1 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
3 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
4 mnemonic in this_param move for TARGET_64BIT.
6 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
8 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
9 (*strmovsi_rex_1): Ditto.
11 (*strsetsi_rex_1): Ditto.
13 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
14 adddicc expanders using SWI mode iterator.
16 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
19 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
22 2008-05-04 David S. Miller <davem@davemloft.net>
24 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
25 (sparc*-*-linux*): Use linux.h in tm_file.
26 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
27 compiler defaulting to 32-bit.
28 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
30 * config/sparc/linux.h: Remove definitions now obtained
32 * config/sparc/linux64.h: Likewise.
33 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
34 don't want this setting for 32-bit builds in a biarch compiler.
35 * doc/install.texi: Add sparc-linux to list of targets
36 supporting --enable-targets=all.
38 2008-05-03 Andrew Pinski <pinskia@gmail.com>
40 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
42 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
44 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
45 after V4SI_FTYPE_V8HI.
46 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
49 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
51 * doc/invoke.texi (max-flow-memory-locations): Removed.
52 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
54 2008-05-03 Richard Guenther <rguenther@suse.de>
57 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
59 2008-05-02 David S. Miller <davem@davemloft.net>
61 * config.gcc (need_64bit_hwint): Document libcpp dependency.
63 2008-05-02 Simon Baldwin <simonb@google.com>
66 * c-common.h (warn_array_subscript_range): Removed.
67 * c-common.c (warn_array_subscript_range): Ditto.
68 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
69 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
71 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
73 * config/i386/i386.c (ix86_special_builtin_type): New.
74 (bdesc_special_args): Likewise.
75 (ix86_expand_special_args_builtin): Likewise.
76 (ix86_init_mmx_sse_builtins): Updated.
77 (ix86_expand_builtin): Updated.
78 (ix86_expand_store_builtin): Removed.
79 (ix86_expand_unop_builtin): Likewise.
81 * config/i386/mm3dnow.h (__v2sf): Moved to ...
82 * config/i386/mmintrin.h (__v2sf): Here.
84 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
86 (_mm_loadl_pi): Likewise.
87 (_mm_storeh_pi): Replace __v2si with __v2sf.
88 (_mm_storel_pi): Likewise.
90 * doc/extend.texi: Correct __builtin_ia32_loadhps,
91 __builtin_ia32_loadlps, __builtin_ia32_storehps,
92 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
93 __builtin_ia32_loadlpd.
95 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
97 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
98 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
99 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
100 (ix86_init_mmx_sse_builtins): Updated.
101 (ix86_expand_args_builtin): Likewise.
102 (ix86_expand_builtin): Likewise.
103 (ix86_expand_unop1_builtin): Renamed to ...
104 (ix86_expand_unop_vec_merge_builtin): This.
106 2008-05-01 Jan Hubicka <jh@suse.cz>
109 * ipa-inline.c (inline_generate_summary): Make static.
110 (inline_transform): Do not call inlining at -O0; make static.
111 * passes.c (execute_todo): Add sanity check.
112 (execute_one_ipa_transform_pass): Execute proper flags.
114 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
116 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
117 (DECL_NONADDRESSABLE_P): Likewise.
118 * alias.c (record_component_aliases): Fix comment.
120 2008-05-01 Simon Baldwin <simonb@google.com>
122 * c-common.h (warn_array_subscript_range): New function.
123 * c-common.c (warn_array_subscript_range): Ditto.
124 * tree-vrp.c (check_array_ref): Corrected code to agree with
125 comment, ignoring only arrays of size 0 or size 1.
126 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
128 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
130 * config/i386/i386.c (ix86_builtin_type): Replace
131 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
132 (bdesc_args): Updated.
133 (ix86_init_mmx_sse_builtins): Likewise.
134 (ix86_expand_args_builtin): Likewise.
136 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
139 * doc/extend.texi: Correct __builtin_ia32_palignr.
141 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
144 * config/i386/i386.c (bdesc_crc32): Removed.
145 (ix86_expand_crc32): Likewise.
146 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
147 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
148 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
149 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
150 UINT_FTYPE_UINT_UCHAR.
151 (bdesc_args): Updated. Add crc32 builtins.
152 (ix86_init_mmx_sse_builtins): Updated.
153 (ix86_expand_args_builtin): Updated to support subreg.
155 * doc/extend.texi: Correct __builtin_ia32_crc32di.
157 2008-05-01 Jan Hubicka <jh@suse.cz>
159 * tree-pass.h (opt_pass): Add IPA_PASS.
160 (varpool_node, cgraph_node): Forward declare.
161 (ipa_opt_pass): Define.
162 (pass_ipa_inline): Turn into ipa_opt_pass.
163 (pass_apply_inline): Remove.
164 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
165 (apply_inline): Turn into ....
166 (inline_transform): ... this one.
167 (inline_generate_summary): New function.
168 (pass_apply_inline): Remove.
169 * function.h (ipa_opt_pass): Forward declare structure; typedef;
171 (struct function): Add ipa_transforms_to_apply.
172 * passes.c (register_one_dump_file): Work on IPA_PASS.
173 (init_optimization_passes): Remove pass_inline_parameters and
175 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
176 (execute_one_pass) ... here; apply transforms when possible.
177 (add_ipa_transform_pass, execute_ipa_summary_asses,
178 execute_one_ipa_transform_pass): New.
179 (execute_ipa_pass_list): Update for IPA_PASS type.
181 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
183 * config/i386/i386.c (ix86_builtin_type): Add
184 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
185 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
186 (bdesc_args): Add SSE4a builtins.
187 (ix86_init_mmx_sse_builtins): Updated.
188 (ix86_expand_args_builtin): Likewise.
189 (ix86_expand_builtin): Likewise.
191 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
193 * config/i386/i386.c (ix86_builtin_type): Add
194 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
195 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
196 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
197 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
198 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
199 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
200 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
201 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
202 and DI_FTYPE_DI_DI_INT.
203 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
204 (ix86_init_mmx_sse_builtins): Updated.
205 (ix86_expand_args_builtin): Likewise.
206 (ix86_expand_builtin): Likewise.
207 (ix86_expand_binop_imm_builtin): Removed.
209 * doc/extend.texi: Correct __builtin_ia32_palignr128.
211 2008-04-30 Richard Guenther <rguenther@suse.de>
213 PR tree-optimization/32921
214 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
216 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
218 * config/arm/arm.c (arm_unwind_emit): Use
219 crtl->all_throwers_are_sibcalls instead of
220 cfun->all_throwers_are_sibcalls.
221 (arm_output_fn_unwind): Likewise.
222 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
223 instead of cfun->uses_pic_offset_table.
224 (frv_expand_prologue): Likewise.
225 (frv_frame_pointer_required): Likewise.
226 (frv_expand_fdpic_call): Likewise.
227 (frv_emit_movsi): Likewise.
228 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
229 cfun->returns_pcc_struct instead of
230 current_function_returns_pcc_struct.
231 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
232 instead of cfun->calls_eh_return.
233 (m32c_pushm_popm): Likewise.
234 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
235 "extern" declaration.
237 2008-04-30 Richard Guenther <rguenther@suse.de>
239 PR tree-optimization/21636
240 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
242 (evaluate_stmt): Print the likely value.
243 (ccp_visit_stmt): Avoid excessive vertical spacing.
245 2008-04-30 Rafael Espindola <espindola@google.com>
247 * builtins.c (fold_call_expr): Return realret.
248 * tree-ssa-threadedge.c
249 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
250 __builtin_object_size.
252 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
254 * gcc.c (wrapper_string): New variable.
255 (insert_wrapper): New function.
256 (execute): New option -wrapper.
257 * doc/invoke.texi (Overall Options): New driver option -wrapper.
259 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
261 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
262 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
263 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
265 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
266 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
267 config/rs6000/e500crtres64gprctr.asm,
268 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
269 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
270 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
271 config/rs6000/e500crtsav64gprctr.asm,
272 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
273 config/rs6000/e500crtsavg64gprctr.asm: New files.
274 * config/rs6000/t-ppccomm: Add build rules for new files.
275 (LIB2FUNCS_STATIC_EXTRA): Add new files.
276 * config/rs6000/t-netbsd: Add build rules for new files.
277 (LIB2FUNCS_STATIC_EXTRA): New variable.
278 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
279 (CRTSAVRES_DEFAULT_SPEC): Likewise.
280 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
282 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
284 * config/i386/i386.c (ix86_builtin_type): Add
285 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
286 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
287 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
288 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
289 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
290 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
291 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
292 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
293 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
294 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
295 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
296 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
297 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
298 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
299 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
300 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
301 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
302 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
303 V1DI_FTYPE_V2SI_V2SI.
304 (bdesc_2arg): Moved to ...
306 (ix86_init_mmx_sse_builtins): Updated.
307 (ix86_expand_args_builtin): Updated. Take a pointer
308 to const struct builtin_description. Handle comparison
310 (ix86_expand_sse_compare): Take a new argument for swapping operands.
311 (ix86_expand_builtin): Updated.
313 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
314 (ssse3_pmaddubsw128): This.
315 (ssse3_pmaddubswv4hi3): Renamed to ...
316 (ssse3_pmaddubsw): This.
318 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
319 (__builtin_ia32_packssdw128): Likewise.
320 (__builtin_ia32_packuswb128): Likewise.
321 (__builtin_ia32_pmaddubsw): Likewise.
322 (__builtin_ia32_pmaddubsw128): Likewise.
324 2008-04-30 Richard Guenther <rguenther@suse.de>
326 PR tree-optimization/14847
327 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
328 (recognize_bits_test): Use it.
329 (recognize_single_bit_test): Likewise.
331 2008-04-30 Martin Jambor <mjambor@suse.cz>
333 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
334 instead of setting number of formal parameters to zero.
335 (ipcp_init_stage): Do not set the number of actual parameters to zero
337 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
338 which are called with variable number of arguments.
339 (ipcp_insert_stage): Explicitely skipping all nodes which are
340 called with variable number of arguments.
341 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
342 number of parameters.
344 * ipa-prop.h (struct ipa_node_params): Added flag
345 called_with_var_arguments
346 (ipa_set_param_count): Added. Changed sole setter to use it.
347 (ipa_get_param_count): Added. All readers of param_count
348 converted to use it instead.
349 (ipa_set_called_with_variable_arg): Added.
350 (ipa_is_called_with_var_arguments): Added.
351 (ipa_get_ith_param): Added. All readers of param_decls converted
353 (ipa_set_cs_argument_count): Added, sole writer to argument_count
355 (ipa_get_cs_argument_count): Added, all readers of argument_count
357 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
360 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
361 (struct ipcp_lattice): Renamed cval_type to type
362 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
364 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
365 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
366 (ipcp_insert_stage): Changed the type of variable cvalue to tree
367 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
368 (build_const_val): Changed the type of parameter cvalue to tree
369 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
370 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
372 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
375 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
376 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
377 (ipa_add_method): Renamed to ipa_push_func_to_list
378 (ipa_remove_method): Renamed to ipa_pop_func_from_list
379 (ipa_callsite_param_count): Removed.
380 (ipa_callsite_param_count_set): Removed.
381 (ipa_callsite_param): Removed.
382 (ipa_callsite_callee): Removed.
383 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
384 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
385 (ipa_method_formal_count): Removed.
386 (ipa_method_formal_count_set): Removed.
387 (ipa_method_get_tree): Removed.
388 (ipa_method_tree_map_create): Removed.
389 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
390 (ipa_create_param_decls_array): Creates the array itself
391 (ipa_create_param_decls_array): Temporary variable info instead of
393 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
394 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
396 (ipa_jf_get_info_type): Removed.
397 (ipa_node_create): Renamed to ipa_create_node_params
398 (ipa_free): Renamed to ipa_free_all_node_params
399 (ipa_nodes_create): Renamed to ipa_create_all_node_params
400 (ipa_edges_create): Renamed to ipa_create_all_edge_args
401 (ipa_edges_free): Renamed to ipa_free_all_edge_args
402 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
403 (ipa_free_all_node_params): Deallocation to jump_functions moved to
404 ipa_free_all_edge_args
405 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
406 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
407 (ipa_create_methodlist_node): Removed.
408 (ipa_methodlist_method): Removed.
409 (ipa_methodlist_method_set): Removed.
410 (ipa_methodlist_next_method): Removed.
411 (ipa_methodlist_next_method_set): Removed.
412 (ipa_method_is_modified): Removed.
413 (ipa_method_modify_create): Removed.
414 (ipa_method_modify_init): Temporary variable info instead of a few
416 (ipa_detect_param_modifications): Temporary variable info instead of
418 (ipa_compute_jump_functions): Temporary variable info instead of
420 (ipa_method_modify_set): Removed.
421 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
422 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
423 than craph_node as the first parameter.
424 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
425 (ipa_method_modify_init): Removed.
426 (ipa_compute_jump_functions): Added a temp variable instead of
427 repeatadly dereferencing the cgraph_edge.aux pointer
428 (ipa_callsite_param_set_type): Removed.
429 (ipa_compute_jump_functions): i renamed to index and moved to
431 (ipa_callsite_param_set_info_type_formal): Removed.
432 (ipa_callsite_param_set_info_type): Removed.
433 (ipa_callsite_param_map_create): Removed.
434 (ipa_callsite_tree): Removed.
435 (ipa_callsite_caller): Removed.
436 (ipa_pop_func_from_list): return_method removed to return_func
438 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
439 prefixed all values with IPA_. Changed all users.
440 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
441 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
442 and FORMAL_IPATYPE IPA_PASS_THROUGH.
443 (union parameter_info): Renamed to jump_func_value.
444 (union jump_func_value): Renamed value to constant
445 (struct ipa_jump_func): Renamed info_type to value
446 (struct ipa_node): Renamed to ipa_node_params
447 (struct ipa_node_params): Renamed ipa_arg_num to param_count
448 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
449 (struct ipa_node_params): Renamed ipa_mod to modified_flags
450 (struct ipa_edge): Renamed to ipa_edge_args
451 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
452 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
453 (struct ipa_methodlist): Renamed to ipa_func_list
454 (struct ipa_func_list): method_p renamed to node, next_method
456 (ipa_methodlist_p): Removed, switched all users to struct pointer
457 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
459 2008-04-30 Alan Modra <amodra@bigpond.net.au>
461 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
462 (rs6000_emit_epilogue): Use backchain to restore only when we
463 have a large frame. Make use of frame pointer to restore if we
464 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
466 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
468 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
469 Add mode to zero_extract.
470 (sign bit tests peepholes): (Ditto.).
472 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
474 * config/i386/i386.c (ix86_builtins): Replace Prescott New
475 Instructions in comments with SSE3.
476 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
477 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
478 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
479 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
480 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
481 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
482 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
483 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
484 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
485 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
486 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
487 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
488 (bdesc_sse_args): Renamed to ...
489 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
490 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
491 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
493 (bdesc_1arg): Moved to ...
495 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
496 Instructions in comments with SSE3.
497 (ix86_expand_sse_operands_builtin): Renamed to ...
498 (ix86_expand_args_builtin): This. Updated.
499 (ix86_expand_unop1_builtin): Update comments.
500 (ix86_expand_builtin): Updated.
502 2008-04-29 Richard Guenther <rguenther@suse.de>
504 PR tree-optimization/36078
505 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
506 Update virtual SSA form after cleaning up the CFG.
508 2008-04-29 Richard Guenther <rguenther@suse.de>
511 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
513 2008-04-29 Richard Guenther <rguenther@suse.de>
515 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
516 (compute_may_aliases): Do not call finalize_ref_all_pointers.
517 (compute_flow_insensitive_aliasing): Do not treat
518 PTR_IS_REF_ALL pointers special.
519 (get_smt_for): Likewise.
520 (may_alias_p): Re-structure.
521 (is_escape_site): A ref-all pointer conversion is not an escape site.
522 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
523 PTR_IS_REF_ALL pointers special.
524 * tree-ssa-structalias.h (struct alias_info): Remove
525 ref_all_symbol_mem_tag field.
526 (PTR_IS_REF_ALL): Remove.
528 2008-04-29 Richard Guenther <rguenther@suse.de>
531 * fold-const.c (extract_muldiv_1): In combining division constants
532 make sure to never overflow.
534 2008-04-29 Nick Clifton <nickc@redhat.com>
536 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
538 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
541 * optc-gen.awk: Work around HP-UX/IA awk bug.
543 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
545 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
548 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
551 * config/i386/i386.md
552 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
553 Change operand 1 predicate to nonimmediate_operand.
555 2008-04-28 Jakub Jelinek <jakub@redhat.com>
558 * dwarf2out.c (struct die_struct): Mark as chain_circular through
560 * gengtype.c (walk_type, write_func_for_structure): Handle
562 * doc/gty.texi: Document chain_circular.
564 2008-04-28 Richard Guenther <rguenther@suse.de>
566 PR tree-optimization/36066
567 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
570 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
573 * config/i386/i386.md
574 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
575 Use match_scratch instead of match_operand for operands 3 and 4.
577 2008-04-27 Richard Guenther <rguenther@suse.de>
579 PR tree-optimization/18754
580 PR tree-optimization/34223
581 * tree-pass.h (pass_complete_unrolli): Declare.
582 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
583 loop size before and after unconditionally of UL_NO_GROWTH in effect.
584 Rewrite loop into loop closed SSA form if it is not already.
585 (tree_unroll_loops_completely): Re-structure to iterate over
586 innermost loops with intermediate CFG cleanups.
587 Unroll outermost loops only if requested or the code does not grow
589 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
591 (tree_vectorize): Instead do so here.
592 (tree_complete_unroll): Also unroll outermost loops.
593 (tree_complete_unroll_inner): New function.
594 (gate_tree_complete_unroll_inner): Likewise.
595 (pass_complete_unrolli): New pass.
596 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
597 uses outside of the loop.
598 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
599 form if it is available.
600 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
601 * passes.c (init_optimization_passes): Schedule complete inner
602 loop unrolling pass before the first CCP pass after final inlining.
604 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
606 * targhooks.h (default_emutls_var_fields,
607 default_emutls_var_init): Declare.
608 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
609 * target.h (struct gcc_target): Add struct emutls member.
610 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
611 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
612 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
613 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
614 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
615 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
616 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
617 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
618 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
619 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
620 emit debug information.
621 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
622 * varasm.c: Include targhooks.h.
623 (emutls_object_section, emutls_tmpl_section): New.
624 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
625 (EMUTLS_SEPARATOR): New.
627 (get_emutls_object_name): New.
628 (default_emutls_var_fields): New, broken out of ...
629 (get_emutls_object_type): ... here. Adjust to use target hooks.
630 (get_emutls_init_templ_addr): Adjust to use target hooks.
631 (emutls_decl): Adjust to use target hooks.
632 (emutls_finish): Likewise.
633 (default_emutls_var_init): New, broken out of ...
634 (assemble_variable): ... here. Adjust to use target hooks.
635 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
637 * c-common.c (handle_section_attribute): Prevent overriding
638 sections for emulated tls with special sections.
639 * config/i386/i386.c (x86_64_elf_select_section): Add
640 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
641 (x86_64_elf_unique_section): Likewise.
642 * config/vxworks.c: Include tree.h.
643 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
644 (vxworks_override_options): Set TLS scheme.
645 * doc/tm.texi (Emulated TLS): New node.
647 2008-04-26 Simon Baldwin <simonb@google.com>
650 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
651 with propagated string constants.
653 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
655 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
656 constraint for operand 2 when operand 0 is memory operand.
657 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
658 operand 0 is memory operand.
659 (fix_trunc<mode>_i387_with_temp): Ditto.
660 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
661 operand 2 when operand 1 is memory operand.
662 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
663 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
664 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
665 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
666 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
667 operands 2,3 and 4 when operand 1 is memory operand.
668 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
670 (fistdi2_floor_with_temp): Ditto.
671 (fist<mode>2_floor_with_temp): Ditto.
672 (fistdi2_ceil_with_temp): Ditto.
673 (fist<mode>2_ceil_with_temp): Ditto.
674 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
676 2008-04-26 David Daney <ddaney@avtrex.com>
678 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
680 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
681 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
682 UNSPEC_UPDATE_GOT_VERSION): Renumber.
683 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
684 (compare_and_swap_12): New insn.
685 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
686 * config/mips/mips.c (mips_force_binary): New function.
687 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
688 (mips_expand_compare_and_swap_12): New function.
689 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
691 2008-04-25 Jan Hubicka <jh@suse.cz>
694 * cfgexpand.c (pass_expand): Turn into RTL pass.
695 * passes.c (execute_one_pass): Do pass typechecking after execution.
696 * tree-pass.h (pass_expand): Turn into RTL pass.
698 * function.h (struct rtl_data): Move here fields
699 accesses_prior_frames, calls_eh_return, saves_all_registers,
700 has_nonlocal_goto, has_asm_statement, is_thunk,
701 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
702 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
703 arg_pointer_save_area_init from struct function; turn into bool.
704 (struct function): Move
705 calls_eh_return, saves_all_registers, has_nonlocal_goto,
706 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
707 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
708 tail_call_emit, arg_pointer_save_area_init
709 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
710 (current_function_returns_struct, current_function_returns_pcc_struct,
711 current_function_calls_setjmp, current_function_calls_alloca,
712 current_function_accesses_prior_frames,
713 current_function_calls_eh_return, current_function_is_thunk,
714 current_function_stdarg, current_function_profile,
715 current_function_limit_stack, current_function_uses_pic_offset_table,
716 current_function_uses_const_pool, current_function_has_nonlocal_label,
717 current_function_saves_all_registers,
718 current_function_has_nonlocal_goto,
719 current_function_has_asm_statement): Remove accesor macros.
720 * ra-conflict.c (global_conflicts): Update.
721 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
722 (suitable_for_tail_call_opt_p): Update.
723 * builtins.c (expand_builtin_return_addr): Update.
724 (expand_builtin_setjmp_setup): Update.
725 (expand_builtin_nonlocal_goto): Update.
726 * final.c (final_start_function): Update.
727 (profile_function): Update.
728 (leaf_function_p): Update.
729 (only_leaf_regs_used): Update.
730 * df-scan.c (df_get_exit_block_use_set): Update.
731 * dojump.c (clear_pending_stack_adjust): Update.
732 * tree-stdarg.c (gate_optimize_stdarg): Update.
733 * gimple-low.c (lower_function_body): Update.
734 * global.c (compute_regsets): Update.
735 (global_alloc): Update.
736 * dwarf2out.c (dwarf2out_begin_prologue): Update.
737 * expr.c (expand_assignment): Update.
738 * dse.c (dse_step0): Update.
740 * c-decl.c (store_parm_decls): Update.
741 * local-alloc.c (combine_regs): Update.
742 (find_free_reg): Update.
743 * function.c (assign_parms_augmented_arg_list): Update.
744 (assign_parm_find_data_types): Update.
745 (assign_parms): Update.
746 (allocate_struct_function): Update.
747 (expand_function_start): Update.
748 (expand_function_end): Update.
749 (get_arg_pointer_save_area): Update.
750 (thread_prologue_and_epilogue_insns): Update.
751 (rest_of_match_asm_constraints): Update.
752 * stor-layout.c (variable_size): Update.
753 * gcse.c (gcse_main): Update.
754 (bypass_jumps): Update.
755 * gimplify.c (gimplify_function_tree): Update.
756 * calls.c (emit_call_1): Update.
757 (expand_call): Update.
758 * bt-load.c (compute_defs_uses_and_gen): Update.
759 * except.c (sjlj_assign_call_site_values): Update.
760 (sjlj_emit_function_enter): Update.
761 (can_throw_external): Update.
762 (set_nothrow_function_flags): Update.
763 (expand_builtin_unwind_init): Update.
764 (expand_eh_return): Update.
765 (convert_to_eh_region_ranges): Update.
766 (output_function_exception_table): Update.
767 * emit-rtl.c (gen_tmp_stack_mem): Update.
768 * cfgexpand.c (expand_used_vars): Update.
769 (tree_expand_cfg): Update.
770 * cfgcleanup.c (rest_of_handle_jump): Update.
771 * explow.c (allocate_dynamic_stack_space): Update.
772 * varasm.c (assemble_start_function): Update.
773 (force_const_mem): Update.
774 (mark_constant_pool): Update.
775 * tree-optimize.c (tree_rest_of_compilation): Update.
776 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
777 * tree-cfg.c (notice_special_calls): Update.
778 (is_ctrl_altering_stmt): Update.
779 (tree_can_make_abnormal_goto): Update.
780 (tree_purge_dead_abnormal_call_edges): Update.
781 * config/alpha/predicates.md: Update.
782 * config/alpha/alpha.c (alpha_sa_mask): Update.
783 (alpha_sa_size): Update.
784 (alpha_does_function_need_gp): Update.
785 (alpha_expand_prologue): Update.
786 (alpha_start_function): Update.
787 (alpha_output_function_end_prologue): Update.
788 (alpha_expand_epilogue): Update.
789 * config/frv/frv.c (frv_stack_info): Update.
790 (frv_expand_epilogue): Update.
791 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
792 (s390_register_info): Update.
793 (s390_frame_info): Update.
794 (s390_init_frame_layout): Update.
795 (s390_can_eliminate): Update.
797 * config/spu/spu.c (spu_split_immediate): Update.
798 (need_to_save_reg): Update.
799 (spu_expand_prologue): Update.
800 (spu_expand_epilogue): Update.
801 * config/sparc/sparc.md: Update.
802 * config/sparc/sparc.c (eligible_for_return_delay): Update.
803 (sparc_tls_got): Update.
804 (legitimize_pic_address): Update.
805 (sparc_emit_call_insn): Update.
806 (sparc_expand_prologue): Update.
807 (output_return): Update.
808 (print_operand): Update.
809 (sparc_function_ok_for_sibcall): Update.
810 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
811 * config/m32r/m32r.md: Update.
812 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
813 (m32r_compute_frame_size): Update.
814 (m32r_expand_prologue): Update.
815 (m32r_expand_epilogue): Update.
816 (m32r_legitimize_pic_address): Update.
817 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
818 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
819 * config/i386/i386.c (ix86_frame_pointer_required): Update.
821 (ix86_save_reg): Update.
822 (ix86_compute_frame_layout): Update.
823 (ix86_expand_prologue): Update.
824 (ix86_expand_epilogue): Update.
825 * config/sh/sh.c (output_stack_adjust): Update.
826 (calc_live_regs): Update.
827 (sh5_schedule_saves): Update.
828 (sh_expand_prologue): Update.
829 (sh_expand_epilogue): Update.
830 (sh_setup_incoming_varargs): Update.
831 (sh_allocate_initial_value): Update.
832 (sh_get_pr_initial_val): Update.
833 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
834 * config/sh/sh.md (label:): Update.
835 * config/avr/avr.c (out_movhi_mr_r): Update.
836 * config/crx/crx.h (enum): Update.
837 * config/xtensa/xtensa.h (along): Update.
838 * config/stormy16/stormy16.c Update.
839 (xstormy16_compute_stack_layout): Update.
840 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
841 (fr30_expand_prologue): Update.
842 * config/cris/cris.c (cris_conditional_register_usage): Update.
843 (cris_reg_saved_in_regsave_area): Update.
844 (cris_initial_frame_pointer_offset): Update.
845 (cris_simple_epilogue): Update.
846 (cris_expand_prologue): Update.
847 (cris_expand_epilogue): Update.
848 (cris_expand_pic_call_address): Update.
849 (cris_asm_output_symbol_ref): Update.
850 (cris_asm_output_label_ref): Update.
851 * config/cris/cris.md Update.
852 * config/iq2000/iq2000.c (compute_frame_size): Update.
853 (iq2000_expand_epilogue): Update.
854 * config/mt/mt.h (save_direction): Update.
855 * config/mn10300/mn10300.c (mn10300_function_value): Update.
856 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
857 (ia64_secondary_reload_class): Update.
858 * config/m68k/m68k.c (m68k_save_reg): Update.
859 (m68k_expand_prologue): Update.
860 (m68k_expand_epilogue): Update.
861 (legitimize_pic_address): Update.
862 * config/rs6000/rs6000.c (rs6000_got_register): Update.
863 (first_reg_to_save): Update.
864 (first_altivec_reg_to_save): Update.
865 (compute_vrsave_mask): Update.
866 (compute_save_world_info): Update.
867 (rs6000_stack_info): Update.
868 (spe_func_has_64bit_regs_p): Update.
869 (rs6000_ra_ever_killed): Update.
870 (rs6000_emit_eh_reg_restore): Update.
871 (rs6000_emit_allocate_stack): Update.
872 (rs6000_emit_prologue): Update.
873 (rs6000_emit_epilogue): Update.
874 (rs6000_output_function_epilogue): Update.
875 (output_profile_hook): Update.
876 (rs6000_elf_declare_function_name): Update.
877 * config/rs6000/rs6000.h (rs6000_args): Update.
878 * config/rs6000/rs6000.md: Update.
879 * config/mcore/mcore.c (mcore_expand_prolog): Update.
880 * config/arc/arc.c (arc_output_function_epilogue): Update.
881 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
882 * config/darwin.c (machopic_function_base_name): Update.
883 * config/score/score3.c (score3_compute_frame_size): Update.
886 (score3_epilogue): Update.
887 * config/score/score7.c (score7_compute_frame_size): Update.
888 (score7_prologue): Update.
889 (score7_epilogue): Update.
890 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
891 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
892 * config/arm/arm.c (use_return_insn): Update.
893 (require_pic_register): Update.
894 (arm_load_pic_register): Update.
895 (arm_compute_save_reg0_reg12_mask): Update.
896 (arm_compute_save_reg_mask): Update.
897 (thumb1_compute_save_reg_mask): Update.
898 (output_return_instruction): Update.
899 (arm_output_function_prologue): Update.
900 (arm_output_epilogue): Update.
901 (arm_get_frame_offsets): Update.
902 (arm_expand_prologue): Update.
903 (thumb_pushpop): Update.
904 (thumb_exit): Update.
905 (thumb1_expand_prologue): Update.
906 (thumb1_expand_epilogue): Update.
907 (arm_unwind_emit): Update.
908 (arm_output_fn_unwind): Update.
909 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
910 * config/arm/arm.md: Update.
911 * config/pa/pa.md: Update.
912 * config/pa/pa.c (legitimize_pic_address): Update.
913 (compute_frame_size): Update.
914 (hppa_expand_prologue): Update.
915 (hppa_expand_epilogue): Update.
916 (borx_reg_operand): Update.
917 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
918 (HARD_REGNO_RENAME_OK): Update.
919 * config/mips/mips.c (mips_global_pointer): Update.
920 (mips_save_reg_p): Update.
921 (mips_compute_frame_info): Update.
922 (mips_frame_pointer_required): Update.
923 (mips_expand_prologue): Update.
924 (mips_expand_epilogue): Update.
925 (mips_can_use_return_insn): Update.
926 (mips_reorg_process_insns): Update.
927 * config/v850/v850.c (compute_register_save_size): Update.
928 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
929 * config/mmix/mmix.c (along): Update.
930 (mmix_expand_epilogue): Update.
931 * config/bfin/bfin.c (legitimize_pic_address): Update.
932 (must_save_p): Update.
933 (stack_frame_needed_p): Update.
934 (add_to_reg): Update.
935 (bfin_expand_prologue): Update.
936 * stmt.c (expand_asm_operands): Update.
937 * reload1.c (reload): Update.
938 (init_elim_table): Update.
940 2008-04-25 Bob Wilson <bob.wilson@acm.org>
942 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
944 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
946 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
947 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
948 (mov<mode>): Removed.
949 (*movv4sf_internal): Likewise.
950 (*movv2df_internal): Likewise.
952 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
954 * config.gcc (crx-*-elf): Remove deprecation.
956 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
958 * config/i386/cygming-crtend.c (register_frame_ctor): Register
959 __gcc_deregister_frame with atexit.
960 (deregister_frame_dtor): Remove.
962 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
963 Nathan Sidwell <nathan@codesourcery.com>
965 * config/rs6000/rs6000.opt (mspe): Remove Var property.
967 * config/rs6000/rs6000.h (rs6000_spe): Declare.
968 (rs6000_isel): Likewise.
969 * config/rs6000/rs6000.c (rs6000_spe): New variable.
970 (rs6000_isel): New variable.
971 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
973 2008-04-24 Jakub Jelinek <jakub@redhat.com>
976 * c-common.c (handle_vector_size_attribute): Call
977 lang_hooks.types.reconstruct_complex_type instead of
978 reconstruct_complex_type.
979 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
980 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
981 * langhooks.h (struct lang_hooks_for_types): Add
982 reconstruct_complex_type hook.
983 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
984 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
986 2008-04-24 Richard Guenther <rguenther@suse.de>
988 * c-common.h (check_builtin_function_arguments): Declare.
989 * c-common.c (validate_nargs): New function.
990 (check_builtin_function_arguments): Likewise.
991 * c-typeck.c (build_function_call): Call
992 check_builtin_function_arguments.
993 * builtins.c (fold_builtin_classify): Remove error reporting code.
994 (fold_builtin_unordered_cmp): Likewise.
995 (fold_builtin_1): Likewise.
996 (fold_builtin_n): Likewise.
998 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1000 PR tree-optimization/36008
1001 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
1002 the original op1, rather than delta by step.
1004 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
1005 Sebastian Pop <sebastian.pop@amd.com>
1007 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
1008 eliminate_local_variables_stmt, eliminate_local_variables,
1009 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
1010 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
1011 of code delimited by two edges in the CFG.
1012 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
1013 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
1014 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
1015 the case of parallelisation of reductions.
1016 (expr_invariant_in_region_p): New.
1018 * tree-flow.h (gather_blocks_in_sese_region): Declared.
1019 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
1021 2008-04-24 Ira Rosen <irar@il.ibm.com>
1022 Richard Guenther <rguenther@suse.de>
1024 PR tree-optimization/36034
1025 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
1026 incapable of dealing with loads with gaps.
1028 2008-04-24 Rafael Espindola <espindola@google.com>
1030 * tree-flow.h (vrp_evaluate_conditional): Change signature.
1031 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1032 vrp_evaluate_conditional.
1033 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
1034 (vrp_evaluate_conditional): Split the cond argument.
1035 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
1036 (simplify_stmt_for_jump_threading): Update call to
1037 vrp_evaluate_conditional.
1039 2008-04-24 Ira Rosen <irar@il.ibm.com>
1041 PR tree-optimization/35982
1042 * tree-vect-analyze.c (vect_check_interleaving): Check that the
1043 interleaved data-refs are of the same type.
1045 2008-04-24 Danny Smith <dannysmith@users.net>
1047 * c-format.c (check_format_info_main): Use strncmp rather than a
1048 magic prefix to handle multichar length specs.
1049 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
1050 Don't prefix "I64" and "I32" with '\0'.
1052 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1055 * config/i386/i386.c (init_cumulative_args): Don't pass anything
1056 in registers for -m32 only if stdarg_p (fntype).
1058 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
1060 PR rtl-optimization/36006
1061 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
1062 temp to op0 in order to avoid invalid rtx sharing.
1064 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
1066 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
1067 check TREE_INVARIANT.
1068 * tree-gimple.c (is_gimple_address): New.
1069 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
1070 * tree-gimple.h (is_gimple_address): New.
1071 * tree.h (decl_address_invariant_p): New.
1072 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
1073 (build_string): Likewise.
1074 (decl_address_invariant_p): New, from is_gimple_invariant_address.
1075 (tree_invariant_p_1): Likewise.
1076 (save_expr): Use it.
1077 (tree_invariant_p): New.
1078 (skip_simple_arithmetic): Use it.
1079 (stabilize_reference_1): Use it.
1080 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
1082 (build1_stat): Drop code to compute TREE_INVARIANT.
1083 (build2_stat): Drop code to compute TREE_INVARIANT.
1084 (build3_stat): Drop code to compute TREE_INVARIANT.
1085 (build4_stat): Drop code to compute TREE_INVARIANT.
1086 (build5_stat): Drop code to compute TREE_INVARIANT.
1087 (build7_stat): Drop code to compute TREE_INVARIANT.
1088 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
1089 * tree.h (struct tree_base): Remove invariant_flag.
1090 (TREE_INVARIANT): Remove.
1091 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
1092 (fold_builtin_expect): Check TREE_CONSTANT.
1093 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
1094 * c-tree.h (c_expr_to_decl): Drop third parameter.
1095 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
1096 (build_c_cast): Don't set TREE_INVARIANT.
1097 (pop_init_level): Don't set TREE_INVARIANT.
1098 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
1099 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
1101 (gimplify_init_constructor): Don't set TREE_INVARIANT.
1102 (gimplify_addr_expr): Adjust comment.
1103 * tree-mudflap.c (mf_build_string):
1104 * print-tree.c (print_node): Don't print TREE_INVARIANT.
1105 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
1106 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
1107 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
1108 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
1109 * langhooks.h (struct lang_hooks): Drop third parameter from
1112 2008-04-23 Richard Guenther <rguenther@suse.de>
1114 PR tree-optimization/27799
1115 PR tree-optimization/32921
1116 PR tree-optimization/32624
1117 * tree-ssa-structalias.c (merge_smts_into): Only merge the
1118 SMTs aliases and the tag itself into the solution.
1119 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
1120 merge the points-to solution back into the SMT aliases.
1121 (may_alias_p): Use alias_set_subset_of instead of
1122 aliases_conflict_p. A pointer which points to
1123 memory with alias set zero may access any variable.
1125 2008-04-23 Richard Guenther <rguenther@suse.de>
1127 * alias.c (alias_set_subset_of): Correctly handle asking
1128 if zero is a subset of an alias set with zero child.
1129 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
1130 (compute_flow_insensitive_aliasing): Correctly walk all
1131 pointers. Do not unnecessarily union sets.
1133 2008-04-23 Richard Guenther <rguenther@suse.de>
1136 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
1138 2008-04-22 Tomas Bily <tbily@suse.cz>
1140 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
1142 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
1144 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
1145 * tree-ssa-structalias.c (get_constraint_for): Likewise.
1146 * tree-inline.c (estimate_num_insns_1): Likewise.
1147 * varasm.c (const_hash_1, compare_constant, copy_constant)
1148 (compute_reloc_for_constant, output_addressed_constants): Likewise.
1149 * emit-rtl.c (component_ref_for_mem_expr)
1150 (set_mem_attributes_minus_bitpos): Likewise.
1151 * expr.c (highest_pow2_factor, expand_expr_real_1, )
1152 (is_aligning_offset): Likewise.
1153 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
1154 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
1155 * dojump.c (do_jump): Likewise.
1156 * builtins.c (get_pointer_alignment, get_memory_rtx)
1157 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
1158 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
1160 2008-04-23 Jakub Jelinek <jakub@redhat.com>
1162 PR rtl-optimization/36017
1163 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
1164 expanding the library call.
1166 2008-04-22 Ian Lance Taylor <iant@google.com>
1168 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
1171 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
1173 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
1174 of LR/CTR moves for Power6.
1176 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1179 * passes.c (init_optimization_passes): Remove
1180 pass_fast_rtl_byte_dce.
1182 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
1185 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
1186 builtin functions to generate faster code.
1187 (_mm_cvtpu16_ps): Ditto.
1188 (_mm_cvtpi32x2_ps): Ditto.
1190 2008-04-22 Nick Clifton <nickc@redhat.com>
1192 * common.opt (ftree-loop-distribution): Add Optimization
1195 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
1196 (frv_expand_builtin_va_start): Likewise.
1198 * config/arm/arm.c (thumb_find_work_register): Fix location of
1199 argument register count.
1201 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1203 Support scheduling for ColdFire V1 and V3 microarchitecture.
1204 Improve scheduling of multiplication instructions.
1206 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
1207 (mac): New instruction attribute.
1208 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
1209 (m68k_sched_mac): New variable.
1210 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
1211 Handle cfv1 and cfv3.
1212 (max_insn_size): New static variable.
1213 (struct _sched_ib): New type.
1214 (sched_ib): New static variable.
1215 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
1216 to fields of 'struct _sched_ib sched_ib'. Update all uses.
1217 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
1219 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
1220 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
1221 new variables. Update.
1222 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1223 Add modeling of cfv3 instruction buffer. Update.
1224 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
1225 * config/m68k/m68k.h (TUNE_CFV3): New macro.
1226 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
1227 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
1228 a particular reservation applies to.
1229 (type2): Reorganize attribute values. Rename alu to alu_reg,
1230 alu_l to alu, move_l to omove. Join move to alu. Split mul
1232 (cf_ib_*): Simplify description of instruction buffer.
1233 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
1234 (cf_mem): Split into cf_mem1 and cf_mem2.
1235 (cf_v2_move_??): Rename to cfv12_alu_??.
1236 (cf_v2_move_l_??): Rename to cfv12_omove_??.
1237 (cf_v2_mul_??): Remove reservations.
1238 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
1239 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
1240 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
1242 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
1243 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
1244 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
1245 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
1246 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
1247 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
1248 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
1249 expansions of the above reservations for instructions of sizes
1252 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1254 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
1256 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
1258 * coverage.c: Include tree-pass.h.
1259 (coverage_counter_alloc): Print da_file_name to the dump file.
1261 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1263 * sbitmap.c (sbitmap_range_empty_p): New function.
1264 * sbitmap.h (sbitmap_range_empty_p): New function.
1265 * bitmap.h: Now includes obstack.h.
1267 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
1268 Kenneth Zadeck <zadeck@naturalbridge.com>
1270 * dbgcnt.def (ra_byte_scan): Added.
1271 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
1272 when the last hit happens for a counter.
1273 * timevar.def (TV_DF_BYTE_LR): New variable.
1274 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
1275 * passes.c (pass_fast_rtl_byte_dce): New pass.
1276 * fwprop.c (update_df): Added mode to call df_ref_create.
1277 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
1278 DF_REF_EXTRACT_OFFSET.
1279 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
1280 DF_BYTE_LR_OUT, df_byte_lr): New macro.
1282 (df_ref_extract): Added mode field.
1283 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
1284 DF_REF_EXTRACT_OFFSET.
1285 (DF_REF_EXTRACT_MODE): New macro.
1286 (df_byte_lr_bb_info): New structure.
1287 (df_print_byte_regset, df_compute_accessed_bytes,
1288 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
1289 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
1290 df_byte_lr_simulate_uses,
1291 df_byte_lr_simulate_artificial_refs_at_top,
1292 df_byte_lr_simulate_artificial_refs_at_end,
1293 df_compute_accessed_bytes): New function.
1294 (df_ref_create): Add parameter.
1295 (df_byte_lr_get_bb_info): New inline function.
1296 * df-scan.c (df_ref_record, df_uses_record,
1297 df_ref_create_structure): Added mode parameter.
1298 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
1299 df_defs_record, df_uses_record, df_get_conditional_uses,
1300 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
1301 df_entry_block_defs_collect, df_exit_block_uses_collect):
1302 Added mode parameter to calls to df_ref_record, df_uses_record,
1303 df_ref_create_structure.
1304 (df_ref_equal_p, df_ref_compare): Added test for modes.
1305 (df_ref_create_structure): Added code to set mode. Renamed
1306 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
1307 DF_REF_EXTRACT_OFFSET.
1308 * df-core.c (df_print_byte_regset): New function.
1309 * df-byte-scan.c: New file.
1310 * df-problems.c (df_rd_transfer_function): Removed unnecessary
1311 calls to BITMAP_FREE.
1312 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
1313 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
1314 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
1315 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
1316 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
1317 df_byte_lr_local_compute, df_byte_lr_init,
1318 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
1319 df_byte_lr_transfer_function, df_byte_lr_free,
1320 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
1321 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
1322 df_byte_lr_simulate_uses,
1323 df_byte_lr_simulate_artificial_refs_at_top,
1324 df_byte_lr_simulate_artificial_refs_at_end): New function.
1325 * dce.c (byte_dce_process_block): New function.
1326 (dce_process_block): au is now passed in rather than computed
1327 locally. Changed loops that look at artificial defs to not look
1328 for conditional or partial ones, because there never are any.
1329 (fast_dce): Now is able to drive byte_dce_process_block or
1330 dce_process_block depending on the kind of dce being done.
1331 (rest_of_handle_fast_dce): Add parameter to fast_dce.
1332 (rest_of_handle_fast_byte_dce): New function.
1333 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
1334 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
1336 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
1339 * gcc.h: Added fortran options that take arguments to
1340 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
1343 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
1345 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
1346 scalarization if on the LHS and not a full access.
1348 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1350 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
1352 2008-04-18 Rafael Espindola <espindola@google.com>
1354 * tree-vrp.c (find_case_label_index): Fix the binary search.
1355 (find_case_label_range): New.
1356 (vrp_visit_switch_stmt): Use find_case_label_range.
1357 (simplify_switch_using_ranges): Use find_case_label_range.
1359 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
1361 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
1362 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
1364 2008-04-18 Tom Tromey <tromey@redhat.com>
1367 * doc/cpp.texi (Implementation-defined behavior): Mention
1370 2008-04-18 Ian Lance Taylor <iant@google.com>
1372 * fold-const.c (pointer_may_wrap_p): New static function.
1373 (fold_comparison): Add another test for pointer overflow. Use
1374 pointer_may_wrap_p to disable some false positives.
1376 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
1378 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
1379 (fname_as_string): Match updated cpp_interpret_string prototype.
1380 (fix_string_type): Support char16_t* and char32_t*.
1381 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
1382 derivative) nodes. Register as builtin if C++0x.
1383 (c_parse_error): Support CPP_CHAR{16,32}.
1384 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
1385 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
1386 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
1387 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
1388 CTI_CHAR32_ARRAY_TYPE>: New elements.
1389 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
1390 char32_type_node, signed_char32_type_node, char16_array_type_node,
1391 char32_array_type_node): New defines.
1392 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
1393 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
1394 (lex_string): Support CPP_STRING{16,32}, match updated
1395 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
1396 (lex_charconst): Support CPP_CHAR{16,32}.
1397 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
1398 and CPP_STRING{16,32}.
1400 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
1403 * aclocal.m4: Regenerate.
1404 * configure: Regenerate.
1406 2008-04-18 Jan Hubicka <jh@suse.cz>
1408 * except.c (dw2_size_of_call_site_table,
1409 sjlj_size_of_call_site_table): Use vector API for call_site_record.
1411 * cgraphbuild.c (build_cgraph_edges): Update.
1412 * tree-pass.h: Update comment.
1413 * final.c (leaf_function_p): Update.
1414 (leaf_renumber_regs): Update.
1415 (rest_of_clean_state): Update.
1416 * omp-low.c (expand_omp_parallel): Update.
1417 * ipa-reference.c (analyze_function): Update.
1418 * reorg.c (find_end_label): Update.
1419 (optimize_skip): Update.
1420 (fill_simple_delay_slots): Update.
1421 (fill_simple_delay_slots): Update.
1422 (make_return_insns): Update.
1423 (dbr_schedule): Update.
1424 * gimple-low.c (record_vars_into): Update.
1425 * cfgbuild.c (make_edges): Update.
1426 * function.c (assign_stack_local): Update.
1427 (assign_parm_adjust_stack_rtl): Update.
1428 (locate_and_pad_parm): Update.
1429 (allocate_struct_function): Do not initialize stack_alignment_needed
1430 and preferred_stack_boundary here.
1431 (stack_protect_prologue): Update.
1432 (stack_protect_epilogue): Update.
1433 (expand_function_start): Initialize stack_alignment_needed,
1434 preferred_stack_boundary and max_jumptable_ents.
1435 (expand_function_end): Update.
1436 (free_after_compilation): Do not NULLify epilogue_delay_list.
1437 * function.h (struct rtl_data): Add stack_protect_guard,
1438 stack_alignment_needed,
1439 preferred_stack_boundary, epilogue_delay_list.
1440 (struct function): Remove value_histograms, stack_alignment_needed,
1441 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
1443 unexpanded_var_list, stack_protect_guard.
1444 (current_function_epilogue_delay_list): Remove.
1445 * ipa-type-escape.c (analyze_function): Update.
1446 * gimplify.c (pop_gimplify_context): Update comment.
1447 * calls.c (expand_call): Update.
1448 (emit_library_call_value_1): Update.
1449 * except.c (set_nothrow_function_flags): Update.
1450 * cfgexpand.c (get_decl_align_unit): Update.
1451 (create_stack_guard): Update.
1452 (estimated_stack_frame_size): Update.
1453 (expand_used_vars): Update.
1454 (tree_expand_cfg): Free histogram earliers, init expansion variables.
1455 * explow.c (allocate_dynamic_stack_space): Update.
1456 * tree-ssa-live.c (remove_unused_locals): Update.
1457 * varasm.c (mark_constant_pool): Update.
1458 * tree-inline.c (remap_decls): Update.
1459 (initialize_cfun): Update.
1460 (declare_return_variable): Update.
1461 (inline_forbidden_p): Update.
1462 (expand_call_inline): Update.
1463 (declare_inline_vars): Update.
1464 (tree_function_versioning): Update.
1465 * tree-flow.h (value_histograms): New.
1466 (VALUE_HISTOGRAMS): New macro.
1467 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
1469 * tree-cfg.c (set_bb_for_stmt): Update.
1470 (replace_by_duplicate_decl): Update.
1471 (move_block_to_fn): Update.
1472 (new_label_mapper): Update.
1473 (dump_function_to_file): Update.
1474 * ipa-struct-reorg.c (build_data_structure): Update.
1475 * cfgrtl.c (print_rtl_with_bb): Update.
1476 * reload1.c (reload): Update.
1478 * config/i386/i386.c (setup_incoming_varargs_64,
1479 ix86_compute_frame_layout): Update.
1480 * config/arc/arc.c (arc_output_function_epilogue): Update.
1482 2008-04-18 Marius Strobl <marius@FreeBSD.org>
1484 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
1485 for FreeBSD as well.
1486 * gthr-posix95.h: Likewise.
1488 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
1490 PR rtl-optimization/35838
1491 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
1492 out the byte offset of the first subreg.
1494 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
1496 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
1497 to split_ti instead of three separate calls with single member arrays.
1498 (subti3 splitter): Ditto.
1499 (adddi3 splitter): Ditto with split_di.
1500 (subdi3 splitter): Ditto.
1501 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
1502 two separate calls with single member arrays. Swap match_dup
1503 operands 1 and 2 to better fit into the array.
1504 (negdi2 splitter): Ditto with split_di.
1505 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
1506 two separate calls with single member arrays. Swap match_dup operands
1507 6 and 7 to better fit into the array.
1509 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
1511 * config/i386/i386.c (sse_builtin_type): New.
1512 (bdesc_sse_args): Likewise.
1513 (bdesc_sse_3arg): Removed.
1514 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1515 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
1516 IX86_BUILTIN_ROUNDPS.
1517 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
1518 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
1519 IX86_BUILTIN_ROUNDPS.
1520 (ix86_expand_sse_4_operands_builtin): Removed.
1521 (ix86_expand_sse_operands_builtin): New.
1522 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
1523 and CODE_FOR_sse4_1_roundps.
1524 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1525 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
1527 2008-04-17 Alan Modra <amodra@bigpond.net.au>
1530 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
1531 regs before frame pop when needed. If use_backchain_to_restore_sp
1532 then load backchain into a temp reg to restore vr and vrsave. Add
1533 code to restore vr after frame pop if possible.
1535 2008-04-17 Richard Guenther <rguenther@suse.de>
1537 * tree-vn.c (expressions_equal_p): Do not check type
1538 equality or compatibility before calling operand_equal_p.
1539 * fold-const.c (operand_equal_p): Check equivalence of
1540 integer constants before bailing out due to signedness or
1541 precision differences.
1542 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
1543 spurious differences in type qualification. Ignore types
1544 for COMPONENT_REFs at all.
1546 2008-04-17 Christian Bruel <christian.bruel@st.com>
1548 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
1549 msw_skip comparison.
1551 2008-04-16 Jakub Jelinek <jakub@redhat.com>
1554 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
1557 PR tree-optimization/35899
1558 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
1559 rather than TREE_OPERAND.
1561 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
1564 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
1565 temporary registers. Change operand predicate to general_operand.
1566 (remainderxf3): Ditto.
1568 2008-04-16 Richard Guenther <rguenther@suse.de>
1570 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
1571 * tree-affine.c (aff_combination_expand): Look through some
1574 2008-04-15 Doug Kwan <dougkwan@google.com>
1576 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
1578 * tree-pretty-print.c (dump_generic_node): Ditto.
1579 * final.c (output_addr_const): Ditto.
1580 * dwarf2out.c (output_cfi): Ditto.
1581 * c-pretty-print.c (pp_c_integer_constant): Ditto.
1582 * print-rtl.c (print_rtx): Ditto.
1583 * print-tree.c (print_node_brief, print_node): Ditto.
1584 * c-common.c (match_case_to_enum_1): Ditto.
1585 * sched-vis.c (print_value): Ditto.
1586 * config/i386/i386.c (print_operand): Cast to long unsigned int
1589 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
1590 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
1591 MS Windows VirtualProtect function.
1593 2008-04-15 Jan Hubicka <jh@suse.cz>
1595 * gengtype.c (write_root): Param_is argument is OK.
1596 * expr.c (expand_expr_real_1): Update call of get_exception_*.
1597 * function.h: Include varray.h
1598 (rtl_eh): New stucture based on except.c one.
1599 (call_site_record): New forward declaration and vector type.
1600 * calls.c (emit_call_1): Do not call
1601 note_current_region_may_contain_throw.
1602 * except.c (eh_status): Remove cur_region, try_region since they are
1604 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
1605 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
1606 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
1607 Remove call_site_data_used, call_site_data_size.
1608 Turn call_site_record into vector in function.h.
1609 (note_current_region_may_contain_throw): Remove.
1610 (get_exception_pointer, get_exception_filter): Do not take struct
1611 function argument; update.
1612 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
1613 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
1614 build_post_landing_pads, dw2_build_landing_pads,
1615 sjlj_assign_call_site_values, sjlj_mark_call_sites,
1616 sjlj_emit_function_enter, sjlj_emit_function_enter,
1617 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
1618 sjlj_build_landing_pads, finish_eh_generation,
1619 remove_exception_handler_label, remove_eh_handler,
1620 maybe_remove_eh_handler, add_reachable_handler,
1621 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
1622 add_action_record, collect_one_action_chain, add_call_site,
1623 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
1624 sjlj_output_call_site_table, output_function_exception_table,
1625 * except.h (note_current_region_may_contain_throw): Remove
1626 (get_exception_pointer, get_exception_filter): Do not take struct
1628 * Makefile.in (GTFILES): Put varargs before struct function.
1630 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1632 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
1633 punt for STRING_CST.
1634 (get_constraint_for): Deal with STRING_CST here instead.
1636 2008-04-15 Richard Guenther <rguenther@suse.de>
1638 * tree-ssa-propagate.c (substitute_and_fold): Substitute
1639 statements in a basic-block with a backward walk. Do not
1640 substitute into dead statements but instead remove those.
1642 2008-04-15 Richard Guenther <rguenther@suse.de>
1644 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
1645 to zero, thus disable creation of SFTs.
1647 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1649 * tree-predcom.c (suitable_reference_p): Return false if the
1650 reference can throw.
1652 2008-04-15 Jakub Jelinek <jakub@redhat.com>
1655 * c-decl.c (finish_decl): If extern or static var has variable
1656 size, set TREE_TYPE (decl) to error_mark_node.
1658 2008-04-15 Rafael Espindola <espindola@google.com>
1660 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
1663 2008-04-15 Richard Guenther <rguenther@suse.de>
1665 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
1666 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
1667 (visit_reference_op_load): Do walk vuse-vdef chains on
1668 vn_reference_lookup.
1669 (visit_reference_op_store): But do not here.
1670 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
1671 vn_reference_lookup.
1672 (vn_lookup_with_vuses): But do so here.
1674 2008-04-14 Ian Lance Taylor <iant@google.com>
1676 * fold-const.c (fold_overflow_warning): Remove assertion.
1678 2008-04-15 Ben Elliston <bje@au.ibm.com>
1680 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
1681 temp1 local variables.
1683 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
1686 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
1687 ".text.unlikely" section as executable.
1689 2008-04-14 James E. Wilson <wilson@tuliptree.org>
1691 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1692 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
1693 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
1694 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
1695 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
1696 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
1697 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
1699 2008-04-14 Ian Lance Taylor <iant@google.com>
1701 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
1702 * fold-const.c (fold_comparison): If appropriate, test
1703 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
1704 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
1705 reassociating a pointer type.
1706 * doc/invoke.texi (Optimize Options): Document that
1707 -fstrict-overflow applies to pointer wraparound.
1709 2008-04-13 Jan Hubicka <jh@suse.cz>
1711 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
1713 2008-04-12 Andrew Pinski <pinskia@gmail.com>
1715 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
1716 we are going to "save the world".
1718 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
1720 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
1721 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
1722 operand 0 constraint, not "=".
1724 2008-04-11 James E. Wilson <wilson@tuliptree.org>
1726 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
1728 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1730 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
1731 of size of positions_needed * CHAR_BIT.
1733 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1736 * dse.c (store_info): Change positions_needed to unsigned
1738 (lowpart_bitmask): New.
1739 (record_store): Cast to unsigned HOST_WIDE_INT for
1740 positions_needed. Assert width <= size of positions_needed *
1741 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
1742 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
1743 lowpart_bitmask to set mask.
1745 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1747 * config/bfin/constraints.md: New file.
1748 * config/bfin/bfin.md: Include it.
1749 (adddi3): Use satisfies_constraint functions instead of the old macros.
1750 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
1751 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
1752 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
1753 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
1754 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
1755 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
1756 EXTRA_CONSTRAINT): Delete.
1757 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
1758 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
1760 * config/bfin/bfin.c: Include "tm-constrs.h".
1761 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
1762 Use satisfies_constraint functions instead of the old macros.
1763 * doc/md.texi (Blackfin Constraints): Update file name reference.
1765 2008-04-11 Richard Guenther <rguenther@suse.de>
1767 PR tree-optimization/35869
1768 * tree-vrp.c (execute_vrp): Move switch statement update after
1769 jump threading. Schedule another cfg cleanup run.
1771 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
1774 * attribs.c (decl_attributes): Return early on errorneous node.
1776 2008-04-10 Oleg Ryjkov <olegr@google.com>
1778 * tree.h (struct tree_base): Added a new flag default_def_flag.
1779 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
1781 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1783 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
1785 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1788 * pa.md: Define mode iterator P. Define mode attribute dwc.
1789 (dcacheflush): Update pattern to use iterator P and attribute dwc.
1790 (icacheflush): Likewise.
1791 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
1792 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
1794 2008-04-11 Ben Elliston <bje@au.ibm.com>
1796 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
1798 2008-04-10 Rafael Espindola <espindola@google.com>
1800 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
1801 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
1802 (extract_range_from_expr): The same.
1804 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1806 * config/mips/mips.md (GPR2): New mode iterator.
1808 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
1809 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
1810 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
1811 Rewrite these to take two modes, the mode of comparison and the
1812 mode of the destination.
1813 * config/mips/mips.c (mips_expand_scc): Instead of having
1814 paradoxical subreg as destination, expand "narrowing" scc if mode
1815 of comparison is SI and target is requested in DI mode.
1816 (mips_emit_int_order_test): Update comment. Make mode of
1817 comparison match CMP0 rather than TARGET. When creating inverse
1818 target use mode of TARGET.
1820 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1822 * gcov-dump.c (tag_summary): Only print summaries for the first
1823 GCOV_COUNTERS_SUMMABLE counters.
1825 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
1827 * config/i386/i386.md (absneg): New code iterator.
1828 (absnegprefix): New code attribute.
1829 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
1830 patterns using absneg code iterator.
1831 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
1832 using absneg code iterator.
1833 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
1834 *neg<mode>2 patterns using absneg code iterator.
1835 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1836 *negextendsfdf2 patterns using absneg code iterator.
1837 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
1838 *negextendsfxf2 patterns using absneg code iterator.
1839 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1840 *negextendsfdf2 patterns using absneg code iterator.
1841 * config/i386/sse.md (<code><mode>2): Macroize expander from
1842 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
1844 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
1846 * config/s390/s390.h: Remove the remains of the recent search
1847 & replace action of current_function_outgoing_args_size.
1849 2008-04-10 Ira Rosen <irar@il.ibm.com>
1851 PR tree-optimization/35821
1852 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
1853 NEW_STMT_LIST is not NULL.
1855 2008-04-09 David Edelsohn <edelsohn@gnu.org>
1858 * toplev.c (process_options): Remove -ffunction-sections debugging
1861 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
1863 PR middle-end/PR28690
1864 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
1865 than gen_rtx_fmt_ee to perform more canonicalizations.
1867 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1870 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
1872 2008-04-09 Richard Guenther <rguenther@suse.de>
1874 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
1875 (dump_function_to_file): Dump function arguments with types.
1877 2008-04-08 Richard Guenther <rguenther@suse.de>
1879 * fold-const.c (fold_widened_comparison): Do not allow
1880 sign-changes that change the result.
1882 2008-04-08 Janis Johnson <janis187@us.ibm.com>
1885 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
1886 kinds of indirect references.
1888 2008-04-08 David Edelsohn <edelsohn@gnu.org>
1890 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
1891 GNU Fortran language string.
1893 2008-04-08 Rafael Espindola <espindola@google.com>
1895 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
1896 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
1897 * tree.h (tree_call_nonnegative_warnv_p): New.
1899 2008-04-08 Jan Hubicka <jh@suse.cz>
1901 * function.c (free_after_compilation): Clear out regno_reg_rtx
1904 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
1907 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1909 PR middle-end/PR28690
1910 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
1911 same precedence as REG_POINTER and MEM_POINTER operands.
1913 2008-04-08 Richard Guenther <rguenther@suse.de>
1916 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
1917 for adding index to base.
1919 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
1921 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
1922 (MINGW_ENABLE_EXECUTE_STACK): New.
1923 (IN_LIBGCC2): For libgcc include windows.h file for
1924 function declarations.
1926 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
1928 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
1929 and tem2 if tem1 is not a REG or MULT.
1931 2008-04-08 Jan Hubicka <jh@suse.cz>
1933 * function.h (incomming_args): Break out of struct function.
1934 (function_subsections): Break out of struct function.
1935 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
1936 return_rtx and hard_reg_initial_vals from struct function.
1937 Kill inl_max_label_num.
1938 (current_function_pops_args, current_function_args_info,
1939 current_function_args_size, current_function_args_size,
1940 current_function_pretend_args_size,
1941 current_function_outgoing_args_size,
1942 current_function_internal_arg_pointer, current_function_return_rtx):
1943 Kill compatibility accestor macros.
1944 * builtins.c (expand_builtin_apply_args_1): Update.
1945 (expand_builtin_next_arg): Update.
1946 * df-scan.c (df_get_call_refs): Update.
1947 * dbxout.c (dbxout_function_end): Update.
1948 * dwarf2out.c (dwarf2out_switch_text_section): Update.
1949 (output_line_info): Update.
1950 (secname_for_decl): Update.
1951 (dwarf2out_var_location): Update.
1952 * function.c (free_after_compilation): Update.
1953 (assign_parm_find_stack_rtl): Update.
1954 (assign_parms): Update.
1955 (expand_dummy_function_end): Update.
1956 (expand_function_end): Update.
1957 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
1958 (expand_call): Update.
1959 (emit_library_call_value_1): Update.
1960 (store_one_arg): Update.
1961 * varasm.c (initialize_cold_section_name): Update.
1962 (unlikely_text_section): Update.
1963 (unlikely_text_section_p): Update.
1964 (assemble_start_function): Update.
1965 (assemble_end_function): Update.
1966 (default_section_type_flags): Update.
1967 (switch_to_section): Update.
1968 * integrate.c (set_decl_abstract_flags): Update.
1969 (get_hard_reg_initial_val): Update.
1970 (has_hard_reg_initial_val): Update.
1971 (allocate_initial_values): Update.
1972 * resource.c (init_resource_info): Update.
1973 * config/alpha/alpha.c (NUM_ARGS): Update.
1974 (direct_return): Update.
1975 (alpha_va_start): Update.
1976 (alpha_sa_size): Update.
1977 (alpha_initial_elimination_offset): Update.
1978 (alpha_expand_prologue): Update.
1979 (alpha_start_function): Update.
1980 (alpha_expand_epilogue): Update.
1981 (unicosmk_initial_elimination_offset):
1982 * config/alpha/alpha.md (call expander): Update.
1983 * config/s390/s390.c (s390_register_info): Update.
1984 (s390_register_info): Update.
1985 (s390_frame_info): Update.
1986 (s390_initial_elimination_offset): Update.
1987 (s390_build_builtin_va_list): Update.
1988 (s390_va_start): Update.
1989 * config/spu/spu.c (direct_return): Update.
1990 (spu_expand_prologue): Update.
1991 (spu_initial_elimination_offset): Update.
1992 (spu_build_builtin_va_list): Update.
1993 (spu_va_start): Update.
1994 * config/sparc/sparc.c (sparc_init_modes): Update.
1995 (sparc_compute_frame_size): Update.
1996 (function_value): Update.
1997 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
1998 * config/i386/i386.md (return expander): Update.
1999 * config/i386/i386.c (ix86_va_start): Update.
2000 (ix86_can_use_return_insn_p): Update.
2001 (ix86_compute_frame_layout): Update.
2002 (ix86_expand_epilogue): Update.
2003 * config/sh/sh.c (output_stack_adjust): Update.
2004 (calc_live_regs): Update.
2005 (sh_expand_prologue): Update.
2006 (sh_builtin_saveregs): Update.
2007 (sh_va_start): Update.
2008 (initial_elimination_offset): Update.
2009 (sh_allocate_initial_value): Update.
2010 (sh_function_ok_for_sibcall): Update.
2011 (sh_get_pr_initial_val): Update.
2012 * config/sh/sh.md (return expander): Update.
2013 * config/avr/avr.c (frame_pointer_required_p): UPdate.
2014 * config/crx/crx.c (crx_compute_frame): UPdate.
2015 (crx_initial_elimination_offset): UPdate.
2016 * config/xtensa/xtensa.c (compute_frame_size): Update
2017 (xtensa_builtin_saveregs): Update.
2018 (xtensa_va_start): Update.
2019 (order_regs_for_local_alloc): Update.
2020 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
2021 (xstormy16_expand_builtin_va_start): Update.
2022 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
2023 * config/m68hc11/m68hc11.md (return expanders): Update.
2024 * config/m68hc11/m68hc11.c (expand_prologue): Update.
2025 (expand_epilogue): Update.
2026 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
2027 (cris_simple_epilogue): Update.
2028 (cris_expand_prologue): Update.
2029 (cris_expand_epilogue): Update.
2030 * config/iq2000/iq2000.c (iq2000_va_start): Update.
2031 (compute_frame_size): Update.
2032 * config/mt/mt.c (mt_compute_frame_size): Update.
2033 * config/mn10300/mn10300.c (expand_prologue): Update.
2034 (expand_epilogue): Update.
2035 (initial_offset): Update.
2036 (mn10300_builtin_saveregs):
2037 * config/mn10300/mn10300.md (return expander): Update.
2038 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2039 (ia64_initial_elimination_offset): Update.
2040 (ia64_initial_elimination_offset): Update.
2041 (ia64_expand_prologue): Update.
2042 * config/m68k/m68k.md (return expander): Update.
2043 * config/rs6000/rs6000.c (rs6000_va_start): Update.
2044 (rs6000_stack_info): Update.
2045 * config/mcore/mcore.c (layout_mcore_frame): Update.
2046 (mcore_expand_prolog): Update.
2047 * config/arc/arc.c (arc_compute_frame_size): Update.
2048 * config/score/score3.c (score3_compute_frame_size): Update.
2049 * config/score/score7.c (score7_compute_frame_size): Update.
2050 * config/arm/arm.c (use_return_insn): Update.
2051 (thumb_find_work_register): Update.
2052 (arm_compute_save_reg_mask): Update.
2053 (arm_output_function_prologue): Update.
2054 (arm_output_epilogue): Update.
2055 (arm_size_return_regs): Update.
2056 (arm_get_frame_offsets): Update.
2057 (arm_expand_prologue): Update.
2058 (thumb_exit): Update.
2059 (thumb_unexpanded_epilogue): Update.
2060 (thumb1_output_function_prologue): Update.
2061 * config/pa/pa.md (return expander): Update.
2062 * config/pa/pa.c (compute_frame_size): Update.
2063 (hppa_builtin_saveregs): Update.
2064 * config/mips/mips.c (mips_va_start): Update.
2065 (mips16_build_function_stub): Update.
2066 (mips_compute_frame_info): Update.
2067 (mips_restore_gp): Update.
2068 (mips_output_function_prologue): Update.
2069 (mips_expand_prologue): Update.
2070 * config/v850/v850.c (compute_frame_size): Update.
2071 (expand_prologue): * config/mmix/mmix.c (along): update.
2072 (mmix_initial_elimination_offset): update.
2073 (mmix_reorg): update.
2074 (mmix_use_simple_return): update.
2075 (mmix_expand_prologue): update.
2076 (mmix_expand_epilogue): Update.
2077 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
2078 (emit_link_insn): Update.
2080 2008-04-08 Anatoly Sokolov <aesok@post.ru>
2082 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
2083 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
2085 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
2088 2008-04-07 Jan Hubicka <jh@suse.cz>
2090 * function.h (rtl): Rename to x_rtl.
2092 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2093 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2094 used_temp_slots avail_temp_slots, temp_slot_level,
2095 nonlocal_goto_handler_labels): Update accesstors.
2096 (rtl): New global variable.
2097 (struct function): Move some fileds to rtl_data.
2098 (get_arg_pointer_save_area): Update prototype.
2099 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2100 get_arg_pointer_save_area.
2101 * expr.c (init_expr): Update
2102 * function.c (get_frame_size): Update
2103 (assign_stack_local): Update
2104 (expand_function_end): Update.
2105 (get_art_pointer_save_area): Update
2107 * emit-rtl.c (rtl): Declare.
2108 (regno_reg_rtx): Declare.
2109 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2111 (gen_reg_rtx): Update.
2112 * varasm.c (n_deferred_constatns): Update accestor.
2113 (init_varasm_status): Do not allocate varasm_status.
2114 (force_const_mem, get_pool_size, output_constant_pool): Update.
2115 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2116 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2117 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
2118 * sparc/sparc.h (INIT_EXPANDERS): Update.
2119 * ia64/ia64.h (INIT_EXPANDERS): Update.
2121 2008-04-07 James E. Wilson <wilson@tuliptree.org>
2123 * reload.c (push_secondary_reload): Add missing break to for loop.
2125 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
2127 PR middle-end/PR28690
2128 * rtlanal.c: Update copyright years.
2129 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
2130 as REG_POINTER and MEM_POINTER operands.
2131 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
2132 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
2133 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
2134 * gcse.c: Update copyright years.
2135 (pre_delete): Call gen_reg_rtx_and_attrs.
2136 (hoist_code): Likewise.
2137 (build_store_vectors): Likewise.
2138 (delete_store): Likewise.
2139 * loop-invariant.c (move_invariant_reg): Likewise.
2140 Update copyright years.
2142 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
2144 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
2145 control string instead of quoted.
2147 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2149 * doc/rtl.texi: Rewrite of subreg section.
2151 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
2154 * config/i386/i386.c (legitimize_pic_address): Add treating
2155 of dllimport SYM_REF's.
2156 (legitimize_dllimport_symbol): Add prototype.
2158 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
2160 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
2161 reference in constructor with non self-referential type.
2163 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
2165 Removal of Return with Depressed Stack Pointer support
2166 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
2167 (ECF_SP_DEPRESSED): Likewise.
2168 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
2169 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
2170 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2171 (expand_call): Do not test ECF_SP_DEPRESSED.
2172 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2173 * function.c (keep_stack_depressed): Delete.
2174 (handle_epilogue_set): Likewise.
2175 (update_epilogue_consts): Likewise.
2176 (emit_equiv_load): Likewise.
2177 (thread_prologue_and_epilogue_insns): Remove support for Return with
2178 Depressed Stack Pointer.
2179 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2181 2008-04-06 Richard Guenther <rguenther@suse.de>
2183 PR tree-optimization/35400
2184 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
2185 information from SSA_NAMEs.
2187 2008-04-06 Anatoly Sokolov <aesok@post.ru>
2189 * config/avr/avr.h (avr_mega_p): Remove declaration.
2190 (AVR_MEGA): Remove macro.
2191 * config/avr/avr.c (avr_mega_p): Remove variable.
2192 (avr_override_options): Remove inicializion of avr_mega_p.
2193 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
2194 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
2195 (avr_jump_mode): (Ditto.).
2196 (avr_output_progmem_section_asm_op): (Ditto.).
2197 (avr_asm_init_sections): (Ditto.).
2198 (avr_asm_init_sections): (Ditto.).
2199 (avr_rtx_costs): (Ditto.).
2200 * config/avr/avr.md: (Ditto.).
2201 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
2204 2008-04-06 Richard Guenther <rguenther@suse.de>
2206 PR tree-optimization/35842
2207 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
2208 is_gimple_invariant_address.
2210 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2212 * gcc.c (default_compilers): Sync Fortran extensions list with
2213 that in fortran/lang-specs.h.
2214 * doc/invoke.texi: Likewise.
2215 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
2216 * dwarf2out.c (gen_compile_unit_die): Likewise.
2218 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
2220 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
2222 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
2225 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
2226 attribute is used for nested functions.
2228 2008-04-05 Jan Hubicka <jh@suse.cz>
2230 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
2232 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
2234 (dump_files): Update.
2235 (enable_rtl_dump_file): Do not accept letter argument.
2236 * tree-pass.h (dump_file_info): Remove letter argument.
2237 * toplev.c (decode_d_option): Update -da handling.
2238 * toplev.h (enable_rtl_dump_file): Update prototype.
2239 * passes.c (register_one_dump_file): Do not accept IPA argument; work
2240 it out based on pass type.
2241 (register_dump_files_1): Likewise.
2242 (init_optimization_passes): Update register_one_dump_file calls.
2243 (execute_one_pass): Sanity check that IPA passes are called at IPA
2244 level and RTL passes at RTL level.
2245 (execute_pass_list): IPA pass can not be after or subpass of
2247 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
2248 disallov RTL subpasses of IPA subpasses.
2250 2008-04-05 Ben Elliston <bje@au.ibm.com>
2252 * tree-cfg.c (need_fake_edge_p): Return false for calls to
2253 builtins that return exactly once and do not throw. Cache call to
2256 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
2258 PR rtl-optimization/34916
2260 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
2261 between instruction pairs.
2263 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
2265 * doc/invoke.texi: Document -mbitops for SH.
2266 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
2267 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
2268 * config/sh/sh.c (print_operand): Add %t operand code.
2269 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
2270 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
2271 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
2272 (extendqihi2): Likewise.
2273 (movqi_i): Likewise.
2274 (insv): Use bset, bclr and bst instructions for SH2A if possible.
2275 (extv): Use bld instruction for SH2A if possible.
2277 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
2278 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
2279 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
2280 (bset.b, bclr.b): Define peepholes.
2281 * config/sh/sh.opt (mbitops): New option.
2283 2008-04-04 Janis Johnson <janis187@us.ibm.com>
2286 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
2287 and view convert expression.
2289 2008-04-04 Jakub Jelinek <jakub@redhat.com>
2292 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
2294 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
2296 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
2298 * config/i386/cpuid.h (bit_AES): New.
2299 (bit_PCLMUL): Likewise.
2301 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
2302 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
2303 SSE2 if AES or PCLMUL is enabled.
2304 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
2305 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
2306 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
2307 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
2308 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
2309 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
2310 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
2311 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
2312 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
2313 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
2314 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
2315 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
2316 __builtin_ia32_aeskeygenassist128 and
2317 __builtin_ia32_pclmulqdq128.
2318 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
2319 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
2320 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
2322 * config/i386/i386.h (TARGET_AES): New.
2323 (TARGET_PCLMUL): Likewise.
2324 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
2326 * config/i386/i386.md (UNSPEC_AESENC): New.
2327 (UNSPEC_AESENCLAST): Likewise.
2328 (UNSPEC_AESDEC): Likewise.
2329 (UNSPEC_AESDECLAST): Likewise.
2330 (UNSPEC_AESIMC): Likewise.
2331 (UNSPEC_AESKEYGENASSIST): Likewise.
2332 (UNSPEC_PCLMUL): Likewise.
2334 * config/i386/i386.opt (maes): New.
2335 (mpclmul): Likewise.
2337 * config/i386/sse.md (aesenc): New pattern.
2338 (aesenclast): Likewise.
2340 (aesdeclast): Likewise.
2342 (aeskeygenassist): Likewise.
2343 (pclmulqdq): Likewise.
2345 * config/i386/wmmintrin.h: New.
2347 * doc/extend.texi: Document AES and PCLMUL built-in function.
2349 * doc/invoke.texi: Document -maes and -mpclmul.
2351 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
2353 * function.c (free_after_parsing): Replace with
2354 cxx_push_function_context from C++ front-end.
2355 (allocate_struct_function): Don't call langhook.
2356 * langhooks.h (struct lang_hooks_for_functions): Delete.
2357 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
2359 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
2360 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
2361 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
2362 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
2363 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
2364 remove LANG_HOOKS_FUNCTION_INITIALIZER.
2365 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
2367 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
2368 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
2370 2008-04-04 Jakub Jelinek <jakub@redhat.com>
2373 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
2376 2008-04-04 Richard Guenther <rguenther@suse.de>
2379 * fold-const.c (optimize_minmax_comparison): Use the correct
2380 type for the constant in the simplified comparison.
2382 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
2384 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
2385 Pass L2 size as "--param l2-cache-size" to the compiler.
2386 (decode_l2_cache): New function to decode L2 cache parameters using
2387 0x8000006 extended cpuid function.
2388 (detect_caches_amd): Determine parameters of L2 cache using
2389 decode_l2_caches function.
2390 (decode_caches_intel): Decode L2 cache parameters.
2391 (detect_caches_intel): Determine L2 cache parameters using
2392 decode_caches_intel and decode_l2_caches functions.
2394 2008-04-03 Bob Wilson <bob.wilson@acm.org>
2396 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
2397 secondary input reload for subword loads from the constant pool.
2399 2008-04-03 Janis Johnson <janis187@us.ibm.com>
2402 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
2403 constants of the appropriate size for runtime calculations.
2406 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
2407 decimal-float literal constant zero.
2409 2008-04-03 Jakub Jelinek <jakub@redhat.com>
2412 * c-parser.c (c_parser_omp_atomic): Call
2413 default_function_array_conversion on the RHS.
2416 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
2417 call is_variable_sized if decl has incomplete type.
2419 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
2421 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
2423 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
2425 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
2427 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
2428 (sgt<u>): Merge sgt and sgtu into new expander.
2429 (sgt, sgtu): Remove expanders.
2430 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
2431 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
2432 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
2433 *sgtu_<mode>_mips16 into new pattern.
2434 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
2435 (sge<u>): Merge sge and sgeu into new expander.
2436 (sge, sgeu): Remove expanders.
2437 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
2439 (*sge_<mode>, second *sge_<mode>): Remove patterns.
2440 (slt<u>): Merge slt and sltu into new expander.
2441 (slt, sltu): Remove expanders.
2442 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
2443 (*slt_<mode>, *sltu_<mode>): Remove patterns.
2444 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
2445 *sltu_<mode>_mips16 into new pattern.
2446 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
2447 (sle<u>): Merge sle and sleu into new expander.
2448 (sle, sleu): Remove expanders.
2449 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
2450 (*sle_<mode>, *sleu_<mode>): Remove patterns.
2451 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
2452 *sleu_<mode>_mips16 into new pattern.
2453 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
2455 2008-04-03 Jan Hubicka <jh@suse.cz>
2457 PR tree-optimization/35795
2458 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
2459 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2460 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2461 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2462 * score/score3.c (score3_output_mi_thunk): Likewise.
2463 * score/score7.c (score7_output_mi_thunk): Likewise.
2464 * mips/mips.c (mips_output_mi_thunk): Likewise.
2466 2008-04-03 Richard Guenther <rguenther@suse.de>
2468 * tree-vrp.c (extract_range_from_unary_expr): Handle all
2469 conversions. Simplify code.
2471 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
2473 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
2475 2008-04-03 Tom Tromey <tromey@redhat.com>
2476 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2478 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
2479 * config/bfin/t-bfin-linux (generated_files): Add
2480 linux-sysroot-suffix.h.
2481 * doc/install.texi (Prerequisites): Require make 3.80.
2482 * doc/sourcebuild.texi (Front End Directory): Document new
2484 * Makefile.in (generated_files): New variable.
2485 (ALL_HOST_OBJS): New variable.
2486 ($(ALL_HOST_OBJS)): New target.
2488 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
2490 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
2491 (remap_block): Call id->transform_lang_insert_block instead
2493 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
2494 Set id.transform_lang_insert_block to NULL.
2495 (clone_body): Move to cp/optimize.c
2496 * tree-inline.h (struct copy_body_data): Change
2497 transform_lang_insert_block to function pointer.
2498 (copy_generic_body, copy_decl_no_change): Export.
2499 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
2500 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
2501 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
2503 * c-tree.h (insert_block): Kill.
2504 * c-decl.c (insert_block): Kill.
2506 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
2508 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2509 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
2510 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
2512 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
2513 argument, call {push,pop}_function_context from here.
2514 * c-parser.c: Use c_{push,pop}_function_context.
2516 * function.c (push_function_context_to): Move meat ...
2517 (push_function_context): ... here. Simplify.
2518 * function.c (pop_function_context_from): Move meat ...
2519 (pop_function_context): ... here. Simplify.
2520 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
2522 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2523 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
2524 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
2525 * tree.h (push_function_context_to, pop_function_context_from): Remove.
2527 2008-04-03 Ben Elliston <bje@au.ibm.com>
2529 * expmed.c (extract_force_align_mem_bit_field): Remove.
2531 2008-04-03 Richard Guenther <rguenther@suse.de>
2534 * expr.h (try_casesi): Adjust prototype.
2535 * expr.c (try_casesi): Take fallback label as extra parameter.
2536 Use that for gen_casesi if default_label is NULL.
2537 * stmt.c (expand_case): Pass fallback label to try_casesi,
2538 make sure to fill gaps with a fallback label if default_label
2541 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
2544 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
2546 2008-04-03 Ben Elliston <bje@au.ibm.com>
2548 * expmed.c (extract_split_bit_field): Remove if (0) code.
2549 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
2550 (do_ds_constraint): Likewise.
2552 2008-04-02 Joseph Myers <joseph@codesourcery.com>
2554 * doc/cppopts.texi (-dU): Document.
2555 * c-common.h (flag_dump_macros): Update comment.
2556 * c-opts.c (handle_OPT_d): Handle -dU.
2557 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
2558 dump_queued_macros, cb_used_define, cb_used_undef): New.
2559 (init_pp_output): Handle -dU.
2560 (cb_line_change): Call dump_queued_macros.
2561 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
2563 2008-04-02 Anatoly Sokolov <aesok@post.ru>
2565 * config/avr/predicates.md (io_address_operand): New predicate.
2566 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
2567 * config/avr/avr.c (avr_io_address_p): Remove function.
2568 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
2569 'avr_io_address_p' function.
2570 (out_movhi_r_mr): (Ditto.).
2571 (out_movqi_mr_r): (Ditto.).
2572 (out_movhi_mr_r): (Ditto.).
2573 (avr_address_cost): (Ditto.).
2575 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
2577 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
2578 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
2579 in 32bit mode when XMM registers are available to avoid store
2581 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
2582 corresponding post-reload splitters.
2584 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2586 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
2587 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
2588 __builtin_ia32_roundss.
2589 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
2590 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
2591 __builtin_ia32_roundss.
2592 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
2593 IX86_BUILTIN_SHUFPD here.
2595 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2597 * config/i386/i386.md (plogic): New.
2598 (plogicprefix): Likewise.
2600 * config/i386/mmx.md (mmx_<code><mode>3): New.
2601 (mmx_and<mode>3): Removed.
2602 (mmx_ior<mode>3): Likewise.
2603 (mmx_xor<mode>3): Likewise.
2605 * config/i386/sse.md (<code><mode>3): New.
2606 (*<code><mode>3): Likewise.
2607 (*<code><mode>3): Likewise.
2608 (<code><mode>3): Likewise.
2609 (*sse_<code><mode>3): Likewise.
2610 (*sse2_<code><mode>3): Likewise.
2611 (<code>tf3): Likewise.
2612 (*<code>tf3): Likewise.
2613 (and<mode>3): Likewise.
2614 (*and<mode>3): Likewise.
2615 (ior<mode>3): Removed.
2616 (*ior<mode>3): Likewise.
2617 (xor<mode>3): Likewise.
2618 (*xor<mode>3): Likewise.
2619 (*and<mode>3): Likewise.
2620 (*ior<mode>3): Likewise.
2621 (*xor<mode>3): Likewise.
2622 (and<mode>3): Likewise.
2623 (*sse_and<mode>3): Likewise.
2624 (*sse2_and<mode>3): Likewise.
2626 (*andtf3): Likewise.
2627 (ior<mode>3): Likewise.
2628 (*sse_ior<mode>3): Likewise.
2629 (*sse2_ior<mode>3): Likewise.
2631 (*iortf3): Likewise.
2632 (xor<mode>3): Likewise.
2633 (*sse_xor<mode>3): Likewise.
2634 (*sse2_xor<mode>3): Likewise.
2636 (*xortf3): Likewise.
2638 2008-04-02 Richard Guenther <rguenther@suse.de>
2640 PR tree-optimization/14495
2641 PR tree-optimization/34793
2642 * tree-vrp.c (struct switch_update): New structure.
2643 (to_remove_edges, to_update_switch_stmts): New VECs.
2644 (simplify_switch_using_ranges): New function. Remove not taken
2645 case labels and edges.
2646 (simplify_stmt_using_ranges): Call it.
2647 (identify_jump_threads): Mark edges we have queued for removal
2648 so we don't thread them.
2649 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
2651 * tree-cfg.c (group_case_labels): Deal with missing default label.
2652 (tree_verify_flow_info): Allow missing default label.
2653 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
2654 (emit_case_nodes): Likewise.
2655 (expand_case): Do not rely on the default label to be present.
2656 * expr.c (try_casesi): Deal with NULL default_label.
2657 (do_tablejump): Likewise.
2659 2008-04-02 Richard Guenther <rguenther@suse.de>
2661 PR tree-optimization/14495
2662 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
2663 SWITCH_EXPR here ...
2664 (vrp_visit_switch_stmt): ... but here (new function).
2665 (find_case_label_index): New helper function.
2666 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
2668 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2670 * fwprop.c: Fix ISO-C99ism.
2672 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2675 * Makefile.in (objdir): Set it here.
2676 * configure.ac: Not here. Find dynamic linker characteristics.
2677 * exec-tool.in: Use them.
2678 * aclocal.m4: Regenerate.
2679 * configure: Regenerate.
2681 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2683 * expr.c (expand_var): Delete it.
2684 * expr.h (expand_var): Delete prototype.
2685 * function.c (expand_function_start): Use expand_decl instead.
2686 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
2689 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
2691 PR rtl-optimization/35542
2692 * fwprop.c (forward_propagate_and_simplify): Replace
2693 loc_reg_mentioned_in_p with reg_mentioned_p.
2695 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2697 PR rtl-optimization/35281
2698 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
2699 (propagate_rtx_1): Handle PR_HANDLE_MEM.
2700 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
2701 (varying_mem_p): Move above propagate_rtx.
2702 (all_uses_available_at): Do not check MEMs.
2704 2008-04-02 Rafael Espindola <espindola@google.com>
2706 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
2707 (register_edge_assert_for_2): Split the cond argument.
2708 (register_edge_assert_for_1): Adjust for the change in
2709 register_edge_assert_for_2.
2710 (register_edge_assert_for): Split the cond argument.
2711 (find_switch_asserts): Adjust for the change in
2712 register_edge_assert_for.
2714 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
2716 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
2717 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
2718 offsets for 64-bit mingw.
2719 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
2720 abi for x86_64-pc-mingw.
2722 2008-04-02 Richard Guenther <rguenther@suse.de>
2724 * tree-vrp.c (extract_range_from_assert): Make sure to not
2725 produce range min/max with TREE_OVERFOW set.
2726 If merging a anti-range and a range keep the anti-range if
2727 the range covers all values of the type.
2728 (register_edge_assert_for_2): Only allow sign-changing
2729 conversions in detecting canonical range checks. Also
2730 register an assert for the unsigned name if useful.
2732 PR tree-optimization/35787
2733 * tree-vrp.c (vrp_val_max): New function.
2734 (vrp_val_min): Likewise.
2735 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
2736 (vrp_val_is_min): Likewise.
2737 (supports_overflow_infinity): Use vrp_val_{min,max}.
2738 (negative_overflow_infinity): Likewise.
2739 (positive_overflow_infinity): Likewise.
2740 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
2741 (is_positive_overflow_infinity): Likewise.
2742 (is_overflow_infinity): Likewise.
2743 (avoid_overflow_infinity): Use vrp_val_{min,max} and
2744 vrp_val_is_{min,max}.
2745 (set_and_canonicalize_value_range): Canonicalize anti-ranges
2746 to ranges if possible. Avoid empty ranges.
2748 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2751 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
2752 the expression is a function address.
2754 2008-04-01 George Helffrich <george@gcc.gnu.org>
2756 PR fortran/35154, fortran/23057
2757 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
2758 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
2759 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
2760 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
2762 (dbxout_syms): Check for COMMON-based symbol and wrap in
2763 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
2764 in bracket for efficiency.
2766 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
2767 using DW_TAG_common_block + member offset.
2768 (add_pubname_string): New function.
2769 (dw_expand_expr): New function to find block name and offset for
2771 (common_check): New function to check whether symbol in Fortran COMMON.
2772 (gen_variable_die): If COMMON, use DW_TAG_common_block.
2774 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
2777 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
2779 2008-04-02 Ben Elliston <bje@au.ibm.com>
2781 * config/v850/v850.md (casesi): Remove if (0) code.
2782 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2783 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
2785 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
2787 * config/i386/i386.md (rex64suffix): New mode attribute.
2788 (floathi<mode>2): Disable expander for SSE math.
2789 (*floathi<mode>2_1): New insn insn_and_split pattern.
2790 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
2791 corresponding post-reload splitters.
2792 (*floathi<mode>2_i387): New macroized insn pattern.
2793 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
2794 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
2795 insn_and_split pattern.
2796 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
2797 New macroized instruction patterns and corresponding post-reload
2799 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
2800 and corresponding post-reload splitters.
2801 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
2802 New macroized instruction patterns.
2803 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
2804 macroized instruction patterns and corresponding post-reload splitters.
2805 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
2806 corresponding post-reload splitters.
2807 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
2808 New macroized instruction patterns.
2809 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
2810 corresponding post-reload splitters.
2811 (*floatsi<mode>2_i387): New macroized instruction patterns.
2813 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
2815 * config/i386/i386.md (smaxmin): New.
2816 (umaxmin): Likewise.
2817 (maxminiprefix): Likewise.
2818 (maxminfprefix): Likewise.
2819 (<code><mode>3): Likewise.
2820 (smin<mode>3): Removed.
2821 (smax<mode>3): Likewise.
2823 * config/i386/mmx.md (mmx_<code>v2sf3): New.
2824 (mmx_<code>v4hi3): Likewise.
2825 (mmx_<code>v8qi3): Likewise.
2826 (mmx_smaxv2sf3): Removed.
2827 (mmx_sminv2sf3): Likewise.
2828 (mmx_umaxv8qi3): Likewise.
2829 (mmx_smaxv4hi3): Likewise.
2830 (mmx_uminv8qi3): Likewise.
2831 (mmx_sminv4hi3): Likewise.
2833 * config/i386/sse.md (<addsub><mode>3): New.
2834 (*<addsub><mode>3): Likewise.
2835 (<sse>_vm<addsub><mode>3): Likewise.
2836 (<maxmin><mode>3): Likewise.
2837 (*<maxmin><mode>3_finite): Likewise.
2838 (*<maxmin><mode>3): Likewise.
2839 (<sse>_vm<maxmin><mode>3): Likewise.
2840 (sse3_h<addsub>v4sf3): Likewise.
2841 (sse3_h<addsub>v2df3): Likewise.
2842 (<maxmin>v16qi3): Likewise.
2843 (*<maxmin>v16qi3): Likewise.
2844 (<maxmin>v8hi3): Likewise.
2845 (*<maxmin>v8hi3): Likewise.
2846 (*sse4_1_<maxmin><mode>3): Likewise.
2847 (*sse4_1_<maxmin><mode>3): Likewise.
2848 (add<mode>3): Removed.
2849 (*add<mode>3): Likewise.
2850 (<sse>_vmadd<mode>3): Likewise.
2851 (sub<mode>3): Likewise.
2852 (*sub<mode>3): Likewise.
2853 (<sse>_vmsub<mode>3): Likewise.
2854 (smin<mode>3): Likewise.
2855 (*smin<mode>3_finite): Likewise.
2856 (*smin<mode>3): Likewise.
2857 (<sse>_vmsmin<mode>3): Likewise.
2858 (smax<mode>3): Likewise.
2859 (*smax<mode>3_finite): Likewise.
2860 (*smax<mode>3): Likewise.
2861 (<sse>_vmsmax<mode>3): Likewise.
2862 (sse3_haddv4sf3): Likewise.
2863 (sse3_haddv2df3): Likewise.
2864 (sse3_hsubv4sf3): Likewise.
2865 (sse3_hsubv2df3): Likewise.
2866 (umaxv16qi3): Likewise.
2867 (*umaxv16qi3): Likewise.
2868 (smaxv8hi3): Likewise.
2869 (*smaxv8hi3): Likewise.
2870 (*sse4_1_smax<mode>3): Likewise.
2871 (*sse4_1_umax<mode>3): Likewise.
2872 (uminv16qi3): Likewise.
2873 (*uminv16qi3): Likewise.
2874 (sminv8hi3): Likewise.
2875 (*sminv8hi3): Likewise.
2876 (*sse4_1_smin<mode>3): Likewise.
2877 (*sse4_1_umin<mode>3): Likewise.
2879 2008-04-01 Rafael Espindola <espindola@google.com>
2881 * tree-cfg.c (verify_expr): remove in_phi.
2882 (verify_stmt): Don't call walk_tree with verify_expr. Use
2883 is_gimple_min_invariant instead of is_gimple_val.
2885 2008-04-01 Joseph Myers <joseph@codesourcery.com>
2887 * doc/include/gpl_v3.texi: Update for manpage generation.
2888 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
2890 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
2891 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
2892 gpl_v3.texi instead of gpl.texi.
2895 2008-04-01 Jakub Jelinek <jakub@redhat.com>
2898 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
2900 2008-04-01 Rafael Espindola <espindola@google.com>
2902 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
2903 (extract_code_and_val_from_cond): Use
2904 extract_code_and_val_from_cond_with_ops.
2906 2008-04-01 Jan Hubicka <jh@suse.cz>
2908 * function.c (free_after_compilation): Free epilogue_delay_list.
2909 (prepare_function_start): Assert that previous compilation was freed.
2911 2008-04-01 Jan Hubicka <jh@suse.cz>
2912 Jim Wilson <wilson@tuliptree.org>
2913 Andreas Tobler <andreast@gcc.gnu.org>
2916 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
2917 rtl.emit instead cfun->emit.
2918 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
2919 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
2921 2008-04-01 Ben Elliston <bje@au.ibm.com>
2923 * doc/c-tree.texi (Function Basics): Fix grammatical error.
2925 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
2927 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
2929 (fprofile-use): Add var flag_profile_use
2930 * coverage.c (coverage_begin_output): Do not open a gcno file for
2931 output only if -ftest-coverage is set.
2932 Do not add getpwd() to gcda file path.
2933 (build_gcov_info): Check the new flag
2934 flag_profile_datafile_relative_path.
2935 (coverage_init): Use profile_data_prefix.
2936 Read profile counter only if flag_profile_use is set.
2937 * opts.c (common_handle_option): New option fprofile-use=,
2938 fprofile-dir=, fprofile-generate=.
2939 * toplev.c (profile_data_prefix): New variable definition.
2940 * toplev.h (profile_data_prefix): New declaration.
2941 * doc/invoke.tex (Option Summary, Optimization Options):
2944 2008-03-31 James E. Wilson <wilson@tuliptree.org>
2946 * varasm.c (output_constant_pool_1): In LABEL_REF check,
2947 use tmp consistently.
2950 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
2951 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2952 UNSPEC_FR_RECIP_APPROX_RES.
2953 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
2955 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
2958 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
2960 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2963 * fold-const.c (fold_indirect_ref_1): Support accessing non first
2964 element of the vector via a pointer.
2966 2008-03-31 Ian Lance Taylor <iant@google.com>
2968 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
2970 2008-03-31 Jan Hubicka <jh@suse.cz>
2972 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2973 get_arg_pointer_save_area.
2974 * expr.c (init_expr): Just clear out rtl.expr.
2975 * function.c (free_after_compilation): Clear out whole RTL structure.
2976 (get_func_frame_size): Merge into ...
2977 (get_frame_size): ... this one.
2978 (assign_stack_local_1): Merge into ...
2979 (assign_stack_local): ... this one.
2980 (expand_function_end): Update call of get_arg_pointer_save_area.
2981 (get_art_pointer_save_area): Remove cfun argument.
2982 * function.h (emit_status): regno_pointer_align does not need length
2983 attribute. Move x_regno_reg_rtx to ...
2984 (regno_reg_rtx): ... new global array.
2985 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
2986 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
2987 apply_args_value, forced_labels, stack_pointer_delta):
2989 (struct varasm_status): Move here from varasm.c
2990 (struct rtl_data): New. Move here some fields from struct function.
2991 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2992 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2993 used_temp_slots avail_temp_slots, temp_slot_level,
2994 nonlocal_goto_handler_labels): Update accesstors.
2995 (rtl): New global variable.
2996 (struct function): Move some fileds to rtl_data.
2997 (get_arg_pointer_save_area): Update prototype.
2998 * emit-rtl.c (rtl): Declare.
2999 (regno_reg_rtx): Declare.
3000 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3002 (gen_reg_rtx): Update.
3003 (init_virtual_regs): Do not tate emit_status argument.
3004 (init_emit): Do not allocate emit.
3005 * varasm.c (varasm_statuc): Move to function.h.
3006 (n_deferred_constatns): Update accestor.
3007 (init_varasm_status): Do not allocate varasm_status.
3008 (force_const_mem, get_pool_size, output_constant_pool): Update.
3009 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3010 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3012 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
3014 PR rtl-optimization/35729
3015 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
3018 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
3021 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
3022 load/store if memory is unaligned.
3023 (*movti_rex64): Likewise.
3025 * config/i386/predicates.md (misaligned_operand): New.
3027 2008-03-31 Andrew Pinski <pinskia@gmail.com>
3030 * tree-ssa-phiopt.c (conditional_replacement): Return early for
3033 2008-03-31 Jan Beulich <jbeulich@novell.com>
3035 * config/ia64/constraints.md: Add 'j' constraint.
3036 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
3037 (movdi_internal): Likewise.
3039 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
3042 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
3044 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
3047 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
3048 proper error message for the third argument on blendpd and
3051 * config/i386/sse.md (blendbits): New.
3052 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
3054 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
3056 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
3058 2008-03-30 Richard Guenther <rguenther@suse.de>
3061 * fold-const.c (fold_sign_changed_comparison): Do leave
3062 conversions to base-types alone.
3064 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
3066 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
3067 the link register if one altivec register is be saved.
3069 2008-03-30 Ben Elliston <bje@au.ibm.com>
3071 * final.c (final_scan_insn): Remove if (0) code.
3073 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
3075 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
3077 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
3079 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
3080 of V4SFmode to ix86_binary_operator_ok.
3082 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
3084 * config/i386/i386.c (override_options): Initialize
3085 ix86_veclib_handler to ix86_veclibabi_svml when
3086 -mveclibabi=svml is used.
3087 (ix86_veclibabi_svml): New function for SVML ABI style
3088 vectorization support.
3089 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
3091 2008-03-28 Rafael Espindola <espindola@google.com>
3093 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
3094 (tree_binary_nonnegative_warnv_p): Make it public.
3095 (tree_single_nonnegative_warnv_p): Make it public.
3096 (tree_invalid_nonnegative_warnv_p): Make it public.
3097 (tree_unary_nonzero_warnv_p): Make it public.
3098 (tree_binary_nonzero_warnv_p): Make it public
3099 (tree_single_nonzero_warnv_p): Make it public.
3100 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
3101 (extract_range_from_binary_expr): Split the expr argument.
3102 (extract_range_from_unary_expr): Split the expr argument.
3103 (extract_range_from_comparison): Split the expr argument.
3104 (extract_range_from_expr): Use the new aux functions.
3105 (vrp_evaluate_conditional_warnv): Use
3106 vrp_evaluate_conditional_warnv_with_ops.
3107 * tree.h (tree_unary_nonzero_warnv_p): Declare.
3108 (tree_binary_nonzero_warnv_p): Declare.
3109 (tree_single_nonzero_warnv_p): Declare.
3110 (tree_expr_nonzero_warnv_p): Declare.
3111 (tree_unary_nonnegative_warnv_p): Declare.
3112 (tree_binary_nonnegative_warnv_p): Declare.
3113 (tree_single_nonnegative_warnv_p): Declare.
3114 (tree_invalid_nonnegative_warnv_p): Declare.
3116 2008-03-28 Richard Guenther <rguenther@suse.de>
3118 PR tree-optimization/30317
3119 PR tree-optimization/30911
3120 PR tree-optimization/34793
3121 * tree-vrp.c (set_and_canonicalize_value_range): New function.
3122 (struct assert_locus_d): New member EXPR.
3123 (register_new_assert_for): Add EXPR parameter to support
3124 ASSERT_EXPR <name, expr OP limit>.
3125 (register_edge_assert_for_1): Adjust callers.
3126 (find_assert_locations): Likewise.
3127 (process_assert_insertions_for): Build condition from expression.
3128 (extract_range_from_assert): Handle ASSERT_EXPRs
3129 of the form ASSERT_EXPR <name, expr OP limit>.
3130 (register_edge_assert_for_2): New helper registering
3131 asserts for comparisons. Recognize range tests of the form
3132 (unsigned)i - CST1 OP CST2.
3133 (register_edge_assert_for_1): Use it.
3134 (register_edge_assert_for): Likewise.
3135 (needs_overflow_infinity): Integer sub-types
3136 do not need overflow infinities.
3137 (vrp_val_is_max): The extreme values of integer sub-types
3138 are those of the base type.
3139 (vrp_val_is_min): Likewise.
3140 * tree.def (ASSERT_EXPR): Document extra allowed conditional
3143 2008-03-28 Nick Clifton <nickc@redhat.com>
3146 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
3147 Return GENERAL_REGS for stack adjustment reloads.
3149 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3152 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
3153 const_vector when all the vectors are constant.
3155 2008-03-27 Bob Wilson <bob.wilson@acm.org>
3157 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
3159 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
3160 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
3162 (s<code>_sf): Use new scc_sf attribute for opcode names.
3164 2008-03-27 Tom Tromey <tromey@redhat.com>
3166 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
3167 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
3168 config/spu/t-spu-elf, config/i386/t-interix,
3169 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
3170 config/i386/x-darwin, config/i386/x-mingw32,
3171 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
3172 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
3173 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
3174 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
3175 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
3176 config/rs6000/x-darwin, config/rs6000/t-rs6000,
3177 config/score/t-score-elf, config/arm/t-strongarm-pe,
3178 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
3179 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
3180 Revert automatic dependency patch.
3182 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
3185 * config/i386/i386.c (ix86_function_arg_boundary): Align
3186 decimal floating point to its natural boundary.
3188 2008-03-27 Richard Guenther <rguenther@suse.de>
3191 * fold-const.c (fold_comparison): Restrict distinct decl
3192 comparison folding to VAR_DECLs and PARM_DECLs. Do not
3193 solely rely on operand_equal_p.
3195 2008-03-27 Richard Guenther <rguenther@suse.de>
3198 * c-common.c (handle_weak_attribute): Reject combination of
3201 2008-03-27 Richard Guenther <rguenther@suse.de>
3203 PR tree-optimization/32810
3204 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
3205 conversions from DECL_INITIAL.
3206 (fold_const_aggregate_ref): Likewise from constructor elements.
3208 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
3210 * tree-affine.h (aff_combination_expand): Declare.
3211 (get_inner_reference_aff): Likewise.
3212 * tree-affine.c (aff_combination_expand): Split out from
3213 tree_to_aff_combination_expand.
3214 (get_inner_reference_aff): New function.
3215 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
3216 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
3217 (struct lim_aux_data): sm_done field removed.
3218 (mem_ref_loc_p, mem_ref_locs_p): New types.
3219 (struct mem_ref): Added id, stored, accesses_in_loop,
3220 indep_loop, dep_loop, indep_ref, dep_ref fields.
3221 Removed is_stored, locs and next fields.
3222 (memory_accesses): New variable.
3223 (movement_possibility): Do not allow moving statements
3224 that store to memory.
3225 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
3227 (determine_max_movement): For statements with memory references,
3228 find the outermost loop in that the reference is independent.
3229 (move_computations_stmt): Mark the virtual operands for renaming.
3230 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
3231 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
3232 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
3233 add_vop_ref_mapping, create_vop_ref_mapping_loop,
3234 create_vop_ref_mapping, analyze_memory_references,
3235 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
3236 get_all_locs_in_loop, ref_always_accessed_p,
3237 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
3238 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
3239 store_motion_loop, store_motion): New functions.
3240 (struct vop_to_refs_elt): New type.
3241 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
3242 memref_hash, memref_eq, hoist_memory_references): Rewritten.
3243 (schedule_sm): Replaced by...
3244 (execute_sm): ... this.
3245 (determine_lsm_ref, hoist_memory_references,
3246 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
3247 find_more_ref_vops, free_mem_ref, free_mem_refs,
3248 determine_lsm_loop, determine_lsm): Removed.
3249 (tree_ssa_lim_finalize): Free data structures used by store motion.
3250 (tree_ssa_lim): Call analyze_memory_references. Use
3251 store_motion instead of determine_lsm.
3253 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
3255 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
3256 rename tmake_file to m68hc11/t-m68hc11.
3257 (mcore): Set inhibit_libc to true.
3258 * config.host (alpha*-dec-*vms*): Set extra_programs.
3259 (interix3*): Don't use host_xmake_file.
3260 * configure.ac: Let config.gcc override inhibit_libc.
3261 * configure: Regenerate.
3263 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
3264 * config/t-openbsd-thread: Remove commented out lines.
3266 * config/x-interix: Remove.
3268 * config/m68hc11/t-m68hc11-gas: Rename to...
3269 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
3271 * config/mcore/t-mcore: Remove T_CFLAGS.
3272 * config/mcore/t-mcore-pe: Likewise.
3274 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
3276 * configure.ac: Replace custom __GNU_SOURCE test with
3277 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
3278 * aclocal.m4: Regenerate.
3279 * configure: Regenerate.
3280 * config.in: Regenerate.
3282 2008-03-27 Richard Guenther <rguenther@suse.de>
3284 * fold-const.c (target.h): Include.
3285 (fold_comparison): Fold comparison of addresses of decls
3286 that bind locally or of constants. Consolidate address folding code.
3287 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
3288 results from fold_binary_to_constant.
3289 (compare_values_warnv): Likewise.
3291 2008-03-27 Andrew Pinski <pinskia@gmail.com>
3294 * fold-const.c (fold_truthop): Check for integeral types when folding
3295 a == 0 && b == 0 and a != 0 || b != 0 .
3297 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
3299 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
3301 2008-03-26 Andreas Schwab <schwab@suse.de>
3303 * doc/invoke.texi: Fix use of @item vs. @itemx.
3305 2008-03-26 Tom Tromey <tromey@redhat.com>
3307 * Makefile.in (build/gensupport.o, build/print-rtl.o,
3308 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
3309 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
3310 build/gencodes.o, build/genconditions.o, build/genconfig.o,
3311 build/genconstants.o, build/genemit.o, build/genextract.o,
3312 build/genflags.o, build/genmddeps.o, build/genopinit.o,
3313 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
3316 2008-03-26 Richard Guenther <rguenther@suse.de>
3319 2008-03-26 Richard Guenther <rguenther@suse.de>
3321 * fold-const.c (target.h): Include.
3322 (fold_comparison): Fold comparison of addresses of two decls
3323 that bind locally. Consolidate address folding code.
3325 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3327 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
3328 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
3329 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
3330 dconstsqrt2, dconstthird, dconste and/or dconst10.
3331 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
3332 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
3333 dconstsqrt2, dconste): Delete.
3334 (init_emit_once): Likewise. Simplify initializing dconstm1.
3336 * real.c (get_real_const): New.
3337 * real.h (dconst3, dconst10, dconstm2, dconstthird,
3338 dconstsqrt2, dconste): Delete.
3339 (real_value_const, get_real_const): New.
3341 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
3343 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
3345 * config/i386/i386.c (ix86_function_arg_boundary): Check
3346 BIGGEST_ALIGNMENT instead of 128.
3347 (setup_incoming_varargs_64): Likewise.
3349 2008-03-26 Tom Tromey <tromey@redhat.com>
3351 * Makefile.in (DEPFILES): Add missing '/'.
3353 2008-03-26 Richard Guenther <rguenther@suse.de>
3355 * fold-const.c (target.h): Include.
3356 (fold_comparison): Fold comparison of addresses of two decls
3357 that bind locally. Consolidate address folding code.
3359 2008-03-26 Nick Clifton <nickc@redhat.com>
3362 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
3363 not allow INT+INT as a legitimate addressing mode.
3365 2008-03-26 Richard Guenther <rguenther@suse.de>
3367 * tree-flow.h (widen_bitfield): Remove declaration.
3368 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
3369 (widen_bitfield): Remove function.
3370 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
3373 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3376 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
3379 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
3381 PR rtl-optimization/35232
3382 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
3383 (forget_old_reloads_1, forget_marked_reloads): Don't clear
3384 reg_reloaded_call_part_clobbered here.
3385 (reload_regs_reach_end_p): New function.
3386 (reload_reg_rtx_for_input): New variable.
3387 (reload_reg_rtx_for_output): Likewise.
3388 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
3389 when reassigning a pseudo register. Load reloadreg from
3390 reload_reg_rtx_for_input, moving the mode and register
3392 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
3393 instead of the original when deciding whether an input reload
3394 would be a no-op or whether an output reload can be deleted.
3395 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
3396 when setting up new_spill_reg_store. Load it from
3397 reload_reg_rtx_for_output, moving the mode and register
3399 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
3400 instead of the original when deciding whether an output reload
3401 would be a no-op. Do the same when modifying insn notes.
3402 Use rtx_equal_p instead of == to compare the registers.
3403 (inherit_piecemeal_p): Take a mode and two register numbers
3405 (emit_reload_insns): Clear new_spill_reg_store for every hard
3406 register in the reload register. Remove spill registers
3407 from reg_reloaded_valid before considering whether to record
3408 inheritance information for them. Use reload_reg_rtx_for_output
3409 instead of reg_rtx when recording output reloads. Use
3410 reload_reg_rtx_for_input instead of reg_rtx when recording
3411 input reloads. Set or clear reg_reloaded_call_part_clobbered
3412 at the same time as setting reg_reloaded_valid.
3413 (delete_output_reload): Add a new_reload_reg parameter and use it
3414 instead of rld[j].reg_rtx.
3415 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
3418 2008-03-25 Tom Tromey <tromey@redhat.com>
3420 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
3421 (build/genattr.o): Likewise.
3422 (build/genattrtab.o): Likewise.
3423 (build/gencodes.o): Likewise.
3424 (build/genconfig.o): Likewise.
3425 (build/genconstants.o): Likewise.
3426 (build/genemit.o): Likewise.
3427 (build/genextract.o): Likewise.
3428 (build/genflags.o): Likewise.
3430 2008-03-25 Bob Wilson <bob.wilson@acm.org>
3432 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
3433 instead of size_int for integer types.
3434 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
3435 to match type of MINUS_EXPR.
3437 2008-03-25 Tom Tromey <tromey@redhat.com>
3439 * configure: Rebuilt.
3440 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
3443 2008-03-25 Tom Tromey <tromey@redhat.com>
3445 * config/x-solaris (host-solaris.o): Update.
3446 * config/x-linux (host-linux.o): Update.
3447 * config/x-hpux (host-hpux.o): Update.
3448 * config/x-darwin (host-darwin.o): Update.
3449 * config/v850/t-v850e (v850-c.o): Update.
3450 * config/v850/t-v850 (v850-c.o): Update.
3451 * config/t-vxworks (vxworks.o): Update.
3452 * config/t-sol2 (sol2-c.o, sol2.o): Update.
3453 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
3454 * config/spu/t-spu-elf (spu-c.o): Update.
3456 * config/sh/t-symbian (sh-c.o): Update.
3457 (symbian.o): Update.
3458 * config/sh/t-sh (sh-c.o): Update.
3459 * config/score/t-score-elf (score7.o, score3.o): Update.
3460 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
3461 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
3462 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
3463 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
3465 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
3466 * config/m32c/t-m32c (m32c-pragma.o): Update.
3467 * config/ia64/t-ia64 (ia64-c.o): Update.
3468 * config/i386/x-mingw32 (host-mingw32.o): Update.
3469 * config/i386/x-i386 (driver-i386.o): Update.
3470 * config/i386/x-darwin (host-i386-darwin.o): Update.
3471 * config/i386/x-cygwin (host-cygwin.o): Update.
3472 * config/i386/t-nwld (nwld.o): Update.
3473 * config/i386/t-netware (netware.o): Update.
3474 * config/i386/t-interix (winnt.o): Update.
3475 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
3476 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
3477 msformat-c.o): Update.
3478 * config/bfin/t-bfin-linux (generated_files): Add
3479 linux-sysroot-suffix.h.
3480 * config/arm/t-wince-pe (pe.o): Update.
3481 * config/arm/t-strongarm-pe (pe.o): Update.
3482 * config/arm/t-pe (pe.o): Update.
3483 * config/arm/t-arm (arm-c.o): Update.
3484 * doc/install.texi (Prerequisites): Require make 3.80.
3485 * Makefile.in: Remove .o targets.
3486 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
3487 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
3488 (simple_generated_h, simple_generated_c): Move earlier.
3489 (generated_files): New variable.
3490 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
3491 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
3492 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
3493 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
3494 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
3495 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
3496 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
3497 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
3498 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
3499 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
3500 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
3501 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
3503 (COMPILE.base, COMPILE): New variables.
3504 (%.o): New pattern rule.
3505 (ALL_HOST_OBJS): New variable.
3506 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
3507 (dummy-checksum.o, cc1-checksum.o): Remove.
3508 (DRIVER_SHLIB): New variable.
3509 (DRIVER_DEFINES): Use it.
3510 (gencondmd.c): Move out of build/.
3511 (s-conditions): Update.
3512 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
3513 (ALL_BUILD_OBJS): Likewise.
3514 (build/%.o): Use BUILDCOMPILE.
3515 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
3516 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
3517 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
3518 build/gencheck.o, build/gencodes.o, build/genconditions.o,
3519 build/genconfig.o, build/genconstants.o, build/genemit.o,
3520 build/genextract.o, build/genflags.o, build/genmddeps.o,
3521 build/genopinit.o, build/genoutput.o, build/genpeep.o,
3522 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
3523 build/gen-protos.o, build/scan.o, build/fix-header.o,
3524 build/scan-decls.o): Simplify.
3525 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
3526 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
3527 prefix.o, toplev.o): Reduce to variable setting.
3528 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
3529 ($(out_object_file), gcc-options.o): New targets.
3530 ($(ALL_HOST_OBJS)): New target. Include dependency files.
3531 * configure: Rebuilt.
3532 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
3533 * doc/sourcebuild.texi (Front End Directory): Document new variable.
3535 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
3537 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
3538 complain when we hit an error, return ERROR_MARK_NODE.
3540 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3542 * config/sh/constraints.md (Pso, Psz): New constraints.
3543 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
3544 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
3546 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3548 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
3549 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
3551 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3553 * config/sh/sh.md (prefetch): Add condition for SH2A target.
3554 (prefetch_sh2a): New.
3556 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3557 Naveen.H.S <naveen.hs@kpitcummins.com>
3559 * config/sh/constraints.md (I28): New constraint.
3560 * config/sh/sh.c (broken_move): Add support for movi20s.
3561 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
3563 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
3564 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3565 Naveen.H.S <naveen.hs@kpitcummins.com>
3567 * config/sh/sh.c (SH_ATTRIBUTES): Define.
3568 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
3569 (print_operand): Handle resbank in %@ operand code.
3570 (sh_encode_section_info): New.
3571 (push_regs): Add conditions for resbank.
3572 (sh_expand_epilogue): Likewise.
3573 (sh_insert_attributes): Likewise.
3574 (sh_attribute_table): Likewise.
3575 (sh_handle_resbank_handler_attribute): New.
3576 (sh2a_handle_function_vector_handler_attribute): New.
3577 (sh2a_is_function_vector_call): New.
3578 (sh2a_get_function_vector_number): New.
3579 (sh2a_function_vector_p): New.
3580 (sh_cfun_resbank_handler_p): New.
3581 * config/sh/sh.md (calli): Emit jsr/n if possible.
3582 (calli_tbr_rel): New.
3583 (calli_pcrel): Emit jsr/n if possible.
3584 (return_i): Emit rts/n if possible.
3585 (call_valuei_tbr_rel): New.
3586 (call_valuei_pcrel): Add condition for SH2A target.
3587 (call_value): Likewise.
3588 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
3589 (sh2a_get_function_vector_number): Likewise.
3590 (sh2a_is_function_vector_call): Likewise.
3591 * doc/extend.texi: Document TBR relative addressing of SH2A.
3592 (resbank): Add description for SH2A.
3594 2008-03-24 Richard Guenther <rguenther@suse.de>
3597 * gimplify.c (gimplify_modify_expr): For frontend type-correct
3598 pointer assignments change conversions according to middle-end rules.
3599 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
3600 * configure.ac: Include type checking in yes.
3601 * configure: Regenerate.
3603 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3605 * diagnostic.c (diagnostic_count_diagnostic): Delete.
3606 (diagnostic_report_diagnostic): Update. Handle ICEs here.
3608 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
3610 * gthr-vxworks.h (UNUSED): Define.
3612 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
3614 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
3616 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
3618 * doc/extend.texi (Function Attributes): Add missing comma in the
3619 example of the "alloc_size" attribute.
3621 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
3624 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
3626 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3629 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3632 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3633 of the underlying type of a MS bitfield layout to the natural
3634 alignment of the type.
3636 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3638 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3639 to their natural alignment to avoid store forwarding stalls.
3641 2008-03-22 Richard Guenther <rguenther@suse.de>
3643 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
3644 For PHI nodes verify the address is invariant.
3645 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
3646 (get_symbol_constant_value): Use is_gimple_min_invariant.
3647 (maybe_fold_stmt_indirect): Likewise.
3649 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
3651 PR rtl-optimization/33927
3652 * Makefile.in (dse.o): Depend on $(TM_P_H).
3653 * expr.h (extract_low_bits): Declare.
3654 * expmed.c (extract_low_bits): New function.
3655 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
3656 * dse.c: Include tm_p.h.
3657 (find_shift_sequence): Remove the read_reg argument and return the
3658 read value. Emit the instructions instead of returning them.
3659 Iterate on new_mode rather than calculating it each time.
3660 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
3661 source to NEW_MODE and extract_low_bits to convert the shifted
3663 (replace_read): Allow the load and store to have different mode
3664 classes. Use extract_low_bits when SHIFT == 0. Create the shift
3665 or extraction instructions before trying the replacement. Update
3666 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
3668 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3670 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3671 to their natural alignment to avoid store forwarding stalls.
3673 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3676 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
3677 encouraging but not allowing gprs for input;
3678 change the input constraint to !f#r.
3679 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
3681 change the output constraint to !f#r.
3683 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
3686 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
3687 corresponding post-reload splitters.
3688 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
3689 when x87 FP math is selected.
3690 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
3691 New function prototype.
3692 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
3693 unreachable function to ease macroization of insn patterns.
3695 2008-03-21 Martin Jambor <mjambor@suse.cz>
3697 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
3698 reference dumps if ddr is NULL or dependence is unknown.
3700 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3702 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
3703 unsigned extension into account.
3704 (ATOMIC_COMPARE_AND_SWAP): Likewise.
3705 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
3706 Do computations on a scratch register.
3708 2008-03-21 Richard Guenther <rguenther@suse.de>
3710 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3711 Use is_gimple_min_invariant instead of TREE_INVARIANT.
3712 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
3713 * tree-ssa-dom.c (record_equality): Likewise.
3714 * tree-inline.c (copy_body_r): Likewise.
3715 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
3718 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3720 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
3721 as 'delete_unused' argument.
3723 2008-03-20 Richard Guenther <rguenther@suse.de>
3725 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
3726 special casing of constant qualifiers.
3727 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
3728 care about them in general.
3729 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
3730 regardless of their type.
3731 (fold_stmt_r): Forcefully fold *& if we end up with that.
3733 2008-03-20 Paul Brook <paul@codesourcery.com>
3735 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
3736 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
3738 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
3740 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
3741 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
3743 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
3745 * common.opt (Wmudflap): New option.
3746 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
3747 (mx_register_decls): Likewise.
3748 (mudflap_finish_file): Likewise.
3749 * doc/invoke.texi: Document -Wno-mudflap.
3751 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
3753 * c-format.c (replace_format_name_to_system_name): New.
3755 (convert_format_name_to_system_name): New.
3756 (decode_format_attr): Add use of convert_format_name_to_system_name.
3757 (format_types_orig): Add gnu_ prefix to names.
3758 (check_format_info_main): Special treating of \0 escaped names for
3759 supporting multi-character format specifiers as I32, I64.
3760 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
3761 (gnu_target_overrides_format_attributes): New.
3762 * c-format.h: Add structure target_ovr_attr to hold
3763 system specific formatter names.
3764 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
3765 msformat-c.o file to c_target_objs and cxx_target_objs.
3766 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3767 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
3768 (TARGET_N_FORMAT_TYPES): New.
3769 * config/i386/msformat-c.c: New.
3770 * config/i386/t-cygming: Add build rule for msformat-c.o.
3771 * doc/extend.texi: Add new format names gnu_* and ms_* and
3773 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3775 2008-03-20 Ira Rosen <irar@il.ibm.com>
3777 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
3778 optimizations turned on under -O3.
3779 (ftree-vectorize): Add that the flag is turned on with -O3.
3781 2008-03-20 Ben Elliston <bje@au.ibm.com>
3783 * regmove.c (try_auto_increment): Fix spelling error in comment.
3784 * final.c (final_scan_insn): Likewise.
3786 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
3789 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
3790 allocator preferences for "y" and "r" class registers.
3791 ("*mov<mode>_internal"): Ditto.
3792 ("*movv2sf_internal_rex64"): Ditto.
3793 ("*movv2sf_internal"): Ditto.
3795 2008-03-19 Michael Matz <matz@suse.de>
3798 * calls.c (expand_call): Check overlap of arguments with call
3799 address for sibcalls.
3801 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3804 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3805 of the underlying type of a MS bitfield layout to the natural
3806 alignment of the type.
3808 2008-03-19 Jan Hubicka <jh@suse.cz>
3811 * toplev.c (decode_d_option): Handle all CPP flags.
3812 * tree-vrp.c: Update tree_pass descriptors.
3813 * regrename.c: Update tree_pass descriptors.
3814 * fwprop.c: Update tree_pass descriptors.
3815 * doc/invoke.texi: Remove documentation of dropped -d? flags.
3816 * tree-into-ssa.c: Update tree_pass descriptors.
3817 * tree-dump.c: Update tree_pass descriptors.
3818 * tree-complex.c: Update tree_pass descriptors.
3819 * tree-dump.h: Update tree_pass descriptors.
3820 * see.c: Update tree_pass descriptors.
3821 * cgraphbuild.c: Update tree_pass descriptors.
3822 * tracer.c: Update tree_pass descriptors.
3823 * tree-loop-distribution.c: Update tree_pass descriptors.
3824 * cgraph.c: Update tree_pass descriptors.
3825 * postreload-gcse.c: Update tree_pass descriptors.
3826 * postreload.c: Update tree_pass descriptors.
3827 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
3828 * tree-tailcall.c: Update tree_pass descriptors.
3829 * tree-pass.h (tree_opt_pass): Rename to ...
3830 (opt_pass) ... this one; add "type" field and remove letter field.
3831 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
3832 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
3833 all_lowering_passes): Update declaration.
3834 * ipa-cp.c: Update tree_pass descriptors.
3835 * final.c: Update tree_pass descriptors.
3836 * omp-low.c: Update tree_pass descriptors.
3837 * tree-ssa-dse.c: Update tree_pass descriptors.
3838 * ipa-reference.c: Update tree_pass descriptors.
3839 * tree-ssa-uncprop.c: Update tree_pass descriptors.
3840 * auto-inc-dec.c: Update tree_pass descriptors.
3841 * reorg.c: Update tree_pass descriptors.
3842 * cgraphunit.c: Update tree_pass descriptors.
3843 * tree-ssa-copyrename.c: Update tree_pass descriptors.
3844 * tree-ssa-ccp.c: Update tree_pass descriptors.
3845 * df-core.c: Update tree_pass descriptors.
3846 * mode-switching.c: Update tree_pass descriptors.
3847 * tree-nomudflap.c: Update tree_pass descriptors.
3848 * modulo-sched.c: Update tree_pass descriptors.
3849 * ipa-pure-const.c: Update tree_pass descriptors.
3850 * cse.c: Update tree_pass descriptors.
3851 * web.c: Update tree_pass descriptors.
3852 * tree-stdarg.c: Update tree_pass descriptors.
3853 * tree-ssa-math-opts.c: Update tree_pass descriptors.
3854 * tree-ssa-dom.c: Update tree_pass descriptors.
3855 * tree-nrv.c: Update tree_pass descriptors.
3856 * tree-ssa-alias.c: Update tree_pass descriptors.
3857 * loop-init.c: Update tree_pass descriptors.
3858 * gimple-low.c: Update tree_pass descriptors.
3859 * ipa-inline.c: Update tree_pass descriptors.
3860 * tree-ssa-sink.c: Update tree_pass descriptors.
3861 * global.c: Update tree_pass descriptors.
3862 * ifcvt.c: Update tree_pass descriptors.
3863 * jump.c: Update tree_pass descriptors.
3864 * predict.c: Update tree_pass descriptors.
3865 * tree-ssa-loop.c: Update tree_pass descriptors.
3866 * recog.c: Update tree_pass descriptors.
3867 * dse.c: Update tree_pass descriptors.
3868 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
3869 * tree-eh.c: Update tree_pass descriptors.
3870 * regmove.c: Update tree_pass descriptors.
3872 * function.c: Update tree_pass descriptors.
3873 * tree-vectorizer.c: Update tree_pass descriptors.
3874 * gcse.c: Update tree_pass descriptors.
3875 * ipa-type-escape.c: Update tree_pass descriptors.
3876 * tree-if-conv.c: Update tree_pass descriptors.
3877 * init-regs.c: Update tree_pass descriptors.
3878 * ipa.c: Update tree_pass descriptors.
3879 * tree-ssa-phiopt.c: Update tree_pass descriptors.
3880 * rtl-factoring.c: Update tree_pass descriptors.
3881 * lower-subreg.c: Update tree_pass descriptors.
3882 * bt-load.c: Update tree_pass descriptors.
3883 * tree-dfa.c: Update tree_pass descriptors.
3884 * except.c: Update tree_pass descriptors.
3885 * emit-rtl.c: Update tree_pass descriptors.
3886 * cfgexpand.c: Update tree_pass descriptors.
3887 * tree-cfgcleanup.c: Update tree_pass descriptors.
3888 * cfgcleanup.c: Update tree_pass descriptors.
3889 * tree-ssa-pre.c: Update tree_pass descriptors.
3890 * tree-sra.c: Update tree_pass descriptors.
3891 * tree-mudflap.c: Update tree_pass descriptors.
3892 * tree-ssa-copy.c: Update tree_pass descriptors.
3893 * cfglayout.c: Update tree_pass descriptors.
3894 * tree-ssa-forwprop.c: Update tree_pass descriptors.
3895 * tree-ssa-dce.c: Update tree_pass descriptors.
3896 * tree-ssa.c: Update tree_pass descriptors.
3897 * regclass.c: Update tree_pass descriptors.
3898 * integrate.c: Update tree_pass descriptors.
3899 * tree-optimize.c: Update tree_pass descriptors.
3900 * tree-ssa-phiprop.c: Update tree_pass descriptors.
3901 * tree-object-size.c: Update tree_pass descriptors.
3902 * combine.c: Update tree_pass descriptors.
3903 * tree-outof-ssa.c: Update tree_pass descriptors.
3904 * bb-reorder.c: Update tree_pass descriptors.
3905 * stack-ptr-mod.c: Update tree_pass descriptors.
3906 * var-tracking.c: Update tree_pass descriptors.
3907 * tree-profile.c: Update tree_pass descriptors.
3908 * tree-vect-generic.c: Update tree_pass descriptors.
3909 * reg-stack.c: Update tree_pass descriptors.
3910 * sched-rgn.c: Update tree_pass descriptors.
3911 * tree-ssa-structalias.c: Update tree_pass descriptors.
3912 * tree-cfg.c: Update tree_pass descriptors.
3913 * passes.c (current_pass): Update declaration.
3914 (finish_optimization_passes): Update.
3915 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
3916 (register_one_dump_file, register_dump_files_1, next_pass_1):
3918 (init_optimization_passes): Update handling of new types.
3919 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
3920 * ipa-struct-reorg.c: Update tree_pass descriptors.
3921 * tree-ssa-reassoc.c: Update tree_pass descriptors.
3922 * combine-stack-adj.c: Update tree_pass descriptors.
3923 * cfgrtl.c: Update tree_pass descriptors.
3924 * dce.c: Update tree_pass descriptors.
3925 * tree-ssanames.c: Update tree_pass descriptors.
3927 2008-03-19 Richard Guenther <rguenther@suse.de>
3930 * tree-ssa.c (walk_data): New structure.
3931 (warn_uninitialized_var): If not always_executed warn with "maybe"
3933 (execute_early_warn_uninitialized): Compute post-dominators.
3934 Initialize always_executed before processing each basic block.
3936 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
3939 * config/i386/i386.c (x86_this_parameter): Calculate correct location
3940 of "this" pointer when "regparm = N" or "fastcall" is in effect.
3942 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3944 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
3946 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
3948 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
3950 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
3951 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
3952 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
3953 target after ignore has been set, and move there also the commputation
3954 of subtarget and original_target.
3955 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
3956 (LANG_HOOKS_INITIALIZER): Remove it.
3957 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
3959 2008-03-18 Richard Guenther <rguenther@suse.de>
3961 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
3962 found an expression with constants, note that in the VN for the lhs.
3963 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
3964 fold them to constants if possible. Run cleanup_cfg if done so.
3965 (execute_pre): Return todo.
3967 (execute_fre): Likewise.
3968 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
3970 (get_prop_source_stmt): Look through pointer conversions.
3972 2008-03-18 Jan Hubicka <jh@suse.cz>
3974 * tree-pretty-print.c: Include predict.h.
3975 (dump_generic_node): Dump predictor.
3976 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
3977 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
3978 * gimple-low.c (lower_stmt): Likewise.
3979 * expr.c (expand_expr_real): Likewise.
3980 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
3982 (build_predict_expr, build_predict_expr): New.
3983 * predict.h (predictor_name, build_predict_expr): Update.
3984 * c-typeck.c (c_finish_bc_stmt): Add prediction.
3985 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
3986 * predict.def (PRED_CONTINUE): Update hitrate.
3987 * tree.def (PREDICT_EXPR): Define.
3988 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
3989 do not handle BIND_EXPR.
3990 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
3991 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
3992 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
3995 2008-03-18 Michael Matz <matz@suse.de>
3997 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
3999 2008-03-18 Richard Guenther <rguenther@suse.de>
4001 * tree-gimple.h (is_gimple_invariant_address): Declare.
4002 (is_gimple_constant): Likewise.
4003 * tree-gimple.c (is_gimple_constant): New function.
4004 (is_gimple_invariant_address): Likewise.
4005 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
4006 and is_gimple_invariant_address.
4007 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
4009 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
4010 an addressable base.
4012 2008-03-18 Jakub Jelinek <jakub@redhat.com>
4015 * gimplify.c (gimplify_expr): Gimplify second operand of
4018 2008-03-17 Richard Guenther <rguenther@suse.de>
4020 PR tree-optimization/19637
4021 * fold-const.c (fold_unary): Remove restrictions of removing
4022 intermediate pointer-conversions (P2)(P1)P0.
4023 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
4024 conversion to void pointer.
4025 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
4027 2008-03-16 James E. Wilson <wilson@tuliptree.org>
4030 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
4031 emulated thread local variables.
4033 2008-03-16 Richard Guenther <rguenther@suse.de>
4036 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
4037 expand TREE_INVARIANT operations that are not gimple invariant.
4039 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
4041 * doc/extend.texi (Alignment): Say that the ABI controls
4042 the __alignof__ for non-strict-alignment targets rather
4043 than being a recommendation.
4045 2008-03-15 Paul Brook <paul@codesourcery.com>
4047 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
4049 (arm_output_fn_unwind): Mark functions that can not be unwound.
4051 2008-03-15 Paul Brook <paul@codesourcery.com>
4053 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
4054 extension instructions.
4056 2008-03-15 Richard Guenther <rguenther@suse.de>
4058 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
4059 and fold constant aggregate refs.
4060 (fold_const_aggregate_ref): Handle string constants
4061 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
4062 (evaluate_stmt): Simplify now that ccp_fold folds constant
4065 2008-03-15 Paul Brook <paul@codesourcery.com>
4067 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
4068 (extzv): Use gen_extzv_t2.
4069 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
4071 2008-03-15 Richard Guenther <rguenther@suse.de>
4073 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
4074 (fold_const_aggregate_ref): Likewise.
4075 (get_value): Return NULL if we don't have any values.
4076 (ccp_finalize): Set const_val to NULL after freeing it.
4077 * tree-flow.h (get_symbol_constant_value): Declare.
4078 (fold_const_aggregate_ref): Likewise.
4079 * tree-ssa-sccvn.c (try_to_simplify): Use them.
4081 2008-03-15 Richard Guenther <rguenther@suse.de>
4084 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
4085 to not produce negative array indices if not allowed. Add
4086 parameter to indicate that.
4087 (maybe_fold_offset_to_component_ref): Allow negative array
4088 indices only for the first member of a structure.
4089 (maybe_fold_offset_to_reference): Allow negative array indices.
4090 (maybe_fold_stmt_addition): Likewise.
4092 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
4093 Anatoly Sokolov <aesok@post.ru>
4095 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
4096 (avr_arch): Add ARCH_AVR6.
4097 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
4098 (initial_elimination_offset): Initialize and use 'avr_pc_size'
4099 instead of fixed value 2.
4100 (print_operand_address): Use gs() asm specifier instead of pm().
4101 (avr_assemble_integer): (Ditto.).
4102 (avr_output_addr_vec_elt): (Ditto.).
4103 (print_operand): Handle "!" code.
4104 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
4105 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
4106 (AVR_HAVE_EIJMP_EICALL): Define.
4107 (AVR_3_BYTE_PC): Redefine.
4108 (AVR_2_BYTE_PC): (Ditto.).
4109 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
4110 (LINK_SPEC): Add atmega2560 and atmega2561.
4111 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
4113 * config/avr/avr.md (call_insn): Use eicall instead of icall
4114 for 3 byte PC devices.
4115 (call_value_insn): (Ditto.).
4116 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
4117 (indirect_jump): Use only for for 2 byte PC devices.
4118 (*tablejump): (Ditto.).
4119 (*indirect_jump_avr6): Add insn.
4120 (*tablejump_rjmp): Don't use for 3 byte PC devices.
4121 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
4122 instead of ijmp for 3 byte PC devices.
4123 (__tablejump2__): (Ditto.).
4124 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
4125 (MULITLIB_DIRNAMES): (Ditto.).
4126 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
4128 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
4130 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
4131 "sse2_umulsidi3". Use V1DI mode for operand 0.
4132 ("mmx_psadbw"): Use V1DI mode for operand 0.
4133 * config/i386/i386-modes.def (V1SI): New vector mode.
4134 * config/i386/i386.c (struct builtin_description)
4135 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
4136 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
4137 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
4138 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
4139 v1di_ftype_v8qi_v8qi type.
4140 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
4142 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
4143 __builtin_ia32_pmuludq]: Fix the mode of return value.
4145 2008-03-15 Richard Guenther <rguenther@suse.de>
4148 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
4151 2008-03-14 Bob Wilson <bob.wilson@acm.org>
4153 * doc/invoke.texi (Option Summary, Xtensa Options): Document
4154 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
4155 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
4156 unless TARGET_SERIALIZE_VOLATILE is enabled.
4157 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
4158 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
4159 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
4161 2008-03-14 Richard Guenther <rguenther@suse.de>
4163 PR tree-optimization/34172
4164 * tree-flow.h (refs_may_alias_p): Declare.
4165 (get_single_def_stmt): Likewise.
4166 (get_single_def_stmt_from_phi): Likewise.
4167 (get_single_def_stmt_with_phi): Likewise.
4168 * tree-dfa.c (refs_may_alias_p): New function.
4169 (get_single_def_stmt): Likewise.
4170 (get_single_def_stmt_from_phi): Likewise.
4171 (get_single_def_stmt_with_phi): Likewise.
4172 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
4173 (vn_reference_lookup_1): New helper function.
4174 (vn_reference_lookup): Walk the virtual use-def chain to
4175 continue searching for a match if the def does not alias the
4176 reference we are looking for.
4178 2008-03-14 David Edelsohn <edelsohn@gnu.org>
4180 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
4181 archive and Perzl. Update The Written Word listing.
4183 2008-03-14 Richard Guenther <rguenther@suse.de>
4185 PR tree-optimization/34043
4186 PR tree-optimization/33989
4187 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
4189 (bitmap_find_leader): Use extra argument to verify dominance
4190 relationship inside a basic-block.
4191 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
4192 (find_leader_in_sets): Adjust.
4193 (create_component_ref_by_pieces): Take extra argument for
4194 dominance check, handle lookup failures.
4195 (find_or_generate_expression): Likewise.
4196 (create_expression_by_pieces): Likewise.
4197 (insert_into_preds_of_block): Adjust.
4198 (create_value_expr_from): If asked for, verify all operands
4199 are in the blocks AVAIL_OUT set.
4200 (make_values_for_stmt): Check for SSA_NAMEs that are life
4201 over an abnormal edge.
4202 (compute_avail): Remove such check.
4203 (do_SCCVN_insertion): New function.
4204 (eliminate): If we do not find a leader suitable for replacement
4205 insert a replacement expression from SCCVN if available.
4206 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
4207 (struct vn_ssa_aux): Add needs_insertion flag.
4208 * tree-ssa-sccvn.c (may_insert): New global flag.
4209 (copy_reference_ops_from_ref): Value-number union member access
4210 based on its size, not type and member if insertion is allowed.
4211 (visit_reference_op_load): For a weak match from union type
4212 punning lookup a view-converted value and insert a SSA_NAME
4213 for that value if that is not found.
4214 (visit_use): Make dumps shorter. Do not disallow value numbering
4215 SSA_NAMEs that are life over an abnormal edge to constants.
4216 (free_scc_vn): Release inserted SSA_NAMEs.
4217 (run_scc_vn): New flag to specify whether insertion is allowed.
4218 Process SSA_NAMEs in forward order.
4219 * tree-ssa-loop-im.c (for_each_index): Handle invariant
4220 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
4221 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
4222 pointer type to/from integral types that do not change the
4223 precision to regular conversions.
4225 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
4227 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4228 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4229 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
4230 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
4231 input arguments and the mode of return value. Built-in functions
4232 that operate on whole 64-bit MMX register now use V1DI mode.
4234 2008-03-13 Alon Dayan <alond@il.ibm.com>
4235 Olga Golovanevsky <olga@il.ibm.com>
4237 PR tree-optimization/35041
4238 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
4239 to locate the right position in a statement.
4241 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
4245 * config/i386/xmmintrin.h: Change all static inline functions to
4246 extern inline and add __gnu_inline__ attribute.
4247 * config/i386/bmintrin.h: Ditto.
4248 * config/i386/smmintrin.h: Ditto.
4249 * config/i386/tmmintrin.h: Ditto.
4250 * config/i386/mmintrin-common.h: Ditto.
4251 * config/i386/ammintrin.h: Ditto.
4252 * config/i386/emmintrin.h: Ditto.
4253 * config/i386/pmmintrin.h: Ditto.
4254 * config/i386/mmintrin.h: Ditto.
4255 * config/i386/mm3dnow.h: Ditto.
4257 2008-03-13 Jakub Jelinek <jakub@redhat.com>
4260 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
4261 (lower_omp_2): New function.
4262 (lower_omp_1, lower_omp): Rewritten.
4264 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
4267 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
4268 with the phrase "Microsoft Windows compilers".
4269 (Push/Pop Macro Pragmas): New subsection. Document
4270 #pragma push_macro and pragma pop_macro.
4272 2008-03-12 Paul Brook <paul@codesourcery.com>
4274 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
4276 2008-03-12 Paul Brook <paul@codesourcery.com>
4278 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
4279 (thumb2_alusi3_short): Exclude PLUS and MINUS.
4280 (thumb2_addsi_shortim): Rename ...
4281 (thumb2_addsi_short): ... to this. Allow register operands.
4282 (thumb2_subsi_short): New pattern.
4283 (thumb2_one_cmplsi2_short,
4284 thumb2_negsi2_short): New patterns and peepholes.
4286 2008-03-12 Paul Brook <paul@codesourcery.com>
4288 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
4290 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
4292 * config/i386/i386.md (int_cond): New code iterator.
4294 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
4295 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
4296 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
4297 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
4298 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
4299 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
4300 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
4301 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
4303 2008-03-12 Paul Brook <paul@codesourcery.com>
4305 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
4306 instead of {arm,thumb}_compute_save_reg_mask.
4307 (output_return_instruction): Ditto.
4308 (thumb_unexpanded_epilogue): Ditto.
4309 (thumb1_expand_prologue): Ditto.
4310 (thumb1_output_function_prologue): Ditto.
4311 (arm_set_return_address): Ditto.
4312 (thumb_set_return_address): Ditto.
4313 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
4314 regs to achieve stack alignment.
4315 (thumb1_compute_save_reg_mask): Fix compiler warning.
4316 (arm_output_epilogue): Use offsets->saved_regs_mask.
4317 Adjust stack pointer by poping call clobered registers.
4318 (arm_expand_prologue): Use offsets->saved_regs_mask.
4319 Adjust stack pointer by pushing extra registers.
4320 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
4322 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
4325 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
4326 conversion to the operands of a multiplication.
4328 2008-03-12 Richard Guenther <rguenther@suse.de>
4330 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
4331 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
4332 * timevar.def (TV_TREE_PHIPROP): Add.
4333 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
4334 pass description. Use TV_TREE_PHIPROP.
4335 * tree-ssa-forwprop.c: Remove phiprop code.
4337 2008-03-12 Jakub Jelinek <jakub@redhat.com>
4340 * omp-low.c (maybe_lookup_decl): Constify first argument.
4341 (use_pointer_for_field): Change last argument from bool to
4342 omp_context *. Disallow shared copy-in/out in nested
4343 parallel if decl is shared in outer parallel too.
4344 (build_outer_var_ref, scan_sharing_clauses,
4345 lower_rec_input_clauses, lower_copyprivate_clauses,
4346 lower_send_clauses, lower_send_shared_vars): Adjust callers.
4348 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
4349 Ira Rosen <irar@il.ibm.com>
4351 * tree-vectorizer.c (free_stmt_vec_info): New function.
4352 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
4353 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
4354 * tree-vectorizer.h (free_stmt_vec_info): Declare.
4355 * tree-vect-transform.c (vectorizable_conversion): Free
4356 vec_oprnds0 if it was allocated.
4357 (vect_permute_store_chain): Remove unused VECs.
4358 (vectorizable_store): Free VECs that are allocated in the..
4360 (vect_transform_strided_load, vectorizable_load): Likewise.
4361 (vect_remove_stores): Simplify the code.
4362 (vect_transform_loop): Move code to vect_remove_stores().
4363 Call vect_remove_stores() and free_stmt_vec_info().
4365 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4367 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
4368 TARGET_HPUX. Revise comment.
4369 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
4370 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
4371 Use sr4 variant of `be' instruction when not generating PIC code.
4372 (attr_length_call): Adjust for above change.
4374 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
4376 * ipa-reference.c (static_execute): Remove module_statics_const and
4377 associated setting code.
4379 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
4382 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
4383 predicate for operand 1.
4384 (paritysi2_cmp): Use register_operand predicate for operand 2.
4385 Use earlyclobber modifier for operand 1. Remove support for
4387 (paritydi2_cmp): Use register_operand predicate for operand 3.
4388 Use earlyclobber modifier for operand 1. Remove support for
4391 2008-03-11 Paul Brook <paul@codesourcery.com>
4392 Vladimir Prus <vladimir@codesourcery.com>
4394 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
4395 (arm_compute_save_reg0_reg12_mask): Always
4396 check if register 11 must be saved. Always safe hard frame pointer
4397 when frame_pointer_needeed.
4398 (arm_compute_save_reg_mask): Save IP and PC
4399 only with apcs frames.
4400 (arm_output_epilogue): Adjust Thumb2 codepath to
4401 be also invoked and work for ARM non-apcs frames.
4402 (arm_expand_prologue): Don't bother saving IP
4403 for non-apcs frame, since it's not clobbered by
4404 prologue code. Implement non-apcs frame
4407 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
4409 PR rtl-optimization/35281
4410 * expr.c (convert_move): Use a new pseudo for the intermediate
4411 from_mode->word_mode result.
4413 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
4415 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
4416 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
4417 * toplev.c (compile_file): Don't call it.
4419 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
4422 * expr.c (store_expr): Call emit_block_move if the mode
4423 of "temp" RTX is BLKmode.
4425 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
4426 Richard Guenther <rguenther@suse.de>
4428 PR tree-optimization/31358
4429 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
4430 the step with a NULL_TREE.
4431 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
4432 to sizetype if type is a pointer type.
4433 (add_candidate_1): Don't convert the base and step to
4434 the generic type if the orginal type is a pointer type.
4435 (add_iv_value_candidates): Use sizetype for the step
4436 if type is a pointer type.
4437 (cand_value_at): Likewise.
4438 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
4440 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
4441 Don't convert the tem affine to the type.
4442 (add_elt_to_tree): Use sizetype for the step if a pointer.
4443 Use POINTER_PLUS_EXPR for pointers.
4444 (aff_combination_to_tree): Use sizetype for the step if a
4447 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
4449 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
4450 Remove commutativity hint.
4452 2008-03-10 Jakub Jelinek <jakub@redhat.com>
4456 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
4457 errorneous type. Check that v is a VAR_DECL.
4460 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
4462 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
4464 PR tree-optimization/35494
4465 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
4466 may be overriden at link and run time.
4468 2008-03-10 Richard Guenther <rguenther@suse.de>
4470 PR tree-optimization/34677
4471 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
4472 (poolify_tree): Likewise.
4473 (modify_expr_template): Likewise.
4474 (poolify_modify_stmt): Likewise.
4475 (insert_fake_stores): Handle all component-ref style stores
4476 in addition to INDIRECT_REF. Also handle complex types.
4477 Do not poolify the inserted load.
4478 (realify_fake_stores): Do not rebuild the tree but only
4479 make it a SSA_NAME copy.
4480 (init_pre): Remove initialzation of modify_expr_template.
4481 Do not allocate modify_expr_node_pool.
4482 (fini_pre): Do not free modify_expr_node_pool.
4484 2008-03-10 Paul Brook <paul@codesourcery.com>
4486 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
4489 2008-03-10 Paul Brook <paul@codesourcery.com>
4490 Mark Shinwell <shinwell@codesourcery.com>
4492 * config/arm/cortex-r4.md: New.
4493 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
4495 * config/arm/arm.md: Include cortex-r4.md.
4496 (insn): Add smmls, sdiv and udiv values.
4497 (generic_sched): Don't use generic scheduling for Cortex-R4.
4498 (arm_issue_rate): New function.
4499 (TARGET_SCHED_ISSUE_RATE): Define.
4501 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
4503 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
4505 2008-03-10 Richard Guenther <rguenther@suse.de>
4507 * tree-ssa-pre.c (get_sccvn_value): Simplify.
4508 (compute_avail): Do not add stmt uses to AVAIL_OUT.
4510 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
4512 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
4513 Set default to true.
4515 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4517 * c.opt (Wsynth): Deprecate.
4518 * doc/invoke.texi (Option Summary, Warning Options): Document
4519 -Wno-format-contains-nul.
4521 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
4524 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
4525 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
4527 2008-03-09 Ira Rosen <irar@il.ibm.com>
4529 * config/rs6000/rs6000.c (builtin_description): Rename vector
4530 left shift operations.
4531 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
4532 (altivec_vsl<VI_char>): Rename to ...
4533 (ashl<mode>3): ... new name.
4534 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
4536 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
4538 2008-03-08 Richard Guenther <rguenther@suse.de>
4540 * coverage.h (tree_coverage_counter_addr): Declare.
4541 * coverage.c (tree_coverage_counter_addr): New function.
4542 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
4544 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
4545 (tree_gen_one_value_profiler): Likewise.
4546 (tree_gen_ic_profiler): Likewise.
4547 (tree_gen_average_profiler): Likewise.
4548 (tree_gen_ior_profiler): Likewise.
4550 2008-03-08 Richard Guenther <rguenther@suse.de>
4552 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
4553 (vn_binary_op_insert): Likewise.
4554 (vn_unary_op_lookup): Likewise.
4555 (vn_unary_op_insert): Likewise.
4556 (vn_nary_op_lookup): Declare.
4557 (vn_nary_op_insert): Likewise.
4558 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
4559 and binary hashes, use a single obstack for unary_op_pool
4561 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
4562 a single struct vn_nary_op_s. Store tree code length and
4563 a variable number of operands.
4564 (struct vn_reference_op_struct): Remove unused op2.
4565 (vn_reference_op_eq): Do not compare op2.
4566 (vn_reference_op_compute_hash): Do not compute hash of op2.
4567 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
4568 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
4569 with vn_nary_op_compute_hash.
4570 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
4571 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
4573 (vn_unary_op_insert, vn_binary_op_insert): Replace with
4575 (visit_unary_op): Call nary functions.
4576 (visit_binary_op): Likewise.
4577 (process_scc): Adjust for struct vn_tables_s changes.
4578 (allocate_vn_table): Likewise.
4579 (free_vn_table): Likewise.
4580 * tree-vn.c (vn_add): Call nary functions.
4581 (vn_lookup): Likewise.
4583 2008-03-08 Jakub Jelinek <jakub@redhat.com>
4586 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
4587 wdst back after sync_compare_and_swapqhi_internal.
4589 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
4592 * config/i386/i386-modes.def (V1DI): New vector mode.
4593 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
4594 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
4595 (MMXMODE248): Ditto.
4596 (MMXMODE): Add V1DI mode.
4597 (mmxvecsize): Change DI mode to V1DI mode.
4598 ("mov<mode>): Use MMXMODEI8 mode iterator.
4599 ("*mov<mode>_internal_rex64"): Ditto.
4600 ("*mov<mode>_internal"): Ditto.
4601 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
4602 ("mmx_sub<mode>3"): Ditto.
4603 ("mmx_adddi3"): Remove insn pattern.
4604 ("mmx_subdi3"): Ditto.
4605 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
4606 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
4607 ("mmx_ashl<mode>3"): Ditto.
4608 ("mmx_lshrdi3"): Remove insn pattern.
4609 ("mmx_ashldi3"): Ditto.
4610 * config/i386/i386.c (classify_argument): Handle V1DImode.
4611 (function_arg_advance_32): Ditto.
4612 (function_arg_32): Ditto.
4613 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
4614 mmx_addv1di3 insn pattern.
4615 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
4616 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
4617 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
4618 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
4619 Remove definitions of built-in functions.
4620 (V1DI_type_node): New node.
4621 (v1di_ftype_v1di_int): Ditto.
4622 (v1di_ftype_v1di_v1di): Ditto.
4623 (v2si_ftype_v2si_si): Ditto.
4624 (v4hi_ftype_v4hi_di): Remove node.
4625 (v2si_ftype_v2si_di): Ditto.
4626 (ix86_init_mmx_sse_builtins): Handle V1DImode.
4627 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
4628 Redefine builtins using def_builtin_const with *_ftype_*_int node.
4629 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
4630 Add new builtins using def_builtin_const.
4631 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
4632 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
4633 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
4634 * config/i386/mmintrin.h (__v1di): New typedef.
4635 (_mm_add_si64): Cast arguments to __v1di type.
4636 (_mm_sub_si64): Ditto.
4637 (_mm_sll_pi16): Cast __count to __v4hi type.
4638 (_mm_sll_pi32): Cast __count to __v2si type.
4639 (_mm_sll_si64): Cast arguments to __v1di type.
4640 (_mm_srl_pi16): Cast __count to __v4hi type.
4641 (_mm_srl_pi32): Cast __count to __v2si type.
4642 (_mm_srl_si64): Cast arguments to __v1di type.
4643 (_mm_sra_pi16): Cast __count to __v4hi type.
4644 (_mm_sra_pi32): Cast __count to __v2si type.
4645 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
4646 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
4647 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
4648 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
4649 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
4650 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
4651 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
4652 (_mm_srai_pi32): Use __builtin_ia32_psradi.
4653 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
4654 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4655 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4656 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
4658 2008-03-07 Joseph Myers <joseph@codesourcery.com>
4660 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
4662 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
4665 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
4666 reg+const addressing for Altivec modes. Don't generate reg+reg
4667 addressing for TFmode or TDmode quantities.
4669 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
4671 * c-common.c (vector_types_convertible_p): Call langhook
4672 instead of comptypes.
4674 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4677 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
4678 integral and scalar float variables which have a
4681 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
4683 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
4684 dwarf_register_span hook when emitting unwind information for
4685 register-to-memory saves.
4686 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
4687 (rs6000_frame_related): Remove call to spe_synthesize_frame.
4689 2008-03-06 Jakub Jelinek <jakub@redhat.com>
4691 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
4692 for the same VAR_DECL.
4694 2008-03-06 Tom Tromey <tromey@redhat.com>
4697 * doc/standards.texi (Standards): Don't mention treelang.
4698 * doc/invoke.texi (Overall Options): Don't mention treelang.
4699 * doc/install.texi (Prerequisites): Don't mention bison or
4701 (Configuration): Don't mention treelang.
4702 (Building): Likewise.
4703 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
4705 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
4707 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
4708 word-extractions out of a multi-word object.
4710 2008-03-06 Richard Guenther <rguenther@suse.de>
4712 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
4713 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
4714 result type and precision.
4715 * expr.c (get_inner_reference): Set unsignedp based on the result
4716 type of BIT_FIELD_REF.
4717 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
4718 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
4719 (try_instantiate_multiple_fields): Likewise. Use the correct type
4721 (sra_build_assignment): Likewise.
4722 (sra_build_elt_assignment): Likewise.
4723 (sra_explode_bitfield_assignment): Likewise.
4724 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
4725 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
4726 set BIT_FIELD_REF_UNSIGNED.
4727 (vectorizable_load): Likewise.
4729 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
4731 * cse.c (cse_extended_basic_block): Invalidate artificial defs
4734 2008-03-06 Richard Guenther <rguenther@suse.de>
4736 * alias.c (struct alias_set_entry): Move has_zero_child field
4737 to pack with alias_set.
4739 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4741 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4744 2008-03-05 Ian Lance Taylor <iant@google.com>
4746 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
4748 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4750 * fwprop.c (update_df): Support width and offset parameters of
4752 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
4753 global_conflicts): Change DF_REF_EXTRACT to either
4754 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4755 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4756 * df-scan.c (df_ref_record, df_defs_record,
4757 df_ref_create_structure, df_def_record_1, df_uses_record,
4758 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
4759 df_bb_refs_collect, df_entry_block_defs_collect,
4760 df_exit_block_uses_collect): Support new width and offset fields.
4761 (ref_extract_pool): New storage pool.
4762 (df_free_ref): New function.
4763 (df_reg_chain_unlink, df_free_collection_rec,
4764 df_sort_and_compress_refs): Call df_free_ref.
4765 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
4767 (df_ref_create_structure): Allocate df_ref_extract if offset and
4768 width fields are used.
4769 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
4770 (df_uses_record): Get offset and width from ZERO_EXTRACT
4772 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
4773 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4774 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4775 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
4776 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4777 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4778 (df_ref_extract): New structure.
4779 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
4780 (df_ref_create): Add width and offset parameters.
4782 2008-03-05 Richard Guenther <rguenther@suse.de>
4784 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4785 Use ranges_overlap_p.
4786 (offset_overlaps_with_access): Rename
4787 to ranges_overlap_p and move ...
4788 * tree-flow-inline.h (ranges_overlap_p): ... here.
4790 * tree.h (get_inner_reference, handled_component_p): Update
4793 * tree.h (record_component_aliases, get_alias_set,
4794 alias_sets_conflict_p, alias_sets_must_conflict_p,
4795 objects_must_conflict_p): Move declarations ...
4796 * alias.h (record_component_aliases, get_alias_set,
4797 alias_sets_conflict_p, alias_sets_must_conflict_p,
4798 objects_must_conflict_p): ... here.
4799 Include coretypes.h.
4800 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
4802 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
4804 * cfg.c: Include tree-flow.h.
4805 (remove_edge_raw): Call redirect_edge_var_map_clear.
4806 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
4807 * tree-flow-inline.h (redirect_edge_var_map_def): New.
4808 (redirect_edge_var_map_result): New.
4809 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
4810 PENDING_STMT use with redirect_edge_var_map_*.
4811 * tree-ssa.c (edge_var_maps): New definition.
4812 (redirect_edge_var_map_add): New.
4813 (redirect_edge_var_map_clear): New.
4814 (redirect_edge_var_map_dup): New.
4815 (redirect_edge_var_map_vector): New.
4816 (redirect_edge_var_map_destroy): New.
4817 (ssa_redirect_edge): Replace PENDING_STMT use with
4818 redirect_edge_var_map_*.
4819 (flush_pending_stmts): Same.
4820 (delete_tree_ssa): Destroy edge var map.
4821 * tree-flow.h (struct _edge_var_map): New.
4822 Define edge_var_map vector type.
4823 Declare redirect_edge_var_map_* prototypes.
4824 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
4825 * tree-cfg.c (reinstall_phi_args): Replace
4826 PENDING_STMT use with redirect_edge_var_map_*.
4828 2008-03-05 Richard Guenther <rguenther@suse.de>
4830 PR tree-optimization/35472
4831 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
4832 whose single use_stmt has a overlapping set of loaded and
4833 stored symbols as that use_stmt might be a noop assignment then.
4835 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
4837 * gthr-rtems.h: Implement __gthread_mutex_destroy.
4839 2008-03-05 Richard Guenther <rguenther@suse.de>
4842 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
4843 should be constants.
4844 * tree-cfg.c (verify_expr): Verify it.
4845 * fold-const.c (fold_truthop): Remove code generating
4846 BIT_FIELD_REFs of structure bases.
4847 (fold_binary): Likewise.
4848 (fold_ternary): Position and size of BIT_FIELD_REFs are
4849 always host integers.
4850 (make_bit_field_ref): Remove.
4851 (optimize_bit_field_compare): Remove.
4852 (all_ones_mask_p): Remove.
4854 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
4857 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
4858 (split_block_and_df_analyze): New. Split basic block and rebuild
4860 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
4862 (split_pattern_seq): Likewise.
4863 (erase_matching_seqs): Likewise.
4864 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
4866 2008-03-04 Geoff Keating <geoffk@apple.com>
4868 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
4869 declaration and code.
4870 (tree_invalid_nonnegative_warnv_p): Likewise.
4872 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4874 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
4875 examples. Truncate option-names then causing overfull hbox.
4877 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4880 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
4882 * configure: Rebuilt.
4884 2008-03-04 Rafael Espindola <espindola@google.com>
4886 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
4887 (tree_unary_nonnegative_warnv_p): New.
4888 (tree_binary_nonnegative_warnv_p): New.
4889 (tree_single_nonnegative_warnv_p): New.
4890 (tree_invalid_nonnegative_warnv_p): New.
4891 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
4893 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4896 * opts.c (handle_option): Postpone 'unknown option' errors only for
4899 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
4902 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
4905 2008-03-04 Rafael Espindola <espindola@google.com>
4907 * fold-const.c (tree_unary_nonzero_warnv_p): New.
4908 (tree_binary_nonzero_warnv_p): New.
4909 (tree_single_nonzero_warnv_p): New.
4910 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
4912 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
4915 * fold-const.c (fold_cond_expr_with_comparison): Prevent
4916 transformations for modes that have signed zeros.
4917 * ifcvt.c (noce_try_abs): Ditto.
4919 2008-03-04 Joseph Myers <joseph@codesourcery.com>
4921 * config/i386/i386.c (override_options): Force
4922 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
4924 2008-03-04 Jan Hubicka <jh@suse.cz>
4927 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
4930 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4932 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
4933 label to probe the stack.
4935 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4937 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
4938 (__gthr_win32_mutex_destroy): Declare.
4939 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
4940 __gthr_win32_mutex_destroy.
4941 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
4943 2008-03-03 Jan Hubicka <jh@suse.cz>
4946 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
4947 aggressive on inlining cold calls.
4949 2008-03-03 Richard Guenther <rguenther@suse.de>
4951 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
4952 struct copies into the expression table.
4953 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
4954 (try_to_simplify): Likewise.
4955 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
4956 integral and pointer arguments which do not change the
4957 precision to NOP_EXPRs.
4958 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
4959 VIEW_CONVERT_EXPR case.
4961 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
4963 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
4964 defined in a loop at depth 0 is invariant.
4965 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4966 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
4967 be called at loop depth 0.
4969 2008-03-02 Jakub Jelinek <jakub@redhat.com>
4972 * gcc.c (process_command): Update copyright notice dates.
4973 * gcov.c (print_version): Likewise.
4974 * gcov-dump.c (print_version): Likewise.
4975 * mips-tfile.c (main): Likewise.
4976 * mips-tdump.c (main): Likewise.
4978 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4981 * c-common.c (flag_permissive): Delete.
4982 (constant_expression_warnings): Check flags first.
4983 (constant_expression_error): New.
4984 * c-common.h (flag_permissive): Delete.
4985 (constant_expression_error): Declare.
4986 * flags.h (flag_permissive): Declare. Update description.
4987 * diagnostic.c (pedwarn): Update.
4989 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
4990 (permissive_error_kind): New.
4991 * toplev.c (flag_permissive): Define. Update description.
4992 * toplev.h (permissive_error_kind): Declare.
4993 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
4994 (pedwarn_c90): Use pedantic_warning_kind.
4995 * c-opts.c (c_common_post_options): flag_permissive does not affect
4996 flag_pedantic_errors.
4998 2008-03-02 Joseph Myers <joseph@codesourcery.com>
5000 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
5001 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
5002 __absvsi2, __absvDI2): Use unsigned arithmetic.
5004 2008-03-02 Andi Kleen <ak@suse.de>
5005 Richard Guenther <rguenther@suse.de>
5007 * struct-equiv.c: Remove file.
5008 * cfg_cleanup.c (condjump_equiv_p): Remove.
5009 * Makefile.in (OBJS-common): Remove struct-equiv.o.
5010 (struct-equiv.o): Remove rule.
5011 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
5012 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
5013 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
5015 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5017 * ifcvt.c (noce_process_if_block): Try to handle only the then
5018 block if the else block exists but isn't suitable.
5020 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
5023 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
5024 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
5025 regression from previous patch.
5027 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
5030 * gthr.h: Add __gthread_mutex_destroy as a function that must be
5032 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
5033 * gthr-single.h (__gthread_mutex_destroy): Likewise.
5034 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
5035 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
5036 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
5037 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
5038 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
5039 (__gthread_mutex_destroy_function): Rename to
5040 __gthread_mutex_destroy.
5041 * gthr-dce.h (__gthread_mutex_destroy): Call
5042 pthread_mutex_destroy.
5043 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
5044 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
5045 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
5047 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5049 * df-scan.c (df_ref_chain_change_bb): Simplify.
5050 (df_insn_change_bb): Add new_bb argument. Simplify. Call
5051 set_block_for_insn if there's any change.
5052 * df.h ((df_insn_change_bb): Fix prototype.
5053 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
5054 df_insn_change_bb, don't call set_block_for_insn.
5055 * emit-rtl.c (reorder_insns): Likewise.
5056 * haifa-sched.c (move_insn): Likewise.
5058 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5060 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
5062 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5064 * tree-flow-inline.h (next_readonly_imm_use): Return
5065 NULL_USE_OPERAND_P after the end.
5067 2008-03-01 Richard Guenther <rguenther@suse.de>
5069 PR tree-optimization/35411
5070 * tree-sra.c (sra_build_assignment): Split conversion to
5071 final type to a separate statement if we are not assigning
5074 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5076 * fold-const.c (fold_convertible_p): Correct the logic to follow
5077 that in fold_convert().
5079 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
5082 * tree-inline.c (build_duplicate_type): When we make a
5083 duplicate type, make it unique in the canonical types system.
5085 2008-02-29 Tom Tromey <tromey@redhat.com>
5087 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
5088 input_file_stack_history, input_file_stack_restored): Remove.
5089 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
5090 * input.h (struct file_stack): Remove.
5091 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
5092 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
5094 * diagnostic.h (struct diagnostic_context) <last_module>: Change
5096 (diagnostic_last_module_changed): Add 'map' argument.
5097 (diagnostic_set_last_function): Likewise.
5098 * diagnostic.c (undiagnostic_report_current_module): Iterate using
5099 line map, not input_file_stack.
5100 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
5102 2008-02-29 Paul Brook <paul@codesourcery.com>
5104 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
5106 2008-02-29 Paul Brook <paul@codesourcery.com>
5108 * config/arm/ieee754-df.S (muldf3): Use RET macros.
5110 2008-02-29 Richard Guenther <rguenther@suse.de>
5112 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
5114 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
5115 value for comparing for a store match.
5116 (simplify_unary_expression): Do nothing for SSA_NAMEs.
5117 (try_to_simplify): Do not do a full-blown reference lookup.
5119 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
5121 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
5122 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5124 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
5126 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
5128 * tree-loop-linear.c (try_interchange_loops): Compare memory access
5129 strides against cache sizes.
5131 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
5133 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
5136 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
5138 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
5139 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
5140 is smaller than the original promoted value.
5141 (simplify_subreg): If OP is a SUBREG, try to preserve its
5142 SUBREG_PROMOTED_VAR_P information.
5144 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
5146 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
5147 (VN_INFO_GET): Allocate new objects on the obstack.
5148 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
5149 for rpo_numbers_temp, for consistency.
5150 (free_scc_vn): Free the obstack.
5152 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
5154 * doc/invoke.texi: Document -ftree-loop-distribution.
5155 * tree-loop-distribution.c: New.
5156 * tree-pass.h (pass_loop_distribution): New.
5157 * graphds.h (struct graph): Add htab_t indices.
5158 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
5159 * tree-vectorizer.c (rename_variables_in_loop): Extern.
5160 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
5161 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
5162 * tree-data-ref.c (debug_data_dependence_relations): New.
5163 (dump_data_dependence_relation): Also print data references.
5164 (free_data_ref): Extern.
5165 (same_access_functions): Moved...
5166 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
5167 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5168 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
5169 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
5170 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
5171 (stmts_from_loop): Skip LABEL_EXPR.
5172 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
5174 (build_rdg): Initialize rdg->indices htab.
5175 (free_rdg, stores_from_loop, ref_base_address,
5176 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
5177 have_similar_memory_accesses_1, ref_base_address_1,
5178 remove_similar_memory_refs): New.
5179 * tree-data-ref.h: Depend on tree-chrec.h.
5180 (debug_data_dependence_relations, free_data_ref): Declared.
5181 (same_access_functions): ... here.
5182 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
5184 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
5185 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
5186 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
5187 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5188 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
5189 rdg_vertex_for_stmt): Declared.
5190 (struct rdg_edge): Add level.
5192 (free_rdg, stores_from_loop, remove_similar_memory_refs,
5193 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
5195 (rdg_has_similar_memory_accesses): New.
5196 * tree-vect-analyze.c: Remove unused static decls.
5197 * lambda.h (dependence_level): New.
5198 * common.opt (ftree-loop-distribution): New.
5199 * tree-flow.h (mark_virtual_ops_in_bb,
5200 slpeel_tree_duplicate_loop_to_edge_cfg,
5201 rename_variables_in_loop): Declared.
5202 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
5203 (OBJS-common): Add tree-loop-distribution.o.
5204 (tree-loop-distribution.o): New rule.
5205 * tree-cfg.c (mark_virtual_ops_in_bb): New.
5206 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
5207 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
5209 2008-02-28 Joseph Myers <joseph@codesourcery.com>
5212 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
5213 other than structures and unions.
5215 2008-02-28 Richard Guenther <rguenther@suse.de>
5218 2008-02-26 Richard Guenther <rguenther@suse.de>
5220 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5221 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5222 (lookup_decl_from_uid): Declare.
5223 (remove_decl_from_map): Likewise.
5224 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5225 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5226 (decl_for_uid_map): New global hashtable mapping DECL_UID
5228 (init_ttree): Allocate it.
5229 (insert_decl_to_uid_decl_map): New helper function.
5230 (make_node_stat): Insert new decls into the map.
5231 (copy_node_stat): Likewise.
5232 (lookup_decl_from_uid): New function.
5233 (remove_decl_from_map): Likewise.
5234 (print_decl_for_uid_map_statistics): New helper.
5235 (dump_tree_statistics): Call it.
5237 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5238 (referenced_var_iterator): Adjust.
5239 (FOR_EACH_REFERENCED_VAR): Adjust.
5240 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5241 (num_referenced_vars): Adjust.
5242 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5243 (first_referenced_var): Remove.
5244 (end_referenced_vars_p): Likewise.
5245 (next_referenced_var): Likewise.
5246 (referenced_var_iterator_set): New helper function.
5247 * tree-dfa.c (referenced_var_lookup): Adjust.
5248 (referenced_var_check_and_insert): Likewise.
5249 (remove_referenced_var): Likewise.
5250 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5251 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5252 (verify_call_clobbering): Likewise.
5253 (verify_memory_partitions): Likewise.
5254 (init_tree_ssa): Allocate bitmap instead of hashtable for
5256 (delete_tree_ssa): Adjust.
5257 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5258 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5259 (compute_tag_properties): Likewise.
5260 (set_initial_properties): Likewise.
5261 (find_partition_for): Likewise.
5262 (update_reference_counts): Likewise.
5263 (dump_may_aliases_for): Likewise.
5264 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5265 (add_call_clobber_ops): Likewise.
5266 (add_call_read_ops): Likewise.
5267 (get_asm_expr_operands): Likewise.
5268 * tree-into-ssa.c (dump_decl_set): Likewise.
5269 (update_ssa): Likewise.
5270 * tree-sra.c (scan_function): Likewise.
5271 (decide_instantiations): Likewise.
5272 (scalarize_parms): Likewise.
5273 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5274 (dsa_named_for): Likewise.
5275 * tree-ssa-structalias.c (update_alias_info): Likewise.
5276 (merge_smts_into): Likewise.
5278 2008-02-27 David Daney <ddaney@avtrex.com>
5281 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
5282 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
5283 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
5284 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
5285 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
5287 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
5290 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
5291 (BUILT_IN_NEXTTOWARD): Remove.
5292 (BUILT_IN_NEXTTOWARDF): Ditto.
5293 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
5294 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
5296 2008-02-27 Tom Tromey <tromey@redhat.com>
5298 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
5299 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
5301 2008-02-27 Jan Beulich <jbeulich@novell.com>
5303 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
5304 update the respective field on newdecl.
5306 2008-02-27 Revital Eres <eres@il.ibm.com>
5308 PR rtl-optimization/34999
5309 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
5310 crossing edges that ends with a call insn.
5311 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
5312 call insn and clear the EDGE_CROSSING flag of the crossing edge
5313 when fixing fallthru edges.
5315 2008-02-27 Richard Guenther <rguenther@suse.de>
5318 * fold-const.c (fold_unary): Return the correct argument,
5319 converted to the result type.
5321 2008-02-27 Richard Guenther <rguenther@suse.de>
5324 * expr.c (expand_expr_real_1): Assert on rotates that operate
5326 * fold-const.c (fold_binary): Use the types precision, not the
5327 bitsize of the mode if folding rotate expressions. Build rotates
5328 only for full modes.
5330 2008-02-27 Jakub Jelinek <jakub@redhat.com>
5332 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
5334 * c-pragma.c (pragma_ns_name): New typedef.
5335 (registered_pp_pragmas): New variable.
5336 (c_pp_lookup_pragma): New function.
5337 (c_register_pragma_1): If flag_preprocess_only, do nothing
5338 for non-expanded pragmas, for expanded ones push pragma's
5339 namespace and name into registered_pp_pragmas vector.
5340 (c_invoke_pragma_handler): Register OpenMP pragmas even when
5341 flag_preprocess_only, don't register GCC pch_preprocess
5342 pragma if flag_preprocess_only.
5343 * c-opts.c (c_common_init): Call init_pragma even if
5344 flag_preprocess_only.
5345 * c-pragma.c (c_pp_lookup_pragma): New prototype.
5346 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
5347 cpp_register_pragma if flag_preprocess_only.
5349 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5352 * c-parser.c (c_parser_translation_unit): Warn for empty
5353 translation unit, not empty source file.
5355 2008-02-26 Paul Brook <paul@codesourcery.com>
5357 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
5358 operand for Thumb-2.
5359 * config/arm/arm.h (reg_class): Add CORE_REGS.
5360 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
5361 (BASE_REG_CLASS): Use CORE_REGS.
5362 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
5363 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
5364 (REGNO_OK_FOR_INDEX_P): Exclude SP.
5365 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
5366 ARM_REGNO_OK_FOR_INDEX_P.
5367 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
5368 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
5369 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
5370 (ldm/stm peepholes): Ditto.
5371 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
5372 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
5373 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
5374 * config/arm/constraints.md: Enable "k" constraint on ARM.
5376 2008-02-27 Ben Elliston <bje@au.ibm.com>
5378 * config/rs6000/rs6000.c: Annotate cache line size field in all
5379 instances of struct processor_costs.
5381 2008-02-26 David Edelsohn <edelsohn@gnu.org>
5383 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
5384 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
5385 jump_bypass): New counters.
5386 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
5387 * dce.c (gate_ud_dce): Same.
5388 (gate_fast_dce): Same.
5389 * dse.c (gate_dse1): New function.
5390 (gate_dse2): New function.
5391 (gate_dse): Merge results of new gate functions.
5392 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
5393 (gate_handle_jump_bypass): Add dbg_cnt.
5394 (gate_handle_gcse): Add dbg_cnt.
5395 * ifcvt.c (gate_handle_if_conversion): Same.
5396 (gate_handle_if_after_combine): Same.
5397 (gate_handle_if_after_reload): Same.
5398 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
5400 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
5402 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
5404 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
5406 2008-02-26 Jason Merrill <jason@redhat.com>
5409 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
5410 alone if it's the naming decl for the type's main variant.
5412 2008-02-26 Tom Tromey <tromey@redhat.com>
5414 * system.h (USE_MAPPED_LOCATION): Poison.
5415 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
5416 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
5417 (make_goto_expr_edges): Likewise.
5418 (remove_bb): Likewise.
5419 (execute_warn_function_return): Likewise.
5420 * basic-block.h (struct edge_def) <goto_locus>: Change type to
5422 * c-common.c (fname_decl): Remove old location code.
5423 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
5425 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
5427 (ASM_INPUT_SOURCE_LOCATION): Likewise.
5428 (gen_rtx_ASM_INPUT): Likewise.
5429 (gen_rtx_ASM_INPUT_loc): Likewise.
5430 (get_rtx_asm_OPERANDS): Remove.
5431 * cfglayout.c (insn_locators_alloc): Remove old location code.
5432 (set_curr_insn_source_location): Likewise.
5433 (curr_insn_locator): Likewise.
5434 * print-tree.c (print_node): Remove old location code.
5435 * tree-mudflap.c (mf_varname_tree): Remove old location code.
5436 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
5437 * cfgexpand.c (expand_gimple_cond_expr): Don't use
5438 location_from_locus.
5439 (construct_exit_block): Remove old location code.
5440 * emit-rtl.c (force_next_line_note): Remove old location code.
5441 * profile.c (branch_prob): Remove old location code.
5442 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
5443 LOC_LINE): Remove old-location variants.
5444 * langhooks.c (lhd_print_error_function): Remove old location
5446 * configure, config.in: Rebuilt.
5447 * configure.ac (--enable-mapped-location): Remove.
5448 * c-decl.c (c_init_decl_processing): Remove old location code.
5449 (finish_function): Likewise.
5450 * recog.c (decode_asm_operands): Remove old location code.
5451 * c-pch.c (c_common_read_pch): Remove old location code.
5452 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
5454 * gimple-low.c (lower_function_body): Remove old location code.
5455 * toplev.c (unknown_location): Remove.
5456 (push_srcloc): Remove old-location variant.
5457 (process_options): Remove old location code.
5458 (lang_dependent_init): Likewise.
5459 * input.h (UNKNOWN_LOCATION): Move definition.
5460 (location_t): Undeprecate.
5461 (source_locus): Remove.
5462 (location_from_locus): Remove.
5463 (struct location_s): Remove.
5464 Remove all old-location code.
5465 (input_line, input_filename): Remove.
5466 * final.c (final_scan_insn): Remove old location code.
5467 * diagnostic.c (diagnostic_build_prefix): Remove
5468 USE_MAPPED_LOCATION test.
5469 * tree.h (gimple_stmt) <locus>: Now a location_t.
5470 (tree_exp) <locus>: Likewise.
5471 (DECL_IS_BUILTIN): Remove old-location variant.
5472 (annotate_with_file_line, annotate_with_locus): Likewise.
5473 (expr_locus, set_expr_locus): Update.
5474 * tree.c (build1_stat): Remove old location code.
5475 (last_annotated_node): Remove.
5476 (annotate_with_file_line): Remove old-location variant.
5477 (annotate_with_locus): Likewise.
5478 (expr_location): Remove old location code.
5479 (set_expr_location): Likewise.
5480 (expr_has_location): Likewise.
5481 (expr_locus): Likewise.
5482 (set_expr_locus): Likewise.
5483 (expr_filename): Don't use location_from_locus.
5484 (expr_lineno): Likewise.
5485 * rtl-error.c (location_for_asm): Remove old location code.
5486 * c-lex.c (cb_line_change): Remove old location code.
5487 (fe_file_change): Likewise.
5488 (cb_def_pragma): Likewise.
5489 (c_lex_with_flags): Likewise.
5490 * gengtype.c (do_typedef): Don't special-case location types.
5491 (define_location_structures): Remove.
5492 (main): Don't call define_location_structures.
5493 * tree-pretty-print.c (dump_implicit_edges): Remove old location
5496 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5499 * builtins.def (BUILT_IN_STDARG_START): Remove.
5500 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
5501 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5502 * tree-inline.c (inline_forbidden_p_1): Likewise.
5504 2008-02-26 Richard Guenther <rguenther@suse.de>
5506 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5507 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5508 (lookup_decl_from_uid): Declare.
5509 (remove_decl_from_map): Likewise.
5510 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5511 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5512 (decl_for_uid_map): New global hashtable mapping DECL_UID
5514 (init_ttree): Allocate it.
5515 (insert_decl_to_uid_decl_map): New helper function.
5516 (make_node_stat): Insert new decls into the map.
5517 (copy_node_stat): Likewise.
5518 (lookup_decl_from_uid): New function.
5519 (remove_decl_from_map): Likewise.
5520 (print_decl_for_uid_map_statistics): New helper.
5521 (dump_tree_statistics): Call it.
5523 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5524 (referenced_var_iterator): Adjust.
5525 (FOR_EACH_REFERENCED_VAR): Adjust.
5526 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5527 (num_referenced_vars): Adjust.
5528 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5529 (first_referenced_var): Remove.
5530 (end_referenced_vars_p): Likewise.
5531 (next_referenced_var): Likewise.
5532 (referenced_var_iterator_set): New helper function.
5533 * tree-dfa.c (referenced_var_lookup): Adjust.
5534 (referenced_var_check_and_insert): Likewise.
5535 (remove_referenced_var): Likewise.
5536 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5537 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5538 (verify_call_clobbering): Likewise.
5539 (verify_memory_partitions): Likewise.
5540 (init_tree_ssa): Allocate bitmap instead of hashtable for
5542 (delete_tree_ssa): Adjust.
5543 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5544 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5545 (compute_tag_properties): Likewise.
5546 (set_initial_properties): Likewise.
5547 (find_partition_for): Likewise.
5548 (update_reference_counts): Likewise.
5549 (dump_may_aliases_for): Likewise.
5550 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5551 (add_call_clobber_ops): Likewise.
5552 (add_call_read_ops): Likewise.
5553 (get_asm_expr_operands): Likewise.
5554 * tree-into-ssa.c (dump_decl_set): Likewise.
5555 (update_ssa): Likewise.
5556 * tree-sra.c (scan_function): Likewise.
5557 (decide_instantiations): Likewise.
5558 (scalarize_parms): Likewise.
5559 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5560 (dsa_named_for): Likewise.
5561 * tree-ssa-structalias.c (update_alias_info): Likewise.
5562 (merge_smts_into): Likewise.
5564 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5567 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
5568 * c-opts.c (c_common_handle_option): Wall enables
5569 Wvolatile-register-var.
5570 * common.opt: Move Wvolatile-register-var to...
5573 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5575 * common.opt (Wlarger-than=): New.
5576 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
5578 * opts.c (common_handle_option): Handle -Wlarger-than=.
5579 * optc-gen.awk: Likewise.
5580 * opth-gen.awk: Likewise.
5581 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
5582 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5584 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5586 * c-common.c (match_case_to_enum_1): Add appropriate
5587 OPT_W* parameter to warning.
5588 (c_do_switch_warnings): Likewise.
5589 * c-typeck.c (warning_init): Add one more parameter following
5591 (push_init_level): Update call to warning_init.
5592 (pop_init_level): Likewise.
5593 (add_pending_init): Likewise.
5594 (output_init_element: Likewise.
5596 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5599 * toplev.c (toplev_main): If there are warnings or error, print
5600 errors for ignored options.
5601 * opts.c (ignored_options): New static variable.
5602 (postpone_unknown_option_error): New.
5603 (print_ignored_options): New.
5604 (handle_option): Postpone errors for unknown -Wno-* options.
5605 * opts.h (print_ignored_options): Declare.
5607 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
5609 * config/mips/mips.md (loadgp_blockage, blockage): Change type
5612 2008-02-25 Richard Guenther <rguenther@suse.de>
5615 2008-02-25 Richard Guenther <rguenther@suse.de>
5617 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5618 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5619 (lookup_decl_from_uid): Declare.
5620 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5621 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5622 (decl_for_uid_map): New global hashtable mapping DECL_UID
5624 (init_ttree): Allocate it.
5625 (insert_decl_to_uid_decl_map): New helper function.
5626 (make_node_stat): Insert new decls into the map.
5627 (copy_node_stat): Likewise.
5628 (lookup_decl_from_uid): New function.
5629 (print_decl_for_uid_map_statistics): New helper.
5630 (dump_tree_statistics): Call it.
5632 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5633 (referenced_var_iterator): Adjust.
5634 (FOR_EACH_REFERENCED_VAR): Adjust.
5635 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5636 (num_referenced_vars): Adjust.
5637 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5638 (first_referenced_var): Remove.
5639 (end_referenced_vars_p): Likewise.
5640 (next_referenced_var): Likewise.
5641 (referenced_var_iterator_set): New helper function.
5642 * tree-dfa.c (referenced_var_lookup): Adjust.
5643 (referenced_var_check_and_insert): Likewise.
5644 (remove_referenced_var): Likewise.
5645 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5646 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5647 (verify_call_clobbering): Likewise.
5648 (verify_memory_partitions): Likewise.
5649 (init_tree_ssa): Allocate bitmap instead of hashtable for
5651 (delete_tree_ssa): Adjust.
5652 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5653 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5654 (compute_tag_properties): Likewise.
5655 (set_initial_properties): Likewise.
5656 (find_partition_for): Likewise.
5657 (update_reference_counts): Likewise.
5658 (dump_may_aliases_for): Likewise.
5659 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5660 (add_call_clobber_ops): Likewise.
5661 (add_call_read_ops): Likewise.
5662 (get_asm_expr_operands): Likewise.
5663 * tree-into-ssa.c (dump_decl_set): Likewise.
5664 (update_ssa): Likewise.
5665 * tree-sra.c (scan_function): Likewise.
5666 (decide_instantiations): Likewise.
5667 (scalarize_parms): Likewise.
5668 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5669 (dsa_named_for): Likewise.
5670 * tree-ssa-structalias.c (update_alias_info): Likewise.
5671 (merge_smts_into): Likewise.
5673 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5676 * doc/invoke.texi (-fcx-limited-range): Document new option.
5677 * toplev.c (process_options): Handle -fcx-fortran-rules.
5678 * common.opt: Add documentation for -fcx-fortran-rules.
5680 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5683 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
5684 actual behaviour and C99.
5686 2008-02-26 Ben Elliston <bje@au.ibm.com>
5688 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
5689 (ASM_CPU_POWER6_SPEC): Likewise.
5690 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
5691 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
5692 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
5694 2008-02-25 Richard Guenther <rguenther@suse.de>
5696 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5697 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5698 (lookup_decl_from_uid): Declare.
5699 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5700 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5701 (decl_for_uid_map): New global hashtable mapping DECL_UID
5703 (init_ttree): Allocate it.
5704 (insert_decl_to_uid_decl_map): New helper function.
5705 (make_node_stat): Insert new decls into the map.
5706 (copy_node_stat): Likewise.
5707 (lookup_decl_from_uid): New function.
5708 (print_decl_for_uid_map_statistics): New helper.
5709 (dump_tree_statistics): Call it.
5711 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5712 (referenced_var_iterator): Adjust.
5713 (FOR_EACH_REFERENCED_VAR): Adjust.
5714 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5715 (num_referenced_vars): Adjust.
5716 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5717 (first_referenced_var): Remove.
5718 (end_referenced_vars_p): Likewise.
5719 (next_referenced_var): Likewise.
5720 (referenced_var_iterator_set): New helper function.
5721 * tree-dfa.c (referenced_var_lookup): Adjust.
5722 (referenced_var_check_and_insert): Likewise.
5723 (remove_referenced_var): Likewise.
5724 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5725 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5726 (verify_call_clobbering): Likewise.
5727 (verify_memory_partitions): Likewise.
5728 (init_tree_ssa): Allocate bitmap instead of hashtable for
5730 (delete_tree_ssa): Adjust.
5731 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5732 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5733 (compute_tag_properties): Likewise.
5734 (set_initial_properties): Likewise.
5735 (find_partition_for): Likewise.
5736 (update_reference_counts): Likewise.
5737 (dump_may_aliases_for): Likewise.
5738 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5739 (add_call_clobber_ops): Likewise.
5740 (add_call_read_ops): Likewise.
5741 (get_asm_expr_operands): Likewise.
5742 * tree-into-ssa.c (dump_decl_set): Likewise.
5743 (update_ssa): Likewise.
5744 * tree-sra.c (scan_function): Likewise.
5745 (decide_instantiations): Likewise.
5746 (scalarize_parms): Likewise.
5747 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5748 (dsa_named_for): Likewise.
5749 * tree-ssa-structalias.c (update_alias_info): Likewise.
5750 (merge_smts_into): Likewise.
5752 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
5755 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
5756 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
5757 * alias.h (nonoverlapping_memrefs_p): Likewise.
5759 2008-02-25 Jan Beulich <jbeulich@novell.com>
5761 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
5762 * config/i386/netware-libgcc.exp: Add __bswap?i2,
5763 __emultls_get_address, __emultls_register_common,
5764 __floatundi?f, and _Unwind_GetIPInfo.
5765 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
5766 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
5767 (gen_regparm_prefix): Likewise.
5768 (i386_nlm_encode_section_info): Sync with
5769 config/i386/winnt.c:i386_pe_encode_section_info().
5770 (i386_nlm_maybe_mangle_decl_assembler_name): New.
5771 i386_nlm_mangle_decl_assembler_name): New.
5772 (netware_override_options): New.
5773 * config/i386/netware.h (netware_override_options): Declare.
5774 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
5775 (i386_nlm_mangle_decl_assembler_name): Declare.
5776 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
5778 2008-02-25 Ben Elliston <bje@au.ibm.com>
5781 * c-decl.c (grokdeclarator): Remove unused local variables
5782 `typedef_type' and `type_as_written'.
5784 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
5785 unused local variable `has_hot_blocks'.
5786 (fix_crossing_conditional_branches): Remove unused local variable
5789 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
5792 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
5793 using DEF_C99_BUILTIN.
5794 (BUILT_IN_NANF): Ditto.
5795 (BUILT_IN_NANL): Ditto.
5797 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
5798 Revital Eres <eres@il.ibm.com>
5800 * modulo-sched.c (calculate_must_precede_follow): Address TODO
5801 regarding the order of two dependent insns in the same row.
5803 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
5805 * stor-layout.c (layout_decl): Do not bump the alignment of a
5806 bit-field to more than byte alignment if it is packed.
5808 2008-02-24 David Edelsohn <edelsohn@gnu.org>
5810 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
5813 2008-02-24 Diego Novillo <dnovillo@google.com>
5815 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
5818 * tree-vrp.c (vrp_evaluate_conditional): With
5819 -Wtype-limits, emit a warning when comparing against a
5820 constant outside the natural range of OP0's type.
5821 * c.opt (Wtype-limits): Move ...
5822 * common.opt (Wtype-limits): ... here.
5824 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
5826 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
5827 * config/rs6000/e300c2c3.md: New file.
5828 * config/rs6000/rs6000.c (processor_costs): Add new costs for
5830 (rs6000_override_options): Add e300c2 and e300c3 cases to
5831 processor_target_table. Do not allow usage of Altivec or Spe
5832 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
5833 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
5834 * config/rs6000/rs6000.h (processor_type): Add
5835 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
5836 (ASM_CPU_SPEC): Add e300c2 and e300c3.
5837 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
5838 and ppce300c3. Include e300c2c3.md.
5840 2008-02-23 David Edelsohn <edelsohn@gnu.org>
5842 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
5843 instead of TARGET_STRICT_ALIGN.
5845 2008-02-23 Joseph Myers <joseph@codesourcery.com>
5847 * explow.c (memory_address): Assert that the generated address is
5850 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5853 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
5854 * config/darwin-ppc-ldouble-patch.def: New file.
5855 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
5856 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
5857 SUBTARGET_INIT_BUILTINS if defined.
5858 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
5861 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5864 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
5865 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
5867 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5870 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
5871 file" warning condtional on -Winvalid-PCH.
5873 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5875 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
5877 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
5881 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
5882 prevent reload from using MMX registers.
5883 (*mov<mode>_internal): Ditto.
5884 (*movv2sf_internal_rex64): Ditto.
5885 (*movv2sf_internal): Ditto.
5887 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5889 PR documentation/31569
5890 * doc/install.texi2html: Use makeinfo --no-number-sections.
5892 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5894 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
5895 ensure that we can address an entire entity > 8 bytes. Don't
5896 generate reg+reg addressing for such data.
5898 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5900 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
5901 strings when optimizing for size, unless the target cares about
5904 2008-02-22 Tom Tromey <tromey@redhat.com>
5906 * regclass.c (current_pass): Remove declaration.
5908 2008-02-22 Anatoly Sokolov <aesok@post.ru>
5910 * config/avr/libgcc.S (__RAMPZ__): Define.
5911 (__do_copy_data): Add for devices with 128KB code memory.
5913 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5915 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
5917 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
5919 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
5921 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
5924 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5927 * c-typeck.c (build_binary_op): Warn about floating point
5928 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
5930 2008-02-21 Janis Johnson <janis187@us.ibm.com>
5933 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
5934 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
5936 (rs6000_override_options): Set altivec_abi as default, not override,
5937 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
5938 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
5939 is used; use new member spe_abi.
5940 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
5941 spe_abi and altivec_abi.
5943 2008-02-22 Tomas Bily <tbily@suse.cz>
5945 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
5947 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5950 * config.build (build_file_translate): Set to `CMD //c' only if
5952 * Makefile.in (build_file_translate): Improve comment.
5954 2008-02-21 Jan Hubicka <jh@suse.cz>
5956 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
5957 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
5958 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
5960 2008-02-21 Michael Matz <matz@suse.de>
5963 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
5965 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
5967 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
5968 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
5970 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
5971 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
5972 SSE_VEC_FLOAT_MODE_P as insn constraint.
5973 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
5974 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
5975 sse4a_movntdf using MODEF mode iterator.
5976 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
5977 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
5978 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
5979 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
5980 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
5981 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
5982 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
5984 2008-02-21 Richard Guenther <rguenther@suse.de>
5986 * tree.def (PAREN_EXPR): New tree code.
5987 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
5989 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
5990 * expr.c (expand_expr_real_1): Likewise.
5991 * tree-inline.c (estimate_num_insns_1): Likewise.
5992 * tree-complex.c (expand_complex_move): Likewise.
5993 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
5996 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5999 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
6001 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
6004 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
6006 * config/sh/sh.c (find_barrier): Don't go past
6007 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
6009 2008-02-20 DJ Delorie <dj@redhat.com>
6011 * config/h8300/h8300.md (insv): Force source operand to be a register.
6013 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
6014 as a jump, not as a plain insn.
6016 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
6018 * doc/invoke.texi (Warning Options): Add new option
6019 -Wframe-larger-than=.
6020 (-Wframe-larger-than): Document.
6022 * flags.h (warn_frame_larger_than, frame_larger_than_size):
6023 Add declarations for new option variables.
6025 * final.c (final_start_function): Check the frame size
6026 before emission and issue a Wframe-larger-than warning.
6028 * opts.c (warn_frame_larger_than, frame_larger_than_size):
6029 Add definitions for new option variables.
6030 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
6032 * common.opt (Wframe-larger-than=): New option.
6034 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
6036 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
6037 (<sse>_div<mode>3): Ditto.
6038 (<sse>_vmdiv<mode>3): Ditto.
6039 (<sse>_vmsqrt<mode>2): Ditto.
6040 (*smax<mode>3): Ditto.
6041 (sse5_frcz<mode>2): Ditto.
6042 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
6045 2008-02-20 Richard Guenther <rguenther@suse.de>
6048 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
6049 be happy with INTEGRAL_TYPE_P.
6051 2008-02-20 Richard Guenther <rguenther@suse.de>
6053 * fold-const.c (split_tree): Associate floatig-point expressions
6054 if flag_associative_math is set.
6056 2008-02-20 Richard Guenther <rguenther@suse.de>
6058 * tree.h (fold_real_zero_addition_p): Declare.
6059 * fold-const.c (fold_real_zero_addition_p): Export.
6060 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
6061 floating-point operations with zero and one.
6063 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
6065 * doc/install.texi: Correct references to CFLAGS, replacing them
6066 with BOOT_CFLAGS. Document flags used during bootstrap for
6069 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
6071 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
6072 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
6073 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
6075 (smin<mode>3): Ditto from similar patterns.
6076 (smax<mode>3): Ditto.
6077 (*ieee_smin<mode>3): Ditto.
6078 (*ieee_smax<mode>3): Ditto.
6079 * config/i386/sse.md (sse): New mode attribute.
6080 (mov<mode>): Macroize expander from movv4sf and movv2df using
6081 SSEMODEF2P mode iterator.
6082 (<sse>_movnt<mode>): Ditto from similar patterns. Use
6083 SSE_VEC_FLOAT_MODE_P as insn constraint.
6084 (storent<mode>): Ditto.
6085 (storent<mode>): Macroize expander from storentsf and storentdf using
6086 MODEF mode iterator.
6087 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
6088 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
6089 (abs<mode>2): Ditto from similar patterns.
6090 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
6091 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
6092 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
6093 (<sse>_vmsqrt<mode>2): Ditto.
6094 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
6095 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
6096 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
6097 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
6098 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
6099 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
6100 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
6102 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
6103 iterator and SSE_FLOAT_MODE_P as insn constraint.
6104 (<sse>_ucomi): Ditto from similar patterns.
6105 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
6106 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
6107 SSE_VEC_FLOAT_MODE_P as insn constraint.
6108 (vcond<mode>): Ditto from similar patterns.
6109 (and<mode>3, *and<mode>3): Ditto.
6110 (<sse>_nand<mode>3): Ditto.
6111 (ior<mode>3, *ior<mode>3): Ditto.
6112 (xor<mode>3, *xor<mode>3): Ditto.
6113 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
6114 iterator and SSE_FLOAT_MODE_P as insn constraint.
6115 (*nand<mode>3): Ditto from similar patterns.
6116 (*ior<mode>3): Ditto.
6117 (*xor<mode>3): Ditto.
6119 2008-02-20 Ira Rosen <irar@il.ibm.com>
6121 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
6122 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
6123 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
6125 2008-02-19 Jan Hubicka <jh@suse.cz>
6127 * predict.c (tree_bb_level_predictions): Remove variable next
6128 mistakely introduced by previous commit.
6130 2008-02-19 Jan Hubicka <jh@suse.cz>
6132 * predict.c (predict_paths_leading_to): Rewrite.
6133 (predict_paths_for_bb): New.
6134 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
6136 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6139 * Makefile.in (build_file_translate): New.
6140 (gcc-vers.texi): Use it for translating $(abs_srcdir).
6141 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
6142 * configure.ac (build_file_translate): Substitute it.
6143 * configure: Regenerate.
6145 2008-02-19 Jan Hubicka <jh@suse.cz>
6147 PR rtl-optimization/34408
6148 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
6151 2008-02-19 Jan Hubicka <jh@suse.cz>
6154 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
6157 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
6160 * config/i386/i386-modes.def: Revert the last DI alignment
6161 change until Ada people can look into it.
6163 2008-02-19 Nick Clifton <nickc@redhat.com>
6165 * opts.c (print_specific_help): Fix typo in --help text.
6167 2008-02-19 Jakub Jelinek <jakub@redhat.com>
6170 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
6171 32-bit inline asm without asm alternatives for host GCC < 3.0.
6173 2008-02-19 Richard Guenther <rguenther@suse.de>
6175 PR tree-optimization/34989
6176 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
6177 Allow propagation to INDIRECT_REF if we can simplify only.
6179 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6181 * c-common.c (warn_for_collisions_1): Use appropriate option when
6184 2008-02-19 Nick Clifton <nickc@redhat.com>
6187 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
6188 (handle_options): Fix indentation.
6189 (print_filtered_help): If no language-specific options were
6190 displayed tell the user how to list all the options supported by
6191 the language's front-end.
6192 (print_specific_help): Fix indentation and remove duplicate line.
6193 (common_handle_option): Handle the -v option.
6194 For --help enable the display of undocumented options if the -v
6195 switch has been included on the command line.
6196 For --help= check for overlaps in the arguments between the option
6197 classes and the language names and issue a warning when they
6198 cannot be disambiguated.
6199 * c.opt (v): Pass on to the common option handler.
6201 2008-02-19 Revital Eres <eres@il.ibm.com>
6203 * modulo-sched.c (sms_schedule): Change dump message when
6204 create_ddg function fails.
6205 (try_scheduling_node_in_cycle): Rename row to cycle.
6206 (print_partial_schedule): Rename CYCLE to ROW.
6208 2008-02-19 Christian Bruel <christian.bruel@st.com>
6209 Zdenek Dvorak <ook@ucw.cz>
6211 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
6213 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
6216 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
6217 (*x86_movdicc_0_m1_se): Ditto.
6219 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
6221 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
6222 (CMPtype): Define as __gcc_CMPtype.
6223 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
6224 (CMPtype): Define as __gcc_CMPtype.
6226 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
6228 Support valgrind 3.3 for --enable-checking=valgrind.
6229 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
6231 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
6232 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
6233 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
6234 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
6235 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
6236 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
6237 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
6239 * ggc-zone.c: Similar.
6240 * ggc-page.c: Similar.
6242 2008-02-19 Paul Brook <paul@codesourcery.com>
6245 * config/arm/ieee754-df.S: Fix do_it typo.
6246 * config/arm/ieee754-sf.S: Fix do_it typo.
6248 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
6251 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
6252 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
6253 (OPTION_MASK_ISA_SSE_SET): Likewise.
6254 (OPTION_MASK_ISA_SSE2_SET): Likewise.
6255 (OPTION_MASK_ISA_SSE3_SET): Likewise.
6256 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
6257 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
6258 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
6259 (OPTION_MASK_ISA_SSE4_SET): Likewise.
6260 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
6261 (OPTION_MASK_ISA_SSE5_SET): Likewise.
6262 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
6263 (OPTION_MASK_ISA_MMX_UNSET): Updated.
6264 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
6265 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
6266 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
6267 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
6268 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
6269 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
6270 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
6271 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
6272 (OPTION_MASK_ISA_SSE4): Removed.
6273 (ix86_handle_option): Turn on bits in ix86_isa_flags and
6274 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
6275 (override_options): Don't turn on implied SSE/MMX bits in
6278 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
6280 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6283 2008-02-18 Joey Ye <joey.ye@intel.com>
6286 * tree-nested.c (insert_field_into_struct): Set type alignment
6287 to field alignment if the former is less than the latter.
6289 2008-02-18 Jakub Jelinek <jakub@redhat.com>
6291 * BASE-VER: Set to 4.4.0.
6293 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6295 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
6296 * doc/cfg.texi: Likewise.
6297 * doc/extend.texi: Likewise.
6298 * doc/gty.texi: Likewise.
6299 * doc/invoke.texi: Likewise.
6300 * doc/loop.texi: Likewise.
6301 * doc/md.texi: Likewise.
6302 * doc/passes.texi: Likewise.
6303 * doc/rtl.texi: Likewise.
6304 * doc/sourcebuild.texi: Likewise.
6305 * doc/tm.texi: Likewise.
6306 * doc/tree-ssa.texi: Likewise.
6308 2008-02-17 Richard Guenther <rguenther@suse.de>
6311 * tree-complex.c (init_parameter_lattice_values): Handle parameters
6312 without default definition.
6314 2008-02-17 Richard Guenther <rguenther@suse.de>
6316 PR tree-optimization/35231
6317 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
6320 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
6323 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6324 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
6325 libgcc_cmp_return mode.
6327 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6330 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
6332 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
6334 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
6337 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6339 * doc/c-tree.texi: Use `@.' where appropriate.
6340 * doc/extend.texi: Likewise.
6341 * doc/install.texi: Likewise.
6342 * doc/invoke.texi: Likewise.
6343 * doc/loop.texi: Likewise.
6344 * doc/makefile.texi: Likewise.
6345 * doc/md.texi: Likewise.
6346 * doc/passes.texi: Likewise.
6347 * doc/standards.texi: Likewise.
6348 * doc/tm.texi: Likewise.
6350 2008-02-15 Jakub Jelinek <jakub@redhat.com>
6353 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
6355 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
6356 rather than in entry_bb.
6358 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6360 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
6361 libgcc_cmp_return mode.
6363 2008-02-15 Jakub Jelinek <jakub@redhat.com>
6366 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
6367 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
6369 2008-02-15 Richard Guenther <rguenther@suse.de>
6370 Zdenek Dvorak <ook@ucw.cz>
6372 PR tree-optimization/35164
6373 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
6374 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
6375 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
6376 Only propagate addresses which do not have abnormal SSA_NAMEs
6379 2008-02-15 Joseph Myers <joseph@codesourcery.com>
6382 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
6384 2008-02-15 Jan Hubicka <jh@suse.cz>
6387 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
6389 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6392 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
6393 when calculating alignment_pad.
6395 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6397 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
6398 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
6399 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
6400 and STACK_BOUNDARY define.
6402 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
6404 PR preprocessor/35061
6405 * c-pragma.c (handle_pragma_pop_macro): Check that
6406 pushed_macro_table has been allocated.
6408 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
6411 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
6412 (force_gimple_operand): Likewise.
6413 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
6414 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
6415 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
6416 (find_interesting_uses_address): Check addressability and alignment
6417 of the base expression only after substituting bases of IVs into it.
6419 2008-02-14 Michael Matz <matz@suse.de>
6422 * function.c (instantiate_virtual_regs_in_insn): Reload address
6423 before falling back to reloading the whole operand.
6425 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
6427 * config/s390/s390.c (s390_mainpool_start): Emit the pool
6428 before the first section switch note.
6430 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6432 * doc/bugreport.texi: Update copyright years.
6433 * doc/c-tree.texi: Likewise.
6434 * doc/cfg.texi: Likewise.
6435 * doc/cpp.texi: Likewise.
6436 * doc/cppinternals.texi: Likewise.
6437 * doc/fragments.texi: Likewise.
6438 * doc/frontends.texi: Likewise.
6439 * doc/gcc.texi: Likewise.
6440 * doc/gty.texi: Likewise.
6441 * doc/hostconfig.texi: Likewise.
6442 * doc/implement-c.texi: Likewise.
6443 * doc/libgcc.texi: Likewise.
6444 * doc/loop.texi: Likewise.
6445 * doc/makefile.texi: Likewise.
6446 * doc/options.texi: Likewise.
6447 * doc/passes.texi: Likewise.
6448 * doc/rtl.texi: Likewise.
6449 * doc/sourcebuild.texi: Likewise.
6450 * doc/standards.texi: Likewise.
6451 * doc/tree-ssa.texi: Likewise.
6452 * doc/trouble.texi: Likewise.
6454 * doc/extend.texi: Use @: or add comma where appropriate.
6455 * doc/invoke.texi: Likewise.
6456 * doc/tm.texi: Likewise.
6458 2008-02-14 Alan Modra <amodra@bigpond.net.au>
6461 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
6464 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
6466 * doc/md.texi (clz, ctz): Add reference.
6467 * doc/rtl.texi (clz, ctz): Likewise.
6469 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6472 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
6475 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
6477 * config/s390/s390.c (struct constant_pool): New field
6478 emit_pool_after added.
6479 (s390_mainpool_start): Set the emit_pool_after flag according
6480 to the section switch notes.
6481 (s390_mainpool_finish): Consider emit_pool_after when emitting
6482 the literal pool at the end of the function.
6483 (s390_chunkify_start): Force literal pool splits at section
6486 2008-02-13 Michael Matz <matz@suse.de>
6489 * var-tracking.c (clobber_variable_part): Correctly traverse the
6492 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6495 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
6496 Add -fdump-ipa-inline.
6497 * tree-dump.c (dump_files): Remove tree-inlined dump.
6498 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
6500 2008-02-12 Richard Guenther <rguenther@suse.de>
6502 PR tree-optimization/35171
6503 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
6506 2008-02-12 Richard Guenther <rguenther@suse.de>
6509 * fold-const.c (fold_widened_comparison): Use get_unwidened in
6510 value-preserving mode. Disallow final truncation.
6512 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
6515 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
6516 code from here to...
6517 (force_gimple_operand): ...here.
6519 2008-02-12 Jakub Jelinek <jakub@redhat.com>
6522 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
6523 non-compatible pointers.
6524 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
6525 different FIELD_DECLs, try harder by comparing field offsets, sizes
6529 * function.c (match_asm_constraints_1): Don't replace the same input
6532 2008-02-12 Anatoly Sokolov <aesok@post.ru>
6534 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
6535 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
6536 (expand_epilogue): Restore RAMPZ register.
6537 * config/avr/avr.md (RAMPZ_ADDR): New constant.
6539 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
6541 * config/i386/cygwin.asm: (__alloca): Correct calling
6542 convention and alignment.
6543 (__chkstk): Force 8 byte stack alignment.
6545 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
6546 Richard Guenther <rguenther@suse.de>
6548 PR tree-optimization/33992
6549 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
6550 the zero we compare against.
6552 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
6555 * gthr-win32.h (__gthread_mutex_destroy_function): New function
6556 to CloseHandle after unlocking to prevent accumulation of handle
6559 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6562 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
6563 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
6564 and update LABEL_NUSES during and after reload.
6566 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
6569 * combine.c (simplify_if_then_else): Make sure the comparison is
6570 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
6572 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
6575 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
6576 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
6577 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
6578 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
6579 * tree.h (get_type_static_bounds): Likewise.
6581 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6583 * doc/invoke.texi (Option Summary, C++ Dialect Options)
6584 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6585 Make -Wfoo language annotations match what the compiler outputs.
6587 2008-02-08 Sa Liu <saliu@de.ibm.com>
6589 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
6590 intrinsics spu_convts, spu_convtu, spu_convtf.
6592 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
6594 * doc/extend.texi (Function Attributes) <noinline>: Mention
6595 asm ("") as method to keep calls.
6597 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6600 * doc/options.texi (Options): Replace references to opts.sh with
6602 * opts-common.c: Likewise.
6603 * optc-gen.awk: Likewise.
6605 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
6607 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
6609 2008-02-07 Richard Henderson <rth@redhat.com>
6612 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
6613 EXPR_LIST for the REG_EQUAL instead of a comparison with a
6616 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
6618 PR tree-optimization/35085
6619 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
6620 for operand entry oe2 in addition to operand entry oe3 in order to
6621 expose more opportunities for vectorizer sum reduction.
6623 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6626 * Makefile.in (LIBS): Remove $(GMPLIBS).
6627 (cc1-dummy, cc1): Add $(GMPLIBS).
6629 2008-02-06 Jan Hubicka <jh@suse.cz>
6632 * i386.md (moddf_integer): Do not produce partial memory stalls for
6633 targets where it hurts.
6635 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
6638 * optabs.c (expand_float): Do not check for decimal modes when
6639 expanding unsigned integer through signed conversion.
6641 2008-02-06 Nick Clifton <nickc@redhat.com>
6643 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
6644 inside the clobber with a match_operand and duplicated operand
6645 number in the constraint.
6646 (ineqbranchsi): Delete redundant comment.
6648 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6650 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
6651 builtin_define ("__USE_INIT_FINI__").
6652 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
6654 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
6656 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6658 PR documentation/30330
6659 * doc/invoke.texi (C++ Dialect Options)
6660 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6661 For each warning option -Wfoo that allows -Wno-foo, ensure both
6662 -Wfoo and -Wno-foo are listed in the option index. Fix index
6663 entry of -Wswitch-default, index -Wnormalized= including the
6664 `=', and -Wlarger-than-@var{len} including @var{len}.
6666 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6668 * config/i386/i386.md (floatunssisf2): Use
6669 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
6670 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
6671 Macroize expander using MODEF mode iterator.
6673 2008-02-05 Diego Novillo <dnovillo@google.com>
6675 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
6678 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
6680 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6683 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
6685 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
6688 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
6689 to indicate if a message should be generated.
6690 (init_cumulative_args): Updated.
6691 (function_value_32): Likewise.
6693 2008-02-05 Joseph Myers <joseph@codesourcery.com>
6695 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
6697 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6700 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
6701 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
6703 2008-02-04 Diego Novillo <dnovillo@google.com>
6705 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
6708 * tree-vrp.c (vrp_evaluate_conditional): With
6709 -Wtype-limits, emit a warning when comparing against a
6710 constant outside the natural range of OP0's type.
6712 2008-02-04 Richard Guenther <rguenther@suse.de>
6715 * expr.c (count_type_elements): Give for unions instead of
6718 2008-02-04 Richard Guenther <rguenther@suse.de>
6721 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
6722 to TYPE_DOMAINs base type instead of using bitsizetype here.
6724 2008-02-03 Jason Merrill <jason@redhat.com>
6726 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
6728 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6731 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
6732 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
6733 (RS/6000 and PowerPC Options): Fix typos and markup.
6734 * doc/passes.texi (Tree-SSA passes): Likewise.
6736 2008-02-02 Michael Matz <matz@suse.de>
6739 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
6740 from record_last_reg_set_info.
6741 (record_last_reg_set_info): Take an RTX argument, iterate over all
6742 constituent hardregs.
6743 (record_last_set_info, record_opr_changes): Change calls to
6744 new signature or to record_last_reg_set_info_regno.
6746 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
6748 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
6750 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
6752 PR rtl-optimization/34773
6753 * reg-notes.def (EQUAL): Mention significance of combination of
6754 REG_EQUAL and REG_RETVAL.
6755 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
6756 insn that has a REG_RETVAL.
6758 2008-02-01 Roger Sayle <roger@eyesopen.com>
6761 * configure.ac (--enable-fixed-point): Disable unless explicitly
6763 * configure: Regenerate.
6765 2008-02-01 Richard Guenther <rguenther@suse.de>
6768 * invoke.texi (-finline-limit): Remove no longer true parts
6769 of the documentation. Note that there is no default value.
6771 2008-02-01 Andrew Pinski <pinskia@gmail.com>
6772 Mark Mitchell <mark@codesourcery.com>
6773 Ben Elliston <bje@au.ibm.com>
6776 * doc/extend.texi (Other Builtins): Document.
6778 2008-01-31 Tom Browder <tom.browder@gmail.com>
6780 * doc/c-tree.texi (Types): Fix grammar.
6781 (Expression trees): Ditto.
6782 * doc/passes.texi (Tree-SSA passes): Ditto.
6784 * doc/configterms.texi (Configure Terms): Fix typo.
6785 * doc/cpp.texi (Common Predefined Macros): Ditto.
6786 * doc/md.texi (Machine Constraints): Ditto.
6788 * doc/makefile.texi (Makefile): Add comma.
6790 2008-01-31 Tom Browder <tom.browder@gmail.com>
6791 Gerald Pfeifer <gerald@pfeifer.com>
6793 * doc/sourcebuild.texi (Front End): Remove references to CVS
6794 and CVSROOT/modules.
6795 (Texinfo Manuals): Replace reference to CVS by one to SVN.
6796 (Back End): Remove reference to CVS.
6798 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6801 * config/mips/mips.c (gen_load_const_gp): New function, taking a
6803 (mips16_gp_pseudo_reg): ...here.
6804 * config/mips/mips.md (load_const_gp): Replace with...
6805 (load_const_gp_<mode>): ...this :P-based insn.
6807 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6809 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
6810 options. Minor fixes.
6811 (-std): Move reference to standards closer to where language
6812 standards are first mentioned.
6814 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6816 PR rtl-optimization/34995
6817 * reload.c (alternative_allows_const_pool_ref): Take an rtx
6818 parameter and return a bool. If the rtx parameter is nonnull,
6819 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
6820 (find_reloads): Update call accordingly. Pass the new operand
6821 if it needed no address reloads, otherwise pass null.
6823 2008-01-30 Richard Henderson <rth@redhat.com>
6826 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
6827 for unbounded arrays.
6829 2008-01-30 Silvius Rus <rus@google.com>
6831 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
6833 2008-01-30 Jan Hubicka <jh@suse.cz>
6836 * i386.c (init_cumulative_args): Use real function declaration when
6839 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
6841 PR rtl-optimization/34998
6842 * global.c (build_insn_chain): Treat non-subreg_lowpart
6843 SUBREGs of pseudos as clobbering all the words covered by the
6844 SUBREG, not just all the bytes.
6845 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
6846 original df_ref rather than an extract parameter.
6847 (global_conflicts): Update call accordingly.
6849 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
6851 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
6852 the overflow check to make it easier to read.
6853 (__fixtfdi): Change the type of the ll member in union
6854 long_double to UDItype_x.
6856 2008-01-30 Jakub Jelinek <jakub@redhat.com>
6859 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
6860 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
6861 * tree-inline.c (fold_marked_statements): Call
6862 cgraph_update_edges_for_call_stmt if folding a call statement.
6863 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
6864 debug_generic_stmt calls, reset it back afterwards.
6867 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
6869 * c-typeck.c (build_external_ref): Don't pedwarn about
6870 static vars in current function's scope.
6872 2008-01-29 Joseph Myers <joseph@codesourcery.com>
6874 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
6876 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
6879 * ipa-struct-reorg.c: Fix spelling.
6880 * params.def: Ditto.
6882 2008-01-29 Richard Guenther <rguenther@suse.de>
6885 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
6887 * tree-inline.c (remap_type): Increment remapping_type_depth
6888 around remapping types.
6889 (copy_body_r): Only add referenced variables if they are referenced
6890 from code, not types.
6892 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
6903 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
6904 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
6906 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
6909 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
6910 pointer for tiny stack.
6912 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6914 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
6916 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6918 * config/vx-common.h: Fix typo in comment.
6920 2008-01-28 Ian Lance Taylor <iant@google.com>
6924 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
6925 coalesce pointers if they have different DECL_NO_TBAA_P values.
6926 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
6927 between variables with different DECL_NO_TBAA_P values.
6929 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
6932 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
6933 are not legitimate small data references on SPE targets.
6935 2008-01-28 David Daney <ddaney@avtrex.com>
6937 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
6939 2008-01-28 David Daney <ddaney@avtrex.com>
6941 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
6943 2008-01-27 Joseph Myers <joseph@codesourcery.com>
6945 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
6946 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
6947 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
6948 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
6949 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
6950 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
6951 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
6952 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
6954 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6956 * basic-block.h (condjump_equiv_p): Fix comment.
6958 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6960 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
6961 print_generic_stmt_indented): Fix comment.
6963 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6965 * configure.ac (__stack_chk_fail): Add detecion for availability
6966 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
6967 * configure: Regenerate.
6969 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
6972 * final.c (output_addr_const): Handle TRUNCATE.
6974 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
6977 * tree-ssa-loop-ivopts.c (comp_cost): New type.
6978 (zero_cost, infinite_cost): New constants.
6979 (struct cost_pair): Change type of cost to comp_cost.
6980 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
6981 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
6983 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
6984 split_address_cost, ptr_difference_cost, difference_cost,
6985 get_computation_cost_at, get_computation_cost,
6986 determine_use_iv_cost_generic, determine_use_iv_cost_address,
6987 determine_use_iv_cost_condition, determine_use_iv_costs,
6988 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
6989 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
6990 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
6991 Change type of cost to comp_cost.
6992 (determine_iv_cost): Increase cost of non-original ivs, instead
6993 of decreasing the cost of original ones.
6994 (get_address_cost): Indicate the complexity of the addressing mode
6996 (try_add_cand_for): Prefer using ivs not specific to some object.
6997 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
6999 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
7000 Janis Johnson <janis187@us.ibm.com>
7003 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
7004 (TARGET_INSTANTIATE_DECLS): Likewise.
7005 * target.h (expand_to_rtl_hook): New target hook.
7006 (instantiate_decls): Likewise.
7007 * function.c (instantiate_decl): Make non-static. Rename to...
7008 (instantiate_decl_rtl): ... this.
7009 (instantiate_expr): Use instantiate_decl_rtl.
7010 (instantiate_decls_1): Likewise.
7011 (instantiate_decls): Likewise.
7012 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
7013 * function.h (instantiate_decl_rtl): Add prototype.
7014 * cfgexpand.c (target.h): New include.
7015 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
7016 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
7017 (TARGET_INSTANTIATE_DECLS): Likewise.
7018 (TARGET_INITIALIZER): New target hooks added.
7019 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
7021 * config/rs6000/rs6000.c (tree-flow.h): New include.
7022 (machine_function): Add sdmode_stack_slot field.
7023 (rs6000_alloc_sdmode_stack_slot): New function.
7024 (rs6000_instantiate_decls): Likewise.
7025 (rs6000_secondary_memory_needed_rtx): Likewise.
7026 (rs6000_check_sdmode): Likewise.
7027 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
7028 (TARGET_INSTANTIATE_DECLS): Likewise.
7029 (rs6000_hard_regno_mode_ok): Allow SDmode.
7030 (num_insns_constant): Likewise. Handle _Decimal32 constants.
7031 (rs6000_emit_move): Handle SDmode.
7032 (function_arg_advance): Likewise.
7033 (function_arg): Likewise.
7034 (rs6000_gimplify_va_arg): Likewise. Add special handling of
7035 SDmode var args for 32-bit compiles.
7036 (rs6000_secondary_reload_class): Handle SDmode.
7037 (rs6000_output_function_epilogue): Likewise.
7038 (rs6000_function_value): Simplify if statement.
7039 (rs6000_libcall_value): Likewise.
7040 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
7041 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
7042 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
7043 (movsd_hardfloat): New define_insn.
7044 (movsd_softfloat): Likewise.
7045 (movsd_store): Likewise.
7046 (movsd_load): Likewise.
7047 (extendsddd2): Likewise.
7048 (extendsdtd2): Likewise.
7049 (truncddsd2): Likewise.
7050 (movdd_hardfloat64): Fixup comment.
7051 (UNSPEC_MOVSD_LOAD): New constant.
7052 (UNSPEC_MOVSD_STORE): Likewise.
7054 2008-01-26 Jakub Jelinek <jakub@redhat.com>
7057 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
7059 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
7060 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
7061 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
7064 2008-01-26 David Edelsohn <edelsohn@gnu.org>
7067 * config.gcc: Separate AIX 5.3 from AIX 6.1.
7068 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7069 __LONGDOUBLE128 too.
7070 * config/rs6000/aix61.h: New file.
7072 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
7074 PR rtl-optimization/34959
7075 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
7076 popcount and parity rtxes the same mode as their operand.
7077 Truncate or extend the result to the return value's mode
7080 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
7083 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
7084 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
7085 to GOT_VERSION_REGNUM.
7086 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
7087 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
7088 * config/mips/mips.c (mips_emit_call_insn): New function.
7089 (mips_call_tls_get_addr): Call mips_expand_call directly.
7090 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
7092 (mips16_build_call_stub): Likewise. Return the call insn or null.
7093 (mips_expand_call): Update the call to mips16_build_call_stub
7094 accordingly and a remove redundant condition. Assert that MIPS16
7095 stubs do not use lazy binding. Use mips_emit_call_insn and return
7097 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
7099 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
7100 (mips_avoid_hazard): Remove hazard_set handling.
7101 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
7102 (UNSPEC_RESTORE_GP): ...this.
7103 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
7104 (FAKE_CALL_REGNO): Rename to...
7105 (GOT_VERSION_REGNUM): ...this.
7106 (type): Add "ghost" value. Add an associated insn reservation.
7107 (hazard_set): Remove.
7108 (exception_receiver): Rename to...
7109 (restore_gp): ...this and update the unspec identifier accordingly.
7110 (exception_receiver, nonlocal_got_receiver): New expanders.
7111 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
7112 FAKE_CALL_REGNO. Remove hazard_set attribute.
7113 (set_got_version, update_got_version): New patterns.
7115 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
7118 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
7120 2008-01-25 Joseph Myers <joseph@codesourcery.com>
7123 * doc/install.texi2html: Generate gcc-vers.texi.
7125 2008-01-25 DJ Delorie <dj@redhat.com>
7127 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7129 2008-01-25 Joseph Myers <joseph@codesourcery.com>
7131 * config/c4x: Remove directory.
7132 * config.gcc (crx-*, mt-*): Mark obsolete.
7133 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
7134 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
7135 sh-*-rtemscoff*): Remove cases.
7136 * defaults.h (C4X_FLOAT_FORMAT): Remove.
7137 * real.c (encode_c4x_single, decode_c4x_single,
7138 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
7139 c4x_extended_format): Remove.
7140 * real.h (c4x_single_format, c4x_extended_format): Remove.
7141 * doc/extend.texi (interrupt, naked): Remove mention of attributes
7143 (Pragmas): Remove comment about c4x pragmas.
7144 * doc/install.texi (c4x): Remove target-specific instructions.
7145 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
7146 * doc/md.texi (Machine Constraints): Remove C4x documentation.
7147 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
7148 refer to C4x source files as examples.
7149 (C4X_FLOAT_FORMAT): Remove documentation.
7151 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
7153 * config/bfin/bfin.c (override_options): Reorder tests so that
7154 flag_pic gets enabled for -msep-data.
7156 2008-01-25 Richard Guenther <rguenther@suse.de>
7159 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
7160 to its bitfield precision if required.
7162 2008-01-25 Jakub Jelinek <jakub@redhat.com>
7165 * tree-nested.c (walk_omp_for): New function.
7166 (convert_nonlocal_reference, convert_local_reference): Call
7167 walk_omp_for on OMP_FOR.
7168 (convert_call_expr): Call walk_body on OMP_FOR's
7169 OMP_FOR_PRE_INIT_BODY.
7171 2008-01-25 Richard Guenther <rguenther@suse.de>
7173 PR tree-optimization/34966
7174 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
7175 default defs and PHI_NODEs we have to insert after the
7178 2008-01-24 Nick Clifton <nickc@redhat.com>
7180 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
7181 Provide a default definition.
7182 (LIBGCC2_UNITS_PER_WORD): Likewise.
7184 * config/stormy16/stormy16.c: Include df.h for the prototype
7185 for df_regs_ever_live_p.
7186 (xstormy16_expand_builtin_va_start): Convert the stack offset
7187 into a component_ref and then use POINTER_PLUS_EXPR to add it
7188 to the incoming_virtual_args_rtx.
7189 (xstormy16_gimplify_va_arg_expr): Rename to
7190 xstormy16_gimplify_va_arg_expr.
7191 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
7192 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
7193 xstormy16_gimplify_va_arg_expr.
7194 Fix up some formatting issues.
7196 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
7197 Move to predicates.md.
7198 (xs_hi_general_operand): Likewise.
7199 (xs_hi_nonmemory_operand): Likewise.
7200 * config/stormy16/predicates.md:
7201 (xstormy16_carry_plus_operand): New predicate.
7202 (xs_hi_general_operand): New predicate.
7203 (xs_hi_nonmemory_operand): New predicate.
7204 * config/stormy16/stormy16-protos.h:
7205 (xstormy16_carry_plus_operand): Delete prototype.
7206 (xs_hi_general_operand): Likewise.
7207 (xs_hi_nonmemory_operand): Likewise.
7209 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
7210 modifiers as they are no longer needed and they can trigger
7211 reload spill failures.
7213 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
7214 with a match_operand in order to help reload.
7216 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
7217 constraint with 'e' for the 8th alternative as this version of
7218 the mov.w instruction only accepts the lower 8 registers.
7220 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
7223 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
7224 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
7227 2008-01-25 Jakub Jelinek <jakub@redhat.com>
7230 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
7232 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
7234 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
7236 (remove_structure): Update allocations list before removing structure.
7238 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
7240 * ipa-struct-reorg.c (is_safe_cond_expr,
7241 create_new_stmts_for_cond_expr): Use integer_zerop function,
7242 that recognize not only zero-pointer, but zero-integer too.
7244 2008-01-25 Ben Elliston <bje@au.ibm.com>
7247 * fixproto: Escape "." in sed expression that strips leading "./".
7249 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
7252 * gcc.c (SWITCH_OK): Removed.
7253 (SWITCH_LIVE): Changed to bit.
7254 (SWITCH_FALSE): Likewise.
7255 (SWITCH_IGNORE): Likewise.
7256 (switchstr): Change live_cond to unsigned int.
7257 (process_command): Replace SWITCH_OK with 0.
7258 (do_self_spec): Likewise.
7259 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
7260 (give_switch): Likewise.
7261 (used_arg): Likewise.
7262 (do_spec_1): Set the SWITCH_IGNORE bit.
7263 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
7264 bits. Set the SWITCH_LIVE bit.
7266 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7268 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
7270 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
7272 PR tree-optimization/34472
7273 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
7274 parameter to a "bool *" and set *DATA to false if there is
7275 an unsafe access. Do not delete the structure here.
7276 (check_cond_exprs): Delete it here instead.
7277 (check_cond_exprs, exclude_cold_structs): Do not increase
7278 I when removing a structure.
7280 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
7283 * config/i386/i386.c (ix86_expand_vector_init): Consider only
7284 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
7286 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
7289 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
7290 a fixed vector for stack.
7292 2008-01-24 Ben Elliston <bje@au.ibm.com>
7295 * doc/gcc.texi (Software development): Add a direntry for g++.
7297 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
7299 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
7300 stale and straggling -fforce-addr comments above.
7302 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
7304 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
7305 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
7307 2008-01-23 Michael Matz <matz@suse.de>
7310 * dwarf2out.c (force_type_die): Use modified_type_die instead of
7313 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
7315 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
7318 2008-01-23 Anatoly Sokolov <aesok@post.ru>
7320 * config/avr/avr.c (avr_current_arch): New variable.
7321 (avr_arch_types): Add 'avr31' and 'avr51' entries.
7322 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
7323 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
7324 (avr_override_options): Init 'avr_current_arch'.
7325 (base_arch_s): Move from here...
7326 * config/avr/avr.h (base_arch_s): ... here. Add new members
7327 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
7328 'mega' to 'have_jmp_call'.
7329 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
7330 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
7332 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
7334 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
7335 MULTILIB_MATCHES): (Ditto.).
7337 2008-01-23 Richard Guenther <rguenther@suse.de>
7340 * cgraphunit.c (cgraph_reset_node): Always mark the node
7341 not reachable if it is not queued already.
7343 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
7345 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
7346 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
7347 (cputype_selected): New static variable.
7348 (bfin_handle_option): Set it if -mcpu is used.
7349 (override_option): Select default set of workarounds if no cpu type
7350 selected on the command line.
7351 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
7353 From Michael Frysinger <michael.frysinger@analog.com>
7354 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
7355 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
7357 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
7358 for bf547, bf523, bf524, and bf526.
7359 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
7361 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7362 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
7363 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
7364 __ADSPBF547__ and __ADSPBF54x__ for bf547.
7365 * doc/invoke.texi (Blackfin Options): Document that
7366 -mcpu now accept bf547, bf523, bf524, and bf526.
7368 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
7370 PR rtl-optimization/34628
7371 * combine.c (try_combine): Stop and undo after the first combination
7372 if an autoincrement side-effect on the first insn has effectively
7375 2008-01-22 David Edelsohn <edelsohn@gnu.org>
7378 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
7379 Offset addresses are not valid for Altivec or paired float modes.
7381 2008-01-22 Jakub Jelinek <jakub@redhat.com>
7384 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
7385 if DECL_INITIAL (decl) is error_mark_node.
7388 * c-common.c (handle_vector_size_attribute): Only allow
7389 integral, scalar float and fixed point types. Handle OFFSET_TYPE
7390 the same way as pointer, array etc. types.
7391 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
7394 * tree.c (build_type_attribute_qual_variant): Call
7395 build_qualified_type if attributes are equal, but quals are not.
7397 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7400 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
7401 * flags.h (warn_strict_aliasing): Remove.
7402 (warn_strict_overflow): Remove.
7403 * opts.c (warn_strict_aliasing): Remove.
7404 (warn_strict_overflow): Remove.
7405 * c-opts.c (c_common_handle_option): -Wall only sets
7406 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
7407 (c_common_post_options): Give default values to -Wstrict-aliasing
7408 and -Wstrict-overflow if they are uninitialized.
7409 * common.opt (Wstrict-aliasing): Specify Var and Init.
7410 (Wstrict-overflow): Likewise.
7412 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
7414 PR rtl-optimization/26854
7415 PR rtl-optimization/34400
7416 PR rtl-optimization/34884
7417 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
7419 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
7420 (df_rd_bb_info.expanded_lr_out): Deleted
7421 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
7422 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
7423 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
7424 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
7425 Removed code to allocate, initialize or free expanded_lr_out.
7426 (df_rd_bb_local_compute_process_def): Restructured to make more
7428 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
7429 sets if the sets are being trimmed.
7431 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
7434 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
7435 (as_vers): Likewise.
7436 * configure: Regenerated.
7438 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7441 * tree-pass.h (pass_build_alias): New pass.
7442 * tree-ssa-alias.c (gate_build_alias): New.
7443 (pass_build_alias): New.
7444 * passes.c (init_optimization_passes): Add pass_build_alias after
7445 pass_create_structure_vars.
7447 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
7449 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
7450 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
7451 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
7452 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
7453 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
7454 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
7455 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
7456 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
7457 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
7458 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
7459 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
7460 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
7461 * config/s390/s390.md (FP_ALL): New mode iterator.
7462 (_d): New mode attribute.
7463 ("*signbit<mode>2>"): Changed mode of first operand.
7464 ("isinf<mode>2"): Changed mode of first operand.
7465 ("*TDC_insn"): Adaptation for DFP modes.
7467 2008-01-22 Ben Elliston <bje@au.ibm.com>
7469 * tree.c (check_qualified_type): Improve function description.
7471 2008-01-21 Jason Merrill <jason@redhat.com>
7474 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
7475 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
7478 2008-01-21 DJ Delorie <dj@redhat.com>
7480 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
7483 2008-01-21 Richard Guenther <rguenther@suse.de>
7486 * tree-cfg.c (verify_expr): Allow all invariant expressions
7487 instead of just constant class ones as reference argument.
7488 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
7489 like any other constant.
7490 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7492 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
7494 * regmove.c (fixup_match_1): Update call crossed frequencies.
7496 2008-01-21 Richard Guenther <rguenther@suse.de>
7499 * tree-inline.c (setup_one_parameter): Deal with mismatched
7500 types using a VIEW_CONVERT_EXPR.
7502 2008-01-21 Alon Dayan <alond@il.ibm.com>
7503 Olga Golovanevsky <olga@il.ibm.com>
7505 PR tree-optimization/34701
7506 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
7507 when the structure size is not a power of 2.
7509 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
7511 * doc/install.texi: Add doc for --enable-checking=df.
7513 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
7515 PR rtl-optimization/34808
7516 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
7518 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7520 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
7523 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7525 PR rtl-optimization/26854
7526 PR rtl-optimization/34400
7527 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
7529 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
7530 (df_rd_bb_info.expanded_lr_out): New.
7531 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
7532 * loop_iv.c (iv_analysis_loop_init): Ditto.
7533 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
7534 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
7535 Added code to allocate, initialize or free expanded_lr_out.
7536 (df_rd_bb_local_compute_process_def): Restructured to make
7537 more understandable.
7538 (df_rd_confluence_n): Add code to do nothing with fake edges and
7539 code to no apply invalidate_by_call sets if the sets are being trimmed.
7540 (df_lr_local_finalize): Renamed to df_lr_finalize.
7541 (df_live_local_finalize): Renamed to df_live_finalize.
7543 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7546 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
7547 deciding whether to use reciprocal instructions.
7549 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
7551 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
7552 dwarf2out_note_section_used if cold_text_section is NULL.
7554 2008-01-19 Jakub Jelinek <jakub@redhat.com>
7556 PR gcov-profile/34610
7557 * tree-cfg.c (make_edges): Mark both outgoing edges from
7558 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
7559 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
7560 from OMP_FOR and OMP_CONTINUE outgoing edges.
7562 * tree-profile.c (tree_profiling): Return early if
7563 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
7565 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
7566 from cfun to child_cfun.
7567 * function.h (struct function): Add after_tree_profile bit.
7569 2008-01-19 Anatoly Sokolov <aesok@post.ru>
7571 * config/avr/avr.S (_exit): Disable interrupt.
7573 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7574 Steven Bosscher <stevenb.gcc@gmail.com>
7576 PR rtl-optimization/26854
7577 PR rtl-optimization/34400
7578 * df-problems.c (df_live_scratch): New scratch bitmap.
7579 (df_live_alloc): Allocate df_live_scratch when doing df_live.
7580 (df_live_reset): Clear the proper bitmaps.
7581 (df_live_bb_local_compute): Only process the artificial defs once
7582 since the order is not important.
7583 (df_live_init): Init the df_live sets only with the variables
7584 found live by df_lr.
7585 (df_live_transfer_function): Use the df_lr sets to prune the
7586 df_live sets as they are being computed.
7587 (df_live_free): Free df_live_scratch.
7589 2008-01-18 Ian Lance Taylor <iant@google.com>
7591 * common.opt: Add fmerge-debug-strings.
7592 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
7593 flag_merge_debug_strings rather than flag_merge_constants.
7594 * doc/invoke.texi (Option Summary): Mention
7595 -fmerge-debug-strings.
7596 (Debugging Options): Document -fmerge-debug-strings.
7598 2008-01-18 Ian Lance Taylor <iant@google.com>
7601 * tree.h (DECL_IS_OPERATOR_NEW): Define.
7602 (struct tree_function_decl): Add new field operator_new_flag.
7603 * tree-inline.c (expand_call_inline): When inlining a call to
7604 operator new, force the return value to go into a variable, and
7605 set DECL_NO_TBAA_P on that variable.
7606 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
7608 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
7611 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
7612 DWARF2_DEBUGGING_INFO.
7613 (dwarf2out_note_section_used): Ditto. Add prototype.
7614 (have_multiple_function_sections, text_section_used,
7615 cold_text_section_used, *cold_text_sections): Move declarations
7618 2008-01-17 Bob Wilson <bob.wilson@acm.org>
7620 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
7621 field and add signal_ra.
7622 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
7623 assignments to frame state pc. Move end of stack check after
7624 MD_FALLBACK_FRAME_STATE_FOR.
7625 (uw_update_context_1): Use frame state signal_regs if set, instead
7626 of checking signal_frame flag.
7627 (uw_update_context): Use frame state signal_ra if set.
7628 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
7629 * config/xtensa/linux-unwind.h: New file.
7631 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
7633 * modulo-sched.c (get_sched_window): Fix comment typo.
7635 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
7637 PR tree-optimization/34648
7638 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
7640 2008-01-17 Anatoly Sokolov <aesok@post.ru>
7642 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
7643 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
7645 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
7647 PR rtl-optimization/34400
7648 * df-core.c (df_worklist_dataflow_overeager,
7649 df_worklist_dataflow_doublequeue): New functions.
7650 (df_worklist_dataflow): Two different worklist solvers.
7651 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
7654 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7657 * doc/invoke.texi: Document the dependence on pthread for fopenmp
7658 and ftree-parallelize-loops.
7660 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
7662 PR rtl-optimization/34826
7663 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
7665 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
7667 * global.c (find_reg): Mark the eh regs as used if necessary.
7668 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
7669 * ra.h (struct allocno): no_eh_reg field added. Changed
7670 no_stack_reg type to bitfield.
7672 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
7674 * tree.c (substitute_in_expr): Add missing 'break'.
7676 2008-01-17 Richard Guenther <rguenther@suse.de>
7678 PR tree-optimization/34825
7679 * tree-ssa-math-opts.c (is_division_by): Do not recognize
7680 x / x as division to handle.
7682 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7684 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
7685 "-pthread" is specified.
7686 * pa-hpux11.h (LIB_SPEC): Likewise.
7688 2008-01-16 Janis Johnson <janis187@us.ibm.com>
7689 Peter Bergner <bergner@vnet.ibm.com>
7691 PR rtl-optimization/33796
7692 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
7694 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7696 PR libgfortran/34699
7697 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
7699 * pa-hpux10.h (LINK_SPEC): Likewise.
7700 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
7702 2008-01-16 Richard Guenther <rguenther@suse.de>
7705 * fold-const.c (fold_convert_const_int_from_int): Do not
7706 set overflow if that occured only because of a sign extension
7707 change when converting from/to a sizetype with the same
7708 precision and signedness.
7710 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7713 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
7714 location address to the correct place. Update copyright year.
7716 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7718 * lambda-code.c (lambda_transform_legal_p): Handle the case of
7719 no dependences in the dependence_relations vector.
7721 2008-01-16 Jan Hubicka <jh@suse.cz>
7723 PR rtl-optimization/31396
7724 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
7725 * cfg.c (dump_reg_info): Print it.
7726 * regs.h (struct reg_info_t): add freq_calls_crossed.
7727 (REG_FREQ_CALLS_CROSSED): New macro.
7728 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
7729 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
7730 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
7731 regmove_optimize): Update call crossed frequencies.
7732 * local-alloc.c (struct qty): Add freq_calls_crossed.
7733 (alloc_qty): Copute freq_calls_crossed.
7734 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
7735 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
7736 * ra.h (struct allocno): Add freq_calls_crossed.
7738 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7740 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
7741 libgomp when compiling with ftree-parallelize-loops.
7742 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
7744 2008-01-16 Richard Guenther <rguenther@suse.de>
7746 PR tree-optimization/34769
7747 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
7748 * tree.c (int_cst_value): Instead make this function more
7749 permissive in what it accepts as valid input. Document this
7750 function always sign-extends the value.
7752 2008-01-16 Jakub Jelinek <jakub@redhat.com>
7753 Richard Guenther <rguenther@suse.de>
7756 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
7757 (gimple_fold_indirect_ref_rhs): ... this.
7758 (gimple_fold_indirect_ref): New function with foldings
7759 that preserve lvalueness.
7760 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
7761 * tree-flow.h (gimple_fold_indirect_ref): Declare.
7762 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
7763 to fold an INDIRECT_REF, fall back to the old use of
7764 fold_indirect_ref_1.
7766 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7768 * tree-data-ref.c (subscript_dependence_tester_1): Call
7769 free_conflict_function.
7770 (compute_self_dependence): Same.
7772 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7775 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
7776 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
7778 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
7779 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
7780 for DWARF2_UNWIND_INFO targets.
7782 2008-01-16 Richard Guenther <rguenther@suse.de>
7785 * c-typeck.c (common_pointer_type): Do not merge inconsistent
7786 type qualifiers for function types.
7788 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
7790 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
7791 loop_iterator li from previous commit.
7793 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
7795 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
7797 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7799 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
7800 (parallelize_loops): Don't parallelize irreducible components.
7802 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7805 * c-opts (c_common_post_options): Do not enable CPP
7806 flag_pedantic_errors by default.
7808 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
7810 PR rtl-optimization/31944
7811 * cse.c (remove_pseudo_from_table): New function.
7812 (merge_equiv_classes): Use above function to remove pseudo-registers.
7813 (invalidate): Likewise.
7815 2008-01-13 Richard Guenther <rguenther@suse.de>
7818 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
7819 instead of TYPE_MODE to deal with calls from expand_one_error_var.
7821 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
7823 * gcse.c (cprop_jump): Call validate_unshare_change instead of
7824 validate_change to unshare the source of the PC set.
7826 2008-01-12 Jan Hubicka <jh@suse.cz>
7829 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
7830 references above array bounds. This might trigger bounds checks for
7833 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7835 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
7836 new_replaceable_dependencies.
7838 2008-01-12 Doug Kwan <dougkwan@google.com>
7840 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
7841 instead of OPT_Wreturn_type in warning due to ignored return type
7843 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
7844 options included in -Wextra.
7845 * c.opt: New option -Wignored_qualifiers.
7846 * doc/invoke.texi (Warning Options, -Wextra): Add new option
7847 -Wignore_qualifiers.
7848 (-Wignored-qualifiers): Document.
7849 (-Wreturn-type): Remove description of functionality now handled
7850 by -Wignored-qualifiers.
7852 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
7855 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
7856 NOP_EXPR if it is between integral types with the same precision.
7858 2008-01-12 Jan Hubicka <jh@suse.cz>
7861 * invoke.texi (max-inline-recursive-depth): Fix default value.
7863 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
7865 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
7868 2008-01-11 Bob Wilson <bob.wilson@acm.org>
7870 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
7872 2008-01-11 James E. Wilson <wilson@specifix.com>
7875 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
7877 2008-01-11 Anatoly Sokolov <aesok@post.ru>
7879 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
7880 save/restore frame pointer register and don't use 'call-prologues'
7881 optimization in function with "OS_task" attribute.
7883 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
7886 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
7887 when copying to memory.
7889 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
7891 PR rtl-optimization/30905
7892 * cfgcleanup.c: Include dce.h
7893 (crossjumps_occured): New global variable.
7894 (try_crossjump_bb): Exit loop after finding a fallthru edge.
7895 If something changed, set crossjumps_occured to true.
7896 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
7897 Don't add/remove fake edges to exit here...
7898 (cleanup_cfg): ...but do it here, when crossjumping.
7899 Run a fast DCE when successful crossjumps occured in the latest
7900 iteration of try_optimize_cfg.
7902 2008-01-11 Richard Guenther <rguenther@suse.de>
7904 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
7905 (struct vn_unary_op_s): Likewise.
7906 (vn_reference_insert): Free old reference on hash collision.
7908 2008-01-10 Raksit Ashok <raksit@google.com>
7910 PR rtl-optimization/27971
7911 * combine.c (find_split_point): Split PLUS expressions which are
7912 inside a MEM rtx, and whose first operand is complex.
7914 2008-01-10 DJ Delorie <dj@redhat.com>
7916 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
7917 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
7918 (m32c_hard_regno_ok): Call the underlying function.
7920 2008-01-10 Richard Guenther <rguenther@suse.de>
7923 * tree-cfg.c (tree_merge_blocks): Do not go through the
7924 full-blown folding and stmt updating path if we just deal
7925 with virtual operands.
7926 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
7927 test for abnormal SSA_NAMEs.
7929 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
7932 * reload.c (push_reload): Add assertions. All constants from
7933 reg_equiv_constant should have been used for replacing the respective
7935 (find_reloads_address): Invoke find_reloads_address_part for
7936 constant taken from the reg_equiv_constant array.
7938 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
7940 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
7941 field (valnum) the first in the struct. Replace bools with
7944 2008-01-10 Richard Guenther <rguenther@suse.de>
7946 PR tree-optimization/34651
7947 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
7948 types and ordering for masking and converting.
7950 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
7952 PR tree-optimization/34017
7953 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
7954 also for PHI_NODE expressions.
7956 2008-01-09 Jan Hubicka <jh@suse.cz>
7958 PR tree-optimization/34708
7959 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
7960 based on number of case labels.
7961 (init_inline_once): Remove switch_cost.
7962 * tree-inline.h (eni_weights_d): Remove switch_cost.
7964 2008-01-09 Richard Guenther <rguenther@suse.de>
7965 Andrew Pinski <andrew_pinski@playstation.sony.com>
7968 * gimplify.c (gimplify_cond_expr): Do not create an addressable
7969 temporary if an rvalue is ok or an lvalue is not required.
7971 2008-01-09 Richard Guenther <rguenther@suse.de>
7974 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
7977 2008-01-09 Richard Guenther <rguenther@suse.de>
7980 * tree.c (host_integerp): Check for sizetype only if the
7981 type is an integer type.
7983 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
7986 * opts.c (decode_options): Disable inlining of functions called
7987 once if not in unit-at-a-time mode.
7989 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
7991 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
7993 2008-01-08 Richard Guenther <rguenther@suse.de>
7996 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
7997 out early if the result will be unused.
7999 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
8004 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8005 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
8008 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
8010 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
8011 for vectorization tuned.
8013 2008-01-08 Richard Guenther <rguenther@suse.de>
8015 PR tree-optimization/34683
8016 * tree-ssa-operands.c (operand_build_cmp): Export.
8017 * tree-ssa-operands.h (operand_build_cmp): Declare.
8018 * tree-vn.c (vuses_compare): Remove.
8019 (sort_vuses): Use operand_build_cmp.
8020 (sort_vuses_heap): Likewise.
8021 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
8022 to re-use old VEC if available. Do not sort already sorted VUSEs.
8023 (vdefs_to_vec): Do not sort already sorted VDEFs.
8025 2008-01-08 Jakub Jelinek <jakub@redhat.com>
8028 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
8030 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
8033 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
8034 limitations of reciprocal sequences on x86 targets.
8036 2008-01-08 Richard Guenther <rguenther@suse.de>
8038 PR tree-optimization/34683
8039 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
8041 2008-01-07 Jakub Jelinek <jakub@redhat.com>
8044 * config/darwin.c (darwin_mergeable_string_section): Don't use
8045 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
8047 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
8050 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
8051 negxf2. Macroize expander using X87MODEF mode iterator. Change
8052 predicates of op0 and op1 to register_operand.
8053 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
8054 expander using X87MODEF mode iterator. Change predicates of
8055 op0 and op1 to register_operand.
8056 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
8057 corresponding patterns and macroize using MODEF macro. Change
8058 predicates of op0 and op1 to register_operand and remove
8059 "m" constraint. Disparage "r" alternative with "!".
8060 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
8061 macroize using X87MODEF macro. Change predicates of op0 and op1
8062 to register_operand and remove "m" constraint. Disparage "r"
8063 alternative with "!".
8064 (absneg splitter with memory operands): Remove.
8065 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
8066 patterns and macroize using X87MODEF mode iterator.
8067 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
8068 Change predicate of op1 to register_operand.
8069 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
8070 for memory operands.
8072 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
8074 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
8076 2008-01-07 Richard Guenther <rguenther@suse.de>
8078 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
8081 2008-01-07 Richard Guenther <rguenther@suse.de>
8083 PR tree-optimization/34683
8084 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
8085 VOPs of the needed size to save memory. Use VEC_quick_push
8086 to save compile-time.
8087 (vdefs_to_vec): Likewise.
8089 2008-01-07 Sa Liu <saliu@de.ibm.com>
8091 * config/spu/spu.md (divdf3): Genetate inline code for double
8092 division. The implementation doesn't handle INF or NAN, therefore it
8093 only applies when -ffinite-math-only is given.
8095 2008-01-06 Paolo Carlini <pcarlini@suse.de>
8098 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
8099 * doc/cpp.texi ([Common Predefined Macros]): Document.
8101 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
8103 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
8104 order to use commutative addition instead of subtraction.
8106 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8107 Mircea Namolaru <namolaru@il.ibm.com>
8108 Vladimir Yanovsky <yanov@il.ibm.com>
8109 Revital Eres <eres@il.ibm.com>
8111 PR tree-optimization/34263
8112 * tree-outof-ssa.c (process_single_block_loop_latch,
8113 contains_tree_r): New functions.
8114 (analyze_edges_for_bb): Call process_single_block_loop_latch
8115 function to empty single-basic-block latch block if possible.
8117 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8119 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
8121 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
8123 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
8125 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
8127 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
8129 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
8131 2008-01-05 Jakub Jelinek <jakub@redhat.com>
8133 PR tree-optimization/34618
8134 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
8137 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8140 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
8141 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
8142 Update copyright year.
8144 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
8145 Update copyright year.
8146 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
8149 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
8151 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
8152 edge does not point to current bb before changing need_assert.
8154 2008-01-04 Richard Guenther <rguenther@suse.de>
8157 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
8158 for verifying purposes if they are is_gimple_min_invariant.
8160 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
8162 PR tree-optimization/34448
8163 PR tree-optimization/34465
8164 * gimplify.c (gimplify_init_constructor): Add new parameter
8165 notify_temp_creation. Use it.
8166 (gimplify_modify_expr_rhs): Take volatiles into account when
8167 optimizing constructors.
8168 Do not optimize constructors if gimplify_init_constructor will dump to
8170 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
8171 * gcc.c-torture/compile/pr34448.c: New.
8173 2008-01-04 Jakub Jelinek <jakub@redhat.com>
8175 PR gcov-profile/34609
8176 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
8177 return_slot if result is TREE_ADDRESSABLE.
8179 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
8181 * config/mips/mips.md (sqrt_condition): Tweak comment.
8182 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
8184 2008-01-03 Tom Tromey <tromey@redhat.com>
8187 * c-common.c (c_type_hash): Handle VLAs.
8189 2008-01-03 Jan Hubicka <jh@suse.cz>
8191 PR tree-optimization/31081
8192 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
8193 0 when inlining and not inlining to first basic block.
8194 (remap_decl): When var is initialized to 0, don't set default_def.
8195 (expand_call_inline): Set entry_bb.
8196 * tree-inline.h (copy_body_data): Add entry_bb.
8198 2008-01-03 Jakub Jelinek <jakub@redhat.com>
8201 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
8204 PR tree-optimization/29484
8205 * tree-inline.c (inline_forbidden_p_2): New function.
8206 (inline_forbidden_p): Disallow inlining if some static var
8207 has an address of a local LABEL_DECL in its initializer.
8208 * doc/extend.texi (Labels as Values): Document &&foo behaviour
8211 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
8213 PR tree-optimization/34635
8214 * tree-data-ref.c (add_other_self_distances): Make sure that the
8215 evolution step is constant.
8217 2008-01-03 Jakub Jelinek <jakub@redhat.com>
8220 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
8222 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
8224 * tree-sra.c (scalarize_init): Insert the generate_element_init
8225 statements after the generate_element_zero statements.
8227 2008-01-02 Richard Guenther <rguenther@suse.de>
8231 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
8232 for very large number of operands instead of ICEing.
8234 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
8237 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
8238 while stack probing.
8240 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
8242 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
8245 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
8248 * tree-mudflap.c (mx_register_decls): Guard warning by
8249 !DECL_ARTIFICIAL check.
8251 2008-01-01 Jakub Jelinek <jakub@redhat.com>
8253 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
8254 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
8255 sse5_perm<mode>): Fix constraints.