1 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
3 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have the
4 same size types for the indirect reference on the rhs, then create a VCE.
6 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
9 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
10 one insn template instead of template series.
11 (*xordi_1_rex64): Ditto.
12 (*xordi_2_rex64): Ditto.
14 2008-05-05 Ira Rosen <irar@il.ibm.com>
16 PR tree-optimization/36119
17 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
20 2008-06-04 Jan Hubicka <jh@suse.cz>
22 tree-optimization/36100
23 * tree-pass.h (pass_O0_always_inline): Declare.
24 * ipa-inline.c (inline_transform): Remove dead code.
25 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
26 pass_O0_always_inline): New.
27 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
29 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
31 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
32 mnemonic in this_param move for TARGET_64BIT.
34 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
36 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
37 (*strmovsi_rex_1): Ditto.
39 (*strsetsi_rex_1): Ditto.
41 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
42 adddicc expanders using SWI mode iterator.
44 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
47 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
50 2008-05-04 David S. Miller <davem@davemloft.net>
52 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
53 (sparc*-*-linux*): Use linux.h in tm_file.
54 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
55 compiler defaulting to 32-bit.
56 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
58 * config/sparc/linux.h: Remove definitions now obtained
60 * config/sparc/linux64.h: Likewise.
61 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
62 don't want this setting for 32-bit builds in a biarch compiler.
63 * doc/install.texi: Add sparc-linux to list of targets
64 supporting --enable-targets=all.
66 2008-05-03 Andrew Pinski <pinskia@gmail.com>
68 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
70 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
72 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
73 after V4SI_FTYPE_V8HI.
74 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
77 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
79 * doc/invoke.texi (max-flow-memory-locations): Removed.
80 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
82 2008-05-03 Richard Guenther <rguenther@suse.de>
85 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
87 2008-05-02 David S. Miller <davem@davemloft.net>
89 * config.gcc (need_64bit_hwint): Document libcpp dependency.
91 2008-05-02 Simon Baldwin <simonb@google.com>
94 * c-common.h (warn_array_subscript_range): Removed.
95 * c-common.c (warn_array_subscript_range): Ditto.
96 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
97 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
99 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
101 * config/i386/i386.c (ix86_special_builtin_type): New.
102 (bdesc_special_args): Likewise.
103 (ix86_expand_special_args_builtin): Likewise.
104 (ix86_init_mmx_sse_builtins): Updated.
105 (ix86_expand_builtin): Updated.
106 (ix86_expand_store_builtin): Removed.
107 (ix86_expand_unop_builtin): Likewise.
109 * config/i386/mm3dnow.h (__v2sf): Moved to ...
110 * config/i386/mmintrin.h (__v2sf): Here.
112 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
114 (_mm_loadl_pi): Likewise.
115 (_mm_storeh_pi): Replace __v2si with __v2sf.
116 (_mm_storel_pi): Likewise.
118 * doc/extend.texi: Correct __builtin_ia32_loadhps,
119 __builtin_ia32_loadlps, __builtin_ia32_storehps,
120 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
121 __builtin_ia32_loadlpd.
123 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
125 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
126 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
127 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
128 (ix86_init_mmx_sse_builtins): Updated.
129 (ix86_expand_args_builtin): Likewise.
130 (ix86_expand_builtin): Likewise.
131 (ix86_expand_unop1_builtin): Renamed to ...
132 (ix86_expand_unop_vec_merge_builtin): This.
134 2008-05-01 Jan Hubicka <jh@suse.cz>
137 * ipa-inline.c (inline_generate_summary): Make static.
138 (inline_transform): Do not call inlining at -O0; make static.
139 * passes.c (execute_todo): Add sanity check.
140 (execute_one_ipa_transform_pass): Execute proper flags.
142 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
144 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
145 (DECL_NONADDRESSABLE_P): Likewise.
146 * alias.c (record_component_aliases): Fix comment.
148 2008-05-01 Simon Baldwin <simonb@google.com>
150 * c-common.h (warn_array_subscript_range): New function.
151 * c-common.c (warn_array_subscript_range): Ditto.
152 * tree-vrp.c (check_array_ref): Corrected code to agree with
153 comment, ignoring only arrays of size 0 or size 1.
154 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
156 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
158 * config/i386/i386.c (ix86_builtin_type): Replace
159 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
160 (bdesc_args): Updated.
161 (ix86_init_mmx_sse_builtins): Likewise.
162 (ix86_expand_args_builtin): Likewise.
164 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
167 * doc/extend.texi: Correct __builtin_ia32_palignr.
169 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
172 * config/i386/i386.c (bdesc_crc32): Removed.
173 (ix86_expand_crc32): Likewise.
174 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
175 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
176 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
177 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
178 UINT_FTYPE_UINT_UCHAR.
179 (bdesc_args): Updated. Add crc32 builtins.
180 (ix86_init_mmx_sse_builtins): Updated.
181 (ix86_expand_args_builtin): Updated to support subreg.
183 * doc/extend.texi: Correct __builtin_ia32_crc32di.
185 2008-05-01 Jan Hubicka <jh@suse.cz>
187 * tree-pass.h (opt_pass): Add IPA_PASS.
188 (varpool_node, cgraph_node): Forward declare.
189 (ipa_opt_pass): Define.
190 (pass_ipa_inline): Turn into ipa_opt_pass.
191 (pass_apply_inline): Remove.
192 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
193 (apply_inline): Turn into ....
194 (inline_transform): ... this one.
195 (inline_generate_summary): New function.
196 (pass_apply_inline): Remove.
197 * function.h (ipa_opt_pass): Forward declare structure; typedef;
199 (struct function): Add ipa_transforms_to_apply.
200 * passes.c (register_one_dump_file): Work on IPA_PASS.
201 (init_optimization_passes): Remove pass_inline_parameters and
203 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
204 (execute_one_pass) ... here; apply transforms when possible.
205 (add_ipa_transform_pass, execute_ipa_summary_asses,
206 execute_one_ipa_transform_pass): New.
207 (execute_ipa_pass_list): Update for IPA_PASS type.
209 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
211 * config/i386/i386.c (ix86_builtin_type): Add
212 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
213 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
214 (bdesc_args): Add SSE4a builtins.
215 (ix86_init_mmx_sse_builtins): Updated.
216 (ix86_expand_args_builtin): Likewise.
217 (ix86_expand_builtin): Likewise.
219 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
221 * config/i386/i386.c (ix86_builtin_type): Add
222 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
223 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
224 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
225 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
226 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
227 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
228 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
229 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
230 and DI_FTYPE_DI_DI_INT.
231 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
232 (ix86_init_mmx_sse_builtins): Updated.
233 (ix86_expand_args_builtin): Likewise.
234 (ix86_expand_builtin): Likewise.
235 (ix86_expand_binop_imm_builtin): Removed.
237 * doc/extend.texi: Correct __builtin_ia32_palignr128.
239 2008-04-30 Richard Guenther <rguenther@suse.de>
241 PR tree-optimization/32921
242 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
244 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
246 * config/arm/arm.c (arm_unwind_emit): Use
247 crtl->all_throwers_are_sibcalls instead of
248 cfun->all_throwers_are_sibcalls.
249 (arm_output_fn_unwind): Likewise.
250 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
251 instead of cfun->uses_pic_offset_table.
252 (frv_expand_prologue): Likewise.
253 (frv_frame_pointer_required): Likewise.
254 (frv_expand_fdpic_call): Likewise.
255 (frv_emit_movsi): Likewise.
256 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
257 cfun->returns_pcc_struct instead of
258 current_function_returns_pcc_struct.
259 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
260 instead of cfun->calls_eh_return.
261 (m32c_pushm_popm): Likewise.
262 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
263 "extern" declaration.
265 2008-04-30 Richard Guenther <rguenther@suse.de>
267 PR tree-optimization/21636
268 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
270 (evaluate_stmt): Print the likely value.
271 (ccp_visit_stmt): Avoid excessive vertical spacing.
273 2008-04-30 Rafael Espindola <espindola@google.com>
275 * builtins.c (fold_call_expr): Return realret.
276 * tree-ssa-threadedge.c
277 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
278 __builtin_object_size.
280 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
282 * gcc.c (wrapper_string): New variable.
283 (insert_wrapper): New function.
284 (execute): New option -wrapper.
285 * doc/invoke.texi (Overall Options): New driver option -wrapper.
287 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
289 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
290 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
291 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
293 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
294 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
295 config/rs6000/e500crtres64gprctr.asm,
296 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
297 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
298 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
299 config/rs6000/e500crtsav64gprctr.asm,
300 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
301 config/rs6000/e500crtsavg64gprctr.asm: New files.
302 * config/rs6000/t-ppccomm: Add build rules for new files.
303 (LIB2FUNCS_STATIC_EXTRA): Add new files.
304 * config/rs6000/t-netbsd: Add build rules for new files.
305 (LIB2FUNCS_STATIC_EXTRA): New variable.
306 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
307 (CRTSAVRES_DEFAULT_SPEC): Likewise.
308 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
310 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
312 * config/i386/i386.c (ix86_builtin_type): Add
313 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
314 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
315 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
316 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
317 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
318 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
319 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
320 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
321 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
322 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
323 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
324 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
325 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
326 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
327 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
328 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
329 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
330 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
331 V1DI_FTYPE_V2SI_V2SI.
332 (bdesc_2arg): Moved to ...
334 (ix86_init_mmx_sse_builtins): Updated.
335 (ix86_expand_args_builtin): Updated. Take a pointer
336 to const struct builtin_description. Handle comparison
338 (ix86_expand_sse_compare): Take a new argument for swapping operands.
339 (ix86_expand_builtin): Updated.
341 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
342 (ssse3_pmaddubsw128): This.
343 (ssse3_pmaddubswv4hi3): Renamed to ...
344 (ssse3_pmaddubsw): This.
346 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
347 (__builtin_ia32_packssdw128): Likewise.
348 (__builtin_ia32_packuswb128): Likewise.
349 (__builtin_ia32_pmaddubsw): Likewise.
350 (__builtin_ia32_pmaddubsw128): Likewise.
352 2008-04-30 Richard Guenther <rguenther@suse.de>
354 PR tree-optimization/14847
355 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
356 (recognize_bits_test): Use it.
357 (recognize_single_bit_test): Likewise.
359 2008-04-30 Martin Jambor <mjambor@suse.cz>
361 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
362 instead of setting number of formal parameters to zero.
363 (ipcp_init_stage): Do not set the number of actual parameters to zero
365 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
366 which are called with variable number of arguments.
367 (ipcp_insert_stage): Explicitely skipping all nodes which are
368 called with variable number of arguments.
369 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
370 number of parameters.
372 * ipa-prop.h (struct ipa_node_params): Added flag
373 called_with_var_arguments
374 (ipa_set_param_count): Added. Changed sole setter to use it.
375 (ipa_get_param_count): Added. All readers of param_count
376 converted to use it instead.
377 (ipa_set_called_with_variable_arg): Added.
378 (ipa_is_called_with_var_arguments): Added.
379 (ipa_get_ith_param): Added. All readers of param_decls converted
381 (ipa_set_cs_argument_count): Added, sole writer to argument_count
383 (ipa_get_cs_argument_count): Added, all readers of argument_count
385 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
388 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
389 (struct ipcp_lattice): Renamed cval_type to type
390 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
392 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
393 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
394 (ipcp_insert_stage): Changed the type of variable cvalue to tree
395 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
396 (build_const_val): Changed the type of parameter cvalue to tree
397 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
398 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
400 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
403 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
404 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
405 (ipa_add_method): Renamed to ipa_push_func_to_list
406 (ipa_remove_method): Renamed to ipa_pop_func_from_list
407 (ipa_callsite_param_count): Removed.
408 (ipa_callsite_param_count_set): Removed.
409 (ipa_callsite_param): Removed.
410 (ipa_callsite_callee): Removed.
411 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
412 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
413 (ipa_method_formal_count): Removed.
414 (ipa_method_formal_count_set): Removed.
415 (ipa_method_get_tree): Removed.
416 (ipa_method_tree_map_create): Removed.
417 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
418 (ipa_create_param_decls_array): Creates the array itself
419 (ipa_create_param_decls_array): Temporary variable info instead of
421 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
422 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
424 (ipa_jf_get_info_type): Removed.
425 (ipa_node_create): Renamed to ipa_create_node_params
426 (ipa_free): Renamed to ipa_free_all_node_params
427 (ipa_nodes_create): Renamed to ipa_create_all_node_params
428 (ipa_edges_create): Renamed to ipa_create_all_edge_args
429 (ipa_edges_free): Renamed to ipa_free_all_edge_args
430 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
431 (ipa_free_all_node_params): Deallocation to jump_functions moved to
432 ipa_free_all_edge_args
433 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
434 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
435 (ipa_create_methodlist_node): Removed.
436 (ipa_methodlist_method): Removed.
437 (ipa_methodlist_method_set): Removed.
438 (ipa_methodlist_next_method): Removed.
439 (ipa_methodlist_next_method_set): Removed.
440 (ipa_method_is_modified): Removed.
441 (ipa_method_modify_create): Removed.
442 (ipa_method_modify_init): Temporary variable info instead of a few
444 (ipa_detect_param_modifications): Temporary variable info instead of
446 (ipa_compute_jump_functions): Temporary variable info instead of
448 (ipa_method_modify_set): Removed.
449 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
450 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
451 than craph_node as the first parameter.
452 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
453 (ipa_method_modify_init): Removed.
454 (ipa_compute_jump_functions): Added a temp variable instead of
455 repeatadly dereferencing the cgraph_edge.aux pointer
456 (ipa_callsite_param_set_type): Removed.
457 (ipa_compute_jump_functions): i renamed to index and moved to
459 (ipa_callsite_param_set_info_type_formal): Removed.
460 (ipa_callsite_param_set_info_type): Removed.
461 (ipa_callsite_param_map_create): Removed.
462 (ipa_callsite_tree): Removed.
463 (ipa_callsite_caller): Removed.
464 (ipa_pop_func_from_list): return_method removed to return_func
466 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
467 prefixed all values with IPA_. Changed all users.
468 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
469 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
470 and FORMAL_IPATYPE IPA_PASS_THROUGH.
471 (union parameter_info): Renamed to jump_func_value.
472 (union jump_func_value): Renamed value to constant
473 (struct ipa_jump_func): Renamed info_type to value
474 (struct ipa_node): Renamed to ipa_node_params
475 (struct ipa_node_params): Renamed ipa_arg_num to param_count
476 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
477 (struct ipa_node_params): Renamed ipa_mod to modified_flags
478 (struct ipa_edge): Renamed to ipa_edge_args
479 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
480 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
481 (struct ipa_methodlist): Renamed to ipa_func_list
482 (struct ipa_func_list): method_p renamed to node, next_method
484 (ipa_methodlist_p): Removed, switched all users to struct pointer
485 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
487 2008-04-30 Alan Modra <amodra@bigpond.net.au>
489 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
490 (rs6000_emit_epilogue): Use backchain to restore only when we
491 have a large frame. Make use of frame pointer to restore if we
492 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
494 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
496 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
497 Add mode to zero_extract.
498 (sign bit tests peepholes): (Ditto.).
500 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
502 * config/i386/i386.c (ix86_builtins): Replace Prescott New
503 Instructions in comments with SSE3.
504 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
505 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
506 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
507 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
508 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
509 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
510 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
511 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
512 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
513 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
514 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
515 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
516 (bdesc_sse_args): Renamed to ...
517 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
518 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
519 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
521 (bdesc_1arg): Moved to ...
523 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
524 Instructions in comments with SSE3.
525 (ix86_expand_sse_operands_builtin): Renamed to ...
526 (ix86_expand_args_builtin): This. Updated.
527 (ix86_expand_unop1_builtin): Update comments.
528 (ix86_expand_builtin): Updated.
530 2008-04-29 Richard Guenther <rguenther@suse.de>
532 PR tree-optimization/36078
533 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
534 Update virtual SSA form after cleaning up the CFG.
536 2008-04-29 Richard Guenther <rguenther@suse.de>
539 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
541 2008-04-29 Richard Guenther <rguenther@suse.de>
543 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
544 (compute_may_aliases): Do not call finalize_ref_all_pointers.
545 (compute_flow_insensitive_aliasing): Do not treat
546 PTR_IS_REF_ALL pointers special.
547 (get_smt_for): Likewise.
548 (may_alias_p): Re-structure.
549 (is_escape_site): A ref-all pointer conversion is not an escape site.
550 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
551 PTR_IS_REF_ALL pointers special.
552 * tree-ssa-structalias.h (struct alias_info): Remove
553 ref_all_symbol_mem_tag field.
554 (PTR_IS_REF_ALL): Remove.
556 2008-04-29 Richard Guenther <rguenther@suse.de>
559 * fold-const.c (extract_muldiv_1): In combining division constants
560 make sure to never overflow.
562 2008-04-29 Nick Clifton <nickc@redhat.com>
564 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
566 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
569 * optc-gen.awk: Work around HP-UX/IA awk bug.
571 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
573 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
576 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
579 * config/i386/i386.md
580 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
581 Change operand 1 predicate to nonimmediate_operand.
583 2008-04-28 Jakub Jelinek <jakub@redhat.com>
586 * dwarf2out.c (struct die_struct): Mark as chain_circular through
588 * gengtype.c (walk_type, write_func_for_structure): Handle
590 * doc/gty.texi: Document chain_circular.
592 2008-04-28 Richard Guenther <rguenther@suse.de>
594 PR tree-optimization/36066
595 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
598 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
601 * config/i386/i386.md
602 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
603 Use match_scratch instead of match_operand for operands 3 and 4.
605 2008-04-27 Richard Guenther <rguenther@suse.de>
607 PR tree-optimization/18754
608 PR tree-optimization/34223
609 * tree-pass.h (pass_complete_unrolli): Declare.
610 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
611 loop size before and after unconditionally of UL_NO_GROWTH in effect.
612 Rewrite loop into loop closed SSA form if it is not already.
613 (tree_unroll_loops_completely): Re-structure to iterate over
614 innermost loops with intermediate CFG cleanups.
615 Unroll outermost loops only if requested or the code does not grow
617 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
619 (tree_vectorize): Instead do so here.
620 (tree_complete_unroll): Also unroll outermost loops.
621 (tree_complete_unroll_inner): New function.
622 (gate_tree_complete_unroll_inner): Likewise.
623 (pass_complete_unrolli): New pass.
624 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
625 uses outside of the loop.
626 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
627 form if it is available.
628 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
629 * passes.c (init_optimization_passes): Schedule complete inner
630 loop unrolling pass before the first CCP pass after final inlining.
632 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
634 * targhooks.h (default_emutls_var_fields,
635 default_emutls_var_init): Declare.
636 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
637 * target.h (struct gcc_target): Add struct emutls member.
638 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
639 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
640 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
641 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
642 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
643 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
644 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
645 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
646 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
647 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
648 emit debug information.
649 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
650 * varasm.c: Include targhooks.h.
651 (emutls_object_section, emutls_tmpl_section): New.
652 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
653 (EMUTLS_SEPARATOR): New.
655 (get_emutls_object_name): New.
656 (default_emutls_var_fields): New, broken out of ...
657 (get_emutls_object_type): ... here. Adjust to use target hooks.
658 (get_emutls_init_templ_addr): Adjust to use target hooks.
659 (emutls_decl): Adjust to use target hooks.
660 (emutls_finish): Likewise.
661 (default_emutls_var_init): New, broken out of ...
662 (assemble_variable): ... here. Adjust to use target hooks.
663 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
665 * c-common.c (handle_section_attribute): Prevent overriding
666 sections for emulated tls with special sections.
667 * config/i386/i386.c (x86_64_elf_select_section): Add
668 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
669 (x86_64_elf_unique_section): Likewise.
670 * config/vxworks.c: Include tree.h.
671 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
672 (vxworks_override_options): Set TLS scheme.
673 * doc/tm.texi (Emulated TLS): New node.
675 2008-04-26 Simon Baldwin <simonb@google.com>
678 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
679 with propagated string constants.
681 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
683 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
684 constraint for operand 2 when operand 0 is memory operand.
685 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
686 operand 0 is memory operand.
687 (fix_trunc<mode>_i387_with_temp): Ditto.
688 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
689 operand 2 when operand 1 is memory operand.
690 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
691 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
692 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
693 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
694 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
695 operands 2,3 and 4 when operand 1 is memory operand.
696 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
698 (fistdi2_floor_with_temp): Ditto.
699 (fist<mode>2_floor_with_temp): Ditto.
700 (fistdi2_ceil_with_temp): Ditto.
701 (fist<mode>2_ceil_with_temp): Ditto.
702 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
704 2008-04-26 David Daney <ddaney@avtrex.com>
706 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
708 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
709 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
710 UNSPEC_UPDATE_GOT_VERSION): Renumber.
711 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
712 (compare_and_swap_12): New insn.
713 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
714 * config/mips/mips.c (mips_force_binary): New function.
715 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
716 (mips_expand_compare_and_swap_12): New function.
717 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
719 2008-04-25 Jan Hubicka <jh@suse.cz>
722 * cfgexpand.c (pass_expand): Turn into RTL pass.
723 * passes.c (execute_one_pass): Do pass typechecking after execution.
724 * tree-pass.h (pass_expand): Turn into RTL pass.
726 * function.h (struct rtl_data): Move here fields
727 accesses_prior_frames, calls_eh_return, saves_all_registers,
728 has_nonlocal_goto, has_asm_statement, is_thunk,
729 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
730 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
731 arg_pointer_save_area_init from struct function; turn into bool.
732 (struct function): Move
733 calls_eh_return, saves_all_registers, has_nonlocal_goto,
734 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
735 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
736 tail_call_emit, arg_pointer_save_area_init
737 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
738 (current_function_returns_struct, current_function_returns_pcc_struct,
739 current_function_calls_setjmp, current_function_calls_alloca,
740 current_function_accesses_prior_frames,
741 current_function_calls_eh_return, current_function_is_thunk,
742 current_function_stdarg, current_function_profile,
743 current_function_limit_stack, current_function_uses_pic_offset_table,
744 current_function_uses_const_pool, current_function_has_nonlocal_label,
745 current_function_saves_all_registers,
746 current_function_has_nonlocal_goto,
747 current_function_has_asm_statement): Remove accesor macros.
748 * ra-conflict.c (global_conflicts): Update.
749 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
750 (suitable_for_tail_call_opt_p): Update.
751 * builtins.c (expand_builtin_return_addr): Update.
752 (expand_builtin_setjmp_setup): Update.
753 (expand_builtin_nonlocal_goto): Update.
754 * final.c (final_start_function): Update.
755 (profile_function): Update.
756 (leaf_function_p): Update.
757 (only_leaf_regs_used): Update.
758 * df-scan.c (df_get_exit_block_use_set): Update.
759 * dojump.c (clear_pending_stack_adjust): Update.
760 * tree-stdarg.c (gate_optimize_stdarg): Update.
761 * gimple-low.c (lower_function_body): Update.
762 * global.c (compute_regsets): Update.
763 (global_alloc): Update.
764 * dwarf2out.c (dwarf2out_begin_prologue): Update.
765 * expr.c (expand_assignment): Update.
766 * dse.c (dse_step0): Update.
768 * c-decl.c (store_parm_decls): Update.
769 * local-alloc.c (combine_regs): Update.
770 (find_free_reg): Update.
771 * function.c (assign_parms_augmented_arg_list): Update.
772 (assign_parm_find_data_types): Update.
773 (assign_parms): Update.
774 (allocate_struct_function): Update.
775 (expand_function_start): Update.
776 (expand_function_end): Update.
777 (get_arg_pointer_save_area): Update.
778 (thread_prologue_and_epilogue_insns): Update.
779 (rest_of_match_asm_constraints): Update.
780 * stor-layout.c (variable_size): Update.
781 * gcse.c (gcse_main): Update.
782 (bypass_jumps): Update.
783 * gimplify.c (gimplify_function_tree): Update.
784 * calls.c (emit_call_1): Update.
785 (expand_call): Update.
786 * bt-load.c (compute_defs_uses_and_gen): Update.
787 * except.c (sjlj_assign_call_site_values): Update.
788 (sjlj_emit_function_enter): Update.
789 (can_throw_external): Update.
790 (set_nothrow_function_flags): Update.
791 (expand_builtin_unwind_init): Update.
792 (expand_eh_return): Update.
793 (convert_to_eh_region_ranges): Update.
794 (output_function_exception_table): Update.
795 * emit-rtl.c (gen_tmp_stack_mem): Update.
796 * cfgexpand.c (expand_used_vars): Update.
797 (tree_expand_cfg): Update.
798 * cfgcleanup.c (rest_of_handle_jump): Update.
799 * explow.c (allocate_dynamic_stack_space): Update.
800 * varasm.c (assemble_start_function): Update.
801 (force_const_mem): Update.
802 (mark_constant_pool): Update.
803 * tree-optimize.c (tree_rest_of_compilation): Update.
804 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
805 * tree-cfg.c (notice_special_calls): Update.
806 (is_ctrl_altering_stmt): Update.
807 (tree_can_make_abnormal_goto): Update.
808 (tree_purge_dead_abnormal_call_edges): Update.
809 * config/alpha/predicates.md: Update.
810 * config/alpha/alpha.c (alpha_sa_mask): Update.
811 (alpha_sa_size): Update.
812 (alpha_does_function_need_gp): Update.
813 (alpha_expand_prologue): Update.
814 (alpha_start_function): Update.
815 (alpha_output_function_end_prologue): Update.
816 (alpha_expand_epilogue): Update.
817 * config/frv/frv.c (frv_stack_info): Update.
818 (frv_expand_epilogue): Update.
819 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
820 (s390_register_info): Update.
821 (s390_frame_info): Update.
822 (s390_init_frame_layout): Update.
823 (s390_can_eliminate): Update.
825 * config/spu/spu.c (spu_split_immediate): Update.
826 (need_to_save_reg): Update.
827 (spu_expand_prologue): Update.
828 (spu_expand_epilogue): Update.
829 * config/sparc/sparc.md: Update.
830 * config/sparc/sparc.c (eligible_for_return_delay): Update.
831 (sparc_tls_got): Update.
832 (legitimize_pic_address): Update.
833 (sparc_emit_call_insn): Update.
834 (sparc_expand_prologue): Update.
835 (output_return): Update.
836 (print_operand): Update.
837 (sparc_function_ok_for_sibcall): Update.
838 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
839 * config/m32r/m32r.md: Update.
840 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
841 (m32r_compute_frame_size): Update.
842 (m32r_expand_prologue): Update.
843 (m32r_expand_epilogue): Update.
844 (m32r_legitimize_pic_address): Update.
845 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
846 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
847 * config/i386/i386.c (ix86_frame_pointer_required): Update.
849 (ix86_save_reg): Update.
850 (ix86_compute_frame_layout): Update.
851 (ix86_expand_prologue): Update.
852 (ix86_expand_epilogue): Update.
853 * config/sh/sh.c (output_stack_adjust): Update.
854 (calc_live_regs): Update.
855 (sh5_schedule_saves): Update.
856 (sh_expand_prologue): Update.
857 (sh_expand_epilogue): Update.
858 (sh_setup_incoming_varargs): Update.
859 (sh_allocate_initial_value): Update.
860 (sh_get_pr_initial_val): Update.
861 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
862 * config/sh/sh.md (label:): Update.
863 * config/avr/avr.c (out_movhi_mr_r): Update.
864 * config/crx/crx.h (enum): Update.
865 * config/xtensa/xtensa.h (along): Update.
866 * config/stormy16/stormy16.c Update.
867 (xstormy16_compute_stack_layout): Update.
868 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
869 (fr30_expand_prologue): Update.
870 * config/cris/cris.c (cris_conditional_register_usage): Update.
871 (cris_reg_saved_in_regsave_area): Update.
872 (cris_initial_frame_pointer_offset): Update.
873 (cris_simple_epilogue): Update.
874 (cris_expand_prologue): Update.
875 (cris_expand_epilogue): Update.
876 (cris_expand_pic_call_address): Update.
877 (cris_asm_output_symbol_ref): Update.
878 (cris_asm_output_label_ref): Update.
879 * config/cris/cris.md Update.
880 * config/iq2000/iq2000.c (compute_frame_size): Update.
881 (iq2000_expand_epilogue): Update.
882 * config/mt/mt.h (save_direction): Update.
883 * config/mn10300/mn10300.c (mn10300_function_value): Update.
884 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
885 (ia64_secondary_reload_class): Update.
886 * config/m68k/m68k.c (m68k_save_reg): Update.
887 (m68k_expand_prologue): Update.
888 (m68k_expand_epilogue): Update.
889 (legitimize_pic_address): Update.
890 * config/rs6000/rs6000.c (rs6000_got_register): Update.
891 (first_reg_to_save): Update.
892 (first_altivec_reg_to_save): Update.
893 (compute_vrsave_mask): Update.
894 (compute_save_world_info): Update.
895 (rs6000_stack_info): Update.
896 (spe_func_has_64bit_regs_p): Update.
897 (rs6000_ra_ever_killed): Update.
898 (rs6000_emit_eh_reg_restore): Update.
899 (rs6000_emit_allocate_stack): Update.
900 (rs6000_emit_prologue): Update.
901 (rs6000_emit_epilogue): Update.
902 (rs6000_output_function_epilogue): Update.
903 (output_profile_hook): Update.
904 (rs6000_elf_declare_function_name): Update.
905 * config/rs6000/rs6000.h (rs6000_args): Update.
906 * config/rs6000/rs6000.md: Update.
907 * config/mcore/mcore.c (mcore_expand_prolog): Update.
908 * config/arc/arc.c (arc_output_function_epilogue): Update.
909 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
910 * config/darwin.c (machopic_function_base_name): Update.
911 * config/score/score3.c (score3_compute_frame_size): Update.
914 (score3_epilogue): Update.
915 * config/score/score7.c (score7_compute_frame_size): Update.
916 (score7_prologue): Update.
917 (score7_epilogue): Update.
918 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
919 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
920 * config/arm/arm.c (use_return_insn): Update.
921 (require_pic_register): Update.
922 (arm_load_pic_register): Update.
923 (arm_compute_save_reg0_reg12_mask): Update.
924 (arm_compute_save_reg_mask): Update.
925 (thumb1_compute_save_reg_mask): Update.
926 (output_return_instruction): Update.
927 (arm_output_function_prologue): Update.
928 (arm_output_epilogue): Update.
929 (arm_get_frame_offsets): Update.
930 (arm_expand_prologue): Update.
931 (thumb_pushpop): Update.
932 (thumb_exit): Update.
933 (thumb1_expand_prologue): Update.
934 (thumb1_expand_epilogue): Update.
935 (arm_unwind_emit): Update.
936 (arm_output_fn_unwind): Update.
937 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
938 * config/arm/arm.md: Update.
939 * config/pa/pa.md: Update.
940 * config/pa/pa.c (legitimize_pic_address): Update.
941 (compute_frame_size): Update.
942 (hppa_expand_prologue): Update.
943 (hppa_expand_epilogue): Update.
944 (borx_reg_operand): Update.
945 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
946 (HARD_REGNO_RENAME_OK): Update.
947 * config/mips/mips.c (mips_global_pointer): Update.
948 (mips_save_reg_p): Update.
949 (mips_compute_frame_info): Update.
950 (mips_frame_pointer_required): Update.
951 (mips_expand_prologue): Update.
952 (mips_expand_epilogue): Update.
953 (mips_can_use_return_insn): Update.
954 (mips_reorg_process_insns): Update.
955 * config/v850/v850.c (compute_register_save_size): Update.
956 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
957 * config/mmix/mmix.c (along): Update.
958 (mmix_expand_epilogue): Update.
959 * config/bfin/bfin.c (legitimize_pic_address): Update.
960 (must_save_p): Update.
961 (stack_frame_needed_p): Update.
962 (add_to_reg): Update.
963 (bfin_expand_prologue): Update.
964 * stmt.c (expand_asm_operands): Update.
965 * reload1.c (reload): Update.
966 (init_elim_table): Update.
968 2008-04-25 Bob Wilson <bob.wilson@acm.org>
970 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
972 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
974 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
975 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
976 (mov<mode>): Removed.
977 (*movv4sf_internal): Likewise.
978 (*movv2df_internal): Likewise.
980 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
982 * config.gcc (crx-*-elf): Remove deprecation.
984 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
986 * config/i386/cygming-crtend.c (register_frame_ctor): Register
987 __gcc_deregister_frame with atexit.
988 (deregister_frame_dtor): Remove.
990 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
991 Nathan Sidwell <nathan@codesourcery.com>
993 * config/rs6000/rs6000.opt (mspe): Remove Var property.
995 * config/rs6000/rs6000.h (rs6000_spe): Declare.
996 (rs6000_isel): Likewise.
997 * config/rs6000/rs6000.c (rs6000_spe): New variable.
998 (rs6000_isel): New variable.
999 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
1001 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1004 * c-common.c (handle_vector_size_attribute): Call
1005 lang_hooks.types.reconstruct_complex_type instead of
1006 reconstruct_complex_type.
1007 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
1008 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
1009 * langhooks.h (struct lang_hooks_for_types): Add
1010 reconstruct_complex_type hook.
1011 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
1012 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
1014 2008-04-24 Richard Guenther <rguenther@suse.de>
1016 * c-common.h (check_builtin_function_arguments): Declare.
1017 * c-common.c (validate_nargs): New function.
1018 (check_builtin_function_arguments): Likewise.
1019 * c-typeck.c (build_function_call): Call
1020 check_builtin_function_arguments.
1021 * builtins.c (fold_builtin_classify): Remove error reporting code.
1022 (fold_builtin_unordered_cmp): Likewise.
1023 (fold_builtin_1): Likewise.
1024 (fold_builtin_n): Likewise.
1026 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1028 PR tree-optimization/36008
1029 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
1030 the original op1, rather than delta by step.
1032 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
1033 Sebastian Pop <sebastian.pop@amd.com>
1035 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
1036 eliminate_local_variables_stmt, eliminate_local_variables,
1037 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
1038 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
1039 of code delimited by two edges in the CFG.
1040 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
1041 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
1042 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
1043 the case of parallelisation of reductions.
1044 (expr_invariant_in_region_p): New.
1046 * tree-flow.h (gather_blocks_in_sese_region): Declared.
1047 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
1049 2008-04-24 Ira Rosen <irar@il.ibm.com>
1050 Richard Guenther <rguenther@suse.de>
1052 PR tree-optimization/36034
1053 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
1054 incapable of dealing with loads with gaps.
1056 2008-04-24 Rafael Espindola <espindola@google.com>
1058 * tree-flow.h (vrp_evaluate_conditional): Change signature.
1059 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1060 vrp_evaluate_conditional.
1061 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
1062 (vrp_evaluate_conditional): Split the cond argument.
1063 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
1064 (simplify_stmt_for_jump_threading): Update call to
1065 vrp_evaluate_conditional.
1067 2008-04-24 Ira Rosen <irar@il.ibm.com>
1069 PR tree-optimization/35982
1070 * tree-vect-analyze.c (vect_check_interleaving): Check that the
1071 interleaved data-refs are of the same type.
1073 2008-04-24 Danny Smith <dannysmith@users.net>
1075 * c-format.c (check_format_info_main): Use strncmp rather than a
1076 magic prefix to handle multichar length specs.
1077 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
1078 Don't prefix "I64" and "I32" with '\0'.
1080 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1083 * config/i386/i386.c (init_cumulative_args): Don't pass anything
1084 in registers for -m32 only if stdarg_p (fntype).
1086 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
1088 PR rtl-optimization/36006
1089 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
1090 temp to op0 in order to avoid invalid rtx sharing.
1092 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
1094 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
1095 check TREE_INVARIANT.
1096 * tree-gimple.c (is_gimple_address): New.
1097 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
1098 * tree-gimple.h (is_gimple_address): New.
1099 * tree.h (decl_address_invariant_p): New.
1100 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
1101 (build_string): Likewise.
1102 (decl_address_invariant_p): New, from is_gimple_invariant_address.
1103 (tree_invariant_p_1): Likewise.
1104 (save_expr): Use it.
1105 (tree_invariant_p): New.
1106 (skip_simple_arithmetic): Use it.
1107 (stabilize_reference_1): Use it.
1108 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
1110 (build1_stat): Drop code to compute TREE_INVARIANT.
1111 (build2_stat): Drop code to compute TREE_INVARIANT.
1112 (build3_stat): Drop code to compute TREE_INVARIANT.
1113 (build4_stat): Drop code to compute TREE_INVARIANT.
1114 (build5_stat): Drop code to compute TREE_INVARIANT.
1115 (build7_stat): Drop code to compute TREE_INVARIANT.
1116 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
1117 * tree.h (struct tree_base): Remove invariant_flag.
1118 (TREE_INVARIANT): Remove.
1119 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
1120 (fold_builtin_expect): Check TREE_CONSTANT.
1121 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
1122 * c-tree.h (c_expr_to_decl): Drop third parameter.
1123 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
1124 (build_c_cast): Don't set TREE_INVARIANT.
1125 (pop_init_level): Don't set TREE_INVARIANT.
1126 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
1127 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
1129 (gimplify_init_constructor): Don't set TREE_INVARIANT.
1130 (gimplify_addr_expr): Adjust comment.
1131 * tree-mudflap.c (mf_build_string):
1132 * print-tree.c (print_node): Don't print TREE_INVARIANT.
1133 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
1134 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
1135 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
1136 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
1137 * langhooks.h (struct lang_hooks): Drop third parameter from
1140 2008-04-23 Richard Guenther <rguenther@suse.de>
1142 PR tree-optimization/27799
1143 PR tree-optimization/32921
1144 PR tree-optimization/32624
1145 * tree-ssa-structalias.c (merge_smts_into): Only merge the
1146 SMTs aliases and the tag itself into the solution.
1147 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
1148 merge the points-to solution back into the SMT aliases.
1149 (may_alias_p): Use alias_set_subset_of instead of
1150 aliases_conflict_p. A pointer which points to
1151 memory with alias set zero may access any variable.
1153 2008-04-23 Richard Guenther <rguenther@suse.de>
1155 * alias.c (alias_set_subset_of): Correctly handle asking
1156 if zero is a subset of an alias set with zero child.
1157 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
1158 (compute_flow_insensitive_aliasing): Correctly walk all
1159 pointers. Do not unnecessarily union sets.
1161 2008-04-23 Richard Guenther <rguenther@suse.de>
1164 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
1166 2008-04-22 Tomas Bily <tbily@suse.cz>
1168 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
1170 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
1172 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
1173 * tree-ssa-structalias.c (get_constraint_for): Likewise.
1174 * tree-inline.c (estimate_num_insns_1): Likewise.
1175 * varasm.c (const_hash_1, compare_constant, copy_constant)
1176 (compute_reloc_for_constant, output_addressed_constants): Likewise.
1177 * emit-rtl.c (component_ref_for_mem_expr)
1178 (set_mem_attributes_minus_bitpos): Likewise.
1179 * expr.c (highest_pow2_factor, expand_expr_real_1, )
1180 (is_aligning_offset): Likewise.
1181 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
1182 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
1183 * dojump.c (do_jump): Likewise.
1184 * builtins.c (get_pointer_alignment, get_memory_rtx)
1185 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
1186 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
1188 2008-04-23 Jakub Jelinek <jakub@redhat.com>
1190 PR rtl-optimization/36017
1191 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
1192 expanding the library call.
1194 2008-04-22 Ian Lance Taylor <iant@google.com>
1196 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
1199 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
1201 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
1202 of LR/CTR moves for Power6.
1204 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1207 * passes.c (init_optimization_passes): Remove
1208 pass_fast_rtl_byte_dce.
1210 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
1213 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
1214 builtin functions to generate faster code.
1215 (_mm_cvtpu16_ps): Ditto.
1216 (_mm_cvtpi32x2_ps): Ditto.
1218 2008-04-22 Nick Clifton <nickc@redhat.com>
1220 * common.opt (ftree-loop-distribution): Add Optimization
1223 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
1224 (frv_expand_builtin_va_start): Likewise.
1226 * config/arm/arm.c (thumb_find_work_register): Fix location of
1227 argument register count.
1229 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1231 Support scheduling for ColdFire V1 and V3 microarchitecture.
1232 Improve scheduling of multiplication instructions.
1234 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
1235 (mac): New instruction attribute.
1236 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
1237 (m68k_sched_mac): New variable.
1238 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
1239 Handle cfv1 and cfv3.
1240 (max_insn_size): New static variable.
1241 (struct _sched_ib): New type.
1242 (sched_ib): New static variable.
1243 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
1244 to fields of 'struct _sched_ib sched_ib'. Update all uses.
1245 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
1247 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
1248 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
1249 new variables. Update.
1250 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1251 Add modeling of cfv3 instruction buffer. Update.
1252 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
1253 * config/m68k/m68k.h (TUNE_CFV3): New macro.
1254 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
1255 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
1256 a particular reservation applies to.
1257 (type2): Reorganize attribute values. Rename alu to alu_reg,
1258 alu_l to alu, move_l to omove. Join move to alu. Split mul
1260 (cf_ib_*): Simplify description of instruction buffer.
1261 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
1262 (cf_mem): Split into cf_mem1 and cf_mem2.
1263 (cf_v2_move_??): Rename to cfv12_alu_??.
1264 (cf_v2_move_l_??): Rename to cfv12_omove_??.
1265 (cf_v2_mul_??): Remove reservations.
1266 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
1267 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
1268 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
1270 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
1271 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
1272 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
1273 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
1274 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
1275 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
1276 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
1277 expansions of the above reservations for instructions of sizes
1280 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1282 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
1284 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
1286 * coverage.c: Include tree-pass.h.
1287 (coverage_counter_alloc): Print da_file_name to the dump file.
1289 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1291 * sbitmap.c (sbitmap_range_empty_p): New function.
1292 * sbitmap.h (sbitmap_range_empty_p): New function.
1293 * bitmap.h: Now includes obstack.h.
1295 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
1296 Kenneth Zadeck <zadeck@naturalbridge.com>
1298 * dbgcnt.def (ra_byte_scan): Added.
1299 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
1300 when the last hit happens for a counter.
1301 * timevar.def (TV_DF_BYTE_LR): New variable.
1302 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
1303 * passes.c (pass_fast_rtl_byte_dce): New pass.
1304 * fwprop.c (update_df): Added mode to call df_ref_create.
1305 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
1306 DF_REF_EXTRACT_OFFSET.
1307 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
1308 DF_BYTE_LR_OUT, df_byte_lr): New macro.
1310 (df_ref_extract): Added mode field.
1311 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
1312 DF_REF_EXTRACT_OFFSET.
1313 (DF_REF_EXTRACT_MODE): New macro.
1314 (df_byte_lr_bb_info): New structure.
1315 (df_print_byte_regset, df_compute_accessed_bytes,
1316 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
1317 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
1318 df_byte_lr_simulate_uses,
1319 df_byte_lr_simulate_artificial_refs_at_top,
1320 df_byte_lr_simulate_artificial_refs_at_end,
1321 df_compute_accessed_bytes): New function.
1322 (df_ref_create): Add parameter.
1323 (df_byte_lr_get_bb_info): New inline function.
1324 * df-scan.c (df_ref_record, df_uses_record,
1325 df_ref_create_structure): Added mode parameter.
1326 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
1327 df_defs_record, df_uses_record, df_get_conditional_uses,
1328 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
1329 df_entry_block_defs_collect, df_exit_block_uses_collect):
1330 Added mode parameter to calls to df_ref_record, df_uses_record,
1331 df_ref_create_structure.
1332 (df_ref_equal_p, df_ref_compare): Added test for modes.
1333 (df_ref_create_structure): Added code to set mode. Renamed
1334 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
1335 DF_REF_EXTRACT_OFFSET.
1336 * df-core.c (df_print_byte_regset): New function.
1337 * df-byte-scan.c: New file.
1338 * df-problems.c (df_rd_transfer_function): Removed unnecessary
1339 calls to BITMAP_FREE.
1340 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
1341 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
1342 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
1343 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
1344 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
1345 df_byte_lr_local_compute, df_byte_lr_init,
1346 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
1347 df_byte_lr_transfer_function, df_byte_lr_free,
1348 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
1349 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
1350 df_byte_lr_simulate_uses,
1351 df_byte_lr_simulate_artificial_refs_at_top,
1352 df_byte_lr_simulate_artificial_refs_at_end): New function.
1353 * dce.c (byte_dce_process_block): New function.
1354 (dce_process_block): au is now passed in rather than computed
1355 locally. Changed loops that look at artificial defs to not look
1356 for conditional or partial ones, because there never are any.
1357 (fast_dce): Now is able to drive byte_dce_process_block or
1358 dce_process_block depending on the kind of dce being done.
1359 (rest_of_handle_fast_dce): Add parameter to fast_dce.
1360 (rest_of_handle_fast_byte_dce): New function.
1361 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
1362 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
1364 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
1367 * gcc.h: Added fortran options that take arguments to
1368 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
1371 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
1373 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
1374 scalarization if on the LHS and not a full access.
1376 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1378 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
1380 2008-04-18 Rafael Espindola <espindola@google.com>
1382 * tree-vrp.c (find_case_label_index): Fix the binary search.
1383 (find_case_label_range): New.
1384 (vrp_visit_switch_stmt): Use find_case_label_range.
1385 (simplify_switch_using_ranges): Use find_case_label_range.
1387 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
1389 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
1390 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
1392 2008-04-18 Tom Tromey <tromey@redhat.com>
1395 * doc/cpp.texi (Implementation-defined behavior): Mention
1398 2008-04-18 Ian Lance Taylor <iant@google.com>
1400 * fold-const.c (pointer_may_wrap_p): New static function.
1401 (fold_comparison): Add another test for pointer overflow. Use
1402 pointer_may_wrap_p to disable some false positives.
1404 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
1406 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
1407 (fname_as_string): Match updated cpp_interpret_string prototype.
1408 (fix_string_type): Support char16_t* and char32_t*.
1409 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
1410 derivative) nodes. Register as builtin if C++0x.
1411 (c_parse_error): Support CPP_CHAR{16,32}.
1412 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
1413 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
1414 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
1415 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
1416 CTI_CHAR32_ARRAY_TYPE>: New elements.
1417 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
1418 char32_type_node, signed_char32_type_node, char16_array_type_node,
1419 char32_array_type_node): New defines.
1420 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
1421 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
1422 (lex_string): Support CPP_STRING{16,32}, match updated
1423 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
1424 (lex_charconst): Support CPP_CHAR{16,32}.
1425 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
1426 and CPP_STRING{16,32}.
1428 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
1431 * aclocal.m4: Regenerate.
1432 * configure: Regenerate.
1434 2008-04-18 Jan Hubicka <jh@suse.cz>
1436 * except.c (dw2_size_of_call_site_table,
1437 sjlj_size_of_call_site_table): Use vector API for call_site_record.
1439 * cgraphbuild.c (build_cgraph_edges): Update.
1440 * tree-pass.h: Update comment.
1441 * final.c (leaf_function_p): Update.
1442 (leaf_renumber_regs): Update.
1443 (rest_of_clean_state): Update.
1444 * omp-low.c (expand_omp_parallel): Update.
1445 * ipa-reference.c (analyze_function): Update.
1446 * reorg.c (find_end_label): Update.
1447 (optimize_skip): Update.
1448 (fill_simple_delay_slots): Update.
1449 (fill_simple_delay_slots): Update.
1450 (make_return_insns): Update.
1451 (dbr_schedule): Update.
1452 * gimple-low.c (record_vars_into): Update.
1453 * cfgbuild.c (make_edges): Update.
1454 * function.c (assign_stack_local): Update.
1455 (assign_parm_adjust_stack_rtl): Update.
1456 (locate_and_pad_parm): Update.
1457 (allocate_struct_function): Do not initialize stack_alignment_needed
1458 and preferred_stack_boundary here.
1459 (stack_protect_prologue): Update.
1460 (stack_protect_epilogue): Update.
1461 (expand_function_start): Initialize stack_alignment_needed,
1462 preferred_stack_boundary and max_jumptable_ents.
1463 (expand_function_end): Update.
1464 (free_after_compilation): Do not NULLify epilogue_delay_list.
1465 * function.h (struct rtl_data): Add stack_protect_guard,
1466 stack_alignment_needed,
1467 preferred_stack_boundary, epilogue_delay_list.
1468 (struct function): Remove value_histograms, stack_alignment_needed,
1469 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
1471 unexpanded_var_list, stack_protect_guard.
1472 (current_function_epilogue_delay_list): Remove.
1473 * ipa-type-escape.c (analyze_function): Update.
1474 * gimplify.c (pop_gimplify_context): Update comment.
1475 * calls.c (expand_call): Update.
1476 (emit_library_call_value_1): Update.
1477 * except.c (set_nothrow_function_flags): Update.
1478 * cfgexpand.c (get_decl_align_unit): Update.
1479 (create_stack_guard): Update.
1480 (estimated_stack_frame_size): Update.
1481 (expand_used_vars): Update.
1482 (tree_expand_cfg): Free histogram earliers, init expansion variables.
1483 * explow.c (allocate_dynamic_stack_space): Update.
1484 * tree-ssa-live.c (remove_unused_locals): Update.
1485 * varasm.c (mark_constant_pool): Update.
1486 * tree-inline.c (remap_decls): Update.
1487 (initialize_cfun): Update.
1488 (declare_return_variable): Update.
1489 (inline_forbidden_p): Update.
1490 (expand_call_inline): Update.
1491 (declare_inline_vars): Update.
1492 (tree_function_versioning): Update.
1493 * tree-flow.h (value_histograms): New.
1494 (VALUE_HISTOGRAMS): New macro.
1495 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
1497 * tree-cfg.c (set_bb_for_stmt): Update.
1498 (replace_by_duplicate_decl): Update.
1499 (move_block_to_fn): Update.
1500 (new_label_mapper): Update.
1501 (dump_function_to_file): Update.
1502 * ipa-struct-reorg.c (build_data_structure): Update.
1503 * cfgrtl.c (print_rtl_with_bb): Update.
1504 * reload1.c (reload): Update.
1506 * config/i386/i386.c (setup_incoming_varargs_64,
1507 ix86_compute_frame_layout): Update.
1508 * config/arc/arc.c (arc_output_function_epilogue): Update.
1510 2008-04-18 Marius Strobl <marius@FreeBSD.org>
1512 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
1513 for FreeBSD as well.
1514 * gthr-posix95.h: Likewise.
1516 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
1518 PR rtl-optimization/35838
1519 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
1520 out the byte offset of the first subreg.
1522 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
1524 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
1525 to split_ti instead of three separate calls with single member arrays.
1526 (subti3 splitter): Ditto.
1527 (adddi3 splitter): Ditto with split_di.
1528 (subdi3 splitter): Ditto.
1529 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
1530 two separate calls with single member arrays. Swap match_dup
1531 operands 1 and 2 to better fit into the array.
1532 (negdi2 splitter): Ditto with split_di.
1533 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
1534 two separate calls with single member arrays. Swap match_dup operands
1535 6 and 7 to better fit into the array.
1537 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
1539 * config/i386/i386.c (sse_builtin_type): New.
1540 (bdesc_sse_args): Likewise.
1541 (bdesc_sse_3arg): Removed.
1542 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1543 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
1544 IX86_BUILTIN_ROUNDPS.
1545 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
1546 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
1547 IX86_BUILTIN_ROUNDPS.
1548 (ix86_expand_sse_4_operands_builtin): Removed.
1549 (ix86_expand_sse_operands_builtin): New.
1550 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
1551 and CODE_FOR_sse4_1_roundps.
1552 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1553 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
1555 2008-04-17 Alan Modra <amodra@bigpond.net.au>
1558 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
1559 regs before frame pop when needed. If use_backchain_to_restore_sp
1560 then load backchain into a temp reg to restore vr and vrsave. Add
1561 code to restore vr after frame pop if possible.
1563 2008-04-17 Richard Guenther <rguenther@suse.de>
1565 * tree-vn.c (expressions_equal_p): Do not check type
1566 equality or compatibility before calling operand_equal_p.
1567 * fold-const.c (operand_equal_p): Check equivalence of
1568 integer constants before bailing out due to signedness or
1569 precision differences.
1570 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
1571 spurious differences in type qualification. Ignore types
1572 for COMPONENT_REFs at all.
1574 2008-04-17 Christian Bruel <christian.bruel@st.com>
1576 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
1577 msw_skip comparison.
1579 2008-04-16 Jakub Jelinek <jakub@redhat.com>
1582 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
1585 PR tree-optimization/35899
1586 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
1587 rather than TREE_OPERAND.
1589 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
1592 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
1593 temporary registers. Change operand predicate to general_operand.
1594 (remainderxf3): Ditto.
1596 2008-04-16 Richard Guenther <rguenther@suse.de>
1598 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
1599 * tree-affine.c (aff_combination_expand): Look through some
1602 2008-04-15 Doug Kwan <dougkwan@google.com>
1604 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
1606 * tree-pretty-print.c (dump_generic_node): Ditto.
1607 * final.c (output_addr_const): Ditto.
1608 * dwarf2out.c (output_cfi): Ditto.
1609 * c-pretty-print.c (pp_c_integer_constant): Ditto.
1610 * print-rtl.c (print_rtx): Ditto.
1611 * print-tree.c (print_node_brief, print_node): Ditto.
1612 * c-common.c (match_case_to_enum_1): Ditto.
1613 * sched-vis.c (print_value): Ditto.
1614 * config/i386/i386.c (print_operand): Cast to long unsigned int
1617 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
1618 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
1619 MS Windows VirtualProtect function.
1621 2008-04-15 Jan Hubicka <jh@suse.cz>
1623 * gengtype.c (write_root): Param_is argument is OK.
1624 * expr.c (expand_expr_real_1): Update call of get_exception_*.
1625 * function.h: Include varray.h
1626 (rtl_eh): New stucture based on except.c one.
1627 (call_site_record): New forward declaration and vector type.
1628 * calls.c (emit_call_1): Do not call
1629 note_current_region_may_contain_throw.
1630 * except.c (eh_status): Remove cur_region, try_region since they are
1632 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
1633 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
1634 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
1635 Remove call_site_data_used, call_site_data_size.
1636 Turn call_site_record into vector in function.h.
1637 (note_current_region_may_contain_throw): Remove.
1638 (get_exception_pointer, get_exception_filter): Do not take struct
1639 function argument; update.
1640 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
1641 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
1642 build_post_landing_pads, dw2_build_landing_pads,
1643 sjlj_assign_call_site_values, sjlj_mark_call_sites,
1644 sjlj_emit_function_enter, sjlj_emit_function_enter,
1645 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
1646 sjlj_build_landing_pads, finish_eh_generation,
1647 remove_exception_handler_label, remove_eh_handler,
1648 maybe_remove_eh_handler, add_reachable_handler,
1649 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
1650 add_action_record, collect_one_action_chain, add_call_site,
1651 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
1652 sjlj_output_call_site_table, output_function_exception_table,
1653 * except.h (note_current_region_may_contain_throw): Remove
1654 (get_exception_pointer, get_exception_filter): Do not take struct
1656 * Makefile.in (GTFILES): Put varargs before struct function.
1658 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1660 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
1661 punt for STRING_CST.
1662 (get_constraint_for): Deal with STRING_CST here instead.
1664 2008-04-15 Richard Guenther <rguenther@suse.de>
1666 * tree-ssa-propagate.c (substitute_and_fold): Substitute
1667 statements in a basic-block with a backward walk. Do not
1668 substitute into dead statements but instead remove those.
1670 2008-04-15 Richard Guenther <rguenther@suse.de>
1672 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
1673 to zero, thus disable creation of SFTs.
1675 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1677 * tree-predcom.c (suitable_reference_p): Return false if the
1678 reference can throw.
1680 2008-04-15 Jakub Jelinek <jakub@redhat.com>
1683 * c-decl.c (finish_decl): If extern or static var has variable
1684 size, set TREE_TYPE (decl) to error_mark_node.
1686 2008-04-15 Rafael Espindola <espindola@google.com>
1688 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
1691 2008-04-15 Richard Guenther <rguenther@suse.de>
1693 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
1694 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
1695 (visit_reference_op_load): Do walk vuse-vdef chains on
1696 vn_reference_lookup.
1697 (visit_reference_op_store): But do not here.
1698 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
1699 vn_reference_lookup.
1700 (vn_lookup_with_vuses): But do so here.
1702 2008-04-14 Ian Lance Taylor <iant@google.com>
1704 * fold-const.c (fold_overflow_warning): Remove assertion.
1706 2008-04-15 Ben Elliston <bje@au.ibm.com>
1708 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
1709 temp1 local variables.
1711 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
1714 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
1715 ".text.unlikely" section as executable.
1717 2008-04-14 James E. Wilson <wilson@tuliptree.org>
1719 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1720 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
1721 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
1722 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
1723 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
1724 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
1725 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
1727 2008-04-14 Ian Lance Taylor <iant@google.com>
1729 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
1730 * fold-const.c (fold_comparison): If appropriate, test
1731 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
1732 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
1733 reassociating a pointer type.
1734 * doc/invoke.texi (Optimize Options): Document that
1735 -fstrict-overflow applies to pointer wraparound.
1737 2008-04-13 Jan Hubicka <jh@suse.cz>
1739 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
1741 2008-04-12 Andrew Pinski <pinskia@gmail.com>
1743 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
1744 we are going to "save the world".
1746 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
1748 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
1749 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
1750 operand 0 constraint, not "=".
1752 2008-04-11 James E. Wilson <wilson@tuliptree.org>
1754 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
1756 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1758 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
1759 of size of positions_needed * CHAR_BIT.
1761 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1764 * dse.c (store_info): Change positions_needed to unsigned
1766 (lowpart_bitmask): New.
1767 (record_store): Cast to unsigned HOST_WIDE_INT for
1768 positions_needed. Assert width <= size of positions_needed *
1769 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
1770 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
1771 lowpart_bitmask to set mask.
1773 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1775 * config/bfin/constraints.md: New file.
1776 * config/bfin/bfin.md: Include it.
1777 (adddi3): Use satisfies_constraint functions instead of the old macros.
1778 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
1779 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
1780 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
1781 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
1782 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
1783 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
1784 EXTRA_CONSTRAINT): Delete.
1785 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
1786 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
1788 * config/bfin/bfin.c: Include "tm-constrs.h".
1789 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
1790 Use satisfies_constraint functions instead of the old macros.
1791 * doc/md.texi (Blackfin Constraints): Update file name reference.
1793 2008-04-11 Richard Guenther <rguenther@suse.de>
1795 PR tree-optimization/35869
1796 * tree-vrp.c (execute_vrp): Move switch statement update after
1797 jump threading. Schedule another cfg cleanup run.
1799 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
1802 * attribs.c (decl_attributes): Return early on errorneous node.
1804 2008-04-10 Oleg Ryjkov <olegr@google.com>
1806 * tree.h (struct tree_base): Added a new flag default_def_flag.
1807 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
1809 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1811 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
1813 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1816 * pa.md: Define mode iterator P. Define mode attribute dwc.
1817 (dcacheflush): Update pattern to use iterator P and attribute dwc.
1818 (icacheflush): Likewise.
1819 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
1820 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
1822 2008-04-11 Ben Elliston <bje@au.ibm.com>
1824 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
1826 2008-04-10 Rafael Espindola <espindola@google.com>
1828 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
1829 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
1830 (extract_range_from_expr): The same.
1832 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1834 * config/mips/mips.md (GPR2): New mode iterator.
1836 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
1837 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
1838 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
1839 Rewrite these to take two modes, the mode of comparison and the
1840 mode of the destination.
1841 * config/mips/mips.c (mips_expand_scc): Instead of having
1842 paradoxical subreg as destination, expand "narrowing" scc if mode
1843 of comparison is SI and target is requested in DI mode.
1844 (mips_emit_int_order_test): Update comment. Make mode of
1845 comparison match CMP0 rather than TARGET. When creating inverse
1846 target use mode of TARGET.
1848 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1850 * gcov-dump.c (tag_summary): Only print summaries for the first
1851 GCOV_COUNTERS_SUMMABLE counters.
1853 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
1855 * config/i386/i386.md (absneg): New code iterator.
1856 (absnegprefix): New code attribute.
1857 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
1858 patterns using absneg code iterator.
1859 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
1860 using absneg code iterator.
1861 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
1862 *neg<mode>2 patterns using absneg code iterator.
1863 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1864 *negextendsfdf2 patterns using absneg code iterator.
1865 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
1866 *negextendsfxf2 patterns using absneg code iterator.
1867 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1868 *negextendsfdf2 patterns using absneg code iterator.
1869 * config/i386/sse.md (<code><mode>2): Macroize expander from
1870 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
1872 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
1874 * config/s390/s390.h: Remove the remains of the recent search
1875 & replace action of current_function_outgoing_args_size.
1877 2008-04-10 Ira Rosen <irar@il.ibm.com>
1879 PR tree-optimization/35821
1880 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
1881 NEW_STMT_LIST is not NULL.
1883 2008-04-09 David Edelsohn <edelsohn@gnu.org>
1886 * toplev.c (process_options): Remove -ffunction-sections debugging
1889 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
1891 PR middle-end/PR28690
1892 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
1893 than gen_rtx_fmt_ee to perform more canonicalizations.
1895 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1898 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
1900 2008-04-09 Richard Guenther <rguenther@suse.de>
1902 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
1903 (dump_function_to_file): Dump function arguments with types.
1905 2008-04-08 Richard Guenther <rguenther@suse.de>
1907 * fold-const.c (fold_widened_comparison): Do not allow
1908 sign-changes that change the result.
1910 2008-04-08 Janis Johnson <janis187@us.ibm.com>
1913 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
1914 kinds of indirect references.
1916 2008-04-08 David Edelsohn <edelsohn@gnu.org>
1918 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
1919 GNU Fortran language string.
1921 2008-04-08 Rafael Espindola <espindola@google.com>
1923 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
1924 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
1925 * tree.h (tree_call_nonnegative_warnv_p): New.
1927 2008-04-08 Jan Hubicka <jh@suse.cz>
1929 * function.c (free_after_compilation): Clear out regno_reg_rtx
1932 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
1935 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1937 PR middle-end/PR28690
1938 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
1939 same precedence as REG_POINTER and MEM_POINTER operands.
1941 2008-04-08 Richard Guenther <rguenther@suse.de>
1944 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
1945 for adding index to base.
1947 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
1949 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
1950 (MINGW_ENABLE_EXECUTE_STACK): New.
1951 (IN_LIBGCC2): For libgcc include windows.h file for
1952 function declarations.
1954 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
1956 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
1957 and tem2 if tem1 is not a REG or MULT.
1959 2008-04-08 Jan Hubicka <jh@suse.cz>
1961 * function.h (incomming_args): Break out of struct function.
1962 (function_subsections): Break out of struct function.
1963 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
1964 return_rtx and hard_reg_initial_vals from struct function.
1965 Kill inl_max_label_num.
1966 (current_function_pops_args, current_function_args_info,
1967 current_function_args_size, current_function_args_size,
1968 current_function_pretend_args_size,
1969 current_function_outgoing_args_size,
1970 current_function_internal_arg_pointer, current_function_return_rtx):
1971 Kill compatibility accestor macros.
1972 * builtins.c (expand_builtin_apply_args_1): Update.
1973 (expand_builtin_next_arg): Update.
1974 * df-scan.c (df_get_call_refs): Update.
1975 * dbxout.c (dbxout_function_end): Update.
1976 * dwarf2out.c (dwarf2out_switch_text_section): Update.
1977 (output_line_info): Update.
1978 (secname_for_decl): Update.
1979 (dwarf2out_var_location): Update.
1980 * function.c (free_after_compilation): Update.
1981 (assign_parm_find_stack_rtl): Update.
1982 (assign_parms): Update.
1983 (expand_dummy_function_end): Update.
1984 (expand_function_end): Update.
1985 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
1986 (expand_call): Update.
1987 (emit_library_call_value_1): Update.
1988 (store_one_arg): Update.
1989 * varasm.c (initialize_cold_section_name): Update.
1990 (unlikely_text_section): Update.
1991 (unlikely_text_section_p): Update.
1992 (assemble_start_function): Update.
1993 (assemble_end_function): Update.
1994 (default_section_type_flags): Update.
1995 (switch_to_section): Update.
1996 * integrate.c (set_decl_abstract_flags): Update.
1997 (get_hard_reg_initial_val): Update.
1998 (has_hard_reg_initial_val): Update.
1999 (allocate_initial_values): Update.
2000 * resource.c (init_resource_info): Update.
2001 * config/alpha/alpha.c (NUM_ARGS): Update.
2002 (direct_return): Update.
2003 (alpha_va_start): Update.
2004 (alpha_sa_size): Update.
2005 (alpha_initial_elimination_offset): Update.
2006 (alpha_expand_prologue): Update.
2007 (alpha_start_function): Update.
2008 (alpha_expand_epilogue): Update.
2009 (unicosmk_initial_elimination_offset):
2010 * config/alpha/alpha.md (call expander): Update.
2011 * config/s390/s390.c (s390_register_info): Update.
2012 (s390_register_info): Update.
2013 (s390_frame_info): Update.
2014 (s390_initial_elimination_offset): Update.
2015 (s390_build_builtin_va_list): Update.
2016 (s390_va_start): Update.
2017 * config/spu/spu.c (direct_return): Update.
2018 (spu_expand_prologue): Update.
2019 (spu_initial_elimination_offset): Update.
2020 (spu_build_builtin_va_list): Update.
2021 (spu_va_start): Update.
2022 * config/sparc/sparc.c (sparc_init_modes): Update.
2023 (sparc_compute_frame_size): Update.
2024 (function_value): Update.
2025 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
2026 * config/i386/i386.md (return expander): Update.
2027 * config/i386/i386.c (ix86_va_start): Update.
2028 (ix86_can_use_return_insn_p): Update.
2029 (ix86_compute_frame_layout): Update.
2030 (ix86_expand_epilogue): Update.
2031 * config/sh/sh.c (output_stack_adjust): Update.
2032 (calc_live_regs): Update.
2033 (sh_expand_prologue): Update.
2034 (sh_builtin_saveregs): Update.
2035 (sh_va_start): Update.
2036 (initial_elimination_offset): Update.
2037 (sh_allocate_initial_value): Update.
2038 (sh_function_ok_for_sibcall): Update.
2039 (sh_get_pr_initial_val): Update.
2040 * config/sh/sh.md (return expander): Update.
2041 * config/avr/avr.c (frame_pointer_required_p): UPdate.
2042 * config/crx/crx.c (crx_compute_frame): UPdate.
2043 (crx_initial_elimination_offset): UPdate.
2044 * config/xtensa/xtensa.c (compute_frame_size): Update
2045 (xtensa_builtin_saveregs): Update.
2046 (xtensa_va_start): Update.
2047 (order_regs_for_local_alloc): Update.
2048 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
2049 (xstormy16_expand_builtin_va_start): Update.
2050 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
2051 * config/m68hc11/m68hc11.md (return expanders): Update.
2052 * config/m68hc11/m68hc11.c (expand_prologue): Update.
2053 (expand_epilogue): Update.
2054 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
2055 (cris_simple_epilogue): Update.
2056 (cris_expand_prologue): Update.
2057 (cris_expand_epilogue): Update.
2058 * config/iq2000/iq2000.c (iq2000_va_start): Update.
2059 (compute_frame_size): Update.
2060 * config/mt/mt.c (mt_compute_frame_size): Update.
2061 * config/mn10300/mn10300.c (expand_prologue): Update.
2062 (expand_epilogue): Update.
2063 (initial_offset): Update.
2064 (mn10300_builtin_saveregs):
2065 * config/mn10300/mn10300.md (return expander): Update.
2066 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2067 (ia64_initial_elimination_offset): Update.
2068 (ia64_initial_elimination_offset): Update.
2069 (ia64_expand_prologue): Update.
2070 * config/m68k/m68k.md (return expander): Update.
2071 * config/rs6000/rs6000.c (rs6000_va_start): Update.
2072 (rs6000_stack_info): Update.
2073 * config/mcore/mcore.c (layout_mcore_frame): Update.
2074 (mcore_expand_prolog): Update.
2075 * config/arc/arc.c (arc_compute_frame_size): Update.
2076 * config/score/score3.c (score3_compute_frame_size): Update.
2077 * config/score/score7.c (score7_compute_frame_size): Update.
2078 * config/arm/arm.c (use_return_insn): Update.
2079 (thumb_find_work_register): Update.
2080 (arm_compute_save_reg_mask): Update.
2081 (arm_output_function_prologue): Update.
2082 (arm_output_epilogue): Update.
2083 (arm_size_return_regs): Update.
2084 (arm_get_frame_offsets): Update.
2085 (arm_expand_prologue): Update.
2086 (thumb_exit): Update.
2087 (thumb_unexpanded_epilogue): Update.
2088 (thumb1_output_function_prologue): Update.
2089 * config/pa/pa.md (return expander): Update.
2090 * config/pa/pa.c (compute_frame_size): Update.
2091 (hppa_builtin_saveregs): Update.
2092 * config/mips/mips.c (mips_va_start): Update.
2093 (mips16_build_function_stub): Update.
2094 (mips_compute_frame_info): Update.
2095 (mips_restore_gp): Update.
2096 (mips_output_function_prologue): Update.
2097 (mips_expand_prologue): Update.
2098 * config/v850/v850.c (compute_frame_size): Update.
2099 (expand_prologue): * config/mmix/mmix.c (along): update.
2100 (mmix_initial_elimination_offset): update.
2101 (mmix_reorg): update.
2102 (mmix_use_simple_return): update.
2103 (mmix_expand_prologue): update.
2104 (mmix_expand_epilogue): Update.
2105 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
2106 (emit_link_insn): Update.
2108 2008-04-08 Anatoly Sokolov <aesok@post.ru>
2110 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
2111 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
2113 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
2116 2008-04-07 Jan Hubicka <jh@suse.cz>
2118 * function.h (rtl): Rename to x_rtl.
2120 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2121 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2122 used_temp_slots avail_temp_slots, temp_slot_level,
2123 nonlocal_goto_handler_labels): Update accesstors.
2124 (rtl): New global variable.
2125 (struct function): Move some fileds to rtl_data.
2126 (get_arg_pointer_save_area): Update prototype.
2127 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2128 get_arg_pointer_save_area.
2129 * expr.c (init_expr): Update
2130 * function.c (get_frame_size): Update
2131 (assign_stack_local): Update
2132 (expand_function_end): Update.
2133 (get_art_pointer_save_area): Update
2135 * emit-rtl.c (rtl): Declare.
2136 (regno_reg_rtx): Declare.
2137 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2139 (gen_reg_rtx): Update.
2140 * varasm.c (n_deferred_constatns): Update accestor.
2141 (init_varasm_status): Do not allocate varasm_status.
2142 (force_const_mem, get_pool_size, output_constant_pool): Update.
2143 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2144 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2145 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
2146 * sparc/sparc.h (INIT_EXPANDERS): Update.
2147 * ia64/ia64.h (INIT_EXPANDERS): Update.
2149 2008-04-07 James E. Wilson <wilson@tuliptree.org>
2151 * reload.c (push_secondary_reload): Add missing break to for loop.
2153 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
2155 PR middle-end/PR28690
2156 * rtlanal.c: Update copyright years.
2157 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
2158 as REG_POINTER and MEM_POINTER operands.
2159 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
2160 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
2161 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
2162 * gcse.c: Update copyright years.
2163 (pre_delete): Call gen_reg_rtx_and_attrs.
2164 (hoist_code): Likewise.
2165 (build_store_vectors): Likewise.
2166 (delete_store): Likewise.
2167 * loop-invariant.c (move_invariant_reg): Likewise.
2168 Update copyright years.
2170 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
2172 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
2173 control string instead of quoted.
2175 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2177 * doc/rtl.texi: Rewrite of subreg section.
2179 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
2182 * config/i386/i386.c (legitimize_pic_address): Add treating
2183 of dllimport SYM_REF's.
2184 (legitimize_dllimport_symbol): Add prototype.
2186 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
2188 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
2189 reference in constructor with non self-referential type.
2191 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
2193 Removal of Return with Depressed Stack Pointer support
2194 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
2195 (ECF_SP_DEPRESSED): Likewise.
2196 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
2197 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
2198 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2199 (expand_call): Do not test ECF_SP_DEPRESSED.
2200 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2201 * function.c (keep_stack_depressed): Delete.
2202 (handle_epilogue_set): Likewise.
2203 (update_epilogue_consts): Likewise.
2204 (emit_equiv_load): Likewise.
2205 (thread_prologue_and_epilogue_insns): Remove support for Return with
2206 Depressed Stack Pointer.
2207 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2209 2008-04-06 Richard Guenther <rguenther@suse.de>
2211 PR tree-optimization/35400
2212 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
2213 information from SSA_NAMEs.
2215 2008-04-06 Anatoly Sokolov <aesok@post.ru>
2217 * config/avr/avr.h (avr_mega_p): Remove declaration.
2218 (AVR_MEGA): Remove macro.
2219 * config/avr/avr.c (avr_mega_p): Remove variable.
2220 (avr_override_options): Remove inicializion of avr_mega_p.
2221 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
2222 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
2223 (avr_jump_mode): (Ditto.).
2224 (avr_output_progmem_section_asm_op): (Ditto.).
2225 (avr_asm_init_sections): (Ditto.).
2226 (avr_asm_init_sections): (Ditto.).
2227 (avr_rtx_costs): (Ditto.).
2228 * config/avr/avr.md: (Ditto.).
2229 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
2232 2008-04-06 Richard Guenther <rguenther@suse.de>
2234 PR tree-optimization/35842
2235 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
2236 is_gimple_invariant_address.
2238 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2240 * gcc.c (default_compilers): Sync Fortran extensions list with
2241 that in fortran/lang-specs.h.
2242 * doc/invoke.texi: Likewise.
2243 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
2244 * dwarf2out.c (gen_compile_unit_die): Likewise.
2246 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
2248 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
2250 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
2253 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
2254 attribute is used for nested functions.
2256 2008-04-05 Jan Hubicka <jh@suse.cz>
2258 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
2260 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
2262 (dump_files): Update.
2263 (enable_rtl_dump_file): Do not accept letter argument.
2264 * tree-pass.h (dump_file_info): Remove letter argument.
2265 * toplev.c (decode_d_option): Update -da handling.
2266 * toplev.h (enable_rtl_dump_file): Update prototype.
2267 * passes.c (register_one_dump_file): Do not accept IPA argument; work
2268 it out based on pass type.
2269 (register_dump_files_1): Likewise.
2270 (init_optimization_passes): Update register_one_dump_file calls.
2271 (execute_one_pass): Sanity check that IPA passes are called at IPA
2272 level and RTL passes at RTL level.
2273 (execute_pass_list): IPA pass can not be after or subpass of
2275 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
2276 disallov RTL subpasses of IPA subpasses.
2278 2008-04-05 Ben Elliston <bje@au.ibm.com>
2280 * tree-cfg.c (need_fake_edge_p): Return false for calls to
2281 builtins that return exactly once and do not throw. Cache call to
2284 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
2286 PR rtl-optimization/34916
2288 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
2289 between instruction pairs.
2291 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
2293 * doc/invoke.texi: Document -mbitops for SH.
2294 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
2295 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
2296 * config/sh/sh.c (print_operand): Add %t operand code.
2297 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
2298 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
2299 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
2300 (extendqihi2): Likewise.
2301 (movqi_i): Likewise.
2302 (insv): Use bset, bclr and bst instructions for SH2A if possible.
2303 (extv): Use bld instruction for SH2A if possible.
2305 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
2306 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
2307 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
2308 (bset.b, bclr.b): Define peepholes.
2309 * config/sh/sh.opt (mbitops): New option.
2311 2008-04-04 Janis Johnson <janis187@us.ibm.com>
2314 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
2315 and view convert expression.
2317 2008-04-04 Jakub Jelinek <jakub@redhat.com>
2320 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
2322 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
2324 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
2326 * config/i386/cpuid.h (bit_AES): New.
2327 (bit_PCLMUL): Likewise.
2329 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
2330 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
2331 SSE2 if AES or PCLMUL is enabled.
2332 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
2333 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
2334 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
2335 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
2336 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
2337 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
2338 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
2339 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
2340 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
2341 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
2342 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
2343 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
2344 __builtin_ia32_aeskeygenassist128 and
2345 __builtin_ia32_pclmulqdq128.
2346 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
2347 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
2348 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
2350 * config/i386/i386.h (TARGET_AES): New.
2351 (TARGET_PCLMUL): Likewise.
2352 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
2354 * config/i386/i386.md (UNSPEC_AESENC): New.
2355 (UNSPEC_AESENCLAST): Likewise.
2356 (UNSPEC_AESDEC): Likewise.
2357 (UNSPEC_AESDECLAST): Likewise.
2358 (UNSPEC_AESIMC): Likewise.
2359 (UNSPEC_AESKEYGENASSIST): Likewise.
2360 (UNSPEC_PCLMUL): Likewise.
2362 * config/i386/i386.opt (maes): New.
2363 (mpclmul): Likewise.
2365 * config/i386/sse.md (aesenc): New pattern.
2366 (aesenclast): Likewise.
2368 (aesdeclast): Likewise.
2370 (aeskeygenassist): Likewise.
2371 (pclmulqdq): Likewise.
2373 * config/i386/wmmintrin.h: New.
2375 * doc/extend.texi: Document AES and PCLMUL built-in function.
2377 * doc/invoke.texi: Document -maes and -mpclmul.
2379 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
2381 * function.c (free_after_parsing): Replace with
2382 cxx_push_function_context from C++ front-end.
2383 (allocate_struct_function): Don't call langhook.
2384 * langhooks.h (struct lang_hooks_for_functions): Delete.
2385 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
2387 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
2388 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
2389 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
2390 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
2391 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
2392 remove LANG_HOOKS_FUNCTION_INITIALIZER.
2393 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
2395 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
2396 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
2398 2008-04-04 Jakub Jelinek <jakub@redhat.com>
2401 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
2404 2008-04-04 Richard Guenther <rguenther@suse.de>
2407 * fold-const.c (optimize_minmax_comparison): Use the correct
2408 type for the constant in the simplified comparison.
2410 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
2412 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
2413 Pass L2 size as "--param l2-cache-size" to the compiler.
2414 (decode_l2_cache): New function to decode L2 cache parameters using
2415 0x8000006 extended cpuid function.
2416 (detect_caches_amd): Determine parameters of L2 cache using
2417 decode_l2_caches function.
2418 (decode_caches_intel): Decode L2 cache parameters.
2419 (detect_caches_intel): Determine L2 cache parameters using
2420 decode_caches_intel and decode_l2_caches functions.
2422 2008-04-03 Bob Wilson <bob.wilson@acm.org>
2424 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
2425 secondary input reload for subword loads from the constant pool.
2427 2008-04-03 Janis Johnson <janis187@us.ibm.com>
2430 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
2431 constants of the appropriate size for runtime calculations.
2434 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
2435 decimal-float literal constant zero.
2437 2008-04-03 Jakub Jelinek <jakub@redhat.com>
2440 * c-parser.c (c_parser_omp_atomic): Call
2441 default_function_array_conversion on the RHS.
2444 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
2445 call is_variable_sized if decl has incomplete type.
2447 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
2449 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
2451 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
2453 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
2455 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
2456 (sgt<u>): Merge sgt and sgtu into new expander.
2457 (sgt, sgtu): Remove expanders.
2458 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
2459 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
2460 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
2461 *sgtu_<mode>_mips16 into new pattern.
2462 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
2463 (sge<u>): Merge sge and sgeu into new expander.
2464 (sge, sgeu): Remove expanders.
2465 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
2467 (*sge_<mode>, second *sge_<mode>): Remove patterns.
2468 (slt<u>): Merge slt and sltu into new expander.
2469 (slt, sltu): Remove expanders.
2470 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
2471 (*slt_<mode>, *sltu_<mode>): Remove patterns.
2472 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
2473 *sltu_<mode>_mips16 into new pattern.
2474 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
2475 (sle<u>): Merge sle and sleu into new expander.
2476 (sle, sleu): Remove expanders.
2477 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
2478 (*sle_<mode>, *sleu_<mode>): Remove patterns.
2479 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
2480 *sleu_<mode>_mips16 into new pattern.
2481 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
2483 2008-04-03 Jan Hubicka <jh@suse.cz>
2485 PR tree-optimization/35795
2486 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
2487 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2488 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2489 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2490 * score/score3.c (score3_output_mi_thunk): Likewise.
2491 * score/score7.c (score7_output_mi_thunk): Likewise.
2492 * mips/mips.c (mips_output_mi_thunk): Likewise.
2494 2008-04-03 Richard Guenther <rguenther@suse.de>
2496 * tree-vrp.c (extract_range_from_unary_expr): Handle all
2497 conversions. Simplify code.
2499 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
2501 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
2503 2008-04-03 Tom Tromey <tromey@redhat.com>
2504 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2506 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
2507 * config/bfin/t-bfin-linux (generated_files): Add
2508 linux-sysroot-suffix.h.
2509 * doc/install.texi (Prerequisites): Require make 3.80.
2510 * doc/sourcebuild.texi (Front End Directory): Document new
2512 * Makefile.in (generated_files): New variable.
2513 (ALL_HOST_OBJS): New variable.
2514 ($(ALL_HOST_OBJS)): New target.
2516 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
2518 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
2519 (remap_block): Call id->transform_lang_insert_block instead
2521 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
2522 Set id.transform_lang_insert_block to NULL.
2523 (clone_body): Move to cp/optimize.c
2524 * tree-inline.h (struct copy_body_data): Change
2525 transform_lang_insert_block to function pointer.
2526 (copy_generic_body, copy_decl_no_change): Export.
2527 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
2528 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
2529 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
2531 * c-tree.h (insert_block): Kill.
2532 * c-decl.c (insert_block): Kill.
2534 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
2536 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2537 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
2538 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
2540 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
2541 argument, call {push,pop}_function_context from here.
2542 * c-parser.c: Use c_{push,pop}_function_context.
2544 * function.c (push_function_context_to): Move meat ...
2545 (push_function_context): ... here. Simplify.
2546 * function.c (pop_function_context_from): Move meat ...
2547 (pop_function_context): ... here. Simplify.
2548 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
2550 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2551 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
2552 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
2553 * tree.h (push_function_context_to, pop_function_context_from): Remove.
2555 2008-04-03 Ben Elliston <bje@au.ibm.com>
2557 * expmed.c (extract_force_align_mem_bit_field): Remove.
2559 2008-04-03 Richard Guenther <rguenther@suse.de>
2562 * expr.h (try_casesi): Adjust prototype.
2563 * expr.c (try_casesi): Take fallback label as extra parameter.
2564 Use that for gen_casesi if default_label is NULL.
2565 * stmt.c (expand_case): Pass fallback label to try_casesi,
2566 make sure to fill gaps with a fallback label if default_label
2569 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
2572 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
2574 2008-04-03 Ben Elliston <bje@au.ibm.com>
2576 * expmed.c (extract_split_bit_field): Remove if (0) code.
2577 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
2578 (do_ds_constraint): Likewise.
2580 2008-04-02 Joseph Myers <joseph@codesourcery.com>
2582 * doc/cppopts.texi (-dU): Document.
2583 * c-common.h (flag_dump_macros): Update comment.
2584 * c-opts.c (handle_OPT_d): Handle -dU.
2585 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
2586 dump_queued_macros, cb_used_define, cb_used_undef): New.
2587 (init_pp_output): Handle -dU.
2588 (cb_line_change): Call dump_queued_macros.
2589 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
2591 2008-04-02 Anatoly Sokolov <aesok@post.ru>
2593 * config/avr/predicates.md (io_address_operand): New predicate.
2594 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
2595 * config/avr/avr.c (avr_io_address_p): Remove function.
2596 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
2597 'avr_io_address_p' function.
2598 (out_movhi_r_mr): (Ditto.).
2599 (out_movqi_mr_r): (Ditto.).
2600 (out_movhi_mr_r): (Ditto.).
2601 (avr_address_cost): (Ditto.).
2603 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
2605 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
2606 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
2607 in 32bit mode when XMM registers are available to avoid store
2609 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
2610 corresponding post-reload splitters.
2612 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2614 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
2615 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
2616 __builtin_ia32_roundss.
2617 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
2618 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
2619 __builtin_ia32_roundss.
2620 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
2621 IX86_BUILTIN_SHUFPD here.
2623 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2625 * config/i386/i386.md (plogic): New.
2626 (plogicprefix): Likewise.
2628 * config/i386/mmx.md (mmx_<code><mode>3): New.
2629 (mmx_and<mode>3): Removed.
2630 (mmx_ior<mode>3): Likewise.
2631 (mmx_xor<mode>3): Likewise.
2633 * config/i386/sse.md (<code><mode>3): New.
2634 (*<code><mode>3): Likewise.
2635 (*<code><mode>3): Likewise.
2636 (<code><mode>3): Likewise.
2637 (*sse_<code><mode>3): Likewise.
2638 (*sse2_<code><mode>3): Likewise.
2639 (<code>tf3): Likewise.
2640 (*<code>tf3): Likewise.
2641 (and<mode>3): Likewise.
2642 (*and<mode>3): Likewise.
2643 (ior<mode>3): Removed.
2644 (*ior<mode>3): Likewise.
2645 (xor<mode>3): Likewise.
2646 (*xor<mode>3): Likewise.
2647 (*and<mode>3): Likewise.
2648 (*ior<mode>3): Likewise.
2649 (*xor<mode>3): Likewise.
2650 (and<mode>3): Likewise.
2651 (*sse_and<mode>3): Likewise.
2652 (*sse2_and<mode>3): Likewise.
2654 (*andtf3): Likewise.
2655 (ior<mode>3): Likewise.
2656 (*sse_ior<mode>3): Likewise.
2657 (*sse2_ior<mode>3): Likewise.
2659 (*iortf3): Likewise.
2660 (xor<mode>3): Likewise.
2661 (*sse_xor<mode>3): Likewise.
2662 (*sse2_xor<mode>3): Likewise.
2664 (*xortf3): Likewise.
2666 2008-04-02 Richard Guenther <rguenther@suse.de>
2668 PR tree-optimization/14495
2669 PR tree-optimization/34793
2670 * tree-vrp.c (struct switch_update): New structure.
2671 (to_remove_edges, to_update_switch_stmts): New VECs.
2672 (simplify_switch_using_ranges): New function. Remove not taken
2673 case labels and edges.
2674 (simplify_stmt_using_ranges): Call it.
2675 (identify_jump_threads): Mark edges we have queued for removal
2676 so we don't thread them.
2677 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
2679 * tree-cfg.c (group_case_labels): Deal with missing default label.
2680 (tree_verify_flow_info): Allow missing default label.
2681 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
2682 (emit_case_nodes): Likewise.
2683 (expand_case): Do not rely on the default label to be present.
2684 * expr.c (try_casesi): Deal with NULL default_label.
2685 (do_tablejump): Likewise.
2687 2008-04-02 Richard Guenther <rguenther@suse.de>
2689 PR tree-optimization/14495
2690 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
2691 SWITCH_EXPR here ...
2692 (vrp_visit_switch_stmt): ... but here (new function).
2693 (find_case_label_index): New helper function.
2694 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
2696 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2698 * fwprop.c: Fix ISO-C99ism.
2700 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2703 * Makefile.in (objdir): Set it here.
2704 * configure.ac: Not here. Find dynamic linker characteristics.
2705 * exec-tool.in: Use them.
2706 * aclocal.m4: Regenerate.
2707 * configure: Regenerate.
2709 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2711 * expr.c (expand_var): Delete it.
2712 * expr.h (expand_var): Delete prototype.
2713 * function.c (expand_function_start): Use expand_decl instead.
2714 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
2717 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
2719 PR rtl-optimization/35542
2720 * fwprop.c (forward_propagate_and_simplify): Replace
2721 loc_reg_mentioned_in_p with reg_mentioned_p.
2723 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2725 PR rtl-optimization/35281
2726 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
2727 (propagate_rtx_1): Handle PR_HANDLE_MEM.
2728 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
2729 (varying_mem_p): Move above propagate_rtx.
2730 (all_uses_available_at): Do not check MEMs.
2732 2008-04-02 Rafael Espindola <espindola@google.com>
2734 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
2735 (register_edge_assert_for_2): Split the cond argument.
2736 (register_edge_assert_for_1): Adjust for the change in
2737 register_edge_assert_for_2.
2738 (register_edge_assert_for): Split the cond argument.
2739 (find_switch_asserts): Adjust for the change in
2740 register_edge_assert_for.
2742 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
2744 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
2745 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
2746 offsets for 64-bit mingw.
2747 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
2748 abi for x86_64-pc-mingw.
2750 2008-04-02 Richard Guenther <rguenther@suse.de>
2752 * tree-vrp.c (extract_range_from_assert): Make sure to not
2753 produce range min/max with TREE_OVERFOW set.
2754 If merging a anti-range and a range keep the anti-range if
2755 the range covers all values of the type.
2756 (register_edge_assert_for_2): Only allow sign-changing
2757 conversions in detecting canonical range checks. Also
2758 register an assert for the unsigned name if useful.
2760 PR tree-optimization/35787
2761 * tree-vrp.c (vrp_val_max): New function.
2762 (vrp_val_min): Likewise.
2763 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
2764 (vrp_val_is_min): Likewise.
2765 (supports_overflow_infinity): Use vrp_val_{min,max}.
2766 (negative_overflow_infinity): Likewise.
2767 (positive_overflow_infinity): Likewise.
2768 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
2769 (is_positive_overflow_infinity): Likewise.
2770 (is_overflow_infinity): Likewise.
2771 (avoid_overflow_infinity): Use vrp_val_{min,max} and
2772 vrp_val_is_{min,max}.
2773 (set_and_canonicalize_value_range): Canonicalize anti-ranges
2774 to ranges if possible. Avoid empty ranges.
2776 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2779 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
2780 the expression is a function address.
2782 2008-04-01 George Helffrich <george@gcc.gnu.org>
2784 PR fortran/35154, fortran/23057
2785 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
2786 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
2787 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
2788 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
2790 (dbxout_syms): Check for COMMON-based symbol and wrap in
2791 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
2792 in bracket for efficiency.
2794 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
2795 using DW_TAG_common_block + member offset.
2796 (add_pubname_string): New function.
2797 (dw_expand_expr): New function to find block name and offset for
2799 (common_check): New function to check whether symbol in Fortran COMMON.
2800 (gen_variable_die): If COMMON, use DW_TAG_common_block.
2802 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
2805 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
2807 2008-04-02 Ben Elliston <bje@au.ibm.com>
2809 * config/v850/v850.md (casesi): Remove if (0) code.
2810 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2811 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
2813 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
2815 * config/i386/i386.md (rex64suffix): New mode attribute.
2816 (floathi<mode>2): Disable expander for SSE math.
2817 (*floathi<mode>2_1): New insn insn_and_split pattern.
2818 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
2819 corresponding post-reload splitters.
2820 (*floathi<mode>2_i387): New macroized insn pattern.
2821 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
2822 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
2823 insn_and_split pattern.
2824 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
2825 New macroized instruction patterns and corresponding post-reload
2827 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
2828 and corresponding post-reload splitters.
2829 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
2830 New macroized instruction patterns.
2831 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
2832 macroized instruction patterns and corresponding post-reload splitters.
2833 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
2834 corresponding post-reload splitters.
2835 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
2836 New macroized instruction patterns.
2837 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
2838 corresponding post-reload splitters.
2839 (*floatsi<mode>2_i387): New macroized instruction patterns.
2841 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
2843 * config/i386/i386.md (smaxmin): New.
2844 (umaxmin): Likewise.
2845 (maxminiprefix): Likewise.
2846 (maxminfprefix): Likewise.
2847 (<code><mode>3): Likewise.
2848 (smin<mode>3): Removed.
2849 (smax<mode>3): Likewise.
2851 * config/i386/mmx.md (mmx_<code>v2sf3): New.
2852 (mmx_<code>v4hi3): Likewise.
2853 (mmx_<code>v8qi3): Likewise.
2854 (mmx_smaxv2sf3): Removed.
2855 (mmx_sminv2sf3): Likewise.
2856 (mmx_umaxv8qi3): Likewise.
2857 (mmx_smaxv4hi3): Likewise.
2858 (mmx_uminv8qi3): Likewise.
2859 (mmx_sminv4hi3): Likewise.
2861 * config/i386/sse.md (<addsub><mode>3): New.
2862 (*<addsub><mode>3): Likewise.
2863 (<sse>_vm<addsub><mode>3): Likewise.
2864 (<maxmin><mode>3): Likewise.
2865 (*<maxmin><mode>3_finite): Likewise.
2866 (*<maxmin><mode>3): Likewise.
2867 (<sse>_vm<maxmin><mode>3): Likewise.
2868 (sse3_h<addsub>v4sf3): Likewise.
2869 (sse3_h<addsub>v2df3): Likewise.
2870 (<maxmin>v16qi3): Likewise.
2871 (*<maxmin>v16qi3): Likewise.
2872 (<maxmin>v8hi3): Likewise.
2873 (*<maxmin>v8hi3): Likewise.
2874 (*sse4_1_<maxmin><mode>3): Likewise.
2875 (*sse4_1_<maxmin><mode>3): Likewise.
2876 (add<mode>3): Removed.
2877 (*add<mode>3): Likewise.
2878 (<sse>_vmadd<mode>3): Likewise.
2879 (sub<mode>3): Likewise.
2880 (*sub<mode>3): Likewise.
2881 (<sse>_vmsub<mode>3): Likewise.
2882 (smin<mode>3): Likewise.
2883 (*smin<mode>3_finite): Likewise.
2884 (*smin<mode>3): Likewise.
2885 (<sse>_vmsmin<mode>3): Likewise.
2886 (smax<mode>3): Likewise.
2887 (*smax<mode>3_finite): Likewise.
2888 (*smax<mode>3): Likewise.
2889 (<sse>_vmsmax<mode>3): Likewise.
2890 (sse3_haddv4sf3): Likewise.
2891 (sse3_haddv2df3): Likewise.
2892 (sse3_hsubv4sf3): Likewise.
2893 (sse3_hsubv2df3): Likewise.
2894 (umaxv16qi3): Likewise.
2895 (*umaxv16qi3): Likewise.
2896 (smaxv8hi3): Likewise.
2897 (*smaxv8hi3): Likewise.
2898 (*sse4_1_smax<mode>3): Likewise.
2899 (*sse4_1_umax<mode>3): Likewise.
2900 (uminv16qi3): Likewise.
2901 (*uminv16qi3): Likewise.
2902 (sminv8hi3): Likewise.
2903 (*sminv8hi3): Likewise.
2904 (*sse4_1_smin<mode>3): Likewise.
2905 (*sse4_1_umin<mode>3): Likewise.
2907 2008-04-01 Rafael Espindola <espindola@google.com>
2909 * tree-cfg.c (verify_expr): remove in_phi.
2910 (verify_stmt): Don't call walk_tree with verify_expr. Use
2911 is_gimple_min_invariant instead of is_gimple_val.
2913 2008-04-01 Joseph Myers <joseph@codesourcery.com>
2915 * doc/include/gpl_v3.texi: Update for manpage generation.
2916 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
2918 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
2919 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
2920 gpl_v3.texi instead of gpl.texi.
2923 2008-04-01 Jakub Jelinek <jakub@redhat.com>
2926 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
2928 2008-04-01 Rafael Espindola <espindola@google.com>
2930 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
2931 (extract_code_and_val_from_cond): Use
2932 extract_code_and_val_from_cond_with_ops.
2934 2008-04-01 Jan Hubicka <jh@suse.cz>
2936 * function.c (free_after_compilation): Free epilogue_delay_list.
2937 (prepare_function_start): Assert that previous compilation was freed.
2939 2008-04-01 Jan Hubicka <jh@suse.cz>
2940 Jim Wilson <wilson@tuliptree.org>
2941 Andreas Tobler <andreast@gcc.gnu.org>
2944 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
2945 rtl.emit instead cfun->emit.
2946 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
2947 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
2949 2008-04-01 Ben Elliston <bje@au.ibm.com>
2951 * doc/c-tree.texi (Function Basics): Fix grammatical error.
2953 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
2955 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
2957 (fprofile-use): Add var flag_profile_use
2958 * coverage.c (coverage_begin_output): Do not open a gcno file for
2959 output only if -ftest-coverage is set.
2960 Do not add getpwd() to gcda file path.
2961 (build_gcov_info): Check the new flag
2962 flag_profile_datafile_relative_path.
2963 (coverage_init): Use profile_data_prefix.
2964 Read profile counter only if flag_profile_use is set.
2965 * opts.c (common_handle_option): New option fprofile-use=,
2966 fprofile-dir=, fprofile-generate=.
2967 * toplev.c (profile_data_prefix): New variable definition.
2968 * toplev.h (profile_data_prefix): New declaration.
2969 * doc/invoke.tex (Option Summary, Optimization Options):
2972 2008-03-31 James E. Wilson <wilson@tuliptree.org>
2974 * varasm.c (output_constant_pool_1): In LABEL_REF check,
2975 use tmp consistently.
2978 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
2979 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2980 UNSPEC_FR_RECIP_APPROX_RES.
2981 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
2983 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
2986 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
2988 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2991 * fold-const.c (fold_indirect_ref_1): Support accessing non first
2992 element of the vector via a pointer.
2994 2008-03-31 Ian Lance Taylor <iant@google.com>
2996 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
2998 2008-03-31 Jan Hubicka <jh@suse.cz>
3000 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3001 get_arg_pointer_save_area.
3002 * expr.c (init_expr): Just clear out rtl.expr.
3003 * function.c (free_after_compilation): Clear out whole RTL structure.
3004 (get_func_frame_size): Merge into ...
3005 (get_frame_size): ... this one.
3006 (assign_stack_local_1): Merge into ...
3007 (assign_stack_local): ... this one.
3008 (expand_function_end): Update call of get_arg_pointer_save_area.
3009 (get_art_pointer_save_area): Remove cfun argument.
3010 * function.h (emit_status): regno_pointer_align does not need length
3011 attribute. Move x_regno_reg_rtx to ...
3012 (regno_reg_rtx): ... new global array.
3013 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
3014 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
3015 apply_args_value, forced_labels, stack_pointer_delta):
3017 (struct varasm_status): Move here from varasm.c
3018 (struct rtl_data): New. Move here some fields from struct function.
3019 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3020 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3021 used_temp_slots avail_temp_slots, temp_slot_level,
3022 nonlocal_goto_handler_labels): Update accesstors.
3023 (rtl): New global variable.
3024 (struct function): Move some fileds to rtl_data.
3025 (get_arg_pointer_save_area): Update prototype.
3026 * emit-rtl.c (rtl): Declare.
3027 (regno_reg_rtx): Declare.
3028 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3030 (gen_reg_rtx): Update.
3031 (init_virtual_regs): Do not tate emit_status argument.
3032 (init_emit): Do not allocate emit.
3033 * varasm.c (varasm_statuc): Move to function.h.
3034 (n_deferred_constatns): Update accestor.
3035 (init_varasm_status): Do not allocate varasm_status.
3036 (force_const_mem, get_pool_size, output_constant_pool): Update.
3037 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3038 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3040 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
3042 PR rtl-optimization/35729
3043 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
3046 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
3049 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
3050 load/store if memory is unaligned.
3051 (*movti_rex64): Likewise.
3053 * config/i386/predicates.md (misaligned_operand): New.
3055 2008-03-31 Andrew Pinski <pinskia@gmail.com>
3058 * tree-ssa-phiopt.c (conditional_replacement): Return early for
3061 2008-03-31 Jan Beulich <jbeulich@novell.com>
3063 * config/ia64/constraints.md: Add 'j' constraint.
3064 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
3065 (movdi_internal): Likewise.
3067 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
3070 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
3072 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
3075 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
3076 proper error message for the third argument on blendpd and
3079 * config/i386/sse.md (blendbits): New.
3080 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
3082 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
3084 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
3086 2008-03-30 Richard Guenther <rguenther@suse.de>
3089 * fold-const.c (fold_sign_changed_comparison): Do leave
3090 conversions to base-types alone.
3092 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
3094 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
3095 the link register if one altivec register is be saved.
3097 2008-03-30 Ben Elliston <bje@au.ibm.com>
3099 * final.c (final_scan_insn): Remove if (0) code.
3101 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
3103 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
3105 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
3107 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
3108 of V4SFmode to ix86_binary_operator_ok.
3110 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
3112 * config/i386/i386.c (override_options): Initialize
3113 ix86_veclib_handler to ix86_veclibabi_svml when
3114 -mveclibabi=svml is used.
3115 (ix86_veclibabi_svml): New function for SVML ABI style
3116 vectorization support.
3117 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
3119 2008-03-28 Rafael Espindola <espindola@google.com>
3121 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
3122 (tree_binary_nonnegative_warnv_p): Make it public.
3123 (tree_single_nonnegative_warnv_p): Make it public.
3124 (tree_invalid_nonnegative_warnv_p): Make it public.
3125 (tree_unary_nonzero_warnv_p): Make it public.
3126 (tree_binary_nonzero_warnv_p): Make it public
3127 (tree_single_nonzero_warnv_p): Make it public.
3128 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
3129 (extract_range_from_binary_expr): Split the expr argument.
3130 (extract_range_from_unary_expr): Split the expr argument.
3131 (extract_range_from_comparison): Split the expr argument.
3132 (extract_range_from_expr): Use the new aux functions.
3133 (vrp_evaluate_conditional_warnv): Use
3134 vrp_evaluate_conditional_warnv_with_ops.
3135 * tree.h (tree_unary_nonzero_warnv_p): Declare.
3136 (tree_binary_nonzero_warnv_p): Declare.
3137 (tree_single_nonzero_warnv_p): Declare.
3138 (tree_expr_nonzero_warnv_p): Declare.
3139 (tree_unary_nonnegative_warnv_p): Declare.
3140 (tree_binary_nonnegative_warnv_p): Declare.
3141 (tree_single_nonnegative_warnv_p): Declare.
3142 (tree_invalid_nonnegative_warnv_p): Declare.
3144 2008-03-28 Richard Guenther <rguenther@suse.de>
3146 PR tree-optimization/30317
3147 PR tree-optimization/30911
3148 PR tree-optimization/34793
3149 * tree-vrp.c (set_and_canonicalize_value_range): New function.
3150 (struct assert_locus_d): New member EXPR.
3151 (register_new_assert_for): Add EXPR parameter to support
3152 ASSERT_EXPR <name, expr OP limit>.
3153 (register_edge_assert_for_1): Adjust callers.
3154 (find_assert_locations): Likewise.
3155 (process_assert_insertions_for): Build condition from expression.
3156 (extract_range_from_assert): Handle ASSERT_EXPRs
3157 of the form ASSERT_EXPR <name, expr OP limit>.
3158 (register_edge_assert_for_2): New helper registering
3159 asserts for comparisons. Recognize range tests of the form
3160 (unsigned)i - CST1 OP CST2.
3161 (register_edge_assert_for_1): Use it.
3162 (register_edge_assert_for): Likewise.
3163 (needs_overflow_infinity): Integer sub-types
3164 do not need overflow infinities.
3165 (vrp_val_is_max): The extreme values of integer sub-types
3166 are those of the base type.
3167 (vrp_val_is_min): Likewise.
3168 * tree.def (ASSERT_EXPR): Document extra allowed conditional
3171 2008-03-28 Nick Clifton <nickc@redhat.com>
3174 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
3175 Return GENERAL_REGS for stack adjustment reloads.
3177 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3180 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
3181 const_vector when all the vectors are constant.
3183 2008-03-27 Bob Wilson <bob.wilson@acm.org>
3185 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
3187 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
3188 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
3190 (s<code>_sf): Use new scc_sf attribute for opcode names.
3192 2008-03-27 Tom Tromey <tromey@redhat.com>
3194 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
3195 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
3196 config/spu/t-spu-elf, config/i386/t-interix,
3197 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
3198 config/i386/x-darwin, config/i386/x-mingw32,
3199 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
3200 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
3201 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
3202 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
3203 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
3204 config/rs6000/x-darwin, config/rs6000/t-rs6000,
3205 config/score/t-score-elf, config/arm/t-strongarm-pe,
3206 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
3207 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
3208 Revert automatic dependency patch.
3210 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
3213 * config/i386/i386.c (ix86_function_arg_boundary): Align
3214 decimal floating point to its natural boundary.
3216 2008-03-27 Richard Guenther <rguenther@suse.de>
3219 * fold-const.c (fold_comparison): Restrict distinct decl
3220 comparison folding to VAR_DECLs and PARM_DECLs. Do not
3221 solely rely on operand_equal_p.
3223 2008-03-27 Richard Guenther <rguenther@suse.de>
3226 * c-common.c (handle_weak_attribute): Reject combination of
3229 2008-03-27 Richard Guenther <rguenther@suse.de>
3231 PR tree-optimization/32810
3232 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
3233 conversions from DECL_INITIAL.
3234 (fold_const_aggregate_ref): Likewise from constructor elements.
3236 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
3238 * tree-affine.h (aff_combination_expand): Declare.
3239 (get_inner_reference_aff): Likewise.
3240 * tree-affine.c (aff_combination_expand): Split out from
3241 tree_to_aff_combination_expand.
3242 (get_inner_reference_aff): New function.
3243 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
3244 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
3245 (struct lim_aux_data): sm_done field removed.
3246 (mem_ref_loc_p, mem_ref_locs_p): New types.
3247 (struct mem_ref): Added id, stored, accesses_in_loop,
3248 indep_loop, dep_loop, indep_ref, dep_ref fields.
3249 Removed is_stored, locs and next fields.
3250 (memory_accesses): New variable.
3251 (movement_possibility): Do not allow moving statements
3252 that store to memory.
3253 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
3255 (determine_max_movement): For statements with memory references,
3256 find the outermost loop in that the reference is independent.
3257 (move_computations_stmt): Mark the virtual operands for renaming.
3258 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
3259 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
3260 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
3261 add_vop_ref_mapping, create_vop_ref_mapping_loop,
3262 create_vop_ref_mapping, analyze_memory_references,
3263 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
3264 get_all_locs_in_loop, ref_always_accessed_p,
3265 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
3266 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
3267 store_motion_loop, store_motion): New functions.
3268 (struct vop_to_refs_elt): New type.
3269 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
3270 memref_hash, memref_eq, hoist_memory_references): Rewritten.
3271 (schedule_sm): Replaced by...
3272 (execute_sm): ... this.
3273 (determine_lsm_ref, hoist_memory_references,
3274 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
3275 find_more_ref_vops, free_mem_ref, free_mem_refs,
3276 determine_lsm_loop, determine_lsm): Removed.
3277 (tree_ssa_lim_finalize): Free data structures used by store motion.
3278 (tree_ssa_lim): Call analyze_memory_references. Use
3279 store_motion instead of determine_lsm.
3281 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
3283 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
3284 rename tmake_file to m68hc11/t-m68hc11.
3285 (mcore): Set inhibit_libc to true.
3286 * config.host (alpha*-dec-*vms*): Set extra_programs.
3287 (interix3*): Don't use host_xmake_file.
3288 * configure.ac: Let config.gcc override inhibit_libc.
3289 * configure: Regenerate.
3291 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
3292 * config/t-openbsd-thread: Remove commented out lines.
3294 * config/x-interix: Remove.
3296 * config/m68hc11/t-m68hc11-gas: Rename to...
3297 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
3299 * config/mcore/t-mcore: Remove T_CFLAGS.
3300 * config/mcore/t-mcore-pe: Likewise.
3302 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
3304 * configure.ac: Replace custom __GNU_SOURCE test with
3305 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
3306 * aclocal.m4: Regenerate.
3307 * configure: Regenerate.
3308 * config.in: Regenerate.
3310 2008-03-27 Richard Guenther <rguenther@suse.de>
3312 * fold-const.c (target.h): Include.
3313 (fold_comparison): Fold comparison of addresses of decls
3314 that bind locally or of constants. Consolidate address folding code.
3315 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
3316 results from fold_binary_to_constant.
3317 (compare_values_warnv): Likewise.
3319 2008-03-27 Andrew Pinski <pinskia@gmail.com>
3322 * fold-const.c (fold_truthop): Check for integeral types when folding
3323 a == 0 && b == 0 and a != 0 || b != 0 .
3325 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
3327 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
3329 2008-03-26 Andreas Schwab <schwab@suse.de>
3331 * doc/invoke.texi: Fix use of @item vs. @itemx.
3333 2008-03-26 Tom Tromey <tromey@redhat.com>
3335 * Makefile.in (build/gensupport.o, build/print-rtl.o,
3336 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
3337 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
3338 build/gencodes.o, build/genconditions.o, build/genconfig.o,
3339 build/genconstants.o, build/genemit.o, build/genextract.o,
3340 build/genflags.o, build/genmddeps.o, build/genopinit.o,
3341 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
3344 2008-03-26 Richard Guenther <rguenther@suse.de>
3347 2008-03-26 Richard Guenther <rguenther@suse.de>
3349 * fold-const.c (target.h): Include.
3350 (fold_comparison): Fold comparison of addresses of two decls
3351 that bind locally. Consolidate address folding code.
3353 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3355 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
3356 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
3357 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
3358 dconstsqrt2, dconstthird, dconste and/or dconst10.
3359 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
3360 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
3361 dconstsqrt2, dconste): Delete.
3362 (init_emit_once): Likewise. Simplify initializing dconstm1.
3364 * real.c (get_real_const): New.
3365 * real.h (dconst3, dconst10, dconstm2, dconstthird,
3366 dconstsqrt2, dconste): Delete.
3367 (real_value_const, get_real_const): New.
3369 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
3371 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
3373 * config/i386/i386.c (ix86_function_arg_boundary): Check
3374 BIGGEST_ALIGNMENT instead of 128.
3375 (setup_incoming_varargs_64): Likewise.
3377 2008-03-26 Tom Tromey <tromey@redhat.com>
3379 * Makefile.in (DEPFILES): Add missing '/'.
3381 2008-03-26 Richard Guenther <rguenther@suse.de>
3383 * fold-const.c (target.h): Include.
3384 (fold_comparison): Fold comparison of addresses of two decls
3385 that bind locally. Consolidate address folding code.
3387 2008-03-26 Nick Clifton <nickc@redhat.com>
3390 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
3391 not allow INT+INT as a legitimate addressing mode.
3393 2008-03-26 Richard Guenther <rguenther@suse.de>
3395 * tree-flow.h (widen_bitfield): Remove declaration.
3396 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
3397 (widen_bitfield): Remove function.
3398 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
3401 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3404 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
3407 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
3409 PR rtl-optimization/35232
3410 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
3411 (forget_old_reloads_1, forget_marked_reloads): Don't clear
3412 reg_reloaded_call_part_clobbered here.
3413 (reload_regs_reach_end_p): New function.
3414 (reload_reg_rtx_for_input): New variable.
3415 (reload_reg_rtx_for_output): Likewise.
3416 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
3417 when reassigning a pseudo register. Load reloadreg from
3418 reload_reg_rtx_for_input, moving the mode and register
3420 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
3421 instead of the original when deciding whether an input reload
3422 would be a no-op or whether an output reload can be deleted.
3423 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
3424 when setting up new_spill_reg_store. Load it from
3425 reload_reg_rtx_for_output, moving the mode and register
3427 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
3428 instead of the original when deciding whether an output reload
3429 would be a no-op. Do the same when modifying insn notes.
3430 Use rtx_equal_p instead of == to compare the registers.
3431 (inherit_piecemeal_p): Take a mode and two register numbers
3433 (emit_reload_insns): Clear new_spill_reg_store for every hard
3434 register in the reload register. Remove spill registers
3435 from reg_reloaded_valid before considering whether to record
3436 inheritance information for them. Use reload_reg_rtx_for_output
3437 instead of reg_rtx when recording output reloads. Use
3438 reload_reg_rtx_for_input instead of reg_rtx when recording
3439 input reloads. Set or clear reg_reloaded_call_part_clobbered
3440 at the same time as setting reg_reloaded_valid.
3441 (delete_output_reload): Add a new_reload_reg parameter and use it
3442 instead of rld[j].reg_rtx.
3443 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
3446 2008-03-25 Tom Tromey <tromey@redhat.com>
3448 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
3449 (build/genattr.o): Likewise.
3450 (build/genattrtab.o): Likewise.
3451 (build/gencodes.o): Likewise.
3452 (build/genconfig.o): Likewise.
3453 (build/genconstants.o): Likewise.
3454 (build/genemit.o): Likewise.
3455 (build/genextract.o): Likewise.
3456 (build/genflags.o): Likewise.
3458 2008-03-25 Bob Wilson <bob.wilson@acm.org>
3460 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
3461 instead of size_int for integer types.
3462 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
3463 to match type of MINUS_EXPR.
3465 2008-03-25 Tom Tromey <tromey@redhat.com>
3467 * configure: Rebuilt.
3468 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
3471 2008-03-25 Tom Tromey <tromey@redhat.com>
3473 * config/x-solaris (host-solaris.o): Update.
3474 * config/x-linux (host-linux.o): Update.
3475 * config/x-hpux (host-hpux.o): Update.
3476 * config/x-darwin (host-darwin.o): Update.
3477 * config/v850/t-v850e (v850-c.o): Update.
3478 * config/v850/t-v850 (v850-c.o): Update.
3479 * config/t-vxworks (vxworks.o): Update.
3480 * config/t-sol2 (sol2-c.o, sol2.o): Update.
3481 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
3482 * config/spu/t-spu-elf (spu-c.o): Update.
3484 * config/sh/t-symbian (sh-c.o): Update.
3485 (symbian.o): Update.
3486 * config/sh/t-sh (sh-c.o): Update.
3487 * config/score/t-score-elf (score7.o, score3.o): Update.
3488 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
3489 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
3490 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
3491 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
3493 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
3494 * config/m32c/t-m32c (m32c-pragma.o): Update.
3495 * config/ia64/t-ia64 (ia64-c.o): Update.
3496 * config/i386/x-mingw32 (host-mingw32.o): Update.
3497 * config/i386/x-i386 (driver-i386.o): Update.
3498 * config/i386/x-darwin (host-i386-darwin.o): Update.
3499 * config/i386/x-cygwin (host-cygwin.o): Update.
3500 * config/i386/t-nwld (nwld.o): Update.
3501 * config/i386/t-netware (netware.o): Update.
3502 * config/i386/t-interix (winnt.o): Update.
3503 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
3504 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
3505 msformat-c.o): Update.
3506 * config/bfin/t-bfin-linux (generated_files): Add
3507 linux-sysroot-suffix.h.
3508 * config/arm/t-wince-pe (pe.o): Update.
3509 * config/arm/t-strongarm-pe (pe.o): Update.
3510 * config/arm/t-pe (pe.o): Update.
3511 * config/arm/t-arm (arm-c.o): Update.
3512 * doc/install.texi (Prerequisites): Require make 3.80.
3513 * Makefile.in: Remove .o targets.
3514 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
3515 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
3516 (simple_generated_h, simple_generated_c): Move earlier.
3517 (generated_files): New variable.
3518 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
3519 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
3520 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
3521 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
3522 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
3523 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
3524 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
3525 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
3526 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
3527 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
3528 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
3529 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
3531 (COMPILE.base, COMPILE): New variables.
3532 (%.o): New pattern rule.
3533 (ALL_HOST_OBJS): New variable.
3534 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
3535 (dummy-checksum.o, cc1-checksum.o): Remove.
3536 (DRIVER_SHLIB): New variable.
3537 (DRIVER_DEFINES): Use it.
3538 (gencondmd.c): Move out of build/.
3539 (s-conditions): Update.
3540 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
3541 (ALL_BUILD_OBJS): Likewise.
3542 (build/%.o): Use BUILDCOMPILE.
3543 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
3544 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
3545 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
3546 build/gencheck.o, build/gencodes.o, build/genconditions.o,
3547 build/genconfig.o, build/genconstants.o, build/genemit.o,
3548 build/genextract.o, build/genflags.o, build/genmddeps.o,
3549 build/genopinit.o, build/genoutput.o, build/genpeep.o,
3550 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
3551 build/gen-protos.o, build/scan.o, build/fix-header.o,
3552 build/scan-decls.o): Simplify.
3553 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
3554 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
3555 prefix.o, toplev.o): Reduce to variable setting.
3556 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
3557 ($(out_object_file), gcc-options.o): New targets.
3558 ($(ALL_HOST_OBJS)): New target. Include dependency files.
3559 * configure: Rebuilt.
3560 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
3561 * doc/sourcebuild.texi (Front End Directory): Document new variable.
3563 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
3565 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
3566 complain when we hit an error, return ERROR_MARK_NODE.
3568 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3570 * config/sh/constraints.md (Pso, Psz): New constraints.
3571 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
3572 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
3574 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3576 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
3577 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
3579 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3581 * config/sh/sh.md (prefetch): Add condition for SH2A target.
3582 (prefetch_sh2a): New.
3584 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3585 Naveen.H.S <naveen.hs@kpitcummins.com>
3587 * config/sh/constraints.md (I28): New constraint.
3588 * config/sh/sh.c (broken_move): Add support for movi20s.
3589 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
3591 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
3592 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3593 Naveen.H.S <naveen.hs@kpitcummins.com>
3595 * config/sh/sh.c (SH_ATTRIBUTES): Define.
3596 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
3597 (print_operand): Handle resbank in %@ operand code.
3598 (sh_encode_section_info): New.
3599 (push_regs): Add conditions for resbank.
3600 (sh_expand_epilogue): Likewise.
3601 (sh_insert_attributes): Likewise.
3602 (sh_attribute_table): Likewise.
3603 (sh_handle_resbank_handler_attribute): New.
3604 (sh2a_handle_function_vector_handler_attribute): New.
3605 (sh2a_is_function_vector_call): New.
3606 (sh2a_get_function_vector_number): New.
3607 (sh2a_function_vector_p): New.
3608 (sh_cfun_resbank_handler_p): New.
3609 * config/sh/sh.md (calli): Emit jsr/n if possible.
3610 (calli_tbr_rel): New.
3611 (calli_pcrel): Emit jsr/n if possible.
3612 (return_i): Emit rts/n if possible.
3613 (call_valuei_tbr_rel): New.
3614 (call_valuei_pcrel): Add condition for SH2A target.
3615 (call_value): Likewise.
3616 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
3617 (sh2a_get_function_vector_number): Likewise.
3618 (sh2a_is_function_vector_call): Likewise.
3619 * doc/extend.texi: Document TBR relative addressing of SH2A.
3620 (resbank): Add description for SH2A.
3622 2008-03-24 Richard Guenther <rguenther@suse.de>
3625 * gimplify.c (gimplify_modify_expr): For frontend type-correct
3626 pointer assignments change conversions according to middle-end rules.
3627 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
3628 * configure.ac: Include type checking in yes.
3629 * configure: Regenerate.
3631 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3633 * diagnostic.c (diagnostic_count_diagnostic): Delete.
3634 (diagnostic_report_diagnostic): Update. Handle ICEs here.
3636 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
3638 * gthr-vxworks.h (UNUSED): Define.
3640 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
3642 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
3644 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
3646 * doc/extend.texi (Function Attributes): Add missing comma in the
3647 example of the "alloc_size" attribute.
3649 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
3652 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
3654 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3657 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3660 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3661 of the underlying type of a MS bitfield layout to the natural
3662 alignment of the type.
3664 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3666 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3667 to their natural alignment to avoid store forwarding stalls.
3669 2008-03-22 Richard Guenther <rguenther@suse.de>
3671 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
3672 For PHI nodes verify the address is invariant.
3673 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
3674 (get_symbol_constant_value): Use is_gimple_min_invariant.
3675 (maybe_fold_stmt_indirect): Likewise.
3677 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
3679 PR rtl-optimization/33927
3680 * Makefile.in (dse.o): Depend on $(TM_P_H).
3681 * expr.h (extract_low_bits): Declare.
3682 * expmed.c (extract_low_bits): New function.
3683 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
3684 * dse.c: Include tm_p.h.
3685 (find_shift_sequence): Remove the read_reg argument and return the
3686 read value. Emit the instructions instead of returning them.
3687 Iterate on new_mode rather than calculating it each time.
3688 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
3689 source to NEW_MODE and extract_low_bits to convert the shifted
3691 (replace_read): Allow the load and store to have different mode
3692 classes. Use extract_low_bits when SHIFT == 0. Create the shift
3693 or extraction instructions before trying the replacement. Update
3694 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
3696 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3698 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3699 to their natural alignment to avoid store forwarding stalls.
3701 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3704 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
3705 encouraging but not allowing gprs for input;
3706 change the input constraint to !f#r.
3707 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
3709 change the output constraint to !f#r.
3711 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
3714 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
3715 corresponding post-reload splitters.
3716 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
3717 when x87 FP math is selected.
3718 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
3719 New function prototype.
3720 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
3721 unreachable function to ease macroization of insn patterns.
3723 2008-03-21 Martin Jambor <mjambor@suse.cz>
3725 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
3726 reference dumps if ddr is NULL or dependence is unknown.
3728 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3730 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
3731 unsigned extension into account.
3732 (ATOMIC_COMPARE_AND_SWAP): Likewise.
3733 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
3734 Do computations on a scratch register.
3736 2008-03-21 Richard Guenther <rguenther@suse.de>
3738 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3739 Use is_gimple_min_invariant instead of TREE_INVARIANT.
3740 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
3741 * tree-ssa-dom.c (record_equality): Likewise.
3742 * tree-inline.c (copy_body_r): Likewise.
3743 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
3746 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3748 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
3749 as 'delete_unused' argument.
3751 2008-03-20 Richard Guenther <rguenther@suse.de>
3753 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
3754 special casing of constant qualifiers.
3755 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
3756 care about them in general.
3757 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
3758 regardless of their type.
3759 (fold_stmt_r): Forcefully fold *& if we end up with that.
3761 2008-03-20 Paul Brook <paul@codesourcery.com>
3763 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
3764 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
3766 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
3768 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
3769 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
3771 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
3773 * common.opt (Wmudflap): New option.
3774 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
3775 (mx_register_decls): Likewise.
3776 (mudflap_finish_file): Likewise.
3777 * doc/invoke.texi: Document -Wno-mudflap.
3779 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
3781 * c-format.c (replace_format_name_to_system_name): New.
3783 (convert_format_name_to_system_name): New.
3784 (decode_format_attr): Add use of convert_format_name_to_system_name.
3785 (format_types_orig): Add gnu_ prefix to names.
3786 (check_format_info_main): Special treating of \0 escaped names for
3787 supporting multi-character format specifiers as I32, I64.
3788 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
3789 (gnu_target_overrides_format_attributes): New.
3790 * c-format.h: Add structure target_ovr_attr to hold
3791 system specific formatter names.
3792 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
3793 msformat-c.o file to c_target_objs and cxx_target_objs.
3794 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3795 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
3796 (TARGET_N_FORMAT_TYPES): New.
3797 * config/i386/msformat-c.c: New.
3798 * config/i386/t-cygming: Add build rule for msformat-c.o.
3799 * doc/extend.texi: Add new format names gnu_* and ms_* and
3801 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3803 2008-03-20 Ira Rosen <irar@il.ibm.com>
3805 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
3806 optimizations turned on under -O3.
3807 (ftree-vectorize): Add that the flag is turned on with -O3.
3809 2008-03-20 Ben Elliston <bje@au.ibm.com>
3811 * regmove.c (try_auto_increment): Fix spelling error in comment.
3812 * final.c (final_scan_insn): Likewise.
3814 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
3817 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
3818 allocator preferences for "y" and "r" class registers.
3819 ("*mov<mode>_internal"): Ditto.
3820 ("*movv2sf_internal_rex64"): Ditto.
3821 ("*movv2sf_internal"): Ditto.
3823 2008-03-19 Michael Matz <matz@suse.de>
3826 * calls.c (expand_call): Check overlap of arguments with call
3827 address for sibcalls.
3829 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3832 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3833 of the underlying type of a MS bitfield layout to the natural
3834 alignment of the type.
3836 2008-03-19 Jan Hubicka <jh@suse.cz>
3839 * toplev.c (decode_d_option): Handle all CPP flags.
3840 * tree-vrp.c: Update tree_pass descriptors.
3841 * regrename.c: Update tree_pass descriptors.
3842 * fwprop.c: Update tree_pass descriptors.
3843 * doc/invoke.texi: Remove documentation of dropped -d? flags.
3844 * tree-into-ssa.c: Update tree_pass descriptors.
3845 * tree-dump.c: Update tree_pass descriptors.
3846 * tree-complex.c: Update tree_pass descriptors.
3847 * tree-dump.h: Update tree_pass descriptors.
3848 * see.c: Update tree_pass descriptors.
3849 * cgraphbuild.c: Update tree_pass descriptors.
3850 * tracer.c: Update tree_pass descriptors.
3851 * tree-loop-distribution.c: Update tree_pass descriptors.
3852 * cgraph.c: Update tree_pass descriptors.
3853 * postreload-gcse.c: Update tree_pass descriptors.
3854 * postreload.c: Update tree_pass descriptors.
3855 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
3856 * tree-tailcall.c: Update tree_pass descriptors.
3857 * tree-pass.h (tree_opt_pass): Rename to ...
3858 (opt_pass) ... this one; add "type" field and remove letter field.
3859 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
3860 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
3861 all_lowering_passes): Update declaration.
3862 * ipa-cp.c: Update tree_pass descriptors.
3863 * final.c: Update tree_pass descriptors.
3864 * omp-low.c: Update tree_pass descriptors.
3865 * tree-ssa-dse.c: Update tree_pass descriptors.
3866 * ipa-reference.c: Update tree_pass descriptors.
3867 * tree-ssa-uncprop.c: Update tree_pass descriptors.
3868 * auto-inc-dec.c: Update tree_pass descriptors.
3869 * reorg.c: Update tree_pass descriptors.
3870 * cgraphunit.c: Update tree_pass descriptors.
3871 * tree-ssa-copyrename.c: Update tree_pass descriptors.
3872 * tree-ssa-ccp.c: Update tree_pass descriptors.
3873 * df-core.c: Update tree_pass descriptors.
3874 * mode-switching.c: Update tree_pass descriptors.
3875 * tree-nomudflap.c: Update tree_pass descriptors.
3876 * modulo-sched.c: Update tree_pass descriptors.
3877 * ipa-pure-const.c: Update tree_pass descriptors.
3878 * cse.c: Update tree_pass descriptors.
3879 * web.c: Update tree_pass descriptors.
3880 * tree-stdarg.c: Update tree_pass descriptors.
3881 * tree-ssa-math-opts.c: Update tree_pass descriptors.
3882 * tree-ssa-dom.c: Update tree_pass descriptors.
3883 * tree-nrv.c: Update tree_pass descriptors.
3884 * tree-ssa-alias.c: Update tree_pass descriptors.
3885 * loop-init.c: Update tree_pass descriptors.
3886 * gimple-low.c: Update tree_pass descriptors.
3887 * ipa-inline.c: Update tree_pass descriptors.
3888 * tree-ssa-sink.c: Update tree_pass descriptors.
3889 * global.c: Update tree_pass descriptors.
3890 * ifcvt.c: Update tree_pass descriptors.
3891 * jump.c: Update tree_pass descriptors.
3892 * predict.c: Update tree_pass descriptors.
3893 * tree-ssa-loop.c: Update tree_pass descriptors.
3894 * recog.c: Update tree_pass descriptors.
3895 * dse.c: Update tree_pass descriptors.
3896 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
3897 * tree-eh.c: Update tree_pass descriptors.
3898 * regmove.c: Update tree_pass descriptors.
3900 * function.c: Update tree_pass descriptors.
3901 * tree-vectorizer.c: Update tree_pass descriptors.
3902 * gcse.c: Update tree_pass descriptors.
3903 * ipa-type-escape.c: Update tree_pass descriptors.
3904 * tree-if-conv.c: Update tree_pass descriptors.
3905 * init-regs.c: Update tree_pass descriptors.
3906 * ipa.c: Update tree_pass descriptors.
3907 * tree-ssa-phiopt.c: Update tree_pass descriptors.
3908 * rtl-factoring.c: Update tree_pass descriptors.
3909 * lower-subreg.c: Update tree_pass descriptors.
3910 * bt-load.c: Update tree_pass descriptors.
3911 * tree-dfa.c: Update tree_pass descriptors.
3912 * except.c: Update tree_pass descriptors.
3913 * emit-rtl.c: Update tree_pass descriptors.
3914 * cfgexpand.c: Update tree_pass descriptors.
3915 * tree-cfgcleanup.c: Update tree_pass descriptors.
3916 * cfgcleanup.c: Update tree_pass descriptors.
3917 * tree-ssa-pre.c: Update tree_pass descriptors.
3918 * tree-sra.c: Update tree_pass descriptors.
3919 * tree-mudflap.c: Update tree_pass descriptors.
3920 * tree-ssa-copy.c: Update tree_pass descriptors.
3921 * cfglayout.c: Update tree_pass descriptors.
3922 * tree-ssa-forwprop.c: Update tree_pass descriptors.
3923 * tree-ssa-dce.c: Update tree_pass descriptors.
3924 * tree-ssa.c: Update tree_pass descriptors.
3925 * regclass.c: Update tree_pass descriptors.
3926 * integrate.c: Update tree_pass descriptors.
3927 * tree-optimize.c: Update tree_pass descriptors.
3928 * tree-ssa-phiprop.c: Update tree_pass descriptors.
3929 * tree-object-size.c: Update tree_pass descriptors.
3930 * combine.c: Update tree_pass descriptors.
3931 * tree-outof-ssa.c: Update tree_pass descriptors.
3932 * bb-reorder.c: Update tree_pass descriptors.
3933 * stack-ptr-mod.c: Update tree_pass descriptors.
3934 * var-tracking.c: Update tree_pass descriptors.
3935 * tree-profile.c: Update tree_pass descriptors.
3936 * tree-vect-generic.c: Update tree_pass descriptors.
3937 * reg-stack.c: Update tree_pass descriptors.
3938 * sched-rgn.c: Update tree_pass descriptors.
3939 * tree-ssa-structalias.c: Update tree_pass descriptors.
3940 * tree-cfg.c: Update tree_pass descriptors.
3941 * passes.c (current_pass): Update declaration.
3942 (finish_optimization_passes): Update.
3943 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
3944 (register_one_dump_file, register_dump_files_1, next_pass_1):
3946 (init_optimization_passes): Update handling of new types.
3947 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
3948 * ipa-struct-reorg.c: Update tree_pass descriptors.
3949 * tree-ssa-reassoc.c: Update tree_pass descriptors.
3950 * combine-stack-adj.c: Update tree_pass descriptors.
3951 * cfgrtl.c: Update tree_pass descriptors.
3952 * dce.c: Update tree_pass descriptors.
3953 * tree-ssanames.c: Update tree_pass descriptors.
3955 2008-03-19 Richard Guenther <rguenther@suse.de>
3958 * tree-ssa.c (walk_data): New structure.
3959 (warn_uninitialized_var): If not always_executed warn with "maybe"
3961 (execute_early_warn_uninitialized): Compute post-dominators.
3962 Initialize always_executed before processing each basic block.
3964 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
3967 * config/i386/i386.c (x86_this_parameter): Calculate correct location
3968 of "this" pointer when "regparm = N" or "fastcall" is in effect.
3970 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3972 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
3974 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
3976 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
3978 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
3979 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
3980 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
3981 target after ignore has been set, and move there also the commputation
3982 of subtarget and original_target.
3983 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
3984 (LANG_HOOKS_INITIALIZER): Remove it.
3985 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
3987 2008-03-18 Richard Guenther <rguenther@suse.de>
3989 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
3990 found an expression with constants, note that in the VN for the lhs.
3991 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
3992 fold them to constants if possible. Run cleanup_cfg if done so.
3993 (execute_pre): Return todo.
3995 (execute_fre): Likewise.
3996 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
3998 (get_prop_source_stmt): Look through pointer conversions.
4000 2008-03-18 Jan Hubicka <jh@suse.cz>
4002 * tree-pretty-print.c: Include predict.h.
4003 (dump_generic_node): Dump predictor.
4004 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
4005 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
4006 * gimple-low.c (lower_stmt): Likewise.
4007 * expr.c (expand_expr_real): Likewise.
4008 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
4010 (build_predict_expr, build_predict_expr): New.
4011 * predict.h (predictor_name, build_predict_expr): Update.
4012 * c-typeck.c (c_finish_bc_stmt): Add prediction.
4013 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
4014 * predict.def (PRED_CONTINUE): Update hitrate.
4015 * tree.def (PREDICT_EXPR): Define.
4016 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
4017 do not handle BIND_EXPR.
4018 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
4019 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
4020 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
4023 2008-03-18 Michael Matz <matz@suse.de>
4025 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
4027 2008-03-18 Richard Guenther <rguenther@suse.de>
4029 * tree-gimple.h (is_gimple_invariant_address): Declare.
4030 (is_gimple_constant): Likewise.
4031 * tree-gimple.c (is_gimple_constant): New function.
4032 (is_gimple_invariant_address): Likewise.
4033 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
4034 and is_gimple_invariant_address.
4035 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
4037 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
4038 an addressable base.
4040 2008-03-18 Jakub Jelinek <jakub@redhat.com>
4043 * gimplify.c (gimplify_expr): Gimplify second operand of
4046 2008-03-17 Richard Guenther <rguenther@suse.de>
4048 PR tree-optimization/19637
4049 * fold-const.c (fold_unary): Remove restrictions of removing
4050 intermediate pointer-conversions (P2)(P1)P0.
4051 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
4052 conversion to void pointer.
4053 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
4055 2008-03-16 James E. Wilson <wilson@tuliptree.org>
4058 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
4059 emulated thread local variables.
4061 2008-03-16 Richard Guenther <rguenther@suse.de>
4064 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
4065 expand TREE_INVARIANT operations that are not gimple invariant.
4067 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
4069 * doc/extend.texi (Alignment): Say that the ABI controls
4070 the __alignof__ for non-strict-alignment targets rather
4071 than being a recommendation.
4073 2008-03-15 Paul Brook <paul@codesourcery.com>
4075 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
4077 (arm_output_fn_unwind): Mark functions that can not be unwound.
4079 2008-03-15 Paul Brook <paul@codesourcery.com>
4081 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
4082 extension instructions.
4084 2008-03-15 Richard Guenther <rguenther@suse.de>
4086 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
4087 and fold constant aggregate refs.
4088 (fold_const_aggregate_ref): Handle string constants
4089 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
4090 (evaluate_stmt): Simplify now that ccp_fold folds constant
4093 2008-03-15 Paul Brook <paul@codesourcery.com>
4095 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
4096 (extzv): Use gen_extzv_t2.
4097 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
4099 2008-03-15 Richard Guenther <rguenther@suse.de>
4101 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
4102 (fold_const_aggregate_ref): Likewise.
4103 (get_value): Return NULL if we don't have any values.
4104 (ccp_finalize): Set const_val to NULL after freeing it.
4105 * tree-flow.h (get_symbol_constant_value): Declare.
4106 (fold_const_aggregate_ref): Likewise.
4107 * tree-ssa-sccvn.c (try_to_simplify): Use them.
4109 2008-03-15 Richard Guenther <rguenther@suse.de>
4112 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
4113 to not produce negative array indices if not allowed. Add
4114 parameter to indicate that.
4115 (maybe_fold_offset_to_component_ref): Allow negative array
4116 indices only for the first member of a structure.
4117 (maybe_fold_offset_to_reference): Allow negative array indices.
4118 (maybe_fold_stmt_addition): Likewise.
4120 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
4121 Anatoly Sokolov <aesok@post.ru>
4123 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
4124 (avr_arch): Add ARCH_AVR6.
4125 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
4126 (initial_elimination_offset): Initialize and use 'avr_pc_size'
4127 instead of fixed value 2.
4128 (print_operand_address): Use gs() asm specifier instead of pm().
4129 (avr_assemble_integer): (Ditto.).
4130 (avr_output_addr_vec_elt): (Ditto.).
4131 (print_operand): Handle "!" code.
4132 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
4133 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
4134 (AVR_HAVE_EIJMP_EICALL): Define.
4135 (AVR_3_BYTE_PC): Redefine.
4136 (AVR_2_BYTE_PC): (Ditto.).
4137 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
4138 (LINK_SPEC): Add atmega2560 and atmega2561.
4139 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
4141 * config/avr/avr.md (call_insn): Use eicall instead of icall
4142 for 3 byte PC devices.
4143 (call_value_insn): (Ditto.).
4144 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
4145 (indirect_jump): Use only for for 2 byte PC devices.
4146 (*tablejump): (Ditto.).
4147 (*indirect_jump_avr6): Add insn.
4148 (*tablejump_rjmp): Don't use for 3 byte PC devices.
4149 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
4150 instead of ijmp for 3 byte PC devices.
4151 (__tablejump2__): (Ditto.).
4152 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
4153 (MULITLIB_DIRNAMES): (Ditto.).
4154 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
4156 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
4158 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
4159 "sse2_umulsidi3". Use V1DI mode for operand 0.
4160 ("mmx_psadbw"): Use V1DI mode for operand 0.
4161 * config/i386/i386-modes.def (V1SI): New vector mode.
4162 * config/i386/i386.c (struct builtin_description)
4163 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
4164 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
4165 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
4166 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
4167 v1di_ftype_v8qi_v8qi type.
4168 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
4170 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
4171 __builtin_ia32_pmuludq]: Fix the mode of return value.
4173 2008-03-15 Richard Guenther <rguenther@suse.de>
4176 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
4179 2008-03-14 Bob Wilson <bob.wilson@acm.org>
4181 * doc/invoke.texi (Option Summary, Xtensa Options): Document
4182 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
4183 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
4184 unless TARGET_SERIALIZE_VOLATILE is enabled.
4185 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
4186 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
4187 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
4189 2008-03-14 Richard Guenther <rguenther@suse.de>
4191 PR tree-optimization/34172
4192 * tree-flow.h (refs_may_alias_p): Declare.
4193 (get_single_def_stmt): Likewise.
4194 (get_single_def_stmt_from_phi): Likewise.
4195 (get_single_def_stmt_with_phi): Likewise.
4196 * tree-dfa.c (refs_may_alias_p): New function.
4197 (get_single_def_stmt): Likewise.
4198 (get_single_def_stmt_from_phi): Likewise.
4199 (get_single_def_stmt_with_phi): Likewise.
4200 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
4201 (vn_reference_lookup_1): New helper function.
4202 (vn_reference_lookup): Walk the virtual use-def chain to
4203 continue searching for a match if the def does not alias the
4204 reference we are looking for.
4206 2008-03-14 David Edelsohn <edelsohn@gnu.org>
4208 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
4209 archive and Perzl. Update The Written Word listing.
4211 2008-03-14 Richard Guenther <rguenther@suse.de>
4213 PR tree-optimization/34043
4214 PR tree-optimization/33989
4215 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
4217 (bitmap_find_leader): Use extra argument to verify dominance
4218 relationship inside a basic-block.
4219 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
4220 (find_leader_in_sets): Adjust.
4221 (create_component_ref_by_pieces): Take extra argument for
4222 dominance check, handle lookup failures.
4223 (find_or_generate_expression): Likewise.
4224 (create_expression_by_pieces): Likewise.
4225 (insert_into_preds_of_block): Adjust.
4226 (create_value_expr_from): If asked for, verify all operands
4227 are in the blocks AVAIL_OUT set.
4228 (make_values_for_stmt): Check for SSA_NAMEs that are life
4229 over an abnormal edge.
4230 (compute_avail): Remove such check.
4231 (do_SCCVN_insertion): New function.
4232 (eliminate): If we do not find a leader suitable for replacement
4233 insert a replacement expression from SCCVN if available.
4234 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
4235 (struct vn_ssa_aux): Add needs_insertion flag.
4236 * tree-ssa-sccvn.c (may_insert): New global flag.
4237 (copy_reference_ops_from_ref): Value-number union member access
4238 based on its size, not type and member if insertion is allowed.
4239 (visit_reference_op_load): For a weak match from union type
4240 punning lookup a view-converted value and insert a SSA_NAME
4241 for that value if that is not found.
4242 (visit_use): Make dumps shorter. Do not disallow value numbering
4243 SSA_NAMEs that are life over an abnormal edge to constants.
4244 (free_scc_vn): Release inserted SSA_NAMEs.
4245 (run_scc_vn): New flag to specify whether insertion is allowed.
4246 Process SSA_NAMEs in forward order.
4247 * tree-ssa-loop-im.c (for_each_index): Handle invariant
4248 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
4249 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
4250 pointer type to/from integral types that do not change the
4251 precision to regular conversions.
4253 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
4255 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4256 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4257 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
4258 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
4259 input arguments and the mode of return value. Built-in functions
4260 that operate on whole 64-bit MMX register now use V1DI mode.
4262 2008-03-13 Alon Dayan <alond@il.ibm.com>
4263 Olga Golovanevsky <olga@il.ibm.com>
4265 PR tree-optimization/35041
4266 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
4267 to locate the right position in a statement.
4269 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
4273 * config/i386/xmmintrin.h: Change all static inline functions to
4274 extern inline and add __gnu_inline__ attribute.
4275 * config/i386/bmintrin.h: Ditto.
4276 * config/i386/smmintrin.h: Ditto.
4277 * config/i386/tmmintrin.h: Ditto.
4278 * config/i386/mmintrin-common.h: Ditto.
4279 * config/i386/ammintrin.h: Ditto.
4280 * config/i386/emmintrin.h: Ditto.
4281 * config/i386/pmmintrin.h: Ditto.
4282 * config/i386/mmintrin.h: Ditto.
4283 * config/i386/mm3dnow.h: Ditto.
4285 2008-03-13 Jakub Jelinek <jakub@redhat.com>
4288 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
4289 (lower_omp_2): New function.
4290 (lower_omp_1, lower_omp): Rewritten.
4292 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
4295 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
4296 with the phrase "Microsoft Windows compilers".
4297 (Push/Pop Macro Pragmas): New subsection. Document
4298 #pragma push_macro and pragma pop_macro.
4300 2008-03-12 Paul Brook <paul@codesourcery.com>
4302 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
4304 2008-03-12 Paul Brook <paul@codesourcery.com>
4306 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
4307 (thumb2_alusi3_short): Exclude PLUS and MINUS.
4308 (thumb2_addsi_shortim): Rename ...
4309 (thumb2_addsi_short): ... to this. Allow register operands.
4310 (thumb2_subsi_short): New pattern.
4311 (thumb2_one_cmplsi2_short,
4312 thumb2_negsi2_short): New patterns and peepholes.
4314 2008-03-12 Paul Brook <paul@codesourcery.com>
4316 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
4318 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
4320 * config/i386/i386.md (int_cond): New code iterator.
4322 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
4323 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
4324 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
4325 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
4326 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
4327 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
4328 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
4329 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
4331 2008-03-12 Paul Brook <paul@codesourcery.com>
4333 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
4334 instead of {arm,thumb}_compute_save_reg_mask.
4335 (output_return_instruction): Ditto.
4336 (thumb_unexpanded_epilogue): Ditto.
4337 (thumb1_expand_prologue): Ditto.
4338 (thumb1_output_function_prologue): Ditto.
4339 (arm_set_return_address): Ditto.
4340 (thumb_set_return_address): Ditto.
4341 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
4342 regs to achieve stack alignment.
4343 (thumb1_compute_save_reg_mask): Fix compiler warning.
4344 (arm_output_epilogue): Use offsets->saved_regs_mask.
4345 Adjust stack pointer by poping call clobered registers.
4346 (arm_expand_prologue): Use offsets->saved_regs_mask.
4347 Adjust stack pointer by pushing extra registers.
4348 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
4350 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
4353 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
4354 conversion to the operands of a multiplication.
4356 2008-03-12 Richard Guenther <rguenther@suse.de>
4358 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
4359 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
4360 * timevar.def (TV_TREE_PHIPROP): Add.
4361 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
4362 pass description. Use TV_TREE_PHIPROP.
4363 * tree-ssa-forwprop.c: Remove phiprop code.
4365 2008-03-12 Jakub Jelinek <jakub@redhat.com>
4368 * omp-low.c (maybe_lookup_decl): Constify first argument.
4369 (use_pointer_for_field): Change last argument from bool to
4370 omp_context *. Disallow shared copy-in/out in nested
4371 parallel if decl is shared in outer parallel too.
4372 (build_outer_var_ref, scan_sharing_clauses,
4373 lower_rec_input_clauses, lower_copyprivate_clauses,
4374 lower_send_clauses, lower_send_shared_vars): Adjust callers.
4376 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
4377 Ira Rosen <irar@il.ibm.com>
4379 * tree-vectorizer.c (free_stmt_vec_info): New function.
4380 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
4381 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
4382 * tree-vectorizer.h (free_stmt_vec_info): Declare.
4383 * tree-vect-transform.c (vectorizable_conversion): Free
4384 vec_oprnds0 if it was allocated.
4385 (vect_permute_store_chain): Remove unused VECs.
4386 (vectorizable_store): Free VECs that are allocated in the..
4388 (vect_transform_strided_load, vectorizable_load): Likewise.
4389 (vect_remove_stores): Simplify the code.
4390 (vect_transform_loop): Move code to vect_remove_stores().
4391 Call vect_remove_stores() and free_stmt_vec_info().
4393 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4395 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
4396 TARGET_HPUX. Revise comment.
4397 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
4398 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
4399 Use sr4 variant of `be' instruction when not generating PIC code.
4400 (attr_length_call): Adjust for above change.
4402 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
4404 * ipa-reference.c (static_execute): Remove module_statics_const and
4405 associated setting code.
4407 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
4410 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
4411 predicate for operand 1.
4412 (paritysi2_cmp): Use register_operand predicate for operand 2.
4413 Use earlyclobber modifier for operand 1. Remove support for
4415 (paritydi2_cmp): Use register_operand predicate for operand 3.
4416 Use earlyclobber modifier for operand 1. Remove support for
4419 2008-03-11 Paul Brook <paul@codesourcery.com>
4420 Vladimir Prus <vladimir@codesourcery.com>
4422 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
4423 (arm_compute_save_reg0_reg12_mask): Always
4424 check if register 11 must be saved. Always safe hard frame pointer
4425 when frame_pointer_needeed.
4426 (arm_compute_save_reg_mask): Save IP and PC
4427 only with apcs frames.
4428 (arm_output_epilogue): Adjust Thumb2 codepath to
4429 be also invoked and work for ARM non-apcs frames.
4430 (arm_expand_prologue): Don't bother saving IP
4431 for non-apcs frame, since it's not clobbered by
4432 prologue code. Implement non-apcs frame
4435 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
4437 PR rtl-optimization/35281
4438 * expr.c (convert_move): Use a new pseudo for the intermediate
4439 from_mode->word_mode result.
4441 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
4443 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
4444 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
4445 * toplev.c (compile_file): Don't call it.
4447 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
4450 * expr.c (store_expr): Call emit_block_move if the mode
4451 of "temp" RTX is BLKmode.
4453 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
4454 Richard Guenther <rguenther@suse.de>
4456 PR tree-optimization/31358
4457 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
4458 the step with a NULL_TREE.
4459 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
4460 to sizetype if type is a pointer type.
4461 (add_candidate_1): Don't convert the base and step to
4462 the generic type if the orginal type is a pointer type.
4463 (add_iv_value_candidates): Use sizetype for the step
4464 if type is a pointer type.
4465 (cand_value_at): Likewise.
4466 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
4468 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
4469 Don't convert the tem affine to the type.
4470 (add_elt_to_tree): Use sizetype for the step if a pointer.
4471 Use POINTER_PLUS_EXPR for pointers.
4472 (aff_combination_to_tree): Use sizetype for the step if a
4475 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
4477 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
4478 Remove commutativity hint.
4480 2008-03-10 Jakub Jelinek <jakub@redhat.com>
4484 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
4485 errorneous type. Check that v is a VAR_DECL.
4488 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
4490 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
4492 PR tree-optimization/35494
4493 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
4494 may be overriden at link and run time.
4496 2008-03-10 Richard Guenther <rguenther@suse.de>
4498 PR tree-optimization/34677
4499 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
4500 (poolify_tree): Likewise.
4501 (modify_expr_template): Likewise.
4502 (poolify_modify_stmt): Likewise.
4503 (insert_fake_stores): Handle all component-ref style stores
4504 in addition to INDIRECT_REF. Also handle complex types.
4505 Do not poolify the inserted load.
4506 (realify_fake_stores): Do not rebuild the tree but only
4507 make it a SSA_NAME copy.
4508 (init_pre): Remove initialzation of modify_expr_template.
4509 Do not allocate modify_expr_node_pool.
4510 (fini_pre): Do not free modify_expr_node_pool.
4512 2008-03-10 Paul Brook <paul@codesourcery.com>
4514 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
4517 2008-03-10 Paul Brook <paul@codesourcery.com>
4518 Mark Shinwell <shinwell@codesourcery.com>
4520 * config/arm/cortex-r4.md: New.
4521 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
4523 * config/arm/arm.md: Include cortex-r4.md.
4524 (insn): Add smmls, sdiv and udiv values.
4525 (generic_sched): Don't use generic scheduling for Cortex-R4.
4526 (arm_issue_rate): New function.
4527 (TARGET_SCHED_ISSUE_RATE): Define.
4529 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
4531 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
4533 2008-03-10 Richard Guenther <rguenther@suse.de>
4535 * tree-ssa-pre.c (get_sccvn_value): Simplify.
4536 (compute_avail): Do not add stmt uses to AVAIL_OUT.
4538 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
4540 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
4541 Set default to true.
4543 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4545 * c.opt (Wsynth): Deprecate.
4546 * doc/invoke.texi (Option Summary, Warning Options): Document
4547 -Wno-format-contains-nul.
4549 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
4552 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
4553 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
4555 2008-03-09 Ira Rosen <irar@il.ibm.com>
4557 * config/rs6000/rs6000.c (builtin_description): Rename vector
4558 left shift operations.
4559 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
4560 (altivec_vsl<VI_char>): Rename to ...
4561 (ashl<mode>3): ... new name.
4562 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
4564 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
4566 2008-03-08 Richard Guenther <rguenther@suse.de>
4568 * coverage.h (tree_coverage_counter_addr): Declare.
4569 * coverage.c (tree_coverage_counter_addr): New function.
4570 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
4572 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
4573 (tree_gen_one_value_profiler): Likewise.
4574 (tree_gen_ic_profiler): Likewise.
4575 (tree_gen_average_profiler): Likewise.
4576 (tree_gen_ior_profiler): Likewise.
4578 2008-03-08 Richard Guenther <rguenther@suse.de>
4580 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
4581 (vn_binary_op_insert): Likewise.
4582 (vn_unary_op_lookup): Likewise.
4583 (vn_unary_op_insert): Likewise.
4584 (vn_nary_op_lookup): Declare.
4585 (vn_nary_op_insert): Likewise.
4586 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
4587 and binary hashes, use a single obstack for unary_op_pool
4589 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
4590 a single struct vn_nary_op_s. Store tree code length and
4591 a variable number of operands.
4592 (struct vn_reference_op_struct): Remove unused op2.
4593 (vn_reference_op_eq): Do not compare op2.
4594 (vn_reference_op_compute_hash): Do not compute hash of op2.
4595 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
4596 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
4597 with vn_nary_op_compute_hash.
4598 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
4599 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
4601 (vn_unary_op_insert, vn_binary_op_insert): Replace with
4603 (visit_unary_op): Call nary functions.
4604 (visit_binary_op): Likewise.
4605 (process_scc): Adjust for struct vn_tables_s changes.
4606 (allocate_vn_table): Likewise.
4607 (free_vn_table): Likewise.
4608 * tree-vn.c (vn_add): Call nary functions.
4609 (vn_lookup): Likewise.
4611 2008-03-08 Jakub Jelinek <jakub@redhat.com>
4614 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
4615 wdst back after sync_compare_and_swapqhi_internal.
4617 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
4620 * config/i386/i386-modes.def (V1DI): New vector mode.
4621 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
4622 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
4623 (MMXMODE248): Ditto.
4624 (MMXMODE): Add V1DI mode.
4625 (mmxvecsize): Change DI mode to V1DI mode.
4626 ("mov<mode>): Use MMXMODEI8 mode iterator.
4627 ("*mov<mode>_internal_rex64"): Ditto.
4628 ("*mov<mode>_internal"): Ditto.
4629 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
4630 ("mmx_sub<mode>3"): Ditto.
4631 ("mmx_adddi3"): Remove insn pattern.
4632 ("mmx_subdi3"): Ditto.
4633 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
4634 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
4635 ("mmx_ashl<mode>3"): Ditto.
4636 ("mmx_lshrdi3"): Remove insn pattern.
4637 ("mmx_ashldi3"): Ditto.
4638 * config/i386/i386.c (classify_argument): Handle V1DImode.
4639 (function_arg_advance_32): Ditto.
4640 (function_arg_32): Ditto.
4641 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
4642 mmx_addv1di3 insn pattern.
4643 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
4644 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
4645 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
4646 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
4647 Remove definitions of built-in functions.
4648 (V1DI_type_node): New node.
4649 (v1di_ftype_v1di_int): Ditto.
4650 (v1di_ftype_v1di_v1di): Ditto.
4651 (v2si_ftype_v2si_si): Ditto.
4652 (v4hi_ftype_v4hi_di): Remove node.
4653 (v2si_ftype_v2si_di): Ditto.
4654 (ix86_init_mmx_sse_builtins): Handle V1DImode.
4655 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
4656 Redefine builtins using def_builtin_const with *_ftype_*_int node.
4657 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
4658 Add new builtins using def_builtin_const.
4659 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
4660 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
4661 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
4662 * config/i386/mmintrin.h (__v1di): New typedef.
4663 (_mm_add_si64): Cast arguments to __v1di type.
4664 (_mm_sub_si64): Ditto.
4665 (_mm_sll_pi16): Cast __count to __v4hi type.
4666 (_mm_sll_pi32): Cast __count to __v2si type.
4667 (_mm_sll_si64): Cast arguments to __v1di type.
4668 (_mm_srl_pi16): Cast __count to __v4hi type.
4669 (_mm_srl_pi32): Cast __count to __v2si type.
4670 (_mm_srl_si64): Cast arguments to __v1di type.
4671 (_mm_sra_pi16): Cast __count to __v4hi type.
4672 (_mm_sra_pi32): Cast __count to __v2si type.
4673 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
4674 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
4675 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
4676 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
4677 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
4678 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
4679 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
4680 (_mm_srai_pi32): Use __builtin_ia32_psradi.
4681 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
4682 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4683 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4684 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
4686 2008-03-07 Joseph Myers <joseph@codesourcery.com>
4688 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
4690 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
4693 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
4694 reg+const addressing for Altivec modes. Don't generate reg+reg
4695 addressing for TFmode or TDmode quantities.
4697 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
4699 * c-common.c (vector_types_convertible_p): Call langhook
4700 instead of comptypes.
4702 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4705 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
4706 integral and scalar float variables which have a
4709 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
4711 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
4712 dwarf_register_span hook when emitting unwind information for
4713 register-to-memory saves.
4714 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
4715 (rs6000_frame_related): Remove call to spe_synthesize_frame.
4717 2008-03-06 Jakub Jelinek <jakub@redhat.com>
4719 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
4720 for the same VAR_DECL.
4722 2008-03-06 Tom Tromey <tromey@redhat.com>
4725 * doc/standards.texi (Standards): Don't mention treelang.
4726 * doc/invoke.texi (Overall Options): Don't mention treelang.
4727 * doc/install.texi (Prerequisites): Don't mention bison or
4729 (Configuration): Don't mention treelang.
4730 (Building): Likewise.
4731 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
4733 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
4735 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
4736 word-extractions out of a multi-word object.
4738 2008-03-06 Richard Guenther <rguenther@suse.de>
4740 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
4741 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
4742 result type and precision.
4743 * expr.c (get_inner_reference): Set unsignedp based on the result
4744 type of BIT_FIELD_REF.
4745 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
4746 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
4747 (try_instantiate_multiple_fields): Likewise. Use the correct type
4749 (sra_build_assignment): Likewise.
4750 (sra_build_elt_assignment): Likewise.
4751 (sra_explode_bitfield_assignment): Likewise.
4752 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
4753 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
4754 set BIT_FIELD_REF_UNSIGNED.
4755 (vectorizable_load): Likewise.
4757 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
4759 * cse.c (cse_extended_basic_block): Invalidate artificial defs
4762 2008-03-06 Richard Guenther <rguenther@suse.de>
4764 * alias.c (struct alias_set_entry): Move has_zero_child field
4765 to pack with alias_set.
4767 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4769 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4772 2008-03-05 Ian Lance Taylor <iant@google.com>
4774 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
4776 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4778 * fwprop.c (update_df): Support width and offset parameters of
4780 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
4781 global_conflicts): Change DF_REF_EXTRACT to either
4782 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4783 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4784 * df-scan.c (df_ref_record, df_defs_record,
4785 df_ref_create_structure, df_def_record_1, df_uses_record,
4786 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
4787 df_bb_refs_collect, df_entry_block_defs_collect,
4788 df_exit_block_uses_collect): Support new width and offset fields.
4789 (ref_extract_pool): New storage pool.
4790 (df_free_ref): New function.
4791 (df_reg_chain_unlink, df_free_collection_rec,
4792 df_sort_and_compress_refs): Call df_free_ref.
4793 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
4795 (df_ref_create_structure): Allocate df_ref_extract if offset and
4796 width fields are used.
4797 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
4798 (df_uses_record): Get offset and width from ZERO_EXTRACT
4800 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
4801 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4802 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4803 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
4804 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4805 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4806 (df_ref_extract): New structure.
4807 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
4808 (df_ref_create): Add width and offset parameters.
4810 2008-03-05 Richard Guenther <rguenther@suse.de>
4812 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4813 Use ranges_overlap_p.
4814 (offset_overlaps_with_access): Rename
4815 to ranges_overlap_p and move ...
4816 * tree-flow-inline.h (ranges_overlap_p): ... here.
4818 * tree.h (get_inner_reference, handled_component_p): Update
4821 * tree.h (record_component_aliases, get_alias_set,
4822 alias_sets_conflict_p, alias_sets_must_conflict_p,
4823 objects_must_conflict_p): Move declarations ...
4824 * alias.h (record_component_aliases, get_alias_set,
4825 alias_sets_conflict_p, alias_sets_must_conflict_p,
4826 objects_must_conflict_p): ... here.
4827 Include coretypes.h.
4828 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
4830 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
4832 * cfg.c: Include tree-flow.h.
4833 (remove_edge_raw): Call redirect_edge_var_map_clear.
4834 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
4835 * tree-flow-inline.h (redirect_edge_var_map_def): New.
4836 (redirect_edge_var_map_result): New.
4837 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
4838 PENDING_STMT use with redirect_edge_var_map_*.
4839 * tree-ssa.c (edge_var_maps): New definition.
4840 (redirect_edge_var_map_add): New.
4841 (redirect_edge_var_map_clear): New.
4842 (redirect_edge_var_map_dup): New.
4843 (redirect_edge_var_map_vector): New.
4844 (redirect_edge_var_map_destroy): New.
4845 (ssa_redirect_edge): Replace PENDING_STMT use with
4846 redirect_edge_var_map_*.
4847 (flush_pending_stmts): Same.
4848 (delete_tree_ssa): Destroy edge var map.
4849 * tree-flow.h (struct _edge_var_map): New.
4850 Define edge_var_map vector type.
4851 Declare redirect_edge_var_map_* prototypes.
4852 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
4853 * tree-cfg.c (reinstall_phi_args): Replace
4854 PENDING_STMT use with redirect_edge_var_map_*.
4856 2008-03-05 Richard Guenther <rguenther@suse.de>
4858 PR tree-optimization/35472
4859 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
4860 whose single use_stmt has a overlapping set of loaded and
4861 stored symbols as that use_stmt might be a noop assignment then.
4863 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
4865 * gthr-rtems.h: Implement __gthread_mutex_destroy.
4867 2008-03-05 Richard Guenther <rguenther@suse.de>
4870 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
4871 should be constants.
4872 * tree-cfg.c (verify_expr): Verify it.
4873 * fold-const.c (fold_truthop): Remove code generating
4874 BIT_FIELD_REFs of structure bases.
4875 (fold_binary): Likewise.
4876 (fold_ternary): Position and size of BIT_FIELD_REFs are
4877 always host integers.
4878 (make_bit_field_ref): Remove.
4879 (optimize_bit_field_compare): Remove.
4880 (all_ones_mask_p): Remove.
4882 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
4885 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
4886 (split_block_and_df_analyze): New. Split basic block and rebuild
4888 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
4890 (split_pattern_seq): Likewise.
4891 (erase_matching_seqs): Likewise.
4892 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
4894 2008-03-04 Geoff Keating <geoffk@apple.com>
4896 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
4897 declaration and code.
4898 (tree_invalid_nonnegative_warnv_p): Likewise.
4900 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4902 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
4903 examples. Truncate option-names then causing overfull hbox.
4905 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4908 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
4910 * configure: Rebuilt.
4912 2008-03-04 Rafael Espindola <espindola@google.com>
4914 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
4915 (tree_unary_nonnegative_warnv_p): New.
4916 (tree_binary_nonnegative_warnv_p): New.
4917 (tree_single_nonnegative_warnv_p): New.
4918 (tree_invalid_nonnegative_warnv_p): New.
4919 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
4921 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4924 * opts.c (handle_option): Postpone 'unknown option' errors only for
4927 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
4930 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
4933 2008-03-04 Rafael Espindola <espindola@google.com>
4935 * fold-const.c (tree_unary_nonzero_warnv_p): New.
4936 (tree_binary_nonzero_warnv_p): New.
4937 (tree_single_nonzero_warnv_p): New.
4938 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
4940 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
4943 * fold-const.c (fold_cond_expr_with_comparison): Prevent
4944 transformations for modes that have signed zeros.
4945 * ifcvt.c (noce_try_abs): Ditto.
4947 2008-03-04 Joseph Myers <joseph@codesourcery.com>
4949 * config/i386/i386.c (override_options): Force
4950 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
4952 2008-03-04 Jan Hubicka <jh@suse.cz>
4955 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
4958 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4960 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
4961 label to probe the stack.
4963 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4965 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
4966 (__gthr_win32_mutex_destroy): Declare.
4967 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
4968 __gthr_win32_mutex_destroy.
4969 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
4971 2008-03-03 Jan Hubicka <jh@suse.cz>
4974 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
4975 aggressive on inlining cold calls.
4977 2008-03-03 Richard Guenther <rguenther@suse.de>
4979 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
4980 struct copies into the expression table.
4981 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
4982 (try_to_simplify): Likewise.
4983 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
4984 integral and pointer arguments which do not change the
4985 precision to NOP_EXPRs.
4986 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
4987 VIEW_CONVERT_EXPR case.
4989 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
4991 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
4992 defined in a loop at depth 0 is invariant.
4993 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4994 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
4995 be called at loop depth 0.
4997 2008-03-02 Jakub Jelinek <jakub@redhat.com>
5000 * gcc.c (process_command): Update copyright notice dates.
5001 * gcov.c (print_version): Likewise.
5002 * gcov-dump.c (print_version): Likewise.
5003 * mips-tfile.c (main): Likewise.
5004 * mips-tdump.c (main): Likewise.
5006 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5009 * c-common.c (flag_permissive): Delete.
5010 (constant_expression_warnings): Check flags first.
5011 (constant_expression_error): New.
5012 * c-common.h (flag_permissive): Delete.
5013 (constant_expression_error): Declare.
5014 * flags.h (flag_permissive): Declare. Update description.
5015 * diagnostic.c (pedwarn): Update.
5017 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
5018 (permissive_error_kind): New.
5019 * toplev.c (flag_permissive): Define. Update description.
5020 * toplev.h (permissive_error_kind): Declare.
5021 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
5022 (pedwarn_c90): Use pedantic_warning_kind.
5023 * c-opts.c (c_common_post_options): flag_permissive does not affect
5024 flag_pedantic_errors.
5026 2008-03-02 Joseph Myers <joseph@codesourcery.com>
5028 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
5029 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
5030 __absvsi2, __absvDI2): Use unsigned arithmetic.
5032 2008-03-02 Andi Kleen <ak@suse.de>
5033 Richard Guenther <rguenther@suse.de>
5035 * struct-equiv.c: Remove file.
5036 * cfg_cleanup.c (condjump_equiv_p): Remove.
5037 * Makefile.in (OBJS-common): Remove struct-equiv.o.
5038 (struct-equiv.o): Remove rule.
5039 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
5040 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
5041 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
5043 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5045 * ifcvt.c (noce_process_if_block): Try to handle only the then
5046 block if the else block exists but isn't suitable.
5048 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
5051 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
5052 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
5053 regression from previous patch.
5055 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
5058 * gthr.h: Add __gthread_mutex_destroy as a function that must be
5060 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
5061 * gthr-single.h (__gthread_mutex_destroy): Likewise.
5062 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
5063 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
5064 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
5065 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
5066 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
5067 (__gthread_mutex_destroy_function): Rename to
5068 __gthread_mutex_destroy.
5069 * gthr-dce.h (__gthread_mutex_destroy): Call
5070 pthread_mutex_destroy.
5071 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
5072 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
5073 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
5075 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5077 * df-scan.c (df_ref_chain_change_bb): Simplify.
5078 (df_insn_change_bb): Add new_bb argument. Simplify. Call
5079 set_block_for_insn if there's any change.
5080 * df.h ((df_insn_change_bb): Fix prototype.
5081 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
5082 df_insn_change_bb, don't call set_block_for_insn.
5083 * emit-rtl.c (reorder_insns): Likewise.
5084 * haifa-sched.c (move_insn): Likewise.
5086 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5088 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
5090 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5092 * tree-flow-inline.h (next_readonly_imm_use): Return
5093 NULL_USE_OPERAND_P after the end.
5095 2008-03-01 Richard Guenther <rguenther@suse.de>
5097 PR tree-optimization/35411
5098 * tree-sra.c (sra_build_assignment): Split conversion to
5099 final type to a separate statement if we are not assigning
5102 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5104 * fold-const.c (fold_convertible_p): Correct the logic to follow
5105 that in fold_convert().
5107 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
5110 * tree-inline.c (build_duplicate_type): When we make a
5111 duplicate type, make it unique in the canonical types system.
5113 2008-02-29 Tom Tromey <tromey@redhat.com>
5115 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
5116 input_file_stack_history, input_file_stack_restored): Remove.
5117 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
5118 * input.h (struct file_stack): Remove.
5119 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
5120 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
5122 * diagnostic.h (struct diagnostic_context) <last_module>: Change
5124 (diagnostic_last_module_changed): Add 'map' argument.
5125 (diagnostic_set_last_function): Likewise.
5126 * diagnostic.c (undiagnostic_report_current_module): Iterate using
5127 line map, not input_file_stack.
5128 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
5130 2008-02-29 Paul Brook <paul@codesourcery.com>
5132 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
5134 2008-02-29 Paul Brook <paul@codesourcery.com>
5136 * config/arm/ieee754-df.S (muldf3): Use RET macros.
5138 2008-02-29 Richard Guenther <rguenther@suse.de>
5140 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
5142 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
5143 value for comparing for a store match.
5144 (simplify_unary_expression): Do nothing for SSA_NAMEs.
5145 (try_to_simplify): Do not do a full-blown reference lookup.
5147 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
5149 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
5150 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5152 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
5154 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
5156 * tree-loop-linear.c (try_interchange_loops): Compare memory access
5157 strides against cache sizes.
5159 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
5161 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
5164 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
5166 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
5167 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
5168 is smaller than the original promoted value.
5169 (simplify_subreg): If OP is a SUBREG, try to preserve its
5170 SUBREG_PROMOTED_VAR_P information.
5172 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
5174 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
5175 (VN_INFO_GET): Allocate new objects on the obstack.
5176 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
5177 for rpo_numbers_temp, for consistency.
5178 (free_scc_vn): Free the obstack.
5180 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
5182 * doc/invoke.texi: Document -ftree-loop-distribution.
5183 * tree-loop-distribution.c: New.
5184 * tree-pass.h (pass_loop_distribution): New.
5185 * graphds.h (struct graph): Add htab_t indices.
5186 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
5187 * tree-vectorizer.c (rename_variables_in_loop): Extern.
5188 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
5189 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
5190 * tree-data-ref.c (debug_data_dependence_relations): New.
5191 (dump_data_dependence_relation): Also print data references.
5192 (free_data_ref): Extern.
5193 (same_access_functions): Moved...
5194 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
5195 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5196 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
5197 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
5198 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
5199 (stmts_from_loop): Skip LABEL_EXPR.
5200 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
5202 (build_rdg): Initialize rdg->indices htab.
5203 (free_rdg, stores_from_loop, ref_base_address,
5204 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
5205 have_similar_memory_accesses_1, ref_base_address_1,
5206 remove_similar_memory_refs): New.
5207 * tree-data-ref.h: Depend on tree-chrec.h.
5208 (debug_data_dependence_relations, free_data_ref): Declared.
5209 (same_access_functions): ... here.
5210 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
5212 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
5213 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
5214 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
5215 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5216 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
5217 rdg_vertex_for_stmt): Declared.
5218 (struct rdg_edge): Add level.
5220 (free_rdg, stores_from_loop, remove_similar_memory_refs,
5221 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
5223 (rdg_has_similar_memory_accesses): New.
5224 * tree-vect-analyze.c: Remove unused static decls.
5225 * lambda.h (dependence_level): New.
5226 * common.opt (ftree-loop-distribution): New.
5227 * tree-flow.h (mark_virtual_ops_in_bb,
5228 slpeel_tree_duplicate_loop_to_edge_cfg,
5229 rename_variables_in_loop): Declared.
5230 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
5231 (OBJS-common): Add tree-loop-distribution.o.
5232 (tree-loop-distribution.o): New rule.
5233 * tree-cfg.c (mark_virtual_ops_in_bb): New.
5234 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
5235 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
5237 2008-02-28 Joseph Myers <joseph@codesourcery.com>
5240 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
5241 other than structures and unions.
5243 2008-02-28 Richard Guenther <rguenther@suse.de>
5246 2008-02-26 Richard Guenther <rguenther@suse.de>
5248 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5249 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5250 (lookup_decl_from_uid): Declare.
5251 (remove_decl_from_map): Likewise.
5252 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5253 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5254 (decl_for_uid_map): New global hashtable mapping DECL_UID
5256 (init_ttree): Allocate it.
5257 (insert_decl_to_uid_decl_map): New helper function.
5258 (make_node_stat): Insert new decls into the map.
5259 (copy_node_stat): Likewise.
5260 (lookup_decl_from_uid): New function.
5261 (remove_decl_from_map): Likewise.
5262 (print_decl_for_uid_map_statistics): New helper.
5263 (dump_tree_statistics): Call it.
5265 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5266 (referenced_var_iterator): Adjust.
5267 (FOR_EACH_REFERENCED_VAR): Adjust.
5268 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5269 (num_referenced_vars): Adjust.
5270 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5271 (first_referenced_var): Remove.
5272 (end_referenced_vars_p): Likewise.
5273 (next_referenced_var): Likewise.
5274 (referenced_var_iterator_set): New helper function.
5275 * tree-dfa.c (referenced_var_lookup): Adjust.
5276 (referenced_var_check_and_insert): Likewise.
5277 (remove_referenced_var): Likewise.
5278 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5279 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5280 (verify_call_clobbering): Likewise.
5281 (verify_memory_partitions): Likewise.
5282 (init_tree_ssa): Allocate bitmap instead of hashtable for
5284 (delete_tree_ssa): Adjust.
5285 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5286 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5287 (compute_tag_properties): Likewise.
5288 (set_initial_properties): Likewise.
5289 (find_partition_for): Likewise.
5290 (update_reference_counts): Likewise.
5291 (dump_may_aliases_for): Likewise.
5292 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5293 (add_call_clobber_ops): Likewise.
5294 (add_call_read_ops): Likewise.
5295 (get_asm_expr_operands): Likewise.
5296 * tree-into-ssa.c (dump_decl_set): Likewise.
5297 (update_ssa): Likewise.
5298 * tree-sra.c (scan_function): Likewise.
5299 (decide_instantiations): Likewise.
5300 (scalarize_parms): Likewise.
5301 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5302 (dsa_named_for): Likewise.
5303 * tree-ssa-structalias.c (update_alias_info): Likewise.
5304 (merge_smts_into): Likewise.
5306 2008-02-27 David Daney <ddaney@avtrex.com>
5309 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
5310 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
5311 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
5312 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
5313 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
5315 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
5318 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
5319 (BUILT_IN_NEXTTOWARD): Remove.
5320 (BUILT_IN_NEXTTOWARDF): Ditto.
5321 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
5322 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
5324 2008-02-27 Tom Tromey <tromey@redhat.com>
5326 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
5327 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
5329 2008-02-27 Jan Beulich <jbeulich@novell.com>
5331 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
5332 update the respective field on newdecl.
5334 2008-02-27 Revital Eres <eres@il.ibm.com>
5336 PR rtl-optimization/34999
5337 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
5338 crossing edges that ends with a call insn.
5339 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
5340 call insn and clear the EDGE_CROSSING flag of the crossing edge
5341 when fixing fallthru edges.
5343 2008-02-27 Richard Guenther <rguenther@suse.de>
5346 * fold-const.c (fold_unary): Return the correct argument,
5347 converted to the result type.
5349 2008-02-27 Richard Guenther <rguenther@suse.de>
5352 * expr.c (expand_expr_real_1): Assert on rotates that operate
5354 * fold-const.c (fold_binary): Use the types precision, not the
5355 bitsize of the mode if folding rotate expressions. Build rotates
5356 only for full modes.
5358 2008-02-27 Jakub Jelinek <jakub@redhat.com>
5360 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
5362 * c-pragma.c (pragma_ns_name): New typedef.
5363 (registered_pp_pragmas): New variable.
5364 (c_pp_lookup_pragma): New function.
5365 (c_register_pragma_1): If flag_preprocess_only, do nothing
5366 for non-expanded pragmas, for expanded ones push pragma's
5367 namespace and name into registered_pp_pragmas vector.
5368 (c_invoke_pragma_handler): Register OpenMP pragmas even when
5369 flag_preprocess_only, don't register GCC pch_preprocess
5370 pragma if flag_preprocess_only.
5371 * c-opts.c (c_common_init): Call init_pragma even if
5372 flag_preprocess_only.
5373 * c-pragma.c (c_pp_lookup_pragma): New prototype.
5374 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
5375 cpp_register_pragma if flag_preprocess_only.
5377 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5380 * c-parser.c (c_parser_translation_unit): Warn for empty
5381 translation unit, not empty source file.
5383 2008-02-26 Paul Brook <paul@codesourcery.com>
5385 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
5386 operand for Thumb-2.
5387 * config/arm/arm.h (reg_class): Add CORE_REGS.
5388 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
5389 (BASE_REG_CLASS): Use CORE_REGS.
5390 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
5391 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
5392 (REGNO_OK_FOR_INDEX_P): Exclude SP.
5393 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
5394 ARM_REGNO_OK_FOR_INDEX_P.
5395 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
5396 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
5397 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
5398 (ldm/stm peepholes): Ditto.
5399 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
5400 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
5401 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
5402 * config/arm/constraints.md: Enable "k" constraint on ARM.
5404 2008-02-27 Ben Elliston <bje@au.ibm.com>
5406 * config/rs6000/rs6000.c: Annotate cache line size field in all
5407 instances of struct processor_costs.
5409 2008-02-26 David Edelsohn <edelsohn@gnu.org>
5411 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
5412 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
5413 jump_bypass): New counters.
5414 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
5415 * dce.c (gate_ud_dce): Same.
5416 (gate_fast_dce): Same.
5417 * dse.c (gate_dse1): New function.
5418 (gate_dse2): New function.
5419 (gate_dse): Merge results of new gate functions.
5420 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
5421 (gate_handle_jump_bypass): Add dbg_cnt.
5422 (gate_handle_gcse): Add dbg_cnt.
5423 * ifcvt.c (gate_handle_if_conversion): Same.
5424 (gate_handle_if_after_combine): Same.
5425 (gate_handle_if_after_reload): Same.
5426 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
5428 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
5430 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
5432 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
5434 2008-02-26 Jason Merrill <jason@redhat.com>
5437 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
5438 alone if it's the naming decl for the type's main variant.
5440 2008-02-26 Tom Tromey <tromey@redhat.com>
5442 * system.h (USE_MAPPED_LOCATION): Poison.
5443 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
5444 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
5445 (make_goto_expr_edges): Likewise.
5446 (remove_bb): Likewise.
5447 (execute_warn_function_return): Likewise.
5448 * basic-block.h (struct edge_def) <goto_locus>: Change type to
5450 * c-common.c (fname_decl): Remove old location code.
5451 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
5453 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
5455 (ASM_INPUT_SOURCE_LOCATION): Likewise.
5456 (gen_rtx_ASM_INPUT): Likewise.
5457 (gen_rtx_ASM_INPUT_loc): Likewise.
5458 (get_rtx_asm_OPERANDS): Remove.
5459 * cfglayout.c (insn_locators_alloc): Remove old location code.
5460 (set_curr_insn_source_location): Likewise.
5461 (curr_insn_locator): Likewise.
5462 * print-tree.c (print_node): Remove old location code.
5463 * tree-mudflap.c (mf_varname_tree): Remove old location code.
5464 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
5465 * cfgexpand.c (expand_gimple_cond_expr): Don't use
5466 location_from_locus.
5467 (construct_exit_block): Remove old location code.
5468 * emit-rtl.c (force_next_line_note): Remove old location code.
5469 * profile.c (branch_prob): Remove old location code.
5470 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
5471 LOC_LINE): Remove old-location variants.
5472 * langhooks.c (lhd_print_error_function): Remove old location
5474 * configure, config.in: Rebuilt.
5475 * configure.ac (--enable-mapped-location): Remove.
5476 * c-decl.c (c_init_decl_processing): Remove old location code.
5477 (finish_function): Likewise.
5478 * recog.c (decode_asm_operands): Remove old location code.
5479 * c-pch.c (c_common_read_pch): Remove old location code.
5480 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
5482 * gimple-low.c (lower_function_body): Remove old location code.
5483 * toplev.c (unknown_location): Remove.
5484 (push_srcloc): Remove old-location variant.
5485 (process_options): Remove old location code.
5486 (lang_dependent_init): Likewise.
5487 * input.h (UNKNOWN_LOCATION): Move definition.
5488 (location_t): Undeprecate.
5489 (source_locus): Remove.
5490 (location_from_locus): Remove.
5491 (struct location_s): Remove.
5492 Remove all old-location code.
5493 (input_line, input_filename): Remove.
5494 * final.c (final_scan_insn): Remove old location code.
5495 * diagnostic.c (diagnostic_build_prefix): Remove
5496 USE_MAPPED_LOCATION test.
5497 * tree.h (gimple_stmt) <locus>: Now a location_t.
5498 (tree_exp) <locus>: Likewise.
5499 (DECL_IS_BUILTIN): Remove old-location variant.
5500 (annotate_with_file_line, annotate_with_locus): Likewise.
5501 (expr_locus, set_expr_locus): Update.
5502 * tree.c (build1_stat): Remove old location code.
5503 (last_annotated_node): Remove.
5504 (annotate_with_file_line): Remove old-location variant.
5505 (annotate_with_locus): Likewise.
5506 (expr_location): Remove old location code.
5507 (set_expr_location): Likewise.
5508 (expr_has_location): Likewise.
5509 (expr_locus): Likewise.
5510 (set_expr_locus): Likewise.
5511 (expr_filename): Don't use location_from_locus.
5512 (expr_lineno): Likewise.
5513 * rtl-error.c (location_for_asm): Remove old location code.
5514 * c-lex.c (cb_line_change): Remove old location code.
5515 (fe_file_change): Likewise.
5516 (cb_def_pragma): Likewise.
5517 (c_lex_with_flags): Likewise.
5518 * gengtype.c (do_typedef): Don't special-case location types.
5519 (define_location_structures): Remove.
5520 (main): Don't call define_location_structures.
5521 * tree-pretty-print.c (dump_implicit_edges): Remove old location
5524 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5527 * builtins.def (BUILT_IN_STDARG_START): Remove.
5528 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
5529 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5530 * tree-inline.c (inline_forbidden_p_1): Likewise.
5532 2008-02-26 Richard Guenther <rguenther@suse.de>
5534 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5535 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5536 (lookup_decl_from_uid): Declare.
5537 (remove_decl_from_map): Likewise.
5538 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5539 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5540 (decl_for_uid_map): New global hashtable mapping DECL_UID
5542 (init_ttree): Allocate it.
5543 (insert_decl_to_uid_decl_map): New helper function.
5544 (make_node_stat): Insert new decls into the map.
5545 (copy_node_stat): Likewise.
5546 (lookup_decl_from_uid): New function.
5547 (remove_decl_from_map): Likewise.
5548 (print_decl_for_uid_map_statistics): New helper.
5549 (dump_tree_statistics): Call it.
5551 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5552 (referenced_var_iterator): Adjust.
5553 (FOR_EACH_REFERENCED_VAR): Adjust.
5554 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5555 (num_referenced_vars): Adjust.
5556 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5557 (first_referenced_var): Remove.
5558 (end_referenced_vars_p): Likewise.
5559 (next_referenced_var): Likewise.
5560 (referenced_var_iterator_set): New helper function.
5561 * tree-dfa.c (referenced_var_lookup): Adjust.
5562 (referenced_var_check_and_insert): Likewise.
5563 (remove_referenced_var): Likewise.
5564 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5565 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5566 (verify_call_clobbering): Likewise.
5567 (verify_memory_partitions): Likewise.
5568 (init_tree_ssa): Allocate bitmap instead of hashtable for
5570 (delete_tree_ssa): Adjust.
5571 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5572 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5573 (compute_tag_properties): Likewise.
5574 (set_initial_properties): Likewise.
5575 (find_partition_for): Likewise.
5576 (update_reference_counts): Likewise.
5577 (dump_may_aliases_for): Likewise.
5578 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5579 (add_call_clobber_ops): Likewise.
5580 (add_call_read_ops): Likewise.
5581 (get_asm_expr_operands): Likewise.
5582 * tree-into-ssa.c (dump_decl_set): Likewise.
5583 (update_ssa): Likewise.
5584 * tree-sra.c (scan_function): Likewise.
5585 (decide_instantiations): Likewise.
5586 (scalarize_parms): Likewise.
5587 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5588 (dsa_named_for): Likewise.
5589 * tree-ssa-structalias.c (update_alias_info): Likewise.
5590 (merge_smts_into): Likewise.
5592 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5595 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
5596 * c-opts.c (c_common_handle_option): Wall enables
5597 Wvolatile-register-var.
5598 * common.opt: Move Wvolatile-register-var to...
5601 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5603 * common.opt (Wlarger-than=): New.
5604 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
5606 * opts.c (common_handle_option): Handle -Wlarger-than=.
5607 * optc-gen.awk: Likewise.
5608 * opth-gen.awk: Likewise.
5609 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
5610 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5612 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5614 * c-common.c (match_case_to_enum_1): Add appropriate
5615 OPT_W* parameter to warning.
5616 (c_do_switch_warnings): Likewise.
5617 * c-typeck.c (warning_init): Add one more parameter following
5619 (push_init_level): Update call to warning_init.
5620 (pop_init_level): Likewise.
5621 (add_pending_init): Likewise.
5622 (output_init_element: Likewise.
5624 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5627 * toplev.c (toplev_main): If there are warnings or error, print
5628 errors for ignored options.
5629 * opts.c (ignored_options): New static variable.
5630 (postpone_unknown_option_error): New.
5631 (print_ignored_options): New.
5632 (handle_option): Postpone errors for unknown -Wno-* options.
5633 * opts.h (print_ignored_options): Declare.
5635 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
5637 * config/mips/mips.md (loadgp_blockage, blockage): Change type
5640 2008-02-25 Richard Guenther <rguenther@suse.de>
5643 2008-02-25 Richard Guenther <rguenther@suse.de>
5645 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5646 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5647 (lookup_decl_from_uid): Declare.
5648 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5649 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5650 (decl_for_uid_map): New global hashtable mapping DECL_UID
5652 (init_ttree): Allocate it.
5653 (insert_decl_to_uid_decl_map): New helper function.
5654 (make_node_stat): Insert new decls into the map.
5655 (copy_node_stat): Likewise.
5656 (lookup_decl_from_uid): New function.
5657 (print_decl_for_uid_map_statistics): New helper.
5658 (dump_tree_statistics): Call it.
5660 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5661 (referenced_var_iterator): Adjust.
5662 (FOR_EACH_REFERENCED_VAR): Adjust.
5663 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5664 (num_referenced_vars): Adjust.
5665 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5666 (first_referenced_var): Remove.
5667 (end_referenced_vars_p): Likewise.
5668 (next_referenced_var): Likewise.
5669 (referenced_var_iterator_set): New helper function.
5670 * tree-dfa.c (referenced_var_lookup): Adjust.
5671 (referenced_var_check_and_insert): Likewise.
5672 (remove_referenced_var): Likewise.
5673 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5674 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5675 (verify_call_clobbering): Likewise.
5676 (verify_memory_partitions): Likewise.
5677 (init_tree_ssa): Allocate bitmap instead of hashtable for
5679 (delete_tree_ssa): Adjust.
5680 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5681 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5682 (compute_tag_properties): Likewise.
5683 (set_initial_properties): Likewise.
5684 (find_partition_for): Likewise.
5685 (update_reference_counts): Likewise.
5686 (dump_may_aliases_for): Likewise.
5687 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5688 (add_call_clobber_ops): Likewise.
5689 (add_call_read_ops): Likewise.
5690 (get_asm_expr_operands): Likewise.
5691 * tree-into-ssa.c (dump_decl_set): Likewise.
5692 (update_ssa): Likewise.
5693 * tree-sra.c (scan_function): Likewise.
5694 (decide_instantiations): Likewise.
5695 (scalarize_parms): Likewise.
5696 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5697 (dsa_named_for): Likewise.
5698 * tree-ssa-structalias.c (update_alias_info): Likewise.
5699 (merge_smts_into): Likewise.
5701 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5704 * doc/invoke.texi (-fcx-limited-range): Document new option.
5705 * toplev.c (process_options): Handle -fcx-fortran-rules.
5706 * common.opt: Add documentation for -fcx-fortran-rules.
5708 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5711 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
5712 actual behaviour and C99.
5714 2008-02-26 Ben Elliston <bje@au.ibm.com>
5716 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
5717 (ASM_CPU_POWER6_SPEC): Likewise.
5718 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
5719 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
5720 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
5722 2008-02-25 Richard Guenther <rguenther@suse.de>
5724 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5725 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5726 (lookup_decl_from_uid): Declare.
5727 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5728 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5729 (decl_for_uid_map): New global hashtable mapping DECL_UID
5731 (init_ttree): Allocate it.
5732 (insert_decl_to_uid_decl_map): New helper function.
5733 (make_node_stat): Insert new decls into the map.
5734 (copy_node_stat): Likewise.
5735 (lookup_decl_from_uid): New function.
5736 (print_decl_for_uid_map_statistics): New helper.
5737 (dump_tree_statistics): Call it.
5739 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5740 (referenced_var_iterator): Adjust.
5741 (FOR_EACH_REFERENCED_VAR): Adjust.
5742 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5743 (num_referenced_vars): Adjust.
5744 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5745 (first_referenced_var): Remove.
5746 (end_referenced_vars_p): Likewise.
5747 (next_referenced_var): Likewise.
5748 (referenced_var_iterator_set): New helper function.
5749 * tree-dfa.c (referenced_var_lookup): Adjust.
5750 (referenced_var_check_and_insert): Likewise.
5751 (remove_referenced_var): Likewise.
5752 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5753 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5754 (verify_call_clobbering): Likewise.
5755 (verify_memory_partitions): Likewise.
5756 (init_tree_ssa): Allocate bitmap instead of hashtable for
5758 (delete_tree_ssa): Adjust.
5759 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5760 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5761 (compute_tag_properties): Likewise.
5762 (set_initial_properties): Likewise.
5763 (find_partition_for): Likewise.
5764 (update_reference_counts): Likewise.
5765 (dump_may_aliases_for): Likewise.
5766 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5767 (add_call_clobber_ops): Likewise.
5768 (add_call_read_ops): Likewise.
5769 (get_asm_expr_operands): Likewise.
5770 * tree-into-ssa.c (dump_decl_set): Likewise.
5771 (update_ssa): Likewise.
5772 * tree-sra.c (scan_function): Likewise.
5773 (decide_instantiations): Likewise.
5774 (scalarize_parms): Likewise.
5775 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5776 (dsa_named_for): Likewise.
5777 * tree-ssa-structalias.c (update_alias_info): Likewise.
5778 (merge_smts_into): Likewise.
5780 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
5783 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
5784 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
5785 * alias.h (nonoverlapping_memrefs_p): Likewise.
5787 2008-02-25 Jan Beulich <jbeulich@novell.com>
5789 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
5790 * config/i386/netware-libgcc.exp: Add __bswap?i2,
5791 __emultls_get_address, __emultls_register_common,
5792 __floatundi?f, and _Unwind_GetIPInfo.
5793 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
5794 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
5795 (gen_regparm_prefix): Likewise.
5796 (i386_nlm_encode_section_info): Sync with
5797 config/i386/winnt.c:i386_pe_encode_section_info().
5798 (i386_nlm_maybe_mangle_decl_assembler_name): New.
5799 i386_nlm_mangle_decl_assembler_name): New.
5800 (netware_override_options): New.
5801 * config/i386/netware.h (netware_override_options): Declare.
5802 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
5803 (i386_nlm_mangle_decl_assembler_name): Declare.
5804 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
5806 2008-02-25 Ben Elliston <bje@au.ibm.com>
5809 * c-decl.c (grokdeclarator): Remove unused local variables
5810 `typedef_type' and `type_as_written'.
5812 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
5813 unused local variable `has_hot_blocks'.
5814 (fix_crossing_conditional_branches): Remove unused local variable
5817 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
5820 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
5821 using DEF_C99_BUILTIN.
5822 (BUILT_IN_NANF): Ditto.
5823 (BUILT_IN_NANL): Ditto.
5825 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
5826 Revital Eres <eres@il.ibm.com>
5828 * modulo-sched.c (calculate_must_precede_follow): Address TODO
5829 regarding the order of two dependent insns in the same row.
5831 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
5833 * stor-layout.c (layout_decl): Do not bump the alignment of a
5834 bit-field to more than byte alignment if it is packed.
5836 2008-02-24 David Edelsohn <edelsohn@gnu.org>
5838 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
5841 2008-02-24 Diego Novillo <dnovillo@google.com>
5843 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
5846 * tree-vrp.c (vrp_evaluate_conditional): With
5847 -Wtype-limits, emit a warning when comparing against a
5848 constant outside the natural range of OP0's type.
5849 * c.opt (Wtype-limits): Move ...
5850 * common.opt (Wtype-limits): ... here.
5852 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
5854 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
5855 * config/rs6000/e300c2c3.md: New file.
5856 * config/rs6000/rs6000.c (processor_costs): Add new costs for
5858 (rs6000_override_options): Add e300c2 and e300c3 cases to
5859 processor_target_table. Do not allow usage of Altivec or Spe
5860 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
5861 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
5862 * config/rs6000/rs6000.h (processor_type): Add
5863 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
5864 (ASM_CPU_SPEC): Add e300c2 and e300c3.
5865 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
5866 and ppce300c3. Include e300c2c3.md.
5868 2008-02-23 David Edelsohn <edelsohn@gnu.org>
5870 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
5871 instead of TARGET_STRICT_ALIGN.
5873 2008-02-23 Joseph Myers <joseph@codesourcery.com>
5875 * explow.c (memory_address): Assert that the generated address is
5878 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5881 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
5882 * config/darwin-ppc-ldouble-patch.def: New file.
5883 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
5884 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
5885 SUBTARGET_INIT_BUILTINS if defined.
5886 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
5889 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5892 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
5893 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
5895 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5898 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
5899 file" warning condtional on -Winvalid-PCH.
5901 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5903 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
5905 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
5909 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
5910 prevent reload from using MMX registers.
5911 (*mov<mode>_internal): Ditto.
5912 (*movv2sf_internal_rex64): Ditto.
5913 (*movv2sf_internal): Ditto.
5915 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5917 PR documentation/31569
5918 * doc/install.texi2html: Use makeinfo --no-number-sections.
5920 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5922 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
5923 ensure that we can address an entire entity > 8 bytes. Don't
5924 generate reg+reg addressing for such data.
5926 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5928 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
5929 strings when optimizing for size, unless the target cares about
5932 2008-02-22 Tom Tromey <tromey@redhat.com>
5934 * regclass.c (current_pass): Remove declaration.
5936 2008-02-22 Anatoly Sokolov <aesok@post.ru>
5938 * config/avr/libgcc.S (__RAMPZ__): Define.
5939 (__do_copy_data): Add for devices with 128KB code memory.
5941 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5943 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
5945 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
5947 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
5949 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
5952 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5955 * c-typeck.c (build_binary_op): Warn about floating point
5956 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
5958 2008-02-21 Janis Johnson <janis187@us.ibm.com>
5961 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
5962 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
5964 (rs6000_override_options): Set altivec_abi as default, not override,
5965 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
5966 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
5967 is used; use new member spe_abi.
5968 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
5969 spe_abi and altivec_abi.
5971 2008-02-22 Tomas Bily <tbily@suse.cz>
5973 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
5975 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5978 * config.build (build_file_translate): Set to `CMD //c' only if
5980 * Makefile.in (build_file_translate): Improve comment.
5982 2008-02-21 Jan Hubicka <jh@suse.cz>
5984 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
5985 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
5986 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
5988 2008-02-21 Michael Matz <matz@suse.de>
5991 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
5993 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
5995 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
5996 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
5998 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
5999 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
6000 SSE_VEC_FLOAT_MODE_P as insn constraint.
6001 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
6002 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
6003 sse4a_movntdf using MODEF mode iterator.
6004 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
6005 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
6006 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
6007 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
6008 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
6009 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
6010 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
6012 2008-02-21 Richard Guenther <rguenther@suse.de>
6014 * tree.def (PAREN_EXPR): New tree code.
6015 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
6017 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
6018 * expr.c (expand_expr_real_1): Likewise.
6019 * tree-inline.c (estimate_num_insns_1): Likewise.
6020 * tree-complex.c (expand_complex_move): Likewise.
6021 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
6024 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
6027 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
6029 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
6032 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
6034 * config/sh/sh.c (find_barrier): Don't go past
6035 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
6037 2008-02-20 DJ Delorie <dj@redhat.com>
6039 * config/h8300/h8300.md (insv): Force source operand to be a register.
6041 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
6042 as a jump, not as a plain insn.
6044 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
6046 * doc/invoke.texi (Warning Options): Add new option
6047 -Wframe-larger-than=.
6048 (-Wframe-larger-than): Document.
6050 * flags.h (warn_frame_larger_than, frame_larger_than_size):
6051 Add declarations for new option variables.
6053 * final.c (final_start_function): Check the frame size
6054 before emission and issue a Wframe-larger-than warning.
6056 * opts.c (warn_frame_larger_than, frame_larger_than_size):
6057 Add definitions for new option variables.
6058 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
6060 * common.opt (Wframe-larger-than=): New option.
6062 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
6064 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
6065 (<sse>_div<mode>3): Ditto.
6066 (<sse>_vmdiv<mode>3): Ditto.
6067 (<sse>_vmsqrt<mode>2): Ditto.
6068 (*smax<mode>3): Ditto.
6069 (sse5_frcz<mode>2): Ditto.
6070 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
6073 2008-02-20 Richard Guenther <rguenther@suse.de>
6076 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
6077 be happy with INTEGRAL_TYPE_P.
6079 2008-02-20 Richard Guenther <rguenther@suse.de>
6081 * fold-const.c (split_tree): Associate floatig-point expressions
6082 if flag_associative_math is set.
6084 2008-02-20 Richard Guenther <rguenther@suse.de>
6086 * tree.h (fold_real_zero_addition_p): Declare.
6087 * fold-const.c (fold_real_zero_addition_p): Export.
6088 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
6089 floating-point operations with zero and one.
6091 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
6093 * doc/install.texi: Correct references to CFLAGS, replacing them
6094 with BOOT_CFLAGS. Document flags used during bootstrap for
6097 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
6099 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
6100 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
6101 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
6103 (smin<mode>3): Ditto from similar patterns.
6104 (smax<mode>3): Ditto.
6105 (*ieee_smin<mode>3): Ditto.
6106 (*ieee_smax<mode>3): Ditto.
6107 * config/i386/sse.md (sse): New mode attribute.
6108 (mov<mode>): Macroize expander from movv4sf and movv2df using
6109 SSEMODEF2P mode iterator.
6110 (<sse>_movnt<mode>): Ditto from similar patterns. Use
6111 SSE_VEC_FLOAT_MODE_P as insn constraint.
6112 (storent<mode>): Ditto.
6113 (storent<mode>): Macroize expander from storentsf and storentdf using
6114 MODEF mode iterator.
6115 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
6116 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
6117 (abs<mode>2): Ditto from similar patterns.
6118 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
6119 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
6120 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
6121 (<sse>_vmsqrt<mode>2): Ditto.
6122 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
6123 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
6124 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
6125 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
6126 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
6127 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
6128 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
6130 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
6131 iterator and SSE_FLOAT_MODE_P as insn constraint.
6132 (<sse>_ucomi): Ditto from similar patterns.
6133 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
6134 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
6135 SSE_VEC_FLOAT_MODE_P as insn constraint.
6136 (vcond<mode>): Ditto from similar patterns.
6137 (and<mode>3, *and<mode>3): Ditto.
6138 (<sse>_nand<mode>3): Ditto.
6139 (ior<mode>3, *ior<mode>3): Ditto.
6140 (xor<mode>3, *xor<mode>3): Ditto.
6141 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
6142 iterator and SSE_FLOAT_MODE_P as insn constraint.
6143 (*nand<mode>3): Ditto from similar patterns.
6144 (*ior<mode>3): Ditto.
6145 (*xor<mode>3): Ditto.
6147 2008-02-20 Ira Rosen <irar@il.ibm.com>
6149 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
6150 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
6151 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
6153 2008-02-19 Jan Hubicka <jh@suse.cz>
6155 * predict.c (tree_bb_level_predictions): Remove variable next
6156 mistakely introduced by previous commit.
6158 2008-02-19 Jan Hubicka <jh@suse.cz>
6160 * predict.c (predict_paths_leading_to): Rewrite.
6161 (predict_paths_for_bb): New.
6162 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
6164 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6167 * Makefile.in (build_file_translate): New.
6168 (gcc-vers.texi): Use it for translating $(abs_srcdir).
6169 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
6170 * configure.ac (build_file_translate): Substitute it.
6171 * configure: Regenerate.
6173 2008-02-19 Jan Hubicka <jh@suse.cz>
6175 PR rtl-optimization/34408
6176 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
6179 2008-02-19 Jan Hubicka <jh@suse.cz>
6182 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
6185 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
6188 * config/i386/i386-modes.def: Revert the last DI alignment
6189 change until Ada people can look into it.
6191 2008-02-19 Nick Clifton <nickc@redhat.com>
6193 * opts.c (print_specific_help): Fix typo in --help text.
6195 2008-02-19 Jakub Jelinek <jakub@redhat.com>
6198 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
6199 32-bit inline asm without asm alternatives for host GCC < 3.0.
6201 2008-02-19 Richard Guenther <rguenther@suse.de>
6203 PR tree-optimization/34989
6204 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
6205 Allow propagation to INDIRECT_REF if we can simplify only.
6207 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6209 * c-common.c (warn_for_collisions_1): Use appropriate option when
6212 2008-02-19 Nick Clifton <nickc@redhat.com>
6215 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
6216 (handle_options): Fix indentation.
6217 (print_filtered_help): If no language-specific options were
6218 displayed tell the user how to list all the options supported by
6219 the language's front-end.
6220 (print_specific_help): Fix indentation and remove duplicate line.
6221 (common_handle_option): Handle the -v option.
6222 For --help enable the display of undocumented options if the -v
6223 switch has been included on the command line.
6224 For --help= check for overlaps in the arguments between the option
6225 classes and the language names and issue a warning when they
6226 cannot be disambiguated.
6227 * c.opt (v): Pass on to the common option handler.
6229 2008-02-19 Revital Eres <eres@il.ibm.com>
6231 * modulo-sched.c (sms_schedule): Change dump message when
6232 create_ddg function fails.
6233 (try_scheduling_node_in_cycle): Rename row to cycle.
6234 (print_partial_schedule): Rename CYCLE to ROW.
6236 2008-02-19 Christian Bruel <christian.bruel@st.com>
6237 Zdenek Dvorak <ook@ucw.cz>
6239 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
6241 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
6244 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
6245 (*x86_movdicc_0_m1_se): Ditto.
6247 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
6249 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
6250 (CMPtype): Define as __gcc_CMPtype.
6251 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
6252 (CMPtype): Define as __gcc_CMPtype.
6254 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
6256 Support valgrind 3.3 for --enable-checking=valgrind.
6257 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
6259 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
6260 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
6261 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
6262 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
6263 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
6264 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
6265 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
6267 * ggc-zone.c: Similar.
6268 * ggc-page.c: Similar.
6270 2008-02-19 Paul Brook <paul@codesourcery.com>
6273 * config/arm/ieee754-df.S: Fix do_it typo.
6274 * config/arm/ieee754-sf.S: Fix do_it typo.
6276 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
6279 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
6280 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
6281 (OPTION_MASK_ISA_SSE_SET): Likewise.
6282 (OPTION_MASK_ISA_SSE2_SET): Likewise.
6283 (OPTION_MASK_ISA_SSE3_SET): Likewise.
6284 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
6285 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
6286 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
6287 (OPTION_MASK_ISA_SSE4_SET): Likewise.
6288 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
6289 (OPTION_MASK_ISA_SSE5_SET): Likewise.
6290 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
6291 (OPTION_MASK_ISA_MMX_UNSET): Updated.
6292 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
6293 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
6294 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
6295 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
6296 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
6297 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
6298 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
6299 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
6300 (OPTION_MASK_ISA_SSE4): Removed.
6301 (ix86_handle_option): Turn on bits in ix86_isa_flags and
6302 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
6303 (override_options): Don't turn on implied SSE/MMX bits in
6306 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
6308 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6311 2008-02-18 Joey Ye <joey.ye@intel.com>
6314 * tree-nested.c (insert_field_into_struct): Set type alignment
6315 to field alignment if the former is less than the latter.
6317 2008-02-18 Jakub Jelinek <jakub@redhat.com>
6319 * BASE-VER: Set to 4.4.0.
6321 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6323 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
6324 * doc/cfg.texi: Likewise.
6325 * doc/extend.texi: Likewise.
6326 * doc/gty.texi: Likewise.
6327 * doc/invoke.texi: Likewise.
6328 * doc/loop.texi: Likewise.
6329 * doc/md.texi: Likewise.
6330 * doc/passes.texi: Likewise.
6331 * doc/rtl.texi: Likewise.
6332 * doc/sourcebuild.texi: Likewise.
6333 * doc/tm.texi: Likewise.
6334 * doc/tree-ssa.texi: Likewise.
6336 2008-02-17 Richard Guenther <rguenther@suse.de>
6339 * tree-complex.c (init_parameter_lattice_values): Handle parameters
6340 without default definition.
6342 2008-02-17 Richard Guenther <rguenther@suse.de>
6344 PR tree-optimization/35231
6345 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
6348 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
6351 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6352 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
6353 libgcc_cmp_return mode.
6355 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6358 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
6360 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
6362 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
6365 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6367 * doc/c-tree.texi: Use `@.' where appropriate.
6368 * doc/extend.texi: Likewise.
6369 * doc/install.texi: Likewise.
6370 * doc/invoke.texi: Likewise.
6371 * doc/loop.texi: Likewise.
6372 * doc/makefile.texi: Likewise.
6373 * doc/md.texi: Likewise.
6374 * doc/passes.texi: Likewise.
6375 * doc/standards.texi: Likewise.
6376 * doc/tm.texi: Likewise.
6378 2008-02-15 Jakub Jelinek <jakub@redhat.com>
6381 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
6383 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
6384 rather than in entry_bb.
6386 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6388 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
6389 libgcc_cmp_return mode.
6391 2008-02-15 Jakub Jelinek <jakub@redhat.com>
6394 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
6395 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
6397 2008-02-15 Richard Guenther <rguenther@suse.de>
6398 Zdenek Dvorak <ook@ucw.cz>
6400 PR tree-optimization/35164
6401 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
6402 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
6403 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
6404 Only propagate addresses which do not have abnormal SSA_NAMEs
6407 2008-02-15 Joseph Myers <joseph@codesourcery.com>
6410 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
6412 2008-02-15 Jan Hubicka <jh@suse.cz>
6415 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
6417 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6420 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
6421 when calculating alignment_pad.
6423 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6425 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
6426 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
6427 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
6428 and STACK_BOUNDARY define.
6430 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
6432 PR preprocessor/35061
6433 * c-pragma.c (handle_pragma_pop_macro): Check that
6434 pushed_macro_table has been allocated.
6436 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
6439 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
6440 (force_gimple_operand): Likewise.
6441 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
6442 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
6443 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
6444 (find_interesting_uses_address): Check addressability and alignment
6445 of the base expression only after substituting bases of IVs into it.
6447 2008-02-14 Michael Matz <matz@suse.de>
6450 * function.c (instantiate_virtual_regs_in_insn): Reload address
6451 before falling back to reloading the whole operand.
6453 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
6455 * config/s390/s390.c (s390_mainpool_start): Emit the pool
6456 before the first section switch note.
6458 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6460 * doc/bugreport.texi: Update copyright years.
6461 * doc/c-tree.texi: Likewise.
6462 * doc/cfg.texi: Likewise.
6463 * doc/cpp.texi: Likewise.
6464 * doc/cppinternals.texi: Likewise.
6465 * doc/fragments.texi: Likewise.
6466 * doc/frontends.texi: Likewise.
6467 * doc/gcc.texi: Likewise.
6468 * doc/gty.texi: Likewise.
6469 * doc/hostconfig.texi: Likewise.
6470 * doc/implement-c.texi: Likewise.
6471 * doc/libgcc.texi: Likewise.
6472 * doc/loop.texi: Likewise.
6473 * doc/makefile.texi: Likewise.
6474 * doc/options.texi: Likewise.
6475 * doc/passes.texi: Likewise.
6476 * doc/rtl.texi: Likewise.
6477 * doc/sourcebuild.texi: Likewise.
6478 * doc/standards.texi: Likewise.
6479 * doc/tree-ssa.texi: Likewise.
6480 * doc/trouble.texi: Likewise.
6482 * doc/extend.texi: Use @: or add comma where appropriate.
6483 * doc/invoke.texi: Likewise.
6484 * doc/tm.texi: Likewise.
6486 2008-02-14 Alan Modra <amodra@bigpond.net.au>
6489 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
6492 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
6494 * doc/md.texi (clz, ctz): Add reference.
6495 * doc/rtl.texi (clz, ctz): Likewise.
6497 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6500 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
6503 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
6505 * config/s390/s390.c (struct constant_pool): New field
6506 emit_pool_after added.
6507 (s390_mainpool_start): Set the emit_pool_after flag according
6508 to the section switch notes.
6509 (s390_mainpool_finish): Consider emit_pool_after when emitting
6510 the literal pool at the end of the function.
6511 (s390_chunkify_start): Force literal pool splits at section
6514 2008-02-13 Michael Matz <matz@suse.de>
6517 * var-tracking.c (clobber_variable_part): Correctly traverse the
6520 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6523 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
6524 Add -fdump-ipa-inline.
6525 * tree-dump.c (dump_files): Remove tree-inlined dump.
6526 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
6528 2008-02-12 Richard Guenther <rguenther@suse.de>
6530 PR tree-optimization/35171
6531 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
6534 2008-02-12 Richard Guenther <rguenther@suse.de>
6537 * fold-const.c (fold_widened_comparison): Use get_unwidened in
6538 value-preserving mode. Disallow final truncation.
6540 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
6543 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
6544 code from here to...
6545 (force_gimple_operand): ...here.
6547 2008-02-12 Jakub Jelinek <jakub@redhat.com>
6550 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
6551 non-compatible pointers.
6552 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
6553 different FIELD_DECLs, try harder by comparing field offsets, sizes
6557 * function.c (match_asm_constraints_1): Don't replace the same input
6560 2008-02-12 Anatoly Sokolov <aesok@post.ru>
6562 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
6563 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
6564 (expand_epilogue): Restore RAMPZ register.
6565 * config/avr/avr.md (RAMPZ_ADDR): New constant.
6567 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
6569 * config/i386/cygwin.asm: (__alloca): Correct calling
6570 convention and alignment.
6571 (__chkstk): Force 8 byte stack alignment.
6573 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
6574 Richard Guenther <rguenther@suse.de>
6576 PR tree-optimization/33992
6577 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
6578 the zero we compare against.
6580 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
6583 * gthr-win32.h (__gthread_mutex_destroy_function): New function
6584 to CloseHandle after unlocking to prevent accumulation of handle
6587 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6590 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
6591 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
6592 and update LABEL_NUSES during and after reload.
6594 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
6597 * combine.c (simplify_if_then_else): Make sure the comparison is
6598 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
6600 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
6603 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
6604 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
6605 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
6606 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
6607 * tree.h (get_type_static_bounds): Likewise.
6609 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6611 * doc/invoke.texi (Option Summary, C++ Dialect Options)
6612 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6613 Make -Wfoo language annotations match what the compiler outputs.
6615 2008-02-08 Sa Liu <saliu@de.ibm.com>
6617 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
6618 intrinsics spu_convts, spu_convtu, spu_convtf.
6620 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
6622 * doc/extend.texi (Function Attributes) <noinline>: Mention
6623 asm ("") as method to keep calls.
6625 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6628 * doc/options.texi (Options): Replace references to opts.sh with
6630 * opts-common.c: Likewise.
6631 * optc-gen.awk: Likewise.
6633 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
6635 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
6637 2008-02-07 Richard Henderson <rth@redhat.com>
6640 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
6641 EXPR_LIST for the REG_EQUAL instead of a comparison with a
6644 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
6646 PR tree-optimization/35085
6647 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
6648 for operand entry oe2 in addition to operand entry oe3 in order to
6649 expose more opportunities for vectorizer sum reduction.
6651 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6654 * Makefile.in (LIBS): Remove $(GMPLIBS).
6655 (cc1-dummy, cc1): Add $(GMPLIBS).
6657 2008-02-06 Jan Hubicka <jh@suse.cz>
6660 * i386.md (moddf_integer): Do not produce partial memory stalls for
6661 targets where it hurts.
6663 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
6666 * optabs.c (expand_float): Do not check for decimal modes when
6667 expanding unsigned integer through signed conversion.
6669 2008-02-06 Nick Clifton <nickc@redhat.com>
6671 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
6672 inside the clobber with a match_operand and duplicated operand
6673 number in the constraint.
6674 (ineqbranchsi): Delete redundant comment.
6676 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6678 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
6679 builtin_define ("__USE_INIT_FINI__").
6680 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
6682 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
6684 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6686 PR documentation/30330
6687 * doc/invoke.texi (C++ Dialect Options)
6688 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6689 For each warning option -Wfoo that allows -Wno-foo, ensure both
6690 -Wfoo and -Wno-foo are listed in the option index. Fix index
6691 entry of -Wswitch-default, index -Wnormalized= including the
6692 `=', and -Wlarger-than-@var{len} including @var{len}.
6694 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6696 * config/i386/i386.md (floatunssisf2): Use
6697 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
6698 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
6699 Macroize expander using MODEF mode iterator.
6701 2008-02-05 Diego Novillo <dnovillo@google.com>
6703 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
6706 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
6708 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6711 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
6713 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
6716 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
6717 to indicate if a message should be generated.
6718 (init_cumulative_args): Updated.
6719 (function_value_32): Likewise.
6721 2008-02-05 Joseph Myers <joseph@codesourcery.com>
6723 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
6725 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6728 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
6729 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
6731 2008-02-04 Diego Novillo <dnovillo@google.com>
6733 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
6736 * tree-vrp.c (vrp_evaluate_conditional): With
6737 -Wtype-limits, emit a warning when comparing against a
6738 constant outside the natural range of OP0's type.
6740 2008-02-04 Richard Guenther <rguenther@suse.de>
6743 * expr.c (count_type_elements): Give for unions instead of
6746 2008-02-04 Richard Guenther <rguenther@suse.de>
6749 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
6750 to TYPE_DOMAINs base type instead of using bitsizetype here.
6752 2008-02-03 Jason Merrill <jason@redhat.com>
6754 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
6756 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6759 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
6760 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
6761 (RS/6000 and PowerPC Options): Fix typos and markup.
6762 * doc/passes.texi (Tree-SSA passes): Likewise.
6764 2008-02-02 Michael Matz <matz@suse.de>
6767 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
6768 from record_last_reg_set_info.
6769 (record_last_reg_set_info): Take an RTX argument, iterate over all
6770 constituent hardregs.
6771 (record_last_set_info, record_opr_changes): Change calls to
6772 new signature or to record_last_reg_set_info_regno.
6774 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
6776 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
6778 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
6780 PR rtl-optimization/34773
6781 * reg-notes.def (EQUAL): Mention significance of combination of
6782 REG_EQUAL and REG_RETVAL.
6783 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
6784 insn that has a REG_RETVAL.
6786 2008-02-01 Roger Sayle <roger@eyesopen.com>
6789 * configure.ac (--enable-fixed-point): Disable unless explicitly
6791 * configure: Regenerate.
6793 2008-02-01 Richard Guenther <rguenther@suse.de>
6796 * invoke.texi (-finline-limit): Remove no longer true parts
6797 of the documentation. Note that there is no default value.
6799 2008-02-01 Andrew Pinski <pinskia@gmail.com>
6800 Mark Mitchell <mark@codesourcery.com>
6801 Ben Elliston <bje@au.ibm.com>
6804 * doc/extend.texi (Other Builtins): Document.
6806 2008-01-31 Tom Browder <tom.browder@gmail.com>
6808 * doc/c-tree.texi (Types): Fix grammar.
6809 (Expression trees): Ditto.
6810 * doc/passes.texi (Tree-SSA passes): Ditto.
6812 * doc/configterms.texi (Configure Terms): Fix typo.
6813 * doc/cpp.texi (Common Predefined Macros): Ditto.
6814 * doc/md.texi (Machine Constraints): Ditto.
6816 * doc/makefile.texi (Makefile): Add comma.
6818 2008-01-31 Tom Browder <tom.browder@gmail.com>
6819 Gerald Pfeifer <gerald@pfeifer.com>
6821 * doc/sourcebuild.texi (Front End): Remove references to CVS
6822 and CVSROOT/modules.
6823 (Texinfo Manuals): Replace reference to CVS by one to SVN.
6824 (Back End): Remove reference to CVS.
6826 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6829 * config/mips/mips.c (gen_load_const_gp): New function, taking a
6831 (mips16_gp_pseudo_reg): ...here.
6832 * config/mips/mips.md (load_const_gp): Replace with...
6833 (load_const_gp_<mode>): ...this :P-based insn.
6835 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6837 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
6838 options. Minor fixes.
6839 (-std): Move reference to standards closer to where language
6840 standards are first mentioned.
6842 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6844 PR rtl-optimization/34995
6845 * reload.c (alternative_allows_const_pool_ref): Take an rtx
6846 parameter and return a bool. If the rtx parameter is nonnull,
6847 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
6848 (find_reloads): Update call accordingly. Pass the new operand
6849 if it needed no address reloads, otherwise pass null.
6851 2008-01-30 Richard Henderson <rth@redhat.com>
6854 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
6855 for unbounded arrays.
6857 2008-01-30 Silvius Rus <rus@google.com>
6859 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
6861 2008-01-30 Jan Hubicka <jh@suse.cz>
6864 * i386.c (init_cumulative_args): Use real function declaration when
6867 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
6869 PR rtl-optimization/34998
6870 * global.c (build_insn_chain): Treat non-subreg_lowpart
6871 SUBREGs of pseudos as clobbering all the words covered by the
6872 SUBREG, not just all the bytes.
6873 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
6874 original df_ref rather than an extract parameter.
6875 (global_conflicts): Update call accordingly.
6877 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
6879 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
6880 the overflow check to make it easier to read.
6881 (__fixtfdi): Change the type of the ll member in union
6882 long_double to UDItype_x.
6884 2008-01-30 Jakub Jelinek <jakub@redhat.com>
6887 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
6888 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
6889 * tree-inline.c (fold_marked_statements): Call
6890 cgraph_update_edges_for_call_stmt if folding a call statement.
6891 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
6892 debug_generic_stmt calls, reset it back afterwards.
6895 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
6897 * c-typeck.c (build_external_ref): Don't pedwarn about
6898 static vars in current function's scope.
6900 2008-01-29 Joseph Myers <joseph@codesourcery.com>
6902 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
6904 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
6907 * ipa-struct-reorg.c: Fix spelling.
6908 * params.def: Ditto.
6910 2008-01-29 Richard Guenther <rguenther@suse.de>
6913 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
6915 * tree-inline.c (remap_type): Increment remapping_type_depth
6916 around remapping types.
6917 (copy_body_r): Only add referenced variables if they are referenced
6918 from code, not types.
6920 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
6931 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
6932 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
6934 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
6937 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
6938 pointer for tiny stack.
6940 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6942 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
6944 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6946 * config/vx-common.h: Fix typo in comment.
6948 2008-01-28 Ian Lance Taylor <iant@google.com>
6952 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
6953 coalesce pointers if they have different DECL_NO_TBAA_P values.
6954 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
6955 between variables with different DECL_NO_TBAA_P values.
6957 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
6960 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
6961 are not legitimate small data references on SPE targets.
6963 2008-01-28 David Daney <ddaney@avtrex.com>
6965 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
6967 2008-01-28 David Daney <ddaney@avtrex.com>
6969 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
6971 2008-01-27 Joseph Myers <joseph@codesourcery.com>
6973 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
6974 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
6975 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
6976 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
6977 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
6978 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
6979 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
6980 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
6982 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6984 * basic-block.h (condjump_equiv_p): Fix comment.
6986 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6988 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
6989 print_generic_stmt_indented): Fix comment.
6991 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6993 * configure.ac (__stack_chk_fail): Add detecion for availability
6994 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
6995 * configure: Regenerate.
6997 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
7000 * final.c (output_addr_const): Handle TRUNCATE.
7002 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
7005 * tree-ssa-loop-ivopts.c (comp_cost): New type.
7006 (zero_cost, infinite_cost): New constants.
7007 (struct cost_pair): Change type of cost to comp_cost.
7008 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
7009 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
7011 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
7012 split_address_cost, ptr_difference_cost, difference_cost,
7013 get_computation_cost_at, get_computation_cost,
7014 determine_use_iv_cost_generic, determine_use_iv_cost_address,
7015 determine_use_iv_cost_condition, determine_use_iv_costs,
7016 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
7017 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
7018 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
7019 Change type of cost to comp_cost.
7020 (determine_iv_cost): Increase cost of non-original ivs, instead
7021 of decreasing the cost of original ones.
7022 (get_address_cost): Indicate the complexity of the addressing mode
7024 (try_add_cand_for): Prefer using ivs not specific to some object.
7025 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
7027 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
7028 Janis Johnson <janis187@us.ibm.com>
7031 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
7032 (TARGET_INSTANTIATE_DECLS): Likewise.
7033 * target.h (expand_to_rtl_hook): New target hook.
7034 (instantiate_decls): Likewise.
7035 * function.c (instantiate_decl): Make non-static. Rename to...
7036 (instantiate_decl_rtl): ... this.
7037 (instantiate_expr): Use instantiate_decl_rtl.
7038 (instantiate_decls_1): Likewise.
7039 (instantiate_decls): Likewise.
7040 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
7041 * function.h (instantiate_decl_rtl): Add prototype.
7042 * cfgexpand.c (target.h): New include.
7043 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
7044 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
7045 (TARGET_INSTANTIATE_DECLS): Likewise.
7046 (TARGET_INITIALIZER): New target hooks added.
7047 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
7049 * config/rs6000/rs6000.c (tree-flow.h): New include.
7050 (machine_function): Add sdmode_stack_slot field.
7051 (rs6000_alloc_sdmode_stack_slot): New function.
7052 (rs6000_instantiate_decls): Likewise.
7053 (rs6000_secondary_memory_needed_rtx): Likewise.
7054 (rs6000_check_sdmode): Likewise.
7055 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
7056 (TARGET_INSTANTIATE_DECLS): Likewise.
7057 (rs6000_hard_regno_mode_ok): Allow SDmode.
7058 (num_insns_constant): Likewise. Handle _Decimal32 constants.
7059 (rs6000_emit_move): Handle SDmode.
7060 (function_arg_advance): Likewise.
7061 (function_arg): Likewise.
7062 (rs6000_gimplify_va_arg): Likewise. Add special handling of
7063 SDmode var args for 32-bit compiles.
7064 (rs6000_secondary_reload_class): Handle SDmode.
7065 (rs6000_output_function_epilogue): Likewise.
7066 (rs6000_function_value): Simplify if statement.
7067 (rs6000_libcall_value): Likewise.
7068 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
7069 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
7070 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
7071 (movsd_hardfloat): New define_insn.
7072 (movsd_softfloat): Likewise.
7073 (movsd_store): Likewise.
7074 (movsd_load): Likewise.
7075 (extendsddd2): Likewise.
7076 (extendsdtd2): Likewise.
7077 (truncddsd2): Likewise.
7078 (movdd_hardfloat64): Fixup comment.
7079 (UNSPEC_MOVSD_LOAD): New constant.
7080 (UNSPEC_MOVSD_STORE): Likewise.
7082 2008-01-26 Jakub Jelinek <jakub@redhat.com>
7085 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
7087 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
7088 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
7089 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
7092 2008-01-26 David Edelsohn <edelsohn@gnu.org>
7095 * config.gcc: Separate AIX 5.3 from AIX 6.1.
7096 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7097 __LONGDOUBLE128 too.
7098 * config/rs6000/aix61.h: New file.
7100 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
7102 PR rtl-optimization/34959
7103 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
7104 popcount and parity rtxes the same mode as their operand.
7105 Truncate or extend the result to the return value's mode
7108 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
7111 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
7112 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
7113 to GOT_VERSION_REGNUM.
7114 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
7115 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
7116 * config/mips/mips.c (mips_emit_call_insn): New function.
7117 (mips_call_tls_get_addr): Call mips_expand_call directly.
7118 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
7120 (mips16_build_call_stub): Likewise. Return the call insn or null.
7121 (mips_expand_call): Update the call to mips16_build_call_stub
7122 accordingly and a remove redundant condition. Assert that MIPS16
7123 stubs do not use lazy binding. Use mips_emit_call_insn and return
7125 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
7127 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
7128 (mips_avoid_hazard): Remove hazard_set handling.
7129 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
7130 (UNSPEC_RESTORE_GP): ...this.
7131 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
7132 (FAKE_CALL_REGNO): Rename to...
7133 (GOT_VERSION_REGNUM): ...this.
7134 (type): Add "ghost" value. Add an associated insn reservation.
7135 (hazard_set): Remove.
7136 (exception_receiver): Rename to...
7137 (restore_gp): ...this and update the unspec identifier accordingly.
7138 (exception_receiver, nonlocal_got_receiver): New expanders.
7139 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
7140 FAKE_CALL_REGNO. Remove hazard_set attribute.
7141 (set_got_version, update_got_version): New patterns.
7143 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
7146 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
7148 2008-01-25 Joseph Myers <joseph@codesourcery.com>
7151 * doc/install.texi2html: Generate gcc-vers.texi.
7153 2008-01-25 DJ Delorie <dj@redhat.com>
7155 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7157 2008-01-25 Joseph Myers <joseph@codesourcery.com>
7159 * config/c4x: Remove directory.
7160 * config.gcc (crx-*, mt-*): Mark obsolete.
7161 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
7162 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
7163 sh-*-rtemscoff*): Remove cases.
7164 * defaults.h (C4X_FLOAT_FORMAT): Remove.
7165 * real.c (encode_c4x_single, decode_c4x_single,
7166 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
7167 c4x_extended_format): Remove.
7168 * real.h (c4x_single_format, c4x_extended_format): Remove.
7169 * doc/extend.texi (interrupt, naked): Remove mention of attributes
7171 (Pragmas): Remove comment about c4x pragmas.
7172 * doc/install.texi (c4x): Remove target-specific instructions.
7173 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
7174 * doc/md.texi (Machine Constraints): Remove C4x documentation.
7175 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
7176 refer to C4x source files as examples.
7177 (C4X_FLOAT_FORMAT): Remove documentation.
7179 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
7181 * config/bfin/bfin.c (override_options): Reorder tests so that
7182 flag_pic gets enabled for -msep-data.
7184 2008-01-25 Richard Guenther <rguenther@suse.de>
7187 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
7188 to its bitfield precision if required.
7190 2008-01-25 Jakub Jelinek <jakub@redhat.com>
7193 * tree-nested.c (walk_omp_for): New function.
7194 (convert_nonlocal_reference, convert_local_reference): Call
7195 walk_omp_for on OMP_FOR.
7196 (convert_call_expr): Call walk_body on OMP_FOR's
7197 OMP_FOR_PRE_INIT_BODY.
7199 2008-01-25 Richard Guenther <rguenther@suse.de>
7201 PR tree-optimization/34966
7202 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
7203 default defs and PHI_NODEs we have to insert after the
7206 2008-01-24 Nick Clifton <nickc@redhat.com>
7208 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
7209 Provide a default definition.
7210 (LIBGCC2_UNITS_PER_WORD): Likewise.
7212 * config/stormy16/stormy16.c: Include df.h for the prototype
7213 for df_regs_ever_live_p.
7214 (xstormy16_expand_builtin_va_start): Convert the stack offset
7215 into a component_ref and then use POINTER_PLUS_EXPR to add it
7216 to the incoming_virtual_args_rtx.
7217 (xstormy16_gimplify_va_arg_expr): Rename to
7218 xstormy16_gimplify_va_arg_expr.
7219 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
7220 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
7221 xstormy16_gimplify_va_arg_expr.
7222 Fix up some formatting issues.
7224 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
7225 Move to predicates.md.
7226 (xs_hi_general_operand): Likewise.
7227 (xs_hi_nonmemory_operand): Likewise.
7228 * config/stormy16/predicates.md:
7229 (xstormy16_carry_plus_operand): New predicate.
7230 (xs_hi_general_operand): New predicate.
7231 (xs_hi_nonmemory_operand): New predicate.
7232 * config/stormy16/stormy16-protos.h:
7233 (xstormy16_carry_plus_operand): Delete prototype.
7234 (xs_hi_general_operand): Likewise.
7235 (xs_hi_nonmemory_operand): Likewise.
7237 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
7238 modifiers as they are no longer needed and they can trigger
7239 reload spill failures.
7241 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
7242 with a match_operand in order to help reload.
7244 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
7245 constraint with 'e' for the 8th alternative as this version of
7246 the mov.w instruction only accepts the lower 8 registers.
7248 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
7251 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
7252 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
7255 2008-01-25 Jakub Jelinek <jakub@redhat.com>
7258 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
7260 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
7262 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
7264 (remove_structure): Update allocations list before removing structure.
7266 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
7268 * ipa-struct-reorg.c (is_safe_cond_expr,
7269 create_new_stmts_for_cond_expr): Use integer_zerop function,
7270 that recognize not only zero-pointer, but zero-integer too.
7272 2008-01-25 Ben Elliston <bje@au.ibm.com>
7275 * fixproto: Escape "." in sed expression that strips leading "./".
7277 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
7280 * gcc.c (SWITCH_OK): Removed.
7281 (SWITCH_LIVE): Changed to bit.
7282 (SWITCH_FALSE): Likewise.
7283 (SWITCH_IGNORE): Likewise.
7284 (switchstr): Change live_cond to unsigned int.
7285 (process_command): Replace SWITCH_OK with 0.
7286 (do_self_spec): Likewise.
7287 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
7288 (give_switch): Likewise.
7289 (used_arg): Likewise.
7290 (do_spec_1): Set the SWITCH_IGNORE bit.
7291 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
7292 bits. Set the SWITCH_LIVE bit.
7294 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7296 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
7298 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
7300 PR tree-optimization/34472
7301 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
7302 parameter to a "bool *" and set *DATA to false if there is
7303 an unsafe access. Do not delete the structure here.
7304 (check_cond_exprs): Delete it here instead.
7305 (check_cond_exprs, exclude_cold_structs): Do not increase
7306 I when removing a structure.
7308 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
7311 * config/i386/i386.c (ix86_expand_vector_init): Consider only
7312 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
7314 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
7317 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
7318 a fixed vector for stack.
7320 2008-01-24 Ben Elliston <bje@au.ibm.com>
7323 * doc/gcc.texi (Software development): Add a direntry for g++.
7325 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
7327 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
7328 stale and straggling -fforce-addr comments above.
7330 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
7332 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
7333 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
7335 2008-01-23 Michael Matz <matz@suse.de>
7338 * dwarf2out.c (force_type_die): Use modified_type_die instead of
7341 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
7343 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
7346 2008-01-23 Anatoly Sokolov <aesok@post.ru>
7348 * config/avr/avr.c (avr_current_arch): New variable.
7349 (avr_arch_types): Add 'avr31' and 'avr51' entries.
7350 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
7351 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
7352 (avr_override_options): Init 'avr_current_arch'.
7353 (base_arch_s): Move from here...
7354 * config/avr/avr.h (base_arch_s): ... here. Add new members
7355 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
7356 'mega' to 'have_jmp_call'.
7357 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
7358 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
7360 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
7362 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
7363 MULTILIB_MATCHES): (Ditto.).
7365 2008-01-23 Richard Guenther <rguenther@suse.de>
7368 * cgraphunit.c (cgraph_reset_node): Always mark the node
7369 not reachable if it is not queued already.
7371 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
7373 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
7374 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
7375 (cputype_selected): New static variable.
7376 (bfin_handle_option): Set it if -mcpu is used.
7377 (override_option): Select default set of workarounds if no cpu type
7378 selected on the command line.
7379 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
7381 From Michael Frysinger <michael.frysinger@analog.com>
7382 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
7383 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
7385 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
7386 for bf547, bf523, bf524, and bf526.
7387 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
7389 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7390 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
7391 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
7392 __ADSPBF547__ and __ADSPBF54x__ for bf547.
7393 * doc/invoke.texi (Blackfin Options): Document that
7394 -mcpu now accept bf547, bf523, bf524, and bf526.
7396 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
7398 PR rtl-optimization/34628
7399 * combine.c (try_combine): Stop and undo after the first combination
7400 if an autoincrement side-effect on the first insn has effectively
7403 2008-01-22 David Edelsohn <edelsohn@gnu.org>
7406 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
7407 Offset addresses are not valid for Altivec or paired float modes.
7409 2008-01-22 Jakub Jelinek <jakub@redhat.com>
7412 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
7413 if DECL_INITIAL (decl) is error_mark_node.
7416 * c-common.c (handle_vector_size_attribute): Only allow
7417 integral, scalar float and fixed point types. Handle OFFSET_TYPE
7418 the same way as pointer, array etc. types.
7419 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
7422 * tree.c (build_type_attribute_qual_variant): Call
7423 build_qualified_type if attributes are equal, but quals are not.
7425 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7428 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
7429 * flags.h (warn_strict_aliasing): Remove.
7430 (warn_strict_overflow): Remove.
7431 * opts.c (warn_strict_aliasing): Remove.
7432 (warn_strict_overflow): Remove.
7433 * c-opts.c (c_common_handle_option): -Wall only sets
7434 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
7435 (c_common_post_options): Give default values to -Wstrict-aliasing
7436 and -Wstrict-overflow if they are uninitialized.
7437 * common.opt (Wstrict-aliasing): Specify Var and Init.
7438 (Wstrict-overflow): Likewise.
7440 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
7442 PR rtl-optimization/26854
7443 PR rtl-optimization/34400
7444 PR rtl-optimization/34884
7445 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
7447 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
7448 (df_rd_bb_info.expanded_lr_out): Deleted
7449 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
7450 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
7451 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
7452 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
7453 Removed code to allocate, initialize or free expanded_lr_out.
7454 (df_rd_bb_local_compute_process_def): Restructured to make more
7456 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
7457 sets if the sets are being trimmed.
7459 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
7462 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
7463 (as_vers): Likewise.
7464 * configure: Regenerated.
7466 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7469 * tree-pass.h (pass_build_alias): New pass.
7470 * tree-ssa-alias.c (gate_build_alias): New.
7471 (pass_build_alias): New.
7472 * passes.c (init_optimization_passes): Add pass_build_alias after
7473 pass_create_structure_vars.
7475 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
7477 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
7478 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
7479 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
7480 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
7481 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
7482 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
7483 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
7484 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
7485 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
7486 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
7487 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
7488 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
7489 * config/s390/s390.md (FP_ALL): New mode iterator.
7490 (_d): New mode attribute.
7491 ("*signbit<mode>2>"): Changed mode of first operand.
7492 ("isinf<mode>2"): Changed mode of first operand.
7493 ("*TDC_insn"): Adaptation for DFP modes.
7495 2008-01-22 Ben Elliston <bje@au.ibm.com>
7497 * tree.c (check_qualified_type): Improve function description.
7499 2008-01-21 Jason Merrill <jason@redhat.com>
7502 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
7503 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
7506 2008-01-21 DJ Delorie <dj@redhat.com>
7508 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
7511 2008-01-21 Richard Guenther <rguenther@suse.de>
7514 * tree-cfg.c (verify_expr): Allow all invariant expressions
7515 instead of just constant class ones as reference argument.
7516 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
7517 like any other constant.
7518 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7520 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
7522 * regmove.c (fixup_match_1): Update call crossed frequencies.
7524 2008-01-21 Richard Guenther <rguenther@suse.de>
7527 * tree-inline.c (setup_one_parameter): Deal with mismatched
7528 types using a VIEW_CONVERT_EXPR.
7530 2008-01-21 Alon Dayan <alond@il.ibm.com>
7531 Olga Golovanevsky <olga@il.ibm.com>
7533 PR tree-optimization/34701
7534 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
7535 when the structure size is not a power of 2.
7537 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
7539 * doc/install.texi: Add doc for --enable-checking=df.
7541 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
7543 PR rtl-optimization/34808
7544 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
7546 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7548 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
7551 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7553 PR rtl-optimization/26854
7554 PR rtl-optimization/34400
7555 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
7557 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
7558 (df_rd_bb_info.expanded_lr_out): New.
7559 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
7560 * loop_iv.c (iv_analysis_loop_init): Ditto.
7561 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
7562 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
7563 Added code to allocate, initialize or free expanded_lr_out.
7564 (df_rd_bb_local_compute_process_def): Restructured to make
7565 more understandable.
7566 (df_rd_confluence_n): Add code to do nothing with fake edges and
7567 code to no apply invalidate_by_call sets if the sets are being trimmed.
7568 (df_lr_local_finalize): Renamed to df_lr_finalize.
7569 (df_live_local_finalize): Renamed to df_live_finalize.
7571 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7574 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
7575 deciding whether to use reciprocal instructions.
7577 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
7579 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
7580 dwarf2out_note_section_used if cold_text_section is NULL.
7582 2008-01-19 Jakub Jelinek <jakub@redhat.com>
7584 PR gcov-profile/34610
7585 * tree-cfg.c (make_edges): Mark both outgoing edges from
7586 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
7587 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
7588 from OMP_FOR and OMP_CONTINUE outgoing edges.
7590 * tree-profile.c (tree_profiling): Return early if
7591 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
7593 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
7594 from cfun to child_cfun.
7595 * function.h (struct function): Add after_tree_profile bit.
7597 2008-01-19 Anatoly Sokolov <aesok@post.ru>
7599 * config/avr/avr.S (_exit): Disable interrupt.
7601 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7602 Steven Bosscher <stevenb.gcc@gmail.com>
7604 PR rtl-optimization/26854
7605 PR rtl-optimization/34400
7606 * df-problems.c (df_live_scratch): New scratch bitmap.
7607 (df_live_alloc): Allocate df_live_scratch when doing df_live.
7608 (df_live_reset): Clear the proper bitmaps.
7609 (df_live_bb_local_compute): Only process the artificial defs once
7610 since the order is not important.
7611 (df_live_init): Init the df_live sets only with the variables
7612 found live by df_lr.
7613 (df_live_transfer_function): Use the df_lr sets to prune the
7614 df_live sets as they are being computed.
7615 (df_live_free): Free df_live_scratch.
7617 2008-01-18 Ian Lance Taylor <iant@google.com>
7619 * common.opt: Add fmerge-debug-strings.
7620 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
7621 flag_merge_debug_strings rather than flag_merge_constants.
7622 * doc/invoke.texi (Option Summary): Mention
7623 -fmerge-debug-strings.
7624 (Debugging Options): Document -fmerge-debug-strings.
7626 2008-01-18 Ian Lance Taylor <iant@google.com>
7629 * tree.h (DECL_IS_OPERATOR_NEW): Define.
7630 (struct tree_function_decl): Add new field operator_new_flag.
7631 * tree-inline.c (expand_call_inline): When inlining a call to
7632 operator new, force the return value to go into a variable, and
7633 set DECL_NO_TBAA_P on that variable.
7634 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
7636 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
7639 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
7640 DWARF2_DEBUGGING_INFO.
7641 (dwarf2out_note_section_used): Ditto. Add prototype.
7642 (have_multiple_function_sections, text_section_used,
7643 cold_text_section_used, *cold_text_sections): Move declarations
7646 2008-01-17 Bob Wilson <bob.wilson@acm.org>
7648 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
7649 field and add signal_ra.
7650 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
7651 assignments to frame state pc. Move end of stack check after
7652 MD_FALLBACK_FRAME_STATE_FOR.
7653 (uw_update_context_1): Use frame state signal_regs if set, instead
7654 of checking signal_frame flag.
7655 (uw_update_context): Use frame state signal_ra if set.
7656 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
7657 * config/xtensa/linux-unwind.h: New file.
7659 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
7661 * modulo-sched.c (get_sched_window): Fix comment typo.
7663 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
7665 PR tree-optimization/34648
7666 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
7668 2008-01-17 Anatoly Sokolov <aesok@post.ru>
7670 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
7671 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
7673 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
7675 PR rtl-optimization/34400
7676 * df-core.c (df_worklist_dataflow_overeager,
7677 df_worklist_dataflow_doublequeue): New functions.
7678 (df_worklist_dataflow): Two different worklist solvers.
7679 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
7682 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7685 * doc/invoke.texi: Document the dependence on pthread for fopenmp
7686 and ftree-parallelize-loops.
7688 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
7690 PR rtl-optimization/34826
7691 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
7693 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
7695 * global.c (find_reg): Mark the eh regs as used if necessary.
7696 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
7697 * ra.h (struct allocno): no_eh_reg field added. Changed
7698 no_stack_reg type to bitfield.
7700 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
7702 * tree.c (substitute_in_expr): Add missing 'break'.
7704 2008-01-17 Richard Guenther <rguenther@suse.de>
7706 PR tree-optimization/34825
7707 * tree-ssa-math-opts.c (is_division_by): Do not recognize
7708 x / x as division to handle.
7710 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7712 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
7713 "-pthread" is specified.
7714 * pa-hpux11.h (LIB_SPEC): Likewise.
7716 2008-01-16 Janis Johnson <janis187@us.ibm.com>
7717 Peter Bergner <bergner@vnet.ibm.com>
7719 PR rtl-optimization/33796
7720 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
7722 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7724 PR libgfortran/34699
7725 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
7727 * pa-hpux10.h (LINK_SPEC): Likewise.
7728 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
7730 2008-01-16 Richard Guenther <rguenther@suse.de>
7733 * fold-const.c (fold_convert_const_int_from_int): Do not
7734 set overflow if that occured only because of a sign extension
7735 change when converting from/to a sizetype with the same
7736 precision and signedness.
7738 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7741 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
7742 location address to the correct place. Update copyright year.
7744 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7746 * lambda-code.c (lambda_transform_legal_p): Handle the case of
7747 no dependences in the dependence_relations vector.
7749 2008-01-16 Jan Hubicka <jh@suse.cz>
7751 PR rtl-optimization/31396
7752 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
7753 * cfg.c (dump_reg_info): Print it.
7754 * regs.h (struct reg_info_t): add freq_calls_crossed.
7755 (REG_FREQ_CALLS_CROSSED): New macro.
7756 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
7757 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
7758 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
7759 regmove_optimize): Update call crossed frequencies.
7760 * local-alloc.c (struct qty): Add freq_calls_crossed.
7761 (alloc_qty): Copute freq_calls_crossed.
7762 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
7763 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
7764 * ra.h (struct allocno): Add freq_calls_crossed.
7766 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7768 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
7769 libgomp when compiling with ftree-parallelize-loops.
7770 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
7772 2008-01-16 Richard Guenther <rguenther@suse.de>
7774 PR tree-optimization/34769
7775 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
7776 * tree.c (int_cst_value): Instead make this function more
7777 permissive in what it accepts as valid input. Document this
7778 function always sign-extends the value.
7780 2008-01-16 Jakub Jelinek <jakub@redhat.com>
7781 Richard Guenther <rguenther@suse.de>
7784 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
7785 (gimple_fold_indirect_ref_rhs): ... this.
7786 (gimple_fold_indirect_ref): New function with foldings
7787 that preserve lvalueness.
7788 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
7789 * tree-flow.h (gimple_fold_indirect_ref): Declare.
7790 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
7791 to fold an INDIRECT_REF, fall back to the old use of
7792 fold_indirect_ref_1.
7794 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7796 * tree-data-ref.c (subscript_dependence_tester_1): Call
7797 free_conflict_function.
7798 (compute_self_dependence): Same.
7800 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7803 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
7804 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
7806 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
7807 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
7808 for DWARF2_UNWIND_INFO targets.
7810 2008-01-16 Richard Guenther <rguenther@suse.de>
7813 * c-typeck.c (common_pointer_type): Do not merge inconsistent
7814 type qualifiers for function types.
7816 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
7818 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
7819 loop_iterator li from previous commit.
7821 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
7823 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
7825 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7827 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
7828 (parallelize_loops): Don't parallelize irreducible components.
7830 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7833 * c-opts (c_common_post_options): Do not enable CPP
7834 flag_pedantic_errors by default.
7836 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
7838 PR rtl-optimization/31944
7839 * cse.c (remove_pseudo_from_table): New function.
7840 (merge_equiv_classes): Use above function to remove pseudo-registers.
7841 (invalidate): Likewise.
7843 2008-01-13 Richard Guenther <rguenther@suse.de>
7846 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
7847 instead of TYPE_MODE to deal with calls from expand_one_error_var.
7849 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
7851 * gcse.c (cprop_jump): Call validate_unshare_change instead of
7852 validate_change to unshare the source of the PC set.
7854 2008-01-12 Jan Hubicka <jh@suse.cz>
7857 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
7858 references above array bounds. This might trigger bounds checks for
7861 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7863 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
7864 new_replaceable_dependencies.
7866 2008-01-12 Doug Kwan <dougkwan@google.com>
7868 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
7869 instead of OPT_Wreturn_type in warning due to ignored return type
7871 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
7872 options included in -Wextra.
7873 * c.opt: New option -Wignored_qualifiers.
7874 * doc/invoke.texi (Warning Options, -Wextra): Add new option
7875 -Wignore_qualifiers.
7876 (-Wignored-qualifiers): Document.
7877 (-Wreturn-type): Remove description of functionality now handled
7878 by -Wignored-qualifiers.
7880 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
7883 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
7884 NOP_EXPR if it is between integral types with the same precision.
7886 2008-01-12 Jan Hubicka <jh@suse.cz>
7889 * invoke.texi (max-inline-recursive-depth): Fix default value.
7891 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
7893 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
7896 2008-01-11 Bob Wilson <bob.wilson@acm.org>
7898 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
7900 2008-01-11 James E. Wilson <wilson@specifix.com>
7903 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
7905 2008-01-11 Anatoly Sokolov <aesok@post.ru>
7907 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
7908 save/restore frame pointer register and don't use 'call-prologues'
7909 optimization in function with "OS_task" attribute.
7911 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
7914 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
7915 when copying to memory.
7917 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
7919 PR rtl-optimization/30905
7920 * cfgcleanup.c: Include dce.h
7921 (crossjumps_occured): New global variable.
7922 (try_crossjump_bb): Exit loop after finding a fallthru edge.
7923 If something changed, set crossjumps_occured to true.
7924 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
7925 Don't add/remove fake edges to exit here...
7926 (cleanup_cfg): ...but do it here, when crossjumping.
7927 Run a fast DCE when successful crossjumps occured in the latest
7928 iteration of try_optimize_cfg.
7930 2008-01-11 Richard Guenther <rguenther@suse.de>
7932 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
7933 (struct vn_unary_op_s): Likewise.
7934 (vn_reference_insert): Free old reference on hash collision.
7936 2008-01-10 Raksit Ashok <raksit@google.com>
7938 PR rtl-optimization/27971
7939 * combine.c (find_split_point): Split PLUS expressions which are
7940 inside a MEM rtx, and whose first operand is complex.
7942 2008-01-10 DJ Delorie <dj@redhat.com>
7944 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
7945 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
7946 (m32c_hard_regno_ok): Call the underlying function.
7948 2008-01-10 Richard Guenther <rguenther@suse.de>
7951 * tree-cfg.c (tree_merge_blocks): Do not go through the
7952 full-blown folding and stmt updating path if we just deal
7953 with virtual operands.
7954 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
7955 test for abnormal SSA_NAMEs.
7957 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
7960 * reload.c (push_reload): Add assertions. All constants from
7961 reg_equiv_constant should have been used for replacing the respective
7963 (find_reloads_address): Invoke find_reloads_address_part for
7964 constant taken from the reg_equiv_constant array.
7966 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
7968 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
7969 field (valnum) the first in the struct. Replace bools with
7972 2008-01-10 Richard Guenther <rguenther@suse.de>
7974 PR tree-optimization/34651
7975 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
7976 types and ordering for masking and converting.
7978 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
7980 PR tree-optimization/34017
7981 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
7982 also for PHI_NODE expressions.
7984 2008-01-09 Jan Hubicka <jh@suse.cz>
7986 PR tree-optimization/34708
7987 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
7988 based on number of case labels.
7989 (init_inline_once): Remove switch_cost.
7990 * tree-inline.h (eni_weights_d): Remove switch_cost.
7992 2008-01-09 Richard Guenther <rguenther@suse.de>
7993 Andrew Pinski <andrew_pinski@playstation.sony.com>
7996 * gimplify.c (gimplify_cond_expr): Do not create an addressable
7997 temporary if an rvalue is ok or an lvalue is not required.
7999 2008-01-09 Richard Guenther <rguenther@suse.de>
8002 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
8005 2008-01-09 Richard Guenther <rguenther@suse.de>
8008 * tree.c (host_integerp): Check for sizetype only if the
8009 type is an integer type.
8011 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
8014 * opts.c (decode_options): Disable inlining of functions called
8015 once if not in unit-at-a-time mode.
8017 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
8019 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
8021 2008-01-08 Richard Guenther <rguenther@suse.de>
8024 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
8025 out early if the result will be unused.
8027 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
8032 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8033 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
8036 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
8038 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
8039 for vectorization tuned.
8041 2008-01-08 Richard Guenther <rguenther@suse.de>
8043 PR tree-optimization/34683
8044 * tree-ssa-operands.c (operand_build_cmp): Export.
8045 * tree-ssa-operands.h (operand_build_cmp): Declare.
8046 * tree-vn.c (vuses_compare): Remove.
8047 (sort_vuses): Use operand_build_cmp.
8048 (sort_vuses_heap): Likewise.
8049 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
8050 to re-use old VEC if available. Do not sort already sorted VUSEs.
8051 (vdefs_to_vec): Do not sort already sorted VDEFs.
8053 2008-01-08 Jakub Jelinek <jakub@redhat.com>
8056 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
8058 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
8061 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
8062 limitations of reciprocal sequences on x86 targets.
8064 2008-01-08 Richard Guenther <rguenther@suse.de>
8066 PR tree-optimization/34683
8067 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
8069 2008-01-07 Jakub Jelinek <jakub@redhat.com>
8072 * config/darwin.c (darwin_mergeable_string_section): Don't use
8073 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
8075 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
8078 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
8079 negxf2. Macroize expander using X87MODEF mode iterator. Change
8080 predicates of op0 and op1 to register_operand.
8081 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
8082 expander using X87MODEF mode iterator. Change predicates of
8083 op0 and op1 to register_operand.
8084 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
8085 corresponding patterns and macroize using MODEF macro. Change
8086 predicates of op0 and op1 to register_operand and remove
8087 "m" constraint. Disparage "r" alternative with "!".
8088 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
8089 macroize using X87MODEF macro. Change predicates of op0 and op1
8090 to register_operand and remove "m" constraint. Disparage "r"
8091 alternative with "!".
8092 (absneg splitter with memory operands): Remove.
8093 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
8094 patterns and macroize using X87MODEF mode iterator.
8095 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
8096 Change predicate of op1 to register_operand.
8097 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
8098 for memory operands.
8100 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
8102 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
8104 2008-01-07 Richard Guenther <rguenther@suse.de>
8106 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
8109 2008-01-07 Richard Guenther <rguenther@suse.de>
8111 PR tree-optimization/34683
8112 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
8113 VOPs of the needed size to save memory. Use VEC_quick_push
8114 to save compile-time.
8115 (vdefs_to_vec): Likewise.
8117 2008-01-07 Sa Liu <saliu@de.ibm.com>
8119 * config/spu/spu.md (divdf3): Genetate inline code for double
8120 division. The implementation doesn't handle INF or NAN, therefore it
8121 only applies when -ffinite-math-only is given.
8123 2008-01-06 Paolo Carlini <pcarlini@suse.de>
8126 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
8127 * doc/cpp.texi ([Common Predefined Macros]): Document.
8129 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
8131 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
8132 order to use commutative addition instead of subtraction.
8134 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8135 Mircea Namolaru <namolaru@il.ibm.com>
8136 Vladimir Yanovsky <yanov@il.ibm.com>
8137 Revital Eres <eres@il.ibm.com>
8139 PR tree-optimization/34263
8140 * tree-outof-ssa.c (process_single_block_loop_latch,
8141 contains_tree_r): New functions.
8142 (analyze_edges_for_bb): Call process_single_block_loop_latch
8143 function to empty single-basic-block latch block if possible.
8145 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8147 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
8149 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
8151 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
8153 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
8155 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
8157 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
8159 2008-01-05 Jakub Jelinek <jakub@redhat.com>
8161 PR tree-optimization/34618
8162 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
8165 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8168 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
8169 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
8170 Update copyright year.
8172 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
8173 Update copyright year.
8174 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
8177 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
8179 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
8180 edge does not point to current bb before changing need_assert.
8182 2008-01-04 Richard Guenther <rguenther@suse.de>
8185 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
8186 for verifying purposes if they are is_gimple_min_invariant.
8188 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
8190 PR tree-optimization/34448
8191 PR tree-optimization/34465
8192 * gimplify.c (gimplify_init_constructor): Add new parameter
8193 notify_temp_creation. Use it.
8194 (gimplify_modify_expr_rhs): Take volatiles into account when
8195 optimizing constructors.
8196 Do not optimize constructors if gimplify_init_constructor will dump to
8198 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
8199 * gcc.c-torture/compile/pr34448.c: New.
8201 2008-01-04 Jakub Jelinek <jakub@redhat.com>
8203 PR gcov-profile/34609
8204 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
8205 return_slot if result is TREE_ADDRESSABLE.
8207 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
8209 * config/mips/mips.md (sqrt_condition): Tweak comment.
8210 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
8212 2008-01-03 Tom Tromey <tromey@redhat.com>
8215 * c-common.c (c_type_hash): Handle VLAs.
8217 2008-01-03 Jan Hubicka <jh@suse.cz>
8219 PR tree-optimization/31081
8220 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
8221 0 when inlining and not inlining to first basic block.
8222 (remap_decl): When var is initialized to 0, don't set default_def.
8223 (expand_call_inline): Set entry_bb.
8224 * tree-inline.h (copy_body_data): Add entry_bb.
8226 2008-01-03 Jakub Jelinek <jakub@redhat.com>
8229 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
8232 PR tree-optimization/29484
8233 * tree-inline.c (inline_forbidden_p_2): New function.
8234 (inline_forbidden_p): Disallow inlining if some static var
8235 has an address of a local LABEL_DECL in its initializer.
8236 * doc/extend.texi (Labels as Values): Document &&foo behaviour
8239 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
8241 PR tree-optimization/34635
8242 * tree-data-ref.c (add_other_self_distances): Make sure that the
8243 evolution step is constant.
8245 2008-01-03 Jakub Jelinek <jakub@redhat.com>
8248 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
8250 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
8252 * tree-sra.c (scalarize_init): Insert the generate_element_init
8253 statements after the generate_element_zero statements.
8255 2008-01-02 Richard Guenther <rguenther@suse.de>
8259 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
8260 for very large number of operands instead of ICEing.
8262 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
8265 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
8266 while stack probing.
8268 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
8270 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
8273 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
8276 * tree-mudflap.c (mx_register_decls): Guard warning by
8277 !DECL_ARTIFICIAL check.
8279 2008-01-01 Jakub Jelinek <jakub@redhat.com>
8281 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
8282 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
8283 sse5_perm<mode>): Fix constraints.