1 2008-05-05 Ira Rosen <irar@il.ibm.com>
3 PR tree-optimization/36119
4 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
7 2008-06-04 Jan Hubicka <jh@suse.cz>
9 tree-optimization/36100
10 * tree-pass.h (pass_O0_always_inline): Declare.
11 * ipa-inline.c (inline_transform): Remove dead code.
12 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
13 pass_O0_always_inline): New.
14 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
16 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
18 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
19 mnemonic in this_param move for TARGET_64BIT.
21 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
23 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
24 (*strmovsi_rex_1): Ditto.
26 (*strsetsi_rex_1): Ditto.
28 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
29 adddicc expanders using SWI mode iterator.
31 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
34 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
37 2008-05-04 David S. Miller <davem@davemloft.net>
39 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
40 (sparc*-*-linux*): Use linux.h in tm_file.
41 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
42 compiler defaulting to 32-bit.
43 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
45 * config/sparc/linux.h: Remove definitions now obtained
47 * config/sparc/linux64.h: Likewise.
48 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
49 don't want this setting for 32-bit builds in a biarch compiler.
50 * doc/install.texi: Add sparc-linux to list of targets
51 supporting --enable-targets=all.
53 2008-05-03 Andrew Pinski <pinskia@gmail.com>
55 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
57 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
59 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
60 after V4SI_FTYPE_V8HI.
61 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
64 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
66 * doc/invoke.texi (max-flow-memory-locations): Removed.
67 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
69 2008-05-03 Richard Guenther <rguenther@suse.de>
72 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
74 2008-05-02 David S. Miller <davem@davemloft.net>
76 * config.gcc (need_64bit_hwint): Document libcpp dependency.
78 2008-05-02 Simon Baldwin <simonb@google.com>
81 * c-common.h (warn_array_subscript_range): Removed.
82 * c-common.c (warn_array_subscript_range): Ditto.
83 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
84 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
86 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
88 * config/i386/i386.c (ix86_special_builtin_type): New.
89 (bdesc_special_args): Likewise.
90 (ix86_expand_special_args_builtin): Likewise.
91 (ix86_init_mmx_sse_builtins): Updated.
92 (ix86_expand_builtin): Updated.
93 (ix86_expand_store_builtin): Removed.
94 (ix86_expand_unop_builtin): Likewise.
96 * config/i386/mm3dnow.h (__v2sf): Moved to ...
97 * config/i386/mmintrin.h (__v2sf): Here.
99 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
101 (_mm_loadl_pi): Likewise.
102 (_mm_storeh_pi): Replace __v2si with __v2sf.
103 (_mm_storel_pi): Likewise.
105 * doc/extend.texi: Correct __builtin_ia32_loadhps,
106 __builtin_ia32_loadlps, __builtin_ia32_storehps,
107 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
108 __builtin_ia32_loadlpd.
110 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
112 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
113 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
114 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
115 (ix86_init_mmx_sse_builtins): Updated.
116 (ix86_expand_args_builtin): Likewise.
117 (ix86_expand_builtin): Likewise.
118 (ix86_expand_unop1_builtin): Renamed to ...
119 (ix86_expand_unop_vec_merge_builtin): This.
121 2008-05-01 Jan Hubicka <jh@suse.cz>
124 * ipa-inline.c (inline_generate_summary): Make static.
125 (inline_transform): Do not call inlining at -O0; make static.
126 * passes.c (execute_todo): Add sanity check.
127 (execute_one_ipa_transform_pass): Execute proper flags.
129 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
131 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
132 (DECL_NONADDRESSABLE_P): Likewise.
133 * alias.c (record_component_aliases): Fix comment.
135 2008-05-01 Simon Baldwin <simonb@google.com>
137 * c-common.h (warn_array_subscript_range): New function.
138 * c-common.c (warn_array_subscript_range): Ditto.
139 * tree-vrp.c (check_array_ref): Corrected code to agree with
140 comment, ignoring only arrays of size 0 or size 1.
141 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
143 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
145 * config/i386/i386.c (ix86_builtin_type): Replace
146 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
147 (bdesc_args): Updated.
148 (ix86_init_mmx_sse_builtins): Likewise.
149 (ix86_expand_args_builtin): Likewise.
151 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
154 * doc/extend.texi: Correct __builtin_ia32_palignr.
156 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
159 * config/i386/i386.c (bdesc_crc32): Removed.
160 (ix86_expand_crc32): Likewise.
161 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
162 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
163 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
164 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
165 UINT_FTYPE_UINT_UCHAR.
166 (bdesc_args): Updated. Add crc32 builtins.
167 (ix86_init_mmx_sse_builtins): Updated.
168 (ix86_expand_args_builtin): Updated to support subreg.
170 * doc/extend.texi: Correct __builtin_ia32_crc32di.
172 2008-05-01 Jan Hubicka <jh@suse.cz>
174 * tree-pass.h (opt_pass): Add IPA_PASS.
175 (varpool_node, cgraph_node): Forward declare.
176 (ipa_opt_pass): Define.
177 (pass_ipa_inline): Turn into ipa_opt_pass.
178 (pass_apply_inline): Remove.
179 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
180 (apply_inline): Turn into ....
181 (inline_transform): ... this one.
182 (inline_generate_summary): New function.
183 (pass_apply_inline): Remove.
184 * function.h (ipa_opt_pass): Forward declare structure; typedef;
186 (struct function): Add ipa_transforms_to_apply.
187 * passes.c (register_one_dump_file): Work on IPA_PASS.
188 (init_optimization_passes): Remove pass_inline_parameters and
190 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
191 (execute_one_pass) ... here; apply transforms when possible.
192 (add_ipa_transform_pass, execute_ipa_summary_asses,
193 execute_one_ipa_transform_pass): New.
194 (execute_ipa_pass_list): Update for IPA_PASS type.
196 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
198 * config/i386/i386.c (ix86_builtin_type): Add
199 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
200 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
201 (bdesc_args): Add SSE4a builtins.
202 (ix86_init_mmx_sse_builtins): Updated.
203 (ix86_expand_args_builtin): Likewise.
204 (ix86_expand_builtin): Likewise.
206 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
208 * config/i386/i386.c (ix86_builtin_type): Add
209 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
210 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
211 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
212 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
213 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
214 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
215 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
216 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
217 and DI_FTYPE_DI_DI_INT.
218 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
219 (ix86_init_mmx_sse_builtins): Updated.
220 (ix86_expand_args_builtin): Likewise.
221 (ix86_expand_builtin): Likewise.
222 (ix86_expand_binop_imm_builtin): Removed.
224 * doc/extend.texi: Correct __builtin_ia32_palignr128.
226 2008-04-30 Richard Guenther <rguenther@suse.de>
228 PR tree-optimization/32921
229 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
231 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
233 * config/arm/arm.c (arm_unwind_emit): Use
234 crtl->all_throwers_are_sibcalls instead of
235 cfun->all_throwers_are_sibcalls.
236 (arm_output_fn_unwind): Likewise.
237 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
238 instead of cfun->uses_pic_offset_table.
239 (frv_expand_prologue): Likewise.
240 (frv_frame_pointer_required): Likewise.
241 (frv_expand_fdpic_call): Likewise.
242 (frv_emit_movsi): Likewise.
243 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
244 cfun->returns_pcc_struct instead of
245 current_function_returns_pcc_struct.
246 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
247 instead of cfun->calls_eh_return.
248 (m32c_pushm_popm): Likewise.
249 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
250 "extern" declaration.
252 2008-04-30 Richard Guenther <rguenther@suse.de>
254 PR tree-optimization/21636
255 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
257 (evaluate_stmt): Print the likely value.
258 (ccp_visit_stmt): Avoid excessive vertical spacing.
260 2008-04-30 Rafael Espindola <espindola@google.com>
262 * builtins.c (fold_call_expr): Return realret.
263 * tree-ssa-threadedge.c
264 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
265 __builtin_object_size.
267 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
269 * gcc.c (wrapper_string): New variable.
270 (insert_wrapper): New function.
271 (execute): New option -wrapper.
272 * doc/invoke.texi (Overall Options): New driver option -wrapper.
274 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
276 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
277 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
278 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
280 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
281 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
282 config/rs6000/e500crtres64gprctr.asm,
283 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
284 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
285 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
286 config/rs6000/e500crtsav64gprctr.asm,
287 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
288 config/rs6000/e500crtsavg64gprctr.asm: New files.
289 * config/rs6000/t-ppccomm: Add build rules for new files.
290 (LIB2FUNCS_STATIC_EXTRA): Add new files.
291 * config/rs6000/t-netbsd: Add build rules for new files.
292 (LIB2FUNCS_STATIC_EXTRA): New variable.
293 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
294 (CRTSAVRES_DEFAULT_SPEC): Likewise.
295 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
297 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
299 * config/i386/i386.c (ix86_builtin_type): Add
300 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
301 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
302 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
303 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
304 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
305 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
306 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
307 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
308 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
309 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
310 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
311 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
312 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
313 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
314 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
315 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
316 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
317 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
318 V1DI_FTYPE_V2SI_V2SI.
319 (bdesc_2arg): Moved to ...
321 (ix86_init_mmx_sse_builtins): Updated.
322 (ix86_expand_args_builtin): Updated. Take a pointer
323 to const struct builtin_description. Handle comparison
325 (ix86_expand_sse_compare): Take a new argument for swapping operands.
326 (ix86_expand_builtin): Updated.
328 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
329 (ssse3_pmaddubsw128): This.
330 (ssse3_pmaddubswv4hi3): Renamed to ...
331 (ssse3_pmaddubsw): This.
333 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
334 (__builtin_ia32_packssdw128): Likewise.
335 (__builtin_ia32_packuswb128): Likewise.
336 (__builtin_ia32_pmaddubsw): Likewise.
337 (__builtin_ia32_pmaddubsw128): Likewise.
339 2008-04-30 Richard Guenther <rguenther@suse.de>
341 PR tree-optimization/14847
342 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
343 (recognize_bits_test): Use it.
344 (recognize_single_bit_test): Likewise.
346 2008-04-30 Martin Jambor <mjambor@suse.cz>
348 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
349 instead of setting number of formal parameters to zero.
350 (ipcp_init_stage): Do not set the number of actual parameters to zero
352 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
353 which are called with variable number of arguments.
354 (ipcp_insert_stage): Explicitely skipping all nodes which are
355 called with variable number of arguments.
356 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
357 number of parameters.
359 * ipa-prop.h (struct ipa_node_params): Added flag
360 called_with_var_arguments
361 (ipa_set_param_count): Added. Changed sole setter to use it.
362 (ipa_get_param_count): Added. All readers of param_count
363 converted to use it instead.
364 (ipa_set_called_with_variable_arg): Added.
365 (ipa_is_called_with_var_arguments): Added.
366 (ipa_get_ith_param): Added. All readers of param_decls converted
368 (ipa_set_cs_argument_count): Added, sole writer to argument_count
370 (ipa_get_cs_argument_count): Added, all readers of argument_count
372 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
375 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
376 (struct ipcp_lattice): Renamed cval_type to type
377 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
379 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
380 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
381 (ipcp_insert_stage): Changed the type of variable cvalue to tree
382 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
383 (build_const_val): Changed the type of parameter cvalue to tree
384 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
385 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
387 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
390 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
391 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
392 (ipa_add_method): Renamed to ipa_push_func_to_list
393 (ipa_remove_method): Renamed to ipa_pop_func_from_list
394 (ipa_callsite_param_count): Removed.
395 (ipa_callsite_param_count_set): Removed.
396 (ipa_callsite_param): Removed.
397 (ipa_callsite_callee): Removed.
398 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
399 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
400 (ipa_method_formal_count): Removed.
401 (ipa_method_formal_count_set): Removed.
402 (ipa_method_get_tree): Removed.
403 (ipa_method_tree_map_create): Removed.
404 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
405 (ipa_create_param_decls_array): Creates the array itself
406 (ipa_create_param_decls_array): Temporary variable info instead of
408 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
409 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
411 (ipa_jf_get_info_type): Removed.
412 (ipa_node_create): Renamed to ipa_create_node_params
413 (ipa_free): Renamed to ipa_free_all_node_params
414 (ipa_nodes_create): Renamed to ipa_create_all_node_params
415 (ipa_edges_create): Renamed to ipa_create_all_edge_args
416 (ipa_edges_free): Renamed to ipa_free_all_edge_args
417 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
418 (ipa_free_all_node_params): Deallocation to jump_functions moved to
419 ipa_free_all_edge_args
420 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
421 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
422 (ipa_create_methodlist_node): Removed.
423 (ipa_methodlist_method): Removed.
424 (ipa_methodlist_method_set): Removed.
425 (ipa_methodlist_next_method): Removed.
426 (ipa_methodlist_next_method_set): Removed.
427 (ipa_method_is_modified): Removed.
428 (ipa_method_modify_create): Removed.
429 (ipa_method_modify_init): Temporary variable info instead of a few
431 (ipa_detect_param_modifications): Temporary variable info instead of
433 (ipa_compute_jump_functions): Temporary variable info instead of
435 (ipa_method_modify_set): Removed.
436 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
437 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
438 than craph_node as the first parameter.
439 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
440 (ipa_method_modify_init): Removed.
441 (ipa_compute_jump_functions): Added a temp variable instead of
442 repeatadly dereferencing the cgraph_edge.aux pointer
443 (ipa_callsite_param_set_type): Removed.
444 (ipa_compute_jump_functions): i renamed to index and moved to
446 (ipa_callsite_param_set_info_type_formal): Removed.
447 (ipa_callsite_param_set_info_type): Removed.
448 (ipa_callsite_param_map_create): Removed.
449 (ipa_callsite_tree): Removed.
450 (ipa_callsite_caller): Removed.
451 (ipa_pop_func_from_list): return_method removed to return_func
453 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
454 prefixed all values with IPA_. Changed all users.
455 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
456 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
457 and FORMAL_IPATYPE IPA_PASS_THROUGH.
458 (union parameter_info): Renamed to jump_func_value.
459 (union jump_func_value): Renamed value to constant
460 (struct ipa_jump_func): Renamed info_type to value
461 (struct ipa_node): Renamed to ipa_node_params
462 (struct ipa_node_params): Renamed ipa_arg_num to param_count
463 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
464 (struct ipa_node_params): Renamed ipa_mod to modified_flags
465 (struct ipa_edge): Renamed to ipa_edge_args
466 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
467 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
468 (struct ipa_methodlist): Renamed to ipa_func_list
469 (struct ipa_func_list): method_p renamed to node, next_method
471 (ipa_methodlist_p): Removed, switched all users to struct pointer
472 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
474 2008-04-30 Alan Modra <amodra@bigpond.net.au>
476 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
477 (rs6000_emit_epilogue): Use backchain to restore only when we
478 have a large frame. Make use of frame pointer to restore if we
479 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
481 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
483 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
484 Add mode to zero_extract.
485 (sign bit tests peepholes): (Ditto.).
487 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
489 * config/i386/i386.c (ix86_builtins): Replace Prescott New
490 Instructions in comments with SSE3.
491 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
492 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
493 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
494 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
495 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
496 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
497 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
498 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
499 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
500 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
501 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
502 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
503 (bdesc_sse_args): Renamed to ...
504 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
505 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
506 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
508 (bdesc_1arg): Moved to ...
510 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
511 Instructions in comments with SSE3.
512 (ix86_expand_sse_operands_builtin): Renamed to ...
513 (ix86_expand_args_builtin): This. Updated.
514 (ix86_expand_unop1_builtin): Update comments.
515 (ix86_expand_builtin): Updated.
517 2008-04-29 Richard Guenther <rguenther@suse.de>
519 PR tree-optimization/36078
520 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
521 Update virtual SSA form after cleaning up the CFG.
523 2008-04-29 Richard Guenther <rguenther@suse.de>
526 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
528 2008-04-29 Richard Guenther <rguenther@suse.de>
530 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
531 (compute_may_aliases): Do not call finalize_ref_all_pointers.
532 (compute_flow_insensitive_aliasing): Do not treat
533 PTR_IS_REF_ALL pointers special.
534 (get_smt_for): Likewise.
535 (may_alias_p): Re-structure.
536 (is_escape_site): A ref-all pointer conversion is not an escape site.
537 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
538 PTR_IS_REF_ALL pointers special.
539 * tree-ssa-structalias.h (struct alias_info): Remove
540 ref_all_symbol_mem_tag field.
541 (PTR_IS_REF_ALL): Remove.
543 2008-04-29 Richard Guenther <rguenther@suse.de>
546 * fold-const.c (extract_muldiv_1): In combining division constants
547 make sure to never overflow.
549 2008-04-29 Nick Clifton <nickc@redhat.com>
551 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
553 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
556 * optc-gen.awk: Work around HP-UX/IA awk bug.
558 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
560 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
563 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
566 * config/i386/i386.md
567 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
568 Change operand 1 predicate to nonimmediate_operand.
570 2008-04-28 Jakub Jelinek <jakub@redhat.com>
573 * dwarf2out.c (struct die_struct): Mark as chain_circular through
575 * gengtype.c (walk_type, write_func_for_structure): Handle
577 * doc/gty.texi: Document chain_circular.
579 2008-04-28 Richard Guenther <rguenther@suse.de>
581 PR tree-optimization/36066
582 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
585 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
588 * config/i386/i386.md
589 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
590 Use match_scratch instead of match_operand for operands 3 and 4.
592 2008-04-27 Richard Guenther <rguenther@suse.de>
594 PR tree-optimization/18754
595 PR tree-optimization/34223
596 * tree-pass.h (pass_complete_unrolli): Declare.
597 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
598 loop size before and after unconditionally of UL_NO_GROWTH in effect.
599 Rewrite loop into loop closed SSA form if it is not already.
600 (tree_unroll_loops_completely): Re-structure to iterate over
601 innermost loops with intermediate CFG cleanups.
602 Unroll outermost loops only if requested or the code does not grow
604 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
606 (tree_vectorize): Instead do so here.
607 (tree_complete_unroll): Also unroll outermost loops.
608 (tree_complete_unroll_inner): New function.
609 (gate_tree_complete_unroll_inner): Likewise.
610 (pass_complete_unrolli): New pass.
611 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
612 uses outside of the loop.
613 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
614 form if it is available.
615 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
616 * passes.c (init_optimization_passes): Schedule complete inner
617 loop unrolling pass before the first CCP pass after final inlining.
619 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
621 * targhooks.h (default_emutls_var_fields,
622 default_emutls_var_init): Declare.
623 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
624 * target.h (struct gcc_target): Add struct emutls member.
625 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
626 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
627 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
628 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
629 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
630 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
631 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
632 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
633 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
634 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
635 emit debug information.
636 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
637 * varasm.c: Include targhooks.h.
638 (emutls_object_section, emutls_tmpl_section): New.
639 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
640 (EMUTLS_SEPARATOR): New.
642 (get_emutls_object_name): New.
643 (default_emutls_var_fields): New, broken out of ...
644 (get_emutls_object_type): ... here. Adjust to use target hooks.
645 (get_emutls_init_templ_addr): Adjust to use target hooks.
646 (emutls_decl): Adjust to use target hooks.
647 (emutls_finish): Likewise.
648 (default_emutls_var_init): New, broken out of ...
649 (assemble_variable): ... here. Adjust to use target hooks.
650 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
652 * c-common.c (handle_section_attribute): Prevent overriding
653 sections for emulated tls with special sections.
654 * config/i386/i386.c (x86_64_elf_select_section): Add
655 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
656 (x86_64_elf_unique_section): Likewise.
657 * config/vxworks.c: Include tree.h.
658 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
659 (vxworks_override_options): Set TLS scheme.
660 * doc/tm.texi (Emulated TLS): New node.
662 2008-04-26 Simon Baldwin <simonb@google.com>
665 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
666 with propagated string constants.
668 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
670 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
671 constraint for operand 2 when operand 0 is memory operand.
672 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
673 operand 0 is memory operand.
674 (fix_trunc<mode>_i387_with_temp): Ditto.
675 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
676 operand 2 when operand 1 is memory operand.
677 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
678 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
679 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
680 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
681 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
682 operands 2,3 and 4 when operand 1 is memory operand.
683 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
685 (fistdi2_floor_with_temp): Ditto.
686 (fist<mode>2_floor_with_temp): Ditto.
687 (fistdi2_ceil_with_temp): Ditto.
688 (fist<mode>2_ceil_with_temp): Ditto.
689 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
691 2008-04-26 David Daney <ddaney@avtrex.com>
693 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
695 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
696 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
697 UNSPEC_UPDATE_GOT_VERSION): Renumber.
698 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
699 (compare_and_swap_12): New insn.
700 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
701 * config/mips/mips.c (mips_force_binary): New function.
702 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
703 (mips_expand_compare_and_swap_12): New function.
704 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
706 2008-04-25 Jan Hubicka <jh@suse.cz>
709 * cfgexpand.c (pass_expand): Turn into RTL pass.
710 * passes.c (execute_one_pass): Do pass typechecking after execution.
711 * tree-pass.h (pass_expand): Turn into RTL pass.
713 * function.h (struct rtl_data): Move here fields
714 accesses_prior_frames, calls_eh_return, saves_all_registers,
715 has_nonlocal_goto, has_asm_statement, is_thunk,
716 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
717 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
718 arg_pointer_save_area_init from struct function; turn into bool.
719 (struct function): Move
720 calls_eh_return, saves_all_registers, has_nonlocal_goto,
721 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
722 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
723 tail_call_emit, arg_pointer_save_area_init
724 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
725 (current_function_returns_struct, current_function_returns_pcc_struct,
726 current_function_calls_setjmp, current_function_calls_alloca,
727 current_function_accesses_prior_frames,
728 current_function_calls_eh_return, current_function_is_thunk,
729 current_function_stdarg, current_function_profile,
730 current_function_limit_stack, current_function_uses_pic_offset_table,
731 current_function_uses_const_pool, current_function_has_nonlocal_label,
732 current_function_saves_all_registers,
733 current_function_has_nonlocal_goto,
734 current_function_has_asm_statement): Remove accesor macros.
735 * ra-conflict.c (global_conflicts): Update.
736 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
737 (suitable_for_tail_call_opt_p): Update.
738 * builtins.c (expand_builtin_return_addr): Update.
739 (expand_builtin_setjmp_setup): Update.
740 (expand_builtin_nonlocal_goto): Update.
741 * final.c (final_start_function): Update.
742 (profile_function): Update.
743 (leaf_function_p): Update.
744 (only_leaf_regs_used): Update.
745 * df-scan.c (df_get_exit_block_use_set): Update.
746 * dojump.c (clear_pending_stack_adjust): Update.
747 * tree-stdarg.c (gate_optimize_stdarg): Update.
748 * gimple-low.c (lower_function_body): Update.
749 * global.c (compute_regsets): Update.
750 (global_alloc): Update.
751 * dwarf2out.c (dwarf2out_begin_prologue): Update.
752 * expr.c (expand_assignment): Update.
753 * dse.c (dse_step0): Update.
755 * c-decl.c (store_parm_decls): Update.
756 * local-alloc.c (combine_regs): Update.
757 (find_free_reg): Update.
758 * function.c (assign_parms_augmented_arg_list): Update.
759 (assign_parm_find_data_types): Update.
760 (assign_parms): Update.
761 (allocate_struct_function): Update.
762 (expand_function_start): Update.
763 (expand_function_end): Update.
764 (get_arg_pointer_save_area): Update.
765 (thread_prologue_and_epilogue_insns): Update.
766 (rest_of_match_asm_constraints): Update.
767 * stor-layout.c (variable_size): Update.
768 * gcse.c (gcse_main): Update.
769 (bypass_jumps): Update.
770 * gimplify.c (gimplify_function_tree): Update.
771 * calls.c (emit_call_1): Update.
772 (expand_call): Update.
773 * bt-load.c (compute_defs_uses_and_gen): Update.
774 * except.c (sjlj_assign_call_site_values): Update.
775 (sjlj_emit_function_enter): Update.
776 (can_throw_external): Update.
777 (set_nothrow_function_flags): Update.
778 (expand_builtin_unwind_init): Update.
779 (expand_eh_return): Update.
780 (convert_to_eh_region_ranges): Update.
781 (output_function_exception_table): Update.
782 * emit-rtl.c (gen_tmp_stack_mem): Update.
783 * cfgexpand.c (expand_used_vars): Update.
784 (tree_expand_cfg): Update.
785 * cfgcleanup.c (rest_of_handle_jump): Update.
786 * explow.c (allocate_dynamic_stack_space): Update.
787 * varasm.c (assemble_start_function): Update.
788 (force_const_mem): Update.
789 (mark_constant_pool): Update.
790 * tree-optimize.c (tree_rest_of_compilation): Update.
791 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
792 * tree-cfg.c (notice_special_calls): Update.
793 (is_ctrl_altering_stmt): Update.
794 (tree_can_make_abnormal_goto): Update.
795 (tree_purge_dead_abnormal_call_edges): Update.
796 * config/alpha/predicates.md: Update.
797 * config/alpha/alpha.c (alpha_sa_mask): Update.
798 (alpha_sa_size): Update.
799 (alpha_does_function_need_gp): Update.
800 (alpha_expand_prologue): Update.
801 (alpha_start_function): Update.
802 (alpha_output_function_end_prologue): Update.
803 (alpha_expand_epilogue): Update.
804 * config/frv/frv.c (frv_stack_info): Update.
805 (frv_expand_epilogue): Update.
806 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
807 (s390_register_info): Update.
808 (s390_frame_info): Update.
809 (s390_init_frame_layout): Update.
810 (s390_can_eliminate): Update.
812 * config/spu/spu.c (spu_split_immediate): Update.
813 (need_to_save_reg): Update.
814 (spu_expand_prologue): Update.
815 (spu_expand_epilogue): Update.
816 * config/sparc/sparc.md: Update.
817 * config/sparc/sparc.c (eligible_for_return_delay): Update.
818 (sparc_tls_got): Update.
819 (legitimize_pic_address): Update.
820 (sparc_emit_call_insn): Update.
821 (sparc_expand_prologue): Update.
822 (output_return): Update.
823 (print_operand): Update.
824 (sparc_function_ok_for_sibcall): Update.
825 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
826 * config/m32r/m32r.md: Update.
827 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
828 (m32r_compute_frame_size): Update.
829 (m32r_expand_prologue): Update.
830 (m32r_expand_epilogue): Update.
831 (m32r_legitimize_pic_address): Update.
832 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
833 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
834 * config/i386/i386.c (ix86_frame_pointer_required): Update.
836 (ix86_save_reg): Update.
837 (ix86_compute_frame_layout): Update.
838 (ix86_expand_prologue): Update.
839 (ix86_expand_epilogue): Update.
840 * config/sh/sh.c (output_stack_adjust): Update.
841 (calc_live_regs): Update.
842 (sh5_schedule_saves): Update.
843 (sh_expand_prologue): Update.
844 (sh_expand_epilogue): Update.
845 (sh_setup_incoming_varargs): Update.
846 (sh_allocate_initial_value): Update.
847 (sh_get_pr_initial_val): Update.
848 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
849 * config/sh/sh.md (label:): Update.
850 * config/avr/avr.c (out_movhi_mr_r): Update.
851 * config/crx/crx.h (enum): Update.
852 * config/xtensa/xtensa.h (along): Update.
853 * config/stormy16/stormy16.c Update.
854 (xstormy16_compute_stack_layout): Update.
855 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
856 (fr30_expand_prologue): Update.
857 * config/cris/cris.c (cris_conditional_register_usage): Update.
858 (cris_reg_saved_in_regsave_area): Update.
859 (cris_initial_frame_pointer_offset): Update.
860 (cris_simple_epilogue): Update.
861 (cris_expand_prologue): Update.
862 (cris_expand_epilogue): Update.
863 (cris_expand_pic_call_address): Update.
864 (cris_asm_output_symbol_ref): Update.
865 (cris_asm_output_label_ref): Update.
866 * config/cris/cris.md Update.
867 * config/iq2000/iq2000.c (compute_frame_size): Update.
868 (iq2000_expand_epilogue): Update.
869 * config/mt/mt.h (save_direction): Update.
870 * config/mn10300/mn10300.c (mn10300_function_value): Update.
871 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
872 (ia64_secondary_reload_class): Update.
873 * config/m68k/m68k.c (m68k_save_reg): Update.
874 (m68k_expand_prologue): Update.
875 (m68k_expand_epilogue): Update.
876 (legitimize_pic_address): Update.
877 * config/rs6000/rs6000.c (rs6000_got_register): Update.
878 (first_reg_to_save): Update.
879 (first_altivec_reg_to_save): Update.
880 (compute_vrsave_mask): Update.
881 (compute_save_world_info): Update.
882 (rs6000_stack_info): Update.
883 (spe_func_has_64bit_regs_p): Update.
884 (rs6000_ra_ever_killed): Update.
885 (rs6000_emit_eh_reg_restore): Update.
886 (rs6000_emit_allocate_stack): Update.
887 (rs6000_emit_prologue): Update.
888 (rs6000_emit_epilogue): Update.
889 (rs6000_output_function_epilogue): Update.
890 (output_profile_hook): Update.
891 (rs6000_elf_declare_function_name): Update.
892 * config/rs6000/rs6000.h (rs6000_args): Update.
893 * config/rs6000/rs6000.md: Update.
894 * config/mcore/mcore.c (mcore_expand_prolog): Update.
895 * config/arc/arc.c (arc_output_function_epilogue): Update.
896 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
897 * config/darwin.c (machopic_function_base_name): Update.
898 * config/score/score3.c (score3_compute_frame_size): Update.
901 (score3_epilogue): Update.
902 * config/score/score7.c (score7_compute_frame_size): Update.
903 (score7_prologue): Update.
904 (score7_epilogue): Update.
905 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
906 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
907 * config/arm/arm.c (use_return_insn): Update.
908 (require_pic_register): Update.
909 (arm_load_pic_register): Update.
910 (arm_compute_save_reg0_reg12_mask): Update.
911 (arm_compute_save_reg_mask): Update.
912 (thumb1_compute_save_reg_mask): Update.
913 (output_return_instruction): Update.
914 (arm_output_function_prologue): Update.
915 (arm_output_epilogue): Update.
916 (arm_get_frame_offsets): Update.
917 (arm_expand_prologue): Update.
918 (thumb_pushpop): Update.
919 (thumb_exit): Update.
920 (thumb1_expand_prologue): Update.
921 (thumb1_expand_epilogue): Update.
922 (arm_unwind_emit): Update.
923 (arm_output_fn_unwind): Update.
924 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
925 * config/arm/arm.md: Update.
926 * config/pa/pa.md: Update.
927 * config/pa/pa.c (legitimize_pic_address): Update.
928 (compute_frame_size): Update.
929 (hppa_expand_prologue): Update.
930 (hppa_expand_epilogue): Update.
931 (borx_reg_operand): Update.
932 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
933 (HARD_REGNO_RENAME_OK): Update.
934 * config/mips/mips.c (mips_global_pointer): Update.
935 (mips_save_reg_p): Update.
936 (mips_compute_frame_info): Update.
937 (mips_frame_pointer_required): Update.
938 (mips_expand_prologue): Update.
939 (mips_expand_epilogue): Update.
940 (mips_can_use_return_insn): Update.
941 (mips_reorg_process_insns): Update.
942 * config/v850/v850.c (compute_register_save_size): Update.
943 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
944 * config/mmix/mmix.c (along): Update.
945 (mmix_expand_epilogue): Update.
946 * config/bfin/bfin.c (legitimize_pic_address): Update.
947 (must_save_p): Update.
948 (stack_frame_needed_p): Update.
949 (add_to_reg): Update.
950 (bfin_expand_prologue): Update.
951 * stmt.c (expand_asm_operands): Update.
952 * reload1.c (reload): Update.
953 (init_elim_table): Update.
955 2008-04-25 Bob Wilson <bob.wilson@acm.org>
957 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
959 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
961 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
962 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
963 (mov<mode>): Removed.
964 (*movv4sf_internal): Likewise.
965 (*movv2df_internal): Likewise.
967 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
969 * config.gcc (crx-*-elf): Remove deprecation.
971 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
973 * config/i386/cygming-crtend.c (register_frame_ctor): Register
974 __gcc_deregister_frame with atexit.
975 (deregister_frame_dtor): Remove.
977 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
978 Nathan Sidwell <nathan@codesourcery.com>
980 * config/rs6000/rs6000.opt (mspe): Remove Var property.
982 * config/rs6000/rs6000.h (rs6000_spe): Declare.
983 (rs6000_isel): Likewise.
984 * config/rs6000/rs6000.c (rs6000_spe): New variable.
985 (rs6000_isel): New variable.
986 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
988 2008-04-24 Jakub Jelinek <jakub@redhat.com>
991 * c-common.c (handle_vector_size_attribute): Call
992 lang_hooks.types.reconstruct_complex_type instead of
993 reconstruct_complex_type.
994 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
995 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
996 * langhooks.h (struct lang_hooks_for_types): Add
997 reconstruct_complex_type hook.
998 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
999 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
1001 2008-04-24 Richard Guenther <rguenther@suse.de>
1003 * c-common.h (check_builtin_function_arguments): Declare.
1004 * c-common.c (validate_nargs): New function.
1005 (check_builtin_function_arguments): Likewise.
1006 * c-typeck.c (build_function_call): Call
1007 check_builtin_function_arguments.
1008 * builtins.c (fold_builtin_classify): Remove error reporting code.
1009 (fold_builtin_unordered_cmp): Likewise.
1010 (fold_builtin_1): Likewise.
1011 (fold_builtin_n): Likewise.
1013 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1015 PR tree-optimization/36008
1016 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
1017 the original op1, rather than delta by step.
1019 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
1020 Sebastian Pop <sebastian.pop@amd.com>
1022 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
1023 eliminate_local_variables_stmt, eliminate_local_variables,
1024 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
1025 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
1026 of code delimited by two edges in the CFG.
1027 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
1028 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
1029 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
1030 the case of parallelisation of reductions.
1031 (expr_invariant_in_region_p): New.
1033 * tree-flow.h (gather_blocks_in_sese_region): Declared.
1034 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
1036 2008-04-24 Ira Rosen <irar@il.ibm.com>
1037 Richard Guenther <rguenther@suse.de>
1039 PR tree-optimization/36034
1040 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
1041 incapable of dealing with loads with gaps.
1043 2008-04-24 Rafael Espindola <espindola@google.com>
1045 * tree-flow.h (vrp_evaluate_conditional): Change signature.
1046 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1047 vrp_evaluate_conditional.
1048 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
1049 (vrp_evaluate_conditional): Split the cond argument.
1050 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
1051 (simplify_stmt_for_jump_threading): Update call to
1052 vrp_evaluate_conditional.
1054 2008-04-24 Ira Rosen <irar@il.ibm.com>
1056 PR tree-optimization/35982
1057 * tree-vect-analyze.c (vect_check_interleaving): Check that the
1058 interleaved data-refs are of the same type.
1060 2008-04-24 Danny Smith <dannysmith@users.net>
1062 * c-format.c (check_format_info_main): Use strncmp rather than a
1063 magic prefix to handle multichar length specs.
1064 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
1065 Don't prefix "I64" and "I32" with '\0'.
1067 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1070 * config/i386/i386.c (init_cumulative_args): Don't pass anything
1071 in registers for -m32 only if stdarg_p (fntype).
1073 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
1075 PR rtl-optimization/36006
1076 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
1077 temp to op0 in order to avoid invalid rtx sharing.
1079 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
1081 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
1082 check TREE_INVARIANT.
1083 * tree-gimple.c (is_gimple_address): New.
1084 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
1085 * tree-gimple.h (is_gimple_address): New.
1086 * tree.h (decl_address_invariant_p): New.
1087 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
1088 (build_string): Likewise.
1089 (decl_address_invariant_p): New, from is_gimple_invariant_address.
1090 (tree_invariant_p_1): Likewise.
1091 (save_expr): Use it.
1092 (tree_invariant_p): New.
1093 (skip_simple_arithmetic): Use it.
1094 (stabilize_reference_1): Use it.
1095 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
1097 (build1_stat): Drop code to compute TREE_INVARIANT.
1098 (build2_stat): Drop code to compute TREE_INVARIANT.
1099 (build3_stat): Drop code to compute TREE_INVARIANT.
1100 (build4_stat): Drop code to compute TREE_INVARIANT.
1101 (build5_stat): Drop code to compute TREE_INVARIANT.
1102 (build7_stat): Drop code to compute TREE_INVARIANT.
1103 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
1104 * tree.h (struct tree_base): Remove invariant_flag.
1105 (TREE_INVARIANT): Remove.
1106 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
1107 (fold_builtin_expect): Check TREE_CONSTANT.
1108 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
1109 * c-tree.h (c_expr_to_decl): Drop third parameter.
1110 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
1111 (build_c_cast): Don't set TREE_INVARIANT.
1112 (pop_init_level): Don't set TREE_INVARIANT.
1113 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
1114 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
1116 (gimplify_init_constructor): Don't set TREE_INVARIANT.
1117 (gimplify_addr_expr): Adjust comment.
1118 * tree-mudflap.c (mf_build_string):
1119 * print-tree.c (print_node): Don't print TREE_INVARIANT.
1120 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
1121 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
1122 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
1123 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
1124 * langhooks.h (struct lang_hooks): Drop third parameter from
1127 2008-04-23 Richard Guenther <rguenther@suse.de>
1129 PR tree-optimization/27799
1130 PR tree-optimization/32921
1131 PR tree-optimization/32624
1132 * tree-ssa-structalias.c (merge_smts_into): Only merge the
1133 SMTs aliases and the tag itself into the solution.
1134 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
1135 merge the points-to solution back into the SMT aliases.
1136 (may_alias_p): Use alias_set_subset_of instead of
1137 aliases_conflict_p. A pointer which points to
1138 memory with alias set zero may access any variable.
1140 2008-04-23 Richard Guenther <rguenther@suse.de>
1142 * alias.c (alias_set_subset_of): Correctly handle asking
1143 if zero is a subset of an alias set with zero child.
1144 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
1145 (compute_flow_insensitive_aliasing): Correctly walk all
1146 pointers. Do not unnecessarily union sets.
1148 2008-04-23 Richard Guenther <rguenther@suse.de>
1151 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
1153 2008-04-22 Tomas Bily <tbily@suse.cz>
1155 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
1157 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
1159 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
1160 * tree-ssa-structalias.c (get_constraint_for): Likewise.
1161 * tree-inline.c (estimate_num_insns_1): Likewise.
1162 * varasm.c (const_hash_1, compare_constant, copy_constant)
1163 (compute_reloc_for_constant, output_addressed_constants): Likewise.
1164 * emit-rtl.c (component_ref_for_mem_expr)
1165 (set_mem_attributes_minus_bitpos): Likewise.
1166 * expr.c (highest_pow2_factor, expand_expr_real_1, )
1167 (is_aligning_offset): Likewise.
1168 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
1169 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
1170 * dojump.c (do_jump): Likewise.
1171 * builtins.c (get_pointer_alignment, get_memory_rtx)
1172 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
1173 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
1175 2008-04-23 Jakub Jelinek <jakub@redhat.com>
1177 PR rtl-optimization/36017
1178 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
1179 expanding the library call.
1181 2008-04-22 Ian Lance Taylor <iant@google.com>
1183 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
1186 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
1188 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
1189 of LR/CTR moves for Power6.
1191 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1194 * passes.c (init_optimization_passes): Remove
1195 pass_fast_rtl_byte_dce.
1197 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
1200 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
1201 builtin functions to generate faster code.
1202 (_mm_cvtpu16_ps): Ditto.
1203 (_mm_cvtpi32x2_ps): Ditto.
1205 2008-04-22 Nick Clifton <nickc@redhat.com>
1207 * common.opt (ftree-loop-distribution): Add Optimization
1210 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
1211 (frv_expand_builtin_va_start): Likewise.
1213 * config/arm/arm.c (thumb_find_work_register): Fix location of
1214 argument register count.
1216 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1218 Support scheduling for ColdFire V1 and V3 microarchitecture.
1219 Improve scheduling of multiplication instructions.
1221 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
1222 (mac): New instruction attribute.
1223 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
1224 (m68k_sched_mac): New variable.
1225 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
1226 Handle cfv1 and cfv3.
1227 (max_insn_size): New static variable.
1228 (struct _sched_ib): New type.
1229 (sched_ib): New static variable.
1230 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
1231 to fields of 'struct _sched_ib sched_ib'. Update all uses.
1232 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
1234 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
1235 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
1236 new variables. Update.
1237 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1238 Add modeling of cfv3 instruction buffer. Update.
1239 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
1240 * config/m68k/m68k.h (TUNE_CFV3): New macro.
1241 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
1242 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
1243 a particular reservation applies to.
1244 (type2): Reorganize attribute values. Rename alu to alu_reg,
1245 alu_l to alu, move_l to omove. Join move to alu. Split mul
1247 (cf_ib_*): Simplify description of instruction buffer.
1248 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
1249 (cf_mem): Split into cf_mem1 and cf_mem2.
1250 (cf_v2_move_??): Rename to cfv12_alu_??.
1251 (cf_v2_move_l_??): Rename to cfv12_omove_??.
1252 (cf_v2_mul_??): Remove reservations.
1253 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
1254 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
1255 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
1257 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
1258 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
1259 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
1260 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
1261 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
1262 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
1263 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
1264 expansions of the above reservations for instructions of sizes
1267 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1269 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
1271 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
1273 * coverage.c: Include tree-pass.h.
1274 (coverage_counter_alloc): Print da_file_name to the dump file.
1276 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1278 * sbitmap.c (sbitmap_range_empty_p): New function.
1279 * sbitmap.h (sbitmap_range_empty_p): New function.
1280 * bitmap.h: Now includes obstack.h.
1282 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
1283 Kenneth Zadeck <zadeck@naturalbridge.com>
1285 * dbgcnt.def (ra_byte_scan): Added.
1286 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
1287 when the last hit happens for a counter.
1288 * timevar.def (TV_DF_BYTE_LR): New variable.
1289 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
1290 * passes.c (pass_fast_rtl_byte_dce): New pass.
1291 * fwprop.c (update_df): Added mode to call df_ref_create.
1292 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
1293 DF_REF_EXTRACT_OFFSET.
1294 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
1295 DF_BYTE_LR_OUT, df_byte_lr): New macro.
1297 (df_ref_extract): Added mode field.
1298 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
1299 DF_REF_EXTRACT_OFFSET.
1300 (DF_REF_EXTRACT_MODE): New macro.
1301 (df_byte_lr_bb_info): New structure.
1302 (df_print_byte_regset, df_compute_accessed_bytes,
1303 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
1304 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
1305 df_byte_lr_simulate_uses,
1306 df_byte_lr_simulate_artificial_refs_at_top,
1307 df_byte_lr_simulate_artificial_refs_at_end,
1308 df_compute_accessed_bytes): New function.
1309 (df_ref_create): Add parameter.
1310 (df_byte_lr_get_bb_info): New inline function.
1311 * df-scan.c (df_ref_record, df_uses_record,
1312 df_ref_create_structure): Added mode parameter.
1313 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
1314 df_defs_record, df_uses_record, df_get_conditional_uses,
1315 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
1316 df_entry_block_defs_collect, df_exit_block_uses_collect):
1317 Added mode parameter to calls to df_ref_record, df_uses_record,
1318 df_ref_create_structure.
1319 (df_ref_equal_p, df_ref_compare): Added test for modes.
1320 (df_ref_create_structure): Added code to set mode. Renamed
1321 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
1322 DF_REF_EXTRACT_OFFSET.
1323 * df-core.c (df_print_byte_regset): New function.
1324 * df-byte-scan.c: New file.
1325 * df-problems.c (df_rd_transfer_function): Removed unnecessary
1326 calls to BITMAP_FREE.
1327 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
1328 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
1329 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
1330 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
1331 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
1332 df_byte_lr_local_compute, df_byte_lr_init,
1333 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
1334 df_byte_lr_transfer_function, df_byte_lr_free,
1335 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
1336 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
1337 df_byte_lr_simulate_uses,
1338 df_byte_lr_simulate_artificial_refs_at_top,
1339 df_byte_lr_simulate_artificial_refs_at_end): New function.
1340 * dce.c (byte_dce_process_block): New function.
1341 (dce_process_block): au is now passed in rather than computed
1342 locally. Changed loops that look at artificial defs to not look
1343 for conditional or partial ones, because there never are any.
1344 (fast_dce): Now is able to drive byte_dce_process_block or
1345 dce_process_block depending on the kind of dce being done.
1346 (rest_of_handle_fast_dce): Add parameter to fast_dce.
1347 (rest_of_handle_fast_byte_dce): New function.
1348 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
1349 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
1351 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
1354 * gcc.h: Added fortran options that take arguments to
1355 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
1358 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
1360 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
1361 scalarization if on the LHS and not a full access.
1363 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1365 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
1367 2008-04-18 Rafael Espindola <espindola@google.com>
1369 * tree-vrp.c (find_case_label_index): Fix the binary search.
1370 (find_case_label_range): New.
1371 (vrp_visit_switch_stmt): Use find_case_label_range.
1372 (simplify_switch_using_ranges): Use find_case_label_range.
1374 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
1376 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
1377 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
1379 2008-04-18 Tom Tromey <tromey@redhat.com>
1382 * doc/cpp.texi (Implementation-defined behavior): Mention
1385 2008-04-18 Ian Lance Taylor <iant@google.com>
1387 * fold-const.c (pointer_may_wrap_p): New static function.
1388 (fold_comparison): Add another test for pointer overflow. Use
1389 pointer_may_wrap_p to disable some false positives.
1391 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
1393 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
1394 (fname_as_string): Match updated cpp_interpret_string prototype.
1395 (fix_string_type): Support char16_t* and char32_t*.
1396 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
1397 derivative) nodes. Register as builtin if C++0x.
1398 (c_parse_error): Support CPP_CHAR{16,32}.
1399 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
1400 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
1401 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
1402 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
1403 CTI_CHAR32_ARRAY_TYPE>: New elements.
1404 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
1405 char32_type_node, signed_char32_type_node, char16_array_type_node,
1406 char32_array_type_node): New defines.
1407 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
1408 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
1409 (lex_string): Support CPP_STRING{16,32}, match updated
1410 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
1411 (lex_charconst): Support CPP_CHAR{16,32}.
1412 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
1413 and CPP_STRING{16,32}.
1415 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
1418 * aclocal.m4: Regenerate.
1419 * configure: Regenerate.
1421 2008-04-18 Jan Hubicka <jh@suse.cz>
1423 * except.c (dw2_size_of_call_site_table,
1424 sjlj_size_of_call_site_table): Use vector API for call_site_record.
1426 * cgraphbuild.c (build_cgraph_edges): Update.
1427 * tree-pass.h: Update comment.
1428 * final.c (leaf_function_p): Update.
1429 (leaf_renumber_regs): Update.
1430 (rest_of_clean_state): Update.
1431 * omp-low.c (expand_omp_parallel): Update.
1432 * ipa-reference.c (analyze_function): Update.
1433 * reorg.c (find_end_label): Update.
1434 (optimize_skip): Update.
1435 (fill_simple_delay_slots): Update.
1436 (fill_simple_delay_slots): Update.
1437 (make_return_insns): Update.
1438 (dbr_schedule): Update.
1439 * gimple-low.c (record_vars_into): Update.
1440 * cfgbuild.c (make_edges): Update.
1441 * function.c (assign_stack_local): Update.
1442 (assign_parm_adjust_stack_rtl): Update.
1443 (locate_and_pad_parm): Update.
1444 (allocate_struct_function): Do not initialize stack_alignment_needed
1445 and preferred_stack_boundary here.
1446 (stack_protect_prologue): Update.
1447 (stack_protect_epilogue): Update.
1448 (expand_function_start): Initialize stack_alignment_needed,
1449 preferred_stack_boundary and max_jumptable_ents.
1450 (expand_function_end): Update.
1451 (free_after_compilation): Do not NULLify epilogue_delay_list.
1452 * function.h (struct rtl_data): Add stack_protect_guard,
1453 stack_alignment_needed,
1454 preferred_stack_boundary, epilogue_delay_list.
1455 (struct function): Remove value_histograms, stack_alignment_needed,
1456 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
1458 unexpanded_var_list, stack_protect_guard.
1459 (current_function_epilogue_delay_list): Remove.
1460 * ipa-type-escape.c (analyze_function): Update.
1461 * gimplify.c (pop_gimplify_context): Update comment.
1462 * calls.c (expand_call): Update.
1463 (emit_library_call_value_1): Update.
1464 * except.c (set_nothrow_function_flags): Update.
1465 * cfgexpand.c (get_decl_align_unit): Update.
1466 (create_stack_guard): Update.
1467 (estimated_stack_frame_size): Update.
1468 (expand_used_vars): Update.
1469 (tree_expand_cfg): Free histogram earliers, init expansion variables.
1470 * explow.c (allocate_dynamic_stack_space): Update.
1471 * tree-ssa-live.c (remove_unused_locals): Update.
1472 * varasm.c (mark_constant_pool): Update.
1473 * tree-inline.c (remap_decls): Update.
1474 (initialize_cfun): Update.
1475 (declare_return_variable): Update.
1476 (inline_forbidden_p): Update.
1477 (expand_call_inline): Update.
1478 (declare_inline_vars): Update.
1479 (tree_function_versioning): Update.
1480 * tree-flow.h (value_histograms): New.
1481 (VALUE_HISTOGRAMS): New macro.
1482 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
1484 * tree-cfg.c (set_bb_for_stmt): Update.
1485 (replace_by_duplicate_decl): Update.
1486 (move_block_to_fn): Update.
1487 (new_label_mapper): Update.
1488 (dump_function_to_file): Update.
1489 * ipa-struct-reorg.c (build_data_structure): Update.
1490 * cfgrtl.c (print_rtl_with_bb): Update.
1491 * reload1.c (reload): Update.
1493 * config/i386/i386.c (setup_incoming_varargs_64,
1494 ix86_compute_frame_layout): Update.
1495 * config/arc/arc.c (arc_output_function_epilogue): Update.
1497 2008-04-18 Marius Strobl <marius@FreeBSD.org>
1499 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
1500 for FreeBSD as well.
1501 * gthr-posix95.h: Likewise.
1503 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
1505 PR rtl-optimization/35838
1506 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
1507 out the byte offset of the first subreg.
1509 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
1511 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
1512 to split_ti instead of three separate calls with single member arrays.
1513 (subti3 splitter): Ditto.
1514 (adddi3 splitter): Ditto with split_di.
1515 (subdi3 splitter): Ditto.
1516 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
1517 two separate calls with single member arrays. Swap match_dup
1518 operands 1 and 2 to better fit into the array.
1519 (negdi2 splitter): Ditto with split_di.
1520 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
1521 two separate calls with single member arrays. Swap match_dup operands
1522 6 and 7 to better fit into the array.
1524 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
1526 * config/i386/i386.c (sse_builtin_type): New.
1527 (bdesc_sse_args): Likewise.
1528 (bdesc_sse_3arg): Removed.
1529 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1530 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
1531 IX86_BUILTIN_ROUNDPS.
1532 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
1533 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
1534 IX86_BUILTIN_ROUNDPS.
1535 (ix86_expand_sse_4_operands_builtin): Removed.
1536 (ix86_expand_sse_operands_builtin): New.
1537 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
1538 and CODE_FOR_sse4_1_roundps.
1539 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1540 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
1542 2008-04-17 Alan Modra <amodra@bigpond.net.au>
1545 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
1546 regs before frame pop when needed. If use_backchain_to_restore_sp
1547 then load backchain into a temp reg to restore vr and vrsave. Add
1548 code to restore vr after frame pop if possible.
1550 2008-04-17 Richard Guenther <rguenther@suse.de>
1552 * tree-vn.c (expressions_equal_p): Do not check type
1553 equality or compatibility before calling operand_equal_p.
1554 * fold-const.c (operand_equal_p): Check equivalence of
1555 integer constants before bailing out due to signedness or
1556 precision differences.
1557 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
1558 spurious differences in type qualification. Ignore types
1559 for COMPONENT_REFs at all.
1561 2008-04-17 Christian Bruel <christian.bruel@st.com>
1563 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
1564 msw_skip comparison.
1566 2008-04-16 Jakub Jelinek <jakub@redhat.com>
1569 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
1572 PR tree-optimization/35899
1573 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
1574 rather than TREE_OPERAND.
1576 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
1579 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
1580 temporary registers. Change operand predicate to general_operand.
1581 (remainderxf3): Ditto.
1583 2008-04-16 Richard Guenther <rguenther@suse.de>
1585 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
1586 * tree-affine.c (aff_combination_expand): Look through some
1589 2008-04-15 Doug Kwan <dougkwan@google.com>
1591 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
1593 * tree-pretty-print.c (dump_generic_node): Ditto.
1594 * final.c (output_addr_const): Ditto.
1595 * dwarf2out.c (output_cfi): Ditto.
1596 * c-pretty-print.c (pp_c_integer_constant): Ditto.
1597 * print-rtl.c (print_rtx): Ditto.
1598 * print-tree.c (print_node_brief, print_node): Ditto.
1599 * c-common.c (match_case_to_enum_1): Ditto.
1600 * sched-vis.c (print_value): Ditto.
1601 * config/i386/i386.c (print_operand): Cast to long unsigned int
1604 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
1605 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
1606 MS Windows VirtualProtect function.
1608 2008-04-15 Jan Hubicka <jh@suse.cz>
1610 * gengtype.c (write_root): Param_is argument is OK.
1611 * expr.c (expand_expr_real_1): Update call of get_exception_*.
1612 * function.h: Include varray.h
1613 (rtl_eh): New stucture based on except.c one.
1614 (call_site_record): New forward declaration and vector type.
1615 * calls.c (emit_call_1): Do not call
1616 note_current_region_may_contain_throw.
1617 * except.c (eh_status): Remove cur_region, try_region since they are
1619 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
1620 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
1621 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
1622 Remove call_site_data_used, call_site_data_size.
1623 Turn call_site_record into vector in function.h.
1624 (note_current_region_may_contain_throw): Remove.
1625 (get_exception_pointer, get_exception_filter): Do not take struct
1626 function argument; update.
1627 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
1628 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
1629 build_post_landing_pads, dw2_build_landing_pads,
1630 sjlj_assign_call_site_values, sjlj_mark_call_sites,
1631 sjlj_emit_function_enter, sjlj_emit_function_enter,
1632 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
1633 sjlj_build_landing_pads, finish_eh_generation,
1634 remove_exception_handler_label, remove_eh_handler,
1635 maybe_remove_eh_handler, add_reachable_handler,
1636 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
1637 add_action_record, collect_one_action_chain, add_call_site,
1638 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
1639 sjlj_output_call_site_table, output_function_exception_table,
1640 * except.h (note_current_region_may_contain_throw): Remove
1641 (get_exception_pointer, get_exception_filter): Do not take struct
1643 * Makefile.in (GTFILES): Put varargs before struct function.
1645 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1647 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
1648 punt for STRING_CST.
1649 (get_constraint_for): Deal with STRING_CST here instead.
1651 2008-04-15 Richard Guenther <rguenther@suse.de>
1653 * tree-ssa-propagate.c (substitute_and_fold): Substitute
1654 statements in a basic-block with a backward walk. Do not
1655 substitute into dead statements but instead remove those.
1657 2008-04-15 Richard Guenther <rguenther@suse.de>
1659 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
1660 to zero, thus disable creation of SFTs.
1662 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1664 * tree-predcom.c (suitable_reference_p): Return false if the
1665 reference can throw.
1667 2008-04-15 Jakub Jelinek <jakub@redhat.com>
1670 * c-decl.c (finish_decl): If extern or static var has variable
1671 size, set TREE_TYPE (decl) to error_mark_node.
1673 2008-04-15 Rafael Espindola <espindola@google.com>
1675 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
1678 2008-04-15 Richard Guenther <rguenther@suse.de>
1680 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
1681 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
1682 (visit_reference_op_load): Do walk vuse-vdef chains on
1683 vn_reference_lookup.
1684 (visit_reference_op_store): But do not here.
1685 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
1686 vn_reference_lookup.
1687 (vn_lookup_with_vuses): But do so here.
1689 2008-04-14 Ian Lance Taylor <iant@google.com>
1691 * fold-const.c (fold_overflow_warning): Remove assertion.
1693 2008-04-15 Ben Elliston <bje@au.ibm.com>
1695 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
1696 temp1 local variables.
1698 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
1701 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
1702 ".text.unlikely" section as executable.
1704 2008-04-14 James E. Wilson <wilson@tuliptree.org>
1706 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1707 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
1708 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
1709 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
1710 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
1711 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
1712 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
1714 2008-04-14 Ian Lance Taylor <iant@google.com>
1716 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
1717 * fold-const.c (fold_comparison): If appropriate, test
1718 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
1719 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
1720 reassociating a pointer type.
1721 * doc/invoke.texi (Optimize Options): Document that
1722 -fstrict-overflow applies to pointer wraparound.
1724 2008-04-13 Jan Hubicka <jh@suse.cz>
1726 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
1728 2008-04-12 Andrew Pinski <pinskia@gmail.com>
1730 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
1731 we are going to "save the world".
1733 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
1735 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
1736 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
1737 operand 0 constraint, not "=".
1739 2008-04-11 James E. Wilson <wilson@tuliptree.org>
1741 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
1743 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1745 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
1746 of size of positions_needed * CHAR_BIT.
1748 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1751 * dse.c (store_info): Change positions_needed to unsigned
1753 (lowpart_bitmask): New.
1754 (record_store): Cast to unsigned HOST_WIDE_INT for
1755 positions_needed. Assert width <= size of positions_needed *
1756 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
1757 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
1758 lowpart_bitmask to set mask.
1760 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1762 * config/bfin/constraints.md: New file.
1763 * config/bfin/bfin.md: Include it.
1764 (adddi3): Use satisfies_constraint functions instead of the old macros.
1765 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
1766 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
1767 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
1768 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
1769 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
1770 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
1771 EXTRA_CONSTRAINT): Delete.
1772 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
1773 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
1775 * config/bfin/bfin.c: Include "tm-constrs.h".
1776 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
1777 Use satisfies_constraint functions instead of the old macros.
1778 * doc/md.texi (Blackfin Constraints): Update file name reference.
1780 2008-04-11 Richard Guenther <rguenther@suse.de>
1782 PR tree-optimization/35869
1783 * tree-vrp.c (execute_vrp): Move switch statement update after
1784 jump threading. Schedule another cfg cleanup run.
1786 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
1789 * attribs.c (decl_attributes): Return early on errorneous node.
1791 2008-04-10 Oleg Ryjkov <olegr@google.com>
1793 * tree.h (struct tree_base): Added a new flag default_def_flag.
1794 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
1796 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1798 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
1800 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1803 * pa.md: Define mode iterator P. Define mode attribute dwc.
1804 (dcacheflush): Update pattern to use iterator P and attribute dwc.
1805 (icacheflush): Likewise.
1806 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
1807 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
1809 2008-04-11 Ben Elliston <bje@au.ibm.com>
1811 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
1813 2008-04-10 Rafael Espindola <espindola@google.com>
1815 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
1816 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
1817 (extract_range_from_expr): The same.
1819 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1821 * config/mips/mips.md (GPR2): New mode iterator.
1823 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
1824 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
1825 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
1826 Rewrite these to take two modes, the mode of comparison and the
1827 mode of the destination.
1828 * config/mips/mips.c (mips_expand_scc): Instead of having
1829 paradoxical subreg as destination, expand "narrowing" scc if mode
1830 of comparison is SI and target is requested in DI mode.
1831 (mips_emit_int_order_test): Update comment. Make mode of
1832 comparison match CMP0 rather than TARGET. When creating inverse
1833 target use mode of TARGET.
1835 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1837 * gcov-dump.c (tag_summary): Only print summaries for the first
1838 GCOV_COUNTERS_SUMMABLE counters.
1840 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
1842 * config/i386/i386.md (absneg): New code iterator.
1843 (absnegprefix): New code attribute.
1844 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
1845 patterns using absneg code iterator.
1846 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
1847 using absneg code iterator.
1848 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
1849 *neg<mode>2 patterns using absneg code iterator.
1850 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1851 *negextendsfdf2 patterns using absneg code iterator.
1852 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
1853 *negextendsfxf2 patterns using absneg code iterator.
1854 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1855 *negextendsfdf2 patterns using absneg code iterator.
1856 * config/i386/sse.md (<code><mode>2): Macroize expander from
1857 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
1859 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
1861 * config/s390/s390.h: Remove the remains of the recent search
1862 & replace action of current_function_outgoing_args_size.
1864 2008-04-10 Ira Rosen <irar@il.ibm.com>
1866 PR tree-optimization/35821
1867 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
1868 NEW_STMT_LIST is not NULL.
1870 2008-04-09 David Edelsohn <edelsohn@gnu.org>
1873 * toplev.c (process_options): Remove -ffunction-sections debugging
1876 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
1878 PR middle-end/PR28690
1879 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
1880 than gen_rtx_fmt_ee to perform more canonicalizations.
1882 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1885 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
1887 2008-04-09 Richard Guenther <rguenther@suse.de>
1889 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
1890 (dump_function_to_file): Dump function arguments with types.
1892 2008-04-08 Richard Guenther <rguenther@suse.de>
1894 * fold-const.c (fold_widened_comparison): Do not allow
1895 sign-changes that change the result.
1897 2008-04-08 Janis Johnson <janis187@us.ibm.com>
1900 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
1901 kinds of indirect references.
1903 2008-04-08 David Edelsohn <edelsohn@gnu.org>
1905 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
1906 GNU Fortran language string.
1908 2008-04-08 Rafael Espindola <espindola@google.com>
1910 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
1911 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
1912 * tree.h (tree_call_nonnegative_warnv_p): New.
1914 2008-04-08 Jan Hubicka <jh@suse.cz>
1916 * function.c (free_after_compilation): Clear out regno_reg_rtx
1919 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
1922 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1924 PR middle-end/PR28690
1925 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
1926 same precedence as REG_POINTER and MEM_POINTER operands.
1928 2008-04-08 Richard Guenther <rguenther@suse.de>
1931 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
1932 for adding index to base.
1934 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
1936 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
1937 (MINGW_ENABLE_EXECUTE_STACK): New.
1938 (IN_LIBGCC2): For libgcc include windows.h file for
1939 function declarations.
1941 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
1943 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
1944 and tem2 if tem1 is not a REG or MULT.
1946 2008-04-08 Jan Hubicka <jh@suse.cz>
1948 * function.h (incomming_args): Break out of struct function.
1949 (function_subsections): Break out of struct function.
1950 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
1951 return_rtx and hard_reg_initial_vals from struct function.
1952 Kill inl_max_label_num.
1953 (current_function_pops_args, current_function_args_info,
1954 current_function_args_size, current_function_args_size,
1955 current_function_pretend_args_size,
1956 current_function_outgoing_args_size,
1957 current_function_internal_arg_pointer, current_function_return_rtx):
1958 Kill compatibility accestor macros.
1959 * builtins.c (expand_builtin_apply_args_1): Update.
1960 (expand_builtin_next_arg): Update.
1961 * df-scan.c (df_get_call_refs): Update.
1962 * dbxout.c (dbxout_function_end): Update.
1963 * dwarf2out.c (dwarf2out_switch_text_section): Update.
1964 (output_line_info): Update.
1965 (secname_for_decl): Update.
1966 (dwarf2out_var_location): Update.
1967 * function.c (free_after_compilation): Update.
1968 (assign_parm_find_stack_rtl): Update.
1969 (assign_parms): Update.
1970 (expand_dummy_function_end): Update.
1971 (expand_function_end): Update.
1972 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
1973 (expand_call): Update.
1974 (emit_library_call_value_1): Update.
1975 (store_one_arg): Update.
1976 * varasm.c (initialize_cold_section_name): Update.
1977 (unlikely_text_section): Update.
1978 (unlikely_text_section_p): Update.
1979 (assemble_start_function): Update.
1980 (assemble_end_function): Update.
1981 (default_section_type_flags): Update.
1982 (switch_to_section): Update.
1983 * integrate.c (set_decl_abstract_flags): Update.
1984 (get_hard_reg_initial_val): Update.
1985 (has_hard_reg_initial_val): Update.
1986 (allocate_initial_values): Update.
1987 * resource.c (init_resource_info): Update.
1988 * config/alpha/alpha.c (NUM_ARGS): Update.
1989 (direct_return): Update.
1990 (alpha_va_start): Update.
1991 (alpha_sa_size): Update.
1992 (alpha_initial_elimination_offset): Update.
1993 (alpha_expand_prologue): Update.
1994 (alpha_start_function): Update.
1995 (alpha_expand_epilogue): Update.
1996 (unicosmk_initial_elimination_offset):
1997 * config/alpha/alpha.md (call expander): Update.
1998 * config/s390/s390.c (s390_register_info): Update.
1999 (s390_register_info): Update.
2000 (s390_frame_info): Update.
2001 (s390_initial_elimination_offset): Update.
2002 (s390_build_builtin_va_list): Update.
2003 (s390_va_start): Update.
2004 * config/spu/spu.c (direct_return): Update.
2005 (spu_expand_prologue): Update.
2006 (spu_initial_elimination_offset): Update.
2007 (spu_build_builtin_va_list): Update.
2008 (spu_va_start): Update.
2009 * config/sparc/sparc.c (sparc_init_modes): Update.
2010 (sparc_compute_frame_size): Update.
2011 (function_value): Update.
2012 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
2013 * config/i386/i386.md (return expander): Update.
2014 * config/i386/i386.c (ix86_va_start): Update.
2015 (ix86_can_use_return_insn_p): Update.
2016 (ix86_compute_frame_layout): Update.
2017 (ix86_expand_epilogue): Update.
2018 * config/sh/sh.c (output_stack_adjust): Update.
2019 (calc_live_regs): Update.
2020 (sh_expand_prologue): Update.
2021 (sh_builtin_saveregs): Update.
2022 (sh_va_start): Update.
2023 (initial_elimination_offset): Update.
2024 (sh_allocate_initial_value): Update.
2025 (sh_function_ok_for_sibcall): Update.
2026 (sh_get_pr_initial_val): Update.
2027 * config/sh/sh.md (return expander): Update.
2028 * config/avr/avr.c (frame_pointer_required_p): UPdate.
2029 * config/crx/crx.c (crx_compute_frame): UPdate.
2030 (crx_initial_elimination_offset): UPdate.
2031 * config/xtensa/xtensa.c (compute_frame_size): Update
2032 (xtensa_builtin_saveregs): Update.
2033 (xtensa_va_start): Update.
2034 (order_regs_for_local_alloc): Update.
2035 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
2036 (xstormy16_expand_builtin_va_start): Update.
2037 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
2038 * config/m68hc11/m68hc11.md (return expanders): Update.
2039 * config/m68hc11/m68hc11.c (expand_prologue): Update.
2040 (expand_epilogue): Update.
2041 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
2042 (cris_simple_epilogue): Update.
2043 (cris_expand_prologue): Update.
2044 (cris_expand_epilogue): Update.
2045 * config/iq2000/iq2000.c (iq2000_va_start): Update.
2046 (compute_frame_size): Update.
2047 * config/mt/mt.c (mt_compute_frame_size): Update.
2048 * config/mn10300/mn10300.c (expand_prologue): Update.
2049 (expand_epilogue): Update.
2050 (initial_offset): Update.
2051 (mn10300_builtin_saveregs):
2052 * config/mn10300/mn10300.md (return expander): Update.
2053 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2054 (ia64_initial_elimination_offset): Update.
2055 (ia64_initial_elimination_offset): Update.
2056 (ia64_expand_prologue): Update.
2057 * config/m68k/m68k.md (return expander): Update.
2058 * config/rs6000/rs6000.c (rs6000_va_start): Update.
2059 (rs6000_stack_info): Update.
2060 * config/mcore/mcore.c (layout_mcore_frame): Update.
2061 (mcore_expand_prolog): Update.
2062 * config/arc/arc.c (arc_compute_frame_size): Update.
2063 * config/score/score3.c (score3_compute_frame_size): Update.
2064 * config/score/score7.c (score7_compute_frame_size): Update.
2065 * config/arm/arm.c (use_return_insn): Update.
2066 (thumb_find_work_register): Update.
2067 (arm_compute_save_reg_mask): Update.
2068 (arm_output_function_prologue): Update.
2069 (arm_output_epilogue): Update.
2070 (arm_size_return_regs): Update.
2071 (arm_get_frame_offsets): Update.
2072 (arm_expand_prologue): Update.
2073 (thumb_exit): Update.
2074 (thumb_unexpanded_epilogue): Update.
2075 (thumb1_output_function_prologue): Update.
2076 * config/pa/pa.md (return expander): Update.
2077 * config/pa/pa.c (compute_frame_size): Update.
2078 (hppa_builtin_saveregs): Update.
2079 * config/mips/mips.c (mips_va_start): Update.
2080 (mips16_build_function_stub): Update.
2081 (mips_compute_frame_info): Update.
2082 (mips_restore_gp): Update.
2083 (mips_output_function_prologue): Update.
2084 (mips_expand_prologue): Update.
2085 * config/v850/v850.c (compute_frame_size): Update.
2086 (expand_prologue): * config/mmix/mmix.c (along): update.
2087 (mmix_initial_elimination_offset): update.
2088 (mmix_reorg): update.
2089 (mmix_use_simple_return): update.
2090 (mmix_expand_prologue): update.
2091 (mmix_expand_epilogue): Update.
2092 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
2093 (emit_link_insn): Update.
2095 2008-04-08 Anatoly Sokolov <aesok@post.ru>
2097 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
2098 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
2100 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
2103 2008-04-07 Jan Hubicka <jh@suse.cz>
2105 * function.h (rtl): Rename to x_rtl.
2107 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2108 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2109 used_temp_slots avail_temp_slots, temp_slot_level,
2110 nonlocal_goto_handler_labels): Update accesstors.
2111 (rtl): New global variable.
2112 (struct function): Move some fileds to rtl_data.
2113 (get_arg_pointer_save_area): Update prototype.
2114 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2115 get_arg_pointer_save_area.
2116 * expr.c (init_expr): Update
2117 * function.c (get_frame_size): Update
2118 (assign_stack_local): Update
2119 (expand_function_end): Update.
2120 (get_art_pointer_save_area): Update
2122 * emit-rtl.c (rtl): Declare.
2123 (regno_reg_rtx): Declare.
2124 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2126 (gen_reg_rtx): Update.
2127 * varasm.c (n_deferred_constatns): Update accestor.
2128 (init_varasm_status): Do not allocate varasm_status.
2129 (force_const_mem, get_pool_size, output_constant_pool): Update.
2130 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2131 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2132 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
2133 * sparc/sparc.h (INIT_EXPANDERS): Update.
2134 * ia64/ia64.h (INIT_EXPANDERS): Update.
2136 2008-04-07 James E. Wilson <wilson@tuliptree.org>
2138 * reload.c (push_secondary_reload): Add missing break to for loop.
2140 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
2142 PR middle-end/PR28690
2143 * rtlanal.c: Update copyright years.
2144 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
2145 as REG_POINTER and MEM_POINTER operands.
2146 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
2147 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
2148 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
2149 * gcse.c: Update copyright years.
2150 (pre_delete): Call gen_reg_rtx_and_attrs.
2151 (hoist_code): Likewise.
2152 (build_store_vectors): Likewise.
2153 (delete_store): Likewise.
2154 * loop-invariant.c (move_invariant_reg): Likewise.
2155 Update copyright years.
2157 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
2159 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
2160 control string instead of quoted.
2162 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2164 * doc/rtl.texi: Rewrite of subreg section.
2166 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
2169 * config/i386/i386.c (legitimize_pic_address): Add treating
2170 of dllimport SYM_REF's.
2171 (legitimize_dllimport_symbol): Add prototype.
2173 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
2175 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
2176 reference in constructor with non self-referential type.
2178 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
2180 Removal of Return with Depressed Stack Pointer support
2181 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
2182 (ECF_SP_DEPRESSED): Likewise.
2183 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
2184 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
2185 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2186 (expand_call): Do not test ECF_SP_DEPRESSED.
2187 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2188 * function.c (keep_stack_depressed): Delete.
2189 (handle_epilogue_set): Likewise.
2190 (update_epilogue_consts): Likewise.
2191 (emit_equiv_load): Likewise.
2192 (thread_prologue_and_epilogue_insns): Remove support for Return with
2193 Depressed Stack Pointer.
2194 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2196 2008-04-06 Richard Guenther <rguenther@suse.de>
2198 PR tree-optimization/35400
2199 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
2200 information from SSA_NAMEs.
2202 2008-04-06 Anatoly Sokolov <aesok@post.ru>
2204 * config/avr/avr.h (avr_mega_p): Remove declaration.
2205 (AVR_MEGA): Remove macro.
2206 * config/avr/avr.c (avr_mega_p): Remove variable.
2207 (avr_override_options): Remove inicializion of avr_mega_p.
2208 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
2209 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
2210 (avr_jump_mode): (Ditto.).
2211 (avr_output_progmem_section_asm_op): (Ditto.).
2212 (avr_asm_init_sections): (Ditto.).
2213 (avr_asm_init_sections): (Ditto.).
2214 (avr_rtx_costs): (Ditto.).
2215 * config/avr/avr.md: (Ditto.).
2216 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
2219 2008-04-06 Richard Guenther <rguenther@suse.de>
2221 PR tree-optimization/35842
2222 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
2223 is_gimple_invariant_address.
2225 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2227 * gcc.c (default_compilers): Sync Fortran extensions list with
2228 that in fortran/lang-specs.h.
2229 * doc/invoke.texi: Likewise.
2230 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
2231 * dwarf2out.c (gen_compile_unit_die): Likewise.
2233 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
2235 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
2237 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
2240 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
2241 attribute is used for nested functions.
2243 2008-04-05 Jan Hubicka <jh@suse.cz>
2245 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
2247 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
2249 (dump_files): Update.
2250 (enable_rtl_dump_file): Do not accept letter argument.
2251 * tree-pass.h (dump_file_info): Remove letter argument.
2252 * toplev.c (decode_d_option): Update -da handling.
2253 * toplev.h (enable_rtl_dump_file): Update prototype.
2254 * passes.c (register_one_dump_file): Do not accept IPA argument; work
2255 it out based on pass type.
2256 (register_dump_files_1): Likewise.
2257 (init_optimization_passes): Update register_one_dump_file calls.
2258 (execute_one_pass): Sanity check that IPA passes are called at IPA
2259 level and RTL passes at RTL level.
2260 (execute_pass_list): IPA pass can not be after or subpass of
2262 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
2263 disallov RTL subpasses of IPA subpasses.
2265 2008-04-05 Ben Elliston <bje@au.ibm.com>
2267 * tree-cfg.c (need_fake_edge_p): Return false for calls to
2268 builtins that return exactly once and do not throw. Cache call to
2271 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
2273 PR rtl-optimization/34916
2275 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
2276 between instruction pairs.
2278 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
2280 * doc/invoke.texi: Document -mbitops for SH.
2281 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
2282 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
2283 * config/sh/sh.c (print_operand): Add %t operand code.
2284 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
2285 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
2286 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
2287 (extendqihi2): Likewise.
2288 (movqi_i): Likewise.
2289 (insv): Use bset, bclr and bst instructions for SH2A if possible.
2290 (extv): Use bld instruction for SH2A if possible.
2292 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
2293 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
2294 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
2295 (bset.b, bclr.b): Define peepholes.
2296 * config/sh/sh.opt (mbitops): New option.
2298 2008-04-04 Janis Johnson <janis187@us.ibm.com>
2301 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
2302 and view convert expression.
2304 2008-04-04 Jakub Jelinek <jakub@redhat.com>
2307 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
2309 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
2311 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
2313 * config/i386/cpuid.h (bit_AES): New.
2314 (bit_PCLMUL): Likewise.
2316 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
2317 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
2318 SSE2 if AES or PCLMUL is enabled.
2319 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
2320 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
2321 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
2322 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
2323 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
2324 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
2325 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
2326 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
2327 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
2328 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
2329 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
2330 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
2331 __builtin_ia32_aeskeygenassist128 and
2332 __builtin_ia32_pclmulqdq128.
2333 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
2334 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
2335 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
2337 * config/i386/i386.h (TARGET_AES): New.
2338 (TARGET_PCLMUL): Likewise.
2339 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
2341 * config/i386/i386.md (UNSPEC_AESENC): New.
2342 (UNSPEC_AESENCLAST): Likewise.
2343 (UNSPEC_AESDEC): Likewise.
2344 (UNSPEC_AESDECLAST): Likewise.
2345 (UNSPEC_AESIMC): Likewise.
2346 (UNSPEC_AESKEYGENASSIST): Likewise.
2347 (UNSPEC_PCLMUL): Likewise.
2349 * config/i386/i386.opt (maes): New.
2350 (mpclmul): Likewise.
2352 * config/i386/sse.md (aesenc): New pattern.
2353 (aesenclast): Likewise.
2355 (aesdeclast): Likewise.
2357 (aeskeygenassist): Likewise.
2358 (pclmulqdq): Likewise.
2360 * config/i386/wmmintrin.h: New.
2362 * doc/extend.texi: Document AES and PCLMUL built-in function.
2364 * doc/invoke.texi: Document -maes and -mpclmul.
2366 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
2368 * function.c (free_after_parsing): Replace with
2369 cxx_push_function_context from C++ front-end.
2370 (allocate_struct_function): Don't call langhook.
2371 * langhooks.h (struct lang_hooks_for_functions): Delete.
2372 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
2374 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
2375 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
2376 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
2377 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
2378 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
2379 remove LANG_HOOKS_FUNCTION_INITIALIZER.
2380 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
2382 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
2383 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
2385 2008-04-04 Jakub Jelinek <jakub@redhat.com>
2388 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
2391 2008-04-04 Richard Guenther <rguenther@suse.de>
2394 * fold-const.c (optimize_minmax_comparison): Use the correct
2395 type for the constant in the simplified comparison.
2397 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
2399 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
2400 Pass L2 size as "--param l2-cache-size" to the compiler.
2401 (decode_l2_cache): New function to decode L2 cache parameters using
2402 0x8000006 extended cpuid function.
2403 (detect_caches_amd): Determine parameters of L2 cache using
2404 decode_l2_caches function.
2405 (decode_caches_intel): Decode L2 cache parameters.
2406 (detect_caches_intel): Determine L2 cache parameters using
2407 decode_caches_intel and decode_l2_caches functions.
2409 2008-04-03 Bob Wilson <bob.wilson@acm.org>
2411 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
2412 secondary input reload for subword loads from the constant pool.
2414 2008-04-03 Janis Johnson <janis187@us.ibm.com>
2417 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
2418 constants of the appropriate size for runtime calculations.
2421 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
2422 decimal-float literal constant zero.
2424 2008-04-03 Jakub Jelinek <jakub@redhat.com>
2427 * c-parser.c (c_parser_omp_atomic): Call
2428 default_function_array_conversion on the RHS.
2431 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
2432 call is_variable_sized if decl has incomplete type.
2434 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
2436 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
2438 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
2440 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
2442 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
2443 (sgt<u>): Merge sgt and sgtu into new expander.
2444 (sgt, sgtu): Remove expanders.
2445 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
2446 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
2447 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
2448 *sgtu_<mode>_mips16 into new pattern.
2449 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
2450 (sge<u>): Merge sge and sgeu into new expander.
2451 (sge, sgeu): Remove expanders.
2452 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
2454 (*sge_<mode>, second *sge_<mode>): Remove patterns.
2455 (slt<u>): Merge slt and sltu into new expander.
2456 (slt, sltu): Remove expanders.
2457 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
2458 (*slt_<mode>, *sltu_<mode>): Remove patterns.
2459 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
2460 *sltu_<mode>_mips16 into new pattern.
2461 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
2462 (sle<u>): Merge sle and sleu into new expander.
2463 (sle, sleu): Remove expanders.
2464 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
2465 (*sle_<mode>, *sleu_<mode>): Remove patterns.
2466 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
2467 *sleu_<mode>_mips16 into new pattern.
2468 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
2470 2008-04-03 Jan Hubicka <jh@suse.cz>
2472 PR tree-optimization/35795
2473 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
2474 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2475 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2476 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2477 * score/score3.c (score3_output_mi_thunk): Likewise.
2478 * score/score7.c (score7_output_mi_thunk): Likewise.
2479 * mips/mips.c (mips_output_mi_thunk): Likewise.
2481 2008-04-03 Richard Guenther <rguenther@suse.de>
2483 * tree-vrp.c (extract_range_from_unary_expr): Handle all
2484 conversions. Simplify code.
2486 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
2488 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
2490 2008-04-03 Tom Tromey <tromey@redhat.com>
2491 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2493 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
2494 * config/bfin/t-bfin-linux (generated_files): Add
2495 linux-sysroot-suffix.h.
2496 * doc/install.texi (Prerequisites): Require make 3.80.
2497 * doc/sourcebuild.texi (Front End Directory): Document new
2499 * Makefile.in (generated_files): New variable.
2500 (ALL_HOST_OBJS): New variable.
2501 ($(ALL_HOST_OBJS)): New target.
2503 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
2505 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
2506 (remap_block): Call id->transform_lang_insert_block instead
2508 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
2509 Set id.transform_lang_insert_block to NULL.
2510 (clone_body): Move to cp/optimize.c
2511 * tree-inline.h (struct copy_body_data): Change
2512 transform_lang_insert_block to function pointer.
2513 (copy_generic_body, copy_decl_no_change): Export.
2514 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
2515 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
2516 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
2518 * c-tree.h (insert_block): Kill.
2519 * c-decl.c (insert_block): Kill.
2521 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
2523 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2524 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
2525 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
2527 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
2528 argument, call {push,pop}_function_context from here.
2529 * c-parser.c: Use c_{push,pop}_function_context.
2531 * function.c (push_function_context_to): Move meat ...
2532 (push_function_context): ... here. Simplify.
2533 * function.c (pop_function_context_from): Move meat ...
2534 (pop_function_context): ... here. Simplify.
2535 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
2537 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2538 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
2539 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
2540 * tree.h (push_function_context_to, pop_function_context_from): Remove.
2542 2008-04-03 Ben Elliston <bje@au.ibm.com>
2544 * expmed.c (extract_force_align_mem_bit_field): Remove.
2546 2008-04-03 Richard Guenther <rguenther@suse.de>
2549 * expr.h (try_casesi): Adjust prototype.
2550 * expr.c (try_casesi): Take fallback label as extra parameter.
2551 Use that for gen_casesi if default_label is NULL.
2552 * stmt.c (expand_case): Pass fallback label to try_casesi,
2553 make sure to fill gaps with a fallback label if default_label
2556 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
2559 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
2561 2008-04-03 Ben Elliston <bje@au.ibm.com>
2563 * expmed.c (extract_split_bit_field): Remove if (0) code.
2564 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
2565 (do_ds_constraint): Likewise.
2567 2008-04-02 Joseph Myers <joseph@codesourcery.com>
2569 * doc/cppopts.texi (-dU): Document.
2570 * c-common.h (flag_dump_macros): Update comment.
2571 * c-opts.c (handle_OPT_d): Handle -dU.
2572 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
2573 dump_queued_macros, cb_used_define, cb_used_undef): New.
2574 (init_pp_output): Handle -dU.
2575 (cb_line_change): Call dump_queued_macros.
2576 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
2578 2008-04-02 Anatoly Sokolov <aesok@post.ru>
2580 * config/avr/predicates.md (io_address_operand): New predicate.
2581 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
2582 * config/avr/avr.c (avr_io_address_p): Remove function.
2583 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
2584 'avr_io_address_p' function.
2585 (out_movhi_r_mr): (Ditto.).
2586 (out_movqi_mr_r): (Ditto.).
2587 (out_movhi_mr_r): (Ditto.).
2588 (avr_address_cost): (Ditto.).
2590 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
2592 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
2593 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
2594 in 32bit mode when XMM registers are available to avoid store
2596 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
2597 corresponding post-reload splitters.
2599 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2601 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
2602 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
2603 __builtin_ia32_roundss.
2604 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
2605 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
2606 __builtin_ia32_roundss.
2607 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
2608 IX86_BUILTIN_SHUFPD here.
2610 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2612 * config/i386/i386.md (plogic): New.
2613 (plogicprefix): Likewise.
2615 * config/i386/mmx.md (mmx_<code><mode>3): New.
2616 (mmx_and<mode>3): Removed.
2617 (mmx_ior<mode>3): Likewise.
2618 (mmx_xor<mode>3): Likewise.
2620 * config/i386/sse.md (<code><mode>3): New.
2621 (*<code><mode>3): Likewise.
2622 (*<code><mode>3): Likewise.
2623 (<code><mode>3): Likewise.
2624 (*sse_<code><mode>3): Likewise.
2625 (*sse2_<code><mode>3): Likewise.
2626 (<code>tf3): Likewise.
2627 (*<code>tf3): Likewise.
2628 (and<mode>3): Likewise.
2629 (*and<mode>3): Likewise.
2630 (ior<mode>3): Removed.
2631 (*ior<mode>3): Likewise.
2632 (xor<mode>3): Likewise.
2633 (*xor<mode>3): Likewise.
2634 (*and<mode>3): Likewise.
2635 (*ior<mode>3): Likewise.
2636 (*xor<mode>3): Likewise.
2637 (and<mode>3): Likewise.
2638 (*sse_and<mode>3): Likewise.
2639 (*sse2_and<mode>3): Likewise.
2641 (*andtf3): Likewise.
2642 (ior<mode>3): Likewise.
2643 (*sse_ior<mode>3): Likewise.
2644 (*sse2_ior<mode>3): Likewise.
2646 (*iortf3): Likewise.
2647 (xor<mode>3): Likewise.
2648 (*sse_xor<mode>3): Likewise.
2649 (*sse2_xor<mode>3): Likewise.
2651 (*xortf3): Likewise.
2653 2008-04-02 Richard Guenther <rguenther@suse.de>
2655 PR tree-optimization/14495
2656 PR tree-optimization/34793
2657 * tree-vrp.c (struct switch_update): New structure.
2658 (to_remove_edges, to_update_switch_stmts): New VECs.
2659 (simplify_switch_using_ranges): New function. Remove not taken
2660 case labels and edges.
2661 (simplify_stmt_using_ranges): Call it.
2662 (identify_jump_threads): Mark edges we have queued for removal
2663 so we don't thread them.
2664 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
2666 * tree-cfg.c (group_case_labels): Deal with missing default label.
2667 (tree_verify_flow_info): Allow missing default label.
2668 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
2669 (emit_case_nodes): Likewise.
2670 (expand_case): Do not rely on the default label to be present.
2671 * expr.c (try_casesi): Deal with NULL default_label.
2672 (do_tablejump): Likewise.
2674 2008-04-02 Richard Guenther <rguenther@suse.de>
2676 PR tree-optimization/14495
2677 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
2678 SWITCH_EXPR here ...
2679 (vrp_visit_switch_stmt): ... but here (new function).
2680 (find_case_label_index): New helper function.
2681 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
2683 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2685 * fwprop.c: Fix ISO-C99ism.
2687 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2690 * Makefile.in (objdir): Set it here.
2691 * configure.ac: Not here. Find dynamic linker characteristics.
2692 * exec-tool.in: Use them.
2693 * aclocal.m4: Regenerate.
2694 * configure: Regenerate.
2696 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2698 * expr.c (expand_var): Delete it.
2699 * expr.h (expand_var): Delete prototype.
2700 * function.c (expand_function_start): Use expand_decl instead.
2701 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
2704 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
2706 PR rtl-optimization/35542
2707 * fwprop.c (forward_propagate_and_simplify): Replace
2708 loc_reg_mentioned_in_p with reg_mentioned_p.
2710 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2712 PR rtl-optimization/35281
2713 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
2714 (propagate_rtx_1): Handle PR_HANDLE_MEM.
2715 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
2716 (varying_mem_p): Move above propagate_rtx.
2717 (all_uses_available_at): Do not check MEMs.
2719 2008-04-02 Rafael Espindola <espindola@google.com>
2721 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
2722 (register_edge_assert_for_2): Split the cond argument.
2723 (register_edge_assert_for_1): Adjust for the change in
2724 register_edge_assert_for_2.
2725 (register_edge_assert_for): Split the cond argument.
2726 (find_switch_asserts): Adjust for the change in
2727 register_edge_assert_for.
2729 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
2731 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
2732 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
2733 offsets for 64-bit mingw.
2734 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
2735 abi for x86_64-pc-mingw.
2737 2008-04-02 Richard Guenther <rguenther@suse.de>
2739 * tree-vrp.c (extract_range_from_assert): Make sure to not
2740 produce range min/max with TREE_OVERFOW set.
2741 If merging a anti-range and a range keep the anti-range if
2742 the range covers all values of the type.
2743 (register_edge_assert_for_2): Only allow sign-changing
2744 conversions in detecting canonical range checks. Also
2745 register an assert for the unsigned name if useful.
2747 PR tree-optimization/35787
2748 * tree-vrp.c (vrp_val_max): New function.
2749 (vrp_val_min): Likewise.
2750 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
2751 (vrp_val_is_min): Likewise.
2752 (supports_overflow_infinity): Use vrp_val_{min,max}.
2753 (negative_overflow_infinity): Likewise.
2754 (positive_overflow_infinity): Likewise.
2755 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
2756 (is_positive_overflow_infinity): Likewise.
2757 (is_overflow_infinity): Likewise.
2758 (avoid_overflow_infinity): Use vrp_val_{min,max} and
2759 vrp_val_is_{min,max}.
2760 (set_and_canonicalize_value_range): Canonicalize anti-ranges
2761 to ranges if possible. Avoid empty ranges.
2763 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2766 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
2767 the expression is a function address.
2769 2008-04-01 George Helffrich <george@gcc.gnu.org>
2771 PR fortran/35154, fortran/23057
2772 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
2773 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
2774 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
2775 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
2777 (dbxout_syms): Check for COMMON-based symbol and wrap in
2778 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
2779 in bracket for efficiency.
2781 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
2782 using DW_TAG_common_block + member offset.
2783 (add_pubname_string): New function.
2784 (dw_expand_expr): New function to find block name and offset for
2786 (common_check): New function to check whether symbol in Fortran COMMON.
2787 (gen_variable_die): If COMMON, use DW_TAG_common_block.
2789 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
2792 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
2794 2008-04-02 Ben Elliston <bje@au.ibm.com>
2796 * config/v850/v850.md (casesi): Remove if (0) code.
2797 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2798 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
2800 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
2802 * config/i386/i386.md (rex64suffix): New mode attribute.
2803 (floathi<mode>2): Disable expander for SSE math.
2804 (*floathi<mode>2_1): New insn insn_and_split pattern.
2805 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
2806 corresponding post-reload splitters.
2807 (*floathi<mode>2_i387): New macroized insn pattern.
2808 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
2809 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
2810 insn_and_split pattern.
2811 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
2812 New macroized instruction patterns and corresponding post-reload
2814 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
2815 and corresponding post-reload splitters.
2816 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
2817 New macroized instruction patterns.
2818 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
2819 macroized instruction patterns and corresponding post-reload splitters.
2820 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
2821 corresponding post-reload splitters.
2822 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
2823 New macroized instruction patterns.
2824 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
2825 corresponding post-reload splitters.
2826 (*floatsi<mode>2_i387): New macroized instruction patterns.
2828 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
2830 * config/i386/i386.md (smaxmin): New.
2831 (umaxmin): Likewise.
2832 (maxminiprefix): Likewise.
2833 (maxminfprefix): Likewise.
2834 (<code><mode>3): Likewise.
2835 (smin<mode>3): Removed.
2836 (smax<mode>3): Likewise.
2838 * config/i386/mmx.md (mmx_<code>v2sf3): New.
2839 (mmx_<code>v4hi3): Likewise.
2840 (mmx_<code>v8qi3): Likewise.
2841 (mmx_smaxv2sf3): Removed.
2842 (mmx_sminv2sf3): Likewise.
2843 (mmx_umaxv8qi3): Likewise.
2844 (mmx_smaxv4hi3): Likewise.
2845 (mmx_uminv8qi3): Likewise.
2846 (mmx_sminv4hi3): Likewise.
2848 * config/i386/sse.md (<addsub><mode>3): New.
2849 (*<addsub><mode>3): Likewise.
2850 (<sse>_vm<addsub><mode>3): Likewise.
2851 (<maxmin><mode>3): Likewise.
2852 (*<maxmin><mode>3_finite): Likewise.
2853 (*<maxmin><mode>3): Likewise.
2854 (<sse>_vm<maxmin><mode>3): Likewise.
2855 (sse3_h<addsub>v4sf3): Likewise.
2856 (sse3_h<addsub>v2df3): Likewise.
2857 (<maxmin>v16qi3): Likewise.
2858 (*<maxmin>v16qi3): Likewise.
2859 (<maxmin>v8hi3): Likewise.
2860 (*<maxmin>v8hi3): Likewise.
2861 (*sse4_1_<maxmin><mode>3): Likewise.
2862 (*sse4_1_<maxmin><mode>3): Likewise.
2863 (add<mode>3): Removed.
2864 (*add<mode>3): Likewise.
2865 (<sse>_vmadd<mode>3): Likewise.
2866 (sub<mode>3): Likewise.
2867 (*sub<mode>3): Likewise.
2868 (<sse>_vmsub<mode>3): Likewise.
2869 (smin<mode>3): Likewise.
2870 (*smin<mode>3_finite): Likewise.
2871 (*smin<mode>3): Likewise.
2872 (<sse>_vmsmin<mode>3): Likewise.
2873 (smax<mode>3): Likewise.
2874 (*smax<mode>3_finite): Likewise.
2875 (*smax<mode>3): Likewise.
2876 (<sse>_vmsmax<mode>3): Likewise.
2877 (sse3_haddv4sf3): Likewise.
2878 (sse3_haddv2df3): Likewise.
2879 (sse3_hsubv4sf3): Likewise.
2880 (sse3_hsubv2df3): Likewise.
2881 (umaxv16qi3): Likewise.
2882 (*umaxv16qi3): Likewise.
2883 (smaxv8hi3): Likewise.
2884 (*smaxv8hi3): Likewise.
2885 (*sse4_1_smax<mode>3): Likewise.
2886 (*sse4_1_umax<mode>3): Likewise.
2887 (uminv16qi3): Likewise.
2888 (*uminv16qi3): Likewise.
2889 (sminv8hi3): Likewise.
2890 (*sminv8hi3): Likewise.
2891 (*sse4_1_smin<mode>3): Likewise.
2892 (*sse4_1_umin<mode>3): Likewise.
2894 2008-04-01 Rafael Espindola <espindola@google.com>
2896 * tree-cfg.c (verify_expr): remove in_phi.
2897 (verify_stmt): Don't call walk_tree with verify_expr. Use
2898 is_gimple_min_invariant instead of is_gimple_val.
2900 2008-04-01 Joseph Myers <joseph@codesourcery.com>
2902 * doc/include/gpl_v3.texi: Update for manpage generation.
2903 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
2905 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
2906 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
2907 gpl_v3.texi instead of gpl.texi.
2910 2008-04-01 Jakub Jelinek <jakub@redhat.com>
2913 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
2915 2008-04-01 Rafael Espindola <espindola@google.com>
2917 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
2918 (extract_code_and_val_from_cond): Use
2919 extract_code_and_val_from_cond_with_ops.
2921 2008-04-01 Jan Hubicka <jh@suse.cz>
2923 * function.c (free_after_compilation): Free epilogue_delay_list.
2924 (prepare_function_start): Assert that previous compilation was freed.
2926 2008-04-01 Jan Hubicka <jh@suse.cz>
2927 Jim Wilson <wilson@tuliptree.org>
2928 Andreas Tobler <andreast@gcc.gnu.org>
2931 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
2932 rtl.emit instead cfun->emit.
2933 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
2934 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
2936 2008-04-01 Ben Elliston <bje@au.ibm.com>
2938 * doc/c-tree.texi (Function Basics): Fix grammatical error.
2940 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
2942 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
2944 (fprofile-use): Add var flag_profile_use
2945 * coverage.c (coverage_begin_output): Do not open a gcno file for
2946 output only if -ftest-coverage is set.
2947 Do not add getpwd() to gcda file path.
2948 (build_gcov_info): Check the new flag
2949 flag_profile_datafile_relative_path.
2950 (coverage_init): Use profile_data_prefix.
2951 Read profile counter only if flag_profile_use is set.
2952 * opts.c (common_handle_option): New option fprofile-use=,
2953 fprofile-dir=, fprofile-generate=.
2954 * toplev.c (profile_data_prefix): New variable definition.
2955 * toplev.h (profile_data_prefix): New declaration.
2956 * doc/invoke.tex (Option Summary, Optimization Options):
2959 2008-03-31 James E. Wilson <wilson@tuliptree.org>
2961 * varasm.c (output_constant_pool_1): In LABEL_REF check,
2962 use tmp consistently.
2965 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
2966 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2967 UNSPEC_FR_RECIP_APPROX_RES.
2968 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
2970 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
2973 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
2975 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2978 * fold-const.c (fold_indirect_ref_1): Support accessing non first
2979 element of the vector via a pointer.
2981 2008-03-31 Ian Lance Taylor <iant@google.com>
2983 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
2985 2008-03-31 Jan Hubicka <jh@suse.cz>
2987 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2988 get_arg_pointer_save_area.
2989 * expr.c (init_expr): Just clear out rtl.expr.
2990 * function.c (free_after_compilation): Clear out whole RTL structure.
2991 (get_func_frame_size): Merge into ...
2992 (get_frame_size): ... this one.
2993 (assign_stack_local_1): Merge into ...
2994 (assign_stack_local): ... this one.
2995 (expand_function_end): Update call of get_arg_pointer_save_area.
2996 (get_art_pointer_save_area): Remove cfun argument.
2997 * function.h (emit_status): regno_pointer_align does not need length
2998 attribute. Move x_regno_reg_rtx to ...
2999 (regno_reg_rtx): ... new global array.
3000 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
3001 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
3002 apply_args_value, forced_labels, stack_pointer_delta):
3004 (struct varasm_status): Move here from varasm.c
3005 (struct rtl_data): New. Move here some fields from struct function.
3006 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3007 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3008 used_temp_slots avail_temp_slots, temp_slot_level,
3009 nonlocal_goto_handler_labels): Update accesstors.
3010 (rtl): New global variable.
3011 (struct function): Move some fileds to rtl_data.
3012 (get_arg_pointer_save_area): Update prototype.
3013 * emit-rtl.c (rtl): Declare.
3014 (regno_reg_rtx): Declare.
3015 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3017 (gen_reg_rtx): Update.
3018 (init_virtual_regs): Do not tate emit_status argument.
3019 (init_emit): Do not allocate emit.
3020 * varasm.c (varasm_statuc): Move to function.h.
3021 (n_deferred_constatns): Update accestor.
3022 (init_varasm_status): Do not allocate varasm_status.
3023 (force_const_mem, get_pool_size, output_constant_pool): Update.
3024 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3025 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3027 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
3029 PR rtl-optimization/35729
3030 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
3033 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
3036 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
3037 load/store if memory is unaligned.
3038 (*movti_rex64): Likewise.
3040 * config/i386/predicates.md (misaligned_operand): New.
3042 2008-03-31 Andrew Pinski <pinskia@gmail.com>
3045 * tree-ssa-phiopt.c (conditional_replacement): Return early for
3048 2008-03-31 Jan Beulich <jbeulich@novell.com>
3050 * config/ia64/constraints.md: Add 'j' constraint.
3051 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
3052 (movdi_internal): Likewise.
3054 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
3057 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
3059 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
3062 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
3063 proper error message for the third argument on blendpd and
3066 * config/i386/sse.md (blendbits): New.
3067 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
3069 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
3071 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
3073 2008-03-30 Richard Guenther <rguenther@suse.de>
3076 * fold-const.c (fold_sign_changed_comparison): Do leave
3077 conversions to base-types alone.
3079 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
3081 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
3082 the link register if one altivec register is be saved.
3084 2008-03-30 Ben Elliston <bje@au.ibm.com>
3086 * final.c (final_scan_insn): Remove if (0) code.
3088 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
3090 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
3092 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
3094 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
3095 of V4SFmode to ix86_binary_operator_ok.
3097 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
3099 * config/i386/i386.c (override_options): Initialize
3100 ix86_veclib_handler to ix86_veclibabi_svml when
3101 -mveclibabi=svml is used.
3102 (ix86_veclibabi_svml): New function for SVML ABI style
3103 vectorization support.
3104 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
3106 2008-03-28 Rafael Espindola <espindola@google.com>
3108 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
3109 (tree_binary_nonnegative_warnv_p): Make it public.
3110 (tree_single_nonnegative_warnv_p): Make it public.
3111 (tree_invalid_nonnegative_warnv_p): Make it public.
3112 (tree_unary_nonzero_warnv_p): Make it public.
3113 (tree_binary_nonzero_warnv_p): Make it public
3114 (tree_single_nonzero_warnv_p): Make it public.
3115 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
3116 (extract_range_from_binary_expr): Split the expr argument.
3117 (extract_range_from_unary_expr): Split the expr argument.
3118 (extract_range_from_comparison): Split the expr argument.
3119 (extract_range_from_expr): Use the new aux functions.
3120 (vrp_evaluate_conditional_warnv): Use
3121 vrp_evaluate_conditional_warnv_with_ops.
3122 * tree.h (tree_unary_nonzero_warnv_p): Declare.
3123 (tree_binary_nonzero_warnv_p): Declare.
3124 (tree_single_nonzero_warnv_p): Declare.
3125 (tree_expr_nonzero_warnv_p): Declare.
3126 (tree_unary_nonnegative_warnv_p): Declare.
3127 (tree_binary_nonnegative_warnv_p): Declare.
3128 (tree_single_nonnegative_warnv_p): Declare.
3129 (tree_invalid_nonnegative_warnv_p): Declare.
3131 2008-03-28 Richard Guenther <rguenther@suse.de>
3133 PR tree-optimization/30317
3134 PR tree-optimization/30911
3135 PR tree-optimization/34793
3136 * tree-vrp.c (set_and_canonicalize_value_range): New function.
3137 (struct assert_locus_d): New member EXPR.
3138 (register_new_assert_for): Add EXPR parameter to support
3139 ASSERT_EXPR <name, expr OP limit>.
3140 (register_edge_assert_for_1): Adjust callers.
3141 (find_assert_locations): Likewise.
3142 (process_assert_insertions_for): Build condition from expression.
3143 (extract_range_from_assert): Handle ASSERT_EXPRs
3144 of the form ASSERT_EXPR <name, expr OP limit>.
3145 (register_edge_assert_for_2): New helper registering
3146 asserts for comparisons. Recognize range tests of the form
3147 (unsigned)i - CST1 OP CST2.
3148 (register_edge_assert_for_1): Use it.
3149 (register_edge_assert_for): Likewise.
3150 (needs_overflow_infinity): Integer sub-types
3151 do not need overflow infinities.
3152 (vrp_val_is_max): The extreme values of integer sub-types
3153 are those of the base type.
3154 (vrp_val_is_min): Likewise.
3155 * tree.def (ASSERT_EXPR): Document extra allowed conditional
3158 2008-03-28 Nick Clifton <nickc@redhat.com>
3161 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
3162 Return GENERAL_REGS for stack adjustment reloads.
3164 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3167 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
3168 const_vector when all the vectors are constant.
3170 2008-03-27 Bob Wilson <bob.wilson@acm.org>
3172 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
3174 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
3175 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
3177 (s<code>_sf): Use new scc_sf attribute for opcode names.
3179 2008-03-27 Tom Tromey <tromey@redhat.com>
3181 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
3182 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
3183 config/spu/t-spu-elf, config/i386/t-interix,
3184 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
3185 config/i386/x-darwin, config/i386/x-mingw32,
3186 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
3187 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
3188 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
3189 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
3190 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
3191 config/rs6000/x-darwin, config/rs6000/t-rs6000,
3192 config/score/t-score-elf, config/arm/t-strongarm-pe,
3193 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
3194 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
3195 Revert automatic dependency patch.
3197 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
3200 * config/i386/i386.c (ix86_function_arg_boundary): Align
3201 decimal floating point to its natural boundary.
3203 2008-03-27 Richard Guenther <rguenther@suse.de>
3206 * fold-const.c (fold_comparison): Restrict distinct decl
3207 comparison folding to VAR_DECLs and PARM_DECLs. Do not
3208 solely rely on operand_equal_p.
3210 2008-03-27 Richard Guenther <rguenther@suse.de>
3213 * c-common.c (handle_weak_attribute): Reject combination of
3216 2008-03-27 Richard Guenther <rguenther@suse.de>
3218 PR tree-optimization/32810
3219 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
3220 conversions from DECL_INITIAL.
3221 (fold_const_aggregate_ref): Likewise from constructor elements.
3223 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
3225 * tree-affine.h (aff_combination_expand): Declare.
3226 (get_inner_reference_aff): Likewise.
3227 * tree-affine.c (aff_combination_expand): Split out from
3228 tree_to_aff_combination_expand.
3229 (get_inner_reference_aff): New function.
3230 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
3231 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
3232 (struct lim_aux_data): sm_done field removed.
3233 (mem_ref_loc_p, mem_ref_locs_p): New types.
3234 (struct mem_ref): Added id, stored, accesses_in_loop,
3235 indep_loop, dep_loop, indep_ref, dep_ref fields.
3236 Removed is_stored, locs and next fields.
3237 (memory_accesses): New variable.
3238 (movement_possibility): Do not allow moving statements
3239 that store to memory.
3240 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
3242 (determine_max_movement): For statements with memory references,
3243 find the outermost loop in that the reference is independent.
3244 (move_computations_stmt): Mark the virtual operands for renaming.
3245 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
3246 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
3247 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
3248 add_vop_ref_mapping, create_vop_ref_mapping_loop,
3249 create_vop_ref_mapping, analyze_memory_references,
3250 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
3251 get_all_locs_in_loop, ref_always_accessed_p,
3252 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
3253 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
3254 store_motion_loop, store_motion): New functions.
3255 (struct vop_to_refs_elt): New type.
3256 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
3257 memref_hash, memref_eq, hoist_memory_references): Rewritten.
3258 (schedule_sm): Replaced by...
3259 (execute_sm): ... this.
3260 (determine_lsm_ref, hoist_memory_references,
3261 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
3262 find_more_ref_vops, free_mem_ref, free_mem_refs,
3263 determine_lsm_loop, determine_lsm): Removed.
3264 (tree_ssa_lim_finalize): Free data structures used by store motion.
3265 (tree_ssa_lim): Call analyze_memory_references. Use
3266 store_motion instead of determine_lsm.
3268 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
3270 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
3271 rename tmake_file to m68hc11/t-m68hc11.
3272 (mcore): Set inhibit_libc to true.
3273 * config.host (alpha*-dec-*vms*): Set extra_programs.
3274 (interix3*): Don't use host_xmake_file.
3275 * configure.ac: Let config.gcc override inhibit_libc.
3276 * configure: Regenerate.
3278 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
3279 * config/t-openbsd-thread: Remove commented out lines.
3281 * config/x-interix: Remove.
3283 * config/m68hc11/t-m68hc11-gas: Rename to...
3284 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
3286 * config/mcore/t-mcore: Remove T_CFLAGS.
3287 * config/mcore/t-mcore-pe: Likewise.
3289 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
3291 * configure.ac: Replace custom __GNU_SOURCE test with
3292 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
3293 * aclocal.m4: Regenerate.
3294 * configure: Regenerate.
3295 * config.in: Regenerate.
3297 2008-03-27 Richard Guenther <rguenther@suse.de>
3299 * fold-const.c (target.h): Include.
3300 (fold_comparison): Fold comparison of addresses of decls
3301 that bind locally or of constants. Consolidate address folding code.
3302 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
3303 results from fold_binary_to_constant.
3304 (compare_values_warnv): Likewise.
3306 2008-03-27 Andrew Pinski <pinskia@gmail.com>
3309 * fold-const.c (fold_truthop): Check for integeral types when folding
3310 a == 0 && b == 0 and a != 0 || b != 0 .
3312 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
3314 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
3316 2008-03-26 Andreas Schwab <schwab@suse.de>
3318 * doc/invoke.texi: Fix use of @item vs. @itemx.
3320 2008-03-26 Tom Tromey <tromey@redhat.com>
3322 * Makefile.in (build/gensupport.o, build/print-rtl.o,
3323 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
3324 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
3325 build/gencodes.o, build/genconditions.o, build/genconfig.o,
3326 build/genconstants.o, build/genemit.o, build/genextract.o,
3327 build/genflags.o, build/genmddeps.o, build/genopinit.o,
3328 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
3331 2008-03-26 Richard Guenther <rguenther@suse.de>
3334 2008-03-26 Richard Guenther <rguenther@suse.de>
3336 * fold-const.c (target.h): Include.
3337 (fold_comparison): Fold comparison of addresses of two decls
3338 that bind locally. Consolidate address folding code.
3340 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3342 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
3343 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
3344 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
3345 dconstsqrt2, dconstthird, dconste and/or dconst10.
3346 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
3347 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
3348 dconstsqrt2, dconste): Delete.
3349 (init_emit_once): Likewise. Simplify initializing dconstm1.
3351 * real.c (get_real_const): New.
3352 * real.h (dconst3, dconst10, dconstm2, dconstthird,
3353 dconstsqrt2, dconste): Delete.
3354 (real_value_const, get_real_const): New.
3356 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
3358 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
3360 * config/i386/i386.c (ix86_function_arg_boundary): Check
3361 BIGGEST_ALIGNMENT instead of 128.
3362 (setup_incoming_varargs_64): Likewise.
3364 2008-03-26 Tom Tromey <tromey@redhat.com>
3366 * Makefile.in (DEPFILES): Add missing '/'.
3368 2008-03-26 Richard Guenther <rguenther@suse.de>
3370 * fold-const.c (target.h): Include.
3371 (fold_comparison): Fold comparison of addresses of two decls
3372 that bind locally. Consolidate address folding code.
3374 2008-03-26 Nick Clifton <nickc@redhat.com>
3377 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
3378 not allow INT+INT as a legitimate addressing mode.
3380 2008-03-26 Richard Guenther <rguenther@suse.de>
3382 * tree-flow.h (widen_bitfield): Remove declaration.
3383 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
3384 (widen_bitfield): Remove function.
3385 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
3388 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3391 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
3394 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
3396 PR rtl-optimization/35232
3397 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
3398 (forget_old_reloads_1, forget_marked_reloads): Don't clear
3399 reg_reloaded_call_part_clobbered here.
3400 (reload_regs_reach_end_p): New function.
3401 (reload_reg_rtx_for_input): New variable.
3402 (reload_reg_rtx_for_output): Likewise.
3403 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
3404 when reassigning a pseudo register. Load reloadreg from
3405 reload_reg_rtx_for_input, moving the mode and register
3407 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
3408 instead of the original when deciding whether an input reload
3409 would be a no-op or whether an output reload can be deleted.
3410 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
3411 when setting up new_spill_reg_store. Load it from
3412 reload_reg_rtx_for_output, moving the mode and register
3414 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
3415 instead of the original when deciding whether an output reload
3416 would be a no-op. Do the same when modifying insn notes.
3417 Use rtx_equal_p instead of == to compare the registers.
3418 (inherit_piecemeal_p): Take a mode and two register numbers
3420 (emit_reload_insns): Clear new_spill_reg_store for every hard
3421 register in the reload register. Remove spill registers
3422 from reg_reloaded_valid before considering whether to record
3423 inheritance information for them. Use reload_reg_rtx_for_output
3424 instead of reg_rtx when recording output reloads. Use
3425 reload_reg_rtx_for_input instead of reg_rtx when recording
3426 input reloads. Set or clear reg_reloaded_call_part_clobbered
3427 at the same time as setting reg_reloaded_valid.
3428 (delete_output_reload): Add a new_reload_reg parameter and use it
3429 instead of rld[j].reg_rtx.
3430 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
3433 2008-03-25 Tom Tromey <tromey@redhat.com>
3435 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
3436 (build/genattr.o): Likewise.
3437 (build/genattrtab.o): Likewise.
3438 (build/gencodes.o): Likewise.
3439 (build/genconfig.o): Likewise.
3440 (build/genconstants.o): Likewise.
3441 (build/genemit.o): Likewise.
3442 (build/genextract.o): Likewise.
3443 (build/genflags.o): Likewise.
3445 2008-03-25 Bob Wilson <bob.wilson@acm.org>
3447 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
3448 instead of size_int for integer types.
3449 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
3450 to match type of MINUS_EXPR.
3452 2008-03-25 Tom Tromey <tromey@redhat.com>
3454 * configure: Rebuilt.
3455 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
3458 2008-03-25 Tom Tromey <tromey@redhat.com>
3460 * config/x-solaris (host-solaris.o): Update.
3461 * config/x-linux (host-linux.o): Update.
3462 * config/x-hpux (host-hpux.o): Update.
3463 * config/x-darwin (host-darwin.o): Update.
3464 * config/v850/t-v850e (v850-c.o): Update.
3465 * config/v850/t-v850 (v850-c.o): Update.
3466 * config/t-vxworks (vxworks.o): Update.
3467 * config/t-sol2 (sol2-c.o, sol2.o): Update.
3468 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
3469 * config/spu/t-spu-elf (spu-c.o): Update.
3471 * config/sh/t-symbian (sh-c.o): Update.
3472 (symbian.o): Update.
3473 * config/sh/t-sh (sh-c.o): Update.
3474 * config/score/t-score-elf (score7.o, score3.o): Update.
3475 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
3476 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
3477 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
3478 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
3480 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
3481 * config/m32c/t-m32c (m32c-pragma.o): Update.
3482 * config/ia64/t-ia64 (ia64-c.o): Update.
3483 * config/i386/x-mingw32 (host-mingw32.o): Update.
3484 * config/i386/x-i386 (driver-i386.o): Update.
3485 * config/i386/x-darwin (host-i386-darwin.o): Update.
3486 * config/i386/x-cygwin (host-cygwin.o): Update.
3487 * config/i386/t-nwld (nwld.o): Update.
3488 * config/i386/t-netware (netware.o): Update.
3489 * config/i386/t-interix (winnt.o): Update.
3490 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
3491 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
3492 msformat-c.o): Update.
3493 * config/bfin/t-bfin-linux (generated_files): Add
3494 linux-sysroot-suffix.h.
3495 * config/arm/t-wince-pe (pe.o): Update.
3496 * config/arm/t-strongarm-pe (pe.o): Update.
3497 * config/arm/t-pe (pe.o): Update.
3498 * config/arm/t-arm (arm-c.o): Update.
3499 * doc/install.texi (Prerequisites): Require make 3.80.
3500 * Makefile.in: Remove .o targets.
3501 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
3502 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
3503 (simple_generated_h, simple_generated_c): Move earlier.
3504 (generated_files): New variable.
3505 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
3506 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
3507 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
3508 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
3509 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
3510 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
3511 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
3512 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
3513 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
3514 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
3515 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
3516 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
3518 (COMPILE.base, COMPILE): New variables.
3519 (%.o): New pattern rule.
3520 (ALL_HOST_OBJS): New variable.
3521 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
3522 (dummy-checksum.o, cc1-checksum.o): Remove.
3523 (DRIVER_SHLIB): New variable.
3524 (DRIVER_DEFINES): Use it.
3525 (gencondmd.c): Move out of build/.
3526 (s-conditions): Update.
3527 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
3528 (ALL_BUILD_OBJS): Likewise.
3529 (build/%.o): Use BUILDCOMPILE.
3530 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
3531 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
3532 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
3533 build/gencheck.o, build/gencodes.o, build/genconditions.o,
3534 build/genconfig.o, build/genconstants.o, build/genemit.o,
3535 build/genextract.o, build/genflags.o, build/genmddeps.o,
3536 build/genopinit.o, build/genoutput.o, build/genpeep.o,
3537 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
3538 build/gen-protos.o, build/scan.o, build/fix-header.o,
3539 build/scan-decls.o): Simplify.
3540 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
3541 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
3542 prefix.o, toplev.o): Reduce to variable setting.
3543 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
3544 ($(out_object_file), gcc-options.o): New targets.
3545 ($(ALL_HOST_OBJS)): New target. Include dependency files.
3546 * configure: Rebuilt.
3547 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
3548 * doc/sourcebuild.texi (Front End Directory): Document new variable.
3550 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
3552 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
3553 complain when we hit an error, return ERROR_MARK_NODE.
3555 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3557 * config/sh/constraints.md (Pso, Psz): New constraints.
3558 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
3559 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
3561 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3563 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
3564 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
3566 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3568 * config/sh/sh.md (prefetch): Add condition for SH2A target.
3569 (prefetch_sh2a): New.
3571 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3572 Naveen.H.S <naveen.hs@kpitcummins.com>
3574 * config/sh/constraints.md (I28): New constraint.
3575 * config/sh/sh.c (broken_move): Add support for movi20s.
3576 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
3578 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
3579 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3580 Naveen.H.S <naveen.hs@kpitcummins.com>
3582 * config/sh/sh.c (SH_ATTRIBUTES): Define.
3583 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
3584 (print_operand): Handle resbank in %@ operand code.
3585 (sh_encode_section_info): New.
3586 (push_regs): Add conditions for resbank.
3587 (sh_expand_epilogue): Likewise.
3588 (sh_insert_attributes): Likewise.
3589 (sh_attribute_table): Likewise.
3590 (sh_handle_resbank_handler_attribute): New.
3591 (sh2a_handle_function_vector_handler_attribute): New.
3592 (sh2a_is_function_vector_call): New.
3593 (sh2a_get_function_vector_number): New.
3594 (sh2a_function_vector_p): New.
3595 (sh_cfun_resbank_handler_p): New.
3596 * config/sh/sh.md (calli): Emit jsr/n if possible.
3597 (calli_tbr_rel): New.
3598 (calli_pcrel): Emit jsr/n if possible.
3599 (return_i): Emit rts/n if possible.
3600 (call_valuei_tbr_rel): New.
3601 (call_valuei_pcrel): Add condition for SH2A target.
3602 (call_value): Likewise.
3603 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
3604 (sh2a_get_function_vector_number): Likewise.
3605 (sh2a_is_function_vector_call): Likewise.
3606 * doc/extend.texi: Document TBR relative addressing of SH2A.
3607 (resbank): Add description for SH2A.
3609 2008-03-24 Richard Guenther <rguenther@suse.de>
3612 * gimplify.c (gimplify_modify_expr): For frontend type-correct
3613 pointer assignments change conversions according to middle-end rules.
3614 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
3615 * configure.ac: Include type checking in yes.
3616 * configure: Regenerate.
3618 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3620 * diagnostic.c (diagnostic_count_diagnostic): Delete.
3621 (diagnostic_report_diagnostic): Update. Handle ICEs here.
3623 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
3625 * gthr-vxworks.h (UNUSED): Define.
3627 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
3629 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
3631 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
3633 * doc/extend.texi (Function Attributes): Add missing comma in the
3634 example of the "alloc_size" attribute.
3636 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
3639 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
3641 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3644 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3647 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3648 of the underlying type of a MS bitfield layout to the natural
3649 alignment of the type.
3651 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3653 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3654 to their natural alignment to avoid store forwarding stalls.
3656 2008-03-22 Richard Guenther <rguenther@suse.de>
3658 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
3659 For PHI nodes verify the address is invariant.
3660 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
3661 (get_symbol_constant_value): Use is_gimple_min_invariant.
3662 (maybe_fold_stmt_indirect): Likewise.
3664 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
3666 PR rtl-optimization/33927
3667 * Makefile.in (dse.o): Depend on $(TM_P_H).
3668 * expr.h (extract_low_bits): Declare.
3669 * expmed.c (extract_low_bits): New function.
3670 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
3671 * dse.c: Include tm_p.h.
3672 (find_shift_sequence): Remove the read_reg argument and return the
3673 read value. Emit the instructions instead of returning them.
3674 Iterate on new_mode rather than calculating it each time.
3675 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
3676 source to NEW_MODE and extract_low_bits to convert the shifted
3678 (replace_read): Allow the load and store to have different mode
3679 classes. Use extract_low_bits when SHIFT == 0. Create the shift
3680 or extraction instructions before trying the replacement. Update
3681 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
3683 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3685 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3686 to their natural alignment to avoid store forwarding stalls.
3688 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3691 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
3692 encouraging but not allowing gprs for input;
3693 change the input constraint to !f#r.
3694 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
3696 change the output constraint to !f#r.
3698 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
3701 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
3702 corresponding post-reload splitters.
3703 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
3704 when x87 FP math is selected.
3705 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
3706 New function prototype.
3707 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
3708 unreachable function to ease macroization of insn patterns.
3710 2008-03-21 Martin Jambor <mjambor@suse.cz>
3712 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
3713 reference dumps if ddr is NULL or dependence is unknown.
3715 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3717 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
3718 unsigned extension into account.
3719 (ATOMIC_COMPARE_AND_SWAP): Likewise.
3720 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
3721 Do computations on a scratch register.
3723 2008-03-21 Richard Guenther <rguenther@suse.de>
3725 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3726 Use is_gimple_min_invariant instead of TREE_INVARIANT.
3727 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
3728 * tree-ssa-dom.c (record_equality): Likewise.
3729 * tree-inline.c (copy_body_r): Likewise.
3730 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
3733 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3735 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
3736 as 'delete_unused' argument.
3738 2008-03-20 Richard Guenther <rguenther@suse.de>
3740 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
3741 special casing of constant qualifiers.
3742 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
3743 care about them in general.
3744 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
3745 regardless of their type.
3746 (fold_stmt_r): Forcefully fold *& if we end up with that.
3748 2008-03-20 Paul Brook <paul@codesourcery.com>
3750 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
3751 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
3753 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
3755 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
3756 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
3758 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
3760 * common.opt (Wmudflap): New option.
3761 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
3762 (mx_register_decls): Likewise.
3763 (mudflap_finish_file): Likewise.
3764 * doc/invoke.texi: Document -Wno-mudflap.
3766 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
3768 * c-format.c (replace_format_name_to_system_name): New.
3770 (convert_format_name_to_system_name): New.
3771 (decode_format_attr): Add use of convert_format_name_to_system_name.
3772 (format_types_orig): Add gnu_ prefix to names.
3773 (check_format_info_main): Special treating of \0 escaped names for
3774 supporting multi-character format specifiers as I32, I64.
3775 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
3776 (gnu_target_overrides_format_attributes): New.
3777 * c-format.h: Add structure target_ovr_attr to hold
3778 system specific formatter names.
3779 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
3780 msformat-c.o file to c_target_objs and cxx_target_objs.
3781 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3782 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
3783 (TARGET_N_FORMAT_TYPES): New.
3784 * config/i386/msformat-c.c: New.
3785 * config/i386/t-cygming: Add build rule for msformat-c.o.
3786 * doc/extend.texi: Add new format names gnu_* and ms_* and
3788 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3790 2008-03-20 Ira Rosen <irar@il.ibm.com>
3792 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
3793 optimizations turned on under -O3.
3794 (ftree-vectorize): Add that the flag is turned on with -O3.
3796 2008-03-20 Ben Elliston <bje@au.ibm.com>
3798 * regmove.c (try_auto_increment): Fix spelling error in comment.
3799 * final.c (final_scan_insn): Likewise.
3801 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
3804 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
3805 allocator preferences for "y" and "r" class registers.
3806 ("*mov<mode>_internal"): Ditto.
3807 ("*movv2sf_internal_rex64"): Ditto.
3808 ("*movv2sf_internal"): Ditto.
3810 2008-03-19 Michael Matz <matz@suse.de>
3813 * calls.c (expand_call): Check overlap of arguments with call
3814 address for sibcalls.
3816 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3819 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3820 of the underlying type of a MS bitfield layout to the natural
3821 alignment of the type.
3823 2008-03-19 Jan Hubicka <jh@suse.cz>
3826 * toplev.c (decode_d_option): Handle all CPP flags.
3827 * tree-vrp.c: Update tree_pass descriptors.
3828 * regrename.c: Update tree_pass descriptors.
3829 * fwprop.c: Update tree_pass descriptors.
3830 * doc/invoke.texi: Remove documentation of dropped -d? flags.
3831 * tree-into-ssa.c: Update tree_pass descriptors.
3832 * tree-dump.c: Update tree_pass descriptors.
3833 * tree-complex.c: Update tree_pass descriptors.
3834 * tree-dump.h: Update tree_pass descriptors.
3835 * see.c: Update tree_pass descriptors.
3836 * cgraphbuild.c: Update tree_pass descriptors.
3837 * tracer.c: Update tree_pass descriptors.
3838 * tree-loop-distribution.c: Update tree_pass descriptors.
3839 * cgraph.c: Update tree_pass descriptors.
3840 * postreload-gcse.c: Update tree_pass descriptors.
3841 * postreload.c: Update tree_pass descriptors.
3842 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
3843 * tree-tailcall.c: Update tree_pass descriptors.
3844 * tree-pass.h (tree_opt_pass): Rename to ...
3845 (opt_pass) ... this one; add "type" field and remove letter field.
3846 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
3847 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
3848 all_lowering_passes): Update declaration.
3849 * ipa-cp.c: Update tree_pass descriptors.
3850 * final.c: Update tree_pass descriptors.
3851 * omp-low.c: Update tree_pass descriptors.
3852 * tree-ssa-dse.c: Update tree_pass descriptors.
3853 * ipa-reference.c: Update tree_pass descriptors.
3854 * tree-ssa-uncprop.c: Update tree_pass descriptors.
3855 * auto-inc-dec.c: Update tree_pass descriptors.
3856 * reorg.c: Update tree_pass descriptors.
3857 * cgraphunit.c: Update tree_pass descriptors.
3858 * tree-ssa-copyrename.c: Update tree_pass descriptors.
3859 * tree-ssa-ccp.c: Update tree_pass descriptors.
3860 * df-core.c: Update tree_pass descriptors.
3861 * mode-switching.c: Update tree_pass descriptors.
3862 * tree-nomudflap.c: Update tree_pass descriptors.
3863 * modulo-sched.c: Update tree_pass descriptors.
3864 * ipa-pure-const.c: Update tree_pass descriptors.
3865 * cse.c: Update tree_pass descriptors.
3866 * web.c: Update tree_pass descriptors.
3867 * tree-stdarg.c: Update tree_pass descriptors.
3868 * tree-ssa-math-opts.c: Update tree_pass descriptors.
3869 * tree-ssa-dom.c: Update tree_pass descriptors.
3870 * tree-nrv.c: Update tree_pass descriptors.
3871 * tree-ssa-alias.c: Update tree_pass descriptors.
3872 * loop-init.c: Update tree_pass descriptors.
3873 * gimple-low.c: Update tree_pass descriptors.
3874 * ipa-inline.c: Update tree_pass descriptors.
3875 * tree-ssa-sink.c: Update tree_pass descriptors.
3876 * global.c: Update tree_pass descriptors.
3877 * ifcvt.c: Update tree_pass descriptors.
3878 * jump.c: Update tree_pass descriptors.
3879 * predict.c: Update tree_pass descriptors.
3880 * tree-ssa-loop.c: Update tree_pass descriptors.
3881 * recog.c: Update tree_pass descriptors.
3882 * dse.c: Update tree_pass descriptors.
3883 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
3884 * tree-eh.c: Update tree_pass descriptors.
3885 * regmove.c: Update tree_pass descriptors.
3887 * function.c: Update tree_pass descriptors.
3888 * tree-vectorizer.c: Update tree_pass descriptors.
3889 * gcse.c: Update tree_pass descriptors.
3890 * ipa-type-escape.c: Update tree_pass descriptors.
3891 * tree-if-conv.c: Update tree_pass descriptors.
3892 * init-regs.c: Update tree_pass descriptors.
3893 * ipa.c: Update tree_pass descriptors.
3894 * tree-ssa-phiopt.c: Update tree_pass descriptors.
3895 * rtl-factoring.c: Update tree_pass descriptors.
3896 * lower-subreg.c: Update tree_pass descriptors.
3897 * bt-load.c: Update tree_pass descriptors.
3898 * tree-dfa.c: Update tree_pass descriptors.
3899 * except.c: Update tree_pass descriptors.
3900 * emit-rtl.c: Update tree_pass descriptors.
3901 * cfgexpand.c: Update tree_pass descriptors.
3902 * tree-cfgcleanup.c: Update tree_pass descriptors.
3903 * cfgcleanup.c: Update tree_pass descriptors.
3904 * tree-ssa-pre.c: Update tree_pass descriptors.
3905 * tree-sra.c: Update tree_pass descriptors.
3906 * tree-mudflap.c: Update tree_pass descriptors.
3907 * tree-ssa-copy.c: Update tree_pass descriptors.
3908 * cfglayout.c: Update tree_pass descriptors.
3909 * tree-ssa-forwprop.c: Update tree_pass descriptors.
3910 * tree-ssa-dce.c: Update tree_pass descriptors.
3911 * tree-ssa.c: Update tree_pass descriptors.
3912 * regclass.c: Update tree_pass descriptors.
3913 * integrate.c: Update tree_pass descriptors.
3914 * tree-optimize.c: Update tree_pass descriptors.
3915 * tree-ssa-phiprop.c: Update tree_pass descriptors.
3916 * tree-object-size.c: Update tree_pass descriptors.
3917 * combine.c: Update tree_pass descriptors.
3918 * tree-outof-ssa.c: Update tree_pass descriptors.
3919 * bb-reorder.c: Update tree_pass descriptors.
3920 * stack-ptr-mod.c: Update tree_pass descriptors.
3921 * var-tracking.c: Update tree_pass descriptors.
3922 * tree-profile.c: Update tree_pass descriptors.
3923 * tree-vect-generic.c: Update tree_pass descriptors.
3924 * reg-stack.c: Update tree_pass descriptors.
3925 * sched-rgn.c: Update tree_pass descriptors.
3926 * tree-ssa-structalias.c: Update tree_pass descriptors.
3927 * tree-cfg.c: Update tree_pass descriptors.
3928 * passes.c (current_pass): Update declaration.
3929 (finish_optimization_passes): Update.
3930 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
3931 (register_one_dump_file, register_dump_files_1, next_pass_1):
3933 (init_optimization_passes): Update handling of new types.
3934 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
3935 * ipa-struct-reorg.c: Update tree_pass descriptors.
3936 * tree-ssa-reassoc.c: Update tree_pass descriptors.
3937 * combine-stack-adj.c: Update tree_pass descriptors.
3938 * cfgrtl.c: Update tree_pass descriptors.
3939 * dce.c: Update tree_pass descriptors.
3940 * tree-ssanames.c: Update tree_pass descriptors.
3942 2008-03-19 Richard Guenther <rguenther@suse.de>
3945 * tree-ssa.c (walk_data): New structure.
3946 (warn_uninitialized_var): If not always_executed warn with "maybe"
3948 (execute_early_warn_uninitialized): Compute post-dominators.
3949 Initialize always_executed before processing each basic block.
3951 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
3954 * config/i386/i386.c (x86_this_parameter): Calculate correct location
3955 of "this" pointer when "regparm = N" or "fastcall" is in effect.
3957 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3959 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
3961 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
3963 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
3965 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
3966 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
3967 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
3968 target after ignore has been set, and move there also the commputation
3969 of subtarget and original_target.
3970 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
3971 (LANG_HOOKS_INITIALIZER): Remove it.
3972 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
3974 2008-03-18 Richard Guenther <rguenther@suse.de>
3976 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
3977 found an expression with constants, note that in the VN for the lhs.
3978 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
3979 fold them to constants if possible. Run cleanup_cfg if done so.
3980 (execute_pre): Return todo.
3982 (execute_fre): Likewise.
3983 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
3985 (get_prop_source_stmt): Look through pointer conversions.
3987 2008-03-18 Jan Hubicka <jh@suse.cz>
3989 * tree-pretty-print.c: Include predict.h.
3990 (dump_generic_node): Dump predictor.
3991 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
3992 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
3993 * gimple-low.c (lower_stmt): Likewise.
3994 * expr.c (expand_expr_real): Likewise.
3995 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
3997 (build_predict_expr, build_predict_expr): New.
3998 * predict.h (predictor_name, build_predict_expr): Update.
3999 * c-typeck.c (c_finish_bc_stmt): Add prediction.
4000 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
4001 * predict.def (PRED_CONTINUE): Update hitrate.
4002 * tree.def (PREDICT_EXPR): Define.
4003 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
4004 do not handle BIND_EXPR.
4005 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
4006 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
4007 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
4010 2008-03-18 Michael Matz <matz@suse.de>
4012 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
4014 2008-03-18 Richard Guenther <rguenther@suse.de>
4016 * tree-gimple.h (is_gimple_invariant_address): Declare.
4017 (is_gimple_constant): Likewise.
4018 * tree-gimple.c (is_gimple_constant): New function.
4019 (is_gimple_invariant_address): Likewise.
4020 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
4021 and is_gimple_invariant_address.
4022 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
4024 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
4025 an addressable base.
4027 2008-03-18 Jakub Jelinek <jakub@redhat.com>
4030 * gimplify.c (gimplify_expr): Gimplify second operand of
4033 2008-03-17 Richard Guenther <rguenther@suse.de>
4035 PR tree-optimization/19637
4036 * fold-const.c (fold_unary): Remove restrictions of removing
4037 intermediate pointer-conversions (P2)(P1)P0.
4038 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
4039 conversion to void pointer.
4040 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
4042 2008-03-16 James E. Wilson <wilson@tuliptree.org>
4045 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
4046 emulated thread local variables.
4048 2008-03-16 Richard Guenther <rguenther@suse.de>
4051 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
4052 expand TREE_INVARIANT operations that are not gimple invariant.
4054 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
4056 * doc/extend.texi (Alignment): Say that the ABI controls
4057 the __alignof__ for non-strict-alignment targets rather
4058 than being a recommendation.
4060 2008-03-15 Paul Brook <paul@codesourcery.com>
4062 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
4064 (arm_output_fn_unwind): Mark functions that can not be unwound.
4066 2008-03-15 Paul Brook <paul@codesourcery.com>
4068 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
4069 extension instructions.
4071 2008-03-15 Richard Guenther <rguenther@suse.de>
4073 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
4074 and fold constant aggregate refs.
4075 (fold_const_aggregate_ref): Handle string constants
4076 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
4077 (evaluate_stmt): Simplify now that ccp_fold folds constant
4080 2008-03-15 Paul Brook <paul@codesourcery.com>
4082 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
4083 (extzv): Use gen_extzv_t2.
4084 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
4086 2008-03-15 Richard Guenther <rguenther@suse.de>
4088 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
4089 (fold_const_aggregate_ref): Likewise.
4090 (get_value): Return NULL if we don't have any values.
4091 (ccp_finalize): Set const_val to NULL after freeing it.
4092 * tree-flow.h (get_symbol_constant_value): Declare.
4093 (fold_const_aggregate_ref): Likewise.
4094 * tree-ssa-sccvn.c (try_to_simplify): Use them.
4096 2008-03-15 Richard Guenther <rguenther@suse.de>
4099 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
4100 to not produce negative array indices if not allowed. Add
4101 parameter to indicate that.
4102 (maybe_fold_offset_to_component_ref): Allow negative array
4103 indices only for the first member of a structure.
4104 (maybe_fold_offset_to_reference): Allow negative array indices.
4105 (maybe_fold_stmt_addition): Likewise.
4107 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
4108 Anatoly Sokolov <aesok@post.ru>
4110 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
4111 (avr_arch): Add ARCH_AVR6.
4112 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
4113 (initial_elimination_offset): Initialize and use 'avr_pc_size'
4114 instead of fixed value 2.
4115 (print_operand_address): Use gs() asm specifier instead of pm().
4116 (avr_assemble_integer): (Ditto.).
4117 (avr_output_addr_vec_elt): (Ditto.).
4118 (print_operand): Handle "!" code.
4119 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
4120 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
4121 (AVR_HAVE_EIJMP_EICALL): Define.
4122 (AVR_3_BYTE_PC): Redefine.
4123 (AVR_2_BYTE_PC): (Ditto.).
4124 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
4125 (LINK_SPEC): Add atmega2560 and atmega2561.
4126 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
4128 * config/avr/avr.md (call_insn): Use eicall instead of icall
4129 for 3 byte PC devices.
4130 (call_value_insn): (Ditto.).
4131 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
4132 (indirect_jump): Use only for for 2 byte PC devices.
4133 (*tablejump): (Ditto.).
4134 (*indirect_jump_avr6): Add insn.
4135 (*tablejump_rjmp): Don't use for 3 byte PC devices.
4136 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
4137 instead of ijmp for 3 byte PC devices.
4138 (__tablejump2__): (Ditto.).
4139 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
4140 (MULITLIB_DIRNAMES): (Ditto.).
4141 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
4143 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
4145 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
4146 "sse2_umulsidi3". Use V1DI mode for operand 0.
4147 ("mmx_psadbw"): Use V1DI mode for operand 0.
4148 * config/i386/i386-modes.def (V1SI): New vector mode.
4149 * config/i386/i386.c (struct builtin_description)
4150 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
4151 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
4152 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
4153 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
4154 v1di_ftype_v8qi_v8qi type.
4155 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
4157 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
4158 __builtin_ia32_pmuludq]: Fix the mode of return value.
4160 2008-03-15 Richard Guenther <rguenther@suse.de>
4163 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
4166 2008-03-14 Bob Wilson <bob.wilson@acm.org>
4168 * doc/invoke.texi (Option Summary, Xtensa Options): Document
4169 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
4170 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
4171 unless TARGET_SERIALIZE_VOLATILE is enabled.
4172 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
4173 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
4174 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
4176 2008-03-14 Richard Guenther <rguenther@suse.de>
4178 PR tree-optimization/34172
4179 * tree-flow.h (refs_may_alias_p): Declare.
4180 (get_single_def_stmt): Likewise.
4181 (get_single_def_stmt_from_phi): Likewise.
4182 (get_single_def_stmt_with_phi): Likewise.
4183 * tree-dfa.c (refs_may_alias_p): New function.
4184 (get_single_def_stmt): Likewise.
4185 (get_single_def_stmt_from_phi): Likewise.
4186 (get_single_def_stmt_with_phi): Likewise.
4187 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
4188 (vn_reference_lookup_1): New helper function.
4189 (vn_reference_lookup): Walk the virtual use-def chain to
4190 continue searching for a match if the def does not alias the
4191 reference we are looking for.
4193 2008-03-14 David Edelsohn <edelsohn@gnu.org>
4195 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
4196 archive and Perzl. Update The Written Word listing.
4198 2008-03-14 Richard Guenther <rguenther@suse.de>
4200 PR tree-optimization/34043
4201 PR tree-optimization/33989
4202 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
4204 (bitmap_find_leader): Use extra argument to verify dominance
4205 relationship inside a basic-block.
4206 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
4207 (find_leader_in_sets): Adjust.
4208 (create_component_ref_by_pieces): Take extra argument for
4209 dominance check, handle lookup failures.
4210 (find_or_generate_expression): Likewise.
4211 (create_expression_by_pieces): Likewise.
4212 (insert_into_preds_of_block): Adjust.
4213 (create_value_expr_from): If asked for, verify all operands
4214 are in the blocks AVAIL_OUT set.
4215 (make_values_for_stmt): Check for SSA_NAMEs that are life
4216 over an abnormal edge.
4217 (compute_avail): Remove such check.
4218 (do_SCCVN_insertion): New function.
4219 (eliminate): If we do not find a leader suitable for replacement
4220 insert a replacement expression from SCCVN if available.
4221 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
4222 (struct vn_ssa_aux): Add needs_insertion flag.
4223 * tree-ssa-sccvn.c (may_insert): New global flag.
4224 (copy_reference_ops_from_ref): Value-number union member access
4225 based on its size, not type and member if insertion is allowed.
4226 (visit_reference_op_load): For a weak match from union type
4227 punning lookup a view-converted value and insert a SSA_NAME
4228 for that value if that is not found.
4229 (visit_use): Make dumps shorter. Do not disallow value numbering
4230 SSA_NAMEs that are life over an abnormal edge to constants.
4231 (free_scc_vn): Release inserted SSA_NAMEs.
4232 (run_scc_vn): New flag to specify whether insertion is allowed.
4233 Process SSA_NAMEs in forward order.
4234 * tree-ssa-loop-im.c (for_each_index): Handle invariant
4235 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
4236 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
4237 pointer type to/from integral types that do not change the
4238 precision to regular conversions.
4240 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
4242 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4243 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4244 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
4245 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
4246 input arguments and the mode of return value. Built-in functions
4247 that operate on whole 64-bit MMX register now use V1DI mode.
4249 2008-03-13 Alon Dayan <alond@il.ibm.com>
4250 Olga Golovanevsky <olga@il.ibm.com>
4252 PR tree-optimization/35041
4253 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
4254 to locate the right position in a statement.
4256 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
4260 * config/i386/xmmintrin.h: Change all static inline functions to
4261 extern inline and add __gnu_inline__ attribute.
4262 * config/i386/bmintrin.h: Ditto.
4263 * config/i386/smmintrin.h: Ditto.
4264 * config/i386/tmmintrin.h: Ditto.
4265 * config/i386/mmintrin-common.h: Ditto.
4266 * config/i386/ammintrin.h: Ditto.
4267 * config/i386/emmintrin.h: Ditto.
4268 * config/i386/pmmintrin.h: Ditto.
4269 * config/i386/mmintrin.h: Ditto.
4270 * config/i386/mm3dnow.h: Ditto.
4272 2008-03-13 Jakub Jelinek <jakub@redhat.com>
4275 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
4276 (lower_omp_2): New function.
4277 (lower_omp_1, lower_omp): Rewritten.
4279 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
4282 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
4283 with the phrase "Microsoft Windows compilers".
4284 (Push/Pop Macro Pragmas): New subsection. Document
4285 #pragma push_macro and pragma pop_macro.
4287 2008-03-12 Paul Brook <paul@codesourcery.com>
4289 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
4291 2008-03-12 Paul Brook <paul@codesourcery.com>
4293 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
4294 (thumb2_alusi3_short): Exclude PLUS and MINUS.
4295 (thumb2_addsi_shortim): Rename ...
4296 (thumb2_addsi_short): ... to this. Allow register operands.
4297 (thumb2_subsi_short): New pattern.
4298 (thumb2_one_cmplsi2_short,
4299 thumb2_negsi2_short): New patterns and peepholes.
4301 2008-03-12 Paul Brook <paul@codesourcery.com>
4303 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
4305 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
4307 * config/i386/i386.md (int_cond): New code iterator.
4309 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
4310 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
4311 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
4312 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
4313 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
4314 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
4315 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
4316 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
4318 2008-03-12 Paul Brook <paul@codesourcery.com>
4320 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
4321 instead of {arm,thumb}_compute_save_reg_mask.
4322 (output_return_instruction): Ditto.
4323 (thumb_unexpanded_epilogue): Ditto.
4324 (thumb1_expand_prologue): Ditto.
4325 (thumb1_output_function_prologue): Ditto.
4326 (arm_set_return_address): Ditto.
4327 (thumb_set_return_address): Ditto.
4328 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
4329 regs to achieve stack alignment.
4330 (thumb1_compute_save_reg_mask): Fix compiler warning.
4331 (arm_output_epilogue): Use offsets->saved_regs_mask.
4332 Adjust stack pointer by poping call clobered registers.
4333 (arm_expand_prologue): Use offsets->saved_regs_mask.
4334 Adjust stack pointer by pushing extra registers.
4335 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
4337 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
4340 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
4341 conversion to the operands of a multiplication.
4343 2008-03-12 Richard Guenther <rguenther@suse.de>
4345 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
4346 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
4347 * timevar.def (TV_TREE_PHIPROP): Add.
4348 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
4349 pass description. Use TV_TREE_PHIPROP.
4350 * tree-ssa-forwprop.c: Remove phiprop code.
4352 2008-03-12 Jakub Jelinek <jakub@redhat.com>
4355 * omp-low.c (maybe_lookup_decl): Constify first argument.
4356 (use_pointer_for_field): Change last argument from bool to
4357 omp_context *. Disallow shared copy-in/out in nested
4358 parallel if decl is shared in outer parallel too.
4359 (build_outer_var_ref, scan_sharing_clauses,
4360 lower_rec_input_clauses, lower_copyprivate_clauses,
4361 lower_send_clauses, lower_send_shared_vars): Adjust callers.
4363 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
4364 Ira Rosen <irar@il.ibm.com>
4366 * tree-vectorizer.c (free_stmt_vec_info): New function.
4367 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
4368 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
4369 * tree-vectorizer.h (free_stmt_vec_info): Declare.
4370 * tree-vect-transform.c (vectorizable_conversion): Free
4371 vec_oprnds0 if it was allocated.
4372 (vect_permute_store_chain): Remove unused VECs.
4373 (vectorizable_store): Free VECs that are allocated in the..
4375 (vect_transform_strided_load, vectorizable_load): Likewise.
4376 (vect_remove_stores): Simplify the code.
4377 (vect_transform_loop): Move code to vect_remove_stores().
4378 Call vect_remove_stores() and free_stmt_vec_info().
4380 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4382 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
4383 TARGET_HPUX. Revise comment.
4384 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
4385 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
4386 Use sr4 variant of `be' instruction when not generating PIC code.
4387 (attr_length_call): Adjust for above change.
4389 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
4391 * ipa-reference.c (static_execute): Remove module_statics_const and
4392 associated setting code.
4394 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
4397 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
4398 predicate for operand 1.
4399 (paritysi2_cmp): Use register_operand predicate for operand 2.
4400 Use earlyclobber modifier for operand 1. Remove support for
4402 (paritydi2_cmp): Use register_operand predicate for operand 3.
4403 Use earlyclobber modifier for operand 1. Remove support for
4406 2008-03-11 Paul Brook <paul@codesourcery.com>
4407 Vladimir Prus <vladimir@codesourcery.com>
4409 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
4410 (arm_compute_save_reg0_reg12_mask): Always
4411 check if register 11 must be saved. Always safe hard frame pointer
4412 when frame_pointer_needeed.
4413 (arm_compute_save_reg_mask): Save IP and PC
4414 only with apcs frames.
4415 (arm_output_epilogue): Adjust Thumb2 codepath to
4416 be also invoked and work for ARM non-apcs frames.
4417 (arm_expand_prologue): Don't bother saving IP
4418 for non-apcs frame, since it's not clobbered by
4419 prologue code. Implement non-apcs frame
4422 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
4424 PR rtl-optimization/35281
4425 * expr.c (convert_move): Use a new pseudo for the intermediate
4426 from_mode->word_mode result.
4428 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
4430 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
4431 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
4432 * toplev.c (compile_file): Don't call it.
4434 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
4437 * expr.c (store_expr): Call emit_block_move if the mode
4438 of "temp" RTX is BLKmode.
4440 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
4441 Richard Guenther <rguenther@suse.de>
4443 PR tree-optimization/31358
4444 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
4445 the step with a NULL_TREE.
4446 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
4447 to sizetype if type is a pointer type.
4448 (add_candidate_1): Don't convert the base and step to
4449 the generic type if the orginal type is a pointer type.
4450 (add_iv_value_candidates): Use sizetype for the step
4451 if type is a pointer type.
4452 (cand_value_at): Likewise.
4453 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
4455 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
4456 Don't convert the tem affine to the type.
4457 (add_elt_to_tree): Use sizetype for the step if a pointer.
4458 Use POINTER_PLUS_EXPR for pointers.
4459 (aff_combination_to_tree): Use sizetype for the step if a
4462 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
4464 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
4465 Remove commutativity hint.
4467 2008-03-10 Jakub Jelinek <jakub@redhat.com>
4471 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
4472 errorneous type. Check that v is a VAR_DECL.
4475 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
4477 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
4479 PR tree-optimization/35494
4480 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
4481 may be overriden at link and run time.
4483 2008-03-10 Richard Guenther <rguenther@suse.de>
4485 PR tree-optimization/34677
4486 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
4487 (poolify_tree): Likewise.
4488 (modify_expr_template): Likewise.
4489 (poolify_modify_stmt): Likewise.
4490 (insert_fake_stores): Handle all component-ref style stores
4491 in addition to INDIRECT_REF. Also handle complex types.
4492 Do not poolify the inserted load.
4493 (realify_fake_stores): Do not rebuild the tree but only
4494 make it a SSA_NAME copy.
4495 (init_pre): Remove initialzation of modify_expr_template.
4496 Do not allocate modify_expr_node_pool.
4497 (fini_pre): Do not free modify_expr_node_pool.
4499 2008-03-10 Paul Brook <paul@codesourcery.com>
4501 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
4504 2008-03-10 Paul Brook <paul@codesourcery.com>
4505 Mark Shinwell <shinwell@codesourcery.com>
4507 * config/arm/cortex-r4.md: New.
4508 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
4510 * config/arm/arm.md: Include cortex-r4.md.
4511 (insn): Add smmls, sdiv and udiv values.
4512 (generic_sched): Don't use generic scheduling for Cortex-R4.
4513 (arm_issue_rate): New function.
4514 (TARGET_SCHED_ISSUE_RATE): Define.
4516 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
4518 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
4520 2008-03-10 Richard Guenther <rguenther@suse.de>
4522 * tree-ssa-pre.c (get_sccvn_value): Simplify.
4523 (compute_avail): Do not add stmt uses to AVAIL_OUT.
4525 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
4527 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
4528 Set default to true.
4530 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4532 * c.opt (Wsynth): Deprecate.
4533 * doc/invoke.texi (Option Summary, Warning Options): Document
4534 -Wno-format-contains-nul.
4536 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
4539 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
4540 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
4542 2008-03-09 Ira Rosen <irar@il.ibm.com>
4544 * config/rs6000/rs6000.c (builtin_description): Rename vector
4545 left shift operations.
4546 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
4547 (altivec_vsl<VI_char>): Rename to ...
4548 (ashl<mode>3): ... new name.
4549 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
4551 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
4553 2008-03-08 Richard Guenther <rguenther@suse.de>
4555 * coverage.h (tree_coverage_counter_addr): Declare.
4556 * coverage.c (tree_coverage_counter_addr): New function.
4557 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
4559 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
4560 (tree_gen_one_value_profiler): Likewise.
4561 (tree_gen_ic_profiler): Likewise.
4562 (tree_gen_average_profiler): Likewise.
4563 (tree_gen_ior_profiler): Likewise.
4565 2008-03-08 Richard Guenther <rguenther@suse.de>
4567 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
4568 (vn_binary_op_insert): Likewise.
4569 (vn_unary_op_lookup): Likewise.
4570 (vn_unary_op_insert): Likewise.
4571 (vn_nary_op_lookup): Declare.
4572 (vn_nary_op_insert): Likewise.
4573 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
4574 and binary hashes, use a single obstack for unary_op_pool
4576 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
4577 a single struct vn_nary_op_s. Store tree code length and
4578 a variable number of operands.
4579 (struct vn_reference_op_struct): Remove unused op2.
4580 (vn_reference_op_eq): Do not compare op2.
4581 (vn_reference_op_compute_hash): Do not compute hash of op2.
4582 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
4583 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
4584 with vn_nary_op_compute_hash.
4585 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
4586 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
4588 (vn_unary_op_insert, vn_binary_op_insert): Replace with
4590 (visit_unary_op): Call nary functions.
4591 (visit_binary_op): Likewise.
4592 (process_scc): Adjust for struct vn_tables_s changes.
4593 (allocate_vn_table): Likewise.
4594 (free_vn_table): Likewise.
4595 * tree-vn.c (vn_add): Call nary functions.
4596 (vn_lookup): Likewise.
4598 2008-03-08 Jakub Jelinek <jakub@redhat.com>
4601 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
4602 wdst back after sync_compare_and_swapqhi_internal.
4604 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
4607 * config/i386/i386-modes.def (V1DI): New vector mode.
4608 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
4609 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
4610 (MMXMODE248): Ditto.
4611 (MMXMODE): Add V1DI mode.
4612 (mmxvecsize): Change DI mode to V1DI mode.
4613 ("mov<mode>): Use MMXMODEI8 mode iterator.
4614 ("*mov<mode>_internal_rex64"): Ditto.
4615 ("*mov<mode>_internal"): Ditto.
4616 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
4617 ("mmx_sub<mode>3"): Ditto.
4618 ("mmx_adddi3"): Remove insn pattern.
4619 ("mmx_subdi3"): Ditto.
4620 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
4621 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
4622 ("mmx_ashl<mode>3"): Ditto.
4623 ("mmx_lshrdi3"): Remove insn pattern.
4624 ("mmx_ashldi3"): Ditto.
4625 * config/i386/i386.c (classify_argument): Handle V1DImode.
4626 (function_arg_advance_32): Ditto.
4627 (function_arg_32): Ditto.
4628 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
4629 mmx_addv1di3 insn pattern.
4630 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
4631 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
4632 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
4633 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
4634 Remove definitions of built-in functions.
4635 (V1DI_type_node): New node.
4636 (v1di_ftype_v1di_int): Ditto.
4637 (v1di_ftype_v1di_v1di): Ditto.
4638 (v2si_ftype_v2si_si): Ditto.
4639 (v4hi_ftype_v4hi_di): Remove node.
4640 (v2si_ftype_v2si_di): Ditto.
4641 (ix86_init_mmx_sse_builtins): Handle V1DImode.
4642 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
4643 Redefine builtins using def_builtin_const with *_ftype_*_int node.
4644 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
4645 Add new builtins using def_builtin_const.
4646 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
4647 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
4648 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
4649 * config/i386/mmintrin.h (__v1di): New typedef.
4650 (_mm_add_si64): Cast arguments to __v1di type.
4651 (_mm_sub_si64): Ditto.
4652 (_mm_sll_pi16): Cast __count to __v4hi type.
4653 (_mm_sll_pi32): Cast __count to __v2si type.
4654 (_mm_sll_si64): Cast arguments to __v1di type.
4655 (_mm_srl_pi16): Cast __count to __v4hi type.
4656 (_mm_srl_pi32): Cast __count to __v2si type.
4657 (_mm_srl_si64): Cast arguments to __v1di type.
4658 (_mm_sra_pi16): Cast __count to __v4hi type.
4659 (_mm_sra_pi32): Cast __count to __v2si type.
4660 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
4661 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
4662 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
4663 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
4664 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
4665 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
4666 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
4667 (_mm_srai_pi32): Use __builtin_ia32_psradi.
4668 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
4669 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4670 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4671 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
4673 2008-03-07 Joseph Myers <joseph@codesourcery.com>
4675 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
4677 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
4680 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
4681 reg+const addressing for Altivec modes. Don't generate reg+reg
4682 addressing for TFmode or TDmode quantities.
4684 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
4686 * c-common.c (vector_types_convertible_p): Call langhook
4687 instead of comptypes.
4689 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4692 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
4693 integral and scalar float variables which have a
4696 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
4698 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
4699 dwarf_register_span hook when emitting unwind information for
4700 register-to-memory saves.
4701 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
4702 (rs6000_frame_related): Remove call to spe_synthesize_frame.
4704 2008-03-06 Jakub Jelinek <jakub@redhat.com>
4706 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
4707 for the same VAR_DECL.
4709 2008-03-06 Tom Tromey <tromey@redhat.com>
4712 * doc/standards.texi (Standards): Don't mention treelang.
4713 * doc/invoke.texi (Overall Options): Don't mention treelang.
4714 * doc/install.texi (Prerequisites): Don't mention bison or
4716 (Configuration): Don't mention treelang.
4717 (Building): Likewise.
4718 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
4720 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
4722 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
4723 word-extractions out of a multi-word object.
4725 2008-03-06 Richard Guenther <rguenther@suse.de>
4727 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
4728 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
4729 result type and precision.
4730 * expr.c (get_inner_reference): Set unsignedp based on the result
4731 type of BIT_FIELD_REF.
4732 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
4733 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
4734 (try_instantiate_multiple_fields): Likewise. Use the correct type
4736 (sra_build_assignment): Likewise.
4737 (sra_build_elt_assignment): Likewise.
4738 (sra_explode_bitfield_assignment): Likewise.
4739 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
4740 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
4741 set BIT_FIELD_REF_UNSIGNED.
4742 (vectorizable_load): Likewise.
4744 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
4746 * cse.c (cse_extended_basic_block): Invalidate artificial defs
4749 2008-03-06 Richard Guenther <rguenther@suse.de>
4751 * alias.c (struct alias_set_entry): Move has_zero_child field
4752 to pack with alias_set.
4754 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4756 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4759 2008-03-05 Ian Lance Taylor <iant@google.com>
4761 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
4763 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4765 * fwprop.c (update_df): Support width and offset parameters of
4767 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
4768 global_conflicts): Change DF_REF_EXTRACT to either
4769 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4770 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4771 * df-scan.c (df_ref_record, df_defs_record,
4772 df_ref_create_structure, df_def_record_1, df_uses_record,
4773 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
4774 df_bb_refs_collect, df_entry_block_defs_collect,
4775 df_exit_block_uses_collect): Support new width and offset fields.
4776 (ref_extract_pool): New storage pool.
4777 (df_free_ref): New function.
4778 (df_reg_chain_unlink, df_free_collection_rec,
4779 df_sort_and_compress_refs): Call df_free_ref.
4780 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
4782 (df_ref_create_structure): Allocate df_ref_extract if offset and
4783 width fields are used.
4784 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
4785 (df_uses_record): Get offset and width from ZERO_EXTRACT
4787 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
4788 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4789 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4790 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
4791 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4792 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4793 (df_ref_extract): New structure.
4794 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
4795 (df_ref_create): Add width and offset parameters.
4797 2008-03-05 Richard Guenther <rguenther@suse.de>
4799 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4800 Use ranges_overlap_p.
4801 (offset_overlaps_with_access): Rename
4802 to ranges_overlap_p and move ...
4803 * tree-flow-inline.h (ranges_overlap_p): ... here.
4805 * tree.h (get_inner_reference, handled_component_p): Update
4808 * tree.h (record_component_aliases, get_alias_set,
4809 alias_sets_conflict_p, alias_sets_must_conflict_p,
4810 objects_must_conflict_p): Move declarations ...
4811 * alias.h (record_component_aliases, get_alias_set,
4812 alias_sets_conflict_p, alias_sets_must_conflict_p,
4813 objects_must_conflict_p): ... here.
4814 Include coretypes.h.
4815 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
4817 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
4819 * cfg.c: Include tree-flow.h.
4820 (remove_edge_raw): Call redirect_edge_var_map_clear.
4821 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
4822 * tree-flow-inline.h (redirect_edge_var_map_def): New.
4823 (redirect_edge_var_map_result): New.
4824 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
4825 PENDING_STMT use with redirect_edge_var_map_*.
4826 * tree-ssa.c (edge_var_maps): New definition.
4827 (redirect_edge_var_map_add): New.
4828 (redirect_edge_var_map_clear): New.
4829 (redirect_edge_var_map_dup): New.
4830 (redirect_edge_var_map_vector): New.
4831 (redirect_edge_var_map_destroy): New.
4832 (ssa_redirect_edge): Replace PENDING_STMT use with
4833 redirect_edge_var_map_*.
4834 (flush_pending_stmts): Same.
4835 (delete_tree_ssa): Destroy edge var map.
4836 * tree-flow.h (struct _edge_var_map): New.
4837 Define edge_var_map vector type.
4838 Declare redirect_edge_var_map_* prototypes.
4839 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
4840 * tree-cfg.c (reinstall_phi_args): Replace
4841 PENDING_STMT use with redirect_edge_var_map_*.
4843 2008-03-05 Richard Guenther <rguenther@suse.de>
4845 PR tree-optimization/35472
4846 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
4847 whose single use_stmt has a overlapping set of loaded and
4848 stored symbols as that use_stmt might be a noop assignment then.
4850 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
4852 * gthr-rtems.h: Implement __gthread_mutex_destroy.
4854 2008-03-05 Richard Guenther <rguenther@suse.de>
4857 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
4858 should be constants.
4859 * tree-cfg.c (verify_expr): Verify it.
4860 * fold-const.c (fold_truthop): Remove code generating
4861 BIT_FIELD_REFs of structure bases.
4862 (fold_binary): Likewise.
4863 (fold_ternary): Position and size of BIT_FIELD_REFs are
4864 always host integers.
4865 (make_bit_field_ref): Remove.
4866 (optimize_bit_field_compare): Remove.
4867 (all_ones_mask_p): Remove.
4869 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
4872 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
4873 (split_block_and_df_analyze): New. Split basic block and rebuild
4875 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
4877 (split_pattern_seq): Likewise.
4878 (erase_matching_seqs): Likewise.
4879 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
4881 2008-03-04 Geoff Keating <geoffk@apple.com>
4883 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
4884 declaration and code.
4885 (tree_invalid_nonnegative_warnv_p): Likewise.
4887 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4889 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
4890 examples. Truncate option-names then causing overfull hbox.
4892 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4895 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
4897 * configure: Rebuilt.
4899 2008-03-04 Rafael Espindola <espindola@google.com>
4901 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
4902 (tree_unary_nonnegative_warnv_p): New.
4903 (tree_binary_nonnegative_warnv_p): New.
4904 (tree_single_nonnegative_warnv_p): New.
4905 (tree_invalid_nonnegative_warnv_p): New.
4906 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
4908 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4911 * opts.c (handle_option): Postpone 'unknown option' errors only for
4914 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
4917 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
4920 2008-03-04 Rafael Espindola <espindola@google.com>
4922 * fold-const.c (tree_unary_nonzero_warnv_p): New.
4923 (tree_binary_nonzero_warnv_p): New.
4924 (tree_single_nonzero_warnv_p): New.
4925 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
4927 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
4930 * fold-const.c (fold_cond_expr_with_comparison): Prevent
4931 transformations for modes that have signed zeros.
4932 * ifcvt.c (noce_try_abs): Ditto.
4934 2008-03-04 Joseph Myers <joseph@codesourcery.com>
4936 * config/i386/i386.c (override_options): Force
4937 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
4939 2008-03-04 Jan Hubicka <jh@suse.cz>
4942 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
4945 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4947 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
4948 label to probe the stack.
4950 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4952 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
4953 (__gthr_win32_mutex_destroy): Declare.
4954 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
4955 __gthr_win32_mutex_destroy.
4956 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
4958 2008-03-03 Jan Hubicka <jh@suse.cz>
4961 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
4962 aggressive on inlining cold calls.
4964 2008-03-03 Richard Guenther <rguenther@suse.de>
4966 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
4967 struct copies into the expression table.
4968 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
4969 (try_to_simplify): Likewise.
4970 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
4971 integral and pointer arguments which do not change the
4972 precision to NOP_EXPRs.
4973 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
4974 VIEW_CONVERT_EXPR case.
4976 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
4978 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
4979 defined in a loop at depth 0 is invariant.
4980 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4981 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
4982 be called at loop depth 0.
4984 2008-03-02 Jakub Jelinek <jakub@redhat.com>
4987 * gcc.c (process_command): Update copyright notice dates.
4988 * gcov.c (print_version): Likewise.
4989 * gcov-dump.c (print_version): Likewise.
4990 * mips-tfile.c (main): Likewise.
4991 * mips-tdump.c (main): Likewise.
4993 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4996 * c-common.c (flag_permissive): Delete.
4997 (constant_expression_warnings): Check flags first.
4998 (constant_expression_error): New.
4999 * c-common.h (flag_permissive): Delete.
5000 (constant_expression_error): Declare.
5001 * flags.h (flag_permissive): Declare. Update description.
5002 * diagnostic.c (pedwarn): Update.
5004 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
5005 (permissive_error_kind): New.
5006 * toplev.c (flag_permissive): Define. Update description.
5007 * toplev.h (permissive_error_kind): Declare.
5008 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
5009 (pedwarn_c90): Use pedantic_warning_kind.
5010 * c-opts.c (c_common_post_options): flag_permissive does not affect
5011 flag_pedantic_errors.
5013 2008-03-02 Joseph Myers <joseph@codesourcery.com>
5015 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
5016 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
5017 __absvsi2, __absvDI2): Use unsigned arithmetic.
5019 2008-03-02 Andi Kleen <ak@suse.de>
5020 Richard Guenther <rguenther@suse.de>
5022 * struct-equiv.c: Remove file.
5023 * cfg_cleanup.c (condjump_equiv_p): Remove.
5024 * Makefile.in (OBJS-common): Remove struct-equiv.o.
5025 (struct-equiv.o): Remove rule.
5026 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
5027 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
5028 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
5030 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5032 * ifcvt.c (noce_process_if_block): Try to handle only the then
5033 block if the else block exists but isn't suitable.
5035 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
5038 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
5039 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
5040 regression from previous patch.
5042 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
5045 * gthr.h: Add __gthread_mutex_destroy as a function that must be
5047 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
5048 * gthr-single.h (__gthread_mutex_destroy): Likewise.
5049 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
5050 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
5051 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
5052 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
5053 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
5054 (__gthread_mutex_destroy_function): Rename to
5055 __gthread_mutex_destroy.
5056 * gthr-dce.h (__gthread_mutex_destroy): Call
5057 pthread_mutex_destroy.
5058 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
5059 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
5060 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
5062 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5064 * df-scan.c (df_ref_chain_change_bb): Simplify.
5065 (df_insn_change_bb): Add new_bb argument. Simplify. Call
5066 set_block_for_insn if there's any change.
5067 * df.h ((df_insn_change_bb): Fix prototype.
5068 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
5069 df_insn_change_bb, don't call set_block_for_insn.
5070 * emit-rtl.c (reorder_insns): Likewise.
5071 * haifa-sched.c (move_insn): Likewise.
5073 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5075 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
5077 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5079 * tree-flow-inline.h (next_readonly_imm_use): Return
5080 NULL_USE_OPERAND_P after the end.
5082 2008-03-01 Richard Guenther <rguenther@suse.de>
5084 PR tree-optimization/35411
5085 * tree-sra.c (sra_build_assignment): Split conversion to
5086 final type to a separate statement if we are not assigning
5089 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5091 * fold-const.c (fold_convertible_p): Correct the logic to follow
5092 that in fold_convert().
5094 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
5097 * tree-inline.c (build_duplicate_type): When we make a
5098 duplicate type, make it unique in the canonical types system.
5100 2008-02-29 Tom Tromey <tromey@redhat.com>
5102 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
5103 input_file_stack_history, input_file_stack_restored): Remove.
5104 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
5105 * input.h (struct file_stack): Remove.
5106 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
5107 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
5109 * diagnostic.h (struct diagnostic_context) <last_module>: Change
5111 (diagnostic_last_module_changed): Add 'map' argument.
5112 (diagnostic_set_last_function): Likewise.
5113 * diagnostic.c (undiagnostic_report_current_module): Iterate using
5114 line map, not input_file_stack.
5115 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
5117 2008-02-29 Paul Brook <paul@codesourcery.com>
5119 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
5121 2008-02-29 Paul Brook <paul@codesourcery.com>
5123 * config/arm/ieee754-df.S (muldf3): Use RET macros.
5125 2008-02-29 Richard Guenther <rguenther@suse.de>
5127 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
5129 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
5130 value for comparing for a store match.
5131 (simplify_unary_expression): Do nothing for SSA_NAMEs.
5132 (try_to_simplify): Do not do a full-blown reference lookup.
5134 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
5136 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
5137 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5139 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
5141 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
5143 * tree-loop-linear.c (try_interchange_loops): Compare memory access
5144 strides against cache sizes.
5146 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
5148 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
5151 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
5153 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
5154 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
5155 is smaller than the original promoted value.
5156 (simplify_subreg): If OP is a SUBREG, try to preserve its
5157 SUBREG_PROMOTED_VAR_P information.
5159 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
5161 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
5162 (VN_INFO_GET): Allocate new objects on the obstack.
5163 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
5164 for rpo_numbers_temp, for consistency.
5165 (free_scc_vn): Free the obstack.
5167 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
5169 * doc/invoke.texi: Document -ftree-loop-distribution.
5170 * tree-loop-distribution.c: New.
5171 * tree-pass.h (pass_loop_distribution): New.
5172 * graphds.h (struct graph): Add htab_t indices.
5173 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
5174 * tree-vectorizer.c (rename_variables_in_loop): Extern.
5175 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
5176 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
5177 * tree-data-ref.c (debug_data_dependence_relations): New.
5178 (dump_data_dependence_relation): Also print data references.
5179 (free_data_ref): Extern.
5180 (same_access_functions): Moved...
5181 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
5182 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5183 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
5184 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
5185 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
5186 (stmts_from_loop): Skip LABEL_EXPR.
5187 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
5189 (build_rdg): Initialize rdg->indices htab.
5190 (free_rdg, stores_from_loop, ref_base_address,
5191 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
5192 have_similar_memory_accesses_1, ref_base_address_1,
5193 remove_similar_memory_refs): New.
5194 * tree-data-ref.h: Depend on tree-chrec.h.
5195 (debug_data_dependence_relations, free_data_ref): Declared.
5196 (same_access_functions): ... here.
5197 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
5199 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
5200 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
5201 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
5202 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5203 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
5204 rdg_vertex_for_stmt): Declared.
5205 (struct rdg_edge): Add level.
5207 (free_rdg, stores_from_loop, remove_similar_memory_refs,
5208 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
5210 (rdg_has_similar_memory_accesses): New.
5211 * tree-vect-analyze.c: Remove unused static decls.
5212 * lambda.h (dependence_level): New.
5213 * common.opt (ftree-loop-distribution): New.
5214 * tree-flow.h (mark_virtual_ops_in_bb,
5215 slpeel_tree_duplicate_loop_to_edge_cfg,
5216 rename_variables_in_loop): Declared.
5217 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
5218 (OBJS-common): Add tree-loop-distribution.o.
5219 (tree-loop-distribution.o): New rule.
5220 * tree-cfg.c (mark_virtual_ops_in_bb): New.
5221 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
5222 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
5224 2008-02-28 Joseph Myers <joseph@codesourcery.com>
5227 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
5228 other than structures and unions.
5230 2008-02-28 Richard Guenther <rguenther@suse.de>
5233 2008-02-26 Richard Guenther <rguenther@suse.de>
5235 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5236 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5237 (lookup_decl_from_uid): Declare.
5238 (remove_decl_from_map): Likewise.
5239 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5240 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5241 (decl_for_uid_map): New global hashtable mapping DECL_UID
5243 (init_ttree): Allocate it.
5244 (insert_decl_to_uid_decl_map): New helper function.
5245 (make_node_stat): Insert new decls into the map.
5246 (copy_node_stat): Likewise.
5247 (lookup_decl_from_uid): New function.
5248 (remove_decl_from_map): Likewise.
5249 (print_decl_for_uid_map_statistics): New helper.
5250 (dump_tree_statistics): Call it.
5252 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5253 (referenced_var_iterator): Adjust.
5254 (FOR_EACH_REFERENCED_VAR): Adjust.
5255 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5256 (num_referenced_vars): Adjust.
5257 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5258 (first_referenced_var): Remove.
5259 (end_referenced_vars_p): Likewise.
5260 (next_referenced_var): Likewise.
5261 (referenced_var_iterator_set): New helper function.
5262 * tree-dfa.c (referenced_var_lookup): Adjust.
5263 (referenced_var_check_and_insert): Likewise.
5264 (remove_referenced_var): Likewise.
5265 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5266 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5267 (verify_call_clobbering): Likewise.
5268 (verify_memory_partitions): Likewise.
5269 (init_tree_ssa): Allocate bitmap instead of hashtable for
5271 (delete_tree_ssa): Adjust.
5272 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5273 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5274 (compute_tag_properties): Likewise.
5275 (set_initial_properties): Likewise.
5276 (find_partition_for): Likewise.
5277 (update_reference_counts): Likewise.
5278 (dump_may_aliases_for): Likewise.
5279 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5280 (add_call_clobber_ops): Likewise.
5281 (add_call_read_ops): Likewise.
5282 (get_asm_expr_operands): Likewise.
5283 * tree-into-ssa.c (dump_decl_set): Likewise.
5284 (update_ssa): Likewise.
5285 * tree-sra.c (scan_function): Likewise.
5286 (decide_instantiations): Likewise.
5287 (scalarize_parms): Likewise.
5288 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5289 (dsa_named_for): Likewise.
5290 * tree-ssa-structalias.c (update_alias_info): Likewise.
5291 (merge_smts_into): Likewise.
5293 2008-02-27 David Daney <ddaney@avtrex.com>
5296 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
5297 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
5298 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
5299 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
5300 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
5302 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
5305 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
5306 (BUILT_IN_NEXTTOWARD): Remove.
5307 (BUILT_IN_NEXTTOWARDF): Ditto.
5308 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
5309 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
5311 2008-02-27 Tom Tromey <tromey@redhat.com>
5313 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
5314 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
5316 2008-02-27 Jan Beulich <jbeulich@novell.com>
5318 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
5319 update the respective field on newdecl.
5321 2008-02-27 Revital Eres <eres@il.ibm.com>
5323 PR rtl-optimization/34999
5324 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
5325 crossing edges that ends with a call insn.
5326 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
5327 call insn and clear the EDGE_CROSSING flag of the crossing edge
5328 when fixing fallthru edges.
5330 2008-02-27 Richard Guenther <rguenther@suse.de>
5333 * fold-const.c (fold_unary): Return the correct argument,
5334 converted to the result type.
5336 2008-02-27 Richard Guenther <rguenther@suse.de>
5339 * expr.c (expand_expr_real_1): Assert on rotates that operate
5341 * fold-const.c (fold_binary): Use the types precision, not the
5342 bitsize of the mode if folding rotate expressions. Build rotates
5343 only for full modes.
5345 2008-02-27 Jakub Jelinek <jakub@redhat.com>
5347 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
5349 * c-pragma.c (pragma_ns_name): New typedef.
5350 (registered_pp_pragmas): New variable.
5351 (c_pp_lookup_pragma): New function.
5352 (c_register_pragma_1): If flag_preprocess_only, do nothing
5353 for non-expanded pragmas, for expanded ones push pragma's
5354 namespace and name into registered_pp_pragmas vector.
5355 (c_invoke_pragma_handler): Register OpenMP pragmas even when
5356 flag_preprocess_only, don't register GCC pch_preprocess
5357 pragma if flag_preprocess_only.
5358 * c-opts.c (c_common_init): Call init_pragma even if
5359 flag_preprocess_only.
5360 * c-pragma.c (c_pp_lookup_pragma): New prototype.
5361 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
5362 cpp_register_pragma if flag_preprocess_only.
5364 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5367 * c-parser.c (c_parser_translation_unit): Warn for empty
5368 translation unit, not empty source file.
5370 2008-02-26 Paul Brook <paul@codesourcery.com>
5372 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
5373 operand for Thumb-2.
5374 * config/arm/arm.h (reg_class): Add CORE_REGS.
5375 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
5376 (BASE_REG_CLASS): Use CORE_REGS.
5377 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
5378 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
5379 (REGNO_OK_FOR_INDEX_P): Exclude SP.
5380 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
5381 ARM_REGNO_OK_FOR_INDEX_P.
5382 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
5383 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
5384 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
5385 (ldm/stm peepholes): Ditto.
5386 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
5387 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
5388 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
5389 * config/arm/constraints.md: Enable "k" constraint on ARM.
5391 2008-02-27 Ben Elliston <bje@au.ibm.com>
5393 * config/rs6000/rs6000.c: Annotate cache line size field in all
5394 instances of struct processor_costs.
5396 2008-02-26 David Edelsohn <edelsohn@gnu.org>
5398 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
5399 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
5400 jump_bypass): New counters.
5401 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
5402 * dce.c (gate_ud_dce): Same.
5403 (gate_fast_dce): Same.
5404 * dse.c (gate_dse1): New function.
5405 (gate_dse2): New function.
5406 (gate_dse): Merge results of new gate functions.
5407 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
5408 (gate_handle_jump_bypass): Add dbg_cnt.
5409 (gate_handle_gcse): Add dbg_cnt.
5410 * ifcvt.c (gate_handle_if_conversion): Same.
5411 (gate_handle_if_after_combine): Same.
5412 (gate_handle_if_after_reload): Same.
5413 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
5415 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
5417 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
5419 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
5421 2008-02-26 Jason Merrill <jason@redhat.com>
5424 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
5425 alone if it's the naming decl for the type's main variant.
5427 2008-02-26 Tom Tromey <tromey@redhat.com>
5429 * system.h (USE_MAPPED_LOCATION): Poison.
5430 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
5431 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
5432 (make_goto_expr_edges): Likewise.
5433 (remove_bb): Likewise.
5434 (execute_warn_function_return): Likewise.
5435 * basic-block.h (struct edge_def) <goto_locus>: Change type to
5437 * c-common.c (fname_decl): Remove old location code.
5438 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
5440 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
5442 (ASM_INPUT_SOURCE_LOCATION): Likewise.
5443 (gen_rtx_ASM_INPUT): Likewise.
5444 (gen_rtx_ASM_INPUT_loc): Likewise.
5445 (get_rtx_asm_OPERANDS): Remove.
5446 * cfglayout.c (insn_locators_alloc): Remove old location code.
5447 (set_curr_insn_source_location): Likewise.
5448 (curr_insn_locator): Likewise.
5449 * print-tree.c (print_node): Remove old location code.
5450 * tree-mudflap.c (mf_varname_tree): Remove old location code.
5451 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
5452 * cfgexpand.c (expand_gimple_cond_expr): Don't use
5453 location_from_locus.
5454 (construct_exit_block): Remove old location code.
5455 * emit-rtl.c (force_next_line_note): Remove old location code.
5456 * profile.c (branch_prob): Remove old location code.
5457 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
5458 LOC_LINE): Remove old-location variants.
5459 * langhooks.c (lhd_print_error_function): Remove old location
5461 * configure, config.in: Rebuilt.
5462 * configure.ac (--enable-mapped-location): Remove.
5463 * c-decl.c (c_init_decl_processing): Remove old location code.
5464 (finish_function): Likewise.
5465 * recog.c (decode_asm_operands): Remove old location code.
5466 * c-pch.c (c_common_read_pch): Remove old location code.
5467 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
5469 * gimple-low.c (lower_function_body): Remove old location code.
5470 * toplev.c (unknown_location): Remove.
5471 (push_srcloc): Remove old-location variant.
5472 (process_options): Remove old location code.
5473 (lang_dependent_init): Likewise.
5474 * input.h (UNKNOWN_LOCATION): Move definition.
5475 (location_t): Undeprecate.
5476 (source_locus): Remove.
5477 (location_from_locus): Remove.
5478 (struct location_s): Remove.
5479 Remove all old-location code.
5480 (input_line, input_filename): Remove.
5481 * final.c (final_scan_insn): Remove old location code.
5482 * diagnostic.c (diagnostic_build_prefix): Remove
5483 USE_MAPPED_LOCATION test.
5484 * tree.h (gimple_stmt) <locus>: Now a location_t.
5485 (tree_exp) <locus>: Likewise.
5486 (DECL_IS_BUILTIN): Remove old-location variant.
5487 (annotate_with_file_line, annotate_with_locus): Likewise.
5488 (expr_locus, set_expr_locus): Update.
5489 * tree.c (build1_stat): Remove old location code.
5490 (last_annotated_node): Remove.
5491 (annotate_with_file_line): Remove old-location variant.
5492 (annotate_with_locus): Likewise.
5493 (expr_location): Remove old location code.
5494 (set_expr_location): Likewise.
5495 (expr_has_location): Likewise.
5496 (expr_locus): Likewise.
5497 (set_expr_locus): Likewise.
5498 (expr_filename): Don't use location_from_locus.
5499 (expr_lineno): Likewise.
5500 * rtl-error.c (location_for_asm): Remove old location code.
5501 * c-lex.c (cb_line_change): Remove old location code.
5502 (fe_file_change): Likewise.
5503 (cb_def_pragma): Likewise.
5504 (c_lex_with_flags): Likewise.
5505 * gengtype.c (do_typedef): Don't special-case location types.
5506 (define_location_structures): Remove.
5507 (main): Don't call define_location_structures.
5508 * tree-pretty-print.c (dump_implicit_edges): Remove old location
5511 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5514 * builtins.def (BUILT_IN_STDARG_START): Remove.
5515 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
5516 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5517 * tree-inline.c (inline_forbidden_p_1): Likewise.
5519 2008-02-26 Richard Guenther <rguenther@suse.de>
5521 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5522 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5523 (lookup_decl_from_uid): Declare.
5524 (remove_decl_from_map): Likewise.
5525 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5526 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5527 (decl_for_uid_map): New global hashtable mapping DECL_UID
5529 (init_ttree): Allocate it.
5530 (insert_decl_to_uid_decl_map): New helper function.
5531 (make_node_stat): Insert new decls into the map.
5532 (copy_node_stat): Likewise.
5533 (lookup_decl_from_uid): New function.
5534 (remove_decl_from_map): Likewise.
5535 (print_decl_for_uid_map_statistics): New helper.
5536 (dump_tree_statistics): Call it.
5538 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5539 (referenced_var_iterator): Adjust.
5540 (FOR_EACH_REFERENCED_VAR): Adjust.
5541 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5542 (num_referenced_vars): Adjust.
5543 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5544 (first_referenced_var): Remove.
5545 (end_referenced_vars_p): Likewise.
5546 (next_referenced_var): Likewise.
5547 (referenced_var_iterator_set): New helper function.
5548 * tree-dfa.c (referenced_var_lookup): Adjust.
5549 (referenced_var_check_and_insert): Likewise.
5550 (remove_referenced_var): Likewise.
5551 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5552 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5553 (verify_call_clobbering): Likewise.
5554 (verify_memory_partitions): Likewise.
5555 (init_tree_ssa): Allocate bitmap instead of hashtable for
5557 (delete_tree_ssa): Adjust.
5558 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5559 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5560 (compute_tag_properties): Likewise.
5561 (set_initial_properties): Likewise.
5562 (find_partition_for): Likewise.
5563 (update_reference_counts): Likewise.
5564 (dump_may_aliases_for): Likewise.
5565 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5566 (add_call_clobber_ops): Likewise.
5567 (add_call_read_ops): Likewise.
5568 (get_asm_expr_operands): Likewise.
5569 * tree-into-ssa.c (dump_decl_set): Likewise.
5570 (update_ssa): Likewise.
5571 * tree-sra.c (scan_function): Likewise.
5572 (decide_instantiations): Likewise.
5573 (scalarize_parms): Likewise.
5574 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5575 (dsa_named_for): Likewise.
5576 * tree-ssa-structalias.c (update_alias_info): Likewise.
5577 (merge_smts_into): Likewise.
5579 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5582 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
5583 * c-opts.c (c_common_handle_option): Wall enables
5584 Wvolatile-register-var.
5585 * common.opt: Move Wvolatile-register-var to...
5588 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5590 * common.opt (Wlarger-than=): New.
5591 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
5593 * opts.c (common_handle_option): Handle -Wlarger-than=.
5594 * optc-gen.awk: Likewise.
5595 * opth-gen.awk: Likewise.
5596 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
5597 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5599 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5601 * c-common.c (match_case_to_enum_1): Add appropriate
5602 OPT_W* parameter to warning.
5603 (c_do_switch_warnings): Likewise.
5604 * c-typeck.c (warning_init): Add one more parameter following
5606 (push_init_level): Update call to warning_init.
5607 (pop_init_level): Likewise.
5608 (add_pending_init): Likewise.
5609 (output_init_element: Likewise.
5611 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5614 * toplev.c (toplev_main): If there are warnings or error, print
5615 errors for ignored options.
5616 * opts.c (ignored_options): New static variable.
5617 (postpone_unknown_option_error): New.
5618 (print_ignored_options): New.
5619 (handle_option): Postpone errors for unknown -Wno-* options.
5620 * opts.h (print_ignored_options): Declare.
5622 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
5624 * config/mips/mips.md (loadgp_blockage, blockage): Change type
5627 2008-02-25 Richard Guenther <rguenther@suse.de>
5630 2008-02-25 Richard Guenther <rguenther@suse.de>
5632 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5633 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5634 (lookup_decl_from_uid): Declare.
5635 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5636 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5637 (decl_for_uid_map): New global hashtable mapping DECL_UID
5639 (init_ttree): Allocate it.
5640 (insert_decl_to_uid_decl_map): New helper function.
5641 (make_node_stat): Insert new decls into the map.
5642 (copy_node_stat): Likewise.
5643 (lookup_decl_from_uid): New function.
5644 (print_decl_for_uid_map_statistics): New helper.
5645 (dump_tree_statistics): Call it.
5647 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5648 (referenced_var_iterator): Adjust.
5649 (FOR_EACH_REFERENCED_VAR): Adjust.
5650 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5651 (num_referenced_vars): Adjust.
5652 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5653 (first_referenced_var): Remove.
5654 (end_referenced_vars_p): Likewise.
5655 (next_referenced_var): Likewise.
5656 (referenced_var_iterator_set): New helper function.
5657 * tree-dfa.c (referenced_var_lookup): Adjust.
5658 (referenced_var_check_and_insert): Likewise.
5659 (remove_referenced_var): Likewise.
5660 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5661 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5662 (verify_call_clobbering): Likewise.
5663 (verify_memory_partitions): Likewise.
5664 (init_tree_ssa): Allocate bitmap instead of hashtable for
5666 (delete_tree_ssa): Adjust.
5667 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5668 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5669 (compute_tag_properties): Likewise.
5670 (set_initial_properties): Likewise.
5671 (find_partition_for): Likewise.
5672 (update_reference_counts): Likewise.
5673 (dump_may_aliases_for): Likewise.
5674 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5675 (add_call_clobber_ops): Likewise.
5676 (add_call_read_ops): Likewise.
5677 (get_asm_expr_operands): Likewise.
5678 * tree-into-ssa.c (dump_decl_set): Likewise.
5679 (update_ssa): Likewise.
5680 * tree-sra.c (scan_function): Likewise.
5681 (decide_instantiations): Likewise.
5682 (scalarize_parms): Likewise.
5683 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5684 (dsa_named_for): Likewise.
5685 * tree-ssa-structalias.c (update_alias_info): Likewise.
5686 (merge_smts_into): Likewise.
5688 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5691 * doc/invoke.texi (-fcx-limited-range): Document new option.
5692 * toplev.c (process_options): Handle -fcx-fortran-rules.
5693 * common.opt: Add documentation for -fcx-fortran-rules.
5695 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5698 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
5699 actual behaviour and C99.
5701 2008-02-26 Ben Elliston <bje@au.ibm.com>
5703 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
5704 (ASM_CPU_POWER6_SPEC): Likewise.
5705 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
5706 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
5707 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
5709 2008-02-25 Richard Guenther <rguenther@suse.de>
5711 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5712 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5713 (lookup_decl_from_uid): Declare.
5714 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5715 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5716 (decl_for_uid_map): New global hashtable mapping DECL_UID
5718 (init_ttree): Allocate it.
5719 (insert_decl_to_uid_decl_map): New helper function.
5720 (make_node_stat): Insert new decls into the map.
5721 (copy_node_stat): Likewise.
5722 (lookup_decl_from_uid): New function.
5723 (print_decl_for_uid_map_statistics): New helper.
5724 (dump_tree_statistics): Call it.
5726 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5727 (referenced_var_iterator): Adjust.
5728 (FOR_EACH_REFERENCED_VAR): Adjust.
5729 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5730 (num_referenced_vars): Adjust.
5731 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5732 (first_referenced_var): Remove.
5733 (end_referenced_vars_p): Likewise.
5734 (next_referenced_var): Likewise.
5735 (referenced_var_iterator_set): New helper function.
5736 * tree-dfa.c (referenced_var_lookup): Adjust.
5737 (referenced_var_check_and_insert): Likewise.
5738 (remove_referenced_var): Likewise.
5739 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5740 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5741 (verify_call_clobbering): Likewise.
5742 (verify_memory_partitions): Likewise.
5743 (init_tree_ssa): Allocate bitmap instead of hashtable for
5745 (delete_tree_ssa): Adjust.
5746 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5747 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5748 (compute_tag_properties): Likewise.
5749 (set_initial_properties): Likewise.
5750 (find_partition_for): Likewise.
5751 (update_reference_counts): Likewise.
5752 (dump_may_aliases_for): Likewise.
5753 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5754 (add_call_clobber_ops): Likewise.
5755 (add_call_read_ops): Likewise.
5756 (get_asm_expr_operands): Likewise.
5757 * tree-into-ssa.c (dump_decl_set): Likewise.
5758 (update_ssa): Likewise.
5759 * tree-sra.c (scan_function): Likewise.
5760 (decide_instantiations): Likewise.
5761 (scalarize_parms): Likewise.
5762 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5763 (dsa_named_for): Likewise.
5764 * tree-ssa-structalias.c (update_alias_info): Likewise.
5765 (merge_smts_into): Likewise.
5767 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
5770 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
5771 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
5772 * alias.h (nonoverlapping_memrefs_p): Likewise.
5774 2008-02-25 Jan Beulich <jbeulich@novell.com>
5776 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
5777 * config/i386/netware-libgcc.exp: Add __bswap?i2,
5778 __emultls_get_address, __emultls_register_common,
5779 __floatundi?f, and _Unwind_GetIPInfo.
5780 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
5781 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
5782 (gen_regparm_prefix): Likewise.
5783 (i386_nlm_encode_section_info): Sync with
5784 config/i386/winnt.c:i386_pe_encode_section_info().
5785 (i386_nlm_maybe_mangle_decl_assembler_name): New.
5786 i386_nlm_mangle_decl_assembler_name): New.
5787 (netware_override_options): New.
5788 * config/i386/netware.h (netware_override_options): Declare.
5789 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
5790 (i386_nlm_mangle_decl_assembler_name): Declare.
5791 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
5793 2008-02-25 Ben Elliston <bje@au.ibm.com>
5796 * c-decl.c (grokdeclarator): Remove unused local variables
5797 `typedef_type' and `type_as_written'.
5799 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
5800 unused local variable `has_hot_blocks'.
5801 (fix_crossing_conditional_branches): Remove unused local variable
5804 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
5807 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
5808 using DEF_C99_BUILTIN.
5809 (BUILT_IN_NANF): Ditto.
5810 (BUILT_IN_NANL): Ditto.
5812 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
5813 Revital Eres <eres@il.ibm.com>
5815 * modulo-sched.c (calculate_must_precede_follow): Address TODO
5816 regarding the order of two dependent insns in the same row.
5818 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
5820 * stor-layout.c (layout_decl): Do not bump the alignment of a
5821 bit-field to more than byte alignment if it is packed.
5823 2008-02-24 David Edelsohn <edelsohn@gnu.org>
5825 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
5828 2008-02-24 Diego Novillo <dnovillo@google.com>
5830 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
5833 * tree-vrp.c (vrp_evaluate_conditional): With
5834 -Wtype-limits, emit a warning when comparing against a
5835 constant outside the natural range of OP0's type.
5836 * c.opt (Wtype-limits): Move ...
5837 * common.opt (Wtype-limits): ... here.
5839 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
5841 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
5842 * config/rs6000/e300c2c3.md: New file.
5843 * config/rs6000/rs6000.c (processor_costs): Add new costs for
5845 (rs6000_override_options): Add e300c2 and e300c3 cases to
5846 processor_target_table. Do not allow usage of Altivec or Spe
5847 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
5848 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
5849 * config/rs6000/rs6000.h (processor_type): Add
5850 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
5851 (ASM_CPU_SPEC): Add e300c2 and e300c3.
5852 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
5853 and ppce300c3. Include e300c2c3.md.
5855 2008-02-23 David Edelsohn <edelsohn@gnu.org>
5857 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
5858 instead of TARGET_STRICT_ALIGN.
5860 2008-02-23 Joseph Myers <joseph@codesourcery.com>
5862 * explow.c (memory_address): Assert that the generated address is
5865 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5868 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
5869 * config/darwin-ppc-ldouble-patch.def: New file.
5870 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
5871 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
5872 SUBTARGET_INIT_BUILTINS if defined.
5873 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
5876 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5879 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
5880 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
5882 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5885 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
5886 file" warning condtional on -Winvalid-PCH.
5888 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5890 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
5892 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
5896 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
5897 prevent reload from using MMX registers.
5898 (*mov<mode>_internal): Ditto.
5899 (*movv2sf_internal_rex64): Ditto.
5900 (*movv2sf_internal): Ditto.
5902 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5904 PR documentation/31569
5905 * doc/install.texi2html: Use makeinfo --no-number-sections.
5907 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5909 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
5910 ensure that we can address an entire entity > 8 bytes. Don't
5911 generate reg+reg addressing for such data.
5913 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5915 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
5916 strings when optimizing for size, unless the target cares about
5919 2008-02-22 Tom Tromey <tromey@redhat.com>
5921 * regclass.c (current_pass): Remove declaration.
5923 2008-02-22 Anatoly Sokolov <aesok@post.ru>
5925 * config/avr/libgcc.S (__RAMPZ__): Define.
5926 (__do_copy_data): Add for devices with 128KB code memory.
5928 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5930 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
5932 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
5934 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
5936 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
5939 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5942 * c-typeck.c (build_binary_op): Warn about floating point
5943 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
5945 2008-02-21 Janis Johnson <janis187@us.ibm.com>
5948 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
5949 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
5951 (rs6000_override_options): Set altivec_abi as default, not override,
5952 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
5953 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
5954 is used; use new member spe_abi.
5955 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
5956 spe_abi and altivec_abi.
5958 2008-02-22 Tomas Bily <tbily@suse.cz>
5960 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
5962 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5965 * config.build (build_file_translate): Set to `CMD //c' only if
5967 * Makefile.in (build_file_translate): Improve comment.
5969 2008-02-21 Jan Hubicka <jh@suse.cz>
5971 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
5972 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
5973 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
5975 2008-02-21 Michael Matz <matz@suse.de>
5978 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
5980 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
5982 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
5983 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
5985 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
5986 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
5987 SSE_VEC_FLOAT_MODE_P as insn constraint.
5988 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
5989 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
5990 sse4a_movntdf using MODEF mode iterator.
5991 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
5992 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
5993 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
5994 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
5995 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
5996 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
5997 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
5999 2008-02-21 Richard Guenther <rguenther@suse.de>
6001 * tree.def (PAREN_EXPR): New tree code.
6002 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
6004 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
6005 * expr.c (expand_expr_real_1): Likewise.
6006 * tree-inline.c (estimate_num_insns_1): Likewise.
6007 * tree-complex.c (expand_complex_move): Likewise.
6008 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
6011 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
6014 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
6016 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
6019 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
6021 * config/sh/sh.c (find_barrier): Don't go past
6022 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
6024 2008-02-20 DJ Delorie <dj@redhat.com>
6026 * config/h8300/h8300.md (insv): Force source operand to be a register.
6028 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
6029 as a jump, not as a plain insn.
6031 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
6033 * doc/invoke.texi (Warning Options): Add new option
6034 -Wframe-larger-than=.
6035 (-Wframe-larger-than): Document.
6037 * flags.h (warn_frame_larger_than, frame_larger_than_size):
6038 Add declarations for new option variables.
6040 * final.c (final_start_function): Check the frame size
6041 before emission and issue a Wframe-larger-than warning.
6043 * opts.c (warn_frame_larger_than, frame_larger_than_size):
6044 Add definitions for new option variables.
6045 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
6047 * common.opt (Wframe-larger-than=): New option.
6049 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
6051 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
6052 (<sse>_div<mode>3): Ditto.
6053 (<sse>_vmdiv<mode>3): Ditto.
6054 (<sse>_vmsqrt<mode>2): Ditto.
6055 (*smax<mode>3): Ditto.
6056 (sse5_frcz<mode>2): Ditto.
6057 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
6060 2008-02-20 Richard Guenther <rguenther@suse.de>
6063 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
6064 be happy with INTEGRAL_TYPE_P.
6066 2008-02-20 Richard Guenther <rguenther@suse.de>
6068 * fold-const.c (split_tree): Associate floatig-point expressions
6069 if flag_associative_math is set.
6071 2008-02-20 Richard Guenther <rguenther@suse.de>
6073 * tree.h (fold_real_zero_addition_p): Declare.
6074 * fold-const.c (fold_real_zero_addition_p): Export.
6075 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
6076 floating-point operations with zero and one.
6078 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
6080 * doc/install.texi: Correct references to CFLAGS, replacing them
6081 with BOOT_CFLAGS. Document flags used during bootstrap for
6084 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
6086 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
6087 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
6088 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
6090 (smin<mode>3): Ditto from similar patterns.
6091 (smax<mode>3): Ditto.
6092 (*ieee_smin<mode>3): Ditto.
6093 (*ieee_smax<mode>3): Ditto.
6094 * config/i386/sse.md (sse): New mode attribute.
6095 (mov<mode>): Macroize expander from movv4sf and movv2df using
6096 SSEMODEF2P mode iterator.
6097 (<sse>_movnt<mode>): Ditto from similar patterns. Use
6098 SSE_VEC_FLOAT_MODE_P as insn constraint.
6099 (storent<mode>): Ditto.
6100 (storent<mode>): Macroize expander from storentsf and storentdf using
6101 MODEF mode iterator.
6102 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
6103 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
6104 (abs<mode>2): Ditto from similar patterns.
6105 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
6106 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
6107 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
6108 (<sse>_vmsqrt<mode>2): Ditto.
6109 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
6110 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
6111 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
6112 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
6113 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
6114 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
6115 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
6117 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
6118 iterator and SSE_FLOAT_MODE_P as insn constraint.
6119 (<sse>_ucomi): Ditto from similar patterns.
6120 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
6121 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
6122 SSE_VEC_FLOAT_MODE_P as insn constraint.
6123 (vcond<mode>): Ditto from similar patterns.
6124 (and<mode>3, *and<mode>3): Ditto.
6125 (<sse>_nand<mode>3): Ditto.
6126 (ior<mode>3, *ior<mode>3): Ditto.
6127 (xor<mode>3, *xor<mode>3): Ditto.
6128 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
6129 iterator and SSE_FLOAT_MODE_P as insn constraint.
6130 (*nand<mode>3): Ditto from similar patterns.
6131 (*ior<mode>3): Ditto.
6132 (*xor<mode>3): Ditto.
6134 2008-02-20 Ira Rosen <irar@il.ibm.com>
6136 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
6137 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
6138 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
6140 2008-02-19 Jan Hubicka <jh@suse.cz>
6142 * predict.c (tree_bb_level_predictions): Remove variable next
6143 mistakely introduced by previous commit.
6145 2008-02-19 Jan Hubicka <jh@suse.cz>
6147 * predict.c (predict_paths_leading_to): Rewrite.
6148 (predict_paths_for_bb): New.
6149 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
6151 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6154 * Makefile.in (build_file_translate): New.
6155 (gcc-vers.texi): Use it for translating $(abs_srcdir).
6156 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
6157 * configure.ac (build_file_translate): Substitute it.
6158 * configure: Regenerate.
6160 2008-02-19 Jan Hubicka <jh@suse.cz>
6162 PR rtl-optimization/34408
6163 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
6166 2008-02-19 Jan Hubicka <jh@suse.cz>
6169 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
6172 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
6175 * config/i386/i386-modes.def: Revert the last DI alignment
6176 change until Ada people can look into it.
6178 2008-02-19 Nick Clifton <nickc@redhat.com>
6180 * opts.c (print_specific_help): Fix typo in --help text.
6182 2008-02-19 Jakub Jelinek <jakub@redhat.com>
6185 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
6186 32-bit inline asm without asm alternatives for host GCC < 3.0.
6188 2008-02-19 Richard Guenther <rguenther@suse.de>
6190 PR tree-optimization/34989
6191 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
6192 Allow propagation to INDIRECT_REF if we can simplify only.
6194 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6196 * c-common.c (warn_for_collisions_1): Use appropriate option when
6199 2008-02-19 Nick Clifton <nickc@redhat.com>
6202 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
6203 (handle_options): Fix indentation.
6204 (print_filtered_help): If no language-specific options were
6205 displayed tell the user how to list all the options supported by
6206 the language's front-end.
6207 (print_specific_help): Fix indentation and remove duplicate line.
6208 (common_handle_option): Handle the -v option.
6209 For --help enable the display of undocumented options if the -v
6210 switch has been included on the command line.
6211 For --help= check for overlaps in the arguments between the option
6212 classes and the language names and issue a warning when they
6213 cannot be disambiguated.
6214 * c.opt (v): Pass on to the common option handler.
6216 2008-02-19 Revital Eres <eres@il.ibm.com>
6218 * modulo-sched.c (sms_schedule): Change dump message when
6219 create_ddg function fails.
6220 (try_scheduling_node_in_cycle): Rename row to cycle.
6221 (print_partial_schedule): Rename CYCLE to ROW.
6223 2008-02-19 Christian Bruel <christian.bruel@st.com>
6224 Zdenek Dvorak <ook@ucw.cz>
6226 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
6228 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
6231 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
6232 (*x86_movdicc_0_m1_se): Ditto.
6234 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
6236 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
6237 (CMPtype): Define as __gcc_CMPtype.
6238 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
6239 (CMPtype): Define as __gcc_CMPtype.
6241 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
6243 Support valgrind 3.3 for --enable-checking=valgrind.
6244 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
6246 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
6247 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
6248 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
6249 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
6250 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
6251 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
6252 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
6254 * ggc-zone.c: Similar.
6255 * ggc-page.c: Similar.
6257 2008-02-19 Paul Brook <paul@codesourcery.com>
6260 * config/arm/ieee754-df.S: Fix do_it typo.
6261 * config/arm/ieee754-sf.S: Fix do_it typo.
6263 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
6266 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
6267 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
6268 (OPTION_MASK_ISA_SSE_SET): Likewise.
6269 (OPTION_MASK_ISA_SSE2_SET): Likewise.
6270 (OPTION_MASK_ISA_SSE3_SET): Likewise.
6271 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
6272 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
6273 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
6274 (OPTION_MASK_ISA_SSE4_SET): Likewise.
6275 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
6276 (OPTION_MASK_ISA_SSE5_SET): Likewise.
6277 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
6278 (OPTION_MASK_ISA_MMX_UNSET): Updated.
6279 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
6280 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
6281 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
6282 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
6283 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
6284 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
6285 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
6286 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
6287 (OPTION_MASK_ISA_SSE4): Removed.
6288 (ix86_handle_option): Turn on bits in ix86_isa_flags and
6289 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
6290 (override_options): Don't turn on implied SSE/MMX bits in
6293 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
6295 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6298 2008-02-18 Joey Ye <joey.ye@intel.com>
6301 * tree-nested.c (insert_field_into_struct): Set type alignment
6302 to field alignment if the former is less than the latter.
6304 2008-02-18 Jakub Jelinek <jakub@redhat.com>
6306 * BASE-VER: Set to 4.4.0.
6308 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6310 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
6311 * doc/cfg.texi: Likewise.
6312 * doc/extend.texi: Likewise.
6313 * doc/gty.texi: Likewise.
6314 * doc/invoke.texi: Likewise.
6315 * doc/loop.texi: Likewise.
6316 * doc/md.texi: Likewise.
6317 * doc/passes.texi: Likewise.
6318 * doc/rtl.texi: Likewise.
6319 * doc/sourcebuild.texi: Likewise.
6320 * doc/tm.texi: Likewise.
6321 * doc/tree-ssa.texi: Likewise.
6323 2008-02-17 Richard Guenther <rguenther@suse.de>
6326 * tree-complex.c (init_parameter_lattice_values): Handle parameters
6327 without default definition.
6329 2008-02-17 Richard Guenther <rguenther@suse.de>
6331 PR tree-optimization/35231
6332 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
6335 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
6338 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6339 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
6340 libgcc_cmp_return mode.
6342 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6345 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
6347 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
6349 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
6352 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6354 * doc/c-tree.texi: Use `@.' where appropriate.
6355 * doc/extend.texi: Likewise.
6356 * doc/install.texi: Likewise.
6357 * doc/invoke.texi: Likewise.
6358 * doc/loop.texi: Likewise.
6359 * doc/makefile.texi: Likewise.
6360 * doc/md.texi: Likewise.
6361 * doc/passes.texi: Likewise.
6362 * doc/standards.texi: Likewise.
6363 * doc/tm.texi: Likewise.
6365 2008-02-15 Jakub Jelinek <jakub@redhat.com>
6368 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
6370 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
6371 rather than in entry_bb.
6373 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6375 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
6376 libgcc_cmp_return mode.
6378 2008-02-15 Jakub Jelinek <jakub@redhat.com>
6381 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
6382 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
6384 2008-02-15 Richard Guenther <rguenther@suse.de>
6385 Zdenek Dvorak <ook@ucw.cz>
6387 PR tree-optimization/35164
6388 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
6389 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
6390 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
6391 Only propagate addresses which do not have abnormal SSA_NAMEs
6394 2008-02-15 Joseph Myers <joseph@codesourcery.com>
6397 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
6399 2008-02-15 Jan Hubicka <jh@suse.cz>
6402 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
6404 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6407 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
6408 when calculating alignment_pad.
6410 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6412 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
6413 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
6414 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
6415 and STACK_BOUNDARY define.
6417 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
6419 PR preprocessor/35061
6420 * c-pragma.c (handle_pragma_pop_macro): Check that
6421 pushed_macro_table has been allocated.
6423 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
6426 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
6427 (force_gimple_operand): Likewise.
6428 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
6429 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
6430 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
6431 (find_interesting_uses_address): Check addressability and alignment
6432 of the base expression only after substituting bases of IVs into it.
6434 2008-02-14 Michael Matz <matz@suse.de>
6437 * function.c (instantiate_virtual_regs_in_insn): Reload address
6438 before falling back to reloading the whole operand.
6440 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
6442 * config/s390/s390.c (s390_mainpool_start): Emit the pool
6443 before the first section switch note.
6445 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6447 * doc/bugreport.texi: Update copyright years.
6448 * doc/c-tree.texi: Likewise.
6449 * doc/cfg.texi: Likewise.
6450 * doc/cpp.texi: Likewise.
6451 * doc/cppinternals.texi: Likewise.
6452 * doc/fragments.texi: Likewise.
6453 * doc/frontends.texi: Likewise.
6454 * doc/gcc.texi: Likewise.
6455 * doc/gty.texi: Likewise.
6456 * doc/hostconfig.texi: Likewise.
6457 * doc/implement-c.texi: Likewise.
6458 * doc/libgcc.texi: Likewise.
6459 * doc/loop.texi: Likewise.
6460 * doc/makefile.texi: Likewise.
6461 * doc/options.texi: Likewise.
6462 * doc/passes.texi: Likewise.
6463 * doc/rtl.texi: Likewise.
6464 * doc/sourcebuild.texi: Likewise.
6465 * doc/standards.texi: Likewise.
6466 * doc/tree-ssa.texi: Likewise.
6467 * doc/trouble.texi: Likewise.
6469 * doc/extend.texi: Use @: or add comma where appropriate.
6470 * doc/invoke.texi: Likewise.
6471 * doc/tm.texi: Likewise.
6473 2008-02-14 Alan Modra <amodra@bigpond.net.au>
6476 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
6479 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
6481 * doc/md.texi (clz, ctz): Add reference.
6482 * doc/rtl.texi (clz, ctz): Likewise.
6484 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6487 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
6490 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
6492 * config/s390/s390.c (struct constant_pool): New field
6493 emit_pool_after added.
6494 (s390_mainpool_start): Set the emit_pool_after flag according
6495 to the section switch notes.
6496 (s390_mainpool_finish): Consider emit_pool_after when emitting
6497 the literal pool at the end of the function.
6498 (s390_chunkify_start): Force literal pool splits at section
6501 2008-02-13 Michael Matz <matz@suse.de>
6504 * var-tracking.c (clobber_variable_part): Correctly traverse the
6507 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6510 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
6511 Add -fdump-ipa-inline.
6512 * tree-dump.c (dump_files): Remove tree-inlined dump.
6513 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
6515 2008-02-12 Richard Guenther <rguenther@suse.de>
6517 PR tree-optimization/35171
6518 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
6521 2008-02-12 Richard Guenther <rguenther@suse.de>
6524 * fold-const.c (fold_widened_comparison): Use get_unwidened in
6525 value-preserving mode. Disallow final truncation.
6527 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
6530 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
6531 code from here to...
6532 (force_gimple_operand): ...here.
6534 2008-02-12 Jakub Jelinek <jakub@redhat.com>
6537 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
6538 non-compatible pointers.
6539 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
6540 different FIELD_DECLs, try harder by comparing field offsets, sizes
6544 * function.c (match_asm_constraints_1): Don't replace the same input
6547 2008-02-12 Anatoly Sokolov <aesok@post.ru>
6549 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
6550 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
6551 (expand_epilogue): Restore RAMPZ register.
6552 * config/avr/avr.md (RAMPZ_ADDR): New constant.
6554 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
6556 * config/i386/cygwin.asm: (__alloca): Correct calling
6557 convention and alignment.
6558 (__chkstk): Force 8 byte stack alignment.
6560 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
6561 Richard Guenther <rguenther@suse.de>
6563 PR tree-optimization/33992
6564 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
6565 the zero we compare against.
6567 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
6570 * gthr-win32.h (__gthread_mutex_destroy_function): New function
6571 to CloseHandle after unlocking to prevent accumulation of handle
6574 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6577 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
6578 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
6579 and update LABEL_NUSES during and after reload.
6581 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
6584 * combine.c (simplify_if_then_else): Make sure the comparison is
6585 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
6587 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
6590 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
6591 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
6592 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
6593 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
6594 * tree.h (get_type_static_bounds): Likewise.
6596 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6598 * doc/invoke.texi (Option Summary, C++ Dialect Options)
6599 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6600 Make -Wfoo language annotations match what the compiler outputs.
6602 2008-02-08 Sa Liu <saliu@de.ibm.com>
6604 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
6605 intrinsics spu_convts, spu_convtu, spu_convtf.
6607 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
6609 * doc/extend.texi (Function Attributes) <noinline>: Mention
6610 asm ("") as method to keep calls.
6612 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6615 * doc/options.texi (Options): Replace references to opts.sh with
6617 * opts-common.c: Likewise.
6618 * optc-gen.awk: Likewise.
6620 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
6622 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
6624 2008-02-07 Richard Henderson <rth@redhat.com>
6627 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
6628 EXPR_LIST for the REG_EQUAL instead of a comparison with a
6631 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
6633 PR tree-optimization/35085
6634 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
6635 for operand entry oe2 in addition to operand entry oe3 in order to
6636 expose more opportunities for vectorizer sum reduction.
6638 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6641 * Makefile.in (LIBS): Remove $(GMPLIBS).
6642 (cc1-dummy, cc1): Add $(GMPLIBS).
6644 2008-02-06 Jan Hubicka <jh@suse.cz>
6647 * i386.md (moddf_integer): Do not produce partial memory stalls for
6648 targets where it hurts.
6650 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
6653 * optabs.c (expand_float): Do not check for decimal modes when
6654 expanding unsigned integer through signed conversion.
6656 2008-02-06 Nick Clifton <nickc@redhat.com>
6658 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
6659 inside the clobber with a match_operand and duplicated operand
6660 number in the constraint.
6661 (ineqbranchsi): Delete redundant comment.
6663 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6665 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
6666 builtin_define ("__USE_INIT_FINI__").
6667 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
6669 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
6671 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6673 PR documentation/30330
6674 * doc/invoke.texi (C++ Dialect Options)
6675 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6676 For each warning option -Wfoo that allows -Wno-foo, ensure both
6677 -Wfoo and -Wno-foo are listed in the option index. Fix index
6678 entry of -Wswitch-default, index -Wnormalized= including the
6679 `=', and -Wlarger-than-@var{len} including @var{len}.
6681 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6683 * config/i386/i386.md (floatunssisf2): Use
6684 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
6685 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
6686 Macroize expander using MODEF mode iterator.
6688 2008-02-05 Diego Novillo <dnovillo@google.com>
6690 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
6693 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
6695 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6698 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
6700 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
6703 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
6704 to indicate if a message should be generated.
6705 (init_cumulative_args): Updated.
6706 (function_value_32): Likewise.
6708 2008-02-05 Joseph Myers <joseph@codesourcery.com>
6710 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
6712 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6715 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
6716 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
6718 2008-02-04 Diego Novillo <dnovillo@google.com>
6720 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
6723 * tree-vrp.c (vrp_evaluate_conditional): With
6724 -Wtype-limits, emit a warning when comparing against a
6725 constant outside the natural range of OP0's type.
6727 2008-02-04 Richard Guenther <rguenther@suse.de>
6730 * expr.c (count_type_elements): Give for unions instead of
6733 2008-02-04 Richard Guenther <rguenther@suse.de>
6736 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
6737 to TYPE_DOMAINs base type instead of using bitsizetype here.
6739 2008-02-03 Jason Merrill <jason@redhat.com>
6741 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
6743 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6746 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
6747 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
6748 (RS/6000 and PowerPC Options): Fix typos and markup.
6749 * doc/passes.texi (Tree-SSA passes): Likewise.
6751 2008-02-02 Michael Matz <matz@suse.de>
6754 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
6755 from record_last_reg_set_info.
6756 (record_last_reg_set_info): Take an RTX argument, iterate over all
6757 constituent hardregs.
6758 (record_last_set_info, record_opr_changes): Change calls to
6759 new signature or to record_last_reg_set_info_regno.
6761 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
6763 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
6765 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
6767 PR rtl-optimization/34773
6768 * reg-notes.def (EQUAL): Mention significance of combination of
6769 REG_EQUAL and REG_RETVAL.
6770 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
6771 insn that has a REG_RETVAL.
6773 2008-02-01 Roger Sayle <roger@eyesopen.com>
6776 * configure.ac (--enable-fixed-point): Disable unless explicitly
6778 * configure: Regenerate.
6780 2008-02-01 Richard Guenther <rguenther@suse.de>
6783 * invoke.texi (-finline-limit): Remove no longer true parts
6784 of the documentation. Note that there is no default value.
6786 2008-02-01 Andrew Pinski <pinskia@gmail.com>
6787 Mark Mitchell <mark@codesourcery.com>
6788 Ben Elliston <bje@au.ibm.com>
6791 * doc/extend.texi (Other Builtins): Document.
6793 2008-01-31 Tom Browder <tom.browder@gmail.com>
6795 * doc/c-tree.texi (Types): Fix grammar.
6796 (Expression trees): Ditto.
6797 * doc/passes.texi (Tree-SSA passes): Ditto.
6799 * doc/configterms.texi (Configure Terms): Fix typo.
6800 * doc/cpp.texi (Common Predefined Macros): Ditto.
6801 * doc/md.texi (Machine Constraints): Ditto.
6803 * doc/makefile.texi (Makefile): Add comma.
6805 2008-01-31 Tom Browder <tom.browder@gmail.com>
6806 Gerald Pfeifer <gerald@pfeifer.com>
6808 * doc/sourcebuild.texi (Front End): Remove references to CVS
6809 and CVSROOT/modules.
6810 (Texinfo Manuals): Replace reference to CVS by one to SVN.
6811 (Back End): Remove reference to CVS.
6813 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6816 * config/mips/mips.c (gen_load_const_gp): New function, taking a
6818 (mips16_gp_pseudo_reg): ...here.
6819 * config/mips/mips.md (load_const_gp): Replace with...
6820 (load_const_gp_<mode>): ...this :P-based insn.
6822 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6824 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
6825 options. Minor fixes.
6826 (-std): Move reference to standards closer to where language
6827 standards are first mentioned.
6829 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6831 PR rtl-optimization/34995
6832 * reload.c (alternative_allows_const_pool_ref): Take an rtx
6833 parameter and return a bool. If the rtx parameter is nonnull,
6834 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
6835 (find_reloads): Update call accordingly. Pass the new operand
6836 if it needed no address reloads, otherwise pass null.
6838 2008-01-30 Richard Henderson <rth@redhat.com>
6841 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
6842 for unbounded arrays.
6844 2008-01-30 Silvius Rus <rus@google.com>
6846 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
6848 2008-01-30 Jan Hubicka <jh@suse.cz>
6851 * i386.c (init_cumulative_args): Use real function declaration when
6854 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
6856 PR rtl-optimization/34998
6857 * global.c (build_insn_chain): Treat non-subreg_lowpart
6858 SUBREGs of pseudos as clobbering all the words covered by the
6859 SUBREG, not just all the bytes.
6860 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
6861 original df_ref rather than an extract parameter.
6862 (global_conflicts): Update call accordingly.
6864 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
6866 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
6867 the overflow check to make it easier to read.
6868 (__fixtfdi): Change the type of the ll member in union
6869 long_double to UDItype_x.
6871 2008-01-30 Jakub Jelinek <jakub@redhat.com>
6874 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
6875 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
6876 * tree-inline.c (fold_marked_statements): Call
6877 cgraph_update_edges_for_call_stmt if folding a call statement.
6878 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
6879 debug_generic_stmt calls, reset it back afterwards.
6882 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
6884 * c-typeck.c (build_external_ref): Don't pedwarn about
6885 static vars in current function's scope.
6887 2008-01-29 Joseph Myers <joseph@codesourcery.com>
6889 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
6891 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
6894 * ipa-struct-reorg.c: Fix spelling.
6895 * params.def: Ditto.
6897 2008-01-29 Richard Guenther <rguenther@suse.de>
6900 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
6902 * tree-inline.c (remap_type): Increment remapping_type_depth
6903 around remapping types.
6904 (copy_body_r): Only add referenced variables if they are referenced
6905 from code, not types.
6907 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
6918 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
6919 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
6921 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
6924 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
6925 pointer for tiny stack.
6927 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6929 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
6931 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6933 * config/vx-common.h: Fix typo in comment.
6935 2008-01-28 Ian Lance Taylor <iant@google.com>
6939 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
6940 coalesce pointers if they have different DECL_NO_TBAA_P values.
6941 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
6942 between variables with different DECL_NO_TBAA_P values.
6944 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
6947 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
6948 are not legitimate small data references on SPE targets.
6950 2008-01-28 David Daney <ddaney@avtrex.com>
6952 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
6954 2008-01-28 David Daney <ddaney@avtrex.com>
6956 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
6958 2008-01-27 Joseph Myers <joseph@codesourcery.com>
6960 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
6961 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
6962 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
6963 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
6964 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
6965 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
6966 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
6967 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
6969 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6971 * basic-block.h (condjump_equiv_p): Fix comment.
6973 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6975 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
6976 print_generic_stmt_indented): Fix comment.
6978 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6980 * configure.ac (__stack_chk_fail): Add detecion for availability
6981 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
6982 * configure: Regenerate.
6984 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
6987 * final.c (output_addr_const): Handle TRUNCATE.
6989 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
6992 * tree-ssa-loop-ivopts.c (comp_cost): New type.
6993 (zero_cost, infinite_cost): New constants.
6994 (struct cost_pair): Change type of cost to comp_cost.
6995 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
6996 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
6998 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
6999 split_address_cost, ptr_difference_cost, difference_cost,
7000 get_computation_cost_at, get_computation_cost,
7001 determine_use_iv_cost_generic, determine_use_iv_cost_address,
7002 determine_use_iv_cost_condition, determine_use_iv_costs,
7003 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
7004 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
7005 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
7006 Change type of cost to comp_cost.
7007 (determine_iv_cost): Increase cost of non-original ivs, instead
7008 of decreasing the cost of original ones.
7009 (get_address_cost): Indicate the complexity of the addressing mode
7011 (try_add_cand_for): Prefer using ivs not specific to some object.
7012 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
7014 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
7015 Janis Johnson <janis187@us.ibm.com>
7018 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
7019 (TARGET_INSTANTIATE_DECLS): Likewise.
7020 * target.h (expand_to_rtl_hook): New target hook.
7021 (instantiate_decls): Likewise.
7022 * function.c (instantiate_decl): Make non-static. Rename to...
7023 (instantiate_decl_rtl): ... this.
7024 (instantiate_expr): Use instantiate_decl_rtl.
7025 (instantiate_decls_1): Likewise.
7026 (instantiate_decls): Likewise.
7027 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
7028 * function.h (instantiate_decl_rtl): Add prototype.
7029 * cfgexpand.c (target.h): New include.
7030 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
7031 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
7032 (TARGET_INSTANTIATE_DECLS): Likewise.
7033 (TARGET_INITIALIZER): New target hooks added.
7034 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
7036 * config/rs6000/rs6000.c (tree-flow.h): New include.
7037 (machine_function): Add sdmode_stack_slot field.
7038 (rs6000_alloc_sdmode_stack_slot): New function.
7039 (rs6000_instantiate_decls): Likewise.
7040 (rs6000_secondary_memory_needed_rtx): Likewise.
7041 (rs6000_check_sdmode): Likewise.
7042 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
7043 (TARGET_INSTANTIATE_DECLS): Likewise.
7044 (rs6000_hard_regno_mode_ok): Allow SDmode.
7045 (num_insns_constant): Likewise. Handle _Decimal32 constants.
7046 (rs6000_emit_move): Handle SDmode.
7047 (function_arg_advance): Likewise.
7048 (function_arg): Likewise.
7049 (rs6000_gimplify_va_arg): Likewise. Add special handling of
7050 SDmode var args for 32-bit compiles.
7051 (rs6000_secondary_reload_class): Handle SDmode.
7052 (rs6000_output_function_epilogue): Likewise.
7053 (rs6000_function_value): Simplify if statement.
7054 (rs6000_libcall_value): Likewise.
7055 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
7056 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
7057 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
7058 (movsd_hardfloat): New define_insn.
7059 (movsd_softfloat): Likewise.
7060 (movsd_store): Likewise.
7061 (movsd_load): Likewise.
7062 (extendsddd2): Likewise.
7063 (extendsdtd2): Likewise.
7064 (truncddsd2): Likewise.
7065 (movdd_hardfloat64): Fixup comment.
7066 (UNSPEC_MOVSD_LOAD): New constant.
7067 (UNSPEC_MOVSD_STORE): Likewise.
7069 2008-01-26 Jakub Jelinek <jakub@redhat.com>
7072 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
7074 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
7075 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
7076 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
7079 2008-01-26 David Edelsohn <edelsohn@gnu.org>
7082 * config.gcc: Separate AIX 5.3 from AIX 6.1.
7083 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7084 __LONGDOUBLE128 too.
7085 * config/rs6000/aix61.h: New file.
7087 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
7089 PR rtl-optimization/34959
7090 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
7091 popcount and parity rtxes the same mode as their operand.
7092 Truncate or extend the result to the return value's mode
7095 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
7098 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
7099 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
7100 to GOT_VERSION_REGNUM.
7101 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
7102 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
7103 * config/mips/mips.c (mips_emit_call_insn): New function.
7104 (mips_call_tls_get_addr): Call mips_expand_call directly.
7105 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
7107 (mips16_build_call_stub): Likewise. Return the call insn or null.
7108 (mips_expand_call): Update the call to mips16_build_call_stub
7109 accordingly and a remove redundant condition. Assert that MIPS16
7110 stubs do not use lazy binding. Use mips_emit_call_insn and return
7112 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
7114 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
7115 (mips_avoid_hazard): Remove hazard_set handling.
7116 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
7117 (UNSPEC_RESTORE_GP): ...this.
7118 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
7119 (FAKE_CALL_REGNO): Rename to...
7120 (GOT_VERSION_REGNUM): ...this.
7121 (type): Add "ghost" value. Add an associated insn reservation.
7122 (hazard_set): Remove.
7123 (exception_receiver): Rename to...
7124 (restore_gp): ...this and update the unspec identifier accordingly.
7125 (exception_receiver, nonlocal_got_receiver): New expanders.
7126 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
7127 FAKE_CALL_REGNO. Remove hazard_set attribute.
7128 (set_got_version, update_got_version): New patterns.
7130 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
7133 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
7135 2008-01-25 Joseph Myers <joseph@codesourcery.com>
7138 * doc/install.texi2html: Generate gcc-vers.texi.
7140 2008-01-25 DJ Delorie <dj@redhat.com>
7142 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7144 2008-01-25 Joseph Myers <joseph@codesourcery.com>
7146 * config/c4x: Remove directory.
7147 * config.gcc (crx-*, mt-*): Mark obsolete.
7148 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
7149 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
7150 sh-*-rtemscoff*): Remove cases.
7151 * defaults.h (C4X_FLOAT_FORMAT): Remove.
7152 * real.c (encode_c4x_single, decode_c4x_single,
7153 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
7154 c4x_extended_format): Remove.
7155 * real.h (c4x_single_format, c4x_extended_format): Remove.
7156 * doc/extend.texi (interrupt, naked): Remove mention of attributes
7158 (Pragmas): Remove comment about c4x pragmas.
7159 * doc/install.texi (c4x): Remove target-specific instructions.
7160 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
7161 * doc/md.texi (Machine Constraints): Remove C4x documentation.
7162 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
7163 refer to C4x source files as examples.
7164 (C4X_FLOAT_FORMAT): Remove documentation.
7166 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
7168 * config/bfin/bfin.c (override_options): Reorder tests so that
7169 flag_pic gets enabled for -msep-data.
7171 2008-01-25 Richard Guenther <rguenther@suse.de>
7174 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
7175 to its bitfield precision if required.
7177 2008-01-25 Jakub Jelinek <jakub@redhat.com>
7180 * tree-nested.c (walk_omp_for): New function.
7181 (convert_nonlocal_reference, convert_local_reference): Call
7182 walk_omp_for on OMP_FOR.
7183 (convert_call_expr): Call walk_body on OMP_FOR's
7184 OMP_FOR_PRE_INIT_BODY.
7186 2008-01-25 Richard Guenther <rguenther@suse.de>
7188 PR tree-optimization/34966
7189 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
7190 default defs and PHI_NODEs we have to insert after the
7193 2008-01-24 Nick Clifton <nickc@redhat.com>
7195 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
7196 Provide a default definition.
7197 (LIBGCC2_UNITS_PER_WORD): Likewise.
7199 * config/stormy16/stormy16.c: Include df.h for the prototype
7200 for df_regs_ever_live_p.
7201 (xstormy16_expand_builtin_va_start): Convert the stack offset
7202 into a component_ref and then use POINTER_PLUS_EXPR to add it
7203 to the incoming_virtual_args_rtx.
7204 (xstormy16_gimplify_va_arg_expr): Rename to
7205 xstormy16_gimplify_va_arg_expr.
7206 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
7207 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
7208 xstormy16_gimplify_va_arg_expr.
7209 Fix up some formatting issues.
7211 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
7212 Move to predicates.md.
7213 (xs_hi_general_operand): Likewise.
7214 (xs_hi_nonmemory_operand): Likewise.
7215 * config/stormy16/predicates.md:
7216 (xstormy16_carry_plus_operand): New predicate.
7217 (xs_hi_general_operand): New predicate.
7218 (xs_hi_nonmemory_operand): New predicate.
7219 * config/stormy16/stormy16-protos.h:
7220 (xstormy16_carry_plus_operand): Delete prototype.
7221 (xs_hi_general_operand): Likewise.
7222 (xs_hi_nonmemory_operand): Likewise.
7224 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
7225 modifiers as they are no longer needed and they can trigger
7226 reload spill failures.
7228 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
7229 with a match_operand in order to help reload.
7231 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
7232 constraint with 'e' for the 8th alternative as this version of
7233 the mov.w instruction only accepts the lower 8 registers.
7235 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
7238 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
7239 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
7242 2008-01-25 Jakub Jelinek <jakub@redhat.com>
7245 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
7247 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
7249 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
7251 (remove_structure): Update allocations list before removing structure.
7253 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
7255 * ipa-struct-reorg.c (is_safe_cond_expr,
7256 create_new_stmts_for_cond_expr): Use integer_zerop function,
7257 that recognize not only zero-pointer, but zero-integer too.
7259 2008-01-25 Ben Elliston <bje@au.ibm.com>
7262 * fixproto: Escape "." in sed expression that strips leading "./".
7264 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
7267 * gcc.c (SWITCH_OK): Removed.
7268 (SWITCH_LIVE): Changed to bit.
7269 (SWITCH_FALSE): Likewise.
7270 (SWITCH_IGNORE): Likewise.
7271 (switchstr): Change live_cond to unsigned int.
7272 (process_command): Replace SWITCH_OK with 0.
7273 (do_self_spec): Likewise.
7274 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
7275 (give_switch): Likewise.
7276 (used_arg): Likewise.
7277 (do_spec_1): Set the SWITCH_IGNORE bit.
7278 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
7279 bits. Set the SWITCH_LIVE bit.
7281 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7283 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
7285 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
7287 PR tree-optimization/34472
7288 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
7289 parameter to a "bool *" and set *DATA to false if there is
7290 an unsafe access. Do not delete the structure here.
7291 (check_cond_exprs): Delete it here instead.
7292 (check_cond_exprs, exclude_cold_structs): Do not increase
7293 I when removing a structure.
7295 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
7298 * config/i386/i386.c (ix86_expand_vector_init): Consider only
7299 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
7301 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
7304 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
7305 a fixed vector for stack.
7307 2008-01-24 Ben Elliston <bje@au.ibm.com>
7310 * doc/gcc.texi (Software development): Add a direntry for g++.
7312 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
7314 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
7315 stale and straggling -fforce-addr comments above.
7317 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
7319 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
7320 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
7322 2008-01-23 Michael Matz <matz@suse.de>
7325 * dwarf2out.c (force_type_die): Use modified_type_die instead of
7328 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
7330 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
7333 2008-01-23 Anatoly Sokolov <aesok@post.ru>
7335 * config/avr/avr.c (avr_current_arch): New variable.
7336 (avr_arch_types): Add 'avr31' and 'avr51' entries.
7337 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
7338 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
7339 (avr_override_options): Init 'avr_current_arch'.
7340 (base_arch_s): Move from here...
7341 * config/avr/avr.h (base_arch_s): ... here. Add new members
7342 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
7343 'mega' to 'have_jmp_call'.
7344 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
7345 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
7347 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
7349 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
7350 MULTILIB_MATCHES): (Ditto.).
7352 2008-01-23 Richard Guenther <rguenther@suse.de>
7355 * cgraphunit.c (cgraph_reset_node): Always mark the node
7356 not reachable if it is not queued already.
7358 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
7360 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
7361 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
7362 (cputype_selected): New static variable.
7363 (bfin_handle_option): Set it if -mcpu is used.
7364 (override_option): Select default set of workarounds if no cpu type
7365 selected on the command line.
7366 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
7368 From Michael Frysinger <michael.frysinger@analog.com>
7369 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
7370 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
7372 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
7373 for bf547, bf523, bf524, and bf526.
7374 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
7376 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7377 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
7378 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
7379 __ADSPBF547__ and __ADSPBF54x__ for bf547.
7380 * doc/invoke.texi (Blackfin Options): Document that
7381 -mcpu now accept bf547, bf523, bf524, and bf526.
7383 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
7385 PR rtl-optimization/34628
7386 * combine.c (try_combine): Stop and undo after the first combination
7387 if an autoincrement side-effect on the first insn has effectively
7390 2008-01-22 David Edelsohn <edelsohn@gnu.org>
7393 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
7394 Offset addresses are not valid for Altivec or paired float modes.
7396 2008-01-22 Jakub Jelinek <jakub@redhat.com>
7399 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
7400 if DECL_INITIAL (decl) is error_mark_node.
7403 * c-common.c (handle_vector_size_attribute): Only allow
7404 integral, scalar float and fixed point types. Handle OFFSET_TYPE
7405 the same way as pointer, array etc. types.
7406 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
7409 * tree.c (build_type_attribute_qual_variant): Call
7410 build_qualified_type if attributes are equal, but quals are not.
7412 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7415 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
7416 * flags.h (warn_strict_aliasing): Remove.
7417 (warn_strict_overflow): Remove.
7418 * opts.c (warn_strict_aliasing): Remove.
7419 (warn_strict_overflow): Remove.
7420 * c-opts.c (c_common_handle_option): -Wall only sets
7421 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
7422 (c_common_post_options): Give default values to -Wstrict-aliasing
7423 and -Wstrict-overflow if they are uninitialized.
7424 * common.opt (Wstrict-aliasing): Specify Var and Init.
7425 (Wstrict-overflow): Likewise.
7427 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
7429 PR rtl-optimization/26854
7430 PR rtl-optimization/34400
7431 PR rtl-optimization/34884
7432 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
7434 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
7435 (df_rd_bb_info.expanded_lr_out): Deleted
7436 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
7437 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
7438 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
7439 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
7440 Removed code to allocate, initialize or free expanded_lr_out.
7441 (df_rd_bb_local_compute_process_def): Restructured to make more
7443 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
7444 sets if the sets are being trimmed.
7446 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
7449 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
7450 (as_vers): Likewise.
7451 * configure: Regenerated.
7453 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7456 * tree-pass.h (pass_build_alias): New pass.
7457 * tree-ssa-alias.c (gate_build_alias): New.
7458 (pass_build_alias): New.
7459 * passes.c (init_optimization_passes): Add pass_build_alias after
7460 pass_create_structure_vars.
7462 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
7464 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
7465 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
7466 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
7467 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
7468 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
7469 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
7470 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
7471 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
7472 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
7473 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
7474 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
7475 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
7476 * config/s390/s390.md (FP_ALL): New mode iterator.
7477 (_d): New mode attribute.
7478 ("*signbit<mode>2>"): Changed mode of first operand.
7479 ("isinf<mode>2"): Changed mode of first operand.
7480 ("*TDC_insn"): Adaptation for DFP modes.
7482 2008-01-22 Ben Elliston <bje@au.ibm.com>
7484 * tree.c (check_qualified_type): Improve function description.
7486 2008-01-21 Jason Merrill <jason@redhat.com>
7489 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
7490 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
7493 2008-01-21 DJ Delorie <dj@redhat.com>
7495 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
7498 2008-01-21 Richard Guenther <rguenther@suse.de>
7501 * tree-cfg.c (verify_expr): Allow all invariant expressions
7502 instead of just constant class ones as reference argument.
7503 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
7504 like any other constant.
7505 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7507 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
7509 * regmove.c (fixup_match_1): Update call crossed frequencies.
7511 2008-01-21 Richard Guenther <rguenther@suse.de>
7514 * tree-inline.c (setup_one_parameter): Deal with mismatched
7515 types using a VIEW_CONVERT_EXPR.
7517 2008-01-21 Alon Dayan <alond@il.ibm.com>
7518 Olga Golovanevsky <olga@il.ibm.com>
7520 PR tree-optimization/34701
7521 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
7522 when the structure size is not a power of 2.
7524 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
7526 * doc/install.texi: Add doc for --enable-checking=df.
7528 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
7530 PR rtl-optimization/34808
7531 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
7533 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7535 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
7538 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7540 PR rtl-optimization/26854
7541 PR rtl-optimization/34400
7542 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
7544 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
7545 (df_rd_bb_info.expanded_lr_out): New.
7546 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
7547 * loop_iv.c (iv_analysis_loop_init): Ditto.
7548 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
7549 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
7550 Added code to allocate, initialize or free expanded_lr_out.
7551 (df_rd_bb_local_compute_process_def): Restructured to make
7552 more understandable.
7553 (df_rd_confluence_n): Add code to do nothing with fake edges and
7554 code to no apply invalidate_by_call sets if the sets are being trimmed.
7555 (df_lr_local_finalize): Renamed to df_lr_finalize.
7556 (df_live_local_finalize): Renamed to df_live_finalize.
7558 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7561 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
7562 deciding whether to use reciprocal instructions.
7564 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
7566 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
7567 dwarf2out_note_section_used if cold_text_section is NULL.
7569 2008-01-19 Jakub Jelinek <jakub@redhat.com>
7571 PR gcov-profile/34610
7572 * tree-cfg.c (make_edges): Mark both outgoing edges from
7573 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
7574 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
7575 from OMP_FOR and OMP_CONTINUE outgoing edges.
7577 * tree-profile.c (tree_profiling): Return early if
7578 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
7580 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
7581 from cfun to child_cfun.
7582 * function.h (struct function): Add after_tree_profile bit.
7584 2008-01-19 Anatoly Sokolov <aesok@post.ru>
7586 * config/avr/avr.S (_exit): Disable interrupt.
7588 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7589 Steven Bosscher <stevenb.gcc@gmail.com>
7591 PR rtl-optimization/26854
7592 PR rtl-optimization/34400
7593 * df-problems.c (df_live_scratch): New scratch bitmap.
7594 (df_live_alloc): Allocate df_live_scratch when doing df_live.
7595 (df_live_reset): Clear the proper bitmaps.
7596 (df_live_bb_local_compute): Only process the artificial defs once
7597 since the order is not important.
7598 (df_live_init): Init the df_live sets only with the variables
7599 found live by df_lr.
7600 (df_live_transfer_function): Use the df_lr sets to prune the
7601 df_live sets as they are being computed.
7602 (df_live_free): Free df_live_scratch.
7604 2008-01-18 Ian Lance Taylor <iant@google.com>
7606 * common.opt: Add fmerge-debug-strings.
7607 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
7608 flag_merge_debug_strings rather than flag_merge_constants.
7609 * doc/invoke.texi (Option Summary): Mention
7610 -fmerge-debug-strings.
7611 (Debugging Options): Document -fmerge-debug-strings.
7613 2008-01-18 Ian Lance Taylor <iant@google.com>
7616 * tree.h (DECL_IS_OPERATOR_NEW): Define.
7617 (struct tree_function_decl): Add new field operator_new_flag.
7618 * tree-inline.c (expand_call_inline): When inlining a call to
7619 operator new, force the return value to go into a variable, and
7620 set DECL_NO_TBAA_P on that variable.
7621 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
7623 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
7626 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
7627 DWARF2_DEBUGGING_INFO.
7628 (dwarf2out_note_section_used): Ditto. Add prototype.
7629 (have_multiple_function_sections, text_section_used,
7630 cold_text_section_used, *cold_text_sections): Move declarations
7633 2008-01-17 Bob Wilson <bob.wilson@acm.org>
7635 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
7636 field and add signal_ra.
7637 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
7638 assignments to frame state pc. Move end of stack check after
7639 MD_FALLBACK_FRAME_STATE_FOR.
7640 (uw_update_context_1): Use frame state signal_regs if set, instead
7641 of checking signal_frame flag.
7642 (uw_update_context): Use frame state signal_ra if set.
7643 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
7644 * config/xtensa/linux-unwind.h: New file.
7646 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
7648 * modulo-sched.c (get_sched_window): Fix comment typo.
7650 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
7652 PR tree-optimization/34648
7653 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
7655 2008-01-17 Anatoly Sokolov <aesok@post.ru>
7657 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
7658 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
7660 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
7662 PR rtl-optimization/34400
7663 * df-core.c (df_worklist_dataflow_overeager,
7664 df_worklist_dataflow_doublequeue): New functions.
7665 (df_worklist_dataflow): Two different worklist solvers.
7666 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
7669 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7672 * doc/invoke.texi: Document the dependence on pthread for fopenmp
7673 and ftree-parallelize-loops.
7675 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
7677 PR rtl-optimization/34826
7678 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
7680 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
7682 * global.c (find_reg): Mark the eh regs as used if necessary.
7683 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
7684 * ra.h (struct allocno): no_eh_reg field added. Changed
7685 no_stack_reg type to bitfield.
7687 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
7689 * tree.c (substitute_in_expr): Add missing 'break'.
7691 2008-01-17 Richard Guenther <rguenther@suse.de>
7693 PR tree-optimization/34825
7694 * tree-ssa-math-opts.c (is_division_by): Do not recognize
7695 x / x as division to handle.
7697 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7699 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
7700 "-pthread" is specified.
7701 * pa-hpux11.h (LIB_SPEC): Likewise.
7703 2008-01-16 Janis Johnson <janis187@us.ibm.com>
7704 Peter Bergner <bergner@vnet.ibm.com>
7706 PR rtl-optimization/33796
7707 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
7709 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7711 PR libgfortran/34699
7712 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
7714 * pa-hpux10.h (LINK_SPEC): Likewise.
7715 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
7717 2008-01-16 Richard Guenther <rguenther@suse.de>
7720 * fold-const.c (fold_convert_const_int_from_int): Do not
7721 set overflow if that occured only because of a sign extension
7722 change when converting from/to a sizetype with the same
7723 precision and signedness.
7725 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7728 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
7729 location address to the correct place. Update copyright year.
7731 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7733 * lambda-code.c (lambda_transform_legal_p): Handle the case of
7734 no dependences in the dependence_relations vector.
7736 2008-01-16 Jan Hubicka <jh@suse.cz>
7738 PR rtl-optimization/31396
7739 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
7740 * cfg.c (dump_reg_info): Print it.
7741 * regs.h (struct reg_info_t): add freq_calls_crossed.
7742 (REG_FREQ_CALLS_CROSSED): New macro.
7743 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
7744 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
7745 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
7746 regmove_optimize): Update call crossed frequencies.
7747 * local-alloc.c (struct qty): Add freq_calls_crossed.
7748 (alloc_qty): Copute freq_calls_crossed.
7749 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
7750 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
7751 * ra.h (struct allocno): Add freq_calls_crossed.
7753 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7755 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
7756 libgomp when compiling with ftree-parallelize-loops.
7757 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
7759 2008-01-16 Richard Guenther <rguenther@suse.de>
7761 PR tree-optimization/34769
7762 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
7763 * tree.c (int_cst_value): Instead make this function more
7764 permissive in what it accepts as valid input. Document this
7765 function always sign-extends the value.
7767 2008-01-16 Jakub Jelinek <jakub@redhat.com>
7768 Richard Guenther <rguenther@suse.de>
7771 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
7772 (gimple_fold_indirect_ref_rhs): ... this.
7773 (gimple_fold_indirect_ref): New function with foldings
7774 that preserve lvalueness.
7775 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
7776 * tree-flow.h (gimple_fold_indirect_ref): Declare.
7777 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
7778 to fold an INDIRECT_REF, fall back to the old use of
7779 fold_indirect_ref_1.
7781 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7783 * tree-data-ref.c (subscript_dependence_tester_1): Call
7784 free_conflict_function.
7785 (compute_self_dependence): Same.
7787 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7790 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
7791 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
7793 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
7794 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
7795 for DWARF2_UNWIND_INFO targets.
7797 2008-01-16 Richard Guenther <rguenther@suse.de>
7800 * c-typeck.c (common_pointer_type): Do not merge inconsistent
7801 type qualifiers for function types.
7803 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
7805 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
7806 loop_iterator li from previous commit.
7808 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
7810 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
7812 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7814 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
7815 (parallelize_loops): Don't parallelize irreducible components.
7817 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7820 * c-opts (c_common_post_options): Do not enable CPP
7821 flag_pedantic_errors by default.
7823 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
7825 PR rtl-optimization/31944
7826 * cse.c (remove_pseudo_from_table): New function.
7827 (merge_equiv_classes): Use above function to remove pseudo-registers.
7828 (invalidate): Likewise.
7830 2008-01-13 Richard Guenther <rguenther@suse.de>
7833 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
7834 instead of TYPE_MODE to deal with calls from expand_one_error_var.
7836 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
7838 * gcse.c (cprop_jump): Call validate_unshare_change instead of
7839 validate_change to unshare the source of the PC set.
7841 2008-01-12 Jan Hubicka <jh@suse.cz>
7844 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
7845 references above array bounds. This might trigger bounds checks for
7848 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7850 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
7851 new_replaceable_dependencies.
7853 2008-01-12 Doug Kwan <dougkwan@google.com>
7855 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
7856 instead of OPT_Wreturn_type in warning due to ignored return type
7858 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
7859 options included in -Wextra.
7860 * c.opt: New option -Wignored_qualifiers.
7861 * doc/invoke.texi (Warning Options, -Wextra): Add new option
7862 -Wignore_qualifiers.
7863 (-Wignored-qualifiers): Document.
7864 (-Wreturn-type): Remove description of functionality now handled
7865 by -Wignored-qualifiers.
7867 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
7870 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
7871 NOP_EXPR if it is between integral types with the same precision.
7873 2008-01-12 Jan Hubicka <jh@suse.cz>
7876 * invoke.texi (max-inline-recursive-depth): Fix default value.
7878 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
7880 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
7883 2008-01-11 Bob Wilson <bob.wilson@acm.org>
7885 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
7887 2008-01-11 James E. Wilson <wilson@specifix.com>
7890 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
7892 2008-01-11 Anatoly Sokolov <aesok@post.ru>
7894 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
7895 save/restore frame pointer register and don't use 'call-prologues'
7896 optimization in function with "OS_task" attribute.
7898 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
7901 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
7902 when copying to memory.
7904 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
7906 PR rtl-optimization/30905
7907 * cfgcleanup.c: Include dce.h
7908 (crossjumps_occured): New global variable.
7909 (try_crossjump_bb): Exit loop after finding a fallthru edge.
7910 If something changed, set crossjumps_occured to true.
7911 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
7912 Don't add/remove fake edges to exit here...
7913 (cleanup_cfg): ...but do it here, when crossjumping.
7914 Run a fast DCE when successful crossjumps occured in the latest
7915 iteration of try_optimize_cfg.
7917 2008-01-11 Richard Guenther <rguenther@suse.de>
7919 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
7920 (struct vn_unary_op_s): Likewise.
7921 (vn_reference_insert): Free old reference on hash collision.
7923 2008-01-10 Raksit Ashok <raksit@google.com>
7925 PR rtl-optimization/27971
7926 * combine.c (find_split_point): Split PLUS expressions which are
7927 inside a MEM rtx, and whose first operand is complex.
7929 2008-01-10 DJ Delorie <dj@redhat.com>
7931 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
7932 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
7933 (m32c_hard_regno_ok): Call the underlying function.
7935 2008-01-10 Richard Guenther <rguenther@suse.de>
7938 * tree-cfg.c (tree_merge_blocks): Do not go through the
7939 full-blown folding and stmt updating path if we just deal
7940 with virtual operands.
7941 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
7942 test for abnormal SSA_NAMEs.
7944 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
7947 * reload.c (push_reload): Add assertions. All constants from
7948 reg_equiv_constant should have been used for replacing the respective
7950 (find_reloads_address): Invoke find_reloads_address_part for
7951 constant taken from the reg_equiv_constant array.
7953 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
7955 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
7956 field (valnum) the first in the struct. Replace bools with
7959 2008-01-10 Richard Guenther <rguenther@suse.de>
7961 PR tree-optimization/34651
7962 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
7963 types and ordering for masking and converting.
7965 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
7967 PR tree-optimization/34017
7968 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
7969 also for PHI_NODE expressions.
7971 2008-01-09 Jan Hubicka <jh@suse.cz>
7973 PR tree-optimization/34708
7974 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
7975 based on number of case labels.
7976 (init_inline_once): Remove switch_cost.
7977 * tree-inline.h (eni_weights_d): Remove switch_cost.
7979 2008-01-09 Richard Guenther <rguenther@suse.de>
7980 Andrew Pinski <andrew_pinski@playstation.sony.com>
7983 * gimplify.c (gimplify_cond_expr): Do not create an addressable
7984 temporary if an rvalue is ok or an lvalue is not required.
7986 2008-01-09 Richard Guenther <rguenther@suse.de>
7989 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
7992 2008-01-09 Richard Guenther <rguenther@suse.de>
7995 * tree.c (host_integerp): Check for sizetype only if the
7996 type is an integer type.
7998 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
8001 * opts.c (decode_options): Disable inlining of functions called
8002 once if not in unit-at-a-time mode.
8004 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
8006 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
8008 2008-01-08 Richard Guenther <rguenther@suse.de>
8011 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
8012 out early if the result will be unused.
8014 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
8019 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8020 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
8023 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
8025 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
8026 for vectorization tuned.
8028 2008-01-08 Richard Guenther <rguenther@suse.de>
8030 PR tree-optimization/34683
8031 * tree-ssa-operands.c (operand_build_cmp): Export.
8032 * tree-ssa-operands.h (operand_build_cmp): Declare.
8033 * tree-vn.c (vuses_compare): Remove.
8034 (sort_vuses): Use operand_build_cmp.
8035 (sort_vuses_heap): Likewise.
8036 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
8037 to re-use old VEC if available. Do not sort already sorted VUSEs.
8038 (vdefs_to_vec): Do not sort already sorted VDEFs.
8040 2008-01-08 Jakub Jelinek <jakub@redhat.com>
8043 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
8045 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
8048 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
8049 limitations of reciprocal sequences on x86 targets.
8051 2008-01-08 Richard Guenther <rguenther@suse.de>
8053 PR tree-optimization/34683
8054 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
8056 2008-01-07 Jakub Jelinek <jakub@redhat.com>
8059 * config/darwin.c (darwin_mergeable_string_section): Don't use
8060 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
8062 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
8065 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
8066 negxf2. Macroize expander using X87MODEF mode iterator. Change
8067 predicates of op0 and op1 to register_operand.
8068 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
8069 expander using X87MODEF mode iterator. Change predicates of
8070 op0 and op1 to register_operand.
8071 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
8072 corresponding patterns and macroize using MODEF macro. Change
8073 predicates of op0 and op1 to register_operand and remove
8074 "m" constraint. Disparage "r" alternative with "!".
8075 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
8076 macroize using X87MODEF macro. Change predicates of op0 and op1
8077 to register_operand and remove "m" constraint. Disparage "r"
8078 alternative with "!".
8079 (absneg splitter with memory operands): Remove.
8080 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
8081 patterns and macroize using X87MODEF mode iterator.
8082 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
8083 Change predicate of op1 to register_operand.
8084 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
8085 for memory operands.
8087 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
8089 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
8091 2008-01-07 Richard Guenther <rguenther@suse.de>
8093 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
8096 2008-01-07 Richard Guenther <rguenther@suse.de>
8098 PR tree-optimization/34683
8099 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
8100 VOPs of the needed size to save memory. Use VEC_quick_push
8101 to save compile-time.
8102 (vdefs_to_vec): Likewise.
8104 2008-01-07 Sa Liu <saliu@de.ibm.com>
8106 * config/spu/spu.md (divdf3): Genetate inline code for double
8107 division. The implementation doesn't handle INF or NAN, therefore it
8108 only applies when -ffinite-math-only is given.
8110 2008-01-06 Paolo Carlini <pcarlini@suse.de>
8113 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
8114 * doc/cpp.texi ([Common Predefined Macros]): Document.
8116 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
8118 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
8119 order to use commutative addition instead of subtraction.
8121 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8122 Mircea Namolaru <namolaru@il.ibm.com>
8123 Vladimir Yanovsky <yanov@il.ibm.com>
8124 Revital Eres <eres@il.ibm.com>
8126 PR tree-optimization/34263
8127 * tree-outof-ssa.c (process_single_block_loop_latch,
8128 contains_tree_r): New functions.
8129 (analyze_edges_for_bb): Call process_single_block_loop_latch
8130 function to empty single-basic-block latch block if possible.
8132 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8134 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
8136 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
8138 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
8140 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
8142 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
8144 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
8146 2008-01-05 Jakub Jelinek <jakub@redhat.com>
8148 PR tree-optimization/34618
8149 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
8152 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8155 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
8156 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
8157 Update copyright year.
8159 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
8160 Update copyright year.
8161 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
8164 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
8166 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
8167 edge does not point to current bb before changing need_assert.
8169 2008-01-04 Richard Guenther <rguenther@suse.de>
8172 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
8173 for verifying purposes if they are is_gimple_min_invariant.
8175 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
8177 PR tree-optimization/34448
8178 PR tree-optimization/34465
8179 * gimplify.c (gimplify_init_constructor): Add new parameter
8180 notify_temp_creation. Use it.
8181 (gimplify_modify_expr_rhs): Take volatiles into account when
8182 optimizing constructors.
8183 Do not optimize constructors if gimplify_init_constructor will dump to
8185 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
8186 * gcc.c-torture/compile/pr34448.c: New.
8188 2008-01-04 Jakub Jelinek <jakub@redhat.com>
8190 PR gcov-profile/34609
8191 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
8192 return_slot if result is TREE_ADDRESSABLE.
8194 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
8196 * config/mips/mips.md (sqrt_condition): Tweak comment.
8197 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
8199 2008-01-03 Tom Tromey <tromey@redhat.com>
8202 * c-common.c (c_type_hash): Handle VLAs.
8204 2008-01-03 Jan Hubicka <jh@suse.cz>
8206 PR tree-optimization/31081
8207 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
8208 0 when inlining and not inlining to first basic block.
8209 (remap_decl): When var is initialized to 0, don't set default_def.
8210 (expand_call_inline): Set entry_bb.
8211 * tree-inline.h (copy_body_data): Add entry_bb.
8213 2008-01-03 Jakub Jelinek <jakub@redhat.com>
8216 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
8219 PR tree-optimization/29484
8220 * tree-inline.c (inline_forbidden_p_2): New function.
8221 (inline_forbidden_p): Disallow inlining if some static var
8222 has an address of a local LABEL_DECL in its initializer.
8223 * doc/extend.texi (Labels as Values): Document &&foo behaviour
8226 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
8228 PR tree-optimization/34635
8229 * tree-data-ref.c (add_other_self_distances): Make sure that the
8230 evolution step is constant.
8232 2008-01-03 Jakub Jelinek <jakub@redhat.com>
8235 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
8237 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
8239 * tree-sra.c (scalarize_init): Insert the generate_element_init
8240 statements after the generate_element_zero statements.
8242 2008-01-02 Richard Guenther <rguenther@suse.de>
8246 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
8247 for very large number of operands instead of ICEing.
8249 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
8252 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
8253 while stack probing.
8255 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
8257 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
8260 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
8263 * tree-mudflap.c (mx_register_decls): Guard warning by
8264 !DECL_ARTIFICIAL check.
8266 2008-01-01 Jakub Jelinek <jakub@redhat.com>
8268 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
8269 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
8270 sse5_perm<mode>): Fix constraints.