1 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
3 * config/i386/i386.c (ix86_special_builtin_type): New.
4 (bdesc_special_args): Likewise.
5 (ix86_expand_special_args_builtin): Likewise.
6 (ix86_init_mmx_sse_builtins): Updated.
7 (ix86_expand_builtin): Updated.
8 (ix86_expand_store_builtin): Removed.
9 (ix86_expand_unop_builtin): Likewise.
11 * config/i386/mm3dnow.h (__v2sf): Moved to ...
12 * config/i386/mmintrin.h (__v2sf): Here.
14 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
16 (_mm_loadl_pi): Likewise.
17 (_mm_storeh_pi): Replace __v2si with __v2sf.
18 (_mm_storel_pi): Likewise.
20 * doc/extend.texi: Correct __builtin_ia32_loadhps,
21 __builtin_ia32_loadlps, __builtin_ia32_storehps,
22 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
23 __builtin_ia32_loadlpd.
25 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
27 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
28 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
29 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
30 (ix86_init_mmx_sse_builtins): Updated.
31 (ix86_expand_args_builtin): Likewise.
32 (ix86_expand_builtin): Likewise.
33 (ix86_expand_unop1_builtin): Renamed to ...
34 (ix86_expand_unop_vec_merge_builtin): This.
36 2008-05-01 Jan Hubicka <jh@suse.cz>
39 * ipa-inline.c (inline_generate_summary): Make static.
40 (inline_transform): Do not call inlining at -O0; make static.
41 * passes.c (execute_todo): Add sanity check.
42 (execute_one_ipa_transform_pass): Execute proper flags.
44 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
46 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
47 (DECL_NONADDRESSABLE_P): Likewise.
48 * alias.c (record_component_aliases): Fix comment.
50 2008-05-01 Simon Baldwin <simonb@google.com>
52 * c-common.h (warn_array_subscript_range): New function.
53 * c-common.c (warn_array_subscript_range): Ditto.
54 * tree-vrp.c (check_array_ref): Corrected code to agree with
55 comment, ignoring only arrays of size 0 or size 1.
56 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
58 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
60 * config/i386/i386.c (ix86_builtin_type): Replace
61 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
62 (bdesc_args): Updated.
63 (ix86_init_mmx_sse_builtins): Likewise.
64 (ix86_expand_args_builtin): Likewise.
66 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
69 * doc/extend.texi: Correct __builtin_ia32_palignr.
71 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
74 * config/i386/i386.c (bdesc_crc32): Removed.
75 (ix86_expand_crc32): Likewise.
76 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
77 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
78 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
79 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
80 UINT_FTYPE_UINT_UCHAR.
81 (bdesc_args): Updated. Add crc32 builtins.
82 (ix86_init_mmx_sse_builtins): Updated.
83 (ix86_expand_args_builtin): Updated to support subreg.
85 * doc/extend.texi: Correct __builtin_ia32_crc32di.
87 2008-05-01 Jan Hubicka <jh@suse.cz>
89 * tree-pass.h (opt_pass): Add IPA_PASS.
90 (varpool_node, cgraph_node): Forward declare.
91 (ipa_opt_pass): Define.
92 (pass_ipa_inline): Turn into ipa_opt_pass.
93 (pass_apply_inline): Remove.
94 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
95 (apply_inline): Turn into ....
96 (inline_transform): ... this one.
97 (inline_generate_summary): New function.
98 (pass_apply_inline): Remove.
99 * function.h (ipa_opt_pass): Forward declare structure; typedef;
101 (struct function): Add ipa_transforms_to_apply.
102 * passes.c (register_one_dump_file): Work on IPA_PASS.
103 (init_optimization_passes): Remove pass_inline_parameters and
105 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
106 (execute_one_pass) ... here; apply transforms when possible.
107 (add_ipa_transform_pass, execute_ipa_summary_asses,
108 execute_one_ipa_transform_pass): New.
109 (execute_ipa_pass_list): Update for IPA_PASS type.
111 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
113 * config/i386/i386.c (ix86_builtin_type): Add
114 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
115 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
116 (bdesc_args): Add SSE4a builtins.
117 (ix86_init_mmx_sse_builtins): Updated.
118 (ix86_expand_args_builtin): Likewise.
119 (ix86_expand_builtin): Likewise.
121 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
123 * config/i386/i386.c (ix86_builtin_type): Add
124 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
125 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
126 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
127 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
128 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
129 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
130 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
131 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
132 and DI_FTYPE_DI_DI_INT.
133 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
134 (ix86_init_mmx_sse_builtins): Updated.
135 (ix86_expand_args_builtin): Likewise.
136 (ix86_expand_builtin): Likewise.
137 (ix86_expand_binop_imm_builtin): Removed.
139 * doc/extend.texi: Correct __builtin_ia32_palignr128.
141 2008-04-30 Richard Guenther <rguenther@suse.de>
143 PR tree-optimization/32921
144 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
146 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
148 * config/arm/arm.c (arm_unwind_emit): Use
149 crtl->all_throwers_are_sibcalls instead of
150 cfun->all_throwers_are_sibcalls.
151 (arm_output_fn_unwind): Likewise.
152 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
153 instead of cfun->uses_pic_offset_table.
154 (frv_expand_prologue): Likewise.
155 (frv_frame_pointer_required): Likewise.
156 (frv_expand_fdpic_call): Likewise.
157 (frv_emit_movsi): Likewise.
158 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
159 cfun->returns_pcc_struct instead of
160 current_function_returns_pcc_struct.
161 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
162 instead of cfun->calls_eh_return.
163 (m32c_pushm_popm): Likewise.
164 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
165 "extern" declaration.
167 2008-04-30 Richard Guenther <rguenther@suse.de>
169 PR tree-optimization/21636
170 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
172 (evaluate_stmt): Print the likely value.
173 (ccp_visit_stmt): Avoid excessive vertical spacing.
175 2008-04-30 Rafael Espindola <espindola@google.com>
177 * builtins.c (fold_call_expr): Return realret.
178 * tree-ssa-threadedge.c
179 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
180 __builtin_object_size.
182 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
184 * gcc.c (wrapper_string): New variable.
185 (insert_wrapper): New function.
186 (execute): New option -wrapper.
187 * doc/invoke.texi (Overall Options): New driver option -wrapper.
189 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
191 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
192 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
193 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
195 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
196 * config/rs6000/e500crtres32gpr.asm,
197 config/rs6000/e500crtres64gpr.asm
198 config/rs6000/e500crtres64gprctr.asm,
199 config/rs6000/e500crtrest32gpr.asm
200 config/rs6000/e500crtrest64gpr.asm,
201 config/rs6000/e500crtresx32gpr.asm
202 config/rs6000/e500crtresx64gpr.asm,
203 config/rs6000/e500crtsav32gpr.asm
204 config/rs6000/e500crtsav64gpr.asm,
205 config/rs6000/e500crtsav64gprctr.asm
206 config/rs6000/e500crtsavg32gpr.asm,
207 config/rs6000/e500crtsavg64gpr.asm
208 config/rs6000/e500crtsavg64gprctr.asm: New files.
209 * config/rs6000/t-ppccomm: Add build rules for new files.
210 (LIB2FUNCS_STATIC_EXTRA): Add new files.
211 * config/rs6000/t-netbsd: Add build rules for new files.
212 (LIB2FUNCS_STATIC_EXTRA): New variable.
213 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
214 (CRTSAVRES_DEFAULT_SPEC): Likewise.
215 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
217 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
219 * config/i386/i386.c (ix86_builtin_type): Add
220 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
221 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
222 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
223 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
224 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
225 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
226 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
227 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
228 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
229 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
230 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
231 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
232 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
233 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
234 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
235 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
236 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
237 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
238 V1DI_FTYPE_V2SI_V2SI.
239 (bdesc_2arg): Moved to ...
241 (ix86_init_mmx_sse_builtins): Updated.
242 (ix86_expand_args_builtin): Updated. Take a pointer
243 to const struct builtin_description. Handle comparison
245 (ix86_expand_sse_compare): Take a new argument for swapping
247 (ix86_expand_builtin): Updated.
249 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
250 (ssse3_pmaddubsw128): This.
251 (ssse3_pmaddubswv4hi3): Renamed to ...
252 (ssse3_pmaddubsw): This.
254 * doc/extend.texi (__builtin_ia32_packsswb128): Correct
256 (__builtin_ia32_packssdw128): Likewise.
257 )__builtin_ia32_packuswb128): Likewise.
258 (__builtin_ia32_pmaddubsw): Likewise.
259 (__builtin_ia32_pmaddubsw128): Likewise.
261 2008-04-30 Richard Guenther <rguenther@suse.de>
263 PR tree-optimization/14847
264 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
265 (recognize_bits_test): Use it.
266 (recognize_single_bit_test): Likewise.
268 2008-04-30 Martin Jambor <mjambor@suse.cz>
270 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
271 instead of setting number of formal parameters to zero.
272 (ipcp_init_stage): Do not set the number of actual parameters to zero
274 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
275 which are called with variable number of arguments.
276 (ipcp_insert_stage): Explicitely skipping all nodes which are
277 called with variable number of arguments.
278 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
279 number of parameters.
281 * ipa-prop.h (struct ipa_node_params): Added flag
282 called_with_var_arguments
283 (ipa_set_param_count): Added. Changed sole setter to use it.
284 (ipa_get_param_count): Added. All readers of param_count
285 converted to use it instead.
286 (ipa_set_called_with_variable_arg): Added.
287 (ipa_is_called_with_var_arguments): Added.
288 (ipa_get_ith_param): Added. All readers of param_decls converted
290 (ipa_set_cs_argument_count): Added, sole writer to argument_count
292 (ipa_get_cs_argument_count): Added, all readers of argument_count
294 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
297 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
298 (struct ipcp_lattice): Renamed cval_type to type
299 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
301 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
302 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
303 (ipcp_insert_stage): Changed the type of variable cvalue to tree
304 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
305 (build_const_val): Changed the type of parameter cvalue to tree
306 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
307 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
309 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
312 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
313 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
314 (ipa_add_method): Renamed to ipa_push_func_to_list
315 (ipa_remove_method): Renamed to ipa_pop_func_from_list
316 (ipa_callsite_param_count): Removed.
317 (ipa_callsite_param_count_set): Removed.
318 (ipa_callsite_param): Removed.
319 (ipa_callsite_callee): Removed.
320 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
321 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
322 (ipa_method_formal_count): Removed.
323 (ipa_method_formal_count_set): Removed.
324 (ipa_method_get_tree): Removed.
325 (ipa_method_tree_map_create): Removed.
326 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
327 (ipa_create_param_decls_array): Creates the array itself
328 (ipa_create_param_decls_array): Temporary variable info instead of
330 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
331 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
333 (ipa_jf_get_info_type): Removed.
334 (ipa_node_create): Renamed to ipa_create_node_params
335 (ipa_free): Renamed to ipa_free_all_node_params
336 (ipa_nodes_create): Renamed to ipa_create_all_node_params
337 (ipa_edges_create): Renamed to ipa_create_all_edge_args
338 (ipa_edges_free): Renamed to ipa_free_all_edge_args
339 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
340 (ipa_free_all_node_params): Deallocation to jump_functions moved to
341 ipa_free_all_edge_args
342 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
343 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
344 (ipa_create_methodlist_node): Removed.
345 (ipa_methodlist_method): Removed.
346 (ipa_methodlist_method_set): Removed.
347 (ipa_methodlist_next_method): Removed.
348 (ipa_methodlist_next_method_set): Removed.
349 (ipa_method_is_modified): Removed.
350 (ipa_method_modify_create): Removed.
351 (ipa_method_modify_init): Temporary variable info instead of a few
353 (ipa_detect_param_modifications): Temporary variable info instead of
355 (ipa_compute_jump_functions): Temporary variable info instead of
357 (ipa_method_modify_set): Removed.
358 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
359 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
360 than craph_node as the first parameter.
361 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
362 (ipa_method_modify_init): Removed.
363 (ipa_compute_jump_functions): Added a temp variable instead of
364 repeatadly dereferencing the cgraph_edge.aux pointer
365 (ipa_callsite_param_set_type): Removed.
366 (ipa_compute_jump_functions): i renamed to index and moved to
368 (ipa_callsite_param_set_info_type_formal): Removed.
369 (ipa_callsite_param_set_info_type): Removed.
370 (ipa_callsite_param_map_create): Removed.
371 (ipa_callsite_tree): Removed.
372 (ipa_callsite_caller): Removed.
373 (ipa_pop_func_from_list): return_method removed to return_func
375 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
376 prefixed all values with IPA_. Changed all users.
377 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
378 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
379 and FORMAL_IPATYPE IPA_PASS_THROUGH.
380 (union parameter_info): Renamed to jump_func_value.
381 (union jump_func_value): Renamed value to constant
382 (struct ipa_jump_func): Renamed info_type to value
383 (struct ipa_node): Renamed to ipa_node_params
384 (struct ipa_node_params): Renamed ipa_arg_num to param_count
385 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
386 (struct ipa_node_params): Renamed ipa_mod to modified_flags
387 (struct ipa_edge): Renamed to ipa_edge_args
388 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
389 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
390 (struct ipa_methodlist): Renamed to ipa_func_list
391 (struct ipa_func_list): method_p renamed to node, next_method
393 (ipa_methodlist_p): Removed, switched all users to struct pointer
394 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
396 2008-04-30 Alan Modra <amodra@bigpond.net.au>
398 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
399 (rs6000_emit_epilogue): Use backchain to restore only when we
400 have a large frame. Make use of frame pointer to restore if we
401 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
403 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
405 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
406 Add mode to zero_extract.
407 (sign bit tests peepholes): (Ditto.).
409 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
411 * config/i386/i386.c (ix86_builtins): Replace Prescott New
412 Instructions in comments with SSE3.
413 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
414 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
415 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
416 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
417 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
418 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
419 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
420 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
421 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
422 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
423 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
424 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
425 (bdesc_sse_args): Renamed to ...
426 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
427 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
428 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
430 (bdesc_1arg): Moved to ...
432 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
433 Instructions in comments with SSE3.
434 (ix86_expand_sse_operands_builtin): Renamed to ...
435 (ix86_expand_args_builtin): This. Updated.
436 (ix86_expand_unop1_builtin): Update comments.
437 (ix86_expand_builtin): Updated.
439 2008-04-29 Richard Guenther <rguenther@suse.de>
441 PR tree-optimization/36078
442 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
443 Update virtual SSA form after cleaning up the CFG.
445 2008-04-29 Richard Guenther <rguenther@suse.de>
448 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
450 2008-04-29 Richard Guenther <rguenther@suse.de>
452 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
453 (compute_may_aliases): Do not call finalize_ref_all_pointers.
454 (compute_flow_insensitive_aliasing): Do not treat
455 PTR_IS_REF_ALL pointers special.
456 (get_smt_for): Likewise.
457 (may_alias_p): Re-structure.
458 (is_escape_site): A ref-all pointer conversion is not an escape site.
459 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
460 PTR_IS_REF_ALL pointers special.
461 * tree-ssa-structalias.h (struct alias_info): Remove
462 ref_all_symbol_mem_tag field.
463 (PTR_IS_REF_ALL): Remove.
465 2008-04-29 Richard Guenther <rguenther@suse.de>
468 * fold-const.c (extract_muldiv_1): In combining division constants
469 make sure to never overflow.
471 2008-04-29 Nick Clifton <nickc@redhat.com>
473 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
475 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
478 * optc-gen.awk: Work around HP-UX/IA awk bug.
480 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
482 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
485 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
488 * config/i386/i386.md
489 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
490 Change operand 1 predicate to nonimmediate_operand.
492 2008-04-28 Jakub Jelinek <jakub@redhat.com>
495 * dwarf2out.c (struct die_struct): Mark as chain_circular through
497 * gengtype.c (walk_type, write_func_for_structure): Handle
499 * doc/gty.texi: Document chain_circular.
501 2008-04-28 Richard Guenther <rguenther@suse.de>
503 PR tree-optimization/36066
504 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
507 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
510 * config/i386/i386.md
511 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
512 Use match_scratch instead of match_operand for operands 3 and 4.
514 2008-04-27 Richard Guenther <rguenther@suse.de>
516 PR tree-optimization/18754
517 PR tree-optimization/34223
518 * tree-pass.h (pass_complete_unrolli): Declare.
519 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
520 loop size before and after unconditionally of UL_NO_GROWTH in effect.
521 Rewrite loop into loop closed SSA form if it is not already.
522 (tree_unroll_loops_completely): Re-structure to iterate over
523 innermost loops with intermediate CFG cleanups.
524 Unroll outermost loops only if requested or the code does not grow
526 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
528 (tree_vectorize): Instead do so here.
529 (tree_complete_unroll): Also unroll outermost loops.
530 (tree_complete_unroll_inner): New function.
531 (gate_tree_complete_unroll_inner): Likewise.
532 (pass_complete_unrolli): New pass.
533 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
534 uses outside of the loop.
535 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
536 form if it is available.
537 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
538 * passes.c (init_optimization_passes): Schedule complete inner
539 loop unrolling pass before the first CCP pass after final inlining.
541 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
543 * targhooks.h (default_emutls_var_fields,
544 default_emutls_var_init): Declare.
545 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
546 * target.h (struct gcc_target): Add struct emutls member.
547 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
548 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
549 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
550 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
551 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
552 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
553 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
554 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
555 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
556 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
557 emit debug information.
558 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
559 * varasm.c: Include targhooks.h.
560 (emutls_object_section, emutls_tmpl_section): New.
561 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
562 (EMUTLS_SEPARATOR): New.
564 (get_emutls_object_name): New.
565 (default_emutls_var_fields): New, broken out of ...
566 (get_emutls_object_type): ... here. Adjust to use target hooks.
567 (get_emutls_init_templ_addr): Adjust to use target hooks.
568 (emutls_decl): Adjust to use target hooks.
569 (emutls_finish): Likewise.
570 (default_emutls_var_init): New, broken out of ...
571 (assemble_variable): ... here. Adjust to use target hooks.
572 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
574 * c-common.c (handle_section_attribute): Prevent overriding
575 sections for emulated tls with special sections.
576 * config/i386/i386.c (x86_64_elf_select_section): Add
577 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
578 (x86_64_elf_unique_section): Likewise.
579 * config/vxworks.c: Include tree.h.
580 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
581 (vxworks_override_options): Set TLS scheme.
582 * doc/tm.texi (Emulated TLS): New node.
584 2008-04-26 Simon Baldwin <simonb@google.com>
587 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
588 with propagated string constants.
590 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
592 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
593 constraint for operand 2 when operand 0 is memory operand.
594 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
595 operand 0 is memory operand.
596 (fix_trunc<mode>_i387_with_temp): Ditto.
597 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
598 operand 2 when operand 1 is memory operand.
599 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
600 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
601 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
602 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
603 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
604 operands 2,3 and 4 when operand 1 is memory operand.
605 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
607 (fistdi2_floor_with_temp): Ditto.
608 (fist<mode>2_floor_with_temp): Ditto.
609 (fistdi2_ceil_with_temp): Ditto.
610 (fist<mode>2_ceil_with_temp): Ditto.
611 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
613 2008-04-26 David Daney <ddaney@avtrex.com>
615 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
617 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
618 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
619 UNSPEC_UPDATE_GOT_VERSION): Renumber.
620 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
621 (compare_and_swap_12): New insn.
622 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
623 * config/mips/mips.c (mips_force_binary): New function.
624 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
625 (mips_expand_compare_and_swap_12): New function.
626 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
628 2008-04-25 Jan Hubicka <jh@suse.cz>
631 * cfgexpand.c (pass_expand): Turn into RTL pass.
632 * passes.c (execute_one_pass): Do pass typechecking after execution.
633 * tree-pass.h (pass_expand): Turn into RTL pass.
635 * function.h (struct rtl_data): Move here fields
636 accesses_prior_frames, calls_eh_return, saves_all_registers,
637 has_nonlocal_goto, has_asm_statement, is_thunk,
638 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
639 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
640 arg_pointer_save_area_init from struct function; turn into bool.
641 (struct function): Move
642 calls_eh_return, saves_all_registers, has_nonlocal_goto,
643 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
644 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
645 tail_call_emit, arg_pointer_save_area_init
646 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
647 (current_function_returns_struct, current_function_returns_pcc_struct,
648 current_function_calls_setjmp, current_function_calls_alloca,
649 current_function_accesses_prior_frames,
650 current_function_calls_eh_return, current_function_is_thunk,
651 current_function_stdarg, current_function_profile,
652 current_function_limit_stack, current_function_uses_pic_offset_table,
653 current_function_uses_const_pool, current_function_has_nonlocal_label,
654 current_function_saves_all_registers,
655 current_function_has_nonlocal_goto,
656 current_function_has_asm_statement): Remove accesor macros.
657 * ra-conflict.c (global_conflicts): Update.
658 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
659 (suitable_for_tail_call_opt_p): Update.
660 * builtins.c (expand_builtin_return_addr): Update.
661 (expand_builtin_setjmp_setup): Update.
662 (expand_builtin_nonlocal_goto): Update.
663 * final.c (final_start_function): Update.
664 (profile_function): Update.
665 (leaf_function_p): Update.
666 (only_leaf_regs_used): Update.
667 * df-scan.c (df_get_exit_block_use_set): Update.
668 * dojump.c (clear_pending_stack_adjust): Update.
669 * tree-stdarg.c (gate_optimize_stdarg): Update.
670 * gimple-low.c (lower_function_body): Update.
671 * global.c (compute_regsets): Update.
672 (global_alloc): Update.
673 * dwarf2out.c (dwarf2out_begin_prologue): Update.
674 * expr.c (expand_assignment): Update.
675 * dse.c (dse_step0): Update.
677 * c-decl.c (store_parm_decls): Update.
678 * local-alloc.c (combine_regs): Update.
679 (find_free_reg): Update.
680 * function.c (assign_parms_augmented_arg_list): Update.
681 (assign_parm_find_data_types): Update.
682 (assign_parms): Update.
683 (allocate_struct_function): Update.
684 (expand_function_start): Update.
685 (expand_function_end): Update.
686 (get_arg_pointer_save_area): Update.
687 (thread_prologue_and_epilogue_insns): Update.
688 (rest_of_match_asm_constraints): Update.
689 * stor-layout.c (variable_size): Update.
690 * gcse.c (gcse_main): Update.
691 (bypass_jumps): Update.
692 * gimplify.c (gimplify_function_tree): Update.
693 * calls.c (emit_call_1): Update.
694 (expand_call): Update.
695 * bt-load.c (compute_defs_uses_and_gen): Update.
696 * except.c (sjlj_assign_call_site_values): Update.
697 (sjlj_emit_function_enter): Update.
698 (can_throw_external): Update.
699 (set_nothrow_function_flags): Update.
700 (expand_builtin_unwind_init): Update.
701 (expand_eh_return): Update.
702 (convert_to_eh_region_ranges): Update.
703 (output_function_exception_table): Update.
704 * emit-rtl.c (gen_tmp_stack_mem): Update.
705 * cfgexpand.c (expand_used_vars): Update.
706 (tree_expand_cfg): Update.
707 * cfgcleanup.c (rest_of_handle_jump): Update.
708 * explow.c (allocate_dynamic_stack_space): Update.
709 * varasm.c (assemble_start_function): Update.
710 (force_const_mem): Update.
711 (mark_constant_pool): Update.
712 * tree-optimize.c (tree_rest_of_compilation): Update.
713 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
714 * tree-cfg.c (notice_special_calls): Update.
715 (is_ctrl_altering_stmt): Update.
716 (tree_can_make_abnormal_goto): Update.
717 (tree_purge_dead_abnormal_call_edges): Update.
718 * config/alpha/predicates.md: Update.
719 * config/alpha/alpha.c (alpha_sa_mask): Update.
720 (alpha_sa_size): Update.
721 (alpha_does_function_need_gp): Update.
722 (alpha_expand_prologue): Update.
723 (alpha_start_function): Update.
724 (alpha_output_function_end_prologue): Update.
725 (alpha_expand_epilogue): Update.
726 * config/frv/frv.c (frv_stack_info): Update.
727 (frv_expand_epilogue): Update.
728 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
729 (s390_register_info): Update.
730 (s390_frame_info): Update.
731 (s390_init_frame_layout): Update.
732 (s390_can_eliminate): Update.
734 * config/spu/spu.c (spu_split_immediate): Update.
735 (need_to_save_reg): Update.
736 (spu_expand_prologue): Update.
737 (spu_expand_epilogue): Update.
738 * config/sparc/sparc.md: Update.
739 * config/sparc/sparc.c (eligible_for_return_delay): Update.
740 (sparc_tls_got): Update.
741 (legitimize_pic_address): Update.
742 (sparc_emit_call_insn): Update.
743 (sparc_expand_prologue): Update.
744 (output_return): Update.
745 (print_operand): Update.
746 (sparc_function_ok_for_sibcall): Update.
747 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
748 * config/m32r/m32r.md: Update.
749 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
750 (m32r_compute_frame_size): Update.
751 (m32r_expand_prologue): Update.
752 (m32r_expand_epilogue): Update.
753 (m32r_legitimize_pic_address): Update.
754 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
755 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
756 * config/i386/i386.c (ix86_frame_pointer_required): Update.
758 (ix86_save_reg): Update.
759 (ix86_compute_frame_layout): Update.
760 (ix86_expand_prologue): Update.
761 (ix86_expand_epilogue): Update.
762 * config/sh/sh.c (output_stack_adjust): Update.
763 (calc_live_regs): Update.
764 (sh5_schedule_saves): Update.
765 (sh_expand_prologue): Update.
766 (sh_expand_epilogue): Update.
767 (sh_setup_incoming_varargs): Update.
768 (sh_allocate_initial_value): Update.
769 (sh_get_pr_initial_val): Update.
770 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
771 * config/sh/sh.md (label:): Update.
772 * config/avr/avr.c (out_movhi_mr_r): Update.
773 * config/crx/crx.h (enum): Update.
774 * config/xtensa/xtensa.h (along): Update.
775 * config/stormy16/stormy16.c Update.
776 (xstormy16_compute_stack_layout): Update.
777 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
778 (fr30_expand_prologue): Update.
779 * config/cris/cris.c (cris_conditional_register_usage): Update.
780 (cris_reg_saved_in_regsave_area): Update.
781 (cris_initial_frame_pointer_offset): Update.
782 (cris_simple_epilogue): Update.
783 (cris_expand_prologue): Update.
784 (cris_expand_epilogue): Update.
785 (cris_expand_pic_call_address): Update.
786 (cris_asm_output_symbol_ref): Update.
787 (cris_asm_output_label_ref): Update.
788 * config/cris/cris.md Update.
789 * config/iq2000/iq2000.c (compute_frame_size): Update.
790 (iq2000_expand_epilogue): Update.
791 * config/mt/mt.h (save_direction): Update.
792 * config/mn10300/mn10300.c (mn10300_function_value): Update.
793 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
794 (ia64_secondary_reload_class): Update.
795 * config/m68k/m68k.c (m68k_save_reg): Update.
796 (m68k_expand_prologue): Update.
797 (m68k_expand_epilogue): Update.
798 (legitimize_pic_address): Update.
799 * config/rs6000/rs6000.c (rs6000_got_register): Update.
800 (first_reg_to_save): Update.
801 (first_altivec_reg_to_save): Update.
802 (compute_vrsave_mask): Update.
803 (compute_save_world_info): Update.
804 (rs6000_stack_info): Update.
805 (spe_func_has_64bit_regs_p): Update.
806 (rs6000_ra_ever_killed): Update.
807 (rs6000_emit_eh_reg_restore): Update.
808 (rs6000_emit_allocate_stack): Update.
809 (rs6000_emit_prologue): Update.
810 (rs6000_emit_epilogue): Update.
811 (rs6000_output_function_epilogue): Update.
812 (output_profile_hook): Update.
813 (rs6000_elf_declare_function_name): Update.
814 * config/rs6000/rs6000.h (rs6000_args): Update.
815 * config/rs6000/rs6000.md: Update.
816 * config/mcore/mcore.c (mcore_expand_prolog): Update.
817 * config/arc/arc.c (arc_output_function_epilogue): Update.
818 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
819 * config/darwin.c (machopic_function_base_name): Update.
820 * config/score/score3.c (score3_compute_frame_size): Update.
823 (score3_epilogue): Update.
824 * config/score/score7.c (score7_compute_frame_size): Update.
825 (score7_prologue): Update.
826 (score7_epilogue): Update.
827 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
828 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
829 * config/arm/arm.c (use_return_insn): Update.
830 (require_pic_register): Update.
831 (arm_load_pic_register): Update.
832 (arm_compute_save_reg0_reg12_mask): Update.
833 (arm_compute_save_reg_mask): Update.
834 (thumb1_compute_save_reg_mask): Update.
835 (output_return_instruction): Update.
836 (arm_output_function_prologue): Update.
837 (arm_output_epilogue): Update.
838 (arm_get_frame_offsets): Update.
839 (arm_expand_prologue): Update.
840 (thumb_pushpop): Update.
841 (thumb_exit): Update.
842 (thumb1_expand_prologue): Update.
843 (thumb1_expand_epilogue): Update.
844 (arm_unwind_emit): Update.
845 (arm_output_fn_unwind): Update.
846 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
847 * config/arm/arm.md: Update.
848 * config/pa/pa.md: Update.
849 * config/pa/pa.c (legitimize_pic_address): Update.
850 (compute_frame_size): Update.
851 (hppa_expand_prologue): Update.
852 (hppa_expand_epilogue): Update.
853 (borx_reg_operand): Update.
854 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
855 (HARD_REGNO_RENAME_OK): Update.
856 * config/mips/mips.c (mips_global_pointer): Update.
857 (mips_save_reg_p): Update.
858 (mips_compute_frame_info): Update.
859 (mips_frame_pointer_required): Update.
860 (mips_expand_prologue): Update.
861 (mips_expand_epilogue): Update.
862 (mips_can_use_return_insn): Update.
863 (mips_reorg_process_insns): Update.
864 * config/v850/v850.c (compute_register_save_size): Update.
865 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
866 * config/mmix/mmix.c (along): Update.
867 (mmix_expand_epilogue): Update.
868 * config/bfin/bfin.c (legitimize_pic_address): Update.
869 (must_save_p): Update.
870 (stack_frame_needed_p): Update.
871 (add_to_reg): Update.
872 (bfin_expand_prologue): Update.
873 * stmt.c (expand_asm_operands): Update.
874 * reload1.c (reload): Update.
875 (init_elim_table): Update.
877 2008-04-25 Bob Wilson <bob.wilson@acm.org>
879 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
881 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
883 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with
885 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
886 (mov<mode>): Removed.
887 (*movv4sf_internal): Likewise.
888 (*movv2df_internal): Likewise.
890 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
892 * config.gcc (crx-*-elf): Remove deprecation.
894 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
896 * config/i386/cygming-crtend.c (register_frame_ctor): Register
897 __gcc_deregister_frame with atexit.
898 (deregister_frame_dtor): Remove.
900 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
901 Nathan Sidwell <nathan@codesourcery.com>
903 * config/rs6000/rs6000.opt (mspe): Remove Var property.
905 * config/rs6000/rs6000.h (rs6000_spe): Declare.
906 (rs6000_isel): Likewise.
907 * config/rs6000/rs6000.c (rs6000_spe): New variable.
908 (rs6000_isel): New variable.
909 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
911 2008-04-24 Jakub Jelinek <jakub@redhat.com>
914 * c-common.c (handle_vector_size_attribute): Call
915 lang_hooks.types.reconstruct_complex_type instead of
916 reconstruct_complex_type.
917 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
918 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
919 * langhooks.h (struct lang_hooks_for_types): Add
920 reconstruct_complex_type hook.
921 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
922 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
924 2008-04-24 Richard Guenther <rguenther@suse.de>
926 * c-common.h (check_builtin_function_arguments): Declare.
927 * c-common.c (validate_nargs): New function.
928 (check_builtin_function_arguments): Likewise.
929 * c-typeck.c (build_function_call): Call
930 check_builtin_function_arguments.
931 * builtins.c (fold_builtin_classify): Remove error reporting code.
932 (fold_builtin_unordered_cmp): Likewise.
933 (fold_builtin_1): Likewise.
934 (fold_builtin_n): Likewise.
936 2008-04-24 Jakub Jelinek <jakub@redhat.com>
938 PR tree-optimization/36008
939 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
940 the original op1, rather than delta by step.
942 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
943 Sebastian Pop <sebastian.pop@amd.com>
945 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
946 eliminate_local_variables_stmt, eliminate_local_variables,
947 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
948 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
949 of code delimited by two edges in the CFG.
950 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
951 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
952 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
953 the case of parallelisation of reductions.
954 (expr_invariant_in_region_p): New.
956 * tree-flow.h (gather_blocks_in_sese_region): Declared.
957 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
959 2008-04-24 Ira Rosen <irar@il.ibm.com>
960 Richard Guenther <rguenther@suse.de>
962 PR tree-optimization/36034
963 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
964 incapable of dealing with loads with gaps.
966 2008-04-24 Rafael Espindola <espindola@google.com>
968 * tree-flow.h (vrp_evaluate_conditional): Change signature.
969 * tree-ssa-propagate.c (fold_predicate_in): Update call to
970 vrp_evaluate_conditional.
971 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
972 (vrp_evaluate_conditional): Split the cond argument.
973 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
974 (simplify_stmt_for_jump_threading): Update call to
975 vrp_evaluate_conditional.
977 2008-04-24 Ira Rosen <irar@il.ibm.com>
979 PR tree-optimization/35982
980 * tree-vect-analyze.c (vect_check_interleaving): Check that the
981 interleaved data-refs are of the same type.
983 2008-04-24 Danny Smith <dannysmith@users.net>
985 * c-format.c (check_format_info_main): Use strncmp rather than a
986 magic prefix to handle multichar length specs.
987 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
988 Don't prefix "I64" and "I32" with '\0'.
990 2008-04-24 Jakub Jelinek <jakub@redhat.com>
993 * config/i386/i386.c (init_cumulative_args): Don't pass anything
994 in registers for -m32 only if stdarg_p (fntype).
996 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
998 PR rtl-optimization/36006
999 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
1000 temp to op0 in order to avoid invalid rtx sharing.
1002 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
1004 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
1005 check TREE_INVARIANT.
1006 * tree-gimple.c (is_gimple_address): New.
1007 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
1008 * tree-gimple.h (is_gimple_address): New.
1009 * tree.h (decl_address_invariant_p): New.
1010 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
1011 (build_string): Likewise.
1012 (decl_address_invariant_p): New, from is_gimple_invariant_address.
1013 (tree_invariant_p_1): Likewise.
1014 (save_expr): Use it.
1015 (tree_invariant_p): New.
1016 (skip_simple_arithmetic): Use it.
1017 (stabilize_reference_1): Use it.
1018 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
1020 (build1_stat): Drop code to compute TREE_INVARIANT.
1021 (build2_stat): Drop code to compute TREE_INVARIANT.
1022 (build3_stat): Drop code to compute TREE_INVARIANT.
1023 (build4_stat): Drop code to compute TREE_INVARIANT.
1024 (build5_stat): Drop code to compute TREE_INVARIANT.
1025 (build7_stat): Drop code to compute TREE_INVARIANT.
1026 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
1027 * tree.h (struct tree_base): Remove invariant_flag.
1028 (TREE_INVARIANT): Remove.
1029 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
1030 (fold_builtin_expect): Check TREE_CONSTANT.
1031 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
1032 * c-tree.h (c_expr_to_decl): Drop third parameter.
1033 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
1034 (build_c_cast): Don't set TREE_INVARIANT.
1035 (pop_init_level): Don't set TREE_INVARIANT.
1036 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
1037 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
1039 (gimplify_init_constructor): Don't set TREE_INVARIANT.
1040 (gimplify_addr_expr): Adjust comment.
1041 * tree-mudflap.c (mf_build_string):
1042 * print-tree.c (print_node): Don't print TREE_INVARIANT.
1043 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
1044 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
1045 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
1046 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
1047 * langhooks.h (struct lang_hooks): Drop third parameter from
1050 2008-04-23 Richard Guenther <rguenther@suse.de>
1052 PR tree-optimization/27799
1053 PR tree-optimization/32921
1054 PR tree-optimization/32624
1055 * tree-ssa-structalias.c (merge_smts_into): Only merge the
1056 SMTs aliases and the tag itself into the solution.
1057 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
1058 merge the points-to solution back into the SMT aliases.
1059 (may_alias_p): Use alias_set_subset_of instead of
1060 aliases_conflict_p. A pointer which points to
1061 memory with alias set zero may access any variable.
1063 2008-04-23 Richard Guenther <rguenther@suse.de>
1065 * alias.c (alias_set_subset_of): Correctly handle asking
1066 if zero is a subset of an alias set with zero child.
1067 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
1068 (compute_flow_insensitive_aliasing): Correctly walk all
1069 pointers. Do not unnecessarily union sets.
1071 2008-04-23 Richard Guenther <rguenther@suse.de>
1074 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
1076 2008-04-22 Tomas Bily <tbily@suse.cz>
1078 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
1080 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
1082 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
1083 * tree-ssa-structalias.c (get_constraint_for): Likewise.
1084 * tree-inline.c (estimate_num_insns_1): Likewise.
1085 * varasm.c (const_hash_1, compare_constant, copy_constant)
1086 (compute_reloc_for_constant, output_addressed_constants): Likewise.
1087 * emit-rtl.c (component_ref_for_mem_expr)
1088 (set_mem_attributes_minus_bitpos): Likewise.
1089 * expr.c (highest_pow2_factor, expand_expr_real_1, )
1090 (is_aligning_offset): Likewise.
1091 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
1092 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
1093 * dojump.c (do_jump): Likewise.
1094 * builtins.c (get_pointer_alignment, get_memory_rtx)
1095 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
1096 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
1098 2008-04-23 Jakub Jelinek <jakub@redhat.com>
1100 PR rtl-optimization/36017
1101 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
1102 expanding the library call.
1104 2008-04-22 Ian Lance Taylor <iant@google.com>
1106 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
1109 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
1111 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
1112 of LR/CTR moves for Power6.
1114 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1117 * passes.c (init_optimization_passes): Remove
1118 pass_fast_rtl_byte_dce.
1120 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
1123 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
1124 builtin functions to generate faster code.
1125 (_mm_cvtpu16_ps): Ditto.
1126 (_mm_cvtpi32x2_ps): Ditto.
1128 2008-04-22 Nick Clifton <nickc@redhat.com>
1130 * common.opt (ftree-loop-distribution): Add Optimization
1133 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
1134 (frv_expand_builtin_va_start): Likewise.
1136 * config/arm/arm.c (thumb_find_work_register): Fix location of
1137 argument register count.
1139 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1141 Support scheduling for ColdFire V1 and V3 microarchitecture.
1142 Improve scheduling of multiplication instructions.
1144 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
1145 (mac): New instruction attribute.
1146 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
1147 (m68k_sched_mac): New variable.
1148 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
1149 Handle cfv1 and cfv3.
1150 (max_insn_size): New static variable.
1151 (struct _sched_ib): New type.
1152 (sched_ib): New static variable.
1153 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
1154 to fields of 'struct _sched_ib sched_ib'. Update all uses.
1155 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
1157 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
1158 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
1159 new variables. Update.
1160 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1161 Add modeling of cfv3 instruction buffer. Update.
1162 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
1163 * config/m68k/m68k.h (TUNE_CFV3): New macro.
1164 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
1165 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
1166 a particular reservation applies to.
1167 (type2): Reorganize attribute values. Rename alu to alu_reg,
1168 alu_l to alu, move_l to omove. Join move to alu. Split mul
1170 (cf_ib_*): Simplify description of instruction buffer.
1171 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
1172 (cf_mem): Split into cf_mem1 and cf_mem2.
1173 (cf_v2_move_??): Rename to cfv12_alu_??.
1174 (cf_v2_move_l_??): Rename to cfv12_omove_??.
1175 (cf_v2_mul_??): Remove reservations.
1176 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
1177 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
1178 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
1180 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
1181 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
1182 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
1183 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
1184 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
1185 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
1186 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
1187 expansions of the above reservations for instructions of sizes
1190 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1192 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
1194 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
1196 * coverage.c: Include tree-pass.h.
1197 (coverage_counter_alloc): Print da_file_name to the dump file.
1199 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1201 * sbitmap.c (sbitmap_range_empty_p): New function.
1202 * sbitmap.h (sbitmap_range_empty_p): New function.
1203 * bitmap.h: Now includes obstack.h.
1205 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
1206 Kenneth Zadeck <zadeck@naturalbridge.com>
1208 * dbgcnt.def (ra_byte_scan): Added.
1209 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
1210 when the last hit happens for a counter.
1211 * timevar.def (TV_DF_BYTE_LR): New variable.
1212 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
1213 * passes.c (pass_fast_rtl_byte_dce): New pass.
1214 * fwprop.c (update_df): Added mode to call df_ref_create.
1215 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
1216 DF_REF_EXTRACT_OFFSET.
1217 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
1218 DF_BYTE_LR_OUT, df_byte_lr): New macro.
1220 (df_ref_extract): Added mode field.
1221 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
1222 DF_REF_EXTRACT_OFFSET.
1223 (DF_REF_EXTRACT_MODE): New macro.
1224 (df_byte_lr_bb_info): New structure.
1225 (df_print_byte_regset, df_compute_accessed_bytes,
1226 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
1227 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
1228 df_byte_lr_simulate_uses,
1229 df_byte_lr_simulate_artificial_refs_at_top,
1230 df_byte_lr_simulate_artificial_refs_at_end,
1231 df_compute_accessed_bytes): New function.
1232 (df_ref_create): Add parameter.
1233 (df_byte_lr_get_bb_info): New inline function.
1234 * df-scan.c (df_ref_record, df_uses_record,
1235 df_ref_create_structure): Added mode parameter.
1236 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
1237 df_defs_record, df_uses_record, df_get_conditional_uses,
1238 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
1239 df_entry_block_defs_collect, df_exit_block_uses_collect):
1240 Added mode parameter to calls to df_ref_record, df_uses_record,
1241 df_ref_create_structure.
1242 (df_ref_equal_p, df_ref_compare): Added test for modes.
1243 (df_ref_create_structure): Added code to set mode. Renamed
1244 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
1245 DF_REF_EXTRACT_OFFSET.
1246 * df-core.c (df_print_byte_regset): New function.
1247 * df-byte-scan.c: New file.
1248 * df-problems.c (df_rd_transfer_function): Removed unnecessary
1249 calls to BITMAP_FREE.
1250 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
1251 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
1252 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
1253 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
1254 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
1255 df_byte_lr_local_compute, df_byte_lr_init,
1256 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
1257 df_byte_lr_transfer_function, df_byte_lr_free,
1258 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
1259 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
1260 df_byte_lr_simulate_uses,
1261 df_byte_lr_simulate_artificial_refs_at_top,
1262 df_byte_lr_simulate_artificial_refs_at_end): New function.
1263 * dce.c (byte_dce_process_block): New function.
1264 (dce_process_block): au is now passed in rather than computed
1265 locally. Changed loops that look at artificial defs to not look
1266 for conditional or partial ones, because there never are any.
1267 (fast_dce): Now is able to drive byte_dce_process_block or
1268 dce_process_block depending on the kind of dce being done.
1269 (rest_of_handle_fast_dce): Add parameter to fast_dce.
1270 (rest_of_handle_fast_byte_dce): New function.
1271 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
1272 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
1274 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
1277 * gcc.h: Added fortran options that take arguments to
1278 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
1281 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
1283 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
1284 scalarization if on the LHS and not a full access.
1286 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1288 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
1290 2008-04-18 Rafael Espindola <espindola@google.com>
1292 * tree-vrp.c (find_case_label_index): Fix the binary search.
1293 (find_case_label_range): New.
1294 (vrp_visit_switch_stmt): Use find_case_label_range.
1295 (simplify_switch_using_ranges): Use find_case_label_range.
1297 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
1299 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
1300 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
1302 2008-04-18 Tom Tromey <tromey@redhat.com>
1305 * doc/cpp.texi (Implementation-defined behavior): Mention
1308 2008-04-18 Ian Lance Taylor <iant@google.com>
1310 * fold-const.c (pointer_may_wrap_p): New static function.
1311 (fold_comparison): Add another test for pointer overflow. Use
1312 pointer_may_wrap_p to disable some false positives.
1314 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
1316 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
1317 (fname_as_string): Match updated cpp_interpret_string prototype.
1318 (fix_string_type): Support char16_t* and char32_t*.
1319 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
1320 derivative) nodes. Register as builtin if C++0x.
1321 (c_parse_error): Support CPP_CHAR{16,32}.
1322 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
1323 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
1324 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
1325 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
1326 CTI_CHAR32_ARRAY_TYPE>: New elements.
1327 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
1328 char32_type_node, signed_char32_type_node, char16_array_type_node,
1329 char32_array_type_node): New defines.
1330 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
1331 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
1332 (lex_string): Support CPP_STRING{16,32}, match updated
1333 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
1334 (lex_charconst): Support CPP_CHAR{16,32}.
1335 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
1336 and CPP_STRING{16,32}.
1338 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
1341 * aclocal.m4: Regenerate.
1342 * configure: Regenerate.
1344 2008-04-18 Jan Hubicka <jh@suse.cz>
1346 * except.c (dw2_size_of_call_site_table,
1347 sjlj_size_of_call_site_table): Use vector API for call_site_record.
1349 * cgraphbuild.c (build_cgraph_edges): Update.
1350 * tree-pass.h: Update comment.
1351 * final.c (leaf_function_p): Update.
1352 (leaf_renumber_regs): Update.
1353 (rest_of_clean_state): Update.
1354 * omp-low.c (expand_omp_parallel): Update.
1355 * ipa-reference.c (analyze_function): Update.
1356 * reorg.c (find_end_label): Update.
1357 (optimize_skip): Update.
1358 (fill_simple_delay_slots): Update.
1359 (fill_simple_delay_slots): Update.
1360 (make_return_insns): Update.
1361 (dbr_schedule): Update.
1362 * gimple-low.c (record_vars_into): Update.
1363 * cfgbuild.c (make_edges): Update.
1364 * function.c (assign_stack_local): Update.
1365 (assign_parm_adjust_stack_rtl): Update.
1366 (locate_and_pad_parm): Update.
1367 (allocate_struct_function): Do not initialize stack_alignment_needed
1368 and preferred_stack_boundary here.
1369 (stack_protect_prologue): Update.
1370 (stack_protect_epilogue): Update.
1371 (expand_function_start): Initialize stack_alignment_needed,
1372 preferred_stack_boundary and max_jumptable_ents.
1373 (expand_function_end): Update.
1374 (free_after_compilation): Do not NULLify epilogue_delay_list.
1375 * function.h (struct rtl_data): Add stack_protect_guard,
1376 stack_alignment_needed,
1377 preferred_stack_boundary, epilogue_delay_list.
1378 (struct function): Remove value_histograms, stack_alignment_needed,
1379 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
1381 unexpanded_var_list, stack_protect_guard.
1382 (current_function_epilogue_delay_list): Remove.
1383 * ipa-type-escape.c (analyze_function): Update.
1384 * gimplify.c (pop_gimplify_context): Update comment.
1385 * calls.c (expand_call): Update.
1386 (emit_library_call_value_1): Update.
1387 * except.c (set_nothrow_function_flags): Update.
1388 * cfgexpand.c (get_decl_align_unit): Update.
1389 (create_stack_guard): Update.
1390 (estimated_stack_frame_size): Update.
1391 (expand_used_vars): Update.
1392 (tree_expand_cfg): Free histogram earliers, init expansion variables.
1393 * explow.c (allocate_dynamic_stack_space): Update.
1394 * tree-ssa-live.c (remove_unused_locals): Update.
1395 * varasm.c (mark_constant_pool): Update.
1396 * tree-inline.c (remap_decls): Update.
1397 (initialize_cfun): Update.
1398 (declare_return_variable): Update.
1399 (inline_forbidden_p): Update.
1400 (expand_call_inline): Update.
1401 (declare_inline_vars): Update.
1402 (tree_function_versioning): Update.
1403 * tree-flow.h (value_histograms): New.
1404 (VALUE_HISTOGRAMS): New macro.
1405 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
1407 * tree-cfg.c (set_bb_for_stmt): Update.
1408 (replace_by_duplicate_decl): Update.
1409 (move_block_to_fn): Update.
1410 (new_label_mapper): Update.
1411 (dump_function_to_file): Update.
1412 * ipa-struct-reorg.c (build_data_structure): Update.
1413 * cfgrtl.c (print_rtl_with_bb): Update.
1414 * reload1.c (reload): Update.
1416 * config/i386/i386.c (setup_incoming_varargs_64,
1417 ix86_compute_frame_layout): Update.
1418 * config/arc/arc.c (arc_output_function_epilogue): Update.
1420 2008-04-18 Marius Strobl <marius@FreeBSD.org>
1422 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
1423 for FreeBSD as well.
1424 * gthr-posix95.h: Likewise.
1426 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
1428 PR rtl-optimization/35838
1429 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
1430 out the byte offset of the first subreg.
1432 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
1434 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
1435 to split_ti instead of three separate calls with single member arrays.
1436 (subti3 splitter): Ditto.
1437 (adddi3 splitter): Ditto with split_di.
1438 (subdi3 splitter): Ditto.
1439 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
1440 two separate calls with single member arrays. Swap match_dup
1441 operands 1 and 2 to better fit into the array.
1442 (negdi2 splitter): Ditto with split_di.
1443 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
1444 two separate calls with single member arrays. Swap match_dup operands
1445 6 and 7 to better fit into the array.
1447 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
1449 * config/i386/i386.c (sse_builtin_type): New.
1450 (bdesc_sse_args): Likewise.
1451 (bdesc_sse_3arg): Removed.
1452 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1453 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
1454 IX86_BUILTIN_ROUNDPS.
1455 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
1456 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
1457 IX86_BUILTIN_ROUNDPS.
1458 (ix86_expand_sse_4_operands_builtin): Removed.
1459 (ix86_expand_sse_operands_builtin): New.
1460 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
1461 and CODE_FOR_sse4_1_roundps.
1462 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1463 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
1465 2008-04-17 Alan Modra <amodra@bigpond.net.au>
1468 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
1469 regs before frame pop when needed. If use_backchain_to_restore_sp
1470 then load backchain into a temp reg to restore vr and vrsave. Add
1471 code to restore vr after frame pop if possible.
1473 2008-04-17 Richard Guenther <rguenther@suse.de>
1475 * tree-vn.c (expressions_equal_p): Do not check type
1476 equality or compatibility before calling operand_equal_p.
1477 * fold-const.c (operand_equal_p): Check equivalence of
1478 integer constants before bailing out due to signedness or
1479 precision differences.
1480 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
1481 spurious differences in type qualification. Ignore types
1482 for COMPONENT_REFs at all.
1484 2008-04-17 Christian Bruel <christian.bruel@st.com>
1486 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
1487 msw_skip comparison.
1489 2008-04-16 Jakub Jelinek <jakub@redhat.com>
1492 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
1495 PR tree-optimization/35899
1496 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
1497 rather than TREE_OPERAND.
1499 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
1502 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
1503 temporary registers. Change operand predicate to general_operand.
1504 (remainderxf3): Ditto.
1506 2008-04-16 Richard Guenther <rguenther@suse.de>
1508 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
1509 * tree-affine.c (aff_combination_expand): Look through some
1512 2008-04-15 Doug Kwan <dougkwan@google.com>
1514 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
1516 * tree-pretty-print.c (dump_generic_node): Ditto.
1517 * final.c (output_addr_const): Ditto.
1518 * dwarf2out.c (output_cfi): Ditto.
1519 * c-pretty-print.c (pp_c_integer_constant): Ditto.
1520 * print-rtl.c (print_rtx): Ditto.
1521 * print-tree.c (print_node_brief, print_node): Ditto.
1522 * c-common.c (match_case_to_enum_1): Ditto.
1523 * sched-vis.c (print_value): Ditto.
1524 * config/i386/i386.c (print_operand): Cast to long unsigned int
1527 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
1528 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
1529 MS Windows VirtualProtect function.
1531 2008-04-15 Jan Hubicka <jh@suse.cz>
1533 * gengtype.c (write_root): Param_is argument is OK.
1534 * expr.c (expand_expr_real_1): Update call of get_exception_*.
1535 * function.h: Include varray.h
1536 (rtl_eh): New stucture based on except.c one.
1537 (call_site_record): New forward declaration and vector type.
1538 * calls.c (emit_call_1): Do not call
1539 note_current_region_may_contain_throw.
1540 * except.c (eh_status): Remove cur_region, try_region since they are
1542 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
1543 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
1544 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
1545 Remove call_site_data_used, call_site_data_size.
1546 Turn call_site_record into vector in function.h.
1547 (note_current_region_may_contain_throw): Remove.
1548 (get_exception_pointer, get_exception_filter): Do not take struct
1549 function argument; update.
1550 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
1551 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
1552 build_post_landing_pads, dw2_build_landing_pads,
1553 sjlj_assign_call_site_values, sjlj_mark_call_sites,
1554 sjlj_emit_function_enter, sjlj_emit_function_enter,
1555 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
1556 sjlj_build_landing_pads, finish_eh_generation,
1557 remove_exception_handler_label, remove_eh_handler,
1558 maybe_remove_eh_handler, add_reachable_handler,
1559 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
1560 add_action_record, collect_one_action_chain, add_call_site,
1561 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
1562 sjlj_output_call_site_table, output_function_exception_table,
1563 * except.h (note_current_region_may_contain_throw): Remove
1564 (get_exception_pointer, get_exception_filter): Do not take struct
1566 * Makefile.in (GTFILES): Put varargs before struct function.
1568 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1570 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
1571 punt for STRING_CST.
1572 (get_constraint_for): Deal with STRING_CST here instead.
1574 2008-04-15 Richard Guenther <rguenther@suse.de>
1576 * tree-ssa-propagate.c (substitute_and_fold): Substitute
1577 statements in a basic-block with a backward walk. Do not
1578 substitute into dead statements but instead remove those.
1580 2008-04-15 Richard Guenther <rguenther@suse.de>
1582 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
1583 to zero, thus disable creation of SFTs.
1585 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1587 * tree-predcom.c (suitable_reference_p): Return false if the
1588 reference can throw.
1590 2008-04-15 Jakub Jelinek <jakub@redhat.com>
1593 * c-decl.c (finish_decl): If extern or static var has variable
1594 size, set TREE_TYPE (decl) to error_mark_node.
1596 2008-04-15 Rafael Espindola <espindola@google.com>
1598 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
1601 2008-04-15 Richard Guenther <rguenther@suse.de>
1603 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
1604 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
1605 (visit_reference_op_load): Do walk vuse-vdef chains on
1606 vn_reference_lookup.
1607 (visit_reference_op_store): But do not here.
1608 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
1609 vn_reference_lookup.
1610 (vn_lookup_with_vuses): But do so here.
1612 2008-04-14 Ian Lance Taylor <iant@google.com>
1614 * fold-const.c (fold_overflow_warning): Remove assertion.
1616 2008-04-15 Ben Elliston <bje@au.ibm.com>
1618 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
1619 temp1 local variables.
1621 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
1624 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
1625 ".text.unlikely" section as executable.
1627 2008-04-14 James E. Wilson <wilson@tuliptree.org>
1629 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1630 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
1631 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
1632 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
1633 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
1634 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
1635 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
1637 2008-04-14 Ian Lance Taylor <iant@google.com>
1639 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
1640 * fold-const.c (fold_comparison): If appropriate, test
1641 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
1642 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
1643 reassociating a pointer type.
1644 * doc/invoke.texi (Optimize Options): Document that
1645 -fstrict-overflow applies to pointer wraparound.
1647 2008-04-13 Jan Hubicka <jh@suse.cz>
1649 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
1651 2008-04-12 Andrew Pinski <pinskia@gmail.com>
1653 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
1654 we are going to "save the world".
1656 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
1658 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
1659 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
1660 operand 0 constraint, not "=".
1662 2008-04-11 James E. Wilson <wilson@tuliptree.org>
1664 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
1666 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1668 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
1669 of size of positions_needed * CHAR_BIT.
1671 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1674 * dse.c (store_info): Change positions_needed to unsigned
1676 (lowpart_bitmask): New.
1677 (record_store): Cast to unsigned HOST_WIDE_INT for
1678 positions_needed. Assert width <= size of positions_needed *
1679 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
1680 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
1681 lowpart_bitmask to set mask.
1683 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1685 * config/bfin/constraints.md: New file.
1686 * config/bfin/bfin.md: Include it.
1687 (adddi3): Use satisfies_constraint functions instead of the old macros.
1688 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
1689 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
1690 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
1691 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
1692 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
1693 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
1694 EXTRA_CONSTRAINT): Delete.
1695 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
1696 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
1698 * config/bfin/bfin.c: Include "tm-constrs.h".
1699 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
1700 Use satisfies_constraint functions instead of the old macros.
1701 * doc/md.texi (Blackfin Constraints): Update file name reference.
1703 2008-04-11 Richard Guenther <rguenther@suse.de>
1705 PR tree-optimization/35869
1706 * tree-vrp.c (execute_vrp): Move switch statement update after
1707 jump threading. Schedule another cfg cleanup run.
1709 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
1712 * attribs.c (decl_attributes): Return early on errorneous node.
1714 2008-04-10 Oleg Ryjkov <olegr@google.com>
1716 * tree.h (struct tree_base): Added a new flag default_def_flag.
1717 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
1719 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1721 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
1723 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1726 * pa.md: Define mode iterator P. Define mode attribute dwc.
1727 (dcacheflush): Update pattern to use iterator P and attribute dwc.
1728 (icacheflush): Likewise.
1729 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
1730 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
1732 2008-04-11 Ben Elliston <bje@au.ibm.com>
1734 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
1736 2008-04-10 Rafael Espindola <espindola@google.com>
1738 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
1739 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
1740 (extract_range_from_expr): The same.
1742 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1744 * config/mips/mips.md (GPR2): New mode iterator.
1746 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
1747 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
1748 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
1749 Rewrite these to take two modes, the mode of comparison and the
1750 mode of the destination.
1751 * config/mips/mips.c (mips_expand_scc): Instead of having
1752 paradoxical subreg as destination, expand "narrowing" scc if mode
1753 of comparison is SI and target is requested in DI mode.
1754 (mips_emit_int_order_test): Update comment. Make mode of
1755 comparison match CMP0 rather than TARGET. When creating inverse
1756 target use mode of TARGET.
1758 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1760 * gcov-dump.c (tag_summary): Only print summaries for the first
1761 GCOV_COUNTERS_SUMMABLE counters.
1763 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
1765 * config/i386/i386.md (absneg): New code iterator.
1766 (absnegprefix): New code attribute.
1767 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
1768 patterns using absneg code iterator.
1769 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
1770 using absneg code iterator.
1771 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
1772 *neg<mode>2 patterns using absneg code iterator.
1773 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1774 *negextendsfdf2 patterns using absneg code iterator.
1775 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
1776 *negextendsfxf2 patterns using absneg code iterator.
1777 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1778 *negextendsfdf2 patterns using absneg code iterator.
1779 * config/i386/sse.md (<code><mode>2): Macroize expander from
1780 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
1782 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
1784 * config/s390/s390.h: Remove the remains of the recent search
1785 & replace action of current_function_outgoing_args_size.
1787 2008-04-10 Ira Rosen <irar@il.ibm.com>
1789 PR tree-optimization/35821
1790 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
1791 NEW_STMT_LIST is not NULL.
1793 2008-04-09 David Edelsohn <edelsohn@gnu.org>
1796 * toplev.c (process_options): Remove -ffunction-sections debugging
1799 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
1801 PR middle-end/PR28690
1802 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
1803 than gen_rtx_fmt_ee to perform more canonicalizations.
1805 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1808 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
1810 2008-04-09 Richard Guenther <rguenther@suse.de>
1812 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
1813 (dump_function_to_file): Dump function arguments with types.
1815 2008-04-08 Richard Guenther <rguenther@suse.de>
1817 * fold-const.c (fold_widened_comparison): Do not allow
1818 sign-changes that change the result.
1820 2008-04-08 Janis Johnson <janis187@us.ibm.com>
1823 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
1824 kinds of indirect references.
1826 2008-04-08 David Edelsohn <edelsohn@gnu.org>
1828 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
1829 GNU Fortran language string.
1831 2008-04-08 Rafael Espindola <espindola@google.com>
1833 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
1834 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
1835 * tree.h (tree_call_nonnegative_warnv_p): New.
1837 2008-04-08 Jan Hubicka <jh@suse.cz>
1839 * function.c (free_after_compilation): Clear out regno_reg_rtx
1842 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
1845 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1847 PR middle-end/PR28690
1848 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
1849 same precedence as REG_POINTER and MEM_POINTER operands.
1851 2008-04-08 Richard Guenther <rguenther@suse.de>
1854 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
1855 for adding index to base.
1857 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
1859 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
1860 (MINGW_ENABLE_EXECUTE_STACK): New.
1861 (IN_LIBGCC2): For libgcc include windows.h file for
1862 function declarations.
1864 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
1866 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
1867 and tem2 if tem1 is not a REG or MULT.
1869 2008-04-08 Jan Hubicka <jh@suse.cz>
1871 * function.h (incomming_args): Break out of struct function.
1872 (function_subsections): Break out of struct function.
1873 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
1874 return_rtx and hard_reg_initial_vals from struct function.
1875 Kill inl_max_label_num.
1876 (current_function_pops_args, current_function_args_info,
1877 current_function_args_size, current_function_args_size,
1878 current_function_pretend_args_size,
1879 current_function_outgoing_args_size,
1880 current_function_internal_arg_pointer, current_function_return_rtx):
1881 Kill compatibility accestor macros.
1882 * builtins.c (expand_builtin_apply_args_1): Update.
1883 (expand_builtin_next_arg): Update.
1884 * df-scan.c (df_get_call_refs): Update.
1885 * dbxout.c (dbxout_function_end): Update.
1886 * dwarf2out.c (dwarf2out_switch_text_section): Update.
1887 (output_line_info): Update.
1888 (secname_for_decl): Update.
1889 (dwarf2out_var_location): Update.
1890 * function.c (free_after_compilation): Update.
1891 (assign_parm_find_stack_rtl): Update.
1892 (assign_parms): Update.
1893 (expand_dummy_function_end): Update.
1894 (expand_function_end): Update.
1895 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
1896 (expand_call): Update.
1897 (emit_library_call_value_1): Update.
1898 (store_one_arg): Update.
1899 * varasm.c (initialize_cold_section_name): Update.
1900 (unlikely_text_section): Update.
1901 (unlikely_text_section_p): Update.
1902 (assemble_start_function): Update.
1903 (assemble_end_function): Update.
1904 (default_section_type_flags): Update.
1905 (switch_to_section): Update.
1906 * integrate.c (set_decl_abstract_flags): Update.
1907 (get_hard_reg_initial_val): Update.
1908 (has_hard_reg_initial_val): Update.
1909 (allocate_initial_values): Update.
1910 * resource.c (init_resource_info): Update.
1911 * config/alpha/alpha.c (NUM_ARGS): Update.
1912 (direct_return): Update.
1913 (alpha_va_start): Update.
1914 (alpha_sa_size): Update.
1915 (alpha_initial_elimination_offset): Update.
1916 (alpha_expand_prologue): Update.
1917 (alpha_start_function): Update.
1918 (alpha_expand_epilogue): Update.
1919 (unicosmk_initial_elimination_offset):
1920 * config/alpha/alpha.md (call expander): Update.
1921 * config/s390/s390.c (s390_register_info): Update.
1922 (s390_register_info): Update.
1923 (s390_frame_info): Update.
1924 (s390_initial_elimination_offset): Update.
1925 (s390_build_builtin_va_list): Update.
1926 (s390_va_start): Update.
1927 * config/spu/spu.c (direct_return): Update.
1928 (spu_expand_prologue): Update.
1929 (spu_initial_elimination_offset): Update.
1930 (spu_build_builtin_va_list): Update.
1931 (spu_va_start): Update.
1932 * config/sparc/sparc.c (sparc_init_modes): Update.
1933 (sparc_compute_frame_size): Update.
1934 (function_value): Update.
1935 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
1936 * config/i386/i386.md (return expander): Update.
1937 * config/i386/i386.c (ix86_va_start): Update.
1938 (ix86_can_use_return_insn_p): Update.
1939 (ix86_compute_frame_layout): Update.
1940 (ix86_expand_epilogue): Update.
1941 * config/sh/sh.c (output_stack_adjust): Update.
1942 (calc_live_regs): Update.
1943 (sh_expand_prologue): Update.
1944 (sh_builtin_saveregs): Update.
1945 (sh_va_start): Update.
1946 (initial_elimination_offset): Update.
1947 (sh_allocate_initial_value): Update.
1948 (sh_function_ok_for_sibcall): Update.
1949 (sh_get_pr_initial_val): Update.
1950 * config/sh/sh.md (return expander): Update.
1951 * config/avr/avr.c (frame_pointer_required_p): UPdate.
1952 * config/crx/crx.c (crx_compute_frame): UPdate.
1953 (crx_initial_elimination_offset): UPdate.
1954 * config/xtensa/xtensa.c (compute_frame_size): Update
1955 (xtensa_builtin_saveregs): Update.
1956 (xtensa_va_start): Update.
1957 (order_regs_for_local_alloc): Update.
1958 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
1959 (xstormy16_expand_builtin_va_start): Update.
1960 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
1961 * config/m68hc11/m68hc11.md (return expanders): Update.
1962 * config/m68hc11/m68hc11.c (expand_prologue): Update.
1963 (expand_epilogue): Update.
1964 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
1965 (cris_simple_epilogue): Update.
1966 (cris_expand_prologue): Update.
1967 (cris_expand_epilogue): Update.
1968 * config/iq2000/iq2000.c (iq2000_va_start): Update.
1969 (compute_frame_size): Update.
1970 * config/mt/mt.c (mt_compute_frame_size): Update.
1971 * config/mn10300/mn10300.c (expand_prologue): Update.
1972 (expand_epilogue): Update.
1973 (initial_offset): Update.
1974 (mn10300_builtin_saveregs):
1975 * config/mn10300/mn10300.md (return expander): Update.
1976 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
1977 (ia64_initial_elimination_offset): Update.
1978 (ia64_initial_elimination_offset): Update.
1979 (ia64_expand_prologue): Update.
1980 * config/m68k/m68k.md (return expander): Update.
1981 * config/rs6000/rs6000.c (rs6000_va_start): Update.
1982 (rs6000_stack_info): Update.
1983 * config/mcore/mcore.c (layout_mcore_frame): Update.
1984 (mcore_expand_prolog): Update.
1985 * config/arc/arc.c (arc_compute_frame_size): Update.
1986 * config/score/score3.c (score3_compute_frame_size): Update.
1987 * config/score/score7.c (score7_compute_frame_size): Update.
1988 * config/arm/arm.c (use_return_insn): Update.
1989 (thumb_find_work_register): Update.
1990 (arm_compute_save_reg_mask): Update.
1991 (arm_output_function_prologue): Update.
1992 (arm_output_epilogue): Update.
1993 (arm_size_return_regs): Update.
1994 (arm_get_frame_offsets): Update.
1995 (arm_expand_prologue): Update.
1996 (thumb_exit): Update.
1997 (thumb_unexpanded_epilogue): Update.
1998 (thumb1_output_function_prologue): Update.
1999 * config/pa/pa.md (return expander): Update.
2000 * config/pa/pa.c (compute_frame_size): Update.
2001 (hppa_builtin_saveregs): Update.
2002 * config/mips/mips.c (mips_va_start): Update.
2003 (mips16_build_function_stub): Update.
2004 (mips_compute_frame_info): Update.
2005 (mips_restore_gp): Update.
2006 (mips_output_function_prologue): Update.
2007 (mips_expand_prologue): Update.
2008 * config/v850/v850.c (compute_frame_size): Update.
2009 (expand_prologue): * config/mmix/mmix.c (along): update.
2010 (mmix_initial_elimination_offset): update.
2011 (mmix_reorg): update.
2012 (mmix_use_simple_return): update.
2013 (mmix_expand_prologue): update.
2014 (mmix_expand_epilogue): Update.
2015 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
2016 (emit_link_insn): Update.
2018 2008-04-08 Anatoly Sokolov <aesok@post.ru>
2020 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
2021 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
2023 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
2026 2008-04-07 Jan Hubicka <jh@suse.cz>
2028 * function.h (rtl): Rename to x_rtl.
2030 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2031 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2032 used_temp_slots avail_temp_slots, temp_slot_level,
2033 nonlocal_goto_handler_labels): Update accesstors.
2034 (rtl): New global variable.
2035 (struct function): Move some fileds to rtl_data.
2036 (get_arg_pointer_save_area): Update prototype.
2037 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2038 get_arg_pointer_save_area.
2039 * expr.c (init_expr): Update
2040 * function.c (get_frame_size): Update
2041 (assign_stack_local): Update
2042 (expand_function_end): Update.
2043 (get_art_pointer_save_area): Update
2045 * emit-rtl.c (rtl): Declare.
2046 (regno_reg_rtx): Declare.
2047 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2049 (gen_reg_rtx): Update.
2050 * varasm.c (n_deferred_constatns): Update accestor.
2051 (init_varasm_status): Do not allocate varasm_status.
2052 (force_const_mem, get_pool_size, output_constant_pool): Update.
2053 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2054 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2055 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
2056 * sparc/sparc.h (INIT_EXPANDERS): Update.
2057 * ia64/ia64.h (INIT_EXPANDERS): Update.
2059 2008-04-07 James E. Wilson <wilson@tuliptree.org>
2061 * reload.c (push_secondary_reload): Add missing break to for loop.
2063 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
2065 PR middle-end/PR28690
2066 * rtlanal.c: Update copyright years.
2067 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
2068 as REG_POINTER and MEM_POINTER operands.
2069 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
2070 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
2071 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
2072 * gcse.c: Update copyright years.
2073 (pre_delete): Call gen_reg_rtx_and_attrs.
2074 (hoist_code): Likewise.
2075 (build_store_vectors): Likewise.
2076 (delete_store): Likewise.
2077 * loop-invariant.c (move_invariant_reg): Likewise.
2078 Update copyright years.
2080 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
2082 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
2083 control string instead of quoted.
2085 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2087 * doc/rtl.texi: Rewrite of subreg section.
2089 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
2092 * config/i386/i386.c (legitimize_pic_address): Add treating
2093 of dllimport SYM_REF's.
2094 (legitimize_dllimport_symbol): Add prototype.
2096 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
2098 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
2099 reference in constructor with non self-referential type.
2101 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
2103 Removal of Return with Depressed Stack Pointer support
2104 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
2105 (ECF_SP_DEPRESSED): Likewise.
2106 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
2107 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
2108 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2109 (expand_call): Do not test ECF_SP_DEPRESSED.
2110 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2111 * function.c (keep_stack_depressed): Delete.
2112 (handle_epilogue_set): Likewise.
2113 (update_epilogue_consts): Likewise.
2114 (emit_equiv_load): Likewise.
2115 (thread_prologue_and_epilogue_insns): Remove support for Return with
2116 Depressed Stack Pointer.
2117 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2119 2008-04-06 Richard Guenther <rguenther@suse.de>
2121 PR tree-optimization/35400
2122 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
2123 information from SSA_NAMEs.
2125 2008-04-06 Anatoly Sokolov <aesok@post.ru>
2127 * config/avr/avr.h (avr_mega_p): Remove declaration.
2128 (AVR_MEGA): Remove macro.
2129 * config/avr/avr.c (avr_mega_p): Remove variable.
2130 (avr_override_options): Remove inicializion of avr_mega_p.
2131 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
2132 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
2133 (avr_jump_mode): (Ditto.).
2134 (avr_output_progmem_section_asm_op): (Ditto.).
2135 (avr_asm_init_sections): (Ditto.).
2136 (avr_asm_init_sections): (Ditto.).
2137 (avr_rtx_costs): (Ditto.).
2138 * config/avr/avr.md: (Ditto.).
2139 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
2142 2008-04-06 Richard Guenther <rguenther@suse.de>
2144 PR tree-optimization/35842
2145 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
2146 is_gimple_invariant_address.
2148 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2150 * gcc.c (default_compilers): Sync Fortran extensions list with
2151 that in fortran/lang-specs.h.
2152 * doc/invoke.texi: Likewise.
2153 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
2154 * dwarf2out.c (gen_compile_unit_die): Likewise.
2156 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
2158 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
2160 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
2163 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
2164 attribute is used for nested functions.
2166 2008-04-05 Jan Hubicka <jh@suse.cz>
2168 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
2170 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
2172 (dump_files): Update.
2173 (enable_rtl_dump_file): Do not accept letter argument.
2174 * tree-pass.h (dump_file_info): Remove letter argument.
2175 * toplev.c (decode_d_option): Update -da handling.
2176 * toplev.h (enable_rtl_dump_file): Update prototype.
2177 * passes.c (register_one_dump_file): Do not accept IPA argument; work
2178 it out based on pass type.
2179 (register_dump_files_1): Likewise.
2180 (init_optimization_passes): Update register_one_dump_file calls.
2181 (execute_one_pass): Sanity check that IPA passes are called at IPA
2182 level and RTL passes at RTL level.
2183 (execute_pass_list): IPA pass can not be after or subpass of
2185 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
2186 disallov RTL subpasses of IPA subpasses.
2188 2008-04-05 Ben Elliston <bje@au.ibm.com>
2190 * tree-cfg.c (need_fake_edge_p): Return false for calls to
2191 builtins that return exactly once and do not throw. Cache call to
2194 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
2196 PR rtl-optimization/34916
2198 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
2199 between instruction pairs.
2201 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
2203 * doc/invoke.texi: Document -mbitops for SH.
2204 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
2205 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
2206 * config/sh/sh.c (print_operand): Add %t operand code.
2207 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
2208 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
2209 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
2210 (extendqihi2): Likewise.
2211 (movqi_i): Likewise.
2212 (insv): Use bset, bclr and bst instructions for SH2A if possible.
2213 (extv): Use bld instruction for SH2A if possible.
2215 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
2216 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
2217 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
2218 (bset.b, bclr.b): Define peepholes.
2219 * config/sh/sh.opt (mbitops): New option.
2221 2008-04-04 Janis Johnson <janis187@us.ibm.com>
2224 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
2225 and view convert expression.
2227 2008-04-04 Jakub Jelinek <jakub@redhat.com>
2230 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
2232 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
2234 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
2236 * config/i386/cpuid.h (bit_AES): New.
2237 (bit_PCLMUL): Likewise.
2239 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
2240 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
2241 SSE2 if AES or PCLMUL is enabled.
2242 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
2243 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
2244 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
2245 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
2246 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
2247 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
2248 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
2249 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
2250 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
2251 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
2252 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
2253 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
2254 __builtin_ia32_aeskeygenassist128 and
2255 __builtin_ia32_pclmulqdq128.
2256 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
2257 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
2258 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
2260 * config/i386/i386.h (TARGET_AES): New.
2261 (TARGET_PCLMUL): Likewise.
2262 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
2264 * config/i386/i386.md (UNSPEC_AESENC): New.
2265 (UNSPEC_AESENCLAST): Likewise.
2266 (UNSPEC_AESDEC): Likewise.
2267 (UNSPEC_AESDECLAST): Likewise.
2268 (UNSPEC_AESIMC): Likewise.
2269 (UNSPEC_AESKEYGENASSIST): Likewise.
2270 (UNSPEC_PCLMUL): Likewise.
2272 * config/i386/i386.opt (maes): New.
2273 (mpclmul): Likewise.
2275 * config/i386/sse.md (aesenc): New pattern.
2276 (aesenclast): Likewise.
2278 (aesdeclast): Likewise.
2280 (aeskeygenassist): Likewise.
2281 (pclmulqdq): Likewise.
2283 * config/i386/wmmintrin.h: New.
2285 * doc/extend.texi: Document AES and PCLMUL built-in function.
2287 * doc/invoke.texi: Document -maes and -mpclmul.
2289 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
2291 * function.c (free_after_parsing): Replace with
2292 cxx_push_function_context from C++ front-end.
2293 (allocate_struct_function): Don't call langhook.
2294 * langhooks.h (struct lang_hooks_for_functions): Delete.
2295 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
2297 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
2298 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
2299 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
2300 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
2301 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
2302 remove LANG_HOOKS_FUNCTION_INITIALIZER.
2303 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
2305 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
2306 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
2308 2008-04-04 Jakub Jelinek <jakub@redhat.com>
2311 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
2314 2008-04-04 Richard Guenther <rguenther@suse.de>
2317 * fold-const.c (optimize_minmax_comparison): Use the correct
2318 type for the constant in the simplified comparison.
2320 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
2322 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
2323 Pass L2 size as "--param l2-cache-size" to the compiler.
2324 (decode_l2_cache): New function to decode L2 cache parameters using
2325 0x8000006 extended cpuid function.
2326 (detect_caches_amd): Determine parameters of L2 cache using
2327 decode_l2_caches function.
2328 (decode_caches_intel): Decode L2 cache parameters.
2329 (detect_caches_intel): Determine L2 cache parameters using
2330 decode_caches_intel and decode_l2_caches functions.
2332 2008-04-03 Bob Wilson <bob.wilson@acm.org>
2334 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
2335 secondary input reload for subword loads from the constant pool.
2337 2008-04-03 Janis Johnson <janis187@us.ibm.com>
2340 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
2341 constants of the appropriate size for runtime calculations.
2344 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
2345 decimal-float literal constant zero.
2347 2008-04-03 Jakub Jelinek <jakub@redhat.com>
2350 * c-parser.c (c_parser_omp_atomic): Call
2351 default_function_array_conversion on the RHS.
2354 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
2355 call is_variable_sized if decl has incomplete type.
2357 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
2359 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
2361 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
2363 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
2365 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
2366 (sgt<u>): Merge sgt and sgtu into new expander.
2367 (sgt, sgtu): Remove expanders.
2368 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
2369 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
2370 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
2371 *sgtu_<mode>_mips16 into new pattern.
2372 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
2373 (sge<u>): Merge sge and sgeu into new expander.
2374 (sge, sgeu): Remove expanders.
2375 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
2377 (*sge_<mode>, second *sge_<mode>): Remove patterns.
2378 (slt<u>): Merge slt and sltu into new expander.
2379 (slt, sltu): Remove expanders.
2380 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
2381 (*slt_<mode>, *sltu_<mode>): Remove patterns.
2382 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
2383 *sltu_<mode>_mips16 into new pattern.
2384 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
2385 (sle<u>): Merge sle and sleu into new expander.
2386 (sle, sleu): Remove expanders.
2387 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
2388 (*sle_<mode>, *sleu_<mode>): Remove patterns.
2389 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
2390 *sleu_<mode>_mips16 into new pattern.
2391 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
2393 2008-04-03 Jan Hubicka <jh@suse.cz>
2395 PR tree-optimization/35795
2396 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
2397 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2398 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2399 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2400 * score/score3.c (score3_output_mi_thunk): Likewise.
2401 * score/score7.c (score7_output_mi_thunk): Likewise.
2402 * mips/mips.c (mips_output_mi_thunk): Likewise.
2404 2008-04-03 Richard Guenther <rguenther@suse.de>
2406 * tree-vrp.c (extract_range_from_unary_expr): Handle all
2407 conversions. Simplify code.
2409 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
2411 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
2413 2008-04-03 Tom Tromey <tromey@redhat.com>
2414 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2416 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
2417 * config/bfin/t-bfin-linux (generated_files): Add
2418 linux-sysroot-suffix.h.
2419 * doc/install.texi (Prerequisites): Require make 3.80.
2420 * doc/sourcebuild.texi (Front End Directory): Document new
2422 * Makefile.in (generated_files): New variable.
2423 (ALL_HOST_OBJS): New variable.
2424 ($(ALL_HOST_OBJS)): New target.
2426 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
2428 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
2429 (remap_block): Call id->transform_lang_insert_block instead
2431 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
2432 Set id.transform_lang_insert_block to NULL.
2433 (clone_body): Move to cp/optimize.c
2434 * tree-inline.h (struct copy_body_data): Change
2435 transform_lang_insert_block to function pointer.
2436 (copy_generic_body, copy_decl_no_change): Export.
2437 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
2438 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
2439 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
2441 * c-tree.h (insert_block): Kill.
2442 * c-decl.c (insert_block): Kill.
2444 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
2446 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2447 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
2448 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
2450 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
2451 argument, call {push,pop}_function_context from here.
2452 * c-parser.c: Use c_{push,pop}_function_context.
2454 * function.c (push_function_context_to): Move meat ...
2455 (push_function_context): ... here. Simplify.
2456 * function.c (pop_function_context_from): Move meat ...
2457 (pop_function_context): ... here. Simplify.
2458 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
2460 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2461 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
2462 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
2463 * tree.h (push_function_context_to, pop_function_context_from): Remove.
2465 2008-04-03 Ben Elliston <bje@au.ibm.com>
2467 * expmed.c (extract_force_align_mem_bit_field): Remove.
2469 2008-04-03 Richard Guenther <rguenther@suse.de>
2472 * expr.h (try_casesi): Adjust prototype.
2473 * expr.c (try_casesi): Take fallback label as extra parameter.
2474 Use that for gen_casesi if default_label is NULL.
2475 * stmt.c (expand_case): Pass fallback label to try_casesi,
2476 make sure to fill gaps with a fallback label if default_label
2479 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
2482 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
2484 2008-04-03 Ben Elliston <bje@au.ibm.com>
2486 * expmed.c (extract_split_bit_field): Remove if (0) code.
2487 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
2488 (do_ds_constraint): Likewise.
2490 2008-04-02 Joseph Myers <joseph@codesourcery.com>
2492 * doc/cppopts.texi (-dU): Document.
2493 * c-common.h (flag_dump_macros): Update comment.
2494 * c-opts.c (handle_OPT_d): Handle -dU.
2495 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
2496 dump_queued_macros, cb_used_define, cb_used_undef): New.
2497 (init_pp_output): Handle -dU.
2498 (cb_line_change): Call dump_queued_macros.
2499 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
2501 2008-04-02 Anatoly Sokolov <aesok@post.ru>
2503 * config/avr/predicates.md (io_address_operand): New predicate.
2504 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
2505 * config/avr/avr.c (avr_io_address_p): Remove function.
2506 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
2507 'avr_io_address_p' function.
2508 (out_movhi_r_mr): (Ditto.).
2509 (out_movqi_mr_r): (Ditto.).
2510 (out_movhi_mr_r): (Ditto.).
2511 (avr_address_cost): (Ditto.).
2513 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
2515 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
2516 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
2517 in 32bit mode when XMM registers are available to avoid store
2519 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
2520 corresponding post-reload splitters.
2522 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2524 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
2525 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
2526 __builtin_ia32_roundss.
2527 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
2528 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
2529 __builtin_ia32_roundss.
2530 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
2531 IX86_BUILTIN_SHUFPD here.
2533 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2535 * config/i386/i386.md (plogic): New.
2536 (plogicprefix): Likewise.
2538 * config/i386/mmx.md (mmx_<code><mode>3): New.
2539 (mmx_and<mode>3): Removed.
2540 (mmx_ior<mode>3): Likewise.
2541 (mmx_xor<mode>3): Likewise.
2543 * config/i386/sse.md (<code><mode>3): New.
2544 (*<code><mode>3): Likewise.
2545 (*<code><mode>3): Likewise.
2546 (<code><mode>3): Likewise.
2547 (*sse_<code><mode>3): Likewise.
2548 (*sse2_<code><mode>3): Likewise.
2549 (<code>tf3): Likewise.
2550 (*<code>tf3): Likewise.
2551 (and<mode>3): Likewise.
2552 (*and<mode>3): Likewise.
2553 (ior<mode>3): Removed.
2554 (*ior<mode>3): Likewise.
2555 (xor<mode>3): Likewise.
2556 (*xor<mode>3): Likewise.
2557 (*and<mode>3): Likewise.
2558 (*ior<mode>3): Likewise.
2559 (*xor<mode>3): Likewise.
2560 (and<mode>3): Likewise.
2561 (*sse_and<mode>3): Likewise.
2562 (*sse2_and<mode>3): Likewise.
2564 (*andtf3): Likewise.
2565 (ior<mode>3): Likewise.
2566 (*sse_ior<mode>3): Likewise.
2567 (*sse2_ior<mode>3): Likewise.
2569 (*iortf3): Likewise.
2570 (xor<mode>3): Likewise.
2571 (*sse_xor<mode>3): Likewise.
2572 (*sse2_xor<mode>3): Likewise.
2574 (*xortf3): Likewise.
2576 2008-04-02 Richard Guenther <rguenther@suse.de>
2578 PR tree-optimization/14495
2579 PR tree-optimization/34793
2580 * tree-vrp.c (struct switch_update): New structure.
2581 (to_remove_edges, to_update_switch_stmts): New VECs.
2582 (simplify_switch_using_ranges): New function. Remove not taken
2583 case labels and edges.
2584 (simplify_stmt_using_ranges): Call it.
2585 (identify_jump_threads): Mark edges we have queued for removal
2586 so we don't thread them.
2587 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
2589 * tree-cfg.c (group_case_labels): Deal with missing default label.
2590 (tree_verify_flow_info): Allow missing default label.
2591 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
2592 (emit_case_nodes): Likewise.
2593 (expand_case): Do not rely on the default label to be present.
2594 * expr.c (try_casesi): Deal with NULL default_label.
2595 (do_tablejump): Likewise.
2597 2008-04-02 Richard Guenther <rguenther@suse.de>
2599 PR tree-optimization/14495
2600 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
2601 SWITCH_EXPR here ...
2602 (vrp_visit_switch_stmt): ... but here (new function).
2603 (find_case_label_index): New helper function.
2604 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
2606 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2608 * fwprop.c: Fix ISO-C99ism.
2610 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2613 * Makefile.in (objdir): Set it here.
2614 * configure.ac: Not here. Find dynamic linker characteristics.
2615 * exec-tool.in: Use them.
2616 * aclocal.m4: Regenerate.
2617 * configure: Regenerate.
2619 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2621 * expr.c (expand_var): Delete it.
2622 * expr.h (expand_var): Delete prototype.
2623 * function.c (expand_function_start): Use expand_decl instead.
2624 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
2627 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
2629 PR rtl-optimization/35542
2630 * fwprop.c (forward_propagate_and_simplify): Replace
2631 loc_reg_mentioned_in_p with reg_mentioned_p.
2633 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2635 PR rtl-optimization/35281
2636 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
2637 (propagate_rtx_1): Handle PR_HANDLE_MEM.
2638 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
2639 (varying_mem_p): Move above propagate_rtx.
2640 (all_uses_available_at): Do not check MEMs.
2642 2008-04-02 Rafael Espindola <espindola@google.com>
2644 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
2645 (register_edge_assert_for_2): Split the cond argument.
2646 (register_edge_assert_for_1): Adjust for the change in
2647 register_edge_assert_for_2.
2648 (register_edge_assert_for): Split the cond argument.
2649 (find_switch_asserts): Adjust for the change in
2650 register_edge_assert_for.
2652 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
2654 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
2655 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
2656 offsets for 64-bit mingw.
2657 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
2658 abi for x86_64-pc-mingw.
2660 2008-04-02 Richard Guenther <rguenther@suse.de>
2662 * tree-vrp.c (extract_range_from_assert): Make sure to not
2663 produce range min/max with TREE_OVERFOW set.
2664 If merging a anti-range and a range keep the anti-range if
2665 the range covers all values of the type.
2666 (register_edge_assert_for_2): Only allow sign-changing
2667 conversions in detecting canonical range checks. Also
2668 register an assert for the unsigned name if useful.
2670 PR tree-optimization/35787
2671 * tree-vrp.c (vrp_val_max): New function.
2672 (vrp_val_min): Likewise.
2673 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
2674 (vrp_val_is_min): Likewise.
2675 (supports_overflow_infinity): Use vrp_val_{min,max}.
2676 (negative_overflow_infinity): Likewise.
2677 (positive_overflow_infinity): Likewise.
2678 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
2679 (is_positive_overflow_infinity): Likewise.
2680 (is_overflow_infinity): Likewise.
2681 (avoid_overflow_infinity): Use vrp_val_{min,max} and
2682 vrp_val_is_{min,max}.
2683 (set_and_canonicalize_value_range): Canonicalize anti-ranges
2684 to ranges if possible. Avoid empty ranges.
2686 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2689 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
2690 the expression is a function address.
2692 2008-04-01 George Helffrich <george@gcc.gnu.org>
2694 PR fortran/35154, fortran/23057
2695 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
2696 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
2697 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
2698 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
2700 (dbxout_syms): Check for COMMON-based symbol and wrap in
2701 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
2702 in bracket for efficiency.
2704 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
2705 using DW_TAG_common_block + member offset.
2706 (add_pubname_string): New function.
2707 (dw_expand_expr): New function to find block name and offset for
2709 (common_check): New function to check whether symbol in Fortran COMMON.
2710 (gen_variable_die): If COMMON, use DW_TAG_common_block.
2712 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
2715 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
2717 2008-04-02 Ben Elliston <bje@au.ibm.com>
2719 * config/v850/v850.md (casesi): Remove if (0) code.
2720 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2721 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
2723 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
2725 * config/i386/i386.md (rex64suffix): New mode attribute.
2726 (floathi<mode>2): Disable expander for SSE math.
2727 (*floathi<mode>2_1): New insn insn_and_split pattern.
2728 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
2729 corresponding post-reload splitters.
2730 (*floathi<mode>2_i387): New macroized insn pattern.
2731 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
2732 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
2733 insn_and_split pattern.
2734 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
2735 New macroized instruction patterns and corresponding post-reload
2737 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
2738 and corresponding post-reload splitters.
2739 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
2740 New macroized instruction patterns.
2741 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
2742 macroized instruction patterns and corresponding post-reload splitters.
2743 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
2744 corresponding post-reload splitters.
2745 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
2746 New macroized instruction patterns.
2747 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
2748 corresponding post-reload splitters.
2749 (*floatsi<mode>2_i387): New macroized instruction patterns.
2751 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
2753 * config/i386/i386.md (smaxmin): New.
2754 (umaxmin): Likewise.
2755 (maxminiprefix): Likewise.
2756 (maxminfprefix): Likewise.
2757 (<code><mode>3): Likewise.
2758 (smin<mode>3): Removed.
2759 (smax<mode>3): Likewise.
2761 * config/i386/mmx.md (mmx_<code>v2sf3): New.
2762 (mmx_<code>v4hi3): Likewise.
2763 (mmx_<code>v8qi3): Likewise.
2764 (mmx_smaxv2sf3): Removed.
2765 (mmx_sminv2sf3): Likewise.
2766 (mmx_umaxv8qi3): Likewise.
2767 (mmx_smaxv4hi3): Likewise.
2768 (mmx_uminv8qi3): Likewise.
2769 (mmx_sminv4hi3): Likewise.
2771 * config/i386/sse.md (<addsub><mode>3): New.
2772 (*<addsub><mode>3): Likewise.
2773 (<sse>_vm<addsub><mode>3): Likewise.
2774 (<maxmin><mode>3): Likewise.
2775 (*<maxmin><mode>3_finite): Likewise.
2776 (*<maxmin><mode>3): Likewise.
2777 (<sse>_vm<maxmin><mode>3): Likewise.
2778 (sse3_h<addsub>v4sf3): Likewise.
2779 (sse3_h<addsub>v2df3): Likewise.
2780 (<maxmin>v16qi3): Likewise.
2781 (*<maxmin>v16qi3): Likewise.
2782 (<maxmin>v8hi3): Likewise.
2783 (*<maxmin>v8hi3): Likewise.
2784 (*sse4_1_<maxmin><mode>3): Likewise.
2785 (*sse4_1_<maxmin><mode>3): Likewise.
2786 (add<mode>3): Removed.
2787 (*add<mode>3): Likewise.
2788 (<sse>_vmadd<mode>3): Likewise.
2789 (sub<mode>3): Likewise.
2790 (*sub<mode>3): Likewise.
2791 (<sse>_vmsub<mode>3): Likewise.
2792 (smin<mode>3): Likewise.
2793 (*smin<mode>3_finite): Likewise.
2794 (*smin<mode>3): Likewise.
2795 (<sse>_vmsmin<mode>3): Likewise.
2796 (smax<mode>3): Likewise.
2797 (*smax<mode>3_finite): Likewise.
2798 (*smax<mode>3): Likewise.
2799 (<sse>_vmsmax<mode>3): Likewise.
2800 (sse3_haddv4sf3): Likewise.
2801 (sse3_haddv2df3): Likewise.
2802 (sse3_hsubv4sf3): Likewise.
2803 (sse3_hsubv2df3): Likewise.
2804 (umaxv16qi3): Likewise.
2805 (*umaxv16qi3): Likewise.
2806 (smaxv8hi3): Likewise.
2807 (*smaxv8hi3): Likewise.
2808 (*sse4_1_smax<mode>3): Likewise.
2809 (*sse4_1_umax<mode>3): Likewise.
2810 (uminv16qi3): Likewise.
2811 (*uminv16qi3): Likewise.
2812 (sminv8hi3): Likewise.
2813 (*sminv8hi3): Likewise.
2814 (*sse4_1_smin<mode>3): Likewise.
2815 (*sse4_1_umin<mode>3): Likewise.
2817 2008-04-01 Rafael Espindola <espindola@google.com>
2819 * tree-cfg.c (verify_expr): remove in_phi.
2820 (verify_stmt): Don't call walk_tree with verify_expr. Use
2821 is_gimple_min_invariant instead of is_gimple_val.
2823 2008-04-01 Joseph Myers <joseph@codesourcery.com>
2825 * doc/include/gpl_v3.texi: Update for manpage generation.
2826 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
2828 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
2829 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
2830 gpl_v3.texi instead of gpl.texi.
2833 2008-04-01 Jakub Jelinek <jakub@redhat.com>
2836 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
2838 2008-04-01 Rafael Espindola <espindola@google.com>
2840 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
2841 (extract_code_and_val_from_cond): Use
2842 extract_code_and_val_from_cond_with_ops.
2844 2008-04-01 Jan Hubicka <jh@suse.cz>
2846 * function.c (free_after_compilation): Free epilogue_delay_list.
2847 (prepare_function_start): Assert that previous compilation was freed.
2849 2008-04-01 Jan Hubicka <jh@suse.cz>
2850 Jim Wilson <wilson@tuliptree.org>
2851 Andreas Tobler <andreast@gcc.gnu.org>
2854 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
2855 rtl.emit instead cfun->emit.
2856 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
2857 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
2859 2008-04-01 Ben Elliston <bje@au.ibm.com>
2861 * doc/c-tree.texi (Function Basics): Fix grammatical error.
2863 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
2865 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
2867 (fprofile-use): Add var flag_profile_use
2868 * coverage.c (coverage_begin_output): Do not open a gcno file for
2869 output only if -ftest-coverage is set.
2870 Do not add getpwd() to gcda file path.
2871 (build_gcov_info): Check the new flag
2872 flag_profile_datafile_relative_path.
2873 (coverage_init): Use profile_data_prefix.
2874 Read profile counter only if flag_profile_use is set.
2875 * opts.c (common_handle_option): New option fprofile-use=,
2876 fprofile-dir=, fprofile-generate=.
2877 * toplev.c (profile_data_prefix): New variable definition.
2878 * toplev.h (profile_data_prefix): New declaration.
2879 * doc/invoke.tex (Option Summary, Optimization Options):
2882 2008-03-31 James E. Wilson <wilson@tuliptree.org>
2884 * varasm.c (output_constant_pool_1): In LABEL_REF check,
2885 use tmp consistently.
2888 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
2889 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2890 UNSPEC_FR_RECIP_APPROX_RES.
2891 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
2893 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
2896 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
2898 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2901 * fold-const.c (fold_indirect_ref_1): Support accessing non first
2902 element of the vector via a pointer.
2904 2008-03-31 Ian Lance Taylor <iant@google.com>
2906 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
2908 2008-03-31 Jan Hubicka <jh@suse.cz>
2910 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2911 get_arg_pointer_save_area.
2912 * expr.c (init_expr): Just clear out rtl.expr.
2913 * function.c (free_after_compilation): Clear out whole RTL structure.
2914 (get_func_frame_size): Merge into ...
2915 (get_frame_size): ... this one.
2916 (assign_stack_local_1): Merge into ...
2917 (assign_stack_local): ... this one.
2918 (expand_function_end): Update call of get_arg_pointer_save_area.
2919 (get_art_pointer_save_area): Remove cfun argument.
2920 * function.h (emit_status): regno_pointer_align does not need length
2921 attribute. Move x_regno_reg_rtx to ...
2922 (regno_reg_rtx): ... new global array.
2923 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
2924 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
2925 apply_args_value, forced_labels, stack_pointer_delta):
2927 (struct varasm_status): Move here from varasm.c
2928 (struct rtl_data): New. Move here some fields from struct function.
2929 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2930 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2931 used_temp_slots avail_temp_slots, temp_slot_level,
2932 nonlocal_goto_handler_labels): Update accesstors.
2933 (rtl): New global variable.
2934 (struct function): Move some fileds to rtl_data.
2935 (get_arg_pointer_save_area): Update prototype.
2936 * emit-rtl.c (rtl): Declare.
2937 (regno_reg_rtx): Declare.
2938 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2940 (gen_reg_rtx): Update.
2941 (init_virtual_regs): Do not tate emit_status argument.
2942 (init_emit): Do not allocate emit.
2943 * varasm.c (varasm_statuc): Move to function.h.
2944 (n_deferred_constatns): Update accestor.
2945 (init_varasm_status): Do not allocate varasm_status.
2946 (force_const_mem, get_pool_size, output_constant_pool): Update.
2947 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2948 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2950 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
2952 PR rtl-optimization/35729
2953 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
2956 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
2959 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
2960 load/store if memory is unaligned.
2961 (*movti_rex64): Likewise.
2963 * config/i386/predicates.md (misaligned_operand): New.
2965 2008-03-31 Andrew Pinski <pinskia@gmail.com>
2968 * tree-ssa-phiopt.c (conditional_replacement): Return early for
2971 2008-03-31 Jan Beulich <jbeulich@novell.com>
2973 * config/ia64/constraints.md: Add 'j' constraint.
2974 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
2975 (movdi_internal): Likewise.
2977 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
2980 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
2982 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
2985 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
2986 proper error message for the third argument on blendpd and
2989 * config/i386/sse.md (blendbits): New.
2990 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
2992 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
2994 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
2996 2008-03-30 Richard Guenther <rguenther@suse.de>
2999 * fold-const.c (fold_sign_changed_comparison): Do leave
3000 conversions to base-types alone.
3002 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
3004 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
3005 the link register if one altivec register is be saved.
3007 2008-03-30 Ben Elliston <bje@au.ibm.com>
3009 * final.c (final_scan_insn): Remove if (0) code.
3011 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
3013 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
3015 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
3017 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
3018 of V4SFmode to ix86_binary_operator_ok.
3020 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
3022 * config/i386/i386.c (override_options): Initialize
3023 ix86_veclib_handler to ix86_veclibabi_svml when
3024 -mveclibabi=svml is used.
3025 (ix86_veclibabi_svml): New function for SVML ABI style
3026 vectorization support.
3027 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
3029 2008-03-28 Rafael Espindola <espindola@google.com>
3031 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
3032 (tree_binary_nonnegative_warnv_p): Make it public.
3033 (tree_single_nonnegative_warnv_p): Make it public.
3034 (tree_invalid_nonnegative_warnv_p): Make it public.
3035 (tree_unary_nonzero_warnv_p): Make it public.
3036 (tree_binary_nonzero_warnv_p): Make it public
3037 (tree_single_nonzero_warnv_p): Make it public.
3038 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
3039 (extract_range_from_binary_expr): Split the expr argument.
3040 (extract_range_from_unary_expr): Split the expr argument.
3041 (extract_range_from_comparison): Split the expr argument.
3042 (extract_range_from_expr): Use the new aux functions.
3043 (vrp_evaluate_conditional_warnv): Use
3044 vrp_evaluate_conditional_warnv_with_ops.
3045 * tree.h (tree_unary_nonzero_warnv_p): Declare.
3046 (tree_binary_nonzero_warnv_p): Declare.
3047 (tree_single_nonzero_warnv_p): Declare.
3048 (tree_expr_nonzero_warnv_p): Declare.
3049 (tree_unary_nonnegative_warnv_p): Declare.
3050 (tree_binary_nonnegative_warnv_p): Declare.
3051 (tree_single_nonnegative_warnv_p): Declare.
3052 (tree_invalid_nonnegative_warnv_p): Declare.
3054 2008-03-28 Richard Guenther <rguenther@suse.de>
3056 PR tree-optimization/30317
3057 PR tree-optimization/30911
3058 PR tree-optimization/34793
3059 * tree-vrp.c (set_and_canonicalize_value_range): New function.
3060 (struct assert_locus_d): New member EXPR.
3061 (register_new_assert_for): Add EXPR parameter to support
3062 ASSERT_EXPR <name, expr OP limit>.
3063 (register_edge_assert_for_1): Adjust callers.
3064 (find_assert_locations): Likewise.
3065 (process_assert_insertions_for): Build condition from expression.
3066 (extract_range_from_assert): Handle ASSERT_EXPRs
3067 of the form ASSERT_EXPR <name, expr OP limit>.
3068 (register_edge_assert_for_2): New helper registering
3069 asserts for comparisons. Recognize range tests of the form
3070 (unsigned)i - CST1 OP CST2.
3071 (register_edge_assert_for_1): Use it.
3072 (register_edge_assert_for): Likewise.
3073 (needs_overflow_infinity): Integer sub-types
3074 do not need overflow infinities.
3075 (vrp_val_is_max): The extreme values of integer sub-types
3076 are those of the base type.
3077 (vrp_val_is_min): Likewise.
3078 * tree.def (ASSERT_EXPR): Document extra allowed conditional
3081 2008-03-28 Nick Clifton <nickc@redhat.com>
3084 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
3085 Return GENERAL_REGS for stack adjustment reloads.
3087 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3090 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
3091 const_vector when all the vectors are constant.
3093 2008-03-27 Bob Wilson <bob.wilson@acm.org>
3095 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
3097 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
3098 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
3100 (s<code>_sf): Use new scc_sf attribute for opcode names.
3102 2008-03-27 Tom Tromey <tromey@redhat.com>
3104 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
3105 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
3106 config/spu/t-spu-elf, config/i386/t-interix,
3107 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
3108 config/i386/x-darwin, config/i386/x-mingw32,
3109 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
3110 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
3111 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
3112 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
3113 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
3114 config/rs6000/x-darwin, config/rs6000/t-rs6000,
3115 config/score/t-score-elf, config/arm/t-strongarm-pe,
3116 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
3117 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
3118 Revert automatic dependency patch.
3120 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
3123 * config/i386/i386.c (ix86_function_arg_boundary): Align
3124 decimal floating point to its natural boundary.
3126 2008-03-27 Richard Guenther <rguenther@suse.de>
3129 * fold-const.c (fold_comparison): Restrict distinct decl
3130 comparison folding to VAR_DECLs and PARM_DECLs. Do not
3131 solely rely on operand_equal_p.
3133 2008-03-27 Richard Guenther <rguenther@suse.de>
3136 * c-common.c (handle_weak_attribute): Reject combination of
3139 2008-03-27 Richard Guenther <rguenther@suse.de>
3141 PR tree-optimization/32810
3142 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
3143 conversions from DECL_INITIAL.
3144 (fold_const_aggregate_ref): Likewise from constructor elements.
3146 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
3148 * tree-affine.h (aff_combination_expand): Declare.
3149 (get_inner_reference_aff): Likewise.
3150 * tree-affine.c (aff_combination_expand): Split out from
3151 tree_to_aff_combination_expand.
3152 (get_inner_reference_aff): New function.
3153 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
3154 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
3155 (struct lim_aux_data): sm_done field removed.
3156 (mem_ref_loc_p, mem_ref_locs_p): New types.
3157 (struct mem_ref): Added id, stored, accesses_in_loop,
3158 indep_loop, dep_loop, indep_ref, dep_ref fields.
3159 Removed is_stored, locs and next fields.
3160 (memory_accesses): New variable.
3161 (movement_possibility): Do not allow moving statements
3162 that store to memory.
3163 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
3165 (determine_max_movement): For statements with memory references,
3166 find the outermost loop in that the reference is independent.
3167 (move_computations_stmt): Mark the virtual operands for renaming.
3168 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
3169 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
3170 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
3171 add_vop_ref_mapping, create_vop_ref_mapping_loop,
3172 create_vop_ref_mapping, analyze_memory_references,
3173 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
3174 get_all_locs_in_loop, ref_always_accessed_p,
3175 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
3176 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
3177 store_motion_loop, store_motion): New functions.
3178 (struct vop_to_refs_elt): New type.
3179 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
3180 memref_hash, memref_eq, hoist_memory_references): Rewritten.
3181 (schedule_sm): Replaced by...
3182 (execute_sm): ... this.
3183 (determine_lsm_ref, hoist_memory_references,
3184 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
3185 find_more_ref_vops, free_mem_ref, free_mem_refs,
3186 determine_lsm_loop, determine_lsm): Removed.
3187 (tree_ssa_lim_finalize): Free data structures used by store motion.
3188 (tree_ssa_lim): Call analyze_memory_references. Use
3189 store_motion instead of determine_lsm.
3191 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
3193 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
3194 rename tmake_file to m68hc11/t-m68hc11.
3195 (mcore): Set inhibit_libc to true.
3196 * config.host (alpha*-dec-*vms*): Set extra_programs.
3197 (interix3*): Don't use host_xmake_file.
3198 * configure.ac: Let config.gcc override inhibit_libc.
3199 * configure: Regenerate.
3201 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
3202 * config/t-openbsd-thread: Remove commented out lines.
3204 * config/x-interix: Remove.
3206 * config/m68hc11/t-m68hc11-gas: Rename to...
3207 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
3209 * config/mcore/t-mcore: Remove T_CFLAGS.
3210 * config/mcore/t-mcore-pe: Likewise.
3212 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
3214 * configure.ac: Replace custom __GNU_SOURCE test with
3215 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
3216 * aclocal.m4: Regenerate.
3217 * configure: Regenerate.
3218 * config.in: Regenerate.
3220 2008-03-27 Richard Guenther <rguenther@suse.de>
3222 * fold-const.c (target.h): Include.
3223 (fold_comparison): Fold comparison of addresses of decls
3224 that bind locally or of constants. Consolidate address folding code.
3225 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
3226 results from fold_binary_to_constant.
3227 (compare_values_warnv): Likewise.
3229 2008-03-27 Andrew Pinski <pinskia@gmail.com>
3232 * fold-const.c (fold_truthop): Check for integeral types when folding
3233 a == 0 && b == 0 and a != 0 || b != 0 .
3235 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
3237 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
3239 2008-03-26 Andreas Schwab <schwab@suse.de>
3241 * doc/invoke.texi: Fix use of @item vs. @itemx.
3243 2008-03-26 Tom Tromey <tromey@redhat.com>
3245 * Makefile.in (build/gensupport.o, build/print-rtl.o,
3246 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
3247 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
3248 build/gencodes.o, build/genconditions.o, build/genconfig.o,
3249 build/genconstants.o, build/genemit.o, build/genextract.o,
3250 build/genflags.o, build/genmddeps.o, build/genopinit.o,
3251 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
3254 2008-03-26 Richard Guenther <rguenther@suse.de>
3257 2008-03-26 Richard Guenther <rguenther@suse.de>
3259 * fold-const.c (target.h): Include.
3260 (fold_comparison): Fold comparison of addresses of two decls
3261 that bind locally. Consolidate address folding code.
3263 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3265 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
3266 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
3267 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
3268 dconstsqrt2, dconstthird, dconste and/or dconst10.
3269 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
3270 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
3271 dconstsqrt2, dconste): Delete.
3272 (init_emit_once): Likewise. Simplify initializing dconstm1.
3274 * real.c (get_real_const): New.
3275 * real.h (dconst3, dconst10, dconstm2, dconstthird,
3276 dconstsqrt2, dconste): Delete.
3277 (real_value_const, get_real_const): New.
3279 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
3281 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
3283 * config/i386/i386.c (ix86_function_arg_boundary): Check
3284 BIGGEST_ALIGNMENT instead of 128.
3285 (setup_incoming_varargs_64): Likewise.
3287 2008-03-26 Tom Tromey <tromey@redhat.com>
3289 * Makefile.in (DEPFILES): Add missing '/'.
3291 2008-03-26 Richard Guenther <rguenther@suse.de>
3293 * fold-const.c (target.h): Include.
3294 (fold_comparison): Fold comparison of addresses of two decls
3295 that bind locally. Consolidate address folding code.
3297 2008-03-26 Nick Clifton <nickc@redhat.com>
3300 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
3301 not allow INT+INT as a legitimate addressing mode.
3303 2008-03-26 Richard Guenther <rguenther@suse.de>
3305 * tree-flow.h (widen_bitfield): Remove declaration.
3306 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
3307 (widen_bitfield): Remove function.
3308 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
3311 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3314 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
3317 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
3319 PR rtl-optimization/35232
3320 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
3321 (forget_old_reloads_1, forget_marked_reloads): Don't clear
3322 reg_reloaded_call_part_clobbered here.
3323 (reload_regs_reach_end_p): New function.
3324 (reload_reg_rtx_for_input): New variable.
3325 (reload_reg_rtx_for_output): Likewise.
3326 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
3327 when reassigning a pseudo register. Load reloadreg from
3328 reload_reg_rtx_for_input, moving the mode and register
3330 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
3331 instead of the original when deciding whether an input reload
3332 would be a no-op or whether an output reload can be deleted.
3333 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
3334 when setting up new_spill_reg_store. Load it from
3335 reload_reg_rtx_for_output, moving the mode and register
3337 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
3338 instead of the original when deciding whether an output reload
3339 would be a no-op. Do the same when modifying insn notes.
3340 Use rtx_equal_p instead of == to compare the registers.
3341 (inherit_piecemeal_p): Take a mode and two register numbers
3343 (emit_reload_insns): Clear new_spill_reg_store for every hard
3344 register in the reload register. Remove spill registers
3345 from reg_reloaded_valid before considering whether to record
3346 inheritance information for them. Use reload_reg_rtx_for_output
3347 instead of reg_rtx when recording output reloads. Use
3348 reload_reg_rtx_for_input instead of reg_rtx when recording
3349 input reloads. Set or clear reg_reloaded_call_part_clobbered
3350 at the same time as setting reg_reloaded_valid.
3351 (delete_output_reload): Add a new_reload_reg parameter and use it
3352 instead of rld[j].reg_rtx.
3353 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
3356 2008-03-25 Tom Tromey <tromey@redhat.com>
3358 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
3359 (build/genattr.o): Likewise.
3360 (build/genattrtab.o): Likewise.
3361 (build/gencodes.o): Likewise.
3362 (build/genconfig.o): Likewise.
3363 (build/genconstants.o): Likewise.
3364 (build/genemit.o): Likewise.
3365 (build/genextract.o): Likewise.
3366 (build/genflags.o): Likewise.
3368 2008-03-25 Bob Wilson <bob.wilson@acm.org>
3370 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
3371 instead of size_int for integer types.
3372 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
3373 to match type of MINUS_EXPR.
3375 2008-03-25 Tom Tromey <tromey@redhat.com>
3377 * configure: Rebuilt.
3378 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
3381 2008-03-25 Tom Tromey <tromey@redhat.com>
3383 * config/x-solaris (host-solaris.o): Update.
3384 * config/x-linux (host-linux.o): Update.
3385 * config/x-hpux (host-hpux.o): Update.
3386 * config/x-darwin (host-darwin.o): Update.
3387 * config/v850/t-v850e (v850-c.o): Update.
3388 * config/v850/t-v850 (v850-c.o): Update.
3389 * config/t-vxworks (vxworks.o): Update.
3390 * config/t-sol2 (sol2-c.o, sol2.o): Update.
3391 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
3392 * config/spu/t-spu-elf (spu-c.o): Update.
3394 * config/sh/t-symbian (sh-c.o): Update.
3395 (symbian.o): Update.
3396 * config/sh/t-sh (sh-c.o): Update.
3397 * config/score/t-score-elf (score7.o, score3.o): Update.
3398 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
3399 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
3400 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
3401 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
3403 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
3404 * config/m32c/t-m32c (m32c-pragma.o): Update.
3405 * config/ia64/t-ia64 (ia64-c.o): Update.
3406 * config/i386/x-mingw32 (host-mingw32.o): Update.
3407 * config/i386/x-i386 (driver-i386.o): Update.
3408 * config/i386/x-darwin (host-i386-darwin.o): Update.
3409 * config/i386/x-cygwin (host-cygwin.o): Update.
3410 * config/i386/t-nwld (nwld.o): Update.
3411 * config/i386/t-netware (netware.o): Update.
3412 * config/i386/t-interix (winnt.o): Update.
3413 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
3414 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
3415 msformat-c.o): Update.
3416 * config/bfin/t-bfin-linux (generated_files): Add
3417 linux-sysroot-suffix.h.
3418 * config/arm/t-wince-pe (pe.o): Update.
3419 * config/arm/t-strongarm-pe (pe.o): Update.
3420 * config/arm/t-pe (pe.o): Update.
3421 * config/arm/t-arm (arm-c.o): Update.
3422 * doc/install.texi (Prerequisites): Require make 3.80.
3423 * Makefile.in: Remove .o targets.
3424 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
3425 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
3426 (simple_generated_h, simple_generated_c): Move earlier.
3427 (generated_files): New variable.
3428 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
3429 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
3430 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
3431 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
3432 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
3433 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
3434 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
3435 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
3436 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
3437 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
3438 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
3439 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
3441 (COMPILE.base, COMPILE): New variables.
3442 (%.o): New pattern rule.
3443 (ALL_HOST_OBJS): New variable.
3444 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
3445 (dummy-checksum.o, cc1-checksum.o): Remove.
3446 (DRIVER_SHLIB): New variable.
3447 (DRIVER_DEFINES): Use it.
3448 (gencondmd.c): Move out of build/.
3449 (s-conditions): Update.
3450 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
3451 (ALL_BUILD_OBJS): Likewise.
3452 (build/%.o): Use BUILDCOMPILE.
3453 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
3454 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
3455 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
3456 build/gencheck.o, build/gencodes.o, build/genconditions.o,
3457 build/genconfig.o, build/genconstants.o, build/genemit.o,
3458 build/genextract.o, build/genflags.o, build/genmddeps.o,
3459 build/genopinit.o, build/genoutput.o, build/genpeep.o,
3460 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
3461 build/gen-protos.o, build/scan.o, build/fix-header.o,
3462 build/scan-decls.o): Simplify.
3463 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
3464 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
3465 prefix.o, toplev.o): Reduce to variable setting.
3466 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
3467 ($(out_object_file), gcc-options.o): New targets.
3468 ($(ALL_HOST_OBJS)): New target. Include dependency files.
3469 * configure: Rebuilt.
3470 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
3471 * doc/sourcebuild.texi (Front End Directory): Document new variable.
3473 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
3475 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
3476 complain when we hit an error, return ERROR_MARK_NODE.
3478 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3480 * config/sh/constraints.md (Pso, Psz): New constraints.
3481 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
3482 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
3484 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3486 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
3487 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
3489 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3491 * config/sh/sh.md (prefetch): Add condition for SH2A target.
3492 (prefetch_sh2a): New.
3494 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3495 Naveen.H.S <naveen.hs@kpitcummins.com>
3497 * config/sh/constraints.md (I28): New constraint.
3498 * config/sh/sh.c (broken_move): Add support for movi20s.
3499 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
3501 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
3502 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3503 Naveen.H.S <naveen.hs@kpitcummins.com>
3505 * config/sh/sh.c (SH_ATTRIBUTES): Define.
3506 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
3507 (print_operand): Handle resbank in %@ operand code.
3508 (sh_encode_section_info): New.
3509 (push_regs): Add conditions for resbank.
3510 (sh_expand_epilogue): Likewise.
3511 (sh_insert_attributes): Likewise.
3512 (sh_attribute_table): Likewise.
3513 (sh_handle_resbank_handler_attribute): New.
3514 (sh2a_handle_function_vector_handler_attribute): New.
3515 (sh2a_is_function_vector_call): New.
3516 (sh2a_get_function_vector_number): New.
3517 (sh2a_function_vector_p): New.
3518 (sh_cfun_resbank_handler_p): New.
3519 * config/sh/sh.md (calli): Emit jsr/n if possible.
3520 (calli_tbr_rel): New.
3521 (calli_pcrel): Emit jsr/n if possible.
3522 (return_i): Emit rts/n if possible.
3523 (call_valuei_tbr_rel): New.
3524 (call_valuei_pcrel): Add condition for SH2A target.
3525 (call_value): Likewise.
3526 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
3527 (sh2a_get_function_vector_number): Likewise.
3528 (sh2a_is_function_vector_call): Likewise.
3529 * doc/extend.texi: Document TBR relative addressing of SH2A.
3530 (resbank): Add description for SH2A.
3532 2008-03-24 Richard Guenther <rguenther@suse.de>
3535 * gimplify.c (gimplify_modify_expr): For frontend type-correct
3536 pointer assignments change conversions according to middle-end rules.
3537 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
3538 * configure.ac: Include type checking in yes.
3539 * configure: Regenerate.
3541 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3543 * diagnostic.c (diagnostic_count_diagnostic): Delete.
3544 (diagnostic_report_diagnostic): Update. Handle ICEs here.
3546 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
3548 * gthr-vxworks.h (UNUSED): Define.
3550 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
3552 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
3554 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
3556 * doc/extend.texi (Function Attributes): Add missing comma in the
3557 example of the "alloc_size" attribute.
3559 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
3562 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
3564 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3567 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3570 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3571 of the underlying type of a MS bitfield layout to the natural
3572 alignment of the type.
3574 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3576 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3577 to their natural alignment to avoid store forwarding stalls.
3579 2008-03-22 Richard Guenther <rguenther@suse.de>
3581 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
3582 For PHI nodes verify the address is invariant.
3583 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
3584 (get_symbol_constant_value): Use is_gimple_min_invariant.
3585 (maybe_fold_stmt_indirect): Likewise.
3587 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
3589 PR rtl-optimization/33927
3590 * Makefile.in (dse.o): Depend on $(TM_P_H).
3591 * expr.h (extract_low_bits): Declare.
3592 * expmed.c (extract_low_bits): New function.
3593 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
3594 * dse.c: Include tm_p.h.
3595 (find_shift_sequence): Remove the read_reg argument and return the
3596 read value. Emit the instructions instead of returning them.
3597 Iterate on new_mode rather than calculating it each time.
3598 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
3599 source to NEW_MODE and extract_low_bits to convert the shifted
3601 (replace_read): Allow the load and store to have different mode
3602 classes. Use extract_low_bits when SHIFT == 0. Create the shift
3603 or extraction instructions before trying the replacement. Update
3604 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
3606 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3608 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3609 to their natural alignment to avoid store forwarding stalls.
3611 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3614 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
3615 encouraging but not allowing gprs for input;
3616 change the input constraint to !f#r.
3617 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
3619 change the output constraint to !f#r.
3621 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
3624 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
3625 corresponding post-reload splitters.
3626 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
3627 when x87 FP math is selected.
3628 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
3629 New function prototype.
3630 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
3631 unreachable function to ease macroization of insn patterns.
3633 2008-03-21 Martin Jambor <mjambor@suse.cz>
3635 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
3636 reference dumps if ddr is NULL or dependence is unknown.
3638 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3640 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
3641 unsigned extension into account.
3642 (ATOMIC_COMPARE_AND_SWAP): Likewise.
3643 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
3644 Do computations on a scratch register.
3646 2008-03-21 Richard Guenther <rguenther@suse.de>
3648 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3649 Use is_gimple_min_invariant instead of TREE_INVARIANT.
3650 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
3651 * tree-ssa-dom.c (record_equality): Likewise.
3652 * tree-inline.c (copy_body_r): Likewise.
3653 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
3656 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3658 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
3659 as 'delete_unused' argument.
3661 2008-03-20 Richard Guenther <rguenther@suse.de>
3663 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
3664 special casing of constant qualifiers.
3665 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
3666 care about them in general.
3667 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
3668 regardless of their type.
3669 (fold_stmt_r): Forcefully fold *& if we end up with that.
3671 2008-03-20 Paul Brook <paul@codesourcery.com>
3673 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
3674 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
3676 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
3678 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
3679 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
3681 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
3683 * common.opt (Wmudflap): New option.
3684 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
3685 (mx_register_decls): Likewise.
3686 (mudflap_finish_file): Likewise.
3687 * doc/invoke.texi: Document -Wno-mudflap.
3689 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
3691 * c-format.c (replace_format_name_to_system_name): New.
3693 (convert_format_name_to_system_name): New.
3694 (decode_format_attr): Add use of convert_format_name_to_system_name.
3695 (format_types_orig): Add gnu_ prefix to names.
3696 (check_format_info_main): Special treating of \0 escaped names for
3697 supporting multi-character format specifiers as I32, I64.
3698 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
3699 (gnu_target_overrides_format_attributes): New.
3700 * c-format.h: Add structure target_ovr_attr to hold
3701 system specific formatter names.
3702 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
3703 msformat-c.o file to c_target_objs and cxx_target_objs.
3704 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3705 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
3706 (TARGET_N_FORMAT_TYPES): New.
3707 * config/i386/msformat-c.c: New.
3708 * config/i386/t-cygming: Add build rule for msformat-c.o.
3709 * doc/extend.texi: Add new format names gnu_* and ms_* and
3711 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3713 2008-03-20 Ira Rosen <irar@il.ibm.com>
3715 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
3716 optimizations turned on under -O3.
3717 (ftree-vectorize): Add that the flag is turned on with -O3.
3719 2008-03-20 Ben Elliston <bje@au.ibm.com>
3721 * regmove.c (try_auto_increment): Fix spelling error in comment.
3722 * final.c (final_scan_insn): Likewise.
3724 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
3727 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
3728 allocator preferences for "y" and "r" class registers.
3729 ("*mov<mode>_internal"): Ditto.
3730 ("*movv2sf_internal_rex64"): Ditto.
3731 ("*movv2sf_internal"): Ditto.
3733 2008-03-19 Michael Matz <matz@suse.de>
3736 * calls.c (expand_call): Check overlap of arguments with call
3737 address for sibcalls.
3739 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3742 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3743 of the underlying type of a MS bitfield layout to the natural
3744 alignment of the type.
3746 2008-03-19 Jan Hubicka <jh@suse.cz>
3749 * toplev.c (decode_d_option): Handle all CPP flags.
3750 * tree-vrp.c: Update tree_pass descriptors.
3751 * regrename.c: Update tree_pass descriptors.
3752 * fwprop.c: Update tree_pass descriptors.
3753 * doc/invoke.texi: Remove documentation of dropped -d? flags.
3754 * tree-into-ssa.c: Update tree_pass descriptors.
3755 * tree-dump.c: Update tree_pass descriptors.
3756 * tree-complex.c: Update tree_pass descriptors.
3757 * tree-dump.h: Update tree_pass descriptors.
3758 * see.c: Update tree_pass descriptors.
3759 * cgraphbuild.c: Update tree_pass descriptors.
3760 * tracer.c: Update tree_pass descriptors.
3761 * tree-loop-distribution.c: Update tree_pass descriptors.
3762 * cgraph.c: Update tree_pass descriptors.
3763 * postreload-gcse.c: Update tree_pass descriptors.
3764 * postreload.c: Update tree_pass descriptors.
3765 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
3766 * tree-tailcall.c: Update tree_pass descriptors.
3767 * tree-pass.h (tree_opt_pass): Rename to ...
3768 (opt_pass) ... this one; add "type" field and remove letter field.
3769 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
3770 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
3771 all_lowering_passes): Update declaration.
3772 * ipa-cp.c: Update tree_pass descriptors.
3773 * final.c: Update tree_pass descriptors.
3774 * omp-low.c: Update tree_pass descriptors.
3775 * tree-ssa-dse.c: Update tree_pass descriptors.
3776 * ipa-reference.c: Update tree_pass descriptors.
3777 * tree-ssa-uncprop.c: Update tree_pass descriptors.
3778 * auto-inc-dec.c: Update tree_pass descriptors.
3779 * reorg.c: Update tree_pass descriptors.
3780 * cgraphunit.c: Update tree_pass descriptors.
3781 * tree-ssa-copyrename.c: Update tree_pass descriptors.
3782 * tree-ssa-ccp.c: Update tree_pass descriptors.
3783 * df-core.c: Update tree_pass descriptors.
3784 * mode-switching.c: Update tree_pass descriptors.
3785 * tree-nomudflap.c: Update tree_pass descriptors.
3786 * modulo-sched.c: Update tree_pass descriptors.
3787 * ipa-pure-const.c: Update tree_pass descriptors.
3788 * cse.c: Update tree_pass descriptors.
3789 * web.c: Update tree_pass descriptors.
3790 * tree-stdarg.c: Update tree_pass descriptors.
3791 * tree-ssa-math-opts.c: Update tree_pass descriptors.
3792 * tree-ssa-dom.c: Update tree_pass descriptors.
3793 * tree-nrv.c: Update tree_pass descriptors.
3794 * tree-ssa-alias.c: Update tree_pass descriptors.
3795 * loop-init.c: Update tree_pass descriptors.
3796 * gimple-low.c: Update tree_pass descriptors.
3797 * ipa-inline.c: Update tree_pass descriptors.
3798 * tree-ssa-sink.c: Update tree_pass descriptors.
3799 * global.c: Update tree_pass descriptors.
3800 * ifcvt.c: Update tree_pass descriptors.
3801 * jump.c: Update tree_pass descriptors.
3802 * predict.c: Update tree_pass descriptors.
3803 * tree-ssa-loop.c: Update tree_pass descriptors.
3804 * recog.c: Update tree_pass descriptors.
3805 * dse.c: Update tree_pass descriptors.
3806 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
3807 * tree-eh.c: Update tree_pass descriptors.
3808 * regmove.c: Update tree_pass descriptors.
3810 * function.c: Update tree_pass descriptors.
3811 * tree-vectorizer.c: Update tree_pass descriptors.
3812 * gcse.c: Update tree_pass descriptors.
3813 * ipa-type-escape.c: Update tree_pass descriptors.
3814 * tree-if-conv.c: Update tree_pass descriptors.
3815 * init-regs.c: Update tree_pass descriptors.
3816 * ipa.c: Update tree_pass descriptors.
3817 * tree-ssa-phiopt.c: Update tree_pass descriptors.
3818 * rtl-factoring.c: Update tree_pass descriptors.
3819 * lower-subreg.c: Update tree_pass descriptors.
3820 * bt-load.c: Update tree_pass descriptors.
3821 * tree-dfa.c: Update tree_pass descriptors.
3822 * except.c: Update tree_pass descriptors.
3823 * emit-rtl.c: Update tree_pass descriptors.
3824 * cfgexpand.c: Update tree_pass descriptors.
3825 * tree-cfgcleanup.c: Update tree_pass descriptors.
3826 * cfgcleanup.c: Update tree_pass descriptors.
3827 * tree-ssa-pre.c: Update tree_pass descriptors.
3828 * tree-sra.c: Update tree_pass descriptors.
3829 * tree-mudflap.c: Update tree_pass descriptors.
3830 * tree-ssa-copy.c: Update tree_pass descriptors.
3831 * cfglayout.c: Update tree_pass descriptors.
3832 * tree-ssa-forwprop.c: Update tree_pass descriptors.
3833 * tree-ssa-dce.c: Update tree_pass descriptors.
3834 * tree-ssa.c: Update tree_pass descriptors.
3835 * regclass.c: Update tree_pass descriptors.
3836 * integrate.c: Update tree_pass descriptors.
3837 * tree-optimize.c: Update tree_pass descriptors.
3838 * tree-ssa-phiprop.c: Update tree_pass descriptors.
3839 * tree-object-size.c: Update tree_pass descriptors.
3840 * combine.c: Update tree_pass descriptors.
3841 * tree-outof-ssa.c: Update tree_pass descriptors.
3842 * bb-reorder.c: Update tree_pass descriptors.
3843 * stack-ptr-mod.c: Update tree_pass descriptors.
3844 * var-tracking.c: Update tree_pass descriptors.
3845 * tree-profile.c: Update tree_pass descriptors.
3846 * tree-vect-generic.c: Update tree_pass descriptors.
3847 * reg-stack.c: Update tree_pass descriptors.
3848 * sched-rgn.c: Update tree_pass descriptors.
3849 * tree-ssa-structalias.c: Update tree_pass descriptors.
3850 * tree-cfg.c: Update tree_pass descriptors.
3851 * passes.c (current_pass): Update declaration.
3852 (finish_optimization_passes): Update.
3853 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
3854 (register_one_dump_file, register_dump_files_1, next_pass_1):
3856 (init_optimization_passes): Update handling of new types.
3857 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
3858 * ipa-struct-reorg.c: Update tree_pass descriptors.
3859 * tree-ssa-reassoc.c: Update tree_pass descriptors.
3860 * combine-stack-adj.c: Update tree_pass descriptors.
3861 * cfgrtl.c: Update tree_pass descriptors.
3862 * dce.c: Update tree_pass descriptors.
3863 * tree-ssanames.c: Update tree_pass descriptors.
3865 2008-03-19 Richard Guenther <rguenther@suse.de>
3868 * tree-ssa.c (walk_data): New structure.
3869 (warn_uninitialized_var): If not always_executed warn with "maybe"
3871 (execute_early_warn_uninitialized): Compute post-dominators.
3872 Initialize always_executed before processing each basic block.
3874 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
3877 * config/i386/i386.c (x86_this_parameter): Calculate correct location
3878 of "this" pointer when "regparm = N" or "fastcall" is in effect.
3880 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3882 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
3884 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
3886 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
3888 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
3889 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
3890 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
3891 target after ignore has been set, and move there also the commputation
3892 of subtarget and original_target.
3893 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
3894 (LANG_HOOKS_INITIALIZER): Remove it.
3895 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
3897 2008-03-18 Richard Guenther <rguenther@suse.de>
3899 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
3900 found an expression with constants, note that in the VN for the lhs.
3901 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
3902 fold them to constants if possible. Run cleanup_cfg if done so.
3903 (execute_pre): Return todo.
3905 (execute_fre): Likewise.
3906 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
3908 (get_prop_source_stmt): Look through pointer conversions.
3910 2008-03-18 Jan Hubicka <jh@suse.cz>
3912 * tree-pretty-print.c: Include predict.h.
3913 (dump_generic_node): Dump predictor.
3914 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
3915 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
3916 * gimple-low.c (lower_stmt): Likewise.
3917 * expr.c (expand_expr_real): Likewise.
3918 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
3920 (build_predict_expr, build_predict_expr): New.
3921 * predict.h (predictor_name, build_predict_expr): Update.
3922 * c-typeck.c (c_finish_bc_stmt): Add prediction.
3923 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
3924 * predict.def (PRED_CONTINUE): Update hitrate.
3925 * tree.def (PREDICT_EXPR): Define.
3926 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
3927 do not handle BIND_EXPR.
3928 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
3929 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
3930 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
3933 2008-03-18 Michael Matz <matz@suse.de>
3935 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
3937 2008-03-18 Richard Guenther <rguenther@suse.de>
3939 * tree-gimple.h (is_gimple_invariant_address): Declare.
3940 (is_gimple_constant): Likewise.
3941 * tree-gimple.c (is_gimple_constant): New function.
3942 (is_gimple_invariant_address): Likewise.
3943 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
3944 and is_gimple_invariant_address.
3945 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
3947 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
3948 an addressable base.
3950 2008-03-18 Jakub Jelinek <jakub@redhat.com>
3953 * gimplify.c (gimplify_expr): Gimplify second operand of
3956 2008-03-17 Richard Guenther <rguenther@suse.de>
3958 PR tree-optimization/19637
3959 * fold-const.c (fold_unary): Remove restrictions of removing
3960 intermediate pointer-conversions (P2)(P1)P0.
3961 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
3962 conversion to void pointer.
3963 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
3965 2008-03-16 James E. Wilson <wilson@tuliptree.org>
3968 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
3969 emulated thread local variables.
3971 2008-03-16 Richard Guenther <rguenther@suse.de>
3974 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
3975 expand TREE_INVARIANT operations that are not gimple invariant.
3977 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
3979 * doc/extend.texi (Alignment): Say that the ABI controls
3980 the __alignof__ for non-strict-alignment targets rather
3981 than being a recommendation.
3983 2008-03-15 Paul Brook <paul@codesourcery.com>
3985 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
3987 (arm_output_fn_unwind): Mark functions that can not be unwound.
3989 2008-03-15 Paul Brook <paul@codesourcery.com>
3991 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
3992 extension instructions.
3994 2008-03-15 Richard Guenther <rguenther@suse.de>
3996 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
3997 and fold constant aggregate refs.
3998 (fold_const_aggregate_ref): Handle string constants
3999 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
4000 (evaluate_stmt): Simplify now that ccp_fold folds constant
4003 2008-03-15 Paul Brook <paul@codesourcery.com>
4005 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
4006 (extzv): Use gen_extzv_t2.
4007 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
4009 2008-03-15 Richard Guenther <rguenther@suse.de>
4011 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
4012 (fold_const_aggregate_ref): Likewise.
4013 (get_value): Return NULL if we don't have any values.
4014 (ccp_finalize): Set const_val to NULL after freeing it.
4015 * tree-flow.h (get_symbol_constant_value): Declare.
4016 (fold_const_aggregate_ref): Likewise.
4017 * tree-ssa-sccvn.c (try_to_simplify): Use them.
4019 2008-03-15 Richard Guenther <rguenther@suse.de>
4022 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
4023 to not produce negative array indices if not allowed. Add
4024 parameter to indicate that.
4025 (maybe_fold_offset_to_component_ref): Allow negative array
4026 indices only for the first member of a structure.
4027 (maybe_fold_offset_to_reference): Allow negative array indices.
4028 (maybe_fold_stmt_addition): Likewise.
4030 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
4031 Anatoly Sokolov <aesok@post.ru>
4033 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
4034 (avr_arch): Add ARCH_AVR6.
4035 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
4036 (initial_elimination_offset): Initialize and use 'avr_pc_size'
4037 instead of fixed value 2.
4038 (print_operand_address): Use gs() asm specifier instead of pm().
4039 (avr_assemble_integer): (Ditto.).
4040 (avr_output_addr_vec_elt): (Ditto.).
4041 (print_operand): Handle "!" code.
4042 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
4043 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
4044 (AVR_HAVE_EIJMP_EICALL): Define.
4045 (AVR_3_BYTE_PC): Redefine.
4046 (AVR_2_BYTE_PC): (Ditto.).
4047 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
4048 (LINK_SPEC): Add atmega2560 and atmega2561.
4049 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
4051 * config/avr/avr.md (call_insn): Use eicall instead of icall
4052 for 3 byte PC devices.
4053 (call_value_insn): (Ditto.).
4054 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
4055 (indirect_jump): Use only for for 2 byte PC devices.
4056 (*tablejump): (Ditto.).
4057 (*indirect_jump_avr6): Add insn.
4058 (*tablejump_rjmp): Don't use for 3 byte PC devices.
4059 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
4060 instead of ijmp for 3 byte PC devices.
4061 (__tablejump2__): (Ditto.).
4062 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
4063 (MULITLIB_DIRNAMES): (Ditto.).
4064 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
4066 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
4068 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
4069 "sse2_umulsidi3". Use V1DI mode for operand 0.
4070 ("mmx_psadbw"): Use V1DI mode for operand 0.
4071 * config/i386/i386-modes.def (V1SI): New vector mode.
4072 * config/i386/i386.c (struct builtin_description)
4073 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
4074 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
4075 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
4076 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
4077 v1di_ftype_v8qi_v8qi type.
4078 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
4080 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
4081 __builtin_ia32_pmuludq]: Fix the mode of return value.
4083 2008-03-15 Richard Guenther <rguenther@suse.de>
4086 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
4089 2008-03-14 Bob Wilson <bob.wilson@acm.org>
4091 * doc/invoke.texi (Option Summary, Xtensa Options): Document
4092 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
4093 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
4094 unless TARGET_SERIALIZE_VOLATILE is enabled.
4095 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
4096 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
4097 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
4099 2008-03-14 Richard Guenther <rguenther@suse.de>
4101 PR tree-optimization/34172
4102 * tree-flow.h (refs_may_alias_p): Declare.
4103 (get_single_def_stmt): Likewise.
4104 (get_single_def_stmt_from_phi): Likewise.
4105 (get_single_def_stmt_with_phi): Likewise.
4106 * tree-dfa.c (refs_may_alias_p): New function.
4107 (get_single_def_stmt): Likewise.
4108 (get_single_def_stmt_from_phi): Likewise.
4109 (get_single_def_stmt_with_phi): Likewise.
4110 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
4111 (vn_reference_lookup_1): New helper function.
4112 (vn_reference_lookup): Walk the virtual use-def chain to
4113 continue searching for a match if the def does not alias the
4114 reference we are looking for.
4116 2008-03-14 David Edelsohn <edelsohn@gnu.org>
4118 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
4119 archive and Perzl. Update The Written Word listing.
4121 2008-03-14 Richard Guenther <rguenther@suse.de>
4123 PR tree-optimization/34043
4124 PR tree-optimization/33989
4125 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
4127 (bitmap_find_leader): Use extra argument to verify dominance
4128 relationship inside a basic-block.
4129 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
4130 (find_leader_in_sets): Adjust.
4131 (create_component_ref_by_pieces): Take extra argument for
4132 dominance check, handle lookup failures.
4133 (find_or_generate_expression): Likewise.
4134 (create_expression_by_pieces): Likewise.
4135 (insert_into_preds_of_block): Adjust.
4136 (create_value_expr_from): If asked for, verify all operands
4137 are in the blocks AVAIL_OUT set.
4138 (make_values_for_stmt): Check for SSA_NAMEs that are life
4139 over an abnormal edge.
4140 (compute_avail): Remove such check.
4141 (do_SCCVN_insertion): New function.
4142 (eliminate): If we do not find a leader suitable for replacement
4143 insert a replacement expression from SCCVN if available.
4144 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
4145 (struct vn_ssa_aux): Add needs_insertion flag.
4146 * tree-ssa-sccvn.c (may_insert): New global flag.
4147 (copy_reference_ops_from_ref): Value-number union member access
4148 based on its size, not type and member if insertion is allowed.
4149 (visit_reference_op_load): For a weak match from union type
4150 punning lookup a view-converted value and insert a SSA_NAME
4151 for that value if that is not found.
4152 (visit_use): Make dumps shorter. Do not disallow value numbering
4153 SSA_NAMEs that are life over an abnormal edge to constants.
4154 (free_scc_vn): Release inserted SSA_NAMEs.
4155 (run_scc_vn): New flag to specify whether insertion is allowed.
4156 Process SSA_NAMEs in forward order.
4157 * tree-ssa-loop-im.c (for_each_index): Handle invariant
4158 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
4159 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
4160 pointer type to/from integral types that do not change the
4161 precision to regular conversions.
4163 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
4165 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4166 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4167 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
4168 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
4169 input arguments and the mode of return value. Built-in functions
4170 that operate on whole 64-bit MMX register now use V1DI mode.
4172 2008-03-13 Alon Dayan <alond@il.ibm.com>
4173 Olga Golovanevsky <olga@il.ibm.com>
4175 PR tree-optimization/35041
4176 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
4177 to locate the right position in a statement.
4179 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
4183 * config/i386/xmmintrin.h: Change all static inline functions to
4184 extern inline and add __gnu_inline__ attribute.
4185 * config/i386/bmintrin.h: Ditto.
4186 * config/i386/smmintrin.h: Ditto.
4187 * config/i386/tmmintrin.h: Ditto.
4188 * config/i386/mmintrin-common.h: Ditto.
4189 * config/i386/ammintrin.h: Ditto.
4190 * config/i386/emmintrin.h: Ditto.
4191 * config/i386/pmmintrin.h: Ditto.
4192 * config/i386/mmintrin.h: Ditto.
4193 * config/i386/mm3dnow.h: Ditto.
4195 2008-03-13 Jakub Jelinek <jakub@redhat.com>
4198 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
4199 (lower_omp_2): New function.
4200 (lower_omp_1, lower_omp): Rewritten.
4202 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
4205 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
4206 with the phrase "Microsoft Windows compilers".
4207 (Push/Pop Macro Pragmas): New subsection. Document
4208 #pragma push_macro and pragma pop_macro.
4210 2008-03-12 Paul Brook <paul@codesourcery.com>
4212 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
4214 2008-03-12 Paul Brook <paul@codesourcery.com>
4216 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
4217 (thumb2_alusi3_short): Exclude PLUS and MINUS.
4218 (thumb2_addsi_shortim): Rename ...
4219 (thumb2_addsi_short): ... to this. Allow register operands.
4220 (thumb2_subsi_short): New pattern.
4221 (thumb2_one_cmplsi2_short,
4222 thumb2_negsi2_short): New patterns and peepholes.
4224 2008-03-12 Paul Brook <paul@codesourcery.com>
4226 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
4228 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
4230 * config/i386/i386.md (int_cond): New code iterator.
4232 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
4233 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
4234 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
4235 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
4236 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
4237 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
4238 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
4239 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
4241 2008-03-12 Paul Brook <paul@codesourcery.com>
4243 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
4244 instead of {arm,thumb}_compute_save_reg_mask.
4245 (output_return_instruction): Ditto.
4246 (thumb_unexpanded_epilogue): Ditto.
4247 (thumb1_expand_prologue): Ditto.
4248 (thumb1_output_function_prologue): Ditto.
4249 (arm_set_return_address): Ditto.
4250 (thumb_set_return_address): Ditto.
4251 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
4252 regs to achieve stack alignment.
4253 (thumb1_compute_save_reg_mask): Fix compiler warning.
4254 (arm_output_epilogue): Use offsets->saved_regs_mask.
4255 Adjust stack pointer by poping call clobered registers.
4256 (arm_expand_prologue): Use offsets->saved_regs_mask.
4257 Adjust stack pointer by pushing extra registers.
4258 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
4260 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
4263 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
4264 conversion to the operands of a multiplication.
4266 2008-03-12 Richard Guenther <rguenther@suse.de>
4268 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
4269 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
4270 * timevar.def (TV_TREE_PHIPROP): Add.
4271 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
4272 pass description. Use TV_TREE_PHIPROP.
4273 * tree-ssa-forwprop.c: Remove phiprop code.
4275 2008-03-12 Jakub Jelinek <jakub@redhat.com>
4278 * omp-low.c (maybe_lookup_decl): Constify first argument.
4279 (use_pointer_for_field): Change last argument from bool to
4280 omp_context *. Disallow shared copy-in/out in nested
4281 parallel if decl is shared in outer parallel too.
4282 (build_outer_var_ref, scan_sharing_clauses,
4283 lower_rec_input_clauses, lower_copyprivate_clauses,
4284 lower_send_clauses, lower_send_shared_vars): Adjust callers.
4286 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
4287 Ira Rosen <irar@il.ibm.com>
4289 * tree-vectorizer.c (free_stmt_vec_info): New function.
4290 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
4291 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
4292 * tree-vectorizer.h (free_stmt_vec_info): Declare.
4293 * tree-vect-transform.c (vectorizable_conversion): Free
4294 vec_oprnds0 if it was allocated.
4295 (vect_permute_store_chain): Remove unused VECs.
4296 (vectorizable_store): Free VECs that are allocated in the..
4298 (vect_transform_strided_load, vectorizable_load): Likewise.
4299 (vect_remove_stores): Simplify the code.
4300 (vect_transform_loop): Move code to vect_remove_stores().
4301 Call vect_remove_stores() and free_stmt_vec_info().
4303 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4305 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
4306 TARGET_HPUX. Revise comment.
4307 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
4308 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
4309 Use sr4 variant of `be' instruction when not generating PIC code.
4310 (attr_length_call): Adjust for above change.
4312 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
4314 * ipa-reference.c (static_execute): Remove module_statics_const and
4315 associated setting code.
4317 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
4320 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
4321 predicate for operand 1.
4322 (paritysi2_cmp): Use register_operand predicate for operand 2.
4323 Use earlyclobber modifier for operand 1. Remove support for
4325 (paritydi2_cmp): Use register_operand predicate for operand 3.
4326 Use earlyclobber modifier for operand 1. Remove support for
4329 2008-03-11 Paul Brook <paul@codesourcery.com>
4330 Vladimir Prus <vladimir@codesourcery.com>
4332 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
4333 (arm_compute_save_reg0_reg12_mask): Always
4334 check if register 11 must be saved. Always safe hard frame pointer
4335 when frame_pointer_needeed.
4336 (arm_compute_save_reg_mask): Save IP and PC
4337 only with apcs frames.
4338 (arm_output_epilogue): Adjust Thumb2 codepath to
4339 be also invoked and work for ARM non-apcs frames.
4340 (arm_expand_prologue): Don't bother saving IP
4341 for non-apcs frame, since it's not clobbered by
4342 prologue code. Implement non-apcs frame
4345 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
4347 PR rtl-optimization/35281
4348 * expr.c (convert_move): Use a new pseudo for the intermediate
4349 from_mode->word_mode result.
4351 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
4353 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
4354 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
4355 * toplev.c (compile_file): Don't call it.
4357 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
4360 * expr.c (store_expr): Call emit_block_move if the mode
4361 of "temp" RTX is BLKmode.
4363 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
4364 Richard Guenther <rguenther@suse.de>
4366 PR tree-optimization/31358
4367 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
4368 the step with a NULL_TREE.
4369 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
4370 to sizetype if type is a pointer type.
4371 (add_candidate_1): Don't convert the base and step to
4372 the generic type if the orginal type is a pointer type.
4373 (add_iv_value_candidates): Use sizetype for the step
4374 if type is a pointer type.
4375 (cand_value_at): Likewise.
4376 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
4378 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
4379 Don't convert the tem affine to the type.
4380 (add_elt_to_tree): Use sizetype for the step if a pointer.
4381 Use POINTER_PLUS_EXPR for pointers.
4382 (aff_combination_to_tree): Use sizetype for the step if a
4385 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
4387 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
4388 Remove commutativity hint.
4390 2008-03-10 Jakub Jelinek <jakub@redhat.com>
4394 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
4395 errorneous type. Check that v is a VAR_DECL.
4398 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
4400 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
4402 PR tree-optimization/35494
4403 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
4404 may be overriden at link and run time.
4406 2008-03-10 Richard Guenther <rguenther@suse.de>
4408 PR tree-optimization/34677
4409 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
4410 (poolify_tree): Likewise.
4411 (modify_expr_template): Likewise.
4412 (poolify_modify_stmt): Likewise.
4413 (insert_fake_stores): Handle all component-ref style stores
4414 in addition to INDIRECT_REF. Also handle complex types.
4415 Do not poolify the inserted load.
4416 (realify_fake_stores): Do not rebuild the tree but only
4417 make it a SSA_NAME copy.
4418 (init_pre): Remove initialzation of modify_expr_template.
4419 Do not allocate modify_expr_node_pool.
4420 (fini_pre): Do not free modify_expr_node_pool.
4422 2008-03-10 Paul Brook <paul@codesourcery.com>
4424 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
4427 2008-03-10 Paul Brook <paul@codesourcery.com>
4428 Mark Shinwell <shinwell@codesourcery.com>
4430 * config/arm/cortex-r4.md: New.
4431 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
4433 * config/arm/arm.md: Include cortex-r4.md.
4434 (insn): Add smmls, sdiv and udiv values.
4435 (generic_sched): Don't use generic scheduling for Cortex-R4.
4436 (arm_issue_rate): New function.
4437 (TARGET_SCHED_ISSUE_RATE): Define.
4439 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
4441 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
4443 2008-03-10 Richard Guenther <rguenther@suse.de>
4445 * tree-ssa-pre.c (get_sccvn_value): Simplify.
4446 (compute_avail): Do not add stmt uses to AVAIL_OUT.
4448 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
4450 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
4451 Set default to true.
4453 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4455 * c.opt (Wsynth): Deprecate.
4456 * doc/invoke.texi (Option Summary, Warning Options): Document
4457 -Wno-format-contains-nul.
4459 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
4462 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
4463 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
4465 2008-03-09 Ira Rosen <irar@il.ibm.com>
4467 * config/rs6000/rs6000.c (builtin_description): Rename vector
4468 left shift operations.
4469 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
4470 (altivec_vsl<VI_char>): Rename to ...
4471 (ashl<mode>3): ... new name.
4472 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
4474 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
4476 2008-03-08 Richard Guenther <rguenther@suse.de>
4478 * coverage.h (tree_coverage_counter_addr): Declare.
4479 * coverage.c (tree_coverage_counter_addr): New function.
4480 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
4482 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
4483 (tree_gen_one_value_profiler): Likewise.
4484 (tree_gen_ic_profiler): Likewise.
4485 (tree_gen_average_profiler): Likewise.
4486 (tree_gen_ior_profiler): Likewise.
4488 2008-03-08 Richard Guenther <rguenther@suse.de>
4490 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
4491 (vn_binary_op_insert): Likewise.
4492 (vn_unary_op_lookup): Likewise.
4493 (vn_unary_op_insert): Likewise.
4494 (vn_nary_op_lookup): Declare.
4495 (vn_nary_op_insert): Likewise.
4496 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
4497 and binary hashes, use a single obstack for unary_op_pool
4499 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
4500 a single struct vn_nary_op_s. Store tree code length and
4501 a variable number of operands.
4502 (struct vn_reference_op_struct): Remove unused op2.
4503 (vn_reference_op_eq): Do not compare op2.
4504 (vn_reference_op_compute_hash): Do not compute hash of op2.
4505 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
4506 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
4507 with vn_nary_op_compute_hash.
4508 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
4509 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
4511 (vn_unary_op_insert, vn_binary_op_insert): Replace with
4513 (visit_unary_op): Call nary functions.
4514 (visit_binary_op): Likewise.
4515 (process_scc): Adjust for struct vn_tables_s changes.
4516 (allocate_vn_table): Likewise.
4517 (free_vn_table): Likewise.
4518 * tree-vn.c (vn_add): Call nary functions.
4519 (vn_lookup): Likewise.
4521 2008-03-08 Jakub Jelinek <jakub@redhat.com>
4524 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
4525 wdst back after sync_compare_and_swapqhi_internal.
4527 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
4530 * config/i386/i386-modes.def (V1DI): New vector mode.
4531 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
4532 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
4533 (MMXMODE248): Ditto.
4534 (MMXMODE): Add V1DI mode.
4535 (mmxvecsize): Change DI mode to V1DI mode.
4536 ("mov<mode>): Use MMXMODEI8 mode iterator.
4537 ("*mov<mode>_internal_rex64"): Ditto.
4538 ("*mov<mode>_internal"): Ditto.
4539 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
4540 ("mmx_sub<mode>3"): Ditto.
4541 ("mmx_adddi3"): Remove insn pattern.
4542 ("mmx_subdi3"): Ditto.
4543 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
4544 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
4545 ("mmx_ashl<mode>3"): Ditto.
4546 ("mmx_lshrdi3"): Remove insn pattern.
4547 ("mmx_ashldi3"): Ditto.
4548 * config/i386/i386.c (classify_argument): Handle V1DImode.
4549 (function_arg_advance_32): Ditto.
4550 (function_arg_32): Ditto.
4551 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
4552 mmx_addv1di3 insn pattern.
4553 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
4554 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
4555 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
4556 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
4557 Remove definitions of built-in functions.
4558 (V1DI_type_node): New node.
4559 (v1di_ftype_v1di_int): Ditto.
4560 (v1di_ftype_v1di_v1di): Ditto.
4561 (v2si_ftype_v2si_si): Ditto.
4562 (v4hi_ftype_v4hi_di): Remove node.
4563 (v2si_ftype_v2si_di): Ditto.
4564 (ix86_init_mmx_sse_builtins): Handle V1DImode.
4565 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
4566 Redefine builtins using def_builtin_const with *_ftype_*_int node.
4567 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
4568 Add new builtins using def_builtin_const.
4569 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
4570 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
4571 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
4572 * config/i386/mmintrin.h (__v1di): New typedef.
4573 (_mm_add_si64): Cast arguments to __v1di type.
4574 (_mm_sub_si64): Ditto.
4575 (_mm_sll_pi16): Cast __count to __v4hi type.
4576 (_mm_sll_pi32): Cast __count to __v2si type.
4577 (_mm_sll_si64): Cast arguments to __v1di type.
4578 (_mm_srl_pi16): Cast __count to __v4hi type.
4579 (_mm_srl_pi32): Cast __count to __v2si type.
4580 (_mm_srl_si64): Cast arguments to __v1di type.
4581 (_mm_sra_pi16): Cast __count to __v4hi type.
4582 (_mm_sra_pi32): Cast __count to __v2si type.
4583 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
4584 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
4585 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
4586 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
4587 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
4588 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
4589 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
4590 (_mm_srai_pi32): Use __builtin_ia32_psradi.
4591 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
4592 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4593 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4594 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
4596 2008-03-07 Joseph Myers <joseph@codesourcery.com>
4598 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
4600 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
4603 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
4604 reg+const addressing for Altivec modes. Don't generate reg+reg
4605 addressing for TFmode or TDmode quantities.
4607 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
4609 * c-common.c (vector_types_convertible_p): Call langhook
4610 instead of comptypes.
4612 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4615 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
4616 integral and scalar float variables which have a
4619 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
4621 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
4622 dwarf_register_span hook when emitting unwind information for
4623 register-to-memory saves.
4624 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
4625 (rs6000_frame_related): Remove call to spe_synthesize_frame.
4627 2008-03-06 Jakub Jelinek <jakub@redhat.com>
4629 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
4630 for the same VAR_DECL.
4632 2008-03-06 Tom Tromey <tromey@redhat.com>
4635 * doc/standards.texi (Standards): Don't mention treelang.
4636 * doc/invoke.texi (Overall Options): Don't mention treelang.
4637 * doc/install.texi (Prerequisites): Don't mention bison or
4639 (Configuration): Don't mention treelang.
4640 (Building): Likewise.
4641 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
4643 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
4645 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
4646 word-extractions out of a multi-word object.
4648 2008-03-06 Richard Guenther <rguenther@suse.de>
4650 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
4651 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
4652 result type and precision.
4653 * expr.c (get_inner_reference): Set unsignedp based on the result
4654 type of BIT_FIELD_REF.
4655 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
4656 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
4657 (try_instantiate_multiple_fields): Likewise. Use the correct type
4659 (sra_build_assignment): Likewise.
4660 (sra_build_elt_assignment): Likewise.
4661 (sra_explode_bitfield_assignment): Likewise.
4662 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
4663 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
4664 set BIT_FIELD_REF_UNSIGNED.
4665 (vectorizable_load): Likewise.
4667 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
4669 * cse.c (cse_extended_basic_block): Invalidate artificial defs
4672 2008-03-06 Richard Guenther <rguenther@suse.de>
4674 * alias.c (struct alias_set_entry): Move has_zero_child field
4675 to pack with alias_set.
4677 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4679 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4682 2008-03-05 Ian Lance Taylor <iant@google.com>
4684 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
4686 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4688 * fwprop.c (update_df): Support width and offset parameters of
4690 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
4691 global_conflicts): Change DF_REF_EXTRACT to either
4692 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4693 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4694 * df-scan.c (df_ref_record, df_defs_record,
4695 df_ref_create_structure, df_def_record_1, df_uses_record,
4696 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
4697 df_bb_refs_collect, df_entry_block_defs_collect,
4698 df_exit_block_uses_collect): Support new width and offset fields.
4699 (ref_extract_pool): New storage pool.
4700 (df_free_ref): New function.
4701 (df_reg_chain_unlink, df_free_collection_rec,
4702 df_sort_and_compress_refs): Call df_free_ref.
4703 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
4705 (df_ref_create_structure): Allocate df_ref_extract if offset and
4706 width fields are used.
4707 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
4708 (df_uses_record): Get offset and width from ZERO_EXTRACT
4710 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
4711 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4712 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4713 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
4714 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4715 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4716 (df_ref_extract): New structure.
4717 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
4718 (df_ref_create): Add width and offset parameters.
4720 2008-03-05 Richard Guenther <rguenther@suse.de>
4722 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4723 Use ranges_overlap_p.
4724 (offset_overlaps_with_access): Rename
4725 to ranges_overlap_p and move ...
4726 * tree-flow-inline.h (ranges_overlap_p): ... here.
4728 * tree.h (get_inner_reference, handled_component_p): Update
4731 * tree.h (record_component_aliases, get_alias_set,
4732 alias_sets_conflict_p, alias_sets_must_conflict_p,
4733 objects_must_conflict_p): Move declarations ...
4734 * alias.h (record_component_aliases, get_alias_set,
4735 alias_sets_conflict_p, alias_sets_must_conflict_p,
4736 objects_must_conflict_p): ... here.
4737 Include coretypes.h.
4738 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
4740 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
4742 * cfg.c: Include tree-flow.h.
4743 (remove_edge_raw): Call redirect_edge_var_map_clear.
4744 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
4745 * tree-flow-inline.h (redirect_edge_var_map_def): New.
4746 (redirect_edge_var_map_result): New.
4747 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
4748 PENDING_STMT use with redirect_edge_var_map_*.
4749 * tree-ssa.c (edge_var_maps): New definition.
4750 (redirect_edge_var_map_add): New.
4751 (redirect_edge_var_map_clear): New.
4752 (redirect_edge_var_map_dup): New.
4753 (redirect_edge_var_map_vector): New.
4754 (redirect_edge_var_map_destroy): New.
4755 (ssa_redirect_edge): Replace PENDING_STMT use with
4756 redirect_edge_var_map_*.
4757 (flush_pending_stmts): Same.
4758 (delete_tree_ssa): Destroy edge var map.
4759 * tree-flow.h (struct _edge_var_map): New.
4760 Define edge_var_map vector type.
4761 Declare redirect_edge_var_map_* prototypes.
4762 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
4763 * tree-cfg.c (reinstall_phi_args): Replace
4764 PENDING_STMT use with redirect_edge_var_map_*.
4766 2008-03-05 Richard Guenther <rguenther@suse.de>
4768 PR tree-optimization/35472
4769 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
4770 whose single use_stmt has a overlapping set of loaded and
4771 stored symbols as that use_stmt might be a noop assignment then.
4773 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
4775 * gthr-rtems.h: Implement __gthread_mutex_destroy.
4777 2008-03-05 Richard Guenther <rguenther@suse.de>
4780 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
4781 should be constants.
4782 * tree-cfg.c (verify_expr): Verify it.
4783 * fold-const.c (fold_truthop): Remove code generating
4784 BIT_FIELD_REFs of structure bases.
4785 (fold_binary): Likewise.
4786 (fold_ternary): Position and size of BIT_FIELD_REFs are
4787 always host integers.
4788 (make_bit_field_ref): Remove.
4789 (optimize_bit_field_compare): Remove.
4790 (all_ones_mask_p): Remove.
4792 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
4795 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
4796 (split_block_and_df_analyze): New. Split basic block and rebuild
4798 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
4800 (split_pattern_seq): Likewise.
4801 (erase_matching_seqs): Likewise.
4802 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
4804 2008-03-04 Geoff Keating <geoffk@apple.com>
4806 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
4807 declaration and code.
4808 (tree_invalid_nonnegative_warnv_p): Likewise.
4810 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4812 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
4813 examples. Truncate option-names then causing overfull hbox.
4815 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4818 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
4820 * configure: Rebuilt.
4822 2008-03-04 Rafael Espindola <espindola@google.com>
4824 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
4825 (tree_unary_nonnegative_warnv_p): New.
4826 (tree_binary_nonnegative_warnv_p): New.
4827 (tree_single_nonnegative_warnv_p): New.
4828 (tree_invalid_nonnegative_warnv_p): New.
4829 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
4831 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4834 * opts.c (handle_option): Postpone 'unknown option' errors only for
4837 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
4840 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
4843 2008-03-04 Rafael Espindola <espindola@google.com>
4845 * fold-const.c (tree_unary_nonzero_warnv_p): New.
4846 (tree_binary_nonzero_warnv_p): New.
4847 (tree_single_nonzero_warnv_p): New.
4848 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
4850 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
4853 * fold-const.c (fold_cond_expr_with_comparison): Prevent
4854 transformations for modes that have signed zeros.
4855 * ifcvt.c (noce_try_abs): Ditto.
4857 2008-03-04 Joseph Myers <joseph@codesourcery.com>
4859 * config/i386/i386.c (override_options): Force
4860 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
4862 2008-03-04 Jan Hubicka <jh@suse.cz>
4865 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
4868 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4870 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
4871 label to probe the stack.
4873 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4875 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
4876 (__gthr_win32_mutex_destroy): Declare.
4877 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
4878 __gthr_win32_mutex_destroy.
4879 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
4881 2008-03-03 Jan Hubicka <jh@suse.cz>
4884 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
4885 aggressive on inlining cold calls.
4887 2008-03-03 Richard Guenther <rguenther@suse.de>
4889 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
4890 struct copies into the expression table.
4891 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
4892 (try_to_simplify): Likewise.
4893 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
4894 integral and pointer arguments which do not change the
4895 precision to NOP_EXPRs.
4896 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
4897 VIEW_CONVERT_EXPR case.
4899 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
4901 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
4902 defined in a loop at depth 0 is invariant.
4903 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4904 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
4905 be called at loop depth 0.
4907 2008-03-02 Jakub Jelinek <jakub@redhat.com>
4910 * gcc.c (process_command): Update copyright notice dates.
4911 * gcov.c (print_version): Likewise.
4912 * gcov-dump.c (print_version): Likewise.
4913 * mips-tfile.c (main): Likewise.
4914 * mips-tdump.c (main): Likewise.
4916 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4919 * c-common.c (flag_permissive): Delete.
4920 (constant_expression_warnings): Check flags first.
4921 (constant_expression_error): New.
4922 * c-common.h (flag_permissive): Delete.
4923 (constant_expression_error): Declare.
4924 * flags.h (flag_permissive): Declare. Update description.
4925 * diagnostic.c (pedwarn): Update.
4927 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
4928 (permissive_error_kind): New.
4929 * toplev.c (flag_permissive): Define. Update description.
4930 * toplev.h (permissive_error_kind): Declare.
4931 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
4932 (pedwarn_c90): Use pedantic_warning_kind.
4933 * c-opts.c (c_common_post_options): flag_permissive does not affect
4934 flag_pedantic_errors.
4936 2008-03-02 Joseph Myers <joseph@codesourcery.com>
4938 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
4939 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
4940 __absvsi2, __absvDI2): Use unsigned arithmetic.
4942 2008-03-02 Andi Kleen <ak@suse.de>
4943 Richard Guenther <rguenther@suse.de>
4945 * struct-equiv.c: Remove file.
4946 * cfg_cleanup.c (condjump_equiv_p): Remove.
4947 * Makefile.in (OBJS-common): Remove struct-equiv.o.
4948 (struct-equiv.o): Remove rule.
4949 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
4950 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
4951 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
4953 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4955 * ifcvt.c (noce_process_if_block): Try to handle only the then
4956 block if the else block exists but isn't suitable.
4958 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4961 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
4962 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
4963 regression from previous patch.
4965 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4968 * gthr.h: Add __gthread_mutex_destroy as a function that must be
4970 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
4971 * gthr-single.h (__gthread_mutex_destroy): Likewise.
4972 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
4973 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
4974 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
4975 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
4976 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
4977 (__gthread_mutex_destroy_function): Rename to
4978 __gthread_mutex_destroy.
4979 * gthr-dce.h (__gthread_mutex_destroy): Call
4980 pthread_mutex_destroy.
4981 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
4982 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
4983 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
4985 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4987 * df-scan.c (df_ref_chain_change_bb): Simplify.
4988 (df_insn_change_bb): Add new_bb argument. Simplify. Call
4989 set_block_for_insn if there's any change.
4990 * df.h ((df_insn_change_bb): Fix prototype.
4991 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
4992 df_insn_change_bb, don't call set_block_for_insn.
4993 * emit-rtl.c (reorder_insns): Likewise.
4994 * haifa-sched.c (move_insn): Likewise.
4996 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4998 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
5000 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5002 * tree-flow-inline.h (next_readonly_imm_use): Return
5003 NULL_USE_OPERAND_P after the end.
5005 2008-03-01 Richard Guenther <rguenther@suse.de>
5007 PR tree-optimization/35411
5008 * tree-sra.c (sra_build_assignment): Split conversion to
5009 final type to a separate statement if we are not assigning
5012 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5014 * fold-const.c (fold_convertible_p): Correct the logic to follow
5015 that in fold_convert().
5017 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
5020 * tree-inline.c (build_duplicate_type): When we make a
5021 duplicate type, make it unique in the canonical types system.
5023 2008-02-29 Tom Tromey <tromey@redhat.com>
5025 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
5026 input_file_stack_history, input_file_stack_restored): Remove.
5027 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
5028 * input.h (struct file_stack): Remove.
5029 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
5030 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
5032 * diagnostic.h (struct diagnostic_context) <last_module>: Change
5034 (diagnostic_last_module_changed): Add 'map' argument.
5035 (diagnostic_set_last_function): Likewise.
5036 * diagnostic.c (undiagnostic_report_current_module): Iterate using
5037 line map, not input_file_stack.
5038 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
5040 2008-02-29 Paul Brook <paul@codesourcery.com>
5042 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
5044 2008-02-29 Paul Brook <paul@codesourcery.com>
5046 * config/arm/ieee754-df.S (muldf3): Use RET macros.
5048 2008-02-29 Richard Guenther <rguenther@suse.de>
5050 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
5052 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
5053 value for comparing for a store match.
5054 (simplify_unary_expression): Do nothing for SSA_NAMEs.
5055 (try_to_simplify): Do not do a full-blown reference lookup.
5057 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
5059 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
5060 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5062 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
5064 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
5066 * tree-loop-linear.c (try_interchange_loops): Compare memory access
5067 strides against cache sizes.
5069 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
5071 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
5074 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
5076 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
5077 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
5078 is smaller than the original promoted value.
5079 (simplify_subreg): If OP is a SUBREG, try to preserve its
5080 SUBREG_PROMOTED_VAR_P information.
5082 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
5084 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
5085 (VN_INFO_GET): Allocate new objects on the obstack.
5086 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
5087 for rpo_numbers_temp, for consistency.
5088 (free_scc_vn): Free the obstack.
5090 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
5092 * doc/invoke.texi: Document -ftree-loop-distribution.
5093 * tree-loop-distribution.c: New.
5094 * tree-pass.h (pass_loop_distribution): New.
5095 * graphds.h (struct graph): Add htab_t indices.
5096 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
5097 * tree-vectorizer.c (rename_variables_in_loop): Extern.
5098 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
5099 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
5100 * tree-data-ref.c (debug_data_dependence_relations): New.
5101 (dump_data_dependence_relation): Also print data references.
5102 (free_data_ref): Extern.
5103 (same_access_functions): Moved...
5104 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
5105 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5106 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
5107 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
5108 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
5109 (stmts_from_loop): Skip LABEL_EXPR.
5110 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
5112 (build_rdg): Initialize rdg->indices htab.
5113 (free_rdg, stores_from_loop, ref_base_address,
5114 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
5115 have_similar_memory_accesses_1, ref_base_address_1,
5116 remove_similar_memory_refs): New.
5117 * tree-data-ref.h: Depend on tree-chrec.h.
5118 (debug_data_dependence_relations, free_data_ref): Declared.
5119 (same_access_functions): ... here.
5120 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
5122 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
5123 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
5124 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
5125 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5126 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
5127 rdg_vertex_for_stmt): Declared.
5128 (struct rdg_edge): Add level.
5130 (free_rdg, stores_from_loop, remove_similar_memory_refs,
5131 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
5133 (rdg_has_similar_memory_accesses): New.
5134 * tree-vect-analyze.c: Remove unused static decls.
5135 * lambda.h (dependence_level): New.
5136 * common.opt (ftree-loop-distribution): New.
5137 * tree-flow.h (mark_virtual_ops_in_bb,
5138 slpeel_tree_duplicate_loop_to_edge_cfg,
5139 rename_variables_in_loop): Declared.
5140 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
5141 (OBJS-common): Add tree-loop-distribution.o.
5142 (tree-loop-distribution.o): New rule.
5143 * tree-cfg.c (mark_virtual_ops_in_bb): New.
5144 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
5145 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
5147 2008-02-28 Joseph Myers <joseph@codesourcery.com>
5150 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
5151 other than structures and unions.
5153 2008-02-28 Richard Guenther <rguenther@suse.de>
5156 2008-02-26 Richard Guenther <rguenther@suse.de>
5158 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5159 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5160 (lookup_decl_from_uid): Declare.
5161 (remove_decl_from_map): Likewise.
5162 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5163 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5164 (decl_for_uid_map): New global hashtable mapping DECL_UID
5166 (init_ttree): Allocate it.
5167 (insert_decl_to_uid_decl_map): New helper function.
5168 (make_node_stat): Insert new decls into the map.
5169 (copy_node_stat): Likewise.
5170 (lookup_decl_from_uid): New function.
5171 (remove_decl_from_map): Likewise.
5172 (print_decl_for_uid_map_statistics): New helper.
5173 (dump_tree_statistics): Call it.
5175 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5176 (referenced_var_iterator): Adjust.
5177 (FOR_EACH_REFERENCED_VAR): Adjust.
5178 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5179 (num_referenced_vars): Adjust.
5180 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5181 (first_referenced_var): Remove.
5182 (end_referenced_vars_p): Likewise.
5183 (next_referenced_var): Likewise.
5184 (referenced_var_iterator_set): New helper function.
5185 * tree-dfa.c (referenced_var_lookup): Adjust.
5186 (referenced_var_check_and_insert): Likewise.
5187 (remove_referenced_var): Likewise.
5188 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5189 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5190 (verify_call_clobbering): Likewise.
5191 (verify_memory_partitions): Likewise.
5192 (init_tree_ssa): Allocate bitmap instead of hashtable for
5194 (delete_tree_ssa): Adjust.
5195 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5196 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5197 (compute_tag_properties): Likewise.
5198 (set_initial_properties): Likewise.
5199 (find_partition_for): Likewise.
5200 (update_reference_counts): Likewise.
5201 (dump_may_aliases_for): Likewise.
5202 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5203 (add_call_clobber_ops): Likewise.
5204 (add_call_read_ops): Likewise.
5205 (get_asm_expr_operands): Likewise.
5206 * tree-into-ssa.c (dump_decl_set): Likewise.
5207 (update_ssa): Likewise.
5208 * tree-sra.c (scan_function): Likewise.
5209 (decide_instantiations): Likewise.
5210 (scalarize_parms): Likewise.
5211 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5212 (dsa_named_for): Likewise.
5213 * tree-ssa-structalias.c (update_alias_info): Likewise.
5214 (merge_smts_into): Likewise.
5216 2008-02-27 David Daney <ddaney@avtrex.com>
5219 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
5220 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
5221 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
5222 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
5223 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
5225 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
5228 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
5229 (BUILT_IN_NEXTTOWARD): Remove.
5230 (BUILT_IN_NEXTTOWARDF): Ditto.
5231 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
5232 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
5234 2008-02-27 Tom Tromey <tromey@redhat.com>
5236 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
5237 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
5239 2008-02-27 Jan Beulich <jbeulich@novell.com>
5241 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
5242 update the respective field on newdecl.
5244 2008-02-27 Revital Eres <eres@il.ibm.com>
5246 PR rtl-optimization/34999
5247 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
5248 crossing edges that ends with a call insn.
5249 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
5250 call insn and clear the EDGE_CROSSING flag of the crossing edge
5251 when fixing fallthru edges.
5253 2008-02-27 Richard Guenther <rguenther@suse.de>
5256 * fold-const.c (fold_unary): Return the correct argument,
5257 converted to the result type.
5259 2008-02-27 Richard Guenther <rguenther@suse.de>
5262 * expr.c (expand_expr_real_1): Assert on rotates that operate
5264 * fold-const.c (fold_binary): Use the types precision, not the
5265 bitsize of the mode if folding rotate expressions. Build rotates
5266 only for full modes.
5268 2008-02-27 Jakub Jelinek <jakub@redhat.com>
5270 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
5272 * c-pragma.c (pragma_ns_name): New typedef.
5273 (registered_pp_pragmas): New variable.
5274 (c_pp_lookup_pragma): New function.
5275 (c_register_pragma_1): If flag_preprocess_only, do nothing
5276 for non-expanded pragmas, for expanded ones push pragma's
5277 namespace and name into registered_pp_pragmas vector.
5278 (c_invoke_pragma_handler): Register OpenMP pragmas even when
5279 flag_preprocess_only, don't register GCC pch_preprocess
5280 pragma if flag_preprocess_only.
5281 * c-opts.c (c_common_init): Call init_pragma even if
5282 flag_preprocess_only.
5283 * c-pragma.c (c_pp_lookup_pragma): New prototype.
5284 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
5285 cpp_register_pragma if flag_preprocess_only.
5287 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5290 * c-parser.c (c_parser_translation_unit): Warn for empty
5291 translation unit, not empty source file.
5293 2008-02-26 Paul Brook <paul@codesourcery.com>
5295 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
5296 operand for Thumb-2.
5297 * config/arm/arm.h (reg_class): Add CORE_REGS.
5298 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
5299 (BASE_REG_CLASS): Use CORE_REGS.
5300 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
5301 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
5302 (REGNO_OK_FOR_INDEX_P): Exclude SP.
5303 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
5304 ARM_REGNO_OK_FOR_INDEX_P.
5305 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
5306 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
5307 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
5308 (ldm/stm peepholes): Ditto.
5309 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
5310 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
5311 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
5312 * config/arm/constraints.md: Enable "k" constraint on ARM.
5314 2008-02-27 Ben Elliston <bje@au.ibm.com>
5316 * config/rs6000/rs6000.c: Annotate cache line size field in all
5317 instances of struct processor_costs.
5319 2008-02-26 David Edelsohn <edelsohn@gnu.org>
5321 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
5322 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
5323 jump_bypass): New counters.
5324 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
5325 * dce.c (gate_ud_dce): Same.
5326 (gate_fast_dce): Same.
5327 * dse.c (gate_dse1): New function.
5328 (gate_dse2): New function.
5329 (gate_dse): Merge results of new gate functions.
5330 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
5331 (gate_handle_jump_bypass): Add dbg_cnt.
5332 (gate_handle_gcse): Add dbg_cnt.
5333 * ifcvt.c (gate_handle_if_conversion): Same.
5334 (gate_handle_if_after_combine): Same.
5335 (gate_handle_if_after_reload): Same.
5336 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
5338 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
5340 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
5342 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
5344 2008-02-26 Jason Merrill <jason@redhat.com>
5347 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
5348 alone if it's the naming decl for the type's main variant.
5350 2008-02-26 Tom Tromey <tromey@redhat.com>
5352 * system.h (USE_MAPPED_LOCATION): Poison.
5353 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
5354 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
5355 (make_goto_expr_edges): Likewise.
5356 (remove_bb): Likewise.
5357 (execute_warn_function_return): Likewise.
5358 * basic-block.h (struct edge_def) <goto_locus>: Change type to
5360 * c-common.c (fname_decl): Remove old location code.
5361 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
5363 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
5365 (ASM_INPUT_SOURCE_LOCATION): Likewise.
5366 (gen_rtx_ASM_INPUT): Likewise.
5367 (gen_rtx_ASM_INPUT_loc): Likewise.
5368 (get_rtx_asm_OPERANDS): Remove.
5369 * cfglayout.c (insn_locators_alloc): Remove old location code.
5370 (set_curr_insn_source_location): Likewise.
5371 (curr_insn_locator): Likewise.
5372 * print-tree.c (print_node): Remove old location code.
5373 * tree-mudflap.c (mf_varname_tree): Remove old location code.
5374 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
5375 * cfgexpand.c (expand_gimple_cond_expr): Don't use
5376 location_from_locus.
5377 (construct_exit_block): Remove old location code.
5378 * emit-rtl.c (force_next_line_note): Remove old location code.
5379 * profile.c (branch_prob): Remove old location code.
5380 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
5381 LOC_LINE): Remove old-location variants.
5382 * langhooks.c (lhd_print_error_function): Remove old location
5384 * configure, config.in: Rebuilt.
5385 * configure.ac (--enable-mapped-location): Remove.
5386 * c-decl.c (c_init_decl_processing): Remove old location code.
5387 (finish_function): Likewise.
5388 * recog.c (decode_asm_operands): Remove old location code.
5389 * c-pch.c (c_common_read_pch): Remove old location code.
5390 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
5392 * gimple-low.c (lower_function_body): Remove old location code.
5393 * toplev.c (unknown_location): Remove.
5394 (push_srcloc): Remove old-location variant.
5395 (process_options): Remove old location code.
5396 (lang_dependent_init): Likewise.
5397 * input.h (UNKNOWN_LOCATION): Move definition.
5398 (location_t): Undeprecate.
5399 (source_locus): Remove.
5400 (location_from_locus): Remove.
5401 (struct location_s): Remove.
5402 Remove all old-location code.
5403 (input_line, input_filename): Remove.
5404 * final.c (final_scan_insn): Remove old location code.
5405 * diagnostic.c (diagnostic_build_prefix): Remove
5406 USE_MAPPED_LOCATION test.
5407 * tree.h (gimple_stmt) <locus>: Now a location_t.
5408 (tree_exp) <locus>: Likewise.
5409 (DECL_IS_BUILTIN): Remove old-location variant.
5410 (annotate_with_file_line, annotate_with_locus): Likewise.
5411 (expr_locus, set_expr_locus): Update.
5412 * tree.c (build1_stat): Remove old location code.
5413 (last_annotated_node): Remove.
5414 (annotate_with_file_line): Remove old-location variant.
5415 (annotate_with_locus): Likewise.
5416 (expr_location): Remove old location code.
5417 (set_expr_location): Likewise.
5418 (expr_has_location): Likewise.
5419 (expr_locus): Likewise.
5420 (set_expr_locus): Likewise.
5421 (expr_filename): Don't use location_from_locus.
5422 (expr_lineno): Likewise.
5423 * rtl-error.c (location_for_asm): Remove old location code.
5424 * c-lex.c (cb_line_change): Remove old location code.
5425 (fe_file_change): Likewise.
5426 (cb_def_pragma): Likewise.
5427 (c_lex_with_flags): Likewise.
5428 * gengtype.c (do_typedef): Don't special-case location types.
5429 (define_location_structures): Remove.
5430 (main): Don't call define_location_structures.
5431 * tree-pretty-print.c (dump_implicit_edges): Remove old location
5434 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5437 * builtins.def (BUILT_IN_STDARG_START): Remove.
5438 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
5439 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5440 * tree-inline.c (inline_forbidden_p_1): Likewise.
5442 2008-02-26 Richard Guenther <rguenther@suse.de>
5444 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5445 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5446 (lookup_decl_from_uid): Declare.
5447 (remove_decl_from_map): Likewise.
5448 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5449 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5450 (decl_for_uid_map): New global hashtable mapping DECL_UID
5452 (init_ttree): Allocate it.
5453 (insert_decl_to_uid_decl_map): New helper function.
5454 (make_node_stat): Insert new decls into the map.
5455 (copy_node_stat): Likewise.
5456 (lookup_decl_from_uid): New function.
5457 (remove_decl_from_map): Likewise.
5458 (print_decl_for_uid_map_statistics): New helper.
5459 (dump_tree_statistics): Call it.
5461 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5462 (referenced_var_iterator): Adjust.
5463 (FOR_EACH_REFERENCED_VAR): Adjust.
5464 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5465 (num_referenced_vars): Adjust.
5466 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5467 (first_referenced_var): Remove.
5468 (end_referenced_vars_p): Likewise.
5469 (next_referenced_var): Likewise.
5470 (referenced_var_iterator_set): New helper function.
5471 * tree-dfa.c (referenced_var_lookup): Adjust.
5472 (referenced_var_check_and_insert): Likewise.
5473 (remove_referenced_var): Likewise.
5474 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5475 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5476 (verify_call_clobbering): Likewise.
5477 (verify_memory_partitions): Likewise.
5478 (init_tree_ssa): Allocate bitmap instead of hashtable for
5480 (delete_tree_ssa): Adjust.
5481 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5482 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5483 (compute_tag_properties): Likewise.
5484 (set_initial_properties): Likewise.
5485 (find_partition_for): Likewise.
5486 (update_reference_counts): Likewise.
5487 (dump_may_aliases_for): Likewise.
5488 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5489 (add_call_clobber_ops): Likewise.
5490 (add_call_read_ops): Likewise.
5491 (get_asm_expr_operands): Likewise.
5492 * tree-into-ssa.c (dump_decl_set): Likewise.
5493 (update_ssa): Likewise.
5494 * tree-sra.c (scan_function): Likewise.
5495 (decide_instantiations): Likewise.
5496 (scalarize_parms): Likewise.
5497 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5498 (dsa_named_for): Likewise.
5499 * tree-ssa-structalias.c (update_alias_info): Likewise.
5500 (merge_smts_into): Likewise.
5502 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5505 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
5506 * c-opts.c (c_common_handle_option): Wall enables
5507 Wvolatile-register-var.
5508 * common.opt: Move Wvolatile-register-var to...
5511 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5513 * common.opt (Wlarger-than=): New.
5514 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
5516 * opts.c (common_handle_option): Handle -Wlarger-than=.
5517 * optc-gen.awk: Likewise.
5518 * opth-gen.awk: Likewise.
5519 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
5520 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5522 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5524 * c-common.c (match_case_to_enum_1): Add appropriate
5525 OPT_W* parameter to warning.
5526 (c_do_switch_warnings): Likewise.
5527 * c-typeck.c (warning_init): Add one more parameter following
5529 (push_init_level): Update call to warning_init.
5530 (pop_init_level): Likewise.
5531 (add_pending_init): Likewise.
5532 (output_init_element: Likewise.
5534 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5537 * toplev.c (toplev_main): If there are warnings or error, print
5538 errors for ignored options.
5539 * opts.c (ignored_options): New static variable.
5540 (postpone_unknown_option_error): New.
5541 (print_ignored_options): New.
5542 (handle_option): Postpone errors for unknown -Wno-* options.
5543 * opts.h (print_ignored_options): Declare.
5545 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
5547 * config/mips/mips.md (loadgp_blockage, blockage): Change type
5550 2008-02-25 Richard Guenther <rguenther@suse.de>
5553 2008-02-25 Richard Guenther <rguenther@suse.de>
5555 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5556 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5557 (lookup_decl_from_uid): Declare.
5558 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5559 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5560 (decl_for_uid_map): New global hashtable mapping DECL_UID
5562 (init_ttree): Allocate it.
5563 (insert_decl_to_uid_decl_map): New helper function.
5564 (make_node_stat): Insert new decls into the map.
5565 (copy_node_stat): Likewise.
5566 (lookup_decl_from_uid): New function.
5567 (print_decl_for_uid_map_statistics): New helper.
5568 (dump_tree_statistics): Call it.
5570 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5571 (referenced_var_iterator): Adjust.
5572 (FOR_EACH_REFERENCED_VAR): Adjust.
5573 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5574 (num_referenced_vars): Adjust.
5575 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5576 (first_referenced_var): Remove.
5577 (end_referenced_vars_p): Likewise.
5578 (next_referenced_var): Likewise.
5579 (referenced_var_iterator_set): New helper function.
5580 * tree-dfa.c (referenced_var_lookup): Adjust.
5581 (referenced_var_check_and_insert): Likewise.
5582 (remove_referenced_var): Likewise.
5583 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5584 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5585 (verify_call_clobbering): Likewise.
5586 (verify_memory_partitions): Likewise.
5587 (init_tree_ssa): Allocate bitmap instead of hashtable for
5589 (delete_tree_ssa): Adjust.
5590 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5591 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5592 (compute_tag_properties): Likewise.
5593 (set_initial_properties): Likewise.
5594 (find_partition_for): Likewise.
5595 (update_reference_counts): Likewise.
5596 (dump_may_aliases_for): Likewise.
5597 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5598 (add_call_clobber_ops): Likewise.
5599 (add_call_read_ops): Likewise.
5600 (get_asm_expr_operands): Likewise.
5601 * tree-into-ssa.c (dump_decl_set): Likewise.
5602 (update_ssa): Likewise.
5603 * tree-sra.c (scan_function): Likewise.
5604 (decide_instantiations): Likewise.
5605 (scalarize_parms): Likewise.
5606 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5607 (dsa_named_for): Likewise.
5608 * tree-ssa-structalias.c (update_alias_info): Likewise.
5609 (merge_smts_into): Likewise.
5611 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5614 * doc/invoke.texi (-fcx-limited-range): Document new option.
5615 * toplev.c (process_options): Handle -fcx-fortran-rules.
5616 * common.opt: Add documentation for -fcx-fortran-rules.
5618 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5621 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
5622 actual behaviour and C99.
5624 2008-02-26 Ben Elliston <bje@au.ibm.com>
5626 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
5627 (ASM_CPU_POWER6_SPEC): Likewise.
5628 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
5629 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
5630 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
5632 2008-02-25 Richard Guenther <rguenther@suse.de>
5634 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5635 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5636 (lookup_decl_from_uid): Declare.
5637 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5638 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5639 (decl_for_uid_map): New global hashtable mapping DECL_UID
5641 (init_ttree): Allocate it.
5642 (insert_decl_to_uid_decl_map): New helper function.
5643 (make_node_stat): Insert new decls into the map.
5644 (copy_node_stat): Likewise.
5645 (lookup_decl_from_uid): New function.
5646 (print_decl_for_uid_map_statistics): New helper.
5647 (dump_tree_statistics): Call it.
5649 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5650 (referenced_var_iterator): Adjust.
5651 (FOR_EACH_REFERENCED_VAR): Adjust.
5652 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5653 (num_referenced_vars): Adjust.
5654 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5655 (first_referenced_var): Remove.
5656 (end_referenced_vars_p): Likewise.
5657 (next_referenced_var): Likewise.
5658 (referenced_var_iterator_set): New helper function.
5659 * tree-dfa.c (referenced_var_lookup): Adjust.
5660 (referenced_var_check_and_insert): Likewise.
5661 (remove_referenced_var): Likewise.
5662 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5663 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5664 (verify_call_clobbering): Likewise.
5665 (verify_memory_partitions): Likewise.
5666 (init_tree_ssa): Allocate bitmap instead of hashtable for
5668 (delete_tree_ssa): Adjust.
5669 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5670 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5671 (compute_tag_properties): Likewise.
5672 (set_initial_properties): Likewise.
5673 (find_partition_for): Likewise.
5674 (update_reference_counts): Likewise.
5675 (dump_may_aliases_for): Likewise.
5676 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5677 (add_call_clobber_ops): Likewise.
5678 (add_call_read_ops): Likewise.
5679 (get_asm_expr_operands): Likewise.
5680 * tree-into-ssa.c (dump_decl_set): Likewise.
5681 (update_ssa): Likewise.
5682 * tree-sra.c (scan_function): Likewise.
5683 (decide_instantiations): Likewise.
5684 (scalarize_parms): Likewise.
5685 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5686 (dsa_named_for): Likewise.
5687 * tree-ssa-structalias.c (update_alias_info): Likewise.
5688 (merge_smts_into): Likewise.
5690 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
5693 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
5694 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
5695 * alias.h (nonoverlapping_memrefs_p): Likewise.
5697 2008-02-25 Jan Beulich <jbeulich@novell.com>
5699 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
5700 * config/i386/netware-libgcc.exp: Add __bswap?i2,
5701 __emultls_get_address, __emultls_register_common,
5702 __floatundi?f, and _Unwind_GetIPInfo.
5703 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
5704 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
5705 (gen_regparm_prefix): Likewise.
5706 (i386_nlm_encode_section_info): Sync with
5707 config/i386/winnt.c:i386_pe_encode_section_info().
5708 (i386_nlm_maybe_mangle_decl_assembler_name): New.
5709 i386_nlm_mangle_decl_assembler_name): New.
5710 (netware_override_options): New.
5711 * config/i386/netware.h (netware_override_options): Declare.
5712 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
5713 (i386_nlm_mangle_decl_assembler_name): Declare.
5714 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
5716 2008-02-25 Ben Elliston <bje@au.ibm.com>
5719 * c-decl.c (grokdeclarator): Remove unused local variables
5720 `typedef_type' and `type_as_written'.
5722 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
5723 unused local variable `has_hot_blocks'.
5724 (fix_crossing_conditional_branches): Remove unused local variable
5727 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
5730 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
5731 using DEF_C99_BUILTIN.
5732 (BUILT_IN_NANF): Ditto.
5733 (BUILT_IN_NANL): Ditto.
5735 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
5736 Revital Eres <eres@il.ibm.com>
5738 * modulo-sched.c (calculate_must_precede_follow): Address TODO
5739 regarding the order of two dependent insns in the same row.
5741 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
5743 * stor-layout.c (layout_decl): Do not bump the alignment of a
5744 bit-field to more than byte alignment if it is packed.
5746 2008-02-24 David Edelsohn <edelsohn@gnu.org>
5748 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
5751 2008-02-24 Diego Novillo <dnovillo@google.com>
5753 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
5756 * tree-vrp.c (vrp_evaluate_conditional): With
5757 -Wtype-limits, emit a warning when comparing against a
5758 constant outside the natural range of OP0's type.
5759 * c.opt (Wtype-limits): Move ...
5760 * common.opt (Wtype-limits): ... here.
5762 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
5764 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
5765 * config/rs6000/e300c2c3.md: New file.
5766 * config/rs6000/rs6000.c (processor_costs): Add new costs for
5768 (rs6000_override_options): Add e300c2 and e300c3 cases to
5769 processor_target_table. Do not allow usage of Altivec or Spe
5770 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
5771 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
5772 * config/rs6000/rs6000.h (processor_type): Add
5773 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
5774 (ASM_CPU_SPEC): Add e300c2 and e300c3.
5775 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
5776 and ppce300c3. Include e300c2c3.md.
5778 2008-02-23 David Edelsohn <edelsohn@gnu.org>
5780 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
5781 instead of TARGET_STRICT_ALIGN.
5783 2008-02-23 Joseph Myers <joseph@codesourcery.com>
5785 * explow.c (memory_address): Assert that the generated address is
5788 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5791 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
5792 * config/darwin-ppc-ldouble-patch.def: New file.
5793 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
5794 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
5795 SUBTARGET_INIT_BUILTINS if defined.
5796 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
5799 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5802 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
5803 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
5805 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5808 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
5809 file" warning condtional on -Winvalid-PCH.
5811 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5813 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
5815 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
5819 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
5820 prevent reload from using MMX registers.
5821 (*mov<mode>_internal): Ditto.
5822 (*movv2sf_internal_rex64): Ditto.
5823 (*movv2sf_internal): Ditto.
5825 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5827 PR documentation/31569
5828 * doc/install.texi2html: Use makeinfo --no-number-sections.
5830 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5832 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
5833 ensure that we can address an entire entity > 8 bytes. Don't
5834 generate reg+reg addressing for such data.
5836 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5838 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
5839 strings when optimizing for size, unless the target cares about
5842 2008-02-22 Tom Tromey <tromey@redhat.com>
5844 * regclass.c (current_pass): Remove declaration.
5846 2008-02-22 Anatoly Sokolov <aesok@post.ru>
5848 * config/avr/libgcc.S (__RAMPZ__): Define.
5849 (__do_copy_data): Add for devices with 128KB code memory.
5851 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5853 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
5855 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
5857 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
5859 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
5862 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5865 * c-typeck.c (build_binary_op): Warn about floating point
5866 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
5868 2008-02-21 Janis Johnson <janis187@us.ibm.com>
5871 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
5872 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
5874 (rs6000_override_options): Set altivec_abi as default, not override,
5875 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
5876 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
5877 is used; use new member spe_abi.
5878 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
5879 spe_abi and altivec_abi.
5881 2008-02-22 Tomas Bily <tbily@suse.cz>
5883 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
5885 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5888 * config.build (build_file_translate): Set to `CMD //c' only if
5890 * Makefile.in (build_file_translate): Improve comment.
5892 2008-02-21 Jan Hubicka <jh@suse.cz>
5894 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
5895 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
5896 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
5898 2008-02-21 Michael Matz <matz@suse.de>
5901 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
5903 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
5905 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
5906 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
5908 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
5909 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
5910 SSE_VEC_FLOAT_MODE_P as insn constraint.
5911 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
5912 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
5913 sse4a_movntdf using MODEF mode iterator.
5914 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
5915 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
5916 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
5917 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
5918 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
5919 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
5920 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
5922 2008-02-21 Richard Guenther <rguenther@suse.de>
5924 * tree.def (PAREN_EXPR): New tree code.
5925 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
5927 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
5928 * expr.c (expand_expr_real_1): Likewise.
5929 * tree-inline.c (estimate_num_insns_1): Likewise.
5930 * tree-complex.c (expand_complex_move): Likewise.
5931 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
5934 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5937 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
5939 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5942 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
5944 * config/sh/sh.c (find_barrier): Don't go past
5945 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
5947 2008-02-20 DJ Delorie <dj@redhat.com>
5949 * config/h8300/h8300.md (insv): Force source operand to be a register.
5951 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
5952 as a jump, not as a plain insn.
5954 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
5956 * doc/invoke.texi (Warning Options): Add new option
5957 -Wframe-larger-than=.
5958 (-Wframe-larger-than): Document.
5960 * flags.h (warn_frame_larger_than, frame_larger_than_size):
5961 Add declarations for new option variables.
5963 * final.c (final_start_function): Check the frame size
5964 before emission and issue a Wframe-larger-than warning.
5966 * opts.c (warn_frame_larger_than, frame_larger_than_size):
5967 Add definitions for new option variables.
5968 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
5970 * common.opt (Wframe-larger-than=): New option.
5972 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5974 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
5975 (<sse>_div<mode>3): Ditto.
5976 (<sse>_vmdiv<mode>3): Ditto.
5977 (<sse>_vmsqrt<mode>2): Ditto.
5978 (*smax<mode>3): Ditto.
5979 (sse5_frcz<mode>2): Ditto.
5980 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
5983 2008-02-20 Richard Guenther <rguenther@suse.de>
5986 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
5987 be happy with INTEGRAL_TYPE_P.
5989 2008-02-20 Richard Guenther <rguenther@suse.de>
5991 * fold-const.c (split_tree): Associate floatig-point expressions
5992 if flag_associative_math is set.
5994 2008-02-20 Richard Guenther <rguenther@suse.de>
5996 * tree.h (fold_real_zero_addition_p): Declare.
5997 * fold-const.c (fold_real_zero_addition_p): Export.
5998 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
5999 floating-point operations with zero and one.
6001 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
6003 * doc/install.texi: Correct references to CFLAGS, replacing them
6004 with BOOT_CFLAGS. Document flags used during bootstrap for
6007 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
6009 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
6010 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
6011 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
6013 (smin<mode>3): Ditto from similar patterns.
6014 (smax<mode>3): Ditto.
6015 (*ieee_smin<mode>3): Ditto.
6016 (*ieee_smax<mode>3): Ditto.
6017 * config/i386/sse.md (sse): New mode attribute.
6018 (mov<mode>): Macroize expander from movv4sf and movv2df using
6019 SSEMODEF2P mode iterator.
6020 (<sse>_movnt<mode>): Ditto from similar patterns. Use
6021 SSE_VEC_FLOAT_MODE_P as insn constraint.
6022 (storent<mode>): Ditto.
6023 (storent<mode>): Macroize expander from storentsf and storentdf using
6024 MODEF mode iterator.
6025 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
6026 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
6027 (abs<mode>2): Ditto from similar patterns.
6028 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
6029 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
6030 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
6031 (<sse>_vmsqrt<mode>2): Ditto.
6032 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
6033 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
6034 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
6035 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
6036 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
6037 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
6038 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
6040 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
6041 iterator and SSE_FLOAT_MODE_P as insn constraint.
6042 (<sse>_ucomi): Ditto from similar patterns.
6043 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
6044 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
6045 SSE_VEC_FLOAT_MODE_P as insn constraint.
6046 (vcond<mode>): Ditto from similar patterns.
6047 (and<mode>3, *and<mode>3): Ditto.
6048 (<sse>_nand<mode>3): Ditto.
6049 (ior<mode>3, *ior<mode>3): Ditto.
6050 (xor<mode>3, *xor<mode>3): Ditto.
6051 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
6052 iterator and SSE_FLOAT_MODE_P as insn constraint.
6053 (*nand<mode>3): Ditto from similar patterns.
6054 (*ior<mode>3): Ditto.
6055 (*xor<mode>3): Ditto.
6057 2008-02-20 Ira Rosen <irar@il.ibm.com>
6059 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
6060 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
6061 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
6063 2008-02-19 Jan Hubicka <jh@suse.cz>
6065 * predict.c (tree_bb_level_predictions): Remove variable next
6066 mistakely introduced by previous commit.
6068 2008-02-19 Jan Hubicka <jh@suse.cz>
6070 * predict.c (predict_paths_leading_to): Rewrite.
6071 (predict_paths_for_bb): New.
6072 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
6074 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6077 * Makefile.in (build_file_translate): New.
6078 (gcc-vers.texi): Use it for translating $(abs_srcdir).
6079 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
6080 * configure.ac (build_file_translate): Substitute it.
6081 * configure: Regenerate.
6083 2008-02-19 Jan Hubicka <jh@suse.cz>
6085 PR rtl-optimization/34408
6086 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
6089 2008-02-19 Jan Hubicka <jh@suse.cz>
6092 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
6095 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
6098 * config/i386/i386-modes.def: Revert the last DI alignment
6099 change until Ada people can look into it.
6101 2008-02-19 Nick Clifton <nickc@redhat.com>
6103 * opts.c (print_specific_help): Fix typo in --help text.
6105 2008-02-19 Jakub Jelinek <jakub@redhat.com>
6108 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
6109 32-bit inline asm without asm alternatives for host GCC < 3.0.
6111 2008-02-19 Richard Guenther <rguenther@suse.de>
6113 PR tree-optimization/34989
6114 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
6115 Allow propagation to INDIRECT_REF if we can simplify only.
6117 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6119 * c-common.c (warn_for_collisions_1): Use appropriate option when
6122 2008-02-19 Nick Clifton <nickc@redhat.com>
6125 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
6126 (handle_options): Fix indentation.
6127 (print_filtered_help): If no language-specific options were
6128 displayed tell the user how to list all the options supported by
6129 the language's front-end.
6130 (print_specific_help): Fix indentation and remove duplicate line.
6131 (common_handle_option): Handle the -v option.
6132 For --help enable the display of undocumented options if the -v
6133 switch has been included on the command line.
6134 For --help= check for overlaps in the arguments between the option
6135 classes and the language names and issue a warning when they
6136 cannot be disambiguated.
6137 * c.opt (v): Pass on to the common option handler.
6139 2008-02-19 Revital Eres <eres@il.ibm.com>
6141 * modulo-sched.c (sms_schedule): Change dump message when
6142 create_ddg function fails.
6143 (try_scheduling_node_in_cycle): Rename row to cycle.
6144 (print_partial_schedule): Rename CYCLE to ROW.
6146 2008-02-19 Christian Bruel <christian.bruel@st.com>
6147 Zdenek Dvorak <ook@ucw.cz>
6149 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
6151 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
6154 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
6155 (*x86_movdicc_0_m1_se): Ditto.
6157 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
6159 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
6160 (CMPtype): Define as __gcc_CMPtype.
6161 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
6162 (CMPtype): Define as __gcc_CMPtype.
6164 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
6166 Support valgrind 3.3 for --enable-checking=valgrind.
6167 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
6169 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
6170 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
6171 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
6172 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
6173 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
6174 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
6175 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
6177 * ggc-zone.c: Similar.
6178 * ggc-page.c: Similar.
6180 2008-02-19 Paul Brook <paul@codesourcery.com>
6183 * config/arm/ieee754-df.S: Fix do_it typo.
6184 * config/arm/ieee754-sf.S: Fix do_it typo.
6186 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
6189 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
6190 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
6191 (OPTION_MASK_ISA_SSE_SET): Likewise.
6192 (OPTION_MASK_ISA_SSE2_SET): Likewise.
6193 (OPTION_MASK_ISA_SSE3_SET): Likewise.
6194 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
6195 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
6196 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
6197 (OPTION_MASK_ISA_SSE4_SET): Likewise.
6198 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
6199 (OPTION_MASK_ISA_SSE5_SET): Likewise.
6200 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
6201 (OPTION_MASK_ISA_MMX_UNSET): Updated.
6202 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
6203 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
6204 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
6205 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
6206 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
6207 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
6208 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
6209 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
6210 (OPTION_MASK_ISA_SSE4): Removed.
6211 (ix86_handle_option): Turn on bits in ix86_isa_flags and
6212 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
6213 (override_options): Don't turn on implied SSE/MMX bits in
6216 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
6218 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6221 2008-02-18 Joey Ye <joey.ye@intel.com>
6224 * tree-nested.c (insert_field_into_struct): Set type alignment
6225 to field alignment if the former is less than the latter.
6227 2008-02-18 Jakub Jelinek <jakub@redhat.com>
6229 * BASE-VER: Set to 4.4.0.
6231 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6233 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
6234 * doc/cfg.texi: Likewise.
6235 * doc/extend.texi: Likewise.
6236 * doc/gty.texi: Likewise.
6237 * doc/invoke.texi: Likewise.
6238 * doc/loop.texi: Likewise.
6239 * doc/md.texi: Likewise.
6240 * doc/passes.texi: Likewise.
6241 * doc/rtl.texi: Likewise.
6242 * doc/sourcebuild.texi: Likewise.
6243 * doc/tm.texi: Likewise.
6244 * doc/tree-ssa.texi: Likewise.
6246 2008-02-17 Richard Guenther <rguenther@suse.de>
6249 * tree-complex.c (init_parameter_lattice_values): Handle parameters
6250 without default definition.
6252 2008-02-17 Richard Guenther <rguenther@suse.de>
6254 PR tree-optimization/35231
6255 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
6258 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
6261 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6262 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
6263 libgcc_cmp_return mode.
6265 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6268 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
6270 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
6272 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
6275 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6277 * doc/c-tree.texi: Use `@.' where appropriate.
6278 * doc/extend.texi: Likewise.
6279 * doc/install.texi: Likewise.
6280 * doc/invoke.texi: Likewise.
6281 * doc/loop.texi: Likewise.
6282 * doc/makefile.texi: Likewise.
6283 * doc/md.texi: Likewise.
6284 * doc/passes.texi: Likewise.
6285 * doc/standards.texi: Likewise.
6286 * doc/tm.texi: Likewise.
6288 2008-02-15 Jakub Jelinek <jakub@redhat.com>
6291 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
6293 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
6294 rather than in entry_bb.
6296 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6298 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
6299 libgcc_cmp_return mode.
6301 2008-02-15 Jakub Jelinek <jakub@redhat.com>
6304 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
6305 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
6307 2008-02-15 Richard Guenther <rguenther@suse.de>
6308 Zdenek Dvorak <ook@ucw.cz>
6310 PR tree-optimization/35164
6311 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
6312 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
6313 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
6314 Only propagate addresses which do not have abnormal SSA_NAMEs
6317 2008-02-15 Joseph Myers <joseph@codesourcery.com>
6320 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
6322 2008-02-15 Jan Hubicka <jh@suse.cz>
6325 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
6327 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6330 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
6331 when calculating alignment_pad.
6333 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6335 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
6336 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
6337 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
6338 and STACK_BOUNDARY define.
6340 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
6342 PR preprocessor/35061
6343 * c-pragma.c (handle_pragma_pop_macro): Check that
6344 pushed_macro_table has been allocated.
6346 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
6349 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
6350 (force_gimple_operand): Likewise.
6351 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
6352 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
6353 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
6354 (find_interesting_uses_address): Check addressability and alignment
6355 of the base expression only after substituting bases of IVs into it.
6357 2008-02-14 Michael Matz <matz@suse.de>
6360 * function.c (instantiate_virtual_regs_in_insn): Reload address
6361 before falling back to reloading the whole operand.
6363 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
6365 * config/s390/s390.c (s390_mainpool_start): Emit the pool
6366 before the first section switch note.
6368 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6370 * doc/bugreport.texi: Update copyright years.
6371 * doc/c-tree.texi: Likewise.
6372 * doc/cfg.texi: Likewise.
6373 * doc/cpp.texi: Likewise.
6374 * doc/cppinternals.texi: Likewise.
6375 * doc/fragments.texi: Likewise.
6376 * doc/frontends.texi: Likewise.
6377 * doc/gcc.texi: Likewise.
6378 * doc/gty.texi: Likewise.
6379 * doc/hostconfig.texi: Likewise.
6380 * doc/implement-c.texi: Likewise.
6381 * doc/libgcc.texi: Likewise.
6382 * doc/loop.texi: Likewise.
6383 * doc/makefile.texi: Likewise.
6384 * doc/options.texi: Likewise.
6385 * doc/passes.texi: Likewise.
6386 * doc/rtl.texi: Likewise.
6387 * doc/sourcebuild.texi: Likewise.
6388 * doc/standards.texi: Likewise.
6389 * doc/tree-ssa.texi: Likewise.
6390 * doc/trouble.texi: Likewise.
6392 * doc/extend.texi: Use @: or add comma where appropriate.
6393 * doc/invoke.texi: Likewise.
6394 * doc/tm.texi: Likewise.
6396 2008-02-14 Alan Modra <amodra@bigpond.net.au>
6399 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
6402 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
6404 * doc/md.texi (clz, ctz): Add reference.
6405 * doc/rtl.texi (clz, ctz): Likewise.
6407 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6410 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
6413 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
6415 * config/s390/s390.c (struct constant_pool): New field
6416 emit_pool_after added.
6417 (s390_mainpool_start): Set the emit_pool_after flag according
6418 to the section switch notes.
6419 (s390_mainpool_finish): Consider emit_pool_after when emitting
6420 the literal pool at the end of the function.
6421 (s390_chunkify_start): Force literal pool splits at section
6424 2008-02-13 Michael Matz <matz@suse.de>
6427 * var-tracking.c (clobber_variable_part): Correctly traverse the
6430 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6433 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
6434 Add -fdump-ipa-inline.
6435 * tree-dump.c (dump_files): Remove tree-inlined dump.
6436 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
6438 2008-02-12 Richard Guenther <rguenther@suse.de>
6440 PR tree-optimization/35171
6441 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
6444 2008-02-12 Richard Guenther <rguenther@suse.de>
6447 * fold-const.c (fold_widened_comparison): Use get_unwidened in
6448 value-preserving mode. Disallow final truncation.
6450 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
6453 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
6454 code from here to...
6455 (force_gimple_operand): ...here.
6457 2008-02-12 Jakub Jelinek <jakub@redhat.com>
6460 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
6461 non-compatible pointers.
6462 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
6463 different FIELD_DECLs, try harder by comparing field offsets, sizes
6467 * function.c (match_asm_constraints_1): Don't replace the same input
6470 2008-02-12 Anatoly Sokolov <aesok@post.ru>
6472 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
6473 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
6474 (expand_epilogue): Restore RAMPZ register.
6475 * config/avr/avr.md (RAMPZ_ADDR): New constant.
6477 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
6479 * config/i386/cygwin.asm: (__alloca): Correct calling
6480 convention and alignment.
6481 (__chkstk): Force 8 byte stack alignment.
6483 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
6484 Richard Guenther <rguenther@suse.de>
6486 PR tree-optimization/33992
6487 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
6488 the zero we compare against.
6490 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
6493 * gthr-win32.h (__gthread_mutex_destroy_function): New function
6494 to CloseHandle after unlocking to prevent accumulation of handle
6497 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6500 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
6501 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
6502 and update LABEL_NUSES during and after reload.
6504 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
6507 * combine.c (simplify_if_then_else): Make sure the comparison is
6508 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
6510 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
6513 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
6514 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
6515 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
6516 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
6517 * tree.h (get_type_static_bounds): Likewise.
6519 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6521 * doc/invoke.texi (Option Summary, C++ Dialect Options)
6522 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6523 Make -Wfoo language annotations match what the compiler outputs.
6525 2008-02-08 Sa Liu <saliu@de.ibm.com>
6527 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
6528 intrinsics spu_convts, spu_convtu, spu_convtf.
6530 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
6532 * doc/extend.texi (Function Attributes) <noinline>: Mention
6533 asm ("") as method to keep calls.
6535 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6538 * doc/options.texi (Options): Replace references to opts.sh with
6540 * opts-common.c: Likewise.
6541 * optc-gen.awk: Likewise.
6543 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
6545 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
6547 2008-02-07 Richard Henderson <rth@redhat.com>
6550 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
6551 EXPR_LIST for the REG_EQUAL instead of a comparison with a
6554 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
6556 PR tree-optimization/35085
6557 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
6558 for operand entry oe2 in addition to operand entry oe3 in order to
6559 expose more opportunities for vectorizer sum reduction.
6561 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6564 * Makefile.in (LIBS): Remove $(GMPLIBS).
6565 (cc1-dummy, cc1): Add $(GMPLIBS).
6567 2008-02-06 Jan Hubicka <jh@suse.cz>
6570 * i386.md (moddf_integer): Do not produce partial memory stalls for
6571 targets where it hurts.
6573 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
6576 * optabs.c (expand_float): Do not check for decimal modes when
6577 expanding unsigned integer through signed conversion.
6579 2008-02-06 Nick Clifton <nickc@redhat.com>
6581 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
6582 inside the clobber with a match_operand and duplicated operand
6583 number in the constraint.
6584 (ineqbranchsi): Delete redundant comment.
6586 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6588 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
6589 builtin_define ("__USE_INIT_FINI__").
6590 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
6592 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
6594 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6596 PR documentation/30330
6597 * doc/invoke.texi (C++ Dialect Options)
6598 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6599 For each warning option -Wfoo that allows -Wno-foo, ensure both
6600 -Wfoo and -Wno-foo are listed in the option index. Fix index
6601 entry of -Wswitch-default, index -Wnormalized= including the
6602 `=', and -Wlarger-than-@var{len} including @var{len}.
6604 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6606 * config/i386/i386.md (floatunssisf2): Use
6607 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
6608 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
6609 Macroize expander using MODEF mode iterator.
6611 2008-02-05 Diego Novillo <dnovillo@google.com>
6613 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
6616 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
6618 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6621 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
6623 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
6626 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
6627 to indicate if a message should be generated.
6628 (init_cumulative_args): Updated.
6629 (function_value_32): Likewise.
6631 2008-02-05 Joseph Myers <joseph@codesourcery.com>
6633 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
6635 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6638 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
6639 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
6641 2008-02-04 Diego Novillo <dnovillo@google.com>
6643 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
6646 * tree-vrp.c (vrp_evaluate_conditional): With
6647 -Wtype-limits, emit a warning when comparing against a
6648 constant outside the natural range of OP0's type.
6650 2008-02-04 Richard Guenther <rguenther@suse.de>
6653 * expr.c (count_type_elements): Give for unions instead of
6656 2008-02-04 Richard Guenther <rguenther@suse.de>
6659 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
6660 to TYPE_DOMAINs base type instead of using bitsizetype here.
6662 2008-02-03 Jason Merrill <jason@redhat.com>
6664 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
6666 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6669 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
6670 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
6671 (RS/6000 and PowerPC Options): Fix typos and markup.
6672 * doc/passes.texi (Tree-SSA passes): Likewise.
6674 2008-02-02 Michael Matz <matz@suse.de>
6677 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
6678 from record_last_reg_set_info.
6679 (record_last_reg_set_info): Take an RTX argument, iterate over all
6680 constituent hardregs.
6681 (record_last_set_info, record_opr_changes): Change calls to
6682 new signature or to record_last_reg_set_info_regno.
6684 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
6686 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
6688 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
6690 PR rtl-optimization/34773
6691 * reg-notes.def (EQUAL): Mention significance of combination of
6692 REG_EQUAL and REG_RETVAL.
6693 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
6694 insn that has a REG_RETVAL.
6696 2008-02-01 Roger Sayle <roger@eyesopen.com>
6699 * configure.ac (--enable-fixed-point): Disable unless explicitly
6701 * configure: Regenerate.
6703 2008-02-01 Richard Guenther <rguenther@suse.de>
6706 * invoke.texi (-finline-limit): Remove no longer true parts
6707 of the documentation. Note that there is no default value.
6709 2008-02-01 Andrew Pinski <pinskia@gmail.com>
6710 Mark Mitchell <mark@codesourcery.com>
6711 Ben Elliston <bje@au.ibm.com>
6714 * doc/extend.texi (Other Builtins): Document.
6716 2008-01-31 Tom Browder <tom.browder@gmail.com>
6718 * doc/c-tree.texi (Types): Fix grammar.
6719 (Expression trees): Ditto.
6720 * doc/passes.texi (Tree-SSA passes): Ditto.
6722 * doc/configterms.texi (Configure Terms): Fix typo.
6723 * doc/cpp.texi (Common Predefined Macros): Ditto.
6724 * doc/md.texi (Machine Constraints): Ditto.
6726 * doc/makefile.texi (Makefile): Add comma.
6728 2008-01-31 Tom Browder <tom.browder@gmail.com>
6729 Gerald Pfeifer <gerald@pfeifer.com>
6731 * doc/sourcebuild.texi (Front End): Remove references to CVS
6732 and CVSROOT/modules.
6733 (Texinfo Manuals): Replace reference to CVS by one to SVN.
6734 (Back End): Remove reference to CVS.
6736 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6739 * config/mips/mips.c (gen_load_const_gp): New function, taking a
6741 (mips16_gp_pseudo_reg): ...here.
6742 * config/mips/mips.md (load_const_gp): Replace with...
6743 (load_const_gp_<mode>): ...this :P-based insn.
6745 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6747 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
6748 options. Minor fixes.
6749 (-std): Move reference to standards closer to where language
6750 standards are first mentioned.
6752 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6754 PR rtl-optimization/34995
6755 * reload.c (alternative_allows_const_pool_ref): Take an rtx
6756 parameter and return a bool. If the rtx parameter is nonnull,
6757 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
6758 (find_reloads): Update call accordingly. Pass the new operand
6759 if it needed no address reloads, otherwise pass null.
6761 2008-01-30 Richard Henderson <rth@redhat.com>
6764 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
6765 for unbounded arrays.
6767 2008-01-30 Silvius Rus <rus@google.com>
6769 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
6771 2008-01-30 Jan Hubicka <jh@suse.cz>
6774 * i386.c (init_cumulative_args): Use real function declaration when
6777 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
6779 PR rtl-optimization/34998
6780 * global.c (build_insn_chain): Treat non-subreg_lowpart
6781 SUBREGs of pseudos as clobbering all the words covered by the
6782 SUBREG, not just all the bytes.
6783 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
6784 original df_ref rather than an extract parameter.
6785 (global_conflicts): Update call accordingly.
6787 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
6789 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
6790 the overflow check to make it easier to read.
6791 (__fixtfdi): Change the type of the ll member in union
6792 long_double to UDItype_x.
6794 2008-01-30 Jakub Jelinek <jakub@redhat.com>
6797 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
6798 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
6799 * tree-inline.c (fold_marked_statements): Call
6800 cgraph_update_edges_for_call_stmt if folding a call statement.
6801 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
6802 debug_generic_stmt calls, reset it back afterwards.
6805 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
6807 * c-typeck.c (build_external_ref): Don't pedwarn about
6808 static vars in current function's scope.
6810 2008-01-29 Joseph Myers <joseph@codesourcery.com>
6812 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
6814 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
6817 * ipa-struct-reorg.c: Fix spelling.
6818 * params.def: Ditto.
6820 2008-01-29 Richard Guenther <rguenther@suse.de>
6823 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
6825 * tree-inline.c (remap_type): Increment remapping_type_depth
6826 around remapping types.
6827 (copy_body_r): Only add referenced variables if they are referenced
6828 from code, not types.
6830 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
6841 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
6842 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
6844 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
6847 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
6848 pointer for tiny stack.
6850 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6852 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
6854 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6856 * config/vx-common.h: Fix typo in comment.
6858 2008-01-28 Ian Lance Taylor <iant@google.com>
6862 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
6863 coalesce pointers if they have different DECL_NO_TBAA_P values.
6864 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
6865 between variables with different DECL_NO_TBAA_P values.
6867 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
6870 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
6871 are not legitimate small data references on SPE targets.
6873 2008-01-28 David Daney <ddaney@avtrex.com>
6875 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
6877 2008-01-28 David Daney <ddaney@avtrex.com>
6879 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
6881 2008-01-27 Joseph Myers <joseph@codesourcery.com>
6883 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
6884 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
6885 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
6886 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
6887 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
6888 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
6889 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
6890 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
6892 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6894 * basic-block.h (condjump_equiv_p): Fix comment.
6896 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6898 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
6899 print_generic_stmt_indented): Fix comment.
6901 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6903 * configure.ac (__stack_chk_fail): Add detecion for availability
6904 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
6905 * configure: Regenerate.
6907 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
6910 * final.c (output_addr_const): Handle TRUNCATE.
6912 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
6915 * tree-ssa-loop-ivopts.c (comp_cost): New type.
6916 (zero_cost, infinite_cost): New constants.
6917 (struct cost_pair): Change type of cost to comp_cost.
6918 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
6919 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
6921 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
6922 split_address_cost, ptr_difference_cost, difference_cost,
6923 get_computation_cost_at, get_computation_cost,
6924 determine_use_iv_cost_generic, determine_use_iv_cost_address,
6925 determine_use_iv_cost_condition, determine_use_iv_costs,
6926 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
6927 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
6928 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
6929 Change type of cost to comp_cost.
6930 (determine_iv_cost): Increase cost of non-original ivs, instead
6931 of decreasing the cost of original ones.
6932 (get_address_cost): Indicate the complexity of the addressing mode
6934 (try_add_cand_for): Prefer using ivs not specific to some object.
6935 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
6937 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
6938 Janis Johnson <janis187@us.ibm.com>
6941 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
6942 (TARGET_INSTANTIATE_DECLS): Likewise.
6943 * target.h (expand_to_rtl_hook): New target hook.
6944 (instantiate_decls): Likewise.
6945 * function.c (instantiate_decl): Make non-static. Rename to...
6946 (instantiate_decl_rtl): ... this.
6947 (instantiate_expr): Use instantiate_decl_rtl.
6948 (instantiate_decls_1): Likewise.
6949 (instantiate_decls): Likewise.
6950 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
6951 * function.h (instantiate_decl_rtl): Add prototype.
6952 * cfgexpand.c (target.h): New include.
6953 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
6954 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
6955 (TARGET_INSTANTIATE_DECLS): Likewise.
6956 (TARGET_INITIALIZER): New target hooks added.
6957 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
6959 * config/rs6000/rs6000.c (tree-flow.h): New include.
6960 (machine_function): Add sdmode_stack_slot field.
6961 (rs6000_alloc_sdmode_stack_slot): New function.
6962 (rs6000_instantiate_decls): Likewise.
6963 (rs6000_secondary_memory_needed_rtx): Likewise.
6964 (rs6000_check_sdmode): Likewise.
6965 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
6966 (TARGET_INSTANTIATE_DECLS): Likewise.
6967 (rs6000_hard_regno_mode_ok): Allow SDmode.
6968 (num_insns_constant): Likewise. Handle _Decimal32 constants.
6969 (rs6000_emit_move): Handle SDmode.
6970 (function_arg_advance): Likewise.
6971 (function_arg): Likewise.
6972 (rs6000_gimplify_va_arg): Likewise. Add special handling of
6973 SDmode var args for 32-bit compiles.
6974 (rs6000_secondary_reload_class): Handle SDmode.
6975 (rs6000_output_function_epilogue): Likewise.
6976 (rs6000_function_value): Simplify if statement.
6977 (rs6000_libcall_value): Likewise.
6978 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
6979 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
6980 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
6981 (movsd_hardfloat): New define_insn.
6982 (movsd_softfloat): Likewise.
6983 (movsd_store): Likewise.
6984 (movsd_load): Likewise.
6985 (extendsddd2): Likewise.
6986 (extendsdtd2): Likewise.
6987 (truncddsd2): Likewise.
6988 (movdd_hardfloat64): Fixup comment.
6989 (UNSPEC_MOVSD_LOAD): New constant.
6990 (UNSPEC_MOVSD_STORE): Likewise.
6992 2008-01-26 Jakub Jelinek <jakub@redhat.com>
6995 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
6997 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
6998 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
6999 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
7002 2008-01-26 David Edelsohn <edelsohn@gnu.org>
7005 * config.gcc: Separate AIX 5.3 from AIX 6.1.
7006 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7007 __LONGDOUBLE128 too.
7008 * config/rs6000/aix61.h: New file.
7010 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
7012 PR rtl-optimization/34959
7013 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
7014 popcount and parity rtxes the same mode as their operand.
7015 Truncate or extend the result to the return value's mode
7018 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
7021 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
7022 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
7023 to GOT_VERSION_REGNUM.
7024 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
7025 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
7026 * config/mips/mips.c (mips_emit_call_insn): New function.
7027 (mips_call_tls_get_addr): Call mips_expand_call directly.
7028 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
7030 (mips16_build_call_stub): Likewise. Return the call insn or null.
7031 (mips_expand_call): Update the call to mips16_build_call_stub
7032 accordingly and a remove redundant condition. Assert that MIPS16
7033 stubs do not use lazy binding. Use mips_emit_call_insn and return
7035 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
7037 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
7038 (mips_avoid_hazard): Remove hazard_set handling.
7039 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
7040 (UNSPEC_RESTORE_GP): ...this.
7041 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
7042 (FAKE_CALL_REGNO): Rename to...
7043 (GOT_VERSION_REGNUM): ...this.
7044 (type): Add "ghost" value. Add an associated insn reservation.
7045 (hazard_set): Remove.
7046 (exception_receiver): Rename to...
7047 (restore_gp): ...this and update the unspec identifier accordingly.
7048 (exception_receiver, nonlocal_got_receiver): New expanders.
7049 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
7050 FAKE_CALL_REGNO. Remove hazard_set attribute.
7051 (set_got_version, update_got_version): New patterns.
7053 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
7056 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
7058 2008-01-25 Joseph Myers <joseph@codesourcery.com>
7061 * doc/install.texi2html: Generate gcc-vers.texi.
7063 2008-01-25 DJ Delorie <dj@redhat.com>
7065 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7067 2008-01-25 Joseph Myers <joseph@codesourcery.com>
7069 * config/c4x: Remove directory.
7070 * config.gcc (crx-*, mt-*): Mark obsolete.
7071 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
7072 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
7073 sh-*-rtemscoff*): Remove cases.
7074 * defaults.h (C4X_FLOAT_FORMAT): Remove.
7075 * real.c (encode_c4x_single, decode_c4x_single,
7076 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
7077 c4x_extended_format): Remove.
7078 * real.h (c4x_single_format, c4x_extended_format): Remove.
7079 * doc/extend.texi (interrupt, naked): Remove mention of attributes
7081 (Pragmas): Remove comment about c4x pragmas.
7082 * doc/install.texi (c4x): Remove target-specific instructions.
7083 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
7084 * doc/md.texi (Machine Constraints): Remove C4x documentation.
7085 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
7086 refer to C4x source files as examples.
7087 (C4X_FLOAT_FORMAT): Remove documentation.
7089 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
7091 * config/bfin/bfin.c (override_options): Reorder tests so that
7092 flag_pic gets enabled for -msep-data.
7094 2008-01-25 Richard Guenther <rguenther@suse.de>
7097 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
7098 to its bitfield precision if required.
7100 2008-01-25 Jakub Jelinek <jakub@redhat.com>
7103 * tree-nested.c (walk_omp_for): New function.
7104 (convert_nonlocal_reference, convert_local_reference): Call
7105 walk_omp_for on OMP_FOR.
7106 (convert_call_expr): Call walk_body on OMP_FOR's
7107 OMP_FOR_PRE_INIT_BODY.
7109 2008-01-25 Richard Guenther <rguenther@suse.de>
7111 PR tree-optimization/34966
7112 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
7113 default defs and PHI_NODEs we have to insert after the
7116 2008-01-24 Nick Clifton <nickc@redhat.com>
7118 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
7119 Provide a default definition.
7120 (LIBGCC2_UNITS_PER_WORD): Likewise.
7122 * config/stormy16/stormy16.c: Include df.h for the prototype
7123 for df_regs_ever_live_p.
7124 (xstormy16_expand_builtin_va_start): Convert the stack offset
7125 into a component_ref and then use POINTER_PLUS_EXPR to add it
7126 to the incoming_virtual_args_rtx.
7127 (xstormy16_gimplify_va_arg_expr): Rename to
7128 xstormy16_gimplify_va_arg_expr.
7129 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
7130 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
7131 xstormy16_gimplify_va_arg_expr.
7132 Fix up some formatting issues.
7134 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
7135 Move to predicates.md.
7136 (xs_hi_general_operand): Likewise.
7137 (xs_hi_nonmemory_operand): Likewise.
7138 * config/stormy16/predicates.md:
7139 (xstormy16_carry_plus_operand): New predicate.
7140 (xs_hi_general_operand): New predicate.
7141 (xs_hi_nonmemory_operand): New predicate.
7142 * config/stormy16/stormy16-protos.h:
7143 (xstormy16_carry_plus_operand): Delete prototype.
7144 (xs_hi_general_operand): Likewise.
7145 (xs_hi_nonmemory_operand): Likewise.
7147 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
7148 modifiers as they are no longer needed and they can trigger
7149 reload spill failures.
7151 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
7152 with a match_operand in order to help reload.
7154 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
7155 constraint with 'e' for the 8th alternative as this version of
7156 the mov.w instruction only accepts the lower 8 registers.
7158 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
7161 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
7162 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
7165 2008-01-25 Jakub Jelinek <jakub@redhat.com>
7168 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
7170 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
7172 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
7174 (remove_structure): Update allocations list before removing structure.
7176 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
7178 * ipa-struct-reorg.c (is_safe_cond_expr,
7179 create_new_stmts_for_cond_expr): Use integer_zerop function,
7180 that recognize not only zero-pointer, but zero-integer too.
7182 2008-01-25 Ben Elliston <bje@au.ibm.com>
7185 * fixproto: Escape "." in sed expression that strips leading "./".
7187 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
7190 * gcc.c (SWITCH_OK): Removed.
7191 (SWITCH_LIVE): Changed to bit.
7192 (SWITCH_FALSE): Likewise.
7193 (SWITCH_IGNORE): Likewise.
7194 (switchstr): Change live_cond to unsigned int.
7195 (process_command): Replace SWITCH_OK with 0.
7196 (do_self_spec): Likewise.
7197 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
7198 (give_switch): Likewise.
7199 (used_arg): Likewise.
7200 (do_spec_1): Set the SWITCH_IGNORE bit.
7201 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
7202 bits. Set the SWITCH_LIVE bit.
7204 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7206 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
7208 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
7210 PR tree-optimization/34472
7211 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
7212 parameter to a "bool *" and set *DATA to false if there is
7213 an unsafe access. Do not delete the structure here.
7214 (check_cond_exprs): Delete it here instead.
7215 (check_cond_exprs, exclude_cold_structs): Do not increase
7216 I when removing a structure.
7218 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
7221 * config/i386/i386.c (ix86_expand_vector_init): Consider only
7222 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
7224 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
7227 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
7228 a fixed vector for stack.
7230 2008-01-24 Ben Elliston <bje@au.ibm.com>
7233 * doc/gcc.texi (Software development): Add a direntry for g++.
7235 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
7237 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
7238 stale and straggling -fforce-addr comments above.
7240 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
7242 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
7243 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
7245 2008-01-23 Michael Matz <matz@suse.de>
7248 * dwarf2out.c (force_type_die): Use modified_type_die instead of
7251 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
7253 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
7256 2008-01-23 Anatoly Sokolov <aesok@post.ru>
7258 * config/avr/avr.c (avr_current_arch): New variable.
7259 (avr_arch_types): Add 'avr31' and 'avr51' entries.
7260 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
7261 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
7262 (avr_override_options): Init 'avr_current_arch'.
7263 (base_arch_s): Move from here...
7264 * config/avr/avr.h (base_arch_s): ... here. Add new members
7265 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
7266 'mega' to 'have_jmp_call'.
7267 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
7268 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
7270 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
7272 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
7273 MULTILIB_MATCHES): (Ditto.).
7275 2008-01-23 Richard Guenther <rguenther@suse.de>
7278 * cgraphunit.c (cgraph_reset_node): Always mark the node
7279 not reachable if it is not queued already.
7281 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
7283 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
7284 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
7285 (cputype_selected): New static variable.
7286 (bfin_handle_option): Set it if -mcpu is used.
7287 (override_option): Select default set of workarounds if no cpu type
7288 selected on the command line.
7289 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
7291 From Michael Frysinger <michael.frysinger@analog.com>
7292 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
7293 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
7295 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
7296 for bf547, bf523, bf524, and bf526.
7297 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
7299 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7300 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
7301 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
7302 __ADSPBF547__ and __ADSPBF54x__ for bf547.
7303 * doc/invoke.texi (Blackfin Options): Document that
7304 -mcpu now accept bf547, bf523, bf524, and bf526.
7306 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
7308 PR rtl-optimization/34628
7309 * combine.c (try_combine): Stop and undo after the first combination
7310 if an autoincrement side-effect on the first insn has effectively
7313 2008-01-22 David Edelsohn <edelsohn@gnu.org>
7316 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
7317 Offset addresses are not valid for Altivec or paired float modes.
7319 2008-01-22 Jakub Jelinek <jakub@redhat.com>
7322 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
7323 if DECL_INITIAL (decl) is error_mark_node.
7326 * c-common.c (handle_vector_size_attribute): Only allow
7327 integral, scalar float and fixed point types. Handle OFFSET_TYPE
7328 the same way as pointer, array etc. types.
7329 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
7332 * tree.c (build_type_attribute_qual_variant): Call
7333 build_qualified_type if attributes are equal, but quals are not.
7335 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7338 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
7339 * flags.h (warn_strict_aliasing): Remove.
7340 (warn_strict_overflow): Remove.
7341 * opts.c (warn_strict_aliasing): Remove.
7342 (warn_strict_overflow): Remove.
7343 * c-opts.c (c_common_handle_option): -Wall only sets
7344 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
7345 (c_common_post_options): Give default values to -Wstrict-aliasing
7346 and -Wstrict-overflow if they are uninitialized.
7347 * common.opt (Wstrict-aliasing): Specify Var and Init.
7348 (Wstrict-overflow): Likewise.
7350 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
7352 PR rtl-optimization/26854
7353 PR rtl-optimization/34400
7354 PR rtl-optimization/34884
7355 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
7357 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
7358 (df_rd_bb_info.expanded_lr_out): Deleted
7359 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
7360 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
7361 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
7362 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
7363 Removed code to allocate, initialize or free expanded_lr_out.
7364 (df_rd_bb_local_compute_process_def): Restructured to make more
7366 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
7367 sets if the sets are being trimmed.
7369 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
7372 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
7373 (as_vers): Likewise.
7374 * configure: Regenerated.
7376 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7379 * tree-pass.h (pass_build_alias): New pass.
7380 * tree-ssa-alias.c (gate_build_alias): New.
7381 (pass_build_alias): New.
7382 * passes.c (init_optimization_passes): Add pass_build_alias after
7383 pass_create_structure_vars.
7385 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
7387 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
7388 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
7389 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
7390 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
7391 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
7392 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
7393 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
7394 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
7395 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
7396 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
7397 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
7398 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
7399 * config/s390/s390.md (FP_ALL): New mode iterator.
7400 (_d): New mode attribute.
7401 ("*signbit<mode>2>"): Changed mode of first operand.
7402 ("isinf<mode>2"): Changed mode of first operand.
7403 ("*TDC_insn"): Adaptation for DFP modes.
7405 2008-01-22 Ben Elliston <bje@au.ibm.com>
7407 * tree.c (check_qualified_type): Improve function description.
7409 2008-01-21 Jason Merrill <jason@redhat.com>
7412 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
7413 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
7416 2008-01-21 DJ Delorie <dj@redhat.com>
7418 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
7421 2008-01-21 Richard Guenther <rguenther@suse.de>
7424 * tree-cfg.c (verify_expr): Allow all invariant expressions
7425 instead of just constant class ones as reference argument.
7426 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
7427 like any other constant.
7428 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7430 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
7432 * regmove.c (fixup_match_1): Update call crossed frequencies.
7434 2008-01-21 Richard Guenther <rguenther@suse.de>
7437 * tree-inline.c (setup_one_parameter): Deal with mismatched
7438 types using a VIEW_CONVERT_EXPR.
7440 2008-01-21 Alon Dayan <alond@il.ibm.com>
7441 Olga Golovanevsky <olga@il.ibm.com>
7443 PR tree-optimization/34701
7444 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
7445 when the structure size is not a power of 2.
7447 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
7449 * doc/install.texi: Add doc for --enable-checking=df.
7451 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
7453 PR rtl-optimization/34808
7454 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
7456 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7458 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
7461 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7463 PR rtl-optimization/26854
7464 PR rtl-optimization/34400
7465 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
7467 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
7468 (df_rd_bb_info.expanded_lr_out): New.
7469 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
7470 * loop_iv.c (iv_analysis_loop_init): Ditto.
7471 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
7472 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
7473 Added code to allocate, initialize or free expanded_lr_out.
7474 (df_rd_bb_local_compute_process_def): Restructured to make
7475 more understandable.
7476 (df_rd_confluence_n): Add code to do nothing with fake edges and
7477 code to no apply invalidate_by_call sets if the sets are being trimmed.
7478 (df_lr_local_finalize): Renamed to df_lr_finalize.
7479 (df_live_local_finalize): Renamed to df_live_finalize.
7481 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7484 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
7485 deciding whether to use reciprocal instructions.
7487 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
7489 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
7490 dwarf2out_note_section_used if cold_text_section is NULL.
7492 2008-01-19 Jakub Jelinek <jakub@redhat.com>
7494 PR gcov-profile/34610
7495 * tree-cfg.c (make_edges): Mark both outgoing edges from
7496 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
7497 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
7498 from OMP_FOR and OMP_CONTINUE outgoing edges.
7500 * tree-profile.c (tree_profiling): Return early if
7501 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
7503 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
7504 from cfun to child_cfun.
7505 * function.h (struct function): Add after_tree_profile bit.
7507 2008-01-19 Anatoly Sokolov <aesok@post.ru>
7509 * config/avr/avr.S (_exit): Disable interrupt.
7511 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7512 Steven Bosscher <stevenb.gcc@gmail.com>
7514 PR rtl-optimization/26854
7515 PR rtl-optimization/34400
7516 * df-problems.c (df_live_scratch): New scratch bitmap.
7517 (df_live_alloc): Allocate df_live_scratch when doing df_live.
7518 (df_live_reset): Clear the proper bitmaps.
7519 (df_live_bb_local_compute): Only process the artificial defs once
7520 since the order is not important.
7521 (df_live_init): Init the df_live sets only with the variables
7522 found live by df_lr.
7523 (df_live_transfer_function): Use the df_lr sets to prune the
7524 df_live sets as they are being computed.
7525 (df_live_free): Free df_live_scratch.
7527 2008-01-18 Ian Lance Taylor <iant@google.com>
7529 * common.opt: Add fmerge-debug-strings.
7530 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
7531 flag_merge_debug_strings rather than flag_merge_constants.
7532 * doc/invoke.texi (Option Summary): Mention
7533 -fmerge-debug-strings.
7534 (Debugging Options): Document -fmerge-debug-strings.
7536 2008-01-18 Ian Lance Taylor <iant@google.com>
7539 * tree.h (DECL_IS_OPERATOR_NEW): Define.
7540 (struct tree_function_decl): Add new field operator_new_flag.
7541 * tree-inline.c (expand_call_inline): When inlining a call to
7542 operator new, force the return value to go into a variable, and
7543 set DECL_NO_TBAA_P on that variable.
7544 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
7546 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
7549 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
7550 DWARF2_DEBUGGING_INFO.
7551 (dwarf2out_note_section_used): Ditto. Add prototype.
7552 (have_multiple_function_sections, text_section_used,
7553 cold_text_section_used, *cold_text_sections): Move declarations
7556 2008-01-17 Bob Wilson <bob.wilson@acm.org>
7558 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
7559 field and add signal_ra.
7560 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
7561 assignments to frame state pc. Move end of stack check after
7562 MD_FALLBACK_FRAME_STATE_FOR.
7563 (uw_update_context_1): Use frame state signal_regs if set, instead
7564 of checking signal_frame flag.
7565 (uw_update_context): Use frame state signal_ra if set.
7566 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
7567 * config/xtensa/linux-unwind.h: New file.
7569 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
7571 * modulo-sched.c (get_sched_window): Fix comment typo.
7573 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
7575 PR tree-optimization/34648
7576 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
7578 2008-01-17 Anatoly Sokolov <aesok@post.ru>
7580 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
7581 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
7583 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
7585 PR rtl-optimization/34400
7586 * df-core.c (df_worklist_dataflow_overeager,
7587 df_worklist_dataflow_doublequeue): New functions.
7588 (df_worklist_dataflow): Two different worklist solvers.
7589 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
7592 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7595 * doc/invoke.texi: Document the dependence on pthread for fopenmp
7596 and ftree-parallelize-loops.
7598 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
7600 PR rtl-optimization/34826
7601 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
7603 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
7605 * global.c (find_reg): Mark the eh regs as used if necessary.
7606 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
7607 * ra.h (struct allocno): no_eh_reg field added. Changed
7608 no_stack_reg type to bitfield.
7610 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
7612 * tree.c (substitute_in_expr): Add missing 'break'.
7614 2008-01-17 Richard Guenther <rguenther@suse.de>
7616 PR tree-optimization/34825
7617 * tree-ssa-math-opts.c (is_division_by): Do not recognize
7618 x / x as division to handle.
7620 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7622 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
7623 "-pthread" is specified.
7624 * pa-hpux11.h (LIB_SPEC): Likewise.
7626 2008-01-16 Janis Johnson <janis187@us.ibm.com>
7627 Peter Bergner <bergner@vnet.ibm.com>
7629 PR rtl-optimization/33796
7630 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
7632 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7634 PR libgfortran/34699
7635 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
7637 * pa-hpux10.h (LINK_SPEC): Likewise.
7638 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
7640 2008-01-16 Richard Guenther <rguenther@suse.de>
7643 * fold-const.c (fold_convert_const_int_from_int): Do not
7644 set overflow if that occured only because of a sign extension
7645 change when converting from/to a sizetype with the same
7646 precision and signedness.
7648 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7651 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
7652 location address to the correct place. Update copyright year.
7654 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7656 * lambda-code.c (lambda_transform_legal_p): Handle the case of
7657 no dependences in the dependence_relations vector.
7659 2008-01-16 Jan Hubicka <jh@suse.cz>
7661 PR rtl-optimization/31396
7662 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
7663 * cfg.c (dump_reg_info): Print it.
7664 * regs.h (struct reg_info_t): add freq_calls_crossed.
7665 (REG_FREQ_CALLS_CROSSED): New macro.
7666 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
7667 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
7668 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
7669 regmove_optimize): Update call crossed frequencies.
7670 * local-alloc.c (struct qty): Add freq_calls_crossed.
7671 (alloc_qty): Copute freq_calls_crossed.
7672 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
7673 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
7674 * ra.h (struct allocno): Add freq_calls_crossed.
7676 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7678 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
7679 libgomp when compiling with ftree-parallelize-loops.
7680 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
7682 2008-01-16 Richard Guenther <rguenther@suse.de>
7684 PR tree-optimization/34769
7685 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
7686 * tree.c (int_cst_value): Instead make this function more
7687 permissive in what it accepts as valid input. Document this
7688 function always sign-extends the value.
7690 2008-01-16 Jakub Jelinek <jakub@redhat.com>
7691 Richard Guenther <rguenther@suse.de>
7694 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
7695 (gimple_fold_indirect_ref_rhs): ... this.
7696 (gimple_fold_indirect_ref): New function with foldings
7697 that preserve lvalueness.
7698 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
7699 * tree-flow.h (gimple_fold_indirect_ref): Declare.
7700 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
7701 to fold an INDIRECT_REF, fall back to the old use of
7702 fold_indirect_ref_1.
7704 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7706 * tree-data-ref.c (subscript_dependence_tester_1): Call
7707 free_conflict_function.
7708 (compute_self_dependence): Same.
7710 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7713 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
7714 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
7716 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
7717 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
7718 for DWARF2_UNWIND_INFO targets.
7720 2008-01-16 Richard Guenther <rguenther@suse.de>
7723 * c-typeck.c (common_pointer_type): Do not merge inconsistent
7724 type qualifiers for function types.
7726 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
7728 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
7729 loop_iterator li from previous commit.
7731 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
7733 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
7735 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7737 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
7738 (parallelize_loops): Don't parallelize irreducible components.
7740 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7743 * c-opts (c_common_post_options): Do not enable CPP
7744 flag_pedantic_errors by default.
7746 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
7748 PR rtl-optimization/31944
7749 * cse.c (remove_pseudo_from_table): New function.
7750 (merge_equiv_classes): Use above function to remove pseudo-registers.
7751 (invalidate): Likewise.
7753 2008-01-13 Richard Guenther <rguenther@suse.de>
7756 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
7757 instead of TYPE_MODE to deal with calls from expand_one_error_var.
7759 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
7761 * gcse.c (cprop_jump): Call validate_unshare_change instead of
7762 validate_change to unshare the source of the PC set.
7764 2008-01-12 Jan Hubicka <jh@suse.cz>
7767 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
7768 references above array bounds. This might trigger bounds checks for
7771 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7773 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
7774 new_replaceable_dependencies.
7776 2008-01-12 Doug Kwan <dougkwan@google.com>
7778 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
7779 instead of OPT_Wreturn_type in warning due to ignored return type
7781 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
7782 options included in -Wextra.
7783 * c.opt: New option -Wignored_qualifiers.
7784 * doc/invoke.texi (Warning Options, -Wextra): Add new option
7785 -Wignore_qualifiers.
7786 (-Wignored-qualifiers): Document.
7787 (-Wreturn-type): Remove description of functionality now handled
7788 by -Wignored-qualifiers.
7790 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
7793 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
7794 NOP_EXPR if it is between integral types with the same precision.
7796 2008-01-12 Jan Hubicka <jh@suse.cz>
7799 * invoke.texi (max-inline-recursive-depth): Fix default value.
7801 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
7803 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
7806 2008-01-11 Bob Wilson <bob.wilson@acm.org>
7808 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
7810 2008-01-11 James E. Wilson <wilson@specifix.com>
7813 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
7815 2008-01-11 Anatoly Sokolov <aesok@post.ru>
7817 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
7818 save/restore frame pointer register and don't use 'call-prologues'
7819 optimization in function with "OS_task" attribute.
7821 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
7824 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
7825 when copying to memory.
7827 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
7829 PR rtl-optimization/30905
7830 * cfgcleanup.c: Include dce.h
7831 (crossjumps_occured): New global variable.
7832 (try_crossjump_bb): Exit loop after finding a fallthru edge.
7833 If something changed, set crossjumps_occured to true.
7834 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
7835 Don't add/remove fake edges to exit here...
7836 (cleanup_cfg): ...but do it here, when crossjumping.
7837 Run a fast DCE when successful crossjumps occured in the latest
7838 iteration of try_optimize_cfg.
7840 2008-01-11 Richard Guenther <rguenther@suse.de>
7842 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
7843 (struct vn_unary_op_s): Likewise.
7844 (vn_reference_insert): Free old reference on hash collision.
7846 2008-01-10 Raksit Ashok <raksit@google.com>
7848 PR rtl-optimization/27971
7849 * combine.c (find_split_point): Split PLUS expressions which are
7850 inside a MEM rtx, and whose first operand is complex.
7852 2008-01-10 DJ Delorie <dj@redhat.com>
7854 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
7855 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
7856 (m32c_hard_regno_ok): Call the underlying function.
7858 2008-01-10 Richard Guenther <rguenther@suse.de>
7861 * tree-cfg.c (tree_merge_blocks): Do not go through the
7862 full-blown folding and stmt updating path if we just deal
7863 with virtual operands.
7864 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
7865 test for abnormal SSA_NAMEs.
7867 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
7870 * reload.c (push_reload): Add assertions. All constants from
7871 reg_equiv_constant should have been used for replacing the respective
7873 (find_reloads_address): Invoke find_reloads_address_part for
7874 constant taken from the reg_equiv_constant array.
7876 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
7878 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
7879 field (valnum) the first in the struct. Replace bools with
7882 2008-01-10 Richard Guenther <rguenther@suse.de>
7884 PR tree-optimization/34651
7885 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
7886 types and ordering for masking and converting.
7888 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
7890 PR tree-optimization/34017
7891 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
7892 also for PHI_NODE expressions.
7894 2008-01-09 Jan Hubicka <jh@suse.cz>
7896 PR tree-optimization/34708
7897 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
7898 based on number of case labels.
7899 (init_inline_once): Remove switch_cost.
7900 * tree-inline.h (eni_weights_d): Remove switch_cost.
7902 2008-01-09 Richard Guenther <rguenther@suse.de>
7903 Andrew Pinski <andrew_pinski@playstation.sony.com>
7906 * gimplify.c (gimplify_cond_expr): Do not create an addressable
7907 temporary if an rvalue is ok or an lvalue is not required.
7909 2008-01-09 Richard Guenther <rguenther@suse.de>
7912 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
7915 2008-01-09 Richard Guenther <rguenther@suse.de>
7918 * tree.c (host_integerp): Check for sizetype only if the
7919 type is an integer type.
7921 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
7924 * opts.c (decode_options): Disable inlining of functions called
7925 once if not in unit-at-a-time mode.
7927 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
7929 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
7931 2008-01-08 Richard Guenther <rguenther@suse.de>
7934 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
7935 out early if the result will be unused.
7937 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7942 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7943 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7946 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
7948 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
7949 for vectorization tuned.
7951 2008-01-08 Richard Guenther <rguenther@suse.de>
7953 PR tree-optimization/34683
7954 * tree-ssa-operands.c (operand_build_cmp): Export.
7955 * tree-ssa-operands.h (operand_build_cmp): Declare.
7956 * tree-vn.c (vuses_compare): Remove.
7957 (sort_vuses): Use operand_build_cmp.
7958 (sort_vuses_heap): Likewise.
7959 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
7960 to re-use old VEC if available. Do not sort already sorted VUSEs.
7961 (vdefs_to_vec): Do not sort already sorted VDEFs.
7963 2008-01-08 Jakub Jelinek <jakub@redhat.com>
7966 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
7968 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7971 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
7972 limitations of reciprocal sequences on x86 targets.
7974 2008-01-08 Richard Guenther <rguenther@suse.de>
7976 PR tree-optimization/34683
7977 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
7979 2008-01-07 Jakub Jelinek <jakub@redhat.com>
7982 * config/darwin.c (darwin_mergeable_string_section): Don't use
7983 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
7985 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
7988 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
7989 negxf2. Macroize expander using X87MODEF mode iterator. Change
7990 predicates of op0 and op1 to register_operand.
7991 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
7992 expander using X87MODEF mode iterator. Change predicates of
7993 op0 and op1 to register_operand.
7994 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
7995 corresponding patterns and macroize using MODEF macro. Change
7996 predicates of op0 and op1 to register_operand and remove
7997 "m" constraint. Disparage "r" alternative with "!".
7998 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
7999 macroize using X87MODEF macro. Change predicates of op0 and op1
8000 to register_operand and remove "m" constraint. Disparage "r"
8001 alternative with "!".
8002 (absneg splitter with memory operands): Remove.
8003 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
8004 patterns and macroize using X87MODEF mode iterator.
8005 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
8006 Change predicate of op1 to register_operand.
8007 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
8008 for memory operands.
8010 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
8012 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
8014 2008-01-07 Richard Guenther <rguenther@suse.de>
8016 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
8019 2008-01-07 Richard Guenther <rguenther@suse.de>
8021 PR tree-optimization/34683
8022 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
8023 VOPs of the needed size to save memory. Use VEC_quick_push
8024 to save compile-time.
8025 (vdefs_to_vec): Likewise.
8027 2008-01-07 Sa Liu <saliu@de.ibm.com>
8029 * config/spu/spu.md (divdf3): Genetate inline code for double
8030 division. The implementation doesn't handle INF or NAN, therefore it
8031 only applies when -ffinite-math-only is given.
8033 2008-01-06 Paolo Carlini <pcarlini@suse.de>
8036 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
8037 * doc/cpp.texi ([Common Predefined Macros]): Document.
8039 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
8041 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
8042 order to use commutative addition instead of subtraction.
8044 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8045 Mircea Namolaru <namolaru@il.ibm.com>
8046 Vladimir Yanovsky <yanov@il.ibm.com>
8047 Revital Eres <eres@il.ibm.com>
8049 PR tree-optimization/34263
8050 * tree-outof-ssa.c (process_single_block_loop_latch,
8051 contains_tree_r): New functions.
8052 (analyze_edges_for_bb): Call process_single_block_loop_latch
8053 function to empty single-basic-block latch block if possible.
8055 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8057 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
8059 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
8061 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
8063 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
8065 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
8067 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
8069 2008-01-05 Jakub Jelinek <jakub@redhat.com>
8071 PR tree-optimization/34618
8072 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
8075 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8078 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
8079 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
8080 Update copyright year.
8082 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
8083 Update copyright year.
8084 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
8087 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
8089 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
8090 edge does not point to current bb before changing need_assert.
8092 2008-01-04 Richard Guenther <rguenther@suse.de>
8095 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
8096 for verifying purposes if they are is_gimple_min_invariant.
8098 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
8100 PR tree-optimization/34448
8101 PR tree-optimization/34465
8102 * gimplify.c (gimplify_init_constructor): Add new parameter
8103 notify_temp_creation. Use it.
8104 (gimplify_modify_expr_rhs): Take volatiles into account when
8105 optimizing constructors.
8106 Do not optimize constructors if gimplify_init_constructor will dump to
8108 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
8109 * gcc.c-torture/compile/pr34448.c: New.
8111 2008-01-04 Jakub Jelinek <jakub@redhat.com>
8113 PR gcov-profile/34609
8114 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
8115 return_slot if result is TREE_ADDRESSABLE.
8117 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
8119 * config/mips/mips.md (sqrt_condition): Tweak comment.
8120 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
8122 2008-01-03 Tom Tromey <tromey@redhat.com>
8125 * c-common.c (c_type_hash): Handle VLAs.
8127 2008-01-03 Jan Hubicka <jh@suse.cz>
8129 PR tree-optimization/31081
8130 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
8131 0 when inlining and not inlining to first basic block.
8132 (remap_decl): When var is initialized to 0, don't set default_def.
8133 (expand_call_inline): Set entry_bb.
8134 * tree-inline.h (copy_body_data): Add entry_bb.
8136 2008-01-03 Jakub Jelinek <jakub@redhat.com>
8139 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
8142 PR tree-optimization/29484
8143 * tree-inline.c (inline_forbidden_p_2): New function.
8144 (inline_forbidden_p): Disallow inlining if some static var
8145 has an address of a local LABEL_DECL in its initializer.
8146 * doc/extend.texi (Labels as Values): Document &&foo behaviour
8149 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
8151 PR tree-optimization/34635
8152 * tree-data-ref.c (add_other_self_distances): Make sure that the
8153 evolution step is constant.
8155 2008-01-03 Jakub Jelinek <jakub@redhat.com>
8158 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
8160 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
8162 * tree-sra.c (scalarize_init): Insert the generate_element_init
8163 statements after the generate_element_zero statements.
8165 2008-01-02 Richard Guenther <rguenther@suse.de>
8169 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
8170 for very large number of operands instead of ICEing.
8172 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
8175 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
8176 while stack probing.
8178 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
8180 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
8183 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
8186 * tree-mudflap.c (mx_register_decls): Guard warning by
8187 !DECL_ARTIFICIAL check.
8189 2008-01-01 Jakub Jelinek <jakub@redhat.com>
8191 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
8192 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
8193 sse5_perm<mode>): Fix constraints.