1 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
4 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove
7 2008-05-04 David S. Miller <davem@davemloft.net>
9 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
10 (sparc*-*-linux*): Use linux.h in tm_file.
11 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
12 compiler defaulting to 32-bit.
13 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
15 * config/sparc/linux.h: Remove definitions now obtained
17 * config/sparc/linux64.h: Likewise.
18 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
19 don't want this setting for 32-bit builds in a biarch compiler.
20 * doc/install.texi: Add sparc-linux to list of targets
21 supporting --enable-targets=all.
23 2008-05-03 Andrew Pinski <pinskia@gmail.com>
25 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
27 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
29 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
30 after V4SI_FTYPE_V8HI.
31 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
34 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
36 * doc/invoke.texi (max-flow-memory-locations): Removed.
37 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
39 2008-05-03 Richard Guenther <rguenther@suse.de>
42 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
44 2008-05-02 David S. Miller <davem@davemloft.net>
46 * config.gcc (need_64bit_hwint): Document libcpp dependency.
48 2008-05-02 Simon Baldwin <simonb@google.com>
51 * c-common.h (warn_array_subscript_range): Removed.
52 * c-common.c (warn_array_subscript_range): Ditto.
53 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
54 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
56 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
58 * config/i386/i386.c (ix86_special_builtin_type): New.
59 (bdesc_special_args): Likewise.
60 (ix86_expand_special_args_builtin): Likewise.
61 (ix86_init_mmx_sse_builtins): Updated.
62 (ix86_expand_builtin): Updated.
63 (ix86_expand_store_builtin): Removed.
64 (ix86_expand_unop_builtin): Likewise.
66 * config/i386/mm3dnow.h (__v2sf): Moved to ...
67 * config/i386/mmintrin.h (__v2sf): Here.
69 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
71 (_mm_loadl_pi): Likewise.
72 (_mm_storeh_pi): Replace __v2si with __v2sf.
73 (_mm_storel_pi): Likewise.
75 * doc/extend.texi: Correct __builtin_ia32_loadhps,
76 __builtin_ia32_loadlps, __builtin_ia32_storehps,
77 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
78 __builtin_ia32_loadlpd.
80 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
82 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
83 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
84 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
85 (ix86_init_mmx_sse_builtins): Updated.
86 (ix86_expand_args_builtin): Likewise.
87 (ix86_expand_builtin): Likewise.
88 (ix86_expand_unop1_builtin): Renamed to ...
89 (ix86_expand_unop_vec_merge_builtin): This.
91 2008-05-01 Jan Hubicka <jh@suse.cz>
94 * ipa-inline.c (inline_generate_summary): Make static.
95 (inline_transform): Do not call inlining at -O0; make static.
96 * passes.c (execute_todo): Add sanity check.
97 (execute_one_ipa_transform_pass): Execute proper flags.
99 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
101 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
102 (DECL_NONADDRESSABLE_P): Likewise.
103 * alias.c (record_component_aliases): Fix comment.
105 2008-05-01 Simon Baldwin <simonb@google.com>
107 * c-common.h (warn_array_subscript_range): New function.
108 * c-common.c (warn_array_subscript_range): Ditto.
109 * tree-vrp.c (check_array_ref): Corrected code to agree with
110 comment, ignoring only arrays of size 0 or size 1.
111 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
113 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
115 * config/i386/i386.c (ix86_builtin_type): Replace
116 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
117 (bdesc_args): Updated.
118 (ix86_init_mmx_sse_builtins): Likewise.
119 (ix86_expand_args_builtin): Likewise.
121 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
124 * doc/extend.texi: Correct __builtin_ia32_palignr.
126 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
129 * config/i386/i386.c (bdesc_crc32): Removed.
130 (ix86_expand_crc32): Likewise.
131 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
132 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
133 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
134 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
135 UINT_FTYPE_UINT_UCHAR.
136 (bdesc_args): Updated. Add crc32 builtins.
137 (ix86_init_mmx_sse_builtins): Updated.
138 (ix86_expand_args_builtin): Updated to support subreg.
140 * doc/extend.texi: Correct __builtin_ia32_crc32di.
142 2008-05-01 Jan Hubicka <jh@suse.cz>
144 * tree-pass.h (opt_pass): Add IPA_PASS.
145 (varpool_node, cgraph_node): Forward declare.
146 (ipa_opt_pass): Define.
147 (pass_ipa_inline): Turn into ipa_opt_pass.
148 (pass_apply_inline): Remove.
149 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
150 (apply_inline): Turn into ....
151 (inline_transform): ... this one.
152 (inline_generate_summary): New function.
153 (pass_apply_inline): Remove.
154 * function.h (ipa_opt_pass): Forward declare structure; typedef;
156 (struct function): Add ipa_transforms_to_apply.
157 * passes.c (register_one_dump_file): Work on IPA_PASS.
158 (init_optimization_passes): Remove pass_inline_parameters and
160 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
161 (execute_one_pass) ... here; apply transforms when possible.
162 (add_ipa_transform_pass, execute_ipa_summary_asses,
163 execute_one_ipa_transform_pass): New.
164 (execute_ipa_pass_list): Update for IPA_PASS type.
166 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
168 * config/i386/i386.c (ix86_builtin_type): Add
169 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
170 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
171 (bdesc_args): Add SSE4a builtins.
172 (ix86_init_mmx_sse_builtins): Updated.
173 (ix86_expand_args_builtin): Likewise.
174 (ix86_expand_builtin): Likewise.
176 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
178 * config/i386/i386.c (ix86_builtin_type): Add
179 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
180 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
181 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
182 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
183 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
184 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
185 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
186 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
187 and DI_FTYPE_DI_DI_INT.
188 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
189 (ix86_init_mmx_sse_builtins): Updated.
190 (ix86_expand_args_builtin): Likewise.
191 (ix86_expand_builtin): Likewise.
192 (ix86_expand_binop_imm_builtin): Removed.
194 * doc/extend.texi: Correct __builtin_ia32_palignr128.
196 2008-04-30 Richard Guenther <rguenther@suse.de>
198 PR tree-optimization/32921
199 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
201 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
203 * config/arm/arm.c (arm_unwind_emit): Use
204 crtl->all_throwers_are_sibcalls instead of
205 cfun->all_throwers_are_sibcalls.
206 (arm_output_fn_unwind): Likewise.
207 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
208 instead of cfun->uses_pic_offset_table.
209 (frv_expand_prologue): Likewise.
210 (frv_frame_pointer_required): Likewise.
211 (frv_expand_fdpic_call): Likewise.
212 (frv_emit_movsi): Likewise.
213 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
214 cfun->returns_pcc_struct instead of
215 current_function_returns_pcc_struct.
216 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
217 instead of cfun->calls_eh_return.
218 (m32c_pushm_popm): Likewise.
219 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
220 "extern" declaration.
222 2008-04-30 Richard Guenther <rguenther@suse.de>
224 PR tree-optimization/21636
225 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
227 (evaluate_stmt): Print the likely value.
228 (ccp_visit_stmt): Avoid excessive vertical spacing.
230 2008-04-30 Rafael Espindola <espindola@google.com>
232 * builtins.c (fold_call_expr): Return realret.
233 * tree-ssa-threadedge.c
234 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
235 __builtin_object_size.
237 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
239 * gcc.c (wrapper_string): New variable.
240 (insert_wrapper): New function.
241 (execute): New option -wrapper.
242 * doc/invoke.texi (Overall Options): New driver option -wrapper.
244 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
246 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
247 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
248 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
250 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
251 * config/rs6000/e500crtres32gpr.asm,
252 config/rs6000/e500crtres64gpr.asm
253 config/rs6000/e500crtres64gprctr.asm,
254 config/rs6000/e500crtrest32gpr.asm
255 config/rs6000/e500crtrest64gpr.asm,
256 config/rs6000/e500crtresx32gpr.asm
257 config/rs6000/e500crtresx64gpr.asm,
258 config/rs6000/e500crtsav32gpr.asm
259 config/rs6000/e500crtsav64gpr.asm,
260 config/rs6000/e500crtsav64gprctr.asm
261 config/rs6000/e500crtsavg32gpr.asm,
262 config/rs6000/e500crtsavg64gpr.asm
263 config/rs6000/e500crtsavg64gprctr.asm: New files.
264 * config/rs6000/t-ppccomm: Add build rules for new files.
265 (LIB2FUNCS_STATIC_EXTRA): Add new files.
266 * config/rs6000/t-netbsd: Add build rules for new files.
267 (LIB2FUNCS_STATIC_EXTRA): New variable.
268 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
269 (CRTSAVRES_DEFAULT_SPEC): Likewise.
270 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
272 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
274 * config/i386/i386.c (ix86_builtin_type): Add
275 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
276 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
277 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
278 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
279 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
280 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
281 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
282 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
283 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
284 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
285 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
286 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
287 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
288 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
289 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
290 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
291 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
292 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
293 V1DI_FTYPE_V2SI_V2SI.
294 (bdesc_2arg): Moved to ...
296 (ix86_init_mmx_sse_builtins): Updated.
297 (ix86_expand_args_builtin): Updated. Take a pointer
298 to const struct builtin_description. Handle comparison
300 (ix86_expand_sse_compare): Take a new argument for swapping
302 (ix86_expand_builtin): Updated.
304 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
305 (ssse3_pmaddubsw128): This.
306 (ssse3_pmaddubswv4hi3): Renamed to ...
307 (ssse3_pmaddubsw): This.
309 * doc/extend.texi (__builtin_ia32_packsswb128): Correct
311 (__builtin_ia32_packssdw128): Likewise.
312 )__builtin_ia32_packuswb128): Likewise.
313 (__builtin_ia32_pmaddubsw): Likewise.
314 (__builtin_ia32_pmaddubsw128): Likewise.
316 2008-04-30 Richard Guenther <rguenther@suse.de>
318 PR tree-optimization/14847
319 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
320 (recognize_bits_test): Use it.
321 (recognize_single_bit_test): Likewise.
323 2008-04-30 Martin Jambor <mjambor@suse.cz>
325 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
326 instead of setting number of formal parameters to zero.
327 (ipcp_init_stage): Do not set the number of actual parameters to zero
329 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
330 which are called with variable number of arguments.
331 (ipcp_insert_stage): Explicitely skipping all nodes which are
332 called with variable number of arguments.
333 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
334 number of parameters.
336 * ipa-prop.h (struct ipa_node_params): Added flag
337 called_with_var_arguments
338 (ipa_set_param_count): Added. Changed sole setter to use it.
339 (ipa_get_param_count): Added. All readers of param_count
340 converted to use it instead.
341 (ipa_set_called_with_variable_arg): Added.
342 (ipa_is_called_with_var_arguments): Added.
343 (ipa_get_ith_param): Added. All readers of param_decls converted
345 (ipa_set_cs_argument_count): Added, sole writer to argument_count
347 (ipa_get_cs_argument_count): Added, all readers of argument_count
349 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
352 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
353 (struct ipcp_lattice): Renamed cval_type to type
354 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
356 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
357 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
358 (ipcp_insert_stage): Changed the type of variable cvalue to tree
359 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
360 (build_const_val): Changed the type of parameter cvalue to tree
361 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
362 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
364 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
367 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
368 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
369 (ipa_add_method): Renamed to ipa_push_func_to_list
370 (ipa_remove_method): Renamed to ipa_pop_func_from_list
371 (ipa_callsite_param_count): Removed.
372 (ipa_callsite_param_count_set): Removed.
373 (ipa_callsite_param): Removed.
374 (ipa_callsite_callee): Removed.
375 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
376 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
377 (ipa_method_formal_count): Removed.
378 (ipa_method_formal_count_set): Removed.
379 (ipa_method_get_tree): Removed.
380 (ipa_method_tree_map_create): Removed.
381 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
382 (ipa_create_param_decls_array): Creates the array itself
383 (ipa_create_param_decls_array): Temporary variable info instead of
385 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
386 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
388 (ipa_jf_get_info_type): Removed.
389 (ipa_node_create): Renamed to ipa_create_node_params
390 (ipa_free): Renamed to ipa_free_all_node_params
391 (ipa_nodes_create): Renamed to ipa_create_all_node_params
392 (ipa_edges_create): Renamed to ipa_create_all_edge_args
393 (ipa_edges_free): Renamed to ipa_free_all_edge_args
394 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
395 (ipa_free_all_node_params): Deallocation to jump_functions moved to
396 ipa_free_all_edge_args
397 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
398 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
399 (ipa_create_methodlist_node): Removed.
400 (ipa_methodlist_method): Removed.
401 (ipa_methodlist_method_set): Removed.
402 (ipa_methodlist_next_method): Removed.
403 (ipa_methodlist_next_method_set): Removed.
404 (ipa_method_is_modified): Removed.
405 (ipa_method_modify_create): Removed.
406 (ipa_method_modify_init): Temporary variable info instead of a few
408 (ipa_detect_param_modifications): Temporary variable info instead of
410 (ipa_compute_jump_functions): Temporary variable info instead of
412 (ipa_method_modify_set): Removed.
413 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
414 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
415 than craph_node as the first parameter.
416 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
417 (ipa_method_modify_init): Removed.
418 (ipa_compute_jump_functions): Added a temp variable instead of
419 repeatadly dereferencing the cgraph_edge.aux pointer
420 (ipa_callsite_param_set_type): Removed.
421 (ipa_compute_jump_functions): i renamed to index and moved to
423 (ipa_callsite_param_set_info_type_formal): Removed.
424 (ipa_callsite_param_set_info_type): Removed.
425 (ipa_callsite_param_map_create): Removed.
426 (ipa_callsite_tree): Removed.
427 (ipa_callsite_caller): Removed.
428 (ipa_pop_func_from_list): return_method removed to return_func
430 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
431 prefixed all values with IPA_. Changed all users.
432 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
433 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
434 and FORMAL_IPATYPE IPA_PASS_THROUGH.
435 (union parameter_info): Renamed to jump_func_value.
436 (union jump_func_value): Renamed value to constant
437 (struct ipa_jump_func): Renamed info_type to value
438 (struct ipa_node): Renamed to ipa_node_params
439 (struct ipa_node_params): Renamed ipa_arg_num to param_count
440 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
441 (struct ipa_node_params): Renamed ipa_mod to modified_flags
442 (struct ipa_edge): Renamed to ipa_edge_args
443 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
444 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
445 (struct ipa_methodlist): Renamed to ipa_func_list
446 (struct ipa_func_list): method_p renamed to node, next_method
448 (ipa_methodlist_p): Removed, switched all users to struct pointer
449 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
451 2008-04-30 Alan Modra <amodra@bigpond.net.au>
453 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
454 (rs6000_emit_epilogue): Use backchain to restore only when we
455 have a large frame. Make use of frame pointer to restore if we
456 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
458 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
460 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
461 Add mode to zero_extract.
462 (sign bit tests peepholes): (Ditto.).
464 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
466 * config/i386/i386.c (ix86_builtins): Replace Prescott New
467 Instructions in comments with SSE3.
468 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
469 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
470 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
471 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
472 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
473 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
474 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
475 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
476 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
477 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
478 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
479 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
480 (bdesc_sse_args): Renamed to ...
481 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
482 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
483 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
485 (bdesc_1arg): Moved to ...
487 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
488 Instructions in comments with SSE3.
489 (ix86_expand_sse_operands_builtin): Renamed to ...
490 (ix86_expand_args_builtin): This. Updated.
491 (ix86_expand_unop1_builtin): Update comments.
492 (ix86_expand_builtin): Updated.
494 2008-04-29 Richard Guenther <rguenther@suse.de>
496 PR tree-optimization/36078
497 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
498 Update virtual SSA form after cleaning up the CFG.
500 2008-04-29 Richard Guenther <rguenther@suse.de>
503 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
505 2008-04-29 Richard Guenther <rguenther@suse.de>
507 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
508 (compute_may_aliases): Do not call finalize_ref_all_pointers.
509 (compute_flow_insensitive_aliasing): Do not treat
510 PTR_IS_REF_ALL pointers special.
511 (get_smt_for): Likewise.
512 (may_alias_p): Re-structure.
513 (is_escape_site): A ref-all pointer conversion is not an escape site.
514 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
515 PTR_IS_REF_ALL pointers special.
516 * tree-ssa-structalias.h (struct alias_info): Remove
517 ref_all_symbol_mem_tag field.
518 (PTR_IS_REF_ALL): Remove.
520 2008-04-29 Richard Guenther <rguenther@suse.de>
523 * fold-const.c (extract_muldiv_1): In combining division constants
524 make sure to never overflow.
526 2008-04-29 Nick Clifton <nickc@redhat.com>
528 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
530 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
533 * optc-gen.awk: Work around HP-UX/IA awk bug.
535 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
537 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
540 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
543 * config/i386/i386.md
544 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
545 Change operand 1 predicate to nonimmediate_operand.
547 2008-04-28 Jakub Jelinek <jakub@redhat.com>
550 * dwarf2out.c (struct die_struct): Mark as chain_circular through
552 * gengtype.c (walk_type, write_func_for_structure): Handle
554 * doc/gty.texi: Document chain_circular.
556 2008-04-28 Richard Guenther <rguenther@suse.de>
558 PR tree-optimization/36066
559 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
562 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
565 * config/i386/i386.md
566 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
567 Use match_scratch instead of match_operand for operands 3 and 4.
569 2008-04-27 Richard Guenther <rguenther@suse.de>
571 PR tree-optimization/18754
572 PR tree-optimization/34223
573 * tree-pass.h (pass_complete_unrolli): Declare.
574 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
575 loop size before and after unconditionally of UL_NO_GROWTH in effect.
576 Rewrite loop into loop closed SSA form if it is not already.
577 (tree_unroll_loops_completely): Re-structure to iterate over
578 innermost loops with intermediate CFG cleanups.
579 Unroll outermost loops only if requested or the code does not grow
581 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
583 (tree_vectorize): Instead do so here.
584 (tree_complete_unroll): Also unroll outermost loops.
585 (tree_complete_unroll_inner): New function.
586 (gate_tree_complete_unroll_inner): Likewise.
587 (pass_complete_unrolli): New pass.
588 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
589 uses outside of the loop.
590 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
591 form if it is available.
592 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
593 * passes.c (init_optimization_passes): Schedule complete inner
594 loop unrolling pass before the first CCP pass after final inlining.
596 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
598 * targhooks.h (default_emutls_var_fields,
599 default_emutls_var_init): Declare.
600 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
601 * target.h (struct gcc_target): Add struct emutls member.
602 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
603 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
604 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
605 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
606 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
607 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
608 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
609 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
610 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
611 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
612 emit debug information.
613 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
614 * varasm.c: Include targhooks.h.
615 (emutls_object_section, emutls_tmpl_section): New.
616 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
617 (EMUTLS_SEPARATOR): New.
619 (get_emutls_object_name): New.
620 (default_emutls_var_fields): New, broken out of ...
621 (get_emutls_object_type): ... here. Adjust to use target hooks.
622 (get_emutls_init_templ_addr): Adjust to use target hooks.
623 (emutls_decl): Adjust to use target hooks.
624 (emutls_finish): Likewise.
625 (default_emutls_var_init): New, broken out of ...
626 (assemble_variable): ... here. Adjust to use target hooks.
627 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
629 * c-common.c (handle_section_attribute): Prevent overriding
630 sections for emulated tls with special sections.
631 * config/i386/i386.c (x86_64_elf_select_section): Add
632 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
633 (x86_64_elf_unique_section): Likewise.
634 * config/vxworks.c: Include tree.h.
635 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
636 (vxworks_override_options): Set TLS scheme.
637 * doc/tm.texi (Emulated TLS): New node.
639 2008-04-26 Simon Baldwin <simonb@google.com>
642 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
643 with propagated string constants.
645 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
647 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
648 constraint for operand 2 when operand 0 is memory operand.
649 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
650 operand 0 is memory operand.
651 (fix_trunc<mode>_i387_with_temp): Ditto.
652 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
653 operand 2 when operand 1 is memory operand.
654 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
655 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
656 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
657 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
658 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
659 operands 2,3 and 4 when operand 1 is memory operand.
660 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
662 (fistdi2_floor_with_temp): Ditto.
663 (fist<mode>2_floor_with_temp): Ditto.
664 (fistdi2_ceil_with_temp): Ditto.
665 (fist<mode>2_ceil_with_temp): Ditto.
666 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
668 2008-04-26 David Daney <ddaney@avtrex.com>
670 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
672 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
673 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
674 UNSPEC_UPDATE_GOT_VERSION): Renumber.
675 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
676 (compare_and_swap_12): New insn.
677 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
678 * config/mips/mips.c (mips_force_binary): New function.
679 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
680 (mips_expand_compare_and_swap_12): New function.
681 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
683 2008-04-25 Jan Hubicka <jh@suse.cz>
686 * cfgexpand.c (pass_expand): Turn into RTL pass.
687 * passes.c (execute_one_pass): Do pass typechecking after execution.
688 * tree-pass.h (pass_expand): Turn into RTL pass.
690 * function.h (struct rtl_data): Move here fields
691 accesses_prior_frames, calls_eh_return, saves_all_registers,
692 has_nonlocal_goto, has_asm_statement, is_thunk,
693 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
694 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
695 arg_pointer_save_area_init from struct function; turn into bool.
696 (struct function): Move
697 calls_eh_return, saves_all_registers, has_nonlocal_goto,
698 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
699 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
700 tail_call_emit, arg_pointer_save_area_init
701 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
702 (current_function_returns_struct, current_function_returns_pcc_struct,
703 current_function_calls_setjmp, current_function_calls_alloca,
704 current_function_accesses_prior_frames,
705 current_function_calls_eh_return, current_function_is_thunk,
706 current_function_stdarg, current_function_profile,
707 current_function_limit_stack, current_function_uses_pic_offset_table,
708 current_function_uses_const_pool, current_function_has_nonlocal_label,
709 current_function_saves_all_registers,
710 current_function_has_nonlocal_goto,
711 current_function_has_asm_statement): Remove accesor macros.
712 * ra-conflict.c (global_conflicts): Update.
713 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
714 (suitable_for_tail_call_opt_p): Update.
715 * builtins.c (expand_builtin_return_addr): Update.
716 (expand_builtin_setjmp_setup): Update.
717 (expand_builtin_nonlocal_goto): Update.
718 * final.c (final_start_function): Update.
719 (profile_function): Update.
720 (leaf_function_p): Update.
721 (only_leaf_regs_used): Update.
722 * df-scan.c (df_get_exit_block_use_set): Update.
723 * dojump.c (clear_pending_stack_adjust): Update.
724 * tree-stdarg.c (gate_optimize_stdarg): Update.
725 * gimple-low.c (lower_function_body): Update.
726 * global.c (compute_regsets): Update.
727 (global_alloc): Update.
728 * dwarf2out.c (dwarf2out_begin_prologue): Update.
729 * expr.c (expand_assignment): Update.
730 * dse.c (dse_step0): Update.
732 * c-decl.c (store_parm_decls): Update.
733 * local-alloc.c (combine_regs): Update.
734 (find_free_reg): Update.
735 * function.c (assign_parms_augmented_arg_list): Update.
736 (assign_parm_find_data_types): Update.
737 (assign_parms): Update.
738 (allocate_struct_function): Update.
739 (expand_function_start): Update.
740 (expand_function_end): Update.
741 (get_arg_pointer_save_area): Update.
742 (thread_prologue_and_epilogue_insns): Update.
743 (rest_of_match_asm_constraints): Update.
744 * stor-layout.c (variable_size): Update.
745 * gcse.c (gcse_main): Update.
746 (bypass_jumps): Update.
747 * gimplify.c (gimplify_function_tree): Update.
748 * calls.c (emit_call_1): Update.
749 (expand_call): Update.
750 * bt-load.c (compute_defs_uses_and_gen): Update.
751 * except.c (sjlj_assign_call_site_values): Update.
752 (sjlj_emit_function_enter): Update.
753 (can_throw_external): Update.
754 (set_nothrow_function_flags): Update.
755 (expand_builtin_unwind_init): Update.
756 (expand_eh_return): Update.
757 (convert_to_eh_region_ranges): Update.
758 (output_function_exception_table): Update.
759 * emit-rtl.c (gen_tmp_stack_mem): Update.
760 * cfgexpand.c (expand_used_vars): Update.
761 (tree_expand_cfg): Update.
762 * cfgcleanup.c (rest_of_handle_jump): Update.
763 * explow.c (allocate_dynamic_stack_space): Update.
764 * varasm.c (assemble_start_function): Update.
765 (force_const_mem): Update.
766 (mark_constant_pool): Update.
767 * tree-optimize.c (tree_rest_of_compilation): Update.
768 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
769 * tree-cfg.c (notice_special_calls): Update.
770 (is_ctrl_altering_stmt): Update.
771 (tree_can_make_abnormal_goto): Update.
772 (tree_purge_dead_abnormal_call_edges): Update.
773 * config/alpha/predicates.md: Update.
774 * config/alpha/alpha.c (alpha_sa_mask): Update.
775 (alpha_sa_size): Update.
776 (alpha_does_function_need_gp): Update.
777 (alpha_expand_prologue): Update.
778 (alpha_start_function): Update.
779 (alpha_output_function_end_prologue): Update.
780 (alpha_expand_epilogue): Update.
781 * config/frv/frv.c (frv_stack_info): Update.
782 (frv_expand_epilogue): Update.
783 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
784 (s390_register_info): Update.
785 (s390_frame_info): Update.
786 (s390_init_frame_layout): Update.
787 (s390_can_eliminate): Update.
789 * config/spu/spu.c (spu_split_immediate): Update.
790 (need_to_save_reg): Update.
791 (spu_expand_prologue): Update.
792 (spu_expand_epilogue): Update.
793 * config/sparc/sparc.md: Update.
794 * config/sparc/sparc.c (eligible_for_return_delay): Update.
795 (sparc_tls_got): Update.
796 (legitimize_pic_address): Update.
797 (sparc_emit_call_insn): Update.
798 (sparc_expand_prologue): Update.
799 (output_return): Update.
800 (print_operand): Update.
801 (sparc_function_ok_for_sibcall): Update.
802 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
803 * config/m32r/m32r.md: Update.
804 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
805 (m32r_compute_frame_size): Update.
806 (m32r_expand_prologue): Update.
807 (m32r_expand_epilogue): Update.
808 (m32r_legitimize_pic_address): Update.
809 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
810 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
811 * config/i386/i386.c (ix86_frame_pointer_required): Update.
813 (ix86_save_reg): Update.
814 (ix86_compute_frame_layout): Update.
815 (ix86_expand_prologue): Update.
816 (ix86_expand_epilogue): Update.
817 * config/sh/sh.c (output_stack_adjust): Update.
818 (calc_live_regs): Update.
819 (sh5_schedule_saves): Update.
820 (sh_expand_prologue): Update.
821 (sh_expand_epilogue): Update.
822 (sh_setup_incoming_varargs): Update.
823 (sh_allocate_initial_value): Update.
824 (sh_get_pr_initial_val): Update.
825 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
826 * config/sh/sh.md (label:): Update.
827 * config/avr/avr.c (out_movhi_mr_r): Update.
828 * config/crx/crx.h (enum): Update.
829 * config/xtensa/xtensa.h (along): Update.
830 * config/stormy16/stormy16.c Update.
831 (xstormy16_compute_stack_layout): Update.
832 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
833 (fr30_expand_prologue): Update.
834 * config/cris/cris.c (cris_conditional_register_usage): Update.
835 (cris_reg_saved_in_regsave_area): Update.
836 (cris_initial_frame_pointer_offset): Update.
837 (cris_simple_epilogue): Update.
838 (cris_expand_prologue): Update.
839 (cris_expand_epilogue): Update.
840 (cris_expand_pic_call_address): Update.
841 (cris_asm_output_symbol_ref): Update.
842 (cris_asm_output_label_ref): Update.
843 * config/cris/cris.md Update.
844 * config/iq2000/iq2000.c (compute_frame_size): Update.
845 (iq2000_expand_epilogue): Update.
846 * config/mt/mt.h (save_direction): Update.
847 * config/mn10300/mn10300.c (mn10300_function_value): Update.
848 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
849 (ia64_secondary_reload_class): Update.
850 * config/m68k/m68k.c (m68k_save_reg): Update.
851 (m68k_expand_prologue): Update.
852 (m68k_expand_epilogue): Update.
853 (legitimize_pic_address): Update.
854 * config/rs6000/rs6000.c (rs6000_got_register): Update.
855 (first_reg_to_save): Update.
856 (first_altivec_reg_to_save): Update.
857 (compute_vrsave_mask): Update.
858 (compute_save_world_info): Update.
859 (rs6000_stack_info): Update.
860 (spe_func_has_64bit_regs_p): Update.
861 (rs6000_ra_ever_killed): Update.
862 (rs6000_emit_eh_reg_restore): Update.
863 (rs6000_emit_allocate_stack): Update.
864 (rs6000_emit_prologue): Update.
865 (rs6000_emit_epilogue): Update.
866 (rs6000_output_function_epilogue): Update.
867 (output_profile_hook): Update.
868 (rs6000_elf_declare_function_name): Update.
869 * config/rs6000/rs6000.h (rs6000_args): Update.
870 * config/rs6000/rs6000.md: Update.
871 * config/mcore/mcore.c (mcore_expand_prolog): Update.
872 * config/arc/arc.c (arc_output_function_epilogue): Update.
873 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
874 * config/darwin.c (machopic_function_base_name): Update.
875 * config/score/score3.c (score3_compute_frame_size): Update.
878 (score3_epilogue): Update.
879 * config/score/score7.c (score7_compute_frame_size): Update.
880 (score7_prologue): Update.
881 (score7_epilogue): Update.
882 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
883 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
884 * config/arm/arm.c (use_return_insn): Update.
885 (require_pic_register): Update.
886 (arm_load_pic_register): Update.
887 (arm_compute_save_reg0_reg12_mask): Update.
888 (arm_compute_save_reg_mask): Update.
889 (thumb1_compute_save_reg_mask): Update.
890 (output_return_instruction): Update.
891 (arm_output_function_prologue): Update.
892 (arm_output_epilogue): Update.
893 (arm_get_frame_offsets): Update.
894 (arm_expand_prologue): Update.
895 (thumb_pushpop): Update.
896 (thumb_exit): Update.
897 (thumb1_expand_prologue): Update.
898 (thumb1_expand_epilogue): Update.
899 (arm_unwind_emit): Update.
900 (arm_output_fn_unwind): Update.
901 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
902 * config/arm/arm.md: Update.
903 * config/pa/pa.md: Update.
904 * config/pa/pa.c (legitimize_pic_address): Update.
905 (compute_frame_size): Update.
906 (hppa_expand_prologue): Update.
907 (hppa_expand_epilogue): Update.
908 (borx_reg_operand): Update.
909 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
910 (HARD_REGNO_RENAME_OK): Update.
911 * config/mips/mips.c (mips_global_pointer): Update.
912 (mips_save_reg_p): Update.
913 (mips_compute_frame_info): Update.
914 (mips_frame_pointer_required): Update.
915 (mips_expand_prologue): Update.
916 (mips_expand_epilogue): Update.
917 (mips_can_use_return_insn): Update.
918 (mips_reorg_process_insns): Update.
919 * config/v850/v850.c (compute_register_save_size): Update.
920 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
921 * config/mmix/mmix.c (along): Update.
922 (mmix_expand_epilogue): Update.
923 * config/bfin/bfin.c (legitimize_pic_address): Update.
924 (must_save_p): Update.
925 (stack_frame_needed_p): Update.
926 (add_to_reg): Update.
927 (bfin_expand_prologue): Update.
928 * stmt.c (expand_asm_operands): Update.
929 * reload1.c (reload): Update.
930 (init_elim_table): Update.
932 2008-04-25 Bob Wilson <bob.wilson@acm.org>
934 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
936 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
938 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with
940 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
941 (mov<mode>): Removed.
942 (*movv4sf_internal): Likewise.
943 (*movv2df_internal): Likewise.
945 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
947 * config.gcc (crx-*-elf): Remove deprecation.
949 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
951 * config/i386/cygming-crtend.c (register_frame_ctor): Register
952 __gcc_deregister_frame with atexit.
953 (deregister_frame_dtor): Remove.
955 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
956 Nathan Sidwell <nathan@codesourcery.com>
958 * config/rs6000/rs6000.opt (mspe): Remove Var property.
960 * config/rs6000/rs6000.h (rs6000_spe): Declare.
961 (rs6000_isel): Likewise.
962 * config/rs6000/rs6000.c (rs6000_spe): New variable.
963 (rs6000_isel): New variable.
964 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
966 2008-04-24 Jakub Jelinek <jakub@redhat.com>
969 * c-common.c (handle_vector_size_attribute): Call
970 lang_hooks.types.reconstruct_complex_type instead of
971 reconstruct_complex_type.
972 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
973 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
974 * langhooks.h (struct lang_hooks_for_types): Add
975 reconstruct_complex_type hook.
976 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
977 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
979 2008-04-24 Richard Guenther <rguenther@suse.de>
981 * c-common.h (check_builtin_function_arguments): Declare.
982 * c-common.c (validate_nargs): New function.
983 (check_builtin_function_arguments): Likewise.
984 * c-typeck.c (build_function_call): Call
985 check_builtin_function_arguments.
986 * builtins.c (fold_builtin_classify): Remove error reporting code.
987 (fold_builtin_unordered_cmp): Likewise.
988 (fold_builtin_1): Likewise.
989 (fold_builtin_n): Likewise.
991 2008-04-24 Jakub Jelinek <jakub@redhat.com>
993 PR tree-optimization/36008
994 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
995 the original op1, rather than delta by step.
997 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
998 Sebastian Pop <sebastian.pop@amd.com>
1000 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
1001 eliminate_local_variables_stmt, eliminate_local_variables,
1002 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
1003 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
1004 of code delimited by two edges in the CFG.
1005 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
1006 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
1007 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
1008 the case of parallelisation of reductions.
1009 (expr_invariant_in_region_p): New.
1011 * tree-flow.h (gather_blocks_in_sese_region): Declared.
1012 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
1014 2008-04-24 Ira Rosen <irar@il.ibm.com>
1015 Richard Guenther <rguenther@suse.de>
1017 PR tree-optimization/36034
1018 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
1019 incapable of dealing with loads with gaps.
1021 2008-04-24 Rafael Espindola <espindola@google.com>
1023 * tree-flow.h (vrp_evaluate_conditional): Change signature.
1024 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1025 vrp_evaluate_conditional.
1026 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
1027 (vrp_evaluate_conditional): Split the cond argument.
1028 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
1029 (simplify_stmt_for_jump_threading): Update call to
1030 vrp_evaluate_conditional.
1032 2008-04-24 Ira Rosen <irar@il.ibm.com>
1034 PR tree-optimization/35982
1035 * tree-vect-analyze.c (vect_check_interleaving): Check that the
1036 interleaved data-refs are of the same type.
1038 2008-04-24 Danny Smith <dannysmith@users.net>
1040 * c-format.c (check_format_info_main): Use strncmp rather than a
1041 magic prefix to handle multichar length specs.
1042 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
1043 Don't prefix "I64" and "I32" with '\0'.
1045 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1048 * config/i386/i386.c (init_cumulative_args): Don't pass anything
1049 in registers for -m32 only if stdarg_p (fntype).
1051 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
1053 PR rtl-optimization/36006
1054 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
1055 temp to op0 in order to avoid invalid rtx sharing.
1057 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
1059 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
1060 check TREE_INVARIANT.
1061 * tree-gimple.c (is_gimple_address): New.
1062 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
1063 * tree-gimple.h (is_gimple_address): New.
1064 * tree.h (decl_address_invariant_p): New.
1065 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
1066 (build_string): Likewise.
1067 (decl_address_invariant_p): New, from is_gimple_invariant_address.
1068 (tree_invariant_p_1): Likewise.
1069 (save_expr): Use it.
1070 (tree_invariant_p): New.
1071 (skip_simple_arithmetic): Use it.
1072 (stabilize_reference_1): Use it.
1073 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
1075 (build1_stat): Drop code to compute TREE_INVARIANT.
1076 (build2_stat): Drop code to compute TREE_INVARIANT.
1077 (build3_stat): Drop code to compute TREE_INVARIANT.
1078 (build4_stat): Drop code to compute TREE_INVARIANT.
1079 (build5_stat): Drop code to compute TREE_INVARIANT.
1080 (build7_stat): Drop code to compute TREE_INVARIANT.
1081 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
1082 * tree.h (struct tree_base): Remove invariant_flag.
1083 (TREE_INVARIANT): Remove.
1084 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
1085 (fold_builtin_expect): Check TREE_CONSTANT.
1086 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
1087 * c-tree.h (c_expr_to_decl): Drop third parameter.
1088 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
1089 (build_c_cast): Don't set TREE_INVARIANT.
1090 (pop_init_level): Don't set TREE_INVARIANT.
1091 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
1092 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
1094 (gimplify_init_constructor): Don't set TREE_INVARIANT.
1095 (gimplify_addr_expr): Adjust comment.
1096 * tree-mudflap.c (mf_build_string):
1097 * print-tree.c (print_node): Don't print TREE_INVARIANT.
1098 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
1099 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
1100 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
1101 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
1102 * langhooks.h (struct lang_hooks): Drop third parameter from
1105 2008-04-23 Richard Guenther <rguenther@suse.de>
1107 PR tree-optimization/27799
1108 PR tree-optimization/32921
1109 PR tree-optimization/32624
1110 * tree-ssa-structalias.c (merge_smts_into): Only merge the
1111 SMTs aliases and the tag itself into the solution.
1112 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
1113 merge the points-to solution back into the SMT aliases.
1114 (may_alias_p): Use alias_set_subset_of instead of
1115 aliases_conflict_p. A pointer which points to
1116 memory with alias set zero may access any variable.
1118 2008-04-23 Richard Guenther <rguenther@suse.de>
1120 * alias.c (alias_set_subset_of): Correctly handle asking
1121 if zero is a subset of an alias set with zero child.
1122 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
1123 (compute_flow_insensitive_aliasing): Correctly walk all
1124 pointers. Do not unnecessarily union sets.
1126 2008-04-23 Richard Guenther <rguenther@suse.de>
1129 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
1131 2008-04-22 Tomas Bily <tbily@suse.cz>
1133 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
1135 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
1137 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
1138 * tree-ssa-structalias.c (get_constraint_for): Likewise.
1139 * tree-inline.c (estimate_num_insns_1): Likewise.
1140 * varasm.c (const_hash_1, compare_constant, copy_constant)
1141 (compute_reloc_for_constant, output_addressed_constants): Likewise.
1142 * emit-rtl.c (component_ref_for_mem_expr)
1143 (set_mem_attributes_minus_bitpos): Likewise.
1144 * expr.c (highest_pow2_factor, expand_expr_real_1, )
1145 (is_aligning_offset): Likewise.
1146 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
1147 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
1148 * dojump.c (do_jump): Likewise.
1149 * builtins.c (get_pointer_alignment, get_memory_rtx)
1150 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
1151 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
1153 2008-04-23 Jakub Jelinek <jakub@redhat.com>
1155 PR rtl-optimization/36017
1156 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
1157 expanding the library call.
1159 2008-04-22 Ian Lance Taylor <iant@google.com>
1161 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
1164 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
1166 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
1167 of LR/CTR moves for Power6.
1169 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1172 * passes.c (init_optimization_passes): Remove
1173 pass_fast_rtl_byte_dce.
1175 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
1178 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
1179 builtin functions to generate faster code.
1180 (_mm_cvtpu16_ps): Ditto.
1181 (_mm_cvtpi32x2_ps): Ditto.
1183 2008-04-22 Nick Clifton <nickc@redhat.com>
1185 * common.opt (ftree-loop-distribution): Add Optimization
1188 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
1189 (frv_expand_builtin_va_start): Likewise.
1191 * config/arm/arm.c (thumb_find_work_register): Fix location of
1192 argument register count.
1194 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1196 Support scheduling for ColdFire V1 and V3 microarchitecture.
1197 Improve scheduling of multiplication instructions.
1199 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
1200 (mac): New instruction attribute.
1201 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
1202 (m68k_sched_mac): New variable.
1203 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
1204 Handle cfv1 and cfv3.
1205 (max_insn_size): New static variable.
1206 (struct _sched_ib): New type.
1207 (sched_ib): New static variable.
1208 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
1209 to fields of 'struct _sched_ib sched_ib'. Update all uses.
1210 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
1212 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
1213 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
1214 new variables. Update.
1215 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1216 Add modeling of cfv3 instruction buffer. Update.
1217 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
1218 * config/m68k/m68k.h (TUNE_CFV3): New macro.
1219 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
1220 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
1221 a particular reservation applies to.
1222 (type2): Reorganize attribute values. Rename alu to alu_reg,
1223 alu_l to alu, move_l to omove. Join move to alu. Split mul
1225 (cf_ib_*): Simplify description of instruction buffer.
1226 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
1227 (cf_mem): Split into cf_mem1 and cf_mem2.
1228 (cf_v2_move_??): Rename to cfv12_alu_??.
1229 (cf_v2_move_l_??): Rename to cfv12_omove_??.
1230 (cf_v2_mul_??): Remove reservations.
1231 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
1232 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
1233 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
1235 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
1236 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
1237 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
1238 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
1239 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
1240 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
1241 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
1242 expansions of the above reservations for instructions of sizes
1245 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1247 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
1249 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
1251 * coverage.c: Include tree-pass.h.
1252 (coverage_counter_alloc): Print da_file_name to the dump file.
1254 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1256 * sbitmap.c (sbitmap_range_empty_p): New function.
1257 * sbitmap.h (sbitmap_range_empty_p): New function.
1258 * bitmap.h: Now includes obstack.h.
1260 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
1261 Kenneth Zadeck <zadeck@naturalbridge.com>
1263 * dbgcnt.def (ra_byte_scan): Added.
1264 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
1265 when the last hit happens for a counter.
1266 * timevar.def (TV_DF_BYTE_LR): New variable.
1267 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
1268 * passes.c (pass_fast_rtl_byte_dce): New pass.
1269 * fwprop.c (update_df): Added mode to call df_ref_create.
1270 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
1271 DF_REF_EXTRACT_OFFSET.
1272 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
1273 DF_BYTE_LR_OUT, df_byte_lr): New macro.
1275 (df_ref_extract): Added mode field.
1276 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
1277 DF_REF_EXTRACT_OFFSET.
1278 (DF_REF_EXTRACT_MODE): New macro.
1279 (df_byte_lr_bb_info): New structure.
1280 (df_print_byte_regset, df_compute_accessed_bytes,
1281 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
1282 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
1283 df_byte_lr_simulate_uses,
1284 df_byte_lr_simulate_artificial_refs_at_top,
1285 df_byte_lr_simulate_artificial_refs_at_end,
1286 df_compute_accessed_bytes): New function.
1287 (df_ref_create): Add parameter.
1288 (df_byte_lr_get_bb_info): New inline function.
1289 * df-scan.c (df_ref_record, df_uses_record,
1290 df_ref_create_structure): Added mode parameter.
1291 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
1292 df_defs_record, df_uses_record, df_get_conditional_uses,
1293 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
1294 df_entry_block_defs_collect, df_exit_block_uses_collect):
1295 Added mode parameter to calls to df_ref_record, df_uses_record,
1296 df_ref_create_structure.
1297 (df_ref_equal_p, df_ref_compare): Added test for modes.
1298 (df_ref_create_structure): Added code to set mode. Renamed
1299 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
1300 DF_REF_EXTRACT_OFFSET.
1301 * df-core.c (df_print_byte_regset): New function.
1302 * df-byte-scan.c: New file.
1303 * df-problems.c (df_rd_transfer_function): Removed unnecessary
1304 calls to BITMAP_FREE.
1305 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
1306 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
1307 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
1308 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
1309 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
1310 df_byte_lr_local_compute, df_byte_lr_init,
1311 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
1312 df_byte_lr_transfer_function, df_byte_lr_free,
1313 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
1314 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
1315 df_byte_lr_simulate_uses,
1316 df_byte_lr_simulate_artificial_refs_at_top,
1317 df_byte_lr_simulate_artificial_refs_at_end): New function.
1318 * dce.c (byte_dce_process_block): New function.
1319 (dce_process_block): au is now passed in rather than computed
1320 locally. Changed loops that look at artificial defs to not look
1321 for conditional or partial ones, because there never are any.
1322 (fast_dce): Now is able to drive byte_dce_process_block or
1323 dce_process_block depending on the kind of dce being done.
1324 (rest_of_handle_fast_dce): Add parameter to fast_dce.
1325 (rest_of_handle_fast_byte_dce): New function.
1326 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
1327 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
1329 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
1332 * gcc.h: Added fortran options that take arguments to
1333 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
1336 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
1338 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
1339 scalarization if on the LHS and not a full access.
1341 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1343 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
1345 2008-04-18 Rafael Espindola <espindola@google.com>
1347 * tree-vrp.c (find_case_label_index): Fix the binary search.
1348 (find_case_label_range): New.
1349 (vrp_visit_switch_stmt): Use find_case_label_range.
1350 (simplify_switch_using_ranges): Use find_case_label_range.
1352 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
1354 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
1355 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
1357 2008-04-18 Tom Tromey <tromey@redhat.com>
1360 * doc/cpp.texi (Implementation-defined behavior): Mention
1363 2008-04-18 Ian Lance Taylor <iant@google.com>
1365 * fold-const.c (pointer_may_wrap_p): New static function.
1366 (fold_comparison): Add another test for pointer overflow. Use
1367 pointer_may_wrap_p to disable some false positives.
1369 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
1371 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
1372 (fname_as_string): Match updated cpp_interpret_string prototype.
1373 (fix_string_type): Support char16_t* and char32_t*.
1374 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
1375 derivative) nodes. Register as builtin if C++0x.
1376 (c_parse_error): Support CPP_CHAR{16,32}.
1377 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
1378 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
1379 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
1380 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
1381 CTI_CHAR32_ARRAY_TYPE>: New elements.
1382 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
1383 char32_type_node, signed_char32_type_node, char16_array_type_node,
1384 char32_array_type_node): New defines.
1385 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
1386 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
1387 (lex_string): Support CPP_STRING{16,32}, match updated
1388 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
1389 (lex_charconst): Support CPP_CHAR{16,32}.
1390 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
1391 and CPP_STRING{16,32}.
1393 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
1396 * aclocal.m4: Regenerate.
1397 * configure: Regenerate.
1399 2008-04-18 Jan Hubicka <jh@suse.cz>
1401 * except.c (dw2_size_of_call_site_table,
1402 sjlj_size_of_call_site_table): Use vector API for call_site_record.
1404 * cgraphbuild.c (build_cgraph_edges): Update.
1405 * tree-pass.h: Update comment.
1406 * final.c (leaf_function_p): Update.
1407 (leaf_renumber_regs): Update.
1408 (rest_of_clean_state): Update.
1409 * omp-low.c (expand_omp_parallel): Update.
1410 * ipa-reference.c (analyze_function): Update.
1411 * reorg.c (find_end_label): Update.
1412 (optimize_skip): Update.
1413 (fill_simple_delay_slots): Update.
1414 (fill_simple_delay_slots): Update.
1415 (make_return_insns): Update.
1416 (dbr_schedule): Update.
1417 * gimple-low.c (record_vars_into): Update.
1418 * cfgbuild.c (make_edges): Update.
1419 * function.c (assign_stack_local): Update.
1420 (assign_parm_adjust_stack_rtl): Update.
1421 (locate_and_pad_parm): Update.
1422 (allocate_struct_function): Do not initialize stack_alignment_needed
1423 and preferred_stack_boundary here.
1424 (stack_protect_prologue): Update.
1425 (stack_protect_epilogue): Update.
1426 (expand_function_start): Initialize stack_alignment_needed,
1427 preferred_stack_boundary and max_jumptable_ents.
1428 (expand_function_end): Update.
1429 (free_after_compilation): Do not NULLify epilogue_delay_list.
1430 * function.h (struct rtl_data): Add stack_protect_guard,
1431 stack_alignment_needed,
1432 preferred_stack_boundary, epilogue_delay_list.
1433 (struct function): Remove value_histograms, stack_alignment_needed,
1434 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
1436 unexpanded_var_list, stack_protect_guard.
1437 (current_function_epilogue_delay_list): Remove.
1438 * ipa-type-escape.c (analyze_function): Update.
1439 * gimplify.c (pop_gimplify_context): Update comment.
1440 * calls.c (expand_call): Update.
1441 (emit_library_call_value_1): Update.
1442 * except.c (set_nothrow_function_flags): Update.
1443 * cfgexpand.c (get_decl_align_unit): Update.
1444 (create_stack_guard): Update.
1445 (estimated_stack_frame_size): Update.
1446 (expand_used_vars): Update.
1447 (tree_expand_cfg): Free histogram earliers, init expansion variables.
1448 * explow.c (allocate_dynamic_stack_space): Update.
1449 * tree-ssa-live.c (remove_unused_locals): Update.
1450 * varasm.c (mark_constant_pool): Update.
1451 * tree-inline.c (remap_decls): Update.
1452 (initialize_cfun): Update.
1453 (declare_return_variable): Update.
1454 (inline_forbidden_p): Update.
1455 (expand_call_inline): Update.
1456 (declare_inline_vars): Update.
1457 (tree_function_versioning): Update.
1458 * tree-flow.h (value_histograms): New.
1459 (VALUE_HISTOGRAMS): New macro.
1460 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
1462 * tree-cfg.c (set_bb_for_stmt): Update.
1463 (replace_by_duplicate_decl): Update.
1464 (move_block_to_fn): Update.
1465 (new_label_mapper): Update.
1466 (dump_function_to_file): Update.
1467 * ipa-struct-reorg.c (build_data_structure): Update.
1468 * cfgrtl.c (print_rtl_with_bb): Update.
1469 * reload1.c (reload): Update.
1471 * config/i386/i386.c (setup_incoming_varargs_64,
1472 ix86_compute_frame_layout): Update.
1473 * config/arc/arc.c (arc_output_function_epilogue): Update.
1475 2008-04-18 Marius Strobl <marius@FreeBSD.org>
1477 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
1478 for FreeBSD as well.
1479 * gthr-posix95.h: Likewise.
1481 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
1483 PR rtl-optimization/35838
1484 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
1485 out the byte offset of the first subreg.
1487 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
1489 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
1490 to split_ti instead of three separate calls with single member arrays.
1491 (subti3 splitter): Ditto.
1492 (adddi3 splitter): Ditto with split_di.
1493 (subdi3 splitter): Ditto.
1494 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
1495 two separate calls with single member arrays. Swap match_dup
1496 operands 1 and 2 to better fit into the array.
1497 (negdi2 splitter): Ditto with split_di.
1498 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
1499 two separate calls with single member arrays. Swap match_dup operands
1500 6 and 7 to better fit into the array.
1502 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
1504 * config/i386/i386.c (sse_builtin_type): New.
1505 (bdesc_sse_args): Likewise.
1506 (bdesc_sse_3arg): Removed.
1507 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1508 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
1509 IX86_BUILTIN_ROUNDPS.
1510 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
1511 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
1512 IX86_BUILTIN_ROUNDPS.
1513 (ix86_expand_sse_4_operands_builtin): Removed.
1514 (ix86_expand_sse_operands_builtin): New.
1515 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
1516 and CODE_FOR_sse4_1_roundps.
1517 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1518 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
1520 2008-04-17 Alan Modra <amodra@bigpond.net.au>
1523 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
1524 regs before frame pop when needed. If use_backchain_to_restore_sp
1525 then load backchain into a temp reg to restore vr and vrsave. Add
1526 code to restore vr after frame pop if possible.
1528 2008-04-17 Richard Guenther <rguenther@suse.de>
1530 * tree-vn.c (expressions_equal_p): Do not check type
1531 equality or compatibility before calling operand_equal_p.
1532 * fold-const.c (operand_equal_p): Check equivalence of
1533 integer constants before bailing out due to signedness or
1534 precision differences.
1535 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
1536 spurious differences in type qualification. Ignore types
1537 for COMPONENT_REFs at all.
1539 2008-04-17 Christian Bruel <christian.bruel@st.com>
1541 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
1542 msw_skip comparison.
1544 2008-04-16 Jakub Jelinek <jakub@redhat.com>
1547 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
1550 PR tree-optimization/35899
1551 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
1552 rather than TREE_OPERAND.
1554 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
1557 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
1558 temporary registers. Change operand predicate to general_operand.
1559 (remainderxf3): Ditto.
1561 2008-04-16 Richard Guenther <rguenther@suse.de>
1563 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
1564 * tree-affine.c (aff_combination_expand): Look through some
1567 2008-04-15 Doug Kwan <dougkwan@google.com>
1569 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
1571 * tree-pretty-print.c (dump_generic_node): Ditto.
1572 * final.c (output_addr_const): Ditto.
1573 * dwarf2out.c (output_cfi): Ditto.
1574 * c-pretty-print.c (pp_c_integer_constant): Ditto.
1575 * print-rtl.c (print_rtx): Ditto.
1576 * print-tree.c (print_node_brief, print_node): Ditto.
1577 * c-common.c (match_case_to_enum_1): Ditto.
1578 * sched-vis.c (print_value): Ditto.
1579 * config/i386/i386.c (print_operand): Cast to long unsigned int
1582 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
1583 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
1584 MS Windows VirtualProtect function.
1586 2008-04-15 Jan Hubicka <jh@suse.cz>
1588 * gengtype.c (write_root): Param_is argument is OK.
1589 * expr.c (expand_expr_real_1): Update call of get_exception_*.
1590 * function.h: Include varray.h
1591 (rtl_eh): New stucture based on except.c one.
1592 (call_site_record): New forward declaration and vector type.
1593 * calls.c (emit_call_1): Do not call
1594 note_current_region_may_contain_throw.
1595 * except.c (eh_status): Remove cur_region, try_region since they are
1597 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
1598 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
1599 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
1600 Remove call_site_data_used, call_site_data_size.
1601 Turn call_site_record into vector in function.h.
1602 (note_current_region_may_contain_throw): Remove.
1603 (get_exception_pointer, get_exception_filter): Do not take struct
1604 function argument; update.
1605 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
1606 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
1607 build_post_landing_pads, dw2_build_landing_pads,
1608 sjlj_assign_call_site_values, sjlj_mark_call_sites,
1609 sjlj_emit_function_enter, sjlj_emit_function_enter,
1610 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
1611 sjlj_build_landing_pads, finish_eh_generation,
1612 remove_exception_handler_label, remove_eh_handler,
1613 maybe_remove_eh_handler, add_reachable_handler,
1614 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
1615 add_action_record, collect_one_action_chain, add_call_site,
1616 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
1617 sjlj_output_call_site_table, output_function_exception_table,
1618 * except.h (note_current_region_may_contain_throw): Remove
1619 (get_exception_pointer, get_exception_filter): Do not take struct
1621 * Makefile.in (GTFILES): Put varargs before struct function.
1623 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1625 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
1626 punt for STRING_CST.
1627 (get_constraint_for): Deal with STRING_CST here instead.
1629 2008-04-15 Richard Guenther <rguenther@suse.de>
1631 * tree-ssa-propagate.c (substitute_and_fold): Substitute
1632 statements in a basic-block with a backward walk. Do not
1633 substitute into dead statements but instead remove those.
1635 2008-04-15 Richard Guenther <rguenther@suse.de>
1637 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
1638 to zero, thus disable creation of SFTs.
1640 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1642 * tree-predcom.c (suitable_reference_p): Return false if the
1643 reference can throw.
1645 2008-04-15 Jakub Jelinek <jakub@redhat.com>
1648 * c-decl.c (finish_decl): If extern or static var has variable
1649 size, set TREE_TYPE (decl) to error_mark_node.
1651 2008-04-15 Rafael Espindola <espindola@google.com>
1653 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
1656 2008-04-15 Richard Guenther <rguenther@suse.de>
1658 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
1659 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
1660 (visit_reference_op_load): Do walk vuse-vdef chains on
1661 vn_reference_lookup.
1662 (visit_reference_op_store): But do not here.
1663 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
1664 vn_reference_lookup.
1665 (vn_lookup_with_vuses): But do so here.
1667 2008-04-14 Ian Lance Taylor <iant@google.com>
1669 * fold-const.c (fold_overflow_warning): Remove assertion.
1671 2008-04-15 Ben Elliston <bje@au.ibm.com>
1673 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
1674 temp1 local variables.
1676 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
1679 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
1680 ".text.unlikely" section as executable.
1682 2008-04-14 James E. Wilson <wilson@tuliptree.org>
1684 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1685 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
1686 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
1687 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
1688 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
1689 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
1690 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
1692 2008-04-14 Ian Lance Taylor <iant@google.com>
1694 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
1695 * fold-const.c (fold_comparison): If appropriate, test
1696 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
1697 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
1698 reassociating a pointer type.
1699 * doc/invoke.texi (Optimize Options): Document that
1700 -fstrict-overflow applies to pointer wraparound.
1702 2008-04-13 Jan Hubicka <jh@suse.cz>
1704 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
1706 2008-04-12 Andrew Pinski <pinskia@gmail.com>
1708 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
1709 we are going to "save the world".
1711 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
1713 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
1714 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
1715 operand 0 constraint, not "=".
1717 2008-04-11 James E. Wilson <wilson@tuliptree.org>
1719 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
1721 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1723 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
1724 of size of positions_needed * CHAR_BIT.
1726 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1729 * dse.c (store_info): Change positions_needed to unsigned
1731 (lowpart_bitmask): New.
1732 (record_store): Cast to unsigned HOST_WIDE_INT for
1733 positions_needed. Assert width <= size of positions_needed *
1734 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
1735 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
1736 lowpart_bitmask to set mask.
1738 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1740 * config/bfin/constraints.md: New file.
1741 * config/bfin/bfin.md: Include it.
1742 (adddi3): Use satisfies_constraint functions instead of the old macros.
1743 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
1744 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
1745 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
1746 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
1747 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
1748 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
1749 EXTRA_CONSTRAINT): Delete.
1750 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
1751 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
1753 * config/bfin/bfin.c: Include "tm-constrs.h".
1754 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
1755 Use satisfies_constraint functions instead of the old macros.
1756 * doc/md.texi (Blackfin Constraints): Update file name reference.
1758 2008-04-11 Richard Guenther <rguenther@suse.de>
1760 PR tree-optimization/35869
1761 * tree-vrp.c (execute_vrp): Move switch statement update after
1762 jump threading. Schedule another cfg cleanup run.
1764 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
1767 * attribs.c (decl_attributes): Return early on errorneous node.
1769 2008-04-10 Oleg Ryjkov <olegr@google.com>
1771 * tree.h (struct tree_base): Added a new flag default_def_flag.
1772 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
1774 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1776 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
1778 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1781 * pa.md: Define mode iterator P. Define mode attribute dwc.
1782 (dcacheflush): Update pattern to use iterator P and attribute dwc.
1783 (icacheflush): Likewise.
1784 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
1785 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
1787 2008-04-11 Ben Elliston <bje@au.ibm.com>
1789 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
1791 2008-04-10 Rafael Espindola <espindola@google.com>
1793 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
1794 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
1795 (extract_range_from_expr): The same.
1797 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1799 * config/mips/mips.md (GPR2): New mode iterator.
1801 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
1802 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
1803 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
1804 Rewrite these to take two modes, the mode of comparison and the
1805 mode of the destination.
1806 * config/mips/mips.c (mips_expand_scc): Instead of having
1807 paradoxical subreg as destination, expand "narrowing" scc if mode
1808 of comparison is SI and target is requested in DI mode.
1809 (mips_emit_int_order_test): Update comment. Make mode of
1810 comparison match CMP0 rather than TARGET. When creating inverse
1811 target use mode of TARGET.
1813 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1815 * gcov-dump.c (tag_summary): Only print summaries for the first
1816 GCOV_COUNTERS_SUMMABLE counters.
1818 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
1820 * config/i386/i386.md (absneg): New code iterator.
1821 (absnegprefix): New code attribute.
1822 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
1823 patterns using absneg code iterator.
1824 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
1825 using absneg code iterator.
1826 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
1827 *neg<mode>2 patterns using absneg code iterator.
1828 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1829 *negextendsfdf2 patterns using absneg code iterator.
1830 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
1831 *negextendsfxf2 patterns using absneg code iterator.
1832 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1833 *negextendsfdf2 patterns using absneg code iterator.
1834 * config/i386/sse.md (<code><mode>2): Macroize expander from
1835 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
1837 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
1839 * config/s390/s390.h: Remove the remains of the recent search
1840 & replace action of current_function_outgoing_args_size.
1842 2008-04-10 Ira Rosen <irar@il.ibm.com>
1844 PR tree-optimization/35821
1845 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
1846 NEW_STMT_LIST is not NULL.
1848 2008-04-09 David Edelsohn <edelsohn@gnu.org>
1851 * toplev.c (process_options): Remove -ffunction-sections debugging
1854 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
1856 PR middle-end/PR28690
1857 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
1858 than gen_rtx_fmt_ee to perform more canonicalizations.
1860 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1863 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
1865 2008-04-09 Richard Guenther <rguenther@suse.de>
1867 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
1868 (dump_function_to_file): Dump function arguments with types.
1870 2008-04-08 Richard Guenther <rguenther@suse.de>
1872 * fold-const.c (fold_widened_comparison): Do not allow
1873 sign-changes that change the result.
1875 2008-04-08 Janis Johnson <janis187@us.ibm.com>
1878 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
1879 kinds of indirect references.
1881 2008-04-08 David Edelsohn <edelsohn@gnu.org>
1883 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
1884 GNU Fortran language string.
1886 2008-04-08 Rafael Espindola <espindola@google.com>
1888 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
1889 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
1890 * tree.h (tree_call_nonnegative_warnv_p): New.
1892 2008-04-08 Jan Hubicka <jh@suse.cz>
1894 * function.c (free_after_compilation): Clear out regno_reg_rtx
1897 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
1900 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1902 PR middle-end/PR28690
1903 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
1904 same precedence as REG_POINTER and MEM_POINTER operands.
1906 2008-04-08 Richard Guenther <rguenther@suse.de>
1909 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
1910 for adding index to base.
1912 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
1914 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
1915 (MINGW_ENABLE_EXECUTE_STACK): New.
1916 (IN_LIBGCC2): For libgcc include windows.h file for
1917 function declarations.
1919 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
1921 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
1922 and tem2 if tem1 is not a REG or MULT.
1924 2008-04-08 Jan Hubicka <jh@suse.cz>
1926 * function.h (incomming_args): Break out of struct function.
1927 (function_subsections): Break out of struct function.
1928 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
1929 return_rtx and hard_reg_initial_vals from struct function.
1930 Kill inl_max_label_num.
1931 (current_function_pops_args, current_function_args_info,
1932 current_function_args_size, current_function_args_size,
1933 current_function_pretend_args_size,
1934 current_function_outgoing_args_size,
1935 current_function_internal_arg_pointer, current_function_return_rtx):
1936 Kill compatibility accestor macros.
1937 * builtins.c (expand_builtin_apply_args_1): Update.
1938 (expand_builtin_next_arg): Update.
1939 * df-scan.c (df_get_call_refs): Update.
1940 * dbxout.c (dbxout_function_end): Update.
1941 * dwarf2out.c (dwarf2out_switch_text_section): Update.
1942 (output_line_info): Update.
1943 (secname_for_decl): Update.
1944 (dwarf2out_var_location): Update.
1945 * function.c (free_after_compilation): Update.
1946 (assign_parm_find_stack_rtl): Update.
1947 (assign_parms): Update.
1948 (expand_dummy_function_end): Update.
1949 (expand_function_end): Update.
1950 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
1951 (expand_call): Update.
1952 (emit_library_call_value_1): Update.
1953 (store_one_arg): Update.
1954 * varasm.c (initialize_cold_section_name): Update.
1955 (unlikely_text_section): Update.
1956 (unlikely_text_section_p): Update.
1957 (assemble_start_function): Update.
1958 (assemble_end_function): Update.
1959 (default_section_type_flags): Update.
1960 (switch_to_section): Update.
1961 * integrate.c (set_decl_abstract_flags): Update.
1962 (get_hard_reg_initial_val): Update.
1963 (has_hard_reg_initial_val): Update.
1964 (allocate_initial_values): Update.
1965 * resource.c (init_resource_info): Update.
1966 * config/alpha/alpha.c (NUM_ARGS): Update.
1967 (direct_return): Update.
1968 (alpha_va_start): Update.
1969 (alpha_sa_size): Update.
1970 (alpha_initial_elimination_offset): Update.
1971 (alpha_expand_prologue): Update.
1972 (alpha_start_function): Update.
1973 (alpha_expand_epilogue): Update.
1974 (unicosmk_initial_elimination_offset):
1975 * config/alpha/alpha.md (call expander): Update.
1976 * config/s390/s390.c (s390_register_info): Update.
1977 (s390_register_info): Update.
1978 (s390_frame_info): Update.
1979 (s390_initial_elimination_offset): Update.
1980 (s390_build_builtin_va_list): Update.
1981 (s390_va_start): Update.
1982 * config/spu/spu.c (direct_return): Update.
1983 (spu_expand_prologue): Update.
1984 (spu_initial_elimination_offset): Update.
1985 (spu_build_builtin_va_list): Update.
1986 (spu_va_start): Update.
1987 * config/sparc/sparc.c (sparc_init_modes): Update.
1988 (sparc_compute_frame_size): Update.
1989 (function_value): Update.
1990 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
1991 * config/i386/i386.md (return expander): Update.
1992 * config/i386/i386.c (ix86_va_start): Update.
1993 (ix86_can_use_return_insn_p): Update.
1994 (ix86_compute_frame_layout): Update.
1995 (ix86_expand_epilogue): Update.
1996 * config/sh/sh.c (output_stack_adjust): Update.
1997 (calc_live_regs): Update.
1998 (sh_expand_prologue): Update.
1999 (sh_builtin_saveregs): Update.
2000 (sh_va_start): Update.
2001 (initial_elimination_offset): Update.
2002 (sh_allocate_initial_value): Update.
2003 (sh_function_ok_for_sibcall): Update.
2004 (sh_get_pr_initial_val): Update.
2005 * config/sh/sh.md (return expander): Update.
2006 * config/avr/avr.c (frame_pointer_required_p): UPdate.
2007 * config/crx/crx.c (crx_compute_frame): UPdate.
2008 (crx_initial_elimination_offset): UPdate.
2009 * config/xtensa/xtensa.c (compute_frame_size): Update
2010 (xtensa_builtin_saveregs): Update.
2011 (xtensa_va_start): Update.
2012 (order_regs_for_local_alloc): Update.
2013 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
2014 (xstormy16_expand_builtin_va_start): Update.
2015 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
2016 * config/m68hc11/m68hc11.md (return expanders): Update.
2017 * config/m68hc11/m68hc11.c (expand_prologue): Update.
2018 (expand_epilogue): Update.
2019 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
2020 (cris_simple_epilogue): Update.
2021 (cris_expand_prologue): Update.
2022 (cris_expand_epilogue): Update.
2023 * config/iq2000/iq2000.c (iq2000_va_start): Update.
2024 (compute_frame_size): Update.
2025 * config/mt/mt.c (mt_compute_frame_size): Update.
2026 * config/mn10300/mn10300.c (expand_prologue): Update.
2027 (expand_epilogue): Update.
2028 (initial_offset): Update.
2029 (mn10300_builtin_saveregs):
2030 * config/mn10300/mn10300.md (return expander): Update.
2031 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2032 (ia64_initial_elimination_offset): Update.
2033 (ia64_initial_elimination_offset): Update.
2034 (ia64_expand_prologue): Update.
2035 * config/m68k/m68k.md (return expander): Update.
2036 * config/rs6000/rs6000.c (rs6000_va_start): Update.
2037 (rs6000_stack_info): Update.
2038 * config/mcore/mcore.c (layout_mcore_frame): Update.
2039 (mcore_expand_prolog): Update.
2040 * config/arc/arc.c (arc_compute_frame_size): Update.
2041 * config/score/score3.c (score3_compute_frame_size): Update.
2042 * config/score/score7.c (score7_compute_frame_size): Update.
2043 * config/arm/arm.c (use_return_insn): Update.
2044 (thumb_find_work_register): Update.
2045 (arm_compute_save_reg_mask): Update.
2046 (arm_output_function_prologue): Update.
2047 (arm_output_epilogue): Update.
2048 (arm_size_return_regs): Update.
2049 (arm_get_frame_offsets): Update.
2050 (arm_expand_prologue): Update.
2051 (thumb_exit): Update.
2052 (thumb_unexpanded_epilogue): Update.
2053 (thumb1_output_function_prologue): Update.
2054 * config/pa/pa.md (return expander): Update.
2055 * config/pa/pa.c (compute_frame_size): Update.
2056 (hppa_builtin_saveregs): Update.
2057 * config/mips/mips.c (mips_va_start): Update.
2058 (mips16_build_function_stub): Update.
2059 (mips_compute_frame_info): Update.
2060 (mips_restore_gp): Update.
2061 (mips_output_function_prologue): Update.
2062 (mips_expand_prologue): Update.
2063 * config/v850/v850.c (compute_frame_size): Update.
2064 (expand_prologue): * config/mmix/mmix.c (along): update.
2065 (mmix_initial_elimination_offset): update.
2066 (mmix_reorg): update.
2067 (mmix_use_simple_return): update.
2068 (mmix_expand_prologue): update.
2069 (mmix_expand_epilogue): Update.
2070 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
2071 (emit_link_insn): Update.
2073 2008-04-08 Anatoly Sokolov <aesok@post.ru>
2075 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
2076 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
2078 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
2081 2008-04-07 Jan Hubicka <jh@suse.cz>
2083 * function.h (rtl): Rename to x_rtl.
2085 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2086 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2087 used_temp_slots avail_temp_slots, temp_slot_level,
2088 nonlocal_goto_handler_labels): Update accesstors.
2089 (rtl): New global variable.
2090 (struct function): Move some fileds to rtl_data.
2091 (get_arg_pointer_save_area): Update prototype.
2092 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2093 get_arg_pointer_save_area.
2094 * expr.c (init_expr): Update
2095 * function.c (get_frame_size): Update
2096 (assign_stack_local): Update
2097 (expand_function_end): Update.
2098 (get_art_pointer_save_area): Update
2100 * emit-rtl.c (rtl): Declare.
2101 (regno_reg_rtx): Declare.
2102 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2104 (gen_reg_rtx): Update.
2105 * varasm.c (n_deferred_constatns): Update accestor.
2106 (init_varasm_status): Do not allocate varasm_status.
2107 (force_const_mem, get_pool_size, output_constant_pool): Update.
2108 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2109 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2110 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
2111 * sparc/sparc.h (INIT_EXPANDERS): Update.
2112 * ia64/ia64.h (INIT_EXPANDERS): Update.
2114 2008-04-07 James E. Wilson <wilson@tuliptree.org>
2116 * reload.c (push_secondary_reload): Add missing break to for loop.
2118 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
2120 PR middle-end/PR28690
2121 * rtlanal.c: Update copyright years.
2122 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
2123 as REG_POINTER and MEM_POINTER operands.
2124 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
2125 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
2126 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
2127 * gcse.c: Update copyright years.
2128 (pre_delete): Call gen_reg_rtx_and_attrs.
2129 (hoist_code): Likewise.
2130 (build_store_vectors): Likewise.
2131 (delete_store): Likewise.
2132 * loop-invariant.c (move_invariant_reg): Likewise.
2133 Update copyright years.
2135 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
2137 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
2138 control string instead of quoted.
2140 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2142 * doc/rtl.texi: Rewrite of subreg section.
2144 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
2147 * config/i386/i386.c (legitimize_pic_address): Add treating
2148 of dllimport SYM_REF's.
2149 (legitimize_dllimport_symbol): Add prototype.
2151 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
2153 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
2154 reference in constructor with non self-referential type.
2156 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
2158 Removal of Return with Depressed Stack Pointer support
2159 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
2160 (ECF_SP_DEPRESSED): Likewise.
2161 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
2162 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
2163 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2164 (expand_call): Do not test ECF_SP_DEPRESSED.
2165 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2166 * function.c (keep_stack_depressed): Delete.
2167 (handle_epilogue_set): Likewise.
2168 (update_epilogue_consts): Likewise.
2169 (emit_equiv_load): Likewise.
2170 (thread_prologue_and_epilogue_insns): Remove support for Return with
2171 Depressed Stack Pointer.
2172 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2174 2008-04-06 Richard Guenther <rguenther@suse.de>
2176 PR tree-optimization/35400
2177 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
2178 information from SSA_NAMEs.
2180 2008-04-06 Anatoly Sokolov <aesok@post.ru>
2182 * config/avr/avr.h (avr_mega_p): Remove declaration.
2183 (AVR_MEGA): Remove macro.
2184 * config/avr/avr.c (avr_mega_p): Remove variable.
2185 (avr_override_options): Remove inicializion of avr_mega_p.
2186 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
2187 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
2188 (avr_jump_mode): (Ditto.).
2189 (avr_output_progmem_section_asm_op): (Ditto.).
2190 (avr_asm_init_sections): (Ditto.).
2191 (avr_asm_init_sections): (Ditto.).
2192 (avr_rtx_costs): (Ditto.).
2193 * config/avr/avr.md: (Ditto.).
2194 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
2197 2008-04-06 Richard Guenther <rguenther@suse.de>
2199 PR tree-optimization/35842
2200 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
2201 is_gimple_invariant_address.
2203 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2205 * gcc.c (default_compilers): Sync Fortran extensions list with
2206 that in fortran/lang-specs.h.
2207 * doc/invoke.texi: Likewise.
2208 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
2209 * dwarf2out.c (gen_compile_unit_die): Likewise.
2211 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
2213 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
2215 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
2218 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
2219 attribute is used for nested functions.
2221 2008-04-05 Jan Hubicka <jh@suse.cz>
2223 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
2225 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
2227 (dump_files): Update.
2228 (enable_rtl_dump_file): Do not accept letter argument.
2229 * tree-pass.h (dump_file_info): Remove letter argument.
2230 * toplev.c (decode_d_option): Update -da handling.
2231 * toplev.h (enable_rtl_dump_file): Update prototype.
2232 * passes.c (register_one_dump_file): Do not accept IPA argument; work
2233 it out based on pass type.
2234 (register_dump_files_1): Likewise.
2235 (init_optimization_passes): Update register_one_dump_file calls.
2236 (execute_one_pass): Sanity check that IPA passes are called at IPA
2237 level and RTL passes at RTL level.
2238 (execute_pass_list): IPA pass can not be after or subpass of
2240 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
2241 disallov RTL subpasses of IPA subpasses.
2243 2008-04-05 Ben Elliston <bje@au.ibm.com>
2245 * tree-cfg.c (need_fake_edge_p): Return false for calls to
2246 builtins that return exactly once and do not throw. Cache call to
2249 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
2251 PR rtl-optimization/34916
2253 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
2254 between instruction pairs.
2256 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
2258 * doc/invoke.texi: Document -mbitops for SH.
2259 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
2260 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
2261 * config/sh/sh.c (print_operand): Add %t operand code.
2262 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
2263 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
2264 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
2265 (extendqihi2): Likewise.
2266 (movqi_i): Likewise.
2267 (insv): Use bset, bclr and bst instructions for SH2A if possible.
2268 (extv): Use bld instruction for SH2A if possible.
2270 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
2271 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
2272 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
2273 (bset.b, bclr.b): Define peepholes.
2274 * config/sh/sh.opt (mbitops): New option.
2276 2008-04-04 Janis Johnson <janis187@us.ibm.com>
2279 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
2280 and view convert expression.
2282 2008-04-04 Jakub Jelinek <jakub@redhat.com>
2285 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
2287 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
2289 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
2291 * config/i386/cpuid.h (bit_AES): New.
2292 (bit_PCLMUL): Likewise.
2294 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
2295 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
2296 SSE2 if AES or PCLMUL is enabled.
2297 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
2298 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
2299 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
2300 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
2301 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
2302 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
2303 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
2304 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
2305 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
2306 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
2307 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
2308 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
2309 __builtin_ia32_aeskeygenassist128 and
2310 __builtin_ia32_pclmulqdq128.
2311 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
2312 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
2313 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
2315 * config/i386/i386.h (TARGET_AES): New.
2316 (TARGET_PCLMUL): Likewise.
2317 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
2319 * config/i386/i386.md (UNSPEC_AESENC): New.
2320 (UNSPEC_AESENCLAST): Likewise.
2321 (UNSPEC_AESDEC): Likewise.
2322 (UNSPEC_AESDECLAST): Likewise.
2323 (UNSPEC_AESIMC): Likewise.
2324 (UNSPEC_AESKEYGENASSIST): Likewise.
2325 (UNSPEC_PCLMUL): Likewise.
2327 * config/i386/i386.opt (maes): New.
2328 (mpclmul): Likewise.
2330 * config/i386/sse.md (aesenc): New pattern.
2331 (aesenclast): Likewise.
2333 (aesdeclast): Likewise.
2335 (aeskeygenassist): Likewise.
2336 (pclmulqdq): Likewise.
2338 * config/i386/wmmintrin.h: New.
2340 * doc/extend.texi: Document AES and PCLMUL built-in function.
2342 * doc/invoke.texi: Document -maes and -mpclmul.
2344 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
2346 * function.c (free_after_parsing): Replace with
2347 cxx_push_function_context from C++ front-end.
2348 (allocate_struct_function): Don't call langhook.
2349 * langhooks.h (struct lang_hooks_for_functions): Delete.
2350 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
2352 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
2353 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
2354 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
2355 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
2356 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
2357 remove LANG_HOOKS_FUNCTION_INITIALIZER.
2358 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
2360 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
2361 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
2363 2008-04-04 Jakub Jelinek <jakub@redhat.com>
2366 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
2369 2008-04-04 Richard Guenther <rguenther@suse.de>
2372 * fold-const.c (optimize_minmax_comparison): Use the correct
2373 type for the constant in the simplified comparison.
2375 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
2377 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
2378 Pass L2 size as "--param l2-cache-size" to the compiler.
2379 (decode_l2_cache): New function to decode L2 cache parameters using
2380 0x8000006 extended cpuid function.
2381 (detect_caches_amd): Determine parameters of L2 cache using
2382 decode_l2_caches function.
2383 (decode_caches_intel): Decode L2 cache parameters.
2384 (detect_caches_intel): Determine L2 cache parameters using
2385 decode_caches_intel and decode_l2_caches functions.
2387 2008-04-03 Bob Wilson <bob.wilson@acm.org>
2389 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
2390 secondary input reload for subword loads from the constant pool.
2392 2008-04-03 Janis Johnson <janis187@us.ibm.com>
2395 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
2396 constants of the appropriate size for runtime calculations.
2399 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
2400 decimal-float literal constant zero.
2402 2008-04-03 Jakub Jelinek <jakub@redhat.com>
2405 * c-parser.c (c_parser_omp_atomic): Call
2406 default_function_array_conversion on the RHS.
2409 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
2410 call is_variable_sized if decl has incomplete type.
2412 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
2414 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
2416 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
2418 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
2420 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
2421 (sgt<u>): Merge sgt and sgtu into new expander.
2422 (sgt, sgtu): Remove expanders.
2423 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
2424 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
2425 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
2426 *sgtu_<mode>_mips16 into new pattern.
2427 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
2428 (sge<u>): Merge sge and sgeu into new expander.
2429 (sge, sgeu): Remove expanders.
2430 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
2432 (*sge_<mode>, second *sge_<mode>): Remove patterns.
2433 (slt<u>): Merge slt and sltu into new expander.
2434 (slt, sltu): Remove expanders.
2435 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
2436 (*slt_<mode>, *sltu_<mode>): Remove patterns.
2437 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
2438 *sltu_<mode>_mips16 into new pattern.
2439 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
2440 (sle<u>): Merge sle and sleu into new expander.
2441 (sle, sleu): Remove expanders.
2442 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
2443 (*sle_<mode>, *sleu_<mode>): Remove patterns.
2444 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
2445 *sleu_<mode>_mips16 into new pattern.
2446 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
2448 2008-04-03 Jan Hubicka <jh@suse.cz>
2450 PR tree-optimization/35795
2451 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
2452 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2453 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2454 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2455 * score/score3.c (score3_output_mi_thunk): Likewise.
2456 * score/score7.c (score7_output_mi_thunk): Likewise.
2457 * mips/mips.c (mips_output_mi_thunk): Likewise.
2459 2008-04-03 Richard Guenther <rguenther@suse.de>
2461 * tree-vrp.c (extract_range_from_unary_expr): Handle all
2462 conversions. Simplify code.
2464 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
2466 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
2468 2008-04-03 Tom Tromey <tromey@redhat.com>
2469 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2471 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
2472 * config/bfin/t-bfin-linux (generated_files): Add
2473 linux-sysroot-suffix.h.
2474 * doc/install.texi (Prerequisites): Require make 3.80.
2475 * doc/sourcebuild.texi (Front End Directory): Document new
2477 * Makefile.in (generated_files): New variable.
2478 (ALL_HOST_OBJS): New variable.
2479 ($(ALL_HOST_OBJS)): New target.
2481 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
2483 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
2484 (remap_block): Call id->transform_lang_insert_block instead
2486 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
2487 Set id.transform_lang_insert_block to NULL.
2488 (clone_body): Move to cp/optimize.c
2489 * tree-inline.h (struct copy_body_data): Change
2490 transform_lang_insert_block to function pointer.
2491 (copy_generic_body, copy_decl_no_change): Export.
2492 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
2493 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
2494 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
2496 * c-tree.h (insert_block): Kill.
2497 * c-decl.c (insert_block): Kill.
2499 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
2501 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2502 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
2503 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
2505 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
2506 argument, call {push,pop}_function_context from here.
2507 * c-parser.c: Use c_{push,pop}_function_context.
2509 * function.c (push_function_context_to): Move meat ...
2510 (push_function_context): ... here. Simplify.
2511 * function.c (pop_function_context_from): Move meat ...
2512 (pop_function_context): ... here. Simplify.
2513 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
2515 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2516 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
2517 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
2518 * tree.h (push_function_context_to, pop_function_context_from): Remove.
2520 2008-04-03 Ben Elliston <bje@au.ibm.com>
2522 * expmed.c (extract_force_align_mem_bit_field): Remove.
2524 2008-04-03 Richard Guenther <rguenther@suse.de>
2527 * expr.h (try_casesi): Adjust prototype.
2528 * expr.c (try_casesi): Take fallback label as extra parameter.
2529 Use that for gen_casesi if default_label is NULL.
2530 * stmt.c (expand_case): Pass fallback label to try_casesi,
2531 make sure to fill gaps with a fallback label if default_label
2534 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
2537 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
2539 2008-04-03 Ben Elliston <bje@au.ibm.com>
2541 * expmed.c (extract_split_bit_field): Remove if (0) code.
2542 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
2543 (do_ds_constraint): Likewise.
2545 2008-04-02 Joseph Myers <joseph@codesourcery.com>
2547 * doc/cppopts.texi (-dU): Document.
2548 * c-common.h (flag_dump_macros): Update comment.
2549 * c-opts.c (handle_OPT_d): Handle -dU.
2550 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
2551 dump_queued_macros, cb_used_define, cb_used_undef): New.
2552 (init_pp_output): Handle -dU.
2553 (cb_line_change): Call dump_queued_macros.
2554 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
2556 2008-04-02 Anatoly Sokolov <aesok@post.ru>
2558 * config/avr/predicates.md (io_address_operand): New predicate.
2559 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
2560 * config/avr/avr.c (avr_io_address_p): Remove function.
2561 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
2562 'avr_io_address_p' function.
2563 (out_movhi_r_mr): (Ditto.).
2564 (out_movqi_mr_r): (Ditto.).
2565 (out_movhi_mr_r): (Ditto.).
2566 (avr_address_cost): (Ditto.).
2568 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
2570 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
2571 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
2572 in 32bit mode when XMM registers are available to avoid store
2574 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
2575 corresponding post-reload splitters.
2577 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2579 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
2580 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
2581 __builtin_ia32_roundss.
2582 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
2583 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
2584 __builtin_ia32_roundss.
2585 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
2586 IX86_BUILTIN_SHUFPD here.
2588 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2590 * config/i386/i386.md (plogic): New.
2591 (plogicprefix): Likewise.
2593 * config/i386/mmx.md (mmx_<code><mode>3): New.
2594 (mmx_and<mode>3): Removed.
2595 (mmx_ior<mode>3): Likewise.
2596 (mmx_xor<mode>3): Likewise.
2598 * config/i386/sse.md (<code><mode>3): New.
2599 (*<code><mode>3): Likewise.
2600 (*<code><mode>3): Likewise.
2601 (<code><mode>3): Likewise.
2602 (*sse_<code><mode>3): Likewise.
2603 (*sse2_<code><mode>3): Likewise.
2604 (<code>tf3): Likewise.
2605 (*<code>tf3): Likewise.
2606 (and<mode>3): Likewise.
2607 (*and<mode>3): Likewise.
2608 (ior<mode>3): Removed.
2609 (*ior<mode>3): Likewise.
2610 (xor<mode>3): Likewise.
2611 (*xor<mode>3): Likewise.
2612 (*and<mode>3): Likewise.
2613 (*ior<mode>3): Likewise.
2614 (*xor<mode>3): Likewise.
2615 (and<mode>3): Likewise.
2616 (*sse_and<mode>3): Likewise.
2617 (*sse2_and<mode>3): Likewise.
2619 (*andtf3): Likewise.
2620 (ior<mode>3): Likewise.
2621 (*sse_ior<mode>3): Likewise.
2622 (*sse2_ior<mode>3): Likewise.
2624 (*iortf3): Likewise.
2625 (xor<mode>3): Likewise.
2626 (*sse_xor<mode>3): Likewise.
2627 (*sse2_xor<mode>3): Likewise.
2629 (*xortf3): Likewise.
2631 2008-04-02 Richard Guenther <rguenther@suse.de>
2633 PR tree-optimization/14495
2634 PR tree-optimization/34793
2635 * tree-vrp.c (struct switch_update): New structure.
2636 (to_remove_edges, to_update_switch_stmts): New VECs.
2637 (simplify_switch_using_ranges): New function. Remove not taken
2638 case labels and edges.
2639 (simplify_stmt_using_ranges): Call it.
2640 (identify_jump_threads): Mark edges we have queued for removal
2641 so we don't thread them.
2642 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
2644 * tree-cfg.c (group_case_labels): Deal with missing default label.
2645 (tree_verify_flow_info): Allow missing default label.
2646 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
2647 (emit_case_nodes): Likewise.
2648 (expand_case): Do not rely on the default label to be present.
2649 * expr.c (try_casesi): Deal with NULL default_label.
2650 (do_tablejump): Likewise.
2652 2008-04-02 Richard Guenther <rguenther@suse.de>
2654 PR tree-optimization/14495
2655 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
2656 SWITCH_EXPR here ...
2657 (vrp_visit_switch_stmt): ... but here (new function).
2658 (find_case_label_index): New helper function.
2659 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
2661 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2663 * fwprop.c: Fix ISO-C99ism.
2665 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2668 * Makefile.in (objdir): Set it here.
2669 * configure.ac: Not here. Find dynamic linker characteristics.
2670 * exec-tool.in: Use them.
2671 * aclocal.m4: Regenerate.
2672 * configure: Regenerate.
2674 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2676 * expr.c (expand_var): Delete it.
2677 * expr.h (expand_var): Delete prototype.
2678 * function.c (expand_function_start): Use expand_decl instead.
2679 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
2682 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
2684 PR rtl-optimization/35542
2685 * fwprop.c (forward_propagate_and_simplify): Replace
2686 loc_reg_mentioned_in_p with reg_mentioned_p.
2688 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2690 PR rtl-optimization/35281
2691 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
2692 (propagate_rtx_1): Handle PR_HANDLE_MEM.
2693 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
2694 (varying_mem_p): Move above propagate_rtx.
2695 (all_uses_available_at): Do not check MEMs.
2697 2008-04-02 Rafael Espindola <espindola@google.com>
2699 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
2700 (register_edge_assert_for_2): Split the cond argument.
2701 (register_edge_assert_for_1): Adjust for the change in
2702 register_edge_assert_for_2.
2703 (register_edge_assert_for): Split the cond argument.
2704 (find_switch_asserts): Adjust for the change in
2705 register_edge_assert_for.
2707 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
2709 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
2710 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
2711 offsets for 64-bit mingw.
2712 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
2713 abi for x86_64-pc-mingw.
2715 2008-04-02 Richard Guenther <rguenther@suse.de>
2717 * tree-vrp.c (extract_range_from_assert): Make sure to not
2718 produce range min/max with TREE_OVERFOW set.
2719 If merging a anti-range and a range keep the anti-range if
2720 the range covers all values of the type.
2721 (register_edge_assert_for_2): Only allow sign-changing
2722 conversions in detecting canonical range checks. Also
2723 register an assert for the unsigned name if useful.
2725 PR tree-optimization/35787
2726 * tree-vrp.c (vrp_val_max): New function.
2727 (vrp_val_min): Likewise.
2728 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
2729 (vrp_val_is_min): Likewise.
2730 (supports_overflow_infinity): Use vrp_val_{min,max}.
2731 (negative_overflow_infinity): Likewise.
2732 (positive_overflow_infinity): Likewise.
2733 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
2734 (is_positive_overflow_infinity): Likewise.
2735 (is_overflow_infinity): Likewise.
2736 (avoid_overflow_infinity): Use vrp_val_{min,max} and
2737 vrp_val_is_{min,max}.
2738 (set_and_canonicalize_value_range): Canonicalize anti-ranges
2739 to ranges if possible. Avoid empty ranges.
2741 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2744 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
2745 the expression is a function address.
2747 2008-04-01 George Helffrich <george@gcc.gnu.org>
2749 PR fortran/35154, fortran/23057
2750 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
2751 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
2752 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
2753 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
2755 (dbxout_syms): Check for COMMON-based symbol and wrap in
2756 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
2757 in bracket for efficiency.
2759 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
2760 using DW_TAG_common_block + member offset.
2761 (add_pubname_string): New function.
2762 (dw_expand_expr): New function to find block name and offset for
2764 (common_check): New function to check whether symbol in Fortran COMMON.
2765 (gen_variable_die): If COMMON, use DW_TAG_common_block.
2767 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
2770 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
2772 2008-04-02 Ben Elliston <bje@au.ibm.com>
2774 * config/v850/v850.md (casesi): Remove if (0) code.
2775 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2776 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
2778 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
2780 * config/i386/i386.md (rex64suffix): New mode attribute.
2781 (floathi<mode>2): Disable expander for SSE math.
2782 (*floathi<mode>2_1): New insn insn_and_split pattern.
2783 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
2784 corresponding post-reload splitters.
2785 (*floathi<mode>2_i387): New macroized insn pattern.
2786 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
2787 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
2788 insn_and_split pattern.
2789 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
2790 New macroized instruction patterns and corresponding post-reload
2792 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
2793 and corresponding post-reload splitters.
2794 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
2795 New macroized instruction patterns.
2796 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
2797 macroized instruction patterns and corresponding post-reload splitters.
2798 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
2799 corresponding post-reload splitters.
2800 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
2801 New macroized instruction patterns.
2802 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
2803 corresponding post-reload splitters.
2804 (*floatsi<mode>2_i387): New macroized instruction patterns.
2806 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
2808 * config/i386/i386.md (smaxmin): New.
2809 (umaxmin): Likewise.
2810 (maxminiprefix): Likewise.
2811 (maxminfprefix): Likewise.
2812 (<code><mode>3): Likewise.
2813 (smin<mode>3): Removed.
2814 (smax<mode>3): Likewise.
2816 * config/i386/mmx.md (mmx_<code>v2sf3): New.
2817 (mmx_<code>v4hi3): Likewise.
2818 (mmx_<code>v8qi3): Likewise.
2819 (mmx_smaxv2sf3): Removed.
2820 (mmx_sminv2sf3): Likewise.
2821 (mmx_umaxv8qi3): Likewise.
2822 (mmx_smaxv4hi3): Likewise.
2823 (mmx_uminv8qi3): Likewise.
2824 (mmx_sminv4hi3): Likewise.
2826 * config/i386/sse.md (<addsub><mode>3): New.
2827 (*<addsub><mode>3): Likewise.
2828 (<sse>_vm<addsub><mode>3): Likewise.
2829 (<maxmin><mode>3): Likewise.
2830 (*<maxmin><mode>3_finite): Likewise.
2831 (*<maxmin><mode>3): Likewise.
2832 (<sse>_vm<maxmin><mode>3): Likewise.
2833 (sse3_h<addsub>v4sf3): Likewise.
2834 (sse3_h<addsub>v2df3): Likewise.
2835 (<maxmin>v16qi3): Likewise.
2836 (*<maxmin>v16qi3): Likewise.
2837 (<maxmin>v8hi3): Likewise.
2838 (*<maxmin>v8hi3): Likewise.
2839 (*sse4_1_<maxmin><mode>3): Likewise.
2840 (*sse4_1_<maxmin><mode>3): Likewise.
2841 (add<mode>3): Removed.
2842 (*add<mode>3): Likewise.
2843 (<sse>_vmadd<mode>3): Likewise.
2844 (sub<mode>3): Likewise.
2845 (*sub<mode>3): Likewise.
2846 (<sse>_vmsub<mode>3): Likewise.
2847 (smin<mode>3): Likewise.
2848 (*smin<mode>3_finite): Likewise.
2849 (*smin<mode>3): Likewise.
2850 (<sse>_vmsmin<mode>3): Likewise.
2851 (smax<mode>3): Likewise.
2852 (*smax<mode>3_finite): Likewise.
2853 (*smax<mode>3): Likewise.
2854 (<sse>_vmsmax<mode>3): Likewise.
2855 (sse3_haddv4sf3): Likewise.
2856 (sse3_haddv2df3): Likewise.
2857 (sse3_hsubv4sf3): Likewise.
2858 (sse3_hsubv2df3): Likewise.
2859 (umaxv16qi3): Likewise.
2860 (*umaxv16qi3): Likewise.
2861 (smaxv8hi3): Likewise.
2862 (*smaxv8hi3): Likewise.
2863 (*sse4_1_smax<mode>3): Likewise.
2864 (*sse4_1_umax<mode>3): Likewise.
2865 (uminv16qi3): Likewise.
2866 (*uminv16qi3): Likewise.
2867 (sminv8hi3): Likewise.
2868 (*sminv8hi3): Likewise.
2869 (*sse4_1_smin<mode>3): Likewise.
2870 (*sse4_1_umin<mode>3): Likewise.
2872 2008-04-01 Rafael Espindola <espindola@google.com>
2874 * tree-cfg.c (verify_expr): remove in_phi.
2875 (verify_stmt): Don't call walk_tree with verify_expr. Use
2876 is_gimple_min_invariant instead of is_gimple_val.
2878 2008-04-01 Joseph Myers <joseph@codesourcery.com>
2880 * doc/include/gpl_v3.texi: Update for manpage generation.
2881 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
2883 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
2884 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
2885 gpl_v3.texi instead of gpl.texi.
2888 2008-04-01 Jakub Jelinek <jakub@redhat.com>
2891 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
2893 2008-04-01 Rafael Espindola <espindola@google.com>
2895 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
2896 (extract_code_and_val_from_cond): Use
2897 extract_code_and_val_from_cond_with_ops.
2899 2008-04-01 Jan Hubicka <jh@suse.cz>
2901 * function.c (free_after_compilation): Free epilogue_delay_list.
2902 (prepare_function_start): Assert that previous compilation was freed.
2904 2008-04-01 Jan Hubicka <jh@suse.cz>
2905 Jim Wilson <wilson@tuliptree.org>
2906 Andreas Tobler <andreast@gcc.gnu.org>
2909 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
2910 rtl.emit instead cfun->emit.
2911 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
2912 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
2914 2008-04-01 Ben Elliston <bje@au.ibm.com>
2916 * doc/c-tree.texi (Function Basics): Fix grammatical error.
2918 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
2920 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
2922 (fprofile-use): Add var flag_profile_use
2923 * coverage.c (coverage_begin_output): Do not open a gcno file for
2924 output only if -ftest-coverage is set.
2925 Do not add getpwd() to gcda file path.
2926 (build_gcov_info): Check the new flag
2927 flag_profile_datafile_relative_path.
2928 (coverage_init): Use profile_data_prefix.
2929 Read profile counter only if flag_profile_use is set.
2930 * opts.c (common_handle_option): New option fprofile-use=,
2931 fprofile-dir=, fprofile-generate=.
2932 * toplev.c (profile_data_prefix): New variable definition.
2933 * toplev.h (profile_data_prefix): New declaration.
2934 * doc/invoke.tex (Option Summary, Optimization Options):
2937 2008-03-31 James E. Wilson <wilson@tuliptree.org>
2939 * varasm.c (output_constant_pool_1): In LABEL_REF check,
2940 use tmp consistently.
2943 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
2944 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2945 UNSPEC_FR_RECIP_APPROX_RES.
2946 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
2948 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
2951 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
2953 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2956 * fold-const.c (fold_indirect_ref_1): Support accessing non first
2957 element of the vector via a pointer.
2959 2008-03-31 Ian Lance Taylor <iant@google.com>
2961 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
2963 2008-03-31 Jan Hubicka <jh@suse.cz>
2965 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2966 get_arg_pointer_save_area.
2967 * expr.c (init_expr): Just clear out rtl.expr.
2968 * function.c (free_after_compilation): Clear out whole RTL structure.
2969 (get_func_frame_size): Merge into ...
2970 (get_frame_size): ... this one.
2971 (assign_stack_local_1): Merge into ...
2972 (assign_stack_local): ... this one.
2973 (expand_function_end): Update call of get_arg_pointer_save_area.
2974 (get_art_pointer_save_area): Remove cfun argument.
2975 * function.h (emit_status): regno_pointer_align does not need length
2976 attribute. Move x_regno_reg_rtx to ...
2977 (regno_reg_rtx): ... new global array.
2978 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
2979 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
2980 apply_args_value, forced_labels, stack_pointer_delta):
2982 (struct varasm_status): Move here from varasm.c
2983 (struct rtl_data): New. Move here some fields from struct function.
2984 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2985 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2986 used_temp_slots avail_temp_slots, temp_slot_level,
2987 nonlocal_goto_handler_labels): Update accesstors.
2988 (rtl): New global variable.
2989 (struct function): Move some fileds to rtl_data.
2990 (get_arg_pointer_save_area): Update prototype.
2991 * emit-rtl.c (rtl): Declare.
2992 (regno_reg_rtx): Declare.
2993 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2995 (gen_reg_rtx): Update.
2996 (init_virtual_regs): Do not tate emit_status argument.
2997 (init_emit): Do not allocate emit.
2998 * varasm.c (varasm_statuc): Move to function.h.
2999 (n_deferred_constatns): Update accestor.
3000 (init_varasm_status): Do not allocate varasm_status.
3001 (force_const_mem, get_pool_size, output_constant_pool): Update.
3002 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3003 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3005 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
3007 PR rtl-optimization/35729
3008 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
3011 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
3014 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
3015 load/store if memory is unaligned.
3016 (*movti_rex64): Likewise.
3018 * config/i386/predicates.md (misaligned_operand): New.
3020 2008-03-31 Andrew Pinski <pinskia@gmail.com>
3023 * tree-ssa-phiopt.c (conditional_replacement): Return early for
3026 2008-03-31 Jan Beulich <jbeulich@novell.com>
3028 * config/ia64/constraints.md: Add 'j' constraint.
3029 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
3030 (movdi_internal): Likewise.
3032 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
3035 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
3037 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
3040 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
3041 proper error message for the third argument on blendpd and
3044 * config/i386/sse.md (blendbits): New.
3045 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
3047 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
3049 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
3051 2008-03-30 Richard Guenther <rguenther@suse.de>
3054 * fold-const.c (fold_sign_changed_comparison): Do leave
3055 conversions to base-types alone.
3057 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
3059 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
3060 the link register if one altivec register is be saved.
3062 2008-03-30 Ben Elliston <bje@au.ibm.com>
3064 * final.c (final_scan_insn): Remove if (0) code.
3066 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
3068 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
3070 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
3072 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
3073 of V4SFmode to ix86_binary_operator_ok.
3075 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
3077 * config/i386/i386.c (override_options): Initialize
3078 ix86_veclib_handler to ix86_veclibabi_svml when
3079 -mveclibabi=svml is used.
3080 (ix86_veclibabi_svml): New function for SVML ABI style
3081 vectorization support.
3082 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
3084 2008-03-28 Rafael Espindola <espindola@google.com>
3086 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
3087 (tree_binary_nonnegative_warnv_p): Make it public.
3088 (tree_single_nonnegative_warnv_p): Make it public.
3089 (tree_invalid_nonnegative_warnv_p): Make it public.
3090 (tree_unary_nonzero_warnv_p): Make it public.
3091 (tree_binary_nonzero_warnv_p): Make it public
3092 (tree_single_nonzero_warnv_p): Make it public.
3093 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
3094 (extract_range_from_binary_expr): Split the expr argument.
3095 (extract_range_from_unary_expr): Split the expr argument.
3096 (extract_range_from_comparison): Split the expr argument.
3097 (extract_range_from_expr): Use the new aux functions.
3098 (vrp_evaluate_conditional_warnv): Use
3099 vrp_evaluate_conditional_warnv_with_ops.
3100 * tree.h (tree_unary_nonzero_warnv_p): Declare.
3101 (tree_binary_nonzero_warnv_p): Declare.
3102 (tree_single_nonzero_warnv_p): Declare.
3103 (tree_expr_nonzero_warnv_p): Declare.
3104 (tree_unary_nonnegative_warnv_p): Declare.
3105 (tree_binary_nonnegative_warnv_p): Declare.
3106 (tree_single_nonnegative_warnv_p): Declare.
3107 (tree_invalid_nonnegative_warnv_p): Declare.
3109 2008-03-28 Richard Guenther <rguenther@suse.de>
3111 PR tree-optimization/30317
3112 PR tree-optimization/30911
3113 PR tree-optimization/34793
3114 * tree-vrp.c (set_and_canonicalize_value_range): New function.
3115 (struct assert_locus_d): New member EXPR.
3116 (register_new_assert_for): Add EXPR parameter to support
3117 ASSERT_EXPR <name, expr OP limit>.
3118 (register_edge_assert_for_1): Adjust callers.
3119 (find_assert_locations): Likewise.
3120 (process_assert_insertions_for): Build condition from expression.
3121 (extract_range_from_assert): Handle ASSERT_EXPRs
3122 of the form ASSERT_EXPR <name, expr OP limit>.
3123 (register_edge_assert_for_2): New helper registering
3124 asserts for comparisons. Recognize range tests of the form
3125 (unsigned)i - CST1 OP CST2.
3126 (register_edge_assert_for_1): Use it.
3127 (register_edge_assert_for): Likewise.
3128 (needs_overflow_infinity): Integer sub-types
3129 do not need overflow infinities.
3130 (vrp_val_is_max): The extreme values of integer sub-types
3131 are those of the base type.
3132 (vrp_val_is_min): Likewise.
3133 * tree.def (ASSERT_EXPR): Document extra allowed conditional
3136 2008-03-28 Nick Clifton <nickc@redhat.com>
3139 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
3140 Return GENERAL_REGS for stack adjustment reloads.
3142 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3145 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
3146 const_vector when all the vectors are constant.
3148 2008-03-27 Bob Wilson <bob.wilson@acm.org>
3150 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
3152 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
3153 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
3155 (s<code>_sf): Use new scc_sf attribute for opcode names.
3157 2008-03-27 Tom Tromey <tromey@redhat.com>
3159 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
3160 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
3161 config/spu/t-spu-elf, config/i386/t-interix,
3162 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
3163 config/i386/x-darwin, config/i386/x-mingw32,
3164 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
3165 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
3166 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
3167 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
3168 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
3169 config/rs6000/x-darwin, config/rs6000/t-rs6000,
3170 config/score/t-score-elf, config/arm/t-strongarm-pe,
3171 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
3172 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
3173 Revert automatic dependency patch.
3175 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
3178 * config/i386/i386.c (ix86_function_arg_boundary): Align
3179 decimal floating point to its natural boundary.
3181 2008-03-27 Richard Guenther <rguenther@suse.de>
3184 * fold-const.c (fold_comparison): Restrict distinct decl
3185 comparison folding to VAR_DECLs and PARM_DECLs. Do not
3186 solely rely on operand_equal_p.
3188 2008-03-27 Richard Guenther <rguenther@suse.de>
3191 * c-common.c (handle_weak_attribute): Reject combination of
3194 2008-03-27 Richard Guenther <rguenther@suse.de>
3196 PR tree-optimization/32810
3197 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
3198 conversions from DECL_INITIAL.
3199 (fold_const_aggregate_ref): Likewise from constructor elements.
3201 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
3203 * tree-affine.h (aff_combination_expand): Declare.
3204 (get_inner_reference_aff): Likewise.
3205 * tree-affine.c (aff_combination_expand): Split out from
3206 tree_to_aff_combination_expand.
3207 (get_inner_reference_aff): New function.
3208 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
3209 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
3210 (struct lim_aux_data): sm_done field removed.
3211 (mem_ref_loc_p, mem_ref_locs_p): New types.
3212 (struct mem_ref): Added id, stored, accesses_in_loop,
3213 indep_loop, dep_loop, indep_ref, dep_ref fields.
3214 Removed is_stored, locs and next fields.
3215 (memory_accesses): New variable.
3216 (movement_possibility): Do not allow moving statements
3217 that store to memory.
3218 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
3220 (determine_max_movement): For statements with memory references,
3221 find the outermost loop in that the reference is independent.
3222 (move_computations_stmt): Mark the virtual operands for renaming.
3223 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
3224 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
3225 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
3226 add_vop_ref_mapping, create_vop_ref_mapping_loop,
3227 create_vop_ref_mapping, analyze_memory_references,
3228 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
3229 get_all_locs_in_loop, ref_always_accessed_p,
3230 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
3231 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
3232 store_motion_loop, store_motion): New functions.
3233 (struct vop_to_refs_elt): New type.
3234 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
3235 memref_hash, memref_eq, hoist_memory_references): Rewritten.
3236 (schedule_sm): Replaced by...
3237 (execute_sm): ... this.
3238 (determine_lsm_ref, hoist_memory_references,
3239 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
3240 find_more_ref_vops, free_mem_ref, free_mem_refs,
3241 determine_lsm_loop, determine_lsm): Removed.
3242 (tree_ssa_lim_finalize): Free data structures used by store motion.
3243 (tree_ssa_lim): Call analyze_memory_references. Use
3244 store_motion instead of determine_lsm.
3246 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
3248 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
3249 rename tmake_file to m68hc11/t-m68hc11.
3250 (mcore): Set inhibit_libc to true.
3251 * config.host (alpha*-dec-*vms*): Set extra_programs.
3252 (interix3*): Don't use host_xmake_file.
3253 * configure.ac: Let config.gcc override inhibit_libc.
3254 * configure: Regenerate.
3256 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
3257 * config/t-openbsd-thread: Remove commented out lines.
3259 * config/x-interix: Remove.
3261 * config/m68hc11/t-m68hc11-gas: Rename to...
3262 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
3264 * config/mcore/t-mcore: Remove T_CFLAGS.
3265 * config/mcore/t-mcore-pe: Likewise.
3267 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
3269 * configure.ac: Replace custom __GNU_SOURCE test with
3270 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
3271 * aclocal.m4: Regenerate.
3272 * configure: Regenerate.
3273 * config.in: Regenerate.
3275 2008-03-27 Richard Guenther <rguenther@suse.de>
3277 * fold-const.c (target.h): Include.
3278 (fold_comparison): Fold comparison of addresses of decls
3279 that bind locally or of constants. Consolidate address folding code.
3280 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
3281 results from fold_binary_to_constant.
3282 (compare_values_warnv): Likewise.
3284 2008-03-27 Andrew Pinski <pinskia@gmail.com>
3287 * fold-const.c (fold_truthop): Check for integeral types when folding
3288 a == 0 && b == 0 and a != 0 || b != 0 .
3290 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
3292 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
3294 2008-03-26 Andreas Schwab <schwab@suse.de>
3296 * doc/invoke.texi: Fix use of @item vs. @itemx.
3298 2008-03-26 Tom Tromey <tromey@redhat.com>
3300 * Makefile.in (build/gensupport.o, build/print-rtl.o,
3301 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
3302 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
3303 build/gencodes.o, build/genconditions.o, build/genconfig.o,
3304 build/genconstants.o, build/genemit.o, build/genextract.o,
3305 build/genflags.o, build/genmddeps.o, build/genopinit.o,
3306 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
3309 2008-03-26 Richard Guenther <rguenther@suse.de>
3312 2008-03-26 Richard Guenther <rguenther@suse.de>
3314 * fold-const.c (target.h): Include.
3315 (fold_comparison): Fold comparison of addresses of two decls
3316 that bind locally. Consolidate address folding code.
3318 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3320 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
3321 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
3322 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
3323 dconstsqrt2, dconstthird, dconste and/or dconst10.
3324 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
3325 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
3326 dconstsqrt2, dconste): Delete.
3327 (init_emit_once): Likewise. Simplify initializing dconstm1.
3329 * real.c (get_real_const): New.
3330 * real.h (dconst3, dconst10, dconstm2, dconstthird,
3331 dconstsqrt2, dconste): Delete.
3332 (real_value_const, get_real_const): New.
3334 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
3336 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
3338 * config/i386/i386.c (ix86_function_arg_boundary): Check
3339 BIGGEST_ALIGNMENT instead of 128.
3340 (setup_incoming_varargs_64): Likewise.
3342 2008-03-26 Tom Tromey <tromey@redhat.com>
3344 * Makefile.in (DEPFILES): Add missing '/'.
3346 2008-03-26 Richard Guenther <rguenther@suse.de>
3348 * fold-const.c (target.h): Include.
3349 (fold_comparison): Fold comparison of addresses of two decls
3350 that bind locally. Consolidate address folding code.
3352 2008-03-26 Nick Clifton <nickc@redhat.com>
3355 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
3356 not allow INT+INT as a legitimate addressing mode.
3358 2008-03-26 Richard Guenther <rguenther@suse.de>
3360 * tree-flow.h (widen_bitfield): Remove declaration.
3361 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
3362 (widen_bitfield): Remove function.
3363 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
3366 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3369 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
3372 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
3374 PR rtl-optimization/35232
3375 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
3376 (forget_old_reloads_1, forget_marked_reloads): Don't clear
3377 reg_reloaded_call_part_clobbered here.
3378 (reload_regs_reach_end_p): New function.
3379 (reload_reg_rtx_for_input): New variable.
3380 (reload_reg_rtx_for_output): Likewise.
3381 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
3382 when reassigning a pseudo register. Load reloadreg from
3383 reload_reg_rtx_for_input, moving the mode and register
3385 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
3386 instead of the original when deciding whether an input reload
3387 would be a no-op or whether an output reload can be deleted.
3388 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
3389 when setting up new_spill_reg_store. Load it from
3390 reload_reg_rtx_for_output, moving the mode and register
3392 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
3393 instead of the original when deciding whether an output reload
3394 would be a no-op. Do the same when modifying insn notes.
3395 Use rtx_equal_p instead of == to compare the registers.
3396 (inherit_piecemeal_p): Take a mode and two register numbers
3398 (emit_reload_insns): Clear new_spill_reg_store for every hard
3399 register in the reload register. Remove spill registers
3400 from reg_reloaded_valid before considering whether to record
3401 inheritance information for them. Use reload_reg_rtx_for_output
3402 instead of reg_rtx when recording output reloads. Use
3403 reload_reg_rtx_for_input instead of reg_rtx when recording
3404 input reloads. Set or clear reg_reloaded_call_part_clobbered
3405 at the same time as setting reg_reloaded_valid.
3406 (delete_output_reload): Add a new_reload_reg parameter and use it
3407 instead of rld[j].reg_rtx.
3408 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
3411 2008-03-25 Tom Tromey <tromey@redhat.com>
3413 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
3414 (build/genattr.o): Likewise.
3415 (build/genattrtab.o): Likewise.
3416 (build/gencodes.o): Likewise.
3417 (build/genconfig.o): Likewise.
3418 (build/genconstants.o): Likewise.
3419 (build/genemit.o): Likewise.
3420 (build/genextract.o): Likewise.
3421 (build/genflags.o): Likewise.
3423 2008-03-25 Bob Wilson <bob.wilson@acm.org>
3425 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
3426 instead of size_int for integer types.
3427 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
3428 to match type of MINUS_EXPR.
3430 2008-03-25 Tom Tromey <tromey@redhat.com>
3432 * configure: Rebuilt.
3433 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
3436 2008-03-25 Tom Tromey <tromey@redhat.com>
3438 * config/x-solaris (host-solaris.o): Update.
3439 * config/x-linux (host-linux.o): Update.
3440 * config/x-hpux (host-hpux.o): Update.
3441 * config/x-darwin (host-darwin.o): Update.
3442 * config/v850/t-v850e (v850-c.o): Update.
3443 * config/v850/t-v850 (v850-c.o): Update.
3444 * config/t-vxworks (vxworks.o): Update.
3445 * config/t-sol2 (sol2-c.o, sol2.o): Update.
3446 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
3447 * config/spu/t-spu-elf (spu-c.o): Update.
3449 * config/sh/t-symbian (sh-c.o): Update.
3450 (symbian.o): Update.
3451 * config/sh/t-sh (sh-c.o): Update.
3452 * config/score/t-score-elf (score7.o, score3.o): Update.
3453 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
3454 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
3455 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
3456 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
3458 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
3459 * config/m32c/t-m32c (m32c-pragma.o): Update.
3460 * config/ia64/t-ia64 (ia64-c.o): Update.
3461 * config/i386/x-mingw32 (host-mingw32.o): Update.
3462 * config/i386/x-i386 (driver-i386.o): Update.
3463 * config/i386/x-darwin (host-i386-darwin.o): Update.
3464 * config/i386/x-cygwin (host-cygwin.o): Update.
3465 * config/i386/t-nwld (nwld.o): Update.
3466 * config/i386/t-netware (netware.o): Update.
3467 * config/i386/t-interix (winnt.o): Update.
3468 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
3469 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
3470 msformat-c.o): Update.
3471 * config/bfin/t-bfin-linux (generated_files): Add
3472 linux-sysroot-suffix.h.
3473 * config/arm/t-wince-pe (pe.o): Update.
3474 * config/arm/t-strongarm-pe (pe.o): Update.
3475 * config/arm/t-pe (pe.o): Update.
3476 * config/arm/t-arm (arm-c.o): Update.
3477 * doc/install.texi (Prerequisites): Require make 3.80.
3478 * Makefile.in: Remove .o targets.
3479 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
3480 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
3481 (simple_generated_h, simple_generated_c): Move earlier.
3482 (generated_files): New variable.
3483 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
3484 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
3485 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
3486 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
3487 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
3488 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
3489 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
3490 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
3491 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
3492 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
3493 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
3494 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
3496 (COMPILE.base, COMPILE): New variables.
3497 (%.o): New pattern rule.
3498 (ALL_HOST_OBJS): New variable.
3499 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
3500 (dummy-checksum.o, cc1-checksum.o): Remove.
3501 (DRIVER_SHLIB): New variable.
3502 (DRIVER_DEFINES): Use it.
3503 (gencondmd.c): Move out of build/.
3504 (s-conditions): Update.
3505 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
3506 (ALL_BUILD_OBJS): Likewise.
3507 (build/%.o): Use BUILDCOMPILE.
3508 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
3509 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
3510 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
3511 build/gencheck.o, build/gencodes.o, build/genconditions.o,
3512 build/genconfig.o, build/genconstants.o, build/genemit.o,
3513 build/genextract.o, build/genflags.o, build/genmddeps.o,
3514 build/genopinit.o, build/genoutput.o, build/genpeep.o,
3515 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
3516 build/gen-protos.o, build/scan.o, build/fix-header.o,
3517 build/scan-decls.o): Simplify.
3518 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
3519 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
3520 prefix.o, toplev.o): Reduce to variable setting.
3521 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
3522 ($(out_object_file), gcc-options.o): New targets.
3523 ($(ALL_HOST_OBJS)): New target. Include dependency files.
3524 * configure: Rebuilt.
3525 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
3526 * doc/sourcebuild.texi (Front End Directory): Document new variable.
3528 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
3530 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
3531 complain when we hit an error, return ERROR_MARK_NODE.
3533 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3535 * config/sh/constraints.md (Pso, Psz): New constraints.
3536 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
3537 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
3539 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3541 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
3542 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
3544 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3546 * config/sh/sh.md (prefetch): Add condition for SH2A target.
3547 (prefetch_sh2a): New.
3549 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3550 Naveen.H.S <naveen.hs@kpitcummins.com>
3552 * config/sh/constraints.md (I28): New constraint.
3553 * config/sh/sh.c (broken_move): Add support for movi20s.
3554 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
3556 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
3557 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3558 Naveen.H.S <naveen.hs@kpitcummins.com>
3560 * config/sh/sh.c (SH_ATTRIBUTES): Define.
3561 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
3562 (print_operand): Handle resbank in %@ operand code.
3563 (sh_encode_section_info): New.
3564 (push_regs): Add conditions for resbank.
3565 (sh_expand_epilogue): Likewise.
3566 (sh_insert_attributes): Likewise.
3567 (sh_attribute_table): Likewise.
3568 (sh_handle_resbank_handler_attribute): New.
3569 (sh2a_handle_function_vector_handler_attribute): New.
3570 (sh2a_is_function_vector_call): New.
3571 (sh2a_get_function_vector_number): New.
3572 (sh2a_function_vector_p): New.
3573 (sh_cfun_resbank_handler_p): New.
3574 * config/sh/sh.md (calli): Emit jsr/n if possible.
3575 (calli_tbr_rel): New.
3576 (calli_pcrel): Emit jsr/n if possible.
3577 (return_i): Emit rts/n if possible.
3578 (call_valuei_tbr_rel): New.
3579 (call_valuei_pcrel): Add condition for SH2A target.
3580 (call_value): Likewise.
3581 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
3582 (sh2a_get_function_vector_number): Likewise.
3583 (sh2a_is_function_vector_call): Likewise.
3584 * doc/extend.texi: Document TBR relative addressing of SH2A.
3585 (resbank): Add description for SH2A.
3587 2008-03-24 Richard Guenther <rguenther@suse.de>
3590 * gimplify.c (gimplify_modify_expr): For frontend type-correct
3591 pointer assignments change conversions according to middle-end rules.
3592 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
3593 * configure.ac: Include type checking in yes.
3594 * configure: Regenerate.
3596 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3598 * diagnostic.c (diagnostic_count_diagnostic): Delete.
3599 (diagnostic_report_diagnostic): Update. Handle ICEs here.
3601 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
3603 * gthr-vxworks.h (UNUSED): Define.
3605 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
3607 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
3609 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
3611 * doc/extend.texi (Function Attributes): Add missing comma in the
3612 example of the "alloc_size" attribute.
3614 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
3617 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
3619 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3622 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3625 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3626 of the underlying type of a MS bitfield layout to the natural
3627 alignment of the type.
3629 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3631 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3632 to their natural alignment to avoid store forwarding stalls.
3634 2008-03-22 Richard Guenther <rguenther@suse.de>
3636 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
3637 For PHI nodes verify the address is invariant.
3638 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
3639 (get_symbol_constant_value): Use is_gimple_min_invariant.
3640 (maybe_fold_stmt_indirect): Likewise.
3642 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
3644 PR rtl-optimization/33927
3645 * Makefile.in (dse.o): Depend on $(TM_P_H).
3646 * expr.h (extract_low_bits): Declare.
3647 * expmed.c (extract_low_bits): New function.
3648 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
3649 * dse.c: Include tm_p.h.
3650 (find_shift_sequence): Remove the read_reg argument and return the
3651 read value. Emit the instructions instead of returning them.
3652 Iterate on new_mode rather than calculating it each time.
3653 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
3654 source to NEW_MODE and extract_low_bits to convert the shifted
3656 (replace_read): Allow the load and store to have different mode
3657 classes. Use extract_low_bits when SHIFT == 0. Create the shift
3658 or extraction instructions before trying the replacement. Update
3659 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
3661 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3663 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3664 to their natural alignment to avoid store forwarding stalls.
3666 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3669 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
3670 encouraging but not allowing gprs for input;
3671 change the input constraint to !f#r.
3672 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
3674 change the output constraint to !f#r.
3676 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
3679 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
3680 corresponding post-reload splitters.
3681 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
3682 when x87 FP math is selected.
3683 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
3684 New function prototype.
3685 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
3686 unreachable function to ease macroization of insn patterns.
3688 2008-03-21 Martin Jambor <mjambor@suse.cz>
3690 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
3691 reference dumps if ddr is NULL or dependence is unknown.
3693 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3695 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
3696 unsigned extension into account.
3697 (ATOMIC_COMPARE_AND_SWAP): Likewise.
3698 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
3699 Do computations on a scratch register.
3701 2008-03-21 Richard Guenther <rguenther@suse.de>
3703 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3704 Use is_gimple_min_invariant instead of TREE_INVARIANT.
3705 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
3706 * tree-ssa-dom.c (record_equality): Likewise.
3707 * tree-inline.c (copy_body_r): Likewise.
3708 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
3711 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3713 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
3714 as 'delete_unused' argument.
3716 2008-03-20 Richard Guenther <rguenther@suse.de>
3718 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
3719 special casing of constant qualifiers.
3720 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
3721 care about them in general.
3722 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
3723 regardless of their type.
3724 (fold_stmt_r): Forcefully fold *& if we end up with that.
3726 2008-03-20 Paul Brook <paul@codesourcery.com>
3728 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
3729 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
3731 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
3733 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
3734 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
3736 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
3738 * common.opt (Wmudflap): New option.
3739 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
3740 (mx_register_decls): Likewise.
3741 (mudflap_finish_file): Likewise.
3742 * doc/invoke.texi: Document -Wno-mudflap.
3744 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
3746 * c-format.c (replace_format_name_to_system_name): New.
3748 (convert_format_name_to_system_name): New.
3749 (decode_format_attr): Add use of convert_format_name_to_system_name.
3750 (format_types_orig): Add gnu_ prefix to names.
3751 (check_format_info_main): Special treating of \0 escaped names for
3752 supporting multi-character format specifiers as I32, I64.
3753 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
3754 (gnu_target_overrides_format_attributes): New.
3755 * c-format.h: Add structure target_ovr_attr to hold
3756 system specific formatter names.
3757 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
3758 msformat-c.o file to c_target_objs and cxx_target_objs.
3759 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3760 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
3761 (TARGET_N_FORMAT_TYPES): New.
3762 * config/i386/msformat-c.c: New.
3763 * config/i386/t-cygming: Add build rule for msformat-c.o.
3764 * doc/extend.texi: Add new format names gnu_* and ms_* and
3766 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3768 2008-03-20 Ira Rosen <irar@il.ibm.com>
3770 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
3771 optimizations turned on under -O3.
3772 (ftree-vectorize): Add that the flag is turned on with -O3.
3774 2008-03-20 Ben Elliston <bje@au.ibm.com>
3776 * regmove.c (try_auto_increment): Fix spelling error in comment.
3777 * final.c (final_scan_insn): Likewise.
3779 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
3782 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
3783 allocator preferences for "y" and "r" class registers.
3784 ("*mov<mode>_internal"): Ditto.
3785 ("*movv2sf_internal_rex64"): Ditto.
3786 ("*movv2sf_internal"): Ditto.
3788 2008-03-19 Michael Matz <matz@suse.de>
3791 * calls.c (expand_call): Check overlap of arguments with call
3792 address for sibcalls.
3794 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3797 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3798 of the underlying type of a MS bitfield layout to the natural
3799 alignment of the type.
3801 2008-03-19 Jan Hubicka <jh@suse.cz>
3804 * toplev.c (decode_d_option): Handle all CPP flags.
3805 * tree-vrp.c: Update tree_pass descriptors.
3806 * regrename.c: Update tree_pass descriptors.
3807 * fwprop.c: Update tree_pass descriptors.
3808 * doc/invoke.texi: Remove documentation of dropped -d? flags.
3809 * tree-into-ssa.c: Update tree_pass descriptors.
3810 * tree-dump.c: Update tree_pass descriptors.
3811 * tree-complex.c: Update tree_pass descriptors.
3812 * tree-dump.h: Update tree_pass descriptors.
3813 * see.c: Update tree_pass descriptors.
3814 * cgraphbuild.c: Update tree_pass descriptors.
3815 * tracer.c: Update tree_pass descriptors.
3816 * tree-loop-distribution.c: Update tree_pass descriptors.
3817 * cgraph.c: Update tree_pass descriptors.
3818 * postreload-gcse.c: Update tree_pass descriptors.
3819 * postreload.c: Update tree_pass descriptors.
3820 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
3821 * tree-tailcall.c: Update tree_pass descriptors.
3822 * tree-pass.h (tree_opt_pass): Rename to ...
3823 (opt_pass) ... this one; add "type" field and remove letter field.
3824 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
3825 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
3826 all_lowering_passes): Update declaration.
3827 * ipa-cp.c: Update tree_pass descriptors.
3828 * final.c: Update tree_pass descriptors.
3829 * omp-low.c: Update tree_pass descriptors.
3830 * tree-ssa-dse.c: Update tree_pass descriptors.
3831 * ipa-reference.c: Update tree_pass descriptors.
3832 * tree-ssa-uncprop.c: Update tree_pass descriptors.
3833 * auto-inc-dec.c: Update tree_pass descriptors.
3834 * reorg.c: Update tree_pass descriptors.
3835 * cgraphunit.c: Update tree_pass descriptors.
3836 * tree-ssa-copyrename.c: Update tree_pass descriptors.
3837 * tree-ssa-ccp.c: Update tree_pass descriptors.
3838 * df-core.c: Update tree_pass descriptors.
3839 * mode-switching.c: Update tree_pass descriptors.
3840 * tree-nomudflap.c: Update tree_pass descriptors.
3841 * modulo-sched.c: Update tree_pass descriptors.
3842 * ipa-pure-const.c: Update tree_pass descriptors.
3843 * cse.c: Update tree_pass descriptors.
3844 * web.c: Update tree_pass descriptors.
3845 * tree-stdarg.c: Update tree_pass descriptors.
3846 * tree-ssa-math-opts.c: Update tree_pass descriptors.
3847 * tree-ssa-dom.c: Update tree_pass descriptors.
3848 * tree-nrv.c: Update tree_pass descriptors.
3849 * tree-ssa-alias.c: Update tree_pass descriptors.
3850 * loop-init.c: Update tree_pass descriptors.
3851 * gimple-low.c: Update tree_pass descriptors.
3852 * ipa-inline.c: Update tree_pass descriptors.
3853 * tree-ssa-sink.c: Update tree_pass descriptors.
3854 * global.c: Update tree_pass descriptors.
3855 * ifcvt.c: Update tree_pass descriptors.
3856 * jump.c: Update tree_pass descriptors.
3857 * predict.c: Update tree_pass descriptors.
3858 * tree-ssa-loop.c: Update tree_pass descriptors.
3859 * recog.c: Update tree_pass descriptors.
3860 * dse.c: Update tree_pass descriptors.
3861 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
3862 * tree-eh.c: Update tree_pass descriptors.
3863 * regmove.c: Update tree_pass descriptors.
3865 * function.c: Update tree_pass descriptors.
3866 * tree-vectorizer.c: Update tree_pass descriptors.
3867 * gcse.c: Update tree_pass descriptors.
3868 * ipa-type-escape.c: Update tree_pass descriptors.
3869 * tree-if-conv.c: Update tree_pass descriptors.
3870 * init-regs.c: Update tree_pass descriptors.
3871 * ipa.c: Update tree_pass descriptors.
3872 * tree-ssa-phiopt.c: Update tree_pass descriptors.
3873 * rtl-factoring.c: Update tree_pass descriptors.
3874 * lower-subreg.c: Update tree_pass descriptors.
3875 * bt-load.c: Update tree_pass descriptors.
3876 * tree-dfa.c: Update tree_pass descriptors.
3877 * except.c: Update tree_pass descriptors.
3878 * emit-rtl.c: Update tree_pass descriptors.
3879 * cfgexpand.c: Update tree_pass descriptors.
3880 * tree-cfgcleanup.c: Update tree_pass descriptors.
3881 * cfgcleanup.c: Update tree_pass descriptors.
3882 * tree-ssa-pre.c: Update tree_pass descriptors.
3883 * tree-sra.c: Update tree_pass descriptors.
3884 * tree-mudflap.c: Update tree_pass descriptors.
3885 * tree-ssa-copy.c: Update tree_pass descriptors.
3886 * cfglayout.c: Update tree_pass descriptors.
3887 * tree-ssa-forwprop.c: Update tree_pass descriptors.
3888 * tree-ssa-dce.c: Update tree_pass descriptors.
3889 * tree-ssa.c: Update tree_pass descriptors.
3890 * regclass.c: Update tree_pass descriptors.
3891 * integrate.c: Update tree_pass descriptors.
3892 * tree-optimize.c: Update tree_pass descriptors.
3893 * tree-ssa-phiprop.c: Update tree_pass descriptors.
3894 * tree-object-size.c: Update tree_pass descriptors.
3895 * combine.c: Update tree_pass descriptors.
3896 * tree-outof-ssa.c: Update tree_pass descriptors.
3897 * bb-reorder.c: Update tree_pass descriptors.
3898 * stack-ptr-mod.c: Update tree_pass descriptors.
3899 * var-tracking.c: Update tree_pass descriptors.
3900 * tree-profile.c: Update tree_pass descriptors.
3901 * tree-vect-generic.c: Update tree_pass descriptors.
3902 * reg-stack.c: Update tree_pass descriptors.
3903 * sched-rgn.c: Update tree_pass descriptors.
3904 * tree-ssa-structalias.c: Update tree_pass descriptors.
3905 * tree-cfg.c: Update tree_pass descriptors.
3906 * passes.c (current_pass): Update declaration.
3907 (finish_optimization_passes): Update.
3908 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
3909 (register_one_dump_file, register_dump_files_1, next_pass_1):
3911 (init_optimization_passes): Update handling of new types.
3912 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
3913 * ipa-struct-reorg.c: Update tree_pass descriptors.
3914 * tree-ssa-reassoc.c: Update tree_pass descriptors.
3915 * combine-stack-adj.c: Update tree_pass descriptors.
3916 * cfgrtl.c: Update tree_pass descriptors.
3917 * dce.c: Update tree_pass descriptors.
3918 * tree-ssanames.c: Update tree_pass descriptors.
3920 2008-03-19 Richard Guenther <rguenther@suse.de>
3923 * tree-ssa.c (walk_data): New structure.
3924 (warn_uninitialized_var): If not always_executed warn with "maybe"
3926 (execute_early_warn_uninitialized): Compute post-dominators.
3927 Initialize always_executed before processing each basic block.
3929 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
3932 * config/i386/i386.c (x86_this_parameter): Calculate correct location
3933 of "this" pointer when "regparm = N" or "fastcall" is in effect.
3935 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3937 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
3939 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
3941 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
3943 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
3944 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
3945 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
3946 target after ignore has been set, and move there also the commputation
3947 of subtarget and original_target.
3948 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
3949 (LANG_HOOKS_INITIALIZER): Remove it.
3950 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
3952 2008-03-18 Richard Guenther <rguenther@suse.de>
3954 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
3955 found an expression with constants, note that in the VN for the lhs.
3956 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
3957 fold them to constants if possible. Run cleanup_cfg if done so.
3958 (execute_pre): Return todo.
3960 (execute_fre): Likewise.
3961 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
3963 (get_prop_source_stmt): Look through pointer conversions.
3965 2008-03-18 Jan Hubicka <jh@suse.cz>
3967 * tree-pretty-print.c: Include predict.h.
3968 (dump_generic_node): Dump predictor.
3969 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
3970 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
3971 * gimple-low.c (lower_stmt): Likewise.
3972 * expr.c (expand_expr_real): Likewise.
3973 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
3975 (build_predict_expr, build_predict_expr): New.
3976 * predict.h (predictor_name, build_predict_expr): Update.
3977 * c-typeck.c (c_finish_bc_stmt): Add prediction.
3978 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
3979 * predict.def (PRED_CONTINUE): Update hitrate.
3980 * tree.def (PREDICT_EXPR): Define.
3981 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
3982 do not handle BIND_EXPR.
3983 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
3984 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
3985 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
3988 2008-03-18 Michael Matz <matz@suse.de>
3990 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
3992 2008-03-18 Richard Guenther <rguenther@suse.de>
3994 * tree-gimple.h (is_gimple_invariant_address): Declare.
3995 (is_gimple_constant): Likewise.
3996 * tree-gimple.c (is_gimple_constant): New function.
3997 (is_gimple_invariant_address): Likewise.
3998 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
3999 and is_gimple_invariant_address.
4000 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
4002 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
4003 an addressable base.
4005 2008-03-18 Jakub Jelinek <jakub@redhat.com>
4008 * gimplify.c (gimplify_expr): Gimplify second operand of
4011 2008-03-17 Richard Guenther <rguenther@suse.de>
4013 PR tree-optimization/19637
4014 * fold-const.c (fold_unary): Remove restrictions of removing
4015 intermediate pointer-conversions (P2)(P1)P0.
4016 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
4017 conversion to void pointer.
4018 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
4020 2008-03-16 James E. Wilson <wilson@tuliptree.org>
4023 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
4024 emulated thread local variables.
4026 2008-03-16 Richard Guenther <rguenther@suse.de>
4029 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
4030 expand TREE_INVARIANT operations that are not gimple invariant.
4032 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
4034 * doc/extend.texi (Alignment): Say that the ABI controls
4035 the __alignof__ for non-strict-alignment targets rather
4036 than being a recommendation.
4038 2008-03-15 Paul Brook <paul@codesourcery.com>
4040 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
4042 (arm_output_fn_unwind): Mark functions that can not be unwound.
4044 2008-03-15 Paul Brook <paul@codesourcery.com>
4046 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
4047 extension instructions.
4049 2008-03-15 Richard Guenther <rguenther@suse.de>
4051 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
4052 and fold constant aggregate refs.
4053 (fold_const_aggregate_ref): Handle string constants
4054 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
4055 (evaluate_stmt): Simplify now that ccp_fold folds constant
4058 2008-03-15 Paul Brook <paul@codesourcery.com>
4060 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
4061 (extzv): Use gen_extzv_t2.
4062 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
4064 2008-03-15 Richard Guenther <rguenther@suse.de>
4066 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
4067 (fold_const_aggregate_ref): Likewise.
4068 (get_value): Return NULL if we don't have any values.
4069 (ccp_finalize): Set const_val to NULL after freeing it.
4070 * tree-flow.h (get_symbol_constant_value): Declare.
4071 (fold_const_aggregate_ref): Likewise.
4072 * tree-ssa-sccvn.c (try_to_simplify): Use them.
4074 2008-03-15 Richard Guenther <rguenther@suse.de>
4077 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
4078 to not produce negative array indices if not allowed. Add
4079 parameter to indicate that.
4080 (maybe_fold_offset_to_component_ref): Allow negative array
4081 indices only for the first member of a structure.
4082 (maybe_fold_offset_to_reference): Allow negative array indices.
4083 (maybe_fold_stmt_addition): Likewise.
4085 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
4086 Anatoly Sokolov <aesok@post.ru>
4088 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
4089 (avr_arch): Add ARCH_AVR6.
4090 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
4091 (initial_elimination_offset): Initialize and use 'avr_pc_size'
4092 instead of fixed value 2.
4093 (print_operand_address): Use gs() asm specifier instead of pm().
4094 (avr_assemble_integer): (Ditto.).
4095 (avr_output_addr_vec_elt): (Ditto.).
4096 (print_operand): Handle "!" code.
4097 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
4098 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
4099 (AVR_HAVE_EIJMP_EICALL): Define.
4100 (AVR_3_BYTE_PC): Redefine.
4101 (AVR_2_BYTE_PC): (Ditto.).
4102 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
4103 (LINK_SPEC): Add atmega2560 and atmega2561.
4104 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
4106 * config/avr/avr.md (call_insn): Use eicall instead of icall
4107 for 3 byte PC devices.
4108 (call_value_insn): (Ditto.).
4109 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
4110 (indirect_jump): Use only for for 2 byte PC devices.
4111 (*tablejump): (Ditto.).
4112 (*indirect_jump_avr6): Add insn.
4113 (*tablejump_rjmp): Don't use for 3 byte PC devices.
4114 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
4115 instead of ijmp for 3 byte PC devices.
4116 (__tablejump2__): (Ditto.).
4117 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
4118 (MULITLIB_DIRNAMES): (Ditto.).
4119 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
4121 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
4123 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
4124 "sse2_umulsidi3". Use V1DI mode for operand 0.
4125 ("mmx_psadbw"): Use V1DI mode for operand 0.
4126 * config/i386/i386-modes.def (V1SI): New vector mode.
4127 * config/i386/i386.c (struct builtin_description)
4128 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
4129 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
4130 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
4131 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
4132 v1di_ftype_v8qi_v8qi type.
4133 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
4135 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
4136 __builtin_ia32_pmuludq]: Fix the mode of return value.
4138 2008-03-15 Richard Guenther <rguenther@suse.de>
4141 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
4144 2008-03-14 Bob Wilson <bob.wilson@acm.org>
4146 * doc/invoke.texi (Option Summary, Xtensa Options): Document
4147 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
4148 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
4149 unless TARGET_SERIALIZE_VOLATILE is enabled.
4150 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
4151 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
4152 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
4154 2008-03-14 Richard Guenther <rguenther@suse.de>
4156 PR tree-optimization/34172
4157 * tree-flow.h (refs_may_alias_p): Declare.
4158 (get_single_def_stmt): Likewise.
4159 (get_single_def_stmt_from_phi): Likewise.
4160 (get_single_def_stmt_with_phi): Likewise.
4161 * tree-dfa.c (refs_may_alias_p): New function.
4162 (get_single_def_stmt): Likewise.
4163 (get_single_def_stmt_from_phi): Likewise.
4164 (get_single_def_stmt_with_phi): Likewise.
4165 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
4166 (vn_reference_lookup_1): New helper function.
4167 (vn_reference_lookup): Walk the virtual use-def chain to
4168 continue searching for a match if the def does not alias the
4169 reference we are looking for.
4171 2008-03-14 David Edelsohn <edelsohn@gnu.org>
4173 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
4174 archive and Perzl. Update The Written Word listing.
4176 2008-03-14 Richard Guenther <rguenther@suse.de>
4178 PR tree-optimization/34043
4179 PR tree-optimization/33989
4180 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
4182 (bitmap_find_leader): Use extra argument to verify dominance
4183 relationship inside a basic-block.
4184 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
4185 (find_leader_in_sets): Adjust.
4186 (create_component_ref_by_pieces): Take extra argument for
4187 dominance check, handle lookup failures.
4188 (find_or_generate_expression): Likewise.
4189 (create_expression_by_pieces): Likewise.
4190 (insert_into_preds_of_block): Adjust.
4191 (create_value_expr_from): If asked for, verify all operands
4192 are in the blocks AVAIL_OUT set.
4193 (make_values_for_stmt): Check for SSA_NAMEs that are life
4194 over an abnormal edge.
4195 (compute_avail): Remove such check.
4196 (do_SCCVN_insertion): New function.
4197 (eliminate): If we do not find a leader suitable for replacement
4198 insert a replacement expression from SCCVN if available.
4199 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
4200 (struct vn_ssa_aux): Add needs_insertion flag.
4201 * tree-ssa-sccvn.c (may_insert): New global flag.
4202 (copy_reference_ops_from_ref): Value-number union member access
4203 based on its size, not type and member if insertion is allowed.
4204 (visit_reference_op_load): For a weak match from union type
4205 punning lookup a view-converted value and insert a SSA_NAME
4206 for that value if that is not found.
4207 (visit_use): Make dumps shorter. Do not disallow value numbering
4208 SSA_NAMEs that are life over an abnormal edge to constants.
4209 (free_scc_vn): Release inserted SSA_NAMEs.
4210 (run_scc_vn): New flag to specify whether insertion is allowed.
4211 Process SSA_NAMEs in forward order.
4212 * tree-ssa-loop-im.c (for_each_index): Handle invariant
4213 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
4214 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
4215 pointer type to/from integral types that do not change the
4216 precision to regular conversions.
4218 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
4220 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4221 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4222 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
4223 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
4224 input arguments and the mode of return value. Built-in functions
4225 that operate on whole 64-bit MMX register now use V1DI mode.
4227 2008-03-13 Alon Dayan <alond@il.ibm.com>
4228 Olga Golovanevsky <olga@il.ibm.com>
4230 PR tree-optimization/35041
4231 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
4232 to locate the right position in a statement.
4234 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
4238 * config/i386/xmmintrin.h: Change all static inline functions to
4239 extern inline and add __gnu_inline__ attribute.
4240 * config/i386/bmintrin.h: Ditto.
4241 * config/i386/smmintrin.h: Ditto.
4242 * config/i386/tmmintrin.h: Ditto.
4243 * config/i386/mmintrin-common.h: Ditto.
4244 * config/i386/ammintrin.h: Ditto.
4245 * config/i386/emmintrin.h: Ditto.
4246 * config/i386/pmmintrin.h: Ditto.
4247 * config/i386/mmintrin.h: Ditto.
4248 * config/i386/mm3dnow.h: Ditto.
4250 2008-03-13 Jakub Jelinek <jakub@redhat.com>
4253 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
4254 (lower_omp_2): New function.
4255 (lower_omp_1, lower_omp): Rewritten.
4257 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
4260 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
4261 with the phrase "Microsoft Windows compilers".
4262 (Push/Pop Macro Pragmas): New subsection. Document
4263 #pragma push_macro and pragma pop_macro.
4265 2008-03-12 Paul Brook <paul@codesourcery.com>
4267 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
4269 2008-03-12 Paul Brook <paul@codesourcery.com>
4271 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
4272 (thumb2_alusi3_short): Exclude PLUS and MINUS.
4273 (thumb2_addsi_shortim): Rename ...
4274 (thumb2_addsi_short): ... to this. Allow register operands.
4275 (thumb2_subsi_short): New pattern.
4276 (thumb2_one_cmplsi2_short,
4277 thumb2_negsi2_short): New patterns and peepholes.
4279 2008-03-12 Paul Brook <paul@codesourcery.com>
4281 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
4283 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
4285 * config/i386/i386.md (int_cond): New code iterator.
4287 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
4288 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
4289 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
4290 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
4291 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
4292 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
4293 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
4294 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
4296 2008-03-12 Paul Brook <paul@codesourcery.com>
4298 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
4299 instead of {arm,thumb}_compute_save_reg_mask.
4300 (output_return_instruction): Ditto.
4301 (thumb_unexpanded_epilogue): Ditto.
4302 (thumb1_expand_prologue): Ditto.
4303 (thumb1_output_function_prologue): Ditto.
4304 (arm_set_return_address): Ditto.
4305 (thumb_set_return_address): Ditto.
4306 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
4307 regs to achieve stack alignment.
4308 (thumb1_compute_save_reg_mask): Fix compiler warning.
4309 (arm_output_epilogue): Use offsets->saved_regs_mask.
4310 Adjust stack pointer by poping call clobered registers.
4311 (arm_expand_prologue): Use offsets->saved_regs_mask.
4312 Adjust stack pointer by pushing extra registers.
4313 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
4315 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
4318 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
4319 conversion to the operands of a multiplication.
4321 2008-03-12 Richard Guenther <rguenther@suse.de>
4323 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
4324 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
4325 * timevar.def (TV_TREE_PHIPROP): Add.
4326 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
4327 pass description. Use TV_TREE_PHIPROP.
4328 * tree-ssa-forwprop.c: Remove phiprop code.
4330 2008-03-12 Jakub Jelinek <jakub@redhat.com>
4333 * omp-low.c (maybe_lookup_decl): Constify first argument.
4334 (use_pointer_for_field): Change last argument from bool to
4335 omp_context *. Disallow shared copy-in/out in nested
4336 parallel if decl is shared in outer parallel too.
4337 (build_outer_var_ref, scan_sharing_clauses,
4338 lower_rec_input_clauses, lower_copyprivate_clauses,
4339 lower_send_clauses, lower_send_shared_vars): Adjust callers.
4341 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
4342 Ira Rosen <irar@il.ibm.com>
4344 * tree-vectorizer.c (free_stmt_vec_info): New function.
4345 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
4346 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
4347 * tree-vectorizer.h (free_stmt_vec_info): Declare.
4348 * tree-vect-transform.c (vectorizable_conversion): Free
4349 vec_oprnds0 if it was allocated.
4350 (vect_permute_store_chain): Remove unused VECs.
4351 (vectorizable_store): Free VECs that are allocated in the..
4353 (vect_transform_strided_load, vectorizable_load): Likewise.
4354 (vect_remove_stores): Simplify the code.
4355 (vect_transform_loop): Move code to vect_remove_stores().
4356 Call vect_remove_stores() and free_stmt_vec_info().
4358 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4360 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
4361 TARGET_HPUX. Revise comment.
4362 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
4363 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
4364 Use sr4 variant of `be' instruction when not generating PIC code.
4365 (attr_length_call): Adjust for above change.
4367 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
4369 * ipa-reference.c (static_execute): Remove module_statics_const and
4370 associated setting code.
4372 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
4375 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
4376 predicate for operand 1.
4377 (paritysi2_cmp): Use register_operand predicate for operand 2.
4378 Use earlyclobber modifier for operand 1. Remove support for
4380 (paritydi2_cmp): Use register_operand predicate for operand 3.
4381 Use earlyclobber modifier for operand 1. Remove support for
4384 2008-03-11 Paul Brook <paul@codesourcery.com>
4385 Vladimir Prus <vladimir@codesourcery.com>
4387 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
4388 (arm_compute_save_reg0_reg12_mask): Always
4389 check if register 11 must be saved. Always safe hard frame pointer
4390 when frame_pointer_needeed.
4391 (arm_compute_save_reg_mask): Save IP and PC
4392 only with apcs frames.
4393 (arm_output_epilogue): Adjust Thumb2 codepath to
4394 be also invoked and work for ARM non-apcs frames.
4395 (arm_expand_prologue): Don't bother saving IP
4396 for non-apcs frame, since it's not clobbered by
4397 prologue code. Implement non-apcs frame
4400 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
4402 PR rtl-optimization/35281
4403 * expr.c (convert_move): Use a new pseudo for the intermediate
4404 from_mode->word_mode result.
4406 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
4408 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
4409 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
4410 * toplev.c (compile_file): Don't call it.
4412 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
4415 * expr.c (store_expr): Call emit_block_move if the mode
4416 of "temp" RTX is BLKmode.
4418 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
4419 Richard Guenther <rguenther@suse.de>
4421 PR tree-optimization/31358
4422 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
4423 the step with a NULL_TREE.
4424 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
4425 to sizetype if type is a pointer type.
4426 (add_candidate_1): Don't convert the base and step to
4427 the generic type if the orginal type is a pointer type.
4428 (add_iv_value_candidates): Use sizetype for the step
4429 if type is a pointer type.
4430 (cand_value_at): Likewise.
4431 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
4433 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
4434 Don't convert the tem affine to the type.
4435 (add_elt_to_tree): Use sizetype for the step if a pointer.
4436 Use POINTER_PLUS_EXPR for pointers.
4437 (aff_combination_to_tree): Use sizetype for the step if a
4440 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
4442 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
4443 Remove commutativity hint.
4445 2008-03-10 Jakub Jelinek <jakub@redhat.com>
4449 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
4450 errorneous type. Check that v is a VAR_DECL.
4453 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
4455 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
4457 PR tree-optimization/35494
4458 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
4459 may be overriden at link and run time.
4461 2008-03-10 Richard Guenther <rguenther@suse.de>
4463 PR tree-optimization/34677
4464 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
4465 (poolify_tree): Likewise.
4466 (modify_expr_template): Likewise.
4467 (poolify_modify_stmt): Likewise.
4468 (insert_fake_stores): Handle all component-ref style stores
4469 in addition to INDIRECT_REF. Also handle complex types.
4470 Do not poolify the inserted load.
4471 (realify_fake_stores): Do not rebuild the tree but only
4472 make it a SSA_NAME copy.
4473 (init_pre): Remove initialzation of modify_expr_template.
4474 Do not allocate modify_expr_node_pool.
4475 (fini_pre): Do not free modify_expr_node_pool.
4477 2008-03-10 Paul Brook <paul@codesourcery.com>
4479 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
4482 2008-03-10 Paul Brook <paul@codesourcery.com>
4483 Mark Shinwell <shinwell@codesourcery.com>
4485 * config/arm/cortex-r4.md: New.
4486 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
4488 * config/arm/arm.md: Include cortex-r4.md.
4489 (insn): Add smmls, sdiv and udiv values.
4490 (generic_sched): Don't use generic scheduling for Cortex-R4.
4491 (arm_issue_rate): New function.
4492 (TARGET_SCHED_ISSUE_RATE): Define.
4494 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
4496 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
4498 2008-03-10 Richard Guenther <rguenther@suse.de>
4500 * tree-ssa-pre.c (get_sccvn_value): Simplify.
4501 (compute_avail): Do not add stmt uses to AVAIL_OUT.
4503 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
4505 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
4506 Set default to true.
4508 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4510 * c.opt (Wsynth): Deprecate.
4511 * doc/invoke.texi (Option Summary, Warning Options): Document
4512 -Wno-format-contains-nul.
4514 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
4517 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
4518 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
4520 2008-03-09 Ira Rosen <irar@il.ibm.com>
4522 * config/rs6000/rs6000.c (builtin_description): Rename vector
4523 left shift operations.
4524 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
4525 (altivec_vsl<VI_char>): Rename to ...
4526 (ashl<mode>3): ... new name.
4527 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
4529 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
4531 2008-03-08 Richard Guenther <rguenther@suse.de>
4533 * coverage.h (tree_coverage_counter_addr): Declare.
4534 * coverage.c (tree_coverage_counter_addr): New function.
4535 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
4537 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
4538 (tree_gen_one_value_profiler): Likewise.
4539 (tree_gen_ic_profiler): Likewise.
4540 (tree_gen_average_profiler): Likewise.
4541 (tree_gen_ior_profiler): Likewise.
4543 2008-03-08 Richard Guenther <rguenther@suse.de>
4545 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
4546 (vn_binary_op_insert): Likewise.
4547 (vn_unary_op_lookup): Likewise.
4548 (vn_unary_op_insert): Likewise.
4549 (vn_nary_op_lookup): Declare.
4550 (vn_nary_op_insert): Likewise.
4551 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
4552 and binary hashes, use a single obstack for unary_op_pool
4554 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
4555 a single struct vn_nary_op_s. Store tree code length and
4556 a variable number of operands.
4557 (struct vn_reference_op_struct): Remove unused op2.
4558 (vn_reference_op_eq): Do not compare op2.
4559 (vn_reference_op_compute_hash): Do not compute hash of op2.
4560 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
4561 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
4562 with vn_nary_op_compute_hash.
4563 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
4564 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
4566 (vn_unary_op_insert, vn_binary_op_insert): Replace with
4568 (visit_unary_op): Call nary functions.
4569 (visit_binary_op): Likewise.
4570 (process_scc): Adjust for struct vn_tables_s changes.
4571 (allocate_vn_table): Likewise.
4572 (free_vn_table): Likewise.
4573 * tree-vn.c (vn_add): Call nary functions.
4574 (vn_lookup): Likewise.
4576 2008-03-08 Jakub Jelinek <jakub@redhat.com>
4579 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
4580 wdst back after sync_compare_and_swapqhi_internal.
4582 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
4585 * config/i386/i386-modes.def (V1DI): New vector mode.
4586 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
4587 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
4588 (MMXMODE248): Ditto.
4589 (MMXMODE): Add V1DI mode.
4590 (mmxvecsize): Change DI mode to V1DI mode.
4591 ("mov<mode>): Use MMXMODEI8 mode iterator.
4592 ("*mov<mode>_internal_rex64"): Ditto.
4593 ("*mov<mode>_internal"): Ditto.
4594 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
4595 ("mmx_sub<mode>3"): Ditto.
4596 ("mmx_adddi3"): Remove insn pattern.
4597 ("mmx_subdi3"): Ditto.
4598 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
4599 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
4600 ("mmx_ashl<mode>3"): Ditto.
4601 ("mmx_lshrdi3"): Remove insn pattern.
4602 ("mmx_ashldi3"): Ditto.
4603 * config/i386/i386.c (classify_argument): Handle V1DImode.
4604 (function_arg_advance_32): Ditto.
4605 (function_arg_32): Ditto.
4606 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
4607 mmx_addv1di3 insn pattern.
4608 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
4609 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
4610 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
4611 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
4612 Remove definitions of built-in functions.
4613 (V1DI_type_node): New node.
4614 (v1di_ftype_v1di_int): Ditto.
4615 (v1di_ftype_v1di_v1di): Ditto.
4616 (v2si_ftype_v2si_si): Ditto.
4617 (v4hi_ftype_v4hi_di): Remove node.
4618 (v2si_ftype_v2si_di): Ditto.
4619 (ix86_init_mmx_sse_builtins): Handle V1DImode.
4620 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
4621 Redefine builtins using def_builtin_const with *_ftype_*_int node.
4622 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
4623 Add new builtins using def_builtin_const.
4624 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
4625 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
4626 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
4627 * config/i386/mmintrin.h (__v1di): New typedef.
4628 (_mm_add_si64): Cast arguments to __v1di type.
4629 (_mm_sub_si64): Ditto.
4630 (_mm_sll_pi16): Cast __count to __v4hi type.
4631 (_mm_sll_pi32): Cast __count to __v2si type.
4632 (_mm_sll_si64): Cast arguments to __v1di type.
4633 (_mm_srl_pi16): Cast __count to __v4hi type.
4634 (_mm_srl_pi32): Cast __count to __v2si type.
4635 (_mm_srl_si64): Cast arguments to __v1di type.
4636 (_mm_sra_pi16): Cast __count to __v4hi type.
4637 (_mm_sra_pi32): Cast __count to __v2si type.
4638 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
4639 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
4640 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
4641 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
4642 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
4643 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
4644 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
4645 (_mm_srai_pi32): Use __builtin_ia32_psradi.
4646 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
4647 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4648 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4649 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
4651 2008-03-07 Joseph Myers <joseph@codesourcery.com>
4653 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
4655 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
4658 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
4659 reg+const addressing for Altivec modes. Don't generate reg+reg
4660 addressing for TFmode or TDmode quantities.
4662 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
4664 * c-common.c (vector_types_convertible_p): Call langhook
4665 instead of comptypes.
4667 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4670 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
4671 integral and scalar float variables which have a
4674 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
4676 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
4677 dwarf_register_span hook when emitting unwind information for
4678 register-to-memory saves.
4679 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
4680 (rs6000_frame_related): Remove call to spe_synthesize_frame.
4682 2008-03-06 Jakub Jelinek <jakub@redhat.com>
4684 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
4685 for the same VAR_DECL.
4687 2008-03-06 Tom Tromey <tromey@redhat.com>
4690 * doc/standards.texi (Standards): Don't mention treelang.
4691 * doc/invoke.texi (Overall Options): Don't mention treelang.
4692 * doc/install.texi (Prerequisites): Don't mention bison or
4694 (Configuration): Don't mention treelang.
4695 (Building): Likewise.
4696 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
4698 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
4700 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
4701 word-extractions out of a multi-word object.
4703 2008-03-06 Richard Guenther <rguenther@suse.de>
4705 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
4706 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
4707 result type and precision.
4708 * expr.c (get_inner_reference): Set unsignedp based on the result
4709 type of BIT_FIELD_REF.
4710 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
4711 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
4712 (try_instantiate_multiple_fields): Likewise. Use the correct type
4714 (sra_build_assignment): Likewise.
4715 (sra_build_elt_assignment): Likewise.
4716 (sra_explode_bitfield_assignment): Likewise.
4717 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
4718 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
4719 set BIT_FIELD_REF_UNSIGNED.
4720 (vectorizable_load): Likewise.
4722 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
4724 * cse.c (cse_extended_basic_block): Invalidate artificial defs
4727 2008-03-06 Richard Guenther <rguenther@suse.de>
4729 * alias.c (struct alias_set_entry): Move has_zero_child field
4730 to pack with alias_set.
4732 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4734 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4737 2008-03-05 Ian Lance Taylor <iant@google.com>
4739 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
4741 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4743 * fwprop.c (update_df): Support width and offset parameters of
4745 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
4746 global_conflicts): Change DF_REF_EXTRACT to either
4747 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4748 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4749 * df-scan.c (df_ref_record, df_defs_record,
4750 df_ref_create_structure, df_def_record_1, df_uses_record,
4751 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
4752 df_bb_refs_collect, df_entry_block_defs_collect,
4753 df_exit_block_uses_collect): Support new width and offset fields.
4754 (ref_extract_pool): New storage pool.
4755 (df_free_ref): New function.
4756 (df_reg_chain_unlink, df_free_collection_rec,
4757 df_sort_and_compress_refs): Call df_free_ref.
4758 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
4760 (df_ref_create_structure): Allocate df_ref_extract if offset and
4761 width fields are used.
4762 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
4763 (df_uses_record): Get offset and width from ZERO_EXTRACT
4765 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
4766 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4767 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4768 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
4769 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4770 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4771 (df_ref_extract): New structure.
4772 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
4773 (df_ref_create): Add width and offset parameters.
4775 2008-03-05 Richard Guenther <rguenther@suse.de>
4777 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4778 Use ranges_overlap_p.
4779 (offset_overlaps_with_access): Rename
4780 to ranges_overlap_p and move ...
4781 * tree-flow-inline.h (ranges_overlap_p): ... here.
4783 * tree.h (get_inner_reference, handled_component_p): Update
4786 * tree.h (record_component_aliases, get_alias_set,
4787 alias_sets_conflict_p, alias_sets_must_conflict_p,
4788 objects_must_conflict_p): Move declarations ...
4789 * alias.h (record_component_aliases, get_alias_set,
4790 alias_sets_conflict_p, alias_sets_must_conflict_p,
4791 objects_must_conflict_p): ... here.
4792 Include coretypes.h.
4793 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
4795 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
4797 * cfg.c: Include tree-flow.h.
4798 (remove_edge_raw): Call redirect_edge_var_map_clear.
4799 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
4800 * tree-flow-inline.h (redirect_edge_var_map_def): New.
4801 (redirect_edge_var_map_result): New.
4802 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
4803 PENDING_STMT use with redirect_edge_var_map_*.
4804 * tree-ssa.c (edge_var_maps): New definition.
4805 (redirect_edge_var_map_add): New.
4806 (redirect_edge_var_map_clear): New.
4807 (redirect_edge_var_map_dup): New.
4808 (redirect_edge_var_map_vector): New.
4809 (redirect_edge_var_map_destroy): New.
4810 (ssa_redirect_edge): Replace PENDING_STMT use with
4811 redirect_edge_var_map_*.
4812 (flush_pending_stmts): Same.
4813 (delete_tree_ssa): Destroy edge var map.
4814 * tree-flow.h (struct _edge_var_map): New.
4815 Define edge_var_map vector type.
4816 Declare redirect_edge_var_map_* prototypes.
4817 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
4818 * tree-cfg.c (reinstall_phi_args): Replace
4819 PENDING_STMT use with redirect_edge_var_map_*.
4821 2008-03-05 Richard Guenther <rguenther@suse.de>
4823 PR tree-optimization/35472
4824 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
4825 whose single use_stmt has a overlapping set of loaded and
4826 stored symbols as that use_stmt might be a noop assignment then.
4828 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
4830 * gthr-rtems.h: Implement __gthread_mutex_destroy.
4832 2008-03-05 Richard Guenther <rguenther@suse.de>
4835 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
4836 should be constants.
4837 * tree-cfg.c (verify_expr): Verify it.
4838 * fold-const.c (fold_truthop): Remove code generating
4839 BIT_FIELD_REFs of structure bases.
4840 (fold_binary): Likewise.
4841 (fold_ternary): Position and size of BIT_FIELD_REFs are
4842 always host integers.
4843 (make_bit_field_ref): Remove.
4844 (optimize_bit_field_compare): Remove.
4845 (all_ones_mask_p): Remove.
4847 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
4850 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
4851 (split_block_and_df_analyze): New. Split basic block and rebuild
4853 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
4855 (split_pattern_seq): Likewise.
4856 (erase_matching_seqs): Likewise.
4857 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
4859 2008-03-04 Geoff Keating <geoffk@apple.com>
4861 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
4862 declaration and code.
4863 (tree_invalid_nonnegative_warnv_p): Likewise.
4865 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4867 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
4868 examples. Truncate option-names then causing overfull hbox.
4870 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4873 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
4875 * configure: Rebuilt.
4877 2008-03-04 Rafael Espindola <espindola@google.com>
4879 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
4880 (tree_unary_nonnegative_warnv_p): New.
4881 (tree_binary_nonnegative_warnv_p): New.
4882 (tree_single_nonnegative_warnv_p): New.
4883 (tree_invalid_nonnegative_warnv_p): New.
4884 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
4886 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4889 * opts.c (handle_option): Postpone 'unknown option' errors only for
4892 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
4895 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
4898 2008-03-04 Rafael Espindola <espindola@google.com>
4900 * fold-const.c (tree_unary_nonzero_warnv_p): New.
4901 (tree_binary_nonzero_warnv_p): New.
4902 (tree_single_nonzero_warnv_p): New.
4903 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
4905 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
4908 * fold-const.c (fold_cond_expr_with_comparison): Prevent
4909 transformations for modes that have signed zeros.
4910 * ifcvt.c (noce_try_abs): Ditto.
4912 2008-03-04 Joseph Myers <joseph@codesourcery.com>
4914 * config/i386/i386.c (override_options): Force
4915 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
4917 2008-03-04 Jan Hubicka <jh@suse.cz>
4920 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
4923 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4925 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
4926 label to probe the stack.
4928 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4930 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
4931 (__gthr_win32_mutex_destroy): Declare.
4932 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
4933 __gthr_win32_mutex_destroy.
4934 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
4936 2008-03-03 Jan Hubicka <jh@suse.cz>
4939 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
4940 aggressive on inlining cold calls.
4942 2008-03-03 Richard Guenther <rguenther@suse.de>
4944 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
4945 struct copies into the expression table.
4946 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
4947 (try_to_simplify): Likewise.
4948 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
4949 integral and pointer arguments which do not change the
4950 precision to NOP_EXPRs.
4951 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
4952 VIEW_CONVERT_EXPR case.
4954 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
4956 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
4957 defined in a loop at depth 0 is invariant.
4958 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4959 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
4960 be called at loop depth 0.
4962 2008-03-02 Jakub Jelinek <jakub@redhat.com>
4965 * gcc.c (process_command): Update copyright notice dates.
4966 * gcov.c (print_version): Likewise.
4967 * gcov-dump.c (print_version): Likewise.
4968 * mips-tfile.c (main): Likewise.
4969 * mips-tdump.c (main): Likewise.
4971 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4974 * c-common.c (flag_permissive): Delete.
4975 (constant_expression_warnings): Check flags first.
4976 (constant_expression_error): New.
4977 * c-common.h (flag_permissive): Delete.
4978 (constant_expression_error): Declare.
4979 * flags.h (flag_permissive): Declare. Update description.
4980 * diagnostic.c (pedwarn): Update.
4982 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
4983 (permissive_error_kind): New.
4984 * toplev.c (flag_permissive): Define. Update description.
4985 * toplev.h (permissive_error_kind): Declare.
4986 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
4987 (pedwarn_c90): Use pedantic_warning_kind.
4988 * c-opts.c (c_common_post_options): flag_permissive does not affect
4989 flag_pedantic_errors.
4991 2008-03-02 Joseph Myers <joseph@codesourcery.com>
4993 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
4994 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
4995 __absvsi2, __absvDI2): Use unsigned arithmetic.
4997 2008-03-02 Andi Kleen <ak@suse.de>
4998 Richard Guenther <rguenther@suse.de>
5000 * struct-equiv.c: Remove file.
5001 * cfg_cleanup.c (condjump_equiv_p): Remove.
5002 * Makefile.in (OBJS-common): Remove struct-equiv.o.
5003 (struct-equiv.o): Remove rule.
5004 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
5005 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
5006 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
5008 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5010 * ifcvt.c (noce_process_if_block): Try to handle only the then
5011 block if the else block exists but isn't suitable.
5013 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
5016 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
5017 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
5018 regression from previous patch.
5020 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
5023 * gthr.h: Add __gthread_mutex_destroy as a function that must be
5025 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
5026 * gthr-single.h (__gthread_mutex_destroy): Likewise.
5027 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
5028 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
5029 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
5030 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
5031 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
5032 (__gthread_mutex_destroy_function): Rename to
5033 __gthread_mutex_destroy.
5034 * gthr-dce.h (__gthread_mutex_destroy): Call
5035 pthread_mutex_destroy.
5036 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
5037 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
5038 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
5040 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5042 * df-scan.c (df_ref_chain_change_bb): Simplify.
5043 (df_insn_change_bb): Add new_bb argument. Simplify. Call
5044 set_block_for_insn if there's any change.
5045 * df.h ((df_insn_change_bb): Fix prototype.
5046 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
5047 df_insn_change_bb, don't call set_block_for_insn.
5048 * emit-rtl.c (reorder_insns): Likewise.
5049 * haifa-sched.c (move_insn): Likewise.
5051 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5053 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
5055 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5057 * tree-flow-inline.h (next_readonly_imm_use): Return
5058 NULL_USE_OPERAND_P after the end.
5060 2008-03-01 Richard Guenther <rguenther@suse.de>
5062 PR tree-optimization/35411
5063 * tree-sra.c (sra_build_assignment): Split conversion to
5064 final type to a separate statement if we are not assigning
5067 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5069 * fold-const.c (fold_convertible_p): Correct the logic to follow
5070 that in fold_convert().
5072 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
5075 * tree-inline.c (build_duplicate_type): When we make a
5076 duplicate type, make it unique in the canonical types system.
5078 2008-02-29 Tom Tromey <tromey@redhat.com>
5080 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
5081 input_file_stack_history, input_file_stack_restored): Remove.
5082 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
5083 * input.h (struct file_stack): Remove.
5084 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
5085 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
5087 * diagnostic.h (struct diagnostic_context) <last_module>: Change
5089 (diagnostic_last_module_changed): Add 'map' argument.
5090 (diagnostic_set_last_function): Likewise.
5091 * diagnostic.c (undiagnostic_report_current_module): Iterate using
5092 line map, not input_file_stack.
5093 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
5095 2008-02-29 Paul Brook <paul@codesourcery.com>
5097 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
5099 2008-02-29 Paul Brook <paul@codesourcery.com>
5101 * config/arm/ieee754-df.S (muldf3): Use RET macros.
5103 2008-02-29 Richard Guenther <rguenther@suse.de>
5105 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
5107 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
5108 value for comparing for a store match.
5109 (simplify_unary_expression): Do nothing for SSA_NAMEs.
5110 (try_to_simplify): Do not do a full-blown reference lookup.
5112 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
5114 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
5115 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5117 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
5119 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
5121 * tree-loop-linear.c (try_interchange_loops): Compare memory access
5122 strides against cache sizes.
5124 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
5126 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
5129 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
5131 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
5132 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
5133 is smaller than the original promoted value.
5134 (simplify_subreg): If OP is a SUBREG, try to preserve its
5135 SUBREG_PROMOTED_VAR_P information.
5137 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
5139 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
5140 (VN_INFO_GET): Allocate new objects on the obstack.
5141 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
5142 for rpo_numbers_temp, for consistency.
5143 (free_scc_vn): Free the obstack.
5145 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
5147 * doc/invoke.texi: Document -ftree-loop-distribution.
5148 * tree-loop-distribution.c: New.
5149 * tree-pass.h (pass_loop_distribution): New.
5150 * graphds.h (struct graph): Add htab_t indices.
5151 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
5152 * tree-vectorizer.c (rename_variables_in_loop): Extern.
5153 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
5154 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
5155 * tree-data-ref.c (debug_data_dependence_relations): New.
5156 (dump_data_dependence_relation): Also print data references.
5157 (free_data_ref): Extern.
5158 (same_access_functions): Moved...
5159 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
5160 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5161 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
5162 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
5163 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
5164 (stmts_from_loop): Skip LABEL_EXPR.
5165 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
5167 (build_rdg): Initialize rdg->indices htab.
5168 (free_rdg, stores_from_loop, ref_base_address,
5169 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
5170 have_similar_memory_accesses_1, ref_base_address_1,
5171 remove_similar_memory_refs): New.
5172 * tree-data-ref.h: Depend on tree-chrec.h.
5173 (debug_data_dependence_relations, free_data_ref): Declared.
5174 (same_access_functions): ... here.
5175 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
5177 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
5178 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
5179 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
5180 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5181 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
5182 rdg_vertex_for_stmt): Declared.
5183 (struct rdg_edge): Add level.
5185 (free_rdg, stores_from_loop, remove_similar_memory_refs,
5186 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
5188 (rdg_has_similar_memory_accesses): New.
5189 * tree-vect-analyze.c: Remove unused static decls.
5190 * lambda.h (dependence_level): New.
5191 * common.opt (ftree-loop-distribution): New.
5192 * tree-flow.h (mark_virtual_ops_in_bb,
5193 slpeel_tree_duplicate_loop_to_edge_cfg,
5194 rename_variables_in_loop): Declared.
5195 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
5196 (OBJS-common): Add tree-loop-distribution.o.
5197 (tree-loop-distribution.o): New rule.
5198 * tree-cfg.c (mark_virtual_ops_in_bb): New.
5199 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
5200 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
5202 2008-02-28 Joseph Myers <joseph@codesourcery.com>
5205 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
5206 other than structures and unions.
5208 2008-02-28 Richard Guenther <rguenther@suse.de>
5211 2008-02-26 Richard Guenther <rguenther@suse.de>
5213 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5214 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5215 (lookup_decl_from_uid): Declare.
5216 (remove_decl_from_map): Likewise.
5217 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5218 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5219 (decl_for_uid_map): New global hashtable mapping DECL_UID
5221 (init_ttree): Allocate it.
5222 (insert_decl_to_uid_decl_map): New helper function.
5223 (make_node_stat): Insert new decls into the map.
5224 (copy_node_stat): Likewise.
5225 (lookup_decl_from_uid): New function.
5226 (remove_decl_from_map): Likewise.
5227 (print_decl_for_uid_map_statistics): New helper.
5228 (dump_tree_statistics): Call it.
5230 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5231 (referenced_var_iterator): Adjust.
5232 (FOR_EACH_REFERENCED_VAR): Adjust.
5233 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5234 (num_referenced_vars): Adjust.
5235 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5236 (first_referenced_var): Remove.
5237 (end_referenced_vars_p): Likewise.
5238 (next_referenced_var): Likewise.
5239 (referenced_var_iterator_set): New helper function.
5240 * tree-dfa.c (referenced_var_lookup): Adjust.
5241 (referenced_var_check_and_insert): Likewise.
5242 (remove_referenced_var): Likewise.
5243 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5244 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5245 (verify_call_clobbering): Likewise.
5246 (verify_memory_partitions): Likewise.
5247 (init_tree_ssa): Allocate bitmap instead of hashtable for
5249 (delete_tree_ssa): Adjust.
5250 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5251 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5252 (compute_tag_properties): Likewise.
5253 (set_initial_properties): Likewise.
5254 (find_partition_for): Likewise.
5255 (update_reference_counts): Likewise.
5256 (dump_may_aliases_for): Likewise.
5257 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5258 (add_call_clobber_ops): Likewise.
5259 (add_call_read_ops): Likewise.
5260 (get_asm_expr_operands): Likewise.
5261 * tree-into-ssa.c (dump_decl_set): Likewise.
5262 (update_ssa): Likewise.
5263 * tree-sra.c (scan_function): Likewise.
5264 (decide_instantiations): Likewise.
5265 (scalarize_parms): Likewise.
5266 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5267 (dsa_named_for): Likewise.
5268 * tree-ssa-structalias.c (update_alias_info): Likewise.
5269 (merge_smts_into): Likewise.
5271 2008-02-27 David Daney <ddaney@avtrex.com>
5274 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
5275 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
5276 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
5277 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
5278 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
5280 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
5283 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
5284 (BUILT_IN_NEXTTOWARD): Remove.
5285 (BUILT_IN_NEXTTOWARDF): Ditto.
5286 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
5287 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
5289 2008-02-27 Tom Tromey <tromey@redhat.com>
5291 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
5292 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
5294 2008-02-27 Jan Beulich <jbeulich@novell.com>
5296 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
5297 update the respective field on newdecl.
5299 2008-02-27 Revital Eres <eres@il.ibm.com>
5301 PR rtl-optimization/34999
5302 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
5303 crossing edges that ends with a call insn.
5304 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
5305 call insn and clear the EDGE_CROSSING flag of the crossing edge
5306 when fixing fallthru edges.
5308 2008-02-27 Richard Guenther <rguenther@suse.de>
5311 * fold-const.c (fold_unary): Return the correct argument,
5312 converted to the result type.
5314 2008-02-27 Richard Guenther <rguenther@suse.de>
5317 * expr.c (expand_expr_real_1): Assert on rotates that operate
5319 * fold-const.c (fold_binary): Use the types precision, not the
5320 bitsize of the mode if folding rotate expressions. Build rotates
5321 only for full modes.
5323 2008-02-27 Jakub Jelinek <jakub@redhat.com>
5325 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
5327 * c-pragma.c (pragma_ns_name): New typedef.
5328 (registered_pp_pragmas): New variable.
5329 (c_pp_lookup_pragma): New function.
5330 (c_register_pragma_1): If flag_preprocess_only, do nothing
5331 for non-expanded pragmas, for expanded ones push pragma's
5332 namespace and name into registered_pp_pragmas vector.
5333 (c_invoke_pragma_handler): Register OpenMP pragmas even when
5334 flag_preprocess_only, don't register GCC pch_preprocess
5335 pragma if flag_preprocess_only.
5336 * c-opts.c (c_common_init): Call init_pragma even if
5337 flag_preprocess_only.
5338 * c-pragma.c (c_pp_lookup_pragma): New prototype.
5339 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
5340 cpp_register_pragma if flag_preprocess_only.
5342 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5345 * c-parser.c (c_parser_translation_unit): Warn for empty
5346 translation unit, not empty source file.
5348 2008-02-26 Paul Brook <paul@codesourcery.com>
5350 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
5351 operand for Thumb-2.
5352 * config/arm/arm.h (reg_class): Add CORE_REGS.
5353 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
5354 (BASE_REG_CLASS): Use CORE_REGS.
5355 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
5356 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
5357 (REGNO_OK_FOR_INDEX_P): Exclude SP.
5358 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
5359 ARM_REGNO_OK_FOR_INDEX_P.
5360 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
5361 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
5362 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
5363 (ldm/stm peepholes): Ditto.
5364 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
5365 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
5366 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
5367 * config/arm/constraints.md: Enable "k" constraint on ARM.
5369 2008-02-27 Ben Elliston <bje@au.ibm.com>
5371 * config/rs6000/rs6000.c: Annotate cache line size field in all
5372 instances of struct processor_costs.
5374 2008-02-26 David Edelsohn <edelsohn@gnu.org>
5376 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
5377 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
5378 jump_bypass): New counters.
5379 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
5380 * dce.c (gate_ud_dce): Same.
5381 (gate_fast_dce): Same.
5382 * dse.c (gate_dse1): New function.
5383 (gate_dse2): New function.
5384 (gate_dse): Merge results of new gate functions.
5385 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
5386 (gate_handle_jump_bypass): Add dbg_cnt.
5387 (gate_handle_gcse): Add dbg_cnt.
5388 * ifcvt.c (gate_handle_if_conversion): Same.
5389 (gate_handle_if_after_combine): Same.
5390 (gate_handle_if_after_reload): Same.
5391 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
5393 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
5395 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
5397 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
5399 2008-02-26 Jason Merrill <jason@redhat.com>
5402 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
5403 alone if it's the naming decl for the type's main variant.
5405 2008-02-26 Tom Tromey <tromey@redhat.com>
5407 * system.h (USE_MAPPED_LOCATION): Poison.
5408 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
5409 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
5410 (make_goto_expr_edges): Likewise.
5411 (remove_bb): Likewise.
5412 (execute_warn_function_return): Likewise.
5413 * basic-block.h (struct edge_def) <goto_locus>: Change type to
5415 * c-common.c (fname_decl): Remove old location code.
5416 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
5418 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
5420 (ASM_INPUT_SOURCE_LOCATION): Likewise.
5421 (gen_rtx_ASM_INPUT): Likewise.
5422 (gen_rtx_ASM_INPUT_loc): Likewise.
5423 (get_rtx_asm_OPERANDS): Remove.
5424 * cfglayout.c (insn_locators_alloc): Remove old location code.
5425 (set_curr_insn_source_location): Likewise.
5426 (curr_insn_locator): Likewise.
5427 * print-tree.c (print_node): Remove old location code.
5428 * tree-mudflap.c (mf_varname_tree): Remove old location code.
5429 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
5430 * cfgexpand.c (expand_gimple_cond_expr): Don't use
5431 location_from_locus.
5432 (construct_exit_block): Remove old location code.
5433 * emit-rtl.c (force_next_line_note): Remove old location code.
5434 * profile.c (branch_prob): Remove old location code.
5435 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
5436 LOC_LINE): Remove old-location variants.
5437 * langhooks.c (lhd_print_error_function): Remove old location
5439 * configure, config.in: Rebuilt.
5440 * configure.ac (--enable-mapped-location): Remove.
5441 * c-decl.c (c_init_decl_processing): Remove old location code.
5442 (finish_function): Likewise.
5443 * recog.c (decode_asm_operands): Remove old location code.
5444 * c-pch.c (c_common_read_pch): Remove old location code.
5445 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
5447 * gimple-low.c (lower_function_body): Remove old location code.
5448 * toplev.c (unknown_location): Remove.
5449 (push_srcloc): Remove old-location variant.
5450 (process_options): Remove old location code.
5451 (lang_dependent_init): Likewise.
5452 * input.h (UNKNOWN_LOCATION): Move definition.
5453 (location_t): Undeprecate.
5454 (source_locus): Remove.
5455 (location_from_locus): Remove.
5456 (struct location_s): Remove.
5457 Remove all old-location code.
5458 (input_line, input_filename): Remove.
5459 * final.c (final_scan_insn): Remove old location code.
5460 * diagnostic.c (diagnostic_build_prefix): Remove
5461 USE_MAPPED_LOCATION test.
5462 * tree.h (gimple_stmt) <locus>: Now a location_t.
5463 (tree_exp) <locus>: Likewise.
5464 (DECL_IS_BUILTIN): Remove old-location variant.
5465 (annotate_with_file_line, annotate_with_locus): Likewise.
5466 (expr_locus, set_expr_locus): Update.
5467 * tree.c (build1_stat): Remove old location code.
5468 (last_annotated_node): Remove.
5469 (annotate_with_file_line): Remove old-location variant.
5470 (annotate_with_locus): Likewise.
5471 (expr_location): Remove old location code.
5472 (set_expr_location): Likewise.
5473 (expr_has_location): Likewise.
5474 (expr_locus): Likewise.
5475 (set_expr_locus): Likewise.
5476 (expr_filename): Don't use location_from_locus.
5477 (expr_lineno): Likewise.
5478 * rtl-error.c (location_for_asm): Remove old location code.
5479 * c-lex.c (cb_line_change): Remove old location code.
5480 (fe_file_change): Likewise.
5481 (cb_def_pragma): Likewise.
5482 (c_lex_with_flags): Likewise.
5483 * gengtype.c (do_typedef): Don't special-case location types.
5484 (define_location_structures): Remove.
5485 (main): Don't call define_location_structures.
5486 * tree-pretty-print.c (dump_implicit_edges): Remove old location
5489 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5492 * builtins.def (BUILT_IN_STDARG_START): Remove.
5493 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
5494 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5495 * tree-inline.c (inline_forbidden_p_1): Likewise.
5497 2008-02-26 Richard Guenther <rguenther@suse.de>
5499 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5500 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5501 (lookup_decl_from_uid): Declare.
5502 (remove_decl_from_map): Likewise.
5503 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5504 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5505 (decl_for_uid_map): New global hashtable mapping DECL_UID
5507 (init_ttree): Allocate it.
5508 (insert_decl_to_uid_decl_map): New helper function.
5509 (make_node_stat): Insert new decls into the map.
5510 (copy_node_stat): Likewise.
5511 (lookup_decl_from_uid): New function.
5512 (remove_decl_from_map): Likewise.
5513 (print_decl_for_uid_map_statistics): New helper.
5514 (dump_tree_statistics): Call it.
5516 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5517 (referenced_var_iterator): Adjust.
5518 (FOR_EACH_REFERENCED_VAR): Adjust.
5519 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5520 (num_referenced_vars): Adjust.
5521 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5522 (first_referenced_var): Remove.
5523 (end_referenced_vars_p): Likewise.
5524 (next_referenced_var): Likewise.
5525 (referenced_var_iterator_set): New helper function.
5526 * tree-dfa.c (referenced_var_lookup): Adjust.
5527 (referenced_var_check_and_insert): Likewise.
5528 (remove_referenced_var): Likewise.
5529 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5530 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5531 (verify_call_clobbering): Likewise.
5532 (verify_memory_partitions): Likewise.
5533 (init_tree_ssa): Allocate bitmap instead of hashtable for
5535 (delete_tree_ssa): Adjust.
5536 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5537 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5538 (compute_tag_properties): Likewise.
5539 (set_initial_properties): Likewise.
5540 (find_partition_for): Likewise.
5541 (update_reference_counts): Likewise.
5542 (dump_may_aliases_for): Likewise.
5543 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5544 (add_call_clobber_ops): Likewise.
5545 (add_call_read_ops): Likewise.
5546 (get_asm_expr_operands): Likewise.
5547 * tree-into-ssa.c (dump_decl_set): Likewise.
5548 (update_ssa): Likewise.
5549 * tree-sra.c (scan_function): Likewise.
5550 (decide_instantiations): Likewise.
5551 (scalarize_parms): Likewise.
5552 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5553 (dsa_named_for): Likewise.
5554 * tree-ssa-structalias.c (update_alias_info): Likewise.
5555 (merge_smts_into): Likewise.
5557 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5560 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
5561 * c-opts.c (c_common_handle_option): Wall enables
5562 Wvolatile-register-var.
5563 * common.opt: Move Wvolatile-register-var to...
5566 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5568 * common.opt (Wlarger-than=): New.
5569 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
5571 * opts.c (common_handle_option): Handle -Wlarger-than=.
5572 * optc-gen.awk: Likewise.
5573 * opth-gen.awk: Likewise.
5574 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
5575 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5577 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5579 * c-common.c (match_case_to_enum_1): Add appropriate
5580 OPT_W* parameter to warning.
5581 (c_do_switch_warnings): Likewise.
5582 * c-typeck.c (warning_init): Add one more parameter following
5584 (push_init_level): Update call to warning_init.
5585 (pop_init_level): Likewise.
5586 (add_pending_init): Likewise.
5587 (output_init_element: Likewise.
5589 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5592 * toplev.c (toplev_main): If there are warnings or error, print
5593 errors for ignored options.
5594 * opts.c (ignored_options): New static variable.
5595 (postpone_unknown_option_error): New.
5596 (print_ignored_options): New.
5597 (handle_option): Postpone errors for unknown -Wno-* options.
5598 * opts.h (print_ignored_options): Declare.
5600 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
5602 * config/mips/mips.md (loadgp_blockage, blockage): Change type
5605 2008-02-25 Richard Guenther <rguenther@suse.de>
5608 2008-02-25 Richard Guenther <rguenther@suse.de>
5610 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5611 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5612 (lookup_decl_from_uid): Declare.
5613 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5614 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5615 (decl_for_uid_map): New global hashtable mapping DECL_UID
5617 (init_ttree): Allocate it.
5618 (insert_decl_to_uid_decl_map): New helper function.
5619 (make_node_stat): Insert new decls into the map.
5620 (copy_node_stat): Likewise.
5621 (lookup_decl_from_uid): New function.
5622 (print_decl_for_uid_map_statistics): New helper.
5623 (dump_tree_statistics): Call it.
5625 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5626 (referenced_var_iterator): Adjust.
5627 (FOR_EACH_REFERENCED_VAR): Adjust.
5628 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5629 (num_referenced_vars): Adjust.
5630 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5631 (first_referenced_var): Remove.
5632 (end_referenced_vars_p): Likewise.
5633 (next_referenced_var): Likewise.
5634 (referenced_var_iterator_set): New helper function.
5635 * tree-dfa.c (referenced_var_lookup): Adjust.
5636 (referenced_var_check_and_insert): Likewise.
5637 (remove_referenced_var): Likewise.
5638 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5639 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5640 (verify_call_clobbering): Likewise.
5641 (verify_memory_partitions): Likewise.
5642 (init_tree_ssa): Allocate bitmap instead of hashtable for
5644 (delete_tree_ssa): Adjust.
5645 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5646 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5647 (compute_tag_properties): Likewise.
5648 (set_initial_properties): Likewise.
5649 (find_partition_for): Likewise.
5650 (update_reference_counts): Likewise.
5651 (dump_may_aliases_for): Likewise.
5652 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5653 (add_call_clobber_ops): Likewise.
5654 (add_call_read_ops): Likewise.
5655 (get_asm_expr_operands): Likewise.
5656 * tree-into-ssa.c (dump_decl_set): Likewise.
5657 (update_ssa): Likewise.
5658 * tree-sra.c (scan_function): Likewise.
5659 (decide_instantiations): Likewise.
5660 (scalarize_parms): Likewise.
5661 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5662 (dsa_named_for): Likewise.
5663 * tree-ssa-structalias.c (update_alias_info): Likewise.
5664 (merge_smts_into): Likewise.
5666 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5669 * doc/invoke.texi (-fcx-limited-range): Document new option.
5670 * toplev.c (process_options): Handle -fcx-fortran-rules.
5671 * common.opt: Add documentation for -fcx-fortran-rules.
5673 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5676 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
5677 actual behaviour and C99.
5679 2008-02-26 Ben Elliston <bje@au.ibm.com>
5681 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
5682 (ASM_CPU_POWER6_SPEC): Likewise.
5683 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
5684 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
5685 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
5687 2008-02-25 Richard Guenther <rguenther@suse.de>
5689 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5690 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5691 (lookup_decl_from_uid): Declare.
5692 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5693 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5694 (decl_for_uid_map): New global hashtable mapping DECL_UID
5696 (init_ttree): Allocate it.
5697 (insert_decl_to_uid_decl_map): New helper function.
5698 (make_node_stat): Insert new decls into the map.
5699 (copy_node_stat): Likewise.
5700 (lookup_decl_from_uid): New function.
5701 (print_decl_for_uid_map_statistics): New helper.
5702 (dump_tree_statistics): Call it.
5704 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5705 (referenced_var_iterator): Adjust.
5706 (FOR_EACH_REFERENCED_VAR): Adjust.
5707 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5708 (num_referenced_vars): Adjust.
5709 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5710 (first_referenced_var): Remove.
5711 (end_referenced_vars_p): Likewise.
5712 (next_referenced_var): Likewise.
5713 (referenced_var_iterator_set): New helper function.
5714 * tree-dfa.c (referenced_var_lookup): Adjust.
5715 (referenced_var_check_and_insert): Likewise.
5716 (remove_referenced_var): Likewise.
5717 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5718 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5719 (verify_call_clobbering): Likewise.
5720 (verify_memory_partitions): Likewise.
5721 (init_tree_ssa): Allocate bitmap instead of hashtable for
5723 (delete_tree_ssa): Adjust.
5724 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5725 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5726 (compute_tag_properties): Likewise.
5727 (set_initial_properties): Likewise.
5728 (find_partition_for): Likewise.
5729 (update_reference_counts): Likewise.
5730 (dump_may_aliases_for): Likewise.
5731 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5732 (add_call_clobber_ops): Likewise.
5733 (add_call_read_ops): Likewise.
5734 (get_asm_expr_operands): Likewise.
5735 * tree-into-ssa.c (dump_decl_set): Likewise.
5736 (update_ssa): Likewise.
5737 * tree-sra.c (scan_function): Likewise.
5738 (decide_instantiations): Likewise.
5739 (scalarize_parms): Likewise.
5740 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5741 (dsa_named_for): Likewise.
5742 * tree-ssa-structalias.c (update_alias_info): Likewise.
5743 (merge_smts_into): Likewise.
5745 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
5748 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
5749 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
5750 * alias.h (nonoverlapping_memrefs_p): Likewise.
5752 2008-02-25 Jan Beulich <jbeulich@novell.com>
5754 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
5755 * config/i386/netware-libgcc.exp: Add __bswap?i2,
5756 __emultls_get_address, __emultls_register_common,
5757 __floatundi?f, and _Unwind_GetIPInfo.
5758 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
5759 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
5760 (gen_regparm_prefix): Likewise.
5761 (i386_nlm_encode_section_info): Sync with
5762 config/i386/winnt.c:i386_pe_encode_section_info().
5763 (i386_nlm_maybe_mangle_decl_assembler_name): New.
5764 i386_nlm_mangle_decl_assembler_name): New.
5765 (netware_override_options): New.
5766 * config/i386/netware.h (netware_override_options): Declare.
5767 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
5768 (i386_nlm_mangle_decl_assembler_name): Declare.
5769 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
5771 2008-02-25 Ben Elliston <bje@au.ibm.com>
5774 * c-decl.c (grokdeclarator): Remove unused local variables
5775 `typedef_type' and `type_as_written'.
5777 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
5778 unused local variable `has_hot_blocks'.
5779 (fix_crossing_conditional_branches): Remove unused local variable
5782 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
5785 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
5786 using DEF_C99_BUILTIN.
5787 (BUILT_IN_NANF): Ditto.
5788 (BUILT_IN_NANL): Ditto.
5790 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
5791 Revital Eres <eres@il.ibm.com>
5793 * modulo-sched.c (calculate_must_precede_follow): Address TODO
5794 regarding the order of two dependent insns in the same row.
5796 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
5798 * stor-layout.c (layout_decl): Do not bump the alignment of a
5799 bit-field to more than byte alignment if it is packed.
5801 2008-02-24 David Edelsohn <edelsohn@gnu.org>
5803 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
5806 2008-02-24 Diego Novillo <dnovillo@google.com>
5808 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
5811 * tree-vrp.c (vrp_evaluate_conditional): With
5812 -Wtype-limits, emit a warning when comparing against a
5813 constant outside the natural range of OP0's type.
5814 * c.opt (Wtype-limits): Move ...
5815 * common.opt (Wtype-limits): ... here.
5817 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
5819 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
5820 * config/rs6000/e300c2c3.md: New file.
5821 * config/rs6000/rs6000.c (processor_costs): Add new costs for
5823 (rs6000_override_options): Add e300c2 and e300c3 cases to
5824 processor_target_table. Do not allow usage of Altivec or Spe
5825 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
5826 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
5827 * config/rs6000/rs6000.h (processor_type): Add
5828 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
5829 (ASM_CPU_SPEC): Add e300c2 and e300c3.
5830 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
5831 and ppce300c3. Include e300c2c3.md.
5833 2008-02-23 David Edelsohn <edelsohn@gnu.org>
5835 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
5836 instead of TARGET_STRICT_ALIGN.
5838 2008-02-23 Joseph Myers <joseph@codesourcery.com>
5840 * explow.c (memory_address): Assert that the generated address is
5843 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5846 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
5847 * config/darwin-ppc-ldouble-patch.def: New file.
5848 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
5849 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
5850 SUBTARGET_INIT_BUILTINS if defined.
5851 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
5854 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5857 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
5858 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
5860 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5863 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
5864 file" warning condtional on -Winvalid-PCH.
5866 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5868 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
5870 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
5874 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
5875 prevent reload from using MMX registers.
5876 (*mov<mode>_internal): Ditto.
5877 (*movv2sf_internal_rex64): Ditto.
5878 (*movv2sf_internal): Ditto.
5880 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5882 PR documentation/31569
5883 * doc/install.texi2html: Use makeinfo --no-number-sections.
5885 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5887 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
5888 ensure that we can address an entire entity > 8 bytes. Don't
5889 generate reg+reg addressing for such data.
5891 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5893 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
5894 strings when optimizing for size, unless the target cares about
5897 2008-02-22 Tom Tromey <tromey@redhat.com>
5899 * regclass.c (current_pass): Remove declaration.
5901 2008-02-22 Anatoly Sokolov <aesok@post.ru>
5903 * config/avr/libgcc.S (__RAMPZ__): Define.
5904 (__do_copy_data): Add for devices with 128KB code memory.
5906 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5908 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
5910 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
5912 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
5914 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
5917 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5920 * c-typeck.c (build_binary_op): Warn about floating point
5921 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
5923 2008-02-21 Janis Johnson <janis187@us.ibm.com>
5926 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
5927 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
5929 (rs6000_override_options): Set altivec_abi as default, not override,
5930 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
5931 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
5932 is used; use new member spe_abi.
5933 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
5934 spe_abi and altivec_abi.
5936 2008-02-22 Tomas Bily <tbily@suse.cz>
5938 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
5940 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5943 * config.build (build_file_translate): Set to `CMD //c' only if
5945 * Makefile.in (build_file_translate): Improve comment.
5947 2008-02-21 Jan Hubicka <jh@suse.cz>
5949 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
5950 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
5951 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
5953 2008-02-21 Michael Matz <matz@suse.de>
5956 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
5958 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
5960 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
5961 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
5963 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
5964 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
5965 SSE_VEC_FLOAT_MODE_P as insn constraint.
5966 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
5967 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
5968 sse4a_movntdf using MODEF mode iterator.
5969 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
5970 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
5971 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
5972 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
5973 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
5974 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
5975 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
5977 2008-02-21 Richard Guenther <rguenther@suse.de>
5979 * tree.def (PAREN_EXPR): New tree code.
5980 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
5982 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
5983 * expr.c (expand_expr_real_1): Likewise.
5984 * tree-inline.c (estimate_num_insns_1): Likewise.
5985 * tree-complex.c (expand_complex_move): Likewise.
5986 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
5989 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5992 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
5994 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5997 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
5999 * config/sh/sh.c (find_barrier): Don't go past
6000 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
6002 2008-02-20 DJ Delorie <dj@redhat.com>
6004 * config/h8300/h8300.md (insv): Force source operand to be a register.
6006 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
6007 as a jump, not as a plain insn.
6009 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
6011 * doc/invoke.texi (Warning Options): Add new option
6012 -Wframe-larger-than=.
6013 (-Wframe-larger-than): Document.
6015 * flags.h (warn_frame_larger_than, frame_larger_than_size):
6016 Add declarations for new option variables.
6018 * final.c (final_start_function): Check the frame size
6019 before emission and issue a Wframe-larger-than warning.
6021 * opts.c (warn_frame_larger_than, frame_larger_than_size):
6022 Add definitions for new option variables.
6023 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
6025 * common.opt (Wframe-larger-than=): New option.
6027 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
6029 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
6030 (<sse>_div<mode>3): Ditto.
6031 (<sse>_vmdiv<mode>3): Ditto.
6032 (<sse>_vmsqrt<mode>2): Ditto.
6033 (*smax<mode>3): Ditto.
6034 (sse5_frcz<mode>2): Ditto.
6035 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
6038 2008-02-20 Richard Guenther <rguenther@suse.de>
6041 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
6042 be happy with INTEGRAL_TYPE_P.
6044 2008-02-20 Richard Guenther <rguenther@suse.de>
6046 * fold-const.c (split_tree): Associate floatig-point expressions
6047 if flag_associative_math is set.
6049 2008-02-20 Richard Guenther <rguenther@suse.de>
6051 * tree.h (fold_real_zero_addition_p): Declare.
6052 * fold-const.c (fold_real_zero_addition_p): Export.
6053 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
6054 floating-point operations with zero and one.
6056 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
6058 * doc/install.texi: Correct references to CFLAGS, replacing them
6059 with BOOT_CFLAGS. Document flags used during bootstrap for
6062 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
6064 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
6065 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
6066 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
6068 (smin<mode>3): Ditto from similar patterns.
6069 (smax<mode>3): Ditto.
6070 (*ieee_smin<mode>3): Ditto.
6071 (*ieee_smax<mode>3): Ditto.
6072 * config/i386/sse.md (sse): New mode attribute.
6073 (mov<mode>): Macroize expander from movv4sf and movv2df using
6074 SSEMODEF2P mode iterator.
6075 (<sse>_movnt<mode>): Ditto from similar patterns. Use
6076 SSE_VEC_FLOAT_MODE_P as insn constraint.
6077 (storent<mode>): Ditto.
6078 (storent<mode>): Macroize expander from storentsf and storentdf using
6079 MODEF mode iterator.
6080 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
6081 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
6082 (abs<mode>2): Ditto from similar patterns.
6083 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
6084 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
6085 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
6086 (<sse>_vmsqrt<mode>2): Ditto.
6087 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
6088 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
6089 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
6090 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
6091 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
6092 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
6093 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
6095 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
6096 iterator and SSE_FLOAT_MODE_P as insn constraint.
6097 (<sse>_ucomi): Ditto from similar patterns.
6098 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
6099 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
6100 SSE_VEC_FLOAT_MODE_P as insn constraint.
6101 (vcond<mode>): Ditto from similar patterns.
6102 (and<mode>3, *and<mode>3): Ditto.
6103 (<sse>_nand<mode>3): Ditto.
6104 (ior<mode>3, *ior<mode>3): Ditto.
6105 (xor<mode>3, *xor<mode>3): Ditto.
6106 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
6107 iterator and SSE_FLOAT_MODE_P as insn constraint.
6108 (*nand<mode>3): Ditto from similar patterns.
6109 (*ior<mode>3): Ditto.
6110 (*xor<mode>3): Ditto.
6112 2008-02-20 Ira Rosen <irar@il.ibm.com>
6114 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
6115 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
6116 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
6118 2008-02-19 Jan Hubicka <jh@suse.cz>
6120 * predict.c (tree_bb_level_predictions): Remove variable next
6121 mistakely introduced by previous commit.
6123 2008-02-19 Jan Hubicka <jh@suse.cz>
6125 * predict.c (predict_paths_leading_to): Rewrite.
6126 (predict_paths_for_bb): New.
6127 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
6129 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6132 * Makefile.in (build_file_translate): New.
6133 (gcc-vers.texi): Use it for translating $(abs_srcdir).
6134 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
6135 * configure.ac (build_file_translate): Substitute it.
6136 * configure: Regenerate.
6138 2008-02-19 Jan Hubicka <jh@suse.cz>
6140 PR rtl-optimization/34408
6141 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
6144 2008-02-19 Jan Hubicka <jh@suse.cz>
6147 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
6150 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
6153 * config/i386/i386-modes.def: Revert the last DI alignment
6154 change until Ada people can look into it.
6156 2008-02-19 Nick Clifton <nickc@redhat.com>
6158 * opts.c (print_specific_help): Fix typo in --help text.
6160 2008-02-19 Jakub Jelinek <jakub@redhat.com>
6163 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
6164 32-bit inline asm without asm alternatives for host GCC < 3.0.
6166 2008-02-19 Richard Guenther <rguenther@suse.de>
6168 PR tree-optimization/34989
6169 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
6170 Allow propagation to INDIRECT_REF if we can simplify only.
6172 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6174 * c-common.c (warn_for_collisions_1): Use appropriate option when
6177 2008-02-19 Nick Clifton <nickc@redhat.com>
6180 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
6181 (handle_options): Fix indentation.
6182 (print_filtered_help): If no language-specific options were
6183 displayed tell the user how to list all the options supported by
6184 the language's front-end.
6185 (print_specific_help): Fix indentation and remove duplicate line.
6186 (common_handle_option): Handle the -v option.
6187 For --help enable the display of undocumented options if the -v
6188 switch has been included on the command line.
6189 For --help= check for overlaps in the arguments between the option
6190 classes and the language names and issue a warning when they
6191 cannot be disambiguated.
6192 * c.opt (v): Pass on to the common option handler.
6194 2008-02-19 Revital Eres <eres@il.ibm.com>
6196 * modulo-sched.c (sms_schedule): Change dump message when
6197 create_ddg function fails.
6198 (try_scheduling_node_in_cycle): Rename row to cycle.
6199 (print_partial_schedule): Rename CYCLE to ROW.
6201 2008-02-19 Christian Bruel <christian.bruel@st.com>
6202 Zdenek Dvorak <ook@ucw.cz>
6204 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
6206 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
6209 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
6210 (*x86_movdicc_0_m1_se): Ditto.
6212 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
6214 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
6215 (CMPtype): Define as __gcc_CMPtype.
6216 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
6217 (CMPtype): Define as __gcc_CMPtype.
6219 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
6221 Support valgrind 3.3 for --enable-checking=valgrind.
6222 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
6224 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
6225 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
6226 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
6227 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
6228 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
6229 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
6230 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
6232 * ggc-zone.c: Similar.
6233 * ggc-page.c: Similar.
6235 2008-02-19 Paul Brook <paul@codesourcery.com>
6238 * config/arm/ieee754-df.S: Fix do_it typo.
6239 * config/arm/ieee754-sf.S: Fix do_it typo.
6241 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
6244 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
6245 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
6246 (OPTION_MASK_ISA_SSE_SET): Likewise.
6247 (OPTION_MASK_ISA_SSE2_SET): Likewise.
6248 (OPTION_MASK_ISA_SSE3_SET): Likewise.
6249 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
6250 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
6251 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
6252 (OPTION_MASK_ISA_SSE4_SET): Likewise.
6253 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
6254 (OPTION_MASK_ISA_SSE5_SET): Likewise.
6255 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
6256 (OPTION_MASK_ISA_MMX_UNSET): Updated.
6257 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
6258 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
6259 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
6260 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
6261 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
6262 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
6263 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
6264 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
6265 (OPTION_MASK_ISA_SSE4): Removed.
6266 (ix86_handle_option): Turn on bits in ix86_isa_flags and
6267 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
6268 (override_options): Don't turn on implied SSE/MMX bits in
6271 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
6273 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6276 2008-02-18 Joey Ye <joey.ye@intel.com>
6279 * tree-nested.c (insert_field_into_struct): Set type alignment
6280 to field alignment if the former is less than the latter.
6282 2008-02-18 Jakub Jelinek <jakub@redhat.com>
6284 * BASE-VER: Set to 4.4.0.
6286 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6288 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
6289 * doc/cfg.texi: Likewise.
6290 * doc/extend.texi: Likewise.
6291 * doc/gty.texi: Likewise.
6292 * doc/invoke.texi: Likewise.
6293 * doc/loop.texi: Likewise.
6294 * doc/md.texi: Likewise.
6295 * doc/passes.texi: Likewise.
6296 * doc/rtl.texi: Likewise.
6297 * doc/sourcebuild.texi: Likewise.
6298 * doc/tm.texi: Likewise.
6299 * doc/tree-ssa.texi: Likewise.
6301 2008-02-17 Richard Guenther <rguenther@suse.de>
6304 * tree-complex.c (init_parameter_lattice_values): Handle parameters
6305 without default definition.
6307 2008-02-17 Richard Guenther <rguenther@suse.de>
6309 PR tree-optimization/35231
6310 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
6313 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
6316 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6317 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
6318 libgcc_cmp_return mode.
6320 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6323 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
6325 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
6327 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
6330 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6332 * doc/c-tree.texi: Use `@.' where appropriate.
6333 * doc/extend.texi: Likewise.
6334 * doc/install.texi: Likewise.
6335 * doc/invoke.texi: Likewise.
6336 * doc/loop.texi: Likewise.
6337 * doc/makefile.texi: Likewise.
6338 * doc/md.texi: Likewise.
6339 * doc/passes.texi: Likewise.
6340 * doc/standards.texi: Likewise.
6341 * doc/tm.texi: Likewise.
6343 2008-02-15 Jakub Jelinek <jakub@redhat.com>
6346 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
6348 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
6349 rather than in entry_bb.
6351 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6353 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
6354 libgcc_cmp_return mode.
6356 2008-02-15 Jakub Jelinek <jakub@redhat.com>
6359 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
6360 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
6362 2008-02-15 Richard Guenther <rguenther@suse.de>
6363 Zdenek Dvorak <ook@ucw.cz>
6365 PR tree-optimization/35164
6366 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
6367 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
6368 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
6369 Only propagate addresses which do not have abnormal SSA_NAMEs
6372 2008-02-15 Joseph Myers <joseph@codesourcery.com>
6375 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
6377 2008-02-15 Jan Hubicka <jh@suse.cz>
6380 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
6382 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6385 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
6386 when calculating alignment_pad.
6388 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6390 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
6391 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
6392 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
6393 and STACK_BOUNDARY define.
6395 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
6397 PR preprocessor/35061
6398 * c-pragma.c (handle_pragma_pop_macro): Check that
6399 pushed_macro_table has been allocated.
6401 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
6404 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
6405 (force_gimple_operand): Likewise.
6406 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
6407 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
6408 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
6409 (find_interesting_uses_address): Check addressability and alignment
6410 of the base expression only after substituting bases of IVs into it.
6412 2008-02-14 Michael Matz <matz@suse.de>
6415 * function.c (instantiate_virtual_regs_in_insn): Reload address
6416 before falling back to reloading the whole operand.
6418 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
6420 * config/s390/s390.c (s390_mainpool_start): Emit the pool
6421 before the first section switch note.
6423 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6425 * doc/bugreport.texi: Update copyright years.
6426 * doc/c-tree.texi: Likewise.
6427 * doc/cfg.texi: Likewise.
6428 * doc/cpp.texi: Likewise.
6429 * doc/cppinternals.texi: Likewise.
6430 * doc/fragments.texi: Likewise.
6431 * doc/frontends.texi: Likewise.
6432 * doc/gcc.texi: Likewise.
6433 * doc/gty.texi: Likewise.
6434 * doc/hostconfig.texi: Likewise.
6435 * doc/implement-c.texi: Likewise.
6436 * doc/libgcc.texi: Likewise.
6437 * doc/loop.texi: Likewise.
6438 * doc/makefile.texi: Likewise.
6439 * doc/options.texi: Likewise.
6440 * doc/passes.texi: Likewise.
6441 * doc/rtl.texi: Likewise.
6442 * doc/sourcebuild.texi: Likewise.
6443 * doc/standards.texi: Likewise.
6444 * doc/tree-ssa.texi: Likewise.
6445 * doc/trouble.texi: Likewise.
6447 * doc/extend.texi: Use @: or add comma where appropriate.
6448 * doc/invoke.texi: Likewise.
6449 * doc/tm.texi: Likewise.
6451 2008-02-14 Alan Modra <amodra@bigpond.net.au>
6454 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
6457 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
6459 * doc/md.texi (clz, ctz): Add reference.
6460 * doc/rtl.texi (clz, ctz): Likewise.
6462 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6465 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
6468 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
6470 * config/s390/s390.c (struct constant_pool): New field
6471 emit_pool_after added.
6472 (s390_mainpool_start): Set the emit_pool_after flag according
6473 to the section switch notes.
6474 (s390_mainpool_finish): Consider emit_pool_after when emitting
6475 the literal pool at the end of the function.
6476 (s390_chunkify_start): Force literal pool splits at section
6479 2008-02-13 Michael Matz <matz@suse.de>
6482 * var-tracking.c (clobber_variable_part): Correctly traverse the
6485 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6488 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
6489 Add -fdump-ipa-inline.
6490 * tree-dump.c (dump_files): Remove tree-inlined dump.
6491 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
6493 2008-02-12 Richard Guenther <rguenther@suse.de>
6495 PR tree-optimization/35171
6496 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
6499 2008-02-12 Richard Guenther <rguenther@suse.de>
6502 * fold-const.c (fold_widened_comparison): Use get_unwidened in
6503 value-preserving mode. Disallow final truncation.
6505 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
6508 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
6509 code from here to...
6510 (force_gimple_operand): ...here.
6512 2008-02-12 Jakub Jelinek <jakub@redhat.com>
6515 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
6516 non-compatible pointers.
6517 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
6518 different FIELD_DECLs, try harder by comparing field offsets, sizes
6522 * function.c (match_asm_constraints_1): Don't replace the same input
6525 2008-02-12 Anatoly Sokolov <aesok@post.ru>
6527 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
6528 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
6529 (expand_epilogue): Restore RAMPZ register.
6530 * config/avr/avr.md (RAMPZ_ADDR): New constant.
6532 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
6534 * config/i386/cygwin.asm: (__alloca): Correct calling
6535 convention and alignment.
6536 (__chkstk): Force 8 byte stack alignment.
6538 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
6539 Richard Guenther <rguenther@suse.de>
6541 PR tree-optimization/33992
6542 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
6543 the zero we compare against.
6545 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
6548 * gthr-win32.h (__gthread_mutex_destroy_function): New function
6549 to CloseHandle after unlocking to prevent accumulation of handle
6552 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6555 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
6556 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
6557 and update LABEL_NUSES during and after reload.
6559 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
6562 * combine.c (simplify_if_then_else): Make sure the comparison is
6563 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
6565 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
6568 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
6569 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
6570 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
6571 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
6572 * tree.h (get_type_static_bounds): Likewise.
6574 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6576 * doc/invoke.texi (Option Summary, C++ Dialect Options)
6577 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6578 Make -Wfoo language annotations match what the compiler outputs.
6580 2008-02-08 Sa Liu <saliu@de.ibm.com>
6582 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
6583 intrinsics spu_convts, spu_convtu, spu_convtf.
6585 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
6587 * doc/extend.texi (Function Attributes) <noinline>: Mention
6588 asm ("") as method to keep calls.
6590 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6593 * doc/options.texi (Options): Replace references to opts.sh with
6595 * opts-common.c: Likewise.
6596 * optc-gen.awk: Likewise.
6598 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
6600 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
6602 2008-02-07 Richard Henderson <rth@redhat.com>
6605 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
6606 EXPR_LIST for the REG_EQUAL instead of a comparison with a
6609 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
6611 PR tree-optimization/35085
6612 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
6613 for operand entry oe2 in addition to operand entry oe3 in order to
6614 expose more opportunities for vectorizer sum reduction.
6616 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6619 * Makefile.in (LIBS): Remove $(GMPLIBS).
6620 (cc1-dummy, cc1): Add $(GMPLIBS).
6622 2008-02-06 Jan Hubicka <jh@suse.cz>
6625 * i386.md (moddf_integer): Do not produce partial memory stalls for
6626 targets where it hurts.
6628 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
6631 * optabs.c (expand_float): Do not check for decimal modes when
6632 expanding unsigned integer through signed conversion.
6634 2008-02-06 Nick Clifton <nickc@redhat.com>
6636 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
6637 inside the clobber with a match_operand and duplicated operand
6638 number in the constraint.
6639 (ineqbranchsi): Delete redundant comment.
6641 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6643 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
6644 builtin_define ("__USE_INIT_FINI__").
6645 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
6647 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
6649 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6651 PR documentation/30330
6652 * doc/invoke.texi (C++ Dialect Options)
6653 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6654 For each warning option -Wfoo that allows -Wno-foo, ensure both
6655 -Wfoo and -Wno-foo are listed in the option index. Fix index
6656 entry of -Wswitch-default, index -Wnormalized= including the
6657 `=', and -Wlarger-than-@var{len} including @var{len}.
6659 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6661 * config/i386/i386.md (floatunssisf2): Use
6662 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
6663 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
6664 Macroize expander using MODEF mode iterator.
6666 2008-02-05 Diego Novillo <dnovillo@google.com>
6668 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
6671 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
6673 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6676 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
6678 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
6681 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
6682 to indicate if a message should be generated.
6683 (init_cumulative_args): Updated.
6684 (function_value_32): Likewise.
6686 2008-02-05 Joseph Myers <joseph@codesourcery.com>
6688 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
6690 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6693 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
6694 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
6696 2008-02-04 Diego Novillo <dnovillo@google.com>
6698 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
6701 * tree-vrp.c (vrp_evaluate_conditional): With
6702 -Wtype-limits, emit a warning when comparing against a
6703 constant outside the natural range of OP0's type.
6705 2008-02-04 Richard Guenther <rguenther@suse.de>
6708 * expr.c (count_type_elements): Give for unions instead of
6711 2008-02-04 Richard Guenther <rguenther@suse.de>
6714 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
6715 to TYPE_DOMAINs base type instead of using bitsizetype here.
6717 2008-02-03 Jason Merrill <jason@redhat.com>
6719 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
6721 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6724 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
6725 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
6726 (RS/6000 and PowerPC Options): Fix typos and markup.
6727 * doc/passes.texi (Tree-SSA passes): Likewise.
6729 2008-02-02 Michael Matz <matz@suse.de>
6732 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
6733 from record_last_reg_set_info.
6734 (record_last_reg_set_info): Take an RTX argument, iterate over all
6735 constituent hardregs.
6736 (record_last_set_info, record_opr_changes): Change calls to
6737 new signature or to record_last_reg_set_info_regno.
6739 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
6741 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
6743 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
6745 PR rtl-optimization/34773
6746 * reg-notes.def (EQUAL): Mention significance of combination of
6747 REG_EQUAL and REG_RETVAL.
6748 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
6749 insn that has a REG_RETVAL.
6751 2008-02-01 Roger Sayle <roger@eyesopen.com>
6754 * configure.ac (--enable-fixed-point): Disable unless explicitly
6756 * configure: Regenerate.
6758 2008-02-01 Richard Guenther <rguenther@suse.de>
6761 * invoke.texi (-finline-limit): Remove no longer true parts
6762 of the documentation. Note that there is no default value.
6764 2008-02-01 Andrew Pinski <pinskia@gmail.com>
6765 Mark Mitchell <mark@codesourcery.com>
6766 Ben Elliston <bje@au.ibm.com>
6769 * doc/extend.texi (Other Builtins): Document.
6771 2008-01-31 Tom Browder <tom.browder@gmail.com>
6773 * doc/c-tree.texi (Types): Fix grammar.
6774 (Expression trees): Ditto.
6775 * doc/passes.texi (Tree-SSA passes): Ditto.
6777 * doc/configterms.texi (Configure Terms): Fix typo.
6778 * doc/cpp.texi (Common Predefined Macros): Ditto.
6779 * doc/md.texi (Machine Constraints): Ditto.
6781 * doc/makefile.texi (Makefile): Add comma.
6783 2008-01-31 Tom Browder <tom.browder@gmail.com>
6784 Gerald Pfeifer <gerald@pfeifer.com>
6786 * doc/sourcebuild.texi (Front End): Remove references to CVS
6787 and CVSROOT/modules.
6788 (Texinfo Manuals): Replace reference to CVS by one to SVN.
6789 (Back End): Remove reference to CVS.
6791 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6794 * config/mips/mips.c (gen_load_const_gp): New function, taking a
6796 (mips16_gp_pseudo_reg): ...here.
6797 * config/mips/mips.md (load_const_gp): Replace with...
6798 (load_const_gp_<mode>): ...this :P-based insn.
6800 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6802 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
6803 options. Minor fixes.
6804 (-std): Move reference to standards closer to where language
6805 standards are first mentioned.
6807 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6809 PR rtl-optimization/34995
6810 * reload.c (alternative_allows_const_pool_ref): Take an rtx
6811 parameter and return a bool. If the rtx parameter is nonnull,
6812 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
6813 (find_reloads): Update call accordingly. Pass the new operand
6814 if it needed no address reloads, otherwise pass null.
6816 2008-01-30 Richard Henderson <rth@redhat.com>
6819 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
6820 for unbounded arrays.
6822 2008-01-30 Silvius Rus <rus@google.com>
6824 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
6826 2008-01-30 Jan Hubicka <jh@suse.cz>
6829 * i386.c (init_cumulative_args): Use real function declaration when
6832 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
6834 PR rtl-optimization/34998
6835 * global.c (build_insn_chain): Treat non-subreg_lowpart
6836 SUBREGs of pseudos as clobbering all the words covered by the
6837 SUBREG, not just all the bytes.
6838 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
6839 original df_ref rather than an extract parameter.
6840 (global_conflicts): Update call accordingly.
6842 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
6844 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
6845 the overflow check to make it easier to read.
6846 (__fixtfdi): Change the type of the ll member in union
6847 long_double to UDItype_x.
6849 2008-01-30 Jakub Jelinek <jakub@redhat.com>
6852 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
6853 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
6854 * tree-inline.c (fold_marked_statements): Call
6855 cgraph_update_edges_for_call_stmt if folding a call statement.
6856 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
6857 debug_generic_stmt calls, reset it back afterwards.
6860 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
6862 * c-typeck.c (build_external_ref): Don't pedwarn about
6863 static vars in current function's scope.
6865 2008-01-29 Joseph Myers <joseph@codesourcery.com>
6867 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
6869 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
6872 * ipa-struct-reorg.c: Fix spelling.
6873 * params.def: Ditto.
6875 2008-01-29 Richard Guenther <rguenther@suse.de>
6878 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
6880 * tree-inline.c (remap_type): Increment remapping_type_depth
6881 around remapping types.
6882 (copy_body_r): Only add referenced variables if they are referenced
6883 from code, not types.
6885 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
6896 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
6897 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
6899 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
6902 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
6903 pointer for tiny stack.
6905 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6907 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
6909 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6911 * config/vx-common.h: Fix typo in comment.
6913 2008-01-28 Ian Lance Taylor <iant@google.com>
6917 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
6918 coalesce pointers if they have different DECL_NO_TBAA_P values.
6919 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
6920 between variables with different DECL_NO_TBAA_P values.
6922 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
6925 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
6926 are not legitimate small data references on SPE targets.
6928 2008-01-28 David Daney <ddaney@avtrex.com>
6930 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
6932 2008-01-28 David Daney <ddaney@avtrex.com>
6934 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
6936 2008-01-27 Joseph Myers <joseph@codesourcery.com>
6938 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
6939 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
6940 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
6941 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
6942 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
6943 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
6944 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
6945 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
6947 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6949 * basic-block.h (condjump_equiv_p): Fix comment.
6951 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6953 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
6954 print_generic_stmt_indented): Fix comment.
6956 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6958 * configure.ac (__stack_chk_fail): Add detecion for availability
6959 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
6960 * configure: Regenerate.
6962 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
6965 * final.c (output_addr_const): Handle TRUNCATE.
6967 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
6970 * tree-ssa-loop-ivopts.c (comp_cost): New type.
6971 (zero_cost, infinite_cost): New constants.
6972 (struct cost_pair): Change type of cost to comp_cost.
6973 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
6974 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
6976 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
6977 split_address_cost, ptr_difference_cost, difference_cost,
6978 get_computation_cost_at, get_computation_cost,
6979 determine_use_iv_cost_generic, determine_use_iv_cost_address,
6980 determine_use_iv_cost_condition, determine_use_iv_costs,
6981 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
6982 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
6983 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
6984 Change type of cost to comp_cost.
6985 (determine_iv_cost): Increase cost of non-original ivs, instead
6986 of decreasing the cost of original ones.
6987 (get_address_cost): Indicate the complexity of the addressing mode
6989 (try_add_cand_for): Prefer using ivs not specific to some object.
6990 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
6992 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
6993 Janis Johnson <janis187@us.ibm.com>
6996 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
6997 (TARGET_INSTANTIATE_DECLS): Likewise.
6998 * target.h (expand_to_rtl_hook): New target hook.
6999 (instantiate_decls): Likewise.
7000 * function.c (instantiate_decl): Make non-static. Rename to...
7001 (instantiate_decl_rtl): ... this.
7002 (instantiate_expr): Use instantiate_decl_rtl.
7003 (instantiate_decls_1): Likewise.
7004 (instantiate_decls): Likewise.
7005 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
7006 * function.h (instantiate_decl_rtl): Add prototype.
7007 * cfgexpand.c (target.h): New include.
7008 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
7009 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
7010 (TARGET_INSTANTIATE_DECLS): Likewise.
7011 (TARGET_INITIALIZER): New target hooks added.
7012 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
7014 * config/rs6000/rs6000.c (tree-flow.h): New include.
7015 (machine_function): Add sdmode_stack_slot field.
7016 (rs6000_alloc_sdmode_stack_slot): New function.
7017 (rs6000_instantiate_decls): Likewise.
7018 (rs6000_secondary_memory_needed_rtx): Likewise.
7019 (rs6000_check_sdmode): Likewise.
7020 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
7021 (TARGET_INSTANTIATE_DECLS): Likewise.
7022 (rs6000_hard_regno_mode_ok): Allow SDmode.
7023 (num_insns_constant): Likewise. Handle _Decimal32 constants.
7024 (rs6000_emit_move): Handle SDmode.
7025 (function_arg_advance): Likewise.
7026 (function_arg): Likewise.
7027 (rs6000_gimplify_va_arg): Likewise. Add special handling of
7028 SDmode var args for 32-bit compiles.
7029 (rs6000_secondary_reload_class): Handle SDmode.
7030 (rs6000_output_function_epilogue): Likewise.
7031 (rs6000_function_value): Simplify if statement.
7032 (rs6000_libcall_value): Likewise.
7033 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
7034 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
7035 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
7036 (movsd_hardfloat): New define_insn.
7037 (movsd_softfloat): Likewise.
7038 (movsd_store): Likewise.
7039 (movsd_load): Likewise.
7040 (extendsddd2): Likewise.
7041 (extendsdtd2): Likewise.
7042 (truncddsd2): Likewise.
7043 (movdd_hardfloat64): Fixup comment.
7044 (UNSPEC_MOVSD_LOAD): New constant.
7045 (UNSPEC_MOVSD_STORE): Likewise.
7047 2008-01-26 Jakub Jelinek <jakub@redhat.com>
7050 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
7052 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
7053 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
7054 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
7057 2008-01-26 David Edelsohn <edelsohn@gnu.org>
7060 * config.gcc: Separate AIX 5.3 from AIX 6.1.
7061 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7062 __LONGDOUBLE128 too.
7063 * config/rs6000/aix61.h: New file.
7065 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
7067 PR rtl-optimization/34959
7068 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
7069 popcount and parity rtxes the same mode as their operand.
7070 Truncate or extend the result to the return value's mode
7073 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
7076 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
7077 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
7078 to GOT_VERSION_REGNUM.
7079 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
7080 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
7081 * config/mips/mips.c (mips_emit_call_insn): New function.
7082 (mips_call_tls_get_addr): Call mips_expand_call directly.
7083 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
7085 (mips16_build_call_stub): Likewise. Return the call insn or null.
7086 (mips_expand_call): Update the call to mips16_build_call_stub
7087 accordingly and a remove redundant condition. Assert that MIPS16
7088 stubs do not use lazy binding. Use mips_emit_call_insn and return
7090 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
7092 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
7093 (mips_avoid_hazard): Remove hazard_set handling.
7094 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
7095 (UNSPEC_RESTORE_GP): ...this.
7096 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
7097 (FAKE_CALL_REGNO): Rename to...
7098 (GOT_VERSION_REGNUM): ...this.
7099 (type): Add "ghost" value. Add an associated insn reservation.
7100 (hazard_set): Remove.
7101 (exception_receiver): Rename to...
7102 (restore_gp): ...this and update the unspec identifier accordingly.
7103 (exception_receiver, nonlocal_got_receiver): New expanders.
7104 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
7105 FAKE_CALL_REGNO. Remove hazard_set attribute.
7106 (set_got_version, update_got_version): New patterns.
7108 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
7111 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
7113 2008-01-25 Joseph Myers <joseph@codesourcery.com>
7116 * doc/install.texi2html: Generate gcc-vers.texi.
7118 2008-01-25 DJ Delorie <dj@redhat.com>
7120 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7122 2008-01-25 Joseph Myers <joseph@codesourcery.com>
7124 * config/c4x: Remove directory.
7125 * config.gcc (crx-*, mt-*): Mark obsolete.
7126 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
7127 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
7128 sh-*-rtemscoff*): Remove cases.
7129 * defaults.h (C4X_FLOAT_FORMAT): Remove.
7130 * real.c (encode_c4x_single, decode_c4x_single,
7131 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
7132 c4x_extended_format): Remove.
7133 * real.h (c4x_single_format, c4x_extended_format): Remove.
7134 * doc/extend.texi (interrupt, naked): Remove mention of attributes
7136 (Pragmas): Remove comment about c4x pragmas.
7137 * doc/install.texi (c4x): Remove target-specific instructions.
7138 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
7139 * doc/md.texi (Machine Constraints): Remove C4x documentation.
7140 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
7141 refer to C4x source files as examples.
7142 (C4X_FLOAT_FORMAT): Remove documentation.
7144 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
7146 * config/bfin/bfin.c (override_options): Reorder tests so that
7147 flag_pic gets enabled for -msep-data.
7149 2008-01-25 Richard Guenther <rguenther@suse.de>
7152 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
7153 to its bitfield precision if required.
7155 2008-01-25 Jakub Jelinek <jakub@redhat.com>
7158 * tree-nested.c (walk_omp_for): New function.
7159 (convert_nonlocal_reference, convert_local_reference): Call
7160 walk_omp_for on OMP_FOR.
7161 (convert_call_expr): Call walk_body on OMP_FOR's
7162 OMP_FOR_PRE_INIT_BODY.
7164 2008-01-25 Richard Guenther <rguenther@suse.de>
7166 PR tree-optimization/34966
7167 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
7168 default defs and PHI_NODEs we have to insert after the
7171 2008-01-24 Nick Clifton <nickc@redhat.com>
7173 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
7174 Provide a default definition.
7175 (LIBGCC2_UNITS_PER_WORD): Likewise.
7177 * config/stormy16/stormy16.c: Include df.h for the prototype
7178 for df_regs_ever_live_p.
7179 (xstormy16_expand_builtin_va_start): Convert the stack offset
7180 into a component_ref and then use POINTER_PLUS_EXPR to add it
7181 to the incoming_virtual_args_rtx.
7182 (xstormy16_gimplify_va_arg_expr): Rename to
7183 xstormy16_gimplify_va_arg_expr.
7184 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
7185 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
7186 xstormy16_gimplify_va_arg_expr.
7187 Fix up some formatting issues.
7189 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
7190 Move to predicates.md.
7191 (xs_hi_general_operand): Likewise.
7192 (xs_hi_nonmemory_operand): Likewise.
7193 * config/stormy16/predicates.md:
7194 (xstormy16_carry_plus_operand): New predicate.
7195 (xs_hi_general_operand): New predicate.
7196 (xs_hi_nonmemory_operand): New predicate.
7197 * config/stormy16/stormy16-protos.h:
7198 (xstormy16_carry_plus_operand): Delete prototype.
7199 (xs_hi_general_operand): Likewise.
7200 (xs_hi_nonmemory_operand): Likewise.
7202 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
7203 modifiers as they are no longer needed and they can trigger
7204 reload spill failures.
7206 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
7207 with a match_operand in order to help reload.
7209 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
7210 constraint with 'e' for the 8th alternative as this version of
7211 the mov.w instruction only accepts the lower 8 registers.
7213 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
7216 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
7217 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
7220 2008-01-25 Jakub Jelinek <jakub@redhat.com>
7223 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
7225 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
7227 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
7229 (remove_structure): Update allocations list before removing structure.
7231 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
7233 * ipa-struct-reorg.c (is_safe_cond_expr,
7234 create_new_stmts_for_cond_expr): Use integer_zerop function,
7235 that recognize not only zero-pointer, but zero-integer too.
7237 2008-01-25 Ben Elliston <bje@au.ibm.com>
7240 * fixproto: Escape "." in sed expression that strips leading "./".
7242 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
7245 * gcc.c (SWITCH_OK): Removed.
7246 (SWITCH_LIVE): Changed to bit.
7247 (SWITCH_FALSE): Likewise.
7248 (SWITCH_IGNORE): Likewise.
7249 (switchstr): Change live_cond to unsigned int.
7250 (process_command): Replace SWITCH_OK with 0.
7251 (do_self_spec): Likewise.
7252 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
7253 (give_switch): Likewise.
7254 (used_arg): Likewise.
7255 (do_spec_1): Set the SWITCH_IGNORE bit.
7256 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
7257 bits. Set the SWITCH_LIVE bit.
7259 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7261 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
7263 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
7265 PR tree-optimization/34472
7266 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
7267 parameter to a "bool *" and set *DATA to false if there is
7268 an unsafe access. Do not delete the structure here.
7269 (check_cond_exprs): Delete it here instead.
7270 (check_cond_exprs, exclude_cold_structs): Do not increase
7271 I when removing a structure.
7273 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
7276 * config/i386/i386.c (ix86_expand_vector_init): Consider only
7277 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
7279 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
7282 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
7283 a fixed vector for stack.
7285 2008-01-24 Ben Elliston <bje@au.ibm.com>
7288 * doc/gcc.texi (Software development): Add a direntry for g++.
7290 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
7292 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
7293 stale and straggling -fforce-addr comments above.
7295 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
7297 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
7298 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
7300 2008-01-23 Michael Matz <matz@suse.de>
7303 * dwarf2out.c (force_type_die): Use modified_type_die instead of
7306 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
7308 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
7311 2008-01-23 Anatoly Sokolov <aesok@post.ru>
7313 * config/avr/avr.c (avr_current_arch): New variable.
7314 (avr_arch_types): Add 'avr31' and 'avr51' entries.
7315 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
7316 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
7317 (avr_override_options): Init 'avr_current_arch'.
7318 (base_arch_s): Move from here...
7319 * config/avr/avr.h (base_arch_s): ... here. Add new members
7320 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
7321 'mega' to 'have_jmp_call'.
7322 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
7323 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
7325 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
7327 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
7328 MULTILIB_MATCHES): (Ditto.).
7330 2008-01-23 Richard Guenther <rguenther@suse.de>
7333 * cgraphunit.c (cgraph_reset_node): Always mark the node
7334 not reachable if it is not queued already.
7336 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
7338 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
7339 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
7340 (cputype_selected): New static variable.
7341 (bfin_handle_option): Set it if -mcpu is used.
7342 (override_option): Select default set of workarounds if no cpu type
7343 selected on the command line.
7344 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
7346 From Michael Frysinger <michael.frysinger@analog.com>
7347 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
7348 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
7350 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
7351 for bf547, bf523, bf524, and bf526.
7352 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
7354 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7355 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
7356 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
7357 __ADSPBF547__ and __ADSPBF54x__ for bf547.
7358 * doc/invoke.texi (Blackfin Options): Document that
7359 -mcpu now accept bf547, bf523, bf524, and bf526.
7361 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
7363 PR rtl-optimization/34628
7364 * combine.c (try_combine): Stop and undo after the first combination
7365 if an autoincrement side-effect on the first insn has effectively
7368 2008-01-22 David Edelsohn <edelsohn@gnu.org>
7371 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
7372 Offset addresses are not valid for Altivec or paired float modes.
7374 2008-01-22 Jakub Jelinek <jakub@redhat.com>
7377 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
7378 if DECL_INITIAL (decl) is error_mark_node.
7381 * c-common.c (handle_vector_size_attribute): Only allow
7382 integral, scalar float and fixed point types. Handle OFFSET_TYPE
7383 the same way as pointer, array etc. types.
7384 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
7387 * tree.c (build_type_attribute_qual_variant): Call
7388 build_qualified_type if attributes are equal, but quals are not.
7390 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7393 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
7394 * flags.h (warn_strict_aliasing): Remove.
7395 (warn_strict_overflow): Remove.
7396 * opts.c (warn_strict_aliasing): Remove.
7397 (warn_strict_overflow): Remove.
7398 * c-opts.c (c_common_handle_option): -Wall only sets
7399 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
7400 (c_common_post_options): Give default values to -Wstrict-aliasing
7401 and -Wstrict-overflow if they are uninitialized.
7402 * common.opt (Wstrict-aliasing): Specify Var and Init.
7403 (Wstrict-overflow): Likewise.
7405 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
7407 PR rtl-optimization/26854
7408 PR rtl-optimization/34400
7409 PR rtl-optimization/34884
7410 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
7412 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
7413 (df_rd_bb_info.expanded_lr_out): Deleted
7414 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
7415 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
7416 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
7417 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
7418 Removed code to allocate, initialize or free expanded_lr_out.
7419 (df_rd_bb_local_compute_process_def): Restructured to make more
7421 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
7422 sets if the sets are being trimmed.
7424 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
7427 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
7428 (as_vers): Likewise.
7429 * configure: Regenerated.
7431 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7434 * tree-pass.h (pass_build_alias): New pass.
7435 * tree-ssa-alias.c (gate_build_alias): New.
7436 (pass_build_alias): New.
7437 * passes.c (init_optimization_passes): Add pass_build_alias after
7438 pass_create_structure_vars.
7440 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
7442 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
7443 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
7444 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
7445 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
7446 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
7447 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
7448 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
7449 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
7450 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
7451 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
7452 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
7453 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
7454 * config/s390/s390.md (FP_ALL): New mode iterator.
7455 (_d): New mode attribute.
7456 ("*signbit<mode>2>"): Changed mode of first operand.
7457 ("isinf<mode>2"): Changed mode of first operand.
7458 ("*TDC_insn"): Adaptation for DFP modes.
7460 2008-01-22 Ben Elliston <bje@au.ibm.com>
7462 * tree.c (check_qualified_type): Improve function description.
7464 2008-01-21 Jason Merrill <jason@redhat.com>
7467 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
7468 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
7471 2008-01-21 DJ Delorie <dj@redhat.com>
7473 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
7476 2008-01-21 Richard Guenther <rguenther@suse.de>
7479 * tree-cfg.c (verify_expr): Allow all invariant expressions
7480 instead of just constant class ones as reference argument.
7481 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
7482 like any other constant.
7483 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7485 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
7487 * regmove.c (fixup_match_1): Update call crossed frequencies.
7489 2008-01-21 Richard Guenther <rguenther@suse.de>
7492 * tree-inline.c (setup_one_parameter): Deal with mismatched
7493 types using a VIEW_CONVERT_EXPR.
7495 2008-01-21 Alon Dayan <alond@il.ibm.com>
7496 Olga Golovanevsky <olga@il.ibm.com>
7498 PR tree-optimization/34701
7499 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
7500 when the structure size is not a power of 2.
7502 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
7504 * doc/install.texi: Add doc for --enable-checking=df.
7506 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
7508 PR rtl-optimization/34808
7509 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
7511 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7513 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
7516 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7518 PR rtl-optimization/26854
7519 PR rtl-optimization/34400
7520 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
7522 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
7523 (df_rd_bb_info.expanded_lr_out): New.
7524 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
7525 * loop_iv.c (iv_analysis_loop_init): Ditto.
7526 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
7527 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
7528 Added code to allocate, initialize or free expanded_lr_out.
7529 (df_rd_bb_local_compute_process_def): Restructured to make
7530 more understandable.
7531 (df_rd_confluence_n): Add code to do nothing with fake edges and
7532 code to no apply invalidate_by_call sets if the sets are being trimmed.
7533 (df_lr_local_finalize): Renamed to df_lr_finalize.
7534 (df_live_local_finalize): Renamed to df_live_finalize.
7536 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7539 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
7540 deciding whether to use reciprocal instructions.
7542 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
7544 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
7545 dwarf2out_note_section_used if cold_text_section is NULL.
7547 2008-01-19 Jakub Jelinek <jakub@redhat.com>
7549 PR gcov-profile/34610
7550 * tree-cfg.c (make_edges): Mark both outgoing edges from
7551 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
7552 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
7553 from OMP_FOR and OMP_CONTINUE outgoing edges.
7555 * tree-profile.c (tree_profiling): Return early if
7556 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
7558 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
7559 from cfun to child_cfun.
7560 * function.h (struct function): Add after_tree_profile bit.
7562 2008-01-19 Anatoly Sokolov <aesok@post.ru>
7564 * config/avr/avr.S (_exit): Disable interrupt.
7566 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7567 Steven Bosscher <stevenb.gcc@gmail.com>
7569 PR rtl-optimization/26854
7570 PR rtl-optimization/34400
7571 * df-problems.c (df_live_scratch): New scratch bitmap.
7572 (df_live_alloc): Allocate df_live_scratch when doing df_live.
7573 (df_live_reset): Clear the proper bitmaps.
7574 (df_live_bb_local_compute): Only process the artificial defs once
7575 since the order is not important.
7576 (df_live_init): Init the df_live sets only with the variables
7577 found live by df_lr.
7578 (df_live_transfer_function): Use the df_lr sets to prune the
7579 df_live sets as they are being computed.
7580 (df_live_free): Free df_live_scratch.
7582 2008-01-18 Ian Lance Taylor <iant@google.com>
7584 * common.opt: Add fmerge-debug-strings.
7585 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
7586 flag_merge_debug_strings rather than flag_merge_constants.
7587 * doc/invoke.texi (Option Summary): Mention
7588 -fmerge-debug-strings.
7589 (Debugging Options): Document -fmerge-debug-strings.
7591 2008-01-18 Ian Lance Taylor <iant@google.com>
7594 * tree.h (DECL_IS_OPERATOR_NEW): Define.
7595 (struct tree_function_decl): Add new field operator_new_flag.
7596 * tree-inline.c (expand_call_inline): When inlining a call to
7597 operator new, force the return value to go into a variable, and
7598 set DECL_NO_TBAA_P on that variable.
7599 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
7601 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
7604 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
7605 DWARF2_DEBUGGING_INFO.
7606 (dwarf2out_note_section_used): Ditto. Add prototype.
7607 (have_multiple_function_sections, text_section_used,
7608 cold_text_section_used, *cold_text_sections): Move declarations
7611 2008-01-17 Bob Wilson <bob.wilson@acm.org>
7613 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
7614 field and add signal_ra.
7615 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
7616 assignments to frame state pc. Move end of stack check after
7617 MD_FALLBACK_FRAME_STATE_FOR.
7618 (uw_update_context_1): Use frame state signal_regs if set, instead
7619 of checking signal_frame flag.
7620 (uw_update_context): Use frame state signal_ra if set.
7621 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
7622 * config/xtensa/linux-unwind.h: New file.
7624 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
7626 * modulo-sched.c (get_sched_window): Fix comment typo.
7628 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
7630 PR tree-optimization/34648
7631 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
7633 2008-01-17 Anatoly Sokolov <aesok@post.ru>
7635 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
7636 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
7638 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
7640 PR rtl-optimization/34400
7641 * df-core.c (df_worklist_dataflow_overeager,
7642 df_worklist_dataflow_doublequeue): New functions.
7643 (df_worklist_dataflow): Two different worklist solvers.
7644 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
7647 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7650 * doc/invoke.texi: Document the dependence on pthread for fopenmp
7651 and ftree-parallelize-loops.
7653 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
7655 PR rtl-optimization/34826
7656 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
7658 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
7660 * global.c (find_reg): Mark the eh regs as used if necessary.
7661 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
7662 * ra.h (struct allocno): no_eh_reg field added. Changed
7663 no_stack_reg type to bitfield.
7665 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
7667 * tree.c (substitute_in_expr): Add missing 'break'.
7669 2008-01-17 Richard Guenther <rguenther@suse.de>
7671 PR tree-optimization/34825
7672 * tree-ssa-math-opts.c (is_division_by): Do not recognize
7673 x / x as division to handle.
7675 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7677 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
7678 "-pthread" is specified.
7679 * pa-hpux11.h (LIB_SPEC): Likewise.
7681 2008-01-16 Janis Johnson <janis187@us.ibm.com>
7682 Peter Bergner <bergner@vnet.ibm.com>
7684 PR rtl-optimization/33796
7685 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
7687 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7689 PR libgfortran/34699
7690 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
7692 * pa-hpux10.h (LINK_SPEC): Likewise.
7693 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
7695 2008-01-16 Richard Guenther <rguenther@suse.de>
7698 * fold-const.c (fold_convert_const_int_from_int): Do not
7699 set overflow if that occured only because of a sign extension
7700 change when converting from/to a sizetype with the same
7701 precision and signedness.
7703 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7706 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
7707 location address to the correct place. Update copyright year.
7709 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7711 * lambda-code.c (lambda_transform_legal_p): Handle the case of
7712 no dependences in the dependence_relations vector.
7714 2008-01-16 Jan Hubicka <jh@suse.cz>
7716 PR rtl-optimization/31396
7717 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
7718 * cfg.c (dump_reg_info): Print it.
7719 * regs.h (struct reg_info_t): add freq_calls_crossed.
7720 (REG_FREQ_CALLS_CROSSED): New macro.
7721 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
7722 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
7723 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
7724 regmove_optimize): Update call crossed frequencies.
7725 * local-alloc.c (struct qty): Add freq_calls_crossed.
7726 (alloc_qty): Copute freq_calls_crossed.
7727 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
7728 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
7729 * ra.h (struct allocno): Add freq_calls_crossed.
7731 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7733 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
7734 libgomp when compiling with ftree-parallelize-loops.
7735 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
7737 2008-01-16 Richard Guenther <rguenther@suse.de>
7739 PR tree-optimization/34769
7740 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
7741 * tree.c (int_cst_value): Instead make this function more
7742 permissive in what it accepts as valid input. Document this
7743 function always sign-extends the value.
7745 2008-01-16 Jakub Jelinek <jakub@redhat.com>
7746 Richard Guenther <rguenther@suse.de>
7749 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
7750 (gimple_fold_indirect_ref_rhs): ... this.
7751 (gimple_fold_indirect_ref): New function with foldings
7752 that preserve lvalueness.
7753 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
7754 * tree-flow.h (gimple_fold_indirect_ref): Declare.
7755 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
7756 to fold an INDIRECT_REF, fall back to the old use of
7757 fold_indirect_ref_1.
7759 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7761 * tree-data-ref.c (subscript_dependence_tester_1): Call
7762 free_conflict_function.
7763 (compute_self_dependence): Same.
7765 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7768 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
7769 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
7771 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
7772 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
7773 for DWARF2_UNWIND_INFO targets.
7775 2008-01-16 Richard Guenther <rguenther@suse.de>
7778 * c-typeck.c (common_pointer_type): Do not merge inconsistent
7779 type qualifiers for function types.
7781 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
7783 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
7784 loop_iterator li from previous commit.
7786 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
7788 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
7790 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7792 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
7793 (parallelize_loops): Don't parallelize irreducible components.
7795 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7798 * c-opts (c_common_post_options): Do not enable CPP
7799 flag_pedantic_errors by default.
7801 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
7803 PR rtl-optimization/31944
7804 * cse.c (remove_pseudo_from_table): New function.
7805 (merge_equiv_classes): Use above function to remove pseudo-registers.
7806 (invalidate): Likewise.
7808 2008-01-13 Richard Guenther <rguenther@suse.de>
7811 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
7812 instead of TYPE_MODE to deal with calls from expand_one_error_var.
7814 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
7816 * gcse.c (cprop_jump): Call validate_unshare_change instead of
7817 validate_change to unshare the source of the PC set.
7819 2008-01-12 Jan Hubicka <jh@suse.cz>
7822 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
7823 references above array bounds. This might trigger bounds checks for
7826 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7828 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
7829 new_replaceable_dependencies.
7831 2008-01-12 Doug Kwan <dougkwan@google.com>
7833 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
7834 instead of OPT_Wreturn_type in warning due to ignored return type
7836 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
7837 options included in -Wextra.
7838 * c.opt: New option -Wignored_qualifiers.
7839 * doc/invoke.texi (Warning Options, -Wextra): Add new option
7840 -Wignore_qualifiers.
7841 (-Wignored-qualifiers): Document.
7842 (-Wreturn-type): Remove description of functionality now handled
7843 by -Wignored-qualifiers.
7845 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
7848 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
7849 NOP_EXPR if it is between integral types with the same precision.
7851 2008-01-12 Jan Hubicka <jh@suse.cz>
7854 * invoke.texi (max-inline-recursive-depth): Fix default value.
7856 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
7858 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
7861 2008-01-11 Bob Wilson <bob.wilson@acm.org>
7863 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
7865 2008-01-11 James E. Wilson <wilson@specifix.com>
7868 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
7870 2008-01-11 Anatoly Sokolov <aesok@post.ru>
7872 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
7873 save/restore frame pointer register and don't use 'call-prologues'
7874 optimization in function with "OS_task" attribute.
7876 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
7879 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
7880 when copying to memory.
7882 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
7884 PR rtl-optimization/30905
7885 * cfgcleanup.c: Include dce.h
7886 (crossjumps_occured): New global variable.
7887 (try_crossjump_bb): Exit loop after finding a fallthru edge.
7888 If something changed, set crossjumps_occured to true.
7889 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
7890 Don't add/remove fake edges to exit here...
7891 (cleanup_cfg): ...but do it here, when crossjumping.
7892 Run a fast DCE when successful crossjumps occured in the latest
7893 iteration of try_optimize_cfg.
7895 2008-01-11 Richard Guenther <rguenther@suse.de>
7897 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
7898 (struct vn_unary_op_s): Likewise.
7899 (vn_reference_insert): Free old reference on hash collision.
7901 2008-01-10 Raksit Ashok <raksit@google.com>
7903 PR rtl-optimization/27971
7904 * combine.c (find_split_point): Split PLUS expressions which are
7905 inside a MEM rtx, and whose first operand is complex.
7907 2008-01-10 DJ Delorie <dj@redhat.com>
7909 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
7910 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
7911 (m32c_hard_regno_ok): Call the underlying function.
7913 2008-01-10 Richard Guenther <rguenther@suse.de>
7916 * tree-cfg.c (tree_merge_blocks): Do not go through the
7917 full-blown folding and stmt updating path if we just deal
7918 with virtual operands.
7919 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
7920 test for abnormal SSA_NAMEs.
7922 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
7925 * reload.c (push_reload): Add assertions. All constants from
7926 reg_equiv_constant should have been used for replacing the respective
7928 (find_reloads_address): Invoke find_reloads_address_part for
7929 constant taken from the reg_equiv_constant array.
7931 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
7933 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
7934 field (valnum) the first in the struct. Replace bools with
7937 2008-01-10 Richard Guenther <rguenther@suse.de>
7939 PR tree-optimization/34651
7940 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
7941 types and ordering for masking and converting.
7943 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
7945 PR tree-optimization/34017
7946 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
7947 also for PHI_NODE expressions.
7949 2008-01-09 Jan Hubicka <jh@suse.cz>
7951 PR tree-optimization/34708
7952 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
7953 based on number of case labels.
7954 (init_inline_once): Remove switch_cost.
7955 * tree-inline.h (eni_weights_d): Remove switch_cost.
7957 2008-01-09 Richard Guenther <rguenther@suse.de>
7958 Andrew Pinski <andrew_pinski@playstation.sony.com>
7961 * gimplify.c (gimplify_cond_expr): Do not create an addressable
7962 temporary if an rvalue is ok or an lvalue is not required.
7964 2008-01-09 Richard Guenther <rguenther@suse.de>
7967 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
7970 2008-01-09 Richard Guenther <rguenther@suse.de>
7973 * tree.c (host_integerp): Check for sizetype only if the
7974 type is an integer type.
7976 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
7979 * opts.c (decode_options): Disable inlining of functions called
7980 once if not in unit-at-a-time mode.
7982 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
7984 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
7986 2008-01-08 Richard Guenther <rguenther@suse.de>
7989 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
7990 out early if the result will be unused.
7992 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7997 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7998 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
8001 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
8003 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
8004 for vectorization tuned.
8006 2008-01-08 Richard Guenther <rguenther@suse.de>
8008 PR tree-optimization/34683
8009 * tree-ssa-operands.c (operand_build_cmp): Export.
8010 * tree-ssa-operands.h (operand_build_cmp): Declare.
8011 * tree-vn.c (vuses_compare): Remove.
8012 (sort_vuses): Use operand_build_cmp.
8013 (sort_vuses_heap): Likewise.
8014 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
8015 to re-use old VEC if available. Do not sort already sorted VUSEs.
8016 (vdefs_to_vec): Do not sort already sorted VDEFs.
8018 2008-01-08 Jakub Jelinek <jakub@redhat.com>
8021 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
8023 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
8026 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
8027 limitations of reciprocal sequences on x86 targets.
8029 2008-01-08 Richard Guenther <rguenther@suse.de>
8031 PR tree-optimization/34683
8032 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
8034 2008-01-07 Jakub Jelinek <jakub@redhat.com>
8037 * config/darwin.c (darwin_mergeable_string_section): Don't use
8038 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
8040 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
8043 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
8044 negxf2. Macroize expander using X87MODEF mode iterator. Change
8045 predicates of op0 and op1 to register_operand.
8046 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
8047 expander using X87MODEF mode iterator. Change predicates of
8048 op0 and op1 to register_operand.
8049 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
8050 corresponding patterns and macroize using MODEF macro. Change
8051 predicates of op0 and op1 to register_operand and remove
8052 "m" constraint. Disparage "r" alternative with "!".
8053 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
8054 macroize using X87MODEF macro. Change predicates of op0 and op1
8055 to register_operand and remove "m" constraint. Disparage "r"
8056 alternative with "!".
8057 (absneg splitter with memory operands): Remove.
8058 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
8059 patterns and macroize using X87MODEF mode iterator.
8060 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
8061 Change predicate of op1 to register_operand.
8062 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
8063 for memory operands.
8065 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
8067 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
8069 2008-01-07 Richard Guenther <rguenther@suse.de>
8071 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
8074 2008-01-07 Richard Guenther <rguenther@suse.de>
8076 PR tree-optimization/34683
8077 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
8078 VOPs of the needed size to save memory. Use VEC_quick_push
8079 to save compile-time.
8080 (vdefs_to_vec): Likewise.
8082 2008-01-07 Sa Liu <saliu@de.ibm.com>
8084 * config/spu/spu.md (divdf3): Genetate inline code for double
8085 division. The implementation doesn't handle INF or NAN, therefore it
8086 only applies when -ffinite-math-only is given.
8088 2008-01-06 Paolo Carlini <pcarlini@suse.de>
8091 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
8092 * doc/cpp.texi ([Common Predefined Macros]): Document.
8094 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
8096 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
8097 order to use commutative addition instead of subtraction.
8099 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8100 Mircea Namolaru <namolaru@il.ibm.com>
8101 Vladimir Yanovsky <yanov@il.ibm.com>
8102 Revital Eres <eres@il.ibm.com>
8104 PR tree-optimization/34263
8105 * tree-outof-ssa.c (process_single_block_loop_latch,
8106 contains_tree_r): New functions.
8107 (analyze_edges_for_bb): Call process_single_block_loop_latch
8108 function to empty single-basic-block latch block if possible.
8110 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8112 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
8114 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
8116 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
8118 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
8120 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
8122 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
8124 2008-01-05 Jakub Jelinek <jakub@redhat.com>
8126 PR tree-optimization/34618
8127 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
8130 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8133 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
8134 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
8135 Update copyright year.
8137 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
8138 Update copyright year.
8139 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
8142 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
8144 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
8145 edge does not point to current bb before changing need_assert.
8147 2008-01-04 Richard Guenther <rguenther@suse.de>
8150 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
8151 for verifying purposes if they are is_gimple_min_invariant.
8153 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
8155 PR tree-optimization/34448
8156 PR tree-optimization/34465
8157 * gimplify.c (gimplify_init_constructor): Add new parameter
8158 notify_temp_creation. Use it.
8159 (gimplify_modify_expr_rhs): Take volatiles into account when
8160 optimizing constructors.
8161 Do not optimize constructors if gimplify_init_constructor will dump to
8163 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
8164 * gcc.c-torture/compile/pr34448.c: New.
8166 2008-01-04 Jakub Jelinek <jakub@redhat.com>
8168 PR gcov-profile/34609
8169 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
8170 return_slot if result is TREE_ADDRESSABLE.
8172 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
8174 * config/mips/mips.md (sqrt_condition): Tweak comment.
8175 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
8177 2008-01-03 Tom Tromey <tromey@redhat.com>
8180 * c-common.c (c_type_hash): Handle VLAs.
8182 2008-01-03 Jan Hubicka <jh@suse.cz>
8184 PR tree-optimization/31081
8185 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
8186 0 when inlining and not inlining to first basic block.
8187 (remap_decl): When var is initialized to 0, don't set default_def.
8188 (expand_call_inline): Set entry_bb.
8189 * tree-inline.h (copy_body_data): Add entry_bb.
8191 2008-01-03 Jakub Jelinek <jakub@redhat.com>
8194 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
8197 PR tree-optimization/29484
8198 * tree-inline.c (inline_forbidden_p_2): New function.
8199 (inline_forbidden_p): Disallow inlining if some static var
8200 has an address of a local LABEL_DECL in its initializer.
8201 * doc/extend.texi (Labels as Values): Document &&foo behaviour
8204 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
8206 PR tree-optimization/34635
8207 * tree-data-ref.c (add_other_self_distances): Make sure that the
8208 evolution step is constant.
8210 2008-01-03 Jakub Jelinek <jakub@redhat.com>
8213 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
8215 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
8217 * tree-sra.c (scalarize_init): Insert the generate_element_init
8218 statements after the generate_element_zero statements.
8220 2008-01-02 Richard Guenther <rguenther@suse.de>
8224 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
8225 for very large number of operands instead of ICEing.
8227 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
8230 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
8231 while stack probing.
8233 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
8235 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
8238 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
8241 * tree-mudflap.c (mx_register_decls): Guard warning by
8242 !DECL_ARTIFICIAL check.
8244 2008-01-01 Jakub Jelinek <jakub@redhat.com>
8246 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
8247 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
8248 sse5_perm<mode>): Fix constraints.