1 2008-05-01 Simon Baldwin <simonb@google.com>
3 * c-common.h (warn_array_subscript_range): New function.
4 * c-common.c (warn_array_subscript_range): Ditto.
5 * tree-vrp.c (check_array_ref): Corrected code to agree with
6 comment, ignoring only arrays of size 0 or size 1.
7 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
9 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
11 * config/i386/i386.c (ix86_builtin_type): Replace
12 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
13 (bdesc_args): Updated.
14 (ix86_init_mmx_sse_builtins): Likewise.
15 (ix86_expand_args_builtin): Likewise.
17 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
20 * doc/extend.texi: Correct __builtin_ia32_palignr.
22 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
25 * config/i386/i386.c (bdesc_crc32): Removed.
26 (ix86_expand_crc32): Likewise.
27 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
28 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
29 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
30 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
31 UINT_FTYPE_UINT_UCHAR.
32 (bdesc_args): Updated. Add crc32 builtins.
33 (ix86_init_mmx_sse_builtins): Updated.
34 (ix86_expand_args_builtin): Updated to support subreg.
36 * doc/extend.texi: Correct __builtin_ia32_crc32di.
38 2008-05-01 Jan Hubicka <jh@suse.cz>
40 * tree-pass.h (opt_pass): Add IPA_PASS.
41 (varpool_node, cgraph_node): Forward declare.
42 (ipa_opt_pass): Define.
43 (pass_ipa_inline): Turn into ipa_opt_pass.
44 (pass_apply_inline): Remove.
45 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
46 (apply_inline): Turn into ....
47 (inline_transform): ... this one.
48 (inline_generate_summary): New function.
49 (pass_apply_inline): Remove.
50 * function.h (ipa_opt_pass): Forward declare structure; typedef;
52 (struct function): Add ipa_transforms_to_apply.
53 * passes.c (register_one_dump_file): Work on IPA_PASS.
54 (init_optimization_passes): Remove pass_inline_parameters and
56 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
57 (execute_one_pass) ... here; apply transforms when possible.
58 (add_ipa_transform_pass, execute_ipa_summary_asses,
59 execute_one_ipa_transform_pass): New.
60 (execute_ipa_pass_list): Update for IPA_PASS type.
62 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
64 * config/i386/i386.c (ix86_builtin_type): Add
65 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
66 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
67 (bdesc_args): Add SSE4a builtins.
68 (ix86_init_mmx_sse_builtins): Updated.
69 (ix86_expand_args_builtin): Likewise.
70 (ix86_expand_builtin): Likewise.
72 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
74 * config/i386/i386.c (ix86_builtin_type): Add
75 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
76 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
77 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
78 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
79 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
80 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
81 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
82 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
83 and DI_FTYPE_DI_DI_INT.
84 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
85 (ix86_init_mmx_sse_builtins): Updated.
86 (ix86_expand_args_builtin): Likewise.
87 (ix86_expand_builtin): Likewise.
88 (ix86_expand_binop_imm_builtin): Removed.
90 * doc/extend.texi: Correct __builtin_ia32_palignr128.
92 2008-04-30 Richard Guenther <rguenther@suse.de>
94 PR tree-optimization/32921
95 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
97 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
99 * config/arm/arm.c (arm_unwind_emit): Use
100 crtl->all_throwers_are_sibcalls instead of
101 cfun->all_throwers_are_sibcalls.
102 (arm_output_fn_unwind): Likewise.
103 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
104 instead of cfun->uses_pic_offset_table.
105 (frv_expand_prologue): Likewise.
106 (frv_frame_pointer_required): Likewise.
107 (frv_expand_fdpic_call): Likewise.
108 (frv_emit_movsi): Likewise.
109 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
110 cfun->returns_pcc_struct instead of
111 current_function_returns_pcc_struct.
112 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
113 instead of cfun->calls_eh_return.
114 (m32c_pushm_popm): Likewise.
115 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
116 "extern" declaration.
118 2008-04-30 Richard Guenther <rguenther@suse.de>
120 PR tree-optimization/21636
121 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
123 (evaluate_stmt): Print the likely value.
124 (ccp_visit_stmt): Avoid excessive vertical spacing.
126 2008-04-30 Rafael Espindola <espindola@google.com>
128 * builtins.c (fold_call_expr): Return realret.
129 * tree-ssa-threadedge.c
130 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
131 __builtin_object_size.
133 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
135 * gcc.c (wrapper_string): New variable.
136 (insert_wrapper): New function.
137 (execute): New option -wrapper.
138 * doc/invoke.texi (Overall Options): New driver option -wrapper.
140 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
142 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
143 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
144 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
146 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
147 * config/rs6000/e500crtres32gpr.asm,
148 config/rs6000/e500crtres64gpr.asm
149 config/rs6000/e500crtres64gprctr.asm,
150 config/rs6000/e500crtrest32gpr.asm
151 config/rs6000/e500crtrest64gpr.asm,
152 config/rs6000/e500crtresx32gpr.asm
153 config/rs6000/e500crtresx64gpr.asm,
154 config/rs6000/e500crtsav32gpr.asm
155 config/rs6000/e500crtsav64gpr.asm,
156 config/rs6000/e500crtsav64gprctr.asm
157 config/rs6000/e500crtsavg32gpr.asm,
158 config/rs6000/e500crtsavg64gpr.asm
159 config/rs6000/e500crtsavg64gprctr.asm: New files.
160 * config/rs6000/t-ppccomm: Add build rules for new files.
161 (LIB2FUNCS_STATIC_EXTRA): Add new files.
162 * config/rs6000/t-netbsd: Add build rules for new files.
163 (LIB2FUNCS_STATIC_EXTRA): New variable.
164 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
165 (CRTSAVRES_DEFAULT_SPEC): Likewise.
166 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
168 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
170 * config/i386/i386.c (ix86_builtin_type): Add
171 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
172 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
173 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
174 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
175 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
176 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
177 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
178 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
179 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
180 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
181 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
182 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
183 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
184 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
185 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
186 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
187 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
188 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
189 V1DI_FTYPE_V2SI_V2SI.
190 (bdesc_2arg): Moved to ...
192 (ix86_init_mmx_sse_builtins): Updated.
193 (ix86_expand_args_builtin): Updated. Take a pointer
194 to const struct builtin_description. Handle comparison
196 (ix86_expand_sse_compare): Take a new argument for swapping
198 (ix86_expand_builtin): Updated.
200 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
201 (ssse3_pmaddubsw128): This.
202 (ssse3_pmaddubswv4hi3): Renamed to ...
203 (ssse3_pmaddubsw): This.
205 * doc/extend.texi (__builtin_ia32_packsswb128): Correct
207 (__builtin_ia32_packssdw128): Likewise.
208 )__builtin_ia32_packuswb128): Likewise.
209 (__builtin_ia32_pmaddubsw): Likewise.
210 (__builtin_ia32_pmaddubsw128): Likewise.
212 2008-04-30 Richard Guenther <rguenther@suse.de>
214 PR tree-optimization/14847
215 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
216 (recognize_bits_test): Use it.
217 (recognize_single_bit_test): Likewise.
219 2008-04-30 Martin Jambor <mjambor@suse.cz>
221 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
222 instead of setting number of formal parameters to zero.
223 (ipcp_init_stage): Do not set the number of actual parameters to zero
225 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
226 which are called with variable number of arguments.
227 (ipcp_insert_stage): Explicitely skipping all nodes which are
228 called with variable number of arguments.
229 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
230 number of parameters.
232 * ipa-prop.h (struct ipa_node_params): Added flag
233 called_with_var_arguments
234 (ipa_set_param_count): Added. Changed sole setter to use it.
235 (ipa_get_param_count): Added. All readers of param_count
236 converted to use it instead.
237 (ipa_set_called_with_variable_arg): Added.
238 (ipa_is_called_with_var_arguments): Added.
239 (ipa_get_ith_param): Added. All readers of param_decls converted
241 (ipa_set_cs_argument_count): Added, sole writer to argument_count
243 (ipa_get_cs_argument_count): Added, all readers of argument_count
245 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
248 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
249 (struct ipcp_lattice): Renamed cval_type to type
250 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
252 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
253 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
254 (ipcp_insert_stage): Changed the type of variable cvalue to tree
255 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
256 (build_const_val): Changed the type of parameter cvalue to tree
257 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
258 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
260 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
263 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
264 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
265 (ipa_add_method): Renamed to ipa_push_func_to_list
266 (ipa_remove_method): Renamed to ipa_pop_func_from_list
267 (ipa_callsite_param_count): Removed.
268 (ipa_callsite_param_count_set): Removed.
269 (ipa_callsite_param): Removed.
270 (ipa_callsite_callee): Removed.
271 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
272 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
273 (ipa_method_formal_count): Removed.
274 (ipa_method_formal_count_set): Removed.
275 (ipa_method_get_tree): Removed.
276 (ipa_method_tree_map_create): Removed.
277 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
278 (ipa_create_param_decls_array): Creates the array itself
279 (ipa_create_param_decls_array): Temporary variable info instead of
281 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
282 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
284 (ipa_jf_get_info_type): Removed.
285 (ipa_node_create): Renamed to ipa_create_node_params
286 (ipa_free): Renamed to ipa_free_all_node_params
287 (ipa_nodes_create): Renamed to ipa_create_all_node_params
288 (ipa_edges_create): Renamed to ipa_create_all_edge_args
289 (ipa_edges_free): Renamed to ipa_free_all_edge_args
290 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
291 (ipa_free_all_node_params): Deallocation to jump_functions moved to
292 ipa_free_all_edge_args
293 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
294 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
295 (ipa_create_methodlist_node): Removed.
296 (ipa_methodlist_method): Removed.
297 (ipa_methodlist_method_set): Removed.
298 (ipa_methodlist_next_method): Removed.
299 (ipa_methodlist_next_method_set): Removed.
300 (ipa_method_is_modified): Removed.
301 (ipa_method_modify_create): Removed.
302 (ipa_method_modify_init): Temporary variable info instead of a few
304 (ipa_detect_param_modifications): Temporary variable info instead of
306 (ipa_compute_jump_functions): Temporary variable info instead of
308 (ipa_method_modify_set): Removed.
309 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
310 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
311 than craph_node as the first parameter.
312 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
313 (ipa_method_modify_init): Removed.
314 (ipa_compute_jump_functions): Added a temp variable instead of
315 repeatadly dereferencing the cgraph_edge.aux pointer
316 (ipa_callsite_param_set_type): Removed.
317 (ipa_compute_jump_functions): i renamed to index and moved to
319 (ipa_callsite_param_set_info_type_formal): Removed.
320 (ipa_callsite_param_set_info_type): Removed.
321 (ipa_callsite_param_map_create): Removed.
322 (ipa_callsite_tree): Removed.
323 (ipa_callsite_caller): Removed.
324 (ipa_pop_func_from_list): return_method removed to return_func
326 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
327 prefixed all values with IPA_. Changed all users.
328 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
329 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
330 and FORMAL_IPATYPE IPA_PASS_THROUGH.
331 (union parameter_info): Renamed to jump_func_value.
332 (union jump_func_value): Renamed value to constant
333 (struct ipa_jump_func): Renamed info_type to value
334 (struct ipa_node): Renamed to ipa_node_params
335 (struct ipa_node_params): Renamed ipa_arg_num to param_count
336 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
337 (struct ipa_node_params): Renamed ipa_mod to modified_flags
338 (struct ipa_edge): Renamed to ipa_edge_args
339 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
340 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
341 (struct ipa_methodlist): Renamed to ipa_func_list
342 (struct ipa_func_list): method_p renamed to node, next_method
344 (ipa_methodlist_p): Removed, switched all users to struct pointer
345 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
347 2008-04-30 Alan Modra <amodra@bigpond.net.au>
349 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
350 (rs6000_emit_epilogue): Use backchain to restore only when we
351 have a large frame. Make use of frame pointer to restore if we
352 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
354 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
356 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
357 Add mode to zero_extract.
358 (sign bit tests peepholes): (Ditto.).
360 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
362 * config/i386/i386.c (ix86_builtins): Replace Prescott New
363 Instructions in comments with SSE3.
364 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
365 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
366 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
367 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
368 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
369 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
370 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
371 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
372 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
373 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
374 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
375 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
376 (bdesc_sse_args): Renamed to ...
377 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
378 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
379 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
381 (bdesc_1arg): Moved to ...
383 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
384 Instructions in comments with SSE3.
385 (ix86_expand_sse_operands_builtin): Renamed to ...
386 (ix86_expand_args_builtin): This. Updated.
387 (ix86_expand_unop1_builtin): Update comments.
388 (ix86_expand_builtin): Updated.
390 2008-04-29 Richard Guenther <rguenther@suse.de>
392 PR tree-optimization/36078
393 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
394 Update virtual SSA form after cleaning up the CFG.
396 2008-04-29 Richard Guenther <rguenther@suse.de>
399 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
401 2008-04-29 Richard Guenther <rguenther@suse.de>
403 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
404 (compute_may_aliases): Do not call finalize_ref_all_pointers.
405 (compute_flow_insensitive_aliasing): Do not treat
406 PTR_IS_REF_ALL pointers special.
407 (get_smt_for): Likewise.
408 (may_alias_p): Re-structure.
409 (is_escape_site): A ref-all pointer conversion is not an escape site.
410 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
411 PTR_IS_REF_ALL pointers special.
412 * tree-ssa-structalias.h (struct alias_info): Remove
413 ref_all_symbol_mem_tag field.
414 (PTR_IS_REF_ALL): Remove.
416 2008-04-29 Richard Guenther <rguenther@suse.de>
419 * fold-const.c (extract_muldiv_1): In combining division constants
420 make sure to never overflow.
422 2008-04-29 Nick Clifton <nickc@redhat.com>
424 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
426 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
429 * optc-gen.awk: Work around HP-UX/IA awk bug.
431 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
433 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
436 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
439 * config/i386/i386.md
440 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
441 Change operand 1 predicate to nonimmediate_operand.
443 2008-04-28 Jakub Jelinek <jakub@redhat.com>
446 * dwarf2out.c (struct die_struct): Mark as chain_circular through
448 * gengtype.c (walk_type, write_func_for_structure): Handle
450 * doc/gty.texi: Document chain_circular.
452 2008-04-28 Richard Guenther <rguenther@suse.de>
454 PR tree-optimization/36066
455 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
458 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
461 * config/i386/i386.md
462 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
463 Use match_scratch instead of match_operand for operands 3 and 4.
465 2008-04-27 Richard Guenther <rguenther@suse.de>
467 PR tree-optimization/18754
468 PR tree-optimization/34223
469 * tree-pass.h (pass_complete_unrolli): Declare.
470 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
471 loop size before and after unconditionally of UL_NO_GROWTH in effect.
472 Rewrite loop into loop closed SSA form if it is not already.
473 (tree_unroll_loops_completely): Re-structure to iterate over
474 innermost loops with intermediate CFG cleanups.
475 Unroll outermost loops only if requested or the code does not grow
477 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
479 (tree_vectorize): Instead do so here.
480 (tree_complete_unroll): Also unroll outermost loops.
481 (tree_complete_unroll_inner): New function.
482 (gate_tree_complete_unroll_inner): Likewise.
483 (pass_complete_unrolli): New pass.
484 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
485 uses outside of the loop.
486 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
487 form if it is available.
488 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
489 * passes.c (init_optimization_passes): Schedule complete inner
490 loop unrolling pass before the first CCP pass after final inlining.
492 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
494 * targhooks.h (default_emutls_var_fields,
495 default_emutls_var_init): Declare.
496 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
497 * target.h (struct gcc_target): Add struct emutls member.
498 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
499 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
500 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
501 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
502 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
503 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
504 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
505 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
506 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
507 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
508 emit debug information.
509 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
510 * varasm.c: Include targhooks.h.
511 (emutls_object_section, emutls_tmpl_section): New.
512 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
513 (EMUTLS_SEPARATOR): New.
515 (get_emutls_object_name): New.
516 (default_emutls_var_fields): New, broken out of ...
517 (get_emutls_object_type): ... here. Adjust to use target hooks.
518 (get_emutls_init_templ_addr): Adjust to use target hooks.
519 (emutls_decl): Adjust to use target hooks.
520 (emutls_finish): Likewise.
521 (default_emutls_var_init): New, broken out of ...
522 (assemble_variable): ... here. Adjust to use target hooks.
523 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
525 * c-common.c (handle_section_attribute): Prevent overriding
526 sections for emulated tls with special sections.
527 * config/i386/i386.c (x86_64_elf_select_section): Add
528 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
529 (x86_64_elf_unique_section): Likewise.
530 * config/vxworks.c: Include tree.h.
531 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
532 (vxworks_override_options): Set TLS scheme.
533 * doc/tm.texi (Emulated TLS): New node.
535 2008-04-26 Simon Baldwin <simonb@google.com>
538 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
539 with propagated string constants.
541 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
543 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
544 constraint for operand 2 when operand 0 is memory operand.
545 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
546 operand 0 is memory operand.
547 (fix_trunc<mode>_i387_with_temp): Ditto.
548 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
549 operand 2 when operand 1 is memory operand.
550 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
551 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
552 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
553 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
554 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
555 operands 2,3 and 4 when operand 1 is memory operand.
556 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
558 (fistdi2_floor_with_temp): Ditto.
559 (fist<mode>2_floor_with_temp): Ditto.
560 (fistdi2_ceil_with_temp): Ditto.
561 (fist<mode>2_ceil_with_temp): Ditto.
562 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
564 2008-04-26 David Daney <ddaney@avtrex.com>
566 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
568 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
569 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
570 UNSPEC_UPDATE_GOT_VERSION): Renumber.
571 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
572 (compare_and_swap_12): New insn.
573 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
574 * config/mips/mips.c (mips_force_binary): New function.
575 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
576 (mips_expand_compare_and_swap_12): New function.
577 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
579 2008-04-25 Jan Hubicka <jh@suse.cz>
582 * cfgexpand.c (pass_expand): Turn into RTL pass.
583 * passes.c (execute_one_pass): Do pass typechecking after execution.
584 * tree-pass.h (pass_expand): Turn into RTL pass.
586 * function.h (struct rtl_data): Move here fields
587 accesses_prior_frames, calls_eh_return, saves_all_registers,
588 has_nonlocal_goto, has_asm_statement, is_thunk,
589 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
590 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
591 arg_pointer_save_area_init from struct function; turn into bool.
592 (struct function): Move
593 calls_eh_return, saves_all_registers, has_nonlocal_goto,
594 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
595 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
596 tail_call_emit, arg_pointer_save_area_init
597 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
598 (current_function_returns_struct, current_function_returns_pcc_struct,
599 current_function_calls_setjmp, current_function_calls_alloca,
600 current_function_accesses_prior_frames,
601 current_function_calls_eh_return, current_function_is_thunk,
602 current_function_stdarg, current_function_profile,
603 current_function_limit_stack, current_function_uses_pic_offset_table,
604 current_function_uses_const_pool, current_function_has_nonlocal_label,
605 current_function_saves_all_registers,
606 current_function_has_nonlocal_goto,
607 current_function_has_asm_statement): Remove accesor macros.
608 * ra-conflict.c (global_conflicts): Update.
609 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
610 (suitable_for_tail_call_opt_p): Update.
611 * builtins.c (expand_builtin_return_addr): Update.
612 (expand_builtin_setjmp_setup): Update.
613 (expand_builtin_nonlocal_goto): Update.
614 * final.c (final_start_function): Update.
615 (profile_function): Update.
616 (leaf_function_p): Update.
617 (only_leaf_regs_used): Update.
618 * df-scan.c (df_get_exit_block_use_set): Update.
619 * dojump.c (clear_pending_stack_adjust): Update.
620 * tree-stdarg.c (gate_optimize_stdarg): Update.
621 * gimple-low.c (lower_function_body): Update.
622 * global.c (compute_regsets): Update.
623 (global_alloc): Update.
624 * dwarf2out.c (dwarf2out_begin_prologue): Update.
625 * expr.c (expand_assignment): Update.
626 * dse.c (dse_step0): Update.
628 * c-decl.c (store_parm_decls): Update.
629 * local-alloc.c (combine_regs): Update.
630 (find_free_reg): Update.
631 * function.c (assign_parms_augmented_arg_list): Update.
632 (assign_parm_find_data_types): Update.
633 (assign_parms): Update.
634 (allocate_struct_function): Update.
635 (expand_function_start): Update.
636 (expand_function_end): Update.
637 (get_arg_pointer_save_area): Update.
638 (thread_prologue_and_epilogue_insns): Update.
639 (rest_of_match_asm_constraints): Update.
640 * stor-layout.c (variable_size): Update.
641 * gcse.c (gcse_main): Update.
642 (bypass_jumps): Update.
643 * gimplify.c (gimplify_function_tree): Update.
644 * calls.c (emit_call_1): Update.
645 (expand_call): Update.
646 * bt-load.c (compute_defs_uses_and_gen): Update.
647 * except.c (sjlj_assign_call_site_values): Update.
648 (sjlj_emit_function_enter): Update.
649 (can_throw_external): Update.
650 (set_nothrow_function_flags): Update.
651 (expand_builtin_unwind_init): Update.
652 (expand_eh_return): Update.
653 (convert_to_eh_region_ranges): Update.
654 (output_function_exception_table): Update.
655 * emit-rtl.c (gen_tmp_stack_mem): Update.
656 * cfgexpand.c (expand_used_vars): Update.
657 (tree_expand_cfg): Update.
658 * cfgcleanup.c (rest_of_handle_jump): Update.
659 * explow.c (allocate_dynamic_stack_space): Update.
660 * varasm.c (assemble_start_function): Update.
661 (force_const_mem): Update.
662 (mark_constant_pool): Update.
663 * tree-optimize.c (tree_rest_of_compilation): Update.
664 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
665 * tree-cfg.c (notice_special_calls): Update.
666 (is_ctrl_altering_stmt): Update.
667 (tree_can_make_abnormal_goto): Update.
668 (tree_purge_dead_abnormal_call_edges): Update.
669 * config/alpha/predicates.md: Update.
670 * config/alpha/alpha.c (alpha_sa_mask): Update.
671 (alpha_sa_size): Update.
672 (alpha_does_function_need_gp): Update.
673 (alpha_expand_prologue): Update.
674 (alpha_start_function): Update.
675 (alpha_output_function_end_prologue): Update.
676 (alpha_expand_epilogue): Update.
677 * config/frv/frv.c (frv_stack_info): Update.
678 (frv_expand_epilogue): Update.
679 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
680 (s390_register_info): Update.
681 (s390_frame_info): Update.
682 (s390_init_frame_layout): Update.
683 (s390_can_eliminate): Update.
685 * config/spu/spu.c (spu_split_immediate): Update.
686 (need_to_save_reg): Update.
687 (spu_expand_prologue): Update.
688 (spu_expand_epilogue): Update.
689 * config/sparc/sparc.md: Update.
690 * config/sparc/sparc.c (eligible_for_return_delay): Update.
691 (sparc_tls_got): Update.
692 (legitimize_pic_address): Update.
693 (sparc_emit_call_insn): Update.
694 (sparc_expand_prologue): Update.
695 (output_return): Update.
696 (print_operand): Update.
697 (sparc_function_ok_for_sibcall): Update.
698 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
699 * config/m32r/m32r.md: Update.
700 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
701 (m32r_compute_frame_size): Update.
702 (m32r_expand_prologue): Update.
703 (m32r_expand_epilogue): Update.
704 (m32r_legitimize_pic_address): Update.
705 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
706 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
707 * config/i386/i386.c (ix86_frame_pointer_required): Update.
709 (ix86_save_reg): Update.
710 (ix86_compute_frame_layout): Update.
711 (ix86_expand_prologue): Update.
712 (ix86_expand_epilogue): Update.
713 * config/sh/sh.c (output_stack_adjust): Update.
714 (calc_live_regs): Update.
715 (sh5_schedule_saves): Update.
716 (sh_expand_prologue): Update.
717 (sh_expand_epilogue): Update.
718 (sh_setup_incoming_varargs): Update.
719 (sh_allocate_initial_value): Update.
720 (sh_get_pr_initial_val): Update.
721 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
722 * config/sh/sh.md (label:): Update.
723 * config/avr/avr.c (out_movhi_mr_r): Update.
724 * config/crx/crx.h (enum): Update.
725 * config/xtensa/xtensa.h (along): Update.
726 * config/stormy16/stormy16.c Update.
727 (xstormy16_compute_stack_layout): Update.
728 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
729 (fr30_expand_prologue): Update.
730 * config/cris/cris.c (cris_conditional_register_usage): Update.
731 (cris_reg_saved_in_regsave_area): Update.
732 (cris_initial_frame_pointer_offset): Update.
733 (cris_simple_epilogue): Update.
734 (cris_expand_prologue): Update.
735 (cris_expand_epilogue): Update.
736 (cris_expand_pic_call_address): Update.
737 (cris_asm_output_symbol_ref): Update.
738 (cris_asm_output_label_ref): Update.
739 * config/cris/cris.md Update.
740 * config/iq2000/iq2000.c (compute_frame_size): Update.
741 (iq2000_expand_epilogue): Update.
742 * config/mt/mt.h (save_direction): Update.
743 * config/mn10300/mn10300.c (mn10300_function_value): Update.
744 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
745 (ia64_secondary_reload_class): Update.
746 * config/m68k/m68k.c (m68k_save_reg): Update.
747 (m68k_expand_prologue): Update.
748 (m68k_expand_epilogue): Update.
749 (legitimize_pic_address): Update.
750 * config/rs6000/rs6000.c (rs6000_got_register): Update.
751 (first_reg_to_save): Update.
752 (first_altivec_reg_to_save): Update.
753 (compute_vrsave_mask): Update.
754 (compute_save_world_info): Update.
755 (rs6000_stack_info): Update.
756 (spe_func_has_64bit_regs_p): Update.
757 (rs6000_ra_ever_killed): Update.
758 (rs6000_emit_eh_reg_restore): Update.
759 (rs6000_emit_allocate_stack): Update.
760 (rs6000_emit_prologue): Update.
761 (rs6000_emit_epilogue): Update.
762 (rs6000_output_function_epilogue): Update.
763 (output_profile_hook): Update.
764 (rs6000_elf_declare_function_name): Update.
765 * config/rs6000/rs6000.h (rs6000_args): Update.
766 * config/rs6000/rs6000.md: Update.
767 * config/mcore/mcore.c (mcore_expand_prolog): Update.
768 * config/arc/arc.c (arc_output_function_epilogue): Update.
769 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
770 * config/darwin.c (machopic_function_base_name): Update.
771 * config/score/score3.c (score3_compute_frame_size): Update.
774 (score3_epilogue): Update.
775 * config/score/score7.c (score7_compute_frame_size): Update.
776 (score7_prologue): Update.
777 (score7_epilogue): Update.
778 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
779 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
780 * config/arm/arm.c (use_return_insn): Update.
781 (require_pic_register): Update.
782 (arm_load_pic_register): Update.
783 (arm_compute_save_reg0_reg12_mask): Update.
784 (arm_compute_save_reg_mask): Update.
785 (thumb1_compute_save_reg_mask): Update.
786 (output_return_instruction): Update.
787 (arm_output_function_prologue): Update.
788 (arm_output_epilogue): Update.
789 (arm_get_frame_offsets): Update.
790 (arm_expand_prologue): Update.
791 (thumb_pushpop): Update.
792 (thumb_exit): Update.
793 (thumb1_expand_prologue): Update.
794 (thumb1_expand_epilogue): Update.
795 (arm_unwind_emit): Update.
796 (arm_output_fn_unwind): Update.
797 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
798 * config/arm/arm.md: Update.
799 * config/pa/pa.md: Update.
800 * config/pa/pa.c (legitimize_pic_address): Update.
801 (compute_frame_size): Update.
802 (hppa_expand_prologue): Update.
803 (hppa_expand_epilogue): Update.
804 (borx_reg_operand): Update.
805 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
806 (HARD_REGNO_RENAME_OK): Update.
807 * config/mips/mips.c (mips_global_pointer): Update.
808 (mips_save_reg_p): Update.
809 (mips_compute_frame_info): Update.
810 (mips_frame_pointer_required): Update.
811 (mips_expand_prologue): Update.
812 (mips_expand_epilogue): Update.
813 (mips_can_use_return_insn): Update.
814 (mips_reorg_process_insns): Update.
815 * config/v850/v850.c (compute_register_save_size): Update.
816 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
817 * config/mmix/mmix.c (along): Update.
818 (mmix_expand_epilogue): Update.
819 * config/bfin/bfin.c (legitimize_pic_address): Update.
820 (must_save_p): Update.
821 (stack_frame_needed_p): Update.
822 (add_to_reg): Update.
823 (bfin_expand_prologue): Update.
824 * stmt.c (expand_asm_operands): Update.
825 * reload1.c (reload): Update.
826 (init_elim_table): Update.
828 2008-04-25 Bob Wilson <bob.wilson@acm.org>
830 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
832 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
834 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with
836 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
837 (mov<mode>): Removed.
838 (*movv4sf_internal): Likewise.
839 (*movv2df_internal): Likewise.
841 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
843 * config.gcc (crx-*-elf): Remove deprecation.
845 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
847 * config/i386/cygming-crtend.c (register_frame_ctor): Register
848 __gcc_deregister_frame with atexit.
849 (deregister_frame_dtor): Remove.
851 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
852 Nathan Sidwell <nathan@codesourcery.com>
854 * config/rs6000/rs6000.opt (mspe): Remove Var property.
856 * config/rs6000/rs6000.h (rs6000_spe): Declare.
857 (rs6000_isel): Likewise.
858 * config/rs6000/rs6000.c (rs6000_spe): New variable.
859 (rs6000_isel): New variable.
860 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
862 2008-04-24 Jakub Jelinek <jakub@redhat.com>
865 * c-common.c (handle_vector_size_attribute): Call
866 lang_hooks.types.reconstruct_complex_type instead of
867 reconstruct_complex_type.
868 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
869 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
870 * langhooks.h (struct lang_hooks_for_types): Add
871 reconstruct_complex_type hook.
872 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
873 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
875 2008-04-24 Richard Guenther <rguenther@suse.de>
877 * c-common.h (check_builtin_function_arguments): Declare.
878 * c-common.c (validate_nargs): New function.
879 (check_builtin_function_arguments): Likewise.
880 * c-typeck.c (build_function_call): Call
881 check_builtin_function_arguments.
882 * builtins.c (fold_builtin_classify): Remove error reporting code.
883 (fold_builtin_unordered_cmp): Likewise.
884 (fold_builtin_1): Likewise.
885 (fold_builtin_n): Likewise.
887 2008-04-24 Jakub Jelinek <jakub@redhat.com>
889 PR tree-optimization/36008
890 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
891 the original op1, rather than delta by step.
893 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
894 Sebastian Pop <sebastian.pop@amd.com>
896 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
897 eliminate_local_variables_stmt, eliminate_local_variables,
898 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
899 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
900 of code delimited by two edges in the CFG.
901 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
902 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
903 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
904 the case of parallelisation of reductions.
905 (expr_invariant_in_region_p): New.
907 * tree-flow.h (gather_blocks_in_sese_region): Declared.
908 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
910 2008-04-24 Ira Rosen <irar@il.ibm.com>
911 Richard Guenther <rguenther@suse.de>
913 PR tree-optimization/36034
914 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
915 incapable of dealing with loads with gaps.
917 2008-04-24 Rafael Espindola <espindola@google.com>
919 * tree-flow.h (vrp_evaluate_conditional): Change signature.
920 * tree-ssa-propagate.c (fold_predicate_in): Update call to
921 vrp_evaluate_conditional.
922 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
923 (vrp_evaluate_conditional): Split the cond argument.
924 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
925 (simplify_stmt_for_jump_threading): Update call to
926 vrp_evaluate_conditional.
928 2008-04-24 Ira Rosen <irar@il.ibm.com>
930 PR tree-optimization/35982
931 * tree-vect-analyze.c (vect_check_interleaving): Check that the
932 interleaved data-refs are of the same type.
934 2008-04-24 Danny Smith <dannysmith@users.net>
936 * c-format.c (check_format_info_main): Use strncmp rather than a
937 magic prefix to handle multichar length specs.
938 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
939 Don't prefix "I64" and "I32" with '\0'.
941 2008-04-24 Jakub Jelinek <jakub@redhat.com>
944 * config/i386/i386.c (init_cumulative_args): Don't pass anything
945 in registers for -m32 only if stdarg_p (fntype).
947 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
949 PR rtl-optimization/36006
950 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
951 temp to op0 in order to avoid invalid rtx sharing.
953 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
955 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
956 check TREE_INVARIANT.
957 * tree-gimple.c (is_gimple_address): New.
958 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
959 * tree-gimple.h (is_gimple_address): New.
960 * tree.h (decl_address_invariant_p): New.
961 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
962 (build_string): Likewise.
963 (decl_address_invariant_p): New, from is_gimple_invariant_address.
964 (tree_invariant_p_1): Likewise.
966 (tree_invariant_p): New.
967 (skip_simple_arithmetic): Use it.
968 (stabilize_reference_1): Use it.
969 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
971 (build1_stat): Drop code to compute TREE_INVARIANT.
972 (build2_stat): Drop code to compute TREE_INVARIANT.
973 (build3_stat): Drop code to compute TREE_INVARIANT.
974 (build4_stat): Drop code to compute TREE_INVARIANT.
975 (build5_stat): Drop code to compute TREE_INVARIANT.
976 (build7_stat): Drop code to compute TREE_INVARIANT.
977 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
978 * tree.h (struct tree_base): Remove invariant_flag.
979 (TREE_INVARIANT): Remove.
980 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
981 (fold_builtin_expect): Check TREE_CONSTANT.
982 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
983 * c-tree.h (c_expr_to_decl): Drop third parameter.
984 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
985 (build_c_cast): Don't set TREE_INVARIANT.
986 (pop_init_level): Don't set TREE_INVARIANT.
987 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
988 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
990 (gimplify_init_constructor): Don't set TREE_INVARIANT.
991 (gimplify_addr_expr): Adjust comment.
992 * tree-mudflap.c (mf_build_string):
993 * print-tree.c (print_node): Don't print TREE_INVARIANT.
994 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
995 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
996 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
997 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
998 * langhooks.h (struct lang_hooks): Drop third parameter from
1001 2008-04-23 Richard Guenther <rguenther@suse.de>
1003 PR tree-optimization/27799
1004 PR tree-optimization/32921
1005 PR tree-optimization/32624
1006 * tree-ssa-structalias.c (merge_smts_into): Only merge the
1007 SMTs aliases and the tag itself into the solution.
1008 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
1009 merge the points-to solution back into the SMT aliases.
1010 (may_alias_p): Use alias_set_subset_of instead of
1011 aliases_conflict_p. A pointer which points to
1012 memory with alias set zero may access any variable.
1014 2008-04-23 Richard Guenther <rguenther@suse.de>
1016 * alias.c (alias_set_subset_of): Correctly handle asking
1017 if zero is a subset of an alias set with zero child.
1018 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
1019 (compute_flow_insensitive_aliasing): Correctly walk all
1020 pointers. Do not unnecessarily union sets.
1022 2008-04-23 Richard Guenther <rguenther@suse.de>
1025 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
1027 2008-04-22 Tomas Bily <tbily@suse.cz>
1029 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
1031 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
1033 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
1034 * tree-ssa-structalias.c (get_constraint_for): Likewise.
1035 * tree-inline.c (estimate_num_insns_1): Likewise.
1036 * varasm.c (const_hash_1, compare_constant, copy_constant)
1037 (compute_reloc_for_constant, output_addressed_constants): Likewise.
1038 * emit-rtl.c (component_ref_for_mem_expr)
1039 (set_mem_attributes_minus_bitpos): Likewise.
1040 * expr.c (highest_pow2_factor, expand_expr_real_1, )
1041 (is_aligning_offset): Likewise.
1042 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
1043 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
1044 * dojump.c (do_jump): Likewise.
1045 * builtins.c (get_pointer_alignment, get_memory_rtx)
1046 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
1047 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
1049 2008-04-23 Jakub Jelinek <jakub@redhat.com>
1051 PR rtl-optimization/36017
1052 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
1053 expanding the library call.
1055 2008-04-22 Ian Lance Taylor <iant@google.com>
1057 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
1060 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
1062 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
1063 of LR/CTR moves for Power6.
1065 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1068 * passes.c (init_optimization_passes): Remove
1069 pass_fast_rtl_byte_dce.
1071 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
1074 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
1075 builtin functions to generate faster code.
1076 (_mm_cvtpu16_ps): Ditto.
1077 (_mm_cvtpi32x2_ps): Ditto.
1079 2008-04-22 Nick Clifton <nickc@redhat.com>
1081 * common.opt (ftree-loop-distribution): Add Optimization
1084 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
1085 (frv_expand_builtin_va_start): Likewise.
1087 * config/arm/arm.c (thumb_find_work_register): Fix location of
1088 argument register count.
1090 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1092 Support scheduling for ColdFire V1 and V3 microarchitecture.
1093 Improve scheduling of multiplication instructions.
1095 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
1096 (mac): New instruction attribute.
1097 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
1098 (m68k_sched_mac): New variable.
1099 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
1100 Handle cfv1 and cfv3.
1101 (max_insn_size): New static variable.
1102 (struct _sched_ib): New type.
1103 (sched_ib): New static variable.
1104 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
1105 to fields of 'struct _sched_ib sched_ib'. Update all uses.
1106 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
1108 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
1109 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
1110 new variables. Update.
1111 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
1112 Add modeling of cfv3 instruction buffer. Update.
1113 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
1114 * config/m68k/m68k.h (TUNE_CFV3): New macro.
1115 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
1116 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
1117 a particular reservation applies to.
1118 (type2): Reorganize attribute values. Rename alu to alu_reg,
1119 alu_l to alu, move_l to omove. Join move to alu. Split mul
1121 (cf_ib_*): Simplify description of instruction buffer.
1122 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
1123 (cf_mem): Split into cf_mem1 and cf_mem2.
1124 (cf_v2_move_??): Rename to cfv12_alu_??.
1125 (cf_v2_move_l_??): Rename to cfv12_omove_??.
1126 (cf_v2_mul_??): Remove reservations.
1127 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
1128 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
1129 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
1131 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
1132 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
1133 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
1134 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
1135 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
1136 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
1137 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
1138 expansions of the above reservations for instructions of sizes
1141 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1143 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
1145 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
1147 * coverage.c: Include tree-pass.h.
1148 (coverage_counter_alloc): Print da_file_name to the dump file.
1150 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1152 * sbitmap.c (sbitmap_range_empty_p): New function.
1153 * sbitmap.h (sbitmap_range_empty_p): New function.
1154 * bitmap.h: Now includes obstack.h.
1156 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
1157 Kenneth Zadeck <zadeck@naturalbridge.com>
1159 * dbgcnt.def (ra_byte_scan): Added.
1160 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
1161 when the last hit happens for a counter.
1162 * timevar.def (TV_DF_BYTE_LR): New variable.
1163 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
1164 * passes.c (pass_fast_rtl_byte_dce): New pass.
1165 * fwprop.c (update_df): Added mode to call df_ref_create.
1166 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
1167 DF_REF_EXTRACT_OFFSET.
1168 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
1169 DF_BYTE_LR_OUT, df_byte_lr): New macro.
1171 (df_ref_extract): Added mode field.
1172 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
1173 DF_REF_EXTRACT_OFFSET.
1174 (DF_REF_EXTRACT_MODE): New macro.
1175 (df_byte_lr_bb_info): New structure.
1176 (df_print_byte_regset, df_compute_accessed_bytes,
1177 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
1178 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
1179 df_byte_lr_simulate_uses,
1180 df_byte_lr_simulate_artificial_refs_at_top,
1181 df_byte_lr_simulate_artificial_refs_at_end,
1182 df_compute_accessed_bytes): New function.
1183 (df_ref_create): Add parameter.
1184 (df_byte_lr_get_bb_info): New inline function.
1185 * df-scan.c (df_ref_record, df_uses_record,
1186 df_ref_create_structure): Added mode parameter.
1187 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
1188 df_defs_record, df_uses_record, df_get_conditional_uses,
1189 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
1190 df_entry_block_defs_collect, df_exit_block_uses_collect):
1191 Added mode parameter to calls to df_ref_record, df_uses_record,
1192 df_ref_create_structure.
1193 (df_ref_equal_p, df_ref_compare): Added test for modes.
1194 (df_ref_create_structure): Added code to set mode. Renamed
1195 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
1196 DF_REF_EXTRACT_OFFSET.
1197 * df-core.c (df_print_byte_regset): New function.
1198 * df-byte-scan.c: New file.
1199 * df-problems.c (df_rd_transfer_function): Removed unnecessary
1200 calls to BITMAP_FREE.
1201 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
1202 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
1203 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
1204 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
1205 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
1206 df_byte_lr_local_compute, df_byte_lr_init,
1207 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
1208 df_byte_lr_transfer_function, df_byte_lr_free,
1209 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
1210 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
1211 df_byte_lr_simulate_uses,
1212 df_byte_lr_simulate_artificial_refs_at_top,
1213 df_byte_lr_simulate_artificial_refs_at_end): New function.
1214 * dce.c (byte_dce_process_block): New function.
1215 (dce_process_block): au is now passed in rather than computed
1216 locally. Changed loops that look at artificial defs to not look
1217 for conditional or partial ones, because there never are any.
1218 (fast_dce): Now is able to drive byte_dce_process_block or
1219 dce_process_block depending on the kind of dce being done.
1220 (rest_of_handle_fast_dce): Add parameter to fast_dce.
1221 (rest_of_handle_fast_byte_dce): New function.
1222 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
1223 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
1225 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
1228 * gcc.h: Added fortran options that take arguments to
1229 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
1232 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
1234 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
1235 scalarization if on the LHS and not a full access.
1237 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1239 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
1241 2008-04-18 Rafael Espindola <espindola@google.com>
1243 * tree-vrp.c (find_case_label_index): Fix the binary search.
1244 (find_case_label_range): New.
1245 (vrp_visit_switch_stmt): Use find_case_label_range.
1246 (simplify_switch_using_ranges): Use find_case_label_range.
1248 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
1250 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
1251 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
1253 2008-04-18 Tom Tromey <tromey@redhat.com>
1256 * doc/cpp.texi (Implementation-defined behavior): Mention
1259 2008-04-18 Ian Lance Taylor <iant@google.com>
1261 * fold-const.c (pointer_may_wrap_p): New static function.
1262 (fold_comparison): Add another test for pointer overflow. Use
1263 pointer_may_wrap_p to disable some false positives.
1265 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
1267 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
1268 (fname_as_string): Match updated cpp_interpret_string prototype.
1269 (fix_string_type): Support char16_t* and char32_t*.
1270 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
1271 derivative) nodes. Register as builtin if C++0x.
1272 (c_parse_error): Support CPP_CHAR{16,32}.
1273 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
1274 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
1275 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
1276 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
1277 CTI_CHAR32_ARRAY_TYPE>: New elements.
1278 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
1279 char32_type_node, signed_char32_type_node, char16_array_type_node,
1280 char32_array_type_node): New defines.
1281 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
1282 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
1283 (lex_string): Support CPP_STRING{16,32}, match updated
1284 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
1285 (lex_charconst): Support CPP_CHAR{16,32}.
1286 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
1287 and CPP_STRING{16,32}.
1289 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
1292 * aclocal.m4: Regenerate.
1293 * configure: Regenerate.
1295 2008-04-18 Jan Hubicka <jh@suse.cz>
1297 * except.c (dw2_size_of_call_site_table,
1298 sjlj_size_of_call_site_table): Use vector API for call_site_record.
1300 * cgraphbuild.c (build_cgraph_edges): Update.
1301 * tree-pass.h: Update comment.
1302 * final.c (leaf_function_p): Update.
1303 (leaf_renumber_regs): Update.
1304 (rest_of_clean_state): Update.
1305 * omp-low.c (expand_omp_parallel): Update.
1306 * ipa-reference.c (analyze_function): Update.
1307 * reorg.c (find_end_label): Update.
1308 (optimize_skip): Update.
1309 (fill_simple_delay_slots): Update.
1310 (fill_simple_delay_slots): Update.
1311 (make_return_insns): Update.
1312 (dbr_schedule): Update.
1313 * gimple-low.c (record_vars_into): Update.
1314 * cfgbuild.c (make_edges): Update.
1315 * function.c (assign_stack_local): Update.
1316 (assign_parm_adjust_stack_rtl): Update.
1317 (locate_and_pad_parm): Update.
1318 (allocate_struct_function): Do not initialize stack_alignment_needed
1319 and preferred_stack_boundary here.
1320 (stack_protect_prologue): Update.
1321 (stack_protect_epilogue): Update.
1322 (expand_function_start): Initialize stack_alignment_needed,
1323 preferred_stack_boundary and max_jumptable_ents.
1324 (expand_function_end): Update.
1325 (free_after_compilation): Do not NULLify epilogue_delay_list.
1326 * function.h (struct rtl_data): Add stack_protect_guard,
1327 stack_alignment_needed,
1328 preferred_stack_boundary, epilogue_delay_list.
1329 (struct function): Remove value_histograms, stack_alignment_needed,
1330 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
1332 unexpanded_var_list, stack_protect_guard.
1333 (current_function_epilogue_delay_list): Remove.
1334 * ipa-type-escape.c (analyze_function): Update.
1335 * gimplify.c (pop_gimplify_context): Update comment.
1336 * calls.c (expand_call): Update.
1337 (emit_library_call_value_1): Update.
1338 * except.c (set_nothrow_function_flags): Update.
1339 * cfgexpand.c (get_decl_align_unit): Update.
1340 (create_stack_guard): Update.
1341 (estimated_stack_frame_size): Update.
1342 (expand_used_vars): Update.
1343 (tree_expand_cfg): Free histogram earliers, init expansion variables.
1344 * explow.c (allocate_dynamic_stack_space): Update.
1345 * tree-ssa-live.c (remove_unused_locals): Update.
1346 * varasm.c (mark_constant_pool): Update.
1347 * tree-inline.c (remap_decls): Update.
1348 (initialize_cfun): Update.
1349 (declare_return_variable): Update.
1350 (inline_forbidden_p): Update.
1351 (expand_call_inline): Update.
1352 (declare_inline_vars): Update.
1353 (tree_function_versioning): Update.
1354 * tree-flow.h (value_histograms): New.
1355 (VALUE_HISTOGRAMS): New macro.
1356 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
1358 * tree-cfg.c (set_bb_for_stmt): Update.
1359 (replace_by_duplicate_decl): Update.
1360 (move_block_to_fn): Update.
1361 (new_label_mapper): Update.
1362 (dump_function_to_file): Update.
1363 * ipa-struct-reorg.c (build_data_structure): Update.
1364 * cfgrtl.c (print_rtl_with_bb): Update.
1365 * reload1.c (reload): Update.
1367 * config/i386/i386.c (setup_incoming_varargs_64,
1368 ix86_compute_frame_layout): Update.
1369 * config/arc/arc.c (arc_output_function_epilogue): Update.
1371 2008-04-18 Marius Strobl <marius@FreeBSD.org>
1373 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
1374 for FreeBSD as well.
1375 * gthr-posix95.h: Likewise.
1377 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
1379 PR rtl-optimization/35838
1380 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
1381 out the byte offset of the first subreg.
1383 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
1385 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
1386 to split_ti instead of three separate calls with single member arrays.
1387 (subti3 splitter): Ditto.
1388 (adddi3 splitter): Ditto with split_di.
1389 (subdi3 splitter): Ditto.
1390 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
1391 two separate calls with single member arrays. Swap match_dup
1392 operands 1 and 2 to better fit into the array.
1393 (negdi2 splitter): Ditto with split_di.
1394 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
1395 two separate calls with single member arrays. Swap match_dup operands
1396 6 and 7 to better fit into the array.
1398 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
1400 * config/i386/i386.c (sse_builtin_type): New.
1401 (bdesc_sse_args): Likewise.
1402 (bdesc_sse_3arg): Removed.
1403 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1404 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
1405 IX86_BUILTIN_ROUNDPS.
1406 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
1407 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
1408 IX86_BUILTIN_ROUNDPS.
1409 (ix86_expand_sse_4_operands_builtin): Removed.
1410 (ix86_expand_sse_operands_builtin): New.
1411 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
1412 and CODE_FOR_sse4_1_roundps.
1413 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
1414 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
1416 2008-04-17 Alan Modra <amodra@bigpond.net.au>
1419 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
1420 regs before frame pop when needed. If use_backchain_to_restore_sp
1421 then load backchain into a temp reg to restore vr and vrsave. Add
1422 code to restore vr after frame pop if possible.
1424 2008-04-17 Richard Guenther <rguenther@suse.de>
1426 * tree-vn.c (expressions_equal_p): Do not check type
1427 equality or compatibility before calling operand_equal_p.
1428 * fold-const.c (operand_equal_p): Check equivalence of
1429 integer constants before bailing out due to signedness or
1430 precision differences.
1431 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
1432 spurious differences in type qualification. Ignore types
1433 for COMPONENT_REFs at all.
1435 2008-04-17 Christian Bruel <christian.bruel@st.com>
1437 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
1438 msw_skip comparison.
1440 2008-04-16 Jakub Jelinek <jakub@redhat.com>
1443 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
1446 PR tree-optimization/35899
1447 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
1448 rather than TREE_OPERAND.
1450 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
1453 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
1454 temporary registers. Change operand predicate to general_operand.
1455 (remainderxf3): Ditto.
1457 2008-04-16 Richard Guenther <rguenther@suse.de>
1459 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
1460 * tree-affine.c (aff_combination_expand): Look through some
1463 2008-04-15 Doug Kwan <dougkwan@google.com>
1465 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
1467 * tree-pretty-print.c (dump_generic_node): Ditto.
1468 * final.c (output_addr_const): Ditto.
1469 * dwarf2out.c (output_cfi): Ditto.
1470 * c-pretty-print.c (pp_c_integer_constant): Ditto.
1471 * print-rtl.c (print_rtx): Ditto.
1472 * print-tree.c (print_node_brief, print_node): Ditto.
1473 * c-common.c (match_case_to_enum_1): Ditto.
1474 * sched-vis.c (print_value): Ditto.
1475 * config/i386/i386.c (print_operand): Cast to long unsigned int
1478 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
1479 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
1480 MS Windows VirtualProtect function.
1482 2008-04-15 Jan Hubicka <jh@suse.cz>
1484 * gengtype.c (write_root): Param_is argument is OK.
1485 * expr.c (expand_expr_real_1): Update call of get_exception_*.
1486 * function.h: Include varray.h
1487 (rtl_eh): New stucture based on except.c one.
1488 (call_site_record): New forward declaration and vector type.
1489 * calls.c (emit_call_1): Do not call
1490 note_current_region_may_contain_throw.
1491 * except.c (eh_status): Remove cur_region, try_region since they are
1493 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
1494 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
1495 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
1496 Remove call_site_data_used, call_site_data_size.
1497 Turn call_site_record into vector in function.h.
1498 (note_current_region_may_contain_throw): Remove.
1499 (get_exception_pointer, get_exception_filter): Do not take struct
1500 function argument; update.
1501 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
1502 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
1503 build_post_landing_pads, dw2_build_landing_pads,
1504 sjlj_assign_call_site_values, sjlj_mark_call_sites,
1505 sjlj_emit_function_enter, sjlj_emit_function_enter,
1506 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
1507 sjlj_build_landing_pads, finish_eh_generation,
1508 remove_exception_handler_label, remove_eh_handler,
1509 maybe_remove_eh_handler, add_reachable_handler,
1510 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
1511 add_action_record, collect_one_action_chain, add_call_site,
1512 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
1513 sjlj_output_call_site_table, output_function_exception_table,
1514 * except.h (note_current_region_may_contain_throw): Remove
1515 (get_exception_pointer, get_exception_filter): Do not take struct
1517 * Makefile.in (GTFILES): Put varargs before struct function.
1519 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1521 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
1522 punt for STRING_CST.
1523 (get_constraint_for): Deal with STRING_CST here instead.
1525 2008-04-15 Richard Guenther <rguenther@suse.de>
1527 * tree-ssa-propagate.c (substitute_and_fold): Substitute
1528 statements in a basic-block with a backward walk. Do not
1529 substitute into dead statements but instead remove those.
1531 2008-04-15 Richard Guenther <rguenther@suse.de>
1533 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
1534 to zero, thus disable creation of SFTs.
1536 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
1538 * tree-predcom.c (suitable_reference_p): Return false if the
1539 reference can throw.
1541 2008-04-15 Jakub Jelinek <jakub@redhat.com>
1544 * c-decl.c (finish_decl): If extern or static var has variable
1545 size, set TREE_TYPE (decl) to error_mark_node.
1547 2008-04-15 Rafael Espindola <espindola@google.com>
1549 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
1552 2008-04-15 Richard Guenther <rguenther@suse.de>
1554 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
1555 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
1556 (visit_reference_op_load): Do walk vuse-vdef chains on
1557 vn_reference_lookup.
1558 (visit_reference_op_store): But do not here.
1559 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
1560 vn_reference_lookup.
1561 (vn_lookup_with_vuses): But do so here.
1563 2008-04-14 Ian Lance Taylor <iant@google.com>
1565 * fold-const.c (fold_overflow_warning): Remove assertion.
1567 2008-04-15 Ben Elliston <bje@au.ibm.com>
1569 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
1570 temp1 local variables.
1572 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
1575 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
1576 ".text.unlikely" section as executable.
1578 2008-04-14 James E. Wilson <wilson@tuliptree.org>
1580 * config/ia64/ia64.c (rtx_needs_barrier): Handle
1581 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
1582 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
1583 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
1584 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
1585 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
1586 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
1588 2008-04-14 Ian Lance Taylor <iant@google.com>
1590 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
1591 * fold-const.c (fold_comparison): If appropriate, test
1592 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
1593 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
1594 reassociating a pointer type.
1595 * doc/invoke.texi (Optimize Options): Document that
1596 -fstrict-overflow applies to pointer wraparound.
1598 2008-04-13 Jan Hubicka <jh@suse.cz>
1600 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
1602 2008-04-12 Andrew Pinski <pinskia@gmail.com>
1604 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
1605 we are going to "save the world".
1607 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
1609 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
1610 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
1611 operand 0 constraint, not "=".
1613 2008-04-11 James E. Wilson <wilson@tuliptree.org>
1615 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
1617 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1619 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
1620 of size of positions_needed * CHAR_BIT.
1622 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
1625 * dse.c (store_info): Change positions_needed to unsigned
1627 (lowpart_bitmask): New.
1628 (record_store): Cast to unsigned HOST_WIDE_INT for
1629 positions_needed. Assert width <= size of positions_needed *
1630 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
1631 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
1632 lowpart_bitmask to set mask.
1634 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
1636 * config/bfin/constraints.md: New file.
1637 * config/bfin/bfin.md: Include it.
1638 (adddi3): Use satisfies_constraint functions instead of the old macros.
1639 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
1640 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
1641 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
1642 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
1643 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
1644 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
1645 EXTRA_CONSTRAINT): Delete.
1646 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
1647 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
1649 * config/bfin/bfin.c: Include "tm-constrs.h".
1650 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
1651 Use satisfies_constraint functions instead of the old macros.
1652 * doc/md.texi (Blackfin Constraints): Update file name reference.
1654 2008-04-11 Richard Guenther <rguenther@suse.de>
1656 PR tree-optimization/35869
1657 * tree-vrp.c (execute_vrp): Move switch statement update after
1658 jump threading. Schedule another cfg cleanup run.
1660 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
1663 * attribs.c (decl_attributes): Return early on errorneous node.
1665 2008-04-10 Oleg Ryjkov <olegr@google.com>
1667 * tree.h (struct tree_base): Added a new flag default_def_flag.
1668 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
1670 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
1672 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
1674 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1677 * pa.md: Define mode iterator P. Define mode attribute dwc.
1678 (dcacheflush): Update pattern to use iterator P and attribute dwc.
1679 (icacheflush): Likewise.
1680 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
1681 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
1683 2008-04-11 Ben Elliston <bje@au.ibm.com>
1685 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
1687 2008-04-10 Rafael Espindola <espindola@google.com>
1689 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
1690 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
1691 (extract_range_from_expr): The same.
1693 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1695 * config/mips/mips.md (GPR2): New mode iterator.
1697 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
1698 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
1699 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
1700 Rewrite these to take two modes, the mode of comparison and the
1701 mode of the destination.
1702 * config/mips/mips.c (mips_expand_scc): Instead of having
1703 paradoxical subreg as destination, expand "narrowing" scc if mode
1704 of comparison is SI and target is requested in DI mode.
1705 (mips_emit_int_order_test): Update comment. Make mode of
1706 comparison match CMP0 rather than TARGET. When creating inverse
1707 target use mode of TARGET.
1709 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
1711 * gcov-dump.c (tag_summary): Only print summaries for the first
1712 GCOV_COUNTERS_SUMMABLE counters.
1714 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
1716 * config/i386/i386.md (absneg): New code iterator.
1717 (absnegprefix): New code attribute.
1718 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
1719 patterns using absneg code iterator.
1720 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
1721 using absneg code iterator.
1722 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
1723 *neg<mode>2 patterns using absneg code iterator.
1724 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1725 *negextendsfdf2 patterns using absneg code iterator.
1726 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
1727 *negextendsfxf2 patterns using absneg code iterator.
1728 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
1729 *negextendsfdf2 patterns using absneg code iterator.
1730 * config/i386/sse.md (<code><mode>2): Macroize expander from
1731 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
1733 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
1735 * config/s390/s390.h: Remove the remains of the recent search
1736 & replace action of current_function_outgoing_args_size.
1738 2008-04-10 Ira Rosen <irar@il.ibm.com>
1740 PR tree-optimization/35821
1741 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
1742 NEW_STMT_LIST is not NULL.
1744 2008-04-09 David Edelsohn <edelsohn@gnu.org>
1747 * toplev.c (process_options): Remove -ffunction-sections debugging
1750 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
1752 PR middle-end/PR28690
1753 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
1754 than gen_rtx_fmt_ee to perform more canonicalizations.
1756 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1759 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
1761 2008-04-09 Richard Guenther <rguenther@suse.de>
1763 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
1764 (dump_function_to_file): Dump function arguments with types.
1766 2008-04-08 Richard Guenther <rguenther@suse.de>
1768 * fold-const.c (fold_widened_comparison): Do not allow
1769 sign-changes that change the result.
1771 2008-04-08 Janis Johnson <janis187@us.ibm.com>
1774 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
1775 kinds of indirect references.
1777 2008-04-08 David Edelsohn <edelsohn@gnu.org>
1779 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
1780 GNU Fortran language string.
1782 2008-04-08 Rafael Espindola <espindola@google.com>
1784 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
1785 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
1786 * tree.h (tree_call_nonnegative_warnv_p): New.
1788 2008-04-08 Jan Hubicka <jh@suse.cz>
1790 * function.c (free_after_compilation): Clear out regno_reg_rtx
1793 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
1796 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
1798 PR middle-end/PR28690
1799 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
1800 same precedence as REG_POINTER and MEM_POINTER operands.
1802 2008-04-08 Richard Guenther <rguenther@suse.de>
1805 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
1806 for adding index to base.
1808 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
1810 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
1811 (MINGW_ENABLE_EXECUTE_STACK): New.
1812 (IN_LIBGCC2): For libgcc include windows.h file for
1813 function declarations.
1815 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
1817 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
1818 and tem2 if tem1 is not a REG or MULT.
1820 2008-04-08 Jan Hubicka <jh@suse.cz>
1822 * function.h (incomming_args): Break out of struct function.
1823 (function_subsections): Break out of struct function.
1824 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
1825 return_rtx and hard_reg_initial_vals from struct function.
1826 Kill inl_max_label_num.
1827 (current_function_pops_args, current_function_args_info,
1828 current_function_args_size, current_function_args_size,
1829 current_function_pretend_args_size,
1830 current_function_outgoing_args_size,
1831 current_function_internal_arg_pointer, current_function_return_rtx):
1832 Kill compatibility accestor macros.
1833 * builtins.c (expand_builtin_apply_args_1): Update.
1834 (expand_builtin_next_arg): Update.
1835 * df-scan.c (df_get_call_refs): Update.
1836 * dbxout.c (dbxout_function_end): Update.
1837 * dwarf2out.c (dwarf2out_switch_text_section): Update.
1838 (output_line_info): Update.
1839 (secname_for_decl): Update.
1840 (dwarf2out_var_location): Update.
1841 * function.c (free_after_compilation): Update.
1842 (assign_parm_find_stack_rtl): Update.
1843 (assign_parms): Update.
1844 (expand_dummy_function_end): Update.
1845 (expand_function_end): Update.
1846 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
1847 (expand_call): Update.
1848 (emit_library_call_value_1): Update.
1849 (store_one_arg): Update.
1850 * varasm.c (initialize_cold_section_name): Update.
1851 (unlikely_text_section): Update.
1852 (unlikely_text_section_p): Update.
1853 (assemble_start_function): Update.
1854 (assemble_end_function): Update.
1855 (default_section_type_flags): Update.
1856 (switch_to_section): Update.
1857 * integrate.c (set_decl_abstract_flags): Update.
1858 (get_hard_reg_initial_val): Update.
1859 (has_hard_reg_initial_val): Update.
1860 (allocate_initial_values): Update.
1861 * resource.c (init_resource_info): Update.
1862 * config/alpha/alpha.c (NUM_ARGS): Update.
1863 (direct_return): Update.
1864 (alpha_va_start): Update.
1865 (alpha_sa_size): Update.
1866 (alpha_initial_elimination_offset): Update.
1867 (alpha_expand_prologue): Update.
1868 (alpha_start_function): Update.
1869 (alpha_expand_epilogue): Update.
1870 (unicosmk_initial_elimination_offset):
1871 * config/alpha/alpha.md (call expander): Update.
1872 * config/s390/s390.c (s390_register_info): Update.
1873 (s390_register_info): Update.
1874 (s390_frame_info): Update.
1875 (s390_initial_elimination_offset): Update.
1876 (s390_build_builtin_va_list): Update.
1877 (s390_va_start): Update.
1878 * config/spu/spu.c (direct_return): Update.
1879 (spu_expand_prologue): Update.
1880 (spu_initial_elimination_offset): Update.
1881 (spu_build_builtin_va_list): Update.
1882 (spu_va_start): Update.
1883 * config/sparc/sparc.c (sparc_init_modes): Update.
1884 (sparc_compute_frame_size): Update.
1885 (function_value): Update.
1886 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
1887 * config/i386/i386.md (return expander): Update.
1888 * config/i386/i386.c (ix86_va_start): Update.
1889 (ix86_can_use_return_insn_p): Update.
1890 (ix86_compute_frame_layout): Update.
1891 (ix86_expand_epilogue): Update.
1892 * config/sh/sh.c (output_stack_adjust): Update.
1893 (calc_live_regs): Update.
1894 (sh_expand_prologue): Update.
1895 (sh_builtin_saveregs): Update.
1896 (sh_va_start): Update.
1897 (initial_elimination_offset): Update.
1898 (sh_allocate_initial_value): Update.
1899 (sh_function_ok_for_sibcall): Update.
1900 (sh_get_pr_initial_val): Update.
1901 * config/sh/sh.md (return expander): Update.
1902 * config/avr/avr.c (frame_pointer_required_p): UPdate.
1903 * config/crx/crx.c (crx_compute_frame): UPdate.
1904 (crx_initial_elimination_offset): UPdate.
1905 * config/xtensa/xtensa.c (compute_frame_size): Update
1906 (xtensa_builtin_saveregs): Update.
1907 (xtensa_va_start): Update.
1908 (order_regs_for_local_alloc): Update.
1909 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
1910 (xstormy16_expand_builtin_va_start): Update.
1911 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
1912 * config/m68hc11/m68hc11.md (return expanders): Update.
1913 * config/m68hc11/m68hc11.c (expand_prologue): Update.
1914 (expand_epilogue): Update.
1915 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
1916 (cris_simple_epilogue): Update.
1917 (cris_expand_prologue): Update.
1918 (cris_expand_epilogue): Update.
1919 * config/iq2000/iq2000.c (iq2000_va_start): Update.
1920 (compute_frame_size): Update.
1921 * config/mt/mt.c (mt_compute_frame_size): Update.
1922 * config/mn10300/mn10300.c (expand_prologue): Update.
1923 (expand_epilogue): Update.
1924 (initial_offset): Update.
1925 (mn10300_builtin_saveregs):
1926 * config/mn10300/mn10300.md (return expander): Update.
1927 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
1928 (ia64_initial_elimination_offset): Update.
1929 (ia64_initial_elimination_offset): Update.
1930 (ia64_expand_prologue): Update.
1931 * config/m68k/m68k.md (return expander): Update.
1932 * config/rs6000/rs6000.c (rs6000_va_start): Update.
1933 (rs6000_stack_info): Update.
1934 * config/mcore/mcore.c (layout_mcore_frame): Update.
1935 (mcore_expand_prolog): Update.
1936 * config/arc/arc.c (arc_compute_frame_size): Update.
1937 * config/score/score3.c (score3_compute_frame_size): Update.
1938 * config/score/score7.c (score7_compute_frame_size): Update.
1939 * config/arm/arm.c (use_return_insn): Update.
1940 (thumb_find_work_register): Update.
1941 (arm_compute_save_reg_mask): Update.
1942 (arm_output_function_prologue): Update.
1943 (arm_output_epilogue): Update.
1944 (arm_size_return_regs): Update.
1945 (arm_get_frame_offsets): Update.
1946 (arm_expand_prologue): Update.
1947 (thumb_exit): Update.
1948 (thumb_unexpanded_epilogue): Update.
1949 (thumb1_output_function_prologue): Update.
1950 * config/pa/pa.md (return expander): Update.
1951 * config/pa/pa.c (compute_frame_size): Update.
1952 (hppa_builtin_saveregs): Update.
1953 * config/mips/mips.c (mips_va_start): Update.
1954 (mips16_build_function_stub): Update.
1955 (mips_compute_frame_info): Update.
1956 (mips_restore_gp): Update.
1957 (mips_output_function_prologue): Update.
1958 (mips_expand_prologue): Update.
1959 * config/v850/v850.c (compute_frame_size): Update.
1960 (expand_prologue): * config/mmix/mmix.c (along): update.
1961 (mmix_initial_elimination_offset): update.
1962 (mmix_reorg): update.
1963 (mmix_use_simple_return): update.
1964 (mmix_expand_prologue): update.
1965 (mmix_expand_epilogue): Update.
1966 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
1967 (emit_link_insn): Update.
1969 2008-04-08 Anatoly Sokolov <aesok@post.ru>
1971 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
1972 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
1974 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
1977 2008-04-07 Jan Hubicka <jh@suse.cz>
1979 * function.h (rtl): Rename to x_rtl.
1981 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
1982 frame_offset, stack_check_probe_note, arg_pointer_save_area,
1983 used_temp_slots avail_temp_slots, temp_slot_level,
1984 nonlocal_goto_handler_labels): Update accesstors.
1985 (rtl): New global variable.
1986 (struct function): Move some fileds to rtl_data.
1987 (get_arg_pointer_save_area): Update prototype.
1988 * builtins.c (expand_builtin_setjmp_receiver): Update call of
1989 get_arg_pointer_save_area.
1990 * expr.c (init_expr): Update
1991 * function.c (get_frame_size): Update
1992 (assign_stack_local): Update
1993 (expand_function_end): Update.
1994 (get_art_pointer_save_area): Update
1996 * emit-rtl.c (rtl): Declare.
1997 (regno_reg_rtx): Declare.
1998 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2000 (gen_reg_rtx): Update.
2001 * varasm.c (n_deferred_constatns): Update accestor.
2002 (init_varasm_status): Do not allocate varasm_status.
2003 (force_const_mem, get_pool_size, output_constant_pool): Update.
2004 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2005 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2006 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
2007 * sparc/sparc.h (INIT_EXPANDERS): Update.
2008 * ia64/ia64.h (INIT_EXPANDERS): Update.
2010 2008-04-07 James E. Wilson <wilson@tuliptree.org>
2012 * reload.c (push_secondary_reload): Add missing break to for loop.
2014 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
2016 PR middle-end/PR28690
2017 * rtlanal.c: Update copyright years.
2018 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
2019 as REG_POINTER and MEM_POINTER operands.
2020 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
2021 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
2022 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
2023 * gcse.c: Update copyright years.
2024 (pre_delete): Call gen_reg_rtx_and_attrs.
2025 (hoist_code): Likewise.
2026 (build_store_vectors): Likewise.
2027 (delete_store): Likewise.
2028 * loop-invariant.c (move_invariant_reg): Likewise.
2029 Update copyright years.
2031 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
2033 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
2034 control string instead of quoted.
2036 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2038 * doc/rtl.texi: Rewrite of subreg section.
2040 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
2043 * config/i386/i386.c (legitimize_pic_address): Add treating
2044 of dllimport SYM_REF's.
2045 (legitimize_dllimport_symbol): Add prototype.
2047 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
2049 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
2050 reference in constructor with non self-referential type.
2052 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
2054 Removal of Return with Depressed Stack Pointer support
2055 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
2056 (ECF_SP_DEPRESSED): Likewise.
2057 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
2058 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
2059 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2060 (expand_call): Do not test ECF_SP_DEPRESSED.
2061 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2062 * function.c (keep_stack_depressed): Delete.
2063 (handle_epilogue_set): Likewise.
2064 (update_epilogue_consts): Likewise.
2065 (emit_equiv_load): Likewise.
2066 (thread_prologue_and_epilogue_insns): Remove support for Return with
2067 Depressed Stack Pointer.
2068 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2070 2008-04-06 Richard Guenther <rguenther@suse.de>
2072 PR tree-optimization/35400
2073 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
2074 information from SSA_NAMEs.
2076 2008-04-06 Anatoly Sokolov <aesok@post.ru>
2078 * config/avr/avr.h (avr_mega_p): Remove declaration.
2079 (AVR_MEGA): Remove macro.
2080 * config/avr/avr.c (avr_mega_p): Remove variable.
2081 (avr_override_options): Remove inicializion of avr_mega_p.
2082 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
2083 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
2084 (avr_jump_mode): (Ditto.).
2085 (avr_output_progmem_section_asm_op): (Ditto.).
2086 (avr_asm_init_sections): (Ditto.).
2087 (avr_asm_init_sections): (Ditto.).
2088 (avr_rtx_costs): (Ditto.).
2089 * config/avr/avr.md: (Ditto.).
2090 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
2093 2008-04-06 Richard Guenther <rguenther@suse.de>
2095 PR tree-optimization/35842
2096 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
2097 is_gimple_invariant_address.
2099 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2101 * gcc.c (default_compilers): Sync Fortran extensions list with
2102 that in fortran/lang-specs.h.
2103 * doc/invoke.texi: Likewise.
2104 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
2105 * dwarf2out.c (gen_compile_unit_die): Likewise.
2107 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
2109 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
2111 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
2114 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
2115 attribute is used for nested functions.
2117 2008-04-05 Jan Hubicka <jh@suse.cz>
2119 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
2121 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
2123 (dump_files): Update.
2124 (enable_rtl_dump_file): Do not accept letter argument.
2125 * tree-pass.h (dump_file_info): Remove letter argument.
2126 * toplev.c (decode_d_option): Update -da handling.
2127 * toplev.h (enable_rtl_dump_file): Update prototype.
2128 * passes.c (register_one_dump_file): Do not accept IPA argument; work
2129 it out based on pass type.
2130 (register_dump_files_1): Likewise.
2131 (init_optimization_passes): Update register_one_dump_file calls.
2132 (execute_one_pass): Sanity check that IPA passes are called at IPA
2133 level and RTL passes at RTL level.
2134 (execute_pass_list): IPA pass can not be after or subpass of
2136 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
2137 disallov RTL subpasses of IPA subpasses.
2139 2008-04-05 Ben Elliston <bje@au.ibm.com>
2141 * tree-cfg.c (need_fake_edge_p): Return false for calls to
2142 builtins that return exactly once and do not throw. Cache call to
2145 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
2147 PR rtl-optimization/34916
2149 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
2150 between instruction pairs.
2152 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
2154 * doc/invoke.texi: Document -mbitops for SH.
2155 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
2156 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
2157 * config/sh/sh.c (print_operand): Add %t operand code.
2158 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
2159 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
2160 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
2161 (extendqihi2): Likewise.
2162 (movqi_i): Likewise.
2163 (insv): Use bset, bclr and bst instructions for SH2A if possible.
2164 (extv): Use bld instruction for SH2A if possible.
2166 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
2167 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
2168 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
2169 (bset.b, bclr.b): Define peepholes.
2170 * config/sh/sh.opt (mbitops): New option.
2172 2008-04-04 Janis Johnson <janis187@us.ibm.com>
2175 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
2176 and view convert expression.
2178 2008-04-04 Jakub Jelinek <jakub@redhat.com>
2181 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
2183 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
2185 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
2187 * config/i386/cpuid.h (bit_AES): New.
2188 (bit_PCLMUL): Likewise.
2190 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
2191 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
2192 SSE2 if AES or PCLMUL is enabled.
2193 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
2194 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
2195 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
2196 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
2197 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
2198 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
2199 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
2200 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
2201 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
2202 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
2203 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
2204 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
2205 __builtin_ia32_aeskeygenassist128 and
2206 __builtin_ia32_pclmulqdq128.
2207 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
2208 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
2209 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
2211 * config/i386/i386.h (TARGET_AES): New.
2212 (TARGET_PCLMUL): Likewise.
2213 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
2215 * config/i386/i386.md (UNSPEC_AESENC): New.
2216 (UNSPEC_AESENCLAST): Likewise.
2217 (UNSPEC_AESDEC): Likewise.
2218 (UNSPEC_AESDECLAST): Likewise.
2219 (UNSPEC_AESIMC): Likewise.
2220 (UNSPEC_AESKEYGENASSIST): Likewise.
2221 (UNSPEC_PCLMUL): Likewise.
2223 * config/i386/i386.opt (maes): New.
2224 (mpclmul): Likewise.
2226 * config/i386/sse.md (aesenc): New pattern.
2227 (aesenclast): Likewise.
2229 (aesdeclast): Likewise.
2231 (aeskeygenassist): Likewise.
2232 (pclmulqdq): Likewise.
2234 * config/i386/wmmintrin.h: New.
2236 * doc/extend.texi: Document AES and PCLMUL built-in function.
2238 * doc/invoke.texi: Document -maes and -mpclmul.
2240 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
2242 * function.c (free_after_parsing): Replace with
2243 cxx_push_function_context from C++ front-end.
2244 (allocate_struct_function): Don't call langhook.
2245 * langhooks.h (struct lang_hooks_for_functions): Delete.
2246 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
2248 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
2249 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
2250 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
2251 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
2252 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
2253 remove LANG_HOOKS_FUNCTION_INITIALIZER.
2254 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
2256 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
2257 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
2259 2008-04-04 Jakub Jelinek <jakub@redhat.com>
2262 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
2265 2008-04-04 Richard Guenther <rguenther@suse.de>
2268 * fold-const.c (optimize_minmax_comparison): Use the correct
2269 type for the constant in the simplified comparison.
2271 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
2273 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
2274 Pass L2 size as "--param l2-cache-size" to the compiler.
2275 (decode_l2_cache): New function to decode L2 cache parameters using
2276 0x8000006 extended cpuid function.
2277 (detect_caches_amd): Determine parameters of L2 cache using
2278 decode_l2_caches function.
2279 (decode_caches_intel): Decode L2 cache parameters.
2280 (detect_caches_intel): Determine L2 cache parameters using
2281 decode_caches_intel and decode_l2_caches functions.
2283 2008-04-03 Bob Wilson <bob.wilson@acm.org>
2285 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
2286 secondary input reload for subword loads from the constant pool.
2288 2008-04-03 Janis Johnson <janis187@us.ibm.com>
2291 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
2292 constants of the appropriate size for runtime calculations.
2295 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
2296 decimal-float literal constant zero.
2298 2008-04-03 Jakub Jelinek <jakub@redhat.com>
2301 * c-parser.c (c_parser_omp_atomic): Call
2302 default_function_array_conversion on the RHS.
2305 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
2306 call is_variable_sized if decl has incomplete type.
2308 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
2310 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
2312 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
2314 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
2316 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
2317 (sgt<u>): Merge sgt and sgtu into new expander.
2318 (sgt, sgtu): Remove expanders.
2319 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
2320 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
2321 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
2322 *sgtu_<mode>_mips16 into new pattern.
2323 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
2324 (sge<u>): Merge sge and sgeu into new expander.
2325 (sge, sgeu): Remove expanders.
2326 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
2328 (*sge_<mode>, second *sge_<mode>): Remove patterns.
2329 (slt<u>): Merge slt and sltu into new expander.
2330 (slt, sltu): Remove expanders.
2331 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
2332 (*slt_<mode>, *sltu_<mode>): Remove patterns.
2333 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
2334 *sltu_<mode>_mips16 into new pattern.
2335 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
2336 (sle<u>): Merge sle and sleu into new expander.
2337 (sle, sleu): Remove expanders.
2338 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
2339 (*sle_<mode>, *sleu_<mode>): Remove patterns.
2340 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
2341 *sleu_<mode>_mips16 into new pattern.
2342 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
2344 2008-04-03 Jan Hubicka <jh@suse.cz>
2346 PR tree-optimization/35795
2347 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
2348 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2349 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2350 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2351 * score/score3.c (score3_output_mi_thunk): Likewise.
2352 * score/score7.c (score7_output_mi_thunk): Likewise.
2353 * mips/mips.c (mips_output_mi_thunk): Likewise.
2355 2008-04-03 Richard Guenther <rguenther@suse.de>
2357 * tree-vrp.c (extract_range_from_unary_expr): Handle all
2358 conversions. Simplify code.
2360 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
2362 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
2364 2008-04-03 Tom Tromey <tromey@redhat.com>
2365 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2367 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
2368 * config/bfin/t-bfin-linux (generated_files): Add
2369 linux-sysroot-suffix.h.
2370 * doc/install.texi (Prerequisites): Require make 3.80.
2371 * doc/sourcebuild.texi (Front End Directory): Document new
2373 * Makefile.in (generated_files): New variable.
2374 (ALL_HOST_OBJS): New variable.
2375 ($(ALL_HOST_OBJS)): New target.
2377 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
2379 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
2380 (remap_block): Call id->transform_lang_insert_block instead
2382 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
2383 Set id.transform_lang_insert_block to NULL.
2384 (clone_body): Move to cp/optimize.c
2385 * tree-inline.h (struct copy_body_data): Change
2386 transform_lang_insert_block to function pointer.
2387 (copy_generic_body, copy_decl_no_change): Export.
2388 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
2389 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
2390 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
2392 * c-tree.h (insert_block): Kill.
2393 * c-decl.c (insert_block): Kill.
2395 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
2397 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2398 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
2399 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
2401 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
2402 argument, call {push,pop}_function_context from here.
2403 * c-parser.c: Use c_{push,pop}_function_context.
2405 * function.c (push_function_context_to): Move meat ...
2406 (push_function_context): ... here. Simplify.
2407 * function.c (pop_function_context_from): Move meat ...
2408 (pop_function_context): ... here. Simplify.
2409 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
2411 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
2412 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
2413 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
2414 * tree.h (push_function_context_to, pop_function_context_from): Remove.
2416 2008-04-03 Ben Elliston <bje@au.ibm.com>
2418 * expmed.c (extract_force_align_mem_bit_field): Remove.
2420 2008-04-03 Richard Guenther <rguenther@suse.de>
2423 * expr.h (try_casesi): Adjust prototype.
2424 * expr.c (try_casesi): Take fallback label as extra parameter.
2425 Use that for gen_casesi if default_label is NULL.
2426 * stmt.c (expand_case): Pass fallback label to try_casesi,
2427 make sure to fill gaps with a fallback label if default_label
2430 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
2433 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
2435 2008-04-03 Ben Elliston <bje@au.ibm.com>
2437 * expmed.c (extract_split_bit_field): Remove if (0) code.
2438 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
2439 (do_ds_constraint): Likewise.
2441 2008-04-02 Joseph Myers <joseph@codesourcery.com>
2443 * doc/cppopts.texi (-dU): Document.
2444 * c-common.h (flag_dump_macros): Update comment.
2445 * c-opts.c (handle_OPT_d): Handle -dU.
2446 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
2447 dump_queued_macros, cb_used_define, cb_used_undef): New.
2448 (init_pp_output): Handle -dU.
2449 (cb_line_change): Call dump_queued_macros.
2450 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
2452 2008-04-02 Anatoly Sokolov <aesok@post.ru>
2454 * config/avr/predicates.md (io_address_operand): New predicate.
2455 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
2456 * config/avr/avr.c (avr_io_address_p): Remove function.
2457 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
2458 'avr_io_address_p' function.
2459 (out_movhi_r_mr): (Ditto.).
2460 (out_movqi_mr_r): (Ditto.).
2461 (out_movhi_mr_r): (Ditto.).
2462 (avr_address_cost): (Ditto.).
2464 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
2466 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
2467 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
2468 in 32bit mode when XMM registers are available to avoid store
2470 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
2471 corresponding post-reload splitters.
2473 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2475 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
2476 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
2477 __builtin_ia32_roundss.
2478 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
2479 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
2480 __builtin_ia32_roundss.
2481 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
2482 IX86_BUILTIN_SHUFPD here.
2484 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
2486 * config/i386/i386.md (plogic): New.
2487 (plogicprefix): Likewise.
2489 * config/i386/mmx.md (mmx_<code><mode>3): New.
2490 (mmx_and<mode>3): Removed.
2491 (mmx_ior<mode>3): Likewise.
2492 (mmx_xor<mode>3): Likewise.
2494 * config/i386/sse.md (<code><mode>3): New.
2495 (*<code><mode>3): Likewise.
2496 (*<code><mode>3): Likewise.
2497 (<code><mode>3): Likewise.
2498 (*sse_<code><mode>3): Likewise.
2499 (*sse2_<code><mode>3): Likewise.
2500 (<code>tf3): Likewise.
2501 (*<code>tf3): Likewise.
2502 (and<mode>3): Likewise.
2503 (*and<mode>3): Likewise.
2504 (ior<mode>3): Removed.
2505 (*ior<mode>3): Likewise.
2506 (xor<mode>3): Likewise.
2507 (*xor<mode>3): Likewise.
2508 (*and<mode>3): Likewise.
2509 (*ior<mode>3): Likewise.
2510 (*xor<mode>3): Likewise.
2511 (and<mode>3): Likewise.
2512 (*sse_and<mode>3): Likewise.
2513 (*sse2_and<mode>3): Likewise.
2515 (*andtf3): Likewise.
2516 (ior<mode>3): Likewise.
2517 (*sse_ior<mode>3): Likewise.
2518 (*sse2_ior<mode>3): Likewise.
2520 (*iortf3): Likewise.
2521 (xor<mode>3): Likewise.
2522 (*sse_xor<mode>3): Likewise.
2523 (*sse2_xor<mode>3): Likewise.
2525 (*xortf3): Likewise.
2527 2008-04-02 Richard Guenther <rguenther@suse.de>
2529 PR tree-optimization/14495
2530 PR tree-optimization/34793
2531 * tree-vrp.c (struct switch_update): New structure.
2532 (to_remove_edges, to_update_switch_stmts): New VECs.
2533 (simplify_switch_using_ranges): New function. Remove not taken
2534 case labels and edges.
2535 (simplify_stmt_using_ranges): Call it.
2536 (identify_jump_threads): Mark edges we have queued for removal
2537 so we don't thread them.
2538 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
2540 * tree-cfg.c (group_case_labels): Deal with missing default label.
2541 (tree_verify_flow_info): Allow missing default label.
2542 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
2543 (emit_case_nodes): Likewise.
2544 (expand_case): Do not rely on the default label to be present.
2545 * expr.c (try_casesi): Deal with NULL default_label.
2546 (do_tablejump): Likewise.
2548 2008-04-02 Richard Guenther <rguenther@suse.de>
2550 PR tree-optimization/14495
2551 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
2552 SWITCH_EXPR here ...
2553 (vrp_visit_switch_stmt): ... but here (new function).
2554 (find_case_label_index): New helper function.
2555 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
2557 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2559 * fwprop.c: Fix ISO-C99ism.
2561 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2564 * Makefile.in (objdir): Set it here.
2565 * configure.ac: Not here. Find dynamic linker characteristics.
2566 * exec-tool.in: Use them.
2567 * aclocal.m4: Regenerate.
2568 * configure: Regenerate.
2570 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2572 * expr.c (expand_var): Delete it.
2573 * expr.h (expand_var): Delete prototype.
2574 * function.c (expand_function_start): Use expand_decl instead.
2575 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
2578 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
2580 PR rtl-optimization/35542
2581 * fwprop.c (forward_propagate_and_simplify): Replace
2582 loc_reg_mentioned_in_p with reg_mentioned_p.
2584 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
2586 PR rtl-optimization/35281
2587 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
2588 (propagate_rtx_1): Handle PR_HANDLE_MEM.
2589 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
2590 (varying_mem_p): Move above propagate_rtx.
2591 (all_uses_available_at): Do not check MEMs.
2593 2008-04-02 Rafael Espindola <espindola@google.com>
2595 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
2596 (register_edge_assert_for_2): Split the cond argument.
2597 (register_edge_assert_for_1): Adjust for the change in
2598 register_edge_assert_for_2.
2599 (register_edge_assert_for): Split the cond argument.
2600 (find_switch_asserts): Adjust for the change in
2601 register_edge_assert_for.
2603 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
2605 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
2606 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
2607 offsets for 64-bit mingw.
2608 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
2609 abi for x86_64-pc-mingw.
2611 2008-04-02 Richard Guenther <rguenther@suse.de>
2613 * tree-vrp.c (extract_range_from_assert): Make sure to not
2614 produce range min/max with TREE_OVERFOW set.
2615 If merging a anti-range and a range keep the anti-range if
2616 the range covers all values of the type.
2617 (register_edge_assert_for_2): Only allow sign-changing
2618 conversions in detecting canonical range checks. Also
2619 register an assert for the unsigned name if useful.
2621 PR tree-optimization/35787
2622 * tree-vrp.c (vrp_val_max): New function.
2623 (vrp_val_min): Likewise.
2624 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
2625 (vrp_val_is_min): Likewise.
2626 (supports_overflow_infinity): Use vrp_val_{min,max}.
2627 (negative_overflow_infinity): Likewise.
2628 (positive_overflow_infinity): Likewise.
2629 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
2630 (is_positive_overflow_infinity): Likewise.
2631 (is_overflow_infinity): Likewise.
2632 (avoid_overflow_infinity): Use vrp_val_{min,max} and
2633 vrp_val_is_{min,max}.
2634 (set_and_canonicalize_value_range): Canonicalize anti-ranges
2635 to ranges if possible. Avoid empty ranges.
2637 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2640 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
2641 the expression is a function address.
2643 2008-04-01 George Helffrich <george@gcc.gnu.org>
2645 PR fortran/35154, fortran/23057
2646 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
2647 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
2648 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
2649 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
2651 (dbxout_syms): Check for COMMON-based symbol and wrap in
2652 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
2653 in bracket for efficiency.
2655 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
2656 using DW_TAG_common_block + member offset.
2657 (add_pubname_string): New function.
2658 (dw_expand_expr): New function to find block name and offset for
2660 (common_check): New function to check whether symbol in Fortran COMMON.
2661 (gen_variable_die): If COMMON, use DW_TAG_common_block.
2663 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
2666 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
2668 2008-04-02 Ben Elliston <bje@au.ibm.com>
2670 * config/v850/v850.md (casesi): Remove if (0) code.
2671 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2672 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
2674 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
2676 * config/i386/i386.md (rex64suffix): New mode attribute.
2677 (floathi<mode>2): Disable expander for SSE math.
2678 (*floathi<mode>2_1): New insn insn_and_split pattern.
2679 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
2680 corresponding post-reload splitters.
2681 (*floathi<mode>2_i387): New macroized insn pattern.
2682 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
2683 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
2684 insn_and_split pattern.
2685 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
2686 New macroized instruction patterns and corresponding post-reload
2688 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
2689 and corresponding post-reload splitters.
2690 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
2691 New macroized instruction patterns.
2692 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
2693 macroized instruction patterns and corresponding post-reload splitters.
2694 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
2695 corresponding post-reload splitters.
2696 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
2697 New macroized instruction patterns.
2698 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
2699 corresponding post-reload splitters.
2700 (*floatsi<mode>2_i387): New macroized instruction patterns.
2702 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
2704 * config/i386/i386.md (smaxmin): New.
2705 (umaxmin): Likewise.
2706 (maxminiprefix): Likewise.
2707 (maxminfprefix): Likewise.
2708 (<code><mode>3): Likewise.
2709 (smin<mode>3): Removed.
2710 (smax<mode>3): Likewise.
2712 * config/i386/mmx.md (mmx_<code>v2sf3): New.
2713 (mmx_<code>v4hi3): Likewise.
2714 (mmx_<code>v8qi3): Likewise.
2715 (mmx_smaxv2sf3): Removed.
2716 (mmx_sminv2sf3): Likewise.
2717 (mmx_umaxv8qi3): Likewise.
2718 (mmx_smaxv4hi3): Likewise.
2719 (mmx_uminv8qi3): Likewise.
2720 (mmx_sminv4hi3): Likewise.
2722 * config/i386/sse.md (<addsub><mode>3): New.
2723 (*<addsub><mode>3): Likewise.
2724 (<sse>_vm<addsub><mode>3): Likewise.
2725 (<maxmin><mode>3): Likewise.
2726 (*<maxmin><mode>3_finite): Likewise.
2727 (*<maxmin><mode>3): Likewise.
2728 (<sse>_vm<maxmin><mode>3): Likewise.
2729 (sse3_h<addsub>v4sf3): Likewise.
2730 (sse3_h<addsub>v2df3): Likewise.
2731 (<maxmin>v16qi3): Likewise.
2732 (*<maxmin>v16qi3): Likewise.
2733 (<maxmin>v8hi3): Likewise.
2734 (*<maxmin>v8hi3): Likewise.
2735 (*sse4_1_<maxmin><mode>3): Likewise.
2736 (*sse4_1_<maxmin><mode>3): Likewise.
2737 (add<mode>3): Removed.
2738 (*add<mode>3): Likewise.
2739 (<sse>_vmadd<mode>3): Likewise.
2740 (sub<mode>3): Likewise.
2741 (*sub<mode>3): Likewise.
2742 (<sse>_vmsub<mode>3): Likewise.
2743 (smin<mode>3): Likewise.
2744 (*smin<mode>3_finite): Likewise.
2745 (*smin<mode>3): Likewise.
2746 (<sse>_vmsmin<mode>3): Likewise.
2747 (smax<mode>3): Likewise.
2748 (*smax<mode>3_finite): Likewise.
2749 (*smax<mode>3): Likewise.
2750 (<sse>_vmsmax<mode>3): Likewise.
2751 (sse3_haddv4sf3): Likewise.
2752 (sse3_haddv2df3): Likewise.
2753 (sse3_hsubv4sf3): Likewise.
2754 (sse3_hsubv2df3): Likewise.
2755 (umaxv16qi3): Likewise.
2756 (*umaxv16qi3): Likewise.
2757 (smaxv8hi3): Likewise.
2758 (*smaxv8hi3): Likewise.
2759 (*sse4_1_smax<mode>3): Likewise.
2760 (*sse4_1_umax<mode>3): Likewise.
2761 (uminv16qi3): Likewise.
2762 (*uminv16qi3): Likewise.
2763 (sminv8hi3): Likewise.
2764 (*sminv8hi3): Likewise.
2765 (*sse4_1_smin<mode>3): Likewise.
2766 (*sse4_1_umin<mode>3): Likewise.
2768 2008-04-01 Rafael Espindola <espindola@google.com>
2770 * tree-cfg.c (verify_expr): remove in_phi.
2771 (verify_stmt): Don't call walk_tree with verify_expr. Use
2772 is_gimple_min_invariant instead of is_gimple_val.
2774 2008-04-01 Joseph Myers <joseph@codesourcery.com>
2776 * doc/include/gpl_v3.texi: Update for manpage generation.
2777 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
2779 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
2780 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
2781 gpl_v3.texi instead of gpl.texi.
2784 2008-04-01 Jakub Jelinek <jakub@redhat.com>
2787 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
2789 2008-04-01 Rafael Espindola <espindola@google.com>
2791 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
2792 (extract_code_and_val_from_cond): Use
2793 extract_code_and_val_from_cond_with_ops.
2795 2008-04-01 Jan Hubicka <jh@suse.cz>
2797 * function.c (free_after_compilation): Free epilogue_delay_list.
2798 (prepare_function_start): Assert that previous compilation was freed.
2800 2008-04-01 Jan Hubicka <jh@suse.cz>
2801 Jim Wilson <wilson@tuliptree.org>
2802 Andreas Tobler <andreast@gcc.gnu.org>
2805 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
2806 rtl.emit instead cfun->emit.
2807 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
2808 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
2810 2008-04-01 Ben Elliston <bje@au.ibm.com>
2812 * doc/c-tree.texi (Function Basics): Fix grammatical error.
2814 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
2816 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
2818 (fprofile-use): Add var flag_profile_use
2819 * coverage.c (coverage_begin_output): Do not open a gcno file for
2820 output only if -ftest-coverage is set.
2821 Do not add getpwd() to gcda file path.
2822 (build_gcov_info): Check the new flag
2823 flag_profile_datafile_relative_path.
2824 (coverage_init): Use profile_data_prefix.
2825 Read profile counter only if flag_profile_use is set.
2826 * opts.c (common_handle_option): New option fprofile-use=,
2827 fprofile-dir=, fprofile-generate=.
2828 * toplev.c (profile_data_prefix): New variable definition.
2829 * toplev.h (profile_data_prefix): New declaration.
2830 * doc/invoke.tex (Option Summary, Optimization Options):
2833 2008-03-31 James E. Wilson <wilson@tuliptree.org>
2835 * varasm.c (output_constant_pool_1): In LABEL_REF check,
2836 use tmp consistently.
2839 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
2840 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2841 UNSPEC_FR_RECIP_APPROX_RES.
2842 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
2844 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
2847 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
2849 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2852 * fold-const.c (fold_indirect_ref_1): Support accessing non first
2853 element of the vector via a pointer.
2855 2008-03-31 Ian Lance Taylor <iant@google.com>
2857 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
2859 2008-03-31 Jan Hubicka <jh@suse.cz>
2861 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2862 get_arg_pointer_save_area.
2863 * expr.c (init_expr): Just clear out rtl.expr.
2864 * function.c (free_after_compilation): Clear out whole RTL structure.
2865 (get_func_frame_size): Merge into ...
2866 (get_frame_size): ... this one.
2867 (assign_stack_local_1): Merge into ...
2868 (assign_stack_local): ... this one.
2869 (expand_function_end): Update call of get_arg_pointer_save_area.
2870 (get_art_pointer_save_area): Remove cfun argument.
2871 * function.h (emit_status): regno_pointer_align does not need length
2872 attribute. Move x_regno_reg_rtx to ...
2873 (regno_reg_rtx): ... new global array.
2874 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
2875 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
2876 apply_args_value, forced_labels, stack_pointer_delta):
2878 (struct varasm_status): Move here from varasm.c
2879 (struct rtl_data): New. Move here some fields from struct function.
2880 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2881 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2882 used_temp_slots avail_temp_slots, temp_slot_level,
2883 nonlocal_goto_handler_labels): Update accesstors.
2884 (rtl): New global variable.
2885 (struct function): Move some fileds to rtl_data.
2886 (get_arg_pointer_save_area): Update prototype.
2887 * emit-rtl.c (rtl): Declare.
2888 (regno_reg_rtx): Declare.
2889 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2891 (gen_reg_rtx): Update.
2892 (init_virtual_regs): Do not tate emit_status argument.
2893 (init_emit): Do not allocate emit.
2894 * varasm.c (varasm_statuc): Move to function.h.
2895 (n_deferred_constatns): Update accestor.
2896 (init_varasm_status): Do not allocate varasm_status.
2897 (force_const_mem, get_pool_size, output_constant_pool): Update.
2898 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2899 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2901 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
2903 PR rtl-optimization/35729
2904 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
2907 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
2910 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
2911 load/store if memory is unaligned.
2912 (*movti_rex64): Likewise.
2914 * config/i386/predicates.md (misaligned_operand): New.
2916 2008-03-31 Andrew Pinski <pinskia@gmail.com>
2919 * tree-ssa-phiopt.c (conditional_replacement): Return early for
2922 2008-03-31 Jan Beulich <jbeulich@novell.com>
2924 * config/ia64/constraints.md: Add 'j' constraint.
2925 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
2926 (movdi_internal): Likewise.
2928 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
2931 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
2933 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
2936 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
2937 proper error message for the third argument on blendpd and
2940 * config/i386/sse.md (blendbits): New.
2941 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
2943 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
2945 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
2947 2008-03-30 Richard Guenther <rguenther@suse.de>
2950 * fold-const.c (fold_sign_changed_comparison): Do leave
2951 conversions to base-types alone.
2953 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
2955 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
2956 the link register if one altivec register is be saved.
2958 2008-03-30 Ben Elliston <bje@au.ibm.com>
2960 * final.c (final_scan_insn): Remove if (0) code.
2962 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
2964 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
2966 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
2968 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
2969 of V4SFmode to ix86_binary_operator_ok.
2971 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
2973 * config/i386/i386.c (override_options): Initialize
2974 ix86_veclib_handler to ix86_veclibabi_svml when
2975 -mveclibabi=svml is used.
2976 (ix86_veclibabi_svml): New function for SVML ABI style
2977 vectorization support.
2978 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
2980 2008-03-28 Rafael Espindola <espindola@google.com>
2982 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
2983 (tree_binary_nonnegative_warnv_p): Make it public.
2984 (tree_single_nonnegative_warnv_p): Make it public.
2985 (tree_invalid_nonnegative_warnv_p): Make it public.
2986 (tree_unary_nonzero_warnv_p): Make it public.
2987 (tree_binary_nonzero_warnv_p): Make it public
2988 (tree_single_nonzero_warnv_p): Make it public.
2989 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
2990 (extract_range_from_binary_expr): Split the expr argument.
2991 (extract_range_from_unary_expr): Split the expr argument.
2992 (extract_range_from_comparison): Split the expr argument.
2993 (extract_range_from_expr): Use the new aux functions.
2994 (vrp_evaluate_conditional_warnv): Use
2995 vrp_evaluate_conditional_warnv_with_ops.
2996 * tree.h (tree_unary_nonzero_warnv_p): Declare.
2997 (tree_binary_nonzero_warnv_p): Declare.
2998 (tree_single_nonzero_warnv_p): Declare.
2999 (tree_expr_nonzero_warnv_p): Declare.
3000 (tree_unary_nonnegative_warnv_p): Declare.
3001 (tree_binary_nonnegative_warnv_p): Declare.
3002 (tree_single_nonnegative_warnv_p): Declare.
3003 (tree_invalid_nonnegative_warnv_p): Declare.
3005 2008-03-28 Richard Guenther <rguenther@suse.de>
3007 PR tree-optimization/30317
3008 PR tree-optimization/30911
3009 PR tree-optimization/34793
3010 * tree-vrp.c (set_and_canonicalize_value_range): New function.
3011 (struct assert_locus_d): New member EXPR.
3012 (register_new_assert_for): Add EXPR parameter to support
3013 ASSERT_EXPR <name, expr OP limit>.
3014 (register_edge_assert_for_1): Adjust callers.
3015 (find_assert_locations): Likewise.
3016 (process_assert_insertions_for): Build condition from expression.
3017 (extract_range_from_assert): Handle ASSERT_EXPRs
3018 of the form ASSERT_EXPR <name, expr OP limit>.
3019 (register_edge_assert_for_2): New helper registering
3020 asserts for comparisons. Recognize range tests of the form
3021 (unsigned)i - CST1 OP CST2.
3022 (register_edge_assert_for_1): Use it.
3023 (register_edge_assert_for): Likewise.
3024 (needs_overflow_infinity): Integer sub-types
3025 do not need overflow infinities.
3026 (vrp_val_is_max): The extreme values of integer sub-types
3027 are those of the base type.
3028 (vrp_val_is_min): Likewise.
3029 * tree.def (ASSERT_EXPR): Document extra allowed conditional
3032 2008-03-28 Nick Clifton <nickc@redhat.com>
3035 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
3036 Return GENERAL_REGS for stack adjustment reloads.
3038 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3041 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
3042 const_vector when all the vectors are constant.
3044 2008-03-27 Bob Wilson <bob.wilson@acm.org>
3046 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
3048 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
3049 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
3051 (s<code>_sf): Use new scc_sf attribute for opcode names.
3053 2008-03-27 Tom Tromey <tromey@redhat.com>
3055 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
3056 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
3057 config/spu/t-spu-elf, config/i386/t-interix,
3058 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
3059 config/i386/x-darwin, config/i386/x-mingw32,
3060 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
3061 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
3062 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
3063 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
3064 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
3065 config/rs6000/x-darwin, config/rs6000/t-rs6000,
3066 config/score/t-score-elf, config/arm/t-strongarm-pe,
3067 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
3068 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
3069 Revert automatic dependency patch.
3071 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
3074 * config/i386/i386.c (ix86_function_arg_boundary): Align
3075 decimal floating point to its natural boundary.
3077 2008-03-27 Richard Guenther <rguenther@suse.de>
3080 * fold-const.c (fold_comparison): Restrict distinct decl
3081 comparison folding to VAR_DECLs and PARM_DECLs. Do not
3082 solely rely on operand_equal_p.
3084 2008-03-27 Richard Guenther <rguenther@suse.de>
3087 * c-common.c (handle_weak_attribute): Reject combination of
3090 2008-03-27 Richard Guenther <rguenther@suse.de>
3092 PR tree-optimization/32810
3093 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
3094 conversions from DECL_INITIAL.
3095 (fold_const_aggregate_ref): Likewise from constructor elements.
3097 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
3099 * tree-affine.h (aff_combination_expand): Declare.
3100 (get_inner_reference_aff): Likewise.
3101 * tree-affine.c (aff_combination_expand): Split out from
3102 tree_to_aff_combination_expand.
3103 (get_inner_reference_aff): New function.
3104 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
3105 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
3106 (struct lim_aux_data): sm_done field removed.
3107 (mem_ref_loc_p, mem_ref_locs_p): New types.
3108 (struct mem_ref): Added id, stored, accesses_in_loop,
3109 indep_loop, dep_loop, indep_ref, dep_ref fields.
3110 Removed is_stored, locs and next fields.
3111 (memory_accesses): New variable.
3112 (movement_possibility): Do not allow moving statements
3113 that store to memory.
3114 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
3116 (determine_max_movement): For statements with memory references,
3117 find the outermost loop in that the reference is independent.
3118 (move_computations_stmt): Mark the virtual operands for renaming.
3119 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
3120 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
3121 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
3122 add_vop_ref_mapping, create_vop_ref_mapping_loop,
3123 create_vop_ref_mapping, analyze_memory_references,
3124 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
3125 get_all_locs_in_loop, ref_always_accessed_p,
3126 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
3127 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
3128 store_motion_loop, store_motion): New functions.
3129 (struct vop_to_refs_elt): New type.
3130 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
3131 memref_hash, memref_eq, hoist_memory_references): Rewritten.
3132 (schedule_sm): Replaced by...
3133 (execute_sm): ... this.
3134 (determine_lsm_ref, hoist_memory_references,
3135 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
3136 find_more_ref_vops, free_mem_ref, free_mem_refs,
3137 determine_lsm_loop, determine_lsm): Removed.
3138 (tree_ssa_lim_finalize): Free data structures used by store motion.
3139 (tree_ssa_lim): Call analyze_memory_references. Use
3140 store_motion instead of determine_lsm.
3142 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
3144 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
3145 rename tmake_file to m68hc11/t-m68hc11.
3146 (mcore): Set inhibit_libc to true.
3147 * config.host (alpha*-dec-*vms*): Set extra_programs.
3148 (interix3*): Don't use host_xmake_file.
3149 * configure.ac: Let config.gcc override inhibit_libc.
3150 * configure: Regenerate.
3152 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
3153 * config/t-openbsd-thread: Remove commented out lines.
3155 * config/x-interix: Remove.
3157 * config/m68hc11/t-m68hc11-gas: Rename to...
3158 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
3160 * config/mcore/t-mcore: Remove T_CFLAGS.
3161 * config/mcore/t-mcore-pe: Likewise.
3163 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
3165 * configure.ac: Replace custom __GNU_SOURCE test with
3166 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
3167 * aclocal.m4: Regenerate.
3168 * configure: Regenerate.
3169 * config.in: Regenerate.
3171 2008-03-27 Richard Guenther <rguenther@suse.de>
3173 * fold-const.c (target.h): Include.
3174 (fold_comparison): Fold comparison of addresses of decls
3175 that bind locally or of constants. Consolidate address folding code.
3176 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
3177 results from fold_binary_to_constant.
3178 (compare_values_warnv): Likewise.
3180 2008-03-27 Andrew Pinski <pinskia@gmail.com>
3183 * fold-const.c (fold_truthop): Check for integeral types when folding
3184 a == 0 && b == 0 and a != 0 || b != 0 .
3186 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
3188 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
3190 2008-03-26 Andreas Schwab <schwab@suse.de>
3192 * doc/invoke.texi: Fix use of @item vs. @itemx.
3194 2008-03-26 Tom Tromey <tromey@redhat.com>
3196 * Makefile.in (build/gensupport.o, build/print-rtl.o,
3197 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
3198 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
3199 build/gencodes.o, build/genconditions.o, build/genconfig.o,
3200 build/genconstants.o, build/genemit.o, build/genextract.o,
3201 build/genflags.o, build/genmddeps.o, build/genopinit.o,
3202 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
3205 2008-03-26 Richard Guenther <rguenther@suse.de>
3208 2008-03-26 Richard Guenther <rguenther@suse.de>
3210 * fold-const.c (target.h): Include.
3211 (fold_comparison): Fold comparison of addresses of two decls
3212 that bind locally. Consolidate address folding code.
3214 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3216 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
3217 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
3218 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
3219 dconstsqrt2, dconstthird, dconste and/or dconst10.
3220 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
3221 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
3222 dconstsqrt2, dconste): Delete.
3223 (init_emit_once): Likewise. Simplify initializing dconstm1.
3225 * real.c (get_real_const): New.
3226 * real.h (dconst3, dconst10, dconstm2, dconstthird,
3227 dconstsqrt2, dconste): Delete.
3228 (real_value_const, get_real_const): New.
3230 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
3232 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
3234 * config/i386/i386.c (ix86_function_arg_boundary): Check
3235 BIGGEST_ALIGNMENT instead of 128.
3236 (setup_incoming_varargs_64): Likewise.
3238 2008-03-26 Tom Tromey <tromey@redhat.com>
3240 * Makefile.in (DEPFILES): Add missing '/'.
3242 2008-03-26 Richard Guenther <rguenther@suse.de>
3244 * fold-const.c (target.h): Include.
3245 (fold_comparison): Fold comparison of addresses of two decls
3246 that bind locally. Consolidate address folding code.
3248 2008-03-26 Nick Clifton <nickc@redhat.com>
3251 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
3252 not allow INT+INT as a legitimate addressing mode.
3254 2008-03-26 Richard Guenther <rguenther@suse.de>
3256 * tree-flow.h (widen_bitfield): Remove declaration.
3257 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
3258 (widen_bitfield): Remove function.
3259 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
3262 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3265 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
3268 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
3270 PR rtl-optimization/35232
3271 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
3272 (forget_old_reloads_1, forget_marked_reloads): Don't clear
3273 reg_reloaded_call_part_clobbered here.
3274 (reload_regs_reach_end_p): New function.
3275 (reload_reg_rtx_for_input): New variable.
3276 (reload_reg_rtx_for_output): Likewise.
3277 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
3278 when reassigning a pseudo register. Load reloadreg from
3279 reload_reg_rtx_for_input, moving the mode and register
3281 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
3282 instead of the original when deciding whether an input reload
3283 would be a no-op or whether an output reload can be deleted.
3284 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
3285 when setting up new_spill_reg_store. Load it from
3286 reload_reg_rtx_for_output, moving the mode and register
3288 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
3289 instead of the original when deciding whether an output reload
3290 would be a no-op. Do the same when modifying insn notes.
3291 Use rtx_equal_p instead of == to compare the registers.
3292 (inherit_piecemeal_p): Take a mode and two register numbers
3294 (emit_reload_insns): Clear new_spill_reg_store for every hard
3295 register in the reload register. Remove spill registers
3296 from reg_reloaded_valid before considering whether to record
3297 inheritance information for them. Use reload_reg_rtx_for_output
3298 instead of reg_rtx when recording output reloads. Use
3299 reload_reg_rtx_for_input instead of reg_rtx when recording
3300 input reloads. Set or clear reg_reloaded_call_part_clobbered
3301 at the same time as setting reg_reloaded_valid.
3302 (delete_output_reload): Add a new_reload_reg parameter and use it
3303 instead of rld[j].reg_rtx.
3304 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
3307 2008-03-25 Tom Tromey <tromey@redhat.com>
3309 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
3310 (build/genattr.o): Likewise.
3311 (build/genattrtab.o): Likewise.
3312 (build/gencodes.o): Likewise.
3313 (build/genconfig.o): Likewise.
3314 (build/genconstants.o): Likewise.
3315 (build/genemit.o): Likewise.
3316 (build/genextract.o): Likewise.
3317 (build/genflags.o): Likewise.
3319 2008-03-25 Bob Wilson <bob.wilson@acm.org>
3321 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
3322 instead of size_int for integer types.
3323 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
3324 to match type of MINUS_EXPR.
3326 2008-03-25 Tom Tromey <tromey@redhat.com>
3328 * configure: Rebuilt.
3329 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
3332 2008-03-25 Tom Tromey <tromey@redhat.com>
3334 * config/x-solaris (host-solaris.o): Update.
3335 * config/x-linux (host-linux.o): Update.
3336 * config/x-hpux (host-hpux.o): Update.
3337 * config/x-darwin (host-darwin.o): Update.
3338 * config/v850/t-v850e (v850-c.o): Update.
3339 * config/v850/t-v850 (v850-c.o): Update.
3340 * config/t-vxworks (vxworks.o): Update.
3341 * config/t-sol2 (sol2-c.o, sol2.o): Update.
3342 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
3343 * config/spu/t-spu-elf (spu-c.o): Update.
3345 * config/sh/t-symbian (sh-c.o): Update.
3346 (symbian.o): Update.
3347 * config/sh/t-sh (sh-c.o): Update.
3348 * config/score/t-score-elf (score7.o, score3.o): Update.
3349 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
3350 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
3351 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
3352 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
3354 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
3355 * config/m32c/t-m32c (m32c-pragma.o): Update.
3356 * config/ia64/t-ia64 (ia64-c.o): Update.
3357 * config/i386/x-mingw32 (host-mingw32.o): Update.
3358 * config/i386/x-i386 (driver-i386.o): Update.
3359 * config/i386/x-darwin (host-i386-darwin.o): Update.
3360 * config/i386/x-cygwin (host-cygwin.o): Update.
3361 * config/i386/t-nwld (nwld.o): Update.
3362 * config/i386/t-netware (netware.o): Update.
3363 * config/i386/t-interix (winnt.o): Update.
3364 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
3365 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
3366 msformat-c.o): Update.
3367 * config/bfin/t-bfin-linux (generated_files): Add
3368 linux-sysroot-suffix.h.
3369 * config/arm/t-wince-pe (pe.o): Update.
3370 * config/arm/t-strongarm-pe (pe.o): Update.
3371 * config/arm/t-pe (pe.o): Update.
3372 * config/arm/t-arm (arm-c.o): Update.
3373 * doc/install.texi (Prerequisites): Require make 3.80.
3374 * Makefile.in: Remove .o targets.
3375 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
3376 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
3377 (simple_generated_h, simple_generated_c): Move earlier.
3378 (generated_files): New variable.
3379 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
3380 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
3381 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
3382 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
3383 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
3384 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
3385 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
3386 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
3387 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
3388 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
3389 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
3390 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
3392 (COMPILE.base, COMPILE): New variables.
3393 (%.o): New pattern rule.
3394 (ALL_HOST_OBJS): New variable.
3395 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
3396 (dummy-checksum.o, cc1-checksum.o): Remove.
3397 (DRIVER_SHLIB): New variable.
3398 (DRIVER_DEFINES): Use it.
3399 (gencondmd.c): Move out of build/.
3400 (s-conditions): Update.
3401 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
3402 (ALL_BUILD_OBJS): Likewise.
3403 (build/%.o): Use BUILDCOMPILE.
3404 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
3405 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
3406 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
3407 build/gencheck.o, build/gencodes.o, build/genconditions.o,
3408 build/genconfig.o, build/genconstants.o, build/genemit.o,
3409 build/genextract.o, build/genflags.o, build/genmddeps.o,
3410 build/genopinit.o, build/genoutput.o, build/genpeep.o,
3411 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
3412 build/gen-protos.o, build/scan.o, build/fix-header.o,
3413 build/scan-decls.o): Simplify.
3414 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
3415 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
3416 prefix.o, toplev.o): Reduce to variable setting.
3417 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
3418 ($(out_object_file), gcc-options.o): New targets.
3419 ($(ALL_HOST_OBJS)): New target. Include dependency files.
3420 * configure: Rebuilt.
3421 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
3422 * doc/sourcebuild.texi (Front End Directory): Document new variable.
3424 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
3426 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
3427 complain when we hit an error, return ERROR_MARK_NODE.
3429 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3431 * config/sh/constraints.md (Pso, Psz): New constraints.
3432 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
3433 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
3435 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3437 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
3438 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
3440 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
3442 * config/sh/sh.md (prefetch): Add condition for SH2A target.
3443 (prefetch_sh2a): New.
3445 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3446 Naveen.H.S <naveen.hs@kpitcummins.com>
3448 * config/sh/constraints.md (I28): New constraint.
3449 * config/sh/sh.c (broken_move): Add support for movi20s.
3450 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
3452 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
3453 Jayant Sonar <Jayant.sonar@kpitcummins.com>
3454 Naveen.H.S <naveen.hs@kpitcummins.com>
3456 * config/sh/sh.c (SH_ATTRIBUTES): Define.
3457 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
3458 (print_operand): Handle resbank in %@ operand code.
3459 (sh_encode_section_info): New.
3460 (push_regs): Add conditions for resbank.
3461 (sh_expand_epilogue): Likewise.
3462 (sh_insert_attributes): Likewise.
3463 (sh_attribute_table): Likewise.
3464 (sh_handle_resbank_handler_attribute): New.
3465 (sh2a_handle_function_vector_handler_attribute): New.
3466 (sh2a_is_function_vector_call): New.
3467 (sh2a_get_function_vector_number): New.
3468 (sh2a_function_vector_p): New.
3469 (sh_cfun_resbank_handler_p): New.
3470 * config/sh/sh.md (calli): Emit jsr/n if possible.
3471 (calli_tbr_rel): New.
3472 (calli_pcrel): Emit jsr/n if possible.
3473 (return_i): Emit rts/n if possible.
3474 (call_valuei_tbr_rel): New.
3475 (call_valuei_pcrel): Add condition for SH2A target.
3476 (call_value): Likewise.
3477 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
3478 (sh2a_get_function_vector_number): Likewise.
3479 (sh2a_is_function_vector_call): Likewise.
3480 * doc/extend.texi: Document TBR relative addressing of SH2A.
3481 (resbank): Add description for SH2A.
3483 2008-03-24 Richard Guenther <rguenther@suse.de>
3486 * gimplify.c (gimplify_modify_expr): For frontend type-correct
3487 pointer assignments change conversions according to middle-end rules.
3488 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
3489 * configure.ac: Include type checking in yes.
3490 * configure: Regenerate.
3492 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3494 * diagnostic.c (diagnostic_count_diagnostic): Delete.
3495 (diagnostic_report_diagnostic): Update. Handle ICEs here.
3497 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
3499 * gthr-vxworks.h (UNUSED): Define.
3501 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
3503 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
3505 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
3507 * doc/extend.texi (Function Attributes): Add missing comma in the
3508 example of the "alloc_size" attribute.
3510 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
3513 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
3515 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
3518 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3521 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3522 of the underlying type of a MS bitfield layout to the natural
3523 alignment of the type.
3525 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3527 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3528 to their natural alignment to avoid store forwarding stalls.
3530 2008-03-22 Richard Guenther <rguenther@suse.de>
3532 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
3533 For PHI nodes verify the address is invariant.
3534 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
3535 (get_symbol_constant_value): Use is_gimple_min_invariant.
3536 (maybe_fold_stmt_indirect): Likewise.
3538 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
3540 PR rtl-optimization/33927
3541 * Makefile.in (dse.o): Depend on $(TM_P_H).
3542 * expr.h (extract_low_bits): Declare.
3543 * expmed.c (extract_low_bits): New function.
3544 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
3545 * dse.c: Include tm_p.h.
3546 (find_shift_sequence): Remove the read_reg argument and return the
3547 read value. Emit the instructions instead of returning them.
3548 Iterate on new_mode rather than calculating it each time.
3549 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
3550 source to NEW_MODE and extract_low_bits to convert the shifted
3552 (replace_read): Allow the load and store to have different mode
3553 classes. Use extract_low_bits when SHIFT == 0. Create the shift
3554 or extraction instructions before trying the replacement. Update
3555 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
3557 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
3559 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
3560 to their natural alignment to avoid store forwarding stalls.
3562 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3565 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
3566 encouraging but not allowing gprs for input;
3567 change the input constraint to !f#r.
3568 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
3570 change the output constraint to !f#r.
3572 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
3575 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
3576 corresponding post-reload splitters.
3577 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
3578 when x87 FP math is selected.
3579 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
3580 New function prototype.
3581 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
3582 unreachable function to ease macroization of insn patterns.
3584 2008-03-21 Martin Jambor <mjambor@suse.cz>
3586 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
3587 reference dumps if ddr is NULL or dependence is unknown.
3589 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3591 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
3592 unsigned extension into account.
3593 (ATOMIC_COMPARE_AND_SWAP): Likewise.
3594 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
3595 Do computations on a scratch register.
3597 2008-03-21 Richard Guenther <rguenther@suse.de>
3599 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3600 Use is_gimple_min_invariant instead of TREE_INVARIANT.
3601 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
3602 * tree-ssa-dom.c (record_equality): Likewise.
3603 * tree-inline.c (copy_body_r): Likewise.
3604 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
3607 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
3609 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
3610 as 'delete_unused' argument.
3612 2008-03-20 Richard Guenther <rguenther@suse.de>
3614 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
3615 special casing of constant qualifiers.
3616 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
3617 care about them in general.
3618 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
3619 regardless of their type.
3620 (fold_stmt_r): Forcefully fold *& if we end up with that.
3622 2008-03-20 Paul Brook <paul@codesourcery.com>
3624 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
3625 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
3627 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
3629 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
3630 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
3632 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
3634 * common.opt (Wmudflap): New option.
3635 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
3636 (mx_register_decls): Likewise.
3637 (mudflap_finish_file): Likewise.
3638 * doc/invoke.texi: Document -Wno-mudflap.
3640 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
3642 * c-format.c (replace_format_name_to_system_name): New.
3644 (convert_format_name_to_system_name): New.
3645 (decode_format_attr): Add use of convert_format_name_to_system_name.
3646 (format_types_orig): Add gnu_ prefix to names.
3647 (check_format_info_main): Special treating of \0 escaped names for
3648 supporting multi-character format specifiers as I32, I64.
3649 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
3650 (gnu_target_overrides_format_attributes): New.
3651 * c-format.h: Add structure target_ovr_attr to hold
3652 system specific formatter names.
3653 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
3654 msformat-c.o file to c_target_objs and cxx_target_objs.
3655 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3656 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
3657 (TARGET_N_FORMAT_TYPES): New.
3658 * config/i386/msformat-c.c: New.
3659 * config/i386/t-cygming: Add build rule for msformat-c.o.
3660 * doc/extend.texi: Add new format names gnu_* and ms_* and
3662 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
3664 2008-03-20 Ira Rosen <irar@il.ibm.com>
3666 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
3667 optimizations turned on under -O3.
3668 (ftree-vectorize): Add that the flag is turned on with -O3.
3670 2008-03-20 Ben Elliston <bje@au.ibm.com>
3672 * regmove.c (try_auto_increment): Fix spelling error in comment.
3673 * final.c (final_scan_insn): Likewise.
3675 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
3678 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
3679 allocator preferences for "y" and "r" class registers.
3680 ("*mov<mode>_internal"): Ditto.
3681 ("*movv2sf_internal_rex64"): Ditto.
3682 ("*movv2sf_internal"): Ditto.
3684 2008-03-19 Michael Matz <matz@suse.de>
3687 * calls.c (expand_call): Check overlap of arguments with call
3688 address for sibcalls.
3690 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
3693 * stor-layout.c (update_alignment_for_field): Set minimum alignment
3694 of the underlying type of a MS bitfield layout to the natural
3695 alignment of the type.
3697 2008-03-19 Jan Hubicka <jh@suse.cz>
3700 * toplev.c (decode_d_option): Handle all CPP flags.
3701 * tree-vrp.c: Update tree_pass descriptors.
3702 * regrename.c: Update tree_pass descriptors.
3703 * fwprop.c: Update tree_pass descriptors.
3704 * doc/invoke.texi: Remove documentation of dropped -d? flags.
3705 * tree-into-ssa.c: Update tree_pass descriptors.
3706 * tree-dump.c: Update tree_pass descriptors.
3707 * tree-complex.c: Update tree_pass descriptors.
3708 * tree-dump.h: Update tree_pass descriptors.
3709 * see.c: Update tree_pass descriptors.
3710 * cgraphbuild.c: Update tree_pass descriptors.
3711 * tracer.c: Update tree_pass descriptors.
3712 * tree-loop-distribution.c: Update tree_pass descriptors.
3713 * cgraph.c: Update tree_pass descriptors.
3714 * postreload-gcse.c: Update tree_pass descriptors.
3715 * postreload.c: Update tree_pass descriptors.
3716 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
3717 * tree-tailcall.c: Update tree_pass descriptors.
3718 * tree-pass.h (tree_opt_pass): Rename to ...
3719 (opt_pass) ... this one; add "type" field and remove letter field.
3720 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
3721 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
3722 all_lowering_passes): Update declaration.
3723 * ipa-cp.c: Update tree_pass descriptors.
3724 * final.c: Update tree_pass descriptors.
3725 * omp-low.c: Update tree_pass descriptors.
3726 * tree-ssa-dse.c: Update tree_pass descriptors.
3727 * ipa-reference.c: Update tree_pass descriptors.
3728 * tree-ssa-uncprop.c: Update tree_pass descriptors.
3729 * auto-inc-dec.c: Update tree_pass descriptors.
3730 * reorg.c: Update tree_pass descriptors.
3731 * cgraphunit.c: Update tree_pass descriptors.
3732 * tree-ssa-copyrename.c: Update tree_pass descriptors.
3733 * tree-ssa-ccp.c: Update tree_pass descriptors.
3734 * df-core.c: Update tree_pass descriptors.
3735 * mode-switching.c: Update tree_pass descriptors.
3736 * tree-nomudflap.c: Update tree_pass descriptors.
3737 * modulo-sched.c: Update tree_pass descriptors.
3738 * ipa-pure-const.c: Update tree_pass descriptors.
3739 * cse.c: Update tree_pass descriptors.
3740 * web.c: Update tree_pass descriptors.
3741 * tree-stdarg.c: Update tree_pass descriptors.
3742 * tree-ssa-math-opts.c: Update tree_pass descriptors.
3743 * tree-ssa-dom.c: Update tree_pass descriptors.
3744 * tree-nrv.c: Update tree_pass descriptors.
3745 * tree-ssa-alias.c: Update tree_pass descriptors.
3746 * loop-init.c: Update tree_pass descriptors.
3747 * gimple-low.c: Update tree_pass descriptors.
3748 * ipa-inline.c: Update tree_pass descriptors.
3749 * tree-ssa-sink.c: Update tree_pass descriptors.
3750 * global.c: Update tree_pass descriptors.
3751 * ifcvt.c: Update tree_pass descriptors.
3752 * jump.c: Update tree_pass descriptors.
3753 * predict.c: Update tree_pass descriptors.
3754 * tree-ssa-loop.c: Update tree_pass descriptors.
3755 * recog.c: Update tree_pass descriptors.
3756 * dse.c: Update tree_pass descriptors.
3757 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
3758 * tree-eh.c: Update tree_pass descriptors.
3759 * regmove.c: Update tree_pass descriptors.
3761 * function.c: Update tree_pass descriptors.
3762 * tree-vectorizer.c: Update tree_pass descriptors.
3763 * gcse.c: Update tree_pass descriptors.
3764 * ipa-type-escape.c: Update tree_pass descriptors.
3765 * tree-if-conv.c: Update tree_pass descriptors.
3766 * init-regs.c: Update tree_pass descriptors.
3767 * ipa.c: Update tree_pass descriptors.
3768 * tree-ssa-phiopt.c: Update tree_pass descriptors.
3769 * rtl-factoring.c: Update tree_pass descriptors.
3770 * lower-subreg.c: Update tree_pass descriptors.
3771 * bt-load.c: Update tree_pass descriptors.
3772 * tree-dfa.c: Update tree_pass descriptors.
3773 * except.c: Update tree_pass descriptors.
3774 * emit-rtl.c: Update tree_pass descriptors.
3775 * cfgexpand.c: Update tree_pass descriptors.
3776 * tree-cfgcleanup.c: Update tree_pass descriptors.
3777 * cfgcleanup.c: Update tree_pass descriptors.
3778 * tree-ssa-pre.c: Update tree_pass descriptors.
3779 * tree-sra.c: Update tree_pass descriptors.
3780 * tree-mudflap.c: Update tree_pass descriptors.
3781 * tree-ssa-copy.c: Update tree_pass descriptors.
3782 * cfglayout.c: Update tree_pass descriptors.
3783 * tree-ssa-forwprop.c: Update tree_pass descriptors.
3784 * tree-ssa-dce.c: Update tree_pass descriptors.
3785 * tree-ssa.c: Update tree_pass descriptors.
3786 * regclass.c: Update tree_pass descriptors.
3787 * integrate.c: Update tree_pass descriptors.
3788 * tree-optimize.c: Update tree_pass descriptors.
3789 * tree-ssa-phiprop.c: Update tree_pass descriptors.
3790 * tree-object-size.c: Update tree_pass descriptors.
3791 * combine.c: Update tree_pass descriptors.
3792 * tree-outof-ssa.c: Update tree_pass descriptors.
3793 * bb-reorder.c: Update tree_pass descriptors.
3794 * stack-ptr-mod.c: Update tree_pass descriptors.
3795 * var-tracking.c: Update tree_pass descriptors.
3796 * tree-profile.c: Update tree_pass descriptors.
3797 * tree-vect-generic.c: Update tree_pass descriptors.
3798 * reg-stack.c: Update tree_pass descriptors.
3799 * sched-rgn.c: Update tree_pass descriptors.
3800 * tree-ssa-structalias.c: Update tree_pass descriptors.
3801 * tree-cfg.c: Update tree_pass descriptors.
3802 * passes.c (current_pass): Update declaration.
3803 (finish_optimization_passes): Update.
3804 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
3805 (register_one_dump_file, register_dump_files_1, next_pass_1):
3807 (init_optimization_passes): Update handling of new types.
3808 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
3809 * ipa-struct-reorg.c: Update tree_pass descriptors.
3810 * tree-ssa-reassoc.c: Update tree_pass descriptors.
3811 * combine-stack-adj.c: Update tree_pass descriptors.
3812 * cfgrtl.c: Update tree_pass descriptors.
3813 * dce.c: Update tree_pass descriptors.
3814 * tree-ssanames.c: Update tree_pass descriptors.
3816 2008-03-19 Richard Guenther <rguenther@suse.de>
3819 * tree-ssa.c (walk_data): New structure.
3820 (warn_uninitialized_var): If not always_executed warn with "maybe"
3822 (execute_early_warn_uninitialized): Compute post-dominators.
3823 Initialize always_executed before processing each basic block.
3825 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
3828 * config/i386/i386.c (x86_this_parameter): Calculate correct location
3829 of "this" pointer when "regparm = N" or "fastcall" is in effect.
3831 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3833 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
3835 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
3837 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
3839 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
3840 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
3841 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
3842 target after ignore has been set, and move there also the commputation
3843 of subtarget and original_target.
3844 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
3845 (LANG_HOOKS_INITIALIZER): Remove it.
3846 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
3848 2008-03-18 Richard Guenther <rguenther@suse.de>
3850 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
3851 found an expression with constants, note that in the VN for the lhs.
3852 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
3853 fold them to constants if possible. Run cleanup_cfg if done so.
3854 (execute_pre): Return todo.
3856 (execute_fre): Likewise.
3857 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
3859 (get_prop_source_stmt): Look through pointer conversions.
3861 2008-03-18 Jan Hubicka <jh@suse.cz>
3863 * tree-pretty-print.c: Include predict.h.
3864 (dump_generic_node): Dump predictor.
3865 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
3866 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
3867 * gimple-low.c (lower_stmt): Likewise.
3868 * expr.c (expand_expr_real): Likewise.
3869 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
3871 (build_predict_expr, build_predict_expr): New.
3872 * predict.h (predictor_name, build_predict_expr): Update.
3873 * c-typeck.c (c_finish_bc_stmt): Add prediction.
3874 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
3875 * predict.def (PRED_CONTINUE): Update hitrate.
3876 * tree.def (PREDICT_EXPR): Define.
3877 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
3878 do not handle BIND_EXPR.
3879 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
3880 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
3881 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
3884 2008-03-18 Michael Matz <matz@suse.de>
3886 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
3888 2008-03-18 Richard Guenther <rguenther@suse.de>
3890 * tree-gimple.h (is_gimple_invariant_address): Declare.
3891 (is_gimple_constant): Likewise.
3892 * tree-gimple.c (is_gimple_constant): New function.
3893 (is_gimple_invariant_address): Likewise.
3894 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
3895 and is_gimple_invariant_address.
3896 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
3898 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
3899 an addressable base.
3901 2008-03-18 Jakub Jelinek <jakub@redhat.com>
3904 * gimplify.c (gimplify_expr): Gimplify second operand of
3907 2008-03-17 Richard Guenther <rguenther@suse.de>
3909 PR tree-optimization/19637
3910 * fold-const.c (fold_unary): Remove restrictions of removing
3911 intermediate pointer-conversions (P2)(P1)P0.
3912 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
3913 conversion to void pointer.
3914 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
3916 2008-03-16 James E. Wilson <wilson@tuliptree.org>
3919 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
3920 emulated thread local variables.
3922 2008-03-16 Richard Guenther <rguenther@suse.de>
3925 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
3926 expand TREE_INVARIANT operations that are not gimple invariant.
3928 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
3930 * doc/extend.texi (Alignment): Say that the ABI controls
3931 the __alignof__ for non-strict-alignment targets rather
3932 than being a recommendation.
3934 2008-03-15 Paul Brook <paul@codesourcery.com>
3936 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
3938 (arm_output_fn_unwind): Mark functions that can not be unwound.
3940 2008-03-15 Paul Brook <paul@codesourcery.com>
3942 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
3943 extension instructions.
3945 2008-03-15 Richard Guenther <rguenther@suse.de>
3947 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
3948 and fold constant aggregate refs.
3949 (fold_const_aggregate_ref): Handle string constants
3950 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
3951 (evaluate_stmt): Simplify now that ccp_fold folds constant
3954 2008-03-15 Paul Brook <paul@codesourcery.com>
3956 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
3957 (extzv): Use gen_extzv_t2.
3958 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
3960 2008-03-15 Richard Guenther <rguenther@suse.de>
3962 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
3963 (fold_const_aggregate_ref): Likewise.
3964 (get_value): Return NULL if we don't have any values.
3965 (ccp_finalize): Set const_val to NULL after freeing it.
3966 * tree-flow.h (get_symbol_constant_value): Declare.
3967 (fold_const_aggregate_ref): Likewise.
3968 * tree-ssa-sccvn.c (try_to_simplify): Use them.
3970 2008-03-15 Richard Guenther <rguenther@suse.de>
3973 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
3974 to not produce negative array indices if not allowed. Add
3975 parameter to indicate that.
3976 (maybe_fold_offset_to_component_ref): Allow negative array
3977 indices only for the first member of a structure.
3978 (maybe_fold_offset_to_reference): Allow negative array indices.
3979 (maybe_fold_stmt_addition): Likewise.
3981 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
3982 Anatoly Sokolov <aesok@post.ru>
3984 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
3985 (avr_arch): Add ARCH_AVR6.
3986 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
3987 (initial_elimination_offset): Initialize and use 'avr_pc_size'
3988 instead of fixed value 2.
3989 (print_operand_address): Use gs() asm specifier instead of pm().
3990 (avr_assemble_integer): (Ditto.).
3991 (avr_output_addr_vec_elt): (Ditto.).
3992 (print_operand): Handle "!" code.
3993 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
3994 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
3995 (AVR_HAVE_EIJMP_EICALL): Define.
3996 (AVR_3_BYTE_PC): Redefine.
3997 (AVR_2_BYTE_PC): (Ditto.).
3998 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
3999 (LINK_SPEC): Add atmega2560 and atmega2561.
4000 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
4002 * config/avr/avr.md (call_insn): Use eicall instead of icall
4003 for 3 byte PC devices.
4004 (call_value_insn): (Ditto.).
4005 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
4006 (indirect_jump): Use only for for 2 byte PC devices.
4007 (*tablejump): (Ditto.).
4008 (*indirect_jump_avr6): Add insn.
4009 (*tablejump_rjmp): Don't use for 3 byte PC devices.
4010 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
4011 instead of ijmp for 3 byte PC devices.
4012 (__tablejump2__): (Ditto.).
4013 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
4014 (MULITLIB_DIRNAMES): (Ditto.).
4015 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
4017 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
4019 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
4020 "sse2_umulsidi3". Use V1DI mode for operand 0.
4021 ("mmx_psadbw"): Use V1DI mode for operand 0.
4022 * config/i386/i386-modes.def (V1SI): New vector mode.
4023 * config/i386/i386.c (struct builtin_description)
4024 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
4025 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
4026 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
4027 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
4028 v1di_ftype_v8qi_v8qi type.
4029 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
4031 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
4032 __builtin_ia32_pmuludq]: Fix the mode of return value.
4034 2008-03-15 Richard Guenther <rguenther@suse.de>
4037 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
4040 2008-03-14 Bob Wilson <bob.wilson@acm.org>
4042 * doc/invoke.texi (Option Summary, Xtensa Options): Document
4043 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
4044 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
4045 unless TARGET_SERIALIZE_VOLATILE is enabled.
4046 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
4047 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
4048 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
4050 2008-03-14 Richard Guenther <rguenther@suse.de>
4052 PR tree-optimization/34172
4053 * tree-flow.h (refs_may_alias_p): Declare.
4054 (get_single_def_stmt): Likewise.
4055 (get_single_def_stmt_from_phi): Likewise.
4056 (get_single_def_stmt_with_phi): Likewise.
4057 * tree-dfa.c (refs_may_alias_p): New function.
4058 (get_single_def_stmt): Likewise.
4059 (get_single_def_stmt_from_phi): Likewise.
4060 (get_single_def_stmt_with_phi): Likewise.
4061 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
4062 (vn_reference_lookup_1): New helper function.
4063 (vn_reference_lookup): Walk the virtual use-def chain to
4064 continue searching for a match if the def does not alias the
4065 reference we are looking for.
4067 2008-03-14 David Edelsohn <edelsohn@gnu.org>
4069 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
4070 archive and Perzl. Update The Written Word listing.
4072 2008-03-14 Richard Guenther <rguenther@suse.de>
4074 PR tree-optimization/34043
4075 PR tree-optimization/33989
4076 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
4078 (bitmap_find_leader): Use extra argument to verify dominance
4079 relationship inside a basic-block.
4080 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
4081 (find_leader_in_sets): Adjust.
4082 (create_component_ref_by_pieces): Take extra argument for
4083 dominance check, handle lookup failures.
4084 (find_or_generate_expression): Likewise.
4085 (create_expression_by_pieces): Likewise.
4086 (insert_into_preds_of_block): Adjust.
4087 (create_value_expr_from): If asked for, verify all operands
4088 are in the blocks AVAIL_OUT set.
4089 (make_values_for_stmt): Check for SSA_NAMEs that are life
4090 over an abnormal edge.
4091 (compute_avail): Remove such check.
4092 (do_SCCVN_insertion): New function.
4093 (eliminate): If we do not find a leader suitable for replacement
4094 insert a replacement expression from SCCVN if available.
4095 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
4096 (struct vn_ssa_aux): Add needs_insertion flag.
4097 * tree-ssa-sccvn.c (may_insert): New global flag.
4098 (copy_reference_ops_from_ref): Value-number union member access
4099 based on its size, not type and member if insertion is allowed.
4100 (visit_reference_op_load): For a weak match from union type
4101 punning lookup a view-converted value and insert a SSA_NAME
4102 for that value if that is not found.
4103 (visit_use): Make dumps shorter. Do not disallow value numbering
4104 SSA_NAMEs that are life over an abnormal edge to constants.
4105 (free_scc_vn): Release inserted SSA_NAMEs.
4106 (run_scc_vn): New flag to specify whether insertion is allowed.
4107 Process SSA_NAMEs in forward order.
4108 * tree-ssa-loop-im.c (for_each_index): Handle invariant
4109 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
4110 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
4111 pointer type to/from integral types that do not change the
4112 precision to regular conversions.
4114 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
4116 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4117 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4118 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
4119 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
4120 input arguments and the mode of return value. Built-in functions
4121 that operate on whole 64-bit MMX register now use V1DI mode.
4123 2008-03-13 Alon Dayan <alond@il.ibm.com>
4124 Olga Golovanevsky <olga@il.ibm.com>
4126 PR tree-optimization/35041
4127 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
4128 to locate the right position in a statement.
4130 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
4134 * config/i386/xmmintrin.h: Change all static inline functions to
4135 extern inline and add __gnu_inline__ attribute.
4136 * config/i386/bmintrin.h: Ditto.
4137 * config/i386/smmintrin.h: Ditto.
4138 * config/i386/tmmintrin.h: Ditto.
4139 * config/i386/mmintrin-common.h: Ditto.
4140 * config/i386/ammintrin.h: Ditto.
4141 * config/i386/emmintrin.h: Ditto.
4142 * config/i386/pmmintrin.h: Ditto.
4143 * config/i386/mmintrin.h: Ditto.
4144 * config/i386/mm3dnow.h: Ditto.
4146 2008-03-13 Jakub Jelinek <jakub@redhat.com>
4149 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
4150 (lower_omp_2): New function.
4151 (lower_omp_1, lower_omp): Rewritten.
4153 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
4156 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
4157 with the phrase "Microsoft Windows compilers".
4158 (Push/Pop Macro Pragmas): New subsection. Document
4159 #pragma push_macro and pragma pop_macro.
4161 2008-03-12 Paul Brook <paul@codesourcery.com>
4163 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
4165 2008-03-12 Paul Brook <paul@codesourcery.com>
4167 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
4168 (thumb2_alusi3_short): Exclude PLUS and MINUS.
4169 (thumb2_addsi_shortim): Rename ...
4170 (thumb2_addsi_short): ... to this. Allow register operands.
4171 (thumb2_subsi_short): New pattern.
4172 (thumb2_one_cmplsi2_short,
4173 thumb2_negsi2_short): New patterns and peepholes.
4175 2008-03-12 Paul Brook <paul@codesourcery.com>
4177 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
4179 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
4181 * config/i386/i386.md (int_cond): New code iterator.
4183 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
4184 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
4185 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
4186 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
4187 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
4188 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
4189 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
4190 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
4192 2008-03-12 Paul Brook <paul@codesourcery.com>
4194 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
4195 instead of {arm,thumb}_compute_save_reg_mask.
4196 (output_return_instruction): Ditto.
4197 (thumb_unexpanded_epilogue): Ditto.
4198 (thumb1_expand_prologue): Ditto.
4199 (thumb1_output_function_prologue): Ditto.
4200 (arm_set_return_address): Ditto.
4201 (thumb_set_return_address): Ditto.
4202 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
4203 regs to achieve stack alignment.
4204 (thumb1_compute_save_reg_mask): Fix compiler warning.
4205 (arm_output_epilogue): Use offsets->saved_regs_mask.
4206 Adjust stack pointer by poping call clobered registers.
4207 (arm_expand_prologue): Use offsets->saved_regs_mask.
4208 Adjust stack pointer by pushing extra registers.
4209 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
4211 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
4214 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
4215 conversion to the operands of a multiplication.
4217 2008-03-12 Richard Guenther <rguenther@suse.de>
4219 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
4220 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
4221 * timevar.def (TV_TREE_PHIPROP): Add.
4222 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
4223 pass description. Use TV_TREE_PHIPROP.
4224 * tree-ssa-forwprop.c: Remove phiprop code.
4226 2008-03-12 Jakub Jelinek <jakub@redhat.com>
4229 * omp-low.c (maybe_lookup_decl): Constify first argument.
4230 (use_pointer_for_field): Change last argument from bool to
4231 omp_context *. Disallow shared copy-in/out in nested
4232 parallel if decl is shared in outer parallel too.
4233 (build_outer_var_ref, scan_sharing_clauses,
4234 lower_rec_input_clauses, lower_copyprivate_clauses,
4235 lower_send_clauses, lower_send_shared_vars): Adjust callers.
4237 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
4238 Ira Rosen <irar@il.ibm.com>
4240 * tree-vectorizer.c (free_stmt_vec_info): New function.
4241 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
4242 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
4243 * tree-vectorizer.h (free_stmt_vec_info): Declare.
4244 * tree-vect-transform.c (vectorizable_conversion): Free
4245 vec_oprnds0 if it was allocated.
4246 (vect_permute_store_chain): Remove unused VECs.
4247 (vectorizable_store): Free VECs that are allocated in the..
4249 (vect_transform_strided_load, vectorizable_load): Likewise.
4250 (vect_remove_stores): Simplify the code.
4251 (vect_transform_loop): Move code to vect_remove_stores().
4252 Call vect_remove_stores() and free_stmt_vec_info().
4254 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4256 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
4257 TARGET_HPUX. Revise comment.
4258 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
4259 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
4260 Use sr4 variant of `be' instruction when not generating PIC code.
4261 (attr_length_call): Adjust for above change.
4263 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
4265 * ipa-reference.c (static_execute): Remove module_statics_const and
4266 associated setting code.
4268 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
4271 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
4272 predicate for operand 1.
4273 (paritysi2_cmp): Use register_operand predicate for operand 2.
4274 Use earlyclobber modifier for operand 1. Remove support for
4276 (paritydi2_cmp): Use register_operand predicate for operand 3.
4277 Use earlyclobber modifier for operand 1. Remove support for
4280 2008-03-11 Paul Brook <paul@codesourcery.com>
4281 Vladimir Prus <vladimir@codesourcery.com>
4283 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
4284 (arm_compute_save_reg0_reg12_mask): Always
4285 check if register 11 must be saved. Always safe hard frame pointer
4286 when frame_pointer_needeed.
4287 (arm_compute_save_reg_mask): Save IP and PC
4288 only with apcs frames.
4289 (arm_output_epilogue): Adjust Thumb2 codepath to
4290 be also invoked and work for ARM non-apcs frames.
4291 (arm_expand_prologue): Don't bother saving IP
4292 for non-apcs frame, since it's not clobbered by
4293 prologue code. Implement non-apcs frame
4296 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
4298 PR rtl-optimization/35281
4299 * expr.c (convert_move): Use a new pseudo for the intermediate
4300 from_mode->word_mode result.
4302 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
4304 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
4305 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
4306 * toplev.c (compile_file): Don't call it.
4308 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
4311 * expr.c (store_expr): Call emit_block_move if the mode
4312 of "temp" RTX is BLKmode.
4314 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
4315 Richard Guenther <rguenther@suse.de>
4317 PR tree-optimization/31358
4318 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
4319 the step with a NULL_TREE.
4320 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
4321 to sizetype if type is a pointer type.
4322 (add_candidate_1): Don't convert the base and step to
4323 the generic type if the orginal type is a pointer type.
4324 (add_iv_value_candidates): Use sizetype for the step
4325 if type is a pointer type.
4326 (cand_value_at): Likewise.
4327 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
4329 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
4330 Don't convert the tem affine to the type.
4331 (add_elt_to_tree): Use sizetype for the step if a pointer.
4332 Use POINTER_PLUS_EXPR for pointers.
4333 (aff_combination_to_tree): Use sizetype for the step if a
4336 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
4338 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
4339 Remove commutativity hint.
4341 2008-03-10 Jakub Jelinek <jakub@redhat.com>
4345 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
4346 errorneous type. Check that v is a VAR_DECL.
4349 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
4351 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
4353 PR tree-optimization/35494
4354 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
4355 may be overriden at link and run time.
4357 2008-03-10 Richard Guenther <rguenther@suse.de>
4359 PR tree-optimization/34677
4360 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
4361 (poolify_tree): Likewise.
4362 (modify_expr_template): Likewise.
4363 (poolify_modify_stmt): Likewise.
4364 (insert_fake_stores): Handle all component-ref style stores
4365 in addition to INDIRECT_REF. Also handle complex types.
4366 Do not poolify the inserted load.
4367 (realify_fake_stores): Do not rebuild the tree but only
4368 make it a SSA_NAME copy.
4369 (init_pre): Remove initialzation of modify_expr_template.
4370 Do not allocate modify_expr_node_pool.
4371 (fini_pre): Do not free modify_expr_node_pool.
4373 2008-03-10 Paul Brook <paul@codesourcery.com>
4375 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
4378 2008-03-10 Paul Brook <paul@codesourcery.com>
4379 Mark Shinwell <shinwell@codesourcery.com>
4381 * config/arm/cortex-r4.md: New.
4382 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
4384 * config/arm/arm.md: Include cortex-r4.md.
4385 (insn): Add smmls, sdiv and udiv values.
4386 (generic_sched): Don't use generic scheduling for Cortex-R4.
4387 (arm_issue_rate): New function.
4388 (TARGET_SCHED_ISSUE_RATE): Define.
4390 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
4392 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
4394 2008-03-10 Richard Guenther <rguenther@suse.de>
4396 * tree-ssa-pre.c (get_sccvn_value): Simplify.
4397 (compute_avail): Do not add stmt uses to AVAIL_OUT.
4399 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
4401 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
4402 Set default to true.
4404 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4406 * c.opt (Wsynth): Deprecate.
4407 * doc/invoke.texi (Option Summary, Warning Options): Document
4408 -Wno-format-contains-nul.
4410 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
4413 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
4414 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
4416 2008-03-09 Ira Rosen <irar@il.ibm.com>
4418 * config/rs6000/rs6000.c (builtin_description): Rename vector
4419 left shift operations.
4420 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
4421 (altivec_vsl<VI_char>): Rename to ...
4422 (ashl<mode>3): ... new name.
4423 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
4425 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
4427 2008-03-08 Richard Guenther <rguenther@suse.de>
4429 * coverage.h (tree_coverage_counter_addr): Declare.
4430 * coverage.c (tree_coverage_counter_addr): New function.
4431 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
4433 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
4434 (tree_gen_one_value_profiler): Likewise.
4435 (tree_gen_ic_profiler): Likewise.
4436 (tree_gen_average_profiler): Likewise.
4437 (tree_gen_ior_profiler): Likewise.
4439 2008-03-08 Richard Guenther <rguenther@suse.de>
4441 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
4442 (vn_binary_op_insert): Likewise.
4443 (vn_unary_op_lookup): Likewise.
4444 (vn_unary_op_insert): Likewise.
4445 (vn_nary_op_lookup): Declare.
4446 (vn_nary_op_insert): Likewise.
4447 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
4448 and binary hashes, use a single obstack for unary_op_pool
4450 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
4451 a single struct vn_nary_op_s. Store tree code length and
4452 a variable number of operands.
4453 (struct vn_reference_op_struct): Remove unused op2.
4454 (vn_reference_op_eq): Do not compare op2.
4455 (vn_reference_op_compute_hash): Do not compute hash of op2.
4456 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
4457 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
4458 with vn_nary_op_compute_hash.
4459 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
4460 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
4462 (vn_unary_op_insert, vn_binary_op_insert): Replace with
4464 (visit_unary_op): Call nary functions.
4465 (visit_binary_op): Likewise.
4466 (process_scc): Adjust for struct vn_tables_s changes.
4467 (allocate_vn_table): Likewise.
4468 (free_vn_table): Likewise.
4469 * tree-vn.c (vn_add): Call nary functions.
4470 (vn_lookup): Likewise.
4472 2008-03-08 Jakub Jelinek <jakub@redhat.com>
4475 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
4476 wdst back after sync_compare_and_swapqhi_internal.
4478 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
4481 * config/i386/i386-modes.def (V1DI): New vector mode.
4482 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
4483 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
4484 (MMXMODE248): Ditto.
4485 (MMXMODE): Add V1DI mode.
4486 (mmxvecsize): Change DI mode to V1DI mode.
4487 ("mov<mode>): Use MMXMODEI8 mode iterator.
4488 ("*mov<mode>_internal_rex64"): Ditto.
4489 ("*mov<mode>_internal"): Ditto.
4490 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
4491 ("mmx_sub<mode>3"): Ditto.
4492 ("mmx_adddi3"): Remove insn pattern.
4493 ("mmx_subdi3"): Ditto.
4494 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
4495 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
4496 ("mmx_ashl<mode>3"): Ditto.
4497 ("mmx_lshrdi3"): Remove insn pattern.
4498 ("mmx_ashldi3"): Ditto.
4499 * config/i386/i386.c (classify_argument): Handle V1DImode.
4500 (function_arg_advance_32): Ditto.
4501 (function_arg_32): Ditto.
4502 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
4503 mmx_addv1di3 insn pattern.
4504 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
4505 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
4506 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
4507 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
4508 Remove definitions of built-in functions.
4509 (V1DI_type_node): New node.
4510 (v1di_ftype_v1di_int): Ditto.
4511 (v1di_ftype_v1di_v1di): Ditto.
4512 (v2si_ftype_v2si_si): Ditto.
4513 (v4hi_ftype_v4hi_di): Remove node.
4514 (v2si_ftype_v2si_di): Ditto.
4515 (ix86_init_mmx_sse_builtins): Handle V1DImode.
4516 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
4517 Redefine builtins using def_builtin_const with *_ftype_*_int node.
4518 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
4519 Add new builtins using def_builtin_const.
4520 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
4521 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
4522 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
4523 * config/i386/mmintrin.h (__v1di): New typedef.
4524 (_mm_add_si64): Cast arguments to __v1di type.
4525 (_mm_sub_si64): Ditto.
4526 (_mm_sll_pi16): Cast __count to __v4hi type.
4527 (_mm_sll_pi32): Cast __count to __v2si type.
4528 (_mm_sll_si64): Cast arguments to __v1di type.
4529 (_mm_srl_pi16): Cast __count to __v4hi type.
4530 (_mm_srl_pi32): Cast __count to __v2si type.
4531 (_mm_srl_si64): Cast arguments to __v1di type.
4532 (_mm_sra_pi16): Cast __count to __v4hi type.
4533 (_mm_sra_pi32): Cast __count to __v2si type.
4534 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
4535 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
4536 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
4537 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
4538 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
4539 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
4540 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
4541 (_mm_srai_pi32): Use __builtin_ia32_psradi.
4542 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
4543 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
4544 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
4545 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
4547 2008-03-07 Joseph Myers <joseph@codesourcery.com>
4549 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
4551 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
4554 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
4555 reg+const addressing for Altivec modes. Don't generate reg+reg
4556 addressing for TFmode or TDmode quantities.
4558 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
4560 * c-common.c (vector_types_convertible_p): Call langhook
4561 instead of comptypes.
4563 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4566 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
4567 integral and scalar float variables which have a
4570 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
4572 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
4573 dwarf_register_span hook when emitting unwind information for
4574 register-to-memory saves.
4575 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
4576 (rs6000_frame_related): Remove call to spe_synthesize_frame.
4578 2008-03-06 Jakub Jelinek <jakub@redhat.com>
4580 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
4581 for the same VAR_DECL.
4583 2008-03-06 Tom Tromey <tromey@redhat.com>
4586 * doc/standards.texi (Standards): Don't mention treelang.
4587 * doc/invoke.texi (Overall Options): Don't mention treelang.
4588 * doc/install.texi (Prerequisites): Don't mention bison or
4590 (Configuration): Don't mention treelang.
4591 (Building): Likewise.
4592 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
4594 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
4596 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
4597 word-extractions out of a multi-word object.
4599 2008-03-06 Richard Guenther <rguenther@suse.de>
4601 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
4602 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
4603 result type and precision.
4604 * expr.c (get_inner_reference): Set unsignedp based on the result
4605 type of BIT_FIELD_REF.
4606 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
4607 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
4608 (try_instantiate_multiple_fields): Likewise. Use the correct type
4610 (sra_build_assignment): Likewise.
4611 (sra_build_elt_assignment): Likewise.
4612 (sra_explode_bitfield_assignment): Likewise.
4613 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
4614 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
4615 set BIT_FIELD_REF_UNSIGNED.
4616 (vectorizable_load): Likewise.
4618 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
4620 * cse.c (cse_extended_basic_block): Invalidate artificial defs
4623 2008-03-06 Richard Guenther <rguenther@suse.de>
4625 * alias.c (struct alias_set_entry): Move has_zero_child field
4626 to pack with alias_set.
4628 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4630 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4633 2008-03-05 Ian Lance Taylor <iant@google.com>
4635 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
4637 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
4639 * fwprop.c (update_df): Support width and offset parameters of
4641 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
4642 global_conflicts): Change DF_REF_EXTRACT to either
4643 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4644 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4645 * df-scan.c (df_ref_record, df_defs_record,
4646 df_ref_create_structure, df_def_record_1, df_uses_record,
4647 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
4648 df_bb_refs_collect, df_entry_block_defs_collect,
4649 df_exit_block_uses_collect): Support new width and offset fields.
4650 (ref_extract_pool): New storage pool.
4651 (df_free_ref): New function.
4652 (df_reg_chain_unlink, df_free_collection_rec,
4653 df_sort_and_compress_refs): Call df_free_ref.
4654 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
4656 (df_ref_create_structure): Allocate df_ref_extract if offset and
4657 width fields are used.
4658 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
4659 (df_uses_record): Get offset and width from ZERO_EXTRACT
4661 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
4662 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4663 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4664 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
4665 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
4666 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
4667 (df_ref_extract): New structure.
4668 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
4669 (df_ref_create): Add width and offset parameters.
4671 2008-03-05 Richard Guenther <rguenther@suse.de>
4673 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4674 Use ranges_overlap_p.
4675 (offset_overlaps_with_access): Rename
4676 to ranges_overlap_p and move ...
4677 * tree-flow-inline.h (ranges_overlap_p): ... here.
4679 * tree.h (get_inner_reference, handled_component_p): Update
4682 * tree.h (record_component_aliases, get_alias_set,
4683 alias_sets_conflict_p, alias_sets_must_conflict_p,
4684 objects_must_conflict_p): Move declarations ...
4685 * alias.h (record_component_aliases, get_alias_set,
4686 alias_sets_conflict_p, alias_sets_must_conflict_p,
4687 objects_must_conflict_p): ... here.
4688 Include coretypes.h.
4689 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
4691 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
4693 * cfg.c: Include tree-flow.h.
4694 (remove_edge_raw): Call redirect_edge_var_map_clear.
4695 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
4696 * tree-flow-inline.h (redirect_edge_var_map_def): New.
4697 (redirect_edge_var_map_result): New.
4698 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
4699 PENDING_STMT use with redirect_edge_var_map_*.
4700 * tree-ssa.c (edge_var_maps): New definition.
4701 (redirect_edge_var_map_add): New.
4702 (redirect_edge_var_map_clear): New.
4703 (redirect_edge_var_map_dup): New.
4704 (redirect_edge_var_map_vector): New.
4705 (redirect_edge_var_map_destroy): New.
4706 (ssa_redirect_edge): Replace PENDING_STMT use with
4707 redirect_edge_var_map_*.
4708 (flush_pending_stmts): Same.
4709 (delete_tree_ssa): Destroy edge var map.
4710 * tree-flow.h (struct _edge_var_map): New.
4711 Define edge_var_map vector type.
4712 Declare redirect_edge_var_map_* prototypes.
4713 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
4714 * tree-cfg.c (reinstall_phi_args): Replace
4715 PENDING_STMT use with redirect_edge_var_map_*.
4717 2008-03-05 Richard Guenther <rguenther@suse.de>
4719 PR tree-optimization/35472
4720 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
4721 whose single use_stmt has a overlapping set of loaded and
4722 stored symbols as that use_stmt might be a noop assignment then.
4724 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
4726 * gthr-rtems.h: Implement __gthread_mutex_destroy.
4728 2008-03-05 Richard Guenther <rguenther@suse.de>
4731 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
4732 should be constants.
4733 * tree-cfg.c (verify_expr): Verify it.
4734 * fold-const.c (fold_truthop): Remove code generating
4735 BIT_FIELD_REFs of structure bases.
4736 (fold_binary): Likewise.
4737 (fold_ternary): Position and size of BIT_FIELD_REFs are
4738 always host integers.
4739 (make_bit_field_ref): Remove.
4740 (optimize_bit_field_compare): Remove.
4741 (all_ones_mask_p): Remove.
4743 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
4746 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
4747 (split_block_and_df_analyze): New. Split basic block and rebuild
4749 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
4751 (split_pattern_seq): Likewise.
4752 (erase_matching_seqs): Likewise.
4753 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
4755 2008-03-04 Geoff Keating <geoffk@apple.com>
4757 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
4758 declaration and code.
4759 (tree_invalid_nonnegative_warnv_p): Likewise.
4761 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
4763 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
4764 examples. Truncate option-names then causing overfull hbox.
4766 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4769 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
4771 * configure: Rebuilt.
4773 2008-03-04 Rafael Espindola <espindola@google.com>
4775 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
4776 (tree_unary_nonnegative_warnv_p): New.
4777 (tree_binary_nonnegative_warnv_p): New.
4778 (tree_single_nonnegative_warnv_p): New.
4779 (tree_invalid_nonnegative_warnv_p): New.
4780 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
4782 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4785 * opts.c (handle_option): Postpone 'unknown option' errors only for
4788 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
4791 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
4794 2008-03-04 Rafael Espindola <espindola@google.com>
4796 * fold-const.c (tree_unary_nonzero_warnv_p): New.
4797 (tree_binary_nonzero_warnv_p): New.
4798 (tree_single_nonzero_warnv_p): New.
4799 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
4801 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
4804 * fold-const.c (fold_cond_expr_with_comparison): Prevent
4805 transformations for modes that have signed zeros.
4806 * ifcvt.c (noce_try_abs): Ditto.
4808 2008-03-04 Joseph Myers <joseph@codesourcery.com>
4810 * config/i386/i386.c (override_options): Force
4811 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
4813 2008-03-04 Jan Hubicka <jh@suse.cz>
4816 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
4819 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4821 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
4822 label to probe the stack.
4824 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
4826 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
4827 (__gthr_win32_mutex_destroy): Declare.
4828 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
4829 __gthr_win32_mutex_destroy.
4830 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
4832 2008-03-03 Jan Hubicka <jh@suse.cz>
4835 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
4836 aggressive on inlining cold calls.
4838 2008-03-03 Richard Guenther <rguenther@suse.de>
4840 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
4841 struct copies into the expression table.
4842 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
4843 (try_to_simplify): Likewise.
4844 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
4845 integral and pointer arguments which do not change the
4846 precision to NOP_EXPRs.
4847 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
4848 VIEW_CONVERT_EXPR case.
4850 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
4852 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
4853 defined in a loop at depth 0 is invariant.
4854 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4855 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
4856 be called at loop depth 0.
4858 2008-03-02 Jakub Jelinek <jakub@redhat.com>
4861 * gcc.c (process_command): Update copyright notice dates.
4862 * gcov.c (print_version): Likewise.
4863 * gcov-dump.c (print_version): Likewise.
4864 * mips-tfile.c (main): Likewise.
4865 * mips-tdump.c (main): Likewise.
4867 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4870 * c-common.c (flag_permissive): Delete.
4871 (constant_expression_warnings): Check flags first.
4872 (constant_expression_error): New.
4873 * c-common.h (flag_permissive): Delete.
4874 (constant_expression_error): Declare.
4875 * flags.h (flag_permissive): Declare. Update description.
4876 * diagnostic.c (pedwarn): Update.
4878 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
4879 (permissive_error_kind): New.
4880 * toplev.c (flag_permissive): Define. Update description.
4881 * toplev.h (permissive_error_kind): Declare.
4882 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
4883 (pedwarn_c90): Use pedantic_warning_kind.
4884 * c-opts.c (c_common_post_options): flag_permissive does not affect
4885 flag_pedantic_errors.
4887 2008-03-02 Joseph Myers <joseph@codesourcery.com>
4889 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
4890 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
4891 __absvsi2, __absvDI2): Use unsigned arithmetic.
4893 2008-03-02 Andi Kleen <ak@suse.de>
4894 Richard Guenther <rguenther@suse.de>
4896 * struct-equiv.c: Remove file.
4897 * cfg_cleanup.c (condjump_equiv_p): Remove.
4898 * Makefile.in (OBJS-common): Remove struct-equiv.o.
4899 (struct-equiv.o): Remove rule.
4900 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
4901 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
4902 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
4904 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4906 * ifcvt.c (noce_process_if_block): Try to handle only the then
4907 block if the else block exists but isn't suitable.
4909 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4912 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
4913 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
4914 regression from previous patch.
4916 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
4919 * gthr.h: Add __gthread_mutex_destroy as a function that must be
4921 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
4922 * gthr-single.h (__gthread_mutex_destroy): Likewise.
4923 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
4924 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
4925 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
4926 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
4927 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
4928 (__gthread_mutex_destroy_function): Rename to
4929 __gthread_mutex_destroy.
4930 * gthr-dce.h (__gthread_mutex_destroy): Call
4931 pthread_mutex_destroy.
4932 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
4933 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
4934 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
4936 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4938 * df-scan.c (df_ref_chain_change_bb): Simplify.
4939 (df_insn_change_bb): Add new_bb argument. Simplify. Call
4940 set_block_for_insn if there's any change.
4941 * df.h ((df_insn_change_bb): Fix prototype.
4942 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
4943 df_insn_change_bb, don't call set_block_for_insn.
4944 * emit-rtl.c (reorder_insns): Likewise.
4945 * haifa-sched.c (move_insn): Likewise.
4947 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4949 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
4951 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
4953 * tree-flow-inline.h (next_readonly_imm_use): Return
4954 NULL_USE_OPERAND_P after the end.
4956 2008-03-01 Richard Guenther <rguenther@suse.de>
4958 PR tree-optimization/35411
4959 * tree-sra.c (sra_build_assignment): Split conversion to
4960 final type to a separate statement if we are not assigning
4963 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
4965 * fold-const.c (fold_convertible_p): Correct the logic to follow
4966 that in fold_convert().
4968 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
4971 * tree-inline.c (build_duplicate_type): When we make a
4972 duplicate type, make it unique in the canonical types system.
4974 2008-02-29 Tom Tromey <tromey@redhat.com>
4976 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
4977 input_file_stack_history, input_file_stack_restored): Remove.
4978 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4979 * input.h (struct file_stack): Remove.
4980 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
4981 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
4983 * diagnostic.h (struct diagnostic_context) <last_module>: Change
4985 (diagnostic_last_module_changed): Add 'map' argument.
4986 (diagnostic_set_last_function): Likewise.
4987 * diagnostic.c (undiagnostic_report_current_module): Iterate using
4988 line map, not input_file_stack.
4989 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
4991 2008-02-29 Paul Brook <paul@codesourcery.com>
4993 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
4995 2008-02-29 Paul Brook <paul@codesourcery.com>
4997 * config/arm/ieee754-df.S (muldf3): Use RET macros.
4999 2008-02-29 Richard Guenther <rguenther@suse.de>
5001 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
5003 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
5004 value for comparing for a store match.
5005 (simplify_unary_expression): Do nothing for SSA_NAMEs.
5006 (try_to_simplify): Do not do a full-blown reference lookup.
5008 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
5010 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
5011 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5013 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
5015 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
5017 * tree-loop-linear.c (try_interchange_loops): Compare memory access
5018 strides against cache sizes.
5020 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
5022 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
5025 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
5027 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
5028 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
5029 is smaller than the original promoted value.
5030 (simplify_subreg): If OP is a SUBREG, try to preserve its
5031 SUBREG_PROMOTED_VAR_P information.
5033 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
5035 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
5036 (VN_INFO_GET): Allocate new objects on the obstack.
5037 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
5038 for rpo_numbers_temp, for consistency.
5039 (free_scc_vn): Free the obstack.
5041 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
5043 * doc/invoke.texi: Document -ftree-loop-distribution.
5044 * tree-loop-distribution.c: New.
5045 * tree-pass.h (pass_loop_distribution): New.
5046 * graphds.h (struct graph): Add htab_t indices.
5047 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
5048 * tree-vectorizer.c (rename_variables_in_loop): Extern.
5049 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
5050 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
5051 * tree-data-ref.c (debug_data_dependence_relations): New.
5052 (dump_data_dependence_relation): Also print data references.
5053 (free_data_ref): Extern.
5054 (same_access_functions): Moved...
5055 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
5056 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5057 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
5058 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
5059 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
5060 (stmts_from_loop): Skip LABEL_EXPR.
5061 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
5063 (build_rdg): Initialize rdg->indices htab.
5064 (free_rdg, stores_from_loop, ref_base_address,
5065 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
5066 have_similar_memory_accesses_1, ref_base_address_1,
5067 remove_similar_memory_refs): New.
5068 * tree-data-ref.h: Depend on tree-chrec.h.
5069 (debug_data_dependence_relations, free_data_ref): Declared.
5070 (same_access_functions): ... here.
5071 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
5073 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
5074 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
5075 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
5076 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5077 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
5078 rdg_vertex_for_stmt): Declared.
5079 (struct rdg_edge): Add level.
5081 (free_rdg, stores_from_loop, remove_similar_memory_refs,
5082 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
5084 (rdg_has_similar_memory_accesses): New.
5085 * tree-vect-analyze.c: Remove unused static decls.
5086 * lambda.h (dependence_level): New.
5087 * common.opt (ftree-loop-distribution): New.
5088 * tree-flow.h (mark_virtual_ops_in_bb,
5089 slpeel_tree_duplicate_loop_to_edge_cfg,
5090 rename_variables_in_loop): Declared.
5091 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
5092 (OBJS-common): Add tree-loop-distribution.o.
5093 (tree-loop-distribution.o): New rule.
5094 * tree-cfg.c (mark_virtual_ops_in_bb): New.
5095 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
5096 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
5098 2008-02-28 Joseph Myers <joseph@codesourcery.com>
5101 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
5102 other than structures and unions.
5104 2008-02-28 Richard Guenther <rguenther@suse.de>
5107 2008-02-26 Richard Guenther <rguenther@suse.de>
5109 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5110 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5111 (lookup_decl_from_uid): Declare.
5112 (remove_decl_from_map): Likewise.
5113 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5114 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5115 (decl_for_uid_map): New global hashtable mapping DECL_UID
5117 (init_ttree): Allocate it.
5118 (insert_decl_to_uid_decl_map): New helper function.
5119 (make_node_stat): Insert new decls into the map.
5120 (copy_node_stat): Likewise.
5121 (lookup_decl_from_uid): New function.
5122 (remove_decl_from_map): Likewise.
5123 (print_decl_for_uid_map_statistics): New helper.
5124 (dump_tree_statistics): Call it.
5126 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5127 (referenced_var_iterator): Adjust.
5128 (FOR_EACH_REFERENCED_VAR): Adjust.
5129 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5130 (num_referenced_vars): Adjust.
5131 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5132 (first_referenced_var): Remove.
5133 (end_referenced_vars_p): Likewise.
5134 (next_referenced_var): Likewise.
5135 (referenced_var_iterator_set): New helper function.
5136 * tree-dfa.c (referenced_var_lookup): Adjust.
5137 (referenced_var_check_and_insert): Likewise.
5138 (remove_referenced_var): Likewise.
5139 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5140 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5141 (verify_call_clobbering): Likewise.
5142 (verify_memory_partitions): Likewise.
5143 (init_tree_ssa): Allocate bitmap instead of hashtable for
5145 (delete_tree_ssa): Adjust.
5146 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5147 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5148 (compute_tag_properties): Likewise.
5149 (set_initial_properties): Likewise.
5150 (find_partition_for): Likewise.
5151 (update_reference_counts): Likewise.
5152 (dump_may_aliases_for): Likewise.
5153 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5154 (add_call_clobber_ops): Likewise.
5155 (add_call_read_ops): Likewise.
5156 (get_asm_expr_operands): Likewise.
5157 * tree-into-ssa.c (dump_decl_set): Likewise.
5158 (update_ssa): Likewise.
5159 * tree-sra.c (scan_function): Likewise.
5160 (decide_instantiations): Likewise.
5161 (scalarize_parms): Likewise.
5162 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5163 (dsa_named_for): Likewise.
5164 * tree-ssa-structalias.c (update_alias_info): Likewise.
5165 (merge_smts_into): Likewise.
5167 2008-02-27 David Daney <ddaney@avtrex.com>
5170 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
5171 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
5172 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
5173 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
5174 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
5176 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
5179 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
5180 (BUILT_IN_NEXTTOWARD): Remove.
5181 (BUILT_IN_NEXTTOWARDF): Ditto.
5182 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
5183 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
5185 2008-02-27 Tom Tromey <tromey@redhat.com>
5187 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
5188 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
5190 2008-02-27 Jan Beulich <jbeulich@novell.com>
5192 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
5193 update the respective field on newdecl.
5195 2008-02-27 Revital Eres <eres@il.ibm.com>
5197 PR rtl-optimization/34999
5198 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
5199 crossing edges that ends with a call insn.
5200 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
5201 call insn and clear the EDGE_CROSSING flag of the crossing edge
5202 when fixing fallthru edges.
5204 2008-02-27 Richard Guenther <rguenther@suse.de>
5207 * fold-const.c (fold_unary): Return the correct argument,
5208 converted to the result type.
5210 2008-02-27 Richard Guenther <rguenther@suse.de>
5213 * expr.c (expand_expr_real_1): Assert on rotates that operate
5215 * fold-const.c (fold_binary): Use the types precision, not the
5216 bitsize of the mode if folding rotate expressions. Build rotates
5217 only for full modes.
5219 2008-02-27 Jakub Jelinek <jakub@redhat.com>
5221 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
5223 * c-pragma.c (pragma_ns_name): New typedef.
5224 (registered_pp_pragmas): New variable.
5225 (c_pp_lookup_pragma): New function.
5226 (c_register_pragma_1): If flag_preprocess_only, do nothing
5227 for non-expanded pragmas, for expanded ones push pragma's
5228 namespace and name into registered_pp_pragmas vector.
5229 (c_invoke_pragma_handler): Register OpenMP pragmas even when
5230 flag_preprocess_only, don't register GCC pch_preprocess
5231 pragma if flag_preprocess_only.
5232 * c-opts.c (c_common_init): Call init_pragma even if
5233 flag_preprocess_only.
5234 * c-pragma.c (c_pp_lookup_pragma): New prototype.
5235 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
5236 cpp_register_pragma if flag_preprocess_only.
5238 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5241 * c-parser.c (c_parser_translation_unit): Warn for empty
5242 translation unit, not empty source file.
5244 2008-02-26 Paul Brook <paul@codesourcery.com>
5246 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
5247 operand for Thumb-2.
5248 * config/arm/arm.h (reg_class): Add CORE_REGS.
5249 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
5250 (BASE_REG_CLASS): Use CORE_REGS.
5251 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
5252 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
5253 (REGNO_OK_FOR_INDEX_P): Exclude SP.
5254 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
5255 ARM_REGNO_OK_FOR_INDEX_P.
5256 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
5257 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
5258 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
5259 (ldm/stm peepholes): Ditto.
5260 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
5261 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
5262 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
5263 * config/arm/constraints.md: Enable "k" constraint on ARM.
5265 2008-02-27 Ben Elliston <bje@au.ibm.com>
5267 * config/rs6000/rs6000.c: Annotate cache line size field in all
5268 instances of struct processor_costs.
5270 2008-02-26 David Edelsohn <edelsohn@gnu.org>
5272 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
5273 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
5274 jump_bypass): New counters.
5275 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
5276 * dce.c (gate_ud_dce): Same.
5277 (gate_fast_dce): Same.
5278 * dse.c (gate_dse1): New function.
5279 (gate_dse2): New function.
5280 (gate_dse): Merge results of new gate functions.
5281 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
5282 (gate_handle_jump_bypass): Add dbg_cnt.
5283 (gate_handle_gcse): Add dbg_cnt.
5284 * ifcvt.c (gate_handle_if_conversion): Same.
5285 (gate_handle_if_after_combine): Same.
5286 (gate_handle_if_after_reload): Same.
5287 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
5289 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
5291 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
5293 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
5295 2008-02-26 Jason Merrill <jason@redhat.com>
5298 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
5299 alone if it's the naming decl for the type's main variant.
5301 2008-02-26 Tom Tromey <tromey@redhat.com>
5303 * system.h (USE_MAPPED_LOCATION): Poison.
5304 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
5305 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
5306 (make_goto_expr_edges): Likewise.
5307 (remove_bb): Likewise.
5308 (execute_warn_function_return): Likewise.
5309 * basic-block.h (struct edge_def) <goto_locus>: Change type to
5311 * c-common.c (fname_decl): Remove old location code.
5312 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
5314 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
5316 (ASM_INPUT_SOURCE_LOCATION): Likewise.
5317 (gen_rtx_ASM_INPUT): Likewise.
5318 (gen_rtx_ASM_INPUT_loc): Likewise.
5319 (get_rtx_asm_OPERANDS): Remove.
5320 * cfglayout.c (insn_locators_alloc): Remove old location code.
5321 (set_curr_insn_source_location): Likewise.
5322 (curr_insn_locator): Likewise.
5323 * print-tree.c (print_node): Remove old location code.
5324 * tree-mudflap.c (mf_varname_tree): Remove old location code.
5325 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
5326 * cfgexpand.c (expand_gimple_cond_expr): Don't use
5327 location_from_locus.
5328 (construct_exit_block): Remove old location code.
5329 * emit-rtl.c (force_next_line_note): Remove old location code.
5330 * profile.c (branch_prob): Remove old location code.
5331 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
5332 LOC_LINE): Remove old-location variants.
5333 * langhooks.c (lhd_print_error_function): Remove old location
5335 * configure, config.in: Rebuilt.
5336 * configure.ac (--enable-mapped-location): Remove.
5337 * c-decl.c (c_init_decl_processing): Remove old location code.
5338 (finish_function): Likewise.
5339 * recog.c (decode_asm_operands): Remove old location code.
5340 * c-pch.c (c_common_read_pch): Remove old location code.
5341 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
5343 * gimple-low.c (lower_function_body): Remove old location code.
5344 * toplev.c (unknown_location): Remove.
5345 (push_srcloc): Remove old-location variant.
5346 (process_options): Remove old location code.
5347 (lang_dependent_init): Likewise.
5348 * input.h (UNKNOWN_LOCATION): Move definition.
5349 (location_t): Undeprecate.
5350 (source_locus): Remove.
5351 (location_from_locus): Remove.
5352 (struct location_s): Remove.
5353 Remove all old-location code.
5354 (input_line, input_filename): Remove.
5355 * final.c (final_scan_insn): Remove old location code.
5356 * diagnostic.c (diagnostic_build_prefix): Remove
5357 USE_MAPPED_LOCATION test.
5358 * tree.h (gimple_stmt) <locus>: Now a location_t.
5359 (tree_exp) <locus>: Likewise.
5360 (DECL_IS_BUILTIN): Remove old-location variant.
5361 (annotate_with_file_line, annotate_with_locus): Likewise.
5362 (expr_locus, set_expr_locus): Update.
5363 * tree.c (build1_stat): Remove old location code.
5364 (last_annotated_node): Remove.
5365 (annotate_with_file_line): Remove old-location variant.
5366 (annotate_with_locus): Likewise.
5367 (expr_location): Remove old location code.
5368 (set_expr_location): Likewise.
5369 (expr_has_location): Likewise.
5370 (expr_locus): Likewise.
5371 (set_expr_locus): Likewise.
5372 (expr_filename): Don't use location_from_locus.
5373 (expr_lineno): Likewise.
5374 * rtl-error.c (location_for_asm): Remove old location code.
5375 * c-lex.c (cb_line_change): Remove old location code.
5376 (fe_file_change): Likewise.
5377 (cb_def_pragma): Likewise.
5378 (c_lex_with_flags): Likewise.
5379 * gengtype.c (do_typedef): Don't special-case location types.
5380 (define_location_structures): Remove.
5381 (main): Don't call define_location_structures.
5382 * tree-pretty-print.c (dump_implicit_edges): Remove old location
5385 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5388 * builtins.def (BUILT_IN_STDARG_START): Remove.
5389 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
5390 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
5391 * tree-inline.c (inline_forbidden_p_1): Likewise.
5393 2008-02-26 Richard Guenther <rguenther@suse.de>
5395 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5396 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5397 (lookup_decl_from_uid): Declare.
5398 (remove_decl_from_map): Likewise.
5399 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5400 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5401 (decl_for_uid_map): New global hashtable mapping DECL_UID
5403 (init_ttree): Allocate it.
5404 (insert_decl_to_uid_decl_map): New helper function.
5405 (make_node_stat): Insert new decls into the map.
5406 (copy_node_stat): Likewise.
5407 (lookup_decl_from_uid): New function.
5408 (remove_decl_from_map): Likewise.
5409 (print_decl_for_uid_map_statistics): New helper.
5410 (dump_tree_statistics): Call it.
5412 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5413 (referenced_var_iterator): Adjust.
5414 (FOR_EACH_REFERENCED_VAR): Adjust.
5415 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5416 (num_referenced_vars): Adjust.
5417 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5418 (first_referenced_var): Remove.
5419 (end_referenced_vars_p): Likewise.
5420 (next_referenced_var): Likewise.
5421 (referenced_var_iterator_set): New helper function.
5422 * tree-dfa.c (referenced_var_lookup): Adjust.
5423 (referenced_var_check_and_insert): Likewise.
5424 (remove_referenced_var): Likewise.
5425 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5426 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5427 (verify_call_clobbering): Likewise.
5428 (verify_memory_partitions): Likewise.
5429 (init_tree_ssa): Allocate bitmap instead of hashtable for
5431 (delete_tree_ssa): Adjust.
5432 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5433 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5434 (compute_tag_properties): Likewise.
5435 (set_initial_properties): Likewise.
5436 (find_partition_for): Likewise.
5437 (update_reference_counts): Likewise.
5438 (dump_may_aliases_for): Likewise.
5439 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5440 (add_call_clobber_ops): Likewise.
5441 (add_call_read_ops): Likewise.
5442 (get_asm_expr_operands): Likewise.
5443 * tree-into-ssa.c (dump_decl_set): Likewise.
5444 (update_ssa): Likewise.
5445 * tree-sra.c (scan_function): Likewise.
5446 (decide_instantiations): Likewise.
5447 (scalarize_parms): Likewise.
5448 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5449 (dsa_named_for): Likewise.
5450 * tree-ssa-structalias.c (update_alias_info): Likewise.
5451 (merge_smts_into): Likewise.
5453 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5456 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
5457 * c-opts.c (c_common_handle_option): Wall enables
5458 Wvolatile-register-var.
5459 * common.opt: Move Wvolatile-register-var to...
5462 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5464 * common.opt (Wlarger-than=): New.
5465 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
5467 * opts.c (common_handle_option): Handle -Wlarger-than=.
5468 * optc-gen.awk: Likewise.
5469 * opth-gen.awk: Likewise.
5470 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
5471 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5473 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5475 * c-common.c (match_case_to_enum_1): Add appropriate
5476 OPT_W* parameter to warning.
5477 (c_do_switch_warnings): Likewise.
5478 * c-typeck.c (warning_init): Add one more parameter following
5480 (push_init_level): Update call to warning_init.
5481 (pop_init_level): Likewise.
5482 (add_pending_init): Likewise.
5483 (output_init_element: Likewise.
5485 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5488 * toplev.c (toplev_main): If there are warnings or error, print
5489 errors for ignored options.
5490 * opts.c (ignored_options): New static variable.
5491 (postpone_unknown_option_error): New.
5492 (print_ignored_options): New.
5493 (handle_option): Postpone errors for unknown -Wno-* options.
5494 * opts.h (print_ignored_options): Declare.
5496 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
5498 * config/mips/mips.md (loadgp_blockage, blockage): Change type
5501 2008-02-25 Richard Guenther <rguenther@suse.de>
5504 2008-02-25 Richard Guenther <rguenther@suse.de>
5506 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5507 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5508 (lookup_decl_from_uid): Declare.
5509 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5510 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5511 (decl_for_uid_map): New global hashtable mapping DECL_UID
5513 (init_ttree): Allocate it.
5514 (insert_decl_to_uid_decl_map): New helper function.
5515 (make_node_stat): Insert new decls into the map.
5516 (copy_node_stat): Likewise.
5517 (lookup_decl_from_uid): New function.
5518 (print_decl_for_uid_map_statistics): New helper.
5519 (dump_tree_statistics): Call it.
5521 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5522 (referenced_var_iterator): Adjust.
5523 (FOR_EACH_REFERENCED_VAR): Adjust.
5524 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5525 (num_referenced_vars): Adjust.
5526 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5527 (first_referenced_var): Remove.
5528 (end_referenced_vars_p): Likewise.
5529 (next_referenced_var): Likewise.
5530 (referenced_var_iterator_set): New helper function.
5531 * tree-dfa.c (referenced_var_lookup): Adjust.
5532 (referenced_var_check_and_insert): Likewise.
5533 (remove_referenced_var): Likewise.
5534 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5535 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5536 (verify_call_clobbering): Likewise.
5537 (verify_memory_partitions): Likewise.
5538 (init_tree_ssa): Allocate bitmap instead of hashtable for
5540 (delete_tree_ssa): Adjust.
5541 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5542 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5543 (compute_tag_properties): Likewise.
5544 (set_initial_properties): Likewise.
5545 (find_partition_for): Likewise.
5546 (update_reference_counts): Likewise.
5547 (dump_may_aliases_for): Likewise.
5548 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5549 (add_call_clobber_ops): Likewise.
5550 (add_call_read_ops): Likewise.
5551 (get_asm_expr_operands): Likewise.
5552 * tree-into-ssa.c (dump_decl_set): Likewise.
5553 (update_ssa): Likewise.
5554 * tree-sra.c (scan_function): Likewise.
5555 (decide_instantiations): Likewise.
5556 (scalarize_parms): Likewise.
5557 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5558 (dsa_named_for): Likewise.
5559 * tree-ssa-structalias.c (update_alias_info): Likewise.
5560 (merge_smts_into): Likewise.
5562 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5565 * doc/invoke.texi (-fcx-limited-range): Document new option.
5566 * toplev.c (process_options): Handle -fcx-fortran-rules.
5567 * common.opt: Add documentation for -fcx-fortran-rules.
5569 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
5572 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
5573 actual behaviour and C99.
5575 2008-02-26 Ben Elliston <bje@au.ibm.com>
5577 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
5578 (ASM_CPU_POWER6_SPEC): Likewise.
5579 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
5580 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
5581 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
5583 2008-02-25 Richard Guenther <rguenther@suse.de>
5585 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
5586 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
5587 (lookup_decl_from_uid): Declare.
5588 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
5589 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
5590 (decl_for_uid_map): New global hashtable mapping DECL_UID
5592 (init_ttree): Allocate it.
5593 (insert_decl_to_uid_decl_map): New helper function.
5594 (make_node_stat): Insert new decls into the map.
5595 (copy_node_stat): Likewise.
5596 (lookup_decl_from_uid): New function.
5597 (print_decl_for_uid_map_statistics): New helper.
5598 (dump_tree_statistics): Call it.
5600 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
5601 (referenced_var_iterator): Adjust.
5602 (FOR_EACH_REFERENCED_VAR): Adjust.
5603 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
5604 (num_referenced_vars): Adjust.
5605 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
5606 (first_referenced_var): Remove.
5607 (end_referenced_vars_p): Likewise.
5608 (next_referenced_var): Likewise.
5609 (referenced_var_iterator_set): New helper function.
5610 * tree-dfa.c (referenced_var_lookup): Adjust.
5611 (referenced_var_check_and_insert): Likewise.
5612 (remove_referenced_var): Likewise.
5613 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
5614 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5615 (verify_call_clobbering): Likewise.
5616 (verify_memory_partitions): Likewise.
5617 (init_tree_ssa): Allocate bitmap instead of hashtable for
5619 (delete_tree_ssa): Adjust.
5620 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
5621 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
5622 (compute_tag_properties): Likewise.
5623 (set_initial_properties): Likewise.
5624 (find_partition_for): Likewise.
5625 (update_reference_counts): Likewise.
5626 (dump_may_aliases_for): Likewise.
5627 * tree-ssa-operands.c (add_virtual_operand): Likewise.
5628 (add_call_clobber_ops): Likewise.
5629 (add_call_read_ops): Likewise.
5630 (get_asm_expr_operands): Likewise.
5631 * tree-into-ssa.c (dump_decl_set): Likewise.
5632 (update_ssa): Likewise.
5633 * tree-sra.c (scan_function): Likewise.
5634 (decide_instantiations): Likewise.
5635 (scalarize_parms): Likewise.
5636 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
5637 (dsa_named_for): Likewise.
5638 * tree-ssa-structalias.c (update_alias_info): Likewise.
5639 (merge_smts_into): Likewise.
5641 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
5644 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
5645 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
5646 * alias.h (nonoverlapping_memrefs_p): Likewise.
5648 2008-02-25 Jan Beulich <jbeulich@novell.com>
5650 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
5651 * config/i386/netware-libgcc.exp: Add __bswap?i2,
5652 __emultls_get_address, __emultls_register_common,
5653 __floatundi?f, and _Unwind_GetIPInfo.
5654 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
5655 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
5656 (gen_regparm_prefix): Likewise.
5657 (i386_nlm_encode_section_info): Sync with
5658 config/i386/winnt.c:i386_pe_encode_section_info().
5659 (i386_nlm_maybe_mangle_decl_assembler_name): New.
5660 i386_nlm_mangle_decl_assembler_name): New.
5661 (netware_override_options): New.
5662 * config/i386/netware.h (netware_override_options): Declare.
5663 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
5664 (i386_nlm_mangle_decl_assembler_name): Declare.
5665 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
5667 2008-02-25 Ben Elliston <bje@au.ibm.com>
5670 * c-decl.c (grokdeclarator): Remove unused local variables
5671 `typedef_type' and `type_as_written'.
5673 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
5674 unused local variable `has_hot_blocks'.
5675 (fix_crossing_conditional_branches): Remove unused local variable
5678 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
5681 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
5682 using DEF_C99_BUILTIN.
5683 (BUILT_IN_NANF): Ditto.
5684 (BUILT_IN_NANL): Ditto.
5686 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
5687 Revital Eres <eres@il.ibm.com>
5689 * modulo-sched.c (calculate_must_precede_follow): Address TODO
5690 regarding the order of two dependent insns in the same row.
5692 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
5694 * stor-layout.c (layout_decl): Do not bump the alignment of a
5695 bit-field to more than byte alignment if it is packed.
5697 2008-02-24 David Edelsohn <edelsohn@gnu.org>
5699 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
5702 2008-02-24 Diego Novillo <dnovillo@google.com>
5704 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
5707 * tree-vrp.c (vrp_evaluate_conditional): With
5708 -Wtype-limits, emit a warning when comparing against a
5709 constant outside the natural range of OP0's type.
5710 * c.opt (Wtype-limits): Move ...
5711 * common.opt (Wtype-limits): ... here.
5713 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
5715 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
5716 * config/rs6000/e300c2c3.md: New file.
5717 * config/rs6000/rs6000.c (processor_costs): Add new costs for
5719 (rs6000_override_options): Add e300c2 and e300c3 cases to
5720 processor_target_table. Do not allow usage of Altivec or Spe
5721 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
5722 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
5723 * config/rs6000/rs6000.h (processor_type): Add
5724 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
5725 (ASM_CPU_SPEC): Add e300c2 and e300c3.
5726 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
5727 and ppce300c3. Include e300c2c3.md.
5729 2008-02-23 David Edelsohn <edelsohn@gnu.org>
5731 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
5732 instead of TARGET_STRICT_ALIGN.
5734 2008-02-23 Joseph Myers <joseph@codesourcery.com>
5736 * explow.c (memory_address): Assert that the generated address is
5739 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5742 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
5743 * config/darwin-ppc-ldouble-patch.def: New file.
5744 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
5745 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
5746 SUBTARGET_INIT_BUILTINS if defined.
5747 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
5750 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5753 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
5754 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
5756 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
5759 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
5760 file" warning condtional on -Winvalid-PCH.
5762 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5764 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
5766 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
5770 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
5771 prevent reload from using MMX registers.
5772 (*mov<mode>_internal): Ditto.
5773 (*movv2sf_internal_rex64): Ditto.
5774 (*movv2sf_internal): Ditto.
5776 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5778 PR documentation/31569
5779 * doc/install.texi2html: Use makeinfo --no-number-sections.
5781 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5783 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
5784 ensure that we can address an entire entity > 8 bytes. Don't
5785 generate reg+reg addressing for such data.
5787 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5789 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
5790 strings when optimizing for size, unless the target cares about
5793 2008-02-22 Tom Tromey <tromey@redhat.com>
5795 * regclass.c (current_pass): Remove declaration.
5797 2008-02-22 Anatoly Sokolov <aesok@post.ru>
5799 * config/avr/libgcc.S (__RAMPZ__): Define.
5800 (__do_copy_data): Add for devices with 128KB code memory.
5802 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
5804 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
5806 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
5808 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
5810 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
5813 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5816 * c-typeck.c (build_binary_op): Warn about floating point
5817 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
5819 2008-02-21 Janis Johnson <janis187@us.ibm.com>
5822 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
5823 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
5825 (rs6000_override_options): Set altivec_abi as default, not override,
5826 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
5827 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
5828 is used; use new member spe_abi.
5829 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
5830 spe_abi and altivec_abi.
5832 2008-02-22 Tomas Bily <tbily@suse.cz>
5834 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
5836 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5839 * config.build (build_file_translate): Set to `CMD //c' only if
5841 * Makefile.in (build_file_translate): Improve comment.
5843 2008-02-21 Jan Hubicka <jh@suse.cz>
5845 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
5846 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
5847 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
5849 2008-02-21 Michael Matz <matz@suse.de>
5852 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
5854 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
5856 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
5857 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
5859 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
5860 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
5861 SSE_VEC_FLOAT_MODE_P as insn constraint.
5862 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
5863 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
5864 sse4a_movntdf using MODEF mode iterator.
5865 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
5866 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
5867 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
5868 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
5869 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
5870 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
5871 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
5873 2008-02-21 Richard Guenther <rguenther@suse.de>
5875 * tree.def (PAREN_EXPR): New tree code.
5876 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
5878 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
5879 * expr.c (expand_expr_real_1): Likewise.
5880 * tree-inline.c (estimate_num_insns_1): Likewise.
5881 * tree-complex.c (expand_complex_move): Likewise.
5882 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
5885 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5888 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
5890 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
5893 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
5895 * config/sh/sh.c (find_barrier): Don't go past
5896 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
5898 2008-02-20 DJ Delorie <dj@redhat.com>
5900 * config/h8300/h8300.md (insv): Force source operand to be a register.
5902 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
5903 as a jump, not as a plain insn.
5905 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
5907 * doc/invoke.texi (Warning Options): Add new option
5908 -Wframe-larger-than=.
5909 (-Wframe-larger-than): Document.
5911 * flags.h (warn_frame_larger_than, frame_larger_than_size):
5912 Add declarations for new option variables.
5914 * final.c (final_start_function): Check the frame size
5915 before emission and issue a Wframe-larger-than warning.
5917 * opts.c (warn_frame_larger_than, frame_larger_than_size):
5918 Add definitions for new option variables.
5919 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
5921 * common.opt (Wframe-larger-than=): New option.
5923 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5925 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
5926 (<sse>_div<mode>3): Ditto.
5927 (<sse>_vmdiv<mode>3): Ditto.
5928 (<sse>_vmsqrt<mode>2): Ditto.
5929 (*smax<mode>3): Ditto.
5930 (sse5_frcz<mode>2): Ditto.
5931 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
5934 2008-02-20 Richard Guenther <rguenther@suse.de>
5937 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
5938 be happy with INTEGRAL_TYPE_P.
5940 2008-02-20 Richard Guenther <rguenther@suse.de>
5942 * fold-const.c (split_tree): Associate floatig-point expressions
5943 if flag_associative_math is set.
5945 2008-02-20 Richard Guenther <rguenther@suse.de>
5947 * tree.h (fold_real_zero_addition_p): Declare.
5948 * fold-const.c (fold_real_zero_addition_p): Export.
5949 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
5950 floating-point operations with zero and one.
5952 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
5954 * doc/install.texi: Correct references to CFLAGS, replacing them
5955 with BOOT_CFLAGS. Document flags used during bootstrap for
5958 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
5960 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
5961 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
5962 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
5964 (smin<mode>3): Ditto from similar patterns.
5965 (smax<mode>3): Ditto.
5966 (*ieee_smin<mode>3): Ditto.
5967 (*ieee_smax<mode>3): Ditto.
5968 * config/i386/sse.md (sse): New mode attribute.
5969 (mov<mode>): Macroize expander from movv4sf and movv2df using
5970 SSEMODEF2P mode iterator.
5971 (<sse>_movnt<mode>): Ditto from similar patterns. Use
5972 SSE_VEC_FLOAT_MODE_P as insn constraint.
5973 (storent<mode>): Ditto.
5974 (storent<mode>): Macroize expander from storentsf and storentdf using
5975 MODEF mode iterator.
5976 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
5977 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
5978 (abs<mode>2): Ditto from similar patterns.
5979 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
5980 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
5981 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
5982 (<sse>_vmsqrt<mode>2): Ditto.
5983 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
5984 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
5985 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
5986 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
5987 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
5988 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
5989 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
5991 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
5992 iterator and SSE_FLOAT_MODE_P as insn constraint.
5993 (<sse>_ucomi): Ditto from similar patterns.
5994 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
5995 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
5996 SSE_VEC_FLOAT_MODE_P as insn constraint.
5997 (vcond<mode>): Ditto from similar patterns.
5998 (and<mode>3, *and<mode>3): Ditto.
5999 (<sse>_nand<mode>3): Ditto.
6000 (ior<mode>3, *ior<mode>3): Ditto.
6001 (xor<mode>3, *xor<mode>3): Ditto.
6002 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
6003 iterator and SSE_FLOAT_MODE_P as insn constraint.
6004 (*nand<mode>3): Ditto from similar patterns.
6005 (*ior<mode>3): Ditto.
6006 (*xor<mode>3): Ditto.
6008 2008-02-20 Ira Rosen <irar@il.ibm.com>
6010 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
6011 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
6012 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
6014 2008-02-19 Jan Hubicka <jh@suse.cz>
6016 * predict.c (tree_bb_level_predictions): Remove variable next
6017 mistakely introduced by previous commit.
6019 2008-02-19 Jan Hubicka <jh@suse.cz>
6021 * predict.c (predict_paths_leading_to): Rewrite.
6022 (predict_paths_for_bb): New.
6023 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
6025 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6028 * Makefile.in (build_file_translate): New.
6029 (gcc-vers.texi): Use it for translating $(abs_srcdir).
6030 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
6031 * configure.ac (build_file_translate): Substitute it.
6032 * configure: Regenerate.
6034 2008-02-19 Jan Hubicka <jh@suse.cz>
6036 PR rtl-optimization/34408
6037 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
6040 2008-02-19 Jan Hubicka <jh@suse.cz>
6043 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
6046 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
6049 * config/i386/i386-modes.def: Revert the last DI alignment
6050 change until Ada people can look into it.
6052 2008-02-19 Nick Clifton <nickc@redhat.com>
6054 * opts.c (print_specific_help): Fix typo in --help text.
6056 2008-02-19 Jakub Jelinek <jakub@redhat.com>
6059 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
6060 32-bit inline asm without asm alternatives for host GCC < 3.0.
6062 2008-02-19 Richard Guenther <rguenther@suse.de>
6064 PR tree-optimization/34989
6065 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
6066 Allow propagation to INDIRECT_REF if we can simplify only.
6068 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6070 * c-common.c (warn_for_collisions_1): Use appropriate option when
6073 2008-02-19 Nick Clifton <nickc@redhat.com>
6076 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
6077 (handle_options): Fix indentation.
6078 (print_filtered_help): If no language-specific options were
6079 displayed tell the user how to list all the options supported by
6080 the language's front-end.
6081 (print_specific_help): Fix indentation and remove duplicate line.
6082 (common_handle_option): Handle the -v option.
6083 For --help enable the display of undocumented options if the -v
6084 switch has been included on the command line.
6085 For --help= check for overlaps in the arguments between the option
6086 classes and the language names and issue a warning when they
6087 cannot be disambiguated.
6088 * c.opt (v): Pass on to the common option handler.
6090 2008-02-19 Revital Eres <eres@il.ibm.com>
6092 * modulo-sched.c (sms_schedule): Change dump message when
6093 create_ddg function fails.
6094 (try_scheduling_node_in_cycle): Rename row to cycle.
6095 (print_partial_schedule): Rename CYCLE to ROW.
6097 2008-02-19 Christian Bruel <christian.bruel@st.com>
6098 Zdenek Dvorak <ook@ucw.cz>
6100 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
6102 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
6105 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
6106 (*x86_movdicc_0_m1_se): Ditto.
6108 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
6110 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
6111 (CMPtype): Define as __gcc_CMPtype.
6112 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
6113 (CMPtype): Define as __gcc_CMPtype.
6115 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
6117 Support valgrind 3.3 for --enable-checking=valgrind.
6118 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
6120 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
6121 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
6122 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
6123 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
6124 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
6125 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
6126 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
6128 * ggc-zone.c: Similar.
6129 * ggc-page.c: Similar.
6131 2008-02-19 Paul Brook <paul@codesourcery.com>
6134 * config/arm/ieee754-df.S: Fix do_it typo.
6135 * config/arm/ieee754-sf.S: Fix do_it typo.
6137 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
6140 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
6141 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
6142 (OPTION_MASK_ISA_SSE_SET): Likewise.
6143 (OPTION_MASK_ISA_SSE2_SET): Likewise.
6144 (OPTION_MASK_ISA_SSE3_SET): Likewise.
6145 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
6146 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
6147 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
6148 (OPTION_MASK_ISA_SSE4_SET): Likewise.
6149 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
6150 (OPTION_MASK_ISA_SSE5_SET): Likewise.
6151 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
6152 (OPTION_MASK_ISA_MMX_UNSET): Updated.
6153 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
6154 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
6155 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
6156 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
6157 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
6158 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
6159 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
6160 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
6161 (OPTION_MASK_ISA_SSE4): Removed.
6162 (ix86_handle_option): Turn on bits in ix86_isa_flags and
6163 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
6164 (override_options): Don't turn on implied SSE/MMX bits in
6167 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
6169 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
6172 2008-02-18 Joey Ye <joey.ye@intel.com>
6175 * tree-nested.c (insert_field_into_struct): Set type alignment
6176 to field alignment if the former is less than the latter.
6178 2008-02-18 Jakub Jelinek <jakub@redhat.com>
6180 * BASE-VER: Set to 4.4.0.
6182 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6184 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
6185 * doc/cfg.texi: Likewise.
6186 * doc/extend.texi: Likewise.
6187 * doc/gty.texi: Likewise.
6188 * doc/invoke.texi: Likewise.
6189 * doc/loop.texi: Likewise.
6190 * doc/md.texi: Likewise.
6191 * doc/passes.texi: Likewise.
6192 * doc/rtl.texi: Likewise.
6193 * doc/sourcebuild.texi: Likewise.
6194 * doc/tm.texi: Likewise.
6195 * doc/tree-ssa.texi: Likewise.
6197 2008-02-17 Richard Guenther <rguenther@suse.de>
6200 * tree-complex.c (init_parameter_lattice_values): Handle parameters
6201 without default definition.
6203 2008-02-17 Richard Guenther <rguenther@suse.de>
6205 PR tree-optimization/35231
6206 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
6209 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
6212 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6213 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
6214 libgcc_cmp_return mode.
6216 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6219 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
6221 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
6223 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
6226 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6228 * doc/c-tree.texi: Use `@.' where appropriate.
6229 * doc/extend.texi: Likewise.
6230 * doc/install.texi: Likewise.
6231 * doc/invoke.texi: Likewise.
6232 * doc/loop.texi: Likewise.
6233 * doc/makefile.texi: Likewise.
6234 * doc/md.texi: Likewise.
6235 * doc/passes.texi: Likewise.
6236 * doc/standards.texi: Likewise.
6237 * doc/tm.texi: Likewise.
6239 2008-02-15 Jakub Jelinek <jakub@redhat.com>
6242 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
6244 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
6245 rather than in entry_bb.
6247 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6249 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
6250 libgcc_cmp_return mode.
6252 2008-02-15 Jakub Jelinek <jakub@redhat.com>
6255 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
6256 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
6258 2008-02-15 Richard Guenther <rguenther@suse.de>
6259 Zdenek Dvorak <ook@ucw.cz>
6261 PR tree-optimization/35164
6262 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
6263 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
6264 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
6265 Only propagate addresses which do not have abnormal SSA_NAMEs
6268 2008-02-15 Joseph Myers <joseph@codesourcery.com>
6271 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
6273 2008-02-15 Jan Hubicka <jh@suse.cz>
6276 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
6278 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6281 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
6282 when calculating alignment_pad.
6284 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
6286 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
6287 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
6288 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
6289 and STACK_BOUNDARY define.
6291 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
6293 PR preprocessor/35061
6294 * c-pragma.c (handle_pragma_pop_macro): Check that
6295 pushed_macro_table has been allocated.
6297 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
6300 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
6301 (force_gimple_operand): Likewise.
6302 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
6303 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
6304 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
6305 (find_interesting_uses_address): Check addressability and alignment
6306 of the base expression only after substituting bases of IVs into it.
6308 2008-02-14 Michael Matz <matz@suse.de>
6311 * function.c (instantiate_virtual_regs_in_insn): Reload address
6312 before falling back to reloading the whole operand.
6314 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
6316 * config/s390/s390.c (s390_mainpool_start): Emit the pool
6317 before the first section switch note.
6319 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6321 * doc/bugreport.texi: Update copyright years.
6322 * doc/c-tree.texi: Likewise.
6323 * doc/cfg.texi: Likewise.
6324 * doc/cpp.texi: Likewise.
6325 * doc/cppinternals.texi: Likewise.
6326 * doc/fragments.texi: Likewise.
6327 * doc/frontends.texi: Likewise.
6328 * doc/gcc.texi: Likewise.
6329 * doc/gty.texi: Likewise.
6330 * doc/hostconfig.texi: Likewise.
6331 * doc/implement-c.texi: Likewise.
6332 * doc/libgcc.texi: Likewise.
6333 * doc/loop.texi: Likewise.
6334 * doc/makefile.texi: Likewise.
6335 * doc/options.texi: Likewise.
6336 * doc/passes.texi: Likewise.
6337 * doc/rtl.texi: Likewise.
6338 * doc/sourcebuild.texi: Likewise.
6339 * doc/standards.texi: Likewise.
6340 * doc/tree-ssa.texi: Likewise.
6341 * doc/trouble.texi: Likewise.
6343 * doc/extend.texi: Use @: or add comma where appropriate.
6344 * doc/invoke.texi: Likewise.
6345 * doc/tm.texi: Likewise.
6347 2008-02-14 Alan Modra <amodra@bigpond.net.au>
6350 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
6353 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
6355 * doc/md.texi (clz, ctz): Add reference.
6356 * doc/rtl.texi (clz, ctz): Likewise.
6358 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6361 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
6364 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
6366 * config/s390/s390.c (struct constant_pool): New field
6367 emit_pool_after added.
6368 (s390_mainpool_start): Set the emit_pool_after flag according
6369 to the section switch notes.
6370 (s390_mainpool_finish): Consider emit_pool_after when emitting
6371 the literal pool at the end of the function.
6372 (s390_chunkify_start): Force literal pool splits at section
6375 2008-02-13 Michael Matz <matz@suse.de>
6378 * var-tracking.c (clobber_variable_part): Correctly traverse the
6381 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6384 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
6385 Add -fdump-ipa-inline.
6386 * tree-dump.c (dump_files): Remove tree-inlined dump.
6387 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
6389 2008-02-12 Richard Guenther <rguenther@suse.de>
6391 PR tree-optimization/35171
6392 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
6395 2008-02-12 Richard Guenther <rguenther@suse.de>
6398 * fold-const.c (fold_widened_comparison): Use get_unwidened in
6399 value-preserving mode. Disallow final truncation.
6401 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
6404 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
6405 code from here to...
6406 (force_gimple_operand): ...here.
6408 2008-02-12 Jakub Jelinek <jakub@redhat.com>
6411 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
6412 non-compatible pointers.
6413 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
6414 different FIELD_DECLs, try harder by comparing field offsets, sizes
6418 * function.c (match_asm_constraints_1): Don't replace the same input
6421 2008-02-12 Anatoly Sokolov <aesok@post.ru>
6423 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
6424 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
6425 (expand_epilogue): Restore RAMPZ register.
6426 * config/avr/avr.md (RAMPZ_ADDR): New constant.
6428 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
6430 * config/i386/cygwin.asm: (__alloca): Correct calling
6431 convention and alignment.
6432 (__chkstk): Force 8 byte stack alignment.
6434 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
6435 Richard Guenther <rguenther@suse.de>
6437 PR tree-optimization/33992
6438 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
6439 the zero we compare against.
6441 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
6444 * gthr-win32.h (__gthread_mutex_destroy_function): New function
6445 to CloseHandle after unlocking to prevent accumulation of handle
6448 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6451 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
6452 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
6453 and update LABEL_NUSES during and after reload.
6455 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
6458 * combine.c (simplify_if_then_else): Make sure the comparison is
6459 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
6461 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
6464 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
6465 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
6466 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
6467 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
6468 * tree.h (get_type_static_bounds): Likewise.
6470 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6472 * doc/invoke.texi (Option Summary, C++ Dialect Options)
6473 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6474 Make -Wfoo language annotations match what the compiler outputs.
6476 2008-02-08 Sa Liu <saliu@de.ibm.com>
6478 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
6479 intrinsics spu_convts, spu_convtu, spu_convtf.
6481 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
6483 * doc/extend.texi (Function Attributes) <noinline>: Mention
6484 asm ("") as method to keep calls.
6486 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6489 * doc/options.texi (Options): Replace references to opts.sh with
6491 * opts-common.c: Likewise.
6492 * optc-gen.awk: Likewise.
6494 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
6496 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
6498 2008-02-07 Richard Henderson <rth@redhat.com>
6501 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
6502 EXPR_LIST for the REG_EQUAL instead of a comparison with a
6505 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
6507 PR tree-optimization/35085
6508 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
6509 for operand entry oe2 in addition to operand entry oe3 in order to
6510 expose more opportunities for vectorizer sum reduction.
6512 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6515 * Makefile.in (LIBS): Remove $(GMPLIBS).
6516 (cc1-dummy, cc1): Add $(GMPLIBS).
6518 2008-02-06 Jan Hubicka <jh@suse.cz>
6521 * i386.md (moddf_integer): Do not produce partial memory stalls for
6522 targets where it hurts.
6524 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
6527 * optabs.c (expand_float): Do not check for decimal modes when
6528 expanding unsigned integer through signed conversion.
6530 2008-02-06 Nick Clifton <nickc@redhat.com>
6532 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
6533 inside the clobber with a match_operand and duplicated operand
6534 number in the constraint.
6535 (ineqbranchsi): Delete redundant comment.
6537 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
6539 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
6540 builtin_define ("__USE_INIT_FINI__").
6541 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
6543 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
6545 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6547 PR documentation/30330
6548 * doc/invoke.texi (C++ Dialect Options)
6549 (Objective-C and Objective-C++ Dialect Options, Warning Options):
6550 For each warning option -Wfoo that allows -Wno-foo, ensure both
6551 -Wfoo and -Wno-foo are listed in the option index. Fix index
6552 entry of -Wswitch-default, index -Wnormalized= including the
6553 `=', and -Wlarger-than-@var{len} including @var{len}.
6555 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6557 * config/i386/i386.md (floatunssisf2): Use
6558 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
6559 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
6560 Macroize expander using MODEF mode iterator.
6562 2008-02-05 Diego Novillo <dnovillo@google.com>
6564 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
6567 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
6569 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6572 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
6574 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
6577 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
6578 to indicate if a message should be generated.
6579 (init_cumulative_args): Updated.
6580 (function_value_32): Likewise.
6582 2008-02-05 Joseph Myers <joseph@codesourcery.com>
6584 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
6586 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
6589 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
6590 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
6592 2008-02-04 Diego Novillo <dnovillo@google.com>
6594 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
6597 * tree-vrp.c (vrp_evaluate_conditional): With
6598 -Wtype-limits, emit a warning when comparing against a
6599 constant outside the natural range of OP0's type.
6601 2008-02-04 Richard Guenther <rguenther@suse.de>
6604 * expr.c (count_type_elements): Give for unions instead of
6607 2008-02-04 Richard Guenther <rguenther@suse.de>
6610 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
6611 to TYPE_DOMAINs base type instead of using bitsizetype here.
6613 2008-02-03 Jason Merrill <jason@redhat.com>
6615 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
6617 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6620 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
6621 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
6622 (RS/6000 and PowerPC Options): Fix typos and markup.
6623 * doc/passes.texi (Tree-SSA passes): Likewise.
6625 2008-02-02 Michael Matz <matz@suse.de>
6628 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
6629 from record_last_reg_set_info.
6630 (record_last_reg_set_info): Take an RTX argument, iterate over all
6631 constituent hardregs.
6632 (record_last_set_info, record_opr_changes): Change calls to
6633 new signature or to record_last_reg_set_info_regno.
6635 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
6637 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
6639 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
6641 PR rtl-optimization/34773
6642 * reg-notes.def (EQUAL): Mention significance of combination of
6643 REG_EQUAL and REG_RETVAL.
6644 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
6645 insn that has a REG_RETVAL.
6647 2008-02-01 Roger Sayle <roger@eyesopen.com>
6650 * configure.ac (--enable-fixed-point): Disable unless explicitly
6652 * configure: Regenerate.
6654 2008-02-01 Richard Guenther <rguenther@suse.de>
6657 * invoke.texi (-finline-limit): Remove no longer true parts
6658 of the documentation. Note that there is no default value.
6660 2008-02-01 Andrew Pinski <pinskia@gmail.com>
6661 Mark Mitchell <mark@codesourcery.com>
6662 Ben Elliston <bje@au.ibm.com>
6665 * doc/extend.texi (Other Builtins): Document.
6667 2008-01-31 Tom Browder <tom.browder@gmail.com>
6669 * doc/c-tree.texi (Types): Fix grammar.
6670 (Expression trees): Ditto.
6671 * doc/passes.texi (Tree-SSA passes): Ditto.
6673 * doc/configterms.texi (Configure Terms): Fix typo.
6674 * doc/cpp.texi (Common Predefined Macros): Ditto.
6675 * doc/md.texi (Machine Constraints): Ditto.
6677 * doc/makefile.texi (Makefile): Add comma.
6679 2008-01-31 Tom Browder <tom.browder@gmail.com>
6680 Gerald Pfeifer <gerald@pfeifer.com>
6682 * doc/sourcebuild.texi (Front End): Remove references to CVS
6683 and CVSROOT/modules.
6684 (Texinfo Manuals): Replace reference to CVS by one to SVN.
6685 (Back End): Remove reference to CVS.
6687 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6690 * config/mips/mips.c (gen_load_const_gp): New function, taking a
6692 (mips16_gp_pseudo_reg): ...here.
6693 * config/mips/mips.md (load_const_gp): Replace with...
6694 (load_const_gp_<mode>): ...this :P-based insn.
6696 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6698 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
6699 options. Minor fixes.
6700 (-std): Move reference to standards closer to where language
6701 standards are first mentioned.
6703 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
6705 PR rtl-optimization/34995
6706 * reload.c (alternative_allows_const_pool_ref): Take an rtx
6707 parameter and return a bool. If the rtx parameter is nonnull,
6708 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
6709 (find_reloads): Update call accordingly. Pass the new operand
6710 if it needed no address reloads, otherwise pass null.
6712 2008-01-30 Richard Henderson <rth@redhat.com>
6715 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
6716 for unbounded arrays.
6718 2008-01-30 Silvius Rus <rus@google.com>
6720 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
6722 2008-01-30 Jan Hubicka <jh@suse.cz>
6725 * i386.c (init_cumulative_args): Use real function declaration when
6728 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
6730 PR rtl-optimization/34998
6731 * global.c (build_insn_chain): Treat non-subreg_lowpart
6732 SUBREGs of pseudos as clobbering all the words covered by the
6733 SUBREG, not just all the bytes.
6734 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
6735 original df_ref rather than an extract parameter.
6736 (global_conflicts): Update call accordingly.
6738 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
6740 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
6741 the overflow check to make it easier to read.
6742 (__fixtfdi): Change the type of the ll member in union
6743 long_double to UDItype_x.
6745 2008-01-30 Jakub Jelinek <jakub@redhat.com>
6748 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
6749 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
6750 * tree-inline.c (fold_marked_statements): Call
6751 cgraph_update_edges_for_call_stmt if folding a call statement.
6752 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
6753 debug_generic_stmt calls, reset it back afterwards.
6756 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
6758 * c-typeck.c (build_external_ref): Don't pedwarn about
6759 static vars in current function's scope.
6761 2008-01-29 Joseph Myers <joseph@codesourcery.com>
6763 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
6765 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
6768 * ipa-struct-reorg.c: Fix spelling.
6769 * params.def: Ditto.
6771 2008-01-29 Richard Guenther <rguenther@suse.de>
6774 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
6776 * tree-inline.c (remap_type): Increment remapping_type_depth
6777 around remapping types.
6778 (copy_body_r): Only add referenced variables if they are referenced
6779 from code, not types.
6781 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
6792 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
6793 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
6795 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
6798 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
6799 pointer for tiny stack.
6801 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6803 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
6805 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
6807 * config/vx-common.h: Fix typo in comment.
6809 2008-01-28 Ian Lance Taylor <iant@google.com>
6813 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
6814 coalesce pointers if they have different DECL_NO_TBAA_P values.
6815 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
6816 between variables with different DECL_NO_TBAA_P values.
6818 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
6821 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
6822 are not legitimate small data references on SPE targets.
6824 2008-01-28 David Daney <ddaney@avtrex.com>
6826 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
6828 2008-01-28 David Daney <ddaney@avtrex.com>
6830 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
6832 2008-01-27 Joseph Myers <joseph@codesourcery.com>
6834 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
6835 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
6836 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
6837 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
6838 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
6839 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
6840 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
6841 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
6843 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6845 * basic-block.h (condjump_equiv_p): Fix comment.
6847 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6849 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
6850 print_generic_stmt_indented): Fix comment.
6852 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
6854 * configure.ac (__stack_chk_fail): Add detecion for availability
6855 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
6856 * configure: Regenerate.
6858 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
6861 * final.c (output_addr_const): Handle TRUNCATE.
6863 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
6866 * tree-ssa-loop-ivopts.c (comp_cost): New type.
6867 (zero_cost, infinite_cost): New constants.
6868 (struct cost_pair): Change type of cost to comp_cost.
6869 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
6870 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
6872 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
6873 split_address_cost, ptr_difference_cost, difference_cost,
6874 get_computation_cost_at, get_computation_cost,
6875 determine_use_iv_cost_generic, determine_use_iv_cost_address,
6876 determine_use_iv_cost_condition, determine_use_iv_costs,
6877 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
6878 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
6879 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
6880 Change type of cost to comp_cost.
6881 (determine_iv_cost): Increase cost of non-original ivs, instead
6882 of decreasing the cost of original ones.
6883 (get_address_cost): Indicate the complexity of the addressing mode
6885 (try_add_cand_for): Prefer using ivs not specific to some object.
6886 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
6888 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
6889 Janis Johnson <janis187@us.ibm.com>
6892 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
6893 (TARGET_INSTANTIATE_DECLS): Likewise.
6894 * target.h (expand_to_rtl_hook): New target hook.
6895 (instantiate_decls): Likewise.
6896 * function.c (instantiate_decl): Make non-static. Rename to...
6897 (instantiate_decl_rtl): ... this.
6898 (instantiate_expr): Use instantiate_decl_rtl.
6899 (instantiate_decls_1): Likewise.
6900 (instantiate_decls): Likewise.
6901 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
6902 * function.h (instantiate_decl_rtl): Add prototype.
6903 * cfgexpand.c (target.h): New include.
6904 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
6905 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
6906 (TARGET_INSTANTIATE_DECLS): Likewise.
6907 (TARGET_INITIALIZER): New target hooks added.
6908 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
6910 * config/rs6000/rs6000.c (tree-flow.h): New include.
6911 (machine_function): Add sdmode_stack_slot field.
6912 (rs6000_alloc_sdmode_stack_slot): New function.
6913 (rs6000_instantiate_decls): Likewise.
6914 (rs6000_secondary_memory_needed_rtx): Likewise.
6915 (rs6000_check_sdmode): Likewise.
6916 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
6917 (TARGET_INSTANTIATE_DECLS): Likewise.
6918 (rs6000_hard_regno_mode_ok): Allow SDmode.
6919 (num_insns_constant): Likewise. Handle _Decimal32 constants.
6920 (rs6000_emit_move): Handle SDmode.
6921 (function_arg_advance): Likewise.
6922 (function_arg): Likewise.
6923 (rs6000_gimplify_va_arg): Likewise. Add special handling of
6924 SDmode var args for 32-bit compiles.
6925 (rs6000_secondary_reload_class): Handle SDmode.
6926 (rs6000_output_function_epilogue): Likewise.
6927 (rs6000_function_value): Simplify if statement.
6928 (rs6000_libcall_value): Likewise.
6929 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
6930 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
6931 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
6932 (movsd_hardfloat): New define_insn.
6933 (movsd_softfloat): Likewise.
6934 (movsd_store): Likewise.
6935 (movsd_load): Likewise.
6936 (extendsddd2): Likewise.
6937 (extendsdtd2): Likewise.
6938 (truncddsd2): Likewise.
6939 (movdd_hardfloat64): Fixup comment.
6940 (UNSPEC_MOVSD_LOAD): New constant.
6941 (UNSPEC_MOVSD_STORE): Likewise.
6943 2008-01-26 Jakub Jelinek <jakub@redhat.com>
6946 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
6948 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
6949 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
6950 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
6953 2008-01-26 David Edelsohn <edelsohn@gnu.org>
6956 * config.gcc: Separate AIX 5.3 from AIX 6.1.
6957 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6958 __LONGDOUBLE128 too.
6959 * config/rs6000/aix61.h: New file.
6961 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6963 PR rtl-optimization/34959
6964 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
6965 popcount and parity rtxes the same mode as their operand.
6966 Truncate or extend the result to the return value's mode
6969 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
6972 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
6973 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
6974 to GOT_VERSION_REGNUM.
6975 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
6976 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
6977 * config/mips/mips.c (mips_emit_call_insn): New function.
6978 (mips_call_tls_get_addr): Call mips_expand_call directly.
6979 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
6981 (mips16_build_call_stub): Likewise. Return the call insn or null.
6982 (mips_expand_call): Update the call to mips16_build_call_stub
6983 accordingly and a remove redundant condition. Assert that MIPS16
6984 stubs do not use lazy binding. Use mips_emit_call_insn and return
6986 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
6988 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
6989 (mips_avoid_hazard): Remove hazard_set handling.
6990 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
6991 (UNSPEC_RESTORE_GP): ...this.
6992 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
6993 (FAKE_CALL_REGNO): Rename to...
6994 (GOT_VERSION_REGNUM): ...this.
6995 (type): Add "ghost" value. Add an associated insn reservation.
6996 (hazard_set): Remove.
6997 (exception_receiver): Rename to...
6998 (restore_gp): ...this and update the unspec identifier accordingly.
6999 (exception_receiver, nonlocal_got_receiver): New expanders.
7000 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
7001 FAKE_CALL_REGNO. Remove hazard_set attribute.
7002 (set_got_version, update_got_version): New patterns.
7004 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
7007 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
7009 2008-01-25 Joseph Myers <joseph@codesourcery.com>
7012 * doc/install.texi2html: Generate gcc-vers.texi.
7014 2008-01-25 DJ Delorie <dj@redhat.com>
7016 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7018 2008-01-25 Joseph Myers <joseph@codesourcery.com>
7020 * config/c4x: Remove directory.
7021 * config.gcc (crx-*, mt-*): Mark obsolete.
7022 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
7023 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
7024 sh-*-rtemscoff*): Remove cases.
7025 * defaults.h (C4X_FLOAT_FORMAT): Remove.
7026 * real.c (encode_c4x_single, decode_c4x_single,
7027 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
7028 c4x_extended_format): Remove.
7029 * real.h (c4x_single_format, c4x_extended_format): Remove.
7030 * doc/extend.texi (interrupt, naked): Remove mention of attributes
7032 (Pragmas): Remove comment about c4x pragmas.
7033 * doc/install.texi (c4x): Remove target-specific instructions.
7034 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
7035 * doc/md.texi (Machine Constraints): Remove C4x documentation.
7036 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
7037 refer to C4x source files as examples.
7038 (C4X_FLOAT_FORMAT): Remove documentation.
7040 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
7042 * config/bfin/bfin.c (override_options): Reorder tests so that
7043 flag_pic gets enabled for -msep-data.
7045 2008-01-25 Richard Guenther <rguenther@suse.de>
7048 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
7049 to its bitfield precision if required.
7051 2008-01-25 Jakub Jelinek <jakub@redhat.com>
7054 * tree-nested.c (walk_omp_for): New function.
7055 (convert_nonlocal_reference, convert_local_reference): Call
7056 walk_omp_for on OMP_FOR.
7057 (convert_call_expr): Call walk_body on OMP_FOR's
7058 OMP_FOR_PRE_INIT_BODY.
7060 2008-01-25 Richard Guenther <rguenther@suse.de>
7062 PR tree-optimization/34966
7063 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
7064 default defs and PHI_NODEs we have to insert after the
7067 2008-01-24 Nick Clifton <nickc@redhat.com>
7069 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
7070 Provide a default definition.
7071 (LIBGCC2_UNITS_PER_WORD): Likewise.
7073 * config/stormy16/stormy16.c: Include df.h for the prototype
7074 for df_regs_ever_live_p.
7075 (xstormy16_expand_builtin_va_start): Convert the stack offset
7076 into a component_ref and then use POINTER_PLUS_EXPR to add it
7077 to the incoming_virtual_args_rtx.
7078 (xstormy16_gimplify_va_arg_expr): Rename to
7079 xstormy16_gimplify_va_arg_expr.
7080 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
7081 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
7082 xstormy16_gimplify_va_arg_expr.
7083 Fix up some formatting issues.
7085 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
7086 Move to predicates.md.
7087 (xs_hi_general_operand): Likewise.
7088 (xs_hi_nonmemory_operand): Likewise.
7089 * config/stormy16/predicates.md:
7090 (xstormy16_carry_plus_operand): New predicate.
7091 (xs_hi_general_operand): New predicate.
7092 (xs_hi_nonmemory_operand): New predicate.
7093 * config/stormy16/stormy16-protos.h:
7094 (xstormy16_carry_plus_operand): Delete prototype.
7095 (xs_hi_general_operand): Likewise.
7096 (xs_hi_nonmemory_operand): Likewise.
7098 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
7099 modifiers as they are no longer needed and they can trigger
7100 reload spill failures.
7102 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
7103 with a match_operand in order to help reload.
7105 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
7106 constraint with 'e' for the 8th alternative as this version of
7107 the mov.w instruction only accepts the lower 8 registers.
7109 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
7112 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
7113 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
7116 2008-01-25 Jakub Jelinek <jakub@redhat.com>
7119 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
7121 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
7123 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
7125 (remove_structure): Update allocations list before removing structure.
7127 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
7129 * ipa-struct-reorg.c (is_safe_cond_expr,
7130 create_new_stmts_for_cond_expr): Use integer_zerop function,
7131 that recognize not only zero-pointer, but zero-integer too.
7133 2008-01-25 Ben Elliston <bje@au.ibm.com>
7136 * fixproto: Escape "." in sed expression that strips leading "./".
7138 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
7141 * gcc.c (SWITCH_OK): Removed.
7142 (SWITCH_LIVE): Changed to bit.
7143 (SWITCH_FALSE): Likewise.
7144 (SWITCH_IGNORE): Likewise.
7145 (switchstr): Change live_cond to unsigned int.
7146 (process_command): Replace SWITCH_OK with 0.
7147 (do_self_spec): Likewise.
7148 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
7149 (give_switch): Likewise.
7150 (used_arg): Likewise.
7151 (do_spec_1): Set the SWITCH_IGNORE bit.
7152 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
7153 bits. Set the SWITCH_LIVE bit.
7155 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
7157 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
7159 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
7161 PR tree-optimization/34472
7162 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
7163 parameter to a "bool *" and set *DATA to false if there is
7164 an unsafe access. Do not delete the structure here.
7165 (check_cond_exprs): Delete it here instead.
7166 (check_cond_exprs, exclude_cold_structs): Do not increase
7167 I when removing a structure.
7169 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
7172 * config/i386/i386.c (ix86_expand_vector_init): Consider only
7173 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
7175 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
7178 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
7179 a fixed vector for stack.
7181 2008-01-24 Ben Elliston <bje@au.ibm.com>
7184 * doc/gcc.texi (Software development): Add a direntry for g++.
7186 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
7188 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
7189 stale and straggling -fforce-addr comments above.
7191 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
7193 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
7194 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
7196 2008-01-23 Michael Matz <matz@suse.de>
7199 * dwarf2out.c (force_type_die): Use modified_type_die instead of
7202 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
7204 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
7207 2008-01-23 Anatoly Sokolov <aesok@post.ru>
7209 * config/avr/avr.c (avr_current_arch): New variable.
7210 (avr_arch_types): Add 'avr31' and 'avr51' entries.
7211 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
7212 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
7213 (avr_override_options): Init 'avr_current_arch'.
7214 (base_arch_s): Move from here...
7215 * config/avr/avr.h (base_arch_s): ... here. Add new members
7216 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
7217 'mega' to 'have_jmp_call'.
7218 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
7219 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
7221 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
7223 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
7224 MULTILIB_MATCHES): (Ditto.).
7226 2008-01-23 Richard Guenther <rguenther@suse.de>
7229 * cgraphunit.c (cgraph_reset_node): Always mark the node
7230 not reachable if it is not queued already.
7232 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
7234 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
7235 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
7236 (cputype_selected): New static variable.
7237 (bfin_handle_option): Set it if -mcpu is used.
7238 (override_option): Select default set of workarounds if no cpu type
7239 selected on the command line.
7240 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
7242 From Michael Frysinger <michael.frysinger@analog.com>
7243 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
7244 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
7246 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
7247 for bf547, bf523, bf524, and bf526.
7248 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
7250 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7251 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
7252 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
7253 __ADSPBF547__ and __ADSPBF54x__ for bf547.
7254 * doc/invoke.texi (Blackfin Options): Document that
7255 -mcpu now accept bf547, bf523, bf524, and bf526.
7257 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
7259 PR rtl-optimization/34628
7260 * combine.c (try_combine): Stop and undo after the first combination
7261 if an autoincrement side-effect on the first insn has effectively
7264 2008-01-22 David Edelsohn <edelsohn@gnu.org>
7267 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
7268 Offset addresses are not valid for Altivec or paired float modes.
7270 2008-01-22 Jakub Jelinek <jakub@redhat.com>
7273 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
7274 if DECL_INITIAL (decl) is error_mark_node.
7277 * c-common.c (handle_vector_size_attribute): Only allow
7278 integral, scalar float and fixed point types. Handle OFFSET_TYPE
7279 the same way as pointer, array etc. types.
7280 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
7283 * tree.c (build_type_attribute_qual_variant): Call
7284 build_qualified_type if attributes are equal, but quals are not.
7286 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7289 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
7290 * flags.h (warn_strict_aliasing): Remove.
7291 (warn_strict_overflow): Remove.
7292 * opts.c (warn_strict_aliasing): Remove.
7293 (warn_strict_overflow): Remove.
7294 * c-opts.c (c_common_handle_option): -Wall only sets
7295 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
7296 (c_common_post_options): Give default values to -Wstrict-aliasing
7297 and -Wstrict-overflow if they are uninitialized.
7298 * common.opt (Wstrict-aliasing): Specify Var and Init.
7299 (Wstrict-overflow): Likewise.
7301 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
7303 PR rtl-optimization/26854
7304 PR rtl-optimization/34400
7305 PR rtl-optimization/34884
7306 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
7308 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
7309 (df_rd_bb_info.expanded_lr_out): Deleted
7310 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
7311 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
7312 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
7313 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
7314 Removed code to allocate, initialize or free expanded_lr_out.
7315 (df_rd_bb_local_compute_process_def): Restructured to make more
7317 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
7318 sets if the sets are being trimmed.
7320 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
7323 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
7324 (as_vers): Likewise.
7325 * configure: Regenerated.
7327 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7330 * tree-pass.h (pass_build_alias): New pass.
7331 * tree-ssa-alias.c (gate_build_alias): New.
7332 (pass_build_alias): New.
7333 * passes.c (init_optimization_passes): Add pass_build_alias after
7334 pass_create_structure_vars.
7336 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
7338 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
7339 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
7340 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
7341 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
7342 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
7343 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
7344 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
7345 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
7346 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
7347 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
7348 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
7349 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
7350 * config/s390/s390.md (FP_ALL): New mode iterator.
7351 (_d): New mode attribute.
7352 ("*signbit<mode>2>"): Changed mode of first operand.
7353 ("isinf<mode>2"): Changed mode of first operand.
7354 ("*TDC_insn"): Adaptation for DFP modes.
7356 2008-01-22 Ben Elliston <bje@au.ibm.com>
7358 * tree.c (check_qualified_type): Improve function description.
7360 2008-01-21 Jason Merrill <jason@redhat.com>
7363 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
7364 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
7367 2008-01-21 DJ Delorie <dj@redhat.com>
7369 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
7372 2008-01-21 Richard Guenther <rguenther@suse.de>
7375 * tree-cfg.c (verify_expr): Allow all invariant expressions
7376 instead of just constant class ones as reference argument.
7377 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
7378 like any other constant.
7379 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
7381 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
7383 * regmove.c (fixup_match_1): Update call crossed frequencies.
7385 2008-01-21 Richard Guenther <rguenther@suse.de>
7388 * tree-inline.c (setup_one_parameter): Deal with mismatched
7389 types using a VIEW_CONVERT_EXPR.
7391 2008-01-21 Alon Dayan <alond@il.ibm.com>
7392 Olga Golovanevsky <olga@il.ibm.com>
7394 PR tree-optimization/34701
7395 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
7396 when the structure size is not a power of 2.
7398 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
7400 * doc/install.texi: Add doc for --enable-checking=df.
7402 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
7404 PR rtl-optimization/34808
7405 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
7407 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7409 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
7412 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7414 PR rtl-optimization/26854
7415 PR rtl-optimization/34400
7416 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
7418 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
7419 (df_rd_bb_info.expanded_lr_out): New.
7420 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
7421 * loop_iv.c (iv_analysis_loop_init): Ditto.
7422 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
7423 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
7424 Added code to allocate, initialize or free expanded_lr_out.
7425 (df_rd_bb_local_compute_process_def): Restructured to make
7426 more understandable.
7427 (df_rd_confluence_n): Add code to do nothing with fake edges and
7428 code to no apply invalidate_by_call sets if the sets are being trimmed.
7429 (df_lr_local_finalize): Renamed to df_lr_finalize.
7430 (df_live_local_finalize): Renamed to df_live_finalize.
7432 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
7435 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
7436 deciding whether to use reciprocal instructions.
7438 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
7440 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
7441 dwarf2out_note_section_used if cold_text_section is NULL.
7443 2008-01-19 Jakub Jelinek <jakub@redhat.com>
7445 PR gcov-profile/34610
7446 * tree-cfg.c (make_edges): Mark both outgoing edges from
7447 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
7448 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
7449 from OMP_FOR and OMP_CONTINUE outgoing edges.
7451 * tree-profile.c (tree_profiling): Return early if
7452 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
7454 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
7455 from cfun to child_cfun.
7456 * function.h (struct function): Add after_tree_profile bit.
7458 2008-01-19 Anatoly Sokolov <aesok@post.ru>
7460 * config/avr/avr.S (_exit): Disable interrupt.
7462 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
7463 Steven Bosscher <stevenb.gcc@gmail.com>
7465 PR rtl-optimization/26854
7466 PR rtl-optimization/34400
7467 * df-problems.c (df_live_scratch): New scratch bitmap.
7468 (df_live_alloc): Allocate df_live_scratch when doing df_live.
7469 (df_live_reset): Clear the proper bitmaps.
7470 (df_live_bb_local_compute): Only process the artificial defs once
7471 since the order is not important.
7472 (df_live_init): Init the df_live sets only with the variables
7473 found live by df_lr.
7474 (df_live_transfer_function): Use the df_lr sets to prune the
7475 df_live sets as they are being computed.
7476 (df_live_free): Free df_live_scratch.
7478 2008-01-18 Ian Lance Taylor <iant@google.com>
7480 * common.opt: Add fmerge-debug-strings.
7481 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
7482 flag_merge_debug_strings rather than flag_merge_constants.
7483 * doc/invoke.texi (Option Summary): Mention
7484 -fmerge-debug-strings.
7485 (Debugging Options): Document -fmerge-debug-strings.
7487 2008-01-18 Ian Lance Taylor <iant@google.com>
7490 * tree.h (DECL_IS_OPERATOR_NEW): Define.
7491 (struct tree_function_decl): Add new field operator_new_flag.
7492 * tree-inline.c (expand_call_inline): When inlining a call to
7493 operator new, force the return value to go into a variable, and
7494 set DECL_NO_TBAA_P on that variable.
7495 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
7497 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
7500 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
7501 DWARF2_DEBUGGING_INFO.
7502 (dwarf2out_note_section_used): Ditto. Add prototype.
7503 (have_multiple_function_sections, text_section_used,
7504 cold_text_section_used, *cold_text_sections): Move declarations
7507 2008-01-17 Bob Wilson <bob.wilson@acm.org>
7509 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
7510 field and add signal_ra.
7511 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
7512 assignments to frame state pc. Move end of stack check after
7513 MD_FALLBACK_FRAME_STATE_FOR.
7514 (uw_update_context_1): Use frame state signal_regs if set, instead
7515 of checking signal_frame flag.
7516 (uw_update_context): Use frame state signal_ra if set.
7517 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
7518 * config/xtensa/linux-unwind.h: New file.
7520 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
7522 * modulo-sched.c (get_sched_window): Fix comment typo.
7524 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
7526 PR tree-optimization/34648
7527 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
7529 2008-01-17 Anatoly Sokolov <aesok@post.ru>
7531 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
7532 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
7534 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
7536 PR rtl-optimization/34400
7537 * df-core.c (df_worklist_dataflow_overeager,
7538 df_worklist_dataflow_doublequeue): New functions.
7539 (df_worklist_dataflow): Two different worklist solvers.
7540 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
7543 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7546 * doc/invoke.texi: Document the dependence on pthread for fopenmp
7547 and ftree-parallelize-loops.
7549 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
7551 PR rtl-optimization/34826
7552 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
7554 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
7556 * global.c (find_reg): Mark the eh regs as used if necessary.
7557 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
7558 * ra.h (struct allocno): no_eh_reg field added. Changed
7559 no_stack_reg type to bitfield.
7561 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
7563 * tree.c (substitute_in_expr): Add missing 'break'.
7565 2008-01-17 Richard Guenther <rguenther@suse.de>
7567 PR tree-optimization/34825
7568 * tree-ssa-math-opts.c (is_division_by): Do not recognize
7569 x / x as division to handle.
7571 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7573 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
7574 "-pthread" is specified.
7575 * pa-hpux11.h (LIB_SPEC): Likewise.
7577 2008-01-16 Janis Johnson <janis187@us.ibm.com>
7578 Peter Bergner <bergner@vnet.ibm.com>
7580 PR rtl-optimization/33796
7581 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
7583 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7585 PR libgfortran/34699
7586 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
7588 * pa-hpux10.h (LINK_SPEC): Likewise.
7589 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
7591 2008-01-16 Richard Guenther <rguenther@suse.de>
7594 * fold-const.c (fold_convert_const_int_from_int): Do not
7595 set overflow if that occured only because of a sign extension
7596 change when converting from/to a sizetype with the same
7597 precision and signedness.
7599 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7602 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
7603 location address to the correct place. Update copyright year.
7605 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7607 * lambda-code.c (lambda_transform_legal_p): Handle the case of
7608 no dependences in the dependence_relations vector.
7610 2008-01-16 Jan Hubicka <jh@suse.cz>
7612 PR rtl-optimization/31396
7613 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
7614 * cfg.c (dump_reg_info): Print it.
7615 * regs.h (struct reg_info_t): add freq_calls_crossed.
7616 (REG_FREQ_CALLS_CROSSED): New macro.
7617 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
7618 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
7619 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
7620 regmove_optimize): Update call crossed frequencies.
7621 * local-alloc.c (struct qty): Add freq_calls_crossed.
7622 (alloc_qty): Copute freq_calls_crossed.
7623 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
7624 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
7625 * ra.h (struct allocno): Add freq_calls_crossed.
7627 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7629 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
7630 libgomp when compiling with ftree-parallelize-loops.
7631 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
7633 2008-01-16 Richard Guenther <rguenther@suse.de>
7635 PR tree-optimization/34769
7636 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
7637 * tree.c (int_cst_value): Instead make this function more
7638 permissive in what it accepts as valid input. Document this
7639 function always sign-extends the value.
7641 2008-01-16 Jakub Jelinek <jakub@redhat.com>
7642 Richard Guenther <rguenther@suse.de>
7645 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
7646 (gimple_fold_indirect_ref_rhs): ... this.
7647 (gimple_fold_indirect_ref): New function with foldings
7648 that preserve lvalueness.
7649 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
7650 * tree-flow.h (gimple_fold_indirect_ref): Declare.
7651 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
7652 to fold an INDIRECT_REF, fall back to the old use of
7653 fold_indirect_ref_1.
7655 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
7657 * tree-data-ref.c (subscript_dependence_tester_1): Call
7658 free_conflict_function.
7659 (compute_self_dependence): Same.
7661 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
7664 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
7665 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
7667 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
7668 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
7669 for DWARF2_UNWIND_INFO targets.
7671 2008-01-16 Richard Guenther <rguenther@suse.de>
7674 * c-typeck.c (common_pointer_type): Do not merge inconsistent
7675 type qualifiers for function types.
7677 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
7679 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
7680 loop_iterator li from previous commit.
7682 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
7684 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
7686 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7688 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
7689 (parallelize_loops): Don't parallelize irreducible components.
7691 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7694 * c-opts (c_common_post_options): Do not enable CPP
7695 flag_pedantic_errors by default.
7697 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
7699 PR rtl-optimization/31944
7700 * cse.c (remove_pseudo_from_table): New function.
7701 (merge_equiv_classes): Use above function to remove pseudo-registers.
7702 (invalidate): Likewise.
7704 2008-01-13 Richard Guenther <rguenther@suse.de>
7707 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
7708 instead of TYPE_MODE to deal with calls from expand_one_error_var.
7710 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
7712 * gcse.c (cprop_jump): Call validate_unshare_change instead of
7713 validate_change to unshare the source of the PC set.
7715 2008-01-12 Jan Hubicka <jh@suse.cz>
7718 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
7719 references above array bounds. This might trigger bounds checks for
7722 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
7724 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
7725 new_replaceable_dependencies.
7727 2008-01-12 Doug Kwan <dougkwan@google.com>
7729 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
7730 instead of OPT_Wreturn_type in warning due to ignored return type
7732 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
7733 options included in -Wextra.
7734 * c.opt: New option -Wignored_qualifiers.
7735 * doc/invoke.texi (Warning Options, -Wextra): Add new option
7736 -Wignore_qualifiers.
7737 (-Wignored-qualifiers): Document.
7738 (-Wreturn-type): Remove description of functionality now handled
7739 by -Wignored-qualifiers.
7741 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
7744 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
7745 NOP_EXPR if it is between integral types with the same precision.
7747 2008-01-12 Jan Hubicka <jh@suse.cz>
7750 * invoke.texi (max-inline-recursive-depth): Fix default value.
7752 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
7754 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
7757 2008-01-11 Bob Wilson <bob.wilson@acm.org>
7759 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
7761 2008-01-11 James E. Wilson <wilson@specifix.com>
7764 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
7766 2008-01-11 Anatoly Sokolov <aesok@post.ru>
7768 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
7769 save/restore frame pointer register and don't use 'call-prologues'
7770 optimization in function with "OS_task" attribute.
7772 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
7775 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
7776 when copying to memory.
7778 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
7780 PR rtl-optimization/30905
7781 * cfgcleanup.c: Include dce.h
7782 (crossjumps_occured): New global variable.
7783 (try_crossjump_bb): Exit loop after finding a fallthru edge.
7784 If something changed, set crossjumps_occured to true.
7785 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
7786 Don't add/remove fake edges to exit here...
7787 (cleanup_cfg): ...but do it here, when crossjumping.
7788 Run a fast DCE when successful crossjumps occured in the latest
7789 iteration of try_optimize_cfg.
7791 2008-01-11 Richard Guenther <rguenther@suse.de>
7793 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
7794 (struct vn_unary_op_s): Likewise.
7795 (vn_reference_insert): Free old reference on hash collision.
7797 2008-01-10 Raksit Ashok <raksit@google.com>
7799 PR rtl-optimization/27971
7800 * combine.c (find_split_point): Split PLUS expressions which are
7801 inside a MEM rtx, and whose first operand is complex.
7803 2008-01-10 DJ Delorie <dj@redhat.com>
7805 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
7806 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
7807 (m32c_hard_regno_ok): Call the underlying function.
7809 2008-01-10 Richard Guenther <rguenther@suse.de>
7812 * tree-cfg.c (tree_merge_blocks): Do not go through the
7813 full-blown folding and stmt updating path if we just deal
7814 with virtual operands.
7815 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
7816 test for abnormal SSA_NAMEs.
7818 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
7821 * reload.c (push_reload): Add assertions. All constants from
7822 reg_equiv_constant should have been used for replacing the respective
7824 (find_reloads_address): Invoke find_reloads_address_part for
7825 constant taken from the reg_equiv_constant array.
7827 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
7829 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
7830 field (valnum) the first in the struct. Replace bools with
7833 2008-01-10 Richard Guenther <rguenther@suse.de>
7835 PR tree-optimization/34651
7836 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
7837 types and ordering for masking and converting.
7839 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
7841 PR tree-optimization/34017
7842 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
7843 also for PHI_NODE expressions.
7845 2008-01-09 Jan Hubicka <jh@suse.cz>
7847 PR tree-optimization/34708
7848 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
7849 based on number of case labels.
7850 (init_inline_once): Remove switch_cost.
7851 * tree-inline.h (eni_weights_d): Remove switch_cost.
7853 2008-01-09 Richard Guenther <rguenther@suse.de>
7854 Andrew Pinski <andrew_pinski@playstation.sony.com>
7857 * gimplify.c (gimplify_cond_expr): Do not create an addressable
7858 temporary if an rvalue is ok or an lvalue is not required.
7860 2008-01-09 Richard Guenther <rguenther@suse.de>
7863 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
7866 2008-01-09 Richard Guenther <rguenther@suse.de>
7869 * tree.c (host_integerp): Check for sizetype only if the
7870 type is an integer type.
7872 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
7875 * opts.c (decode_options): Disable inlining of functions called
7876 once if not in unit-at-a-time mode.
7878 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
7880 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
7882 2008-01-08 Richard Guenther <rguenther@suse.de>
7885 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
7886 out early if the result will be unused.
7888 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7893 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
7894 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
7897 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
7899 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
7900 for vectorization tuned.
7902 2008-01-08 Richard Guenther <rguenther@suse.de>
7904 PR tree-optimization/34683
7905 * tree-ssa-operands.c (operand_build_cmp): Export.
7906 * tree-ssa-operands.h (operand_build_cmp): Declare.
7907 * tree-vn.c (vuses_compare): Remove.
7908 (sort_vuses): Use operand_build_cmp.
7909 (sort_vuses_heap): Likewise.
7910 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
7911 to re-use old VEC if available. Do not sort already sorted VUSEs.
7912 (vdefs_to_vec): Do not sort already sorted VDEFs.
7914 2008-01-08 Jakub Jelinek <jakub@redhat.com>
7917 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
7919 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
7922 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
7923 limitations of reciprocal sequences on x86 targets.
7925 2008-01-08 Richard Guenther <rguenther@suse.de>
7927 PR tree-optimization/34683
7928 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
7930 2008-01-07 Jakub Jelinek <jakub@redhat.com>
7933 * config/darwin.c (darwin_mergeable_string_section): Don't use
7934 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
7936 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
7939 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
7940 negxf2. Macroize expander using X87MODEF mode iterator. Change
7941 predicates of op0 and op1 to register_operand.
7942 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
7943 expander using X87MODEF mode iterator. Change predicates of
7944 op0 and op1 to register_operand.
7945 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
7946 corresponding patterns and macroize using MODEF macro. Change
7947 predicates of op0 and op1 to register_operand and remove
7948 "m" constraint. Disparage "r" alternative with "!".
7949 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
7950 macroize using X87MODEF macro. Change predicates of op0 and op1
7951 to register_operand and remove "m" constraint. Disparage "r"
7952 alternative with "!".
7953 (absneg splitter with memory operands): Remove.
7954 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
7955 patterns and macroize using X87MODEF mode iterator.
7956 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
7957 Change predicate of op1 to register_operand.
7958 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
7959 for memory operands.
7961 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
7963 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
7965 2008-01-07 Richard Guenther <rguenther@suse.de>
7967 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
7970 2008-01-07 Richard Guenther <rguenther@suse.de>
7972 PR tree-optimization/34683
7973 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
7974 VOPs of the needed size to save memory. Use VEC_quick_push
7975 to save compile-time.
7976 (vdefs_to_vec): Likewise.
7978 2008-01-07 Sa Liu <saliu@de.ibm.com>
7980 * config/spu/spu.md (divdf3): Genetate inline code for double
7981 division. The implementation doesn't handle INF or NAN, therefore it
7982 only applies when -ffinite-math-only is given.
7984 2008-01-06 Paolo Carlini <pcarlini@suse.de>
7987 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
7988 * doc/cpp.texi ([Common Predefined Macros]): Document.
7990 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
7992 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
7993 order to use commutative addition instead of subtraction.
7995 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7996 Mircea Namolaru <namolaru@il.ibm.com>
7997 Vladimir Yanovsky <yanov@il.ibm.com>
7998 Revital Eres <eres@il.ibm.com>
8000 PR tree-optimization/34263
8001 * tree-outof-ssa.c (process_single_block_loop_latch,
8002 contains_tree_r): New functions.
8003 (analyze_edges_for_bb): Call process_single_block_loop_latch
8004 function to empty single-basic-block latch block if possible.
8006 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8008 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
8010 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
8012 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
8014 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
8016 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
8018 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
8020 2008-01-05 Jakub Jelinek <jakub@redhat.com>
8022 PR tree-optimization/34618
8023 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
8026 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8029 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
8030 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
8031 Update copyright year.
8033 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
8034 Update copyright year.
8035 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
8038 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
8040 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
8041 edge does not point to current bb before changing need_assert.
8043 2008-01-04 Richard Guenther <rguenther@suse.de>
8046 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
8047 for verifying purposes if they are is_gimple_min_invariant.
8049 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
8051 PR tree-optimization/34448
8052 PR tree-optimization/34465
8053 * gimplify.c (gimplify_init_constructor): Add new parameter
8054 notify_temp_creation. Use it.
8055 (gimplify_modify_expr_rhs): Take volatiles into account when
8056 optimizing constructors.
8057 Do not optimize constructors if gimplify_init_constructor will dump to
8059 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
8060 * gcc.c-torture/compile/pr34448.c: New.
8062 2008-01-04 Jakub Jelinek <jakub@redhat.com>
8064 PR gcov-profile/34609
8065 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
8066 return_slot if result is TREE_ADDRESSABLE.
8068 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
8070 * config/mips/mips.md (sqrt_condition): Tweak comment.
8071 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
8073 2008-01-03 Tom Tromey <tromey@redhat.com>
8076 * c-common.c (c_type_hash): Handle VLAs.
8078 2008-01-03 Jan Hubicka <jh@suse.cz>
8080 PR tree-optimization/31081
8081 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
8082 0 when inlining and not inlining to first basic block.
8083 (remap_decl): When var is initialized to 0, don't set default_def.
8084 (expand_call_inline): Set entry_bb.
8085 * tree-inline.h (copy_body_data): Add entry_bb.
8087 2008-01-03 Jakub Jelinek <jakub@redhat.com>
8090 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
8093 PR tree-optimization/29484
8094 * tree-inline.c (inline_forbidden_p_2): New function.
8095 (inline_forbidden_p): Disallow inlining if some static var
8096 has an address of a local LABEL_DECL in its initializer.
8097 * doc/extend.texi (Labels as Values): Document &&foo behaviour
8100 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
8102 PR tree-optimization/34635
8103 * tree-data-ref.c (add_other_self_distances): Make sure that the
8104 evolution step is constant.
8106 2008-01-03 Jakub Jelinek <jakub@redhat.com>
8109 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
8111 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
8113 * tree-sra.c (scalarize_init): Insert the generate_element_init
8114 statements after the generate_element_zero statements.
8116 2008-01-02 Richard Guenther <rguenther@suse.de>
8120 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
8121 for very large number of operands instead of ICEing.
8123 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
8126 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
8127 while stack probing.
8129 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
8131 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
8134 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
8137 * tree-mudflap.c (mx_register_decls): Guard warning by
8138 !DECL_ARTIFICIAL check.
8140 2008-01-01 Jakub Jelinek <jakub@redhat.com>
8142 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
8143 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
8144 sse5_perm<mode>): Fix constraints.