1 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
3 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
5 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
8 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
10 * doc/invoke.texi (max-flow-memory-locations): Removed.
11 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
13 2008-05-03 Richard Guenther <rguenther@suse.de>
16 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
18 2008-05-02 David S. Miller <davem@davemloft.net>
20 * config.gcc (need_64bit_hwint): Document libcpp dependency.
22 2008-05-02 Simon Baldwin <simonb@google.com>
25 * c-common.h (warn_array_subscript_range): Removed.
26 * c-common.c (warn_array_subscript_range): Ditto.
27 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
28 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
30 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
32 * config/i386/i386.c (ix86_special_builtin_type): New.
33 (bdesc_special_args): Likewise.
34 (ix86_expand_special_args_builtin): Likewise.
35 (ix86_init_mmx_sse_builtins): Updated.
36 (ix86_expand_builtin): Updated.
37 (ix86_expand_store_builtin): Removed.
38 (ix86_expand_unop_builtin): Likewise.
40 * config/i386/mm3dnow.h (__v2sf): Moved to ...
41 * config/i386/mmintrin.h (__v2sf): Here.
43 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
45 (_mm_loadl_pi): Likewise.
46 (_mm_storeh_pi): Replace __v2si with __v2sf.
47 (_mm_storel_pi): Likewise.
49 * doc/extend.texi: Correct __builtin_ia32_loadhps,
50 __builtin_ia32_loadlps, __builtin_ia32_storehps,
51 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
52 __builtin_ia32_loadlpd.
54 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
56 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
57 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
58 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
59 (ix86_init_mmx_sse_builtins): Updated.
60 (ix86_expand_args_builtin): Likewise.
61 (ix86_expand_builtin): Likewise.
62 (ix86_expand_unop1_builtin): Renamed to ...
63 (ix86_expand_unop_vec_merge_builtin): This.
65 2008-05-01 Jan Hubicka <jh@suse.cz>
68 * ipa-inline.c (inline_generate_summary): Make static.
69 (inline_transform): Do not call inlining at -O0; make static.
70 * passes.c (execute_todo): Add sanity check.
71 (execute_one_ipa_transform_pass): Execute proper flags.
73 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
75 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
76 (DECL_NONADDRESSABLE_P): Likewise.
77 * alias.c (record_component_aliases): Fix comment.
79 2008-05-01 Simon Baldwin <simonb@google.com>
81 * c-common.h (warn_array_subscript_range): New function.
82 * c-common.c (warn_array_subscript_range): Ditto.
83 * tree-vrp.c (check_array_ref): Corrected code to agree with
84 comment, ignoring only arrays of size 0 or size 1.
85 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
87 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
89 * config/i386/i386.c (ix86_builtin_type): Replace
90 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
91 (bdesc_args): Updated.
92 (ix86_init_mmx_sse_builtins): Likewise.
93 (ix86_expand_args_builtin): Likewise.
95 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
98 * doc/extend.texi: Correct __builtin_ia32_palignr.
100 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
103 * config/i386/i386.c (bdesc_crc32): Removed.
104 (ix86_expand_crc32): Likewise.
105 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
106 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
107 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
108 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
109 UINT_FTYPE_UINT_UCHAR.
110 (bdesc_args): Updated. Add crc32 builtins.
111 (ix86_init_mmx_sse_builtins): Updated.
112 (ix86_expand_args_builtin): Updated to support subreg.
114 * doc/extend.texi: Correct __builtin_ia32_crc32di.
116 2008-05-01 Jan Hubicka <jh@suse.cz>
118 * tree-pass.h (opt_pass): Add IPA_PASS.
119 (varpool_node, cgraph_node): Forward declare.
120 (ipa_opt_pass): Define.
121 (pass_ipa_inline): Turn into ipa_opt_pass.
122 (pass_apply_inline): Remove.
123 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
124 (apply_inline): Turn into ....
125 (inline_transform): ... this one.
126 (inline_generate_summary): New function.
127 (pass_apply_inline): Remove.
128 * function.h (ipa_opt_pass): Forward declare structure; typedef;
130 (struct function): Add ipa_transforms_to_apply.
131 * passes.c (register_one_dump_file): Work on IPA_PASS.
132 (init_optimization_passes): Remove pass_inline_parameters and
134 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
135 (execute_one_pass) ... here; apply transforms when possible.
136 (add_ipa_transform_pass, execute_ipa_summary_asses,
137 execute_one_ipa_transform_pass): New.
138 (execute_ipa_pass_list): Update for IPA_PASS type.
140 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
142 * config/i386/i386.c (ix86_builtin_type): Add
143 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
144 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
145 (bdesc_args): Add SSE4a builtins.
146 (ix86_init_mmx_sse_builtins): Updated.
147 (ix86_expand_args_builtin): Likewise.
148 (ix86_expand_builtin): Likewise.
150 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
152 * config/i386/i386.c (ix86_builtin_type): Add
153 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
154 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
155 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
156 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
157 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
158 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
159 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
160 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
161 and DI_FTYPE_DI_DI_INT.
162 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
163 (ix86_init_mmx_sse_builtins): Updated.
164 (ix86_expand_args_builtin): Likewise.
165 (ix86_expand_builtin): Likewise.
166 (ix86_expand_binop_imm_builtin): Removed.
168 * doc/extend.texi: Correct __builtin_ia32_palignr128.
170 2008-04-30 Richard Guenther <rguenther@suse.de>
172 PR tree-optimization/32921
173 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
175 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
177 * config/arm/arm.c (arm_unwind_emit): Use
178 crtl->all_throwers_are_sibcalls instead of
179 cfun->all_throwers_are_sibcalls.
180 (arm_output_fn_unwind): Likewise.
181 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
182 instead of cfun->uses_pic_offset_table.
183 (frv_expand_prologue): Likewise.
184 (frv_frame_pointer_required): Likewise.
185 (frv_expand_fdpic_call): Likewise.
186 (frv_emit_movsi): Likewise.
187 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
188 cfun->returns_pcc_struct instead of
189 current_function_returns_pcc_struct.
190 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
191 instead of cfun->calls_eh_return.
192 (m32c_pushm_popm): Likewise.
193 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
194 "extern" declaration.
196 2008-04-30 Richard Guenther <rguenther@suse.de>
198 PR tree-optimization/21636
199 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
201 (evaluate_stmt): Print the likely value.
202 (ccp_visit_stmt): Avoid excessive vertical spacing.
204 2008-04-30 Rafael Espindola <espindola@google.com>
206 * builtins.c (fold_call_expr): Return realret.
207 * tree-ssa-threadedge.c
208 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
209 __builtin_object_size.
211 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
213 * gcc.c (wrapper_string): New variable.
214 (insert_wrapper): New function.
215 (execute): New option -wrapper.
216 * doc/invoke.texi (Overall Options): New driver option -wrapper.
218 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
220 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
221 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
222 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
224 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
225 * config/rs6000/e500crtres32gpr.asm,
226 config/rs6000/e500crtres64gpr.asm
227 config/rs6000/e500crtres64gprctr.asm,
228 config/rs6000/e500crtrest32gpr.asm
229 config/rs6000/e500crtrest64gpr.asm,
230 config/rs6000/e500crtresx32gpr.asm
231 config/rs6000/e500crtresx64gpr.asm,
232 config/rs6000/e500crtsav32gpr.asm
233 config/rs6000/e500crtsav64gpr.asm,
234 config/rs6000/e500crtsav64gprctr.asm
235 config/rs6000/e500crtsavg32gpr.asm,
236 config/rs6000/e500crtsavg64gpr.asm
237 config/rs6000/e500crtsavg64gprctr.asm: New files.
238 * config/rs6000/t-ppccomm: Add build rules for new files.
239 (LIB2FUNCS_STATIC_EXTRA): Add new files.
240 * config/rs6000/t-netbsd: Add build rules for new files.
241 (LIB2FUNCS_STATIC_EXTRA): New variable.
242 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
243 (CRTSAVRES_DEFAULT_SPEC): Likewise.
244 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
246 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
248 * config/i386/i386.c (ix86_builtin_type): Add
249 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
250 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
251 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
252 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
253 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
254 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
255 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
256 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
257 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
258 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
259 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
260 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
261 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
262 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
263 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
264 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
265 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
266 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
267 V1DI_FTYPE_V2SI_V2SI.
268 (bdesc_2arg): Moved to ...
270 (ix86_init_mmx_sse_builtins): Updated.
271 (ix86_expand_args_builtin): Updated. Take a pointer
272 to const struct builtin_description. Handle comparison
274 (ix86_expand_sse_compare): Take a new argument for swapping
276 (ix86_expand_builtin): Updated.
278 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
279 (ssse3_pmaddubsw128): This.
280 (ssse3_pmaddubswv4hi3): Renamed to ...
281 (ssse3_pmaddubsw): This.
283 * doc/extend.texi (__builtin_ia32_packsswb128): Correct
285 (__builtin_ia32_packssdw128): Likewise.
286 )__builtin_ia32_packuswb128): Likewise.
287 (__builtin_ia32_pmaddubsw): Likewise.
288 (__builtin_ia32_pmaddubsw128): Likewise.
290 2008-04-30 Richard Guenther <rguenther@suse.de>
292 PR tree-optimization/14847
293 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
294 (recognize_bits_test): Use it.
295 (recognize_single_bit_test): Likewise.
297 2008-04-30 Martin Jambor <mjambor@suse.cz>
299 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
300 instead of setting number of formal parameters to zero.
301 (ipcp_init_stage): Do not set the number of actual parameters to zero
303 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
304 which are called with variable number of arguments.
305 (ipcp_insert_stage): Explicitely skipping all nodes which are
306 called with variable number of arguments.
307 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
308 number of parameters.
310 * ipa-prop.h (struct ipa_node_params): Added flag
311 called_with_var_arguments
312 (ipa_set_param_count): Added. Changed sole setter to use it.
313 (ipa_get_param_count): Added. All readers of param_count
314 converted to use it instead.
315 (ipa_set_called_with_variable_arg): Added.
316 (ipa_is_called_with_var_arguments): Added.
317 (ipa_get_ith_param): Added. All readers of param_decls converted
319 (ipa_set_cs_argument_count): Added, sole writer to argument_count
321 (ipa_get_cs_argument_count): Added, all readers of argument_count
323 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
326 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
327 (struct ipcp_lattice): Renamed cval_type to type
328 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
330 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
331 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
332 (ipcp_insert_stage): Changed the type of variable cvalue to tree
333 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
334 (build_const_val): Changed the type of parameter cvalue to tree
335 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
336 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
338 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
341 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
342 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
343 (ipa_add_method): Renamed to ipa_push_func_to_list
344 (ipa_remove_method): Renamed to ipa_pop_func_from_list
345 (ipa_callsite_param_count): Removed.
346 (ipa_callsite_param_count_set): Removed.
347 (ipa_callsite_param): Removed.
348 (ipa_callsite_callee): Removed.
349 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
350 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
351 (ipa_method_formal_count): Removed.
352 (ipa_method_formal_count_set): Removed.
353 (ipa_method_get_tree): Removed.
354 (ipa_method_tree_map_create): Removed.
355 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
356 (ipa_create_param_decls_array): Creates the array itself
357 (ipa_create_param_decls_array): Temporary variable info instead of
359 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
360 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
362 (ipa_jf_get_info_type): Removed.
363 (ipa_node_create): Renamed to ipa_create_node_params
364 (ipa_free): Renamed to ipa_free_all_node_params
365 (ipa_nodes_create): Renamed to ipa_create_all_node_params
366 (ipa_edges_create): Renamed to ipa_create_all_edge_args
367 (ipa_edges_free): Renamed to ipa_free_all_edge_args
368 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
369 (ipa_free_all_node_params): Deallocation to jump_functions moved to
370 ipa_free_all_edge_args
371 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
372 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
373 (ipa_create_methodlist_node): Removed.
374 (ipa_methodlist_method): Removed.
375 (ipa_methodlist_method_set): Removed.
376 (ipa_methodlist_next_method): Removed.
377 (ipa_methodlist_next_method_set): Removed.
378 (ipa_method_is_modified): Removed.
379 (ipa_method_modify_create): Removed.
380 (ipa_method_modify_init): Temporary variable info instead of a few
382 (ipa_detect_param_modifications): Temporary variable info instead of
384 (ipa_compute_jump_functions): Temporary variable info instead of
386 (ipa_method_modify_set): Removed.
387 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
388 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
389 than craph_node as the first parameter.
390 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
391 (ipa_method_modify_init): Removed.
392 (ipa_compute_jump_functions): Added a temp variable instead of
393 repeatadly dereferencing the cgraph_edge.aux pointer
394 (ipa_callsite_param_set_type): Removed.
395 (ipa_compute_jump_functions): i renamed to index and moved to
397 (ipa_callsite_param_set_info_type_formal): Removed.
398 (ipa_callsite_param_set_info_type): Removed.
399 (ipa_callsite_param_map_create): Removed.
400 (ipa_callsite_tree): Removed.
401 (ipa_callsite_caller): Removed.
402 (ipa_pop_func_from_list): return_method removed to return_func
404 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
405 prefixed all values with IPA_. Changed all users.
406 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
407 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
408 and FORMAL_IPATYPE IPA_PASS_THROUGH.
409 (union parameter_info): Renamed to jump_func_value.
410 (union jump_func_value): Renamed value to constant
411 (struct ipa_jump_func): Renamed info_type to value
412 (struct ipa_node): Renamed to ipa_node_params
413 (struct ipa_node_params): Renamed ipa_arg_num to param_count
414 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
415 (struct ipa_node_params): Renamed ipa_mod to modified_flags
416 (struct ipa_edge): Renamed to ipa_edge_args
417 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
418 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
419 (struct ipa_methodlist): Renamed to ipa_func_list
420 (struct ipa_func_list): method_p renamed to node, next_method
422 (ipa_methodlist_p): Removed, switched all users to struct pointer
423 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
425 2008-04-30 Alan Modra <amodra@bigpond.net.au>
427 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
428 (rs6000_emit_epilogue): Use backchain to restore only when we
429 have a large frame. Make use of frame pointer to restore if we
430 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
432 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
434 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
435 Add mode to zero_extract.
436 (sign bit tests peepholes): (Ditto.).
438 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
440 * config/i386/i386.c (ix86_builtins): Replace Prescott New
441 Instructions in comments with SSE3.
442 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
443 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
444 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
445 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
446 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
447 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
448 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
449 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
450 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
451 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
452 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
453 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
454 (bdesc_sse_args): Renamed to ...
455 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
456 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
457 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
459 (bdesc_1arg): Moved to ...
461 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
462 Instructions in comments with SSE3.
463 (ix86_expand_sse_operands_builtin): Renamed to ...
464 (ix86_expand_args_builtin): This. Updated.
465 (ix86_expand_unop1_builtin): Update comments.
466 (ix86_expand_builtin): Updated.
468 2008-04-29 Richard Guenther <rguenther@suse.de>
470 PR tree-optimization/36078
471 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
472 Update virtual SSA form after cleaning up the CFG.
474 2008-04-29 Richard Guenther <rguenther@suse.de>
477 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
479 2008-04-29 Richard Guenther <rguenther@suse.de>
481 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
482 (compute_may_aliases): Do not call finalize_ref_all_pointers.
483 (compute_flow_insensitive_aliasing): Do not treat
484 PTR_IS_REF_ALL pointers special.
485 (get_smt_for): Likewise.
486 (may_alias_p): Re-structure.
487 (is_escape_site): A ref-all pointer conversion is not an escape site.
488 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
489 PTR_IS_REF_ALL pointers special.
490 * tree-ssa-structalias.h (struct alias_info): Remove
491 ref_all_symbol_mem_tag field.
492 (PTR_IS_REF_ALL): Remove.
494 2008-04-29 Richard Guenther <rguenther@suse.de>
497 * fold-const.c (extract_muldiv_1): In combining division constants
498 make sure to never overflow.
500 2008-04-29 Nick Clifton <nickc@redhat.com>
502 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
504 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
507 * optc-gen.awk: Work around HP-UX/IA awk bug.
509 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
511 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
514 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
517 * config/i386/i386.md
518 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
519 Change operand 1 predicate to nonimmediate_operand.
521 2008-04-28 Jakub Jelinek <jakub@redhat.com>
524 * dwarf2out.c (struct die_struct): Mark as chain_circular through
526 * gengtype.c (walk_type, write_func_for_structure): Handle
528 * doc/gty.texi: Document chain_circular.
530 2008-04-28 Richard Guenther <rguenther@suse.de>
532 PR tree-optimization/36066
533 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
536 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
539 * config/i386/i386.md
540 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
541 Use match_scratch instead of match_operand for operands 3 and 4.
543 2008-04-27 Richard Guenther <rguenther@suse.de>
545 PR tree-optimization/18754
546 PR tree-optimization/34223
547 * tree-pass.h (pass_complete_unrolli): Declare.
548 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
549 loop size before and after unconditionally of UL_NO_GROWTH in effect.
550 Rewrite loop into loop closed SSA form if it is not already.
551 (tree_unroll_loops_completely): Re-structure to iterate over
552 innermost loops with intermediate CFG cleanups.
553 Unroll outermost loops only if requested or the code does not grow
555 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
557 (tree_vectorize): Instead do so here.
558 (tree_complete_unroll): Also unroll outermost loops.
559 (tree_complete_unroll_inner): New function.
560 (gate_tree_complete_unroll_inner): Likewise.
561 (pass_complete_unrolli): New pass.
562 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
563 uses outside of the loop.
564 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
565 form if it is available.
566 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
567 * passes.c (init_optimization_passes): Schedule complete inner
568 loop unrolling pass before the first CCP pass after final inlining.
570 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
572 * targhooks.h (default_emutls_var_fields,
573 default_emutls_var_init): Declare.
574 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
575 * target.h (struct gcc_target): Add struct emutls member.
576 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
577 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
578 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
579 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
580 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
581 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
582 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
583 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
584 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
585 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
586 emit debug information.
587 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
588 * varasm.c: Include targhooks.h.
589 (emutls_object_section, emutls_tmpl_section): New.
590 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
591 (EMUTLS_SEPARATOR): New.
593 (get_emutls_object_name): New.
594 (default_emutls_var_fields): New, broken out of ...
595 (get_emutls_object_type): ... here. Adjust to use target hooks.
596 (get_emutls_init_templ_addr): Adjust to use target hooks.
597 (emutls_decl): Adjust to use target hooks.
598 (emutls_finish): Likewise.
599 (default_emutls_var_init): New, broken out of ...
600 (assemble_variable): ... here. Adjust to use target hooks.
601 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
603 * c-common.c (handle_section_attribute): Prevent overriding
604 sections for emulated tls with special sections.
605 * config/i386/i386.c (x86_64_elf_select_section): Add
606 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
607 (x86_64_elf_unique_section): Likewise.
608 * config/vxworks.c: Include tree.h.
609 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
610 (vxworks_override_options): Set TLS scheme.
611 * doc/tm.texi (Emulated TLS): New node.
613 2008-04-26 Simon Baldwin <simonb@google.com>
616 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
617 with propagated string constants.
619 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
621 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
622 constraint for operand 2 when operand 0 is memory operand.
623 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
624 operand 0 is memory operand.
625 (fix_trunc<mode>_i387_with_temp): Ditto.
626 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
627 operand 2 when operand 1 is memory operand.
628 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
629 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
630 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
631 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
632 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
633 operands 2,3 and 4 when operand 1 is memory operand.
634 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
636 (fistdi2_floor_with_temp): Ditto.
637 (fist<mode>2_floor_with_temp): Ditto.
638 (fistdi2_ceil_with_temp): Ditto.
639 (fist<mode>2_ceil_with_temp): Ditto.
640 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
642 2008-04-26 David Daney <ddaney@avtrex.com>
644 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
646 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
647 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
648 UNSPEC_UPDATE_GOT_VERSION): Renumber.
649 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
650 (compare_and_swap_12): New insn.
651 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
652 * config/mips/mips.c (mips_force_binary): New function.
653 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
654 (mips_expand_compare_and_swap_12): New function.
655 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
657 2008-04-25 Jan Hubicka <jh@suse.cz>
660 * cfgexpand.c (pass_expand): Turn into RTL pass.
661 * passes.c (execute_one_pass): Do pass typechecking after execution.
662 * tree-pass.h (pass_expand): Turn into RTL pass.
664 * function.h (struct rtl_data): Move here fields
665 accesses_prior_frames, calls_eh_return, saves_all_registers,
666 has_nonlocal_goto, has_asm_statement, is_thunk,
667 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
668 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
669 arg_pointer_save_area_init from struct function; turn into bool.
670 (struct function): Move
671 calls_eh_return, saves_all_registers, has_nonlocal_goto,
672 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
673 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
674 tail_call_emit, arg_pointer_save_area_init
675 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
676 (current_function_returns_struct, current_function_returns_pcc_struct,
677 current_function_calls_setjmp, current_function_calls_alloca,
678 current_function_accesses_prior_frames,
679 current_function_calls_eh_return, current_function_is_thunk,
680 current_function_stdarg, current_function_profile,
681 current_function_limit_stack, current_function_uses_pic_offset_table,
682 current_function_uses_const_pool, current_function_has_nonlocal_label,
683 current_function_saves_all_registers,
684 current_function_has_nonlocal_goto,
685 current_function_has_asm_statement): Remove accesor macros.
686 * ra-conflict.c (global_conflicts): Update.
687 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
688 (suitable_for_tail_call_opt_p): Update.
689 * builtins.c (expand_builtin_return_addr): Update.
690 (expand_builtin_setjmp_setup): Update.
691 (expand_builtin_nonlocal_goto): Update.
692 * final.c (final_start_function): Update.
693 (profile_function): Update.
694 (leaf_function_p): Update.
695 (only_leaf_regs_used): Update.
696 * df-scan.c (df_get_exit_block_use_set): Update.
697 * dojump.c (clear_pending_stack_adjust): Update.
698 * tree-stdarg.c (gate_optimize_stdarg): Update.
699 * gimple-low.c (lower_function_body): Update.
700 * global.c (compute_regsets): Update.
701 (global_alloc): Update.
702 * dwarf2out.c (dwarf2out_begin_prologue): Update.
703 * expr.c (expand_assignment): Update.
704 * dse.c (dse_step0): Update.
706 * c-decl.c (store_parm_decls): Update.
707 * local-alloc.c (combine_regs): Update.
708 (find_free_reg): Update.
709 * function.c (assign_parms_augmented_arg_list): Update.
710 (assign_parm_find_data_types): Update.
711 (assign_parms): Update.
712 (allocate_struct_function): Update.
713 (expand_function_start): Update.
714 (expand_function_end): Update.
715 (get_arg_pointer_save_area): Update.
716 (thread_prologue_and_epilogue_insns): Update.
717 (rest_of_match_asm_constraints): Update.
718 * stor-layout.c (variable_size): Update.
719 * gcse.c (gcse_main): Update.
720 (bypass_jumps): Update.
721 * gimplify.c (gimplify_function_tree): Update.
722 * calls.c (emit_call_1): Update.
723 (expand_call): Update.
724 * bt-load.c (compute_defs_uses_and_gen): Update.
725 * except.c (sjlj_assign_call_site_values): Update.
726 (sjlj_emit_function_enter): Update.
727 (can_throw_external): Update.
728 (set_nothrow_function_flags): Update.
729 (expand_builtin_unwind_init): Update.
730 (expand_eh_return): Update.
731 (convert_to_eh_region_ranges): Update.
732 (output_function_exception_table): Update.
733 * emit-rtl.c (gen_tmp_stack_mem): Update.
734 * cfgexpand.c (expand_used_vars): Update.
735 (tree_expand_cfg): Update.
736 * cfgcleanup.c (rest_of_handle_jump): Update.
737 * explow.c (allocate_dynamic_stack_space): Update.
738 * varasm.c (assemble_start_function): Update.
739 (force_const_mem): Update.
740 (mark_constant_pool): Update.
741 * tree-optimize.c (tree_rest_of_compilation): Update.
742 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
743 * tree-cfg.c (notice_special_calls): Update.
744 (is_ctrl_altering_stmt): Update.
745 (tree_can_make_abnormal_goto): Update.
746 (tree_purge_dead_abnormal_call_edges): Update.
747 * config/alpha/predicates.md: Update.
748 * config/alpha/alpha.c (alpha_sa_mask): Update.
749 (alpha_sa_size): Update.
750 (alpha_does_function_need_gp): Update.
751 (alpha_expand_prologue): Update.
752 (alpha_start_function): Update.
753 (alpha_output_function_end_prologue): Update.
754 (alpha_expand_epilogue): Update.
755 * config/frv/frv.c (frv_stack_info): Update.
756 (frv_expand_epilogue): Update.
757 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
758 (s390_register_info): Update.
759 (s390_frame_info): Update.
760 (s390_init_frame_layout): Update.
761 (s390_can_eliminate): Update.
763 * config/spu/spu.c (spu_split_immediate): Update.
764 (need_to_save_reg): Update.
765 (spu_expand_prologue): Update.
766 (spu_expand_epilogue): Update.
767 * config/sparc/sparc.md: Update.
768 * config/sparc/sparc.c (eligible_for_return_delay): Update.
769 (sparc_tls_got): Update.
770 (legitimize_pic_address): Update.
771 (sparc_emit_call_insn): Update.
772 (sparc_expand_prologue): Update.
773 (output_return): Update.
774 (print_operand): Update.
775 (sparc_function_ok_for_sibcall): Update.
776 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
777 * config/m32r/m32r.md: Update.
778 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
779 (m32r_compute_frame_size): Update.
780 (m32r_expand_prologue): Update.
781 (m32r_expand_epilogue): Update.
782 (m32r_legitimize_pic_address): Update.
783 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
784 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
785 * config/i386/i386.c (ix86_frame_pointer_required): Update.
787 (ix86_save_reg): Update.
788 (ix86_compute_frame_layout): Update.
789 (ix86_expand_prologue): Update.
790 (ix86_expand_epilogue): Update.
791 * config/sh/sh.c (output_stack_adjust): Update.
792 (calc_live_regs): Update.
793 (sh5_schedule_saves): Update.
794 (sh_expand_prologue): Update.
795 (sh_expand_epilogue): Update.
796 (sh_setup_incoming_varargs): Update.
797 (sh_allocate_initial_value): Update.
798 (sh_get_pr_initial_val): Update.
799 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
800 * config/sh/sh.md (label:): Update.
801 * config/avr/avr.c (out_movhi_mr_r): Update.
802 * config/crx/crx.h (enum): Update.
803 * config/xtensa/xtensa.h (along): Update.
804 * config/stormy16/stormy16.c Update.
805 (xstormy16_compute_stack_layout): Update.
806 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
807 (fr30_expand_prologue): Update.
808 * config/cris/cris.c (cris_conditional_register_usage): Update.
809 (cris_reg_saved_in_regsave_area): Update.
810 (cris_initial_frame_pointer_offset): Update.
811 (cris_simple_epilogue): Update.
812 (cris_expand_prologue): Update.
813 (cris_expand_epilogue): Update.
814 (cris_expand_pic_call_address): Update.
815 (cris_asm_output_symbol_ref): Update.
816 (cris_asm_output_label_ref): Update.
817 * config/cris/cris.md Update.
818 * config/iq2000/iq2000.c (compute_frame_size): Update.
819 (iq2000_expand_epilogue): Update.
820 * config/mt/mt.h (save_direction): Update.
821 * config/mn10300/mn10300.c (mn10300_function_value): Update.
822 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
823 (ia64_secondary_reload_class): Update.
824 * config/m68k/m68k.c (m68k_save_reg): Update.
825 (m68k_expand_prologue): Update.
826 (m68k_expand_epilogue): Update.
827 (legitimize_pic_address): Update.
828 * config/rs6000/rs6000.c (rs6000_got_register): Update.
829 (first_reg_to_save): Update.
830 (first_altivec_reg_to_save): Update.
831 (compute_vrsave_mask): Update.
832 (compute_save_world_info): Update.
833 (rs6000_stack_info): Update.
834 (spe_func_has_64bit_regs_p): Update.
835 (rs6000_ra_ever_killed): Update.
836 (rs6000_emit_eh_reg_restore): Update.
837 (rs6000_emit_allocate_stack): Update.
838 (rs6000_emit_prologue): Update.
839 (rs6000_emit_epilogue): Update.
840 (rs6000_output_function_epilogue): Update.
841 (output_profile_hook): Update.
842 (rs6000_elf_declare_function_name): Update.
843 * config/rs6000/rs6000.h (rs6000_args): Update.
844 * config/rs6000/rs6000.md: Update.
845 * config/mcore/mcore.c (mcore_expand_prolog): Update.
846 * config/arc/arc.c (arc_output_function_epilogue): Update.
847 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
848 * config/darwin.c (machopic_function_base_name): Update.
849 * config/score/score3.c (score3_compute_frame_size): Update.
852 (score3_epilogue): Update.
853 * config/score/score7.c (score7_compute_frame_size): Update.
854 (score7_prologue): Update.
855 (score7_epilogue): Update.
856 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
857 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
858 * config/arm/arm.c (use_return_insn): Update.
859 (require_pic_register): Update.
860 (arm_load_pic_register): Update.
861 (arm_compute_save_reg0_reg12_mask): Update.
862 (arm_compute_save_reg_mask): Update.
863 (thumb1_compute_save_reg_mask): Update.
864 (output_return_instruction): Update.
865 (arm_output_function_prologue): Update.
866 (arm_output_epilogue): Update.
867 (arm_get_frame_offsets): Update.
868 (arm_expand_prologue): Update.
869 (thumb_pushpop): Update.
870 (thumb_exit): Update.
871 (thumb1_expand_prologue): Update.
872 (thumb1_expand_epilogue): Update.
873 (arm_unwind_emit): Update.
874 (arm_output_fn_unwind): Update.
875 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
876 * config/arm/arm.md: Update.
877 * config/pa/pa.md: Update.
878 * config/pa/pa.c (legitimize_pic_address): Update.
879 (compute_frame_size): Update.
880 (hppa_expand_prologue): Update.
881 (hppa_expand_epilogue): Update.
882 (borx_reg_operand): Update.
883 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
884 (HARD_REGNO_RENAME_OK): Update.
885 * config/mips/mips.c (mips_global_pointer): Update.
886 (mips_save_reg_p): Update.
887 (mips_compute_frame_info): Update.
888 (mips_frame_pointer_required): Update.
889 (mips_expand_prologue): Update.
890 (mips_expand_epilogue): Update.
891 (mips_can_use_return_insn): Update.
892 (mips_reorg_process_insns): Update.
893 * config/v850/v850.c (compute_register_save_size): Update.
894 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
895 * config/mmix/mmix.c (along): Update.
896 (mmix_expand_epilogue): Update.
897 * config/bfin/bfin.c (legitimize_pic_address): Update.
898 (must_save_p): Update.
899 (stack_frame_needed_p): Update.
900 (add_to_reg): Update.
901 (bfin_expand_prologue): Update.
902 * stmt.c (expand_asm_operands): Update.
903 * reload1.c (reload): Update.
904 (init_elim_table): Update.
906 2008-04-25 Bob Wilson <bob.wilson@acm.org>
908 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
910 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
912 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with
914 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
915 (mov<mode>): Removed.
916 (*movv4sf_internal): Likewise.
917 (*movv2df_internal): Likewise.
919 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
921 * config.gcc (crx-*-elf): Remove deprecation.
923 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
925 * config/i386/cygming-crtend.c (register_frame_ctor): Register
926 __gcc_deregister_frame with atexit.
927 (deregister_frame_dtor): Remove.
929 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
930 Nathan Sidwell <nathan@codesourcery.com>
932 * config/rs6000/rs6000.opt (mspe): Remove Var property.
934 * config/rs6000/rs6000.h (rs6000_spe): Declare.
935 (rs6000_isel): Likewise.
936 * config/rs6000/rs6000.c (rs6000_spe): New variable.
937 (rs6000_isel): New variable.
938 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
940 2008-04-24 Jakub Jelinek <jakub@redhat.com>
943 * c-common.c (handle_vector_size_attribute): Call
944 lang_hooks.types.reconstruct_complex_type instead of
945 reconstruct_complex_type.
946 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
947 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
948 * langhooks.h (struct lang_hooks_for_types): Add
949 reconstruct_complex_type hook.
950 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
951 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
953 2008-04-24 Richard Guenther <rguenther@suse.de>
955 * c-common.h (check_builtin_function_arguments): Declare.
956 * c-common.c (validate_nargs): New function.
957 (check_builtin_function_arguments): Likewise.
958 * c-typeck.c (build_function_call): Call
959 check_builtin_function_arguments.
960 * builtins.c (fold_builtin_classify): Remove error reporting code.
961 (fold_builtin_unordered_cmp): Likewise.
962 (fold_builtin_1): Likewise.
963 (fold_builtin_n): Likewise.
965 2008-04-24 Jakub Jelinek <jakub@redhat.com>
967 PR tree-optimization/36008
968 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
969 the original op1, rather than delta by step.
971 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
972 Sebastian Pop <sebastian.pop@amd.com>
974 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
975 eliminate_local_variables_stmt, eliminate_local_variables,
976 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
977 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
978 of code delimited by two edges in the CFG.
979 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
980 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
981 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
982 the case of parallelisation of reductions.
983 (expr_invariant_in_region_p): New.
985 * tree-flow.h (gather_blocks_in_sese_region): Declared.
986 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
988 2008-04-24 Ira Rosen <irar@il.ibm.com>
989 Richard Guenther <rguenther@suse.de>
991 PR tree-optimization/36034
992 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
993 incapable of dealing with loads with gaps.
995 2008-04-24 Rafael Espindola <espindola@google.com>
997 * tree-flow.h (vrp_evaluate_conditional): Change signature.
998 * tree-ssa-propagate.c (fold_predicate_in): Update call to
999 vrp_evaluate_conditional.
1000 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
1001 (vrp_evaluate_conditional): Split the cond argument.
1002 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
1003 (simplify_stmt_for_jump_threading): Update call to
1004 vrp_evaluate_conditional.
1006 2008-04-24 Ira Rosen <irar@il.ibm.com>
1008 PR tree-optimization/35982
1009 * tree-vect-analyze.c (vect_check_interleaving): Check that the
1010 interleaved data-refs are of the same type.
1012 2008-04-24 Danny Smith <dannysmith@users.net>
1014 * c-format.c (check_format_info_main): Use strncmp rather than a
1015 magic prefix to handle multichar length specs.
1016 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
1017 Don't prefix "I64" and "I32" with '\0'.
1019 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1022 * config/i386/i386.c (init_cumulative_args): Don't pass anything
1023 in registers for -m32 only if stdarg_p (fntype).
1025 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
1027 PR rtl-optimization/36006
1028 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
1029 temp to op0 in order to avoid invalid rtx sharing.
1031 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
1033 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
1034 check TREE_INVARIANT.
1035 * tree-gimple.c (is_gimple_address): New.
1036 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
1037 * tree-gimple.h (is_gimple_address): New.
1038 * tree.h (decl_address_invariant_p): New.
1039 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
1040 (build_string): Likewise.
1041 (decl_address_invariant_p): New, from is_gimple_invariant_address.
1042 (tree_invariant_p_1): Likewise.
1043 (save_expr): Use it.
1044 (tree_invariant_p): New.
1045 (skip_simple_arithmetic): Use it.
1046 (stabilize_reference_1): Use it.
1047 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
1049 (build1_stat): Drop code to compute TREE_INVARIANT.
1050 (build2_stat): Drop code to compute TREE_INVARIANT.
1051 (build3_stat): Drop code to compute TREE_INVARIANT.
1052 (build4_stat): Drop code to compute TREE_INVARIANT.
1053 (build5_stat): Drop code to compute TREE_INVARIANT.
1054 (build7_stat): Drop code to compute TREE_INVARIANT.
1055 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
1056 * tree.h (struct tree_base): Remove invariant_flag.
1057 (TREE_INVARIANT): Remove.
1058 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
1059 (fold_builtin_expect): Check TREE_CONSTANT.
1060 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
1061 * c-tree.h (c_expr_to_decl): Drop third parameter.
1062 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
1063 (build_c_cast): Don't set TREE_INVARIANT.
1064 (pop_init_level): Don't set TREE_INVARIANT.
1065 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
1066 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
1068 (gimplify_init_constructor): Don't set TREE_INVARIANT.
1069 (gimplify_addr_expr): Adjust comment.
1070 * tree-mudflap.c (mf_build_string):
1071 * print-tree.c (print_node): Don't print TREE_INVARIANT.
1072 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
1073 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
1074 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
1075 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
1076 * langhooks.h (struct lang_hooks): Drop third parameter from
1079 2008-04-23 Richard Guenther <rguenther@suse.de>
1081 PR tree-optimization/27799
1082 PR tree-optimization/32921
1083 PR tree-optimization/32624
1084 * tree-ssa-structalias.c (merge_smts_into): Only merge the
1085 SMTs aliases and the tag itself into the solution.
1086 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
1087 merge the points-to solution back into the SMT aliases.
1088 (may_alias_p): Use alias_set_subset_of instead of
1089 aliases_conflict_p. A pointer which points to
1090 memory with alias set zero may access any variable.
1092 2008-04-23 Richard Guenther <rguenther@suse.de>
1094 * alias.c (alias_set_subset_of): Correctly handle asking
1095 if zero is a subset of an alias set with zero child.
1096 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
1097 (compute_flow_insensitive_aliasing): Correctly walk all
1098 pointers. Do not unnecessarily union sets.
1100 2008-04-23 Richard Guenther <rguenther@suse.de>
1103 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
1105 2008-04-22 Tomas Bily <tbily@suse.cz>
1107 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
1109 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
1111 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
1112 * tree-ssa-structalias.c (get_constraint_for): Likewise.
1113 * tree-inline.c (estimate_num_insns_1): Likewise.
1114 * varasm.c (const_hash_1, compare_constant, copy_constant)
1115 (compute_reloc_for_constant, output_addressed_constants): Likewise.
1116 * emit-rtl.c (component_ref_for_mem_expr)
1117 (set_mem_attributes_minus_bitpos): Likewise.
1118 * expr.c (highest_pow2_factor, expand_expr_real_1, )
1119 (is_aligning_offset): Likewise.
1120 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
1121 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
1122 * dojump.c (do_jump): Likewise.
1123 * builtins.c (get_pointer_alignment, get_memory_rtx)
1124 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
1125 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
1127 2008-04-23 Jakub Jelinek <jakub@redhat.com>
1129 PR rtl-optimization/36017
1130 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
1131 expanding the library call.
1133 2008-04-22 Ian Lance Taylor <iant@google.com>
1135 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
1138 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
1140 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
1141 of LR/CTR moves for Power6.
1143 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1146 * passes.c (init_optimization_passes): Remove
1147 pass_fast_rtl_byte_dce.
1149 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
1152 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
1153 builtin functions to generate faster code.
1154 (_mm_cvtpu16_ps): Ditto.
1155 (_mm_cvtpi32x2_ps): Ditto.
1157 2008-04-22 Nick Clifton <nickc@redhat.com>
1159 * common.opt (ftree-loop-distribution): Add Optimization
1162 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
1163 (frv_expand_builtin_va_start): Likewise.
1165 * config/arm/arm.c (thumb_find_work_register): Fix location of
1166 argument register count.
1168 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1170 Support scheduling for ColdFire V1 and V3 microarchitecture.
1171 Improve scheduling of multiplication instructions.
1173 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
1174 (mac): New instruction attribute.
1175 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
1176 (m68k_sched_mac): New variable.
1177 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
1178 Handle cfv1 and cfv3.
1179 (max_insn_size): New static variable.
1180 (struct _sched_ib): New type.
1181 (sched_ib): New static variable.
1182 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
1183 to fields of 'struct _sched_ib sched_ib'. Update all uses.
1184 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
1186 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
1187 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
1188 new variables. Update.
1189 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1190 Add modeling of cfv3 instruction buffer. Update.
1191 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
1192 * config/m68k/m68k.h (TUNE_CFV3): New macro.
1193 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
1194 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
1195 a particular reservation applies to.
1196 (type2): Reorganize attribute values. Rename alu to alu_reg,
1197 alu_l to alu, move_l to omove. Join move to alu. Split mul
1199 (cf_ib_*): Simplify description of instruction buffer.
1200 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
1201 (cf_mem): Split into cf_mem1 and cf_mem2.
1202 (cf_v2_move_??): Rename to cfv12_alu_??.
1203 (cf_v2_move_l_??): Rename to cfv12_omove_??.
1204 (cf_v2_mul_??): Remove reservations.
1205 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
1206 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
1207 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
1209 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
1210 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
1211 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
1212 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
1213 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
1214 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
1215 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
1216 expansions of the above reservations for instructions of sizes
1219 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1221 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
1223 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
1225 * coverage.c: Include tree-pass.h.
1226 (coverage_counter_alloc): Print da_file_name to the dump file.
1228 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1230 * sbitmap.c (sbitmap_range_empty_p): New function.
1231 * sbitmap.h (sbitmap_range_empty_p): New function.
1232 * bitmap.h: Now includes obstack.h.
1234 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
1235 Kenneth Zadeck <zadeck@naturalbridge.com>
1237 * dbgcnt.def (ra_byte_scan): Added.
1238 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
1239 when the last hit happens for a counter.
1240 * timevar.def (TV_DF_BYTE_LR): New variable.
1241 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
1242 * passes.c (pass_fast_rtl_byte_dce): New pass.
1243 * fwprop.c (update_df): Added mode to call df_ref_create.
1244 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
1245 DF_REF_EXTRACT_OFFSET.
1246 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
1247 DF_BYTE_LR_OUT, df_byte_lr): New macro.
1249 (df_ref_extract): Added mode field.
1250 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
1251 DF_REF_EXTRACT_OFFSET.
1252 (DF_REF_EXTRACT_MODE): New macro.
1253 (df_byte_lr_bb_info): New structure.
1254 (df_print_byte_regset, df_compute_accessed_bytes,
1255 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
1256 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
1257 df_byte_lr_simulate_uses,
1258 df_byte_lr_simulate_artificial_refs_at_top,
1259 df_byte_lr_simulate_artificial_refs_at_end,
1260 df_compute_accessed_bytes): New function.
1261 (df_ref_create): Add parameter.
1262 (df_byte_lr_get_bb_info): New inline function.
1263 * df-scan.c (df_ref_record, df_uses_record,
1264 df_ref_create_structure): Added mode parameter.
1265 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
1266 df_defs_record, df_uses_record, df_get_conditional_uses,
1267 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
1268 df_entry_block_defs_collect, df_exit_block_uses_collect):
1269 Added mode parameter to calls to df_ref_record, df_uses_record,
1270 df_ref_create_structure.
1271 (df_ref_equal_p, df_ref_compare): Added test for modes.
1272 (df_ref_create_structure): Added code to set mode. Renamed
1273 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
1274 DF_REF_EXTRACT_OFFSET.
1275 * df-core.c (df_print_byte_regset): New function.
1276 * df-byte-scan.c: New file.
1277 * df-problems.c (df_rd_transfer_function): Removed unnecessary
1278 calls to BITMAP_FREE.
1279 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
1280 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
1281 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
1282 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
1283 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
1284 df_byte_lr_local_compute, df_byte_lr_init,
1285 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
1286 df_byte_lr_transfer_function, df_byte_lr_free,
1287 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
1288 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
1289 df_byte_lr_simulate_uses,
1290 df_byte_lr_simulate_artificial_refs_at_top,
1291 df_byte_lr_simulate_artificial_refs_at_end): New function.
1292 * dce.c (byte_dce_process_block): New function.
1293 (dce_process_block): au is now passed in rather than computed
1294 locally. Changed loops that look at artificial defs to not look
1295 for conditional or partial ones, because there never are any.
1296 (fast_dce): Now is able to drive byte_dce_process_block or
1297 dce_process_block depending on the kind of dce being done.
1298 (rest_of_handle_fast_dce): Add parameter to fast_dce.
1299 (rest_of_handle_fast_byte_dce): New function.
1300 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
1301 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
1303 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
1306 * gcc.h: Added fortran options that take arguments to
1307 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
1310 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
1312 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
1313 scalarization if on the LHS and not a full access.
1315 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1317 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
1319 2008-04-18 Rafael Espindola <espindola@google.com>
1321 * tree-vrp.c (find_case_label_index): Fix the binary search.
1322 (find_case_label_range): New.
1323 (vrp_visit_switch_stmt): Use find_case_label_range.
1324 (simplify_switch_using_ranges): Use find_case_label_range.
1326 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
1328 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
1329 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
1331 2008-04-18 Tom Tromey <tromey@redhat.com>
1334 * doc/cpp.texi (Implementation-defined behavior): Mention
1337 2008-04-18 Ian Lance Taylor <iant@google.com>
1339 * fold-const.c (pointer_may_wrap_p): New static function.
1340 (fold_comparison): Add another test for pointer overflow. Use
1341 pointer_may_wrap_p to disable some false positives.
1343 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
1345 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
1346 (fname_as_string): Match updated cpp_interpret_string prototype.
1347 (fix_string_type): Support char16_t* and char32_t*.
1348 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
1349 derivative) nodes. Register as builtin if C++0x.
1350 (c_parse_error): Support CPP_CHAR{16,32}.
1351 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
1352 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
1353 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
1354 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
1355 CTI_CHAR32_ARRAY_TYPE>: New elements.
1356 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
1357 char32_type_node, signed_char32_type_node, char16_array_type_node,
1358 char32_array_type_node): New defines.
1359 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
1360 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
1361 (lex_string): Support CPP_STRING{16,32}, match updated
1362 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
1363 (lex_charconst): Support CPP_CHAR{16,32}.
1364 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
1365 and CPP_STRING{16,32}.
1367 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
1370 * aclocal.m4: Regenerate.
1371 * configure: Regenerate.
1373 2008-04-18 Jan Hubicka <jh@suse.cz>
1375 * except.c (dw2_size_of_call_site_table,
1376 sjlj_size_of_call_site_table): Use vector API for call_site_record.
1378 * cgraphbuild.c (build_cgraph_edges): Update.
1379 * tree-pass.h: Update comment.
1380 * final.c (leaf_function_p): Update.
1381 (leaf_renumber_regs): Update.
1382 (rest_of_clean_state): Update.
1383 * omp-low.c (expand_omp_parallel): Update.
1384 * ipa-reference.c (analyze_function): Update.
1385 * reorg.c (find_end_label): Update.
1386 (optimize_skip): Update.
1387 (fill_simple_delay_slots): Update.
1388 (fill_simple_delay_slots): Update.
1389 (make_return_insns): Update.
1390 (dbr_schedule): Update.
1391 * gimple-low.c (record_vars_into): Update.
1392 * cfgbuild.c (make_edges): Update.
1393 * function.c (assign_stack_local): Update.
1394 (assign_parm_adjust_stack_rtl): Update.
1395 (locate_and_pad_parm): Update.
1396 (allocate_struct_function): Do not initialize stack_alignment_needed
1397 and preferred_stack_boundary here.
1398 (stack_protect_prologue): Update.
1399 (stack_protect_epilogue): Update.
1400 (expand_function_start): Initialize stack_alignment_needed,
1401 preferred_stack_boundary and max_jumptable_ents.
1402 (expand_function_end): Update.
1403 (free_after_compilation): Do not NULLify epilogue_delay_list.
1404 * function.h (struct rtl_data): Add stack_protect_guard,
1405 stack_alignment_needed,
1406 preferred_stack_boundary, epilogue_delay_list.
1407 (struct function): Remove value_histograms, stack_alignment_needed,
1408 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
1410 unexpanded_var_list, stack_protect_guard.
1411 (current_function_epilogue_delay_list): Remove.
1412 * ipa-type-escape.c (analyze_function): Update.
1413 * gimplify.c (pop_gimplify_context): Update comment.
1414 * calls.c (expand_call): Update.
1415 (emit_library_call_value_1): Update.
1416 * except.c (set_nothrow_function_flags): Update.
1417 * cfgexpand.c (get_decl_align_unit): Update.
1418 (create_stack_guard): Update.
1419 (estimated_stack_frame_size): Update.
1420 (expand_used_vars): Update.
1421 (tree_expand_cfg): Free histogram earliers, init expansion variables.
1422 * explow.c (allocate_dynamic_stack_space): Update.
1423 * tree-ssa-live.c (remove_unused_locals): Update.
1424 * varasm.c (mark_constant_pool): Update.
1425 * tree-inline.c (remap_decls): Update.
1426 (initialize_cfun): Update.
1427 (declare_return_variable): Update.
1428 (inline_forbidden_p): Update.
1429 (expand_call_inline): Update.
1430 (declare_inline_vars): Update.
1431 (tree_function_versioning): Update.
1432 * tree-flow.h (value_histograms): New.
1433 (VALUE_HISTOGRAMS): New macro.
1434 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
1436 * tree-cfg.c (set_bb_for_stmt): Update.
1437 (replace_by_duplicate_decl): Update.
1438 (move_block_to_fn): Update.
1439 (new_label_mapper): Update.
1440 (dump_function_to_file): Update.
1441 * ipa-struct-reorg.c (build_data_structure): Update.
1442 * cfgrtl.c (print_rtl_with_bb): Update.
1443 * reload1.c (reload): Update.
1445 * config/i386/i386.c (setup_incoming_varargs_64,
1446 ix86_compute_frame_layout): Update.
1447 * config/arc/arc.c (arc_output_function_epilogue): Update.
1449 2008-04-18 Marius Strobl <marius@FreeBSD.org>
1451 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
1452 for FreeBSD as well.
1453 * gthr-posix95.h: Likewise.
1455 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
1457 PR rtl-optimization/35838
1458 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
1459 out the byte offset of the first subreg.
1461 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
1463 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
1464 to split_ti instead of three separate calls with single member arrays.
1465 (subti3 splitter): Ditto.
1466 (adddi3 splitter): Ditto with split_di.
1467 (subdi3 splitter): Ditto.
1468 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
1469 two separate calls with single member arrays. Swap match_dup
1470 operands 1 and 2 to better fit into the array.
1471 (negdi2 splitter): Ditto with split_di.
1472 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
1473 two separate calls with single member arrays. Swap match_dup operands
1474 6 and 7 to better fit into the array.
1476 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
1478 * config/i386/i386.c (sse_builtin_type): New.
1479 (bdesc_sse_args): Likewise.
1480 (bdesc_sse_3arg): Removed.
1481 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1482 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
1483 IX86_BUILTIN_ROUNDPS.
1484 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
1485 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
1486 IX86_BUILTIN_ROUNDPS.
1487 (ix86_expand_sse_4_operands_builtin): Removed.
1488 (ix86_expand_sse_operands_builtin): New.
1489 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
1490 and CODE_FOR_sse4_1_roundps.
1491 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1492 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
1494 2008-04-17 Alan Modra <amodra@bigpond.net.au>
1497 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
1498 regs before frame pop when needed. If use_backchain_to_restore_sp
1499 then load backchain into a temp reg to restore vr and vrsave. Add
1500 code to restore vr after frame pop if possible.
1502 2008-04-17 Richard Guenther <rguenther@suse.de>
1504 * tree-vn.c (expressions_equal_p): Do not check type
1505 equality or compatibility before calling operand_equal_p.
1506 * fold-const.c (operand_equal_p): Check equivalence of
1507 integer constants before bailing out due to signedness or
1508 precision differences.
1509 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
1510 spurious differences in type qualification. Ignore types
1511 for COMPONENT_REFs at all.
1513 2008-04-17 Christian Bruel <christian.bruel@st.com>
1515 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
1516 msw_skip comparison.
1518 2008-04-16 Jakub Jelinek <jakub@redhat.com>
1521 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
1524 PR tree-optimization/35899
1525 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
1526 rather than TREE_OPERAND.
1528 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
1531 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
1532 temporary registers. Change operand predicate to general_operand.
1533 (remainderxf3): Ditto.
1535 2008-04-16 Richard Guenther <rguenther@suse.de>
1537 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
1538 * tree-affine.c (aff_combination_expand): Look through some
1541 2008-04-15 Doug Kwan <dougkwan@google.com>
1543 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
1545 * tree-pretty-print.c (dump_generic_node): Ditto.
1546 * final.c (output_addr_const): Ditto.
1547 * dwarf2out.c (output_cfi): Ditto.
1548 * c-pretty-print.c (pp_c_integer_constant): Ditto.
1549 * print-rtl.c (print_rtx): Ditto.
1550 * print-tree.c (print_node_brief, print_node): Ditto.
1551 * c-common.c (match_case_to_enum_1): Ditto.
1552 * sched-vis.c (print_value): Ditto.
1553 * config/i386/i386.c (print_operand): Cast to long unsigned int
1556 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
1557 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
1558 MS Windows VirtualProtect function.
1560 2008-04-15 Jan Hubicka <jh@suse.cz>
1562 * gengtype.c (write_root): Param_is argument is OK.
1563 * expr.c (expand_expr_real_1): Update call of get_exception_*.
1564 * function.h: Include varray.h
1565 (rtl_eh): New stucture based on except.c one.
1566 (call_site_record): New forward declaration and vector type.
1567 * calls.c (emit_call_1): Do not call
1568 note_current_region_may_contain_throw.
1569 * except.c (eh_status): Remove cur_region, try_region since they are
1571 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
1572 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
1573 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
1574 Remove call_site_data_used, call_site_data_size.
1575 Turn call_site_record into vector in function.h.
1576 (note_current_region_may_contain_throw): Remove.
1577 (get_exception_pointer, get_exception_filter): Do not take struct
1578 function argument; update.
1579 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
1580 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
1581 build_post_landing_pads, dw2_build_landing_pads,
1582 sjlj_assign_call_site_values, sjlj_mark_call_sites,
1583 sjlj_emit_function_enter, sjlj_emit_function_enter,
1584 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
1585 sjlj_build_landing_pads, finish_eh_generation,
1586 remove_exception_handler_label, remove_eh_handler,
1587 maybe_remove_eh_handler, add_reachable_handler,
1588 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
1589 add_action_record, collect_one_action_chain, add_call_site,
1590 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
1591 sjlj_output_call_site_table, output_function_exception_table,
1592 * except.h (note_current_region_may_contain_throw): Remove
1593 (get_exception_pointer, get_exception_filter): Do not take struct
1595 * Makefile.in (GTFILES): Put varargs before struct function.
1597 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1599 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
1600 punt for STRING_CST.
1601 (get_constraint_for): Deal with STRING_CST here instead.
1603 2008-04-15 Richard Guenther <rguenther@suse.de>
1605 * tree-ssa-propagate.c (substitute_and_fold): Substitute
1606 statements in a basic-block with a backward walk. Do not
1607 substitute into dead statements but instead remove those.
1609 2008-04-15 Richard Guenther <rguenther@suse.de>
1611 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
1612 to zero, thus disable creation of SFTs.
1614 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1616 * tree-predcom.c (suitable_reference_p): Return false if the
1617 reference can throw.
1619 2008-04-15 Jakub Jelinek <jakub@redhat.com>
1622 * c-decl.c (finish_decl): If extern or static var has variable
1623 size, set TREE_TYPE (decl) to error_mark_node.
1625 2008-04-15 Rafael Espindola <espindola@google.com>
1627 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
1630 2008-04-15 Richard Guenther <rguenther@suse.de>
1632 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
1633 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
1634 (visit_reference_op_load): Do walk vuse-vdef chains on
1635 vn_reference_lookup.
1636 (visit_reference_op_store): But do not here.
1637 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
1638 vn_reference_lookup.
1639 (vn_lookup_with_vuses): But do so here.
1641 2008-04-14 Ian Lance Taylor <iant@google.com>
1643 * fold-const.c (fold_overflow_warning): Remove assertion.
1645 2008-04-15 Ben Elliston <bje@au.ibm.com>
1647 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
1648 temp1 local variables.
1650 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
1653 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
1654 ".text.unlikely" section as executable.
1656 2008-04-14 James E. Wilson <wilson@tuliptree.org>
1658 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1659 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
1660 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
1661 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
1662 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
1663 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
1664 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
1666 2008-04-14 Ian Lance Taylor <iant@google.com>
1668 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
1669 * fold-const.c (fold_comparison): If appropriate, test
1670 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
1671 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
1672 reassociating a pointer type.
1673 * doc/invoke.texi (Optimize Options): Document that
1674 -fstrict-overflow applies to pointer wraparound.
1676 2008-04-13 Jan Hubicka <jh@suse.cz>
1678 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
1680 2008-04-12 Andrew Pinski <pinskia@gmail.com>
1682 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
1683 we are going to "save the world".
1685 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
1687 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
1688 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
1689 operand 0 constraint, not "=".
1691 2008-04-11 James E. Wilson <wilson@tuliptree.org>
1693 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
1695 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1697 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
1698 of size of positions_needed * CHAR_BIT.
1700 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1703 * dse.c (store_info): Change positions_needed to unsigned
1705 (lowpart_bitmask): New.
1706 (record_store): Cast to unsigned HOST_WIDE_INT for
1707 positions_needed. Assert width <= size of positions_needed *
1708 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
1709 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
1710 lowpart_bitmask to set mask.
1712 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1714 * config/bfin/constraints.md: New file.
1715 * config/bfin/bfin.md: Include it.
1716 (adddi3): Use satisfies_constraint functions instead of the old macros.
1717 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
1718 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
1719 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
1720 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
1721 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
1722 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
1723 EXTRA_CONSTRAINT): Delete.
1724 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
1725 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
1727 * config/bfin/bfin.c: Include "tm-constrs.h".
1728 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
1729 Use satisfies_constraint functions instead of the old macros.
1730 * doc/md.texi (Blackfin Constraints): Update file name reference.
1732 2008-04-11 Richard Guenther <rguenther@suse.de>
1734 PR tree-optimization/35869
1735 * tree-vrp.c (execute_vrp): Move switch statement update after
1736 jump threading. Schedule another cfg cleanup run.
1738 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
1741 * attribs.c (decl_attributes): Return early on errorneous node.
1743 2008-04-10 Oleg Ryjkov <olegr@google.com>
1745 * tree.h (struct tree_base): Added a new flag default_def_flag.
1746 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
1748 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1750 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
1752 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1755 * pa.md: Define mode iterator P. Define mode attribute dwc.
1756 (dcacheflush): Update pattern to use iterator P and attribute dwc.
1757 (icacheflush): Likewise.
1758 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
1759 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
1761 2008-04-11 Ben Elliston <bje@au.ibm.com>
1763 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
1765 2008-04-10 Rafael Espindola <espindola@google.com>
1767 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
1768 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
1769 (extract_range_from_expr): The same.
1771 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1773 * config/mips/mips.md (GPR2): New mode iterator.
1775 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
1776 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
1777 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
1778 Rewrite these to take two modes, the mode of comparison and the
1779 mode of the destination.
1780 * config/mips/mips.c (mips_expand_scc): Instead of having
1781 paradoxical subreg as destination, expand "narrowing" scc if mode
1782 of comparison is SI and target is requested in DI mode.
1783 (mips_emit_int_order_test): Update comment. Make mode of
1784 comparison match CMP0 rather than TARGET. When creating inverse
1785 target use mode of TARGET.
1787 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1789 * gcov-dump.c (tag_summary): Only print summaries for the first
1790 GCOV_COUNTERS_SUMMABLE counters.
1792 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
1794 * config/i386/i386.md (absneg): New code iterator.
1795 (absnegprefix): New code attribute.
1796 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
1797 patterns using absneg code iterator.
1798 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
1799 using absneg code iterator.
1800 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
1801 *neg<mode>2 patterns using absneg code iterator.
1802 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1803 *negextendsfdf2 patterns using absneg code iterator.
1804 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
1805 *negextendsfxf2 patterns using absneg code iterator.
1806 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1807 *negextendsfdf2 patterns using absneg code iterator.
1808 * config/i386/sse.md (<code><mode>2): Macroize expander from
1809 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
1811 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
1813 * config/s390/s390.h: Remove the remains of the recent search
1814 & replace action of current_function_outgoing_args_size.
1816 2008-04-10 Ira Rosen <irar@il.ibm.com>
1818 PR tree-optimization/35821
1819 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
1820 NEW_STMT_LIST is not NULL.
1822 2008-04-09 David Edelsohn <edelsohn@gnu.org>
1825 * toplev.c (process_options): Remove -ffunction-sections debugging
1828 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
1830 PR middle-end/PR28690
1831 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
1832 than gen_rtx_fmt_ee to perform more canonicalizations.
1834 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1837 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
1839 2008-04-09 Richard Guenther <rguenther@suse.de>
1841 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
1842 (dump_function_to_file): Dump function arguments with types.
1844 2008-04-08 Richard Guenther <rguenther@suse.de>
1846 * fold-const.c (fold_widened_comparison): Do not allow
1847 sign-changes that change the result.
1849 2008-04-08 Janis Johnson <janis187@us.ibm.com>
1852 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
1853 kinds of indirect references.
1855 2008-04-08 David Edelsohn <edelsohn@gnu.org>
1857 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
1858 GNU Fortran language string.
1860 2008-04-08 Rafael Espindola <espindola@google.com>
1862 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
1863 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
1864 * tree.h (tree_call_nonnegative_warnv_p): New.
1866 2008-04-08 Jan Hubicka <jh@suse.cz>
1868 * function.c (free_after_compilation): Clear out regno_reg_rtx
1871 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
1874 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1876 PR middle-end/PR28690
1877 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
1878 same precedence as REG_POINTER and MEM_POINTER operands.
1880 2008-04-08 Richard Guenther <rguenther@suse.de>
1883 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
1884 for adding index to base.
1886 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
1888 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
1889 (MINGW_ENABLE_EXECUTE_STACK): New.
1890 (IN_LIBGCC2): For libgcc include windows.h file for
1891 function declarations.
1893 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
1895 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
1896 and tem2 if tem1 is not a REG or MULT.
1898 2008-04-08 Jan Hubicka <jh@suse.cz>
1900 * function.h (incomming_args): Break out of struct function.
1901 (function_subsections): Break out of struct function.
1902 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
1903 return_rtx and hard_reg_initial_vals from struct function.
1904 Kill inl_max_label_num.
1905 (current_function_pops_args, current_function_args_info,
1906 current_function_args_size, current_function_args_size,
1907 current_function_pretend_args_size,
1908 current_function_outgoing_args_size,
1909 current_function_internal_arg_pointer, current_function_return_rtx):
1910 Kill compatibility accestor macros.
1911 * builtins.c (expand_builtin_apply_args_1): Update.
1912 (expand_builtin_next_arg): Update.
1913 * df-scan.c (df_get_call_refs): Update.
1914 * dbxout.c (dbxout_function_end): Update.
1915 * dwarf2out.c (dwarf2out_switch_text_section): Update.
1916 (output_line_info): Update.
1917 (secname_for_decl): Update.
1918 (dwarf2out_var_location): Update.
1919 * function.c (free_after_compilation): Update.
1920 (assign_parm_find_stack_rtl): Update.
1921 (assign_parms): Update.
1922 (expand_dummy_function_end): Update.
1923 (expand_function_end): Update.
1924 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
1925 (expand_call): Update.
1926 (emit_library_call_value_1): Update.
1927 (store_one_arg): Update.
1928 * varasm.c (initialize_cold_section_name): Update.
1929 (unlikely_text_section): Update.
1930 (unlikely_text_section_p): Update.
1931 (assemble_start_function): Update.
1932 (assemble_end_function): Update.
1933 (default_section_type_flags): Update.
1934 (switch_to_section): Update.
1935 * integrate.c (set_decl_abstract_flags): Update.
1936 (get_hard_reg_initial_val): Update.
1937 (has_hard_reg_initial_val): Update.
1938 (allocate_initial_values): Update.
1939 * resource.c (init_resource_info): Update.
1940 * config/alpha/alpha.c (NUM_ARGS): Update.
1941 (direct_return): Update.
1942 (alpha_va_start): Update.
1943 (alpha_sa_size): Update.
1944 (alpha_initial_elimination_offset): Update.
1945 (alpha_expand_prologue): Update.
1946 (alpha_start_function): Update.
1947 (alpha_expand_epilogue): Update.
1948 (unicosmk_initial_elimination_offset):
1949 * config/alpha/alpha.md (call expander): Update.
1950 * config/s390/s390.c (s390_register_info): Update.
1951 (s390_register_info): Update.
1952 (s390_frame_info): Update.
1953 (s390_initial_elimination_offset): Update.
1954 (s390_build_builtin_va_list): Update.
1955 (s390_va_start): Update.
1956 * config/spu/spu.c (direct_return): Update.
1957 (spu_expand_prologue): Update.
1958 (spu_initial_elimination_offset): Update.
1959 (spu_build_builtin_va_list): Update.
1960 (spu_va_start): Update.
1961 * config/sparc/sparc.c (sparc_init_modes): Update.
1962 (sparc_compute_frame_size): Update.
1963 (function_value): Update.
1964 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
1965 * config/i386/i386.md (return expander): Update.
1966 * config/i386/i386.c (ix86_va_start): Update.
1967 (ix86_can_use_return_insn_p): Update.
1968 (ix86_compute_frame_layout): Update.
1969 (ix86_expand_epilogue): Update.
1970 * config/sh/sh.c (output_stack_adjust): Update.
1971 (calc_live_regs): Update.
1972 (sh_expand_prologue): Update.
1973 (sh_builtin_saveregs): Update.
1974 (sh_va_start): Update.
1975 (initial_elimination_offset): Update.
1976 (sh_allocate_initial_value): Update.
1977 (sh_function_ok_for_sibcall): Update.
1978 (sh_get_pr_initial_val): Update.
1979 * config/sh/sh.md (return expander): Update.
1980 * config/avr/avr.c (frame_pointer_required_p): UPdate.
1981 * config/crx/crx.c (crx_compute_frame): UPdate.
1982 (crx_initial_elimination_offset): UPdate.
1983 * config/xtensa/xtensa.c (compute_frame_size): Update
1984 (xtensa_builtin_saveregs): Update.
1985 (xtensa_va_start): Update.
1986 (order_regs_for_local_alloc): Update.
1987 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
1988 (xstormy16_expand_builtin_va_start): Update.
1989 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
1990 * config/m68hc11/m68hc11.md (return expanders): Update.
1991 * config/m68hc11/m68hc11.c (expand_prologue): Update.
1992 (expand_epilogue): Update.
1993 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
1994 (cris_simple_epilogue): Update.
1995 (cris_expand_prologue): Update.
1996 (cris_expand_epilogue): Update.
1997 * config/iq2000/iq2000.c (iq2000_va_start): Update.
1998 (compute_frame_size): Update.
1999 * config/mt/mt.c (mt_compute_frame_size): Update.
2000 * config/mn10300/mn10300.c (expand_prologue): Update.
2001 (expand_epilogue): Update.
2002 (initial_offset): Update.
2003 (mn10300_builtin_saveregs):
2004 * config/mn10300/mn10300.md (return expander): Update.
2005 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2006 (ia64_initial_elimination_offset): Update.
2007 (ia64_initial_elimination_offset): Update.
2008 (ia64_expand_prologue): Update.
2009 * config/m68k/m68k.md (return expander): Update.
2010 * config/rs6000/rs6000.c (rs6000_va_start): Update.
2011 (rs6000_stack_info): Update.
2012 * config/mcore/mcore.c (layout_mcore_frame): Update.
2013 (mcore_expand_prolog): Update.
2014 * config/arc/arc.c (arc_compute_frame_size): Update.
2015 * config/score/score3.c (score3_compute_frame_size): Update.
2016 * config/score/score7.c (score7_compute_frame_size): Update.
2017 * config/arm/arm.c (use_return_insn): Update.
2018 (thumb_find_work_register): Update.
2019 (arm_compute_save_reg_mask): Update.
2020 (arm_output_function_prologue): Update.
2021 (arm_output_epilogue): Update.
2022 (arm_size_return_regs): Update.
2023 (arm_get_frame_offsets): Update.
2024 (arm_expand_prologue): Update.
2025 (thumb_exit): Update.
2026 (thumb_unexpanded_epilogue): Update.
2027 (thumb1_output_function_prologue): Update.
2028 * config/pa/pa.md (return expander): Update.
2029 * config/pa/pa.c (compute_frame_size): Update.
2030 (hppa_builtin_saveregs): Update.
2031 * config/mips/mips.c (mips_va_start): Update.
2032 (mips16_build_function_stub): Update.
2033 (mips_compute_frame_info): Update.
2034 (mips_restore_gp): Update.
2035 (mips_output_function_prologue): Update.
2036 (mips_expand_prologue): Update.
2037 * config/v850/v850.c (compute_frame_size): Update.
2038 (expand_prologue): * config/mmix/mmix.c (along): update.
2039 (mmix_initial_elimination_offset): update.
2040 (mmix_reorg): update.
2041 (mmix_use_simple_return): update.
2042 (mmix_expand_prologue): update.
2043 (mmix_expand_epilogue): Update.
2044 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
2045 (emit_link_insn): Update.
2047 2008-04-08 Anatoly Sokolov <aesok@post.ru>
2049 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
2050 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
2052 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
2055 2008-04-07 Jan Hubicka <jh@suse.cz>
2057 * function.h (rtl): Rename to x_rtl.
2059 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2060 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2061 used_temp_slots avail_temp_slots, temp_slot_level,
2062 nonlocal_goto_handler_labels): Update accesstors.
2063 (rtl): New global variable.
2064 (struct function): Move some fileds to rtl_data.
2065 (get_arg_pointer_save_area): Update prototype.
2066 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2067 get_arg_pointer_save_area.
2068 * expr.c (init_expr): Update
2069 * function.c (get_frame_size): Update
2070 (assign_stack_local): Update
2071 (expand_function_end): Update.
2072 (get_art_pointer_save_area): Update
2074 * emit-rtl.c (rtl): Declare.
2075 (regno_reg_rtx): Declare.
2076 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2078 (gen_reg_rtx): Update.
2079 * varasm.c (n_deferred_constatns): Update accestor.
2080 (init_varasm_status): Do not allocate varasm_status.
2081 (force_const_mem, get_pool_size, output_constant_pool): Update.
2082 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2083 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2084 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
2085 * sparc/sparc.h (INIT_EXPANDERS): Update.
2086 * ia64/ia64.h (INIT_EXPANDERS): Update.
2088 2008-04-07 James E. Wilson <wilson@tuliptree.org>
2090 * reload.c (push_secondary_reload): Add missing break to for loop.
2092 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
2094 PR middle-end/PR28690
2095 * rtlanal.c: Update copyright years.
2096 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
2097 as REG_POINTER and MEM_POINTER operands.
2098 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
2099 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
2100 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
2101 * gcse.c: Update copyright years.
2102 (pre_delete): Call gen_reg_rtx_and_attrs.
2103 (hoist_code): Likewise.
2104 (build_store_vectors): Likewise.
2105 (delete_store): Likewise.
2106 * loop-invariant.c (move_invariant_reg): Likewise.
2107 Update copyright years.
2109 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
2111 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
2112 control string instead of quoted.
2114 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2116 * doc/rtl.texi: Rewrite of subreg section.
2118 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
2121 * config/i386/i386.c (legitimize_pic_address): Add treating
2122 of dllimport SYM_REF's.
2123 (legitimize_dllimport_symbol): Add prototype.
2125 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
2127 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
2128 reference in constructor with non self-referential type.
2130 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
2132 Removal of Return with Depressed Stack Pointer support
2133 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
2134 (ECF_SP_DEPRESSED): Likewise.
2135 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
2136 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
2137 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2138 (expand_call): Do not test ECF_SP_DEPRESSED.
2139 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2140 * function.c (keep_stack_depressed): Delete.
2141 (handle_epilogue_set): Likewise.
2142 (update_epilogue_consts): Likewise.
2143 (emit_equiv_load): Likewise.
2144 (thread_prologue_and_epilogue_insns): Remove support for Return with
2145 Depressed Stack Pointer.
2146 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2148 2008-04-06 Richard Guenther <rguenther@suse.de>
2150 PR tree-optimization/35400
2151 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
2152 information from SSA_NAMEs.
2154 2008-04-06 Anatoly Sokolov <aesok@post.ru>
2156 * config/avr/avr.h (avr_mega_p): Remove declaration.
2157 (AVR_MEGA): Remove macro.
2158 * config/avr/avr.c (avr_mega_p): Remove variable.
2159 (avr_override_options): Remove inicializion of avr_mega_p.
2160 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
2161 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
2162 (avr_jump_mode): (Ditto.).
2163 (avr_output_progmem_section_asm_op): (Ditto.).
2164 (avr_asm_init_sections): (Ditto.).
2165 (avr_asm_init_sections): (Ditto.).
2166 (avr_rtx_costs): (Ditto.).
2167 * config/avr/avr.md: (Ditto.).
2168 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
2171 2008-04-06 Richard Guenther <rguenther@suse.de>
2173 PR tree-optimization/35842
2174 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
2175 is_gimple_invariant_address.
2177 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2179 * gcc.c (default_compilers): Sync Fortran extensions list with
2180 that in fortran/lang-specs.h.
2181 * doc/invoke.texi: Likewise.
2182 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
2183 * dwarf2out.c (gen_compile_unit_die): Likewise.
2185 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
2187 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
2189 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
2192 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
2193 attribute is used for nested functions.
2195 2008-04-05 Jan Hubicka <jh@suse.cz>
2197 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
2199 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
2201 (dump_files): Update.
2202 (enable_rtl_dump_file): Do not accept letter argument.
2203 * tree-pass.h (dump_file_info): Remove letter argument.
2204 * toplev.c (decode_d_option): Update -da handling.
2205 * toplev.h (enable_rtl_dump_file): Update prototype.
2206 * passes.c (register_one_dump_file): Do not accept IPA argument; work
2207 it out based on pass type.
2208 (register_dump_files_1): Likewise.
2209 (init_optimization_passes): Update register_one_dump_file calls.
2210 (execute_one_pass): Sanity check that IPA passes are called at IPA
2211 level and RTL passes at RTL level.
2212 (execute_pass_list): IPA pass can not be after or subpass of
2214 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
2215 disallov RTL subpasses of IPA subpasses.
2217 2008-04-05 Ben Elliston <bje@au.ibm.com>
2219 * tree-cfg.c (need_fake_edge_p): Return false for calls to
2220 builtins that return exactly once and do not throw. Cache call to
2223 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
2225 PR rtl-optimization/34916
2227 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
2228 between instruction pairs.
2230 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
2232 * doc/invoke.texi: Document -mbitops for SH.
2233 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
2234 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
2235 * config/sh/sh.c (print_operand): Add %t operand code.
2236 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
2237 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
2238 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
2239 (extendqihi2): Likewise.
2240 (movqi_i): Likewise.
2241 (insv): Use bset, bclr and bst instructions for SH2A if possible.
2242 (extv): Use bld instruction for SH2A if possible.
2244 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
2245 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
2246 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
2247 (bset.b, bclr.b): Define peepholes.
2248 * config/sh/sh.opt (mbitops): New option.
2250 2008-04-04 Janis Johnson <janis187@us.ibm.com>
2253 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
2254 and view convert expression.
2256 2008-04-04 Jakub Jelinek <jakub@redhat.com>
2259 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
2261 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
2263 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
2265 * config/i386/cpuid.h (bit_AES): New.
2266 (bit_PCLMUL): Likewise.
2268 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
2269 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
2270 SSE2 if AES or PCLMUL is enabled.
2271 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
2272 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
2273 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
2274 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
2275 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
2276 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
2277 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
2278 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
2279 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
2280 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
2281 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
2282 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
2283 __builtin_ia32_aeskeygenassist128 and
2284 __builtin_ia32_pclmulqdq128.
2285 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
2286 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
2287 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
2289 * config/i386/i386.h (TARGET_AES): New.
2290 (TARGET_PCLMUL): Likewise.
2291 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
2293 * config/i386/i386.md (UNSPEC_AESENC): New.
2294 (UNSPEC_AESENCLAST): Likewise.
2295 (UNSPEC_AESDEC): Likewise.
2296 (UNSPEC_AESDECLAST): Likewise.
2297 (UNSPEC_AESIMC): Likewise.
2298 (UNSPEC_AESKEYGENASSIST): Likewise.
2299 (UNSPEC_PCLMUL): Likewise.
2301 * config/i386/i386.opt (maes): New.
2302 (mpclmul): Likewise.
2304 * config/i386/sse.md (aesenc): New pattern.
2305 (aesenclast): Likewise.
2307 (aesdeclast): Likewise.
2309 (aeskeygenassist): Likewise.
2310 (pclmulqdq): Likewise.
2312 * config/i386/wmmintrin.h: New.
2314 * doc/extend.texi: Document AES and PCLMUL built-in function.
2316 * doc/invoke.texi: Document -maes and -mpclmul.
2318 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
2320 * function.c (free_after_parsing): Replace with
2321 cxx_push_function_context from C++ front-end.
2322 (allocate_struct_function): Don't call langhook.
2323 * langhooks.h (struct lang_hooks_for_functions): Delete.
2324 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
2326 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
2327 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
2328 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
2329 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
2330 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
2331 remove LANG_HOOKS_FUNCTION_INITIALIZER.
2332 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
2334 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
2335 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
2337 2008-04-04 Jakub Jelinek <jakub@redhat.com>
2340 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
2343 2008-04-04 Richard Guenther <rguenther@suse.de>
2346 * fold-const.c (optimize_minmax_comparison): Use the correct
2347 type for the constant in the simplified comparison.
2349 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
2351 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
2352 Pass L2 size as "--param l2-cache-size" to the compiler.
2353 (decode_l2_cache): New function to decode L2 cache parameters using
2354 0x8000006 extended cpuid function.
2355 (detect_caches_amd): Determine parameters of L2 cache using
2356 decode_l2_caches function.
2357 (decode_caches_intel): Decode L2 cache parameters.
2358 (detect_caches_intel): Determine L2 cache parameters using
2359 decode_caches_intel and decode_l2_caches functions.
2361 2008-04-03 Bob Wilson <bob.wilson@acm.org>
2363 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
2364 secondary input reload for subword loads from the constant pool.
2366 2008-04-03 Janis Johnson <janis187@us.ibm.com>
2369 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
2370 constants of the appropriate size for runtime calculations.
2373 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
2374 decimal-float literal constant zero.
2376 2008-04-03 Jakub Jelinek <jakub@redhat.com>
2379 * c-parser.c (c_parser_omp_atomic): Call
2380 default_function_array_conversion on the RHS.
2383 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
2384 call is_variable_sized if decl has incomplete type.
2386 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
2388 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
2390 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
2392 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
2394 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
2395 (sgt<u>): Merge sgt and sgtu into new expander.
2396 (sgt, sgtu): Remove expanders.
2397 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
2398 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
2399 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
2400 *sgtu_<mode>_mips16 into new pattern.
2401 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
2402 (sge<u>): Merge sge and sgeu into new expander.
2403 (sge, sgeu): Remove expanders.
2404 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
2406 (*sge_<mode>, second *sge_<mode>): Remove patterns.
2407 (slt<u>): Merge slt and sltu into new expander.
2408 (slt, sltu): Remove expanders.
2409 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
2410 (*slt_<mode>, *sltu_<mode>): Remove patterns.
2411 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
2412 *sltu_<mode>_mips16 into new pattern.
2413 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
2414 (sle<u>): Merge sle and sleu into new expander.
2415 (sle, sleu): Remove expanders.
2416 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
2417 (*sle_<mode>, *sleu_<mode>): Remove patterns.
2418 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
2419 *sleu_<mode>_mips16 into new pattern.
2420 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
2422 2008-04-03 Jan Hubicka <jh@suse.cz>
2424 PR tree-optimization/35795
2425 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
2426 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2427 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2428 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2429 * score/score3.c (score3_output_mi_thunk): Likewise.
2430 * score/score7.c (score7_output_mi_thunk): Likewise.
2431 * mips/mips.c (mips_output_mi_thunk): Likewise.
2433 2008-04-03 Richard Guenther <rguenther@suse.de>
2435 * tree-vrp.c (extract_range_from_unary_expr): Handle all
2436 conversions. Simplify code.
2438 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
2440 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
2442 2008-04-03 Tom Tromey <tromey@redhat.com>
2443 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2445 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
2446 * config/bfin/t-bfin-linux (generated_files): Add
2447 linux-sysroot-suffix.h.
2448 * doc/install.texi (Prerequisites): Require make 3.80.
2449 * doc/sourcebuild.texi (Front End Directory): Document new
2451 * Makefile.in (generated_files): New variable.
2452 (ALL_HOST_OBJS): New variable.
2453 ($(ALL_HOST_OBJS)): New target.
2455 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
2457 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
2458 (remap_block): Call id->transform_lang_insert_block instead
2460 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
2461 Set id.transform_lang_insert_block to NULL.
2462 (clone_body): Move to cp/optimize.c
2463 * tree-inline.h (struct copy_body_data): Change
2464 transform_lang_insert_block to function pointer.
2465 (copy_generic_body, copy_decl_no_change): Export.
2466 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
2467 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
2468 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
2470 * c-tree.h (insert_block): Kill.
2471 * c-decl.c (insert_block): Kill.
2473 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
2475 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2476 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
2477 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
2479 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
2480 argument, call {push,pop}_function_context from here.
2481 * c-parser.c: Use c_{push,pop}_function_context.
2483 * function.c (push_function_context_to): Move meat ...
2484 (push_function_context): ... here. Simplify.
2485 * function.c (pop_function_context_from): Move meat ...
2486 (pop_function_context): ... here. Simplify.
2487 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
2489 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2490 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
2491 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
2492 * tree.h (push_function_context_to, pop_function_context_from): Remove.
2494 2008-04-03 Ben Elliston <bje@au.ibm.com>
2496 * expmed.c (extract_force_align_mem_bit_field): Remove.
2498 2008-04-03 Richard Guenther <rguenther@suse.de>
2501 * expr.h (try_casesi): Adjust prototype.
2502 * expr.c (try_casesi): Take fallback label as extra parameter.
2503 Use that for gen_casesi if default_label is NULL.
2504 * stmt.c (expand_case): Pass fallback label to try_casesi,
2505 make sure to fill gaps with a fallback label if default_label
2508 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
2511 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
2513 2008-04-03 Ben Elliston <bje@au.ibm.com>
2515 * expmed.c (extract_split_bit_field): Remove if (0) code.
2516 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
2517 (do_ds_constraint): Likewise.
2519 2008-04-02 Joseph Myers <joseph@codesourcery.com>
2521 * doc/cppopts.texi (-dU): Document.
2522 * c-common.h (flag_dump_macros): Update comment.
2523 * c-opts.c (handle_OPT_d): Handle -dU.
2524 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
2525 dump_queued_macros, cb_used_define, cb_used_undef): New.
2526 (init_pp_output): Handle -dU.
2527 (cb_line_change): Call dump_queued_macros.
2528 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
2530 2008-04-02 Anatoly Sokolov <aesok@post.ru>
2532 * config/avr/predicates.md (io_address_operand): New predicate.
2533 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
2534 * config/avr/avr.c (avr_io_address_p): Remove function.
2535 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
2536 'avr_io_address_p' function.
2537 (out_movhi_r_mr): (Ditto.).
2538 (out_movqi_mr_r): (Ditto.).
2539 (out_movhi_mr_r): (Ditto.).
2540 (avr_address_cost): (Ditto.).
2542 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
2544 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
2545 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
2546 in 32bit mode when XMM registers are available to avoid store
2548 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
2549 corresponding post-reload splitters.
2551 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2553 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
2554 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
2555 __builtin_ia32_roundss.
2556 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
2557 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
2558 __builtin_ia32_roundss.
2559 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
2560 IX86_BUILTIN_SHUFPD here.
2562 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2564 * config/i386/i386.md (plogic): New.
2565 (plogicprefix): Likewise.
2567 * config/i386/mmx.md (mmx_<code><mode>3): New.
2568 (mmx_and<mode>3): Removed.
2569 (mmx_ior<mode>3): Likewise.
2570 (mmx_xor<mode>3): Likewise.
2572 * config/i386/sse.md (<code><mode>3): New.
2573 (*<code><mode>3): Likewise.
2574 (*<code><mode>3): Likewise.
2575 (<code><mode>3): Likewise.
2576 (*sse_<code><mode>3): Likewise.
2577 (*sse2_<code><mode>3): Likewise.
2578 (<code>tf3): Likewise.
2579 (*<code>tf3): Likewise.
2580 (and<mode>3): Likewise.
2581 (*and<mode>3): Likewise.
2582 (ior<mode>3): Removed.
2583 (*ior<mode>3): Likewise.
2584 (xor<mode>3): Likewise.
2585 (*xor<mode>3): Likewise.
2586 (*and<mode>3): Likewise.
2587 (*ior<mode>3): Likewise.
2588 (*xor<mode>3): Likewise.
2589 (and<mode>3): Likewise.
2590 (*sse_and<mode>3): Likewise.
2591 (*sse2_and<mode>3): Likewise.
2593 (*andtf3): Likewise.
2594 (ior<mode>3): Likewise.
2595 (*sse_ior<mode>3): Likewise.
2596 (*sse2_ior<mode>3): Likewise.
2598 (*iortf3): Likewise.
2599 (xor<mode>3): Likewise.
2600 (*sse_xor<mode>3): Likewise.
2601 (*sse2_xor<mode>3): Likewise.
2603 (*xortf3): Likewise.
2605 2008-04-02 Richard Guenther <rguenther@suse.de>
2607 PR tree-optimization/14495
2608 PR tree-optimization/34793
2609 * tree-vrp.c (struct switch_update): New structure.
2610 (to_remove_edges, to_update_switch_stmts): New VECs.
2611 (simplify_switch_using_ranges): New function. Remove not taken
2612 case labels and edges.
2613 (simplify_stmt_using_ranges): Call it.
2614 (identify_jump_threads): Mark edges we have queued for removal
2615 so we don't thread them.
2616 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
2618 * tree-cfg.c (group_case_labels): Deal with missing default label.
2619 (tree_verify_flow_info): Allow missing default label.
2620 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
2621 (emit_case_nodes): Likewise.
2622 (expand_case): Do not rely on the default label to be present.
2623 * expr.c (try_casesi): Deal with NULL default_label.
2624 (do_tablejump): Likewise.
2626 2008-04-02 Richard Guenther <rguenther@suse.de>
2628 PR tree-optimization/14495
2629 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
2630 SWITCH_EXPR here ...
2631 (vrp_visit_switch_stmt): ... but here (new function).
2632 (find_case_label_index): New helper function.
2633 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
2635 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2637 * fwprop.c: Fix ISO-C99ism.
2639 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2642 * Makefile.in (objdir): Set it here.
2643 * configure.ac: Not here. Find dynamic linker characteristics.
2644 * exec-tool.in: Use them.
2645 * aclocal.m4: Regenerate.
2646 * configure: Regenerate.
2648 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2650 * expr.c (expand_var): Delete it.
2651 * expr.h (expand_var): Delete prototype.
2652 * function.c (expand_function_start): Use expand_decl instead.
2653 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
2656 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
2658 PR rtl-optimization/35542
2659 * fwprop.c (forward_propagate_and_simplify): Replace
2660 loc_reg_mentioned_in_p with reg_mentioned_p.
2662 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2664 PR rtl-optimization/35281
2665 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
2666 (propagate_rtx_1): Handle PR_HANDLE_MEM.
2667 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
2668 (varying_mem_p): Move above propagate_rtx.
2669 (all_uses_available_at): Do not check MEMs.
2671 2008-04-02 Rafael Espindola <espindola@google.com>
2673 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
2674 (register_edge_assert_for_2): Split the cond argument.
2675 (register_edge_assert_for_1): Adjust for the change in
2676 register_edge_assert_for_2.
2677 (register_edge_assert_for): Split the cond argument.
2678 (find_switch_asserts): Adjust for the change in
2679 register_edge_assert_for.
2681 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
2683 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
2684 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
2685 offsets for 64-bit mingw.
2686 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
2687 abi for x86_64-pc-mingw.
2689 2008-04-02 Richard Guenther <rguenther@suse.de>
2691 * tree-vrp.c (extract_range_from_assert): Make sure to not
2692 produce range min/max with TREE_OVERFOW set.
2693 If merging a anti-range and a range keep the anti-range if
2694 the range covers all values of the type.
2695 (register_edge_assert_for_2): Only allow sign-changing
2696 conversions in detecting canonical range checks. Also
2697 register an assert for the unsigned name if useful.
2699 PR tree-optimization/35787
2700 * tree-vrp.c (vrp_val_max): New function.
2701 (vrp_val_min): Likewise.
2702 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
2703 (vrp_val_is_min): Likewise.
2704 (supports_overflow_infinity): Use vrp_val_{min,max}.
2705 (negative_overflow_infinity): Likewise.
2706 (positive_overflow_infinity): Likewise.
2707 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
2708 (is_positive_overflow_infinity): Likewise.
2709 (is_overflow_infinity): Likewise.
2710 (avoid_overflow_infinity): Use vrp_val_{min,max} and
2711 vrp_val_is_{min,max}.
2712 (set_and_canonicalize_value_range): Canonicalize anti-ranges
2713 to ranges if possible. Avoid empty ranges.
2715 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2718 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
2719 the expression is a function address.
2721 2008-04-01 George Helffrich <george@gcc.gnu.org>
2723 PR fortran/35154, fortran/23057
2724 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
2725 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
2726 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
2727 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
2729 (dbxout_syms): Check for COMMON-based symbol and wrap in
2730 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
2731 in bracket for efficiency.
2733 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
2734 using DW_TAG_common_block + member offset.
2735 (add_pubname_string): New function.
2736 (dw_expand_expr): New function to find block name and offset for
2738 (common_check): New function to check whether symbol in Fortran COMMON.
2739 (gen_variable_die): If COMMON, use DW_TAG_common_block.
2741 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
2744 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
2746 2008-04-02 Ben Elliston <bje@au.ibm.com>
2748 * config/v850/v850.md (casesi): Remove if (0) code.
2749 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2750 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
2752 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
2754 * config/i386/i386.md (rex64suffix): New mode attribute.
2755 (floathi<mode>2): Disable expander for SSE math.
2756 (*floathi<mode>2_1): New insn insn_and_split pattern.
2757 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
2758 corresponding post-reload splitters.
2759 (*floathi<mode>2_i387): New macroized insn pattern.
2760 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
2761 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
2762 insn_and_split pattern.
2763 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
2764 New macroized instruction patterns and corresponding post-reload
2766 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
2767 and corresponding post-reload splitters.
2768 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
2769 New macroized instruction patterns.
2770 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
2771 macroized instruction patterns and corresponding post-reload splitters.
2772 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
2773 corresponding post-reload splitters.
2774 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
2775 New macroized instruction patterns.
2776 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
2777 corresponding post-reload splitters.
2778 (*floatsi<mode>2_i387): New macroized instruction patterns.
2780 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
2782 * config/i386/i386.md (smaxmin): New.
2783 (umaxmin): Likewise.
2784 (maxminiprefix): Likewise.
2785 (maxminfprefix): Likewise.
2786 (<code><mode>3): Likewise.
2787 (smin<mode>3): Removed.
2788 (smax<mode>3): Likewise.
2790 * config/i386/mmx.md (mmx_<code>v2sf3): New.
2791 (mmx_<code>v4hi3): Likewise.
2792 (mmx_<code>v8qi3): Likewise.
2793 (mmx_smaxv2sf3): Removed.
2794 (mmx_sminv2sf3): Likewise.
2795 (mmx_umaxv8qi3): Likewise.
2796 (mmx_smaxv4hi3): Likewise.
2797 (mmx_uminv8qi3): Likewise.
2798 (mmx_sminv4hi3): Likewise.
2800 * config/i386/sse.md (<addsub><mode>3): New.
2801 (*<addsub><mode>3): Likewise.
2802 (<sse>_vm<addsub><mode>3): Likewise.
2803 (<maxmin><mode>3): Likewise.
2804 (*<maxmin><mode>3_finite): Likewise.
2805 (*<maxmin><mode>3): Likewise.
2806 (<sse>_vm<maxmin><mode>3): Likewise.
2807 (sse3_h<addsub>v4sf3): Likewise.
2808 (sse3_h<addsub>v2df3): Likewise.
2809 (<maxmin>v16qi3): Likewise.
2810 (*<maxmin>v16qi3): Likewise.
2811 (<maxmin>v8hi3): Likewise.
2812 (*<maxmin>v8hi3): Likewise.
2813 (*sse4_1_<maxmin><mode>3): Likewise.
2814 (*sse4_1_<maxmin><mode>3): Likewise.
2815 (add<mode>3): Removed.
2816 (*add<mode>3): Likewise.
2817 (<sse>_vmadd<mode>3): Likewise.
2818 (sub<mode>3): Likewise.
2819 (*sub<mode>3): Likewise.
2820 (<sse>_vmsub<mode>3): Likewise.
2821 (smin<mode>3): Likewise.
2822 (*smin<mode>3_finite): Likewise.
2823 (*smin<mode>3): Likewise.
2824 (<sse>_vmsmin<mode>3): Likewise.
2825 (smax<mode>3): Likewise.
2826 (*smax<mode>3_finite): Likewise.
2827 (*smax<mode>3): Likewise.
2828 (<sse>_vmsmax<mode>3): Likewise.
2829 (sse3_haddv4sf3): Likewise.
2830 (sse3_haddv2df3): Likewise.
2831 (sse3_hsubv4sf3): Likewise.
2832 (sse3_hsubv2df3): Likewise.
2833 (umaxv16qi3): Likewise.
2834 (*umaxv16qi3): Likewise.
2835 (smaxv8hi3): Likewise.
2836 (*smaxv8hi3): Likewise.
2837 (*sse4_1_smax<mode>3): Likewise.
2838 (*sse4_1_umax<mode>3): Likewise.
2839 (uminv16qi3): Likewise.
2840 (*uminv16qi3): Likewise.
2841 (sminv8hi3): Likewise.
2842 (*sminv8hi3): Likewise.
2843 (*sse4_1_smin<mode>3): Likewise.
2844 (*sse4_1_umin<mode>3): Likewise.
2846 2008-04-01 Rafael Espindola <espindola@google.com>
2848 * tree-cfg.c (verify_expr): remove in_phi.
2849 (verify_stmt): Don't call walk_tree with verify_expr. Use
2850 is_gimple_min_invariant instead of is_gimple_val.
2852 2008-04-01 Joseph Myers <joseph@codesourcery.com>
2854 * doc/include/gpl_v3.texi: Update for manpage generation.
2855 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
2857 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
2858 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
2859 gpl_v3.texi instead of gpl.texi.
2862 2008-04-01 Jakub Jelinek <jakub@redhat.com>
2865 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
2867 2008-04-01 Rafael Espindola <espindola@google.com>
2869 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
2870 (extract_code_and_val_from_cond): Use
2871 extract_code_and_val_from_cond_with_ops.
2873 2008-04-01 Jan Hubicka <jh@suse.cz>
2875 * function.c (free_after_compilation): Free epilogue_delay_list.
2876 (prepare_function_start): Assert that previous compilation was freed.
2878 2008-04-01 Jan Hubicka <jh@suse.cz>
2879 Jim Wilson <wilson@tuliptree.org>
2880 Andreas Tobler <andreast@gcc.gnu.org>
2883 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
2884 rtl.emit instead cfun->emit.
2885 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
2886 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
2888 2008-04-01 Ben Elliston <bje@au.ibm.com>
2890 * doc/c-tree.texi (Function Basics): Fix grammatical error.
2892 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
2894 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
2896 (fprofile-use): Add var flag_profile_use
2897 * coverage.c (coverage_begin_output): Do not open a gcno file for
2898 output only if -ftest-coverage is set.
2899 Do not add getpwd() to gcda file path.
2900 (build_gcov_info): Check the new flag
2901 flag_profile_datafile_relative_path.
2902 (coverage_init): Use profile_data_prefix.
2903 Read profile counter only if flag_profile_use is set.
2904 * opts.c (common_handle_option): New option fprofile-use=,
2905 fprofile-dir=, fprofile-generate=.
2906 * toplev.c (profile_data_prefix): New variable definition.
2907 * toplev.h (profile_data_prefix): New declaration.
2908 * doc/invoke.tex (Option Summary, Optimization Options):
2911 2008-03-31 James E. Wilson <wilson@tuliptree.org>
2913 * varasm.c (output_constant_pool_1): In LABEL_REF check,
2914 use tmp consistently.
2917 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
2918 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2919 UNSPEC_FR_RECIP_APPROX_RES.
2920 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
2922 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
2925 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
2927 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2930 * fold-const.c (fold_indirect_ref_1): Support accessing non first
2931 element of the vector via a pointer.
2933 2008-03-31 Ian Lance Taylor <iant@google.com>
2935 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
2937 2008-03-31 Jan Hubicka <jh@suse.cz>
2939 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2940 get_arg_pointer_save_area.
2941 * expr.c (init_expr): Just clear out rtl.expr.
2942 * function.c (free_after_compilation): Clear out whole RTL structure.
2943 (get_func_frame_size): Merge into ...
2944 (get_frame_size): ... this one.
2945 (assign_stack_local_1): Merge into ...
2946 (assign_stack_local): ... this one.
2947 (expand_function_end): Update call of get_arg_pointer_save_area.
2948 (get_art_pointer_save_area): Remove cfun argument.
2949 * function.h (emit_status): regno_pointer_align does not need length
2950 attribute. Move x_regno_reg_rtx to ...
2951 (regno_reg_rtx): ... new global array.
2952 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
2953 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
2954 apply_args_value, forced_labels, stack_pointer_delta):
2956 (struct varasm_status): Move here from varasm.c
2957 (struct rtl_data): New. Move here some fields from struct function.
2958 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2959 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2960 used_temp_slots avail_temp_slots, temp_slot_level,
2961 nonlocal_goto_handler_labels): Update accesstors.
2962 (rtl): New global variable.
2963 (struct function): Move some fileds to rtl_data.
2964 (get_arg_pointer_save_area): Update prototype.
2965 * emit-rtl.c (rtl): Declare.
2966 (regno_reg_rtx): Declare.
2967 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2969 (gen_reg_rtx): Update.
2970 (init_virtual_regs): Do not tate emit_status argument.
2971 (init_emit): Do not allocate emit.
2972 * varasm.c (varasm_statuc): Move to function.h.
2973 (n_deferred_constatns): Update accestor.
2974 (init_varasm_status): Do not allocate varasm_status.
2975 (force_const_mem, get_pool_size, output_constant_pool): Update.
2976 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2977 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2979 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
2981 PR rtl-optimization/35729
2982 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
2985 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
2988 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
2989 load/store if memory is unaligned.
2990 (*movti_rex64): Likewise.
2992 * config/i386/predicates.md (misaligned_operand): New.
2994 2008-03-31 Andrew Pinski <pinskia@gmail.com>
2997 * tree-ssa-phiopt.c (conditional_replacement): Return early for
3000 2008-03-31 Jan Beulich <jbeulich@novell.com>
3002 * config/ia64/constraints.md: Add 'j' constraint.
3003 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
3004 (movdi_internal): Likewise.
3006 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
3009 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
3011 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
3014 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
3015 proper error message for the third argument on blendpd and
3018 * config/i386/sse.md (blendbits): New.
3019 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
3021 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
3023 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
3025 2008-03-30 Richard Guenther <rguenther@suse.de>
3028 * fold-const.c (fold_sign_changed_comparison): Do leave
3029 conversions to base-types alone.
3031 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
3033 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
3034 the link register if one altivec register is be saved.
3036 2008-03-30 Ben Elliston <bje@au.ibm.com>
3038 * final.c (final_scan_insn): Remove if (0) code.
3040 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
3042 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
3044 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
3046 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
3047 of V4SFmode to ix86_binary_operator_ok.
3049 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
3051 * config/i386/i386.c (override_options): Initialize
3052 ix86_veclib_handler to ix86_veclibabi_svml when
3053 -mveclibabi=svml is used.
3054 (ix86_veclibabi_svml): New function for SVML ABI style
3055 vectorization support.
3056 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
3058 2008-03-28 Rafael Espindola <espindola@google.com>
3060 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
3061 (tree_binary_nonnegative_warnv_p): Make it public.
3062 (tree_single_nonnegative_warnv_p): Make it public.
3063 (tree_invalid_nonnegative_warnv_p): Make it public.
3064 (tree_unary_nonzero_warnv_p): Make it public.
3065 (tree_binary_nonzero_warnv_p): Make it public
3066 (tree_single_nonzero_warnv_p): Make it public.
3067 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
3068 (extract_range_from_binary_expr): Split the expr argument.
3069 (extract_range_from_unary_expr): Split the expr argument.
3070 (extract_range_from_comparison): Split the expr argument.
3071 (extract_range_from_expr): Use the new aux functions.
3072 (vrp_evaluate_conditional_warnv): Use
3073 vrp_evaluate_conditional_warnv_with_ops.
3074 * tree.h (tree_unary_nonzero_warnv_p): Declare.
3075 (tree_binary_nonzero_warnv_p): Declare.
3076 (tree_single_nonzero_warnv_p): Declare.
3077 (tree_expr_nonzero_warnv_p): Declare.
3078 (tree_unary_nonnegative_warnv_p): Declare.
3079 (tree_binary_nonnegative_warnv_p): Declare.
3080 (tree_single_nonnegative_warnv_p): Declare.
3081 (tree_invalid_nonnegative_warnv_p): Declare.
3083 2008-03-28 Richard Guenther <rguenther@suse.de>
3085 PR tree-optimization/30317
3086 PR tree-optimization/30911
3087 PR tree-optimization/34793
3088 * tree-vrp.c (set_and_canonicalize_value_range): New function.
3089 (struct assert_locus_d): New member EXPR.
3090 (register_new_assert_for): Add EXPR parameter to support
3091 ASSERT_EXPR <name, expr OP limit>.
3092 (register_edge_assert_for_1): Adjust callers.
3093 (find_assert_locations): Likewise.
3094 (process_assert_insertions_for): Build condition from expression.
3095 (extract_range_from_assert): Handle ASSERT_EXPRs
3096 of the form ASSERT_EXPR <name, expr OP limit>.
3097 (register_edge_assert_for_2): New helper registering
3098 asserts for comparisons. Recognize range tests of the form
3099 (unsigned)i - CST1 OP CST2.
3100 (register_edge_assert_for_1): Use it.
3101 (register_edge_assert_for): Likewise.
3102 (needs_overflow_infinity): Integer sub-types
3103 do not need overflow infinities.
3104 (vrp_val_is_max): The extreme values of integer sub-types
3105 are those of the base type.
3106 (vrp_val_is_min): Likewise.
3107 * tree.def (ASSERT_EXPR): Document extra allowed conditional
3110 2008-03-28 Nick Clifton <nickc@redhat.com>
3113 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
3114 Return GENERAL_REGS for stack adjustment reloads.
3116 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3119 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
3120 const_vector when all the vectors are constant.
3122 2008-03-27 Bob Wilson <bob.wilson@acm.org>
3124 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
3126 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
3127 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
3129 (s<code>_sf): Use new scc_sf attribute for opcode names.
3131 2008-03-27 Tom Tromey <tromey@redhat.com>
3133 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
3134 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
3135 config/spu/t-spu-elf, config/i386/t-interix,
3136 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
3137 config/i386/x-darwin, config/i386/x-mingw32,
3138 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
3139 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
3140 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
3141 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
3142 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
3143 config/rs6000/x-darwin, config/rs6000/t-rs6000,
3144 config/score/t-score-elf, config/arm/t-strongarm-pe,
3145 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
3146 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
3147 Revert automatic dependency patch.
3149 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
3152 * config/i386/i386.c (ix86_function_arg_boundary): Align
3153 decimal floating point to its natural boundary.
3155 2008-03-27 Richard Guenther <rguenther@suse.de>
3158 * fold-const.c (fold_comparison): Restrict distinct decl
3159 comparison folding to VAR_DECLs and PARM_DECLs. Do not
3160 solely rely on operand_equal_p.
3162 2008-03-27 Richard Guenther <rguenther@suse.de>
3165 * c-common.c (handle_weak_attribute): Reject combination of
3168 2008-03-27 Richard Guenther <rguenther@suse.de>
3170 PR tree-optimization/32810
3171 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
3172 conversions from DECL_INITIAL.
3173 (fold_const_aggregate_ref): Likewise from constructor elements.
3175 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
3177 * tree-affine.h (aff_combination_expand): Declare.
3178 (get_inner_reference_aff): Likewise.
3179 * tree-affine.c (aff_combination_expand): Split out from
3180 tree_to_aff_combination_expand.
3181 (get_inner_reference_aff): New function.
3182 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
3183 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
3184 (struct lim_aux_data): sm_done field removed.
3185 (mem_ref_loc_p, mem_ref_locs_p): New types.
3186 (struct mem_ref): Added id, stored, accesses_in_loop,
3187 indep_loop, dep_loop, indep_ref, dep_ref fields.
3188 Removed is_stored, locs and next fields.
3189 (memory_accesses): New variable.
3190 (movement_possibility): Do not allow moving statements
3191 that store to memory.
3192 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
3194 (determine_max_movement): For statements with memory references,
3195 find the outermost loop in that the reference is independent.
3196 (move_computations_stmt): Mark the virtual operands for renaming.
3197 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
3198 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
3199 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
3200 add_vop_ref_mapping, create_vop_ref_mapping_loop,
3201 create_vop_ref_mapping, analyze_memory_references,
3202 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
3203 get_all_locs_in_loop, ref_always_accessed_p,
3204 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
3205 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
3206 store_motion_loop, store_motion): New functions.
3207 (struct vop_to_refs_elt): New type.
3208 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
3209 memref_hash, memref_eq, hoist_memory_references): Rewritten.
3210 (schedule_sm): Replaced by...
3211 (execute_sm): ... this.
3212 (determine_lsm_ref, hoist_memory_references,
3213 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
3214 find_more_ref_vops, free_mem_ref, free_mem_refs,
3215 determine_lsm_loop, determine_lsm): Removed.
3216 (tree_ssa_lim_finalize): Free data structures used by store motion.
3217 (tree_ssa_lim): Call analyze_memory_references. Use
3218 store_motion instead of determine_lsm.
3220 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
3222 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
3223 rename tmake_file to m68hc11/t-m68hc11.
3224 (mcore): Set inhibit_libc to true.
3225 * config.host (alpha*-dec-*vms*): Set extra_programs.
3226 (interix3*): Don't use host_xmake_file.
3227 * configure.ac: Let config.gcc override inhibit_libc.
3228 * configure: Regenerate.
3230 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
3231 * config/t-openbsd-thread: Remove commented out lines.
3233 * config/x-interix: Remove.
3235 * config/m68hc11/t-m68hc11-gas: Rename to...
3236 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
3238 * config/mcore/t-mcore: Remove T_CFLAGS.
3239 * config/mcore/t-mcore-pe: Likewise.
3241 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
3243 * configure.ac: Replace custom __GNU_SOURCE test with
3244 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
3245 * aclocal.m4: Regenerate.
3246 * configure: Regenerate.
3247 * config.in: Regenerate.
3249 2008-03-27 Richard Guenther <rguenther@suse.de>
3251 * fold-const.c (target.h): Include.
3252 (fold_comparison): Fold comparison of addresses of decls
3253 that bind locally or of constants. Consolidate address folding code.
3254 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
3255 results from fold_binary_to_constant.
3256 (compare_values_warnv): Likewise.
3258 2008-03-27 Andrew Pinski <pinskia@gmail.com>
3261 * fold-const.c (fold_truthop): Check for integeral types when folding
3262 a == 0 && b == 0 and a != 0 || b != 0 .
3264 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
3266 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
3268 2008-03-26 Andreas Schwab <schwab@suse.de>
3270 * doc/invoke.texi: Fix use of @item vs. @itemx.
3272 2008-03-26 Tom Tromey <tromey@redhat.com>
3274 * Makefile.in (build/gensupport.o, build/print-rtl.o,
3275 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
3276 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
3277 build/gencodes.o, build/genconditions.o, build/genconfig.o,
3278 build/genconstants.o, build/genemit.o, build/genextract.o,
3279 build/genflags.o, build/genmddeps.o, build/genopinit.o,
3280 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
3283 2008-03-26 Richard Guenther <rguenther@suse.de>
3286 2008-03-26 Richard Guenther <rguenther@suse.de>
3288 * fold-const.c (target.h): Include.
3289 (fold_comparison): Fold comparison of addresses of two decls
3290 that bind locally. Consolidate address folding code.
3292 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3294 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
3295 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
3296 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
3297 dconstsqrt2, dconstthird, dconste and/or dconst10.
3298 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
3299 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
3300 dconstsqrt2, dconste): Delete.
3301 (init_emit_once): Likewise. Simplify initializing dconstm1.
3303 * real.c (get_real_const): New.
3304 * real.h (dconst3, dconst10, dconstm2, dconstthird,
3305 dconstsqrt2, dconste): Delete.
3306 (real_value_const, get_real_const): New.
3308 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
3310 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
3312 * config/i386/i386.c (ix86_function_arg_boundary): Check
3313 BIGGEST_ALIGNMENT instead of 128.
3314 (setup_incoming_varargs_64): Likewise.
3316 2008-03-26 Tom Tromey <tromey@redhat.com>
3318 * Makefile.in (DEPFILES): Add missing '/'.
3320 2008-03-26 Richard Guenther <rguenther@suse.de>
3322 * fold-const.c (target.h): Include.
3323 (fold_comparison): Fold comparison of addresses of two decls
3324 that bind locally. Consolidate address folding code.
3326 2008-03-26 Nick Clifton <nickc@redhat.com>
3329 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
3330 not allow INT+INT as a legitimate addressing mode.
3332 2008-03-26 Richard Guenther <rguenther@suse.de>
3334 * tree-flow.h (widen_bitfield): Remove declaration.
3335 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
3336 (widen_bitfield): Remove function.
3337 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
3340 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3343 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
3346 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
3348 PR rtl-optimization/35232
3349 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
3350 (forget_old_reloads_1, forget_marked_reloads): Don't clear
3351 reg_reloaded_call_part_clobbered here.
3352 (reload_regs_reach_end_p): New function.
3353 (reload_reg_rtx_for_input): New variable.
3354 (reload_reg_rtx_for_output): Likewise.
3355 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
3356 when reassigning a pseudo register. Load reloadreg from
3357 reload_reg_rtx_for_input, moving the mode and register
3359 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
3360 instead of the original when deciding whether an input reload
3361 would be a no-op or whether an output reload can be deleted.
3362 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
3363 when setting up new_spill_reg_store. Load it from
3364 reload_reg_rtx_for_output, moving the mode and register
3366 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
3367 instead of the original when deciding whether an output reload
3368 would be a no-op. Do the same when modifying insn notes.
3369 Use rtx_equal_p instead of == to compare the registers.
3370 (inherit_piecemeal_p): Take a mode and two register numbers
3372 (emit_reload_insns): Clear new_spill_reg_store for every hard
3373 register in the reload register. Remove spill registers
3374 from reg_reloaded_valid before considering whether to record
3375 inheritance information for them. Use reload_reg_rtx_for_output
3376 instead of reg_rtx when recording output reloads. Use
3377 reload_reg_rtx_for_input instead of reg_rtx when recording
3378 input reloads. Set or clear reg_reloaded_call_part_clobbered
3379 at the same time as setting reg_reloaded_valid.
3380 (delete_output_reload): Add a new_reload_reg parameter and use it
3381 instead of rld[j].reg_rtx.
3382 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
3385 2008-03-25 Tom Tromey <tromey@redhat.com>
3387 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
3388 (build/genattr.o): Likewise.
3389 (build/genattrtab.o): Likewise.
3390 (build/gencodes.o): Likewise.
3391 (build/genconfig.o): Likewise.
3392 (build/genconstants.o): Likewise.
3393 (build/genemit.o): Likewise.
3394 (build/genextract.o): Likewise.
3395 (build/genflags.o): Likewise.
3397 2008-03-25 Bob Wilson <bob.wilson@acm.org>
3399 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
3400 instead of size_int for integer types.
3401 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
3402 to match type of MINUS_EXPR.
3404 2008-03-25 Tom Tromey <tromey@redhat.com>
3406 * configure: Rebuilt.
3407 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
3410 2008-03-25 Tom Tromey <tromey@redhat.com>
3412 * config/x-solaris (host-solaris.o): Update.
3413 * config/x-linux (host-linux.o): Update.
3414 * config/x-hpux (host-hpux.o): Update.
3415 * config/x-darwin (host-darwin.o): Update.
3416 * config/v850/t-v850e (v850-c.o): Update.
3417 * config/v850/t-v850 (v850-c.o): Update.
3418 * config/t-vxworks (vxworks.o): Update.
3419 * config/t-sol2 (sol2-c.o, sol2.o): Update.
3420 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
3421 * config/spu/t-spu-elf (spu-c.o): Update.
3423 * config/sh/t-symbian (sh-c.o): Update.
3424 (symbian.o): Update.
3425 * config/sh/t-sh (sh-c.o): Update.
3426 * config/score/t-score-elf (score7.o, score3.o): Update.
3427 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
3428 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
3429 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
3430 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
3432 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
3433 * config/m32c/t-m32c (m32c-pragma.o): Update.
3434 * config/ia64/t-ia64 (ia64-c.o): Update.
3435 * config/i386/x-mingw32 (host-mingw32.o): Update.
3436 * config/i386/x-i386 (driver-i386.o): Update.
3437 * config/i386/x-darwin (host-i386-darwin.o): Update.
3438 * config/i386/x-cygwin (host-cygwin.o): Update.
3439 * config/i386/t-nwld (nwld.o): Update.
3440 * config/i386/t-netware (netware.o): Update.
3441 * config/i386/t-interix (winnt.o): Update.
3442 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
3443 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
3444 msformat-c.o): Update.
3445 * config/bfin/t-bfin-linux (generated_files): Add
3446 linux-sysroot-suffix.h.
3447 * config/arm/t-wince-pe (pe.o): Update.
3448 * config/arm/t-strongarm-pe (pe.o): Update.
3449 * config/arm/t-pe (pe.o): Update.
3450 * config/arm/t-arm (arm-c.o): Update.
3451 * doc/install.texi (Prerequisites): Require make 3.80.
3452 * Makefile.in: Remove .o targets.
3453 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
3454 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
3455 (simple_generated_h, simple_generated_c): Move earlier.
3456 (generated_files): New variable.
3457 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
3458 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
3459 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
3460 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
3461 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
3462 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
3463 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
3464 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
3465 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
3466 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
3467 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
3468 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
3470 (COMPILE.base, COMPILE): New variables.
3471 (%.o): New pattern rule.
3472 (ALL_HOST_OBJS): New variable.
3473 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
3474 (dummy-checksum.o, cc1-checksum.o): Remove.
3475 (DRIVER_SHLIB): New variable.
3476 (DRIVER_DEFINES): Use it.
3477 (gencondmd.c): Move out of build/.
3478 (s-conditions): Update.
3479 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
3480 (ALL_BUILD_OBJS): Likewise.
3481 (build/%.o): Use BUILDCOMPILE.
3482 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
3483 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
3484 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
3485 build/gencheck.o, build/gencodes.o, build/genconditions.o,
3486 build/genconfig.o, build/genconstants.o, build/genemit.o,
3487 build/genextract.o, build/genflags.o, build/genmddeps.o,
3488 build/genopinit.o, build/genoutput.o, build/genpeep.o,
3489 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
3490 build/gen-protos.o, build/scan.o, build/fix-header.o,
3491 build/scan-decls.o): Simplify.
3492 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
3493 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
3494 prefix.o, toplev.o): Reduce to variable setting.
3495 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
3496 ($(out_object_file), gcc-options.o): New targets.
3497 ($(ALL_HOST_OBJS)): New target. Include dependency files.
3498 * configure: Rebuilt.
3499 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
3500 * doc/sourcebuild.texi (Front End Directory): Document new variable.
3502 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
3504 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
3505 complain when we hit an error, return ERROR_MARK_NODE.
3507 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3509 * config/sh/constraints.md (Pso, Psz): New constraints.
3510 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
3511 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
3513 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3515 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
3516 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
3518 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3520 * config/sh/sh.md (prefetch): Add condition for SH2A target.
3521 (prefetch_sh2a): New.
3523 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3524 Naveen.H.S <naveen.hs@kpitcummins.com>
3526 * config/sh/constraints.md (I28): New constraint.
3527 * config/sh/sh.c (broken_move): Add support for movi20s.
3528 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
3530 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
3531 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3532 Naveen.H.S <naveen.hs@kpitcummins.com>
3534 * config/sh/sh.c (SH_ATTRIBUTES): Define.
3535 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
3536 (print_operand): Handle resbank in %@ operand code.
3537 (sh_encode_section_info): New.
3538 (push_regs): Add conditions for resbank.
3539 (sh_expand_epilogue): Likewise.
3540 (sh_insert_attributes): Likewise.
3541 (sh_attribute_table): Likewise.
3542 (sh_handle_resbank_handler_attribute): New.
3543 (sh2a_handle_function_vector_handler_attribute): New.
3544 (sh2a_is_function_vector_call): New.
3545 (sh2a_get_function_vector_number): New.
3546 (sh2a_function_vector_p): New.
3547 (sh_cfun_resbank_handler_p): New.
3548 * config/sh/sh.md (calli): Emit jsr/n if possible.
3549 (calli_tbr_rel): New.
3550 (calli_pcrel): Emit jsr/n if possible.
3551 (return_i): Emit rts/n if possible.
3552 (call_valuei_tbr_rel): New.
3553 (call_valuei_pcrel): Add condition for SH2A target.
3554 (call_value): Likewise.
3555 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
3556 (sh2a_get_function_vector_number): Likewise.
3557 (sh2a_is_function_vector_call): Likewise.
3558 * doc/extend.texi: Document TBR relative addressing of SH2A.
3559 (resbank): Add description for SH2A.
3561 2008-03-24 Richard Guenther <rguenther@suse.de>
3564 * gimplify.c (gimplify_modify_expr): For frontend type-correct
3565 pointer assignments change conversions according to middle-end rules.
3566 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
3567 * configure.ac: Include type checking in yes.
3568 * configure: Regenerate.
3570 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3572 * diagnostic.c (diagnostic_count_diagnostic): Delete.
3573 (diagnostic_report_diagnostic): Update. Handle ICEs here.
3575 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
3577 * gthr-vxworks.h (UNUSED): Define.
3579 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
3581 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
3583 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
3585 * doc/extend.texi (Function Attributes): Add missing comma in the
3586 example of the "alloc_size" attribute.
3588 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
3591 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
3593 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3596 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3599 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3600 of the underlying type of a MS bitfield layout to the natural
3601 alignment of the type.
3603 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3605 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3606 to their natural alignment to avoid store forwarding stalls.
3608 2008-03-22 Richard Guenther <rguenther@suse.de>
3610 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
3611 For PHI nodes verify the address is invariant.
3612 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
3613 (get_symbol_constant_value): Use is_gimple_min_invariant.
3614 (maybe_fold_stmt_indirect): Likewise.
3616 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
3618 PR rtl-optimization/33927
3619 * Makefile.in (dse.o): Depend on $(TM_P_H).
3620 * expr.h (extract_low_bits): Declare.
3621 * expmed.c (extract_low_bits): New function.
3622 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
3623 * dse.c: Include tm_p.h.
3624 (find_shift_sequence): Remove the read_reg argument and return the
3625 read value. Emit the instructions instead of returning them.
3626 Iterate on new_mode rather than calculating it each time.
3627 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
3628 source to NEW_MODE and extract_low_bits to convert the shifted
3630 (replace_read): Allow the load and store to have different mode
3631 classes. Use extract_low_bits when SHIFT == 0. Create the shift
3632 or extraction instructions before trying the replacement. Update
3633 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
3635 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3637 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3638 to their natural alignment to avoid store forwarding stalls.
3640 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3643 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
3644 encouraging but not allowing gprs for input;
3645 change the input constraint to !f#r.
3646 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
3648 change the output constraint to !f#r.
3650 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
3653 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
3654 corresponding post-reload splitters.
3655 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
3656 when x87 FP math is selected.
3657 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
3658 New function prototype.
3659 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
3660 unreachable function to ease macroization of insn patterns.
3662 2008-03-21 Martin Jambor <mjambor@suse.cz>
3664 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
3665 reference dumps if ddr is NULL or dependence is unknown.
3667 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3669 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
3670 unsigned extension into account.
3671 (ATOMIC_COMPARE_AND_SWAP): Likewise.
3672 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
3673 Do computations on a scratch register.
3675 2008-03-21 Richard Guenther <rguenther@suse.de>
3677 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3678 Use is_gimple_min_invariant instead of TREE_INVARIANT.
3679 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
3680 * tree-ssa-dom.c (record_equality): Likewise.
3681 * tree-inline.c (copy_body_r): Likewise.
3682 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
3685 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3687 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
3688 as 'delete_unused' argument.
3690 2008-03-20 Richard Guenther <rguenther@suse.de>
3692 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
3693 special casing of constant qualifiers.
3694 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
3695 care about them in general.
3696 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
3697 regardless of their type.
3698 (fold_stmt_r): Forcefully fold *& if we end up with that.
3700 2008-03-20 Paul Brook <paul@codesourcery.com>
3702 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
3703 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
3705 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
3707 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
3708 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
3710 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
3712 * common.opt (Wmudflap): New option.
3713 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
3714 (mx_register_decls): Likewise.
3715 (mudflap_finish_file): Likewise.
3716 * doc/invoke.texi: Document -Wno-mudflap.
3718 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
3720 * c-format.c (replace_format_name_to_system_name): New.
3722 (convert_format_name_to_system_name): New.
3723 (decode_format_attr): Add use of convert_format_name_to_system_name.
3724 (format_types_orig): Add gnu_ prefix to names.
3725 (check_format_info_main): Special treating of \0 escaped names for
3726 supporting multi-character format specifiers as I32, I64.
3727 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
3728 (gnu_target_overrides_format_attributes): New.
3729 * c-format.h: Add structure target_ovr_attr to hold
3730 system specific formatter names.
3731 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
3732 msformat-c.o file to c_target_objs and cxx_target_objs.
3733 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3734 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
3735 (TARGET_N_FORMAT_TYPES): New.
3736 * config/i386/msformat-c.c: New.
3737 * config/i386/t-cygming: Add build rule for msformat-c.o.
3738 * doc/extend.texi: Add new format names gnu_* and ms_* and
3740 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3742 2008-03-20 Ira Rosen <irar@il.ibm.com>
3744 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
3745 optimizations turned on under -O3.
3746 (ftree-vectorize): Add that the flag is turned on with -O3.
3748 2008-03-20 Ben Elliston <bje@au.ibm.com>
3750 * regmove.c (try_auto_increment): Fix spelling error in comment.
3751 * final.c (final_scan_insn): Likewise.
3753 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
3756 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
3757 allocator preferences for "y" and "r" class registers.
3758 ("*mov<mode>_internal"): Ditto.
3759 ("*movv2sf_internal_rex64"): Ditto.
3760 ("*movv2sf_internal"): Ditto.
3762 2008-03-19 Michael Matz <matz@suse.de>
3765 * calls.c (expand_call): Check overlap of arguments with call
3766 address for sibcalls.
3768 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3771 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3772 of the underlying type of a MS bitfield layout to the natural
3773 alignment of the type.
3775 2008-03-19 Jan Hubicka <jh@suse.cz>
3778 * toplev.c (decode_d_option): Handle all CPP flags.
3779 * tree-vrp.c: Update tree_pass descriptors.
3780 * regrename.c: Update tree_pass descriptors.
3781 * fwprop.c: Update tree_pass descriptors.
3782 * doc/invoke.texi: Remove documentation of dropped -d? flags.
3783 * tree-into-ssa.c: Update tree_pass descriptors.
3784 * tree-dump.c: Update tree_pass descriptors.
3785 * tree-complex.c: Update tree_pass descriptors.
3786 * tree-dump.h: Update tree_pass descriptors.
3787 * see.c: Update tree_pass descriptors.
3788 * cgraphbuild.c: Update tree_pass descriptors.
3789 * tracer.c: Update tree_pass descriptors.
3790 * tree-loop-distribution.c: Update tree_pass descriptors.
3791 * cgraph.c: Update tree_pass descriptors.
3792 * postreload-gcse.c: Update tree_pass descriptors.
3793 * postreload.c: Update tree_pass descriptors.
3794 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
3795 * tree-tailcall.c: Update tree_pass descriptors.
3796 * tree-pass.h (tree_opt_pass): Rename to ...
3797 (opt_pass) ... this one; add "type" field and remove letter field.
3798 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
3799 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
3800 all_lowering_passes): Update declaration.
3801 * ipa-cp.c: Update tree_pass descriptors.
3802 * final.c: Update tree_pass descriptors.
3803 * omp-low.c: Update tree_pass descriptors.
3804 * tree-ssa-dse.c: Update tree_pass descriptors.
3805 * ipa-reference.c: Update tree_pass descriptors.
3806 * tree-ssa-uncprop.c: Update tree_pass descriptors.
3807 * auto-inc-dec.c: Update tree_pass descriptors.
3808 * reorg.c: Update tree_pass descriptors.
3809 * cgraphunit.c: Update tree_pass descriptors.
3810 * tree-ssa-copyrename.c: Update tree_pass descriptors.
3811 * tree-ssa-ccp.c: Update tree_pass descriptors.
3812 * df-core.c: Update tree_pass descriptors.
3813 * mode-switching.c: Update tree_pass descriptors.
3814 * tree-nomudflap.c: Update tree_pass descriptors.
3815 * modulo-sched.c: Update tree_pass descriptors.
3816 * ipa-pure-const.c: Update tree_pass descriptors.
3817 * cse.c: Update tree_pass descriptors.
3818 * web.c: Update tree_pass descriptors.
3819 * tree-stdarg.c: Update tree_pass descriptors.
3820 * tree-ssa-math-opts.c: Update tree_pass descriptors.
3821 * tree-ssa-dom.c: Update tree_pass descriptors.
3822 * tree-nrv.c: Update tree_pass descriptors.
3823 * tree-ssa-alias.c: Update tree_pass descriptors.
3824 * loop-init.c: Update tree_pass descriptors.
3825 * gimple-low.c: Update tree_pass descriptors.
3826 * ipa-inline.c: Update tree_pass descriptors.
3827 * tree-ssa-sink.c: Update tree_pass descriptors.
3828 * global.c: Update tree_pass descriptors.
3829 * ifcvt.c: Update tree_pass descriptors.
3830 * jump.c: Update tree_pass descriptors.
3831 * predict.c: Update tree_pass descriptors.
3832 * tree-ssa-loop.c: Update tree_pass descriptors.
3833 * recog.c: Update tree_pass descriptors.
3834 * dse.c: Update tree_pass descriptors.
3835 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
3836 * tree-eh.c: Update tree_pass descriptors.
3837 * regmove.c: Update tree_pass descriptors.
3839 * function.c: Update tree_pass descriptors.
3840 * tree-vectorizer.c: Update tree_pass descriptors.
3841 * gcse.c: Update tree_pass descriptors.
3842 * ipa-type-escape.c: Update tree_pass descriptors.
3843 * tree-if-conv.c: Update tree_pass descriptors.
3844 * init-regs.c: Update tree_pass descriptors.
3845 * ipa.c: Update tree_pass descriptors.
3846 * tree-ssa-phiopt.c: Update tree_pass descriptors.
3847 * rtl-factoring.c: Update tree_pass descriptors.
3848 * lower-subreg.c: Update tree_pass descriptors.
3849 * bt-load.c: Update tree_pass descriptors.
3850 * tree-dfa.c: Update tree_pass descriptors.
3851 * except.c: Update tree_pass descriptors.
3852 * emit-rtl.c: Update tree_pass descriptors.
3853 * cfgexpand.c: Update tree_pass descriptors.
3854 * tree-cfgcleanup.c: Update tree_pass descriptors.
3855 * cfgcleanup.c: Update tree_pass descriptors.
3856 * tree-ssa-pre.c: Update tree_pass descriptors.
3857 * tree-sra.c: Update tree_pass descriptors.
3858 * tree-mudflap.c: Update tree_pass descriptors.
3859 * tree-ssa-copy.c: Update tree_pass descriptors.
3860 * cfglayout.c: Update tree_pass descriptors.
3861 * tree-ssa-forwprop.c: Update tree_pass descriptors.
3862 * tree-ssa-dce.c: Update tree_pass descriptors.
3863 * tree-ssa.c: Update tree_pass descriptors.
3864 * regclass.c: Update tree_pass descriptors.
3865 * integrate.c: Update tree_pass descriptors.
3866 * tree-optimize.c: Update tree_pass descriptors.
3867 * tree-ssa-phiprop.c: Update tree_pass descriptors.
3868 * tree-object-size.c: Update tree_pass descriptors.
3869 * combine.c: Update tree_pass descriptors.
3870 * tree-outof-ssa.c: Update tree_pass descriptors.
3871 * bb-reorder.c: Update tree_pass descriptors.
3872 * stack-ptr-mod.c: Update tree_pass descriptors.
3873 * var-tracking.c: Update tree_pass descriptors.
3874 * tree-profile.c: Update tree_pass descriptors.
3875 * tree-vect-generic.c: Update tree_pass descriptors.
3876 * reg-stack.c: Update tree_pass descriptors.
3877 * sched-rgn.c: Update tree_pass descriptors.
3878 * tree-ssa-structalias.c: Update tree_pass descriptors.
3879 * tree-cfg.c: Update tree_pass descriptors.
3880 * passes.c (current_pass): Update declaration.
3881 (finish_optimization_passes): Update.
3882 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
3883 (register_one_dump_file, register_dump_files_1, next_pass_1):
3885 (init_optimization_passes): Update handling of new types.
3886 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
3887 * ipa-struct-reorg.c: Update tree_pass descriptors.
3888 * tree-ssa-reassoc.c: Update tree_pass descriptors.
3889 * combine-stack-adj.c: Update tree_pass descriptors.
3890 * cfgrtl.c: Update tree_pass descriptors.
3891 * dce.c: Update tree_pass descriptors.
3892 * tree-ssanames.c: Update tree_pass descriptors.
3894 2008-03-19 Richard Guenther <rguenther@suse.de>
3897 * tree-ssa.c (walk_data): New structure.
3898 (warn_uninitialized_var): If not always_executed warn with "maybe"
3900 (execute_early_warn_uninitialized): Compute post-dominators.
3901 Initialize always_executed before processing each basic block.
3903 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
3906 * config/i386/i386.c (x86_this_parameter): Calculate correct location
3907 of "this" pointer when "regparm = N" or "fastcall" is in effect.
3909 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3911 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
3913 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
3915 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
3917 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
3918 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
3919 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
3920 target after ignore has been set, and move there also the commputation
3921 of subtarget and original_target.
3922 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
3923 (LANG_HOOKS_INITIALIZER): Remove it.
3924 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
3926 2008-03-18 Richard Guenther <rguenther@suse.de>
3928 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
3929 found an expression with constants, note that in the VN for the lhs.
3930 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
3931 fold them to constants if possible. Run cleanup_cfg if done so.
3932 (execute_pre): Return todo.
3934 (execute_fre): Likewise.
3935 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
3937 (get_prop_source_stmt): Look through pointer conversions.
3939 2008-03-18 Jan Hubicka <jh@suse.cz>
3941 * tree-pretty-print.c: Include predict.h.
3942 (dump_generic_node): Dump predictor.
3943 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
3944 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
3945 * gimple-low.c (lower_stmt): Likewise.
3946 * expr.c (expand_expr_real): Likewise.
3947 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
3949 (build_predict_expr, build_predict_expr): New.
3950 * predict.h (predictor_name, build_predict_expr): Update.
3951 * c-typeck.c (c_finish_bc_stmt): Add prediction.
3952 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
3953 * predict.def (PRED_CONTINUE): Update hitrate.
3954 * tree.def (PREDICT_EXPR): Define.
3955 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
3956 do not handle BIND_EXPR.
3957 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
3958 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
3959 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
3962 2008-03-18 Michael Matz <matz@suse.de>
3964 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
3966 2008-03-18 Richard Guenther <rguenther@suse.de>
3968 * tree-gimple.h (is_gimple_invariant_address): Declare.
3969 (is_gimple_constant): Likewise.
3970 * tree-gimple.c (is_gimple_constant): New function.
3971 (is_gimple_invariant_address): Likewise.
3972 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
3973 and is_gimple_invariant_address.
3974 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
3976 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
3977 an addressable base.
3979 2008-03-18 Jakub Jelinek <jakub@redhat.com>
3982 * gimplify.c (gimplify_expr): Gimplify second operand of
3985 2008-03-17 Richard Guenther <rguenther@suse.de>
3987 PR tree-optimization/19637
3988 * fold-const.c (fold_unary): Remove restrictions of removing
3989 intermediate pointer-conversions (P2)(P1)P0.
3990 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
3991 conversion to void pointer.
3992 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
3994 2008-03-16 James E. Wilson <wilson@tuliptree.org>
3997 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
3998 emulated thread local variables.
4000 2008-03-16 Richard Guenther <rguenther@suse.de>
4003 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
4004 expand TREE_INVARIANT operations that are not gimple invariant.
4006 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
4008 * doc/extend.texi (Alignment): Say that the ABI controls
4009 the __alignof__ for non-strict-alignment targets rather
4010 than being a recommendation.
4012 2008-03-15 Paul Brook <paul@codesourcery.com>
4014 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
4016 (arm_output_fn_unwind): Mark functions that can not be unwound.
4018 2008-03-15 Paul Brook <paul@codesourcery.com>
4020 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
4021 extension instructions.
4023 2008-03-15 Richard Guenther <rguenther@suse.de>
4025 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
4026 and fold constant aggregate refs.
4027 (fold_const_aggregate_ref): Handle string constants
4028 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
4029 (evaluate_stmt): Simplify now that ccp_fold folds constant
4032 2008-03-15 Paul Brook <paul@codesourcery.com>
4034 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
4035 (extzv): Use gen_extzv_t2.
4036 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
4038 2008-03-15 Richard Guenther <rguenther@suse.de>
4040 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
4041 (fold_const_aggregate_ref): Likewise.
4042 (get_value): Return NULL if we don't have any values.
4043 (ccp_finalize): Set const_val to NULL after freeing it.
4044 * tree-flow.h (get_symbol_constant_value): Declare.
4045 (fold_const_aggregate_ref): Likewise.
4046 * tree-ssa-sccvn.c (try_to_simplify): Use them.
4048 2008-03-15 Richard Guenther <rguenther@suse.de>
4051 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
4052 to not produce negative array indices if not allowed. Add
4053 parameter to indicate that.
4054 (maybe_fold_offset_to_component_ref): Allow negative array
4055 indices only for the first member of a structure.
4056 (maybe_fold_offset_to_reference): Allow negative array indices.
4057 (maybe_fold_stmt_addition): Likewise.
4059 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
4060 Anatoly Sokolov <aesok@post.ru>
4062 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
4063 (avr_arch): Add ARCH_AVR6.
4064 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
4065 (initial_elimination_offset): Initialize and use 'avr_pc_size'
4066 instead of fixed value 2.
4067 (print_operand_address): Use gs() asm specifier instead of pm().
4068 (avr_assemble_integer): (Ditto.).
4069 (avr_output_addr_vec_elt): (Ditto.).
4070 (print_operand): Handle "!" code.
4071 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
4072 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
4073 (AVR_HAVE_EIJMP_EICALL): Define.
4074 (AVR_3_BYTE_PC): Redefine.
4075 (AVR_2_BYTE_PC): (Ditto.).
4076 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
4077 (LINK_SPEC): Add atmega2560 and atmega2561.
4078 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
4080 * config/avr/avr.md (call_insn): Use eicall instead of icall
4081 for 3 byte PC devices.
4082 (call_value_insn): (Ditto.).
4083 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
4084 (indirect_jump): Use only for for 2 byte PC devices.
4085 (*tablejump): (Ditto.).
4086 (*indirect_jump_avr6): Add insn.
4087 (*tablejump_rjmp): Don't use for 3 byte PC devices.
4088 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
4089 instead of ijmp for 3 byte PC devices.
4090 (__tablejump2__): (Ditto.).
4091 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
4092 (MULITLIB_DIRNAMES): (Ditto.).
4093 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
4095 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
4097 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
4098 "sse2_umulsidi3". Use V1DI mode for operand 0.
4099 ("mmx_psadbw"): Use V1DI mode for operand 0.
4100 * config/i386/i386-modes.def (V1SI): New vector mode.
4101 * config/i386/i386.c (struct builtin_description)
4102 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
4103 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
4104 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
4105 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
4106 v1di_ftype_v8qi_v8qi type.
4107 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
4109 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
4110 __builtin_ia32_pmuludq]: Fix the mode of return value.
4112 2008-03-15 Richard Guenther <rguenther@suse.de>
4115 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
4118 2008-03-14 Bob Wilson <bob.wilson@acm.org>
4120 * doc/invoke.texi (Option Summary, Xtensa Options): Document
4121 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
4122 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
4123 unless TARGET_SERIALIZE_VOLATILE is enabled.
4124 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
4125 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
4126 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
4128 2008-03-14 Richard Guenther <rguenther@suse.de>
4130 PR tree-optimization/34172
4131 * tree-flow.h (refs_may_alias_p): Declare.
4132 (get_single_def_stmt): Likewise.
4133 (get_single_def_stmt_from_phi): Likewise.
4134 (get_single_def_stmt_with_phi): Likewise.
4135 * tree-dfa.c (refs_may_alias_p): New function.
4136 (get_single_def_stmt): Likewise.
4137 (get_single_def_stmt_from_phi): Likewise.
4138 (get_single_def_stmt_with_phi): Likewise.
4139 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
4140 (vn_reference_lookup_1): New helper function.
4141 (vn_reference_lookup): Walk the virtual use-def chain to
4142 continue searching for a match if the def does not alias the
4143 reference we are looking for.
4145 2008-03-14 David Edelsohn <edelsohn@gnu.org>
4147 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
4148 archive and Perzl. Update The Written Word listing.
4150 2008-03-14 Richard Guenther <rguenther@suse.de>
4152 PR tree-optimization/34043
4153 PR tree-optimization/33989
4154 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
4156 (bitmap_find_leader): Use extra argument to verify dominance
4157 relationship inside a basic-block.
4158 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
4159 (find_leader_in_sets): Adjust.
4160 (create_component_ref_by_pieces): Take extra argument for
4161 dominance check, handle lookup failures.
4162 (find_or_generate_expression): Likewise.
4163 (create_expression_by_pieces): Likewise.
4164 (insert_into_preds_of_block): Adjust.
4165 (create_value_expr_from): If asked for, verify all operands
4166 are in the blocks AVAIL_OUT set.
4167 (make_values_for_stmt): Check for SSA_NAMEs that are life
4168 over an abnormal edge.
4169 (compute_avail): Remove such check.
4170 (do_SCCVN_insertion): New function.
4171 (eliminate): If we do not find a leader suitable for replacement
4172 insert a replacement expression from SCCVN if available.
4173 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
4174 (struct vn_ssa_aux): Add needs_insertion flag.
4175 * tree-ssa-sccvn.c (may_insert): New global flag.
4176 (copy_reference_ops_from_ref): Value-number union member access
4177 based on its size, not type and member if insertion is allowed.
4178 (visit_reference_op_load): For a weak match from union type
4179 punning lookup a view-converted value and insert a SSA_NAME
4180 for that value if that is not found.
4181 (visit_use): Make dumps shorter. Do not disallow value numbering
4182 SSA_NAMEs that are life over an abnormal edge to constants.
4183 (free_scc_vn): Release inserted SSA_NAMEs.
4184 (run_scc_vn): New flag to specify whether insertion is allowed.
4185 Process SSA_NAMEs in forward order.
4186 * tree-ssa-loop-im.c (for_each_index): Handle invariant
4187 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
4188 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
4189 pointer type to/from integral types that do not change the
4190 precision to regular conversions.
4192 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
4194 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4195 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4196 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
4197 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
4198 input arguments and the mode of return value. Built-in functions
4199 that operate on whole 64-bit MMX register now use V1DI mode.
4201 2008-03-13 Alon Dayan <alond@il.ibm.com>
4202 Olga Golovanevsky <olga@il.ibm.com>
4204 PR tree-optimization/35041
4205 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
4206 to locate the right position in a statement.
4208 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
4212 * config/i386/xmmintrin.h: Change all static inline functions to
4213 extern inline and add __gnu_inline__ attribute.
4214 * config/i386/bmintrin.h: Ditto.
4215 * config/i386/smmintrin.h: Ditto.
4216 * config/i386/tmmintrin.h: Ditto.
4217 * config/i386/mmintrin-common.h: Ditto.
4218 * config/i386/ammintrin.h: Ditto.
4219 * config/i386/emmintrin.h: Ditto.
4220 * config/i386/pmmintrin.h: Ditto.
4221 * config/i386/mmintrin.h: Ditto.
4222 * config/i386/mm3dnow.h: Ditto.
4224 2008-03-13 Jakub Jelinek <jakub@redhat.com>
4227 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
4228 (lower_omp_2): New function.
4229 (lower_omp_1, lower_omp): Rewritten.
4231 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
4234 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
4235 with the phrase "Microsoft Windows compilers".
4236 (Push/Pop Macro Pragmas): New subsection. Document
4237 #pragma push_macro and pragma pop_macro.
4239 2008-03-12 Paul Brook <paul@codesourcery.com>
4241 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
4243 2008-03-12 Paul Brook <paul@codesourcery.com>
4245 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
4246 (thumb2_alusi3_short): Exclude PLUS and MINUS.
4247 (thumb2_addsi_shortim): Rename ...
4248 (thumb2_addsi_short): ... to this. Allow register operands.
4249 (thumb2_subsi_short): New pattern.
4250 (thumb2_one_cmplsi2_short,
4251 thumb2_negsi2_short): New patterns and peepholes.
4253 2008-03-12 Paul Brook <paul@codesourcery.com>
4255 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
4257 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
4259 * config/i386/i386.md (int_cond): New code iterator.
4261 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
4262 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
4263 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
4264 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
4265 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
4266 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
4267 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
4268 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
4270 2008-03-12 Paul Brook <paul@codesourcery.com>
4272 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
4273 instead of {arm,thumb}_compute_save_reg_mask.
4274 (output_return_instruction): Ditto.
4275 (thumb_unexpanded_epilogue): Ditto.
4276 (thumb1_expand_prologue): Ditto.
4277 (thumb1_output_function_prologue): Ditto.
4278 (arm_set_return_address): Ditto.
4279 (thumb_set_return_address): Ditto.
4280 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
4281 regs to achieve stack alignment.
4282 (thumb1_compute_save_reg_mask): Fix compiler warning.
4283 (arm_output_epilogue): Use offsets->saved_regs_mask.
4284 Adjust stack pointer by poping call clobered registers.
4285 (arm_expand_prologue): Use offsets->saved_regs_mask.
4286 Adjust stack pointer by pushing extra registers.
4287 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
4289 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
4292 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
4293 conversion to the operands of a multiplication.
4295 2008-03-12 Richard Guenther <rguenther@suse.de>
4297 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
4298 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
4299 * timevar.def (TV_TREE_PHIPROP): Add.
4300 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
4301 pass description. Use TV_TREE_PHIPROP.
4302 * tree-ssa-forwprop.c: Remove phiprop code.
4304 2008-03-12 Jakub Jelinek <jakub@redhat.com>
4307 * omp-low.c (maybe_lookup_decl): Constify first argument.
4308 (use_pointer_for_field): Change last argument from bool to
4309 omp_context *. Disallow shared copy-in/out in nested
4310 parallel if decl is shared in outer parallel too.
4311 (build_outer_var_ref, scan_sharing_clauses,
4312 lower_rec_input_clauses, lower_copyprivate_clauses,
4313 lower_send_clauses, lower_send_shared_vars): Adjust callers.
4315 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
4316 Ira Rosen <irar@il.ibm.com>
4318 * tree-vectorizer.c (free_stmt_vec_info): New function.
4319 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
4320 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
4321 * tree-vectorizer.h (free_stmt_vec_info): Declare.
4322 * tree-vect-transform.c (vectorizable_conversion): Free
4323 vec_oprnds0 if it was allocated.
4324 (vect_permute_store_chain): Remove unused VECs.
4325 (vectorizable_store): Free VECs that are allocated in the..
4327 (vect_transform_strided_load, vectorizable_load): Likewise.
4328 (vect_remove_stores): Simplify the code.
4329 (vect_transform_loop): Move code to vect_remove_stores().
4330 Call vect_remove_stores() and free_stmt_vec_info().
4332 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4334 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
4335 TARGET_HPUX. Revise comment.
4336 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
4337 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
4338 Use sr4 variant of `be' instruction when not generating PIC code.
4339 (attr_length_call): Adjust for above change.
4341 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
4343 * ipa-reference.c (static_execute): Remove module_statics_const and
4344 associated setting code.
4346 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
4349 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
4350 predicate for operand 1.
4351 (paritysi2_cmp): Use register_operand predicate for operand 2.
4352 Use earlyclobber modifier for operand 1. Remove support for
4354 (paritydi2_cmp): Use register_operand predicate for operand 3.
4355 Use earlyclobber modifier for operand 1. Remove support for
4358 2008-03-11 Paul Brook <paul@codesourcery.com>
4359 Vladimir Prus <vladimir@codesourcery.com>
4361 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
4362 (arm_compute_save_reg0_reg12_mask): Always
4363 check if register 11 must be saved. Always safe hard frame pointer
4364 when frame_pointer_needeed.
4365 (arm_compute_save_reg_mask): Save IP and PC
4366 only with apcs frames.
4367 (arm_output_epilogue): Adjust Thumb2 codepath to
4368 be also invoked and work for ARM non-apcs frames.
4369 (arm_expand_prologue): Don't bother saving IP
4370 for non-apcs frame, since it's not clobbered by
4371 prologue code. Implement non-apcs frame
4374 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
4376 PR rtl-optimization/35281
4377 * expr.c (convert_move): Use a new pseudo for the intermediate
4378 from_mode->word_mode result.
4380 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
4382 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
4383 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
4384 * toplev.c (compile_file): Don't call it.
4386 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
4389 * expr.c (store_expr): Call emit_block_move if the mode
4390 of "temp" RTX is BLKmode.
4392 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
4393 Richard Guenther <rguenther@suse.de>
4395 PR tree-optimization/31358
4396 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
4397 the step with a NULL_TREE.
4398 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
4399 to sizetype if type is a pointer type.
4400 (add_candidate_1): Don't convert the base and step to
4401 the generic type if the orginal type is a pointer type.
4402 (add_iv_value_candidates): Use sizetype for the step
4403 if type is a pointer type.
4404 (cand_value_at): Likewise.
4405 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
4407 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
4408 Don't convert the tem affine to the type.
4409 (add_elt_to_tree): Use sizetype for the step if a pointer.
4410 Use POINTER_PLUS_EXPR for pointers.
4411 (aff_combination_to_tree): Use sizetype for the step if a
4414 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
4416 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
4417 Remove commutativity hint.
4419 2008-03-10 Jakub Jelinek <jakub@redhat.com>
4423 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
4424 errorneous type. Check that v is a VAR_DECL.
4427 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
4429 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
4431 PR tree-optimization/35494
4432 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
4433 may be overriden at link and run time.
4435 2008-03-10 Richard Guenther <rguenther@suse.de>
4437 PR tree-optimization/34677
4438 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
4439 (poolify_tree): Likewise.
4440 (modify_expr_template): Likewise.
4441 (poolify_modify_stmt): Likewise.
4442 (insert_fake_stores): Handle all component-ref style stores
4443 in addition to INDIRECT_REF. Also handle complex types.
4444 Do not poolify the inserted load.
4445 (realify_fake_stores): Do not rebuild the tree but only
4446 make it a SSA_NAME copy.
4447 (init_pre): Remove initialzation of modify_expr_template.
4448 Do not allocate modify_expr_node_pool.
4449 (fini_pre): Do not free modify_expr_node_pool.
4451 2008-03-10 Paul Brook <paul@codesourcery.com>
4453 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
4456 2008-03-10 Paul Brook <paul@codesourcery.com>
4457 Mark Shinwell <shinwell@codesourcery.com>
4459 * config/arm/cortex-r4.md: New.
4460 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
4462 * config/arm/arm.md: Include cortex-r4.md.
4463 (insn): Add smmls, sdiv and udiv values.
4464 (generic_sched): Don't use generic scheduling for Cortex-R4.
4465 (arm_issue_rate): New function.
4466 (TARGET_SCHED_ISSUE_RATE): Define.
4468 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
4470 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
4472 2008-03-10 Richard Guenther <rguenther@suse.de>
4474 * tree-ssa-pre.c (get_sccvn_value): Simplify.
4475 (compute_avail): Do not add stmt uses to AVAIL_OUT.
4477 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
4479 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
4480 Set default to true.
4482 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4484 * c.opt (Wsynth): Deprecate.
4485 * doc/invoke.texi (Option Summary, Warning Options): Document
4486 -Wno-format-contains-nul.
4488 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
4491 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
4492 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
4494 2008-03-09 Ira Rosen <irar@il.ibm.com>
4496 * config/rs6000/rs6000.c (builtin_description): Rename vector
4497 left shift operations.
4498 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
4499 (altivec_vsl<VI_char>): Rename to ...
4500 (ashl<mode>3): ... new name.
4501 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
4503 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
4505 2008-03-08 Richard Guenther <rguenther@suse.de>
4507 * coverage.h (tree_coverage_counter_addr): Declare.
4508 * coverage.c (tree_coverage_counter_addr): New function.
4509 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
4511 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
4512 (tree_gen_one_value_profiler): Likewise.
4513 (tree_gen_ic_profiler): Likewise.
4514 (tree_gen_average_profiler): Likewise.
4515 (tree_gen_ior_profiler): Likewise.
4517 2008-03-08 Richard Guenther <rguenther@suse.de>
4519 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
4520 (vn_binary_op_insert): Likewise.
4521 (vn_unary_op_lookup): Likewise.
4522 (vn_unary_op_insert): Likewise.
4523 (vn_nary_op_lookup): Declare.
4524 (vn_nary_op_insert): Likewise.
4525 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
4526 and binary hashes, use a single obstack for unary_op_pool
4528 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
4529 a single struct vn_nary_op_s. Store tree code length and
4530 a variable number of operands.
4531 (struct vn_reference_op_struct): Remove unused op2.
4532 (vn_reference_op_eq): Do not compare op2.
4533 (vn_reference_op_compute_hash): Do not compute hash of op2.
4534 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
4535 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
4536 with vn_nary_op_compute_hash.
4537 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
4538 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
4540 (vn_unary_op_insert, vn_binary_op_insert): Replace with
4542 (visit_unary_op): Call nary functions.
4543 (visit_binary_op): Likewise.
4544 (process_scc): Adjust for struct vn_tables_s changes.
4545 (allocate_vn_table): Likewise.
4546 (free_vn_table): Likewise.
4547 * tree-vn.c (vn_add): Call nary functions.
4548 (vn_lookup): Likewise.
4550 2008-03-08 Jakub Jelinek <jakub@redhat.com>
4553 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
4554 wdst back after sync_compare_and_swapqhi_internal.
4556 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
4559 * config/i386/i386-modes.def (V1DI): New vector mode.
4560 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
4561 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
4562 (MMXMODE248): Ditto.
4563 (MMXMODE): Add V1DI mode.
4564 (mmxvecsize): Change DI mode to V1DI mode.
4565 ("mov<mode>): Use MMXMODEI8 mode iterator.
4566 ("*mov<mode>_internal_rex64"): Ditto.
4567 ("*mov<mode>_internal"): Ditto.
4568 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
4569 ("mmx_sub<mode>3"): Ditto.
4570 ("mmx_adddi3"): Remove insn pattern.
4571 ("mmx_subdi3"): Ditto.
4572 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
4573 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
4574 ("mmx_ashl<mode>3"): Ditto.
4575 ("mmx_lshrdi3"): Remove insn pattern.
4576 ("mmx_ashldi3"): Ditto.
4577 * config/i386/i386.c (classify_argument): Handle V1DImode.
4578 (function_arg_advance_32): Ditto.
4579 (function_arg_32): Ditto.
4580 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
4581 mmx_addv1di3 insn pattern.
4582 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
4583 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
4584 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
4585 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
4586 Remove definitions of built-in functions.
4587 (V1DI_type_node): New node.
4588 (v1di_ftype_v1di_int): Ditto.
4589 (v1di_ftype_v1di_v1di): Ditto.
4590 (v2si_ftype_v2si_si): Ditto.
4591 (v4hi_ftype_v4hi_di): Remove node.
4592 (v2si_ftype_v2si_di): Ditto.
4593 (ix86_init_mmx_sse_builtins): Handle V1DImode.
4594 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
4595 Redefine builtins using def_builtin_const with *_ftype_*_int node.
4596 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
4597 Add new builtins using def_builtin_const.
4598 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
4599 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
4600 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
4601 * config/i386/mmintrin.h (__v1di): New typedef.
4602 (_mm_add_si64): Cast arguments to __v1di type.
4603 (_mm_sub_si64): Ditto.
4604 (_mm_sll_pi16): Cast __count to __v4hi type.
4605 (_mm_sll_pi32): Cast __count to __v2si type.
4606 (_mm_sll_si64): Cast arguments to __v1di type.
4607 (_mm_srl_pi16): Cast __count to __v4hi type.
4608 (_mm_srl_pi32): Cast __count to __v2si type.
4609 (_mm_srl_si64): Cast arguments to __v1di type.
4610 (_mm_sra_pi16): Cast __count to __v4hi type.
4611 (_mm_sra_pi32): Cast __count to __v2si type.
4612 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
4613 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
4614 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
4615 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
4616 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
4617 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
4618 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
4619 (_mm_srai_pi32): Use __builtin_ia32_psradi.
4620 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
4621 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4622 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4623 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
4625 2008-03-07 Joseph Myers <joseph@codesourcery.com>
4627 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
4629 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
4632 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
4633 reg+const addressing for Altivec modes. Don't generate reg+reg
4634 addressing for TFmode or TDmode quantities.
4636 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
4638 * c-common.c (vector_types_convertible_p): Call langhook
4639 instead of comptypes.
4641 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4644 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
4645 integral and scalar float variables which have a
4648 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
4650 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
4651 dwarf_register_span hook when emitting unwind information for
4652 register-to-memory saves.
4653 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
4654 (rs6000_frame_related): Remove call to spe_synthesize_frame.
4656 2008-03-06 Jakub Jelinek <jakub@redhat.com>
4658 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
4659 for the same VAR_DECL.
4661 2008-03-06 Tom Tromey <tromey@redhat.com>
4664 * doc/standards.texi (Standards): Don't mention treelang.
4665 * doc/invoke.texi (Overall Options): Don't mention treelang.
4666 * doc/install.texi (Prerequisites): Don't mention bison or
4668 (Configuration): Don't mention treelang.
4669 (Building): Likewise.
4670 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
4672 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
4674 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
4675 word-extractions out of a multi-word object.
4677 2008-03-06 Richard Guenther <rguenther@suse.de>
4679 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
4680 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
4681 result type and precision.
4682 * expr.c (get_inner_reference): Set unsignedp based on the result
4683 type of BIT_FIELD_REF.
4684 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
4685 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
4686 (try_instantiate_multiple_fields): Likewise. Use the correct type
4688 (sra_build_assignment): Likewise.
4689 (sra_build_elt_assignment): Likewise.
4690 (sra_explode_bitfield_assignment): Likewise.
4691 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
4692 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
4693 set BIT_FIELD_REF_UNSIGNED.
4694 (vectorizable_load): Likewise.
4696 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
4698 * cse.c (cse_extended_basic_block): Invalidate artificial defs
4701 2008-03-06 Richard Guenther <rguenther@suse.de>
4703 * alias.c (struct alias_set_entry): Move has_zero_child field
4704 to pack with alias_set.
4706 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4708 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4711 2008-03-05 Ian Lance Taylor <iant@google.com>
4713 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
4715 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4717 * fwprop.c (update_df): Support width and offset parameters of
4719 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
4720 global_conflicts): Change DF_REF_EXTRACT to either
4721 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4722 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4723 * df-scan.c (df_ref_record, df_defs_record,
4724 df_ref_create_structure, df_def_record_1, df_uses_record,
4725 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
4726 df_bb_refs_collect, df_entry_block_defs_collect,
4727 df_exit_block_uses_collect): Support new width and offset fields.
4728 (ref_extract_pool): New storage pool.
4729 (df_free_ref): New function.
4730 (df_reg_chain_unlink, df_free_collection_rec,
4731 df_sort_and_compress_refs): Call df_free_ref.
4732 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
4734 (df_ref_create_structure): Allocate df_ref_extract if offset and
4735 width fields are used.
4736 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
4737 (df_uses_record): Get offset and width from ZERO_EXTRACT
4739 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
4740 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4741 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4742 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
4743 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4744 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4745 (df_ref_extract): New structure.
4746 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
4747 (df_ref_create): Add width and offset parameters.
4749 2008-03-05 Richard Guenther <rguenther@suse.de>
4751 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4752 Use ranges_overlap_p.
4753 (offset_overlaps_with_access): Rename
4754 to ranges_overlap_p and move ...
4755 * tree-flow-inline.h (ranges_overlap_p): ... here.
4757 * tree.h (get_inner_reference, handled_component_p): Update
4760 * tree.h (record_component_aliases, get_alias_set,
4761 alias_sets_conflict_p, alias_sets_must_conflict_p,
4762 objects_must_conflict_p): Move declarations ...
4763 * alias.h (record_component_aliases, get_alias_set,
4764 alias_sets_conflict_p, alias_sets_must_conflict_p,
4765 objects_must_conflict_p): ... here.
4766 Include coretypes.h.
4767 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
4769 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
4771 * cfg.c: Include tree-flow.h.
4772 (remove_edge_raw): Call redirect_edge_var_map_clear.
4773 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
4774 * tree-flow-inline.h (redirect_edge_var_map_def): New.
4775 (redirect_edge_var_map_result): New.
4776 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
4777 PENDING_STMT use with redirect_edge_var_map_*.
4778 * tree-ssa.c (edge_var_maps): New definition.
4779 (redirect_edge_var_map_add): New.
4780 (redirect_edge_var_map_clear): New.
4781 (redirect_edge_var_map_dup): New.
4782 (redirect_edge_var_map_vector): New.
4783 (redirect_edge_var_map_destroy): New.
4784 (ssa_redirect_edge): Replace PENDING_STMT use with
4785 redirect_edge_var_map_*.
4786 (flush_pending_stmts): Same.
4787 (delete_tree_ssa): Destroy edge var map.
4788 * tree-flow.h (struct _edge_var_map): New.
4789 Define edge_var_map vector type.
4790 Declare redirect_edge_var_map_* prototypes.
4791 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
4792 * tree-cfg.c (reinstall_phi_args): Replace
4793 PENDING_STMT use with redirect_edge_var_map_*.
4795 2008-03-05 Richard Guenther <rguenther@suse.de>
4797 PR tree-optimization/35472
4798 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
4799 whose single use_stmt has a overlapping set of loaded and
4800 stored symbols as that use_stmt might be a noop assignment then.
4802 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
4804 * gthr-rtems.h: Implement __gthread_mutex_destroy.
4806 2008-03-05 Richard Guenther <rguenther@suse.de>
4809 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
4810 should be constants.
4811 * tree-cfg.c (verify_expr): Verify it.
4812 * fold-const.c (fold_truthop): Remove code generating
4813 BIT_FIELD_REFs of structure bases.
4814 (fold_binary): Likewise.
4815 (fold_ternary): Position and size of BIT_FIELD_REFs are
4816 always host integers.
4817 (make_bit_field_ref): Remove.
4818 (optimize_bit_field_compare): Remove.
4819 (all_ones_mask_p): Remove.
4821 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
4824 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
4825 (split_block_and_df_analyze): New. Split basic block and rebuild
4827 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
4829 (split_pattern_seq): Likewise.
4830 (erase_matching_seqs): Likewise.
4831 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
4833 2008-03-04 Geoff Keating <geoffk@apple.com>
4835 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
4836 declaration and code.
4837 (tree_invalid_nonnegative_warnv_p): Likewise.
4839 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4841 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
4842 examples. Truncate option-names then causing overfull hbox.
4844 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4847 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
4849 * configure: Rebuilt.
4851 2008-03-04 Rafael Espindola <espindola@google.com>
4853 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
4854 (tree_unary_nonnegative_warnv_p): New.
4855 (tree_binary_nonnegative_warnv_p): New.
4856 (tree_single_nonnegative_warnv_p): New.
4857 (tree_invalid_nonnegative_warnv_p): New.
4858 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
4860 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4863 * opts.c (handle_option): Postpone 'unknown option' errors only for
4866 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
4869 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
4872 2008-03-04 Rafael Espindola <espindola@google.com>
4874 * fold-const.c (tree_unary_nonzero_warnv_p): New.
4875 (tree_binary_nonzero_warnv_p): New.
4876 (tree_single_nonzero_warnv_p): New.
4877 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
4879 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
4882 * fold-const.c (fold_cond_expr_with_comparison): Prevent
4883 transformations for modes that have signed zeros.
4884 * ifcvt.c (noce_try_abs): Ditto.
4886 2008-03-04 Joseph Myers <joseph@codesourcery.com>
4888 * config/i386/i386.c (override_options): Force
4889 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
4891 2008-03-04 Jan Hubicka <jh@suse.cz>
4894 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
4897 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4899 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
4900 label to probe the stack.
4902 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4904 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
4905 (__gthr_win32_mutex_destroy): Declare.
4906 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
4907 __gthr_win32_mutex_destroy.
4908 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
4910 2008-03-03 Jan Hubicka <jh@suse.cz>
4913 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
4914 aggressive on inlining cold calls.
4916 2008-03-03 Richard Guenther <rguenther@suse.de>
4918 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
4919 struct copies into the expression table.
4920 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
4921 (try_to_simplify): Likewise.
4922 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
4923 integral and pointer arguments which do not change the
4924 precision to NOP_EXPRs.
4925 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
4926 VIEW_CONVERT_EXPR case.
4928 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
4930 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
4931 defined in a loop at depth 0 is invariant.
4932 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4933 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
4934 be called at loop depth 0.
4936 2008-03-02 Jakub Jelinek <jakub@redhat.com>
4939 * gcc.c (process_command): Update copyright notice dates.
4940 * gcov.c (print_version): Likewise.
4941 * gcov-dump.c (print_version): Likewise.
4942 * mips-tfile.c (main): Likewise.
4943 * mips-tdump.c (main): Likewise.
4945 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4948 * c-common.c (flag_permissive): Delete.
4949 (constant_expression_warnings): Check flags first.
4950 (constant_expression_error): New.
4951 * c-common.h (flag_permissive): Delete.
4952 (constant_expression_error): Declare.
4953 * flags.h (flag_permissive): Declare. Update description.
4954 * diagnostic.c (pedwarn): Update.
4956 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
4957 (permissive_error_kind): New.
4958 * toplev.c (flag_permissive): Define. Update description.
4959 * toplev.h (permissive_error_kind): Declare.
4960 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
4961 (pedwarn_c90): Use pedantic_warning_kind.
4962 * c-opts.c (c_common_post_options): flag_permissive does not affect
4963 flag_pedantic_errors.
4965 2008-03-02 Joseph Myers <joseph@codesourcery.com>
4967 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
4968 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
4969 __absvsi2, __absvDI2): Use unsigned arithmetic.
4971 2008-03-02 Andi Kleen <ak@suse.de>
4972 Richard Guenther <rguenther@suse.de>
4974 * struct-equiv.c: Remove file.
4975 * cfg_cleanup.c (condjump_equiv_p): Remove.
4976 * Makefile.in (OBJS-common): Remove struct-equiv.o.
4977 (struct-equiv.o): Remove rule.
4978 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
4979 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
4980 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
4982 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4984 * ifcvt.c (noce_process_if_block): Try to handle only the then
4985 block if the else block exists but isn't suitable.
4987 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4990 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
4991 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
4992 regression from previous patch.
4994 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4997 * gthr.h: Add __gthread_mutex_destroy as a function that must be
4999 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
5000 * gthr-single.h (__gthread_mutex_destroy): Likewise.
5001 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
5002 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
5003 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
5004 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
5005 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
5006 (__gthread_mutex_destroy_function): Rename to
5007 __gthread_mutex_destroy.
5008 * gthr-dce.h (__gthread_mutex_destroy): Call
5009 pthread_mutex_destroy.
5010 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
5011 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
5012 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
5014 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5016 * df-scan.c (df_ref_chain_change_bb): Simplify.
5017 (df_insn_change_bb): Add new_bb argument. Simplify. Call
5018 set_block_for_insn if there's any change.
5019 * df.h ((df_insn_change_bb): Fix prototype.
5020 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
5021 df_insn_change_bb, don't call set_block_for_insn.
5022 * emit-rtl.c (reorder_insns): Likewise.
5023 * haifa-sched.c (move_insn): Likewise.
5025 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5027 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
5029 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5031 * tree-flow-inline.h (next_readonly_imm_use): Return
5032 NULL_USE_OPERAND_P after the end.
5034 2008-03-01 Richard Guenther <rguenther@suse.de>
5036 PR tree-optimization/35411
5037 * tree-sra.c (sra_build_assignment): Split conversion to
5038 final type to a separate statement if we are not assigning
5041 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5043 * fold-const.c (fold_convertible_p): Correct the logic to follow
5044 that in fold_convert().
5046 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
5049 * tree-inline.c (build_duplicate_type): When we make a
5050 duplicate type, make it unique in the canonical types system.
5052 2008-02-29 Tom Tromey <tromey@redhat.com>
5054 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
5055 input_file_stack_history, input_file_stack_restored): Remove.
5056 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
5057 * input.h (struct file_stack): Remove.
5058 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
5059 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
5061 * diagnostic.h (struct diagnostic_context) <last_module>: Change
5063 (diagnostic_last_module_changed): Add 'map' argument.
5064 (diagnostic_set_last_function): Likewise.
5065 * diagnostic.c (undiagnostic_report_current_module): Iterate using
5066 line map, not input_file_stack.
5067 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
5069 2008-02-29 Paul Brook <paul@codesourcery.com>
5071 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
5073 2008-02-29 Paul Brook <paul@codesourcery.com>
5075 * config/arm/ieee754-df.S (muldf3): Use RET macros.
5077 2008-02-29 Richard Guenther <rguenther@suse.de>
5079 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
5081 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
5082 value for comparing for a store match.
5083 (simplify_unary_expression): Do nothing for SSA_NAMEs.
5084 (try_to_simplify): Do not do a full-blown reference lookup.
5086 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
5088 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
5089 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5091 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
5093 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
5095 * tree-loop-linear.c (try_interchange_loops): Compare memory access
5096 strides against cache sizes.
5098 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
5100 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
5103 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
5105 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
5106 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
5107 is smaller than the original promoted value.
5108 (simplify_subreg): If OP is a SUBREG, try to preserve its
5109 SUBREG_PROMOTED_VAR_P information.
5111 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
5113 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
5114 (VN_INFO_GET): Allocate new objects on the obstack.
5115 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
5116 for rpo_numbers_temp, for consistency.
5117 (free_scc_vn): Free the obstack.
5119 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
5121 * doc/invoke.texi: Document -ftree-loop-distribution.
5122 * tree-loop-distribution.c: New.
5123 * tree-pass.h (pass_loop_distribution): New.
5124 * graphds.h (struct graph): Add htab_t indices.
5125 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
5126 * tree-vectorizer.c (rename_variables_in_loop): Extern.
5127 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
5128 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
5129 * tree-data-ref.c (debug_data_dependence_relations): New.
5130 (dump_data_dependence_relation): Also print data references.
5131 (free_data_ref): Extern.
5132 (same_access_functions): Moved...
5133 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
5134 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5135 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
5136 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
5137 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
5138 (stmts_from_loop): Skip LABEL_EXPR.
5139 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
5141 (build_rdg): Initialize rdg->indices htab.
5142 (free_rdg, stores_from_loop, ref_base_address,
5143 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
5144 have_similar_memory_accesses_1, ref_base_address_1,
5145 remove_similar_memory_refs): New.
5146 * tree-data-ref.h: Depend on tree-chrec.h.
5147 (debug_data_dependence_relations, free_data_ref): Declared.
5148 (same_access_functions): ... here.
5149 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
5151 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
5152 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
5153 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
5154 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5155 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
5156 rdg_vertex_for_stmt): Declared.
5157 (struct rdg_edge): Add level.
5159 (free_rdg, stores_from_loop, remove_similar_memory_refs,
5160 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
5162 (rdg_has_similar_memory_accesses): New.
5163 * tree-vect-analyze.c: Remove unused static decls.
5164 * lambda.h (dependence_level): New.
5165 * common.opt (ftree-loop-distribution): New.
5166 * tree-flow.h (mark_virtual_ops_in_bb,
5167 slpeel_tree_duplicate_loop_to_edge_cfg,
5168 rename_variables_in_loop): Declared.
5169 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
5170 (OBJS-common): Add tree-loop-distribution.o.
5171 (tree-loop-distribution.o): New rule.
5172 * tree-cfg.c (mark_virtual_ops_in_bb): New.
5173 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
5174 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
5176 2008-02-28 Joseph Myers <joseph@codesourcery.com>
5179 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
5180 other than structures and unions.
5182 2008-02-28 Richard Guenther <rguenther@suse.de>
5185 2008-02-26 Richard Guenther <rguenther@suse.de>
5187 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5188 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5189 (lookup_decl_from_uid): Declare.
5190 (remove_decl_from_map): Likewise.
5191 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5192 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5193 (decl_for_uid_map): New global hashtable mapping DECL_UID
5195 (init_ttree): Allocate it.
5196 (insert_decl_to_uid_decl_map): New helper function.
5197 (make_node_stat): Insert new decls into the map.
5198 (copy_node_stat): Likewise.
5199 (lookup_decl_from_uid): New function.
5200 (remove_decl_from_map): Likewise.
5201 (print_decl_for_uid_map_statistics): New helper.
5202 (dump_tree_statistics): Call it.
5204 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5205 (referenced_var_iterator): Adjust.
5206 (FOR_EACH_REFERENCED_VAR): Adjust.
5207 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5208 (num_referenced_vars): Adjust.
5209 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5210 (first_referenced_var): Remove.
5211 (end_referenced_vars_p): Likewise.
5212 (next_referenced_var): Likewise.
5213 (referenced_var_iterator_set): New helper function.
5214 * tree-dfa.c (referenced_var_lookup): Adjust.
5215 (referenced_var_check_and_insert): Likewise.
5216 (remove_referenced_var): Likewise.
5217 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5218 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5219 (verify_call_clobbering): Likewise.
5220 (verify_memory_partitions): Likewise.
5221 (init_tree_ssa): Allocate bitmap instead of hashtable for
5223 (delete_tree_ssa): Adjust.
5224 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5225 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5226 (compute_tag_properties): Likewise.
5227 (set_initial_properties): Likewise.
5228 (find_partition_for): Likewise.
5229 (update_reference_counts): Likewise.
5230 (dump_may_aliases_for): Likewise.
5231 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5232 (add_call_clobber_ops): Likewise.
5233 (add_call_read_ops): Likewise.
5234 (get_asm_expr_operands): Likewise.
5235 * tree-into-ssa.c (dump_decl_set): Likewise.
5236 (update_ssa): Likewise.
5237 * tree-sra.c (scan_function): Likewise.
5238 (decide_instantiations): Likewise.
5239 (scalarize_parms): Likewise.
5240 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5241 (dsa_named_for): Likewise.
5242 * tree-ssa-structalias.c (update_alias_info): Likewise.
5243 (merge_smts_into): Likewise.
5245 2008-02-27 David Daney <ddaney@avtrex.com>
5248 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
5249 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
5250 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
5251 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
5252 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
5254 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
5257 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
5258 (BUILT_IN_NEXTTOWARD): Remove.
5259 (BUILT_IN_NEXTTOWARDF): Ditto.
5260 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
5261 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
5263 2008-02-27 Tom Tromey <tromey@redhat.com>
5265 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
5266 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
5268 2008-02-27 Jan Beulich <jbeulich@novell.com>
5270 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
5271 update the respective field on newdecl.
5273 2008-02-27 Revital Eres <eres@il.ibm.com>
5275 PR rtl-optimization/34999
5276 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
5277 crossing edges that ends with a call insn.
5278 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
5279 call insn and clear the EDGE_CROSSING flag of the crossing edge
5280 when fixing fallthru edges.
5282 2008-02-27 Richard Guenther <rguenther@suse.de>
5285 * fold-const.c (fold_unary): Return the correct argument,
5286 converted to the result type.
5288 2008-02-27 Richard Guenther <rguenther@suse.de>
5291 * expr.c (expand_expr_real_1): Assert on rotates that operate
5293 * fold-const.c (fold_binary): Use the types precision, not the
5294 bitsize of the mode if folding rotate expressions. Build rotates
5295 only for full modes.
5297 2008-02-27 Jakub Jelinek <jakub@redhat.com>
5299 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
5301 * c-pragma.c (pragma_ns_name): New typedef.
5302 (registered_pp_pragmas): New variable.
5303 (c_pp_lookup_pragma): New function.
5304 (c_register_pragma_1): If flag_preprocess_only, do nothing
5305 for non-expanded pragmas, for expanded ones push pragma's
5306 namespace and name into registered_pp_pragmas vector.
5307 (c_invoke_pragma_handler): Register OpenMP pragmas even when
5308 flag_preprocess_only, don't register GCC pch_preprocess
5309 pragma if flag_preprocess_only.
5310 * c-opts.c (c_common_init): Call init_pragma even if
5311 flag_preprocess_only.
5312 * c-pragma.c (c_pp_lookup_pragma): New prototype.
5313 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
5314 cpp_register_pragma if flag_preprocess_only.
5316 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5319 * c-parser.c (c_parser_translation_unit): Warn for empty
5320 translation unit, not empty source file.
5322 2008-02-26 Paul Brook <paul@codesourcery.com>
5324 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
5325 operand for Thumb-2.
5326 * config/arm/arm.h (reg_class): Add CORE_REGS.
5327 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
5328 (BASE_REG_CLASS): Use CORE_REGS.
5329 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
5330 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
5331 (REGNO_OK_FOR_INDEX_P): Exclude SP.
5332 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
5333 ARM_REGNO_OK_FOR_INDEX_P.
5334 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
5335 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
5336 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
5337 (ldm/stm peepholes): Ditto.
5338 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
5339 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
5340 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
5341 * config/arm/constraints.md: Enable "k" constraint on ARM.
5343 2008-02-27 Ben Elliston <bje@au.ibm.com>
5345 * config/rs6000/rs6000.c: Annotate cache line size field in all
5346 instances of struct processor_costs.
5348 2008-02-26 David Edelsohn <edelsohn@gnu.org>
5350 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
5351 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
5352 jump_bypass): New counters.
5353 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
5354 * dce.c (gate_ud_dce): Same.
5355 (gate_fast_dce): Same.
5356 * dse.c (gate_dse1): New function.
5357 (gate_dse2): New function.
5358 (gate_dse): Merge results of new gate functions.
5359 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
5360 (gate_handle_jump_bypass): Add dbg_cnt.
5361 (gate_handle_gcse): Add dbg_cnt.
5362 * ifcvt.c (gate_handle_if_conversion): Same.
5363 (gate_handle_if_after_combine): Same.
5364 (gate_handle_if_after_reload): Same.
5365 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
5367 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
5369 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
5371 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
5373 2008-02-26 Jason Merrill <jason@redhat.com>
5376 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
5377 alone if it's the naming decl for the type's main variant.
5379 2008-02-26 Tom Tromey <tromey@redhat.com>
5381 * system.h (USE_MAPPED_LOCATION): Poison.
5382 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
5383 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
5384 (make_goto_expr_edges): Likewise.
5385 (remove_bb): Likewise.
5386 (execute_warn_function_return): Likewise.
5387 * basic-block.h (struct edge_def) <goto_locus>: Change type to
5389 * c-common.c (fname_decl): Remove old location code.
5390 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
5392 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
5394 (ASM_INPUT_SOURCE_LOCATION): Likewise.
5395 (gen_rtx_ASM_INPUT): Likewise.
5396 (gen_rtx_ASM_INPUT_loc): Likewise.
5397 (get_rtx_asm_OPERANDS): Remove.
5398 * cfglayout.c (insn_locators_alloc): Remove old location code.
5399 (set_curr_insn_source_location): Likewise.
5400 (curr_insn_locator): Likewise.
5401 * print-tree.c (print_node): Remove old location code.
5402 * tree-mudflap.c (mf_varname_tree): Remove old location code.
5403 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
5404 * cfgexpand.c (expand_gimple_cond_expr): Don't use
5405 location_from_locus.
5406 (construct_exit_block): Remove old location code.
5407 * emit-rtl.c (force_next_line_note): Remove old location code.
5408 * profile.c (branch_prob): Remove old location code.
5409 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
5410 LOC_LINE): Remove old-location variants.
5411 * langhooks.c (lhd_print_error_function): Remove old location
5413 * configure, config.in: Rebuilt.
5414 * configure.ac (--enable-mapped-location): Remove.
5415 * c-decl.c (c_init_decl_processing): Remove old location code.
5416 (finish_function): Likewise.
5417 * recog.c (decode_asm_operands): Remove old location code.
5418 * c-pch.c (c_common_read_pch): Remove old location code.
5419 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
5421 * gimple-low.c (lower_function_body): Remove old location code.
5422 * toplev.c (unknown_location): Remove.
5423 (push_srcloc): Remove old-location variant.
5424 (process_options): Remove old location code.
5425 (lang_dependent_init): Likewise.
5426 * input.h (UNKNOWN_LOCATION): Move definition.
5427 (location_t): Undeprecate.
5428 (source_locus): Remove.
5429 (location_from_locus): Remove.
5430 (struct location_s): Remove.
5431 Remove all old-location code.
5432 (input_line, input_filename): Remove.
5433 * final.c (final_scan_insn): Remove old location code.
5434 * diagnostic.c (diagnostic_build_prefix): Remove
5435 USE_MAPPED_LOCATION test.
5436 * tree.h (gimple_stmt) <locus>: Now a location_t.
5437 (tree_exp) <locus>: Likewise.
5438 (DECL_IS_BUILTIN): Remove old-location variant.
5439 (annotate_with_file_line, annotate_with_locus): Likewise.
5440 (expr_locus, set_expr_locus): Update.
5441 * tree.c (build1_stat): Remove old location code.
5442 (last_annotated_node): Remove.
5443 (annotate_with_file_line): Remove old-location variant.
5444 (annotate_with_locus): Likewise.
5445 (expr_location): Remove old location code.
5446 (set_expr_location): Likewise.
5447 (expr_has_location): Likewise.
5448 (expr_locus): Likewise.
5449 (set_expr_locus): Likewise.
5450 (expr_filename): Don't use location_from_locus.
5451 (expr_lineno): Likewise.
5452 * rtl-error.c (location_for_asm): Remove old location code.
5453 * c-lex.c (cb_line_change): Remove old location code.
5454 (fe_file_change): Likewise.
5455 (cb_def_pragma): Likewise.
5456 (c_lex_with_flags): Likewise.
5457 * gengtype.c (do_typedef): Don't special-case location types.
5458 (define_location_structures): Remove.
5459 (main): Don't call define_location_structures.
5460 * tree-pretty-print.c (dump_implicit_edges): Remove old location
5463 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5466 * builtins.def (BUILT_IN_STDARG_START): Remove.
5467 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
5468 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5469 * tree-inline.c (inline_forbidden_p_1): Likewise.
5471 2008-02-26 Richard Guenther <rguenther@suse.de>
5473 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5474 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5475 (lookup_decl_from_uid): Declare.
5476 (remove_decl_from_map): Likewise.
5477 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5478 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5479 (decl_for_uid_map): New global hashtable mapping DECL_UID
5481 (init_ttree): Allocate it.
5482 (insert_decl_to_uid_decl_map): New helper function.
5483 (make_node_stat): Insert new decls into the map.
5484 (copy_node_stat): Likewise.
5485 (lookup_decl_from_uid): New function.
5486 (remove_decl_from_map): Likewise.
5487 (print_decl_for_uid_map_statistics): New helper.
5488 (dump_tree_statistics): Call it.
5490 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5491 (referenced_var_iterator): Adjust.
5492 (FOR_EACH_REFERENCED_VAR): Adjust.
5493 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5494 (num_referenced_vars): Adjust.
5495 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5496 (first_referenced_var): Remove.
5497 (end_referenced_vars_p): Likewise.
5498 (next_referenced_var): Likewise.
5499 (referenced_var_iterator_set): New helper function.
5500 * tree-dfa.c (referenced_var_lookup): Adjust.
5501 (referenced_var_check_and_insert): Likewise.
5502 (remove_referenced_var): Likewise.
5503 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5504 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5505 (verify_call_clobbering): Likewise.
5506 (verify_memory_partitions): Likewise.
5507 (init_tree_ssa): Allocate bitmap instead of hashtable for
5509 (delete_tree_ssa): Adjust.
5510 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5511 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5512 (compute_tag_properties): Likewise.
5513 (set_initial_properties): Likewise.
5514 (find_partition_for): Likewise.
5515 (update_reference_counts): Likewise.
5516 (dump_may_aliases_for): Likewise.
5517 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5518 (add_call_clobber_ops): Likewise.
5519 (add_call_read_ops): Likewise.
5520 (get_asm_expr_operands): Likewise.
5521 * tree-into-ssa.c (dump_decl_set): Likewise.
5522 (update_ssa): Likewise.
5523 * tree-sra.c (scan_function): Likewise.
5524 (decide_instantiations): Likewise.
5525 (scalarize_parms): Likewise.
5526 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5527 (dsa_named_for): Likewise.
5528 * tree-ssa-structalias.c (update_alias_info): Likewise.
5529 (merge_smts_into): Likewise.
5531 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5534 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
5535 * c-opts.c (c_common_handle_option): Wall enables
5536 Wvolatile-register-var.
5537 * common.opt: Move Wvolatile-register-var to...
5540 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5542 * common.opt (Wlarger-than=): New.
5543 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
5545 * opts.c (common_handle_option): Handle -Wlarger-than=.
5546 * optc-gen.awk: Likewise.
5547 * opth-gen.awk: Likewise.
5548 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
5549 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5551 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5553 * c-common.c (match_case_to_enum_1): Add appropriate
5554 OPT_W* parameter to warning.
5555 (c_do_switch_warnings): Likewise.
5556 * c-typeck.c (warning_init): Add one more parameter following
5558 (push_init_level): Update call to warning_init.
5559 (pop_init_level): Likewise.
5560 (add_pending_init): Likewise.
5561 (output_init_element: Likewise.
5563 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5566 * toplev.c (toplev_main): If there are warnings or error, print
5567 errors for ignored options.
5568 * opts.c (ignored_options): New static variable.
5569 (postpone_unknown_option_error): New.
5570 (print_ignored_options): New.
5571 (handle_option): Postpone errors for unknown -Wno-* options.
5572 * opts.h (print_ignored_options): Declare.
5574 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
5576 * config/mips/mips.md (loadgp_blockage, blockage): Change type
5579 2008-02-25 Richard Guenther <rguenther@suse.de>
5582 2008-02-25 Richard Guenther <rguenther@suse.de>
5584 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5585 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5586 (lookup_decl_from_uid): Declare.
5587 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5588 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5589 (decl_for_uid_map): New global hashtable mapping DECL_UID
5591 (init_ttree): Allocate it.
5592 (insert_decl_to_uid_decl_map): New helper function.
5593 (make_node_stat): Insert new decls into the map.
5594 (copy_node_stat): Likewise.
5595 (lookup_decl_from_uid): New function.
5596 (print_decl_for_uid_map_statistics): New helper.
5597 (dump_tree_statistics): Call it.
5599 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5600 (referenced_var_iterator): Adjust.
5601 (FOR_EACH_REFERENCED_VAR): Adjust.
5602 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5603 (num_referenced_vars): Adjust.
5604 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5605 (first_referenced_var): Remove.
5606 (end_referenced_vars_p): Likewise.
5607 (next_referenced_var): Likewise.
5608 (referenced_var_iterator_set): New helper function.
5609 * tree-dfa.c (referenced_var_lookup): Adjust.
5610 (referenced_var_check_and_insert): Likewise.
5611 (remove_referenced_var): Likewise.
5612 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5613 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5614 (verify_call_clobbering): Likewise.
5615 (verify_memory_partitions): Likewise.
5616 (init_tree_ssa): Allocate bitmap instead of hashtable for
5618 (delete_tree_ssa): Adjust.
5619 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5620 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5621 (compute_tag_properties): Likewise.
5622 (set_initial_properties): Likewise.
5623 (find_partition_for): Likewise.
5624 (update_reference_counts): Likewise.
5625 (dump_may_aliases_for): Likewise.
5626 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5627 (add_call_clobber_ops): Likewise.
5628 (add_call_read_ops): Likewise.
5629 (get_asm_expr_operands): Likewise.
5630 * tree-into-ssa.c (dump_decl_set): Likewise.
5631 (update_ssa): Likewise.
5632 * tree-sra.c (scan_function): Likewise.
5633 (decide_instantiations): Likewise.
5634 (scalarize_parms): Likewise.
5635 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5636 (dsa_named_for): Likewise.
5637 * tree-ssa-structalias.c (update_alias_info): Likewise.
5638 (merge_smts_into): Likewise.
5640 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5643 * doc/invoke.texi (-fcx-limited-range): Document new option.
5644 * toplev.c (process_options): Handle -fcx-fortran-rules.
5645 * common.opt: Add documentation for -fcx-fortran-rules.
5647 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5650 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
5651 actual behaviour and C99.
5653 2008-02-26 Ben Elliston <bje@au.ibm.com>
5655 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
5656 (ASM_CPU_POWER6_SPEC): Likewise.
5657 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
5658 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
5659 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
5661 2008-02-25 Richard Guenther <rguenther@suse.de>
5663 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5664 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5665 (lookup_decl_from_uid): Declare.
5666 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5667 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5668 (decl_for_uid_map): New global hashtable mapping DECL_UID
5670 (init_ttree): Allocate it.
5671 (insert_decl_to_uid_decl_map): New helper function.
5672 (make_node_stat): Insert new decls into the map.
5673 (copy_node_stat): Likewise.
5674 (lookup_decl_from_uid): New function.
5675 (print_decl_for_uid_map_statistics): New helper.
5676 (dump_tree_statistics): Call it.
5678 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5679 (referenced_var_iterator): Adjust.
5680 (FOR_EACH_REFERENCED_VAR): Adjust.
5681 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5682 (num_referenced_vars): Adjust.
5683 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5684 (first_referenced_var): Remove.
5685 (end_referenced_vars_p): Likewise.
5686 (next_referenced_var): Likewise.
5687 (referenced_var_iterator_set): New helper function.
5688 * tree-dfa.c (referenced_var_lookup): Adjust.
5689 (referenced_var_check_and_insert): Likewise.
5690 (remove_referenced_var): Likewise.
5691 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5692 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5693 (verify_call_clobbering): Likewise.
5694 (verify_memory_partitions): Likewise.
5695 (init_tree_ssa): Allocate bitmap instead of hashtable for
5697 (delete_tree_ssa): Adjust.
5698 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5699 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5700 (compute_tag_properties): Likewise.
5701 (set_initial_properties): Likewise.
5702 (find_partition_for): Likewise.
5703 (update_reference_counts): Likewise.
5704 (dump_may_aliases_for): Likewise.
5705 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5706 (add_call_clobber_ops): Likewise.
5707 (add_call_read_ops): Likewise.
5708 (get_asm_expr_operands): Likewise.
5709 * tree-into-ssa.c (dump_decl_set): Likewise.
5710 (update_ssa): Likewise.
5711 * tree-sra.c (scan_function): Likewise.
5712 (decide_instantiations): Likewise.
5713 (scalarize_parms): Likewise.
5714 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5715 (dsa_named_for): Likewise.
5716 * tree-ssa-structalias.c (update_alias_info): Likewise.
5717 (merge_smts_into): Likewise.
5719 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
5722 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
5723 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
5724 * alias.h (nonoverlapping_memrefs_p): Likewise.
5726 2008-02-25 Jan Beulich <jbeulich@novell.com>
5728 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
5729 * config/i386/netware-libgcc.exp: Add __bswap?i2,
5730 __emultls_get_address, __emultls_register_common,
5731 __floatundi?f, and _Unwind_GetIPInfo.
5732 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
5733 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
5734 (gen_regparm_prefix): Likewise.
5735 (i386_nlm_encode_section_info): Sync with
5736 config/i386/winnt.c:i386_pe_encode_section_info().
5737 (i386_nlm_maybe_mangle_decl_assembler_name): New.
5738 i386_nlm_mangle_decl_assembler_name): New.
5739 (netware_override_options): New.
5740 * config/i386/netware.h (netware_override_options): Declare.
5741 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
5742 (i386_nlm_mangle_decl_assembler_name): Declare.
5743 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
5745 2008-02-25 Ben Elliston <bje@au.ibm.com>
5748 * c-decl.c (grokdeclarator): Remove unused local variables
5749 `typedef_type' and `type_as_written'.
5751 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
5752 unused local variable `has_hot_blocks'.
5753 (fix_crossing_conditional_branches): Remove unused local variable
5756 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
5759 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
5760 using DEF_C99_BUILTIN.
5761 (BUILT_IN_NANF): Ditto.
5762 (BUILT_IN_NANL): Ditto.
5764 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
5765 Revital Eres <eres@il.ibm.com>
5767 * modulo-sched.c (calculate_must_precede_follow): Address TODO
5768 regarding the order of two dependent insns in the same row.
5770 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
5772 * stor-layout.c (layout_decl): Do not bump the alignment of a
5773 bit-field to more than byte alignment if it is packed.
5775 2008-02-24 David Edelsohn <edelsohn@gnu.org>
5777 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
5780 2008-02-24 Diego Novillo <dnovillo@google.com>
5782 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
5785 * tree-vrp.c (vrp_evaluate_conditional): With
5786 -Wtype-limits, emit a warning when comparing against a
5787 constant outside the natural range of OP0's type.
5788 * c.opt (Wtype-limits): Move ...
5789 * common.opt (Wtype-limits): ... here.
5791 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
5793 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
5794 * config/rs6000/e300c2c3.md: New file.
5795 * config/rs6000/rs6000.c (processor_costs): Add new costs for
5797 (rs6000_override_options): Add e300c2 and e300c3 cases to
5798 processor_target_table. Do not allow usage of Altivec or Spe
5799 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
5800 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
5801 * config/rs6000/rs6000.h (processor_type): Add
5802 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
5803 (ASM_CPU_SPEC): Add e300c2 and e300c3.
5804 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
5805 and ppce300c3. Include e300c2c3.md.
5807 2008-02-23 David Edelsohn <edelsohn@gnu.org>
5809 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
5810 instead of TARGET_STRICT_ALIGN.
5812 2008-02-23 Joseph Myers <joseph@codesourcery.com>
5814 * explow.c (memory_address): Assert that the generated address is
5817 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5820 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
5821 * config/darwin-ppc-ldouble-patch.def: New file.
5822 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
5823 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
5824 SUBTARGET_INIT_BUILTINS if defined.
5825 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
5828 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5831 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
5832 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
5834 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5837 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
5838 file" warning condtional on -Winvalid-PCH.
5840 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5842 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
5844 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
5848 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
5849 prevent reload from using MMX registers.
5850 (*mov<mode>_internal): Ditto.
5851 (*movv2sf_internal_rex64): Ditto.
5852 (*movv2sf_internal): Ditto.
5854 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5856 PR documentation/31569
5857 * doc/install.texi2html: Use makeinfo --no-number-sections.
5859 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5861 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
5862 ensure that we can address an entire entity > 8 bytes. Don't
5863 generate reg+reg addressing for such data.
5865 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5867 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
5868 strings when optimizing for size, unless the target cares about
5871 2008-02-22 Tom Tromey <tromey@redhat.com>
5873 * regclass.c (current_pass): Remove declaration.
5875 2008-02-22 Anatoly Sokolov <aesok@post.ru>
5877 * config/avr/libgcc.S (__RAMPZ__): Define.
5878 (__do_copy_data): Add for devices with 128KB code memory.
5880 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5882 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
5884 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
5886 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
5888 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
5891 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5894 * c-typeck.c (build_binary_op): Warn about floating point
5895 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
5897 2008-02-21 Janis Johnson <janis187@us.ibm.com>
5900 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
5901 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
5903 (rs6000_override_options): Set altivec_abi as default, not override,
5904 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
5905 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
5906 is used; use new member spe_abi.
5907 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
5908 spe_abi and altivec_abi.
5910 2008-02-22 Tomas Bily <tbily@suse.cz>
5912 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
5914 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5917 * config.build (build_file_translate): Set to `CMD //c' only if
5919 * Makefile.in (build_file_translate): Improve comment.
5921 2008-02-21 Jan Hubicka <jh@suse.cz>
5923 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
5924 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
5925 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
5927 2008-02-21 Michael Matz <matz@suse.de>
5930 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
5932 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
5934 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
5935 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
5937 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
5938 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
5939 SSE_VEC_FLOAT_MODE_P as insn constraint.
5940 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
5941 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
5942 sse4a_movntdf using MODEF mode iterator.
5943 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
5944 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
5945 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
5946 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
5947 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
5948 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
5949 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
5951 2008-02-21 Richard Guenther <rguenther@suse.de>
5953 * tree.def (PAREN_EXPR): New tree code.
5954 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
5956 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
5957 * expr.c (expand_expr_real_1): Likewise.
5958 * tree-inline.c (estimate_num_insns_1): Likewise.
5959 * tree-complex.c (expand_complex_move): Likewise.
5960 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
5963 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5966 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
5968 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5971 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
5973 * config/sh/sh.c (find_barrier): Don't go past
5974 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
5976 2008-02-20 DJ Delorie <dj@redhat.com>
5978 * config/h8300/h8300.md (insv): Force source operand to be a register.
5980 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
5981 as a jump, not as a plain insn.
5983 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
5985 * doc/invoke.texi (Warning Options): Add new option
5986 -Wframe-larger-than=.
5987 (-Wframe-larger-than): Document.
5989 * flags.h (warn_frame_larger_than, frame_larger_than_size):
5990 Add declarations for new option variables.
5992 * final.c (final_start_function): Check the frame size
5993 before emission and issue a Wframe-larger-than warning.
5995 * opts.c (warn_frame_larger_than, frame_larger_than_size):
5996 Add definitions for new option variables.
5997 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
5999 * common.opt (Wframe-larger-than=): New option.
6001 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
6003 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
6004 (<sse>_div<mode>3): Ditto.
6005 (<sse>_vmdiv<mode>3): Ditto.
6006 (<sse>_vmsqrt<mode>2): Ditto.
6007 (*smax<mode>3): Ditto.
6008 (sse5_frcz<mode>2): Ditto.
6009 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
6012 2008-02-20 Richard Guenther <rguenther@suse.de>
6015 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
6016 be happy with INTEGRAL_TYPE_P.
6018 2008-02-20 Richard Guenther <rguenther@suse.de>
6020 * fold-const.c (split_tree): Associate floatig-point expressions
6021 if flag_associative_math is set.
6023 2008-02-20 Richard Guenther <rguenther@suse.de>
6025 * tree.h (fold_real_zero_addition_p): Declare.
6026 * fold-const.c (fold_real_zero_addition_p): Export.
6027 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
6028 floating-point operations with zero and one.
6030 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
6032 * doc/install.texi: Correct references to CFLAGS, replacing them
6033 with BOOT_CFLAGS. Document flags used during bootstrap for
6036 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
6038 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
6039 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
6040 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
6042 (smin<mode>3): Ditto from similar patterns.
6043 (smax<mode>3): Ditto.
6044 (*ieee_smin<mode>3): Ditto.
6045 (*ieee_smax<mode>3): Ditto.
6046 * config/i386/sse.md (sse): New mode attribute.
6047 (mov<mode>): Macroize expander from movv4sf and movv2df using
6048 SSEMODEF2P mode iterator.
6049 (<sse>_movnt<mode>): Ditto from similar patterns. Use
6050 SSE_VEC_FLOAT_MODE_P as insn constraint.
6051 (storent<mode>): Ditto.
6052 (storent<mode>): Macroize expander from storentsf and storentdf using
6053 MODEF mode iterator.
6054 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
6055 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
6056 (abs<mode>2): Ditto from similar patterns.
6057 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
6058 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
6059 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
6060 (<sse>_vmsqrt<mode>2): Ditto.
6061 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
6062 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
6063 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
6064 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
6065 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
6066 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
6067 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
6069 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
6070 iterator and SSE_FLOAT_MODE_P as insn constraint.
6071 (<sse>_ucomi): Ditto from similar patterns.
6072 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
6073 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
6074 SSE_VEC_FLOAT_MODE_P as insn constraint.
6075 (vcond<mode>): Ditto from similar patterns.
6076 (and<mode>3, *and<mode>3): Ditto.
6077 (<sse>_nand<mode>3): Ditto.
6078 (ior<mode>3, *ior<mode>3): Ditto.
6079 (xor<mode>3, *xor<mode>3): Ditto.
6080 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
6081 iterator and SSE_FLOAT_MODE_P as insn constraint.
6082 (*nand<mode>3): Ditto from similar patterns.
6083 (*ior<mode>3): Ditto.
6084 (*xor<mode>3): Ditto.
6086 2008-02-20 Ira Rosen <irar@il.ibm.com>
6088 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
6089 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
6090 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
6092 2008-02-19 Jan Hubicka <jh@suse.cz>
6094 * predict.c (tree_bb_level_predictions): Remove variable next
6095 mistakely introduced by previous commit.
6097 2008-02-19 Jan Hubicka <jh@suse.cz>
6099 * predict.c (predict_paths_leading_to): Rewrite.
6100 (predict_paths_for_bb): New.
6101 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
6103 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6106 * Makefile.in (build_file_translate): New.
6107 (gcc-vers.texi): Use it for translating $(abs_srcdir).
6108 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
6109 * configure.ac (build_file_translate): Substitute it.
6110 * configure: Regenerate.
6112 2008-02-19 Jan Hubicka <jh@suse.cz>
6114 PR rtl-optimization/34408
6115 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
6118 2008-02-19 Jan Hubicka <jh@suse.cz>
6121 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
6124 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
6127 * config/i386/i386-modes.def: Revert the last DI alignment
6128 change until Ada people can look into it.
6130 2008-02-19 Nick Clifton <nickc@redhat.com>
6132 * opts.c (print_specific_help): Fix typo in --help text.
6134 2008-02-19 Jakub Jelinek <jakub@redhat.com>
6137 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
6138 32-bit inline asm without asm alternatives for host GCC < 3.0.
6140 2008-02-19 Richard Guenther <rguenther@suse.de>
6142 PR tree-optimization/34989
6143 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
6144 Allow propagation to INDIRECT_REF if we can simplify only.
6146 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6148 * c-common.c (warn_for_collisions_1): Use appropriate option when
6151 2008-02-19 Nick Clifton <nickc@redhat.com>
6154 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
6155 (handle_options): Fix indentation.
6156 (print_filtered_help): If no language-specific options were
6157 displayed tell the user how to list all the options supported by
6158 the language's front-end.
6159 (print_specific_help): Fix indentation and remove duplicate line.
6160 (common_handle_option): Handle the -v option.
6161 For --help enable the display of undocumented options if the -v
6162 switch has been included on the command line.
6163 For --help= check for overlaps in the arguments between the option
6164 classes and the language names and issue a warning when they
6165 cannot be disambiguated.
6166 * c.opt (v): Pass on to the common option handler.
6168 2008-02-19 Revital Eres <eres@il.ibm.com>
6170 * modulo-sched.c (sms_schedule): Change dump message when
6171 create_ddg function fails.
6172 (try_scheduling_node_in_cycle): Rename row to cycle.
6173 (print_partial_schedule): Rename CYCLE to ROW.
6175 2008-02-19 Christian Bruel <christian.bruel@st.com>
6176 Zdenek Dvorak <ook@ucw.cz>
6178 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
6180 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
6183 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
6184 (*x86_movdicc_0_m1_se): Ditto.
6186 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
6188 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
6189 (CMPtype): Define as __gcc_CMPtype.
6190 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
6191 (CMPtype): Define as __gcc_CMPtype.
6193 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
6195 Support valgrind 3.3 for --enable-checking=valgrind.
6196 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
6198 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
6199 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
6200 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
6201 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
6202 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
6203 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
6204 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
6206 * ggc-zone.c: Similar.
6207 * ggc-page.c: Similar.
6209 2008-02-19 Paul Brook <paul@codesourcery.com>
6212 * config/arm/ieee754-df.S: Fix do_it typo.
6213 * config/arm/ieee754-sf.S: Fix do_it typo.
6215 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
6218 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
6219 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
6220 (OPTION_MASK_ISA_SSE_SET): Likewise.
6221 (OPTION_MASK_ISA_SSE2_SET): Likewise.
6222 (OPTION_MASK_ISA_SSE3_SET): Likewise.
6223 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
6224 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
6225 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
6226 (OPTION_MASK_ISA_SSE4_SET): Likewise.
6227 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
6228 (OPTION_MASK_ISA_SSE5_SET): Likewise.
6229 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
6230 (OPTION_MASK_ISA_MMX_UNSET): Updated.
6231 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
6232 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
6233 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
6234 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
6235 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
6236 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
6237 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
6238 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
6239 (OPTION_MASK_ISA_SSE4): Removed.
6240 (ix86_handle_option): Turn on bits in ix86_isa_flags and
6241 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
6242 (override_options): Don't turn on implied SSE/MMX bits in
6245 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
6247 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6250 2008-02-18 Joey Ye <joey.ye@intel.com>
6253 * tree-nested.c (insert_field_into_struct): Set type alignment
6254 to field alignment if the former is less than the latter.
6256 2008-02-18 Jakub Jelinek <jakub@redhat.com>
6258 * BASE-VER: Set to 4.4.0.
6260 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6262 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
6263 * doc/cfg.texi: Likewise.
6264 * doc/extend.texi: Likewise.
6265 * doc/gty.texi: Likewise.
6266 * doc/invoke.texi: Likewise.
6267 * doc/loop.texi: Likewise.
6268 * doc/md.texi: Likewise.
6269 * doc/passes.texi: Likewise.
6270 * doc/rtl.texi: Likewise.
6271 * doc/sourcebuild.texi: Likewise.
6272 * doc/tm.texi: Likewise.
6273 * doc/tree-ssa.texi: Likewise.
6275 2008-02-17 Richard Guenther <rguenther@suse.de>
6278 * tree-complex.c (init_parameter_lattice_values): Handle parameters
6279 without default definition.
6281 2008-02-17 Richard Guenther <rguenther@suse.de>
6283 PR tree-optimization/35231
6284 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
6287 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
6290 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6291 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
6292 libgcc_cmp_return mode.
6294 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6297 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
6299 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
6301 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
6304 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6306 * doc/c-tree.texi: Use `@.' where appropriate.
6307 * doc/extend.texi: Likewise.
6308 * doc/install.texi: Likewise.
6309 * doc/invoke.texi: Likewise.
6310 * doc/loop.texi: Likewise.
6311 * doc/makefile.texi: Likewise.
6312 * doc/md.texi: Likewise.
6313 * doc/passes.texi: Likewise.
6314 * doc/standards.texi: Likewise.
6315 * doc/tm.texi: Likewise.
6317 2008-02-15 Jakub Jelinek <jakub@redhat.com>
6320 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
6322 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
6323 rather than in entry_bb.
6325 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6327 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
6328 libgcc_cmp_return mode.
6330 2008-02-15 Jakub Jelinek <jakub@redhat.com>
6333 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
6334 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
6336 2008-02-15 Richard Guenther <rguenther@suse.de>
6337 Zdenek Dvorak <ook@ucw.cz>
6339 PR tree-optimization/35164
6340 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
6341 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
6342 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
6343 Only propagate addresses which do not have abnormal SSA_NAMEs
6346 2008-02-15 Joseph Myers <joseph@codesourcery.com>
6349 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
6351 2008-02-15 Jan Hubicka <jh@suse.cz>
6354 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
6356 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6359 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
6360 when calculating alignment_pad.
6362 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6364 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
6365 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
6366 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
6367 and STACK_BOUNDARY define.
6369 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
6371 PR preprocessor/35061
6372 * c-pragma.c (handle_pragma_pop_macro): Check that
6373 pushed_macro_table has been allocated.
6375 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
6378 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
6379 (force_gimple_operand): Likewise.
6380 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
6381 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
6382 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
6383 (find_interesting_uses_address): Check addressability and alignment
6384 of the base expression only after substituting bases of IVs into it.
6386 2008-02-14 Michael Matz <matz@suse.de>
6389 * function.c (instantiate_virtual_regs_in_insn): Reload address
6390 before falling back to reloading the whole operand.
6392 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
6394 * config/s390/s390.c (s390_mainpool_start): Emit the pool
6395 before the first section switch note.
6397 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6399 * doc/bugreport.texi: Update copyright years.
6400 * doc/c-tree.texi: Likewise.
6401 * doc/cfg.texi: Likewise.
6402 * doc/cpp.texi: Likewise.
6403 * doc/cppinternals.texi: Likewise.
6404 * doc/fragments.texi: Likewise.
6405 * doc/frontends.texi: Likewise.
6406 * doc/gcc.texi: Likewise.
6407 * doc/gty.texi: Likewise.
6408 * doc/hostconfig.texi: Likewise.
6409 * doc/implement-c.texi: Likewise.
6410 * doc/libgcc.texi: Likewise.
6411 * doc/loop.texi: Likewise.
6412 * doc/makefile.texi: Likewise.
6413 * doc/options.texi: Likewise.
6414 * doc/passes.texi: Likewise.
6415 * doc/rtl.texi: Likewise.
6416 * doc/sourcebuild.texi: Likewise.
6417 * doc/standards.texi: Likewise.
6418 * doc/tree-ssa.texi: Likewise.
6419 * doc/trouble.texi: Likewise.
6421 * doc/extend.texi: Use @: or add comma where appropriate.
6422 * doc/invoke.texi: Likewise.
6423 * doc/tm.texi: Likewise.
6425 2008-02-14 Alan Modra <amodra@bigpond.net.au>
6428 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
6431 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
6433 * doc/md.texi (clz, ctz): Add reference.
6434 * doc/rtl.texi (clz, ctz): Likewise.
6436 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6439 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
6442 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
6444 * config/s390/s390.c (struct constant_pool): New field
6445 emit_pool_after added.
6446 (s390_mainpool_start): Set the emit_pool_after flag according
6447 to the section switch notes.
6448 (s390_mainpool_finish): Consider emit_pool_after when emitting
6449 the literal pool at the end of the function.
6450 (s390_chunkify_start): Force literal pool splits at section
6453 2008-02-13 Michael Matz <matz@suse.de>
6456 * var-tracking.c (clobber_variable_part): Correctly traverse the
6459 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6462 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
6463 Add -fdump-ipa-inline.
6464 * tree-dump.c (dump_files): Remove tree-inlined dump.
6465 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
6467 2008-02-12 Richard Guenther <rguenther@suse.de>
6469 PR tree-optimization/35171
6470 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
6473 2008-02-12 Richard Guenther <rguenther@suse.de>
6476 * fold-const.c (fold_widened_comparison): Use get_unwidened in
6477 value-preserving mode. Disallow final truncation.
6479 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
6482 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
6483 code from here to...
6484 (force_gimple_operand): ...here.
6486 2008-02-12 Jakub Jelinek <jakub@redhat.com>
6489 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
6490 non-compatible pointers.
6491 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
6492 different FIELD_DECLs, try harder by comparing field offsets, sizes
6496 * function.c (match_asm_constraints_1): Don't replace the same input
6499 2008-02-12 Anatoly Sokolov <aesok@post.ru>
6501 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
6502 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
6503 (expand_epilogue): Restore RAMPZ register.
6504 * config/avr/avr.md (RAMPZ_ADDR): New constant.
6506 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
6508 * config/i386/cygwin.asm: (__alloca): Correct calling
6509 convention and alignment.
6510 (__chkstk): Force 8 byte stack alignment.
6512 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
6513 Richard Guenther <rguenther@suse.de>
6515 PR tree-optimization/33992
6516 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
6517 the zero we compare against.
6519 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
6522 * gthr-win32.h (__gthread_mutex_destroy_function): New function
6523 to CloseHandle after unlocking to prevent accumulation of handle
6526 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6529 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
6530 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
6531 and update LABEL_NUSES during and after reload.
6533 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
6536 * combine.c (simplify_if_then_else): Make sure the comparison is
6537 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
6539 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
6542 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
6543 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
6544 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
6545 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
6546 * tree.h (get_type_static_bounds): Likewise.
6548 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6550 * doc/invoke.texi (Option Summary, C++ Dialect Options)
6551 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6552 Make -Wfoo language annotations match what the compiler outputs.
6554 2008-02-08 Sa Liu <saliu@de.ibm.com>
6556 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
6557 intrinsics spu_convts, spu_convtu, spu_convtf.
6559 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
6561 * doc/extend.texi (Function Attributes) <noinline>: Mention
6562 asm ("") as method to keep calls.
6564 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6567 * doc/options.texi (Options): Replace references to opts.sh with
6569 * opts-common.c: Likewise.
6570 * optc-gen.awk: Likewise.
6572 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
6574 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
6576 2008-02-07 Richard Henderson <rth@redhat.com>
6579 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
6580 EXPR_LIST for the REG_EQUAL instead of a comparison with a
6583 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
6585 PR tree-optimization/35085
6586 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
6587 for operand entry oe2 in addition to operand entry oe3 in order to
6588 expose more opportunities for vectorizer sum reduction.
6590 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6593 * Makefile.in (LIBS): Remove $(GMPLIBS).
6594 (cc1-dummy, cc1): Add $(GMPLIBS).
6596 2008-02-06 Jan Hubicka <jh@suse.cz>
6599 * i386.md (moddf_integer): Do not produce partial memory stalls for
6600 targets where it hurts.
6602 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
6605 * optabs.c (expand_float): Do not check for decimal modes when
6606 expanding unsigned integer through signed conversion.
6608 2008-02-06 Nick Clifton <nickc@redhat.com>
6610 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
6611 inside the clobber with a match_operand and duplicated operand
6612 number in the constraint.
6613 (ineqbranchsi): Delete redundant comment.
6615 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6617 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
6618 builtin_define ("__USE_INIT_FINI__").
6619 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
6621 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
6623 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6625 PR documentation/30330
6626 * doc/invoke.texi (C++ Dialect Options)
6627 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6628 For each warning option -Wfoo that allows -Wno-foo, ensure both
6629 -Wfoo and -Wno-foo are listed in the option index. Fix index
6630 entry of -Wswitch-default, index -Wnormalized= including the
6631 `=', and -Wlarger-than-@var{len} including @var{len}.
6633 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6635 * config/i386/i386.md (floatunssisf2): Use
6636 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
6637 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
6638 Macroize expander using MODEF mode iterator.
6640 2008-02-05 Diego Novillo <dnovillo@google.com>
6642 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
6645 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
6647 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6650 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
6652 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
6655 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
6656 to indicate if a message should be generated.
6657 (init_cumulative_args): Updated.
6658 (function_value_32): Likewise.
6660 2008-02-05 Joseph Myers <joseph@codesourcery.com>
6662 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
6664 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6667 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
6668 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
6670 2008-02-04 Diego Novillo <dnovillo@google.com>
6672 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
6675 * tree-vrp.c (vrp_evaluate_conditional): With
6676 -Wtype-limits, emit a warning when comparing against a
6677 constant outside the natural range of OP0's type.
6679 2008-02-04 Richard Guenther <rguenther@suse.de>
6682 * expr.c (count_type_elements): Give for unions instead of
6685 2008-02-04 Richard Guenther <rguenther@suse.de>
6688 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
6689 to TYPE_DOMAINs base type instead of using bitsizetype here.
6691 2008-02-03 Jason Merrill <jason@redhat.com>
6693 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
6695 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6698 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
6699 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
6700 (RS/6000 and PowerPC Options): Fix typos and markup.
6701 * doc/passes.texi (Tree-SSA passes): Likewise.
6703 2008-02-02 Michael Matz <matz@suse.de>
6706 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
6707 from record_last_reg_set_info.
6708 (record_last_reg_set_info): Take an RTX argument, iterate over all
6709 constituent hardregs.
6710 (record_last_set_info, record_opr_changes): Change calls to
6711 new signature or to record_last_reg_set_info_regno.
6713 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
6715 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
6717 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
6719 PR rtl-optimization/34773
6720 * reg-notes.def (EQUAL): Mention significance of combination of
6721 REG_EQUAL and REG_RETVAL.
6722 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
6723 insn that has a REG_RETVAL.
6725 2008-02-01 Roger Sayle <roger@eyesopen.com>
6728 * configure.ac (--enable-fixed-point): Disable unless explicitly
6730 * configure: Regenerate.
6732 2008-02-01 Richard Guenther <rguenther@suse.de>
6735 * invoke.texi (-finline-limit): Remove no longer true parts
6736 of the documentation. Note that there is no default value.
6738 2008-02-01 Andrew Pinski <pinskia@gmail.com>
6739 Mark Mitchell <mark@codesourcery.com>
6740 Ben Elliston <bje@au.ibm.com>
6743 * doc/extend.texi (Other Builtins): Document.
6745 2008-01-31 Tom Browder <tom.browder@gmail.com>
6747 * doc/c-tree.texi (Types): Fix grammar.
6748 (Expression trees): Ditto.
6749 * doc/passes.texi (Tree-SSA passes): Ditto.
6751 * doc/configterms.texi (Configure Terms): Fix typo.
6752 * doc/cpp.texi (Common Predefined Macros): Ditto.
6753 * doc/md.texi (Machine Constraints): Ditto.
6755 * doc/makefile.texi (Makefile): Add comma.
6757 2008-01-31 Tom Browder <tom.browder@gmail.com>
6758 Gerald Pfeifer <gerald@pfeifer.com>
6760 * doc/sourcebuild.texi (Front End): Remove references to CVS
6761 and CVSROOT/modules.
6762 (Texinfo Manuals): Replace reference to CVS by one to SVN.
6763 (Back End): Remove reference to CVS.
6765 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6768 * config/mips/mips.c (gen_load_const_gp): New function, taking a
6770 (mips16_gp_pseudo_reg): ...here.
6771 * config/mips/mips.md (load_const_gp): Replace with...
6772 (load_const_gp_<mode>): ...this :P-based insn.
6774 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6776 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
6777 options. Minor fixes.
6778 (-std): Move reference to standards closer to where language
6779 standards are first mentioned.
6781 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6783 PR rtl-optimization/34995
6784 * reload.c (alternative_allows_const_pool_ref): Take an rtx
6785 parameter and return a bool. If the rtx parameter is nonnull,
6786 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
6787 (find_reloads): Update call accordingly. Pass the new operand
6788 if it needed no address reloads, otherwise pass null.
6790 2008-01-30 Richard Henderson <rth@redhat.com>
6793 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
6794 for unbounded arrays.
6796 2008-01-30 Silvius Rus <rus@google.com>
6798 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
6800 2008-01-30 Jan Hubicka <jh@suse.cz>
6803 * i386.c (init_cumulative_args): Use real function declaration when
6806 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
6808 PR rtl-optimization/34998
6809 * global.c (build_insn_chain): Treat non-subreg_lowpart
6810 SUBREGs of pseudos as clobbering all the words covered by the
6811 SUBREG, not just all the bytes.
6812 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
6813 original df_ref rather than an extract parameter.
6814 (global_conflicts): Update call accordingly.
6816 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
6818 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
6819 the overflow check to make it easier to read.
6820 (__fixtfdi): Change the type of the ll member in union
6821 long_double to UDItype_x.
6823 2008-01-30 Jakub Jelinek <jakub@redhat.com>
6826 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
6827 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
6828 * tree-inline.c (fold_marked_statements): Call
6829 cgraph_update_edges_for_call_stmt if folding a call statement.
6830 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
6831 debug_generic_stmt calls, reset it back afterwards.
6834 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
6836 * c-typeck.c (build_external_ref): Don't pedwarn about
6837 static vars in current function's scope.
6839 2008-01-29 Joseph Myers <joseph@codesourcery.com>
6841 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
6843 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
6846 * ipa-struct-reorg.c: Fix spelling.
6847 * params.def: Ditto.
6849 2008-01-29 Richard Guenther <rguenther@suse.de>
6852 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
6854 * tree-inline.c (remap_type): Increment remapping_type_depth
6855 around remapping types.
6856 (copy_body_r): Only add referenced variables if they are referenced
6857 from code, not types.
6859 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
6870 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
6871 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
6873 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
6876 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
6877 pointer for tiny stack.
6879 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6881 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
6883 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6885 * config/vx-common.h: Fix typo in comment.
6887 2008-01-28 Ian Lance Taylor <iant@google.com>
6891 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
6892 coalesce pointers if they have different DECL_NO_TBAA_P values.
6893 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
6894 between variables with different DECL_NO_TBAA_P values.
6896 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
6899 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
6900 are not legitimate small data references on SPE targets.
6902 2008-01-28 David Daney <ddaney@avtrex.com>
6904 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
6906 2008-01-28 David Daney <ddaney@avtrex.com>
6908 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
6910 2008-01-27 Joseph Myers <joseph@codesourcery.com>
6912 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
6913 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
6914 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
6915 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
6916 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
6917 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
6918 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
6919 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
6921 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6923 * basic-block.h (condjump_equiv_p): Fix comment.
6925 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6927 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
6928 print_generic_stmt_indented): Fix comment.
6930 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6932 * configure.ac (__stack_chk_fail): Add detecion for availability
6933 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
6934 * configure: Regenerate.
6936 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
6939 * final.c (output_addr_const): Handle TRUNCATE.
6941 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
6944 * tree-ssa-loop-ivopts.c (comp_cost): New type.
6945 (zero_cost, infinite_cost): New constants.
6946 (struct cost_pair): Change type of cost to comp_cost.
6947 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
6948 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
6950 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
6951 split_address_cost, ptr_difference_cost, difference_cost,
6952 get_computation_cost_at, get_computation_cost,
6953 determine_use_iv_cost_generic, determine_use_iv_cost_address,
6954 determine_use_iv_cost_condition, determine_use_iv_costs,
6955 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
6956 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
6957 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
6958 Change type of cost to comp_cost.
6959 (determine_iv_cost): Increase cost of non-original ivs, instead
6960 of decreasing the cost of original ones.
6961 (get_address_cost): Indicate the complexity of the addressing mode
6963 (try_add_cand_for): Prefer using ivs not specific to some object.
6964 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
6966 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
6967 Janis Johnson <janis187@us.ibm.com>
6970 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
6971 (TARGET_INSTANTIATE_DECLS): Likewise.
6972 * target.h (expand_to_rtl_hook): New target hook.
6973 (instantiate_decls): Likewise.
6974 * function.c (instantiate_decl): Make non-static. Rename to...
6975 (instantiate_decl_rtl): ... this.
6976 (instantiate_expr): Use instantiate_decl_rtl.
6977 (instantiate_decls_1): Likewise.
6978 (instantiate_decls): Likewise.
6979 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
6980 * function.h (instantiate_decl_rtl): Add prototype.
6981 * cfgexpand.c (target.h): New include.
6982 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
6983 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
6984 (TARGET_INSTANTIATE_DECLS): Likewise.
6985 (TARGET_INITIALIZER): New target hooks added.
6986 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
6988 * config/rs6000/rs6000.c (tree-flow.h): New include.
6989 (machine_function): Add sdmode_stack_slot field.
6990 (rs6000_alloc_sdmode_stack_slot): New function.
6991 (rs6000_instantiate_decls): Likewise.
6992 (rs6000_secondary_memory_needed_rtx): Likewise.
6993 (rs6000_check_sdmode): Likewise.
6994 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
6995 (TARGET_INSTANTIATE_DECLS): Likewise.
6996 (rs6000_hard_regno_mode_ok): Allow SDmode.
6997 (num_insns_constant): Likewise. Handle _Decimal32 constants.
6998 (rs6000_emit_move): Handle SDmode.
6999 (function_arg_advance): Likewise.
7000 (function_arg): Likewise.
7001 (rs6000_gimplify_va_arg): Likewise. Add special handling of
7002 SDmode var args for 32-bit compiles.
7003 (rs6000_secondary_reload_class): Handle SDmode.
7004 (rs6000_output_function_epilogue): Likewise.
7005 (rs6000_function_value): Simplify if statement.
7006 (rs6000_libcall_value): Likewise.
7007 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
7008 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
7009 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
7010 (movsd_hardfloat): New define_insn.
7011 (movsd_softfloat): Likewise.
7012 (movsd_store): Likewise.
7013 (movsd_load): Likewise.
7014 (extendsddd2): Likewise.
7015 (extendsdtd2): Likewise.
7016 (truncddsd2): Likewise.
7017 (movdd_hardfloat64): Fixup comment.
7018 (UNSPEC_MOVSD_LOAD): New constant.
7019 (UNSPEC_MOVSD_STORE): Likewise.
7021 2008-01-26 Jakub Jelinek <jakub@redhat.com>
7024 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
7026 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
7027 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
7028 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
7031 2008-01-26 David Edelsohn <edelsohn@gnu.org>
7034 * config.gcc: Separate AIX 5.3 from AIX 6.1.
7035 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7036 __LONGDOUBLE128 too.
7037 * config/rs6000/aix61.h: New file.
7039 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
7041 PR rtl-optimization/34959
7042 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
7043 popcount and parity rtxes the same mode as their operand.
7044 Truncate or extend the result to the return value's mode
7047 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
7050 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
7051 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
7052 to GOT_VERSION_REGNUM.
7053 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
7054 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
7055 * config/mips/mips.c (mips_emit_call_insn): New function.
7056 (mips_call_tls_get_addr): Call mips_expand_call directly.
7057 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
7059 (mips16_build_call_stub): Likewise. Return the call insn or null.
7060 (mips_expand_call): Update the call to mips16_build_call_stub
7061 accordingly and a remove redundant condition. Assert that MIPS16
7062 stubs do not use lazy binding. Use mips_emit_call_insn and return
7064 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
7066 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
7067 (mips_avoid_hazard): Remove hazard_set handling.
7068 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
7069 (UNSPEC_RESTORE_GP): ...this.
7070 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
7071 (FAKE_CALL_REGNO): Rename to...
7072 (GOT_VERSION_REGNUM): ...this.
7073 (type): Add "ghost" value. Add an associated insn reservation.
7074 (hazard_set): Remove.
7075 (exception_receiver): Rename to...
7076 (restore_gp): ...this and update the unspec identifier accordingly.
7077 (exception_receiver, nonlocal_got_receiver): New expanders.
7078 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
7079 FAKE_CALL_REGNO. Remove hazard_set attribute.
7080 (set_got_version, update_got_version): New patterns.
7082 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
7085 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
7087 2008-01-25 Joseph Myers <joseph@codesourcery.com>
7090 * doc/install.texi2html: Generate gcc-vers.texi.
7092 2008-01-25 DJ Delorie <dj@redhat.com>
7094 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7096 2008-01-25 Joseph Myers <joseph@codesourcery.com>
7098 * config/c4x: Remove directory.
7099 * config.gcc (crx-*, mt-*): Mark obsolete.
7100 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
7101 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
7102 sh-*-rtemscoff*): Remove cases.
7103 * defaults.h (C4X_FLOAT_FORMAT): Remove.
7104 * real.c (encode_c4x_single, decode_c4x_single,
7105 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
7106 c4x_extended_format): Remove.
7107 * real.h (c4x_single_format, c4x_extended_format): Remove.
7108 * doc/extend.texi (interrupt, naked): Remove mention of attributes
7110 (Pragmas): Remove comment about c4x pragmas.
7111 * doc/install.texi (c4x): Remove target-specific instructions.
7112 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
7113 * doc/md.texi (Machine Constraints): Remove C4x documentation.
7114 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
7115 refer to C4x source files as examples.
7116 (C4X_FLOAT_FORMAT): Remove documentation.
7118 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
7120 * config/bfin/bfin.c (override_options): Reorder tests so that
7121 flag_pic gets enabled for -msep-data.
7123 2008-01-25 Richard Guenther <rguenther@suse.de>
7126 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
7127 to its bitfield precision if required.
7129 2008-01-25 Jakub Jelinek <jakub@redhat.com>
7132 * tree-nested.c (walk_omp_for): New function.
7133 (convert_nonlocal_reference, convert_local_reference): Call
7134 walk_omp_for on OMP_FOR.
7135 (convert_call_expr): Call walk_body on OMP_FOR's
7136 OMP_FOR_PRE_INIT_BODY.
7138 2008-01-25 Richard Guenther <rguenther@suse.de>
7140 PR tree-optimization/34966
7141 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
7142 default defs and PHI_NODEs we have to insert after the
7145 2008-01-24 Nick Clifton <nickc@redhat.com>
7147 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
7148 Provide a default definition.
7149 (LIBGCC2_UNITS_PER_WORD): Likewise.
7151 * config/stormy16/stormy16.c: Include df.h for the prototype
7152 for df_regs_ever_live_p.
7153 (xstormy16_expand_builtin_va_start): Convert the stack offset
7154 into a component_ref and then use POINTER_PLUS_EXPR to add it
7155 to the incoming_virtual_args_rtx.
7156 (xstormy16_gimplify_va_arg_expr): Rename to
7157 xstormy16_gimplify_va_arg_expr.
7158 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
7159 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
7160 xstormy16_gimplify_va_arg_expr.
7161 Fix up some formatting issues.
7163 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
7164 Move to predicates.md.
7165 (xs_hi_general_operand): Likewise.
7166 (xs_hi_nonmemory_operand): Likewise.
7167 * config/stormy16/predicates.md:
7168 (xstormy16_carry_plus_operand): New predicate.
7169 (xs_hi_general_operand): New predicate.
7170 (xs_hi_nonmemory_operand): New predicate.
7171 * config/stormy16/stormy16-protos.h:
7172 (xstormy16_carry_plus_operand): Delete prototype.
7173 (xs_hi_general_operand): Likewise.
7174 (xs_hi_nonmemory_operand): Likewise.
7176 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
7177 modifiers as they are no longer needed and they can trigger
7178 reload spill failures.
7180 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
7181 with a match_operand in order to help reload.
7183 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
7184 constraint with 'e' for the 8th alternative as this version of
7185 the mov.w instruction only accepts the lower 8 registers.
7187 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
7190 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
7191 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
7194 2008-01-25 Jakub Jelinek <jakub@redhat.com>
7197 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
7199 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
7201 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
7203 (remove_structure): Update allocations list before removing structure.
7205 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
7207 * ipa-struct-reorg.c (is_safe_cond_expr,
7208 create_new_stmts_for_cond_expr): Use integer_zerop function,
7209 that recognize not only zero-pointer, but zero-integer too.
7211 2008-01-25 Ben Elliston <bje@au.ibm.com>
7214 * fixproto: Escape "." in sed expression that strips leading "./".
7216 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
7219 * gcc.c (SWITCH_OK): Removed.
7220 (SWITCH_LIVE): Changed to bit.
7221 (SWITCH_FALSE): Likewise.
7222 (SWITCH_IGNORE): Likewise.
7223 (switchstr): Change live_cond to unsigned int.
7224 (process_command): Replace SWITCH_OK with 0.
7225 (do_self_spec): Likewise.
7226 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
7227 (give_switch): Likewise.
7228 (used_arg): Likewise.
7229 (do_spec_1): Set the SWITCH_IGNORE bit.
7230 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
7231 bits. Set the SWITCH_LIVE bit.
7233 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7235 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
7237 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
7239 PR tree-optimization/34472
7240 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
7241 parameter to a "bool *" and set *DATA to false if there is
7242 an unsafe access. Do not delete the structure here.
7243 (check_cond_exprs): Delete it here instead.
7244 (check_cond_exprs, exclude_cold_structs): Do not increase
7245 I when removing a structure.
7247 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
7250 * config/i386/i386.c (ix86_expand_vector_init): Consider only
7251 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
7253 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
7256 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
7257 a fixed vector for stack.
7259 2008-01-24 Ben Elliston <bje@au.ibm.com>
7262 * doc/gcc.texi (Software development): Add a direntry for g++.
7264 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
7266 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
7267 stale and straggling -fforce-addr comments above.
7269 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
7271 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
7272 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
7274 2008-01-23 Michael Matz <matz@suse.de>
7277 * dwarf2out.c (force_type_die): Use modified_type_die instead of
7280 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
7282 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
7285 2008-01-23 Anatoly Sokolov <aesok@post.ru>
7287 * config/avr/avr.c (avr_current_arch): New variable.
7288 (avr_arch_types): Add 'avr31' and 'avr51' entries.
7289 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
7290 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
7291 (avr_override_options): Init 'avr_current_arch'.
7292 (base_arch_s): Move from here...
7293 * config/avr/avr.h (base_arch_s): ... here. Add new members
7294 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
7295 'mega' to 'have_jmp_call'.
7296 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
7297 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
7299 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
7301 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
7302 MULTILIB_MATCHES): (Ditto.).
7304 2008-01-23 Richard Guenther <rguenther@suse.de>
7307 * cgraphunit.c (cgraph_reset_node): Always mark the node
7308 not reachable if it is not queued already.
7310 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
7312 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
7313 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
7314 (cputype_selected): New static variable.
7315 (bfin_handle_option): Set it if -mcpu is used.
7316 (override_option): Select default set of workarounds if no cpu type
7317 selected on the command line.
7318 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
7320 From Michael Frysinger <michael.frysinger@analog.com>
7321 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
7322 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
7324 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
7325 for bf547, bf523, bf524, and bf526.
7326 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
7328 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7329 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
7330 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
7331 __ADSPBF547__ and __ADSPBF54x__ for bf547.
7332 * doc/invoke.texi (Blackfin Options): Document that
7333 -mcpu now accept bf547, bf523, bf524, and bf526.
7335 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
7337 PR rtl-optimization/34628
7338 * combine.c (try_combine): Stop and undo after the first combination
7339 if an autoincrement side-effect on the first insn has effectively
7342 2008-01-22 David Edelsohn <edelsohn@gnu.org>
7345 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
7346 Offset addresses are not valid for Altivec or paired float modes.
7348 2008-01-22 Jakub Jelinek <jakub@redhat.com>
7351 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
7352 if DECL_INITIAL (decl) is error_mark_node.
7355 * c-common.c (handle_vector_size_attribute): Only allow
7356 integral, scalar float and fixed point types. Handle OFFSET_TYPE
7357 the same way as pointer, array etc. types.
7358 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
7361 * tree.c (build_type_attribute_qual_variant): Call
7362 build_qualified_type if attributes are equal, but quals are not.
7364 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7367 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
7368 * flags.h (warn_strict_aliasing): Remove.
7369 (warn_strict_overflow): Remove.
7370 * opts.c (warn_strict_aliasing): Remove.
7371 (warn_strict_overflow): Remove.
7372 * c-opts.c (c_common_handle_option): -Wall only sets
7373 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
7374 (c_common_post_options): Give default values to -Wstrict-aliasing
7375 and -Wstrict-overflow if they are uninitialized.
7376 * common.opt (Wstrict-aliasing): Specify Var and Init.
7377 (Wstrict-overflow): Likewise.
7379 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
7381 PR rtl-optimization/26854
7382 PR rtl-optimization/34400
7383 PR rtl-optimization/34884
7384 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
7386 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
7387 (df_rd_bb_info.expanded_lr_out): Deleted
7388 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
7389 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
7390 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
7391 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
7392 Removed code to allocate, initialize or free expanded_lr_out.
7393 (df_rd_bb_local_compute_process_def): Restructured to make more
7395 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
7396 sets if the sets are being trimmed.
7398 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
7401 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
7402 (as_vers): Likewise.
7403 * configure: Regenerated.
7405 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7408 * tree-pass.h (pass_build_alias): New pass.
7409 * tree-ssa-alias.c (gate_build_alias): New.
7410 (pass_build_alias): New.
7411 * passes.c (init_optimization_passes): Add pass_build_alias after
7412 pass_create_structure_vars.
7414 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
7416 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
7417 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
7418 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
7419 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
7420 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
7421 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
7422 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
7423 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
7424 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
7425 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
7426 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
7427 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
7428 * config/s390/s390.md (FP_ALL): New mode iterator.
7429 (_d): New mode attribute.
7430 ("*signbit<mode>2>"): Changed mode of first operand.
7431 ("isinf<mode>2"): Changed mode of first operand.
7432 ("*TDC_insn"): Adaptation for DFP modes.
7434 2008-01-22 Ben Elliston <bje@au.ibm.com>
7436 * tree.c (check_qualified_type): Improve function description.
7438 2008-01-21 Jason Merrill <jason@redhat.com>
7441 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
7442 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
7445 2008-01-21 DJ Delorie <dj@redhat.com>
7447 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
7450 2008-01-21 Richard Guenther <rguenther@suse.de>
7453 * tree-cfg.c (verify_expr): Allow all invariant expressions
7454 instead of just constant class ones as reference argument.
7455 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
7456 like any other constant.
7457 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7459 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
7461 * regmove.c (fixup_match_1): Update call crossed frequencies.
7463 2008-01-21 Richard Guenther <rguenther@suse.de>
7466 * tree-inline.c (setup_one_parameter): Deal with mismatched
7467 types using a VIEW_CONVERT_EXPR.
7469 2008-01-21 Alon Dayan <alond@il.ibm.com>
7470 Olga Golovanevsky <olga@il.ibm.com>
7472 PR tree-optimization/34701
7473 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
7474 when the structure size is not a power of 2.
7476 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
7478 * doc/install.texi: Add doc for --enable-checking=df.
7480 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
7482 PR rtl-optimization/34808
7483 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
7485 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7487 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
7490 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7492 PR rtl-optimization/26854
7493 PR rtl-optimization/34400
7494 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
7496 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
7497 (df_rd_bb_info.expanded_lr_out): New.
7498 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
7499 * loop_iv.c (iv_analysis_loop_init): Ditto.
7500 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
7501 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
7502 Added code to allocate, initialize or free expanded_lr_out.
7503 (df_rd_bb_local_compute_process_def): Restructured to make
7504 more understandable.
7505 (df_rd_confluence_n): Add code to do nothing with fake edges and
7506 code to no apply invalidate_by_call sets if the sets are being trimmed.
7507 (df_lr_local_finalize): Renamed to df_lr_finalize.
7508 (df_live_local_finalize): Renamed to df_live_finalize.
7510 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7513 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
7514 deciding whether to use reciprocal instructions.
7516 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
7518 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
7519 dwarf2out_note_section_used if cold_text_section is NULL.
7521 2008-01-19 Jakub Jelinek <jakub@redhat.com>
7523 PR gcov-profile/34610
7524 * tree-cfg.c (make_edges): Mark both outgoing edges from
7525 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
7526 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
7527 from OMP_FOR and OMP_CONTINUE outgoing edges.
7529 * tree-profile.c (tree_profiling): Return early if
7530 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
7532 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
7533 from cfun to child_cfun.
7534 * function.h (struct function): Add after_tree_profile bit.
7536 2008-01-19 Anatoly Sokolov <aesok@post.ru>
7538 * config/avr/avr.S (_exit): Disable interrupt.
7540 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7541 Steven Bosscher <stevenb.gcc@gmail.com>
7543 PR rtl-optimization/26854
7544 PR rtl-optimization/34400
7545 * df-problems.c (df_live_scratch): New scratch bitmap.
7546 (df_live_alloc): Allocate df_live_scratch when doing df_live.
7547 (df_live_reset): Clear the proper bitmaps.
7548 (df_live_bb_local_compute): Only process the artificial defs once
7549 since the order is not important.
7550 (df_live_init): Init the df_live sets only with the variables
7551 found live by df_lr.
7552 (df_live_transfer_function): Use the df_lr sets to prune the
7553 df_live sets as they are being computed.
7554 (df_live_free): Free df_live_scratch.
7556 2008-01-18 Ian Lance Taylor <iant@google.com>
7558 * common.opt: Add fmerge-debug-strings.
7559 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
7560 flag_merge_debug_strings rather than flag_merge_constants.
7561 * doc/invoke.texi (Option Summary): Mention
7562 -fmerge-debug-strings.
7563 (Debugging Options): Document -fmerge-debug-strings.
7565 2008-01-18 Ian Lance Taylor <iant@google.com>
7568 * tree.h (DECL_IS_OPERATOR_NEW): Define.
7569 (struct tree_function_decl): Add new field operator_new_flag.
7570 * tree-inline.c (expand_call_inline): When inlining a call to
7571 operator new, force the return value to go into a variable, and
7572 set DECL_NO_TBAA_P on that variable.
7573 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
7575 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
7578 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
7579 DWARF2_DEBUGGING_INFO.
7580 (dwarf2out_note_section_used): Ditto. Add prototype.
7581 (have_multiple_function_sections, text_section_used,
7582 cold_text_section_used, *cold_text_sections): Move declarations
7585 2008-01-17 Bob Wilson <bob.wilson@acm.org>
7587 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
7588 field and add signal_ra.
7589 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
7590 assignments to frame state pc. Move end of stack check after
7591 MD_FALLBACK_FRAME_STATE_FOR.
7592 (uw_update_context_1): Use frame state signal_regs if set, instead
7593 of checking signal_frame flag.
7594 (uw_update_context): Use frame state signal_ra if set.
7595 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
7596 * config/xtensa/linux-unwind.h: New file.
7598 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
7600 * modulo-sched.c (get_sched_window): Fix comment typo.
7602 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
7604 PR tree-optimization/34648
7605 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
7607 2008-01-17 Anatoly Sokolov <aesok@post.ru>
7609 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
7610 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
7612 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
7614 PR rtl-optimization/34400
7615 * df-core.c (df_worklist_dataflow_overeager,
7616 df_worklist_dataflow_doublequeue): New functions.
7617 (df_worklist_dataflow): Two different worklist solvers.
7618 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
7621 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7624 * doc/invoke.texi: Document the dependence on pthread for fopenmp
7625 and ftree-parallelize-loops.
7627 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
7629 PR rtl-optimization/34826
7630 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
7632 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
7634 * global.c (find_reg): Mark the eh regs as used if necessary.
7635 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
7636 * ra.h (struct allocno): no_eh_reg field added. Changed
7637 no_stack_reg type to bitfield.
7639 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
7641 * tree.c (substitute_in_expr): Add missing 'break'.
7643 2008-01-17 Richard Guenther <rguenther@suse.de>
7645 PR tree-optimization/34825
7646 * tree-ssa-math-opts.c (is_division_by): Do not recognize
7647 x / x as division to handle.
7649 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7651 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
7652 "-pthread" is specified.
7653 * pa-hpux11.h (LIB_SPEC): Likewise.
7655 2008-01-16 Janis Johnson <janis187@us.ibm.com>
7656 Peter Bergner <bergner@vnet.ibm.com>
7658 PR rtl-optimization/33796
7659 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
7661 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7663 PR libgfortran/34699
7664 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
7666 * pa-hpux10.h (LINK_SPEC): Likewise.
7667 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
7669 2008-01-16 Richard Guenther <rguenther@suse.de>
7672 * fold-const.c (fold_convert_const_int_from_int): Do not
7673 set overflow if that occured only because of a sign extension
7674 change when converting from/to a sizetype with the same
7675 precision and signedness.
7677 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7680 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
7681 location address to the correct place. Update copyright year.
7683 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7685 * lambda-code.c (lambda_transform_legal_p): Handle the case of
7686 no dependences in the dependence_relations vector.
7688 2008-01-16 Jan Hubicka <jh@suse.cz>
7690 PR rtl-optimization/31396
7691 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
7692 * cfg.c (dump_reg_info): Print it.
7693 * regs.h (struct reg_info_t): add freq_calls_crossed.
7694 (REG_FREQ_CALLS_CROSSED): New macro.
7695 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
7696 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
7697 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
7698 regmove_optimize): Update call crossed frequencies.
7699 * local-alloc.c (struct qty): Add freq_calls_crossed.
7700 (alloc_qty): Copute freq_calls_crossed.
7701 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
7702 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
7703 * ra.h (struct allocno): Add freq_calls_crossed.
7705 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7707 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
7708 libgomp when compiling with ftree-parallelize-loops.
7709 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
7711 2008-01-16 Richard Guenther <rguenther@suse.de>
7713 PR tree-optimization/34769
7714 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
7715 * tree.c (int_cst_value): Instead make this function more
7716 permissive in what it accepts as valid input. Document this
7717 function always sign-extends the value.
7719 2008-01-16 Jakub Jelinek <jakub@redhat.com>
7720 Richard Guenther <rguenther@suse.de>
7723 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
7724 (gimple_fold_indirect_ref_rhs): ... this.
7725 (gimple_fold_indirect_ref): New function with foldings
7726 that preserve lvalueness.
7727 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
7728 * tree-flow.h (gimple_fold_indirect_ref): Declare.
7729 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
7730 to fold an INDIRECT_REF, fall back to the old use of
7731 fold_indirect_ref_1.
7733 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7735 * tree-data-ref.c (subscript_dependence_tester_1): Call
7736 free_conflict_function.
7737 (compute_self_dependence): Same.
7739 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7742 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
7743 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
7745 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
7746 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
7747 for DWARF2_UNWIND_INFO targets.
7749 2008-01-16 Richard Guenther <rguenther@suse.de>
7752 * c-typeck.c (common_pointer_type): Do not merge inconsistent
7753 type qualifiers for function types.
7755 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
7757 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
7758 loop_iterator li from previous commit.
7760 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
7762 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
7764 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7766 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
7767 (parallelize_loops): Don't parallelize irreducible components.
7769 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7772 * c-opts (c_common_post_options): Do not enable CPP
7773 flag_pedantic_errors by default.
7775 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
7777 PR rtl-optimization/31944
7778 * cse.c (remove_pseudo_from_table): New function.
7779 (merge_equiv_classes): Use above function to remove pseudo-registers.
7780 (invalidate): Likewise.
7782 2008-01-13 Richard Guenther <rguenther@suse.de>
7785 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
7786 instead of TYPE_MODE to deal with calls from expand_one_error_var.
7788 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
7790 * gcse.c (cprop_jump): Call validate_unshare_change instead of
7791 validate_change to unshare the source of the PC set.
7793 2008-01-12 Jan Hubicka <jh@suse.cz>
7796 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
7797 references above array bounds. This might trigger bounds checks for
7800 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7802 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
7803 new_replaceable_dependencies.
7805 2008-01-12 Doug Kwan <dougkwan@google.com>
7807 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
7808 instead of OPT_Wreturn_type in warning due to ignored return type
7810 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
7811 options included in -Wextra.
7812 * c.opt: New option -Wignored_qualifiers.
7813 * doc/invoke.texi (Warning Options, -Wextra): Add new option
7814 -Wignore_qualifiers.
7815 (-Wignored-qualifiers): Document.
7816 (-Wreturn-type): Remove description of functionality now handled
7817 by -Wignored-qualifiers.
7819 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
7822 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
7823 NOP_EXPR if it is between integral types with the same precision.
7825 2008-01-12 Jan Hubicka <jh@suse.cz>
7828 * invoke.texi (max-inline-recursive-depth): Fix default value.
7830 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
7832 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
7835 2008-01-11 Bob Wilson <bob.wilson@acm.org>
7837 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
7839 2008-01-11 James E. Wilson <wilson@specifix.com>
7842 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
7844 2008-01-11 Anatoly Sokolov <aesok@post.ru>
7846 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
7847 save/restore frame pointer register and don't use 'call-prologues'
7848 optimization in function with "OS_task" attribute.
7850 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
7853 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
7854 when copying to memory.
7856 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
7858 PR rtl-optimization/30905
7859 * cfgcleanup.c: Include dce.h
7860 (crossjumps_occured): New global variable.
7861 (try_crossjump_bb): Exit loop after finding a fallthru edge.
7862 If something changed, set crossjumps_occured to true.
7863 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
7864 Don't add/remove fake edges to exit here...
7865 (cleanup_cfg): ...but do it here, when crossjumping.
7866 Run a fast DCE when successful crossjumps occured in the latest
7867 iteration of try_optimize_cfg.
7869 2008-01-11 Richard Guenther <rguenther@suse.de>
7871 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
7872 (struct vn_unary_op_s): Likewise.
7873 (vn_reference_insert): Free old reference on hash collision.
7875 2008-01-10 Raksit Ashok <raksit@google.com>
7877 PR rtl-optimization/27971
7878 * combine.c (find_split_point): Split PLUS expressions which are
7879 inside a MEM rtx, and whose first operand is complex.
7881 2008-01-10 DJ Delorie <dj@redhat.com>
7883 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
7884 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
7885 (m32c_hard_regno_ok): Call the underlying function.
7887 2008-01-10 Richard Guenther <rguenther@suse.de>
7890 * tree-cfg.c (tree_merge_blocks): Do not go through the
7891 full-blown folding and stmt updating path if we just deal
7892 with virtual operands.
7893 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
7894 test for abnormal SSA_NAMEs.
7896 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
7899 * reload.c (push_reload): Add assertions. All constants from
7900 reg_equiv_constant should have been used for replacing the respective
7902 (find_reloads_address): Invoke find_reloads_address_part for
7903 constant taken from the reg_equiv_constant array.
7905 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
7907 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
7908 field (valnum) the first in the struct. Replace bools with
7911 2008-01-10 Richard Guenther <rguenther@suse.de>
7913 PR tree-optimization/34651
7914 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
7915 types and ordering for masking and converting.
7917 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
7919 PR tree-optimization/34017
7920 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
7921 also for PHI_NODE expressions.
7923 2008-01-09 Jan Hubicka <jh@suse.cz>
7925 PR tree-optimization/34708
7926 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
7927 based on number of case labels.
7928 (init_inline_once): Remove switch_cost.
7929 * tree-inline.h (eni_weights_d): Remove switch_cost.
7931 2008-01-09 Richard Guenther <rguenther@suse.de>
7932 Andrew Pinski <andrew_pinski@playstation.sony.com>
7935 * gimplify.c (gimplify_cond_expr): Do not create an addressable
7936 temporary if an rvalue is ok or an lvalue is not required.
7938 2008-01-09 Richard Guenther <rguenther@suse.de>
7941 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
7944 2008-01-09 Richard Guenther <rguenther@suse.de>
7947 * tree.c (host_integerp): Check for sizetype only if the
7948 type is an integer type.
7950 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
7953 * opts.c (decode_options): Disable inlining of functions called
7954 once if not in unit-at-a-time mode.
7956 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
7958 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
7960 2008-01-08 Richard Guenther <rguenther@suse.de>
7963 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
7964 out early if the result will be unused.
7966 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7971 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7972 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7975 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
7977 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
7978 for vectorization tuned.
7980 2008-01-08 Richard Guenther <rguenther@suse.de>
7982 PR tree-optimization/34683
7983 * tree-ssa-operands.c (operand_build_cmp): Export.
7984 * tree-ssa-operands.h (operand_build_cmp): Declare.
7985 * tree-vn.c (vuses_compare): Remove.
7986 (sort_vuses): Use operand_build_cmp.
7987 (sort_vuses_heap): Likewise.
7988 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
7989 to re-use old VEC if available. Do not sort already sorted VUSEs.
7990 (vdefs_to_vec): Do not sort already sorted VDEFs.
7992 2008-01-08 Jakub Jelinek <jakub@redhat.com>
7995 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
7997 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
8000 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
8001 limitations of reciprocal sequences on x86 targets.
8003 2008-01-08 Richard Guenther <rguenther@suse.de>
8005 PR tree-optimization/34683
8006 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
8008 2008-01-07 Jakub Jelinek <jakub@redhat.com>
8011 * config/darwin.c (darwin_mergeable_string_section): Don't use
8012 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
8014 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
8017 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
8018 negxf2. Macroize expander using X87MODEF mode iterator. Change
8019 predicates of op0 and op1 to register_operand.
8020 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
8021 expander using X87MODEF mode iterator. Change predicates of
8022 op0 and op1 to register_operand.
8023 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
8024 corresponding patterns and macroize using MODEF macro. Change
8025 predicates of op0 and op1 to register_operand and remove
8026 "m" constraint. Disparage "r" alternative with "!".
8027 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
8028 macroize using X87MODEF macro. Change predicates of op0 and op1
8029 to register_operand and remove "m" constraint. Disparage "r"
8030 alternative with "!".
8031 (absneg splitter with memory operands): Remove.
8032 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
8033 patterns and macroize using X87MODEF mode iterator.
8034 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
8035 Change predicate of op1 to register_operand.
8036 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
8037 for memory operands.
8039 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
8041 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
8043 2008-01-07 Richard Guenther <rguenther@suse.de>
8045 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
8048 2008-01-07 Richard Guenther <rguenther@suse.de>
8050 PR tree-optimization/34683
8051 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
8052 VOPs of the needed size to save memory. Use VEC_quick_push
8053 to save compile-time.
8054 (vdefs_to_vec): Likewise.
8056 2008-01-07 Sa Liu <saliu@de.ibm.com>
8058 * config/spu/spu.md (divdf3): Genetate inline code for double
8059 division. The implementation doesn't handle INF or NAN, therefore it
8060 only applies when -ffinite-math-only is given.
8062 2008-01-06 Paolo Carlini <pcarlini@suse.de>
8065 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
8066 * doc/cpp.texi ([Common Predefined Macros]): Document.
8068 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
8070 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
8071 order to use commutative addition instead of subtraction.
8073 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8074 Mircea Namolaru <namolaru@il.ibm.com>
8075 Vladimir Yanovsky <yanov@il.ibm.com>
8076 Revital Eres <eres@il.ibm.com>
8078 PR tree-optimization/34263
8079 * tree-outof-ssa.c (process_single_block_loop_latch,
8080 contains_tree_r): New functions.
8081 (analyze_edges_for_bb): Call process_single_block_loop_latch
8082 function to empty single-basic-block latch block if possible.
8084 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8086 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
8088 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
8090 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
8092 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
8094 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
8096 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
8098 2008-01-05 Jakub Jelinek <jakub@redhat.com>
8100 PR tree-optimization/34618
8101 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
8104 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8107 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
8108 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
8109 Update copyright year.
8111 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
8112 Update copyright year.
8113 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
8116 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
8118 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
8119 edge does not point to current bb before changing need_assert.
8121 2008-01-04 Richard Guenther <rguenther@suse.de>
8124 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
8125 for verifying purposes if they are is_gimple_min_invariant.
8127 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
8129 PR tree-optimization/34448
8130 PR tree-optimization/34465
8131 * gimplify.c (gimplify_init_constructor): Add new parameter
8132 notify_temp_creation. Use it.
8133 (gimplify_modify_expr_rhs): Take volatiles into account when
8134 optimizing constructors.
8135 Do not optimize constructors if gimplify_init_constructor will dump to
8137 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
8138 * gcc.c-torture/compile/pr34448.c: New.
8140 2008-01-04 Jakub Jelinek <jakub@redhat.com>
8142 PR gcov-profile/34609
8143 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
8144 return_slot if result is TREE_ADDRESSABLE.
8146 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
8148 * config/mips/mips.md (sqrt_condition): Tweak comment.
8149 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
8151 2008-01-03 Tom Tromey <tromey@redhat.com>
8154 * c-common.c (c_type_hash): Handle VLAs.
8156 2008-01-03 Jan Hubicka <jh@suse.cz>
8158 PR tree-optimization/31081
8159 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
8160 0 when inlining and not inlining to first basic block.
8161 (remap_decl): When var is initialized to 0, don't set default_def.
8162 (expand_call_inline): Set entry_bb.
8163 * tree-inline.h (copy_body_data): Add entry_bb.
8165 2008-01-03 Jakub Jelinek <jakub@redhat.com>
8168 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
8171 PR tree-optimization/29484
8172 * tree-inline.c (inline_forbidden_p_2): New function.
8173 (inline_forbidden_p): Disallow inlining if some static var
8174 has an address of a local LABEL_DECL in its initializer.
8175 * doc/extend.texi (Labels as Values): Document &&foo behaviour
8178 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
8180 PR tree-optimization/34635
8181 * tree-data-ref.c (add_other_self_distances): Make sure that the
8182 evolution step is constant.
8184 2008-01-03 Jakub Jelinek <jakub@redhat.com>
8187 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
8189 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
8191 * tree-sra.c (scalarize_init): Insert the generate_element_init
8192 statements after the generate_element_zero statements.
8194 2008-01-02 Richard Guenther <rguenther@suse.de>
8198 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
8199 for very large number of operands instead of ICEing.
8201 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
8204 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
8205 while stack probing.
8207 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
8209 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
8212 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
8215 * tree-mudflap.c (mx_register_decls): Guard warning by
8216 !DECL_ARTIFICIAL check.
8218 2008-01-01 Jakub Jelinek <jakub@redhat.com>
8220 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
8221 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
8222 sse5_perm<mode>): Fix constraints.