1 2008-05-02 David S. Miller <davem@davemloft.net>
3 * config.gcc (need_64bit_hwint): Document libcpp dependency.
5 2008-05-02 Simon Baldwin <simonb@google.com>
8 * c-common.h (warn_array_subscript_range): Removed.
9 * c-common.c (warn_array_subscript_range): Ditto.
10 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
11 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
13 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
15 * config/i386/i386.c (ix86_special_builtin_type): New.
16 (bdesc_special_args): Likewise.
17 (ix86_expand_special_args_builtin): Likewise.
18 (ix86_init_mmx_sse_builtins): Updated.
19 (ix86_expand_builtin): Updated.
20 (ix86_expand_store_builtin): Removed.
21 (ix86_expand_unop_builtin): Likewise.
23 * config/i386/mm3dnow.h (__v2sf): Moved to ...
24 * config/i386/mmintrin.h (__v2sf): Here.
26 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
28 (_mm_loadl_pi): Likewise.
29 (_mm_storeh_pi): Replace __v2si with __v2sf.
30 (_mm_storel_pi): Likewise.
32 * doc/extend.texi: Correct __builtin_ia32_loadhps,
33 __builtin_ia32_loadlps, __builtin_ia32_storehps,
34 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
35 __builtin_ia32_loadlpd.
37 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
39 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
40 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
41 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
42 (ix86_init_mmx_sse_builtins): Updated.
43 (ix86_expand_args_builtin): Likewise.
44 (ix86_expand_builtin): Likewise.
45 (ix86_expand_unop1_builtin): Renamed to ...
46 (ix86_expand_unop_vec_merge_builtin): This.
48 2008-05-01 Jan Hubicka <jh@suse.cz>
51 * ipa-inline.c (inline_generate_summary): Make static.
52 (inline_transform): Do not call inlining at -O0; make static.
53 * passes.c (execute_todo): Add sanity check.
54 (execute_one_ipa_transform_pass): Execute proper flags.
56 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
58 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
59 (DECL_NONADDRESSABLE_P): Likewise.
60 * alias.c (record_component_aliases): Fix comment.
62 2008-05-01 Simon Baldwin <simonb@google.com>
64 * c-common.h (warn_array_subscript_range): New function.
65 * c-common.c (warn_array_subscript_range): Ditto.
66 * tree-vrp.c (check_array_ref): Corrected code to agree with
67 comment, ignoring only arrays of size 0 or size 1.
68 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
70 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
72 * config/i386/i386.c (ix86_builtin_type): Replace
73 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
74 (bdesc_args): Updated.
75 (ix86_init_mmx_sse_builtins): Likewise.
76 (ix86_expand_args_builtin): Likewise.
78 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
81 * doc/extend.texi: Correct __builtin_ia32_palignr.
83 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
86 * config/i386/i386.c (bdesc_crc32): Removed.
87 (ix86_expand_crc32): Likewise.
88 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
89 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
90 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
91 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
92 UINT_FTYPE_UINT_UCHAR.
93 (bdesc_args): Updated. Add crc32 builtins.
94 (ix86_init_mmx_sse_builtins): Updated.
95 (ix86_expand_args_builtin): Updated to support subreg.
97 * doc/extend.texi: Correct __builtin_ia32_crc32di.
99 2008-05-01 Jan Hubicka <jh@suse.cz>
101 * tree-pass.h (opt_pass): Add IPA_PASS.
102 (varpool_node, cgraph_node): Forward declare.
103 (ipa_opt_pass): Define.
104 (pass_ipa_inline): Turn into ipa_opt_pass.
105 (pass_apply_inline): Remove.
106 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
107 (apply_inline): Turn into ....
108 (inline_transform): ... this one.
109 (inline_generate_summary): New function.
110 (pass_apply_inline): Remove.
111 * function.h (ipa_opt_pass): Forward declare structure; typedef;
113 (struct function): Add ipa_transforms_to_apply.
114 * passes.c (register_one_dump_file): Work on IPA_PASS.
115 (init_optimization_passes): Remove pass_inline_parameters and
117 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
118 (execute_one_pass) ... here; apply transforms when possible.
119 (add_ipa_transform_pass, execute_ipa_summary_asses,
120 execute_one_ipa_transform_pass): New.
121 (execute_ipa_pass_list): Update for IPA_PASS type.
123 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
125 * config/i386/i386.c (ix86_builtin_type): Add
126 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
127 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
128 (bdesc_args): Add SSE4a builtins.
129 (ix86_init_mmx_sse_builtins): Updated.
130 (ix86_expand_args_builtin): Likewise.
131 (ix86_expand_builtin): Likewise.
133 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
135 * config/i386/i386.c (ix86_builtin_type): Add
136 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
137 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
138 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
139 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
140 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
141 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
142 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
143 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
144 and DI_FTYPE_DI_DI_INT.
145 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
146 (ix86_init_mmx_sse_builtins): Updated.
147 (ix86_expand_args_builtin): Likewise.
148 (ix86_expand_builtin): Likewise.
149 (ix86_expand_binop_imm_builtin): Removed.
151 * doc/extend.texi: Correct __builtin_ia32_palignr128.
153 2008-04-30 Richard Guenther <rguenther@suse.de>
155 PR tree-optimization/32921
156 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
158 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
160 * config/arm/arm.c (arm_unwind_emit): Use
161 crtl->all_throwers_are_sibcalls instead of
162 cfun->all_throwers_are_sibcalls.
163 (arm_output_fn_unwind): Likewise.
164 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
165 instead of cfun->uses_pic_offset_table.
166 (frv_expand_prologue): Likewise.
167 (frv_frame_pointer_required): Likewise.
168 (frv_expand_fdpic_call): Likewise.
169 (frv_emit_movsi): Likewise.
170 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
171 cfun->returns_pcc_struct instead of
172 current_function_returns_pcc_struct.
173 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
174 instead of cfun->calls_eh_return.
175 (m32c_pushm_popm): Likewise.
176 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
177 "extern" declaration.
179 2008-04-30 Richard Guenther <rguenther@suse.de>
181 PR tree-optimization/21636
182 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
184 (evaluate_stmt): Print the likely value.
185 (ccp_visit_stmt): Avoid excessive vertical spacing.
187 2008-04-30 Rafael Espindola <espindola@google.com>
189 * builtins.c (fold_call_expr): Return realret.
190 * tree-ssa-threadedge.c
191 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
192 __builtin_object_size.
194 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
196 * gcc.c (wrapper_string): New variable.
197 (insert_wrapper): New function.
198 (execute): New option -wrapper.
199 * doc/invoke.texi (Overall Options): New driver option -wrapper.
201 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
203 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
204 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
205 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
207 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
208 * config/rs6000/e500crtres32gpr.asm,
209 config/rs6000/e500crtres64gpr.asm
210 config/rs6000/e500crtres64gprctr.asm,
211 config/rs6000/e500crtrest32gpr.asm
212 config/rs6000/e500crtrest64gpr.asm,
213 config/rs6000/e500crtresx32gpr.asm
214 config/rs6000/e500crtresx64gpr.asm,
215 config/rs6000/e500crtsav32gpr.asm
216 config/rs6000/e500crtsav64gpr.asm,
217 config/rs6000/e500crtsav64gprctr.asm
218 config/rs6000/e500crtsavg32gpr.asm,
219 config/rs6000/e500crtsavg64gpr.asm
220 config/rs6000/e500crtsavg64gprctr.asm: New files.
221 * config/rs6000/t-ppccomm: Add build rules for new files.
222 (LIB2FUNCS_STATIC_EXTRA): Add new files.
223 * config/rs6000/t-netbsd: Add build rules for new files.
224 (LIB2FUNCS_STATIC_EXTRA): New variable.
225 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
226 (CRTSAVRES_DEFAULT_SPEC): Likewise.
227 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
229 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
231 * config/i386/i386.c (ix86_builtin_type): Add
232 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
233 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
234 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
235 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
236 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
237 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
238 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
239 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
240 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
241 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
242 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
243 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
244 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
245 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
246 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
247 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
248 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
249 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
250 V1DI_FTYPE_V2SI_V2SI.
251 (bdesc_2arg): Moved to ...
253 (ix86_init_mmx_sse_builtins): Updated.
254 (ix86_expand_args_builtin): Updated. Take a pointer
255 to const struct builtin_description. Handle comparison
257 (ix86_expand_sse_compare): Take a new argument for swapping
259 (ix86_expand_builtin): Updated.
261 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
262 (ssse3_pmaddubsw128): This.
263 (ssse3_pmaddubswv4hi3): Renamed to ...
264 (ssse3_pmaddubsw): This.
266 * doc/extend.texi (__builtin_ia32_packsswb128): Correct
268 (__builtin_ia32_packssdw128): Likewise.
269 )__builtin_ia32_packuswb128): Likewise.
270 (__builtin_ia32_pmaddubsw): Likewise.
271 (__builtin_ia32_pmaddubsw128): Likewise.
273 2008-04-30 Richard Guenther <rguenther@suse.de>
275 PR tree-optimization/14847
276 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
277 (recognize_bits_test): Use it.
278 (recognize_single_bit_test): Likewise.
280 2008-04-30 Martin Jambor <mjambor@suse.cz>
282 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
283 instead of setting number of formal parameters to zero.
284 (ipcp_init_stage): Do not set the number of actual parameters to zero
286 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
287 which are called with variable number of arguments.
288 (ipcp_insert_stage): Explicitely skipping all nodes which are
289 called with variable number of arguments.
290 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
291 number of parameters.
293 * ipa-prop.h (struct ipa_node_params): Added flag
294 called_with_var_arguments
295 (ipa_set_param_count): Added. Changed sole setter to use it.
296 (ipa_get_param_count): Added. All readers of param_count
297 converted to use it instead.
298 (ipa_set_called_with_variable_arg): Added.
299 (ipa_is_called_with_var_arguments): Added.
300 (ipa_get_ith_param): Added. All readers of param_decls converted
302 (ipa_set_cs_argument_count): Added, sole writer to argument_count
304 (ipa_get_cs_argument_count): Added, all readers of argument_count
306 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
309 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
310 (struct ipcp_lattice): Renamed cval_type to type
311 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
313 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
314 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
315 (ipcp_insert_stage): Changed the type of variable cvalue to tree
316 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
317 (build_const_val): Changed the type of parameter cvalue to tree
318 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
319 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
321 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
324 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
325 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
326 (ipa_add_method): Renamed to ipa_push_func_to_list
327 (ipa_remove_method): Renamed to ipa_pop_func_from_list
328 (ipa_callsite_param_count): Removed.
329 (ipa_callsite_param_count_set): Removed.
330 (ipa_callsite_param): Removed.
331 (ipa_callsite_callee): Removed.
332 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
333 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
334 (ipa_method_formal_count): Removed.
335 (ipa_method_formal_count_set): Removed.
336 (ipa_method_get_tree): Removed.
337 (ipa_method_tree_map_create): Removed.
338 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
339 (ipa_create_param_decls_array): Creates the array itself
340 (ipa_create_param_decls_array): Temporary variable info instead of
342 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
343 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
345 (ipa_jf_get_info_type): Removed.
346 (ipa_node_create): Renamed to ipa_create_node_params
347 (ipa_free): Renamed to ipa_free_all_node_params
348 (ipa_nodes_create): Renamed to ipa_create_all_node_params
349 (ipa_edges_create): Renamed to ipa_create_all_edge_args
350 (ipa_edges_free): Renamed to ipa_free_all_edge_args
351 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
352 (ipa_free_all_node_params): Deallocation to jump_functions moved to
353 ipa_free_all_edge_args
354 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
355 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
356 (ipa_create_methodlist_node): Removed.
357 (ipa_methodlist_method): Removed.
358 (ipa_methodlist_method_set): Removed.
359 (ipa_methodlist_next_method): Removed.
360 (ipa_methodlist_next_method_set): Removed.
361 (ipa_method_is_modified): Removed.
362 (ipa_method_modify_create): Removed.
363 (ipa_method_modify_init): Temporary variable info instead of a few
365 (ipa_detect_param_modifications): Temporary variable info instead of
367 (ipa_compute_jump_functions): Temporary variable info instead of
369 (ipa_method_modify_set): Removed.
370 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
371 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
372 than craph_node as the first parameter.
373 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
374 (ipa_method_modify_init): Removed.
375 (ipa_compute_jump_functions): Added a temp variable instead of
376 repeatadly dereferencing the cgraph_edge.aux pointer
377 (ipa_callsite_param_set_type): Removed.
378 (ipa_compute_jump_functions): i renamed to index and moved to
380 (ipa_callsite_param_set_info_type_formal): Removed.
381 (ipa_callsite_param_set_info_type): Removed.
382 (ipa_callsite_param_map_create): Removed.
383 (ipa_callsite_tree): Removed.
384 (ipa_callsite_caller): Removed.
385 (ipa_pop_func_from_list): return_method removed to return_func
387 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
388 prefixed all values with IPA_. Changed all users.
389 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
390 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
391 and FORMAL_IPATYPE IPA_PASS_THROUGH.
392 (union parameter_info): Renamed to jump_func_value.
393 (union jump_func_value): Renamed value to constant
394 (struct ipa_jump_func): Renamed info_type to value
395 (struct ipa_node): Renamed to ipa_node_params
396 (struct ipa_node_params): Renamed ipa_arg_num to param_count
397 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
398 (struct ipa_node_params): Renamed ipa_mod to modified_flags
399 (struct ipa_edge): Renamed to ipa_edge_args
400 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
401 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
402 (struct ipa_methodlist): Renamed to ipa_func_list
403 (struct ipa_func_list): method_p renamed to node, next_method
405 (ipa_methodlist_p): Removed, switched all users to struct pointer
406 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
408 2008-04-30 Alan Modra <amodra@bigpond.net.au>
410 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
411 (rs6000_emit_epilogue): Use backchain to restore only when we
412 have a large frame. Make use of frame pointer to restore if we
413 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
415 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
417 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
418 Add mode to zero_extract.
419 (sign bit tests peepholes): (Ditto.).
421 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
423 * config/i386/i386.c (ix86_builtins): Replace Prescott New
424 Instructions in comments with SSE3.
425 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
426 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
427 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
428 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
429 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
430 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
431 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
432 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
433 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
434 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
435 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
436 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
437 (bdesc_sse_args): Renamed to ...
438 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
439 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
440 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
442 (bdesc_1arg): Moved to ...
444 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
445 Instructions in comments with SSE3.
446 (ix86_expand_sse_operands_builtin): Renamed to ...
447 (ix86_expand_args_builtin): This. Updated.
448 (ix86_expand_unop1_builtin): Update comments.
449 (ix86_expand_builtin): Updated.
451 2008-04-29 Richard Guenther <rguenther@suse.de>
453 PR tree-optimization/36078
454 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
455 Update virtual SSA form after cleaning up the CFG.
457 2008-04-29 Richard Guenther <rguenther@suse.de>
460 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
462 2008-04-29 Richard Guenther <rguenther@suse.de>
464 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
465 (compute_may_aliases): Do not call finalize_ref_all_pointers.
466 (compute_flow_insensitive_aliasing): Do not treat
467 PTR_IS_REF_ALL pointers special.
468 (get_smt_for): Likewise.
469 (may_alias_p): Re-structure.
470 (is_escape_site): A ref-all pointer conversion is not an escape site.
471 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
472 PTR_IS_REF_ALL pointers special.
473 * tree-ssa-structalias.h (struct alias_info): Remove
474 ref_all_symbol_mem_tag field.
475 (PTR_IS_REF_ALL): Remove.
477 2008-04-29 Richard Guenther <rguenther@suse.de>
480 * fold-const.c (extract_muldiv_1): In combining division constants
481 make sure to never overflow.
483 2008-04-29 Nick Clifton <nickc@redhat.com>
485 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
487 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
490 * optc-gen.awk: Work around HP-UX/IA awk bug.
492 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
494 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
497 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
500 * config/i386/i386.md
501 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
502 Change operand 1 predicate to nonimmediate_operand.
504 2008-04-28 Jakub Jelinek <jakub@redhat.com>
507 * dwarf2out.c (struct die_struct): Mark as chain_circular through
509 * gengtype.c (walk_type, write_func_for_structure): Handle
511 * doc/gty.texi: Document chain_circular.
513 2008-04-28 Richard Guenther <rguenther@suse.de>
515 PR tree-optimization/36066
516 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
519 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
522 * config/i386/i386.md
523 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
524 Use match_scratch instead of match_operand for operands 3 and 4.
526 2008-04-27 Richard Guenther <rguenther@suse.de>
528 PR tree-optimization/18754
529 PR tree-optimization/34223
530 * tree-pass.h (pass_complete_unrolli): Declare.
531 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
532 loop size before and after unconditionally of UL_NO_GROWTH in effect.
533 Rewrite loop into loop closed SSA form if it is not already.
534 (tree_unroll_loops_completely): Re-structure to iterate over
535 innermost loops with intermediate CFG cleanups.
536 Unroll outermost loops only if requested or the code does not grow
538 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
540 (tree_vectorize): Instead do so here.
541 (tree_complete_unroll): Also unroll outermost loops.
542 (tree_complete_unroll_inner): New function.
543 (gate_tree_complete_unroll_inner): Likewise.
544 (pass_complete_unrolli): New pass.
545 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
546 uses outside of the loop.
547 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
548 form if it is available.
549 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
550 * passes.c (init_optimization_passes): Schedule complete inner
551 loop unrolling pass before the first CCP pass after final inlining.
553 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
555 * targhooks.h (default_emutls_var_fields,
556 default_emutls_var_init): Declare.
557 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
558 * target.h (struct gcc_target): Add struct emutls member.
559 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
560 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
561 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
562 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
563 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
564 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
565 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
566 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
567 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
568 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
569 emit debug information.
570 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
571 * varasm.c: Include targhooks.h.
572 (emutls_object_section, emutls_tmpl_section): New.
573 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
574 (EMUTLS_SEPARATOR): New.
576 (get_emutls_object_name): New.
577 (default_emutls_var_fields): New, broken out of ...
578 (get_emutls_object_type): ... here. Adjust to use target hooks.
579 (get_emutls_init_templ_addr): Adjust to use target hooks.
580 (emutls_decl): Adjust to use target hooks.
581 (emutls_finish): Likewise.
582 (default_emutls_var_init): New, broken out of ...
583 (assemble_variable): ... here. Adjust to use target hooks.
584 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
586 * c-common.c (handle_section_attribute): Prevent overriding
587 sections for emulated tls with special sections.
588 * config/i386/i386.c (x86_64_elf_select_section): Add
589 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
590 (x86_64_elf_unique_section): Likewise.
591 * config/vxworks.c: Include tree.h.
592 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
593 (vxworks_override_options): Set TLS scheme.
594 * doc/tm.texi (Emulated TLS): New node.
596 2008-04-26 Simon Baldwin <simonb@google.com>
599 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
600 with propagated string constants.
602 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
604 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
605 constraint for operand 2 when operand 0 is memory operand.
606 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
607 operand 0 is memory operand.
608 (fix_trunc<mode>_i387_with_temp): Ditto.
609 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
610 operand 2 when operand 1 is memory operand.
611 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
612 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
613 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
614 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
615 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
616 operands 2,3 and 4 when operand 1 is memory operand.
617 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
619 (fistdi2_floor_with_temp): Ditto.
620 (fist<mode>2_floor_with_temp): Ditto.
621 (fistdi2_ceil_with_temp): Ditto.
622 (fist<mode>2_ceil_with_temp): Ditto.
623 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
625 2008-04-26 David Daney <ddaney@avtrex.com>
627 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
629 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
630 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
631 UNSPEC_UPDATE_GOT_VERSION): Renumber.
632 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
633 (compare_and_swap_12): New insn.
634 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
635 * config/mips/mips.c (mips_force_binary): New function.
636 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
637 (mips_expand_compare_and_swap_12): New function.
638 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
640 2008-04-25 Jan Hubicka <jh@suse.cz>
643 * cfgexpand.c (pass_expand): Turn into RTL pass.
644 * passes.c (execute_one_pass): Do pass typechecking after execution.
645 * tree-pass.h (pass_expand): Turn into RTL pass.
647 * function.h (struct rtl_data): Move here fields
648 accesses_prior_frames, calls_eh_return, saves_all_registers,
649 has_nonlocal_goto, has_asm_statement, is_thunk,
650 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
651 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
652 arg_pointer_save_area_init from struct function; turn into bool.
653 (struct function): Move
654 calls_eh_return, saves_all_registers, has_nonlocal_goto,
655 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
656 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
657 tail_call_emit, arg_pointer_save_area_init
658 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
659 (current_function_returns_struct, current_function_returns_pcc_struct,
660 current_function_calls_setjmp, current_function_calls_alloca,
661 current_function_accesses_prior_frames,
662 current_function_calls_eh_return, current_function_is_thunk,
663 current_function_stdarg, current_function_profile,
664 current_function_limit_stack, current_function_uses_pic_offset_table,
665 current_function_uses_const_pool, current_function_has_nonlocal_label,
666 current_function_saves_all_registers,
667 current_function_has_nonlocal_goto,
668 current_function_has_asm_statement): Remove accesor macros.
669 * ra-conflict.c (global_conflicts): Update.
670 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
671 (suitable_for_tail_call_opt_p): Update.
672 * builtins.c (expand_builtin_return_addr): Update.
673 (expand_builtin_setjmp_setup): Update.
674 (expand_builtin_nonlocal_goto): Update.
675 * final.c (final_start_function): Update.
676 (profile_function): Update.
677 (leaf_function_p): Update.
678 (only_leaf_regs_used): Update.
679 * df-scan.c (df_get_exit_block_use_set): Update.
680 * dojump.c (clear_pending_stack_adjust): Update.
681 * tree-stdarg.c (gate_optimize_stdarg): Update.
682 * gimple-low.c (lower_function_body): Update.
683 * global.c (compute_regsets): Update.
684 (global_alloc): Update.
685 * dwarf2out.c (dwarf2out_begin_prologue): Update.
686 * expr.c (expand_assignment): Update.
687 * dse.c (dse_step0): Update.
689 * c-decl.c (store_parm_decls): Update.
690 * local-alloc.c (combine_regs): Update.
691 (find_free_reg): Update.
692 * function.c (assign_parms_augmented_arg_list): Update.
693 (assign_parm_find_data_types): Update.
694 (assign_parms): Update.
695 (allocate_struct_function): Update.
696 (expand_function_start): Update.
697 (expand_function_end): Update.
698 (get_arg_pointer_save_area): Update.
699 (thread_prologue_and_epilogue_insns): Update.
700 (rest_of_match_asm_constraints): Update.
701 * stor-layout.c (variable_size): Update.
702 * gcse.c (gcse_main): Update.
703 (bypass_jumps): Update.
704 * gimplify.c (gimplify_function_tree): Update.
705 * calls.c (emit_call_1): Update.
706 (expand_call): Update.
707 * bt-load.c (compute_defs_uses_and_gen): Update.
708 * except.c (sjlj_assign_call_site_values): Update.
709 (sjlj_emit_function_enter): Update.
710 (can_throw_external): Update.
711 (set_nothrow_function_flags): Update.
712 (expand_builtin_unwind_init): Update.
713 (expand_eh_return): Update.
714 (convert_to_eh_region_ranges): Update.
715 (output_function_exception_table): Update.
716 * emit-rtl.c (gen_tmp_stack_mem): Update.
717 * cfgexpand.c (expand_used_vars): Update.
718 (tree_expand_cfg): Update.
719 * cfgcleanup.c (rest_of_handle_jump): Update.
720 * explow.c (allocate_dynamic_stack_space): Update.
721 * varasm.c (assemble_start_function): Update.
722 (force_const_mem): Update.
723 (mark_constant_pool): Update.
724 * tree-optimize.c (tree_rest_of_compilation): Update.
725 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
726 * tree-cfg.c (notice_special_calls): Update.
727 (is_ctrl_altering_stmt): Update.
728 (tree_can_make_abnormal_goto): Update.
729 (tree_purge_dead_abnormal_call_edges): Update.
730 * config/alpha/predicates.md: Update.
731 * config/alpha/alpha.c (alpha_sa_mask): Update.
732 (alpha_sa_size): Update.
733 (alpha_does_function_need_gp): Update.
734 (alpha_expand_prologue): Update.
735 (alpha_start_function): Update.
736 (alpha_output_function_end_prologue): Update.
737 (alpha_expand_epilogue): Update.
738 * config/frv/frv.c (frv_stack_info): Update.
739 (frv_expand_epilogue): Update.
740 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
741 (s390_register_info): Update.
742 (s390_frame_info): Update.
743 (s390_init_frame_layout): Update.
744 (s390_can_eliminate): Update.
746 * config/spu/spu.c (spu_split_immediate): Update.
747 (need_to_save_reg): Update.
748 (spu_expand_prologue): Update.
749 (spu_expand_epilogue): Update.
750 * config/sparc/sparc.md: Update.
751 * config/sparc/sparc.c (eligible_for_return_delay): Update.
752 (sparc_tls_got): Update.
753 (legitimize_pic_address): Update.
754 (sparc_emit_call_insn): Update.
755 (sparc_expand_prologue): Update.
756 (output_return): Update.
757 (print_operand): Update.
758 (sparc_function_ok_for_sibcall): Update.
759 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
760 * config/m32r/m32r.md: Update.
761 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
762 (m32r_compute_frame_size): Update.
763 (m32r_expand_prologue): Update.
764 (m32r_expand_epilogue): Update.
765 (m32r_legitimize_pic_address): Update.
766 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
767 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
768 * config/i386/i386.c (ix86_frame_pointer_required): Update.
770 (ix86_save_reg): Update.
771 (ix86_compute_frame_layout): Update.
772 (ix86_expand_prologue): Update.
773 (ix86_expand_epilogue): Update.
774 * config/sh/sh.c (output_stack_adjust): Update.
775 (calc_live_regs): Update.
776 (sh5_schedule_saves): Update.
777 (sh_expand_prologue): Update.
778 (sh_expand_epilogue): Update.
779 (sh_setup_incoming_varargs): Update.
780 (sh_allocate_initial_value): Update.
781 (sh_get_pr_initial_val): Update.
782 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
783 * config/sh/sh.md (label:): Update.
784 * config/avr/avr.c (out_movhi_mr_r): Update.
785 * config/crx/crx.h (enum): Update.
786 * config/xtensa/xtensa.h (along): Update.
787 * config/stormy16/stormy16.c Update.
788 (xstormy16_compute_stack_layout): Update.
789 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
790 (fr30_expand_prologue): Update.
791 * config/cris/cris.c (cris_conditional_register_usage): Update.
792 (cris_reg_saved_in_regsave_area): Update.
793 (cris_initial_frame_pointer_offset): Update.
794 (cris_simple_epilogue): Update.
795 (cris_expand_prologue): Update.
796 (cris_expand_epilogue): Update.
797 (cris_expand_pic_call_address): Update.
798 (cris_asm_output_symbol_ref): Update.
799 (cris_asm_output_label_ref): Update.
800 * config/cris/cris.md Update.
801 * config/iq2000/iq2000.c (compute_frame_size): Update.
802 (iq2000_expand_epilogue): Update.
803 * config/mt/mt.h (save_direction): Update.
804 * config/mn10300/mn10300.c (mn10300_function_value): Update.
805 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
806 (ia64_secondary_reload_class): Update.
807 * config/m68k/m68k.c (m68k_save_reg): Update.
808 (m68k_expand_prologue): Update.
809 (m68k_expand_epilogue): Update.
810 (legitimize_pic_address): Update.
811 * config/rs6000/rs6000.c (rs6000_got_register): Update.
812 (first_reg_to_save): Update.
813 (first_altivec_reg_to_save): Update.
814 (compute_vrsave_mask): Update.
815 (compute_save_world_info): Update.
816 (rs6000_stack_info): Update.
817 (spe_func_has_64bit_regs_p): Update.
818 (rs6000_ra_ever_killed): Update.
819 (rs6000_emit_eh_reg_restore): Update.
820 (rs6000_emit_allocate_stack): Update.
821 (rs6000_emit_prologue): Update.
822 (rs6000_emit_epilogue): Update.
823 (rs6000_output_function_epilogue): Update.
824 (output_profile_hook): Update.
825 (rs6000_elf_declare_function_name): Update.
826 * config/rs6000/rs6000.h (rs6000_args): Update.
827 * config/rs6000/rs6000.md: Update.
828 * config/mcore/mcore.c (mcore_expand_prolog): Update.
829 * config/arc/arc.c (arc_output_function_epilogue): Update.
830 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
831 * config/darwin.c (machopic_function_base_name): Update.
832 * config/score/score3.c (score3_compute_frame_size): Update.
835 (score3_epilogue): Update.
836 * config/score/score7.c (score7_compute_frame_size): Update.
837 (score7_prologue): Update.
838 (score7_epilogue): Update.
839 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
840 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
841 * config/arm/arm.c (use_return_insn): Update.
842 (require_pic_register): Update.
843 (arm_load_pic_register): Update.
844 (arm_compute_save_reg0_reg12_mask): Update.
845 (arm_compute_save_reg_mask): Update.
846 (thumb1_compute_save_reg_mask): Update.
847 (output_return_instruction): Update.
848 (arm_output_function_prologue): Update.
849 (arm_output_epilogue): Update.
850 (arm_get_frame_offsets): Update.
851 (arm_expand_prologue): Update.
852 (thumb_pushpop): Update.
853 (thumb_exit): Update.
854 (thumb1_expand_prologue): Update.
855 (thumb1_expand_epilogue): Update.
856 (arm_unwind_emit): Update.
857 (arm_output_fn_unwind): Update.
858 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
859 * config/arm/arm.md: Update.
860 * config/pa/pa.md: Update.
861 * config/pa/pa.c (legitimize_pic_address): Update.
862 (compute_frame_size): Update.
863 (hppa_expand_prologue): Update.
864 (hppa_expand_epilogue): Update.
865 (borx_reg_operand): Update.
866 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
867 (HARD_REGNO_RENAME_OK): Update.
868 * config/mips/mips.c (mips_global_pointer): Update.
869 (mips_save_reg_p): Update.
870 (mips_compute_frame_info): Update.
871 (mips_frame_pointer_required): Update.
872 (mips_expand_prologue): Update.
873 (mips_expand_epilogue): Update.
874 (mips_can_use_return_insn): Update.
875 (mips_reorg_process_insns): Update.
876 * config/v850/v850.c (compute_register_save_size): Update.
877 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
878 * config/mmix/mmix.c (along): Update.
879 (mmix_expand_epilogue): Update.
880 * config/bfin/bfin.c (legitimize_pic_address): Update.
881 (must_save_p): Update.
882 (stack_frame_needed_p): Update.
883 (add_to_reg): Update.
884 (bfin_expand_prologue): Update.
885 * stmt.c (expand_asm_operands): Update.
886 * reload1.c (reload): Update.
887 (init_elim_table): Update.
889 2008-04-25 Bob Wilson <bob.wilson@acm.org>
891 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
893 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
895 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with
897 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
898 (mov<mode>): Removed.
899 (*movv4sf_internal): Likewise.
900 (*movv2df_internal): Likewise.
902 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
904 * config.gcc (crx-*-elf): Remove deprecation.
906 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
908 * config/i386/cygming-crtend.c (register_frame_ctor): Register
909 __gcc_deregister_frame with atexit.
910 (deregister_frame_dtor): Remove.
912 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
913 Nathan Sidwell <nathan@codesourcery.com>
915 * config/rs6000/rs6000.opt (mspe): Remove Var property.
917 * config/rs6000/rs6000.h (rs6000_spe): Declare.
918 (rs6000_isel): Likewise.
919 * config/rs6000/rs6000.c (rs6000_spe): New variable.
920 (rs6000_isel): New variable.
921 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
923 2008-04-24 Jakub Jelinek <jakub@redhat.com>
926 * c-common.c (handle_vector_size_attribute): Call
927 lang_hooks.types.reconstruct_complex_type instead of
928 reconstruct_complex_type.
929 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
930 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
931 * langhooks.h (struct lang_hooks_for_types): Add
932 reconstruct_complex_type hook.
933 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
934 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
936 2008-04-24 Richard Guenther <rguenther@suse.de>
938 * c-common.h (check_builtin_function_arguments): Declare.
939 * c-common.c (validate_nargs): New function.
940 (check_builtin_function_arguments): Likewise.
941 * c-typeck.c (build_function_call): Call
942 check_builtin_function_arguments.
943 * builtins.c (fold_builtin_classify): Remove error reporting code.
944 (fold_builtin_unordered_cmp): Likewise.
945 (fold_builtin_1): Likewise.
946 (fold_builtin_n): Likewise.
948 2008-04-24 Jakub Jelinek <jakub@redhat.com>
950 PR tree-optimization/36008
951 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
952 the original op1, rather than delta by step.
954 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
955 Sebastian Pop <sebastian.pop@amd.com>
957 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
958 eliminate_local_variables_stmt, eliminate_local_variables,
959 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
960 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
961 of code delimited by two edges in the CFG.
962 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
963 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
964 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
965 the case of parallelisation of reductions.
966 (expr_invariant_in_region_p): New.
968 * tree-flow.h (gather_blocks_in_sese_region): Declared.
969 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
971 2008-04-24 Ira Rosen <irar@il.ibm.com>
972 Richard Guenther <rguenther@suse.de>
974 PR tree-optimization/36034
975 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
976 incapable of dealing with loads with gaps.
978 2008-04-24 Rafael Espindola <espindola@google.com>
980 * tree-flow.h (vrp_evaluate_conditional): Change signature.
981 * tree-ssa-propagate.c (fold_predicate_in): Update call to
982 vrp_evaluate_conditional.
983 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
984 (vrp_evaluate_conditional): Split the cond argument.
985 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
986 (simplify_stmt_for_jump_threading): Update call to
987 vrp_evaluate_conditional.
989 2008-04-24 Ira Rosen <irar@il.ibm.com>
991 PR tree-optimization/35982
992 * tree-vect-analyze.c (vect_check_interleaving): Check that the
993 interleaved data-refs are of the same type.
995 2008-04-24 Danny Smith <dannysmith@users.net>
997 * c-format.c (check_format_info_main): Use strncmp rather than a
998 magic prefix to handle multichar length specs.
999 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
1000 Don't prefix "I64" and "I32" with '\0'.
1002 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1005 * config/i386/i386.c (init_cumulative_args): Don't pass anything
1006 in registers for -m32 only if stdarg_p (fntype).
1008 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
1010 PR rtl-optimization/36006
1011 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
1012 temp to op0 in order to avoid invalid rtx sharing.
1014 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
1016 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
1017 check TREE_INVARIANT.
1018 * tree-gimple.c (is_gimple_address): New.
1019 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
1020 * tree-gimple.h (is_gimple_address): New.
1021 * tree.h (decl_address_invariant_p): New.
1022 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
1023 (build_string): Likewise.
1024 (decl_address_invariant_p): New, from is_gimple_invariant_address.
1025 (tree_invariant_p_1): Likewise.
1026 (save_expr): Use it.
1027 (tree_invariant_p): New.
1028 (skip_simple_arithmetic): Use it.
1029 (stabilize_reference_1): Use it.
1030 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
1032 (build1_stat): Drop code to compute TREE_INVARIANT.
1033 (build2_stat): Drop code to compute TREE_INVARIANT.
1034 (build3_stat): Drop code to compute TREE_INVARIANT.
1035 (build4_stat): Drop code to compute TREE_INVARIANT.
1036 (build5_stat): Drop code to compute TREE_INVARIANT.
1037 (build7_stat): Drop code to compute TREE_INVARIANT.
1038 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
1039 * tree.h (struct tree_base): Remove invariant_flag.
1040 (TREE_INVARIANT): Remove.
1041 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
1042 (fold_builtin_expect): Check TREE_CONSTANT.
1043 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
1044 * c-tree.h (c_expr_to_decl): Drop third parameter.
1045 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
1046 (build_c_cast): Don't set TREE_INVARIANT.
1047 (pop_init_level): Don't set TREE_INVARIANT.
1048 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
1049 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
1051 (gimplify_init_constructor): Don't set TREE_INVARIANT.
1052 (gimplify_addr_expr): Adjust comment.
1053 * tree-mudflap.c (mf_build_string):
1054 * print-tree.c (print_node): Don't print TREE_INVARIANT.
1055 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
1056 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
1057 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
1058 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
1059 * langhooks.h (struct lang_hooks): Drop third parameter from
1062 2008-04-23 Richard Guenther <rguenther@suse.de>
1064 PR tree-optimization/27799
1065 PR tree-optimization/32921
1066 PR tree-optimization/32624
1067 * tree-ssa-structalias.c (merge_smts_into): Only merge the
1068 SMTs aliases and the tag itself into the solution.
1069 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
1070 merge the points-to solution back into the SMT aliases.
1071 (may_alias_p): Use alias_set_subset_of instead of
1072 aliases_conflict_p. A pointer which points to
1073 memory with alias set zero may access any variable.
1075 2008-04-23 Richard Guenther <rguenther@suse.de>
1077 * alias.c (alias_set_subset_of): Correctly handle asking
1078 if zero is a subset of an alias set with zero child.
1079 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
1080 (compute_flow_insensitive_aliasing): Correctly walk all
1081 pointers. Do not unnecessarily union sets.
1083 2008-04-23 Richard Guenther <rguenther@suse.de>
1086 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
1088 2008-04-22 Tomas Bily <tbily@suse.cz>
1090 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
1092 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
1094 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
1095 * tree-ssa-structalias.c (get_constraint_for): Likewise.
1096 * tree-inline.c (estimate_num_insns_1): Likewise.
1097 * varasm.c (const_hash_1, compare_constant, copy_constant)
1098 (compute_reloc_for_constant, output_addressed_constants): Likewise.
1099 * emit-rtl.c (component_ref_for_mem_expr)
1100 (set_mem_attributes_minus_bitpos): Likewise.
1101 * expr.c (highest_pow2_factor, expand_expr_real_1, )
1102 (is_aligning_offset): Likewise.
1103 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
1104 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
1105 * dojump.c (do_jump): Likewise.
1106 * builtins.c (get_pointer_alignment, get_memory_rtx)
1107 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
1108 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
1110 2008-04-23 Jakub Jelinek <jakub@redhat.com>
1112 PR rtl-optimization/36017
1113 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
1114 expanding the library call.
1116 2008-04-22 Ian Lance Taylor <iant@google.com>
1118 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
1121 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
1123 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
1124 of LR/CTR moves for Power6.
1126 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1129 * passes.c (init_optimization_passes): Remove
1130 pass_fast_rtl_byte_dce.
1132 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
1135 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
1136 builtin functions to generate faster code.
1137 (_mm_cvtpu16_ps): Ditto.
1138 (_mm_cvtpi32x2_ps): Ditto.
1140 2008-04-22 Nick Clifton <nickc@redhat.com>
1142 * common.opt (ftree-loop-distribution): Add Optimization
1145 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
1146 (frv_expand_builtin_va_start): Likewise.
1148 * config/arm/arm.c (thumb_find_work_register): Fix location of
1149 argument register count.
1151 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1153 Support scheduling for ColdFire V1 and V3 microarchitecture.
1154 Improve scheduling of multiplication instructions.
1156 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
1157 (mac): New instruction attribute.
1158 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
1159 (m68k_sched_mac): New variable.
1160 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
1161 Handle cfv1 and cfv3.
1162 (max_insn_size): New static variable.
1163 (struct _sched_ib): New type.
1164 (sched_ib): New static variable.
1165 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
1166 to fields of 'struct _sched_ib sched_ib'. Update all uses.
1167 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
1169 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
1170 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
1171 new variables. Update.
1172 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1173 Add modeling of cfv3 instruction buffer. Update.
1174 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
1175 * config/m68k/m68k.h (TUNE_CFV3): New macro.
1176 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
1177 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
1178 a particular reservation applies to.
1179 (type2): Reorganize attribute values. Rename alu to alu_reg,
1180 alu_l to alu, move_l to omove. Join move to alu. Split mul
1182 (cf_ib_*): Simplify description of instruction buffer.
1183 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
1184 (cf_mem): Split into cf_mem1 and cf_mem2.
1185 (cf_v2_move_??): Rename to cfv12_alu_??.
1186 (cf_v2_move_l_??): Rename to cfv12_omove_??.
1187 (cf_v2_mul_??): Remove reservations.
1188 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
1189 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
1190 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
1192 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
1193 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
1194 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
1195 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
1196 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
1197 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
1198 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
1199 expansions of the above reservations for instructions of sizes
1202 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1204 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
1206 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
1208 * coverage.c: Include tree-pass.h.
1209 (coverage_counter_alloc): Print da_file_name to the dump file.
1211 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1213 * sbitmap.c (sbitmap_range_empty_p): New function.
1214 * sbitmap.h (sbitmap_range_empty_p): New function.
1215 * bitmap.h: Now includes obstack.h.
1217 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
1218 Kenneth Zadeck <zadeck@naturalbridge.com>
1220 * dbgcnt.def (ra_byte_scan): Added.
1221 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
1222 when the last hit happens for a counter.
1223 * timevar.def (TV_DF_BYTE_LR): New variable.
1224 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
1225 * passes.c (pass_fast_rtl_byte_dce): New pass.
1226 * fwprop.c (update_df): Added mode to call df_ref_create.
1227 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
1228 DF_REF_EXTRACT_OFFSET.
1229 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
1230 DF_BYTE_LR_OUT, df_byte_lr): New macro.
1232 (df_ref_extract): Added mode field.
1233 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
1234 DF_REF_EXTRACT_OFFSET.
1235 (DF_REF_EXTRACT_MODE): New macro.
1236 (df_byte_lr_bb_info): New structure.
1237 (df_print_byte_regset, df_compute_accessed_bytes,
1238 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
1239 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
1240 df_byte_lr_simulate_uses,
1241 df_byte_lr_simulate_artificial_refs_at_top,
1242 df_byte_lr_simulate_artificial_refs_at_end,
1243 df_compute_accessed_bytes): New function.
1244 (df_ref_create): Add parameter.
1245 (df_byte_lr_get_bb_info): New inline function.
1246 * df-scan.c (df_ref_record, df_uses_record,
1247 df_ref_create_structure): Added mode parameter.
1248 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
1249 df_defs_record, df_uses_record, df_get_conditional_uses,
1250 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
1251 df_entry_block_defs_collect, df_exit_block_uses_collect):
1252 Added mode parameter to calls to df_ref_record, df_uses_record,
1253 df_ref_create_structure.
1254 (df_ref_equal_p, df_ref_compare): Added test for modes.
1255 (df_ref_create_structure): Added code to set mode. Renamed
1256 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
1257 DF_REF_EXTRACT_OFFSET.
1258 * df-core.c (df_print_byte_regset): New function.
1259 * df-byte-scan.c: New file.
1260 * df-problems.c (df_rd_transfer_function): Removed unnecessary
1261 calls to BITMAP_FREE.
1262 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
1263 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
1264 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
1265 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
1266 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
1267 df_byte_lr_local_compute, df_byte_lr_init,
1268 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
1269 df_byte_lr_transfer_function, df_byte_lr_free,
1270 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
1271 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
1272 df_byte_lr_simulate_uses,
1273 df_byte_lr_simulate_artificial_refs_at_top,
1274 df_byte_lr_simulate_artificial_refs_at_end): New function.
1275 * dce.c (byte_dce_process_block): New function.
1276 (dce_process_block): au is now passed in rather than computed
1277 locally. Changed loops that look at artificial defs to not look
1278 for conditional or partial ones, because there never are any.
1279 (fast_dce): Now is able to drive byte_dce_process_block or
1280 dce_process_block depending on the kind of dce being done.
1281 (rest_of_handle_fast_dce): Add parameter to fast_dce.
1282 (rest_of_handle_fast_byte_dce): New function.
1283 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
1284 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
1286 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
1289 * gcc.h: Added fortran options that take arguments to
1290 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
1293 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
1295 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
1296 scalarization if on the LHS and not a full access.
1298 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1300 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
1302 2008-04-18 Rafael Espindola <espindola@google.com>
1304 * tree-vrp.c (find_case_label_index): Fix the binary search.
1305 (find_case_label_range): New.
1306 (vrp_visit_switch_stmt): Use find_case_label_range.
1307 (simplify_switch_using_ranges): Use find_case_label_range.
1309 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
1311 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
1312 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
1314 2008-04-18 Tom Tromey <tromey@redhat.com>
1317 * doc/cpp.texi (Implementation-defined behavior): Mention
1320 2008-04-18 Ian Lance Taylor <iant@google.com>
1322 * fold-const.c (pointer_may_wrap_p): New static function.
1323 (fold_comparison): Add another test for pointer overflow. Use
1324 pointer_may_wrap_p to disable some false positives.
1326 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
1328 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
1329 (fname_as_string): Match updated cpp_interpret_string prototype.
1330 (fix_string_type): Support char16_t* and char32_t*.
1331 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
1332 derivative) nodes. Register as builtin if C++0x.
1333 (c_parse_error): Support CPP_CHAR{16,32}.
1334 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
1335 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
1336 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
1337 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
1338 CTI_CHAR32_ARRAY_TYPE>: New elements.
1339 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
1340 char32_type_node, signed_char32_type_node, char16_array_type_node,
1341 char32_array_type_node): New defines.
1342 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
1343 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
1344 (lex_string): Support CPP_STRING{16,32}, match updated
1345 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
1346 (lex_charconst): Support CPP_CHAR{16,32}.
1347 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
1348 and CPP_STRING{16,32}.
1350 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
1353 * aclocal.m4: Regenerate.
1354 * configure: Regenerate.
1356 2008-04-18 Jan Hubicka <jh@suse.cz>
1358 * except.c (dw2_size_of_call_site_table,
1359 sjlj_size_of_call_site_table): Use vector API for call_site_record.
1361 * cgraphbuild.c (build_cgraph_edges): Update.
1362 * tree-pass.h: Update comment.
1363 * final.c (leaf_function_p): Update.
1364 (leaf_renumber_regs): Update.
1365 (rest_of_clean_state): Update.
1366 * omp-low.c (expand_omp_parallel): Update.
1367 * ipa-reference.c (analyze_function): Update.
1368 * reorg.c (find_end_label): Update.
1369 (optimize_skip): Update.
1370 (fill_simple_delay_slots): Update.
1371 (fill_simple_delay_slots): Update.
1372 (make_return_insns): Update.
1373 (dbr_schedule): Update.
1374 * gimple-low.c (record_vars_into): Update.
1375 * cfgbuild.c (make_edges): Update.
1376 * function.c (assign_stack_local): Update.
1377 (assign_parm_adjust_stack_rtl): Update.
1378 (locate_and_pad_parm): Update.
1379 (allocate_struct_function): Do not initialize stack_alignment_needed
1380 and preferred_stack_boundary here.
1381 (stack_protect_prologue): Update.
1382 (stack_protect_epilogue): Update.
1383 (expand_function_start): Initialize stack_alignment_needed,
1384 preferred_stack_boundary and max_jumptable_ents.
1385 (expand_function_end): Update.
1386 (free_after_compilation): Do not NULLify epilogue_delay_list.
1387 * function.h (struct rtl_data): Add stack_protect_guard,
1388 stack_alignment_needed,
1389 preferred_stack_boundary, epilogue_delay_list.
1390 (struct function): Remove value_histograms, stack_alignment_needed,
1391 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
1393 unexpanded_var_list, stack_protect_guard.
1394 (current_function_epilogue_delay_list): Remove.
1395 * ipa-type-escape.c (analyze_function): Update.
1396 * gimplify.c (pop_gimplify_context): Update comment.
1397 * calls.c (expand_call): Update.
1398 (emit_library_call_value_1): Update.
1399 * except.c (set_nothrow_function_flags): Update.
1400 * cfgexpand.c (get_decl_align_unit): Update.
1401 (create_stack_guard): Update.
1402 (estimated_stack_frame_size): Update.
1403 (expand_used_vars): Update.
1404 (tree_expand_cfg): Free histogram earliers, init expansion variables.
1405 * explow.c (allocate_dynamic_stack_space): Update.
1406 * tree-ssa-live.c (remove_unused_locals): Update.
1407 * varasm.c (mark_constant_pool): Update.
1408 * tree-inline.c (remap_decls): Update.
1409 (initialize_cfun): Update.
1410 (declare_return_variable): Update.
1411 (inline_forbidden_p): Update.
1412 (expand_call_inline): Update.
1413 (declare_inline_vars): Update.
1414 (tree_function_versioning): Update.
1415 * tree-flow.h (value_histograms): New.
1416 (VALUE_HISTOGRAMS): New macro.
1417 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
1419 * tree-cfg.c (set_bb_for_stmt): Update.
1420 (replace_by_duplicate_decl): Update.
1421 (move_block_to_fn): Update.
1422 (new_label_mapper): Update.
1423 (dump_function_to_file): Update.
1424 * ipa-struct-reorg.c (build_data_structure): Update.
1425 * cfgrtl.c (print_rtl_with_bb): Update.
1426 * reload1.c (reload): Update.
1428 * config/i386/i386.c (setup_incoming_varargs_64,
1429 ix86_compute_frame_layout): Update.
1430 * config/arc/arc.c (arc_output_function_epilogue): Update.
1432 2008-04-18 Marius Strobl <marius@FreeBSD.org>
1434 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
1435 for FreeBSD as well.
1436 * gthr-posix95.h: Likewise.
1438 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
1440 PR rtl-optimization/35838
1441 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
1442 out the byte offset of the first subreg.
1444 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
1446 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
1447 to split_ti instead of three separate calls with single member arrays.
1448 (subti3 splitter): Ditto.
1449 (adddi3 splitter): Ditto with split_di.
1450 (subdi3 splitter): Ditto.
1451 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
1452 two separate calls with single member arrays. Swap match_dup
1453 operands 1 and 2 to better fit into the array.
1454 (negdi2 splitter): Ditto with split_di.
1455 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
1456 two separate calls with single member arrays. Swap match_dup operands
1457 6 and 7 to better fit into the array.
1459 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
1461 * config/i386/i386.c (sse_builtin_type): New.
1462 (bdesc_sse_args): Likewise.
1463 (bdesc_sse_3arg): Removed.
1464 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1465 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
1466 IX86_BUILTIN_ROUNDPS.
1467 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
1468 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
1469 IX86_BUILTIN_ROUNDPS.
1470 (ix86_expand_sse_4_operands_builtin): Removed.
1471 (ix86_expand_sse_operands_builtin): New.
1472 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
1473 and CODE_FOR_sse4_1_roundps.
1474 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1475 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
1477 2008-04-17 Alan Modra <amodra@bigpond.net.au>
1480 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
1481 regs before frame pop when needed. If use_backchain_to_restore_sp
1482 then load backchain into a temp reg to restore vr and vrsave. Add
1483 code to restore vr after frame pop if possible.
1485 2008-04-17 Richard Guenther <rguenther@suse.de>
1487 * tree-vn.c (expressions_equal_p): Do not check type
1488 equality or compatibility before calling operand_equal_p.
1489 * fold-const.c (operand_equal_p): Check equivalence of
1490 integer constants before bailing out due to signedness or
1491 precision differences.
1492 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
1493 spurious differences in type qualification. Ignore types
1494 for COMPONENT_REFs at all.
1496 2008-04-17 Christian Bruel <christian.bruel@st.com>
1498 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
1499 msw_skip comparison.
1501 2008-04-16 Jakub Jelinek <jakub@redhat.com>
1504 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
1507 PR tree-optimization/35899
1508 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
1509 rather than TREE_OPERAND.
1511 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
1514 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
1515 temporary registers. Change operand predicate to general_operand.
1516 (remainderxf3): Ditto.
1518 2008-04-16 Richard Guenther <rguenther@suse.de>
1520 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
1521 * tree-affine.c (aff_combination_expand): Look through some
1524 2008-04-15 Doug Kwan <dougkwan@google.com>
1526 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
1528 * tree-pretty-print.c (dump_generic_node): Ditto.
1529 * final.c (output_addr_const): Ditto.
1530 * dwarf2out.c (output_cfi): Ditto.
1531 * c-pretty-print.c (pp_c_integer_constant): Ditto.
1532 * print-rtl.c (print_rtx): Ditto.
1533 * print-tree.c (print_node_brief, print_node): Ditto.
1534 * c-common.c (match_case_to_enum_1): Ditto.
1535 * sched-vis.c (print_value): Ditto.
1536 * config/i386/i386.c (print_operand): Cast to long unsigned int
1539 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
1540 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
1541 MS Windows VirtualProtect function.
1543 2008-04-15 Jan Hubicka <jh@suse.cz>
1545 * gengtype.c (write_root): Param_is argument is OK.
1546 * expr.c (expand_expr_real_1): Update call of get_exception_*.
1547 * function.h: Include varray.h
1548 (rtl_eh): New stucture based on except.c one.
1549 (call_site_record): New forward declaration and vector type.
1550 * calls.c (emit_call_1): Do not call
1551 note_current_region_may_contain_throw.
1552 * except.c (eh_status): Remove cur_region, try_region since they are
1554 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
1555 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
1556 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
1557 Remove call_site_data_used, call_site_data_size.
1558 Turn call_site_record into vector in function.h.
1559 (note_current_region_may_contain_throw): Remove.
1560 (get_exception_pointer, get_exception_filter): Do not take struct
1561 function argument; update.
1562 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
1563 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
1564 build_post_landing_pads, dw2_build_landing_pads,
1565 sjlj_assign_call_site_values, sjlj_mark_call_sites,
1566 sjlj_emit_function_enter, sjlj_emit_function_enter,
1567 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
1568 sjlj_build_landing_pads, finish_eh_generation,
1569 remove_exception_handler_label, remove_eh_handler,
1570 maybe_remove_eh_handler, add_reachable_handler,
1571 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
1572 add_action_record, collect_one_action_chain, add_call_site,
1573 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
1574 sjlj_output_call_site_table, output_function_exception_table,
1575 * except.h (note_current_region_may_contain_throw): Remove
1576 (get_exception_pointer, get_exception_filter): Do not take struct
1578 * Makefile.in (GTFILES): Put varargs before struct function.
1580 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1582 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
1583 punt for STRING_CST.
1584 (get_constraint_for): Deal with STRING_CST here instead.
1586 2008-04-15 Richard Guenther <rguenther@suse.de>
1588 * tree-ssa-propagate.c (substitute_and_fold): Substitute
1589 statements in a basic-block with a backward walk. Do not
1590 substitute into dead statements but instead remove those.
1592 2008-04-15 Richard Guenther <rguenther@suse.de>
1594 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
1595 to zero, thus disable creation of SFTs.
1597 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1599 * tree-predcom.c (suitable_reference_p): Return false if the
1600 reference can throw.
1602 2008-04-15 Jakub Jelinek <jakub@redhat.com>
1605 * c-decl.c (finish_decl): If extern or static var has variable
1606 size, set TREE_TYPE (decl) to error_mark_node.
1608 2008-04-15 Rafael Espindola <espindola@google.com>
1610 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
1613 2008-04-15 Richard Guenther <rguenther@suse.de>
1615 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
1616 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
1617 (visit_reference_op_load): Do walk vuse-vdef chains on
1618 vn_reference_lookup.
1619 (visit_reference_op_store): But do not here.
1620 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
1621 vn_reference_lookup.
1622 (vn_lookup_with_vuses): But do so here.
1624 2008-04-14 Ian Lance Taylor <iant@google.com>
1626 * fold-const.c (fold_overflow_warning): Remove assertion.
1628 2008-04-15 Ben Elliston <bje@au.ibm.com>
1630 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
1631 temp1 local variables.
1633 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
1636 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
1637 ".text.unlikely" section as executable.
1639 2008-04-14 James E. Wilson <wilson@tuliptree.org>
1641 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1642 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
1643 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
1644 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
1645 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
1646 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
1647 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
1649 2008-04-14 Ian Lance Taylor <iant@google.com>
1651 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
1652 * fold-const.c (fold_comparison): If appropriate, test
1653 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
1654 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
1655 reassociating a pointer type.
1656 * doc/invoke.texi (Optimize Options): Document that
1657 -fstrict-overflow applies to pointer wraparound.
1659 2008-04-13 Jan Hubicka <jh@suse.cz>
1661 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
1663 2008-04-12 Andrew Pinski <pinskia@gmail.com>
1665 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
1666 we are going to "save the world".
1668 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
1670 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
1671 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
1672 operand 0 constraint, not "=".
1674 2008-04-11 James E. Wilson <wilson@tuliptree.org>
1676 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
1678 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1680 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
1681 of size of positions_needed * CHAR_BIT.
1683 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1686 * dse.c (store_info): Change positions_needed to unsigned
1688 (lowpart_bitmask): New.
1689 (record_store): Cast to unsigned HOST_WIDE_INT for
1690 positions_needed. Assert width <= size of positions_needed *
1691 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
1692 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
1693 lowpart_bitmask to set mask.
1695 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1697 * config/bfin/constraints.md: New file.
1698 * config/bfin/bfin.md: Include it.
1699 (adddi3): Use satisfies_constraint functions instead of the old macros.
1700 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
1701 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
1702 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
1703 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
1704 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
1705 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
1706 EXTRA_CONSTRAINT): Delete.
1707 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
1708 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
1710 * config/bfin/bfin.c: Include "tm-constrs.h".
1711 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
1712 Use satisfies_constraint functions instead of the old macros.
1713 * doc/md.texi (Blackfin Constraints): Update file name reference.
1715 2008-04-11 Richard Guenther <rguenther@suse.de>
1717 PR tree-optimization/35869
1718 * tree-vrp.c (execute_vrp): Move switch statement update after
1719 jump threading. Schedule another cfg cleanup run.
1721 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
1724 * attribs.c (decl_attributes): Return early on errorneous node.
1726 2008-04-10 Oleg Ryjkov <olegr@google.com>
1728 * tree.h (struct tree_base): Added a new flag default_def_flag.
1729 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
1731 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1733 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
1735 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1738 * pa.md: Define mode iterator P. Define mode attribute dwc.
1739 (dcacheflush): Update pattern to use iterator P and attribute dwc.
1740 (icacheflush): Likewise.
1741 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
1742 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
1744 2008-04-11 Ben Elliston <bje@au.ibm.com>
1746 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
1748 2008-04-10 Rafael Espindola <espindola@google.com>
1750 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
1751 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
1752 (extract_range_from_expr): The same.
1754 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1756 * config/mips/mips.md (GPR2): New mode iterator.
1758 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
1759 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
1760 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
1761 Rewrite these to take two modes, the mode of comparison and the
1762 mode of the destination.
1763 * config/mips/mips.c (mips_expand_scc): Instead of having
1764 paradoxical subreg as destination, expand "narrowing" scc if mode
1765 of comparison is SI and target is requested in DI mode.
1766 (mips_emit_int_order_test): Update comment. Make mode of
1767 comparison match CMP0 rather than TARGET. When creating inverse
1768 target use mode of TARGET.
1770 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1772 * gcov-dump.c (tag_summary): Only print summaries for the first
1773 GCOV_COUNTERS_SUMMABLE counters.
1775 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
1777 * config/i386/i386.md (absneg): New code iterator.
1778 (absnegprefix): New code attribute.
1779 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
1780 patterns using absneg code iterator.
1781 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
1782 using absneg code iterator.
1783 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
1784 *neg<mode>2 patterns using absneg code iterator.
1785 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1786 *negextendsfdf2 patterns using absneg code iterator.
1787 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
1788 *negextendsfxf2 patterns using absneg code iterator.
1789 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1790 *negextendsfdf2 patterns using absneg code iterator.
1791 * config/i386/sse.md (<code><mode>2): Macroize expander from
1792 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
1794 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
1796 * config/s390/s390.h: Remove the remains of the recent search
1797 & replace action of current_function_outgoing_args_size.
1799 2008-04-10 Ira Rosen <irar@il.ibm.com>
1801 PR tree-optimization/35821
1802 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
1803 NEW_STMT_LIST is not NULL.
1805 2008-04-09 David Edelsohn <edelsohn@gnu.org>
1808 * toplev.c (process_options): Remove -ffunction-sections debugging
1811 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
1813 PR middle-end/PR28690
1814 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
1815 than gen_rtx_fmt_ee to perform more canonicalizations.
1817 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1820 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
1822 2008-04-09 Richard Guenther <rguenther@suse.de>
1824 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
1825 (dump_function_to_file): Dump function arguments with types.
1827 2008-04-08 Richard Guenther <rguenther@suse.de>
1829 * fold-const.c (fold_widened_comparison): Do not allow
1830 sign-changes that change the result.
1832 2008-04-08 Janis Johnson <janis187@us.ibm.com>
1835 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
1836 kinds of indirect references.
1838 2008-04-08 David Edelsohn <edelsohn@gnu.org>
1840 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
1841 GNU Fortran language string.
1843 2008-04-08 Rafael Espindola <espindola@google.com>
1845 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
1846 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
1847 * tree.h (tree_call_nonnegative_warnv_p): New.
1849 2008-04-08 Jan Hubicka <jh@suse.cz>
1851 * function.c (free_after_compilation): Clear out regno_reg_rtx
1854 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
1857 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1859 PR middle-end/PR28690
1860 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
1861 same precedence as REG_POINTER and MEM_POINTER operands.
1863 2008-04-08 Richard Guenther <rguenther@suse.de>
1866 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
1867 for adding index to base.
1869 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
1871 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
1872 (MINGW_ENABLE_EXECUTE_STACK): New.
1873 (IN_LIBGCC2): For libgcc include windows.h file for
1874 function declarations.
1876 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
1878 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
1879 and tem2 if tem1 is not a REG or MULT.
1881 2008-04-08 Jan Hubicka <jh@suse.cz>
1883 * function.h (incomming_args): Break out of struct function.
1884 (function_subsections): Break out of struct function.
1885 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
1886 return_rtx and hard_reg_initial_vals from struct function.
1887 Kill inl_max_label_num.
1888 (current_function_pops_args, current_function_args_info,
1889 current_function_args_size, current_function_args_size,
1890 current_function_pretend_args_size,
1891 current_function_outgoing_args_size,
1892 current_function_internal_arg_pointer, current_function_return_rtx):
1893 Kill compatibility accestor macros.
1894 * builtins.c (expand_builtin_apply_args_1): Update.
1895 (expand_builtin_next_arg): Update.
1896 * df-scan.c (df_get_call_refs): Update.
1897 * dbxout.c (dbxout_function_end): Update.
1898 * dwarf2out.c (dwarf2out_switch_text_section): Update.
1899 (output_line_info): Update.
1900 (secname_for_decl): Update.
1901 (dwarf2out_var_location): Update.
1902 * function.c (free_after_compilation): Update.
1903 (assign_parm_find_stack_rtl): Update.
1904 (assign_parms): Update.
1905 (expand_dummy_function_end): Update.
1906 (expand_function_end): Update.
1907 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
1908 (expand_call): Update.
1909 (emit_library_call_value_1): Update.
1910 (store_one_arg): Update.
1911 * varasm.c (initialize_cold_section_name): Update.
1912 (unlikely_text_section): Update.
1913 (unlikely_text_section_p): Update.
1914 (assemble_start_function): Update.
1915 (assemble_end_function): Update.
1916 (default_section_type_flags): Update.
1917 (switch_to_section): Update.
1918 * integrate.c (set_decl_abstract_flags): Update.
1919 (get_hard_reg_initial_val): Update.
1920 (has_hard_reg_initial_val): Update.
1921 (allocate_initial_values): Update.
1922 * resource.c (init_resource_info): Update.
1923 * config/alpha/alpha.c (NUM_ARGS): Update.
1924 (direct_return): Update.
1925 (alpha_va_start): Update.
1926 (alpha_sa_size): Update.
1927 (alpha_initial_elimination_offset): Update.
1928 (alpha_expand_prologue): Update.
1929 (alpha_start_function): Update.
1930 (alpha_expand_epilogue): Update.
1931 (unicosmk_initial_elimination_offset):
1932 * config/alpha/alpha.md (call expander): Update.
1933 * config/s390/s390.c (s390_register_info): Update.
1934 (s390_register_info): Update.
1935 (s390_frame_info): Update.
1936 (s390_initial_elimination_offset): Update.
1937 (s390_build_builtin_va_list): Update.
1938 (s390_va_start): Update.
1939 * config/spu/spu.c (direct_return): Update.
1940 (spu_expand_prologue): Update.
1941 (spu_initial_elimination_offset): Update.
1942 (spu_build_builtin_va_list): Update.
1943 (spu_va_start): Update.
1944 * config/sparc/sparc.c (sparc_init_modes): Update.
1945 (sparc_compute_frame_size): Update.
1946 (function_value): Update.
1947 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
1948 * config/i386/i386.md (return expander): Update.
1949 * config/i386/i386.c (ix86_va_start): Update.
1950 (ix86_can_use_return_insn_p): Update.
1951 (ix86_compute_frame_layout): Update.
1952 (ix86_expand_epilogue): Update.
1953 * config/sh/sh.c (output_stack_adjust): Update.
1954 (calc_live_regs): Update.
1955 (sh_expand_prologue): Update.
1956 (sh_builtin_saveregs): Update.
1957 (sh_va_start): Update.
1958 (initial_elimination_offset): Update.
1959 (sh_allocate_initial_value): Update.
1960 (sh_function_ok_for_sibcall): Update.
1961 (sh_get_pr_initial_val): Update.
1962 * config/sh/sh.md (return expander): Update.
1963 * config/avr/avr.c (frame_pointer_required_p): UPdate.
1964 * config/crx/crx.c (crx_compute_frame): UPdate.
1965 (crx_initial_elimination_offset): UPdate.
1966 * config/xtensa/xtensa.c (compute_frame_size): Update
1967 (xtensa_builtin_saveregs): Update.
1968 (xtensa_va_start): Update.
1969 (order_regs_for_local_alloc): Update.
1970 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
1971 (xstormy16_expand_builtin_va_start): Update.
1972 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
1973 * config/m68hc11/m68hc11.md (return expanders): Update.
1974 * config/m68hc11/m68hc11.c (expand_prologue): Update.
1975 (expand_epilogue): Update.
1976 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
1977 (cris_simple_epilogue): Update.
1978 (cris_expand_prologue): Update.
1979 (cris_expand_epilogue): Update.
1980 * config/iq2000/iq2000.c (iq2000_va_start): Update.
1981 (compute_frame_size): Update.
1982 * config/mt/mt.c (mt_compute_frame_size): Update.
1983 * config/mn10300/mn10300.c (expand_prologue): Update.
1984 (expand_epilogue): Update.
1985 (initial_offset): Update.
1986 (mn10300_builtin_saveregs):
1987 * config/mn10300/mn10300.md (return expander): Update.
1988 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
1989 (ia64_initial_elimination_offset): Update.
1990 (ia64_initial_elimination_offset): Update.
1991 (ia64_expand_prologue): Update.
1992 * config/m68k/m68k.md (return expander): Update.
1993 * config/rs6000/rs6000.c (rs6000_va_start): Update.
1994 (rs6000_stack_info): Update.
1995 * config/mcore/mcore.c (layout_mcore_frame): Update.
1996 (mcore_expand_prolog): Update.
1997 * config/arc/arc.c (arc_compute_frame_size): Update.
1998 * config/score/score3.c (score3_compute_frame_size): Update.
1999 * config/score/score7.c (score7_compute_frame_size): Update.
2000 * config/arm/arm.c (use_return_insn): Update.
2001 (thumb_find_work_register): Update.
2002 (arm_compute_save_reg_mask): Update.
2003 (arm_output_function_prologue): Update.
2004 (arm_output_epilogue): Update.
2005 (arm_size_return_regs): Update.
2006 (arm_get_frame_offsets): Update.
2007 (arm_expand_prologue): Update.
2008 (thumb_exit): Update.
2009 (thumb_unexpanded_epilogue): Update.
2010 (thumb1_output_function_prologue): Update.
2011 * config/pa/pa.md (return expander): Update.
2012 * config/pa/pa.c (compute_frame_size): Update.
2013 (hppa_builtin_saveregs): Update.
2014 * config/mips/mips.c (mips_va_start): Update.
2015 (mips16_build_function_stub): Update.
2016 (mips_compute_frame_info): Update.
2017 (mips_restore_gp): Update.
2018 (mips_output_function_prologue): Update.
2019 (mips_expand_prologue): Update.
2020 * config/v850/v850.c (compute_frame_size): Update.
2021 (expand_prologue): * config/mmix/mmix.c (along): update.
2022 (mmix_initial_elimination_offset): update.
2023 (mmix_reorg): update.
2024 (mmix_use_simple_return): update.
2025 (mmix_expand_prologue): update.
2026 (mmix_expand_epilogue): Update.
2027 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
2028 (emit_link_insn): Update.
2030 2008-04-08 Anatoly Sokolov <aesok@post.ru>
2032 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
2033 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
2035 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
2038 2008-04-07 Jan Hubicka <jh@suse.cz>
2040 * function.h (rtl): Rename to x_rtl.
2042 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2043 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2044 used_temp_slots avail_temp_slots, temp_slot_level,
2045 nonlocal_goto_handler_labels): Update accesstors.
2046 (rtl): New global variable.
2047 (struct function): Move some fileds to rtl_data.
2048 (get_arg_pointer_save_area): Update prototype.
2049 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2050 get_arg_pointer_save_area.
2051 * expr.c (init_expr): Update
2052 * function.c (get_frame_size): Update
2053 (assign_stack_local): Update
2054 (expand_function_end): Update.
2055 (get_art_pointer_save_area): Update
2057 * emit-rtl.c (rtl): Declare.
2058 (regno_reg_rtx): Declare.
2059 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2061 (gen_reg_rtx): Update.
2062 * varasm.c (n_deferred_constatns): Update accestor.
2063 (init_varasm_status): Do not allocate varasm_status.
2064 (force_const_mem, get_pool_size, output_constant_pool): Update.
2065 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2066 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2067 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
2068 * sparc/sparc.h (INIT_EXPANDERS): Update.
2069 * ia64/ia64.h (INIT_EXPANDERS): Update.
2071 2008-04-07 James E. Wilson <wilson@tuliptree.org>
2073 * reload.c (push_secondary_reload): Add missing break to for loop.
2075 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
2077 PR middle-end/PR28690
2078 * rtlanal.c: Update copyright years.
2079 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
2080 as REG_POINTER and MEM_POINTER operands.
2081 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
2082 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
2083 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
2084 * gcse.c: Update copyright years.
2085 (pre_delete): Call gen_reg_rtx_and_attrs.
2086 (hoist_code): Likewise.
2087 (build_store_vectors): Likewise.
2088 (delete_store): Likewise.
2089 * loop-invariant.c (move_invariant_reg): Likewise.
2090 Update copyright years.
2092 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
2094 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
2095 control string instead of quoted.
2097 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2099 * doc/rtl.texi: Rewrite of subreg section.
2101 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
2104 * config/i386/i386.c (legitimize_pic_address): Add treating
2105 of dllimport SYM_REF's.
2106 (legitimize_dllimport_symbol): Add prototype.
2108 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
2110 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
2111 reference in constructor with non self-referential type.
2113 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
2115 Removal of Return with Depressed Stack Pointer support
2116 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
2117 (ECF_SP_DEPRESSED): Likewise.
2118 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
2119 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
2120 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2121 (expand_call): Do not test ECF_SP_DEPRESSED.
2122 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2123 * function.c (keep_stack_depressed): Delete.
2124 (handle_epilogue_set): Likewise.
2125 (update_epilogue_consts): Likewise.
2126 (emit_equiv_load): Likewise.
2127 (thread_prologue_and_epilogue_insns): Remove support for Return with
2128 Depressed Stack Pointer.
2129 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2131 2008-04-06 Richard Guenther <rguenther@suse.de>
2133 PR tree-optimization/35400
2134 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
2135 information from SSA_NAMEs.
2137 2008-04-06 Anatoly Sokolov <aesok@post.ru>
2139 * config/avr/avr.h (avr_mega_p): Remove declaration.
2140 (AVR_MEGA): Remove macro.
2141 * config/avr/avr.c (avr_mega_p): Remove variable.
2142 (avr_override_options): Remove inicializion of avr_mega_p.
2143 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
2144 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
2145 (avr_jump_mode): (Ditto.).
2146 (avr_output_progmem_section_asm_op): (Ditto.).
2147 (avr_asm_init_sections): (Ditto.).
2148 (avr_asm_init_sections): (Ditto.).
2149 (avr_rtx_costs): (Ditto.).
2150 * config/avr/avr.md: (Ditto.).
2151 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
2154 2008-04-06 Richard Guenther <rguenther@suse.de>
2156 PR tree-optimization/35842
2157 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
2158 is_gimple_invariant_address.
2160 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2162 * gcc.c (default_compilers): Sync Fortran extensions list with
2163 that in fortran/lang-specs.h.
2164 * doc/invoke.texi: Likewise.
2165 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
2166 * dwarf2out.c (gen_compile_unit_die): Likewise.
2168 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
2170 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
2172 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
2175 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
2176 attribute is used for nested functions.
2178 2008-04-05 Jan Hubicka <jh@suse.cz>
2180 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
2182 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
2184 (dump_files): Update.
2185 (enable_rtl_dump_file): Do not accept letter argument.
2186 * tree-pass.h (dump_file_info): Remove letter argument.
2187 * toplev.c (decode_d_option): Update -da handling.
2188 * toplev.h (enable_rtl_dump_file): Update prototype.
2189 * passes.c (register_one_dump_file): Do not accept IPA argument; work
2190 it out based on pass type.
2191 (register_dump_files_1): Likewise.
2192 (init_optimization_passes): Update register_one_dump_file calls.
2193 (execute_one_pass): Sanity check that IPA passes are called at IPA
2194 level and RTL passes at RTL level.
2195 (execute_pass_list): IPA pass can not be after or subpass of
2197 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
2198 disallov RTL subpasses of IPA subpasses.
2200 2008-04-05 Ben Elliston <bje@au.ibm.com>
2202 * tree-cfg.c (need_fake_edge_p): Return false for calls to
2203 builtins that return exactly once and do not throw. Cache call to
2206 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
2208 PR rtl-optimization/34916
2210 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
2211 between instruction pairs.
2213 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
2215 * doc/invoke.texi: Document -mbitops for SH.
2216 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
2217 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
2218 * config/sh/sh.c (print_operand): Add %t operand code.
2219 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
2220 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
2221 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
2222 (extendqihi2): Likewise.
2223 (movqi_i): Likewise.
2224 (insv): Use bset, bclr and bst instructions for SH2A if possible.
2225 (extv): Use bld instruction for SH2A if possible.
2227 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
2228 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
2229 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
2230 (bset.b, bclr.b): Define peepholes.
2231 * config/sh/sh.opt (mbitops): New option.
2233 2008-04-04 Janis Johnson <janis187@us.ibm.com>
2236 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
2237 and view convert expression.
2239 2008-04-04 Jakub Jelinek <jakub@redhat.com>
2242 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
2244 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
2246 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
2248 * config/i386/cpuid.h (bit_AES): New.
2249 (bit_PCLMUL): Likewise.
2251 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
2252 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
2253 SSE2 if AES or PCLMUL is enabled.
2254 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
2255 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
2256 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
2257 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
2258 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
2259 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
2260 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
2261 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
2262 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
2263 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
2264 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
2265 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
2266 __builtin_ia32_aeskeygenassist128 and
2267 __builtin_ia32_pclmulqdq128.
2268 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
2269 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
2270 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
2272 * config/i386/i386.h (TARGET_AES): New.
2273 (TARGET_PCLMUL): Likewise.
2274 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
2276 * config/i386/i386.md (UNSPEC_AESENC): New.
2277 (UNSPEC_AESENCLAST): Likewise.
2278 (UNSPEC_AESDEC): Likewise.
2279 (UNSPEC_AESDECLAST): Likewise.
2280 (UNSPEC_AESIMC): Likewise.
2281 (UNSPEC_AESKEYGENASSIST): Likewise.
2282 (UNSPEC_PCLMUL): Likewise.
2284 * config/i386/i386.opt (maes): New.
2285 (mpclmul): Likewise.
2287 * config/i386/sse.md (aesenc): New pattern.
2288 (aesenclast): Likewise.
2290 (aesdeclast): Likewise.
2292 (aeskeygenassist): Likewise.
2293 (pclmulqdq): Likewise.
2295 * config/i386/wmmintrin.h: New.
2297 * doc/extend.texi: Document AES and PCLMUL built-in function.
2299 * doc/invoke.texi: Document -maes and -mpclmul.
2301 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
2303 * function.c (free_after_parsing): Replace with
2304 cxx_push_function_context from C++ front-end.
2305 (allocate_struct_function): Don't call langhook.
2306 * langhooks.h (struct lang_hooks_for_functions): Delete.
2307 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
2309 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
2310 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
2311 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
2312 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
2313 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
2314 remove LANG_HOOKS_FUNCTION_INITIALIZER.
2315 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
2317 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
2318 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
2320 2008-04-04 Jakub Jelinek <jakub@redhat.com>
2323 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
2326 2008-04-04 Richard Guenther <rguenther@suse.de>
2329 * fold-const.c (optimize_minmax_comparison): Use the correct
2330 type for the constant in the simplified comparison.
2332 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
2334 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
2335 Pass L2 size as "--param l2-cache-size" to the compiler.
2336 (decode_l2_cache): New function to decode L2 cache parameters using
2337 0x8000006 extended cpuid function.
2338 (detect_caches_amd): Determine parameters of L2 cache using
2339 decode_l2_caches function.
2340 (decode_caches_intel): Decode L2 cache parameters.
2341 (detect_caches_intel): Determine L2 cache parameters using
2342 decode_caches_intel and decode_l2_caches functions.
2344 2008-04-03 Bob Wilson <bob.wilson@acm.org>
2346 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
2347 secondary input reload for subword loads from the constant pool.
2349 2008-04-03 Janis Johnson <janis187@us.ibm.com>
2352 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
2353 constants of the appropriate size for runtime calculations.
2356 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
2357 decimal-float literal constant zero.
2359 2008-04-03 Jakub Jelinek <jakub@redhat.com>
2362 * c-parser.c (c_parser_omp_atomic): Call
2363 default_function_array_conversion on the RHS.
2366 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
2367 call is_variable_sized if decl has incomplete type.
2369 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
2371 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
2373 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
2375 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
2377 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
2378 (sgt<u>): Merge sgt and sgtu into new expander.
2379 (sgt, sgtu): Remove expanders.
2380 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
2381 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
2382 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
2383 *sgtu_<mode>_mips16 into new pattern.
2384 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
2385 (sge<u>): Merge sge and sgeu into new expander.
2386 (sge, sgeu): Remove expanders.
2387 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
2389 (*sge_<mode>, second *sge_<mode>): Remove patterns.
2390 (slt<u>): Merge slt and sltu into new expander.
2391 (slt, sltu): Remove expanders.
2392 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
2393 (*slt_<mode>, *sltu_<mode>): Remove patterns.
2394 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
2395 *sltu_<mode>_mips16 into new pattern.
2396 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
2397 (sle<u>): Merge sle and sleu into new expander.
2398 (sle, sleu): Remove expanders.
2399 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
2400 (*sle_<mode>, *sleu_<mode>): Remove patterns.
2401 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
2402 *sleu_<mode>_mips16 into new pattern.
2403 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
2405 2008-04-03 Jan Hubicka <jh@suse.cz>
2407 PR tree-optimization/35795
2408 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
2409 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2410 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2411 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2412 * score/score3.c (score3_output_mi_thunk): Likewise.
2413 * score/score7.c (score7_output_mi_thunk): Likewise.
2414 * mips/mips.c (mips_output_mi_thunk): Likewise.
2416 2008-04-03 Richard Guenther <rguenther@suse.de>
2418 * tree-vrp.c (extract_range_from_unary_expr): Handle all
2419 conversions. Simplify code.
2421 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
2423 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
2425 2008-04-03 Tom Tromey <tromey@redhat.com>
2426 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2428 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
2429 * config/bfin/t-bfin-linux (generated_files): Add
2430 linux-sysroot-suffix.h.
2431 * doc/install.texi (Prerequisites): Require make 3.80.
2432 * doc/sourcebuild.texi (Front End Directory): Document new
2434 * Makefile.in (generated_files): New variable.
2435 (ALL_HOST_OBJS): New variable.
2436 ($(ALL_HOST_OBJS)): New target.
2438 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
2440 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
2441 (remap_block): Call id->transform_lang_insert_block instead
2443 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
2444 Set id.transform_lang_insert_block to NULL.
2445 (clone_body): Move to cp/optimize.c
2446 * tree-inline.h (struct copy_body_data): Change
2447 transform_lang_insert_block to function pointer.
2448 (copy_generic_body, copy_decl_no_change): Export.
2449 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
2450 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
2451 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
2453 * c-tree.h (insert_block): Kill.
2454 * c-decl.c (insert_block): Kill.
2456 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
2458 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2459 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
2460 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
2462 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
2463 argument, call {push,pop}_function_context from here.
2464 * c-parser.c: Use c_{push,pop}_function_context.
2466 * function.c (push_function_context_to): Move meat ...
2467 (push_function_context): ... here. Simplify.
2468 * function.c (pop_function_context_from): Move meat ...
2469 (pop_function_context): ... here. Simplify.
2470 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
2472 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2473 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
2474 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
2475 * tree.h (push_function_context_to, pop_function_context_from): Remove.
2477 2008-04-03 Ben Elliston <bje@au.ibm.com>
2479 * expmed.c (extract_force_align_mem_bit_field): Remove.
2481 2008-04-03 Richard Guenther <rguenther@suse.de>
2484 * expr.h (try_casesi): Adjust prototype.
2485 * expr.c (try_casesi): Take fallback label as extra parameter.
2486 Use that for gen_casesi if default_label is NULL.
2487 * stmt.c (expand_case): Pass fallback label to try_casesi,
2488 make sure to fill gaps with a fallback label if default_label
2491 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
2494 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
2496 2008-04-03 Ben Elliston <bje@au.ibm.com>
2498 * expmed.c (extract_split_bit_field): Remove if (0) code.
2499 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
2500 (do_ds_constraint): Likewise.
2502 2008-04-02 Joseph Myers <joseph@codesourcery.com>
2504 * doc/cppopts.texi (-dU): Document.
2505 * c-common.h (flag_dump_macros): Update comment.
2506 * c-opts.c (handle_OPT_d): Handle -dU.
2507 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
2508 dump_queued_macros, cb_used_define, cb_used_undef): New.
2509 (init_pp_output): Handle -dU.
2510 (cb_line_change): Call dump_queued_macros.
2511 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
2513 2008-04-02 Anatoly Sokolov <aesok@post.ru>
2515 * config/avr/predicates.md (io_address_operand): New predicate.
2516 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
2517 * config/avr/avr.c (avr_io_address_p): Remove function.
2518 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
2519 'avr_io_address_p' function.
2520 (out_movhi_r_mr): (Ditto.).
2521 (out_movqi_mr_r): (Ditto.).
2522 (out_movhi_mr_r): (Ditto.).
2523 (avr_address_cost): (Ditto.).
2525 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
2527 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
2528 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
2529 in 32bit mode when XMM registers are available to avoid store
2531 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
2532 corresponding post-reload splitters.
2534 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2536 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
2537 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
2538 __builtin_ia32_roundss.
2539 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
2540 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
2541 __builtin_ia32_roundss.
2542 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
2543 IX86_BUILTIN_SHUFPD here.
2545 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2547 * config/i386/i386.md (plogic): New.
2548 (plogicprefix): Likewise.
2550 * config/i386/mmx.md (mmx_<code><mode>3): New.
2551 (mmx_and<mode>3): Removed.
2552 (mmx_ior<mode>3): Likewise.
2553 (mmx_xor<mode>3): Likewise.
2555 * config/i386/sse.md (<code><mode>3): New.
2556 (*<code><mode>3): Likewise.
2557 (*<code><mode>3): Likewise.
2558 (<code><mode>3): Likewise.
2559 (*sse_<code><mode>3): Likewise.
2560 (*sse2_<code><mode>3): Likewise.
2561 (<code>tf3): Likewise.
2562 (*<code>tf3): Likewise.
2563 (and<mode>3): Likewise.
2564 (*and<mode>3): Likewise.
2565 (ior<mode>3): Removed.
2566 (*ior<mode>3): Likewise.
2567 (xor<mode>3): Likewise.
2568 (*xor<mode>3): Likewise.
2569 (*and<mode>3): Likewise.
2570 (*ior<mode>3): Likewise.
2571 (*xor<mode>3): Likewise.
2572 (and<mode>3): Likewise.
2573 (*sse_and<mode>3): Likewise.
2574 (*sse2_and<mode>3): Likewise.
2576 (*andtf3): Likewise.
2577 (ior<mode>3): Likewise.
2578 (*sse_ior<mode>3): Likewise.
2579 (*sse2_ior<mode>3): Likewise.
2581 (*iortf3): Likewise.
2582 (xor<mode>3): Likewise.
2583 (*sse_xor<mode>3): Likewise.
2584 (*sse2_xor<mode>3): Likewise.
2586 (*xortf3): Likewise.
2588 2008-04-02 Richard Guenther <rguenther@suse.de>
2590 PR tree-optimization/14495
2591 PR tree-optimization/34793
2592 * tree-vrp.c (struct switch_update): New structure.
2593 (to_remove_edges, to_update_switch_stmts): New VECs.
2594 (simplify_switch_using_ranges): New function. Remove not taken
2595 case labels and edges.
2596 (simplify_stmt_using_ranges): Call it.
2597 (identify_jump_threads): Mark edges we have queued for removal
2598 so we don't thread them.
2599 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
2601 * tree-cfg.c (group_case_labels): Deal with missing default label.
2602 (tree_verify_flow_info): Allow missing default label.
2603 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
2604 (emit_case_nodes): Likewise.
2605 (expand_case): Do not rely on the default label to be present.
2606 * expr.c (try_casesi): Deal with NULL default_label.
2607 (do_tablejump): Likewise.
2609 2008-04-02 Richard Guenther <rguenther@suse.de>
2611 PR tree-optimization/14495
2612 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
2613 SWITCH_EXPR here ...
2614 (vrp_visit_switch_stmt): ... but here (new function).
2615 (find_case_label_index): New helper function.
2616 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
2618 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2620 * fwprop.c: Fix ISO-C99ism.
2622 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2625 * Makefile.in (objdir): Set it here.
2626 * configure.ac: Not here. Find dynamic linker characteristics.
2627 * exec-tool.in: Use them.
2628 * aclocal.m4: Regenerate.
2629 * configure: Regenerate.
2631 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2633 * expr.c (expand_var): Delete it.
2634 * expr.h (expand_var): Delete prototype.
2635 * function.c (expand_function_start): Use expand_decl instead.
2636 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
2639 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
2641 PR rtl-optimization/35542
2642 * fwprop.c (forward_propagate_and_simplify): Replace
2643 loc_reg_mentioned_in_p with reg_mentioned_p.
2645 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2647 PR rtl-optimization/35281
2648 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
2649 (propagate_rtx_1): Handle PR_HANDLE_MEM.
2650 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
2651 (varying_mem_p): Move above propagate_rtx.
2652 (all_uses_available_at): Do not check MEMs.
2654 2008-04-02 Rafael Espindola <espindola@google.com>
2656 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
2657 (register_edge_assert_for_2): Split the cond argument.
2658 (register_edge_assert_for_1): Adjust for the change in
2659 register_edge_assert_for_2.
2660 (register_edge_assert_for): Split the cond argument.
2661 (find_switch_asserts): Adjust for the change in
2662 register_edge_assert_for.
2664 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
2666 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
2667 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
2668 offsets for 64-bit mingw.
2669 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
2670 abi for x86_64-pc-mingw.
2672 2008-04-02 Richard Guenther <rguenther@suse.de>
2674 * tree-vrp.c (extract_range_from_assert): Make sure to not
2675 produce range min/max with TREE_OVERFOW set.
2676 If merging a anti-range and a range keep the anti-range if
2677 the range covers all values of the type.
2678 (register_edge_assert_for_2): Only allow sign-changing
2679 conversions in detecting canonical range checks. Also
2680 register an assert for the unsigned name if useful.
2682 PR tree-optimization/35787
2683 * tree-vrp.c (vrp_val_max): New function.
2684 (vrp_val_min): Likewise.
2685 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
2686 (vrp_val_is_min): Likewise.
2687 (supports_overflow_infinity): Use vrp_val_{min,max}.
2688 (negative_overflow_infinity): Likewise.
2689 (positive_overflow_infinity): Likewise.
2690 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
2691 (is_positive_overflow_infinity): Likewise.
2692 (is_overflow_infinity): Likewise.
2693 (avoid_overflow_infinity): Use vrp_val_{min,max} and
2694 vrp_val_is_{min,max}.
2695 (set_and_canonicalize_value_range): Canonicalize anti-ranges
2696 to ranges if possible. Avoid empty ranges.
2698 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2701 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
2702 the expression is a function address.
2704 2008-04-01 George Helffrich <george@gcc.gnu.org>
2706 PR fortran/35154, fortran/23057
2707 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
2708 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
2709 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
2710 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
2712 (dbxout_syms): Check for COMMON-based symbol and wrap in
2713 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
2714 in bracket for efficiency.
2716 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
2717 using DW_TAG_common_block + member offset.
2718 (add_pubname_string): New function.
2719 (dw_expand_expr): New function to find block name and offset for
2721 (common_check): New function to check whether symbol in Fortran COMMON.
2722 (gen_variable_die): If COMMON, use DW_TAG_common_block.
2724 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
2727 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
2729 2008-04-02 Ben Elliston <bje@au.ibm.com>
2731 * config/v850/v850.md (casesi): Remove if (0) code.
2732 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2733 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
2735 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
2737 * config/i386/i386.md (rex64suffix): New mode attribute.
2738 (floathi<mode>2): Disable expander for SSE math.
2739 (*floathi<mode>2_1): New insn insn_and_split pattern.
2740 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
2741 corresponding post-reload splitters.
2742 (*floathi<mode>2_i387): New macroized insn pattern.
2743 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
2744 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
2745 insn_and_split pattern.
2746 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
2747 New macroized instruction patterns and corresponding post-reload
2749 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
2750 and corresponding post-reload splitters.
2751 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
2752 New macroized instruction patterns.
2753 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
2754 macroized instruction patterns and corresponding post-reload splitters.
2755 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
2756 corresponding post-reload splitters.
2757 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
2758 New macroized instruction patterns.
2759 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
2760 corresponding post-reload splitters.
2761 (*floatsi<mode>2_i387): New macroized instruction patterns.
2763 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
2765 * config/i386/i386.md (smaxmin): New.
2766 (umaxmin): Likewise.
2767 (maxminiprefix): Likewise.
2768 (maxminfprefix): Likewise.
2769 (<code><mode>3): Likewise.
2770 (smin<mode>3): Removed.
2771 (smax<mode>3): Likewise.
2773 * config/i386/mmx.md (mmx_<code>v2sf3): New.
2774 (mmx_<code>v4hi3): Likewise.
2775 (mmx_<code>v8qi3): Likewise.
2776 (mmx_smaxv2sf3): Removed.
2777 (mmx_sminv2sf3): Likewise.
2778 (mmx_umaxv8qi3): Likewise.
2779 (mmx_smaxv4hi3): Likewise.
2780 (mmx_uminv8qi3): Likewise.
2781 (mmx_sminv4hi3): Likewise.
2783 * config/i386/sse.md (<addsub><mode>3): New.
2784 (*<addsub><mode>3): Likewise.
2785 (<sse>_vm<addsub><mode>3): Likewise.
2786 (<maxmin><mode>3): Likewise.
2787 (*<maxmin><mode>3_finite): Likewise.
2788 (*<maxmin><mode>3): Likewise.
2789 (<sse>_vm<maxmin><mode>3): Likewise.
2790 (sse3_h<addsub>v4sf3): Likewise.
2791 (sse3_h<addsub>v2df3): Likewise.
2792 (<maxmin>v16qi3): Likewise.
2793 (*<maxmin>v16qi3): Likewise.
2794 (<maxmin>v8hi3): Likewise.
2795 (*<maxmin>v8hi3): Likewise.
2796 (*sse4_1_<maxmin><mode>3): Likewise.
2797 (*sse4_1_<maxmin><mode>3): Likewise.
2798 (add<mode>3): Removed.
2799 (*add<mode>3): Likewise.
2800 (<sse>_vmadd<mode>3): Likewise.
2801 (sub<mode>3): Likewise.
2802 (*sub<mode>3): Likewise.
2803 (<sse>_vmsub<mode>3): Likewise.
2804 (smin<mode>3): Likewise.
2805 (*smin<mode>3_finite): Likewise.
2806 (*smin<mode>3): Likewise.
2807 (<sse>_vmsmin<mode>3): Likewise.
2808 (smax<mode>3): Likewise.
2809 (*smax<mode>3_finite): Likewise.
2810 (*smax<mode>3): Likewise.
2811 (<sse>_vmsmax<mode>3): Likewise.
2812 (sse3_haddv4sf3): Likewise.
2813 (sse3_haddv2df3): Likewise.
2814 (sse3_hsubv4sf3): Likewise.
2815 (sse3_hsubv2df3): Likewise.
2816 (umaxv16qi3): Likewise.
2817 (*umaxv16qi3): Likewise.
2818 (smaxv8hi3): Likewise.
2819 (*smaxv8hi3): Likewise.
2820 (*sse4_1_smax<mode>3): Likewise.
2821 (*sse4_1_umax<mode>3): Likewise.
2822 (uminv16qi3): Likewise.
2823 (*uminv16qi3): Likewise.
2824 (sminv8hi3): Likewise.
2825 (*sminv8hi3): Likewise.
2826 (*sse4_1_smin<mode>3): Likewise.
2827 (*sse4_1_umin<mode>3): Likewise.
2829 2008-04-01 Rafael Espindola <espindola@google.com>
2831 * tree-cfg.c (verify_expr): remove in_phi.
2832 (verify_stmt): Don't call walk_tree with verify_expr. Use
2833 is_gimple_min_invariant instead of is_gimple_val.
2835 2008-04-01 Joseph Myers <joseph@codesourcery.com>
2837 * doc/include/gpl_v3.texi: Update for manpage generation.
2838 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
2840 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
2841 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
2842 gpl_v3.texi instead of gpl.texi.
2845 2008-04-01 Jakub Jelinek <jakub@redhat.com>
2848 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
2850 2008-04-01 Rafael Espindola <espindola@google.com>
2852 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
2853 (extract_code_and_val_from_cond): Use
2854 extract_code_and_val_from_cond_with_ops.
2856 2008-04-01 Jan Hubicka <jh@suse.cz>
2858 * function.c (free_after_compilation): Free epilogue_delay_list.
2859 (prepare_function_start): Assert that previous compilation was freed.
2861 2008-04-01 Jan Hubicka <jh@suse.cz>
2862 Jim Wilson <wilson@tuliptree.org>
2863 Andreas Tobler <andreast@gcc.gnu.org>
2866 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
2867 rtl.emit instead cfun->emit.
2868 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
2869 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
2871 2008-04-01 Ben Elliston <bje@au.ibm.com>
2873 * doc/c-tree.texi (Function Basics): Fix grammatical error.
2875 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
2877 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
2879 (fprofile-use): Add var flag_profile_use
2880 * coverage.c (coverage_begin_output): Do not open a gcno file for
2881 output only if -ftest-coverage is set.
2882 Do not add getpwd() to gcda file path.
2883 (build_gcov_info): Check the new flag
2884 flag_profile_datafile_relative_path.
2885 (coverage_init): Use profile_data_prefix.
2886 Read profile counter only if flag_profile_use is set.
2887 * opts.c (common_handle_option): New option fprofile-use=,
2888 fprofile-dir=, fprofile-generate=.
2889 * toplev.c (profile_data_prefix): New variable definition.
2890 * toplev.h (profile_data_prefix): New declaration.
2891 * doc/invoke.tex (Option Summary, Optimization Options):
2894 2008-03-31 James E. Wilson <wilson@tuliptree.org>
2896 * varasm.c (output_constant_pool_1): In LABEL_REF check,
2897 use tmp consistently.
2900 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
2901 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2902 UNSPEC_FR_RECIP_APPROX_RES.
2903 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
2905 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
2908 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
2910 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2913 * fold-const.c (fold_indirect_ref_1): Support accessing non first
2914 element of the vector via a pointer.
2916 2008-03-31 Ian Lance Taylor <iant@google.com>
2918 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
2920 2008-03-31 Jan Hubicka <jh@suse.cz>
2922 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2923 get_arg_pointer_save_area.
2924 * expr.c (init_expr): Just clear out rtl.expr.
2925 * function.c (free_after_compilation): Clear out whole RTL structure.
2926 (get_func_frame_size): Merge into ...
2927 (get_frame_size): ... this one.
2928 (assign_stack_local_1): Merge into ...
2929 (assign_stack_local): ... this one.
2930 (expand_function_end): Update call of get_arg_pointer_save_area.
2931 (get_art_pointer_save_area): Remove cfun argument.
2932 * function.h (emit_status): regno_pointer_align does not need length
2933 attribute. Move x_regno_reg_rtx to ...
2934 (regno_reg_rtx): ... new global array.
2935 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
2936 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
2937 apply_args_value, forced_labels, stack_pointer_delta):
2939 (struct varasm_status): Move here from varasm.c
2940 (struct rtl_data): New. Move here some fields from struct function.
2941 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2942 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2943 used_temp_slots avail_temp_slots, temp_slot_level,
2944 nonlocal_goto_handler_labels): Update accesstors.
2945 (rtl): New global variable.
2946 (struct function): Move some fileds to rtl_data.
2947 (get_arg_pointer_save_area): Update prototype.
2948 * emit-rtl.c (rtl): Declare.
2949 (regno_reg_rtx): Declare.
2950 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2952 (gen_reg_rtx): Update.
2953 (init_virtual_regs): Do not tate emit_status argument.
2954 (init_emit): Do not allocate emit.
2955 * varasm.c (varasm_statuc): Move to function.h.
2956 (n_deferred_constatns): Update accestor.
2957 (init_varasm_status): Do not allocate varasm_status.
2958 (force_const_mem, get_pool_size, output_constant_pool): Update.
2959 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2960 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2962 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
2964 PR rtl-optimization/35729
2965 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
2968 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
2971 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
2972 load/store if memory is unaligned.
2973 (*movti_rex64): Likewise.
2975 * config/i386/predicates.md (misaligned_operand): New.
2977 2008-03-31 Andrew Pinski <pinskia@gmail.com>
2980 * tree-ssa-phiopt.c (conditional_replacement): Return early for
2983 2008-03-31 Jan Beulich <jbeulich@novell.com>
2985 * config/ia64/constraints.md: Add 'j' constraint.
2986 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
2987 (movdi_internal): Likewise.
2989 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
2992 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
2994 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
2997 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
2998 proper error message for the third argument on blendpd and
3001 * config/i386/sse.md (blendbits): New.
3002 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
3004 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
3006 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
3008 2008-03-30 Richard Guenther <rguenther@suse.de>
3011 * fold-const.c (fold_sign_changed_comparison): Do leave
3012 conversions to base-types alone.
3014 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
3016 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
3017 the link register if one altivec register is be saved.
3019 2008-03-30 Ben Elliston <bje@au.ibm.com>
3021 * final.c (final_scan_insn): Remove if (0) code.
3023 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
3025 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
3027 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
3029 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
3030 of V4SFmode to ix86_binary_operator_ok.
3032 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
3034 * config/i386/i386.c (override_options): Initialize
3035 ix86_veclib_handler to ix86_veclibabi_svml when
3036 -mveclibabi=svml is used.
3037 (ix86_veclibabi_svml): New function for SVML ABI style
3038 vectorization support.
3039 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
3041 2008-03-28 Rafael Espindola <espindola@google.com>
3043 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
3044 (tree_binary_nonnegative_warnv_p): Make it public.
3045 (tree_single_nonnegative_warnv_p): Make it public.
3046 (tree_invalid_nonnegative_warnv_p): Make it public.
3047 (tree_unary_nonzero_warnv_p): Make it public.
3048 (tree_binary_nonzero_warnv_p): Make it public
3049 (tree_single_nonzero_warnv_p): Make it public.
3050 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
3051 (extract_range_from_binary_expr): Split the expr argument.
3052 (extract_range_from_unary_expr): Split the expr argument.
3053 (extract_range_from_comparison): Split the expr argument.
3054 (extract_range_from_expr): Use the new aux functions.
3055 (vrp_evaluate_conditional_warnv): Use
3056 vrp_evaluate_conditional_warnv_with_ops.
3057 * tree.h (tree_unary_nonzero_warnv_p): Declare.
3058 (tree_binary_nonzero_warnv_p): Declare.
3059 (tree_single_nonzero_warnv_p): Declare.
3060 (tree_expr_nonzero_warnv_p): Declare.
3061 (tree_unary_nonnegative_warnv_p): Declare.
3062 (tree_binary_nonnegative_warnv_p): Declare.
3063 (tree_single_nonnegative_warnv_p): Declare.
3064 (tree_invalid_nonnegative_warnv_p): Declare.
3066 2008-03-28 Richard Guenther <rguenther@suse.de>
3068 PR tree-optimization/30317
3069 PR tree-optimization/30911
3070 PR tree-optimization/34793
3071 * tree-vrp.c (set_and_canonicalize_value_range): New function.
3072 (struct assert_locus_d): New member EXPR.
3073 (register_new_assert_for): Add EXPR parameter to support
3074 ASSERT_EXPR <name, expr OP limit>.
3075 (register_edge_assert_for_1): Adjust callers.
3076 (find_assert_locations): Likewise.
3077 (process_assert_insertions_for): Build condition from expression.
3078 (extract_range_from_assert): Handle ASSERT_EXPRs
3079 of the form ASSERT_EXPR <name, expr OP limit>.
3080 (register_edge_assert_for_2): New helper registering
3081 asserts for comparisons. Recognize range tests of the form
3082 (unsigned)i - CST1 OP CST2.
3083 (register_edge_assert_for_1): Use it.
3084 (register_edge_assert_for): Likewise.
3085 (needs_overflow_infinity): Integer sub-types
3086 do not need overflow infinities.
3087 (vrp_val_is_max): The extreme values of integer sub-types
3088 are those of the base type.
3089 (vrp_val_is_min): Likewise.
3090 * tree.def (ASSERT_EXPR): Document extra allowed conditional
3093 2008-03-28 Nick Clifton <nickc@redhat.com>
3096 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
3097 Return GENERAL_REGS for stack adjustment reloads.
3099 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3102 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
3103 const_vector when all the vectors are constant.
3105 2008-03-27 Bob Wilson <bob.wilson@acm.org>
3107 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
3109 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
3110 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
3112 (s<code>_sf): Use new scc_sf attribute for opcode names.
3114 2008-03-27 Tom Tromey <tromey@redhat.com>
3116 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
3117 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
3118 config/spu/t-spu-elf, config/i386/t-interix,
3119 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
3120 config/i386/x-darwin, config/i386/x-mingw32,
3121 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
3122 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
3123 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
3124 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
3125 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
3126 config/rs6000/x-darwin, config/rs6000/t-rs6000,
3127 config/score/t-score-elf, config/arm/t-strongarm-pe,
3128 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
3129 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
3130 Revert automatic dependency patch.
3132 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
3135 * config/i386/i386.c (ix86_function_arg_boundary): Align
3136 decimal floating point to its natural boundary.
3138 2008-03-27 Richard Guenther <rguenther@suse.de>
3141 * fold-const.c (fold_comparison): Restrict distinct decl
3142 comparison folding to VAR_DECLs and PARM_DECLs. Do not
3143 solely rely on operand_equal_p.
3145 2008-03-27 Richard Guenther <rguenther@suse.de>
3148 * c-common.c (handle_weak_attribute): Reject combination of
3151 2008-03-27 Richard Guenther <rguenther@suse.de>
3153 PR tree-optimization/32810
3154 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
3155 conversions from DECL_INITIAL.
3156 (fold_const_aggregate_ref): Likewise from constructor elements.
3158 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
3160 * tree-affine.h (aff_combination_expand): Declare.
3161 (get_inner_reference_aff): Likewise.
3162 * tree-affine.c (aff_combination_expand): Split out from
3163 tree_to_aff_combination_expand.
3164 (get_inner_reference_aff): New function.
3165 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
3166 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
3167 (struct lim_aux_data): sm_done field removed.
3168 (mem_ref_loc_p, mem_ref_locs_p): New types.
3169 (struct mem_ref): Added id, stored, accesses_in_loop,
3170 indep_loop, dep_loop, indep_ref, dep_ref fields.
3171 Removed is_stored, locs and next fields.
3172 (memory_accesses): New variable.
3173 (movement_possibility): Do not allow moving statements
3174 that store to memory.
3175 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
3177 (determine_max_movement): For statements with memory references,
3178 find the outermost loop in that the reference is independent.
3179 (move_computations_stmt): Mark the virtual operands for renaming.
3180 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
3181 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
3182 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
3183 add_vop_ref_mapping, create_vop_ref_mapping_loop,
3184 create_vop_ref_mapping, analyze_memory_references,
3185 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
3186 get_all_locs_in_loop, ref_always_accessed_p,
3187 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
3188 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
3189 store_motion_loop, store_motion): New functions.
3190 (struct vop_to_refs_elt): New type.
3191 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
3192 memref_hash, memref_eq, hoist_memory_references): Rewritten.
3193 (schedule_sm): Replaced by...
3194 (execute_sm): ... this.
3195 (determine_lsm_ref, hoist_memory_references,
3196 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
3197 find_more_ref_vops, free_mem_ref, free_mem_refs,
3198 determine_lsm_loop, determine_lsm): Removed.
3199 (tree_ssa_lim_finalize): Free data structures used by store motion.
3200 (tree_ssa_lim): Call analyze_memory_references. Use
3201 store_motion instead of determine_lsm.
3203 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
3205 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
3206 rename tmake_file to m68hc11/t-m68hc11.
3207 (mcore): Set inhibit_libc to true.
3208 * config.host (alpha*-dec-*vms*): Set extra_programs.
3209 (interix3*): Don't use host_xmake_file.
3210 * configure.ac: Let config.gcc override inhibit_libc.
3211 * configure: Regenerate.
3213 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
3214 * config/t-openbsd-thread: Remove commented out lines.
3216 * config/x-interix: Remove.
3218 * config/m68hc11/t-m68hc11-gas: Rename to...
3219 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
3221 * config/mcore/t-mcore: Remove T_CFLAGS.
3222 * config/mcore/t-mcore-pe: Likewise.
3224 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
3226 * configure.ac: Replace custom __GNU_SOURCE test with
3227 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
3228 * aclocal.m4: Regenerate.
3229 * configure: Regenerate.
3230 * config.in: Regenerate.
3232 2008-03-27 Richard Guenther <rguenther@suse.de>
3234 * fold-const.c (target.h): Include.
3235 (fold_comparison): Fold comparison of addresses of decls
3236 that bind locally or of constants. Consolidate address folding code.
3237 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
3238 results from fold_binary_to_constant.
3239 (compare_values_warnv): Likewise.
3241 2008-03-27 Andrew Pinski <pinskia@gmail.com>
3244 * fold-const.c (fold_truthop): Check for integeral types when folding
3245 a == 0 && b == 0 and a != 0 || b != 0 .
3247 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
3249 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
3251 2008-03-26 Andreas Schwab <schwab@suse.de>
3253 * doc/invoke.texi: Fix use of @item vs. @itemx.
3255 2008-03-26 Tom Tromey <tromey@redhat.com>
3257 * Makefile.in (build/gensupport.o, build/print-rtl.o,
3258 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
3259 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
3260 build/gencodes.o, build/genconditions.o, build/genconfig.o,
3261 build/genconstants.o, build/genemit.o, build/genextract.o,
3262 build/genflags.o, build/genmddeps.o, build/genopinit.o,
3263 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
3266 2008-03-26 Richard Guenther <rguenther@suse.de>
3269 2008-03-26 Richard Guenther <rguenther@suse.de>
3271 * fold-const.c (target.h): Include.
3272 (fold_comparison): Fold comparison of addresses of two decls
3273 that bind locally. Consolidate address folding code.
3275 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3277 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
3278 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
3279 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
3280 dconstsqrt2, dconstthird, dconste and/or dconst10.
3281 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
3282 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
3283 dconstsqrt2, dconste): Delete.
3284 (init_emit_once): Likewise. Simplify initializing dconstm1.
3286 * real.c (get_real_const): New.
3287 * real.h (dconst3, dconst10, dconstm2, dconstthird,
3288 dconstsqrt2, dconste): Delete.
3289 (real_value_const, get_real_const): New.
3291 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
3293 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
3295 * config/i386/i386.c (ix86_function_arg_boundary): Check
3296 BIGGEST_ALIGNMENT instead of 128.
3297 (setup_incoming_varargs_64): Likewise.
3299 2008-03-26 Tom Tromey <tromey@redhat.com>
3301 * Makefile.in (DEPFILES): Add missing '/'.
3303 2008-03-26 Richard Guenther <rguenther@suse.de>
3305 * fold-const.c (target.h): Include.
3306 (fold_comparison): Fold comparison of addresses of two decls
3307 that bind locally. Consolidate address folding code.
3309 2008-03-26 Nick Clifton <nickc@redhat.com>
3312 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
3313 not allow INT+INT as a legitimate addressing mode.
3315 2008-03-26 Richard Guenther <rguenther@suse.de>
3317 * tree-flow.h (widen_bitfield): Remove declaration.
3318 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
3319 (widen_bitfield): Remove function.
3320 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
3323 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3326 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
3329 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
3331 PR rtl-optimization/35232
3332 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
3333 (forget_old_reloads_1, forget_marked_reloads): Don't clear
3334 reg_reloaded_call_part_clobbered here.
3335 (reload_regs_reach_end_p): New function.
3336 (reload_reg_rtx_for_input): New variable.
3337 (reload_reg_rtx_for_output): Likewise.
3338 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
3339 when reassigning a pseudo register. Load reloadreg from
3340 reload_reg_rtx_for_input, moving the mode and register
3342 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
3343 instead of the original when deciding whether an input reload
3344 would be a no-op or whether an output reload can be deleted.
3345 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
3346 when setting up new_spill_reg_store. Load it from
3347 reload_reg_rtx_for_output, moving the mode and register
3349 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
3350 instead of the original when deciding whether an output reload
3351 would be a no-op. Do the same when modifying insn notes.
3352 Use rtx_equal_p instead of == to compare the registers.
3353 (inherit_piecemeal_p): Take a mode and two register numbers
3355 (emit_reload_insns): Clear new_spill_reg_store for every hard
3356 register in the reload register. Remove spill registers
3357 from reg_reloaded_valid before considering whether to record
3358 inheritance information for them. Use reload_reg_rtx_for_output
3359 instead of reg_rtx when recording output reloads. Use
3360 reload_reg_rtx_for_input instead of reg_rtx when recording
3361 input reloads. Set or clear reg_reloaded_call_part_clobbered
3362 at the same time as setting reg_reloaded_valid.
3363 (delete_output_reload): Add a new_reload_reg parameter and use it
3364 instead of rld[j].reg_rtx.
3365 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
3368 2008-03-25 Tom Tromey <tromey@redhat.com>
3370 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
3371 (build/genattr.o): Likewise.
3372 (build/genattrtab.o): Likewise.
3373 (build/gencodes.o): Likewise.
3374 (build/genconfig.o): Likewise.
3375 (build/genconstants.o): Likewise.
3376 (build/genemit.o): Likewise.
3377 (build/genextract.o): Likewise.
3378 (build/genflags.o): Likewise.
3380 2008-03-25 Bob Wilson <bob.wilson@acm.org>
3382 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
3383 instead of size_int for integer types.
3384 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
3385 to match type of MINUS_EXPR.
3387 2008-03-25 Tom Tromey <tromey@redhat.com>
3389 * configure: Rebuilt.
3390 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
3393 2008-03-25 Tom Tromey <tromey@redhat.com>
3395 * config/x-solaris (host-solaris.o): Update.
3396 * config/x-linux (host-linux.o): Update.
3397 * config/x-hpux (host-hpux.o): Update.
3398 * config/x-darwin (host-darwin.o): Update.
3399 * config/v850/t-v850e (v850-c.o): Update.
3400 * config/v850/t-v850 (v850-c.o): Update.
3401 * config/t-vxworks (vxworks.o): Update.
3402 * config/t-sol2 (sol2-c.o, sol2.o): Update.
3403 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
3404 * config/spu/t-spu-elf (spu-c.o): Update.
3406 * config/sh/t-symbian (sh-c.o): Update.
3407 (symbian.o): Update.
3408 * config/sh/t-sh (sh-c.o): Update.
3409 * config/score/t-score-elf (score7.o, score3.o): Update.
3410 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
3411 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
3412 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
3413 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
3415 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
3416 * config/m32c/t-m32c (m32c-pragma.o): Update.
3417 * config/ia64/t-ia64 (ia64-c.o): Update.
3418 * config/i386/x-mingw32 (host-mingw32.o): Update.
3419 * config/i386/x-i386 (driver-i386.o): Update.
3420 * config/i386/x-darwin (host-i386-darwin.o): Update.
3421 * config/i386/x-cygwin (host-cygwin.o): Update.
3422 * config/i386/t-nwld (nwld.o): Update.
3423 * config/i386/t-netware (netware.o): Update.
3424 * config/i386/t-interix (winnt.o): Update.
3425 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
3426 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
3427 msformat-c.o): Update.
3428 * config/bfin/t-bfin-linux (generated_files): Add
3429 linux-sysroot-suffix.h.
3430 * config/arm/t-wince-pe (pe.o): Update.
3431 * config/arm/t-strongarm-pe (pe.o): Update.
3432 * config/arm/t-pe (pe.o): Update.
3433 * config/arm/t-arm (arm-c.o): Update.
3434 * doc/install.texi (Prerequisites): Require make 3.80.
3435 * Makefile.in: Remove .o targets.
3436 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
3437 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
3438 (simple_generated_h, simple_generated_c): Move earlier.
3439 (generated_files): New variable.
3440 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
3441 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
3442 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
3443 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
3444 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
3445 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
3446 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
3447 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
3448 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
3449 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
3450 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
3451 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
3453 (COMPILE.base, COMPILE): New variables.
3454 (%.o): New pattern rule.
3455 (ALL_HOST_OBJS): New variable.
3456 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
3457 (dummy-checksum.o, cc1-checksum.o): Remove.
3458 (DRIVER_SHLIB): New variable.
3459 (DRIVER_DEFINES): Use it.
3460 (gencondmd.c): Move out of build/.
3461 (s-conditions): Update.
3462 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
3463 (ALL_BUILD_OBJS): Likewise.
3464 (build/%.o): Use BUILDCOMPILE.
3465 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
3466 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
3467 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
3468 build/gencheck.o, build/gencodes.o, build/genconditions.o,
3469 build/genconfig.o, build/genconstants.o, build/genemit.o,
3470 build/genextract.o, build/genflags.o, build/genmddeps.o,
3471 build/genopinit.o, build/genoutput.o, build/genpeep.o,
3472 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
3473 build/gen-protos.o, build/scan.o, build/fix-header.o,
3474 build/scan-decls.o): Simplify.
3475 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
3476 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
3477 prefix.o, toplev.o): Reduce to variable setting.
3478 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
3479 ($(out_object_file), gcc-options.o): New targets.
3480 ($(ALL_HOST_OBJS)): New target. Include dependency files.
3481 * configure: Rebuilt.
3482 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
3483 * doc/sourcebuild.texi (Front End Directory): Document new variable.
3485 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
3487 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
3488 complain when we hit an error, return ERROR_MARK_NODE.
3490 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3492 * config/sh/constraints.md (Pso, Psz): New constraints.
3493 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
3494 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
3496 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3498 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
3499 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
3501 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3503 * config/sh/sh.md (prefetch): Add condition for SH2A target.
3504 (prefetch_sh2a): New.
3506 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3507 Naveen.H.S <naveen.hs@kpitcummins.com>
3509 * config/sh/constraints.md (I28): New constraint.
3510 * config/sh/sh.c (broken_move): Add support for movi20s.
3511 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
3513 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
3514 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3515 Naveen.H.S <naveen.hs@kpitcummins.com>
3517 * config/sh/sh.c (SH_ATTRIBUTES): Define.
3518 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
3519 (print_operand): Handle resbank in %@ operand code.
3520 (sh_encode_section_info): New.
3521 (push_regs): Add conditions for resbank.
3522 (sh_expand_epilogue): Likewise.
3523 (sh_insert_attributes): Likewise.
3524 (sh_attribute_table): Likewise.
3525 (sh_handle_resbank_handler_attribute): New.
3526 (sh2a_handle_function_vector_handler_attribute): New.
3527 (sh2a_is_function_vector_call): New.
3528 (sh2a_get_function_vector_number): New.
3529 (sh2a_function_vector_p): New.
3530 (sh_cfun_resbank_handler_p): New.
3531 * config/sh/sh.md (calli): Emit jsr/n if possible.
3532 (calli_tbr_rel): New.
3533 (calli_pcrel): Emit jsr/n if possible.
3534 (return_i): Emit rts/n if possible.
3535 (call_valuei_tbr_rel): New.
3536 (call_valuei_pcrel): Add condition for SH2A target.
3537 (call_value): Likewise.
3538 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
3539 (sh2a_get_function_vector_number): Likewise.
3540 (sh2a_is_function_vector_call): Likewise.
3541 * doc/extend.texi: Document TBR relative addressing of SH2A.
3542 (resbank): Add description for SH2A.
3544 2008-03-24 Richard Guenther <rguenther@suse.de>
3547 * gimplify.c (gimplify_modify_expr): For frontend type-correct
3548 pointer assignments change conversions according to middle-end rules.
3549 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
3550 * configure.ac: Include type checking in yes.
3551 * configure: Regenerate.
3553 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3555 * diagnostic.c (diagnostic_count_diagnostic): Delete.
3556 (diagnostic_report_diagnostic): Update. Handle ICEs here.
3558 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
3560 * gthr-vxworks.h (UNUSED): Define.
3562 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
3564 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
3566 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
3568 * doc/extend.texi (Function Attributes): Add missing comma in the
3569 example of the "alloc_size" attribute.
3571 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
3574 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
3576 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3579 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3582 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3583 of the underlying type of a MS bitfield layout to the natural
3584 alignment of the type.
3586 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3588 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3589 to their natural alignment to avoid store forwarding stalls.
3591 2008-03-22 Richard Guenther <rguenther@suse.de>
3593 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
3594 For PHI nodes verify the address is invariant.
3595 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
3596 (get_symbol_constant_value): Use is_gimple_min_invariant.
3597 (maybe_fold_stmt_indirect): Likewise.
3599 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
3601 PR rtl-optimization/33927
3602 * Makefile.in (dse.o): Depend on $(TM_P_H).
3603 * expr.h (extract_low_bits): Declare.
3604 * expmed.c (extract_low_bits): New function.
3605 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
3606 * dse.c: Include tm_p.h.
3607 (find_shift_sequence): Remove the read_reg argument and return the
3608 read value. Emit the instructions instead of returning them.
3609 Iterate on new_mode rather than calculating it each time.
3610 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
3611 source to NEW_MODE and extract_low_bits to convert the shifted
3613 (replace_read): Allow the load and store to have different mode
3614 classes. Use extract_low_bits when SHIFT == 0. Create the shift
3615 or extraction instructions before trying the replacement. Update
3616 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
3618 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3620 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3621 to their natural alignment to avoid store forwarding stalls.
3623 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3626 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
3627 encouraging but not allowing gprs for input;
3628 change the input constraint to !f#r.
3629 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
3631 change the output constraint to !f#r.
3633 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
3636 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
3637 corresponding post-reload splitters.
3638 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
3639 when x87 FP math is selected.
3640 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
3641 New function prototype.
3642 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
3643 unreachable function to ease macroization of insn patterns.
3645 2008-03-21 Martin Jambor <mjambor@suse.cz>
3647 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
3648 reference dumps if ddr is NULL or dependence is unknown.
3650 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3652 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
3653 unsigned extension into account.
3654 (ATOMIC_COMPARE_AND_SWAP): Likewise.
3655 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
3656 Do computations on a scratch register.
3658 2008-03-21 Richard Guenther <rguenther@suse.de>
3660 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3661 Use is_gimple_min_invariant instead of TREE_INVARIANT.
3662 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
3663 * tree-ssa-dom.c (record_equality): Likewise.
3664 * tree-inline.c (copy_body_r): Likewise.
3665 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
3668 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3670 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
3671 as 'delete_unused' argument.
3673 2008-03-20 Richard Guenther <rguenther@suse.de>
3675 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
3676 special casing of constant qualifiers.
3677 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
3678 care about them in general.
3679 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
3680 regardless of their type.
3681 (fold_stmt_r): Forcefully fold *& if we end up with that.
3683 2008-03-20 Paul Brook <paul@codesourcery.com>
3685 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
3686 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
3688 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
3690 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
3691 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
3693 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
3695 * common.opt (Wmudflap): New option.
3696 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
3697 (mx_register_decls): Likewise.
3698 (mudflap_finish_file): Likewise.
3699 * doc/invoke.texi: Document -Wno-mudflap.
3701 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
3703 * c-format.c (replace_format_name_to_system_name): New.
3705 (convert_format_name_to_system_name): New.
3706 (decode_format_attr): Add use of convert_format_name_to_system_name.
3707 (format_types_orig): Add gnu_ prefix to names.
3708 (check_format_info_main): Special treating of \0 escaped names for
3709 supporting multi-character format specifiers as I32, I64.
3710 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
3711 (gnu_target_overrides_format_attributes): New.
3712 * c-format.h: Add structure target_ovr_attr to hold
3713 system specific formatter names.
3714 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
3715 msformat-c.o file to c_target_objs and cxx_target_objs.
3716 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3717 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
3718 (TARGET_N_FORMAT_TYPES): New.
3719 * config/i386/msformat-c.c: New.
3720 * config/i386/t-cygming: Add build rule for msformat-c.o.
3721 * doc/extend.texi: Add new format names gnu_* and ms_* and
3723 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3725 2008-03-20 Ira Rosen <irar@il.ibm.com>
3727 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
3728 optimizations turned on under -O3.
3729 (ftree-vectorize): Add that the flag is turned on with -O3.
3731 2008-03-20 Ben Elliston <bje@au.ibm.com>
3733 * regmove.c (try_auto_increment): Fix spelling error in comment.
3734 * final.c (final_scan_insn): Likewise.
3736 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
3739 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
3740 allocator preferences for "y" and "r" class registers.
3741 ("*mov<mode>_internal"): Ditto.
3742 ("*movv2sf_internal_rex64"): Ditto.
3743 ("*movv2sf_internal"): Ditto.
3745 2008-03-19 Michael Matz <matz@suse.de>
3748 * calls.c (expand_call): Check overlap of arguments with call
3749 address for sibcalls.
3751 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3754 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3755 of the underlying type of a MS bitfield layout to the natural
3756 alignment of the type.
3758 2008-03-19 Jan Hubicka <jh@suse.cz>
3761 * toplev.c (decode_d_option): Handle all CPP flags.
3762 * tree-vrp.c: Update tree_pass descriptors.
3763 * regrename.c: Update tree_pass descriptors.
3764 * fwprop.c: Update tree_pass descriptors.
3765 * doc/invoke.texi: Remove documentation of dropped -d? flags.
3766 * tree-into-ssa.c: Update tree_pass descriptors.
3767 * tree-dump.c: Update tree_pass descriptors.
3768 * tree-complex.c: Update tree_pass descriptors.
3769 * tree-dump.h: Update tree_pass descriptors.
3770 * see.c: Update tree_pass descriptors.
3771 * cgraphbuild.c: Update tree_pass descriptors.
3772 * tracer.c: Update tree_pass descriptors.
3773 * tree-loop-distribution.c: Update tree_pass descriptors.
3774 * cgraph.c: Update tree_pass descriptors.
3775 * postreload-gcse.c: Update tree_pass descriptors.
3776 * postreload.c: Update tree_pass descriptors.
3777 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
3778 * tree-tailcall.c: Update tree_pass descriptors.
3779 * tree-pass.h (tree_opt_pass): Rename to ...
3780 (opt_pass) ... this one; add "type" field and remove letter field.
3781 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
3782 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
3783 all_lowering_passes): Update declaration.
3784 * ipa-cp.c: Update tree_pass descriptors.
3785 * final.c: Update tree_pass descriptors.
3786 * omp-low.c: Update tree_pass descriptors.
3787 * tree-ssa-dse.c: Update tree_pass descriptors.
3788 * ipa-reference.c: Update tree_pass descriptors.
3789 * tree-ssa-uncprop.c: Update tree_pass descriptors.
3790 * auto-inc-dec.c: Update tree_pass descriptors.
3791 * reorg.c: Update tree_pass descriptors.
3792 * cgraphunit.c: Update tree_pass descriptors.
3793 * tree-ssa-copyrename.c: Update tree_pass descriptors.
3794 * tree-ssa-ccp.c: Update tree_pass descriptors.
3795 * df-core.c: Update tree_pass descriptors.
3796 * mode-switching.c: Update tree_pass descriptors.
3797 * tree-nomudflap.c: Update tree_pass descriptors.
3798 * modulo-sched.c: Update tree_pass descriptors.
3799 * ipa-pure-const.c: Update tree_pass descriptors.
3800 * cse.c: Update tree_pass descriptors.
3801 * web.c: Update tree_pass descriptors.
3802 * tree-stdarg.c: Update tree_pass descriptors.
3803 * tree-ssa-math-opts.c: Update tree_pass descriptors.
3804 * tree-ssa-dom.c: Update tree_pass descriptors.
3805 * tree-nrv.c: Update tree_pass descriptors.
3806 * tree-ssa-alias.c: Update tree_pass descriptors.
3807 * loop-init.c: Update tree_pass descriptors.
3808 * gimple-low.c: Update tree_pass descriptors.
3809 * ipa-inline.c: Update tree_pass descriptors.
3810 * tree-ssa-sink.c: Update tree_pass descriptors.
3811 * global.c: Update tree_pass descriptors.
3812 * ifcvt.c: Update tree_pass descriptors.
3813 * jump.c: Update tree_pass descriptors.
3814 * predict.c: Update tree_pass descriptors.
3815 * tree-ssa-loop.c: Update tree_pass descriptors.
3816 * recog.c: Update tree_pass descriptors.
3817 * dse.c: Update tree_pass descriptors.
3818 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
3819 * tree-eh.c: Update tree_pass descriptors.
3820 * regmove.c: Update tree_pass descriptors.
3822 * function.c: Update tree_pass descriptors.
3823 * tree-vectorizer.c: Update tree_pass descriptors.
3824 * gcse.c: Update tree_pass descriptors.
3825 * ipa-type-escape.c: Update tree_pass descriptors.
3826 * tree-if-conv.c: Update tree_pass descriptors.
3827 * init-regs.c: Update tree_pass descriptors.
3828 * ipa.c: Update tree_pass descriptors.
3829 * tree-ssa-phiopt.c: Update tree_pass descriptors.
3830 * rtl-factoring.c: Update tree_pass descriptors.
3831 * lower-subreg.c: Update tree_pass descriptors.
3832 * bt-load.c: Update tree_pass descriptors.
3833 * tree-dfa.c: Update tree_pass descriptors.
3834 * except.c: Update tree_pass descriptors.
3835 * emit-rtl.c: Update tree_pass descriptors.
3836 * cfgexpand.c: Update tree_pass descriptors.
3837 * tree-cfgcleanup.c: Update tree_pass descriptors.
3838 * cfgcleanup.c: Update tree_pass descriptors.
3839 * tree-ssa-pre.c: Update tree_pass descriptors.
3840 * tree-sra.c: Update tree_pass descriptors.
3841 * tree-mudflap.c: Update tree_pass descriptors.
3842 * tree-ssa-copy.c: Update tree_pass descriptors.
3843 * cfglayout.c: Update tree_pass descriptors.
3844 * tree-ssa-forwprop.c: Update tree_pass descriptors.
3845 * tree-ssa-dce.c: Update tree_pass descriptors.
3846 * tree-ssa.c: Update tree_pass descriptors.
3847 * regclass.c: Update tree_pass descriptors.
3848 * integrate.c: Update tree_pass descriptors.
3849 * tree-optimize.c: Update tree_pass descriptors.
3850 * tree-ssa-phiprop.c: Update tree_pass descriptors.
3851 * tree-object-size.c: Update tree_pass descriptors.
3852 * combine.c: Update tree_pass descriptors.
3853 * tree-outof-ssa.c: Update tree_pass descriptors.
3854 * bb-reorder.c: Update tree_pass descriptors.
3855 * stack-ptr-mod.c: Update tree_pass descriptors.
3856 * var-tracking.c: Update tree_pass descriptors.
3857 * tree-profile.c: Update tree_pass descriptors.
3858 * tree-vect-generic.c: Update tree_pass descriptors.
3859 * reg-stack.c: Update tree_pass descriptors.
3860 * sched-rgn.c: Update tree_pass descriptors.
3861 * tree-ssa-structalias.c: Update tree_pass descriptors.
3862 * tree-cfg.c: Update tree_pass descriptors.
3863 * passes.c (current_pass): Update declaration.
3864 (finish_optimization_passes): Update.
3865 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
3866 (register_one_dump_file, register_dump_files_1, next_pass_1):
3868 (init_optimization_passes): Update handling of new types.
3869 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
3870 * ipa-struct-reorg.c: Update tree_pass descriptors.
3871 * tree-ssa-reassoc.c: Update tree_pass descriptors.
3872 * combine-stack-adj.c: Update tree_pass descriptors.
3873 * cfgrtl.c: Update tree_pass descriptors.
3874 * dce.c: Update tree_pass descriptors.
3875 * tree-ssanames.c: Update tree_pass descriptors.
3877 2008-03-19 Richard Guenther <rguenther@suse.de>
3880 * tree-ssa.c (walk_data): New structure.
3881 (warn_uninitialized_var): If not always_executed warn with "maybe"
3883 (execute_early_warn_uninitialized): Compute post-dominators.
3884 Initialize always_executed before processing each basic block.
3886 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
3889 * config/i386/i386.c (x86_this_parameter): Calculate correct location
3890 of "this" pointer when "regparm = N" or "fastcall" is in effect.
3892 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3894 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
3896 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
3898 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
3900 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
3901 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
3902 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
3903 target after ignore has been set, and move there also the commputation
3904 of subtarget and original_target.
3905 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
3906 (LANG_HOOKS_INITIALIZER): Remove it.
3907 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
3909 2008-03-18 Richard Guenther <rguenther@suse.de>
3911 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
3912 found an expression with constants, note that in the VN for the lhs.
3913 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
3914 fold them to constants if possible. Run cleanup_cfg if done so.
3915 (execute_pre): Return todo.
3917 (execute_fre): Likewise.
3918 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
3920 (get_prop_source_stmt): Look through pointer conversions.
3922 2008-03-18 Jan Hubicka <jh@suse.cz>
3924 * tree-pretty-print.c: Include predict.h.
3925 (dump_generic_node): Dump predictor.
3926 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
3927 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
3928 * gimple-low.c (lower_stmt): Likewise.
3929 * expr.c (expand_expr_real): Likewise.
3930 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
3932 (build_predict_expr, build_predict_expr): New.
3933 * predict.h (predictor_name, build_predict_expr): Update.
3934 * c-typeck.c (c_finish_bc_stmt): Add prediction.
3935 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
3936 * predict.def (PRED_CONTINUE): Update hitrate.
3937 * tree.def (PREDICT_EXPR): Define.
3938 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
3939 do not handle BIND_EXPR.
3940 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
3941 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
3942 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
3945 2008-03-18 Michael Matz <matz@suse.de>
3947 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
3949 2008-03-18 Richard Guenther <rguenther@suse.de>
3951 * tree-gimple.h (is_gimple_invariant_address): Declare.
3952 (is_gimple_constant): Likewise.
3953 * tree-gimple.c (is_gimple_constant): New function.
3954 (is_gimple_invariant_address): Likewise.
3955 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
3956 and is_gimple_invariant_address.
3957 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
3959 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
3960 an addressable base.
3962 2008-03-18 Jakub Jelinek <jakub@redhat.com>
3965 * gimplify.c (gimplify_expr): Gimplify second operand of
3968 2008-03-17 Richard Guenther <rguenther@suse.de>
3970 PR tree-optimization/19637
3971 * fold-const.c (fold_unary): Remove restrictions of removing
3972 intermediate pointer-conversions (P2)(P1)P0.
3973 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
3974 conversion to void pointer.
3975 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
3977 2008-03-16 James E. Wilson <wilson@tuliptree.org>
3980 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
3981 emulated thread local variables.
3983 2008-03-16 Richard Guenther <rguenther@suse.de>
3986 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
3987 expand TREE_INVARIANT operations that are not gimple invariant.
3989 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
3991 * doc/extend.texi (Alignment): Say that the ABI controls
3992 the __alignof__ for non-strict-alignment targets rather
3993 than being a recommendation.
3995 2008-03-15 Paul Brook <paul@codesourcery.com>
3997 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
3999 (arm_output_fn_unwind): Mark functions that can not be unwound.
4001 2008-03-15 Paul Brook <paul@codesourcery.com>
4003 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
4004 extension instructions.
4006 2008-03-15 Richard Guenther <rguenther@suse.de>
4008 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
4009 and fold constant aggregate refs.
4010 (fold_const_aggregate_ref): Handle string constants
4011 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
4012 (evaluate_stmt): Simplify now that ccp_fold folds constant
4015 2008-03-15 Paul Brook <paul@codesourcery.com>
4017 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
4018 (extzv): Use gen_extzv_t2.
4019 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
4021 2008-03-15 Richard Guenther <rguenther@suse.de>
4023 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
4024 (fold_const_aggregate_ref): Likewise.
4025 (get_value): Return NULL if we don't have any values.
4026 (ccp_finalize): Set const_val to NULL after freeing it.
4027 * tree-flow.h (get_symbol_constant_value): Declare.
4028 (fold_const_aggregate_ref): Likewise.
4029 * tree-ssa-sccvn.c (try_to_simplify): Use them.
4031 2008-03-15 Richard Guenther <rguenther@suse.de>
4034 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
4035 to not produce negative array indices if not allowed. Add
4036 parameter to indicate that.
4037 (maybe_fold_offset_to_component_ref): Allow negative array
4038 indices only for the first member of a structure.
4039 (maybe_fold_offset_to_reference): Allow negative array indices.
4040 (maybe_fold_stmt_addition): Likewise.
4042 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
4043 Anatoly Sokolov <aesok@post.ru>
4045 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
4046 (avr_arch): Add ARCH_AVR6.
4047 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
4048 (initial_elimination_offset): Initialize and use 'avr_pc_size'
4049 instead of fixed value 2.
4050 (print_operand_address): Use gs() asm specifier instead of pm().
4051 (avr_assemble_integer): (Ditto.).
4052 (avr_output_addr_vec_elt): (Ditto.).
4053 (print_operand): Handle "!" code.
4054 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
4055 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
4056 (AVR_HAVE_EIJMP_EICALL): Define.
4057 (AVR_3_BYTE_PC): Redefine.
4058 (AVR_2_BYTE_PC): (Ditto.).
4059 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
4060 (LINK_SPEC): Add atmega2560 and atmega2561.
4061 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
4063 * config/avr/avr.md (call_insn): Use eicall instead of icall
4064 for 3 byte PC devices.
4065 (call_value_insn): (Ditto.).
4066 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
4067 (indirect_jump): Use only for for 2 byte PC devices.
4068 (*tablejump): (Ditto.).
4069 (*indirect_jump_avr6): Add insn.
4070 (*tablejump_rjmp): Don't use for 3 byte PC devices.
4071 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
4072 instead of ijmp for 3 byte PC devices.
4073 (__tablejump2__): (Ditto.).
4074 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
4075 (MULITLIB_DIRNAMES): (Ditto.).
4076 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
4078 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
4080 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
4081 "sse2_umulsidi3". Use V1DI mode for operand 0.
4082 ("mmx_psadbw"): Use V1DI mode for operand 0.
4083 * config/i386/i386-modes.def (V1SI): New vector mode.
4084 * config/i386/i386.c (struct builtin_description)
4085 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
4086 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
4087 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
4088 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
4089 v1di_ftype_v8qi_v8qi type.
4090 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
4092 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
4093 __builtin_ia32_pmuludq]: Fix the mode of return value.
4095 2008-03-15 Richard Guenther <rguenther@suse.de>
4098 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
4101 2008-03-14 Bob Wilson <bob.wilson@acm.org>
4103 * doc/invoke.texi (Option Summary, Xtensa Options): Document
4104 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
4105 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
4106 unless TARGET_SERIALIZE_VOLATILE is enabled.
4107 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
4108 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
4109 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
4111 2008-03-14 Richard Guenther <rguenther@suse.de>
4113 PR tree-optimization/34172
4114 * tree-flow.h (refs_may_alias_p): Declare.
4115 (get_single_def_stmt): Likewise.
4116 (get_single_def_stmt_from_phi): Likewise.
4117 (get_single_def_stmt_with_phi): Likewise.
4118 * tree-dfa.c (refs_may_alias_p): New function.
4119 (get_single_def_stmt): Likewise.
4120 (get_single_def_stmt_from_phi): Likewise.
4121 (get_single_def_stmt_with_phi): Likewise.
4122 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
4123 (vn_reference_lookup_1): New helper function.
4124 (vn_reference_lookup): Walk the virtual use-def chain to
4125 continue searching for a match if the def does not alias the
4126 reference we are looking for.
4128 2008-03-14 David Edelsohn <edelsohn@gnu.org>
4130 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
4131 archive and Perzl. Update The Written Word listing.
4133 2008-03-14 Richard Guenther <rguenther@suse.de>
4135 PR tree-optimization/34043
4136 PR tree-optimization/33989
4137 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
4139 (bitmap_find_leader): Use extra argument to verify dominance
4140 relationship inside a basic-block.
4141 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
4142 (find_leader_in_sets): Adjust.
4143 (create_component_ref_by_pieces): Take extra argument for
4144 dominance check, handle lookup failures.
4145 (find_or_generate_expression): Likewise.
4146 (create_expression_by_pieces): Likewise.
4147 (insert_into_preds_of_block): Adjust.
4148 (create_value_expr_from): If asked for, verify all operands
4149 are in the blocks AVAIL_OUT set.
4150 (make_values_for_stmt): Check for SSA_NAMEs that are life
4151 over an abnormal edge.
4152 (compute_avail): Remove such check.
4153 (do_SCCVN_insertion): New function.
4154 (eliminate): If we do not find a leader suitable for replacement
4155 insert a replacement expression from SCCVN if available.
4156 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
4157 (struct vn_ssa_aux): Add needs_insertion flag.
4158 * tree-ssa-sccvn.c (may_insert): New global flag.
4159 (copy_reference_ops_from_ref): Value-number union member access
4160 based on its size, not type and member if insertion is allowed.
4161 (visit_reference_op_load): For a weak match from union type
4162 punning lookup a view-converted value and insert a SSA_NAME
4163 for that value if that is not found.
4164 (visit_use): Make dumps shorter. Do not disallow value numbering
4165 SSA_NAMEs that are life over an abnormal edge to constants.
4166 (free_scc_vn): Release inserted SSA_NAMEs.
4167 (run_scc_vn): New flag to specify whether insertion is allowed.
4168 Process SSA_NAMEs in forward order.
4169 * tree-ssa-loop-im.c (for_each_index): Handle invariant
4170 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
4171 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
4172 pointer type to/from integral types that do not change the
4173 precision to regular conversions.
4175 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
4177 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4178 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4179 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
4180 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
4181 input arguments and the mode of return value. Built-in functions
4182 that operate on whole 64-bit MMX register now use V1DI mode.
4184 2008-03-13 Alon Dayan <alond@il.ibm.com>
4185 Olga Golovanevsky <olga@il.ibm.com>
4187 PR tree-optimization/35041
4188 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
4189 to locate the right position in a statement.
4191 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
4195 * config/i386/xmmintrin.h: Change all static inline functions to
4196 extern inline and add __gnu_inline__ attribute.
4197 * config/i386/bmintrin.h: Ditto.
4198 * config/i386/smmintrin.h: Ditto.
4199 * config/i386/tmmintrin.h: Ditto.
4200 * config/i386/mmintrin-common.h: Ditto.
4201 * config/i386/ammintrin.h: Ditto.
4202 * config/i386/emmintrin.h: Ditto.
4203 * config/i386/pmmintrin.h: Ditto.
4204 * config/i386/mmintrin.h: Ditto.
4205 * config/i386/mm3dnow.h: Ditto.
4207 2008-03-13 Jakub Jelinek <jakub@redhat.com>
4210 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
4211 (lower_omp_2): New function.
4212 (lower_omp_1, lower_omp): Rewritten.
4214 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
4217 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
4218 with the phrase "Microsoft Windows compilers".
4219 (Push/Pop Macro Pragmas): New subsection. Document
4220 #pragma push_macro and pragma pop_macro.
4222 2008-03-12 Paul Brook <paul@codesourcery.com>
4224 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
4226 2008-03-12 Paul Brook <paul@codesourcery.com>
4228 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
4229 (thumb2_alusi3_short): Exclude PLUS and MINUS.
4230 (thumb2_addsi_shortim): Rename ...
4231 (thumb2_addsi_short): ... to this. Allow register operands.
4232 (thumb2_subsi_short): New pattern.
4233 (thumb2_one_cmplsi2_short,
4234 thumb2_negsi2_short): New patterns and peepholes.
4236 2008-03-12 Paul Brook <paul@codesourcery.com>
4238 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
4240 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
4242 * config/i386/i386.md (int_cond): New code iterator.
4244 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
4245 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
4246 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
4247 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
4248 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
4249 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
4250 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
4251 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
4253 2008-03-12 Paul Brook <paul@codesourcery.com>
4255 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
4256 instead of {arm,thumb}_compute_save_reg_mask.
4257 (output_return_instruction): Ditto.
4258 (thumb_unexpanded_epilogue): Ditto.
4259 (thumb1_expand_prologue): Ditto.
4260 (thumb1_output_function_prologue): Ditto.
4261 (arm_set_return_address): Ditto.
4262 (thumb_set_return_address): Ditto.
4263 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
4264 regs to achieve stack alignment.
4265 (thumb1_compute_save_reg_mask): Fix compiler warning.
4266 (arm_output_epilogue): Use offsets->saved_regs_mask.
4267 Adjust stack pointer by poping call clobered registers.
4268 (arm_expand_prologue): Use offsets->saved_regs_mask.
4269 Adjust stack pointer by pushing extra registers.
4270 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
4272 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
4275 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
4276 conversion to the operands of a multiplication.
4278 2008-03-12 Richard Guenther <rguenther@suse.de>
4280 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
4281 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
4282 * timevar.def (TV_TREE_PHIPROP): Add.
4283 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
4284 pass description. Use TV_TREE_PHIPROP.
4285 * tree-ssa-forwprop.c: Remove phiprop code.
4287 2008-03-12 Jakub Jelinek <jakub@redhat.com>
4290 * omp-low.c (maybe_lookup_decl): Constify first argument.
4291 (use_pointer_for_field): Change last argument from bool to
4292 omp_context *. Disallow shared copy-in/out in nested
4293 parallel if decl is shared in outer parallel too.
4294 (build_outer_var_ref, scan_sharing_clauses,
4295 lower_rec_input_clauses, lower_copyprivate_clauses,
4296 lower_send_clauses, lower_send_shared_vars): Adjust callers.
4298 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
4299 Ira Rosen <irar@il.ibm.com>
4301 * tree-vectorizer.c (free_stmt_vec_info): New function.
4302 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
4303 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
4304 * tree-vectorizer.h (free_stmt_vec_info): Declare.
4305 * tree-vect-transform.c (vectorizable_conversion): Free
4306 vec_oprnds0 if it was allocated.
4307 (vect_permute_store_chain): Remove unused VECs.
4308 (vectorizable_store): Free VECs that are allocated in the..
4310 (vect_transform_strided_load, vectorizable_load): Likewise.
4311 (vect_remove_stores): Simplify the code.
4312 (vect_transform_loop): Move code to vect_remove_stores().
4313 Call vect_remove_stores() and free_stmt_vec_info().
4315 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4317 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
4318 TARGET_HPUX. Revise comment.
4319 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
4320 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
4321 Use sr4 variant of `be' instruction when not generating PIC code.
4322 (attr_length_call): Adjust for above change.
4324 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
4326 * ipa-reference.c (static_execute): Remove module_statics_const and
4327 associated setting code.
4329 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
4332 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
4333 predicate for operand 1.
4334 (paritysi2_cmp): Use register_operand predicate for operand 2.
4335 Use earlyclobber modifier for operand 1. Remove support for
4337 (paritydi2_cmp): Use register_operand predicate for operand 3.
4338 Use earlyclobber modifier for operand 1. Remove support for
4341 2008-03-11 Paul Brook <paul@codesourcery.com>
4342 Vladimir Prus <vladimir@codesourcery.com>
4344 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
4345 (arm_compute_save_reg0_reg12_mask): Always
4346 check if register 11 must be saved. Always safe hard frame pointer
4347 when frame_pointer_needeed.
4348 (arm_compute_save_reg_mask): Save IP and PC
4349 only with apcs frames.
4350 (arm_output_epilogue): Adjust Thumb2 codepath to
4351 be also invoked and work for ARM non-apcs frames.
4352 (arm_expand_prologue): Don't bother saving IP
4353 for non-apcs frame, since it's not clobbered by
4354 prologue code. Implement non-apcs frame
4357 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
4359 PR rtl-optimization/35281
4360 * expr.c (convert_move): Use a new pseudo for the intermediate
4361 from_mode->word_mode result.
4363 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
4365 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
4366 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
4367 * toplev.c (compile_file): Don't call it.
4369 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
4372 * expr.c (store_expr): Call emit_block_move if the mode
4373 of "temp" RTX is BLKmode.
4375 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
4376 Richard Guenther <rguenther@suse.de>
4378 PR tree-optimization/31358
4379 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
4380 the step with a NULL_TREE.
4381 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
4382 to sizetype if type is a pointer type.
4383 (add_candidate_1): Don't convert the base and step to
4384 the generic type if the orginal type is a pointer type.
4385 (add_iv_value_candidates): Use sizetype for the step
4386 if type is a pointer type.
4387 (cand_value_at): Likewise.
4388 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
4390 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
4391 Don't convert the tem affine to the type.
4392 (add_elt_to_tree): Use sizetype for the step if a pointer.
4393 Use POINTER_PLUS_EXPR for pointers.
4394 (aff_combination_to_tree): Use sizetype for the step if a
4397 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
4399 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
4400 Remove commutativity hint.
4402 2008-03-10 Jakub Jelinek <jakub@redhat.com>
4406 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
4407 errorneous type. Check that v is a VAR_DECL.
4410 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
4412 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
4414 PR tree-optimization/35494
4415 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
4416 may be overriden at link and run time.
4418 2008-03-10 Richard Guenther <rguenther@suse.de>
4420 PR tree-optimization/34677
4421 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
4422 (poolify_tree): Likewise.
4423 (modify_expr_template): Likewise.
4424 (poolify_modify_stmt): Likewise.
4425 (insert_fake_stores): Handle all component-ref style stores
4426 in addition to INDIRECT_REF. Also handle complex types.
4427 Do not poolify the inserted load.
4428 (realify_fake_stores): Do not rebuild the tree but only
4429 make it a SSA_NAME copy.
4430 (init_pre): Remove initialzation of modify_expr_template.
4431 Do not allocate modify_expr_node_pool.
4432 (fini_pre): Do not free modify_expr_node_pool.
4434 2008-03-10 Paul Brook <paul@codesourcery.com>
4436 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
4439 2008-03-10 Paul Brook <paul@codesourcery.com>
4440 Mark Shinwell <shinwell@codesourcery.com>
4442 * config/arm/cortex-r4.md: New.
4443 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
4445 * config/arm/arm.md: Include cortex-r4.md.
4446 (insn): Add smmls, sdiv and udiv values.
4447 (generic_sched): Don't use generic scheduling for Cortex-R4.
4448 (arm_issue_rate): New function.
4449 (TARGET_SCHED_ISSUE_RATE): Define.
4451 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
4453 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
4455 2008-03-10 Richard Guenther <rguenther@suse.de>
4457 * tree-ssa-pre.c (get_sccvn_value): Simplify.
4458 (compute_avail): Do not add stmt uses to AVAIL_OUT.
4460 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
4462 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
4463 Set default to true.
4465 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4467 * c.opt (Wsynth): Deprecate.
4468 * doc/invoke.texi (Option Summary, Warning Options): Document
4469 -Wno-format-contains-nul.
4471 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
4474 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
4475 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
4477 2008-03-09 Ira Rosen <irar@il.ibm.com>
4479 * config/rs6000/rs6000.c (builtin_description): Rename vector
4480 left shift operations.
4481 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
4482 (altivec_vsl<VI_char>): Rename to ...
4483 (ashl<mode>3): ... new name.
4484 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
4486 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
4488 2008-03-08 Richard Guenther <rguenther@suse.de>
4490 * coverage.h (tree_coverage_counter_addr): Declare.
4491 * coverage.c (tree_coverage_counter_addr): New function.
4492 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
4494 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
4495 (tree_gen_one_value_profiler): Likewise.
4496 (tree_gen_ic_profiler): Likewise.
4497 (tree_gen_average_profiler): Likewise.
4498 (tree_gen_ior_profiler): Likewise.
4500 2008-03-08 Richard Guenther <rguenther@suse.de>
4502 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
4503 (vn_binary_op_insert): Likewise.
4504 (vn_unary_op_lookup): Likewise.
4505 (vn_unary_op_insert): Likewise.
4506 (vn_nary_op_lookup): Declare.
4507 (vn_nary_op_insert): Likewise.
4508 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
4509 and binary hashes, use a single obstack for unary_op_pool
4511 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
4512 a single struct vn_nary_op_s. Store tree code length and
4513 a variable number of operands.
4514 (struct vn_reference_op_struct): Remove unused op2.
4515 (vn_reference_op_eq): Do not compare op2.
4516 (vn_reference_op_compute_hash): Do not compute hash of op2.
4517 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
4518 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
4519 with vn_nary_op_compute_hash.
4520 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
4521 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
4523 (vn_unary_op_insert, vn_binary_op_insert): Replace with
4525 (visit_unary_op): Call nary functions.
4526 (visit_binary_op): Likewise.
4527 (process_scc): Adjust for struct vn_tables_s changes.
4528 (allocate_vn_table): Likewise.
4529 (free_vn_table): Likewise.
4530 * tree-vn.c (vn_add): Call nary functions.
4531 (vn_lookup): Likewise.
4533 2008-03-08 Jakub Jelinek <jakub@redhat.com>
4536 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
4537 wdst back after sync_compare_and_swapqhi_internal.
4539 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
4542 * config/i386/i386-modes.def (V1DI): New vector mode.
4543 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
4544 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
4545 (MMXMODE248): Ditto.
4546 (MMXMODE): Add V1DI mode.
4547 (mmxvecsize): Change DI mode to V1DI mode.
4548 ("mov<mode>): Use MMXMODEI8 mode iterator.
4549 ("*mov<mode>_internal_rex64"): Ditto.
4550 ("*mov<mode>_internal"): Ditto.
4551 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
4552 ("mmx_sub<mode>3"): Ditto.
4553 ("mmx_adddi3"): Remove insn pattern.
4554 ("mmx_subdi3"): Ditto.
4555 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
4556 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
4557 ("mmx_ashl<mode>3"): Ditto.
4558 ("mmx_lshrdi3"): Remove insn pattern.
4559 ("mmx_ashldi3"): Ditto.
4560 * config/i386/i386.c (classify_argument): Handle V1DImode.
4561 (function_arg_advance_32): Ditto.
4562 (function_arg_32): Ditto.
4563 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
4564 mmx_addv1di3 insn pattern.
4565 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
4566 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
4567 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
4568 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
4569 Remove definitions of built-in functions.
4570 (V1DI_type_node): New node.
4571 (v1di_ftype_v1di_int): Ditto.
4572 (v1di_ftype_v1di_v1di): Ditto.
4573 (v2si_ftype_v2si_si): Ditto.
4574 (v4hi_ftype_v4hi_di): Remove node.
4575 (v2si_ftype_v2si_di): Ditto.
4576 (ix86_init_mmx_sse_builtins): Handle V1DImode.
4577 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
4578 Redefine builtins using def_builtin_const with *_ftype_*_int node.
4579 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
4580 Add new builtins using def_builtin_const.
4581 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
4582 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
4583 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
4584 * config/i386/mmintrin.h (__v1di): New typedef.
4585 (_mm_add_si64): Cast arguments to __v1di type.
4586 (_mm_sub_si64): Ditto.
4587 (_mm_sll_pi16): Cast __count to __v4hi type.
4588 (_mm_sll_pi32): Cast __count to __v2si type.
4589 (_mm_sll_si64): Cast arguments to __v1di type.
4590 (_mm_srl_pi16): Cast __count to __v4hi type.
4591 (_mm_srl_pi32): Cast __count to __v2si type.
4592 (_mm_srl_si64): Cast arguments to __v1di type.
4593 (_mm_sra_pi16): Cast __count to __v4hi type.
4594 (_mm_sra_pi32): Cast __count to __v2si type.
4595 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
4596 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
4597 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
4598 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
4599 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
4600 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
4601 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
4602 (_mm_srai_pi32): Use __builtin_ia32_psradi.
4603 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
4604 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4605 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4606 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
4608 2008-03-07 Joseph Myers <joseph@codesourcery.com>
4610 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
4612 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
4615 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
4616 reg+const addressing for Altivec modes. Don't generate reg+reg
4617 addressing for TFmode or TDmode quantities.
4619 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
4621 * c-common.c (vector_types_convertible_p): Call langhook
4622 instead of comptypes.
4624 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4627 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
4628 integral and scalar float variables which have a
4631 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
4633 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
4634 dwarf_register_span hook when emitting unwind information for
4635 register-to-memory saves.
4636 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
4637 (rs6000_frame_related): Remove call to spe_synthesize_frame.
4639 2008-03-06 Jakub Jelinek <jakub@redhat.com>
4641 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
4642 for the same VAR_DECL.
4644 2008-03-06 Tom Tromey <tromey@redhat.com>
4647 * doc/standards.texi (Standards): Don't mention treelang.
4648 * doc/invoke.texi (Overall Options): Don't mention treelang.
4649 * doc/install.texi (Prerequisites): Don't mention bison or
4651 (Configuration): Don't mention treelang.
4652 (Building): Likewise.
4653 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
4655 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
4657 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
4658 word-extractions out of a multi-word object.
4660 2008-03-06 Richard Guenther <rguenther@suse.de>
4662 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
4663 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
4664 result type and precision.
4665 * expr.c (get_inner_reference): Set unsignedp based on the result
4666 type of BIT_FIELD_REF.
4667 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
4668 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
4669 (try_instantiate_multiple_fields): Likewise. Use the correct type
4671 (sra_build_assignment): Likewise.
4672 (sra_build_elt_assignment): Likewise.
4673 (sra_explode_bitfield_assignment): Likewise.
4674 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
4675 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
4676 set BIT_FIELD_REF_UNSIGNED.
4677 (vectorizable_load): Likewise.
4679 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
4681 * cse.c (cse_extended_basic_block): Invalidate artificial defs
4684 2008-03-06 Richard Guenther <rguenther@suse.de>
4686 * alias.c (struct alias_set_entry): Move has_zero_child field
4687 to pack with alias_set.
4689 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4691 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4694 2008-03-05 Ian Lance Taylor <iant@google.com>
4696 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
4698 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4700 * fwprop.c (update_df): Support width and offset parameters of
4702 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
4703 global_conflicts): Change DF_REF_EXTRACT to either
4704 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4705 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4706 * df-scan.c (df_ref_record, df_defs_record,
4707 df_ref_create_structure, df_def_record_1, df_uses_record,
4708 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
4709 df_bb_refs_collect, df_entry_block_defs_collect,
4710 df_exit_block_uses_collect): Support new width and offset fields.
4711 (ref_extract_pool): New storage pool.
4712 (df_free_ref): New function.
4713 (df_reg_chain_unlink, df_free_collection_rec,
4714 df_sort_and_compress_refs): Call df_free_ref.
4715 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
4717 (df_ref_create_structure): Allocate df_ref_extract if offset and
4718 width fields are used.
4719 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
4720 (df_uses_record): Get offset and width from ZERO_EXTRACT
4722 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
4723 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4724 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4725 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
4726 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4727 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4728 (df_ref_extract): New structure.
4729 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
4730 (df_ref_create): Add width and offset parameters.
4732 2008-03-05 Richard Guenther <rguenther@suse.de>
4734 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4735 Use ranges_overlap_p.
4736 (offset_overlaps_with_access): Rename
4737 to ranges_overlap_p and move ...
4738 * tree-flow-inline.h (ranges_overlap_p): ... here.
4740 * tree.h (get_inner_reference, handled_component_p): Update
4743 * tree.h (record_component_aliases, get_alias_set,
4744 alias_sets_conflict_p, alias_sets_must_conflict_p,
4745 objects_must_conflict_p): Move declarations ...
4746 * alias.h (record_component_aliases, get_alias_set,
4747 alias_sets_conflict_p, alias_sets_must_conflict_p,
4748 objects_must_conflict_p): ... here.
4749 Include coretypes.h.
4750 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
4752 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
4754 * cfg.c: Include tree-flow.h.
4755 (remove_edge_raw): Call redirect_edge_var_map_clear.
4756 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
4757 * tree-flow-inline.h (redirect_edge_var_map_def): New.
4758 (redirect_edge_var_map_result): New.
4759 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
4760 PENDING_STMT use with redirect_edge_var_map_*.
4761 * tree-ssa.c (edge_var_maps): New definition.
4762 (redirect_edge_var_map_add): New.
4763 (redirect_edge_var_map_clear): New.
4764 (redirect_edge_var_map_dup): New.
4765 (redirect_edge_var_map_vector): New.
4766 (redirect_edge_var_map_destroy): New.
4767 (ssa_redirect_edge): Replace PENDING_STMT use with
4768 redirect_edge_var_map_*.
4769 (flush_pending_stmts): Same.
4770 (delete_tree_ssa): Destroy edge var map.
4771 * tree-flow.h (struct _edge_var_map): New.
4772 Define edge_var_map vector type.
4773 Declare redirect_edge_var_map_* prototypes.
4774 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
4775 * tree-cfg.c (reinstall_phi_args): Replace
4776 PENDING_STMT use with redirect_edge_var_map_*.
4778 2008-03-05 Richard Guenther <rguenther@suse.de>
4780 PR tree-optimization/35472
4781 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
4782 whose single use_stmt has a overlapping set of loaded and
4783 stored symbols as that use_stmt might be a noop assignment then.
4785 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
4787 * gthr-rtems.h: Implement __gthread_mutex_destroy.
4789 2008-03-05 Richard Guenther <rguenther@suse.de>
4792 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
4793 should be constants.
4794 * tree-cfg.c (verify_expr): Verify it.
4795 * fold-const.c (fold_truthop): Remove code generating
4796 BIT_FIELD_REFs of structure bases.
4797 (fold_binary): Likewise.
4798 (fold_ternary): Position and size of BIT_FIELD_REFs are
4799 always host integers.
4800 (make_bit_field_ref): Remove.
4801 (optimize_bit_field_compare): Remove.
4802 (all_ones_mask_p): Remove.
4804 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
4807 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
4808 (split_block_and_df_analyze): New. Split basic block and rebuild
4810 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
4812 (split_pattern_seq): Likewise.
4813 (erase_matching_seqs): Likewise.
4814 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
4816 2008-03-04 Geoff Keating <geoffk@apple.com>
4818 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
4819 declaration and code.
4820 (tree_invalid_nonnegative_warnv_p): Likewise.
4822 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4824 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
4825 examples. Truncate option-names then causing overfull hbox.
4827 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4830 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
4832 * configure: Rebuilt.
4834 2008-03-04 Rafael Espindola <espindola@google.com>
4836 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
4837 (tree_unary_nonnegative_warnv_p): New.
4838 (tree_binary_nonnegative_warnv_p): New.
4839 (tree_single_nonnegative_warnv_p): New.
4840 (tree_invalid_nonnegative_warnv_p): New.
4841 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
4843 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4846 * opts.c (handle_option): Postpone 'unknown option' errors only for
4849 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
4852 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
4855 2008-03-04 Rafael Espindola <espindola@google.com>
4857 * fold-const.c (tree_unary_nonzero_warnv_p): New.
4858 (tree_binary_nonzero_warnv_p): New.
4859 (tree_single_nonzero_warnv_p): New.
4860 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
4862 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
4865 * fold-const.c (fold_cond_expr_with_comparison): Prevent
4866 transformations for modes that have signed zeros.
4867 * ifcvt.c (noce_try_abs): Ditto.
4869 2008-03-04 Joseph Myers <joseph@codesourcery.com>
4871 * config/i386/i386.c (override_options): Force
4872 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
4874 2008-03-04 Jan Hubicka <jh@suse.cz>
4877 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
4880 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4882 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
4883 label to probe the stack.
4885 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4887 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
4888 (__gthr_win32_mutex_destroy): Declare.
4889 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
4890 __gthr_win32_mutex_destroy.
4891 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
4893 2008-03-03 Jan Hubicka <jh@suse.cz>
4896 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
4897 aggressive on inlining cold calls.
4899 2008-03-03 Richard Guenther <rguenther@suse.de>
4901 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
4902 struct copies into the expression table.
4903 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
4904 (try_to_simplify): Likewise.
4905 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
4906 integral and pointer arguments which do not change the
4907 precision to NOP_EXPRs.
4908 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
4909 VIEW_CONVERT_EXPR case.
4911 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
4913 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
4914 defined in a loop at depth 0 is invariant.
4915 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4916 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
4917 be called at loop depth 0.
4919 2008-03-02 Jakub Jelinek <jakub@redhat.com>
4922 * gcc.c (process_command): Update copyright notice dates.
4923 * gcov.c (print_version): Likewise.
4924 * gcov-dump.c (print_version): Likewise.
4925 * mips-tfile.c (main): Likewise.
4926 * mips-tdump.c (main): Likewise.
4928 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4931 * c-common.c (flag_permissive): Delete.
4932 (constant_expression_warnings): Check flags first.
4933 (constant_expression_error): New.
4934 * c-common.h (flag_permissive): Delete.
4935 (constant_expression_error): Declare.
4936 * flags.h (flag_permissive): Declare. Update description.
4937 * diagnostic.c (pedwarn): Update.
4939 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
4940 (permissive_error_kind): New.
4941 * toplev.c (flag_permissive): Define. Update description.
4942 * toplev.h (permissive_error_kind): Declare.
4943 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
4944 (pedwarn_c90): Use pedantic_warning_kind.
4945 * c-opts.c (c_common_post_options): flag_permissive does not affect
4946 flag_pedantic_errors.
4948 2008-03-02 Joseph Myers <joseph@codesourcery.com>
4950 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
4951 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
4952 __absvsi2, __absvDI2): Use unsigned arithmetic.
4954 2008-03-02 Andi Kleen <ak@suse.de>
4955 Richard Guenther <rguenther@suse.de>
4957 * struct-equiv.c: Remove file.
4958 * cfg_cleanup.c (condjump_equiv_p): Remove.
4959 * Makefile.in (OBJS-common): Remove struct-equiv.o.
4960 (struct-equiv.o): Remove rule.
4961 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
4962 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
4963 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
4965 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4967 * ifcvt.c (noce_process_if_block): Try to handle only the then
4968 block if the else block exists but isn't suitable.
4970 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4973 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
4974 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
4975 regression from previous patch.
4977 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4980 * gthr.h: Add __gthread_mutex_destroy as a function that must be
4982 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
4983 * gthr-single.h (__gthread_mutex_destroy): Likewise.
4984 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
4985 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
4986 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
4987 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
4988 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
4989 (__gthread_mutex_destroy_function): Rename to
4990 __gthread_mutex_destroy.
4991 * gthr-dce.h (__gthread_mutex_destroy): Call
4992 pthread_mutex_destroy.
4993 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
4994 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
4995 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
4997 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4999 * df-scan.c (df_ref_chain_change_bb): Simplify.
5000 (df_insn_change_bb): Add new_bb argument. Simplify. Call
5001 set_block_for_insn if there's any change.
5002 * df.h ((df_insn_change_bb): Fix prototype.
5003 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
5004 df_insn_change_bb, don't call set_block_for_insn.
5005 * emit-rtl.c (reorder_insns): Likewise.
5006 * haifa-sched.c (move_insn): Likewise.
5008 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5010 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
5012 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5014 * tree-flow-inline.h (next_readonly_imm_use): Return
5015 NULL_USE_OPERAND_P after the end.
5017 2008-03-01 Richard Guenther <rguenther@suse.de>
5019 PR tree-optimization/35411
5020 * tree-sra.c (sra_build_assignment): Split conversion to
5021 final type to a separate statement if we are not assigning
5024 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5026 * fold-const.c (fold_convertible_p): Correct the logic to follow
5027 that in fold_convert().
5029 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
5032 * tree-inline.c (build_duplicate_type): When we make a
5033 duplicate type, make it unique in the canonical types system.
5035 2008-02-29 Tom Tromey <tromey@redhat.com>
5037 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
5038 input_file_stack_history, input_file_stack_restored): Remove.
5039 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
5040 * input.h (struct file_stack): Remove.
5041 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
5042 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
5044 * diagnostic.h (struct diagnostic_context) <last_module>: Change
5046 (diagnostic_last_module_changed): Add 'map' argument.
5047 (diagnostic_set_last_function): Likewise.
5048 * diagnostic.c (undiagnostic_report_current_module): Iterate using
5049 line map, not input_file_stack.
5050 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
5052 2008-02-29 Paul Brook <paul@codesourcery.com>
5054 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
5056 2008-02-29 Paul Brook <paul@codesourcery.com>
5058 * config/arm/ieee754-df.S (muldf3): Use RET macros.
5060 2008-02-29 Richard Guenther <rguenther@suse.de>
5062 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
5064 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
5065 value for comparing for a store match.
5066 (simplify_unary_expression): Do nothing for SSA_NAMEs.
5067 (try_to_simplify): Do not do a full-blown reference lookup.
5069 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
5071 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
5072 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5074 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
5076 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
5078 * tree-loop-linear.c (try_interchange_loops): Compare memory access
5079 strides against cache sizes.
5081 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
5083 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
5086 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
5088 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
5089 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
5090 is smaller than the original promoted value.
5091 (simplify_subreg): If OP is a SUBREG, try to preserve its
5092 SUBREG_PROMOTED_VAR_P information.
5094 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
5096 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
5097 (VN_INFO_GET): Allocate new objects on the obstack.
5098 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
5099 for rpo_numbers_temp, for consistency.
5100 (free_scc_vn): Free the obstack.
5102 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
5104 * doc/invoke.texi: Document -ftree-loop-distribution.
5105 * tree-loop-distribution.c: New.
5106 * tree-pass.h (pass_loop_distribution): New.
5107 * graphds.h (struct graph): Add htab_t indices.
5108 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
5109 * tree-vectorizer.c (rename_variables_in_loop): Extern.
5110 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
5111 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
5112 * tree-data-ref.c (debug_data_dependence_relations): New.
5113 (dump_data_dependence_relation): Also print data references.
5114 (free_data_ref): Extern.
5115 (same_access_functions): Moved...
5116 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
5117 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5118 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
5119 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
5120 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
5121 (stmts_from_loop): Skip LABEL_EXPR.
5122 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
5124 (build_rdg): Initialize rdg->indices htab.
5125 (free_rdg, stores_from_loop, ref_base_address,
5126 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
5127 have_similar_memory_accesses_1, ref_base_address_1,
5128 remove_similar_memory_refs): New.
5129 * tree-data-ref.h: Depend on tree-chrec.h.
5130 (debug_data_dependence_relations, free_data_ref): Declared.
5131 (same_access_functions): ... here.
5132 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
5134 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
5135 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
5136 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
5137 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5138 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
5139 rdg_vertex_for_stmt): Declared.
5140 (struct rdg_edge): Add level.
5142 (free_rdg, stores_from_loop, remove_similar_memory_refs,
5143 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
5145 (rdg_has_similar_memory_accesses): New.
5146 * tree-vect-analyze.c: Remove unused static decls.
5147 * lambda.h (dependence_level): New.
5148 * common.opt (ftree-loop-distribution): New.
5149 * tree-flow.h (mark_virtual_ops_in_bb,
5150 slpeel_tree_duplicate_loop_to_edge_cfg,
5151 rename_variables_in_loop): Declared.
5152 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
5153 (OBJS-common): Add tree-loop-distribution.o.
5154 (tree-loop-distribution.o): New rule.
5155 * tree-cfg.c (mark_virtual_ops_in_bb): New.
5156 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
5157 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
5159 2008-02-28 Joseph Myers <joseph@codesourcery.com>
5162 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
5163 other than structures and unions.
5165 2008-02-28 Richard Guenther <rguenther@suse.de>
5168 2008-02-26 Richard Guenther <rguenther@suse.de>
5170 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5171 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5172 (lookup_decl_from_uid): Declare.
5173 (remove_decl_from_map): Likewise.
5174 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5175 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5176 (decl_for_uid_map): New global hashtable mapping DECL_UID
5178 (init_ttree): Allocate it.
5179 (insert_decl_to_uid_decl_map): New helper function.
5180 (make_node_stat): Insert new decls into the map.
5181 (copy_node_stat): Likewise.
5182 (lookup_decl_from_uid): New function.
5183 (remove_decl_from_map): Likewise.
5184 (print_decl_for_uid_map_statistics): New helper.
5185 (dump_tree_statistics): Call it.
5187 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5188 (referenced_var_iterator): Adjust.
5189 (FOR_EACH_REFERENCED_VAR): Adjust.
5190 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5191 (num_referenced_vars): Adjust.
5192 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5193 (first_referenced_var): Remove.
5194 (end_referenced_vars_p): Likewise.
5195 (next_referenced_var): Likewise.
5196 (referenced_var_iterator_set): New helper function.
5197 * tree-dfa.c (referenced_var_lookup): Adjust.
5198 (referenced_var_check_and_insert): Likewise.
5199 (remove_referenced_var): Likewise.
5200 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5201 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5202 (verify_call_clobbering): Likewise.
5203 (verify_memory_partitions): Likewise.
5204 (init_tree_ssa): Allocate bitmap instead of hashtable for
5206 (delete_tree_ssa): Adjust.
5207 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5208 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5209 (compute_tag_properties): Likewise.
5210 (set_initial_properties): Likewise.
5211 (find_partition_for): Likewise.
5212 (update_reference_counts): Likewise.
5213 (dump_may_aliases_for): Likewise.
5214 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5215 (add_call_clobber_ops): Likewise.
5216 (add_call_read_ops): Likewise.
5217 (get_asm_expr_operands): Likewise.
5218 * tree-into-ssa.c (dump_decl_set): Likewise.
5219 (update_ssa): Likewise.
5220 * tree-sra.c (scan_function): Likewise.
5221 (decide_instantiations): Likewise.
5222 (scalarize_parms): Likewise.
5223 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5224 (dsa_named_for): Likewise.
5225 * tree-ssa-structalias.c (update_alias_info): Likewise.
5226 (merge_smts_into): Likewise.
5228 2008-02-27 David Daney <ddaney@avtrex.com>
5231 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
5232 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
5233 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
5234 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
5235 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
5237 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
5240 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
5241 (BUILT_IN_NEXTTOWARD): Remove.
5242 (BUILT_IN_NEXTTOWARDF): Ditto.
5243 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
5244 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
5246 2008-02-27 Tom Tromey <tromey@redhat.com>
5248 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
5249 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
5251 2008-02-27 Jan Beulich <jbeulich@novell.com>
5253 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
5254 update the respective field on newdecl.
5256 2008-02-27 Revital Eres <eres@il.ibm.com>
5258 PR rtl-optimization/34999
5259 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
5260 crossing edges that ends with a call insn.
5261 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
5262 call insn and clear the EDGE_CROSSING flag of the crossing edge
5263 when fixing fallthru edges.
5265 2008-02-27 Richard Guenther <rguenther@suse.de>
5268 * fold-const.c (fold_unary): Return the correct argument,
5269 converted to the result type.
5271 2008-02-27 Richard Guenther <rguenther@suse.de>
5274 * expr.c (expand_expr_real_1): Assert on rotates that operate
5276 * fold-const.c (fold_binary): Use the types precision, not the
5277 bitsize of the mode if folding rotate expressions. Build rotates
5278 only for full modes.
5280 2008-02-27 Jakub Jelinek <jakub@redhat.com>
5282 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
5284 * c-pragma.c (pragma_ns_name): New typedef.
5285 (registered_pp_pragmas): New variable.
5286 (c_pp_lookup_pragma): New function.
5287 (c_register_pragma_1): If flag_preprocess_only, do nothing
5288 for non-expanded pragmas, for expanded ones push pragma's
5289 namespace and name into registered_pp_pragmas vector.
5290 (c_invoke_pragma_handler): Register OpenMP pragmas even when
5291 flag_preprocess_only, don't register GCC pch_preprocess
5292 pragma if flag_preprocess_only.
5293 * c-opts.c (c_common_init): Call init_pragma even if
5294 flag_preprocess_only.
5295 * c-pragma.c (c_pp_lookup_pragma): New prototype.
5296 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
5297 cpp_register_pragma if flag_preprocess_only.
5299 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5302 * c-parser.c (c_parser_translation_unit): Warn for empty
5303 translation unit, not empty source file.
5305 2008-02-26 Paul Brook <paul@codesourcery.com>
5307 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
5308 operand for Thumb-2.
5309 * config/arm/arm.h (reg_class): Add CORE_REGS.
5310 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
5311 (BASE_REG_CLASS): Use CORE_REGS.
5312 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
5313 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
5314 (REGNO_OK_FOR_INDEX_P): Exclude SP.
5315 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
5316 ARM_REGNO_OK_FOR_INDEX_P.
5317 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
5318 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
5319 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
5320 (ldm/stm peepholes): Ditto.
5321 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
5322 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
5323 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
5324 * config/arm/constraints.md: Enable "k" constraint on ARM.
5326 2008-02-27 Ben Elliston <bje@au.ibm.com>
5328 * config/rs6000/rs6000.c: Annotate cache line size field in all
5329 instances of struct processor_costs.
5331 2008-02-26 David Edelsohn <edelsohn@gnu.org>
5333 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
5334 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
5335 jump_bypass): New counters.
5336 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
5337 * dce.c (gate_ud_dce): Same.
5338 (gate_fast_dce): Same.
5339 * dse.c (gate_dse1): New function.
5340 (gate_dse2): New function.
5341 (gate_dse): Merge results of new gate functions.
5342 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
5343 (gate_handle_jump_bypass): Add dbg_cnt.
5344 (gate_handle_gcse): Add dbg_cnt.
5345 * ifcvt.c (gate_handle_if_conversion): Same.
5346 (gate_handle_if_after_combine): Same.
5347 (gate_handle_if_after_reload): Same.
5348 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
5350 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
5352 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
5354 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
5356 2008-02-26 Jason Merrill <jason@redhat.com>
5359 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
5360 alone if it's the naming decl for the type's main variant.
5362 2008-02-26 Tom Tromey <tromey@redhat.com>
5364 * system.h (USE_MAPPED_LOCATION): Poison.
5365 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
5366 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
5367 (make_goto_expr_edges): Likewise.
5368 (remove_bb): Likewise.
5369 (execute_warn_function_return): Likewise.
5370 * basic-block.h (struct edge_def) <goto_locus>: Change type to
5372 * c-common.c (fname_decl): Remove old location code.
5373 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
5375 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
5377 (ASM_INPUT_SOURCE_LOCATION): Likewise.
5378 (gen_rtx_ASM_INPUT): Likewise.
5379 (gen_rtx_ASM_INPUT_loc): Likewise.
5380 (get_rtx_asm_OPERANDS): Remove.
5381 * cfglayout.c (insn_locators_alloc): Remove old location code.
5382 (set_curr_insn_source_location): Likewise.
5383 (curr_insn_locator): Likewise.
5384 * print-tree.c (print_node): Remove old location code.
5385 * tree-mudflap.c (mf_varname_tree): Remove old location code.
5386 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
5387 * cfgexpand.c (expand_gimple_cond_expr): Don't use
5388 location_from_locus.
5389 (construct_exit_block): Remove old location code.
5390 * emit-rtl.c (force_next_line_note): Remove old location code.
5391 * profile.c (branch_prob): Remove old location code.
5392 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
5393 LOC_LINE): Remove old-location variants.
5394 * langhooks.c (lhd_print_error_function): Remove old location
5396 * configure, config.in: Rebuilt.
5397 * configure.ac (--enable-mapped-location): Remove.
5398 * c-decl.c (c_init_decl_processing): Remove old location code.
5399 (finish_function): Likewise.
5400 * recog.c (decode_asm_operands): Remove old location code.
5401 * c-pch.c (c_common_read_pch): Remove old location code.
5402 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
5404 * gimple-low.c (lower_function_body): Remove old location code.
5405 * toplev.c (unknown_location): Remove.
5406 (push_srcloc): Remove old-location variant.
5407 (process_options): Remove old location code.
5408 (lang_dependent_init): Likewise.
5409 * input.h (UNKNOWN_LOCATION): Move definition.
5410 (location_t): Undeprecate.
5411 (source_locus): Remove.
5412 (location_from_locus): Remove.
5413 (struct location_s): Remove.
5414 Remove all old-location code.
5415 (input_line, input_filename): Remove.
5416 * final.c (final_scan_insn): Remove old location code.
5417 * diagnostic.c (diagnostic_build_prefix): Remove
5418 USE_MAPPED_LOCATION test.
5419 * tree.h (gimple_stmt) <locus>: Now a location_t.
5420 (tree_exp) <locus>: Likewise.
5421 (DECL_IS_BUILTIN): Remove old-location variant.
5422 (annotate_with_file_line, annotate_with_locus): Likewise.
5423 (expr_locus, set_expr_locus): Update.
5424 * tree.c (build1_stat): Remove old location code.
5425 (last_annotated_node): Remove.
5426 (annotate_with_file_line): Remove old-location variant.
5427 (annotate_with_locus): Likewise.
5428 (expr_location): Remove old location code.
5429 (set_expr_location): Likewise.
5430 (expr_has_location): Likewise.
5431 (expr_locus): Likewise.
5432 (set_expr_locus): Likewise.
5433 (expr_filename): Don't use location_from_locus.
5434 (expr_lineno): Likewise.
5435 * rtl-error.c (location_for_asm): Remove old location code.
5436 * c-lex.c (cb_line_change): Remove old location code.
5437 (fe_file_change): Likewise.
5438 (cb_def_pragma): Likewise.
5439 (c_lex_with_flags): Likewise.
5440 * gengtype.c (do_typedef): Don't special-case location types.
5441 (define_location_structures): Remove.
5442 (main): Don't call define_location_structures.
5443 * tree-pretty-print.c (dump_implicit_edges): Remove old location
5446 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5449 * builtins.def (BUILT_IN_STDARG_START): Remove.
5450 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
5451 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5452 * tree-inline.c (inline_forbidden_p_1): Likewise.
5454 2008-02-26 Richard Guenther <rguenther@suse.de>
5456 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5457 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5458 (lookup_decl_from_uid): Declare.
5459 (remove_decl_from_map): Likewise.
5460 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5461 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5462 (decl_for_uid_map): New global hashtable mapping DECL_UID
5464 (init_ttree): Allocate it.
5465 (insert_decl_to_uid_decl_map): New helper function.
5466 (make_node_stat): Insert new decls into the map.
5467 (copy_node_stat): Likewise.
5468 (lookup_decl_from_uid): New function.
5469 (remove_decl_from_map): Likewise.
5470 (print_decl_for_uid_map_statistics): New helper.
5471 (dump_tree_statistics): Call it.
5473 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5474 (referenced_var_iterator): Adjust.
5475 (FOR_EACH_REFERENCED_VAR): Adjust.
5476 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5477 (num_referenced_vars): Adjust.
5478 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5479 (first_referenced_var): Remove.
5480 (end_referenced_vars_p): Likewise.
5481 (next_referenced_var): Likewise.
5482 (referenced_var_iterator_set): New helper function.
5483 * tree-dfa.c (referenced_var_lookup): Adjust.
5484 (referenced_var_check_and_insert): Likewise.
5485 (remove_referenced_var): Likewise.
5486 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5487 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5488 (verify_call_clobbering): Likewise.
5489 (verify_memory_partitions): Likewise.
5490 (init_tree_ssa): Allocate bitmap instead of hashtable for
5492 (delete_tree_ssa): Adjust.
5493 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5494 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5495 (compute_tag_properties): Likewise.
5496 (set_initial_properties): Likewise.
5497 (find_partition_for): Likewise.
5498 (update_reference_counts): Likewise.
5499 (dump_may_aliases_for): Likewise.
5500 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5501 (add_call_clobber_ops): Likewise.
5502 (add_call_read_ops): Likewise.
5503 (get_asm_expr_operands): Likewise.
5504 * tree-into-ssa.c (dump_decl_set): Likewise.
5505 (update_ssa): Likewise.
5506 * tree-sra.c (scan_function): Likewise.
5507 (decide_instantiations): Likewise.
5508 (scalarize_parms): Likewise.
5509 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5510 (dsa_named_for): Likewise.
5511 * tree-ssa-structalias.c (update_alias_info): Likewise.
5512 (merge_smts_into): Likewise.
5514 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5517 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
5518 * c-opts.c (c_common_handle_option): Wall enables
5519 Wvolatile-register-var.
5520 * common.opt: Move Wvolatile-register-var to...
5523 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5525 * common.opt (Wlarger-than=): New.
5526 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
5528 * opts.c (common_handle_option): Handle -Wlarger-than=.
5529 * optc-gen.awk: Likewise.
5530 * opth-gen.awk: Likewise.
5531 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
5532 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5534 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5536 * c-common.c (match_case_to_enum_1): Add appropriate
5537 OPT_W* parameter to warning.
5538 (c_do_switch_warnings): Likewise.
5539 * c-typeck.c (warning_init): Add one more parameter following
5541 (push_init_level): Update call to warning_init.
5542 (pop_init_level): Likewise.
5543 (add_pending_init): Likewise.
5544 (output_init_element: Likewise.
5546 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5549 * toplev.c (toplev_main): If there are warnings or error, print
5550 errors for ignored options.
5551 * opts.c (ignored_options): New static variable.
5552 (postpone_unknown_option_error): New.
5553 (print_ignored_options): New.
5554 (handle_option): Postpone errors for unknown -Wno-* options.
5555 * opts.h (print_ignored_options): Declare.
5557 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
5559 * config/mips/mips.md (loadgp_blockage, blockage): Change type
5562 2008-02-25 Richard Guenther <rguenther@suse.de>
5565 2008-02-25 Richard Guenther <rguenther@suse.de>
5567 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5568 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5569 (lookup_decl_from_uid): Declare.
5570 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5571 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5572 (decl_for_uid_map): New global hashtable mapping DECL_UID
5574 (init_ttree): Allocate it.
5575 (insert_decl_to_uid_decl_map): New helper function.
5576 (make_node_stat): Insert new decls into the map.
5577 (copy_node_stat): Likewise.
5578 (lookup_decl_from_uid): New function.
5579 (print_decl_for_uid_map_statistics): New helper.
5580 (dump_tree_statistics): Call it.
5582 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5583 (referenced_var_iterator): Adjust.
5584 (FOR_EACH_REFERENCED_VAR): Adjust.
5585 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5586 (num_referenced_vars): Adjust.
5587 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5588 (first_referenced_var): Remove.
5589 (end_referenced_vars_p): Likewise.
5590 (next_referenced_var): Likewise.
5591 (referenced_var_iterator_set): New helper function.
5592 * tree-dfa.c (referenced_var_lookup): Adjust.
5593 (referenced_var_check_and_insert): Likewise.
5594 (remove_referenced_var): Likewise.
5595 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5596 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5597 (verify_call_clobbering): Likewise.
5598 (verify_memory_partitions): Likewise.
5599 (init_tree_ssa): Allocate bitmap instead of hashtable for
5601 (delete_tree_ssa): Adjust.
5602 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5603 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5604 (compute_tag_properties): Likewise.
5605 (set_initial_properties): Likewise.
5606 (find_partition_for): Likewise.
5607 (update_reference_counts): Likewise.
5608 (dump_may_aliases_for): Likewise.
5609 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5610 (add_call_clobber_ops): Likewise.
5611 (add_call_read_ops): Likewise.
5612 (get_asm_expr_operands): Likewise.
5613 * tree-into-ssa.c (dump_decl_set): Likewise.
5614 (update_ssa): Likewise.
5615 * tree-sra.c (scan_function): Likewise.
5616 (decide_instantiations): Likewise.
5617 (scalarize_parms): Likewise.
5618 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5619 (dsa_named_for): Likewise.
5620 * tree-ssa-structalias.c (update_alias_info): Likewise.
5621 (merge_smts_into): Likewise.
5623 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5626 * doc/invoke.texi (-fcx-limited-range): Document new option.
5627 * toplev.c (process_options): Handle -fcx-fortran-rules.
5628 * common.opt: Add documentation for -fcx-fortran-rules.
5630 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5633 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
5634 actual behaviour and C99.
5636 2008-02-26 Ben Elliston <bje@au.ibm.com>
5638 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
5639 (ASM_CPU_POWER6_SPEC): Likewise.
5640 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
5641 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
5642 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
5644 2008-02-25 Richard Guenther <rguenther@suse.de>
5646 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5647 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5648 (lookup_decl_from_uid): Declare.
5649 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5650 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5651 (decl_for_uid_map): New global hashtable mapping DECL_UID
5653 (init_ttree): Allocate it.
5654 (insert_decl_to_uid_decl_map): New helper function.
5655 (make_node_stat): Insert new decls into the map.
5656 (copy_node_stat): Likewise.
5657 (lookup_decl_from_uid): New function.
5658 (print_decl_for_uid_map_statistics): New helper.
5659 (dump_tree_statistics): Call it.
5661 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5662 (referenced_var_iterator): Adjust.
5663 (FOR_EACH_REFERENCED_VAR): Adjust.
5664 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5665 (num_referenced_vars): Adjust.
5666 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5667 (first_referenced_var): Remove.
5668 (end_referenced_vars_p): Likewise.
5669 (next_referenced_var): Likewise.
5670 (referenced_var_iterator_set): New helper function.
5671 * tree-dfa.c (referenced_var_lookup): Adjust.
5672 (referenced_var_check_and_insert): Likewise.
5673 (remove_referenced_var): Likewise.
5674 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5675 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5676 (verify_call_clobbering): Likewise.
5677 (verify_memory_partitions): Likewise.
5678 (init_tree_ssa): Allocate bitmap instead of hashtable for
5680 (delete_tree_ssa): Adjust.
5681 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5682 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5683 (compute_tag_properties): Likewise.
5684 (set_initial_properties): Likewise.
5685 (find_partition_for): Likewise.
5686 (update_reference_counts): Likewise.
5687 (dump_may_aliases_for): Likewise.
5688 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5689 (add_call_clobber_ops): Likewise.
5690 (add_call_read_ops): Likewise.
5691 (get_asm_expr_operands): Likewise.
5692 * tree-into-ssa.c (dump_decl_set): Likewise.
5693 (update_ssa): Likewise.
5694 * tree-sra.c (scan_function): Likewise.
5695 (decide_instantiations): Likewise.
5696 (scalarize_parms): Likewise.
5697 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5698 (dsa_named_for): Likewise.
5699 * tree-ssa-structalias.c (update_alias_info): Likewise.
5700 (merge_smts_into): Likewise.
5702 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
5705 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
5706 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
5707 * alias.h (nonoverlapping_memrefs_p): Likewise.
5709 2008-02-25 Jan Beulich <jbeulich@novell.com>
5711 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
5712 * config/i386/netware-libgcc.exp: Add __bswap?i2,
5713 __emultls_get_address, __emultls_register_common,
5714 __floatundi?f, and _Unwind_GetIPInfo.
5715 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
5716 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
5717 (gen_regparm_prefix): Likewise.
5718 (i386_nlm_encode_section_info): Sync with
5719 config/i386/winnt.c:i386_pe_encode_section_info().
5720 (i386_nlm_maybe_mangle_decl_assembler_name): New.
5721 i386_nlm_mangle_decl_assembler_name): New.
5722 (netware_override_options): New.
5723 * config/i386/netware.h (netware_override_options): Declare.
5724 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
5725 (i386_nlm_mangle_decl_assembler_name): Declare.
5726 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
5728 2008-02-25 Ben Elliston <bje@au.ibm.com>
5731 * c-decl.c (grokdeclarator): Remove unused local variables
5732 `typedef_type' and `type_as_written'.
5734 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
5735 unused local variable `has_hot_blocks'.
5736 (fix_crossing_conditional_branches): Remove unused local variable
5739 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
5742 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
5743 using DEF_C99_BUILTIN.
5744 (BUILT_IN_NANF): Ditto.
5745 (BUILT_IN_NANL): Ditto.
5747 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
5748 Revital Eres <eres@il.ibm.com>
5750 * modulo-sched.c (calculate_must_precede_follow): Address TODO
5751 regarding the order of two dependent insns in the same row.
5753 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
5755 * stor-layout.c (layout_decl): Do not bump the alignment of a
5756 bit-field to more than byte alignment if it is packed.
5758 2008-02-24 David Edelsohn <edelsohn@gnu.org>
5760 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
5763 2008-02-24 Diego Novillo <dnovillo@google.com>
5765 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
5768 * tree-vrp.c (vrp_evaluate_conditional): With
5769 -Wtype-limits, emit a warning when comparing against a
5770 constant outside the natural range of OP0's type.
5771 * c.opt (Wtype-limits): Move ...
5772 * common.opt (Wtype-limits): ... here.
5774 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
5776 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
5777 * config/rs6000/e300c2c3.md: New file.
5778 * config/rs6000/rs6000.c (processor_costs): Add new costs for
5780 (rs6000_override_options): Add e300c2 and e300c3 cases to
5781 processor_target_table. Do not allow usage of Altivec or Spe
5782 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
5783 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
5784 * config/rs6000/rs6000.h (processor_type): Add
5785 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
5786 (ASM_CPU_SPEC): Add e300c2 and e300c3.
5787 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
5788 and ppce300c3. Include e300c2c3.md.
5790 2008-02-23 David Edelsohn <edelsohn@gnu.org>
5792 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
5793 instead of TARGET_STRICT_ALIGN.
5795 2008-02-23 Joseph Myers <joseph@codesourcery.com>
5797 * explow.c (memory_address): Assert that the generated address is
5800 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5803 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
5804 * config/darwin-ppc-ldouble-patch.def: New file.
5805 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
5806 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
5807 SUBTARGET_INIT_BUILTINS if defined.
5808 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
5811 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5814 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
5815 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
5817 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5820 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
5821 file" warning condtional on -Winvalid-PCH.
5823 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5825 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
5827 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
5831 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
5832 prevent reload from using MMX registers.
5833 (*mov<mode>_internal): Ditto.
5834 (*movv2sf_internal_rex64): Ditto.
5835 (*movv2sf_internal): Ditto.
5837 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5839 PR documentation/31569
5840 * doc/install.texi2html: Use makeinfo --no-number-sections.
5842 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5844 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
5845 ensure that we can address an entire entity > 8 bytes. Don't
5846 generate reg+reg addressing for such data.
5848 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5850 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
5851 strings when optimizing for size, unless the target cares about
5854 2008-02-22 Tom Tromey <tromey@redhat.com>
5856 * regclass.c (current_pass): Remove declaration.
5858 2008-02-22 Anatoly Sokolov <aesok@post.ru>
5860 * config/avr/libgcc.S (__RAMPZ__): Define.
5861 (__do_copy_data): Add for devices with 128KB code memory.
5863 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5865 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
5867 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
5869 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
5871 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
5874 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5877 * c-typeck.c (build_binary_op): Warn about floating point
5878 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
5880 2008-02-21 Janis Johnson <janis187@us.ibm.com>
5883 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
5884 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
5886 (rs6000_override_options): Set altivec_abi as default, not override,
5887 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
5888 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
5889 is used; use new member spe_abi.
5890 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
5891 spe_abi and altivec_abi.
5893 2008-02-22 Tomas Bily <tbily@suse.cz>
5895 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
5897 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5900 * config.build (build_file_translate): Set to `CMD //c' only if
5902 * Makefile.in (build_file_translate): Improve comment.
5904 2008-02-21 Jan Hubicka <jh@suse.cz>
5906 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
5907 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
5908 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
5910 2008-02-21 Michael Matz <matz@suse.de>
5913 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
5915 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
5917 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
5918 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
5920 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
5921 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
5922 SSE_VEC_FLOAT_MODE_P as insn constraint.
5923 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
5924 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
5925 sse4a_movntdf using MODEF mode iterator.
5926 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
5927 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
5928 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
5929 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
5930 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
5931 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
5932 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
5934 2008-02-21 Richard Guenther <rguenther@suse.de>
5936 * tree.def (PAREN_EXPR): New tree code.
5937 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
5939 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
5940 * expr.c (expand_expr_real_1): Likewise.
5941 * tree-inline.c (estimate_num_insns_1): Likewise.
5942 * tree-complex.c (expand_complex_move): Likewise.
5943 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
5946 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5949 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
5951 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5954 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
5956 * config/sh/sh.c (find_barrier): Don't go past
5957 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
5959 2008-02-20 DJ Delorie <dj@redhat.com>
5961 * config/h8300/h8300.md (insv): Force source operand to be a register.
5963 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
5964 as a jump, not as a plain insn.
5966 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
5968 * doc/invoke.texi (Warning Options): Add new option
5969 -Wframe-larger-than=.
5970 (-Wframe-larger-than): Document.
5972 * flags.h (warn_frame_larger_than, frame_larger_than_size):
5973 Add declarations for new option variables.
5975 * final.c (final_start_function): Check the frame size
5976 before emission and issue a Wframe-larger-than warning.
5978 * opts.c (warn_frame_larger_than, frame_larger_than_size):
5979 Add definitions for new option variables.
5980 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
5982 * common.opt (Wframe-larger-than=): New option.
5984 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5986 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
5987 (<sse>_div<mode>3): Ditto.
5988 (<sse>_vmdiv<mode>3): Ditto.
5989 (<sse>_vmsqrt<mode>2): Ditto.
5990 (*smax<mode>3): Ditto.
5991 (sse5_frcz<mode>2): Ditto.
5992 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
5995 2008-02-20 Richard Guenther <rguenther@suse.de>
5998 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
5999 be happy with INTEGRAL_TYPE_P.
6001 2008-02-20 Richard Guenther <rguenther@suse.de>
6003 * fold-const.c (split_tree): Associate floatig-point expressions
6004 if flag_associative_math is set.
6006 2008-02-20 Richard Guenther <rguenther@suse.de>
6008 * tree.h (fold_real_zero_addition_p): Declare.
6009 * fold-const.c (fold_real_zero_addition_p): Export.
6010 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
6011 floating-point operations with zero and one.
6013 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
6015 * doc/install.texi: Correct references to CFLAGS, replacing them
6016 with BOOT_CFLAGS. Document flags used during bootstrap for
6019 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
6021 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
6022 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
6023 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
6025 (smin<mode>3): Ditto from similar patterns.
6026 (smax<mode>3): Ditto.
6027 (*ieee_smin<mode>3): Ditto.
6028 (*ieee_smax<mode>3): Ditto.
6029 * config/i386/sse.md (sse): New mode attribute.
6030 (mov<mode>): Macroize expander from movv4sf and movv2df using
6031 SSEMODEF2P mode iterator.
6032 (<sse>_movnt<mode>): Ditto from similar patterns. Use
6033 SSE_VEC_FLOAT_MODE_P as insn constraint.
6034 (storent<mode>): Ditto.
6035 (storent<mode>): Macroize expander from storentsf and storentdf using
6036 MODEF mode iterator.
6037 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
6038 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
6039 (abs<mode>2): Ditto from similar patterns.
6040 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
6041 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
6042 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
6043 (<sse>_vmsqrt<mode>2): Ditto.
6044 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
6045 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
6046 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
6047 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
6048 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
6049 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
6050 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
6052 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
6053 iterator and SSE_FLOAT_MODE_P as insn constraint.
6054 (<sse>_ucomi): Ditto from similar patterns.
6055 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
6056 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
6057 SSE_VEC_FLOAT_MODE_P as insn constraint.
6058 (vcond<mode>): Ditto from similar patterns.
6059 (and<mode>3, *and<mode>3): Ditto.
6060 (<sse>_nand<mode>3): Ditto.
6061 (ior<mode>3, *ior<mode>3): Ditto.
6062 (xor<mode>3, *xor<mode>3): Ditto.
6063 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
6064 iterator and SSE_FLOAT_MODE_P as insn constraint.
6065 (*nand<mode>3): Ditto from similar patterns.
6066 (*ior<mode>3): Ditto.
6067 (*xor<mode>3): Ditto.
6069 2008-02-20 Ira Rosen <irar@il.ibm.com>
6071 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
6072 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
6073 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
6075 2008-02-19 Jan Hubicka <jh@suse.cz>
6077 * predict.c (tree_bb_level_predictions): Remove variable next
6078 mistakely introduced by previous commit.
6080 2008-02-19 Jan Hubicka <jh@suse.cz>
6082 * predict.c (predict_paths_leading_to): Rewrite.
6083 (predict_paths_for_bb): New.
6084 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
6086 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6089 * Makefile.in (build_file_translate): New.
6090 (gcc-vers.texi): Use it for translating $(abs_srcdir).
6091 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
6092 * configure.ac (build_file_translate): Substitute it.
6093 * configure: Regenerate.
6095 2008-02-19 Jan Hubicka <jh@suse.cz>
6097 PR rtl-optimization/34408
6098 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
6101 2008-02-19 Jan Hubicka <jh@suse.cz>
6104 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
6107 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
6110 * config/i386/i386-modes.def: Revert the last DI alignment
6111 change until Ada people can look into it.
6113 2008-02-19 Nick Clifton <nickc@redhat.com>
6115 * opts.c (print_specific_help): Fix typo in --help text.
6117 2008-02-19 Jakub Jelinek <jakub@redhat.com>
6120 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
6121 32-bit inline asm without asm alternatives for host GCC < 3.0.
6123 2008-02-19 Richard Guenther <rguenther@suse.de>
6125 PR tree-optimization/34989
6126 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
6127 Allow propagation to INDIRECT_REF if we can simplify only.
6129 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6131 * c-common.c (warn_for_collisions_1): Use appropriate option when
6134 2008-02-19 Nick Clifton <nickc@redhat.com>
6137 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
6138 (handle_options): Fix indentation.
6139 (print_filtered_help): If no language-specific options were
6140 displayed tell the user how to list all the options supported by
6141 the language's front-end.
6142 (print_specific_help): Fix indentation and remove duplicate line.
6143 (common_handle_option): Handle the -v option.
6144 For --help enable the display of undocumented options if the -v
6145 switch has been included on the command line.
6146 For --help= check for overlaps in the arguments between the option
6147 classes and the language names and issue a warning when they
6148 cannot be disambiguated.
6149 * c.opt (v): Pass on to the common option handler.
6151 2008-02-19 Revital Eres <eres@il.ibm.com>
6153 * modulo-sched.c (sms_schedule): Change dump message when
6154 create_ddg function fails.
6155 (try_scheduling_node_in_cycle): Rename row to cycle.
6156 (print_partial_schedule): Rename CYCLE to ROW.
6158 2008-02-19 Christian Bruel <christian.bruel@st.com>
6159 Zdenek Dvorak <ook@ucw.cz>
6161 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
6163 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
6166 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
6167 (*x86_movdicc_0_m1_se): Ditto.
6169 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
6171 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
6172 (CMPtype): Define as __gcc_CMPtype.
6173 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
6174 (CMPtype): Define as __gcc_CMPtype.
6176 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
6178 Support valgrind 3.3 for --enable-checking=valgrind.
6179 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
6181 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
6182 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
6183 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
6184 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
6185 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
6186 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
6187 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
6189 * ggc-zone.c: Similar.
6190 * ggc-page.c: Similar.
6192 2008-02-19 Paul Brook <paul@codesourcery.com>
6195 * config/arm/ieee754-df.S: Fix do_it typo.
6196 * config/arm/ieee754-sf.S: Fix do_it typo.
6198 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
6201 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
6202 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
6203 (OPTION_MASK_ISA_SSE_SET): Likewise.
6204 (OPTION_MASK_ISA_SSE2_SET): Likewise.
6205 (OPTION_MASK_ISA_SSE3_SET): Likewise.
6206 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
6207 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
6208 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
6209 (OPTION_MASK_ISA_SSE4_SET): Likewise.
6210 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
6211 (OPTION_MASK_ISA_SSE5_SET): Likewise.
6212 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
6213 (OPTION_MASK_ISA_MMX_UNSET): Updated.
6214 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
6215 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
6216 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
6217 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
6218 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
6219 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
6220 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
6221 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
6222 (OPTION_MASK_ISA_SSE4): Removed.
6223 (ix86_handle_option): Turn on bits in ix86_isa_flags and
6224 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
6225 (override_options): Don't turn on implied SSE/MMX bits in
6228 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
6230 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6233 2008-02-18 Joey Ye <joey.ye@intel.com>
6236 * tree-nested.c (insert_field_into_struct): Set type alignment
6237 to field alignment if the former is less than the latter.
6239 2008-02-18 Jakub Jelinek <jakub@redhat.com>
6241 * BASE-VER: Set to 4.4.0.
6243 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6245 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
6246 * doc/cfg.texi: Likewise.
6247 * doc/extend.texi: Likewise.
6248 * doc/gty.texi: Likewise.
6249 * doc/invoke.texi: Likewise.
6250 * doc/loop.texi: Likewise.
6251 * doc/md.texi: Likewise.
6252 * doc/passes.texi: Likewise.
6253 * doc/rtl.texi: Likewise.
6254 * doc/sourcebuild.texi: Likewise.
6255 * doc/tm.texi: Likewise.
6256 * doc/tree-ssa.texi: Likewise.
6258 2008-02-17 Richard Guenther <rguenther@suse.de>
6261 * tree-complex.c (init_parameter_lattice_values): Handle parameters
6262 without default definition.
6264 2008-02-17 Richard Guenther <rguenther@suse.de>
6266 PR tree-optimization/35231
6267 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
6270 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
6273 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6274 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
6275 libgcc_cmp_return mode.
6277 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6280 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
6282 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
6284 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
6287 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6289 * doc/c-tree.texi: Use `@.' where appropriate.
6290 * doc/extend.texi: Likewise.
6291 * doc/install.texi: Likewise.
6292 * doc/invoke.texi: Likewise.
6293 * doc/loop.texi: Likewise.
6294 * doc/makefile.texi: Likewise.
6295 * doc/md.texi: Likewise.
6296 * doc/passes.texi: Likewise.
6297 * doc/standards.texi: Likewise.
6298 * doc/tm.texi: Likewise.
6300 2008-02-15 Jakub Jelinek <jakub@redhat.com>
6303 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
6305 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
6306 rather than in entry_bb.
6308 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6310 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
6311 libgcc_cmp_return mode.
6313 2008-02-15 Jakub Jelinek <jakub@redhat.com>
6316 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
6317 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
6319 2008-02-15 Richard Guenther <rguenther@suse.de>
6320 Zdenek Dvorak <ook@ucw.cz>
6322 PR tree-optimization/35164
6323 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
6324 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
6325 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
6326 Only propagate addresses which do not have abnormal SSA_NAMEs
6329 2008-02-15 Joseph Myers <joseph@codesourcery.com>
6332 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
6334 2008-02-15 Jan Hubicka <jh@suse.cz>
6337 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
6339 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6342 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
6343 when calculating alignment_pad.
6345 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6347 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
6348 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
6349 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
6350 and STACK_BOUNDARY define.
6352 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
6354 PR preprocessor/35061
6355 * c-pragma.c (handle_pragma_pop_macro): Check that
6356 pushed_macro_table has been allocated.
6358 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
6361 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
6362 (force_gimple_operand): Likewise.
6363 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
6364 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
6365 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
6366 (find_interesting_uses_address): Check addressability and alignment
6367 of the base expression only after substituting bases of IVs into it.
6369 2008-02-14 Michael Matz <matz@suse.de>
6372 * function.c (instantiate_virtual_regs_in_insn): Reload address
6373 before falling back to reloading the whole operand.
6375 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
6377 * config/s390/s390.c (s390_mainpool_start): Emit the pool
6378 before the first section switch note.
6380 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6382 * doc/bugreport.texi: Update copyright years.
6383 * doc/c-tree.texi: Likewise.
6384 * doc/cfg.texi: Likewise.
6385 * doc/cpp.texi: Likewise.
6386 * doc/cppinternals.texi: Likewise.
6387 * doc/fragments.texi: Likewise.
6388 * doc/frontends.texi: Likewise.
6389 * doc/gcc.texi: Likewise.
6390 * doc/gty.texi: Likewise.
6391 * doc/hostconfig.texi: Likewise.
6392 * doc/implement-c.texi: Likewise.
6393 * doc/libgcc.texi: Likewise.
6394 * doc/loop.texi: Likewise.
6395 * doc/makefile.texi: Likewise.
6396 * doc/options.texi: Likewise.
6397 * doc/passes.texi: Likewise.
6398 * doc/rtl.texi: Likewise.
6399 * doc/sourcebuild.texi: Likewise.
6400 * doc/standards.texi: Likewise.
6401 * doc/tree-ssa.texi: Likewise.
6402 * doc/trouble.texi: Likewise.
6404 * doc/extend.texi: Use @: or add comma where appropriate.
6405 * doc/invoke.texi: Likewise.
6406 * doc/tm.texi: Likewise.
6408 2008-02-14 Alan Modra <amodra@bigpond.net.au>
6411 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
6414 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
6416 * doc/md.texi (clz, ctz): Add reference.
6417 * doc/rtl.texi (clz, ctz): Likewise.
6419 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6422 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
6425 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
6427 * config/s390/s390.c (struct constant_pool): New field
6428 emit_pool_after added.
6429 (s390_mainpool_start): Set the emit_pool_after flag according
6430 to the section switch notes.
6431 (s390_mainpool_finish): Consider emit_pool_after when emitting
6432 the literal pool at the end of the function.
6433 (s390_chunkify_start): Force literal pool splits at section
6436 2008-02-13 Michael Matz <matz@suse.de>
6439 * var-tracking.c (clobber_variable_part): Correctly traverse the
6442 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6445 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
6446 Add -fdump-ipa-inline.
6447 * tree-dump.c (dump_files): Remove tree-inlined dump.
6448 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
6450 2008-02-12 Richard Guenther <rguenther@suse.de>
6452 PR tree-optimization/35171
6453 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
6456 2008-02-12 Richard Guenther <rguenther@suse.de>
6459 * fold-const.c (fold_widened_comparison): Use get_unwidened in
6460 value-preserving mode. Disallow final truncation.
6462 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
6465 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
6466 code from here to...
6467 (force_gimple_operand): ...here.
6469 2008-02-12 Jakub Jelinek <jakub@redhat.com>
6472 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
6473 non-compatible pointers.
6474 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
6475 different FIELD_DECLs, try harder by comparing field offsets, sizes
6479 * function.c (match_asm_constraints_1): Don't replace the same input
6482 2008-02-12 Anatoly Sokolov <aesok@post.ru>
6484 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
6485 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
6486 (expand_epilogue): Restore RAMPZ register.
6487 * config/avr/avr.md (RAMPZ_ADDR): New constant.
6489 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
6491 * config/i386/cygwin.asm: (__alloca): Correct calling
6492 convention and alignment.
6493 (__chkstk): Force 8 byte stack alignment.
6495 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
6496 Richard Guenther <rguenther@suse.de>
6498 PR tree-optimization/33992
6499 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
6500 the zero we compare against.
6502 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
6505 * gthr-win32.h (__gthread_mutex_destroy_function): New function
6506 to CloseHandle after unlocking to prevent accumulation of handle
6509 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6512 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
6513 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
6514 and update LABEL_NUSES during and after reload.
6516 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
6519 * combine.c (simplify_if_then_else): Make sure the comparison is
6520 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
6522 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
6525 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
6526 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
6527 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
6528 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
6529 * tree.h (get_type_static_bounds): Likewise.
6531 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6533 * doc/invoke.texi (Option Summary, C++ Dialect Options)
6534 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6535 Make -Wfoo language annotations match what the compiler outputs.
6537 2008-02-08 Sa Liu <saliu@de.ibm.com>
6539 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
6540 intrinsics spu_convts, spu_convtu, spu_convtf.
6542 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
6544 * doc/extend.texi (Function Attributes) <noinline>: Mention
6545 asm ("") as method to keep calls.
6547 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6550 * doc/options.texi (Options): Replace references to opts.sh with
6552 * opts-common.c: Likewise.
6553 * optc-gen.awk: Likewise.
6555 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
6557 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
6559 2008-02-07 Richard Henderson <rth@redhat.com>
6562 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
6563 EXPR_LIST for the REG_EQUAL instead of a comparison with a
6566 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
6568 PR tree-optimization/35085
6569 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
6570 for operand entry oe2 in addition to operand entry oe3 in order to
6571 expose more opportunities for vectorizer sum reduction.
6573 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6576 * Makefile.in (LIBS): Remove $(GMPLIBS).
6577 (cc1-dummy, cc1): Add $(GMPLIBS).
6579 2008-02-06 Jan Hubicka <jh@suse.cz>
6582 * i386.md (moddf_integer): Do not produce partial memory stalls for
6583 targets where it hurts.
6585 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
6588 * optabs.c (expand_float): Do not check for decimal modes when
6589 expanding unsigned integer through signed conversion.
6591 2008-02-06 Nick Clifton <nickc@redhat.com>
6593 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
6594 inside the clobber with a match_operand and duplicated operand
6595 number in the constraint.
6596 (ineqbranchsi): Delete redundant comment.
6598 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6600 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
6601 builtin_define ("__USE_INIT_FINI__").
6602 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
6604 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
6606 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6608 PR documentation/30330
6609 * doc/invoke.texi (C++ Dialect Options)
6610 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6611 For each warning option -Wfoo that allows -Wno-foo, ensure both
6612 -Wfoo and -Wno-foo are listed in the option index. Fix index
6613 entry of -Wswitch-default, index -Wnormalized= including the
6614 `=', and -Wlarger-than-@var{len} including @var{len}.
6616 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6618 * config/i386/i386.md (floatunssisf2): Use
6619 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
6620 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
6621 Macroize expander using MODEF mode iterator.
6623 2008-02-05 Diego Novillo <dnovillo@google.com>
6625 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
6628 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
6630 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6633 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
6635 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
6638 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
6639 to indicate if a message should be generated.
6640 (init_cumulative_args): Updated.
6641 (function_value_32): Likewise.
6643 2008-02-05 Joseph Myers <joseph@codesourcery.com>
6645 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
6647 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6650 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
6651 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
6653 2008-02-04 Diego Novillo <dnovillo@google.com>
6655 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
6658 * tree-vrp.c (vrp_evaluate_conditional): With
6659 -Wtype-limits, emit a warning when comparing against a
6660 constant outside the natural range of OP0's type.
6662 2008-02-04 Richard Guenther <rguenther@suse.de>
6665 * expr.c (count_type_elements): Give for unions instead of
6668 2008-02-04 Richard Guenther <rguenther@suse.de>
6671 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
6672 to TYPE_DOMAINs base type instead of using bitsizetype here.
6674 2008-02-03 Jason Merrill <jason@redhat.com>
6676 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
6678 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6681 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
6682 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
6683 (RS/6000 and PowerPC Options): Fix typos and markup.
6684 * doc/passes.texi (Tree-SSA passes): Likewise.
6686 2008-02-02 Michael Matz <matz@suse.de>
6689 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
6690 from record_last_reg_set_info.
6691 (record_last_reg_set_info): Take an RTX argument, iterate over all
6692 constituent hardregs.
6693 (record_last_set_info, record_opr_changes): Change calls to
6694 new signature or to record_last_reg_set_info_regno.
6696 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
6698 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
6700 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
6702 PR rtl-optimization/34773
6703 * reg-notes.def (EQUAL): Mention significance of combination of
6704 REG_EQUAL and REG_RETVAL.
6705 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
6706 insn that has a REG_RETVAL.
6708 2008-02-01 Roger Sayle <roger@eyesopen.com>
6711 * configure.ac (--enable-fixed-point): Disable unless explicitly
6713 * configure: Regenerate.
6715 2008-02-01 Richard Guenther <rguenther@suse.de>
6718 * invoke.texi (-finline-limit): Remove no longer true parts
6719 of the documentation. Note that there is no default value.
6721 2008-02-01 Andrew Pinski <pinskia@gmail.com>
6722 Mark Mitchell <mark@codesourcery.com>
6723 Ben Elliston <bje@au.ibm.com>
6726 * doc/extend.texi (Other Builtins): Document.
6728 2008-01-31 Tom Browder <tom.browder@gmail.com>
6730 * doc/c-tree.texi (Types): Fix grammar.
6731 (Expression trees): Ditto.
6732 * doc/passes.texi (Tree-SSA passes): Ditto.
6734 * doc/configterms.texi (Configure Terms): Fix typo.
6735 * doc/cpp.texi (Common Predefined Macros): Ditto.
6736 * doc/md.texi (Machine Constraints): Ditto.
6738 * doc/makefile.texi (Makefile): Add comma.
6740 2008-01-31 Tom Browder <tom.browder@gmail.com>
6741 Gerald Pfeifer <gerald@pfeifer.com>
6743 * doc/sourcebuild.texi (Front End): Remove references to CVS
6744 and CVSROOT/modules.
6745 (Texinfo Manuals): Replace reference to CVS by one to SVN.
6746 (Back End): Remove reference to CVS.
6748 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6751 * config/mips/mips.c (gen_load_const_gp): New function, taking a
6753 (mips16_gp_pseudo_reg): ...here.
6754 * config/mips/mips.md (load_const_gp): Replace with...
6755 (load_const_gp_<mode>): ...this :P-based insn.
6757 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6759 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
6760 options. Minor fixes.
6761 (-std): Move reference to standards closer to where language
6762 standards are first mentioned.
6764 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6766 PR rtl-optimization/34995
6767 * reload.c (alternative_allows_const_pool_ref): Take an rtx
6768 parameter and return a bool. If the rtx parameter is nonnull,
6769 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
6770 (find_reloads): Update call accordingly. Pass the new operand
6771 if it needed no address reloads, otherwise pass null.
6773 2008-01-30 Richard Henderson <rth@redhat.com>
6776 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
6777 for unbounded arrays.
6779 2008-01-30 Silvius Rus <rus@google.com>
6781 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
6783 2008-01-30 Jan Hubicka <jh@suse.cz>
6786 * i386.c (init_cumulative_args): Use real function declaration when
6789 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
6791 PR rtl-optimization/34998
6792 * global.c (build_insn_chain): Treat non-subreg_lowpart
6793 SUBREGs of pseudos as clobbering all the words covered by the
6794 SUBREG, not just all the bytes.
6795 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
6796 original df_ref rather than an extract parameter.
6797 (global_conflicts): Update call accordingly.
6799 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
6801 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
6802 the overflow check to make it easier to read.
6803 (__fixtfdi): Change the type of the ll member in union
6804 long_double to UDItype_x.
6806 2008-01-30 Jakub Jelinek <jakub@redhat.com>
6809 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
6810 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
6811 * tree-inline.c (fold_marked_statements): Call
6812 cgraph_update_edges_for_call_stmt if folding a call statement.
6813 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
6814 debug_generic_stmt calls, reset it back afterwards.
6817 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
6819 * c-typeck.c (build_external_ref): Don't pedwarn about
6820 static vars in current function's scope.
6822 2008-01-29 Joseph Myers <joseph@codesourcery.com>
6824 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
6826 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
6829 * ipa-struct-reorg.c: Fix spelling.
6830 * params.def: Ditto.
6832 2008-01-29 Richard Guenther <rguenther@suse.de>
6835 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
6837 * tree-inline.c (remap_type): Increment remapping_type_depth
6838 around remapping types.
6839 (copy_body_r): Only add referenced variables if they are referenced
6840 from code, not types.
6842 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
6853 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
6854 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
6856 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
6859 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
6860 pointer for tiny stack.
6862 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6864 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
6866 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6868 * config/vx-common.h: Fix typo in comment.
6870 2008-01-28 Ian Lance Taylor <iant@google.com>
6874 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
6875 coalesce pointers if they have different DECL_NO_TBAA_P values.
6876 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
6877 between variables with different DECL_NO_TBAA_P values.
6879 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
6882 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
6883 are not legitimate small data references on SPE targets.
6885 2008-01-28 David Daney <ddaney@avtrex.com>
6887 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
6889 2008-01-28 David Daney <ddaney@avtrex.com>
6891 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
6893 2008-01-27 Joseph Myers <joseph@codesourcery.com>
6895 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
6896 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
6897 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
6898 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
6899 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
6900 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
6901 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
6902 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
6904 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6906 * basic-block.h (condjump_equiv_p): Fix comment.
6908 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6910 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
6911 print_generic_stmt_indented): Fix comment.
6913 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6915 * configure.ac (__stack_chk_fail): Add detecion for availability
6916 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
6917 * configure: Regenerate.
6919 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
6922 * final.c (output_addr_const): Handle TRUNCATE.
6924 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
6927 * tree-ssa-loop-ivopts.c (comp_cost): New type.
6928 (zero_cost, infinite_cost): New constants.
6929 (struct cost_pair): Change type of cost to comp_cost.
6930 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
6931 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
6933 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
6934 split_address_cost, ptr_difference_cost, difference_cost,
6935 get_computation_cost_at, get_computation_cost,
6936 determine_use_iv_cost_generic, determine_use_iv_cost_address,
6937 determine_use_iv_cost_condition, determine_use_iv_costs,
6938 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
6939 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
6940 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
6941 Change type of cost to comp_cost.
6942 (determine_iv_cost): Increase cost of non-original ivs, instead
6943 of decreasing the cost of original ones.
6944 (get_address_cost): Indicate the complexity of the addressing mode
6946 (try_add_cand_for): Prefer using ivs not specific to some object.
6947 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
6949 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
6950 Janis Johnson <janis187@us.ibm.com>
6953 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
6954 (TARGET_INSTANTIATE_DECLS): Likewise.
6955 * target.h (expand_to_rtl_hook): New target hook.
6956 (instantiate_decls): Likewise.
6957 * function.c (instantiate_decl): Make non-static. Rename to...
6958 (instantiate_decl_rtl): ... this.
6959 (instantiate_expr): Use instantiate_decl_rtl.
6960 (instantiate_decls_1): Likewise.
6961 (instantiate_decls): Likewise.
6962 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
6963 * function.h (instantiate_decl_rtl): Add prototype.
6964 * cfgexpand.c (target.h): New include.
6965 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
6966 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
6967 (TARGET_INSTANTIATE_DECLS): Likewise.
6968 (TARGET_INITIALIZER): New target hooks added.
6969 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
6971 * config/rs6000/rs6000.c (tree-flow.h): New include.
6972 (machine_function): Add sdmode_stack_slot field.
6973 (rs6000_alloc_sdmode_stack_slot): New function.
6974 (rs6000_instantiate_decls): Likewise.
6975 (rs6000_secondary_memory_needed_rtx): Likewise.
6976 (rs6000_check_sdmode): Likewise.
6977 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
6978 (TARGET_INSTANTIATE_DECLS): Likewise.
6979 (rs6000_hard_regno_mode_ok): Allow SDmode.
6980 (num_insns_constant): Likewise. Handle _Decimal32 constants.
6981 (rs6000_emit_move): Handle SDmode.
6982 (function_arg_advance): Likewise.
6983 (function_arg): Likewise.
6984 (rs6000_gimplify_va_arg): Likewise. Add special handling of
6985 SDmode var args for 32-bit compiles.
6986 (rs6000_secondary_reload_class): Handle SDmode.
6987 (rs6000_output_function_epilogue): Likewise.
6988 (rs6000_function_value): Simplify if statement.
6989 (rs6000_libcall_value): Likewise.
6990 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
6991 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
6992 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
6993 (movsd_hardfloat): New define_insn.
6994 (movsd_softfloat): Likewise.
6995 (movsd_store): Likewise.
6996 (movsd_load): Likewise.
6997 (extendsddd2): Likewise.
6998 (extendsdtd2): Likewise.
6999 (truncddsd2): Likewise.
7000 (movdd_hardfloat64): Fixup comment.
7001 (UNSPEC_MOVSD_LOAD): New constant.
7002 (UNSPEC_MOVSD_STORE): Likewise.
7004 2008-01-26 Jakub Jelinek <jakub@redhat.com>
7007 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
7009 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
7010 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
7011 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
7014 2008-01-26 David Edelsohn <edelsohn@gnu.org>
7017 * config.gcc: Separate AIX 5.3 from AIX 6.1.
7018 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7019 __LONGDOUBLE128 too.
7020 * config/rs6000/aix61.h: New file.
7022 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
7024 PR rtl-optimization/34959
7025 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
7026 popcount and parity rtxes the same mode as their operand.
7027 Truncate or extend the result to the return value's mode
7030 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
7033 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
7034 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
7035 to GOT_VERSION_REGNUM.
7036 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
7037 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
7038 * config/mips/mips.c (mips_emit_call_insn): New function.
7039 (mips_call_tls_get_addr): Call mips_expand_call directly.
7040 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
7042 (mips16_build_call_stub): Likewise. Return the call insn or null.
7043 (mips_expand_call): Update the call to mips16_build_call_stub
7044 accordingly and a remove redundant condition. Assert that MIPS16
7045 stubs do not use lazy binding. Use mips_emit_call_insn and return
7047 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
7049 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
7050 (mips_avoid_hazard): Remove hazard_set handling.
7051 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
7052 (UNSPEC_RESTORE_GP): ...this.
7053 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
7054 (FAKE_CALL_REGNO): Rename to...
7055 (GOT_VERSION_REGNUM): ...this.
7056 (type): Add "ghost" value. Add an associated insn reservation.
7057 (hazard_set): Remove.
7058 (exception_receiver): Rename to...
7059 (restore_gp): ...this and update the unspec identifier accordingly.
7060 (exception_receiver, nonlocal_got_receiver): New expanders.
7061 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
7062 FAKE_CALL_REGNO. Remove hazard_set attribute.
7063 (set_got_version, update_got_version): New patterns.
7065 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
7068 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
7070 2008-01-25 Joseph Myers <joseph@codesourcery.com>
7073 * doc/install.texi2html: Generate gcc-vers.texi.
7075 2008-01-25 DJ Delorie <dj@redhat.com>
7077 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7079 2008-01-25 Joseph Myers <joseph@codesourcery.com>
7081 * config/c4x: Remove directory.
7082 * config.gcc (crx-*, mt-*): Mark obsolete.
7083 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
7084 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
7085 sh-*-rtemscoff*): Remove cases.
7086 * defaults.h (C4X_FLOAT_FORMAT): Remove.
7087 * real.c (encode_c4x_single, decode_c4x_single,
7088 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
7089 c4x_extended_format): Remove.
7090 * real.h (c4x_single_format, c4x_extended_format): Remove.
7091 * doc/extend.texi (interrupt, naked): Remove mention of attributes
7093 (Pragmas): Remove comment about c4x pragmas.
7094 * doc/install.texi (c4x): Remove target-specific instructions.
7095 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
7096 * doc/md.texi (Machine Constraints): Remove C4x documentation.
7097 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
7098 refer to C4x source files as examples.
7099 (C4X_FLOAT_FORMAT): Remove documentation.
7101 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
7103 * config/bfin/bfin.c (override_options): Reorder tests so that
7104 flag_pic gets enabled for -msep-data.
7106 2008-01-25 Richard Guenther <rguenther@suse.de>
7109 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
7110 to its bitfield precision if required.
7112 2008-01-25 Jakub Jelinek <jakub@redhat.com>
7115 * tree-nested.c (walk_omp_for): New function.
7116 (convert_nonlocal_reference, convert_local_reference): Call
7117 walk_omp_for on OMP_FOR.
7118 (convert_call_expr): Call walk_body on OMP_FOR's
7119 OMP_FOR_PRE_INIT_BODY.
7121 2008-01-25 Richard Guenther <rguenther@suse.de>
7123 PR tree-optimization/34966
7124 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
7125 default defs and PHI_NODEs we have to insert after the
7128 2008-01-24 Nick Clifton <nickc@redhat.com>
7130 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
7131 Provide a default definition.
7132 (LIBGCC2_UNITS_PER_WORD): Likewise.
7134 * config/stormy16/stormy16.c: Include df.h for the prototype
7135 for df_regs_ever_live_p.
7136 (xstormy16_expand_builtin_va_start): Convert the stack offset
7137 into a component_ref and then use POINTER_PLUS_EXPR to add it
7138 to the incoming_virtual_args_rtx.
7139 (xstormy16_gimplify_va_arg_expr): Rename to
7140 xstormy16_gimplify_va_arg_expr.
7141 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
7142 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
7143 xstormy16_gimplify_va_arg_expr.
7144 Fix up some formatting issues.
7146 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
7147 Move to predicates.md.
7148 (xs_hi_general_operand): Likewise.
7149 (xs_hi_nonmemory_operand): Likewise.
7150 * config/stormy16/predicates.md:
7151 (xstormy16_carry_plus_operand): New predicate.
7152 (xs_hi_general_operand): New predicate.
7153 (xs_hi_nonmemory_operand): New predicate.
7154 * config/stormy16/stormy16-protos.h:
7155 (xstormy16_carry_plus_operand): Delete prototype.
7156 (xs_hi_general_operand): Likewise.
7157 (xs_hi_nonmemory_operand): Likewise.
7159 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
7160 modifiers as they are no longer needed and they can trigger
7161 reload spill failures.
7163 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
7164 with a match_operand in order to help reload.
7166 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
7167 constraint with 'e' for the 8th alternative as this version of
7168 the mov.w instruction only accepts the lower 8 registers.
7170 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
7173 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
7174 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
7177 2008-01-25 Jakub Jelinek <jakub@redhat.com>
7180 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
7182 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
7184 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
7186 (remove_structure): Update allocations list before removing structure.
7188 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
7190 * ipa-struct-reorg.c (is_safe_cond_expr,
7191 create_new_stmts_for_cond_expr): Use integer_zerop function,
7192 that recognize not only zero-pointer, but zero-integer too.
7194 2008-01-25 Ben Elliston <bje@au.ibm.com>
7197 * fixproto: Escape "." in sed expression that strips leading "./".
7199 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
7202 * gcc.c (SWITCH_OK): Removed.
7203 (SWITCH_LIVE): Changed to bit.
7204 (SWITCH_FALSE): Likewise.
7205 (SWITCH_IGNORE): Likewise.
7206 (switchstr): Change live_cond to unsigned int.
7207 (process_command): Replace SWITCH_OK with 0.
7208 (do_self_spec): Likewise.
7209 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
7210 (give_switch): Likewise.
7211 (used_arg): Likewise.
7212 (do_spec_1): Set the SWITCH_IGNORE bit.
7213 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
7214 bits. Set the SWITCH_LIVE bit.
7216 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7218 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
7220 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
7222 PR tree-optimization/34472
7223 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
7224 parameter to a "bool *" and set *DATA to false if there is
7225 an unsafe access. Do not delete the structure here.
7226 (check_cond_exprs): Delete it here instead.
7227 (check_cond_exprs, exclude_cold_structs): Do not increase
7228 I when removing a structure.
7230 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
7233 * config/i386/i386.c (ix86_expand_vector_init): Consider only
7234 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
7236 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
7239 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
7240 a fixed vector for stack.
7242 2008-01-24 Ben Elliston <bje@au.ibm.com>
7245 * doc/gcc.texi (Software development): Add a direntry for g++.
7247 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
7249 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
7250 stale and straggling -fforce-addr comments above.
7252 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
7254 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
7255 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
7257 2008-01-23 Michael Matz <matz@suse.de>
7260 * dwarf2out.c (force_type_die): Use modified_type_die instead of
7263 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
7265 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
7268 2008-01-23 Anatoly Sokolov <aesok@post.ru>
7270 * config/avr/avr.c (avr_current_arch): New variable.
7271 (avr_arch_types): Add 'avr31' and 'avr51' entries.
7272 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
7273 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
7274 (avr_override_options): Init 'avr_current_arch'.
7275 (base_arch_s): Move from here...
7276 * config/avr/avr.h (base_arch_s): ... here. Add new members
7277 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
7278 'mega' to 'have_jmp_call'.
7279 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
7280 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
7282 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
7284 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
7285 MULTILIB_MATCHES): (Ditto.).
7287 2008-01-23 Richard Guenther <rguenther@suse.de>
7290 * cgraphunit.c (cgraph_reset_node): Always mark the node
7291 not reachable if it is not queued already.
7293 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
7295 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
7296 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
7297 (cputype_selected): New static variable.
7298 (bfin_handle_option): Set it if -mcpu is used.
7299 (override_option): Select default set of workarounds if no cpu type
7300 selected on the command line.
7301 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
7303 From Michael Frysinger <michael.frysinger@analog.com>
7304 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
7305 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
7307 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
7308 for bf547, bf523, bf524, and bf526.
7309 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
7311 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7312 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
7313 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
7314 __ADSPBF547__ and __ADSPBF54x__ for bf547.
7315 * doc/invoke.texi (Blackfin Options): Document that
7316 -mcpu now accept bf547, bf523, bf524, and bf526.
7318 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
7320 PR rtl-optimization/34628
7321 * combine.c (try_combine): Stop and undo after the first combination
7322 if an autoincrement side-effect on the first insn has effectively
7325 2008-01-22 David Edelsohn <edelsohn@gnu.org>
7328 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
7329 Offset addresses are not valid for Altivec or paired float modes.
7331 2008-01-22 Jakub Jelinek <jakub@redhat.com>
7334 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
7335 if DECL_INITIAL (decl) is error_mark_node.
7338 * c-common.c (handle_vector_size_attribute): Only allow
7339 integral, scalar float and fixed point types. Handle OFFSET_TYPE
7340 the same way as pointer, array etc. types.
7341 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
7344 * tree.c (build_type_attribute_qual_variant): Call
7345 build_qualified_type if attributes are equal, but quals are not.
7347 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7350 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
7351 * flags.h (warn_strict_aliasing): Remove.
7352 (warn_strict_overflow): Remove.
7353 * opts.c (warn_strict_aliasing): Remove.
7354 (warn_strict_overflow): Remove.
7355 * c-opts.c (c_common_handle_option): -Wall only sets
7356 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
7357 (c_common_post_options): Give default values to -Wstrict-aliasing
7358 and -Wstrict-overflow if they are uninitialized.
7359 * common.opt (Wstrict-aliasing): Specify Var and Init.
7360 (Wstrict-overflow): Likewise.
7362 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
7364 PR rtl-optimization/26854
7365 PR rtl-optimization/34400
7366 PR rtl-optimization/34884
7367 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
7369 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
7370 (df_rd_bb_info.expanded_lr_out): Deleted
7371 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
7372 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
7373 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
7374 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
7375 Removed code to allocate, initialize or free expanded_lr_out.
7376 (df_rd_bb_local_compute_process_def): Restructured to make more
7378 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
7379 sets if the sets are being trimmed.
7381 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
7384 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
7385 (as_vers): Likewise.
7386 * configure: Regenerated.
7388 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7391 * tree-pass.h (pass_build_alias): New pass.
7392 * tree-ssa-alias.c (gate_build_alias): New.
7393 (pass_build_alias): New.
7394 * passes.c (init_optimization_passes): Add pass_build_alias after
7395 pass_create_structure_vars.
7397 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
7399 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
7400 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
7401 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
7402 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
7403 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
7404 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
7405 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
7406 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
7407 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
7408 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
7409 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
7410 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
7411 * config/s390/s390.md (FP_ALL): New mode iterator.
7412 (_d): New mode attribute.
7413 ("*signbit<mode>2>"): Changed mode of first operand.
7414 ("isinf<mode>2"): Changed mode of first operand.
7415 ("*TDC_insn"): Adaptation for DFP modes.
7417 2008-01-22 Ben Elliston <bje@au.ibm.com>
7419 * tree.c (check_qualified_type): Improve function description.
7421 2008-01-21 Jason Merrill <jason@redhat.com>
7424 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
7425 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
7428 2008-01-21 DJ Delorie <dj@redhat.com>
7430 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
7433 2008-01-21 Richard Guenther <rguenther@suse.de>
7436 * tree-cfg.c (verify_expr): Allow all invariant expressions
7437 instead of just constant class ones as reference argument.
7438 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
7439 like any other constant.
7440 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7442 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
7444 * regmove.c (fixup_match_1): Update call crossed frequencies.
7446 2008-01-21 Richard Guenther <rguenther@suse.de>
7449 * tree-inline.c (setup_one_parameter): Deal with mismatched
7450 types using a VIEW_CONVERT_EXPR.
7452 2008-01-21 Alon Dayan <alond@il.ibm.com>
7453 Olga Golovanevsky <olga@il.ibm.com>
7455 PR tree-optimization/34701
7456 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
7457 when the structure size is not a power of 2.
7459 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
7461 * doc/install.texi: Add doc for --enable-checking=df.
7463 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
7465 PR rtl-optimization/34808
7466 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
7468 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7470 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
7473 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7475 PR rtl-optimization/26854
7476 PR rtl-optimization/34400
7477 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
7479 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
7480 (df_rd_bb_info.expanded_lr_out): New.
7481 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
7482 * loop_iv.c (iv_analysis_loop_init): Ditto.
7483 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
7484 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
7485 Added code to allocate, initialize or free expanded_lr_out.
7486 (df_rd_bb_local_compute_process_def): Restructured to make
7487 more understandable.
7488 (df_rd_confluence_n): Add code to do nothing with fake edges and
7489 code to no apply invalidate_by_call sets if the sets are being trimmed.
7490 (df_lr_local_finalize): Renamed to df_lr_finalize.
7491 (df_live_local_finalize): Renamed to df_live_finalize.
7493 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7496 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
7497 deciding whether to use reciprocal instructions.
7499 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
7501 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
7502 dwarf2out_note_section_used if cold_text_section is NULL.
7504 2008-01-19 Jakub Jelinek <jakub@redhat.com>
7506 PR gcov-profile/34610
7507 * tree-cfg.c (make_edges): Mark both outgoing edges from
7508 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
7509 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
7510 from OMP_FOR and OMP_CONTINUE outgoing edges.
7512 * tree-profile.c (tree_profiling): Return early if
7513 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
7515 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
7516 from cfun to child_cfun.
7517 * function.h (struct function): Add after_tree_profile bit.
7519 2008-01-19 Anatoly Sokolov <aesok@post.ru>
7521 * config/avr/avr.S (_exit): Disable interrupt.
7523 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7524 Steven Bosscher <stevenb.gcc@gmail.com>
7526 PR rtl-optimization/26854
7527 PR rtl-optimization/34400
7528 * df-problems.c (df_live_scratch): New scratch bitmap.
7529 (df_live_alloc): Allocate df_live_scratch when doing df_live.
7530 (df_live_reset): Clear the proper bitmaps.
7531 (df_live_bb_local_compute): Only process the artificial defs once
7532 since the order is not important.
7533 (df_live_init): Init the df_live sets only with the variables
7534 found live by df_lr.
7535 (df_live_transfer_function): Use the df_lr sets to prune the
7536 df_live sets as they are being computed.
7537 (df_live_free): Free df_live_scratch.
7539 2008-01-18 Ian Lance Taylor <iant@google.com>
7541 * common.opt: Add fmerge-debug-strings.
7542 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
7543 flag_merge_debug_strings rather than flag_merge_constants.
7544 * doc/invoke.texi (Option Summary): Mention
7545 -fmerge-debug-strings.
7546 (Debugging Options): Document -fmerge-debug-strings.
7548 2008-01-18 Ian Lance Taylor <iant@google.com>
7551 * tree.h (DECL_IS_OPERATOR_NEW): Define.
7552 (struct tree_function_decl): Add new field operator_new_flag.
7553 * tree-inline.c (expand_call_inline): When inlining a call to
7554 operator new, force the return value to go into a variable, and
7555 set DECL_NO_TBAA_P on that variable.
7556 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
7558 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
7561 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
7562 DWARF2_DEBUGGING_INFO.
7563 (dwarf2out_note_section_used): Ditto. Add prototype.
7564 (have_multiple_function_sections, text_section_used,
7565 cold_text_section_used, *cold_text_sections): Move declarations
7568 2008-01-17 Bob Wilson <bob.wilson@acm.org>
7570 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
7571 field and add signal_ra.
7572 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
7573 assignments to frame state pc. Move end of stack check after
7574 MD_FALLBACK_FRAME_STATE_FOR.
7575 (uw_update_context_1): Use frame state signal_regs if set, instead
7576 of checking signal_frame flag.
7577 (uw_update_context): Use frame state signal_ra if set.
7578 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
7579 * config/xtensa/linux-unwind.h: New file.
7581 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
7583 * modulo-sched.c (get_sched_window): Fix comment typo.
7585 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
7587 PR tree-optimization/34648
7588 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
7590 2008-01-17 Anatoly Sokolov <aesok@post.ru>
7592 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
7593 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
7595 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
7597 PR rtl-optimization/34400
7598 * df-core.c (df_worklist_dataflow_overeager,
7599 df_worklist_dataflow_doublequeue): New functions.
7600 (df_worklist_dataflow): Two different worklist solvers.
7601 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
7604 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7607 * doc/invoke.texi: Document the dependence on pthread for fopenmp
7608 and ftree-parallelize-loops.
7610 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
7612 PR rtl-optimization/34826
7613 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
7615 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
7617 * global.c (find_reg): Mark the eh regs as used if necessary.
7618 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
7619 * ra.h (struct allocno): no_eh_reg field added. Changed
7620 no_stack_reg type to bitfield.
7622 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
7624 * tree.c (substitute_in_expr): Add missing 'break'.
7626 2008-01-17 Richard Guenther <rguenther@suse.de>
7628 PR tree-optimization/34825
7629 * tree-ssa-math-opts.c (is_division_by): Do not recognize
7630 x / x as division to handle.
7632 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7634 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
7635 "-pthread" is specified.
7636 * pa-hpux11.h (LIB_SPEC): Likewise.
7638 2008-01-16 Janis Johnson <janis187@us.ibm.com>
7639 Peter Bergner <bergner@vnet.ibm.com>
7641 PR rtl-optimization/33796
7642 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
7644 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7646 PR libgfortran/34699
7647 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
7649 * pa-hpux10.h (LINK_SPEC): Likewise.
7650 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
7652 2008-01-16 Richard Guenther <rguenther@suse.de>
7655 * fold-const.c (fold_convert_const_int_from_int): Do not
7656 set overflow if that occured only because of a sign extension
7657 change when converting from/to a sizetype with the same
7658 precision and signedness.
7660 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7663 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
7664 location address to the correct place. Update copyright year.
7666 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7668 * lambda-code.c (lambda_transform_legal_p): Handle the case of
7669 no dependences in the dependence_relations vector.
7671 2008-01-16 Jan Hubicka <jh@suse.cz>
7673 PR rtl-optimization/31396
7674 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
7675 * cfg.c (dump_reg_info): Print it.
7676 * regs.h (struct reg_info_t): add freq_calls_crossed.
7677 (REG_FREQ_CALLS_CROSSED): New macro.
7678 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
7679 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
7680 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
7681 regmove_optimize): Update call crossed frequencies.
7682 * local-alloc.c (struct qty): Add freq_calls_crossed.
7683 (alloc_qty): Copute freq_calls_crossed.
7684 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
7685 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
7686 * ra.h (struct allocno): Add freq_calls_crossed.
7688 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7690 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
7691 libgomp when compiling with ftree-parallelize-loops.
7692 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
7694 2008-01-16 Richard Guenther <rguenther@suse.de>
7696 PR tree-optimization/34769
7697 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
7698 * tree.c (int_cst_value): Instead make this function more
7699 permissive in what it accepts as valid input. Document this
7700 function always sign-extends the value.
7702 2008-01-16 Jakub Jelinek <jakub@redhat.com>
7703 Richard Guenther <rguenther@suse.de>
7706 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
7707 (gimple_fold_indirect_ref_rhs): ... this.
7708 (gimple_fold_indirect_ref): New function with foldings
7709 that preserve lvalueness.
7710 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
7711 * tree-flow.h (gimple_fold_indirect_ref): Declare.
7712 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
7713 to fold an INDIRECT_REF, fall back to the old use of
7714 fold_indirect_ref_1.
7716 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7718 * tree-data-ref.c (subscript_dependence_tester_1): Call
7719 free_conflict_function.
7720 (compute_self_dependence): Same.
7722 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7725 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
7726 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
7728 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
7729 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
7730 for DWARF2_UNWIND_INFO targets.
7732 2008-01-16 Richard Guenther <rguenther@suse.de>
7735 * c-typeck.c (common_pointer_type): Do not merge inconsistent
7736 type qualifiers for function types.
7738 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
7740 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
7741 loop_iterator li from previous commit.
7743 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
7745 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
7747 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7749 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
7750 (parallelize_loops): Don't parallelize irreducible components.
7752 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7755 * c-opts (c_common_post_options): Do not enable CPP
7756 flag_pedantic_errors by default.
7758 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
7760 PR rtl-optimization/31944
7761 * cse.c (remove_pseudo_from_table): New function.
7762 (merge_equiv_classes): Use above function to remove pseudo-registers.
7763 (invalidate): Likewise.
7765 2008-01-13 Richard Guenther <rguenther@suse.de>
7768 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
7769 instead of TYPE_MODE to deal with calls from expand_one_error_var.
7771 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
7773 * gcse.c (cprop_jump): Call validate_unshare_change instead of
7774 validate_change to unshare the source of the PC set.
7776 2008-01-12 Jan Hubicka <jh@suse.cz>
7779 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
7780 references above array bounds. This might trigger bounds checks for
7783 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7785 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
7786 new_replaceable_dependencies.
7788 2008-01-12 Doug Kwan <dougkwan@google.com>
7790 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
7791 instead of OPT_Wreturn_type in warning due to ignored return type
7793 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
7794 options included in -Wextra.
7795 * c.opt: New option -Wignored_qualifiers.
7796 * doc/invoke.texi (Warning Options, -Wextra): Add new option
7797 -Wignore_qualifiers.
7798 (-Wignored-qualifiers): Document.
7799 (-Wreturn-type): Remove description of functionality now handled
7800 by -Wignored-qualifiers.
7802 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
7805 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
7806 NOP_EXPR if it is between integral types with the same precision.
7808 2008-01-12 Jan Hubicka <jh@suse.cz>
7811 * invoke.texi (max-inline-recursive-depth): Fix default value.
7813 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
7815 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
7818 2008-01-11 Bob Wilson <bob.wilson@acm.org>
7820 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
7822 2008-01-11 James E. Wilson <wilson@specifix.com>
7825 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
7827 2008-01-11 Anatoly Sokolov <aesok@post.ru>
7829 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
7830 save/restore frame pointer register and don't use 'call-prologues'
7831 optimization in function with "OS_task" attribute.
7833 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
7836 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
7837 when copying to memory.
7839 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
7841 PR rtl-optimization/30905
7842 * cfgcleanup.c: Include dce.h
7843 (crossjumps_occured): New global variable.
7844 (try_crossjump_bb): Exit loop after finding a fallthru edge.
7845 If something changed, set crossjumps_occured to true.
7846 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
7847 Don't add/remove fake edges to exit here...
7848 (cleanup_cfg): ...but do it here, when crossjumping.
7849 Run a fast DCE when successful crossjumps occured in the latest
7850 iteration of try_optimize_cfg.
7852 2008-01-11 Richard Guenther <rguenther@suse.de>
7854 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
7855 (struct vn_unary_op_s): Likewise.
7856 (vn_reference_insert): Free old reference on hash collision.
7858 2008-01-10 Raksit Ashok <raksit@google.com>
7860 PR rtl-optimization/27971
7861 * combine.c (find_split_point): Split PLUS expressions which are
7862 inside a MEM rtx, and whose first operand is complex.
7864 2008-01-10 DJ Delorie <dj@redhat.com>
7866 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
7867 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
7868 (m32c_hard_regno_ok): Call the underlying function.
7870 2008-01-10 Richard Guenther <rguenther@suse.de>
7873 * tree-cfg.c (tree_merge_blocks): Do not go through the
7874 full-blown folding and stmt updating path if we just deal
7875 with virtual operands.
7876 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
7877 test for abnormal SSA_NAMEs.
7879 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
7882 * reload.c (push_reload): Add assertions. All constants from
7883 reg_equiv_constant should have been used for replacing the respective
7885 (find_reloads_address): Invoke find_reloads_address_part for
7886 constant taken from the reg_equiv_constant array.
7888 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
7890 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
7891 field (valnum) the first in the struct. Replace bools with
7894 2008-01-10 Richard Guenther <rguenther@suse.de>
7896 PR tree-optimization/34651
7897 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
7898 types and ordering for masking and converting.
7900 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
7902 PR tree-optimization/34017
7903 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
7904 also for PHI_NODE expressions.
7906 2008-01-09 Jan Hubicka <jh@suse.cz>
7908 PR tree-optimization/34708
7909 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
7910 based on number of case labels.
7911 (init_inline_once): Remove switch_cost.
7912 * tree-inline.h (eni_weights_d): Remove switch_cost.
7914 2008-01-09 Richard Guenther <rguenther@suse.de>
7915 Andrew Pinski <andrew_pinski@playstation.sony.com>
7918 * gimplify.c (gimplify_cond_expr): Do not create an addressable
7919 temporary if an rvalue is ok or an lvalue is not required.
7921 2008-01-09 Richard Guenther <rguenther@suse.de>
7924 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
7927 2008-01-09 Richard Guenther <rguenther@suse.de>
7930 * tree.c (host_integerp): Check for sizetype only if the
7931 type is an integer type.
7933 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
7936 * opts.c (decode_options): Disable inlining of functions called
7937 once if not in unit-at-a-time mode.
7939 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
7941 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
7943 2008-01-08 Richard Guenther <rguenther@suse.de>
7946 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
7947 out early if the result will be unused.
7949 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7954 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7955 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7958 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
7960 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
7961 for vectorization tuned.
7963 2008-01-08 Richard Guenther <rguenther@suse.de>
7965 PR tree-optimization/34683
7966 * tree-ssa-operands.c (operand_build_cmp): Export.
7967 * tree-ssa-operands.h (operand_build_cmp): Declare.
7968 * tree-vn.c (vuses_compare): Remove.
7969 (sort_vuses): Use operand_build_cmp.
7970 (sort_vuses_heap): Likewise.
7971 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
7972 to re-use old VEC if available. Do not sort already sorted VUSEs.
7973 (vdefs_to_vec): Do not sort already sorted VDEFs.
7975 2008-01-08 Jakub Jelinek <jakub@redhat.com>
7978 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
7980 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7983 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
7984 limitations of reciprocal sequences on x86 targets.
7986 2008-01-08 Richard Guenther <rguenther@suse.de>
7988 PR tree-optimization/34683
7989 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
7991 2008-01-07 Jakub Jelinek <jakub@redhat.com>
7994 * config/darwin.c (darwin_mergeable_string_section): Don't use
7995 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
7997 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
8000 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
8001 negxf2. Macroize expander using X87MODEF mode iterator. Change
8002 predicates of op0 and op1 to register_operand.
8003 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
8004 expander using X87MODEF mode iterator. Change predicates of
8005 op0 and op1 to register_operand.
8006 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
8007 corresponding patterns and macroize using MODEF macro. Change
8008 predicates of op0 and op1 to register_operand and remove
8009 "m" constraint. Disparage "r" alternative with "!".
8010 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
8011 macroize using X87MODEF macro. Change predicates of op0 and op1
8012 to register_operand and remove "m" constraint. Disparage "r"
8013 alternative with "!".
8014 (absneg splitter with memory operands): Remove.
8015 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
8016 patterns and macroize using X87MODEF mode iterator.
8017 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
8018 Change predicate of op1 to register_operand.
8019 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
8020 for memory operands.
8022 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
8024 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
8026 2008-01-07 Richard Guenther <rguenther@suse.de>
8028 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
8031 2008-01-07 Richard Guenther <rguenther@suse.de>
8033 PR tree-optimization/34683
8034 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
8035 VOPs of the needed size to save memory. Use VEC_quick_push
8036 to save compile-time.
8037 (vdefs_to_vec): Likewise.
8039 2008-01-07 Sa Liu <saliu@de.ibm.com>
8041 * config/spu/spu.md (divdf3): Genetate inline code for double
8042 division. The implementation doesn't handle INF or NAN, therefore it
8043 only applies when -ffinite-math-only is given.
8045 2008-01-06 Paolo Carlini <pcarlini@suse.de>
8048 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
8049 * doc/cpp.texi ([Common Predefined Macros]): Document.
8051 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
8053 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
8054 order to use commutative addition instead of subtraction.
8056 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8057 Mircea Namolaru <namolaru@il.ibm.com>
8058 Vladimir Yanovsky <yanov@il.ibm.com>
8059 Revital Eres <eres@il.ibm.com>
8061 PR tree-optimization/34263
8062 * tree-outof-ssa.c (process_single_block_loop_latch,
8063 contains_tree_r): New functions.
8064 (analyze_edges_for_bb): Call process_single_block_loop_latch
8065 function to empty single-basic-block latch block if possible.
8067 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8069 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
8071 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
8073 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
8075 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
8077 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
8079 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
8081 2008-01-05 Jakub Jelinek <jakub@redhat.com>
8083 PR tree-optimization/34618
8084 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
8087 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8090 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
8091 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
8092 Update copyright year.
8094 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
8095 Update copyright year.
8096 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
8099 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
8101 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
8102 edge does not point to current bb before changing need_assert.
8104 2008-01-04 Richard Guenther <rguenther@suse.de>
8107 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
8108 for verifying purposes if they are is_gimple_min_invariant.
8110 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
8112 PR tree-optimization/34448
8113 PR tree-optimization/34465
8114 * gimplify.c (gimplify_init_constructor): Add new parameter
8115 notify_temp_creation. Use it.
8116 (gimplify_modify_expr_rhs): Take volatiles into account when
8117 optimizing constructors.
8118 Do not optimize constructors if gimplify_init_constructor will dump to
8120 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
8121 * gcc.c-torture/compile/pr34448.c: New.
8123 2008-01-04 Jakub Jelinek <jakub@redhat.com>
8125 PR gcov-profile/34609
8126 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
8127 return_slot if result is TREE_ADDRESSABLE.
8129 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
8131 * config/mips/mips.md (sqrt_condition): Tweak comment.
8132 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
8134 2008-01-03 Tom Tromey <tromey@redhat.com>
8137 * c-common.c (c_type_hash): Handle VLAs.
8139 2008-01-03 Jan Hubicka <jh@suse.cz>
8141 PR tree-optimization/31081
8142 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
8143 0 when inlining and not inlining to first basic block.
8144 (remap_decl): When var is initialized to 0, don't set default_def.
8145 (expand_call_inline): Set entry_bb.
8146 * tree-inline.h (copy_body_data): Add entry_bb.
8148 2008-01-03 Jakub Jelinek <jakub@redhat.com>
8151 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
8154 PR tree-optimization/29484
8155 * tree-inline.c (inline_forbidden_p_2): New function.
8156 (inline_forbidden_p): Disallow inlining if some static var
8157 has an address of a local LABEL_DECL in its initializer.
8158 * doc/extend.texi (Labels as Values): Document &&foo behaviour
8161 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
8163 PR tree-optimization/34635
8164 * tree-data-ref.c (add_other_self_distances): Make sure that the
8165 evolution step is constant.
8167 2008-01-03 Jakub Jelinek <jakub@redhat.com>
8170 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
8172 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
8174 * tree-sra.c (scalarize_init): Insert the generate_element_init
8175 statements after the generate_element_zero statements.
8177 2008-01-02 Richard Guenther <rguenther@suse.de>
8181 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
8182 for very large number of operands instead of ICEing.
8184 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
8187 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
8188 while stack probing.
8190 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
8192 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
8195 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
8198 * tree-mudflap.c (mx_register_decls): Guard warning by
8199 !DECL_ARTIFICIAL check.
8201 2008-01-01 Jakub Jelinek <jakub@redhat.com>
8203 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
8204 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
8205 sse5_perm<mode>): Fix constraints.