Ditto.
6073 (*ieee_smax<mode>3): Ditto.
6074 * config/i386/sse.md (sse): New mode attribute.
6075 (mov<mode>): Macroize expander from movv4sf and movv2df using
6076 SSEMODEF2P mode iterator.
6077 (<sse>_movnt<mode>): Ditto from similar patterns. Use
6078 SSE_VEC_FLOAT_MODE_P as insn constraint.
6079 (storent<mode>): Ditto.
6080 (storent<mode>): Macroize expander from storentsf and storentdf using
6081 MODEF mode iterator.
6082 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
6083 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
6084 (abs<mode>2): Ditto from similar patterns.
6085 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
6086 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
6087 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
6088 (<sse>_vmsqrt<mode>2): Ditto.
6089 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
6090 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
6091 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
6092 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
6093 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
6094 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
6095 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
6097 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
6098 iterator and SSE_FLOAT_MODE_P as insn constraint.
6099 (<sse>_ucomi): Ditto from similar patterns.
6100 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
6101 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
6102 SSE_VEC_FLOAT_MODE_P as insn constraint.
6103 (vcond<mode>): Ditto from similar patterns.
6104 (and<mode>3, *and<mode>3): Ditto.
6105 (<sse>_nand<mode>3): Ditto.
6106 (ior<mode>3, *ior<mode>3): Ditto.
6107 (xor<mode>3, *xor<mode>3): Ditto.
6108 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
6109 iterator and SSE_FLOAT_MODE_P as insn constraint.
6110 (*nand<mode>3): Ditto from similar patterns.
6111 (*ior<mode>3): Ditto.
6112 (*xor<mode>3): Ditto.
6114 2008-02-20 Ira Rosen <irar@il.ibm.com>
6116 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
6117 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
6118 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
6120 2008-02-19 Jan Hubicka <jh@suse.cz>
6122 * predict.c (tree_bb_level_predictions): Remove variable next
6123 mistakely introduced by previous commit.
6125 2008-02-19 Jan Hubicka <jh@suse.cz>
6127 * predict.c (predict_paths_leading_to): Rewrite.
6128 (predict_paths_for_bb): New.
6129 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
6131 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6134 * Makefile.in (build_file_translate): New.
6135 (gcc-vers.texi): Use it for translating $(abs_srcdir).
6136 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
6137 * configure.ac (build_file_translate): Substitute it.
6138 * configure: Regenerate.
6140 2008-02-19 Jan Hubicka <jh@suse.cz>
6142 PR rtl-optimization/34408
6143 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
6146 2008-02-19 Jan Hubicka <jh@suse.cz>
6149 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
6152 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
6155 * config/i386/i386-modes.def: Revert the last DI alignment
6156 change until Ada people can look into it.
6158 2008-02-19 Nick Clifton <nickc@redhat.com>
6160 * opts.c (print_specific_help): Fix typo in --help text.
6162 2008-02-19 Jakub Jelinek <jakub@redhat.com>
6165 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
6166 32-bit inline asm without asm alternatives for host GCC < 3.0.
6168 2008-02-19 Richard Guenther <rguenther@suse.de>
6170 PR tree-optimization/34989
6171 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
6172 Allow propagation to INDIRECT_REF if we can simplify only.
6174 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6176 * c-common.c (warn_for_collisions_1): Use appropriate option when
6179 2008-02-19 Nick Clifton <nickc@redhat.com>
6182 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
6183 (handle_options): Fix indentation.
6184 (print_filtered_help): If no language-specific options were
6185 displayed tell the user how to list all the options supported by
6186 the language's front-end.
6187 (print_specific_help): Fix indentation and remove duplicate line.
6188 (common_handle_option): Handle the -v option.
6189 For --help enable the display of undocumented options if the -v
6190 switch has been included on the command line.
6191 For --help= check for overlaps in the arguments between the option
6192 classes and the language names and issue a warning when they
6193 cannot be disambiguated.
6194 * c.opt (v): Pass on to the common option handler.
6196 2008-02-19 Revital Eres <eres@il.ibm.com>
6198 * modulo-sched.c (sms_schedule): Change dump message when
6199 create_ddg function fails.
6200 (try_scheduling_node_in_cycle): Rename row to cycle.
6201 (print_partial_schedule): Rename CYCLE to ROW.
6203 2008-02-19 Christian Bruel <christian.bruel@st.com>
6204 Zdenek Dvorak <ook@ucw.cz>
6206 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
6208 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
6211 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
6212 (*x86_movdicc_0_m1_se): Ditto.
6214 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
6216 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
6217 (CMPtype): Define as __gcc_CMPtype.
6218 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
6219 (CMPtype): Define as __gcc_CMPtype.
6221 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
6223 Support valgrind 3.3 for --enable-checking=valgrind.
6224 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
6226 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
6227 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
6228 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
6229 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
6230 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
6231 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
6232 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
6234 * ggc-zone.c: Similar.
6235 * ggc-page.c: Similar.
6237 2008-02-19 Paul Brook <paul@codesourcery.com>
6240 * config/arm/ieee754-df.S: Fix do_it typo.
6241 * config/arm/ieee754-sf.S: Fix do_it typo.
6243 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
6246 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
6247 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
6248 (OPTION_MASK_ISA_SSE_SET): Likewise.
6249 (OPTION_MASK_ISA_SSE2_SET): Likewise.
6250 (OPTION_MASK_ISA_SSE3_SET): Likewise.
6251 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
6252 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
6253 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
6254 (OPTION_MASK_ISA_SSE4_SET): Likewise.
6255 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
6256 (OPTION_MASK_ISA_SSE5_SET): Likewise.
6257 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
6258 (OPTION_MASK_ISA_MMX_UNSET): Updated.
6259 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
6260 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
6261 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
6262 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
6263 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
6264 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
6265 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
6266 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
6267 (OPTION_MASK_ISA_SSE4): Removed.
6268 (ix86_handle_option): Turn on bits in ix86_isa_flags and
6269 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
6270 (override_options): Don't turn on implied SSE/MMX bits in
6273 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
6275 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6278 2008-02-18 Joey Ye <joey.ye@intel.com>
6281 * tree-nested.c (insert_field_into_struct): Set type alignment
6282 to field alignment if the former is less than the latter.
6284 2008-02-18 Jakub Jelinek <jakub@redhat.com>
6286 * BASE-VER: Set to 4.4.0.
6288 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6290 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
6291 * doc/cfg.texi: Likewise.
6292 * doc/extend.texi: Likewise.
6293 * doc/gty.texi: Likewise.
6294 * doc/invoke.texi: Likewise.
6295 * doc/loop.texi: Likewise.
6296 * doc/md.texi: Likewise.
6297 * doc/passes.texi: Likewise.
6298 * doc/rtl.texi: Likewise.
6299 * doc/sourcebuild.texi: Likewise.
6300 * doc/tm.texi: Likewise.
6301 * doc/tree-ssa.texi: Likewise.
6303 2008-02-17 Richard Guenther <rguenther@suse.de>
6306 * tree-complex.c (init_parameter_lattice_values): Handle parameters
6307 without default definition.
6309 2008-02-17 Richard Guenther <rguenther@suse.de>
6311 PR tree-optimization/35231
6312 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
6315 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
6318 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6319 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
6320 libgcc_cmp_return mode.
6322 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6325 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
6327 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
6329 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
6332 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6334 * doc/c-tree.texi: Use `@.' where appropriate.
6335 * doc/extend.texi: Likewise.
6336 * doc/install.texi: Likewise.
6337 * doc/invoke.texi: Likewise.
6338 * doc/loop.texi: Likewise.
6339 * doc/makefile.texi: Likewise.
6340 * doc/md.texi: Likewise.
6341 * doc/passes.texi: Likewise.
6342 * doc/standards.texi: Likewise.
6343 * doc/tm.texi: Likewise.
6345 2008-02-15 Jakub Jelinek <jakub@redhat.com>
6348 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
6350 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
6351 rather than in entry_bb.
6353 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6355 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
6356 libgcc_cmp_return mode.
6358 2008-02-15 Jakub Jelinek <jakub@redhat.com>
6361 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
6362 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
6364 2008-02-15 Richard Guenther <rguenther@suse.de>
6365 Zdenek Dvorak <ook@ucw.cz>
6367 PR tree-optimization/35164
6368 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
6369 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
6370 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
6371 Only propagate addresses which do not have abnormal SSA_NAMEs
6374 2008-02-15 Joseph Myers <joseph@codesourcery.com>
6377 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
6379 2008-02-15 Jan Hubicka <jh@suse.cz>
6382 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
6384 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6387 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
6388 when calculating alignment_pad.
6390 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6392 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
6393 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
6394 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
6395 and STACK_BOUNDARY define.
6397 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
6399 PR preprocessor/35061
6400 * c-pragma.c (handle_pragma_pop_macro): Check that
6401 pushed_macro_table has been allocated.
6403 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
6406 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
6407 (force_gimple_operand): Likewise.
6408 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
6409 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
6410 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
6411 (find_interesting_uses_address): Check addressability and alignment
6412 of the base expression only after substituting bases of IVs into it.
6414 2008-02-14 Michael Matz <matz@suse.de>
6417 * function.c (instantiate_virtual_regs_in_insn): Reload address
6418 before falling back to reloading the whole operand.
6420 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
6422 * config/s390/s390.c (s390_mainpool_start): Emit the pool
6423 before the first section switch note.
6425 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6427 * doc/bugreport.texi: Update copyright years.
6428 * doc/c-tree.texi: Likewise.
6429 * doc/cfg.texi: Likewise.
6430 * doc/cpp.texi: Likewise.
6431 * doc/cppinternals.texi: Likewise.
6432 * doc/fragments.texi: Likewise.
6433 * doc/frontends.texi: Likewise.
6434 * doc/gcc.texi: Likewise.
6435 * doc/gty.texi: Likewise.
6436 * doc/hostconfig.texi: Likewise.
6437 * doc/implement-c.texi: Likewise.
6438 * doc/libgcc.texi: Likewise.
6439 * doc/loop.texi: Likewise.
6440 * doc/makefile.texi: Likewise.
6441 * doc/options.texi: Likewise.
6442 * doc/passes.texi: Likewise.
6443 * doc/rtl.texi: Likewise.
6444 * doc/sourcebuild.texi: Likewise.
6445 * doc/standards.texi: Likewise.
6446 * doc/tree-ssa.texi: Likewise.
6447 * doc/trouble.texi: Likewise.
6449 * doc/extend.texi: Use @: or add comma where appropriate.
6450 * doc/invoke.texi: Likewise.
6451 * doc/tm.texi: Likewise.
6453 2008-02-14 Alan Modra <amodra@bigpond.net.au>
6456 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
6459 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
6461 * doc/md.texi (clz, ctz): Add reference.
6462 * doc/rtl.texi (clz, ctz): Likewise.
6464 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6467 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
6470 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
6472 * config/s390/s390.c (struct constant_pool): New field
6473 emit_pool_after added.
6474 (s390_mainpool_start): Set the emit_pool_after flag according
6475 to the section switch notes.
6476 (s390_mainpool_finish): Consider emit_pool_after when emitting
6477 the literal pool at the end of the function.
6478 (s390_chunkify_start): Force literal pool splits at section
6481 2008-02-13 Michael Matz <matz@suse.de>
6484 * var-tracking.c (clobber_variable_part): Correctly traverse the
6487 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6490 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
6491 Add -fdump-ipa-inline.
6492 * tree-dump.c (dump_files): Remove tree-inlined dump.
6493 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
6495 2008-02-12 Richard Guenther <rguenther@suse.de>
6497 PR tree-optimization/35171
6498 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
6501 2008-02-12 Richard Guenther <rguenther@suse.de>
6504 * fold-const.c (fold_widened_comparison): Use get_unwidened in
6505 value-preserving mode. Disallow final truncation.
6507 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
6510 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
6511 code from here to...
6512 (force_gimple_operand): ...here.
6514 2008-02-12 Jakub Jelinek <jakub@redhat.com>
6517 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
6518 non-compatible pointers.
6519 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
6520 different FIELD_DECLs, try harder by comparing field offsets, sizes
6524 * function.c (match_asm_constraints_1): Don't replace the same input
6527 2008-02-12 Anatoly Sokolov <aesok@post.ru>
6529 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
6530 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
6531 (expand_epilogue): Restore RAMPZ register.
6532 * config/avr/avr.md (RAMPZ_ADDR): New constant.
6534 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
6536 * config/i386/cygwin.asm: (__alloca): Correct calling
6537 convention and alignment.
6538 (__chkstk): Force 8 byte stack alignment.
6540 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
6541 Richard Guenther <rguenther@suse.de>
6543 PR tree-optimization/33992
6544 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
6545 the zero we compare against.
6547 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
6550 * gthr-win32.h (__gthread_mutex_destroy_function): New function
6551 to CloseHandle after unlocking to prevent accumulation of handle
6554 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6557 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
6558 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
6559 and update LABEL_NUSES during and after reload.
6561 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
6564 * combine.c (simplify_if_then_else): Make sure the comparison is
6565 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
6567 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
6570 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
6571 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
6572 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
6573 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
6574 * tree.h (get_type_static_bounds): Likewise.
6576 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6578 * doc/invoke.texi (Option Summary, C++ Dialect Options)
6579 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6580 Make -Wfoo language annotations match what the compiler outputs.
6582 2008-02-08 Sa Liu <saliu@de.ibm.com>
6584 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
6585 intrinsics spu_convts, spu_convtu, spu_convtf.
6587 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
6589 * doc/extend.texi (Function Attributes) <noinline>: Mention
6590 asm ("") as method to keep calls.
6592 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6595 * doc/options.texi (Options): Replace references to opts.sh with
6597 * opts-common.c: Likewise.
6598 * optc-gen.awk: Likewise.
6600 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
6602 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
6604 2008-02-07 Richard Henderson <rth@redhat.com>
6607 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
6608 EXPR_LIST for the REG_EQUAL instead of a comparison with a
6611 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
6613 PR tree-optimization/35085
6614 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
6615 for operand entry oe2 in addition to operand entry oe3 in order to
6616 expose more opportunities for vectorizer sum reduction.
6618 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6621 * Makefile.in (LIBS): Remove $(GMPLIBS).
6622 (cc1-dummy, cc1): Add $(GMPLIBS).
6624 2008-02-06 Jan Hubicka <jh@suse.cz>
6627 * i386.md (moddf_integer): Do not produce partial memory stalls for
6628 targets where it hurts.
6630 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
6633 * optabs.c (expand_float): Do not check for decimal modes when
6634 expanding unsigned integer through signed conversion.
6636 2008-02-06 Nick Clifton <nickc@redhat.com>
6638 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
6639 inside the clobber with a match_operand and duplicated operand
6640 number in the constraint.
6641 (ineqbranchsi): Delete redundant comment.
6643 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6645 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
6646 builtin_define ("__USE_INIT_FINI__").
6647 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
6649 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
6651 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6653 PR documentation/30330
6654 * doc/invoke.texi (C++ Dialect Options)
6655 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6656 For each warning option -Wfoo that allows -Wno-foo, ensure both
6657 -Wfoo and -Wno-foo are listed in the option index. Fix index
6658 entry of -Wswitch-default, index -Wnormalized= including the
6659 `=', and -Wlarger-than-@var{len} including @var{len}.
6661 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6663 * config/i386/i386.md (floatunssisf2): Use
6664 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
6665 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
6666 Macroize expander using MODEF mode iterator.
6668 2008-02-05 Diego Novillo <dnovillo@google.com>
6670 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
6673 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
6675 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6678 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
6680 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
6683 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
6684 to indicate if a message should be generated.
6685 (init_cumulative_args): Updated.
6686 (function_value_32): Likewise.
6688 2008-02-05 Joseph Myers <joseph@codesourcery.com>
6690 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
6692 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6695 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
6696 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
6698 2008-02-04 Diego Novillo <dnovillo@google.com>
6700 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
6703 * tree-vrp.c (vrp_evaluate_conditional): With
6704 -Wtype-limits, emit a warning when comparing against a
6705 constant outside the natural range of OP0's type.
6707 2008-02-04 Richard Guenther <rguenther@suse.de>
6710 * expr.c (count_type_elements): Give for unions instead of
6713 2008-02-04 Richard Guenther <rguenther@suse.de>
6716 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
6717 to TYPE_DOMAINs base type instead of using bitsizetype here.
6719 2008-02-03 Jason Merrill <jason@redhat.com>
6721 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
6723 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6726 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
6727 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
6728 (RS/6000 and PowerPC Options): Fix typos and markup.
6729 * doc/passes.texi (Tree-SSA passes): Likewise.
6731 2008-02-02 Michael Matz <matz@suse.de>
6734 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
6735 from record_last_reg_set_info.
6736 (record_last_reg_set_info): Take an RTX argument, iterate over all
6737 constituent hardregs.
6738 (record_last_set_info, record_opr_changes): Change calls to
6739 new signature or to record_last_reg_set_info_regno.
6741 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
6743 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
6745 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
6747 PR rtl-optimization/34773
6748 * reg-notes.def (EQUAL): Mention significance of combination of
6749 REG_EQUAL and REG_RETVAL.
6750 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
6751 insn that has a REG_RETVAL.
6753 2008-02-01 Roger Sayle <roger@eyesopen.com>
6756 * configure.ac (--enable-fixed-point): Disable unless explicitly
6758 * configure: Regenerate.
6760 2008-02-01 Richard Guenther <rguenther@suse.de>
6763 * invoke.texi (-finline-limit): Remove no longer true parts
6764 of the documentation. Note that there is no default value.
6766 2008-02-01 Andrew Pinski <pinskia@gmail.com>
6767 Mark Mitchell <mark@codesourcery.com>
6768 Ben Elliston <bje@au.ibm.com>
6771 * doc/extend.texi (Other Builtins): Document.
6773 2008-01-31 Tom Browder <tom.browder@gmail.com>
6775 * doc/c-tree.texi (Types): Fix grammar.
6776 (Expression trees): Ditto.
6777 * doc/passes.texi (Tree-SSA passes): Ditto.
6779 * doc/configterms.texi (Configure Terms): Fix typo.
6780 * doc/cpp.texi (Common Predefined Macros): Ditto.
6781 * doc/md.texi (Machine Constraints): Ditto.
6783 * doc/makefile.texi (Makefile): Add comma.
6785 2008-01-31 Tom Browder <tom.browder@gmail.com>
6786 Gerald Pfeifer <gerald@pfeifer.com>
6788 * doc/sourcebuild.texi (Front End): Remove references to CVS
6789 and CVSROOT/modules.
6790 (Texinfo Manuals): Replace reference to CVS by one to SVN.
6791 (Back End): Remove reference to CVS.
6793 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6796 * config/mips/mips.c (gen_load_const_gp): New function, taking a
6798 (mips16_gp_pseudo_reg): ...here.
6799 * config/mips/mips.md (load_const_gp): Replace with...
6800 (load_const_gp_<mode>): ...this :P-based insn.
6802 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6804 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
6805 options. Minor fixes.
6806 (-std): Move reference to standards closer to where language
6807 standards are first mentioned.
6809 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6811 PR rtl-optimization/34995
6812 * reload.c (alternative_allows_const_pool_ref): Take an rtx
6813 parameter and return a bool. If the rtx parameter is nonnull,
6814 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
6815 (find_reloads): Update call accordingly. Pass the new operand
6816 if it needed no address reloads, otherwise pass null.
6818 2008-01-30 Richard Henderson <rth@redhat.com>
6821 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
6822 for unbounded arrays.
6824 2008-01-30 Silvius Rus <rus@google.com>
6826 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
6828 2008-01-30 Jan Hubicka <jh@suse.cz>
6831 * i386.c (init_cumulative_args): Use real function declaration when
6834 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
6836 PR rtl-optimization/34998
6837 * global.c (build_insn_chain): Treat non-subreg_lowpart
6838 SUBREGs of pseudos as clobbering all the words covered by the
6839 SUBREG, not just all the bytes.
6840 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
6841 original df_ref rather than an extract parameter.
6842 (global_conflicts): Update call accordingly.
6844 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
6846 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
6847 the overflow check to make it easier to read.
6848 (__fixtfdi): Change the type of the ll member in union
6849 long_double to UDItype_x.
6851 2008-01-30 Jakub Jelinek <jakub@redhat.com>
6854 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
6855 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
6856 * tree-inline.c (fold_marked_statements): Call
6857 cgraph_update_edges_for_call_stmt if folding a call statement.
6858 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
6859 debug_generic_stmt calls, reset it back afterwards.
6862 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
6864 * c-typeck.c (build_external_ref): Don't pedwarn about
6865 static vars in current function's scope.
6867 2008-01-29 Joseph Myers <joseph@codesourcery.com>
6869 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
6871 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
6874 * ipa-struct-reorg.c: Fix spelling.
6875 * params.def: Ditto.
6877 2008-01-29 Richard Guenther <rguenther@suse.de>
6880 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
6882 * tree-inline.c (remap_type): Increment remapping_type_depth
6883 around remapping types.
6884 (copy_body_r): Only add referenced variables if they are referenced
6885 from code, not types.
6887 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
6898 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
6899 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
6901 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
6904 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
6905 pointer for tiny stack.
6907 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6909 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
6911 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6913 * config/vx-common.h: Fix typo in comment.
6915 2008-01-28 Ian Lance Taylor <iant@google.com>
6919 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
6920 coalesce pointers if they have different DECL_NO_TBAA_P values.
6921 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
6922 between variables with different DECL_NO_TBAA_P values.
6924 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
6927 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
6928 are not legitimate small data references on SPE targets.
6930 2008-01-28 David Daney <ddaney@avtrex.com>
6932 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
6934 2008-01-28 David Daney <ddaney@avtrex.com>
6936 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
6938 2008-01-27 Joseph Myers <joseph@codesourcery.com>
6940 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
6941 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
6942 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
6943 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
6944 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
6945 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
6946 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
6947 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
6949 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6951 * basic-block.h (condjump_equiv_p): Fix comment.
6953 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6955 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
6956 print_generic_stmt_indented): Fix comment.
6958 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6960 * configure.ac (__stack_chk_fail): Add detecion for availability
6961 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
6962 * configure: Regenerate.
6964 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
6967 * final.c (output_addr_const): Handle TRUNCATE.
6969 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
6972 * tree-ssa-loop-ivopts.c (comp_cost): New type.
6973 (zero_cost, infinite_cost): New constants.
6974 (struct cost_pair): Change type of cost to comp_cost.
6975 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
6976 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
6978 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
6979 split_address_cost, ptr_difference_cost, difference_cost,
6980 get_computation_cost_at, get_computation_cost,
6981 determine_use_iv_cost_generic, determine_use_iv_cost_address,
6982 determine_use_iv_cost_condition, determine_use_iv_costs,
6983 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
6984 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
6985 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
6986 Change type of cost to comp_cost.
6987 (determine_iv_cost): Increase cost of non-original ivs, instead
6988 of decreasing the cost of original ones.
6989 (get_address_cost): Indicate the complexity of the addressing mode
6991 (try_add_cand_for): Prefer using ivs not specific to some object.
6992 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
6994 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
6995 Janis Johnson <janis187@us.ibm.com>
6998 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
6999 (TARGET_INSTANTIATE_DECLS): Likewise.
7000 * target.h (expand_to_rtl_hook): New target hook.
7001 (instantiate_decls): Likewise.
7002 * function.c (instantiate_decl): Make non-static. Rename to...
7003 (instantiate_decl_rtl): ... this.
7004 (instantiate_expr): Use instantiate_decl_rtl.
7005 (instantiate_decls_1): Likewise.
7006 (instantiate_decls): Likewise.
7007 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
7008 * function.h (instantiate_decl_rtl): Add prototype.
7009 * cfgexpand.c (target.h): New include.
7010 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
7011 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
7012 (TARGET_INSTANTIATE_DECLS): Likewise.
7013 (TARGET_INITIALIZER): New target hooks added.
7014 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
7016 * config/rs6000/rs6000.c (tree-flow.h): New include.
7017 (machine_function): Add sdmode_stack_slot field.
7018 (rs6000_alloc_sdmode_stack_slot): New function.
7019 (rs6000_instantiate_decls): Likewise.
7020 (rs6000_secondary_memory_needed_rtx): Likewise.
7021 (rs6000_check_sdmode): Likewise.
7022 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
7023 (TARGET_INSTANTIATE_DECLS): Likewise.
7024 (rs6000_hard_regno_mode_ok): Allow SDmode.
7025 (num_insns_constant): Likewise. Handle _Decimal32 constants.
7026 (rs6000_emit_move): Handle SDmode.
7027 (function_arg_advance): Likewise.
7028 (function_arg): Likewise.
7029 (rs6000_gimplify_va_arg): Likewise. Add special handling of
7030 SDmode var args for 32-bit compiles.
7031 (rs6000_secondary_reload_class): Handle SDmode.
7032 (rs6000_output_function_epilogue): Likewise.
7033 (rs6000_function_value): Simplify if statement.
7034 (rs6000_libcall_value): Likewise.
7035 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
7036 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
7037 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
7038 (movsd_hardfloat): New define_insn.
7039 (movsd_softfloat): Likewise.
7040 (movsd_store): Likewise.
7041 (movsd_load): Likewise.
7042 (extendsddd2): Likewise.
7043 (extendsdtd2): Likewise.
7044 (truncddsd2): Likewise.
7045 (movdd_hardfloat64): Fixup comment.
7046 (UNSPEC_MOVSD_LOAD): New constant.
7047 (UNSPEC_MOVSD_STORE): Likewise.
7049 2008-01-26 Jakub Jelinek <jakub@redhat.com>
7052 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
7054 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
7055 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
7056 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
7059 2008-01-26 David Edelsohn <edelsohn@gnu.org>
7062 * config.gcc: Separate AIX 5.3 from AIX 6.1.
7063 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7064 __LONGDOUBLE128 too.
7065 * config/rs6000/aix61.h: New file.
7067 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
7069 PR rtl-optimization/34959
7070 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
7071 popcount and parity rtxes the same mode as their operand.
7072 Truncate or extend the result to the return value's mode
7075 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
7078 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
7079 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
7080 to GOT_VERSION_REGNUM.
7081 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
7082 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
7083 * config/mips/mips.c (mips_emit_call_insn): New function.
7084 (mips_call_tls_get_addr): Call mips_expand_call directly.
7085 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
7087 (mips16_build_call_stub): Likewise. Return the call insn or null.
7088 (mips_expand_call): Update the call to mips16_build_call_stub
7089 accordingly and a remove redundant condition. Assert that MIPS16
7090 stubs do not use lazy binding. Use mips_emit_call_insn and return
7092 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
7094 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
7095 (mips_avoid_hazard): Remove hazard_set handling.
7096 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
7097 (UNSPEC_RESTORE_GP): ...this.
7098 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
7099 (FAKE_CALL_REGNO): Rename to...
7100 (GOT_VERSION_REGNUM): ...this.
7101 (type): Add "ghost" value. Add an associated insn reservation.
7102 (hazard_set): Remove.
7103 (exception_receiver): Rename to...
7104 (restore_gp): ...this and update the unspec identifier accordingly.
7105 (exception_receiver, nonlocal_got_receiver): New expanders.
7106 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
7107 FAKE_CALL_REGNO. Remove hazard_set attribute.
7108 (set_got_version, update_got_version): New patterns.
7110 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
7113 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
7115 2008-01-25 Joseph Myers <joseph@codesourcery.com>
7118 * doc/install.texi2html: Generate gcc-vers.texi.
7120 2008-01-25 DJ Delorie <dj@redhat.com>
7122 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7124 2008-01-25 Joseph Myers <joseph@codesourcery.com>
7126 * config/c4x: Remove directory.
7127 * config.gcc (crx-*, mt-*): Mark obsolete.
7128 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
7129 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
7130 sh-*-rtemscoff*): Remove cases.
7131 * defaults.h (C4X_FLOAT_FORMAT): Remove.
7132 * real.c (encode_c4x_single, decode_c4x_single,
7133 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
7134 c4x_extended_format): Remove.
7135 * real.h (c4x_single_format, c4x_extended_format): Remove.
7136 * doc/extend.texi (interrupt, naked): Remove mention of attributes
7138 (Pragmas): Remove comment about c4x pragmas.
7139 * doc/install.texi (c4x): Remove target-specific instructions.
7140 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
7141 * doc/md.texi (Machine Constraints): Remove C4x documentation.
7142 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
7143 refer to C4x source files as examples.
7144 (C4X_FLOAT_FORMAT): Remove documentation.
7146 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
7148 * config/bfin/bfin.c (override_options): Reorder tests so that
7149 flag_pic gets enabled for -msep-data.
7151 2008-01-25 Richard Guenther <rguenther@suse.de>
7154 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
7155 to its bitfield precision if required.
7157 2008-01-25 Jakub Jelinek <jakub@redhat.com>
7160 * tree-nested.c (walk_omp_for): New function.
7161 (convert_nonlocal_reference, convert_local_reference): Call
7162 walk_omp_for on OMP_FOR.
7163 (convert_call_expr): Call walk_body on OMP_FOR's
7164 OMP_FOR_PRE_INIT_BODY.
7166 2008-01-25 Richard Guenther <rguenther@suse.de>
7168 PR tree-optimization/34966
7169 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
7170 default defs and PHI_NODEs we have to insert after the
7173 2008-01-24 Nick Clifton <nickc@redhat.com>
7175 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
7176 Provide a default definition.
7177 (LIBGCC2_UNITS_PER_WORD): Likewise.
7179 * config/stormy16/stormy16.c: Include df.h for the prototype
7180 for df_regs_ever_live_p.
7181 (xstormy16_expand_builtin_va_start): Convert the stack offset
7182 into a component_ref and then use POINTER_PLUS_EXPR to add it
7183 to the incoming_virtual_args_rtx.
7184 (xstormy16_gimplify_va_arg_expr): Rename to
7185 xstormy16_gimplify_va_arg_expr.
7186 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
7187 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
7188 xstormy16_gimplify_va_arg_expr.
7189 Fix up some formatting issues.
7191 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
7192 Move to predicates.md.
7193 (xs_hi_general_operand): Likewise.
7194 (xs_hi_nonmemory_operand): Likewise.
7195 * config/stormy16/predicates.md:
7196 (xstormy16_carry_plus_operand): New predicate.
7197 (xs_hi_general_operand): New predicate.
7198 (xs_hi_nonmemory_operand): New predicate.
7199 * config/stormy16/stormy16-protos.h:
7200 (xstormy16_carry_plus_operand): Delete prototype.
7201 (xs_hi_general_operand): Likewise.
7202 (xs_hi_nonmemory_operand): Likewise.
7204 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
7205 modifiers as they are no longer needed and they can trigger
7206 reload spill failures.
7208 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
7209 with a match_operand in order to help reload.
7211 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
7212 constraint with 'e' for the 8th alternative as this version of
7213 the mov.w instruction only accepts the lower 8 registers.
7215 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
7218 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
7219 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
7222 2008-01-25 Jakub Jelinek <jakub@redhat.com>
7225 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
7227 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
7229 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
7231 (remove_structure): Update allocations list before removing structure.
7233 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
7235 * ipa-struct-reorg.c (is_safe_cond_expr,
7236 create_new_stmts_for_cond_expr): Use integer_zerop function,
7237 that recognize not only zero-pointer, but zero-integer too.
7239 2008-01-25 Ben Elliston <bje@au.ibm.com>
7242 * fixproto: Escape "." in sed expression that strips leading "./".
7244 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
7247 * gcc.c (SWITCH_OK): Removed.
7248 (SWITCH_LIVE): Changed to bit.
7249 (SWITCH_FALSE): Likewise.
7250 (SWITCH_IGNORE): Likewise.
7251 (switchstr): Change live_cond to unsigned int.
7252 (process_command): Replace SWITCH_OK with 0.
7253 (do_self_spec): Likewise.
7254 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
7255 (give_switch): Likewise.
7256 (used_arg): Likewise.
7257 (do_spec_1): Set the SWITCH_IGNORE bit.
7258 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
7259 bits. Set the SWITCH_LIVE bit.
7261 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7263 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
7265 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
7267 PR tree-optimization/34472
7268 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
7269 parameter to a "bool *" and set *DATA to false if there is
7270 an unsafe access. Do not delete the structure here.
7271 (check_cond_exprs): Delete it here instead.
7272 (check_cond_exprs, exclude_cold_structs): Do not increase
7273 I when removing a structure.
7275 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
7278 * config/i386/i386.c (ix86_expand_vector_init): Consider only
7279 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
7281 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
7284 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
7285 a fixed vector for stack.
7287 2008-01-24 Ben Elliston <bje@au.ibm.com>
7290 * doc/gcc.texi (Software development): Add a direntry for g++.
7292 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
7294 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
7295 stale and straggling -fforce-addr comments above.
7297 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
7299 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
7300 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
7302 2008-01-23 Michael Matz <matz@suse.de>
7305 * dwarf2out.c (force_type_die): Use modified_type_die instead of
7308 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
7310 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
7313 2008-01-23 Anatoly Sokolov <aesok@post.ru>
7315 * config/avr/avr.c (avr_current_arch): New variable.
7316 (avr_arch_types): Add 'avr31' and 'avr51' entries.
7317 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
7318 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
7319 (avr_override_options): Init 'avr_current_arch'.
7320 (base_arch_s): Move from here...
7321 * config/avr/avr.h (base_arch_s): ... here. Add new members
7322 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
7323 'mega' to 'have_jmp_call'.
7324 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
7325 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
7327 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
7329 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
7330 MULTILIB_MATCHES): (Ditto.).
7332 2008-01-23 Richard Guenther <rguenther@suse.de>
7335 * cgraphunit.c (cgraph_reset_node): Always mark the node
7336 not reachable if it is not queued already.
7338 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
7340 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
7341 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
7342 (cputype_selected): New static variable.
7343 (bfin_handle_option): Set it if -mcpu is used.
7344 (override_option): Select default set of workarounds if no cpu type
7345 selected on the command line.
7346 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
7348 From Michael Frysinger <michael.frysinger@analog.com>
7349 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
7350 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
7352 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
7353 for bf547, bf523, bf524, and bf526.
7354 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
7356 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7357 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
7358 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
7359 __ADSPBF547__ and __ADSPBF54x__ for bf547.
7360 * doc/invoke.texi (Blackfin Options): Document that
7361 -mcpu now accept bf547, bf523, bf524, and bf526.
7363 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
7365 PR rtl-optimization/34628
7366 * combine.c (try_combine): Stop and undo after the first combination
7367 if an autoincrement side-effect on the first insn has effectively
7370 2008-01-22 David Edelsohn <edelsohn@gnu.org>
7373 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
7374 Offset addresses are not valid for Altivec or paired float modes.
7376 2008-01-22 Jakub Jelinek <jakub@redhat.com>
7379 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
7380 if DECL_INITIAL (decl) is error_mark_node.
7383 * c-common.c (handle_vector_size_attribute): Only allow
7384 integral, scalar float and fixed point types. Handle OFFSET_TYPE
7385 the same way as pointer, array etc. types.
7386 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
7389 * tree.c (build_type_attribute_qual_variant): Call
7390 build_qualified_type if attributes are equal, but quals are not.
7392 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7395 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
7396 * flags.h (warn_strict_aliasing): Remove.
7397 (warn_strict_overflow): Remove.
7398 * opts.c (warn_strict_aliasing): Remove.
7399 (warn_strict_overflow): Remove.
7400 * c-opts.c (c_common_handle_option): -Wall only sets
7401 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
7402 (c_common_post_options): Give default values to -Wstrict-aliasing
7403 and -Wstrict-overflow if they are uninitialized.
7404 * common.opt (Wstrict-aliasing): Specify Var and Init.
7405 (Wstrict-overflow): Likewise.
7407 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
7409 PR rtl-optimization/26854
7410 PR rtl-optimization/34400
7411 PR rtl-optimization/34884
7412 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
7414 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
7415 (df_rd_bb_info.expanded_lr_out): Deleted
7416 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
7417 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
7418 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
7419 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
7420 Removed code to allocate, initialize or free expanded_lr_out.
7421 (df_rd_bb_local_compute_process_def): Restructured to make more
7423 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
7424 sets if the sets are being trimmed.
7426 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
7429 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
7430 (as_vers): Likewise.
7431 * configure: Regenerated.
7433 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7436 * tree-pass.h (pass_build_alias): New pass.
7437 * tree-ssa-alias.c (gate_build_alias): New.
7438 (pass_build_alias): New.
7439 * passes.c (init_optimization_passes): Add pass_build_alias after
7440 pass_create_structure_vars.
7442 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
7444 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
7445 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
7446 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
7447 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
7448 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
7449 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
7450 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
7451 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
7452 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
7453 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
7454 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
7455 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
7456 * config/s390/s390.md (FP_ALL): New mode iterator.
7457 (_d): New mode attribute.
7458 ("*signbit<mode>2>"): Changed mode of first operand.
7459 ("isinf<mode>2"): Changed mode of first operand.
7460 ("*TDC_insn"): Adaptation for DFP modes.
7462 2008-01-22 Ben Elliston <bje@au.ibm.com>
7464 * tree.c (check_qualified_type): Improve function description.
7466 2008-01-21 Jason Merrill <jason@redhat.com>
7469 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
7470 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
7473 2008-01-21 DJ Delorie <dj@redhat.com>
7475 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
7478 2008-01-21 Richard Guenther <rguenther@suse.de>
7481 * tree-cfg.c (verify_expr): Allow all invariant expressions
7482 instead of just constant class ones as reference argument.
7483 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
7484 like any other constant.
7485 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7487 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
7489 * regmove.c (fixup_match_1): Update call crossed frequencies.
7491 2008-01-21 Richard Guenther <rguenther@suse.de>
7494 * tree-inline.c (setup_one_parameter): Deal with mismatched
7495 types using a VIEW_CONVERT_EXPR.
7497 2008-01-21 Alon Dayan <alond@il.ibm.com>
7498 Olga Golovanevsky <olga@il.ibm.com>
7500 PR tree-optimization/34701
7501 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
7502 when the structure size is not a power of 2.
7504 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
7506 * doc/install.texi: Add doc for --enable-checking=df.
7508 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
7510 PR rtl-optimization/34808
7511 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
7513 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7515 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
7518 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7520 PR rtl-optimization/26854
7521 PR rtl-optimization/34400
7522 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
7524 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
7525 (df_rd_bb_info.expanded_lr_out): New.
7526 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
7527 * loop_iv.c (iv_analysis_loop_init): Ditto.
7528 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
7529 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
7530 Added code to allocate, initialize or free expanded_lr_out.
7531 (df_rd_bb_local_compute_process_def): Restructured to make
7532 more understandable.
7533 (df_rd_confluence_n): Add code to do nothing with fake edges and
7534 code to no apply invalidate_by_call sets if the sets are being trimmed.
7535 (df_lr_local_finalize): Renamed to df_lr_finalize.
7536 (df_live_local_finalize): Renamed to df_live_finalize.
7538 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7541 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
7542 deciding whether to use reciprocal instructions.
7544 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
7546 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
7547 dwarf2out_note_section_used if cold_text_section is NULL.
7549 2008-01-19 Jakub Jelinek <jakub@redhat.com>
7551 PR gcov-profile/34610
7552 * tree-cfg.c (make_edges): Mark both outgoing edges from
7553 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
7554 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
7555 from OMP_FOR and OMP_CONTINUE outgoing edges.
7557 * tree-profile.c (tree_profiling): Return early if
7558 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
7560 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
7561 from cfun to child_cfun.
7562 * function.h (struct function): Add after_tree_profile bit.
7564 2008-01-19 Anatoly Sokolov <aesok@post.ru>
7566 * config/avr/avr.S (_exit): Disable interrupt.
7568 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7569 Steven Bosscher <stevenb.gcc@gmail.com>
7571 PR rtl-optimization/26854
7572 PR rtl-optimization/34400
7573 * df-problems.c (df_live_scratch): New scratch bitmap.
7574 (df_live_alloc): Allocate df_live_scratch when doing df_live.
7575 (df_live_reset): Clear the proper bitmaps.
7576 (df_live_bb_local_compute): Only process the artificial defs once
7577 since the order is not important.
7578 (df_live_init): Init the df_live sets only with the variables
7579 found live by df_lr.
7580 (df_live_transfer_function): Use the df_lr sets to prune the
7581 df_live sets as they are being computed.
7582 (df_live_free): Free df_live_scratch.
7584 2008-01-18 Ian Lance Taylor <iant@google.com>
7586 * common.opt: Add fmerge-debug-strings.
7587 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
7588 flag_merge_debug_strings rather than flag_merge_constants.
7589 * doc/invoke.texi (Option Summary): Mention
7590 -fmerge-debug-strings.
7591 (Debugging Options): Document -fmerge-debug-strings.
7593 2008-01-18 Ian Lance Taylor <iant@google.com>
7596 * tree.h (DECL_IS_OPERATOR_NEW): Define.
7597 (struct tree_function_decl): Add new field operator_new_flag.
7598 * tree-inline.c (expand_call_inline): When inlining a call to
7599 operator new, force the return value to go into a variable, and
7600 set DECL_NO_TBAA_P on that variable.
7601 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
7603 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
7606 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
7607 DWARF2_DEBUGGING_INFO.
7608 (dwarf2out_note_section_used): Ditto. Add prototype.
7609 (have_multiple_function_sections, text_section_used,
7610 cold_text_section_used, *cold_text_sections): Move declarations
7613 2008-01-17 Bob Wilson <bob.wilson@acm.org>
7615 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
7616 field and add signal_ra.
7617 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
7618 assignments to frame state pc. Move end of stack check after
7619 MD_FALLBACK_FRAME_STATE_FOR.
7620 (uw_update_context_1): Use frame state signal_regs if set, instead
7621 of checking signal_frame flag.
7622 (uw_update_context): Use frame state signal_ra if set.
7623 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
7624 * config/xtensa/linux-unwind.h: New file.
7626 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
7628 * modulo-sched.c (get_sched_window): Fix comment typo.
7630 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
7632 PR tree-optimization/34648
7633 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
7635 2008-01-17 Anatoly Sokolov <aesok@post.ru>
7637 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
7638 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
7640 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
7642 PR rtl-optimization/34400
7643 * df-core.c (df_worklist_dataflow_overeager,
7644 df_worklist_dataflow_doublequeue): New functions.
7645 (df_worklist_dataflow): Two different worklist solvers.
7646 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
7649 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7652 * doc/invoke.texi: Document the dependence on pthread for fopenmp
7653 and ftree-parallelize-loops.
7655 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
7657 PR rtl-optimization/34826
7658 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
7660 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
7662 * global.c (find_reg): Mark the eh regs as used if necessary.
7663 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
7664 * ra.h (struct allocno): no_eh_reg field added. Changed
7665 no_stack_reg type to bitfield.
7667 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
7669 * tree.c (substitute_in_expr): Add missing 'break'.
7671 2008-01-17 Richard Guenther <rguenther@suse.de>
7673 PR tree-optimization/34825
7674 * tree-ssa-math-opts.c (is_division_by): Do not recognize
7675 x / x as division to handle.
7677 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7679 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
7680 "-pthread" is specified.
7681 * pa-hpux11.h (LIB_SPEC): Likewise.
7683 2008-01-16 Janis Johnson <janis187@us.ibm.com>
7684 Peter Bergner <bergner@vnet.ibm.com>
7686 PR rtl-optimization/33796
7687 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
7689 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7691 PR libgfortran/34699
7692 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
7694 * pa-hpux10.h (LINK_SPEC): Likewise.
7695 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
7697 2008-01-16 Richard Guenther <rguenther@suse.de>
7700 * fold-const.c (fold_convert_const_int_from_int): Do not
7701 set overflow if that occured only because of a sign extension
7702 change when converting from/to a sizetype with the same
7703 precision and signedness.
7705 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7708 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
7709 location address to the correct place. Update copyright year.
7711 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7713 * lambda-code.c (lambda_transform_legal_p): Handle the case of
7714 no dependences in the dependence_relations vector.
7716 2008-01-16 Jan Hubicka <jh@suse.cz>
7718 PR rtl-optimization/31396
7719 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
7720 * cfg.c (dump_reg_info): Print it.
7721 * regs.h (struct reg_info_t): add freq_calls_crossed.
7722 (REG_FREQ_CALLS_CROSSED): New macro.
7723 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
7724 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
7725 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
7726 regmove_optimize): Update call crossed frequencies.
7727 * local-alloc.c (struct qty): Add freq_calls_crossed.
7728 (alloc_qty): Copute freq_calls_crossed.
7729 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
7730 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
7731 * ra.h (struct allocno): Add freq_calls_crossed.
7733 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7735 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
7736 libgomp when compiling with ftree-parallelize-loops.
7737 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
7739 2008-01-16 Richard Guenther <rguenther@suse.de>
7741 PR tree-optimization/34769
7742 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
7743 * tree.c (int_cst_value): Instead make this function more
7744 permissive in what it accepts as valid input. Document this
7745 function always sign-extends the value.
7747 2008-01-16 Jakub Jelinek <jakub@redhat.com>
7748 Richard Guenther <rguenther@suse.de>
7751 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
7752 (gimple_fold_indirect_ref_rhs): ... this.
7753 (gimple_fold_indirect_ref): New function with foldings
7754 that preserve lvalueness.
7755 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
7756 * tree-flow.h (gimple_fold_indirect_ref): Declare.
7757 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
7758 to fold an INDIRECT_REF, fall back to the old use of
7759 fold_indirect_ref_1.
7761 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7763 * tree-data-ref.c (subscript_dependence_tester_1): Call
7764 free_conflict_function.
7765 (compute_self_dependence): Same.
7767 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7770 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
7771 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
7773 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
7774 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
7775 for DWARF2_UNWIND_INFO targets.
7777 2008-01-16 Richard Guenther <rguenther@suse.de>
7780 * c-typeck.c (common_pointer_type): Do not merge inconsistent
7781 type qualifiers for function types.
7783 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
7785 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
7786 loop_iterator li from previous commit.
7788 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
7790 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
7792 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7794 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
7795 (parallelize_loops): Don't parallelize irreducible components.
7797 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7800 * c-opts (c_common_post_options): Do not enable CPP
7801 flag_pedantic_errors by default.
7803 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
7805 PR rtl-optimization/31944
7806 * cse.c (remove_pseudo_from_table): New function.
7807 (merge_equiv_classes): Use above function to remove pseudo-registers.
7808 (invalidate): Likewise.
7810 2008-01-13 Richard Guenther <rguenther@suse.de>
7813 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
7814 instead of TYPE_MODE to deal with calls from expand_one_error_var.
7816 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
7818 * gcse.c (cprop_jump): Call validate_unshare_change instead of
7819 validate_change to unshare the source of the PC set.
7821 2008-01-12 Jan Hubicka <jh@suse.cz>
7824 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
7825 references above array bounds. This might trigger bounds checks for
7828 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7830 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
7831 new_replaceable_dependencies.
7833 2008-01-12 Doug Kwan <dougkwan@google.com>
7835 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
7836 instead of OPT_Wreturn_type in warning due to ignored return type
7838 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
7839 options included in -Wextra.
7840 * c.opt: New option -Wignored_qualifiers.
7841 * doc/invoke.texi (Warning Options, -Wextra): Add new option
7842 -Wignore_qualifiers.
7843 (-Wignored-qualifiers): Document.
7844 (-Wreturn-type): Remove description of functionality now handled
7845 by -Wignored-qualifiers.
7847 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
7850 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
7851 NOP_EXPR if it is between integral types with the same precision.
7853 2008-01-12 Jan Hubicka <jh@suse.cz>
7856 * invoke.texi (max-inline-recursive-depth): Fix default value.
7858 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
7860 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
7863 2008-01-11 Bob Wilson <bob.wilson@acm.org>
7865 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
7867 2008-01-11 James E. Wilson <wilson@specifix.com>
7870 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
7872 2008-01-11 Anatoly Sokolov <aesok@post.ru>
7874 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
7875 save/restore frame pointer register and don't use 'call-prologues'
7876 optimization in function with "OS_task" attribute.
7878 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
7881 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
7882 when copying to memory.
7884 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
7886 PR rtl-optimization/30905
7887 * cfgcleanup.c: Include dce.h
7888 (crossjumps_occured): New global variable.
7889 (try_crossjump_bb): Exit loop after finding a fallthru edge.
7890 If something changed, set crossjumps_occured to true.
7891 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
7892 Don't add/remove fake edges to exit here...
7893 (cleanup_cfg): ...but do it here, when crossjumping.
7894 Run a fast DCE when successful crossjumps occured in the latest
7895 iteration of try_optimize_cfg.
7897 2008-01-11 Richard Guenther <rguenther@suse.de>
7899 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
7900 (struct vn_unary_op_s): Likewise.
7901 (vn_reference_insert): Free old reference on hash collision.
7903 2008-01-10 Raksit Ashok <raksit@google.com>
7905 PR rtl-optimization/27971
7906 * combine.c (find_split_point): Split PLUS expressions which are
7907 inside a MEM rtx, and whose first operand is complex.
7909 2008-01-10 DJ Delorie <dj@redhat.com>
7911 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
7912 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
7913 (m32c_hard_regno_ok): Call the underlying function.
7915 2008-01-10 Richard Guenther <rguenther@suse.de>
7918 * tree-cfg.c (tree_merge_blocks): Do not go through the
7919 full-blown folding and stmt updating path if we just deal
7920 with virtual operands.
7921 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
7922 test for abnormal SSA_NAMEs.
7924 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
7927 * reload.c (push_reload): Add assertions. All constants from
7928 reg_equiv_constant should have been used for replacing the respective
7930 (find_reloads_address): Invoke find_reloads_address_part for
7931 constant taken from the reg_equiv_constant array.
7933 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
7935 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
7936 field (valnum) the first in the struct. Replace bools with
7939 2008-01-10 Richard Guenther <rguenther@suse.de>
7941 PR tree-optimization/34651
7942 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
7943 types and ordering for masking and converting.
7945 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
7947 PR tree-optimization/34017
7948 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
7949 also for PHI_NODE expressions.
7951 2008-01-09 Jan Hubicka <jh@suse.cz>
7953 PR tree-optimization/34708
7954 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
7955 based on number of case labels.
7956 (init_inline_once): Remove switch_cost.
7957 * tree-inline.h (eni_weights_d): Remove switch_cost.
7959 2008-01-09 Richard Guenther <rguenther@suse.de>
7960 Andrew Pinski <andrew_pinski@playstation.sony.com>
7963 * gimplify.c (gimplify_cond_expr): Do not create an addressable
7964 temporary if an rvalue is ok or an lvalue is not required.
7966 2008-01-09 Richard Guenther <rguenther@suse.de>
7969 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
7972 2008-01-09 Richard Guenther <rguenther@suse.de>
7975 * tree.c (host_integerp): Check for sizetype only if the
7976 type is an integer type.
7978 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
7981 * opts.c (decode_options): Disable inlining of functions called
7982 once if not in unit-at-a-time mode.
7984 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
7986 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
7988 2008-01-08 Richard Guenther <rguenther@suse.de>
7991 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
7992 out early if the result will be unused.
7994 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7999 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8000 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
8003 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
8005 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
8006 for vectorization tuned.
8008 2008-01-08 Richard Guenther <rguenther@suse.de>
8010 PR tree-optimization/34683
8011 * tree-ssa-operands.c (operand_build_cmp): Export.
8012 * tree-ssa-operands.h (operand_build_cmp): Declare.
8013 * tree-vn.c (vuses_compare): Remove.
8014 (sort_vuses): Use operand_build_cmp.
8015 (sort_vuses_heap): Likewise.
8016 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
8017 to re-use old VEC if available. Do not sort already sorted VUSEs.
8018 (vdefs_to_vec): Do not sort already sorted VDEFs.
8020 2008-01-08 Jakub Jelinek <jakub@redhat.com>
8023 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
8025 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
8028 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
8029 limitations of reciprocal sequences on x86 targets.
8031 2008-01-08 Richard Guenther <rguenther@suse.de>
8033 PR tree-optimization/34683
8034 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
8036 2008-01-07 Jakub Jelinek <jakub@redhat.com>
8039 * config/darwin.c (darwin_mergeable_string_section): Don't use
8040 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
8042 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
8045 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
8046 negxf2. Macroize expander using X87MODEF mode iterator. Change
8047 predicates of op0 and op1 to register_operand.
8048 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
8049 expander using X87MODEF mode iterator. Change predicates of
8050 op0 and op1 to register_operand.
8051 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
8052 corresponding patterns and macroize using MODEF macro. Change
8053 predicates of op0 and op1 to register_operand and remove
8054 "m" constraint. Disparage "r" alternative with "!".
8055 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
8056 macroize using X87MODEF macro. Change predicates of op0 and op1
8057 to register_operand and remove "m" constraint. Disparage "r"
8058 alternative with "!".
8059 (absneg splitter with memory operands): Remove.
8060 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
8061 patterns and macroize using X87MODEF mode iterator.
8062 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
8063 Change predicate of op1 to register_operand.
8064 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
8065 for memory operands.
8067 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
8069 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
8071 2008-01-07 Richard Guenther <rguenther@suse.de>
8073 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
8076 2008-01-07 Richard Guenther <rguenther@suse.de>
8078 PR tree-optimization/34683
8079 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
8080 VOPs of the needed size to save memory. Use VEC_quick_push
8081 to save compile-time.
8082 (vdefs_to_vec): Likewise.
8084 2008-01-07 Sa Liu <saliu@de.ibm.com>
8086 * config/spu/spu.md (divdf3): Genetate inline code for double
8087 division. The implementation doesn't handle INF or NAN, therefore it
8088 only applies when -ffinite-math-only is given.
8090 2008-01-06 Paolo Carlini <pcarlini@suse.de>
8093 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
8094 * doc/cpp.texi ([Common Predefined Macros]): Document.
8096 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
8098 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
8099 order to use commutative addition instead of subtraction.
8101 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8102 Mircea Namolaru <namolaru@il.ibm.com>
8103 Vladimir Yanovsky <yanov@il.ibm.com>
8104 Revital Eres <eres@il.ibm.com>
8106 PR tree-optimization/34263
8107 * tree-outof-ssa.c (process_single_block_loop_latch,
8108 contains_tree_r): New functions.
8109 (analyze_edges_for_bb): Call process_single_block_loop_latch
8110 function to empty single-basic-block latch block if possible.
8112 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8114 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
8116 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
8118 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
8120 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
8122 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
8124 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
8126 2008-01-05 Jakub Jelinek <jakub@redhat.com>
8128 PR tree-optimization/34618
8129 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
8132 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8135 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
8136 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
8137 Update copyright year.
8139 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
8140 Update copyright year.
8141 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
8144 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
8146 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
8147 edge does not point to current bb before changing need_assert.
8149 2008-01-04 Richard Guenther <rguenther@suse.de>
8152 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
8153 for verifying purposes if they are is_gimple_min_invariant.
8155 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
8157 PR tree-optimization/34448
8158 PR tree-optimization/34465
8159 * gimplify.c (gimplify_init_constructor): Add new parameter
8160 notify_temp_creation. Use it.
8161 (gimplify_modify_expr_rhs): Take volatiles into account when
8162 optimizing constructors.
8163 Do not optimize constructors if gimplify_init_constructor will dump to
8165 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
8166 * gcc.c-torture/compile/pr34448.c: New.
8168 2008-01-04 Jakub Jelinek <jakub@redhat.com>
8170 PR gcov-profile/34609
8171 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
8172 return_slot if result is TREE_ADDRESSABLE.
8174 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
8176 * config/mips/mips.md (sqrt_condition): Tweak comment.
8177 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
8179 2008-01-03 Tom Tromey <tromey@redhat.com>
8182 * c-common.c (c_type_hash): Handle VLAs.
8184 2008-01-03 Jan Hubicka <jh@suse.cz>
8186 PR tree-optimization/31081
8187 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
8188 0 when inlining and not inlining to first basic block.
8189 (remap_decl): When var is initialized to 0, don't set default_def.
8190 (expand_call_inline): Set entry_bb.
8191 * tree-inline.h (copy_body_data): Add entry_bb.
8193 2008-01-03 Jakub Jelinek <jakub@redhat.com>
8196 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
8199 PR tree-optimization/29484
8200 * tree-inline.c (inline_forbidden_p_2): New function.
8201 (inline_forbidden_p): Disallow inlining if some static var
8202 has an address of a local LABEL_DECL in its initializer.
8203 * doc/extend.texi (Labels as Values): Document &&foo behaviour
8206 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
8208 PR tree-optimization/34635
8209 * tree-data-ref.c (add_other_self_distances): Make sure that the
8210 evolution step is constant.
8212 2008-01-03 Jakub Jelinek <jakub@redhat.com>
8215 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
8217 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
8219 * tree-sra.c (scalarize_init): Insert the generate_element_init
8220 statements after the generate_element_zero statements.
8222 2008-01-02 Richard Guenther <rguenther@suse.de>
8226 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
8227 for very large number of operands instead of ICEing.
8229 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
8232 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
8233 while stack probing.
8235 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
8237 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
8240 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
8243 * tree-mudflap.c (mx_register_decls): Guard warning by
8244 !DECL_ARTIFICIAL check.
8246 2008-01-01 Jakub Jelinek <jakub@redhat.com>
8248 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
8249 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
8250 sse5_perm<mode>): Fix constraints.