1 2009-06-15 Jakub Jelinek <jakub@redhat.com>
3 * tree-object-size.c (addr_object_size): Fix a pasto in the last
6 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
8 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
10 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
12 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
14 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
16 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
18 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
20 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
21 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
22 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
23 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
24 * dwarf2asm.c(dw2_force_const_mem): Update call to make_decl_one_only.
25 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
26 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
27 * langhooks.c (lhd_comdat_group): Remove.
28 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
29 * tree.h (DECL_COMDAT_GROUP): New.
30 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
31 (tree_decl_with_vis): Add comdat_group. Remove one_only.
32 (make_decl_one_only): Change signature.
33 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
35 (make_decl_one_only): Change signature.
36 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
38 2009-06-15 Richard Guenther <rguenther@suse.de>
41 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
43 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
45 * tree-ssa-math-opts.c: Remove extra divide.
47 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
49 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
51 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
53 * passes.c: Add bswap pass.
54 * tree-pass.h: Add pass_optimize_bswap declaration.
55 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
56 Include rtl.h, expr.h and optabs.h for optab_handler check.
57 (struct symbolic_number, pass_optimize_bswap): New definition.
58 (do_shift_rotate, verify_symbolic_number_p): New functions.
59 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
60 (gate_optimize_bswap): New function.
61 * tree.c (widest_int_cst_value): New function.
62 * tree.h (widest_int_cst_value): Prototype added.
64 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
66 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
67 REG_EQUAL/REG_EQUIV notes.
69 2009-06-14 Richard Guenther <rguenther@suse.de>
72 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
73 has its address taken if NRV was applied and it is addressable.
74 * tree-ssa-structalias.c (get_constraint_for_address_of): New
75 function split out from ...
76 (get_constraint_for_1): ... here.
77 (handle_rhs_call): Use it to mark the return slot escaped if
78 it is addressable and NRV was applied.
80 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
82 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
83 Change first argument type to location_t.
84 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
85 Do not set input_location.
86 Use loc instead of input_location throughout.
88 2009-06-13 Richard Guenther <rguenther@suse.de>
90 PR tree-optimization/40421
91 * tree-predcom.c (should_unroll_loop_p): Remove.
92 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
94 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
96 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
97 Add location argument.
99 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
101 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
103 * config/s390/s390.c (s390_build_builtin_va_list): Same.
104 (s390_gimplify_va_arg): Pass location to create_artificial_label.
105 * config/spu/spu-protos.h: Add location to
106 spu_resolve_overloaded_builtin.
107 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
108 spu_build_builtin_va_list.
109 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
110 argument. Pass location to build_function_call_vec.
111 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
113 (emit_fpu_switch): Same.
114 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
115 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
116 to build_decl and create_artificial_label.
117 (xtensa_gimplify_va_arg_expr): Same.
118 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
119 (xstormy16_gimplify_va_arg_expr): Same.
120 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
121 * config/arm/arm.c (arm_build_builtin_va_list): Same.
122 * config/mips/mips.c (mips_build_builtin_va_list): Same.
123 (mips16_build_function_stub): Same.
124 (mips16_build_call_stub): Same.
126 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
129 * arm/constraints.md (Pa, Pb): New constraints.
130 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
131 split pattern to deal with them.
133 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
135 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
136 fix index entry for -Xpreprocessor.
138 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
140 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
141 Add location argument to build_decl call.
142 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
143 (rs6000_init_builtins): Same.
144 (spe_init_builtins): Same.
145 (rs6000_gimplify_va_arg): Add location argument to
146 create_artificial_label call.
148 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
150 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
151 * combine-stack-adj.c (pass_stack_adjustments): Use it.
152 * Makefile.in: Fix GGC dependency for gcse.o.
154 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
156 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
157 * gimple-pretty-print.c (dump_gimple_stmt): Same.
158 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
160 * c-parser.c (c_parser_binary_expression): Use current column while
161 building binary operations.
162 * common.opt (fshow-column): Enable by default.
163 * tree-vrp.c (check_array_ref): Use warning_at.
164 (check_array_bounds): Use location from call back if expr has no
166 * tree.h: Add location argument to maybe_fold_*.
167 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
168 (maybe_fold_offset_to_array_ref): Add location argument and use it.
169 (maybe_fold_offset_to_component_ref): Same.
170 (maybe_fold_offset_to_reference): Same.
171 (maybe_fold_offset_to_address): Same.
172 (maybe_fold_stmt_indirect): Same.
173 (maybe_fold_stmt_addition): Same.
174 (fold_stmt_r): Pass location to maybe_fold_*.
175 (fold_gimple_assign): Same.
176 * c-tree.h: Add location argument to finish_decl,
177 default_function_array_conversion, store_init_value.
178 * c-decl.c (define_label): Use error_at.
179 (c_make_fname_decl): Pass location to finish_decl.
180 (finish_decl): New location argument.
181 (build_compound_literal): Pass location to store_init_value.
182 (grokdeclarator): Pass location to finish_decl.
184 * c-typeck.c (array_to_pointer_conversion): New location argument.
185 (function_to_pointer_conversion): Same.
186 (default_function_array_conversion): Same.
187 (parser_build_unary_op): Pass location to overflow_warning.
188 (parser_build_binary_op): Same. Use warning_at.
189 (build_unary_op): Pass location to array_to_pointer_conversion.
190 (build_c_cast): Pass location to digest_init.
191 (build_modify_expr): New location argument.
192 (convert_for_assignment): Same.
193 (store_init_value): Same.
195 (output_init_element): Pass location to digest_init and
196 array_to_pointer_conversion.
197 (c_finish_return): Pass location to convert_for_assignment.
198 * gimplify.c (gimplify_conversion): Pass location to
199 maybe_fold_offset_to_address.
200 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
201 to maybe_fold_stmt_addition.
202 * c-omp.c (c_finish_omp_atomic): Pass new location to
204 (c_finish_omp_for): Same.
205 * c-common.c (overflow_warning): New argument.
206 * c-common.h: New argument to build_modify_expr, overflow_warning.
207 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
209 (c_parser_initializer): Pass location to
210 default_function_array_conversion.
211 (c_parser_initelt): Same.
212 (c_parser_initval): Same.
213 (c_parser_asm_operands): Same.
214 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
215 (c_parser_conditional_expression): Same.
216 (c_parser_binary_expression): Add location info to stack. Use it.
217 (c_parser_unary_expression): Pass location to
218 default_function_array_conversion, parser_build_unary_op,
219 build_indirect_ref, c_parser_postfix_expression_after_primary.
220 (c_parser_postfix_expression_after_primary): New location argument.
222 (c_parser_expression_conv): Pass location to
223 default_function_array_conversion.
224 (c_parser_expr_list): Same.
225 (c_parser_omp_atomic): Same.
226 (c_parser_omp_for_loop): Same.
227 * c-tree.h: (struct c_declarator): Add comment to id_loc.
228 (build_array_declarator): New argument.
229 * c-decl.c (build_array_declarator): Add location argument.
230 (grokdeclarator): Set id_loc for cdk_array.
231 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
232 build_array_declarator.
233 * tree.c (build_omp_clause): Add location argument.
234 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
235 (OMP_CLAUSE_LOCATION): New macro.
236 (struct tree_omp_clause): Add location field.
237 (build_omp_clause): Add argument.
238 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
239 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
241 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
242 (cp_parser_omp_clause_collapse): Same.
243 (cp_parser_omp_clause_default): Same.
244 (cp_parser_omp_clause_if): Same.
245 (cp_parser_omp_clause_nowait): Same.
246 (cp_parser_omp_clause_num_threads): Same.
247 (cp_parser_omp_clause_ordered): Same.
248 (cp_parser_omp_clause_schedule): Same.
249 (cp_parser_omp_clause_untied): Same.
250 (cp_parser_omp_for_loop): Same.
251 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
252 * c-tree.h (c_start_case): Add location argument.
253 (c_process_expr_stmt): Same.
254 (c_finish_goto_*): Same.
255 * tree-parloops.c (initialize_reductions): Pass location to
257 (create_parallel_loop): Same.
258 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
259 (gfc_trans_omp_reduction_list): Same.
260 (gfc_trans_omp_clauses): Same.
261 (gfc_trans_omp_do): Same.
262 * c-typeck.c (c_finish_goto_label): Same.
263 (c_finish_goto_ptr): New location argument.
264 (c_start_case): Same.
265 (emit_side_effect_warnings): Same.
266 (c_process_expr_stmt): Same.
267 (c_finish_stmt_expr): Same.
268 (c_finish_omp_clauses): Use error_at instead of error.
269 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
271 * c-omp.c (c_split_parallel_clauses): New location argument.
272 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
274 (convert_local_reference_stmt): Same.
275 (convert_gimple_call): Same.
276 * c-common.h (c_split_parallel_clauses): New argument.
277 * c-parser.c (c_parser_statement_after_labels): Pass location to
279 (c_parser_switch_statement): Pass location to c_start_case.
280 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
281 and c_process_expr_stmt.
282 (c_parser_omp_variable_list): Add location argument.
283 (c_parser_omp_clause_collapse): Pass location to
285 (c_parser_omp_clause_default): Same.
286 (c_parser_omp_clause_if): Same.
287 (c_parser_omp_clause_num_threads): Same.
288 (-c_parser_omp_clause_ordered): Same.
289 (c_parser_omp_clause_reduction): Pass location to
290 c_parser_omp_variable_list.
291 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
292 (c_parser_omp_clause_untied): Same.
293 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
294 (c_parser_omp_parallel): Pass location to
295 c_split_parallel_clauses.
297 * c-tree.h (check_for_loop_decls, undeclared_variable,
298 build_component_ref, build_array_ref, build_external_ref,
299 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
300 build_conditional_expr, build_compound_expr, c_cast_expr,
301 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
302 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
304 * c-semantics.c (build_stmt): Same.
305 (build_case_label): Same.
306 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
307 (undeclared_variable): New argument.
309 (lookup_label): Pass location on down.
310 (define_label): Same.
312 (build_compound_literal): Same.
313 (finish_struct): Same.
314 (finish_function): Do not set location here.
315 (check_for_loop_decls): New argument.
316 * tree.c (save_expr): Set location.
317 (build_empty_stmt): New argument.
318 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
319 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
320 * builtins.c (gimplify_va_arg_expr): Use locations.
321 (expand_builtin_sync_operation): Same.
322 * c-typeck.c (build_component_ref): New argument.
323 (build_array_ref): Same.
324 (build_external_ref): Same.
325 (c_expr_sizeof_expr): Same.
326 (c_expr_sizeof_type): Same.
327 (parser_build_unary_op): Same.
328 (build_conditional_expr): Same.
329 (build_compound_expr): Pass location on down.
330 (build_compound_expr): New argument.
331 (build_c_cast): Same.
333 (build_asm_expr): Same.
334 (c_finish_return): Same.
335 (c_process_expr_stmt): Pass location on down.
336 (c_finish_stmt_expr): New argument.
337 (push_clenaup): Same.
338 (c_finish_omp_parallel): Same.
339 (c_finish_omp_task): Same.
340 * gimplify.c (gimplify_call_expr): Pass location on down.
341 * c-omp.c (c_finish_omp_master): New argument.
342 (c_finish_omp_critical): Same.
343 (c_finish_omp_ordered): Same.
344 (c_finish_omp_barrier): Same.
345 (-c_finish_omp_taskwait): Same.
346 (c_finish_omp_atomic): Same.
347 (c_finish_omp_flush): Same.
348 * tree-inline.c (copy_tree_body_r): Pass location on down.
349 (inline_forbidden_p): Remove use of input_location.
350 * c-gimplify.c (c_build_bind_expr): New argument.
351 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
352 (c_sizeof_or_alignof_type): New argument.
353 (c_alignof_expr): Same.
354 (build_va_arg): Same.
355 (c_add_case_label): Same.
356 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
357 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
358 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
359 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
360 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
361 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
363 * stub-objc.c (objc_build_selector_expr): Same.
364 (objc_build_throw_stmt): Same.
365 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
366 (c_parser_initelt): Same.
367 (c_parser_compound_statement): Same.
368 (c_parser_compound_statement_nostart): Same.
369 (c_parser_label): Same.
370 (c_parser_statement_after_labels): Same.
371 (c_parser_if_body): Same.
372 (c_parser_else_body): Same.
373 (c_parser_if_statement): Same.
374 (c_parser_switch_statement): Same.
375 (c_parser_while_statement): Same.
376 (c_parser_do_statement): Same.
377 (c_parser_for_statement): Same.
378 (c_parser_asm_statement): Same.
379 (c_parser_conditional_expression): Same.
380 (c_parser_binary_expression): Same.
381 (c_parser_cast_expression): Same.
382 (c_parser_unary_expression): Same.
383 (c_parser_sizeof_expression): Same.
384 (c_parser_alignof_expression): Same.
385 (c_parser_postfix_expression): Same.
386 (c_parser_expression): Same.
387 (c_parser_objc_receiver): Same.
388 (c_parser_omp_variable_list): Same.
389 (c_parser_omp_structured_block): Same.
390 (c_parser_omp_atomic): New argument.
391 (c_parser_omp_barrier): Same.
392 (c_parser_omp_critical): Same.
393 (c_parser_omp_flush): Pass location on down.
394 (c_parser_omp_for_loop): New argument.
395 (c_parser_omp_for): Same.
396 (c_parser_omp_master): Same.
397 (c_parser_omp_ordered): Same.
398 (c_parser_omp_sections_scope): Same.
399 (c_parser_omp_sections): Same.
400 (c_parser_omp_parallel): Same.
401 (c_parser_omp_single): Same.
402 (c_parser_omp_task): Same.
403 (c_parser_omp_taskwait): Pass location on down.
404 (c_parser_omp_construct): Same.
405 (c_parser_omp_threadprivate): Same.
406 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
407 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
408 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
409 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
410 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
411 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
412 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
413 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
414 config/i386/i386.c, stmt.c:
415 Add location argument to the following function definitions and/or
416 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
417 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
418 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
419 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
420 do_case, c_finish_bc_stmt, build_compound_literal,
422 * c-decl.c (build_compound_literal): Add location argument.
423 Make all diagnostic calls use location.
424 (start_struct): Same.
425 (finish_struct): Same.
427 (build_enumerator): Same.
428 (start_function): Same.
429 (grokdeclarator): Make all diagnostic calls use location.
430 (store_parm_decls_oldstyle): Same.
431 * c-typeck.c (build_function_call): Add location argument.
432 Make all diagnostic calls use location.
434 (c_finish_bc_stmt): Same.
435 * tree-nested.c (get_trampoline_type): Add argument.
436 Pass location to build_decl.
437 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
438 * rtl.h (RTL_LOCATION): New.
439 * c-common.c (c_add_case_label): Add location argument.
440 Make all diagnostic calls use location.
441 * c-common.h: Add location argument to make_fname_decl, do_case,
442 c_add_case_label, build_function_call, resolve_overloaded_builtin.
443 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
444 Set it appropriately for every case. Pass enum_loc to start_enum
445 call. Pass value_loc first to build_enumerator. Pass enum_loc to
447 (c_parser_struct_or_union_specifier): Save location. Use it for
448 start_struct, finish_struct, and parser_xref_tag.
450 2009-06-12 Ian Lance Taylor <iant@google.com>
452 * fold-const.c (fold_unary): Rename local variable and to
455 * c-opts.c (c_common_handle_option): For -Wc++-compat set
456 cpp_opts->warn_cxx_operator_names.
458 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
461 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
462 is returns NULL and OP is a VCE, look through the VCE.
464 2009-06-12 Ian Lance Taylor <iant@google.com>
467 * collect2.c (main): Use CONST_CAST2 in code inside #if
468 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
470 2009-06-12 Joey Ye <joey.ye@intel.com>
473 * cfgexpand.c (get_decl_align_unit): Update
474 max_used_stack_slot_alignment with align instead of
475 stack_alignment_needed.
477 * function.c (assign_stack_local_1): Update
478 max_used_stack_slot_alignment with alignment_in_bits instead
479 of stack_alignment_needed.
480 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
483 2009-06-12 Jakub Jelinek <jakub@redhat.com>
485 * dwarf2out.c (last_var_location_insn): New variable.
486 (dwarf2out_end_epilogue): Clear last_var_location_insn.
487 (dwarf2out_var_location): Don't record anything after last real
488 insn. Only change labels if there were any real instructions
489 in between last note and this one, or if changed sections.
491 2009-06-11 Richard Henderson <rth@redhat.com>
493 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
494 note when storing the frame pointer in a register.
495 (FRP): Don't redefine to nothing for epilogue.
496 (alpha_expand_epilogue): Mark register and sp restores.
497 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
499 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
500 when gen_lowpart is needed.
502 2009-06-11 Richard Henderson <rth@redhat.com>
504 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
506 * dwarf2out.c (need_data_align_sf_opcode): New.
507 (div_data_align): Move earlier.
508 (def_cfa_1, reg_save): Use it.
510 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
512 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
513 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
514 (ix86_handle_option): Handle OPT_mcrc32.
515 (ix86_target_string): Add -mcrc32.
516 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
518 * config/i386/i386.h (TARGET_CRC32): New.
520 * config/i386/i386.md (sse4_2_crc32<mode>): Also check
522 (sse4_2_crc32di): Likewise.
524 * config/i386/i386.opt (mcrc32: New.
526 * doc/invoke.texi: Document -mcrc32.
528 2009-06-11 Richard Henderson <rth@redhat.com>
530 * common.opt (gdwarf-): Accept a version number.
531 * doc/invoke.texi (gdwarf-): Update docs.
532 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
533 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
534 version level, and record it.
536 * dwarf2.h (DW_CIE_VERSION): Remove.
537 * dwarf2out.c (DWARF_VERSION): Remove.
538 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
539 (output_call_frame_info): Use CIE version 3 for dwarf3,
540 or if the return register column is out of range for version 1.
541 (dwarf_stack_op_name): Add all dwarf3 values.
542 (DEBUG_PUBTYPES_SECTION): New.
543 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
544 encoding change for dwarf3.
545 (output_die) [dw_val_class_die_ref]: Likewise.
546 (output_compilation_unit_header): Emit correct version for dwarf3.
547 (output_line_info): Likewise.
548 (output_pubnames): Update for DWARF_VERSION removal.
549 (output_aranges): Likewise.
550 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
551 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
552 (dwarf2out_finish): Likewise.
554 2009-06-11 David Daney <ddaney@caviumnetworks.com>
556 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
559 2009-06-11 David Daney <ddaney@caviumnetworks.com>
562 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
563 * builtins.c (expand_builtin_unreachable): New function.
564 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
565 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
566 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
568 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
569 searching for missing barriers.
571 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
573 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
574 when -fprofile-generate* was passed.
575 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
577 2009-06-11 Anthony Green <green@moxielogic.com>
579 * config/moxie/moxie.md: Define length attribute for all
582 (*b<cond:code>): Support limited branch ranges for new PC-relative
584 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
586 2009-06-11 Jakub Jelinek <jakub@redhat.com>
588 * config/i386/i386.c (min_insn_size): Use get_attr_length
589 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
592 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
593 instead of emit_insn_before.
595 2009-06-10 Ian Lance Taylor <iant@google.com>
598 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
601 2009-06-10 Revital Eres <eres@il.ibm.com>
603 * passes.c (init_optimization_passes): Reschedule
604 predictive-commoning pass before complete unroll pass.
606 2009-06-10 Martin Jambor <mjambor@suse.cz>
608 * cgraph.c (cgraph_node_can_be_local_p): New function.
609 (cgraph_make_node_local): New function.
610 * cgraph.h (cgraph_node_can_be_local_p): Declare.
611 (cgraph_make_node_local): Declare.
613 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
615 * tree.h (tree_base): Add packed_flag and user_align fields.
616 Decrease size of spare field.
617 (TYPE_USER_ALIGN): Use user_align from tree_base.
618 (DECL_USER_ALIGN): Likewise.
619 (TYPE_PACKED): Use packed_flag from tree_base.
620 (DECL_PACKED): Likewise.
621 (tree_type): Delete packed_flag and user_align fields. Widen
622 precision field. Widen mode field and shuffle fields to align
623 mode on an 8-bit boundary.
624 (tree_decl_common): Delete decl_flag_1 and user_align fields.
625 Renumber decl_flag_* fields. Fix comments. Widen
626 decl_common_unused field.
627 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_*
629 (DECL_EXTERNAL): Likewise.
630 (DECL_BIT_FIELD): Likewise.
631 (DECL_NONADDRESSABLE_P): Likewise.
632 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
633 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
635 2009-06-10 Ian Lance Taylor <iant@google.com>
637 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
638 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
639 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
640 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
641 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
642 DEF_VEC_ALLOC_FUNC_P.
643 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
644 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
645 DEF_VEC_ALLOC_FUNC_O.
646 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
647 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
648 DEF_VEC_ALLOC_FUNC_I.
649 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
650 (vec_stack_p_reserve_exact_1): Declare.
651 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
652 (vec_stack_free): Declare.
653 (VEC_stack_alloc): Define.
654 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
655 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
656 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
657 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
659 (stack_vecs): New static variable.
660 (vec_stack_p_reserve_exact_1): New function.
661 (vec_stack_o_reserve_1): New static function.
662 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
663 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
664 (vec_stack_free): New function.
665 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
666 (VEC_df_ref_stack_alloc): Define.
667 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
668 DEF_VEC_ALLOC_P_STACK.
669 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
670 (struct df_collection_rec): Change _vec fields to VEC. Remove
672 (df_free_collection_rec): Adjust for new fields.
673 (df_insn_rescan): Use new df_collection_rec fields.
674 (df_notes_rescan, df_canonize_collection_rec): Likewise.
675 (df_ref_create_structure, df_ref_record): Likewise.
676 (df_get_conditional_uses, df_get_call_refs): Likewise.
677 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
678 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
679 (df_record_exit_block_uses, df_bb_verify): Likewise.
680 (df_swap_refs): Change ref_vec parameter to VEC. Change all
682 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
683 Remove count parameter. Change return type to void. Change all
685 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
686 Remove count parameter. Change return type to void. Change all
688 (df_install_refs): Change old_vec parameter to VEC. Remove count
689 parameter. Change all callers.
690 (df_install_mws): Change old_vec parameter to VEC. Remove count
691 parameter. Change all callers.
692 (df_refs_verify): Change new_rec parameter to VEC. Change call
694 (df_mws_verify): Likewise.
696 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
698 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
700 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
702 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
704 2009-06-10 Anthony Green <green@moxielogic.com>
706 * config/moxie/crti.asm: New file.
707 * config/moxie/crtn.asm: New file.
708 * config/moxie/moxie.c: New file.
709 * config/moxie/moxie.h: New file.
710 * config/moxie/sfp-machine.h: New file.
711 * config/moxie/moxie-protos.h: New file.
712 * config/moxie/t-moxie: Created.
713 * config/moxie/t-moxie-softfp: Created.
714 * config/moxie/moxie.md: Created.
715 * config/moxie/constraints.md: Created.
716 * config.gcc: Add moxie support.
717 * doc/md.texi (Machine Constraints): Add moxie constraints.
718 * doc/contrib.texi (Contributors): Mention moxie port.
719 * doc/install.texi (Specific): Mention the moxie port.
721 2009-06-09 Ian Lance Taylor <iant@google.com>
723 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
725 * optabs.c (optab_table): Only use designated initializers if
726 HAVE_DESIGNATED_INITIALIZERS is defined.
727 (convert_optab_table): Likewise.
728 (init_optabs): Always call init_insn_codes if
729 HAVE_DESIGNATED_INITIALIZERS is not defined.
731 2009-06-09 Ian Lance Taylor <iant@google.com>
733 * targhooks.c (default_builtin_vectorized_function): Change fn
734 parameter to unsigned int.
735 (default_builtin_vectorized_conversion): Change code parameter to
737 (default_builtin_reciprocal): Change fn parameter to unsigned int.
738 * targhooks.h: Update declarations.
739 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
740 parameter to unsigned int.
742 * c-typeck.c (comptypes_check_enum_int): New static function.
743 (comptypes_internal): Add enum_and_int_p parameter. Change all
745 (comp_target_types): Add location parameter. Change all callers.
746 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
748 (function_types_compatible_p, type_lists_compatible_p): Likewise.
749 (build_conditional_expr): Add colon_loc parameter. Change all
751 (convert_for_assignment): Add location parameter. Change all
753 * c-parser.c (c_parser_conditional_expression): Pass location of
754 colon to build_conditional_expr.
755 * c-tree.h (build_conditional_expr): Update declaration.
757 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
759 * graphite.c: Revert previous patch.
761 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
764 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
766 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
768 * tree-ssa-loop-prefetch.c
769 (loop_prefetch_arrays): Fixed a portability problem in printf format
772 2009-06-09 Martin Jambor <mjambor@suse.cz>
774 PR tree-optimization/40351
775 * tree-sra.c (propagate_subacesses_accross_link): Check that a refrence
776 to a potential artifical subaccess can be constructed.
778 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
780 * config/sh/sh-protos.h (sh_optimization_options): Declare.
781 (sh_override_options): Likewise.
782 * config/sh/sh.c: Include params.h.
783 (sh_optimization_options): New.
784 (sh_override_options): Likewise.
785 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
786 (OVERRIDE_OPTIONS): Use sh_override_options.
788 2009-06-08 Jakub Jelinek <jakub@redhat.com>
790 * dwarf2out.c (emit_cfa_remember): New variable.
791 (add_fde_cfi): If emit_cfa_remember, recurse to add
792 DW_CFA_remember_state first.
793 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
794 instead just set emit_cfa_remember.
796 2009-06-08 Jan Hubicka <jh@suse.cz>
799 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
801 2009-06-08 Jan Hubicka <jh@suse.cz>
804 * cgraphunit.c (save_inline_function_body): Do not copy transform hooks
805 for saved inline bodies.
806 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
809 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
811 * jump.c (returnjump_p): Handle delayed branches. Add missing
814 2009-06-08 Jan Hubicka <jh@suse.cz>
817 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
818 original node might've been modified.
819 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
821 2009-06-08 Jakub Jelinek <jakub@redhat.com>
823 * tree-object-size.c (addr_object_size): Add OSI argument.
824 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
825 (compute_builtin_object_size, expr_object_size): Adjust callers.
826 (plus_stmt_object_size): Call addr_object_size instead of
827 compute_builtin_object_size.
829 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
830 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
832 * tree-ssa-loop-prefetch.c
833 (gather_memory_references): Introduced a counter for the number of
835 (anything_to_prefetch_p): Introduced a counter for the number of
837 (is_loop_prefetching_profitable): New function with a cost model
839 (loop_prefetch_arrays): Use the new cost model to determine if
840 prefetching is profitable.
841 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
842 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
843 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
844 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
845 * doc/invoke.texi (MIN_INSN_TO_PREFETCH_RATIO,
846 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
848 2009-06-08 Michael Matz <matz@suse.de>
851 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
852 partitions use the same.
853 (expand_one_var): Deal with DECL_RTL sometimes begin set also
854 for basevars of SSA_NAMEs.
855 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
856 to not expand them twice.
857 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
860 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
862 * common.opt (fcompare-debug=, fcompare-debug-second): New.
863 (fdump-final-insns=, gtoggle): New.
864 * doc/invoke.texi: Document them.
865 * final.c (rest_of_clean_state): Dump final insn stream.
866 * gcc.c (invoke_as): Hook in -fcompare-debug.
867 (static_spec_functions): Add compare-debug-dump-opt,
868 compare-debug-self-opt and compare-debug-auxbase-opt.
869 (compare_debug, compare_debug_second, compare_debug_opt): New.
870 (switches_debug_check, n_switches_debug_check): New.
871 (debug_auxbase_opt, debug_check_temp_file): New.
872 (process_command): Handle -fno-compare-debug, -fcompare-debug and
874 (do_self_spec): Handle arguments after switches.
875 (do_spec_1): Add .gk extension to temp file basenames for compare.
876 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
877 (cc1_options): Use it instead of normal auxbase computation for
878 the second compare-debug compilation.
879 (compare_files): New.
880 (main): Set up and implement compare debug mode.
881 (compare_debug_dump_opt_spec_function): New.
882 (compare_debug_self_opt_spec_function): New.
883 (compare_debug_auxbase_opt_spec_function): New.
884 * toplev.c (process_options): Handle flag_gtoggle,
885 flag_dump_final_insns.
886 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
887 during -fcompare-debug-second compilation.
889 2009-06-07 Ian Lance Taylor <iant@google.com>
891 * dwarf2.h (enum dwarf_location_atom): Add
892 INTERNAL_DW_OP_tls_addr.
893 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
895 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
896 with no default node. Change warning with %H to warning_at.
897 Don't clear warn_switch around case checking.
898 * doc/invoke.texi (Warning Options): Clarify distinction between
899 -Wswitch and -Wswitch-enum.
901 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
903 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
905 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
907 * gbl-ctors.h: Add header guard.
909 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
911 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
912 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
913 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
914 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
915 prototypes for removed functions.
916 (expressions_equal_p): Move to ...
917 * tree-ssa-sccvn.h: ... here and ...
918 * matrix-reorg.c: ... adjust includes.
920 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
922 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
924 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
926 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
927 (finish_function): Remove erroneous whitespace.
929 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
931 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
932 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
934 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
936 * errors.c (internal_error): Commentary typo fix.
937 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
938 * tree-ssa-pre.c: Ditto.
940 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
942 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
943 them is supposed to hold actual statements.
945 2009-06-06 Ian Lance Taylor <iant@google.com>
947 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
948 empty statements can now have attributes.
950 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
952 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
953 * config/mips/mips.md: Ditto.
955 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
957 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
959 (__eabi_uconvert): Likewise.
961 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
963 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
964 CFI_* definitions with IN_GCC.
966 2009-06-05 David Edelsohn <edelsohn@gnu.org>
968 * xcoffout.h (xcoffout_source_line): Update prototype.
970 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
972 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
973 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
975 2009-06-05 Jakub Jelinek <jakub@redhat.com>
978 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
979 inlined_function_outer_scope_p blocks for artificial inlines
981 * tree.c (tree_nonartificial_location): Rewrite using
982 block_nonartificial_location.
984 2009-06-05 Revital Eres <eres@il.ibm.com>
985 Leehod Baruch <leehod@il.ibm.com>
987 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
988 (expand_expr_real_1): Remove comment.
989 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
990 Vectorize misaligned access when the target supports it.
991 (vect_supportable_dr_alignment): Check for unaligned access
993 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
996 2009-06-05 Julian Brown <julian@codesourcery.com>
998 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
999 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
1001 2009-06-05 Richard Guenther <rguenther@suse.de>
1004 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
1007 2009-06-05 Jakub Jelinek <jakub@redhat.com>
1009 * config/s390/s390.c (global_not_special_regno_p): New static inline.
1010 (save_gprs): Don't tell unwinder when a global register is saved.
1011 (s390_emit_epilogue): Emit needed epilogue unwind info.
1013 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
1015 * dwarf2out.c (deferred_asm_name): New.
1016 (add_name_and_src_coords_attributes): Defer creation of
1017 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
1019 (move_linkage_attr): New.
1020 (dwarf2out_finish): Revisit deferrals and emit attributes at the
1023 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
1025 * tree-nested.c (finalize_nesting_tree_1): Declare the
1026 frame_decl in the binding tree.
1028 2009-06-04 Cary Coutant <ccoutant@google.com>
1030 * basic-block.h (struct basic_block_def): Add discriminator field.
1031 * dbxout.c (dbxout_source_line): Add new parameter. Change all
1033 * debug.c (do_nothing_debug_hooks): Add additional entry.
1034 (debug_nothing_int_charstar_int): New function.
1035 * debug.h (struct gcc_debug_hooks): Add parameter to source_line
1037 (debug_nothing_int_charstar_int): New declaration.
1038 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
1039 discriminator value in .loc directive.
1040 * final.c (last_discriminator): New variable.
1041 (discriminator): New variable.
1042 (final_start_function): Initialize above variables, pass current
1043 discriminator to debug hook.
1044 (notice_source_line): Check for discriminator change.
1045 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
1046 * sdbout.c (sdbout_source_line): New parameter.
1047 * tree-cfg.c (struct locus_discrim_map): New structure type.
1048 (discriminator_per_locus): New hash table.
1049 (build_gimple_cfg): Allocate and free discriminator hash table.
1050 (make_edges): Call assign_discriminator.
1051 (locus_map_hash): New function.
1052 (locus_map_eq): New function.
1053 (next_discriminator_for_locus): New function.
1054 (same_line_p): New function.
1055 (assign_discriminator): New function.
1056 (make_cond_expr_edges): Call assign_discriminator.
1057 (make_gimple_switch_edges): Likewise.
1058 (first_non_label_stmt): New function.
1059 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
1061 * xcoffout.c (xcoffout_source_line): Add new parameter.
1063 * configure.ac (gcc_cv_as_discriminator): New configury check for
1064 gas support for discriminator.
1065 * configure: Regenerate.
1066 * config.in: Regenerate.
1068 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1070 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
1071 val after checking for integers.
1073 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
1075 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
1077 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
1078 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
1079 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
1080 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
1081 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
1082 X64_SSE_REGPARM_MAX.
1083 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
1084 X64_SSE_REGPARM_MAX.
1086 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
1088 * gcc.c (report_times_to_file): New.
1089 (execute): Implement it.
1090 (process_command): Support -time=.
1091 * doc/invoke.texi: Document it.
1093 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
1095 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
1096 that have value exprs.
1098 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
1100 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
1101 declarations for constants until...
1102 (dw2_output_indirect_constant_1): ... this point.
1104 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
1107 * arm.md (arm_addsi3): Don't try to split an add with an
1108 eliminable register until after reload has completed.
1110 2009-06-03 Ian Lance Taylor <iant@google.com>
1112 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
1113 * genattrtab.c (write_length_unit_log): Likewise.
1114 * genchecksum.c (dosum): Likewise.
1115 * gengtype.c (write_rtx_next): Likewise.
1116 (finish_root_table, write_roots): Likewise.
1117 * gimple.c (gimple_ops_offset_): Likewise.
1118 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
1119 * config/arc/arc.c (arc_attribute_table): Likewise.
1120 * config/arm/arm.c (arm_attribute_table): Likewise.
1121 * config/avr/avr.c (avr_attribute_table): Likewise.
1122 * config/crx/crx.c (crx_attribute_table): Likewise.
1123 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
1124 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
1125 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
1126 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
1127 * config/sh/sh.c (sh_attribute_table): Likewise.
1128 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
1129 * config/spu/spu.c (spu_attribute_table): Likewise.
1130 * config/v850/v850.c (v850_attribute_table): Likewise.
1132 * config/alpha/alpha.c (vms_attribute_table): Make static.
1133 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
1134 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
1135 * config/mips/mips.c (mips_attribute_table): Likewise.
1137 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
1139 (cc1-checksum.o): Likewise.
1141 2009-06-03 Steve Ellcey <sje@cup.hp.com>
1143 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
1145 2009-06-03 Jakub Jelinek <jakub@redhat.com>
1147 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
1148 insn if it is changing sp. Use gen_add3_insn instead of
1149 conditionally gen_addsi3 and gen_adddi3.
1150 (offset_below_red_zone_p): New static inline function.
1151 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
1152 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
1153 * config/rs6000/ppc-asm.h: Include auto-host.h.
1154 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
1155 CFI_RESTORE): Define.
1156 * config/rs6000/crtresxgpr.asm: Add unwind info.
1157 * config/rs6000/crtresxfpr.asm: Likewise.
1158 * config/rs6000/crtresgpr.asm: Likewise.
1159 * config/rs6000/crtresfpr.asm: Likewise.
1160 * config/rs6000/crtsavgpr.asm: Likewise.
1161 * config/rs6000/crtsavfpr.asm: Likewise.
1163 * dwarf2out.c (output_cfi_directive): Pass 1 instead of
1164 0 to second argument of DWARF2_FRAME_REG_OUT macros.
1166 2009-06-03 Julian Brown <julian@codesourcery.com>
1168 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
1169 words or less (including TImode) in core registers.
1171 2009-06-03 Richard Guenther <rguenther@suse.de>
1174 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
1176 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
1178 * statistics.c (statistics_counter_event): Do not record event
1179 in pass dump if its number == -1.
1180 (curr_statistics_hash): Add assert that we never get passes
1181 with static number == -1.
1183 2009-06-03 Richard Guenther <rguenther@suse.de>
1184 Andrey Belevantsev <abel@ispras.ru>
1186 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
1187 non-BLKmode arrays addressable.
1189 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
1191 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
1192 * config/m68k/m68k.h: ... here.
1193 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
1196 2009-06-03 Martin Jambor <mjambor@suse.cz>
1198 PR tree-optimization/40323
1199 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
1202 2009-06-03 Richard Guenther <rguenther@suse.de>
1204 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
1207 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
1209 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
1210 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
1211 JUMP_TABLE_DATA_P where applicable.
1212 * config/sh/sh.c: Ditto.
1213 * config/sh/sh.h: Ditto.
1214 * config/sh/sh.md: Ditto.
1215 * config/sh/symbian.c: Ditto.
1217 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
1219 * config/i386/driver-i386.c (describe_cache): Optimize
1220 concatenation of strings. Use snprintf instead of sprintf.
1221 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
1222 target when not compiling with GCC.
1224 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
1226 * config/sh/sh.c: Revert last change.
1227 (sh_expand_epilogue): Emit a blockage insn before the frame
1228 pointer adjustment unconditionally.
1230 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
1232 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
1233 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
1234 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
1235 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
1236 to COLLECT_GCC_OPTIONS.
1238 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
1240 * collect2.c (target_system_root): New variable.
1241 (main): Handle --sysroot=.
1242 (ignore_library): Strip the sysroot from the library path.
1244 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
1246 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
1247 (collect2.o): Depend on collect2-aix.h.
1248 (collect2-aix.o): New rule.
1249 * collect2-aix.h: New file.
1250 * collect2-aix.c: Likewise.
1251 * collect2.c: Include collect2-aix.h. Don't undefine
1252 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
1253 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
1254 Use TARGET_AIX_VERSION instead of _AIX51.
1255 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
1256 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
1257 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
1258 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
1259 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
1261 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
1263 * collect2.c (ignore_library): Avoid premature post-increment
1266 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
1268 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
1269 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
1270 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
1271 CROSS_DIRECTORY_STRUCTURE too.
1272 (LINK_LIBG_SPEC): Likewise.
1273 (LIB_SPEC): Add %R to sysroot paths.
1274 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
1275 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
1276 * config/rs6000/aix51.h: As for aix43.h.
1277 * config/rs6000/aix52.h: Likewise.
1278 * config/rs6000/aix53.h: Likewise.
1279 * config/rs6000/aix61.h: Likewise.
1280 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
1281 to the beginning of sysroot paths.
1283 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
1285 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
1286 INSN_LISTs that are out of the REG_NOTE range.
1288 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
1290 * loop-unroll.c (struct iv_to_split): Add pointer to next.
1291 (struct var_to_expand): Likewise.
1292 (struct opt_info): Add head and tail for linked lists of the above.
1293 (analyze_insn_to_expand_var): Initialize next.
1294 (analyze_iv_to_split_insn): Likewise.
1295 (analyze_insns_in_loop): Create linked lists.
1296 (allocate_basic_variable): Simplify for use without hash table.
1297 (insert_var_expansion_initialization): Likewise, make it type-safer.
1298 (combine_var_copies_in_loop_exit): Likewise.
1299 (apply_opt_in_copies): Walk lists rather than hash tables.
1300 (release_var_copies): Simplified and inlined by hand into...
1301 (free_opt_info): ... this function.
1303 2009-06-02 Richard Guenther <rguenther@suse.de>
1305 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
1308 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
1310 * cfgexpand.c (gimple_expand_cfg): Discard the source location
1311 only for builtins that are not overridden.
1313 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
1315 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
1318 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
1320 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
1322 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
1324 * combine.c (move_deaths): Compare LUIDs within the same BB only.
1326 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
1328 * common.opt (fdump-unnumbered-links): New.
1329 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
1330 * print-rtl.c (flag_dump_unnumbered_links): New.
1331 (print_rtx): Test it.
1333 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
1335 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
1336 push/pop multiple to 8-byte alignment.
1338 2009-06-01 Jakub Jelinek <jakub@redhat.com>
1340 * config/i386/i386.c (queued_cfa_restores): New static variable.
1341 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
1343 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
1344 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
1345 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
1346 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
1347 note unconditionally.
1348 (ix86_emit_restore_regs_using_mov): Likewise.
1349 (ix86_emit_restore_sse_regs_using_mov): Likewise.
1350 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
1351 it through to ix86_emit_restore_reg_using_pop.
1352 (ix86_emit_leave): Add RED_OFFSET argument. Call
1353 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
1354 instead of adding REG_CFA_OFFSET note unconditionally.
1355 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
1356 the above functions. Call ix86_add_queued_cfa_restore_notes when
1359 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
1360 force output of the label even for dwarf2out_do_cfi_asm.
1361 (add_fde_cfi): If -g2 and above and cfi might change CFA,
1362 force creation of CFI label and chain DW_CFA_set_loc jumping to it
1363 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
1365 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
1366 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
1367 dwarf2out_cfi_label callers.
1368 * tree.h (dwarf2out_cfi_label): Adjust prototype.
1369 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
1370 Adjust dwarf2out_cfi_label callers.
1371 * config/vax/vax.c (vax_output_function_prologue): Likewise.
1373 * config/i386/i386.h (struct machine_cfa_state,
1374 struct machine_function): Guard with ifndef USED_FOR_TARGET
1375 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
1378 * emutls.c (__emutls_get_address): Change arr->size to mean number
1379 of allocated arr->data entries instead of # of slots + 1.
1382 * recog.c (peep2_reinit_state): New function.
1383 (peephole2_init_state): Use it at the end of a basic block and also
1384 when seeing a RTX_FRAME_RELATED_P insn.
1386 2009-06-01 Steve Ellcey <sje@cup.hp.com>
1388 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
1389 fixuns_truncrfdi2): New.
1390 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
1391 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
1392 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
1393 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
1394 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
1395 *recip_approx): Remove.
1396 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
1397 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
1398 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
1400 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
1403 2009-06-01 Ian Lance Taylor <iant@google.com>
1405 * attribs.c (register_attribute): Use CONST_CAST.
1406 * collect2.c (main): Use CONST_CAST2.
1407 (scan_prog_file): Likewise.
1408 * gcc.c (process_command, main): Likewise.
1409 * toplev.c (toplev_main): Likewise.
1411 * c-typeck.c (handle_warn_cast_qual): New static function,
1412 partially broken out of build_c_cast.
1413 (build_c_cast): Call handle_warn_cast_qual.
1414 * doc/invoke.texi (Warning Options): Document new effect of
1417 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
1419 * diagnostic.c (diagnostic_build_prefix): Always print columns.
1420 (diagnostic_report_current_module): Print columns.
1421 * common.opt (flag_show_column): Enable by default.
1423 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
1425 * alias.c (find_base_term): Check for NULL term before returning.
1427 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
1429 Revert due to PR40320:
1430 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
1431 * calls.c (emit_library_call_value_1): Don't force_operand for move
1434 2009-06-01 Olivier Hainque <hainque@adacore.com>
1435 Eric Botcazou <ebotcazou@adacore.com>
1437 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
1438 to be processed as a bitfield for constructor output purposes.
1439 * output.h (initializer_constant_valid_for_bitfield_p): Declare
1441 * varasm.c (oc_local_state): New type, output_constructor
1442 local state to support communication with helpers.
1443 (oc_outer_state): New type, output_constructor outer state of
1444 relevance in recursive calls.
1445 (output_constructor_array_range): New output_constructor helper,
1446 extracted code for an array range element.
1447 (output_constructor_regular_field): New output_constructor helper,
1448 extracted code for an element that is not a bitfield.
1449 (output_constructor_bitfield): New output_constructor helper,
1450 extracted code for a bitfield element. Accept an OUTER state
1451 argument for recursive processing. Recurse on record or array
1452 CONSTRUCTOR values, possibly past noop conversions.
1453 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
1454 VALUE is a valid constant-valued expression for use in a static
1455 bit-field initializer.
1456 (output_constructor): Rework to use helpers. Accept and honor an
1457 OUTER state argument for recursive calls. Return total size. Be
1458 prepared for nested constructors initializing bitfields.
1459 (output_constant): Feed OUTER in calls to output_constructor.
1461 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
1463 * calls.c (emit_library_call_value_1): Don't force_operand for move
1466 2009-06-01 Nick Clifton <nickc@redhat.com>
1468 * doc/invoke.texi (IA-64 Options): Fix typo.
1470 2009-06-01 Ira Rosen <irar@il.ibm.com>
1472 PR tree-optimization/39129
1473 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
1475 (vect_do_peeling_for_loop_bound): Use
1476 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
1477 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
1478 (vect_loop_versioning): Likewise.
1479 (vect_create_cond_for_alias_checks): Fix indentation.
1480 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
1482 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
1483 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
1484 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
1485 "control flow in loop".
1486 (vect_estimate_min_profitable_iters): Use
1487 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
1488 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
1489 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
1490 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
1491 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
1492 statement belongs to a group of strided accesses with the exact code
1494 (vectorizable_load): Likewise.
1495 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
1496 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
1498 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
1500 * config/freebsd-stdint.h: New file.
1501 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
1502 Add freebsd-stdint.h to tm_file.
1504 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
1506 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
1507 (thumb2_extendhidi2): Likewise.
1509 2009-05-31 Ian Lance Taylor <iant@google.com>
1511 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
1513 2009-05-31 Ian Lance Taylor <iant@google.com>
1515 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
1516 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
1517 (ipa-reference.o): Depend upon gt-ipa-reference.h.
1519 2009-05-31 Jason Merrill <jason@redhat.com>
1521 * tree-pretty-print.c (print_call_name): Take the callee, not the
1522 call itself. Make non-static. Use dump_function_name for functions.
1523 (dump_generic_node): Adjust.
1524 * diagnostic.h: Declare print_call_name.
1525 * gimple-pretty-print.c (dump_gimple_call): Use it.
1527 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
1529 * config/sh/sh.md (ashldi3_std): New define_expand.
1532 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
1535 * config/sh/sh.c: Include debug.h.
1536 (sh_expand_epilogue): Emit a blockage insn before the frame
1537 pointer adjustment also when dwarf2out_do_frame returns true.
1539 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
1541 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
1542 (thumb2_extendqidi2): New pattern.
1544 2009-05-31 Ira Rosen <irar@il.ibm.com>
1546 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
1547 mark phis for renaming.
1548 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
1549 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
1550 Call mark_sym_for_renaming.
1551 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
1552 * tree-vect-loop.c (vect_transform_loop): Remove
1553 vect_memsyms_to_rename initialization and a call to
1554 mark_set_for_renaming.
1556 2009-05-31 Jakub Jelinek <jakub@redhat.com>
1559 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
1560 frame related even if !set_cfa && style < 0.
1562 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
1564 * config/i386/mingw-tls.c: New file.
1565 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
1566 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
1567 defining _WIN32 but not __CYGWIN__.
1569 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1571 * configure.ac: Add MPC support.
1573 * config.in, configure: Regenerate.
1575 2009-05-29 Richard Henderson <rth@redhat.com>
1577 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
1578 NOTE_INSN_BASIC_BLOCK.
1579 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
1580 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
1581 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
1583 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
1585 (add_cfi): Disable check redefining cfa away from drap.
1586 (lookup_cfa_1): Add remember argument; handle remember/restore.
1587 (lookup_cfa): Pass remember argument.
1588 (cfa_remember): New.
1589 (compute_barrier_args_size_1): Remove sibcall check.
1590 (dwarf2out_frame_debug_def_cfa): New.
1591 (dwarf2out_frame_debug_adjust_cfa): New.
1592 (dwarf2out_frame_debug_cfa_offset): New.
1593 (dwarf2out_frame_debug_cfa_register): New.
1594 (dwarf2out_frame_debug_cfa_restore): New.
1595 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
1596 (dwarf2out_begin_epilogue): New.
1597 (dwarf2out_frame_debug_restore_state): New.
1598 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
1599 DW_CFA_restore_state.
1600 (output_cfi_directive): Likewise.
1601 (convert_cfa_to_fb_loc_list): Likewise.
1602 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
1603 * dwarf2out.h: Update.
1604 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
1605 (copy_insn_1): Early out for null.
1606 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
1607 and dwarf2out_frame_debug_restore_state.
1608 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
1609 (prologue_insn_hash, epilogue_insn_hash): New.
1610 (free_after_compilation): Adjust freeing accordingly.
1611 (record_insns): Create hash table if needed; push insns into
1612 hash instead of array.
1613 (maybe_copy_epilogue_insn): New.
1614 (contains): Search hash table instead of array.
1615 (sibcall_epilogue_contains): Remove.
1616 (thread_prologue_and_epilogue_insns): Split eh_return insns
1617 and mark them as epilogues.
1618 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
1619 scanning in terms of basic blocks.
1620 * insn-notes.def (CFA_RESTORE_STATE): New.
1621 * jump.c (returnjump_p_1): Accept EH_RETURN.
1622 (eh_returnjump_p_1, eh_returnjump_p): New.
1623 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
1624 CFA_REGISTER, CFA_RESTORE): New.
1625 * rtl.def (EH_RETURN): New.
1626 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
1628 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
1629 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
1631 * config/i386/i386.c (gen_push): Update cfa state.
1632 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
1633 add a CFA_ADJUST_CFA note.
1634 (ix86_dwarf_handle_frame_unspec): Remove.
1635 (ix86_expand_prologue): Update cfa state.
1636 (ix86_emit_restore_reg_using_pop): New.
1637 (ix86_emit_restore_regs_using_pop): New.
1638 (ix86_emit_leave): New.
1639 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
1640 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
1641 * config/i386/i386.h (struct machine_cfa_state): New.
1642 (ix86_cfa_state): New.
1643 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
1644 (eh_return_internal): Merge from eh_return_<mode>,
1645 use eh_return rtx, split w/ epilogue.
1647 2009-05-29 Ian Lance Taylor <iant@google.com>
1649 * builtins.c (validate_gimple_arglist): Don't use va_arg with
1651 * calls.c (emit_library_call_value_1): Likewise.
1653 * c-typeck.c (c_build_va_arg): New function.
1654 * c-tree.h (c_build_va_arg): Declare.
1655 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
1656 instead of build_va_arg.
1658 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
1660 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
1661 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
1662 (ptr_difference_cost): Use affine combinations to compute it.
1663 (difference_cost): Likewise.
1664 (get_computation_cost_at): Compute more accurate cost for addresses
1665 if the ratio is a multiplier allowed in addresses.
1666 For non-addresses, consider that an additional offset or symbol is
1669 2009-05-29 Jakub Jelinek <jakub@redhat.com>
1671 * config/i386/i386.c (ix86_decompose_address): Avoid useless
1672 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
1674 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
1675 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
1676 (prefix_rex): For UNIT_MMX don't imply the prefix by default
1678 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
1679 to 1 for TYPE_SSE{IADD1,CVT1}.
1680 (prefix_vex_imm8): Removed.
1681 (length_vex): Only pass 1 as second argument to
1682 ix86_attr_length_vex_default if prefix_extra is 0.
1683 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
1684 (length): For prefix vex computation use length_immediate
1685 attribute instead of prefix_vex_imm8.
1686 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
1687 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
1688 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
1689 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
1690 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
1691 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
1692 a space in between the operands.
1693 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
1694 if one operand is 0xff and the other one si, di, bp or sp.
1695 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
1696 other one si, di, bp or sp.
1697 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
1698 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
1699 type and mode attributes.
1700 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
1701 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
1702 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
1703 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
1704 prefix_data16 attribute iff MODE_DF.
1705 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
1706 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
1707 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
1708 constm128_operand in length_immediate computation.
1709 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
1710 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
1711 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
1712 length_immediate attribute to 1.
1713 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
1714 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
1715 for certain alternatives.
1716 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
1717 prefix_data16 attribute if MODE_V1DF.
1718 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
1719 length_immediate to 1.
1720 (set_got_rex64, set_rip_rex64): Remove length attribute, set
1721 length_address to 4, set mode attribute to MODE_DI.
1722 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
1723 (fxam<mode>2_i387): Set length attribute to 4.
1724 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
1725 *prefetch_3dnow_rex): Override length_address attribute.
1726 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
1728 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
1729 (constm128_operand): Removed.
1730 * config/i386/i386.c (memory_address_length): For
1731 disp && !index && !base in 64-bit mode account for SIB byte if
1732 print_operand_address can't optimize disp32 into disp32(%rip)
1733 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
1734 for fs: or gs: segment.
1735 (ix86_attr_length_immediate_default): When checking if shortform
1736 is possible, truncate immediate to the length of the non-shortened
1738 (ix86_attr_length_address_default): Ignore MEM_P operands
1740 (ix86_attr_length_vex_default): Only check for DImode on
1741 GENERAL_REG_P operands.
1742 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
1743 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
1744 (sse_cvttps2pi): Clear prefix_rep attribute.
1745 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
1747 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
1748 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
1749 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
1750 iff operand 2 is const_int_operand.
1751 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
1752 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
1753 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
1755 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
1757 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
1758 prefix_data16 attribute for movlpd and movhpd instructions.
1759 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
1760 length_immediate for shufpd instruction.
1761 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
1762 (avx_cmpp<avxmodesuffixf2c><mode>3,
1763 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
1764 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
1765 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
1766 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
1767 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
1768 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
1769 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
1770 prefix_data16 attribute for the first alternative to 1.
1771 (*avx_loadlps): Override length_immediate for the first alternative.
1772 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
1773 attributes for second alternative.
1774 (*vec_concatv2sf_sse4_1): Override length_immediate and
1775 prefix_data16 attributes for second alternative.
1776 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
1777 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
1778 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
1779 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
1780 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
1781 prefix_data16 and length_immediate to 1.
1782 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
1784 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
1785 prefix_extra attribute for variants that don't have 0f prefix alone.
1786 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
1787 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
1788 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
1789 *sse4_1_pextrd): Set length_immediate to 1.
1790 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
1791 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
1793 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
1794 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
1795 length_immediate to 1 for second alternative.
1796 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
1797 prefix_extra and length_immediate attributes for the first
1799 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
1801 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
1802 to 1 for the first and third alternative.
1803 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
1805 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
1807 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
1809 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
1810 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
1811 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
1812 *avx_psign<mode>3): Set prefix_extra attribute to 1.
1813 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
1814 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
1815 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
1816 ssse3_psign<mode>3): Override prefix_rex attribute.
1817 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
1818 (ssse3_palignrti): Override length_immediate to 1.
1819 (ssse3_palignrdi): Override length_immediate to 1, override
1820 prefix_rex attribute.
1821 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
1822 (sse4a_extrqi): Override length_immediate to 2.
1823 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
1824 (sse4a_insertq): Override prefix_data16 to 0.
1825 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
1826 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
1827 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
1828 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
1829 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
1830 and length_immediate to 1.
1831 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
1832 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
1833 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
1834 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
1835 and length_immediate to 1.
1836 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
1837 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
1838 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
1839 avx_ptest256): Override prefix_extra to 1.
1840 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
1841 Override prefix_data16 and length_immediate to 1.
1842 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
1843 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
1844 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
1845 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
1846 prefix_data16 to 0 and prefix_extra to 2.
1847 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
1848 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
1850 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
1851 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
1852 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
1853 and prefix_extra to 2.
1854 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
1855 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
1856 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
1857 avx_vpermilvar<mode>3,
1858 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
1859 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
1860 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
1861 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
1862 Override prefix_extra to 1.
1863 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
1864 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
1865 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
1866 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
1867 prefix_extra and length_immediate to 1.
1868 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
1870 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
1871 to 1 for the first alternative.
1872 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
1873 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
1875 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
1876 *movv2sf_internal_avx, *movv2sf_internal): Override
1877 prefix_rep attribute for certain alternatives.
1878 (*mov<mode>_internal): Override prefix_rep or prefix_data16
1879 attributes for certain alternatives.
1880 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
1881 attributes for certain alternatives.
1882 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
1883 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
1884 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
1885 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
1886 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
1887 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
1888 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
1889 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
1890 length_immediate to 1 if operand 2 is const_int_operand.
1891 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
1892 *vec_extractv2si_1): Set length_immediate attribute to 1.
1893 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
1894 using old 3DNOW insn rather than SSE/3DNOW_A.
1895 (mmx_emms, mmx_femms): Clear modrm attribute.
1897 2009-05-29 Martin Jambor <mjambor@suse.cz>
1899 * tree-sra.c: New implementation of SRA.
1901 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
1902 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
1903 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
1904 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
1905 (SRA_MAX_STRUCTURE_COUNT): Removed.
1906 (SRA_FIELD_STRUCTURE_RATIO): Removed.
1907 * doc/invoke.texi (sra-max-structure-size): Removed.
1908 (sra-field-structure-ratio): Removed.
1910 2009-05-29 Jakub Jelinek <jakub@redhat.com>
1913 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
1916 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
1918 PR rtl-optimization/40101
1919 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
1920 seqno. Adjust comment.
1921 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
1922 inserting bookkeeping before a jump, the jump is not scheduled.
1923 When no positive seqno found, provide a value. Add comment.
1925 2009-05-29 Richard Guenther <rguenther@suse.de>
1927 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
1928 short-cutting on the first component.
1930 2009-05-29 Jakub Jelinek <jakub@redhat.com>
1933 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
1934 for trees other than decls/types.
1936 2009-05-29 Richard Guenther <rguenther@suse.de>
1938 * tree-ssa-operands.c (get_expr_operands): Do not handle
1939 INDIRECT_REFs in the handled-component case. Remove
1940 unused get_ref_base_and_extent case.
1941 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
1942 tree_low_cst and host_integerp where possible.
1943 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
1944 codes for equivalence.
1945 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
1947 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
1949 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
1950 to tmake_file for i[34567]86-*-cygwin*.
1952 2009-05-29 Jakub Jelinek <jakub@redhat.com>
1955 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
1956 (altivec_categorize_keyword, init_vector_keywords,
1957 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
1960 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
1962 * tree.c (handle_dll_attribute): Check if node is
1963 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
1965 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
1967 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
1969 (thumb2_zero_extendqidi2): Likewise.
1971 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
1973 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
1974 instead of gen_movrt.
1975 * config/sh/sh.md (movrt): Remove.
1977 2009-05-28 Steve Ellcey <sje@cup.hp.com>
1979 * doc/invoke.texi (IA-64 Options):
1980 Add -msdata, -mfused-madd, -mno-inline-float-divide,
1981 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
1982 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
1983 -msched-prefer-non-control-spec-insns,
1984 -msched-stop-bits-after-every-cycle,
1985 -msched-count-spec-in-critical-path,
1986 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
1987 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
1988 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
1989 and -msched-spec-verbose.
1991 2009-05-28 Joseph Myers <joseph@codesourcery.com>
1993 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
1994 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
1996 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
1998 2009-05-28 Richard Guenther <rguenther@suse.de>
2000 * tree-ssa-alias.c (ao_ref_init): New function.
2001 (ao_ref_base): Likewise.
2002 (ao_ref_base_alias_set): Likewise.
2003 (ao_ref_alias_set): Likewise.
2004 (refs_may_alias_p_1): Change signature.
2005 (refs_may_alias_p): Adjust.
2006 (refs_anti_dependent_p): Likewise.
2007 (refs_output_dependent_p): Likewise.
2008 (call_may_clobber_ref_p_1): Change signature.
2009 (call_may_clobber_ref_p): Adjust.
2010 (stmt_may_clobber_ref_p_1): New function split out from ...
2011 (stmt_may_clobber_ref_p): ... here.
2012 (maybe_skip_until): Adjust signature.
2013 (get_continuation_for_phi): Likewise.
2014 (walk_non_aliased_vuses): Likewise.
2015 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
2016 (ao_ref_init): Declare.
2017 (ao_ref_base): Likewise.
2018 (ao_ref_alias_set): Likewise.
2019 (stmt_may_clobber_ref_p_1): Likewise.
2020 (walk_non_aliased_vuses): Adjust.
2021 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
2022 (get_ref_from_reference_ops): remove.
2023 (vn_reference_lookup_2): Adjust signature.
2024 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
2025 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
2026 (vn_reference_lookup): Adjust.
2027 (vn_reference_insert): Likewise.
2028 (vn_reference_insert_pieces): Adjust signature.
2029 (visit_reference_op_call): Adjust.
2030 * tree-ssa-pre.c (get_expr_type): Simplify.
2031 (phi_translate_1): Adjust.
2032 (compute_avail): Likewise.
2033 (translate_vuse_through_block): Do not re-build trees.
2034 (value_dies_in_block_x): Likewise.
2035 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
2037 (vn_reference_lookup_pieces): Adjust declaration.
2038 (vn_reference_insert_pieces): Likewise.
2040 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
2042 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
2043 with checking disabled.
2045 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
2049 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
2050 macro definition for support of three-operand format aligned
2051 .comm directive in assembler on cygwin/pe/mingw target OS.
2052 * configure: Regenerate.
2053 * config.h: Regenerate.
2055 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
2056 aligned form of .comm directive if -mpe-aligned-commons is in effect.
2057 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
2059 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
2060 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
2062 2009-05-28 Ira Rosen <irar@il.ibm.com>
2064 PR tree-optimization/40254
2065 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
2066 in analysis of basic blocks.
2068 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
2071 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
2072 * target-def.h (TARGET_CONST_ANCHOR): New macro.
2073 (TARGET_INITIALIZER): Use it.
2074 * cse.c (CHEAPER): Move it up to the other macros.
2075 (insert): Rename this ...
2076 (insert_with_costs): ... to this. Add cost parameters. Update
2078 (insert): New function. Call insert_with_costs.
2079 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
2080 find_reg_offset_for_const, try_const_anchors): New functions.
2081 (cse_insn): Call try_const_anchors. Adjust cost of src_related
2082 when using a const-anchor. Call insert_const_anchors.
2083 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
2084 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
2086 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
2088 * tree-inline.c (remap_decls): Enable nonlocalized variables
2089 when not optimizing.
2091 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
2093 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
2094 Simplify other tests involving optimize.
2096 2009-05-27 Tom Tromey <tromey@redhat.com>
2098 * unwind-dw2.c (_Unwind_DebugHook): New function.
2099 (uw_install_context): Call _Unwind_DebugHook.
2101 2009-05-27 Tom Tromey <tromey@redhat.com>
2103 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
2105 2009-05-27 Ian Lance Taylor <iant@google.com>
2107 * Makefile.in (LINKER, LINKER_FLAGS): Define.
2108 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
2109 (ALL_LINKERFLAGS): Define.
2110 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
2111 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
2112 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
2113 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
2114 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
2115 $(LINKER_FOR_BUILD).
2116 (build/gcov-iov$(build_exeext)): Likewise.
2118 2009-05-27 Julian Brown <julian@codesourcery.com>
2120 * gcse.c (target.h): Include.
2121 (can_assign_to_reg_without_clobbers_p): Check that the target allows
2122 copy of argument to a pseudo register.
2124 2009-05-27 Diego Novillo <dnovillo@google.com>
2126 * tree-ssa-live.c (dump_scope_block): Document arguments.
2127 (dump_scope_blocks): Document.
2128 (debug_scope_blocks): New.
2129 * tree-flow.h (debug_scope_blocks): Declare.
2131 2009-05-21 Denis Chertykov <denisc@overta.ru>
2133 * doc/contrib.texi (Contributors): Add myself to the list.
2135 2009-05-27 Olivier Hainque <hainque@adacore.com>
2137 * expr.c (target_align): New function. Alignment the TARGET of an
2138 assignment may be assume to have.
2139 (highest_pow2_factor_for_target): Use it instead of relying on
2140 immediate tree attributes of TARGET, not necessarily honored when
2141 intermediate bitfields are involved.
2143 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
2146 * config/i386/driver-i386.c (host_detect_local_cpu): Support
2147 AVX, SSE4, AES, PCLMUL and POPCNT.
2149 2009-05-27 Diego Novillo <dnovillo@google.com>
2151 * tree-pretty-print.c (dump_location): New.
2152 (dump_generic_node): Call it.
2153 Factor code to handle BLOCK nodes ...
2154 (dump_block_node): ... here.
2156 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
2158 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
2160 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
2162 * gcc-plugin.h: Include config.h and system.h.
2163 (IN_GCC): Define if not defined.
2165 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
2168 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
2171 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
2173 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
2175 * config/m32r/m32r.h: Ditto.
2176 * config/m32r/m32r.md: Ditto.
2177 * config/m32r/predicates.md: Ditto.
2179 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
2181 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
2183 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
2186 (Loading plugins): typo.
2187 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
2188 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
2189 (Interacting with the GCC Garbage Collector): Added new section.
2190 (Giving information about a plugin): Added new section for
2192 * ggc.h (ggc_register_root_tab): Added declaration.
2193 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
2194 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
2195 (register_callback): Improved comment in declaration.
2196 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
2197 (extra_root_vec) Added static variable for dynamic roots registration.
2198 (ggc_register_root_tab) Added new routine.
2199 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
2200 PLUGIN_GGC_MARKING event.
2201 * ggc-zone.c: Include plugin.h.
2202 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
2203 * ggc-page.c: Include plugin.h.
2204 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
2205 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
2206 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
2207 (register_callback): check lack of callbacks for
2208 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
2209 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
2210 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
2211 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
2212 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
2213 dependency on plugin.h.
2214 (plugin.o): Added dependency on ggc.h...
2216 2009-05-26 Richard Guenther <rguenther@suse.de>
2220 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
2221 with mismatched comparison modes.
2223 * expr.c (expand_expr_real_1): Expand the operand of a
2224 VIEW_CONVERT_EXPR in its natural mode.
2226 2009-05-26 Ian Lance Taylor <iant@google.com>
2228 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
2229 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
2230 (ALL_COMPILERFLAGS): Define.
2231 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
2232 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
2233 (collect2$(exeext), collect2.o): Likewise.
2234 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
2235 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
2236 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
2237 (libbackend.o, intl.o, cppdefault.o): Likewise.
2238 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
2239 (build/%.o): Use $(COMPILER_FOR_BUILD).
2240 (build/gen%$(build_exeext)): Likewise.
2241 (build/gcov-iov$(build_exeext)): LIkewise.
2242 * config/t-darwin (darwin.o): Use $(COMPILER).
2243 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
2244 * config/t-sol2 (sol2-c.o): Likewise.
2246 * config/t-vxworks (vxworks.o): Likewise.
2247 * config/x-darwin (host-darwin.o): Likewise.
2248 * config/x-hpux (host-hpux.o): Likewise.
2249 * config/x-linux (host-linux.o): Likewise.
2250 * config/x-solaris (host-solaris.o): Likewise.
2251 * config/alpha/x-alpha (driver-alpha.o): Likewise.
2252 * config/arm/t-arm (arm-c.o): Likewise.
2253 * config/arm/t-pe (pe.o): Likewise.
2254 * config/arm/t-wince-pe (pe.o): Likewise.
2255 * config/i386/t-cygming (winnt.o): Likewise.
2256 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
2257 * config/i386/t-cygwin (cygwin1.o): Likewise.
2258 (cygwin2.o): Likewise.
2259 * config/i386/t-i386 (i386-c.o): Likewise.
2260 * config/i386/t-interix (winnt.o): Likewise.
2261 * config/i386/t-netware (netware.o): Likewise.
2262 * config/i386/t-nwld (nwld.o): Likewise.
2263 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
2264 * config/i386/x-i386 (driver-i386.o): Likewise.
2265 * config/i386/x-cygwin (host-cygwin.o): Likewise.
2266 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
2267 * config/ia64/t-ia64 (ia64-c.o): Likewise.
2268 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
2269 * config/mips/x-native (driver-native.o): Likewise.
2270 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
2271 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
2272 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
2273 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
2274 * config/score/t-score-elf (score7.o): Likewise.
2275 (score3.o): Likewise.
2276 * config/sh/t-sh (sh-c.o): Likewise.
2277 * config/sh/t-symbian (sh-c.o): Likewise.
2278 (symbian.o): Likewise.
2279 * config/spu/t-spu-elf (spu-c.o): Likewise.
2280 * config/v850/t-v850 (v850-c.o): Likewise.
2281 * config/v850/t-v850e (v850-c.o): Likewise.
2283 2009-05-26 Richard Guenther <rguenther@suse.de>
2285 PR tree-optimization/40122
2286 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
2287 VECTOR_CSTs if possible.
2288 (fold_gimple_assign): Likewise.
2290 2009-05-26 Richard Guenther <rguenther@suse.de>
2293 * fold-const.c (fold_binary): Use the correct types for building
2296 2009-05-26 Richard Guenther <rguenther@suse.de>
2298 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
2299 redundant calls to merge_alias_info.
2300 (bump_vector_ptr): Likewise.
2301 * tree-ssa-copy.c (merge_alias_info): Remove.
2302 (replace_exp_1): Remove call to merge_alias_info.
2303 (propagate_tree_value): Likewise.
2304 (fini_copy_prop): Propagate points-to info.
2305 * tree-flow.h (merge_alias_info): Remove.
2307 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
2309 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
2311 2009-05-25 Jan Hubicka <jh@suse.cz>
2313 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
2314 * cgraph.h (struct inline_summary): New filed self_wize,
2315 size_inlining_benefit, self_time and time_inlining_benefit.
2316 (struct cgraph_global_info): Replace insns by time ans size fields.
2317 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
2318 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
2319 (ipcp_update_callgraph): Do not touch function bodies.
2320 * ipa-inline.c: Include except.h
2321 (MAX_TIME): New constant.
2322 (overall_insns): Remove.
2324 (overall_size, max_benefit): New static variables.
2325 (cgraph_estimate_time_after_inlining): New function.
2326 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
2327 (cgraph_clone_inlined_nodes): Update size.
2328 (cgraph_mark_inline_edge): Update size.
2329 (cgraph_estimate_growth): Use size info.
2330 (cgraph_check_inline_limits): Check size.
2331 (cgraph_default_inline_p): Likewise.
2332 (cgraph_edge_badness): Compute badness based on benefit and size cost.
2333 (cgraph_decide_recursive_inlining): Check size.
2334 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
2336 (cgraph_decide_inlining): Likewise.
2337 (cgraph_decide_inlining_incrementally): Likewise; honor
2338 PARAM_EARLY_INLINING_INSNS.
2339 (likely_eliminated_by_inlining_p): New predicate.
2340 (estimate_function_body_sizes): New function.
2341 (compute_inline_parameters): Use it.
2342 * except.c (must_not_throw_labels): New function.
2343 * except.h (must_not_throw_labels): Declare.
2344 * tree-inline.c (init_inline_once): Kill inlining_weigths
2345 * tree-ssa-structalias.c: Avoid uninitialized warning.
2346 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
2347 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
2348 (PARAM_INLINE_CALL_COST): Remove.
2349 (PARAM_EARLY_INLINING_INSNS): New.
2351 2009-05-25 Richard Guenther <rguenther@suse.de>
2353 PR tree-optimization/36327
2354 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
2355 callback for reference translation or lookup at the point of may-defs.
2356 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
2357 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
2358 for union COMPONENT_REFs.
2359 (vn_reference_lookup_3): New callback. Lookup from memset
2360 and CONSTRUCTOR assignment, translate through struct copies.
2361 (vn_reference_lookup_pieces): Make sure to not free the
2362 passed operands array. Adjust walk_non_aliased_vuses call.
2363 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
2364 make sure we do not leak memory.
2366 2009-05-25 Richard Guenther <rguenther@suse.de>
2368 * tree-ssa-alias.h (dump_points_to_solution): Declare.
2369 * tree-inline.c (expand_call_inline): Reset the escaped and
2371 * tree-ssa-structalias.c (pass_build_ealias): New.
2372 * tree-pass.h (pass_build_ealias): Declare.
2373 * passes.c (init_optimization_passes): Add PTA during
2374 early optimizations.
2375 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
2376 and CALLUSED solutions.
2377 (dump_points_to_solution): New function, split out from ...
2378 (dump_points_to_info_for): ... here.
2379 * tree-parloops.c (parallelize_loops): Reset the escaped and
2382 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2385 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
2386 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
2388 2009-05-25 Ira Rosen <irar@il.ibm.com>
2390 PR tree-optimization/40238
2391 * tree-vect-stmts.c (vect_init_vector): Insert initialization
2392 statements after basic block's labels.
2393 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
2394 to free the allocated memory.
2396 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
2398 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
2399 return address with a USE.
2401 2009-05-24 Richard Guenther <rguenther@suse.de>
2404 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
2405 array type from the main variant of the inner type.
2407 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2409 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
2410 definition to bool (from int) to un-break build.
2411 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
2413 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
2415 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
2416 discard_stmt_changes): Delete.
2417 * tree-ssa-operands.c (scb_stack): Delete.
2418 (init_ssa_operands): Do not initialize it.
2419 (fini_ssa_operands): Do not free it.
2420 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
2422 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
2423 update_stmt, remove the others. Fix comments.
2424 * tree-dfa.c (optimize_stack_restore): Likewise.
2425 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
2426 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
2427 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
2428 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
2430 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
2431 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
2432 (dom_opt_finalize_block): Likewise, adjusting access to
2434 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
2435 (stmts_to_rescan): Change item type to gimple.
2436 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
2438 2009-05-24 Ira Rosen <irar@il.ibm.com>
2440 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
2441 * tree-pass.h (pass_slp_vectorize): New pass.
2442 * params.h (SLP_MAX_INSNS_IN_BB): Define.
2443 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
2444 * tree-vectorizer.c (timevar.h): Include.
2445 (user_vect_verbosity_level): Declare.
2446 (vect_location): Fix comment.
2447 (vect_set_verbosity_level): Update user_vect_verbosity_level
2448 instead of vect_verbosity_level.
2449 (vect_set_dump_settings): Add an argument. Ignore user defined
2450 verbosity if dump flags require higher level of verbosity. Print to
2451 stderr only for loop vectorization.
2452 (vectorize_loops): Update call to vect_set_dump_settings.
2453 (execute_vect_slp): New function.
2454 (gate_vect_slp): Likewise.
2455 (struct gimple_opt_pass pass_slp_vectorize): New.
2456 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
2458 (vec_info_for_bb): New function.
2459 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
2460 (VECTORIZATION_ENABLED): New macro.
2461 (SLP_ENABLED, SLP_DISABLED): Likewise.
2462 (vect_is_simple_use): Add bb_vec_info argument.
2463 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
2464 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
2465 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
2466 vect_schedule_slp, vect_analyze_slp): Likewise.
2467 (vect_analyze_stmt): Add slp_tree argument.
2468 (find_bb_location): Declare.
2469 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
2470 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
2471 (vect_analyze_loop_operations, vect_analyze_loop,
2472 get_initial_def_for_induction, vect_create_epilog_for_reduction,
2473 vect_finalize_reduction, vectorizable_reduction,
2474 vectorizable_live_operation, vect_transform_loop): Likewise.
2475 * tree-data-ref.c (dr_analyze_innermost): Update comment,
2476 skip evolution analysis if analyzing a basic block.
2477 (dr_analyze_indices): Likewise.
2478 (initialize_data_dependence_relation): Skip the test whether the
2479 object is invariant for basic blocks.
2480 (compute_all_dependences): Skip dependence analysis for data
2481 references in basic blocks.
2482 (find_data_references_in_stmt): Don't fail in case of invariant
2483 access in basic block.
2484 (find_data_references_in_bb): New function.
2485 (find_data_references_in_loop): Move code to
2486 find_data_references_in_bb and add a call to it.
2487 (compute_data_dependences_for_bb): New function.
2488 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
2489 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
2491 (vect_analyze_data_ref_dependence): Check for interleaving in case of
2492 unknown dependence in basic block and fail in case of dependence in
2494 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
2495 dependence instances from either loop or basic block vectorization
2497 (vect_compute_data_ref_alignment): Check if it is loop vectorization
2498 before calling nested_in_vect_loop_p.
2499 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
2500 dependence instances from either loop or basic block vectorization
2502 (vect_verify_datarefs_alignment): Likewise.
2503 (vect_enhance_data_refs_alignment): Adjust function calls.
2504 (vect_analyze_data_refs_alignment): Likewise.
2505 (vect_analyze_group_access): Fix printing. Skip different checks if
2506 DR_STEP is 0. Keep strided stores either in loop or basic block
2507 vectorization data structure. Fix indentation.
2508 (vect_analyze_data_ref_access): Fix comments, allow zero step in
2510 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
2511 dependence instances from either loop or basic block vectorization
2513 (vect_analyze_data_refs): Update comment. Call
2514 compute_data_dependences_for_bb to analyze basic blocks.
2515 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
2516 case of loop vectorization. In case of basic block vectorization use
2517 data-ref itself as a base.
2518 (vect_create_data_ref_ptr): In case of basic block vectorization:
2519 don't advance the pointer, add new statements before the current
2520 statement. Adjust function calls.
2521 (vect_supportable_dr_alignment): Support only aligned accesses in
2522 basic block vectorization.
2523 * common.opt (ftree-slp-vectorize): New flag.
2524 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
2525 (vect_pattern_recog_1): Likewise.
2526 * tree-vect-stmts.c (process_use): Likewise.
2527 (vect_init_vector): Add new statements in the beginning of the basic
2528 block in case of basic block SLP.
2529 (vect_get_vec_def_for_operand): Adjust function calls.
2530 (vect_finish_stmt_generation): Likewise.
2531 (vectorizable_call): Add assert that it is loop vectorization, adjust
2533 (vectorizable_conversion, vectorizable_assignment): Likewise.
2534 (vectorizable_operation): In case of basic block SLP, take
2535 vectorization factor from statement's type and skip the relevance
2536 check. Adjust function calls.
2537 (vectorizable_type_demotion): Add assert that it is loop
2538 vectorization, adjust function calls.
2539 (vectorizable_type_promotion): Likewise.
2540 (vectorizable_store): Check for outer loop only in case of loop
2541 vectorization. Adjust function calls. For basic blocks, skip the
2542 relevance check and don't advance pointers.
2543 (vectorizable_load): Likewise.
2544 (vectorizable_condition): Add assert that it is loop vectorization,
2545 adjust function calls.
2546 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
2547 that it is not reduction, get vector type, call only supported
2548 functions, skip loop specific parts.
2549 (vect_transform_stmt): Check for outer loop only in case of loop
2551 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
2552 (vect_is_simple_use): Fix comment, add new argument, fix conditions
2553 for external definition.
2554 * passes.c (pass_slp_vectorize): New pass.
2555 * tree-vect-slp.c (find_bb_location): New function.
2556 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
2557 check for patterns only in loops.
2558 (vect_build_slp_tree): Add argument, adjust function calls, fail in
2559 case of multiple types in basic block SLP.
2560 (vect_mark_slp_stmts_relevant): New function.
2561 (vect_supported_load_permutation_p): Fix comment.
2562 (vect_analyze_slp_instance): Add argument. In case of basic block
2563 SLP, take vectorization factor from statement's type, check that
2564 unrolling factor is 1. Adjust function call. Save SLP instance in
2565 either loop or basic block vectorization structure. Return FALSE,
2567 (vect_analyze_slp): Add argument. Get strided stores groups from
2568 either loop or basic block vectorization structure. Return FALSE
2569 if basic block SLP failed.
2570 (new_bb_vec_info): New function.
2571 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
2572 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
2573 (vect_schedule_slp): Add argument. Get SLP instances from either
2574 loop or basic block vectorization structure. Set vectorization factor
2575 to be 1 for basic block SLP.
2576 (vect_slp_transform_bb): New function.
2577 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
2579 2009-05-23 Mark Mitchell <mark@codesourcery.com>
2581 * final.c (shorten_branches): Do not align labels for jump tables.
2582 (final_scan_insn): Use JUMP_TABLE_DATA_P.
2584 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
2586 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
2587 Remove outdated reference to flow.c and fix nits.
2588 * doc/gccint.texi: Tweak RTL description.
2589 * doc/rtl.texi: Likewise.
2591 2009-05-23 Denis Chertykov <chertykov@gmail.com>
2593 * config/avr/avr.c: Change my email address.
2594 * config/avr/avr.h: Likewise.
2595 * config/avr/avr.md: Likewise.
2596 * config/avr/avr-protos.h: Likewise.
2597 * config/avr/libgcc.S: Likewise.
2599 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2601 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
2602 (spu_split_load, spu_split_store): Change return type to int.
2603 (spu_split_convert): Declare.
2604 * config/spu/predicates.md (spu_mem_operand): Remove.
2605 (spu_mov_operand): Update.
2606 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
2607 * config/spu/spu.c (regno_aligned_for_load): Remove.
2608 (reg_aligned_for_addr, spu_expand_load): Define.
2609 (spu_expand_extv): Reimplement and handle MEM.
2610 (spu_expand_insv): Handle MEM.
2611 (spu_sched_reorder): Handle insn's with length 0.
2612 (spu_legitimate_address_p): Reimplement.
2613 (store_with_one_insn_p): Return TRUE for any mode with size
2614 larger than 16 bytes.
2615 (address_needs_split): Define.
2616 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
2618 (spu_convert_move): Define.
2619 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
2620 (spu_split_store): Change all MEM's to TImode.
2621 (spu_init_expanders): Preallocate registers that correspond to
2622 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
2624 (spu_split_convert): Define.
2625 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
2626 (_move<mode>, _movdi, _movti): Update predicate and condition.
2627 (load, store): Change to define_split.
2628 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
2630 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
2631 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
2632 define_insn_and_split of lshr<mode>3.
2633 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
2634 (<v>ashr<mode>3_imm): Define.
2635 (extv, extzv, insv): Allow MEM operands.
2636 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
2637 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
2638 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
2639 (_spu_convert2): Change to define_insn_and_split and remove the
2640 corresponding define_peephole2.
2641 (stack_protect_set, stack_protect_test, stack_protect_test_si):
2642 Change predicates to memory_operand.
2644 2009-05-22 Mark Mitchell <mark@codesourcery.com>
2646 * config/arm/thumb2.md: Add 16-bit multiply instructions.
2648 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
2650 PR tree-optimization/40219
2651 * tree.c (iterative_hash_expr): Make sure the builtin function is
2652 a normal builtin function and not a front end or back end builtin
2653 before indexing into the built_in_decls array.
2655 2009-05-22 Richard Guenther <rguenther@suse.de>
2658 * alias.c (write_dependence_p): Do not use TBAA for answering
2659 anti-dependence or output-dependence.
2660 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
2661 (emit_pointer_definition): Remove.
2662 (emit_alias_warning): Likewise.
2663 (find_what_var_points_to): Remove TBAA pruning code.
2664 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
2666 (compute_points_to_sets): Remove code computing the set of
2667 dereferenced pointers.
2668 * tree-data-ref.c (dr_may_alias_p): Properly use the split
2669 oracle for querying anti and output dependencies.
2670 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
2671 if TBAA may be applied.
2672 (refs_anti_dependent_p): New function.
2673 (refs_output_dependent_p): Likewise.
2674 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
2675 (refs_output_dependent_p): Likewise.
2676 * doc/tree-ssa.texi (Memory model): New section.
2677 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
2678 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
2679 * cfgexpand.c (expand_gimple_basic_block): Do not handle
2680 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
2681 * expr.c (expand_expr_real_1): Likewise.
2682 * gimple-low.c (lower_stmt): Likewise.
2683 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
2684 (dump_gimple_cdt): Remove.
2685 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
2686 (gimple_size): Likewise.
2687 (walk_gimple_op): Likewise.
2688 (is_gimple_stmt): Likewise.
2689 (walk_stmt_load_store_addr_ops): Likewise.
2690 (gimple_build_cdt): Remove.
2691 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
2692 * gimple.h (gimple_cdt_new_type): Remove.
2693 (gimple_cdt_new_type_ptr): Likewise.
2694 (gimple_cdt_set_new_type): Likewise.
2695 (gimple_cdt_location): Likewise.
2696 (gimple_cdt_location_ptr): Likewise.
2697 (gimple_cdt_set_location): Likewise.
2698 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
2699 * tree-cfg.c (remove_useless_stmts_1): Do not handle
2700 GIMPLE_CHANGE_DYNAMIC_TYPE.
2701 (verify_types_in_gimple_stmt): Likewise.
2702 * tree-inline.c (estimate_num_insns): Likewise.
2703 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
2704 (copy_decl_to_var): Likewise.
2705 (copy_result_decl_to_var): Likewise.
2706 * tree-pretty-print.c (dump_generic_node): Do not handle
2707 CHANGE_DYNAMIC_TYPE_EXPR.
2708 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2709 * tree-ssa-operands.c (get_expr_operands): Likewise.
2710 * tree-ssa-structalias.c (struct variable_info): Remove
2711 no_tbaa_pruning member.
2712 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
2713 (unify_nodes): Do not copy it.
2714 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
2715 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
2716 (set_uids_in_ptset): Do not check it.
2717 (find_what_var_points_to): Likewise.
2718 (compute_tbaa_pruning): Remove.
2719 (compute_points_to_sets): Do not call it.
2720 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
2721 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
2722 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
2723 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
2724 (DECL_NO_TBAA_P): Likewise.
2725 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
2726 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
2727 (expand_omp_atomic_pipeline): Do not set it.
2728 * print-tree.c (print_node): Do not dump it.
2729 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
2732 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
2735 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
2738 2009-05-22 Mark Mitchell <mark@codesourcery.com>
2740 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
2743 2009-05-22 Ben Elliston <bje@au.ibm.com>
2745 * Makefile.in (bversion.h, s-bversion): New targets.
2746 (TOPLEV_H): Add bversion.h.
2747 * toplev.h: Include "bversion.h".
2748 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
2749 the __format__ attribute only if compiling with the same version
2750 of GCC as the sources (the "build version").
2752 2009-05-22 Ben Elliston <bje@au.ibm.com>
2754 * c-format.c (handle_format_attribute): Fix comment typo.
2756 2009-05-21 Steve Ellcey <sje@cup.hp.com>
2759 * config/ia64/ia64.opt (mfused-madd): New.
2760 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
2761 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
2762 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
2763 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
2764 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
2765 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
2766 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
2767 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
2768 instruction if !TARGET_FUSED_MADD.
2769 (fpma, fpms): Remove colon from name.
2771 2009-05-22 Richard Guenther <rguenther@suse.de>
2773 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
2774 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
2775 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
2777 (create_expression_by_pieces): Only convert if necessary.
2778 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
2779 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
2781 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
2783 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
2784 regular pattern from a template and rename it ...
2785 (*extzv_truncsi_exts): ... to this.
2787 2009-05-21 Richard Guenther <rguenther@suse.de>
2789 * cgraph.h (struct cgraph_node): Remove inline_decl member.
2790 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
2791 (cgraph_default_inline_p): Likewise.
2792 (cgraph_decide_inlining_incrementally): Likewise.
2794 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
2795 Uros Bizjak <ubizjak@gmail.com>
2797 * config/i386/cpuid.h (bit_MOVBE): New.
2799 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
2801 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
2802 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
2803 (ix86_handle_option): Handle OPT_mmovbe.
2804 (ix86_target_string): Add -mmovbe.
2805 (pta_flags): Add PTA_MOVBE.
2806 (processor_alias_table): Add PTA_MOVBE to "atom".
2807 (override_options): Handle PTA_MOVBE.
2809 * config/i386/i386.h (TARGET_MOVBE): New.
2811 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
2812 (*bswapsi_movbe): New.
2813 (*bswapdi_movbe): Likewise.
2814 (bswapdi2): Renamed to ...
2816 (bswapdi2): New expander.
2818 * config/i386/i386.opt (mmovbe): New.
2820 * doc/invoke.texi: Document -mmovbe.
2822 2009-05-21 Taras Glek <tglek@mozilla.com>
2824 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
2825 * gcc-plugin.h (plugin_init): Updated signature.
2826 * gcc-plugin.h (plugin_name_args): Moved to this header.
2827 * doc/plugins.texi (plugin_init): Updated documention to reflect
2829 * doc/plugins.texi (plugin_name_args): Added to documention.
2831 2009-05-21 Mark Mitchell <mark@codesourcery.com>
2833 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
2834 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
2836 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
2838 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
2839 JUMP_TABLE_DATA_P predicates where applicable.
2840 * config/i386/predicates.md: Ditto.
2841 * config/i386/sse.md: Ditto.
2843 2009-05-21 Jakub Jelinek <jakub@redhat.com>
2845 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
2846 operand2 -128 override length_immediate attribute to 1.
2847 * config/i386/predicates.md (constm128_operand): New predicate.
2849 * config/i386/i386.c (memory_address_length): Handle %r12
2850 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
2852 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
2853 mode look through optional ZERO_EXTEND and SUBREG.
2854 * config/i386/i386.md (R12_REG): New define_constant.
2855 (prefix_data16): For sse unit set also for MODE_TI insns.
2856 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
2857 insns set if operand 1 is ext_QIreg_operand.
2858 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
2859 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
2861 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
2862 mode from MODE_DI to MODE_SI.
2863 (movdi_1_rex64): Override modrm and length_immediate attributes
2864 only for movabs (TYPE_IMOV, alternative 2).
2865 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
2866 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
2867 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
2868 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
2869 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
2870 prefix_rex attribute if DImode.
2871 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
2872 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
2873 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
2874 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
2875 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
2876 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
2877 Likewise. For TYPE_IMOV clear length_immediate attribute.
2878 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
2879 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
2880 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
2881 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
2882 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
2883 or one operand TYPE_ISHIFT.
2884 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
2885 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
2886 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
2887 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
2888 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
2889 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
2890 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
2891 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
2892 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
2893 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
2894 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
2895 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
2896 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
2897 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
2898 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
2899 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
2900 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
2901 set mode attribute, don't override length attribute.
2902 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
2904 (return_internal_long): Set length attribute to 2 instead of 1.
2905 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
2906 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
2907 prefix_rex attribute.
2908 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
2910 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
2912 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2914 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
2916 2009-05-20 Ian Lance Taylor <iant@google.com>
2918 * tree.c (build_tree_list_vec_stat): New function.
2919 (ctor_to_vec): New function.
2920 (build_nt_call_vec): New function.
2921 (build_call_array): Change args to be a const pointer.
2922 (build_call_vec): New function.
2923 * tree.h (build_nt_call_vec): Declare.
2924 (build_tree_list_vec_stat): Declare.
2925 (build_tree_list_vec): Define.
2926 (build_call_array): Update declaration.
2927 (build_call_vec): Declare.
2928 (ctor_to_vec): Declare.
2929 * c-common.c (tree_vector_cache): New static variable.
2930 (make_tree_vector): New function.
2931 (release_tree_vector): New function.
2932 (make_tree_vector_single): New function.
2933 (make_tree_vector_copy): New function.
2934 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
2935 (make_tree_vector_single, make_tree_vector_copy): Declare.
2936 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
2937 (c_parser_expr_list): Don't manage cache here, instead call
2939 (c_parser_release_expr_list): Remove static function.
2940 (c_parser_vec_to_tree_list): Remove static function.
2941 (c_parser_attributes): Call build_tree_list_vec instead of
2942 c_parser_vec_to_tree_list. Call release_tree_vector instead of
2943 c_parser_release_expr_list.
2944 (c_parser_postfix_expression_after_primary): Likewise.
2945 (c_parser_objc_keywordexpr): Likewise.
2947 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
2949 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
2950 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
2951 TARGET_CONVERT_TO_TYPE.
2952 * hooks.c (hook_tree_const_tree_null): Define.
2953 * hooks.h (hook_tree_const_tree_null): Declare.
2954 * target.h (struct gcc_target): Add invalid_parameter_type,
2955 invalid_return_type, promoted_type, and convert_to_type fields.
2956 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
2957 (TARGET_INVALID_RETURN_TYPE): Define.
2958 (TARGET_PROMOTED_TYPE): Define.
2959 (TARGET_CONVERT_TO_TYPE): Define.
2960 (TARGET_INITIALIZER): Update for new fields.
2961 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
2962 (grokparms): Check targetm.invalid_parameter_type.
2963 * c-typeck.c (default_conversion): Check targetm.promoted_type.
2964 * c-convert.c (convert): Check targetm.convert_to_type.
2966 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
2968 * config/mips/mips.md (*extenddi_truncate<mode>,
2969 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
2971 (*extendhi_truncateqi): New define_insn_and_sptit.
2973 2009-05-20 Jakub Jelinek <jakub@redhat.com>
2976 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
2977 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
2979 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
2981 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
2982 the operand of VIEW_CONVERT_EXPR.
2984 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
2986 * config/i386/driver-i386.c (host_detect_local_cpu): Check
2987 extended family and model for Intel processors. Support Intel Atom.
2989 2009-05-20 Olivier Hainque <hainque@adacore.com>
2991 * gstab.h (stab_code_type): Define, to be used instead of the
2992 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
2994 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
2995 occurrences by stab_code_type.
2996 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
2998 2009-05-20 Martin Jambor <mjambor@suse.cz>
3000 * tree-flow.h (insert_edge_copies_seq): Undeclare.
3001 (sra_insert_before): Likewise.
3002 (sra_insert_after): Likewise.
3003 (sra_init_cache): Likewise.
3004 (sra_type_can_be_decomposed_p): Likewise.
3005 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
3006 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
3007 (sra_insert_before): Likewise.
3008 (sra_insert_after): Likewise.
3009 (sra_init_cache): Likewise.
3010 (insert_edge_copies_seq): Made static and moved upwards.
3012 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
3015 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
3017 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
3018 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
3021 2009-05-20 Richard Guenther <rguenther@suse.de>
3023 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
3024 with mismatched comparison modes.
3026 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3028 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
3029 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
3030 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
3031 with shifts for Thumb2.
3032 (orsi_notsi): New for orn.
3033 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
3034 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
3035 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
3036 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
3037 Don't invert remainder for IOR.
3039 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
3041 PR tree-optimization/40087
3042 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
3043 number_of_iterations_ne): Rename never_infinite argument.
3044 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
3045 number_of_iterations_le): Handle pointer-type ivs when
3046 exit_must_be_taken is false.
3047 (number_of_iterations_cond): Do not always assume that
3048 exit_must_be_taken if the control variable is a pointer.
3050 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3052 * c-typeck.c (build_binary_op): Allow % on integal vectors.
3053 * doc/extend.texi (Vector Extension): Document that % is allowed too.
3055 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
3057 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
3058 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
3060 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3063 * c.opt (Wlogical-op): Disabled by default.
3064 * c-opt (c_common_post_options): Do not enable Wlogical-op with
3066 * doc/invoke.texi (Wlogical-op): Likewise.
3068 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
3070 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
3072 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
3073 Propagate the type of the first operand.
3074 <ASSERT_EXPR>: Simplify.
3075 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
3076 Rewrite using the RHS code as discriminant.
3077 <NOP_EXPR>: Turn into CASE_CONVERT.
3078 <PLUS_EXPR>: Propagate the type of the first operand.
3080 2009-05-19 Steve Ellcey <sje@cup.hp.com>
3082 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
3083 (ia64_dconst_0_375): New.
3084 * config/ia64/ia64.c (ia64_override_options): Remove
3085 -minline-sqrt-min-latency warning.
3086 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
3087 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
3088 * config/ia64/ia64.md (*sqrt_approx): Remove.
3089 (sqrtsf2): Remove #if 0.
3090 (sqrtsf2_internal_thr): Rewrite and move to div.md.
3091 (sqrtdf): Remove assert.
3092 (sqrtdf2_internal_thr): Rewrite and move to div.md.
3093 (sqrtxf2): Remove #if 0.
3094 (sqrtxf2_internal_thr): Rewrite and move to div.md.
3095 * div.md (sqrt_approx_rf): New.
3096 (sqrtsf2_internal_thr): New implementation.
3097 (sqrtsf2_internal_lat): New.
3098 (sqrtdf2_internal_thr: New implementation.
3099 (sqrtxf2_internal): New implementation.
3101 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
3102 Hans-Peter Nilsson <hp@axis.com>
3104 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
3105 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
3106 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
3107 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
3108 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
3109 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
3110 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
3111 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
3112 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
3113 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
3114 * c-common.c: ...from here.
3116 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3118 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
3120 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3122 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
3124 2009-05-19 Ben Elliston <bje@au.ibm.com>
3126 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
3127 assignments with memcpy calls.
3128 (add_fdes): Likewise.
3129 (binary_search_unencoded_fdes): Likewise.
3130 (linear_search_fdes): Eliminate type puns.
3132 2009-05-19 Richard Guenther <rguenther@suse.de>
3134 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
3135 not falsely claim to have propagated into all uses.
3137 2009-05-19 Ben Elliston <bje@au.ibm.com>
3139 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
3142 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
3144 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
3145 * config/sh/sh.c (sh_legitimate_address_p): Make static.
3146 (TARGET_LEGITIMATE_ADDRESS_P): New.
3147 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
3148 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
3150 2009-05-18 Dodji Seketeli <dodji@redhat.com>
3153 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
3154 child of the containing namespace's DIE.
3156 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
3158 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
3159 *zero_extendhi_truncqi): Move after the zero_extend patterns.
3160 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
3163 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
3166 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
3167 gen_align with gen_pad.
3168 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
3169 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
3171 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
3172 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
3174 * config/i386/i386.md (align): Renamed to ...
3175 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
3176 ASM_OUTPUT_MAX_SKIP_PAD.
3178 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
3180 * config.gcc: Fix variable syntax.
3183 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
3184 before calling exact_log2.
3185 (output_iorsi3): Likewise.
3186 (output_xorsi3): Likewise.
3188 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
3190 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
3191 for the none zero constant operand except for EQ and NE
3192 comprisons even when the first operand is R0.
3194 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
3196 * config/s390/2064.md: Remove trailing whitespaces.
3197 * config/s390/2084.md: Likewise.
3198 * config/s390/constraints.md: Likewise.
3199 * config/s390/fixdfdi.h: Likewise.
3200 * config/s390/libgcc-glibc.ver: Likewise.
3201 * config/s390/s390-modes.def: Likewise.
3202 * config/s390/s390-protos.h: Likewise.
3203 * config/s390/s390.c: Likewise.
3204 * config/s390/s390.h: Likewise.
3205 * config/s390/s390.md: Likewise.
3206 * config/s390/tpf-unwind.h: Likewise.
3208 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
3210 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
3212 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
3215 * configure.ac (m68k-*-*): Check if binutils support TLS.
3216 * configure: Regenerate.
3217 * config/m68k/predicates.md (symbolic_operand): Extend comment.
3218 * config/m68k/constraints.md (Cu): New constraint.
3219 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
3220 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
3221 (movsi): Handle TLS symbols.
3222 (addsi3_5200): Handle XTLS symbols, indent.
3223 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
3224 (m68k_tls_reference_p): Declare.
3225 (m68k_legitimize_address): Declare.
3226 (m68k_unwrap_symbol): Declare.
3227 * config/m68k/m68k.opt (mxtls): New option.
3228 * config/m68k/m68k.c (ggc.h): Include.
3229 (m68k_output_dwarf_dtprel): Implement hook.
3230 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
3231 (m68k_expand_prologue): Load GOT pointer when function needs it.
3232 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
3233 (m68k_legitimate_constant_address_p): Same.
3234 (m68k_decompose_address): Handle TLS references.
3235 (m68k_get_gp): New static function.
3236 (enum m68k_reloc): New contants.
3237 (TLS_RELOC_P): New macro.
3238 (m68k_wrap_symbol): New static function.
3239 (m68k_unwrap_symbol): New function.
3240 (m68k_final_prescan_insn_1): New static function.
3241 (m68k_final_prescan_insn): New function.
3242 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
3244 (legitimize_pic_address): Handle TLS references..
3245 (m68k_tls_get_addr, m68k_get_tls_get_addr)
3246 (m68k_libcall_value_in_a0_p)
3247 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
3248 (m68k_call_m68k_read_tp): Helper variables and functions for ...
3249 (m68k_legitimize_tls_address): Handle TLS references.
3250 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
3252 (m68k_legitimize_address): Handle TLS symbols.
3253 (m68k_get_reloc_decoration): New static function.
3254 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
3256 (m68k_output_dwarf_dtprel): Implement hook.
3257 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
3258 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
3259 m68k_call_* routines.
3260 (sched_attr_op_type): Handle TLS symbols.
3261 (gt-m68k.h): Include.
3262 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
3263 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
3265 2009-05-18 Martin Jambor <mjambor@suse.cz>
3267 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
3268 (visit_store_addr_for_mod_analysis): New function.
3269 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
3270 (determine_cst_member_ptr): Use gimple_assign_single_p.
3271 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
3272 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
3273 operands. Don't check number of operands of a NOP_EXPR.
3275 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
3277 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
3279 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
3282 * c-common.c (warn_logical_operator): Don't warn if one of
3283 expression isn't always true or false.
3285 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
3287 * config/i386/biarch32.h: New file.
3288 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
3290 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
3292 * config/mips/mips.md (*zero_extend<mode>_trunchi,
3293 *zero_extend<mode>_truncqi): Merge these into ...
3294 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
3295 Name the pattern following this as *zero_extendhi_truncqi.
3297 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
3300 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
3301 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
3302 (output_info): Make field HOST_WIDEST_INT.
3303 (print_statistics): Use HOST_WIDEST_INT_PRINT.
3304 (dump_bitmat_statistics): Same.
3306 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
3308 * config.gcc (use_gcc_stdint): Set to wrap.
3309 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
3310 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
3311 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
3312 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
3313 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
3314 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
3315 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
3316 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
3318 2009-05-16 Joseph Myers <joseph@codesourcery.com>
3320 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
3322 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
3323 Move definitions earlier.
3324 (OPT_ARCH64, OPT_ARCH32): Define.
3325 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
3328 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
3331 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
3334 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
3336 * arm.md (movdi2): Copy non-reg values to DImode registers.
3338 2009-05-16 Jakub Jelinek <jakub@redhat.com>
3341 * final.c (label_to_max_skip): New function.
3342 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
3343 CODE_LABEL_NUMBER <= max_labelno.
3344 * output.h (label_to_max_skip): New prototype.
3345 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
3346 (ix86_avoid_jump_mispredicts): ... this. Don't define if
3347 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
3348 Handle CODE_LABELs with >= 16 byte alignment or with
3349 max_skip == (1 << align) - 1.
3350 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
3351 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
3354 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
3355 .p2align 3 if MAX_SKIP is smaller than 7.
3356 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
3358 2009-05-15 Ian Lance Taylor <iant@google.com>
3360 * alias.c (struct alias_set_entry_d): Rename from struct
3361 alias_set_entry. Change all uses.
3362 * except.c (struct call_site_record_d): Rename from struct
3363 call_site_record. Change all uses.
3364 * except.h (struct eh_region_d): Rename from struct eh_region.
3366 * gcse.c (struct hash_table_d): Rename from struct hash_table.
3368 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
3369 ivtype_map_elt. Change all uses.
3370 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
3372 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
3373 * graphite.h (struct name_tree_d): Rename from struct name_tree.
3375 (struct sese_d): Rename from struct sese. Change all uses.
3376 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
3377 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
3378 * optabs.h (struct optab_d): Rename from struct optab. Change all
3380 (struct convert_optab_d): Rename from struct convert_optab.
3382 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
3383 ipa_opt_pass. Change all uses.
3384 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
3387 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
3388 defined as a typedef.
3389 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
3392 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
3395 * fold-const.c (make_range,build_range_check,merge_ranges): Move
3397 (merge_ranges): Returns bool.
3398 * tree.h (make_range): .. to here.
3399 (build_range_check): Likewise.
3400 (merge_ranges): Likewise. Renamed from merge_ranges.
3401 * c-typeck.c (parser_build_binary_op): Update calls to
3402 warn_logical_operator.
3403 * c-common.c (warn_logical_operator): Add new warning.
3404 * c-common.h (warn_logical_operator): Update declaration.
3406 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
3408 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
3410 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3412 * doc/install.texi: Document MPC requirements, flags etc.
3414 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
3415 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
3416 Evaluate constant arguments.
3417 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
3418 (fold_builtin_1): Likewise, also evaluate constant arguments.
3419 Remove superfluous break.
3420 (do_mpc_ckconv): New.
3421 * real.h: Include mpc.h.
3422 * toplev.c (print_version): Output MPC version info if available.
3424 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
3426 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
3428 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
3430 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
3433 2009-05-15 Jan Hubicka <jh@suse.cz>
3435 * doc/invoke.texi (max-early-inliner-iterations): New flag.
3436 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
3437 (try_inline): Fix return value.
3438 (cgraph_decide_inlining_incrementally): Honor new value.
3439 (cgraph_early_inlining): Handle indirect inlining.
3440 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
3442 2009-05-15 Jan Hubicka <jh@suse.cz>
3444 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
3445 * cgraphunit.c (cgraph_finalize_function): Set it.
3446 (cgraph_expand_function): Use it.
3448 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
3450 * real.c (encode_ieee_half): Define.
3451 (decode_ieee_half): Define.
3452 (ieee_half_format): Define.
3453 (arm_half_format): Define.
3454 * real.h (ieee_half_format): Declare.
3455 (arm_half_format): Declare.
3457 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
3459 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
3460 swapped, and reversed optabs exist before trying to use them.
3462 2009-05-15 Paul Brook <paul@codesourcery.com>
3463 Sandra Loosemore <sandra@codesourcery.com>
3465 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
3466 loads. Allow PRE_DEC.
3467 (output_move_neon): Handle PRE_DEC.
3468 (arm_print_operand): Add 'A' for neon structure loads.
3469 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
3470 * config/arm/neon.md (neon_mov): Update comment.
3471 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
3473 (Um): New constraint.
3475 2009-05-15 Jan Hubicka <jh@suse.cz>
3477 Revert the following patch until testsuite fallout is fixed:
3478 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
3479 * cgraph.h (struct inline_summary): New filed self_wize,
3480 size_inlining_benefit, self_time and time_inlining_benefit.
3481 (struct cgraph_global_info): Replace insns by time ans size fields.
3482 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
3483 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
3484 (ipcp_update_callgraph): Do not touch function bodies.
3485 * ipa-inline.c: Include except.h
3486 (MAX_TIME): New constant.
3487 (overall_insns): Remove
3488 (overall_size, max_benefit): New static variables.
3489 (cgraph_estimate_time_after_inlining): New function.
3490 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
3491 (cgraph_clone_inlined_nodes): Update size.
3492 (cgraph_mark_inline_edge): Update size.
3493 (cgraph_estimate_growth): Use size info.
3494 (cgraph_check_inline_limits): Check size.
3495 (cgraph_default_inline_p): Likewise.
3496 (cgraph_edge_badness): Compute badness based on benefit and size cost.
3497 (cgraph_decide_recursive_inlining): Check size.
3498 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
3500 (cgraph_decide_inlining): Likewise.
3501 (cgraph_decide_inlining_incrementally): Likewise; honor
3502 PARAM_EARLY_INLINING_INSNS.
3503 (likely_eliminated_by_inlining_p): New predicate.
3504 (estimate_function_body_sizes): New function.
3505 (compute_inline_parameters): Use it.
3506 * except.c (must_not_throw_labels): New function.
3507 * except.h (must_not_throw_labels): Declare.
3508 * tree-inline.c (init_inline_once): Kill inlining_weigths
3509 * tree-ssa-structalias.c: Avoid uninitialized warning.
3510 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
3511 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
3512 (PARAM_INLINE_CALL_COST): Remove.
3513 (PARAM_EARLY_INLINING_INSNS): New.
3515 2009-05-15 Richard Guenther <rguenther@suse.de>
3517 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
3518 not TODO_update_ssa.
3520 2009-05-15 Richard Guenther <rguenther@suse.de>
3522 PR tree-optimization/39999
3523 * gimple.h (gimple_expr_type): Use the expression type looking
3524 through useless conversions.
3525 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
3526 (vn_nary_op_insert_stmt): Likewise.
3527 (simplify_binary_expression): Likewise.
3529 2009-05-15 Richard Guenther <rguenther@suse.de>
3531 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
3532 New options, enabled by default.
3533 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
3535 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
3536 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
3537 * tree-ssa-structalias.c (gate_tree_pta): New function.
3538 (pass_build_alias): Use it.
3540 2009-05-15 Joseph Myers <joseph@codesourcery.com>
3542 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
3543 recurse on an invariant address if a conversion from a pointer
3544 type to a wider integer type is involved.
3546 2009-05-15 Jan Hubicka <jh@suse.cz>
3548 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
3549 * cgraph.h (struct inline_summary): New filed self_wize,
3550 size_inlining_benefit, self_time and time_inlining_benefit.
3551 (struct cgraph_global_info): Replace insns by time ans size fields.
3552 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
3553 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
3554 (ipcp_update_callgraph): Do not touch function bodies.
3555 * ipa-inline.c: Include except.h
3556 (MAX_TIME): New constant.
3557 (overall_insns): Remove
3558 (overall_size, max_benefit): New static variables.
3559 (cgraph_estimate_time_after_inlining): New function.
3560 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
3561 (cgraph_clone_inlined_nodes): Update size.
3562 (cgraph_mark_inline_edge): Update size.
3563 (cgraph_estimate_growth): Use size info.
3564 (cgraph_check_inline_limits): Check size.
3565 (cgraph_default_inline_p): Likewise.
3566 (cgraph_edge_badness): Compute badness based on benefit and size cost.
3567 (cgraph_decide_recursive_inlining): Check size.
3568 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
3570 (cgraph_decide_inlining): Likewise.
3571 (cgraph_decide_inlining_incrementally): Likewise; honor
3572 PARAM_EARLY_INLINING_INSNS.
3573 (likely_eliminated_by_inlining_p): New predicate.
3574 (estimate_function_body_sizes): New function.
3575 (compute_inline_parameters): Use it.
3576 * except.c (must_not_throw_labels): New function.
3577 * except.h (must_not_throw_labels): Declare.
3578 * tree-inline.c (init_inline_once): Kill inlining_weigths
3579 * tree-ssa-structalias.c: Avoid uninitialized warning.
3580 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
3581 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
3582 (PARAM_INLINE_CALL_COST): Remove.
3583 (PARAM_EARLY_INLINING_INSNS): New.
3584 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
3585 (inline-call-cost): Remove.
3586 (early-inlining-insns): New.
3588 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
3590 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
3592 (print_int_cst_bounds_in_octal_p): Likewise.
3593 (dbxout_type): Adjust calls to above functions. Be prepared to deal
3595 * dwarf2out.c (base_type_die): Likewise.
3596 (is_subrange_type): Delete.
3597 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
3598 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
3599 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
3600 if the destination type is boolean.
3601 (build_range_check): Do not special-case subtypes.
3602 (fold_sign_changed_comparison): Likewise.
3603 (fold_unary): Likewise.
3604 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
3605 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
3606 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
3607 * tree.c (subrange_type_for_debug_p): New predicate based on the
3608 former is_subrange_type.
3609 * tree.h (subrange_type_for_debug_p): Declare.
3610 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
3611 (convert_affine_scev): Remove call to above function.
3612 (chrec_convert_aggressive): Likewise.
3613 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
3614 false for conversions involving subtypes.
3615 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
3616 (vrp_val_min): Likewise.
3617 (needs_overflow_infinity): Likewise.
3618 (extract_range_from_unary_expr): Likewise.
3620 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
3622 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
3623 * config/frv/frv.c: Likewise.
3624 * config/s390/s390.c: Likewise.
3625 * config/sparc/sparc.h: Likewise.
3626 * config/i386/i386.h: Likewise.
3627 * config/i386/i386.c: Likewise.
3628 * config/crx/crx.c: Likewise.
3629 * config/m68hc11/m68hc11.h: Likewise.
3630 * config/iq2000/iq2000.c: Likewise.
3631 * config/mn10300/mn10300.h: Likewise.
3632 * config/mn10300/mn10300.c: Likewise.
3633 * config/m68k/m68k.c: Likewise.
3634 * config/rs6000/rs6000.c: Likewise.
3635 * config/rs6000/xcoff.h: Likewise.
3636 * config/rs6000/linux64.h: Likewise.
3637 * config/rs6000/sysv4.h: Likewise.
3638 * config/score/score3.c: Likewise.
3639 * config/score/score7.c: Likewise.
3640 * config/score/score.c: Likewise.
3641 * config/arm/arm.md: Likewise.
3642 * config/mips/mips.c: Likewise.
3643 * config/mips/mips.md: Likewise.
3644 * config/bfin/bfin.h: Likewise.
3645 * config/pa/pa.c: Likewise.
3646 * config/pa/constraints.md: Likewise.
3648 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
3649 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
3650 * config/pdp11/pdp11.h: Use memory_address_p instead.
3652 2009-05-14 Ian Lance Taylor <iant@google.com>
3654 * passes.c (finish_optimization_passes): Change i to int.
3655 * plugin.c (plugins_active_p): Change event to int.
3656 (dump_active_plugins): Likewise.
3657 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
3659 * tree.c (tree_range_check_failed): Change c to unsigned int.
3660 (omp_clause_range_check_failed): Likewise.
3661 (build_common_builtin_nodes): Change mode to int. Add cast.
3662 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
3663 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
3665 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
3666 ++ or -- with a variable of enum type.
3668 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
3671 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
3673 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
3675 * store-motion.c: Do not include params.h
3676 * Makefile.in: Fix dependencies for various files.
3678 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
3680 * auto-inc-dec.c: Fix pass description, remove apparent
3681 accidental duplication.
3683 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
3686 * ipa-utils.h (memory_identifier_string): Moved to ...
3687 * tree.h (memory_identifier_string): Here. Add GTY(()).
3689 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
3691 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
3692 in the former documentation of...
3693 (GO_IF_LEGITIMATE_ADDRESS): ... this.
3694 * ira-conflicts.c (get_dup_num): Use address_operand.
3695 * targhooks.c (default_legitimate_address_p): New.
3696 * targhooks.h (default_legitimate_address_p): New.
3697 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
3699 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
3700 * target.h (struct target): Add legitimate_address_p.
3701 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
3702 (TARGET_INITIALIZER): Include it.
3704 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
3705 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
3706 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
3707 (TARGET_LEGITIMATE_ADDRESS_P): New.
3709 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
3710 (REG_OK_STRICT_P): Delete.
3711 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
3712 (frv_legitimate_address_p_1): ... this.
3713 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
3714 (frv_legitimate_address_p_1): ... the renamed old
3715 frv_legitimate_address_p.
3716 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
3717 (TARGET_LEGITIMATE_ADDRESS_P): New.
3719 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
3720 * config/s390/s390-protos.h (legitimate_address_p): Remove.
3721 * config/s390/s390.c (legitimate_address_p): Rename to...
3722 (s390_legitimate_address_p): ... this, make static.
3723 (legitimize_address): Adjust call.
3724 (TARGET_LEGITIMATE_ADDRESS_P): New.
3725 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
3727 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
3728 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
3729 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
3730 (TARGET_LEGITIMATE_ADDRESS_P): New.
3732 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
3733 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
3734 * config/spu/spu.c (spu_legitimate_address): Rename to...
3735 (spu_legitimate_address_p): ... this, make static.
3736 (TARGET_LEGITIMATE_ADDRESS_P): New.
3738 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
3739 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
3740 * config/sparc/sparc.c (legitimate_address_p): Rename to...
3741 (sparc_legitimate_address_p): ... this, make static and return bool.
3742 (legitimize_address): Adjust call.
3743 (TARGET_LEGITIMATE_ADDRESS_P): New.
3745 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
3746 * config/i386/i386-protos.h (legitimate_address_p): Remove.
3747 * config/i386/i386.c (legitimate_address_p): Rename to...
3748 (ix86_legitimate_address_p): ... this, make static.
3749 (constant_address_p): Move after it, adjust call.
3750 (TARGET_LEGITIMATE_ADDRESS_P): New.
3752 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
3753 * config/avr/avr-protos.h (legitimate_address_p): Remove.
3754 * config/avr/avr.c (legitimate_address_p): Rename to...
3755 (avr_legitimate_address_p): ... this, make static.
3756 (legitimize_address): Adjust call.
3757 (TARGET_LEGITIMATE_ADDRESS_P): New.
3759 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
3760 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
3761 * config/crx/crx.c (crx_legitimate_address_p): Make static.
3762 (TARGET_LEGITIMATE_ADDRESS_P): New.
3764 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
3765 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
3766 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
3767 (TARGET_LEGITIMATE_ADDRESS_P): New.
3769 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
3770 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
3772 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
3774 (TARGET_LEGITIMATE_ADDRESS_P): New.
3776 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
3777 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
3779 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
3781 (m68hc11_legitimate_address_p): ... this, make static.
3782 (go_if_legitimate_address_internal): Rename to...
3783 (m68hc11_legitimate_address_p_1): ... this.
3784 (legitimize_address): Adjust call.
3785 (TARGET_LEGITIMATE_ADDRESS_P): New.
3787 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
3788 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
3789 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
3790 (TARGET_LEGITIMATE_ADDRESS_P): New.
3792 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
3793 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
3794 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
3795 (mn10300_legitimate_address_p): ... this, make static.
3796 (TARGET_LEGITIMATE_ADDRESS_P): New.
3798 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
3799 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
3800 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
3801 (TARGET_LEGITIMATE_ADDRESS_P): New.
3803 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
3804 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
3805 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
3806 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
3807 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
3808 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
3809 (rs6000_legitimate_address_p): ... this, make static.
3810 (TARGET_LEGITIMATE_ADDRESS_P): New.
3811 (REG_MODE_OK_FOR_BASE_P): Delete.
3812 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
3814 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
3815 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
3817 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
3818 static, adjust types.
3819 (TARGET_LEGITIMATE_ADDRESS_P): New.
3821 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
3822 * config/score/score.c (score_address_p): Rename to...
3823 (score_legitimate_address_p): ... this.
3824 (TARGET_LEGITIMATE_ADDRESS_P): New.
3825 * config/score/score3.c (score3_address_p): Rename to...
3826 (score3_legitimate_address_p): ... this.
3827 * config/score/score7.c (score7_address_p): Rename to...
3828 (score7_legitimate_address_p): ... this.
3830 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
3831 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
3832 GO_IF_LEGITIMATE_ADDRESS): Delete.
3833 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
3834 thumb2_legitimate_address_p): Delete.
3835 (arm_legitimate_address_p): Rename to...
3836 (arm_legitimate_address_outer_p): ... this.
3837 * config/arm/constraints.md ("Uq"): Adjust call.
3838 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
3839 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
3841 (arm_legitimate_address_outer_p): ... this.
3842 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
3844 (TARGET_LEGITIMATE_ADDRESS_P): New.
3846 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
3847 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
3848 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
3849 (TARGET_LEGITIMATE_ADDRESS_P): New.
3851 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
3852 * config/vax/vax-protos.h (legitimate_address_p): Remove.
3853 * config/vax/vax.c (legitimate_address_p): Rename to...
3854 (vax_legitimate_address_p): ... this, make static.
3855 (TARGET_LEGITIMATE_ADDRESS_P): New.
3857 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
3858 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
3859 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
3860 (TARGET_LEGITIMATE_ADDRESS_P): New.
3862 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
3863 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
3864 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
3865 (mmix_legitimate_address_p): ... this, make static.
3866 (TARGET_LEGITIMATE_ADDRESS_P): New.
3868 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
3869 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
3870 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
3871 (TARGET_LEGITIMATE_ADDRESS_P): New.
3873 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
3875 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
3876 of MODE_COMPLEX_INT.
3878 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3880 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
3881 LCT_NORMAL in function call.
3882 * mips-tdump.c (print_file_desc): Add cast to enum type.
3883 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
3884 (mark_stabs): Add casts to enum types.
3885 (parse_stabs_common): Add casts to enum types.
3887 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
3889 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
3890 Check for invalid values of LETTER.
3892 2009-05-13 Taras Glek <tglek@mozilla.com>
3894 * attribs.c (register_attribute): moved out attribute registration
3895 into register_attribute.
3896 * doc/plugins.texi: Documented register_attribute and
3898 * gcc-plugin.h: Added forward decl for register_attribute.
3899 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
3900 * plugin.c (register_callback, invoke_plugin_callbacks): Added
3901 PLUGIN_ATTRIBUTES boilerplate.
3903 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
3905 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
3906 values even in sentinel and empty entries.
3907 (ms_printf_flag_specs): Likewise.
3908 (ms_scanf_flag_specs): Likewise.
3909 (ms_strftime_flag_specs): Likewise.
3910 (ms_print_char_table): Likewise.
3911 (ms_scan_char_table): Likewise.
3912 (ms_time_char_table): Likewise.
3914 2009-05-13 Doug Kwan <dougkwan@google.com>
3916 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
3918 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
3920 * config/mips/mips.md (store): Add attributes for QI and HI.
3922 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
3923 (truncdi<mode>2): ... this new pattern.
3925 2009-05-13 Brad Hards <bradh@kde.org>
3927 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
3929 2009-05-14 Jakub Jelinek <jakub@redhat.com>
3930 Ben Elliston <bje@au.ibm.com>
3933 * dse.c (check_mem_read_rtx): Guard against width == -1.
3935 2009-05-13 Michael Matz <matz@suse.de>
3938 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
3939 (trivially_conflicts_p): New function.
3940 (insert_backedge_copies): Use it.
3942 2009-05-13 Janis Johnson <janis187@us.ibm.com>
3944 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
3945 (handle_stdc_pragma): Use new enum constant names.
3946 (handle_pragma_float_const_decimal64): Ditto.
3948 2009-05-13 Ian Lance Taylor <iant@google.com>
3950 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
3953 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
3955 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
3956 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
3958 * config/m68k/m68k.h (FL_UCLINUX): Define.
3960 2009-05-13 Jan Hubicka <jh@suse.cz>
3962 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
3964 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
3966 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
3967 unless -fschedule-insns is specified.
3969 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
3972 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
3973 TARGET_EXPAND_CBRANCHDI4.
3974 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
3975 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
3976 (cmpeqdi): Fix comment.
3978 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
3980 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
3981 (sh_legitimate_address_p): Likewise.
3982 * config/sh/sh.c (sh_legitimate_index_p): New.
3983 (sh_legitimate_address_p): Likewise.
3984 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
3985 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
3986 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
3987 (MAYBE_BASE_REGISTER_RTX_P): New macro.
3988 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
3989 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
3990 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
3991 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
3992 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
3994 2009-05-12 Jan Hubicka <jh@suse.cz>
3996 * tree-inline.c (estimate_operator_cost): Add operands;
3997 when division happens by constant, it is cheap.
3998 (estimate_num_insns): Loads and stores are not having cost of 0;
3999 EH magic stuff is cheap; when computing runtime cost of switch,
4000 use log2 base of amount of its cases; builtin_expect has cost of 0;
4001 compute cost for moving return value of call.
4002 (init_inline_once): Initialize time_based flags.
4003 * tree-inline.h (eni_weights_d): Add time_based flag.
4005 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
4007 * df-core.c: Update head documentation.
4009 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
4012 * rs6000.c (rs6000_generate_compare): Use op1b instead of
4013 shadowing exisiting variable op1.
4015 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
4018 * config/i386/driver-i386.c (processor_signatures): New enum.
4019 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
4020 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
4021 processor signature to detect geode processor.
4023 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
4027 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
4029 * optabs.c (prepare_cmp_insn): Temporarily disable test that
4030 causes spurious differences between trunk and cond-optab branch.
4032 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
4034 * dojump.c (compare_from_rtx): Delete.
4035 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
4036 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
4037 if the comparison does not satisfy the predicate; test predicates for
4038 operands 2 and 3 of a cstore pattern. Don't try cstore optab
4039 further if one existing pattern fails.
4040 * expr.h (compare_from_rtx): Delete.
4041 (prepare_operand): Declare it.
4042 * optabs.c: Change "lib call" to "libcall" throughout.
4043 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
4044 HAVE_conditional_trap, emit_cmp_insn): Delete.
4045 (can_compare_p): Delete cmp_optab case.
4046 (prepare_float_lib_cmp): Return an rtx and a machine mode.
4047 Accept other parameters by value.
4048 (prepare_operand): Make non-static.
4049 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
4050 other parameters by value. Try to widen operands here based on
4051 an optab_methods argument and looking at cbranch_optab.
4052 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
4053 loop. Use cbranch_optab directly.
4054 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
4055 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
4057 (emit_conditional_move, emit_conditional_add): Inline what's needed
4058 of compare_from_rtx, using new prepare_cmp_insn for the rest.
4059 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
4060 with COMPARE. Move cmov_optab and cstore_optab above
4061 with cbranch_optab, move cmp_optab down with ucmp_optab,
4062 remove tst_otpab. Do not initialize trap_rtx.
4063 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
4064 for trap code. Do not check HAVE_conditional_trap. Use
4065 prepare_cmp_insn. Accept no predicate for operand 3.
4066 * optabs.h (OTI_cmp): Mark as used only for libcalls.
4067 (OTI_ctrap, ctrap_optab): New.
4068 (tst_optab): Delete.
4069 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
4070 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
4071 with lookup of ctrap_optab.
4072 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
4076 * combine.c (combine_simplify_rtx, simplify_set): Do not
4077 special case comparing against zero for cc0 machines.
4078 * simplify-rtx.c (simplify_binary_operation_1): Never remove
4079 COMPARE on cc0 machines.
4080 (simplify_relational_operation): Return a new expression when
4081 a COMPARE could be removed.
4082 * final.c (final_scan_insn): Compare cc_status values
4083 against LHS of a (compare FOO (const_int 0)) cc0 source.
4084 Also check if cc_status.value is the full compare.
4086 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
4087 (cstoreMM4): Document.
4088 (conditional_trap): Document ctrapMM4 instead.
4089 (sync_compare_and_swapMM): Refer to cbranchcc4.
4090 (Dependent Patterns): Eliminate obsolete information referring to
4091 the old jump optimization phase.
4092 (Canonicalization): Include cbranchcc4 case, omit canonicalization
4093 of compares with 0 on cc0 machines.
4094 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
4095 avoiding references to cc0. Remove text about storing operands
4097 * doc/tm.texi (Condition Codes): Include blurb on different
4098 condition code representations, separate into subsections for
4099 CC0, MODE_CC and conditional execution.
4101 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
4102 alpha_emit_setcc): Accept operands and a machine mode.
4103 * config/alpha/alpha.c (alpha_emit_conditional_branch):
4104 Get code/op0/op1 from operands, use machine mode argument
4105 instead of alpha_compare.fp_p. Emit the branch here.
4106 (alpha_emit_setcc): Likewise, and return boolean.
4107 (alpha_emit_conditional_move): Likewise. Assert that
4108 cmp_op_mode == cmp_mode, and simplify accordingly.
4109 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
4110 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
4111 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
4113 (stack probe test): Use cbranchdi4.
4114 * config/alpha/predicates.md (alpha_cbranch_operator): New.
4116 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
4117 * config/arc/arc.h (movsicc, movsfcc): Use it.
4118 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
4119 (cbranchsi4, cstoresi4): New.
4120 (cmpsi, bCC and sCC expanders): Remove.
4122 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
4123 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
4124 * config/arm/predicates.md (arm_comparison_operator): Only include
4125 floating-point operators if there is a hardware floating-point unit.
4126 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
4127 deferring to cbranch_cc and cstore_cc respectively.
4128 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
4129 cbranch_cc, cstore_cc): New.
4130 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
4132 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
4134 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
4135 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
4137 (adjust_insn_length): Adjust calls.
4138 (avr_reorg): Handle (compare (foo) (const_int 0)).
4139 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
4140 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
4141 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
4142 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
4144 (cbranchqi4, cbranchhi4, cbranchsi4): New.
4145 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
4147 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
4148 (cbranchsi4, cstorebi4, cstoresi4): New.
4149 (movbisi): This insn is duplicate, split it to zero_extend.
4150 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
4151 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
4152 (bfin_optimize_loop): Use cbranch expander.
4153 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
4154 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
4155 (bfin_bimode_comparison_operator): ... this.
4156 (bfin_direct_comparison_operator): New.
4158 * config/cris/cris.c (cris_normal_notice_update_cc): Look
4159 inside (compare FOO (const_int 0)).
4160 (cris_rtx_costs): Handle ZERO_EXTRACT.
4161 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
4162 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
4163 (*tstdi_v32): Delete.
4164 (*cmpdi_non_v32): Add M alternative for operand 1.
4165 (cmpsi, cmp<mode>): Make private.
4166 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
4168 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
4170 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
4171 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
4172 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
4173 (cc_reg_operand): New.
4175 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
4176 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
4177 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
4178 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
4179 crx_expand_scond): Delete.
4181 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
4183 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
4184 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
4186 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
4187 cstoresi4, cstoresf4, cstoredf4): New.
4188 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
4189 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
4190 Receive the entire operands array.
4191 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
4192 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
4193 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
4194 Get test/op0/op1 from the operands array.
4195 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
4197 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
4198 (h8300_expand_store): New.
4199 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
4201 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
4202 (h8300_expand_store): New.
4203 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
4204 or do not try to produce (set (cc0) REG).
4205 (peepholes): Wrap arguments with COMPARE. Add a peephole to
4206 change a compare into a move to a scratch register. Disable some
4207 peepholes when comparing with zero.
4208 (tstsi, tsthi, tstsi, cmpqi): Make private.
4211 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
4214 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
4215 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
4216 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
4217 (ix86_emit_i387_log1p): Use cbranchxf2.
4218 (ix86_expand_setcc): Return void.
4219 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
4220 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
4221 cmp<MODEF>, cmpcc): Remove.
4222 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
4223 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
4224 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
4225 (sCC and bCC expanders): Remove.
4226 (stack_protect_test): Use cbranchcc4.
4228 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
4230 (ia64_expand_compare): Accept three rtx by reference and return void.
4231 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
4232 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
4233 from *expr. Update *expr with the BImode comparison to do.
4234 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
4235 cmptf, bCC, sCC, conditional_trap): Delete.
4236 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
4237 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
4238 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
4239 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
4240 * config/ia64/predicates.md (ia64_cbranch_operator): New.
4242 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
4243 type of last argument.
4244 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
4245 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
4246 use machine mode argument instead of branch_type. Remove dead
4247 code for floating-point comparisons.
4248 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
4249 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
4251 (cbranchsi4, cstoresi4): New.
4252 * config/iq2000/predicates.md (reg_or_const_operand): New.
4254 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
4255 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
4256 (b<code>_op): Rewrite to...
4257 (bcc_op): ... this, using match_operator.
4258 (s<code>_op): Rewrite to...
4259 (scc_op): ... this, using match_operator.
4260 (s<code>_24_op): Rewrite to...
4261 (scc_op_24): ... this, using match_operator.
4262 (s<code>_<mode>): Rewrite to...
4263 (cstore<mode>4): ... this, using match_operator.
4264 (s<code>_<mode>_24): Rewrite to...
4265 (cstore<mode>4_24): ... this, using match_operator.
4266 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
4267 m32c_unpend_compare, m32c_expand_scc): Delete.
4268 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
4269 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
4270 (m32c_expand_movcc): Change NE to EQ if necessary.
4271 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
4273 * config/m32r/m32r-protos.h (gen_cond_store): New.
4274 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
4275 (gen_cond_store): New, from sCC patterns.
4276 (m32r_expand_block_move): Use cbranchsi4.
4277 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
4278 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
4279 (cbranchsi4, cstoresi4): New.
4281 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
4283 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
4284 (m68hc11_notice_update_cc): Look into a compare with 0.
4285 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
4287 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
4288 cmphi, cmpqi, bCC): Delete.
4289 (cbranchsi4, cbranchhi4, cbranchqi4): New.
4290 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
4291 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
4294 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
4295 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
4296 * config/m68k/constraints.md (H): New.
4297 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
4298 the define_insn below.
4299 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
4300 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
4301 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
4302 patterns): Wrap RHS with COMPARE.
4303 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
4304 (*cmpdi_internal): Name this pattern.
4305 (cmpdi): Change to define_insn.
4306 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
4307 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
4308 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
4310 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
4311 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
4312 (conditional_trap): Change to...
4313 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
4314 (*conditional_trap): Use the ordered_comparison_operator and
4315 const1_operand predicates.
4316 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
4317 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
4318 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
4319 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
4321 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
4322 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
4323 (mcore_gen_compare): New.
4324 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
4325 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
4326 (mcore_gen_compare): ... this.
4327 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
4328 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
4329 (stack probe pattern): Use cbranchsi4.
4331 * config/mips/predicates.md (mips_cstore_operator): New.
4332 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
4333 * config/mips/mips.md (any_cond): Delete.
4334 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
4336 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
4337 fixuns_truncsfdi2): Use cbranch patterns.
4338 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
4339 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
4340 Adjust call to mips_expand_conditional_branch.
4341 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
4343 * config/mips/mips-protos.h (mips_expand_conditional_branch,
4344 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
4345 * config/mips/mips.c (cmp_operands): Delete.
4346 (mips_emit_compare): Get comparison operands from *op0/*op1.
4347 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
4348 that it succeeds. Use op0/op1 instead of cmp_operands.
4349 (mips_expand_conditional_branch, mips_expand_conditional_move,
4350 mips_expand_conditional_trap): Likewise.
4351 (mips_block_move_loop): Use cbranch patterns.
4352 * config/mips/mips.h (cmp_operands): Delete.
4354 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
4355 (mmix_gen_compare_reg): Just return a register in the right CC mode.
4356 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
4357 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
4358 (*cmpcc_folded): Rename to...
4359 (*cmpdi_folded): this.
4360 (*cmpcc): Rename to...
4362 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
4365 (cbranchdf4): New. Handle invalid comparisons here.
4366 * config/mmix/predicates.md (float_comparison_operator): New.
4368 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
4369 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
4370 * config/mn10300/mn10300.md (tst): Delete.
4371 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
4372 Name these patterns and wrap RHS in a compare.
4373 (*cmpsi): Make this pattern private. Include tst.
4374 (*cmpsf): Make this pattern private.
4375 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
4376 (compare with zero peepholes): Likewise.
4378 (cbranchsi4, cbranchsf4): New.
4379 (casesi): Use cbranchsi4.
4381 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
4382 hppa_branch_type): Delete.
4383 (return_addr_rtx): Use cbranchsi4.
4384 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
4385 Emit CCFPmode comparison here.
4386 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
4387 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
4388 hppa_branch_type): Delete.
4389 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
4390 (movsicc, movdicc): Remove references to hppa_compare_op0,
4391 hppa_compare_op1 and compare_from_rtx.
4392 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
4393 (casesi): Use cbranchsi4.
4395 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
4396 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
4397 * config/pdp11/pdp11.md (register_or_const0_operand): New.
4398 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
4399 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
4401 (cbranchdf4, cbranchhi4, cbranchqi4): New.
4402 (*branch, *branch_inverted): New.
4404 * config/picochip/picochip.md (cbranchhi4): Use
4405 ordered_comparison_operator.
4406 (cmphi, bCC): Remove.
4408 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
4409 (trap_comparison_operator): Delete.
4410 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
4411 rs6000_emit_cbranch): Accept mode and operands.
4412 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
4413 rs6000_compare_fp_p): Delete.
4414 (rs6000_generate_compare): Accept mode and comparison. Extract code
4415 and op0/op1 from there. Replace references to rs6000_compare_op0
4416 and rs6000_compare_op1.
4417 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
4418 extract result from passed operands.
4419 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
4420 extract loc from passed operands.
4421 (rs6000_emit_cmove): Likewise.
4422 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
4423 rs6000_compare_fp_p): Delete.
4424 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
4425 (cbranch<GPR>4, cbranch<FP>4): New.
4426 (cstore<mode>4): New. Consolidate here all choices about when to use
4427 portable or specialized sCC sequences.
4428 (stack_protect_test): Use cbranchsi4.
4429 (conditional_trap): Replace with ctrap<GPR>4.
4430 (conditional trap insn): Replace trap_comparison_operator with
4431 ordered_comparison_operator.
4433 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
4434 (s390_emit_prologue): Use ctrap.
4435 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
4436 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
4437 New predicates replacing...
4438 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
4439 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
4440 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
4441 (add<mode>cc): Do not use s390_compare_op0/op1.
4442 (s<code>): Change to...
4443 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
4445 (cstorecc4): ... this. Handle EQ or NE equally.
4446 (*sne): Un-privatize for use in cstorecc4.
4447 (b<code>): Change to...
4448 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
4449 (conditional_trap): Replace with...
4450 (ctrap<GPR>4, ctrap<FP>4): ... these.
4451 (stack_protect): Use cbranchcc4.
4453 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
4454 * config/score/score-protos.h (score_gen_cmp): Delete.
4455 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
4456 (score_block_move-loop): Use cbranchsi4.
4457 * config/score/score.md (cbranchsi4): New.
4458 (cmpsi, bCC): Delete.
4459 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
4460 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
4461 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
4462 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
4463 * config/score/score3.h (score3_gen_cmp): Delete.
4464 * config/score/score7.h (score7_gen_cmp): Delete.
4466 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
4467 (sh_emit_scc_to_t): ... this. Return void.
4468 (from_compare): Rename to...
4469 (sh_emit_compare_and_branch): ... this.
4470 (sh_emit_compare_and_set): New.
4471 (sh_expand_t_scc): Accept operands.
4472 * config/sh/predicates.md (sh_float_comparison_operator): New.
4473 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
4474 (prepare_scc_operands): Rename to...
4475 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
4477 (sh_emit_cheap_store_flag): New.
4478 (sh_emit_set_t_insn): New.
4479 (from_compare): Rename to...
4480 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
4481 handling of TARGET_SH2E floating point to avoid recursive call.
4482 Generate branch here.
4483 (sh_emit_compare_and_set): New.
4484 (sh_expand_t_scc): Get op0/op1 from arguments.
4485 (sh_emit_cheap_store_flag): New.
4486 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
4488 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
4489 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
4490 (movsicc, movdicc): Do nothing when it recreated operands from
4491 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
4492 prepare_scc_operands (now sh_emit_scc_to_t).
4493 (udivdi3): Use cstoresi4.
4494 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
4495 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
4496 (cbranchint4_media, cbranchfp4_media): New.
4497 (casesi): Use cbranchdi4.
4498 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
4500 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
4501 (movnegt): Remove second operand.
4502 (cbranchsf4, cbranchdf4): New.
4503 (stack_protect): Use cbranchdi4/cbranchsi4.
4505 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
4506 (gen_compare_reg): Accept comparison, extract part of it to...
4507 (gen_compare_reg_1): ... this.
4508 (gen_compare_operator): Delete.
4509 (gen_v9_scc): Accept separate destination, comparison code and arms.
4510 Do not use sparc_compare_op0/sparc_compare_op1.
4511 (emit_scc_insn, emit_conditional_branch_insn): New.
4512 (emit_v9_brxx): Make static. Remove useless assertion.
4513 (sparc_emit_float_lib_cmp): Return RTL instead of calling
4515 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
4516 * config/sparc/sparc-protos.h (gen_compare_reg,
4517 sparc_emit_float_lib_cmp): Adjust prototype.
4518 (emit_scc_insn, emit_conditional_branch_insn): New.
4519 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
4520 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
4521 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
4522 iterators to the top.
4523 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
4524 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
4525 snedi_special_trunc): Delete.
4526 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
4527 and snedi_special_trunc.
4528 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
4529 cbranchdi4, cbranch<F:mode>4): New.
4530 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
4531 here. Use gen_compare_reg instead of gen_compare_operator.
4532 (conditional_trap): Replace with...
4533 (ctrapsi4, ctrapdi4): ... this.
4534 (stack_protect_test): Use cbranchcc4.
4536 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
4538 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
4539 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
4540 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
4541 from operands[0] or operands[3] depending on is_set.
4542 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
4543 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
4544 cmpdf, bCC), sCC: Remove.
4545 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
4546 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
4548 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
4549 spu_emit_branch_or_set.
4551 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
4553 * config/stormy16/stormy16.h (xstormy16_compare_op0,
4554 xstormy16_compare_op1): Delete.
4555 * config/stormy16/stormy16.c (xstormy16_compare_op0,
4556 xstormy16_compare_op1): Delete.
4557 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
4559 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
4560 (cmphi, cmpsi, bCC): Remove.
4562 * config/v850/v850.md (tstsi, cmpsi): Fold into...
4563 (*cmpsi): ... this one.
4564 (cbranchsi4, cstoresi4): New.
4565 (bCC expanders): Delete.
4566 (sCC insns): Fold into...
4567 (*setcc): ... this one.
4568 (casesi): Do not use gen_cmpsi and gen_bgtu.
4569 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
4570 (movsicc): Simplify.
4571 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
4573 * config/vax/vax-protos.h (cond_name): New.
4574 (vax_output_conditional_branch): Remove.
4575 * config/vax/vax.c (cond_name): New.
4576 (vax_output_conditional_branch): Remove.
4577 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
4578 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
4579 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
4580 (bit<VAXint>): Wrap source with (compare).
4581 (b<code> and following unnamed pattern): Rename to *branch and
4582 *branch_reversed. Change macroization to match_operator.
4583 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
4585 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
4586 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
4587 Change last argument to machine_mode.
4588 (xtensa_expand_scc): Add machine_mode argument.
4589 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
4590 (gen_conditional_move, xtensa_expand_conditional_branch,
4591 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
4592 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
4593 Adjust operand numbers.
4594 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
4596 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
4597 (cmpsi, cmpsf, b<code>, s<code>): Delete.
4598 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
4600 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
4602 * optabs.c (prepare_cmp_insn): Temporarily disable test that
4603 causes spurious differences between trunk and cond-optab branch.
4605 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
4608 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
4610 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
4612 * tree.c (iterative_hash_pointer): Delete.
4613 (iterative_hash_expr): Short-circuit handling of NULL pointer.
4614 Hash UIDs and versions of SSA names. Don't special-case built-in
4615 function declarations.
4617 2009-05-11 Ian Lance Taylor <iant@google.com>
4620 * graphite.c: Force -Wc++-compat to only be a warning before
4621 #including "cloog/cloog.h".
4623 2009-05-11 Martin Jambor <mjambor@suse.cz>
4625 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
4627 2009-05-11 Jan Hubicka <jh@suse.cz>
4629 * tree-ssa-loop-ivcanon.c: Include target.h
4630 (struct loop_size): new structure.
4631 (constant_after_peeling): New predicate.
4632 (tree_estimate_loop_size): New function.
4633 (estimated_unrolled_size): Rewrite for new estimates.
4634 (try_unroll_loop_completely): Use new estimates.
4635 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
4637 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
4639 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
4640 libcpp interface change.
4641 (spu_macro_to_expand): Likewise.
4643 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
4645 PR tree-optimization/40026
4646 * gimplify.c (gimplify_init_constructor): Change initial conditional
4647 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
4648 optimize_compound_literals_in_ctor.
4650 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
4652 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
4654 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
4656 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
4658 * tree-vect-data-refs.c (vect_analyze_group_access): Use
4659 HOST_WIDE_INT for gap.
4661 2009-05-11 Ira Rosen <irar@il.ibm.com>
4663 PR tree-optimization/40074
4664 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
4665 account in group size and step comparison.
4667 2009-05-11 Richard Guenther <rguenther@suse.de>
4669 * passes.c (init_optimization_passes): Strip now incorrect comment.
4670 (execute_function_todo): Do not set PROP_alias.
4671 * tree-pass.h (PROP_alias): Remove.
4672 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
4673 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
4674 * tree-nrv.c (pass_return_slot): Likewise.
4675 * tree-object-size.c (pass_object_sizes): Likewise.
4676 * tree-ssa-dom.c (pass_dominator): Likewise.
4677 (pass_phi_only_cprop): Likewise.
4678 * tree-ssa-dse.c (pass_dse): Likewise.
4679 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
4680 (pass_cselim): Likewise.
4681 * tree-ssa-pre.c (pass_pre): Likewise.
4682 (pass_fre): Likewise.
4683 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
4684 * tree-ssa-sink.c (pass_sink_code): Likewise.
4685 * tree-stdarg.c (pass_stdarg): Likewise.
4686 * tree-tailcall.c (pass_tail_calls): Likewise.
4687 * tree-vrp.c (pass_vrp): Likewise.
4689 2009-05-10 Ian Lance Taylor <iant@google.com>
4691 * basic-block.h (enum profile_status): Break out of struct
4693 * cgraph.h (struct inline_summary): Break out of struct
4695 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
4696 of struct cgraph_order_sort.
4697 * combine.c (enum undo_kind): New enum, broken out of struct undo.
4698 * cse.c (struct branch_path): Break out of struct
4699 cse_basic_block_data.
4700 * except.h (enum eh_region_type): Break out of struct eh_region.
4701 * gcc.c (enum add_del): Break out of struct modify_target.
4702 * genrecog.c (enum decision_type): Break out of struct decision_test.
4703 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
4705 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
4706 * regmove.c (enum match_use): New enum, broken out of struct match.
4707 * sched-int.h (enum post_call_group): New enum, broken out of
4709 (struct deps_reg): Break out of struct deps.
4710 * target.h (struct asm_int_op): Break out of struct gcc_target.
4711 * tree-eh.c (struct goto_queue_node): Break out of struct
4713 * tree-inline.h (enum copy_body_cge_which): Break out of
4715 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
4717 * c-decl.c (in_struct, struct_types): New static variables.
4718 (pushtag): Add loc parameter. Change all callers.
4719 (lookup_tag): Add ploc parameter. Change all callers.
4720 (check_compound_literal_type): New function.
4721 (parser_xref_tag): Add loc parameter. Change all callers. If
4722 -Wc++-compat, warn about struct/union/enum types defined within a
4724 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
4725 and loc parameters. Change all callers. Change error calls to
4726 error_at, using loc. For a redefinition, if the location of the
4727 original definition is known, report it. Set in_struct and
4728 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
4729 (finish_struct): Add new parameters enclosing_in_struct and
4730 enclosing_struct_types. Change all callers. Set
4731 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
4732 in the struct. If in a struct, add this struct to struct_types.
4733 (start_enum): Add loc parameter. Change all callers. Use
4734 error_at for errors, using loc. For a redefinition, if the
4735 location of the original definition is known, report it. If in a
4736 struct, add this enum type to struct_types. If -Wc++-compat warn
4737 if in sizeof, typeof, or alignof.
4738 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
4739 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
4740 (c_parser_enum_specifier): Get enum location for start_enum.
4741 (c_parser_struct_or_union_specifier): Get struct location for
4742 start_struct. Save in_struct and struct_types status between
4743 start_struct and finish_struct.
4744 (c_parser_cast_expression): Get location of cast.
4745 (c_parser_alignof_expression): Get location of type.
4746 (c_parser_postfix_expression): Likewise.
4747 (c_parser_postfix_expression_after_paren_type): Add type_loc
4748 parameter. Change all callers. Call check_compound_literal_type.
4749 Use type_loc for error about variable size type.
4750 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
4751 of an enum constant from an enum type defined in a struct or union.
4752 (c_cast_expr): Add loc parameter. Change all callers. If
4753 -Wc++-compat, warn about defining a type in a cast.
4754 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
4755 (start_enum, start_struct, finish_struct): Update declarations.
4756 (parser_xref_tag, c_cast_expr): Update declarations.
4757 (check_compound_literal_type): Declare.
4759 2009-05-11 Ben Elliston <bje@au.ibm.com>
4761 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
4762 for recent libcpp interface change.
4763 (rs6000_macro_to_expand): Likewise.
4765 2009-05-10 Michael Matz <matz@suse.de>
4768 * config/arm/arm.c (require_pic_register): Emit on entry edge,
4769 not at entry of function.
4771 2009-05-10 Richard Guenther <rguenther@suse.de>
4773 PR tree-optimization/40081
4775 * tree-sra.c (instantiate_element): Instantiate scalar replacements
4776 using the main variant of the element type. Do not fiddle with
4777 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
4779 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
4780 structs with volatile fields.
4782 2009-05-10 Jan Hubicka <jh@suse.cz>
4784 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
4785 (estimate_move_cost): Assert that it does not get called for
4787 (estimate_num_insns): Skip VOID types in argument handling.
4788 (optimize_inline_calls): Delete unreachable blocks and verify that
4791 2009-05-10 Jan Hubicka <jh@suse.cz>
4793 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
4794 * cgraph.c (cgraph_mark_address_taken_node): New function.
4795 (dump_cgraph_node): Dump new flag.
4796 * cgraph.h (struct cgraph_node): Add address_taken.
4797 (cgraph_mark_address_taken_node): New function.
4798 * ipa.c (cgraph_postorder): Prioritize functions with address taken
4799 since new direct calls can be born.
4801 2009-05-10 Joseph Myers <joseph@codesourcery.com>
4803 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
4806 2009-05-10 Jan Hubicka <jh@suse.cz>
4809 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
4811 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
4812 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
4813 * tree-inline.c (copy_bb): Set frequency correctly.
4814 (fold_marked_statements): Update call to
4815 cgraph_update_edges_for_call_stmt.
4817 2009-05-10 Joseph Myers <joseph@codesourcery.com>
4819 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
4820 identifiers in diagnostics.
4821 * config/arm/arm.c (arm_handle_fndecl_attribute,
4822 arm_handle_isr_attribute): Likewise.
4823 * config/avr/avr.c (avr_handle_progmem_attribute,
4824 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
4825 * config/bfin/bfin.c (handle_int_attribute,
4826 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
4827 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
4828 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
4830 * config/darwin.c (darwin_handle_kext_attribute,
4831 darwin_handle_weak_import_attribute): Likewise.
4832 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
4833 h8300_handle_eightbit_data_attribute,
4834 h8300_handle_tiny_data_attribute): Likewise.
4835 * config/i386/i386.c (ix86_handle_cconv_attribute,
4836 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
4837 * config/i386/winnt.c (ix86_handle_shared_attribute,
4838 ix86_handle_selectany_attribute): Likewise.
4839 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
4840 * config/m32c/m32c.c (function_vector_handler): Likewise.
4841 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
4842 m68hc11_handle_fntype_attribute): Likewise.
4843 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
4844 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
4845 * config/mips/mips.c (mips_insert_attributes,
4846 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
4847 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
4848 rs6000_handle_struct_attribute): Likewise.
4849 * config/sh/sh.c (sh_insert_attributes,
4850 sh_handle_resbank_handler_attribute,
4851 sh_handle_interrupt_handler_attribute,
4852 sh2a_handle_function_vector_handler_attribute,
4853 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
4855 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
4856 * config/spu/spu.c (spu_handle_fndecl_attribute,
4857 spu_handle_vector_attribute): Likewise.
4858 * config/stormy16/stormy16.c
4859 (xstormy16_handle_interrupt_attribute): Likewise.
4860 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
4861 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
4863 2009-05-10 Joseph Myers <joseph@codesourcery.com>
4865 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
4866 (pp_translate_identifiers): New.
4867 (pp_identifier): Only conditionally translate identifier to locale
4869 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
4870 (pp_base_tree_identifier): Only conditionally translate identifier
4871 to locale character set.
4872 * c-pretty-print.c (M_): Define.
4873 (pp_c_type_specifier, pp_c_primary_expression): Mark English
4874 fragments for conditional translation with M_.
4875 * tree-pretty-print.c (maybe_init_pretty_print): Disable
4876 identifier translation.
4878 2009-05-10 Richard Guenther <rguenther@suse.de>
4880 PR tree-optimization/40081
4881 * tree-sra.c (instantiate_element): Instantiate scalar replacements
4882 using the main variant of the element type. Do not fiddle with
4883 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
4885 2009-05-09 Jan Hubicka <jh@suse.cz>
4888 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
4889 indirect calls; verify cgraph afterwards.
4891 2009-05-09 Jan Hubicka <jh@suse.cz>
4894 * ipa.c (update_inlined_to_pointer): New function.
4895 (cgraph_remove_unreachable_nodes): Use it.
4897 2009-05-09 Jan Hubicka <jh@suse.cz>
4899 * tree-eh.c (struct leh_state): Remove prev_try.
4900 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
4902 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
4903 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
4904 remove_eh_handler_and_replace, foreach_reachable_handler,
4905 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
4906 * except.h (struct eh_region): Remove eh_region_u_cleanup.
4907 (gen_eh_region_cleanup): Update prototype.
4909 2009-05-09 Jan Hubicka <jh@suse.cz>
4912 * except.c (copy_eh_region): Always set prev_try.
4913 (redirect_eh_edge_to_label): Find outer try.
4914 (foreach_reachable_handler): When looking for prev try
4915 handle case where previous try is not going to be taken.
4917 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
4919 PR tree-optimization/40049
4920 * tree-vect-stmts.c (vectorizable_operation): If the machine has
4921 only vector/vector shifts, convert the type of the constant to the
4922 appropriate type to avoid building incorrect trees, which
4923 eventually have problems with garbage collection.
4925 2009-05-08 Joseph Myers <joseph@codesourcery.com>
4927 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
4928 -1 for complex floating-point types if honoring signed zeros.
4930 2009-05-08 Jan Hubicka <jh@suse.cz>
4932 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
4933 argument; handle correctly when profile is absent.
4934 (build_cgraph_edges): Update.
4935 (rebuild_cgraph_edges): Update.
4936 * cgraph.c: Do not include varray.h.
4937 (cgraph_set_call_stmt_including_clones): New function.
4938 (cgraph_create_edge_including_clones): Likewise
4939 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
4940 (cgraph_update_edges_for_call_stmt): Handle clones.
4941 (cgraph_remove_node): Handle clone tree.
4942 (cgraph_remove_node_and_inline_clones): New function.
4943 (dump_cgraph_node): Dump clone tree.
4944 (cgraph_clone_node): Handle clone tree.
4945 (clone_function_name): Bring here from tree-inline.c.
4946 (cgraph_create_virtual_clone): New function.
4947 * cgraph.h (ipa_replace_map): Move here from ipa.h.
4948 (cgraph_clone_info): New function.
4949 (strut cgraph_node): Add clone_info and new clone tree pointers.
4950 (cgraph_remove_node_and_inline_clones,
4951 cgraph_set_call_stmt_including_clones,
4952 cgraph_create_edge_including_clones,
4953 cgraph_create_virtual_clone): Declare.
4954 (cgraph_function_versioning): Use VEC argument.
4955 (compute_call_stmt_bb_frequency): Update prototype.
4956 (cgraph_materialize_all_clones): New function.
4957 * ipa-cp.c (ipcp_update_cloned_node): Remove.
4958 (ipcp_create_replace_map): Update to VECtors.
4959 (ipcp_update_callgraph): Use virtual clones.
4960 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
4961 (ipcp_update_profiling): Do not update local profiling.
4962 (ipcp_insert_stage): Use VECtors and virtual clones.
4963 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
4964 (clone_of_p): New function.
4965 (cgraph_preserve_function_body_p): Use clone tree.
4966 (cgraph_optimize): Materialize clones.
4967 (cgraph_function_versioning): Update for VECtors.
4968 (save_inline_function_body): Use clone tree.
4969 (cgraph_materialize_clone): New function.
4970 (cgraph_materialize_all_clones): Likewise.
4971 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
4972 * ipa.c: Include gimple.h.
4973 (cgraph_remove_unreachable_nodes): Use clone tree.
4974 * ipa-prop.c (ipa_note_param_call): Update call to
4975 compute_call_stmt_bb_frequencycall.
4976 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
4977 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
4978 (copy_bb): Handle updating of clone tree; add new edge when new call
4980 (expand_call_inline): Be strict about every call having edge.
4981 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
4982 (delete_unreachable_blocks_update_callgraph): New function.
4983 (tree_function_versioning): Use VECtors; always remove unreachable
4984 blocks and fold conditionals.
4985 * tree-inline.h: Do not include varray.h.
4986 (tree_function_versioning): Remove.
4987 * Makefile.in (GTFILES): Remove tree-inline.c
4988 * passes.c (do_per_function): Do only functions having body.
4989 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
4992 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
4993 Andrew Morrow <acm@google.com>
4996 * c-common.c (c_common_attribute_table): Permit deprecated
4997 attribute to take an optional argument.
4998 (handle_deprecated_attribute): If the optional argument to
4999 __attribute__((deprecated)) is not a string ignore the attribute
5002 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
5003 * c-typeck.c (build_component_ref): Likewise.
5004 (build_external_ref): Likewise.
5006 * toplev.c (warn_deprecated_use): Add an attribute argument.
5007 Emit the message associated with __attribute__((deprecated)).
5009 * toplev.h (warn_deprecated_use): Updated.
5011 * doc/extend.texi: Document new optional parameter to
5012 __attribute__((deprecated))
5014 2009-05-08 Michael Eager <eager@eagercon.com>
5016 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
5017 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
5019 2009-05-08 Richard Guenther <rguenther@suse.de>
5021 PR tree-optimization/40062
5022 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
5023 Avoid exponential behavior.
5025 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
5027 PR rtl-optimization/33928
5029 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
5030 process_uses, build_single_def_use_links): New.
5031 (update_df): Update use_def_ref.
5032 (forward_propagate_into): Use get_def_for_use instead of use-def
5034 (fwprop_init): Call build_single_def_use_links and let it initialize
5036 (fwprop_done): Free use_def_ref.
5037 (fwprop_addr): Eliminate duplicate call to df_set_flags.
5038 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
5039 df_rd_simulate_one_insn): New.
5040 (df_rd_bb_local_compute_process_def): Update head comment.
5041 (df_chain_create_bb): Use the new RD simulation functions.
5042 * df.h (df_rd_simulate_artificial_defs_at_top,
5043 df_rd_simulate_one_insn): New.
5044 * opts.c (decode_options): Enable fwprop at -O1.
5045 * doc/invoke.texi (-fforward-propagate): Document this.
5047 2009-05-08 Joseph Myers <joseph@codesourcery.com>
5050 * c-typeck.c (build_binary_op): Handle arithmetic between one real
5051 and one complex operand specially.
5052 * tree-complex.c (some_nonzerop): Do not identify a real value as
5053 zero if flag_signed_zeros.
5055 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
5057 PR rtl-optimization/33928
5058 * loop-invariant.c (record_use): Fix && vs. || mishap.
5060 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
5062 PR rtl-optimization/33928
5063 * loop-invariant.c (struct use): Add addr_use_p.
5064 (struct def): Add n_addr_uses.
5065 (struct invariant): Add cheap_address.
5066 (create_new_invariant): Set cheap_address.
5067 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
5068 (record_uses): Pass df_ref to record_use.
5069 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
5072 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
5074 * config/sh/sh.c: Do not include c-pragma.h.
5076 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
5078 * config/spu/spu.c: Remove include of c-common.h.
5080 2009-05-07 Janis Johnson <janis187@us.ibm.com>
5083 * c-common.h (mark_valid_location_for_stdc_pragma,
5084 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
5085 clear_float_const_decimal64, float_const_decimal64_p): New.
5086 * c.opt (Wunsuffixed-float-constants): New.
5087 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
5088 unsuffixed float constant, handle new warning.
5089 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
5090 * c-decl.c (c_scope): New flag float_const_decimal64.
5091 (set_float_const_decimal64, clear_float_const_decimal64,
5092 float_const_decimal64_p): New.
5093 (push_scope): Set new flag.
5094 * c-parser.c (c_parser_translation_unit): Mark when it's valid
5095 to use STDC pragmas.
5096 (c_parser_external_declaration): Ditto.
5097 (c_parser_compound_statement_nostart): Ditto.
5098 * c-pragma.c (valid_location_for_stdc_pragma,
5099 mark_valid_location_for_stdc_pragma,
5100 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
5101 handle_pragma_float_const_decimal64): New.
5102 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
5103 * cp/semantics.c (valid_location_for_stdc_pragma_p,
5104 set_float_const_decimal64, clear_float_const_decimal64,
5105 float_const_decimal64_p): New dummy functions.
5106 * doc/extend.texi (Decimal Float): Remove statement that the
5107 pragma, and suffix for double constants, are not supported.
5108 * doc/invoke.texi (Warning Options): List new option.
5109 (-Wunsuffixed-float-constants): New.
5111 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
5113 * config/i386/i386.c: Do not include c-common.h.
5115 2009-05-07 Mark Heffernan <meheff@google.com>
5117 * doc/invoke.texi (Debugging Options): Document change of debugging
5119 * opts.c (decode_options): Make dump_base_name relative to
5120 aux_base_name directory.
5122 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
5124 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
5125 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
5127 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
5129 * Makefile.in (install-plugin): Simplify a bit.
5131 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
5133 * Makefile.in (OBJS-common): Add regcprop.o.
5135 * timevar.def (TV_CPROP_REGISTERS): New.
5136 * regrename.c (regrename_optimize): Return 0.
5137 (rest_of_handle_regrename): Delete.
5138 (pass_rename_registers): Point to regrename_optimize.
5139 (struct value_data_entry, struct value_data,
5140 kill_value_one_regno, kill_value_regno, kill_value,
5141 set_value_regno, init_value_data, kill_clobbered_value,
5142 kill_set_value, kill_autoinc_value, copy_value,
5143 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
5144 replace_oldest_value_reg, replace_oldest_value_addr,
5145 replace_oldest_value_mem, copyprop_hardreg_forward_1,
5146 debug_value_data, validate_value_data): Move...
5147 * regcprop.c: ... here.
5148 (rest_of_handle_cprop): Delete.
5149 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
5151 2009-05-07 Jakub Jelinek <jakub@redhat.com>
5154 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
5155 GEN_INT for 1 << bitnum.
5156 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
5159 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
5161 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
5162 Remove wrong description of "nand" operation.
5164 2009-05-06 Richard Guenther <rguenther@suse.de>
5165 Adam Nemet <anemet@caviumnetworks.com>
5167 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
5168 comment. Add that if LHS is not a gimple register, then RHS1 has
5169 to be a single object (GIMPLE_SINGLE_RHS).
5171 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
5173 * expr.c (get_def_for_expr): Move it up in the file.
5174 (store_field): When expanding a bit-field store, look at the
5175 defining gimple stmt for the masking conversion.
5177 2009-05-06 Janis Johnson <janis187@us.ibm.com>
5180 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
5181 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
5182 32-bit memcpy into long.
5184 2009-05-06 Jakub Jelinek <jakub@redhat.com>
5186 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
5187 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
5189 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
5190 instead of appending DW_OP_deref*.
5192 2009-05-06 Michael Matz <matz@suse.de>
5195 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
5196 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
5198 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
5200 * Makefile.in (install-plugin): Fix srcdir handling.
5202 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
5204 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
5205 when processing for not_regs_needed bitmap.
5206 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
5207 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
5208 handling it for rhs.
5210 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
5212 * config/i386/i386.md (unnamed inc/dec peephole): Use
5213 optimize_insn_for_size_p instead of optimize_size.
5214 * config/i386/predicates.md (incdec_operand): Likewise.
5215 (aligned_operand): Likewise.
5216 * config/i386/sse.md (divv8sf3): Likewise.
5217 (sqrtv8sf2): Likewise.
5219 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
5221 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
5223 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
5225 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
5227 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
5228 ssemodesuffixf2c with avxmodesuffixf2c.
5230 2009-05-06 Joseph Myers <joseph@codesourcery.com>
5233 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
5235 2009-05-05 Jakub Jelinek <jakub@redhat.com>
5237 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
5238 (struct tree_base): Adjust spacing for 8 bit boundaries.
5239 (struct tree_decl_common): Add decl_by_reference_flag bit.
5240 (DECL_BY_REFERENCE): Adjust.
5241 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
5242 print DECL_BY_REFERENCE bit.
5243 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
5244 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
5245 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
5246 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
5250 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
5251 range of the type, but default label is missing, add it with one
5252 of the existing labels instead of adding a new label for it.
5254 2009-05-05 Joseph Myers <joseph@codesourcery.com>
5258 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
5260 * Makefile.in (enable_plugin, plugin_includedir): New.
5261 (install): Depend on install-plugin.
5262 (PLUGIN_HEADERS): New.
5263 (install-plugin): New.
5264 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
5266 2009-05-05 Richard Guenther <rguenther@suse.de>
5268 PR tree-optimization/40022
5269 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
5271 (phivn_valid_p): Fix tuplification error, simplify.
5272 (phiprop_insert_phi): Add dumps.
5273 (propagate_with_phi): Simplify.
5275 2009-05-05 Richard Guenther <rguenther@suse.de>
5278 * builtins.c (gimplify_va_arg_expr): Properly build the address.
5280 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
5282 * tree.h (strip_float_extensions): Remove duplicate declaration.
5283 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
5284 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
5285 block_ultimate_origin): Rearrange the declarations line to match the
5286 comment that indicates the .c file which the functions are defined.
5287 (dwarf2out_*, set_decl_rtl): Add comment.
5288 (get_base_address): Adjust comment.
5289 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
5290 declarations line and add comment.
5291 (is_builtin_name): Add blank after function name, for clarity.
5293 2009-05-04 Joseph Myers <joseph@codesourcery.com>
5295 * attribs.c (decl_attributes): Use %qE for identifiers in
5297 * cgraphunit.c (verify_cgraph_node): Translate function names to
5298 locale character set in diagnostics.
5299 * coverage.c (get_coverage_counts): Use %qE for identifiers in
5301 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
5302 Document that functions are named in UTF-8.
5303 * expr.c (expand_expr_real_1): Translate function names to locale
5304 character set in diagnostics.
5305 * gimplify.c (omp_notice_variable, omp_is_private,
5306 gimplify_scan_omp_clauses): Use %qE for identifiers in
5308 * langhooks.c (lhd_print_error_function): Translate function names
5309 to locale character set.
5310 * langhooks.h (decl_printable_name): Document that return value is
5311 in internal character set.
5312 * stmt.c: Include pretty-print.h
5313 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
5315 (resolve_operand_name_1): Translate named operand name to locale
5317 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
5319 * toplev.c (announce_function): Translate function names to locale
5321 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
5322 (default_tree_printer): Use pp_identifier or translate identifiers
5323 to locale character set. Mark "<anonymous>" for translation.
5324 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
5325 for identifiers in diagnostics.
5326 * tree.c (handle_dll_attribute): Use %qE for identifiers in
5328 * varasm.c (output_constructor): Use %qE for identifiers in
5331 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
5333 * configure.ac: use ` ` instead of $()
5334 * configure: Regenerate.
5336 2009-05-05 Ben Elliston <bje@au.ibm.com>
5338 * config/pa/linux-atomic.c: Eliminate conditional include of
5339 errno.h on non-LP64 systems to simplify build requirements.
5341 2009-05-04 Joseph Myers <joseph@codesourcery.com>
5343 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
5345 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
5346 and pass value to identifier_to_locale.
5347 (warn_variable_length_array): Make name a tree.
5348 (grokdeclarator): Separate diagnostic texts for named and unnamed
5349 declarators. Use %qE for named declarators.
5350 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
5352 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
5353 identifiers in diagnostics.
5354 * c-typeck.c (push_member_name, start_init): Pass identifiers to
5355 identifier_to_locale. Mark "anonymous" strings for translation.
5357 2009-05-04 Michael Eager <eager@eagercon.com>
5359 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
5360 address for DImode/DFmode only if double-precision FP regs.
5362 2009-05-04 Michael Eager <eager@eagercon.com>
5364 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
5365 TARGET_SINGLE_FLOAT check.
5367 2009-05-04 Michael Eager <eager@eagercon.com>
5369 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
5371 2009-05-04 Michael Eager <eager@eagercon.com>
5373 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
5374 * config/rs6000/t-xilinx: New
5376 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
5378 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
5379 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
5380 * gcc/explow.c (memory_address): Use target hook.
5381 * gcc/targhooks.c (default_legitimize_address): New.
5382 * gcc/targhooks.h (default_legitimize_address): New.
5383 * gcc/target.h (legitimize_address): New.
5384 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
5385 (TARGET_INITIALIZER): Include it.
5386 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
5388 * config/bfin/bfin-protos.h (legitimize_address): Remove.
5389 * config/bfin/bfin.c (legitimize_address): Remove.
5390 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
5391 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
5393 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
5394 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
5396 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
5397 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
5398 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
5399 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
5400 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
5401 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
5402 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
5403 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
5404 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
5405 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
5406 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
5407 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
5408 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
5409 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
5410 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
5411 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
5412 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
5413 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
5414 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
5415 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
5416 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
5417 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
5418 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
5420 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
5421 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
5422 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
5423 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
5424 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
5425 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
5426 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
5427 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
5428 (thumb_legitimize_address): Delete.
5429 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
5430 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
5431 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
5432 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
5433 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
5434 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
5436 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
5439 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
5440 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
5441 * config/m32r/m32r.c (m32r_legitimize_address): New.
5442 * config/m68k/m68k.c (m68k_legitimize_address): New.
5443 * config/score/score.c (score_legitimize_address): Standardize.
5444 * config/score/score3.c (score3_legitimize_address): Standardize.
5445 * config/score/score3.h (score3_legitimize_address): Adjust.
5446 * config/score/score7.c (score7_legitimize_address): Standardize.
5447 * config/score/score7.h (score7_legitimize_address): Adjust.
5448 * config/sh/sh.c (sh_legitimize_address): New.
5449 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
5451 * gcc/config/s390/s390.c (legitimize_address): Rename to...
5452 (s390_legitimize_address): ... this.
5453 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
5454 (sparc_legitimize_address): ... this.
5455 * gcc/config/i386/i386.c (legitimize_address): Rename to...
5456 (ix86_legitimize_address): ... this.
5457 * gcc/config/avr/avr.c (legitimize_address): Rename to...
5458 (avr_legitimize_address): ... this.
5459 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
5460 (mn10300_legitimize_address): ... this.
5461 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
5462 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
5463 (alpha_expand_mov): Adjust call.
5465 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
5466 * config/spu/spu.c (spu_legitimize_address): Likewise.
5467 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
5468 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
5470 2009-05-04 Joseph Myers <joseph@codesourcery.com>
5472 * intl.c (locale_encoding, locale_utf8): New.
5473 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
5474 * intl.h (locale_encoding, locale_utf8): Declare.
5475 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
5476 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
5478 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
5480 (pp_tree_identifier): Define to call pp_base_tree_identifier.
5481 (pp_base_tree_identifier): Declare as function.
5482 (identifier_to_locale): Declare.
5483 * Makefile.in (pretty-print.o): Update dependencies.
5484 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
5486 2009-05-04 Richard Guenther <rguenther@suse.de>
5489 * builtins.c (fold_builtin_memory_op): Do not decay to element
5490 type if the size matches the whole array.
5492 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
5494 * expmed.c (synth_mult): When trying out a shift, pass the result
5497 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
5499 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
5500 (shiftsub1_cost): New.
5501 (init_expmed): Compute shiftsub1_cost.
5502 (synth_mult): Optimize multiplications by constants of the form
5503 -(2^^m-1) for some constant positive integer m.
5505 2009-05-03 Richard Guenther <rguenther@suse.de>
5508 * c-typeck.c (array_to_pointer_conversion): Do not built
5509 ADDR_EXPRs of arrays of pointer-to-element type.
5510 * c-gimplify.c (c_gimplify_expr): Revert change fixing
5511 up wrong ADDR_EXPRs after-the-fact.
5512 * c-common.c (strict_aliasing_warning): Strip pointer
5513 conversions for obtaining the original type.
5514 * builtins.c (fold_builtin_memset): Handle array types.
5515 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
5518 2009-05-03 Richard Guenther <rguenther@suse.de>
5521 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
5522 Do not lose casts from array types with unknown extent to array
5523 types with known extent.
5524 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
5525 alias set compatibility.
5527 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
5529 * flags.h (extra_warnings): Delete.
5530 * toplev.c (process_options): Handle Wuninitialized here.
5531 * opts.c (extra_warnings): Delete.
5532 (set_Wextra): Delete.
5533 (common_handle_option): -Wextra can be handled automatically.
5534 * c-opts.c (c_common_handle_option): Delete obsolete code.
5535 (c_common_post_options): Simplify comment.
5536 * common.opt (W): Add Var.
5538 (Wuninitialized): Initialize to -1.
5540 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
5541 Richard Guenther <rguenther@suse.de>
5543 * expr.c (get_def_for_expr): New function.
5544 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
5545 SSA rather than trees.
5546 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
5547 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
5549 2009-05-03 Joseph Myers <joseph@codesourcery.com>
5551 * c-common.c (reswords): Add _Imaginary.
5552 * c-common.c (enum rid): Add RID_IMAGINARY.
5554 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
5556 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
5557 Patch by Richard Guenther.
5559 2009-05-03 Anatoly Sokolov <aesok@post.ru>
5561 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
5562 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
5563 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
5564 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
5565 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
5566 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
5567 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
5568 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
5569 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
5570 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
5571 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
5572 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
5573 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
5574 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
5575 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
5576 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
5577 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
5578 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
5580 2009-05-02 Richard Guenther <rguenther@suse.de>
5582 PR tree-optimization/39940
5583 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
5586 2009-05-02 Richard Guenther <rguenther@suse.de>
5589 * tree-ssa.c (execute_update_addresses_taken): Properly check
5590 if we can mark a variable DECL_GIMPLE_REG_P.
5591 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
5592 back to the end of the function.
5593 (is_gimple_reg_type): Remove complex type special casing.
5594 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
5597 2009-05-02 Ben Elliston <bje@au.ibm.com>
5599 * doc/collect2.texi (Collect2): Document search path behaviour
5600 when configured with --with-ld.
5602 2009-05-02 Jan Hubicka <jh@suse.cz>
5604 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
5605 parameter; update callers.
5606 (coalesce_cost_edge): EH edges are costier because they needs
5607 splitting even if not critical and even more costier when there are
5608 multiple EH predecestors.
5610 2009-05-02 Jan Hubicka <jh@suse.cz>
5612 * except.c (remove_eh_handler_and_replace): Handle updating after
5613 removing TRY blocks.
5615 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
5617 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
5619 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
5621 * varasm.c: Do not include c-pragma.h.
5622 * attribs.c: Do not incude c-common.h.
5624 2009-05-01 Michael Matz <matz@suse.de>
5626 * calls.c (initialize_argument_information): Handle SSA names like
5627 decls with a non MEM_P DECL_RTL.
5629 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
5631 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
5632 * ipa-utils.c: Likewise.
5633 * ipa-type-escape.c: Likewise.
5634 * cgraphunit.c Do not include c-common.h.
5635 * ipa-pure-const.c: Likewise.
5636 * tree-if-conv.c: Likewise.
5637 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
5638 * ipa-struct-reorg.c: Likewise.
5639 * tree-nomudflap.c: Likewise.
5640 * tree-ssa-structalias.c: Likewise.
5642 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
5644 * store-motion.c: Many cleanups to make this pass a first-class
5645 citizen instead of an appendix to gcse load motion. Add TODO list
5646 to make this pass faster/cleaner/better.
5648 (struct ls_expr): Post gcse.c-split cleanups.
5649 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
5650 "stores" field to "avail_stores".
5651 (pre_ldst_mems): Rename to store_motion_mems.
5652 (pre_ldst_table): Rename to store_motion_mems_table.
5653 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
5654 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
5655 (ldst_entry): Rename to st_expr_entry, update users.
5656 (free_ldst_entry): Rename to free_st_expr_entry, update users.
5657 (free_ldst_mems): Rename to free_store_motion_mems, update users.
5658 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
5660 (first_ls_expr): Rename to first_st_expr, update users.
5661 (next_ls_expr): Rename to next_st_expr, update users.
5662 (print_ldst_list): Rename to print_store_motion_mems. Print names of
5663 fields properly for store motion instead of names inherited from load
5665 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
5666 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
5669 (ae_kill): Rename to st_kill, update users.
5670 (ae_gen): Rename to st_avloc, update users.
5671 (transp): Rename to st_transp, update users.
5672 (pre_insert_map): Rename to st_insert_map, update users.
5673 (pre_delete_map): Rename to st_delete_map, update users.
5674 (insert_store, build_store_vectors, free_store_memory,
5675 one_store_motion_pass): Update for abovementioned changes.
5677 (gcse_subst_count, gcse_create_count): Remove.
5678 (one_store_motion_pass): New statistics counters "n_stores_deleted"
5679 and "n_stores_created", local variables.
5681 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
5684 (regvec, compute_store_table_current_insn): Remove.
5685 (reg_set_info, reg_clear_last_set): Remove.
5686 (compute_store_table): Use DF caches instead of local dataflow
5689 2009-05-01 Joseph Myers <joseph@codesourcery.com>
5691 * c-objc-common.c (c_tree_printer): Print identifiers with
5692 pp_identifier, not pp_string. Mark "({anonymous})" for
5694 * c-pretty-print.c (pp_c_ws_string): New.
5695 (pp_c_cv_qualifier, pp_c_type_specifier,
5696 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
5697 pp_c_storage_class_specifier, pp_c_function_specifier,
5698 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
5699 pp_c_primary_expression, pp_c_postfix_expression,
5700 pp_c_unary_expression, pp_c_shift_expression,
5701 pp_c_relational_expression, pp_c_equality_expression,
5702 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
5703 use pp_string and pp_c_ws_string in place of pp_identifier and
5704 pp_c_identifier for non-identifiers. Mark English strings for
5706 * c-pretty-print.h (pp_c_ws_string): Declare.
5708 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
5709 Roland McGrath <roland@redhat.com>
5711 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
5712 (ENABLE_LD_BUILDID): New configuration option.
5713 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
5714 (LINK_BUILDID_SPEC): New macro.
5715 (init_spec): If defined, prepend it between LINK_EH_SPEC and
5717 * doc/install.texi: Document --enable-linker-build-id option.
5718 * configure: Rebuild.
5719 * config.in: Rebuild.
5721 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
5723 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
5724 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
5725 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
5726 MIPS_GP_SAVE_AREA_SIZE.
5727 * config/mips/mips.c (struct mips_frame_info): Update comment
5728 before arg_pointer_offset and hard_frame_pointer_offset.
5729 (mips_compute_frame_info): Update diagram before function: to
5730 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
5731 indicate the position of frame_pointer_rtx with -fstack-protector and
5732 to show args_size. Don't allocate cprestore area for leaf functions
5733 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
5735 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
5737 2009-04-30 Michael Matz <matz@suse.de>
5739 PR tree-optimization/39955
5740 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
5742 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
5744 * ira.c (setup_cover_and_important_classes): Use safe macro
5745 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
5747 * genpreds.c (write_tm_preds_h): Output suitable definition of
5748 REG_CLASS_FOR_CONSTRAINT.
5750 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
5752 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
5754 * bitmap.c (bitmap_descriptor): Likewise.
5755 * ggc-common.c (loc_descriptor): Likewise.
5756 * varray.c (varray_descriptor): Likewise.
5757 * vec.c (vec_descriptor): Likewise.
5759 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
5761 * Makefile.in (dce.o): Add $(EXCEPT_H).
5762 * dce.c: Include except.h and delete redundant vector definitions.
5763 (deletable_insn_p): Return false for non-call insns that can throw
5766 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
5768 * gcse.c (ae_gen): Remove.
5769 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
5770 and make non-static function to make it available in store-motion.c.
5771 Update call sites with search-and-replace.
5772 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
5773 extract_mentioned_regs, extract_mentioned_regs_helper,
5774 find_moveable_store, compute_store_table, load_kills_store, find_loads,
5775 store_killed_in_insn, store_killed_after, store_killed_before,
5776 build_store_vectors, insert_insn_start_basic_block, insert-store,
5777 remove_reachable_equiv_notes, replace_store_insn, delete_store,
5778 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
5779 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
5780 * store-motion.c: ...new file. Also copy data structures from gcse.c
5781 and clean up to remove parts not used by store motion.
5782 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
5783 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
5785 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5788 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
5789 when optimizing for size.
5791 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
5793 * gcse.c (gcse_constant_p): Fix typo in last change.
5795 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
5797 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
5799 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
5801 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
5803 2009-04-29 James E. Wilson <wilson@codesourcery.com>
5805 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
5806 CONST_HIGH_PART result.
5808 2009-04-29 Anatoly Sokolov <aesok@post.ru>
5810 * config/avr/avr.c (initial_elimination_offset): Rename to
5811 avr_initial_elimination_offset.
5812 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
5813 change return type to bool.
5814 (avr_can_eliminate): New function.
5815 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
5816 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
5817 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
5818 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
5819 avr_initial_elimination_offset.
5820 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
5821 (avr_initial_elimination_offset): Define.
5823 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
5824 Steven Bosscher <steven@gcc.gnu.org>
5826 PR rtl-optimization/39938
5827 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
5828 * cfgrtl.c: Include insn-attr.h.
5829 (rest_of_pass_free_cfg): New function.
5830 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
5831 * resource.c (init_resource_info): Remove call to df_analyze.
5833 2009-04-29 Richard Guenther <rguenther@suse.de>
5836 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
5837 allow conversion to signed integers.
5839 2009-04-29 Richard Guenther <rguenther@suse.de>
5841 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
5842 shifts of floating point vectors if the shift amount is
5843 a constant multiple of the element size.
5845 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
5846 Michael Matz <matz@suse.de>
5850 * tree-outof-ssa.c (emit_partition_copy): New function.
5851 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
5852 insert_part_to_rtx_on_edge): Perform the partition base var
5853 copy using emit_partition_copy.
5854 (insert_value_copy_on_edge): Convert constants to the right mode.
5855 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
5856 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
5858 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
5860 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
5861 scan backwards to try to find a constant to initialize it.
5863 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
5864 insn before the loop_end instruction, don't look past labels.
5866 2009-04-29 Richard Guenther <rguenther@suse.de>
5869 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
5870 loose type conversions.
5871 (forward_propagate_addr_expr): Fix tuplification bug. Remove
5872 stmts only if there are no uses of its definition.
5874 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
5876 * config/bfin/bfin.h (splitting_loops): Declare.
5877 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
5878 Reorder bit definitions to be ascending.
5879 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
5880 * config/bfin/bfin.c (splitting_loops): New variable.
5881 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
5882 (struct loop_info): Remove members INIT and LOOP_INIT.
5883 (bfin_optimize_loop): Don't set them. Reorder the code that generates
5884 the LSETUP sequence. Allow LC to be loaded from any register, but
5885 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
5886 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
5888 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
5889 of reload_completed.
5892 * config/bfin/bfin.md (movsi_insn): Refine constraints.
5894 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
5896 * Makefile.in (PLUGIN_VERSION_H): New.
5897 (OBJS-common): Remove plugin-version.o.
5898 (plugin.o): Depend on (PLUGIN_VERSION_H).
5899 (plugin-version.o): Remove.
5900 * configure: Regenerate
5901 * configure.ac: Create plugin-version.h.
5902 * gcc-plugin.h (plugin_gcc_version): Remove.
5903 (plugin_default_version_check): Change signature.
5904 * plugin-version.c: Remove.
5905 * plugin.c: Include plugin-version.h.
5906 (str_plugin_gcc_version_name): Remove.
5907 (try_init_one_plugin): Pass gcc version to plugin_init.
5908 (plugin_default_version_check): Both gcc and plugin versions are now
5911 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
5913 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
5914 problematic last insns. Test for TYPE_CALL rather than CALL_P.
5915 Remove special case testing for last insn of inner loops. Don't fail
5916 if the loop ends with a jump, emit an extra nop instead.
5918 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
5919 DREGS rather than comparing directly. Remove code that tries to
5920 account for latencies.
5922 2009-04-29 Richard Guenther <rguenther@suse.de>
5924 PR tree-optimization/39941
5925 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
5926 eliminating an indirect call.
5928 2009-04-29 Richard Guenther <rguenther@suse.de>
5930 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
5931 parameter. Allow invariants as base if !require_lvalue.
5932 (verify_gimple_assign_single): Adjust.
5934 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
5936 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
5937 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
5938 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
5939 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
5940 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
5942 * config/bfin/bfin.c (bfin_expand_builtin,
5943 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
5945 2009-04-28 Richard Guenther <rguenther@suse.de>
5947 * tree-vect-loop.c (get_initial_def_for_induction): Use
5948 correct types for pointer increment.
5950 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5952 * toplev.c (print_version): Update GMP version string calculation.
5954 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
5956 PR rtl-optimization/39938
5957 * resource.c (init_resource_info): Add call to df_analyze.
5959 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
5961 * config/alpha/alpha.md (usegp): Cast the result of
5962 alpha_find_lo_sum_using_gp to enum attr_usegp.
5963 * config/alpha/alpha.c (override_options): Remove end-of-structure
5964 marker element from cpu_table. Use array size of cpu_table to handle
5965 -mcpu and -mtune options.
5966 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
5968 2009-04-28 Joseph Myers <joseph@codesourcery.com>
5970 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
5971 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
5972 tune_32 and tune_64.
5973 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
5975 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
5976 * config/rs6000/option-defaults.h: ... here. New file.
5977 (OPT_64, OPT_32): Define.
5978 (MASK_64BIT): Define to 0 if not already defined.
5979 (OPT_ARCH64, OPT_ARCH32): Define.
5980 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
5983 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5985 * config/arm/arm.c (arm_override_options): Emit error on using
5988 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
5990 PR rtl-optimization/39914
5991 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
5992 registers for allocnos created from user-defined variables only
5993 when not optimizing.
5995 2009-04-28 Richard Guenther <rguenther@suse.de>
5998 * fold-const.c (fold_binary): Use distribute_real_division only
6001 2009-04-28 Steve Ellcey <sje@cup.hp.com>
6003 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
6004 add hpux-stdint.h to tm_file.
6005 (hppa[12]*-*-hpux11*): Ditto.
6006 (ia64*-*-hpux*): Ditto.
6007 * config/hpux-stdint.h: New.
6008 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
6009 __STDC_EXT__ for all compiles.
6010 * config/pa/pa-hpux.h: Ditto.
6011 * config/pa/pa-hpux10.h: Ditto.
6012 * config/pa/pa-hpux11.h: Ditto.
6014 2009-04-28 Catherine Moore <clm@codesourcery.com>
6016 * debug.h (set_name): Add comment.
6018 2009-04-28 Andrew Pinski <pinskia@gmail.com>
6021 * config/darwin.c (machopic_gen_offset): Check
6022 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
6023 * config/arm/arm.c (require_pic_register): Likewise.
6025 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
6027 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
6028 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
6029 m32c_promote_prototypes): Delete.
6031 2009-04-28 Michael Matz <matz@suse.de>
6034 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
6037 2009-04-28 Richard Guenther <rguenther@suse.de>
6039 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
6041 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6043 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
6044 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
6045 * config/arm/arm-tune.md: Regenerate.
6047 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
6049 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
6050 block if there are complex incoming edges.
6051 (sel_merge_blocks): Remove useless assert.
6052 (sel_redirect_edge_and_branch): Check that edge was redirected.
6053 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
6054 (sel_find_rgns): Delete declaration.
6055 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
6056 the region when it is not a preheader.
6058 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
6061 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
6063 2009-04-28 Richard Guenther <rguenther@suse.de>
6065 * tree.h (SSA_NAME_VALUE): Remove.
6066 (struct tree_ssa_name): Remove value_handle member.
6067 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
6068 array for jump threading.
6069 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
6071 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
6072 * tree-flow.h (threadedge_initialize_values): Declare.
6073 (threadedge_finalize_values): Likewise.
6074 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
6075 (SSA_NAME_VALUE): Define.
6076 (threadedge_initialize_values): New function.
6077 (threadedge_finalize_values): Likewise.
6078 * tree-ssa-dom.c (ssa_name_values): New global variable.
6079 (SSA_NAME_VALUE): Define.
6080 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
6082 2009-04-28 Ira Rosen <irar@il.ibm.com>
6084 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
6085 Use REPORT_VECTORIZED_LOCATIONS instead
6086 REPORT_VECTORIZED_LOOPS.
6087 * tree-vectorizer.c (vect_verbosity_level): Make static.
6088 (vect_loop_location): Rename to vect_location.
6089 (vect_set_verbosity_level): Update comment.
6090 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
6092 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
6093 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
6094 instead REPORT_UNVECTORIZED_LOOPS.
6095 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
6096 and vect_loop_def to vect_external_def and vect_internal_def.
6097 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
6098 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
6099 REPORT_UNVECTORIZED_LOCATIONS.
6100 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
6101 and vect_used_in_loop and to vect_unused_in_scope and
6103 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
6104 (vect_verbosity_level): Remove declaration.
6105 (vect_analyze_operations): Likewise.
6106 (vect_analyze_stmt): Declare.
6107 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
6108 REPORT_UNVECTORIZED_LOCATIONS.
6109 (vect_get_loop_niters): Fix indentation.
6110 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
6111 (vect_analyze_loop_operations): New function.
6112 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
6113 vect_analyze_operations.
6114 (vect_is_simple_reduction): Use new names.
6115 (vectorizable_live_operation, vect_transform_loop): Likewise.
6116 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
6117 to specify whether the data references can be a part of interleaving
6119 (vect_analyze_data_ref_dependence): Use new names.
6120 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
6121 (vect_create_addr_base_for_vector_ref): Remove redundant code.
6122 * tree-vect-patterns.c (widened_name_p): Use new names.
6123 (vect_recog_dot_prod_pattern): Likewise.
6124 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
6125 (process_use, vect_mark_stmts_to_be_vectorized,
6126 vect_model_simple_cost, vect_model_store_cost,
6127 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
6128 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
6129 vectorizable_operation, vectorizable_type_demotion,
6130 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
6131 vectorizable_condition): Likewise.
6132 (vect_analyze_operations): Split into vect_analyze_loop_operations
6134 (vect_analyze_stmt): ... new function.
6135 (new_stmt_vec_info): Use new names.
6136 (vect_is_simple_use): Use new names and fix comment.
6137 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
6138 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
6140 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
6143 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
6144 and integer modes for x87 operands. Do not ICE for unsupported size,
6145 generate error instead. Generate error for unsupported operand types.
6146 ['z']: Do not handle HImode memory operands specially. Warning
6147 for floating-point operands. Fallthru to 'Z' for unsupported operand
6148 types. Do not ICE for unsupported size, generate error instead.
6149 (output_387_binary_op): Use %Z to output operands.
6150 (output_fp_compare): Ditto.
6151 (output_387_reg_move): Ditto.
6153 2009-04-28 Ben Elliston <bje@au.ibm.com>
6158 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6160 * builtins.c (c_strlen): Do not warn here.
6161 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
6162 * c-common.c (pointer_int_sum): Take an explicit location.
6163 Warn about offsets out of bounds.
6164 * c-common.h (pointer_int_sum): Adjust declaration.
6166 2009-04-27 Ian Lance Taylor <iant@google.com>
6168 * collect2.c (is_ctor_dtor): Change type of ret field in struct
6170 * dce.c (run_fast_df_dce): Change type of old_flags to int.
6171 * df-core.c (df_set_flags): Change return type to int. Change
6172 type of old_flags to int.
6173 (df_clear_flags): Likewise.
6174 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
6175 (df_get_conditional_uses): Likewise.
6176 * df.h (df_set_flags, df_clear_flags): Update declarations.
6177 * dwarf2out.c (struct indirect_string_node): Change type of form
6178 field to enum dwarf_form.
6179 (AT_string_form): Change return type to enum dwarf_form.
6180 * fixed-value.c (fixed_compare): Add cast to enum type.
6181 * fwprop.c (update_df): Change 0 to VOIDmode.
6182 * gensupport.c: Change 0 to UNKNOWN.
6183 * gimple.h (gimple_cond_code): Add cast to enum type.
6184 * haifa-sched.c (reemit_notes): Add cast to enum type.
6185 * hooks.c (hook_int_void_no_regs): Remove function.
6186 * hooks.h (hook_int_void_no_regs): Remove declaration.
6187 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
6188 * predict.c (combine_predictions_for_insn): Add casts to enum type.
6189 * real.c (real_arithmetic): Add cast to enum type.
6190 (real_compare): Likewise.
6191 * target.h (struct gcc_target): Change return type of
6192 branch_target_register_class to enum reg_class.
6193 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
6194 default_branch_target_register_class.
6195 * targhooks.c (default_branch_target_register_class): New function.
6196 * targhooks.h (default_branch_target_register_class): Declare.
6197 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
6198 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
6200 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
6202 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
6203 vect_uninitialized_def. Change 0 to ERROR_MARK.
6204 * tree-vect-stmts.c (supportable_widening_operation): Don't
6205 initialize icode1 and icode2.
6206 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
6207 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
6209 (cmn_err_flag_specs): Change 0 to STD_C89.
6210 (cmn_err_char_table): Likewise.
6211 * config/arm/arm.c (get_arm_condition_code): Change type of code
6212 to enum arm_cond_code.
6213 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
6214 (IWMMXT_BUILTIN2): Likewise.
6215 (neon_builtin_type_bits): Don't define typedef.
6216 (neon_builtin_datum): Change type of bits field to int.
6217 (arm_expand_neon_args): Add cast to enum type.
6218 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
6220 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
6222 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
6224 * config/mips/mips.md (jal_macro): Return enum constant.
6225 (single_insn): Likewise.
6226 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
6228 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6230 * config/s390/s390.c (s390_tune_flags): Change type to int.
6231 (s390_arch_flags): Likewise.
6232 (s390_handle_arch_option): Change flags field of struct pta to int.
6233 * config/s390/s390.h (s390_tune_flags): Update declaration.
6234 (s390_arch_flags): Likewise.
6235 * config/sh/sh.c (prepare_move_operands): Compare
6236 tls_symbolic_operand result with enum constant.
6237 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
6238 (sh_expand_prologue): Add cast to enum type.
6239 (sh_expand_epilogue): Likewise.
6240 (tls_symbolic_operand): Change return type to enum tls_model.
6241 (fpscr_set_from_mem): Add cast to enum type.
6242 (legitimize_pic_address): Compare tls_symbolic_operand result with
6244 (sh_target_reg_class): Change return type to enum reg_class.
6245 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
6247 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
6248 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
6249 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
6250 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
6251 (delayed_branch, tls_call_delay): Likewise.
6252 (eligible_for_sibcall_delay): Likewise.
6253 (eligible_for_return_delay): Likewise.
6254 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
6255 (spu_expand_builtin_1): Likewise.
6257 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
6258 for all types of conversions.
6259 (output_init_element): Issue -Wc++-compat warning if needed when
6260 initializing a bitfield with enum type.
6261 * c-parser.c (c_parser_expression): Set original_type to
6262 original_type of right hand operand of comman operator.
6264 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6266 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
6268 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
6269 * doc/cpp.texi (Standard Predefined Macros)
6270 (Implementation-defined behavior): Likewise.
6271 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
6272 * doc/gimple.texi (GIMPLE Exception Handling)
6273 (@code{GIMPLE_ASSIGN}): Likewise.
6274 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
6275 * doc/invoke.texi (Warning Options, Optimize Options)
6276 (AVR Options, Darwin Options): Likewise.
6277 (Optimize Options): Reformulate -fwhole-program description.
6278 * doc/loop.texi (Lambda): Likewise.
6279 * doc/md.texi (Output Template, Define Constraints)
6280 (Standard Names, Insn Splitting): Likewise.
6281 * doc/options.texi (Option properties): Likewise.
6282 * doc/passes.texi (Tree-SSA passes): Likewise.
6283 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
6284 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
6285 (File Names and DBX): Likewise.
6286 * doc/trouble.texi (Incompatibilities): Likewise.
6288 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6290 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
6291 instruction is correct.
6293 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6295 Allow non-constant arguments to conversion intrinsics.
6296 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
6297 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
6298 * spu.c (print_operand): Handle 'v' and 'w'.
6299 (exp2_immediate_p, spu_gen_exp2): Define.
6300 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
6301 spu_convtf_1): Update parameter descriptions.
6302 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
6303 * constraints.md ('v', 'w'): New.
6304 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
6306 (i2f, I2F): New define_mode_attr.
6307 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
6308 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
6309 fixuns_truncv4sfv4si2): Update to use mode attribute.
6310 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
6311 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
6312 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
6313 patterns for combine.
6315 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
6317 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
6318 (cprop, hoist, pre, store_motion): New debug counters.
6319 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
6320 is not an RTL pass anymore.
6321 (pass_profiling): Remove extern decl for pass removed in 2005.
6322 (pass_gcse, pass_jump_bypass): Remove.
6323 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
6324 to 0 for clean state.
6325 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
6326 * cse.c (gate_handle_cse_after_global_opts,
6327 rest_of_handle_cse_after_global_opts): New functions.
6328 (pass_cse_after_global_opts): New pass, does local CSE.
6329 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
6330 (TV_CPROP): New timevar.
6331 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
6332 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
6333 (gcse_main, recompute_all_luids): Remove.
6334 (compute_hash_table_work): Call max_reg_num instead of reading
6336 (cprop_jump): Don't set run_jump_opt_after_gcse.
6337 (constprop_register): Always allow to alter jumps.
6338 (cprop_insn): Likewise.
6339 (do_local_cprop): Likewise.
6340 (local_cprop_pass): Likewise. Return non-zero if something changed.
6341 (cprop): Remove function, fold interesting bits into one_cprop_pass.
6342 (find_implicit_sets): Add note about missed optimization opportunity.
6343 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
6344 pass_rtl_cprop execute function.
6345 Don't bother tracking the pass number, each pass gets its own dumpfile
6347 Always allow to alter jumpsand bypass jumps.
6348 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
6349 will just find no suitable set.
6350 (pre_edge_insert): Fix dumping, this function is for PRE only.
6351 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
6352 pass_rtl_pre execute function.
6353 (hoist_code): Return non-zero if something changed. Keep track of
6354 substitutions and insertions for statistics gathering similar to PRE.
6355 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
6356 called from the pass_rtl_hoist execute function. Show pass statistics.
6357 (compute_store_table): Use max_reg_num directly instead of using the
6358 formerly global max_gcse_regno.
6359 (build_store_vectors): Likewise.
6360 (replace_store_insn): Fix dumping.
6361 (store_motion): Rename to ...
6362 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
6363 pass, called from the pass_rtl_store_motion execute function. Keep
6364 track of substitutions and insertions for statistics gathering similar
6366 (bypass_jumps): Remove, fold interesting bits into ...
6367 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
6368 from the pass_rtl_cprop execute function.
6369 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
6370 pass_jump_bypass): Remove.
6371 (gate_handle_gcse, rest_of_handle_gcse): Remove.
6372 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
6373 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
6374 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
6375 (gate_rtl_store_motion, execute_rtl_store_motion,
6376 pass_rtl_store_motion): New.
6377 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
6378 make it clear that -fcse-skip-blocks is a no-op for backward compat.
6379 * passes.c (init_optimization_passes): Remove pass_gcse and
6380 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
6381 and cse_after_global_opts in place of pass_gcse. Schedule cprop
6382 instead of pass_jump_bypass.
6384 2009-04-27 Richard Guenther <rguenther@suse.de>
6387 * gimplify.c (gimplify_expr): If we are required to create
6388 a temporary make sure it ends up as register.
6390 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
6393 * config/i386/i386.c (construct_container): Don't call
6394 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
6395 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
6397 2009-04-27 Michael Matz <matz@suse.de>
6399 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
6400 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
6401 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
6402 (dump_replaceable_exprs): Take a bitmap.
6403 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
6405 (expand_gimple_basic_block): Likewise.
6406 * tree-ssa-ter.c (struct temp_expr_table_d): Make
6407 replaceable_expressions member a bitmap.
6408 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
6409 (mark_replaceable): Likewise.
6410 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
6411 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
6413 2009-04-27 Richard Guenther <rguenther@suse.de>
6415 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
6416 (verify_stmts): Dispatch to gimple/type verification code.
6417 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
6418 issue with call argument types.
6420 2009-04-27 Michael Matz <matz@suse.de>
6422 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
6423 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
6426 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
6427 Eric Botcazou <ebotcazou@adacore.com>
6429 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
6430 a label's basic block.
6431 (mark_target_live_regs): Tidy and rework obsolete comments.
6432 Change back DF problem to LIVE. If a label starts a basic block,
6433 assume that all registers that used to be live then still are.
6434 (init_resource_info): If a label starts a basic block, set its
6435 BLOCK_FOR_INSN accordingly.
6436 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
6438 2009-04-27 Richard Guenther <rguenther@suse.de>
6440 * tree-flow-inline.h (function_ann): Remove.
6441 (get_function_ann): Likewise.
6442 * tree-dfa.c (create_function_ann): Remove.
6443 * tree-flow.h (struct static_var_ann_d): Remove.
6444 (struct function_ann_d): Likewise.
6445 (union tree_ann_d): Remove fdecl member.
6446 (function_ann_t): Remove.
6447 (function_ann, get_function_ann, create_function_ann): Remove
6450 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
6452 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
6454 2009-04-27 Jan Hubicka <jh@suse.cz>
6456 * ipa-pure-const.c (struct funct_state_d): New fields
6457 state_previously_known, looping_previously_known; remove
6458 state_set_in_source.
6459 (analyze_function): Use new fields.
6460 (propagate): Avoid assumption that state_set_in_source imply
6463 * tree-ssa-loop-niter.c (finite_loop_p): New function.
6464 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
6465 * cfgloop.h (finite_loop_p): Declare.
6467 2009-04-26 Michael Matz <matz@suse.de>
6469 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
6471 2009-04-26 Michael Matz <matz@suse.de>
6473 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
6474 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
6475 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
6476 pass_mark_used_blocks): Remove.
6477 * tree-optimize.c (pass_free_datastructures,
6478 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
6479 * passes.c (init_optimization_passes): Don't call
6480 pass_mark_used_blocks, remove dead code.
6482 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
6484 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
6485 * tree-ssa-live.h (register_ssa_partition): Likewise.
6487 2009-04-26 Michael Matz <matz@suse.de>
6490 * builtins.c (fold_builtin_next_arg): Handle SSA names.
6491 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
6492 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
6494 (compare_pairs): Swap cost comparison.
6495 (coalesce_ssa_name): Don't use change_partition_var.
6496 * tree-nrv.c (struct nrv_data): Add modified member.
6497 (finalize_nrv_r): Set it.
6498 (tree_nrv): Use it to update statements.
6499 (pass_nrv): Require PROP_ssa.
6500 * tree-mudflap.c (mf_decl_cache_locals,
6501 mf_build_check_statement_for): Use make_rename_temp.
6502 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
6503 * alias.c (find_base_decl): Handle SSA names.
6504 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
6505 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
6506 * rtl.h (set_reg_attrs_for_parm): Declare.
6507 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
6508 to "optimized", remove unused locals at finish.
6509 (execute_free_datastructures): Make global, call
6510 delete_tree_cfg_annotations.
6511 (execute_free_cfg_annotations): Don't call
6512 delete_tree_cfg_annotations.
6514 * ssaexpand.h: New file.
6515 * expr.c (toplevel): Include ssaexpand.h.
6516 (expand_assignment): Handle SSA names the same as register variables.
6517 (expand_expr_real_1): Expand SSA names.
6518 * cfgexpand.c (toplevel): Include ssaexpand.h.
6519 (SA): New global variable.
6520 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
6521 (SSAVAR): New macro.
6522 (set_rtl): New helper function.
6523 (add_stack_var): Deal with SSA names, use set_rtl.
6524 (expand_one_stack_var_at): Likewise.
6525 (expand_one_stack_var): Deal with SSA names.
6526 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
6527 before unique numbers.
6528 (expand_stack_vars): Use set_rtl.
6529 (expand_one_var): Accept SSA names, add asserts for them, feed them
6530 to above subroutines.
6531 (expand_used_vars): Expand all partitions (without default defs),
6532 then only the local decls (ignoring those expanded already).
6533 (expand_gimple_cond): Remove edges when jumpif() expands an
6535 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
6536 or remove abnormal edges. Ignore insns setting the LHS of a TERed
6538 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
6539 members of SA; deal with PARM_DECL partitions here; expand
6540 all PHI nodes, free tree datastructures and SA. Commit instructions
6541 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
6542 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
6543 info and statements at start, collect garbage at finish.
6544 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
6545 (VAR_ANN_PARTITION) Remove.
6546 (change_partition_var): Don't declare.
6547 (partition_to_var): Always return SSA names.
6548 (var_to_partition): Only accept SSA names.
6549 (register_ssa_partition): Only check argument.
6550 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
6552 (delete_var_map): Don't free it.
6553 (var_union): Only accept SSA names, simplify.
6554 (partition_view_init): Mark only useful SSA names as used.
6555 (partition_view_fini): Only deal with SSA names.
6556 (change_partition_var): Remove.
6557 (dump_var_map): Use ssa_name instead of partition_to_var member.
6558 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
6560 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
6561 (struct _elim_graph): New member const_dests; nodes member vector of
6563 (set_location_for_edge): New static helper.
6564 (create_temp): Remove.
6565 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
6566 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
6567 (new_elim_graph): Allocate const_dests member.
6568 (clean_elim_graph): Truncate const_dests member.
6569 (delete_elim_graph): Free const_dests member.
6570 (elim_graph_size): Adapt to new type of nodes member.
6571 (elim_graph_add_node): Likewise.
6572 (eliminate_name): Likewise.
6573 (eliminate_build): Don't take basic block argument, deal only with
6574 partition numbers, not variables.
6575 (get_temp_reg): New static helper.
6576 (elim_create): Use it, deal with RTL temporaries instead of trees.
6577 (eliminate_phi): Adjust all calls to new signature.
6578 (assign_vars, replace_use_variable, replace_def_variable): Remove.
6579 (rewrite_trees): Only do checking.
6580 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
6581 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
6582 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
6583 contains_tree_r, MAX_STMTS_IN_LATCH,
6584 process_single_block_loop_latch, analyze_edges_for_bb,
6585 perform_edge_inserts): Remove.
6586 (expand_phi_nodes): New global function.
6587 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
6588 functions, initialize new parameter, remember partitions having a
6590 (finish_out_of_ssa): New global function.
6591 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
6592 don't reset in_ssa_p here, don't disable TER when mudflap.
6593 (pass_del_ssa): Remove.
6594 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
6596 (execute_free_datastructures): Declare.
6597 * Makefile.in (SSAEXPAND_H): New variable.
6598 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
6599 * basic-block.h (commit_one_edge_insertion): Declare.
6600 * passes.c (init_optimization_passes): Move pass_nrv and
6601 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
6602 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
6603 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
6604 (redirect_branch_edge): Deal with super block when expanding, split
6605 out jump patching itself into ...
6606 (patch_jump_insn): ... here, new static helper.
6608 2009-04-26 Michael Matz <matz@suse.de>
6610 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
6611 beyond num_ssa_names.
6612 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
6613 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
6615 2009-04-26 Jakub Jelinek <jakub@redhat.com>
6618 * fwprop.c (forward_propagate_asm): New function.
6619 (forward_propagate_and_simplify): Propagate also into __asm, if it
6620 doesn't increase the number of referenced registers.
6623 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
6625 2009-04-26 Jakub Jelinek <jakub@redhat.com>
6627 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
6628 note_nonlocal_vla_type for nonlocal VLAs.
6629 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
6630 contains_remapped_vars, remap_vla_decls): New functions.
6631 (convert_nonlocal_reference_stmt): If not optimizing, call
6632 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
6633 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
6634 if it wasn't found in var_map.
6635 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
6636 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
6637 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
6639 * gimplify.c (nonlocal_vlas): New variable.
6640 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
6642 (gimplify_body): Create and destroy nonlocal_vlas.
6644 * dwarf2out.c (loc_descr_plus_const): New function.
6645 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
6646 mem_loc_descriptor, loc_descriptor_from_tree_1,
6647 descr_info_loc, gen_variable_die): Use it.
6649 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
6650 !TREE_STATIC VAR_DECLs.
6651 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
6652 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
6653 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
6654 DECL_BY_REFERENCE is valid.
6655 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
6656 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
6657 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
6658 Copy DECL_BY_REFERENCE.
6659 (struct nesting_copy_body_data): New type.
6660 (nesting_copy_decl): New function.
6661 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
6662 if they have variable length.
6664 2009-04-26 Michael Matz <matz@suse.de>
6666 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
6667 mark new temporaries for renaming.
6669 2009-04-26 Joseph Myers <joseph@codesourcery.com>
6672 * c-decl.c (global_bindings_p): Return negative value.
6673 (c_variable_size): New. Based on variable_size from
6675 (grokdeclarator): Call c_variable_size not variable_size.
6677 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
6679 * config/i386/i386.c (print_operand) ['z']: Fix typo.
6681 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
6683 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
6684 Redefine it to just use mingw/include.
6685 (ASM_SPEC): Rules for -m32 and -m64.
6686 (LINK_SPEC): Use Likewise.
6687 (SPEC_32): New define.
6688 (SPEC_64): Likewise.
6689 (SUB_LINK_SPEC): Likewise.
6690 (MULTILIB_DEFAULTS): New define.
6691 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
6692 Add multilib options.
6693 (MULTILIB_DIRNAMES): Likewise.
6694 (MULTILIB_OSDIRNAMES): Likewise.
6696 (INSTALL_LIBGCC): Likewise.
6698 2009-04-26 Joseph Myers <joseph@codesourcery.com>
6701 * c-tree.h (enum c_inline_static_type): New.
6702 (record_inline_static): Declare.
6703 * c-decl.c (struct c_inline_static, c_inline_statics,
6704 record_inline_static, check_inline_statics): New.
6705 (pop_file_scope): Call check_inline_statics.
6706 (start_decl): Call record_inline_static instead of pedwarning
6707 directly for static in inline function.
6708 * c-typeck.c (build_external_ref): Call record_inline_static
6709 instead of pedwarning directly for static referenced in inline
6712 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
6714 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
6715 not new but only being rescanned.
6716 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
6717 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
6718 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
6719 record_set_info, compute_set, grealloc): Remove.
6720 (recompute_all_luids): New function.
6721 (gcse_main): Don't compute sets, and don't do related memory
6722 allocations/free-ing. If something changed before the end of the
6723 pass, update LUIDs using recompute_all_luids.
6724 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
6725 (free_gcse_mem): Don't free it either.
6726 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
6727 Use the df insn LUIDs.
6728 (load_killed_in_block): Likewise.
6729 (compute_hash_table_work): Don't compute reg_set_in_block.
6730 (compute_transp): Use DF_REG_DEF_CHAINs.
6731 (local_cprop_pass): Don't use compute_sets and related functions.
6732 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
6733 Use get_max_uid() instead of max_cuid.
6734 (insert_insn_end_basic_block, pre_insert_copy_insn,
6735 update_ld_motion_stores): Don't try to
6736 keep reg_set tables up to date.
6737 (pre_insert_copies): Use df insn LUIDs.
6738 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
6739 (reg_set_info): Don't use extra bitmap argument.
6740 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
6741 information to compute regs_set_in_block.
6742 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
6743 (bypass_jumps): Don't use compute_sets and friends.
6745 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6748 * opts.c (undocumented_msg): Do not leave blank even with
6751 2009-04-25 Joseph Myers <joseph@codesourcery.com>
6753 * c-decl.c (build_enumerator): Allow values folding to integer
6754 constants but not integer constant expressions with a pedwarn if
6757 2009-04-25 Joseph Myers <joseph@codesourcery.com>
6760 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
6761 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
6762 type is an integer constant.
6764 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
6767 * config/i386/i386.c (print_operand) ['z']: Revert handling of
6770 2009-04-25 Joseph Myers <joseph@codesourcery.com>
6773 * c-decl.c (grokdeclarator): Diagnose declarations of functions
6774 with variably modified return type and no storage class
6775 specifiers, except for the case of nested functions. Distinguish
6776 extern declarations of functions with variably modified return
6777 types from those of objects with variably modified types.
6779 2009-04-25 Jan Hubicka <jh@suse.cz>
6781 * tree.c (list_equal_p): New function.
6782 * tree.h (list_equal_p): Declare.
6783 * coretypes.h (edge_def, edge, const_edge, basic_block_def
6784 basic_block_def, basic_block, const_basic_block): New.
6785 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
6786 (redirect_eh_edge): New function.
6787 (make_eh_edge_update_phi): EH edges are not abnormal.
6788 * except.c: Include tree-flow.h.
6789 (list_match): New function.
6790 (eh_region_replaceable_by_p): New function.
6791 (replace_region): New function.
6792 (hash_type_list): New function.
6793 (hash_eh_region): New function.
6794 (eh_regions_equal_p): New function.
6795 (merge_peers): New function.
6796 (remove_unreachable_regions): Verify EH tree when checking;
6798 (copy_eh_region_1): New function.
6799 (copy_eh_region): New function.
6800 (push_reachable_handler): New function.
6801 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
6802 regions without label but with live RESX.
6803 * except.h (redirect_eh_edge_to_label): New.
6804 * tree-flow.h (redirect_eh_edge): New.
6805 * coretypes.h (edge_def, edge, const_edge, basic_block_def
6806 basic_block_def, basic_block, const_basic_block): Remove.
6807 * Makefile.in (except.o): Add dependency on tree-flow.h
6808 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
6809 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
6812 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
6815 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
6816 on the destination of memcpy.
6818 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
6820 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
6821 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
6822 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
6824 2009-04-25 Jan Hubicka <jh@suse.cz>
6826 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
6827 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
6828 to be reached by different label than left.
6829 (update_eh_edges): Update comment; remove edge_to_remove if possible
6830 and return true if suceeded.
6831 (cleanup_empty_eh): Accept sharing map; handle shared regions.
6832 (cleanup_eh): Compute sharing map.
6833 * except.c (remove_eh_handler_and_replace): Add argument if we should
6835 (remove_unreachable_regions): Update for label sharing.
6836 (label_to_region_map): Likewise.
6837 (get_next_region_sharing_label): New function.
6838 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
6840 (remove_eh_handler): Update.
6841 (remove_eh_region_and_replace_by_outer_of): New function.
6842 * except.h (struct eh_region): Add next_region_sharing_label.
6843 (remove_eh_region_and_replace_by_outer_of,
6844 get_next_region_sharing_label): Declare.
6845 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
6847 2009-04-25 Jan Hubicka <jh@suse.cz>
6849 * tree-cfg.c (split_critical_edges): Split also edges where we can't
6850 insert code even if they are not critical.
6852 2009-04-25 Jan Hubicka <jh@suse.cz>
6854 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
6855 (gimple_can_remove_branch_p): EH edges won't remove branch by
6857 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
6858 updating of non-abnormal EH edges.
6859 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
6860 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
6861 (split_critical_edges): Split also edges where emitting code on them
6862 will lead to splitting later.
6864 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
6865 H.J. Lu <hongjiu.lu@intel.com>
6868 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
6869 the configured assembler supports fildq and fistpq mnemonics.
6870 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
6871 * configure: Regenerated.
6874 * config/i386/i386.c (print_operand): Handle 'Z'.
6875 ['z']: Remove handling of special fild/fist suffixes.
6876 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
6877 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
6878 suffix of fild insn.
6879 (*floatsi<mode>2_vector_mixed): Ditto.
6880 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
6881 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
6882 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
6883 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
6884 * config/i386/gas.h (GAS_MNEMONICS): Remove.
6886 2009-04-25 Ben Elliston <bje@au.ibm.com>
6888 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
6889 the source of a set operation.
6891 2009-04-25 Anatoly Sokolov <aesok@post.ru>
6893 * target.h (struct gcc_target): Add case_values_threshold field.
6894 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
6895 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
6896 * targhooks.c (default_case_values_threshold): New function.
6897 * targhooks.h (default_case_values_threshold): Declare function.
6898 * stmt.c (expand_case): Use case_values_threshold target hook.
6899 * expr.h (case_values_threshold): Remove declartation.
6900 * expr.c (case_values_threshold): Remove function.
6901 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
6903 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
6904 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
6905 (avr_case_values_threshold): Declare as static.
6906 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
6908 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
6909 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
6910 (mn10300_case_values_threshold): New function.
6912 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
6914 * ira.c (setup_cover_and_important_classes): Add enum cast.
6916 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
6918 * genpreds.c (write_enum_constraint_num): Output definition of
6919 CONSTRAINT_NUM_DEFINED_P macro.
6920 * ira.c (setup_cover_and_important_classes): Use
6921 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
6923 2009-04-24 DJ Delorie <dj@redhat.com>
6925 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
6926 __SH2A_SINGLE_ONLY__ also.
6928 2009-04-24 Steve Ellcey <sje@cup.hp.com>
6930 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
6931 (movdf_internal): Ditto.
6932 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
6933 SFmode and DFmode constants.
6934 (ia64_print_operand): Add 'G' format for printing
6935 floating point constants.
6937 2009-04-24 Richard Guenther <rguenther@suse.de>
6939 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
6940 from unsigned additions.
6942 2009-04-24 Joseph Myers <joseph@codesourcery.com>
6944 * c-typeck.c (set_init_index): Allow array designators that are
6945 not integer constant expressions with a pedwarn if pedantic.
6947 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
6949 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
6950 zero if no overlap in nonzero bits between the operands.
6952 2009-04-24 Ian Lance Taylor <iant@google.com>
6954 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
6955 (record_dead_and_set_regs): Likewise.
6956 * df.h (struct df_mw_hardreg): Change flags field to int.
6957 (struct df_base_ref): Likewise.
6958 (struct df): Change changeable_flags field to int.
6959 * df-scan.c (df_defs_record): Change clobber_flags to int.
6960 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
6961 constants rather than #define macros.
6962 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
6963 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
6964 (enum dwarf_calling_convention): Likewise.
6965 (enum dwarf_line_number_x_ops): Likewise.
6966 (enum dwarf_call_frame_info): Likewise.
6967 (enum dwarf_source_language): Likewise.
6968 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
6969 (add_calling_convention_attribute): Likewise.
6970 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
6971 (combine_comparisons): Change compcode to int. Add cast to enum type.
6972 * genrecog.c (maybe_both_true_2): Change c to int.
6973 (write_switch): Likewise. Add cast to enum type.
6974 * gimplify.c (gimplify_omp_for): Handle return values from
6975 gimplify_expr using MIN rather than bitwise or.
6976 (gimplify_expr): Add cast to enum type.
6977 * ipa-prop.c (update_jump_functions_after_inlining): Change
6978 IPA_BOTTOM to IPA_JF_UNKNOWN.
6979 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
6980 Add casts to enum type.
6981 (setup_cover_and_important_classes): Change cl to int. Add casts
6983 (setup_class_translate): Change cl and mode to int.
6984 (ira_init_once): Change mode to int.
6985 (free_register_move_costs): Likewise.
6986 (setup_prohibited_mode_move_regs): Add casts to enum type.
6987 * langhooks.c (add_builtin_function_common): Rework assertion that
6988 value fits bitfield.
6989 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
6990 * omega.c (omega_do_elimination): Avoid math on enum types.
6991 * optabs.c (expand_vec_shift_expr): Remove casts to int.
6992 * opts.c (set_debug_level): Change 2 to enum constant. Use new
6993 int local to handle integral_argment value.
6994 * regmove.c (try_auto_increment): Change PUT_MODE to
6996 * reload.c (push_secondary_reload): Add casts to enum type.
6997 (secondary_reload_class, find_valid_class): Likewise.
6998 * reload1.c (emit_input_reload_insns): Likewise.
6999 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
7000 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
7001 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
7003 * tree.c (build_common_builtin_nodes): Add casts to enum type.
7004 * tree-complex.c (complex_lattice_t): Typedef to int rather than
7006 (expand_complex_libcall): Add casts to enum type.
7007 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
7008 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
7009 with ERROR_MARK, not NUM_TREE_CODES.
7010 (vect_create_epilog_for_reduction): Likewise.
7011 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
7012 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
7013 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
7015 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
7016 vect_unused_in_loop. Change 0 to loop_vect.
7017 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
7018 * var-tracking.c (get_init_value): Change return type to enum
7020 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
7021 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
7023 (arm_override_options): Add casts to enum type.
7024 (arm_emit_tls_decoration): Likewise.
7025 * config/i386/i386.c (ix86_function_specific_restore): Add casts
7027 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
7028 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
7029 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
7031 * config/s390/s390.c (code_for_builtin_64): Change to array of
7033 (code_for_builtin_31): Likewise.
7034 (s390_expand_builtin): Change code_for_builtin to enum insn_code
7036 * config/sparc/sparc.c (sparc_override_options): Change value
7037 field in struct code_model to enum cmodel. In initializer change
7038 0 to NULL and add cast to enum type.
7040 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
7041 Change all callers. Issue a -Wc++-compat warning using
7042 lhs_origtype if necessary.
7043 (convert_for_assignment): Issue -Wc++-compat warnings about
7044 invalid conversions to enum type on assignment.
7045 * c-common.h (build_modify_expr): Update declaration.
7047 2009-04-24 Nick Clifton <nickc@redhat.com>
7049 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
7050 (function_arg_advance): Likewise.
7051 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
7054 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
7056 * config/s390/constraints.md ('I', 'J'): Fix condition.
7058 2009-04-24 Diego Novillo <dnovillo@google.com>
7060 * gengtype-parse.c (parse_error): Add newline after message.
7062 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
7064 * config/i386/sse.md (avxmodesuffixs): Removed.
7065 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
7066 (*avx_pinsr<ssevecsize>): This.
7068 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
7070 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
7071 follow chains of regs with a single definition, and allow expressions
7072 that are function_invariant_p.
7073 (simple_rhs_p): Allow expressions that are function_invariant_p.
7075 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
7078 * fold-const.c (fold_cond_expr_with_comparison): When folding
7079 > and >= to MAX, make sure the MAX uses the same type as the
7080 comparison's operands.
7082 2009-04-24 Nick Clifton <nickc@redhat.com>
7084 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
7085 addressing for DImode accesses.
7086 (frv_print_operand_address): Handle PLUS case.
7087 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
7089 2009-04-24 Jakub Jelinek <jakub@redhat.com>
7091 PR rtl-optimization/39794
7092 * alias.c (canon_true_dependence): Add x_addr argument.
7093 * rtl.h (canon_true_dependence): Adjust prototype.
7094 * cse.c (check_dependence): Adjust canon_true_dependence callers.
7095 * cselib.c (cselib_invalidate_mem): Likewise.
7096 * gcse.c (compute_transp): Likewise.
7097 * dse.c (scan_reads_nospill): Likewise.
7098 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
7099 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
7100 canon_base_addr of the group, plus optional offset.
7101 (struct group_info): Rename canon_base_mem to
7103 (get_group_info): Set canon_base_addr to canon_rtx of base, not
7104 canon_rtx of base_mem.
7106 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
7108 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
7109 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
7111 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7113 * config/spu/spu-builtins.h: Delete file.
7115 * config/spu/spu.h (enum spu_builtin_type): Move here from
7117 (struct spu_builtin_description): Likewise. Add GTY marker.
7118 Do not use enum spu_function_code or enum insn_code.
7119 (spu_builtins): Add extern declaration.
7121 * config/spu/spu.c: Do not include "spu-builtins.h".
7122 (enum spu_function_code, enum spu_builtin_type_index,
7123 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
7124 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
7125 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
7126 unsigned_V2DI_type_node): Move here from spu-builtins.h.
7127 (spu_builtin_types): Make static. Add GTY marker.
7128 (spu_builtins): Add extern declaration with GTY marker.
7131 * config/spu/spu-c.c: Do not include "spu-builtins.h".
7132 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
7133 Check programmatically whether all parameters are scalar.
7135 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
7137 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
7139 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
7140 assignment from the constructor either if the target is volatile.
7142 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
7144 * config/arm/arm.md (insv): Do not share operands[0].
7146 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
7148 * config/vxlib-tls.c (active_tls_threads): Delete.
7149 (delete_hook_installed): New.
7150 (tls_delete_hook): Don't delete the delete hook.
7151 (tls_destructor): Delete it here.
7152 (__gthread_set_specific): Adjust installing the delete hook.
7153 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
7154 __gthread_leave_tsd_dtor_context.
7156 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
7158 * c-format.c (gcc_tdiag_char_table): Add support for %E.
7160 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
7162 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
7164 (alpha_rtx_costs): Ditto.
7165 (emit_unlikely_jump): Use add_reg_note.
7166 (emit_frame_store_1): Ditto.
7167 (alpha_expand_prologue): Ditto.
7168 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
7169 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
7171 2009-04-23 Nick Clifton <nickc@redhat.com>
7173 * config/v850/v850.md (epilogue): Remove suppressed code.
7174 (return): Rename to return_simple and remove test of frame size.
7175 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
7176 to gen_return_simple.
7178 2009-04-22 Jing Yu <jingyu@google.com>
7181 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
7183 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
7186 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
7187 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
7188 value is a VECTOR_CST, the element type is the element type of the
7191 2009-04-22 DJ Delorie <dj@redhat.com>
7193 * config/m32c/m32c.h: Update GTY annotations to new syntax.
7195 2009-04-22 Jakub Jelinek <jakub@redhat.com>
7197 * alias.c (find_base_term): Move around LO_SUM case, so that
7198 CONST falls through into PLUS/MINUS handling.
7201 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
7202 into 0, use omit_one_operand.
7204 2009-04-23 Ben Elliston <bje@au.ibm.com>
7206 * config/rs6000/linux-unwind.h (get_regs): Remove type
7207 puns. Change the type of `pc' to an array of unsigned ints and
7208 update all users. Constify frame24.
7210 2009-04-22 DJ Delorie <dj@redhat.com>
7212 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
7213 declarations before code.
7214 (current_function_special_page_vector): Likewise.
7215 (m32c_expand_insv): Silence a warning.
7217 2009-04-21 Taras Glek <tglek@mozilla.com>
7219 * alias.c: Update GTY annotations to new syntax.
7220 * basic-block.h: Likewise.
7221 * bitmap.h: Likewise.
7222 * c-common.h: Likewise.
7223 * c-decl.c: Likewise.
7224 * c-parser.c: Likewise.
7225 * c-pragma.c: Likewise.
7226 * c-tree.h: Likewise.
7227 * cfgloop.h: Likewise.
7228 * cgraph.h: Likewise.
7229 * config/alpha/alpha.c: Likewise.
7230 * config/arm/arm.h: Likewise.
7231 * config/avr/avr.h: Likewise.
7232 * config/bfin/bfin.c: Likewise.
7233 * config/cris/cris.c: Likewise.
7234 * config/darwin.c: Likewise.
7235 * config/frv/frv.c: Likewise.
7236 * config/i386/i386.c: Likewise.
7237 * config/i386/i386.h: Likewise.
7238 * config/i386/winnt.c: Likewise.
7239 * config/ia64/ia64.h: Likewise.
7240 * config/iq2000/iq2000.c: Likewise.
7241 * config/mips/mips.c: Likewise.
7242 * config/mmix/mmix.h: Likewise.
7243 * config/pa/pa.c: Likewise.
7244 * config/pa/pa.h: Likewise.
7245 * config/rs6000/rs6000.c: Likewise.
7246 * config/s390/s390.c: Likewise.
7247 * config/sparc/sparc.c: Likewise.
7248 * config/xtensa/xtensa.c: Likewise.
7249 * cselib.h: Likewise.
7250 * dbxout.c: Likewise.
7251 * dwarf2out.c: Likewise.
7252 * except.c: Likewise.
7253 * except.h: Likewise.
7254 * fixed-value.h: Likewise.
7255 * function.c: Likewise.
7256 * function.h: Likewise.
7257 * gimple.h: Likewise.
7258 * integrate.c: Likewise.
7259 * optabs.c: Likewise.
7260 * output.h: Likewise.
7263 * stringpool.c: Likewise.
7264 * tree-data-ref.c: Likewise.
7265 * tree-flow.h: Likewise.
7266 * tree-scalar-evolution.c: Likewise.
7267 * tree-ssa-address.c: Likewise.
7268 * tree-ssa-alias.h: Likewise.
7269 * tree-ssa-operands.h: Likewise.
7272 * varasm.c: Likewise.
7273 * varray.h: Likewise.
7275 * coretypes.h: Do not define GTY macro if it is already defined.
7276 * doc/gty.texi: Update GTY documentation to new syntax.
7277 * gengtype-lex.l: Enforce attribute-like syntax for GTY
7278 annotations on structs.
7279 * gengtype-parse.c: Likewise.
7281 2009-04-22 Mark Heffernan <meheff@google.com>
7283 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
7285 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
7287 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
7290 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
7292 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
7293 the same as a PLUS without a shift. Increase the cost of a
7296 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7298 * Makefile.in: Update dependencies.
7299 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
7300 * errors.h: Remove bogus comment about compatibility.
7301 (warning): Update declaration.
7302 * genautomata.c: Update all calls to warning.
7303 * gimple.c: Do not include errors.h. Include toplev.h.
7304 * tree-ssa-structalias.c: Do not include errors.h.
7305 * omega.c: Likewise.
7306 * tree-ssa-reassoc.c: Likewise.
7307 * config/spu/spu-c.c: Likewise.
7308 * config/spu/t-spu-elf: Update dependencies.
7310 2009-04-22 Richard Guenther <rguenther@suse.de>
7312 PR tree-optimization/39824
7313 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
7314 make sure the types are compatible.
7316 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7319 * c-common.c (c_parse_error): Take a token_flags parameter.
7320 Use token_type for the token type instead.
7321 Pass token_flags to cpp_type2name.
7322 * c-common.h (c_parse_error): Update declaration.
7323 * c-parser.c (c_parser_error): Pass 0 as token flags.
7325 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
7327 PR rtl-optimization/39580
7328 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
7330 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7332 * function.c (expand_function_end): Do not emit a jump to the "naked"
7333 return label for fall-through returns.
7334 * except.c (sjlj_emit_function_exit): Always place the call to the
7335 unregister function at the location installed by expand_function_end.
7337 2009-04-22 Richard Guenther <rguenther@suse.de>
7339 PR tree-optimization/39845
7340 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
7341 (gen_inbound_check): Likewise.
7343 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
7345 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
7347 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
7348 * config/vxlib.c (__gthread_once): Add race guard for PPC.
7350 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
7352 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
7353 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
7354 shift counts to avoid out-of-bounds array accesses.
7356 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
7358 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
7359 (Pmode): Move above.
7361 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
7363 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
7364 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
7365 GET_CODE macro. Use IN_RANGE macro where appropriate.
7366 * config/alpha/alpha.h: Ditto.
7367 * config/alpha/alpha.md: Ditto.
7368 * config/alpha/constraints.md: Ditto.
7369 * config/alpha/predicates.md: Ditto.
7371 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
7373 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
7374 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
7375 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
7376 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
7377 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
7378 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
7379 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
7380 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
7381 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
7382 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
7383 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
7384 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
7385 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
7386 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
7387 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
7388 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
7389 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
7390 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
7391 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
7392 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
7393 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
7394 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
7395 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
7396 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
7397 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
7398 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
7399 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
7401 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7403 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
7404 references from comments.
7405 * cfgbuild.c: (count_basic_blocks): Delete.
7406 (find_basic_blocks_1): Delete.
7407 (find_basic_blocks): Delete.
7408 * except.c (finish_eh_generation): Make static. Move comment from
7409 except.h here. Remove find_basic_blocks references from comments.
7410 * except.h (finish_eh_generation): Delete.
7411 * basic-block.h (find_basic_blocks): Delete.
7412 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
7414 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
7416 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
7417 (sdbout_parms): Likewise.
7419 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
7421 * config/sh/sh.c (prepare_cbranch_operands): Use
7422 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
7423 (expand_cbranchdi4): Likewise.
7424 (from_compare): Add cast to enum type.
7425 (expand_cbranchsi4): Use add_reg_note.
7426 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
7427 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
7428 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
7429 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
7430 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
7431 instead of CODE_FOR_nothing.
7432 (cbranchdi4): Likewise. Fix the order of arguments for
7434 (push_fpscr): Use add_reg_note.
7435 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
7436 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
7438 2009-04-21 Joseph Myers <joseph@codesourcery.com>
7440 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
7441 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
7442 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
7443 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
7444 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
7445 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
7446 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
7447 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
7448 config/alpha/x-vms, config/arc/t-arc,
7449 config/arm/README-interworking, config/arm/arm-c.c,
7450 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
7451 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
7452 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
7453 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
7454 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
7455 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
7456 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
7457 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
7458 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
7459 config/cris/t-elfmulti, config/crx/t-crx,
7460 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
7461 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
7462 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
7463 config/h8300/t-h8300, config/i386/athlon.md,
7464 config/i386/darwin-libgcc.10.4.ver,
7465 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
7466 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
7467 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
7468 config/i386/t-linux64, config/i386/t-nwld,
7469 config/i386/t-rtems-i386, config/i386/t-sol2-10,
7470 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
7471 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
7472 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
7473 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
7474 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
7475 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
7476 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
7477 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
7478 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
7479 config/m68k/t-uclinux, config/mcore/t-mcore,
7480 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
7481 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
7482 config/mips/crtn.asm, config/mips/irix-crti.asm,
7483 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
7484 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
7485 config/mips/mips-fixed.md, config/mips/sb1.md,
7486 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
7487 config/mips/t-iris6, config/mips/t-isa3264,
7488 config/mips/t-libgcc-mips16, config/mips/t-linux64,
7489 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
7490 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
7491 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
7492 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
7493 config/mn10300/t-linux, config/mn10300/t-mn10300,
7494 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
7495 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
7496 config/picochip/libgccExtras/clzsi2.asm,
7497 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
7498 config/rs6000/darwin-libgcc.10.4.ver,
7499 config/rs6000/darwin-libgcc.10.5.ver,
7500 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
7501 config/rs6000/t-aix43, config/rs6000/t-aix52,
7502 config/rs6000/t-darwin, config/rs6000/t-fprules,
7503 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
7504 config/rs6000/t-lynx, config/rs6000/t-netbsd,
7505 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
7506 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
7507 config/rs6000/t-rtems, config/rs6000/t-spe,
7508 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
7509 config/score/t-score-elf, config/sh/divcost-analysis,
7510 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
7511 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
7512 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
7513 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
7514 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
7515 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
7516 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
7517 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
7518 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
7519 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
7520 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
7521 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
7522 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
7523 limitx.h, version.c, xcoff.h: Add copyright and license notices.
7524 * config/h8300/genmova.sh: Include copyright and license notices
7525 in generated output.
7526 * config/h8300/mova.md: Regenerate.
7527 * doc/install.texi2html: Include word "Copyright" in copyright
7528 notice and use name "Free Software Foundation, Inc.".
7529 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
7530 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
7531 ChangeLog-2007, ChangeLog-2008: Correct dates.
7533 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
7535 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
7536 NE_EXPR operations as well.
7537 * c-parser.c (c_parser_condition): Do not set location information on
7539 (c_parser_conditional_expression): Likewise.
7540 (c_parser_binary_expression): Set location information on operators.
7541 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
7542 TRUTH_NOT_EXPR has been folded.
7543 * fold-const.c (fold_truth_not_expr): Copy location information from
7544 the incoming expression to the outgoing one.
7545 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
7546 recursive calls on the LHS of the operator but pass that of the
7547 operator to recursive calls on the RHS of the operator. Set it
7549 (shortcut_cond_expr): Set the locus of the operator on the second
7550 COND_EXPR and that of the expression on the first in degenerate cases.
7551 Pass the locus of the expression to calls to shortcut_cond_r.
7552 Set the locus of the 'then' block on the associated jump, if any.
7553 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
7554 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
7555 expression to call to gimplify_boolean_expr.
7557 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
7559 * config.gcc: Add additional configuration for
7560 i686-w64-mingw* and x86_64-w64-mingw* triplet.
7561 * config/i386/mingw-w64.h: New mingw-w64 specific header.
7562 (CPP_SPEC): Redefine for allowing -municode option.
7563 (STARTFILE_SPEC): Likewise.
7564 * config/i386/t-mingw-w64: New.
7565 * config/i386/mingw-w64.opt: New.
7566 (municode): Add new target option.
7567 * doc/invoke.texi (municode): Add documentation for new option.
7569 2009-04-21 Ian Lance Taylor <iant@google.com>
7571 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7572 Correct test for number of arguments.
7573 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
7575 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
7577 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
7578 argument of emit_library_call.
7580 2009-04-21 Richard Guenther <rguenther@suse.de>
7583 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
7584 inside VIEW_CONVERT_EXPRs.
7586 2009-04-21 Martin Jambor <mjambor@suse.cz>
7588 * tree-switch-conversion.c (build_constructors): Split a long line.
7589 (constructor_contains_same_values_p): New function.
7590 (build_one_array): Create assigns of constants if possible, do not
7591 call mark_sym_for_renaming, call update_stmt.
7592 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
7593 make_rename_temp. Do not call mark_symbols_for_renaming, call
7595 (gen_def_assigns): Do not call mark_symbols_for_renaming or
7596 find_new_referenced_vars, call update_stmt.
7597 (gen_inbound_check): Use create_tmp_var and create ssa names manually
7598 instead of calling make_rename_temp. Do not call
7599 find_new_referenced_vars or mark_symbols_for_renaming, call
7602 2009-04-21 Richard Guenther <rguenther@suse.de>
7604 PR tree-optimization/39827
7605 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
7606 (tree_ssa_phiprop): Pass the correct array size.
7608 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
7610 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
7612 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
7615 * c-typeck.c (lvalue_p): Move declaration ...
7616 * c-common.h (lvalue_p): ... to here.
7617 * c-common.c (candidate_equal_p): New.
7618 (add_tlist): Use it.
7619 (merge_tlist): Use it.
7620 (warn_for_collisions_1): Likewise.
7621 (warning_candidate_p): Accept more candidates.
7622 (verify_tree): A warning candidate can be an expression. Use
7625 2009-04-21 Ben Elliston <bje@au.ibm.com>
7628 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
7629 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
7630 options. Remove -mcall-solaris documentation.
7632 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7635 * doc/invoke.texi (-Wlong-long): Update description.
7636 * c-lex (interpret_integer): Only warn if there was no previous
7637 overflow and -Wlong-long is enabled.
7638 * c-decl.c (declspecs_add_type): Drop redundant flags.
7639 * c.opt (Wlong-long): Init to -1.
7640 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
7641 and front-end warn_long_long. Wlong-long only depends on other
7642 flags if it is uninitialized.
7643 * c-parser.c (disable_extension_diagnostics): warn_long_long is
7644 the same for CPP and FE.
7645 (restore_extension_diagnostics): Likewise.
7647 2009-04-20 Ian Lance Taylor <iant@google.com>
7649 Fix enum conversions which are invalid in C++:
7650 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
7651 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
7652 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
7653 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
7654 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
7655 (dbxout_parms): Likewise.
7656 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
7657 (df_clear_flags): Likewise.
7658 * df-problems.c (df_rd_bb_local_compute_process_def): Change
7659 top_flag parameter to int.
7660 (df_chain_create_bb_process_use): Likewise.
7661 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
7663 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
7664 (df_ref_create_structure, df_def_record_1): Likewise.
7665 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
7666 (df_notes_rescan): Change 0 to VOIDmode in function call.
7667 (df_get_call_refs, df_insn_refs_collect): Likewise.
7668 (df_bb_regs_collect): Likewise.
7669 (df_entry_block_defs_collect): Likewise.
7670 (df_exit_block_uses_collect): Likewise.
7671 * df.h: Update declarations.
7672 * double-int.c (double_int_divmod): Add cast to enum type.
7673 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
7674 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
7675 (based_loc_descr): Likewise.
7676 (loc_descriptor_from_tree_1): Change first_op and second_op to
7677 enum dwarf_location_atom. Add cast to enum type.
7678 * expmed.c (init_expmed): Change 0 to SET in function call.
7679 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
7680 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
7681 (do_store_flag): Likewise.
7682 * fixed-value.h (struct fixed_value): Change mode to enum
7684 * function.c (assign_parms): Change 0 to VOIDmode in function call.
7685 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
7687 (insert_insn_decl, insert_decl, insert_state): Likewise.
7688 (automata_list_finish): Likewise.
7689 * genrecog.c (process_define_predicate): Add cast to enum type.
7690 * gensupport.c (init_predicate_table): Add cast to enum type.
7691 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
7693 (gimple_build_call_1, gimple_build_label): Likewise.
7694 (gimple_build_goto, gimple_build_asm_1): Likewise.
7695 (gimple_build_switch_1, gimple_build_cdt): Likewise.
7696 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
7697 (enum fallback): Rename from enum fallback_t.
7698 (fallback_t): Typedef as int.
7699 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
7700 GSI_SAME_STMT in function call.
7701 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
7703 (setup_reg_class_relations): Likewise.
7704 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
7705 (setup_prohibited_class_mode_regs): Add cast to enum type.
7706 (setup_prohibited_mode_move_regs): Likewise.
7707 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
7708 (record_address_regs): Change i to enum reg_class.
7709 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
7710 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
7711 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
7712 (GET_MODE_2XWIDER_MODE): Likewise.
7713 (GET_CLASS_NARROWEST_MODE): Likewise.
7714 * omp-low.c (expand_omp_for): Add cast to enum type.
7715 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
7716 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
7717 * postreload.c (reload_cse_simplify_operands): Change rclass local
7719 * predict.c (combine_predictions_for_insn): Change best_predictor
7720 and predictor to enum br_predictor.
7721 (combine_predictions_for_bb): Likewise.
7722 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
7723 use SET_PREDICT_EXPR_OUTCOME.
7724 * real.c (real_arithmetic): Change icode to code in function call.
7725 * reginfo.c (init_move_cost): Add casts to enum type.
7726 (init_reg_sets_1, init_fake_stack_mems): Likewise.
7727 * regmove.c (regclass_compatible_p): Change class0 and class1 to
7729 * reload.c (find_valid_class): Add casts to enum type.
7730 (push_reload): Change 0 to NO_REGS in function call.
7731 (find_reloads): Change this_alternative to array of enum
7732 reg_class. Remove some now-unnecessary casts.
7733 (make_memloc): Change 0 to VOIDmode in function call.
7734 * reload1.c (reload): Change 0 to VOIDmode in function call.
7735 (eliminate_regs_1, elimination_effects): Likewise.
7736 (eliminate_regs_in_insn): Likewise.
7737 (emit_input_reload_insns): Add cast to enum type.
7738 (delete_output_reload): Change 0 to VOIDmode in function call.
7739 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
7740 to enum type in function call.
7741 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
7742 (SET_PREDICT_EXPR_OUTCOME): Define.
7743 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
7744 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
7745 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
7746 (dump_function): Likewise.
7747 * tree-dump.h: Update declarations.
7748 * tree-pass.h: Update declarations.
7749 * varasm.c (assemble_integer): Change mclass to enum mode_class.
7750 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
7752 (arm_rtx_costs_1): Correct parenthesization.
7753 (arm_rtx_costs): Add casts to enum type.
7754 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
7755 (vfp_emit_fstmd): Use add_rg_note.
7756 (emit_multi_reg_push, emit_sfm): Likewise.
7757 (thumb_set_frame_pointer): Likewise.
7758 (arm_expand_prologue): Likewise.
7759 (arm_regno_class): Change return type to enum reg_class.
7760 (thumb1_expand_prologue): Use add_reg_note.
7761 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
7762 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
7764 * config/arm/gentune.sh: Add cast to enum type.
7765 * config/arm/arm-tune.md: Rebuild.
7766 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
7767 (ix86_split_fp_branch, predict_jump): Likewise.
7768 (ix86_expand_multi_arg_builtin): Change sub_code from enum
7769 insn_code to enum rtx_code.
7770 (ix86_builtin_vectorized_function): Add cast to enum type.
7771 * config/i386/i386.md (truncdfsf2): Change slot to enum
7773 (truncxf<mode>2, isinf<mode>2): Likewise.
7774 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
7776 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
7777 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
7778 (insert_bundle_state): Change 1 to INSERT in function call.
7779 (ia64_add_bundle_selector_before): Likewise.
7780 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
7781 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
7782 (restore_stack_nonlocal): Likewise.
7783 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
7785 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
7787 (mips_rtx_costs): Likewise.
7788 (mips_override_options): Add casts to enum type.
7789 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
7791 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
7792 (store_reg, set_reg_plus_d): Likewise.
7793 (hppa_expand_prologue, hppa_profile_hook): Likewise.
7794 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
7796 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
7798 (emit_unlikely_jump): Use add_reg_note.
7799 (rs6000_emit_allocate_stack): Likewise.
7800 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
7801 (output_toc): Change 1 to INSERT in function call.
7802 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
7803 (rs6000_initialize_trampoline): Likewise.
7804 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
7806 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
7807 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
7808 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
7809 (save_gprs): Use add_reg_note.
7810 (s390_emit_prologue): Likewise.
7811 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
7812 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
7813 (sparc_fold_builtin): Add cast to enum type.
7814 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
7816 (spu_expand_prologue): Use add_reg_note.
7817 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
7819 2009-04-20 Ian Lance Taylor <iant@google.com>
7821 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
7822 (c_parser_postfix_expression_after_primary): Get VEC for list of
7823 arguments. Get original types of arguments. Call
7824 build_function_call_vec.
7825 (cached_expr_list_1, cached_expr_list_2): New static variables.
7826 (c_parser_expr_list): Change return type to VEC *. Add
7827 p_orig_types parameter. Change all callers.
7828 (c_parser_release_expr): New static function.
7829 (c_parser_vec_to_tree_list): New static function.
7830 * c-typeck.c (build_function_call): Rewrite to build a VEC and
7831 call build_function_call_vec.
7832 (build_function_call_vec): New function, based on old
7833 build_function_call.
7834 (convert_arguments): Remove nargs and argarray parameters. Change
7835 values to a VEC. Add origtypes parameter.
7836 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
7837 (convert_for_assignment): Add origtype parameter. Change all
7838 callers. If warn_cxx_compat, check for conversion to an enum
7839 type when calling a function.
7840 (store_init_value): Add origtype parameter. Change all callers.
7841 (digest_init): Likewise.
7842 (struct init_node): Add origtype field.
7843 (add_pending_init): Add origtype parameter. Change all callers.
7844 (output_init_element): Likewise.
7845 (output_pending_init_elements): Pass origtype from init_node to
7846 output_init_element.
7847 (process_init_element): Pass origtype from c_expr to
7848 output_init_element.
7849 (c_finish_return): Add origtype parameter. Change all callers.
7850 * c-common.c (sync_resolve_size): Change params to VEC *. Change
7852 (sync_resolve_params): Likewise.
7853 (sync_resolve_return): Change params to first_param. Change caller.
7854 (resolve_overloaded_builtins): Change params to VEC *. Change
7855 callers. Save first parameter around call to build_function_call_vec.
7856 * c-decl.c (finish_decl): Add origtype parameter. Change all
7857 callers. Call build_function_call_vec rather than
7858 build_function_call for cleanup.
7859 * c-tree.h: Update declarations.
7860 * c-common.h: Update declarations.
7861 * stub-objc.c (objc_rewrite_function_call): Change parameter from
7862 params to first_param.
7863 * target.h (struct gcc_target): Change resolve_overloaded_builtin
7864 params parameter from tree to void *.
7865 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
7866 Change arglist parameter to have type void *, and to be a pointer
7868 * config/rs6000/rs6000-protos.h
7869 (altivec_resolve_overloaded_builtin): Update declaration.
7870 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
7871 fnargs parameter to have type void *, and to be a pointer to a
7872 VEC. Call build_function_call_vec instead of
7873 build_function_call.
7874 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
7876 2009-04-20 Joey Ye <joey.ye@intel.com>
7877 Xuepeng Guo <xuepeng.guo@intel.com>
7878 H.J. Lu <hongjiu.lu@intel.com>
7880 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
7882 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
7883 (IX86_LEA_PRIORITY): Likewise.
7884 (distance_non_agu_define): New function.
7885 (distance_agu_use): Likewise.
7886 (ix86_lea_for_add_ok): Likewise.
7887 (ix86_dep_by_shift_count): Likewise.
7889 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
7890 should split for LEA.
7892 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
7894 (ix86_dep_by_shift_count): Likewise.
7896 2009-04-20 Richard Guenther <rguenther@suse.de>
7898 * expr.c (handled_component_p): Move ...
7899 * tree.h (handled_component_p): ... here.
7900 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
7901 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
7902 and REALPART_EXPR to be in one group.
7904 2009-04-20 Richard Guenther <rguenther@suse.de>
7906 * basic-block.h (get_all_dominated_blocks): Declare.
7907 * dominance.c (get_all_dominated_blocks): New function.
7908 * tree-cfg.c (get_all_dominated_blocks): Remove.
7909 (remove_edge_and_dominated_blocks): Adjust.
7910 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
7911 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
7912 instead of recursing.
7914 2009-04-20 Doug Kwan <dougkwan@google.com>
7916 * cgraph.h (cgraph_node_ptr): New type for vector functions.
7917 (struct cgraph_node_set_def): New type.
7918 (cgraph_node_set) New type. Also declare vector functions.
7919 (struct cgraph_node_set_element_def): New type.
7920 (cgraph_node_set_element): Ditto.
7921 (cgraph_node_set_iterator): New iterator type.
7922 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
7923 cgraph_node_set_remove, dump_cgraph_node_set,
7924 debug_cgraph_node_set): New prototypes.
7925 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
7926 cgraph_node_set_size): New inlines.
7927 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
7929 (struct ipa_opt_pass): Add struct cgraph_node_set_def
7930 argument to function 'write_summary'.
7931 * ipa.c: Include ggc.h.
7932 (hash_cgraph_node_set_element,
7933 eq_cgraph_node_set_element, cgraph_node_set_new,
7934 cgraph_node_set_add, cgraph_node_set_remove,
7935 cgraph_node_set_find, dump_cgraph_node_set,
7936 debug_cgraph_node_set): New functions.
7937 * Makefile.in (ipa.o): Add dependency on GGC_H.
7939 2009-04-20 Ira Rosen <irar@il.ibm.com>
7941 PR tree-optimization/39675
7942 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
7943 check of the return code of vect_schedule_slp. Check that
7944 stmt_vec_info still exists for the statement, before checking its
7947 2009-04-20 Michael Matz <matz@suse.de>
7949 * Makefile.in (generated_files): Take out $(simple_generated_c).
7951 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
7953 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
7954 (UINTPTR_TYPE): Likewise.
7956 2009-04-19 Joseph Myers <joseph@codesourcery.com>
7959 * c-typeck.c (digest_init): Check for initializing an array with a
7962 2009-04-19 Joseph Myers <joseph@codesourcery.com>
7965 * c-semantics.c (pop_stmt_list): Propagate
7966 STATEMENT_LIST_HAS_LABEL to parent statement list.
7968 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
7970 * config/mips/mips.h (mips_tune_attr): New macro.
7971 * config/mips/mips.md (cpu): Use it.
7973 2009-04-19 Joseph Myers <joseph@codesourcery.com>
7976 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
7979 2009-04-19 Diego Novillo <dnovillo@google.com>
7981 * toplev.c (compile_file): Move call to coverage_finish ...
7982 * cgraphunit.c (ipa_passes): ... here.
7983 Call cgraph_process_new_functions.
7984 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
7985 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
7987 2009-04-19 Jan Hubicka <jh@suse.cz>
7989 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
7991 (dump_cgraph_node): Dump can throw external flag.
7992 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
7994 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
7998 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
7999 * common.opt (Wlogical-op): Move from here...
8000 * c.opt (Wlogical-op): ... to here.
8001 * c-typeck.c (parser_build_binary_op): Update call to
8002 warn_logical_operator.
8003 * c-opts.c (c_common_post_options): Enable warn_logical_op with
8005 * c-common.c (warn_logical_op): Update.
8006 * c-common.h (warn_logical_op): Update declaration.
8008 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
8010 * tree.c (protected_set_expr_location): Fix formatting.
8012 2009-04-18 Joseph Myers <joseph@codesourcery.com>
8015 * c-typeck.c (readonly_warning): new.
8016 (build_unary_op, build_modify_expr): Use readonly_warning for
8017 storing into something readonly but not const-qualified.
8019 2009-04-18 Joseph Myers <joseph@codesourcery.com>
8022 * c-typeck.c (build_unary_op): Check for taking address of
8023 expression of type void.
8025 2009-04-18 Joseph Myers <joseph@codesourcery.com>
8028 * c-typeck.c (build_function_call): Check for calling a function
8029 with qualified void return types. Call require_complete_type when
8032 2009-04-18 Jan Hubicka <jh@suse.cz>
8034 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
8036 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
8037 can_throw_external flag.
8038 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
8039 * ipa-pure-const.c (ignore_edge): New function.
8040 (propagate): Compute order for NOTHROW computation; set NOTHROWs
8041 only over can_throw_external edges.
8042 (local_pure_const): Add nothrow flag.
8043 * ipa-utils.c (searchc): Add ignore_edge callback.
8044 (ipa_utils_reduced_inorder): Add ignore_edge callback.
8045 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
8046 (set_nothrow_function_flags): Update cgraph.
8047 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
8049 2009-04-18 Richard Guenther <rguenther@suse.de>
8052 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
8053 (fold_stmt): ... this and ...
8054 (fold_stmt_inplace): ... this.
8055 (fold_stmt_1): Fold references in calls and asms.
8056 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
8058 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
8060 * tree-vrp.c (ssa_name_nonzero_p): Remove.
8061 * tree.h: Remove the prototype for ssa_name_nonzero_p.
8063 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
8065 * tree.c (function_args_count): Remove.
8066 * tree.h: Remove the prototype for function_args_count.
8068 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
8070 * tree-iterator.c (expr_only): Remove.
8071 * tree.h: Remove the prototype for expr_only.
8073 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
8075 * reginfo.c (cannot_change_mode_set_regs): Remove.
8076 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
8078 2009-04-08 Anatoly Sokolov <aesok@post.ru>
8080 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
8081 whether operands 0 and 1 overlaps.
8083 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
8086 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
8087 pointer. Use warning_at instead of warning.
8088 (search_for_addr_array): Likewise.
8089 (check_array_bounds): Likewise.
8090 (check_all_array_refs): Check that the incoming edge is not in the
8091 list of edges to be removed.
8092 (check_all_array_refs): Avoid the temporal pointer.
8093 (vrp_visit_cond_stmt): Fix typo.
8094 (simplify_switch_using_ranges): Handle the case where the switch
8095 index is an integer constant.
8097 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
8099 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
8101 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
8103 * doc/extend.texi, doc/invoke.texi: Fix typos.
8105 2009-04-17 Cary Coutant <ccoutant@google.com>
8107 * tree-flow-inline.h (get_lineno): Fix inverted test.
8109 2009-04-17 Diego Novillo <dnovillo@google.com>
8111 * tree-ssa-pre.c (create_expression_by_pieces): Remove
8112 assertion for AVAIL_OUT.
8114 2009-04-17 Mike Frysinger <vapier@gentoo.org>
8117 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
8118 * config/sh/linux-atomic.asm: Likewise.
8120 2009-04-17 Diego Novillo <dnovillo@google.com>
8122 * except.c (debug_eh_tree): New.
8123 (struct eh_region, struct eh_status): Move ...
8124 * except.h: ... here.
8125 (add_type_for_runtime): Declare extern.
8126 (lookup_type_for_runtime): Likewise.
8127 (debug_eh_tree): Declare.
8128 * Makefile.in (GTFILES): List except.h before except.c
8130 2009-04-17 Diego Novillo <dnovillo@google.com>
8132 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
8133 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
8134 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
8135 (find_vars_r): ... here.
8136 * tree-flow.h (find_referenced_vars_in): Declare.
8137 * tree-ssa-pre.c (create_expression_by_pieces): Assert
8138 that AVAIL_OUT exists for BLOCK.
8139 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
8140 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
8141 (tree-parloops.o): Likewise.
8143 2009-04-17 Simon Baldwin <simonb@google.com>
8145 * toplev.c (default_tree_printer): Add handling for %E format.
8147 2009-04-17 Diego Novillo <dnovillo@google.com>
8149 * tree-pretty-print.c (dump_generic_node): Add break after
8150 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
8151 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
8152 FUNCTION_TYPE together. Call print_struct_decl when printing
8153 structures and TDF_SLIM is not given.
8154 (print_struct_decl): Fix logic for detecting recursion.
8156 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
8159 * gcc.c (create_at_file): New.
8160 (compile_input_file_p): New.
8161 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
8162 * main.c (main): Update call to toplev_main.
8163 * toplev.c (toplev_main): Change signature. Call expandargv.
8164 * toplev.h (toplev_main): Change signature.
8166 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
8168 * dwarf2out.c (field_byte_offset): Use the type size as the field size
8169 if the latter is not constant.
8171 2009-04-17 David Edelsohn <edelsohn@gnu.org>
8173 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
8175 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
8177 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
8178 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
8180 2009-04-17 Richard Guenther <rguenther@suse.de>
8182 * tree-ssa-structalias.c (get_constraint_for_component_ref):
8183 Handle component references view-converting an invariant address.
8185 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
8187 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
8188 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
8189 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
8190 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
8191 Use @deftypevr rather than @deftypevar.
8193 2009-04-17 Richard Guenther <rguenther@suse.de>
8195 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
8196 (get_prop_source_stmt): Likewise.
8197 (can_propagate_from): Likewise.
8199 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
8201 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
8202 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
8203 (--with-multilib-list): Add default value.
8204 * configure: Regenerate.
8205 * Makefile.in (TM_ENDIAN_CONFIG): Define.
8206 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
8207 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
8208 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
8209 Don't add default cpu to multilib list unnecessarily, but do enable
8210 the relevant compiler option..
8211 Add support for --with-multilib-list=<blank> and
8212 --with-multilib-list=!<somelib> to supress unwanted multilibs.
8213 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
8214 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
8215 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
8217 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
8218 (MULTILIB_OSDIRNAMES): New variable.
8219 * config/sh/t-1e: Delete file.
8220 * config/sh/t-mlib-sh1: Delete file.
8221 * config/sh/t-mlib-sh2: Delete file.
8222 * config/sh/t-mlib-sh2a: Delete file.
8223 * config/sh/t-mlib-sh2a-nofpu: Delete file.
8224 * config/sh/t-mlib-sh2a-single: Delete file.
8225 * config/sh/t-mlib-sh2a-single-only: Delete file.
8226 * config/sh/t-mlib-sh2e: Delete file.
8227 * config/sh/t-mlib-sh3e: Delete file.
8228 * config/sh/t-mlib-sh4: Delete file.
8229 * config/sh/t-mlib-sh4-nofpu: Delete file.
8230 * config/sh/t-mlib-sh4-single: Delete file.
8231 * config/sh/t-mlib-sh4-single-only: Delete file.
8232 * config/sh/t-mlib-sh4a: Delete file.
8233 * config/sh/t-mlib-sh4a-nofpu: Delete file.
8234 * config/sh/t-mlib-sh4a-single: Delete file.
8235 * config/sh/t-mlib-sh4a-single-only: Delete file.
8236 * config/sh/t-mlib-sh4al: Delete file.
8237 * config/sh/t-mlib-sh5-32media: Delete file.
8238 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
8239 * config/sh/t-mlib-sh5-64media: Delete file.
8240 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
8241 * config/sh/t-mlib-sh5-compact: Delete file.
8242 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
8243 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
8244 * doc/install.texi (Options specification): Add
8245 --with-multilib-list and --with-endian.
8247 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
8249 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
8251 (OBJS-common): Add plugin-version.o.
8252 (plugin-version.o): New.
8253 * gcc-plugin.h (plugin_gcc_version): New.
8254 (plugin_default_version_check): New.
8255 (plugin_init_func, plugin_init): Add version argument.
8256 * plugin-version.c: New.
8257 * plugin.c (str_plugin_gcc_version_name): New.
8258 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
8259 pass it to the init function.
8260 (plugin_default_version_check): New.
8262 2009-04-17 Richard Guenther <rguenther@suse.de>
8264 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
8265 for decl-vs-decl disambiguation.
8267 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
8269 * config/s390/s390.h (s390_tune_attr): New macro definition.
8270 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
8272 2009-04-17 Richard Guenther <rguenther@suse.de>
8274 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
8275 (fold_stmt_r): Likewise.
8276 (maybe_fold_reference): New function.
8277 (fold_gimple_assign): Handle cases fold_stmt_r did.
8278 (fold_stmt): Do not use fold_stmt_r.
8279 (fold_stmt_inplace): Likewise.
8281 2009-04-17 Richard Guenther <rguenther@suse.de>
8283 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
8284 (record_equivalences_from_stmt): Remove useless checks and
8286 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
8287 the type is already suitable.
8289 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
8291 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
8293 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
8295 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
8296 (CMPtype): Define as __gcc_CMPtype.
8298 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
8300 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
8301 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
8303 2009-04-17 Richard Guenther <rguenther@suse.de>
8305 PR tree-optimization/39746
8306 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
8307 special-casing for builtins and static variable use/def.
8308 (call_may_clobber_ref_p_1): Likewise.
8310 2009-04-16 Ian Lance Taylor <iant@google.com>
8312 * df.h: Include "timevar.h".
8313 (struct df_problem): Change tv_id field to timevar_id_t.
8314 * tree-pass.h: Include "timevar.h".
8315 (struct opt_pass): Change tv_id field to timevar_id_t.
8316 * timevar.h (timevar_id_t): Define TV_NONE.
8317 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
8318 TV_NONE rather than tv_id != 0.
8319 (execute_one_pass): Likewise.
8320 * Makefile.in (DF_H): Add $(TIMEVAR_H).
8321 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
8322 dependencies to $(TREE_PASS_H).
8323 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
8325 (pass_branch_target_load_optimize2): Likewise.
8326 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
8327 (pass_outof_cfg_layout_mode): Likewise.
8328 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
8329 (pass_rebuild_cgraph_edges): Likewise.
8330 (pass_remove_cgraph_callee_edges): Likewise.
8331 * df-core.c (pass_df_initialize_opt): Likewise.
8332 (pass_df_initialize_no_opt): Likewise.
8333 (pass_df_finish): Likewise.
8334 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
8335 * except.c (pass_set_nothrow_function_flags): Likewise.
8336 (pass_convert_to_eh_region_ranges): Likewise.
8337 * final.c (pass_compute_alignments): Likewise.
8338 * function.c (pass_instantiate_virtual_regs): Likewise.
8339 (pass_init_function): Likewise.
8340 (pass_leaf_regs): Likewise.
8341 (pass_match_asm_constraints): Likewise.
8342 * gimple-low.c (pass_lower_cf): Likewise.
8343 (pass_mark_used_blocks): Likewise.
8344 * init-regs.c (pass_initialize_regs): Likewise.
8345 * integrate.c (pass_initial_value_sets): Likewise.
8346 * ira.c (pass_ira): Likewise.
8347 * jump.c (pass_cleanup_barriers): Likewise.
8348 * omp-low.c (pass_expand_omp): Likewise.
8349 (pass_lower_omp): Likewise.
8350 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
8351 * recog.c (pass_split_all_insns): Likewise.
8352 (pass_split_after_reload): Likewise.
8353 (pass_split_before_regstack): Likewise.
8354 (pass_split_before_sched2): Likewise.
8355 (pass_split_for_shorten_branches): Likewise.
8356 * reginfo.c (pass_reginfo_init): Likewise.
8357 (pass_subregs_of_mode_init): Likewise.
8358 (pass_subregs_of_mode_finish): Likewise.
8359 * passes.c (pass_postreload): Likewise.
8360 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
8361 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
8362 (pass_warn_function_return): Likewise.
8363 (pass_warn_function_noreturn): Likewise.
8364 * tree-complex.c (pass_lower_complex): Likewise.
8365 (pass_lower_complex_O0): Likewise.
8366 * tree-if-conv.c (pass_if_conversion): Likewise.
8367 * tree-into-ssa.c (pass_build_ssa): Likewise.
8368 * tree-mudflap.c (pass_mudflap_1): Likewise.
8369 (pass_mudflap_2): Likewise.
8370 * tree-nomudflap.c (pass_mudflap_1): Likewise.
8371 (pass_mudflap_2): Likewise.
8372 * tree-nrv.c (pass_return_slot): Likewise.
8373 * tree-object-size.c (pass_object_sizes): Likewise.
8374 * tree-optimize.c (pass_all_optimizations): Likewise.
8375 (pass_early_local_passes): Likewise.
8376 (pass_all_early_optimizations): Likewise.
8377 (pass_cleanup_cfg): Likewise.
8378 (pass_cleanup_cfg_post_optimizing): Likewise.
8379 (pass_free_datastructures): Likewise.
8380 (pass_free_cfg_annotations): Likewise.
8381 (pass_fixup_cfg): Likewise.
8382 (pass_init_datastructures): Likewise.
8383 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
8384 (pass_late_warn_uninitialized): Likewise.
8385 (pass_update_address_taken): Likewise.
8386 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
8387 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
8388 (pass_cse_sincos): Likewise.
8389 (pass_convert_to_rsqrt): Likewise.
8390 * tree-ssa-structalias.c (pass_build_alias): Likewise.
8391 * tree-stdarg.c (pass_stdarg): Likewise.
8392 * tree-tailcall.c (pass_tail_recursion): Likewise.
8393 (pass_tail_calls): Likewise.
8394 * tree-vect-generic.c (pass_lower_vector): Likewise.
8395 (pass_lower_vector_ssa): Likewise.
8396 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
8398 2009-04-16 Joseph Myers <joseph@codesourcery.com>
8400 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
8402 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
8404 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
8405 logical and signext.
8407 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
8410 * config/sh/predicates.md (arith_operand): Check if the operand
8411 of TRUNCATE is a REG.
8413 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
8415 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
8416 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
8418 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
8420 * tree-iterator.c (tsi_split_statement_list_after,
8421 tsi_split_statement_list_before): Remove.
8422 * tree-iterator.h: Remove the prototypes for
8423 tsi_split_statement_list_after and tsi_split_statement_list_before.
8425 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
8427 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
8428 * tree-ssa-propagate.h: Remove the prototype for
8429 stmt_makes_single_load.
8431 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
8433 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
8434 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
8436 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
8438 * tree-iterator.c (EXPR_LAST_BODY): Remove.
8440 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
8442 * except.c (eh_region_outer_p): Remove.
8443 * except.h: Remove the prototype for eh_region_outer_p.
8445 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
8447 * function.c (current_function_assembler_name): Remove.
8448 * function.h: Remove the prototype for
8449 current_function_assembler_name.
8451 2009-04-16 Ian Lance Taylor <iant@google.com>
8453 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
8454 (add_reg_note): Call alloc_reg_note.
8455 * rtl.h (alloc_reg_note): Declare.
8456 * combine.c (try_combine): Use alloc_reg_note.
8457 (recog_for_combine, move_deaths): Likewise.
8458 (distribute_notes): Use alloc_reg_note and add_reg_note.
8459 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
8460 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
8461 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
8463 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
8465 PR rtl-optimization/39762
8466 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
8467 ira_may_move_out_cost): Add comments about way of their usage.
8468 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
8470 * ira-conflicts.c (process_regs_for_copy): Use function
8471 ira_get_register_move_cost instead of global
8472 ira_register_move_cost.
8474 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
8475 color_pass, move_spill_restore, update_curr_costs): Ditto.
8477 * ira-lives.c (process_single_reg_class_operands): Ditto.
8479 * ira-emit.c (emit_move_list): Ditto.
8481 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
8482 (record_reg_classes): Ditto. Use functions
8483 ira_get_register_move_cost and ira_get_may_move_cost instead of
8484 global vars ira_register_move_cost, ira_may_move_out_cost and
8485 ira_may_move_in_cost.
8486 (record_address_regs): Don't call ira_init_register_move_cost.
8487 Use function ira_get_may_move_cost instead of global
8488 ira_may_move_in_cost.
8489 (process_bb_node_for_hard_reg_moves): Use function
8490 ira_get_register_move_cost instead of global ira_register_move_cost.
8491 (ira_costs): Don't call ira_init_register_move_cost.
8493 2009-04-16 Richard Guenther <rguenther@suse.de>
8495 * tree-cfg.c (verify_gimple_assign_binary):
8496 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
8497 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
8498 (create_general_new_stmt): Note that this function is broken.
8500 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
8502 * common.opt (fhelp): Add Var(help_flag).
8503 * gcc-plugin.h (plugin_info): Add help.
8504 * plugin.c (plugin_name_args): Add help.
8505 (register_plugin_info): Set plugin->help.
8506 (print_help_one_plugin): New.
8507 (print_plugins_help): New.
8508 * plugin.h (print_plugins_help): New.
8509 * toplev.c (toplev_main): Call print_plugins_help if needed.
8511 2009-04-16 Richard Guenther <rguenther@suse.de>
8513 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
8514 (gimple_ior_addresses_taken_1): New function.
8515 (gimple_ior_addresses_taken): Likewise.
8516 * gimple.h (struct gimple_statement_with_ops_base): Remove
8517 addresses_taken member.
8518 (gimple_ior_addresses_taken): Declare.
8519 (gimple_addresses_taken, gimple_addresses_taken_ptr,
8520 gimple_set_addresses_taken): Remove.
8521 * ipa-reference.c (mark_address): New function.
8522 (scan_stmt_for_static_refs): Use it for marking addresses taken.
8523 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
8524 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
8525 (gimple_add_to_addresses_taken): Remove.
8526 (get_tmr_operands): Call mark_address_taken.
8527 (get_asm_expr_operands): Likewise.
8528 (get_expr_operands): Likewise.
8529 (build_ssa_operands): Do not clear the addresses_taken bitmap.
8530 (free_stmt_operands): Do not free it.
8531 * tree-ssa.c (delete_tree_ssa): Likewise.
8532 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
8534 2009-04-16 Richard Guenther <rguenther@suse.de>
8536 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
8537 (walk_stmt_load_store_ops): Likewise.
8538 * gimple.c (get_base_loadstore): New function.
8539 (walk_stmt_load_store_addr_ops): Likewise.
8540 (walk_stmt_load_store_ops): Likewise.
8541 * ipa-pure-const.c (check_op): Simplify.
8542 (check_load, check_store): New functions.
8543 (check_stmt): Use walk_stmt_load_store_ops.
8544 * ipa-reference.c (mark_load): Adjust signature.
8545 (mark_store): Likewise.
8546 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
8548 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
8550 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
8552 * opts.c (common_handle_option): Don't call print_version.
8553 * plugin.c (plugin_name_args): Add version.
8554 (register_plugin_info): New.
8555 (register_callback): Handle PLUGIN_INFO.
8556 (try_init_one_plugin): New.
8557 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
8559 (finalize_one_plugin): New.
8560 (finalize_plugins): New.
8561 (print_one_plugin): New.
8562 (print_plugins_versions): New.
8563 * plugin.h (print_plugins_versions): New.
8564 (finalize_plugins): New.
8565 * toplev.c (compile_file): Don't call initialize_plugins.
8566 (print_version): Call print_plugins_versions.
8567 (toplev_main): Call initialize_plugins. Print version if needed.
8568 Call finalize_plugins.
8570 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
8572 * common.opt (fversion): New.
8573 * gcc.c (print_version): New.
8574 (process_command): Don't print the version. Just set print_version.
8575 (main): Print version. Call subprocesses if print_version and
8576 verbose_flag are set.
8577 * opts.c (common_handle_option): Handle OPT_fversion.
8579 2009-04-16 Richard Guenther <rguenther@suse.de>
8580 Ira Rosen <irar@il.ibm.com>
8582 PR tree-optimization/39698
8583 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
8584 type of the reduction variable. Only generate the def if
8587 * omp-low.c (expand_omp_for_generic): When converting to a pointer
8588 make sure to first convert to an integer of the same precision.
8589 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
8590 the type of the evolution correctly in computing the new
8591 induction variable base.
8593 2009-04-16 Richard Guenther <rguenther@suse.de>
8596 * tree-cfg.c (make_blocks): Split statements with to-be
8597 abnormal SSA names on the lhs.
8599 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
8601 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
8602 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
8603 * c-typeck.c (really_start_incremental_init): Likewise.
8604 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
8605 (TARGET_INITIALIZER): Remove it.
8606 * target.h (struct target): Remove vector_opaque_p.
8607 * tree.c (build_opaque_vector_type): New.
8608 * tree.h (TYPE_VECTOR_OPAQUE): New.
8609 (build_opaque_vector_type): Declare.
8610 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
8611 * config/rs6000/rs6000.c (build_opaque_vector_type,
8612 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
8613 (rs6000_init_builtins): Use build_opaque_vector_type for
8614 opaque_V4SI_type_node.
8616 2009-04-15 Catherine Moore <clm@codesourcery.com>
8618 * debug.h (set_name): Declare.
8619 * dwarf2out.c (dwarf2out_set_name): Declare.
8620 (dwarf2_debug_hooks): Add set_name.
8621 (find_AT_string): New.
8622 (add_AT_string): Call find_AT_string.
8623 (dwarf2out_set_name): New.
8624 * cp/decl.c (grokdeclarator): Call set_name.
8625 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
8626 * debug.c (do_nothing_debug_hooks): Likewise.
8627 * dbxout.c (dbx_debug_hooks): Likewise.
8628 * sdbout.c (sdb_debug_hooks): Likewise.
8630 2009-04-15 Michael Eager <eager@eagercon.com>
8632 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
8633 reg for single-precision FPU.
8634 * config/rs6000/rs6000.md (movsi_internal1): Only for
8636 (movsi_internal1_single): New. Add pattern to move SI values to/from
8637 single-precision FP regs.
8639 2009-04-15 Richard Guenther <rguenther@suse.de>
8641 * omp-low.c (lower_rec_input_clauses): Build correct address
8643 (expand_omp_for_generic): Fix multiplication type.
8644 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
8645 (generate_memset_zero): Fix types.
8646 * tree-profile.c (prepare_instrumented_value): Correctly
8649 2009-04-15 Ian Lance Taylor <iant@google.com>
8651 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
8652 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
8653 for -Wall and for -Wc++-compat.
8654 (c_common_post_options): For C++, set warn_enum_compare if not
8656 * c-tree.h (struct c_expr): Add field original_type.
8657 (build_external_ref): Update declaration.
8658 * c-parser.c (c_parser_braced_init): Set original_type.
8659 (c_parser_initelt): Likewise.
8660 (c_parser_expr_no_commas): Likewise.
8661 (c_parser_conditional_expression): Likewise.
8662 (c_parser_cast_expression): Likewise.
8663 (c_parser_unary_expression): Likewise. Pull setting of
8664 original_code to top of function.
8665 (c_parser_sizeof_expression): Set original_type.
8666 (c_parser_alignof_expression): Likewise.
8667 (c_parser_postfix_expression): Likewise. Pull setting of
8668 original_code to top of function.
8669 (c_parser_postfix_expression_after_paren_type): Set original_type.
8670 (c_parser_postfix_expression_after_primary): Likewise.
8671 (c_parser_expression): Likewise.
8672 * c-typeck.c (build_external_ref): Add type parameter. Change all
8674 (c_expr_sizeof_expr): Set original_type field.
8675 (parser_build_unary_op): Likewise.
8676 (parser_build_binary_op): Likewise. Optionally warn about
8677 comparisons of enums of different types.
8678 (digest_init): Set original_type field.
8679 (really_start_incremental_init): Likewise.
8680 (push_init_level, pop_init_level): Likewise.
8681 * doc/invoke.texi (Warning Options): -Wenum-compare now
8684 2009-04-15 Richard Guenther <rguenther@suse.de>
8686 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
8687 out a necessary conversion.
8688 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
8689 names we didn't value number.
8690 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
8692 2009-04-15 Richard Guenther <rguenther@suse.de>
8694 PR tree-optimization/39764
8695 * tree-ssa-ccp.c (get_value): Canonicalize value with
8696 canonicalize_float_value.
8698 2009-04-15 Jan Hubicka <jh@suse.cz>
8700 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
8701 Wrong version of patch.
8703 2009-04-15 Jan Hubicka <jh@suse.cz>
8705 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
8707 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
8709 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
8710 our distinct integral and vector types.
8712 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
8714 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
8715 * init.c (build_vtbl_address): Remove call to assemble_external.
8717 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
8719 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
8720 output for other floating point modes.
8722 2009-04-14 Diego Novillo <dnovillo@google.com>
8724 * diagnostic.c (diagnostic_report_diagnostic): Do not
8725 warn about loaded plugins for DK_ERROR and DK_WARNING.
8726 * c-decl.c (declspecs_add_type): Move call to
8727 invoke_plugin_callbacks ...
8728 * c-parser.c (c_parser_declspecs): ... here.
8729 * plugin.c (dump_active_plugins): Tidy output.
8731 2009-04-14 Diego Novillo <dnovillo@google.com>
8732 Le-Chun Wu <lcwu@google.com>
8734 * configure.ac: Add --enable-plugin support.
8735 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
8736 * Makefile.in (PLUGIN_H): Define.
8737 Export ENABLE_PLUGIN and GMPINC to site.exp.
8738 Add PLUGINLIBS to link command.
8739 Add/modify dependencies for plugin.o and files including plugin.h.
8741 * config.in: Regenerate.
8743 * opts.c (common_handle_option): Handle OPT_fplugin_ and
8746 2009-04-14 Le-Chun Wu <lcwu@google.com>
8748 * tree-pass.h (register_one_dump_file): Add a prototype for
8749 register_one_dump_file.
8750 * toplev.c (compile_file): Call initialize_plugins.
8751 (do_compile): Call invoke_plugin_callbacks.
8752 (toplev_main): Call invoke_plugin_callbacks.
8753 * common.opt: Add -fplugin= and -fplugin-arg-.
8754 * gcc-plugin.h: New public header file for plugins to include.
8755 * plugin.c: New source file.
8756 * plugin.h: New internal header file.
8757 * passes.c (register_one_dump_file): Make it external.
8759 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
8761 2009-04-14 Diego Novillo <dnovillo@google.com>
8763 * doc/plugins.texi: New.
8764 * doc/gccint.texi: Add reference to Plugins chapter.
8765 * doc/invoke.texi: Document -fplugin and -fplugin-arg
8766 * diagnostic.c (diagnostic_report_diagnostic): Warn about
8767 loaded plugins, if any.
8768 * timevar.def (TV_PLUGIN_INIT): Define.
8769 (TV_PLUGIN_RUN): Define.
8770 * plugin.c: Include timevar.h
8771 (plugins_active_p): New.
8772 (dump_active_plugins): New.
8773 (debug_active_plugins): New.
8775 2009-04-14 Joseph Myers <joseph@codesourcery.com>
8777 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
8779 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
8781 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
8783 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
8784 the same as a minus without a shift.
8786 2009-04-14 Nick Clifton <nickc@redhat.com>
8788 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
8789 comparisons with small integers will always produce a short
8792 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
8795 2008-12-19 Diego Novillo <dnovillo@google.com>
8797 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
8799 2009-04-14 Richard Guenther <rguenther@suse.de>
8801 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
8803 (verify_gimple_assign_binary): Likewise. Handle shifts and
8805 (verify_gimple_phi): Print the mismatched argument position.
8806 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
8808 (vect_update_init_of_dr): Likewise.
8809 * matrix-reorg.c (transform_access_sites): Do what the
8811 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
8813 2009-04-13 Michael Eager <eager@eagercon.com>
8815 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
8816 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
8817 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
8818 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
8819 remove duplicate config
8821 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8823 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
8824 file_name:line_number type locator of the call site.
8826 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
8828 * genautomata.c: Put blank after comma.
8829 (automaton_decls): New.
8830 (struct unit_usage): Add comments to member next.
8831 (store_alt_unit_usage): Keep the list ordered.
8832 (unit_present_on_list_p, equal_alternatives_p): New.
8833 (check_regexp_units_distribution): Check units distribution
8834 correctness correctly.
8835 (main): Don't write automata if error is found. Return correct
8838 * config/m68k/cf.md (cfv4_ds): Remove.
8839 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
8840 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
8842 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
8843 power4-load-ext, power4-store, power4-store-update,
8844 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
8845 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
8846 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
8847 power4-sqrt, power4-isync): Modify reservation to make correct
8848 unit distribution to automata.
8850 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
8851 power5-store-update, power5-two, power5-three, power5-lmul,
8852 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
8854 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
8856 * except.c (pass_set_nothrow_function_flags): Set name and add
8858 (set_nothrow_function_flags): Mention in the dump file when
8859 changing a function to nothrow.
8861 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
8864 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
8865 instead of unsigned long.
8867 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8869 * config/arm/arm.c (return_used_this_function): Remove.
8870 (arm_output_function_prologue): Remove use of
8871 return_used_this_function.
8872 (output_return_instruction): Replace use of
8873 return_used_this_function
8874 by cfun->machine->return_used_this_function.
8875 (arm_output_epilogue): Likewise.
8876 (arm_output_function_epilogue): Likewise.
8877 (thumb_unexpanded_epilogue): Likewise.
8878 * config/arm/arm.h (struct machine_function):
8879 New member return_used_this_function.
8881 2009-04-12 Mark Mitchell <mark@codesourcery.com>
8883 * doc/install.texi: Correct description of default directory for
8884 --with-gxx-include-dir.
8886 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
8888 * fold-const.c (build_range_check): Properly deal with enumeral and
8891 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
8893 * doc/invoke.texi (max_gcse_passes): Remove documentation.
8894 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
8895 * params.h (MAX_GCSE_PASSES): Remove.
8896 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
8897 in sequence. Remove ability to run multiple passes.
8898 (bypass_jumps): Report run as third CPROP pass.
8900 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
8903 * except.c (can_throw_external): Look at each insn in a SEQUENCE
8904 when deciding whether the whole SEQUENCE can throw.
8906 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
8909 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
8910 offseted label references.
8912 2009-04-11 Jan Hubicka <jh@suse.cz>
8914 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
8916 2009-04-11 Richard Guenther <rguenther@suse.de>
8919 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
8920 return variables as TREE_ADDRESSABLE.
8922 2009-04-11 Richard Guenther <rguenther@suse.de>
8924 PR tree-optimization/39713
8925 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
8926 reference trees have SSA_NAME operands.
8928 2009-04-11 Richard Guenther <rguenther@suse.de>
8931 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
8932 address expressions.
8934 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
8936 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
8937 match changes in Cygwin 1.7
8938 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
8939 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
8941 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
8943 PR tree-optimization/39701
8944 * doc/invoke.texi (Optimization Options): Document change in
8945 meaning and initialization of -fdelete-null-pointer-checks.
8947 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
8950 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
8952 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
8955 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
8957 2009-04-10 Chao-ying Fu <fu@mips.com>
8959 * doc/tm.texi (Instruction Output): Document
8960 TARGET_ASM_FINAL_POSTSCAN_INSN.
8961 * target.h (final_postscan_insn): New field in asm_out.
8962 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
8963 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
8964 * final.c (final_scan_insn): Call
8965 targetm.asm_out.final_postscan_insn after outputting
8966 an asm macro and a normal instruction.
8968 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
8969 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
8970 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
8971 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
8972 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
8974 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
8977 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
8978 variables as non-NULL even with -fdelete-null-pointer-checks.
8980 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
8982 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
8984 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
8987 * config/i386/i386.c (classify_argument): Handle SCmode with
8988 (bit_offset % 64) != 0.
8990 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
8992 * doc/invoke.texi (Optimize Options): Add cross-reference to
8993 -Q --help=optimizers examples.
8995 2009-04-10 Ben Elliston <bje@au.ibm.com>
8998 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
8999 regalign for the reg == fpr and TDmode case.
9001 2009-04-09 David Ayers <ayers@fsfe.org>
9004 * objc/objc-act.c (warn_with_method): Remove helper function.
9005 (check_duplicates): Call warning and inform directly.
9006 (really_start_method): Likewise.
9008 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
9010 * expmed.c (expand_divmod): Always use a comparison for a division
9011 by a large unsigned integer.
9013 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
9014 for things others than variables or functions as nonzero.
9016 2009-04-09 Nick Clifton <nickc@redhat.com>
9018 * unwind-compat.c: Change copyright header to refer to version
9019 3 of the GNU General Public License with version 3.1 of the
9020 GCC Runtime Library Exception and to point readers at the
9021 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
9022 * config/alpha/crtfastmath.c: Likewise.
9023 * config/alpha/linux-unwind.h: Likewise.
9024 * config/alpha/qrnnd.asm: Likewise.
9025 * config/alpha/vms-crt0-64.c: Likewise.
9026 * config/alpha/vms-crt0.c: Likewise.
9027 * config/alpha/vms-dwarf2.asm: Likewise.
9028 * config/alpha/vms-dwarf2eh.asm: Likewise.
9029 * config/alpha/vms-psxcrt0-64.c: Likewise.
9030 * config/alpha/vms-psxcrt0.c: Likewise.
9031 * config/alpha/vms_tramp.asm: Likewise.
9032 * config/arc/initfini.c: Likewise.
9033 * config/arc/lib1funcs.asm: Likewise.
9034 * config/arm/bpabi-v6m.S: Likewise.
9035 * config/arm/bpabi.S: Likewise.
9036 * config/arm/bpabi.c: Likewise.
9037 * config/arm/crti.asm: Likewise.
9038 * config/arm/crtn.asm: Likewise.
9039 * config/arm/ieee754-df.S: Likewise.
9040 * config/arm/ieee754-sf.S: Likewise.
9041 * config/arm/lib1funcs.asm: Likewise.
9042 * config/arm/libunwind.S: Likewise.
9043 * config/arm/linux-atomic.c: Likewise.
9044 * config/arm/mmintrin.h: Likewise.
9045 * config/arm/pr-support.c: Likewise.
9046 * config/arm/unaligned-funcs.c: Likewise.
9047 * config/arm/unwind-arm.c: Likewise.
9048 * config/arm/unwind-arm.h: Likewise.
9049 * config/avr/libgcc.S: Likewise.
9050 * config/bfin/crti.s: Likewise.
9051 * config/bfin/crtlibid.s: Likewise.
9052 * config/bfin/crtn.s: Likewise.
9053 * config/bfin/lib1funcs.asm: Likewise.
9054 * config/bfin/linux-unwind.h: Likewise.
9055 * config/cris/arit.c: Likewise.
9056 * config/cris/cris_abi_symbol.c: Likewise.
9057 * config/darwin-64.c: Likewise.
9058 * config/darwin-crt2.c: Likewise.
9059 * config/darwin-crt3.c: Likewise.
9060 * config/darwin.h: Likewise.
9061 * config/dbxelf.h: Likewise.
9062 * config/dfp-bit.c: Likewise.
9063 * config/dfp-bit.h: Likewise.
9064 * config/elfos.h: Likewise.
9065 * config/fixed-bit.c: Likewise.
9066 * config/fixed-bit.h: Likewise.
9067 * config/fp-bit.c: Likewise.
9068 * config/fp-bit.h: Likewise.
9069 * config/fr30/crti.asm: Likewise.
9070 * config/fr30/crtn.asm: Likewise.
9071 * config/fr30/lib1funcs.asm: Likewise.
9072 * config/freebsd-spec.h: Likewise.
9073 * config/frv/cmovd.c: Likewise.
9074 * config/frv/cmovh.c: Likewise.
9075 * config/frv/cmovw.c: Likewise.
9076 * config/frv/frvbegin.c: Likewise.
9077 * config/frv/frvend.c: Likewise.
9078 * config/frv/lib1funcs.asm: Likewise.
9079 * config/glibc-stdint.h: Likewise.
9080 * config/h8300/clzhi2.c: Likewise.
9081 * config/h8300/crti.asm: Likewise.
9082 * config/h8300/crtn.asm: Likewise.
9083 * config/h8300/ctzhi2.c: Likewise.
9084 * config/h8300/fixunssfsi.c: Likewise.
9085 * config/h8300/lib1funcs.asm: Likewise.
9086 * config/h8300/parityhi2.c: Likewise.
9087 * config/h8300/popcounthi2.c: Likewise.
9088 * config/i386/ammintrin.h: Likewise.
9089 * config/i386/att.h: Likewise.
9090 * config/i386/avxintrin.h: Likewise.
9091 * config/i386/biarch64.h: Likewise.
9092 * config/i386/bmmintrin.h: Likewise.
9093 * config/i386/cpuid.h: Likewise.
9094 * config/i386/cross-stdarg.h: Likewise.
9095 * config/i386/crtfastmath.c: Likewise.
9096 * config/i386/crtprec.c: Likewise.
9097 * config/i386/cygming-crtbegin.c: Likewise.
9098 * config/i386/cygming-crtend.c: Likewise.
9099 * config/i386/cygwin.asm: Likewise.
9100 * config/i386/emmintrin.h: Likewise.
9101 * config/i386/gmm_malloc.h: Likewise.
9102 * config/i386/gthr-win32.c: Likewise.
9103 * config/i386/i386.h: Likewise.
9104 * config/i386/immintrin.h: Likewise.
9105 * config/i386/linux-unwind.h: Likewise.
9106 * config/i386/linux64.h: Likewise.
9107 * config/i386/mm3dnow.h: Likewise.
9108 * config/i386/mmintrin-common.h: Likewise.
9109 * config/i386/mmintrin.h: Likewise.
9110 * config/i386/nmmintrin.h: Likewise.
9111 * config/i386/pmm_malloc.h: Likewise.
9112 * config/i386/pmmintrin.h: Likewise.
9113 * config/i386/smmintrin.h: Likewise.
9114 * config/i386/sol2-c1.asm: Likewise.
9115 * config/i386/sol2-ci.asm: Likewise.
9116 * config/i386/sol2-cn.asm: Likewise.
9117 * config/i386/sol2-gc1.asm: Likewise.
9118 * config/i386/tmmintrin.h: Likewise.
9119 * config/i386/unix.h: Likewise.
9120 * config/i386/w32-unwind.h: Likewise.
9121 * config/i386/wmmintrin.h: Likewise.
9122 * config/i386/x86-64.h: Likewise.
9123 * config/i386/x86intrin.h: Likewise.
9124 * config/i386/xmmintrin.h: Likewise.
9125 * config/ia64/crtbegin.asm: Likewise.
9126 * config/ia64/crtend.asm: Likewise.
9127 * config/ia64/crtfastmath.c: Likewise.
9128 * config/ia64/crti.asm: Likewise.
9129 * config/ia64/crtn.asm: Likewise.
9130 * config/ia64/fde-glibc.c: Likewise.
9131 * config/ia64/lib1funcs.asm: Likewise.
9132 * config/ia64/linux-unwind.h: Likewise.
9133 * config/ia64/quadlib.c: Likewise.
9134 * config/ia64/unwind-ia64.c: Likewise.
9135 * config/linux.h: Likewise.
9136 * config/m32c/m32c-lib1.S: Likewise.
9137 * config/m32c/m32c-lib2-trapv.c: Likewise.
9138 * config/m32c/m32c-lib2.c: Likewise.
9139 * config/m32r/initfini.c: Likewise.
9140 * config/m68hc11/larith.asm: Likewise.
9141 * config/m68hc11/m68hc11-crt0.S: Likewise.
9142 * config/m68k/cf.md: Likewise.
9143 * config/m68k/crti.s: Likewise.
9144 * config/m68k/crtn.s: Likewise.
9145 * config/m68k/lb1sf68.asm: Likewise.
9146 * config/m68k/linux-unwind.h: Likewise.
9147 * config/mcore/crti.asm: Likewise.
9148 * config/mcore/crtn.asm: Likewise.
9149 * config/mcore/lib1.asm: Likewise.
9150 * config/mips/linux-unwind.h: Likewise.
9151 * config/mips/loongson.h: Likewise.
9152 * config/mips/mips16.S: Likewise.
9153 * config/mmix/crti.asm: Likewise.
9154 * config/mmix/crtn.asm: Likewise.
9155 * config/pa/fptr.c: Likewise.
9156 * config/pa/hpux-unwind.h: Likewise.
9157 * config/pa/lib2funcs.asm: Likewise.
9158 * config/pa/linux-atomic.c: Likewise.
9159 * config/pa/linux-unwind.h: Likewise.
9160 * config/pa/milli64.S: Likewise.
9161 * config/pa/quadlib.c: Likewise.
9162 * config/pa/stublib.c: Likewise.
9163 * config/picochip/libgccExtras/adddi3.asm: Likewise.
9164 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
9165 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
9166 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
9167 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
9168 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
9169 * config/picochip/libgccExtras/divmod15.asm: Likewise.
9170 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
9171 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
9172 * config/picochip/libgccExtras/longjmp.asm: Likewise.
9173 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
9174 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
9175 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
9176 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
9177 * config/picochip/libgccExtras/setjmp.asm: Likewise.
9178 * config/picochip/libgccExtras/subdi3.asm: Likewise.
9179 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
9180 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
9181 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
9182 * config/rs6000/750cl.h: Likewise.
9183 * config/rs6000/altivec.h: Likewise.
9184 * config/rs6000/biarch64.h: Likewise.
9185 * config/rs6000/crtresfpr.asm: Likewise.
9186 * config/rs6000/crtresgpr.asm: Likewise.
9187 * config/rs6000/crtresxfpr.asm: Likewise.
9188 * config/rs6000/crtresxgpr.asm: Likewise.
9189 * config/rs6000/crtsavfpr.asm: Likewise.
9190 * config/rs6000/crtsavgpr.asm: Likewise.
9191 * config/rs6000/darwin-asm.h: Likewise.
9192 * config/rs6000/darwin-fallback.c: Likewise.
9193 * config/rs6000/darwin-fpsave.asm: Likewise.
9194 * config/rs6000/darwin-ldouble.c: Likewise.
9195 * config/rs6000/darwin-tramp.asm: Likewise.
9196 * config/rs6000/darwin-unwind.h: Likewise.
9197 * config/rs6000/darwin-vecsave.asm: Likewise.
9198 * config/rs6000/darwin-world.asm: Likewise.
9199 * config/rs6000/e500crtres32gpr.asm: Likewise.
9200 * config/rs6000/e500crtres64gpr.asm: Likewise.
9201 * config/rs6000/e500crtres64gprctr.asm: Likewise.
9202 * config/rs6000/e500crtrest32gpr.asm: Likewise.
9203 * config/rs6000/e500crtrest64gpr.asm: Likewise.
9204 * config/rs6000/e500crtresx32gpr.asm: Likewise.
9205 * config/rs6000/e500crtresx64gpr.asm: Likewise.
9206 * config/rs6000/e500crtsav32gpr.asm: Likewise.
9207 * config/rs6000/e500crtsav64gpr.asm: Likewise.
9208 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
9209 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
9210 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
9211 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
9212 * config/rs6000/eabi-ci.asm: Likewise.
9213 * config/rs6000/eabi-cn.asm: Likewise.
9214 * config/rs6000/eabi.asm: Likewise.
9215 * config/rs6000/linux-unwind.h: Likewise.
9216 * config/rs6000/linux64.h: Likewise.
9217 * config/rs6000/paired.h: Likewise.
9218 * config/rs6000/paired.md: Likewise.
9219 * config/rs6000/ppc64-fp.c: Likewise.
9220 * config/rs6000/ppu_intrinsics.h: Likewise.
9221 * config/rs6000/rs6000.h: Likewise.
9222 * config/rs6000/si2vmx.h: Likewise.
9223 * config/rs6000/sol-ci.asm: Likewise.
9224 * config/rs6000/sol-cn.asm: Likewise.
9225 * config/rs6000/spe.h: Likewise.
9226 * config/rs6000/spu2vmx.h: Likewise.
9227 * config/rs6000/sysv4.h: Likewise.
9228 * config/rs6000/tramp.asm: Likewise.
9229 * config/rs6000/vec_types.h: Likewise.
9230 * config/s390/linux-unwind.h: Likewise.
9231 * config/s390/tpf-unwind.h: Likewise.
9232 * config/score/crti.asm: Likewise.
9233 * config/score/crtn.asm: Likewise.
9234 * config/sh/crt1.asm: Likewise.
9235 * config/sh/crti.asm: Likewise.
9236 * config/sh/crtn.asm: Likewise.
9237 * config/sh/divtab-sh4-300.c: Likewise.
9238 * config/sh/divtab-sh4.c: Likewise.
9239 * config/sh/divtab.c: Likewise.
9240 * config/sh/lib1funcs-4-300.asm: Likewise.
9241 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
9242 * config/sh/lib1funcs.asm: Likewise.
9243 * config/sh/lib1funcs.h: Likewise.
9244 * config/sh/linux-atomic.asm: Likewise.
9245 * config/sh/linux-unwind.h: Likewise.
9246 * config/sh/shmedia.h: Likewise.
9247 * config/sh/sshmedia.h: Likewise.
9248 * config/sh/ushmedia.h: Likewise.
9249 * config/sparc/crtfastmath.c: Likewise.
9250 * config/sparc/linux-unwind.h: Likewise.
9251 * config/sparc/sol2-c1.asm: Likewise.
9252 * config/sparc/sol2-ci.asm: Likewise.
9253 * config/sparc/sol2-cn.asm: Likewise.
9254 * config/spu/divmodti4.c: Likewise.
9255 * config/spu/divv2df3.c: Likewise.
9256 * config/spu/float_disf.c: Likewise.
9257 * config/spu/float_unsdidf.c: Likewise.
9258 * config/spu/float_unsdisf.c: Likewise.
9259 * config/spu/float_unssidf.c: Likewise.
9260 * config/spu/mfc_multi_tag_release.c: Likewise.
9261 * config/spu/mfc_multi_tag_reserve.c: Likewise.
9262 * config/spu/mfc_tag_release.c: Likewise.
9263 * config/spu/mfc_tag_reserve.c: Likewise.
9264 * config/spu/mfc_tag_table.c: Likewise.
9265 * config/spu/multi3.c: Likewise.
9266 * config/spu/spu_internals.h: Likewise.
9267 * config/spu/spu_intrinsics.h: Likewise.
9268 * config/spu/spu_mfcio.h: Likewise.
9269 * config/spu/vec_types.h: Likewise.
9270 * config/spu/vmx2spu.h: Likewise.
9271 * config/stormy16/stormy16-lib2.c: Likewise.
9272 * config/svr4.h: Likewise.
9273 * config/sync.c: Likewise.
9274 * config/v850/lib1funcs.asm: Likewise.
9275 * config/vxlib-tls.c: Likewise.
9276 * config/vxlib.c: Likewise.
9277 * config/vxworks-dummy.h: Likewise.
9278 * config/xtensa/crti.asm: Likewise.
9279 * config/xtensa/crtn.asm: Likewise.
9280 * config/xtensa/ieee754-df.S: Likewise.
9281 * config/xtensa/ieee754-sf.S: Likewise.
9282 * config/xtensa/lib1funcs.asm: Likewise.
9283 * config/xtensa/lib2funcs.S: Likewise.
9284 * config/xtensa/linux-unwind.h: Likewise.
9285 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
9286 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
9287 * coretypes.h: Likewise.
9288 * crtstuff.c: Likewise.
9289 * defaults.h: Likewise.
9290 * dwarf2.h: Likewise.
9291 * emutls.c: Likewise.
9292 * gbl-ctors.h: Likewise.
9293 * gcov-io.h: Likewise.
9294 * ginclude/float.h: Likewise.
9295 * ginclude/iso646.h: Likewise.
9296 * ginclude/stdarg.h: Likewise.
9297 * ginclude/stdbool.h: Likewise.
9298 * ginclude/stddef.h: Likewise.
9299 * ginclude/stdfix.h: Likewise.
9300 * ginclude/stdint-gcc.h: Likewise.
9301 * ginclude/tgmath.h: Likewise.
9302 * gthr-aix.h: Likewise.
9303 * gthr-dce.h: Likewise.
9304 * gthr-gnat.c: Likewise.
9305 * gthr-gnat.h: Likewise.
9306 * gthr-lynx.h: Likewise.
9307 * gthr-mipssde.h: Likewise.
9308 * gthr-nks.h: Likewise.
9309 * gthr-posix.c: Likewise.
9310 * gthr-posix.h: Likewise.
9311 * gthr-posix95.h: Likewise.
9312 * gthr-rtems.h: Likewise.
9313 * gthr-single.h: Likewise.
9314 * gthr-solaris.h: Likewise.
9315 * gthr-tpf.h: Likewise.
9316 * gthr-vxworks.h: Likewise.
9317 * gthr-win32.h: Likewise.
9319 * libgcc2.c: Likewise.
9320 * libgcc2.h: Likewise.
9321 * libgcov.c: Likewise.
9322 * tsystem.h: Likewise.
9323 * typeclass.h: Likewise.
9324 * unwind-c.c: Likewise.
9325 * unwind-compat.h: Likewise.
9326 * unwind-dw2-fde-compat.c: Likewise.
9327 * unwind-dw2-fde-darwin.c: Likewise.
9328 * unwind-dw2-fde-glibc.c: Likewise.
9329 * unwind-dw2-fde.c: Likewise.
9330 * unwind-dw2-fde.h: Likewise.
9331 * unwind-dw2.c: Likewise.
9332 * unwind-dw2.h: Likewise.
9333 * unwind-generic.h: Likewise.
9334 * unwind-pe.h: Likewise.
9335 * unwind-sjlj.c: Likewise.
9336 * unwind.inc: Likewise.
9337 * config/arm/neon-gen.ml: Change generated copyright header to
9338 refer to version 3 of the GNU General Public License with
9339 version 3.1 of the GCC Runtime Library Exception and to point
9340 readers at the COPYING3 and COPYING3.RUNTIME files and the
9341 FSF's license web page.
9342 * config/arm/arm_neon.h: Regenerate.
9344 2009-04-09 Jakub Jelinek <jakub@redhat.com>
9346 * config/cris/cris.md: Change copyright header to refer to version
9347 3 of the GNU General Public License.
9348 * doc/install.texi2html: Change copyright header to refer to version
9349 3 of the GNU General Public License and to point readers at the
9350 COPYING3 file and the FSF's license web page.
9351 * config/vax/linux.h: Likewise.
9353 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
9355 * config/i386/i386.md (cmpcc): New.
9356 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
9357 (sync_compare_and_swap_cc*): Delete.
9359 * config/s390/s390.c (s390_compare_emitted): Remove.
9360 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
9361 s390_compare_emitted used to be handled. Assert that modes match.
9362 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
9363 refer to sync_compare_and_swap_ccsi.
9364 * config/s390/s390.h (s390_compare_emitted): Remove.
9365 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
9366 instead of s390_compare_emitted.
9367 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
9368 instead of s390_compare_emitted.
9369 * config/s390/s390.md (cmpcc): New.
9370 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
9371 CC_REGNUM, do not pretend it's set.
9372 (sync_compare_and_swap_cc*): Delete.
9373 * config/s390/predicates.md (cc_reg_operand): New.
9375 * expr.c (sync_compare_and_swap_cc): Delete.
9376 * optabs.h (sync_compare_and_swap_cc): Delete.
9377 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
9378 is being used with can_compare_p.
9379 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
9381 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
9382 look for a MODE_CC set instead. Use emit_store_flag.
9383 (expand_compare_and_swap_loop): Likewise, with some additional
9384 complication to avoid a force_reg when useless. Use
9385 emit_cmp_and_jump_insns.
9386 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
9387 * doc/md.texi (sync_compare_and_swap_cc): Merge with
9388 sync_compare_and_swap documentation.
9390 2009-04-09 Jan Hubicka <jh@suse.cz>
9392 * except.c (find_prev_try): Break out from ....
9393 (duplicate_eh_regions): ... here; properly update prev_try pointers
9394 when duplication part of tree.
9395 (dump_eh_tree): Improve dumping.
9396 (verify_eh_region): New.
9397 (verify_eh_tree): Use it.
9399 2009-04-06 Richard Guenther <rguenther@suse.de>
9401 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
9402 &ARRAY addresses by adjusting their types and prepending
9404 * tree-cfg.c (verify_gimple_assign_single): Verify that
9405 addresses are correct.
9407 2009-04-09 Richard Guenther <rguenther@suse.de>
9409 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
9410 indices into an array reference if possible.
9411 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
9412 Fold POINTER_PLUS_EXPR statements with invariant address.
9414 2009-04-09 Alan Modra <amodra@bigpond.net.au>
9417 * config.gcc (powerpc64-*-linux*): Always build biarch.
9419 2009-04-09 Joseph Myers <joseph@codesourcery.com>
9422 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
9423 it and pedwarn if this results in an INTEGER_CST.
9425 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9427 * doc/install.texi: Update minimum GMP version. Remove obsolete
9428 text in MPFR section.
9430 2009-04-08 Jakub Jelinek <jakub@redhat.com>
9432 * dwarf2out.c (class_scope_p): New static inline.
9433 (class_or_namespace_scope_p): Use it.
9434 (gen_variable_die): Use DW_TAG_member tag for static data member
9435 declarations instead of DW_TAG_variable.
9438 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
9441 2009-04-08 Richard Guenther <rguenther@suse.de>
9443 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
9444 valueize random data.
9446 2009-04-08 David Edelsohn <edelsohn@gnu.org>
9448 * config.gcc (aix tm_file): Add aix-stdint.h.
9449 (aix tm clause use_gcc_stdint): Set to wrap.
9450 * config/rs6000/aix-stdint.h: New file.
9452 2009-04-08 Richard Guenther <rguenther@suse.de>
9455 * tree-dfa.c (add_referenced_var): Do not recurse into
9456 global initializers.
9457 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
9459 (fold_const_aggregate_ref): Likewise.
9461 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
9463 * recog.c (ordered_comparison_operator): New.
9464 * gensupport.c (std_preds): Add it.
9465 * doc/md.texi (Machine-Independent Predicates): Document it.
9467 2009-04-08 Jan Hubicka <jh@suse.cz>
9469 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
9470 * function.h (rtl_eh): Remove exception_handler_label_map.
9471 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
9472 remove_exception_handler_label, for_each_eh_label_1): Remove.
9473 (rtl_remove_unreachable_regions): Remove.
9474 (convert_from_eh_region_ranges): Do not remove unreachable regions.
9475 (find_exception_handler_labels): Don't build the hashtable.
9476 (maybe_remove_eh_handler): Remove.
9477 (for_each_eh_label): Rewrite to walk the tree.
9478 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
9479 * except.h (maybe_remove_eh_handler): Remove.
9480 * passes.c (init_optimization_passes): Schedule second EH cleanup
9482 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
9483 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
9485 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
9487 * genoutput.c (validate_optab_operands): New.
9488 (gen_insn, gen_expand): Call it.
9490 * genflags.c (gen_insn): Detect misused iterators.
9491 (main): Pass line_no to gen_insn, exit with status 1 on error.
9493 * genextract.c (line_no): Make global.
9494 (VEC_safe_set_locstr): Change assertion to error message.
9495 (main): Exit with status 1 on error.
9497 2009-04-08 Joseph Myers <joseph@codesourcery.com>
9501 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
9502 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
9503 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
9504 * c-convert.c (convert): Do not call fold on results of conversion
9505 functions when the result is a C_MAYBE_CONST_EXPR.
9506 * c-parser.c (c_parser_postfix_expression): Do not fold condition
9507 of __builtin_choose_expr.
9508 * c-typeck.c (remove_c_maybe_const_expr): New.
9509 (build_unary_op, build_conditional_expr, build_compound_expr,
9510 build_binary_op, c_objc_common_truthvalue_conversion): Call
9511 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
9514 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
9516 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
9517 CODE to produce a new one. Add a prototype to use fold_convert_const
9519 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
9522 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
9523 mix declarations and code.
9525 2009-04-08 Ben Elliston <bje@au.ibm.com>
9527 * gcc.c: Replace `CC' with `GCC' throughout.
9529 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
9531 * doc/invoke.texi: Document Atom support.
9533 2009-04-07 Jason Merrill <jason@redhat.com>
9536 * c-common.h, c-common.c: Add flag_pretty_templates.
9537 * c-opts.c (c_common_handle_option): Set it.
9538 * c.opt: Add -fno-pretty-templates.
9539 * doc/invoke.texi (C++ Dialect Options): Likewise.
9541 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
9543 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
9544 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
9545 (ia64_expand_builtin): Likewise.
9547 2009-04-07 Martin Jambor <mjambor@suse.cz>
9549 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
9550 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
9551 ADDR_EXPRS are include too.
9553 2009-04-07 Richard Guenther <rguenther@suse.de>
9555 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
9556 decls are only used if passes as parameters or if they are
9557 local statics and the call is not to a builtin.
9558 (call_may_clobber_ref_p_1): Likewise.
9560 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
9562 * expr.c (do_store_flag): Remove last argument. Simplify code
9563 to avoid duplication of tests already done by can_compare_p.
9564 (expand_expr_real_1): Adjust caller.
9566 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
9568 * optabs.c (can_compare_p): Test the predicate of a
9569 cbranch and cstore pattern.
9571 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
9573 * expr.c (convert_move): Use emit_store_flag instead of
9576 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
9578 * config/i386/i386.c (ix86_compare_emitted): Remove.
9579 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
9580 ix86_compare_op0 like ix86_compare_emitted used to be handled.
9581 * config/i386/i386.h (ix86_compare_emitted): Remove.
9582 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
9583 instead of ix86_compare_emitted.
9584 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
9586 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
9588 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
9589 Add t-sysroot-suffix to tmake_file.
9590 * config/print-sysroot-suffix.sh: New file.
9591 * config/t-sysroot-suffix: New file.
9593 2009-04-07 Ben Elliston <bje@au.ibm.com>
9595 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
9596 as the latter produces a warning when the target does not support
9599 2009-04-07 Ben Elliston <bje@au.ibm.com>
9601 * dfp.c: Replace type punning assignments with memcpy throughout.
9602 * Makefile.in (dfp.o-warn): Remove.
9604 2009-04-07 Alan Modra <amodra@bigpond.net.au>
9607 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
9608 Include soft-fp/t-softfp after rs6000/t-linux64.
9610 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
9612 * stor-layout.c (set_sizetype): Use the full precision of their
9613 machine mode for bitsize types.
9615 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
9617 * config/i386/i386.md: Revert 2 accidental checkins.
9619 2009-04-06 Joey Ye <joey.ye@intel.com>
9620 Xuepeng Guo <xuepeng.guo@intel.com>
9621 H.J. Lu <hongjiu.lu@intel.com>
9623 Atom pipeline model, tuning and insn selection.
9624 * config.gcc (atom): Add atom config options and target.
9626 * config/i386/atom.md: New.
9628 * config/i386/i386.c (atom_cost): New cost.
9629 (m_ATOM): New macro flag.
9630 (initial_ix86_tune_features): Set m_ATOM.
9631 (x86_accumulate_outgoing_args): Likewise.
9632 (x86_arch_always_fancy_math_387): Likewise.
9633 (processor_target): Add Atom cost.
9634 (cpu_names): Add Atom cpu name.
9635 (override_options): Set Atom ISA.
9636 (ix86_issue_rate): New case PROCESSOR_ATOM.
9637 (ix86_adjust_cost): Likewise.
9639 * config/i386/i386.h (TARGET_ATOM): New target macro.
9640 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
9641 (TARGET_OPT_AGU): New target option.
9642 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
9643 (processor_type): Add PROCESSOR_ATOM.
9645 * config/i386/i386.md (cpu): Add new value "atom".
9646 (use_carry, movu): New attr.
9647 (atom.md): Include atom.md.
9648 (adddi3_carry_rex64): Set attr "use_carry".
9649 (addqi3_carry): Likewise.
9650 (addhi3_carry): Likewise.
9651 (addsi3_carry): Likewise.
9652 (*addsi3_carry_zext): Likewise.
9653 (subdi3_carry_rex64): Likewise.
9654 (subqi3_carry): Likewise.
9655 (subhi3_carry): Likewise.
9656 (subsi3_carry): Likewise.
9657 (x86_movdicc_0_m1_rex64): Likewise.
9658 (*x86_movdicc_0_m1_se): Likewise.
9659 (x86_movsicc_0_m1): Likewise.
9660 (*x86_movsicc_0_m1_se): Likewise.
9661 (*adddi_1_rex64): Emit add insn as much as possible.
9662 (*addsi_1): Likewise.
9663 (return_internal): Set atom_unit.
9664 (return_internal_long): Likewise.
9665 (return_pop_internal): Likewise.
9666 (*rcpsf2_sse): Set atom_sse_attr attr.
9667 (*qrt<mode>2_sse): Likewise.
9668 (*prefetch_sse): Likewise.
9670 * config/i386/i386-c.c (ix86_target_macros_internal): New case
9672 (ix86_target_macros_internal): Likewise.
9674 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
9675 (*prefetch_sse_rex): Likewise.
9676 (sse_rcpv4sf2): Likewise.
9677 (sse_vmrcpv4sf2): Likewise.
9678 (sse_sqrtv4sf2): Likewise.
9679 (<sse>_vmsqrt<mode>2): Likewise.
9680 (sse_ldmxcsr): Likewise.
9681 (sse_stmxcsr): Likewise.
9682 (*sse_sfence): Likewise.
9683 (sse2_clflush): Likewise.
9684 (*sse2_mfence): Likewise.
9685 (*sse2_lfence): Likewise.
9686 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
9687 (<sse>_movup<ssemodesuffixf2c>): Likewise.
9688 (avx_movdqu<avxmodesuffix>): Likewise.
9689 (avx_lddqu<avxmodesuffix>): Likewise.
9690 (sse2_movntv2di): Change attr "type" to "ssemov".
9691 (sse2_movntsi): Likewise.
9692 (rsqrtv8sf2): Change attr "type" to "sseadd".
9693 (sse3_addsubv2df3): Set attr "atom_unit".
9694 (sse3_h<plusminus_insn>v4sf3): Likewise.
9695 (*sse2_pmaddwd): Likewise.
9696 (*vec_extractv2di_1_rex64): Likewise.
9697 (*vec_extractv2di_1_avx): Likewise.
9698 (sse2_psadbw): Likewise.
9699 (ssse3_phaddwv8hi3): Likewise.
9700 (ssse3_phaddwv4hi3): Likewise.
9701 (ssse3_phadddv4si3): Likewise.
9702 (ssse3_phadddv2si3): Likewise.
9703 (ssse3_phaddswv8hi3): Likewise.
9704 (ssse3_phaddswv4hi3): Likewise.
9705 (ssse3_phsubwv8hi3): Likewise.
9706 (ssse3_phsubwv4hi3): Likewise.
9707 (ssse3_phsubdv4si3): Likewise.
9708 (ssse3_phsubdv2si3): Likewise.
9709 (ssse3_phsubswv8hi3): Likewise.
9710 (ssse3_phsubswv4hi3): Likewise.
9711 (ssse3_pmaddubsw128): Likewise.
9712 (sse3_pmaddubsw: Likewise.
9713 (ssse3_palignrti): Likewise.
9714 (ssse3_palignrdi): Likewise.
9716 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
9718 * doc/install.texi (Specific): Fix two cross-references to MinGW.
9720 2009-04-06 Richard Guenther <rguenther@suse.de>
9722 PR tree-optimization/28868
9723 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
9724 of which PHI results we inserted.
9725 (insert_into_preds_of_block): Record inserted PHIs.
9726 (eliminate): Eliminate redundant PHI nodes.
9727 (init_pre): Init inserted_phi_names.
9729 2009-04-06 Richard Guenther <rguenther@suse.de>
9731 PR tree-optimization/39643
9732 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
9733 IMAGPART_EXPRs of complex constants.
9734 (execute_fold_all_builtins): If we folded a call queue
9735 TODO_update_address_taken.
9737 2009-04-06 Jan Hubicka <jh@suse.cz>
9740 * except.c (remove_unreachable_regions): Propagate may_contain_throw
9743 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
9745 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
9747 (ic_invalidate_array): Likewise.
9749 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
9751 * calls.c (emit_library_call_value_1): Fix a problem with parameter
9752 alignment for library calls.
9754 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
9756 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
9757 (mingw32 tm clause use_gcc_stdint): Set to wrap.
9758 * config/i386/mingw-stdint.h: New file.
9760 2009-04-05 Richard Guenther <rguenther@suse.de>
9762 PR tree-optimization/39648
9763 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
9764 our &A vs. &A[0] IL deficiencies.
9766 2009-04-04 Jan Hubicka <jh@suse.cz>
9768 * except.c (sjlj_find_directly_reachable_regions): Be ready for
9769 removed toplevel regions.
9770 (sjlj_mark_call_sites): Likewise.
9772 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
9774 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
9775 (cygwin tm clause use_gcc_stdint): Set to wrap.
9776 * config/i386/cygwin-stdint.h: New file.
9778 2009-04-04 Richard Guenther <rguenther@suse.de>
9780 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
9781 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
9782 single-argument PHIs if we are in loop-closed SSA form.
9783 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
9784 for the pre-condition.
9785 (slpeel_tree_peel_loop_to_edge): Likewise.
9786 (vect_build_loop_niters): Take an optional sequence to append stmts.
9787 (vect_generate_tmps_on_preheader): Likewise.
9788 (vect_do_peeling_for_loop_bound): Take extra guards for the
9790 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
9791 the cost model check.
9792 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
9793 guards if we are going to peel. Do not apply versioning in that case.
9794 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
9795 (vect_do_peeling_for_loop_bound): Likewise.
9796 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
9797 loop bound only record extra pre-conditions, do not apply loop
9800 2009-04-04 Richard Guenther <rguenther@suse.de>
9802 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
9805 2009-04-04 Jan Hubicka <jh@suse.cz>
9807 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
9808 last_basic_block for size of bb->index indexed array.
9809 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
9810 compute_out, link_btr_uses, build_btr_def_use_webs,
9811 build_btr_def_use_webs, migrate_btr_defs): Likewise.
9813 2009-04-04 Jan Hubicka <jh@suse.cz>
9815 * except.c (remove_eh_handler_and_replace): Break out from ...
9816 (remove_eh_handler): ... here.
9817 (bring_to_root): New function.
9818 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
9819 handled ones, bring others to root of tree.
9821 2009-04-04 Jan Hubicka <jh@suse.cz>
9823 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
9824 (all_phis_safe_to_merge): New function.
9825 (update_info): New structure.
9826 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
9827 (cleanup_empty_eh): Update SSA if possible.
9829 2009-04-04 Richard Guenther <rguenther@suse.de>
9831 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
9832 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
9833 (append_vuse): Likewise.
9835 2009-04-04 Jakub Jelinek <jakub@redhat.com>
9837 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
9838 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
9839 instead of REG_UNSAVED for DW_CFA_undefined.
9840 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
9841 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
9844 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
9847 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
9848 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
9849 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
9851 2009-04-04 Richard Guenther <rguenther@suse.de>
9853 PR tree-optimization/8781
9854 PR tree-optimization/37892
9855 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
9856 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
9857 (valueize_refs): Call it for *& valueizations.
9858 (shared_reference_ops_from_ref): Rename to ...
9859 (valueize_shared_reference_ops_from_ref): ... this and valueize.
9860 (shared_reference_ops_from_call): Rename to ...
9861 (valueize_shared_reference_ops_from_call): ... this and valueize.
9862 (vn_reference_lookup): Update.
9863 (visit_reference_op_call): Likewise.
9864 * tree-ssa-pre.c (phi_translate_1): Fold *&.
9865 (eliminate): Value-replace the call address in call statements.
9867 2009-04-04 Richard Guenther <rguenther@suse.de>
9869 PR tree-optimization/39636
9870 * tree-ssa-forwprop.c
9871 (forward_propagate_addr_into_variable_array_index): Check for
9872 GIMPLE_ASSIGN before accessing the rhs code.
9874 2009-04-03 Jason Merrill <jason@redhat.com>
9876 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
9878 2009-04-03 Steve Ellcey <sje@cup.hp.com>
9880 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
9881 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
9882 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
9883 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
9884 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
9885 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
9886 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
9887 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
9888 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
9889 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
9890 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
9891 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
9892 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
9893 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
9894 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
9895 Use fr_reg_or_fp01_operand instead of fr_register_operand
9897 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
9898 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
9899 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
9901 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
9903 PR rtl-optimization/39607
9904 PR rtl-optimization/39631
9908 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
9909 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
9910 instead of DF_LR_OUT.
9911 * ira-lives.c (process_bb_node_lives): Ditto.
9912 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
9913 instead of DF_LR_{OUT,IN}.
9914 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
9915 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
9917 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
9919 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
9920 (execute_lower_omp): Always run but take the short way out if -fopenmp
9922 (gate_lower_omp): Remove, forcing the pass manager to always run the
9923 pass and always set PROP_gimple_lomp.
9924 (pass_lower_omp): Remove gate function.
9925 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
9926 PROP_trees. Instead, require it.
9927 * ipa-cp.c (pass_ipa_cp): Likewise.
9928 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
9929 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
9930 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
9931 and PROP_gimple_leh.
9933 2009-04-03 Richard Guenther <rguenther@suse.de>
9936 PR tree-optimization/23940
9937 PR tree-optimization/33237
9940 PR tree-optimization/36201
9941 PR tree-optimization/36230
9942 PR tree-optimization/38049
9943 PR tree-optimization/38207
9944 PR tree-optimization/38230
9945 PR tree-optimization/38301
9946 PR tree-optimization/38585
9948 PR tree-optimization/38985
9949 PR tree-optimization/39299
9950 * tree-ssa-structalias.h: Remove.
9951 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
9952 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
9953 (struct vuse_element_d): Remove.
9954 (struct vuse_vec_d): Likewise.
9955 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
9956 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
9957 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
9958 VUSE_ELEMENT_VAR): Likewise.
9959 (struct voptype_d): Likewise.
9960 (NUM_VOP_FREE_BUCKETS): Likewise.
9961 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
9962 (struct stmt_operands_d): Remove.
9963 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
9964 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
9965 VDEF_NUM, VDEF_VECT): Likewise.
9966 (copy_virtual_operands): Remove.
9967 (operand_build_cmp): Likewise.
9968 (create_ssa_artificial_load_stmt): Likewise.
9969 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
9970 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
9971 vuse_index and mayuse_index members. Pack and move done and iter_type
9972 members to the front.
9973 (SSA_OP_VMAYUSE): Remove.
9974 (SSA_OP_VIRTUAL_USES): Adjust.
9975 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
9976 (unlink_stmt_vdef): Declare.
9977 (add_to_addressable_set): Remove.
9978 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
9979 (vrp_visit_stmt): Likewise.
9980 * doc/tree-ssa.texi (Alias analysis): Update.
9981 * doc/invoke.texi (max-aliased-vops): Remove docs.
9982 (avg-aliased-vops): Likewise.
9983 * tree-into-ssa.c (syms_to_rename): Remove.
9984 (need_to_update_vops_p): Likewise.
9985 (need_to_initialize_update_ssa_p): Rename to ...
9986 (update_ssa_initialized_fn): ... this. Track function we are
9988 (symbol_marked_for_renaming): Simplify.
9989 (add_new_name_mapping): Do not set need_to_update_vops_p.
9990 (dump_currdefs): Use SYMS_TO_RENAME.
9991 (rewrite_update_stmt): Always walk all uses/defs.
9992 (dump_update_ssa): Adjust.
9993 (init_update_ssa): Take function argument. Track what we are
9995 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
9996 (create_new_def_for): Initialize for cfun, assert we are initialized
9998 (mark_sym_for_renaming): Simplify.
9999 (mark_set_for_renaming): Do not initialize update-ssa.
10000 (need_ssa_update_p): Simplify. Take function argument.
10001 (name_mappings_registered_p): Assert we ask for the correct function.
10002 (name_registered_for_update_p): Likewise.
10003 (ssa_names_to_replace): Likewise.
10004 (release_ssa_name_after_update_ssa): Likewise.
10005 (update_ssa): Likewise. Use SYMS_TO_RENAME.
10006 (dump_decl_set): Do not print a newline.
10007 (debug_decl_set): Do it here.
10008 (dump_update_ssa): And here.
10009 * tree-ssa-loop-im.c (move_computations): Adjust.
10010 (movement_possibility): Likewise.
10011 (determine_max_movement): Likewise.
10012 (gather_mem_refs_stmt): Likewise.
10013 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
10014 or NAME_MEMORY_TAG.
10015 * tree-complex.c (update_all_vops): Remove.
10016 (expand_complex_move): Adjust.
10017 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
10018 Simplify test for memory referencing statement. Exclude
10019 non-invariant ADDR_EXPRs.
10020 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
10021 * tree-loop-distribution.c (generate_memset_zero): Adjust.
10022 (rdg_flag_uses): Likewise.
10023 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
10025 (tree_optimize_tail_calls_1): Also split the
10026 edge from the entry block if we have degenerate PHI nodes in
10027 the first basic block.
10028 * tree.c (init_ttree): Remove memory-tag related code.
10029 (tree_code_size): Likewise.
10030 (tree_node_structure): Likewise.
10031 (build7_stat): Re-write to be build6_stat.
10032 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
10033 (SSA_VAR_P): Adjust.
10034 (struct tree_memory_tag): Remove.
10035 (struct tree_memory_partition_tag): Likewise.
10036 (union tree_node): Adjust.
10037 (build7): Re-write to be build6.
10038 * tree-pass.h (pass_reset_cc_flags): Remove.
10039 (TODO_update_address_taken): New flag.
10040 (pass_simple_dse): Remove.
10041 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
10042 * params.h (MAX_ALIASED_VOPS): Remove.
10043 (AVG_ALIASED_VOPS): Likewise.
10044 * omp-low.c (expand_omp_taskreg): Update SSA form.
10045 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
10046 aliases the lhs in a copy stmt.
10047 * tree-ssa-dse.c (struct address_walk_data): Remove.
10048 (memory_ssa_name_same): Likewise.
10049 (memory_address_same): Likewise.
10050 (get_kill_of_stmt_lhs): Likewise.
10051 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
10052 unused stores. Look through PHI nodes into post-dominated regions.
10053 (dse_optimize_stmt): Simplify. Properly remove stores.
10054 (tree_ssa_dse): Compute dominators.
10055 (execute_simple_dse): Remove.
10056 (pass_simple_dse): Likewise.
10057 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
10058 gimple_loaded_syms and gimple_stored_syms computation.
10059 * toplev.c (dump_memory_report): Dump alias and pta stats.
10060 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
10061 (vn_reference_eq): Likewise.
10062 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
10063 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
10064 valueize_vuses): Remove.
10065 (get_def_ref_stmt_vuses): Simplify. Rename to ...
10066 (get_def_ref_stmt_vuse): ... this.
10067 (vn_reference_lookup_2): New function.
10068 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
10069 walking equivalent vuses. Simplify.
10070 (vn_reference_lookup): Likewise.
10071 (vn_reference_insert): Likewise.
10072 (vn_reference_insert_pieces): Likewise.
10073 (visit_reference_op_call): Simplify.
10074 (visit_reference_op_load): Likewise.
10075 (visit_reference_op_store): Likewise.
10076 (init_scc_vn): Remove shared_lookup_vuses initialization.
10077 (free_scc_vn): Remove shared_lookup_vuses freeing.
10078 (sort_vuses, sort_vuses_heap): Remove.
10079 (get_ref_from_reference_ops): Export.
10080 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
10081 vector with single vuse pointer.
10082 (vn_reference_lookup_pieces, vn_reference_lookup,
10083 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
10084 (shared_vuses_from_stmt): Remove.
10085 (get_ref_from_reference_ops): Declare.
10086 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
10087 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
10088 memory-tag related code.
10089 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
10090 (likely_value): Add comment, skip static-chain of call statements.
10091 (surely_varying_stmt_p): Adjust.
10092 (gimplify_and_update_call_from_tree): Likewise.
10093 (execute_fold_all_builtins): Do not rebuild alias info.
10094 (gimplify_and_update_call_from_tree): Properly update VOPs.
10095 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
10096 (copy_ref_info): Remove memory-tag related code.
10097 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
10098 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
10099 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
10101 * tree-ssa-dom.c (gimple_p): Remove typedef.
10102 (eliminate_redundant_computations): Adjust.
10103 (record_equivalences_from_stmt): Likewise.
10104 (avail_expr_hash): Likewise.
10105 (avail_expr_eq): Likewise.
10106 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
10107 (stmt_makes_single_load): Likewise.
10108 (stmt_makes_single_store): Likewise.
10109 * tree-ssa-alias.c: Rewrite completely.
10110 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
10111 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
10112 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
10113 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
10114 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
10115 Remove public functions.
10116 (pass_reset_cc_flags): Remove.
10117 (pass_build_alias): Move ...
10118 * tree-ssa-structalias.c (pass_build_alias): ... here.
10119 * tree-ssa-alias.c (may_be_aliased): Move ...
10120 * tree-flow-inline.h (may_be_aliased): ... here.
10121 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
10122 count_uses_and_derefs): Move ...
10123 * gimple.c: ... here.
10124 * gimple.h (count_uses_and_derefs): Declare.
10125 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
10126 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
10127 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
10128 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
10129 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
10130 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
10131 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
10133 * tree-dfa.c (refs_may_alias_p): Move ...
10134 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
10135 * tree-ssa-alias.h: New file.
10136 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
10137 (statement_sink_location): Likewise.
10138 * opts.c (decode_options): Do not adjust max-aliased-vops or
10139 avg-aliased-vops values.
10140 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
10141 (TV_CALL_CLOBBER): Likewise.
10142 (TV_FLOW_SENSITIVE): Likewise.
10143 (TV_FLOW_INSENSITIVE): Likewise.
10144 (TV_MEMORY_PARTITIONING): Likewise.
10145 (TV_ALIAS_STMT_WALK): New timevar.
10146 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
10147 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
10148 (get_address_description): Remove memory-tag related code.
10149 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
10150 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
10151 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
10152 and immediate uses in statements. Document.
10153 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
10154 (dump_symbols): Remove.
10155 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
10156 * alias.c (get_deref_alias_set): New function split out from ...
10157 (get_alias_set): ... here.
10158 * alias.h (get_deref_alias_set): Declare.
10159 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
10160 type parameter. Remove restrict pointer handling. Create a
10161 ref-all pointer in case type-based alias sets do not conflict.
10162 (vect_analyze_data_refs): Remove SMT related code.
10163 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
10164 (vectorizable_load): Likewise.
10165 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
10166 (DR_SYMBOL_TAG, DR_VOPS): Remove.
10167 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
10168 Ignore vops and SMTs.
10169 (dr_analyze_alias): Likewise..
10170 (free_data_ref): Likewise.
10171 (create_data_ref): Likewise.
10172 (analyze_all_data_dependences): Likewise.
10173 (get_references_in_stmt): Adjust.
10174 * tree-flow-inline.h (gimple_aliases_computed_p,
10175 gimple_addressable_vars, gimple_call_clobbered_vars,
10176 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
10177 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
10178 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
10179 gimple_mem_ref_stats): Remove.
10180 (gimple_vop): New function.
10181 (op_iter_next_use): Remove vuses and mayuses cases.
10182 (op_iter_next_def): Remove vdefs case.
10183 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
10184 (clear_and_done_ssa_iter): Do not set removed fields.
10185 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
10186 Assert we are not iterating over vuses or vdefs if not also
10187 iterating over uses or defs.
10188 (op_iter_init_use): Likewise.
10189 (op_iter_init_def): Likewise.
10190 (op_iter_next_vdef): Remove.
10191 (op_iter_next_mustdef): Likewise.
10192 (op_iter_init_vdef): Likewise.
10193 (compare_ssa_operands_equal): Likewise.
10194 (link_use_stmts_after): Handle vuse operand.
10195 (is_call_used): Use is_call_clobbered.
10196 (is_call_clobbered): Global variables are always call clobbered,
10197 query the call-clobbers bitmap.
10198 (mark_call_clobbered): Ignore global variables.
10199 (clear_call_clobbered): Likewise.
10200 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
10201 virtual operands sanity check.
10202 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
10204 (TARGET_MEM_REF): Remove TMR_TAG operand.
10205 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
10206 Remove call-clobber related code.
10207 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
10208 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
10209 partitions or escape reason.
10210 (get_single_def_stmt, get_single_def_stmt_from_phi,
10211 get_single_def_stmt_with_phi): Remove.
10212 (dump_referenced_vars): Tidy.
10213 (get_ref_base_and_extent): Allow bare decls.
10214 (collect_dfa_stats): Adjust.
10215 * graphite.c (rename_variables_in_stmt): Adjust.
10216 (graphite_copy_stmts_from_block): Likewise.
10217 (translate_clast): Likewise.
10218 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
10220 (translate_vuse_through_block): Use the oracle.
10221 (phi_translate_1): Adjust.
10222 (value_dies_in_block_x): Use the oracle. Cache the outcome
10224 (valid_in_sets): Check if the VUSE for
10225 a REFERENCE is available.
10226 (eliminate): Do not remove stmts during elimination,
10227 instead queue and remove them afterwards.
10228 (do_pre): Do not rebuild alias info.
10229 (pass_pre): Run TODO_rebuild_alias before PRE.
10230 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
10231 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
10232 (mark_all_v_defs_stmt): Remove.
10233 (mark_all_v_defs_seq): Adjust.
10234 (sra_replace): Likewise.
10235 (scalarize_use): Likewise.
10236 (scalarize_copy): Likewise.
10237 (scalarize_init): Likewise.
10238 (scalarize_ldst): Likewise.
10239 (todoflags): Remove.
10240 (tree_sra): Do not rebuild alias info.
10241 (tree_sra_early): Adjust.
10242 (pass_sra): Run TODO_update_address_taken before SRA.
10243 * tree-predcom.c (set_alias_info): Remove.
10244 (prepare_initializers_chain): Do not call it.
10245 (mark_virtual_ops_for_renaming): Adjust.
10246 (mark_virtual_ops_for_renaming_list): Remove.
10247 (initialize_root_vars): Adjust.
10248 (initialize_root_vars_lm): Likewise.
10249 (prepare_initializers_chain): Likewise.
10250 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
10251 (may_propagate_copy_into_stmt): Likewise.
10252 (merge_alias_info): Do nothing for now.
10253 (propagate_tree_value_into_stmt): Adjust.
10254 (stmt_may_generate_copy): Likewise.
10255 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
10256 not mark symbols for renaming.
10257 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
10258 with the same statement, make sure to update the new pointed-to one.
10259 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
10260 call statements, do not mark symbols for renaming.
10261 (mark_operand_necessary): Dump something.
10262 (ref_may_be_aliased): New function.
10263 (mark_aliased_reaching_defs_necessary_1): New helper function.
10264 (mark_aliased_reaching_defs_necessary): Likewise.
10265 (mark_all_reaching_defs_necessary_1): Likewise.
10266 (mark_all_reaching_defs_necessary): Likewise.
10267 (propagate_necessity): Do not process virtual PHIs. For
10268 non-aliased loads mark all reaching definitions as necessary.
10269 For aliased loads and stores mark the immediate dominating
10270 aliased clobbers as necessary.
10271 (visited): New global static.
10272 (perform_tree_ssa_dce): Free visited bitmap after propagating
10274 (remove_dead_phis): Perform simple dead virtual PHI removal.
10275 (remove_dead_stmt): Properly unlink virtual operands when
10277 (eliminate_unnecessary_stmts): Schedule PHI removal after
10279 * tree-ssa-ter.c (is_replaceable_p): Adjust.
10280 (process_replaceable): Likewise.
10281 (find_replaceable_in_bb): Likewise.
10282 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
10283 based on the single gimple vop.
10284 (verify_flow_insensitive_alias_info): Remove.
10285 (verify_flow_sensitive_alias_info): Likewise.
10286 (verify_call_clobbering): Likewise.
10287 (verify_memory_partitions): Likewise.
10288 (verify_alias_info): Likewise.
10289 (verify_ssa): Adjust..
10290 (execute_update_addresses_taken): Export. Update SSA
10291 manually. Optimize only when optimizing. Use a local bitmap.
10292 (pass_update_address_taken): Remove TODO_update_ssa, add
10294 (pass_update_address_taken): Just use TODO_update_address_taken.
10295 (init_tree_ssa): Do not initialize addressable_vars.
10296 (verify_ssa): Verify new VUSE / VDEF properties.
10297 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
10298 Do not call verify_alias_info.
10299 (delete_tree_ssa): Clear the VUSE, VDEF operands.
10300 Do not free the loaded and stored syms bitmaps. Reset the escaped
10301 and callused solutions. Do not free addressable_vars.
10302 Remove memory-tag related code.
10303 (warn_uninitialized_var): Aliases are always available.
10304 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
10305 * lambda-code.c (can_put_in_inner_loop): Adjust.
10306 (can_put_after_inner_loop): Likewise.
10307 (perfect_nestify): Likewise.
10308 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
10309 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
10310 (vectorizable_conversion): Do not mark symbols for renaming.
10311 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
10312 (expand_call_inline): Unlink the calls virtual operands before
10314 (tree_function_versioning): Do not call update_ssa if we are not
10315 updating clones. Simplify.
10316 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
10317 (propagate_with_phi): Likewise..
10318 * tree-outof-ssa.c (create_temp): Remove memory tag and call
10319 clobber code. Assert we are not aliased or global.
10320 * tree-flow.h: Include tree-ssa-alias.h
10321 (enum escape_type): Remove.
10322 (struct mem_sym_stats_d): Likewise.
10323 (struct mem_ref_stats_d): Likewise.
10324 (struct gimple_df): Add vop member. Remove global_var,
10325 call_clobbered_vars, call_used_vars, addressable_vars,
10326 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
10327 escaped and callused members.
10328 (struct ptr_info_def): Remove all members, add points-to solution
10330 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
10331 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
10332 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
10333 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
10334 (tree-ssa-alias.o): Likewise.
10335 (toplev.o): Add tree-ssa-alias.h
10336 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
10337 * gimple.c (gimple_set_bb): Fix off-by-one error.
10338 (is_gimple_reg): Do not handle memory tags.
10339 (gimple_copy): Also copy virtual operands.
10340 Delay updating the statement. Do not reset loaded and stored syms.
10341 (gimple_set_stored_syms): Remove.
10342 (gimple_set_loaded_syms): Likewise.
10343 (gimple_call_copy_skip_args): Copy the virtual operands
10344 and mark the new statement modified.
10345 * tree-ssa-structalias.c (may_alias_p): Remove.
10346 (set_uids_in_ptset): Take the alias set to prune with as
10347 parameter. Fold in the alias test of may_alias_p.
10348 (compute_points_to_sets): Compute whether a ptr is dereferenced
10349 in a local sbitmap.
10350 (process_constraint): Deal with &ANYTHING on the lhs, reject all
10351 other ADDRESSOF constraints on the lhs.
10352 (get_constraint_for_component_ref): Assert that we don't get
10353 ADDRESSOF constraints from the base of the reference.
10354 Properly generate UNKNOWN_OFFSET for DEREF if needed.
10355 (struct variable_info): Remove collapsed_to member.
10356 (get_varinfo_fc): Remove.
10357 (new_var_info): Do not set collapsed_to.
10358 (dump_constraint): Do not follow cycles.
10359 (dump_constraint_graph): Likewise.
10360 (build_pred_graph): Likewise.
10361 (build_succ_graph): Likewise.
10362 (rewrite_constraints): Likewise.
10363 (do_simple_structure_copy): Remove.
10364 (do_rhs_deref_structure_copy): Remove.
10365 (do_lhs_deref_structure_copy): Remove.
10366 (collapse_rest_of_var): Remove.
10367 (do_structure_copy): Re-implement.
10368 (pta_stats): New global variable.
10369 (dump_pta_stats): New function.
10370 (struct constraint_expr): Make offset signed.
10371 (UNKNOWN_OFFSET): Define special value.
10372 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
10373 (solution_set_expand): New helper function split out from ...
10374 (do_sd_constraint): ... here.
10375 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
10376 (do_ds_constraint): Likewise.
10377 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
10378 and CALLUSED = *CALLUSED.
10379 (set_union_with_increment): Make inc argument signed.
10380 (type_safe): Remove.
10381 (get_constraint_for_ptr_offset): Handle unknown and negative
10383 (first_vi_for_offset): Handle offsets before start. Bail
10384 out early for offsets beyond the variable extent.
10385 (first_or_preceding_vi_for_offset): New function.
10386 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
10387 Together with ESCAPED = *ESCAPED this properly computes reachability.
10388 (find_what_var_points_to): New function.
10389 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
10390 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
10391 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
10392 pt_solutions_intersect): New functions.
10393 (compute_call_used_vars): Remove.
10394 (compute_may_aliases): New main entry into PTA computation.
10395 * gimple.h (gimple_p): New typedef.
10396 (struct gimple_statement_base): Remove references_memory_p.
10397 (struct gimple_statement_with_memory_ops_base): Remove
10398 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
10400 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
10401 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
10402 gimple_set_references_memory): Remove.
10403 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
10404 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
10406 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
10407 (verify_expr): Allow RESULT_DECL.
10408 (gimple_duplicate_bb): Do not copy virtual operands.
10409 (gimple_duplicate_sese_region): Adjust.
10410 (gimple_duplicate_sese_tail): Likewise.
10411 (mark_virtual_ops_in_region): Remove.
10412 (move_sese_region_to_fn): Do not call it.
10413 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
10414 and pass_simple_dse.
10415 (execute_function_todo): Handle TODO_update_address_taken,
10416 call execute_update_addresses_taken for TODO_rebuild_alias.
10417 (execute_todo): Adjust.
10418 (execute_one_pass): Init dump files early.
10419 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
10421 (create_general_new_stmt): Clear vops.
10422 * tree-ssa-reassoc.c (get_rank): Adjust.
10423 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
10424 symbols for renaming.
10425 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
10426 (PARAM_AVG_ALIASED_VOPS): Likewise.
10427 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
10428 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
10429 * tree-ssa-operands.c: Simplify for new virtual operand representation.
10430 (operand_build_cmp, copy_virtual_operands,
10431 create_ssa_artificial_load_stmt, add_to_addressable_set,
10432 gimple_add_to_addresses_taken): Remove public functions.
10433 (unlink_stmt_vdef): New function.
10435 2009-04-03 Alan Modra <amodra@bigpond.net.au>
10437 * config.gcc (powerpc-*-linux*): Merge variants.
10439 2009-04-02 Chao-ying Fu <fu@mips.com>
10440 James Grosbach <james.grosbach@microchip.com>
10442 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
10443 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
10445 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
10446 keep_interrupts_masked_p, use_debug_exception_return_p.
10447 (mips_attribute_table): Add interrupt, use_shadow_register_set,
10448 keep_interrupts_masked, use_debug_exception_return.
10449 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
10450 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
10452 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
10453 (mips_print_operand): Process COP0 registers to print $0 .. $31
10454 correctly for GAS to process.
10455 (mips_interrupt_extra_call_saved_reg_p): New function.
10456 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
10458 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
10459 (mips_compute_frame_info): Add supports for interrupt context that
10460 includes doubleword accumulators and COP0 registers.
10461 (mips_for_each_saved_acc): New function.
10462 (mips_for_each_saved_gpr_and_fpr): Change the function name from
10463 mips_for_each_saved_reg.
10464 (mips_save_reg): Save accumulators.
10465 (mips_kernel_reg_p): A new for_each_rtx callback.
10466 (mips_expand_prologue): Support interrupt handlers.
10467 (mips_restore_reg): Restore accumulators.
10468 (mips_expand_epilogue): Support interrupt handlers.
10469 (mips_can_use_return_insn): Return false for interrupt handlers.
10470 (mips_epilogue_uses): New function.
10471 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
10472 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
10473 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
10474 cop0_move): New instructions.
10475 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
10476 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
10478 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
10480 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
10481 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
10482 interrupt handlers, we use K0 as the temporary register.
10483 (EPILOGUE_USES): Change to a function call.
10484 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
10485 handlers, we use K0 as the temporary register.
10487 * doc/extend.texi (Function Attributes): Document interrupt,
10488 use_shadow_register_set, keep_interrupts_masked,
10489 use_debug_exception_return for MIPS attributes.
10491 2009-04-03 Alan Modra <amodra@bigpond.net.au>
10493 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
10494 Remove a number of t-files from tmake_file.
10495 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
10496 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
10497 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
10498 target_prototype, not TARGET_PROTOTYPE.
10499 (LINK_OS_GNU_SPEC): Define.
10500 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
10501 and darwin-ldoubdle.c.
10503 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
10506 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
10507 (cpp_options): Ditto.
10508 (default_compilers): Ditto.
10509 (display_help): Ditto.
10510 (process_command): Ditto.
10511 (do_spec_1): Ditto.
10512 (set_input): Use lbasename instead of duplicate code.
10513 (save_temps_prefix): New static for -save-temps=obj.
10514 (save_temps_length): Ditto.
10516 * doc/invoke.texi (-save-temps=obj): Document new variant to
10517 -save-temps switch.
10519 2009-04-02 Jeff Law <law@redhat.com>
10521 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
10524 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
10526 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
10527 * configure: Regenerated.
10529 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
10531 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
10532 share the argument list.
10534 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
10538 2009-02-12 Diego Novillo <dnovillo@google.com>
10540 * varpool.c (debug_varpool): New.
10541 * cgraph.h (debug_varpool): Declare.
10543 2009-04-02 Jan Hubicka <jh@suse.cz>
10545 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
10548 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
10550 * config/i386/i386.c (ix86_abi): Move initialization to ...
10551 (override_options): Here.
10553 2009-04-02 Christian Bruel <christian.bruel@st.com>
10555 * config/sh/sh.c (sh_dwarf_register_span): New function.
10556 (TARGET_DWARF_REGISTER_SPAN): Define.
10557 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
10559 2009-04-02 Ira Rosen <irar@il.ibm.com>
10561 PR tree-optimization/39595
10562 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
10563 interleaved loads group is not greater than the SLP group size.
10565 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
10567 * builtins.c (is_builtin_name): New.
10568 (called_as_built_in): Use is_builtin_name.
10569 * tree.h (is_builtin_name): New.
10570 * varasm.c (incorporeal_function_p): Use is_builtin_name
10572 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
10574 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
10576 2009-04-02 Dodji Seketeli <dodji@redhat.com>
10579 * c-decl.c (clone_underlying_type): Move this ...
10580 * c-common.c (set_underlying_type): ... here.
10581 Also, make sure the function properly sets TYPE_STUB_DECL() on
10582 the newly created typedef variant type.
10583 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
10584 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
10587 2009-04-02 Richard Guenther <rguenther@suse.de>
10589 PR tree-optimization/37221
10590 * tree-flow.h (degenerate_phi_result): Declare.
10591 * tree-ssa-dom.c (degenerate_phi_result): Export.
10592 * tree-scalar-evolution.c (analyze_initial_condition): If
10593 the initial condition is defined by a degenerate PHI node
10594 use the degenerate value.
10596 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
10598 PR rtl-optimization/39588
10599 * combine.c (merge_outer_ops): Do not set the constant when this
10601 (simplify_shift_const_1): Do not modify it either in this case.
10603 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
10605 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
10606 tuning is deprecated if -mtune value is set to an Itanium1 variant.
10608 2009-04-01 Janis Johnson <janis187@us.ibm.com>
10611 * c-lex.c (interpret_float): Default (no suffix) is double.
10613 2009-04-1 Xinliang David Li <davidxl@google.com>
10615 * config/i386/i386.c (legitimate_constant_p): Recognize
10616 all one vector constant.
10618 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
10620 * config/vax/vax.c: Add #includes to silence warnings.
10621 Change #include order to silence two warnings.
10623 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
10625 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
10626 (ASM_SPEC): Pass -k to the assembler for PIC code.
10628 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
10630 * config.gcc: Add vax-*-linux* to the switch.
10631 * config/vax/linux.h: New file. (TARGET_VERSION,
10632 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
10634 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
10636 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
10637 Use predicate macros instead of GET_CODE() == foo.
10638 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
10639 ashlsi3, rotrsi3, <unnamed>): Likewise.
10641 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
10643 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
10644 jbbccihi, jbbccisi): Remova trailing whitespace.
10645 * config/vax/constraints.md: Likewise.
10646 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
10647 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
10648 * config/vax/predicates.md: Likewise.
10649 * config/vax/vax.c (print_operand_address, vax_output_int_move,
10650 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
10651 * config/vax/vax.h: Likewise.
10652 * config/vax/vax.md (nonlocal_goto): Likewise.
10654 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
10656 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
10657 (indirectable_address_p, adjacent_operands_p): Add spaces around
10659 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
10661 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
10663 * config/vax/vax.c (legitimate_constant_address_p,
10664 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
10665 index_term_p, reg_plus_index_p, legitimate_address_p,
10666 vax_mode_dependent_address_p): Update comments to match functions
10667 modified by the recent int->bool conversion.
10669 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
10671 * config/vax/builtins.md: Update copyright message.
10672 * config/vax/constraints.md: Likewise.
10673 * config/vax/netbsd-elf.h: Likewise.
10674 * config/vax/predicates.md: Likewise.
10675 * config/vax/vax-protos.h: Likewise.
10676 * config/vax/vax.c: Likewise.
10677 * config/vax/vax.h: Likewise.
10678 * config/vax/vax.md: Likewise.
10679 * config/vax/vax.opt: Likewise.
10681 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
10683 * config/vax/builtins.md (ffssi2, ffssi2_internal,
10684 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
10685 * config/vax/constraints.md (B, R): Likewise.
10686 * config/vax/predicates.md (external_memory_operand,
10687 nonimmediate_addsub_di_operand): Likewise.
10688 * config/vax/vax.c (vax_output_int_add): Likewise.
10689 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
10690 untyped_call): Likewise.
10692 2009-04-01 Matt Thomas <matt@3am-software.com>
10694 * config/vax/predicates.md: New file.
10695 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
10696 external_const_operand, nonsymbolic_operand, external_memory_operand,
10697 indirect_memory_operand, indexed_memory_operand,
10698 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
10699 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
10701 * config/vax/constraints.md: New file.
10702 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
10704 * config/vax/builtins.md: New file.
10705 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
10706 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
10708 * config/vax/vax.opt (mqmath): Add option.
10709 * config/vax/vax.md (isfx): Extend with DI.
10710 (VAXintQH, VAXintQHSD): Define.
10711 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
10712 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
10713 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
10714 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
10715 (movdi): Update constraints and use vax_output_int_move().
10716 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
10717 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
10718 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
10719 nonlocal_goto): New.
10720 (mov<mode>): Extend accepted operand types.
10721 (subdi3_old): Rename from subdi3, change update constraints and use
10722 a new implementation.
10723 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
10724 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
10725 MOVE_RATIO, CLEAR_RATIO): Define.
10726 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
10727 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
10728 (PRINT_OPERAND): Redefine using a function instead of inlined code.
10729 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
10730 (split_quadword_operands): Make static and really allow variable
10732 (print_operand_address): Update for PIC generation.
10733 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
10734 indexable_address_p, fixup_mathdi_operand,
10735 vax_expand_addsub_di_operands, adjacent_operands_p): New.
10736 (vax_float_literal, legitimate_constant_p,
10737 indirectable_constant_address_p, index_term_p,
10738 reg_plus_index_p): Return bool instead of int.
10739 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
10741 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
10743 (vax_output_conditional_branch): Indent.
10744 (legitimate_constant_address_p, indirectable_constant_address_p,
10745 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
10746 vax_mode_dependent_address_p): Return bool instead of int, update for
10748 * config/vax/vax-protos.h (legitimate_constant_address_p,
10749 legitimate_constant_p, legitimate_address_p,
10750 vax_mode_dependent_address_p): Change declaration to bool.
10751 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
10752 vax_expand_addsub_di_operands, vax_output_int_subtract,
10753 vax_output_movmemsi): Declare.
10754 (split_quadword_operands, vax_float_literal): Delete declaration.
10755 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
10756 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
10757 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
10758 ASM_OUTPUT_DWARF_PCREL): Define.
10759 (ASM_SPEC): Change definition to allow PIC generation.
10761 2009-04-01 Steve Ellcey <sje@cup.hp.com>
10763 * doc/sourcebuild.texi: Update front-end requirements.
10765 2009-04-01 Jakub Jelinek <jakub@redhat.com>
10768 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
10769 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
10770 (booldi3_internal3): Use boolean_or_operator instead of
10773 2009-04-01 Joseph Myers <joseph@codesourcery.com>
10776 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
10777 declarator whose size is not an integer constant expression but
10778 folds to an integer constant, then treat it as a constant
10781 2009-04-01 Richard Guenther <rguenther@suse.de>
10783 * fold-const.c (fold_plusminus_mult_expr): Do not fold
10784 i * 4 + 2 to (i * 2 + 1) * 2.
10786 2009-04-01 Jakub Jelinek <jakub@redhat.com>
10789 * c-parser.c (c_parser_asm_statement): Skip until close paren and
10790 return if c_parser_asm_string_literal returned NULL.
10792 2009-04-01 Nick Clifton <nickc@redhat.com>
10794 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
10796 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
10797 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
10798 other typedefs to avoid conflicts with libgcc2.c. Define labels
10799 to gain 16-bit bit-manipulation functions from libgcc2.c and then
10801 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
10802 to gain 16-bit trapping arithmetic functions from libgcc2.c and
10805 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
10807 * varasm.c (default_function_rodata_section): Declare DOT as
10810 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
10811 Andrey Galkin <agalkin@hypercom.com>
10814 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
10815 Make object_name unique for each process.
10817 2009-04-01 Jakub Jelinek <jakub@redhat.com>
10820 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
10821 addressable variables in the parallel that could go out of scope while
10822 running queued tasks.
10824 2009-04-01 Anatoly Sokolov <aesok@post.ru>
10826 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
10827 (CASE_VALUES_THRESHOLD): Redefine.
10828 * config/avr/avr.c (avr_override_options): Remove initialization of
10829 avr_case_values_threshold variable.
10830 (avr_case_values_threshold): Remove variable. Add new function.
10831 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
10832 * config/avr/avr.opt (mno-tablejump): Remove option.
10833 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
10835 2009-04-01 DJ Delorie <dj@redhat.com>
10837 * varasm.c (default_function_rodata_section): Don't assume
10838 anything about where the first '.' in the section name is.
10840 2009-04-01 Alan Modra <amodra@bigpond.net.au>
10842 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
10843 rs6000_emit_stack_tie.
10845 2009-03-31 Ian Lance Taylor <iant@google.com>
10847 * tree-eh.c (tree_remove_unreachable_handlers): Compare
10848 gimple_code with GIMPLE_RESX, not RESX.
10850 2009-03-31 Joseph Myers <joseph@codesourcery.com>
10852 * c-common.c (c_get_ident): New.
10853 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
10855 2009-04-01 Ben Elliston <bje@au.ibm.com>
10857 * config/rs6000/sysv4.opt (msdata): Improve option description.
10859 2009-03-31 Steve Ellcey <sje@cup.hp.com>
10861 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
10862 (divdf3_internal_lat): Remove.
10863 (divxf3_internal_lat): Remove.
10864 (divxf3_internal_thr): Remove.
10865 (divxf): Use divxf3_internal.
10866 * config/ia64/div.md (divsf3_internal_lat): New.
10867 (divdf3_internal_lat): New.
10868 (divxf3_internal): New.
10870 2009-03-31 Joseph Myers <joseph@codesourcery.com>
10873 * Makefile.in (USE_GCC_STDINT): Define.
10874 (stmp-int-hdrs): Install stdint.h if applicable.
10875 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
10877 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
10878 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
10879 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
10880 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
10881 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
10882 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
10883 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
10884 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
10885 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
10886 (c_common_nodes_and_builtins): Initialize
10887 underlying_wchar_type_node. Do not initialize
10888 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
10889 nodes for new types.
10890 (c_stddef_cpp_builtins): Define macros for new types.
10891 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
10893 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
10894 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
10895 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
10896 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
10897 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
10898 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
10899 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
10900 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
10901 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
10902 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
10903 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
10904 int16_type_node, int32_type_node, int64_type_node,
10905 uint8_type_node, uint16_type_node, c_uint32_type_node,
10906 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
10907 int_least32_type_node, int_least64_type_node,
10908 uint_least8_type_node, uint_least16_type_node,
10909 uint_least32_type_node, uint_least64_type_node,
10910 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
10911 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
10912 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
10913 uintptr_type_node): Define.
10914 * c-cppbuiltin.c (builtin_define_constants,
10915 builtin_define_type_minmax): New.
10916 (builtin_define_stdint_macros): Define more macros.
10917 (c_cpp_builtins): Define more limit macros.
10918 (type_suffix): New.
10919 (builtin_define_type_max): Define in terms of
10920 builtin_define_type_minmax. Remove is_long parameter. All
10922 * config.gcc (use_gcc_stdint): Define.
10923 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
10924 Add newlib-stdint.h for generic targets.
10925 * config/glibc-stdint.h, config/newlib-stdint.h,
10926 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
10927 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
10928 * config/score/score.h (UINTPTR_TYPE): Define.
10929 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
10930 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
10931 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
10932 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
10933 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
10934 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
10935 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
10936 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
10937 * config/spu/spu.h (STDINT_LONG32): Define.
10938 * configure.ac (use_gcc_stdint): Substitute.
10939 * configure: Regenerate.
10940 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
10941 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
10942 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
10943 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
10944 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
10945 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
10946 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
10947 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
10948 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
10949 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
10950 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
10951 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
10952 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
10953 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
10954 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
10955 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
10956 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
10957 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
10958 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
10959 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
10960 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
10961 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
10962 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
10963 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
10964 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
10965 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
10966 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
10967 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
10968 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
10970 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
10972 * loop-iv.c (suitable_set_for_replacement): Renamed from
10973 simplify_using_assignment; changed to return bool and to accept new
10974 args DEST and SRC. Return true iff we find a source/destination pair
10975 that can be used to make a replacement, and fill SRC and DEST if so.
10976 Remove arg ALTERED. Don't deal with altered regs here. All callers
10978 (simplify_using_initial_values): Deal with altered regs here and track
10979 more precisely the effect they have on the validity of our expression.
10981 * loop-iv.c (simplify_using_condition): A condition of the form
10982 (EQ REG CONST) can be used to simply make a substitution.
10983 (simplify_using_initial_values): Keep track of conditions we have seen
10984 and keep using them to simplify new expressions, while applying the
10985 same substitutions to them as to the expression.
10987 * simplify-rtx.c (simplify_relational_operation_1): Simplify
10988 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
10991 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
10992 changed. Use this when trying to improve the upper bound.
10993 Generate the comparison by using simplify_gen_relational.
10995 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
10997 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
10999 (simplify_using_assignment, simplify_using_initial_values): Call
11000 replace_in_expr to make replacements. Call replace_single_def_regs
11001 once on the initial version of the expression.
11003 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11006 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
11008 2009-03-31 Richard Guenther <rguenther@suse.de>
11010 PR middle-end/31029
11011 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
11012 equality comparisons. Fold C - X CMP X if C % 2 == 1.
11014 2009-03-31 Richard Guenther <rguenther@suse.de>
11016 * tree.h (div_if_zero_remainder): Declare.
11017 * fold-const.c (div_if_zero_remainder): Export.
11018 * tree-ssa-forwprop.c
11019 (forward_propagate_addr_into_variable_array_index): Handle
11020 constant array index addition outside of the variable index.
11022 2009-03-31 Joseph Myers <joseph@codesourcery.com>
11025 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
11026 define_splits, floatunssi<mode>2): Require x87 conversions from
11027 DImode to be permitted.
11029 2009-03-31 Joseph Myers <joseph@codesourcery.com>
11031 PR preprocessor/15638
11032 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
11034 2009-03-31 Richard Guenther <rguenther@suse.de>
11036 PR middle-end/23401
11037 PR middle-end/27810
11038 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
11039 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
11040 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
11041 a separate statement.
11042 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
11043 (lookup_tmp_var): Likewise.
11044 (is_gimple_formal_tmp_or_call_rhs): Remove.
11045 (is_gimple_reg_or_call_rhs): Rename to ...
11046 (is_gimple_reg_rhs_or_call): ... this.
11047 (is_gimple_mem_or_call_rhs): Rename to ...
11048 (is_gimple_mem_rhs_or_call): ... this.
11049 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
11050 DECL_GIMPLE_REG_P only if is_formal is true.
11051 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
11052 for non-proper post-modify expression gimplification.
11053 (gimplify_self_mod_expr): For post-modify expressions gimplify
11054 the lvalue to a minimal lvalue.
11055 (rhs_predicate_for): Remove formal temp case.
11056 (gimplify_modify_expr_rhs): Likewise.
11057 (gimplify_addr_expr): Use is_gimple_reg.
11058 (gimplify_expr): Remove formal temp cases.
11059 (gimple_regimplify_operands): Likewise.
11060 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
11061 and FILTER_EXPR like constants.
11062 * gimple.c (walk_gimple_op): Fix val_only initialization, use
11064 (is_gimple_formal_tmp_rhs): Remove.
11065 (is_gimple_reg_rhs): Remove special casing.
11066 (is_gimple_mem_rhs): Fix.
11067 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
11068 (is_gimple_formal_tmp_var): Remove.
11069 (is_gimple_formal_tmp_reg): Likewise.
11070 (is_gimple_min_lval): Allow invariant component ref parts.
11071 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
11072 is_gimple_formal_tmp_reg): Remove declarations.
11073 * tree-cfg.c (verify_expr): Verify that variables with address
11074 taken do not have DECL_GIMPLE_REG_P set.
11075 * tree-mudflap.c (mf_build_check_statement_for): Use
11076 force_gimple_operand instead of gimplify_expr.
11078 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
11080 * modulo-sched.c (sms_schedule_by_order): Pass the actual
11081 schedulable rows to compute_split_row.
11083 2009-03-31 Ben Elliston <bje@au.ibm.com>
11086 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
11089 2009-03-31 Alan Modra <amodra@bigpond.net.au>
11091 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
11092 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
11093 * configure: Regenerate.
11094 * config.in: Regenerate.
11095 * config/rs6000/rs6000.opt (mtls-markers): Add.
11096 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
11097 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
11098 (tls_ld_aix, tls_ld_sysv): Likewise.
11099 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
11100 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
11102 2009-03-31 Alan Modra <amodra@bigpond.net.au>
11104 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
11106 2009-03-30 Jan Hubicka <jh@suse.cz>
11108 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
11110 (tree_remove_unreachable_handlers): Cleanup EH predecestor
11111 detection and label handling.
11113 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
11115 * ira-int.h (ira_allocno): Rename left_conflicts_num to
11116 left_conflicts_size.
11117 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
11118 ALLOCNO_LEFT_CONFLICTS_SIZE.
11120 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
11121 remove_allocno_from_bucket_and_push,
11122 allocno_spill_priority_compare, push_allocnos_to_stack,
11123 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
11124 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
11125 (setup_allocno_left_conflicts_num): Ditto. Rename to
11126 setup_allocno_left_conflicts_size.
11127 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
11128 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
11129 setup_allocno_left_conflicts_size instead of
11130 setup_allocno_left_conflicts_num.
11132 * ira-build.c (ira_create_allocno): Use
11133 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
11134 ALLOCNO_LEFT_CONFLICTS_NUM.
11136 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
11138 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
11139 instead of DF_LR_OUT.
11141 * ira-lives.c (process_bb_node_lives): Ditto.
11143 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
11144 instead of DF_LR_{OUT,IN}.
11146 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
11148 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
11150 2009-03-30 Jan Hubicka <jh@suse.cz>
11152 * except.c (label_to_region_map): Fix thinko.
11154 2009-03-30 Steve Ellcey <sje@cup.hp.com>
11156 PR middle-end/38237
11157 * tree.h (tree_find_value): New declaration.
11158 * tree.c (tree_find_value): New function.
11159 * varasm.c (assemble_external): Avoid duplicate entries on lists.
11161 2009-03-30 Jakub Jelinek <jakub@redhat.com>
11164 * c-decl.c (struct c_binding): Add locus field.
11165 (bind): Add locus argument, set locus field from it.
11166 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
11167 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
11168 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
11169 implicitly_declare, undeclared_variable, lookup_label,
11170 declare_label, c_make_fname_decl, c_builtin_function,
11171 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
11174 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
11177 * config/i386/i386.c (classify_argument): Check total size of
11180 2009-03-30 Martin Jambor <mjambor@suse.cz>
11182 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
11183 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
11184 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
11187 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
11188 seen_variable_array_ref while also traversing a union.
11190 * tree-inline.c (optimize_inline_calls): Do not call
11191 cgraph_node_remove_callees.
11192 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
11193 (pass_remove_cgraph_callee_edges): New variable.
11194 * passes.c (init_optimization_passes): Add
11195 pass_remove_cgraph_callee_edges after early inlining and before all
11196 late intraprocedural passes.
11198 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
11200 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
11202 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
11203 Fix typos in names.
11205 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
11207 * combine.c (simplify_comparison): Use have_insn_for.
11208 * dojump.c (do_jump): Likewise.
11210 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
11212 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
11213 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
11214 sparc_compare_op0 like sparc_compare_emitted used to be handled.
11215 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
11216 instead of sparc_compare_emitted.
11217 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
11218 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
11219 instead of sparc_compare_emitted.
11221 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
11223 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
11224 enter/exit cfglayout mode.
11225 (pass_partition_block): Require it.
11226 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
11227 (combine_instructions): Track basic blocks instead of labels.
11228 (update_cfg_for_uncondjump): New.
11229 (try_combine): Use it. Update jumps after rescanning.
11230 (pass_combine): Require PROP_cfglayout.
11231 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
11233 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
11235 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
11236 Provide/destroy PROP_cfglayout respectively.
11237 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
11238 * tree-pass.h (PROP_cfglayout): New.
11240 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
11242 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
11243 fold_convert_const_fixed_from_fixed,
11244 fold_convert_const_fixed_from_int,
11245 fold_convert_const_fixed_from_real, fold_negate_const): Do not
11246 set TREE_CONSTANT_OVERFLOW.
11247 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
11248 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
11250 2009-03-30 Ira Rosen <irar@il.ibm.com>
11252 * tree-vect-loop-manip.c: New file.
11253 * tree-vectorizer.c: Update documentation and included files.
11254 (vect_loop_location): Make extern.
11255 (rename_use_op): Move to tree-vect-loop-manip.c
11256 (rename_variables_in_bb, rename_variables_in_loop,
11257 slpeel_update_phis_for_duplicate_loop,
11258 slpeel_update_phi_nodes_for_guard1,
11259 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
11260 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
11261 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
11262 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
11263 find_loop_location): Likewise.
11264 (new_stmt_vec_info): Move to tree-vect-stmts.c.
11265 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
11266 get_vectype_for_scalar_type, vect_is_simple_use,
11267 supportable_widening_operation, supportable_narrowing_operation):
11269 (bb_in_loop_p): Move to tree-vect-loop.c.
11270 (new_loop_vec_info, destroy_loop_vec_info,
11271 reduction_code_for_scalar_code, report_vect_op,
11272 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
11273 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
11274 (vect_supportable_dr_alignment): Likewise.
11275 * tree-vectorizer.h (tree-data-ref.h): Include.
11276 (vect_loop_location): Declare.
11277 Reorganize function declarations according to the new file structure.
11278 * tree-vect-loop.c: New file.
11279 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
11280 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
11281 * tree-vect-data-refs.c: New file.
11282 * tree-vect-patterns.c (timevar.h): Don't include.
11283 * tree-vect-stmts.c: New file.
11284 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
11285 tree-vect-slp.c, tree-vect-loop.c.
11286 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
11287 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
11288 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
11289 (tree-vect-analyze.o): Remove.
11290 (tree-vect-transform.o): Likewise.
11291 (tree-vect-data-refs.o): Add rule.
11292 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
11293 tree-vect-slp.o): Likewise.
11294 (tree-vect-patterns.o): Remove redundant dependencies.
11295 (tree-vectorizer.o): Likewise.
11296 * tree-vect-slp.c: New file.
11298 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11300 * optc-gen.awk: Warn if an option flag has multiple different
11303 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
11305 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
11306 -floop-block): Document dependences on PPL, CLooG and Graphite.
11308 2009-03-30 Joseph Myers <joseph@codesourcery.com>
11310 PR rtl-optimization/323
11311 * c-common.c (c_fully_fold, convert_and_check,
11312 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
11313 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
11314 * c-common.def (EXCESS_PRECISION_EXPR): New.
11315 * c-cppbuiltin.c (builtin_define_float_constants): Define
11316 constants with enough digits for long double.
11317 * c-lex.c (interpret_float): Interpret constant with excess
11318 precision where appropriate.
11319 * c-opts.c (c_common_post_options): Set
11320 flag_excess_precision_cmdline. Give an error for
11321 -fexcess-precision=standard for C++ for processors where the
11322 option is significant.
11323 * c-parser.c (c_parser_conditional_expression): Handle excess
11324 precision in condition.
11325 * c-typeck.c (convert_arguments): Handle arguments with excess
11327 (build_unary_op): Move excess precision outside operation.
11328 (build_conditional_expr): Likewise.
11329 (build_compound_expr): Likewise.
11330 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
11331 (build_modify_expr): Handle excess precision in RHS.
11332 (convert_for_assignment): Handle excess precision in converted
11334 (digest_init, output_init_element, process_init_element): Handle
11335 excess precision in initializer.
11336 (c_finish_return): Handle excess precision in return value.
11337 (build_binary_op): Handle excess precision in operands and add
11338 excess precision as needed for operation.
11339 * common.opt (-fexcess-precision=): New option.
11340 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
11341 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
11342 For standard excess precision, output explicit conversion to and
11343 truncation from XFmode.
11344 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
11345 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
11346 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
11347 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
11348 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
11349 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
11350 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
11351 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
11352 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
11353 define_splits, sqrt<mode>2): Disable where appropriate for
11354 standard excess precision.
11355 * convert.c (convert_to_real): Do not shorten arithmetic to type
11356 for which excess precision would be used.
11357 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
11358 * doc/invoke.texi (-fexcess-precision=): Document option.
11359 (-mfpmath=): Correct index entry.
11360 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
11361 flag_excess_precision): New.
11362 * langhooks.c (lhd_post_options): Set
11363 flag_excess_precision_cmdline.
11364 * opts.c (common_handle_option): Handle -fexcess-precision=.
11365 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
11366 init_excess_precision): New.
11367 (lang_dependent_init_target): Call init_excess_precision.
11368 * tree.c (excess_precision_type): New.
11369 * tree.h (excess_precision_type): Declare.
11371 2009-03-30 Joseph Myers <joseph@codesourcery.com>
11374 * c-typeck.c (build_component_ref): Do not copy qualifiers from
11375 non-lvalue to component.
11377 2009-03-29 Joseph Myers <joseph@codesourcery.com>
11379 PR preprocessor/34695
11380 * Makefile.in (c-opts.o): Depend on c-tree.h.
11381 * c-common.c: Move down include of diagnostic.h.
11382 (done_lexing, c_cpp_error): New.
11383 * c-common.h (done_lexing): Declare.
11384 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
11386 * c-opts.c: Include c-tree.h.
11387 (c_common_init_options): Set preprocessor error callback.
11388 (c_common_handle_option): Do not set preprocessor
11389 inhibit_warnings, warnings_are_errors, warn_system_headers,
11390 pedantic_errors or inhibit_warnings flags.
11391 (c_common_post_options): Do not check cpp_errors (parse_in).
11392 (c_common_finish): Do not output dependencies if there were
11393 errors. Do not check return value of cpp_finish.
11394 * c-ppoutput.c (pp_file_change): Set input_location.
11395 * c-tree.h (c_cpp_error): Declare.
11396 * diagnostic.c (diagnostic_set_info_translated): Also initialize
11398 (diagnostic_build_prefix): Check override_column.
11399 * diagnostic.h (diagnostic_info): Add override_column field.
11400 (diagnostic_override_column): Define.
11402 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
11404 * c-common.c (c_expand_expr, c_staticp): Remove.
11405 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
11406 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
11407 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
11408 * c-gimplify.c (gimplify_compound_literal_expr,
11409 optimize_compound_literals_in_ctor): Remove.
11410 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
11411 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
11412 * c-semantics.c (emit_local_var): Remove.
11414 * langhooks-def.h (lhd_expand_expr): Remove.
11415 * langhooks.c (lhd_expand_expr): Remove.
11416 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
11418 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
11419 handling from c-semantics.c; don't call into langhook.
11420 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
11421 * gimplify.c (gimplify_compound_literal_expr,
11422 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
11423 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
11424 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
11425 as was done in c-gimplify.c.
11426 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
11427 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
11428 Move from c-common.h.
11429 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
11431 * tree.c (staticp): Do not call langhook.
11432 * langhooks.c (lhd_staticp): Delete.
11433 * langhooks-def.h (lhd_staticp): Delete prototype.
11434 (LANG_HOOKS_STATICP): Delete.
11435 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
11437 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
11438 instead of DECL_STMTs.
11440 2009-03-29 Joseph Myers <joseph@codesourcery.com>
11448 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
11450 (fold_call_expr): Return a NOP_EXPR from folding rather than the
11451 contained expression.
11452 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
11453 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
11454 conditional expressions for C.
11455 (decl_constant_value_for_optimization): Move from
11456 decl_constant_value_for_broken_optimization in c-typeck.c. Check
11457 whether optimizing and that the expression is a VAR_DECL not of
11458 array type instead of doing such checks in the caller. Do not
11459 check pedantic. Call gcc_unreachable for C++.
11460 * c-common.def (C_MAYBE_CONST_EXPR): New.
11461 * c-common.h (c_fully_fold, c_save_expr,
11462 decl_constant_value_for_optimization): New prototypes.
11463 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
11464 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
11465 EXPR_INT_CONST_OPERANDS): Define.
11466 * c-convert.c (convert): Strip nops from expression.
11467 * c-decl.c (groktypename): Take extra parameters expr and
11468 expr_const_operands. Update call to grokdeclarator.
11469 (start_decl): Update call to grokdeclarator. Add statement for
11470 expressions used in type of decl.
11471 (grokparm): Update call to grokdeclarator.
11472 (push_parm_decl): Update call to grokdeclarator.
11473 (build_compound_literal): Add parameter non_const and build a
11474 C_MAYBE_COSNT_EXPR if applicable.
11475 (grokdeclarator): Take extra parameters expr and
11476 expr_const_operands. Track expressions used in declaration
11477 specifiers and declarators. Fold array sizes and track whether
11478 they are constant expressions and whether they are integer
11479 constant expressions.
11480 (parser_xref_tag): Set expr and expr_const_operands fields in
11482 (grokfield): Update call to grokdeclarator.
11483 (start_function): Update call to grokdeclarator.
11484 (build_null_declspecs): Set expr and expr_const_operands fields in
11486 (declspecs_add_type): Handle expressions in typeof specifiers.
11487 * c-parser.c (c_parser_declspecs): Set expr and
11488 expr_const_operands fields for declaration specifiers.
11489 (c_parser_enum_specifier): Likewise.
11490 (c_parser_struct_or_union_specifier): Likewise.
11491 (c_parser_typeof_specifier): Likewise. Update call to
11492 groktypename. Fold expression as needed. Return expressions with
11493 type instead of adding statements.
11494 (c_parser_attributes): Update calls to c_parser_expr_list.
11495 (c_parser_statement_after_labels): Fold expression before passing
11496 to objc_build_throw_stmt.
11497 (c_parser_condition): Fold expression.
11498 (c_parser_asm_operands): Fold expression.
11499 (c_parser_conditional_expression): Use c_save_expr. Update call
11500 to build_conditional_expr.
11501 (c_parser_alignof_expression): Update call to groktypename.
11502 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
11503 original_code. Fold expression argument of va_arg. Create
11504 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
11505 argument to va_arg. Update calls to groktypename. Fold array
11506 index for offsetof. Verify that first argument to
11507 __builtin_choose_expr has integer type.
11508 (c_parser_postfix_expression_after_paren_type): Update calls to
11509 groktypename and build_compound_literal. Handle expressions with
11510 side effects in type name.
11511 (c_parser_postfix_expression_after_primary): Update call to
11512 c_parser_expr_list. Set original_code for calls to
11513 __builtin_constant_p.
11514 (c_parser_expr_list): Take extra parameter fold_p. Fold
11515 expressions if requested.
11516 (c_parser_objc_type_name): Update call to groktypename.
11517 (c_parser_objc_synchronized_statement): Fold expression.
11518 (c_parser_objc_receiver): Fold expression.
11519 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
11520 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
11521 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
11522 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
11523 (struct c_typespec): Add elements expr and expr_const_operands.
11524 (struct c_declspecs): Add elements expr and expr_const_operands.
11525 (groktypename, build_conditional_expr, build_compound_literal):
11527 (in_late_binary_op): Declare.
11528 * c-typeck.c (note_integer_operands): New function.
11529 (in_late_binary_op): New variable.
11530 (decl_constant_value_for_broken_optimization): Move to c-common.c
11531 and rename to decl_constant_value_for_optimization.
11532 (default_function_array_conversion): Do not strip nops.
11533 (default_conversion): Do not call
11534 decl_constant_value_for_broken_optimization.
11535 (build_array_ref): Do not fold result.
11536 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
11537 result when operand is a VLA.
11538 (c_expr_sizeof_type): Update call to groktypename. Handle
11539 expressions included in type name. Use C_MAYBE_CONST_EXPR for
11540 result when operand names a VLA type.
11541 (build_function_call): Update call to build_compound_literal.
11542 Only fold result for calls to __builtin_* functions. Strip
11543 NOP_EXPR from INTEGER_CST returned from such functions. Fold
11544 the function designator.
11545 (convert_arguments): Fold arguments. Update call to
11546 convert_for_assignment.
11547 (build_unary_op): Handle increment and decrement of
11548 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
11549 decrement earlier. Fold operand of increment and decrement.
11550 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
11551 built for integer operand. Wrap returns that are INTEGER_CSTs
11552 without being integer constant expressions or that have integer
11553 constant operands without being INTEGER_CSTs.
11554 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
11555 (build_conditional_expr): Add operand ifexp_bcp. Track whether
11556 result is an integer constant expression or can be used in
11557 unevaluated parts of one and avoid folding and wrap as
11558 appropriate. Fold operands before possibly doing -Wsign-compare
11560 (build_compound_expr): Wrap result for C99 if operands can be used
11561 in integer constant expressions.
11562 (build_c_cast): Update call to digest_init. Do not ignore
11563 overflow from casting floating-point constants to integers. Wrap
11564 results that could be confused with integer constant expressions,
11565 null pointer constants or floating-point constants.
11566 (c_cast_expr): Update call to groktypename. Handle expressions
11567 included in type name.
11568 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
11569 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
11570 Update calls to convert_for_assignment.
11571 (convert_for_assignment): Take new parameter
11572 null_pointer_constant. Do not strip nops or call
11573 decl_constant_value_for_broken_optimization. Set
11574 in_late_binary_op for conversions to boolean.
11575 (store_init_value): Update call to digest_init.
11576 (digest_init): Take new parameter null_pointer_constant. Do not
11577 call decl_constant_value_for_broken_optimization. pedwarn for
11578 initializers not constant expressions. Update calls to
11579 convert_for_assignment.
11580 (constructor_nonconst): New.
11581 (struct constructor_stack): Add nonconst element.
11582 (really_start_incremental_init, push_init_level, pop_init_level):
11583 Handle constructor_nonconst and nonconst element.
11584 (set_init_index): Call constant_expression_warning for array
11586 (output_init_element): Fold value. Set constructor_nonconst as
11587 applicable. pedwarn for initializers not constant expressions.
11588 Update call to digest_init. Call constant_expression_warning
11589 where constant initializers are required.
11590 (process_init_element): Use c_save_expr.
11591 (c_finish_goto_ptr): Fold expression.
11592 (c_finish_return): Fold return value. Update call to
11593 convert_for_assignment.
11594 (c_start_case): Fold switch expression.
11595 (c_process_expr_stmt): Fold expression.
11596 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
11597 ensure statement expression is not evaluated in constant expression.
11598 (build_binary_op): Track whether results are integer constant
11599 expressions or may occur in such, disable folding and wrap results
11600 as applicable. Fold operands for -Wsign-compare warnings unless
11602 (c_objc_common_truthvalue_conversion): Handle results folded to
11603 integer constants that are not integer constant expressions.
11604 * doc/extend.texi: Document when typeof operands are evaluated,
11605 that condition of __builtin_choose_expr is an integer constant
11606 expression, and more about use of __builtin_constant_p in
11609 2009-03-29 Richard Guenther <rguenther@suse.de>
11611 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
11612 propagate addresses of array references.
11614 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
11616 * regmove.c (perhaps_ends_bb_p): Remove.
11617 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
11618 from INSN and check that the main loop stays within that basic block.
11619 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
11620 (regmove_forward_pass): Split out from regmove_optimize. Use
11621 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
11622 (regmove_backward_pass): Split out from regmove_optimize. Use
11623 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
11624 (regmove_optimize): Simplify.
11626 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
11629 * config/i386/i386.c (classify_argument): Ignore flexible array
11630 member in struct and warn ABI change.
11632 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
11634 * config/i386/i386-protos.h (ix86_agi_dependent): New.
11636 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
11637 (ix86_adjust_cost): Updated.
11639 2009-03-29 Jan Hubicka <jh@suse.cz>
11641 PR middle-end/28850
11642 * tree-pass.h (pass_cleanup_eh): New function.
11643 (remove_unreachable_regions): Break code handling RTL
11644 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
11645 that can not be reached by runtime.
11646 (can_be_reached_by_runtime): New function.
11647 (label_to_region_map): New function.
11648 (num_eh_regions): New function.
11649 (rtl_remove_unreachable_regions): New function.
11650 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
11651 (remove_eh_region): New function.
11652 * except.h: Include sbitmap and vecprim.
11653 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
11654 num_eh_regions): Declare.
11655 * passes.c (init_optimization_passes): Schedule cleanup_eh.
11656 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
11657 * tree-eh.c (tree_remove_unreachable_handlers): New function.
11658 (tree_empty_eh_handler_p): New function.
11659 (cleanup_empty_eh): New function.
11660 (cleanup_eh): New function.
11661 (pass_cleanup_eh): New function.
11663 2009-03-29 Jan Hubicka <jh@suse.cz>
11665 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
11666 for removed regions.
11668 2009-03-29 Jan Hubicka <jh@suse.cz>
11670 * except.c (dump_eh_tree): Dump all datastructures.
11672 2009-03-29 Jan Hubicka <jh@suse.cz>
11674 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
11675 (duplicate_eh_regions_1): Likewise.
11676 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
11677 vector; call EH verification.
11678 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
11679 Be ready for region being removed.
11681 2009-03-29 Jan Hubicka <jh@suse.cz>
11683 * bitmap.c (bitmap_last_set_bit): New function.
11684 * bitmap.h (bitmap_last_set_bit): Declare.
11686 2009-03-29 David Ayers <ayers@fsfe.org>
11689 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
11690 by calling objc_compare_types and surpress warnings about
11691 incompatible C pointers that are compatible ObjC pointers.
11693 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
11695 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
11696 call initialize_inline_failed.
11697 (initialize_inline_failed): Move it from here ...
11698 * cgraph.c (initialize_inline_failed): ... to here.
11699 (cgraph_create_edge): Call initialize_inline_failed rather than
11700 setting inline_failed directly.
11702 2009-03-29 Ben Elliston <bje@au.ibm.com>
11705 * sysv4.opt (msdata): Improve comment.
11706 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
11707 * sysv4.h (SVR4_ASM_SPEC): Likewise.
11709 2009-03-29 Ben Elliston <bje@au.ibm.com>
11712 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
11713 load and store attributes.
11715 2009-03-29 Ben Elliston <bje@au.ibm.com>
11717 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
11718 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
11719 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
11720 * doc/extend.texi (X86 Built-in Functions): Add index entries for
11721 __builtin_infq and __builtin_huge_valq.
11723 2009-03-28 Anatoly Sokolov <aesok@post.ru>
11725 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
11727 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11728 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
11730 2009-03-28 Xinliang David Li <davidxl@google.com>
11732 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
11733 (do_dbg_cnt): New function.
11735 2009-03-28 Jan Hubicka <jh@suse.cz>
11737 Merge from pretty-ipa:
11739 2009-03-27 Jan Hubicka <jh@suse.cz>
11741 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
11742 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
11743 * passes.c (function_called_by_processed_nodes_p): New.
11744 * ipa-pure-const.c (check_call): Fix handling of operands.
11745 (analyze_function): Dump debug output for skipped bodies.
11746 (local_pure_const): Use function_called_by_processed_nodes_p.
11747 * dwarf2out.c (reference_to_unused): Use output.
11748 * passes.c (do_per_function_toporder): Likewise.
11750 2008-11-12 Jan Hubicka <jh@suse.cz>
11752 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
11753 * ipa-pure-const.c (funct_state_d): Add can throw field; make
11754 state_set_in_source enum
11755 (check_decl): Ignore memory tags; do not set fake looping flags;
11757 (check_operand, check_tree, check_rhs_var, check_lhs_var,
11758 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
11759 (check_call, analyze_function): Rewrite.
11761 (add_new_function): Update call of analyze_function.
11762 (generate_summary): Add call of analyze_function.
11763 (propagate): Propagate can_throw; handle state_set_in_source correctly.
11764 (local_pure_const): New function.
11765 (pass_local_pure_const): New pass.
11766 * ipa-inline.c (inline_transform): Set after_inlining.
11767 * tree-eh.c (stmt_can_throw_external): New.
11768 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
11769 work with aliasing built.
11770 * tree-flow.h (stmt_can_throw_external): New.
11771 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
11772 and local pure/const pass in early and late optimization queue.
11774 2009-03-28 Martin Jambor <mjambor@suse.cz>
11776 * fold-const.c (get_pointer_modulus_and_residue): New parameter
11778 (fold_binary): Allow function decl aligment consideration is the
11779 second argument is integer constant one.
11780 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
11781 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
11782 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
11784 2009-03-28 Jan Hubicka <jh@suse.cz>
11786 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
11787 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
11788 * function.h (rtl_data): Add nothrow flag.
11789 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
11790 set DECL_NOTHROW for AVAILABLE functions.
11792 2009-03-28 Jakub Jelinek <jakub@redhat.com>
11794 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
11795 following vector keyword has expansion starting with pixel or bool
11796 keyword, expand vector to __vector and pixel or bool to __pixel or
11800 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
11801 warn_if_disallowed_function_p): Removed.
11802 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
11803 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
11804 warning_if_disallowed_function_p.
11805 * flags.h (warn_if_disallowed_function_p,
11806 warn_disallowed_functions): Removed.
11807 * common.opt (Wdisallowed-function-list=): Removed.
11808 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
11810 2009-03-28 Richard Guenther <rguenther@suse.de>
11812 PR tree-optimization/38723
11813 * tree-ssa-pre.c (compute_avail): Add all default definitions to
11816 2009-03-28 Jan Hubicka <jh@suse.cz>
11818 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
11819 test introduced by my previous patch.
11821 2009-03-28 Richard Guenther <rguenther@suse.de>
11823 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
11824 the PHIs value undefined.
11826 2009-03-28 Jan Hubicka <jh@suse.cz>
11828 * tree-pass.h (pass_fixup_cfg): New pass.
11829 * ipa-inline.c (inline_transform): Set
11830 always_inline_functions_inlined/after_inlining.
11831 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
11832 (pass_fixup_cfg): New pass.
11833 * passes.c (init_optimization_passes): Add fixup_cfg.
11835 2009-03-28 Richard Guenther <rguenther@suse.de>
11837 PR tree-optimization/38458
11838 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
11839 argument use the arguments copy-of value.
11841 2009-03-28 Richard Guenther <rguenther@suse.de>
11843 PR tree-optimization/38180
11844 * tree-ssa-ccp.c (get_default_value): Simplify.
11845 (likely_value): Likewise.
11846 (surely_varying_stmt_p): Properly handle VOP case.
11847 (ccp_initialize): Likewise.
11848 (ccp_fold): Handle propagating through *&.
11849 (fold_const_aggregate_ref): Also handle decls.
11851 2009-03-28 Jan Hubicka <jh@suse.cz>
11853 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
11854 * cgraph.h (cgraph_node): Likewise.
11855 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
11856 (cgraph_reset_node): Use process flag.
11857 (cgraph_mark_functions_to_output): Likewise.
11858 (cgraph_expand_function): Likewise.
11859 (cgraph_expand_all_functions): Likewise.
11860 (cgraph_output_in_order): Likewise.
11861 * dwarf2out.c (reference_to_unused): Likewise.
11862 * passes.c do_per_function_toporder): Likewise.
11864 2009-03-28 Jan Hubicka <jh@suse.cz>
11866 Bring from lto-branch:
11868 2008-09-03 Doug Kwan <dougkwan@google.com>
11870 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
11871 enums instead of reason strings.
11872 * cgraph.c (cgraph_create_edge): Same.
11873 (cgraph_inline_failed_string): New function.
11874 * cgraph.h (cgraph_inline_failed_t): New enum type.
11875 (cgraph_inline_failed_string): New prototype.
11876 (struct cgraph_edge): Change type of INLINED_FAILED from constant
11877 char pointer to cgraph_inline_failed_t.
11878 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
11879 (cgraph_default_inline_p): Ditto.
11880 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
11881 to cgraph_inline_failed_t pointer.
11882 * cif-code.def: New file.
11883 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
11885 (cgraph_check_inline_limits): Change type of REASON to pointer to
11886 cgraph_inline_failed_t. Replace reason strings with enums.
11887 (cgraph_default_inline_p): Ditto.
11888 (cgraph_recursive_inlining_p): Ditto.
11889 (update_caller_keys): Change type of FAILED_REASON to
11890 cgraph_inline_failed_t.
11891 (cgraph_set_inline_failed): Change type of REASON to pointer to
11892 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
11893 convert enums to strings for text output.
11894 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
11895 to be of type cgraph_inline_failed_t. Replace reason strings with
11896 enums. Call cgraph_inline_failed_string to covert enums
11897 to strings for text output.
11898 (cgraph_decide_inlining): Replace reason strings with enums.
11899 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
11900 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
11902 * tree-inline.c (expand_call_inline): Change type of REASON
11903 to cgraph_inline_failed_t. Replace reason strings with enums.
11904 Call cgraph_inline_failed_string for text output.
11905 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
11908 2009-03-28 Jan Hubicka <jh@suse.cz>
11910 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
11911 cgraph_clone_node): Remove master clone handling.
11912 (cgraph_is_master_clone, cgraph_master_clone): Remove.
11913 * cgraph.h (master_clone): Remove.
11914 (cgraph_is_master_clone, cgraph_master_clone): Remove.
11915 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
11916 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
11918 2009-03-28 Jan Hubicka <jh@suse.cz>
11920 * cgraph.c (cgraph_function_body_availability): Functions declared
11921 inline are always safe to assume that it is not going to be replaced.
11923 2009-03-28 Richard Guenther <rguenther@suse.de>
11925 PR tree-optimization/38513
11926 * tree-ssa-pre.c (eliminate): Remove redundant stores.
11927 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
11928 EXC_PTR_EXPR and FILTER_EXPR.
11929 (get_ref_from_reference_ops): Likewise.
11931 2009-03-28 Richard Guenther <rguenther@suse.de>
11933 PR tree-optimization/38968
11934 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
11935 Use FLOOR_MOD_EXPR to compute misalignment.
11937 2009-03-28 Richard Guenther <rguenther@suse.de>
11939 PR tree-optimization/37795
11940 * tree.h (combine_comparisons): Declare.
11941 * fold-const.c (combine_comparisons): Export.
11942 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
11944 (ifcombine_iforif): Use combine_comparisons.
11946 2009-03-28 Jan Hubicka <jh@suse.cz>
11948 * tree-eh.c (inlinable_call_p): New function.
11949 (make_eh_edges): Use it.
11950 (verify_eh_edges): Use it.
11951 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
11952 * except.c (reachable_next_level): Add inlinable_function argument
11953 (sjlj_find_directly_reachable_regions): Update.
11954 (add_reachable_handler): Do not set saw_any_handlers.
11955 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
11956 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
11957 Add new inlinable call parameter.
11958 (can_throw_internal, can_throw_external): Update.
11959 * except.h (can_throw_internal_1, can_throw_external_1,
11960 foreach_reachable_handler): Update declaration.
11962 2009-03-28 Joseph Myers <joseph@codesourcery.com>
11964 * config/arm/t-arm-coff, config/h8300/coff.h,
11965 config/i386/i386-aout.h, config/i386/i386-coff.h,
11966 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
11967 config/pdp11/2bsd.h, config/rs6000/aix41.h,
11968 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
11969 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
11970 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
11971 sys-types.h: Remove.
11972 * Makefile.in: Remove protoize and fixproto support and references
11974 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
11975 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
11977 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
11978 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
11979 unprotoize$(exeext).
11980 (rest.encap): Don't depend on $(STMP_FIXPROTO)
11981 (.PHONY): Don't depend on proto.
11982 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
11983 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
11984 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
11985 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
11986 build/gen-protos.o, build/scan.o, xsys-protos.h,
11987 build/fix-header$(build_exeext), build/fix-header.o,
11988 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
11989 stmp-install-fixproto): Remove.
11990 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
11991 SYSCALLS.c or fixproto files.
11992 (install-common): Don't install protoize.
11993 (install-headers-tar, install-headers-cpio, install-headers-cp):
11994 Don't depend on $(STMP_FIXPROTO).
11995 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
11996 install fixproto files or write out fixproto settings.
11997 (uninstall): Don't uninstall protoize.
11998 * config.gcc (use_fixproto): Remove.
11999 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
12000 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
12001 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
12002 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
12003 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
12004 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
12005 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
12006 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
12007 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
12008 * config/t-vxworks (STMP_FIXPROTO): Remove.
12009 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
12010 STMP_FIXPROTO): Remove.
12011 * config.in, configure: Regenerate.
12012 * crtstuff.c (gid_t, uid_t): Don't undefine.
12013 * doc/install.texi: Change m68k-coff to m68k-elf in example.
12014 (arm-*-coff, arm-*-aout: Remove target entries.
12015 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
12016 Remove mention of AIX 4.1.
12017 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
12018 * doc/invoke.texi (Running Protoize): Remove.
12019 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
12020 (Protoize Caveats): Remove.
12021 * tsystem.h: Update comments on headers assumed to exist.
12023 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
12025 * genautomata.c: Add a new year to the copyright. Add a new
12027 (struct insn_reserv_decl): Add comments for member bypass_list.
12028 (find_bypass): Remove.
12029 (insert_bypass): New.
12030 (process_decls): Use insert_bypass.
12031 (output_internal_insn_latency_func): Output all bypasses with the
12032 same input insn in one switch case.
12034 * rtl.def (define_bypass): Describe bypass choice.
12035 * doc/md.texi (define_bypass): Ditto.
12037 2009-03-27 Richard Guenther <rguenther@suse.de>
12039 * gimplify.c (mark_addressable): Export.
12040 * tree-flow.h (mark_addressable): Declare.
12041 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
12042 * tree-ssa.c (verify_phi_args): Verify that address taken
12043 variables have TREE_ADDRESSABLE set.
12045 2009-03-27 Richard Guenther <rguenther@suse.de>
12047 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
12048 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
12049 Do not mark decls TREE_ADDRESSABLE.
12050 (build_fold_addr_expr): Adjust.
12051 (fold_addr_expr): Remove.
12052 (fold_unary): Use build_fold_addr_expr.
12053 (fold_comparison): Likewise.
12054 (split_address_to_core_and_offset): Likewise.
12055 * coverage.c (tree_coverage_counter_addr): Mark the array decl
12057 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
12058 (gimplify_modify_expr_to_memcpy): Mark source and destination
12060 * omp-low.c (create_omp_child_function): Mark the object decl
12062 (lower_rec_input_clauses): Mark the var we take the address of
12064 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
12066 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
12068 PR middle-end/39315
12069 * cfgexpand.c (expand_one_stack_var_at): Change alignment
12070 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
12072 2009-03-27 Richard Guenther <rguenther@suse.de>
12074 PR tree-optimization/39120
12075 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
12077 (handle_lhs_call): Process return constraints. Add escape
12078 constraints if necessary.
12079 (handle_const_call): Fill out return constraints. Make nested
12080 case more precise. Avoid consttmp if possible.
12081 (handle_pure_call): Fill out return constraints. Avoid
12082 callused if possible.
12083 (find_func_aliases): Simplify call handling.
12085 2009-03-27 Richard Guenther <rguenther@suse.de>
12087 PR tree-optimization/39120
12088 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
12089 as a representative.
12090 (solve_graph): Do propagate CALLUSED.
12091 (handle_pure_call): Use a scalar constraint from CALLUSED for
12093 (find_what_p_points_to): CALLUSED shall not appear in poins-to
12096 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
12099 * c-common.c (handle_aligned_attribute): Properly check alignment
12100 overflow. Use (1U << i) instead of (1 << i).
12102 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
12104 * expr.h (get_mem_align_offset): Updated.
12106 * tree.h (tree_decl_common): Change align to "unsigned int" and
12107 move it before pointer_alias_set.
12109 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
12110 Jakub Jelinek <jakub@redhat.com>
12113 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
12114 gr_register_operand with gr_reg_or_0_operand.
12115 (cmpxchg_rel_di): Likewise.
12116 (sync_lock_test_and_set<mode>): Likewise.
12118 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
12120 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
12121 (true_regnum): Likewise.
12123 * rtlanal.c (subreg_info): Moved to ...
12124 * rtl.h (subreg_info): Here. New.
12125 (subreg_get_info): New.
12127 * rtlanal.c (subreg_get_info): Make it extern.
12129 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
12132 * config/i386/i386.c (ix86_abi): New.
12133 (override_options): Handle -mabi=.
12134 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
12135 (ix86_call_abi_override): Likewise.
12136 (init_cumulative_args): Likewise.
12137 (function_arg_advance): Likewise.
12138 (function_arg_64): Likewise.
12139 (function_arg): Likewise.
12140 (ix86_pass_by_reference): Likewise.
12141 (ix86_function_value_regno_p): Likewise.
12142 (ix86_build_builtin_va_list_abi): Likewise.
12143 (setup_incoming_varargs_64): Likewise.
12144 (is_va_list_char_pointer): Likewise.
12145 (ix86_init_machine_status): Likewise.
12146 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
12147 (ix86_function_type_abi): Return enum calling_abi. Rewrite
12148 for 64bit. Replace DEFAULT_ABI with ix86_abi.
12149 (ix86_function_abi): Make it static and return enum calling_abi.
12150 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
12152 (ix86_fn_abi_va_list): Updated.
12154 * config/i386/i386.h (ix86_abi): New.
12155 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
12156 (CONDITIONAL_REGISTER_USAGE): Likewise.
12157 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
12158 (machine_function): Likewise.
12160 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
12162 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
12163 (STACK_BOUNDARY): Likewise.
12164 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
12166 * config/i386/i386.opt (mabi=): New.
12168 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
12169 return enum calling_abi.
12170 (ix86_function_type_abi): Likewise.
12171 (ix86_function_abi): Removed.
12173 * doc/invoke.texi: Document -mabi= option for x86.
12175 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12177 * builtins.c (real_dconstp): Delete.
12178 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
12180 2009-03-27 Dodji Seketeli <dodji@redhat.com>
12181 Jakub Jelinek <jakub@redhat.com>
12184 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
12185 (gen_subprogram_die): When a function is explicit, generate the
12186 DW_AT_explicit attribute.
12187 * langhooks.h (struct lang_hooks_for_decls): Add
12188 function_decl_explicit_p langhook.
12189 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
12190 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
12192 2009-03-27 Jakub Jelinek <jakub@redhat.com>
12194 * builtins.c (fold_builtin_memory_op): Optimize memmove
12195 into memcpy if we can prove source and destination don't overlap.
12197 * tree-inline.c: Include gt-tree-inline.h.
12198 (clone_fn_id_num): New variable.
12199 (clone_function_name): New function.
12200 (tree_function_versioning): Use it.
12201 * Makefile.in (GTFILES): Add tree-inline.c.
12203 2009-03-27 Mark Mitchell <mark@codesourcery.com>
12205 * BASE-VER: Change to 4.5.0.
12207 2009-03-27 Xinliang David Li <davidxl@google.com>
12209 PR tree-optimization/39557
12210 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
12212 2009-03-27 Xinliang David Li <davidxl@google.com>
12214 PR tree-optimization/39548
12215 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
12218 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
12220 * c-common.c (pointer_int_sum): Use %wd on return from
12223 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
12225 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
12226 on return from tree_low_cst.
12228 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
12231 * ginclude/stdarg.h (va_copy): Define also for
12232 __GXX_EXPERIMENTAL_CXX0X__.
12234 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12237 * builtins.h (c_strlen): Do not warn here.
12238 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
12239 * c-common.c (pointer_int_sum): Take an explicit location.
12240 Warn about offsets out of bounds.
12241 * c-common.h (pointer_int_sum): Adjust declaration.
12243 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12245 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
12248 2009-03-26 Jakub Jelinek <jakub@redhat.com>
12251 * opts.c (warn_if_disallowed_function_p): Don't assume
12252 get_callee_fndecl must return non-NULL.
12254 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
12256 PR rtl-optimization/39522
12257 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
12258 when reg_reloaded_valid is set.
12260 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12262 * config/spu/divv2df3.c: New file.
12263 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
12264 (DPBIT_FUNCS): Filter out _div_df.
12266 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
12268 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
12269 a jump insn, count that jump in the distance to the loop start.
12271 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
12274 * config/sh/sh.c (calc_live_regs): Fix condition for global
12275 registers except PIC_OFFSET_TABLE_REGNUM.
12277 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
12280 * doc/invoke.texi (-mconsole): New.
12282 (-mno-cygwin): New.
12284 (-mnop-fun-dllimport): New.
12288 (sub section "i386 and x86-64 Windows Options"): New.
12290 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
12292 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
12293 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
12295 2009-03-25 Richard Guenther <rguenther@suse.de>
12297 PR middle-end/39497
12298 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
12301 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
12303 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
12304 neither of haifa/selective schedulers are working.
12306 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12308 * doc/invoke.texi (Debugging Options): Fix description of
12309 -fno-merge-debug-strings.
12311 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
12313 * config/cris/libgcc.ver: New version-script.
12314 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
12316 * configure.ac <GAS features, nop mnemonic>: Add pattern
12317 crisv32-*-* for "nop".
12318 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
12319 * configure: Regenerate.
12321 2009-03-24 Ira Rosen <irar@il.ibm.com>
12323 PR tree-optimization/39529
12324 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
12325 mark_sym_for_renaming for the tag copied to the new vector
12328 2009-03-24 Arthur Loiret <aloiret@debian.org>
12330 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
12331 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
12332 EXTRA_SPEC_FUNCTIONS.
12333 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
12334 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
12335 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
12336 -march and -mtune options.
12338 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
12340 * config/m68k/t-rtems: Add m5329 multilib.
12342 2009-03-24 Dodji Seketeli <dodji@redhat.com>
12343 Jakub Jelinek <jakub@redhat.com>
12346 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
12349 2009-03-23 Jakub Jelinek <jakub@redhat.com>
12352 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
12353 instead of c_parser_expression_conv, if original_code isn't one of the
12354 4 allowed comparison codes, fail.
12356 2009-03-23 Richard Guenther <rguenther@suse.de>
12358 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
12359 * tree.h (struct tree_type): Likewise.
12360 * reload.h (struct insn_chain): Likewise.
12361 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
12362 * function.h (struct function): Likewise.
12363 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
12365 2009-03-23 Jakub Jelinek <jakub@redhat.com>
12367 PR tree-optimization/39516
12368 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
12370 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
12372 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
12373 should be set true if BITS_PER_WORD of target is bigger than 32
12375 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
12377 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
12378 Translate -B-options to -rpath-link. Correct existing
12379 rpath-link and conditionalize on !nostdlib.
12381 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12383 * doc/extend.texi (Function Attributes, Variable Attributes):
12385 * doc/invoke.texi (Debugging Options, Optimize Options)
12386 (i386 and x86-64 Options, MCore Options): Likewise.
12388 2009-03-20 Jakub Jelinek <jakub@redhat.com>
12391 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
12392 it for block local namespace aliases.
12393 (gen_decl_die): Pass context_die to gen_namespace_die.
12395 2009-03-19 Jakub Jelinek <jakub@redhat.com>
12398 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
12399 minimum or maximum value.
12401 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
12403 * reginfo.c (globalize_reg): Recompute derived reg sets.
12405 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
12408 * libgcc2.c (mprotect): Do not use signed arguments for
12409 VirtualProtect, use DWORD arguments. Also fix the 'may
12410 be used uninitialized' warning for the np variable.
12412 2009-03-19 Jakub Jelinek <jakub@redhat.com>
12415 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
12416 functions using regparm calling conventions when not optimizing.
12417 (ix86_function_sseregparm): Similarly for sseregparm calling
12420 2009-03-19 Li Feng <nemokingdom@gmail.com>
12422 PR middle-end/39500
12423 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
12424 dependence if the first conflict is after niter iterations.
12426 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
12428 PR middle-end/38609
12429 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
12430 functions with dynamic stack-pointer adjustments.
12432 2009-03-19 Ben Elliston <bje@au.ibm.com>
12434 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
12435 option; change to -msdata=data.
12437 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12439 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
12442 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
12445 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
12447 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
12449 * doc/invoke.texi (Code Gen Options): Expand discussion of
12452 2009-03-18 Jakub Jelinek <jakub@redhat.com>
12454 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
12455 * matrix-reorg.c (struct matrix_info): Likewise.
12456 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
12457 * rtl.h (struct mem_attrs): Likewise.
12458 * df.h (struct df): Likewise.
12459 * tree-data-ref.h (struct data_dependence_relation): Likewise.
12460 * ira-int.h (struct ira_allocno): Likewise.
12461 * df-scan.c (struct df_collection_rec): Likewise.
12462 * ira.c (struct equivalence): Likewise.
12463 * function.c (struct temp_slot): Likewise.
12464 * cfgloop.h (struct loop): Likewise.
12467 * function.c (use_register_for_decl): When not optimizing, disregard
12468 register keyword for variables with types containing methods.
12470 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
12472 PR middle-end/39447
12473 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
12474 (is_simple_operand): Call contains_component_ref_p before calling data
12475 reference analysis that would fail on COMPONENT_REFs.
12477 * tree-vrp.c (search_for_addr_array): Fix formatting.
12479 2009-03-18 Richard Guenther <rguenther@suse.de>
12481 * tree-vect-transform.c (vect_loop_versioning): Fold the
12482 generated comparisons.
12483 * tree-vectorizer.c (set_prologue_iterations): Likewise.
12484 (slpeel_tree_peel_loop_to_edge): Likewise.
12486 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12488 PR middle-end/37805
12489 * opts.c (print_specific_help): In addition to `undocumented',
12490 accept `separate' and `joined' flags if passed alone. Describe
12491 output by the first matched one of those.
12492 (common_handle_option): Skip over empty strings.
12493 * gcc.c (display_help): Fix help string for `--help='.
12494 * doc/invoke.texi (Option Summary, Overall Options): With
12495 `--help=', classes and qualifiers can both be repeated, but
12496 only the latter can be negated. One should not pass only
12497 negated qualifiers. Fix markup and examples.
12500 2008-10-14 Jakub Jelinek <jakub@redhat.com>
12501 PR middle-end/37805
12502 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
12503 and -fhelp=separate.
12505 2009-03-17 Jing Yu <jingyu@google.com>
12507 PR middle-end/39378
12508 * function.h (struct rtl_data): Move is_thunk from here...
12509 (struct function): ...to here.
12510 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
12511 * varasm.c (assemble_start_function): Change is_thunk from crtl to
12513 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
12515 (alpha_does_function_need_gp, alpha_start_function): Likewise.
12516 (alpha_output_function_end_prologue): Likewise.
12517 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
12518 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
12519 (rs6000_output_function_epilogue): Likewise.
12520 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
12522 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
12525 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
12526 from different units in a single alternative.
12527 (*truncdfsf_i387): Ditto.
12528 (*truncxfsf2_mixed): Ditto.
12529 (*truncxfdf2_mixed): Ditto.
12531 2009-03-17 Jakub Jelinek <jakub@redhat.com>
12533 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
12534 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
12537 * tree-ssa-live.c (remove_unused_locals): Don't remove local
12538 unused non-artificial variables when not optimizing.
12541 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
12542 DW_TAG_imported_module even if decl is IMPORTED_DECL with
12543 NAMESPACE_DECL in its DECL_INITIAL.
12545 PR middle-end/39443
12546 * optabs.c (set_user_assembler_libfunc): New function.
12547 * expr.h (set_user_assembler_libfunc): New prototype.
12548 * c-common.c: Include libfuncs.h.
12549 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
12550 for memcmp, memset, memcpy, memmove and abort.
12551 * Makefile.in (c-common.o): Depend on libfuncs.h.
12554 * dwarf2out.c (gen_inlined_enumeration_type_die,
12555 gen_inlined_structure_type_die, gen_inlined_union_type_die,
12556 gen_tagged_type_instantiation_die): Removed.
12557 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
12560 2009-03-17 Janis Johnson <janis187@us.ibm.com>
12563 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
12565 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
12566 (check-parallel-%): Ditto.
12567 (check-consistency): Ditto.
12569 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
12571 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
12572 local variable rhs by NULL_TREE.
12574 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
12577 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
12579 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
12582 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
12584 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
12587 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
12588 for ms->sysv ABI calls only in 64bit mode.
12590 * config/i386/i386.md (untyped_call): Support 32bit.
12592 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
12594 * doc/extend.texi: Replace x86_65 with x86_64.
12596 2009-03-16 Jakub Jelinek <jakub@redhat.com>
12598 PR tree-optimization/39455
12599 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
12600 mismatches for POINTER_TYPE_P (type).
12601 (number_of_iterations_le): Likewise.
12603 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
12605 * config/picochip/picochip.c: Removed profiling support.
12606 * config/picochip/picochip.md: Removed profiling instruction.
12607 * config/picochip/picochip.h: Removed profiling builtin.
12609 2009-03-16 Joseph Myers <joseph@codesourcery.com>
12611 * doc/install.texi (--with-host-libstdcxx): Document.
12613 2009-03-14 Anatoly Sokolov <aesok@post.ru>
12616 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
12617 generate a warning if the function name does not begin with
12618 "__vector" and the function has either the 'signal' or 'interrupt'
12619 attribute, from here to ...
12620 (avr_declare_function_name): ...here. New function.
12621 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
12622 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
12624 2009-03-14 Jakub Jelinek <jakub@redhat.com>
12627 * cse.c (fold_rtx): Don't modify original const_arg1 when
12628 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
12629 separate variable instead.
12630 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
12631 from out of range shift counts.
12632 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
12634 2009-03-13 Catherine Moore <clm@codesourcery.com>
12636 * config/i386/x-mingw32 (host-mingw32.o): Replace
12637 diagnostic.h with $(DIAGNOSTIC_H).
12639 2009-03-12 Jakub Jelinek <jakub@redhat.com>
12642 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
12644 * config/i386/sync.md (sync_compare_and_swap<mode>,
12645 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
12646 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
12648 (sync_double_compare_and_swapdi_pic,
12649 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
12650 cmpxchg8b_pic_memory_operand instead of just memory_operand.
12652 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
12655 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
12657 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
12660 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
12661 (avx_addsubv4df3): Likewise.
12662 (*avx_addsubv4sf3): Likewise.
12663 (sse3_addsubv4sf3): Likewise.
12665 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
12668 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
12670 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
12673 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
12674 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
12675 registers for allocnos created from user-defined variables.
12677 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12680 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
12681 of non-integer mode as well.
12683 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
12685 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
12686 for functions for which the parameter types are unknown.
12688 2009-03-11 Jakub Jelinek <jakub@redhat.com>
12691 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
12692 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
12693 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
12694 * config/i386/i386.c (ix86_local_alignment): For
12695 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
12696 long long variables on the stack to avoid dynamic realignment.
12697 Allow the first argument to be a decl rather than type.
12698 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
12700 2009-03-11 Nick Clifton <nickc@redhat.com>
12703 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
12705 Add description to mno-lsim option.
12706 * config/mcore/mcore.h: Remove comment about deprecated m4align
12708 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
12709 * doc/invoke.texi: Add description of mno-lsim and
12710 mstack-increment options.
12712 * config/fr30/fr30.opt: Document the -mno-lsim option.
12713 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
12714 and -mno-lsim options.
12716 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12718 * fold-const.c (fold_comparison): Only call fold_inf_compare
12719 if the mode supports infinities.
12721 2009-03-11 Jason Merrill <jason@redhat.com>
12724 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
12725 end already did. Notice GIMPLE_CALL modifications of the result.
12726 Don't copy debug information from an ignored decl or a decl from
12729 2009-03-10 Richard Guenther <rguenther@suse.de>
12730 Nathan Froyd <froydnj@codesourcery.com>
12732 PR middle-end/37850
12733 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
12734 (__divMODE3): Likewise.
12736 2009-03-09 Jakub Jelinek <jakub@redhat.com>
12738 PR tree-optimization/39394
12739 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
12740 DECL_SIZE_UNIT of variable length FIELD_DECLs.
12742 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12744 * recog.c (verfiy_changes): Disallow renaming of hard regs in
12745 inline asms for register asm ("") declarations.
12747 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
12749 * fold-const.c (fold_unary): Fix comment.
12751 2009-03-07 Jan Hubicka <jh@suse.cz>
12754 * tree-inline.c (setup_one_parameter): Do replacement of const
12755 argument by constant in SSA form.
12757 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12759 PR middle-end/38028
12760 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
12761 determine alignment passed to assign_stack_local.
12762 (assign_parms_unsplit_complex): Likewise.
12763 * except.c (sjlj_build_landing_pads): Likewise.
12765 2009-03-06 Jakub Jelinek <jakub@redhat.com>
12767 PR middle-end/39360
12768 * tree-flow.h (add_referenced_var): Return bool instead of void.
12769 * tree-dfa.c (add_referenced_var): Return result of
12770 referenced_var_check_and_insert call.
12771 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
12772 of referenced_var_check_and_insert.
12775 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
12776 (gen_variable_die): Emit DW_AT_location on abstract static variable's
12777 DIE, don't emit it if abstract origin already has it.
12778 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
12779 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
12781 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12783 * genpreds.c (needs_variable): Fix parentheses at variable name
12785 (write_tm_constrs_h): Indent generated code.
12787 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12789 * doc/extend.texi (Function Attributes): Add documentation
12790 for isr attributes.
12792 2009-03-06 Jakub Jelinek <jakub@redhat.com>
12795 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
12796 take locus from its DECL_SOURCE_LOCATION instead of input_location.
12798 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
12800 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
12803 2009-03-05 Jakub Jelinek <jakub@redhat.com>
12806 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
12807 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
12809 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
12811 * config/i386/i386.md (R8_REG, R9_REG): New constants.
12812 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
12813 constants instead of magic numbers.
12814 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
12816 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
12817 (x86_64_ms_abi_int_parameter_registers): Ditto.
12818 (x86_64_int_return_registers): Ditto.
12819 (ix86_maybe_switch_abi): Ditto.
12820 (ix86_expand_call): Ditto for clobbered_registers array.
12821 (ix86_hard_regno_mode_ok): Ditto.
12822 (x86_extended_QIreg_mentioned_p): Ditto.
12824 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
12826 PR tree-optimization/39349
12827 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
12829 * combine.c (gen_lowpart_for_combine): Use omode when generating
12832 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
12834 PR rtl-optimization/39235
12835 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
12837 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
12839 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
12841 2009-03-04 Richard Guenther <rguenther@suse.de>
12843 PR tree-optimization/39362
12844 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
12845 that occur in abnormal PHIs should be varying.
12847 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
12849 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
12851 (simple_iv): Take loop as an argument instead of statement.
12852 * tree-scalar-evolution.h (simple_iv): Declaration changed.
12853 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
12855 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
12857 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
12858 * matrix-reorg.c (analyze_transpose): Ditto.
12859 * tree-data-ref.c (dr_analyze_innermost): Ditto.
12860 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
12861 * tree-predcom.c (ref_at_iteration): Ditto.
12862 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
12864 2009-03-04 Richard Guenther <rguenther@suse.de>
12866 PR tree-optimization/39358
12867 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
12868 escaped_id and callused_id.
12869 (solve_graph): Likewise.
12871 2009-03-04 Richard Guenther <rguenther@suse.de>
12873 PR tree-optimization/39339
12874 * tree-sra.c (try_instantiate_multiple_fields): Make it
12875 no longer ICE on the above.
12877 2009-03-03 Joseph Myers <joseph@codesourcery.com>
12879 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
12880 that fits within Pmode.
12882 2009-03-03 Steve Ellcey <sje@cup.hp.com>
12884 PR middle-end/10109
12885 * tm.texi (LIBCALL_VALUE): Update description.
12887 2009-03-03 Steve Ellcey <sje@cup.hp.com>
12889 PR middle-end/34443
12890 * doc/extend.texi (section): Update description.
12892 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
12894 PR middle-end/39345
12895 * tree-inline.c (remapped_type): New.
12896 (can_be_nonlocal): Call remapped_type instead of remap_type.
12898 2009-03-03 Jakub Jelinek <jakub@redhat.com>
12901 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
12902 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
12904 2009-03-03 Richard Guenther <rguenther@suse.de>
12906 PR middle-end/39272
12907 * tree.c (tree_nonartificial_location): New function.
12908 * tree.h (tree_nonartificial_location): Declare.
12909 * builtins.c (expand_builtin_memory_chk): Provide location
12910 of the call location for artificial function pieces.
12911 (maybe_emit_chk_warning): Likewise.
12912 (maybe_emit_sprintf_chk_warning): Likewise.
12913 (maybe_emit_free_warning): Likewise.
12914 * expr.c (expand_expr_real_1): Likewise.
12916 2009-03-03 Jakub Jelinek <jakub@redhat.com>
12918 PR tree-optimization/39343
12919 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
12920 COMPONENT_REF t has ARRAY_TYPE.
12922 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
12924 PR middle-end/39335
12925 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
12926 when the type precision of the induction variable should be
12927 larger than the type precision of nit.
12928 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
12929 * graphite.c (graphite_loop_normal_form): Same.
12930 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
12932 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
12934 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
12935 (*call_1_rex64_ms_sysv): Use named constants instead of magic
12936 numbers to describe clobbered registers.
12937 (*call_value_0_rex64_ms_sysv): Ditto.
12938 * config/i386/mmx.md (mmx_emms): Ditto.
12939 (mmx_femms): Ditto.
12941 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
12943 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
12946 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12948 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
12949 (spu_section_type_flags): New function.
12951 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
12953 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
12954 reg_class_contents of FLOAT_REGS into a temporary.
12956 2009-03-02 Richard Guenther <rguenther@suse.de>
12957 Ira Rosen <irar@il.ibm.com>
12959 PR tree-optimization/39318
12960 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
12961 information to the vectorized statement.
12963 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
12965 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
12966 variable. Use defined names instead of magic constants for REX SSE
12969 2009-03-01 Richard Guenther <rguenther@suse.de>
12971 PR tree-optimization/39331
12972 * omp-low.c (lower_send_shared_vars): Do not receive new
12973 values for the reference of DECL_BY_REFERENCE parms or results.
12975 2009-03-01 Jan Hubicka <jh@suse.cz>
12978 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
12979 BLOCK_NONLOCALIZED_VAR): New macros.
12980 (tree_block): Add nonlocalized_vars.
12981 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
12982 gen_decl_die): Add origin argument. Allow generation of die with
12983 origin at hand only.
12984 (gen_member_die, gen_type_die_with_usage, force_decl_die,
12985 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
12987 (gen_block_die): Fix checking for unused blocks.
12988 (process_scope_var): Break out from .... ; work with origins only.
12989 (decls_for_scope) ... here; process nonlocalized list.
12990 (dwarf2out_ignore_block): Look for nonlocalized vars.
12991 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
12993 (dump_scope_block): Dump them.
12994 * tree-inline.c (remap_decls): Handle nonlocalized vars.
12995 (remap_block): Likewise.
12996 (can_be_nonlocal): New predicate.
12997 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
12999 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13001 * configure: Regenerate.
13003 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13005 * optc-gen.awk: No need to duplicate option flags twice.
13006 Reuse help texts for duplicate options which do not have any.
13008 * gcc.c (display_help): Document --version.
13010 * gcc.c (main): If print_help_list and verbose_flag, ensure
13011 driver output comes before subprocess output.
13013 * optc-gen.awk: Assign all remaining fields to help string,
13014 space-separated, for multi-line help in *.opt.
13016 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
13017 -Wno-pedantic-ms-format is for MinGW targets only.
13019 * doc/options.texi (Option file format): Fix bad indentation,
13020 restoring dropped sentence.
13022 2009-02-28 Jan Hubicka <jh@suse.cz>
13024 * tree-inline.c (tree_function_versioning): Output debug info.
13026 2009-02-28 Jan Hubicka <jh@suse.cz>
13029 * tree-inline.c (setup_one_parameter): Do not copy propagate
13030 arguments when not optimizing.
13032 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
13035 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
13036 (avx_addsubv4df3): Likewise.
13037 (*avx_addsubv4sf3): Likewise.
13038 (sse3_addsubv4sf3): Likewise.
13039 (*avx_addsubv2df3): Likewise.
13040 (sse3_addsubv2df3): Likewise.
13041 (avx_unpckhps256): Correct item selectors.
13042 (avx_unpcklps256): Likewise.
13043 (avx_unpckhpd256): Likewise.
13044 (avx_unpcklpd256): Likewise.
13046 2009-02-28 Jan Hubicka <jh@suse.cz>
13048 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
13050 (copy_arguments_for_versioning): If var is declared don't declare it.
13051 (tree_function_versioning): First setup substitutions and then copy
13054 2009-02-27 Jan Hubicka <jh@suse.cz>
13057 * cgraph.h (varpool_output_debug_info): Remove.
13058 * cgraphunit.c (varpool_output_debug_info): Remove.
13059 * dwarf2out.c (deferred_locations_struct): New struct
13060 (deferred_locations): New type.
13061 (deferred_locations_list): New static var.
13062 (deffer_location): New function.
13063 (gen_variable_die): Use it.
13064 (decls_for_scope): Output info on local static vars.
13065 (dwarf2out_finish): Process deferred locations.
13066 * varpool.c (varpool_output_debug_info): Remove.
13068 2009-02-27 Jan Hubicka <jh@suse.cz>
13071 * tree.h (TREE_PROTECTED): Fix comment.
13072 (BLOCK_HANDLER_BLOCK): Remove.
13073 (struct tree_block): Remove handler_block add body_block.
13074 (inlined_function_outer_scope_p): New.
13075 (is_body_block): Remove.
13076 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
13077 * dwarf2out.c (is_inlined_entry_point): Remove.
13078 (add_high_low_attributes): Use inlined_function_outer_scope_p.
13079 (gen_block_die): Use is_inlined_entry_point check. Remove body block
13081 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
13082 * gimplify.c (gimplify_expr): Gimplify body blocks.
13083 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
13084 block with multiple subblocks.
13085 (dump_scope_block): Prettier output; dump more flags and info.
13086 (dump_scope_blocks): New.
13087 (remove_unused_locals): Use dump_scope_blocks.
13088 * tree-flow.h (dump_scope_blocks): Declare.
13089 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
13090 * stmt.c (is_body_block): Remove.
13091 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
13092 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
13094 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
13096 PR middle-end/39308
13097 * graphite.c (graphite_loop_normal_form): Do not call
13098 number_of_iterations_exit from a gcc_assert.
13100 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13102 * config/s390/s390.c (s390_swap_cmp): Look for conditional
13103 jumps if COND is NULL.
13104 (find_cond_jump): New function.
13105 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
13106 * config/s390/s390.md: Remove z10_cobra attribute value.
13108 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
13110 * config/alpha/alpha.h (alpha_expand_mov): Return false if
13111 force_const_mem returns NULL_RTX.
13113 2009-02-26 Jan Hubicka <jh@suse.cz>
13116 * cgraph.h (varpool_output_debug_info): Remove.
13117 * cgraphunit.c (varpool_output_debug_info): Remove.
13118 * dwarf2out.c (deferred_locations_struct): New struct
13119 (deferred_locations): New type.
13120 (deferred_locations_list): New static var.
13121 (deffer_location): New function.
13122 (gen_variable_die): Use it.
13123 (decls_for_scope): Output info on local static vars.
13124 (dwarf2out_finish): Process deferred locations.
13125 * varpool.c (varpool_output_debug_info): Remove.
13127 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
13129 PR rtl-optimization/39241
13130 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
13131 to subreg_offset_representable_p.
13133 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
13135 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
13136 execute function prototype. Get f and nregs from max_reg_num
13137 and get_insns. Remove the first backward pass as it's dead,
13138 guard the forward pass by flag_expensive_optimizations.
13139 (rest_of_handle_regmove): Delete.
13140 (pass_regmove): Replace it with regmove_optimize.
13142 2009-02-25 Martin Jambor <mjambor@suse.cz>
13144 PR tree-optimization/39259
13145 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
13146 calls_alloca function flags.
13147 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
13148 calls are detected.
13150 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
13152 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
13153 flags_set_1_rtx, flags_set_1_set): Delete.
13154 (regmove_optimize): Do not call mark_flags_life_zones.
13156 2009-02-24 Julian Brown <julian@codesourcery.com>
13159 * config/arm/arm.c (require_pic_register): Only set
13160 cfun->machine->pic_reg once per function.
13162 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
13164 * doc/invoke.texi (Link Options): Document an easier way to pass
13165 options that take arguments to the GNU linker using -Xlinker and -Wl.
13167 2009-02-24 Steve Ellcey <sje@cup.hp.com>
13170 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
13172 2009-02-24 Richard Guenther <rguenther@suse.de>
13175 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
13177 2009-02-24 Richard Guenther <rguenther@suse.de>
13178 Zdenek Dvorak <ook@ucw.cz>
13180 PR tree-optimization/39233
13181 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
13182 from converting them to a generic type.
13184 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
13186 PR tree-optimization/39260
13187 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
13188 contains a condition with a real type.
13189 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
13191 2009-02-23 Jason Merrill <jason@redhat.com>
13194 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
13195 narrowing_initializer_constant_valid_p.
13196 (narrowing_initializer_constant_valid_p): Don't return
13197 null_pointer_node for adding a pointer to itself.
13199 2009-02-23 Jan Hubicka <jh@suse.cz>
13202 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
13205 2009-02-23 Jan Hubicka <jh@suse.cz>
13207 PR tree-optimization/37709
13208 * tree.c (block_ultimate_origin): Move here from dwarf2out.
13209 * tree.h (block_ultimate_origin): Declare.
13210 * dwarf2out.c (block_ultimate_origin): Move to tree.c
13211 * tree-ssa-live.c (remove_unused_scope_block_p):
13212 Eliminate blocks containig no instructions nor live variables nor
13214 (dump_scope_block): New function.
13215 (remove_unused_locals): Enable removal of dead blocks by default;
13216 enable dumping at TDF_DETAILS.
13218 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
13220 * config/i386/i386.c (classify_argument): Don't allow COImode
13222 (function_arg_advance_32): Don't allow OImode.
13223 (function_arg_32): Likewise.
13224 (function_value_32): Likewise.
13225 (return_in_memory_32): Likewise.
13226 (function_arg_64): Remove OImode comment.
13228 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
13231 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
13232 ix86_expand_vector_set for V4DImode in 64bit mode only.
13233 (ix86_expand_vector_init_one_var): Likewise.
13235 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
13237 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
13239 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
13242 * loop-iv.c: Revert last change.
13243 * emit-rtl.c: Likewise.
13245 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
13248 * config/i386/i386.c (type_natural_mode): Remove an extra
13249 space in the warning message.
13250 (function_value_32): Handle 32-byte vector modes.
13251 (return_in_memory_32): Likewise.
13253 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
13255 * loop-iv.c (truncate_value): New function.
13256 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
13258 (lowpart_subreg): Move to...
13259 * emit-rtl.c: ...here.
13261 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
13263 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
13264 accidental and undocumented change at revision 140860.
13266 2009-02-21 Joseph Myers <joseph@codesourcery.com>
13268 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
13269 take gimple_seq * arguments.
13270 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
13271 types_compatible_p langhook.
13273 2009-02-20 Mark Mitchell <mark@codesourcery.com>
13274 Joseph Myers <joseph@codesourcery.com>
13276 * config/arm/arm.c (arm_builtin_va_list): New function.
13277 (arm_expand_builtin_va_start): Likewise.
13278 (arm_gimplify_va_arg_expr): Likewise.
13279 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
13280 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
13281 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
13282 (va_list_type): New variable.
13283 (arm_mangle_type): Mangle va_list_type appropriately.
13285 2009-02-20 Jakub Jelinek <jakub@redhat.com>
13287 PR middle-end/39157
13288 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
13289 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
13290 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
13291 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
13292 parameter to 1000 for -O1 by default.
13293 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
13295 * loop-invariant.c: Include params.h.
13296 (move_loop_invariants): Don't call move_single_loop_invariants on
13299 2009-02-20 Jaka Mocnik <jaka@xlab.si>
13301 * calls.c (emit_library_call_value_1): Use slot_offset instead of
13302 offset when calculating bounds for indexing stack_usage_map. Fixes
13303 a buffer overflow with certain target setups.
13305 2009-02-20 Jakub Jelinek <jakub@redhat.com>
13308 * calls.c (expand_call): Clear try_tail_call if caller and callee
13309 disagree in promotion of function return value.
13311 2009-02-19 Jakub Jelinek <jakub@redhat.com>
13314 * c-common.c (c_determine_visibility): If visibility changed and
13315 DECL_RTL has been already set, call make_decl_rtl to update symbol
13318 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
13321 * varasm.c (assemble_variable): Don't check DECL_NAME when
13322 globalizing a variable.
13324 2009-02-19 Joseph Myers <joseph@codesourcery.com>
13327 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
13328 expression before any __builtin_trap call.
13329 * c-typeck.c (build_function_call): Convert and check function
13330 arguments before generating a call to a trap. Evaluate the
13331 function arguments before the trap.
13333 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
13336 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
13337 (UNSPEC_FXAM_MEM): New unspec.
13338 (fxam<mode>2_i387_with_temp): New insn and split pattern.
13339 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
13340 memory using fxam<mode>2_i387_with_temp to remove excess precision.
13342 2009-02-19 Richard Guenther <rguenther@suse.de>
13344 PR tree-optimization/39207
13345 PR tree-optimization/39074
13346 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
13347 storedanything_tree): New.
13348 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
13349 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
13350 (build_succ_graph): Add edges from STOREDANYTHING to all
13352 (init_base_vars): Initialize STOREDANYTHING.
13353 (compute_points_to_sets): Free substitution info after
13354 building the succ graph.
13355 (ipa_pta_execute): Likewise.
13357 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
13359 (do_ds_constraint): Do not add to special var or non-pointer
13361 (type_could_have_pointers): Split out from ...
13362 (could_have_pointers): ... here. For arrays use the element type.
13363 (create_variable_info_for): Initialize may_have_pointers.
13364 (new_var_info): Likewise.
13365 (handle_lhs_call): Make the HEAP variable unknown-sized.
13366 (intra_create_variable_infos): Use a type with pointers for
13367 PARM_NOALIAS, make it unknown-sized.
13369 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
13372 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
13374 2009-02-18 Jason Merrill <jason@redhat.com>
13377 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
13378 value if DECL_EXTERNAL.
13379 * tree-sra.c (sra_walk_gimple_assign): Likewise.
13380 * target.h (gcc_target::binds_local_p): Clarify "module".
13381 * tree.h (TREE_PUBLIC): Clarify "module".
13383 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
13386 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
13387 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
13389 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
13392 * c.opt (Wabi): Support C and ObjC.
13395 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
13397 * config/i386/i386.c (classify_argument): Warn once about the ABI
13398 change when passing union with long double.
13400 * doc/invoke.texi: Update -Wabi for warning psABI changes.
13402 2009-02-18 Joseph Myers <joseph@codesourcery.com>
13405 * c-parser.c (c_parser_compound_statement): Always enter and leave
13408 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13411 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
13413 2009-02-18 Jakub Jelinek <jakub@redhat.com>
13415 PR tree-optimization/36922
13416 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
13417 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
13420 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
13422 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
13425 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
13427 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
13429 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
13431 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
13434 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
13435 Richard Sandiford <rdsandiford@googlemail.com>
13437 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
13438 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
13439 (loongson_biadd): ...this.
13441 2009-02-17 Richard Guenther <rguenther@suse.de>
13443 PR tree-optimization/39202
13444 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
13445 a var make sure to follow existing collapses.
13447 2009-02-17 Richard Guenther <rguenther@suse.de>
13449 PR middle-end/39214
13450 * langhooks.c (lhd_print_error_function): Check for NULL block.
13452 2009-02-17 Richard Guenther <rguenther@suse.de>
13454 PR tree-optimization/39204
13455 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
13458 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
13460 * config/soft-fp/double.h: Update from glibc CVS.
13462 2009-02-17 Richard Guenther <rguenther@suse.de>
13464 PR tree-optimization/39207
13465 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
13466 strict-aliasing warnings for pointers pointing to NULL.
13468 2009-02-16 Joseph Myers <joseph@codesourcery.com>
13471 * c-parser.c (c_parser_braced_init): Call pop_init_level when
13472 skipping until next close brace.
13474 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
13477 * config/i386/i386.c (ix86_expand_push): Set memory alignment
13478 to function argument boundary.
13480 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
13482 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
13483 in the lea_add. Reload eventually constraints it properly.
13484 * config/picochip/constraints.md: Remove the target constraint
13485 "b", since it is not needed anymore.
13487 2009-02-16 Jakub Jelinek <jakub@redhat.com>
13489 * gthr-dce.h: Uglify function parameter and local variable names.
13490 * gthr-gnat.h: Likewise.
13491 * gthr-mipssde.h: Likewise.
13492 * gthr-nks.h: Likewise.
13493 * gthr-posix95.h: Likewise.
13494 * gthr-posix.h: Likewise.
13495 * gthr-rtems.h: Likewise.
13496 * gthr-single.h: Likewise.
13497 * gthr-solaris.h: Likewise.
13498 * gthr-tpf.h: Likewise.
13499 * gthr-vxworks.h: Likewise.
13500 * gthr-win32.h: Likewise.
13502 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
13505 * config/i386/i386.md: Restrict the new peephole2 to move
13506 between MMX/SSE registers.
13508 2009-02-15 Richard Guenther <rguenther@suse.de>
13511 2009-02-13 Richard Guenther <rguenther@suse.de>
13513 * configure.ac: Enable LFS.
13514 * configure: Re-generate.
13515 * config.in: Likewise.
13517 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13519 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
13520 spu_srqwbyte, spu_srqwbytebc): Define.
13521 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
13522 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
13523 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
13524 "shrqby_<mode>"): New insn-and-split patterns.
13525 * config/spu/spu.c (expand_builtin_args): Determine and return
13526 number of operands using spu_builtin_description data.
13527 (spu_expand_builtin_1): Use it.
13529 2009-02-13 Steve Ellcey <sje@cup.hp.com>
13532 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
13535 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
13538 * config/i386/i386.c (override_options): Correct warning
13539 messages for -malign-loops, -malign-jumps and -malign-functions.
13541 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
13544 * config/i386/i386.md: Restrict the new peephole2 to move
13545 between the general purpose registers.
13547 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
13550 * config/i386/i386.c (type_natural_mode): Add a new argument.
13551 Return the original mode and warn ABI change if vector size is 32byte.
13552 (function_arg_advance): Updated.
13553 (function_arg): Likewise.
13554 (ix86_function_value): Likewise.
13555 (ix86_return_in_memory): Likewise.
13556 (ix86_sol10_return_in_memory): Likewise.
13557 (ix86_gimplify_va_arg): Likewise.
13558 (function_arg_32): Don't warn ABX ABI change here.
13559 (function_arg_64): Likewise.
13561 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
13563 * loop-iv.c (implies_p): In the final case, test that operands 0
13564 of the two comparisons match.
13566 * config/bfin/bfin.c (find_prev_insn_start): New function.
13567 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
13568 (find_next_insn_start): Move.
13570 2009-02-13 Richard Guenther <rguenther@suse.de>
13572 * configure.ac: Enable LFS.
13573 * configure: Re-generate.
13574 * config.in: Likewise.
13576 2009-02-13 Joseph Myers <joseph@codesourcery.com>
13579 * c-parser.c (c_parser_parms_list_declarator): Discard pending
13580 sizes on syntax error after some arguments have been parsed.
13582 2009-02-12 Jakub Jelinek <jakub@redhat.com>
13584 * doc/invoke.texi (-fira): Remove.
13586 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
13588 * caller-save.c: Replace regclass.c with reginfo.c in comments.
13589 * recog.c: Likewise.
13592 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
13594 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
13595 (umul_ppmm): Likewise.
13596 (count_leading_zeros): Likewise.
13597 (count_trailing_zeros): Likewise.
13598 (UMUL_TIME): Likewise.
13600 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
13602 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
13603 soft-fp/t-softfp to tmake_file.
13605 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
13606 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
13607 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
13608 IA64_BUILTIN_INFQ]: New.
13609 (ia64_init_builtins): Initialize __builtin_infq,
13610 __builtin_fabsq and __builtin_copysignq if not HPUX.
13611 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
13612 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
13614 * config/ia64/lib1funcs.asm (__divtf3): Define only if
13616 (__fixtfti): Likewise.
13617 (__fixunstfti): Likewise.
13618 (__floattitf): Likewise.
13620 * config/ia64/libgcc-glibc.ver: New.
13621 * config/ia64/t-fprules-softfp: Likewise.
13622 * config/ia64/sfp-machine.h: Likewise.
13624 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
13625 (LIBGCC2_TF_CEXT): Likewise.
13626 (TF_SIZE): Likewise.
13627 (TARGET_INIT_LIBFUNCS): Likewise.
13629 * config/ia64/t-glibc (SHLINB_MAPFILES):
13630 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
13632 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
13634 * config/i386/i386.c (construct_container): Rewrite processing
13635 BLKmode with X86_64_SSE_CLASS.
13637 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
13640 * config/i386/i386.md: Replace simplify_replace_rtx with
13641 replace_rtx in the new peephole2.
13643 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
13645 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
13646 loop unrolling do not happen at -O2.
13648 2009-02-12 Michael Matz <matz@suse.de>
13650 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
13652 2009-02-12 Jakub Jelinek <jakub@redhat.com>
13654 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
13657 2009-02-12 Ben Elliston <bje@au.ibm.com>
13659 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
13660 patterns when updating the back chain. Missed in the 2009-02-10
13663 2009-02-11 Janis Johnson <janis187@us.ibm.com>
13665 * doc/extend.texi (Decimal Floating Types): Update identifier of
13666 draft TR and list of missing support.
13668 2009-02-11 Jakub Jelinek <jakub@redhat.com>
13670 PR middle-end/39154
13671 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
13672 bit to variable length decl's flags, add it also to its
13673 pointer replacement variable.
13675 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
13676 Jakub Jelinek <jakub@redhat.com>
13679 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
13680 (memory_blockage): New expander.
13681 (*memory_blockage): New insn pattern.
13682 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
13683 instead of general blockage at the end of function prologue when
13684 frame pointer is used to access red zone area. Do not emit blockage
13685 when profiling, it is emitted in generic code.
13686 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
13687 function epilogue when frame pointer is used to access red zone area.
13689 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
13692 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
13693 by arithmetic with memory operands.
13694 * config/i386/predicates.md (commutative_operator): New.
13696 2009-02-10 Janis Johnson <janis187@us.ibm.com>
13698 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
13701 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
13703 * alias.h (record_alias_subset): Declare.
13704 * alias.c (record_alias_subset): Make global.
13706 2009-02-10 Nick Clifton <nickc@redhat.com>
13708 * tree-parloops.c: Change license to GPLv3.
13709 * ipa-struct-reorg.c: Change license to GPLv3.
13710 * ipa-struct-reorg.h: Change license to GPLv3.
13712 2009-02-10 Steve Ellcey <sje@cup.hp.com>
13715 * c-decl.c (start_struct): Return NULL on error.
13717 2009-02-10 Jakub Jelinek <jakub@redhat.com>
13719 PR middle-end/39124
13720 * cfgloopmanip.c (remove_path): Call remove_bbs after
13721 cancel_loop_tree, not before it.
13724 * function.h (struct function): Add has_local_explicit_reg_vars bit.
13725 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
13726 VAR_DECLs were seen.
13727 * tree-ssa-live.c (remove_unused_locals): Recompute
13728 cfun->has_local_explicit_reg_vars.
13729 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
13730 copies or clearings if cfun->has_local_explicit_reg_vars.
13732 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
13735 * config/i386/i386.c (expand_prologue): Emit blockage at the end
13736 of function prologue when frame pointer is used to access
13739 2009-02-10 Richard Guenther <rguenther@suse.de>
13741 PR middle-end/39127
13742 * gimplify.c (gimple_regimplify_operands): Always look if
13743 we need to create a temporary.
13745 2009-02-10 Richard Guenther <rguenther@suse.de>
13747 PR tree-optimization/39132
13748 * tree-loop-distribution.c (todo): New global var.
13749 (generate_memset_zero): Trigger TODO_rebuild_alias.
13750 (tree_loop_distribution): Return todo.
13752 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
13755 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
13756 (x86_64_reg_class_name): Removed.
13757 (classify_argument): Return 0 if bytes > 32. Return 0 if the
13758 first one isn't X86_64_SSE_CLASS or any other ones aren't
13759 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
13760 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
13761 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
13762 and 3 X86_64_SSEUP_CLASS.
13763 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
13764 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
13766 2009-02-10 Ben Elliston <bje@au.ibm.com>
13768 * config/rs6000/rs6000.md (allocate_stack): Always use an update
13769 form instruction to update the stack back chain word, even if the
13770 user has disabled the generation of update instructions.
13771 (movdi_<mode>_update_stack): New.
13772 (movsi_update_stack): Likewise.
13773 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
13774 always use an update form instruction to update the stack back
13777 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
13779 PR middle-end/38953
13780 * graphite.c (if_region_set_false_region): After moving a region in
13781 the false branch of a condition, remove the empty dummy basic block.
13782 (gloog): Remove wrong fix for PR38953.
13784 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13786 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
13787 generation due to implicit sign extension.
13789 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
13791 PR middle-end/38981
13792 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
13793 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
13795 2009-02-09 Richard Guenther <rguenther@suse.de>
13797 PR middle-end/35202
13798 * convert.c (convert_to_real): Disable (float)fn((double)x)
13799 to fnf(x) conversion if errno differences may occur and
13800 -fmath-errno is set.
13802 2009-02-07 Anatoly Sokolov <aesok@post.ru>
13804 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
13805 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13806 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13808 2009-02-06 Joseph Myers <joseph@codesourcery.com>
13811 * c-common.c (handle_alias_attribute): Disallow attribute for
13812 anything not a FUNCTION_DECL or VAR_DECL.
13814 2009-02-06 Janis Johnson <janis187@us.ibm.com>
13817 * real.c (do_compare): Special-case compare of zero against
13818 decimal float value.
13820 2009-02-06 Joseph Myers <joseph@codesourcery.com>
13823 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
13824 as indicating flexible array members unless the field itself is
13825 being declarared as the incomplete array.
13827 2009-02-06 Jan Hubicka <jh@suse.cz>
13829 PR tree-optimization/38844
13830 * ipa-inline.c (try_inline): Stop inlining recursion when edge
13831 is already inlined.
13833 2009-02-06 Richard Guenther <rguenther@suse.de>
13835 PR middle-end/38977
13836 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
13837 fork because we may expand it as __gcov_fork.
13839 2009-02-06 Nick Clifton <nickc@redhat.com>
13841 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
13843 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
13845 PR tree-optimization/35659
13846 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
13847 vn_phi_eq): Shortcut if hashcode does not match.
13848 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
13850 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
13851 and avoid iterative_hash_expr.
13852 (FOR_EACH_VALUE_ID_IN_SET): New.
13853 (value_id_compare): Remove.
13854 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
13855 sort expressions by value id.
13857 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
13860 * config/sh/predicates.md (general_movsrc_operand): Don't check
13861 the subreg of system registers here.
13863 2009-02-05 Jakub Jelinek <jakub@redhat.com>
13866 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
13867 on the copied decl.
13869 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
13871 PR rtl-optimization/39110
13872 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
13873 addresses, not aligned ones.
13875 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
13876 Richard Guenther <rguenther@suse.de>
13878 PR tree-optimization/39100
13879 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
13880 comment says and add edges.
13882 2009-02-05 Joseph Myers <joseph@codesourcery.com>
13885 * c-common.c (handle_tls_model_attribute): Ignore attribute for
13886 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
13888 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
13890 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
13891 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
13892 register_bb_in_sese, new_sese, free_sese): Moved.
13893 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
13894 outermost_loop_in_scop, build_scop_iteration_domain,
13895 expand_scalar_variables_ssa_name, get_vdef_before_scop,
13896 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
13897 Use loop_in_sese_p instead of loop_in_scop_p.
13898 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
13899 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
13900 (scopdet_basic_block_info): Fix bug in scop detection.
13901 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
13902 eq_loop_to_cloog_loop): Remove.
13903 (nb_loops_around_loop_in_scop, nb_loop
13904 ref_nb_loops): Moved here...
13905 * graphite.h (ref_nb_loops): ... from here.
13906 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
13907 (loop_domain_dim, loop_iteration_vector_dim): Remove.
13908 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
13909 * testsuite/gcc.dg/graphite/scop-19.c: New
13911 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
13912 Hans-Peter Nilsson <hp@axis.com>
13914 PR rtl-optimization/37889
13915 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
13916 Move offset handling from PLUS to before the switch. Use new
13917 arguments when considering SYMBOL_REFs too.
13918 (rtx_addr_can_trap_p): Pass dummy offset and size.
13919 (enum may_trap_p_flags): Remove.
13920 (may_trap_p_1): Pass size from MEM_SIZE.
13922 PR rtl-optimization/38921
13923 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
13924 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
13925 * rtlanal.c (may_trap_after_code_motion_p): Delete.
13926 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
13928 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
13930 AVX Programming Reference (January, 2009)
13931 * config/i386/sse.md (*vpclmulqdq): New.
13933 2009-02-04 Jakub Jelinek <jakub@redhat.com>
13935 PR tree-optimization/38977
13936 PR gcov-profile/38292
13937 * calls.c (special_function_p): Disregard __builtin_ prefix.
13939 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
13941 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
13942 non-indexable addresses even before reload.
13944 2009-02-03 Joseph Myers <joseph@codesourcery.com>
13947 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
13948 as having variable size. Do not give an error for unnamed
13949 parameters with [*] declarators. Give a warning for type names
13950 with [*] declarators and mark them as variable size.
13951 * c-parser.c (c_parser_sizeof_expression): Do not give an error
13952 for sizeof applied to [*] type names.
13954 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
13957 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
13959 2009-02-03 Jakub Jelinek <jakub@redhat.com>
13961 * gcc.c (process_command): Update copyright notice dates.
13962 * gcov.c (print_version): Likewise.
13963 * gcov-dump.c (print_version): Likewise.
13964 * mips-tfile.c (main): Likewise.
13965 * mips-tdump.c (main): Likewise.
13967 2009-02-03 Joseph Myers <joseph@codesourcery.com>
13970 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
13971 for composite type involving a zero-length array type.
13973 2009-02-03 Jakub Jelinek <jakub@redhat.com>
13976 * function.c (match_asm_constraints_1): Skip over
13977 initial optional % in the constraint.
13979 PR inline-asm/39059
13980 * c-parser.c (c_parser_postfix_expression): If fixed point is not
13981 supported, don't accept FIXED_CSTs.
13982 * c-decl.c (finish_declspecs): Error if fixed point is not supported
13983 and _Sat is used without _Fract/_Accum. Set specs->type to
13984 integer_type_node for cts_fract/cts_accum if fixed point is not
13987 2009-02-02 Catherine Moore <clm@codesourcery.com>
13989 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
13991 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
13993 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
13994 (ABI_HAS_64BIT_SYMBOLS): Use it.
13995 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
13997 2009-02-02 Paul Brook <paul@codesourcery.com>
13999 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
14001 2009-02-02 Jakub Jelinek <jakub@redhat.com>
14003 PR inline-asm/39058
14004 * recog.h (asm_operand_ok): Add constraints argument.
14005 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
14006 recurse on matching constraint.
14007 (check_asm_operands): Pass constraints as 3rd argument to
14008 asm_operand_ok. Don't look up matching constraint here.
14009 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
14012 2009-02-02 Ben Elliston <bje@au.ibm.com>
14014 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
14015 TARGET_NARROW_VOLATILE_BITFIELD macro names.
14017 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14019 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
14020 information. Remove some obsolete information. Reorganize.
14022 * config/pa/fptr.c: Revert license to GPL 2.
14023 * config/pa/milli64.S: Likewise.
14025 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
14028 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
14029 LIBRARY name in, instead of hard-coding it.
14030 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
14031 extra target make frag to tmake_files according to EH model.
14032 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
14033 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
14034 frags that define makefile variable EH_MODEL appropriately.
14035 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
14036 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
14037 to "-sjlj" according to type of EH configured.
14038 (LIBGCC_SONAME): Concatenate it to shared library base name.
14039 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
14040 to "_sjlj" according to type of EH configured.
14041 (LIBGCC_SONAME): Concatenate it to shared library base name.
14042 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
14043 (SHLIB_LINK): Add missing semicolon to if-else construct.
14044 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
14045 string value of "pe_dll" command-line option.
14046 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
14047 (SHLIB_SONAME): Use it when overriding t-cygming default.
14048 (SHLIB_IMPLIB): Override t-cygming default.
14049 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
14050 string value of "pe_dll" command-line option.
14052 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
14055 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
14056 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
14058 2009-01-31 Richard Guenther <rguenther@suse.de>
14060 PR tree-optimization/38937
14061 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
14062 computing the transitive closure.
14064 2009-01-30 Richard Guenther <rguenther@suse.de>
14066 PR tree-optimization/39041
14067 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
14068 Propagate variable indices only if the types match for this stmt.
14070 2009-01-30 Jakub Jelinek <jakub@redhat.com>
14073 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
14074 inline but never defined.
14076 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
14078 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
14079 (*insv_h_di_reg_extimm): New insn.
14080 (*insv_l<mode>_reg_extimm): New insn.
14082 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
14084 * config/picochip/picochip.c (flag_conserve_stack): set
14085 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
14086 fconserve-stack. Reduce call-overhead used by inliner.
14088 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
14091 * common.opt (flag_conserve_stack): Initialised to zero.
14093 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
14096 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
14097 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
14100 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
14102 * ira-color.c (allocno_reload_assign): Update comments.
14103 * regmove.c (regmove_optimize): Likewise.
14107 2009-01-29 Robert Millan <rmh@aybabtu.com>
14109 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
14110 * config/i386/kopensolaris-gnu.h: New file. Undefine
14111 `MD_UNWIND_SUPPORT'.
14112 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
14114 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
14116 PR tree-optimization/39007
14117 * tree-loop-distribution.c (generate_builtin): Use
14118 recompute_dominator to compute the immediate dominator of the
14119 basic block just after the loop.
14121 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14123 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
14124 (ASM_OUTPUT_DWARF_PCREL): Define.
14126 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
14128 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
14129 * doc/passes.texi: Remove entries about regclass, local-alloc, and
14130 global. Modify entries about regmove and IRA.
14132 * ra-conflict.c: Remove the file.
14134 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
14136 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
14137 (pass_regclass_init): Rename to pass_reginfo_init.
14139 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
14141 * toplev.h (flag_ira): Remove.
14143 * caller-save.c (setup_save_areas): Remove flag_ira.
14145 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
14147 * global.c: Remove the file.
14149 * opts.c (decode_options): Remove flag_ira.
14151 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
14153 * regmove.c: Modify file description.
14154 (find_use_as_address, try_auto_increment): Define them only if
14155 AUTO_INC_DEC is defined.
14156 (replacement_quality, replace_in_call_usage, fixup_match_1,
14157 stable_and_no_regs_but_for_p): Remove.
14158 (reg_set_in_bb): Make it static.
14159 (regmove_optimize): Remove flag_ira and code which worked for
14162 * local-alloc.c: Remove the file.
14164 * common.opt (fira): Remove.
14166 * ira.c: Include except.h.
14167 (eliminable_regset): Move from global.c.
14168 (mark_elimination): Ditto. Remove flag_ira.
14169 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
14170 equiv_mem_modified, validate_equiv_mem_from_store,
14171 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
14172 contains_replace_regs, memref_referenced_p, memref_used_between_p,
14173 no_equiv, recorded_label_ref): Move from local-alloc.c.
14174 (update_equiv_regs): Ditto. Make it static.
14175 (print_insn_chain, print_insn_chains): Move it from global.c.
14176 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
14177 (build_insn_chain): Ditto. Make it static.
14178 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
14179 Rename to init_live_subregs.
14180 (gate_ira): Remove flag_ira.
14182 * regclass.c: Rename reginfo.c. Change file description.
14183 (FORBIDDEN_INC_DEC_CLASSES): Remove.
14184 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
14185 (init_reg_sets_1): Remove code for evaluation of
14186 reg_class_superclasses and losing_caller_save_reg_set.
14187 (init_regs): Remove init_reg_autoinc.
14188 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
14189 ok_for_base_p_nonstrict): Remove.
14190 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
14191 (pass_regclass_init): Rename to pass_reginfo_init. Modify
14192 corresponding entries.
14193 (dump_regclass, record_operand_costs, scan_one_insn,
14194 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
14195 record_address_regs, auto_inc_dec_reg_p): Remove.
14196 (gt-regclass.h): Rename to gt-reginfo.h.
14198 * rtl.h (dump_global_regs, retry_global_alloc,
14199 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
14201 * Makefile.in (RA_H): Remove.
14202 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
14203 Rename regclass.o to reginfo.o.
14204 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
14206 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
14207 (GTFILES): Rename regclass.c to reginfo.c.
14209 * passes.c (init_optimization_passes): Remove pass_local_alloc and
14210 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
14212 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
14213 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
14215 (finish_spills): Ditto. Remove code for !flag_ira.
14217 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
14219 PR middle-end/35854
14220 * doc/invoke.texi (rtl debug options): Complete rewrite.
14221 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
14223 * mode-switching.c (pass_mode_switching): Rename pass from
14224 "mode-sw" to "mode_sw".
14225 * except.c (pass_convert_to_eh_ranges): Rename pass from
14226 "eh-ranges" to "eh_ranges".
14227 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
14231 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
14232 Alexander Monakov <amonakov@ispras.ru>
14234 PR middle-end/38857
14235 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
14237 (move_exprs_to_boundary): Change return type and pass through
14238 should_move from move_op. Relax assert. Update usage ...
14239 (schedule_expr_on_boundary): ... here. Use should_move instead of
14241 (move_op_orig_expr_found): Indicate that insn was disconnected from
14243 (code_motion_process_successors): Do not call after_merge_succs
14244 callback if original expression was not found when traversing any of
14246 (code_motion_path_driver): Change return type. Update prototype.
14247 (move_op): Update comment. Add a new parameter (should_move). Update
14248 prototype. Set *should_move based on indication provided by
14249 move_op_orig_expr_found.
14251 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
14253 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
14254 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
14255 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
14256 * config/rs6000/rs6000.c (rs6000_override_options): Default
14257 avoid-indexed-addresses on for Power6, off for everything else.
14258 (avoiding_indexed_address_p): New function.
14259 (rs6000_legitimize_address): Use it.
14260 (rs6000_legitimate_address): Likewise.
14261 * config/rs6000/rs6000.md (movXX_updateX): Likewise
14263 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
14265 PR tree-optimization/38997
14266 * tree-loop-distribution.c (generate_memset_zero): Use
14267 POINTER_PLUS_EXPR for a pointer addition.
14269 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
14271 * config/s390/s390.md (bswap<mode>2): New pattern added.
14273 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
14275 * config/s390/s390.md (*tls_load_31): Added type attribute.
14277 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
14279 * config/s390/s390.md: Fix a few comments.
14281 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
14283 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
14284 (*tm<mode>_full): Fixed z10prop attribute.
14285 (*tst<mode>_extimm): Fixed z10prop attribute.
14286 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
14287 (*tstqiCCT_cconly): Fixed z10prop attribute.
14288 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
14289 (*movsi_larl): Fixed z10prop attribute.
14290 (*movsi_zarch): Fixed z10prop attribute.
14291 (*movsi_eas): Fixed z10prop attribute.
14292 (*movhi): Fixed z10prop attribute.
14293 (*movqi): Fixed z10prop attribute.
14294 (*movstrictqi): Fixed z10prop attribute.
14295 (*mov<mode>): Fixed z10prop attribute.
14296 (*movcc): Fixed z10prop attribute.
14297 (*sethighpartdi_64): Fixed z10prop attribute.
14298 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
14299 (*negdi2_sign_cc): Fixed z10prop attribute.
14300 (*negdi2_sign): Fixed z10prop attribute.
14301 (*absdi2_sign_cc): Fixed z10prop attribute.
14302 (*absdi2_sign): Fixed z10prop attribute.
14303 (*negabsdi2_sign_cc): Fixed z10prop attribute.
14304 (*negabsdi2_sign): Fixed z10prop attribute.
14305 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
14306 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
14307 (doloop_si64): Fixed z10prop attribute.
14308 (doloop_si31): Fixed z10prop attribute.
14309 (doloop_long): Fixed z10prop attribute.
14310 (indirect_jump): Fixed z10prop attribute.
14311 (nop): Fixed z10prop attribute.
14312 (main_base_64): Fixed z10prop attribute.
14313 (reload_base_64): Fixed z10prop attribute.
14315 2009-01-28 Jakub Jelinek <jakub@redhat.com>
14317 PR rtl-optimization/38740
14318 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
14320 * config/mips/mips.c (mips_reorg): Likewise.
14322 2009-01-28 Richard Guenther <rguenther@suse.de>
14324 PR tree-optimization/38926
14325 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
14326 with the correct value id to a value.
14327 (do_regular_insertion): Use the value number of edoubleprime
14328 for the value number of the expr.
14331 2008-08-21 Richard Guenther <rguenther@suse.de>
14333 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
14334 a PHI ask VN if it is already available.
14335 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
14336 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
14338 2009-01-28 Jakub Jelinek <jakub@redhat.com>
14340 PR middle-end/38934
14341 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
14342 set to varying whenever max has TREE_OVERFLOW set, similarly
14343 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
14345 2009-01-28 Richard Guenther <rguenther@suse.de>
14347 PR middle-end/38908
14348 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
14349 uninitialized aggregate uses in call arguments.
14351 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
14353 PR tree-optimization/38984
14354 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
14355 the nothing_id variable if -fno-delete-null-pointer-checks.
14357 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
14360 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
14361 (set_got_offset_rex64): Ditto.
14363 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
14366 * doc/extend.texi: Improve local variable with asm reg.
14368 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
14370 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
14371 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
14372 was not supplied then set warn_packed_bitfield_compat to the
14373 default value of 1.
14374 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
14377 2009-01-27 Richard Guenther <rguenther@suse.de>
14379 PR tree-optimization/38503
14380 * cfgexpand.c (expand_gimple_basic_block): Ignore
14381 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
14382 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
14383 variables that cannot have TBAA applied.
14384 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
14387 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
14389 PR middle-end/38969
14390 * calls.c (initialize_argument_information): Do not wrap complex
14391 arguments in SAVE_EXPR.
14393 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
14395 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
14396 (INSTALL_LIBGCC): Revert typo commit.
14398 2009-01-26 Richard Guenther <rguenther@suse.de>
14400 PR tree-optimization/38745
14401 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
14402 from special handling.
14404 2009-01-26 Richard Guenther <rguenther@suse.de>
14406 PR tree-optimization/38745
14407 * tree-ssa.c (execute_update_addresses_taken): Do not include
14408 variables that cannot possibly be a register in not_reg_needs.
14409 Do not clear TREE_ADDRESSABLE on vars that may not become
14411 * tree-ssa.c (update_alias_info_1): Include those in the set
14412 of addressable vars.
14414 2009-01-26 Richard Guenther <rguenther@suse.de>
14416 PR middle-end/38851
14417 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
14418 * tree-ssa-dse.c: Include langhooks.h
14419 (execute_simple_dse): Remove stores with zero size.
14421 2009-01-24 Jakub Jelinek <jakub@redhat.com>
14424 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
14427 2009-01-24 Julian Brown <julian@codesourcery.com>
14429 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
14430 config/arm/linux-atomic.c.
14431 * config/arm/linux-atomic.c: New.
14433 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
14435 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
14436 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
14437 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
14439 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
14442 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
14445 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
14447 PR tree-optimization/38953
14448 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
14449 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
14450 (gloog): Split the exit of the scop when the scop exit is a loop exit.
14451 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
14454 2009-01-24 Paul Brook <paul@codesourcery.com>
14456 * config/arm/neon.md (neon_type): Move to arm.md.
14457 (neon_mov<VSTRUCT>): Add neon_type attribute.
14458 * config/arm/arm.md (neon_type): Move to here.
14459 (conds): Add "unconditioal" and use as default for NEON insns.
14461 2009-01-24 Ben Elliston <bje@au.ibm.com>
14463 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
14464 void *' warning from -Wc++-compat.
14465 * Makefile.in (dominance.o-warn): Remove.
14467 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
14469 PR tree-optimization/38932
14470 * fold-const.c (fold_unary_ignore_overflow): New.
14471 * tree.h (fold_unary_ignore_overflow): Declare.
14472 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
14473 * tree-ssa-sccvn.c (visit_reference_op_load,
14474 simplify_unary_expression): Likewise.
14476 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
14478 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
14479 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
14480 regardless of their type.
14481 * c-common.c (handle_packed_attribute): Don't ignore packed on
14483 * c.opt (Wpacked-bitfield-compat): New warning option.
14484 * stor-layout.c (place_field): Warn if offset of a field changed.
14485 * doc/extend.texi (packed): Mention the ABI change.
14486 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
14487 (Warning Options): Add it to the list.
14489 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
14491 * c-opts.c (c_common_post_options): Fix a typo in comments.
14493 2009-01-22 Steve Ellcey <sje@cup.hp.com>
14495 PR middle-end/38615
14496 * gimplify.c (gimplify_init_constructor): Fix promotion of const
14497 variables to static.
14498 * doc/invoke.texi (-fmerge-all-constants): Update description.
14500 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
14503 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
14504 (*movdi_1_rex64): Use type "mmx" for alternative 5.
14506 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
14508 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
14510 (LOCAL_ALIGNMENT): Similarly.
14512 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
14513 Joseph Myers <joseph@codesourcery.com>
14515 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
14516 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
14517 * config/arm/arm-tune.md: Regenerate.
14518 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
14521 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
14523 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
14524 version number to five.
14526 2009-01-22 Dodji Seketeli <dodji@redhat.com>
14529 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
14530 * c-common.c (set_underlying_type): Likewise.
14531 (is_typedef_decl ): Likewise
14533 (set_underlying_type): Likewise.
14534 (is_typedef_type): Likewise.
14536 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
14538 PR middle-end/38587
14539 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
14542 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
14545 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
14546 (LIBGCC_SPEC): Don't define.
14547 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
14549 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
14551 PR rtl-optimization/38879
14552 * alias.c (base_alias_check): Unaligned access via AND address can
14553 alias all surrounding object types except those with sizes equal
14554 or wider than the size of unaligned access.
14556 2009-01-21 Dodji Seketeli <dodji@redhat.com>
14559 * c-decl.c (clone_underlying_type): Move this ...
14560 * c-common.c (set_underlying_type): ... here.
14561 Also, make sure the function properly sets TYPE_STUB_DECL() on
14562 the newly created typedef variant type.
14563 (is_typedef_decl ): New entry point.
14564 * tree.h: Added a new member member_types_needing_access_check to
14565 struct tree_decl_non_common.
14566 (set_underlying_type): New entry point.
14567 (is_typedef_type): Likewise.
14569 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
14571 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
14572 Check whether two instructions have memory references that
14573 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
14574 are helper functions for traversing.
14575 * alias.h (insn_alias_sets_confilict_p): New prototypes.
14576 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
14577 not to draw dependency edge for instructions with non-conflicting
14580 2009-01-20 Joseph Myers <joseph@codesourcery.com>
14583 * longlong.h: Update copyright years. Use soft-fp license notice.
14584 Sync __clz_tab declaration with glibc.
14586 2009-01-20 Steve Ellcey <sje@cup.hp.com>
14589 * doc/extend.texi (syscall_linkage): New.
14590 (version_id): Modify.
14592 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
14593 Richard Guenther <rguenther@suse.de>
14595 PR tree-optimization/38747
14596 PR tree-optimization/38748
14597 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
14598 conversion if the base address is an indirect reference and the
14599 aliasing sets could cause issues.
14601 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
14603 * common.opt (fgraphite, fgraphite-identity): Add comment for
14604 explaining why these options are not documented.
14606 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
14608 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
14609 gimple_call_lhs is NULL.
14611 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
14614 * emit-rtl.c (adjust_address_1): Make sure memref is never
14617 2009-01-20 Ben Elliston <bje@au.ibm.com>
14619 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
14620 const qualifier from arg parameter. Remove unnecessary cast to char *.
14621 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
14622 const qualifier from arg 2.
14624 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
14626 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
14628 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
14631 * rtl.h (reinit_regs): New prototype.
14632 * regclass.c: Include ira.h.
14633 (reinit_regs): New.
14634 * Makefile.in (regclass.o): Add ira.h.
14635 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
14637 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
14640 * c-common.c (handle_aligned_attribute): Use
14641 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
14642 default alignment value.
14644 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
14646 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
14647 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
14649 * doc/extend.texi: Update __attribute__ ((aligned)). Document
14650 __BIGGEST_ALIGNMENT__.
14652 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
14654 2009-01-18 Richard Guenther <rguenther@suse.de>
14656 PR tree-optimization/38819
14657 * tree-flow.h (operation_could_trap_helper_p): Declare.
14658 * tree-eh.c (operation_could_trap_helper_p): Export.
14659 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
14660 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
14661 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
14662 are about to insert a possibly trapping instruction and fail
14665 2009-01-18 Andreas Schwab <schwab@suse.de>
14667 * doc/install.texi (Configuration): Remove obsolete paragraph
14668 about use of --with-gnu-ld with --with-gnu-as.
14670 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
14672 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
14673 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
14674 Follow spelling conventions.
14676 2009-01-18 Ben Elliston <bje@au.ibm.com>
14678 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
14679 C++ warning about implicit conversion from void * to struct
14681 (bitmap_obstack_free): Likewise for bitmap_element *.
14682 * Makefile.in (bitmap.o-warn): Remove.
14684 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
14686 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
14688 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
14689 Tobias Grosser <tobi.grosser@amd.com>
14691 * graphite.c (graphite_trans_scop_block): Do not block single
14694 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
14696 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
14697 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
14698 test with assertion.
14700 2009-01-16 Richard Guenther <rguenther@suse.de>
14702 PR tree-optimization/38835
14703 PR middle-end/36227
14704 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
14705 and INT + PTR -> (INT)(PTR p+ INT) folding.
14706 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
14708 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
14711 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
14712 the subreg from a lowpart subreg if it is also casting the value.
14714 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
14715 Tobias Grosser <tobi.grosser@amd.com>
14717 * graphite.c (compare_prefix_loops): New.
14718 (build_scop_canonical_schedules): Rewritten.
14719 (graphite_transform_loops): Move build_scop_canonical_schedules
14720 after build_scop_iteration_domain.
14722 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
14723 Tobias Grosser <tobi.grosser@amd.com>
14725 * graphite.c (add_conditions_to_domain): Add the loops to
14726 the dimension of the iteration domain. Do copy the domain
14727 only when it exists.
14728 (build_scop_conditions_1): Do not call add_conditions_to_domain.
14729 (add_conditions_to_constraints): New.
14730 (can_generate_code_stmt, can_generate_code): Removed.
14731 (gloog): Do not call can_generate_code.
14732 (graphite_transform_loops): Call add_conditions_to_constraints
14733 after building the iteration domain.
14735 2009-01-16 Jakub Jelinek <jakub@redhat.com>
14737 PR tree-optimization/38789
14738 * tree-ssa-threadedge.c
14739 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
14740 __builtin_constant_p.
14742 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14744 * dce.c (delete_unmarked_insns): Reversed the order that insns are
14745 examined before deleting them.
14747 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
14749 * function.c (aggregate_value_p): Correctly extract the function
14750 type from CALL_EXPR_FN lookup.
14752 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
14754 * config/picochip/picochip.c (picochip_override_options): Revert
14755 CFI asm flag disable commited previously.
14757 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
14758 Tobias Grosser <tobi.grosser@amd.com>
14759 Jan Sjodin <jan.sjodin@amd.com>
14761 * graphite.c (scan_tree_for_params): On substractions negate
14762 all the coefficients of the term.
14763 (clast_to_gcc_expression_red): New. Handle reduction expressions
14764 of more than two operands.
14765 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
14766 (get_vdef_before_scop): Handle also the case of default definitions.
14768 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
14770 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
14771 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
14772 Also use them when walking CALL_INSN_FUNCTION_USAGE.
14774 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
14775 Joey Ye <joey.ye@intel.com>
14777 PR middle-end/37843
14778 * cfgexpand.c (expand_stack_alignment): Don't update stack
14779 boundary nor check incoming stack boundary here.
14780 (gimple_expand_cfg): Update stack boundary and check incoming
14781 stack boundary here.
14783 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
14785 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
14787 2009-01-14 Jakub Jelinek <jakub@redhat.com>
14789 PR rtl-optimization/38245
14790 * calls.c (expand_call): Add stack arguments to
14791 CALL_INSN_FUNCTION_USAGE even for pure calls (when
14792 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
14793 in regs and partially in memory or BLKmode arguments.
14794 (emit_library_call_value_1): Add stack arguments to
14795 CALL_INSN_FUNCTION_USAGE even for pure calls (when
14796 ACCUMULATE_OUTGOING_ARGS).
14797 * dce.c: Include tm_p.h.
14798 (find_call_stack_args): New function.
14799 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
14801 (mark_insn): Call find_call_stack_args for CALL_Ps.
14802 (prescan_insns_for_dce): Walk insns backwards in bb rather than
14803 forwards. Allocate and free arg_stores bitmap if needed, pass it
14804 down to deletable_insn_p, don't mark stores set in arg_stores
14805 bitmap, clear the bitmap at the beginning of each bb.
14806 * Makefile.in (dce.o): Depend on $(TM_P_H).
14808 2009-01-14 Michael Meissner <gnu@the-meissners.org>
14811 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
14812 to make sure the insn is a conditional test (bug 22599). Reformat a
14815 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
14817 PR middle-end/38431
14818 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
14819 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
14820 (gloog): Do not call cleanup_tree_cfg.
14821 (graphite_transform_loops): Call cleanup_tree_cfg after all
14822 scops have been code generated.
14824 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
14825 * doc/gty.texi (Invoking the garbage collector): Added new node
14826 and section documenting ggc_collect.
14828 2009-01-14 Richard Guenther <rguenther@suse.de>
14830 PR tree-optimization/38826
14831 PR middle-end/38477
14832 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
14833 initialization notes only if we actually emitted a warning.
14834 (intra_create_variable_infos): Add constraints for a result decl
14835 that is passed by hidden reference.
14836 (build_pred_graph): Mark all related variables non-direct on
14839 2009-01-14 Nick Clifton <nickc@redhat.com>
14841 * ira-conflicts.c: Include addresses.h for the definition of
14843 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
14844 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
14846 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
14849 * Makefile.in (ira-lives.o): Add except.h.
14851 * ira-lives.c: Include except.h.
14852 (process_bb_node_lives): Process can_throw_internal.
14854 2009-01-13 Jakub Jelinek <jakub@redhat.com>
14856 PR rtl-optimization/38774
14857 * combine.c (simplify_set): When undoing cc_use change, don't do
14858 PUT_CODE on the newly created comparison, but instead put back the
14861 2009-01-13 Joseph Myers <joseph@codesourcery.com>
14863 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
14864 values. Remove duplicate arm8 entry.
14866 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
14868 PR tree-optimization/38786
14869 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
14870 the SSA_NAME case of expand_scalar_variables_expr.
14871 Set the type of an expression to the type of its assign statement.
14872 (expand_scalar_variables_expr): Also gather the scalar computation
14873 used to index the memory access. Do not pass loop_p.
14874 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
14875 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
14876 the gimple_stmt_iterator where it inserts new code.
14877 Do not pass loop_p.
14878 (copy_bb_and_scalar_dependences): Do not pass loop_p.
14879 (translate_clast): Update call to copy_bb_and_scalar_dependences.
14881 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
14883 * graphite.h (debug_value): Removed.
14884 * graphite.c (debug_value): Removed.
14886 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
14888 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
14889 ldrd/strd with two 32-bit instructions.
14891 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
14893 * config/arm/arm.c (struct processors): Pass for speed down into
14894 cost helper functions.
14895 (const_ok_for_op): Handle COMPARE and inequality nodes.
14896 (arm_rtx_costs_1): Rewrite.
14897 (arm_size_rtx_costs): Update prototype.
14898 (arm_rtx_costs): Pass speed down to helper functions.
14899 (arm_slowmul_rtx_costs): Rework cost calculations.
14900 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
14901 (arm_9e_rtx_costs): Likewise.
14903 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
14905 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
14906 relocations of local symbols wider than UNITS_PER_WORD are not valid.
14907 (alpha_legitimize_address): Do not split local symbols wider than
14908 UNITS_PER_WORD into HIGH/LO_SUM parts.
14910 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
14913 * gcc.c (process_command): Replace call to execvp with calls
14914 to pex_one and exit.
14916 2009-01-03 Anatoly Sokolov <aesok@post.ru>
14919 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
14920 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
14921 variant for devices with 3-byte PC.
14922 (__tablejump_elpm__): New.
14924 2009-01-12 Jakub Jelinek <jakub@redhat.com>
14927 * c-parser.c (c_parser_postfix_expression): Allow `->' in
14928 offsetof member-designator, handle it as `[0].'.
14930 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14932 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
14933 function when not using named sections on targets with named sections
14934 if branch distance is less than 262132.
14936 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
14938 * combine.c (combine_instructions): Recompute
14939 optimize_this_for_speed_p for each BB in the main combine loop.
14941 2009-01-12 Tomas Bily <tbily@suse.cz>
14944 * tree-loop-distribution.c (prop_phis): New function.
14945 (generate_builtin): Call prop_phis.
14946 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
14948 2009-01-12 Jakub Jelinek <jakub@redhat.com>
14950 PR tree-optimization/38807
14951 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
14952 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
14954 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
14956 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
14957 subreg of op0 to the original op0.
14959 2009-01-11 Laurent GUERBY <laurent@guerby.net>
14961 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
14963 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
14966 * mips-tfile.c (parse_def): Fix parsing of def strings
14967 starting with digits.
14969 2009-01-10 Jakub Jelinek <jakub@redhat.com>
14972 * config/arm/arm.c (arm_is_long_call_p): Don't call
14973 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
14975 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
14977 * regrename.c (regrename_optimize): Fix dumping.
14978 (find_oldest_value_reg): Preserve REG_POINTER.
14979 (copy_hardreg_forward_1): Likewise.
14981 2009-01-09 Diego Novillo <dnovillo@google.com>
14983 * gimple.h (struct gimple_statement_base) <uid>: Document
14984 the restrictions on its use.
14985 (gimple_uid): Tidy.
14986 (gimple_set_uid): Tidy.
14988 2009-01-09 Jakub Jelinek <jakub@redhat.com>
14990 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
14991 zero guard even if align_bytes != 0 and count is smaller than
14994 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
14996 PR rtl-optimization/38495
14997 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
14998 (add_range_and_copies_from_move_list): Print all added ranges.
14999 Add ranges to memory optimized destination.
15001 2009-01-09 Jakub Jelinek <jakub@redhat.com>
15005 * config/i386/i386.c (override_options): Reject
15006 -mstringop-strategy=rep_8byte with -m32.
15007 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
15008 to 1. Do count comparison against epilogue_size_needed at compile
15009 time even when count_exp was constant forced into register. For
15010 size_needed don't jump to epilogue, instead just avoid aligning
15011 and invoke the body algorithm. If need_zero_guard, add zero guard
15012 even if count is non-zero, but smaller than size_needed + number of
15013 bytes that could be stored for alignment.
15014 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
15015 to 1. If need_zero_guard, add zero guard even if count is non-zero,
15016 but smaller than size_needed + number of bytes that could be stored
15017 for alignment. Compare size_needed with epilogue_size_needed instead
15018 of desired_align - align, don't adjust size_needed, pass
15019 epilogue_size_needed to the epilogue expanders.
15022 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
15024 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15026 * pa.c (last_address): Change to unsigned.
15027 (update_total_code_bytes): Change argument to unsigned. Don't
15028 check if insn addresses are set.
15029 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
15030 addresses are not set.
15031 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
15033 2009-01-09 Nick Clifton <nickc@redhat.com>
15035 * config/sh/symbian.c: Replace uses of DECL_INLINE with
15036 DECL_DECLARED_INLINE_P.
15038 2009-01-09 Jakub Jelinek <jakub@redhat.com>
15040 PR middle-end/38347
15041 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
15042 GET_MODE (op0) in operand_subword_force calls.
15044 PR middle-end/38771
15045 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
15046 fold_convert arg0 operands to TREE_TYPE (op0) first.
15048 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
15050 * params.def (ira-max-conflict-table-size): Decrease default value
15053 2009-01-08 Jakub Jelinek <jakub@redhat.com>
15055 PR tree-optimization/37031
15056 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
15058 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
15059 allocate it using gc instead of heap, use VEC_quick_push instead of
15061 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
15062 instead of heap, use VEC_quick_push instead of VEC_safe_push.
15063 * tree-data-ref.h (struct access_matrix): Change matrix to gc
15064 allocated vector from heap allocated.
15065 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
15066 * tree-loop-linear.c (linear_transform_loops): Allocate nest
15067 vector only after perfect_loop_nest_depth call.
15069 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
15070 Jan Sjodin <jan.sjodin@amd.com>
15072 PR tree-optimization/38559
15073 * graphite.c (debug_value, copy_constraint,
15074 swap_constraint_variables, scale_constraint_variable, ): New.
15075 (get_lower_bound, get_upper_bound): Removed.
15076 (graphite_trans_bb_strip_mine): Clean up this code that works
15077 only for constant number of iterations. Fully copy upper and
15078 lower bound constraints, not only the constant part of them.
15079 * graphite.h (debug_value): Declared.
15081 2009-01-08 Ira Rosen <irar@il.ibm.com>
15083 PR tree-optimization/37194
15084 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
15085 Don't add the cost of cost model guard in prologue to scalar
15086 outside cost in case of known number of iterations.
15088 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
15089 Alan Modra <amodra@bigpond.net.au>
15091 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
15092 non-word-aligned REG+CONST addressing.
15094 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
15097 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
15098 free_after_compilation when outputting a thunk.
15099 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
15100 Do not call free_after_compilation here.
15102 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
15104 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
15105 (ix86_valid_target_attribute_inner_p): Ditto.
15107 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
15109 PR tree-optimization/38492
15110 PR tree-optimization/38498
15111 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
15112 * tree-chrec.h (scev_is_linear_expression): Declared.
15113 * graphite.c (graphite_cannot_represent_loop_niter): New.
15114 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
15115 (graphite_loop_normal_form): Use gcc_assert.
15116 (scan_tree_for_params): Use CASE_CONVERT.
15117 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
15118 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
15119 Use gcc_assert. Discard scops that contain unhandled cases.
15120 (build_scop_conditions): Return a boolean status for unhandled cases.
15121 (strip_mine_profitable_p): Print the loop number, not its depth.
15122 (is_interchange_valid): Pass the depth of the loop nest, don't
15123 recompute it wrongly.
15124 (graphite_trans_bb_block): Same.
15125 (graphite_trans_bb_block): Print tentative of loop blocking.
15126 (graphite_trans_scop_block): Do not print that the loop has been
15128 (graphite_transform_loops): Do not handle scops that contain condition
15131 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
15133 AVX Programming Reference (December, 2008)
15134 * config/i386/avxintrin.h (_mm256_stream_si256): New.
15135 (_mm256_stream_pd): Likewise.
15136 (_mm256_stream_ps): Likewise.
15138 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
15139 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
15140 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
15141 (bdesc_special_args): Add __builtin_ia32_movntdq256,
15142 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
15143 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
15144 (ix86_expand_special_args_builtin): Likewise.
15146 * config/i386/sse.md (AVXMODEDI): New.
15147 (avx_movnt<mode>): Likewise.
15148 (avx_movnt<mode>): Likewise.
15149 (<sse>_movnt<mode>): Remove AVX support.
15150 (sse2_movntv2di): Likewise.
15152 2009-01-07 Richard Guenther <rguenther@suse.de>
15154 PR middle-end/38751
15155 * fold-const.c (extract_muldiv): Remove obsolete comment.
15156 (fold_plusminus_mult_expr): Undo MINUS_EXPR
15157 to PLUS_EXPR canonicalization for the canonicalization.
15159 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
15161 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
15162 hosted cross-compilers generating less efficient code.
15164 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
15166 * function.h (rtl_data): Add a dbr_scheduled_p field.
15167 * reorg.c (dbr_schedule): Set it.
15168 (gate_handle_delay_slots): Check it.
15169 * config/mips/mips.c (mips_base_delayed_branch): Delete.
15170 (mips_reorg): Check flag_delayed_branch instead of
15171 mips_base_delayed_branch.
15172 (mips_override_options): Don't set mips_base_delayed_branch
15173 or flag_delayed_branch.
15175 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
15177 PR rtl-optimization/38426.
15178 * ira.c (ira): Set current_function_is_leaf earlier.
15180 2009-01-06 Jakub Jelinek <jakub@redhat.com>
15182 PR rtl-optimization/38722
15183 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
15184 too early, only set a flag and modify after last possible
15187 2009-01-06 Janis Johnson <janis187@us.ibm.com>
15190 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
15191 * real.c (decimal_single_format): Correct values of emin and emax.
15192 (decimal_double_format): Ditto.
15193 (decimal_quad_format): Ditto.
15194 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
15195 computation of DECnn_MIN and DECnn_MAX for corrected values of
15196 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
15197 __DECnn_MIN__, and adjust its computation for the corrected value
15200 2009-01-06 Jan Hubicka <jh@suse.cz>
15203 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
15205 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
15207 * doc/contrib.texi (Contributors): Slightly adjust the end note.
15208 Add Robert Clark to the list of testers.
15210 2009-01-06 Jan Hubicka <jh@suse.cz>
15211 Kai Tietz <kai.tietz@onevision.com>
15213 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
15214 * config/i386/i386.c (ix86_expand_call): Add clobbers.
15216 2009-01-06 Jan Hubicka <jh@suse.cz>
15217 Kai Tietz <kai.tietz@onevision.com>
15219 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
15221 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
15222 (ix86_nsaved_regs): Count only general purpose regs.
15223 (ix86_nsaved_sseregs): New.
15224 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
15225 to 16 for w64; compute padding and size of sse reg save area.
15226 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
15227 general purpose regs.
15228 (ix86_emit_save_sse_regs_using_mov): New.
15229 (ix86_expand_prologue): Save SSE regs if needed.
15230 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
15231 (ix86_emit_restore_sse_regs_using_mov): New.
15232 (ix86_expand_epilogue): Save SSE regs if needed.
15234 2009-01-06 Jan Hubicka <jh@suse.cz>
15235 Kai Tietz <kai.tietz@onevision.com>
15237 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
15238 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
15239 functions when accumulate outgoing args is off.
15241 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
15244 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
15245 before using pseudos_have_intersected_live_ranges_p.
15247 * ira-int.h (ira_assert): Always define.
15249 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
15251 AVX Programming Reference (December, 2008)
15252 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
15253 (_mm256_permute2_pd): Likewise.
15254 (_mm_permute2_ps): Likewise.
15255 (_mm256_permute2_ps): Likewise.
15256 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
15257 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
15259 * config/i386/i386.c (ix86_builtins): Remove
15260 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
15261 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
15262 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
15263 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
15264 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
15265 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
15266 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
15267 __builtin_ia32_vpermil2ps256.
15268 (ix86_init_mmx_sse_builtins): Updated.
15269 (ix86_expand_args_builtin): Likewise.
15271 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15273 * pa.c (output_call): Relocate non-jump insns in the delay slot of
15274 long absolute calls when generating PA 2.0 code.
15276 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
15278 PR rtl-optimization/38583
15279 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
15281 * params.def (ira-max-conflict-table-size): New.
15283 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
15285 * ira.h (ira_conflicts_p): New external definition.
15287 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
15288 table. Report this. Return result of building.
15289 (ira_build_conflicts): Use ira_conflicts_p. Check result of
15290 building conflict table.
15292 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
15293 (ira_color): Use ira_conflicts_p.
15295 * global.c: Include ira.h.
15296 (pseudo_for_reload_consideration_p, build_insn_chain): Use
15299 * Makefile.in (global.o): Add ira.h.
15301 * ira-build.c (mark_all_loops_for_removal,
15302 propagate_some_info_from_allocno): New.
15303 (remove_unnecessary_allocnos): Call
15304 propagate_some_info_from_allocno.
15305 (remove_low_level_allocnos): New.
15306 (remove_unnecessary_regions): Add parameter. Call
15307 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
15308 parameter to remove_unnecessary_regions.
15309 (ira_build): Remove all regions but root if the conflict table was
15310 not built. Update conflict hard regs for allocnos crossing calls.
15312 * ira.c (ira_conflicts_p): New global.
15313 (ira): Define and use ira_conflicts_p.
15315 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
15316 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
15317 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
15319 2009-01-06 Ben Elliston <bje@au.ibm.com>
15321 * gengtype-lex.l (YY_NO_INPUT): Define.
15323 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
15326 * c-common.c (handle_vector_size_attribute): Also reject
15327 BOOLEAN_TYPE types.
15329 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
15331 PR tree-optimization/38492
15332 * graphite.c (rename_map_elt, debug_rename_elt,
15333 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
15334 rename_map_elt_info, eq_rename_map_elts,
15335 get_new_name_from_old_name, bb_in_sese_p): Moved around.
15336 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
15337 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
15338 (sese_build_livein_liveouts): New.
15339 (new_sese, free_sese): New.
15340 (new_scop): Call new_sese.
15341 (free_scop): Call free_sese.
15342 (rename_variables_from_edge, rename_phis_end_scop): Removed.
15343 (register_old_new_names): Renamed register_old_and_new_names.
15344 (register_scop_liveout_renames, add_loop_exit_phis,
15345 insert_loop_close_phis, struct igp,
15346 default_liveout_before_guard, add_guard_exit_phis,
15347 insert_guard_phis, copy_renames): New.
15348 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
15349 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
15350 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
15351 (scop_adjust_phis_for_liveouts): New.
15352 (gloog): Call scop_adjust_phis_for_liveouts.
15354 * graphite.h (struct sese): Documented. Added fields liveout,
15355 num_ver and livein.
15356 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
15357 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
15358 (struct scop): Added field liveout_renames.
15359 (SCOP_LIVEOUT_RENAMES): New.
15361 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
15363 PR tree-optimization/38510
15364 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
15365 (translate_clast): Call recompute_all_dominators before
15367 (gloog): Call recompute_all_dominators before graphite_verify.
15369 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
15370 Jan Sjodin <jan.sjodin@amd.com>
15372 PR tree-optimization/38500
15373 * graphite.c (create_sese_edges): Call fix_loop_structure after
15376 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
15378 * config.gcc: Add m32r*-*-rtems*.
15379 * config/m32r/rtems.h: New file.
15381 2009-01-05 Ben Elliston <bje@au.ibm.com>
15383 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
15384 (.po.pox): Likewise.
15385 (po/gcc.pot): Likewise.
15387 2009-01-04 David S. Miller <davem@davemloft.net>
15389 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
15390 (STARTING_FRAME_OFFSET): Always set to zero.
15392 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
15394 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
15395 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
15396 fixed-point types, and vectors of the same.
15398 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
15400 * config/mips/sync.md (*mb_barrier): Rename to...
15401 (*memory_barrier): ...this.
15403 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
15405 * doc/extend.texi (Function Attributes): Move @cindex after @item
15406 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
15407 and put in alphabetical order. Fix 'target' name and put in order.
15408 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
15411 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
15413 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
15414 (memory_barrier): Expand as unspec instead of unspec_volatile.
15415 Remove mem:BLK from insn operands. Use Pmode scratch register.
15416 (*memory_barrier): Define as unspec instead of unspec_volatile.
15417 Use (match_dup 0) as input operand.
15419 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
15420 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
15421 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
15422 scratch register. Remove operand 1.
15423 (*stbar): Define as unspec instead of unspec_volatile.
15424 Use (match_dup 0) as input operand, remove (const_int 8).
15425 (*membar): Define as unspec instead of unspec_volatile.
15426 Use (match_dup 0) as input operand, remove input operand 2.
15428 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
15429 (memory_barrier): Expand as unspec instead of unspec_volatile.
15430 Remove mem:BLK from insn operands. Use Pmode scratch register.
15431 (*memory_barrier): Define as unspec instead of unspec_volatile.
15432 Use (match_dup 0) as input operand.
15434 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
15435 Remove mem:BLK from insn operands. Use Pmode scratch register.
15436 Set volatile flag on operand 0.
15437 (*memory_barrier): New insn pattern.
15439 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
15441 (*memory_barrier): Use (match_dup 0) as input operand.
15443 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
15444 Remove mem:BLK from insn operands. Use Pmode scratch register.
15445 Set volatile flag on operand 0.
15446 (*mb_internal): New insn pattern.
15448 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
15450 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
15452 PR middle-end/38586
15453 * function.c (struct temp_slot): Move to the section of the file
15454 that deals with temp slots. Remove field 'address'.
15455 (temp_slot_address_table): New hash table of address -> temp slot.
15456 (struct temp_slot_address_entry): New struct, items for the table.
15457 (temp_slot_address_compute_hash, temp_slot_address_hash,
15458 temp_slot_address_eq, insert_temp_slot_address): Support functions
15460 (find_temp_slot_from_address): Rewrite to use the new hash table.
15461 (remove_unused_temp_slot_addresses): Remove addresses of temp
15462 slots that have been made available.
15463 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
15464 worker function for remove_unused_temp_slot_addresses.
15465 (assign_stack_temp_for_type): Don't clear the temp slot address list.
15466 Add the temp slot address to the address -> temp slot map.
15467 (update_temp_slot_address): Update via insert_temp_slot_address.
15468 (free_temp_slots): Call remove_unused_temp_slot_addresses.
15469 (pop_temp_slots): Likewise.
15470 (init_temp_slots): Allocate the address -> temp slot map, or empty
15471 the map if it is already allocated.
15472 (prepare_function_start): Initialize temp slot processing.
15474 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
15476 PR middle-end/38584
15477 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
15478 Calculate the size of all stack vars assuming no packing of stack
15479 vars will happen, replacing a quadratic algorithm with a linear one.
15481 2009-01-03 Jakub Jelinek <jakub@redhat.com>
15484 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
15487 2009-01-03 Diego Novillo <dnovillo@google.com>
15489 * doc/contrib.texi: Update contributions.
15491 2009-01-03 Jakub Jelinek <jakub@redhat.com>
15494 * builtins.c (fold_builtin_memory_op): Give up if either operand
15495 is volatile. Set srctype or desttype to non-qualified version
15499 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
15500 and FUNCTION_DECLs.
15502 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
15504 PR rtl-optimization/35805
15505 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
15506 problem if fast dce is able to remove any instructions.
15507 * dce.c (dce_process_block): Fix dump message.
15509 2009-01-02 Mark Mitchell <mark@codesourcery.com>
15512 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
15514 2009-01-02 Jakub Jelinek <jakub@redhat.com>
15516 PR middle-end/38690
15517 * tree-flow.h (op_code_prio, op_prio): New prototypes.
15518 * tree-pretty-print.c (op_code_prio): New function.
15519 (op_prio): No longer static. Use op_code_prio.
15520 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
15521 Use op_prio and op_code_prio to determine if () should be
15522 printed around operand(s) or not.
15524 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
15525 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
15526 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
15527 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
15528 pp_character instead of pp_string for single letter printing.
15530 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
15532 * doc/extend.texi: Fix '#pragma GCC option' typo.
15534 2009-01-02 Richard Guenther <rguenther@suse.de>
15536 * doc/install.texi (--enable-checking): Mention different
15537 default for stage1.
15538 (--enable-stage1-checking): Document.
15540 2009-01-01 Andrew Pinski <pinskia@gmail.com>
15542 PR middle-end/30142
15543 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
15544 case to be an error.
15546 2009-01-02 Ben Elliston <bje@au.ibm.com>
15548 * config/fp-bit.h (pack_d): Constify argument.
15549 * config/fp-bit.c (makenan): Constify return type. Remove casts.
15550 (isnan): Constify argument.
15552 (iszero): Likewise.
15553 (pack_d): Likewise.
15554 (_fpadd_parts): Constify return type.
15555 (_fpmul_parts): Likewise.
15556 (_fpdiv_parts): Likewise.
15558 2009-01-01 Jakub Jelinek <jakub@redhat.com>
15561 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
15562 warn about overwriting initializer with side-effects or
15563 -Woverride-init if !IMPLICIT.
15564 (output_init_element): Likewise. Pass IMPLICIT down to
15566 (process_init_element): Add IMPLICIT argument. Pass it down
15567 to output_init_element.
15568 (push_init_element, pop_init_level, set_designator): Adjust
15569 process_init_element callers.
15570 (set_nonincremental_init, set_nonincremental_init_from_string):
15571 Adjust add_pending_init callers.
15572 (output_pending_init_elements): Adjust output_init_element callers.
15573 * c-tree.h (process_init_element): Adjust prototype.
15574 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
15575 process_init_element callers.
15578 Copyright (C) 2009 Free Software Foundation, Inc.
15580 Copying and distribution of this file, with or without modification,
15581 are permitted in any medium without royalty provided the copyright
15582 notice and this notice are preserved.