1 2008-05-08 Rafael Espindola <espindola@google.com>
3 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
5 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
6 trap and that both operands are gimple values.
7 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
8 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
11 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13 * read-rtl.c (join_c_conditions): Return the first string if the
14 two strings are equal.
16 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18 * gensupport.h (pred_data): Add a "num_codes" field.
19 (add_predicate_code): Declare.
20 * gensupport.c (add_predicate_code): New function.
21 (std_pred_table): Add an "allows_const_p" field.
22 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
23 Remove the (incomplete) list of such codes from the codes field.
24 (init_predicate_table): Use add_predicate_code. Add all
25 RTX_CONST_OBJs if allows_const_p is true.
26 * genrecog.c (process_define_predicate): Use add_predicate_code.
28 2008-05-08 David Daney <ddaney@avtrex.com>
29 Richard Sandiford <rsandifo@nildram.co.uk>
31 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
32 special case of constant zero operands.
33 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
34 old and new values. Special case constant zero values.
35 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
37 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
38 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
40 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
43 * simplify-rtx.c (simplify_plus_minus): Create CONST of
44 similar RTX_CONST_OBJ before CONST_INT.
46 2008-05-08 Steve Ellcey <sje@cup.hp.com>
48 * stmt.c (expand_stack_restore): Change sa mode if needed.
50 2008-05-08 Richard Guenther <rguenther@suse.de>
52 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
54 (ix86_sol10_return_in_memory): Likewise.
55 (ix86_i386elf_return_in_memory): Likewise.
56 (ix86_i386interix_return_in_memory): Likewise.
57 * config/i386/i386.c (ix86_return_in_memory): Likewise.
58 (ix86_sol10_return_in_memory): Likewise.
59 (ix86_i386elf_return_in_memory): Likewise.
60 (ix86_i386interix_return_in_memory): Likewise.
62 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
65 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
67 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
68 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
71 2008-05-08 Richard Guenther <rguenther@suse.de>
73 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
74 * tree-data-ref.h (struct dr_alias): Remove subvars field.
76 * tree-dfa.c (dump_subvars_for): Remove.
77 (debug_subvars_for): Likewise.
78 (dump_variable): Do not dump subvars.
79 (remove_referenced_var): Do not remove subvars.
80 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
81 (lookup_subvars_for_var): Remove.
82 (get_subvars_for_var): Likewise.
83 (get_subvars_at): Likewise.
84 (get_first_overlapping_subvar): Likewise.
85 (overlap_subvar): Likewise.
86 * tree-flow.h (subvar_t): Remove.
87 (struct var_ann_d): Remove subvars field.
88 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
89 argument. Remove special handling of SFTs.
90 (compute_tag_properties): Likewise.
91 (set_initial_properties): Likewise.
92 (compute_call_clobbered): Likewise.
93 (count_mem_refs): Likewise.
94 (compute_memory_partitions): Likewise.
95 (compute_flow_insensitive_aliasing): Likewise.
96 (setup_pointers_and_addressables): Likewise.
97 (new_type_alias): Likewise.
98 (struct used_part): Remove.
99 (used_portions): Likewise.
100 (struct used_part_map): Likewise.
101 (used_part_map_eq): Likewise.
102 (used_part_map_hash): Likewise.
103 (free_used_part_map): Likewise.
104 (up_lookup): Likewise.
105 (up_insert): Likewise.
106 (get_or_create_used_part_for): Likewise.
107 (create_sft): Likewise.
108 (create_overlap_variables_for): Likewise.
109 (find_used_portions): Likewise.
110 (create_structure_vars): Likewise.
111 * tree.def (STRUCT_FIELD_TAG): Remove.
112 * tree.h (MTAG_P): Adjust.
113 (struct tree_memory_tag): Remove base_for_components and
114 unpartitionable flags.
115 (struct tree_struct_field_tag): Remove.
116 (SFT_PARENT_VAR): Likewise.
117 (SFT_OFFSET): Likewise.
118 (SFT_SIZE): Likewise.
119 (SFT_NONADDRESSABLE_P): Likewise.
120 (SFT_ALIAS_SET): Likewise.
121 (SFT_UNPARTITIONABLE_P): Likewise.
122 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
123 (union tree_node): Remove sft field.
124 * alias.c (get_alias_set): Remove special handling of SFTs.
125 * print-tree.c (print_node): Remove handling of SFTs.
126 * tree-dump.c (dequeue_and_dump): Likewise.
127 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
128 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
129 * tree-predcom.c (set_alias_info): Do not set subvars.
130 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
131 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
132 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
133 (add_vars_for_offset): Remove.
134 (add_virtual_operand): Remove special handling of SFTs.
135 (add_call_clobber_ops): Likewise.
136 (add_call_read_ops): Likewise.
137 (get_asm_expr_operands): Likewise.
138 (get_modify_stmt_operands): Likewise.
139 (get_expr_operands): Likewise.
140 (add_to_addressable_set): Likewise.
141 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
142 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
143 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not
145 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
146 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
147 (tree_node_structure): Likewise.
148 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
150 (find_what_p_points_to): Likewise.
152 2008-05-08 Sa Liu <saliu@de.ibm.com>
154 * config/spu/spu.md: Fixed subti3 pattern.
156 2008-05-08 Richard Guenther <rguenther@suse.de>
159 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
160 sure to create a representative for trailing arrays for PTA.
162 2008-05-08 Richard Guenther <rguenther@suse.de>
165 * fold-const.c (operand_equal_p): Two objects which types
166 differ in pointerness are not equal.
168 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
170 * calls.c (compute_argument_block_size): Add argument tree fndecl.
171 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
172 (emit_library_call_value_1): Add new variable fndecl initialized by
173 NULL_TREE. It should be the decl type of orgfun, but this information
174 seems not to be available here, so it uses the default calling abi.
175 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
176 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
177 by TARGET_RETURN_IN_MEMORY.
178 * config/i386/i386-interix.h: Likewise.
179 * config/i386/i386.h: Likewise.
180 * config/i386/i386elf.h: Likewise.
181 * config/i386/ptx4-i.h: Likewise.
182 * config/i386/sol2-10.h: Likewise.
183 * config/i386/sysv4.h: Likewise.
184 * config/i386/vx-common.h: Likewise.
185 * config/cris/cris.h: Removed #if 0 clause.
186 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
187 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
189 (ix86_sol10_return_in_memory): Likewise.
190 (ix86_i386elf_return_in_memory): New.
191 (ix86_i386interix_return_in_memory): New.
192 * config/mt/mt-protos.h (mt_return_in_memory): New.
193 * config/mt/mt.c: Likewise.
194 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
195 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
196 * config/bfin/bfin.h: Likewise.
197 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
199 * config/bfin/bfin.c: Likewise.
200 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
201 * config/alpha/unicosmk.h: Likewise.
202 * config/i386/cygming.h: Likewise.
203 * config/iq2000/iq2000.h: Likewise.
204 * config/mips/mips.h: Likewise.
205 * config/mn10300/mn10300.h: Likewise.
206 * config/rs6000/rs6000.h: Likewise.
207 * config/score/score.h: Likewise.
208 * config/spu/spu.h: Likewise.
209 * config/v850/v850.h: Likewise.
210 * defaults.h: Likewise.
211 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
212 * expr.c (emit_block_move): Adjust use of
213 OUTGOING_REG_PARM_STACK_SPACE.
214 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
215 OUTGOING_REG_PARM_STACK_SPACE.
216 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
218 2008-05-08 Jakub Jelinek <jakub@redhat.com>
220 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
221 on OMP_RETURN for OMP_FOR.
224 * dwarf2out.c (dw_expand_expr, common_check): Removed.
225 (fortran_common): New function.
226 (gen_variable_die): Call fortran_common instead of common_check,
227 adjust for it returning tree instead of rtx. Formatting.
229 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
233 * see.c (see_copy_insn): Copy new pure const attributes for new call.
234 * c-decl.c (merge_decls): Ditto.
235 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
236 to RTL_CONST_OR_PURE_CALL_P.
237 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
238 Initialized DECL_LOOPING_CONST_PURE.
239 (process_call_operands): Set tree_side_effects properly.
240 * tree.h (TREE_READONLY_DECL_P): Removed.
241 (DECL_IS_PURE): Renamed to DECL_PURE_P.
242 (DECL_LOOPING_OR_CONST_P): New macro.
243 (struct tree_function_decl): Added looping_const_or_pure_p.
245 (ECF_LOOPING_OR_CONST_P): New macro.
246 * rtlanal.c (pure_const_p): Removed.
247 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
248 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
250 * ipa-pure-const.c (pure_const_state_e): Added looping field.
251 (check_decl, check_tree, check_call, scan_function): Initialize
253 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
254 (static_execute): Set looping true for recursive functions.
255 Undo setting state to IPA_NEITHER for recursive functions.
257 * ifcvt.c (noce_can_store_speculate_p): Changed
258 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
259 RTL_CONST_OR_PURE_CALL_P.
260 * dse.c (scan_insn): Ditto.
261 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
262 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
263 RTL_CONST_OR_PURE_CALL_P.
264 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
265 pure_call_p to RTL_CONST_CALL_P.
266 * gimplify.c (gimplify_call_expr): Clear side effects for
267 non-looping pure and constant calls.
268 * calls.c (emit_call_1): Set rtl flags from ecf flags.
269 (flags_from_decl_or_type): Set ecf flags from decl flags.
270 (initialize_argument_information): Turn off
271 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
272 Change const to pure if callee_copies is true rather than just
274 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
275 way of marking pure calls.
276 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
277 Remove hack that was supposed to fix pr7335 and remove old
278 way of marking pure calls.
279 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
280 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
281 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
282 RTL_CONST_OR_PURE_CALL_P.
283 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
284 * loop-invariant.c (find_exits, find_invariant_bb): Changed
285 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
286 * sched-deps.c (schedule_analyze): Ditto.
287 * rtl.h (struct rtx_def): Use call field, unchanging field, and
288 return_val field of calls to represent pure and const function info.
289 (CONST_OR_PURE_CALL_P): Deleted macro.
290 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
291 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
292 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
294 * tree-optimize.c (execute_fixup_cfg): Added test for
295 ECF_LOOPING_CONST_OR_PURE.
296 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
298 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
299 effects for looping pure or const calls.
300 (verify_gimple_expr): Added verification code.
301 * config/alpha/alpha.c (alpha_legitimize_address,
302 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
304 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
305 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
306 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
307 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
308 RTL_CONST_OR_PURE_CALL_P.
309 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
310 and const calls to be deleted.
312 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
315 * config/i386/mmx.md (mmx_subv2sf3): New expander.
316 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
317 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
318 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
319 to handle nonimmediate operands.
320 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
321 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
322 to handle nonimmediate operands.
323 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
324 (mmx_pmulhrwv4hi3): New expander. Use
325 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
326 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
327 (sse2_umulv1siv1di3): New expander. Use
328 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
329 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
330 (mmx_eq<mode>3): New expander. Use
331 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
332 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
333 (mmx_uavgv8qi3): New expander. Use
334 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
335 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
336 (mmx_uavgv4hi3): New expander. Use
337 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
340 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
341 to handle nonimmediate operands.
342 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
343 to handle nonimmediate operands.
344 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
345 to handle nonimmediate operands.
346 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
347 to handle nonimmediate operands.
348 (sse2_unpckhpd_exp): New expander. Use
349 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
350 (sse2_unpcklpd_exp): New expander. Use
351 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
352 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
353 to handle nonimmediate operands.
354 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
355 to handle nonimmediate operands.
356 (*sse2_<plusminus_insn><mode>3): Rename from
357 sse2_<plusminus_insn><mode>3 insn pattern.
358 (sse2_<plusminus_insn><mode>3): New expander. Use
359 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
360 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
361 (sse2_umulv2siv2di3): New expander. Use
362 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
363 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
364 (sse4_1_mulv2siv2di3): New expander. Use
365 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
366 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
367 (sse2_pmaddwd): New expander. Use
368 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
369 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
370 (sse2_eq<mode>3): New expander. Use
371 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
372 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
373 (sse4_1_eqv2di3): New expander. Use
374 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
375 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
376 (sse2_uavgv16qi3): New expander. Use
377 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
378 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
379 (sse2_uavgv16qi3): New expander. Use
380 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
381 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
382 (sse2_uavgv8hi3): New expander. Use
383 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
384 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
385 (ssse3_pmulhrswv8hi3): New expander. Use
386 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
387 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
388 (ssse3_pmulhrswv4hi3): New expander. Use
389 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
391 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
392 (<sse>_vmmul<mode>3): Ditto.
393 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
395 (ssse3_pmaddubsw128): Use register_operand for operand 1.
396 (ssse3_pmaddubsw): Ditto.
398 * config/i386/i386.c (struct_builtin_description)
399 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
400 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
401 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
402 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
403 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
404 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
405 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
406 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
407 (ix86_fixup_binary_operands): Assert that src1
408 and src2 must have the same mode when swapped.
409 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
410 and ix86_binary_operator_ok. Do not force operands in registers
413 2008-05-07 Jan Hubicka <jh@suse.cz>
415 * cgraph.c (dump_cgraph_node): Update.
416 * cgraph.h (cgraph_local_info): Break out inline summary.
417 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
419 * ipa-inline (inline_summary): New accestor function.
420 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
421 cgraph_decide_inlining, compute_inline_parameters): Update.
422 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
424 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
426 Cleanup ColdFire scheduling support and add V4 pipeline model.
428 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
429 (define_attr cpu): Add cfv4 value.
430 (define_attr type, define_attr type1): Merge into a single 'type'
431 attribute. Update all uses.
432 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
433 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
435 (define_attr opx_mem, define_attr opy_mem): Remove.
436 (define_attr op_mem): Clean up, update comment.
437 (define_attr size): Use specific values instead of general int.
438 (define_attr guess, define_attr split): Remove. Update all uses.
439 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
440 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
441 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
442 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
443 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
444 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
445 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
446 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
447 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
448 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
449 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
450 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
451 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
452 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
453 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
454 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
455 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
456 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
457 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
458 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
459 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
460 Update or set attributes.
461 (stack_tie): New fake instruction.
463 * config/m68k/m68k.h (TUNE_CFV4): New macro.
464 (m68k_sched_attr_size): Update declaration.
465 (m68k_sched_attr_type2): Remove.
466 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
467 Declare new bypass predicates.
469 * config/m68k/m68k.c (m68k_sched_issue_rate,
470 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
472 (TARGET_SCHED_ISSUE_RATE,
473 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
474 (override_options): Handle scheduling for ColdFire V4 core.
475 (m68k_expand_prologue): Emit stack_tie.
476 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
477 'OP_TYPE_FPN'. Update all uses.
478 (sched_guess_p): Remove.
479 (sched_address_type): Handle symbolic addresses.
480 (sched_get_operand): New static function.
481 (sched_operand_type): Merge into sched_attr_op_type.
482 (sched_attr_op_type): Handle FP registers, handle quick constants,
484 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
485 (m68k_sched_attr_size): Update. Move logic to ...
486 (sched_get_attr_size_int): New static function.
487 (sched_get_opxy_mem_type): New static function.
488 (m68k_sched_attr_op_mem): Update.
489 (m68k_sched_attr_type2): Remove.
490 (sched_cfv4_bypass_data): New static variable.
491 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
492 (m68k_sched_issue_rate): Implement scheduler hook.
493 (struct _sched_ib: enabled_p): New field.
494 (m68k_sched_variable_issue): Update. Handle V4.
495 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
496 sched_dump_class_func_t, sched_dump_split_class,
497 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
498 sched_dump_dfa_class, m68k_sched_dump): Remove.
499 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
501 (m68k_sched_init_global): Remove statisctics dumping, introduce
502 sanity check that all instructions have pipeline reservations. Handle
504 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
505 Handle ColdFire V4 core.
506 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
507 New static functions.
508 (m68k_sched_address_bypass_p): New bypass predicate.
509 (sched_get_indexed_address_scale): New static function.
510 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
512 * cf.md: Update comments.
513 (define_attr type2): Remove. Use 'type' attribute instead.
515 (cf_ib): Rename to cfv123_ib. Update all uses.
516 (cf_oep): Rename to cfv123_oep. Update all uses.
517 (cf_chr): Rename to cfv123_chr. Update all uses.
518 (cf_mem): Rename to cfv123_mem. Update all uses.
519 (cf_mac): Move to more appropriate place.
520 (cfv123_guess): New automaton and cpu_unit.
521 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
522 Update uses of 'size' attribute. Handle before reload scheduling.
523 (cfv123_guess): New dummy reservation for unhandled instructions.
524 (cfv4_*): Pipeline description of ColdFire V4 core.
525 (ignore): New reservation to handle 'ignore' type.
527 2008-05-07 Ian Lance Taylor <iant@google.com>
530 * gimplify.c (find_single_pointer_decl_1): Don't look through
532 (find_single_pointer_decl): Adjust comments.
534 2008-05-07 Jakub Jelinek <jakub@redhat.com>
537 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
538 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
541 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
542 integral type rather than floating point, then VIEW_CONVERT_EXPR
543 to the floating point type.
545 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
547 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
548 TFmode op0 to register.
550 2008-05-07 Alan Modra <amodra@bigpond.net.au>
552 * c-decl.c (grokdeclarator): Comment typo.
554 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
556 * tree-flow.h: Remove prototype for computed_goto_p.
557 * tree-cfg.c (computed_goto_p): Make static.
559 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
562 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
563 (contains_aligned_value_p): This. Handle _Decimal128.
564 (ix86_function_arg_boundary): Only align _Decimal128 to its
565 natural boundary and handle it properly.
567 2008-05-06 Martin Jambor <mjambor@suse.cz>
569 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
570 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
571 (ipcp_method_set_orig_node): Removed.
572 (ipcp_cval_get_cvalue_type): Removed.
573 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
574 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
575 (ipcp_cval_set_cvalue_type): Removed.
576 (ipcp_cval_get_cvalue): Removed.
577 (ipcp_cval_set_cvalue): Removed.
578 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
579 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
580 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
581 (ipcp_cval_meet): Renamed to ipa_lattice_meet
582 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
583 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
584 (ipcp_get_ith_lattice): Changed parameters.
585 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
586 (ipcp_lattice_from_jfunc): Changed parameters.
587 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
588 (ipcp_method_cval_print): Added temporary variable info.
589 (ipcp_redirect): Removed already unused local variable caller.
590 (ipcp_redirect): New temporary variable orig_callee_info
591 (ipcp_redirect): Removed newly unused local variable callee.
592 (ipcp_redirect): Removed (a bit confusing) local variable type.
593 (ipcp_insert_stage): Added local variable info.
594 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
596 (ipcp_formal_create): Removed.
597 (ipcp_method_cval_set): Removed.
598 (ipcp_propagate_stage): Renamed lattice variables.
599 (ipcp_method_cval_set_cvalue_type): Removed.
600 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
601 (ipcp_print_all_lattices): Changed printed strings to refer to
602 lattices rather than cvals.
603 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
604 (ipcp_propagate_const): Changed formal parameters.
605 (build_const_val): Changed formal parameters.
606 (ipcp_insert_stage): Removed useless variable cvalue
607 (build_const_val): Changed formal parameters.
608 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
609 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
610 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
611 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
612 (ipcp_print_func_profile_counts): Changed string from "method" to
614 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
615 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
616 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
617 (ipcp_structures_print): Renamed to ipcp_print_all_structures
618 (ipcp_profile_print): Renamed to ipcp_print_profile_data
619 (ipcp_lat_is_const): Changed parameters and made inline.
620 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
621 (ipcp_redirect): Renamed to ipcp_need_redirect_p
622 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
623 the predicate condition directly
624 (ipcp_propagate_stage): Added local variable args. Removed local
625 variable callee. (Both are mere code simplifications.)
626 (ipcp_method_dont_insert_const): Renamed to
627 ipcp_node_not_modifiable_p.
628 (ipcp_node_not_modifiable_p): Made inline.
629 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
630 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
631 (ipcp_print_all_lattices): Removed variable cvalue
632 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
635 2008-05-06 Olivier Hainque <hainque@adacore.com>
637 * tree-sra.c (try_instantiate_multiple_fields): Early return
638 if field has POINTER_TYPE.
640 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
642 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
643 by using 'q' specifier for instruction.
644 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
646 2008-05-06 Anatoly Sokolov <aesok@post.ru>
648 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
649 Change mode of zero_extract from QImode to HImode.
650 (sign bit tests peepholes): (Ditto.).
652 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
654 * config/i386/mmx.md: Remove double backslashes from asm templates.
655 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
656 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
657 to handle nonimmediate operands.
658 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
659 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
660 to handle nonimmediate operands.
661 (*mmx_<code>v2sf3_finite): New insn pattern.
662 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
663 (mmx_<code>v2sf3): New expander. Use
664 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
665 (mmx_<plusminus_insn><mode>3): New expander. Use
666 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
667 (*mmx_<plusminus_insn><mode>3): New insn pattern.
668 (mmx_add<mode>3): Removed.
669 (mmx_ssadd<mode>3): Ditto.
670 (mmx_usadd<mode>3): Ditto.
671 (mmx_sub<mode>3): Ditto.
672 (mmx_sssub<mode>3): Ditto.
673 (mmx_ussub<mode>3): Ditto.
674 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
675 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
676 to handle nonimmediate operands.
677 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
679 (mmx_smulv4hi3_highpart): New expander. Use
680 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
681 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
683 (mmx_umulv4hi3_highpart): New expander. Use
684 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
685 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
686 (mmx_<code>v4hi3): New expander. Use
687 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
688 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
689 (mmx_<code>v8qi3): New expander. Use
690 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
691 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
692 (mmx_<code><mode>3): New expander. Use
693 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
695 2008-05-05 Jan Hubicka <jh@suse.cz>
697 PR tree-optimization/36118
698 * passes.c (pass_init_dump_file): Fix dump header.
700 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
703 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
704 VCE for function decls.
706 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
708 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
710 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
712 * config/i386/i386.md (sat_plusminus): New.
713 (plusminus_insn): Likewise.
714 (plusminus_mnemonic): Likewise.
716 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
717 (*<addsub><mode>3_cc_overflow): Renamed to ...
718 (*<plusminus_insn><mode>3_cc_overflow): This.
719 (*<addsub>si3_zext_cc_overflow): Renamed to ...
720 (*<plusminus_insn>si3_zext_cc_overflow): This.
722 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
723 (<plusminus_insn><mode>3): This.
724 (*<addsub><mode>3): Renamed to ...
725 (*<plusminus_insn><mode>3): This.
726 (<sse>_vm<addsub><mode>3): Renamed to ...
727 (<sse>_vm<plusminus_insn><mode>3): This.
728 (sse3_h<addsub>v4sf3): Renamed to ...
729 (sse3_h<plusminus_insn>v4sf3): This.
730 (sse3_h<addsub>v2df3): Renamed to ...
731 (sse3_h<plusminus_insn>v2df3): This.
732 (<plusminus_insn><mode>3): New.
733 (*<plusminus_insn><mode>3): Likewise.
734 (sse2_<plusminus_insn><mode>3): Likewise.
735 (add<mode>): Removed.
736 (*add<mode>3): Likewise.
737 (sse2_ssadd<mode>3): Likewise.
738 (sse2_usadd<mode>3): Likewise.
739 (sub<mode>3): Likewise.
740 (*sub<mode>3): Likewise.
741 (sse2_sssub<mode>3): Likewise.
742 (sse2_ussub<mode>3): Likewise.
744 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
746 * gthr-single.h: Add in required interface elements as per gthr.h.
747 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
748 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
749 Generalize UNUSED macro.
750 (__gthread_once): Add.
751 (__gthread_key_create): Add.
752 (__gthread_key_delete): Add.
753 (__gthread_getspecific): Add.
754 (__gthread_setspecific): Add.
756 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
758 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
759 the same size types for the indirect reference on the rhs, then
762 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
764 * config/i386/i386.md
765 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
766 one insn template instead of template series.
767 (*xordi_1_rex64): Ditto.
768 (*xordi_2_rex64): Ditto.
770 2008-05-05 Ira Rosen <irar@il.ibm.com>
772 PR tree-optimization/36119
773 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
776 2008-06-04 Jan Hubicka <jh@suse.cz>
778 tree-optimization/36100
779 * tree-pass.h (pass_O0_always_inline): Declare.
780 * ipa-inline.c (inline_transform): Remove dead code.
781 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
782 pass_O0_always_inline): New.
783 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
785 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
787 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
788 mnemonic in this_param move for TARGET_64BIT.
790 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
792 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
793 (*strmovsi_rex_1): Ditto.
794 (*strsetsi_1): Ditto.
795 (*strsetsi_rex_1): Ditto.
797 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
798 adddicc expanders using SWI mode iterator.
800 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
803 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
806 2008-05-04 David S. Miller <davem@davemloft.net>
808 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
809 (sparc*-*-linux*): Use linux.h in tm_file.
810 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
811 compiler defaulting to 32-bit.
812 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
814 * config/sparc/linux.h: Remove definitions now obtained
815 properly from linux.h
816 * config/sparc/linux64.h: Likewise.
817 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
818 don't want this setting for 32-bit builds in a biarch compiler.
819 * doc/install.texi: Add sparc-linux to list of targets
820 supporting --enable-targets=all.
822 2008-05-03 Andrew Pinski <pinskia@gmail.com>
824 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
826 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
828 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
829 after V4SI_FTYPE_V8HI.
830 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
831 case V4SI_FTYPE_V2DF.
833 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
835 * doc/invoke.texi (max-flow-memory-locations): Removed.
836 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
838 2008-05-03 Richard Guenther <rguenther@suse.de>
841 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
843 2008-05-02 David S. Miller <davem@davemloft.net>
845 * config.gcc (need_64bit_hwint): Document libcpp dependency.
847 2008-05-02 Simon Baldwin <simonb@google.com>
850 * c-common.h (warn_array_subscript_range): Removed.
851 * c-common.c (warn_array_subscript_range): Ditto.
852 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
853 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
855 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
857 * config/i386/i386.c (ix86_special_builtin_type): New.
858 (bdesc_special_args): Likewise.
859 (ix86_expand_special_args_builtin): Likewise.
860 (ix86_init_mmx_sse_builtins): Updated.
861 (ix86_expand_builtin): Updated.
862 (ix86_expand_store_builtin): Removed.
863 (ix86_expand_unop_builtin): Likewise.
865 * config/i386/mm3dnow.h (__v2sf): Moved to ...
866 * config/i386/mmintrin.h (__v2sf): Here.
868 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
870 (_mm_loadl_pi): Likewise.
871 (_mm_storeh_pi): Replace __v2si with __v2sf.
872 (_mm_storel_pi): Likewise.
874 * doc/extend.texi: Correct __builtin_ia32_loadhps,
875 __builtin_ia32_loadlps, __builtin_ia32_storehps,
876 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
877 __builtin_ia32_loadlpd.
879 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
881 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
882 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
883 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
884 (ix86_init_mmx_sse_builtins): Updated.
885 (ix86_expand_args_builtin): Likewise.
886 (ix86_expand_builtin): Likewise.
887 (ix86_expand_unop1_builtin): Renamed to ...
888 (ix86_expand_unop_vec_merge_builtin): This.
890 2008-05-01 Jan Hubicka <jh@suse.cz>
893 * ipa-inline.c (inline_generate_summary): Make static.
894 (inline_transform): Do not call inlining at -O0; make static.
895 * passes.c (execute_todo): Add sanity check.
896 (execute_one_ipa_transform_pass): Execute proper flags.
898 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
900 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
901 (DECL_NONADDRESSABLE_P): Likewise.
902 * alias.c (record_component_aliases): Fix comment.
904 2008-05-01 Simon Baldwin <simonb@google.com>
906 * c-common.h (warn_array_subscript_range): New function.
907 * c-common.c (warn_array_subscript_range): Ditto.
908 * tree-vrp.c (check_array_ref): Corrected code to agree with
909 comment, ignoring only arrays of size 0 or size 1.
910 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
912 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
914 * config/i386/i386.c (ix86_builtin_type): Replace
915 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
916 (bdesc_args): Updated.
917 (ix86_init_mmx_sse_builtins): Likewise.
918 (ix86_expand_args_builtin): Likewise.
920 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
923 * doc/extend.texi: Correct __builtin_ia32_palignr.
925 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
928 * config/i386/i386.c (bdesc_crc32): Removed.
929 (ix86_expand_crc32): Likewise.
930 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
931 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
932 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
933 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
934 UINT_FTYPE_UINT_UCHAR.
935 (bdesc_args): Updated. Add crc32 builtins.
936 (ix86_init_mmx_sse_builtins): Updated.
937 (ix86_expand_args_builtin): Updated to support subreg.
939 * doc/extend.texi: Correct __builtin_ia32_crc32di.
941 2008-05-01 Jan Hubicka <jh@suse.cz>
943 * tree-pass.h (opt_pass): Add IPA_PASS.
944 (varpool_node, cgraph_node): Forward declare.
945 (ipa_opt_pass): Define.
946 (pass_ipa_inline): Turn into ipa_opt_pass.
947 (pass_apply_inline): Remove.
948 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
949 (apply_inline): Turn into ....
950 (inline_transform): ... this one.
951 (inline_generate_summary): New function.
952 (pass_apply_inline): Remove.
953 * function.h (ipa_opt_pass): Forward declare structure; typedef;
955 (struct function): Add ipa_transforms_to_apply.
956 * passes.c (register_one_dump_file): Work on IPA_PASS.
957 (init_optimization_passes): Remove pass_inline_parameters and
959 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
960 (execute_one_pass) ... here; apply transforms when possible.
961 (add_ipa_transform_pass, execute_ipa_summary_asses,
962 execute_one_ipa_transform_pass): New.
963 (execute_ipa_pass_list): Update for IPA_PASS type.
965 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
967 * config/i386/i386.c (ix86_builtin_type): Add
968 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
969 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
970 (bdesc_args): Add SSE4a builtins.
971 (ix86_init_mmx_sse_builtins): Updated.
972 (ix86_expand_args_builtin): Likewise.
973 (ix86_expand_builtin): Likewise.
975 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
977 * config/i386/i386.c (ix86_builtin_type): Add
978 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
979 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
980 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
981 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
982 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
983 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
984 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
985 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
986 and DI_FTYPE_DI_DI_INT.
987 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
988 (ix86_init_mmx_sse_builtins): Updated.
989 (ix86_expand_args_builtin): Likewise.
990 (ix86_expand_builtin): Likewise.
991 (ix86_expand_binop_imm_builtin): Removed.
993 * doc/extend.texi: Correct __builtin_ia32_palignr128.
995 2008-04-30 Richard Guenther <rguenther@suse.de>
997 PR tree-optimization/32921
998 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
1000 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
1002 * config/arm/arm.c (arm_unwind_emit): Use
1003 crtl->all_throwers_are_sibcalls instead of
1004 cfun->all_throwers_are_sibcalls.
1005 (arm_output_fn_unwind): Likewise.
1006 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
1007 instead of cfun->uses_pic_offset_table.
1008 (frv_expand_prologue): Likewise.
1009 (frv_frame_pointer_required): Likewise.
1010 (frv_expand_fdpic_call): Likewise.
1011 (frv_emit_movsi): Likewise.
1012 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
1013 cfun->returns_pcc_struct instead of
1014 current_function_returns_pcc_struct.
1015 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
1016 instead of cfun->calls_eh_return.
1017 (m32c_pushm_popm): Likewise.
1018 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
1019 "extern" declaration.
1021 2008-04-30 Richard Guenther <rguenther@suse.de>
1023 PR tree-optimization/21636
1024 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
1026 (evaluate_stmt): Print the likely value.
1027 (ccp_visit_stmt): Avoid excessive vertical spacing.
1029 2008-04-30 Rafael Espindola <espindola@google.com>
1031 * builtins.c (fold_call_expr): Return realret.
1032 * tree-ssa-threadedge.c
1033 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
1034 __builtin_object_size.
1036 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
1038 * gcc.c (wrapper_string): New variable.
1039 (insert_wrapper): New function.
1040 (execute): New option -wrapper.
1041 * doc/invoke.texi (Overall Options): New driver option -wrapper.
1043 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
1045 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
1046 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
1047 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
1049 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
1050 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
1051 config/rs6000/e500crtres64gprctr.asm,
1052 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
1053 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
1054 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
1055 config/rs6000/e500crtsav64gprctr.asm,
1056 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
1057 config/rs6000/e500crtsavg64gprctr.asm: New files.
1058 * config/rs6000/t-ppccomm: Add build rules for new files.
1059 (LIB2FUNCS_STATIC_EXTRA): Add new files.
1060 * config/rs6000/t-netbsd: Add build rules for new files.
1061 (LIB2FUNCS_STATIC_EXTRA): New variable.
1062 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
1063 (CRTSAVRES_DEFAULT_SPEC): Likewise.
1064 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
1066 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
1068 * config/i386/i386.c (ix86_builtin_type): Add
1069 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
1070 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
1071 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
1072 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
1073 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
1074 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
1075 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
1076 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
1077 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
1078 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
1079 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
1080 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
1081 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
1082 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
1083 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
1084 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
1085 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
1086 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
1087 V1DI_FTYPE_V2SI_V2SI.
1088 (bdesc_2arg): Moved to ...
1090 (ix86_init_mmx_sse_builtins): Updated.
1091 (ix86_expand_args_builtin): Updated. Take a pointer
1092 to const struct builtin_description. Handle comparison
1094 (ix86_expand_sse_compare): Take a new argument for swapping operands.
1095 (ix86_expand_builtin): Updated.
1097 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
1098 (ssse3_pmaddubsw128): This.
1099 (ssse3_pmaddubswv4hi3): Renamed to ...
1100 (ssse3_pmaddubsw): This.
1102 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
1103 (__builtin_ia32_packssdw128): Likewise.
1104 (__builtin_ia32_packuswb128): Likewise.
1105 (__builtin_ia32_pmaddubsw): Likewise.
1106 (__builtin_ia32_pmaddubsw128): Likewise.
1108 2008-04-30 Richard Guenther <rguenther@suse.de>
1110 PR tree-optimization/14847
1111 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
1112 (recognize_bits_test): Use it.
1113 (recognize_single_bit_test): Likewise.
1115 2008-04-30 Martin Jambor <mjambor@suse.cz>
1117 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
1118 instead of setting number of formal parameters to zero.
1119 (ipcp_init_stage): Do not set the number of actual parameters to zero
1121 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
1122 which are called with variable number of arguments.
1123 (ipcp_insert_stage): Explicitely skipping all nodes which are
1124 called with variable number of arguments.
1125 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
1126 number of parameters.
1128 * ipa-prop.h (struct ipa_node_params): Added flag
1129 called_with_var_arguments
1130 (ipa_set_param_count): Added. Changed sole setter to use it.
1131 (ipa_get_param_count): Added. All readers of param_count
1132 converted to use it instead.
1133 (ipa_set_called_with_variable_arg): Added.
1134 (ipa_is_called_with_var_arguments): Added.
1135 (ipa_get_ith_param): Added. All readers of param_decls converted
1137 (ipa_set_cs_argument_count): Added, sole writer to argument_count
1139 (ipa_get_cs_argument_count): Added, all readers of argument_count
1141 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
1144 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
1145 (struct ipcp_lattice): Renamed cval_type to type
1146 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
1148 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
1149 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
1150 (ipcp_insert_stage): Changed the type of variable cvalue to tree
1151 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
1152 (build_const_val): Changed the type of parameter cvalue to tree
1153 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
1154 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
1156 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
1159 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
1160 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
1161 (ipa_add_method): Renamed to ipa_push_func_to_list
1162 (ipa_remove_method): Renamed to ipa_pop_func_from_list
1163 (ipa_callsite_param_count): Removed.
1164 (ipa_callsite_param_count_set): Removed.
1165 (ipa_callsite_param): Removed.
1166 (ipa_callsite_callee): Removed.
1167 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
1168 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
1169 (ipa_method_formal_count): Removed.
1170 (ipa_method_formal_count_set): Removed.
1171 (ipa_method_get_tree): Removed.
1172 (ipa_method_tree_map_create): Removed.
1173 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
1174 (ipa_create_param_decls_array): Creates the array itself
1175 (ipa_create_param_decls_array): Temporary variable info instead of
1177 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
1178 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
1179 (get_type): Removed.
1180 (ipa_jf_get_info_type): Removed.
1181 (ipa_node_create): Renamed to ipa_create_node_params
1182 (ipa_free): Renamed to ipa_free_all_node_params
1183 (ipa_nodes_create): Renamed to ipa_create_all_node_params
1184 (ipa_edges_create): Renamed to ipa_create_all_edge_args
1185 (ipa_edges_free): Renamed to ipa_free_all_edge_args
1186 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
1187 (ipa_free_all_node_params): Deallocation to jump_functions moved to
1188 ipa_free_all_edge_args
1189 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
1190 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
1191 (ipa_create_methodlist_node): Removed.
1192 (ipa_methodlist_method): Removed.
1193 (ipa_methodlist_method_set): Removed.
1194 (ipa_methodlist_next_method): Removed.
1195 (ipa_methodlist_next_method_set): Removed.
1196 (ipa_method_is_modified): Removed.
1197 (ipa_method_modify_create): Removed.
1198 (ipa_method_modify_init): Temporary variable info instead of a few
1200 (ipa_detect_param_modifications): Temporary variable info instead of
1202 (ipa_compute_jump_functions): Temporary variable info instead of
1204 (ipa_method_modify_set): Removed.
1205 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
1206 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
1207 than craph_node as the first parameter.
1208 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
1209 (ipa_method_modify_init): Removed.
1210 (ipa_compute_jump_functions): Added a temp variable instead of
1211 repeatadly dereferencing the cgraph_edge.aux pointer
1212 (ipa_callsite_param_set_type): Removed.
1213 (ipa_compute_jump_functions): i renamed to index and moved to
1215 (ipa_callsite_param_set_info_type_formal): Removed.
1216 (ipa_callsite_param_set_info_type): Removed.
1217 (ipa_callsite_param_map_create): Removed.
1218 (ipa_callsite_tree): Removed.
1219 (ipa_callsite_caller): Removed.
1220 (ipa_pop_func_from_list): return_method removed to return_func
1222 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
1223 prefixed all values with IPA_. Changed all users.
1224 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
1225 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
1226 and FORMAL_IPATYPE IPA_PASS_THROUGH.
1227 (union parameter_info): Renamed to jump_func_value.
1228 (union jump_func_value): Renamed value to constant
1229 (struct ipa_jump_func): Renamed info_type to value
1230 (struct ipa_node): Renamed to ipa_node_params
1231 (struct ipa_node_params): Renamed ipa_arg_num to param_count
1232 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
1233 (struct ipa_node_params): Renamed ipa_mod to modified_flags
1234 (struct ipa_edge): Renamed to ipa_edge_args
1235 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
1236 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
1237 (struct ipa_methodlist): Renamed to ipa_func_list
1238 (struct ipa_func_list): method_p renamed to node, next_method
1240 (ipa_methodlist_p): Removed, switched all users to struct pointer
1241 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
1243 2008-04-30 Alan Modra <amodra@bigpond.net.au>
1245 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
1246 (rs6000_emit_epilogue): Use backchain to restore only when we
1247 have a large frame. Make use of frame pointer to restore if we
1248 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
1250 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
1252 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
1253 Add mode to zero_extract.
1254 (sign bit tests peepholes): (Ditto.).
1256 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
1258 * config/i386/i386.c (ix86_builtins): Replace Prescott New
1259 Instructions in comments with SSE3.
1260 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
1261 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
1262 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
1263 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
1264 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
1265 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
1266 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
1267 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
1268 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
1269 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
1270 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
1271 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
1272 (bdesc_sse_args): Renamed to ...
1273 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
1274 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
1275 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
1277 (bdesc_1arg): Moved to ...
1279 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
1280 Instructions in comments with SSE3.
1281 (ix86_expand_sse_operands_builtin): Renamed to ...
1282 (ix86_expand_args_builtin): This. Updated.
1283 (ix86_expand_unop1_builtin): Update comments.
1284 (ix86_expand_builtin): Updated.
1286 2008-04-29 Richard Guenther <rguenther@suse.de>
1288 PR tree-optimization/36078
1289 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
1290 Update virtual SSA form after cleaning up the CFG.
1292 2008-04-29 Richard Guenther <rguenther@suse.de>
1295 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
1297 2008-04-29 Richard Guenther <rguenther@suse.de>
1299 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
1300 (compute_may_aliases): Do not call finalize_ref_all_pointers.
1301 (compute_flow_insensitive_aliasing): Do not treat
1302 PTR_IS_REF_ALL pointers special.
1303 (get_smt_for): Likewise.
1304 (may_alias_p): Re-structure.
1305 (is_escape_site): A ref-all pointer conversion is not an escape site.
1306 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
1307 PTR_IS_REF_ALL pointers special.
1308 * tree-ssa-structalias.h (struct alias_info): Remove
1309 ref_all_symbol_mem_tag field.
1310 (PTR_IS_REF_ALL): Remove.
1312 2008-04-29 Richard Guenther <rguenther@suse.de>
1315 * fold-const.c (extract_muldiv_1): In combining division constants
1316 make sure to never overflow.
1318 2008-04-29 Nick Clifton <nickc@redhat.com>
1320 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
1322 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1325 * optc-gen.awk: Work around HP-UX/IA awk bug.
1327 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
1329 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
1332 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1335 * config/i386/i386.md
1336 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
1337 Change operand 1 predicate to nonimmediate_operand.
1339 2008-04-28 Jakub Jelinek <jakub@redhat.com>
1342 * dwarf2out.c (struct die_struct): Mark as chain_circular through
1344 * gengtype.c (walk_type, write_func_for_structure): Handle
1346 * doc/gty.texi: Document chain_circular.
1348 2008-04-28 Richard Guenther <rguenther@suse.de>
1350 PR tree-optimization/36066
1351 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
1354 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
1357 * config/i386/i386.md
1358 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
1359 Use match_scratch instead of match_operand for operands 3 and 4.
1361 2008-04-27 Richard Guenther <rguenther@suse.de>
1363 PR tree-optimization/18754
1364 PR tree-optimization/34223
1365 * tree-pass.h (pass_complete_unrolli): Declare.
1366 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
1367 loop size before and after unconditionally of UL_NO_GROWTH in effect.
1368 Rewrite loop into loop closed SSA form if it is not already.
1369 (tree_unroll_loops_completely): Re-structure to iterate over
1370 innermost loops with intermediate CFG cleanups.
1371 Unroll outermost loops only if requested or the code does not grow
1373 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
1374 loops are available.
1375 (tree_vectorize): Instead do so here.
1376 (tree_complete_unroll): Also unroll outermost loops.
1377 (tree_complete_unroll_inner): New function.
1378 (gate_tree_complete_unroll_inner): Likewise.
1379 (pass_complete_unrolli): New pass.
1380 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
1381 uses outside of the loop.
1382 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
1383 form if it is available.
1384 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
1385 * passes.c (init_optimization_passes): Schedule complete inner
1386 loop unrolling pass before the first CCP pass after final inlining.
1388 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
1390 * targhooks.h (default_emutls_var_fields,
1391 default_emutls_var_init): Declare.
1392 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
1393 * target.h (struct gcc_target): Add struct emutls member.
1394 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
1395 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
1396 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
1397 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
1398 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
1399 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
1400 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
1401 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
1402 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
1403 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
1404 emit debug information.
1405 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
1406 * varasm.c: Include targhooks.h.
1407 (emutls_object_section, emutls_tmpl_section): New.
1408 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
1409 (EMUTLS_SEPARATOR): New.
1411 (get_emutls_object_name): New.
1412 (default_emutls_var_fields): New, broken out of ...
1413 (get_emutls_object_type): ... here. Adjust to use target hooks.
1414 (get_emutls_init_templ_addr): Adjust to use target hooks.
1415 (emutls_decl): Adjust to use target hooks.
1416 (emutls_finish): Likewise.
1417 (default_emutls_var_init): New, broken out of ...
1418 (assemble_variable): ... here. Adjust to use target hooks.
1419 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
1421 * c-common.c (handle_section_attribute): Prevent overriding
1422 sections for emulated tls with special sections.
1423 * config/i386/i386.c (x86_64_elf_select_section): Add
1424 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
1425 (x86_64_elf_unique_section): Likewise.
1426 * config/vxworks.c: Include tree.h.
1427 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
1428 (vxworks_override_options): Set TLS scheme.
1429 * doc/tm.texi (Emulated TLS): New node.
1431 2008-04-26 Simon Baldwin <simonb@google.com>
1434 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
1435 with propagated string constants.
1437 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
1439 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
1440 constraint for operand 2 when operand 0 is memory operand.
1441 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
1442 operand 0 is memory operand.
1443 (fix_trunc<mode>_i387_with_temp): Ditto.
1444 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
1445 operand 2 when operand 1 is memory operand.
1446 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
1447 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
1448 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
1449 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
1450 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
1451 operands 2,3 and 4 when operand 1 is memory operand.
1452 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
1454 (fistdi2_floor_with_temp): Ditto.
1455 (fist<mode>2_floor_with_temp): Ditto.
1456 (fistdi2_ceil_with_temp): Ditto.
1457 (fist<mode>2_ceil_with_temp): Ditto.
1458 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
1460 2008-04-26 David Daney <ddaney@avtrex.com>
1462 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
1464 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
1465 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
1466 UNSPEC_UPDATE_GOT_VERSION): Renumber.
1467 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
1468 (compare_and_swap_12): New insn.
1469 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
1470 * config/mips/mips.c (mips_force_binary): New function.
1471 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
1472 (mips_expand_compare_and_swap_12): New function.
1473 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
1475 2008-04-25 Jan Hubicka <jh@suse.cz>
1478 * cfgexpand.c (pass_expand): Turn into RTL pass.
1479 * passes.c (execute_one_pass): Do pass typechecking after execution.
1480 * tree-pass.h (pass_expand): Turn into RTL pass.
1482 * function.h (struct rtl_data): Move here fields
1483 accesses_prior_frames, calls_eh_return, saves_all_registers,
1484 has_nonlocal_goto, has_asm_statement, is_thunk,
1485 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
1486 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
1487 arg_pointer_save_area_init from struct function; turn into bool.
1488 (struct function): Move
1489 calls_eh_return, saves_all_registers, has_nonlocal_goto,
1490 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
1491 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
1492 tail_call_emit, arg_pointer_save_area_init
1493 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
1494 (current_function_returns_struct, current_function_returns_pcc_struct,
1495 current_function_calls_setjmp, current_function_calls_alloca,
1496 current_function_accesses_prior_frames,
1497 current_function_calls_eh_return, current_function_is_thunk,
1498 current_function_stdarg, current_function_profile,
1499 current_function_limit_stack, current_function_uses_pic_offset_table,
1500 current_function_uses_const_pool, current_function_has_nonlocal_label,
1501 current_function_saves_all_registers,
1502 current_function_has_nonlocal_goto,
1503 current_function_has_asm_statement): Remove accesor macros.
1504 * ra-conflict.c (global_conflicts): Update.
1505 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
1506 (suitable_for_tail_call_opt_p): Update.
1507 * builtins.c (expand_builtin_return_addr): Update.
1508 (expand_builtin_setjmp_setup): Update.
1509 (expand_builtin_nonlocal_goto): Update.
1510 * final.c (final_start_function): Update.
1511 (profile_function): Update.
1512 (leaf_function_p): Update.
1513 (only_leaf_regs_used): Update.
1514 * df-scan.c (df_get_exit_block_use_set): Update.
1515 * dojump.c (clear_pending_stack_adjust): Update.
1516 * tree-stdarg.c (gate_optimize_stdarg): Update.
1517 * gimple-low.c (lower_function_body): Update.
1518 * global.c (compute_regsets): Update.
1519 (global_alloc): Update.
1520 * dwarf2out.c (dwarf2out_begin_prologue): Update.
1521 * expr.c (expand_assignment): Update.
1522 * dse.c (dse_step0): Update.
1523 (dse_step1): Update.
1524 * c-decl.c (store_parm_decls): Update.
1525 * local-alloc.c (combine_regs): Update.
1526 (find_free_reg): Update.
1527 * function.c (assign_parms_augmented_arg_list): Update.
1528 (assign_parm_find_data_types): Update.
1529 (assign_parms): Update.
1530 (allocate_struct_function): Update.
1531 (expand_function_start): Update.
1532 (expand_function_end): Update.
1533 (get_arg_pointer_save_area): Update.
1534 (thread_prologue_and_epilogue_insns): Update.
1535 (rest_of_match_asm_constraints): Update.
1536 * stor-layout.c (variable_size): Update.
1537 * gcse.c (gcse_main): Update.
1538 (bypass_jumps): Update.
1539 * gimplify.c (gimplify_function_tree): Update.
1540 * calls.c (emit_call_1): Update.
1541 (expand_call): Update.
1542 * bt-load.c (compute_defs_uses_and_gen): Update.
1543 * except.c (sjlj_assign_call_site_values): Update.
1544 (sjlj_emit_function_enter): Update.
1545 (can_throw_external): Update.
1546 (set_nothrow_function_flags): Update.
1547 (expand_builtin_unwind_init): Update.
1548 (expand_eh_return): Update.
1549 (convert_to_eh_region_ranges): Update.
1550 (output_function_exception_table): Update.
1551 * emit-rtl.c (gen_tmp_stack_mem): Update.
1552 * cfgexpand.c (expand_used_vars): Update.
1553 (tree_expand_cfg): Update.
1554 * cfgcleanup.c (rest_of_handle_jump): Update.
1555 * explow.c (allocate_dynamic_stack_space): Update.
1556 * varasm.c (assemble_start_function): Update.
1557 (force_const_mem): Update.
1558 (mark_constant_pool): Update.
1559 * tree-optimize.c (tree_rest_of_compilation): Update.
1560 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
1561 * tree-cfg.c (notice_special_calls): Update.
1562 (is_ctrl_altering_stmt): Update.
1563 (tree_can_make_abnormal_goto): Update.
1564 (tree_purge_dead_abnormal_call_edges): Update.
1565 * config/alpha/predicates.md: Update.
1566 * config/alpha/alpha.c (alpha_sa_mask): Update.
1567 (alpha_sa_size): Update.
1568 (alpha_does_function_need_gp): Update.
1569 (alpha_expand_prologue): Update.
1570 (alpha_start_function): Update.
1571 (alpha_output_function_end_prologue): Update.
1572 (alpha_expand_epilogue): Update.
1573 * config/frv/frv.c (frv_stack_info): Update.
1574 (frv_expand_epilogue): Update.
1575 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
1576 (s390_register_info): Update.
1577 (s390_frame_info): Update.
1578 (s390_init_frame_layout): Update.
1579 (s390_can_eliminate): Update.
1580 (save_gprs): Update.
1581 * config/spu/spu.c (spu_split_immediate): Update.
1582 (need_to_save_reg): Update.
1583 (spu_expand_prologue): Update.
1584 (spu_expand_epilogue): Update.
1585 * config/sparc/sparc.md: Update.
1586 * config/sparc/sparc.c (eligible_for_return_delay): Update.
1587 (sparc_tls_got): Update.
1588 (legitimize_pic_address): Update.
1589 (sparc_emit_call_insn): Update.
1590 (sparc_expand_prologue): Update.
1591 (output_return): Update.
1592 (print_operand): Update.
1593 (sparc_function_ok_for_sibcall): Update.
1594 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
1595 * config/m32r/m32r.md: Update.
1596 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
1597 (m32r_compute_frame_size): Update.
1598 (m32r_expand_prologue): Update.
1599 (m32r_expand_epilogue): Update.
1600 (m32r_legitimize_pic_address): Update.
1601 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
1602 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
1603 * config/i386/i386.c (ix86_frame_pointer_required): Update.
1605 (ix86_save_reg): Update.
1606 (ix86_compute_frame_layout): Update.
1607 (ix86_expand_prologue): Update.
1608 (ix86_expand_epilogue): Update.
1609 * config/sh/sh.c (output_stack_adjust): Update.
1610 (calc_live_regs): Update.
1611 (sh5_schedule_saves): Update.
1612 (sh_expand_prologue): Update.
1613 (sh_expand_epilogue): Update.
1614 (sh_setup_incoming_varargs): Update.
1615 (sh_allocate_initial_value): Update.
1616 (sh_get_pr_initial_val): Update.
1617 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
1618 * config/sh/sh.md (label:): Update.
1619 * config/avr/avr.c (out_movhi_mr_r): Update.
1620 * config/crx/crx.h (enum): Update.
1621 * config/xtensa/xtensa.h (along): Update.
1622 * config/stormy16/stormy16.c Update.
1623 (xstormy16_compute_stack_layout): Update.
1624 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
1625 (fr30_expand_prologue): Update.
1626 * config/cris/cris.c (cris_conditional_register_usage): Update.
1627 (cris_reg_saved_in_regsave_area): Update.
1628 (cris_initial_frame_pointer_offset): Update.
1629 (cris_simple_epilogue): Update.
1630 (cris_expand_prologue): Update.
1631 (cris_expand_epilogue): Update.
1632 (cris_expand_pic_call_address): Update.
1633 (cris_asm_output_symbol_ref): Update.
1634 (cris_asm_output_label_ref): Update.
1635 * config/cris/cris.md Update.
1636 * config/iq2000/iq2000.c (compute_frame_size): Update.
1637 (iq2000_expand_epilogue): Update.
1638 * config/mt/mt.h (save_direction): Update.
1639 * config/mn10300/mn10300.c (mn10300_function_value): Update.
1640 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
1641 (ia64_secondary_reload_class): Update.
1642 * config/m68k/m68k.c (m68k_save_reg): Update.
1643 (m68k_expand_prologue): Update.
1644 (m68k_expand_epilogue): Update.
1645 (legitimize_pic_address): Update.
1646 * config/rs6000/rs6000.c (rs6000_got_register): Update.
1647 (first_reg_to_save): Update.
1648 (first_altivec_reg_to_save): Update.
1649 (compute_vrsave_mask): Update.
1650 (compute_save_world_info): Update.
1651 (rs6000_stack_info): Update.
1652 (spe_func_has_64bit_regs_p): Update.
1653 (rs6000_ra_ever_killed): Update.
1654 (rs6000_emit_eh_reg_restore): Update.
1655 (rs6000_emit_allocate_stack): Update.
1656 (rs6000_emit_prologue): Update.
1657 (rs6000_emit_epilogue): Update.
1658 (rs6000_output_function_epilogue): Update.
1659 (output_profile_hook): Update.
1660 (rs6000_elf_declare_function_name): Update.
1661 * config/rs6000/rs6000.h (rs6000_args): Update.
1662 * config/rs6000/rs6000.md: Update.
1663 * config/mcore/mcore.c (mcore_expand_prolog): Update.
1664 * config/arc/arc.c (arc_output_function_epilogue): Update.
1665 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
1666 * config/darwin.c (machopic_function_base_name): Update.
1667 * config/score/score3.c (score3_compute_frame_size): Update.
1670 (score3_epilogue): Update.
1671 * config/score/score7.c (score7_compute_frame_size): Update.
1672 (score7_prologue): Update.
1673 (score7_epilogue): Update.
1674 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
1675 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
1676 * config/arm/arm.c (use_return_insn): Update.
1677 (require_pic_register): Update.
1678 (arm_load_pic_register): Update.
1679 (arm_compute_save_reg0_reg12_mask): Update.
1680 (arm_compute_save_reg_mask): Update.
1681 (thumb1_compute_save_reg_mask): Update.
1682 (output_return_instruction): Update.
1683 (arm_output_function_prologue): Update.
1684 (arm_output_epilogue): Update.
1685 (arm_get_frame_offsets): Update.
1686 (arm_expand_prologue): Update.
1687 (thumb_pushpop): Update.
1688 (thumb_exit): Update.
1689 (thumb1_expand_prologue): Update.
1690 (thumb1_expand_epilogue): Update.
1691 (arm_unwind_emit): Update.
1692 (arm_output_fn_unwind): Update.
1693 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
1694 * config/arm/arm.md: Update.
1695 * config/pa/pa.md: Update.
1696 * config/pa/pa.c (legitimize_pic_address): Update.
1697 (compute_frame_size): Update.
1698 (hppa_expand_prologue): Update.
1699 (hppa_expand_epilogue): Update.
1700 (borx_reg_operand): Update.
1701 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
1702 (HARD_REGNO_RENAME_OK): Update.
1703 * config/mips/mips.c (mips_global_pointer): Update.
1704 (mips_save_reg_p): Update.
1705 (mips_compute_frame_info): Update.
1706 (mips_frame_pointer_required): Update.
1707 (mips_expand_prologue): Update.
1708 (mips_expand_epilogue): Update.
1709 (mips_can_use_return_insn): Update.
1710 (mips_reorg_process_insns): Update.
1711 * config/v850/v850.c (compute_register_save_size): Update.
1712 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
1713 * config/mmix/mmix.c (along): Update.
1714 (mmix_expand_epilogue): Update.
1715 * config/bfin/bfin.c (legitimize_pic_address): Update.
1716 (must_save_p): Update.
1717 (stack_frame_needed_p): Update.
1718 (add_to_reg): Update.
1719 (bfin_expand_prologue): Update.
1720 * stmt.c (expand_asm_operands): Update.
1721 * reload1.c (reload): Update.
1722 (init_elim_table): Update.
1724 2008-04-25 Bob Wilson <bob.wilson@acm.org>
1726 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
1728 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
1730 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
1731 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
1732 (mov<mode>): Removed.
1733 (*movv4sf_internal): Likewise.
1734 (*movv2df_internal): Likewise.
1736 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
1738 * config.gcc (crx-*-elf): Remove deprecation.
1740 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
1742 * config/i386/cygming-crtend.c (register_frame_ctor): Register
1743 __gcc_deregister_frame with atexit.
1744 (deregister_frame_dtor): Remove.
1746 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
1747 Nathan Sidwell <nathan@codesourcery.com>
1749 * config/rs6000/rs6000.opt (mspe): Remove Var property.
1751 * config/rs6000/rs6000.h (rs6000_spe): Declare.
1752 (rs6000_isel): Likewise.
1753 * config/rs6000/rs6000.c (rs6000_spe): New variable.
1754 (rs6000_isel): New variable.
1755 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
1757 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1760 * c-common.c (handle_vector_size_attribute): Call
1761 lang_hooks.types.reconstruct_complex_type instead of
1762 reconstruct_complex_type.
1763 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
1764 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
1765 * langhooks.h (struct lang_hooks_for_types): Add
1766 reconstruct_complex_type hook.
1767 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
1768 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
1770 2008-04-24 Richard Guenther <rguenther@suse.de>
1772 * c-common.h (check_builtin_function_arguments): Declare.
1773 * c-common.c (validate_nargs): New function.
1774 (check_builtin_function_arguments): Likewise.
1775 * c-typeck.c (build_function_call): Call
1776 check_builtin_function_arguments.
1777 * builtins.c (fold_builtin_classify): Remove error reporting code.
1778 (fold_builtin_unordered_cmp): Likewise.
1779 (fold_builtin_1): Likewise.
1780 (fold_builtin_n): Likewise.
1782 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1784 PR tree-optimization/36008
1785 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
1786 the original op1, rather than delta by step.
1788 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
1789 Sebastian Pop <sebastian.pop@amd.com>
1791 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
1792 eliminate_local_variables_stmt, eliminate_local_variables,
1793 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
1794 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
1795 of code delimited by two edges in the CFG.
1796 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
1797 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
1798 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
1799 the case of parallelisation of reductions.
1800 (expr_invariant_in_region_p): New.
1802 * tree-flow.h (gather_blocks_in_sese_region): Declared.
1803 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
1805 2008-04-24 Ira Rosen <irar@il.ibm.com>
1806 Richard Guenther <rguenther@suse.de>
1808 PR tree-optimization/36034
1809 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
1810 incapable of dealing with loads with gaps.
1812 2008-04-24 Rafael Espindola <espindola@google.com>
1814 * tree-flow.h (vrp_evaluate_conditional): Change signature.
1815 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1816 vrp_evaluate_conditional.
1817 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
1818 (vrp_evaluate_conditional): Split the cond argument.
1819 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
1820 (simplify_stmt_for_jump_threading): Update call to
1821 vrp_evaluate_conditional.
1823 2008-04-24 Ira Rosen <irar@il.ibm.com>
1825 PR tree-optimization/35982
1826 * tree-vect-analyze.c (vect_check_interleaving): Check that the
1827 interleaved data-refs are of the same type.
1829 2008-04-24 Danny Smith <dannysmith@users.net>
1831 * c-format.c (check_format_info_main): Use strncmp rather than a
1832 magic prefix to handle multichar length specs.
1833 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
1834 Don't prefix "I64" and "I32" with '\0'.
1836 2008-04-24 Jakub Jelinek <jakub@redhat.com>
1839 * config/i386/i386.c (init_cumulative_args): Don't pass anything
1840 in registers for -m32 only if stdarg_p (fntype).
1842 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
1844 PR rtl-optimization/36006
1845 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
1846 temp to op0 in order to avoid invalid rtx sharing.
1848 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
1850 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
1851 check TREE_INVARIANT.
1852 * tree-gimple.c (is_gimple_address): New.
1853 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
1854 * tree-gimple.h (is_gimple_address): New.
1855 * tree.h (decl_address_invariant_p): New.
1856 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
1857 (build_string): Likewise.
1858 (decl_address_invariant_p): New, from is_gimple_invariant_address.
1859 (tree_invariant_p_1): Likewise.
1860 (save_expr): Use it.
1861 (tree_invariant_p): New.
1862 (skip_simple_arithmetic): Use it.
1863 (stabilize_reference_1): Use it.
1864 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
1866 (build1_stat): Drop code to compute TREE_INVARIANT.
1867 (build2_stat): Drop code to compute TREE_INVARIANT.
1868 (build3_stat): Drop code to compute TREE_INVARIANT.
1869 (build4_stat): Drop code to compute TREE_INVARIANT.
1870 (build5_stat): Drop code to compute TREE_INVARIANT.
1871 (build7_stat): Drop code to compute TREE_INVARIANT.
1872 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
1873 * tree.h (struct tree_base): Remove invariant_flag.
1874 (TREE_INVARIANT): Remove.
1875 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
1876 (fold_builtin_expect): Check TREE_CONSTANT.
1877 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
1878 * c-tree.h (c_expr_to_decl): Drop third parameter.
1879 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
1880 (build_c_cast): Don't set TREE_INVARIANT.
1881 (pop_init_level): Don't set TREE_INVARIANT.
1882 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
1883 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
1885 (gimplify_init_constructor): Don't set TREE_INVARIANT.
1886 (gimplify_addr_expr): Adjust comment.
1887 * tree-mudflap.c (mf_build_string):
1888 * print-tree.c (print_node): Don't print TREE_INVARIANT.
1889 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
1890 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
1891 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
1892 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
1893 * langhooks.h (struct lang_hooks): Drop third parameter from
1896 2008-04-23 Richard Guenther <rguenther@suse.de>
1898 PR tree-optimization/27799
1899 PR tree-optimization/32921
1900 PR tree-optimization/32624
1901 * tree-ssa-structalias.c (merge_smts_into): Only merge the
1902 SMTs aliases and the tag itself into the solution.
1903 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
1904 merge the points-to solution back into the SMT aliases.
1905 (may_alias_p): Use alias_set_subset_of instead of
1906 aliases_conflict_p. A pointer which points to
1907 memory with alias set zero may access any variable.
1909 2008-04-23 Richard Guenther <rguenther@suse.de>
1911 * alias.c (alias_set_subset_of): Correctly handle asking
1912 if zero is a subset of an alias set with zero child.
1913 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
1914 (compute_flow_insensitive_aliasing): Correctly walk all
1915 pointers. Do not unnecessarily union sets.
1917 2008-04-23 Richard Guenther <rguenther@suse.de>
1920 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
1922 2008-04-22 Tomas Bily <tbily@suse.cz>
1924 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
1926 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
1928 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
1929 * tree-ssa-structalias.c (get_constraint_for): Likewise.
1930 * tree-inline.c (estimate_num_insns_1): Likewise.
1931 * varasm.c (const_hash_1, compare_constant, copy_constant)
1932 (compute_reloc_for_constant, output_addressed_constants): Likewise.
1933 * emit-rtl.c (component_ref_for_mem_expr)
1934 (set_mem_attributes_minus_bitpos): Likewise.
1935 * expr.c (highest_pow2_factor, expand_expr_real_1, )
1936 (is_aligning_offset): Likewise.
1937 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
1938 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
1939 * dojump.c (do_jump): Likewise.
1940 * builtins.c (get_pointer_alignment, get_memory_rtx)
1941 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
1942 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
1944 2008-04-23 Jakub Jelinek <jakub@redhat.com>
1946 PR rtl-optimization/36017
1947 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
1948 expanding the library call.
1950 2008-04-22 Ian Lance Taylor <iant@google.com>
1952 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
1955 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
1957 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
1958 of LR/CTR moves for Power6.
1960 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
1963 * passes.c (init_optimization_passes): Remove
1964 pass_fast_rtl_byte_dce.
1966 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
1969 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
1970 builtin functions to generate faster code.
1971 (_mm_cvtpu16_ps): Ditto.
1972 (_mm_cvtpi32x2_ps): Ditto.
1974 2008-04-22 Nick Clifton <nickc@redhat.com>
1976 * common.opt (ftree-loop-distribution): Add Optimization
1979 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
1980 (frv_expand_builtin_va_start): Likewise.
1982 * config/arm/arm.c (thumb_find_work_register): Fix location of
1983 argument register count.
1985 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1987 Support scheduling for ColdFire V1 and V3 microarchitecture.
1988 Improve scheduling of multiplication instructions.
1990 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
1991 (mac): New instruction attribute.
1992 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
1993 (m68k_sched_mac): New variable.
1994 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
1995 Handle cfv1 and cfv3.
1996 (max_insn_size): New static variable.
1997 (struct _sched_ib): New type.
1998 (sched_ib): New static variable.
1999 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
2000 to fields of 'struct _sched_ib sched_ib'. Update all uses.
2001 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
2003 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
2004 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
2005 new variables. Update.
2006 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
2007 Add modeling of cfv3 instruction buffer. Update.
2008 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
2009 * config/m68k/m68k.h (TUNE_CFV3): New macro.
2010 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
2011 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
2012 a particular reservation applies to.
2013 (type2): Reorganize attribute values. Rename alu to alu_reg,
2014 alu_l to alu, move_l to omove. Join move to alu. Split mul
2016 (cf_ib_*): Simplify description of instruction buffer.
2017 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
2018 (cf_mem): Split into cf_mem1 and cf_mem2.
2019 (cf_v2_move_??): Rename to cfv12_alu_??.
2020 (cf_v2_move_l_??): Rename to cfv12_omove_??.
2021 (cf_v2_mul_??): Remove reservations.
2022 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
2023 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
2024 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
2026 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
2027 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
2028 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
2029 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
2030 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
2031 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
2032 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
2033 expansions of the above reservations for instructions of sizes
2036 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
2038 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
2040 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
2042 * coverage.c: Include tree-pass.h.
2043 (coverage_counter_alloc): Print da_file_name to the dump file.
2045 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2047 * sbitmap.c (sbitmap_range_empty_p): New function.
2048 * sbitmap.h (sbitmap_range_empty_p): New function.
2049 * bitmap.h: Now includes obstack.h.
2051 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
2052 Kenneth Zadeck <zadeck@naturalbridge.com>
2054 * dbgcnt.def (ra_byte_scan): Added.
2055 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
2056 when the last hit happens for a counter.
2057 * timevar.def (TV_DF_BYTE_LR): New variable.
2058 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
2059 * passes.c (pass_fast_rtl_byte_dce): New pass.
2060 * fwprop.c (update_df): Added mode to call df_ref_create.
2061 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2062 DF_REF_EXTRACT_OFFSET.
2063 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
2064 DF_BYTE_LR_OUT, df_byte_lr): New macro.
2066 (df_ref_extract): Added mode field.
2067 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
2068 DF_REF_EXTRACT_OFFSET.
2069 (DF_REF_EXTRACT_MODE): New macro.
2070 (df_byte_lr_bb_info): New structure.
2071 (df_print_byte_regset, df_compute_accessed_bytes,
2072 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
2073 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
2074 df_byte_lr_simulate_uses,
2075 df_byte_lr_simulate_artificial_refs_at_top,
2076 df_byte_lr_simulate_artificial_refs_at_end,
2077 df_compute_accessed_bytes): New function.
2078 (df_ref_create): Add parameter.
2079 (df_byte_lr_get_bb_info): New inline function.
2080 * df-scan.c (df_ref_record, df_uses_record,
2081 df_ref_create_structure): Added mode parameter.
2082 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
2083 df_defs_record, df_uses_record, df_get_conditional_uses,
2084 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2085 df_entry_block_defs_collect, df_exit_block_uses_collect):
2086 Added mode parameter to calls to df_ref_record, df_uses_record,
2087 df_ref_create_structure.
2088 (df_ref_equal_p, df_ref_compare): Added test for modes.
2089 (df_ref_create_structure): Added code to set mode. Renamed
2090 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
2091 DF_REF_EXTRACT_OFFSET.
2092 * df-core.c (df_print_byte_regset): New function.
2093 * df-byte-scan.c: New file.
2094 * df-problems.c (df_rd_transfer_function): Removed unnecessary
2095 calls to BITMAP_FREE.
2096 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
2097 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
2098 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
2099 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
2100 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
2101 df_byte_lr_local_compute, df_byte_lr_init,
2102 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
2103 df_byte_lr_transfer_function, df_byte_lr_free,
2104 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
2105 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
2106 df_byte_lr_simulate_uses,
2107 df_byte_lr_simulate_artificial_refs_at_top,
2108 df_byte_lr_simulate_artificial_refs_at_end): New function.
2109 * dce.c (byte_dce_process_block): New function.
2110 (dce_process_block): au is now passed in rather than computed
2111 locally. Changed loops that look at artificial defs to not look
2112 for conditional or partial ones, because there never are any.
2113 (fast_dce): Now is able to drive byte_dce_process_block or
2114 dce_process_block depending on the kind of dce being done.
2115 (rest_of_handle_fast_dce): Add parameter to fast_dce.
2116 (rest_of_handle_fast_byte_dce): New function.
2117 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
2118 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
2120 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
2123 * gcc.h: Added fortran options that take arguments to
2124 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
2127 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
2129 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
2130 scalarization if on the LHS and not a full access.
2132 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2134 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
2136 2008-04-18 Rafael Espindola <espindola@google.com>
2138 * tree-vrp.c (find_case_label_index): Fix the binary search.
2139 (find_case_label_range): New.
2140 (vrp_visit_switch_stmt): Use find_case_label_range.
2141 (simplify_switch_using_ranges): Use find_case_label_range.
2143 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
2145 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
2146 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
2148 2008-04-18 Tom Tromey <tromey@redhat.com>
2151 * doc/cpp.texi (Implementation-defined behavior): Mention
2154 2008-04-18 Ian Lance Taylor <iant@google.com>
2156 * fold-const.c (pointer_may_wrap_p): New static function.
2157 (fold_comparison): Add another test for pointer overflow. Use
2158 pointer_may_wrap_p to disable some false positives.
2160 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
2162 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
2163 (fname_as_string): Match updated cpp_interpret_string prototype.
2164 (fix_string_type): Support char16_t* and char32_t*.
2165 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
2166 derivative) nodes. Register as builtin if C++0x.
2167 (c_parse_error): Support CPP_CHAR{16,32}.
2168 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
2169 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
2170 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
2171 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
2172 CTI_CHAR32_ARRAY_TYPE>: New elements.
2173 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
2174 char32_type_node, signed_char32_type_node, char16_array_type_node,
2175 char32_array_type_node): New defines.
2176 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
2177 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
2178 (lex_string): Support CPP_STRING{16,32}, match updated
2179 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
2180 (lex_charconst): Support CPP_CHAR{16,32}.
2181 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
2182 and CPP_STRING{16,32}.
2184 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
2187 * aclocal.m4: Regenerate.
2188 * configure: Regenerate.
2190 2008-04-18 Jan Hubicka <jh@suse.cz>
2192 * except.c (dw2_size_of_call_site_table,
2193 sjlj_size_of_call_site_table): Use vector API for call_site_record.
2195 * cgraphbuild.c (build_cgraph_edges): Update.
2196 * tree-pass.h: Update comment.
2197 * final.c (leaf_function_p): Update.
2198 (leaf_renumber_regs): Update.
2199 (rest_of_clean_state): Update.
2200 * omp-low.c (expand_omp_parallel): Update.
2201 * ipa-reference.c (analyze_function): Update.
2202 * reorg.c (find_end_label): Update.
2203 (optimize_skip): Update.
2204 (fill_simple_delay_slots): Update.
2205 (fill_simple_delay_slots): Update.
2206 (make_return_insns): Update.
2207 (dbr_schedule): Update.
2208 * gimple-low.c (record_vars_into): Update.
2209 * cfgbuild.c (make_edges): Update.
2210 * function.c (assign_stack_local): Update.
2211 (assign_parm_adjust_stack_rtl): Update.
2212 (locate_and_pad_parm): Update.
2213 (allocate_struct_function): Do not initialize stack_alignment_needed
2214 and preferred_stack_boundary here.
2215 (stack_protect_prologue): Update.
2216 (stack_protect_epilogue): Update.
2217 (expand_function_start): Initialize stack_alignment_needed,
2218 preferred_stack_boundary and max_jumptable_ents.
2219 (expand_function_end): Update.
2220 (free_after_compilation): Do not NULLify epilogue_delay_list.
2221 * function.h (struct rtl_data): Add stack_protect_guard,
2222 stack_alignment_needed,
2223 preferred_stack_boundary, epilogue_delay_list.
2224 (struct function): Remove value_histograms, stack_alignment_needed,
2225 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
2227 unexpanded_var_list, stack_protect_guard.
2228 (current_function_epilogue_delay_list): Remove.
2229 * ipa-type-escape.c (analyze_function): Update.
2230 * gimplify.c (pop_gimplify_context): Update comment.
2231 * calls.c (expand_call): Update.
2232 (emit_library_call_value_1): Update.
2233 * except.c (set_nothrow_function_flags): Update.
2234 * cfgexpand.c (get_decl_align_unit): Update.
2235 (create_stack_guard): Update.
2236 (estimated_stack_frame_size): Update.
2237 (expand_used_vars): Update.
2238 (tree_expand_cfg): Free histogram earliers, init expansion variables.
2239 * explow.c (allocate_dynamic_stack_space): Update.
2240 * tree-ssa-live.c (remove_unused_locals): Update.
2241 * varasm.c (mark_constant_pool): Update.
2242 * tree-inline.c (remap_decls): Update.
2243 (initialize_cfun): Update.
2244 (declare_return_variable): Update.
2245 (inline_forbidden_p): Update.
2246 (expand_call_inline): Update.
2247 (declare_inline_vars): Update.
2248 (tree_function_versioning): Update.
2249 * tree-flow.h (value_histograms): New.
2250 (VALUE_HISTOGRAMS): New macro.
2251 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
2253 * tree-cfg.c (set_bb_for_stmt): Update.
2254 (replace_by_duplicate_decl): Update.
2255 (move_block_to_fn): Update.
2256 (new_label_mapper): Update.
2257 (dump_function_to_file): Update.
2258 * ipa-struct-reorg.c (build_data_structure): Update.
2259 * cfgrtl.c (print_rtl_with_bb): Update.
2260 * reload1.c (reload): Update.
2262 * config/i386/i386.c (setup_incoming_varargs_64,
2263 ix86_compute_frame_layout): Update.
2264 * config/arc/arc.c (arc_output_function_epilogue): Update.
2266 2008-04-18 Marius Strobl <marius@FreeBSD.org>
2268 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
2269 for FreeBSD as well.
2270 * gthr-posix95.h: Likewise.
2272 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
2274 PR rtl-optimization/35838
2275 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
2276 out the byte offset of the first subreg.
2278 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
2280 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
2281 to split_ti instead of three separate calls with single member arrays.
2282 (subti3 splitter): Ditto.
2283 (adddi3 splitter): Ditto with split_di.
2284 (subdi3 splitter): Ditto.
2285 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
2286 two separate calls with single member arrays. Swap match_dup
2287 operands 1 and 2 to better fit into the array.
2288 (negdi2 splitter): Ditto with split_di.
2289 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
2290 two separate calls with single member arrays. Swap match_dup operands
2291 6 and 7 to better fit into the array.
2293 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
2295 * config/i386/i386.c (sse_builtin_type): New.
2296 (bdesc_sse_args): Likewise.
2297 (bdesc_sse_3arg): Removed.
2298 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2299 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
2300 IX86_BUILTIN_ROUNDPS.
2301 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
2302 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
2303 IX86_BUILTIN_ROUNDPS.
2304 (ix86_expand_sse_4_operands_builtin): Removed.
2305 (ix86_expand_sse_operands_builtin): New.
2306 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
2307 and CODE_FOR_sse4_1_roundps.
2308 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
2309 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
2311 2008-04-17 Alan Modra <amodra@bigpond.net.au>
2314 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
2315 regs before frame pop when needed. If use_backchain_to_restore_sp
2316 then load backchain into a temp reg to restore vr and vrsave. Add
2317 code to restore vr after frame pop if possible.
2319 2008-04-17 Richard Guenther <rguenther@suse.de>
2321 * tree-vn.c (expressions_equal_p): Do not check type
2322 equality or compatibility before calling operand_equal_p.
2323 * fold-const.c (operand_equal_p): Check equivalence of
2324 integer constants before bailing out due to signedness or
2325 precision differences.
2326 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
2327 spurious differences in type qualification. Ignore types
2328 for COMPONENT_REFs at all.
2330 2008-04-17 Christian Bruel <christian.bruel@st.com>
2332 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
2333 msw_skip comparison.
2335 2008-04-16 Jakub Jelinek <jakub@redhat.com>
2338 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
2341 PR tree-optimization/35899
2342 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
2343 rather than TREE_OPERAND.
2345 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
2348 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
2349 temporary registers. Change operand predicate to general_operand.
2350 (remainderxf3): Ditto.
2352 2008-04-16 Richard Guenther <rguenther@suse.de>
2354 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
2355 * tree-affine.c (aff_combination_expand): Look through some
2358 2008-04-15 Doug Kwan <dougkwan@google.com>
2360 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
2362 * tree-pretty-print.c (dump_generic_node): Ditto.
2363 * final.c (output_addr_const): Ditto.
2364 * dwarf2out.c (output_cfi): Ditto.
2365 * c-pretty-print.c (pp_c_integer_constant): Ditto.
2366 * print-rtl.c (print_rtx): Ditto.
2367 * print-tree.c (print_node_brief, print_node): Ditto.
2368 * c-common.c (match_case_to_enum_1): Ditto.
2369 * sched-vis.c (print_value): Ditto.
2370 * config/i386/i386.c (print_operand): Cast to long unsigned int
2373 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
2374 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
2375 MS Windows VirtualProtect function.
2377 2008-04-15 Jan Hubicka <jh@suse.cz>
2379 * gengtype.c (write_root): Param_is argument is OK.
2380 * expr.c (expand_expr_real_1): Update call of get_exception_*.
2381 * function.h: Include varray.h
2382 (rtl_eh): New stucture based on except.c one.
2383 (call_site_record): New forward declaration and vector type.
2384 * calls.c (emit_call_1): Do not call
2385 note_current_region_may_contain_throw.
2386 * except.c (eh_status): Remove cur_region, try_region since they are
2388 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
2389 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
2390 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
2391 Remove call_site_data_used, call_site_data_size.
2392 Turn call_site_record into vector in function.h.
2393 (note_current_region_may_contain_throw): Remove.
2394 (get_exception_pointer, get_exception_filter): Do not take struct
2395 function argument; update.
2396 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
2397 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
2398 build_post_landing_pads, dw2_build_landing_pads,
2399 sjlj_assign_call_site_values, sjlj_mark_call_sites,
2400 sjlj_emit_function_enter, sjlj_emit_function_enter,
2401 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
2402 sjlj_build_landing_pads, finish_eh_generation,
2403 remove_exception_handler_label, remove_eh_handler,
2404 maybe_remove_eh_handler, add_reachable_handler,
2405 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
2406 add_action_record, collect_one_action_chain, add_call_site,
2407 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
2408 sjlj_output_call_site_table, output_function_exception_table,
2409 * except.h (note_current_region_may_contain_throw): Remove
2410 (get_exception_pointer, get_exception_filter): Do not take struct
2412 * Makefile.in (GTFILES): Put varargs before struct function.
2414 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
2416 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
2417 punt for STRING_CST.
2418 (get_constraint_for): Deal with STRING_CST here instead.
2420 2008-04-15 Richard Guenther <rguenther@suse.de>
2422 * tree-ssa-propagate.c (substitute_and_fold): Substitute
2423 statements in a basic-block with a backward walk. Do not
2424 substitute into dead statements but instead remove those.
2426 2008-04-15 Richard Guenther <rguenther@suse.de>
2428 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
2429 to zero, thus disable creation of SFTs.
2431 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
2433 * tree-predcom.c (suitable_reference_p): Return false if the
2434 reference can throw.
2436 2008-04-15 Jakub Jelinek <jakub@redhat.com>
2439 * c-decl.c (finish_decl): If extern or static var has variable
2440 size, set TREE_TYPE (decl) to error_mark_node.
2442 2008-04-15 Rafael Espindola <espindola@google.com>
2444 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
2447 2008-04-15 Richard Guenther <rguenther@suse.de>
2449 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
2450 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
2451 (visit_reference_op_load): Do walk vuse-vdef chains on
2452 vn_reference_lookup.
2453 (visit_reference_op_store): But do not here.
2454 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
2455 vn_reference_lookup.
2456 (vn_lookup_with_vuses): But do so here.
2458 2008-04-14 Ian Lance Taylor <iant@google.com>
2460 * fold-const.c (fold_overflow_warning): Remove assertion.
2462 2008-04-15 Ben Elliston <bje@au.ibm.com>
2464 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
2465 temp1 local variables.
2467 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
2470 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
2471 ".text.unlikely" section as executable.
2473 2008-04-14 James E. Wilson <wilson@tuliptree.org>
2475 * config/ia64/ia64.c (rtx_needs_barrier): Handle
2476 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
2477 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
2478 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
2479 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
2480 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
2481 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
2483 2008-04-14 Ian Lance Taylor <iant@google.com>
2485 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
2486 * fold-const.c (fold_comparison): If appropriate, test
2487 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
2488 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
2489 reassociating a pointer type.
2490 * doc/invoke.texi (Optimize Options): Document that
2491 -fstrict-overflow applies to pointer wraparound.
2493 2008-04-13 Jan Hubicka <jh@suse.cz>
2495 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
2497 2008-04-12 Andrew Pinski <pinskia@gmail.com>
2499 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
2500 we are going to "save the world".
2502 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
2504 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
2505 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
2506 operand 0 constraint, not "=".
2508 2008-04-11 James E. Wilson <wilson@tuliptree.org>
2510 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
2512 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
2514 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
2515 of size of positions_needed * CHAR_BIT.
2517 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
2520 * dse.c (store_info): Change positions_needed to unsigned
2522 (lowpart_bitmask): New.
2523 (record_store): Cast to unsigned HOST_WIDE_INT for
2524 positions_needed. Assert width <= size of positions_needed *
2525 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
2526 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
2527 lowpart_bitmask to set mask.
2529 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
2531 * config/bfin/constraints.md: New file.
2532 * config/bfin/bfin.md: Include it.
2533 (adddi3): Use satisfies_constraint functions instead of the old macros.
2534 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
2535 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
2536 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
2537 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
2538 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
2539 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
2540 EXTRA_CONSTRAINT): Delete.
2541 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
2542 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
2544 * config/bfin/bfin.c: Include "tm-constrs.h".
2545 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
2546 Use satisfies_constraint functions instead of the old macros.
2547 * doc/md.texi (Blackfin Constraints): Update file name reference.
2549 2008-04-11 Richard Guenther <rguenther@suse.de>
2551 PR tree-optimization/35869
2552 * tree-vrp.c (execute_vrp): Move switch statement update after
2553 jump threading. Schedule another cfg cleanup run.
2555 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
2558 * attribs.c (decl_attributes): Return early on errorneous node.
2560 2008-04-10 Oleg Ryjkov <olegr@google.com>
2562 * tree.h (struct tree_base): Added a new flag default_def_flag.
2563 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
2565 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
2567 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
2569 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2572 * pa.md: Define mode iterator P. Define mode attribute dwc.
2573 (dcacheflush): Update pattern to use iterator P and attribute dwc.
2574 (icacheflush): Likewise.
2575 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
2576 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
2578 2008-04-11 Ben Elliston <bje@au.ibm.com>
2580 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
2582 2008-04-10 Rafael Espindola <espindola@google.com>
2584 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
2585 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
2586 (extract_range_from_expr): The same.
2588 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2590 * config/mips/mips.md (GPR2): New mode iterator.
2592 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
2593 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
2594 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
2595 Rewrite these to take two modes, the mode of comparison and the
2596 mode of the destination.
2597 * config/mips/mips.c (mips_expand_scc): Instead of having
2598 paradoxical subreg as destination, expand "narrowing" scc if mode
2599 of comparison is SI and target is requested in DI mode.
2600 (mips_emit_int_order_test): Update comment. Make mode of
2601 comparison match CMP0 rather than TARGET. When creating inverse
2602 target use mode of TARGET.
2604 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
2606 * gcov-dump.c (tag_summary): Only print summaries for the first
2607 GCOV_COUNTERS_SUMMABLE counters.
2609 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
2611 * config/i386/i386.md (absneg): New code iterator.
2612 (absnegprefix): New code attribute.
2613 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
2614 patterns using absneg code iterator.
2615 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
2616 using absneg code iterator.
2617 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
2618 *neg<mode>2 patterns using absneg code iterator.
2619 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
2620 *negextendsfdf2 patterns using absneg code iterator.
2621 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
2622 *negextendsfxf2 patterns using absneg code iterator.
2623 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
2624 *negextendsfdf2 patterns using absneg code iterator.
2625 * config/i386/sse.md (<code><mode>2): Macroize expander from
2626 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
2628 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
2630 * config/s390/s390.h: Remove the remains of the recent search
2631 & replace action of current_function_outgoing_args_size.
2633 2008-04-10 Ira Rosen <irar@il.ibm.com>
2635 PR tree-optimization/35821
2636 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
2637 NEW_STMT_LIST is not NULL.
2639 2008-04-09 David Edelsohn <edelsohn@gnu.org>
2642 * toplev.c (process_options): Remove -ffunction-sections debugging
2645 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
2647 PR middle-end/PR28690
2648 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
2649 than gen_rtx_fmt_ee to perform more canonicalizations.
2651 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2654 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
2656 2008-04-09 Richard Guenther <rguenther@suse.de>
2658 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
2659 (dump_function_to_file): Dump function arguments with types.
2661 2008-04-08 Richard Guenther <rguenther@suse.de>
2663 * fold-const.c (fold_widened_comparison): Do not allow
2664 sign-changes that change the result.
2666 2008-04-08 Janis Johnson <janis187@us.ibm.com>
2669 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
2670 kinds of indirect references.
2672 2008-04-08 David Edelsohn <edelsohn@gnu.org>
2674 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
2675 GNU Fortran language string.
2677 2008-04-08 Rafael Espindola <espindola@google.com>
2679 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
2680 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
2681 * tree.h (tree_call_nonnegative_warnv_p): New.
2683 2008-04-08 Jan Hubicka <jh@suse.cz>
2685 * function.c (free_after_compilation): Clear out regno_reg_rtx
2688 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
2691 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
2693 PR middle-end/PR28690
2694 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
2695 same precedence as REG_POINTER and MEM_POINTER operands.
2697 2008-04-08 Richard Guenther <rguenther@suse.de>
2700 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
2701 for adding index to base.
2703 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
2705 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
2706 (MINGW_ENABLE_EXECUTE_STACK): New.
2707 (IN_LIBGCC2): For libgcc include windows.h file for
2708 function declarations.
2710 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
2712 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
2713 and tem2 if tem1 is not a REG or MULT.
2715 2008-04-08 Jan Hubicka <jh@suse.cz>
2717 * function.h (incomming_args): Break out of struct function.
2718 (function_subsections): Break out of struct function.
2719 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
2720 return_rtx and hard_reg_initial_vals from struct function.
2721 Kill inl_max_label_num.
2722 (current_function_pops_args, current_function_args_info,
2723 current_function_args_size, current_function_args_size,
2724 current_function_pretend_args_size,
2725 current_function_outgoing_args_size,
2726 current_function_internal_arg_pointer, current_function_return_rtx):
2727 Kill compatibility accestor macros.
2728 * builtins.c (expand_builtin_apply_args_1): Update.
2729 (expand_builtin_next_arg): Update.
2730 * df-scan.c (df_get_call_refs): Update.
2731 * dbxout.c (dbxout_function_end): Update.
2732 * dwarf2out.c (dwarf2out_switch_text_section): Update.
2733 (output_line_info): Update.
2734 (secname_for_decl): Update.
2735 (dwarf2out_var_location): Update.
2736 * function.c (free_after_compilation): Update.
2737 (assign_parm_find_stack_rtl): Update.
2738 (assign_parms): Update.
2739 (expand_dummy_function_end): Update.
2740 (expand_function_end): Update.
2741 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
2742 (expand_call): Update.
2743 (emit_library_call_value_1): Update.
2744 (store_one_arg): Update.
2745 * varasm.c (initialize_cold_section_name): Update.
2746 (unlikely_text_section): Update.
2747 (unlikely_text_section_p): Update.
2748 (assemble_start_function): Update.
2749 (assemble_end_function): Update.
2750 (default_section_type_flags): Update.
2751 (switch_to_section): Update.
2752 * integrate.c (set_decl_abstract_flags): Update.
2753 (get_hard_reg_initial_val): Update.
2754 (has_hard_reg_initial_val): Update.
2755 (allocate_initial_values): Update.
2756 * resource.c (init_resource_info): Update.
2757 * config/alpha/alpha.c (NUM_ARGS): Update.
2758 (direct_return): Update.
2759 (alpha_va_start): Update.
2760 (alpha_sa_size): Update.
2761 (alpha_initial_elimination_offset): Update.
2762 (alpha_expand_prologue): Update.
2763 (alpha_start_function): Update.
2764 (alpha_expand_epilogue): Update.
2765 (unicosmk_initial_elimination_offset):
2766 * config/alpha/alpha.md (call expander): Update.
2767 * config/s390/s390.c (s390_register_info): Update.
2768 (s390_register_info): Update.
2769 (s390_frame_info): Update.
2770 (s390_initial_elimination_offset): Update.
2771 (s390_build_builtin_va_list): Update.
2772 (s390_va_start): Update.
2773 * config/spu/spu.c (direct_return): Update.
2774 (spu_expand_prologue): Update.
2775 (spu_initial_elimination_offset): Update.
2776 (spu_build_builtin_va_list): Update.
2777 (spu_va_start): Update.
2778 * config/sparc/sparc.c (sparc_init_modes): Update.
2779 (sparc_compute_frame_size): Update.
2780 (function_value): Update.
2781 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
2782 * config/i386/i386.md (return expander): Update.
2783 * config/i386/i386.c (ix86_va_start): Update.
2784 (ix86_can_use_return_insn_p): Update.
2785 (ix86_compute_frame_layout): Update.
2786 (ix86_expand_epilogue): Update.
2787 * config/sh/sh.c (output_stack_adjust): Update.
2788 (calc_live_regs): Update.
2789 (sh_expand_prologue): Update.
2790 (sh_builtin_saveregs): Update.
2791 (sh_va_start): Update.
2792 (initial_elimination_offset): Update.
2793 (sh_allocate_initial_value): Update.
2794 (sh_function_ok_for_sibcall): Update.
2795 (sh_get_pr_initial_val): Update.
2796 * config/sh/sh.md (return expander): Update.
2797 * config/avr/avr.c (frame_pointer_required_p): UPdate.
2798 * config/crx/crx.c (crx_compute_frame): UPdate.
2799 (crx_initial_elimination_offset): UPdate.
2800 * config/xtensa/xtensa.c (compute_frame_size): Update
2801 (xtensa_builtin_saveregs): Update.
2802 (xtensa_va_start): Update.
2803 (order_regs_for_local_alloc): Update.
2804 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
2805 (xstormy16_expand_builtin_va_start): Update.
2806 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
2807 * config/m68hc11/m68hc11.md (return expanders): Update.
2808 * config/m68hc11/m68hc11.c (expand_prologue): Update.
2809 (expand_epilogue): Update.
2810 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
2811 (cris_simple_epilogue): Update.
2812 (cris_expand_prologue): Update.
2813 (cris_expand_epilogue): Update.
2814 * config/iq2000/iq2000.c (iq2000_va_start): Update.
2815 (compute_frame_size): Update.
2816 * config/mt/mt.c (mt_compute_frame_size): Update.
2817 * config/mn10300/mn10300.c (expand_prologue): Update.
2818 (expand_epilogue): Update.
2819 (initial_offset): Update.
2820 (mn10300_builtin_saveregs):
2821 * config/mn10300/mn10300.md (return expander): Update.
2822 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
2823 (ia64_initial_elimination_offset): Update.
2824 (ia64_initial_elimination_offset): Update.
2825 (ia64_expand_prologue): Update.
2826 * config/m68k/m68k.md (return expander): Update.
2827 * config/rs6000/rs6000.c (rs6000_va_start): Update.
2828 (rs6000_stack_info): Update.
2829 * config/mcore/mcore.c (layout_mcore_frame): Update.
2830 (mcore_expand_prolog): Update.
2831 * config/arc/arc.c (arc_compute_frame_size): Update.
2832 * config/score/score3.c (score3_compute_frame_size): Update.
2833 * config/score/score7.c (score7_compute_frame_size): Update.
2834 * config/arm/arm.c (use_return_insn): Update.
2835 (thumb_find_work_register): Update.
2836 (arm_compute_save_reg_mask): Update.
2837 (arm_output_function_prologue): Update.
2838 (arm_output_epilogue): Update.
2839 (arm_size_return_regs): Update.
2840 (arm_get_frame_offsets): Update.
2841 (arm_expand_prologue): Update.
2842 (thumb_exit): Update.
2843 (thumb_unexpanded_epilogue): Update.
2844 (thumb1_output_function_prologue): Update.
2845 * config/pa/pa.md (return expander): Update.
2846 * config/pa/pa.c (compute_frame_size): Update.
2847 (hppa_builtin_saveregs): Update.
2848 * config/mips/mips.c (mips_va_start): Update.
2849 (mips16_build_function_stub): Update.
2850 (mips_compute_frame_info): Update.
2851 (mips_restore_gp): Update.
2852 (mips_output_function_prologue): Update.
2853 (mips_expand_prologue): Update.
2854 * config/v850/v850.c (compute_frame_size): Update.
2855 (expand_prologue): * config/mmix/mmix.c (along): update.
2856 (mmix_initial_elimination_offset): update.
2857 (mmix_reorg): update.
2858 (mmix_use_simple_return): update.
2859 (mmix_expand_prologue): update.
2860 (mmix_expand_epilogue): Update.
2861 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
2862 (emit_link_insn): Update.
2864 2008-04-08 Anatoly Sokolov <aesok@post.ru>
2866 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
2867 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
2869 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
2872 2008-04-07 Jan Hubicka <jh@suse.cz>
2874 * function.h (rtl): Rename to x_rtl.
2876 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
2877 frame_offset, stack_check_probe_note, arg_pointer_save_area,
2878 used_temp_slots avail_temp_slots, temp_slot_level,
2879 nonlocal_goto_handler_labels): Update accesstors.
2880 (rtl): New global variable.
2881 (struct function): Move some fileds to rtl_data.
2882 (get_arg_pointer_save_area): Update prototype.
2883 * builtins.c (expand_builtin_setjmp_receiver): Update call of
2884 get_arg_pointer_save_area.
2885 * expr.c (init_expr): Update
2886 * function.c (get_frame_size): Update
2887 (assign_stack_local): Update
2888 (expand_function_end): Update.
2889 (get_art_pointer_save_area): Update
2891 * emit-rtl.c (rtl): Declare.
2892 (regno_reg_rtx): Declare.
2893 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
2895 (gen_reg_rtx): Update.
2896 * varasm.c (n_deferred_constatns): Update accestor.
2897 (init_varasm_status): Do not allocate varasm_status.
2898 (force_const_mem, get_pool_size, output_constant_pool): Update.
2899 * stmt.c (force_label_rtx): Do not use x_ prefixes.
2900 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
2901 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
2902 * sparc/sparc.h (INIT_EXPANDERS): Update.
2903 * ia64/ia64.h (INIT_EXPANDERS): Update.
2905 2008-04-07 James E. Wilson <wilson@tuliptree.org>
2907 * reload.c (push_secondary_reload): Add missing break to for loop.
2909 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
2911 PR middle-end/PR28690
2912 * rtlanal.c: Update copyright years.
2913 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
2914 as REG_POINTER and MEM_POINTER operands.
2915 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
2916 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
2917 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
2918 * gcse.c: Update copyright years.
2919 (pre_delete): Call gen_reg_rtx_and_attrs.
2920 (hoist_code): Likewise.
2921 (build_store_vectors): Likewise.
2922 (delete_store): Likewise.
2923 * loop-invariant.c (move_invariant_reg): Likewise.
2924 Update copyright years.
2926 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
2928 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
2929 control string instead of quoted.
2931 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
2933 * doc/rtl.texi: Rewrite of subreg section.
2935 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
2938 * config/i386/i386.c (legitimize_pic_address): Add treating
2939 of dllimport SYM_REF's.
2940 (legitimize_dllimport_symbol): Add prototype.
2942 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
2944 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
2945 reference in constructor with non self-referential type.
2947 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
2949 Removal of Return with Depressed Stack Pointer support
2950 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
2951 (ECF_SP_DEPRESSED): Likewise.
2952 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
2953 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
2954 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2955 (expand_call): Do not test ECF_SP_DEPRESSED.
2956 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2957 * function.c (keep_stack_depressed): Delete.
2958 (handle_epilogue_set): Likewise.
2959 (update_epilogue_consts): Likewise.
2960 (emit_equiv_load): Likewise.
2961 (thread_prologue_and_epilogue_insns): Remove support for Return with
2962 Depressed Stack Pointer.
2963 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
2965 2008-04-06 Richard Guenther <rguenther@suse.de>
2967 PR tree-optimization/35400
2968 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
2969 information from SSA_NAMEs.
2971 2008-04-06 Anatoly Sokolov <aesok@post.ru>
2973 * config/avr/avr.h (avr_mega_p): Remove declaration.
2974 (AVR_MEGA): Remove macro.
2975 * config/avr/avr.c (avr_mega_p): Remove variable.
2976 (avr_override_options): Remove inicializion of avr_mega_p.
2977 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
2978 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
2979 (avr_jump_mode): (Ditto.).
2980 (avr_output_progmem_section_asm_op): (Ditto.).
2981 (avr_asm_init_sections): (Ditto.).
2982 (avr_asm_init_sections): (Ditto.).
2983 (avr_rtx_costs): (Ditto.).
2984 * config/avr/avr.md: (Ditto.).
2985 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
2988 2008-04-06 Richard Guenther <rguenther@suse.de>
2990 PR tree-optimization/35842
2991 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
2992 is_gimple_invariant_address.
2994 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2996 * gcc.c (default_compilers): Sync Fortran extensions list with
2997 that in fortran/lang-specs.h.
2998 * doc/invoke.texi: Likewise.
2999 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
3000 * dwarf2out.c (gen_compile_unit_die): Likewise.
3002 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
3004 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
3006 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
3009 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
3010 attribute is used for nested functions.
3012 2008-04-05 Jan Hubicka <jh@suse.cz>
3014 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
3016 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
3018 (dump_files): Update.
3019 (enable_rtl_dump_file): Do not accept letter argument.
3020 * tree-pass.h (dump_file_info): Remove letter argument.
3021 * toplev.c (decode_d_option): Update -da handling.
3022 * toplev.h (enable_rtl_dump_file): Update prototype.
3023 * passes.c (register_one_dump_file): Do not accept IPA argument; work
3024 it out based on pass type.
3025 (register_dump_files_1): Likewise.
3026 (init_optimization_passes): Update register_one_dump_file calls.
3027 (execute_one_pass): Sanity check that IPA passes are called at IPA
3028 level and RTL passes at RTL level.
3029 (execute_pass_list): IPA pass can not be after or subpass of
3031 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
3032 disallov RTL subpasses of IPA subpasses.
3034 2008-04-05 Ben Elliston <bje@au.ibm.com>
3036 * tree-cfg.c (need_fake_edge_p): Return false for calls to
3037 builtins that return exactly once and do not throw. Cache call to
3040 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
3042 PR rtl-optimization/34916
3044 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
3045 between instruction pairs.
3047 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
3049 * doc/invoke.texi: Document -mbitops for SH.
3050 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
3051 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
3052 * config/sh/sh.c (print_operand): Add %t operand code.
3053 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
3054 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
3055 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
3056 (extendqihi2): Likewise.
3057 (movqi_i): Likewise.
3058 (insv): Use bset, bclr and bst instructions for SH2A if possible.
3059 (extv): Use bld instruction for SH2A if possible.
3061 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
3062 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
3063 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
3064 (bset.b, bclr.b): Define peepholes.
3065 * config/sh/sh.opt (mbitops): New option.
3067 2008-04-04 Janis Johnson <janis187@us.ibm.com>
3070 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
3071 and view convert expression.
3073 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3076 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
3078 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
3080 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
3082 * config/i386/cpuid.h (bit_AES): New.
3083 (bit_PCLMUL): Likewise.
3085 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
3086 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
3087 SSE2 if AES or PCLMUL is enabled.
3088 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
3089 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3090 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
3091 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
3092 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
3093 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
3094 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
3095 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
3096 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
3097 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
3098 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
3099 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
3100 __builtin_ia32_aeskeygenassist128 and
3101 __builtin_ia32_pclmulqdq128.
3102 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
3103 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
3104 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
3106 * config/i386/i386.h (TARGET_AES): New.
3107 (TARGET_PCLMUL): Likewise.
3108 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
3110 * config/i386/i386.md (UNSPEC_AESENC): New.
3111 (UNSPEC_AESENCLAST): Likewise.
3112 (UNSPEC_AESDEC): Likewise.
3113 (UNSPEC_AESDECLAST): Likewise.
3114 (UNSPEC_AESIMC): Likewise.
3115 (UNSPEC_AESKEYGENASSIST): Likewise.
3116 (UNSPEC_PCLMUL): Likewise.
3118 * config/i386/i386.opt (maes): New.
3119 (mpclmul): Likewise.
3121 * config/i386/sse.md (aesenc): New pattern.
3122 (aesenclast): Likewise.
3124 (aesdeclast): Likewise.
3126 (aeskeygenassist): Likewise.
3127 (pclmulqdq): Likewise.
3129 * config/i386/wmmintrin.h: New.
3131 * doc/extend.texi: Document AES and PCLMUL built-in function.
3133 * doc/invoke.texi: Document -maes and -mpclmul.
3135 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
3137 * function.c (free_after_parsing): Replace with
3138 cxx_push_function_context from C++ front-end.
3139 (allocate_struct_function): Don't call langhook.
3140 * langhooks.h (struct lang_hooks_for_functions): Delete.
3141 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
3143 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
3144 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
3145 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
3146 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
3147 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
3148 remove LANG_HOOKS_FUNCTION_INITIALIZER.
3149 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
3151 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
3152 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
3154 2008-04-04 Jakub Jelinek <jakub@redhat.com>
3157 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
3160 2008-04-04 Richard Guenther <rguenther@suse.de>
3163 * fold-const.c (optimize_minmax_comparison): Use the correct
3164 type for the constant in the simplified comparison.
3166 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
3168 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
3169 Pass L2 size as "--param l2-cache-size" to the compiler.
3170 (decode_l2_cache): New function to decode L2 cache parameters using
3171 0x8000006 extended cpuid function.
3172 (detect_caches_amd): Determine parameters of L2 cache using
3173 decode_l2_caches function.
3174 (decode_caches_intel): Decode L2 cache parameters.
3175 (detect_caches_intel): Determine L2 cache parameters using
3176 decode_caches_intel and decode_l2_caches functions.
3178 2008-04-03 Bob Wilson <bob.wilson@acm.org>
3180 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
3181 secondary input reload for subword loads from the constant pool.
3183 2008-04-03 Janis Johnson <janis187@us.ibm.com>
3186 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
3187 constants of the appropriate size for runtime calculations.
3190 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
3191 decimal-float literal constant zero.
3193 2008-04-03 Jakub Jelinek <jakub@redhat.com>
3196 * c-parser.c (c_parser_omp_atomic): Call
3197 default_function_array_conversion on the RHS.
3200 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
3201 call is_variable_sized if decl has incomplete type.
3203 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
3205 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
3207 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
3209 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
3211 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
3212 (sgt<u>): Merge sgt and sgtu into new expander.
3213 (sgt, sgtu): Remove expanders.
3214 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
3215 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
3216 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
3217 *sgtu_<mode>_mips16 into new pattern.
3218 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
3219 (sge<u>): Merge sge and sgeu into new expander.
3220 (sge, sgeu): Remove expanders.
3221 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
3223 (*sge_<mode>, second *sge_<mode>): Remove patterns.
3224 (slt<u>): Merge slt and sltu into new expander.
3225 (slt, sltu): Remove expanders.
3226 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
3227 (*slt_<mode>, *sltu_<mode>): Remove patterns.
3228 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
3229 *sltu_<mode>_mips16 into new pattern.
3230 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
3231 (sle<u>): Merge sle and sleu into new expander.
3232 (sle, sleu): Remove expanders.
3233 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
3234 (*sle_<mode>, *sleu_<mode>): Remove patterns.
3235 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
3236 *sleu_<mode>_mips16 into new pattern.
3237 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
3239 2008-04-03 Jan Hubicka <jh@suse.cz>
3241 PR tree-optimization/35795
3242 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
3243 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
3244 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
3245 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
3246 * score/score3.c (score3_output_mi_thunk): Likewise.
3247 * score/score7.c (score7_output_mi_thunk): Likewise.
3248 * mips/mips.c (mips_output_mi_thunk): Likewise.
3250 2008-04-03 Richard Guenther <rguenther@suse.de>
3252 * tree-vrp.c (extract_range_from_unary_expr): Handle all
3253 conversions. Simplify code.
3255 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
3257 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
3259 2008-04-03 Tom Tromey <tromey@redhat.com>
3260 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3262 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
3263 * config/bfin/t-bfin-linux (generated_files): Add
3264 linux-sysroot-suffix.h.
3265 * doc/install.texi (Prerequisites): Require make 3.80.
3266 * doc/sourcebuild.texi (Front End Directory): Document new
3268 * Makefile.in (generated_files): New variable.
3269 (ALL_HOST_OBJS): New variable.
3270 ($(ALL_HOST_OBJS)): New target.
3272 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3274 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
3275 (remap_block): Call id->transform_lang_insert_block instead
3277 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
3278 Set id.transform_lang_insert_block to NULL.
3279 (clone_body): Move to cp/optimize.c
3280 * tree-inline.h (struct copy_body_data): Change
3281 transform_lang_insert_block to function pointer.
3282 (copy_generic_body, copy_decl_no_change): Export.
3283 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
3284 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
3285 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
3287 * c-tree.h (insert_block): Kill.
3288 * c-decl.c (insert_block): Kill.
3290 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
3292 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3293 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3294 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
3296 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
3297 argument, call {push,pop}_function_context from here.
3298 * c-parser.c: Use c_{push,pop}_function_context.
3300 * function.c (push_function_context_to): Move meat ...
3301 (push_function_context): ... here. Simplify.
3302 * function.c (pop_function_context_from): Move meat ...
3303 (pop_function_context): ... here. Simplify.
3304 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
3306 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
3307 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
3308 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
3309 * tree.h (push_function_context_to, pop_function_context_from): Remove.
3311 2008-04-03 Ben Elliston <bje@au.ibm.com>
3313 * expmed.c (extract_force_align_mem_bit_field): Remove.
3315 2008-04-03 Richard Guenther <rguenther@suse.de>
3318 * expr.h (try_casesi): Adjust prototype.
3319 * expr.c (try_casesi): Take fallback label as extra parameter.
3320 Use that for gen_casesi if default_label is NULL.
3321 * stmt.c (expand_case): Pass fallback label to try_casesi,
3322 make sure to fill gaps with a fallback label if default_label
3325 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
3328 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
3330 2008-04-03 Ben Elliston <bje@au.ibm.com>
3332 * expmed.c (extract_split_bit_field): Remove if (0) code.
3333 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
3334 (do_ds_constraint): Likewise.
3336 2008-04-02 Joseph Myers <joseph@codesourcery.com>
3338 * doc/cppopts.texi (-dU): Document.
3339 * c-common.h (flag_dump_macros): Update comment.
3340 * c-opts.c (handle_OPT_d): Handle -dU.
3341 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
3342 dump_queued_macros, cb_used_define, cb_used_undef): New.
3343 (init_pp_output): Handle -dU.
3344 (cb_line_change): Call dump_queued_macros.
3345 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
3347 2008-04-02 Anatoly Sokolov <aesok@post.ru>
3349 * config/avr/predicates.md (io_address_operand): New predicate.
3350 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
3351 * config/avr/avr.c (avr_io_address_p): Remove function.
3352 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
3353 'avr_io_address_p' function.
3354 (out_movhi_r_mr): (Ditto.).
3355 (out_movqi_mr_r): (Ditto.).
3356 (out_movhi_mr_r): (Ditto.).
3357 (avr_address_cost): (Ditto.).
3359 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
3361 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
3362 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
3363 in 32bit mode when XMM registers are available to avoid store
3365 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
3366 corresponding post-reload splitters.
3368 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3370 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
3371 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
3372 __builtin_ia32_roundss.
3373 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
3374 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
3375 __builtin_ia32_roundss.
3376 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
3377 IX86_BUILTIN_SHUFPD here.
3379 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
3381 * config/i386/i386.md (plogic): New.
3382 (plogicprefix): Likewise.
3384 * config/i386/mmx.md (mmx_<code><mode>3): New.
3385 (mmx_and<mode>3): Removed.
3386 (mmx_ior<mode>3): Likewise.
3387 (mmx_xor<mode>3): Likewise.
3389 * config/i386/sse.md (<code><mode>3): New.
3390 (*<code><mode>3): Likewise.
3391 (*<code><mode>3): Likewise.
3392 (<code><mode>3): Likewise.
3393 (*sse_<code><mode>3): Likewise.
3394 (*sse2_<code><mode>3): Likewise.
3395 (<code>tf3): Likewise.
3396 (*<code>tf3): Likewise.
3397 (and<mode>3): Likewise.
3398 (*and<mode>3): Likewise.
3399 (ior<mode>3): Removed.
3400 (*ior<mode>3): Likewise.
3401 (xor<mode>3): Likewise.
3402 (*xor<mode>3): Likewise.
3403 (*and<mode>3): Likewise.
3404 (*ior<mode>3): Likewise.
3405 (*xor<mode>3): Likewise.
3406 (and<mode>3): Likewise.
3407 (*sse_and<mode>3): Likewise.
3408 (*sse2_and<mode>3): Likewise.
3410 (*andtf3): Likewise.
3411 (ior<mode>3): Likewise.
3412 (*sse_ior<mode>3): Likewise.
3413 (*sse2_ior<mode>3): Likewise.
3415 (*iortf3): Likewise.
3416 (xor<mode>3): Likewise.
3417 (*sse_xor<mode>3): Likewise.
3418 (*sse2_xor<mode>3): Likewise.
3420 (*xortf3): Likewise.
3422 2008-04-02 Richard Guenther <rguenther@suse.de>
3424 PR tree-optimization/14495
3425 PR tree-optimization/34793
3426 * tree-vrp.c (struct switch_update): New structure.
3427 (to_remove_edges, to_update_switch_stmts): New VECs.
3428 (simplify_switch_using_ranges): New function. Remove not taken
3429 case labels and edges.
3430 (simplify_stmt_using_ranges): Call it.
3431 (identify_jump_threads): Mark edges we have queued for removal
3432 so we don't thread them.
3433 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
3435 * tree-cfg.c (group_case_labels): Deal with missing default label.
3436 (tree_verify_flow_info): Allow missing default label.
3437 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
3438 (emit_case_nodes): Likewise.
3439 (expand_case): Do not rely on the default label to be present.
3440 * expr.c (try_casesi): Deal with NULL default_label.
3441 (do_tablejump): Likewise.
3443 2008-04-02 Richard Guenther <rguenther@suse.de>
3445 PR tree-optimization/14495
3446 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
3447 SWITCH_EXPR here ...
3448 (vrp_visit_switch_stmt): ... but here (new function).
3449 (find_case_label_index): New helper function.
3450 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
3452 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3454 * fwprop.c: Fix ISO-C99ism.
3456 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3459 * Makefile.in (objdir): Set it here.
3460 * configure.ac: Not here. Find dynamic linker characteristics.
3461 * exec-tool.in: Use them.
3462 * aclocal.m4: Regenerate.
3463 * configure: Regenerate.
3465 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3467 * expr.c (expand_var): Delete it.
3468 * expr.h (expand_var): Delete prototype.
3469 * function.c (expand_function_start): Use expand_decl instead.
3470 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
3473 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
3475 PR rtl-optimization/35542
3476 * fwprop.c (forward_propagate_and_simplify): Replace
3477 loc_reg_mentioned_in_p with reg_mentioned_p.
3479 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
3481 PR rtl-optimization/35281
3482 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
3483 (propagate_rtx_1): Handle PR_HANDLE_MEM.
3484 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
3485 (varying_mem_p): Move above propagate_rtx.
3486 (all_uses_available_at): Do not check MEMs.
3488 2008-04-02 Rafael Espindola <espindola@google.com>
3490 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
3491 (register_edge_assert_for_2): Split the cond argument.
3492 (register_edge_assert_for_1): Adjust for the change in
3493 register_edge_assert_for_2.
3494 (register_edge_assert_for): Split the cond argument.
3495 (find_switch_asserts): Adjust for the change in
3496 register_edge_assert_for.
3498 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
3500 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
3501 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
3502 offsets for 64-bit mingw.
3503 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
3504 abi for x86_64-pc-mingw.
3506 2008-04-02 Richard Guenther <rguenther@suse.de>
3508 * tree-vrp.c (extract_range_from_assert): Make sure to not
3509 produce range min/max with TREE_OVERFOW set.
3510 If merging a anti-range and a range keep the anti-range if
3511 the range covers all values of the type.
3512 (register_edge_assert_for_2): Only allow sign-changing
3513 conversions in detecting canonical range checks. Also
3514 register an assert for the unsigned name if useful.
3516 PR tree-optimization/35787
3517 * tree-vrp.c (vrp_val_max): New function.
3518 (vrp_val_min): Likewise.
3519 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
3520 (vrp_val_is_min): Likewise.
3521 (supports_overflow_infinity): Use vrp_val_{min,max}.
3522 (negative_overflow_infinity): Likewise.
3523 (positive_overflow_infinity): Likewise.
3524 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
3525 (is_positive_overflow_infinity): Likewise.
3526 (is_overflow_infinity): Likewise.
3527 (avoid_overflow_infinity): Use vrp_val_{min,max} and
3528 vrp_val_is_{min,max}.
3529 (set_and_canonicalize_value_range): Canonicalize anti-ranges
3530 to ranges if possible. Avoid empty ranges.
3532 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3535 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
3536 the expression is a function address.
3538 2008-04-01 George Helffrich <george@gcc.gnu.org>
3540 PR fortran/35154, fortran/23057
3541 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
3542 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
3543 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
3544 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
3546 (dbxout_syms): Check for COMMON-based symbol and wrap in
3547 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
3548 in bracket for efficiency.
3550 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
3551 using DW_TAG_common_block + member offset.
3552 (add_pubname_string): New function.
3553 (dw_expand_expr): New function to find block name and offset for
3555 (common_check): New function to check whether symbol in Fortran COMMON.
3556 (gen_variable_die): If COMMON, use DW_TAG_common_block.
3558 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
3561 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
3563 2008-04-02 Ben Elliston <bje@au.ibm.com>
3565 * config/v850/v850.md (casesi): Remove if (0) code.
3566 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3567 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
3569 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
3571 * config/i386/i386.md (rex64suffix): New mode attribute.
3572 (floathi<mode>2): Disable expander for SSE math.
3573 (*floathi<mode>2_1): New insn insn_and_split pattern.
3574 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
3575 corresponding post-reload splitters.
3576 (*floathi<mode>2_i387): New macroized insn pattern.
3577 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
3578 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
3579 insn_and_split pattern.
3580 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
3581 New macroized instruction patterns and corresponding post-reload
3583 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
3584 and corresponding post-reload splitters.
3585 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
3586 New macroized instruction patterns.
3587 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
3588 macroized instruction patterns and corresponding post-reload splitters.
3589 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
3590 corresponding post-reload splitters.
3591 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
3592 New macroized instruction patterns.
3593 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
3594 corresponding post-reload splitters.
3595 (*floatsi<mode>2_i387): New macroized instruction patterns.
3597 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
3599 * config/i386/i386.md (smaxmin): New.
3600 (umaxmin): Likewise.
3601 (maxminiprefix): Likewise.
3602 (maxminfprefix): Likewise.
3603 (<code><mode>3): Likewise.
3604 (smin<mode>3): Removed.
3605 (smax<mode>3): Likewise.
3607 * config/i386/mmx.md (mmx_<code>v2sf3): New.
3608 (mmx_<code>v4hi3): Likewise.
3609 (mmx_<code>v8qi3): Likewise.
3610 (mmx_smaxv2sf3): Removed.
3611 (mmx_sminv2sf3): Likewise.
3612 (mmx_umaxv8qi3): Likewise.
3613 (mmx_smaxv4hi3): Likewise.
3614 (mmx_uminv8qi3): Likewise.
3615 (mmx_sminv4hi3): Likewise.
3617 * config/i386/sse.md (<addsub><mode>3): New.
3618 (*<addsub><mode>3): Likewise.
3619 (<sse>_vm<addsub><mode>3): Likewise.
3620 (<maxmin><mode>3): Likewise.
3621 (*<maxmin><mode>3_finite): Likewise.
3622 (*<maxmin><mode>3): Likewise.
3623 (<sse>_vm<maxmin><mode>3): Likewise.
3624 (sse3_h<addsub>v4sf3): Likewise.
3625 (sse3_h<addsub>v2df3): Likewise.
3626 (<maxmin>v16qi3): Likewise.
3627 (*<maxmin>v16qi3): Likewise.
3628 (<maxmin>v8hi3): Likewise.
3629 (*<maxmin>v8hi3): Likewise.
3630 (*sse4_1_<maxmin><mode>3): Likewise.
3631 (*sse4_1_<maxmin><mode>3): Likewise.
3632 (add<mode>3): Removed.
3633 (*add<mode>3): Likewise.
3634 (<sse>_vmadd<mode>3): Likewise.
3635 (sub<mode>3): Likewise.
3636 (*sub<mode>3): Likewise.
3637 (<sse>_vmsub<mode>3): Likewise.
3638 (smin<mode>3): Likewise.
3639 (*smin<mode>3_finite): Likewise.
3640 (*smin<mode>3): Likewise.
3641 (<sse>_vmsmin<mode>3): Likewise.
3642 (smax<mode>3): Likewise.
3643 (*smax<mode>3_finite): Likewise.
3644 (*smax<mode>3): Likewise.
3645 (<sse>_vmsmax<mode>3): Likewise.
3646 (sse3_haddv4sf3): Likewise.
3647 (sse3_haddv2df3): Likewise.
3648 (sse3_hsubv4sf3): Likewise.
3649 (sse3_hsubv2df3): Likewise.
3650 (umaxv16qi3): Likewise.
3651 (*umaxv16qi3): Likewise.
3652 (smaxv8hi3): Likewise.
3653 (*smaxv8hi3): Likewise.
3654 (*sse4_1_smax<mode>3): Likewise.
3655 (*sse4_1_umax<mode>3): Likewise.
3656 (uminv16qi3): Likewise.
3657 (*uminv16qi3): Likewise.
3658 (sminv8hi3): Likewise.
3659 (*sminv8hi3): Likewise.
3660 (*sse4_1_smin<mode>3): Likewise.
3661 (*sse4_1_umin<mode>3): Likewise.
3663 2008-04-01 Rafael Espindola <espindola@google.com>
3665 * tree-cfg.c (verify_expr): remove in_phi.
3666 (verify_stmt): Don't call walk_tree with verify_expr. Use
3667 is_gimple_min_invariant instead of is_gimple_val.
3669 2008-04-01 Joseph Myers <joseph@codesourcery.com>
3671 * doc/include/gpl_v3.texi: Update for manpage generation.
3672 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
3674 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
3675 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
3676 gpl_v3.texi instead of gpl.texi.
3679 2008-04-01 Jakub Jelinek <jakub@redhat.com>
3682 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
3684 2008-04-01 Rafael Espindola <espindola@google.com>
3686 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
3687 (extract_code_and_val_from_cond): Use
3688 extract_code_and_val_from_cond_with_ops.
3690 2008-04-01 Jan Hubicka <jh@suse.cz>
3692 * function.c (free_after_compilation): Free epilogue_delay_list.
3693 (prepare_function_start): Assert that previous compilation was freed.
3695 2008-04-01 Jan Hubicka <jh@suse.cz>
3696 Jim Wilson <wilson@tuliptree.org>
3697 Andreas Tobler <andreast@gcc.gnu.org>
3700 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
3701 rtl.emit instead cfun->emit.
3702 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
3703 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
3705 2008-04-01 Ben Elliston <bje@au.ibm.com>
3707 * doc/c-tree.texi (Function Basics): Fix grammatical error.
3709 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
3711 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
3713 (fprofile-use): Add var flag_profile_use
3714 * coverage.c (coverage_begin_output): Do not open a gcno file for
3715 output only if -ftest-coverage is set.
3716 Do not add getpwd() to gcda file path.
3717 (build_gcov_info): Check the new flag
3718 flag_profile_datafile_relative_path.
3719 (coverage_init): Use profile_data_prefix.
3720 Read profile counter only if flag_profile_use is set.
3721 * opts.c (common_handle_option): New option fprofile-use=,
3722 fprofile-dir=, fprofile-generate=.
3723 * toplev.c (profile_data_prefix): New variable definition.
3724 * toplev.h (profile_data_prefix): New declaration.
3725 * doc/invoke.tex (Option Summary, Optimization Options):
3728 2008-03-31 James E. Wilson <wilson@tuliptree.org>
3730 * varasm.c (output_constant_pool_1): In LABEL_REF check,
3731 use tmp consistently.
3734 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
3735 * config/ia64/ia64.c (rtx_needs_barrier): Handle
3736 UNSPEC_FR_RECIP_APPROX_RES.
3737 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
3739 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
3742 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
3744 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
3747 * fold-const.c (fold_indirect_ref_1): Support accessing non first
3748 element of the vector via a pointer.
3750 2008-03-31 Ian Lance Taylor <iant@google.com>
3752 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
3754 2008-03-31 Jan Hubicka <jh@suse.cz>
3756 * builtins.c (expand_builtin_setjmp_receiver): Update call of
3757 get_arg_pointer_save_area.
3758 * expr.c (init_expr): Just clear out rtl.expr.
3759 * function.c (free_after_compilation): Clear out whole RTL structure.
3760 (get_func_frame_size): Merge into ...
3761 (get_frame_size): ... this one.
3762 (assign_stack_local_1): Merge into ...
3763 (assign_stack_local): ... this one.
3764 (expand_function_end): Update call of get_arg_pointer_save_area.
3765 (get_art_pointer_save_area): Remove cfun argument.
3766 * function.h (emit_status): regno_pointer_align does not need length
3767 attribute. Move x_regno_reg_rtx to ...
3768 (regno_reg_rtx): ... new global array.
3769 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
3770 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
3771 apply_args_value, forced_labels, stack_pointer_delta):
3773 (struct varasm_status): Move here from varasm.c
3774 (struct rtl_data): New. Move here some fields from struct function.
3775 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
3776 frame_offset, stack_check_probe_note, arg_pointer_save_area,
3777 used_temp_slots avail_temp_slots, temp_slot_level,
3778 nonlocal_goto_handler_labels): Update accesstors.
3779 (rtl): New global variable.
3780 (struct function): Move some fileds to rtl_data.
3781 (get_arg_pointer_save_area): Update prototype.
3782 * emit-rtl.c (rtl): Declare.
3783 (regno_reg_rtx): Declare.
3784 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
3786 (gen_reg_rtx): Update.
3787 (init_virtual_regs): Do not tate emit_status argument.
3788 (init_emit): Do not allocate emit.
3789 * varasm.c (varasm_statuc): Move to function.h.
3790 (n_deferred_constatns): Update accestor.
3791 (init_varasm_status): Do not allocate varasm_status.
3792 (force_const_mem, get_pool_size, output_constant_pool): Update.
3793 * stmt.c (force_label_rtx): Do not use x_ prefixes.
3794 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
3796 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
3798 PR rtl-optimization/35729
3799 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
3802 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
3805 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
3806 load/store if memory is unaligned.
3807 (*movti_rex64): Likewise.
3809 * config/i386/predicates.md (misaligned_operand): New.
3811 2008-03-31 Andrew Pinski <pinskia@gmail.com>
3814 * tree-ssa-phiopt.c (conditional_replacement): Return early for
3817 2008-03-31 Jan Beulich <jbeulich@novell.com>
3819 * config/ia64/constraints.md: Add 'j' constraint.
3820 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
3821 (movdi_internal): Likewise.
3823 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
3826 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
3828 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
3831 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
3832 proper error message for the third argument on blendpd and
3835 * config/i386/sse.md (blendbits): New.
3836 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
3838 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
3840 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
3842 2008-03-30 Richard Guenther <rguenther@suse.de>
3845 * fold-const.c (fold_sign_changed_comparison): Do leave
3846 conversions to base-types alone.
3848 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
3850 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
3851 the link register if one altivec register is be saved.
3853 2008-03-30 Ben Elliston <bje@au.ibm.com>
3855 * final.c (final_scan_insn): Remove if (0) code.
3857 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
3859 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
3861 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
3863 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
3864 of V4SFmode to ix86_binary_operator_ok.
3866 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
3868 * config/i386/i386.c (override_options): Initialize
3869 ix86_veclib_handler to ix86_veclibabi_svml when
3870 -mveclibabi=svml is used.
3871 (ix86_veclibabi_svml): New function for SVML ABI style
3872 vectorization support.
3873 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
3875 2008-03-28 Rafael Espindola <espindola@google.com>
3877 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
3878 (tree_binary_nonnegative_warnv_p): Make it public.
3879 (tree_single_nonnegative_warnv_p): Make it public.
3880 (tree_invalid_nonnegative_warnv_p): Make it public.
3881 (tree_unary_nonzero_warnv_p): Make it public.
3882 (tree_binary_nonzero_warnv_p): Make it public
3883 (tree_single_nonzero_warnv_p): Make it public.
3884 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
3885 (extract_range_from_binary_expr): Split the expr argument.
3886 (extract_range_from_unary_expr): Split the expr argument.
3887 (extract_range_from_comparison): Split the expr argument.
3888 (extract_range_from_expr): Use the new aux functions.
3889 (vrp_evaluate_conditional_warnv): Use
3890 vrp_evaluate_conditional_warnv_with_ops.
3891 * tree.h (tree_unary_nonzero_warnv_p): Declare.
3892 (tree_binary_nonzero_warnv_p): Declare.
3893 (tree_single_nonzero_warnv_p): Declare.
3894 (tree_expr_nonzero_warnv_p): Declare.
3895 (tree_unary_nonnegative_warnv_p): Declare.
3896 (tree_binary_nonnegative_warnv_p): Declare.
3897 (tree_single_nonnegative_warnv_p): Declare.
3898 (tree_invalid_nonnegative_warnv_p): Declare.
3900 2008-03-28 Richard Guenther <rguenther@suse.de>
3902 PR tree-optimization/30317
3903 PR tree-optimization/30911
3904 PR tree-optimization/34793
3905 * tree-vrp.c (set_and_canonicalize_value_range): New function.
3906 (struct assert_locus_d): New member EXPR.
3907 (register_new_assert_for): Add EXPR parameter to support
3908 ASSERT_EXPR <name, expr OP limit>.
3909 (register_edge_assert_for_1): Adjust callers.
3910 (find_assert_locations): Likewise.
3911 (process_assert_insertions_for): Build condition from expression.
3912 (extract_range_from_assert): Handle ASSERT_EXPRs
3913 of the form ASSERT_EXPR <name, expr OP limit>.
3914 (register_edge_assert_for_2): New helper registering
3915 asserts for comparisons. Recognize range tests of the form
3916 (unsigned)i - CST1 OP CST2.
3917 (register_edge_assert_for_1): Use it.
3918 (register_edge_assert_for): Likewise.
3919 (needs_overflow_infinity): Integer sub-types
3920 do not need overflow infinities.
3921 (vrp_val_is_max): The extreme values of integer sub-types
3922 are those of the base type.
3923 (vrp_val_is_min): Likewise.
3924 * tree.def (ASSERT_EXPR): Document extra allowed conditional
3927 2008-03-28 Nick Clifton <nickc@redhat.com>
3930 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
3931 Return GENERAL_REGS for stack adjustment reloads.
3933 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3936 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
3937 const_vector when all the vectors are constant.
3939 2008-03-27 Bob Wilson <bob.wilson@acm.org>
3941 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
3943 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
3944 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
3946 (s<code>_sf): Use new scc_sf attribute for opcode names.
3948 2008-03-27 Tom Tromey <tromey@redhat.com>
3950 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
3951 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
3952 config/spu/t-spu-elf, config/i386/t-interix,
3953 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
3954 config/i386/x-darwin, config/i386/x-mingw32,
3955 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
3956 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
3957 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
3958 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
3959 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
3960 config/rs6000/x-darwin, config/rs6000/t-rs6000,
3961 config/score/t-score-elf, config/arm/t-strongarm-pe,
3962 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
3963 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
3964 Revert automatic dependency patch.
3966 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
3969 * config/i386/i386.c (ix86_function_arg_boundary): Align
3970 decimal floating point to its natural boundary.
3972 2008-03-27 Richard Guenther <rguenther@suse.de>
3975 * fold-const.c (fold_comparison): Restrict distinct decl
3976 comparison folding to VAR_DECLs and PARM_DECLs. Do not
3977 solely rely on operand_equal_p.
3979 2008-03-27 Richard Guenther <rguenther@suse.de>
3982 * c-common.c (handle_weak_attribute): Reject combination of
3985 2008-03-27 Richard Guenther <rguenther@suse.de>
3987 PR tree-optimization/32810
3988 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
3989 conversions from DECL_INITIAL.
3990 (fold_const_aggregate_ref): Likewise from constructor elements.
3992 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
3994 * tree-affine.h (aff_combination_expand): Declare.
3995 (get_inner_reference_aff): Likewise.
3996 * tree-affine.c (aff_combination_expand): Split out from
3997 tree_to_aff_combination_expand.
3998 (get_inner_reference_aff): New function.
3999 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
4000 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
4001 (struct lim_aux_data): sm_done field removed.
4002 (mem_ref_loc_p, mem_ref_locs_p): New types.
4003 (struct mem_ref): Added id, stored, accesses_in_loop,
4004 indep_loop, dep_loop, indep_ref, dep_ref fields.
4005 Removed is_stored, locs and next fields.
4006 (memory_accesses): New variable.
4007 (movement_possibility): Do not allow moving statements
4008 that store to memory.
4009 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
4011 (determine_max_movement): For statements with memory references,
4012 find the outermost loop in that the reference is independent.
4013 (move_computations_stmt): Mark the virtual operands for renaming.
4014 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
4015 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
4016 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
4017 add_vop_ref_mapping, create_vop_ref_mapping_loop,
4018 create_vop_ref_mapping, analyze_memory_references,
4019 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
4020 get_all_locs_in_loop, ref_always_accessed_p,
4021 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
4022 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
4023 store_motion_loop, store_motion): New functions.
4024 (struct vop_to_refs_elt): New type.
4025 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
4026 memref_hash, memref_eq, hoist_memory_references): Rewritten.
4027 (schedule_sm): Replaced by...
4028 (execute_sm): ... this.
4029 (determine_lsm_ref, hoist_memory_references,
4030 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
4031 find_more_ref_vops, free_mem_ref, free_mem_refs,
4032 determine_lsm_loop, determine_lsm): Removed.
4033 (tree_ssa_lim_finalize): Free data structures used by store motion.
4034 (tree_ssa_lim): Call analyze_memory_references. Use
4035 store_motion instead of determine_lsm.
4037 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4039 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
4040 rename tmake_file to m68hc11/t-m68hc11.
4041 (mcore): Set inhibit_libc to true.
4042 * config.host (alpha*-dec-*vms*): Set extra_programs.
4043 (interix3*): Don't use host_xmake_file.
4044 * configure.ac: Let config.gcc override inhibit_libc.
4045 * configure: Regenerate.
4047 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
4048 * config/t-openbsd-thread: Remove commented out lines.
4050 * config/x-interix: Remove.
4052 * config/m68hc11/t-m68hc11-gas: Rename to...
4053 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
4055 * config/mcore/t-mcore: Remove T_CFLAGS.
4056 * config/mcore/t-mcore-pe: Likewise.
4058 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
4060 * configure.ac: Replace custom __GNU_SOURCE test with
4061 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
4062 * aclocal.m4: Regenerate.
4063 * configure: Regenerate.
4064 * config.in: Regenerate.
4066 2008-03-27 Richard Guenther <rguenther@suse.de>
4068 * fold-const.c (target.h): Include.
4069 (fold_comparison): Fold comparison of addresses of decls
4070 that bind locally or of constants. Consolidate address folding code.
4071 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
4072 results from fold_binary_to_constant.
4073 (compare_values_warnv): Likewise.
4075 2008-03-27 Andrew Pinski <pinskia@gmail.com>
4078 * fold-const.c (fold_truthop): Check for integeral types when folding
4079 a == 0 && b == 0 and a != 0 || b != 0 .
4081 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
4083 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
4085 2008-03-26 Andreas Schwab <schwab@suse.de>
4087 * doc/invoke.texi: Fix use of @item vs. @itemx.
4089 2008-03-26 Tom Tromey <tromey@redhat.com>
4091 * Makefile.in (build/gensupport.o, build/print-rtl.o,
4092 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
4093 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
4094 build/gencodes.o, build/genconditions.o, build/genconfig.o,
4095 build/genconstants.o, build/genemit.o, build/genextract.o,
4096 build/genflags.o, build/genmddeps.o, build/genopinit.o,
4097 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
4100 2008-03-26 Richard Guenther <rguenther@suse.de>
4103 2008-03-26 Richard Guenther <rguenther@suse.de>
4105 * fold-const.c (target.h): Include.
4106 (fold_comparison): Fold comparison of addresses of two decls
4107 that bind locally. Consolidate address folding code.
4109 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4111 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
4112 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
4113 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
4114 dconstsqrt2, dconstthird, dconste and/or dconst10.
4115 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
4116 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
4117 dconstsqrt2, dconste): Delete.
4118 (init_emit_once): Likewise. Simplify initializing dconstm1.
4120 * real.c (get_real_const): New.
4121 * real.h (dconst3, dconst10, dconstm2, dconstthird,
4122 dconstsqrt2, dconste): Delete.
4123 (real_value_const, get_real_const): New.
4125 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
4127 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
4129 * config/i386/i386.c (ix86_function_arg_boundary): Check
4130 BIGGEST_ALIGNMENT instead of 128.
4131 (setup_incoming_varargs_64): Likewise.
4133 2008-03-26 Tom Tromey <tromey@redhat.com>
4135 * Makefile.in (DEPFILES): Add missing '/'.
4137 2008-03-26 Richard Guenther <rguenther@suse.de>
4139 * fold-const.c (target.h): Include.
4140 (fold_comparison): Fold comparison of addresses of two decls
4141 that bind locally. Consolidate address folding code.
4143 2008-03-26 Nick Clifton <nickc@redhat.com>
4146 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
4147 not allow INT+INT as a legitimate addressing mode.
4149 2008-03-26 Richard Guenther <rguenther@suse.de>
4151 * tree-flow.h (widen_bitfield): Remove declaration.
4152 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
4153 (widen_bitfield): Remove function.
4154 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
4157 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4160 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
4163 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
4165 PR rtl-optimization/35232
4166 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
4167 (forget_old_reloads_1, forget_marked_reloads): Don't clear
4168 reg_reloaded_call_part_clobbered here.
4169 (reload_regs_reach_end_p): New function.
4170 (reload_reg_rtx_for_input): New variable.
4171 (reload_reg_rtx_for_output): Likewise.
4172 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
4173 when reassigning a pseudo register. Load reloadreg from
4174 reload_reg_rtx_for_input, moving the mode and register
4176 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
4177 instead of the original when deciding whether an input reload
4178 would be a no-op or whether an output reload can be deleted.
4179 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
4180 when setting up new_spill_reg_store. Load it from
4181 reload_reg_rtx_for_output, moving the mode and register
4183 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
4184 instead of the original when deciding whether an output reload
4185 would be a no-op. Do the same when modifying insn notes.
4186 Use rtx_equal_p instead of == to compare the registers.
4187 (inherit_piecemeal_p): Take a mode and two register numbers
4189 (emit_reload_insns): Clear new_spill_reg_store for every hard
4190 register in the reload register. Remove spill registers
4191 from reg_reloaded_valid before considering whether to record
4192 inheritance information for them. Use reload_reg_rtx_for_output
4193 instead of reg_rtx when recording output reloads. Use
4194 reload_reg_rtx_for_input instead of reg_rtx when recording
4195 input reloads. Set or clear reg_reloaded_call_part_clobbered
4196 at the same time as setting reg_reloaded_valid.
4197 (delete_output_reload): Add a new_reload_reg parameter and use it
4198 instead of rld[j].reg_rtx.
4199 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
4202 2008-03-25 Tom Tromey <tromey@redhat.com>
4204 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
4205 (build/genattr.o): Likewise.
4206 (build/genattrtab.o): Likewise.
4207 (build/gencodes.o): Likewise.
4208 (build/genconfig.o): Likewise.
4209 (build/genconstants.o): Likewise.
4210 (build/genemit.o): Likewise.
4211 (build/genextract.o): Likewise.
4212 (build/genflags.o): Likewise.
4214 2008-03-25 Bob Wilson <bob.wilson@acm.org>
4216 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
4217 instead of size_int for integer types.
4218 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
4219 to match type of MINUS_EXPR.
4221 2008-03-25 Tom Tromey <tromey@redhat.com>
4223 * configure: Rebuilt.
4224 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
4227 2008-03-25 Tom Tromey <tromey@redhat.com>
4229 * config/x-solaris (host-solaris.o): Update.
4230 * config/x-linux (host-linux.o): Update.
4231 * config/x-hpux (host-hpux.o): Update.
4232 * config/x-darwin (host-darwin.o): Update.
4233 * config/v850/t-v850e (v850-c.o): Update.
4234 * config/v850/t-v850 (v850-c.o): Update.
4235 * config/t-vxworks (vxworks.o): Update.
4236 * config/t-sol2 (sol2-c.o, sol2.o): Update.
4237 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
4238 * config/spu/t-spu-elf (spu-c.o): Update.
4240 * config/sh/t-symbian (sh-c.o): Update.
4241 (symbian.o): Update.
4242 * config/sh/t-sh (sh-c.o): Update.
4243 * config/score/t-score-elf (score7.o, score3.o): Update.
4244 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
4245 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
4246 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
4247 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
4249 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
4250 * config/m32c/t-m32c (m32c-pragma.o): Update.
4251 * config/ia64/t-ia64 (ia64-c.o): Update.
4252 * config/i386/x-mingw32 (host-mingw32.o): Update.
4253 * config/i386/x-i386 (driver-i386.o): Update.
4254 * config/i386/x-darwin (host-i386-darwin.o): Update.
4255 * config/i386/x-cygwin (host-cygwin.o): Update.
4256 * config/i386/t-nwld (nwld.o): Update.
4257 * config/i386/t-netware (netware.o): Update.
4258 * config/i386/t-interix (winnt.o): Update.
4259 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
4260 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
4261 msformat-c.o): Update.
4262 * config/bfin/t-bfin-linux (generated_files): Add
4263 linux-sysroot-suffix.h.
4264 * config/arm/t-wince-pe (pe.o): Update.
4265 * config/arm/t-strongarm-pe (pe.o): Update.
4266 * config/arm/t-pe (pe.o): Update.
4267 * config/arm/t-arm (arm-c.o): Update.
4268 * doc/install.texi (Prerequisites): Require make 3.80.
4269 * Makefile.in: Remove .o targets.
4270 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
4271 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
4272 (simple_generated_h, simple_generated_c): Move earlier.
4273 (generated_files): New variable.
4274 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
4275 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
4276 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
4277 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
4278 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
4279 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
4280 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
4281 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
4282 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
4283 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
4284 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
4285 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
4287 (COMPILE.base, COMPILE): New variables.
4288 (%.o): New pattern rule.
4289 (ALL_HOST_OBJS): New variable.
4290 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
4291 (dummy-checksum.o, cc1-checksum.o): Remove.
4292 (DRIVER_SHLIB): New variable.
4293 (DRIVER_DEFINES): Use it.
4294 (gencondmd.c): Move out of build/.
4295 (s-conditions): Update.
4296 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
4297 (ALL_BUILD_OBJS): Likewise.
4298 (build/%.o): Use BUILDCOMPILE.
4299 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
4300 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
4301 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
4302 build/gencheck.o, build/gencodes.o, build/genconditions.o,
4303 build/genconfig.o, build/genconstants.o, build/genemit.o,
4304 build/genextract.o, build/genflags.o, build/genmddeps.o,
4305 build/genopinit.o, build/genoutput.o, build/genpeep.o,
4306 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
4307 build/gen-protos.o, build/scan.o, build/fix-header.o,
4308 build/scan-decls.o): Simplify.
4309 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
4310 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
4311 prefix.o, toplev.o): Reduce to variable setting.
4312 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
4313 ($(out_object_file), gcc-options.o): New targets.
4314 ($(ALL_HOST_OBJS)): New target. Include dependency files.
4315 * configure: Rebuilt.
4316 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
4317 * doc/sourcebuild.texi (Front End Directory): Document new variable.
4319 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
4321 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
4322 complain when we hit an error, return ERROR_MARK_NODE.
4324 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4326 * config/sh/constraints.md (Pso, Psz): New constraints.
4327 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
4328 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
4330 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4332 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
4333 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
4335 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
4337 * config/sh/sh.md (prefetch): Add condition for SH2A target.
4338 (prefetch_sh2a): New.
4340 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4341 Naveen.H.S <naveen.hs@kpitcummins.com>
4343 * config/sh/constraints.md (I28): New constraint.
4344 * config/sh/sh.c (broken_move): Add support for movi20s.
4345 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
4347 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
4348 Jayant Sonar <Jayant.sonar@kpitcummins.com>
4349 Naveen.H.S <naveen.hs@kpitcummins.com>
4351 * config/sh/sh.c (SH_ATTRIBUTES): Define.
4352 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
4353 (print_operand): Handle resbank in %@ operand code.
4354 (sh_encode_section_info): New.
4355 (push_regs): Add conditions for resbank.
4356 (sh_expand_epilogue): Likewise.
4357 (sh_insert_attributes): Likewise.
4358 (sh_attribute_table): Likewise.
4359 (sh_handle_resbank_handler_attribute): New.
4360 (sh2a_handle_function_vector_handler_attribute): New.
4361 (sh2a_is_function_vector_call): New.
4362 (sh2a_get_function_vector_number): New.
4363 (sh2a_function_vector_p): New.
4364 (sh_cfun_resbank_handler_p): New.
4365 * config/sh/sh.md (calli): Emit jsr/n if possible.
4366 (calli_tbr_rel): New.
4367 (calli_pcrel): Emit jsr/n if possible.
4368 (return_i): Emit rts/n if possible.
4369 (call_valuei_tbr_rel): New.
4370 (call_valuei_pcrel): Add condition for SH2A target.
4371 (call_value): Likewise.
4372 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
4373 (sh2a_get_function_vector_number): Likewise.
4374 (sh2a_is_function_vector_call): Likewise.
4375 * doc/extend.texi: Document TBR relative addressing of SH2A.
4376 (resbank): Add description for SH2A.
4378 2008-03-24 Richard Guenther <rguenther@suse.de>
4381 * gimplify.c (gimplify_modify_expr): For frontend type-correct
4382 pointer assignments change conversions according to middle-end rules.
4383 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
4384 * configure.ac: Include type checking in yes.
4385 * configure: Regenerate.
4387 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4389 * diagnostic.c (diagnostic_count_diagnostic): Delete.
4390 (diagnostic_report_diagnostic): Update. Handle ICEs here.
4392 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
4394 * gthr-vxworks.h (UNUSED): Define.
4396 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
4398 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
4400 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
4402 * doc/extend.texi (Function Attributes): Add missing comma in the
4403 example of the "alloc_size" attribute.
4405 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
4408 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
4410 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
4413 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
4416 * stor-layout.c (update_alignment_for_field): Set minimum alignment
4417 of the underlying type of a MS bitfield layout to the natural
4418 alignment of the type.
4420 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
4422 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
4423 to their natural alignment to avoid store forwarding stalls.
4425 2008-03-22 Richard Guenther <rguenther@suse.de>
4427 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
4428 For PHI nodes verify the address is invariant.
4429 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
4430 (get_symbol_constant_value): Use is_gimple_min_invariant.
4431 (maybe_fold_stmt_indirect): Likewise.
4433 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
4435 PR rtl-optimization/33927
4436 * Makefile.in (dse.o): Depend on $(TM_P_H).
4437 * expr.h (extract_low_bits): Declare.
4438 * expmed.c (extract_low_bits): New function.
4439 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
4440 * dse.c: Include tm_p.h.
4441 (find_shift_sequence): Remove the read_reg argument and return the
4442 read value. Emit the instructions instead of returning them.
4443 Iterate on new_mode rather than calculating it each time.
4444 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
4445 source to NEW_MODE and extract_low_bits to convert the shifted
4447 (replace_read): Allow the load and store to have different mode
4448 classes. Use extract_low_bits when SHIFT == 0. Create the shift
4449 or extraction instructions before trying the replacement. Update
4450 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
4452 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
4454 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
4455 to their natural alignment to avoid store forwarding stalls.
4457 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4460 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
4461 encouraging but not allowing gprs for input;
4462 change the input constraint to !f#r.
4463 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
4465 change the output constraint to !f#r.
4467 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
4470 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
4471 corresponding post-reload splitters.
4472 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
4473 when x87 FP math is selected.
4474 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
4475 New function prototype.
4476 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
4477 unreachable function to ease macroization of insn patterns.
4479 2008-03-21 Martin Jambor <mjambor@suse.cz>
4481 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
4482 reference dumps if ddr is NULL or dependence is unknown.
4484 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
4486 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
4487 unsigned extension into account.
4488 (ATOMIC_COMPARE_AND_SWAP): Likewise.
4489 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
4490 Do computations on a scratch register.
4492 2008-03-21 Richard Guenther <rguenther@suse.de>
4494 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
4495 Use is_gimple_min_invariant instead of TREE_INVARIANT.
4496 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
4497 * tree-ssa-dom.c (record_equality): Likewise.
4498 * tree-inline.c (copy_body_r): Likewise.
4499 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
4502 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
4504 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
4505 as 'delete_unused' argument.
4507 2008-03-20 Richard Guenther <rguenther@suse.de>
4509 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
4510 special casing of constant qualifiers.
4511 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
4512 care about them in general.
4513 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
4514 regardless of their type.
4515 (fold_stmt_r): Forcefully fold *& if we end up with that.
4517 2008-03-20 Paul Brook <paul@codesourcery.com>
4519 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
4520 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
4522 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
4524 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
4525 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
4527 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
4529 * common.opt (Wmudflap): New option.
4530 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
4531 (mx_register_decls): Likewise.
4532 (mudflap_finish_file): Likewise.
4533 * doc/invoke.texi: Document -Wno-mudflap.
4535 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
4537 * c-format.c (replace_format_name_to_system_name): New.
4539 (convert_format_name_to_system_name): New.
4540 (decode_format_attr): Add use of convert_format_name_to_system_name.
4541 (format_types_orig): Add gnu_ prefix to names.
4542 (check_format_info_main): Special treating of \0 escaped names for
4543 supporting multi-character format specifiers as I32, I64.
4544 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
4545 (gnu_target_overrides_format_attributes): New.
4546 * c-format.h: Add structure target_ovr_attr to hold
4547 system specific formatter names.
4548 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
4549 msformat-c.o file to c_target_objs and cxx_target_objs.
4550 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
4551 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
4552 (TARGET_N_FORMAT_TYPES): New.
4553 * config/i386/msformat-c.c: New.
4554 * config/i386/t-cygming: Add build rule for msformat-c.o.
4555 * doc/extend.texi: Add new format names gnu_* and ms_* and
4557 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
4559 2008-03-20 Ira Rosen <irar@il.ibm.com>
4561 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
4562 optimizations turned on under -O3.
4563 (ftree-vectorize): Add that the flag is turned on with -O3.
4565 2008-03-20 Ben Elliston <bje@au.ibm.com>
4567 * regmove.c (try_auto_increment): Fix spelling error in comment.
4568 * final.c (final_scan_insn): Likewise.
4570 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
4573 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
4574 allocator preferences for "y" and "r" class registers.
4575 ("*mov<mode>_internal"): Ditto.
4576 ("*movv2sf_internal_rex64"): Ditto.
4577 ("*movv2sf_internal"): Ditto.
4579 2008-03-19 Michael Matz <matz@suse.de>
4582 * calls.c (expand_call): Check overlap of arguments with call
4583 address for sibcalls.
4585 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
4588 * stor-layout.c (update_alignment_for_field): Set minimum alignment
4589 of the underlying type of a MS bitfield layout to the natural
4590 alignment of the type.
4592 2008-03-19 Jan Hubicka <jh@suse.cz>
4595 * toplev.c (decode_d_option): Handle all CPP flags.
4596 * tree-vrp.c: Update tree_pass descriptors.
4597 * regrename.c: Update tree_pass descriptors.
4598 * fwprop.c: Update tree_pass descriptors.
4599 * doc/invoke.texi: Remove documentation of dropped -d? flags.
4600 * tree-into-ssa.c: Update tree_pass descriptors.
4601 * tree-dump.c: Update tree_pass descriptors.
4602 * tree-complex.c: Update tree_pass descriptors.
4603 * tree-dump.h: Update tree_pass descriptors.
4604 * see.c: Update tree_pass descriptors.
4605 * cgraphbuild.c: Update tree_pass descriptors.
4606 * tracer.c: Update tree_pass descriptors.
4607 * tree-loop-distribution.c: Update tree_pass descriptors.
4608 * cgraph.c: Update tree_pass descriptors.
4609 * postreload-gcse.c: Update tree_pass descriptors.
4610 * postreload.c: Update tree_pass descriptors.
4611 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
4612 * tree-tailcall.c: Update tree_pass descriptors.
4613 * tree-pass.h (tree_opt_pass): Rename to ...
4614 (opt_pass) ... this one; add "type" field and remove letter field.
4615 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
4616 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
4617 all_lowering_passes): Update declaration.
4618 * ipa-cp.c: Update tree_pass descriptors.
4619 * final.c: Update tree_pass descriptors.
4620 * omp-low.c: Update tree_pass descriptors.
4621 * tree-ssa-dse.c: Update tree_pass descriptors.
4622 * ipa-reference.c: Update tree_pass descriptors.
4623 * tree-ssa-uncprop.c: Update tree_pass descriptors.
4624 * auto-inc-dec.c: Update tree_pass descriptors.
4625 * reorg.c: Update tree_pass descriptors.
4626 * cgraphunit.c: Update tree_pass descriptors.
4627 * tree-ssa-copyrename.c: Update tree_pass descriptors.
4628 * tree-ssa-ccp.c: Update tree_pass descriptors.
4629 * df-core.c: Update tree_pass descriptors.
4630 * mode-switching.c: Update tree_pass descriptors.
4631 * tree-nomudflap.c: Update tree_pass descriptors.
4632 * modulo-sched.c: Update tree_pass descriptors.
4633 * ipa-pure-const.c: Update tree_pass descriptors.
4634 * cse.c: Update tree_pass descriptors.
4635 * web.c: Update tree_pass descriptors.
4636 * tree-stdarg.c: Update tree_pass descriptors.
4637 * tree-ssa-math-opts.c: Update tree_pass descriptors.
4638 * tree-ssa-dom.c: Update tree_pass descriptors.
4639 * tree-nrv.c: Update tree_pass descriptors.
4640 * tree-ssa-alias.c: Update tree_pass descriptors.
4641 * loop-init.c: Update tree_pass descriptors.
4642 * gimple-low.c: Update tree_pass descriptors.
4643 * ipa-inline.c: Update tree_pass descriptors.
4644 * tree-ssa-sink.c: Update tree_pass descriptors.
4645 * global.c: Update tree_pass descriptors.
4646 * ifcvt.c: Update tree_pass descriptors.
4647 * jump.c: Update tree_pass descriptors.
4648 * predict.c: Update tree_pass descriptors.
4649 * tree-ssa-loop.c: Update tree_pass descriptors.
4650 * recog.c: Update tree_pass descriptors.
4651 * dse.c: Update tree_pass descriptors.
4652 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
4653 * tree-eh.c: Update tree_pass descriptors.
4654 * regmove.c: Update tree_pass descriptors.
4656 * function.c: Update tree_pass descriptors.
4657 * tree-vectorizer.c: Update tree_pass descriptors.
4658 * gcse.c: Update tree_pass descriptors.
4659 * ipa-type-escape.c: Update tree_pass descriptors.
4660 * tree-if-conv.c: Update tree_pass descriptors.
4661 * init-regs.c: Update tree_pass descriptors.
4662 * ipa.c: Update tree_pass descriptors.
4663 * tree-ssa-phiopt.c: Update tree_pass descriptors.
4664 * rtl-factoring.c: Update tree_pass descriptors.
4665 * lower-subreg.c: Update tree_pass descriptors.
4666 * bt-load.c: Update tree_pass descriptors.
4667 * tree-dfa.c: Update tree_pass descriptors.
4668 * except.c: Update tree_pass descriptors.
4669 * emit-rtl.c: Update tree_pass descriptors.
4670 * cfgexpand.c: Update tree_pass descriptors.
4671 * tree-cfgcleanup.c: Update tree_pass descriptors.
4672 * cfgcleanup.c: Update tree_pass descriptors.
4673 * tree-ssa-pre.c: Update tree_pass descriptors.
4674 * tree-sra.c: Update tree_pass descriptors.
4675 * tree-mudflap.c: Update tree_pass descriptors.
4676 * tree-ssa-copy.c: Update tree_pass descriptors.
4677 * cfglayout.c: Update tree_pass descriptors.
4678 * tree-ssa-forwprop.c: Update tree_pass descriptors.
4679 * tree-ssa-dce.c: Update tree_pass descriptors.
4680 * tree-ssa.c: Update tree_pass descriptors.
4681 * regclass.c: Update tree_pass descriptors.
4682 * integrate.c: Update tree_pass descriptors.
4683 * tree-optimize.c: Update tree_pass descriptors.
4684 * tree-ssa-phiprop.c: Update tree_pass descriptors.
4685 * tree-object-size.c: Update tree_pass descriptors.
4686 * combine.c: Update tree_pass descriptors.
4687 * tree-outof-ssa.c: Update tree_pass descriptors.
4688 * bb-reorder.c: Update tree_pass descriptors.
4689 * stack-ptr-mod.c: Update tree_pass descriptors.
4690 * var-tracking.c: Update tree_pass descriptors.
4691 * tree-profile.c: Update tree_pass descriptors.
4692 * tree-vect-generic.c: Update tree_pass descriptors.
4693 * reg-stack.c: Update tree_pass descriptors.
4694 * sched-rgn.c: Update tree_pass descriptors.
4695 * tree-ssa-structalias.c: Update tree_pass descriptors.
4696 * tree-cfg.c: Update tree_pass descriptors.
4697 * passes.c (current_pass): Update declaration.
4698 (finish_optimization_passes): Update.
4699 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
4700 (register_one_dump_file, register_dump_files_1, next_pass_1):
4702 (init_optimization_passes): Update handling of new types.
4703 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
4704 * ipa-struct-reorg.c: Update tree_pass descriptors.
4705 * tree-ssa-reassoc.c: Update tree_pass descriptors.
4706 * combine-stack-adj.c: Update tree_pass descriptors.
4707 * cfgrtl.c: Update tree_pass descriptors.
4708 * dce.c: Update tree_pass descriptors.
4709 * tree-ssanames.c: Update tree_pass descriptors.
4711 2008-03-19 Richard Guenther <rguenther@suse.de>
4714 * tree-ssa.c (walk_data): New structure.
4715 (warn_uninitialized_var): If not always_executed warn with "maybe"
4717 (execute_early_warn_uninitialized): Compute post-dominators.
4718 Initialize always_executed before processing each basic block.
4720 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
4723 * config/i386/i386.c (x86_this_parameter): Calculate correct location
4724 of "this" pointer when "regparm = N" or "fastcall" is in effect.
4726 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4728 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
4730 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
4732 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
4734 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
4735 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
4736 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
4737 target after ignore has been set, and move there also the commputation
4738 of subtarget and original_target.
4739 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
4740 (LANG_HOOKS_INITIALIZER): Remove it.
4741 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
4743 2008-03-18 Richard Guenther <rguenther@suse.de>
4745 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
4746 found an expression with constants, note that in the VN for the lhs.
4747 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
4748 fold them to constants if possible. Run cleanup_cfg if done so.
4749 (execute_pre): Return todo.
4751 (execute_fre): Likewise.
4752 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
4754 (get_prop_source_stmt): Look through pointer conversions.
4756 2008-03-18 Jan Hubicka <jh@suse.cz>
4758 * tree-pretty-print.c: Include predict.h.
4759 (dump_generic_node): Dump predictor.
4760 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
4761 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
4762 * gimple-low.c (lower_stmt): Likewise.
4763 * expr.c (expand_expr_real): Likewise.
4764 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
4766 (build_predict_expr, build_predict_expr): New.
4767 * predict.h (predictor_name, build_predict_expr): Update.
4768 * c-typeck.c (c_finish_bc_stmt): Add prediction.
4769 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
4770 * predict.def (PRED_CONTINUE): Update hitrate.
4771 * tree.def (PREDICT_EXPR): Define.
4772 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
4773 do not handle BIND_EXPR.
4774 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
4775 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
4776 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
4779 2008-03-18 Michael Matz <matz@suse.de>
4781 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
4783 2008-03-18 Richard Guenther <rguenther@suse.de>
4785 * tree-gimple.h (is_gimple_invariant_address): Declare.
4786 (is_gimple_constant): Likewise.
4787 * tree-gimple.c (is_gimple_constant): New function.
4788 (is_gimple_invariant_address): Likewise.
4789 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
4790 and is_gimple_invariant_address.
4791 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
4793 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
4794 an addressable base.
4796 2008-03-18 Jakub Jelinek <jakub@redhat.com>
4799 * gimplify.c (gimplify_expr): Gimplify second operand of
4802 2008-03-17 Richard Guenther <rguenther@suse.de>
4804 PR tree-optimization/19637
4805 * fold-const.c (fold_unary): Remove restrictions of removing
4806 intermediate pointer-conversions (P2)(P1)P0.
4807 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
4808 conversion to void pointer.
4809 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
4811 2008-03-16 James E. Wilson <wilson@tuliptree.org>
4814 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
4815 emulated thread local variables.
4817 2008-03-16 Richard Guenther <rguenther@suse.de>
4820 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
4821 expand TREE_INVARIANT operations that are not gimple invariant.
4823 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
4825 * doc/extend.texi (Alignment): Say that the ABI controls
4826 the __alignof__ for non-strict-alignment targets rather
4827 than being a recommendation.
4829 2008-03-15 Paul Brook <paul@codesourcery.com>
4831 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
4833 (arm_output_fn_unwind): Mark functions that can not be unwound.
4835 2008-03-15 Paul Brook <paul@codesourcery.com>
4837 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
4838 extension instructions.
4840 2008-03-15 Richard Guenther <rguenther@suse.de>
4842 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
4843 and fold constant aggregate refs.
4844 (fold_const_aggregate_ref): Handle string constants
4845 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
4846 (evaluate_stmt): Simplify now that ccp_fold folds constant
4849 2008-03-15 Paul Brook <paul@codesourcery.com>
4851 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
4852 (extzv): Use gen_extzv_t2.
4853 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
4855 2008-03-15 Richard Guenther <rguenther@suse.de>
4857 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
4858 (fold_const_aggregate_ref): Likewise.
4859 (get_value): Return NULL if we don't have any values.
4860 (ccp_finalize): Set const_val to NULL after freeing it.
4861 * tree-flow.h (get_symbol_constant_value): Declare.
4862 (fold_const_aggregate_ref): Likewise.
4863 * tree-ssa-sccvn.c (try_to_simplify): Use them.
4865 2008-03-15 Richard Guenther <rguenther@suse.de>
4868 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
4869 to not produce negative array indices if not allowed. Add
4870 parameter to indicate that.
4871 (maybe_fold_offset_to_component_ref): Allow negative array
4872 indices only for the first member of a structure.
4873 (maybe_fold_offset_to_reference): Allow negative array indices.
4874 (maybe_fold_stmt_addition): Likewise.
4876 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
4877 Anatoly Sokolov <aesok@post.ru>
4879 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
4880 (avr_arch): Add ARCH_AVR6.
4881 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
4882 (initial_elimination_offset): Initialize and use 'avr_pc_size'
4883 instead of fixed value 2.
4884 (print_operand_address): Use gs() asm specifier instead of pm().
4885 (avr_assemble_integer): (Ditto.).
4886 (avr_output_addr_vec_elt): (Ditto.).
4887 (print_operand): Handle "!" code.
4888 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
4889 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
4890 (AVR_HAVE_EIJMP_EICALL): Define.
4891 (AVR_3_BYTE_PC): Redefine.
4892 (AVR_2_BYTE_PC): (Ditto.).
4893 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
4894 (LINK_SPEC): Add atmega2560 and atmega2561.
4895 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
4897 * config/avr/avr.md (call_insn): Use eicall instead of icall
4898 for 3 byte PC devices.
4899 (call_value_insn): (Ditto.).
4900 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
4901 (indirect_jump): Use only for for 2 byte PC devices.
4902 (*tablejump): (Ditto.).
4903 (*indirect_jump_avr6): Add insn.
4904 (*tablejump_rjmp): Don't use for 3 byte PC devices.
4905 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
4906 instead of ijmp for 3 byte PC devices.
4907 (__tablejump2__): (Ditto.).
4908 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
4909 (MULITLIB_DIRNAMES): (Ditto.).
4910 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
4912 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
4914 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
4915 "sse2_umulsidi3". Use V1DI mode for operand 0.
4916 ("mmx_psadbw"): Use V1DI mode for operand 0.
4917 * config/i386/i386-modes.def (V1SI): New vector mode.
4918 * config/i386/i386.c (struct builtin_description)
4919 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
4920 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
4921 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
4922 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
4923 v1di_ftype_v8qi_v8qi type.
4924 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
4926 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
4927 __builtin_ia32_pmuludq]: Fix the mode of return value.
4929 2008-03-15 Richard Guenther <rguenther@suse.de>
4932 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
4935 2008-03-14 Bob Wilson <bob.wilson@acm.org>
4937 * doc/invoke.texi (Option Summary, Xtensa Options): Document
4938 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
4939 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
4940 unless TARGET_SERIALIZE_VOLATILE is enabled.
4941 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
4942 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
4943 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
4945 2008-03-14 Richard Guenther <rguenther@suse.de>
4947 PR tree-optimization/34172
4948 * tree-flow.h (refs_may_alias_p): Declare.
4949 (get_single_def_stmt): Likewise.
4950 (get_single_def_stmt_from_phi): Likewise.
4951 (get_single_def_stmt_with_phi): Likewise.
4952 * tree-dfa.c (refs_may_alias_p): New function.
4953 (get_single_def_stmt): Likewise.
4954 (get_single_def_stmt_from_phi): Likewise.
4955 (get_single_def_stmt_with_phi): Likewise.
4956 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
4957 (vn_reference_lookup_1): New helper function.
4958 (vn_reference_lookup): Walk the virtual use-def chain to
4959 continue searching for a match if the def does not alias the
4960 reference we are looking for.
4962 2008-03-14 David Edelsohn <edelsohn@gnu.org>
4964 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
4965 archive and Perzl. Update The Written Word listing.
4967 2008-03-14 Richard Guenther <rguenther@suse.de>
4969 PR tree-optimization/34043
4970 PR tree-optimization/33989
4971 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
4973 (bitmap_find_leader): Use extra argument to verify dominance
4974 relationship inside a basic-block.
4975 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
4976 (find_leader_in_sets): Adjust.
4977 (create_component_ref_by_pieces): Take extra argument for
4978 dominance check, handle lookup failures.
4979 (find_or_generate_expression): Likewise.
4980 (create_expression_by_pieces): Likewise.
4981 (insert_into_preds_of_block): Adjust.
4982 (create_value_expr_from): If asked for, verify all operands
4983 are in the blocks AVAIL_OUT set.
4984 (make_values_for_stmt): Check for SSA_NAMEs that are life
4985 over an abnormal edge.
4986 (compute_avail): Remove such check.
4987 (do_SCCVN_insertion): New function.
4988 (eliminate): If we do not find a leader suitable for replacement
4989 insert a replacement expression from SCCVN if available.
4990 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
4991 (struct vn_ssa_aux): Add needs_insertion flag.
4992 * tree-ssa-sccvn.c (may_insert): New global flag.
4993 (copy_reference_ops_from_ref): Value-number union member access
4994 based on its size, not type and member if insertion is allowed.
4995 (visit_reference_op_load): For a weak match from union type
4996 punning lookup a view-converted value and insert a SSA_NAME
4997 for that value if that is not found.
4998 (visit_use): Make dumps shorter. Do not disallow value numbering
4999 SSA_NAMEs that are life over an abnormal edge to constants.
5000 (free_scc_vn): Release inserted SSA_NAMEs.
5001 (run_scc_vn): New flag to specify whether insertion is allowed.
5002 Process SSA_NAMEs in forward order.
5003 * tree-ssa-loop-im.c (for_each_index): Handle invariant
5004 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
5005 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
5006 pointer type to/from integral types that do not change the
5007 precision to regular conversions.
5009 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5011 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5012 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5013 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
5014 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
5015 input arguments and the mode of return value. Built-in functions
5016 that operate on whole 64-bit MMX register now use V1DI mode.
5018 2008-03-13 Alon Dayan <alond@il.ibm.com>
5019 Olga Golovanevsky <olga@il.ibm.com>
5021 PR tree-optimization/35041
5022 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
5023 to locate the right position in a statement.
5025 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
5029 * config/i386/xmmintrin.h: Change all static inline functions to
5030 extern inline and add __gnu_inline__ attribute.
5031 * config/i386/bmintrin.h: Ditto.
5032 * config/i386/smmintrin.h: Ditto.
5033 * config/i386/tmmintrin.h: Ditto.
5034 * config/i386/mmintrin-common.h: Ditto.
5035 * config/i386/ammintrin.h: Ditto.
5036 * config/i386/emmintrin.h: Ditto.
5037 * config/i386/pmmintrin.h: Ditto.
5038 * config/i386/mmintrin.h: Ditto.
5039 * config/i386/mm3dnow.h: Ditto.
5041 2008-03-13 Jakub Jelinek <jakub@redhat.com>
5044 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
5045 (lower_omp_2): New function.
5046 (lower_omp_1, lower_omp): Rewritten.
5048 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
5051 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
5052 with the phrase "Microsoft Windows compilers".
5053 (Push/Pop Macro Pragmas): New subsection. Document
5054 #pragma push_macro and pragma pop_macro.
5056 2008-03-12 Paul Brook <paul@codesourcery.com>
5058 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
5060 2008-03-12 Paul Brook <paul@codesourcery.com>
5062 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
5063 (thumb2_alusi3_short): Exclude PLUS and MINUS.
5064 (thumb2_addsi_shortim): Rename ...
5065 (thumb2_addsi_short): ... to this. Allow register operands.
5066 (thumb2_subsi_short): New pattern.
5067 (thumb2_one_cmplsi2_short,
5068 thumb2_negsi2_short): New patterns and peepholes.
5070 2008-03-12 Paul Brook <paul@codesourcery.com>
5072 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
5074 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
5076 * config/i386/i386.md (int_cond): New code iterator.
5078 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
5079 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
5080 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
5081 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
5082 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
5083 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
5084 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
5085 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
5087 2008-03-12 Paul Brook <paul@codesourcery.com>
5089 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
5090 instead of {arm,thumb}_compute_save_reg_mask.
5091 (output_return_instruction): Ditto.
5092 (thumb_unexpanded_epilogue): Ditto.
5093 (thumb1_expand_prologue): Ditto.
5094 (thumb1_output_function_prologue): Ditto.
5095 (arm_set_return_address): Ditto.
5096 (thumb_set_return_address): Ditto.
5097 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
5098 regs to achieve stack alignment.
5099 (thumb1_compute_save_reg_mask): Fix compiler warning.
5100 (arm_output_epilogue): Use offsets->saved_regs_mask.
5101 Adjust stack pointer by poping call clobered registers.
5102 (arm_expand_prologue): Use offsets->saved_regs_mask.
5103 Adjust stack pointer by pushing extra registers.
5104 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
5106 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
5109 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
5110 conversion to the operands of a multiplication.
5112 2008-03-12 Richard Guenther <rguenther@suse.de>
5114 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
5115 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
5116 * timevar.def (TV_TREE_PHIPROP): Add.
5117 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
5118 pass description. Use TV_TREE_PHIPROP.
5119 * tree-ssa-forwprop.c: Remove phiprop code.
5121 2008-03-12 Jakub Jelinek <jakub@redhat.com>
5124 * omp-low.c (maybe_lookup_decl): Constify first argument.
5125 (use_pointer_for_field): Change last argument from bool to
5126 omp_context *. Disallow shared copy-in/out in nested
5127 parallel if decl is shared in outer parallel too.
5128 (build_outer_var_ref, scan_sharing_clauses,
5129 lower_rec_input_clauses, lower_copyprivate_clauses,
5130 lower_send_clauses, lower_send_shared_vars): Adjust callers.
5132 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
5133 Ira Rosen <irar@il.ibm.com>
5135 * tree-vectorizer.c (free_stmt_vec_info): New function.
5136 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
5137 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
5138 * tree-vectorizer.h (free_stmt_vec_info): Declare.
5139 * tree-vect-transform.c (vectorizable_conversion): Free
5140 vec_oprnds0 if it was allocated.
5141 (vect_permute_store_chain): Remove unused VECs.
5142 (vectorizable_store): Free VECs that are allocated in the..
5144 (vect_transform_strided_load, vectorizable_load): Likewise.
5145 (vect_remove_stores): Simplify the code.
5146 (vect_transform_loop): Move code to vect_remove_stores().
5147 Call vect_remove_stores() and free_stmt_vec_info().
5149 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5151 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
5152 TARGET_HPUX. Revise comment.
5153 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
5154 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
5155 Use sr4 variant of `be' instruction when not generating PIC code.
5156 (attr_length_call): Adjust for above change.
5158 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5160 * ipa-reference.c (static_execute): Remove module_statics_const and
5161 associated setting code.
5163 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5166 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
5167 predicate for operand 1.
5168 (paritysi2_cmp): Use register_operand predicate for operand 2.
5169 Use earlyclobber modifier for operand 1. Remove support for
5171 (paritydi2_cmp): Use register_operand predicate for operand 3.
5172 Use earlyclobber modifier for operand 1. Remove support for
5175 2008-03-11 Paul Brook <paul@codesourcery.com>
5176 Vladimir Prus <vladimir@codesourcery.com>
5178 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
5179 (arm_compute_save_reg0_reg12_mask): Always
5180 check if register 11 must be saved. Always safe hard frame pointer
5181 when frame_pointer_needeed.
5182 (arm_compute_save_reg_mask): Save IP and PC
5183 only with apcs frames.
5184 (arm_output_epilogue): Adjust Thumb2 codepath to
5185 be also invoked and work for ARM non-apcs frames.
5186 (arm_expand_prologue): Don't bother saving IP
5187 for non-apcs frame, since it's not clobbered by
5188 prologue code. Implement non-apcs frame
5191 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5193 PR rtl-optimization/35281
5194 * expr.c (convert_move): Use a new pseudo for the intermediate
5195 from_mode->word_mode result.
5197 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
5199 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
5200 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
5201 * toplev.c (compile_file): Don't call it.
5203 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
5206 * expr.c (store_expr): Call emit_block_move if the mode
5207 of "temp" RTX is BLKmode.
5209 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
5210 Richard Guenther <rguenther@suse.de>
5212 PR tree-optimization/31358
5213 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
5214 the step with a NULL_TREE.
5215 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
5216 to sizetype if type is a pointer type.
5217 (add_candidate_1): Don't convert the base and step to
5218 the generic type if the orginal type is a pointer type.
5219 (add_iv_value_candidates): Use sizetype for the step
5220 if type is a pointer type.
5221 (cand_value_at): Likewise.
5222 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
5224 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
5225 Don't convert the tem affine to the type.
5226 (add_elt_to_tree): Use sizetype for the step if a pointer.
5227 Use POINTER_PLUS_EXPR for pointers.
5228 (aff_combination_to_tree): Use sizetype for the step if a
5231 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
5233 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
5234 Remove commutativity hint.
5236 2008-03-10 Jakub Jelinek <jakub@redhat.com>
5240 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
5241 errorneous type. Check that v is a VAR_DECL.
5244 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
5246 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
5248 PR tree-optimization/35494
5249 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
5250 may be overriden at link and run time.
5252 2008-03-10 Richard Guenther <rguenther@suse.de>
5254 PR tree-optimization/34677
5255 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
5256 (poolify_tree): Likewise.
5257 (modify_expr_template): Likewise.
5258 (poolify_modify_stmt): Likewise.
5259 (insert_fake_stores): Handle all component-ref style stores
5260 in addition to INDIRECT_REF. Also handle complex types.
5261 Do not poolify the inserted load.
5262 (realify_fake_stores): Do not rebuild the tree but only
5263 make it a SSA_NAME copy.
5264 (init_pre): Remove initialzation of modify_expr_template.
5265 Do not allocate modify_expr_node_pool.
5266 (fini_pre): Do not free modify_expr_node_pool.
5268 2008-03-10 Paul Brook <paul@codesourcery.com>
5270 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
5273 2008-03-10 Paul Brook <paul@codesourcery.com>
5274 Mark Shinwell <shinwell@codesourcery.com>
5276 * config/arm/cortex-r4.md: New.
5277 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
5279 * config/arm/arm.md: Include cortex-r4.md.
5280 (insn): Add smmls, sdiv and udiv values.
5281 (generic_sched): Don't use generic scheduling for Cortex-R4.
5282 (arm_issue_rate): New function.
5283 (TARGET_SCHED_ISSUE_RATE): Define.
5285 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
5287 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
5289 2008-03-10 Richard Guenther <rguenther@suse.de>
5291 * tree-ssa-pre.c (get_sccvn_value): Simplify.
5292 (compute_avail): Do not add stmt uses to AVAIL_OUT.
5294 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
5296 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
5297 Set default to true.
5299 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5301 * c.opt (Wsynth): Deprecate.
5302 * doc/invoke.texi (Option Summary, Warning Options): Document
5303 -Wno-format-contains-nul.
5305 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
5308 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
5309 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
5311 2008-03-09 Ira Rosen <irar@il.ibm.com>
5313 * config/rs6000/rs6000.c (builtin_description): Rename vector
5314 left shift operations.
5315 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
5316 (altivec_vsl<VI_char>): Rename to ...
5317 (ashl<mode>3): ... new name.
5318 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
5320 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
5322 2008-03-08 Richard Guenther <rguenther@suse.de>
5324 * coverage.h (tree_coverage_counter_addr): Declare.
5325 * coverage.c (tree_coverage_counter_addr): New function.
5326 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
5328 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
5329 (tree_gen_one_value_profiler): Likewise.
5330 (tree_gen_ic_profiler): Likewise.
5331 (tree_gen_average_profiler): Likewise.
5332 (tree_gen_ior_profiler): Likewise.
5334 2008-03-08 Richard Guenther <rguenther@suse.de>
5336 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
5337 (vn_binary_op_insert): Likewise.
5338 (vn_unary_op_lookup): Likewise.
5339 (vn_unary_op_insert): Likewise.
5340 (vn_nary_op_lookup): Declare.
5341 (vn_nary_op_insert): Likewise.
5342 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
5343 and binary hashes, use a single obstack for unary_op_pool
5345 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
5346 a single struct vn_nary_op_s. Store tree code length and
5347 a variable number of operands.
5348 (struct vn_reference_op_struct): Remove unused op2.
5349 (vn_reference_op_eq): Do not compare op2.
5350 (vn_reference_op_compute_hash): Do not compute hash of op2.
5351 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
5352 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
5353 with vn_nary_op_compute_hash.
5354 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
5355 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
5357 (vn_unary_op_insert, vn_binary_op_insert): Replace with
5359 (visit_unary_op): Call nary functions.
5360 (visit_binary_op): Likewise.
5361 (process_scc): Adjust for struct vn_tables_s changes.
5362 (allocate_vn_table): Likewise.
5363 (free_vn_table): Likewise.
5364 * tree-vn.c (vn_add): Call nary functions.
5365 (vn_lookup): Likewise.
5367 2008-03-08 Jakub Jelinek <jakub@redhat.com>
5370 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
5371 wdst back after sync_compare_and_swapqhi_internal.
5373 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
5376 * config/i386/i386-modes.def (V1DI): New vector mode.
5377 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
5378 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
5379 (MMXMODE248): Ditto.
5380 (MMXMODE): Add V1DI mode.
5381 (mmxvecsize): Change DI mode to V1DI mode.
5382 ("mov<mode>): Use MMXMODEI8 mode iterator.
5383 ("*mov<mode>_internal_rex64"): Ditto.
5384 ("*mov<mode>_internal"): Ditto.
5385 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
5386 ("mmx_sub<mode>3"): Ditto.
5387 ("mmx_adddi3"): Remove insn pattern.
5388 ("mmx_subdi3"): Ditto.
5389 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
5390 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
5391 ("mmx_ashl<mode>3"): Ditto.
5392 ("mmx_lshrdi3"): Remove insn pattern.
5393 ("mmx_ashldi3"): Ditto.
5394 * config/i386/i386.c (classify_argument): Handle V1DImode.
5395 (function_arg_advance_32): Ditto.
5396 (function_arg_32): Ditto.
5397 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
5398 mmx_addv1di3 insn pattern.
5399 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
5400 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
5401 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
5402 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
5403 Remove definitions of built-in functions.
5404 (V1DI_type_node): New node.
5405 (v1di_ftype_v1di_int): Ditto.
5406 (v1di_ftype_v1di_v1di): Ditto.
5407 (v2si_ftype_v2si_si): Ditto.
5408 (v4hi_ftype_v4hi_di): Remove node.
5409 (v2si_ftype_v2si_di): Ditto.
5410 (ix86_init_mmx_sse_builtins): Handle V1DImode.
5411 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
5412 Redefine builtins using def_builtin_const with *_ftype_*_int node.
5413 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
5414 Add new builtins using def_builtin_const.
5415 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
5416 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
5417 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
5418 * config/i386/mmintrin.h (__v1di): New typedef.
5419 (_mm_add_si64): Cast arguments to __v1di type.
5420 (_mm_sub_si64): Ditto.
5421 (_mm_sll_pi16): Cast __count to __v4hi type.
5422 (_mm_sll_pi32): Cast __count to __v2si type.
5423 (_mm_sll_si64): Cast arguments to __v1di type.
5424 (_mm_srl_pi16): Cast __count to __v4hi type.
5425 (_mm_srl_pi32): Cast __count to __v2si type.
5426 (_mm_srl_si64): Cast arguments to __v1di type.
5427 (_mm_sra_pi16): Cast __count to __v4hi type.
5428 (_mm_sra_pi32): Cast __count to __v2si type.
5429 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
5430 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
5431 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
5432 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
5433 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
5434 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
5435 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
5436 (_mm_srai_pi32): Use __builtin_ia32_psradi.
5437 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
5438 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
5439 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
5440 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
5442 2008-03-07 Joseph Myers <joseph@codesourcery.com>
5444 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
5446 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
5449 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
5450 reg+const addressing for Altivec modes. Don't generate reg+reg
5451 addressing for TFmode or TDmode quantities.
5453 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
5455 * c-common.c (vector_types_convertible_p): Call langhook
5456 instead of comptypes.
5458 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
5461 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
5462 integral and scalar float variables which have a
5465 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
5467 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
5468 dwarf_register_span hook when emitting unwind information for
5469 register-to-memory saves.
5470 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
5471 (rs6000_frame_related): Remove call to spe_synthesize_frame.
5473 2008-03-06 Jakub Jelinek <jakub@redhat.com>
5475 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
5476 for the same VAR_DECL.
5478 2008-03-06 Tom Tromey <tromey@redhat.com>
5481 * doc/standards.texi (Standards): Don't mention treelang.
5482 * doc/invoke.texi (Overall Options): Don't mention treelang.
5483 * doc/install.texi (Prerequisites): Don't mention bison or
5485 (Configuration): Don't mention treelang.
5486 (Building): Likewise.
5487 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
5489 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
5491 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
5492 word-extractions out of a multi-word object.
5494 2008-03-06 Richard Guenther <rguenther@suse.de>
5496 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
5497 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
5498 result type and precision.
5499 * expr.c (get_inner_reference): Set unsignedp based on the result
5500 type of BIT_FIELD_REF.
5501 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
5502 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
5503 (try_instantiate_multiple_fields): Likewise. Use the correct type
5505 (sra_build_assignment): Likewise.
5506 (sra_build_elt_assignment): Likewise.
5507 (sra_explode_bitfield_assignment): Likewise.
5508 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
5509 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
5510 set BIT_FIELD_REF_UNSIGNED.
5511 (vectorizable_load): Likewise.
5513 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
5515 * cse.c (cse_extended_basic_block): Invalidate artificial defs
5518 2008-03-06 Richard Guenther <rguenther@suse.de>
5520 * alias.c (struct alias_set_entry): Move has_zero_child field
5521 to pack with alias_set.
5523 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
5525 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
5528 2008-03-05 Ian Lance Taylor <iant@google.com>
5530 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
5532 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
5534 * fwprop.c (update_df): Support width and offset parameters of
5536 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
5537 global_conflicts): Change DF_REF_EXTRACT to either
5538 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5539 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5540 * df-scan.c (df_ref_record, df_defs_record,
5541 df_ref_create_structure, df_def_record_1, df_uses_record,
5542 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
5543 df_bb_refs_collect, df_entry_block_defs_collect,
5544 df_exit_block_uses_collect): Support new width and offset fields.
5545 (ref_extract_pool): New storage pool.
5546 (df_free_ref): New function.
5547 (df_reg_chain_unlink, df_free_collection_rec,
5548 df_sort_and_compress_refs): Call df_free_ref.
5549 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
5551 (df_ref_create_structure): Allocate df_ref_extract if offset and
5552 width fields are used.
5553 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
5554 (df_uses_record): Get offset and width from ZERO_EXTRACT
5556 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
5557 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5558 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5559 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
5560 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
5561 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
5562 (df_ref_extract): New structure.
5563 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
5564 (df_ref_create): Add width and offset parameters.
5566 2008-03-05 Richard Guenther <rguenther@suse.de>
5568 * tree-ssa-structalias.c (get_constraint_for_component_ref):
5569 Use ranges_overlap_p.
5570 (offset_overlaps_with_access): Rename
5571 to ranges_overlap_p and move ...
5572 * tree-flow-inline.h (ranges_overlap_p): ... here.
5574 * tree.h (get_inner_reference, handled_component_p): Update
5577 * tree.h (record_component_aliases, get_alias_set,
5578 alias_sets_conflict_p, alias_sets_must_conflict_p,
5579 objects_must_conflict_p): Move declarations ...
5580 * alias.h (record_component_aliases, get_alias_set,
5581 alias_sets_conflict_p, alias_sets_must_conflict_p,
5582 objects_must_conflict_p): ... here.
5583 Include coretypes.h.
5584 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
5586 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
5588 * cfg.c: Include tree-flow.h.
5589 (remove_edge_raw): Call redirect_edge_var_map_clear.
5590 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
5591 * tree-flow-inline.h (redirect_edge_var_map_def): New.
5592 (redirect_edge_var_map_result): New.
5593 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
5594 PENDING_STMT use with redirect_edge_var_map_*.
5595 * tree-ssa.c (edge_var_maps): New definition.
5596 (redirect_edge_var_map_add): New.
5597 (redirect_edge_var_map_clear): New.
5598 (redirect_edge_var_map_dup): New.
5599 (redirect_edge_var_map_vector): New.
5600 (redirect_edge_var_map_destroy): New.
5601 (ssa_redirect_edge): Replace PENDING_STMT use with
5602 redirect_edge_var_map_*.
5603 (flush_pending_stmts): Same.
5604 (delete_tree_ssa): Destroy edge var map.
5605 * tree-flow.h (struct _edge_var_map): New.
5606 Define edge_var_map vector type.
5607 Declare redirect_edge_var_map_* prototypes.
5608 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
5609 * tree-cfg.c (reinstall_phi_args): Replace
5610 PENDING_STMT use with redirect_edge_var_map_*.
5612 2008-03-05 Richard Guenther <rguenther@suse.de>
5614 PR tree-optimization/35472
5615 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
5616 whose single use_stmt has a overlapping set of loaded and
5617 stored symbols as that use_stmt might be a noop assignment then.
5619 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
5621 * gthr-rtems.h: Implement __gthread_mutex_destroy.
5623 2008-03-05 Richard Guenther <rguenther@suse.de>
5626 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
5627 should be constants.
5628 * tree-cfg.c (verify_expr): Verify it.
5629 * fold-const.c (fold_truthop): Remove code generating
5630 BIT_FIELD_REFs of structure bases.
5631 (fold_binary): Likewise.
5632 (fold_ternary): Position and size of BIT_FIELD_REFs are
5633 always host integers.
5634 (make_bit_field_ref): Remove.
5635 (optimize_bit_field_compare): Remove.
5636 (all_ones_mask_p): Remove.
5638 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
5641 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
5642 (split_block_and_df_analyze): New. Split basic block and rebuild
5644 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
5646 (split_pattern_seq): Likewise.
5647 (erase_matching_seqs): Likewise.
5648 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
5650 2008-03-04 Geoff Keating <geoffk@apple.com>
5652 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
5653 declaration and code.
5654 (tree_invalid_nonnegative_warnv_p): Likewise.
5656 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5658 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
5659 examples. Truncate option-names then causing overfull hbox.
5661 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5664 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
5666 * configure: Rebuilt.
5668 2008-03-04 Rafael Espindola <espindola@google.com>
5670 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
5671 (tree_unary_nonnegative_warnv_p): New.
5672 (tree_binary_nonnegative_warnv_p): New.
5673 (tree_single_nonnegative_warnv_p): New.
5674 (tree_invalid_nonnegative_warnv_p): New.
5675 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
5677 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5680 * opts.c (handle_option): Postpone 'unknown option' errors only for
5683 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
5686 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
5689 2008-03-04 Rafael Espindola <espindola@google.com>
5691 * fold-const.c (tree_unary_nonzero_warnv_p): New.
5692 (tree_binary_nonzero_warnv_p): New.
5693 (tree_single_nonzero_warnv_p): New.
5694 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
5696 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
5699 * fold-const.c (fold_cond_expr_with_comparison): Prevent
5700 transformations for modes that have signed zeros.
5701 * ifcvt.c (noce_try_abs): Ditto.
5703 2008-03-04 Joseph Myers <joseph@codesourcery.com>
5705 * config/i386/i386.c (override_options): Force
5706 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
5708 2008-03-04 Jan Hubicka <jh@suse.cz>
5711 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
5714 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
5716 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
5717 label to probe the stack.
5719 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
5721 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
5722 (__gthr_win32_mutex_destroy): Declare.
5723 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
5724 __gthr_win32_mutex_destroy.
5725 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
5727 2008-03-03 Jan Hubicka <jh@suse.cz>
5730 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
5731 aggressive on inlining cold calls.
5733 2008-03-03 Richard Guenther <rguenther@suse.de>
5735 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
5736 struct copies into the expression table.
5737 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
5738 (try_to_simplify): Likewise.
5739 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
5740 integral and pointer arguments which do not change the
5741 precision to NOP_EXPRs.
5742 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
5743 VIEW_CONVERT_EXPR case.
5745 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
5747 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
5748 defined in a loop at depth 0 is invariant.
5749 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
5750 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
5751 be called at loop depth 0.
5753 2008-03-02 Jakub Jelinek <jakub@redhat.com>
5756 * gcc.c (process_command): Update copyright notice dates.
5757 * gcov.c (print_version): Likewise.
5758 * gcov-dump.c (print_version): Likewise.
5759 * mips-tfile.c (main): Likewise.
5760 * mips-tdump.c (main): Likewise.
5762 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5765 * c-common.c (flag_permissive): Delete.
5766 (constant_expression_warnings): Check flags first.
5767 (constant_expression_error): New.
5768 * c-common.h (flag_permissive): Delete.
5769 (constant_expression_error): Declare.
5770 * flags.h (flag_permissive): Declare. Update description.
5771 * diagnostic.c (pedwarn): Update.
5773 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
5774 (permissive_error_kind): New.
5775 * toplev.c (flag_permissive): Define. Update description.
5776 * toplev.h (permissive_error_kind): Declare.
5777 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
5778 (pedwarn_c90): Use pedantic_warning_kind.
5779 * c-opts.c (c_common_post_options): flag_permissive does not affect
5780 flag_pedantic_errors.
5782 2008-03-02 Joseph Myers <joseph@codesourcery.com>
5784 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
5785 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
5786 __absvsi2, __absvDI2): Use unsigned arithmetic.
5788 2008-03-02 Andi Kleen <ak@suse.de>
5789 Richard Guenther <rguenther@suse.de>
5791 * struct-equiv.c: Remove file.
5792 * cfg_cleanup.c (condjump_equiv_p): Remove.
5793 * Makefile.in (OBJS-common): Remove struct-equiv.o.
5794 (struct-equiv.o): Remove rule.
5795 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
5796 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
5797 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
5799 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5801 * ifcvt.c (noce_process_if_block): Try to handle only the then
5802 block if the else block exists but isn't suitable.
5804 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
5807 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
5808 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
5809 regression from previous patch.
5811 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
5814 * gthr.h: Add __gthread_mutex_destroy as a function that must be
5816 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
5817 * gthr-single.h (__gthread_mutex_destroy): Likewise.
5818 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
5819 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
5820 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
5821 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
5822 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
5823 (__gthread_mutex_destroy_function): Rename to
5824 __gthread_mutex_destroy.
5825 * gthr-dce.h (__gthread_mutex_destroy): Call
5826 pthread_mutex_destroy.
5827 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
5828 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
5829 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
5831 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5833 * df-scan.c (df_ref_chain_change_bb): Simplify.
5834 (df_insn_change_bb): Add new_bb argument. Simplify. Call
5835 set_block_for_insn if there's any change.
5836 * df.h ((df_insn_change_bb): Fix prototype.
5837 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
5838 df_insn_change_bb, don't call set_block_for_insn.
5839 * emit-rtl.c (reorder_insns): Likewise.
5840 * haifa-sched.c (move_insn): Likewise.
5842 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5844 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
5846 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
5848 * tree-flow-inline.h (next_readonly_imm_use): Return
5849 NULL_USE_OPERAND_P after the end.
5851 2008-03-01 Richard Guenther <rguenther@suse.de>
5853 PR tree-optimization/35411
5854 * tree-sra.c (sra_build_assignment): Split conversion to
5855 final type to a separate statement if we are not assigning
5858 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5860 * fold-const.c (fold_convertible_p): Correct the logic to follow
5861 that in fold_convert().
5863 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
5866 * tree-inline.c (build_duplicate_type): When we make a
5867 duplicate type, make it unique in the canonical types system.
5869 2008-02-29 Tom Tromey <tromey@redhat.com>
5871 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
5872 input_file_stack_history, input_file_stack_restored): Remove.
5873 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
5874 * input.h (struct file_stack): Remove.
5875 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
5876 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
5878 * diagnostic.h (struct diagnostic_context) <last_module>: Change
5880 (diagnostic_last_module_changed): Add 'map' argument.
5881 (diagnostic_set_last_function): Likewise.
5882 * diagnostic.c (undiagnostic_report_current_module): Iterate using
5883 line map, not input_file_stack.
5884 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
5886 2008-02-29 Paul Brook <paul@codesourcery.com>
5888 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
5890 2008-02-29 Paul Brook <paul@codesourcery.com>
5892 * config/arm/ieee754-df.S (muldf3): Use RET macros.
5894 2008-02-29 Richard Guenther <rguenther@suse.de>
5896 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
5898 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
5899 value for comparing for a store match.
5900 (simplify_unary_expression): Do nothing for SSA_NAMEs.
5901 (try_to_simplify): Do not do a full-blown reference lookup.
5903 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
5905 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
5906 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5908 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
5910 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
5912 * tree-loop-linear.c (try_interchange_loops): Compare memory access
5913 strides against cache sizes.
5915 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
5917 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
5920 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
5922 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
5923 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
5924 is smaller than the original promoted value.
5925 (simplify_subreg): If OP is a SUBREG, try to preserve its
5926 SUBREG_PROMOTED_VAR_P information.
5928 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
5930 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
5931 (VN_INFO_GET): Allocate new objects on the obstack.
5932 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
5933 for rpo_numbers_temp, for consistency.
5934 (free_scc_vn): Free the obstack.
5936 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
5938 * doc/invoke.texi: Document -ftree-loop-distribution.
5939 * tree-loop-distribution.c: New.
5940 * tree-pass.h (pass_loop_distribution): New.
5941 * graphds.h (struct graph): Add htab_t indices.
5942 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
5943 * tree-vectorizer.c (rename_variables_in_loop): Extern.
5944 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
5945 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
5946 * tree-data-ref.c (debug_data_dependence_relations): New.
5947 (dump_data_dependence_relation): Also print data references.
5948 (free_data_ref): Extern.
5949 (same_access_functions): Moved...
5950 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
5951 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5952 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
5953 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
5954 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
5955 (stmts_from_loop): Skip LABEL_EXPR.
5956 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
5958 (build_rdg): Initialize rdg->indices htab.
5959 (free_rdg, stores_from_loop, ref_base_address,
5960 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
5961 have_similar_memory_accesses_1, ref_base_address_1,
5962 remove_similar_memory_refs): New.
5963 * tree-data-ref.h: Depend on tree-chrec.h.
5964 (debug_data_dependence_relations, free_data_ref): Declared.
5965 (same_access_functions): ... here.
5966 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
5968 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
5969 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
5970 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
5971 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
5972 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
5973 rdg_vertex_for_stmt): Declared.
5974 (struct rdg_edge): Add level.
5976 (free_rdg, stores_from_loop, remove_similar_memory_refs,
5977 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
5979 (rdg_has_similar_memory_accesses): New.
5980 * tree-vect-analyze.c: Remove unused static decls.
5981 * lambda.h (dependence_level): New.
5982 * common.opt (ftree-loop-distribution): New.
5983 * tree-flow.h (mark_virtual_ops_in_bb,
5984 slpeel_tree_duplicate_loop_to_edge_cfg,
5985 rename_variables_in_loop): Declared.
5986 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
5987 (OBJS-common): Add tree-loop-distribution.o.
5988 (tree-loop-distribution.o): New rule.
5989 * tree-cfg.c (mark_virtual_ops_in_bb): New.
5990 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
5991 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
5993 2008-02-28 Joseph Myers <joseph@codesourcery.com>
5996 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
5997 other than structures and unions.
5999 2008-02-28 Richard Guenther <rguenther@suse.de>
6002 2008-02-26 Richard Guenther <rguenther@suse.de>
6004 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6005 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6006 (lookup_decl_from_uid): Declare.
6007 (remove_decl_from_map): Likewise.
6008 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6009 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6010 (decl_for_uid_map): New global hashtable mapping DECL_UID
6012 (init_ttree): Allocate it.
6013 (insert_decl_to_uid_decl_map): New helper function.
6014 (make_node_stat): Insert new decls into the map.
6015 (copy_node_stat): Likewise.
6016 (lookup_decl_from_uid): New function.
6017 (remove_decl_from_map): Likewise.
6018 (print_decl_for_uid_map_statistics): New helper.
6019 (dump_tree_statistics): Call it.
6021 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6022 (referenced_var_iterator): Adjust.
6023 (FOR_EACH_REFERENCED_VAR): Adjust.
6024 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6025 (num_referenced_vars): Adjust.
6026 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6027 (first_referenced_var): Remove.
6028 (end_referenced_vars_p): Likewise.
6029 (next_referenced_var): Likewise.
6030 (referenced_var_iterator_set): New helper function.
6031 * tree-dfa.c (referenced_var_lookup): Adjust.
6032 (referenced_var_check_and_insert): Likewise.
6033 (remove_referenced_var): Likewise.
6034 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6035 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6036 (verify_call_clobbering): Likewise.
6037 (verify_memory_partitions): Likewise.
6038 (init_tree_ssa): Allocate bitmap instead of hashtable for
6040 (delete_tree_ssa): Adjust.
6041 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6042 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6043 (compute_tag_properties): Likewise.
6044 (set_initial_properties): Likewise.
6045 (find_partition_for): Likewise.
6046 (update_reference_counts): Likewise.
6047 (dump_may_aliases_for): Likewise.
6048 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6049 (add_call_clobber_ops): Likewise.
6050 (add_call_read_ops): Likewise.
6051 (get_asm_expr_operands): Likewise.
6052 * tree-into-ssa.c (dump_decl_set): Likewise.
6053 (update_ssa): Likewise.
6054 * tree-sra.c (scan_function): Likewise.
6055 (decide_instantiations): Likewise.
6056 (scalarize_parms): Likewise.
6057 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6058 (dsa_named_for): Likewise.
6059 * tree-ssa-structalias.c (update_alias_info): Likewise.
6060 (merge_smts_into): Likewise.
6062 2008-02-27 David Daney <ddaney@avtrex.com>
6065 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
6066 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
6067 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
6068 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
6069 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
6071 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
6074 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
6075 (BUILT_IN_NEXTTOWARD): Remove.
6076 (BUILT_IN_NEXTTOWARDF): Ditto.
6077 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
6078 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
6080 2008-02-27 Tom Tromey <tromey@redhat.com>
6082 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
6083 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
6085 2008-02-27 Jan Beulich <jbeulich@novell.com>
6087 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
6088 update the respective field on newdecl.
6090 2008-02-27 Revital Eres <eres@il.ibm.com>
6092 PR rtl-optimization/34999
6093 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
6094 crossing edges that ends with a call insn.
6095 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
6096 call insn and clear the EDGE_CROSSING flag of the crossing edge
6097 when fixing fallthru edges.
6099 2008-02-27 Richard Guenther <rguenther@suse.de>
6102 * fold-const.c (fold_unary): Return the correct argument,
6103 converted to the result type.
6105 2008-02-27 Richard Guenther <rguenther@suse.de>
6108 * expr.c (expand_expr_real_1): Assert on rotates that operate
6110 * fold-const.c (fold_binary): Use the types precision, not the
6111 bitsize of the mode if folding rotate expressions. Build rotates
6112 only for full modes.
6114 2008-02-27 Jakub Jelinek <jakub@redhat.com>
6116 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
6118 * c-pragma.c (pragma_ns_name): New typedef.
6119 (registered_pp_pragmas): New variable.
6120 (c_pp_lookup_pragma): New function.
6121 (c_register_pragma_1): If flag_preprocess_only, do nothing
6122 for non-expanded pragmas, for expanded ones push pragma's
6123 namespace and name into registered_pp_pragmas vector.
6124 (c_invoke_pragma_handler): Register OpenMP pragmas even when
6125 flag_preprocess_only, don't register GCC pch_preprocess
6126 pragma if flag_preprocess_only.
6127 * c-opts.c (c_common_init): Call init_pragma even if
6128 flag_preprocess_only.
6129 * c-pragma.c (c_pp_lookup_pragma): New prototype.
6130 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
6131 cpp_register_pragma if flag_preprocess_only.
6133 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6136 * c-parser.c (c_parser_translation_unit): Warn for empty
6137 translation unit, not empty source file.
6139 2008-02-26 Paul Brook <paul@codesourcery.com>
6141 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
6142 operand for Thumb-2.
6143 * config/arm/arm.h (reg_class): Add CORE_REGS.
6144 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
6145 (BASE_REG_CLASS): Use CORE_REGS.
6146 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
6147 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
6148 (REGNO_OK_FOR_INDEX_P): Exclude SP.
6149 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
6150 ARM_REGNO_OK_FOR_INDEX_P.
6151 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
6152 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
6153 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
6154 (ldm/stm peepholes): Ditto.
6155 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
6156 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
6157 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
6158 * config/arm/constraints.md: Enable "k" constraint on ARM.
6160 2008-02-27 Ben Elliston <bje@au.ibm.com>
6162 * config/rs6000/rs6000.c: Annotate cache line size field in all
6163 instances of struct processor_costs.
6165 2008-02-26 David Edelsohn <edelsohn@gnu.org>
6167 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
6168 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
6169 jump_bypass): New counters.
6170 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
6171 * dce.c (gate_ud_dce): Same.
6172 (gate_fast_dce): Same.
6173 * dse.c (gate_dse1): New function.
6174 (gate_dse2): New function.
6175 (gate_dse): Merge results of new gate functions.
6176 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
6177 (gate_handle_jump_bypass): Add dbg_cnt.
6178 (gate_handle_gcse): Add dbg_cnt.
6179 * ifcvt.c (gate_handle_if_conversion): Same.
6180 (gate_handle_if_after_combine): Same.
6181 (gate_handle_if_after_reload): Same.
6182 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
6184 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
6186 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
6188 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
6190 2008-02-26 Jason Merrill <jason@redhat.com>
6193 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
6194 alone if it's the naming decl for the type's main variant.
6196 2008-02-26 Tom Tromey <tromey@redhat.com>
6198 * system.h (USE_MAPPED_LOCATION): Poison.
6199 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
6200 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
6201 (make_goto_expr_edges): Likewise.
6202 (remove_bb): Likewise.
6203 (execute_warn_function_return): Likewise.
6204 * basic-block.h (struct edge_def) <goto_locus>: Change type to
6206 * c-common.c (fname_decl): Remove old location code.
6207 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
6209 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
6211 (ASM_INPUT_SOURCE_LOCATION): Likewise.
6212 (gen_rtx_ASM_INPUT): Likewise.
6213 (gen_rtx_ASM_INPUT_loc): Likewise.
6214 (get_rtx_asm_OPERANDS): Remove.
6215 * cfglayout.c (insn_locators_alloc): Remove old location code.
6216 (set_curr_insn_source_location): Likewise.
6217 (curr_insn_locator): Likewise.
6218 * print-tree.c (print_node): Remove old location code.
6219 * tree-mudflap.c (mf_varname_tree): Remove old location code.
6220 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
6221 * cfgexpand.c (expand_gimple_cond_expr): Don't use
6222 location_from_locus.
6223 (construct_exit_block): Remove old location code.
6224 * emit-rtl.c (force_next_line_note): Remove old location code.
6225 * profile.c (branch_prob): Remove old location code.
6226 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
6227 LOC_LINE): Remove old-location variants.
6228 * langhooks.c (lhd_print_error_function): Remove old location
6230 * configure, config.in: Rebuilt.
6231 * configure.ac (--enable-mapped-location): Remove.
6232 * c-decl.c (c_init_decl_processing): Remove old location code.
6233 (finish_function): Likewise.
6234 * recog.c (decode_asm_operands): Remove old location code.
6235 * c-pch.c (c_common_read_pch): Remove old location code.
6236 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
6238 * gimple-low.c (lower_function_body): Remove old location code.
6239 * toplev.c (unknown_location): Remove.
6240 (push_srcloc): Remove old-location variant.
6241 (process_options): Remove old location code.
6242 (lang_dependent_init): Likewise.
6243 * input.h (UNKNOWN_LOCATION): Move definition.
6244 (location_t): Undeprecate.
6245 (source_locus): Remove.
6246 (location_from_locus): Remove.
6247 (struct location_s): Remove.
6248 Remove all old-location code.
6249 (input_line, input_filename): Remove.
6250 * final.c (final_scan_insn): Remove old location code.
6251 * diagnostic.c (diagnostic_build_prefix): Remove
6252 USE_MAPPED_LOCATION test.
6253 * tree.h (gimple_stmt) <locus>: Now a location_t.
6254 (tree_exp) <locus>: Likewise.
6255 (DECL_IS_BUILTIN): Remove old-location variant.
6256 (annotate_with_file_line, annotate_with_locus): Likewise.
6257 (expr_locus, set_expr_locus): Update.
6258 * tree.c (build1_stat): Remove old location code.
6259 (last_annotated_node): Remove.
6260 (annotate_with_file_line): Remove old-location variant.
6261 (annotate_with_locus): Likewise.
6262 (expr_location): Remove old location code.
6263 (set_expr_location): Likewise.
6264 (expr_has_location): Likewise.
6265 (expr_locus): Likewise.
6266 (set_expr_locus): Likewise.
6267 (expr_filename): Don't use location_from_locus.
6268 (expr_lineno): Likewise.
6269 * rtl-error.c (location_for_asm): Remove old location code.
6270 * c-lex.c (cb_line_change): Remove old location code.
6271 (fe_file_change): Likewise.
6272 (cb_def_pragma): Likewise.
6273 (c_lex_with_flags): Likewise.
6274 * gengtype.c (do_typedef): Don't special-case location types.
6275 (define_location_structures): Remove.
6276 (main): Don't call define_location_structures.
6277 * tree-pretty-print.c (dump_implicit_edges): Remove old location
6280 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6283 * builtins.def (BUILT_IN_STDARG_START): Remove.
6284 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
6285 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6286 * tree-inline.c (inline_forbidden_p_1): Likewise.
6288 2008-02-26 Richard Guenther <rguenther@suse.de>
6290 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6291 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6292 (lookup_decl_from_uid): Declare.
6293 (remove_decl_from_map): Likewise.
6294 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6295 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6296 (decl_for_uid_map): New global hashtable mapping DECL_UID
6298 (init_ttree): Allocate it.
6299 (insert_decl_to_uid_decl_map): New helper function.
6300 (make_node_stat): Insert new decls into the map.
6301 (copy_node_stat): Likewise.
6302 (lookup_decl_from_uid): New function.
6303 (remove_decl_from_map): Likewise.
6304 (print_decl_for_uid_map_statistics): New helper.
6305 (dump_tree_statistics): Call it.
6307 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6308 (referenced_var_iterator): Adjust.
6309 (FOR_EACH_REFERENCED_VAR): Adjust.
6310 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6311 (num_referenced_vars): Adjust.
6312 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6313 (first_referenced_var): Remove.
6314 (end_referenced_vars_p): Likewise.
6315 (next_referenced_var): Likewise.
6316 (referenced_var_iterator_set): New helper function.
6317 * tree-dfa.c (referenced_var_lookup): Adjust.
6318 (referenced_var_check_and_insert): Likewise.
6319 (remove_referenced_var): Likewise.
6320 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6321 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6322 (verify_call_clobbering): Likewise.
6323 (verify_memory_partitions): Likewise.
6324 (init_tree_ssa): Allocate bitmap instead of hashtable for
6326 (delete_tree_ssa): Adjust.
6327 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6328 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6329 (compute_tag_properties): Likewise.
6330 (set_initial_properties): Likewise.
6331 (find_partition_for): Likewise.
6332 (update_reference_counts): Likewise.
6333 (dump_may_aliases_for): Likewise.
6334 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6335 (add_call_clobber_ops): Likewise.
6336 (add_call_read_ops): Likewise.
6337 (get_asm_expr_operands): Likewise.
6338 * tree-into-ssa.c (dump_decl_set): Likewise.
6339 (update_ssa): Likewise.
6340 * tree-sra.c (scan_function): Likewise.
6341 (decide_instantiations): Likewise.
6342 (scalarize_parms): Likewise.
6343 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6344 (dsa_named_for): Likewise.
6345 * tree-ssa-structalias.c (update_alias_info): Likewise.
6346 (merge_smts_into): Likewise.
6348 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6351 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
6352 * c-opts.c (c_common_handle_option): Wall enables
6353 Wvolatile-register-var.
6354 * common.opt: Move Wvolatile-register-var to...
6357 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6359 * common.opt (Wlarger-than=): New.
6360 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
6362 * opts.c (common_handle_option): Handle -Wlarger-than=.
6363 * optc-gen.awk: Likewise.
6364 * opth-gen.awk: Likewise.
6365 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
6366 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6368 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6370 * c-common.c (match_case_to_enum_1): Add appropriate
6371 OPT_W* parameter to warning.
6372 (c_do_switch_warnings): Likewise.
6373 * c-typeck.c (warning_init): Add one more parameter following
6375 (push_init_level): Update call to warning_init.
6376 (pop_init_level): Likewise.
6377 (add_pending_init): Likewise.
6378 (output_init_element: Likewise.
6380 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6383 * toplev.c (toplev_main): If there are warnings or error, print
6384 errors for ignored options.
6385 * opts.c (ignored_options): New static variable.
6386 (postpone_unknown_option_error): New.
6387 (print_ignored_options): New.
6388 (handle_option): Postpone errors for unknown -Wno-* options.
6389 * opts.h (print_ignored_options): Declare.
6391 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
6393 * config/mips/mips.md (loadgp_blockage, blockage): Change type
6396 2008-02-25 Richard Guenther <rguenther@suse.de>
6399 2008-02-25 Richard Guenther <rguenther@suse.de>
6401 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6402 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6403 (lookup_decl_from_uid): Declare.
6404 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6405 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6406 (decl_for_uid_map): New global hashtable mapping DECL_UID
6408 (init_ttree): Allocate it.
6409 (insert_decl_to_uid_decl_map): New helper function.
6410 (make_node_stat): Insert new decls into the map.
6411 (copy_node_stat): Likewise.
6412 (lookup_decl_from_uid): New function.
6413 (print_decl_for_uid_map_statistics): New helper.
6414 (dump_tree_statistics): Call it.
6416 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6417 (referenced_var_iterator): Adjust.
6418 (FOR_EACH_REFERENCED_VAR): Adjust.
6419 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6420 (num_referenced_vars): Adjust.
6421 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6422 (first_referenced_var): Remove.
6423 (end_referenced_vars_p): Likewise.
6424 (next_referenced_var): Likewise.
6425 (referenced_var_iterator_set): New helper function.
6426 * tree-dfa.c (referenced_var_lookup): Adjust.
6427 (referenced_var_check_and_insert): Likewise.
6428 (remove_referenced_var): Likewise.
6429 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6430 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6431 (verify_call_clobbering): Likewise.
6432 (verify_memory_partitions): Likewise.
6433 (init_tree_ssa): Allocate bitmap instead of hashtable for
6435 (delete_tree_ssa): Adjust.
6436 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6437 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6438 (compute_tag_properties): Likewise.
6439 (set_initial_properties): Likewise.
6440 (find_partition_for): Likewise.
6441 (update_reference_counts): Likewise.
6442 (dump_may_aliases_for): Likewise.
6443 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6444 (add_call_clobber_ops): Likewise.
6445 (add_call_read_ops): Likewise.
6446 (get_asm_expr_operands): Likewise.
6447 * tree-into-ssa.c (dump_decl_set): Likewise.
6448 (update_ssa): Likewise.
6449 * tree-sra.c (scan_function): Likewise.
6450 (decide_instantiations): Likewise.
6451 (scalarize_parms): Likewise.
6452 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6453 (dsa_named_for): Likewise.
6454 * tree-ssa-structalias.c (update_alias_info): Likewise.
6455 (merge_smts_into): Likewise.
6457 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
6460 * doc/invoke.texi (-fcx-limited-range): Document new option.
6461 * toplev.c (process_options): Handle -fcx-fortran-rules.
6462 * common.opt: Add documentation for -fcx-fortran-rules.
6464 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
6467 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
6468 actual behaviour and C99.
6470 2008-02-26 Ben Elliston <bje@au.ibm.com>
6472 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
6473 (ASM_CPU_POWER6_SPEC): Likewise.
6474 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
6475 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
6476 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
6478 2008-02-25 Richard Guenther <rguenther@suse.de>
6480 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
6481 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
6482 (lookup_decl_from_uid): Declare.
6483 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
6484 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
6485 (decl_for_uid_map): New global hashtable mapping DECL_UID
6487 (init_ttree): Allocate it.
6488 (insert_decl_to_uid_decl_map): New helper function.
6489 (make_node_stat): Insert new decls into the map.
6490 (copy_node_stat): Likewise.
6491 (lookup_decl_from_uid): New function.
6492 (print_decl_for_uid_map_statistics): New helper.
6493 (dump_tree_statistics): Call it.
6495 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
6496 (referenced_var_iterator): Adjust.
6497 (FOR_EACH_REFERENCED_VAR): Adjust.
6498 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
6499 (num_referenced_vars): Adjust.
6500 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
6501 (first_referenced_var): Remove.
6502 (end_referenced_vars_p): Likewise.
6503 (next_referenced_var): Likewise.
6504 (referenced_var_iterator_set): New helper function.
6505 * tree-dfa.c (referenced_var_lookup): Adjust.
6506 (referenced_var_check_and_insert): Likewise.
6507 (remove_referenced_var): Likewise.
6508 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
6509 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6510 (verify_call_clobbering): Likewise.
6511 (verify_memory_partitions): Likewise.
6512 (init_tree_ssa): Allocate bitmap instead of hashtable for
6514 (delete_tree_ssa): Adjust.
6515 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
6516 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
6517 (compute_tag_properties): Likewise.
6518 (set_initial_properties): Likewise.
6519 (find_partition_for): Likewise.
6520 (update_reference_counts): Likewise.
6521 (dump_may_aliases_for): Likewise.
6522 * tree-ssa-operands.c (add_virtual_operand): Likewise.
6523 (add_call_clobber_ops): Likewise.
6524 (add_call_read_ops): Likewise.
6525 (get_asm_expr_operands): Likewise.
6526 * tree-into-ssa.c (dump_decl_set): Likewise.
6527 (update_ssa): Likewise.
6528 * tree-sra.c (scan_function): Likewise.
6529 (decide_instantiations): Likewise.
6530 (scalarize_parms): Likewise.
6531 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
6532 (dsa_named_for): Likewise.
6533 * tree-ssa-structalias.c (update_alias_info): Likewise.
6534 (merge_smts_into): Likewise.
6536 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
6539 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
6540 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
6541 * alias.h (nonoverlapping_memrefs_p): Likewise.
6543 2008-02-25 Jan Beulich <jbeulich@novell.com>
6545 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
6546 * config/i386/netware-libgcc.exp: Add __bswap?i2,
6547 __emultls_get_address, __emultls_register_common,
6548 __floatundi?f, and _Unwind_GetIPInfo.
6549 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
6550 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
6551 (gen_regparm_prefix): Likewise.
6552 (i386_nlm_encode_section_info): Sync with
6553 config/i386/winnt.c:i386_pe_encode_section_info().
6554 (i386_nlm_maybe_mangle_decl_assembler_name): New.
6555 i386_nlm_mangle_decl_assembler_name): New.
6556 (netware_override_options): New.
6557 * config/i386/netware.h (netware_override_options): Declare.
6558 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
6559 (i386_nlm_mangle_decl_assembler_name): Declare.
6560 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
6562 2008-02-25 Ben Elliston <bje@au.ibm.com>
6565 * c-decl.c (grokdeclarator): Remove unused local variables
6566 `typedef_type' and `type_as_written'.
6568 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
6569 unused local variable `has_hot_blocks'.
6570 (fix_crossing_conditional_branches): Remove unused local variable
6573 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
6576 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
6577 using DEF_C99_BUILTIN.
6578 (BUILT_IN_NANF): Ditto.
6579 (BUILT_IN_NANL): Ditto.
6581 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
6582 Revital Eres <eres@il.ibm.com>
6584 * modulo-sched.c (calculate_must_precede_follow): Address TODO
6585 regarding the order of two dependent insns in the same row.
6587 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
6589 * stor-layout.c (layout_decl): Do not bump the alignment of a
6590 bit-field to more than byte alignment if it is packed.
6592 2008-02-24 David Edelsohn <edelsohn@gnu.org>
6594 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
6597 2008-02-24 Diego Novillo <dnovillo@google.com>
6599 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
6602 * tree-vrp.c (vrp_evaluate_conditional): With
6603 -Wtype-limits, emit a warning when comparing against a
6604 constant outside the natural range of OP0's type.
6605 * c.opt (Wtype-limits): Move ...
6606 * common.opt (Wtype-limits): ... here.
6608 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
6610 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
6611 * config/rs6000/e300c2c3.md: New file.
6612 * config/rs6000/rs6000.c (processor_costs): Add new costs for
6614 (rs6000_override_options): Add e300c2 and e300c3 cases to
6615 processor_target_table. Do not allow usage of Altivec or Spe
6616 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
6617 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
6618 * config/rs6000/rs6000.h (processor_type): Add
6619 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
6620 (ASM_CPU_SPEC): Add e300c2 and e300c3.
6621 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
6622 and ppce300c3. Include e300c2c3.md.
6624 2008-02-23 David Edelsohn <edelsohn@gnu.org>
6626 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
6627 instead of TARGET_STRICT_ALIGN.
6629 2008-02-23 Joseph Myers <joseph@codesourcery.com>
6631 * explow.c (memory_address): Assert that the generated address is
6634 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6637 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
6638 * config/darwin-ppc-ldouble-patch.def: New file.
6639 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
6640 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
6641 SUBTARGET_INIT_BUILTINS if defined.
6642 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
6645 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
6648 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
6649 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
6651 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
6654 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
6655 file" warning condtional on -Winvalid-PCH.
6657 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
6659 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
6661 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
6665 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
6666 prevent reload from using MMX registers.
6667 (*mov<mode>_internal): Ditto.
6668 (*movv2sf_internal_rex64): Ditto.
6669 (*movv2sf_internal): Ditto.
6671 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6673 PR documentation/31569
6674 * doc/install.texi2html: Use makeinfo --no-number-sections.
6676 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6678 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
6679 ensure that we can address an entire entity > 8 bytes. Don't
6680 generate reg+reg addressing for such data.
6682 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6684 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
6685 strings when optimizing for size, unless the target cares about
6688 2008-02-22 Tom Tromey <tromey@redhat.com>
6690 * regclass.c (current_pass): Remove declaration.
6692 2008-02-22 Anatoly Sokolov <aesok@post.ru>
6694 * config/avr/libgcc.S (__RAMPZ__): Define.
6695 (__do_copy_data): Add for devices with 128KB code memory.
6697 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
6699 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6701 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
6703 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
6705 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
6708 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6711 * c-typeck.c (build_binary_op): Warn about floating point
6712 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
6714 2008-02-21 Janis Johnson <janis187@us.ibm.com>
6717 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
6718 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
6720 (rs6000_override_options): Set altivec_abi as default, not override,
6721 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
6722 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
6723 is used; use new member spe_abi.
6724 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
6725 spe_abi and altivec_abi.
6727 2008-02-22 Tomas Bily <tbily@suse.cz>
6729 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
6731 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6734 * config.build (build_file_translate): Set to `CMD //c' only if
6736 * Makefile.in (build_file_translate): Improve comment.
6738 2008-02-21 Jan Hubicka <jh@suse.cz>
6740 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
6741 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
6742 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
6744 2008-02-21 Michael Matz <matz@suse.de>
6747 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
6749 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
6751 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
6752 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
6754 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
6755 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
6756 SSE_VEC_FLOAT_MODE_P as insn constraint.
6757 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
6758 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
6759 sse4a_movntdf using MODEF mode iterator.
6760 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
6761 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
6762 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
6763 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
6764 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
6765 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
6766 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
6768 2008-02-21 Richard Guenther <rguenther@suse.de>
6770 * tree.def (PAREN_EXPR): New tree code.
6771 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
6773 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
6774 * expr.c (expand_expr_real_1): Likewise.
6775 * tree-inline.c (estimate_num_insns_1): Likewise.
6776 * tree-complex.c (expand_complex_move): Likewise.
6777 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
6780 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
6783 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
6785 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
6788 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
6790 * config/sh/sh.c (find_barrier): Don't go past
6791 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
6793 2008-02-20 DJ Delorie <dj@redhat.com>
6795 * config/h8300/h8300.md (insv): Force source operand to be a register.
6797 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
6798 as a jump, not as a plain insn.
6800 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
6802 * doc/invoke.texi (Warning Options): Add new option
6803 -Wframe-larger-than=.
6804 (-Wframe-larger-than): Document.
6806 * flags.h (warn_frame_larger_than, frame_larger_than_size):
6807 Add declarations for new option variables.
6809 * final.c (final_start_function): Check the frame size
6810 before emission and issue a Wframe-larger-than warning.
6812 * opts.c (warn_frame_larger_than, frame_larger_than_size):
6813 Add definitions for new option variables.
6814 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
6816 * common.opt (Wframe-larger-than=): New option.
6818 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
6820 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
6821 (<sse>_div<mode>3): Ditto.
6822 (<sse>_vmdiv<mode>3): Ditto.
6823 (<sse>_vmsqrt<mode>2): Ditto.
6824 (*smax<mode>3): Ditto.
6825 (sse5_frcz<mode>2): Ditto.
6826 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
6829 2008-02-20 Richard Guenther <rguenther@suse.de>
6832 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
6833 be happy with INTEGRAL_TYPE_P.
6835 2008-02-20 Richard Guenther <rguenther@suse.de>
6837 * fold-const.c (split_tree): Associate floatig-point expressions
6838 if flag_associative_math is set.
6840 2008-02-20 Richard Guenther <rguenther@suse.de>
6842 * tree.h (fold_real_zero_addition_p): Declare.
6843 * fold-const.c (fold_real_zero_addition_p): Export.
6844 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
6845 floating-point operations with zero and one.
6847 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
6849 * doc/install.texi: Correct references to CFLAGS, replacing them
6850 with BOOT_CFLAGS. Document flags used during bootstrap for
6853 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
6855 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
6856 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
6857 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
6859 (smin<mode>3): Ditto from similar patterns.
6860 (smax<mode>3): Ditto.
6861 (*ieee_smin<mode>3): Ditto.
6862 (*ieee_smax<mode>3): Ditto.
6863 * config/i386/sse.md (sse): New mode attribute.
6864 (mov<mode>): Macroize expander from movv4sf and movv2df using
6865 SSEMODEF2P mode iterator.
6866 (<sse>_movnt<mode>): Ditto from similar patterns. Use
6867 SSE_VEC_FLOAT_MODE_P as insn constraint.
6868 (storent<mode>): Ditto.
6869 (storent<mode>): Macroize expander from storentsf and storentdf using
6870 MODEF mode iterator.
6871 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
6872 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
6873 (abs<mode>2): Ditto from similar patterns.
6874 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
6875 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
6876 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
6877 (<sse>_vmsqrt<mode>2): Ditto.
6878 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
6879 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
6880 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
6881 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
6882 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
6883 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
6884 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
6886 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
6887 iterator and SSE_FLOAT_MODE_P as insn constraint.
6888 (<sse>_ucomi): Ditto from similar patterns.
6889 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
6890 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
6891 SSE_VEC_FLOAT_MODE_P as insn constraint.
6892 (vcond<mode>): Ditto from similar patterns.
6893 (and<mode>3, *and<mode>3): Ditto.
6894 (<sse>_nand<mode>3): Ditto.
6895 (ior<mode>3, *ior<mode>3): Ditto.
6896 (xor<mode>3, *xor<mode>3): Ditto.
6897 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
6898 iterator and SSE_FLOAT_MODE_P as insn constraint.
6899 (*nand<mode>3): Ditto from similar patterns.
6900 (*ior<mode>3): Ditto.
6901 (*xor<mode>3): Ditto.
6903 2008-02-20 Ira Rosen <irar@il.ibm.com>
6905 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
6906 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
6907 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
6909 2008-02-19 Jan Hubicka <jh@suse.cz>
6911 * predict.c (tree_bb_level_predictions): Remove variable next
6912 mistakely introduced by previous commit.
6914 2008-02-19 Jan Hubicka <jh@suse.cz>
6916 * predict.c (predict_paths_leading_to): Rewrite.
6917 (predict_paths_for_bb): New.
6918 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
6920 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6923 * Makefile.in (build_file_translate): New.
6924 (gcc-vers.texi): Use it for translating $(abs_srcdir).
6925 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
6926 * configure.ac (build_file_translate): Substitute it.
6927 * configure: Regenerate.
6929 2008-02-19 Jan Hubicka <jh@suse.cz>
6931 PR rtl-optimization/34408
6932 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
6935 2008-02-19 Jan Hubicka <jh@suse.cz>
6938 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
6941 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
6944 * config/i386/i386-modes.def: Revert the last DI alignment
6945 change until Ada people can look into it.
6947 2008-02-19 Nick Clifton <nickc@redhat.com>
6949 * opts.c (print_specific_help): Fix typo in --help text.
6951 2008-02-19 Jakub Jelinek <jakub@redhat.com>
6954 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
6955 32-bit inline asm without asm alternatives for host GCC < 3.0.
6957 2008-02-19 Richard Guenther <rguenther@suse.de>
6959 PR tree-optimization/34989
6960 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
6961 Allow propagation to INDIRECT_REF if we can simplify only.
6963 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6965 * c-common.c (warn_for_collisions_1): Use appropriate option when
6968 2008-02-19 Nick Clifton <nickc@redhat.com>
6971 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
6972 (handle_options): Fix indentation.
6973 (print_filtered_help): If no language-specific options were
6974 displayed tell the user how to list all the options supported by
6975 the language's front-end.
6976 (print_specific_help): Fix indentation and remove duplicate line.
6977 (common_handle_option): Handle the -v option.
6978 For --help enable the display of undocumented options if the -v
6979 switch has been included on the command line.
6980 For --help= check for overlaps in the arguments between the option
6981 classes and the language names and issue a warning when they
6982 cannot be disambiguated.
6983 * c.opt (v): Pass on to the common option handler.
6985 2008-02-19 Revital Eres <eres@il.ibm.com>
6987 * modulo-sched.c (sms_schedule): Change dump message when
6988 create_ddg function fails.
6989 (try_scheduling_node_in_cycle): Rename row to cycle.
6990 (print_partial_schedule): Rename CYCLE to ROW.
6992 2008-02-19 Christian Bruel <christian.bruel@st.com>
6993 Zdenek Dvorak <ook@ucw.cz>
6995 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
6997 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7000 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
7001 (*x86_movdicc_0_m1_se): Ditto.
7003 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
7005 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
7006 (CMPtype): Define as __gcc_CMPtype.
7007 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
7008 (CMPtype): Define as __gcc_CMPtype.
7010 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
7012 Support valgrind 3.3 for --enable-checking=valgrind.
7013 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
7015 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
7016 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
7017 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
7018 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
7019 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
7020 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
7021 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
7023 * ggc-zone.c: Similar.
7024 * ggc-page.c: Similar.
7026 2008-02-19 Paul Brook <paul@codesourcery.com>
7029 * config/arm/ieee754-df.S: Fix do_it typo.
7030 * config/arm/ieee754-sf.S: Fix do_it typo.
7032 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7035 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
7036 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
7037 (OPTION_MASK_ISA_SSE_SET): Likewise.
7038 (OPTION_MASK_ISA_SSE2_SET): Likewise.
7039 (OPTION_MASK_ISA_SSE3_SET): Likewise.
7040 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
7041 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
7042 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
7043 (OPTION_MASK_ISA_SSE4_SET): Likewise.
7044 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
7045 (OPTION_MASK_ISA_SSE5_SET): Likewise.
7046 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
7047 (OPTION_MASK_ISA_MMX_UNSET): Updated.
7048 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
7049 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
7050 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
7051 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
7052 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
7053 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
7054 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
7055 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
7056 (OPTION_MASK_ISA_SSE4): Removed.
7057 (ix86_handle_option): Turn on bits in ix86_isa_flags and
7058 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
7059 (override_options): Don't turn on implied SSE/MMX bits in
7062 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
7064 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7067 2008-02-18 Joey Ye <joey.ye@intel.com>
7070 * tree-nested.c (insert_field_into_struct): Set type alignment
7071 to field alignment if the former is less than the latter.
7073 2008-02-18 Jakub Jelinek <jakub@redhat.com>
7075 * BASE-VER: Set to 4.4.0.
7077 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7079 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
7080 * doc/cfg.texi: Likewise.
7081 * doc/extend.texi: Likewise.
7082 * doc/gty.texi: Likewise.
7083 * doc/invoke.texi: Likewise.
7084 * doc/loop.texi: Likewise.
7085 * doc/md.texi: Likewise.
7086 * doc/passes.texi: Likewise.
7087 * doc/rtl.texi: Likewise.
7088 * doc/sourcebuild.texi: Likewise.
7089 * doc/tm.texi: Likewise.
7090 * doc/tree-ssa.texi: Likewise.
7092 2008-02-17 Richard Guenther <rguenther@suse.de>
7095 * tree-complex.c (init_parameter_lattice_values): Handle parameters
7096 without default definition.
7098 2008-02-17 Richard Guenther <rguenther@suse.de>
7100 PR tree-optimization/35231
7101 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
7104 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
7107 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7108 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7109 libgcc_cmp_return mode.
7111 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7114 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
7116 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
7118 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
7121 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7123 * doc/c-tree.texi: Use `@.' where appropriate.
7124 * doc/extend.texi: Likewise.
7125 * doc/install.texi: Likewise.
7126 * doc/invoke.texi: Likewise.
7127 * doc/loop.texi: Likewise.
7128 * doc/makefile.texi: Likewise.
7129 * doc/md.texi: Likewise.
7130 * doc/passes.texi: Likewise.
7131 * doc/standards.texi: Likewise.
7132 * doc/tm.texi: Likewise.
7134 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7137 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
7139 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
7140 rather than in entry_bb.
7142 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7144 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
7145 libgcc_cmp_return mode.
7147 2008-02-15 Jakub Jelinek <jakub@redhat.com>
7150 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
7151 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
7153 2008-02-15 Richard Guenther <rguenther@suse.de>
7154 Zdenek Dvorak <ook@ucw.cz>
7156 PR tree-optimization/35164
7157 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
7158 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
7159 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
7160 Only propagate addresses which do not have abnormal SSA_NAMEs
7163 2008-02-15 Joseph Myers <joseph@codesourcery.com>
7166 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
7168 2008-02-15 Jan Hubicka <jh@suse.cz>
7171 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
7173 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7176 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
7177 when calculating alignment_pad.
7179 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
7181 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
7182 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
7183 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
7184 and STACK_BOUNDARY define.
7186 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
7188 PR preprocessor/35061
7189 * c-pragma.c (handle_pragma_pop_macro): Check that
7190 pushed_macro_table has been allocated.
7192 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
7195 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
7196 (force_gimple_operand): Likewise.
7197 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
7198 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
7199 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
7200 (find_interesting_uses_address): Check addressability and alignment
7201 of the base expression only after substituting bases of IVs into it.
7203 2008-02-14 Michael Matz <matz@suse.de>
7206 * function.c (instantiate_virtual_regs_in_insn): Reload address
7207 before falling back to reloading the whole operand.
7209 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
7211 * config/s390/s390.c (s390_mainpool_start): Emit the pool
7212 before the first section switch note.
7214 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7216 * doc/bugreport.texi: Update copyright years.
7217 * doc/c-tree.texi: Likewise.
7218 * doc/cfg.texi: Likewise.
7219 * doc/cpp.texi: Likewise.
7220 * doc/cppinternals.texi: Likewise.
7221 * doc/fragments.texi: Likewise.
7222 * doc/frontends.texi: Likewise.
7223 * doc/gcc.texi: Likewise.
7224 * doc/gty.texi: Likewise.
7225 * doc/hostconfig.texi: Likewise.
7226 * doc/implement-c.texi: Likewise.
7227 * doc/libgcc.texi: Likewise.
7228 * doc/loop.texi: Likewise.
7229 * doc/makefile.texi: Likewise.
7230 * doc/options.texi: Likewise.
7231 * doc/passes.texi: Likewise.
7232 * doc/rtl.texi: Likewise.
7233 * doc/sourcebuild.texi: Likewise.
7234 * doc/standards.texi: Likewise.
7235 * doc/tree-ssa.texi: Likewise.
7236 * doc/trouble.texi: Likewise.
7238 * doc/extend.texi: Use @: or add comma where appropriate.
7239 * doc/invoke.texi: Likewise.
7240 * doc/tm.texi: Likewise.
7242 2008-02-14 Alan Modra <amodra@bigpond.net.au>
7245 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
7248 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
7250 * doc/md.texi (clz, ctz): Add reference.
7251 * doc/rtl.texi (clz, ctz): Likewise.
7253 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7256 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
7259 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
7261 * config/s390/s390.c (struct constant_pool): New field
7262 emit_pool_after added.
7263 (s390_mainpool_start): Set the emit_pool_after flag according
7264 to the section switch notes.
7265 (s390_mainpool_finish): Consider emit_pool_after when emitting
7266 the literal pool at the end of the function.
7267 (s390_chunkify_start): Force literal pool splits at section
7270 2008-02-13 Michael Matz <matz@suse.de>
7273 * var-tracking.c (clobber_variable_part): Correctly traverse the
7276 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7279 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
7280 Add -fdump-ipa-inline.
7281 * tree-dump.c (dump_files): Remove tree-inlined dump.
7282 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
7284 2008-02-12 Richard Guenther <rguenther@suse.de>
7286 PR tree-optimization/35171
7287 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
7290 2008-02-12 Richard Guenther <rguenther@suse.de>
7293 * fold-const.c (fold_widened_comparison): Use get_unwidened in
7294 value-preserving mode. Disallow final truncation.
7296 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
7299 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
7300 code from here to...
7301 (force_gimple_operand): ...here.
7303 2008-02-12 Jakub Jelinek <jakub@redhat.com>
7306 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
7307 non-compatible pointers.
7308 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
7309 different FIELD_DECLs, try harder by comparing field offsets, sizes
7313 * function.c (match_asm_constraints_1): Don't replace the same input
7316 2008-02-12 Anatoly Sokolov <aesok@post.ru>
7318 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
7319 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
7320 (expand_epilogue): Restore RAMPZ register.
7321 * config/avr/avr.md (RAMPZ_ADDR): New constant.
7323 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
7325 * config/i386/cygwin.asm: (__alloca): Correct calling
7326 convention and alignment.
7327 (__chkstk): Force 8 byte stack alignment.
7329 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
7330 Richard Guenther <rguenther@suse.de>
7332 PR tree-optimization/33992
7333 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
7334 the zero we compare against.
7336 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
7339 * gthr-win32.h (__gthread_mutex_destroy_function): New function
7340 to CloseHandle after unlocking to prevent accumulation of handle
7343 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7346 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
7347 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
7348 and update LABEL_NUSES during and after reload.
7350 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
7353 * combine.c (simplify_if_then_else): Make sure the comparison is
7354 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
7356 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
7359 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
7360 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
7361 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
7362 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
7363 * tree.h (get_type_static_bounds): Likewise.
7365 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7367 * doc/invoke.texi (Option Summary, C++ Dialect Options)
7368 (Objective-C and Objective-C++ Dialect Options, Warning Options):
7369 Make -Wfoo language annotations match what the compiler outputs.
7371 2008-02-08 Sa Liu <saliu@de.ibm.com>
7373 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
7374 intrinsics spu_convts, spu_convtu, spu_convtf.
7376 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
7378 * doc/extend.texi (Function Attributes) <noinline>: Mention
7379 asm ("") as method to keep calls.
7381 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7384 * doc/options.texi (Options): Replace references to opts.sh with
7386 * opts-common.c: Likewise.
7387 * optc-gen.awk: Likewise.
7389 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
7391 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
7393 2008-02-07 Richard Henderson <rth@redhat.com>
7396 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
7397 EXPR_LIST for the REG_EQUAL instead of a comparison with a
7400 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
7402 PR tree-optimization/35085
7403 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
7404 for operand entry oe2 in addition to operand entry oe3 in order to
7405 expose more opportunities for vectorizer sum reduction.
7407 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7410 * Makefile.in (LIBS): Remove $(GMPLIBS).
7411 (cc1-dummy, cc1): Add $(GMPLIBS).
7413 2008-02-06 Jan Hubicka <jh@suse.cz>
7416 * i386.md (moddf_integer): Do not produce partial memory stalls for
7417 targets where it hurts.
7419 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
7422 * optabs.c (expand_float): Do not check for decimal modes when
7423 expanding unsigned integer through signed conversion.
7425 2008-02-06 Nick Clifton <nickc@redhat.com>
7427 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
7428 inside the clobber with a match_operand and duplicated operand
7429 number in the constraint.
7430 (ineqbranchsi): Delete redundant comment.
7432 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
7434 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
7435 builtin_define ("__USE_INIT_FINI__").
7436 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
7438 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
7440 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7442 PR documentation/30330
7443 * doc/invoke.texi (C++ Dialect Options)
7444 (Objective-C and Objective-C++ Dialect Options, Warning Options):
7445 For each warning option -Wfoo that allows -Wno-foo, ensure both
7446 -Wfoo and -Wno-foo are listed in the option index. Fix index
7447 entry of -Wswitch-default, index -Wnormalized= including the
7448 `=', and -Wlarger-than-@var{len} including @var{len}.
7450 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
7452 * config/i386/i386.md (floatunssisf2): Use
7453 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
7454 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
7455 Macroize expander using MODEF mode iterator.
7457 2008-02-05 Diego Novillo <dnovillo@google.com>
7459 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
7462 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
7464 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7467 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
7469 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
7472 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
7473 to indicate if a message should be generated.
7474 (init_cumulative_args): Updated.
7475 (function_value_32): Likewise.
7477 2008-02-05 Joseph Myers <joseph@codesourcery.com>
7479 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
7481 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
7484 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
7485 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
7487 2008-02-04 Diego Novillo <dnovillo@google.com>
7489 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
7492 * tree-vrp.c (vrp_evaluate_conditional): With
7493 -Wtype-limits, emit a warning when comparing against a
7494 constant outside the natural range of OP0's type.
7496 2008-02-04 Richard Guenther <rguenther@suse.de>
7499 * expr.c (count_type_elements): Give for unions instead of
7502 2008-02-04 Richard Guenther <rguenther@suse.de>
7505 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
7506 to TYPE_DOMAINs base type instead of using bitsizetype here.
7508 2008-02-03 Jason Merrill <jason@redhat.com>
7510 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
7512 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7515 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
7516 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
7517 (RS/6000 and PowerPC Options): Fix typos and markup.
7518 * doc/passes.texi (Tree-SSA passes): Likewise.
7520 2008-02-02 Michael Matz <matz@suse.de>
7523 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
7524 from record_last_reg_set_info.
7525 (record_last_reg_set_info): Take an RTX argument, iterate over all
7526 constituent hardregs.
7527 (record_last_set_info, record_opr_changes): Change calls to
7528 new signature or to record_last_reg_set_info_regno.
7530 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
7532 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
7534 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
7536 PR rtl-optimization/34773
7537 * reg-notes.def (EQUAL): Mention significance of combination of
7538 REG_EQUAL and REG_RETVAL.
7539 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
7540 insn that has a REG_RETVAL.
7542 2008-02-01 Roger Sayle <roger@eyesopen.com>
7545 * configure.ac (--enable-fixed-point): Disable unless explicitly
7547 * configure: Regenerate.
7549 2008-02-01 Richard Guenther <rguenther@suse.de>
7552 * invoke.texi (-finline-limit): Remove no longer true parts
7553 of the documentation. Note that there is no default value.
7555 2008-02-01 Andrew Pinski <pinskia@gmail.com>
7556 Mark Mitchell <mark@codesourcery.com>
7557 Ben Elliston <bje@au.ibm.com>
7560 * doc/extend.texi (Other Builtins): Document.
7562 2008-01-31 Tom Browder <tom.browder@gmail.com>
7564 * doc/c-tree.texi (Types): Fix grammar.
7565 (Expression trees): Ditto.
7566 * doc/passes.texi (Tree-SSA passes): Ditto.
7568 * doc/configterms.texi (Configure Terms): Fix typo.
7569 * doc/cpp.texi (Common Predefined Macros): Ditto.
7570 * doc/md.texi (Machine Constraints): Ditto.
7572 * doc/makefile.texi (Makefile): Add comma.
7574 2008-01-31 Tom Browder <tom.browder@gmail.com>
7575 Gerald Pfeifer <gerald@pfeifer.com>
7577 * doc/sourcebuild.texi (Front End): Remove references to CVS
7578 and CVSROOT/modules.
7579 (Texinfo Manuals): Replace reference to CVS by one to SVN.
7580 (Back End): Remove reference to CVS.
7582 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7585 * config/mips/mips.c (gen_load_const_gp): New function, taking a
7587 (mips16_gp_pseudo_reg): ...here.
7588 * config/mips/mips.md (load_const_gp): Replace with...
7589 (load_const_gp_<mode>): ...this :P-based insn.
7591 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7593 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
7594 options. Minor fixes.
7595 (-std): Move reference to standards closer to where language
7596 standards are first mentioned.
7598 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
7600 PR rtl-optimization/34995
7601 * reload.c (alternative_allows_const_pool_ref): Take an rtx
7602 parameter and return a bool. If the rtx parameter is nonnull,
7603 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
7604 (find_reloads): Update call accordingly. Pass the new operand
7605 if it needed no address reloads, otherwise pass null.
7607 2008-01-30 Richard Henderson <rth@redhat.com>
7610 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
7611 for unbounded arrays.
7613 2008-01-30 Silvius Rus <rus@google.com>
7615 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
7617 2008-01-30 Jan Hubicka <jh@suse.cz>
7620 * i386.c (init_cumulative_args): Use real function declaration when
7623 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
7625 PR rtl-optimization/34998
7626 * global.c (build_insn_chain): Treat non-subreg_lowpart
7627 SUBREGs of pseudos as clobbering all the words covered by the
7628 SUBREG, not just all the bytes.
7629 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
7630 original df_ref rather than an extract parameter.
7631 (global_conflicts): Update call accordingly.
7633 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
7635 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
7636 the overflow check to make it easier to read.
7637 (__fixtfdi): Change the type of the ll member in union
7638 long_double to UDItype_x.
7640 2008-01-30 Jakub Jelinek <jakub@redhat.com>
7643 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
7644 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
7645 * tree-inline.c (fold_marked_statements): Call
7646 cgraph_update_edges_for_call_stmt if folding a call statement.
7647 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
7648 debug_generic_stmt calls, reset it back afterwards.
7651 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
7653 * c-typeck.c (build_external_ref): Don't pedwarn about
7654 static vars in current function's scope.
7656 2008-01-29 Joseph Myers <joseph@codesourcery.com>
7658 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
7660 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
7663 * ipa-struct-reorg.c: Fix spelling.
7664 * params.def: Ditto.
7666 2008-01-29 Richard Guenther <rguenther@suse.de>
7669 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
7671 * tree-inline.c (remap_type): Increment remapping_type_depth
7672 around remapping types.
7673 (copy_body_r): Only add referenced variables if they are referenced
7674 from code, not types.
7676 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
7687 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
7688 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
7690 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
7693 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
7694 pointer for tiny stack.
7696 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
7698 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
7700 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
7702 * config/vx-common.h: Fix typo in comment.
7704 2008-01-28 Ian Lance Taylor <iant@google.com>
7708 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
7709 coalesce pointers if they have different DECL_NO_TBAA_P values.
7710 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
7711 between variables with different DECL_NO_TBAA_P values.
7713 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
7716 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
7717 are not legitimate small data references on SPE targets.
7719 2008-01-28 David Daney <ddaney@avtrex.com>
7721 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
7723 2008-01-28 David Daney <ddaney@avtrex.com>
7725 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
7727 2008-01-27 Joseph Myers <joseph@codesourcery.com>
7729 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
7730 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
7731 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
7732 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
7733 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
7734 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
7735 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
7736 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
7738 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7740 * basic-block.h (condjump_equiv_p): Fix comment.
7742 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7744 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
7745 print_generic_stmt_indented): Fix comment.
7747 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
7749 * configure.ac (__stack_chk_fail): Add detecion for availability
7750 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
7751 * configure: Regenerate.
7753 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
7756 * final.c (output_addr_const): Handle TRUNCATE.
7758 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
7761 * tree-ssa-loop-ivopts.c (comp_cost): New type.
7762 (zero_cost, infinite_cost): New constants.
7763 (struct cost_pair): Change type of cost to comp_cost.
7764 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
7765 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
7767 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
7768 split_address_cost, ptr_difference_cost, difference_cost,
7769 get_computation_cost_at, get_computation_cost,
7770 determine_use_iv_cost_generic, determine_use_iv_cost_address,
7771 determine_use_iv_cost_condition, determine_use_iv_costs,
7772 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
7773 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
7774 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
7775 Change type of cost to comp_cost.
7776 (determine_iv_cost): Increase cost of non-original ivs, instead
7777 of decreasing the cost of original ones.
7778 (get_address_cost): Indicate the complexity of the addressing mode
7780 (try_add_cand_for): Prefer using ivs not specific to some object.
7781 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
7783 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
7784 Janis Johnson <janis187@us.ibm.com>
7787 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
7788 (TARGET_INSTANTIATE_DECLS): Likewise.
7789 * target.h (expand_to_rtl_hook): New target hook.
7790 (instantiate_decls): Likewise.
7791 * function.c (instantiate_decl): Make non-static. Rename to...
7792 (instantiate_decl_rtl): ... this.
7793 (instantiate_expr): Use instantiate_decl_rtl.
7794 (instantiate_decls_1): Likewise.
7795 (instantiate_decls): Likewise.
7796 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
7797 * function.h (instantiate_decl_rtl): Add prototype.
7798 * cfgexpand.c (target.h): New include.
7799 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
7800 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
7801 (TARGET_INSTANTIATE_DECLS): Likewise.
7802 (TARGET_INITIALIZER): New target hooks added.
7803 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
7805 * config/rs6000/rs6000.c (tree-flow.h): New include.
7806 (machine_function): Add sdmode_stack_slot field.
7807 (rs6000_alloc_sdmode_stack_slot): New function.
7808 (rs6000_instantiate_decls): Likewise.
7809 (rs6000_secondary_memory_needed_rtx): Likewise.
7810 (rs6000_check_sdmode): Likewise.
7811 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
7812 (TARGET_INSTANTIATE_DECLS): Likewise.
7813 (rs6000_hard_regno_mode_ok): Allow SDmode.
7814 (num_insns_constant): Likewise. Handle _Decimal32 constants.
7815 (rs6000_emit_move): Handle SDmode.
7816 (function_arg_advance): Likewise.
7817 (function_arg): Likewise.
7818 (rs6000_gimplify_va_arg): Likewise. Add special handling of
7819 SDmode var args for 32-bit compiles.
7820 (rs6000_secondary_reload_class): Handle SDmode.
7821 (rs6000_output_function_epilogue): Likewise.
7822 (rs6000_function_value): Simplify if statement.
7823 (rs6000_libcall_value): Likewise.
7824 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
7825 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
7826 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
7827 (movsd_hardfloat): New define_insn.
7828 (movsd_softfloat): Likewise.
7829 (movsd_store): Likewise.
7830 (movsd_load): Likewise.
7831 (extendsddd2): Likewise.
7832 (extendsdtd2): Likewise.
7833 (truncddsd2): Likewise.
7834 (movdd_hardfloat64): Fixup comment.
7835 (UNSPEC_MOVSD_LOAD): New constant.
7836 (UNSPEC_MOVSD_STORE): Likewise.
7838 2008-01-26 Jakub Jelinek <jakub@redhat.com>
7841 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
7843 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
7844 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
7845 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
7848 2008-01-26 David Edelsohn <edelsohn@gnu.org>
7851 * config.gcc: Separate AIX 5.3 from AIX 6.1.
7852 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
7853 __LONGDOUBLE128 too.
7854 * config/rs6000/aix61.h: New file.
7856 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
7858 PR rtl-optimization/34959
7859 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
7860 popcount and parity rtxes the same mode as their operand.
7861 Truncate or extend the result to the return value's mode
7864 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
7867 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
7868 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
7869 to GOT_VERSION_REGNUM.
7870 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
7871 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
7872 * config/mips/mips.c (mips_emit_call_insn): New function.
7873 (mips_call_tls_get_addr): Call mips_expand_call directly.
7874 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
7876 (mips16_build_call_stub): Likewise. Return the call insn or null.
7877 (mips_expand_call): Update the call to mips16_build_call_stub
7878 accordingly and a remove redundant condition. Assert that MIPS16
7879 stubs do not use lazy binding. Use mips_emit_call_insn and return
7881 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
7883 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
7884 (mips_avoid_hazard): Remove hazard_set handling.
7885 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
7886 (UNSPEC_RESTORE_GP): ...this.
7887 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
7888 (FAKE_CALL_REGNO): Rename to...
7889 (GOT_VERSION_REGNUM): ...this.
7890 (type): Add "ghost" value. Add an associated insn reservation.
7891 (hazard_set): Remove.
7892 (exception_receiver): Rename to...
7893 (restore_gp): ...this and update the unspec identifier accordingly.
7894 (exception_receiver, nonlocal_got_receiver): New expanders.
7895 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
7896 FAKE_CALL_REGNO. Remove hazard_set attribute.
7897 (set_got_version, update_got_version): New patterns.
7899 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
7902 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
7904 2008-01-25 Joseph Myers <joseph@codesourcery.com>
7907 * doc/install.texi2html: Generate gcc-vers.texi.
7909 2008-01-25 DJ Delorie <dj@redhat.com>
7911 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7913 2008-01-25 Joseph Myers <joseph@codesourcery.com>
7915 * config/c4x: Remove directory.
7916 * config.gcc (crx-*, mt-*): Mark obsolete.
7917 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
7918 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
7919 sh-*-rtemscoff*): Remove cases.
7920 * defaults.h (C4X_FLOAT_FORMAT): Remove.
7921 * real.c (encode_c4x_single, decode_c4x_single,
7922 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
7923 c4x_extended_format): Remove.
7924 * real.h (c4x_single_format, c4x_extended_format): Remove.
7925 * doc/extend.texi (interrupt, naked): Remove mention of attributes
7927 (Pragmas): Remove comment about c4x pragmas.
7928 * doc/install.texi (c4x): Remove target-specific instructions.
7929 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
7930 * doc/md.texi (Machine Constraints): Remove C4x documentation.
7931 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
7932 refer to C4x source files as examples.
7933 (C4X_FLOAT_FORMAT): Remove documentation.
7935 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
7937 * config/bfin/bfin.c (override_options): Reorder tests so that
7938 flag_pic gets enabled for -msep-data.
7940 2008-01-25 Richard Guenther <rguenther@suse.de>
7943 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
7944 to its bitfield precision if required.
7946 2008-01-25 Jakub Jelinek <jakub@redhat.com>
7949 * tree-nested.c (walk_omp_for): New function.
7950 (convert_nonlocal_reference, convert_local_reference): Call
7951 walk_omp_for on OMP_FOR.
7952 (convert_call_expr): Call walk_body on OMP_FOR's
7953 OMP_FOR_PRE_INIT_BODY.
7955 2008-01-25 Richard Guenther <rguenther@suse.de>
7957 PR tree-optimization/34966
7958 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
7959 default defs and PHI_NODEs we have to insert after the
7962 2008-01-24 Nick Clifton <nickc@redhat.com>
7964 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
7965 Provide a default definition.
7966 (LIBGCC2_UNITS_PER_WORD): Likewise.
7968 * config/stormy16/stormy16.c: Include df.h for the prototype
7969 for df_regs_ever_live_p.
7970 (xstormy16_expand_builtin_va_start): Convert the stack offset
7971 into a component_ref and then use POINTER_PLUS_EXPR to add it
7972 to the incoming_virtual_args_rtx.
7973 (xstormy16_gimplify_va_arg_expr): Rename to
7974 xstormy16_gimplify_va_arg_expr.
7975 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
7976 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
7977 xstormy16_gimplify_va_arg_expr.
7978 Fix up some formatting issues.
7980 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
7981 Move to predicates.md.
7982 (xs_hi_general_operand): Likewise.
7983 (xs_hi_nonmemory_operand): Likewise.
7984 * config/stormy16/predicates.md:
7985 (xstormy16_carry_plus_operand): New predicate.
7986 (xs_hi_general_operand): New predicate.
7987 (xs_hi_nonmemory_operand): New predicate.
7988 * config/stormy16/stormy16-protos.h:
7989 (xstormy16_carry_plus_operand): Delete prototype.
7990 (xs_hi_general_operand): Likewise.
7991 (xs_hi_nonmemory_operand): Likewise.
7993 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
7994 modifiers as they are no longer needed and they can trigger
7995 reload spill failures.
7997 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
7998 with a match_operand in order to help reload.
8000 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
8001 constraint with 'e' for the 8th alternative as this version of
8002 the mov.w instruction only accepts the lower 8 registers.
8004 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
8007 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
8008 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
8011 2008-01-25 Jakub Jelinek <jakub@redhat.com>
8014 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
8016 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8018 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
8020 (remove_structure): Update allocations list before removing structure.
8022 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
8024 * ipa-struct-reorg.c (is_safe_cond_expr,
8025 create_new_stmts_for_cond_expr): Use integer_zerop function,
8026 that recognize not only zero-pointer, but zero-integer too.
8028 2008-01-25 Ben Elliston <bje@au.ibm.com>
8031 * fixproto: Escape "." in sed expression that strips leading "./".
8033 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
8036 * gcc.c (SWITCH_OK): Removed.
8037 (SWITCH_LIVE): Changed to bit.
8038 (SWITCH_FALSE): Likewise.
8039 (SWITCH_IGNORE): Likewise.
8040 (switchstr): Change live_cond to unsigned int.
8041 (process_command): Replace SWITCH_OK with 0.
8042 (do_self_spec): Likewise.
8043 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
8044 (give_switch): Likewise.
8045 (used_arg): Likewise.
8046 (do_spec_1): Set the SWITCH_IGNORE bit.
8047 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
8048 bits. Set the SWITCH_LIVE bit.
8050 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8052 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
8054 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
8056 PR tree-optimization/34472
8057 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
8058 parameter to a "bool *" and set *DATA to false if there is
8059 an unsafe access. Do not delete the structure here.
8060 (check_cond_exprs): Delete it here instead.
8061 (check_cond_exprs, exclude_cold_structs): Do not increase
8062 I when removing a structure.
8064 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
8067 * config/i386/i386.c (ix86_expand_vector_init): Consider only
8068 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
8070 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
8073 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
8074 a fixed vector for stack.
8076 2008-01-24 Ben Elliston <bje@au.ibm.com>
8079 * doc/gcc.texi (Software development): Add a direntry for g++.
8081 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
8083 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
8084 stale and straggling -fforce-addr comments above.
8086 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
8088 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
8089 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
8091 2008-01-23 Michael Matz <matz@suse.de>
8094 * dwarf2out.c (force_type_die): Use modified_type_die instead of
8097 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
8099 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
8102 2008-01-23 Anatoly Sokolov <aesok@post.ru>
8104 * config/avr/avr.c (avr_current_arch): New variable.
8105 (avr_arch_types): Add 'avr31' and 'avr51' entries.
8106 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
8107 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
8108 (avr_override_options): Init 'avr_current_arch'.
8109 (base_arch_s): Move from here...
8110 * config/avr/avr.h (base_arch_s): ... here. Add new members
8111 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
8112 'mega' to 'have_jmp_call'.
8113 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
8114 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
8116 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
8118 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
8119 MULTILIB_MATCHES): (Ditto.).
8121 2008-01-23 Richard Guenther <rguenther@suse.de>
8124 * cgraphunit.c (cgraph_reset_node): Always mark the node
8125 not reachable if it is not queued already.
8127 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
8129 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
8130 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
8131 (cputype_selected): New static variable.
8132 (bfin_handle_option): Set it if -mcpu is used.
8133 (override_option): Select default set of workarounds if no cpu type
8134 selected on the command line.
8135 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
8137 From Michael Frysinger <michael.frysinger@analog.com>
8138 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
8139 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
8141 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
8142 for bf547, bf523, bf524, and bf526.
8143 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
8145 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8146 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
8147 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
8148 __ADSPBF547__ and __ADSPBF54x__ for bf547.
8149 * doc/invoke.texi (Blackfin Options): Document that
8150 -mcpu now accept bf547, bf523, bf524, and bf526.
8152 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
8154 PR rtl-optimization/34628
8155 * combine.c (try_combine): Stop and undo after the first combination
8156 if an autoincrement side-effect on the first insn has effectively
8159 2008-01-22 David Edelsohn <edelsohn@gnu.org>
8162 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
8163 Offset addresses are not valid for Altivec or paired float modes.
8165 2008-01-22 Jakub Jelinek <jakub@redhat.com>
8168 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
8169 if DECL_INITIAL (decl) is error_mark_node.
8172 * c-common.c (handle_vector_size_attribute): Only allow
8173 integral, scalar float and fixed point types. Handle OFFSET_TYPE
8174 the same way as pointer, array etc. types.
8175 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
8178 * tree.c (build_type_attribute_qual_variant): Call
8179 build_qualified_type if attributes are equal, but quals are not.
8181 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8184 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
8185 * flags.h (warn_strict_aliasing): Remove.
8186 (warn_strict_overflow): Remove.
8187 * opts.c (warn_strict_aliasing): Remove.
8188 (warn_strict_overflow): Remove.
8189 * c-opts.c (c_common_handle_option): -Wall only sets
8190 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
8191 (c_common_post_options): Give default values to -Wstrict-aliasing
8192 and -Wstrict-overflow if they are uninitialized.
8193 * common.opt (Wstrict-aliasing): Specify Var and Init.
8194 (Wstrict-overflow): Likewise.
8196 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
8198 PR rtl-optimization/26854
8199 PR rtl-optimization/34400
8200 PR rtl-optimization/34884
8201 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
8203 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
8204 (df_rd_bb_info.expanded_lr_out): Deleted
8205 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
8206 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
8207 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8208 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8209 Removed code to allocate, initialize or free expanded_lr_out.
8210 (df_rd_bb_local_compute_process_def): Restructured to make more
8212 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
8213 sets if the sets are being trimmed.
8215 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
8218 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
8219 (as_vers): Likewise.
8220 * configure: Regenerated.
8222 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8225 * tree-pass.h (pass_build_alias): New pass.
8226 * tree-ssa-alias.c (gate_build_alias): New.
8227 (pass_build_alias): New.
8228 * passes.c (init_optimization_passes): Add pass_build_alias after
8229 pass_create_structure_vars.
8231 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
8233 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
8234 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
8235 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
8236 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
8237 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
8238 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
8239 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
8240 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
8241 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
8242 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
8243 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
8244 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
8245 * config/s390/s390.md (FP_ALL): New mode iterator.
8246 (_d): New mode attribute.
8247 ("*signbit<mode>2>"): Changed mode of first operand.
8248 ("isinf<mode>2"): Changed mode of first operand.
8249 ("*TDC_insn"): Adaptation for DFP modes.
8251 2008-01-22 Ben Elliston <bje@au.ibm.com>
8253 * tree.c (check_qualified_type): Improve function description.
8255 2008-01-21 Jason Merrill <jason@redhat.com>
8258 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
8259 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
8262 2008-01-21 DJ Delorie <dj@redhat.com>
8264 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
8267 2008-01-21 Richard Guenther <rguenther@suse.de>
8270 * tree-cfg.c (verify_expr): Allow all invariant expressions
8271 instead of just constant class ones as reference argument.
8272 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
8273 like any other constant.
8274 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8276 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
8278 * regmove.c (fixup_match_1): Update call crossed frequencies.
8280 2008-01-21 Richard Guenther <rguenther@suse.de>
8283 * tree-inline.c (setup_one_parameter): Deal with mismatched
8284 types using a VIEW_CONVERT_EXPR.
8286 2008-01-21 Alon Dayan <alond@il.ibm.com>
8287 Olga Golovanevsky <olga@il.ibm.com>
8289 PR tree-optimization/34701
8290 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
8291 when the structure size is not a power of 2.
8293 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
8295 * doc/install.texi: Add doc for --enable-checking=df.
8297 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
8299 PR rtl-optimization/34808
8300 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
8302 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8304 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
8307 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
8309 PR rtl-optimization/26854
8310 PR rtl-optimization/34400
8311 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
8313 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
8314 (df_rd_bb_info.expanded_lr_out): New.
8315 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
8316 * loop_iv.c (iv_analysis_loop_init): Ditto.
8317 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
8318 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
8319 Added code to allocate, initialize or free expanded_lr_out.
8320 (df_rd_bb_local_compute_process_def): Restructured to make
8321 more understandable.
8322 (df_rd_confluence_n): Add code to do nothing with fake edges and
8323 code to no apply invalidate_by_call sets if the sets are being trimmed.
8324 (df_lr_local_finalize): Renamed to df_lr_finalize.
8325 (df_live_local_finalize): Renamed to df_live_finalize.
8327 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
8330 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
8331 deciding whether to use reciprocal instructions.
8333 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
8335 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
8336 dwarf2out_note_section_used if cold_text_section is NULL.
8338 2008-01-19 Jakub Jelinek <jakub@redhat.com>
8340 PR gcov-profile/34610
8341 * tree-cfg.c (make_edges): Mark both outgoing edges from
8342 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
8343 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
8344 from OMP_FOR and OMP_CONTINUE outgoing edges.
8346 * tree-profile.c (tree_profiling): Return early if
8347 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
8349 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
8350 from cfun to child_cfun.
8351 * function.h (struct function): Add after_tree_profile bit.
8353 2008-01-19 Anatoly Sokolov <aesok@post.ru>
8355 * config/avr/avr.S (_exit): Disable interrupt.
8357 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
8358 Steven Bosscher <stevenb.gcc@gmail.com>
8360 PR rtl-optimization/26854
8361 PR rtl-optimization/34400
8362 * df-problems.c (df_live_scratch): New scratch bitmap.
8363 (df_live_alloc): Allocate df_live_scratch when doing df_live.
8364 (df_live_reset): Clear the proper bitmaps.
8365 (df_live_bb_local_compute): Only process the artificial defs once
8366 since the order is not important.
8367 (df_live_init): Init the df_live sets only with the variables
8368 found live by df_lr.
8369 (df_live_transfer_function): Use the df_lr sets to prune the
8370 df_live sets as they are being computed.
8371 (df_live_free): Free df_live_scratch.
8373 2008-01-18 Ian Lance Taylor <iant@google.com>
8375 * common.opt: Add fmerge-debug-strings.
8376 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
8377 flag_merge_debug_strings rather than flag_merge_constants.
8378 * doc/invoke.texi (Option Summary): Mention
8379 -fmerge-debug-strings.
8380 (Debugging Options): Document -fmerge-debug-strings.
8382 2008-01-18 Ian Lance Taylor <iant@google.com>
8385 * tree.h (DECL_IS_OPERATOR_NEW): Define.
8386 (struct tree_function_decl): Add new field operator_new_flag.
8387 * tree-inline.c (expand_call_inline): When inlining a call to
8388 operator new, force the return value to go into a variable, and
8389 set DECL_NO_TBAA_P on that variable.
8390 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
8392 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
8395 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
8396 DWARF2_DEBUGGING_INFO.
8397 (dwarf2out_note_section_used): Ditto. Add prototype.
8398 (have_multiple_function_sections, text_section_used,
8399 cold_text_section_used, *cold_text_sections): Move declarations
8402 2008-01-17 Bob Wilson <bob.wilson@acm.org>
8404 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
8405 field and add signal_ra.
8406 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
8407 assignments to frame state pc. Move end of stack check after
8408 MD_FALLBACK_FRAME_STATE_FOR.
8409 (uw_update_context_1): Use frame state signal_regs if set, instead
8410 of checking signal_frame flag.
8411 (uw_update_context): Use frame state signal_ra if set.
8412 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
8413 * config/xtensa/linux-unwind.h: New file.
8415 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
8417 * modulo-sched.c (get_sched_window): Fix comment typo.
8419 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
8421 PR tree-optimization/34648
8422 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
8424 2008-01-17 Anatoly Sokolov <aesok@post.ru>
8426 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
8427 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
8429 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
8431 PR rtl-optimization/34400
8432 * df-core.c (df_worklist_dataflow_overeager,
8433 df_worklist_dataflow_doublequeue): New functions.
8434 (df_worklist_dataflow): Two different worklist solvers.
8435 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
8438 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8441 * doc/invoke.texi: Document the dependence on pthread for fopenmp
8442 and ftree-parallelize-loops.
8444 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
8446 PR rtl-optimization/34826
8447 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
8449 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
8451 * global.c (find_reg): Mark the eh regs as used if necessary.
8452 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
8453 * ra.h (struct allocno): no_eh_reg field added. Changed
8454 no_stack_reg type to bitfield.
8456 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
8458 * tree.c (substitute_in_expr): Add missing 'break'.
8460 2008-01-17 Richard Guenther <rguenther@suse.de>
8462 PR tree-optimization/34825
8463 * tree-ssa-math-opts.c (is_division_by): Do not recognize
8464 x / x as division to handle.
8466 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8468 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
8469 "-pthread" is specified.
8470 * pa-hpux11.h (LIB_SPEC): Likewise.
8472 2008-01-16 Janis Johnson <janis187@us.ibm.com>
8473 Peter Bergner <bergner@vnet.ibm.com>
8475 PR rtl-optimization/33796
8476 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
8478 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8480 PR libgfortran/34699
8481 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
8483 * pa-hpux10.h (LINK_SPEC): Likewise.
8484 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
8486 2008-01-16 Richard Guenther <rguenther@suse.de>
8489 * fold-const.c (fold_convert_const_int_from_int): Do not
8490 set overflow if that occured only because of a sign extension
8491 change when converting from/to a sizetype with the same
8492 precision and signedness.
8494 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
8497 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
8498 location address to the correct place. Update copyright year.
8500 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8502 * lambda-code.c (lambda_transform_legal_p): Handle the case of
8503 no dependences in the dependence_relations vector.
8505 2008-01-16 Jan Hubicka <jh@suse.cz>
8507 PR rtl-optimization/31396
8508 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
8509 * cfg.c (dump_reg_info): Print it.
8510 * regs.h (struct reg_info_t): add freq_calls_crossed.
8511 (REG_FREQ_CALLS_CROSSED): New macro.
8512 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
8513 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
8514 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
8515 regmove_optimize): Update call crossed frequencies.
8516 * local-alloc.c (struct qty): Add freq_calls_crossed.
8517 (alloc_qty): Copute freq_calls_crossed.
8518 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
8519 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
8520 * ra.h (struct allocno): Add freq_calls_crossed.
8522 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8524 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
8525 libgomp when compiling with ftree-parallelize-loops.
8526 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
8528 2008-01-16 Richard Guenther <rguenther@suse.de>
8530 PR tree-optimization/34769
8531 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
8532 * tree.c (int_cst_value): Instead make this function more
8533 permissive in what it accepts as valid input. Document this
8534 function always sign-extends the value.
8536 2008-01-16 Jakub Jelinek <jakub@redhat.com>
8537 Richard Guenther <rguenther@suse.de>
8540 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
8541 (gimple_fold_indirect_ref_rhs): ... this.
8542 (gimple_fold_indirect_ref): New function with foldings
8543 that preserve lvalueness.
8544 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
8545 * tree-flow.h (gimple_fold_indirect_ref): Declare.
8546 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
8547 to fold an INDIRECT_REF, fall back to the old use of
8548 fold_indirect_ref_1.
8550 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
8552 * tree-data-ref.c (subscript_dependence_tester_1): Call
8553 free_conflict_function.
8554 (compute_self_dependence): Same.
8556 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
8559 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
8560 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
8562 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
8563 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
8564 for DWARF2_UNWIND_INFO targets.
8566 2008-01-16 Richard Guenther <rguenther@suse.de>
8569 * c-typeck.c (common_pointer_type): Do not merge inconsistent
8570 type qualifiers for function types.
8572 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
8574 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
8575 loop_iterator li from previous commit.
8577 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
8579 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
8581 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
8583 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
8584 (parallelize_loops): Don't parallelize irreducible components.
8586 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8589 * c-opts (c_common_post_options): Do not enable CPP
8590 flag_pedantic_errors by default.
8592 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
8594 PR rtl-optimization/31944
8595 * cse.c (remove_pseudo_from_table): New function.
8596 (merge_equiv_classes): Use above function to remove pseudo-registers.
8597 (invalidate): Likewise.
8599 2008-01-13 Richard Guenther <rguenther@suse.de>
8602 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
8603 instead of TYPE_MODE to deal with calls from expand_one_error_var.
8605 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
8607 * gcse.c (cprop_jump): Call validate_unshare_change instead of
8608 validate_change to unshare the source of the PC set.
8610 2008-01-12 Jan Hubicka <jh@suse.cz>
8613 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
8614 references above array bounds. This might trigger bounds checks for
8617 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
8619 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
8620 new_replaceable_dependencies.
8622 2008-01-12 Doug Kwan <dougkwan@google.com>
8624 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
8625 instead of OPT_Wreturn_type in warning due to ignored return type
8627 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
8628 options included in -Wextra.
8629 * c.opt: New option -Wignored_qualifiers.
8630 * doc/invoke.texi (Warning Options, -Wextra): Add new option
8631 -Wignore_qualifiers.
8632 (-Wignored-qualifiers): Document.
8633 (-Wreturn-type): Remove description of functionality now handled
8634 by -Wignored-qualifiers.
8636 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
8639 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
8640 NOP_EXPR if it is between integral types with the same precision.
8642 2008-01-12 Jan Hubicka <jh@suse.cz>
8645 * invoke.texi (max-inline-recursive-depth): Fix default value.
8647 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
8649 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
8652 2008-01-11 Bob Wilson <bob.wilson@acm.org>
8654 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
8656 2008-01-11 James E. Wilson <wilson@specifix.com>
8659 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
8661 2008-01-11 Anatoly Sokolov <aesok@post.ru>
8663 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
8664 save/restore frame pointer register and don't use 'call-prologues'
8665 optimization in function with "OS_task" attribute.
8667 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
8670 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
8671 when copying to memory.
8673 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
8675 PR rtl-optimization/30905
8676 * cfgcleanup.c: Include dce.h
8677 (crossjumps_occured): New global variable.
8678 (try_crossjump_bb): Exit loop after finding a fallthru edge.
8679 If something changed, set crossjumps_occured to true.
8680 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
8681 Don't add/remove fake edges to exit here...
8682 (cleanup_cfg): ...but do it here, when crossjumping.
8683 Run a fast DCE when successful crossjumps occured in the latest
8684 iteration of try_optimize_cfg.
8686 2008-01-11 Richard Guenther <rguenther@suse.de>
8688 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
8689 (struct vn_unary_op_s): Likewise.
8690 (vn_reference_insert): Free old reference on hash collision.
8692 2008-01-10 Raksit Ashok <raksit@google.com>
8694 PR rtl-optimization/27971
8695 * combine.c (find_split_point): Split PLUS expressions which are
8696 inside a MEM rtx, and whose first operand is complex.
8698 2008-01-10 DJ Delorie <dj@redhat.com>
8700 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
8701 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
8702 (m32c_hard_regno_ok): Call the underlying function.
8704 2008-01-10 Richard Guenther <rguenther@suse.de>
8707 * tree-cfg.c (tree_merge_blocks): Do not go through the
8708 full-blown folding and stmt updating path if we just deal
8709 with virtual operands.
8710 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
8711 test for abnormal SSA_NAMEs.
8713 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
8716 * reload.c (push_reload): Add assertions. All constants from
8717 reg_equiv_constant should have been used for replacing the respective
8719 (find_reloads_address): Invoke find_reloads_address_part for
8720 constant taken from the reg_equiv_constant array.
8722 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
8724 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
8725 field (valnum) the first in the struct. Replace bools with
8728 2008-01-10 Richard Guenther <rguenther@suse.de>
8730 PR tree-optimization/34651
8731 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
8732 types and ordering for masking and converting.
8734 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
8736 PR tree-optimization/34017
8737 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
8738 also for PHI_NODE expressions.
8740 2008-01-09 Jan Hubicka <jh@suse.cz>
8742 PR tree-optimization/34708
8743 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
8744 based on number of case labels.
8745 (init_inline_once): Remove switch_cost.
8746 * tree-inline.h (eni_weights_d): Remove switch_cost.
8748 2008-01-09 Richard Guenther <rguenther@suse.de>
8749 Andrew Pinski <andrew_pinski@playstation.sony.com>
8752 * gimplify.c (gimplify_cond_expr): Do not create an addressable
8753 temporary if an rvalue is ok or an lvalue is not required.
8755 2008-01-09 Richard Guenther <rguenther@suse.de>
8758 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
8761 2008-01-09 Richard Guenther <rguenther@suse.de>
8764 * tree.c (host_integerp): Check for sizetype only if the
8765 type is an integer type.
8767 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
8770 * opts.c (decode_options): Disable inlining of functions called
8771 once if not in unit-at-a-time mode.
8773 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
8775 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
8777 2008-01-08 Richard Guenther <rguenther@suse.de>
8780 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
8781 out early if the result will be unused.
8783 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
8788 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8789 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
8792 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
8794 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
8795 for vectorization tuned.
8797 2008-01-08 Richard Guenther <rguenther@suse.de>
8799 PR tree-optimization/34683
8800 * tree-ssa-operands.c (operand_build_cmp): Export.
8801 * tree-ssa-operands.h (operand_build_cmp): Declare.
8802 * tree-vn.c (vuses_compare): Remove.
8803 (sort_vuses): Use operand_build_cmp.
8804 (sort_vuses_heap): Likewise.
8805 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
8806 to re-use old VEC if available. Do not sort already sorted VUSEs.
8807 (vdefs_to_vec): Do not sort already sorted VDEFs.
8809 2008-01-08 Jakub Jelinek <jakub@redhat.com>
8812 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
8814 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
8817 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
8818 limitations of reciprocal sequences on x86 targets.
8820 2008-01-08 Richard Guenther <rguenther@suse.de>
8822 PR tree-optimization/34683
8823 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
8825 2008-01-07 Jakub Jelinek <jakub@redhat.com>
8828 * config/darwin.c (darwin_mergeable_string_section): Don't use
8829 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
8831 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
8834 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
8835 negxf2. Macroize expander using X87MODEF mode iterator. Change
8836 predicates of op0 and op1 to register_operand.
8837 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
8838 expander using X87MODEF mode iterator. Change predicates of
8839 op0 and op1 to register_operand.
8840 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
8841 corresponding patterns and macroize using MODEF macro. Change
8842 predicates of op0 and op1 to register_operand and remove
8843 "m" constraint. Disparage "r" alternative with "!".
8844 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
8845 macroize using X87MODEF macro. Change predicates of op0 and op1
8846 to register_operand and remove "m" constraint. Disparage "r"
8847 alternative with "!".
8848 (absneg splitter with memory operands): Remove.
8849 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
8850 patterns and macroize using X87MODEF mode iterator.
8851 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
8852 Change predicate of op1 to register_operand.
8853 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
8854 for memory operands.
8856 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
8858 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
8860 2008-01-07 Richard Guenther <rguenther@suse.de>
8862 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
8865 2008-01-07 Richard Guenther <rguenther@suse.de>
8867 PR tree-optimization/34683
8868 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
8869 VOPs of the needed size to save memory. Use VEC_quick_push
8870 to save compile-time.
8871 (vdefs_to_vec): Likewise.
8873 2008-01-07 Sa Liu <saliu@de.ibm.com>
8875 * config/spu/spu.md (divdf3): Genetate inline code for double
8876 division. The implementation doesn't handle INF or NAN, therefore it
8877 only applies when -ffinite-math-only is given.
8879 2008-01-06 Paolo Carlini <pcarlini@suse.de>
8882 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
8883 * doc/cpp.texi ([Common Predefined Macros]): Document.
8885 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
8887 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
8888 order to use commutative addition instead of subtraction.
8890 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8891 Mircea Namolaru <namolaru@il.ibm.com>
8892 Vladimir Yanovsky <yanov@il.ibm.com>
8893 Revital Eres <eres@il.ibm.com>
8895 PR tree-optimization/34263
8896 * tree-outof-ssa.c (process_single_block_loop_latch,
8897 contains_tree_r): New functions.
8898 (analyze_edges_for_bb): Call process_single_block_loop_latch
8899 function to empty single-basic-block latch block if possible.
8901 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8903 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
8905 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
8907 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
8909 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
8911 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
8913 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
8915 2008-01-05 Jakub Jelinek <jakub@redhat.com>
8917 PR tree-optimization/34618
8918 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
8921 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
8924 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
8925 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
8926 Update copyright year.
8928 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
8929 Update copyright year.
8930 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
8933 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
8935 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
8936 edge does not point to current bb before changing need_assert.
8938 2008-01-04 Richard Guenther <rguenther@suse.de>
8941 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
8942 for verifying purposes if they are is_gimple_min_invariant.
8944 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
8946 PR tree-optimization/34448
8947 PR tree-optimization/34465
8948 * gimplify.c (gimplify_init_constructor): Add new parameter
8949 notify_temp_creation. Use it.
8950 (gimplify_modify_expr_rhs): Take volatiles into account when
8951 optimizing constructors.
8952 Do not optimize constructors if gimplify_init_constructor will dump to
8954 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
8955 * gcc.c-torture/compile/pr34448.c: New.
8957 2008-01-04 Jakub Jelinek <jakub@redhat.com>
8959 PR gcov-profile/34609
8960 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
8961 return_slot if result is TREE_ADDRESSABLE.
8963 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
8965 * config/mips/mips.md (sqrt_condition): Tweak comment.
8966 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
8968 2008-01-03 Tom Tromey <tromey@redhat.com>
8971 * c-common.c (c_type_hash): Handle VLAs.
8973 2008-01-03 Jan Hubicka <jh@suse.cz>
8975 PR tree-optimization/31081
8976 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
8977 0 when inlining and not inlining to first basic block.
8978 (remap_decl): When var is initialized to 0, don't set default_def.
8979 (expand_call_inline): Set entry_bb.
8980 * tree-inline.h (copy_body_data): Add entry_bb.
8982 2008-01-03 Jakub Jelinek <jakub@redhat.com>
8985 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
8988 PR tree-optimization/29484
8989 * tree-inline.c (inline_forbidden_p_2): New function.
8990 (inline_forbidden_p): Disallow inlining if some static var
8991 has an address of a local LABEL_DECL in its initializer.
8992 * doc/extend.texi (Labels as Values): Document &&foo behaviour
8995 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
8997 PR tree-optimization/34635
8998 * tree-data-ref.c (add_other_self_distances): Make sure that the
8999 evolution step is constant.
9001 2008-01-03 Jakub Jelinek <jakub@redhat.com>
9004 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
9006 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
9008 * tree-sra.c (scalarize_init): Insert the generate_element_init
9009 statements after the generate_element_zero statements.
9011 2008-01-02 Richard Guenther <rguenther@suse.de>
9015 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
9016 for very large number of operands instead of ICEing.
9018 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
9021 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
9022 while stack probing.
9024 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
9026 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
9029 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
9032 * tree-mudflap.c (mx_register_decls): Guard warning by
9033 !DECL_ARTIFICIAL check.
9035 2008-01-01 Jakub Jelinek <jakub@redhat.com>
9037 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
9038 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
9039 sse5_perm<mode>): Fix constraints.